1 2016-06-28 Jakub Jelinek <jakub@redhat.com>
4 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
5 expand_ifn_atomic_compare_exchange): New functions.
6 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
7 * tree.h (build_call_expr_internal_loc): Rename to ...
8 (build_call_expr_internal_loc_array): ... this. Fix up type of
10 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
11 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
12 ATOMIC_COMPARE_EXCHANGE result.
13 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
14 * gimple-fold.h (optimize_atomic_compare_exchange_p,
15 fold_builtin_atomic_compare_exchange): New prototypes.
16 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17 fold_builtin_atomic_compare_exchange): New functions..
18 * tree-ssa.c (execute_update_addresses_taken): If
19 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
20 of call when finding addressable vars, and if such var becomes
21 non-addressable, call fold_builtin_atomic_compare_exchange.
23 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
26 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
27 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
29 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
31 * config/rs6000/rs6000.md ('type' attribute): Add
32 veclogical,veccmpfx,vecexts,vecmove insn types.
33 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
34 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
35 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
36 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
37 *nabs<mode>2_hw): Change type to vecmove.
38 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
39 *boolcc<mode>3_internal, *eqv<mode>3_internal,
40 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
41 *ieee_128bit_vsx_abs<mode>2_internal,
42 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
43 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
44 *ieee128_mtvsrd_32bit): Change type to veclogical.
45 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
46 *movdi_internal32, *movdi_internal64): Update insn types.
47 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
48 vsx_extract_<mode>): Change type to veclogical.
49 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
50 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
51 *vsx_sign_extend_si_v2di): Change type to vecexts.
52 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
54 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
55 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
56 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
57 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
58 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
59 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
60 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
61 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
62 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
63 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
64 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
65 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
66 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
67 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
68 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
69 (ppc7450-vecsimple): Add veclogical, vecmove.
70 (ppc7450-veccmp): Add veccmpfx.
71 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
73 (ppc8540_vector_compare): Add veccmpfx.
74 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
75 * config/rs6000/cell.md (cell-fp): Add fpsimple.
76 (cell-vecsimple): Add veclogical, vecmove.
77 (cell-veccmp): Add veccmpfx.
78 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
79 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
81 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
82 * config/rs6000/power4.md (power4-fp): Add fpsimple.
83 (power4-vecsimple): Add veclogical, vecmove.
84 (power4-veccmp): Add veccmpfx.
85 * config/rs6000/power5.md (power5-fp): Add fpsimple.
86 * config/rs6000/power6.md (power6-fp): Add fpsimple.
87 (power6-vecsimple): Add veclogical, vecmove.
88 (power6-veccmp): Add veccmpfx.
89 * config/rs6000/power7.md (power7-fp): Add fpsimple.
90 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
91 * config/rs6000/power8.md (power8-fp): Add fpsimple.
92 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
93 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
94 * config/rs6000/titan.md (titan_fp): Add fpsimple.
95 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
97 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
99 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
102 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
103 OPTION_MASK_P9_DFORM_VECTOR.
104 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
105 disable -mpower9-dform-vector when using reload.
106 (quad_address_p): Remove 'gpr_p' argument and all associated code.
107 New 'strict' argument. Update all callers. Add strict addressing
109 (rs6000_legitimate_offset_address_p): Remove call to
110 virtual_stack_registers_memory_p.
111 (rs6000_legitimize_reload_address): Add quad address support.
112 (rs6000_legitimate_address_p): Move call to quad_address_p above
113 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
114 to account for new strict usage.
115 (rs6000_output_move_128bit): Adjust quad_address_p args to account
116 for new strict usage.
117 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
119 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.c (ix86_spill_class): Disable condition to
127 always return NO_REGS.
129 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
131 * predict.c: Include gimple-pretty-print.h
132 (predicted_by_loop_heuristics_p): Check also
133 PRED_LOOP_EXIT_WITH_RECURSION
134 (predict_loops): Find self recursive calls and use special purpose
135 predictors for them; dump log about decisions.
136 (pass_profile::execute): Dump info about #of iterations.
137 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
138 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
140 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
142 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
143 output_asm_insn calls and shorten long lines. Output .CALL
144 argument descriptor using pa_output_arg_descriptor. Add various
145 inline $$dyncall and other optimizations.
146 (pa_attr_length_indirect_call): Adjust ordering and lengths.
148 2016-06-25 Jakub Jelinek <jakub@redhat.com>
150 PR tree-optimization/71643
151 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
154 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
155 leak a bitmap if dep_bb is NULL.
157 PR tree-optimization/71631
158 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
159 to rewrite_expr_tree even if negate_result, move new_lhs var
160 declaration and initialization earlier, for powi_result set afterwards
161 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
162 if new_lhs != lhs, and don't shadow gsi var.
164 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
166 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
167 Add in_loop parameter.
168 (predict_loops): Add loop guard heuristics.
169 * predict.def (PRED_LOOP_GUARD): New heuristics.
171 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
173 * predict.c: Include ipa-utils.h
174 (tree_bb_level_prediction): Predict recursive calls.
175 (tree_estimate_probability_bb): Skip inexpensive calls for call
177 * predict.def (PRED_RECURSIVE_CALL): New.
179 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
181 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
182 (BU_FLOAT128_1): Likewise.
184 (COPYSIGNQ): Likewise.
185 (RS6000_BUILTIN_NANQ): Likewise.
186 (RS6000_BUILTIN_NANSQ): Likewise.
187 (RS6000_BUILTIN_INFQ): Likewise.
188 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
189 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
190 (TARGET_FOLD_BUILTIN): New #define.
191 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
192 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
193 (rs6000_fold_builtin): New target hook implementation, handling
194 folding of 128-bit NaNs and infinities.
195 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
196 entries are filled in to avoid problems during bootstrap
197 self-test; define builtins for 128-bit NaNs and infinities.
198 (rs6000_opt_mask): Add entry for float128.
199 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
200 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
201 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
202 (const_str_type_node): New #define.
203 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
204 to a define_expand that dispatches to either copysign<mode>3_soft
205 or copysign<mode>3_hard.
206 (copysign<mode>3_hard): Rename from copysign<mode>3.
207 (copysign<mode>3_soft): New define_insn.
208 * doc/extend.texi: Document new builtins.
210 2016-06-24 Jakub Jelinek <jakub@redhat.com>
212 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
213 PRIu64 instead of lu.
215 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
218 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
221 2016-06-24 Jakub Jelinek <jakub@redhat.com>
223 PR tree-optimization/71647
224 * omp-low.c (lower_rec_input_clauses): Convert
225 omp_clause_aligned_alignment (c) to size_type_node for the
226 last argument of __builtin_assume_aligned.
228 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
230 * configure.ac (calling ___tls_get_addr via GOT): New
231 assembler/linker check.
232 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
233 assembler and linker supports calling ___tls_get_addr via GOT.
234 Otherise, defined to 0.
235 * config.in: Regenerated.
236 * configure: Likewise.
237 * config/i386/constraints.md (Yb): New constraint.
238 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
239 (REG_CLASS_NAMES): Likewise.
240 (REG_CLASS_CONTENTS): Likewise.
241 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
242 the b constraint with the Yb constraint. Call ___tls_get_addr
243 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
245 (*tls_local_dynamic_base_32_gnu): Likewise.
246 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
247 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
248 (*tls_local_dynamic_base_64_<mode>): Likewise.
250 2016-06-24 Martin Liska <mliska@suse.cz>
252 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
253 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
255 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
256 argument to true if the expected number of iterations is
259 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
261 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
262 assemble for 32bit target.
263 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
264 and $ld_ix86_gld_32_opt to link for 32bit target.
265 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
266 * configure: Regenerate.
268 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
270 * config/arm/arm.c (int_log2): Delete definition and prototype.
271 (shift_op): Use exact_log2 instead of int_log2.
272 (vfp3_const_double_for_fract_bits): Likewise.
274 2016-06-24 Jakub Jelinek <jakub@redhat.com>
276 * internal-fn.c (expand_arith_set_overflow): New function.
277 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
279 (expand_arith_overflow_result_store): Likewise. Handle precision
280 smaller than mode precision.
281 * tree-vrp.c (extract_range_basic): For imag part, handle
282 properly signed 1-bit precision result.
283 * doc/extend.texi (__builtin_add_overflow): Document that last
284 argument can't be pointer to enumerated or boolean type.
285 (__builtin_add_overflow_p): Document that last argument can't
286 have enumerated or boolean type.
288 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
289 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
291 * config/rs6000/predicates.md (splat_input_operand): Rework.
292 Don't allow constants, since the insns that use this predicate
293 don't support constants. Constants are handled by other insns
294 that are created via combine. During and after register
295 allocation, only allow indexed or indirect addresses, and not
296 general addresses. Only allow modes supported by the hardware.
297 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
298 comment. Move check for using VSPLTIS<x> to a common location,
299 instead of doing it in two different places.
301 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
303 * config/i386/driver-i386.c (host_detect_local_cpu): Set
304 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
305 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
306 signature_CENTAUR_ebx.
308 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
312 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
313 (as_ix86_gas_32_opt): This.
314 (ld_ix86_tls_ldm_opt): Renamed to ...
315 (ld_ix86_gld_32_opt): This.
316 (R_386_TLS_LDM reloc): Updated.
317 (R_386_GOT32X reloc): New assembler/linker check.
318 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
319 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
321 * config.in: Regenerated.
322 * configure: Likewise.
323 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
324 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
325 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
326 if ix86_force_load_from_GOT_p returns true.
327 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
328 ix86_force_load_from_GOT_p returns true.
329 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
330 the external function address via the GOT slot.
331 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
332 HAVE_AS_IX86_GOT32X before returning false.
333 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
334 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
336 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
338 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
340 2016-06-23 Andi Kleen <ak@linux.intel.com>
342 * Makefile.in: Regenerate.
343 * doc/install.texi: Document autoprofiledbootstrap.
345 2016-06-23 Andi Kleen <ak@linux.intel.com>
347 * config/i386/gcc-auto-profile: New file.
349 2016-06-23 Martin Liska <mliska@suse.cz>
352 * predict.c (predict_loops): Revert the hunk that was removed
355 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
357 * config.gcc: Add support for arm*-*-phoenix* targets.
358 * config/arm/t-phoenix: New.
359 * config/phoenix.h: New.
361 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
362 H.J. Lu <hongjiu.lu@intel.com>
365 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
366 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
367 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
368 ix86_force_load_from_GOT_p returns true.
369 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
370 ix86_force_load_from_GOT_p returns true.
371 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
372 ix86_force_load_from_GOT_p returns true.
373 (ix86_expand_move): Load the external function address via the
374 GOT slot if ix86_force_load_from_GOT_p returns true.
375 * config/i386/predicates.md (x86_64_immediate_operand): Return
376 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
377 (x86_64_zext_immediate_operand): Ditto.
379 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
381 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
383 2016-06-22 David Malcolm <dmalcolm@redhat.com>
386 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
387 * diagnostic.c (pedwarn_at_rich_loc): New function.
388 * spellcheck.h (best_match::best_match): Add a
389 "best_distance_so_far" optional parameter.
390 (best_match::set_best_so_far): New method.
391 (best_match::get_best_distance): New accessor.
392 (best_match::get_best_candidate_length): New accessor.
394 2016-06-22 Nick Clifton <nickc@redhat.com>
396 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
397 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
398 modes are accepted as well.
399 (ucompare_loc_descriptor): Likewise.
400 (minmax_loc_descriptor): Likewise.
401 (clz_loc_descriptor): Likewise.
402 (popcount_loc_descriptor): Likewise.
403 (bswap_loc_descriptor): Likewise.
404 (rotate_loc_descriptor): Likewise.
405 (mem_loc_descriptor): Likewise.
406 (loc_descriptor): Likewise.
408 2016-06-22 David Malcolm <dmalcolm@redhat.com>
410 * common.opt (fdiagnostics-parseable-fixits): New option.
411 * diagnostic.c: Include "selftest.h".
412 (print_escaped_string): New function.
413 (print_parseable_fixits): New function.
414 (diagnostic_report_diagnostic): Call print_parseable_fixits.
415 (selftest::assert_print_escaped_string): New function.
416 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
417 (selftest::test_print_escaped_string): New function.
418 (selftest::test_print_parseable_fixits_none): New function.
419 (selftest::test_print_parseable_fixits_insert): New function.
420 (selftest::test_print_parseable_fixits_remove): New function.
421 (selftest::test_print_parseable_fixits_replace): New function.
422 (selftest::diagnostic_c_tests): New function.
423 * diagnostic.h (struct diagnostic_context): Add field
424 "parseable_fixits_p".
425 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
426 -fdiagnostics-parseable-fixits.
427 (-fdiagnostics-parseable-fixits): New option.
428 * opts.c (common_handle_option): Handle
429 -fdiagnostics-parseable-fixits.
430 * selftest-run-tests.c (selftest::run_tests): Call
431 selftest::diagnostic_c_tests.
432 * selftest.h (selftest::diagnostic_c_tests): New prototype.
434 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
436 PR tree-optimization/71488
437 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
438 comparison of boolean vectors.
439 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
440 of boolean vectors using bitwise operations.
442 2016-06-22 Andreas Schwab <schwab@suse.de>
444 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
447 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
449 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
451 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
453 * config/i386/i386.c (print_reg): Emit an error message on attempt to
456 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
458 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
459 * config/arm/arm-cores.def (cortex-a73): New entry.
460 (cortex-a73.cortex-a35): Likewise.
461 (cortex-a73.cortex-a53): Likewise.
462 * config/arm/arm-tables.opt: Regenerate.
463 * config/arm/arm-tune.md: Likewise.
464 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
465 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
466 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
467 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
468 * doc/invoke.texi (ARM Options): Document cortex-a73,
469 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
471 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
473 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
474 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
475 (cortex-a73.cortex-a35): Likewise.
476 (cortex-a73.cortex-a53): Likewise.
477 * config/aarch64/aarch64-tune.md: Regenerate.
478 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
479 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
482 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
484 * configure.ac (gcc_cv_as_compress_debug): Remove
485 --compress-debug-sections as extra as switch.
486 Handle gas --compress-debug-sections=type.
487 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
488 Handle gld --compress-debug-sections=type.
489 * configure: Regenerate.
491 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
493 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
495 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
497 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
498 (do_rewrite): likewise.
500 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
502 * common/config/mep/mep-common.c: Remove.
503 * config.gcc: Remove mep-* support.
504 * config/mep/constraints.md: Remove.
505 * config/mep/default.h: Remove.
506 * config/mep/intrinsics.h: Remove.
507 * config/mep/intrinsics.md: Remove.
508 * config/mep/ivc2-template.h: Remove.
509 * config/mep/mep-c5.cpu: Remove.
510 * config/mep/mep-core.cpu: Remove.
511 * config/mep/mep-default.cpu: Remove.
512 * config/mep/mep-ext-cop.cpu: Remove.
513 * config/mep/mep-intrin.h: Remove.
514 * config/mep/mep-ivc2.cpu: Remove.
515 * config/mep/mep-pragma.c: Remove.
516 * config/mep/mep-protos.h: Remove.
517 * config/mep/mep.c: Remove.
518 * config/mep/mep.cpu: Remove.
519 * config/mep/mep.h: Remove.
520 * config/mep/mep.md: Remove.
521 * config/mep/mep.opt: Remove.
522 * config/mep/predicates.md: Remove.
523 * config/mep/t-mep: Remove.
524 * doc/install.texi: Remove mep-* documentation.
525 * doc/md.texi: Likewise.
527 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
529 * config.gcc: Remove support for avr-rtems.
530 * config/avr/gen-avr-mmcu-specs.c: Likewise.
531 * config/avr/rtems.h: Remove.
532 * config/avr/t-rtems: Remove.
534 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
536 * config.gcc: Remove m32r-rtems support.
537 * config/m32r/rtems.h: Remove.
539 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
541 * config.gcc: Remove h8300-rtems support.
542 * config/h8300/rtems.h: Remove.
543 * config/h8300/t-rtems: Remove.
545 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
547 * config.gcc: Remove support for knetbsd.
548 * configure.ac: Likewise.
549 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
550 * config/knetbsd-gnu.h: Remove.
551 * configure: Regenerate.
553 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
555 * config.gcc: Remove support for openbsd 2 and 3.
556 * config/openbsd-oldgas.h: Remove.
558 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
560 * config.gcc: Remove interix support.
561 * config/i386/i386-interix.h: Remove.
562 * config/i386/interix.opt: Remove.
563 * config/i386/t-interix: Remove.
564 * configure: Regenerate.
565 * configure.ac: Remove interix support.
566 * doc/install.texi: Remove interix documentation.
568 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
570 * config/rs6000/rs6000.h: Add conditional preprocessing directives
571 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
574 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
576 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
577 they are both PLACEHOLDER_EXPRs.
579 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
581 * stor-layout.c (layout_type): Move setting complex MODE to
582 layout_type, instead of setting it ahead of time by the caller.
583 * tree.c (build_complex_type): Likewise.
585 2016-06-21 Martin Liska <mliska@suse.cz>
587 * predict.c (force_edge_cold): Replace imposisble with
590 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
592 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
593 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
595 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
597 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
599 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
600 Ilya Enkovich <ilya.enkovich@intel.com>
603 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
604 New member function to convert V1TImode register to SUBREG
605 TImode in debug insn.
606 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
607 after changing register mode to V1TImode.
609 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
611 * config/aarch64/aarch64-cores.def (vulcan): New core.
612 * config/aarch64/aarch64-tune.md: Regenerate.
613 * doc/invoke.texi: Document vulcan as an available option.
615 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
617 * cse.c (canon_asm_operands): New function extracted from...
618 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
619 either standalone or member of a PARALLEL.
621 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
624 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
625 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
626 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
628 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
631 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
632 constant addresses if can_create_pseudo_p.
634 2016-06-21 Jakub Jelinek <jakub@redhat.com>
636 PR tree-optimization/71588
637 * tree-ssa-strlen.c (valid_builtin_call): New function.
638 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
641 2016-06-20 Jakub Jelinek <jakub@redhat.com>
644 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
645 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
646 for conversion of scalar user var to complex type and use the
647 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
650 PR rtl-optimization/71591
651 * toplev.c (toplev::run_self_tests): If no_backend, complain and
654 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
657 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
658 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
659 space for PIC with non-v32 and the common non-PIC "jump".
661 2016-06-20 Jakub Jelinek <jakub@redhat.com>
664 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
665 returned values and add UN*/LTGT/*ORDERED cases with values matching
666 D operand modifier on vcmp for AVX.
668 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
670 * config/aarch64/aarch64.opt
671 (mpc-relative-literal-loads): Rename internal option name.
672 * config/aarch64/aarch64.c
673 (aarch64_nopcrelative_literal_loads): Rename to
674 aarch64_pcrelative_literal_loads.
675 (aarch64_expand_mov_immediate): Likewise.
676 (aarch64_secondary_reload): Likewise.
677 (aarch64_can_use_per_function_literal_pools_p): Likewise.
678 (aarch64_override_options_after_change_1): Rename and simplify logic.
679 (aarch64_classify_symbol): Merge large model checks into switch,
680 remove pc-relative load check.
682 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
684 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
685 costs relative to the cost of a register move.
687 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
689 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
690 (vcvt_n_f64_u64): Likewise.
691 (vcvt_n_s64_f64): Likewise.
692 (vcvt_n_u64_f64): Likewise.
693 (vcvt_f64_s64): Likewise.
694 (vrecpe_f64): Likewise.
695 (vcvt_f64_u64): Likewise.
696 (vrecps_f64): Likewise.
698 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
700 * config/aarch64/aarch64.md
701 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
703 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
705 * config/aarch64/aarch64-builtins.c
706 (aarch64_types_binop_uss_qualifiers): Delete.
707 (TYPES_BINOP_USS): Likewise.
708 (aarch64_types_binop_sus_qualifiers): Likewise.
709 (TYPES_BINOP_SUS): Likewise.
710 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
711 (TYPES_FCVTIMM_SUS): Likewise.
712 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
714 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
715 (fcvtzs): Use SHIFTIMM rather than BINOP.
716 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
718 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
720 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
721 costs relative to the cost of a register move.
723 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
725 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
726 Allow scalar/single vector modes to be tieable.
728 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
730 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
732 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
734 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
736 * tree.h (TYPE_ALIGN): Likewise.
738 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
741 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
743 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
745 * config/avr/avr.c (avr_print_operand): Fix "format not a string
746 literal" build warnings.
747 (avr_print_operand_address): Dito.
749 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
752 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
753 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
755 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
757 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
759 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
762 * reload1.c (reload): Pass 0 to finish_spills when called because
763 update_eliminables_and_spill returns true and remove did_spill.
764 (finish_spills): Adjust comment and document GLOBAL parameter.
766 2016-06-17 DJ Delorie <dj@redhat.com>
769 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
770 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
771 (umulqihi3_virt): Likewise.
772 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
773 (umulqihi3_real): Likewise.
775 2016-06-17 Martin Liska <mliska@suse.cz>
777 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
779 2016-06-17 Martin Liska <mliska@suse.cz>
781 * predict.def: PRED_LOOP_EXIT from 92 to 85.
783 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
785 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
787 (vaddq_f32): Likewise.
788 (vmul_f32): Likewise.
789 (vmulq_f32): Likewise.
790 (vsub_f32): Likewise.
791 (vsubq_f32): Likewise.
793 2016-06-17 Bin Cheng <bin.cheng@arm.com>
795 PR tree-optimization/71347
796 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
797 cost for all uses in group.
799 2016-06-17 Bin Cheng <bin.cheng@arm.com>
801 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
802 insert gimple seq if it's not empty.
804 2016-06-17 Bin Cheng <bin.cheng@arm.com>
806 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
808 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
810 (comp_dr_with_seg_len_pair): Ditto.
811 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
812 struct dr_with_seg_len_pair against DR_OFFSET.
813 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
816 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
818 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
820 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
822 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
823 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
824 (pa_output_millicode_call): Likewise.
825 (pa_output_call): Likewise.
826 (pa_output_indirect_call): Likewise.
827 (pa_asm_output_mi_thunk): Likewise.
829 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
831 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
833 2016-06-16 Martin Liska <mliska@suse.cz>
835 * predict.c (combine_predictions_for_insn): When we find a first
836 match predictor, we should consider just predictors with
837 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
839 (combine_predictions_for_bb): Likewise.
841 2016-06-16 Jakub Jelinek <jakub@redhat.com>
843 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
844 with base of reference to struct.
846 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
848 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
850 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
853 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
854 progmem_swtable_section.
855 (progmem_swtable_section): Remove.
856 (avr_asm_function_rodata_section): Remove.
857 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
858 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
860 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
862 * config/i386/driver-i386.c (host_detect_local_cpu): Set
863 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
864 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
865 signature_CENTAUR_ebx.
866 * config/i386/i386.c (ix86_option_override_internal): Add
867 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
868 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
869 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
871 2016-06-16 Martin Liska <mliska@suse.cz>
873 * predict.def: Add fortran loop preheader predictor.
874 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
875 fold IFN_BUILTIN_EXPECT with a known constant argument.
877 2016-06-16 Martin Liska <mliska@suse.cz>
879 * predict.def: Add 'Fortran' to display text of all
880 PRED_FORTRAN_* predictors.
882 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
885 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
886 [IA64_BUILTIN_NANSQ]: Ditto.
887 (ia64_fold_builtin): New function.
888 (TARGET_FOLD_BUILTIN): New define.
889 (ia64_init_builtins) Declare const_string_type node.
890 Add __builtin_nanq and __builtin_nansq builtin functions.
891 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
893 2016-06-16 Nick Clifton <nickc@redhat.com>
895 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
896 MSP430_HWMULT_ prefix to enum values.
897 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
898 * config/msp430/msp430.c: Update use of enum values.
899 * config/msp430/msp430.md: Likewise.
900 * config/msp430/msp430.opt: Likewise.
902 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
904 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
905 of comparsions in the last iteration.
907 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
908 Joern Rennecke <joern.rennecke@embecosm.com>
910 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
912 (arc_needs_pcl_p): Add GOTOFFPC.
913 (arc_legitimate_pic_addr_p): Likewise.
914 (arc_output_pic_addr_const): Likewise.
915 (arc_legitimize_pic_address): Generate a pc-relative address using
917 (arc_output_libcall): Use @pcl syntax.
918 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
919 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
920 (*movsi_insn): Use @pcl syntax.
921 (doloop_begin_i): Likewise.
923 2016-06-16 Martin Liska <mliska@suse.cz>
925 * predict.def: Define a new predictor.
927 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
929 * config/arc/arc.opt (mtp-regno): Update text.
931 2016-06-16 Renlin Li <renlin.li@arm.com>
933 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
935 2016-06-16 Jakub Jelinek <jakub@redhat.com>
938 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
939 (setcc + and peephole2): Likewise.
941 PR rtl-optimization/71532
942 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
945 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
947 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
948 DImode constants with XXSPLTIB in vector registers.
949 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
950 vsx_extract_<mode>_internal{1,2} into a single insn that handles
951 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
952 extraction of the element at the top of the register as a scalar
954 (vsx_extract_<mode>_internal1): Likewise.
955 (vsx_extract_<mode>_internal2): Likewise.
956 * config/rs6000/constraints.md (wi constraint): Remove a comment
957 about DImode not being allowed in Altivec registers.
958 (wB constraint): New constraint for constants that can be
959 generated in Altivec registers with VSPLTISW/VUPKHSW.
960 * config/rs6000/predicates.md (xxspltib_constant_split): Update
962 (xxspltib_constant_nosplit): Likewise.
963 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
964 support for -mupper-regs-di to enable DImode to go into Altivec
966 (POWERPC_MASKS): Likewise.
967 (power7 cpu): Likewise.
968 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
969 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
970 for DImode being allowed in Altivec registers. Update wi/wj
971 constraints. Set scalar_in_vmx_p flag.
972 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
973 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
974 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
975 (rs6000_opt_masks): Add -mupper-regs-di.
976 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
977 direct move to use wi and not wj.
979 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
981 (floatunssi<mode>2_lfiwzx_mem): Likewise.
982 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
983 any VSX register, instead of just Altivec registers, to allow
984 either operand to be an Altivec register or both.
985 (fixuns_trunc<mode>di2_fctiduz): Likewise.
986 (movdi_internal32): Add support for -mupper-regs-di. Add support
987 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
988 the alternatives and attributes to be lined up to be easier to
990 (movdi_internal64): Likewise.
991 (64-bit DImode splitters): Change predicates to only split loading
992 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
993 load constants in ISA 3.0 or ISA 2.07 respectively.
994 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
995 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
996 mention -mcpu=power9 sets these options.
997 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1000 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1003 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1004 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1005 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1006 by default to warn misspelled interrupt/ signal handler.
1007 * doc/invoke.texi (AVR Options): Document it. Update description
1008 for -nodevicelib option.
1010 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1012 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1013 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1014 (aarch64_<sur>shll2_n<mode>): Likewise.
1016 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1019 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1020 DECL_CONTEXT for copied arguments.
1022 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1024 PR tree-optimization/71483
1025 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1028 2016-06-15 Martin Liska <mliska@suse.cz>
1030 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1031 instead of predict_edge w/o a probability.
1033 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1035 PR tree-optimization/71439
1036 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1039 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1041 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1042 register subregs in SET_SRC.
1044 2016-06-15 Richard Biener <rguenther@suse.de>
1046 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1049 2016-06-15 Richard Biener <rguenther@suse.de>
1051 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1052 not consider dependences between accesses that belong to the
1054 (vect_analyze_data_ref_dependences): Do not analyze read-read
1055 or self-dependences.
1057 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1059 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1061 (find_closest_identifier): Reimplement in terms of
1062 best_match<tree,tree>.
1063 * spellcheck-tree.h: New file.
1064 * spellcheck.c (struct edit_distance_traits<const char *>): New
1066 (find_closest_string): Reimplement in terms of
1067 best_match<const char *, const char *>.
1068 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1069 overload to spellcheck-tree.h.
1070 (find_closest_identifier): Likewise.
1071 (struct edit_distance_traits<T>): New template.
1072 (class best_match): New class.
1074 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1076 * selftest-run-tests.c (selftest::run_tests): Call
1077 selftest::spellcheck_tree_c_tests.
1078 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1079 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1080 (selftest::test_find_closest_identifier): New function.
1081 (selftest::spellcheck_tree_c_tests): New function.
1082 * spellcheck.c (selftest::test_find_closest_string): Verify that
1083 the order of the vec does not affect the results for this case.
1084 (selftest::test_data): New array.
1085 (selftest::test_metric_conditions): New function.
1086 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1087 Call selftest::test_metric_conditions.
1089 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1091 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1092 (BU_P9_MISC_1): Likewise.
1093 (BU_P9_64BIT_MISC_0): Likewise.
1094 (BU_P9_MISC_0): Likewise.
1096 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1098 * gcc-rich-location.c
1099 (gcc_rich_location::add_fixit_misspelled_id): New method.
1100 * gcc-rich-location.h
1101 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1103 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1105 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1106 FreeBSD 11 and above.
1108 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1112 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1114 * expmed.h: Close parenthesis in "at your option" in copyright
1116 * lower-subreg.h: Likewise.
1118 2016-06-14 Richard Biener <rguenther@suse.de>
1121 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1124 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1126 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1128 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1130 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1132 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1133 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1135 2016-06-14 Richard Biener <rguenther@suse.de>
1137 PR tree-optimization/71522
1138 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1139 copying into float copying.
1141 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1143 PR tree-optimization/71520
1144 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1145 (replace_block_by): Move user labels from bb1 to bb2.
1147 2016-06-14 Richard Biener <rguenther@suse.de>
1151 * expr.h (get_bit_range): Declare.
1152 * expr.c (get_bit_range): Export.
1153 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1154 word_mode again to constrain the bitfield access.
1156 2016-06-14 Richard Biener <rguenther@suse.de>
1158 PR tree-optimization/71521
1159 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1160 division int_const_binop against zero divisor.
1162 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1164 * config/i386/i386.md (signbittf2): New expander.
1165 * config/i386/sse.md (ptesttf2): New insn pattern.
1167 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1170 * input.c (selftest::test_reading_source_line): Avoid reading from
1171 __FILE__ by creating a tempfile with known content and reading
1174 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1176 * pretty-print.c (assert_pp_format_colored): Skip the test if
1178 (test_pp_format): Remove comment about GCC_COLORS.
1180 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1182 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1183 * pretty-print.c (assert_pp_format_va): Add location param and use
1184 it with ASSERT_STREQ_AT.
1185 (assert_pp_format): Add location param and pass it to
1186 assert_pp_format_va.
1187 (assert_pp_format_colored): Likewise.
1188 (ASSERT_PP_FORMAT_1): New.
1189 (ASSERT_PP_FORMAT_2): New.
1190 (ASSERT_PP_FORMAT_3): New.
1191 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1192 explicitly, or implicitly via the above macros.
1193 * selftest.c (selftest::pass): Use a selftest::location rather
1195 (selftest::fail): Likewise. Print the function name.
1196 (selftest::fail_formatted): Likewise.
1197 (selftest::assert_streq): Use a selftest::location rather than
1199 * selftest.h (selftest::location): New struct.
1200 (SELFTEST_LOCATION): New macro.
1201 (selftest::pass): Accept a const location & rather than file
1203 (selftest::fail): Likewise.
1204 (selftest::fail_formatted): Likewise.
1205 (selftest::assert_streq): Likewise.
1206 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1207 (ASSERT_FALSE): Likewise.
1208 (ASSERT_EQ): Likewise.
1209 (ASSERT_NE): Likewise.
1210 (ASSERT_STREQ): Likewise.
1211 (ASSERT_PRED1): Likewise.
1212 (ASSERT_STREQ_AT): New macro.
1214 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1216 * selftest.c (selftest::fail_formatted): New function.
1217 (selftest::assert_streq): New function.
1218 * selftest.h (selftests::fail_formatted): New decl.
1219 (selftest::assert_streq): New decl.
1220 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1222 2016-06-13 Jeff Law <law@redhat.com>
1224 PR tree-optimization/71403
1225 * tree-ssa-threadbackward.c
1226 (convert_and_register_jump_thread_path): No longer accept reference
1227 to path. Do not pop items off the path anymore.
1228 (fsm_find_control_statement_thread_paths): Do not allow threading
1229 to a deeper loop nest. Pop the last item off the path here rather
1230 than in convert_and_register_jump_thread_path.
1232 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1233 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1235 [AArch64] Emit division using the Newton series
1237 * config/aarch64/aarch64-protos.h
1238 (cpu_approx_modes): Add new member "division".
1239 (aarch64_emit_approx_div): Declare new function.
1240 * config/aarch64/aarch64.c
1241 (generic_approx_modes): New member "division".
1242 (exynosm1_approx_modes): Likewise.
1243 (xgene1_approx_modes): Likewise.
1244 (aarch64_emit_approx_div): Define new function.
1245 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1246 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1247 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1248 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1250 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1251 Wilco Dijkstra <wilco.dijkstra@arm.com>
1253 [AArch64] Emit square root using the Newton series
1255 * config/aarch64/aarch64-protos.h
1256 (aarch64_emit_approx_rsqrt): Replace with new function
1257 "aarch64_emit_approx_sqrt".
1258 (cpu_approx_modes): New member "sqrt".
1259 * config/aarch64/aarch64.c
1260 (generic_approx_modes): New member "sqrt".
1261 (exynosm1_approx_modes): Likewise.
1262 (xgene1_approx_modes): Likewise.
1263 (aarch64_emit_approx_rsqrt): Replace with new function
1264 "aarch64_emit_approx_sqrt".
1265 (aarch64_override_options_after_change_1): Handle new option.
1266 * config/aarch64/aarch64-simd.md
1267 (rsqrt<mode>2): Use new function instead.
1268 (sqrt<mode>2): New expansion and insn definitions.
1269 * config/aarch64/aarch64.md: Likewise.
1270 * config/aarch64/aarch64.opt
1271 (mlow-precision-sqrt): Add new option description.
1272 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1274 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1276 [AArch64] Add more choices for the reciprocal square root approximation
1278 Allow a target to prefer such operation depending on the operation mode.
1280 * config/aarch64/aarch64-protos.h
1281 (AARCH64_APPROX_MODE): New macro.
1282 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1283 (cpu_approx_modes): New structure.
1284 (tune_params): New member "approx_modes".
1285 * config/aarch64/aarch64-tuning-flags.def
1286 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1287 * config/aarch64/aarch64.c
1288 (generic_approx_modes): New core "cpu_approx_modes" structure.
1289 (exynosm1_approx_modes): Likewise.
1290 (xgene1_approx_modes): Likewise.
1291 (generic_tunings): New member "approx_modes".
1292 (cortexa35_tunings): Likewise.
1293 (cortexa53_tunings): Likewise.
1294 (cortexa57_tunings): Likewise.
1295 (cortexa72_tunings): Likewise.
1296 (exynosm1_tunings): Likewise.
1297 (thunderx_tunings): Likewise.
1298 (xgene1_tunings): Likewise.
1299 (use_rsqrt_p): New argument for the mode and use new member from
1301 (aarch64_builtin_reciprocal): Devise mode from builtin.
1302 (aarch64_optab_supported_p): New argument for the mode.
1303 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1305 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1307 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1308 RS6000_BTM_MODULO flag into the set of flags that are considered
1309 to be part of the common configuration.
1311 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1313 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1314 difference unsigned.
1315 (vec_absdb): New macro for vector absolute difference unsigned
1317 (vec_absdh): New macro for vector absolute difference unsigned
1319 (vec_absdw): New macro for vector absolute difference unsigned word.
1320 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1321 (vadu<mode>3): New insn.
1322 (*p9_vadu<mode>3): New insn.
1323 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1325 (vaduh): New built-in definition.
1326 (vaduw): New built-in definition.
1327 (vadu): New overloaded built-in definition.
1328 (vadub): New overloaded built-in definition.
1329 (vaduh): New overloaded built-in definition.
1330 (vaduw): New overloaded built-in definition.
1331 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1332 overloaded vector absolute difference unsigned functions.
1333 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1334 the ISA 3.0 vector absolute difference unsigned built-in functions.
1336 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1338 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1339 update shared_lookup_references only once after changing operands.
1341 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1344 * tree-nested.c (convert_nonlocal_omp_clauses)
1345 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1347 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1348 * tree.def (CASE_LABEL_EXPR): Likewise.
1350 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1353 * input.c (test_builtins): Fix an assertion.
1355 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1360 (isinf<mode>2): Ditto.
1362 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1364 * ggc-tests.c (test_finalization): Only test need_finalization_p
1365 for GCC_VERSION >= 4003.
1367 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1369 * config/s390/vecintrin.h: Fix file description in comment.
1371 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1373 * config/s390/s390-builtin-types.def: Change builtin type naming
1374 scheme to match builtin-types.def.
1376 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1378 * fold-const.c (optimize_minmax_comparison): Remove.
1379 (fold_comparison): Remove call to the above.
1380 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1381 New transformations.
1383 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1385 PR tree-optimization/71416
1386 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1389 2016-06-13 Martin Liska <mliska@suse.cz>
1391 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1392 (combine_predictions_for_insn): Likewise.
1393 (prune_predictions_for_bb): Likewise.
1394 (combine_predictions_for_bb): Likewise.
1396 2016-06-13 Richard Biener <rguenther@suse.de>
1398 PR tree-optimization/71505
1399 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1400 assert match comment.
1402 2016-06-13 Marek Polacek <polacek@redhat.com>
1405 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1406 gimplify_switch_expr.
1407 (warn_switch_unreachable_r): New function.
1409 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1412 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1415 2016-06-13 Richard Biener <rguenther@suse.de>
1418 * fold-const.c (fold_unary_loc): Preserve alignment when
1419 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1421 2016-06-13 Martin Liska <mliska@suse.cz>
1424 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1425 w/ -fsanitize=bounds.
1427 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/i386.c (ix86_init_builtins): Calculate
1430 FLOAT128_FTYPE_CONST_STRING function type only once.
1431 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1432 built-in functions are available for x86-32 and x86-64 targets.
1434 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1437 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1439 (FLOAT128_FTYPE_CONST_STRING): New function type.
1440 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1441 [IX86_BUILTIN_NANSQ]: Ditto.
1442 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1443 (ix86_init_builtin_types): Declare const_string_type_node.
1444 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1446 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1447 * doc/extend.texi (x86 Built-in Functions): Document
1448 __builtin_nanq and __builtin_nansq.
1450 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1453 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1454 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1455 length for pop patterns.
1456 (arm_attr_length_push_multi): Update comments.
1457 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1459 (*pop_multiple_with_writeback_and_return): Likewise.
1460 (*pop_multiple_with_return): Likewise.
1462 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1465 * fold-const.c (optimize_bit_field_compare): Don't try to use
1466 word_mode unconditionally for reading the bit field, look at
1467 DECL_BIT_FIELD_REPRESENTATIVE instead.
1469 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1472 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1473 vector integer type.
1475 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1478 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1479 without LABEL_DECL, set *handled_ops_p to false instead of true.
1481 2016-06-10 Martin Sebor <msebor@redhat.com>
1484 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1485 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1486 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1488 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1489 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1490 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1491 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1492 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1493 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1494 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1495 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1497 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1499 * config/arm/arm.h (pool_vector_label,
1500 return_used_this_function): Remove.
1502 2016-06-10 Jeff Law <law@redhat.com>
1504 PR tree-optimization/71335
1505 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1506 zero length paths here.
1507 (convert_and_register_jump_thread_path): Remove hacks related to
1508 duplicated blocks in the jump thread path.
1509 (fsm_find_control_statement_thread_paths): Avoid putting the same
1510 block on the thread path twice, but ensure the thread path is
1511 unchanged from the caller's point of view.
1513 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1515 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1516 * predict.def (PRED_LOOP_BRANCH): Remove.
1518 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1520 * Makefile.in (OBJS): Add ggc-tests.o.
1521 (GTFILES): Add ggc-tests.c.
1522 * ggc-tests.c: New file.
1523 * selftest-run-tests.c (selftest::run_tests): Call
1524 selftest::ggc_tests_c_tests.
1525 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1527 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1529 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1531 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1534 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1535 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1537 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1539 * profile.c: Include cfgloop.h.
1540 (branch_prob): Compute estimated number of iterations.
1541 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1542 recompute estimate number of iterations from profile.
1544 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1547 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1548 must be grouped on top of stack. Don't force early clobber
1549 on ordinary reg outputs.
1551 2016-06-10 Richard Biener <rguenther@suse.de>
1553 * targhooks.c (default_builtin_vectorization_cost): Adjust
1556 2016-06-10 Richard Biener <rguenther@suse.de>
1558 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1559 to fold the RHS to a constant if possible.
1561 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1564 * tree-nested.c (convert_nonlocal_omp_clauses)
1565 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1566 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1567 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1569 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1571 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1573 * omp-low.c (scan_sharing_clauses): Don't expect
1576 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1578 PR tree-optimization/71407
1579 PR tree-optimization/71416
1580 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1583 2016-06-10 Richard Biener <rguenther@suse.de>
1586 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1588 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1590 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1592 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1593 Jiong Wang <jiong.wang@arm.com>
1595 PR rtl-optimization/70751
1596 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1597 spilled into memory.
1599 2016-06-09 Jonathan Yong <10walls@gmail.com>
1602 2015-09-21 Jonathan Yong <10walls@gmail.com>
1604 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1605 sysroot/usr/lib/32api for additional win32 libraries,
1606 fixes failing Cygwin bootstrapping.
1608 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1610 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1613 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1616 * pretty-print.c (pp_indent): Specify that %p is printed in a
1617 host-dependent manner.
1618 (test_pp_format): Remove the test for %p.
1620 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1622 * config/mips/mips.c (mips_output_jump): Fix formatting.
1624 2016-06-09 Richard Biener <rguenther@suse.de>
1626 PR tree-optimization/71462
1627 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1630 2016-06-09 Martin Liska <mliska@suse.cz>
1632 * predict.c (dump_prediction): Add new argument.
1633 (enum predictor_reason): New enum.
1634 (struct predictor_hash): New struct.
1635 (predictor_hash::hash): New function.
1636 (predictor_hash::equal): Likewise.
1637 (not_removed_prediction_p): New function.
1638 (prune_predictions_for_bb): Likewise.
1639 (combine_predictions_for_bb): Prune predictions.
1641 2016-06-09 Martin Liska <mliska@suse.cz>
1643 * predict.c (filter_predictions): New function.
1644 (remove_predictions_associated_with_edge): Use the filter
1646 (equal_edge_p): New function.
1648 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1650 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1651 Correct usage of @samp vs @option, add @samp where appropriate.
1652 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1653 Add armv6s-m and document it, as it is no official ARM name.
1655 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1657 * ifcvt.c (struct noce_if_info): Add transform_name field.
1658 (noce_try_move): Set if_info->transform_name to the function name.
1659 (noce_try_ifelse_collapse): Likewise.
1660 (noce_try_store_flag): Likewise.
1661 (noce_try_inverse_constants): Likewise.
1662 (noce_try_store_flag_constants): Likewise.
1663 (noce_try_addcc): Likewise.
1664 (noce_try_store_flag_mask): Likewise.
1665 (noce_try_cmove): Likewise.
1666 (noce_try_cmove_arith): Likewise.
1667 (noce_try_minmax): Likewise.
1668 (noce_try_abs): Likewise.
1669 (noce_try_sign_mask): Likewise.
1670 (noce_try_bitop): Likewise.
1671 (noce_convert_multiple_sets): Likewise.
1672 (noce_process_if_block): Print if_info->transform_name to
1673 dump_file if transformation succeeded.
1675 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1677 * config/arm/cortex-a57.md (cortex_a57_alu):
1680 2016-06-08 Martin Sebor <msebor@redhat.com>
1681 Jakub Jelinek <jakub@redhat.com>
1685 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1686 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1687 * builtins.c: Include gimple-fold.h.
1688 (fold_builtin_arith_overflow): Handle
1689 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1690 (fold_builtin_3): Likewise.
1691 * doc/extend.texi (Integer Overflow Builtins): Document
1692 __builtin_{add,sub,mul}_overflow_p.
1694 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1696 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1697 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1699 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1701 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1702 Rewrite, looking one level down for records and arrays.
1704 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1706 * pretty-print.c: Include "selftest.h".
1707 (pp_format): Fix comment.
1708 (identifier_to_locale): Likewise.
1709 (selftest::test_basic_printing): New function.
1710 (selftest::assert_pp_format): New function.
1711 (selftest::test_pp_format): New function.
1712 (selftest::pretty_print_c_tests): New function.
1713 * selftest-run-tests.c (selftest::run_tests): Call
1714 selftest::pretty_print_c_tests.
1715 * selftest.h (pretty_print_c_tests): New declaration.
1717 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1719 * invoke.texi (max-loop-headers-insns): Document.
1720 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1721 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1722 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1724 2016-06-08 Richard Biener <rguenther@suse.de>
1726 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1727 on strided SLP loads and fall back to scalar loads in case
1728 we can't chunk them.
1730 2016-06-08 Richard Biener <rguenther@suse.de>
1732 PR tree-optimization/71452
1733 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1734 type used for the SSA rewrite has enough precision to cover
1735 the dynamic type of the location.
1737 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1738 Richard Biener <rguenther@suse.de>
1741 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1742 the same as DECL_P (base0) for indirect_base0. Use equality_code
1743 in one further place.
1745 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1747 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1748 to one word if the field is known to overlap other words.
1749 (extract_bit_field_1): Likewise.
1750 (store_split_bit_field): Remove compensating code.
1751 (extract_split_bit_field): Likewise.
1753 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1757 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1759 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1761 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1763 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1764 (arch64_addpv4sf): Delete.
1765 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1766 "gen_aarch64_addpv4sf".
1767 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1769 (vpadds_f32): Likewise.
1770 (vpaddq_f32): Likewise.
1771 (vpaddq_f64): Likewise.
1773 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1775 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1777 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1778 to VALLF. Rename to "fabd<mode>3".
1779 "*fabd_scalar<mode>3): Delete.
1780 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1782 (vabdd_f64): Likewise.
1783 (vabd_f32): Likewise.
1784 (vabd_f64): Likewise.
1785 (vabdq_f32): Likewise.
1786 (vabdq_f64): Likewise.
1788 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1790 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1792 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1793 "aarch64_rsqrts<mode>".
1794 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1795 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1797 (vrsqrtsd_f64): Likewise.
1798 (vrsqrts_f32): Likewise.
1799 (vrsqrts_f64): Likewise.
1800 (vrsqrtsq_f32): Likewise.
1801 (vrsqrtsq_f64): Likewise.
1803 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1805 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1807 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1808 "aarch64_rsqrte<mode>".
1809 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1810 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1812 (vrsqrted_f64): Likewise.
1813 (vrsqrte_f32): Likewise.
1814 (vrsqrte_f64): Likewise.
1815 (vrsqrteq_f32): Likewise.
1816 (vrsqrteq_f64): Likewise.
1818 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1820 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1824 * config/aarch64/aarch64-simd.md
1825 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1826 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1827 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1829 (vcvt_n_f32_u32): Likewise.
1830 (vcvt_n_s32_f32): Likewise.
1831 (vcvt_n_u32_f32): Likewise.
1832 (vcvtq_n_f32_s32): Likewise.
1833 (vcvtq_n_f32_u32): Likewise.
1834 (vcvtq_n_f64_s64): Likewise.
1835 (vcvtq_n_f64_u64): Likewise.
1836 (vcvtq_n_s32_f32): Likewise.
1837 (vcvtq_n_s64_f64): Likewise.
1838 (vcvtq_n_u32_f32): Likewise.
1839 (vcvtq_n_u64_f64): Likewise.
1840 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1841 (VSDQ_SDI): Likewise.
1842 (fcvt_target): Support V4DI, V4SI and V2SI.
1843 (FCVT_TARGET): Likewise.
1845 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1847 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1848 (TYPES_BINOP_SUS): Likewise.
1849 (aarch64_simd_builtin_data): Update include file name.
1850 (aarch64_builtins): Likewise.
1851 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1852 for conversion between scalar float-point and fixed-point.
1856 * config/aarch64/aarch64.md
1857 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1858 pattern for conversion between scalar float to fixed-pointer.
1859 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1860 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1861 (UNSPEC_FCVTZU): Likewise.
1862 (UNSPEC_SCVTF): Likewise.
1863 (UNSPEC_UCVTF): Likewise.
1864 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1866 (vcvtd_n_f64_u64): Likewise.
1867 (vcvtd_n_s64_f64): Likewise.
1868 (vcvtd_n_u64_f64): Likewise.
1869 (vcvtd_n_f32_s32): Likewise.
1870 (vcvts_n_f32_u32): Likewise.
1871 (vcvtd_n_s32_f32): Likewise.
1872 (vcvts_n_u32_f32): Likewise.
1873 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1875 (FCVT_TARGET): Likewise.
1876 (FCVT_FIXED2F): New iterator.
1877 (FCVT_F2FIXED): Likewise.
1878 (fcvt_fixed_insn): New define_int_attr.
1880 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1882 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1883 some statements was removed.
1885 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1887 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1888 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1889 (vect_can_advance_ivs_p): likewise.
1890 (vect_update_ivs_after_vectorizer): likewise.
1891 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1892 (vect_analyze_scalar_cycles_1): likewise.
1893 (vect_analyze_loop_operations): likewise.
1894 (report_vect_op): likewise.
1895 (vect_is_slp_reduction): likewise.
1896 (vect_is_simple_reduction): likewise.
1897 (get_initial_def_for_induction): likewise.
1898 (vect_transform_loop): likewise.
1899 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1900 (vect_recog_sad_pattern): likewise.
1901 (vect_recog_widen_sum_pattern): likewise.
1902 (vect_recog_widening_pattern): likewise.
1903 (vect_recog_divmod_pattern): likewise.
1904 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1905 (vect_analyze_slp_instance): likewise.
1906 (vect_transform_slp_perm_load): likewise.
1907 (vect_schedule_slp_instance): likewise.
1909 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1911 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1912 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1913 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1914 (PRED_LOOP_BRANCH): Document predictor as broken.
1915 (PRED_LOOP_EXIT): Change hitrate 91->92.
1916 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1917 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1918 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1919 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1920 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1921 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1922 (PRED_CALL): Chane hitrate 71->67.
1923 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1924 (PRED_GOTO): Document as unused right now.
1925 (PRED_CONST_RETURN): Change hitrate 67->69
1926 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1927 (PRED_NULL_RETURN): Change hitrate 91->90.
1928 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1929 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1930 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1932 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1934 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1935 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1936 special case Altivec builtin.
1937 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1938 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1939 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1940 code for ALTIVEC_BUILTIN_VEC_MUL.
1941 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1942 for __builtin_vec_mul.
1944 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1946 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1949 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1951 * spellcheck.c (selftest::test_find_closest_string): New function.
1952 (spellcheck_c_tests): Call the above.
1954 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1956 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1958 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1960 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1961 Yv=Yv,C alternatives.
1963 2016-06-07 Richard Biener <rguenther@suse.de>
1966 * common.opt (ffast-math): Make Optimization.
1968 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1969 Prachi Godbole <prachi.godbole@imgtec.com>
1971 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1972 `fabs' and `fneg' type attributes.
1973 (p5600_fpu_fabs): Add `fmove' to the comment.
1975 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1977 * gimple.c: Include builtins.h
1978 (gimple_inexpensive_call_p): New function.
1979 * gimple.h (gimple_inexpensive_call_p): Declare.
1980 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1981 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1984 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1986 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1987 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1988 warning_at_rich_loc, warning_n, pedwarn, permerror,
1989 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1990 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1993 2016-06-07 Richard Biener <rguenther@suse.de>
1995 PR tree-optimization/71428
1996 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1997 BIT_FIELD_REF op vs. load.
1999 2016-06-07 Richard Biener <rguenther@suse.de>
2002 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2005 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2007 * config/pa/pa.md (call): Generate indirect long calls to non-local
2008 functions on TARGET_64BIT.
2009 (call_value): Likewise.
2011 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2013 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2014 pattern and subsequent splitters.
2015 (call_val_reg_64bit_post_reload): Likewise.
2017 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2020 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2021 propagate_op_to_single_use.
2023 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2026 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2028 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2030 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2031 (enum x86_dirflag_state): New enum.
2032 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2033 (machine_function): Remove needs_cld.
2034 (ix86_current_function_needs_cld): Remove.
2035 * config/i386/i386.c (ix86_set_func_type): Set
2036 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2037 (ix86_expand_prologue): Do not emit CLD here.
2038 (ix86_dirflag_mode_needed): New function.
2039 (ix86_dirflag_mode_entry): Ditto.
2040 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2041 (ix86_mode_after): Ditto.
2042 (ix86_mode_entry): Ditto.
2043 (ix86_mode_exit): Ditto.
2044 (ix86_emit_mode_set): Ditto.
2045 * config/i386/i386.md (strmov_singleop): Set
2046 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2047 Do not set ix86_current_function_needs_cld.
2049 (strset_singleop): Ditto.
2051 (cmpstrnqi_nz_1): Ditto.
2052 (cmpstrnqi_1): Ditto.
2053 (strlenqi_1): Ditto.
2055 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2057 PR tree-optimization/71259
2058 * tree-vect-slp.c (vect_get_constant_vectors): For
2059 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2060 one for constant op, and use COND_EXPR for non-constant.
2062 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2064 * Makefile.in (OBJS): Add function-tests.o,
2065 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2066 selftest-run-tests.o.
2067 (OBJS-libcommon): Add selftest.o.
2068 (OBJS-libcommon-target): Add selftest.o.
