1 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/71673
4 * internal-fn.c (expand_arith_overflow_result_store): Use
5 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
10 expand_ifn_atomic_compare_exchange): New functions.
11 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
12 * tree.h (build_call_expr_internal_loc): Rename to ...
13 (build_call_expr_internal_loc_array): ... this. Fix up type of
15 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17 ATOMIC_COMPARE_EXCHANGE result.
18 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19 * gimple-fold.h (optimize_atomic_compare_exchange_p,
20 fold_builtin_atomic_compare_exchange): New prototypes.
21 * gimple-fold.c (optimize_atomic_compare_exchange_p,
22 fold_builtin_atomic_compare_exchange): New functions..
23 * tree-ssa.c (execute_update_addresses_taken): If
24 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
25 of call when finding addressable vars, and if such var becomes
26 non-addressable, call fold_builtin_atomic_compare_exchange.
28 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
31 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
32 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
34 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
36 * config/rs6000/rs6000.md ('type' attribute): Add
37 veclogical,veccmpfx,vecexts,vecmove insn types.
38 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
39 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
40 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
41 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
42 *nabs<mode>2_hw): Change type to vecmove.
43 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
44 *boolcc<mode>3_internal, *eqv<mode>3_internal,
45 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
46 *ieee_128bit_vsx_abs<mode>2_internal,
47 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
48 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
49 *ieee128_mtvsrd_32bit): Change type to veclogical.
50 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
51 *movdi_internal32, *movdi_internal64): Update insn types.
52 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
53 vsx_extract_<mode>): Change type to veclogical.
54 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
55 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
56 *vsx_sign_extend_si_v2di): Change type to vecexts.
57 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
59 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
60 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
61 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
62 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
63 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
64 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
65 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
66 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
67 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
68 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
69 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
70 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
71 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
72 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
73 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
74 (ppc7450-vecsimple): Add veclogical, vecmove.
75 (ppc7450-veccmp): Add veccmpfx.
76 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
78 (ppc8540_vector_compare): Add veccmpfx.
79 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
80 * config/rs6000/cell.md (cell-fp): Add fpsimple.
81 (cell-vecsimple): Add veclogical, vecmove.
82 (cell-veccmp): Add veccmpfx.
83 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
84 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
86 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
87 * config/rs6000/power4.md (power4-fp): Add fpsimple.
88 (power4-vecsimple): Add veclogical, vecmove.
89 (power4-veccmp): Add veccmpfx.
90 * config/rs6000/power5.md (power5-fp): Add fpsimple.
91 * config/rs6000/power6.md (power6-fp): Add fpsimple.
92 (power6-vecsimple): Add veclogical, vecmove.
93 (power6-veccmp): Add veccmpfx.
94 * config/rs6000/power7.md (power7-fp): Add fpsimple.
95 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
96 * config/rs6000/power8.md (power8-fp): Add fpsimple.
97 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
98 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
99 * config/rs6000/titan.md (titan_fp): Add fpsimple.
100 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
102 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
104 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
107 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
108 OPTION_MASK_P9_DFORM_VECTOR.
109 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
110 disable -mpower9-dform-vector when using reload.
111 (quad_address_p): Remove 'gpr_p' argument and all associated code.
112 New 'strict' argument. Update all callers. Add strict addressing
114 (rs6000_legitimate_offset_address_p): Remove call to
115 virtual_stack_registers_memory_p.
116 (rs6000_legitimize_reload_address): Add quad address support.
117 (rs6000_legitimate_address_p): Move call to quad_address_p above
118 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
119 to account for new strict usage.
120 (rs6000_output_move_128bit): Adjust quad_address_p args to account
121 for new strict usage.
122 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
124 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
131 * config/i386/i386.c (ix86_spill_class): Disable condition to
132 always return NO_REGS.
134 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
136 * predict.c: Include gimple-pretty-print.h
137 (predicted_by_loop_heuristics_p): Check also
138 PRED_LOOP_EXIT_WITH_RECURSION
139 (predict_loops): Find self recursive calls and use special purpose
140 predictors for them; dump log about decisions.
141 (pass_profile::execute): Dump info about #of iterations.
142 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
143 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
145 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
147 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
148 output_asm_insn calls and shorten long lines. Output .CALL
149 argument descriptor using pa_output_arg_descriptor. Add various
150 inline $$dyncall and other optimizations.
151 (pa_attr_length_indirect_call): Adjust ordering and lengths.
153 2016-06-25 Jakub Jelinek <jakub@redhat.com>
155 PR tree-optimization/71643
156 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
159 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
160 leak a bitmap if dep_bb is NULL.
162 PR tree-optimization/71631
163 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
164 to rewrite_expr_tree even if negate_result, move new_lhs var
165 declaration and initialization earlier, for powi_result set afterwards
166 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
167 if new_lhs != lhs, and don't shadow gsi var.
169 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
171 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
172 Add in_loop parameter.
173 (predict_loops): Add loop guard heuristics.
174 * predict.def (PRED_LOOP_GUARD): New heuristics.
176 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
178 * predict.c: Include ipa-utils.h
179 (tree_bb_level_prediction): Predict recursive calls.
180 (tree_estimate_probability_bb): Skip inexpensive calls for call
182 * predict.def (PRED_RECURSIVE_CALL): New.
184 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
186 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
187 (BU_FLOAT128_1): Likewise.
189 (COPYSIGNQ): Likewise.
190 (RS6000_BUILTIN_NANQ): Likewise.
191 (RS6000_BUILTIN_NANSQ): Likewise.
192 (RS6000_BUILTIN_INFQ): Likewise.
193 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
194 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
195 (TARGET_FOLD_BUILTIN): New #define.
196 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
197 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
198 (rs6000_fold_builtin): New target hook implementation, handling
199 folding of 128-bit NaNs and infinities.
200 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
201 entries are filled in to avoid problems during bootstrap
202 self-test; define builtins for 128-bit NaNs and infinities.
203 (rs6000_opt_mask): Add entry for float128.
204 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
205 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
206 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
207 (const_str_type_node): New #define.
208 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
209 to a define_expand that dispatches to either copysign<mode>3_soft
210 or copysign<mode>3_hard.
211 (copysign<mode>3_hard): Rename from copysign<mode>3.
212 (copysign<mode>3_soft): New define_insn.
213 * doc/extend.texi: Document new builtins.
215 2016-06-24 Jakub Jelinek <jakub@redhat.com>
217 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
218 PRIu64 instead of lu.
220 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
223 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
226 2016-06-24 Jakub Jelinek <jakub@redhat.com>
228 PR tree-optimization/71647
229 * omp-low.c (lower_rec_input_clauses): Convert
230 omp_clause_aligned_alignment (c) to size_type_node for the
231 last argument of __builtin_assume_aligned.
233 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
235 * configure.ac (calling ___tls_get_addr via GOT): New
236 assembler/linker check.
237 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
238 assembler and linker supports calling ___tls_get_addr via GOT.
239 Otherise, defined to 0.
240 * config.in: Regenerated.
241 * configure: Likewise.
242 * config/i386/constraints.md (Yb): New constraint.
243 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
244 (REG_CLASS_NAMES): Likewise.
245 (REG_CLASS_CONTENTS): Likewise.
246 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
247 the b constraint with the Yb constraint. Call ___tls_get_addr
248 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
250 (*tls_local_dynamic_base_32_gnu): Likewise.
251 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
252 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
253 (*tls_local_dynamic_base_64_<mode>): Likewise.
255 2016-06-24 Martin Liska <mliska@suse.cz>
257 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
258 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
260 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
261 argument to true if the expected number of iterations is
264 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
266 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
267 assemble for 32bit target.
268 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
269 and $ld_ix86_gld_32_opt to link for 32bit target.
270 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
271 * configure: Regenerate.
273 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
275 * config/arm/arm.c (int_log2): Delete definition and prototype.
276 (shift_op): Use exact_log2 instead of int_log2.
277 (vfp3_const_double_for_fract_bits): Likewise.
279 2016-06-24 Jakub Jelinek <jakub@redhat.com>
281 * internal-fn.c (expand_arith_set_overflow): New function.
282 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
284 (expand_arith_overflow_result_store): Likewise. Handle precision
285 smaller than mode precision.
286 * tree-vrp.c (extract_range_basic): For imag part, handle
287 properly signed 1-bit precision result.
288 * doc/extend.texi (__builtin_add_overflow): Document that last
289 argument can't be pointer to enumerated or boolean type.
290 (__builtin_add_overflow_p): Document that last argument can't
291 have enumerated or boolean type.
293 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
294 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
296 * config/rs6000/predicates.md (splat_input_operand): Rework.
297 Don't allow constants, since the insns that use this predicate
298 don't support constants. Constants are handled by other insns
299 that are created via combine. During and after register
300 allocation, only allow indexed or indirect addresses, and not
301 general addresses. Only allow modes supported by the hardware.
302 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
303 comment. Move check for using VSPLTIS<x> to a common location,
304 instead of doing it in two different places.
306 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
308 * config/i386/driver-i386.c (host_detect_local_cpu): Set
309 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
310 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
311 signature_CENTAUR_ebx.
313 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
317 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
318 (as_ix86_gas_32_opt): This.
319 (ld_ix86_tls_ldm_opt): Renamed to ...
320 (ld_ix86_gld_32_opt): This.
321 (R_386_TLS_LDM reloc): Updated.
322 (R_386_GOT32X reloc): New assembler/linker check.
323 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
324 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
326 * config.in: Regenerated.
327 * configure: Likewise.
328 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
329 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
330 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
331 if ix86_force_load_from_GOT_p returns true.
332 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
333 ix86_force_load_from_GOT_p returns true.
334 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
335 the external function address via the GOT slot.
336 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
337 HAVE_AS_IX86_GOT32X before returning false.
338 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
339 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
341 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
343 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
345 2016-06-23 Andi Kleen <ak@linux.intel.com>
347 * Makefile.in: Regenerate.
348 * doc/install.texi: Document autoprofiledbootstrap.
350 2016-06-23 Andi Kleen <ak@linux.intel.com>
352 * config/i386/gcc-auto-profile: New file.
354 2016-06-23 Martin Liska <mliska@suse.cz>
357 * predict.c (predict_loops): Revert the hunk that was removed
360 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
362 * config.gcc: Add support for arm*-*-phoenix* targets.
363 * config/arm/t-phoenix: New.
364 * config/phoenix.h: New.
366 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
367 H.J. Lu <hongjiu.lu@intel.com>
370 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
371 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
372 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
373 ix86_force_load_from_GOT_p returns true.
374 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
375 ix86_force_load_from_GOT_p returns true.
376 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
377 ix86_force_load_from_GOT_p returns true.
378 (ix86_expand_move): Load the external function address via the
379 GOT slot if ix86_force_load_from_GOT_p returns true.
380 * config/i386/predicates.md (x86_64_immediate_operand): Return
381 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
382 (x86_64_zext_immediate_operand): Ditto.
384 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
386 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
388 2016-06-22 David Malcolm <dmalcolm@redhat.com>
391 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
392 * diagnostic.c (pedwarn_at_rich_loc): New function.
393 * spellcheck.h (best_match::best_match): Add a
394 "best_distance_so_far" optional parameter.
395 (best_match::set_best_so_far): New method.
396 (best_match::get_best_distance): New accessor.
397 (best_match::get_best_candidate_length): New accessor.
399 2016-06-22 Nick Clifton <nickc@redhat.com>
401 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
402 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
403 modes are accepted as well.
404 (ucompare_loc_descriptor): Likewise.
405 (minmax_loc_descriptor): Likewise.
406 (clz_loc_descriptor): Likewise.
407 (popcount_loc_descriptor): Likewise.
408 (bswap_loc_descriptor): Likewise.
409 (rotate_loc_descriptor): Likewise.
410 (mem_loc_descriptor): Likewise.
411 (loc_descriptor): Likewise.
413 2016-06-22 David Malcolm <dmalcolm@redhat.com>
415 * common.opt (fdiagnostics-parseable-fixits): New option.
416 * diagnostic.c: Include "selftest.h".
417 (print_escaped_string): New function.
418 (print_parseable_fixits): New function.
419 (diagnostic_report_diagnostic): Call print_parseable_fixits.
420 (selftest::assert_print_escaped_string): New function.
421 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
422 (selftest::test_print_escaped_string): New function.
423 (selftest::test_print_parseable_fixits_none): New function.
424 (selftest::test_print_parseable_fixits_insert): New function.
425 (selftest::test_print_parseable_fixits_remove): New function.
426 (selftest::test_print_parseable_fixits_replace): New function.
427 (selftest::diagnostic_c_tests): New function.
428 * diagnostic.h (struct diagnostic_context): Add field
429 "parseable_fixits_p".
430 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
431 -fdiagnostics-parseable-fixits.
432 (-fdiagnostics-parseable-fixits): New option.
433 * opts.c (common_handle_option): Handle
434 -fdiagnostics-parseable-fixits.
435 * selftest-run-tests.c (selftest::run_tests): Call
436 selftest::diagnostic_c_tests.
437 * selftest.h (selftest::diagnostic_c_tests): New prototype.
439 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
441 PR tree-optimization/71488
442 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
443 comparison of boolean vectors.
444 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
445 of boolean vectors using bitwise operations.
447 2016-06-22 Andreas Schwab <schwab@suse.de>
449 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
452 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
454 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
456 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
458 * config/i386/i386.c (print_reg): Emit an error message on attempt to
461 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
463 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
464 * config/arm/arm-cores.def (cortex-a73): New entry.
465 (cortex-a73.cortex-a35): Likewise.
466 (cortex-a73.cortex-a53): Likewise.
467 * config/arm/arm-tables.opt: Regenerate.
468 * config/arm/arm-tune.md: Likewise.
469 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
470 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
471 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
472 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
473 * doc/invoke.texi (ARM Options): Document cortex-a73,
474 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
476 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
478 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
479 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
480 (cortex-a73.cortex-a35): Likewise.
481 (cortex-a73.cortex-a53): Likewise.
482 * config/aarch64/aarch64-tune.md: Regenerate.
483 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
484 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
487 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
489 * configure.ac (gcc_cv_as_compress_debug): Remove
490 --compress-debug-sections as extra as switch.
491 Handle gas --compress-debug-sections=type.
492 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
493 Handle gld --compress-debug-sections=type.
494 * configure: Regenerate.
496 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
498 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
500 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
502 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
503 (do_rewrite): likewise.
505 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
507 * common/config/mep/mep-common.c: Remove.
508 * config.gcc: Remove mep-* support.
509 * config/mep/constraints.md: Remove.
510 * config/mep/default.h: Remove.
511 * config/mep/intrinsics.h: Remove.
512 * config/mep/intrinsics.md: Remove.
513 * config/mep/ivc2-template.h: Remove.
514 * config/mep/mep-c5.cpu: Remove.
515 * config/mep/mep-core.cpu: Remove.
516 * config/mep/mep-default.cpu: Remove.
517 * config/mep/mep-ext-cop.cpu: Remove.
518 * config/mep/mep-intrin.h: Remove.
519 * config/mep/mep-ivc2.cpu: Remove.
520 * config/mep/mep-pragma.c: Remove.
521 * config/mep/mep-protos.h: Remove.
522 * config/mep/mep.c: Remove.
523 * config/mep/mep.cpu: Remove.
524 * config/mep/mep.h: Remove.
525 * config/mep/mep.md: Remove.
526 * config/mep/mep.opt: Remove.
527 * config/mep/predicates.md: Remove.
528 * config/mep/t-mep: Remove.
529 * doc/install.texi: Remove mep-* documentation.
530 * doc/md.texi: Likewise.
532 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
534 * config.gcc: Remove support for avr-rtems.
535 * config/avr/gen-avr-mmcu-specs.c: Likewise.
536 * config/avr/rtems.h: Remove.
537 * config/avr/t-rtems: Remove.
539 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
541 * config.gcc: Remove m32r-rtems support.
542 * config/m32r/rtems.h: Remove.
544 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
546 * config.gcc: Remove h8300-rtems support.
547 * config/h8300/rtems.h: Remove.
548 * config/h8300/t-rtems: Remove.
550 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
552 * config.gcc: Remove support for knetbsd.
553 * configure.ac: Likewise.
554 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
555 * config/knetbsd-gnu.h: Remove.
556 * configure: Regenerate.
558 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
560 * config.gcc: Remove support for openbsd 2 and 3.
561 * config/openbsd-oldgas.h: Remove.
563 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
565 * config.gcc: Remove interix support.
566 * config/i386/i386-interix.h: Remove.
567 * config/i386/interix.opt: Remove.
568 * config/i386/t-interix: Remove.
569 * configure: Regenerate.
570 * configure.ac: Remove interix support.
571 * doc/install.texi: Remove interix documentation.
573 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
575 * config/rs6000/rs6000.h: Add conditional preprocessing directives
576 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
579 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
581 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
582 they are both PLACEHOLDER_EXPRs.
584 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
586 * stor-layout.c (layout_type): Move setting complex MODE to
587 layout_type, instead of setting it ahead of time by the caller.
588 * tree.c (build_complex_type): Likewise.
590 2016-06-21 Martin Liska <mliska@suse.cz>
592 * predict.c (force_edge_cold): Replace imposisble with
595 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
597 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
598 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
600 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
602 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
604 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
605 Ilya Enkovich <ilya.enkovich@intel.com>
608 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
609 New member function to convert V1TImode register to SUBREG
610 TImode in debug insn.
611 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
612 after changing register mode to V1TImode.
614 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
616 * config/aarch64/aarch64-cores.def (vulcan): New core.
617 * config/aarch64/aarch64-tune.md: Regenerate.
618 * doc/invoke.texi: Document vulcan as an available option.
620 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
622 * cse.c (canon_asm_operands): New function extracted from...
623 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
624 either standalone or member of a PARALLEL.
626 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
629 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
630 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
631 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
633 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
636 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
637 constant addresses if can_create_pseudo_p.
639 2016-06-21 Jakub Jelinek <jakub@redhat.com>
641 PR tree-optimization/71588
642 * tree-ssa-strlen.c (valid_builtin_call): New function.
643 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
646 2016-06-20 Jakub Jelinek <jakub@redhat.com>
649 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
650 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
651 for conversion of scalar user var to complex type and use the
652 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
655 PR rtl-optimization/71591
656 * toplev.c (toplev::run_self_tests): If no_backend, complain and
659 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
662 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
663 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
664 space for PIC with non-v32 and the common non-PIC "jump".
666 2016-06-20 Jakub Jelinek <jakub@redhat.com>
669 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
670 returned values and add UN*/LTGT/*ORDERED cases with values matching
671 D operand modifier on vcmp for AVX.
673 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
675 * config/aarch64/aarch64.opt
676 (mpc-relative-literal-loads): Rename internal option name.
677 * config/aarch64/aarch64.c
678 (aarch64_nopcrelative_literal_loads): Rename to
679 aarch64_pcrelative_literal_loads.
680 (aarch64_expand_mov_immediate): Likewise.
681 (aarch64_secondary_reload): Likewise.
682 (aarch64_can_use_per_function_literal_pools_p): Likewise.
683 (aarch64_override_options_after_change_1): Rename and simplify logic.
684 (aarch64_classify_symbol): Merge large model checks into switch,
685 remove pc-relative load check.
687 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
689 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
690 costs relative to the cost of a register move.
692 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
694 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
695 (vcvt_n_f64_u64): Likewise.
696 (vcvt_n_s64_f64): Likewise.
697 (vcvt_n_u64_f64): Likewise.
698 (vcvt_f64_s64): Likewise.
699 (vrecpe_f64): Likewise.
700 (vcvt_f64_u64): Likewise.
701 (vrecps_f64): Likewise.
703 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
705 * config/aarch64/aarch64.md
706 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
708 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
710 * config/aarch64/aarch64-builtins.c
711 (aarch64_types_binop_uss_qualifiers): Delete.
712 (TYPES_BINOP_USS): Likewise.
713 (aarch64_types_binop_sus_qualifiers): Likewise.
714 (TYPES_BINOP_SUS): Likewise.
715 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
716 (TYPES_FCVTIMM_SUS): Likewise.
717 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
719 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
720 (fcvtzs): Use SHIFTIMM rather than BINOP.
721 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
723 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
725 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
726 costs relative to the cost of a register move.
728 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
730 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
731 Allow scalar/single vector modes to be tieable.
733 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
735 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
737 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
739 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
741 * tree.h (TYPE_ALIGN): Likewise.
743 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
746 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
748 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
750 * config/avr/avr.c (avr_print_operand): Fix "format not a string
751 literal" build warnings.
752 (avr_print_operand_address): Dito.
754 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
757 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
758 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
760 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
762 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
764 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
767 * reload1.c (reload): Pass 0 to finish_spills when called because
768 update_eliminables_and_spill returns true and remove did_spill.
769 (finish_spills): Adjust comment and document GLOBAL parameter.
771 2016-06-17 DJ Delorie <dj@redhat.com>
774 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
775 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
776 (umulqihi3_virt): Likewise.
777 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
778 (umulqihi3_real): Likewise.
780 2016-06-17 Martin Liska <mliska@suse.cz>
782 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
784 2016-06-17 Martin Liska <mliska@suse.cz>
786 * predict.def: PRED_LOOP_EXIT from 92 to 85.
788 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
790 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
792 (vaddq_f32): Likewise.
793 (vmul_f32): Likewise.
794 (vmulq_f32): Likewise.
795 (vsub_f32): Likewise.
796 (vsubq_f32): Likewise.
798 2016-06-17 Bin Cheng <bin.cheng@arm.com>
800 PR tree-optimization/71347
801 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
802 cost for all uses in group.
804 2016-06-17 Bin Cheng <bin.cheng@arm.com>
806 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
807 insert gimple seq if it's not empty.
809 2016-06-17 Bin Cheng <bin.cheng@arm.com>
811 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
813 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
815 (comp_dr_with_seg_len_pair): Ditto.
816 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
817 struct dr_with_seg_len_pair against DR_OFFSET.
818 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
821 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
823 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
825 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
827 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
828 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
829 (pa_output_millicode_call): Likewise.
830 (pa_output_call): Likewise.
831 (pa_output_indirect_call): Likewise.
832 (pa_asm_output_mi_thunk): Likewise.
834 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
836 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
838 2016-06-16 Martin Liska <mliska@suse.cz>
840 * predict.c (combine_predictions_for_insn): When we find a first
841 match predictor, we should consider just predictors with
842 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
844 (combine_predictions_for_bb): Likewise.
846 2016-06-16 Jakub Jelinek <jakub@redhat.com>
848 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
849 with base of reference to struct.
851 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
853 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
855 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
858 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
859 progmem_swtable_section.
860 (progmem_swtable_section): Remove.
861 (avr_asm_function_rodata_section): Remove.
862 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
863 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
865 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
867 * config/i386/driver-i386.c (host_detect_local_cpu): Set
868 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
869 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
870 signature_CENTAUR_ebx.
871 * config/i386/i386.c (ix86_option_override_internal): Add
872 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
873 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
874 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
876 2016-06-16 Martin Liska <mliska@suse.cz>
878 * predict.def: Add fortran loop preheader predictor.
879 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
880 fold IFN_BUILTIN_EXPECT with a known constant argument.
882 2016-06-16 Martin Liska <mliska@suse.cz>
884 * predict.def: Add 'Fortran' to display text of all
885 PRED_FORTRAN_* predictors.
887 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
890 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
891 [IA64_BUILTIN_NANSQ]: Ditto.
892 (ia64_fold_builtin): New function.
893 (TARGET_FOLD_BUILTIN): New define.
894 (ia64_init_builtins) Declare const_string_type node.
895 Add __builtin_nanq and __builtin_nansq builtin functions.
896 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
898 2016-06-16 Nick Clifton <nickc@redhat.com>
900 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
901 MSP430_HWMULT_ prefix to enum values.
902 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
903 * config/msp430/msp430.c: Update use of enum values.
904 * config/msp430/msp430.md: Likewise.
905 * config/msp430/msp430.opt: Likewise.
907 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
909 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
910 of comparsions in the last iteration.
912 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
913 Joern Rennecke <joern.rennecke@embecosm.com>
915 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
917 (arc_needs_pcl_p): Add GOTOFFPC.
918 (arc_legitimate_pic_addr_p): Likewise.
919 (arc_output_pic_addr_const): Likewise.
920 (arc_legitimize_pic_address): Generate a pc-relative address using
922 (arc_output_libcall): Use @pcl syntax.
923 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
924 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
925 (*movsi_insn): Use @pcl syntax.
926 (doloop_begin_i): Likewise.
928 2016-06-16 Martin Liska <mliska@suse.cz>
930 * predict.def: Define a new predictor.
932 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
934 * config/arc/arc.opt (mtp-regno): Update text.
936 2016-06-16 Renlin Li <renlin.li@arm.com>
938 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
940 2016-06-16 Jakub Jelinek <jakub@redhat.com>
943 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
944 (setcc + and peephole2): Likewise.
946 PR rtl-optimization/71532
947 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
950 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
952 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
953 DImode constants with XXSPLTIB in vector registers.
954 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
955 vsx_extract_<mode>_internal{1,2} into a single insn that handles
956 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
957 extraction of the element at the top of the register as a scalar
959 (vsx_extract_<mode>_internal1): Likewise.
960 (vsx_extract_<mode>_internal2): Likewise.
961 * config/rs6000/constraints.md (wi constraint): Remove a comment
962 about DImode not being allowed in Altivec registers.
963 (wB constraint): New constraint for constants that can be
964 generated in Altivec registers with VSPLTISW/VUPKHSW.
965 * config/rs6000/predicates.md (xxspltib_constant_split): Update
967 (xxspltib_constant_nosplit): Likewise.
968 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
969 support for -mupper-regs-di to enable DImode to go into Altivec
971 (POWERPC_MASKS): Likewise.
972 (power7 cpu): Likewise.
973 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
974 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
975 for DImode being allowed in Altivec registers. Update wi/wj
976 constraints. Set scalar_in_vmx_p flag.
977 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
978 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
979 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
980 (rs6000_opt_masks): Add -mupper-regs-di.
981 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
982 direct move to use wi and not wj.
984 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
986 (floatunssi<mode>2_lfiwzx_mem): Likewise.
987 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
988 any VSX register, instead of just Altivec registers, to allow
989 either operand to be an Altivec register or both.
990 (fixuns_trunc<mode>di2_fctiduz): Likewise.
991 (movdi_internal32): Add support for -mupper-regs-di. Add support
992 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
993 the alternatives and attributes to be lined up to be easier to
995 (movdi_internal64): Likewise.
996 (64-bit DImode splitters): Change predicates to only split loading
997 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
998 load constants in ISA 3.0 or ISA 2.07 respectively.
999 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1000 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1001 mention -mcpu=power9 sets these options.
1002 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1005 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1008 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1009 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1010 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1011 by default to warn misspelled interrupt/ signal handler.
1012 * doc/invoke.texi (AVR Options): Document it. Update description
1013 for -nodevicelib option.
1015 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1017 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1018 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1019 (aarch64_<sur>shll2_n<mode>): Likewise.
1021 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1024 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1025 DECL_CONTEXT for copied arguments.
1027 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1029 PR tree-optimization/71483
1030 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1033 2016-06-15 Martin Liska <mliska@suse.cz>
1035 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1036 instead of predict_edge w/o a probability.
1038 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1040 PR tree-optimization/71439
1041 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1044 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1046 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1047 register subregs in SET_SRC.
1049 2016-06-15 Richard Biener <rguenther@suse.de>
1051 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1054 2016-06-15 Richard Biener <rguenther@suse.de>
1056 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1057 not consider dependences between accesses that belong to the
1059 (vect_analyze_data_ref_dependences): Do not analyze read-read
1060 or self-dependences.
1062 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1064 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1066 (find_closest_identifier): Reimplement in terms of
1067 best_match<tree,tree>.
1068 * spellcheck-tree.h: New file.
1069 * spellcheck.c (struct edit_distance_traits<const char *>): New
1071 (find_closest_string): Reimplement in terms of
1072 best_match<const char *, const char *>.
1073 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1074 overload to spellcheck-tree.h.
1075 (find_closest_identifier): Likewise.
1076 (struct edit_distance_traits<T>): New template.
1077 (class best_match): New class.
1079 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1081 * selftest-run-tests.c (selftest::run_tests): Call
1082 selftest::spellcheck_tree_c_tests.
1083 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1084 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1085 (selftest::test_find_closest_identifier): New function.
1086 (selftest::spellcheck_tree_c_tests): New function.
1087 * spellcheck.c (selftest::test_find_closest_string): Verify that
1088 the order of the vec does not affect the results for this case.
1089 (selftest::test_data): New array.
1090 (selftest::test_metric_conditions): New function.
1091 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1092 Call selftest::test_metric_conditions.
1094 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1096 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1097 (BU_P9_MISC_1): Likewise.
1098 (BU_P9_64BIT_MISC_0): Likewise.
1099 (BU_P9_MISC_0): Likewise.
1101 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1103 * gcc-rich-location.c
1104 (gcc_rich_location::add_fixit_misspelled_id): New method.
1105 * gcc-rich-location.h
1106 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1108 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1110 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1111 FreeBSD 11 and above.
1113 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1115 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1117 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1119 * expmed.h: Close parenthesis in "at your option" in copyright
1121 * lower-subreg.h: Likewise.
1123 2016-06-14 Richard Biener <rguenther@suse.de>
1126 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1129 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1131 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1133 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1135 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1137 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1138 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1140 2016-06-14 Richard Biener <rguenther@suse.de>
1142 PR tree-optimization/71522
1143 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1144 copying into float copying.
1146 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1148 PR tree-optimization/71520
1149 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1150 (replace_block_by): Move user labels from bb1 to bb2.
1152 2016-06-14 Richard Biener <rguenther@suse.de>
1156 * expr.h (get_bit_range): Declare.
1157 * expr.c (get_bit_range): Export.
1158 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1159 word_mode again to constrain the bitfield access.
1161 2016-06-14 Richard Biener <rguenther@suse.de>
1163 PR tree-optimization/71521
1164 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1165 division int_const_binop against zero divisor.
1167 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.md (signbittf2): New expander.
1170 * config/i386/sse.md (ptesttf2): New insn pattern.
1172 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1175 * input.c (selftest::test_reading_source_line): Avoid reading from
1176 __FILE__ by creating a tempfile with known content and reading
1179 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1181 * pretty-print.c (assert_pp_format_colored): Skip the test if
1183 (test_pp_format): Remove comment about GCC_COLORS.
1185 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1187 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1188 * pretty-print.c (assert_pp_format_va): Add location param and use
1189 it with ASSERT_STREQ_AT.
1190 (assert_pp_format): Add location param and pass it to
1191 assert_pp_format_va.
1192 (assert_pp_format_colored): Likewise.
1193 (ASSERT_PP_FORMAT_1): New.
1194 (ASSERT_PP_FORMAT_2): New.
1195 (ASSERT_PP_FORMAT_3): New.
1196 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1197 explicitly, or implicitly via the above macros.
1198 * selftest.c (selftest::pass): Use a selftest::location rather
1200 (selftest::fail): Likewise. Print the function name.
1201 (selftest::fail_formatted): Likewise.
1202 (selftest::assert_streq): Use a selftest::location rather than
1204 * selftest.h (selftest::location): New struct.
1205 (SELFTEST_LOCATION): New macro.
1206 (selftest::pass): Accept a const location & rather than file
1208 (selftest::fail): Likewise.
1209 (selftest::fail_formatted): Likewise.
1210 (selftest::assert_streq): Likewise.
1211 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1212 (ASSERT_FALSE): Likewise.
1213 (ASSERT_EQ): Likewise.
1214 (ASSERT_NE): Likewise.
1215 (ASSERT_STREQ): Likewise.
1216 (ASSERT_PRED1): Likewise.
1217 (ASSERT_STREQ_AT): New macro.
1219 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1221 * selftest.c (selftest::fail_formatted): New function.
1222 (selftest::assert_streq): New function.
1223 * selftest.h (selftests::fail_formatted): New decl.
1224 (selftest::assert_streq): New decl.
1225 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1227 2016-06-13 Jeff Law <law@redhat.com>
1229 PR tree-optimization/71403
1230 * tree-ssa-threadbackward.c
1231 (convert_and_register_jump_thread_path): No longer accept reference
1232 to path. Do not pop items off the path anymore.
1233 (fsm_find_control_statement_thread_paths): Do not allow threading
1234 to a deeper loop nest. Pop the last item off the path here rather
1235 than in convert_and_register_jump_thread_path.