2069 (all.internal): Add "selftest".
2070 (all.cross): Likewise.
2071 (selftest): New phony target.
2072 (s-selftest): New target.
2073 (selftest-gdb): New phony target.
2074 (COLLECT2_OBJS): Add selftest.o.
2075 * bitmap.c: Include "selftest.h".
2076 (selftest::test_gc_alloc): New function.
2077 (selftest::test_set_range): New function.
2078 (selftest::test_clear_bit_in_middle): New function.
2079 (selftest::test_copying): New function.
2080 (selftest::test_bitmap_single_bit_set_p): New function.
2081 (selftest::bitmap_c_tests): New function.
2082 * common.opt (fself-test): New.
2083 * diagnostic-show-locus.c: Include "selftest.h".
2084 (make_range): New function.
2085 (test_range_contains_point_for_single_point): New function.
2086 (test_range_contains_point_for_single_line): New function.
2087 (test_range_contains_point_for_multiple_lines): New function.
2088 (assert_eq): New function.
2089 (test_get_line_width_without_trailing_whitespace): New function.
2090 (selftest::diagnostic_show_locus_c_tests): New function.
2091 * et-forest.c: Include "selftest.h".
2092 (selftest::test_single_node): New function.
2093 (selftest::test_simple_tree): New function.
2094 (selftest::test_disconnected_nodes): New function.
2095 (selftest::et_forest_c_tests): New function.
2096 * fold-const.c: Include "selftest.h".
2097 (selftest::assert_binop_folds_to_const): New function.
2098 (selftest::assert_binop_folds_to_nonlvalue): New function.
2099 (selftest::test_arithmetic_folding): New function.
2100 (selftest::fold_const_c_tests): New function.
2101 * function-tests.c: New file.
2102 * gimple.c: Include "selftest.h".
2103 Include "gimple-pretty-print.h".
2104 (selftest::verify_gimple_pp): New function.
2105 (selftest::test_assign_single): New function.
2106 (selftest::test_assign_binop): New function.
2107 (selftest::test_nop_stmt): New function.
2108 (selftest::test_return_stmt): New function.
2109 (selftest::test_return_without_value): New function.
2110 (selftest::gimple_c_tests): New function.
2111 * hash-map-tests.c: New file.
2112 * hash-set-tests.c: New file.
2113 * input.c: Include "selftest.h".
2114 (selftest::assert_loceq): New function.
2115 (selftest::test_accessing_ordinary_linemaps): New function.
2116 (selftest::test_unknown_location): New function.
2117 (selftest::test_builtins): New function.
2118 (selftest::test_reading_source_line): New function.
2119 (selftest::input_c_tests): New function.
2120 * rtl-tests.c: New file.
2121 * selftest-run-tests.c: New file.
2122 * selftest.c: New file.
2123 * selftest.h: New file.
2124 * spellcheck.c: Include "selftest.h".
2125 (selftest::levenshtein_distance_unit_test_oneway): New function,
2126 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2127 (selftest::levenshtein_distance_unit_test): Likewise.
2128 (selftest::spellcheck_c_tests): Likewise.
2129 * toplev.c: Include selftest.h.
2130 (toplev::run_self_tests): New.
2131 (toplev::main): Handle -fself-test.
2132 * toplev.h (toplev::run_self_tests): New.
2133 * tree.c: Include "selftest.h".
2134 (selftest::test_integer_constants): New function.
2135 (selftest::test_identifiers): New function.
2136 (selftest::test_labels): New function.
2137 (selftest::tree_c_tests): New function.
2138 * tree-cfg.c: Include "selftest.h".
2139 (selftest::push_fndecl): New function.
2140 (selftest::test_linear_chain): New function.
2141 (selftest::test_diamond): New function.
2142 (selftest::test_fully_connected): New function.
2143 (selftest::tree_cfg_c_tests): New function.
2144 * vec.c: Include "selftest.h".
2145 (selftest::safe_push_range): New function.
2146 (selftest::test_quick_push): New function.
2147 (selftest::test_safe_push): New function.
2148 (selftest::test_truncate): New function.
2149 (selftest::test_safe_grow_cleared): New function.
2150 (selftest::test_pop): New function.
2151 (selftest::test_safe_insert): New function.
2152 (selftest::test_ordered_remove): New function.
2153 (selftest::test_unordered_remove): New function.
2154 (selftest::test_block_remove): New function.
2155 (selftest::reverse_cmp): New function.
2156 (selftest::test_qsort): New function.
2157 (selftest::vec_c_tests): New function.c.
2158 * wide-int.cc: Include selftest.h and wide-int-print.h.
2159 (selftest::from_int <wide_int>): New function.
2160 (selftest::from_int <offset_int>): New function.
2161 (selftest::from_int <widest_int>): New function.
2162 (selftest::assert_deceq): New function.
2163 (selftest::assert_hexeq): New function.
2164 (selftest::test_printing <VALUE_TYPE>): New function template.
2165 (selftest::test_ops <VALUE_TYPE>): New function template.
2166 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2167 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2169 (selftest::wide_int_cc_tests): New function.
2171 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2174 * ifcvt.c (noce_try_ifelse_collapse): New function.
2176 (noce_process_if_block): Call noce_try_ifelse_collapse.
2177 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2178 (simplify_ternary_operation): Use the above to simplify
2179 conditional CLZ/CTZ expressions.
2181 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2184 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2185 define_insn_and_split.
2187 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2190 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2192 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2195 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2196 Implicitly clobber memory for basic asm with non-empty assembler
2197 string. Use targetm.md_asm_adjust also here.
2198 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2199 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2200 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2201 non-empty assembler string.
2202 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2203 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2204 (decode_asm_operands): Handle basic asm in PARALLEL block.
2205 (extract_insn): Handle basic asm in PARALLEL block.
2206 * doc/extend.texi: Mention new behavior of basic asm.
2207 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2208 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2209 branch_needs_nop_p): Use asm_noperands.
2211 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2213 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2214 Include the M7 SPARC DFA scheduler.
2215 New attribute v3pipe.
2216 Annotate insns with v3pipe where appropriate.
2217 Define cpu_feature vis4.
2218 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2219 Add (V8QI "8") to vbits.
2220 Add insns {add,sub}v8qi3
2221 Add insns ss{add,sub}v8qi3
2222 Add insns us{add,sub}{v8qi,v4hi}3
2223 Add insns {min,max}{v8qi,v4hi,v2si}3
2224 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2225 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2226 * config/sparc/niagara4.md: Add a comment explaining the
2227 discrepancy between the documented latenty numbers and the
2229 * config/sparc/niagara7.md: New file.
2230 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2231 supports SPARC5 and VIS 4.0 instructions.
2232 * configure: Regenerate.
2233 * config.in: Likewise.
2234 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2235 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2236 TARGET_CPU_niagara7.
2237 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2238 (CPP_CPU_SPEC): Handle niagara7.
2239 (ASM_CPU_SPEC): Likewise.
2240 * config/sparc/sparc-opts.h (processor_type): Add
2242 (mvis4): New option.
2243 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2244 (AS_NIAGARA7_FLAG): Define.
2245 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2246 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2247 (CPP_CPU_SPEC): Handle niagara7.
2248 (ASM_CPU_SPEC): Likewise.
2249 * config/sparc/sparc.c (niagara7_costs): Define.
2250 (sparc_option_override): Handle niagara7 and adjust cache-related
2251 parameters with better values for niagara cpus. Also support VIS4.
2252 (sparc32_initialize_trampoline): Likewise.
2253 (sparc_use_sched_lookahead): Likewise.
2254 (sparc_issue_rate): Likewise.
2255 (sparc_register_move_cost): Likewise.
2256 (dump_target_flag_bits): Support VIS4.
2257 (sparc_vis_init_builtins): Likewise.
2258 (sparc_builtins): Likewise.
2259 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2261 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2263 * config/sparc/sparc.opt (sparc_processor_type): New value
2265 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2267 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2269 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2272 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2274 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2276 2016-06-06 Richard Biener <rguenther@suse.de>
2278 PR tree-optimization/71398
2279 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2282 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2284 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2285 ft32_expand_prolog, ft32_expand_epilogue):
2286 Handle pretend_args.
2287 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2288 * config/ft32/ft32.md: Add pretend_returner.
2290 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2293 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2294 Copy op1 RTX to avoid invalid sharing.
2295 (ix86_expand_vector_move_misalign): Ditto.
2297 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2299 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2302 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2304 * predict.c (predicted_by_loop_heuristics_p): New function.
2305 (predict_iv_comparison): Use it.
2306 (predict_loops): Walk from innermost loops; do not predict edges
2307 leaving multiple loops multiple times; implement
2308 PRED_LOOP_ITERATIONS_MAX heuristics.
2309 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2311 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2313 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2314 only edges out of BB are EH edges.
2316 2016-06-04 Martin Sebor <msebor@redhat.com>
2317 Marcin Baczyński <marbacz@gmail.com>
2320 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2321 a void expression in a void function.
2323 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2325 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2326 aux; dump reasons of decisions.
2327 (should_duplicate_loop_header_p): Likewise.
2328 (do_while_loop_p): Likewise.
2329 (ch_base::copy_headers): Dump asi num insns duplicated.
2331 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2333 PR tree-optimization/71405
2334 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2335 incompatible type, build a new clobber with the right type instead
2336 of building a VIEW_CONVERT_EXPR around it.
2338 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2340 PR tree-optimization/52171
2341 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2342 by_pieces_ninsns instead of move_by_pieces_ninsns.
2344 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2346 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2347 for reg+reg addressing mode.
2349 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2351 * rs6000-c.c (c/c-tree.h): Add #include.
2352 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2353 in C++ when found in the base position of vec_ld or vec_st.
2355 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2357 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2358 use of profile unless profile status is PROFILE_READ.
2359 * profile.c (compute_branch_probabilities): Set profile status
2360 only after reporting predictor hitrates.
2362 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2366 * common.opt (ffp-int-builtin-inexact): New option.
2367 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2368 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2369 (ceil@var{m}2): Document dependence on this option.
2370 * ipa-inline-transform.c (inline_call): Handle
2371 flag_fp_int_builtin_inexact.
2372 * ipa-inline.c (can_inline_edge_p): Likewise.
2373 * config/i386/i386.md (rintxf2): Do not test
2374 flag_unsafe_math_optimizations.
2375 (rint<mode>2_frndint): New define_insn.
2376 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2377 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2378 for 387 instead of extending and truncating.
2379 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2380 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2381 Change to frndint<mode>2_<rounding>.
2382 (frndintxf2_<rounding>_i387): Likewise. Change to
2383 frndint<mode>2_<rounding>_i387.
2384 (<rounding_insn>xf2): Likewise.
2385 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2386 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2387 x87. Test TARGET_ROUND || !flag_trapping_math ||
2388 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2389 SSE. Use ROUND_NO_EXC in constant operand of
2390 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2391 for 387 instead of extending and truncating.
2393 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2394 Julia Koval <julia.koval@intel.com>
2406 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2407 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2408 all registers, except for function return registers if there are
2409 no caller-saved registers.
2410 (ix86_set_func_type): New function.
2411 (ix86_set_current_function): Call ix86_set_func_type to set
2412 no_caller_saved_registers and func_type. Call reinit_regs if
2413 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2414 nor x87 instructions in interrupt handler nor function with
2415 no_caller_saved_registers attribute.
2416 (ix86_function_ok_for_sibcall): Return false if there are no
2417 caller-saved registers.
2418 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2420 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2421 (ix86_function_arg): Return special arguments in interrupt handler.
2422 (ix86_promote_function_mode): Promote pointer to word_mode only
2423 for normal functions.
2424 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2426 (ix86_epilogue_uses): New function.
2427 (ix86_hard_regno_scratch_ok): Likewise.
2428 (ix86_save_reg): Preserve all registers in interrupt handler
2429 after reload. Preserve all registers, except for function return
2430 registers, if there are no caller-saved registers after reload.
2431 (find_drap_reg): Always use callee-saved register if there are
2432 no caller-saved registers.
2433 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2434 for interrupt handler.
2435 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2436 Emit cld instruction if stringops are used in interrupt handler
2437 or interrupt handler isn't a leaf function.
2438 (ix86_expand_epilogue): Generate interrupt return for interrupt
2439 handler and pop the 'ERROR_CODE' off the stack before interrupt
2440 return in exception handler.
2441 (ix86_expand_call): Disallow calling interrupt handler directly.
2442 If there are no caller-saved registers, mark all registers that
2443 are clobbered by the call which returns as clobbered.
2444 (ix86_handle_no_caller_saved_registers_attribute): New function.
2445 (ix86_handle_interrupt_attribute): Likewise.
2446 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2448 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2449 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2450 accumulation in interrupt function if stack may be realigned to
2452 (EPILOGUE_USES): New.
2453 (function_type): New enum.
2454 (machine_function): Add func_type and no_caller_saved_registers.
2455 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2456 (interrupt_return): New pattern.
2457 * doc/extend.texi: Document x86 interrupt and
2458 no_caller_saved_registers attributes.
2460 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2462 PR tree-optimization/52171
2463 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2464 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2465 Look for constant strings. Move some code to emit_block_cmp_hints
2467 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2468 * defaults.h (COMPARE_MAX_PIECES): New macro.
2469 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2470 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2471 (clear_by_pieces_1): Don't declare. Move definition before use.
2472 (can_do_by_pieces): New static function.
2473 (can_move_by_pieces): Use it. Return bool.
2474 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2475 OP. All callers changed. Handle COMPARE_BY_PIECES.
2476 (class pieces_addr); New.
2477 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2478 pieces_addr::adjust, pieces_addr::increment_address,
2479 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2481 (class op_by_pieces_d): New.
2482 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2484 (class move_by_pieces_d, class compare_by_pieces_d,
2485 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2486 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2487 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2488 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2489 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2490 compare_by_pieces_d::finish_mode): New member functions.
2491 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2493 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2494 (emit_block_cmp_hints): New function.
2495 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2496 use the newly defined classes.
2497 * expr.h (by_pieces_constfn): New typedef.
2498 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2499 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2500 (move_by_pieces_ninsns): Don't declare.
2501 (can_move_by_pieces): Change return value to bool.
2502 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2503 (compare_by_pieces_branch_ratio): New hook.
2504 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2505 (by_pieces_ninsns): Declare.
2506 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2508 (default_compare_by_pieces_branch_ratio): New function.
2509 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2510 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2511 * doc/tm.texi: Regenerate.
2512 * tree-ssa-strlen.c: Include "builtins.h".
2513 (handle_builtin_memcmp): New static function.
2514 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2515 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2517 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2519 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2520 relevant stmts which are simple and invariant.
2521 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2522 instead of simple and invariant
2524 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2526 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2527 (vectorizable_reduction): Check for new relevant state.
2528 (vectorizable_live_operation): vectorize live stmts using
2529 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2530 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2531 (vect_stmt_relevant_p): Check for stmts which are only used live.
2532 (process_use): Use of a stmt does not inherit it's live value.
2533 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2534 (vect_analyze_stmt): Check for new relevant state.
2535 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2536 outside the loop, but not inside it.
2538 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2540 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2541 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2542 (vect_get_vec_def_for_operand): Split out code.
2544 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2546 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2548 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2550 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2552 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2554 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2556 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2559 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2560 to noreturn e->callee->decl that has void return type and void
2561 arguments, adjust gimple_call_fntype and remove lhs even if it had
2562 previously addressable type.
2564 2016-06-02 Jeff Law <law@redhat.com>
2566 PR tree-optimization/71328
2567 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2568 error when checking for a jump back onto the copied path.
2570 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2572 * config/microblaze/microblaze.c (get_branch_target): Add return
2573 NULL_RTX for the non-CALL_P case.
2574 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2575 (insert_wic): Remove unused local "j".
2577 2016-06-02 Martin Liska <mliska@suse.cz>
2579 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2581 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2582 Julia Koval <julia.koval@intel.com>
2584 * function.c (assign_parm_setup_stack): Force source into a
2586 * target.def (function_incoming_arg): Update documentation to
2587 allow arbitrary address computation based on hard register.
2588 * doc/tm.texi: Regenerated.
2590 2016-06-02 Martin Liska <mliska@suse.cz>
2592 * predict.c (combine_predictions_for_bb): Fix first match in
2593 cases where a first predictor contains more than one occurence
2594 in list of predictors. Take the best value in such case.
2596 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2598 PR rtl-optimization/71295
2599 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2600 offset would go over the size of the inner mode reject it.
2602 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2604 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2605 x=x,x and v=v,m instead of x=x,m.
2607 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2608 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2609 alternative to v=rm,C.
2611 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2612 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2613 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2614 instead of vex for the last two above mentioned alternatives.
2616 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2619 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2621 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2623 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2625 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2627 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2628 from int to unsigned.
2630 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2632 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2633 alternatives, eliminating preferred register class. Add support
2634 for the MTVSRDD instruction in ISA 3.0.
2635 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2636 reg_or_indexed_operand.
2637 (vsx_splat_v4sf_internal): Likewise.
2639 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2642 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2643 for loading up all 0's or all 1's.
2645 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2647 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2649 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2651 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2653 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2654 * gcc.c (set_source_date_epoch_envvar): New function, sets
2655 the SOURCE_DATE_EPOCH environment variable to the current time.
2657 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2659 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2660 the factor for live Phi nodes.
2662 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2664 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2665 * tree-parloops.c (parallelize_loops): likewise.
2666 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2667 tree_unswitch_outer_loop): likewise.
2669 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2672 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2673 around creation of the temporary.
2675 2016-06-01 Richard Biener <rguenther@suse.de>
2677 PR tree-optimization/71366
2678 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2679 (unloop_loops): Move removing edges here ...
2680 (try_unroll_loop_completely): ... from here.
2681 (try_peel_loop): ... and here.
2682 (tree_unroll_loops_completely_1): Track parent loops via
2683 bitmap of header BBs.
2684 (tree_unroll_loops_completely): Adjust for that.
2686 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2688 * config/rs6000/altivec.h (vec_slv): New macro.
2689 (vec_srv): New macro.
2690 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2691 (UNSPEC_VSRV): New value.
2694 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2695 (vsrv): New builtin definition.
2696 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2697 define argument types for new builtin.
2698 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2700 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2703 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2704 Jocelyn Mayer <l_indien@magic.fr>
2707 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2708 detect processor family for signature_CENTAUR_ebx.
2709 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2710 signature_CENTAUR_ebx.
2711 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2712 <default>: Pass x86-64 for has_longmode.
2714 2016-06-01 Nathan Sidwell <nathan@acm.org>
2716 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2719 2016-06-01 Richard Biener <rguenther@suse.de>
2721 PR tree-optimization/71261
2722 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2723 of stmts successfully put in the bool pattern. Remove
2724 single-use restriction.
2725 (adjust_bool_pattern_cast): Add cast at the use site via the
2726 pattern def sequence.
2727 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2728 of patterned defs. Use the pattern def seqence instead of
2729 multiple independent patterns.
2730 (sort_after_uid): New qsort compare function.
2731 (adjust_bool_stmts): New function to process stmts in the bool
2732 pattern in IL order.
2733 (vect_recog_bool_pattern): Adjust.
2734 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2735 (ifcvt_walk_pattern_tree): Likewise.
2736 (stmt_is_root_of_bool_pattern): Likewise.
2737 (ifcvt_repair_bool_pattern): Likewise.
2738 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2740 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2742 * loop-unroll.c (decide_unroll_constant_iterations,
2743 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2744 likely upper bounds.
2745 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2747 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2749 * tree-core.h (enum omp_clause_code): Remove
2750 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2752 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2754 * config/arm/sync.md (arm_store_exclusive<mode>):
2755 Use 'H' output modifier on operands[2] rather than creating a new
2756 entry in out-of-bounds memory of the operands array.
2757 (arm_store_release_exclusivedi): Likewise.
2759 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2761 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2762 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2763 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2764 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2766 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2768 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2769 into account live statements for mask producers.
2771 2016-06-01 Richard Biener <rguenther@suse.de>
2773 PR tree-optimization/71311
2774 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2775 restrict to non-INTEGER_CST @0.
2777 2016-06-01 Richard Biener <rguenther@suse.de>
2779 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2780 (relational patterns): Use :c to avoid pattern duplications.
2782 2016-06-01 Richard Biener <rguenther@suse.de>
2784 * genmatch.c (comparison_code_p): New predicate.
2785 (swap_tree_comparison): New function.
2786 (commutate): Add for_vec parameter to append new for entries.
2787 Support commutating relational operators by swapping it alongside
2789 (lower_commutative): Adjust.
2790 (dt_simplify::gen): Do not pass artificial operators to gen
2792 (decision_tree::gen): Do not add artificial operators as parameters.
2793 (parser::parse_expr): Verify operator commutativity when :c is
2794 applied. Allow :C to override this.
2795 * match.pd: Adjust patterns to use :C instead of :c where required.
2797 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2799 PR tree-optimization/71077
2800 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2801 the combining step, use boolean_false_node and boolean_true_node
2802 as the designated false/true return values.
2804 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2806 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2807 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2808 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2811 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2813 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2814 of flags impliying the register renaming.
2815 * toplev.c (process_options): Do not imply flag_rename_registers with
2818 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2820 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2821 default implementation.
2823 2016-05-31 Nathan Sidwell <nathan@acm.org>
2825 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2827 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2829 * config/sh/constraints.md (b): Remove constraint.
2830 * config/sh/predicates.md (arith_reg_operand): Remove
2832 * config/sh/sh-modes.def (PDI): Remove.
2833 * config/sh/sh.c (sh_target_reg_class,
2834 sh_optimize_target_register_callee_saved): Remove functions.
2835 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2836 (sh_expand_epilogue): Update comment.
2837 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2838 sh_secondary_reload): Remove TARGET_REGS related code.
2839 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2840 TARGET_REGISTER_P): Remove macros.
2841 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2842 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2843 TR1_REG, TR2_REG): Remove constants.
2844 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2846 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2848 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2849 define_expand patterns.
2850 (adddi3_compact): Rename to adddi3.
2851 (subdi3_compact): Rename to subdi3.
2852 (*negdi2): Rename to negdi2.
2853 (*abs<mode>2): Rename to abs<mode>2.
2855 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2857 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2858 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2859 (atomic_sub_fetchsi): ... this new pattern.
2860 (mvtc): Add CC_REG clobber.
2862 2016-05-31 Marek Polacek <polacek@redhat.com>
2864 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2866 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2868 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2869 aarch64_fusion_enabled_p to check for fusion capabilities.
2871 2016-05-31 Richard Biener <rguenther@suse.de>
2873 PR tree-optimization/71352
2874 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2875 minus one and a negate.
2877 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2879 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2880 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2882 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2883 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2884 Remove use of aarch64_simd_attr_length_move, set length attribute
2886 (*aarch64_be_movoi): Likewise.
2887 (*aarch64_be_movci): Likewise.
2888 (*aarch64_be_movxi): Likewise.
2890 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2892 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2893 It no longer does that.
2894 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2896 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2898 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2899 attribute __unused__.
2901 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2903 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2904 * config/arm/arm.c (arm_arch_thumb1): Define.
2905 (arm_option_override): Initialize arm_arch_thumb1.
2906 * config/arm/arm.h (arm_arch_thumb1): Declare.
2907 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2908 support Thumb-1 ISA.
2910 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2913 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2914 `Yv' for scalar operand.
2916 2016-05-31 Tom de Vries <tom@codesourcery.com>
2918 PR tree-optimization/69068
2919 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2920 phis with more than two args.
2922 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2924 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2925 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2928 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2930 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2932 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2934 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2935 cpu_32, cpu_64, tune_32 and tune_64.
2936 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2938 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2940 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2942 2016-05-30 Andi Kleen <ak@linux.intel.com>
2944 * auto-profile.c (read_profile): Replace asserts with errors
2945 when file does not exist.
2946 * gcov-io.c (gcov_read_words): Dito.
2948 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2950 * tree-cfg.c (print_loop): Print likely upper bounds.
2952 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2954 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2955 * opts.c (default_options): Enable peel loops at -O3.
2956 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2957 (try_peel_loop): Do not re-peel already peeled loops;
2958 use likely upper bounds; fix profile updating.
2959 (pass_complete_unroll::execute): Initialize peeled_loops.
2961 2016-05-30 Martin Liska <mliska@suse.cz>
2963 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2964 computed costs by frequency of BB they belong to.
2965 (get_scaled_computation_cost_at): New function.
2967 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2968 Marc Glisse <marc.glisse@inria.fr>
2970 PR tree-optimization/71289
2971 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2973 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2975 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2977 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2979 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2980 for peeled copies; avoid underflow when updating estimates; correctly
2983 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2985 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2986 r236875. Corrected oe3 to oe2 as obvious.
2988 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2992 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2993 that inserted stmt will not dominate stmts that defines its operand.
2994 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2995 (rewrite_expr_tree_parallel): Likewise.
2997 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3000 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3001 all fields including stmt_to_insert are swapped.
3003 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3005 * predict.h (force_edge_cold): Declare.
3006 * predict.c (force_edge_cold): New function.
3007 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3009 (canonicalize_loop_induction_variables): Fix formating.
3011 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3013 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3014 (visium_expand_copysign): Use gen_int_mode directly.
3015 (visium_compute_frame_size): Minor tweaks.
3017 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3019 * tree-vect-loop.c (vect_analyze_loop_2): Use
3020 likely_max_stmt_executions_int.
3022 2016-05-30 Tom de Vries <tom@codesourcery.com>
3024 PR tree-optimization/69067
3025 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3027 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3030 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3031 New peepholes to remove unneeded fild/fistp pairs.
3032 (define_peephole2 atomic_loaddi_fpu): Ditto.
3034 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3036 * predict.c (maybe_hot_frequency_p): Avoid division.
3038 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3040 * doc/install.texi: Use https for shop.fsf.org.
3042 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3044 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3045 likely_max_stmt_executions_int.
3047 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3049 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3050 likely_max_stmt_executions_int.
3052 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3054 * profile.c (compute_branch_probabilities): Do not report hitrates
3056 (branch_prob): Report hitrates here.
3057 * predict.c (gimple_predict_edge): Do not assert profile status;
3058 fix formatting issues.
3060 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3062 * predict.c (edge_predicted_by_p): New function.
3063 (predict_paths_for_bb): Do not put multiple predictions of the same type
3066 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3068 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3071 2016-05-28 Alan Modra <amodra@gmail.com>
3073 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3075 2016-05-28 Alan Modra <amodra@gmail.com>
3077 PR rtl-optimization/71275
3078 * ira.c (ira): Free dominance info.
3080 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3082 * doc/sourcebuild.texi: New address for upstream Go repository.
3084 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3086 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3087 (TARGET_ARM_V7M): Likewise.
3089 2016-05-26 Jeff Law <law@redhat.com>
3091 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3092 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3093 * passes.def: Add jump threading passes before DOM/VRP.
3094 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3095 argument to a basic block from an edge. Remove tests which are
3097 (pass_data_thread_jumps, class pass_thread_jumps): New.
3098 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3099 (make_pass_thread_jumps): Likewise.
3100 * tree-pass.h (make_pass_thread_jumps): Declare.
3102 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3104 * config/visium/visium-protos.h (split_double_move): Rename into...
3105 (visium_split_double_move): ...this.
3106 (visium_split_double_add): Declare.
3107 * config/visium/visium.c (split_double_move): Rename into...
3108 (visium_split_double_move): ...this.
3109 (visium_split_double_add): New function.
3110 (visium_expand_copysign): Renumber operands for consistency.
3111 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3112 (DFmode move splitter): Likewise.
3113 (*addi3_insn): Split by means of visium_split_double_add.
3114 (*adddi3_insn_flags): Delete.
3115 (*plus_plus_sltu<subst_arith>): New insn.
3116 (*subdi3_insn): Split by means of visium_split_double_add.
3117 (subdi3_insn_flags): Delete.
3118 (*minus_minus_sltu<subst_arith>): New insn.
3119 (*negdi2_insn): Split by means of visium_split_double_add.
3120 (*negdi2_insn_flags): Delete.
3122 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3124 * configure.ac: Treat a --with-headers option without argument
3125 the same as the default (i.e. consult sys-include directory).
3126 * configure: Regenerate.
3128 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3130 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3131 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3133 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3134 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3136 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3139 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3140 tree-stdarg analysis results.
3141 (aarch64_setup_incoming_varargs): Likewise.
3143 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3145 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3146 va_list_gpr_counter_field and va_list_fpr_counter_field.
3148 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3151 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3152 * config/aarch64/aarch64.c
3153 (aarch64_cannot_change_mode_class): Remove function.
3154 * config/aarch64/aarch64-protos.h
3155 (aarch64_cannot_change_mode_class): Remove.
3157 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3159 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3160 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3161 get_likely_max_loop_iterations_int): New.
3162 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3163 any_likely_upper_bound.
3164 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3166 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3167 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3169 (unroll_loop_constant_iterations): Likewise.
3170 (unroll_loop_runtime_iterations): Likewise.
3171 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3172 * lto-streamer-out.c (output_cfg): Likewise.
3173 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3175 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3176 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3177 (likely_max_loop_iterations): New.
3178 (likely_max_loop_iterations_int): New.
3179 (likely_max_stmt_executions): New.
3180 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3181 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3182 likely_max_stmt_executions): Declare.
3184 2016-05-27 Marek Polacek <polacek@redhat.com>
3187 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3189 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3191 * config/s390/s390.md (2x risbg splitters): Use
3192 reg_overlap_mentioned_p instead of rtx_equal_p.
3194 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3196 * combine.c (make_compound_operation): Take known zero bits into
3197 account when checking for possible zero_extend.
3199 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3201 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3202 Use const_int_operand for operand 2 predicate. Simplify expand code
3205 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3208 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3211 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3213 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3214 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3215 that returns CC_SESWPmode and CC_ZESWPmode.
3216 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3218 (aarch64_rtx_costs): Likewise.
3220 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3222 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3223 for ISA 3.0 min/max support.
3224 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3225 conditional move support.
3226 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3227 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3229 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3230 conditional moves where the comparison type is different from move
3232 (fp_minmax): New code iterator for smin/smax.
3233 (minmax): New code attributes for min/max.
3234 (SMINMAX): Likewise.
3235 (smax<mode>3): Combine min, max insns into one insn using the
3236 fp_minmax code iterator. Add support for ISA 3.0 min/max
3237 instructions that don't need -ffast-math.
3238 (s<minmax><mode>3): Likewise.
3239 (smax<mode>3_vsx): Likewise.
3240 (smin<mode>3): Likewise.
3241 (s<minmax><mode>3_vsx): Likewise.
3242 (smin<mode>3_vsx): Likewise.
3243 (pre-VSX min/max splitters): Likewise.
3244 (s<minmax><mode>3_fpr): Likewise.
3245 (movsfcc): Rewrite floating point conditional moves to combine
3246 SFmode/DFmode into a single insn.
3247 (mov<mode>cc): Likewise.
3248 (movdfcc): Likewise.
3249 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3250 SFDF2 iterators to handle all combinations.
3251 (fseldfsf4): Likewise.
3252 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3253 (fseldfdf4): Likewise.
3254 (fselsfdf4): Likewise.
3255 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3256 comparison instructions that set a 0/-1 mask, and use it for
3257 floating point conditional move via XXSEL.
3258 (fpmask<mode>): Likewise.
3259 (xxsel<mode>): Likewise.
3260 * config/rs6000/predicates.md (min_max_operator): Delete, no
3262 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3263 instructions that generate a 0/-1 mask for use with XXSEL.
3264 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3265 say whether floating point min/max is available, either through
3266 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3267 (TARGET_MINMAX_DF): Likewise.
3269 2016-05-27 Alan Modra <amodra@gmail.com>
3271 PR rtl-optimization/71275
3272 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3273 for update_equiv_regs and combine_and_move_insns.
3275 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3277 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3278 if_then_else or cond RTXes to calculate attribute value.
3279 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3280 <attr "length_immediate>: Ditto.
3281 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3282 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3283 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3284 <attr "type">: Ditto.
3285 <attr "prefix_data16">: Ditto.
3286 <attr "prefix_extra">: Ditto.
3287 <attr "length_immediate">: Ditto.
3288 <attr "prefix">: Ditto.
3289 (vec_set<mode>_0) <attr "isa">: Ditto.
3290 <attr "prefix_extra">: Ditto.
3291 <attr "length_immediate">: Ditto.
3292 <attr "prefix">: Ditto.
3293 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3294 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3295 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3296 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3297 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3298 <attr "length_immediate">: Ditto.
3299 <attr "prefix">: Ditto.
3300 (sse2_movsd) <attr "length_immediate">: Ditto.
3301 <attr "prefix">: Ditto.
3302 (vec_concatv2df) <attr "isa">: Ditto.
3303 <attr "prefix">: Ditto.
3304 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3305 (*vec_extractv2di_1) <attr "isa">: Ditto.
3306 <attr "type">: Ditto.
3307 <attr "length_immediate">: Ditto.
3308 <attr "prefix_rex">: Ditto.
3309 <attr "prefix_extra">: Ditto.
3310 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3311 <attr "prefix_extra">: Ditto.
3312 <attr "length_immediate">: Ditto.
3313 (vec_concatv2di) <attr "isa">: Ditto.
3314 <attr "prefix_extra">: Ditto.
3315 <attr "length_immediate">: Ditto.
3316 <attr "prefix">: Ditto.
3318 2016-05-26 Martin Liska <mliska@suse.cz>
3320 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3322 (operator+): Likewise.
3323 (operator-): Likewise.
3324 (comp_cost::operator+=): Likewise.
3325 (comp_cost::operator-=): Likewise.
3326 (comp_cost::operator/=): Likewise.
3327 (comp_cost::operator*=): Likewise.
3328 (operator<): Likewise.
3329 (operator==): Likewise.
3330 (operator<=): Likewise.
3332 (infinite_cost_p): Likewise.
3333 (add_costs): Likewise.
3334 (sub_costs): Likewise.
3335 (compare_costs): Likewise.
3336 (set_group_iv_cost): Use the newly introduced functions.
3337 (get_address_cost): Likewise.
3338 (get_shiftadd_cost): Likewise.
3339 (force_expr_to_var_cost): Likewise.
3340 (split_address_cost): Likewise.
3341 (ptr_difference_cost): Likewise.
3342 (difference_cost): Likewise.
3343 (get_computation_cost_at): Likewise.
3344 (determine_group_iv_cost_generic): Likewise.
3345 (determine_group_iv_cost_address): Likewise.
3346 (determine_group_iv_cost_cond): Likewise.
3347 (autoinc_possible_for_pair): Likewise.
3348 (determine_group_iv_costs): Likewise.
3349 (cheaper_cost_pair): Likewise.
3350 (iv_ca_recount_cost): Likewise.
3351 (iv_ca_set_no_cp): Likewise.
3352 (iv_ca_set_cp): Likewise.
3353 (iv_ca_cost): Likewise.
3354 (iv_ca_new): Likewise.
3355 (iv_ca_dump): Likewise.
3356 (iv_ca_narrow): Likewise.
3357 (iv_ca_prune): Likewise.
3358 (iv_ca_replace): Likewise.
3359 (try_add_cand_for): Likewise.
3360 (try_improve_iv_set): Likewise.
3361 (find_optimal_iv_set): Likewise.
3363 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3365 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3366 that internal functions will clobber all caller-saved registers.
3368 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3370 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3371 Return a better case_values_threshold when optimizing.
3373 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3375 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3376 Add ? to integer variant.
3377 (aarch64_combinez_be): Likewise.
3379 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3381 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3382 instead of x constraint.
3383 (vcvtps2ph256<mask_name>): Likewise.
3385 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3386 alternative. Formatting fix.
3388 * config/i386/sse.md
3389 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3391 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3392 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3393 maybe_evex prefix instead of vex.
3394 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3395 EXT_REX_SSE_REG_P (op0) case in the splitter.
3397 2016-05-25 Jeff Law <law@redhat.com>
3399 PR tree-optimization/71272
3400 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3401 Update comments. Add test for empty path.
3403 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3405 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3406 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3407 special case builtin.
3408 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3409 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3410 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3411 for __builtin_vec_cmpne.
3413 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3415 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3416 redundant test and bail out if the type of the new operand is not
3417 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3419 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3421 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3422 (x_ix86_target_flags_explicit): Remove.
3423 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3424 x_ix86_target_flags_explicit.
3425 (ix86_function_specific_restore): Ditto.
3427 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3428 H.J. Lu <hongjiu.lu@intel.com>
3431 * common/config/i386/i386-common.c
3432 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3433 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3434 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3435 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3436 (-mgeneral-regs-only): Add new option.
3437 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3438 x87 instructions if only general registers are allowed.
3439 (ix86_target_string): Add ix86_flags argument. Handle additional
3440 flags options through ix86_flags argument. Update all callers.
3441 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3443 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3445 PR rtl-optimization/66940
3446 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3447 decrementing desired_val will not overflow before performing these
3450 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3452 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3453 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3454 * config/i386/i386.c (enum ix86_builtins): Add
3455 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3456 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3457 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3458 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3459 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3460 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3461 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3462 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3463 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3464 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3465 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3466 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3467 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3468 __builtin_ia32_cvtps2dq512_mask.
3469 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3470 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3471 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3472 * config/i386/sse.md
3473 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3475 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3476 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3478 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3479 (avx512f_vec_pack_sfix_v8df): New define_expand.
3480 (avx512f_roundpd512): Rename to ...
3481 (avx512f_round<castmode>512): ... this. Change iterator.
3482 (avx512f_roundps512_sfix): New define_expand.
3483 (round<mode>2_sfix): Change iterator.
3485 2016-05-25 Nick Clifton <nickc@redhat.com>
3487 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3488 static interrupt handler is detected.
3489 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3490 default linker script.
3491 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3492 the low part of a symbolic pointer.
3494 2016-05-25 Richard Biener <rguenther@suse.de>
3496 PR tree-optimization/71261
3497 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3498 interesting stmt instead of immediate uses when looking
3499 for the use operand to replace.
3501 2016-05-25 Martin Liska <mliska@suse.cz>
3503 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3505 2016-05-25 Richard Biener <rguenther@suse.de>
3507 PR tree-optimization/71264
3508 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3511 2016-05-25 Martin Liska <mliska@suse.cz>
3513 PR tree-optimization/71239
3514 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3515 if DECL_SIZE is NULL.
3517 2016-05-25 Richard Biener <rguenther@suse.de>
3519 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3520 * tree-if-conv.c (pass_data_if_conversion): Use it.
3522 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3524 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3525 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3526 * varpool.c (varpool_node::get_availability): Likewise.
3528 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3530 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3531 VNEGW/VNEGD instructions.
3532 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3533 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3534 support for ISA 3.0 VNEGW/VNEGD instructions.
3536 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3538 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3539 pointers inside OACC_DATA regions.
3540 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3541 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3542 (gimplify_adjust_omp_clauses): Fix typo in comment.
3544 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3546 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3547 parity built-in functions.
3548 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3550 (p9v_parity<mode>2): Likewise.
3551 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3553 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3554 (parity<mode>2): ISA 3.0 expander for vector parity.
3555 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3557 (BU_P9_64BIT_MISC_0): Likewise.
3558 (BU_P9_MISC_0): Likewise.
3559 (BU_P9V_AV_1): Likewise.
3560 (BU_P9V_AV_2): Likewise.
3561 (BU_P9V_AV_3): Likewise.
3562 (BU_P9V_AV_P): Likewise.
3563 (BU_P9V_VSX_1): Likewise.
3564 (BU_P9V_OVERLOAD_1): Likewise.
3565 (BU_P9V_OVERLOAD_2): Likewise.
3566 (BU_P9V_OVERLOAD_3): Likewise.
3567 (VCTZB): Add vector count trailing zeros support.
3571 (VPRTYBD): Add vector parity support.
3572 (VPRTYBQ): Likewise.
3573 (VPRTYBW): Likewise.
3574 (VCTZ): Add overloaded vector count trailing zeros support.
3575 (VPRTYB): Add overloaded vector parity support.
3576 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3577 overloaded vector count trailing zeros and parity instructions.
3578 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3579 vector parity support.
3580 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3581 trailing zeros support.
3582 (vec_cntlz): Likewise.
3583 (vec_vctzb): Likewise.
3584 (vec_vctzd): Likewise.
3585 (vec_vctzh): Likewise.
3586 (vec_vctzw): Likewise.
3587 (vec_vprtyb): Add ISA 3.0 vector parity support.
3588 (vec_vprtybd): Likewise.
3589 (vec_vprtybw): Likewise.
3590 (vec_vprtybq): Likewise.
3591 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3592 the ISA 3.0 vector count trailing zeros and vector parity built-in
3595 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3597 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3598 when there is stmt_to_insert.
3600 2016-05-24 Martin Sebor <msebor@redhat.com>
3603 * tree.h (complete_or_array_type_p): New inline function.
3605 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3607 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3608 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3609 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3611 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3612 Limit 1st alternative to noavx isa, split 2nd alternative into one
3613 noavx and one avx alternative, use *x and Bm in the former and
3614 x and m in the latter.
3616 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3617 of sse4 for the first alternative, drop %v from the template
3618 and d operand modifier. Split second alternative into one sse4_noavx
3619 and one avx alternative, use *x instead of *v in the former and v
3620 instead of *v in the latter.
3621 (*sse4_1_extractps): Use noavx isa instead of * for the first
3622 alternative, drop %v from the template. Split second alternative into
3623 one noavx and one avx alternative, use *x instead of *v in the
3624 former and v instead of *v in the latter.
3625 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3626 with noavx and the last one with avx.
3627 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3628 split the second one into one noavx and one avx alternative,
3629 use *x and Bm in the former and x and m in the latter one.
3630 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3633 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3634 first two alternatives to noavx, use *x instead of *v in the second
3635 one, add avx alternative without *.
3636 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3637 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3638 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3640 2016-05-24 Jeff Law <law@redhat.com>
3642 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3643 New function, extracted from...
3644 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3645 Allow simple copies and constant initializations in the SSA chain.
3647 2016-05-24 Marek Polacek <polacek@redhat.com>
3650 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3653 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3656 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3657 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3658 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3659 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3660 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3662 2016-05-24 Richard Biener <rguenther@suse.de>
3664 PR tree-optimization/71240
3665 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3668 2016-05-24 Richard Biener <rguenther@suse.de>
3670 PR tree-optimization/71230
3671 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3673 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3675 * tree-vectorizer.h (vectorizable_comparison): Delete.
3676 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3677 PURE_SLP_STMT check.
3678 * tree-vect-stmts.c (vectorizable_call): Likewise.
3679 (vectorizable_simd_clone_call): Likewise.
3680 (vectorizable_conversion): Likewise.
3681 (vectorizable_assignment): Likewise.
3682 (vectorizable_shift): Likewise.
3683 (vectorizable_operation): Likewise.
3684 (vectorizable_load): Likewise.
3685 (vectorizable_condition): Likewise.
3686 (vectorizable_store): Likewise. Assert that we don't have
3688 (vectorizable_comparison): Make static. Remove redundant
3689 PURE_SLP_STMT check.
3690 (vect_transform_stmt): Assert that we always have an slp_node
3693 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3695 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3696 operands[2] against 1 with comparison against CONST1_RTX.
3697 (<shift>di3_neon): Likewise.
3698 * config/arm/predicates.md (const0_operand): Replace with comparison
3701 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3703 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3704 operands[2] against 1 with comparison against CONST1_RTX.
3705 (ashrdi3): Likewise.
3706 (lshrdi3): Likewise.
3707 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3709 (ashrsi3): Likewise.
3710 (lshrsi3): Likewise.
3711 (rotrsi3): Likewise.
3712 (define_split above *compareqi_eq0): Likewise.
3713 (define_split above "prologue"): Likewise.
3714 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3715 * config/arm/predicates.md (shift_operator): Likewise.
3716 (shift_nomul_operator): Likewise.
3717 (sat_shift_operator): Likewise.
3718 (thumb1_cmp_operand): Likewise.
3719 (const_neon_scalar_shift_amount_operand): Replace manual range
3720 check with IN_RANGE.
3721 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3722 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3724 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3726 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3727 with HOST_WIDE_INT_1.
3729 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3730 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3731 (arm_canonicalize_comparison): Likewise.
3732 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3734 (thumb1_size_rtx_costs): Likewise.
3735 (vfp_const_double_index): Replace cast of 1 to unsigned
3736 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3737 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3739 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3740 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3741 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3742 HOST_WIDE_INT with HOST_WIDE_INT_1.
3744 2016-05-24 Marek Polacek <polacek@redhat.com>
3746 * tree-cfg.h (should_remove_lhs_p): New predicate.
3747 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3748 * gimplify.c (gimplify_modify_expr): Likewise.
3749 * tree-cfg.c (verify_gimple_call): Likewise.
3750 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3751 * gimple-fold.c: Include "tree-cfg.h".
3752 (gimple_fold_call): Use should_remove_lhs_p.
3754 2016-05-24 Richard Biener <rguenther@suse.de>
3756 PR tree-optimization/71253
3757 * cfganal.h (control_dependences): Make robust against edge
3759 (control_dependences::control_dependences): Remove edge_list argument.
3760 (control_dependences::get_edge): Remove.
3761 (control_dependences::get_edge_src): Add.
3762 (control_dependences::get_edge_dest): Likewise.
3763 (control_dependences::m_el): Make a vector of edge src/dest index.
3764 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3765 (control_dependences::control_dependences): Likewise.
3766 (control_dependences::~control_dependence): Likewise.
3767 (control_dependences::get_edge): Remove.
3768 (control_dependences::get_edge_src): Add.
3769 (control_dependences::get_edge_dest): Likewise.
3770 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3772 (perform_tree_ssa_dce): Adjust.
3773 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3775 (pass_loop_distribution::execute): Adjust. Do loop destroying
3776 conditional on changed.
3778 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3781 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3782 return. Reindent transformation comment and mention the ARM state
3785 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3788 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3789 after build_and_add_sum creates new use stmt.
3791 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3793 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3794 load_lanes/grouped_load classification comes first. Don't check
3795 whether the vectorization factor is a multiple of the group size
3798 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3800 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3801 GROUP_GAP for single-element interleaving.
3802 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3805 2016-05-24 Richard Biener <rguenther@suse.de>
3809 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3810 bases which are accessed with non-invariant indices.
3811 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3812 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3814 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3817 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3818 (add_to_ops_vec): Add stmt_to_insert.
3819 (add_repeat_to_ops_vec): Init stmt_to_insert.
3820 (insert_stmt_before_use): New.
3821 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3823 (get_ops): Init stmt_to_insert.
3824 (maybe_optimize_range_tests): Likewise.
3825 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3826 (rewrite_expr_tree_parallel): Likewise.
3827 (reassociate_bb): Likewise.
3829 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3832 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3833 ISA 3.0 xxperm fusion alternative.
3834 (altivec_vperm_v8hiv16qi): Likewise.
3835 (altivec_vperm_<mode>_uns_internal): Likewise.
3836 (vperm_v8hiv4si): Likewise.
3837 (vperm_v16qiv8hi): Likewise.
3839 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3840 Kelvin Nilsen <kelvin@gcc.gnu.org>
3842 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3843 vpermr/xxpermr on ISA 3.0.
3844 (altivec_expand_vec_perm_le): Likewise.
3845 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3846 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3849 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3851 * config/i386/i386.h (IS_STACK_MODE): Enable for
3852 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3853 SSE_FLOAT_MODE_P macros.
3854 * config/i386/i386.c (ix86_preferred_reload_class): Use
3855 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3856 Cleanup regclass processing for CONST_DOUBLE_P.
3857 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3858 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3859 with IS_STACK_MODE macro.
3860 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3862 (*movdf_internal): Use IS_STACK_MODE macro.
3863 (*movsf_internal): Ditto.
3865 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3867 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3868 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3870 2016-05-23 Jeff Law <law@redhat.com>
3872 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3874 (fsm_find_control_statement_thread_paths): Call it.
3876 2016-05-23 Martin Jambor <mjambor@suse.cz>
3879 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3880 from_global_constant if t is not NULL.
3882 2016-05-23 Marek Polacek <polacek@redhat.com>
3885 * common.opt (Wswitch-unreachable): New option.
3886 * doc/invoke.texi: Document -Wswitch-unreachable.
3887 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3890 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3892 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3893 TMR_INDEX is non-NULL.
3895 2016-05-23 Richard Biener <rguenther@suse.de>
3897 PR tree-optimization/71230
3898 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3899 (try_special_add_to_ops): ... here. Always test for single-use.
3901 2016-05-23 Martin Jambor <mjambor@suse.cz>
3903 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3904 default block if a PHI node in the original one would be resized.
3906 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3908 PR tree-optimization/58135
3909 * tree-vect-slp.c: When group size is not multiple
3910 of vector size, allow splitting of store group at
3913 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3915 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3917 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3919 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3920 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3921 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3924 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3925 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3926 v constraint instead of x and vinserti32x4 insn.
3928 * config/i386/sse.md (i128vldq): New mode iterator.
3929 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3930 avx512dq and avx512vl alternatives.
3932 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3933 constraint, use maybe_evex prefix instead of vex.
3934 (vec_dupv4sf): Use v constraint instead of x for output
3935 operand except for noavx alternative, use Yv constraint
3936 instead of x for input. Use maybe_evex prefix instead of vex.
3937 (*vec_dupv4si): Likewise.
3938 (*vec_dupv2di): Likewise.
3940 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3943 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3944 (linearize_expr_tree): Call try_special_add_to_ops.
3945 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3947 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3949 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3950 to computed stack_usage.
3952 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3955 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3956 operand is subreg (symbol_ref) then move the symbol ref to register.
3958 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3960 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3962 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3965 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3968 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3970 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3971 ranges by calling get_single_symbol and tidy up. Look more closely
3972 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3974 2016-05-20 Jeff Law <law@redhat.com>
3976 * bitmap.c (bitmap_find_bit): Remove useless test.
3978 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3980 * function.c (thread_prologue_and_epilogue_insns): Commit the
3981 insertion of the epilogue.
3983 2016-05-20 Martin Jambor <mjambor@suse.cz>
3985 PR tree-optimization/70884
3986 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3987 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3988 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3989 of constant pool data as a reason for scalarization.
3991 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3993 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3994 for naked functions.
3995 (thumb1_expand_prologue): Likewise.
3997 2016-05-20 Nathan Sidwell <nathan@acm.org>
3999 * config/nvptx/nptx.c (nvptx_option_override): Only set
4000 flag_toplevel_reorder, if not explicitly specified. Set
4001 flag_no_common, unless explicitly specified.
4003 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4005 * calls.c (can_implement_as_sibling_call_p): Mark param
4006 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4008 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4010 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4011 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4012 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4014 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4015 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4018 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4020 * config/nvptx/nvptx.md (sincossf3): New pattern.
4022 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4024 * calls.c (maybe_complain_about_tail_call): New function.
4025 (initialize_argument_information): Call
4026 maybe_complain_about_tail_call when clearing *may_tailcall.
4027 (can_implement_as_sibling_call_p): Call
4028 maybe_complain_about_tail_call when returning false.
4029 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4030 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4031 if tail-call optimization fails.
4032 * cfgexpand.c (expand_call_stmt): Initialize
4033 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4034 * gimple-pretty-print.c (dump_gimple_call): Dump
4035 gimple_call_must_tail_p.
4036 * gimple.c (gimple_build_call_from_tree): Call
4037 gimple_call_set_must_tail with the value of
4038 CALL_EXPR_MUST_TAIL_CALL.
4039 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4040 (gimple_call_set_must_tail): New function.
4041 (gimple_call_must_tail_p): New function.
4042 * print-tree.c (print_node): Update printing of TREE_STATIC
4043 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4044 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4045 trailing comment listing applicable flags.
4046 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4048 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4050 * calls.c (expand_call): Move "Rest of purposes for tail call
4051 optimizations to fail" to...
4052 (can_implement_as_sibling_call_p): ...this new function, and
4053 split into multiple "if" statements.
4055 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4057 * cfgloop.h (expected_loop_iterations_unbounded,
4058 expected_loop_iterations): Unconstify.
4059 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4060 profile with known upper bound; return 3 when profile is absent.
4061 (expected_loop_iterations): Update.
4063 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4065 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4066 and get_max_loop_iterations_int.
4068 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4070 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4071 realistic upper bounds here.
4073 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4076 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4077 calls if the LHS is variable length or has addressable type.
4078 If targets[0]->decl is a noreturn call with void return type and
4079 zero arguments, adjust fntype and remove lhs in that case.
4081 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4083 PR tree-optimization/71079
4084 PR tree-optimization/71206
4085 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4087 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4089 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4090 (get_vec_alignment_for_array_decl): Likewise.
4091 (get_vec_alignment_for_record_decl): Likewise.
4092 (increase_alignment::execute): Move code to find alignment to
4093 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4094 (type_align_map): New hash_map.
4096 2016-05-20 Richard Guenther <rguenther@suse.de>
4098 PR tree-optimization/29756
4099 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4100 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4101 * fold-const.c (operand_equal_p): Likewise.
4102 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4103 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4104 * tree-inline.c (estimate_operator_cost): Likewise.
4105 * tree-pretty-print.c (dump_generic_node): Likewise.
4106 * tree-ssa-operands.c (get_expr_operands): Likewise.
4107 * cfgexpand.c (expand_debug_expr): Likewise.
4108 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4109 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4110 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4111 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4112 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4113 (execute_update_addresses_taken): Do it.
4115 2016-05-20 Richard Biener <rguenther@suse.de>
4117 PR tree-optimization/71185
4118 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4119 register operations.
4121 2016-05-20 Richard Biener <rguenther@suse.de>
4123 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4124 gimple_seq_add_seq_without_update.
4125 (release_bb_predicate): Assert we have no operands to free.
4126 (if_convertible_loop_p_1): Calculate post dominators later.
4127 Do not free BB predicates here.
4128 (combine_blocks): Do not recompute BB predicates.
4129 (version_loop_for_if_conversion): Save BB predicates around
4132 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4134 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4135 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4136 code. Ignore sibcalls on EDGE_IGNORE edges.
4137 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4138 on edges for sibcalls that run without prologue. The rest of the
4139 function is combined from...
4140 (fix_fake_fallthrough_edge): ... this, and ...
4141 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4142 function argument, make it a local variable.
4144 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4146 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4147 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4148 for 32-bit mode and SEH for 64-bit.
4149 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4150 TARGET_64BIT_DEFAULT.
4152 2016-05-19 Ryan Burn <contact@rnburn.com>
4154 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4155 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4157 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4159 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4160 force pending loads from memory.
4162 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4164 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4165 (UNSPEC_DARN_32): New unspec constant.
4166 (UNSPEC_DARN_RAW): New unspec constant.
4167 (darn_32): New instruction.
4168 (darn_raw): New instruction.
4169 (darn): New instruction.
4170 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4171 support and documentation for this macro.
4172 (BU_P9_MISC_1): New macro definition.
4173 (BU_P9_64BIT_MISC_0): New macro definition.
4174 (BU_P9_MISC_0): New macro definition.
4175 (darn_32): New builtin definition.
4176 (darn_raw): New builtin definition.
4177 (darn): New builtin definition.
4178 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4179 RS6000_BUILTIN_0 directives to surround each occurrence of
4180 #include "rs6000-builtin.def".
4181 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4182 RS6000_BTM_64BIT flags to the returned mask, depending on
4184 (def_builtin): Correct an error in the assignments made to the
4185 debugging variable attr_string.
4186 (rs6000_expand_builtin): Add support for no-operand built-in
4188 (builtin_function_type): Remove fatal_error assertion that is no
4190 (rs6000_common_init_builtins): Add support for no-operand built-in
4192 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4194 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4196 (RS6000_BTM_64BIT): New macro definition.
4197 * doc/extend.texi: Document __builtin_darn (void),
4198 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4201 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4203 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4204 max_loop_iterations_int.
4206 2016-05-19 Marek Polacek <polacek@redhat.com>
4208 PR tree-optimization/71031
4209 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4210 condition and adjust the code a bit.
4212 2016-05-19 Martin Liska <mliska@suse.cz>
4214 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4215 auto_vec instead of vec.
4217 2016-05-19 Martin Liska <mliska@suse.cz>
4219 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4221 2016-05-19 Martin Liska <mliska@suse.cz>
4223 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4225 2016-05-19 Martin Liska <mliska@suse.cz>
4227 * ipa-pure-const.c (set_function_state): Remove an existing
4229 (remove_node_data): Do not free it as it's released
4230 in set_function_state.
4232 2016-05-19 Martin Liska <mliska@suse.cz>
4234 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4237 2016-05-19 Martin Liska <mliska@suse.cz>
4239 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4241 2016-05-19 Martin Liska <mliska@suse.cz>
4243 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4244 an auto_vec instead of re-creating it.
4246 2016-05-19 Martin Liska <mliska@suse.cz>
4248 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4249 auto_vec instead of vec.
4251 2016-05-19 Martin Liska <mliska@suse.cz>
4253 * lto-section-in.c (lto_get_section_data): Call
4254 lto_check_version with additional argument.
4255 * lto-streamer.c (lto_check_version): Add new argument.
4256 * lto-streamer.h (lto_check_version): Likewise.
4258 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4260 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4261 Don't add cost of inner memory when handling sign-extended loads.
4263 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4265 PR rtl-optimization/71148
4266 * cse.c (cse_main): Free dominance info.
4267 (rest_of_handle_cse): Don't free dominance info.
4268 (rest_of_handle_cse2): Likewise.
4269 (rest_of_handle_cse_after_global_opts): Likewise.
4271 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4274 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4275 NULL_TREE early if NEON is not available. Remove now redundant check
4276 in ARM_CHECK_BUILTIN_MODE.
4278 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4281 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4282 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4283 * doc/cpp.texi: Document new macros.
4285 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4287 PR tree-optimization/69848
4288 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4289 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4291 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4293 * function.c (thread_prologue_and_epilogue_insn): Move the
4294 "goto epilogue_done" one block later.
4296 2016-05-19 Richard Biener <rguenther@suse.de>
4298 PR tree-optimization/70729
4299 * passes.def: Move LIM pass before PRE. Remove no longer
4300 required copyprop and move first DCE out of the loop pipeline.
4302 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4305 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4306 (OBJS-libcommon-target): ...here.
4307 * opts-common.c: Include spellcheck.h.
4308 (cmdline_handle_error): Build a vec of valid options and use it
4309 to suggest provide hints for misspelled arguments.
4311 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4314 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4315 lhs if it has TREE_ADDRESSABLE type.
4317 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4320 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4321 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4323 2016-05-18 Martin Jambor <mjambor@suse.cz>
4326 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4327 input for NOP_EXPR pass-through functions.
4328 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4329 aggregate global constant VAR_DECLs in constant jump functions.
4331 2016-05-18 Martin Jambor <mjambor@suse.cz>
4334 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4335 from TREE_READONLY parameters.
4337 2016-05-18 Martin Jambor <mjambor@suse.cz>
4340 * cgraph.h (cgraph_indirect_call_info): New field
4341 guaranteed_unmodified.
4342 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4343 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4345 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4346 pass the parameter value to ipa_find_agg_cst_for_param.
4347 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4348 guaranteed_unmodified, store AA results there instead of bailing out
4350 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4351 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4352 (find_constructor_constant_at_offset): New function.
4353 (ipa_find_agg_cst_from_init): Likewise.
4354 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4355 static initializers of contants, report back through a new paameter
4356 from_global_constant if that was the case.
4357 (try_make_edge_direct_simple_call): Also pass parameter value to
4358 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4360 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4361 (ipa_read_indirect_edge_info): Likewise.
4362 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4363 (ipa_load_from_parm_agg): Likewise.
4365 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4367 PR rtl-optimization/71150
4368 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4371 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4374 * config/rs6000/constraints.md (wE constraint): New constraint
4375 for a vector constant that can be loaded with XXSPLTIB.
4376 (wM constraint): New constraint for a vector constant of a 1's.
4377 (wS constraint): New constraint for a vector constant that can be
4378 loaded with XXSPLTIB and a vector sign extend instruction.
4379 * config/rs6000/predicates.md (xxspltib_constant_split): New
4380 predicates for wE/wS constraints.
4381 (xxspltib_constant_nosplit): Likewise.
4382 (easy_vector_constant): Add support for constants that can be
4383 loaded via XXSPLTIB.
4384 (all_ones_constant): New predicate for vector constant with all
4386 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4387 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4388 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4389 instruction and possibly with a sign extension.
4390 (output_vec_const_move): Add support for XXSPLTIB. If we are
4391 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4392 instead of XXLXOR/XXLORC.
4393 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4395 (rs6000_legitimize_reload_address): Likewise.
4396 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4398 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4399 combine VSX_M and VSX_M2 into one iterator.
4401 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4402 (VSINT_842): Likewise.
4403 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4404 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4405 XXSPLTIB instruction.
4406 (xxspltib_<mode>_nosplit): Likewise.
4407 (xxspltib_<mode>_split): New insn to load up constants with
4408 XXSPLTIB and a sign extend instruction.
4409 (vsx_mov<mode>): Replace single move that handled all vector types
4410 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4411 moves (when -mvsx-timode is in effect) into the main vector
4412 moves. Eliminate separate moves for <VSr> <VSa>, where the
4413 preferred register class (<VSr>) is listed first, and the
4414 secondary register class (<VSa>) is listed second with a '?' to
4415 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4416 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4417 that if the register was involved in a slow operation, the
4418 clear/set operation does not wait for the slow operation to
4419 finish. Adjust the length attributes for 32-bit mode. Use
4420 rs6000_output_move_128bit and drop the use of the string
4421 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4422 spacing so that the alternatives and attributes don't generate
4423 long lines, and put things in columns, so that it is easier to
4424 match up the operands and attributes with the insn alternatives.
4425 (vsx_mov<mode>_64bit): Likewise.
4426 (vsx_mov<mode>_32bit): Likewise.
4427 (vsx_movti_64bit): Fold movti into normal vector moves.
4428 (vsx_movti_32bit): Likewise.
4429 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4431 (vsx_splat_v4si_internal): Likewise.
4432 (vsx_splat_v4sf_internal): Likewise.
4433 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4434 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4435 extend vector elements.
4436 (vsx_sign_extend_hi_<mode>): Likewise.
4437 (vsx_sign_extend_si_v2di): Likewise.
4438 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4440 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4441 constraints. Add trailing period to wL documentation.
4443 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4446 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4447 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4448 * tree-call-cdce.c: Include tree-dfa.h.
4449 (can_guard_call_p): New function, extracted from...
4450 (can_use_internal_fn): ...here.
4451 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4453 (shrink_wrap_one_built_in_call): Likewise.
4454 (use_internal_fn): Likewise.
4455 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4456 and return void. Call replace_abnormal_ssa_names.
4457 (pass_call_cdce::execute): Check can_guard_call_p during the
4458 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4459 will always change something.
4461 2016-05-18 Martin Jambor <mjambor@suse.cz>
4464 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4465 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4467 2016-05-18 Martin Jambor <mjambor@suse.cz>
4470 * ipa-inline.h (condition): New field size.
4471 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4472 for comaprison and store it into the new condition.
4473 (evaluate_conditions_for_known_args): Use condition size to check
4474 access sizes for all but CHANGED conditions.
4475 (unmodified_parm_1): New parameter size_p, store access size into it.
4476 (unmodified_parm): Likewise.
4477 (unmodified_parm_or_parm_agg_item): Likewise.
4478 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4479 (set_cond_stmt_execution_predicate): Extract access sizes and store
4481 (set_switch_stmt_execution_predicate): Likewise.
4482 (will_be_nonconstant_expr_predicate): Likewise.
4483 (will_be_nonconstant_predicate): Likewise.
4484 (inline_read_section): Stream condition size.
4485 (inline_write_summary): Likewise.
4487 2016-05-18 Richard Biener <rguenther@suse.de>
4489 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4490 condition cost to PHI cost instead of total_cost.
4492 2016-05-18 Martin Liska <mliska@suse.cz>
4495 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4498 2016-05-18 Richard Biener <rguenther@suse.de>
4500 * lto-streamer.h (LTO_major_version): Bump to 6.
4502 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4504 * function.c (make_split_prologue_seq, make_prologue_seq,
4505 make_epilogue_seq): New functions, factored out from...
4506 (thread_prologue_and_epilogue_insns): Here.
4508 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4510 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4511 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4512 of before. Add a comment.
4514 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4516 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4517 expression pointer, not pointer to the pointer.
4519 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4521 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4522 (avx2_pbroadcast<mode>): Add another alternative with v instead
4523 of x constraints in it, using <pbroadcast_evex_isa> isa.
4524 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4526 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4527 constraint x instead of v in second alternative, add avx512bw
4530 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4531 constraint x instead of v in second alternative, add avx512bw
4534 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4535 constraint x instead of v in second alternative, add avx512bw
4538 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4539 avx512bw alternative.
4541 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4543 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4545 (define_insn "*andnottf3"): Ditto.
4546 (define_insn "*<code><mode>3"/any_logic): Ditto.
4547 (define_insn "*<code>tf3"/any_logic): Ditto.
4548 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4549 operand to block AVX-512VL insn variant emit when it is not enabled.
4551 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4553 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4554 constraint fot SF mode.
4556 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4557 Kirill Yukhin <kirill.yukhin@intel.com>
4559 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4561 (define_insn "rsqrt14<mode>"): Ditto.
4562 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4563 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4564 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4565 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4566 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4568 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4569 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4570 * config/i386/i386.c (ix86_print_operand): Expand check for size
4571 override codes for Intel syntax.
4573 2016-05-18 Richard Biener <rguenther@suse.de>
4575 PR tree-optimization/71168
4576 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4577 initialization earlier.
4579 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4581 * config/aarch64/aarch64-simd.md
4582 (aarch64_reduc_plus_internal<mode>): Rename to...
4583 (reduc_plus_scal): ...This, and remove previous implementation.
4585 2016-05-18 Richard Biener <rguenther@suse.de>
4587 * passes.def: Put late dse and cd_dce in canonical order.
4589 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4591 * ipa-inline-transform.c (preserve_function_body_p): Look for
4592 first non-thunk clone.
4593 (save_function_body): Save into first non-thunk.
4594 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4596 (lto_output_node): Inline thunks don't need body in every
4598 * lto-streamer-in.c: Do not fixup thunk clones.
4599 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4601 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4604 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4607 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4608 (reassociate_bb): Call transform_add_to_multiply.
4610 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4612 * config/aarch64/aarch64.c (all_extensions): Removed unused
4615 2016-05-17 Nathan Sidwell <nathan@acm.org>
4617 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4618 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4620 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4622 PR tree-optimization/54579
4624 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4626 2016-05-17 Marek Polacek <polacek@redhat.com>
4629 * tree-inline.c (expand_call_inline): Call
4630 maybe_remove_unused_call_args.
4632 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4634 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4635 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4636 * doc/md.texi (fmin@var{m}3): Likewise.
4638 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4640 * match.pd (X & C): New transformation.
4642 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4644 * match.pd (~X & Y): New transformation.
4646 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4648 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4649 information for new SSA_NAME.
4650 (simplify_conversion_using_ranges): Get range through get_range_info
4651 instead of get_value_range.
4653 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4655 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4656 Remove inline assembly.
4657 (vmvn_s16): Likewise.
4658 (vmvn_s32): Likewise.
4659 (vmvn_u8): Likewise.
4660 (vmvn_u16): Likewise.
4661 (vmvn_u32): Likewise.
4662 (vmvnq_s8): Likewise.
4663 (vmvnq_s16): Likewise.
4664 (vmvnq_s32): Likewise.
4665 (vmvnq_u8): Likewise.
4666 (vmvnq_u16): Likewise.
4667 (vmvnq_u32): Likewise.
4668 (vmvn_p8): Likewise.
4669 (vmvnq_p16): Likewise.
4671 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4673 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4675 (vmul_n_s16): Likewise.
4676 (vmul_n_s32): Likewise.
4677 (vmul_n_u16): Likewise.
4678 (vmul_n_u32): Likewise.
4679 (vmulq_n_f32): Likewise.
4680 (vmulq_n_f64): Likewise.
4681 (vmulq_n_s16): Likewise.
4682 (vmulq_n_s32): Likewise.
4683 (vmulq_n_u16): Likewise.
4684 (vmulq_n_u32): Likewise.
4686 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4688 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4689 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4691 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4693 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4694 to *aarch64_fma4_elt_from_dup<mode>.
4695 (*aarch64_fnma4_elt_to_128df): Rename to
4696 *aarch64_fnma4_elt_from_dup<mode>.
4697 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4698 (vfms_n_f32): Likewise.
4699 (vfms_n_f64): Likewise.
4700 (vfmsq_n_f32): Likewise.
4701 (vfmsq_n_f64): Likewise.
4703 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4705 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4707 2016-05-17 Richard Biener <rguenther@suse.de>
4709 PR tree-optimization/71132
4710 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4711 Only add control dependences for blocks in the loop.
4712 (build_rdg): Adjust.
4713 (generate_code_for_partition): Return whether loop should
4714 be destroyed and delay that.
4715 (distribute_loop): Likewise.
4716 (pass_loop_distribution::execute): Record loops to be destroyed
4717 and perform delayed destroying of loops.
4719 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4722 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4724 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4726 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4728 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4731 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4732 insertion point for instructions generated by validize_mem.
4734 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4736 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4739 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4741 * config/aarch64/aarch64.c
4742 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4743 rather than a macro.
4745 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4747 * doc/invoke.texi (AArch64 Options): Various updates.
4749 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4751 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4752 into instrumentation thunks.
4753 * cif-code.def (CIF_CHKP): New.
4755 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4757 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4759 2016-05-16 Martin Jambor <mjambor@suse.cz>
4761 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4762 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4764 2016-05-16 Marek Polacek <polacek@redhat.com>
4766 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4769 2016-05-16 Martin Jambor <mjambor@suse.cz>
4772 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4773 the outlined kernel function.
4775 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4777 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4778 (ISA_HAS_DLSA): Ditto.
4780 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4782 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4784 2016-05-16 Nathan Sidwell <nathan@acm.org>
4786 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4787 (nvptx_name_replacement): Restore. Add comment.
4788 (write_fn_proto, write_fn_proto_from_insn,
4789 nvptx_output_call_insn): Restore
4790 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4792 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4794 * config/aarch64/aarch64.md
4795 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4796 (add<mode>3_compareC_imm): Likewise.
4797 (<optab>si3_uxtw): Split into register and immediate variants.
4798 (andsi3_compare0_uxtw): Likewise.
4799 (and<mode>3_compare0): Likewise.
4800 (and<mode>3nr_compare0): Likewise.
4801 (stack_protect_test_<mode>): Don't use %x for memory operands.
4803 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4805 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4807 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4809 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4810 Split integer shifts into shift_reg and bfm.
4811 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4812 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4813 (ror<mode>3_insn): Likewise.
4814 (<optab>si3_insn_uxtw): Likewise.
4815 (<optab><mode>3_insn): Change to rotate_imm.
4816 (extr<mode>5_insn_alt): Likewise.
4817 (extrsi5_insn_uxtw): Likewise.
4818 (extrsi5_insn_uxtw_alt): Likewise.
4820 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4822 * doc/tm.texi: Regenerate.
4823 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4824 (TARGET_INVALID_RETURN_TYPE): Remove.
4825 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4826 TARGET_INVALID_RETURN_TYPE.
4827 * target.def (invalid_parameter_type): Remove.
4828 (invalid_return_type): Remove.
4830 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4832 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4833 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4835 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4837 (preserve_function_body_p): No need to preserve function body
4838 * cif-codes.def (CIF_THUNK): Remove.
4839 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4841 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4843 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4845 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4847 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4850 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4852 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4853 (inline_small_functions): Do not look for function symbol when
4856 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4858 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4861 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4862 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4863 Jiong Wang <jiong.wang@arm.com>
4865 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4866 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4867 Define __ARM_FP16_ARGS when appropriate.
4868 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4870 (arm_invalid_return_type): Likewise.
4871 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4872 (TARGET_INVALID_RETURN_TYPE): Remove.
4873 (aapcs_vfp_sub_candidate): Allow HFmode.
4874 (aapcs_vfp_allocate): Add comment. Support HFmode.
4875 (aapcs_vfp_allocate_return_reg): Likewise.
4876 (struct aapcs_cp_arg_layout): Slightly reword comments for
4877 is_return_candidate and allocate_return_reg.
4878 (output_mov_vfp): Update assert.
4879 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4881 (arm_invalid_parameter_type): Remove.
4882 (amr_invalid_return_type): Remove.
4883 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4884 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4885 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4887 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4889 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4890 * config/aarch64/arch64-protos.h
4891 (aarch64_legitimize_reload_address): Remove.
4892 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4895 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4897 * configure.ac: Add ACX_NONCANONICAL_HOST.
4898 * configure: Regenerate.
4899 * Makefile.in: Set host_noncanonical.
4901 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4904 * config/i386/i386.md (*movtf_internal): Before register allocation,
4905 do not allow FP constants for CM_MEDIUM memory model, allow only
4906 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4907 (*movxf_internal): Ditto.
4908 (*movdf_internal): Ditto.
4909 (*movsf_internal): Ditto.
4911 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4913 PR rtl-optimization/67483
4914 * combine.c (make_compound_operation): Don't call extract_left_shift
4915 with negative shift amounts.
4917 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4920 * fold-const.c (fold_checksum_tree): Allow modification
4921 of TYPE_ALIAS_SET during folding.
4923 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4924 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4925 (ix86_split_to_parts): Likewise. Fix up formatting.
4927 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4929 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4930 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4933 2016-05-13 Nathan Sidwell <nathan@acm.org>
4935 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4936 (nvptx_name_replacement): Delete.
4937 (write_fn_proto, write_fn_proto_from_insn,
4938 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4939 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4940 * langhooks.c (add_builtin_funcction_common): Call
4941 targetm.mangle_decl_assembler_name.
4943 * config/nvptx/nvptx.c (write_fn_proto): Handle
4944 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4946 2016-05-13 Martin Liska <mliska@suse.cz>
4948 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4949 and PRIu64 in printf format.
4951 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4953 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4956 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4958 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4959 Change --param max-completely-peeled-times to
4960 --param max-completely-peel-times in dump file printing.
4962 2016-05-13 Richard Biener <rguenther@suse.de>
4964 PR tree-optimization/42587
4965 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4966 (find_bswap_or_nop_1): Likewise.
4967 (bswap_replace): Likewise.
4969 2016-05-13 Martin Liska <mliska@suse.cz>
4971 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4972 Initialize a variable with default value.
4974 2016-05-13 Martin Liska <mliska@suse.cz>
4976 * doc/invoke.texi: Enhance explanation of error recovery
4979 2016-05-13 Martin Liska <mliska@suse.cz>
4981 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4982 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4983 (iv_inv_expr_ent *).
4984 (struct iv_inv_expr_ent): Comment struct fields.
4985 (sort_iv_inv_expr_ent): New function.
4986 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4987 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4988 a hash_map between iv_inv_expr_ent and number of usages.
4989 (niter_for_exit): Fix coding style.
4990 (tree_ssa_iv_optimize_init): Use renamed variable.
4991 (determine_base_object): Fix coding style.
4992 (alloc_iv): Likewise.
4993 (find_interesting_uses_outside): Likewise.
4994 (add_candidate_1): Likewise.
4995 (add_standard_iv_candidates): Likewise.
4996 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4997 (prepare_decl_rtl): Fix coding style.
4998 (get_address_cost): Likewise.
4999 (get_shiftadd_cost): Likewise.
5000 (force_expr_to_var_cost): Likewise.
5001 (compare_aff_trees): Likewise.
5002 (get_expr_id): Restructure the function.
5003 (get_loop_invariant_expr_id): Renamed to
5004 get_loop_invariant_expr.
5005 (get_computation_cost_at): Replace usage of inv_expr_id with
5007 (get_computation_cost): Likewise.
5008 (determine_group_iv_cost_generic): Likewise.
5009 (determine_group_iv_cost_address): Likewise.
5010 (iv_period): Fix coding style.
5011 (iv_elimination_compare_lt): Likewise.
5012 (may_eliminate_iv): Likewise.
5013 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5015 (determine_group_iv_costs): Dump invariant expressions.
5016 (iv_ca_recount_cost): Use the newly added hash_map.
5017 (iv_ca_set_remove_invariants): Fix coding style.
5018 (iv_ca_set_add_invariants): Fix coding style.
5019 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5021 (iv_ca_set_cp): Likewise.
5022 (iv_ca_new): Initialize the newly added hash_map and remove
5023 initialization of fields.
5024 (iv_ca_free): Delete the hash_map.
5025 (iv_ca_dump): Dump invariant expressions.
5026 (iv_ca_extend): Fix coding style.
5027 (try_add_cand_for): Likewise.
5028 (create_new_ivs): Dump information about # of avg iterations and
5029 # of used invariant expressions.
5030 (rewrite_use_compare): Fix coding style.
5031 (free_loop_data): Set default value for max_inv_expr_id.
5033 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5035 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5036 returned value cse_cfg_altered computation.
5037 (rest_of_handle_cse2): Likewise.
5038 (rest_of_handle_cse_after_global_opts): Likewise.
5040 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5043 * config/arm/arm.c (arm32_output_mi_thunk): New.
5044 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5045 to split Thumb1 vs TARGET_32BIT functionality.
5046 (arm_thumb1_mi_thunk): New.
5048 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5050 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5053 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5056 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5058 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5060 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5061 (expand_builtin_trap): Emit a regular call.
5062 (set_builtin_user_assembler_name): Remove obsolete cases.
5063 * dse.c (scan_insn): Adjust.
5064 * except.c: Include calls.h.
5065 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5066 emit a regular call to setjmp.
5067 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5068 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5069 (emit_block_move_via_libcall): Delete.
5070 (block_move_fn): Delete.
5071 (init_block_move_fn): Likewise.
5072 (emit_block_move_libcall_fn): Likewise.
5073 (emit_block_op_via_libcall): New function.
5074 (set_storage_via_libcall): Tidy up and use memset builtin.
5075 (block_clear_fn): Delete.
5076 (init_block_clear_fn): Likewise.
5077 (clear_storage_libcall_fn): Likewise.
5078 (expand_assignment): Call emit_block_move_via_libcall.
5079 Do not include gt-expr.h.
5080 * expr.h (emit_block_op_via_libcall): Declare.
5081 (emit_block_copy_via_libcall): New inline function.
5082 (emit_block_move_via_libcall): Likewise.
5083 (emit_block_comp_via_libcall): Likewise.
5084 (block_clear_fn): Delete.
5085 (init_block_move_fn): Likewise.
5086 (init_block_clear_fn): Likewise.
5087 (emit_block_move_via_libcall): Likewise.
5088 (set_storage_via_libcall): Add default parameter value.
5089 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5090 (abort_libfunc): Delete.
5091 (memcpy_libfunc): Likewise.
5092 (memmove_libfunc): Likewise.
5093 (memcmp_libfunc): Likewise.
5094 (memset_libfunc): Likewise.
5095 (setbits_libfunc): Likewise.
5096 (setjmp_libfunc): Likewise.
5097 (longjmp_libfunc): Likewise.
5098 (profile_function_entry_libfunc): Likewise.
5099 (profile_function_exit_libfunc): Likewise.
5100 (gcov_flush_libfunc): Likewise.
5101 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5102 and DECL_VISIBILITY on the declaration.
5103 (init_optabs): Do not initialize obsolete libfuncs.
5104 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5105 * tree-core.h (ECF_RET1): Define.
5106 (ECF_TM_PURE): Adjust.
5107 (ECF_TM_BUILTIN): Likewise.
5108 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5109 (build_common_builtin_nodes): Initialize abort builtin.
5110 Add ECF_RET1 on memcpy, memmove and memset builtins.
5111 Pass final flags for alloca and alloca_with_align builtins.
5112 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5114 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5115 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5116 set_storage_via_libcall and call emit_block_copy_via_libcall.
5118 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5120 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5121 DImode before it is passed to ix86_output_call_operand.
5122 (*call_value_got_x32): Ditto for operand 1.
5124 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5126 PR rtl-optimization/70904
5127 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5128 reload for wide mode.
5130 2016-05-12 Marek Polacek <polacek@redhat.com>
5133 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5134 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5135 * langhooks.h (incomplete_type_error): Likewise.
5136 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5137 parameter, pass it down to incomplete_type_error.
5138 * tree.h (size_in_bytes): New inline overload.
5139 (size_in_bytes_loc): Renamed from size_in_bytes.
5141 2016-05-12 Richard Biener <rguenther@suse.de>
5143 PR tree-optimization/71059
5144 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5145 nary before looking up or entering the expression into the VN
5147 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5148 Make sure to re-use NARYs without result as inserted by
5151 2016-05-12 Richard Biener <rguenther@suse.de>
5153 PR tree-optimization/71062
5154 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5156 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5157 vars_contains_restrict if the var is a restrict tag.
5158 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5159 do not disambiguate pointers against it.
5160 (dump_points_to_solution): Re-structure and adjust for new
5161 vars_contains_restrict flag.
5162 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5164 2016-05-12 Martin Liska <mliska@suse.cz>
5166 * doc/invoke.texi: Explain connection between
5167 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5169 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5171 PR tree-optimization/71006
5172 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5173 consider COND_EXPR as a mask producer.
5175 2016-05-12 Marek Polacek <polacek@redhat.com>
5178 * opts.c (common_handle_option): Detect missing argument for --help^.
5180 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5183 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5184 when popping the PC and within an interrupt handler routine.
5185 Add missing tab to output of "ldmfd".
5186 (output_return_instruction): Output LDMFD with SP update rather
5187 than POP when returning from interrupt handler.
5189 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5191 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5192 TARGET_64BIT && TARGET_AVX512DQ.
5193 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5194 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5195 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5196 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5197 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5198 (*vec_extractv4si_zext): Add avx512dq alternative.
5199 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5200 use v instead of x constraint in other alternatives where possible.
5202 * config/i386/sse.md (sse2_loadld): Use v instead of x
5203 constraint in alternatives 0,1,4.
5205 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5206 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5207 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5210 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5211 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5212 is not emitted unless TARGET_AVX512BW.
5213 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5214 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5215 for the result operand.
5217 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5218 constraint instead of x in avx alternatives. Use maybe_evex instead
5221 * config/i386/constraints.md (Yv): New constraint.
5222 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5223 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5224 * config/i386/i386.md (avx512fvecmode): New mode attr.
5225 (*pushtf): Use v constraint instead of x.
5226 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5227 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5228 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5229 (*absnegtf2_sse): Likewise.
5230 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5231 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5232 avx512f alternatives.
5233 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5235 2016-05-12 Richard Biener <rguenther@suse.de>
5237 PR tree-optimization/71060
5238 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5239 require exact match of DR_BASE_OBJECT but only matching address and
5242 2016-05-12 Richard Biener <rguenther@suse.de>
5244 PR tree-optimization/70986
5245 * cfganal.c: Include cfgloop.h.
5246 (dfs_find_deadend): Prefer to take edges exiting loops.
5248 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5250 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5251 compile and run time.
5253 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5256 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5258 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5260 * config/i386/i386.c (legitimize_pic_address): Use
5261 copy_to_suggested_reg instead of gen_movsi.
5263 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5265 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5266 the code into quad_address_p and call it to share code with
5267 vsx_quad_dform_memory_operand.
5268 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5270 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5271 bit instead of being a separate word. Split -mpower9-dform into
5272 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5273 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5274 for the register class supporting 128-bit quad word memory offsets.
5275 (mode_supports_vsx_dform_quad): Helper function to return if the
5276 register class uses quad word memory offsets.
5277 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5278 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5279 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5280 instructions are enabled, set up the appropriate addr_masks for
5282 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5283 -mpower9-dform-scalar, instead of -mpower9-dform.
5284 (rs6000_option_override_internal): Split -mpower9-dform into two
5285 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5286 -mpower9-dform switch sets or clears both. If we are not using
5287 the LRA register allocator, do not enable -mpower9-dform-vector by
5288 default. If we are using LRA, enable -mpower9-dform-vector and
5289 -mvsx-timode if it is appropriate. Issue a warning if either
5290 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5292 (quad_address_offset_p): New helper function to return if the
5293 offset is legal for quad word memory instructions.
5294 (quad_address_p): New function to determin if GPR or vector
5295 register quad word memory addresses are legal.
5296 (mem_operand_gpr): Validate quad word address offsets.
5297 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5298 d-form (register + offset) instructions.
5299 (offsettable_ok_by_alignment): Likewise.
5300 (rs6000_legitimate_offset_address_p): Likewise.
5301 (legitimate_lo_sum_address_p): Likewise.
5302 (rs6000_legitimize_address): Likewise.
5303 (rs6000_legitimize_reload_address): Add more debug statements for
5305 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5306 d-form instructions.
5307 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5308 d-form instructions. Distinguish different cases in debug
5309 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5310 d-form instructions.
5311 (rs6000_preferred_reload_class): Likewise.
5312 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5313 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5314 of the ISA 2.06 indexed memory instructions.
5315 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5316 use them to save/restore the saved vector registers instead of
5317 using Altivec instructions.
5318 (rs6000_emit_epilogue): Likewise.
5319 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5320 (rs6000_opt_masks): Split -mpower9-dform into
5321 -mpower9-dform-scalar and -mpower9-dform-vector.
5322 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5324 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5325 ISA 3.0 vector indexed memory instructions, and fold the code into
5326 the normal mov<mode> patterns.
5327 (p9_vecstore_<mode>): Likewise.
5328 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5330 (vsx_movti_64bit): Likewise.
5331 (vsx_movti_32bit): Likewise.
5332 * config/rs6000/constraints.md (wO constraint): New constraint for
5333 ISA 3.0 vector d-form support.
5334 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5335 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5336 include -mpower9-dform-vector until we switch over to LRA.
5337 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5338 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5339 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5340 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5341 for -mpower9-dform and -mlra.
5342 * doc/md.texi (wO constraint): Document wO constraint.
5344 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5346 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5347 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5348 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5349 Move handling of non-insn arguments inline into the sole user:
5350 (output_trans_func): ...here.
5351 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5352 in emitted function prototype.
5353 (output_internal_insn_latency_func): Ditto. Simplify.
5354 (output_internal_maximal_insn_latency_func): Ditto. Delete
5355 always-unused argument.
5356 (output_insn_latency_func): Ditto.
5357 (output_maximal_insn_latency_func): Ditto.
5359 2016-05-11 Richard Biener <rguenther@suse.de>
5361 PR tree-optimization/71055
5362 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5363 sth with precision not equal to access size verify we don't chop
5366 2016-05-11 Richard Biener <rguenther@suse.de>
5369 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5370 (dwarf2out_finish): Move retry_incomplete_types call ...
5371 (dwarf2out_early_finish): ... here.
5373 2016-05-11 Richard Biener <rguenther@suse.de>
5376 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5377 if the langhook insists on it.
5378 * fold-const.c (make_bit_field_ref): Add arg for the original
5379 reference and preserve its alias-set.
5380 (decode_field_reference): Take exp by reference and adjust it
5381 to the original memory reference.
5382 (optimize_bit_field_compare): Adjust callers.
5383 (fold_truth_andor_1): Likewise.
5384 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5386 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5389 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5390 * cfgrtl.c (delete_insn_and_edges): Likewise.
5391 * config/i386/i386.c (convert_scalars_to_vector): Remove
5393 * cse.c (cse_insn): Compute cse_cfg_altered.
5394 (delete_trivially_dead_insns): Likewise.
5395 (cse_cc_succs): Likewise.
5396 (rest_of_handle_cse): Free dominance info if required.
5397 (rest_of_handle_cse2): Likewise.
5398 (rest_of_handle_cse_after_global_opts): Likewise.
5400 2016-05-11 Alan Modra <amodra@gmail.com>
5402 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5403 abi_v4_pass_in_fpr): New functions.
5404 (rs6000_function_arg_boundary): Exclude complex IBM long double
5405 from 64-bit alignment when ABI_V4.
5406 (rs6000_function_arg, rs6000_function_arg_advance_1,
5407 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5409 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5411 PR rtl-optimization/71028
5412 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5413 jump with just a return in the fallthrough block if the branch
5414 block contains just a return as well.
5416 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5418 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5419 * match.pd ((X & Y) ^ Y): ... this.
5420 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5421 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5423 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5425 * read-md.c (require_char_ws): New function.
5426 (read_string): Simplify using require_char_ws.
5427 (handle_constants): Likewise.
5428 (handle_enum): Likewise.
5429 (handle_file): Likewise.
5430 * read-md.h (require_char_ws): New declaration.
5431 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5432 (read_mapping): Likewise.
5433 (read_rtx_code): Likewise.
5434 (read_nested_rtx): Likewise.
5436 2016-05-10 James Norris <jnorris@codesourcery.com>
5438 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5439 if offloading is enabled and -fopenacc or -fopenmp is specified.
5440 (CRTOFFLOADEND): Likewise.
5441 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5442 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5444 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5446 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5447 gotoff_operand code paths. Use copy_to_suggested_regs and
5448 expand_simple_binop where appropriate. Cleanup.
5450 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5453 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5455 (dimode_scalar_chain::vector_const_cost): New.
5456 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5457 (dimode_scalar_chain::convert_op): Likewise.
5458 (dimode_scalar_chain::convert_insn): Likewise.
5460 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5462 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5463 unary operation, not a binary one.
5465 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5468 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5469 calls with type casted fndecl.
5471 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5473 PR tree-optimization/70786
5474 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5475 * calls.c (initialize_argument_information): Bind bounds
5476 with corresponding args passed by reference.
5478 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5481 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5482 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5483 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5486 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5489 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5490 code for a zero scale factor.
5491 (vsx_xvcvdpuxds_scale): Likewise.
5493 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5495 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5496 if show_ruler_p was set on the context.
5497 (layout::show_ruler): New method.
5498 * diagnostic.h (struct diagnostic_context): Add field
5501 2016-05-10 Richard Biener <rguenther@suse.de>
5503 PR tree-optimization/71039
5504 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5505 (chk_uses): New function.
5506 (propagate_with_phi): Verify we can safely replicate the lhs of an
5507 aggregate assignment on all incoming edges.
5509 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5511 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5513 (rx_atomic_sequence): New class.
5514 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5515 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5517 (rx_atomic_sequence::rx_atomic_sequence,
5518 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5519 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5520 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5521 CTRLREG_INTB): New constants.
5522 (FETCHOP): New code iterator.
5523 (fethcop_name, fetchop_name2): New iterator code attributes.
5524 (QIHI): New mode iterator.
5525 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5526 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5527 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5529 2016-05-10 Martin Liska <mliska@suse.cz>
5531 * tree-inline.c (remap_dependence_clique): Do not remap
5532 debugging statements.
5534 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5536 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5537 ("*fixuns_truncdfdi2_z13")
5538 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5539 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5540 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5542 2016-05-10 Richard Biener <rguenther@suse.de>
5544 PR tree-optimization/70497
5545 PR tree-optimization/28367
5546 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5548 (visit_reference_op_load): ... here.
5549 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5550 with simplified BIT_FIELD_REFs.
5551 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5552 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5555 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5557 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5558 documentation comment. For BLOCK nodes, add a
5559 DW_AT_abstract_origin attribute that points to the DIE generated
5560 for the origin BLOCK.
5561 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5562 blocks from inlined functions.
5564 2016-05-10 Alan Modra <amodra@gmail.com>
5567 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5568 regrename modifying insns saving lr before __morestack call.
5569 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5570 insns restoring lr after __morestack call.
5572 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5574 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5575 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5577 * config/i386/sse.md (vec_interleave_high<mode>,
5578 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5579 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5581 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5583 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5584 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5585 parallel reassociation for power8 and forward.
5587 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5589 * config/i386/i386.md (absneg splitters with general regs): Use
5590 general_reg_operand predicate.
5591 (btsq peephole2): Use x86_64_immediate_operand to check if new
5592 value is suitable for immediate operand. Generate emitted insn
5593 using RTL expressions.
5594 (btcq peephole2): Ditto.
5595 (btrq peephole2): Ditto. Generate correct immediate operand
5598 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5600 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5603 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5605 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5606 pointer dereference.
5608 2016-05-09 Richard Biener <rguenther@suse.de>
5610 PR tree-optimization/70985
5611 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5612 op0 isn't a gimple register.
5614 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5616 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5617 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5618 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5619 (i6400_fpu_mult): New cpu units.
5620 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5621 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5622 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5623 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5624 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5625 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5626 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5627 (i6400_msa_long_float4, i6400_msa_long_float5)
5628 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5629 (i6400_msa_fdiv_sf): New reservations.
5630 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5631 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5632 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5633 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5634 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5635 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5636 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5637 (msa_short_store4, msa_long_load, msa_short_store)
5638 (msa_long_logic, msa_long_float2, msa_long_float4)
5639 (msa_long_float5, msa_long_float8, msa_long_mult)
5640 (msa_long_fdiv, msa_long_div): New reservations.
5642 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5643 Sameera Deshpande <sameera.deshpande@imgtec.com>
5644 Matthew Fortune <matthew.fortune@imgtec.com>
5645 Graham Stott <graham.stott@imgtec.com>
5646 Chao-ying Fu <chao-ying.fu@imgtec.com>
5648 * config.gcc: Add MSA header file for mips*-*-* target.
5649 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5650 (Ubv8i, Urv8): New constraints.
5651 * config/mips/mips-ftypes.def: Add function types for MSA
5653 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5654 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5655 * config/mips/mips-msa.md: New file.
5656 * config/mips/mips-protos.h
5657 (mips_split_128bit_const_insns): New prototype.
5658 (mips_msa_idiv_insns): Likewise.
5659 (mips_split_128bit_move): Likewise.
5660 (mips_split_128bit_move_p): Likewise.
5661 (mips_split_msa_copy_d): Likewise.
5662 (mips_split_msa_insert_d): Likewise.
5663 (mips_split_msa_fill_d): Likewise.
5664 (mips_expand_msa_branch): Likewise.
5665 (mips_const_vector_same_val_p): Likewise.
5666 (mips_const_vector_same_bytes_p): Likewise.
5667 (mips_const_vector_same_int_p): Likewise.
5668 (mips_const_vector_shuffle_set_p): Likewise.
5669 (mips_const_vector_bitimm_set_p): Likewise.
5670 (mips_const_vector_bitimm_clr_p): Likewise.
5671 (mips_msa_vec_parallel_const_half): Likewise.
5672 (mips_msa_output_division): Likewise.
5673 (mips_ldst_scaled_shift): Likewise.
5674 (mips_expand_vec_cond_expr): Likewise.
5675 * config/mips/mips.c (enum mips_builtin_type): Add
5676 MIPS_BUILTIN_MSA_TEST_BRANCH.
5677 (mips_gen_const_int_vector_shuffle): New prototype.
5678 (mips_const_vector_bitimm_set_p): New function.
5679 (mips_const_vector_bitimm_clr_p): Likewise.
5680 (mips_const_vector_same_val_p): Likewise.
5681 (mips_const_vector_same_bytes_p): Likewise.
5682 (mips_const_vector_same_int_p): Likewise.
5683 (mips_const_vector_shuffle_set_p): Likewise.
5684 (mips_symbol_insns): Forbid loading symbols via immediate for
5686 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5688 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5690 (mips_lx_address_p): Add support load indexed address for MSA.
5691 (mips_address_insns): Add calculation of instructions needed for
5692 stores and loads for MSA.
5693 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5694 CONST_VECTOR for MSA and let it fall through.
5695 (mips_ldst_scaled_shift): New function.
5696 (mips_subword_at_byte): Likewise.
5697 (mips_msa_idiv_insns): Likewise.
5698 (mips_legitimize_move): Validate MSA moves.
5699 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5700 calculation of costs for MSA division.
5701 (mips_split_move_p): Check if MSA moves need splitting.
5702 (mips_split_move): Split MSA moves if necessary.
5703 (mips_split_128bit_move_p): New function.
5704 (mips_split_128bit_move): Likewise.
5705 (mips_split_msa_copy_d): Likewise.
5706 (mips_split_msa_insert_d): Likewise.
5707 (mips_split_msa_fill_d): Likewise.
5708 (mips_output_move): Handle MSA moves.
5709 (mips_expand_msa_branch): New function.
5710 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5711 Reinstate 'y' modifier.
5712 (mips_file_start): Add MSA .gnu_attribute.
5713 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5715 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5716 (mips_class_max_nregs): Add register size for MSA supported mode.
5717 (mips_cannot_change_mode_class): Allow conversion between MSA
5718 vector modes and TImode.
5719 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5721 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5722 (mips_preferred_simd_mode): Add preffered modes for MSA.
5723 (mips_vector_mode_supported_p): Add MSA supported modes.
5724 (mips_autovectorize_vector_sizes): New function.
5725 (mips_msa_output_division): Likewise.
5726 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5727 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5728 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5729 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5730 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5731 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5732 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5733 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5734 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5735 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5736 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5737 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5738 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5739 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5740 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5741 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5742 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5743 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5744 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5745 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5746 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5747 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5748 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5749 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5750 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5751 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5752 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5753 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5754 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5755 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5756 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5757 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5758 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5759 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5760 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5761 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5762 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5763 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5764 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5765 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5766 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5767 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5768 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5769 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5770 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5771 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5772 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5773 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5774 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5775 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5776 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5777 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5778 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5779 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5780 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5781 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5782 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5783 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5784 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5785 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5786 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5787 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5788 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5789 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5790 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5791 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5792 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5793 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5794 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5795 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5796 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5797 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5798 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5799 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5800 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5801 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5802 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5803 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5804 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5805 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5806 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5807 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5808 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5809 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5810 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5811 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5812 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5813 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5814 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5815 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5816 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5817 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5818 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5819 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5820 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5821 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5822 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5823 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5824 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5825 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5826 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5827 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5828 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5829 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5830 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5831 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5832 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5833 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5834 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5835 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5836 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5837 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5838 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5839 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5840 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5841 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5842 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5843 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5844 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5845 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5846 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5847 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5848 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5849 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5850 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5851 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5852 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5853 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5854 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5855 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5856 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5857 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5858 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5859 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5860 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5861 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5862 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5863 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5864 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5865 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5866 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5867 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5868 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5869 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5870 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5871 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5872 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5873 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5874 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5875 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5876 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5878 (mips_get_builtin_decl_index): New array.
5879 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5880 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5881 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5882 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5883 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5885 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5887 (mips_expand_builtin_insn): Prepare operands for
5888 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5889 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5890 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5891 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5892 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5893 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5894 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5895 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5896 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5897 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5898 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5899 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5900 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5901 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5902 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5903 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5904 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5905 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5906 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5907 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5908 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5909 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5910 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5911 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5912 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5913 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5914 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5915 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5916 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5917 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5918 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5919 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5920 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5921 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5922 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5923 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5924 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5925 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5926 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5927 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5928 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5929 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5930 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5931 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5932 These are set implicitly and an error is reported if overridden.
5933 (mips_expand_builtin_msa_test_branch): New function.
5934 (mips_expand_msa_shuffle): Likewise.
5935 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5936 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5937 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5938 (mips_expand_vec_unpack): Add support for MSA.
5939 (mips_expand_vector_init): Likewise.
5940 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5941 instead of const0_rtx.
5942 (mips_msa_vec_parallel_const_half): New function.
5943 (mips_gen_const_int_vector): Likewise.
5944 (mips_gen_const_int_vector_shuffle): Likewise.
5945 (mips_expand_msa_cmp): Likewise.
5946 (mips_expand_vec_cond_expr): Likewise.
5947 * config/mips/mips.h
5948 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5949 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5951 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5952 (ISA_HAS_MSA): New macro.
5953 (UNITS_PER_MSA_REG): Likewise.
5954 (BITS_PER_MSA_REG): Likewise.
5955 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5956 (MSA_REG_FIRST): New macro.
5957 (MSA_REG_LAST): Likewise.
5958 (MSA_REG_NUM): Likewise.
5959 (MSA_REG_P): Likewise.
5960 (MSA_REG_RTX_P): Likewise.
5961 (MSA_SUPPORTED_MODE_P): Likewise.
5962 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5963 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5964 * config/mips/mips.md: Include mips-msa.md.
5965 (alu_type): Add simd_add.
5966 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5967 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5968 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5969 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5970 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5971 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5972 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5973 simd_move, simd_load, simd_store. Choose "multi" for moves
5975 (qword_mode): New attribute.
5976 (insn_count): Add instruction count for quad moves.
5977 Increase the count for MIPS SIMD division.
5978 (UNITMODE): Add UNITMODEs for vector types.
5979 (addsub): New code iterator.
5980 * config/mips/mips.opt (mmsa): New option.
5981 * config/mips/msa.h: New file.
5982 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5984 * config/mips/mti-linux.h: Likewise.
5985 * config/mips/predicates.md
5986 (const_msa_branch_operand): New constraint.
5987 (const_uimm3_operand): Likewise.
5988 (const_uimm4_operand): Likewise.
5989 (const_uimm5_operand): Likewise.
5990 (const_uimm8_operand): Likewise.
5991 (const_imm5_operand): Likewise.
5992 (aq10b_operand): Likewise.
5993 (aq10h_operand): Likewise.
5994 (aq10w_operand): Likewise.
5995 (aq10d_operand): Likewise.
5996 (const_m1_operand): Likewise.
5997 (reg_or_m1_operand): Likewise.
5998 (const_exp_2_operand): Likewise.
5999 (const_exp_4_operand): Likewise.
6000 (const_exp_8_operand): Likewise.
6001 (const_exp_16_operand): Likewise.
6002 (const_vector_same_val_operand): Likewise.
6003 (const_vector_same_simm5_operand): Likewise.
6004 (const_vector_same_uimm5_operand): Likewise.
6005 (const_vector_same_uimm6_operand): Likewise.
6006 (const_vector_same_uimm8_operand): Likewise.
6007 (par_const_vector_shf_set_operand): Likewise.
6008 (reg_or_vector_same_val_operand): Likewise.
6009 (reg_or_vector_same_simm5_operand): Likewise.
6010 (reg_or_vector_same_uimm6_operand): Likewise.
6011 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6013 * doc/invoke.texi (-mmsa): Document new option.
6015 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6017 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6018 * configure: Regenerate.
6019 * config.in: Regenerate.
6020 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6022 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6023 (ENDFILE_VTV_SPEC): Define.
6025 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6027 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6028 registers in all interrupt handlers if necessary.
6029 (rl78_option_override): Add warning.
6030 (MUST_SAVE_MDUC_REGISTERS): New macro.
6031 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6032 * config/rl78/rl78.c (check_mduc_usage): New function.
6033 (mduc_regs): New structure to hold MDUC register data.
6034 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6035 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6036 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6037 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6038 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6039 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6041 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6043 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6044 (tree-ssa-loop-niter.h): Ditto.
6045 (idx_within_array_bound, ref_within_array_bound): New functions.
6046 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6047 Factor out check on writable base object to ...
6048 (base_object_writable): ... here.
6050 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6052 * config/arm/arm.md (probe_stack): Add modes to set source
6055 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6057 * regrename.c (base_reg_class_for_rename): New static function.
6058 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6060 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6062 * cgraph.c (thunk_adjust): Export.
6063 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6064 * cgraphunit.c (thunk_adjust): Export.
6065 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6067 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6069 * tree-inline.c (expand_call_inline): Expand thunks inline.
6071 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6074 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6075 (*sse2_vd_cvtss2sd): Ditto.
6076 * config/i386/i386.md
6077 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6078 Generate *sse2_vd_cvtsd2ss pattern.
6079 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6080 Generate *sse2_vd_cvtss2sd pattern.
6082 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6084 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6085 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6088 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6090 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6091 * config/sh/sh.c: Define and declare variables on first use throughout
6093 (current_function_interrupt): Change to bool type.
6094 (frame_insn): Rename to emit_frame_insn and update users.
6095 (push_regs): Use bool for 'interrupt_handler' argument.
6096 (save_schedule_s): Remove.
6097 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6098 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6099 targetm.asm_out.unaligned_op.di.
6100 (gen_far_branch): Remove redundant forward declaration.
6101 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6102 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6103 (sh_set_return_address, sh_function_ok_for_sibcall,
6104 scavenge_reg): Update comments.
6105 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6106 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6107 (sh_attr_renesas_p): Remove unnecessary parentheses.
6108 (branch_dest): Simplify.
6109 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6110 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6111 (CUMULATIVE_ARGS): Change macro to typedef.
6112 (current_function_interrupt): Change to bool type.
6113 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6114 Surround with __cplusplus ifdef.
6115 (sh_compare_op0, sh_compare_op1): Remove.
6116 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6118 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6120 * config/arm/arm.md: (arch): Add neon.
6121 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6122 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6123 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6124 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6125 attributes for alt renumbering. Mark alt 3 as non-predicable.
6126 (thumb2_movdf_vfp): Likewise.
6128 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6130 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6131 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6132 (*andqi_1): Add preferred_for_speed attribute to disparage
6133 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6134 (*<code>qi_1): Ditto.
6135 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6136 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6137 (*ashlqi3_1): Ditto.
6138 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6139 Add preferred_for_size attribute to disparage alternative 0 and
6140 preferred_for_speed attribute to disparage alternative 1 for
6141 TARGET_PARTIAL_REG_STALL targets.
6143 2016-05-07 Tom de Vries <tom@codesourcery.com>
6145 PR tree-optimization/70956
6146 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6149 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6151 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6152 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6153 * config/sh/sh.md (branch_zero): Remove define_attr.
6154 (define_delay): Disable delay slot if branch distance is one insn.
6156 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6158 * config/i386/i386.md (LEAMODE): New mode attribute.
6159 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6160 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6161 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6162 operand 2 predicate.
6163 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6164 (*lea<mode>_general_3): Ditto.
6165 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6167 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6169 * genmddump.c (main): Convert argv from char ** to const char **.
6171 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6173 * coretypes.h (OVERRIDE): New macro.
6176 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6178 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6179 allow coalescing if the types are compatible.
6181 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6183 * pass_manager.h (pass_manager::register_pass_name): New method.
6184 (pass_manager::get_pass_by_name): New method.
6185 (pass_manager::create_pass_tab): New method.
6186 (pass_manager::m_name_to_pass_map): New field.
6187 * passes.c (name_to_pass_map): Delete global in favor of field
6188 "m_name_to_pass_map" of pass_manager.
6189 (register_pass_name): Rename from a function to...
6190 (pass_manager::register_pass_name): ...this method, updating
6191 for renaming of global "name_to_pass_map" to field
6192 "m_name_to_pass_map".
6193 (create_pass_tab): Rename from a function to...
6194 (pass_manager::create_pass_tab): ...this method, updating
6195 for renaming of global "name_to_pass_map" to field.
6196 (get_pass_by_name): Rename from a function to...
6197 (pass_manager::get_pass_by_name): ...this method.
6198 (enable_disable_pass): Convert use of get_pass_by_name to
6199 a method call, locating the pass_manager singleton.
6201 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6203 * genattr-common.c (main): Convert argv from char ** to const char **.