1237 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1238 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1240 [AArch64] Emit division using the Newton series
1242 * config/aarch64/aarch64-protos.h
1243 (cpu_approx_modes): Add new member "division".
1244 (aarch64_emit_approx_div): Declare new function.
1245 * config/aarch64/aarch64.c
1246 (generic_approx_modes): New member "division".
1247 (exynosm1_approx_modes): Likewise.
1248 (xgene1_approx_modes): Likewise.
1249 (aarch64_emit_approx_div): Define new function.
1250 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1251 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1252 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1253 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1255 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1256 Wilco Dijkstra <wilco.dijkstra@arm.com>
1258 [AArch64] Emit square root using the Newton series
1260 * config/aarch64/aarch64-protos.h
1261 (aarch64_emit_approx_rsqrt): Replace with new function
1262 "aarch64_emit_approx_sqrt".
1263 (cpu_approx_modes): New member "sqrt".
1264 * config/aarch64/aarch64.c
1265 (generic_approx_modes): New member "sqrt".
1266 (exynosm1_approx_modes): Likewise.
1267 (xgene1_approx_modes): Likewise.
1268 (aarch64_emit_approx_rsqrt): Replace with new function
1269 "aarch64_emit_approx_sqrt".
1270 (aarch64_override_options_after_change_1): Handle new option.
1271 * config/aarch64/aarch64-simd.md
1272 (rsqrt<mode>2): Use new function instead.
1273 (sqrt<mode>2): New expansion and insn definitions.
1274 * config/aarch64/aarch64.md: Likewise.
1275 * config/aarch64/aarch64.opt
1276 (mlow-precision-sqrt): Add new option description.
1277 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1279 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1281 [AArch64] Add more choices for the reciprocal square root approximation
1283 Allow a target to prefer such operation depending on the operation mode.
1285 * config/aarch64/aarch64-protos.h
1286 (AARCH64_APPROX_MODE): New macro.
1287 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1288 (cpu_approx_modes): New structure.
1289 (tune_params): New member "approx_modes".
1290 * config/aarch64/aarch64-tuning-flags.def
1291 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1292 * config/aarch64/aarch64.c
1293 (generic_approx_modes): New core "cpu_approx_modes" structure.
1294 (exynosm1_approx_modes): Likewise.
1295 (xgene1_approx_modes): Likewise.
1296 (generic_tunings): New member "approx_modes".
1297 (cortexa35_tunings): Likewise.
1298 (cortexa53_tunings): Likewise.
1299 (cortexa57_tunings): Likewise.
1300 (cortexa72_tunings): Likewise.
1301 (exynosm1_tunings): Likewise.
1302 (thunderx_tunings): Likewise.
1303 (xgene1_tunings): Likewise.
1304 (use_rsqrt_p): New argument for the mode and use new member from
1306 (aarch64_builtin_reciprocal): Devise mode from builtin.
1307 (aarch64_optab_supported_p): New argument for the mode.
1308 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1310 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1312 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1313 RS6000_BTM_MODULO flag into the set of flags that are considered
1314 to be part of the common configuration.
1316 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1318 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1319 difference unsigned.
1320 (vec_absdb): New macro for vector absolute difference unsigned
1322 (vec_absdh): New macro for vector absolute difference unsigned
1324 (vec_absdw): New macro for vector absolute difference unsigned word.
1325 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1326 (vadu<mode>3): New insn.
1327 (*p9_vadu<mode>3): New insn.
1328 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1330 (vaduh): New built-in definition.
1331 (vaduw): New built-in definition.
1332 (vadu): New overloaded built-in definition.
1333 (vadub): New overloaded built-in definition.
1334 (vaduh): New overloaded built-in definition.
1335 (vaduw): New overloaded built-in definition.
1336 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1337 overloaded vector absolute difference unsigned functions.
1338 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1339 the ISA 3.0 vector absolute difference unsigned built-in functions.
1341 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1343 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1344 update shared_lookup_references only once after changing operands.
1346 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1349 * tree-nested.c (convert_nonlocal_omp_clauses)
1350 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1352 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1353 * tree.def (CASE_LABEL_EXPR): Likewise.
1355 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1358 * input.c (test_builtins): Fix an assertion.
1360 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1362 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1365 (isinf<mode>2): Ditto.
1367 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1369 * ggc-tests.c (test_finalization): Only test need_finalization_p
1370 for GCC_VERSION >= 4003.
1372 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1374 * config/s390/vecintrin.h: Fix file description in comment.
1376 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1378 * config/s390/s390-builtin-types.def: Change builtin type naming
1379 scheme to match builtin-types.def.
1381 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1383 * fold-const.c (optimize_minmax_comparison): Remove.
1384 (fold_comparison): Remove call to the above.
1385 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1386 New transformations.
1388 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1390 PR tree-optimization/71416
1391 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1394 2016-06-13 Martin Liska <mliska@suse.cz>
1396 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1397 (combine_predictions_for_insn): Likewise.
1398 (prune_predictions_for_bb): Likewise.
1399 (combine_predictions_for_bb): Likewise.
1401 2016-06-13 Richard Biener <rguenther@suse.de>
1403 PR tree-optimization/71505
1404 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1405 assert match comment.
1407 2016-06-13 Marek Polacek <polacek@redhat.com>
1410 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1411 gimplify_switch_expr.
1412 (warn_switch_unreachable_r): New function.
1414 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1417 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1420 2016-06-13 Richard Biener <rguenther@suse.de>
1423 * fold-const.c (fold_unary_loc): Preserve alignment when
1424 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1426 2016-06-13 Martin Liska <mliska@suse.cz>
1429 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1430 w/ -fsanitize=bounds.
1432 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1434 * config/i386/i386.c (ix86_init_builtins): Calculate
1435 FLOAT128_FTYPE_CONST_STRING function type only once.
1436 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1437 built-in functions are available for x86-32 and x86-64 targets.
1439 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1442 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1444 (FLOAT128_FTYPE_CONST_STRING): New function type.
1445 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1446 [IX86_BUILTIN_NANSQ]: Ditto.
1447 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1448 (ix86_init_builtin_types): Declare const_string_type_node.
1449 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1451 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1452 * doc/extend.texi (x86 Built-in Functions): Document
1453 __builtin_nanq and __builtin_nansq.
1455 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1458 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1459 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1460 length for pop patterns.
1461 (arm_attr_length_push_multi): Update comments.
1462 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1464 (*pop_multiple_with_writeback_and_return): Likewise.
1465 (*pop_multiple_with_return): Likewise.
1467 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1470 * fold-const.c (optimize_bit_field_compare): Don't try to use
1471 word_mode unconditionally for reading the bit field, look at
1472 DECL_BIT_FIELD_REPRESENTATIVE instead.
1474 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1477 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1478 vector integer type.
1480 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1483 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1484 without LABEL_DECL, set *handled_ops_p to false instead of true.
1486 2016-06-10 Martin Sebor <msebor@redhat.com>
1489 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1490 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1491 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1493 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1494 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1495 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1496 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1497 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1498 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1499 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1500 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1502 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1504 * config/arm/arm.h (pool_vector_label,
1505 return_used_this_function): Remove.
1507 2016-06-10 Jeff Law <law@redhat.com>
1509 PR tree-optimization/71335
1510 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1511 zero length paths here.
1512 (convert_and_register_jump_thread_path): Remove hacks related to
1513 duplicated blocks in the jump thread path.
1514 (fsm_find_control_statement_thread_paths): Avoid putting the same
1515 block on the thread path twice, but ensure the thread path is
1516 unchanged from the caller's point of view.
1518 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1520 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1521 * predict.def (PRED_LOOP_BRANCH): Remove.
1523 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1525 * Makefile.in (OBJS): Add ggc-tests.o.
1526 (GTFILES): Add ggc-tests.c.
1527 * ggc-tests.c: New file.
1528 * selftest-run-tests.c (selftest::run_tests): Call
1529 selftest::ggc_tests_c_tests.
1530 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1532 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1534 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1536 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1539 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1540 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1542 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1544 * profile.c: Include cfgloop.h.
1545 (branch_prob): Compute estimated number of iterations.
1546 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1547 recompute estimate number of iterations from profile.
1549 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1552 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1553 must be grouped on top of stack. Don't force early clobber
1554 on ordinary reg outputs.
1556 2016-06-10 Richard Biener <rguenther@suse.de>
1558 * targhooks.c (default_builtin_vectorization_cost): Adjust
1561 2016-06-10 Richard Biener <rguenther@suse.de>
1563 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1564 to fold the RHS to a constant if possible.
1566 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1569 * tree-nested.c (convert_nonlocal_omp_clauses)
1570 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1571 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1572 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1574 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1576 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1578 * omp-low.c (scan_sharing_clauses): Don't expect
1581 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1583 PR tree-optimization/71407
1584 PR tree-optimization/71416
1585 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1588 2016-06-10 Richard Biener <rguenther@suse.de>
1591 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1593 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1595 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1597 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1598 Jiong Wang <jiong.wang@arm.com>
1600 PR rtl-optimization/70751
1601 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1602 spilled into memory.
1604 2016-06-09 Jonathan Yong <10walls@gmail.com>
1607 2015-09-21 Jonathan Yong <10walls@gmail.com>
1609 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1610 sysroot/usr/lib/32api for additional win32 libraries,
1611 fixes failing Cygwin bootstrapping.
1613 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1615 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1618 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1621 * pretty-print.c (pp_indent): Specify that %p is printed in a
1622 host-dependent manner.
1623 (test_pp_format): Remove the test for %p.
1625 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1627 * config/mips/mips.c (mips_output_jump): Fix formatting.
1629 2016-06-09 Richard Biener <rguenther@suse.de>
1631 PR tree-optimization/71462
1632 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1635 2016-06-09 Martin Liska <mliska@suse.cz>
1637 * predict.c (dump_prediction): Add new argument.
1638 (enum predictor_reason): New enum.
1639 (struct predictor_hash): New struct.
1640 (predictor_hash::hash): New function.
1641 (predictor_hash::equal): Likewise.
1642 (not_removed_prediction_p): New function.
1643 (prune_predictions_for_bb): Likewise.
1644 (combine_predictions_for_bb): Prune predictions.
1646 2016-06-09 Martin Liska <mliska@suse.cz>
1648 * predict.c (filter_predictions): New function.
1649 (remove_predictions_associated_with_edge): Use the filter
1651 (equal_edge_p): New function.
1653 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1655 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1656 Correct usage of @samp vs @option, add @samp where appropriate.
1657 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1658 Add armv6s-m and document it, as it is no official ARM name.
1660 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1662 * ifcvt.c (struct noce_if_info): Add transform_name field.
1663 (noce_try_move): Set if_info->transform_name to the function name.
1664 (noce_try_ifelse_collapse): Likewise.
1665 (noce_try_store_flag): Likewise.
1666 (noce_try_inverse_constants): Likewise.
1667 (noce_try_store_flag_constants): Likewise.
1668 (noce_try_addcc): Likewise.
1669 (noce_try_store_flag_mask): Likewise.
1670 (noce_try_cmove): Likewise.
1671 (noce_try_cmove_arith): Likewise.
1672 (noce_try_minmax): Likewise.
1673 (noce_try_abs): Likewise.
1674 (noce_try_sign_mask): Likewise.
1675 (noce_try_bitop): Likewise.
1676 (noce_convert_multiple_sets): Likewise.
1677 (noce_process_if_block): Print if_info->transform_name to
1678 dump_file if transformation succeeded.
1680 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1682 * config/arm/cortex-a57.md (cortex_a57_alu):
1685 2016-06-08 Martin Sebor <msebor@redhat.com>
1686 Jakub Jelinek <jakub@redhat.com>
1690 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1691 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1692 * builtins.c: Include gimple-fold.h.
1693 (fold_builtin_arith_overflow): Handle
1694 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1695 (fold_builtin_3): Likewise.
1696 * doc/extend.texi (Integer Overflow Builtins): Document
1697 __builtin_{add,sub,mul}_overflow_p.
1699 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1701 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1702 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1704 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1706 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1707 Rewrite, looking one level down for records and arrays.
1709 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1711 * pretty-print.c: Include "selftest.h".
1712 (pp_format): Fix comment.
1713 (identifier_to_locale): Likewise.
1714 (selftest::test_basic_printing): New function.
1715 (selftest::assert_pp_format): New function.
1716 (selftest::test_pp_format): New function.
1717 (selftest::pretty_print_c_tests): New function.
1718 * selftest-run-tests.c (selftest::run_tests): Call
1719 selftest::pretty_print_c_tests.
1720 * selftest.h (pretty_print_c_tests): New declaration.
1722 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1724 * invoke.texi (max-loop-headers-insns): Document.
1725 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1726 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1727 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1729 2016-06-08 Richard Biener <rguenther@suse.de>
1731 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1732 on strided SLP loads and fall back to scalar loads in case
1733 we can't chunk them.
1735 2016-06-08 Richard Biener <rguenther@suse.de>
1737 PR tree-optimization/71452
1738 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1739 type used for the SSA rewrite has enough precision to cover
1740 the dynamic type of the location.
1742 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1743 Richard Biener <rguenther@suse.de>
1746 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1747 the same as DECL_P (base0) for indirect_base0. Use equality_code
1748 in one further place.
1750 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1752 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1753 to one word if the field is known to overlap other words.
1754 (extract_bit_field_1): Likewise.
1755 (store_split_bit_field): Remove compensating code.
1756 (extract_split_bit_field): Likewise.
1758 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1762 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1764 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1766 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1768 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1769 (arch64_addpv4sf): Delete.
1770 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1771 "gen_aarch64_addpv4sf".
1772 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1774 (vpadds_f32): Likewise.
1775 (vpaddq_f32): Likewise.
1776 (vpaddq_f64): Likewise.
1778 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1780 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1782 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1783 to VALLF. Rename to "fabd<mode>3".
1784 "*fabd_scalar<mode>3): Delete.
1785 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1787 (vabdd_f64): Likewise.
1788 (vabd_f32): Likewise.
1789 (vabd_f64): Likewise.
1790 (vabdq_f32): Likewise.
1791 (vabdq_f64): Likewise.
1793 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1795 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1797 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1798 "aarch64_rsqrts<mode>".
1799 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1800 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1802 (vrsqrtsd_f64): Likewise.
1803 (vrsqrts_f32): Likewise.
1804 (vrsqrts_f64): Likewise.
1805 (vrsqrtsq_f32): Likewise.
1806 (vrsqrtsq_f64): Likewise.
1808 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1810 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1812 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1813 "aarch64_rsqrte<mode>".
1814 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1815 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1817 (vrsqrted_f64): Likewise.
1818 (vrsqrte_f32): Likewise.
1819 (vrsqrte_f64): Likewise.
1820 (vrsqrteq_f32): Likewise.
1821 (vrsqrteq_f64): Likewise.
1823 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1825 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1829 * config/aarch64/aarch64-simd.md
1830 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1831 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1832 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1834 (vcvt_n_f32_u32): Likewise.
1835 (vcvt_n_s32_f32): Likewise.
1836 (vcvt_n_u32_f32): Likewise.
1837 (vcvtq_n_f32_s32): Likewise.
1838 (vcvtq_n_f32_u32): Likewise.
1839 (vcvtq_n_f64_s64): Likewise.
1840 (vcvtq_n_f64_u64): Likewise.
1841 (vcvtq_n_s32_f32): Likewise.
1842 (vcvtq_n_s64_f64): Likewise.
1843 (vcvtq_n_u32_f32): Likewise.
1844 (vcvtq_n_u64_f64): Likewise.
1845 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1846 (VSDQ_SDI): Likewise.
1847 (fcvt_target): Support V4DI, V4SI and V2SI.
1848 (FCVT_TARGET): Likewise.
1850 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1852 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1853 (TYPES_BINOP_SUS): Likewise.
1854 (aarch64_simd_builtin_data): Update include file name.
1855 (aarch64_builtins): Likewise.
1856 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1857 for conversion between scalar float-point and fixed-point.
1861 * config/aarch64/aarch64.md
1862 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1863 pattern for conversion between scalar float to fixed-pointer.
1864 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1865 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1866 (UNSPEC_FCVTZU): Likewise.
1867 (UNSPEC_SCVTF): Likewise.
1868 (UNSPEC_UCVTF): Likewise.
1869 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1871 (vcvtd_n_f64_u64): Likewise.
1872 (vcvtd_n_s64_f64): Likewise.
1873 (vcvtd_n_u64_f64): Likewise.
1874 (vcvtd_n_f32_s32): Likewise.
1875 (vcvts_n_f32_u32): Likewise.
1876 (vcvtd_n_s32_f32): Likewise.
1877 (vcvts_n_u32_f32): Likewise.
1878 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1880 (FCVT_TARGET): Likewise.
1881 (FCVT_FIXED2F): New iterator.
1882 (FCVT_F2FIXED): Likewise.
1883 (fcvt_fixed_insn): New define_int_attr.
1885 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1887 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1888 some statements was removed.
1890 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1892 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1893 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1894 (vect_can_advance_ivs_p): likewise.
1895 (vect_update_ivs_after_vectorizer): likewise.
1896 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1897 (vect_analyze_scalar_cycles_1): likewise.
1898 (vect_analyze_loop_operations): likewise.
1899 (report_vect_op): likewise.
1900 (vect_is_slp_reduction): likewise.
1901 (vect_is_simple_reduction): likewise.
1902 (get_initial_def_for_induction): likewise.
1903 (vect_transform_loop): likewise.
1904 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1905 (vect_recog_sad_pattern): likewise.
1906 (vect_recog_widen_sum_pattern): likewise.
1907 (vect_recog_widening_pattern): likewise.
1908 (vect_recog_divmod_pattern): likewise.
1909 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1910 (vect_analyze_slp_instance): likewise.
1911 (vect_transform_slp_perm_load): likewise.
1912 (vect_schedule_slp_instance): likewise.
1914 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1916 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1917 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1918 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1919 (PRED_LOOP_BRANCH): Document predictor as broken.
1920 (PRED_LOOP_EXIT): Change hitrate 91->92.
1921 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1922 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1923 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1924 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1925 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1926 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1927 (PRED_CALL): Chane hitrate 71->67.
1928 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1929 (PRED_GOTO): Document as unused right now.
1930 (PRED_CONST_RETURN): Change hitrate 67->69
1931 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1932 (PRED_NULL_RETURN): Change hitrate 91->90.
1933 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1934 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1935 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1937 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1939 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1940 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1941 special case Altivec builtin.
1942 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1943 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1944 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1945 code for ALTIVEC_BUILTIN_VEC_MUL.
1946 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1947 for __builtin_vec_mul.
1949 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1951 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1954 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1956 * spellcheck.c (selftest::test_find_closest_string): New function.
1957 (spellcheck_c_tests): Call the above.
1959 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1961 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1963 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1965 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1966 Yv=Yv,C alternatives.
1968 2016-06-07 Richard Biener <rguenther@suse.de>
1971 * common.opt (ffast-math): Make Optimization.
1973 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1974 Prachi Godbole <prachi.godbole@imgtec.com>
1976 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1977 `fabs' and `fneg' type attributes.
1978 (p5600_fpu_fabs): Add `fmove' to the comment.
1980 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1982 * gimple.c: Include builtins.h
1983 (gimple_inexpensive_call_p): New function.
1984 * gimple.h (gimple_inexpensive_call_p): Declare.
1985 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1986 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1989 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1991 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1992 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1993 warning_at_rich_loc, warning_n, pedwarn, permerror,
1994 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1995 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1998 2016-06-07 Richard Biener <rguenther@suse.de>
2000 PR tree-optimization/71428
2001 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2002 BIT_FIELD_REF op vs. load.
2004 2016-06-07 Richard Biener <rguenther@suse.de>
2007 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2010 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2012 * config/pa/pa.md (call): Generate indirect long calls to non-local
2013 functions on TARGET_64BIT.
2014 (call_value): Likewise.
2016 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2018 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2019 pattern and subsequent splitters.
2020 (call_val_reg_64bit_post_reload): Likewise.
2022 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2025 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2026 propagate_op_to_single_use.
2028 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2031 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2033 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2035 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2036 (enum x86_dirflag_state): New enum.
2037 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2038 (machine_function): Remove needs_cld.
2039 (ix86_current_function_needs_cld): Remove.
2040 * config/i386/i386.c (ix86_set_func_type): Set
2041 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2042 (ix86_expand_prologue): Do not emit CLD here.
2043 (ix86_dirflag_mode_needed): New function.
2044 (ix86_dirflag_mode_entry): Ditto.
2045 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2046 (ix86_mode_after): Ditto.
2047 (ix86_mode_entry): Ditto.
2048 (ix86_mode_exit): Ditto.
2049 (ix86_emit_mode_set): Ditto.
2050 * config/i386/i386.md (strmov_singleop): Set
2051 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2052 Do not set ix86_current_function_needs_cld.
2054 (strset_singleop): Ditto.
2056 (cmpstrnqi_nz_1): Ditto.
2057 (cmpstrnqi_1): Ditto.
2058 (strlenqi_1): Ditto.
2060 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2062 PR tree-optimization/71259
2063 * tree-vect-slp.c (vect_get_constant_vectors): For
2064 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2065 one for constant op, and use COND_EXPR for non-constant.
2067 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2069 * Makefile.in (OBJS): Add function-tests.o,
2070 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2071 selftest-run-tests.o.
2072 (OBJS-libcommon): Add selftest.o.
2073 (OBJS-libcommon-target): Add selftest.o.
2074 (all.internal): Add "selftest".
2075 (all.cross): Likewise.
2076 (selftest): New phony target.
2077 (s-selftest): New target.
2078 (selftest-gdb): New phony target.
2079 (COLLECT2_OBJS): Add selftest.o.
2080 * bitmap.c: Include "selftest.h".
2081 (selftest::test_gc_alloc): New function.
2082 (selftest::test_set_range): New function.
2083 (selftest::test_clear_bit_in_middle): New function.
2084 (selftest::test_copying): New function.
2085 (selftest::test_bitmap_single_bit_set_p): New function.
2086 (selftest::bitmap_c_tests): New function.
2087 * common.opt (fself-test): New.
2088 * diagnostic-show-locus.c: Include "selftest.h".
2089 (make_range): New function.
2090 (test_range_contains_point_for_single_point): New function.
2091 (test_range_contains_point_for_single_line): New function.
2092 (test_range_contains_point_for_multiple_lines): New function.
2093 (assert_eq): New function.
2094 (test_get_line_width_without_trailing_whitespace): New function.
2095 (selftest::diagnostic_show_locus_c_tests): New function.
2096 * et-forest.c: Include "selftest.h".
2097 (selftest::test_single_node): New function.
2098 (selftest::test_simple_tree): New function.
2099 (selftest::test_disconnected_nodes): New function.
2100 (selftest::et_forest_c_tests): New function.
2101 * fold-const.c: Include "selftest.h".
2102 (selftest::assert_binop_folds_to_const): New function.
2103 (selftest::assert_binop_folds_to_nonlvalue): New function.
2104 (selftest::test_arithmetic_folding): New function.
2105 (selftest::fold_const_c_tests): New function.
2106 * function-tests.c: New file.
2107 * gimple.c: Include "selftest.h".
2108 Include "gimple-pretty-print.h".
2109 (selftest::verify_gimple_pp): New function.
2110 (selftest::test_assign_single): New function.
2111 (selftest::test_assign_binop): New function.
2112 (selftest::test_nop_stmt): New function.
2113 (selftest::test_return_stmt): New function.
2114 (selftest::test_return_without_value): New function.
2115 (selftest::gimple_c_tests): New function.
2116 * hash-map-tests.c: New file.
2117 * hash-set-tests.c: New file.
2118 * input.c: Include "selftest.h".
2119 (selftest::assert_loceq): New function.
2120 (selftest::test_accessing_ordinary_linemaps): New function.
2121 (selftest::test_unknown_location): New function.
2122 (selftest::test_builtins): New function.
2123 (selftest::test_reading_source_line): New function.
2124 (selftest::input_c_tests): New function.
2125 * rtl-tests.c: New file.
2126 * selftest-run-tests.c: New file.
2127 * selftest.c: New file.
2128 * selftest.h: New file.
2129 * spellcheck.c: Include "selftest.h".
2130 (selftest::levenshtein_distance_unit_test_oneway): New function,
2131 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2132 (selftest::levenshtein_distance_unit_test): Likewise.
2133 (selftest::spellcheck_c_tests): Likewise.
2134 * toplev.c: Include selftest.h.
2135 (toplev::run_self_tests): New.
2136 (toplev::main): Handle -fself-test.
2137 * toplev.h (toplev::run_self_tests): New.
2138 * tree.c: Include "selftest.h".
2139 (selftest::test_integer_constants): New function.
2140 (selftest::test_identifiers): New function.
2141 (selftest::test_labels): New function.
2142 (selftest::tree_c_tests): New function.
2143 * tree-cfg.c: Include "selftest.h".
2144 (selftest::push_fndecl): New function.
2145 (selftest::test_linear_chain): New function.
2146 (selftest::test_diamond): New function.
2147 (selftest::test_fully_connected): New function.
2148 (selftest::tree_cfg_c_tests): New function.
2149 * vec.c: Include "selftest.h".
2150 (selftest::safe_push_range): New function.
2151 (selftest::test_quick_push): New function.
2152 (selftest::test_safe_push): New function.
2153 (selftest::test_truncate): New function.
2154 (selftest::test_safe_grow_cleared): New function.
2155 (selftest::test_pop): New function.
2156 (selftest::test_safe_insert): New function.
2157 (selftest::test_ordered_remove): New function.
2158 (selftest::test_unordered_remove): New function.
2159 (selftest::test_block_remove): New function.
2160 (selftest::reverse_cmp): New function.
2161 (selftest::test_qsort): New function.
2162 (selftest::vec_c_tests): New function.c.
2163 * wide-int.cc: Include selftest.h and wide-int-print.h.
2164 (selftest::from_int <wide_int>): New function.
2165 (selftest::from_int <offset_int>): New function.
2166 (selftest::from_int <widest_int>): New function.
2167 (selftest::assert_deceq): New function.
2168 (selftest::assert_hexeq): New function.
2169 (selftest::test_printing <VALUE_TYPE>): New function template.
2170 (selftest::test_ops <VALUE_TYPE>): New function template.
2171 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2172 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2174 (selftest::wide_int_cc_tests): New function.
2176 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2179 * ifcvt.c (noce_try_ifelse_collapse): New function.
2181 (noce_process_if_block): Call noce_try_ifelse_collapse.
2182 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2183 (simplify_ternary_operation): Use the above to simplify
2184 conditional CLZ/CTZ expressions.
2186 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2189 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2190 define_insn_and_split.
2192 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2195 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2197 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2200 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2201 Implicitly clobber memory for basic asm with non-empty assembler
2202 string. Use targetm.md_asm_adjust also here.
2203 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2204 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2205 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2206 non-empty assembler string.
2207 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2208 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2209 (decode_asm_operands): Handle basic asm in PARALLEL block.
2210 (extract_insn): Handle basic asm in PARALLEL block.
2211 * doc/extend.texi: Mention new behavior of basic asm.
2212 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2213 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2214 branch_needs_nop_p): Use asm_noperands.
2216 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2218 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2219 Include the M7 SPARC DFA scheduler.
2220 New attribute v3pipe.
2221 Annotate insns with v3pipe where appropriate.
2222 Define cpu_feature vis4.
2223 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2224 Add (V8QI "8") to vbits.
2225 Add insns {add,sub}v8qi3
2226 Add insns ss{add,sub}v8qi3
2227 Add insns us{add,sub}{v8qi,v4hi}3
2228 Add insns {min,max}{v8qi,v4hi,v2si}3
2229 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2230 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2231 * config/sparc/niagara4.md: Add a comment explaining the
2232 discrepancy between the documented latenty numbers and the
2234 * config/sparc/niagara7.md: New file.
2235 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2236 supports SPARC5 and VIS 4.0 instructions.
2237 * configure: Regenerate.
2238 * config.in: Likewise.
2239 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2240 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2241 TARGET_CPU_niagara7.
2242 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2243 (CPP_CPU_SPEC): Handle niagara7.
2244 (ASM_CPU_SPEC): Likewise.
2245 * config/sparc/sparc-opts.h (processor_type): Add
2247 (mvis4): New option.
2248 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2249 (AS_NIAGARA7_FLAG): Define.
2250 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2251 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2252 (CPP_CPU_SPEC): Handle niagara7.
2253 (ASM_CPU_SPEC): Likewise.
2254 * config/sparc/sparc.c (niagara7_costs): Define.
2255 (sparc_option_override): Handle niagara7 and adjust cache-related
2256 parameters with better values for niagara cpus. Also support VIS4.
2257 (sparc32_initialize_trampoline): Likewise.
2258 (sparc_use_sched_lookahead): Likewise.
2259 (sparc_issue_rate): Likewise.
2260 (sparc_register_move_cost): Likewise.
2261 (dump_target_flag_bits): Support VIS4.
2262 (sparc_vis_init_builtins): Likewise.
2263 (sparc_builtins): Likewise.
2264 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2266 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2268 * config/sparc/sparc.opt (sparc_processor_type): New value
2270 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2272 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2274 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2277 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2279 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2281 2016-06-06 Richard Biener <rguenther@suse.de>
2283 PR tree-optimization/71398
2284 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2287 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2289 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2290 ft32_expand_prolog, ft32_expand_epilogue):
2291 Handle pretend_args.
2292 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2293 * config/ft32/ft32.md: Add pretend_returner.
2295 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2298 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2299 Copy op1 RTX to avoid invalid sharing.
2300 (ix86_expand_vector_move_misalign): Ditto.
2302 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2304 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2307 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2309 * predict.c (predicted_by_loop_heuristics_p): New function.
2310 (predict_iv_comparison): Use it.
2311 (predict_loops): Walk from innermost loops; do not predict edges
2312 leaving multiple loops multiple times; implement
2313 PRED_LOOP_ITERATIONS_MAX heuristics.
2314 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2316 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2318 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2319 only edges out of BB are EH edges.
2321 2016-06-04 Martin Sebor <msebor@redhat.com>
2322 Marcin Baczyński <marbacz@gmail.com>
2325 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2326 a void expression in a void function.
2328 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2330 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2331 aux; dump reasons of decisions.
2332 (should_duplicate_loop_header_p): Likewise.
2333 (do_while_loop_p): Likewise.
2334 (ch_base::copy_headers): Dump asi num insns duplicated.
2336 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2338 PR tree-optimization/71405
2339 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2340 incompatible type, build a new clobber with the right type instead
2341 of building a VIEW_CONVERT_EXPR around it.
2343 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2345 PR tree-optimization/52171
2346 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2347 by_pieces_ninsns instead of move_by_pieces_ninsns.
2349 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2351 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2352 for reg+reg addressing mode.
2354 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2356 * rs6000-c.c (c/c-tree.h): Add #include.
2357 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2358 in C++ when found in the base position of vec_ld or vec_st.
2360 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2362 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2363 use of profile unless profile status is PROFILE_READ.
2364 * profile.c (compute_branch_probabilities): Set profile status
2365 only after reporting predictor hitrates.
2367 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2371 * common.opt (ffp-int-builtin-inexact): New option.
2372 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2373 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2374 (ceil@var{m}2): Document dependence on this option.
2375 * ipa-inline-transform.c (inline_call): Handle
2376 flag_fp_int_builtin_inexact.
2377 * ipa-inline.c (can_inline_edge_p): Likewise.
2378 * config/i386/i386.md (rintxf2): Do not test
2379 flag_unsafe_math_optimizations.
2380 (rint<mode>2_frndint): New define_insn.
2381 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2382 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2383 for 387 instead of extending and truncating.
2384 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2385 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2386 Change to frndint<mode>2_<rounding>.
2387 (frndintxf2_<rounding>_i387): Likewise. Change to
2388 frndint<mode>2_<rounding>_i387.
2389 (<rounding_insn>xf2): Likewise.
2390 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2391 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2392 x87. Test TARGET_ROUND || !flag_trapping_math ||
2393 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2394 SSE. Use ROUND_NO_EXC in constant operand of
2395 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2396 for 387 instead of extending and truncating.
2398 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2399 Julia Koval <julia.koval@intel.com>
2411 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2412 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2413 all registers, except for function return registers if there are
2414 no caller-saved registers.
2415 (ix86_set_func_type): New function.
2416 (ix86_set_current_function): Call ix86_set_func_type to set
2417 no_caller_saved_registers and func_type. Call reinit_regs if
2418 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2419 nor x87 instructions in interrupt handler nor function with
2420 no_caller_saved_registers attribute.