6204 * genattr.c (main): Likewise.
6205 * genattrtab.c (main): Likewise.
6206 * genautomata.c (initiate_automaton_gen): Likewise.
6208 * gencodes.c (main): Likewise.
6209 * genconditions.c (main): Likewise.
6210 * genconfig.c (main): Likewise.
6211 * genconstants.c (main): Likewise.
6212 * genemit.c (main): Likewise.
6213 * genenums.c (main): Likewise.
6214 * genextract.c (main): Likewise.
6215 * genflags.c (main): Likewise.
6216 * genmddeps.c (main): Likewise.
6217 * genopinit.c (main): Likewise.
6218 * genoutput.c (main): Likewise.
6219 * genpeep.c (main): Likewise.
6220 * genpreds.c (main): Likewise.
6221 * genrecog.c (main): Likewise.
6222 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6223 (init_rtx_reader_args): Likewise.
6224 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6225 (init_rtx_reader_args): Likewise.
6226 * gentarget-def.c (main): Likewise.
6227 * read-md.c (read_md_files): Likewise.
6228 * read-md.h (read_md_files): Likewise.
6230 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6232 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6233 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6234 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6235 Remove unused predicate.
6236 (register_and_not_fp_reg_operand): Ditto.
6238 2016-05-06 Martin Liska <mliska@suse.cz>
6240 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6241 instead of vec as the vector is local to the function.
6243 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6245 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6246 avx512bw alternative.
6248 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6249 before the ashr<mode>3 pattern.
6251 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6252 v instead of x in vex or maybe_vex alternatives, use
6253 maybe_evex instead of vex in prefix.
6255 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6256 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6257 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6258 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6261 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6262 v instead of x in vex or maybe_vex alternatives, use
6263 maybe_evex instead of vex in prefix.
6265 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6266 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6267 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6268 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6269 alternatives, use maybe_evex instead of vex in prefix.
6271 * config/i386/sse.md (vec_interleave_lowv4sf,
6272 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6273 v instead of x in vex or maybe_vex alternatives, use
6274 maybe_evex instead of vex in prefix.
6276 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6277 v instead of x in vex or maybe_vex alternatives, use
6278 maybe_evex instead of vex in prefix.
6280 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6281 v constraint instead of x.
6283 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6285 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6286 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6289 2016-05-06 Richard Biener <rguenther@suse.de>
6291 PR tree-optimization/70948
6292 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6293 Properly clobber all fields of va_list for __builtin_va_start.
6295 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6298 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6299 loop latch destination.
6301 2016-05-06 Martin Liska <mliska@suse.cz>
6303 * tree-ssa-uninit.c: Apply manual changes
6304 to the GNU coding style.
6305 (prune_uninit_phi_opnds): Rename from
6306 prune_uninit_phi_opnds_in_unrealizable_paths.
6308 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6310 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6311 mspace): Remove deprecated options.
6312 * doc/invoke.texi (SH options): Remove -mspace.
6314 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6316 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6318 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6320 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6321 corresponding combine split pattern.
6323 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6326 * config/sh/predicates.md (long_displacement_mem_operand): New.
6327 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6328 Add movi20, movi20s alternatives. Adjust length attribute for
6330 (movsi_ie): Allow for any FPU. Adjust length attribute for
6332 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6333 attribute for alternatives.
6334 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6335 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6336 length attribute for alternatives.
6338 2016-05-06 Richard Biener <rguenther@suse.de>
6340 PR tree-optimization/70960
6341 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6343 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6346 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6347 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6349 2016-05-06 Marek Polacek <polacek@redhat.com>
6352 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6354 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6357 * config/sh/sh.md (*rotcr): Add another variant.
6359 2016-05-06 Richard Biener <rguenther@suse.de>
6362 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6364 2016-05-06 Richard Biener <rguenther@suse.de>
6367 * fold-const.c (split_tree): Always convert to the original type
6370 2016-05-06 Richard Biener <rguenther@suse.de>
6372 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6373 (fwprop_addr): Likewise.
6375 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6378 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6380 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6381 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6382 the splitter condition.
6383 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6384 the splitter condition.
6385 (FP float_extend load splitter): Ditto.
6387 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6389 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6390 to REGNO in all peephole2 patterns.
6391 (post-reload splitters): Change true_regnum to REGNO in
6392 post-reload splitters.
6393 (zero_extend splitters): Use general_reg_operand and
6394 nonimmediate_gr_operand predicates.
6396 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6398 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6399 v constraint instead of x.
6401 2016-05-05 Alan Modra <amodra@gmail.com>
6404 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6405 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6406 TARGET_NO_FP_IN_TOC for -mrelocatable.
6407 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6408 TARGET_RELOCATABLE test.
6409 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6410 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6411 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6412 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6413 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6414 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6415 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6416 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6417 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6418 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6420 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6421 (rs6000_stack_info): Likewise.
6422 (rs6000_elf_asm_out_constructor): Likewise.
6423 (rs6000_elf_asm_out_destructor): Likewise.
6424 (rs6000_elf_declare_function_name): Likewise.
6425 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6426 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6429 2016-05-05 Alan Modra <amodra@gmail.com>
6431 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6433 2016-05-05 Alan Modra <amodra@gmail.com>
6435 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6436 out-of-line gpr restore for one or two regs if that would add
6439 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6442 * config/i386/i386.md
6443 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6444 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6445 as operand 0 predicate.
6446 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6448 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6449 Ditto. Emit the pattern using RTX.
6451 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6452 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6453 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6454 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6456 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6457 sse_reg_operand as operand 0 predicate.
6459 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6460 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6461 instead of gen_rtx_REG.
6462 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6465 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6467 * function.c (emit_use_return_register_into_block): Delete.
6468 (gen_return_pattern): Delete.
6469 (emit_return_into_block): Delete.
6470 (active_insn_between): Delete.
6471 (convert_jumps_to_returns): Delete.
6472 (emit_return_for_exit): Delete.
6473 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6474 simple_return for shrink-wrapped blocks.
6475 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6476 end of blocks that need one.
6477 (get_unconverted_simple_return): Delete.
6478 (convert_to_simple_return): Delete.
6479 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6480 (convert_to_simple_return): Ditto.
6482 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6484 * cfgcleanup.c (bb_is_just_return): New function.
6485 (try_optimize_cfg): Simplify jumps to return, branches to return,
6486 and branches around return.
6488 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6490 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6493 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6497 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6498 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6499 assert flags & OEP_HASH_CHECK, instead of asserting it
6500 never happens. Handle TARGET_EXPR.
6501 * fold-const.c (operand_equal_p): For hash verification,
6502 or in OEP_HASH_CHECK into flags.
6504 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6506 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6508 (compute_samebase_partition_bases): Fix typo.
6510 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6512 * config/i386/sse.md (vec_interleave_highv8sf,
6513 vec_interleave_lowv8sf, vec_interleave_highv4df,
6514 vec_interleave_lowv4df): Remove constraints from expanders.
6516 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6518 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6520 * tree-inline.c (expand_call_inline): Fix path dealing with
6521 making lhs of call statement undefined.
6523 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6525 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6526 Check availability on NODE, too.
6527 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6528 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6529 (varpool_node::call_for_symbol_and_aliase): Likewise.
6530 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6531 (propagate_pure_const): Propagate across interposable functions, too.
6532 (skip_function_for_local_pure_const): Do not skip interposable bodies
6534 (pass_local_pure_const::execute): Update.
6536 2016-05-04 Marek Polacek <polacek@redhat.com>
6538 * doc/invoke.texi: Document -Wdangling-else.
6540 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6542 * config.gcc: Error out when conflicting multilib is detected. Do not
6543 loop over multilibs since no combination is legal.
6545 2016-05-04 Alan Modra <amodra@gmail.com>
6547 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6548 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6549 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6552 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6554 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6555 Clean up p5600 comments.
6557 2016-05-04 Richard Biener <rguenther@suse.de>
6559 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6560 constructor simplifications.
6561 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6563 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6565 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6566 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6567 result.set_rtx is null instead of aborting.
6568 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6570 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6571 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6572 *mov<mode>_store_postinc): New patterns.
6574 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6576 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6577 as commutative. Check both conversions are NOP.
6578 ((A & B) OP (C & B)): Remove.
6580 2016-05-04 Alan Modra <amodra@gmail.com>
6582 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6584 2016-05-04 Alan Modra <amodra@gmail.com>
6587 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6588 when cr2,3,4 are all fixed regs.
6590 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6592 PR rtl-optimization/57193
6593 * opts.c (default_options_table): Revert OPT_frename_registers change.
6594 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6596 2016-05-03 Martin Sebor <msebor@redhat.com>
6599 * builtins.c (fold_builtin_FILE): New function.
6600 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6601 (fold_builtin_0): Call them.
6602 * gimplify.c (gimplify_call_expr): Remove the handling of
6603 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6606 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6607 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6611 * doc/extend.texi (Function Names as Strings): Update __func__,
6612 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6615 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6616 Richard Biener <rguenther@suse.de>
6618 PR tree-optimization/70916
6619 * tree-if-conv.c: Include cfganal.h.
6620 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6621 and remove_fake_exit_edges around the optimization pass.
6623 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6625 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6626 (cgraph_edge::make_direct): Likewise.
6627 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6628 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6629 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6630 (CIF_THUNK): New code.
6631 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6632 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6633 (compute_inline_parameters): Set inline_failed for thunks.
6634 (inline_analyze_function): Cleanup.
6635 * ipa-inline.c (can_inline_edge_p): Do not deal with
6636 call_stmt_cannot_inline_p.
6637 (can_early_inline_edge_p): Likewise.
6638 (early_inliner): Initialize inline_failed.
6639 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6641 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6643 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6644 from nonimm_ssenomem_operand.
6645 (nonimm_ssenomem_operand): New predicate.
6646 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6647 as operand 0 predicate.
6648 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6649 Disable unsupported alternatives using "enabled" attribute.
6650 Use register_ssemem_operand as operand 0 predicate.
6651 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6653 2016-05-03 Marek Polacek <polacek@redhat.com>
6656 * input.c (expansion_point_location): New function.
6657 * input.h (expansion_point_location): Declare.
6659 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6661 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6662 occurence with frame_offset_ ones.
6664 2016-05-03 Alan Modra <amodra@gmail.com>
6666 PR rtl-optimization/70890
6667 * ira.c (combine_and_move_insns): When moving def_insn, remove
6670 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6672 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6673 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6674 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6675 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6677 2016-05-03 Alan Modra <amodra@gmail.com>
6679 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6680 for SAVE_MULTIPLE/STORE_MULTIPLE.
6682 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6684 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6685 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6687 2016-05-03 Richard Biener <rguenther@suse.de>
6689 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6691 (gimplify_arg): Likewise.
6692 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6693 re-writing the result to a decl if required.
6694 (internal_get_tmp_var): Add allow_ssa parameter
6695 and override into_ssa with it.
6696 (get_formal_tmp_var): Adjust.
6697 (get_initialized_tmp_var): Add allow_ssa parameter.
6698 (gimplify_arg): Add allow_ssa parameter and avoid generating
6699 SSA names for the result false.
6700 (gimplify_call_expr): If the call may return twice do not
6701 gimplify parameters into SSA.
6702 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6703 (gimplify_modify_expr): Adjust assert. For noreturn calls
6704 with a SSA name LHS adjust its def.
6705 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6706 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6707 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6708 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6709 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6710 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6711 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6712 (optimize_target_teams): Do not allow SSA names for clause operands.
6713 (gimplify_expr): Likewise for where we mark the result addressable.
6714 * passes.def (pass_init_datastructures): Remove.
6715 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6716 (rewrite_stmt): Likewise.
6717 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6718 (replace_locals_op): Replace SSA names.
6719 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6720 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6721 * cgraph.c (release_function_body): Free CFG annotations only
6722 when we have a CFG. Simplify.
6723 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6724 force_gimple_operand instead of get_initialized_tmp_var.
6725 * tree-pass.h (make_pass_init_datastructures): Remove.
6726 * tree-ssa.c (execute_init_datastructures): Remove.
6727 (pass_data_init_datastructures): Likewise.
6728 (class pass_init_datastructures): Likewise.
6729 (make_pass_init_datastructures): Likewise.
6730 * omp-low.c (create_omp_child_function): Init SSA data structures.
6731 (grid_expand_target_grid_body): Likewise.
6732 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6733 name before adding it to names_to_release.
6734 (remove_bb): Always release SSA defs.
6735 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6736 before dereferencing it.
6737 * cgraphunit.c (init_lowered_empty_function): Always
6738 int SSA data structures.
6739 * tree-ssanames.c (release_defs): Remove assert that we are in
6741 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6743 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6744 Uros Bizjak <ubizjak@gmail.com>
6746 PR rtl-optimization/70467
6747 * config/i386/predicates.md (x86_64_hilo_int_operand,
6748 x86_64_hilo_general_operand): New predicates.
6749 * config/i386/constraints.md (Wd): New constraint.
6750 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6751 (general_hilo_operand): New mode attr.
6752 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6753 instead of <general_operand>.
6754 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6755 x86_64_hilo_general_operand instead of <general_operand>.
6757 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6759 PR tree-optimization/70916
6760 * tree-if-conv.c (constant_or_ssa_name): Removed.
6761 (fold_build_cond_expr): Use is_gimple_val instead of
6762 constant_or_ssa_name.
6764 PR tree-optimization/70916
6765 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6766 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6769 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6770 (optimize_atomic_bit_test_and): New function.
6771 (pass_fold_builtins::execute): Use it.
6772 * optabs.def (atomic_bit_test_and_set_optab,
6773 atomic_bit_test_and_complement_optab,
6774 atomic_bit_test_and_reset_optab): New optabs.
6775 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6776 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6777 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6778 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6779 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6780 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6781 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6782 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6783 atomic_bit_test_and_complement@var{mode},
6784 atomic_bit_test_and_reset@var{mode}): Document.
6785 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6786 atomic_bit_test_and_complement<mode>,
6787 atomic_bit_test_and_reset<mode>): New expanders.
6788 (atomic_bit_test_and_set<mode>_1,
6789 atomic_bit_test_and_complement<mode>_1,
6790 atomic_bit_test_and_reset<mode>_1): New insns.
6792 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6794 PR rtl-optimization/70687
6795 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6796 instead of unsigned HOST_WIDE_INT.
6798 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6800 PR rtl-optimization/44281
6801 * hard-reg-set.h (struct target_hard_regs): New field
6802 x_fixed_nonglobal_reg_set.
6803 (fixed_nonglobal_reg_set): New macro.
6804 * reginfo.c (init_reg_sets_1): Initialize it.
6805 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6807 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6809 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6811 PR tree-optimization/56541
6812 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6813 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6814 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6815 (any_complicated_phi): new static variable.
6816 (aggressive_if_conv): delete.
6817 (if_convertible_phi_p): support phis with more than two arguments.
6818 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6819 critical pred edges.
6820 (ifcvt_split_critical_edges): support phis with more than two
6821 arguments by checking new parameter. only split critical edges
6823 (tree_if_conversion): handle simd pragma marked loop using new
6824 local variable aggressive_if_conv. check any_complicated_phi.
6826 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6828 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6831 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6833 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6836 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6838 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6839 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6840 define_insn_and_split.
6841 (mulsi3_i): New define_insn_and_split.
6842 (mulsi3_call): Convert to define_insn.
6843 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6846 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6848 * machmode.h (mode_complex): Add support to give the complex mode
6850 (GET_MODE_COMPLEX_MODE): Likewise.
6851 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6852 stored by build_complex_type and gfc_build_complex_type instead of
6853 trying to figure out the appropriate mode based on the size. Raise
6854 an assertion error, if the type was not set.
6855 * genmodes.c (struct mode_data): Add field for the complex type of
6857 (blank_mode): Likewise.
6858 (make_complex_modes): Remember the complex mode created in the
6860 (emit_mode_complex): Write out the mode_complex array to map a
6861 type mode to the complex version.
6862 (emit_insn_modes_c): Likewise.
6863 * tree.c (build_complex_type): Set the complex type to use before
6864 calling layout_type.
6865 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6866 support for __float128 complex datatypes.
6867 (rs6000_hard_regno_mode_ok): Likewise.
6868 (rs6000_setup_reg_addr_masks): Likewise.
6869 (rs6000_complex_function_value): Likewise.
6870 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6871 __float128 and __ibm128 complex.
6872 (FLOAT128_IBM_P): Likewise.
6873 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6874 * doc/extend.texi (Additional Floating Types): Document that
6875 -mfloat128 must be used to enable __float128. Document complex
6876 __float128 and __ibm128 support.
6878 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6881 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6882 char/short arguments promoted to int because of promote_prototypes.
6884 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6886 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6887 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6888 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6889 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6890 alternatives using "enabled" attribute. Use register_ssemem_operand
6891 as operand 1 predicate.
6892 (*cmpi<unord>xf_i387): Split XFmode pattern from
6893 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6894 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6895 *absneg<mode>2_i387. Disable unsupported alternatives using
6896 "enabled" attribute.
6897 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6899 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6901 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6903 (oacc_loop_process): Check mask for loop termination.
6905 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6907 * cif-code.def (CIF_THUNK): Add.
6908 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6911 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6913 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6914 (dump_inline_summary): Dump it.
6915 (fp_expression_p): New predicate.
6916 (estimate_function_body_sizes): Use it.
6917 (inline_merge_summary): Merge fp_expressions.
6918 (inline_read_section): Read fp_expressions.
6919 (inline_write_summary): Write fp_expressions.
6920 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6921 codegen boundary if either caller or callee is !fp_expressions.
6922 * ipa-inline.h (inline_summary): Add fp_expressions.
6923 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6924 to fp_expressions be sure the fp generation flags are updated.
6926 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6928 PR rtl-optimization/70467
6929 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6931 PR rtl-optimization/70467
6932 * ipa-pure-const.c (check_call): Handle internal calls even in
6933 ipa mode like in local mode.
6935 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6937 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6939 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6941 * match.pd (X u< X, X u> X): New transformations.
6943 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6945 * flag-types.h (enum warn_strict_overflow_code): Move ...
6946 * coretypes.h: ... here.
6947 * fold-const.h (fold_overflow_warning): Declare.
6948 * fold-const.c (fold_overflow_warning): Make non-static.
6949 (fold_comparison): Move the transformation of X +- C1 CMP C2
6950 into X CMP C2 -+ C1 ...
6951 * match.pd: ... here.
6952 * gimple-fold.c (fold_stmt_1): Protect with
6953 fold_defer_overflow_warnings.
6955 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6957 * omp-low.c (struct oacc_loop): Add 'inner' field.
6958 (new_oacc_loop_raw): Initialize it to zero.
6959 (oacc_loop_fixed_partitions): Initialize it.
6960 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6961 available partitioning.
6963 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6965 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6967 (umulsidi3): Likewise.
6968 (indirect_jump): Fix jump instruction assembly patterns.
6970 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6973 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6974 (nvptx_function_value): Assert non-NULL cfun.
6976 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6978 PR rtl-optimization/70886
6979 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6981 * cselib.h (rtx_equal_for_cselib_1): Declare.
6982 (rtx_equal_for_cselib_p: New inline function.
6983 * cselib.c (rtx_equal_for_cselib_p): Delete.
6984 (rtx_equal_for_cselib_1): Make public.
6986 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6988 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6989 (register_mixssei387nonimm_operand): Remove predicate.
6990 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6991 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6992 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6993 for TARGET_MIX_SSE_I387 alternatives.
6994 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6995 Disable unsupported alternatives using "enabled" attribute. Use
6996 nonimm_ssenomem_operand as operand 1 predicate. Also check
6997 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6999 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7001 * tree.c (cst_and_fits_in_hwi): Simplify.
7003 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7005 * tree.h (wi::to_wide): New function.
7006 * expr.c (expand_expr_real_1): Use wi::to_wide.
7007 * fold-const.c (int_const_binop_1): Likewise.
7008 (extract_muldiv_1): Likewise.
7010 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7012 * wide-int.h: Update offset_int and widest_int documentation.
7013 (WI_SIGNED_SHIFT_RESULT): New macro.
7014 (wi::binary_shift): Define signed_shift_result_type for
7015 shifts on offset_int- and widest_int-like types.
7016 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7017 * tree.h (int_bit_position): Use shift operators instead of wi::
7019 * alias.c (adjust_offset_for_component_ref): Likewise.
7020 * expr.c (get_inner_reference): Likewise.
7021 * fold-const.c (fold_comparison): Likewise.
7022 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7023 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7024 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7025 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7026 (stmt_kills_ref_p): Likewise.
7027 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7028 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7029 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7030 (ao_ref_init_from_vn_reference): Likewise.
7032 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7034 * wide-int.h: Update offset_int and widest_int documentation.
7035 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7036 (wi::binary_traits): Allow ordered comparisons between offset_int and
7037 offset_int, between widest_int and widest_int, and between either
7038 of these types and basic C types.
7039 (operator <, <=, >, >=): Define for the same combinations.
7040 * tree.h (tree_int_cst_lt): Use comparison operators instead
7041 of wi:: comparisons.
7042 (tree_int_cst_le): Likewise.
7043 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7044 (fold_nonarray_ctor_reference): Likewise.
7045 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7046 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7047 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7048 * tree-sra.c (completely_scalarize): Likewise.
7049 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7050 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7051 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7052 (check_for_binary_op_overflow): Likewise.
7053 (search_for_addr_array): Likewise.
7054 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7056 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7058 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7059 (arc_save_restore): Likewise.
7060 (arc_dwarf_register_span): Likewise.
7061 (arc_output_pic_addr_const): Initialize suffix variable.
7063 2016-05-02 Martin Liska <mliska@suse.cz>
7065 * symbol-summary.h (function_summary::function_summary):
7066 Remove checking assert for all cgraph nodes.
7067 (function_summary::get): Check summary_uid.
7068 (symtab_insertion): Check summary_uid.
7070 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7072 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7073 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7075 (arc_dwarf_register_span): Remove enum keyword.
7076 (compact_memory_operand_p): New function.
7077 * config/arc/arc.h (reg_class): Add code density register classes.
7078 (REG_CLASS_NAMES): Likewise.
7079 (REG_CLASS_CONTENTS): Likewise.
7080 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7081 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7082 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7083 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7084 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7086 (h, Rcd, Rsd, Rzd): New register constraints.
7087 (T): Use compact_memory_operand_p function.
7088 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7090 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7092 * config/sh/sh.md (*negnegt, *movtt): Remove.
7094 2016-05-02 Marek Polacek <polacek@redhat.com>
7095 Tom de Vries <tom@codesourcery.com>
7097 PR tree-optimization/70700
7098 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7099 bigger than FIRST_REF_NODE.
7101 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7104 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7106 (prepare_cbranch_operands): Don't use scratch register. Assume that
7107 function is used when pseudos can be created.
7108 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7109 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7110 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7111 define_expand. Allow it only when pseudos can be created.
7112 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7114 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7116 * config/i386/constraints.md (BC): Only allow -1 operands.
7117 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7118 Add "enabled" attribute. Update XI mode attribute calculation.
7119 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7120 (*movoi_internal_avx): Update XI mode attribute calculation.
7121 (*movti_internal): Ditto.
7123 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7125 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7126 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7128 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7130 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7131 statement on instruction code. Remove trailing spaces.
7132 (altivec_expand_stv_builtin): Likewise.
7134 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7136 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7137 (TARGET_FPU_DOUBLE): Simplify.
7138 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7139 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7140 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7141 with 'TARGET_FPU_DOUBLE'.
7142 * config/sh/sh.md: Likewise.
7144 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7146 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7147 SH_DIV_STR_FOR_SIZE): Remove.
7148 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7149 SH_DIV_STR_FOR_SIZE): Remove.
7151 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7153 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7154 logical_reg_operand): Delete.
7155 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7156 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7157 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7158 match_operand and match_test.
7159 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7160 variables on their first use. Return bool values.
7161 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7162 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7163 arith_reg_operand for input operand. Remove empty constraints.
7165 (*xorsi3_compact): Rename to xorsi3.
7166 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7167 (*zero_extend<mode>si2_disp_mem): Update comment.
7170 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7172 * config/sh/t-sh: Remove SH5 support.
7173 * config.gcc: Likewise.
7174 * configure: Likewise.
7176 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7178 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7180 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7182 * config/sh/sh.c (register_sh_passes, sh_option_override,
7183 sh_print_operand, prepare_move_operands,
7184 sh_can_follow_jump): Remove TARGET_SH1 checks.
7185 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7186 PROMOTE_MODE): Likewise.
7187 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7190 2016-04-30 Alan Modra <amodra@gmail.com>
7192 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7193 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7194 Check for user regs later to avoid unnecessary looping over regs.
7195 Merge user reg check with non-saved reg check. Don't force
7196 inline VR restore when static chain used.
7197 (rs6000_frame_related): Omit eh_frame info for user regs when
7199 (fixed_regs_p): Delete.
7201 2016-04-30 Alan Modra <amodra@gmail.com>
7203 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7204 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7207 2016-04-30 Alan Modra <amodra@gmail.com>
7210 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7211 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7214 2016-04-30 Alan Modra <amodra@gmail.com>
7216 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7217 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7218 flag_pic test for Darwin.
7220 2016-04-30 Alan Modra <amodra@gmail.com>
7222 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7223 throw_calls_crossed.
7224 (REG_FREQ_CALLS_CROSSED): Delete.
7225 (REG_N_THROWING_CALLS_CROSSED): Delete.
7226 * regstat.c (regstat_bb_compute_ri): Don't calculate
7227 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7228 (dump_reg_info): Don't print call cross frequency.
7229 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7230 and REG_N_THROWING_CALLS_CROSSED.
7232 2016-04-30 Alan Modra <amodra@gmail.com>
7234 * regs.h (struct reg_info_t): Delete live_length.
7235 (REG_LIVE_LENGTH): Delete macro.
7236 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7237 local_live, local_processed and local_live_last_luid params.
7238 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7240 (regstat_compute_ri): Adjust for above. Don't set
7242 (dump_reg_info): Don't print live length.
7243 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7244 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7245 Localize loop_depth var.
7247 2016-04-30 Alan Modra <amodra@gmail.com>
7249 * ira.c (enum valid_equiv): New.
7250 (validate_equiv_mem): Return enum.
7251 (update_equiv_mem): Create replacement in more cases.
7252 (add_store_equivs): Update validate_equiv_mem call.
7254 2016-04-30 Alan Modra <amodra@gmail.com>
7256 * ira.c (combine_and_move_insns): Rather than scanning insns,
7257 use DF infrastucture to find use and def insns.
7259 2016-04-30 Alan Modra <amodra@gmail.com>
7261 ira.c (combine_and_move_insns): Move invariant conditions..
7262 (ira.c): ..to here. Call combine_and_move_insns before
7263 add_store_equivs. Call grow_reg_equivs later. Allocate
7264 req_equiv later using max_reg_num() rather than global max_regno.
7265 (contains_replace_regs): Delete.
7266 (add_store_equivs): Remove contains_replace_regs test.
7268 2016-04-30 Alan Modra <amodra@gmail.com>
7270 * ira.c (struct equiv_mem_data): New.
7271 (equiv_mem, equiv_mem_modified): Delete static vars.
7272 (validate_equiv_mem_from_store): Use "data" param to communicate..
7273 (validate_equiv_mem): ..from here.
7275 2016-04-30 Alan Modra <amodra@gmail.com>
7277 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7279 (update_reg_equivs): ..here. Move allocation and freeing of
7280 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7281 end_alias_analysis to..
7284 2016-04-30 Alan Modra <amodra@gmail.com>
7286 * ira.c (pdx_subregs): Delete.
7287 (struct equivalence): Add pdx_subregs field.
7288 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7290 (update_equiv_regs): Don't create or free pdx_subregs. Update
7293 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7295 * config/rs6000/altivec.h: Change definitions of vec_xl and
7297 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7298 (LD_ELEMREV_V2DI): New.
7299 (LD_ELEMREV_V4SF): New.
7300 (LD_ELEMREV_V4SI): New.
7301 (LD_ELEMREV_V8HI): New.
7302 (LD_ELEMREV_V16QI): New.
7303 (ST_ELEMREV_V2DF): New.
7304 (ST_ELEMREV_V2DI): New.
7305 (ST_ELEMREV_V4SF): New.
7306 (ST_ELEMREV_V4SI): New.
7307 (ST_ELEMREV_V8HI): New.
7308 (ST_ELEMREV_V16QI): New.
7311 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7312 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7313 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7314 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7315 (altivec_expand_builtin): Add handling for
7316 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7317 (rs6000_invalid_builtin): Add error-checking for
7318 RS6000_BTM_P9_VECTOR.
7319 (altivec_init_builtins): Define builtins used to implement vec_xl
7321 (rs6000_builtin_mask_names): Define power9-vector.
7322 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7323 (RS6000_BTM_P9_VECTOR): Define.
7324 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7325 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7326 (vsx_ld_elemrev_v2df): Likewise.
7327 (vsx_ld_elemrev_v4sf): Likewise.
7328 (vsx_ld_elemrev_v4si): Likewise.
7329 (vsx_ld_elemrev_v8hi): Likewise.
7330 (vsx_ld_elemrev_v16qi): Likewise.
7331 (vsx_st_elemrev_v2df): Likewise.
7332 (vsx_st_elemrev_v2di): Likewise.
7333 (vsx_st_elemrev_v4sf): Likewise.
7334 (vsx_st_elemrev_v4si): Likewise.
7335 (vsx_st_elemrev_v8hi): Likewise.
7336 (vsx_st_elemrev_v16qi): Likewise.
7337 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7340 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7342 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7344 (simplify_control_stmt_condition_1): ... here. Recurse into
7345 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7347 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7350 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7351 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7352 define_insn_and_split to define_insn.
7353 (zero_extendqi<mode>2_dot2): Same.
7354 (extendqi<mode>2_dot): Same.
7355 (extendqi<mode>2_dot2): Same.
7357 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7359 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7360 (probe_stack): New expander.
7361 (probe_stack_<mode>): New insn pattern.
7363 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7365 * config/i386/i386.md
7366 (operations with memory inputs setting flags peephole2):
7367 Remove uneeded REG_P checks. Cleanup pattern generation.
7369 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7371 * tree-vect-loop.c (vect_transform_loop): Fix
7372 nb_iterations_upper_bound computation for vectorized loop.
7374 2016-04-29 Marek Polacek <polacek@redhat.com>
7375 Jakub Jelinek <jakub@redhat.com>
7378 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7379 TARGET_EXPR_SLOT as a base.
7381 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7383 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7384 with 'rCm2' constraints to limit possible immediate size.
7385 (*load_zeroextendqisi_update): Likewise.
7386 (*load_signextendqisi_update): Likewise.
7387 (*loadhi_update): Likewise.
7388 (*load_zeroextendhisi_update): Likewise.
7389 (*load_signextendhisi_update): Likewise.
7390 (*loadsi_update): Likewise.
7391 (*loadsf_update): Likewise.
7393 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7395 * config/i386/predicates.md (constm1_operand): Fix comparison.
7397 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7399 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7401 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7403 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7404 remaining SH5 related settings.
7405 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7406 shmedia_prepare_call_address): Delete.
7407 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7408 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7409 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7410 UNSUPPORTED_SH2A): Remove m5 checks.
7411 (sh_divide_strategy_e): Remove SH5 division strategies.
7412 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7413 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7415 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7417 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7419 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7421 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7422 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7424 * config/s390/vector.md ("mov<mode>"): Likewise.
7426 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7428 * config/s390/constraints.md ("U", "W"): Invoke
7429 s390_mem_constraint with "ZR" and "ZT".
7430 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7431 addresses when using LRA. Accept also short displacements for S
7432 and T constraints. Do not check for long displacement target for
7433 S and T constraints.
7434 (s390_mem_constraint): Remove handling of U and W constraints.
7435 * config/s390/s390.md (various patterns): Remove the short
7436 displacement constraints (Q and R) if a long displacement
7437 constraint is present. Add longdisp as required CPU capability.
7438 * config/s390/vector.md: Likewise.
7439 * config/s390/vx-builtins.md: Likewise.
7441 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7444 * reload1.c (reload): Call finish_spills before
7445 restarting reload loop. Skip select_reload_regs
7446 if update_eliminables_and_spill returns true.
7448 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7450 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7451 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7452 (umulhisi3_imm): Update predicates and constraint letters.
7453 (umulhisi3_reg): Declare instruction as commutative.
7454 * config/arc/constraints.md (J12, J16): New constraints.
7455 * config/arc/predicates.md (short_unsigned_const_operand): New
7457 (arc_short_operand): Likewise.
7458 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7460 2016-04-29 Richard Biener <rguenther@suse.de>
7462 PR tree-optimization/13962
7463 PR tree-optimization/65686
7464 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7465 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7466 using PTA to compare pointers.
7467 * match.pd: Add pattern for pointer equality compare simplification
7468 using ptrs_compare_unequal.
7470 2016-04-29 Richard Biener <rguenther@suse.de>
7472 * stor-layout.c (layout_type): Do not build a pointer-to-element
7475 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7477 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7478 Use SWI mode iterator. Use general_reg_operand predicate.
7479 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7480 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7483 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7486 * fold-const.c (operand_equal_p): Don't verify hash value equality
7488 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7491 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7494 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7495 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7496 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7497 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7498 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7500 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7502 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7503 to info. Don't initialize separate fields to 0. Clean up
7506 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7508 * config/i386/i386.md (peephole2s for operations with memory inputs):
7509 Use SWI mode iterator.
7510 (peephole2s for operations with memory outputs): Ditto.
7511 Do not check for stack checking probe.
7513 (probe_stack): Remove expander.
7515 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7516 Andrew Burgess <andrew.burgess@embecosm.com>
7518 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7519 operands as 32-bits.
7521 2016-04-28 Jason Merrill <jason@redhat.com>
7523 * gdbinit.in: Skip line-map.h.
7525 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7526 Andrew Burgess <andrew.burgess@embecosm.com>
7528 * config/arc/arc.c (arc_conditional_register_usage): Take
7529 TARGET_RRQ_CLASS into account.
7530 (arc_print_operand): Support printing 'p' and 's' operands.
7531 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7533 (TARGET_RRQ_CLASS): Define.
7534 (IS_POWEROF2_OR_0_P): Define.
7535 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7537 (*tst_movb): New define_insn.
7538 (*tst): Avoid recognition if it could prevent '*tst_movb'
7539 combination; replace c/CnL with c/Chs alternative.
7540 (*tst_bitfield_tst): New define_insn.
7541 (*tst_bitfield_asr): New define_insn.
7542 (*tst_bitfield): New define_insn.
7543 (andsi3_i): Add Rrq variant.
7544 (extzv): New define_expand.
7545 (insv): New define_expand.
7546 (*insv_i): New define_insn.
7547 (*movb): New define_insn.
7548 (*movb_signed): New define_insn.
7549 (*movb_high): New define_insn.
7550 (*movb_high_signed): New define_insn.
7551 (*movb_high_signed + 1): New define_split pattern.
7552 (*mrgb): New define_insn.
7553 (*mrgb + 1): New define_peephole2 pattern.
7554 (*mrgb + 2): New define_peephole2 pattern.
7555 * config/arc/arc.opt (mbitops): New option for nps400, uses
7556 TARGET_NPS_BITOPS_DEFAULT.
7557 * config/arc/constraints.md (q): Make register class conditional.
7558 (Rrq): New register constraint.
7559 (Chs): New constraint.
7560 (Clo): New constraint.
7561 (Chi): New constraint.
7562 (Cbf): New constraint.
7563 (Cbn): New constraint.
7564 (C18): New constraint.
7565 (Cbi): New constraint.
7567 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7569 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7571 (bitmap_intersection_of_preds): Ditto.
7572 (bitmap_union_of_succs): Ditto.
7573 (bitmap_union_of_preds): Ditto.
7574 * sbitmap.c (do_popcount): Delete.
7575 (BITMAP_DEBUGGING): Delete.
7576 (sbitmap_verify_popcount): Delete.
7577 (sbitmap_alloc): Don't initialize the popcount field.
7578 (sbitmap_alloc_with_popcount): Delete.
7579 (sbitmap_resize): Don't resize the popcount array.
7580 (sbitmap_vector_alloc): Don't initialize the popcount field.
7581 (bitmap_copy): Don't copy the popcount array.
7582 (bitmap_clear): Don't clear the popcount array.
7583 (bitmap_clear): Delete the popcount array handling.
7584 (bitmap_ior_and_compl): Delete the popcount assert.
7585 (bitmap_not): Ditto.
7586 (bitmap_and_compl): Ditto.
7587 (bitmap_and): Delete the popcount array handling.
7588 (bitmap_xor): Ditto.
7589 (bitmap_ior): Ditto.
7590 (bitmap_or_and): Delete the popcount assert.
7591 (bitmap_and_or): Ditto.
7592 (popcount_table): Delete.
7593 (sbitmap_elt_popcount): Delete.
7594 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7595 (bitmap_set_bit): Delete the popcount assert.
7596 (bitmap_clear_bit): Ditto.
7597 (sbitmap_free): Don't free the popcount array.
7598 (sbitmap_alloc_with_popcount): Delete declaration.
7599 (sbitmap_popcount): Ditto.
7601 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7602 Andrew Burgess <andrew.burgess@embecosm.com>
7604 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7605 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7606 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7607 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7608 * config/arc/arc.opt (mcmem): New option.
7609 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7610 supply length for r/m alternative.
7611 (*extendqisi2_ac): Likewise.
7612 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7614 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7615 (movhi_insn): Likewise.
7616 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7617 (*zero_extendqihi2_i): Add r/Ucm alternative.
7618 (*zero_extendqisi2_ac): Likewise.
7619 (*zero_extendhisi2_i): Likewise.
7620 * config/arc/constraints.md (Uex): New memory constraint.
7621 (Ucm): New define_constraint.
7622 * config/arc/predicates.md (long_immediate_loadstore_operand):
7623 Return 0 for MEM with cmem_address address.
7624 (cmem_address_0): New predicates.
7625 (cmem_address_1): Likewise.
7626 (cmem_address_2): Likewise.
7627 (cmem_address): Likewise.
7629 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7631 * config/rs6000/rs6000.c (machine_function): Rename
7632 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7633 (rs6000_stack_info): Adjust.
7635 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7636 Andrew Burgess <andrew.burgess@embecosm.com>
7638 * config/arc/constraints.md (Usd): Convert to define_constraint.
7642 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7645 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7646 Add new peephole2 where the first insn is *mov<mode>_or instead of
7647 *mov<mode>_internal.
7649 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7651 * tracer.c (bb_seen): Make static.
7653 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7655 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7656 support, setup defaults.
7657 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7658 * config/arc/arc.c (arc_init): Add NPS400 support.
7659 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7660 (TARGET_ARC700): NPS400 is also an ARC700.
7661 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7663 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7666 * config/nds32/nds32.md (casesi): Don't access the operands array
7669 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7671 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7672 (or $-1,reg peephole2): Ditto.
7673 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7675 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7677 * doc/extend.texi (Common Function Attributes) [optimize]:
7678 Discourage use of the optimize attribute.
7680 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7682 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7683 special case builtin.
7684 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7685 ALTIVEC_BUILTIN_VEC_ADDE.
7686 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7687 support for ALTIVEC_BUILTIN_VEC_ADDE.
7688 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7689 for __builtin_vec_adde.
7691 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7693 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7694 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7696 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7699 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7700 attributes): Document cilkplus_runtime.
7702 2016-04-28 Martin Jambor <mjambor@suse.cz>
7704 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7705 this function. Call verify_expr on MEM_REFs and bases of other
7708 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7710 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7711 for WORD_REGISTER_OPERATIONS to runtime check.
7713 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7715 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7717 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7719 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7720 big-endian compilation.
7721 * config/arc/arc.md (addf3): Likewise.
7725 2016-04-28 Richard Biener <rguenther@suse.de>
7727 PR tree-optimization/70840
7728 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7729 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7730 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7731 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7733 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7735 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7736 and explain why in a comment.
7738 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7740 * config/arc/arc.md (cpu_facility): Add fpx variant.
7741 (subdf3): Prohibit use reverse sub when assist operations option
7743 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7744 instructions only when FPX is enabled.
7745 * testsuite/gcc.target/arc/trsub.c: New test.
7747 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7749 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7750 mult_operator when calculating "type" attribute.
7751 (*fop_<mode>_1_i387): Ditto.
7752 (*fop_xf_1_i387): Ditto.
7753 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7754 Use std::swap to swap operands. Use RTL expressions to generate
7757 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7758 Joern Rennecke <joern.rennecke@embecosm.com>
7760 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7762 (emit_pic_move): Remove.
7763 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7764 * config/arc/arc.c (emit_pic_move): Removed.
7765 (TARGET_HAVE_TLS): Define.
7766 (arc_conditional_register_usage): Test for arc_tp_regno.
7767 (arc_print_operand, arc_print_operand_address): Handle TLS
7769 (arc_needs_pcl_p): New function.
7770 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7771 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7772 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7773 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7774 (arc_legitimize_tls_address): Likewise.
7775 (DTPOFF_ZERO_SYM): Define.
7776 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7777 (arc_output_pic_addr_const): Print TLS unspecs.
7778 (prepare_pic_move): New function, replaces emit_pic_move.
7779 (arc_legitimate_constant_p): Handle TLS unspecs.
7780 (arc_legitimate_address_p): Likewise.
7781 (arc_rewrite_small_data_p): Use assert for TLS constants.
7782 (prepare_move_operands): Use prepare_pic_move.
7783 (arc_legitimize_address): Legitimize tls addresses.
7784 (arc_epilogue_uses): Check for arc_tp_regno.
7785 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7786 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7788 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7790 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7791 %(arc_tls_extra_start_spec).
7792 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7793 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7795 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7796 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7797 (UNSPEC_TLS_OFF): Add.
7799 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7800 (get_thread_pointersi): New patterns.
7801 * config/arc/arc.opt (mtp-regno): New option.
7802 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7803 (move_dest_operand): Likewise.
7804 * configure: Regenerate.
7805 * configure.ac: Add arc*-*-* case to test for tls.
7806 * doc/invoke.texi (ARC options): Document mtp-regno.
7808 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7810 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7811 the new ARC HS SIMD instructions.
7812 (arc_preferred_simd_mode): New function.
7813 (arc_autovectorize_vector_sizes): Likewise.
7814 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7815 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7816 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7817 (arc_init_builtins): Add new SIMD builtin types.
7818 (arc_split_move): Handle 64 bit vector moves.
7819 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7820 (TARGET_PLUS_QMACW): Define.
7821 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7822 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7823 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7824 (VSUBADD4H): New builtins.
7825 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7826 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7828 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7829 Matthias Klose <doko@debian.org>
7831 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7833 2016-04-28 Richard Biener <rguenther@suse.de>
7836 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7839 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7841 * common/config/sh/sh-common.c: Remove SH5 support.
7842 * config/sh/constraints.md: Likewise.
7843 * config/sh/config/sh/elf.h: Likewise.
7844 * config/sh/linux.h: Likewise.
7845 * config/sh/netbsd-elf.h: Likewise.
7846 * config/sh/predicates.md: Likewise.
7847 * config/sh/sh-c.c: Likewise.
7848 * config/sh/sh-protos.h: Likewise.
7849 * config/sh/sh.c: Likewise.
7850 * config/sh/sh.h: Likewise.
7851 * config/sh/sh.md: Likewise.
7852 * config/sh/sh.opt: Likewise.
7853 * config/sh/sync.md: Likewise.
7854 * config/sh/sh64.h: Delete.
7855 * config/sh/shmedia.h: Likewise.
7856 * config/sh/shmedia.md: Likewise.
7857 * config/sh/sshmedia.h: Likewise.
7858 * config/sh/t-netbsd-sh5-64: Likewise.
7859 * config/sh/t-sh64: Likewise.
7860 * config/sh/ushmedia.h: Likewise.
7862 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7864 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7865 general_reg_operand instead of register_operand predicate.
7867 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7869 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7871 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7873 * match.pd (A - B > A, A + B < A): New transformations.
7875 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7877 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7878 which defaults to true. Emit an outer pair of parentheses only if
7879 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7880 don't emit parentheses for the right-hand operand.
7882 2016-04-27 Jeff Law <law@redhat.com>
7884 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7886 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7888 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7889 (altivec_lvx_<mode>_internal): Document.
7890 (altivec_lvx_<mode>_2op): New define_insn.
7891 (altivec_lvx_<mode>_1op): Likewise.
7892 (altivec_lvx_<mode>_2op_si): Likewise.
7893 (altivec_lvx_<mode>_1op_si): Likewise.
7894 (altivec_stvx_<mode>): Remove.
7895 (altivec_stvx_<mode>_internal): Document.
7896 (altivec_stvx_<mode>_2op): New define_insn.
7897 (altivec_stvx_<mode>_1op): Likewise.
7898 (altivec_stvx_<mode>_2op_si): Likewise.
7899 (altivec_stvx_<mode>_1op_si): Likewise.
7900 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7901 Expand vec_ld and vec_st during parsing.
7902 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7904 (altivec_expand_stvx_be): Likewise.
7905 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7906 address-masking behavior in RTL.
7907 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7908 address-masking behavior in RTL.
7909 (altivec_expand_builtin): Change builtin code arguments for calls
7910 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7911 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7912 presence of lvx/stvx patterns.
7913 (alignment_with_canonical_addr): New function.
7914 (alignment_mask): Likewise.
7915 (find_alignment_op): Likewise.
7916 (recombine_lvx_pattern): Likewise.
7917 (recombine_stvx_pattern): Likewise.
7918 (recombine_lvx_stvx_patterns): Likewise.
7919 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7920 stvx patterns from expand.
7921 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7923 (vector_altivec_store_<mode>): Likewise.
7925 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7927 * config/aarch64/aarch64.md
7928 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7929 remove the "fp" attributes.
7930 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7931 add the "simd" attributes.
7932 (*movdf_aarch64): Likewise.
7933 (*movtf_aarch64): Remove the "fp" attributes.
7934 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7935 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7937 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7939 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7940 rtx to rtx_code_label *.
7941 * rtl.h (maybe_set_first_label_num): Likewise.
7943 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7945 * df-core.c (df_add_problem): Make the problem param be const.
7946 (df_remove_problem): Make local "problem" be const.
7947 * df-problems.c (problem_RD): Make const.
7948 (problem_LR): Likewise.
7949 (problem_LIVE): Likewise.
7950 (problem_MIR): Likewise.
7951 (problem_CHAIN): Likewise.
7952 (problem_WORD_LR): Likewise.
7953 (problem_NOTE): Likewise.
7954 (problem_MD): Likewise.
7955 * df-scan.c (problem_SCAN): Likewise.
7956 * df.h (struct df_problem): Make field "dependent_problem" be
7958 (struct dataflow): Likewise for field "problem".
7959 (df_add_problem): Make param const.
7961 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7963 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7964 inter-unit moves to/from vector registers are enabled. Do not disable
7967 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7969 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7970 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7972 (enum df_problem_id): ...this new enum.
7973 (struct df_problem): Convert field "id" from "int" to
7976 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7978 * rtl.def: Update comment for "things in the instruction chain" to
7979 reflect the removal of the leading "i" field for INSN_UID in
7980 r210360. Fix bogus apostrophe.
7982 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7984 * config/i386/i386.md
7985 (lea arith with mem operand + setcc peephole2): Set operator mode.
7987 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7990 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7991 (dimode_scalar_to_vector_candidate_p): This.
7992 (timode_scalar_to_vector_candidate_p): New function.
7993 (scalar_to_vector_candidate_p): Likewise.
7994 (timode_check_non_convertible_regs): Likewise.
7995 (timode_remove_non_convertible_regs): Likewise.
7996 (remove_non_convertible_regs): Likewise.
7997 (remove_non_convertible_regs): Renamed to ...
7998 (dimode_remove_non_convertible_regs): This.
7999 (scalar_chain::~scalar_chain): Make it virtual.
8000 (scalar_chain::compute_convert_gain): Make it pure virtual.
8001 (scalar_chain::mark_dual_mode_def): Likewise.
8002 (scalar_chain::convert_insn): Likewise.
8003 (scalar_chain::convert_registers): Likewise.
8004 (scalar_chain::add_to_queue): Make it protected.
8005 (scalar_chain::emit_conversion_insns): Likewise.
8006 (scalar_chain::replace_with_subreg): Likewise.
8007 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8008 (scalar_chain::convert_op): Likewise.
8009 (scalar_chain::convert_reg): Likewise.
8010 (scalar_chain::make_vector_copies): Likewise.
8011 (scalar_chain::convert_registers): New pure virtual function.
8012 (class dimode_scalar_chain): New class.
8013 (class timode_scalar_chain): Likewise.
8014 (scalar_chain::mark_dual_mode_def): Renamed to ...
8015 (dimode_scalar_chain::mark_dual_mode_def): This.
8016 (timode_scalar_chain::mark_dual_mode_def): New function.
8017 (timode_scalar_chain::convert_insn): Likewise.
8018 (dimode_scalar_chain::convert_registers): Likewise.
8019 (scalar_chain::compute_convert_gain): Renamed to ...
8020 (dimode_scalar_chain::compute_convert_gain): This.
8021 (scalar_chain::replace_with_subreg): Renamed to ...
8022 (dimode_scalar_chain::replace_with_subreg): This.
8023 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8024 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8025 (scalar_chain::make_vector_copies): Renamed to ...
8026 (dimode_scalar_chain::make_vector_copies): This.
8027 (scalar_chain::convert_reg): Renamed to ...
8028 (dimode_scalar_chain::convert_reg ): This.
8029 (scalar_chain::convert_op): Renamed to ...
8030 (dimode_scalar_chain::convert_op): This.
8031 (scalar_chain::convert_insn): Renamed to ...
8032 (dimode_scalar_chain::convert_insn): This.
8033 (scalar_chain::convert): Call convert_registers.
8034 (convert_scalars_to_vector): Change to scalar_chain pointer to
8035 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8036 in 32-bit mode. Delete scalar_chain pointer. Call
8037 free_dominance_info in 64-bit mode.
8038 (pass_stv::gate): Remove TARGET_64BIT check.
8039 (ix86_option_override): Put the 64-bit STV pass before the CSE
8042 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8044 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8045 dw_loc_frame_offset field.
8046 * dwarf2out.c (new_loc_descr): Likewise.
8047 (resolve_args_picking_1): Turn the VISITED hash set into a
8048 FRAME_OFFSET hash map. Use it to associate a frame offset to
8049 visited nodes. Remove uses of the CHECKING_P macro.
8050 (resolve_args_picking): Update call to resolve_args_picking_1.
8052 2016-04-27 Martin Liska <mliska@suse.cz>
8054 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8055 (free_loop_data): Release vuses of groups.
8057 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8059 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8060 instead of redundant use_id and boolean have_use_for.
8061 (struct iv_use): Change sub_id into group_id. Remove field next.
8062 Move fields: related_cands, n_map_members, cost_map and selected
8064 (struct iv_group): ... here. New structure.
8065 (struct iv_common_cand): Use structure declaration directly.
8066 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8067 (MAX_CONSIDERED_USES): Rename macro to ...
8068 (MAX_CONSIDERED_GROUPS): ... here.
8069 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8070 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8071 (dump_uses): Rename to ...
8072 (dump_groups): ... here. Update all uses.
8073 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8074 (find_induction_variables): Refactor format of dump information.
8075 (record_sub_use): Delete.
8076 (record_use): Update all uses.
8077 (record_group): New function.
8078 (record_group_use, find_interesting_uses_op): Call above functions.
8080 (find_interesting_uses_cond): Ditto.
8081 (group_compare_offset): New function.
8082 (split_all_small_groups): Rename to ...
8083 (split_small_address_groups_p): ... here. Update all uses.
8084 (split_address_groups): Update all uses.
8085 (find_interesting_uses): Refactor format of dump information.
8086 (add_candidate_1): Update all uses. Remove redundant check on iv,
8088 (add_candidate, record_common_cand): Remove redundant assert.
8089 (add_iv_candidate_for_biv): Update use.
8090 (add_iv_candidate_derived_from_uses): Update all uses.
8091 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8092 (alloc_use_cost_map): Ditto.
8093 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8094 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8095 (determine_use_iv_cost_generic): Ditto.
8096 (determine_group_iv_cost_generic): Ditto.
8097 (determine_use_iv_cost_address): Ditto.
8098 (determine_group_iv_cost_address): Ditto.
8099 (determine_use_iv_cost_condition): Ditto.
8100 (determine_group_iv_cost_cond): Ditto.
8101 (determine_use_iv_cost): Ditto.
8102 (determine_group_iv_cost): Ditto.
8103 (set_autoinc_for_original_candidates): Update all uses.
8104 (find_iv_candidates): Update all uses. Refactor dump information.
8105 (determine_use_iv_costs): Ditto.
8106 (determine_iv_costs): Ditto.
8107 (iv_ca_cand_for_use): Rename to ...
8108 (iv_ca_cand_for_group): ... here. Update all uses.
8109 (iv_ca_add_use, iv_ca_add_group): Ditto.
8110 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8111 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8112 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8113 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8114 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8115 (create_new_iv, adjust_iv_update_pos): Ditto.
8116 (rewrite_use_address): Delete.
8117 (rewrite_use_address_1): Rename to ...
8118 (rewrite_use_address): ... here.
8119 (rewrite_use_compare): Update all uses.
8120 (rewrite_use): Delete.
8121 (rewrite_uses): Rename to ...
8122 (rewrite_groups): ... here. Update all uses.
8123 (remove_unused_ivs, free_loop_data): Update all uses.
8124 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8126 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8128 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8129 for WORD_REGISTER_OPERATIONS to runtime check.
8131 2016-04-27 Richard Biener <rguenther@suse.de>
8134 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8135 aggregate_value_p to determine if a function result is
8136 returned by reference.
8137 (ipa_pta_execute): Functions having their address taken are
8138 not automatically nonlocal.
8140 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8143 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8144 * fold-const.c (operand_equal_p): If flag_checking and
8145 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8146 and if it returns non-zero, assert iterative_hash_expr on both
8149 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8151 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8153 2016-04-27 Nick Clifton <nickc@redhat.com>
8156 * varasm.c (merge_weak): Generate an error if an attempt is made
8157 to convert a non-weak static function into a weak, public function.
8159 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8161 * params.def (MAX_PARTITION_SIZE): New param.
8162 * doc/invoke.texi: Document lto-max-partition.
8164 2016-04-27 Richard Biener <rguenther@suse.de>
8167 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8168 function cummulating used_from_other_partition, externally_visible
8169 and force_output from aliases.
8170 (refered_from_nonlocal_var): Likewise.
8171 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8172 node flags properly.
8174 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8176 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8177 (-Wmemset-elt-size): New item.
8179 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8182 * stor-layout.h (internal_reference_types): Delete.
8183 * stor-layout.c (reference_types_internal): Likewise.
8184 (internal_reference_types): Likewise.
8185 (layout_type) <REFERENCE_TYPE>: Adjust.
8187 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8190 * tree.h (inchash::add_expr): Add FLAGS argument.
8191 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8192 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8193 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8194 Formatting fix. Adjust recursive calls. For tcc_comparison,
8195 if swap_tree_comparison (code) is smaller than code, hash that
8196 and arguments in the other order. Hash CONVERT_EXPR the same
8197 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8198 of ADDR_EXPR of decl as the decl itself. Add or remove
8199 OEP_ADDRESS_OF from recursive flags as needed. For
8200 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8201 operands commutatively and only the third one normally.
8202 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8204 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8206 * config/rtems.h (LIB_SPEC): Add -latomic.
8208 2016-04-27 Joel Sherrill <joel@rtems.org>
8210 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8211 xilink.ld and flags not relevant to RTEMS.
8213 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8215 * toplev.c (backend_init_target): Avoid calling init_reload when using
8218 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8220 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8221 for loops rather than one for the whole function.
8223 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8225 * match.pd (X + CST CMP X): New transformation.
8227 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8229 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8230 * fold-const.c (fold_binary_loc): Remove 2 transformations
8231 superseded by match.pd.
8232 * match.pd (x+x -> x*2): Generalize to integers.
8234 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8236 * config/i386/i386.md (operation on memory peephole): Duplicate an
8237 existing peephole and adapt it to match lea rather than an operation
8240 PR rtl-optimization/57193
8241 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8243 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8245 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8247 * tree-if-conv.c (any_pred_load_store): New static variable.
8248 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8249 any_pred_load_store instead of and_mask_load_store.
8250 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8251 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8252 (combine_blocks, tree_if_conversion): Ditto.
8254 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8256 PR tree-optimization/70771
8257 PR tree-optimization/70775
8258 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8259 virtual PHI nodes. Delete parameter.
8260 (if_convertible_loop_p_1): Delete argument to above function.
8261 (predicate_all_scalar_phis): Delete code handling single-argument
8263 (tree_if_conversion): Mark and update virtual SSA.
8265 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8268 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8269 (x86_elf_aligned_common): Rename to ...
8270 (x86_elf_aligned_decl_common): ... this.
8271 Add decl arg. Switch to .lbss for largecomm object. Use
8272 LARGECOMM_SECTION_ASM_OP.
8273 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8275 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8276 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8278 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8279 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8281 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8284 * config/i386/i386.c (SECTION_LARGE): Define.
8285 (x86_64_elf_select_section): Set it for large data/bss sections.
8286 Only clear SECTION_WRITE for .lrodata.
8287 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8289 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8290 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8291 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8293 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8294 * doc/tm.texi: Regenerate.
8296 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8299 * configure.ac (--enable-checking): Document extra flag, for
8300 non-release builds default to --enable-checking=yes,extra.
8301 If misc checking and extra checking, define CHECKING_P to 2 instead
8303 * common.opt (fchecking=): Add.
8304 * doc/invoke.texi (-fchecking=): Document.
8305 * doc/install.texi: Document --enable-checking changes.
8306 * configure: Regenerated.
8307 * config.in: Regenerated.
8309 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8311 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8312 attribute instead of which_alternative.
8313 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8314 Use EXT_REX_SSE_REG_P where appropriate.
8316 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8318 * config/i386/predicates.md (const0_operand): Do not match
8319 const_wide_int code.
8320 (const1_operand): Ditto.
8322 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8324 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8325 for SSE constm1 operands and TARGET_AVX512VL.
8326 (*movti_internal): Ditto.
8327 (*mov<mode>_or): Use constm1_operand predicate.
8328 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8329 for SSE vector_all_ones operands and TARGET_AVX512VL.
8330 * config/i386/predicates.md (constm1_operand): New predicate.
8331 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8332 emission of constant -1 load.
8334 2016-04-25 Jason Merrill <jason@redhat.com>
8336 * gdbinit.in: Skip is-a.h.
8338 * attribs.c (register_scoped_attributes): Fix logic.
8339 * attribs.h: Declare register_scoped_attributes.
8341 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8343 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8344 stxvd2x and stxvw4x built-in functions.
8346 2016-04-25 DJ Delorie <dj@redhat.com>
8348 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8349 (ashrhi3): Likewise.
8350 (lshrhi3): Likewise.
8352 2016-04-25 Richard Biener <rguenther@suse.de>
8354 PR tree-optimization/70780
8355 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8357 (compute_antic): Mark blocks with abnormal preds as visited as
8358 they have a final empty antic-in solution already.
8360 2016-04-25 Michael Collison <michael.collison@linaro.org>
8362 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8364 2016-04-25 Michael Collison <michael.collison@linaro.org>
8366 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8367 mode is VQI to improve mixed mode vectorization.
8368 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8369 define_insn to match low half of signed vaddw.
8370 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8371 define_insn to match high half of signed vaddw.
8372 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8373 define_insn to match low half of unsigned vaddw.
8374 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8375 define_insn to match high half of unsigned vaddw.
8376 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8377 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8378 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8380 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8381 * config/arm/predicates.md (vect_par_constant_high): Support
8382 big endian and simplify by calling
8383 arm_simd_check_vect_par_cnst_half
8384 (vect_par_constant_low): Likewise.
8386 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8388 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8389 predicate for operand 2.
8391 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8392 H.J. Lu <hongjiu.lu@intel.com>
8394 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8395 machine_mode argument.
8396 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8397 constm1_rtx operands. For VOIDmode constants, get mode from
8398 pred_mode. Check mode size if the mode is supported by ABI.
8399 (standard_sse_constant_opcode): Do not use standard_constant_p.
8400 Strictly check ABI support for all-ones operands.
8401 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8402 immediates. Update calls to standard_sse_constant_p.
8403 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8404 (ix86_rtx_costs): Ditto.
8405 * config/i386/i386.md (*movxi_internal_avx512f): Use
8406 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8407 Use (v,BC) alternative instead of (v,C). Use register_operand
8408 checks instead of MEM_P.
8409 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8410 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8411 isa attribute. Use register_operand checks instead of MEM_P.
8412 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8413 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8414 alternative and corresponding sse2 isa attribute.
8415 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8416 to standard_sse_constant_p.
8417 (FP constant splitters): Ditto.
8418 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8420 * config/i386/predicates.md (constm1_operand): Remove.
8421 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8422 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8423 vector_all_ones_operand instead of constm1_operand.
8425 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8427 * print-rtl.c (print_rtx_insn_vec): New function.
8428 * print-rtl.h: New prototype.
8429 * store-motion.c (struct st_expr): Make avail_stores a vector.
8430 (st_expr_entry): Adjust.
8431 (free_st_expr_entry): Likewise.
8432 (print_store_motion_mems): Likewise.
8433 (find_moveable_store): Likewise.
8434 (compute_store_table): Likewise.
8435 (delete_store): Likewise.
8436 (build_store_vectors): Likewise.
8438 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8440 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8442 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8444 * vec.h (vec_safe_contains): New function.
8445 (vec::contains): Likewise.
8446 (vec::begin): Likewise.
8447 (vec::end): Likewise.
8449 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8452 * cfgexpand.c (expand_stack_vars): Fix typo.
8454 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8456 * system.h (list, map, set, vector): Include conditionally.
8457 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8458 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8459 * ipa-icf.c (INCLUDE_LIST): Define.
8460 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8461 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8462 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8463 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8464 * cp/logic.cc (INCLUDE_LIST): Define.
8465 * fortran/trans-common.c (INCLUDE_MAP): Define.
8467 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8469 * auto-profile.c: Remove <string.h> include.
8470 * ipa-icf-gimple.c: Remove <list> include.
8471 * diagnostic.c: Remove <new> include.
8472 * genmatch.c: Likewise.
8473 * pretty-print.c: Likewise.
8474 * toplev.c: Likewise
8475 * c/c-objc-common.c: Likewise.
8476 * cp/error.c: Likewise.
8477 * fortran/error.c: Likewise.
8479 2016-04-22 Richard Biener <rguenther@suse.de>
8481 * lto-streamer-in.c (input_ssa_names): Do not allocate
8482 GIMPLE_NOP for all SSA names.
8483 * lto-streamer-out.c (output_ssa_names): Do not output
8484 SSA names that should have been released.
8486 2016-04-22 Richard Biener <rguenther@suse.de>
8488 PR tree-optimization/70740
8489 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8492 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8495 * config/i386/predicates.md (call_insn_operand): Replace
8496 sibcall_memory_operand with memory_operand.
8498 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8500 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8501 has_single_use() tests.
8502 (register_edge_assert_for_1): Likewise.
8503 (find_assert_locations_1): Check the liveness bitmap instead of
8504 checking has_single_use().
8506 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8509 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8510 Extract AVX-512BW constraint from AVX.
8512 2016-04-21 Richard Biener <rguenther@suse.de>
8514 PR tree-optimization/70725
8515 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8516 for phi_convertible_by_degenerating_args.
8517 (predicate_all_scalar_phis): Handle single-argument PHIs.
8519 2016-04-21 Richard Biener <rguenther@suse.de>
8522 * fold-const.c (fold_comparison): Return properly typed
8525 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8527 PR tree-optimization/70715
8528 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8529 after expanding BASE using expand_simple_operations.
8531 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8533 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8534 New transformations.
8536 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8538 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8540 2016-04-20 Jan Hubicka <jh@suse.cz>
8542 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8543 ultiimate_alias_target.
8544 (update_callee_keys): Likewise.
8545 (lookup_recursive_calls): Likewise.
8546 (speculation_useful_p): Likewise.
8548 2016-04-20 Jan Hubicka <jh@suse.cz>
8551 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8552 (set_nothrow_flag_1): ... this; handle interposition correctly;
8553 recurse on aliases and thunks.
8554 (cgraph_node::set_nothrow_flag): New.
8555 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8556 functions compiled with non-call exceptions that binds to current
8558 (propagate_nothrow): Be safe WRT interposition.
8559 * cgraph.h (set_nothrow_flag): Update prototype.
8561 2016-04-18 Jan Hubicka <jh@suse.cz>
8563 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8564 max_loop_iterations_int.
8565 (tree_unswitch_outer_loop): Likewise.
8567 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8569 PR tree-optimization/69489
8570 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8571 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8572 Revise dump message.
8573 (if_convertible_bb_p): Remove check on edge count of basic block's
8576 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8578 PR tree-optimization/56625
8579 PR tree-optimization/69489
8580 * tree-data-ref.h (DR_INNERMOST): New macro.
8581 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8582 hashing struct innermost_loop_behavior.
8583 (ref_DR_map): Remove.
8584 (innermost_DR_map): New map.
8585 (baseref_DR_map): Revise comment.
8586 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8587 to innermost_DR_map accroding to its innermost loop behavior.
8588 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8589 to its innermost loop behavior.
8590 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8591 Add initialization for innermost_DR_map. Record memory reference
8592 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8593 have innermost loop behavior.
8594 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8597 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8599 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8600 *lea_general_1. Use explicit SWI12 mode interator.
8601 (*lea<mode>_general_2): Rename from *lea_general_2.
8602 Use explicit SWI12 mode interator.
8603 (*lea<mode>_general_3): Rename from *lea_general_3.
8604 Use explicit SWI12 mode interator.
8605 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8606 Use explicit SWI12 mode interator.
8607 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8608 Use explicit SWI48 mode interator.
8610 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8612 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8613 Short-cut unaligned load and store cases. Handle all integer
8615 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8616 and store cases. Call ix86_avx256_split_vector_move_misalign
8617 directly without checking mode class.
8619 2016-04-20 Andrew Pinski <apinski@cavium.com>
8620 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8623 * config/aarch64/aarch64.md (sibcall): Force call
8624 address to be DImode for ILP32.
8625 (sibcall_value): Likewise.
8627 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8629 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8631 2016-04-20 Richard Biener <rguenther@suse.de>
8633 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8634 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8635 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8636 (maybe_push_res_to_seq): Adjust.
8637 * gimple-fold.c (maybe_build_generic_op): Likewise.
8639 2016-04-20 Marek Polacek <polacek@redhat.com>
8641 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8644 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8646 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8647 use kmovw to support AVX512F target.
8649 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8651 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8653 2016-04-20 Marek Polacek <polacek@redhat.com>
8655 PR tree-optimization/70725
8656 * tree-if-conv.c (is_false_predicate): New function.
8657 (predicate_mem_writes): Use it.
8659 2016-04-20 Richard Biener <rguenther@suse.de>
8661 PR tree-optimization/70726
8662 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8663 shift amounts from a pattern stmt operand.
8665 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8668 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8669 stack_restore_from_fpr pattern when restoring r15.
8670 (s390_optimize_prologue): Strip away the memory barrier in the
8671 parallel when trying to get rid of restore insns.
8672 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8673 definition for loading the stack pointer from an FPR. Compared to
8674 the normal move insn this pattern includes a full memory barrier.
8676 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8679 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8680 implicitly linear or lastprivate iterator on the outer context.
8682 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8684 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8686 * config/i386/i386.md (ssememalign): Removed.
8687 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8689 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8692 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8693 const short * to __builtin_ia32_loaddquhi512_mask.
8694 (_mm512_maskz_loadu_epi16): Likewise.
8695 (_mm512_mask_storeu_epi16): Pass short * to
8696 __builtin_ia32_storedquhi512_mask.
8697 (_mm512_mask_loadu_epi8): Pass const char * to
8698 __builtin_ia32_loaddquqi512_mask.
8699 (_mm512_maskz_loadu_epi8): Likewise.
8700 (_mm512_mask_storeu_epi8): Pass char * to
8701 __builtin_ia32_storedquqi512_mask.
8702 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8703 const double * to __builtin_ia32_loadupd512_mask.
8704 (_mm512_mask_loadu_pd): Likewise.
8705 (_mm512_maskz_loadu_pd): Likewise.
8706 (_mm512_storeu_pd): Pass double * to
8707 __builtin_ia32_storeupd512_mask.
8708 (_mm512_mask_storeu_pd): Likewise.
8709 (_mm512_loadu_ps): Pass const float * to
8710 __builtin_ia32_loadups512_mask.
8711 (_mm512_mask_loadu_ps): Likewise.
8712 (_mm512_maskz_loadu_ps): Likewise.
8713 (_mm512_storeu_ps): Pass float * to
8714 __builtin_ia32_storeups512_mask.
8715 (_mm512_mask_storeu_ps): Likewise.
8716 (_mm512_mask_loadu_epi64): Pass const long long * to
8717 __builtin_ia32_loaddqudi512_mask.
8718 (_mm512_maskz_loadu_epi64): Likewise.
8719 (_mm512_mask_storeu_epi64): Pass long long *
8720 to __builtin_ia32_storedqudi512_mask.
8721 (_mm512_loadu_si512): Pass const int * to
8722 __builtin_ia32_loaddqusi512_mask.
8723 (_mm512_mask_loadu_epi32): Likewise.
8724 (_mm512_maskz_loadu_epi32): Likewise.
8725 (_mm512_storeu_si512): Pass int * to
8726 __builtin_ia32_storedqusi512_mask.
8727 (_mm512_mask_storeu_epi32): Likewise.
8728 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8729 char * to __builtin_ia32_storedquqi256_mask.
8730 (_mm_mask_storeu_epi8): Likewise.
8731 (_mm256_mask_loadu_epi16): Pass const short * to
8732 __builtin_ia32_loaddquhi256_mask.
8733 (_mm256_maskz_loadu_epi16): Likewise.
8734 (_mm_mask_loadu_epi16): Pass const short * to
8735 __builtin_ia32_loaddquhi128_mask.
8736 (_mm_maskz_loadu_epi16): Likewise.
8737 (_mm256_mask_loadu_epi8): Pass const char * to
8738 __builtin_ia32_loaddquqi256_mask.
8739 (_mm256_maskz_loadu_epi8): Likewise.
8740 (_mm_mask_loadu_epi8): Pass const char * to
8741 __builtin_ia32_loaddquqi128_mask.
8742 (_mm_maskz_loadu_epi8): Likewise.
8743 (_mm256_mask_storeu_epi16): Pass short * to.
8744 __builtin_ia32_storedquhi256_mask.
8745 (_mm_mask_storeu_epi16): Pass short * to.
8746 __builtin_ia32_storedquhi128_mask.
8747 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8748 const double * to __builtin_ia32_loadupd256_mask.
8749 (_mm256_maskz_loadu_pd): Likewise.
8750 (_mm_mask_loadu_pd): Pass onst double * to
8751 __builtin_ia32_loadupd128_mask.
8752 (_mm_maskz_loadu_pd): Likewise.
8753 (_mm256_mask_storeu_pd): Pass double * to
8754 __builtin_ia32_storeupd256_mask.
8755 (_mm_mask_storeu_pd): Pass double * to
8756 __builtin_ia32_storeupd128_mask.
8757 (_mm256_mask_loadu_ps): Pass const float * to
8758 __builtin_ia32_loadups256_mask.
8759 (_mm256_maskz_loadu_ps): Likewise.
8760 (_mm_mask_loadu_ps): Pass const float * to
8761 __builtin_ia32_loadups128_mask.
8762 (_mm_maskz_loadu_ps): Likewise.
8763 (_mm256_mask_storeu_ps): Pass float * to
8764 __builtin_ia32_storeups256_mask.
8765 (_mm_mask_storeu_ps): ass float * to
8766 __builtin_ia32_storeups128_mask.
8767 (_mm256_mask_loadu_epi64): Pass const long long * to
8768 __builtin_ia32_loaddqudi256_mask.
8769 (_mm256_maskz_loadu_epi64): Likewise.
8770 (_mm_mask_loadu_epi64): Pass const long long * to
8771 __builtin_ia32_loaddqudi128_mask.
8772 (_mm_maskz_loadu_epi64): Likewise.
8773 (_mm256_mask_storeu_epi64): Pass long long * to
8774 __builtin_ia32_storedqudi256_mask.
8775 (_mm_mask_storeu_epi64): Pass long long * to
8776 __builtin_ia32_storedqudi128_mask.
8777 (_mm256_mask_loadu_epi32): Pass const int * to
8778 __builtin_ia32_loaddqusi256_mask.
8779 (_mm256_maskz_loadu_epi32): Likewise.
8780 (_mm_mask_loadu_epi32): Pass const int * to
8781 __builtin_ia32_loaddqusi128_mask.
8782 (_mm_maskz_loadu_epi32): Likewise.
8783 (_mm256_mask_storeu_epi32): Pass int * to
8784 __builtin_ia32_storedqusi256_mask.
8785 (_mm_mask_storeu_epi32): Pass int * to
8786 __builtin_ia32_storedqusi128_mask.
8787 * config/i386/i386-builtin-types.def (PCSHORT): New.
8789 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8790 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8791 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8792 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8793 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8794 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8795 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8796 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8797 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8798 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8799 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8800 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8801 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8802 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8803 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8804 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8805 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8806 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8807 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8808 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8809 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8810 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8811 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8812 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8813 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8814 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8815 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8816 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8817 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8818 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8819 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8820 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8821 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8822 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8823 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8824 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8825 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8826 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8827 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8828 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8829 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8830 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8831 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8832 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8833 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8834 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8835 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8836 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8837 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8839 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8840 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8842 (ix86_expand_vector_move_misalign): Likewise.
8843 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8844 to scalar function prototype for unaligned load/store builtins.
8845 (ix86_expand_special_args_builtin): Updated.
8846 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8847 (UNSPEC_STOREU): Likewise.
8848 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8849 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8850 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8851 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8852 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8853 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8854 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8855 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8856 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8857 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8858 (<avx512>_storedqu<mode>_mask): Likewise.
8859 (*sse4_2_pcmpestr_unaligned): Likewise.
8860 (*sse4_2_pcmpistr_unaligned): Likewise.
8861 (*mov<mode>_internal): Renamed to ...
8862 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8863 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8864 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8865 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8867 2016-04-19 Richard Biener <rguenther@suse.de>
8869 PR tree-optimization/70171
8870 * tree-ssa-phiprop.c: Include stor-layout.h.
8871 (phiprop_insert_phi): Handle the aggregate copy case.
8872 (propagate_with_phi): Likewise.
8874 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8876 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8877 instead of simplify_gen_subreg (... , 0).
8878 (ix86_delegitimize_address): Ditto.
8879 (ix86_split_divmod): Ditto.
8880 (ix86_split_copysign_const): Ditto.
8881 (ix86_split_copysign_var): Ditto.
8882 (ix86_expand_args_builtin): Ditto.
8883 (ix86_expand_round_builtin): Ditto.
8884 (ix86_expand_special_args_builtin): Ditto.
8885 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8886 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8887 (udivmodqi4): Ditto.
8888 (absneg splitters): Ditto.
8889 (*jcc_bt<mode>_1): Ditto.
8891 2016-04-19 Richard Biener <rguenther@suse.de>
8893 PR tree-optimization/70724
8894 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8895 restoring out from ...
8896 (free_scc_vn): ... here.
8897 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8898 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8900 (pass_fre::execute): Restore SSA info.
8902 2016-04-19 Richard Biener <rguenther@suse.de>
8904 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8905 * gimple-walk.c (walk_gimple_op): Initialize it.
8906 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8907 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8908 remapping SSA names of defs.
8909 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8912 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8915 * lra-constraints.c (equiv_substition_p): New.
8916 (process_alt_operands): Use it.
8917 (swap_operands): Swap it.
8918 (curr_insn_transform): Update it.
8920 2016-04-18 Michael Matz <matz@suse.de>
8922 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8923 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8924 * tree-core.h (tree_type_common.align): Use bit-field.
8925 (tree_type_common.spare): New.
8926 (tree_decl_common.off_align): Make smaller.
8927 (tree_decl_common.align): Use bit-field.
8929 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8930 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8931 (scan_sharing_clauses): Ditto.
8932 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8933 (omp_finish_file): Ditto.
8934 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8935 (layout_decl): Ditto.
8936 (relayout_decl): Ditto.
8937 (finalize_record_size): Use SET_TYPE_ALIGN.
8938 (finalize_type_size): Ditto.
8939 (finish_builtin_struct): Ditto.
8940 (layout_type): Ditto.
8941 (initialize_sizetypes): Ditto.
8942 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8943 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8944 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8945 (get_chain_field): Ditto.
8946 (get_trampoline_type): Ditto.
8947 (get_nl_goto_field): Ditto.
8948 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8950 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8951 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8952 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8953 (build_qualified_type): Use SET_TYPE_ALIGN.
8954 (build_aligned_type, build_range_type_1): Ditto.
8955 (build_atomic_base): Ditto.
8956 (build_common_tree_nodes): Ditto.
8957 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8958 (expand_one_stack_var_at): Ditto.
8959 * coverage.c (build_var): Use SET_DECL_ALIGN.
8960 * except.c (init_eh): Ditto.
8961 * function.c (assign_parm_setup_block): Ditto.
8962 * symtab.c (increase_alignment_1): Ditto.
8963 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8964 * tree-vect-stmts.c (ensure_base_align): Ditto.
8965 * varasm.c (align_variable): Ditto.
8966 (assemble_variable): Ditto.
8967 (build_constant_desc): Ditto.
8968 (output_constant_def_contents): Ditto.
8970 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8971 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8972 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8973 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8974 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8976 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8979 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8980 replace %vmovsd with "%vmovq".
8981 (vec_concatv2df): Likewise.
8983 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8985 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8986 (*vec_extractv2si_0): Ditto.
8987 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8988 (zero_extended_scalar_load_operand splitters): Ditto.
8989 (vec_extract splitters): Ditto.
8990 (*vec_extractv4si_0_zext): Ditto.
8991 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8993 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8994 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8995 (*sse4_1_extractps): Use lowpart_subreg.
8996 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8998 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9000 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9002 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9003 Mention Solaris 11 packaging changes.
9004 Update gas and gld requirements.
9005 Remove reference to pre-Solaris 10 bug.
9006 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9008 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9011 2016-04-17 Jan Hubicka <jh@suse.cz>
9013 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9014 max_loop_iterations_int.
9016 2016-04-18 Richard Biener <rguenther@suse.de>
9018 PR tree-optimization/43434
9019 * tree-ssa-structalias.c (struct vls_data): New.
9020 (visit_loadstore): Handle all pointer-based accesses.
9021 (compute_dependence_clique): Compute a bitmap of restrict tags
9022 assigned bases and pass it to visit_loadstore.
9024 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9027 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9028 armv8.1-a and armv8.1-a+crc.
9030 2016-04-18 Richard Biener <rguenther@suse.de>
9032 PR tree-optimization/70701
9033 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9034 references after translating through a memcpy.
9036 2016-04-18 Richard Biener <rguenther@suse.de>
9038 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9039 (compute_antic): ... here. For partial antic use regular
9040 postorder and scrap iteration.
9041 (compute_partial_antic_aux): Remove unused return value.
9042 (init_pre): Do not allocate postorder.
9043 (fini_pre): Do not free postorder.
9045 2016-04-18 Richard Biener <rguenther@suse.de>
9048 * expmed.c (extract_bit_field_1): Remove broken case
9049 using a wider MODE_INT mode.
9051 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9053 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9054 unless compiling with at least GCC-4.8.
9056 2016-04-17 Jan Hubicka <jh@suse.cz>
9059 * graphite.c (graphite_finalize): Update call to
9060 tree_estimate_probability.
9061 * predict.h (tree_estimate_probability): Update prototype.
9063 2016-04-17 Jan Hubicka <jh@suse.cz>
9065 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9066 (tree_estimate_probability): Likewise.
9067 (pass_profile::execute): Update.
9068 (report_predictor_hitrates): New function.
9069 * profile.c (compute_branch_probabilities): Use it.
9070 * predict.h (report_predictor_hitrates): Declare.
9072 2016-04-17 Jan Hubicka <jh@suse.cz>
9075 * cgraph.h (cgraph_node::set_const_flag,
9076 cgraph_node::set_pure_flag): Update prototype to return bool;
9078 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9079 of interposable symbol are interposable, too.
9080 (cgraph_set_const_flag_1): Rename to ...
9081 (set_const_flag_1): ... this one; change to self recursive function
9082 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9083 clearnig the flag in all variants and also virtual thunks of const
9084 functions are pure; track if any change was done.
9085 (cgraph_node::set_const_flag): Update.
9086 (struct set_pure_flag_info): New struct.
9087 (cgraph_set_pure_flag_1): Rename to ...
9088 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9089 rather than pointer encoded flags; track if any changes was done;
9090 handle correctly clearning flag and setting flag of aliases already
9092 (cgraph_node::set_pure_flag): Update.
9093 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9095 2016-04-17 Tom de Vries <tom@codesourcery.com>
9098 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9101 2016-04-17 Tom de Vries <tom@codesourcery.com>
9103 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9104 '{}<> ' as escape-for-record.
9106 2016-04-17 Tom de Vries <tom@codesourcery.com>
9108 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9111 2016-04-17 Tom de Vries <tom@codesourcery.com>
9114 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9115 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9116 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9117 * passes.c (finish_optimization_passes): Only call
9118 finish_graph_dump_file if dfi->graph_dump_initialized.
9119 (execute_function_dump, pass_init_dump_file): Use
9120 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9122 2016-04-17 Tom de Vries <tom@codesourcery.com>
9124 PR tree-optimization/70256
9125 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9126 (debug_varmap): New function.
9128 2016-04-17 Tom de Vries <tom@codesourcery.com>
9131 * passes.c (pass_manager::register_pass): Propagate pflags.
9133 2016-04-17 Tom de Vries <tom@codesourcery.com>
9136 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9137 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9138 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9139 check if it's equal to p_start.
9140 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9142 2016-04-15 Jan Hubicka <jh@suse.cz>
9145 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9146 function does not bind to current def.
9147 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9148 handle conservatively calls to functions that does not need to bind
9150 (check_call): Update call of worse_state.
9151 (ignore_edge_for_nothrow): Update.
9152 (ignore_edge_for_pure_const): Likewise.
9153 (propagate_pure_const): Update calls to worse_state.
9154 (skip_function_for_local_pure_const): Reformat comments.
9156 2016-04-15 Jan Hubicka <jh@suse.cz>
9159 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9160 (cgraph_node::function_symbol): Likewise.
9161 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9162 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9163 (symtab_node::ultimate_alias_target): Add REF parameter.
9164 (symtab_node::binds_to_current_def_p): Declare.
9165 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9166 (cgraph_node::function_symbol): Likewise.
9167 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9168 (cgraph_node::get_availability): Likewise.
9169 (cgraph_edge::binds_to_current_def_p): New inline function.
9170 (varpool_node::get_availability): Add REF parameter.
9171 (varpool_node::ultimate_alias_target): Likewise.
9172 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9173 (symtab_node::binds_to_current_def_p): Likewise.
9174 * varpool.c (varpool_node::get_availability): Likewise.
9176 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9179 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9180 Fix mode size check.
9182 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9184 * BASE-VER: Set to 7.0.0.
9186 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9188 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9190 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9192 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9193 architecture revisions.
9195 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9197 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9198 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9199 * config/i386/i386.md (stack decrement to push peepholes): Guard
9200 with !x86_using_red_zone ().
9202 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9205 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9206 to dump_generic_node.
9207 (NIY): Pass also flags to do_niy.
9209 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9211 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9212 (simd_clone_vector_of_formal_parm_types)
9213 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9214 (simd_clone_mangle, simd_clone_create)
9215 (simd_clone_adjust_return_type, create_tmp_simd_array)
9216 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9217 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9218 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9219 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9220 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9221 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9222 * omp-simd-clone.c: ... this new file.
9223 (simd_clone_vector_of_formal_parm_types): Make it static.
9224 * Makefile.in (OBJS): Add omp-simd-clone.o.
9226 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9229 * config/i386/sse.md: Use proper memory operand modifiers.
9232 2016-04-15 Richard Biener <rguenther@suse.de>
9233 Alan Modra <amodra@gmail.com>
9235 PR tree-optimization/70130
9236 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9237 when alignment stays not the same and no not use the realign
9240 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9243 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9244 direct move handlers for KFmode. Change TFmode handlers test from
9245 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9247 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9250 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9251 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9252 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9253 * tree-ssa-live.c (remove_unused_scope_block_p): When
9254 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9255 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9256 block_ultimate_origin is FUNCTION_DECL.
9257 (remove_unused_locals): If current_function_decl is
9258 polymorphic_ctor_dtor_p, pass initial true to
9259 remove_unused_scope_block_p' is_ctor_dtor_block.
9261 2016-04-14 Martin Sebor <msebor@redhat.com>
9266 * doc/extend.texi (Variable Length): Revert.
9268 2016-04-14 Marek Polacek <polacek@redhat.com>
9269 Jan Hubicka <hubicka@ucw.cz>
9272 * tree.c (verify_type): Disable the canonical type of main variant
9275 2016-04-14 Jason Merrill <jason@redhat.com>
9277 * cfgexpand.c, expr.c: Revert previous change.
9279 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9282 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9283 when building a mem ref for the incoming reduction variable.
9285 2016-04-14 Richard Biener <rguenther@suse.de>
9287 PR tree-optimization/70614
9288 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9289 loop if the evolution dropped to chrec_dont_know.
9290 (interpret_condition_phi): Likewise.
9292 2016-04-14 Richard Biener <rguenther@suse.de>
9294 PR tree-optimization/70623
9295 * tree-ssa-pre.c (changed_blocks): Make global ...
9296 (compute_antic): ... local here. Move and fix worklist
9297 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9298 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9299 worklist handling, dump when ANTIC_IN changed.
9300 (compute_partial_antic_aux): Remove worklist handling.
9301 (init_pre): Do not compute post dominators. Add a comment about
9302 the CFG order chosen.
9303 (fini_pre): Do not free post dominators.
9305 2016-04-13 Martin Sebor <msebor@redhat.com>
9310 * doc/extend.texi (Variable Length): Document C++ specifics.
9312 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9315 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9316 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9317 eh edges have been purged.
9320 * tree-sra.c (create_access_replacement,
9321 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9323 * tree-pretty-print.c (dump_fancy_name): New function.
9324 (dump_decl_name, dump_generic_node): Use it.
9326 2016-04-13 Jason Merrill <jason@redhat.com>
9328 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9329 * expr.c (expand_expr_real_1): Likewise.
9331 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9333 * config/i386/i386.md (kunpckhi): Swap operands.
9334 (kunpcksi): Likewise.
9335 (kunpckdi): Likewise.
9336 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9337 (vec_pack_trunc_<mode>): Likewise.
9339 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9342 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9345 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9346 gimplification turns some element into non-constant.
9349 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9350 * explow.c (convert_memory_address_addr_space_1): No longer static,
9351 add NO_EMIT argument and don't call convert_modes if true, pass
9352 it down recursively, remove break after return.
9353 (convert_memory_address_addr_space): Adjust caller.
9354 * simplify-rtx.c (simplify_unary_operation_1): Call
9355 convert_memory_address_addr_space_1 instead of convert_memory_address,
9356 if it returns NULL, don't simplify.
9358 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9361 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9363 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9365 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9366 Bump the upper SIMDLEN limits, so that if the return type or
9367 characteristic type if the return type is void can be passed in
9368 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9371 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9374 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9375 Do not use "=" constraint on an input constraint.
9376 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9377 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9378 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9379 generates (neg (abs ...)) instead of (abs ...).
9381 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9383 PR rtl-optimization/70596
9384 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9385 just invalidate LRA data and reset them. Adjust dump wording.
9387 2016-04-12 Martin Liska <mliska@suse.cz>
9390 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9392 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9394 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9395 max_loop_iterations_int.
9396 (tree_unswitch_outer_loop): Likewise.
9397 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9398 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9400 2016-04-12 Tom de Vries <tom@codesourcery.com>
9402 PR tree-optimization/68756
9403 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9404 instead of new_name.
9406 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9408 PR tree-optimization/70602
9409 * tree-sra.c (generate_subtree_copies): Don't write anything into
9410 constant pool decls.
9412 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9413 regardless whether there are depend clauses or not.
9415 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9418 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9419 target attribute and pragma from changing the -mfloat128
9420 and -mfloat128-hardware options.
9422 * doc/extend.texi (Additional Floating Types): Document PowerPC
9423 __float128 restrictions.
9425 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9428 * config/aarch64/driver-aarch64.c
9429 (aarch64_get_extension_string_for_isa_flags): New.
9430 (arch_extension): Rename to...
9431 (aarch64_arch_extension): ...This.
9432 (ext_to_feat_string): Rename to...
9433 (aarch64_extensions): ...This.
9434 (aarch64_core_data): Keep track of architecture extension flags.
9435 (cpu_data): Rename to...
9436 (aarch64_cpu_data): ...This.
9437 (aarch64_arch_driver_info): Keep track of architecture extension
9439 (get_arch_name_from_id): Rename to...
9440 (get_arch_from_id): ...This, change return type.
9441 (host_detect_local_cpu): Update and reformat for renames, handle
9442 extensions through common infrastructure.
9444 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9447 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9448 track of a canonical flag name.
9449 (all_extensions): Likewise.
9450 (arch_to_arch_name): Also track extension flags enabled by the arch.
9451 (all_architectures): Likewise.
9452 (aarch64_parse_extension): Move to here.
9453 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9455 (aarch64_rewrite_selected_cpu): Update for above change.
9456 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9457 are handled, such that the single explicit value enabled by an
9458 extension is kept seperate from the implicit values it also enables.
9459 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9461 (aarch64_parse_extension): New.
9462 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9463 here to config/aarch64/aarch64-protos.h.
9464 (aarch64_parse_extension): Move from here to
9465 common/config/aarch64/aarch64-common.c.
9466 (aarch64_option_print): Update.
9467 (aarch64_declare_function_name): Likewise.
9468 (aarch64_start_file): Likewise.
9469 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9470 the canonical flag for extensions.
9471 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9474 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9476 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9479 2016-04-09 Tom de Vries <tom@codesourcery.com>
9481 PR tree-optimization/68953
9482 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9483 first to last subscript.
9485 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9487 PR tree-optimization/70586
9488 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9491 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9495 PR tree-optimization/70373
9499 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9500 clauses for acc parallel reductions as necessary. Error on those
9502 * omp-low.c (scan_sharing_clauses): Don't install variables which
9503 are used in acc parallel reductions.
9504 (lower_rec_input_clauses): Remove dead code.
9505 (lower_oacc_reductions): Add support for reference reductions.
9506 (lower_reduction_clauses): Remove dead code.
9507 (lower_omp_target): Don't remap variables appearing in acc parallel
9509 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9511 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9514 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9515 with multiple SSA_NAME defs, force the outputs other than first
9516 to be live before calling live_track_process_def on each output.
9518 PR rtl-optimization/70574
9519 * fwprop.c (forward_propagate_and_simplify): Don't add
9520 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9521 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9522 paradoxical subregs within *loc.
9524 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9526 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9527 -ftree-parallelize-loops={0,1}.
9528 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9529 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9530 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9531 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9532 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9534 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9537 * asan.c (instrument_derefs): If we get unknown location, extract it
9539 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9541 2016-04-08 Tom de Vries <tom@codesourcery.com>
9543 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9544 implicit firstprivate clause.
9546 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9549 * config/arm/thumb2.md (tst + branch-> lsls + branch
9550 peephole below *orsi_not_shiftsi_si): Require that condition
9551 register is dead after the peephole.
9552 (second peephole after the above): Likewise.
9554 2016-04-08 Alan Modra <amodra@gmail.com>
9557 * builtins.c (fold_builtin_classify): For IBM extended precision,
9558 look at just the high-order double to test for NaN.
9559 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9560 test just the high double for Inf but both doubles for subnormal
9563 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9565 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9566 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9567 node->simdclone->mask_mode != VOIDmode masks.
9568 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9569 earlier, use it instead of node->simdclone.
9570 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9571 Set clonei->mask_mode.
9573 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9576 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9577 Pass it through to cp_parser_already_scoped_statement.
9578 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9579 it through to cp_parser_statement.
9580 (cp_parser_statement): Pass IF_P through to
9581 cp_parser_iteration_statement.
9582 (cp_parser_pragma): Adjust call to
9583 cp_parser_iteration_statement.
9585 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9588 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9589 resolve a future -Wparentheses warning.
9590 * omp-low.c (scan_sharing_clauses): Likewise.
9591 * tree-parloops.c (eliminate_local_variables): Likewise.
9593 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9595 PR rtl-optimization/70398
9596 * lra-constraints.c (process_address_1): Check zero scale and code
9597 for reloading with zero scale.
9599 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9601 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9602 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9604 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9606 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9607 Add support for AVX512F clones, include them by default for
9608 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9609 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9613 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9614 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9615 firstprivate clauses.
9616 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9617 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9618 (lower_omp_target): Set TREE_NO_WARNING for
9619 non-addressable possibly uninitialized vars which are copied into
9620 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9622 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9624 * config/pa/predicates.md (integer_store_memory_operand): Accept
9625 REG+D operands with a large offset when reload_in_progress is true.
9626 (floating_point_store_memory_operand): Likewise.
9628 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9631 * match.pd (nested int casts): Limit to GIMPLE.
9633 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9636 * ipa-devirt.c (maybe_record_node): Fix comment; use
9637 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9639 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9641 PR rtl-optimization/70542
9642 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9643 if there are any uses other than insn or debug insns.
9645 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9646 Jakub Jelinek <jakub@redhat.com>
9648 PR tree-optimization/70509
9649 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9650 Shift HOST_WIDE_INT_1U instead of 1.
9652 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9654 PR tree-optimization/70509
9655 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9656 of the vector base type for index.
9658 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9661 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9663 2016-04-05 Richard Biener <rguenther@suse.de>
9665 PR tree-optimization/70526
9666 * tree-sra.c (build_ref_for_offset): Use prev_base to
9667 extract the alias pointer type.
9669 2016-04-05 Richard Biener <rguenther@suse.de>
9671 * dse.c (struct store_info): Remove alias_set member.
9672 (struct read_info_type): Likewise.
9673 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9674 spill_deleted, clear_alias_set_lookup): Remove.
9675 (get_group_info): Remove dead base == NULL_RTX case.
9676 (dse_step0): Remove initialization of removed variables.
9677 (delete_dead_store_insn): Reomve alias set dumping.
9678 (free_read_records): Remove alias_set handling.
9679 (canon_address): Remove alias_set_out parameter.
9680 (record_store): Remove spill_alias_set, it's always zero.
9681 (check_mem_read_rtx): Likewise.
9682 (dse_step2): Rename from ...
9683 (dse_step2_nospill): ... this. Adjust.
9684 (scan_stores): Rename from ...
9685 (scan_stores_nospill): ... this.
9686 (scan_reads): Rename from ...
9687 (scan_reads_nospill): ... this.
9688 (scan_stores_spill, scan_reads_spill): Remove.
9689 (dse_step3_scan): Remove for_spills argument which is always false.
9690 (dse_step3): Likewise.
9691 (dse_step5): Rename from ...
9692 (dse_step5_nospill): ... this. Remove alias_set handling.
9693 (rest_of_handle_dse): Adjust.
9695 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9698 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9699 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9700 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9701 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9703 2016-04-05 Richard Biener <rguenther@suse.de>
9706 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9707 non-register type temporaries into SSA.
9709 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9712 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9713 calls when sanitizing.
9714 (possible_polymorphic_call_target_p): Fix formatting.
9716 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9717 Jakub Jelinek <jakub@redhat.com>
9720 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9721 to ensure a call statement is compatible with a built-in's
9723 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9726 2016-04-04 Richard Biener <rguenther@suse.de>
9728 PR rtl-optimization/70484
9729 * rtl.h (canon_output_dependence): Declare.
9730 * alias.c (canon_output_dependence): New function.
9731 * dse.c (record_store): Use canon_output_dependence rather
9732 than canon_true_dependence.
9734 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9737 * cgraph.h (symtab_node::copy_visibility_from): New function.
9738 * symtab.c (symtab_node::copy_visibility_from): New function.
9739 * ipa-visibility.c (optimize_weakref): New function.
9740 (function_and_variable_visibility): Use it.
9742 2016-04-04 Martin Liska <mliska@suse.cz>
9745 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9746 value that is really in range handled by SBR instruction.
9747 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9748 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9749 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9751 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9755 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9756 set, but not for SP_REG operands.
9758 2016-04-02 Martin Sebor <msebor@redhat.com>
9761 * fold-const.c (maybe_nonzero_address): New function.
9762 (fold_comparison): Call it. Fold equality and relational
9763 expressions involving null pointers.
9764 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9766 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9768 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9769 the "Y" constraint (scalar FP 0.0 immediate).
9771 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9772 Add the "const_double" to the list of operand constraints.
9774 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9776 PR rtl-optimization/70467
9777 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9778 If low word of the last operand is 0, just emit addition/subtraction
9781 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9784 * config/s390/s390.c (s390_expand_insv): Check for everything
9785 constant instead of just VOIDmode stuff.
9787 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9790 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9792 2016-04-01 Nathan Sidwell <nathan@acm.org>
9794 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9796 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9798 PR rtl-optimization/70461
9799 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9802 2016-03-31 Martin Liska <mliska@suse.cz>
9805 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9806 a tree value or an immediate integer value to a buffer
9807 that is eventually copied to a BRIG section.
9808 (emit_immediate_operand): Call the function here.
9809 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9810 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9811 of class' fields that are removed.
9812 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9813 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9814 m_brig_repr_size fields.
9816 2016-03-31 Martin Liska <mliska@suse.cz>
9819 * hsa-gen.c (hsa_function_representation::update_dominance): New
9821 (convert_addr_to_flat_segment): Likewise.
9822 (gen_hsa_memory_set): New alignment argument.
9823 (gen_hsa_ctor_assignment): Likewise.
9824 (gen_hsa_insns_for_single_assignment): Provide alignment
9825 to gen_hsa_ctor_assignment.
9826 (gen_hsa_insns_for_direct_call): Add new argument.
9827 (expand_lhs_of_string_op): New function.
9828 (expand_string_operation_builtin): Likewise.
9829 (expand_memory_copy): New function.
9830 (expand_memory_set): New function.
9831 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9832 (convert_switch_statements): Change signature.
9833 (generate_hsa): Use a return value of the function.
9834 (pass_gen_hsail::execute): Do not call
9835 convert_switch_statements here.
9836 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9837 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9838 (hsa_function_representation::update_dominance): New function.
9840 2016-03-31 Martin Liska <mliska@suse.cz>
9843 * hsa-brig.c (emit_directive_variable): Emit alignment
9844 according to hsa_symbol::m_align.
9845 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9846 (dump_hsa_symbol): Dump alignment of HSA symbols.
9847 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9848 (gen_hsa_addr_with_align): New function.
9849 (hsa_bitmemref_alignment): Use newly added function.
9850 (gen_hsa_insns_for_load): Likewise.
9851 (gen_hsa_insns_for_store): Likewise.
9852 (gen_hsa_memory_copy): New argument added.
9853 (gen_hsa_insns_for_single_assignment): Respect
9854 alignment for assignments processed via gen_hsa_memory_copy.
9855 (gen_hsa_insns_for_direct_call): Likewise.
9856 (gen_hsa_insns_for_return): Likewise.
9857 (gen_function_def_parameters): Set default alignment.
9858 * hsa.c (hsa_object_alignment): New function.
9859 (hsa_byte_alignment): Pasted function.
9860 * hsa.h (hsa_symbol::m_align): New field.
9862 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9864 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9865 scratch field for goto case.
9867 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9869 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9871 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9874 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9875 (scalar_chain::convert_insn): Call convert_op for reg
9876 moves to handle undefined registers.
9878 2016-03-31 Nathan Sidwell <nathan@acm.org>
9881 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9882 Assert we don't want to move backwards.
9884 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9887 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9889 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9891 PR rtl-optimization/70460
9892 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9893 with operand from REG_LABEL_OPERAND, instead substitute
9894 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9895 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9897 2016-03-31 Martin Liska <mliska@suse.cz>
9899 * passes.c (execute_one_pass): Do not call
9900 todo_after for a discarded function.
9902 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9904 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9905 (no_cost, infinite_cost): Initialize the new field.
9906 (get_computation_cost_at): Record setup cost.
9907 (determine_use_iv_cost_address): Skip cost computation for sub
9908 uses if we can estimate it without losing accuracy.
9910 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9912 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9914 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9915 max_loop_iterations_int.
9916 (tree_unswitch_outer_loop): Likewise.
9917 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9918 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9920 2016-03-30 Richard Biener <rguenther@suse.de>
9923 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9925 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9928 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9929 in gen_blendm expander.
9931 2016-03-30 Nick Clifton <nickc@redhat.com>
9934 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9935 case where we are already provided with an SImode SUBREG.
9937 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9940 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9941 conflict between DRAP register and __builtin_eh_return.
9943 2016-03-30 Michael Matz <matz@suse.de>
9944 Richard Biener <rguenther@suse.de>
9947 * ipa-polymorphic-call.c (struct type_change_info): Change
9948 speculative to an unsigned allowing to limit the work we do.
9949 (csftc_abort_walking_p): New inline function..
9950 (check_stmt_for_type_change): Limit the number of may-defs
9951 skipped for speculative devirtualization to
9952 max-speculative-devirt-maydefs.
9953 * params.def (max-speculative-devirt-maydefs): New param.
9954 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9956 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9959 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9962 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9964 PR tree-optimization/59124
9965 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9966 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9968 2016-03-29 Jeff Law <law@redhat.com>
9970 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9972 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9974 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9977 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9979 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9980 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9981 gcrt0.o if linking dynamically.
9983 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9986 * ipa-devirt.c (methods_equal_p): New function.
9987 (compare_virtual_tables): Use it.
9988 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9989 * cgraphclones.c (clone_function_name_1): Use
9990 symbol_table::symbol_suffix_separator.
9991 * coverage.c (build_var): Likewise.
9992 * symtab.c (symbol_table::symbol_suffix_separator): New.
9994 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9996 PR rtl-optimization/70429
9997 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9998 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9999 mode != result_mode.
10002 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10004 PR tree-optimization/70405
10005 * ssa-iterators.h (num_imm_uses): Add missing braces.
10007 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10009 PR rtl-optimization/68695
10010 * ira-color.c (allocno_copy_cost_saving): New.
10011 (improve_allocation): Use it.
10013 2016-03-29 Richard Henderson <rth@redhat.com>
10015 PR middle-end/70355
10016 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10018 2016-03-29 Richard Biener <rguenther@suse.de>
10020 PR middle-end/70424
10021 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10022 use alignment returned by get_pointer_alignment_1 if it is
10023 bigger than BITS_PER_UNIT.
10024 * builtins.c (get_pointer_alignment_1): Do not return true
10025 for alignment extracted from SSA info.
10027 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10029 * config/ft32/ft32.opt (mnodiv): New.
10030 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10031 * doc/invoke.texi (FT32 Options -mnodiv): New.
10033 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10036 * config/i386/i386.md (define_split, andn): Fix modes.
10038 2016-03-26 Richard Biener <rguenther@suse.de>
10039 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10042 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10044 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10045 as 2nd argument to cl_optimization_restore().
10047 2016-03-25 Richard Henderson <rth@redhat.com>
10050 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10051 * config/aarch64/aarch64-protos.h: Declare it.
10052 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10054 2016-03-25 Alan Modra <amodra@gmail.com>
10057 * config/rs6000/constraints.md (j): Simplify.
10058 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10060 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10061 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10062 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10063 in all constraint alternatives.
10064 (movtd_64bit_nodm): Delete "j" constraint alternative.
10066 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10068 * tree-ssa-propagate.c: Enhance docs for
10069 SSA_PROP_NOT_INTERESTING.
10071 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10073 * doc/extend.texi: Fix typo in documentation to pure attribute.
10075 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10078 * config/pa/pa.md (bswapdi2): Use a scratch register.
10080 2016-03-24 Richard Henderson <rth@redhat.com>
10082 PR middle-end/69845
10083 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10086 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10088 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10089 using ix86_expand_binary_operator instead of gen_andsi3.
10091 2016-03-24 Richard Biener <rguenther@suse.de>
10093 PR tree-optimization/70396
10094 * tree-vect-stmts.c (vectorizable_comparison): Use
10095 get_vectype_for_scalar_type.
10097 2016-03-24 Richard Biener <rguenther@suse.de>
10099 PR middle-end/70370
10100 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10101 with register bases.
10103 2016-03-24 Richard Biener <rguenther@suse.de>
10105 PR tree-optimization/70372
10106 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10107 build_all_ones_cst to also handle vector types correctly.
10109 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10112 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10115 2016-03-23 Marek Polacek <polacek@redhat.com>
10118 * doc/invoke.texi: Document -Wignored-attributes.
10120 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10122 PR tree-optimization/69042
10123 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10124 parameter from 30 to 40.
10126 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10128 PR tree-optimization/69042
10129 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10130 for use with constant offset stripped in base.
10132 2016-03-23 Richard Biener <rguenther@suse.de>
10134 PR middle-end/70251
10135 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10136 mode compatibility check.
10137 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10139 2016-03-23 Jeff Law <law@redhat.com>
10141 PR tree-optimization/64058
10142 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10144 (struct ssa_conflicts): Move up earlier in the file.
10145 (conflicts_, var_map_): New static variables.
10146 (initialize_conflict_count): New function to initialize the
10147 CONFLICT_COUNT field for each conflict pair.
10148 (compare_pairs): Lazily initialize the conflict count and use it
10149 as the first tie-breaker.
10150 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10151 and wipe conflicts_ and map_ around the call to qsort. Remove
10152 special case for 2 coalesce pairs.
10153 * bitmap.c (bitmap_count_unique_bits): New function.
10154 (bitmap_count_bits_in_word): New function, extracted from
10156 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10157 * bitmap.h (bitmap_count_unique_bits): Declare it.
10159 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10162 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10163 transparent alias chain for decl assembler name.
10164 * config/sol2.c (solaris_assemble_visibility): Likewise.
10166 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10168 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10170 (v10_fdivs): Likewise.
10171 (v10_fdivd): Likewise.
10173 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10176 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10177 to not call fclose twice on file.
10179 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10181 PR tree-optimization/70354
10182 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10183 oprnd0 is wider than oprnd1 and there is a cast from the wider
10184 type to oprnd1, mask it with the mask of the narrower type.