2421 (ix86_function_ok_for_sibcall): Return false if there are no
2422 caller-saved registers.
2423 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2425 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2426 (ix86_function_arg): Return special arguments in interrupt handler.
2427 (ix86_promote_function_mode): Promote pointer to word_mode only
2428 for normal functions.
2429 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2431 (ix86_epilogue_uses): New function.
2432 (ix86_hard_regno_scratch_ok): Likewise.
2433 (ix86_save_reg): Preserve all registers in interrupt handler
2434 after reload. Preserve all registers, except for function return
2435 registers, if there are no caller-saved registers after reload.
2436 (find_drap_reg): Always use callee-saved register if there are
2437 no caller-saved registers.
2438 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2439 for interrupt handler.
2440 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2441 Emit cld instruction if stringops are used in interrupt handler
2442 or interrupt handler isn't a leaf function.
2443 (ix86_expand_epilogue): Generate interrupt return for interrupt
2444 handler and pop the 'ERROR_CODE' off the stack before interrupt
2445 return in exception handler.
2446 (ix86_expand_call): Disallow calling interrupt handler directly.
2447 If there are no caller-saved registers, mark all registers that
2448 are clobbered by the call which returns as clobbered.
2449 (ix86_handle_no_caller_saved_registers_attribute): New function.
2450 (ix86_handle_interrupt_attribute): Likewise.
2451 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2453 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2454 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2455 accumulation in interrupt function if stack may be realigned to
2457 (EPILOGUE_USES): New.
2458 (function_type): New enum.
2459 (machine_function): Add func_type and no_caller_saved_registers.
2460 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2461 (interrupt_return): New pattern.
2462 * doc/extend.texi: Document x86 interrupt and
2463 no_caller_saved_registers attributes.
2465 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2467 PR tree-optimization/52171
2468 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2469 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2470 Look for constant strings. Move some code to emit_block_cmp_hints
2472 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2473 * defaults.h (COMPARE_MAX_PIECES): New macro.
2474 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2475 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2476 (clear_by_pieces_1): Don't declare. Move definition before use.
2477 (can_do_by_pieces): New static function.
2478 (can_move_by_pieces): Use it. Return bool.
2479 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2480 OP. All callers changed. Handle COMPARE_BY_PIECES.
2481 (class pieces_addr); New.
2482 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2483 pieces_addr::adjust, pieces_addr::increment_address,
2484 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2486 (class op_by_pieces_d): New.
2487 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2489 (class move_by_pieces_d, class compare_by_pieces_d,
2490 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2491 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2492 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2493 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2494 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2495 compare_by_pieces_d::finish_mode): New member functions.
2496 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2498 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2499 (emit_block_cmp_hints): New function.
2500 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2501 use the newly defined classes.
2502 * expr.h (by_pieces_constfn): New typedef.
2503 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2504 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2505 (move_by_pieces_ninsns): Don't declare.
2506 (can_move_by_pieces): Change return value to bool.
2507 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2508 (compare_by_pieces_branch_ratio): New hook.
2509 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2510 (by_pieces_ninsns): Declare.
2511 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2513 (default_compare_by_pieces_branch_ratio): New function.
2514 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2515 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2516 * doc/tm.texi: Regenerate.
2517 * tree-ssa-strlen.c: Include "builtins.h".
2518 (handle_builtin_memcmp): New static function.
2519 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2520 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2522 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2524 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2525 relevant stmts which are simple and invariant.
2526 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2527 instead of simple and invariant
2529 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2531 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2532 (vectorizable_reduction): Check for new relevant state.
2533 (vectorizable_live_operation): vectorize live stmts using
2534 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2535 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2536 (vect_stmt_relevant_p): Check for stmts which are only used live.
2537 (process_use): Use of a stmt does not inherit it's live value.
2538 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2539 (vect_analyze_stmt): Check for new relevant state.
2540 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2541 outside the loop, but not inside it.
2543 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2545 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2546 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2547 (vect_get_vec_def_for_operand): Split out code.
2549 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2551 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2553 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2555 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2557 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2559 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2561 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2564 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2565 to noreturn e->callee->decl that has void return type and void
2566 arguments, adjust gimple_call_fntype and remove lhs even if it had
2567 previously addressable type.
2569 2016-06-02 Jeff Law <law@redhat.com>
2571 PR tree-optimization/71328
2572 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2573 error when checking for a jump back onto the copied path.
2575 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2577 * config/microblaze/microblaze.c (get_branch_target): Add return
2578 NULL_RTX for the non-CALL_P case.
2579 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2580 (insert_wic): Remove unused local "j".
2582 2016-06-02 Martin Liska <mliska@suse.cz>
2584 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2586 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2587 Julia Koval <julia.koval@intel.com>
2589 * function.c (assign_parm_setup_stack): Force source into a
2591 * target.def (function_incoming_arg): Update documentation to
2592 allow arbitrary address computation based on hard register.
2593 * doc/tm.texi: Regenerated.
2595 2016-06-02 Martin Liska <mliska@suse.cz>
2597 * predict.c (combine_predictions_for_bb): Fix first match in
2598 cases where a first predictor contains more than one occurence
2599 in list of predictors. Take the best value in such case.
2601 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2603 PR rtl-optimization/71295
2604 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2605 offset would go over the size of the inner mode reject it.
2607 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2609 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2610 x=x,x and v=v,m instead of x=x,m.
2612 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2613 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2614 alternative to v=rm,C.
2616 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2617 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2618 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2619 instead of vex for the last two above mentioned alternatives.
2621 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2624 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2626 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2628 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2630 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2632 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2633 from int to unsigned.
2635 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2637 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2638 alternatives, eliminating preferred register class. Add support
2639 for the MTVSRDD instruction in ISA 3.0.
2640 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2641 reg_or_indexed_operand.
2642 (vsx_splat_v4sf_internal): Likewise.
2644 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2647 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2648 for loading up all 0's or all 1's.
2650 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2652 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2654 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2656 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2658 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2659 * gcc.c (set_source_date_epoch_envvar): New function, sets
2660 the SOURCE_DATE_EPOCH environment variable to the current time.
2662 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2664 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2665 the factor for live Phi nodes.
2667 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2669 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2670 * tree-parloops.c (parallelize_loops): likewise.
2671 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2672 tree_unswitch_outer_loop): likewise.
2674 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2677 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2678 around creation of the temporary.
2680 2016-06-01 Richard Biener <rguenther@suse.de>
2682 PR tree-optimization/71366
2683 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2684 (unloop_loops): Move removing edges here ...
2685 (try_unroll_loop_completely): ... from here.
2686 (try_peel_loop): ... and here.
2687 (tree_unroll_loops_completely_1): Track parent loops via
2688 bitmap of header BBs.
2689 (tree_unroll_loops_completely): Adjust for that.
2691 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2693 * config/rs6000/altivec.h (vec_slv): New macro.
2694 (vec_srv): New macro.
2695 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2696 (UNSPEC_VSRV): New value.
2699 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2700 (vsrv): New builtin definition.
2701 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2702 define argument types for new builtin.
2703 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2705 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2708 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2709 Jocelyn Mayer <l_indien@magic.fr>
2712 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2713 detect processor family for signature_CENTAUR_ebx.
2714 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2715 signature_CENTAUR_ebx.
2716 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2717 <default>: Pass x86-64 for has_longmode.
2719 2016-06-01 Nathan Sidwell <nathan@acm.org>
2721 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2724 2016-06-01 Richard Biener <rguenther@suse.de>
2726 PR tree-optimization/71261
2727 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2728 of stmts successfully put in the bool pattern. Remove
2729 single-use restriction.
2730 (adjust_bool_pattern_cast): Add cast at the use site via the
2731 pattern def sequence.
2732 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2733 of patterned defs. Use the pattern def seqence instead of
2734 multiple independent patterns.
2735 (sort_after_uid): New qsort compare function.
2736 (adjust_bool_stmts): New function to process stmts in the bool
2737 pattern in IL order.
2738 (vect_recog_bool_pattern): Adjust.
2739 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2740 (ifcvt_walk_pattern_tree): Likewise.
2741 (stmt_is_root_of_bool_pattern): Likewise.
2742 (ifcvt_repair_bool_pattern): Likewise.
2743 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2745 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2747 * loop-unroll.c (decide_unroll_constant_iterations,
2748 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2749 likely upper bounds.
2750 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2752 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2754 * tree-core.h (enum omp_clause_code): Remove
2755 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2757 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2759 * config/arm/sync.md (arm_store_exclusive<mode>):
2760 Use 'H' output modifier on operands[2] rather than creating a new
2761 entry in out-of-bounds memory of the operands array.
2762 (arm_store_release_exclusivedi): Likewise.
2764 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2766 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2767 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2768 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2769 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2771 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2773 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2774 into account live statements for mask producers.
2776 2016-06-01 Richard Biener <rguenther@suse.de>
2778 PR tree-optimization/71311
2779 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2780 restrict to non-INTEGER_CST @0.
2782 2016-06-01 Richard Biener <rguenther@suse.de>
2784 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2785 (relational patterns): Use :c to avoid pattern duplications.
2787 2016-06-01 Richard Biener <rguenther@suse.de>
2789 * genmatch.c (comparison_code_p): New predicate.
2790 (swap_tree_comparison): New function.
2791 (commutate): Add for_vec parameter to append new for entries.
2792 Support commutating relational operators by swapping it alongside
2794 (lower_commutative): Adjust.
2795 (dt_simplify::gen): Do not pass artificial operators to gen
2797 (decision_tree::gen): Do not add artificial operators as parameters.
2798 (parser::parse_expr): Verify operator commutativity when :c is
2799 applied. Allow :C to override this.
2800 * match.pd: Adjust patterns to use :C instead of :c where required.
2802 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2804 PR tree-optimization/71077
2805 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2806 the combining step, use boolean_false_node and boolean_true_node
2807 as the designated false/true return values.
2809 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2811 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2812 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2813 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2816 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2818 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2819 of flags impliying the register renaming.
2820 * toplev.c (process_options): Do not imply flag_rename_registers with
2823 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2825 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2826 default implementation.
2828 2016-05-31 Nathan Sidwell <nathan@acm.org>
2830 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2832 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2834 * config/sh/constraints.md (b): Remove constraint.
2835 * config/sh/predicates.md (arith_reg_operand): Remove
2837 * config/sh/sh-modes.def (PDI): Remove.
2838 * config/sh/sh.c (sh_target_reg_class,
2839 sh_optimize_target_register_callee_saved): Remove functions.
2840 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2841 (sh_expand_epilogue): Update comment.
2842 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2843 sh_secondary_reload): Remove TARGET_REGS related code.
2844 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2845 TARGET_REGISTER_P): Remove macros.
2846 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2847 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2848 TR1_REG, TR2_REG): Remove constants.
2849 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2851 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2853 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2854 define_expand patterns.
2855 (adddi3_compact): Rename to adddi3.
2856 (subdi3_compact): Rename to subdi3.
2857 (*negdi2): Rename to negdi2.
2858 (*abs<mode>2): Rename to abs<mode>2.
2860 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2862 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2863 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2864 (atomic_sub_fetchsi): ... this new pattern.
2865 (mvtc): Add CC_REG clobber.
2867 2016-05-31 Marek Polacek <polacek@redhat.com>
2869 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2871 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2873 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2874 aarch64_fusion_enabled_p to check for fusion capabilities.
2876 2016-05-31 Richard Biener <rguenther@suse.de>
2878 PR tree-optimization/71352
2879 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2880 minus one and a negate.
2882 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2884 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2885 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2887 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2888 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2889 Remove use of aarch64_simd_attr_length_move, set length attribute
2891 (*aarch64_be_movoi): Likewise.
2892 (*aarch64_be_movci): Likewise.
2893 (*aarch64_be_movxi): Likewise.
2895 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2897 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2898 It no longer does that.
2899 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2901 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2903 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2904 attribute __unused__.
2906 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2908 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2909 * config/arm/arm.c (arm_arch_thumb1): Define.
2910 (arm_option_override): Initialize arm_arch_thumb1.
2911 * config/arm/arm.h (arm_arch_thumb1): Declare.
2912 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2913 support Thumb-1 ISA.
2915 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2918 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2919 `Yv' for scalar operand.
2921 2016-05-31 Tom de Vries <tom@codesourcery.com>
2923 PR tree-optimization/69068
2924 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2925 phis with more than two args.
2927 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2929 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2930 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2933 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2935 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2937 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2939 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2940 cpu_32, cpu_64, tune_32 and tune_64.
2941 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2943 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2945 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2947 2016-05-30 Andi Kleen <ak@linux.intel.com>
2949 * auto-profile.c (read_profile): Replace asserts with errors
2950 when file does not exist.
2951 * gcov-io.c (gcov_read_words): Dito.
2953 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2955 * tree-cfg.c (print_loop): Print likely upper bounds.
2957 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2959 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2960 * opts.c (default_options): Enable peel loops at -O3.
2961 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2962 (try_peel_loop): Do not re-peel already peeled loops;
2963 use likely upper bounds; fix profile updating.
2964 (pass_complete_unroll::execute): Initialize peeled_loops.
2966 2016-05-30 Martin Liska <mliska@suse.cz>
2968 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2969 computed costs by frequency of BB they belong to.
2970 (get_scaled_computation_cost_at): New function.
2972 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2973 Marc Glisse <marc.glisse@inria.fr>
2975 PR tree-optimization/71289
2976 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2978 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2980 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2982 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2984 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2985 for peeled copies; avoid underflow when updating estimates; correctly
2988 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2990 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2991 r236875. Corrected oe3 to oe2 as obvious.
2993 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2997 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2998 that inserted stmt will not dominate stmts that defines its operand.
2999 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3000 (rewrite_expr_tree_parallel): Likewise.
3002 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3005 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3006 all fields including stmt_to_insert are swapped.
3008 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3010 * predict.h (force_edge_cold): Declare.
3011 * predict.c (force_edge_cold): New function.
3012 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3014 (canonicalize_loop_induction_variables): Fix formating.
3016 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3018 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3019 (visium_expand_copysign): Use gen_int_mode directly.
3020 (visium_compute_frame_size): Minor tweaks.
3022 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3024 * tree-vect-loop.c (vect_analyze_loop_2): Use
3025 likely_max_stmt_executions_int.
3027 2016-05-30 Tom de Vries <tom@codesourcery.com>
3029 PR tree-optimization/69067
3030 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3032 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3035 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3036 New peepholes to remove unneeded fild/fistp pairs.
3037 (define_peephole2 atomic_loaddi_fpu): Ditto.
3039 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3041 * predict.c (maybe_hot_frequency_p): Avoid division.
3043 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3045 * doc/install.texi: Use https for shop.fsf.org.
3047 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3049 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3050 likely_max_stmt_executions_int.
3052 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3054 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3055 likely_max_stmt_executions_int.
3057 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3059 * profile.c (compute_branch_probabilities): Do not report hitrates
3061 (branch_prob): Report hitrates here.
3062 * predict.c (gimple_predict_edge): Do not assert profile status;
3063 fix formatting issues.
3065 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3067 * predict.c (edge_predicted_by_p): New function.
3068 (predict_paths_for_bb): Do not put multiple predictions of the same type
3071 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3073 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3076 2016-05-28 Alan Modra <amodra@gmail.com>
3078 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3080 2016-05-28 Alan Modra <amodra@gmail.com>
3082 PR rtl-optimization/71275
3083 * ira.c (ira): Free dominance info.
3085 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3087 * doc/sourcebuild.texi: New address for upstream Go repository.
3089 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3091 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3092 (TARGET_ARM_V7M): Likewise.
3094 2016-05-26 Jeff Law <law@redhat.com>
3096 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3097 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3098 * passes.def: Add jump threading passes before DOM/VRP.
3099 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3100 argument to a basic block from an edge. Remove tests which are
3102 (pass_data_thread_jumps, class pass_thread_jumps): New.
3103 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3104 (make_pass_thread_jumps): Likewise.
3105 * tree-pass.h (make_pass_thread_jumps): Declare.
3107 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3109 * config/visium/visium-protos.h (split_double_move): Rename into...
3110 (visium_split_double_move): ...this.
3111 (visium_split_double_add): Declare.
3112 * config/visium/visium.c (split_double_move): Rename into...
3113 (visium_split_double_move): ...this.
3114 (visium_split_double_add): New function.
3115 (visium_expand_copysign): Renumber operands for consistency.
3116 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3117 (DFmode move splitter): Likewise.
3118 (*addi3_insn): Split by means of visium_split_double_add.
3119 (*adddi3_insn_flags): Delete.
3120 (*plus_plus_sltu<subst_arith>): New insn.
3121 (*subdi3_insn): Split by means of visium_split_double_add.
3122 (subdi3_insn_flags): Delete.
3123 (*minus_minus_sltu<subst_arith>): New insn.
3124 (*negdi2_insn): Split by means of visium_split_double_add.
3125 (*negdi2_insn_flags): Delete.
3127 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3129 * configure.ac: Treat a --with-headers option without argument
3130 the same as the default (i.e. consult sys-include directory).
3131 * configure: Regenerate.
3133 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3135 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3136 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3138 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3139 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3141 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3144 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3145 tree-stdarg analysis results.
3146 (aarch64_setup_incoming_varargs): Likewise.
3148 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3150 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3151 va_list_gpr_counter_field and va_list_fpr_counter_field.
3153 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3156 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3157 * config/aarch64/aarch64.c
3158 (aarch64_cannot_change_mode_class): Remove function.
3159 * config/aarch64/aarch64-protos.h
3160 (aarch64_cannot_change_mode_class): Remove.
3162 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3164 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3165 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3166 get_likely_max_loop_iterations_int): New.
3167 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3168 any_likely_upper_bound.
3169 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3171 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3172 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3174 (unroll_loop_constant_iterations): Likewise.
3175 (unroll_loop_runtime_iterations): Likewise.
3176 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3177 * lto-streamer-out.c (output_cfg): Likewise.
3178 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3180 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3181 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3182 (likely_max_loop_iterations): New.
3183 (likely_max_loop_iterations_int): New.
3184 (likely_max_stmt_executions): New.
3185 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3186 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3187 likely_max_stmt_executions): Declare.
3189 2016-05-27 Marek Polacek <polacek@redhat.com>
3192 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3194 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3196 * config/s390/s390.md (2x risbg splitters): Use
3197 reg_overlap_mentioned_p instead of rtx_equal_p.
3199 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3201 * combine.c (make_compound_operation): Take known zero bits into
3202 account when checking for possible zero_extend.
3204 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3206 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3207 Use const_int_operand for operand 2 predicate. Simplify expand code
3210 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3213 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3216 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3218 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3219 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3220 that returns CC_SESWPmode and CC_ZESWPmode.
3221 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3223 (aarch64_rtx_costs): Likewise.
3225 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3227 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3228 for ISA 3.0 min/max support.
3229 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3230 conditional move support.
3231 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3232 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3234 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3235 conditional moves where the comparison type is different from move
3237 (fp_minmax): New code iterator for smin/smax.
3238 (minmax): New code attributes for min/max.
3239 (SMINMAX): Likewise.
3240 (smax<mode>3): Combine min, max insns into one insn using the
3241 fp_minmax code iterator. Add support for ISA 3.0 min/max
3242 instructions that don't need -ffast-math.
3243 (s<minmax><mode>3): Likewise.
3244 (smax<mode>3_vsx): Likewise.
3245 (smin<mode>3): Likewise.
3246 (s<minmax><mode>3_vsx): Likewise.
3247 (smin<mode>3_vsx): Likewise.
3248 (pre-VSX min/max splitters): Likewise.
3249 (s<minmax><mode>3_fpr): Likewise.
3250 (movsfcc): Rewrite floating point conditional moves to combine
3251 SFmode/DFmode into a single insn.
3252 (mov<mode>cc): Likewise.
3253 (movdfcc): Likewise.
3254 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3255 SFDF2 iterators to handle all combinations.
3256 (fseldfsf4): Likewise.
3257 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3258 (fseldfdf4): Likewise.
3259 (fselsfdf4): Likewise.
3260 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3261 comparison instructions that set a 0/-1 mask, and use it for
3262 floating point conditional move via XXSEL.
3263 (fpmask<mode>): Likewise.
3264 (xxsel<mode>): Likewise.
3265 * config/rs6000/predicates.md (min_max_operator): Delete, no
3267 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3268 instructions that generate a 0/-1 mask for use with XXSEL.
3269 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3270 say whether floating point min/max is available, either through
3271 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3272 (TARGET_MINMAX_DF): Likewise.
3274 2016-05-27 Alan Modra <amodra@gmail.com>
3276 PR rtl-optimization/71275
3277 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3278 for update_equiv_regs and combine_and_move_insns.
3280 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3282 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3283 if_then_else or cond RTXes to calculate attribute value.
3284 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3285 <attr "length_immediate>: Ditto.
3286 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3287 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3288 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3289 <attr "type">: Ditto.
3290 <attr "prefix_data16">: Ditto.
3291 <attr "prefix_extra">: Ditto.
3292 <attr "length_immediate">: Ditto.
3293 <attr "prefix">: Ditto.
3294 (vec_set<mode>_0) <attr "isa">: Ditto.
3295 <attr "prefix_extra">: Ditto.
3296 <attr "length_immediate">: Ditto.
3297 <attr "prefix">: Ditto.
3298 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3299 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3300 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3301 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3302 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3303 <attr "length_immediate">: Ditto.
3304 <attr "prefix">: Ditto.
3305 (sse2_movsd) <attr "length_immediate">: Ditto.
3306 <attr "prefix">: Ditto.
3307 (vec_concatv2df) <attr "isa">: Ditto.
3308 <attr "prefix">: Ditto.
3309 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3310 (*vec_extractv2di_1) <attr "isa">: Ditto.
3311 <attr "type">: Ditto.
3312 <attr "length_immediate">: Ditto.
3313 <attr "prefix_rex">: Ditto.
3314 <attr "prefix_extra">: Ditto.
3315 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3316 <attr "prefix_extra">: Ditto.
3317 <attr "length_immediate">: Ditto.
3318 (vec_concatv2di) <attr "isa">: Ditto.
3319 <attr "prefix_extra">: Ditto.
3320 <attr "length_immediate">: Ditto.
3321 <attr "prefix">: Ditto.
3323 2016-05-26 Martin Liska <mliska@suse.cz>
3325 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3327 (operator+): Likewise.
3328 (operator-): Likewise.
3329 (comp_cost::operator+=): Likewise.
3330 (comp_cost::operator-=): Likewise.
3331 (comp_cost::operator/=): Likewise.
3332 (comp_cost::operator*=): Likewise.
3333 (operator<): Likewise.
3334 (operator==): Likewise.
3335 (operator<=): Likewise.
3337 (infinite_cost_p): Likewise.
3338 (add_costs): Likewise.
3339 (sub_costs): Likewise.
3340 (compare_costs): Likewise.
3341 (set_group_iv_cost): Use the newly introduced functions.
3342 (get_address_cost): Likewise.
3343 (get_shiftadd_cost): Likewise.
3344 (force_expr_to_var_cost): Likewise.
3345 (split_address_cost): Likewise.
3346 (ptr_difference_cost): Likewise.
3347 (difference_cost): Likewise.
3348 (get_computation_cost_at): Likewise.
3349 (determine_group_iv_cost_generic): Likewise.
3350 (determine_group_iv_cost_address): Likewise.
3351 (determine_group_iv_cost_cond): Likewise.
3352 (autoinc_possible_for_pair): Likewise.
3353 (determine_group_iv_costs): Likewise.
3354 (cheaper_cost_pair): Likewise.
3355 (iv_ca_recount_cost): Likewise.
3356 (iv_ca_set_no_cp): Likewise.
3357 (iv_ca_set_cp): Likewise.
3358 (iv_ca_cost): Likewise.
3359 (iv_ca_new): Likewise.
3360 (iv_ca_dump): Likewise.
3361 (iv_ca_narrow): Likewise.
3362 (iv_ca_prune): Likewise.
3363 (iv_ca_replace): Likewise.
3364 (try_add_cand_for): Likewise.
3365 (try_improve_iv_set): Likewise.
3366 (find_optimal_iv_set): Likewise.
3368 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3370 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3371 that internal functions will clobber all caller-saved registers.
3373 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3375 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3376 Return a better case_values_threshold when optimizing.
3378 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3380 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3381 Add ? to integer variant.
3382 (aarch64_combinez_be): Likewise.
3384 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3386 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3387 instead of x constraint.
3388 (vcvtps2ph256<mask_name>): Likewise.
3390 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3391 alternative. Formatting fix.
3393 * config/i386/sse.md
3394 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3396 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3397 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3398 maybe_evex prefix instead of vex.
3399 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3400 EXT_REX_SSE_REG_P (op0) case in the splitter.
3402 2016-05-25 Jeff Law <law@redhat.com>
3404 PR tree-optimization/71272
3405 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3406 Update comments. Add test for empty path.
3408 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3410 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3411 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3412 special case builtin.
3413 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3414 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3415 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3416 for __builtin_vec_cmpne.
3418 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3420 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3421 redundant test and bail out if the type of the new operand is not
3422 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3424 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3426 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3427 (x_ix86_target_flags_explicit): Remove.
3428 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3429 x_ix86_target_flags_explicit.
3430 (ix86_function_specific_restore): Ditto.
3432 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3433 H.J. Lu <hongjiu.lu@intel.com>
3436 * common/config/i386/i386-common.c
3437 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3438 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3439 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3440 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3441 (-mgeneral-regs-only): Add new option.
3442 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3443 x87 instructions if only general registers are allowed.
3444 (ix86_target_string): Add ix86_flags argument. Handle additional
3445 flags options through ix86_flags argument. Update all callers.
3446 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3448 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3450 PR rtl-optimization/66940
3451 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3452 decrementing desired_val will not overflow before performing these
3455 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3457 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3458 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3459 * config/i386/i386.c (enum ix86_builtins): Add
3460 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3461 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3462 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3463 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3464 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3465 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3466 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3467 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3468 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3469 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3470 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3471 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3472 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3473 __builtin_ia32_cvtps2dq512_mask.
3474 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3475 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3476 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3477 * config/i386/sse.md
3478 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3480 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3481 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3483 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3484 (avx512f_vec_pack_sfix_v8df): New define_expand.
3485 (avx512f_roundpd512): Rename to ...
3486 (avx512f_round<castmode>512): ... this. Change iterator.
3487 (avx512f_roundps512_sfix): New define_expand.
3488 (round<mode>2_sfix): Change iterator.
3490 2016-05-25 Nick Clifton <nickc@redhat.com>
3492 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3493 static interrupt handler is detected.
3494 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3495 default linker script.
3496 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3497 the low part of a symbolic pointer.
3499 2016-05-25 Richard Biener <rguenther@suse.de>
3501 PR tree-optimization/71261
3502 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3503 interesting stmt instead of immediate uses when looking
3504 for the use operand to replace.
3506 2016-05-25 Martin Liska <mliska@suse.cz>
3508 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3510 2016-05-25 Richard Biener <rguenther@suse.de>
3512 PR tree-optimization/71264
3513 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3516 2016-05-25 Martin Liska <mliska@suse.cz>
3518 PR tree-optimization/71239
3519 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3520 if DECL_SIZE is NULL.
3522 2016-05-25 Richard Biener <rguenther@suse.de>
3524 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3525 * tree-if-conv.c (pass_data_if_conversion): Use it.
3527 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3529 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3530 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3531 * varpool.c (varpool_node::get_availability): Likewise.
3533 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3535 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3536 VNEGW/VNEGD instructions.
3537 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3538 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3539 support for ISA 3.0 VNEGW/VNEGD instructions.
3541 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3543 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3544 pointers inside OACC_DATA regions.
3545 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3546 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3547 (gimplify_adjust_omp_clauses): Fix typo in comment.
3549 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3551 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3552 parity built-in functions.
3553 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3555 (p9v_parity<mode>2): Likewise.
3556 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3558 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3559 (parity<mode>2): ISA 3.0 expander for vector parity.
3560 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3562 (BU_P9_64BIT_MISC_0): Likewise.
3563 (BU_P9_MISC_0): Likewise.
3564 (BU_P9V_AV_1): Likewise.
3565 (BU_P9V_AV_2): Likewise.
3566 (BU_P9V_AV_3): Likewise.
3567 (BU_P9V_AV_P): Likewise.
3568 (BU_P9V_VSX_1): Likewise.
3569 (BU_P9V_OVERLOAD_1): Likewise.
3570 (BU_P9V_OVERLOAD_2): Likewise.
3571 (BU_P9V_OVERLOAD_3): Likewise.
3572 (VCTZB): Add vector count trailing zeros support.
3576 (VPRTYBD): Add vector parity support.
3577 (VPRTYBQ): Likewise.
3578 (VPRTYBW): Likewise.
3579 (VCTZ): Add overloaded vector count trailing zeros support.
3580 (VPRTYB): Add overloaded vector parity support.
3581 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3582 overloaded vector count trailing zeros and parity instructions.
3583 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3584 vector parity support.
3585 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3586 trailing zeros support.
3587 (vec_cntlz): Likewise.
3588 (vec_vctzb): Likewise.
3589 (vec_vctzd): Likewise.
3590 (vec_vctzh): Likewise.
3591 (vec_vctzw): Likewise.
3592 (vec_vprtyb): Add ISA 3.0 vector parity support.
3593 (vec_vprtybd): Likewise.
3594 (vec_vprtybw): Likewise.
3595 (vec_vprtybq): Likewise.
3596 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3597 the ISA 3.0 vector count trailing zeros and vector parity built-in
3600 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3602 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3603 when there is stmt_to_insert.
3605 2016-05-24 Martin Sebor <msebor@redhat.com>
3608 * tree.h (complete_or_array_type_p): New inline function.
3610 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3612 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3613 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3614 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3616 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3617 Limit 1st alternative to noavx isa, split 2nd alternative into one
3618 noavx and one avx alternative, use *x and Bm in the former and
3619 x and m in the latter.
3621 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3622 of sse4 for the first alternative, drop %v from the template
3623 and d operand modifier. Split second alternative into one sse4_noavx
3624 and one avx alternative, use *x instead of *v in the former and v
3625 instead of *v in the latter.
3626 (*sse4_1_extractps): Use noavx isa instead of * for the first
3627 alternative, drop %v from the template. Split second alternative into
3628 one noavx and one avx alternative, use *x instead of *v in the
3629 former and v instead of *v in the latter.
3630 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3631 with noavx and the last one with avx.
3632 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3633 split the second one into one noavx and one avx alternative,
3634 use *x and Bm in the former and x and m in the latter one.
3635 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3638 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3639 first two alternatives to noavx, use *x instead of *v in the second
3640 one, add avx alternative without *.
3641 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3642 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3643 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3645 2016-05-24 Jeff Law <law@redhat.com>
3647 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3648 New function, extracted from...
3649 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3650 Allow simple copies and constant initializations in the SSA chain.
3652 2016-05-24 Marek Polacek <polacek@redhat.com>
3655 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3658 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3661 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3662 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3663 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3664 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3665 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3667 2016-05-24 Richard Biener <rguenther@suse.de>
3669 PR tree-optimization/71240
3670 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3673 2016-05-24 Richard Biener <rguenther@suse.de>
3675 PR tree-optimization/71230
3676 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3678 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3680 * tree-vectorizer.h (vectorizable_comparison): Delete.
3681 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3682 PURE_SLP_STMT check.
3683 * tree-vect-stmts.c (vectorizable_call): Likewise.
3684 (vectorizable_simd_clone_call): Likewise.
3685 (vectorizable_conversion): Likewise.
3686 (vectorizable_assignment): Likewise.
3687 (vectorizable_shift): Likewise.
3688 (vectorizable_operation): Likewise.
3689 (vectorizable_load): Likewise.
3690 (vectorizable_condition): Likewise.
3691 (vectorizable_store): Likewise. Assert that we don't have
3693 (vectorizable_comparison): Make static. Remove redundant
3694 PURE_SLP_STMT check.
3695 (vect_transform_stmt): Assert that we always have an slp_node
3698 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3700 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3701 operands[2] against 1 with comparison against CONST1_RTX.
3702 (<shift>di3_neon): Likewise.
3703 * config/arm/predicates.md (const0_operand): Replace with comparison
3706 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3708 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3709 operands[2] against 1 with comparison against CONST1_RTX.
3710 (ashrdi3): Likewise.
3711 (lshrdi3): Likewise.
3712 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3714 (ashrsi3): Likewise.