10187 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10188 Optimize TARGET_STV splitters, if high or low word of last argument
10191 2016-03-22 Jeff Law <law@redhat.com>
10194 tree-ssa-threadbackward.c
10195 (fsm_find_control_statement_thread_paths): Correctly distinguish
10196 between old style jump threads vs FSM jump threads.
10198 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10201 * config/i386/i386.c (scalar_chain::convert_op): Support
10202 uninitialized register usage case.
10204 2016-03-22 Richard Biener <rguenther@suse.de>
10206 PR middle-end/70251
10207 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10209 (capture::gen_transform): ... to change behavior when substituting
10210 a condition into cond or not-cond expr context.
10211 (dt_simplify::gen_1): Adjust.
10212 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10213 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10214 last change and instead change to
10215 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10216 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10218 2016-03-22 Anthony Green <green@moxielogic.com>
10220 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10221 issue for moxiebox targets.
10222 (CC1PLUS_SPEC): Ditto.
10224 2016-03-22 Richard Biener <rguenther@suse.de>
10226 PR middle-end/70333
10227 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10230 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10232 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10234 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10237 * config/i386/i386.c (def_builtin): Handle
10238 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10240 (const struct builtin_description bdesc_special_args[]):
10241 Remove duplicate ISA bits.
10243 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10246 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10247 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10248 in a way that works also for AVX512BW.
10251 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10252 instead of source if operands[1] is xmm16 and above and
10253 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10254 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10257 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10258 on assign if (*from_p) is a comparison, set it to
10259 TREE_NO_WARNING (*from_p).
10261 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10263 PR middle-end/70326
10264 * lra.c (restore_scratches): Ignore deleted insns.
10266 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10267 Jakub Jelinek <jakub@redhat.com>
10269 PR tree-optimization/70317
10270 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10273 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10276 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10277 of ix86_expand_move.
10279 (movti): Use general_operand for operand 1 predicate.
10281 2016-03-21 Martin Liska <mliska@suse.cz>
10283 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10285 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10287 2016-03-21 Martin Liska <mliska@suse.cz>
10290 * ipa-icf.c (sem_function::parse): Skip static
10291 constructors and destructors.
10293 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10296 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10297 function-like macro, peek following token(s) if it is followed
10298 by CPP_OPEN_PAREN token with optional padding in between, and
10299 if not, don't treat it like a macro.
10301 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10302 Alexander Monakov <amonakov@ispras.ru>
10304 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10305 for the stabs debug format.
10307 2016-03-21 Richard Biener <rguenther@suse.de>
10309 PR tree-optimization/70310
10310 * tree-vect-generic.c (expand_vector_condition): Fold the built
10313 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10316 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10317 Block third alternative for AVX-512VL target,
10319 2016-03-21 Martin Liska <mliska@suse.cz>
10322 * hsa-brig.c (emit_function_directives): Mark unemitted
10323 global variables for emission.
10324 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10325 (get_symbol_for_decl): Likewise.
10326 * hsa.h (struct hsa_symbol): New flag.
10328 2016-03-21 Richard Biener <rguenther@suse.de>
10330 PR tree-optimization/70288
10331 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10332 we do not estimate unsimplified all-constant conditionals or
10333 switches as optimized away.
10335 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10337 PR rtl-optimization/69102
10338 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10339 when we have a readonly dependency context.
10341 2016-03-18 Jeff Law <law@redhat.com>
10343 PR rtl-optimization/70263
10344 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10345 (update_equiv_regs): When trying to move a store to after the insn
10346 that sets the source of the store, make sure the store occurs after
10347 the insn that sets the source of the store. When successful note
10348 the REG_EQUIV note created in the dump file.
10350 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10351 Bernd Schmidt <bschmidt@redhat.com>
10353 * doc/extend.texi: Document more potential problems with basic asms.
10355 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10357 PR rtl-optimization/70278
10358 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10361 2016-03-18 Jason Merrill <jason@redhat.com>
10363 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10365 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10367 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10368 values to 128b regs.
10370 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10372 PR tree-optimization/70252
10373 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10374 boolean vector has a proper number of elements.
10375 (supportable_narrowing_operation): Likewise.
10377 2016-03-18 Tom de Vries <tom@codesourcery.com>
10380 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10382 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10384 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10385 instead of replace_rtx for DEBUG_INSNs.
10387 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10389 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10390 load type reservations.
10392 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10395 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10396 define_constraint for "Q" and "T" constraints.
10398 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10400 Tweak the pipeline model for Exynos M1
10402 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10405 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10408 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10409 where one or both locations aren't within a line_map.
10411 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10414 * opts.c (finish_options): Don't set flag_pie to the default if
10415 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10418 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10420 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10421 true as ALL_REGS argument to replace_rtx.
10423 2016-03-17 Richard Biener <rguenther@suse.de>
10426 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10429 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10432 * rtl.h (replace_rtx): Add ALL_REGS argument.
10433 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10434 equality and assert mode is the same, instead of just rtx pointer
10436 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10437 true as ALL_REGS argument to replace_rtx.
10439 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10441 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10442 for boolean vector with vector mode only.
10443 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10445 2016-03-17 Nick Clifton <nickc@redhat.com>
10448 * config/rx/rx.c (rx_print_integer): Print negative constants in
10451 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10454 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10456 2016-03-16 Richard Henderson <rth@redhat.com>
10457 Richard Biener <rguenth@suse.de>
10459 PR middle-end/70240
10460 PR middle-end/68215
10462 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10463 first operand as is_gimple_condexpr.
10465 PR middle-end/70240
10466 PR middle-end/68215
10468 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10469 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10470 Do not gimplify the result.
10471 (do_unop): Adjust call to tree_vec_extract.
10472 (do_binop): Likewise.
10473 (do_compare): Likewise.
10474 (do_plus_minus): Likewise.
10475 (do_negate): Likewise.
10476 (expand_vector_condition): Likewise.
10477 (do_cond): Likewise.
10479 2016-03-16 Richard Henderson <rth@redhat.com>
10482 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10483 (aarch64_classify_address): Use it.
10484 (aarch64_legitimize_address): Force all subexpressions of PLUS
10485 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10487 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10488 Richard Biener <rguenth@suse.de>
10491 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10492 return to even if only REGNO is equal, and assert
10495 2016-03-11 Jeff Law <law@redhat.com>
10497 PR rtl-optimization/70224
10498 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10500 2016-03-16 Richard Henderson <rth@redhat.com>
10502 PR middle-end/70199
10503 * function.h (struct function): Add has_forced_label_in_static.
10504 * gimplify.c (force_labels_r): Set it.
10505 * lto-streamer-in.c (input_struct_function_base): Read it.
10506 * lto-streamer-out.c (output_struct_function_base): Write it.
10507 * tree-inline.c (has_label_address_in_static_1): Remove.
10508 (copy_forbidden): Remove fndecl parameter; test
10509 has_forced_label_in_static.
10510 (inline_forbidden_p): Update call to copy_forbidden.
10511 (tree_versionable_function_p): Likewise.
10512 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10513 (chkp_versioning): Likewise.
10514 * tree-inline.h (copy_forbidden): Update decl.
10516 2016-03-16 Marek Polacek <polacek@redhat.com>
10519 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10520 function being thunked if the result type doesn't have fixed size.
10521 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10522 doesn't have fixed size.
10524 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10526 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10527 reporting malformed loop nest.
10529 2016-03-16 Tom de Vries <tom@codesourcery.com>
10532 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10533 nodes.length () == 1 test to before first nodes[0] access.
10535 2016-03-16 Tom de Vries <tom@codesourcery.com>
10537 PR tree-optimization/68715
10538 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10539 single_pred_p test.
10541 2016-03-16 Tom de Vries <tom@codesourcery.com>
10543 PR tree-optimization/68809
10544 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10547 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10548 Sandra Loosemore <sandra@codesourcery.com>
10550 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10551 on leaf attribute. Mention ELF interposition problems.
10553 2016-03-16 Alan Modra <amodra@gmail.com>
10555 PR rtl-optimization/69195
10556 PR rtl-optimization/47992
10557 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10560 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10563 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10565 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10567 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10569 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10571 PR rtl-optimization/70222
10572 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10573 optimization if mode is different from result_mode, queue up masking
10574 of the result in outer_op. Formatting fix.
10576 PR middle-end/70239
10577 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10580 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10582 PR rtl-optimization/69032
10583 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10584 looping backwards over basic block insns.
10586 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10589 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10590 to non-speculative when propagating trap bits.
10592 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10594 PR rtl-optimization/63384
10595 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10596 DEBUG_INSN_P insns.
10598 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10601 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10602 factored out from ...
10603 (sched_analyze_insn): ... here.
10604 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10605 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10606 get_implicit_reg_pending_clobbers in it.
10607 (setup_id_reg_sets): Use setup_id_implicit_regs.
10608 (deps_init_id): Ditto.
10610 2016-03-15 Tom de Vries <tom@codesourcery.com>
10613 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10615 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10616 execute_function_dump.
10617 (execute_one_pass): Don't dump function if it will be dumped after ipa
10620 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10622 * genrecog.c (match_pattern_2): If pred is NULL don't call
10623 safe_predicate_mode on it.
10625 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10627 PR middle-end/70219
10628 * lra-constraints.c (delete_move_and_clobber): Change assertion
10629 to also allow dregno == 0.
10631 2016-03-14 Richard Henderson <rth@redhat.com>
10634 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10635 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10636 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10637 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10640 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10643 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10645 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10647 * lra-constraints.c (split_reg): For hard regs, try to find the
10648 biggest single-register mode used in the function.
10650 2016-03-14 Richard Biener <rguenther@suse.de>
10652 PR tree-optimization/56365
10653 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10654 constants to compare against.
10656 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10659 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10660 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10661 (define_split for the GPR case): Use int_reg_operand instead of
10662 gpc_reg_operand for the output.
10664 2016-03-14 Tom de Vries <tom@codesourcery.com>
10666 PR tree-optimization/70045
10667 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10668 create_empty_if_region_on_edge argument.
10670 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10672 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10673 (STACK_CHECK_PROTECT): Likewise.
10674 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10675 (STACK_CHECK_PROTECT): Likewise.
10676 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10677 (STACK_CHECK_PROTECT): Likewise.
10678 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10679 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10680 (STACK_CHECK_PROTECT): Likewise.
10682 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10684 PR rtl-optimization/69307
10685 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10686 registers in modes that span more than one register.
10688 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10691 * lra-constraints.c (delete_move_and_clobber): New.
10692 (remove_inheritance_pseudos): Use it.
10694 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10697 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10698 the libcall is LCT_THROW.
10699 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10700 for the checking routine.
10702 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10705 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10706 optimization if we have direct move.
10707 (roundu32<mode>2_fprs): Likewise.
10709 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10712 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10714 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10715 Arguments swapped. All callers changed. Take reg_renumber into
10716 account, and Calculate and compare register ranges for hard regs.
10718 2016-03-11 Jeff Law <law@redhat.com>
10720 PR tree-optimization/70190
10721 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10722 Handle cases where we can not extract the taken edge, even though we
10723 found a constant value.
10725 PR tree-optimization/64058
10726 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10727 (num_coalesce_pairs): Move up earlier in file.
10728 (find_coalesce_pair): Initialize the INDEX field for each pair
10730 (compare_pairs): No longer sort on the elements in each pair.
10731 Instead break ties with the index of the coalesce pair.
10733 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10736 * config/aarch64/aarch64-protos.h
10737 (aarch64_save_restore_target_globals): New prototype.
10738 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10739 Call the above when popping pragma.
10740 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10742 (aarch64_set_current_function): Rewrite using the above.
10744 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10746 PR tree-optimization/70177
10747 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10748 (extract_ops_from_tree): ... this. In the 2 argument
10749 overload remove _1 suffix.
10750 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10751 (extract_ops_from_tree): ... this.
10752 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10754 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10755 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10756 extract_ops_from_tree instead of 2 operand one.
10758 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10760 PR tree-optimization/70013
10761 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10762 for constant-pool entries.
10764 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10766 PR rtl-optimization/70174
10767 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10768 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10770 PR tree-optimization/70169
10771 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10772 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10775 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10776 Jakub Jelinek <jakub@redhat.com>
10779 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10780 of uninitialized values.
10782 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10784 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10786 ("*trunctddd2"): New pattern definition.
10787 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10790 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10792 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10793 definitions for BFP and DFP rounding modes.
10794 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10795 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10796 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10797 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10800 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10802 * config/s390/constraints.md: Adjust comment.
10803 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10804 s390_decompose_addrstyle_without_index.
10805 * config/s390/predicates.md (shift_count_or_setmem_operand):
10806 Rename to setmem_operand.
10807 * config/s390/s390-protos.h
10808 (s390_decompose_shift_count): Rename to
10809 s390_decompose_addrstyle_without_index.
10810 * config/s390/s390.c (s390_decompose_shift_count)
10811 (s390_mem_constraint, print_shift_count_operand)
10812 (print_operand_address, print_operand): Rename
10813 s390_decompose_shift_count to
10814 s390_decompose_addrstyle_without_index and rename
10815 print_shift_count_operand to print_addrstyle_operand troughout the
10817 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10818 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10819 Rename shift_count_or_setmem_operand to setmem_operand.
10820 * config/s390/vx-builtins.md ("vec_insert<mode>")
10821 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10824 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10827 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10828 Handle overlapping retval and newval.
10830 2016-03-10 Nick Clifton <nickc@redhat.com>
10833 * config/aarch64/aarch64.c
10834 (aarch64_override_options_after_change_1): When forcing
10835 flag_omit_frame_pointer to be true, use a special value that can
10836 be detected if this function is called again, thus preventing
10837 flag_omit_leaf_frame_pointer from being forced to be false.
10839 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10841 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10842 Set x_flag_omit_leaf_frame_pointer when handling
10843 -momit-leaf-frame-pointer.
10845 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10848 * cgraph.c (cgraph_node::dump): Dump split_part and
10849 indirect_call_target.
10850 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10851 * ipa.c (has_addr_references_p): Cleanup.
10852 (is_indirect_call_target_p): New.
10853 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10854 called indirectly as local.
10855 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10857 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10860 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10861 on cxa_pure_virtual.
10863 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10866 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10868 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10871 * tree.c (need_assembler_name_p): Only record main variant type names.
10873 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10876 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10877 Always define to 0 or 1.
10878 (TARGET_FIX_ERR_A53_843419): New macro.
10879 * config/aarch64/aarch64-elf-raw.h
10880 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10881 * config/aarch64/aarch64-linux.h: Likewise.
10882 * config/aarch64/aarch64.c
10883 (aarch64_override_options_after_change_1): Do not default
10884 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10886 (aarch64_attributes): Handle fix-cortex-a53-843419.
10887 (aarch64_can_inline_p): Likewise.
10888 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10890 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10891 Jakub Jelinek <jakub@redhat.com>
10893 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10894 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10895 DECL_COMMONS if flag_unconstrained_commons is set.
10896 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10897 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10898 (funconstrained-commons): Document.
10900 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10902 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10903 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10905 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10907 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10908 has a proper number of elements.
10910 2016-03-10 Alan Modra <amodra@gmail.com>
10912 PR rtl-optimization/69195
10913 PR rtl-optimization/47992
10914 * ira.c (recorded_label_ref): Delete.
10915 (update_equiv_regs): Return void.
10916 (indirect_jump_optimize): New function.
10917 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10918 before regstat_compute_ri. Don't rebuild_jump_labels here.
10919 Delete update_regstat.
10921 2016-03-10 Richard Biener <rguenther@suse.de>
10923 PR tree-optimization/70128
10924 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10925 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10927 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10929 PR tree-optimization/70152
10930 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10931 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10934 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10935 instead of gen_sse2_loadlpd.
10936 * config/i386/sse.md (*vec_concatv2df): Rename to...
10937 (vec_concatv2df): ... this.
10939 PR tree-optimization/70127
10940 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10942 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10946 * diagnostic-show-locus.c (compatible_locations_p): New function.
10947 (layout::layout): Sanitize ranges using compatible_locations_p.
10949 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10953 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10954 location_range param with three const expanded_locations * and a
10956 (layout::layout): Replace call to
10957 rich_location::lazily_expand_location with get_expanded_location.
10958 Extract the range and perform location expansion here, passing
10959 the results to the layout_range ctor.
10960 * diagnostic.c (source_range::debug): Delete.
10961 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10962 of rich_location::get_expanded_location.
10963 * gcc-rich-location.c (get_range_for_expr): Delete.
10964 (gcc_rich_location::add_expr): Reimplement to avoid the
10965 rich_location::add_range overload that took a location_range,
10966 passing a location_t instead.
10968 2016-03-09 Richard Biener <rguenther@suse.de>
10969 Jakub Jelinek <jakub@redhat.com>
10971 PR tree-optimization/70138
10972 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10973 Also skip vect_double_reduction_def.
10975 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10978 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10979 if the operand is "m".
10981 2016-03-09 Nathan Sidwell <nathan@acm.org>
10983 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10985 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10987 * config/i386/i386.c (processor_target_table): Fix cost table
10988 intialization order for znver1.
10990 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10992 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10993 - becuase -> because.
10994 * ipa-reference.c (ignore_module_statics): Likewise.
10995 * cgraph.c (cgraph_node::get_body): Likewise.
10996 * ipa-inline.c (early_inliner): Likewise.
10997 * ipa-devirt.c (types_same_for_odr): Likewise.
10998 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10999 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11001 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11003 * tree-ssa-math-opts.c: Fix typo in comment.
11005 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11008 * config/i386/i386.c (scalar_chain::make_vector_copies,
11009 scalar_chain::convert_reg): Call end_sequence in between
11010 get_insns and emit_conversion_insns rather than after both
11013 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11016 * config/i386/i386.h (machine_function): Add
11017 pc_thunk_call_expanded flag.
11018 (ix86_pc_thunk_call_expanded): New define.
11019 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11020 (*set_got): Rename insn pattern from set_got.
11021 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11022 * config/i386/i386.c (ix86_compute_frame_layout): Use
11023 ix86_pc_thunk_call_expanded to prevent red-zone.
11025 2016-03-07 Martin Jambor <mjambor@suse.cz>
11027 * hsa.h (hsa_get_ctor_statements): Declare.
11028 (hsa_get_dtor_statements): Likewise.
11029 (hsa_get_kernel_dispatch_type): Likewise.
11030 * hsa.c (hsa_get_ctor_statements): New function.
11031 (hsa_get_dtor_statements): Likewise.
11032 (hsa_get_kernel_dispatch_type): Likewise.
11033 * hsa-brig.c (hsa_cdtor_statements): Removed.
11034 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11035 hsa_get_dtor_statements.
11036 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11037 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11039 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11041 * config/arm/arm-cores.def (cortex-r8): New.
11042 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11043 * config/arm/arm-tune.md: Likewise.
11044 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11046 2016-03-07 Martin Sebor <msebor@redhat.com>
11048 PR rtl-optimization/19705
11049 * doc/invoke.texi (Options That Control Optimization): Clarify
11050 -fno-branch-count-reg.
11052 2016-02-26 Richard Biener <rguenther@suse.de>
11053 Jeff Law <law@redhat.com>
11055 PR tree-optimization/69740
11056 * cfghooks.c (remove_edge): Request loop fixups if we delete
11057 an edge that might turn an irreducible loop into a natural
11059 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11060 Move after definition of loops_state_clear.
11062 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11064 PR rtl-optimization/69052
11065 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11068 2016-03-07 Tom de Vries <tom@codesourcery.com>
11070 PR tree-optimization/70116
11071 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11072 is_tm_ending stmts and ubsan/asan internal functions.
11073 (find_duplicate): Use it. Don't test is_tm_ending here.
11075 2016-03-07 Richard Biener <rguenther@suse.de>
11077 PR tree-optimization/70115
11078 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11079 (propagate_constants_for_unrolling): Use replace_uses_by.
11081 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11083 PR middle-end/69916
11084 * omp-low.c (struct oacc_loop): Add ifns.
11085 (new_oacc_loop_raw): Initialize it.
11086 (finish_oacc_loop): Clear mask & flags if no ifns.
11087 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11088 (oacc_loop_xform_loop): Add ifns arg & adjust.
11089 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11091 2016-03-07 Richard Henderson <rth@redhat.com>
11094 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11095 (insert_value_copy_on_edge): Likewise.
11097 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11099 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11101 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11104 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11106 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11108 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11110 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11112 Fix sseimul type attribute.
11113 * config/i386/znver1.md
11114 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11115 znver1_sseimul_avx256_load) : Fix the type attribute.
11116 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11117 pipe usage and latency.
11119 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11122 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11123 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11126 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11129 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11131 PR rtl-optimization/69941
11132 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11133 the reg share its mode.
11135 2016-03-04 Jeff Law <law@redhat.com>
11137 PR tree-optimization/69196
11138 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11139 If the both SSA_NAMEs are anonymous, then consider them unassociated
11140 and include the PHI in the statement count.
11142 2016-03-05 Tom de Vries <tom@codesourcery.com>
11144 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11145 construct in oacc routine. Check for oacc region in oacc routine.
11147 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11150 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11151 2016-02-22 changes, instead don't recurse if RECUR is already true.
11152 Don't change *dynamic_check if RECUR. Adjust recursive caller
11153 to pass true to the new argument.
11154 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11157 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11158 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11160 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11162 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11164 PR rtl-optimization/57676
11165 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11166 with flag_checking.
11168 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11170 * tree-vect-patterns.c (search_type_for_mask): Handle
11171 comparison of booleans.
11173 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11175 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11179 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11180 all other ops that have dw_val_class_die_ref operands,
11181 and DW_OP_GNU_entry_value.
11183 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11185 PR rtl-optimization/69904
11186 * config/arm/arm.c (arm_cannot_copy_insn_p):
11187 Return true for load-exclusive instructions.
11189 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11192 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11193 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11194 the pattern no matter if it is used just by non-pattern, pattern
11196 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11197 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11198 oprnd1 def_stmt is in pattern, don't look through it.
11200 2016-03-03 Marek Polacek <polacek@redhat.com>
11202 PR middle-end/70050
11203 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11205 2016-03-03 Martin Liska <mliska@suse.cz>
11207 PR tree-optimization/70043
11208 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11209 previous statement if we see a debug statement.
11211 2016-03-03 Richard Biener <rguenther@suse.de>
11213 PR tree-optimization/55936
11214 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11215 parameter and guard unsafe equivalence use.
11216 (vrp_evaluate_conditional_warnv_with_ops): Always use
11217 safe equivalences but not via the quadratic compare_names
11220 2016-03-03 Michael Collison <michael.collison@linaro.org>
11223 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11224 for operand 1 to s_register_operand. Change predicate for operand
11225 2 to arm_not_immediate_operand.
11227 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11229 * doc/tm.texi: Regenerated.
11231 2016-03-02 Richard Henderson <rth@redhat.com>
11234 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11235 simplification when all args are positive non-fixed registers.
11237 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11239 * target.def (lra_p): Specify that new ports should use LRA.
11241 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11244 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11245 gimplify_type_sizes the type they refer to.
11246 (omp_notice_variable): Handle reference vars to VLAs.
11247 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11248 reference to VLA decls in the second pass instead of first pass.
11250 2016-03-02 Tom de Vries <tom@codesourcery.com>
11252 PR tree-optimization/68659
11253 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11254 new_expr == NULL_TREE.
11255 (get_new_name): Handle ADDR_EXPR.
11257 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11259 PR rtl-optimization/69052
11260 * loop-invariant.c (canonicalize_address): New function.
11261 (inv_can_prop_to_addr_use): Check validity of address expression
11262 which is canonicalized by above function.
11264 2016-03-02 Alan Modra <amodra@gmail.com>
11267 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11270 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11273 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11274 (*movhi_internal): Put mask moves from and to memory separately
11275 from moves from/to GPRs.
11277 2016-03-02 Richard Biener <rguenther@suse.de>
11279 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11280 GENERIC expressions in GIMPLE.
11282 2016-03-02 Richard Biener <rguenther@suse.de>
11284 * config/i386/i386.c (type_natural_mode): Fix typo.
11286 2016-03-02 Nick Clifton <nickc@redhat.com>
11288 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11290 2016-03-02 Richard Biener <rguenther@suse.de>
11291 Uros Bizjak <ubizjak@gmail.com>
11294 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11296 2016-03-02 Richard Biener <rguenther@suse.de>
11298 PR middle-end/67278
11299 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11301 2016-03-02 Marek Polacek <polacek@redhat.com>
11304 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11305 "is promoted to" warning.
11307 2016-03-01 DJ Delorie <dj@redhat.com>
11309 * config.gcc: Deprecate mep-*.
11311 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11313 PR middle-end/70025
11314 * lra-constraints.c (regno_val_use_in): New.
11315 (match_reload): Use it instead of regno_use_in.
11317 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11319 PR rtl-optimization/70007
11320 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11321 references present in REG_EQUAL notes attached to non-SET patterns.
11323 2016-03-01 Jeff Law <law@redhat.com>
11325 PR tree-optimization/69196
11326 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11327 Appropriately clamp the number of statements to copy when the
11328 thread path does not traverse a loop backedge.
11330 PR tree-optimization/69196
11331 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11332 Do count some PHIs in the thread path against the insn count. Decrease
11333 final statement count by one as the control statement in the last
11334 block will get removed. Remove special cased code for handling PHIs
11337 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11340 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11341 asm dialect alternatives to explicit GOTPCREL calls.
11343 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11346 * ira.c (do_reload): Issue warning for generic stack checking here...
11347 * reload1.c (reload): ...instead of here and streamline it.
11349 2016-03-01 Nick Clifton <nickc@redhat.com>
11351 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11353 2016-03-01 Richard Biener <rguenther@suse.de>
11355 PR tree-optimization/69983
11356 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11357 types and fall back to operand_equal_p.
11359 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11362 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11364 * config/s390/constraints.md ("jm8"): New constraint.
11365 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11367 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11369 ("*setmem_long<setmem_and>"): New pattern.
11370 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11372 ("*setmem_long_31z<setmem_and>"): New pattern.
11373 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11374 New substitution rules with the required attributes.
11377 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11380 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11382 * gensupport.c (process_substs_on_one_elem): Split loop to
11383 complete mark_operands_used_in_match_dup on all expressions in the
11385 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11386 and remove function.
11388 2016-03-01 Richard Biener <rguenther@suse.de>
11390 PR middle-end/70022
11391 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11392 vector BIT_FIELD_REF extract.
11394 2016-03-01 Richard Biener <rguenther@suse.de>
11396 PR tree-optimization/69994
11397 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11399 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11401 PR tree-optimization/69956
11402 * tree-vect-stmts.c (supportable_widening_operation): Support
11403 multi-step conversion of boolean vectors.
11404 (supportable_narrowing_operation): Likewise.
11406 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11408 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11411 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11413 * config/s390/subst.md (DSI_VI): New mode iterator.
11414 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11415 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11416 the insn definition.
11417 ("*vec_set<mode>"): Change predicate and add alternative to
11418 support only either register or const_int operands as element
11420 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11422 ("vec_extract<mode>"): New expander.
11423 ("*vec_extract<mode>"): New insn definition supporting reg and
11424 const_int element selectors.
11425 ("*vec_extract<mode>_plus"): New insn definition supporting
11426 reg+const_int element selectors.
11427 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11428 following expander+insn definition.
11429 ("<vec_shifts_name><mode>3"): New expander.
11430 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11432 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11434 * config/s390/s390.md ("*tabort_1"): Change predicate to
11435 nonmemory_operand. Add a second alternative to cover
11436 register as well as const int operands.
11437 ("*tabort_1_plus"): New pattern definition.
11439 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11441 * config/s390/s390.md ("*ashrdi3_cc_31")
11442 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11443 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11444 Merge insn definitions into ...
11445 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11446 New pattern definition.
11447 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11448 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11449 ("*ashr<mode>3_and"): Merge insn definitions into ...
11450 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11451 New pattern definition.
11452 * config/s390/subst.md ("addr_style_op_cc_subst")
11453 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11454 substitutions patterns plus attributes.
11455 Add ashiftrt to SUBST iterator.
11457 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11459 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11460 op2 to nonmemory_operand.
11461 ("*<shift>di3_31", "*<shift>di3_31_and"):
11462 Merge into single pattern definition ...
11463 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11464 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11465 pattern definition ...
11466 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11467 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11470 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11472 * config/s390/predicates.md (const_int_6bitset_operand): New
11474 * config/s390/s390.md: Include subst.md.
11475 ("rotl<mode>3"): New expander.
11476 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11478 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11479 * config/s390/subst.md: New file.
11481 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11483 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11484 Remove RRR type. It doesn't really exist.
11485 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11487 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11488 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11489 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11490 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11491 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11492 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11493 `enabled' attribute.
11495 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11497 * gensupport.c (process_substs_on_one_elem): Split loop to
11498 complete mark_operands_used_in_match_dup on all expressions in the
11500 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11501 and remove function.
11503 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11506 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11507 (CEIL_NWORDS): ...this. Use CEIL macro.
11508 (compute_fp_layout): Adjust to above renaming.
11509 (function_arg_union_value): Likewise.
11510 (sparc_arg_partial_bytes): Likewise.
11511 (sparc_function_arg_advance): Likewise.
11513 2016-02-29 Jeff Law <law@redhat.com>
11515 PR tree-optimization/70005
11516 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11517 where an object with a boolean range is compared against a value
11520 PR tree-optimization/69999
11521 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11522 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11525 2016-02-29 Richard Biener <rguenther@suse.de>
11527 PR tree-optimization/69994
11528 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11529 (get_unary_op): Look through nop conversions.
11530 (ops_equal_values_p): New function, look for equality diregarding
11532 (eliminate_plus_minus_pair): Use ops_equal_values_p
11533 (repropagate_negates): Do not use get_unary_op here.
11535 2016-02-29 Martin Liska <mliska@suse.cz>
11537 * system.h: Poison ENABLE_CHECKING macro.
11539 2016-02-29 Martin Liska <mliska@suse.cz>
11541 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11542 is presented in dump flags.
11543 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11544 (hsa_regalloc): Likewise.
11546 2016-02-19 Richard Biener <rguenther@suse.de>
11548 PR tree-optimization/69980
11549 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11550 permutation of those we need to keep.
11552 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11555 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11556 (NWORDS_UP): ...this
11557 (init_cumulative_args): Minor tweaks.
11558 (sparc_promote_function_mode): Likewise.
11559 (scan_record_type): Delete.
11560 (traverse_record_type): New function template.
11561 (classify_data_t): New structure type.
11562 (classify_registers): New inline function.
11563 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11564 exhausted. Instantiate traverse_record_type on classify_registers and
11565 deal with the case of a structure passed in slot #15 with no FP field
11567 (assign_data_t): New structure type.
11568 (compute_int_layout): New static function.
11569 (compute_fp_layout): Likewise.
11570 (count_registers): New inline function.
11571 (assign_int_registers): New static function.
11572 (assign_fp_registers): Likewise.
11573 (assign_registers): New inline function.
11574 (function_arg_record_value_1): Delete.
11575 (function_arg_record_value_2): Likewise.
11576 (function_arg_record_value_3): Likewise.
11577 (function_arg_record_value): Adjust to above changes. Instantiate
11578 traverse_record_type on count_registers to first count the number of
11579 registers to be used and then on assign_registers to assign them.
11580 (function_arg_union_value): Adjust to above renaming.
11581 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11582 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11583 case of a structure passed in slot #15
11584 (sparc_function_arg_advance): Likewise.
11585 (function_arg_padding): Minor tweak.
11587 2016-02-29 Richard Biener <rguenther@suse.de>
11589 PR tree-optimization/69720
11590 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11591 the adjustment_def path for possibly vectorized defs.
11592 (vect_create_epilog_for_reduction): Handle vectorized initial
11595 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11597 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11599 2016-02-27 Jeff Law <law@redhat.com>
11602 2016-02-26 Richard Biener <rguenther@suse.de>
11603 Jeff Law <law@redhat.com>
11605 PR tree-optimization/69740
11606 * cfghooks.c (remove_edge): Request loop fixups if we delete
11607 an edge that might turn an irreducible loop into a natural
11610 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11612 PR rtl-optimization/69896
11613 * tree-vect-generic.c (get_compute_type): Avoid single element
11616 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11618 Rename the AArch64 tuning option and related functions to enable the
11619 Newton series for the reciprocal square root to reflect its
11620 approximative characteristic.
11622 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11623 function to "aarch64_emit_approx_rsqrt".
11624 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11625 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11626 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11627 (xgene1_tunings): Likewise.
11628 (use_rsqrt_p): Likewise.
11629 (aarch64_emit_swrsqrt): Use new function name.
11630 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11631 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11632 text explaining this option.
11633 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11635 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11638 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11639 complain about -mallow-movmisalign without -mvsx if
11640 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11642 2016-02-26 Joel Sherrill <joel@rtems.org>
11644 * config.gcc: Add x86_64-*-rtems*.
11645 * config/i386/rtems-64.h: New file.
11647 2016-02-26 Joel Sherrill <joel@rtems.org>
11649 * config.gcc: Add aarch64-*-rtems*.
11650 * config/aarch64/rtems.h: New file.
11652 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11655 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11656 shift amount using %h. Add comment.
11658 2016-02-26 Richard Biener <rguenther@suse.de>
11659 Jeff Law <law@redhat.com>
11661 PR tree-optimization/69740
11662 * cfghooks.c (remove_edge): Request loop fixups if we delete
11663 an edge that might turn an irreducible loop into a natural
11666 2016-02-26 Martin Jambor <mjambor@suse.cz>
11668 PR middle-end/69920
11669 * tree-sra.c (sra_modify_assign): Do not remove loads of
11670 uninitialized aggregates to SSA_NAMEs.
11672 2016-02-26 Richard Henderson <rth@redhat.com>
11675 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11676 pseudo in case the target rtx matches the source of the left
11679 2016-02-26 Martin Jambor <mjambor@suse.cz>
11682 * hsa.h (hsa_type_packed_p): Declare.
11683 * hsa.c (hsa_type_packed_p): New function.
11684 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11686 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11687 * hsa-brig.c (emit_basic_insn): Likewise.
11689 2016-02-26 Martin Jambor <mjambor@suse.cz>
11692 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11694 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11696 2016-02-26 Martin Jambor <mjambor@suse.cz>
11698 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11699 hsa_op_with_type operands.
11700 (hsa_unsigned_type_for_type): Declare.
11701 * hsa.c (hsa_unsigned_type_for_type): New function.
11702 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11703 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11704 the finalizer. Do not emit extra move.
11706 2016-02-26 Martin Jambor <mjambor@suse.cz>
11708 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11709 atomic operations in private segment.
11711 2016-02-26 Martin Jambor <mjambor@suse.cz>
11713 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11714 statements to wi->info. Also disallow omp simd constructs.
11715 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11716 for not gridifying. Dump special string for omp_for.
11718 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11721 * config/aarch64/aarch64.c (aarch64_set_current_function):
11722 Save/restore target globals when switching to
11723 target_option_default_node.
11725 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11728 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11729 Return 0 if !SHIFT_COUNT_TRUNCATED.
11731 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11732 Eric Botcazou <ebotcazou@adacore.com>
11734 PR rtl-optimization/69891
11735 * dse.c (scan_insn): If we can't figure out memset arguments
11736 or they are non-constant, call clear_rhs_from_active_local_stores.
11738 2016-02-26 Martin Liska <mliska@suse.cz>
11740 * doc/extend.texi: Mention clog10, clog10f an clog10l
11741 in Builtins section.
11743 2016-02-26 Martin Liska <mliska@suse.cz>
11745 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11747 (resolve_args_picking_1): Likewise.
11748 * dwarf2out.h (struct GTY): Likewise.
11750 2016-02-26 Martin Liska <mliska@suse.cz>
11752 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11753 with flag_checking.
11754 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11756 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11757 Martin Liska <mliska@suse.cz>
11759 * doc/install.texi: Mention --enable-valgrind-annotations.
11761 2016-02-26 Richard Biener <rguenther@suse.de>
11763 PR tree-optimization/69551
11764 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11765 looking through aliases adjust DECL_PT_UID to refer to the
11766 ultimate alias target.
11768 2016-02-25 Martin Liska <mliska@suse.cz>
11770 PR middle-end/69919
11771 * alloc-pool.c (after_memory_report): New variable.
11772 * alloc-pool.h (base_pool_allocator ::release): Do not use
11773 the infrastructure if after_memory_report.
11774 * toplev.c (toplev::main): Mark after memory report.
11776 2016-02-25 Richard Biener <rguenther@suse.de>
11778 PR tree-optimization/48795
11779 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11781 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11784 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11785 offloading is enabled and -fopenacc or -fopenmp is specified.
11786 (CRTOFFLOADEND): Likewise.
11787 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11788 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11789 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11790 (offload_objects_file_name): New static var.
11791 (tool_cleanup): Remove offload_objects_file_name file.
11792 (find_offloadbeginend): Replace with ...
11793 (find_crtoffloadtable): ... this.
11794 (run_gcc): Remove offload_argc and offload_argv.
11795 Get offload_objects_file_name from -foffload-objects=... option.
11796 Read names of object files with offload from this file, pass them to
11797 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11798 don't pass offloadbegin and offloadend to the linker. Don't pass
11799 offload non-LTO files to the linker, because now they're not claimed.
11801 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11804 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11805 on builtin_unreachable.
11807 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11809 PR rtl-optimization/69896
11810 * regcprop.c: Include cfgrtl.h.
11811 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11812 than remembered mode, either delete it (if noop_move_p), or
11813 treat like copy_p but not noop_p instruction.
11815 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11818 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11819 - allow NULL decl for Fortran DW_TAG_common_block variables.
11821 2016-02-24 Jason Merrill <jason@redhat.com>
11823 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11825 2016-02-24 Richard Biener <rguenther@suse.de>
11826 Jakub Jelinek <jakub@redhat.com>
11828 PR middle-end/69760
11829 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11830 conditionally executed ops to well-defined overflow behavior.
11832 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11834 PR middle-end/69915
11835 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11838 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11840 PR rtl-optimization/69886
11841 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11842 argument. Use it when checking validity of set instructions.
11843 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11844 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11846 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11847 * store-motion.c (find_moveable_store): Update
11848 can_assign_to_reg_without_clobbers_p callsite.
11850 2016-02-24 Richard Biener <rguenther@suse.de>
11852 PR middle-end/68963
11853 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11855 (record_nonwrapping_iv): Do not fall back to the low/high bound
11856 for non-constant IV bases if the stmt is not always executed.
11858 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11860 * config/arm/arm-cores.def (cortex-a32): New entry.
11861 * config/arm/arm-tables.opt: Regenerate.
11862 * config/arm/arm-tune.md: Regenerate.
11863 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11864 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11865 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11866 for -mcpu and -mtune.
11868 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11871 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11872 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11873 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11874 (atomic_loaddi_1): Delete.
11875 (atomic_loaddi): Rewrite expander using the above changes.
11877 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11880 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11883 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11884 Richard Biener <rguenth@suse.de>
11886 PR middle-end/69909
11887 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11888 set_mem_attributes if tem is SSA_NAME which got expanded
11891 2016-02-24 Richard Biener <rguenther@suse.de>
11893 PR tree-optimization/69907
11894 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11895 end of permutations for BB vectorization.
11897 2016-02-24 Christian Bruel <christian.bruel@st.com>
11899 * config/arm/arm-c.c (arm_option_override): Initialize
11900 target_option_current_node.
11901 * config/arm/arm.c (arm_pragma_target_parse): Replace
11902 build_target_option_node call by target_option_current_node.
11903 Set target_option_current_node.
11906 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11909 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11910 define_insn_and_split to define_insn.
11911 (zero_extendqi<mode>2_dot2): Same.
11912 (extendqi<mode>2_dot): Same.
11913 (extendqi<mode>2_dot2): Same.
11915 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11917 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11918 and add bypass for AES{D,E} and AESMC pairs.
11919 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11922 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11924 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11925 series for reciprocal square root in Exynos M1.
11927 2016-02-23 Martin Sebor <msebor@redhat.com>
11930 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11931 __builtin_alloca_with_align.
11933 2016-02-23 Richard Henderson <rth@redhat.com>
11935 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11936 (ix86_register_pragmas): Remove __seg_tls.
11937 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11938 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11939 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11940 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11941 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11942 * doc/extend.texi (__seg_tls): Remove item.
11944 2016-02-23 Richard Biener <rguenther@suse.de>
11946 * alloc-pool.h (struct allocation_object): Make id member
11947 conditional on CHECKING_P again.
11948 (get_instance): Adjust.
11949 (base_pool_allocator): Likewise.
11951 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11953 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11954 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11956 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11958 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11960 2016-02-23 Richard Biener <rguenther@suse.de>
11962 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11963 * bitmap.h (struct bitmap_usage): Likewise.
11964 (bitmap_move): Declare.
11965 * bitmap.c (register_overhead): Take size_t argument.
11966 (bitmap_move): New function.
11967 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11968 to properly account overhead.
11969 * tree.c (free_node): Use tree_size.
11971 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11974 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11975 when inverting comparison.
11978 * common.opt (Wunreachable-code): Add Warning flag.
11980 2016-02-23 Mark Wielaard <mjw@redhat.com>
11981 Jakub Jelinek <jakub@redhat.com>
11984 * cgraphunit.c (check_global_declaration): Check main_input_filename
11985 and DECL_SOURCE_FILE are not NULL.
11987 2016-02-23 Martin Jambor <mjambor@suse.cz>
11989 PR tree-optimization/69666
11990 * tree-sra.c (sra_modify_assign): Do not attempt to create
11991 default_def replacements for unscalarizable regions.
11993 2016-02-20 Mark Wielaard <mjw@redhat.com>
11996 * cgraphunit.c (check_global_declaration): Check level of
11997 warn_unused_const_variable and main_input_filename.
11998 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11999 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12000 (-Wunused-const-variable): Explain levels 1 and 2.
12002 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12005 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12006 identical arguments. Formatting and spelling fixes.
12009 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12014 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12015 and m68k-devices.def.
12016 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12017 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12019 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12021 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12022 and HImode registers.
12024 2016-02-22 Richard Biener <rguenther@suse.de>
12026 PR tree-optimization/69882
12027 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12028 preserve permutations present because of gaps.
12029 (vect_supported_load_permutation_p): Always continue checking
12030 permutations after vect_attempt_slp_rearrange_stmts.
12032 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12034 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12035 min_profitable_estimate, rather than min_profitable_iters.
12037 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12040 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12041 SImode for last match_operand.
12043 2016-02-22 Martin Liska <mliska@suse.cz>
12045 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12046 return bitsize - 1 as the return value.
12048 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12052 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12053 Handle negative shift counts.
12054 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12055 force_reg on the shift constant.
12056 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12057 (lshrsi3_d): Handle negative shift counts.
12059 2016-02-22 Richard Biener <rguenther@suse.de>
12060 Tom de Vries <tom@codesourcery.com>
12062 * graph.c: Include dumpfile.h.
12063 (print_graph_cfg): Split into three overloads.
12064 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12066 2016-02-22 Tom de Vries <tom@codesourcery.com>
12068 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12071 2016-02-22 Richard Biener <rguenther@suse.de>
12074 * ipa-inline-transform.c (inline_call): When not updating
12075 overall summaries adjust self size by the growth estimate.
12076 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12077 hash-set, do not update overall summaries here. Renamed from ...
12078 (inline_to_all_callers): ... this which is now wrapping the
12079 above and performing delayed overall summary update.
12080 (early_inline_small_functions): Delay updating of the overall
12083 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12085 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12088 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12091 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12092 :%* in %:gt() argument.
12093 (greater_than_spec_func): Adjust for expecting only numbers,
12094 if there are more than two numbers, compare the last two.
12096 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12098 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12099 -Wnarrowing with -std.
12101 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12104 * expr.c (store_field): Don't use bit-field path if exp is
12105 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12106 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12107 and the assignment can be performed by bitwise copy. Formatting
12110 PR middle-end/69838
12111 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12112 call copy_reg_eh_region_note_forward on before and/or after sequences
12113 and remove note from insn if it no longer can throw.
12116 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12117 if TARGET_AVX512BW.
12119 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12121 * config/s390/vector.md: Add missing commutative operand markers
12122 to the patterns which qualify for one.
12123 * config/s390/vx-builtins.md: Likewise.
12125 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12127 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12128 types to mode iterators.
12129 (vec_double): ... and mode attribute.
12130 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12132 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12134 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12135 Change the predicate of op2 from nonimmediate to general and let
12136 reload fix it if necessary.
12138 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12140 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12142 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12144 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12147 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12149 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12150 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12151 * config/s390/s390.md ("movstr<P:mode>"): Call
12152 s390_expand_vec_movstr.
12154 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12156 * config/s390/s390.md: Add missing output modifier for operand 1
12157 to print it as address properly.
12159 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12161 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12162 * config/s390/2964.md: New file.
12163 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12164 of insn grouping attributes depending on the CPU level.
12165 (s390_get_unit_mask): New function.
12166 (s390_sched_score): Remove the OOO from the scheduling macros.
12167 Add loop to calculate a score for the instruction mix.
12168 (s390_sched_reorder): Likewise plus improve debug output.
12169 (s390_sched_variable_issue): Rename macros as above. Calculate
12170 the unit distances after actually scheduling an insn. Improve
12172 (s390_sched_init): Clear last_scheduled_unit_distance array.
12173 * config/s390/s390.md: Include 2964.md.
12175 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12178 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12179 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12180 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12181 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12182 *avx512f_<code>v8div16qi2_mask_1): New insns.
12184 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12187 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12190 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12191 earlyclobber from target. Use wF constraint for fused memory
12193 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12195 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12196 Martin Liska <mliska@suse.cz>
12199 * cfgexpand.c (asan_sanitize_stack_p): New function.
12200 (partition_stack_vars): Use the function.
12201 (expand_stack_vars): Likewise.
12202 (defer_stack_allocation): Likewise.
12203 (expand_used_vars): Likewise.
12205 2016-02-18 Richard Biener <rguenther@suse.de>
12207 PR middle-end/69553
12208 * fold-const.c (operand_equal_p): Properly compare offsets for
12209 IMAGPART_EXPR and ARRAY_REF.
12211 2016-02-18 Nick Clifton <nickc@redhat.com>
12215 * config/arm/arm.c (arm_option_override_internal): Disable
12216 interworking if the target does not support thumb instructions.
12217 (arm_reload_in_hi): Handle the case where a register to register
12218 move needs reloading because there is no simple pattern to handle
12220 (arm_reload_out_hi): Likewise.
12222 2016-02-18 Richard Biener <rguenther@suse.de>
12224 PR middle-end/69854
12225 * match.pd: Don't use fold_binary or fold_unary for folding
12228 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12231 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12232 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12233 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12234 warn on gimple_no_warning_p statements.
12236 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12238 * doc/extend.texi (C++ Attributes): Correct description of
12239 warn_unused type attribute.
12241 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12243 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12244 correct instruction.
12246 2016-02-17 Richard Biener <rguenther@suse.de>
12248 PR rtl-optimization/69609
12249 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12250 (find_traces_1_round): When ending a trace update cached priority
12252 (bb_to_key): Use cached priority when available.
12253 (copy_bb): Initialize cached priority.
12254 (reorder_basic_blocks_software_trace_cache): Likewise.
12256 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12259 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12261 (aarch64_comparison_operator): Break overly long line into two.
12262 (aarch64_comparison_operation): Likewise.
12263 * config/aarch64/aarch64.md (cstorecc4): Use
12264 aarch64_comparison_operator_mode instead of
12265 aarch64_comparison_operator.
12266 (cstore<mode>4): Likewise.
12267 (aarch64_cstore<mode>): Likewise.
12268 (*cstoresi_insn_uxtw): Likewise.
12269 (cstore<mode>_neg): Likewise.
12270 (*cstoresi_neg_uxtw): Likewise.
12272 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12275 * config/arm/predicates.md (arm_comparison_operator_mode):
12277 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12278 instead of arm_comparison_operator.
12279 (*mov_negscc): Likewise.
12280 (*mov_notscc): Likewise.
12281 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12282 (*thumb2_mov_negscc): Likewise.
12283 (*thumb2_mov_negscc_strict_it): Likewise.
12284 (*thumb2_mov_notscc): Likewise.
12285 (*thumb2_mov_notscc_strict_it): Likewise.
12287 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12289 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12290 Add missing return.
12292 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12294 * config/visium/visium.c (machine_libfunc_index): New enum.
12295 (machine_libfuncs): New structure.
12296 (visium_libfuncs): New static variable.
12297 (TARGET_INIT_LIBFUNCS): Define to...
12298 (visium_init_libfuncs): ...this. New function.
12299 (expand_block_move_4): Use the appropriate libfunc.
12300 (expand_block_move_2): Likewise.
12301 (expand_block_move_1): Likewise.
12302 (expand_block_set_4): Likewise.
12303 (expand_block_set_2): Likewise.
12304 (expand_block_set_1): Likewise.
12305 (visium_trampoline_init): Likewise.
12307 2016-02-17 Nick Clifton <nickc@redhat.com>
12309 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12310 TI's devices.csv file as of March 2016.
12312 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12315 * opts-global.c (handle_common_deferred_options): Introduce and
12316 initialize two global variables to remember command-line options
12317 specifying a stack-limiting register.
12318 * opts.h: Add extern declarations of the two new global variables.
12319 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12320 variable based on the values of the two new global variables.
12322 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12325 * common.opt (Wnonnull-compare): New warning.
12326 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12327 of arguments against NULL.
12328 (-Wnonnull-compare): Document.
12329 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12330 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12331 * passes.def (pass_warn_nonnull_compare): Add.
12332 * gimple-ssa-nonnull-compare.c: New file.
12334 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12336 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12337 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12339 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12341 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12342 reciprocal sqrt for -mlow-precision-recip-sqrt.
12344 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12345 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12347 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12348 always use lane loads to construct non-constant vectors.
12350 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12352 * config/aarch64/aarch64.md
12353 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12354 constraints for operand 3.
12355 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12357 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12358 Richard Biener <rguenther@suse.de>
12360 PR tree-optimization/69820
12361 * tree-vect-patterns.c (type_conversion_p): Return false if
12362 *orig_type is unsigned single precision or boolean.
12363 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12366 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12368 PR rtl-optimization/69764
12369 PR rtl-optimization/69771
12370 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12371 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12373 2016-02-16 Richard Biener <rguenther@suse.de>
12375 PR tree-optimization/69776
12376 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12378 (indirect_refs_may_alias_p): Likewise.
12379 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12380 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12381 according to tbaa_p.
12382 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12383 (optimize_stmt): For redundant store discovery do not allow tbaa.
12385 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12387 PR tree-optimization/69714
12388 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12389 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12391 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12393 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12394 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12395 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12396 * config/arc/arc.c (arc_init): Check FPU options.
12397 (get_arc_condition_code): Handle new CC_FPU* modes.
12398 (arc_select_cc_mode): Likewise.
12399 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12400 register pair only. Allow access for ARCv2 accumulator.
12401 (gen_compare_reg): Whenever we have FPU support use FPU compare
12403 (arc_reorg): Don't generate brcc insns when FPU compare
12404 instructions are involved.
12405 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12406 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12407 floating point emulation.
12408 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12409 (REVERSE_CONDITION): Add new CC_FPU* modes.
12410 (TARGET_FP_SP_BASE): Define.
12411 (TARGET_FP_DP_BASE): Likewise.
12412 (TARGET_FP_SP_FUSED): Likewise.
12413 (TARGET_FP_DP_FUSED): Likewise.
12414 (TARGET_FP_SP_CONV): Likewise.
12415 (TARGET_FP_DP_CONV): Likewise.
12416 (TARGET_FP_SP_SQRT): Likewise.
12417 (TARGET_FP_DP_SQRT): Likewise.
12418 (TARGET_FP_DP_AX): Likewise.
12419 * config/arc/arc.md (ARCV2_ACC): New constant.
12420 (type): New fpu type attribute.
12421 (SDF): Conditional iterator.
12422 (cstore<mode>, cbranch<mode>): Change expand condition.
12423 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12424 handles FPU/FPX cases as well.
12425 * config/arc/arc.opt (mfpu): New option.
12426 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12428 (adddf3, muldf3, subdf3): Removed.
12429 * config/arc/predicates.md (proper_comparison_operator): Recognize
12431 * config/arc/fpu.md: New file.
12432 * doc/invoke.texi (ARC Options): Document mfpu option.
12434 2016-02-16 Richard Biener <rguenther@suse.de>
12436 PR rtl-optimization/69291
12437 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12438 noce_operand_ok check.
12440 2016-02-16 Tom de Vries <tom@codesourcery.com>
12443 * omp-low.c (simd_clone_create): Remove call to
12444 symtab->call_cgraph_insertion_hooks.
12446 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12448 PR tree-optimization/69802
12449 * tree-ssa-reassoc.c (update_range_test): If op is
12450 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12451 op == 1 test of precision 1 integral op, otherwise handle
12452 that case as op itself. Fix up formatting.
12453 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12456 2016-02-16 Richard Biener <rguenther@suse.de>
12458 PR tree-optimization/69586
12459 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12460 types for conversion sources.
12462 2016-02-16 Richard Biener <rguenther@suse.de>
12464 PR middle-end/69801
12465 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12466 mask OEP_ADDRESS_OF.
12468 2016-02-16 Alan Modra <amodra@gmail.com>
12471 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12472 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12473 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12475 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12476 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12477 (p8_fmrgow_<mode>): Likewise.
12478 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12480 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12481 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12482 to use movdi_internal64. Remove op0_di.
12483 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12485 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12487 Add support for the FCCMP insn types
12489 * config/aarch64/aarch64.md (fccmp): Change insn type.
12490 (fccmpe): Likewise.
12491 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12492 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12493 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12494 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12495 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12496 * config/arm/types.md (fccmps): Add new insn type.
12497 (fccmpd): Likewise.
12499 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12501 * alias.c (get_alias_set): Fix a typo in comment.
12503 2016-02-15 Richard Biener <rguenther@suse.de>
12505 PR tree-optimization/69595
12506 * match.pd: Complete range test simplification to true.
12508 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12510 PR rtl-optimization/69648
12511 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12512 pic_offset_table_rtx.
12514 PR rtl-optimization/69752
12515 * ira.c (update_equiv_regs): When looking for more than a single SET,
12516 also take other side effects into account.
12518 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12520 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12521 for z900+ CPUs in 31-bit mode.
12523 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12525 * common/config/s390/s390-common.c (s390_supports_split_stack):
12527 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12528 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12529 * config/s390/s390.c (struct machine_function): New field
12530 split_stack_varargs_pointer.
12531 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12532 in s390_emit_prologue.
12533 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12535 (morestack_ref): New global.
12536 (SPLIT_STACK_AVAILABLE): New macro.
12537 (s390_expand_split_stack_prologue): New function.
12538 (s390_live_on_entry): New function.
12539 (s390_va_start): Use split-stack vararg pointer if appropriate.
12540 (s390_asm_file_end): Emit the split-stack note sections.
12541 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12542 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12543 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12544 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12545 (split_stack_prologue): New expand.
12546 (split_stack_space_check): New expand.
12547 (split_stack_data): New insn.
12548 (split_stack_call): New expand.
12549 (split_stack_call_*): New insn.
12550 (split_stack_cond_call): New expand.
12551 (split_stack_cond_call_*): New insn.
12553 2016-02-15 Richard Biener <rguenther@suse.de>
12555 PR tree-optimization/69783
12556 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12557 Add trivially correct cases.
12559 2016-02-15 Tom de Vries <tom@codesourcery.com>
12562 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12564 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12566 2016-02-15 Richard Biener <rguenther@suse.de>
12568 PR tree-optimization/69776
12569 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12570 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12571 indicate whether we can use TBAA to disambiguate against stores.
12572 Use alias-set zero if not.
12573 (visit_reference_op_store): Do not use TBAA when looking up
12575 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12576 (eliminate_dom_walker::before_dom_children): But not when looking
12577 up redundant stores.
12579 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12581 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12583 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12585 * config/i386/znver1.md
12586 (znver1_pop, znver1_pop_mem,
12587 znver1_load_imov_double_store,
12588 znver1_load_imov_direct_store,
12589 znver1_load_imov_direct_load,
12590 znver1_load_imov_double_load): Add new.
12591 (znver1_insn, znver1_insn_load): Add icmov type.
12592 (znver1_sseavx_fma,
12593 znver1_sseavx_fma_load,
12595 znver1_avx256_fma_load): Fix pipe usage.
12597 2016-02-14 Alan Modra <amodra@gmail.com>
12600 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12601 with an invalid hard reg, reload just the reg not the entire
12602 pre/post-inc/dec address expression.
12604 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12607 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12608 fixed R1_REG scratch reg.
12609 (sibcall_value_pcrel_fdpic): Likewise.
12611 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12615 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12617 2016-02-12 Walter Lee <walt@tilera.com>
12619 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12620 * config/tilegx/t-tilegx: Likewise.
12622 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12625 * diagnostic-show-locus.c (struct line_span): New struct.
12626 (layout::get_first_line): Delete.
12627 (layout::get_last_line): Delete.
12628 (layout::get_num_line_spans): New member function.
12629 (layout::get_line_span): Likewise.
12630 (layout::print_heading_for_line_span_index_p): Likewise.
12631 (layout::get_expanded_location): Likewise.
12632 (layout::calculate_line_spans): Likewise.
12633 (layout::m_first_line): Delete.
12634 (layout::m_last_line): Delete.
12635 (layout::m_line_spans): New field.
12636 (layout::layout): Update comment. Replace m_first_line and
12637 m_last_line with m_line_spans, replacing their initialization
12638 with a call to calculate_line_spans.
12639 (diagnostic_show_locus): When printing source lines and
12640 annotations, rather than looping over a single span
12641 of lines, instead loop over each line_span within
12642 the layout, with an inner loop over the lines within them.
12643 Call the context's start_span callback when changing line spans.
12644 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12645 (diagnostic_build_prefix): Break out the building of the location
12646 part of the string into...
12647 (diagnostic_get_location_text): ...this new function, rewriting
12648 it from nested ternary expressions to a sequence of "if"
12650 (default_diagnostic_start_span_fn): New function.
12651 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12652 (diagnostic_context::start_span): New field.
12653 (default_diagnostic_start_span_fn): New prototype.
12655 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12658 * gcc.c (driver::finalize): Fix cleanup of "specs".
12660 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12664 * gcc.c (driver::driver): Initialize m_option_suggestions.
12665 (driver::~driver): Clean up m_option_suggestions.
12666 (suggest_option): Convert to...
12667 (driver::suggest_option): ...this, and split out into
12668 driver::build_option_suggestions and find_closest_string.
12669 (driver::build_option_suggestions): New function, from
12670 first half of suggest_option. Special-case
12671 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12672 the sanitizer_opts array. For options of enum types, add the
12673 various enum values to the candidate strings.
12674 (driver::handle_unrecognized_options): Remove "const".
12675 * gcc.h (driver::handle_unrecognized_options): Likewise.
12676 (driver::build_option_suggestions): New decl.
12677 (driver::suggest_option): New decl.
12678 (driver::m_option_suggestions): New field.
12679 * opts-common.c (add_misspelling_candidates): New function.
12680 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12681 and make non-static.
12682 * opts.h (sanitizer_opts): New array decl.
12683 (add_misspelling_candidates): New function decl.
12684 * spellcheck.c (find_closest_string): New function.
12685 * spellcheck.h (find_closest_string): New function decl.
12687 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12689 PR rtl-optimization/69764
12690 PR rtl-optimization/69771
12691 * optabs.c (expand_binop_directly): For shift_optab_p, force
12692 convert_modes with VOIDmode if xop1 has VOIDmode.
12694 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12697 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12698 to correctly determine instrumentation thunks.
12700 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12703 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12704 type by reference, force lhs on the call.
12707 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12708 Compute retval and retbnd early in all cases if split_part_return_p
12709 and return_bb is not EXIT. Remove all clobber stmts and reset
12710 all debug stmts that refer to SSA_NAMEs defined in split part,
12711 except if it is retval, in that case replace the old retval with the
12712 lhs of the call to the split part.
12714 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12717 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12719 PR middle-end/66726
12720 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12721 whose result is used in PHI.
12722 (maybe_optimize_range_tests): Likewise.
12723 (final_range_test_p): Likweise.
12725 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12727 PR middle-end/66726
12728 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12729 whose result is used in PHI.
12730 (maybe_optimize_range_tests): Likewise.
12731 (final_range_test_p): Likweise.
12733 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12735 * cgraph.c: Spelling fixes - behaviour -> behavior and
12736 neighbour -> neighbor.
12737 * target.def: Likewise.
12738 * sel-sched.c: Likewise.
12739 * config/mips/mips.c: Likewise.
12740 * config/arc/arc.md: Likewise.
12741 * config/arm/cortex-a57.md: Likewise.
12742 * config/arm/arm.c: Likewise.
12743 * config/arm/neon.md: Likewise.
12744 * config/arm/arm-c.c: Likewise.
12745 * config/vms/vms-c.c: Likewise.
12746 * config/s390/s390.c: Likewise.
12747 * config/i386/znver1.md: Likewise.
12748 * config/i386/i386.c: Likewise.
12749 * config/ia64/hpux-unix2003.h: Likewise.
12750 * config/msp430/msp430.md: Likewise.
12751 * config/rx/rx.c: Likewise.
12752 * config/rx/rx.md: Likewise.
12753 * config/aarch64/aarch64-simd.md: Likewise.
12754 * config/aarch64/aarch64.c: Likewise.
12755 * config/nvptx/nvptx.c: Likewise.
12756 * config/bfin/bfin.c: Likewise.
12757 * config/cris/cris.opt: Likewise.
12758 * config/rs6000/rs6000.c: Likewise.
12759 * target.h: Likewise.
12760 * spellcheck.c: Likewise.
12761 * ira-build.c: Likewise.
12762 * tree-inline.c: Likewise.
12763 * builtins.c: Likewise.
12764 * lra-constraints.c: Likewise.
12765 * explow.c: Likewise.
12766 * hwint.h: Likewise.
12767 * targhooks.c: Likewise.
12768 * tree-vect-data-refs.c: Likewise.
12769 * expr.c: Likewise.
12770 * doc/tm.texi: Likewise.
12771 * doc/extend.texi: Likewise.
12772 * doc/install.texi: Likewise.
12773 * doc/md.texi: Likewise.
12774 * tree-ssa-tail-merge.c: Likewise.
12775 * sched-int.h: Likewise.
12776 * match.pd: Likewise.
12777 * sched-ebb.c: Likewise.
12778 * target.def (omit_struct_return_reg): Likewise.
12779 * gimple-ssa-isolate-paths.c: Likewise.
12780 (find_implicit_erroneous_behaviour): Renamed to...
12781 (find_implicit_erroneous_behavior): ... this.
12782 (find_explicit_erroneous_behaviour): Renamed to...
12783 (find_explicit_erroneous_behavior): ... this.
12784 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12786 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12788 PR rtl-optimization/64682
12789 PR rtl-optimization/69567
12790 PR rtl-optimization/69737
12791 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12792 in I2 as well, just lose it.
12794 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12796 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12798 (aarch64_last_printed_tune_string): Likewise.
12799 (aarch64_declare_function_name): Only output .arch assembler
12800 directive if it will be different from the previously output
12801 directive. Same for .tune comment but only if -dA is set.
12802 (aarch64_start_file): New function.
12803 (TARGET_ASM_FILE_START): Define.
12805 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12808 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12810 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12813 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12814 -Wmaybe-uninitialized warning.
12816 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12819 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12821 2016-02-11 Richard Biener <rguenther@suse.de>
12823 PR rtl-optimization/69291
12824 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12825 subexpressions affected by changing the result.
12827 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12830 * lra-constraints.c (curr_insn_transform): Find in/out operands
12831 for secondary memory moves. Update dups.
12833 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12835 PR tree-optimization/69652
12836 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12837 to nested loop, did source re-formatting, skip debug statements,
12838 add check on statement with volatile operand, remove dead scalar
12841 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12842 Patrick Palka <ppalka@gcc.gnu.org>
12846 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12847 calls if the return type is TREE_ADDRESSABLE.
12848 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12849 * ipa-split.c (split_function): Fix doubled "we" in comment.
12850 Use void return type for the split part even if
12851 !split_point->split_part_set_retval.
12853 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12855 PR tree-optimization/68021
12856 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12857 when computing the value of biv cand by itself.
12859 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12861 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12862 (cortexa57_tunings): Likewise.
12863 (cortexa72_tunings): Likewise.
12864 (arch_macro_fusion_pair_p): Add support for AES fusion.
12865 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12866 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12867 Allow virtual registers before reload so early scheduling works.
12868 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12869 correct latency and pipeline.
12870 (cortex_a57_crypto_complex): Likewise.
12871 (cortex_a57_crypto_xor): Likewise.
12872 (define_bypass): Add AES bypass.
12874 2016-02-10 Richard Biener <rguenther@suse.de>
12876 PR tree-optimization/69726
12877 * passes.def: Add DCE pass before late uninit.
12878 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12879 really fixup if-conversions job.
12881 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12883 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12884 (arm_cortex_a57_tune): Likewise.
12885 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12886 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12888 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12890 * timevar.def (TV_PHASE_DBGINFO): Delete.
12891 (TV_PHASE_CHECK_DBGINFO): Likewise.
12892 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12894 2016-02-10 Richard Biener <rguenther@suse.de>
12896 PR tree-optimization/69719
12897 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12898 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12900 2016-02-09 Andrew Pinski <apinski@cavium.com>
12903 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12904 get_vcond_mask_icode returns false.
12906 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12909 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12910 an ADDIS that adds a pointer to a large constant that sets the
12911 upper16 bits with a load operation.
12913 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12916 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12918 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12920 (vzipq_s16): Likewise.
12921 (vzipq_s32): Likewise.
12922 (vzipq_f32): Likewise.
12923 (vzipq_u8): Likewise.
12924 (vzipq_u16): Likewise.
12925 (vzipq_u32): Likewise.
12926 (vzipq_p8): Likewise.
12927 (vzipq_p16): Likewise.
12929 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12932 * config/arm/arm.c (neon_endian_lane_map): New function.
12933 (neon_vector_pair_endian_lane_map): New function.
12934 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12935 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12937 (vuzpq_s16): Likewise.
12938 (vuzpq_s32): Likewise.
12939 (vuzpq_f32): Likewise.
12940 (vuzpq_u8): Likewise.
12941 (vuzpq_u16): Likewise.
12942 (vuzpq_u32): Likewise.
12943 (vuzpq_p8): Likewise.
12944 (vuzpq_p16): Likewise.
12946 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12949 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12952 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12954 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12955 truncate const_int operand 1 to QImode.
12957 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12959 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12960 corresponding to an abnormal edge.
12962 2016-02-09 Tom de Vries <tom@codesourcery.com>
12964 PR tree-optimization/69599
12965 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12967 (find_func_aliases_for_builtin_call, find_func_clobbers)
12968 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12971 2016-02-09 Richard Biener <rguenther@suse.de>
12973 PR tree-optimization/69715
12974 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12975 LHS on calls as non-rewritable.
12977 2016-02-09 Tom de Vries <tom@codesourcery.com>
12980 * lto-wrapper.c (append_diag_options): New function.
12981 (compile_offload_image): Call append_diag_options.
12983 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12986 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12987 Minor copy-edit to fix verb tenses.
12989 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12991 PR tree-optimization/69209
12992 * ipa-split.c (split_function): If split part is not
12993 returning retval, retval has gimple type but is not
12994 gimple value, force it into a SSA_NAME first.
12996 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12998 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13001 2016-02-08 Jason Merrill <jason@redhat.com>
13004 * convert.c (convert_to_integer_1): Check dofold on truncation
13006 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13007 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13008 Rename from *_nofold.
13009 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13010 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13012 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13015 * tree.c (build_common_tree_nodes): Remove short_double argument.
13016 All callers changed.
13017 * tree.h (build_common_tree_nodes): Adjust declaration.
13018 * doc/invoke.texi (-fshort-double): Remove documentation.
13019 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13020 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13021 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13022 (append_linker_options): Don't handle OPT_fshort_double.
13024 PR rtl-optimization/68730
13025 * lra-remat.c (insn_to_cand_activation): New static variable.
13026 (lra_remat): Allocate and free it.
13027 (create_cand): New arg activation. Initialize a field in
13028 insn_to_cand_activation if it is nonnull.
13029 (create_cands): Pass the activation insn to create_cand when making
13030 a candidate involving an output reload. Reorganize code a little.
13031 (do_remat): Keep track of active status of candidates in a separate
13034 2016-02-08 Richard Biener <rguenther@suse.de>
13036 PR tree-optimization/69719
13037 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13038 Properly use absolute of the difference of the two offsets to
13039 compare or adjust the segment length.
13041 2016-02-08 Richard Biener <rguenther@suse.de>
13042 Jeff Law <law@redhat.com>
13045 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13046 types for anonymous SSA names.
13048 2016-02-08 Richard Biener <rguenther@suse.de>
13050 PR rtl-optimization/69274
13051 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13053 2016-02-08 Jeff Law <law@redhat.com>
13055 PR tree-optimization/65917
13056 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13057 equivalences from if (x == y) style conditionals.
13058 (loop_depth_of_name): Remove.
13059 (record_equality): Remove loop depth check.
13060 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13061 (const_and_copies::record_const_or_copy_raw): New member function.
13062 * tree-ssa-scopedtables.c
13063 (const_and_copies::record_const_or_copy_raw): New, factored out of
13064 (const_and_copies::record_const_or_copy): Call new member function.
13066 2016-02-05 Jeff Law <law@redhat.com>
13068 PR tree-optimization/68541
13069 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13070 (count_stmts_in_block): New function.
13071 (poor_ifcvt_candidate_code): Likewise.
13072 (is_feasible_trace): Add some heuristics to determine when path
13073 splitting is profitable.
13074 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13075 is a diamond with a single exit.
13077 2016-02-05 Martin Sebor <msebor@redhat.com>
13080 * doc/invoke.texi: Update -Wplacement-new to take an optional
13083 2016-02-06 Richard Henderson <rth@redhat.com>
13086 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13087 out of non-standard address spaces.
13089 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13091 PR rtl-optimization/69691
13092 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13094 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13096 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13097 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13098 (*ieee128_mfvsrd_64bit): Likewise.
13099 (*ieee128_mfvsrd_32bit): Likewise.
13101 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13105 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13107 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13108 instrumented_version.
13110 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13112 * doc/invoke.texi (Optimize Options): In table of --param options
13113 rename second occurrence of tracer-min-branch-ratio to
13114 tracer-min-branch-probability, rename
13115 tracer-min-branch-ratio-feedback to
13116 tracer-min-branch-probability-feedback and clarify description,
13117 rename sched-spec-state-edge-prob-cutoff to
13118 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13119 to selsched-insns-to-rename, rename lto-minpartition to
13120 lto-min-partition, delete reorder-blocks-duplicate and
13121 reorder-blocks-duplicate-feedback.
13123 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13125 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13128 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13130 * doc/extend.texi: S/390: Correct some typos.
13132 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13134 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13136 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13139 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13140 (s390_register_info_gprtofpr): Use new macros above.
13141 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13143 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13144 its name. Adjust restore and save gpr ranges.
13145 (s390_register_info_set_ranges): New function.
13146 (s390_register_info): Use new macros above. Call
13147 s390_register_info_set_ranges.
13148 (s390_optimize_register_info): Likewise.
13149 (s390_hard_regno_rename_ok): Use new macros.
13150 (s390_hard_regno_scratch_ok): Likewise.
13151 (s390_emit_epilogue): Likewise.
13152 (s390_can_use_return_insn): Likewise.
13153 (s390_optimize_prologue): Likewise.
13154 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13156 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13159 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13161 (ix86_option_override_internal): Disable TARGET_STV even for
13162 -m{incoming,preferred}-stack-boundary=3.
13164 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13166 * config.gcc: Mark deprecated rtems targets as obsolete.
13168 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13170 PR rtl-optimization/64682
13171 PR rtl-optimization/69567
13172 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13173 before I2 only if the register is both used and set in I2.
13175 2016-02-04 DJ Delorie <dj@redhat.com>
13177 * config/msp430/msp430.c (msp430_start_function): Add function type.
13179 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13182 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13184 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13186 PR rtl-optimization/69577
13188 2015-10-29 Richard Henderson <rth@redhat.com>
13192 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13193 sse check to the exact conditions of PR 67609.
13195 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13198 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13199 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13200 not allowed into the traditional Altivec registers.
13201 (movtd_64bit_nodm): Likewise.
13202 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13204 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13206 * config/aarch64/cortex-a57-fma-steering.c
13207 (aarch64_register_fma_steering): Remove "static" from arguments
13210 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13213 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13214 twice when complex.
13216 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13218 * doc/invoke.texi: Delete -mno-fma4.
13220 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13222 PR rtl-optimization/69577
13223 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13224 (find_subregs_of_mode): Update accordingly. Iterate over partial
13227 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13229 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13230 * config/arm/arm.c (neon_reinterpret): Remove.
13231 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13232 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13233 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13234 vreinterpretti): Remove.
13235 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13236 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13237 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13238 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13239 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13240 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13241 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13242 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13243 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13244 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13245 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13246 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13247 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13248 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13249 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13250 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13251 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13252 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13253 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13254 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13255 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13256 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13257 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13258 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13259 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13260 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13261 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13262 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13263 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13264 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13265 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13266 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13267 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13268 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13269 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13270 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13271 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13272 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13273 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13274 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13275 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13276 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13277 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13278 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13279 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13280 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13281 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13282 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13283 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13284 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13285 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13286 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13287 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13288 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13289 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13290 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13291 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13292 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13293 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13294 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13295 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13296 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13297 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13298 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13299 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13300 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13301 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13302 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13303 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13304 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13305 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13306 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13307 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13308 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13309 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13310 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13311 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13312 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13313 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13314 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13315 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13316 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13317 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13318 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13319 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13320 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13321 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13322 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13323 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13324 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13325 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13326 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13327 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13328 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13329 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13330 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13331 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13332 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13333 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13334 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13335 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13336 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13337 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13339 2016-02-04 Martin Liska <mliska@suse.cz>
13342 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13343 that are gimple_store_p.
13344 (maybe_instrument_call): Likewise.
13346 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13348 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13349 register scaling out of memory reference and comment why.
13351 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13355 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13356 folding the source of a SET.
13358 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13362 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13363 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13365 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13369 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13372 2016-02-04 Christian Bruel <christian.bruel@st.com>
13374 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13375 * config/arm/arm.c (arm_set_current_function): Likewise.
13377 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13378 Ilya Enkovich <enkovich.gnu@gmail.com>
13379 H.J. Lu <hongjiu.lu@intel.com>
13382 * config/i386/i386.c (convert_scalars_to_vector): Remove
13383 stack alignment fixes.
13384 (ix86_option_override_internal): Disable TARGET_STV if stack
13385 might not be aligned enough.
13386 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13388 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13390 * config/i386/x86-tune.def: Disable default prefetching
13393 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13394 Vladimir Makarov <vmakarov@redhat.com>
13397 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13398 in validating fused toc addresses.
13400 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13403 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13404 range->m_caret fields if range->m_show_caret_p is false.
13407 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13408 Force oldval into register if it does not satisfy reg_or_short_operand
13409 predicate. Fix up formatting.
13411 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13412 Alexandre Oliva <aoliva@redhat.com>
13415 * lra-constraints.c (simplify_operand_subreg): Check additionally
13416 address validity after potential reloading.
13417 (process_address_1): Check insns validity. In case of failure do
13420 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13423 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13426 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13428 * wide-int.cc (canonize_uhwi): New function.
13429 (wi::divmod_internal): Use it.
13431 2016-02-02 James Norris <jnorris@codesourcery.com
13433 * gimplify.c (omp_notice_variable): Add usage check.
13435 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13437 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13438 like LE, GE, LT, GT when emitting relational operator.
13440 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13442 * ira-costs.c (find_costs_and_classes): Add extra argument.
13443 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13444 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13445 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13446 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13447 Add best_class parameter, and return it if not ALL_REGS.
13448 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13450 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13451 Update target hook.
13453 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13455 * config/aarch64/aarch64.c
13456 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13457 (aarch64_ira_change_pseudo_allocno_class): New function.
13459 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13462 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13464 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13466 * config/avr/avr.c (avr_option_override): Set
13467 PARAM_ALLOW_STORE_DATA_RACES to 1.
13469 2016-02-02 Richard Biener <rguenther@suse.de>
13471 PR tree-optimization/69595
13472 * match.pd: Add range test simplifications to true/false.
13474 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13476 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13477 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13480 2016-02-02 Richard Biener <rguenther@suse.de>
13482 PR tree-optimization/69606
13483 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13484 info on the result before moving a stmt.
13486 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13488 PR middle-end/68542
13489 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13490 branch with vector comparison.
13491 * config/i386/sse.md (VI48_AVX): New mode iterator.
13492 (define_expand "cbranch<mode>4): Add support for conditional branch
13493 with vector comparison.
13494 * tree-vect-loop.c (optimize_mask_stores): New function.
13495 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13496 has_mask_store field of vect_info.
13497 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13498 vectorized loops having masked stores after vec_info destroy.
13499 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13500 correspondent macros.
13501 (optimize_mask_stores): Add prototype.
13503 2016-02-02 Alan Modra <amodra@gmail.com>
13506 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13509 2016-02-02 Alan Modra <amodra@gmail.com>
13512 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13513 whenever toc_label_name used.
13514 (rs6000_file_start): Don't set up toc section here,
13515 (rs6000_output_function_epilogue): do so here instead,
13516 (rs6000_xcoff_file_start): and here.
13517 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13518 (load_toc_aix_di): Likewise.
13520 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13522 PR rtl-optimization/69592
13523 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13524 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13525 (num_sign_bit_copies_binary_arith_p): New inline function.
13526 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13528 2016-02-01 Jeff Law <law@redhat.com>
13530 PR tree-optimization/69580
13531 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13532 * tree-ssa-threadbackward.c
13533 (fsm_find_control_statement_thread_paths): Do not try to walk
13534 through large PHI nodes.
13536 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13538 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13539 when count is incremented above limit, don't analyze further
13542 * omp-low.c (oacc_parse_default_dims): Avoid
13543 -Wsign-compare warning, make sure value fits into int
13544 rather than just unsigned int.
13546 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13548 PR tree-optimization/67921
13549 * fold-const.c (split_tree): New parameters. Convert pointer
13550 type variable part to proper type before negating.
13551 (fold_binary_loc): Pass new arguments to split_tree.
13553 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13555 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13556 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13557 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13558 * doc/tm.texti: Rebuilt.
13559 * doc/invoke.texi (fopenacc-dim): Document.
13560 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13561 (append_compiler_options): Likewise.
13562 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13563 (oacc_parse_default_dims): New.
13564 (oacc_validate_dims): Add USED arg. Select non-unity default when
13566 (oacc_loop_fixed_partitions): Return mask of used partitions.
13567 (oacc_loop_auto_partitions): Emit dump info.
13568 (oacc_loop_partition): Return mask of used partitions.
13569 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13570 loop partitioning and validation calls.
13572 2016-02-01 Richard Biener <rguenther@suse.de>
13574 PR middle-end/69556
13575 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13577 2016-02-01 Richard Biener <rguenther@suse.de>
13579 PR tree-optimization/69574
13580 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13581 of asserting return chrec_dont_know.
13583 2016-02-01 Martin Liska <mliska@suse.cz>
13585 * mem-stats-traits.h: Add copyright header.
13586 * mem-stats.h: Likewise.
13588 2016-02-01 Richard Biener <rguenther@suse.de>
13590 PR tree-optimization/69579
13591 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13592 Do not propagate through abnormal PHI results.
13594 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13596 * postreload.c (reload_cse_simplify): Remove dead code.
13598 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13600 PR rtl-optimization/69570
13601 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13602 if there is more than one set, not if there is a single set.
13604 2016-02-01 Richard Henderson <rth@redhat.com>
13607 * combine.c (make_compound_operation): When looking through a
13608 subreg, make sure to re-extend to the width of the outer mode.
13610 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13612 PR tree-optimization/69546
13613 * wide-int.cc (wi::divmod_internal): For unsigned division
13614 where both operands fit into uhwi, if o1 is 1 and o0 has
13615 msb set, if divident_prec is larger than bits per hwi,
13616 clear another quotient word and return 2 instead of 1.
13617 Similarly for remainder with msb in HWI set, if dividend_prec
13618 is larger than bits per hwi.
13620 2016-01-29 Martin Jambor <mjambor@suse.cz>
13622 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13623 Use short lowercase names.
13624 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13625 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13626 acq_rel one. Protect warning agains segfaults if
13627 get_memory_order_name returns NULL.
13628 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13629 with release semantics. Do not warn if get_memory_order already did.
13630 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13631 semantics. Fix check for relaxed or acquire semantics. Do not warn
13632 if get_memory_order already did.
13634 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13636 * doc/install.texi: Document that isl-0.16 is supported.
13638 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13641 * config/i386/constraints.md (Bm): Describe as special memory
13643 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13644 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13645 * genpreds.c (struct constraint_data): Add is_special_memory.
13646 (have_special_memory_constraints, special_memory_start): New
13648 (special_memory_end): Ditto.
13649 (add_constraint): Add new arg is_special_memory. Add code to
13650 process its true value. Update have_special_memory_constraints.
13651 (process_define_constraint): Pass the new arg.
13652 (process_define_register_constraint): Ditto.
13653 (choose_enum_order): Process special memory.
13654 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13655 function insn_extra_special_memory_constraint.
13656 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13657 * gensupport.c (process_rtx): Process
13658 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13659 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13660 * ira-lives.c (single_reg_class): Use
13661 insn_extra_special_memory_constraint.
13662 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13663 * lra-constraints.c (process_alt_operands): Ditto.
13664 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13665 * recog.c (asm_operand_ok, preprocess_constraints): Process
13667 * reload.c (find_reloads): Ditto.
13668 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13669 * stmt.c (parse_input_constraint): Use
13670 insn_extra_special_memory_constraint.
13672 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13675 * lra-splill.c (lra_final_code_change): Revert r229087 by
13676 removing all sub-registers.
13678 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13681 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13683 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13686 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13687 SSE1, copy target into the temporary reg first before recursing
13690 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13692 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13695 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13697 * ginclude/stdarg.h: Test __cplusplus instead of
13698 __GXX_EXPERIMENTAL_CXX0X__.
13700 2016-01-29 Richard Biener <rguenther@suse.de>
13702 PR tree-optimization/69547
13703 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13704 Do not mark clobbers necessary.
13705 (mark_all_reaching_defs_necessary_1): Likewise.
13707 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13709 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13710 declaration name with %qs and print it in both error messages.
13711 Also fix indentation.
13713 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13716 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13717 trailing blank line from error message.
13719 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13722 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13725 2016-01-29 Richard Biener <rguenther@suse.de>
13727 PR middle-end/69537
13728 * match.pd: Allow all integral types when simplifying a
13729 widening or sign-changing conversion.
13731 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13733 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13734 back to setting codegen_error to fail codegen.
13736 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13739 * config/i386/constraints.md (C): Only accept constant zero operand.
13740 (BC): New constraint.
13741 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13742 instead of C constraint.
13743 * doc/md.texi (Machine Constraints): Update description
13746 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13749 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13751 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13753 PR middle-end/69542
13754 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13757 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13759 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13760 branches if using guessed profile.
13762 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13764 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13766 2016-01-28 Richard Henderson <rth@redhat.com>
13769 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13770 * config/aarch64/aarch64-protos.h: Update.
13771 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13772 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13773 (aarch64_get_condition_code_1): Handle CC_Cmode.
13774 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13775 (*add<mode>3_compareC_cconly_imm): New.
13776 (*add<mode>3_compareC_cconly): New.
13777 (*add<mode>3_compareC_imm): New.
13778 (add<mode>3_compareC): New.
13779 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13780 to be first. Use aarch64_carry_operation.
13781 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13782 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13783 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13784 (subti3): Use subdi3_compare1.
13785 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13786 (sub<mode>3_compare1): New.
13787 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13788 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13789 (*subsi3_carryin_uxtw): Likewise.
13790 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13791 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13792 * config/aarch64/iterators.md (DWI): New.
13793 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13794 (aarch64_borrow_operation): New.
13796 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13798 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13799 message when isl does not return a valid schedule.
13801 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13803 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13804 Remove comments from class declarations: they are already in the code
13807 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13809 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13811 (ternary_op_to_tree): Same.
13812 (unary_op_to_tree): Same.
13813 (nary_op_to_tree): Same.
13814 (gcc_expression_from_isl_expr_op): Same.
13815 (gcc_expression_from_isl_expression): Same.
13816 (graphite_create_new_loop): Same.
13817 (graphite_create_new_loop_guard): Same.
13818 (build_iv_mapping): Same.
13819 (graphite_create_new_guard): Same.
13820 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13821 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13823 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13825 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13826 instead of setting codegen_error to fail codegen.
13828 2016-01-28 Jason Merrill <jason@redhat.com>
13830 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13832 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13834 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13835 Remove CONST_INT_P check in CCMP cost calculation.
13837 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13839 * config/aarch64/aarch64.c (generic_vector_cost):
13840 Set vec_permute_cost.
13841 (cortexa57_vector_cost): Likewise.
13842 (exynosm1_vector_cost): Likewise.
13843 (xgene1_vector_cost): Likewise.
13844 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13845 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13846 Add vec_permute_cost entry.
13848 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13850 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13852 (add<mode>3_compare0): Likewise.
13853 (addsi3_compare0_uxtw): Likewise.
13854 (add<mode>3nr_compare0): Likewise.
13855 (compare_neg<mode>): Likewise.
13856 (<optab><mode>3): Likewise.
13858 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13860 * tree-vect-stmts.c (vectorizable_comparison): Add
13861 NULL check for vectype.
13863 2016-01-28 Richard Biener <rguenther@suse.de>
13865 PR tree-optimization/69466
13866 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13867 Account for PHIs we couldn't duplicate.
13869 2016-01-28 Martin Liska <mliska@suse.cz>
13872 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13873 instead of ENABLE_VALGRIND_CHECKING.
13875 2016-01-27 Richard Henderson <rth@redhat.com>
13878 * lra-remat.c (subreg_regs): New.
13879 (dump_candidates_and_remat_bb_data): Dump it.
13880 (operand_to_remat): Reject if operand in subreg_regs.
13881 (set_bb_regs): Collect subreg_regs.
13882 (lra_remat): Init and free subreg_regs. Compute
13883 calculate_local_reg_remat_bb_data before create_cands.
13885 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13888 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13889 change stack_alignment_needed for __tls_get_addr call.
13891 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13893 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13895 2016-01-27 Jeff Law <law@redhat.com>
13897 PR tree-optimization/68398
13898 PR tree-optimization/69196
13899 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13900 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13901 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13902 Only count PHIs in the last block in the path. The others will
13903 const/copy propagate away. Add heuristic to allow more irreducible
13904 subloops to be created when it is likely profitable to do so.
13906 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13907 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13908 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13910 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13913 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13914 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13915 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13916 * tree-streamer-in.c: Include asan.h.
13917 (streamer_get_builtin_tree): For builtins in sanitizer
13918 range call initialize_sanitizer_builtins and retry.
13920 2016-01-27 Ian Lance Taylor <iant@google.com>
13922 * common.opt (fkeep-gc-roots-live): New undocumented option.
13923 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13924 -fkeep-gc-roots-live, skip pointers.
13925 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13928 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13931 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13932 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13934 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13937 * configure.ac: NetBSD provides SSP in its C library.
13938 * configure: Updated.
13940 2016-01-27 Richard Biener <rguenther@suse.de>
13942 PR tree-optimization/69166
13943 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13944 reduction code for commutativity / associativity.
13946 2016-01-27 Martin Jambor <mjambor@suse.cz>
13948 PR tree-optimization/69355
13949 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13950 total_scalarization fails.
13952 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13954 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13957 2016-01-27 Christian Bruel <christian.bruel@st.com>
13960 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13961 Move arm_reset_previous_fndecl and set_target_option_current_node in
13962 the conditional part. Call save_restore_target_globals.
13963 * config/arm/arm.c (arm_set_current_function):
13964 Refactor to better support #pragma target and attribute mix.
13965 Call save_restore_target_globals.
13966 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13968 2016-01-27 Martin Liska <mliska@suse.cz>
13970 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13971 reference for an HSA kernel and its host function.
13973 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13975 PR tree-optimization/69399
13976 * wide-int.h (wi::lrshift): For larger precisions, only
13977 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13979 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13981 * config/arc/predicates.md (proper_comparison_operator): Reject
13982 constant-constant comparison.
13984 2016-01-26 Tom de Vries <tom@codesourcery.com>
13986 PR tree-optimization/69110
13987 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13988 DR_NUM_DIMENSIONS == 0.
13990 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13991 Sebastian Pop <s.pop@samsung.com>
13993 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13994 isl_ast_op_cond and isl_ast_op_select.
13995 (gcc_expression_from_isl_expr_op): Same.
13997 2016-01-26 Jason Merrill <jason@redhat.com>
14000 * tree.c (recompute_constructor_flags): Split out from
14002 (verify_constructor_flags): New.
14003 * tree.h: Declare them.
14005 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14007 PR rtl-optimization/69217
14008 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14009 are no TYPE_FIELDS set for the record type.
14011 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14014 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14015 toc_label_name unconditionally.
14016 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14017 SYMBOL_REF string. Use toc_label_name instead of constructing
14019 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14020 constructing LCTOC1.
14022 2016-01-26 Martin Sebor <msebor@redhat.com>
14025 * doc/extend.texi (Common Type Attributes): Move text that talks about
14026 attribute packed from attribute aligned to the section discussing
14027 the former attribute for clarity.
14029 2016-01-26 Richard Henderson <rth@redhat.com>
14031 PR middle-end/60908
14032 * trans-mem.c (tm_region_init): Mark entry block as visited.
14034 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14037 * diagnostic-show-locus.c (layout::print_source_line): Replace
14038 call to pp_newline with call to layout::print_newline.
14039 (layout::print_annotation_line): Likewise.
14040 (layout::move_to_column): Likewise.
14041 (layout::print_any_fixits): After printing any fixits, print a
14042 trailing newline, if necessary.
14043 (layout::print_newline): New method, resetting any colorization
14045 (diagnostic_show_locus): Move the pp_newline to before the
14046 early bailout. Remove dummy block enclosing the layout instance.
14047 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14048 of pp_newline_and_flush with pp_flush.
14049 (diagnostic_append_note): Delete use of pp_newline.
14050 (diagnostic_append_note_at_rich_loc): Delete.
14051 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14052 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14053 when newline characters are added to the buffer.
14055 2016-01-26 Michael Matz <matz@suse.de>
14057 * configure.ac (ac_cv_std_swap_in_utility): New test.
14058 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14059 * configure: Regenerate.
14060 * config.in: Regenerate.
14062 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14064 * config/arc/arc.md (cstoresi4): Force operand into register.
14065 (arcset<code>): Fix predicate.
14066 (arcsetltu): Likewise.
14067 (arcsetgeu): Likewise.
14068 (arcsethi): Likewise.
14069 (arcsetls): Likewise.
14071 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14073 PR tree-optimization/69483
14074 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14075 if base has error_mark_node type.
14077 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14080 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14081 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14083 (vget_lane_f16): Handle big-endian.
14084 (vgetq_lane_f16): Likewise.
14085 (vset_lane_f16): Likewise.
14086 (vsetq_lane_f16): Likewise.
14087 * config/arm/iterators.md (VQXMOV): Add V8HF.
14088 (VDQ): Add V4HF and V8HF.
14089 (V_reg): Handle V4HF and V8HF.
14090 (Is_float_mode): Likewise.
14091 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14092 neon_vdup_nv8hf): New patterns.
14093 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14094 Use VD_LANE iterator.
14095 (neon_vld1_dup<mode>): Use VQ2 iterator.
14097 2016-01-26 Nathan Sidwell <nathan@acm.org>
14099 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14100 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14101 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14102 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14103 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14104 (oacc_validate_dims): Add LEVEL arg, don't return level.
14105 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14106 oacc_validate_dims.
14107 (execute_oacc_device_lower): Adjust, add more dump output.
14108 * tree-ssa-loop.c (gate_oacc_kernels): Use
14109 oacc_fn_attrib_kernels_p.
14110 * tree-parloops.c (create_parallel_loop): Adjust
14111 set_oacc_fn_attrib call.
14113 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14116 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14117 (append_compiler_options): Handle -fcilkplus.
14118 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14120 2016-01-26 Nick Clifton <nickc@redhat.com>
14123 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14124 been marked as DECL_ONE_ONLY but we do not the means to make it
14125 so, then do not allow it to bind locally.
14127 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14130 * opts.h (parse_sanitizer_options): New prototype.
14131 * opts.c (sanitizer_opts): New array.
14132 (parse_sanitizer_options): New function.
14133 (common_handle_option): Use parse_sanitizer_options.
14135 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14138 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14139 alignment adjustment to ...
14140 (ix86_update_stack_boundary): Here. Don't over-align stack for
14142 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14143 if __tls_get_addr is called.
14145 2016-01-26 Christian Bruel <christian.bruel@st.com>
14147 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14149 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14151 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14153 2016-01-26 Richard Biener <rguenther@suse.de>
14155 PR middle-end/69467
14156 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14158 2016-01-26 Richard Biener <rguenther@suse.de>
14160 PR tree-optimization/69452
14161 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14162 (move_computations_dom_walker::before_dom_children): Rename
14164 (move_computations_worker): This.
14165 (move_computations): Perform an RPO rather than a DOM walk.
14167 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14170 * combine.c (combine_instructions): For REG_EQUAL note with
14171 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14172 to the underlying register.
14173 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14174 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14176 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14179 * config/aarch64/aarch64-builtins.c
14180 (aarch64_init_simd_builtin_types): Do not set structural
14181 equality to __Poly{8,16,64,128}_t types.
14183 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14185 PR tree-optimization/69400
14186 * wide-int.cc (wi_pack): Take the precision as argument and
14187 perform canonicalization here rather than in the callers.
14188 Use the main loop to handle all full-width HWIs. Add a
14189 zero HWI if in_len isn't a full result.
14190 (wi::divmod_internal): Update accordingly.
14191 (wi::mul_internal): Likewise. Simplify.
14193 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14194 Sebastian Pop <s.pop@samsung.com>
14196 * graphite-poly.c (apply_poly_transforms): Simplify.
14197 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14198 (print_isl_map): Same.
14199 (print_isl_union_map): Same.
14200 (print_isl_schedule): New.
14201 (debug_isl_schedule): New.
14202 * graphite-dependences.c (scop_get_reads): Do not call
14203 isl_union_map_add_map that is undocumented isl functionality.
14204 (scop_get_must_writes): Same.
14205 (scop_get_may_writes): Same.
14206 (scop_get_original_schedule): Remove.
14207 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14208 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14209 (compute_deps): Remove.
14210 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14211 (debug_schedule_ast): New.
14212 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14213 set_separate_option.
14214 (graphite_regenerate_ast_isl): Add dump.
14215 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14216 from scop->transformed_schedule.
14217 (graphite_regenerate_ast_isl): Add more dump.
14218 * graphite-optimize-isl.c (optimize_isl): Set
14219 scop->transformed_schedule. Check whether schedules are equal.
14220 (apply_poly_transforms): Move here.
14221 * graphite-poly.c (apply_poly_transforms): ... from here.
14222 (free_poly_bb): Static.
14223 (free_scop): Static.
14224 (pbb_number_of_iterations_at_time): Remove.
14225 (print_isl_ast): New.
14226 (debug_isl_ast): New.
14227 (debug_scop_pbb): New.
14228 * graphite-scop-detection.c (print_edge): Move.
14229 (print_sese): Move.
14230 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14231 (build_scop_scattering): Remove.
14232 (create_pw_aff_from_tree): Assert instead of bailing out.
14233 (add_condition_to_pbb): Remove unused code, do not fail.
14234 (add_conditions_to_domain): Same.
14235 (add_conditions_to_constraints): Remove.
14236 (build_scop_context): New.
14237 (add_iter_domain_dimension): New.
14238 (build_iteration_domains): Initialize pbb->iterators.
14239 Call add_conditions_to_domain.
14242 (index_outermost_in_loop): New.
14243 (index_pbb_in_loop): New.
14244 (outermost_pbb_in): New.
14245 (add_in_sequence): New.
14246 (add_outer_projection): New.
14247 (outer_projection_mupa): New.
14248 (add_loop_schedule): New.
14249 (build_schedule_pbb): New.
14250 (build_schedule_loop): New.
14251 (embed_in_surrounding_loops): New.
14252 (build_schedule_loop_nest): New.
14253 (build_original_schedule): New.
14254 (build_poly_scop): Call build_original_schedule.
14255 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14256 (free_poly_dr): Remove.
14257 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14258 (free_poly_bb): Remove.
14259 (debug_loop_vec): Remove.
14260 (print_isl_ast): Declare.
14261 (debug_isl_ast): Declare.
14262 (scop_do_interchange): Remove.
14263 (scop_do_strip_mine): Remove.
14264 (scop_do_block): Remove.
14265 (flatten_all_loops): Remove.
14266 (optimize_isl): Remove.
14267 (pbb_number_of_iterations_at_time): Remove.
14268 (debug_scop_pbb): Declare.
14269 (print_schedule_ast): Declare.
14270 (debug_schedule_ast): Declare.
14271 (struct scop): Remove schedule. Add original_schedule,
14272 transformed_schedule.
14273 (free_gimple_poly_bb): Remove.
14274 (print_generated_program): Remove.
14275 (debug_generated_program): Remove.
14276 (unify_scattering_dimensions): Remove.
14277 * sese.c (print_edge): ... here.
14278 (print_sese): ... here.
14279 (debug_edge): ... here.
14280 (debug_sese): ... here.
14281 * sese.h (print_edge): Declare.
14282 (print_sese): Declare.
14283 (dump_edge): Declare.
14284 (dump_sese): Declare.
14286 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14287 Sebastian Pop <s.pop@samsung.com>
14289 * Makefile.in: Set ISLVER in site.exp.
14291 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14293 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14294 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14295 through DECL_VALUE_EXPR for expansion.
14297 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14299 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14300 the frame info after reload completed.
14302 2016-01-25 Jeff Law <law@redhat.com>
14304 PR tree-optimization/69196
14305 PR tree-optimization/68398
14306 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14307 tree-ssa-threadupdate.c.
14308 (determine_bb_domination_status): Prototype
14309 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14310 (determine_bb_domination_status): No longer static.
14311 (valid_jump_thread_path): Remove code to detect characteristics
14312 of the jump thread path not associated with correctness.
14313 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14314 Correct test for thread path length. Count PHIs for real operands as
14315 statements that need to be copied. Do not count ASSERT_EXPRs.
14316 Look at all the blocks in the thread path. Compute and selectively
14317 filter thread paths based on threading through the latch, threading
14318 a multiway branch or crossing a multiway branch.
14320 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14322 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14323 decl with __attribute__ ((unused)) annotation.
14325 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14328 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14329 of operands is compatible with a statement vectype.
14331 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14333 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14334 improve wording for mixed storage order support.
14336 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14338 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14339 (vcvt_u64_f64): Likewise.
14340 (vcvta_s64_f64): Likewise.
14341 (vcvta_u64_f64): Likewise.
14342 (vcvtm_s64_f64): Likewise.
14343 (vcvtm_u64_f64): Likewise.
14344 (vcvtn_s64_f64): Likewise.
14345 (vcvtn_u64_f64): Likewise.
14346 (vcvtp_s64_f64): Likewise.
14347 (vcvtp_u64_f64): Likewise.
14349 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14351 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14352 (arc_init): Check validity mll64 option.
14353 (arc_save_restore): Use double load/store instruction.
14354 (arc_expand_movmem): Likewise.
14355 (arc_split_move): Don't split if we have double load/store
14356 instructions. Returns a boolean.
14357 (arc_process_double_reg_moves): Change function to return boolean
14358 instead of a sequence of instructions.
14359 (arc_dwarf_register_span): New function.
14360 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14361 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14362 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14363 (*movdf_insn): Likewise.
14364 * config/arc/arc.opt (mll64): New option.
14365 * config/arc/predicates.md (even_register_operand): New predicate.
14366 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14368 2016-01-25 Richard Biener <rguenther@suse.de>
14371 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14372 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14374 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14376 2016-01-25 Richard Biener <rguenther@suse.de>
14378 PR tree-optimization/69376
14379 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14381 (VN_INFO_ANTI_RANGE_P): New inline.
14382 (VN_INFO_RANGE_TYPE): Likewise.
14383 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14384 SSA_NAME_ANTI_RANGE_P.
14385 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14386 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14387 Properly query VN_INFO_RANGE_TYPE.
14389 2016-01-25 Nick Clifton <nickc@redhat.com>
14392 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14394 2016-01-23 Tom de Vries <tom@codesourcery.com>
14396 PR tree-optimization/69426
14397 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14400 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14402 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14403 "the the" with "the" in the comments.
14404 * ipa-devirt.c (build_type_inheritance_graph,
14405 update_type_inheritance_graph): Likewise.
14406 * tree.c (build_function_type_list_1): Likewise.
14407 * cfgloopmanip.c (scale_loop_profile): Likewise.
14408 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14409 * gimple-ssa-split-paths.c
14410 (find_block_to_duplicate_for_splitting_paths): Likewise.
14411 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14412 * expr.c (convert_move): Likewise.
14413 * var-tracking.c (vt_stack_adjustments): Likewise.
14414 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14415 * tree-vrp.c (test_for_singularity): Likewise.
14417 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14418 directly instead of building a temporary tree.
14421 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14422 remove <algorithm> include.
14424 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14427 * config/i386/i386.c: Include dojump.h.
14428 (expand_small_movmem_or_setmem,
14429 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14431 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14432 if dynamic_check != -1.
14434 2016-01-21 Jeff Law <law@redhat.com>
14436 PR middle-end/69347
14437 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14438 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14439 into dominated_by_p.
14440 (cprop_into_successor_phis): Avoid unnecessary tests.
14442 2016-01-22 Richard Henderson <rth@redhat.com>
14445 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14446 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14448 2016-01-22 Michael Matz <matz@suse.de>
14450 * system.h (string, algorithm): Include only conditionally.
14451 (new): Include always under C++.
14452 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14453 * final.c (toplevel): Ditto.
14454 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14455 * genconditions.c (write_header): Make gencondmd.c define
14457 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14459 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14460 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14462 2016-01-22 Christian Bruel <christian.bruel@st.com>
14465 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14467 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14470 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14471 define_insn_and_split. Ensure operands[1] and operands[0] do not
14472 get assigned the same register.
14474 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14476 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14478 2016-01-22 Christian Bruel <christian.bruel@st.com>
14480 * config/arm/arm-c.c (arm_pragma_target_parse):
14481 Remove warn_builtin_macro_redefined overwrite.
14483 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14485 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14486 flag_non_call_exceptions compatibility.
14488 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14491 * dwarf2out.c (add_child_die_after): New function.
14492 (dwarf_qual_info_t): New type.
14493 (dwarf_qual_info): New variable.
14494 (qualified_die_p): New function.
14495 (modified_type_die): For -fdebug-types-section, ensure
14496 canonical order of qualifiers. Put qualified DIEs adjacent
14497 to the corresponding non-qualified type DIE and search there
14498 for existing qualified DIEs.
14500 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14502 * doc/extend.texi (scalar_storage_order type attribute): Document
14503 restriction on type punning and aliasing, and remove future tense.
14505 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14508 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14511 2016-01-21 Jeff Law <law@redhat.com>
14513 PR middle-end/69347
14514 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14515 useless call to record_temporary_equivalences.
14516 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14517 allocate 10 slots in the bb_path vector and let it grow as needed.
14518 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14521 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14523 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14525 * configure: Regenerate.
14527 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14529 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14530 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14532 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14534 PR middle-end/66178
14535 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14536 drop EXPAND_INITIALIZER.
14537 * rtl.h (contains_symbolic_reference_p): Declare.
14538 * rtlanal.c (contains_symbolic_reference_p): New function.
14539 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14540 a subtraction into a NOT if symbolic constants are involved.
14542 2016-01-21 Anton Blanchard <anton@samba.org>
14543 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14546 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14548 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14551 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14553 * config/microblaze/microblaze.c
14554 (get_branch_target): New.
14555 (insert_wic_for_ilb_runout): New.
14557 (microblaze_machine_dependent_reorg): New.
14558 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14559 * config/microblaze/microblaze.md
14560 (UNSPEC_IPREFETCH): Define.
14561 (iprefetch): New pattern
14562 * config/microblaze/microblaze.opt
14563 (mxl-prefetch): New flag.
14565 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14567 * config/microblaze/microblaze.h
14568 (FIXED_REGISTERS): Update in macro.
14569 (CALL_USED_REGISTERS): Update in macro.
14571 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14573 PR rtl-optimization/68920
14574 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14577 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14579 PR rtl-optimization/68990
14580 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14581 pseudo instead of inheritance ones.
14583 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14584 Nick Clifton <nickc@redhat.com>
14588 * config/mips/mips.c (mips_compute_frame_info): Initialise
14589 args_size and hard_frame_pointer_offset fields of the frame
14590 structure before calling mips_global_pointer.
14592 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14594 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14596 * configure: Regenerate.
14598 2016-01-21 Richard Biener <rguenther@suse.de>
14600 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14602 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14604 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14605 to actually emit the .size directive.
14607 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14608 Jakub Jelinek <jakub@redhat.com>
14612 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14613 args array size by one to avoid buffer overflow.
14615 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14617 * config/s390/s390.md (pool_section_start): Use switch_to_section
14618 to select proper read-only data section instead of hardcoding
14620 (pool_section_end): Use switch_to_section to match the above.
14622 2016-01-21 Richard Biener <rguenther@suse.de>
14624 PR tree-optimization/69378
14625 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14626 (set_ssa_val_to): Use it for dominance checks taking into
14627 account not executable edges.
14629 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14632 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14633 for bitsize instead of GET_MODE_PRECISION (mode).
14635 2016-01-20 Martin Sebor <msebor@redhat.com>
14638 * extend.texi (__sync Builtins): Clarify the semantics of
14639 __sync_fetch_and_OP built-ins on pointers.
14640 (__atomic Builtins): Same.
14642 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14643 Sebastian Pop <s.pop@samsung.com>
14645 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14646 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14647 (is_valid_rename): Same.
14648 (translate_isl_ast_to_gimple::get_rename): Same.
14649 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14650 (translate_isl_ast_to_gimple::rename_uses): Same.
14651 (get_new_name): Check for close_phi nodes.
14652 (copy_loop_phi_args): Use phi_node_kind.
14653 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14654 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14656 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14657 Sebastian Pop <s.pop@samsung.com>
14659 Revert commit r229783.
14660 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14661 Remove use of parameter_rename_map.
14662 (copy_def): Remove.
14663 (copy_internal_parameters): Remove.