3715 (lshrsi3): Likewise.
3716 (rotrsi3): Likewise.
3717 (define_split above *compareqi_eq0): Likewise.
3718 (define_split above "prologue"): Likewise.
3719 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3720 * config/arm/predicates.md (shift_operator): Likewise.
3721 (shift_nomul_operator): Likewise.
3722 (sat_shift_operator): Likewise.
3723 (thumb1_cmp_operand): Likewise.
3724 (const_neon_scalar_shift_amount_operand): Replace manual range
3725 check with IN_RANGE.
3726 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3727 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3729 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3731 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3732 with HOST_WIDE_INT_1.
3734 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3735 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3736 (arm_canonicalize_comparison): Likewise.
3737 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3739 (thumb1_size_rtx_costs): Likewise.
3740 (vfp_const_double_index): Replace cast of 1 to unsigned
3741 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3742 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3744 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3745 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3746 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3747 HOST_WIDE_INT with HOST_WIDE_INT_1.
3749 2016-05-24 Marek Polacek <polacek@redhat.com>
3751 * tree-cfg.h (should_remove_lhs_p): New predicate.
3752 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3753 * gimplify.c (gimplify_modify_expr): Likewise.
3754 * tree-cfg.c (verify_gimple_call): Likewise.
3755 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3756 * gimple-fold.c: Include "tree-cfg.h".
3757 (gimple_fold_call): Use should_remove_lhs_p.
3759 2016-05-24 Richard Biener <rguenther@suse.de>
3761 PR tree-optimization/71253
3762 * cfganal.h (control_dependences): Make robust against edge
3764 (control_dependences::control_dependences): Remove edge_list argument.
3765 (control_dependences::get_edge): Remove.
3766 (control_dependences::get_edge_src): Add.
3767 (control_dependences::get_edge_dest): Likewise.
3768 (control_dependences::m_el): Make a vector of edge src/dest index.
3769 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3770 (control_dependences::control_dependences): Likewise.
3771 (control_dependences::~control_dependence): Likewise.
3772 (control_dependences::get_edge): Remove.
3773 (control_dependences::get_edge_src): Add.
3774 (control_dependences::get_edge_dest): Likewise.
3775 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3777 (perform_tree_ssa_dce): Adjust.
3778 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3780 (pass_loop_distribution::execute): Adjust. Do loop destroying
3781 conditional on changed.
3783 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3786 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3787 return. Reindent transformation comment and mention the ARM state
3790 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3793 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3794 after build_and_add_sum creates new use stmt.
3796 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3798 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3799 load_lanes/grouped_load classification comes first. Don't check
3800 whether the vectorization factor is a multiple of the group size
3803 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3805 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3806 GROUP_GAP for single-element interleaving.
3807 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3810 2016-05-24 Richard Biener <rguenther@suse.de>
3814 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3815 bases which are accessed with non-invariant indices.
3816 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3817 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3819 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3822 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3823 (add_to_ops_vec): Add stmt_to_insert.
3824 (add_repeat_to_ops_vec): Init stmt_to_insert.
3825 (insert_stmt_before_use): New.
3826 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3828 (get_ops): Init stmt_to_insert.
3829 (maybe_optimize_range_tests): Likewise.
3830 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3831 (rewrite_expr_tree_parallel): Likewise.
3832 (reassociate_bb): Likewise.
3834 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3837 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3838 ISA 3.0 xxperm fusion alternative.
3839 (altivec_vperm_v8hiv16qi): Likewise.
3840 (altivec_vperm_<mode>_uns_internal): Likewise.
3841 (vperm_v8hiv4si): Likewise.
3842 (vperm_v16qiv8hi): Likewise.
3844 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3845 Kelvin Nilsen <kelvin@gcc.gnu.org>
3847 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3848 vpermr/xxpermr on ISA 3.0.
3849 (altivec_expand_vec_perm_le): Likewise.
3850 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3851 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3854 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3856 * config/i386/i386.h (IS_STACK_MODE): Enable for
3857 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3858 SSE_FLOAT_MODE_P macros.
3859 * config/i386/i386.c (ix86_preferred_reload_class): Use
3860 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3861 Cleanup regclass processing for CONST_DOUBLE_P.
3862 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3863 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3864 with IS_STACK_MODE macro.
3865 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3867 (*movdf_internal): Use IS_STACK_MODE macro.
3868 (*movsf_internal): Ditto.
3870 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3872 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3873 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3875 2016-05-23 Jeff Law <law@redhat.com>
3877 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3879 (fsm_find_control_statement_thread_paths): Call it.
3881 2016-05-23 Martin Jambor <mjambor@suse.cz>
3884 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3885 from_global_constant if t is not NULL.
3887 2016-05-23 Marek Polacek <polacek@redhat.com>
3890 * common.opt (Wswitch-unreachable): New option.
3891 * doc/invoke.texi: Document -Wswitch-unreachable.
3892 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3895 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3897 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3898 TMR_INDEX is non-NULL.
3900 2016-05-23 Richard Biener <rguenther@suse.de>
3902 PR tree-optimization/71230
3903 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3904 (try_special_add_to_ops): ... here. Always test for single-use.
3906 2016-05-23 Martin Jambor <mjambor@suse.cz>
3908 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3909 default block if a PHI node in the original one would be resized.
3911 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3913 PR tree-optimization/58135
3914 * tree-vect-slp.c: When group size is not multiple
3915 of vector size, allow splitting of store group at
3918 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3920 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3922 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3924 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3925 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3926 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3929 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3930 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3931 v constraint instead of x and vinserti32x4 insn.
3933 * config/i386/sse.md (i128vldq): New mode iterator.
3934 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3935 avx512dq and avx512vl alternatives.
3937 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3938 constraint, use maybe_evex prefix instead of vex.
3939 (vec_dupv4sf): Use v constraint instead of x for output
3940 operand except for noavx alternative, use Yv constraint
3941 instead of x for input. Use maybe_evex prefix instead of vex.
3942 (*vec_dupv4si): Likewise.
3943 (*vec_dupv2di): Likewise.
3945 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3948 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3949 (linearize_expr_tree): Call try_special_add_to_ops.
3950 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3952 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3954 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3955 to computed stack_usage.
3957 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3960 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3961 operand is subreg (symbol_ref) then move the symbol ref to register.
3963 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3965 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3967 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3970 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3973 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3975 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3976 ranges by calling get_single_symbol and tidy up. Look more closely
3977 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3979 2016-05-20 Jeff Law <law@redhat.com>
3981 * bitmap.c (bitmap_find_bit): Remove useless test.
3983 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3985 * function.c (thread_prologue_and_epilogue_insns): Commit the
3986 insertion of the epilogue.
3988 2016-05-20 Martin Jambor <mjambor@suse.cz>
3990 PR tree-optimization/70884
3991 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3992 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3993 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3994 of constant pool data as a reason for scalarization.
3996 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3998 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3999 for naked functions.
4000 (thumb1_expand_prologue): Likewise.
4002 2016-05-20 Nathan Sidwell <nathan@acm.org>
4004 * config/nvptx/nptx.c (nvptx_option_override): Only set
4005 flag_toplevel_reorder, if not explicitly specified. Set
4006 flag_no_common, unless explicitly specified.
4008 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4010 * calls.c (can_implement_as_sibling_call_p): Mark param
4011 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4013 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4015 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4016 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4017 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4019 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4020 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4023 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4025 * config/nvptx/nvptx.md (sincossf3): New pattern.
4027 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4029 * calls.c (maybe_complain_about_tail_call): New function.
4030 (initialize_argument_information): Call
4031 maybe_complain_about_tail_call when clearing *may_tailcall.
4032 (can_implement_as_sibling_call_p): Call
4033 maybe_complain_about_tail_call when returning false.
4034 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4035 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4036 if tail-call optimization fails.
4037 * cfgexpand.c (expand_call_stmt): Initialize
4038 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4039 * gimple-pretty-print.c (dump_gimple_call): Dump
4040 gimple_call_must_tail_p.
4041 * gimple.c (gimple_build_call_from_tree): Call
4042 gimple_call_set_must_tail with the value of
4043 CALL_EXPR_MUST_TAIL_CALL.
4044 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4045 (gimple_call_set_must_tail): New function.
4046 (gimple_call_must_tail_p): New function.
4047 * print-tree.c (print_node): Update printing of TREE_STATIC
4048 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4049 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4050 trailing comment listing applicable flags.
4051 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4053 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4055 * calls.c (expand_call): Move "Rest of purposes for tail call
4056 optimizations to fail" to...
4057 (can_implement_as_sibling_call_p): ...this new function, and
4058 split into multiple "if" statements.
4060 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4062 * cfgloop.h (expected_loop_iterations_unbounded,
4063 expected_loop_iterations): Unconstify.
4064 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4065 profile with known upper bound; return 3 when profile is absent.
4066 (expected_loop_iterations): Update.
4068 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4070 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4071 and get_max_loop_iterations_int.
4073 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4075 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4076 realistic upper bounds here.
4078 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4081 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4082 calls if the LHS is variable length or has addressable type.
4083 If targets[0]->decl is a noreturn call with void return type and
4084 zero arguments, adjust fntype and remove lhs in that case.
4086 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4088 PR tree-optimization/71079
4089 PR tree-optimization/71206
4090 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4092 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4094 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4095 (get_vec_alignment_for_array_decl): Likewise.
4096 (get_vec_alignment_for_record_decl): Likewise.
4097 (increase_alignment::execute): Move code to find alignment to
4098 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4099 (type_align_map): New hash_map.
4101 2016-05-20 Richard Guenther <rguenther@suse.de>
4103 PR tree-optimization/29756
4104 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4105 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4106 * fold-const.c (operand_equal_p): Likewise.
4107 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4108 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4109 * tree-inline.c (estimate_operator_cost): Likewise.
4110 * tree-pretty-print.c (dump_generic_node): Likewise.
4111 * tree-ssa-operands.c (get_expr_operands): Likewise.
4112 * cfgexpand.c (expand_debug_expr): Likewise.
4113 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4114 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4115 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4116 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4117 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4118 (execute_update_addresses_taken): Do it.
4120 2016-05-20 Richard Biener <rguenther@suse.de>
4122 PR tree-optimization/71185
4123 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4124 register operations.
4126 2016-05-20 Richard Biener <rguenther@suse.de>
4128 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4129 gimple_seq_add_seq_without_update.
4130 (release_bb_predicate): Assert we have no operands to free.
4131 (if_convertible_loop_p_1): Calculate post dominators later.
4132 Do not free BB predicates here.
4133 (combine_blocks): Do not recompute BB predicates.
4134 (version_loop_for_if_conversion): Save BB predicates around
4137 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4139 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4140 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4141 code. Ignore sibcalls on EDGE_IGNORE edges.
4142 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4143 on edges for sibcalls that run without prologue. The rest of the
4144 function is combined from...
4145 (fix_fake_fallthrough_edge): ... this, and ...
4146 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4147 function argument, make it a local variable.
4149 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4151 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4152 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4153 for 32-bit mode and SEH for 64-bit.
4154 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4155 TARGET_64BIT_DEFAULT.
4157 2016-05-19 Ryan Burn <contact@rnburn.com>
4159 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4160 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4162 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4164 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4165 force pending loads from memory.
4167 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4169 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4170 (UNSPEC_DARN_32): New unspec constant.
4171 (UNSPEC_DARN_RAW): New unspec constant.
4172 (darn_32): New instruction.
4173 (darn_raw): New instruction.
4174 (darn): New instruction.
4175 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4176 support and documentation for this macro.
4177 (BU_P9_MISC_1): New macro definition.
4178 (BU_P9_64BIT_MISC_0): New macro definition.
4179 (BU_P9_MISC_0): New macro definition.
4180 (darn_32): New builtin definition.
4181 (darn_raw): New builtin definition.
4182 (darn): New builtin definition.
4183 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4184 RS6000_BUILTIN_0 directives to surround each occurrence of
4185 #include "rs6000-builtin.def".
4186 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4187 RS6000_BTM_64BIT flags to the returned mask, depending on
4189 (def_builtin): Correct an error in the assignments made to the
4190 debugging variable attr_string.
4191 (rs6000_expand_builtin): Add support for no-operand built-in
4193 (builtin_function_type): Remove fatal_error assertion that is no
4195 (rs6000_common_init_builtins): Add support for no-operand built-in
4197 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4199 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4201 (RS6000_BTM_64BIT): New macro definition.
4202 * doc/extend.texi: Document __builtin_darn (void),
4203 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4206 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4208 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4209 max_loop_iterations_int.
4211 2016-05-19 Marek Polacek <polacek@redhat.com>
4213 PR tree-optimization/71031
4214 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4215 condition and adjust the code a bit.
4217 2016-05-19 Martin Liska <mliska@suse.cz>
4219 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4220 auto_vec instead of vec.
4222 2016-05-19 Martin Liska <mliska@suse.cz>
4224 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4226 2016-05-19 Martin Liska <mliska@suse.cz>
4228 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4230 2016-05-19 Martin Liska <mliska@suse.cz>
4232 * ipa-pure-const.c (set_function_state): Remove an existing
4234 (remove_node_data): Do not free it as it's released
4235 in set_function_state.
4237 2016-05-19 Martin Liska <mliska@suse.cz>
4239 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4242 2016-05-19 Martin Liska <mliska@suse.cz>
4244 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4246 2016-05-19 Martin Liska <mliska@suse.cz>
4248 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4249 an auto_vec instead of re-creating it.
4251 2016-05-19 Martin Liska <mliska@suse.cz>
4253 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4254 auto_vec instead of vec.
4256 2016-05-19 Martin Liska <mliska@suse.cz>
4258 * lto-section-in.c (lto_get_section_data): Call
4259 lto_check_version with additional argument.
4260 * lto-streamer.c (lto_check_version): Add new argument.
4261 * lto-streamer.h (lto_check_version): Likewise.
4263 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4265 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4266 Don't add cost of inner memory when handling sign-extended loads.
4268 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4270 PR rtl-optimization/71148
4271 * cse.c (cse_main): Free dominance info.
4272 (rest_of_handle_cse): Don't free dominance info.
4273 (rest_of_handle_cse2): Likewise.
4274 (rest_of_handle_cse_after_global_opts): Likewise.
4276 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4279 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4280 NULL_TREE early if NEON is not available. Remove now redundant check
4281 in ARM_CHECK_BUILTIN_MODE.
4283 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4286 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4287 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4288 * doc/cpp.texi: Document new macros.
4290 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4292 PR tree-optimization/69848
4293 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4294 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4296 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4298 * function.c (thread_prologue_and_epilogue_insn): Move the
4299 "goto epilogue_done" one block later.
4301 2016-05-19 Richard Biener <rguenther@suse.de>
4303 PR tree-optimization/70729
4304 * passes.def: Move LIM pass before PRE. Remove no longer
4305 required copyprop and move first DCE out of the loop pipeline.
4307 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4310 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4311 (OBJS-libcommon-target): ...here.
4312 * opts-common.c: Include spellcheck.h.
4313 (cmdline_handle_error): Build a vec of valid options and use it
4314 to suggest provide hints for misspelled arguments.
4316 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4319 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4320 lhs if it has TREE_ADDRESSABLE type.
4322 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4325 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4326 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4328 2016-05-18 Martin Jambor <mjambor@suse.cz>
4331 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4332 input for NOP_EXPR pass-through functions.
4333 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4334 aggregate global constant VAR_DECLs in constant jump functions.
4336 2016-05-18 Martin Jambor <mjambor@suse.cz>
4339 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4340 from TREE_READONLY parameters.
4342 2016-05-18 Martin Jambor <mjambor@suse.cz>
4345 * cgraph.h (cgraph_indirect_call_info): New field
4346 guaranteed_unmodified.
4347 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4348 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4350 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4351 pass the parameter value to ipa_find_agg_cst_for_param.
4352 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4353 guaranteed_unmodified, store AA results there instead of bailing out
4355 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4356 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4357 (find_constructor_constant_at_offset): New function.
4358 (ipa_find_agg_cst_from_init): Likewise.
4359 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4360 static initializers of contants, report back through a new paameter
4361 from_global_constant if that was the case.
4362 (try_make_edge_direct_simple_call): Also pass parameter value to
4363 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4365 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4366 (ipa_read_indirect_edge_info): Likewise.
4367 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4368 (ipa_load_from_parm_agg): Likewise.
4370 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4372 PR rtl-optimization/71150
4373 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4376 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4379 * config/rs6000/constraints.md (wE constraint): New constraint
4380 for a vector constant that can be loaded with XXSPLTIB.
4381 (wM constraint): New constraint for a vector constant of a 1's.
4382 (wS constraint): New constraint for a vector constant that can be
4383 loaded with XXSPLTIB and a vector sign extend instruction.
4384 * config/rs6000/predicates.md (xxspltib_constant_split): New
4385 predicates for wE/wS constraints.
4386 (xxspltib_constant_nosplit): Likewise.
4387 (easy_vector_constant): Add support for constants that can be
4388 loaded via XXSPLTIB.
4389 (all_ones_constant): New predicate for vector constant with all
4391 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4392 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4393 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4394 instruction and possibly with a sign extension.
4395 (output_vec_const_move): Add support for XXSPLTIB. If we are
4396 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4397 instead of XXLXOR/XXLORC.
4398 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4400 (rs6000_legitimize_reload_address): Likewise.
4401 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4403 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4404 combine VSX_M and VSX_M2 into one iterator.
4406 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4407 (VSINT_842): Likewise.
4408 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4409 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4410 XXSPLTIB instruction.
4411 (xxspltib_<mode>_nosplit): Likewise.
4412 (xxspltib_<mode>_split): New insn to load up constants with
4413 XXSPLTIB and a sign extend instruction.
4414 (vsx_mov<mode>): Replace single move that handled all vector types
4415 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4416 moves (when -mvsx-timode is in effect) into the main vector
4417 moves. Eliminate separate moves for <VSr> <VSa>, where the
4418 preferred register class (<VSr>) is listed first, and the
4419 secondary register class (<VSa>) is listed second with a '?' to
4420 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4421 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4422 that if the register was involved in a slow operation, the
4423 clear/set operation does not wait for the slow operation to
4424 finish. Adjust the length attributes for 32-bit mode. Use
4425 rs6000_output_move_128bit and drop the use of the string
4426 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4427 spacing so that the alternatives and attributes don't generate
4428 long lines, and put things in columns, so that it is easier to
4429 match up the operands and attributes with the insn alternatives.
4430 (vsx_mov<mode>_64bit): Likewise.
4431 (vsx_mov<mode>_32bit): Likewise.
4432 (vsx_movti_64bit): Fold movti into normal vector moves.
4433 (vsx_movti_32bit): Likewise.
4434 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4436 (vsx_splat_v4si_internal): Likewise.
4437 (vsx_splat_v4sf_internal): Likewise.
4438 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4439 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4440 extend vector elements.
4441 (vsx_sign_extend_hi_<mode>): Likewise.
4442 (vsx_sign_extend_si_v2di): Likewise.
4443 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4445 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4446 constraints. Add trailing period to wL documentation.
4448 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4451 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4452 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4453 * tree-call-cdce.c: Include tree-dfa.h.
4454 (can_guard_call_p): New function, extracted from...
4455 (can_use_internal_fn): ...here.
4456 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4458 (shrink_wrap_one_built_in_call): Likewise.
4459 (use_internal_fn): Likewise.
4460 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4461 and return void. Call replace_abnormal_ssa_names.
4462 (pass_call_cdce::execute): Check can_guard_call_p during the
4463 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4464 will always change something.
4466 2016-05-18 Martin Jambor <mjambor@suse.cz>
4469 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4470 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4472 2016-05-18 Martin Jambor <mjambor@suse.cz>
4475 * ipa-inline.h (condition): New field size.
4476 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4477 for comaprison and store it into the new condition.
4478 (evaluate_conditions_for_known_args): Use condition size to check
4479 access sizes for all but CHANGED conditions.
4480 (unmodified_parm_1): New parameter size_p, store access size into it.
4481 (unmodified_parm): Likewise.
4482 (unmodified_parm_or_parm_agg_item): Likewise.
4483 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4484 (set_cond_stmt_execution_predicate): Extract access sizes and store
4486 (set_switch_stmt_execution_predicate): Likewise.
4487 (will_be_nonconstant_expr_predicate): Likewise.
4488 (will_be_nonconstant_predicate): Likewise.
4489 (inline_read_section): Stream condition size.
4490 (inline_write_summary): Likewise.
4492 2016-05-18 Richard Biener <rguenther@suse.de>
4494 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4495 condition cost to PHI cost instead of total_cost.
4497 2016-05-18 Martin Liska <mliska@suse.cz>
4500 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4503 2016-05-18 Richard Biener <rguenther@suse.de>
4505 * lto-streamer.h (LTO_major_version): Bump to 6.
4507 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4509 * function.c (make_split_prologue_seq, make_prologue_seq,
4510 make_epilogue_seq): New functions, factored out from...
4511 (thread_prologue_and_epilogue_insns): Here.
4513 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4515 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4516 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4517 of before. Add a comment.
4519 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4521 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4522 expression pointer, not pointer to the pointer.
4524 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4526 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4527 (avx2_pbroadcast<mode>): Add another alternative with v instead
4528 of x constraints in it, using <pbroadcast_evex_isa> isa.
4529 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4531 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4532 constraint x instead of v in second alternative, add avx512bw
4535 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4536 constraint x instead of v in second alternative, add avx512bw
4539 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4540 constraint x instead of v in second alternative, add avx512bw
4543 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4544 avx512bw alternative.
4546 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4548 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4550 (define_insn "*andnottf3"): Ditto.
4551 (define_insn "*<code><mode>3"/any_logic): Ditto.
4552 (define_insn "*<code>tf3"/any_logic): Ditto.
4553 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4554 operand to block AVX-512VL insn variant emit when it is not enabled.
4556 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4558 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4559 constraint fot SF mode.
4561 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4562 Kirill Yukhin <kirill.yukhin@intel.com>
4564 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4566 (define_insn "rsqrt14<mode>"): Ditto.
4567 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4568 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4569 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4570 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4571 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4573 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4574 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4575 * config/i386/i386.c (ix86_print_operand): Expand check for size
4576 override codes for Intel syntax.
4578 2016-05-18 Richard Biener <rguenther@suse.de>
4580 PR tree-optimization/71168
4581 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4582 initialization earlier.
4584 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4586 * config/aarch64/aarch64-simd.md
4587 (aarch64_reduc_plus_internal<mode>): Rename to...
4588 (reduc_plus_scal): ...This, and remove previous implementation.
4590 2016-05-18 Richard Biener <rguenther@suse.de>
4592 * passes.def: Put late dse and cd_dce in canonical order.
4594 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4596 * ipa-inline-transform.c (preserve_function_body_p): Look for
4597 first non-thunk clone.
4598 (save_function_body): Save into first non-thunk.
4599 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4601 (lto_output_node): Inline thunks don't need body in every
4603 * lto-streamer-in.c: Do not fixup thunk clones.
4604 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4606 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4609 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4612 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4613 (reassociate_bb): Call transform_add_to_multiply.
4615 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4617 * config/aarch64/aarch64.c (all_extensions): Removed unused
4620 2016-05-17 Nathan Sidwell <nathan@acm.org>
4622 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4623 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4625 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4627 PR tree-optimization/54579
4629 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4631 2016-05-17 Marek Polacek <polacek@redhat.com>
4634 * tree-inline.c (expand_call_inline): Call
4635 maybe_remove_unused_call_args.
4637 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4639 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4640 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4641 * doc/md.texi (fmin@var{m}3): Likewise.
4643 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4645 * match.pd (X & C): New transformation.
4647 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4649 * match.pd (~X & Y): New transformation.
4651 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4653 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4654 information for new SSA_NAME.
4655 (simplify_conversion_using_ranges): Get range through get_range_info
4656 instead of get_value_range.
4658 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4660 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4661 Remove inline assembly.
4662 (vmvn_s16): Likewise.
4663 (vmvn_s32): Likewise.
4664 (vmvn_u8): Likewise.
4665 (vmvn_u16): Likewise.
4666 (vmvn_u32): Likewise.
4667 (vmvnq_s8): Likewise.
4668 (vmvnq_s16): Likewise.
4669 (vmvnq_s32): Likewise.
4670 (vmvnq_u8): Likewise.
4671 (vmvnq_u16): Likewise.
4672 (vmvnq_u32): Likewise.
4673 (vmvn_p8): Likewise.
4674 (vmvnq_p16): Likewise.
4676 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4678 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4680 (vmul_n_s16): Likewise.
4681 (vmul_n_s32): Likewise.
4682 (vmul_n_u16): Likewise.
4683 (vmul_n_u32): Likewise.
4684 (vmulq_n_f32): Likewise.
4685 (vmulq_n_f64): Likewise.
4686 (vmulq_n_s16): Likewise.
4687 (vmulq_n_s32): Likewise.
4688 (vmulq_n_u16): Likewise.
4689 (vmulq_n_u32): Likewise.
4691 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4693 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4694 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4696 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4698 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4699 to *aarch64_fma4_elt_from_dup<mode>.
4700 (*aarch64_fnma4_elt_to_128df): Rename to
4701 *aarch64_fnma4_elt_from_dup<mode>.
4702 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4703 (vfms_n_f32): Likewise.
4704 (vfms_n_f64): Likewise.
4705 (vfmsq_n_f32): Likewise.
4706 (vfmsq_n_f64): Likewise.
4708 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4710 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4712 2016-05-17 Richard Biener <rguenther@suse.de>
4714 PR tree-optimization/71132
4715 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4716 Only add control dependences for blocks in the loop.
4717 (build_rdg): Adjust.
4718 (generate_code_for_partition): Return whether loop should
4719 be destroyed and delay that.
4720 (distribute_loop): Likewise.
4721 (pass_loop_distribution::execute): Record loops to be destroyed
4722 and perform delayed destroying of loops.
4724 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4727 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4729 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4731 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4733 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4736 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4737 insertion point for instructions generated by validize_mem.
4739 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4741 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4744 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4746 * config/aarch64/aarch64.c
4747 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4748 rather than a macro.
4750 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4752 * doc/invoke.texi (AArch64 Options): Various updates.
4754 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4756 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4757 into instrumentation thunks.
4758 * cif-code.def (CIF_CHKP): New.
4760 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4762 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4764 2016-05-16 Martin Jambor <mjambor@suse.cz>
4766 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4767 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4769 2016-05-16 Marek Polacek <polacek@redhat.com>
4771 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4774 2016-05-16 Martin Jambor <mjambor@suse.cz>
4777 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4778 the outlined kernel function.
4780 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4782 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4783 (ISA_HAS_DLSA): Ditto.
4785 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4787 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4789 2016-05-16 Nathan Sidwell <nathan@acm.org>
4791 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4792 (nvptx_name_replacement): Restore. Add comment.
4793 (write_fn_proto, write_fn_proto_from_insn,
4794 nvptx_output_call_insn): Restore
4795 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4797 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4799 * config/aarch64/aarch64.md
4800 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4801 (add<mode>3_compareC_imm): Likewise.
4802 (<optab>si3_uxtw): Split into register and immediate variants.
4803 (andsi3_compare0_uxtw): Likewise.
4804 (and<mode>3_compare0): Likewise.
4805 (and<mode>3nr_compare0): Likewise.
4806 (stack_protect_test_<mode>): Don't use %x for memory operands.
4808 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4810 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4812 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4814 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4815 Split integer shifts into shift_reg and bfm.
4816 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4817 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4818 (ror<mode>3_insn): Likewise.
4819 (<optab>si3_insn_uxtw): Likewise.
4820 (<optab><mode>3_insn): Change to rotate_imm.
4821 (extr<mode>5_insn_alt): Likewise.
4822 (extrsi5_insn_uxtw): Likewise.
4823 (extrsi5_insn_uxtw_alt): Likewise.
4825 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4827 * doc/tm.texi: Regenerate.
4828 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4829 (TARGET_INVALID_RETURN_TYPE): Remove.
4830 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4831 TARGET_INVALID_RETURN_TYPE.
4832 * target.def (invalid_parameter_type): Remove.
4833 (invalid_return_type): Remove.
4835 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4837 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4838 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4840 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4842 (preserve_function_body_p): No need to preserve function body
4843 * cif-codes.def (CIF_THUNK): Remove.
4844 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4846 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4848 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4850 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4852 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4855 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4857 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4858 (inline_small_functions): Do not look for function symbol when
4861 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4863 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4866 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4867 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4868 Jiong Wang <jiong.wang@arm.com>
4870 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4871 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4872 Define __ARM_FP16_ARGS when appropriate.
4873 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4875 (arm_invalid_return_type): Likewise.
4876 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4877 (TARGET_INVALID_RETURN_TYPE): Remove.
4878 (aapcs_vfp_sub_candidate): Allow HFmode.
4879 (aapcs_vfp_allocate): Add comment. Support HFmode.
4880 (aapcs_vfp_allocate_return_reg): Likewise.
4881 (struct aapcs_cp_arg_layout): Slightly reword comments for
4882 is_return_candidate and allocate_return_reg.
4883 (output_mov_vfp): Update assert.
4884 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4886 (arm_invalid_parameter_type): Remove.
4887 (amr_invalid_return_type): Remove.
4888 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4889 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4890 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4892 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4894 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4895 * config/aarch64/arch64-protos.h
4896 (aarch64_legitimize_reload_address): Remove.
4897 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4900 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4902 * configure.ac: Add ACX_NONCANONICAL_HOST.
4903 * configure: Regenerate.
4904 * Makefile.in: Set host_noncanonical.
4906 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4909 * config/i386/i386.md (*movtf_internal): Before register allocation,
4910 do not allow FP constants for CM_MEDIUM memory model, allow only
4911 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4912 (*movxf_internal): Ditto.
4913 (*movdf_internal): Ditto.
4914 (*movsf_internal): Ditto.
4916 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4918 PR rtl-optimization/67483
4919 * combine.c (make_compound_operation): Don't call extract_left_shift
4920 with negative shift amounts.
4922 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4925 * fold-const.c (fold_checksum_tree): Allow modification
4926 of TYPE_ALIAS_SET during folding.
4928 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4929 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4930 (ix86_split_to_parts): Likewise. Fix up formatting.
4932 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4934 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4935 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4938 2016-05-13 Nathan Sidwell <nathan@acm.org>
4940 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4941 (nvptx_name_replacement): Delete.
4942 (write_fn_proto, write_fn_proto_from_insn,
4943 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4944 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4945 * langhooks.c (add_builtin_funcction_common): Call
4946 targetm.mangle_decl_assembler_name.
4948 * config/nvptx/nvptx.c (write_fn_proto): Handle
4949 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4951 2016-05-13 Martin Liska <mliska@suse.cz>
4953 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4954 and PRIu64 in printf format.
4956 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4958 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4961 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4963 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4964 Change --param max-completely-peeled-times to
4965 --param max-completely-peel-times in dump file printing.
4967 2016-05-13 Richard Biener <rguenther@suse.de>
4969 PR tree-optimization/42587
4970 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4971 (find_bswap_or_nop_1): Likewise.
4972 (bswap_replace): Likewise.
4974 2016-05-13 Martin Liska <mliska@suse.cz>
4976 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4977 Initialize a variable with default value.
4979 2016-05-13 Martin Liska <mliska@suse.cz>
4981 * doc/invoke.texi: Enhance explanation of error recovery
4984 2016-05-13 Martin Liska <mliska@suse.cz>
4986 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4987 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4988 (iv_inv_expr_ent *).
4989 (struct iv_inv_expr_ent): Comment struct fields.
4990 (sort_iv_inv_expr_ent): New function.
4991 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4992 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4993 a hash_map between iv_inv_expr_ent and number of usages.
4994 (niter_for_exit): Fix coding style.
4995 (tree_ssa_iv_optimize_init): Use renamed variable.
4996 (determine_base_object): Fix coding style.
4997 (alloc_iv): Likewise.
4998 (find_interesting_uses_outside): Likewise.
4999 (add_candidate_1): Likewise.
5000 (add_standard_iv_candidates): Likewise.
5001 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5002 (prepare_decl_rtl): Fix coding style.
5003 (get_address_cost): Likewise.
5004 (get_shiftadd_cost): Likewise.
5005 (force_expr_to_var_cost): Likewise.
5006 (compare_aff_trees): Likewise.
5007 (get_expr_id): Restructure the function.
5008 (get_loop_invariant_expr_id): Renamed to
5009 get_loop_invariant_expr.