14664 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14665 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14666 (free_sese_info): Do not free parameter_rename_map.
14667 (set_rename): Do not use parameter_rename_map.
14668 (rename_uses): Update call to set_rename.
14669 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14670 * sese.h (parameter_rename_map_t): Remove.
14671 (struct sese_info_t): Remove field parameter_rename_map.
14673 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14674 Sebastian Pop <s.pop@samsung.com>
14676 * graphite-isl-ast-to-gimple.c: Fix comment.
14677 * graphite-scop-detection.c (defined_in_loop_p): New.
14678 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14679 names defined in loop.
14681 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14682 Sebastian Pop <s.pop@samsung.com>
14684 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14685 Discard unstructured if-then-else regions.
14687 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14688 Sebastian Pop <s.pop@samsung.com>
14690 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14691 (cleanup_loop_iter_dom): Remove.
14692 (build_loop_iteration_domains): Remove.
14693 (build_scop_context): Remove.
14694 (build_scop_iteration_domain): Remove.
14695 (add_loop_constraints): New.
14696 (build_iteration_domains): New.
14697 (build_poly_scop): Call build_iteration_domains.
14699 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14700 Sebastian Pop <s.pop@samsung.com>
14702 * graphite-scop-detection.c
14703 (scop_detection::harmful_loop_in_region): Free dom and loops.
14704 (scop_detection::loop_body_is_valid_scop): Free bbs.
14706 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14707 Sebastian Pop <s.pop@samsung.com>
14709 * graphite-scop-detection.c (record_loop_in_sese): New.
14710 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14711 (build_scops): Remove call to build_sese_loop_nests.
14712 * sese.c (sese_record_loop): Remove.
14713 (build_sese_loop_nests): Remove.
14714 (new_sese_info): Remove region->loops.
14715 (free_sese_info): Same.
14716 * sese.h (sese_contains_loop): Same.
14717 (build_sese_loop_nests): Remove.
14718 (sese_contains_loop): Remove.
14720 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14721 Sebastian Pop <s.pop@samsung.com>
14723 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14724 loop_is_valid_in_scop.
14725 (scop_detection::harmful_stmt_in_region): Renamed
14726 harmful_loop_in_region.
14727 Call loop_is_valid_in_scop.
14729 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14730 Sebastian Pop <s.pop@samsung.com>
14732 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14735 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14736 Sebastian Pop <s.pop@samsung.com>
14738 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14739 * graphite.h (struct poly_bb): Remove field is_reduction.
14740 (PBB_IS_REDUCTION): Remove.
14742 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14743 Sebastian Pop <s.pop@samsung.com>
14745 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14746 (add_pdr_constraints): Same.
14747 (scop_get_reads): Same.
14748 (scop_get_must_writes): Same.
14749 (scop_get_may_writes): Same.
14750 (scop_get_original_schedule): Same.
14751 (extend_schedule): Same.
14752 (apply_schedule_on_deps): Same.
14753 (carries_deps): Same.
14754 (compute_deps): Same.
14755 (scop_get_dependences): Same.
14756 * graphite-isl-ast-to-gimple.c
14757 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14758 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14759 (get_schedule_for_band_list): Same.
14760 (get_schedule_map): Same.
14761 (apply_schedule_map_to_scop): Same.
14762 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14763 (build_loop_iteration_domains): Same.
14764 (add_condition_to_pbb): Same.
14765 (add_param_constraints): Same.
14766 (pdr_add_memory_accesses): Same.
14767 (pdr_add_data_dimensions): Same.
14769 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14771 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14774 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14776 * common.opt (feliminate-dwarf2-dups): Replace references to
14777 "DWARF 2" with just "DWARF".
14778 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14779 * doc/extend.texi: Likewise.
14780 * doc/cpp.texi: Likewise.
14781 * doc/invoke.texi: Likewise.
14782 (Option Summary): Add -gdwarf to list of Debugging Options.
14783 (Debugging Options): Document -gdwarf.
14784 * doc/contrib.texi: Spell "DWARF" like that.
14786 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14788 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14789 warning. Fix up formatting.
14791 PR middle-end/67653
14792 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14793 attempt to mark memory input operand addressable and
14794 call prepare_gimple_addressable in that case. Don't adjust
14795 input_location for diagnostics, use error_at instead.
14797 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14799 * config/rs6000/ppc-auxv.h: New file.
14800 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14801 (cpu_is): Likewise.
14802 (cpu_supports): Likewise.
14803 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14804 (cpu_is_info): New variable.
14805 (cpu_supports_info): Likewise.
14806 (tcb_verification_symbol): Likewise.
14807 (cpu_builtin_p): Likewise.
14808 (cpu_expand_builtin): New function.
14809 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14810 (rs6000_init_builtins): Likewise.
14811 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14812 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14813 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14814 * configure: Regenerate.
14815 * config.in: Likewise.
14816 * doc/extend.texi (PowerPC Built-in Functions): Document
14817 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14819 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14822 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14824 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14827 2016-01-20 Richard Henderson <rth@redhat.com>
14833 * tree.c (tm_define_builtin): New.
14834 (find_tm_vector_type): New.
14835 (build_tm_vector_builtins): New.
14836 (build_common_builtin_nodes): Call it.
14838 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14840 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14841 (arm_fp_ok): Likewise.
14842 (arm_fp): Likewise.
14843 (arm_crypto): Likewise.
14845 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14846 Richard Biener <rguenther@suse.de>
14848 PR tree-optimization/69328
14849 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14850 vectors have same number of elements.
14851 (vectorizable_condition): Fix masked version recognition.
14853 2016-01-20 Richard Biener <rguenther@suse.de>
14855 PR tree-optimization/69345
14856 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14857 (VN_INFO_PTR_INFO): Likewise.
14858 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14859 info when it is equal between non-dominating SSA names.
14860 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14861 Make sure to look at original SSA infos.
14863 2016-01-20 Jeff Law <law@redhat.com>
14866 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14868 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14869 (pc_or_label_operand): New predicate.
14870 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14871 tests for small integers that are 2^n - 1.
14873 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14875 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14877 2016-01-19 Jeff Law <law@redhat.com>
14879 PR middle-end/69347
14880 * tree-ssa-threadbackwards.c
14881 (fsm_find_control_statement_thread_paths): Do not try to lookup
14882 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14884 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14886 * doc/lto.texi: Remove text that says only Gold has linker plugin
14889 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14891 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14892 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14893 the DIE accordingly.
14894 (modified_type_die): Add REVERSE parameter and pass it recursively,
14895 as well as to base_type_die. Adjust presence check accordingly.
14896 (base_type_for_mode): Adjust call to modified_type_die.
14897 (add_type_attribute): Add REVERSE parameter and pass it to
14899 (generic_parameter_die): Adjust call to add_type_attribute.
14900 (add_scalar_info): Likewise.
14901 (add_subscript_info): Likewise.
14902 (gen_array_type_die): Likewise.
14903 (gen_descr_array_type_die): Likewise.
14904 (gen_entry_point_die): Likewise.
14905 (gen_enumeration_type_die): Likewise.
14906 (gen_formal_parameter_die): Likewise.
14907 (gen_subprogram_die): Likewise.
14908 (gen_variable_die ): Likewise.
14909 (gen_const_die): Likewise.
14910 (gen_field_die): Likewise.
14911 (gen_pointer_type_die): Likewise.
14912 (gen_reference_type_die): Likewise.
14913 (gen_ptr_to_mbr_type_die): Likewise.
14914 (gen_inheritance_die): Likewise.
14915 (gen_subroutine_type_die): Likewise.
14916 (gen_typedef_die): Likewise.
14917 (force_type_die): Adjust call to modified_type_die.
14919 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14921 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14922 flow throughout the file. Fix broken link to Objective-C 2.0
14924 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14927 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14929 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14931 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14934 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14935 (maybe_record_node): Record cxa_pure_virtual as the only possible
14936 target if there are not ohter candidates.
14937 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14939 2016-01-19 Richard Biener <rguenther@suse.de>
14941 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14942 (get_memory_order): Likewise.
14944 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14946 * tree-vect-stmts.c (vectorizable_store): Check
14949 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14952 * gcc.c (driver::decode_argv): Add call to
14953 init_opts_obstack before init_options_struct.
14954 * opts.c (init_opts_obstack): Remove idempotency.
14955 (init_options_struct): Replace call to init_opts_obstack
14956 with a gcc_assert to verify that it has already been called.
14957 * toplev.c (toplev::main): Add call to init_opts_obstack before
14958 calls to init_options_struct.
14959 (toplev::finalize): Move cleanup of opts_obstack next to
14960 cleanup of save_decoded_options, clearing the latter, and
14961 save_decoded_options_count.
14963 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14966 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14967 attribute to unconditional. Remove %? from output template.
14969 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14970 Jiong Wang <jiong.wang@arm.com>
14972 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14973 generated from different expand order.
14975 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14977 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14978 Add support for CCMP costing.
14980 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14982 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14983 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14984 (fccmpe<mode>): Likewise.
14985 (fcmp): Rename to fcmp and globalize pattern.
14987 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14988 (aarch64_gen_ccmp_next): Add FP support.
14990 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14992 * target.def (gen_ccmp_first): Update documentation.
14993 (gen_ccmp_next): Likewise.
14994 * doc/tm.texi (gen_ccmp_first): Update documentation.
14995 (gen_ccmp_next): Likewise.
14996 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14997 expand_ccmp_expr_1. Improve comments.
14998 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14999 (ccmp_ior<mode>): Remove pattern.
15000 (cmp<mode>): Remove expand.
15001 (cmp): Globalize pattern.
15002 (cstorecc4): Use cc_register.
15003 (mov<mode>cc): Remove ccmp_cc_register check.
15004 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15005 Simplify after removal of CC_DNE/* modes.
15006 (aarch64_ccmp_mode_to_code): Remove.
15007 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15008 In 'k' case use integer as condition.
15009 (aarch64_nzcv_codes): Remove inverted cases.
15010 (aarch64_code_to_ccmode): Remove.
15011 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15012 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15013 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15014 pattern. Return the comparison with CC register. Invert conditions
15015 when bitcode is OR.
15016 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15017 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15019 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15021 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15022 instrumented_version.
15024 2016-01-19 Richard Biener <rguenther@suse.de>
15026 PR tree-optimization/69336
15027 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15028 handled components with get_ref_base_and_extent.
15029 (equal_mem_array_ref_p): Adjust.
15031 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15034 * shrink-wrap.c: Include valtrack.h.
15035 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15036 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15037 in between insn and where it will be moved to. Call
15038 dead_debug_insert_temp.
15039 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15040 first and dead_debug_local_finish at the end.
15041 For uses and defs bitmap, handle all regs in between REGNO and
15042 END_REGNO, not just the first one.
15044 2016-01-19 Richard Biener <rguenther@suse.de>
15046 PR tree-optimization/69352
15047 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15048 (equal_mem_array_ref_p): Constrain size and max size properly.
15049 Compare the reverse flag.
15051 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15053 * ira.c (ira): Update regstat data if we deleted insns.
15055 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15057 PR rtl-optimization/68955
15058 PR rtl-optimization/64557
15059 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15060 here. Fix up formatting.
15061 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15063 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15066 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15067 assume that the node has body.
15068 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15071 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15073 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15076 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15078 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15079 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15081 2016-01-19 Martin Jambor <mjambor@suse.cz>
15082 Martin Liska <mliska@suse.cz>
15083 Michael Matz <matz@suse.de>
15085 * Makefile.in (OBJS): Add new source files.
15086 (GTFILES): Add hsa.c.
15087 * common.opt (disable_hsa): New variable.
15088 (-Whsa): New warning.
15089 * config.in (ENABLE_HSA): New.
15090 * configure.ac: Treat hsa differently from other accelerators.
15091 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15092 $enable_offloading.
15093 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15094 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15095 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15096 --with-hsa-kmt-lib.
15097 * doc/invoke.texi (-Whsa): Document.
15098 (hsa-gen-debug-stores): Likewise.
15099 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15100 to invoke offload compiler for hsa acclerator.
15101 * opts.c (common_handle_option): Determine whether HSA offloading
15102 should be performed.
15103 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15104 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15105 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15106 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15107 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15108 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15109 GF_OMP_FOR_KIND_GRID_LOOP.
15110 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15111 (pp_gimple_stmt_1): Likewise.
15112 * gimple-walk.c (walk_gimple_stmt): Likewise.
15113 * gimple.c (gimple_build_omp_grid_body): New function.
15114 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15115 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15116 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15117 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15118 GF_OMP_TEAMS_GRID_PHONY.
15119 (gimple_statement_omp_single_layout): Updated comments.
15120 (gimple_build_omp_grid_body): New function.
15121 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15122 (gimple_omp_for_grid_phony): New function.
15123 (gimple_omp_for_set_grid_phony): Likewise.
15124 (gimple_omp_parallel_grid_phony): Likewise.
15125 (gimple_omp_parallel_set_grid_phony): Likewise.
15126 (gimple_omp_teams_grid_phony): Likewise.
15127 (gimple_omp_teams_set_grid_phony): Likewise.
15128 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15129 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15130 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15131 (BUILT_IN_GOMP_TARGET): Updated type.
15132 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15133 (adjust_for_condition): New function.
15134 (get_omp_for_step_from_incr): Likewise.
15135 (extract_omp_for_data): Moved parts to adjust_for_condition and
15136 get_omp_for_step_from_incr.
15137 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15138 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15139 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15140 (scan_omp_parallel): Do not create child functions for phony
15142 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15143 (scan_omp_1_op): Checking assert we are not remapping to
15144 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15145 (parallel_needs_hsa_kernel_p): New function.
15146 (expand_parallel_call): Register apprpriate parallel child
15147 functions as HSA kernels.
15148 (grid_launch_attributes_trees): New type.
15149 (grid_attr_trees): New variable.
15150 (grid_create_kernel_launch_attr_types): New function.
15151 (grid_insert_store_range_dim): Likewise.
15152 (grid_get_kernel_launch_attributes): Likewise.
15153 (get_target_argument_identifier_1): Likewise.
15154 (get_target_argument_identifier): Likewise.
15155 (get_target_argument_value): Likewise.
15156 (push_target_argument_according_to_value): Likewise.
15157 (get_target_arguments): Likewise.
15158 (expand_omp_target): Call get_target_arguments instead of looking
15159 up for teams and thread limit.
15160 (grid_expand_omp_for_loop): New function.
15161 (grid_arg_decl_map): New type.
15162 (grid_remap_kernel_arg_accesses): New function.
15163 (grid_expand_target_kernel_body): New function.
15164 (expand_omp): Call it.
15165 (lower_omp_for): Do not emit phony constructs.
15166 (lower_omp_taskreg): Do not emit phony constructs but create for them
15167 a temporary variable receiver_decl.
15168 (lower_omp_taskreg): Do not emit phony constructs.
15169 (lower_omp_teams): Likewise.
15170 (lower_omp_grid_body): New function.
15171 (lower_omp_1): Call it.
15172 (grid_reg_assignment_to_local_var_p): New function.
15173 (grid_seq_only_contains_local_assignments): Likewise.
15174 (grid_find_single_omp_among_assignments_1): Likewise.
15175 (grid_find_single_omp_among_assignments): Likewise.
15176 (grid_find_ungridifiable_statement): Likewise.
15177 (grid_target_follows_gridifiable_pattern): Likewise.
15178 (grid_remap_prebody_decls): Likewise.
15179 (grid_copy_leading_local_assignments): Likewise.
15180 (grid_process_kernel_body_copy): Likewise.
15181 (grid_attempt_target_gridification): Likewise.
15182 (grid_gridify_all_targets_stmt): Likewise.
15183 (grid_gridify_all_targets): Likewise.
15184 (execute_lower_omp): Call grid_gridify_all_targets.
15185 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15186 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15187 (tree_omp_clause): Added union field dimension.
15188 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15189 * tree.c (omp_clause_num_ops): Added number of arguments of
15190 OMP_CLAUSE__GRIDDIM_.
15191 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15192 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15193 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15194 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15195 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15196 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15197 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15198 * tree-pass.h (make_pass_gen_hsail): Declare.
15199 (make_pass_ipa_hsa): Likewise.
15200 * ipa-hsa.c: New file.
15201 * lto-section-in.c (lto_section_name): Add hsa section name.
15202 * lto-streamer.h (lto_section_type): Add hsa section.
15203 * timevar.def (TV_IPA_HSA): New.
15204 * hsa-brig-format.h: New file.
15205 * hsa-brig.c: New file.
15206 * hsa-dump.c: Likewise.
15207 * hsa-gen.c: Likewise.
15210 * toplev.c (compile_file): Call hsa_output_brig.
15211 * hsa-regalloc.c: New file.
15213 2016-01-18 Jeff Law <law@redhat.com>
15215 PR tree-optimization/69320
15216 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15217 ranged object, do nothing if the RHS constant is not [0..1].
15218 (optimize_stmt): Comparing a boolean ranged object against a
15219 constant outside [0..1] results in a compile-time constant.
15221 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15224 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15226 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15227 (Option Summary): Update to reflect new section and moved options.
15228 (C++ Dialect Options): Move -fstats to new section.
15229 (Debugging Options): Move all dump, statistics, and other GCC
15230 developer options to new section. Rewrite section introduction
15231 and re-order remaining options to put the more basic ones first.
15232 (Optimization Options): Move -fira-verbose and -flto-report* to
15234 (Developer Options): New section incorporating moved options.
15235 * doc/cppopts.texi (-dM): Update cross-reference.
15237 2016-01-18 Richard Henderson <rth@redhat.com>
15240 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15241 operands to pseudo only if CSE is expected. Split long immediate
15242 operands only after reload, and for the stack pointer.
15243 (*add<GPI>3_pluslong): Remove.
15244 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15245 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15246 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15247 (*add<GPI>3 peepholes): New.
15248 (*add<GPI>3 splitters): New.
15249 * config/aarch64/constraints.md (Upl): New.
15250 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15252 2016-01-18 Richard Biener <rguenther@suse.de>
15254 PR tree-optimization/69297
15255 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15257 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15259 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15261 PR middle-end/68542
15262 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15263 of mixind vector and scalar types.
15264 (fold_relational_const): Add handling of vector
15265 comparison with boolean result.
15266 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15267 comparison of vector operands with boolean result for EQ/NE only.
15268 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15269 (verify_gimple_cond): Likewise.
15270 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15273 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15275 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15278 2016-01-18 Richard Biener <rguenther@suse.de>
15280 PR middle-end/69308
15281 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15283 2016-01-18 Tom de Vries <tom@codesourcery.com>
15285 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15287 2016-01-18 Tom de Vries <tom@codesourcery.com>
15289 * omp-low.c (set_oacc_fn_attrib): Make extern.
15290 * omp-low.h (set_oacc_fn_attrib): Declare.
15291 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15292 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15293 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15294 Add and handle function parameter oacc_kernels_p.
15295 (find_reduc_addr, get_omp_data_i_param): New function.
15296 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15297 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15298 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15299 Calculate dominance info. Skip loops that are not in a kernels region
15300 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15301 (pass_parallelize_loops::execute): Call parallelize_loops with
15302 oacc_kernels_p argument.
15303 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15304 New member function.
15305 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15306 * passes.def: Add argument to pass_parallelize_loops instantation.
15308 2016-01-18 Tom de Vries <tom@codesourcery.com>
15310 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15311 pass_parallelize_loops to be run outside the loop pipeline.
15313 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15315 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15316 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15318 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15321 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15322 using get_ref_base_and_extent.
15323 (equal_mem_array_ref_p): New.
15324 (hashable_expr_equal_p): Add call to previous.
15326 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15329 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15330 (sra_initialize): Allocate disqualified_constants.
15331 (sra_deinitialize): Free disqualified_constants.
15332 (disqualify_candidate): Update disqualified_constants when appropriate.
15333 (create_access): Scan for constant-pool entries as we go along.
15334 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15335 (maybe_add_sra_candidate): Allow constant-pool entries.
15336 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15337 (initialize_constant_pool_replacements): New.
15338 (sra_modify_assign): Avoid mangling assignments created by previous,
15339 and don't generate writes into constant pool.
15340 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15342 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15344 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15345 andnot instruction.
15346 (scalar_chain::convert_op): Likewise.
15347 * config/i386/i386.md (*andndi3_doubleword): New.
15349 2016-01-18 Richard Biener <rguenther@suse.de>
15351 PR tree-optimization/69170
15352 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15353 building a vector from scalar results of a pattern stmt.
15355 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15357 * haifa-sched.c (autopref_multipass_init): Work around
15358 -Wmaybe-uninitialized warning.
15360 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15362 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15363 against the constant 0.
15365 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15367 PR tree-optimization/68799
15368 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15369 look up phi candidates in the statement-candidate map.
15370 (phi_add_costs): Likewise.
15371 (record_phi_increments): Likewise.
15372 (phi_incr_cost): Likewise.
15373 (ncd_with_phi): Likewise.
15374 (all_phi_incrs_profitable): Likewise.
15376 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15378 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15379 -Wmaybe-uninitialized warning.
15381 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15383 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15384 (Option Summary): Update to reflect new section and moved options.
15385 (C++ Dialect Options): Move -fvtable-verify and related options.
15386 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15387 and profiling-related options.
15388 (Optimization Options): Move profile generation options and
15389 -fstack-protector and related options.
15390 (Instrumentation Options): New section incorporating moved options.
15391 (Code Generation Options): Move -finstrument-functions and
15392 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15394 2016-01-16 Tom de Vries <tom@codesourcery.com>
15396 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15398 2016-01-16 Tom de Vries <tom@codesourcery.com>
15400 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15402 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15404 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15405 that checks whether the table is already empty. Rename the
15406 original implementation to...
15407 (hash_table::empty_slot): ...this new private function.
15409 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15411 PR diagnostic/68899
15412 * diagnostic-show-locus.c (layout::print_source_line): Move x
15413 offset of line until after call to
15414 get_line_width_without_trailing_whitespace.
15416 2016-01-15 Jeff Law <law@redhat.com>
15418 PR tree-optimization/69270
15419 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15420 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15421 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15422 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15423 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15424 ssa_name_has_boolean_range and constant_boolean_node.
15426 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15428 PR rtl-optimization/69030
15429 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15431 (spill_pseudos): Delete debug insn for dead pseudo.
15432 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15434 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15436 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15438 (TYPES_UNOPUS): Likewise.
15439 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15440 builtin type, from UNOP to UNOPUS.
15441 (lbtruncuv4sf): Likewise.
15442 (lbtruncuv2df): Likewise.
15443 (lrounduv2sf): Likewise.
15444 (lrounduv4sf): Likewise.
15445 (lrounduv2df): Likewise.
15446 (lroundusf): Likewise.
15447 (lroundusf): Likewise.
15448 (lceiluv2sf): Likewise.
15449 (lceiluv4sf): Likewise.
15450 (lceiluv2df): Likewise.
15451 (lceilusf): Likewise.
15452 (lceiludf): Likewise.
15453 (lflooruv2sf): Likewise.
15454 (lflooruv4sf): Likewise.
15455 (lflooruv2df): Likewise.
15456 (lfloorusf): Likewise.
15457 (lfloorudf): Likewise.
15458 (lfrintnuv2sf): Likewise.
15459 (lfrintnuv4sf): Likewise.
15460 (lfrintnuv2df): Likewise.
15461 (lfrintnusf): Likewise.
15462 (lfrintnudf): Likewise.
15463 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15465 (vcvtq_u32_f32): Likewise.
15466 (vcvtq_u64_f64): Likewise.
15467 (vcvta_u32_f32): Likewise.
15468 (vcvtaq_u32_f32): Likewise.
15469 (vcvtaq_u64_f64): Likewise.
15470 (vcvtm_u32_f32): Likewise.
15471 (vcvtmq_u32_f32): Likewise.
15472 (vcvtmq_u64_f64): Likewise.
15473 (vcvtn_u32_f32): Likwise.
15474 (vcvtnq_u32_f32): Likewise.
15475 (vcvtnq_u64_f64): Likewise.
15476 (vcvtp_u32_f32): Likewise.
15477 (vcvtpq_u32_f32): Likewise.
15478 (vcvtpq_u64_f64): Likewise.
15479 (vcvtmd_u64_f64): Likewise.
15480 (vcvtms_u32_f32): Likewise.
15481 (vcvtad_u64_f64): Likewise.
15482 (vcvtas_u32_f32): Likewise.
15483 (vcvtnd_u64_f64): Likewise.
15484 (vcvtns_u32_f32): Likewise.
15485 (vcvtpd_u64_f64): Likewise.
15486 (vcvtps_u32_f32): Likewise.
15488 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15490 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15491 CSEL of zero_extended registers.
15493 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15495 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15496 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15498 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15500 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15501 false when argument string is not found in the attributes table
15504 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15507 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15508 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15509 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15510 precision estimate.
15512 2016-01-15 Richard Biener <rguenther@suse.de>
15514 PR tree-optimization/66856
15515 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15516 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15517 (vect_create_new_slp_node): Increment stmt reference count.
15518 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15519 an SLP tree before swapping operands.
15520 (vect_build_slp_tree): Likewise.
15521 (destroy_bb_vec_info): Free stmt info after SLP instances.
15522 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15523 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15524 (STMT_VINFO_NUM_SLP_USES): New macro.
15526 2016-01-15 Richard Biener <rguenther@suse.de>
15529 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15530 (add_linkage_name): ... here.
15531 (gen_typedef_die): Use add_linkage_name_raw instead of
15532 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15535 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15537 * gimplify.c (oacc_default_clause): Decode reference and pointer
15538 types for both kernels and parallel regions.
15540 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15542 PR middle-end/69246
15543 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15545 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15547 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15548 (convert_scalars_to_vector): Likewise.
15550 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15552 * doc/extend.texi (Type Traits): Fix grammar.
15554 2016-01-15 Martin Jambor <mjambor@suse.cz>
15556 * tree-inline.c (remap_decl): Use existing dclarations if
15557 remapping a type and prevent_decl_creation_for_types.
15558 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15559 decls first. Do real remapping with
15560 prevent_decl_creation_for_types set.
15561 * tree-inline.h (copy_body_data): New field
15562 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15565 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15567 * config/s390/s390.opt (mmvcle): More verbose help text.
15569 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15571 * config/s390/s390.opt: Add period to -mzvector option text.
15573 2016-01-15 Richard Biener <rguenther@suse.de>
15575 PR tree-optimization/68961
15576 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15577 of invariants in stores again.
15579 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15581 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15583 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15585 * config/i386/i386.c (ix86_expand_branch): Don't split
15586 DI mode xor instruction to SI mode.
15588 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15591 * ipa-icf.c (sem_function::merge): Virtual functions may become
15592 reachable even if they address is not taken and there are no
15595 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15597 * lto-streamer-out.c (subtract_estimated_size): New function.
15598 (get_symbol_initial_value): Use it.
15600 2016-01-15 Christian Bruel <christian.bruel@st.com>
15603 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15604 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15605 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15606 use add_builtin_function_ext_scope instead of add_builtin_function.
15607 (neon_set_p, neon_crypto_set_p): Remove.
15608 (arm_init_builtins): Always call arm_init_neon_builtins and
15609 arm_init_crypto_builtins.
15610 (arm_expand_builtin): Check that builtins are allowed for the arch.
15611 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15612 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15613 arm_init_neon_builtins call.
15615 2016-01-15 Richard Biener <rguenther@suse.de>
15617 PR tree-optimization/69117
15618 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15619 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15620 of the leader conservatively.
15621 (free_scc_vn): Restore original SSA name infos.
15623 2016-01-14 Jeff Law <law@redhat.com>
15625 PR tree-optimization/69270
15626 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15627 single bit of precision, verify it's also unsigned.
15628 (record_edge_info): Use constant_boolean_node rather than fold_convert
15629 to convert boolean_true/boolean_false to the right type.
15631 2016-01-14 Richard Henderson <rth@redhat.com>
15634 * loop-doloop.c (record_reg_sets): New.
15635 (doloop_optimize): Reject the transform if the sequence
15636 clobbers registers live at the end of the loop block.
15637 (doloop_optimize_loops): Enable df_live if needed.
15639 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15641 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15642 * config/rs6000/rs6000.c: Likewise.
15643 * config/rs6000/rs6000.h: Likewise.
15644 * config/rs6000/rs6000.md: Likewise.
15645 * doc/extend.texi: Likewsie.
15647 2016-01-14 Jeff Law <law@redhat.com>
15649 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15652 2016-01-14 Richard Henderson <rth@redhat.com>
15656 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15657 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15658 instead of builtin_decl_declared_p to test for declaration.
15660 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15662 * doc/loop.texi (Loop Analysis and Representation): Document
15663 loop_depth function.
15665 2016-01-14 Tom de Vries <tom@codesourcery.com>
15667 PR tree-optimization/68773
15668 * omp-low.c (expand_omp_target): Don't set force_output.
15669 * varpool.c (varpool_node::get_create): Same.
15670 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15671 offload_funcs with force_output.
15673 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15676 * lra-eliminations.c (move_plus_up): Don't change anything if either
15677 the outer or inner subreg mode is not MODE_INT.
15678 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15679 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15681 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15683 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15684 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15685 reduc_uplus_@var{m}): Remove.
15686 * expr.c (expand_expr_real_2): Remove expansion path for
15687 reduc_[us](min|max|plus) optabs.
15688 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15689 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15690 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15691 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15692 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15693 reduc_[us](min|max|plus) optabs.
15695 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15697 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15698 (reduc_plus_scal_v2sf): New.
15699 (reduc_smax_v2sf): Rename to...
15700 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15701 (reduc_smin_v2sf): Rename to...
15702 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15704 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15706 * alias.c (compare_base_symbol_refs): New function.
15707 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15710 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15712 PR middle-end/68146
15713 PR tree-optimization/69155
15714 * tree-complex.c: Include cfganal.h.
15715 (phis_to_revisit): New variable.
15716 (extract_component): Add phiarg_p argument. Assert that returned
15717 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15718 (update_phi_components): Partly rewrite to use loop over real/imag
15719 components instead of code duplication. If extract_component returns
15720 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15721 create_tmp_reg into the PHI node instead, and mention the phi triplet
15722 in phis_to_revisit.
15723 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15724 in phis_to_revisit at the end.
15726 2016-01-14 Richard Biener <rguenther@suse.de>
15728 PR tree-optimization/68060
15729 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15730 outer loop reduction is only used in the inner loop before
15731 detecting a double reduction.
15733 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15736 * combine.c (expand_field_assignment): Punt if compute_mode is
15737 unsupported scalar mode.
15739 2016-01-14 Richard Biener <rguenther@suse.de>
15741 PR tree-optimization/66856
15742 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15743 SLP node only if it built successfully.
15744 (vect_analyze_slp_instance): Adjust.
15746 2016-01-14 Jeff Law <law@redhat.com>
15748 PR tree-optimization/69270
15749 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15750 (record_edge_info): Use it. Convert boolean_{true,false}_node
15751 to the type of op0.
15753 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15756 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15757 use block_ultimate_origin
15758 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15760 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15762 * doc/invoke.texi (Submodel Options): Rename section to
15763 "Machine-Dependent Options" to better reflect its content.
15764 Rewrite introductory text to remove archaic CPU names.
15767 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15769 * doc/invoke.texi (Code Gen Options): Move section up in file,
15770 before target-specific options. Update menu and option summary
15771 to reflect the new section ordering.
15773 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15775 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15776 (C++ Dialect Options): Add cross-reference to -std option.
15777 * doc/standards.texi (C++ Language): Document C++14 support.
15779 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15781 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15782 for pack/unpack functions for __ibm128.
15783 (PACK_IF): Likewise.
15784 (UNPACK_IF): Likewise.
15786 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15787 support for __ibm128 pack/unpack functions.
15788 (rs6000_invalid_builtin): Likewise.
15789 (rs6000_init_builtins): Likewise.
15790 (rs6000_opt_masks): Likewise.
15792 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15793 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15795 (RS6000_BTM_COMMON): Likewise.
15797 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15798 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15799 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15800 128-bit floating point. Add support for the double values to be
15801 in Altivec registers for TF/IF packing and unpacking, but restrict
15802 TD packing sub-fields to be FPR registers. Don't allow overlapped
15803 register support for packing. Allow pack inputs to be memory
15804 locations. Don't build generator functions for unpack<mode>_dm
15805 and unpack<mode>_nodm.
15806 (unpack<mode>_dm): Likewise.
15807 (unpack<mode>_nodm): Likewise.
15808 (pack<mode>): Likewise.
15810 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15811 built-in functions to pack/unpack explicit __ibm128 values.
15812 (__builtin_unpack_ibm128): Likewise.
15814 * doc/extend.texi (PowerPC Built-in Functions): Document
15815 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15817 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15820 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15821 Add new arg loc and pass it down as context.
15822 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15823 to the location to use for the warning.
15824 (check_function_arguments): New arg loc. All callers changed. Pass
15825 it to check_function_nonnull.
15826 * c-common.h (check_function_arguments): Adjust declaration.
15828 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15830 PR tree-optimization/69156
15831 * gimple.c (validate_type): Removed.
15832 (gimple_builtin_call_types_compatible_p): Use
15833 useless_type_conversion_p instead of validate_type.
15834 * value-prof.c (gimple_stringop_fixed_value): Fold
15835 icall_size to correct type.
15837 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15839 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15842 2016-01-13 Richard Henderson <rth@redhat.com>
15845 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15846 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15847 (ix86_builtin_tm_store): Remove.
15848 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15849 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15850 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15851 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15852 * doc/tm.texi: Rebuild.
15854 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15855 (BUILT_IN_TM_MEMCPY_RTWN): New.
15856 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15857 fallback from vector to integer helpers.
15858 (build_tm_load): Handle vector types directly, instead of
15860 (build_tm_store): Likewise.
15861 (expand_assign_tm): Prepare for register types not handled by
15862 the above. Copy them to memory and use memcpy.
15863 * tree.c (tm_define_builtin): New.
15864 (find_tm_vector_type): New.
15865 (build_tm_vector_builtins): New.
15866 (build_common_builtin_nodes): Call it.
15868 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15870 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15871 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15873 2016-01-13 Tom de Vries <tom@codesourcery.com>
15875 PR tree-optimization/69169
15876 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15877 handled_struct_type param.
15878 (create_variable_info_for, intra_create_variable_infos): Call
15879 create_variable_info_for_1 with extra arg.
15881 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15883 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15884 and "armv8.1-a+crc" entries.
15886 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15889 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15890 Change first operand predicate from register_or_constm1_operand
15891 to register_operand.
15892 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15893 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15894 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15895 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15896 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15897 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15898 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15899 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15900 comparison with constm1_rtx from vec_prefetch_gen part.
15902 2016-01-13 Richard Biener <rguenther@suse.de>
15904 PR tree-optimization/69013
15905 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15906 Exchange assert for a test.
15908 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15911 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15913 2016-01-13 Richard Biener <rguenther@suse.de>
15915 PR tree-optimization/69242
15916 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15917 assert with a check.
15919 2016-01-13 Richard Biener <rguenther@suse.de>
15921 PR tree-optimization/69186
15922 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15923 Properly guard vect_update_misalignment_for_peel call.
15925 2016-01-12 Jeff Law <law@redhat.com>
15927 PR tree-optimization/pr67755
15928 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15929 "need_profile_correction".
15930 (thread_block_1): Initialize new field to false by default. If we
15931 have multiple thread paths through a common joiner to different
15932 final targets, then set new field to true.
15933 (compute_path_counts): Only do count adjustment when it's really
15936 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15938 * doc/invoke.texi (Spec Files): Move section down in file, past
15939 all command-line option descriptions.
15941 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15943 PR middle-end/54809
15944 * doc/gty.texi: Remove documentation of mark_hook.
15945 * gengtype.c (struct write_types_data): Remove code to support
15946 mark_hook attribute.
15947 (walk_type): Likewise.
15948 (write_func_for_structure): Likewise.
15950 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15952 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15953 Directory Options, and -specs= to Overall Options.
15954 (Overall Options): Adjust similarly. Reorder to group related
15955 options together. Make -specs= cross-reference the spec file details.
15956 (Directory Options): Adjust similarly.
15958 2016-01-12 Jeff Law <law@redhat.com>
15960 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15962 2016-01-12 Olivier Hainque <hainque@adacore.com>
15964 * gcc.c (spec_undefvar_allowed): New global.
15965 (process_command): Set to true when running for --version or --help,
15967 (getenv_spec_function): When the variable is not defined, use the
15968 variable name as the variable value if we're allowed not to issue
15971 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15973 PR tree-optimization/68911
15974 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15975 information computed for expression "init + nit * step".
15977 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15979 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15980 about name of GCC executable. Remove deleted node from menu.
15981 (Directory Options) <-B>: Remove cross-reference to deleted node.
15982 (Target Options): Delete section.
15984 2016-01-12 Christian Bruel <christian.bruel@st.com>
15987 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15988 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15990 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15993 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15994 aligned_mem is properly set for AVX512-VL floating point masked
15998 * ifcvt.c (cond_exec_process_if_block): When removing the last
15999 insn from then_bb, remove also any possible barriers that follow it.
16001 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16005 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16006 (PTRDIFF_TYPE): Likewise.
16007 (WCHAR_TYPE): Likewise.
16008 (WCHAR_TYPE_SIZE): Likewise.
16009 (STDINT_LONG32): Likewise.
16011 2016-01-12 Richard Biener <rguenther@suse.de>
16013 PR tree-optimization/69053
16014 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16015 convert initial value for cond reductions.
16017 2016-01-12 Richard Biener <rguenther@suse.de>
16019 PR tree-optimization/69007
16020 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16021 widen_sum after dot_prod and sad.
16023 2016-01-12 Richard Biener <rguenther@suse.de>
16025 PR tree-optimization/69168
16026 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16027 pattern stmt SLP type.
16028 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16029 end up unused so cope with that case.
16031 2016-01-12 Richard Biener <rguenther@suse.de>
16033 PR tree-optimization/69157
16034 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16035 stmts def type only during analyze phase.
16036 (vectorizable_call): Likewise.
16037 (vectorizable_simd_clone_call): Likewise.
16038 (vectorizable_conversion): Likewise.
16039 (vectorizable_assignment): Likewise.
16040 (vectorizable_shift): Likewise.
16041 (vectorizable_operation): Likewise.
16042 (vectorizable_store): Likewise.
16043 (vectorizable_load): Likewise.
16045 2016-01-12 Richard Biener <rguenther@suse.de>
16047 PR tree-optimization/69174
16048 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16050 (vectorizable_load): Properly compute the number of loads needed
16051 for permuted strided SLP loads and do not spuriously assign
16052 to SLP_TREE_VEC_STMTS.
16054 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16056 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16057 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16058 (MD_EXEC_PREFIX): Remove.
16059 (MD_STARTFILE_PREFIX) Removee.
16060 (FILE_NAME_ABSOLUTE_P): Remove.
16061 (CPP_SPEC): Do not read macros from sys/version.h.
16062 (LINK_COMMAND_SPEC): Remove.
16063 (LOCAL_INCLUDE_DIR): Remove.
16064 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16065 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16066 (POST_LINK_SPEC): Define to invoke stubify after linker
16067 (LIBSTDCXX): Remove define
16068 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16069 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16070 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16071 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16072 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16073 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16074 (i386_djgpp_asm_named_section): Add propotype of new procedure
16076 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16077 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16078 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16079 in config/i386/djgpp.h).
16080 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16081 STANDARD_STARTFILE_PREFIX_1.
16082 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16083 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16084 installation errors.
16085 (MAX_OFILE_ALIGNMENT): Define to 128.
16086 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16088 * config/i386/djgpp.c: New file. Add implementation of
16089 i386_djgpp_asm_named_section.
16091 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16093 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16094 Add rule for building djgpp.o.
16096 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16098 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16099 (rtx_is_swappable_p): Reductions are swappable.
16100 (insn_is_swappable_p): V2DF reductions are swappable.
16102 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16104 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16105 reloads for other unsupported memory operands.
16107 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16108 Jim Wilson <jim.wilson@linaro.org>
16111 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16112 copy_to_mode_reg instead of force_reg.
16114 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16117 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16118 TARGET_80387 is true.
16120 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16123 * lra-eliminations.c (move_plus_up): Only move plus up
16124 if subreg of the constant can be simplified into constant
16125 and use the simplified subreg of the constant instead of
16126 the original constant.
16128 * fold-const.c (fold_convertible_p): Don't return true
16129 for conversion of VECTOR_TYPE to same sized integral type.
16130 (fold_convert_loc): Fix up formatting. Fold conversion of
16131 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16132 instead of NOP_EXPR.
16134 PR tree-optimization/69214
16135 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16136 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16139 PR tree-optimization/69207
16140 * tree-vect-slp.c (vect_get_constant_vectors): For
16141 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16142 fold_convertible_p to vector_type's element type, and always
16143 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16145 2016-01-11 Richard Biener <rguenther@suse.de>
16147 PR tree-optimization/69173
16148 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16149 fixup the cycle if all stmts are in a pattern.
16151 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16153 PR middle-end/68999
16154 * alias.c (base_alias_check): Move check for addresses with
16155 alignment ANDs before the call for compare_base_decls.
16156 (memrefs_conflict_p): Return -1 for different decls
16157 that went through alignment adjustments.
16159 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16161 PR rtl-optimization/68796
16162 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16163 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16164 and QImode comparisons against zero with CC_NZmode.
16165 * config/aarch64/iterators.md (short_mask): New mode_attr.
16167 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16169 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16170 (<avx512>_store<mode>_mask): Likewise.
16172 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16173 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16175 PR rtl-optimization/68841
16176 * ifcvt.c (struct noce_if_info): Add orig_x field.
16177 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16178 Don't record conflicts on to_rename if it's present.
16179 Allow memory destinations in sets.
16180 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16181 blocks, passing orig_x to the checks.
16182 (noce_process_if_block): Set if_info->orig_x appropriately.
16184 2016-01-11 Tom de Vries <tom@codesourcery.com>
16186 PR tree-optimization/69069
16187 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16189 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16191 PR rtl-optimization/68920
16192 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16193 of conditional moves for RTL if-conversion to 1 for
16194 TARGET_ONE_IF_CONV_INSN.
16195 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16196 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16197 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16198 parameter to restirct number of conditional moves for
16200 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16201 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16204 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16207 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16208 onepart vars. Fix typo in comment. Fix reversed condition in
16210 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16213 * var-tracking.c (dump_onepart_variable_differences): New.
16214 (dataflow_set_different): If a detailed dump is requested,
16215 delay early returns and dump differences between onepart
16216 variables present before and after, and added variables.
16218 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16221 * expr.c (expand_expr_real_1): For boolean vector constants
16222 with a scalar mode use const_scalar_mask_from_tree.
16223 (const_scalar_mask_from_tree): New.
16224 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16225 assigned to a mask type to handle constants.
16227 2016-01-11 Martin Jambor <mjambor@suse.cz>
16230 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16231 useless parameters if we cannot change function signature.
16233 2016-01-11 Martin Jambor <mjambor@suse.cz>
16236 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16239 2016-01-11 Tom de Vries <tom@codesourcery.com>
16241 PR tree-optimization/69109
16242 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16245 2016-01-11 Tom de Vries <tom@codesourcery.com>
16247 PR tree-optimization/69108
16248 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16249 res is not used in a phi.
16251 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16254 * common.opt (frandom-seed): Fix parameter name.
16255 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16257 2016-01-11 Tom de Vries <tom@codesourcery.com>
16259 PR tree-optimization/69058
16260 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16263 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16265 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16266 (mcode-density): Likewise.
16268 2016-01-10 Tom de Vries <tom@codesourcery.com>
16270 PR tree-optimization/69062
16271 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16272 (parallelize_loops): Don't paralelize loop that has phi with address
16275 2016-01-10 Tom de Vries <tom@codesourcery.com>
16277 PR tree-optimization/69039
16278 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16281 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16283 PR middle-end/68743
16284 * match.pd: Require target has function_c99_misc before doing
16285 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16287 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16289 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16291 * configure: Regenerate.
16293 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16295 PR middle-end/50865
16296 PR tree-optimization/69097
16297 * fold-const.h (expr_not_equal_to): New prototype.
16298 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16299 (expr_not_equal_to): New function.
16300 * match.pd (X % -Y is the same as X % Y): Don't optimize
16301 unless X is known not to be equal to minimum or Y is known
16302 not to be equal to -1.
16303 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16304 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16305 (simplify_stmt_using_ranges): Adjust caller.
16306 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16307 substitute_and_fold.
16309 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16311 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16314 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16316 PR tree-optimization/69167
16317 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16318 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16320 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16322 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16323 Richard Biener <rguenther@suse.de>
16325 PR tree-optimization/68707
16326 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16327 instances that can be handled via vect_load_lanes.
16329 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16331 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16332 if we can't determine address equivalence.
16333 * alias.c (compare_base_decl): Update for changed return value of
16334 symtab_node::equal_address_to.
16336 2016-01-08 Jason Merrill <jason@redhat.com>
16340 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16341 * expr.c (store_field): Not here.
16342 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16343 call with TREE_ADDRESSABLE type.
16344 * tree-cfg.c (verify_gimple_call): Adjust.
16346 2016-01-08 Olivier Hainque <hainque@adacore.com>
16348 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16351 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16353 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16354 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16355 (reduc_smin_v2sf): Rename to...
16356 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16357 (reduc_splus_v2sf): Rename to...
16358 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16360 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16362 PR tree-optimization/69162
16363 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16364 valist argument in another argument.
16365 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16366 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16367 to determine the va_list type, build a MEM_REF instead of
16368 build_fold_indirect_ref.
16370 PR tree-optimization/69172
16371 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16374 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16376 PR tree-optimization/67781
16377 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16378 and cmpnop in two steps: first the ones not accessed in original
16379 gimple expression in a endian independent way and then the ones not
16380 accessed in the final result in an endian-specific way.
16382 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16384 PR tree-optimization/69083
16385 * tree-vect-slp.c (vect_get_constant_vectors): For
16386 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16387 element type. If op is fold_convertible_p to vector_type's element
16388 type, use NOP_EXPR instead of VCE.
16390 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16392 PR rtl-optimization/67778
16393 PR rtl-optimization/68634
16394 PR rtl-optimization/68909
16395 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16396 block from the stack until done with it. Remove a superfluous
16397 bitmap set. Remove a superfluous bitmap test.
16399 2016-01-07 Martin Sebor <msebor@redhat.com>
16402 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16403 constraint on the type of arguments.
16405 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16407 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16408 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16409 unaligned_access on the gcc_options set.
16410 * config/arm/arm.c (arm_option_override_internal): Use
16411 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16413 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16416 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16417 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16419 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16422 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16425 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16426 depending on frame_pointer_needed before remaining integer and SSE
16427 registers are saved.
16429 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16432 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16434 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16437 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16438 Use the "xBm" constraint.
16439 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16441 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16442 (sse_cvtsi2ssq<round_name>): Likewise.
16443 (sse_cvtss2si<round_name>): Likewise.
16444 (sse_cvtss2siq<round_name>): Likewise.
16445 (sse2_cvtsi2sdq<round_name>): Likewise.
16446 (sse2_cvtsd2si<round_name>): Likewise.
16447 (sse2_cvtsd2siq<round_name>): Likewise.
16448 * config/i386/subst.md (round_nimm_scalar_predicate): New
16451 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16453 PR middle-end/67639
16454 * varasm.c (make_decl_rtl): Mark invalid register vars as
16457 PR rtl-optimization/66206
16458 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16459 All callers changed.
16461 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16463 PR tree-optimization/69141
16464 * tree-ssa-pre.c: Include langhooks.h.
16465 (eliminate_dom_walker::before_dom_children): Use
16466 lang_hooks.decl_printable_name instead of
16467 cgraph_node::get ()->name ().
16469 PR middle-end/68960
16470 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16471 it and DECL_ALIGN too.
16473 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16475 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16477 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16480 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16481 depending on frame_pointer_needed before remaining integer and SSE
16482 registers are saved.
16484 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16486 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16487 mode iterator with VSX_M2.
16488 (*p9_vecstore_<mode>): Likewise.
16489 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16490 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16491 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16492 (define_split for VSX_LE128 stores): Likewise.
16493 (define_peephole2 for TImode LE swaps): Likewise.
16494 (define_split for VSX_LE128 post-reload stores): Likewise.
16496 2016-01-06 Marek Polacek <polacek@redhat.com>
16499 * convert.c (convert_to_integer_1): Adjust call to
16500 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16501 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16502 EXPR instead of ARG.
16503 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16505 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16508 * doc/extend.texi (RL78 Variable Attributes): New section.
16510 2016-01-05 Marek Polacek <polacek@redhat.com>
16513 * builtins.c (get_memmodel): Use expansion point location rather than
16514 the input location. Call warning_at rather than warning.
16515 (expand_builtin_atomic_compare_exchange): Likewise.
16516 (expand_builtin_atomic_load): Likewise.
16517 (expand_builtin_atomic_store): Likewise.
16518 (expand_builtin_atomic_clear): Likewise.
16520 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16523 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16524 Replace nonimmediate_operand with vector_operand.
16525 * config/i386/predicates.md (vector_operand): New predicate.
16526 (general_vector_operand): Replace nonimmediate_operand with
16528 * config/i386/sse.md: Replace nonimmediate_operand with
16529 vector_operand and m constraint with Bm constraint on SSE
16530 patterns with 16-byte memory operand.
16531 * config/i386/subst.md (round_nimm_predicate): Replace
16532 nonimmediate_operand with vector_operand.
16533 (round_saeonly_nimm_predicate): Likewise.
16534 (round_saeonly_nimm_scalar_predicate): New.
16536 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16539 * config/i386/constraints.md (Bm): New constraint.
16540 * config/i386/predicates.md (vector_memory_operand): New
16542 * config/i386/sse.md: Replace xm with xBm in plusminus and
16543 any_logic patterns.
16545 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16548 * doc/extend.texi (V850 Function Attributes): New section.
16549 (V850 Variable Attributes): New section.
16551 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16554 * doc/extend.texi (MicroBlaze Function Attributes): Document
16555 interrupt_handler and fast_interrupt attributes.
16557 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16560 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16561 for local symbolic operands.
16562 * config/ia64/predicates.md (local_symbolic_operand64): New
16565 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16567 PR rtl-optimization/68651
16568 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16571 2016-01-05 Nathan Sidwell <nathan@acm.org>
16573 * alias.c (compare_base_decls): Use symtab_node::get.
16575 2016-01-05 Nick Clifton <nickc@redhat.com>
16578 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16579 secondary_reload_info structure.
16582 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16583 decls if weak support is available.
16585 2016-01-04 Martin Sebor <msebor@redhat.com>
16587 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16589 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16591 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16592 OPTION_MASK_P9_DFORM.
16594 * config/rs6000/constraints.md (wo constraint): New constraint for
16597 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16599 (rs6000_init_hard_regno_mode_ok): Likewise.
16601 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16604 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16605 expanders not to have constraints. Add support for ISA 3.0 xxperm
16606 instruction. Add support for fusing xxlor with xxperm.
16607 (altivec_vperm_<mode>_internal): Likewise.
16608 (altivec_vperm_v8hiv16qi): Likewise.
16609 (altivec_vperm_<mode>v16q): Likewise.
16610 (altivec_vperm_<mode>_uns): Likewise.
16611 (vperm_v8hiv4si): Likewise.
16612 (vperm_v16qiv8hi): Likewise.
16614 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16616 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16618 Update copyright years.
16620 * gcc.c (process_command): Update copyright notice dates.
16621 * gcov-dump.c (print_version): Ditto.
16622 * gcov.c (print_version): Ditto.
16623 * gcov-tool.c (print_version): Ditto.
16624 * gengtype.c (create_file): Ditto.
16625 * doc/cpp.texi: Bump @copying's copyright year.
16626 * doc/cppinternals.texi: Ditto.
16627 * doc/gcc.texi: Ditto.
16628 * doc/gccint.texi: Ditto.
16629 * doc/gcov.texi: Ditto.
16630 * doc/install.texi: Ditto.
16631 * doc/invoke.texi: Ditto.
16633 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16635 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16636 modes larger than TImode as TImode if NEON is not enabled.
16638 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16641 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16642 mode for %f0-%f31 only if TARGET_FPU.
16644 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16647 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16648 to compute the PACKED_P predicate.
16649 (function_arg_record_value): Minor tweaks.
16651 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16653 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16654 option for arm*-*-* targets.
16656 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16658 * doc/extend.texi (Common Function Attributes): Move docs for
16659 MSP430-specific attributes to....
16660 (MSP430 Function Attributes): ...here. Delete the redundant
16661 entries and copy-edit the remaining text.
16662 (MSP430 Variable Attributes): Use uniform format for index
16663 entries and add a cross-reference to the corresponding function
16666 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16668 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16670 (x86 Options): Likewise.
16672 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16676 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16677 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16678 to corresponding attribute.
16680 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16682 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16683 to correct alphabetization of table. Copy-edit and correct
16685 <stack_protect>: Likewise.
16686 <target_clones>: Likewise.
16688 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16689 Correct punctuation.
16690 (Code Gen Options) <-fno-plt>: Copy-edit.
16692 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16695 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16696 SI values. Explicitly convert SI to DI and vice-versa.
16698 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16700 PR tree-optimization/69070
16701 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16702 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16705 * ubsan.c (ubsan_instrument_float_cast): Call
16706 initialize_sanitizer_builtins.
16709 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16711 Copyright (C) 2016 Free Software Foundation, Inc.
16713 Copying and distribution of this file, with or without modification,
16714 are permitted in any medium without royalty provided the copyright
16715 notice and this notice are preserved.