5010 (get_computation_cost_at): Replace usage of inv_expr_id with
5012 (get_computation_cost): Likewise.
5013 (determine_group_iv_cost_generic): Likewise.
5014 (determine_group_iv_cost_address): Likewise.
5015 (iv_period): Fix coding style.
5016 (iv_elimination_compare_lt): Likewise.
5017 (may_eliminate_iv): Likewise.
5018 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5020 (determine_group_iv_costs): Dump invariant expressions.
5021 (iv_ca_recount_cost): Use the newly added hash_map.
5022 (iv_ca_set_remove_invariants): Fix coding style.
5023 (iv_ca_set_add_invariants): Fix coding style.
5024 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5026 (iv_ca_set_cp): Likewise.
5027 (iv_ca_new): Initialize the newly added hash_map and remove
5028 initialization of fields.
5029 (iv_ca_free): Delete the hash_map.
5030 (iv_ca_dump): Dump invariant expressions.
5031 (iv_ca_extend): Fix coding style.
5032 (try_add_cand_for): Likewise.
5033 (create_new_ivs): Dump information about # of avg iterations and
5034 # of used invariant expressions.
5035 (rewrite_use_compare): Fix coding style.
5036 (free_loop_data): Set default value for max_inv_expr_id.
5038 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5040 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5041 returned value cse_cfg_altered computation.
5042 (rest_of_handle_cse2): Likewise.
5043 (rest_of_handle_cse_after_global_opts): Likewise.
5045 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5048 * config/arm/arm.c (arm32_output_mi_thunk): New.
5049 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5050 to split Thumb1 vs TARGET_32BIT functionality.
5051 (arm_thumb1_mi_thunk): New.
5053 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5055 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5058 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5061 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5063 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5065 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5066 (expand_builtin_trap): Emit a regular call.
5067 (set_builtin_user_assembler_name): Remove obsolete cases.
5068 * dse.c (scan_insn): Adjust.
5069 * except.c: Include calls.h.
5070 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5071 emit a regular call to setjmp.
5072 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5073 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5074 (emit_block_move_via_libcall): Delete.
5075 (block_move_fn): Delete.
5076 (init_block_move_fn): Likewise.
5077 (emit_block_move_libcall_fn): Likewise.
5078 (emit_block_op_via_libcall): New function.
5079 (set_storage_via_libcall): Tidy up and use memset builtin.
5080 (block_clear_fn): Delete.
5081 (init_block_clear_fn): Likewise.
5082 (clear_storage_libcall_fn): Likewise.
5083 (expand_assignment): Call emit_block_move_via_libcall.
5084 Do not include gt-expr.h.
5085 * expr.h (emit_block_op_via_libcall): Declare.
5086 (emit_block_copy_via_libcall): New inline function.
5087 (emit_block_move_via_libcall): Likewise.
5088 (emit_block_comp_via_libcall): Likewise.
5089 (block_clear_fn): Delete.
5090 (init_block_move_fn): Likewise.
5091 (init_block_clear_fn): Likewise.
5092 (emit_block_move_via_libcall): Likewise.
5093 (set_storage_via_libcall): Add default parameter value.
5094 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5095 (abort_libfunc): Delete.
5096 (memcpy_libfunc): Likewise.
5097 (memmove_libfunc): Likewise.
5098 (memcmp_libfunc): Likewise.
5099 (memset_libfunc): Likewise.
5100 (setbits_libfunc): Likewise.
5101 (setjmp_libfunc): Likewise.
5102 (longjmp_libfunc): Likewise.
5103 (profile_function_entry_libfunc): Likewise.
5104 (profile_function_exit_libfunc): Likewise.
5105 (gcov_flush_libfunc): Likewise.
5106 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5107 and DECL_VISIBILITY on the declaration.
5108 (init_optabs): Do not initialize obsolete libfuncs.
5109 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5110 * tree-core.h (ECF_RET1): Define.
5111 (ECF_TM_PURE): Adjust.
5112 (ECF_TM_BUILTIN): Likewise.
5113 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5114 (build_common_builtin_nodes): Initialize abort builtin.
5115 Add ECF_RET1 on memcpy, memmove and memset builtins.
5116 Pass final flags for alloca and alloca_with_align builtins.
5117 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5119 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5120 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5121 set_storage_via_libcall and call emit_block_copy_via_libcall.
5123 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5125 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5126 DImode before it is passed to ix86_output_call_operand.
5127 (*call_value_got_x32): Ditto for operand 1.
5129 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5131 PR rtl-optimization/70904
5132 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5133 reload for wide mode.
5135 2016-05-12 Marek Polacek <polacek@redhat.com>
5138 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5139 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5140 * langhooks.h (incomplete_type_error): Likewise.
5141 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5142 parameter, pass it down to incomplete_type_error.
5143 * tree.h (size_in_bytes): New inline overload.
5144 (size_in_bytes_loc): Renamed from size_in_bytes.
5146 2016-05-12 Richard Biener <rguenther@suse.de>
5148 PR tree-optimization/71059
5149 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5150 nary before looking up or entering the expression into the VN
5152 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5153 Make sure to re-use NARYs without result as inserted by
5156 2016-05-12 Richard Biener <rguenther@suse.de>
5158 PR tree-optimization/71062
5159 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5161 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5162 vars_contains_restrict if the var is a restrict tag.
5163 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5164 do not disambiguate pointers against it.
5165 (dump_points_to_solution): Re-structure and adjust for new
5166 vars_contains_restrict flag.
5167 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5169 2016-05-12 Martin Liska <mliska@suse.cz>
5171 * doc/invoke.texi: Explain connection between
5172 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5174 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5176 PR tree-optimization/71006
5177 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5178 consider COND_EXPR as a mask producer.
5180 2016-05-12 Marek Polacek <polacek@redhat.com>
5183 * opts.c (common_handle_option): Detect missing argument for --help^.
5185 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5188 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5189 when popping the PC and within an interrupt handler routine.
5190 Add missing tab to output of "ldmfd".
5191 (output_return_instruction): Output LDMFD with SP update rather
5192 than POP when returning from interrupt handler.
5194 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5196 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5197 TARGET_64BIT && TARGET_AVX512DQ.
5198 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5199 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5200 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5201 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5202 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5203 (*vec_extractv4si_zext): Add avx512dq alternative.
5204 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5205 use v instead of x constraint in other alternatives where possible.
5207 * config/i386/sse.md (sse2_loadld): Use v instead of x
5208 constraint in alternatives 0,1,4.
5210 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5211 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5212 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5215 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5216 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5217 is not emitted unless TARGET_AVX512BW.
5218 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5219 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5220 for the result operand.
5222 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5223 constraint instead of x in avx alternatives. Use maybe_evex instead
5226 * config/i386/constraints.md (Yv): New constraint.
5227 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5228 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5229 * config/i386/i386.md (avx512fvecmode): New mode attr.
5230 (*pushtf): Use v constraint instead of x.
5231 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5232 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5233 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5234 (*absnegtf2_sse): Likewise.
5235 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5236 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5237 avx512f alternatives.
5238 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5240 2016-05-12 Richard Biener <rguenther@suse.de>
5242 PR tree-optimization/71060
5243 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5244 require exact match of DR_BASE_OBJECT but only matching address and
5247 2016-05-12 Richard Biener <rguenther@suse.de>
5249 PR tree-optimization/70986
5250 * cfganal.c: Include cfgloop.h.
5251 (dfs_find_deadend): Prefer to take edges exiting loops.
5253 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5255 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5256 compile and run time.
5258 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5261 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5263 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5265 * config/i386/i386.c (legitimize_pic_address): Use
5266 copy_to_suggested_reg instead of gen_movsi.
5268 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5270 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5271 the code into quad_address_p and call it to share code with
5272 vsx_quad_dform_memory_operand.
5273 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5275 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5276 bit instead of being a separate word. Split -mpower9-dform into
5277 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5278 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5279 for the register class supporting 128-bit quad word memory offsets.
5280 (mode_supports_vsx_dform_quad): Helper function to return if the
5281 register class uses quad word memory offsets.
5282 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5283 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5284 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5285 instructions are enabled, set up the appropriate addr_masks for
5287 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5288 -mpower9-dform-scalar, instead of -mpower9-dform.
5289 (rs6000_option_override_internal): Split -mpower9-dform into two
5290 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5291 -mpower9-dform switch sets or clears both. If we are not using
5292 the LRA register allocator, do not enable -mpower9-dform-vector by
5293 default. If we are using LRA, enable -mpower9-dform-vector and
5294 -mvsx-timode if it is appropriate. Issue a warning if either
5295 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5297 (quad_address_offset_p): New helper function to return if the
5298 offset is legal for quad word memory instructions.
5299 (quad_address_p): New function to determin if GPR or vector
5300 register quad word memory addresses are legal.
5301 (mem_operand_gpr): Validate quad word address offsets.
5302 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5303 d-form (register + offset) instructions.
5304 (offsettable_ok_by_alignment): Likewise.
5305 (rs6000_legitimate_offset_address_p): Likewise.
5306 (legitimate_lo_sum_address_p): Likewise.
5307 (rs6000_legitimize_address): Likewise.
5308 (rs6000_legitimize_reload_address): Add more debug statements for
5310 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5311 d-form instructions.
5312 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5313 d-form instructions. Distinguish different cases in debug
5314 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5315 d-form instructions.
5316 (rs6000_preferred_reload_class): Likewise.
5317 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5318 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5319 of the ISA 2.06 indexed memory instructions.
5320 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5321 use them to save/restore the saved vector registers instead of
5322 using Altivec instructions.
5323 (rs6000_emit_epilogue): Likewise.
5324 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5325 (rs6000_opt_masks): Split -mpower9-dform into
5326 -mpower9-dform-scalar and -mpower9-dform-vector.
5327 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5329 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5330 ISA 3.0 vector indexed memory instructions, and fold the code into
5331 the normal mov<mode> patterns.
5332 (p9_vecstore_<mode>): Likewise.
5333 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5335 (vsx_movti_64bit): Likewise.
5336 (vsx_movti_32bit): Likewise.
5337 * config/rs6000/constraints.md (wO constraint): New constraint for
5338 ISA 3.0 vector d-form support.
5339 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5340 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5341 include -mpower9-dform-vector until we switch over to LRA.
5342 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5343 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5344 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5345 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5346 for -mpower9-dform and -mlra.
5347 * doc/md.texi (wO constraint): Document wO constraint.
5349 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5351 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5352 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5353 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5354 Move handling of non-insn arguments inline into the sole user:
5355 (output_trans_func): ...here.
5356 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5357 in emitted function prototype.
5358 (output_internal_insn_latency_func): Ditto. Simplify.
5359 (output_internal_maximal_insn_latency_func): Ditto. Delete
5360 always-unused argument.
5361 (output_insn_latency_func): Ditto.
5362 (output_maximal_insn_latency_func): Ditto.
5364 2016-05-11 Richard Biener <rguenther@suse.de>
5366 PR tree-optimization/71055
5367 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5368 sth with precision not equal to access size verify we don't chop
5371 2016-05-11 Richard Biener <rguenther@suse.de>
5374 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5375 (dwarf2out_finish): Move retry_incomplete_types call ...
5376 (dwarf2out_early_finish): ... here.
5378 2016-05-11 Richard Biener <rguenther@suse.de>
5381 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5382 if the langhook insists on it.
5383 * fold-const.c (make_bit_field_ref): Add arg for the original
5384 reference and preserve its alias-set.
5385 (decode_field_reference): Take exp by reference and adjust it
5386 to the original memory reference.
5387 (optimize_bit_field_compare): Adjust callers.
5388 (fold_truth_andor_1): Likewise.
5389 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5391 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5394 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5395 * cfgrtl.c (delete_insn_and_edges): Likewise.
5396 * config/i386/i386.c (convert_scalars_to_vector): Remove
5398 * cse.c (cse_insn): Compute cse_cfg_altered.
5399 (delete_trivially_dead_insns): Likewise.
5400 (cse_cc_succs): Likewise.
5401 (rest_of_handle_cse): Free dominance info if required.
5402 (rest_of_handle_cse2): Likewise.
5403 (rest_of_handle_cse_after_global_opts): Likewise.
5405 2016-05-11 Alan Modra <amodra@gmail.com>
5407 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5408 abi_v4_pass_in_fpr): New functions.
5409 (rs6000_function_arg_boundary): Exclude complex IBM long double
5410 from 64-bit alignment when ABI_V4.
5411 (rs6000_function_arg, rs6000_function_arg_advance_1,
5412 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5414 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5416 PR rtl-optimization/71028
5417 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5418 jump with just a return in the fallthrough block if the branch
5419 block contains just a return as well.
5421 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5423 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5424 * match.pd ((X & Y) ^ Y): ... this.
5425 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5426 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5428 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5430 * read-md.c (require_char_ws): New function.
5431 (read_string): Simplify using require_char_ws.
5432 (handle_constants): Likewise.
5433 (handle_enum): Likewise.
5434 (handle_file): Likewise.
5435 * read-md.h (require_char_ws): New declaration.
5436 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5437 (read_mapping): Likewise.
5438 (read_rtx_code): Likewise.
5439 (read_nested_rtx): Likewise.
5441 2016-05-10 James Norris <jnorris@codesourcery.com>
5443 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5444 if offloading is enabled and -fopenacc or -fopenmp is specified.
5445 (CRTOFFLOADEND): Likewise.
5446 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5447 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5449 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5451 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5452 gotoff_operand code paths. Use copy_to_suggested_regs and
5453 expand_simple_binop where appropriate. Cleanup.
5455 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5458 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5460 (dimode_scalar_chain::vector_const_cost): New.
5461 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5462 (dimode_scalar_chain::convert_op): Likewise.
5463 (dimode_scalar_chain::convert_insn): Likewise.
5465 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5467 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5468 unary operation, not a binary one.
5470 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5473 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5474 calls with type casted fndecl.
5476 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5478 PR tree-optimization/70786
5479 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5480 * calls.c (initialize_argument_information): Bind bounds
5481 with corresponding args passed by reference.
5483 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5486 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5487 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5488 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5491 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5494 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5495 code for a zero scale factor.
5496 (vsx_xvcvdpuxds_scale): Likewise.
5498 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5500 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5501 if show_ruler_p was set on the context.
5502 (layout::show_ruler): New method.
5503 * diagnostic.h (struct diagnostic_context): Add field
5506 2016-05-10 Richard Biener <rguenther@suse.de>
5508 PR tree-optimization/71039
5509 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5510 (chk_uses): New function.
5511 (propagate_with_phi): Verify we can safely replicate the lhs of an
5512 aggregate assignment on all incoming edges.
5514 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5516 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5518 (rx_atomic_sequence): New class.
5519 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5520 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5522 (rx_atomic_sequence::rx_atomic_sequence,
5523 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5524 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5525 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5526 CTRLREG_INTB): New constants.
5527 (FETCHOP): New code iterator.
5528 (fethcop_name, fetchop_name2): New iterator code attributes.
5529 (QIHI): New mode iterator.
5530 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5531 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5532 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5534 2016-05-10 Martin Liska <mliska@suse.cz>
5536 * tree-inline.c (remap_dependence_clique): Do not remap
5537 debugging statements.
5539 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5541 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5542 ("*fixuns_truncdfdi2_z13")
5543 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5544 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5545 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5547 2016-05-10 Richard Biener <rguenther@suse.de>
5549 PR tree-optimization/70497
5550 PR tree-optimization/28367
5551 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5553 (visit_reference_op_load): ... here.
5554 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5555 with simplified BIT_FIELD_REFs.
5556 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5557 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5560 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5562 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5563 documentation comment. For BLOCK nodes, add a
5564 DW_AT_abstract_origin attribute that points to the DIE generated
5565 for the origin BLOCK.
5566 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5567 blocks from inlined functions.
5569 2016-05-10 Alan Modra <amodra@gmail.com>
5572 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5573 regrename modifying insns saving lr before __morestack call.
5574 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5575 insns restoring lr after __morestack call.
5577 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5579 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5580 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5582 * config/i386/sse.md (vec_interleave_high<mode>,
5583 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5584 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5586 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5588 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5589 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5590 parallel reassociation for power8 and forward.
5592 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5594 * config/i386/i386.md (absneg splitters with general regs): Use
5595 general_reg_operand predicate.
5596 (btsq peephole2): Use x86_64_immediate_operand to check if new
5597 value is suitable for immediate operand. Generate emitted insn
5598 using RTL expressions.
5599 (btcq peephole2): Ditto.
5600 (btrq peephole2): Ditto. Generate correct immediate operand
5603 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5605 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5608 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5610 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5611 pointer dereference.
5613 2016-05-09 Richard Biener <rguenther@suse.de>
5615 PR tree-optimization/70985
5616 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5617 op0 isn't a gimple register.
5619 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5621 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5622 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5623 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5624 (i6400_fpu_mult): New cpu units.
5625 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5626 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5627 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5628 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5629 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5630 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5631 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5632 (i6400_msa_long_float4, i6400_msa_long_float5)
5633 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5634 (i6400_msa_fdiv_sf): New reservations.
5635 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5636 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5637 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5638 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5639 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5640 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5641 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5642 (msa_short_store4, msa_long_load, msa_short_store)
5643 (msa_long_logic, msa_long_float2, msa_long_float4)
5644 (msa_long_float5, msa_long_float8, msa_long_mult)
5645 (msa_long_fdiv, msa_long_div): New reservations.
5647 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5648 Sameera Deshpande <sameera.deshpande@imgtec.com>
5649 Matthew Fortune <matthew.fortune@imgtec.com>
5650 Graham Stott <graham.stott@imgtec.com>
5651 Chao-ying Fu <chao-ying.fu@imgtec.com>
5653 * config.gcc: Add MSA header file for mips*-*-* target.
5654 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5655 (Ubv8i, Urv8): New constraints.
5656 * config/mips/mips-ftypes.def: Add function types for MSA
5658 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5659 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5660 * config/mips/mips-msa.md: New file.
5661 * config/mips/mips-protos.h
5662 (mips_split_128bit_const_insns): New prototype.
5663 (mips_msa_idiv_insns): Likewise.
5664 (mips_split_128bit_move): Likewise.
5665 (mips_split_128bit_move_p): Likewise.
5666 (mips_split_msa_copy_d): Likewise.
5667 (mips_split_msa_insert_d): Likewise.
5668 (mips_split_msa_fill_d): Likewise.
5669 (mips_expand_msa_branch): Likewise.
5670 (mips_const_vector_same_val_p): Likewise.
5671 (mips_const_vector_same_bytes_p): Likewise.
5672 (mips_const_vector_same_int_p): Likewise.
5673 (mips_const_vector_shuffle_set_p): Likewise.
5674 (mips_const_vector_bitimm_set_p): Likewise.
5675 (mips_const_vector_bitimm_clr_p): Likewise.
5676 (mips_msa_vec_parallel_const_half): Likewise.
5677 (mips_msa_output_division): Likewise.
5678 (mips_ldst_scaled_shift): Likewise.
5679 (mips_expand_vec_cond_expr): Likewise.
5680 * config/mips/mips.c (enum mips_builtin_type): Add
5681 MIPS_BUILTIN_MSA_TEST_BRANCH.
5682 (mips_gen_const_int_vector_shuffle): New prototype.
5683 (mips_const_vector_bitimm_set_p): New function.
5684 (mips_const_vector_bitimm_clr_p): Likewise.
5685 (mips_const_vector_same_val_p): Likewise.
5686 (mips_const_vector_same_bytes_p): Likewise.
5687 (mips_const_vector_same_int_p): Likewise.
5688 (mips_const_vector_shuffle_set_p): Likewise.
5689 (mips_symbol_insns): Forbid loading symbols via immediate for
5691 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5693 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5695 (mips_lx_address_p): Add support load indexed address for MSA.
5696 (mips_address_insns): Add calculation of instructions needed for
5697 stores and loads for MSA.
5698 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5699 CONST_VECTOR for MSA and let it fall through.
5700 (mips_ldst_scaled_shift): New function.
5701 (mips_subword_at_byte): Likewise.
5702 (mips_msa_idiv_insns): Likewise.
5703 (mips_legitimize_move): Validate MSA moves.
5704 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5705 calculation of costs for MSA division.
5706 (mips_split_move_p): Check if MSA moves need splitting.
5707 (mips_split_move): Split MSA moves if necessary.
5708 (mips_split_128bit_move_p): New function.
5709 (mips_split_128bit_move): Likewise.
5710 (mips_split_msa_copy_d): Likewise.
5711 (mips_split_msa_insert_d): Likewise.
5712 (mips_split_msa_fill_d): Likewise.
5713 (mips_output_move): Handle MSA moves.
5714 (mips_expand_msa_branch): New function.
5715 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5716 Reinstate 'y' modifier.
5717 (mips_file_start): Add MSA .gnu_attribute.
5718 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5720 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5721 (mips_class_max_nregs): Add register size for MSA supported mode.
5722 (mips_cannot_change_mode_class): Allow conversion between MSA
5723 vector modes and TImode.
5724 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5726 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5727 (mips_preferred_simd_mode): Add preffered modes for MSA.
5728 (mips_vector_mode_supported_p): Add MSA supported modes.
5729 (mips_autovectorize_vector_sizes): New function.
5730 (mips_msa_output_division): Likewise.
5731 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5732 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5733 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5734 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5735 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5736 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5737 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5738 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5739 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5740 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5741 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5742 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5743 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5744 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5745 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5746 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5747 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5748 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5749 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5750 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5751 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5752 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5753 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5754 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5755 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5756 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5757 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5758 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5759 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5760 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5761 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5762 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5763 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5764 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5765 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5766 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5767 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5768 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5769 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5770 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5771 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5772 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5773 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5774 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5775 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5776 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5777 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5778 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5779 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5780 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5781 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5782 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5783 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5784 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5785 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5786 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5787 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5788 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5789 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5790 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5791 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5792 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5793 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5794 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5795 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5796 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5797 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5798 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5799 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5800 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5801 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5802 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5803 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5804 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5805 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5806 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5807 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5808 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5809 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5810 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5811 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5812 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5813 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5814 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5815 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5816 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5817 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5818 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5819 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5820 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5821 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5822 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5823 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5824 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5825 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5826 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5827 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5828 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5829 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5830 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5831 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5832 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5833 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5834 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5835 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5836 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5837 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5838 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5839 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5840 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5841 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5842 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5843 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5844 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5845 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5846 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5847 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5848 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5849 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5850 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5851 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5852 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5853 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5854 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5855 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5856 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5857 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5858 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5859 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5860 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5861 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5862 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5863 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5864 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5865 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5866 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5867 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5868 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5869 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5870 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5871 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5872 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5873 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5874 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5875 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5876 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5877 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5878 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5879 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5880 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5881 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5883 (mips_get_builtin_decl_index): New array.
5884 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5885 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5886 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5887 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5888 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5890 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5892 (mips_expand_builtin_insn): Prepare operands for
5893 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5894 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5895 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5896 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5897 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5898 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5899 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5900 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5901 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5902 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5903 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5904 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5905 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5906 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5907 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5908 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5909 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5910 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5911 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5912 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5913 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5914 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5915 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5916 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5917 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5918 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5919 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5920 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5921 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5922 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5923 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5924 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5925 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5926 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5927 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5928 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5929 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5930 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5931 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5932 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5933 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5934 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5935 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5936 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5937 These are set implicitly and an error is reported if overridden.
5938 (mips_expand_builtin_msa_test_branch): New function.
5939 (mips_expand_msa_shuffle): Likewise.
5940 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5941 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5942 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5943 (mips_expand_vec_unpack): Add support for MSA.
5944 (mips_expand_vector_init): Likewise.
5945 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5946 instead of const0_rtx.
5947 (mips_msa_vec_parallel_const_half): New function.
5948 (mips_gen_const_int_vector): Likewise.
5949 (mips_gen_const_int_vector_shuffle): Likewise.
5950 (mips_expand_msa_cmp): Likewise.
5951 (mips_expand_vec_cond_expr): Likewise.
5952 * config/mips/mips.h
5953 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5954 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5956 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5957 (ISA_HAS_MSA): New macro.
5958 (UNITS_PER_MSA_REG): Likewise.
5959 (BITS_PER_MSA_REG): Likewise.
5960 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5961 (MSA_REG_FIRST): New macro.
5962 (MSA_REG_LAST): Likewise.
5963 (MSA_REG_NUM): Likewise.
5964 (MSA_REG_P): Likewise.
5965 (MSA_REG_RTX_P): Likewise.
5966 (MSA_SUPPORTED_MODE_P): Likewise.
5967 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5968 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5969 * config/mips/mips.md: Include mips-msa.md.
5970 (alu_type): Add simd_add.
5971 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5972 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5973 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5974 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5975 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5976 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5977 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5978 simd_move, simd_load, simd_store. Choose "multi" for moves
5980 (qword_mode): New attribute.
5981 (insn_count): Add instruction count for quad moves.
5982 Increase the count for MIPS SIMD division.
5983 (UNITMODE): Add UNITMODEs for vector types.
5984 (addsub): New code iterator.
5985 * config/mips/mips.opt (mmsa): New option.
5986 * config/mips/msa.h: New file.
5987 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5989 * config/mips/mti-linux.h: Likewise.
5990 * config/mips/predicates.md
5991 (const_msa_branch_operand): New constraint.
5992 (const_uimm3_operand): Likewise.
5993 (const_uimm4_operand): Likewise.
5994 (const_uimm5_operand): Likewise.
5995 (const_uimm8_operand): Likewise.
5996 (const_imm5_operand): Likewise.
5997 (aq10b_operand): Likewise.
5998 (aq10h_operand): Likewise.
5999 (aq10w_operand): Likewise.
6000 (aq10d_operand): Likewise.
6001 (const_m1_operand): Likewise.
6002 (reg_or_m1_operand): Likewise.
6003 (const_exp_2_operand): Likewise.
6004 (const_exp_4_operand): Likewise.
6005 (const_exp_8_operand): Likewise.
6006 (const_exp_16_operand): Likewise.
6007 (const_vector_same_val_operand): Likewise.
6008 (const_vector_same_simm5_operand): Likewise.
6009 (const_vector_same_uimm5_operand): Likewise.
6010 (const_vector_same_uimm6_operand): Likewise.
6011 (const_vector_same_uimm8_operand): Likewise.
6012 (par_const_vector_shf_set_operand): Likewise.
6013 (reg_or_vector_same_val_operand): Likewise.
6014 (reg_or_vector_same_simm5_operand): Likewise.
6015 (reg_or_vector_same_uimm6_operand): Likewise.
6016 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6018 * doc/invoke.texi (-mmsa): Document new option.
6020 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6022 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6023 * configure: Regenerate.
6024 * config.in: Regenerate.
6025 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6027 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6028 (ENDFILE_VTV_SPEC): Define.
6030 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6032 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6033 registers in all interrupt handlers if necessary.
6034 (rl78_option_override): Add warning.
6035 (MUST_SAVE_MDUC_REGISTERS): New macro.
6036 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6037 * config/rl78/rl78.c (check_mduc_usage): New function.
6038 (mduc_regs): New structure to hold MDUC register data.
6039 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6040 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6041 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6042 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6043 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6044 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6046 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6048 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6049 (tree-ssa-loop-niter.h): Ditto.
6050 (idx_within_array_bound, ref_within_array_bound): New functions.
6051 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6052 Factor out check on writable base object to ...
6053 (base_object_writable): ... here.
6055 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6057 * config/arm/arm.md (probe_stack): Add modes to set source
6060 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6062 * regrename.c (base_reg_class_for_rename): New static function.
6063 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6065 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6067 * cgraph.c (thunk_adjust): Export.
6068 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6069 * cgraphunit.c (thunk_adjust): Export.
6070 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6072 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6074 * tree-inline.c (expand_call_inline): Expand thunks inline.
6076 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6079 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6080 (*sse2_vd_cvtss2sd): Ditto.
6081 * config/i386/i386.md
6082 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6083 Generate *sse2_vd_cvtsd2ss pattern.
6084 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6085 Generate *sse2_vd_cvtss2sd pattern.
6087 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6089 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6090 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6093 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6095 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6096 * config/sh/sh.c: Define and declare variables on first use throughout
6098 (current_function_interrupt): Change to bool type.
6099 (frame_insn): Rename to emit_frame_insn and update users.
6100 (push_regs): Use bool for 'interrupt_handler' argument.
6101 (save_schedule_s): Remove.
6102 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6103 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6104 targetm.asm_out.unaligned_op.di.
6105 (gen_far_branch): Remove redundant forward declaration.
6106 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6107 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6108 (sh_set_return_address, sh_function_ok_for_sibcall,
6109 scavenge_reg): Update comments.
6110 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6111 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6112 (sh_attr_renesas_p): Remove unnecessary parentheses.
6113 (branch_dest): Simplify.
6114 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6115 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6116 (CUMULATIVE_ARGS): Change macro to typedef.
6117 (current_function_interrupt): Change to bool type.
6118 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6119 Surround with __cplusplus ifdef.
6120 (sh_compare_op0, sh_compare_op1): Remove.
6121 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6123 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6125 * config/arm/arm.md: (arch): Add neon.
6126 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6127 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6128 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6129 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6130 attributes for alt renumbering. Mark alt 3 as non-predicable.
6131 (thumb2_movdf_vfp): Likewise.
6133 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6135 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6136 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6137 (*andqi_1): Add preferred_for_speed attribute to disparage
6138 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6139 (*<code>qi_1): Ditto.
6140 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6141 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6142 (*ashlqi3_1): Ditto.
6143 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6144 Add preferred_for_size attribute to disparage alternative 0 and
6145 preferred_for_speed attribute to disparage alternative 1 for
6146 TARGET_PARTIAL_REG_STALL targets.
6148 2016-05-07 Tom de Vries <tom@codesourcery.com>
6150 PR tree-optimization/70956
6151 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6154 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6156 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6157 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6158 * config/sh/sh.md (branch_zero): Remove define_attr.
6159 (define_delay): Disable delay slot if branch distance is one insn.
6161 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6163 * config/i386/i386.md (LEAMODE): New mode attribute.
6164 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6165 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6166 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6167 operand 2 predicate.
6168 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6169 (*lea<mode>_general_3): Ditto.
6170 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6172 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6174 * genmddump.c (main): Convert argv from char ** to const char **.
6176 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6178 * coretypes.h (OVERRIDE): New macro.
6181 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6183 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6184 allow coalescing if the types are compatible.
6186 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6188 * pass_manager.h (pass_manager::register_pass_name): New method.
6189 (pass_manager::get_pass_by_name): New method.
6190 (pass_manager::create_pass_tab): New method.
6191 (pass_manager::m_name_to_pass_map): New field.
6192 * passes.c (name_to_pass_map): Delete global in favor of field
6193 "m_name_to_pass_map" of pass_manager.
6194 (register_pass_name): Rename from a function to...
6195 (pass_manager::register_pass_name): ...this method, updating
6196 for renaming of global "name_to_pass_map" to field
6197 "m_name_to_pass_map".
6198 (create_pass_tab): Rename from a function to...
6199 (pass_manager::create_pass_tab): ...this method, updating
6200 for renaming of global "name_to_pass_map" to field.
6201 (get_pass_by_name): Rename from a function to...
6202 (pass_manager::get_pass_by_name): ...this method.
6203 (enable_disable_pass): Convert use of get_pass_by_name to
6204 a method call, locating the pass_manager singleton.
6206 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6208 * genattr-common.c (main): Convert argv from char ** to const char **.
6209 * genattr.c (main): Likewise.
6210 * genattrtab.c (main): Likewise.
6211 * genautomata.c (initiate_automaton_gen): Likewise.
6213 * gencodes.c (main): Likewise.
6214 * genconditions.c (main): Likewise.
6215 * genconfig.c (main): Likewise.
6216 * genconstants.c (main): Likewise.
6217 * genemit.c (main): Likewise.
6218 * genenums.c (main): Likewise.
6219 * genextract.c (main): Likewise.
6220 * genflags.c (main): Likewise.
6221 * genmddeps.c (main): Likewise.
6222 * genopinit.c (main): Likewise.
6223 * genoutput.c (main): Likewise.
6224 * genpeep.c (main): Likewise.
6225 * genpreds.c (main): Likewise.
6226 * genrecog.c (main): Likewise.
6227 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6228 (init_rtx_reader_args): Likewise.
6229 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6230 (init_rtx_reader_args): Likewise.
6231 * gentarget-def.c (main): Likewise.
6232 * read-md.c (read_md_files): Likewise.
6233 * read-md.h (read_md_files): Likewise.
6235 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6237 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6238 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6239 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6240 Remove unused predicate.
6241 (register_and_not_fp_reg_operand): Ditto.
6243 2016-05-06 Martin Liska <mliska@suse.cz>
6245 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6246 instead of vec as the vector is local to the function.
6248 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6250 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6251 avx512bw alternative.
6253 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6254 before the ashr<mode>3 pattern.
6256 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6257 v instead of x in vex or maybe_vex alternatives, use
6258 maybe_evex instead of vex in prefix.
6260 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6261 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6262 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6263 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6266 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6267 v instead of x in vex or maybe_vex alternatives, use
6268 maybe_evex instead of vex in prefix.
6270 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6271 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6272 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6273 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6274 alternatives, use maybe_evex instead of vex in prefix.
6276 * config/i386/sse.md (vec_interleave_lowv4sf,
6277 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6278 v instead of x in vex or maybe_vex alternatives, use
6279 maybe_evex instead of vex in prefix.
6281 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6282 v instead of x in vex or maybe_vex alternatives, use
6283 maybe_evex instead of vex in prefix.
6285 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6286 v constraint instead of x.
6288 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6290 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6291 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6294 2016-05-06 Richard Biener <rguenther@suse.de>
6296 PR tree-optimization/70948
6297 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6298 Properly clobber all fields of va_list for __builtin_va_start.
6300 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6303 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6304 loop latch destination.
6306 2016-05-06 Martin Liska <mliska@suse.cz>
6308 * tree-ssa-uninit.c: Apply manual changes
6309 to the GNU coding style.
6310 (prune_uninit_phi_opnds): Rename from
6311 prune_uninit_phi_opnds_in_unrealizable_paths.
6313 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6315 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6316 mspace): Remove deprecated options.
6317 * doc/invoke.texi (SH options): Remove -mspace.
6319 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6321 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6323 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6325 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6326 corresponding combine split pattern.
6328 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6331 * config/sh/predicates.md (long_displacement_mem_operand): New.
6332 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6333 Add movi20, movi20s alternatives. Adjust length attribute for
6335 (movsi_ie): Allow for any FPU. Adjust length attribute for
6337 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6338 attribute for alternatives.
6339 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6340 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6341 length attribute for alternatives.
6343 2016-05-06 Richard Biener <rguenther@suse.de>
6345 PR tree-optimization/70960
6346 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6348 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6351 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6352 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6354 2016-05-06 Marek Polacek <polacek@redhat.com>
6357 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6359 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6362 * config/sh/sh.md (*rotcr): Add another variant.
6364 2016-05-06 Richard Biener <rguenther@suse.de>
6367 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6369 2016-05-06 Richard Biener <rguenther@suse.de>
6372 * fold-const.c (split_tree): Always convert to the original type
6375 2016-05-06 Richard Biener <rguenther@suse.de>
6377 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6378 (fwprop_addr): Likewise.
6380 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6383 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6385 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6386 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6387 the splitter condition.
6388 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6389 the splitter condition.
6390 (FP float_extend load splitter): Ditto.
6392 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6394 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6395 to REGNO in all peephole2 patterns.
6396 (post-reload splitters): Change true_regnum to REGNO in
6397 post-reload splitters.
6398 (zero_extend splitters): Use general_reg_operand and
6399 nonimmediate_gr_operand predicates.
6401 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6403 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6404 v constraint instead of x.
6406 2016-05-05 Alan Modra <amodra@gmail.com>
6409 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6410 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6411 TARGET_NO_FP_IN_TOC for -mrelocatable.
6412 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6413 TARGET_RELOCATABLE test.
6414 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6415 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6416 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6417 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6418 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6419 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6420 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6421 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6422 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6423 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6425 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6426 (rs6000_stack_info): Likewise.
6427 (rs6000_elf_asm_out_constructor): Likewise.
6428 (rs6000_elf_asm_out_destructor): Likewise.
6429 (rs6000_elf_declare_function_name): Likewise.
6430 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6431 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6434 2016-05-05 Alan Modra <amodra@gmail.com>
6436 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6438 2016-05-05 Alan Modra <amodra@gmail.com>
6440 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6441 out-of-line gpr restore for one or two regs if that would add
6444 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6447 * config/i386/i386.md
6448 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6449 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6450 as operand 0 predicate.
6451 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6453 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6454 Ditto. Emit the pattern using RTX.
6456 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6457 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6458 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6459 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6461 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6462 sse_reg_operand as operand 0 predicate.
6464 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6465 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6466 instead of gen_rtx_REG.
6467 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6470 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6472 * function.c (emit_use_return_register_into_block): Delete.
6473 (gen_return_pattern): Delete.
6474 (emit_return_into_block): Delete.
6475 (active_insn_between): Delete.
6476 (convert_jumps_to_returns): Delete.
6477 (emit_return_for_exit): Delete.
6478 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6479 simple_return for shrink-wrapped blocks.
6480 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6481 end of blocks that need one.
6482 (get_unconverted_simple_return): Delete.
6483 (convert_to_simple_return): Delete.
6484 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6485 (convert_to_simple_return): Ditto.
6487 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6489 * cfgcleanup.c (bb_is_just_return): New function.
6490 (try_optimize_cfg): Simplify jumps to return, branches to return,
6491 and branches around return.
6493 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6495 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6498 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6502 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6503 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6504 assert flags & OEP_HASH_CHECK, instead of asserting it
6505 never happens. Handle TARGET_EXPR.
6506 * fold-const.c (operand_equal_p): For hash verification,
6507 or in OEP_HASH_CHECK into flags.
6509 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6511 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6513 (compute_samebase_partition_bases): Fix typo.
6515 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6517 * config/i386/sse.md (vec_interleave_highv8sf,
6518 vec_interleave_lowv8sf, vec_interleave_highv4df,
6519 vec_interleave_lowv4df): Remove constraints from expanders.
6521 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6523 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6525 * tree-inline.c (expand_call_inline): Fix path dealing with
6526 making lhs of call statement undefined.
6528 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6530 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6531 Check availability on NODE, too.
6532 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6533 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6534 (varpool_node::call_for_symbol_and_aliase): Likewise.
6535 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6536 (propagate_pure_const): Propagate across interposable functions, too.
6537 (skip_function_for_local_pure_const): Do not skip interposable bodies
6539 (pass_local_pure_const::execute): Update.
6541 2016-05-04 Marek Polacek <polacek@redhat.com>
6543 * doc/invoke.texi: Document -Wdangling-else.
6545 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6547 * config.gcc: Error out when conflicting multilib is detected. Do not
6548 loop over multilibs since no combination is legal.
6550 2016-05-04 Alan Modra <amodra@gmail.com>
6552 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6553 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6554 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6557 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6559 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6560 Clean up p5600 comments.
6562 2016-05-04 Richard Biener <rguenther@suse.de>
6564 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6565 constructor simplifications.
6566 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6568 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6570 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6571 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6572 result.set_rtx is null instead of aborting.
6573 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6575 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6576 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6577 *mov<mode>_store_postinc): New patterns.
6579 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6581 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6582 as commutative. Check both conversions are NOP.
6583 ((A & B) OP (C & B)): Remove.
6585 2016-05-04 Alan Modra <amodra@gmail.com>
6587 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6589 2016-05-04 Alan Modra <amodra@gmail.com>
6592 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6593 when cr2,3,4 are all fixed regs.
6595 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6597 PR rtl-optimization/57193
6598 * opts.c (default_options_table): Revert OPT_frename_registers change.
6599 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6601 2016-05-03 Martin Sebor <msebor@redhat.com>
6604 * builtins.c (fold_builtin_FILE): New function.
6605 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6606 (fold_builtin_0): Call them.
6607 * gimplify.c (gimplify_call_expr): Remove the handling of
6608 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6611 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6612 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6616 * doc/extend.texi (Function Names as Strings): Update __func__,
6617 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6620 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6621 Richard Biener <rguenther@suse.de>
6623 PR tree-optimization/70916
6624 * tree-if-conv.c: Include cfganal.h.
6625 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6626 and remove_fake_exit_edges around the optimization pass.
6628 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6630 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6631 (cgraph_edge::make_direct): Likewise.
6632 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6633 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6634 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6635 (CIF_THUNK): New code.
6636 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6637 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6638 (compute_inline_parameters): Set inline_failed for thunks.
6639 (inline_analyze_function): Cleanup.
6640 * ipa-inline.c (can_inline_edge_p): Do not deal with
6641 call_stmt_cannot_inline_p.
6642 (can_early_inline_edge_p): Likewise.
6643 (early_inliner): Initialize inline_failed.
6644 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6646 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6648 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6649 from nonimm_ssenomem_operand.
6650 (nonimm_ssenomem_operand): New predicate.
6651 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6652 as operand 0 predicate.
6653 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6654 Disable unsupported alternatives using "enabled" attribute.
6655 Use register_ssemem_operand as operand 0 predicate.
6656 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6658 2016-05-03 Marek Polacek <polacek@redhat.com>
6661 * input.c (expansion_point_location): New function.
6662 * input.h (expansion_point_location): Declare.
6664 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6666 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6667 occurence with frame_offset_ ones.
6669 2016-05-03 Alan Modra <amodra@gmail.com>
6671 PR rtl-optimization/70890
6672 * ira.c (combine_and_move_insns): When moving def_insn, remove
6675 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6677 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6678 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6679 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6680 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6682 2016-05-03 Alan Modra <amodra@gmail.com>
6684 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6685 for SAVE_MULTIPLE/STORE_MULTIPLE.
6687 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6689 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6690 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6692 2016-05-03 Richard Biener <rguenther@suse.de>
6694 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6696 (gimplify_arg): Likewise.
6697 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6698 re-writing the result to a decl if required.
6699 (internal_get_tmp_var): Add allow_ssa parameter
6700 and override into_ssa with it.
6701 (get_formal_tmp_var): Adjust.
6702 (get_initialized_tmp_var): Add allow_ssa parameter.
6703 (gimplify_arg): Add allow_ssa parameter and avoid generating
6704 SSA names for the result false.
6705 (gimplify_call_expr): If the call may return twice do not
6706 gimplify parameters into SSA.
6707 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6708 (gimplify_modify_expr): Adjust assert. For noreturn calls
6709 with a SSA name LHS adjust its def.
6710 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6711 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6712 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6713 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6714 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6715 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6716 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6717 (optimize_target_teams): Do not allow SSA names for clause operands.
6718 (gimplify_expr): Likewise for where we mark the result addressable.
6719 * passes.def (pass_init_datastructures): Remove.
6720 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6721 (rewrite_stmt): Likewise.
6722 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6723 (replace_locals_op): Replace SSA names.
6724 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6725 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6726 * cgraph.c (release_function_body): Free CFG annotations only
6727 when we have a CFG. Simplify.
6728 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6729 force_gimple_operand instead of get_initialized_tmp_var.
6730 * tree-pass.h (make_pass_init_datastructures): Remove.
6731 * tree-ssa.c (execute_init_datastructures): Remove.
6732 (pass_data_init_datastructures): Likewise.
6733 (class pass_init_datastructures): Likewise.
6734 (make_pass_init_datastructures): Likewise.
6735 * omp-low.c (create_omp_child_function): Init SSA data structures.
6736 (grid_expand_target_grid_body): Likewise.
6737 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6738 name before adding it to names_to_release.
6739 (remove_bb): Always release SSA defs.
6740 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6741 before dereferencing it.
6742 * cgraphunit.c (init_lowered_empty_function): Always
6743 int SSA data structures.
6744 * tree-ssanames.c (release_defs): Remove assert that we are in
6746 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6748 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6749 Uros Bizjak <ubizjak@gmail.com>
6751 PR rtl-optimization/70467
6752 * config/i386/predicates.md (x86_64_hilo_int_operand,
6753 x86_64_hilo_general_operand): New predicates.
6754 * config/i386/constraints.md (Wd): New constraint.
6755 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6756 (general_hilo_operand): New mode attr.
6757 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6758 instead of <general_operand>.
6759 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6760 x86_64_hilo_general_operand instead of <general_operand>.
6762 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6764 PR tree-optimization/70916
6765 * tree-if-conv.c (constant_or_ssa_name): Removed.
6766 (fold_build_cond_expr): Use is_gimple_val instead of
6767 constant_or_ssa_name.
6769 PR tree-optimization/70916
6770 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6771 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6774 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6775 (optimize_atomic_bit_test_and): New function.
6776 (pass_fold_builtins::execute): Use it.
6777 * optabs.def (atomic_bit_test_and_set_optab,
6778 atomic_bit_test_and_complement_optab,
6779 atomic_bit_test_and_reset_optab): New optabs.
6780 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6781 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6782 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6783 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6784 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6785 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6786 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6787 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6788 atomic_bit_test_and_complement@var{mode},
6789 atomic_bit_test_and_reset@var{mode}): Document.
6790 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6791 atomic_bit_test_and_complement<mode>,
6792 atomic_bit_test_and_reset<mode>): New expanders.
6793 (atomic_bit_test_and_set<mode>_1,
6794 atomic_bit_test_and_complement<mode>_1,
6795 atomic_bit_test_and_reset<mode>_1): New insns.
6797 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6799 PR rtl-optimization/70687
6800 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6801 instead of unsigned HOST_WIDE_INT.
6803 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6805 PR rtl-optimization/44281
6806 * hard-reg-set.h (struct target_hard_regs): New field
6807 x_fixed_nonglobal_reg_set.
6808 (fixed_nonglobal_reg_set): New macro.
6809 * reginfo.c (init_reg_sets_1): Initialize it.
6810 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6812 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6814 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6816 PR tree-optimization/56541
6817 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6818 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6819 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6820 (any_complicated_phi): new static variable.
6821 (aggressive_if_conv): delete.
6822 (if_convertible_phi_p): support phis with more than two arguments.
6823 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6824 critical pred edges.
6825 (ifcvt_split_critical_edges): support phis with more than two
6826 arguments by checking new parameter. only split critical edges
6828 (tree_if_conversion): handle simd pragma marked loop using new
6829 local variable aggressive_if_conv. check any_complicated_phi.
6831 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6833 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6836 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6838 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6841 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6843 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6844 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6845 define_insn_and_split.
6846 (mulsi3_i): New define_insn_and_split.
6847 (mulsi3_call): Convert to define_insn.
6848 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6851 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6853 * machmode.h (mode_complex): Add support to give the complex mode
6855 (GET_MODE_COMPLEX_MODE): Likewise.
6856 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6857 stored by build_complex_type and gfc_build_complex_type instead of
6858 trying to figure out the appropriate mode based on the size. Raise
6859 an assertion error, if the type was not set.
6860 * genmodes.c (struct mode_data): Add field for the complex type of
6862 (blank_mode): Likewise.
6863 (make_complex_modes): Remember the complex mode created in the
6865 (emit_mode_complex): Write out the mode_complex array to map a
6866 type mode to the complex version.
6867 (emit_insn_modes_c): Likewise.
6868 * tree.c (build_complex_type): Set the complex type to use before
6869 calling layout_type.
6870 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6871 support for __float128 complex datatypes.
6872 (rs6000_hard_regno_mode_ok): Likewise.
6873 (rs6000_setup_reg_addr_masks): Likewise.
6874 (rs6000_complex_function_value): Likewise.
6875 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6876 __float128 and __ibm128 complex.
6877 (FLOAT128_IBM_P): Likewise.
6878 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6879 * doc/extend.texi (Additional Floating Types): Document that
6880 -mfloat128 must be used to enable __float128. Document complex
6881 __float128 and __ibm128 support.
6883 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6886 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6887 char/short arguments promoted to int because of promote_prototypes.
6889 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6891 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6892 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6893 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6894 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6895 alternatives using "enabled" attribute. Use register_ssemem_operand
6896 as operand 1 predicate.
6897 (*cmpi<unord>xf_i387): Split XFmode pattern from
6898 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6899 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6900 *absneg<mode>2_i387. Disable unsupported alternatives using
6901 "enabled" attribute.
6902 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6904 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6906 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6908 (oacc_loop_process): Check mask for loop termination.
6910 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6912 * cif-code.def (CIF_THUNK): Add.
6913 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6916 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6918 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6919 (dump_inline_summary): Dump it.
6920 (fp_expression_p): New predicate.
6921 (estimate_function_body_sizes): Use it.
6922 (inline_merge_summary): Merge fp_expressions.
6923 (inline_read_section): Read fp_expressions.
6924 (inline_write_summary): Write fp_expressions.
6925 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6926 codegen boundary if either caller or callee is !fp_expressions.
6927 * ipa-inline.h (inline_summary): Add fp_expressions.
6928 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6929 to fp_expressions be sure the fp generation flags are updated.
6931 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6933 PR rtl-optimization/70467
6934 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6936 PR rtl-optimization/70467
6937 * ipa-pure-const.c (check_call): Handle internal calls even in
6938 ipa mode like in local mode.
6940 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6942 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6944 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6946 * match.pd (X u< X, X u> X): New transformations.
6948 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6950 * flag-types.h (enum warn_strict_overflow_code): Move ...
6951 * coretypes.h: ... here.
6952 * fold-const.h (fold_overflow_warning): Declare.
6953 * fold-const.c (fold_overflow_warning): Make non-static.
6954 (fold_comparison): Move the transformation of X +- C1 CMP C2
6955 into X CMP C2 -+ C1 ...
6956 * match.pd: ... here.
6957 * gimple-fold.c (fold_stmt_1): Protect with
6958 fold_defer_overflow_warnings.
6960 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6962 * omp-low.c (struct oacc_loop): Add 'inner' field.
6963 (new_oacc_loop_raw): Initialize it to zero.
6964 (oacc_loop_fixed_partitions): Initialize it.
6965 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6966 available partitioning.
6968 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6970 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6972 (umulsidi3): Likewise.
6973 (indirect_jump): Fix jump instruction assembly patterns.
6975 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6978 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6979 (nvptx_function_value): Assert non-NULL cfun.
6981 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6983 PR rtl-optimization/70886
6984 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6986 * cselib.h (rtx_equal_for_cselib_1): Declare.
6987 (rtx_equal_for_cselib_p: New inline function.
6988 * cselib.c (rtx_equal_for_cselib_p): Delete.
6989 (rtx_equal_for_cselib_1): Make public.
6991 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6993 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6994 (register_mixssei387nonimm_operand): Remove predicate.
6995 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6996 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6997 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6998 for TARGET_MIX_SSE_I387 alternatives.
6999 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7000 Disable unsupported alternatives using "enabled" attribute. Use
7001 nonimm_ssenomem_operand as operand 1 predicate. Also check
7002 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7004 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7006 * tree.c (cst_and_fits_in_hwi): Simplify.
7008 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7010 * tree.h (wi::to_wide): New function.
7011 * expr.c (expand_expr_real_1): Use wi::to_wide.
7012 * fold-const.c (int_const_binop_1): Likewise.
7013 (extract_muldiv_1): Likewise.
7015 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7017 * wide-int.h: Update offset_int and widest_int documentation.
7018 (WI_SIGNED_SHIFT_RESULT): New macro.
7019 (wi::binary_shift): Define signed_shift_result_type for
7020 shifts on offset_int- and widest_int-like types.
7021 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7022 * tree.h (int_bit_position): Use shift operators instead of wi::
7024 * alias.c (adjust_offset_for_component_ref): Likewise.
7025 * expr.c (get_inner_reference): Likewise.
7026 * fold-const.c (fold_comparison): Likewise.
7027 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7028 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7029 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7030 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7031 (stmt_kills_ref_p): Likewise.
7032 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7033 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7034 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7035 (ao_ref_init_from_vn_reference): Likewise.
7037 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7039 * wide-int.h: Update offset_int and widest_int documentation.
7040 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7041 (wi::binary_traits): Allow ordered comparisons between offset_int and
7042 offset_int, between widest_int and widest_int, and between either
7043 of these types and basic C types.
7044 (operator <, <=, >, >=): Define for the same combinations.
7045 * tree.h (tree_int_cst_lt): Use comparison operators instead
7046 of wi:: comparisons.
7047 (tree_int_cst_le): Likewise.
7048 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7049 (fold_nonarray_ctor_reference): Likewise.
7050 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7051 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7052 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7053 * tree-sra.c (completely_scalarize): Likewise.
7054 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7055 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7056 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7057 (check_for_binary_op_overflow): Likewise.
7058 (search_for_addr_array): Likewise.
7059 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7061 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7063 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7064 (arc_save_restore): Likewise.
7065 (arc_dwarf_register_span): Likewise.
7066 (arc_output_pic_addr_const): Initialize suffix variable.
7068 2016-05-02 Martin Liska <mliska@suse.cz>
7070 * symbol-summary.h (function_summary::function_summary):
7071 Remove checking assert for all cgraph nodes.
7072 (function_summary::get): Check summary_uid.
7073 (symtab_insertion): Check summary_uid.
7075 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7077 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7078 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7080 (arc_dwarf_register_span): Remove enum keyword.
7081 (compact_memory_operand_p): New function.
7082 * config/arc/arc.h (reg_class): Add code density register classes.
7083 (REG_CLASS_NAMES): Likewise.
7084 (REG_CLASS_CONTENTS): Likewise.
7085 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7086 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7087 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7088 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7089 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7091 (h, Rcd, Rsd, Rzd): New register constraints.
7092 (T): Use compact_memory_operand_p function.
7093 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7095 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7097 * config/sh/sh.md (*negnegt, *movtt): Remove.
7099 2016-05-02 Marek Polacek <polacek@redhat.com>
7100 Tom de Vries <tom@codesourcery.com>
7102 PR tree-optimization/70700
7103 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7104 bigger than FIRST_REF_NODE.
7106 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7109 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7111 (prepare_cbranch_operands): Don't use scratch register. Assume that
7112 function is used when pseudos can be created.
7113 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7114 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7115 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7116 define_expand. Allow it only when pseudos can be created.
7117 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7119 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7121 * config/i386/constraints.md (BC): Only allow -1 operands.
7122 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7123 Add "enabled" attribute. Update XI mode attribute calculation.
7124 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7125 (*movoi_internal_avx): Update XI mode attribute calculation.
7126 (*movti_internal): Ditto.
7128 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7130 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7131 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7133 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7135 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7136 statement on instruction code. Remove trailing spaces.
7137 (altivec_expand_stv_builtin): Likewise.
7139 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7141 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7142 (TARGET_FPU_DOUBLE): Simplify.
7143 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7144 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7145 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7146 with 'TARGET_FPU_DOUBLE'.
7147 * config/sh/sh.md: Likewise.
7149 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7151 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7152 SH_DIV_STR_FOR_SIZE): Remove.
7153 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7154 SH_DIV_STR_FOR_SIZE): Remove.
7156 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7158 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7159 logical_reg_operand): Delete.
7160 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7161 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7162 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7163 match_operand and match_test.
7164 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7165 variables on their first use. Return bool values.
7166 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7167 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7168 arith_reg_operand for input operand. Remove empty constraints.
7170 (*xorsi3_compact): Rename to xorsi3.
7171 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7172 (*zero_extend<mode>si2_disp_mem): Update comment.
7175 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7177 * config/sh/t-sh: Remove SH5 support.
7178 * config.gcc: Likewise.
7179 * configure: Likewise.
7181 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7183 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7185 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7187 * config/sh/sh.c (register_sh_passes, sh_option_override,
7188 sh_print_operand, prepare_move_operands,
7189 sh_can_follow_jump): Remove TARGET_SH1 checks.
7190 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7191 PROMOTE_MODE): Likewise.
7192 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7195 2016-04-30 Alan Modra <amodra@gmail.com>
7197 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7198 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7199 Check for user regs later to avoid unnecessary looping over regs.
7200 Merge user reg check with non-saved reg check. Don't force
7201 inline VR restore when static chain used.
7202 (rs6000_frame_related): Omit eh_frame info for user regs when
7204 (fixed_regs_p): Delete.
7206 2016-04-30 Alan Modra <amodra@gmail.com>
7208 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7209 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7212 2016-04-30 Alan Modra <amodra@gmail.com>
7215 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7216 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7219 2016-04-30 Alan Modra <amodra@gmail.com>
7221 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7222 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7223 flag_pic test for Darwin.
7225 2016-04-30 Alan Modra <amodra@gmail.com>
7227 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7228 throw_calls_crossed.
7229 (REG_FREQ_CALLS_CROSSED): Delete.
7230 (REG_N_THROWING_CALLS_CROSSED): Delete.
7231 * regstat.c (regstat_bb_compute_ri): Don't calculate
7232 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7233 (dump_reg_info): Don't print call cross frequency.
7234 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7235 and REG_N_THROWING_CALLS_CROSSED.
7237 2016-04-30 Alan Modra <amodra@gmail.com>
7239 * regs.h (struct reg_info_t): Delete live_length.
7240 (REG_LIVE_LENGTH): Delete macro.
7241 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7242 local_live, local_processed and local_live_last_luid params.
7243 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7245 (regstat_compute_ri): Adjust for above. Don't set
7247 (dump_reg_info): Don't print live length.
7248 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7249 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7250 Localize loop_depth var.
7252 2016-04-30 Alan Modra <amodra@gmail.com>
7254 * ira.c (enum valid_equiv): New.
7255 (validate_equiv_mem): Return enum.
7256 (update_equiv_mem): Create replacement in more cases.
7257 (add_store_equivs): Update validate_equiv_mem call.
7259 2016-04-30 Alan Modra <amodra@gmail.com>
7261 * ira.c (combine_and_move_insns): Rather than scanning insns,
7262 use DF infrastucture to find use and def insns.
7264 2016-04-30 Alan Modra <amodra@gmail.com>
7266 ira.c (combine_and_move_insns): Move invariant conditions..
7267 (ira.c): ..to here. Call combine_and_move_insns before
7268 add_store_equivs. Call grow_reg_equivs later. Allocate
7269 req_equiv later using max_reg_num() rather than global max_regno.
7270 (contains_replace_regs): Delete.
7271 (add_store_equivs): Remove contains_replace_regs test.
7273 2016-04-30 Alan Modra <amodra@gmail.com>
7275 * ira.c (struct equiv_mem_data): New.
7276 (equiv_mem, equiv_mem_modified): Delete static vars.
7277 (validate_equiv_mem_from_store): Use "data" param to communicate..
7278 (validate_equiv_mem): ..from here.
7280 2016-04-30 Alan Modra <amodra@gmail.com>
7282 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7284 (update_reg_equivs): ..here. Move allocation and freeing of
7285 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7286 end_alias_analysis to..
7289 2016-04-30 Alan Modra <amodra@gmail.com>
7291 * ira.c (pdx_subregs): Delete.
7292 (struct equivalence): Add pdx_subregs field.
7293 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7295 (update_equiv_regs): Don't create or free pdx_subregs. Update
7298 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7300 * config/rs6000/altivec.h: Change definitions of vec_xl and
7302 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7303 (LD_ELEMREV_V2DI): New.
7304 (LD_ELEMREV_V4SF): New.
7305 (LD_ELEMREV_V4SI): New.
7306 (LD_ELEMREV_V8HI): New.
7307 (LD_ELEMREV_V16QI): New.
7308 (ST_ELEMREV_V2DF): New.
7309 (ST_ELEMREV_V2DI): New.
7310 (ST_ELEMREV_V4SF): New.
7311 (ST_ELEMREV_V4SI): New.
7312 (ST_ELEMREV_V8HI): New.
7313 (ST_ELEMREV_V16QI): New.
7316 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7317 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7318 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7319 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7320 (altivec_expand_builtin): Add handling for
7321 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7322 (rs6000_invalid_builtin): Add error-checking for
7323 RS6000_BTM_P9_VECTOR.
7324 (altivec_init_builtins): Define builtins used to implement vec_xl
7326 (rs6000_builtin_mask_names): Define power9-vector.
7327 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7328 (RS6000_BTM_P9_VECTOR): Define.
7329 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7330 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7331 (vsx_ld_elemrev_v2df): Likewise.
7332 (vsx_ld_elemrev_v4sf): Likewise.
7333 (vsx_ld_elemrev_v4si): Likewise.
7334 (vsx_ld_elemrev_v8hi): Likewise.
7335 (vsx_ld_elemrev_v16qi): Likewise.
7336 (vsx_st_elemrev_v2df): Likewise.
7337 (vsx_st_elemrev_v2di): Likewise.
7338 (vsx_st_elemrev_v4sf): Likewise.
7339 (vsx_st_elemrev_v4si): Likewise.
7340 (vsx_st_elemrev_v8hi): Likewise.
7341 (vsx_st_elemrev_v16qi): Likewise.
7342 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7345 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7347 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7349 (simplify_control_stmt_condition_1): ... here. Recurse into
7350 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7352 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7355 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7356 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7357 define_insn_and_split to define_insn.
7358 (zero_extendqi<mode>2_dot2): Same.
7359 (extendqi<mode>2_dot): Same.
7360 (extendqi<mode>2_dot2): Same.
7362 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7364 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7365 (probe_stack): New expander.
7366 (probe_stack_<mode>): New insn pattern.
7368 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7370 * config/i386/i386.md
7371 (operations with memory inputs setting flags peephole2):
7372 Remove uneeded REG_P checks. Cleanup pattern generation.
7374 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7376 * tree-vect-loop.c (vect_transform_loop): Fix
7377 nb_iterations_upper_bound computation for vectorized loop.
7379 2016-04-29 Marek Polacek <polacek@redhat.com>
7380 Jakub Jelinek <jakub@redhat.com>
7383 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7384 TARGET_EXPR_SLOT as a base.
7386 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7388 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7389 with 'rCm2' constraints to limit possible immediate size.
7390 (*load_zeroextendqisi_update): Likewise.
7391 (*load_signextendqisi_update): Likewise.
7392 (*loadhi_update): Likewise.
7393 (*load_zeroextendhisi_update): Likewise.
7394 (*load_signextendhisi_update): Likewise.
7395 (*loadsi_update): Likewise.
7396 (*loadsf_update): Likewise.
7398 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7400 * config/i386/predicates.md (constm1_operand): Fix comparison.
7402 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7404 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7406 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7408 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7409 remaining SH5 related settings.
7410 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7411 shmedia_prepare_call_address): Delete.
7412 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7413 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7414 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7415 UNSUPPORTED_SH2A): Remove m5 checks.
7416 (sh_divide_strategy_e): Remove SH5 division strategies.
7417 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7418 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7420 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7422 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7424 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7426 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7427 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7429 * config/s390/vector.md ("mov<mode>"): Likewise.
7431 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7433 * config/s390/constraints.md ("U", "W"): Invoke
7434 s390_mem_constraint with "ZR" and "ZT".
7435 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7436 addresses when using LRA. Accept also short displacements for S
7437 and T constraints. Do not check for long displacement target for
7438 S and T constraints.
7439 (s390_mem_constraint): Remove handling of U and W constraints.
7440 * config/s390/s390.md (various patterns): Remove the short
7441 displacement constraints (Q and R) if a long displacement
7442 constraint is present. Add longdisp as required CPU capability.
7443 * config/s390/vector.md: Likewise.
7444 * config/s390/vx-builtins.md: Likewise.
7446 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7449 * reload1.c (reload): Call finish_spills before
7450 restarting reload loop. Skip select_reload_regs
7451 if update_eliminables_and_spill returns true.
7453 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7455 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7456 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7457 (umulhisi3_imm): Update predicates and constraint letters.
7458 (umulhisi3_reg): Declare instruction as commutative.
7459 * config/arc/constraints.md (J12, J16): New constraints.
7460 * config/arc/predicates.md (short_unsigned_const_operand): New
7462 (arc_short_operand): Likewise.
7463 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7465 2016-04-29 Richard Biener <rguenther@suse.de>
7467 PR tree-optimization/13962
7468 PR tree-optimization/65686
7469 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7470 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7471 using PTA to compare pointers.
7472 * match.pd: Add pattern for pointer equality compare simplification
7473 using ptrs_compare_unequal.
7475 2016-04-29 Richard Biener <rguenther@suse.de>
7477 * stor-layout.c (layout_type): Do not build a pointer-to-element
7480 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7482 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7483 Use SWI mode iterator. Use general_reg_operand predicate.
7484 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7485 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7488 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7491 * fold-const.c (operand_equal_p): Don't verify hash value equality
7493 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7496 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7499 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7500 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7501 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7502 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7503 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7505 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7507 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7508 to info. Don't initialize separate fields to 0. Clean up
7511 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7513 * config/i386/i386.md (peephole2s for operations with memory inputs):
7514 Use SWI mode iterator.
7515 (peephole2s for operations with memory outputs): Ditto.
7516 Do not check for stack checking probe.
7518 (probe_stack): Remove expander.
7520 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7521 Andrew Burgess <andrew.burgess@embecosm.com>
7523 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7524 operands as 32-bits.
7526 2016-04-28 Jason Merrill <jason@redhat.com>
7528 * gdbinit.in: Skip line-map.h.
7530 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7531 Andrew Burgess <andrew.burgess@embecosm.com>
7533 * config/arc/arc.c (arc_conditional_register_usage): Take
7534 TARGET_RRQ_CLASS into account.
7535 (arc_print_operand): Support printing 'p' and 's' operands.
7536 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7538 (TARGET_RRQ_CLASS): Define.
7539 (IS_POWEROF2_OR_0_P): Define.
7540 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7542 (*tst_movb): New define_insn.
7543 (*tst): Avoid recognition if it could prevent '*tst_movb'
7544 combination; replace c/CnL with c/Chs alternative.
7545 (*tst_bitfield_tst): New define_insn.
7546 (*tst_bitfield_asr): New define_insn.
7547 (*tst_bitfield): New define_insn.
7548 (andsi3_i): Add Rrq variant.
7549 (extzv): New define_expand.
7550 (insv): New define_expand.
7551 (*insv_i): New define_insn.
7552 (*movb): New define_insn.
7553 (*movb_signed): New define_insn.
7554 (*movb_high): New define_insn.
7555 (*movb_high_signed): New define_insn.
7556 (*movb_high_signed + 1): New define_split pattern.
7557 (*mrgb): New define_insn.
7558 (*mrgb + 1): New define_peephole2 pattern.
7559 (*mrgb + 2): New define_peephole2 pattern.
7560 * config/arc/arc.opt (mbitops): New option for nps400, uses
7561 TARGET_NPS_BITOPS_DEFAULT.
7562 * config/arc/constraints.md (q): Make register class conditional.
7563 (Rrq): New register constraint.
7564 (Chs): New constraint.
7565 (Clo): New constraint.
7566 (Chi): New constraint.
7567 (Cbf): New constraint.
7568 (Cbn): New constraint.
7569 (C18): New constraint.
7570 (Cbi): New constraint.
7572 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7574 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7576 (bitmap_intersection_of_preds): Ditto.
7577 (bitmap_union_of_succs): Ditto.
7578 (bitmap_union_of_preds): Ditto.
7579 * sbitmap.c (do_popcount): Delete.
7580 (BITMAP_DEBUGGING): Delete.
7581 (sbitmap_verify_popcount): Delete.
7582 (sbitmap_alloc): Don't initialize the popcount field.
7583 (sbitmap_alloc_with_popcount): Delete.
7584 (sbitmap_resize): Don't resize the popcount array.
7585 (sbitmap_vector_alloc): Don't initialize the popcount field.
7586 (bitmap_copy): Don't copy the popcount array.
7587 (bitmap_clear): Don't clear the popcount array.
7588 (bitmap_clear): Delete the popcount array handling.
7589 (bitmap_ior_and_compl): Delete the popcount assert.
7590 (bitmap_not): Ditto.
7591 (bitmap_and_compl): Ditto.
7592 (bitmap_and): Delete the popcount array handling.
7593 (bitmap_xor): Ditto.
7594 (bitmap_ior): Ditto.
7595 (bitmap_or_and): Delete the popcount assert.
7596 (bitmap_and_or): Ditto.
7597 (popcount_table): Delete.
7598 (sbitmap_elt_popcount): Delete.
7599 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7600 (bitmap_set_bit): Delete the popcount assert.
7601 (bitmap_clear_bit): Ditto.
7602 (sbitmap_free): Don't free the popcount array.
7603 (sbitmap_alloc_with_popcount): Delete declaration.
7604 (sbitmap_popcount): Ditto.
7606 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7607 Andrew Burgess <andrew.burgess@embecosm.com>
7609 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7610 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7611 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7612 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7613 * config/arc/arc.opt (mcmem): New option.
7614 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7615 supply length for r/m alternative.
7616 (*extendqisi2_ac): Likewise.
7617 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7619 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7620 (movhi_insn): Likewise.
7621 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7622 (*zero_extendqihi2_i): Add r/Ucm alternative.
7623 (*zero_extendqisi2_ac): Likewise.
7624 (*zero_extendhisi2_i): Likewise.
7625 * config/arc/constraints.md (Uex): New memory constraint.
7626 (Ucm): New define_constraint.
7627 * config/arc/predicates.md (long_immediate_loadstore_operand):
7628 Return 0 for MEM with cmem_address address.
7629 (cmem_address_0): New predicates.
7630 (cmem_address_1): Likewise.
7631 (cmem_address_2): Likewise.
7632 (cmem_address): Likewise.
7634 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7636 * config/rs6000/rs6000.c (machine_function): Rename
7637 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7638 (rs6000_stack_info): Adjust.
7640 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7641 Andrew Burgess <andrew.burgess@embecosm.com>
7643 * config/arc/constraints.md (Usd): Convert to define_constraint.
7647 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7650 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7651 Add new peephole2 where the first insn is *mov<mode>_or instead of
7652 *mov<mode>_internal.
7654 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7656 * tracer.c (bb_seen): Make static.
7658 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7660 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7661 support, setup defaults.
7662 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7663 * config/arc/arc.c (arc_init): Add NPS400 support.
7664 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7665 (TARGET_ARC700): NPS400 is also an ARC700.
7666 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7668 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7671 * config/nds32/nds32.md (casesi): Don't access the operands array
7674 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7676 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7677 (or $-1,reg peephole2): Ditto.
7678 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7680 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7682 * doc/extend.texi (Common Function Attributes) [optimize]:
7683 Discourage use of the optimize attribute.
7685 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7687 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7688 special case builtin.
7689 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7690 ALTIVEC_BUILTIN_VEC_ADDE.
7691 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7692 support for ALTIVEC_BUILTIN_VEC_ADDE.
7693 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7694 for __builtin_vec_adde.
7696 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7698 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7699 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7701 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7704 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7705 attributes): Document cilkplus_runtime.
7707 2016-04-28 Martin Jambor <mjambor@suse.cz>
7709 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7710 this function. Call verify_expr on MEM_REFs and bases of other
7713 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7715 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7716 for WORD_REGISTER_OPERATIONS to runtime check.
7718 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7720 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7722 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7724 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7725 big-endian compilation.
7726 * config/arc/arc.md (addf3): Likewise.
7730 2016-04-28 Richard Biener <rguenther@suse.de>
7732 PR tree-optimization/70840
7733 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7734 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7735 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7736 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7738 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7740 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7741 and explain why in a comment.
7743 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7745 * config/arc/arc.md (cpu_facility): Add fpx variant.
7746 (subdf3): Prohibit use reverse sub when assist operations option
7748 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7749 instructions only when FPX is enabled.
7750 * testsuite/gcc.target/arc/trsub.c: New test.
7752 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7754 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7755 mult_operator when calculating "type" attribute.
7756 (*fop_<mode>_1_i387): Ditto.
7757 (*fop_xf_1_i387): Ditto.
7758 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7759 Use std::swap to swap operands. Use RTL expressions to generate
7762 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7763 Joern Rennecke <joern.rennecke@embecosm.com>
7765 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7767 (emit_pic_move): Remove.
7768 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7769 * config/arc/arc.c (emit_pic_move): Removed.
7770 (TARGET_HAVE_TLS): Define.
7771 (arc_conditional_register_usage): Test for arc_tp_regno.
7772 (arc_print_operand, arc_print_operand_address): Handle TLS
7774 (arc_needs_pcl_p): New function.
7775 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7776 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7777 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7778 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7779 (arc_legitimize_tls_address): Likewise.
7780 (DTPOFF_ZERO_SYM): Define.
7781 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7782 (arc_output_pic_addr_const): Print TLS unspecs.
7783 (prepare_pic_move): New function, replaces emit_pic_move.
7784 (arc_legitimate_constant_p): Handle TLS unspecs.
7785 (arc_legitimate_address_p): Likewise.
7786 (arc_rewrite_small_data_p): Use assert for TLS constants.
7787 (prepare_move_operands): Use prepare_pic_move.
7788 (arc_legitimize_address): Legitimize tls addresses.
7789 (arc_epilogue_uses): Check for arc_tp_regno.
7790 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7791 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7793 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7795 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7796 %(arc_tls_extra_start_spec).
7797 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7798 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7800 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7801 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7802 (UNSPEC_TLS_OFF): Add.
7804 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7805 (get_thread_pointersi): New patterns.
7806 * config/arc/arc.opt (mtp-regno): New option.
7807 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7808 (move_dest_operand): Likewise.
7809 * configure: Regenerate.
7810 * configure.ac: Add arc*-*-* case to test for tls.
7811 * doc/invoke.texi (ARC options): Document mtp-regno.
7813 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7815 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7816 the new ARC HS SIMD instructions.
7817 (arc_preferred_simd_mode): New function.
7818 (arc_autovectorize_vector_sizes): Likewise.
7819 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7820 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7821 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7822 (arc_init_builtins): Add new SIMD builtin types.
7823 (arc_split_move): Handle 64 bit vector moves.
7824 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7825 (TARGET_PLUS_QMACW): Define.
7826 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7827 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7828 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7829 (VSUBADD4H): New builtins.
7830 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7831 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7833 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7834 Matthias Klose <doko@debian.org>
7836 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7838 2016-04-28 Richard Biener <rguenther@suse.de>
7841 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7844 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7846 * common/config/sh/sh-common.c: Remove SH5 support.
7847 * config/sh/constraints.md: Likewise.
7848 * config/sh/config/sh/elf.h: Likewise.
7849 * config/sh/linux.h: Likewise.
7850 * config/sh/netbsd-elf.h: Likewise.
7851 * config/sh/predicates.md: Likewise.
7852 * config/sh/sh-c.c: Likewise.
7853 * config/sh/sh-protos.h: Likewise.
7854 * config/sh/sh.c: Likewise.
7855 * config/sh/sh.h: Likewise.
7856 * config/sh/sh.md: Likewise.
7857 * config/sh/sh.opt: Likewise.
7858 * config/sh/sync.md: Likewise.
7859 * config/sh/sh64.h: Delete.
7860 * config/sh/shmedia.h: Likewise.
7861 * config/sh/shmedia.md: Likewise.
7862 * config/sh/sshmedia.h: Likewise.
7863 * config/sh/t-netbsd-sh5-64: Likewise.
7864 * config/sh/t-sh64: Likewise.
7865 * config/sh/ushmedia.h: Likewise.
7867 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7869 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7870 general_reg_operand instead of register_operand predicate.
7872 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7874 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7876 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7878 * match.pd (A - B > A, A + B < A): New transformations.
7880 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7882 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7883 which defaults to true. Emit an outer pair of parentheses only if
7884 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7885 don't emit parentheses for the right-hand operand.
7887 2016-04-27 Jeff Law <law@redhat.com>
7889 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7891 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7893 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7894 (altivec_lvx_<mode>_internal): Document.
7895 (altivec_lvx_<mode>_2op): New define_insn.
7896 (altivec_lvx_<mode>_1op): Likewise.
7897 (altivec_lvx_<mode>_2op_si): Likewise.
7898 (altivec_lvx_<mode>_1op_si): Likewise.
7899 (altivec_stvx_<mode>): Remove.
7900 (altivec_stvx_<mode>_internal): Document.
7901 (altivec_stvx_<mode>_2op): New define_insn.
7902 (altivec_stvx_<mode>_1op): Likewise.
7903 (altivec_stvx_<mode>_2op_si): Likewise.
7904 (altivec_stvx_<mode>_1op_si): Likewise.
7905 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7906 Expand vec_ld and vec_st during parsing.
7907 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7909 (altivec_expand_stvx_be): Likewise.
7910 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7911 address-masking behavior in RTL.
7912 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7913 address-masking behavior in RTL.
7914 (altivec_expand_builtin): Change builtin code arguments for calls
7915 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7916 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7917 presence of lvx/stvx patterns.
7918 (alignment_with_canonical_addr): New function.
7919 (alignment_mask): Likewise.
7920 (find_alignment_op): Likewise.
7921 (recombine_lvx_pattern): Likewise.
7922 (recombine_stvx_pattern): Likewise.
7923 (recombine_lvx_stvx_patterns): Likewise.
7924 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7925 stvx patterns from expand.
7926 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7928 (vector_altivec_store_<mode>): Likewise.
7930 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7932 * config/aarch64/aarch64.md
7933 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7934 remove the "fp" attributes.
7935 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7936 add the "simd" attributes.
7937 (*movdf_aarch64): Likewise.
7938 (*movtf_aarch64): Remove the "fp" attributes.
7939 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7940 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7942 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7944 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7945 rtx to rtx_code_label *.
7946 * rtl.h (maybe_set_first_label_num): Likewise.
7948 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7950 * df-core.c (df_add_problem): Make the problem param be const.
7951 (df_remove_problem): Make local "problem" be const.
7952 * df-problems.c (problem_RD): Make const.
7953 (problem_LR): Likewise.
7954 (problem_LIVE): Likewise.
7955 (problem_MIR): Likewise.
7956 (problem_CHAIN): Likewise.
7957 (problem_WORD_LR): Likewise.
7958 (problem_NOTE): Likewise.
7959 (problem_MD): Likewise.
7960 * df-scan.c (problem_SCAN): Likewise.
7961 * df.h (struct df_problem): Make field "dependent_problem" be
7963 (struct dataflow): Likewise for field "problem".
7964 (df_add_problem): Make param const.
7966 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7968 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7969 inter-unit moves to/from vector registers are enabled. Do not disable
7972 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7974 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7975 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7977 (enum df_problem_id): ...this new enum.
7978 (struct df_problem): Convert field "id" from "int" to
7981 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7983 * rtl.def: Update comment for "things in the instruction chain" to
7984 reflect the removal of the leading "i" field for INSN_UID in
7985 r210360. Fix bogus apostrophe.
7987 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7989 * config/i386/i386.md
7990 (lea arith with mem operand + setcc peephole2): Set operator mode.
7992 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7995 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7996 (dimode_scalar_to_vector_candidate_p): This.
7997 (timode_scalar_to_vector_candidate_p): New function.
7998 (scalar_to_vector_candidate_p): Likewise.
7999 (timode_check_non_convertible_regs): Likewise.
8000 (timode_remove_non_convertible_regs): Likewise.
8001 (remove_non_convertible_regs): Likewise.
8002 (remove_non_convertible_regs): Renamed to ...
8003 (dimode_remove_non_convertible_regs): This.
8004 (scalar_chain::~scalar_chain): Make it virtual.
8005 (scalar_chain::compute_convert_gain): Make it pure virtual.
8006 (scalar_chain::mark_dual_mode_def): Likewise.
8007 (scalar_chain::convert_insn): Likewise.
8008 (scalar_chain::convert_registers): Likewise.
8009 (scalar_chain::add_to_queue): Make it protected.
8010 (scalar_chain::emit_conversion_insns): Likewise.
8011 (scalar_chain::replace_with_subreg): Likewise.
8012 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8013 (scalar_chain::convert_op): Likewise.
8014 (scalar_chain::convert_reg): Likewise.
8015 (scalar_chain::make_vector_copies): Likewise.
8016 (scalar_chain::convert_registers): New pure virtual function.
8017 (class dimode_scalar_chain): New class.
8018 (class timode_scalar_chain): Likewise.
8019 (scalar_chain::mark_dual_mode_def): Renamed to ...
8020 (dimode_scalar_chain::mark_dual_mode_def): This.
8021 (timode_scalar_chain::mark_dual_mode_def): New function.
8022 (timode_scalar_chain::convert_insn): Likewise.
8023 (dimode_scalar_chain::convert_registers): Likewise.
8024 (scalar_chain::compute_convert_gain): Renamed to ...
8025 (dimode_scalar_chain::compute_convert_gain): This.
8026 (scalar_chain::replace_with_subreg): Renamed to ...
8027 (dimode_scalar_chain::replace_with_subreg): This.
8028 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8029 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8030 (scalar_chain::make_vector_copies): Renamed to ...
8031 (dimode_scalar_chain::make_vector_copies): This.
8032 (scalar_chain::convert_reg): Renamed to ...
8033 (dimode_scalar_chain::convert_reg ): This.
8034 (scalar_chain::convert_op): Renamed to ...
8035 (dimode_scalar_chain::convert_op): This.
8036 (scalar_chain::convert_insn): Renamed to ...
8037 (dimode_scalar_chain::convert_insn): This.
8038 (scalar_chain::convert): Call convert_registers.
8039 (convert_scalars_to_vector): Change to scalar_chain pointer to
8040 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8041 in 32-bit mode. Delete scalar_chain pointer. Call
8042 free_dominance_info in 64-bit mode.
8043 (pass_stv::gate): Remove TARGET_64BIT check.
8044 (ix86_option_override): Put the 64-bit STV pass before the CSE
8047 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8049 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8050 dw_loc_frame_offset field.
8051 * dwarf2out.c (new_loc_descr): Likewise.
8052 (resolve_args_picking_1): Turn the VISITED hash set into a
8053 FRAME_OFFSET hash map. Use it to associate a frame offset to
8054 visited nodes. Remove uses of the CHECKING_P macro.
8055 (resolve_args_picking): Update call to resolve_args_picking_1.
8057 2016-04-27 Martin Liska <mliska@suse.cz>
8059 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8060 (free_loop_data): Release vuses of groups.
8062 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8064 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8065 instead of redundant use_id and boolean have_use_for.
8066 (struct iv_use): Change sub_id into group_id. Remove field next.
8067 Move fields: related_cands, n_map_members, cost_map and selected
8069 (struct iv_group): ... here. New structure.
8070 (struct iv_common_cand): Use structure declaration directly.
8071 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8072 (MAX_CONSIDERED_USES): Rename macro to ...
8073 (MAX_CONSIDERED_GROUPS): ... here.
8074 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8075 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8076 (dump_uses): Rename to ...
8077 (dump_groups): ... here. Update all uses.
8078 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8079 (find_induction_variables): Refactor format of dump information.
8080 (record_sub_use): Delete.
8081 (record_use): Update all uses.
8082 (record_group): New function.
8083 (record_group_use, find_interesting_uses_op): Call above functions.
8085 (find_interesting_uses_cond): Ditto.
8086 (group_compare_offset): New function.
8087 (split_all_small_groups): Rename to ...
8088 (split_small_address_groups_p): ... here. Update all uses.
8089 (split_address_groups): Update all uses.
8090 (find_interesting_uses): Refactor format of dump information.
8091 (add_candidate_1): Update all uses. Remove redundant check on iv,
8093 (add_candidate, record_common_cand): Remove redundant assert.
8094 (add_iv_candidate_for_biv): Update use.
8095 (add_iv_candidate_derived_from_uses): Update all uses.
8096 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8097 (alloc_use_cost_map): Ditto.
8098 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8099 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8100 (determine_use_iv_cost_generic): Ditto.
8101 (determine_group_iv_cost_generic): Ditto.
8102 (determine_use_iv_cost_address): Ditto.
8103 (determine_group_iv_cost_address): Ditto.
8104 (determine_use_iv_cost_condition): Ditto.
8105 (determine_group_iv_cost_cond): Ditto.
8106 (determine_use_iv_cost): Ditto.
8107 (determine_group_iv_cost): Ditto.
8108 (set_autoinc_for_original_candidates): Update all uses.
8109 (find_iv_candidates): Update all uses. Refactor dump information.
8110 (determine_use_iv_costs): Ditto.
8111 (determine_iv_costs): Ditto.
8112 (iv_ca_cand_for_use): Rename to ...
8113 (iv_ca_cand_for_group): ... here. Update all uses.
8114 (iv_ca_add_use, iv_ca_add_group): Ditto.
8115 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8116 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8117 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8118 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8119 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8120 (create_new_iv, adjust_iv_update_pos): Ditto.
8121 (rewrite_use_address): Delete.
8122 (rewrite_use_address_1): Rename to ...
8123 (rewrite_use_address): ... here.
8124 (rewrite_use_compare): Update all uses.
8125 (rewrite_use): Delete.
8126 (rewrite_uses): Rename to ...
8127 (rewrite_groups): ... here. Update all uses.
8128 (remove_unused_ivs, free_loop_data): Update all uses.
8129 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8131 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8133 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8134 for WORD_REGISTER_OPERATIONS to runtime check.
8136 2016-04-27 Richard Biener <rguenther@suse.de>
8139 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8140 aggregate_value_p to determine if a function result is
8141 returned by reference.
8142 (ipa_pta_execute): Functions having their address taken are
8143 not automatically nonlocal.
8145 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8148 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8149 * fold-const.c (operand_equal_p): If flag_checking and
8150 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8151 and if it returns non-zero, assert iterative_hash_expr on both
8154 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8156 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8158 2016-04-27 Nick Clifton <nickc@redhat.com>
8161 * varasm.c (merge_weak): Generate an error if an attempt is made
8162 to convert a non-weak static function into a weak, public function.
8164 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8166 * params.def (MAX_PARTITION_SIZE): New param.
8167 * doc/invoke.texi: Document lto-max-partition.
8169 2016-04-27 Richard Biener <rguenther@suse.de>
8172 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8173 function cummulating used_from_other_partition, externally_visible
8174 and force_output from aliases.
8175 (refered_from_nonlocal_var): Likewise.
8176 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8177 node flags properly.
8179 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8181 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8182 (-Wmemset-elt-size): New item.
8184 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8187 * stor-layout.h (internal_reference_types): Delete.
8188 * stor-layout.c (reference_types_internal): Likewise.
8189 (internal_reference_types): Likewise.
8190 (layout_type) <REFERENCE_TYPE>: Adjust.
8192 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8195 * tree.h (inchash::add_expr): Add FLAGS argument.
8196 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8197 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8198 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8199 Formatting fix. Adjust recursive calls. For tcc_comparison,
8200 if swap_tree_comparison (code) is smaller than code, hash that
8201 and arguments in the other order. Hash CONVERT_EXPR the same
8202 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8203 of ADDR_EXPR of decl as the decl itself. Add or remove
8204 OEP_ADDRESS_OF from recursive flags as needed. For
8205 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8206 operands commutatively and only the third one normally.
8207 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8209 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8211 * config/rtems.h (LIB_SPEC): Add -latomic.
8213 2016-04-27 Joel Sherrill <joel@rtems.org>
8215 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8216 xilink.ld and flags not relevant to RTEMS.
8218 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8220 * toplev.c (backend_init_target): Avoid calling init_reload when using
8223 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8225 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8226 for loops rather than one for the whole function.
8228 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8230 * match.pd (X + CST CMP X): New transformation.
8232 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8234 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8235 * fold-const.c (fold_binary_loc): Remove 2 transformations
8236 superseded by match.pd.
8237 * match.pd (x+x -> x*2): Generalize to integers.
8239 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8241 * config/i386/i386.md (operation on memory peephole): Duplicate an
8242 existing peephole and adapt it to match lea rather than an operation
8245 PR rtl-optimization/57193
8246 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8248 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8250 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8252 * tree-if-conv.c (any_pred_load_store): New static variable.
8253 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8254 any_pred_load_store instead of and_mask_load_store.
8255 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8256 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8257 (combine_blocks, tree_if_conversion): Ditto.
8259 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8261 PR tree-optimization/70771
8262 PR tree-optimization/70775
8263 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8264 virtual PHI nodes. Delete parameter.
8265 (if_convertible_loop_p_1): Delete argument to above function.
8266 (predicate_all_scalar_phis): Delete code handling single-argument
8268 (tree_if_conversion): Mark and update virtual SSA.
8270 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8273 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8274 (x86_elf_aligned_common): Rename to ...
8275 (x86_elf_aligned_decl_common): ... this.
8276 Add decl arg. Switch to .lbss for largecomm object. Use
8277 LARGECOMM_SECTION_ASM_OP.
8278 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8280 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8281 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8283 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8284 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8286 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8289 * config/i386/i386.c (SECTION_LARGE): Define.
8290 (x86_64_elf_select_section): Set it for large data/bss sections.
8291 Only clear SECTION_WRITE for .lrodata.
8292 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8294 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8295 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8296 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8298 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8299 * doc/tm.texi: Regenerate.
8301 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8304 * configure.ac (--enable-checking): Document extra flag, for
8305 non-release builds default to --enable-checking=yes,extra.
8306 If misc checking and extra checking, define CHECKING_P to 2 instead
8308 * common.opt (fchecking=): Add.
8309 * doc/invoke.texi (-fchecking=): Document.
8310 * doc/install.texi: Document --enable-checking changes.
8311 * configure: Regenerated.
8312 * config.in: Regenerated.
8314 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8316 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8317 attribute instead of which_alternative.
8318 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8319 Use EXT_REX_SSE_REG_P where appropriate.
8321 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8323 * config/i386/predicates.md (const0_operand): Do not match
8324 const_wide_int code.
8325 (const1_operand): Ditto.
8327 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8329 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8330 for SSE constm1 operands and TARGET_AVX512VL.
8331 (*movti_internal): Ditto.
8332 (*mov<mode>_or): Use constm1_operand predicate.
8333 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8334 for SSE vector_all_ones operands and TARGET_AVX512VL.
8335 * config/i386/predicates.md (constm1_operand): New predicate.
8336 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8337 emission of constant -1 load.
8339 2016-04-25 Jason Merrill <jason@redhat.com>
8341 * gdbinit.in: Skip is-a.h.
8343 * attribs.c (register_scoped_attributes): Fix logic.
8344 * attribs.h: Declare register_scoped_attributes.
8346 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8348 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8349 stxvd2x and stxvw4x built-in functions.
8351 2016-04-25 DJ Delorie <dj@redhat.com>
8353 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8354 (ashrhi3): Likewise.
8355 (lshrhi3): Likewise.
8357 2016-04-25 Richard Biener <rguenther@suse.de>
8359 PR tree-optimization/70780
8360 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8362 (compute_antic): Mark blocks with abnormal preds as visited as
8363 they have a final empty antic-in solution already.
8365 2016-04-25 Michael Collison <michael.collison@linaro.org>
8367 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8369 2016-04-25 Michael Collison <michael.collison@linaro.org>
8371 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8372 mode is VQI to improve mixed mode vectorization.
8373 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8374 define_insn to match low half of signed vaddw.
8375 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8376 define_insn to match high half of signed vaddw.
8377 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8378 define_insn to match low half of unsigned vaddw.
8379 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8380 define_insn to match high half of unsigned vaddw.
8381 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8382 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8383 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8385 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8386 * config/arm/predicates.md (vect_par_constant_high): Support
8387 big endian and simplify by calling
8388 arm_simd_check_vect_par_cnst_half
8389 (vect_par_constant_low): Likewise.
8391 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8393 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8394 predicate for operand 2.
8396 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8397 H.J. Lu <hongjiu.lu@intel.com>
8399 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8400 machine_mode argument.
8401 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8402 constm1_rtx operands. For VOIDmode constants, get mode from
8403 pred_mode. Check mode size if the mode is supported by ABI.
8404 (standard_sse_constant_opcode): Do not use standard_constant_p.
8405 Strictly check ABI support for all-ones operands.
8406 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8407 immediates. Update calls to standard_sse_constant_p.
8408 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8409 (ix86_rtx_costs): Ditto.
8410 * config/i386/i386.md (*movxi_internal_avx512f): Use
8411 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8412 Use (v,BC) alternative instead of (v,C). Use register_operand
8413 checks instead of MEM_P.
8414 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8415 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8416 isa attribute. Use register_operand checks instead of MEM_P.
8417 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8418 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8419 alternative and corresponding sse2 isa attribute.
8420 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8421 to standard_sse_constant_p.
8422 (FP constant splitters): Ditto.
8423 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8425 * config/i386/predicates.md (constm1_operand): Remove.
8426 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8427 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8428 vector_all_ones_operand instead of constm1_operand.
8430 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8432 * print-rtl.c (print_rtx_insn_vec): New function.
8433 * print-rtl.h: New prototype.
8434 * store-motion.c (struct st_expr): Make avail_stores a vector.
8435 (st_expr_entry): Adjust.
8436 (free_st_expr_entry): Likewise.
8437 (print_store_motion_mems): Likewise.
8438 (find_moveable_store): Likewise.
8439 (compute_store_table): Likewise.
8440 (delete_store): Likewise.
8441 (build_store_vectors): Likewise.
8443 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8445 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8447 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8449 * vec.h (vec_safe_contains): New function.
8450 (vec::contains): Likewise.
8451 (vec::begin): Likewise.
8452 (vec::end): Likewise.
8454 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8457 * cfgexpand.c (expand_stack_vars): Fix typo.
8459 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8461 * system.h (list, map, set, vector): Include conditionally.
8462 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8463 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8464 * ipa-icf.c (INCLUDE_LIST): Define.
8465 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8466 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8467 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8468 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8469 * cp/logic.cc (INCLUDE_LIST): Define.
8470 * fortran/trans-common.c (INCLUDE_MAP): Define.
8472 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8474 * auto-profile.c: Remove <string.h> include.
8475 * ipa-icf-gimple.c: Remove <list> include.
8476 * diagnostic.c: Remove <new> include.
8477 * genmatch.c: Likewise.
8478 * pretty-print.c: Likewise.
8479 * toplev.c: Likewise
8480 * c/c-objc-common.c: Likewise.
8481 * cp/error.c: Likewise.
8482 * fortran/error.c: Likewise.
8484 2016-04-22 Richard Biener <rguenther@suse.de>
8486 * lto-streamer-in.c (input_ssa_names): Do not allocate
8487 GIMPLE_NOP for all SSA names.
8488 * lto-streamer-out.c (output_ssa_names): Do not output
8489 SSA names that should have been released.
8491 2016-04-22 Richard Biener <rguenther@suse.de>
8493 PR tree-optimization/70740
8494 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8497 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8500 * config/i386/predicates.md (call_insn_operand): Replace
8501 sibcall_memory_operand with memory_operand.
8503 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8505 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8506 has_single_use() tests.
8507 (register_edge_assert_for_1): Likewise.
8508 (find_assert_locations_1): Check the liveness bitmap instead of
8509 checking has_single_use().
8511 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8514 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8515 Extract AVX-512BW constraint from AVX.
8517 2016-04-21 Richard Biener <rguenther@suse.de>
8519 PR tree-optimization/70725
8520 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8521 for phi_convertible_by_degenerating_args.
8522 (predicate_all_scalar_phis): Handle single-argument PHIs.
8524 2016-04-21 Richard Biener <rguenther@suse.de>
8527 * fold-const.c (fold_comparison): Return properly typed
8530 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8532 PR tree-optimization/70715
8533 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8534 after expanding BASE using expand_simple_operations.
8536 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8538 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8539 New transformations.
8541 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8543 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8545 2016-04-20 Jan Hubicka <jh@suse.cz>
8547 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8548 ultiimate_alias_target.
8549 (update_callee_keys): Likewise.
8550 (lookup_recursive_calls): Likewise.
8551 (speculation_useful_p): Likewise.
8553 2016-04-20 Jan Hubicka <jh@suse.cz>
8556 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8557 (set_nothrow_flag_1): ... this; handle interposition correctly;
8558 recurse on aliases and thunks.
8559 (cgraph_node::set_nothrow_flag): New.
8560 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8561 functions compiled with non-call exceptions that binds to current
8563 (propagate_nothrow): Be safe WRT interposition.
8564 * cgraph.h (set_nothrow_flag): Update prototype.
8566 2016-04-18 Jan Hubicka <jh@suse.cz>
8568 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8569 max_loop_iterations_int.
8570 (tree_unswitch_outer_loop): Likewise.
8572 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8574 PR tree-optimization/69489
8575 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8576 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8577 Revise dump message.
8578 (if_convertible_bb_p): Remove check on edge count of basic block's
8581 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8583 PR tree-optimization/56625
8584 PR tree-optimization/69489
8585 * tree-data-ref.h (DR_INNERMOST): New macro.
8586 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8587 hashing struct innermost_loop_behavior.
8588 (ref_DR_map): Remove.
8589 (innermost_DR_map): New map.
8590 (baseref_DR_map): Revise comment.
8591 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8592 to innermost_DR_map accroding to its innermost loop behavior.
8593 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8594 to its innermost loop behavior.
8595 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8596 Add initialization for innermost_DR_map. Record memory reference
8597 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8598 have innermost loop behavior.
8599 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8602 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8604 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8605 *lea_general_1. Use explicit SWI12 mode interator.
8606 (*lea<mode>_general_2): Rename from *lea_general_2.
8607 Use explicit SWI12 mode interator.
8608 (*lea<mode>_general_3): Rename from *lea_general_3.
8609 Use explicit SWI12 mode interator.
8610 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8611 Use explicit SWI12 mode interator.
8612 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8613 Use explicit SWI48 mode interator.
8615 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8617 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8618 Short-cut unaligned load and store cases. Handle all integer
8620 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8621 and store cases. Call ix86_avx256_split_vector_move_misalign
8622 directly without checking mode class.
8624 2016-04-20 Andrew Pinski <apinski@cavium.com>
8625 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8628 * config/aarch64/aarch64.md (sibcall): Force call
8629 address to be DImode for ILP32.
8630 (sibcall_value): Likewise.
8632 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8634 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8636 2016-04-20 Richard Biener <rguenther@suse.de>
8638 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8639 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8640 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8641 (maybe_push_res_to_seq): Adjust.
8642 * gimple-fold.c (maybe_build_generic_op): Likewise.
8644 2016-04-20 Marek Polacek <polacek@redhat.com>
8646 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8649 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8651 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8652 use kmovw to support AVX512F target.
8654 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8656 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8658 2016-04-20 Marek Polacek <polacek@redhat.com>
8660 PR tree-optimization/70725
8661 * tree-if-conv.c (is_false_predicate): New function.
8662 (predicate_mem_writes): Use it.
8664 2016-04-20 Richard Biener <rguenther@suse.de>
8666 PR tree-optimization/70726
8667 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8668 shift amounts from a pattern stmt operand.
8670 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8673 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8674 stack_restore_from_fpr pattern when restoring r15.
8675 (s390_optimize_prologue): Strip away the memory barrier in the
8676 parallel when trying to get rid of restore insns.
8677 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8678 definition for loading the stack pointer from an FPR. Compared to
8679 the normal move insn this pattern includes a full memory barrier.
8681 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8684 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8685 implicitly linear or lastprivate iterator on the outer context.
8687 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8689 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8691 * config/i386/i386.md (ssememalign): Removed.
8692 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8694 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8697 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8698 const short * to __builtin_ia32_loaddquhi512_mask.
8699 (_mm512_maskz_loadu_epi16): Likewise.
8700 (_mm512_mask_storeu_epi16): Pass short * to
8701 __builtin_ia32_storedquhi512_mask.
8702 (_mm512_mask_loadu_epi8): Pass const char * to
8703 __builtin_ia32_loaddquqi512_mask.
8704 (_mm512_maskz_loadu_epi8): Likewise.
8705 (_mm512_mask_storeu_epi8): Pass char * to
8706 __builtin_ia32_storedquqi512_mask.
8707 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8708 const double * to __builtin_ia32_loadupd512_mask.
8709 (_mm512_mask_loadu_pd): Likewise.
8710 (_mm512_maskz_loadu_pd): Likewise.
8711 (_mm512_storeu_pd): Pass double * to
8712 __builtin_ia32_storeupd512_mask.
8713 (_mm512_mask_storeu_pd): Likewise.
8714 (_mm512_loadu_ps): Pass const float * to
8715 __builtin_ia32_loadups512_mask.
8716 (_mm512_mask_loadu_ps): Likewise.
8717 (_mm512_maskz_loadu_ps): Likewise.
8718 (_mm512_storeu_ps): Pass float * to
8719 __builtin_ia32_storeups512_mask.
8720 (_mm512_mask_storeu_ps): Likewise.
8721 (_mm512_mask_loadu_epi64): Pass const long long * to
8722 __builtin_ia32_loaddqudi512_mask.
8723 (_mm512_maskz_loadu_epi64): Likewise.
8724 (_mm512_mask_storeu_epi64): Pass long long *
8725 to __builtin_ia32_storedqudi512_mask.
8726 (_mm512_loadu_si512): Pass const int * to
8727 __builtin_ia32_loaddqusi512_mask.
8728 (_mm512_mask_loadu_epi32): Likewise.
8729 (_mm512_maskz_loadu_epi32): Likewise.
8730 (_mm512_storeu_si512): Pass int * to
8731 __builtin_ia32_storedqusi512_mask.
8732 (_mm512_mask_storeu_epi32): Likewise.
8733 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8734 char * to __builtin_ia32_storedquqi256_mask.
8735 (_mm_mask_storeu_epi8): Likewise.
8736 (_mm256_mask_loadu_epi16): Pass const short * to
8737 __builtin_ia32_loaddquhi256_mask.
8738 (_mm256_maskz_loadu_epi16): Likewise.
8739 (_mm_mask_loadu_epi16): Pass const short * to
8740 __builtin_ia32_loaddquhi128_mask.
8741 (_mm_maskz_loadu_epi16): Likewise.
8742 (_mm256_mask_loadu_epi8): Pass const char * to
8743 __builtin_ia32_loaddquqi256_mask.
8744 (_mm256_maskz_loadu_epi8): Likewise.
8745 (_mm_mask_loadu_epi8): Pass const char * to
8746 __builtin_ia32_loaddquqi128_mask.
8747 (_mm_maskz_loadu_epi8): Likewise.
8748 (_mm256_mask_storeu_epi16): Pass short * to.
8749 __builtin_ia32_storedquhi256_mask.
8750 (_mm_mask_storeu_epi16): Pass short * to.
8751 __builtin_ia32_storedquhi128_mask.
8752 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8753 const double * to __builtin_ia32_loadupd256_mask.
8754 (_mm256_maskz_loadu_pd): Likewise.
8755 (_mm_mask_loadu_pd): Pass onst double * to
8756 __builtin_ia32_loadupd128_mask.
8757 (_mm_maskz_loadu_pd): Likewise.
8758 (_mm256_mask_storeu_pd): Pass double * to
8759 __builtin_ia32_storeupd256_mask.
8760 (_mm_mask_storeu_pd): Pass double * to
8761 __builtin_ia32_storeupd128_mask.
8762 (_mm256_mask_loadu_ps): Pass const float * to
8763 __builtin_ia32_loadups256_mask.
8764 (_mm256_maskz_loadu_ps): Likewise.
8765 (_mm_mask_loadu_ps): Pass const float * to
8766 __builtin_ia32_loadups128_mask.
8767 (_mm_maskz_loadu_ps): Likewise.
8768 (_mm256_mask_storeu_ps): Pass float * to
8769 __builtin_ia32_storeups256_mask.
8770 (_mm_mask_storeu_ps): ass float * to
8771 __builtin_ia32_storeups128_mask.
8772 (_mm256_mask_loadu_epi64): Pass const long long * to
8773 __builtin_ia32_loaddqudi256_mask.
8774 (_mm256_maskz_loadu_epi64): Likewise.
8775 (_mm_mask_loadu_epi64): Pass const long long * to
8776 __builtin_ia32_loaddqudi128_mask.
8777 (_mm_maskz_loadu_epi64): Likewise.
8778 (_mm256_mask_storeu_epi64): Pass long long * to
8779 __builtin_ia32_storedqudi256_mask.
8780 (_mm_mask_storeu_epi64): Pass long long * to
8781 __builtin_ia32_storedqudi128_mask.
8782 (_mm256_mask_loadu_epi32): Pass const int * to
8783 __builtin_ia32_loaddqusi256_mask.
8784 (_mm256_maskz_loadu_epi32): Likewise.
8785 (_mm_mask_loadu_epi32): Pass const int * to
8786 __builtin_ia32_loaddqusi128_mask.
8787 (_mm_maskz_loadu_epi32): Likewise.
8788 (_mm256_mask_storeu_epi32): Pass int * to
8789 __builtin_ia32_storedqusi256_mask.
8790 (_mm_mask_storeu_epi32): Pass int * to
8791 __builtin_ia32_storedqusi128_mask.
8792 * config/i386/i386-builtin-types.def (PCSHORT): New.
8794 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8795 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8796 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8797 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8798 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8799 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8800 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8801 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8802 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8803 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8804 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8805 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8806 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8807 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8808 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8809 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8810 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8811 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8812 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8813 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8814 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8815 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8816 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8817 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8818 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8819 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8820 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8821 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8822 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8823 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8824 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8825 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8826 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8827 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8828 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8829 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8830 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8831 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8832 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8833 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8834 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8835 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8836 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8837 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8838 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8839 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8840 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8841 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8842 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8844 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8845 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8847 (ix86_expand_vector_move_misalign): Likewise.
8848 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8849 to scalar function prototype for unaligned load/store builtins.
8850 (ix86_expand_special_args_builtin): Updated.
8851 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8852 (UNSPEC_STOREU): Likewise.
8853 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8854 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8855 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8856 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8857 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8858 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8859 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8860 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8861 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8862 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8863 (<avx512>_storedqu<mode>_mask): Likewise.
8864 (*sse4_2_pcmpestr_unaligned): Likewise.
8865 (*sse4_2_pcmpistr_unaligned): Likewise.
8866 (*mov<mode>_internal): Renamed to ...
8867 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8868 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8869 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8870 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8872 2016-04-19 Richard Biener <rguenther@suse.de>
8874 PR tree-optimization/70171
8875 * tree-ssa-phiprop.c: Include stor-layout.h.
8876 (phiprop_insert_phi): Handle the aggregate copy case.
8877 (propagate_with_phi): Likewise.
8879 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8881 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8882 instead of simplify_gen_subreg (... , 0).
8883 (ix86_delegitimize_address): Ditto.
8884 (ix86_split_divmod): Ditto.
8885 (ix86_split_copysign_const): Ditto.
8886 (ix86_split_copysign_var): Ditto.
8887 (ix86_expand_args_builtin): Ditto.
8888 (ix86_expand_round_builtin): Ditto.
8889 (ix86_expand_special_args_builtin): Ditto.
8890 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8891 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8892 (udivmodqi4): Ditto.
8893 (absneg splitters): Ditto.
8894 (*jcc_bt<mode>_1): Ditto.
8896 2016-04-19 Richard Biener <rguenther@suse.de>
8898 PR tree-optimization/70724
8899 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8900 restoring out from ...
8901 (free_scc_vn): ... here.
8902 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8903 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8905 (pass_fre::execute): Restore SSA info.
8907 2016-04-19 Richard Biener <rguenther@suse.de>
8909 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8910 * gimple-walk.c (walk_gimple_op): Initialize it.
8911 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8912 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8913 remapping SSA names of defs.
8914 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8917 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8920 * lra-constraints.c (equiv_substition_p): New.
8921 (process_alt_operands): Use it.
8922 (swap_operands): Swap it.
8923 (curr_insn_transform): Update it.
8925 2016-04-18 Michael Matz <matz@suse.de>
8927 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8928 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8929 * tree-core.h (tree_type_common.align): Use bit-field.
8930 (tree_type_common.spare): New.
8931 (tree_decl_common.off_align): Make smaller.
8932 (tree_decl_common.align): Use bit-field.
8934 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8935 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8936 (scan_sharing_clauses): Ditto.
8937 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8938 (omp_finish_file): Ditto.
8939 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8940 (layout_decl): Ditto.
8941 (relayout_decl): Ditto.
8942 (finalize_record_size): Use SET_TYPE_ALIGN.
8943 (finalize_type_size): Ditto.
8944 (finish_builtin_struct): Ditto.
8945 (layout_type): Ditto.
8946 (initialize_sizetypes): Ditto.
8947 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8948 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8949 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8950 (get_chain_field): Ditto.
8951 (get_trampoline_type): Ditto.
8952 (get_nl_goto_field): Ditto.
8953 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8955 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8956 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8957 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8958 (build_qualified_type): Use SET_TYPE_ALIGN.
8959 (build_aligned_type, build_range_type_1): Ditto.
8960 (build_atomic_base): Ditto.
8961 (build_common_tree_nodes): Ditto.
8962 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8963 (expand_one_stack_var_at): Ditto.
8964 * coverage.c (build_var): Use SET_DECL_ALIGN.
8965 * except.c (init_eh): Ditto.
8966 * function.c (assign_parm_setup_block): Ditto.
8967 * symtab.c (increase_alignment_1): Ditto.
8968 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8969 * tree-vect-stmts.c (ensure_base_align): Ditto.
8970 * varasm.c (align_variable): Ditto.
8971 (assemble_variable): Ditto.
8972 (build_constant_desc): Ditto.
8973 (output_constant_def_contents): Ditto.
8975 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8976 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8977 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8978 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8979 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8981 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8984 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8985 replace %vmovsd with "%vmovq".
8986 (vec_concatv2df): Likewise.
8988 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8990 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8991 (*vec_extractv2si_0): Ditto.
8992 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8993 (zero_extended_scalar_load_operand splitters): Ditto.
8994 (vec_extract splitters): Ditto.
8995 (*vec_extractv4si_0_zext): Ditto.
8996 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8998 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8999 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9000 (*sse4_1_extractps): Use lowpart_subreg.
9001 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9003 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9005 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9007 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9008 Mention Solaris 11 packaging changes.
9009 Update gas and gld requirements.
9010 Remove reference to pre-Solaris 10 bug.
9011 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9013 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9016 2016-04-17 Jan Hubicka <jh@suse.cz>
9018 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9019 max_loop_iterations_int.
9021 2016-04-18 Richard Biener <rguenther@suse.de>
9023 PR tree-optimization/43434
9024 * tree-ssa-structalias.c (struct vls_data): New.
9025 (visit_loadstore): Handle all pointer-based accesses.
9026 (compute_dependence_clique): Compute a bitmap of restrict tags
9027 assigned bases and pass it to visit_loadstore.
9029 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9032 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9033 armv8.1-a and armv8.1-a+crc.
9035 2016-04-18 Richard Biener <rguenther@suse.de>
9037 PR tree-optimization/70701
9038 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9039 references after translating through a memcpy.
9041 2016-04-18 Richard Biener <rguenther@suse.de>
9043 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9044 (compute_antic): ... here. For partial antic use regular
9045 postorder and scrap iteration.
9046 (compute_partial_antic_aux): Remove unused return value.
9047 (init_pre): Do not allocate postorder.
9048 (fini_pre): Do not free postorder.
9050 2016-04-18 Richard Biener <rguenther@suse.de>
9053 * expmed.c (extract_bit_field_1): Remove broken case
9054 using a wider MODE_INT mode.
9056 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9058 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9059 unless compiling with at least GCC-4.8.
9061 2016-04-17 Jan Hubicka <jh@suse.cz>
9064 * graphite.c (graphite_finalize): Update call to
9065 tree_estimate_probability.
9066 * predict.h (tree_estimate_probability): Update prototype.
9068 2016-04-17 Jan Hubicka <jh@suse.cz>
9070 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9071 (tree_estimate_probability): Likewise.
9072 (pass_profile::execute): Update.
9073 (report_predictor_hitrates): New function.
9074 * profile.c (compute_branch_probabilities): Use it.
9075 * predict.h (report_predictor_hitrates): Declare.
9077 2016-04-17 Jan Hubicka <jh@suse.cz>
9080 * cgraph.h (cgraph_node::set_const_flag,
9081 cgraph_node::set_pure_flag): Update prototype to return bool;
9083 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9084 of interposable symbol are interposable, too.
9085 (cgraph_set_const_flag_1): Rename to ...
9086 (set_const_flag_1): ... this one; change to self recursive function
9087 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9088 clearnig the flag in all variants and also virtual thunks of const
9089 functions are pure; track if any change was done.
9090 (cgraph_node::set_const_flag): Update.
9091 (struct set_pure_flag_info): New struct.
9092 (cgraph_set_pure_flag_1): Rename to ...
9093 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9094 rather than pointer encoded flags; track if any changes was done;
9095 handle correctly clearning flag and setting flag of aliases already
9097 (cgraph_node::set_pure_flag): Update.
9098 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9100 2016-04-17 Tom de Vries <tom@codesourcery.com>
9103 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9106 2016-04-17 Tom de Vries <tom@codesourcery.com>
9108 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9109 '{}<> ' as escape-for-record.
9111 2016-04-17 Tom de Vries <tom@codesourcery.com>
9113 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9116 2016-04-17 Tom de Vries <tom@codesourcery.com>
9119 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9120 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9121 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9122 * passes.c (finish_optimization_passes): Only call
9123 finish_graph_dump_file if dfi->graph_dump_initialized.
9124 (execute_function_dump, pass_init_dump_file): Use
9125 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9127 2016-04-17 Tom de Vries <tom@codesourcery.com>
9129 PR tree-optimization/70256
9130 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9131 (debug_varmap): New function.
9133 2016-04-17 Tom de Vries <tom@codesourcery.com>
9136 * passes.c (pass_manager::register_pass): Propagate pflags.
9138 2016-04-17 Tom de Vries <tom@codesourcery.com>
9141 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9142 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9143 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9144 check if it's equal to p_start.
9145 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9147 2016-04-15 Jan Hubicka <jh@suse.cz>
9150 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9151 function does not bind to current def.
9152 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9153 handle conservatively calls to functions that does not need to bind
9155 (check_call): Update call of worse_state.
9156 (ignore_edge_for_nothrow): Update.
9157 (ignore_edge_for_pure_const): Likewise.
9158 (propagate_pure_const): Update calls to worse_state.
9159 (skip_function_for_local_pure_const): Reformat comments.
9161 2016-04-15 Jan Hubicka <jh@suse.cz>
9164 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9165 (cgraph_node::function_symbol): Likewise.
9166 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9167 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9168 (symtab_node::ultimate_alias_target): Add REF parameter.
9169 (symtab_node::binds_to_current_def_p): Declare.
9170 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9171 (cgraph_node::function_symbol): Likewise.
9172 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9173 (cgraph_node::get_availability): Likewise.
9174 (cgraph_edge::binds_to_current_def_p): New inline function.
9175 (varpool_node::get_availability): Add REF parameter.
9176 (varpool_node::ultimate_alias_target): Likewise.
9177 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9178 (symtab_node::binds_to_current_def_p): Likewise.
9179 * varpool.c (varpool_node::get_availability): Likewise.
9181 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9184 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9185 Fix mode size check.
9187 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9189 * BASE-VER: Set to 7.0.0.
9191 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9193 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9195 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9197 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9198 architecture revisions.
9200 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9202 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9203 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9204 * config/i386/i386.md (stack decrement to push peepholes): Guard
9205 with !x86_using_red_zone ().
9207 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9210 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9211 to dump_generic_node.
9212 (NIY): Pass also flags to do_niy.
9214 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9216 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9217 (simd_clone_vector_of_formal_parm_types)
9218 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9219 (simd_clone_mangle, simd_clone_create)
9220 (simd_clone_adjust_return_type, create_tmp_simd_array)
9221 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9222 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9223 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9224 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9225 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9226 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9227 * omp-simd-clone.c: ... this new file.
9228 (simd_clone_vector_of_formal_parm_types): Make it static.
9229 * Makefile.in (OBJS): Add omp-simd-clone.o.
9231 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9234 * config/i386/sse.md: Use proper memory operand modifiers.
9237 2016-04-15 Richard Biener <rguenther@suse.de>
9238 Alan Modra <amodra@gmail.com>
9240 PR tree-optimization/70130
9241 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9242 when alignment stays not the same and no not use the realign
9245 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9248 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9249 direct move handlers for KFmode. Change TFmode handlers test from
9250 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9252 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9255 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9256 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9257 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9258 * tree-ssa-live.c (remove_unused_scope_block_p): When
9259 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9260 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9261 block_ultimate_origin is FUNCTION_DECL.
9262 (remove_unused_locals): If current_function_decl is
9263 polymorphic_ctor_dtor_p, pass initial true to
9264 remove_unused_scope_block_p' is_ctor_dtor_block.
9266 2016-04-14 Martin Sebor <msebor@redhat.com>
9271 * doc/extend.texi (Variable Length): Revert.
9273 2016-04-14 Marek Polacek <polacek@redhat.com>
9274 Jan Hubicka <hubicka@ucw.cz>
9277 * tree.c (verify_type): Disable the canonical type of main variant
9280 2016-04-14 Jason Merrill <jason@redhat.com>
9282 * cfgexpand.c, expr.c: Revert previous change.
9284 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9287 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9288 when building a mem ref for the incoming reduction variable.
9290 2016-04-14 Richard Biener <rguenther@suse.de>
9292 PR tree-optimization/70614
9293 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9294 loop if the evolution dropped to chrec_dont_know.
9295 (interpret_condition_phi): Likewise.
9297 2016-04-14 Richard Biener <rguenther@suse.de>
9299 PR tree-optimization/70623
9300 * tree-ssa-pre.c (changed_blocks): Make global ...
9301 (compute_antic): ... local here. Move and fix worklist
9302 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9303 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9304 worklist handling, dump when ANTIC_IN changed.
9305 (compute_partial_antic_aux): Remove worklist handling.
9306 (init_pre): Do not compute post dominators. Add a comment about
9307 the CFG order chosen.
9308 (fini_pre): Do not free post dominators.
9310 2016-04-13 Martin Sebor <msebor@redhat.com>
9315 * doc/extend.texi (Variable Length): Document C++ specifics.
9317 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9320 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9321 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9322 eh edges have been purged.
9325 * tree-sra.c (create_access_replacement,
9326 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9328 * tree-pretty-print.c (dump_fancy_name): New function.
9329 (dump_decl_name, dump_generic_node): Use it.
9331 2016-04-13 Jason Merrill <jason@redhat.com>
9333 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9334 * expr.c (expand_expr_real_1): Likewise.
9336 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9338 * config/i386/i386.md (kunpckhi): Swap operands.
9339 (kunpcksi): Likewise.
9340 (kunpckdi): Likewise.
9341 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9342 (vec_pack_trunc_<mode>): Likewise.
9344 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9347 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9350 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9351 gimplification turns some element into non-constant.
9354 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9355 * explow.c (convert_memory_address_addr_space_1): No longer static,
9356 add NO_EMIT argument and don't call convert_modes if true, pass
9357 it down recursively, remove break after return.
9358 (convert_memory_address_addr_space): Adjust caller.
9359 * simplify-rtx.c (simplify_unary_operation_1): Call
9360 convert_memory_address_addr_space_1 instead of convert_memory_address,
9361 if it returns NULL, don't simplify.
9363 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9366 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9368 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9370 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9371 Bump the upper SIMDLEN limits, so that if the return type or
9372 characteristic type if the return type is void can be passed in
9373 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9376 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9379 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9380 Do not use "=" constraint on an input constraint.
9381 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9382 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9383 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9384 generates (neg (abs ...)) instead of (abs ...).
9386 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9388 PR rtl-optimization/70596
9389 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9390 just invalidate LRA data and reset them. Adjust dump wording.
9392 2016-04-12 Martin Liska <mliska@suse.cz>
9395 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9397 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9399 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9400 max_loop_iterations_int.
9401 (tree_unswitch_outer_loop): Likewise.
9402 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9403 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9405 2016-04-12 Tom de Vries <tom@codesourcery.com>
9407 PR tree-optimization/68756
9408 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9409 instead of new_name.
9411 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9413 PR tree-optimization/70602
9414 * tree-sra.c (generate_subtree_copies): Don't write anything into
9415 constant pool decls.
9417 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9418 regardless whether there are depend clauses or not.
9420 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9423 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9424 target attribute and pragma from changing the -mfloat128
9425 and -mfloat128-hardware options.
9427 * doc/extend.texi (Additional Floating Types): Document PowerPC
9428 __float128 restrictions.
9430 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9433 * config/aarch64/driver-aarch64.c
9434 (aarch64_get_extension_string_for_isa_flags): New.
9435 (arch_extension): Rename to...
9436 (aarch64_arch_extension): ...This.
9437 (ext_to_feat_string): Rename to...
9438 (aarch64_extensions): ...This.
9439 (aarch64_core_data): Keep track of architecture extension flags.
9440 (cpu_data): Rename to...
9441 (aarch64_cpu_data): ...This.
9442 (aarch64_arch_driver_info): Keep track of architecture extension
9444 (get_arch_name_from_id): Rename to...
9445 (get_arch_from_id): ...This, change return type.
9446 (host_detect_local_cpu): Update and reformat for renames, handle
9447 extensions through common infrastructure.
9449 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9452 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9453 track of a canonical flag name.
9454 (all_extensions): Likewise.
9455 (arch_to_arch_name): Also track extension flags enabled by the arch.
9456 (all_architectures): Likewise.
9457 (aarch64_parse_extension): Move to here.
9458 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9460 (aarch64_rewrite_selected_cpu): Update for above change.
9461 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9462 are handled, such that the single explicit value enabled by an
9463 extension is kept seperate from the implicit values it also enables.
9464 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9466 (aarch64_parse_extension): New.
9467 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9468 here to config/aarch64/aarch64-protos.h.
9469 (aarch64_parse_extension): Move from here to
9470 common/config/aarch64/aarch64-common.c.
9471 (aarch64_option_print): Update.
9472 (aarch64_declare_function_name): Likewise.
9473 (aarch64_start_file): Likewise.
9474 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9475 the canonical flag for extensions.
9476 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9479 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9481 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9484 2016-04-09 Tom de Vries <tom@codesourcery.com>
9486 PR tree-optimization/68953
9487 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9488 first to last subscript.
9490 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9492 PR tree-optimization/70586
9493 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9496 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9500 PR tree-optimization/70373
9504 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9505 clauses for acc parallel reductions as necessary. Error on those
9507 * omp-low.c (scan_sharing_clauses): Don't install variables which
9508 are used in acc parallel reductions.
9509 (lower_rec_input_clauses): Remove dead code.
9510 (lower_oacc_reductions): Add support for reference reductions.
9511 (lower_reduction_clauses): Remove dead code.
9512 (lower_omp_target): Don't remap variables appearing in acc parallel
9514 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9516 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9519 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9520 with multiple SSA_NAME defs, force the outputs other than first
9521 to be live before calling live_track_process_def on each output.
9523 PR rtl-optimization/70574
9524 * fwprop.c (forward_propagate_and_simplify): Don't add
9525 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9526 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9527 paradoxical subregs within *loc.
9529 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9531 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9532 -ftree-parallelize-loops={0,1}.
9533 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9534 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9535 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9536 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9537 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9539 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9542 * asan.c (instrument_derefs): If we get unknown location, extract it
9544 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9546 2016-04-08 Tom de Vries <tom@codesourcery.com>
9548 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9549 implicit firstprivate clause.
9551 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9554 * config/arm/thumb2.md (tst + branch-> lsls + branch
9555 peephole below *orsi_not_shiftsi_si): Require that condition
9556 register is dead after the peephole.
9557 (second peephole after the above): Likewise.
9559 2016-04-08 Alan Modra <amodra@gmail.com>
9562 * builtins.c (fold_builtin_classify): For IBM extended precision,
9563 look at just the high-order double to test for NaN.
9564 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9565 test just the high double for Inf but both doubles for subnormal
9568 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9570 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9571 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9572 node->simdclone->mask_mode != VOIDmode masks.
9573 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9574 earlier, use it instead of node->simdclone.
9575 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9576 Set clonei->mask_mode.
9578 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9581 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9582 Pass it through to cp_parser_already_scoped_statement.
9583 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9584 it through to cp_parser_statement.
9585 (cp_parser_statement): Pass IF_P through to
9586 cp_parser_iteration_statement.
9587 (cp_parser_pragma): Adjust call to
9588 cp_parser_iteration_statement.
9590 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9593 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9594 resolve a future -Wparentheses warning.
9595 * omp-low.c (scan_sharing_clauses): Likewise.
9596 * tree-parloops.c (eliminate_local_variables): Likewise.
9598 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9600 PR rtl-optimization/70398
9601 * lra-constraints.c (process_address_1): Check zero scale and code
9602 for reloading with zero scale.
9604 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9606 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9607 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9609 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9611 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9612 Add support for AVX512F clones, include them by default for
9613 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9614 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9618 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9619 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9620 firstprivate clauses.
9621 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9622 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9623 (lower_omp_target): Set TREE_NO_WARNING for
9624 non-addressable possibly uninitialized vars which are copied into
9625 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9627 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9629 * config/pa/predicates.md (integer_store_memory_operand): Accept
9630 REG+D operands with a large offset when reload_in_progress is true.
9631 (floating_point_store_memory_operand): Likewise.
9633 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9636 * match.pd (nested int casts): Limit to GIMPLE.
9638 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9641 * ipa-devirt.c (maybe_record_node): Fix comment; use
9642 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9644 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9646 PR rtl-optimization/70542
9647 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9648 if there are any uses other than insn or debug insns.
9650 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9651 Jakub Jelinek <jakub@redhat.com>
9653 PR tree-optimization/70509
9654 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9655 Shift HOST_WIDE_INT_1U instead of 1.
9657 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9659 PR tree-optimization/70509
9660 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9661 of the vector base type for index.
9663 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9666 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9668 2016-04-05 Richard Biener <rguenther@suse.de>
9670 PR tree-optimization/70526
9671 * tree-sra.c (build_ref_for_offset): Use prev_base to
9672 extract the alias pointer type.
9674 2016-04-05 Richard Biener <rguenther@suse.de>
9676 * dse.c (struct store_info): Remove alias_set member.
9677 (struct read_info_type): Likewise.
9678 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9679 spill_deleted, clear_alias_set_lookup): Remove.
9680 (get_group_info): Remove dead base == NULL_RTX case.
9681 (dse_step0): Remove initialization of removed variables.
9682 (delete_dead_store_insn): Reomve alias set dumping.
9683 (free_read_records): Remove alias_set handling.
9684 (canon_address): Remove alias_set_out parameter.
9685 (record_store): Remove spill_alias_set, it's always zero.
9686 (check_mem_read_rtx): Likewise.
9687 (dse_step2): Rename from ...
9688 (dse_step2_nospill): ... this. Adjust.
9689 (scan_stores): Rename from ...
9690 (scan_stores_nospill): ... this.
9691 (scan_reads): Rename from ...
9692 (scan_reads_nospill): ... this.
9693 (scan_stores_spill, scan_reads_spill): Remove.
9694 (dse_step3_scan): Remove for_spills argument which is always false.
9695 (dse_step3): Likewise.
9696 (dse_step5): Rename from ...
9697 (dse_step5_nospill): ... this. Remove alias_set handling.
9698 (rest_of_handle_dse): Adjust.
9700 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9703 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9704 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9705 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9706 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9708 2016-04-05 Richard Biener <rguenther@suse.de>
9711 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9712 non-register type temporaries into SSA.
9714 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9717 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9718 calls when sanitizing.
9719 (possible_polymorphic_call_target_p): Fix formatting.
9721 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9722 Jakub Jelinek <jakub@redhat.com>
9725 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9726 to ensure a call statement is compatible with a built-in's
9728 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9731 2016-04-04 Richard Biener <rguenther@suse.de>
9733 PR rtl-optimization/70484
9734 * rtl.h (canon_output_dependence): Declare.
9735 * alias.c (canon_output_dependence): New function.
9736 * dse.c (record_store): Use canon_output_dependence rather
9737 than canon_true_dependence.
9739 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9742 * cgraph.h (symtab_node::copy_visibility_from): New function.
9743 * symtab.c (symtab_node::copy_visibility_from): New function.
9744 * ipa-visibility.c (optimize_weakref): New function.
9745 (function_and_variable_visibility): Use it.
9747 2016-04-04 Martin Liska <mliska@suse.cz>
9750 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9751 value that is really in range handled by SBR instruction.
9752 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9753 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9754 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9756 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9760 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9761 set, but not for SP_REG operands.
9763 2016-04-02 Martin Sebor <msebor@redhat.com>
9766 * fold-const.c (maybe_nonzero_address): New function.
9767 (fold_comparison): Call it. Fold equality and relational
9768 expressions involving null pointers.
9769 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9771 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9773 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9774 the "Y" constraint (scalar FP 0.0 immediate).
9776 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9777 Add the "const_double" to the list of operand constraints.
9779 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9781 PR rtl-optimization/70467
9782 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9783 If low word of the last operand is 0, just emit addition/subtraction
9786 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9789 * config/s390/s390.c (s390_expand_insv): Check for everything
9790 constant instead of just VOIDmode stuff.
9792 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9795 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9797 2016-04-01 Nathan Sidwell <nathan@acm.org>
9799 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9801 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9803 PR rtl-optimization/70461
9804 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9807 2016-03-31 Martin Liska <mliska@suse.cz>
9810 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9811 a tree value or an immediate integer value to a buffer
9812 that is eventually copied to a BRIG section.
9813 (emit_immediate_operand): Call the function here.
9814 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9815 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9816 of class' fields that are removed.
9817 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9818 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9819 m_brig_repr_size fields.
9821 2016-03-31 Martin Liska <mliska@suse.cz>
9824 * hsa-gen.c (hsa_function_representation::update_dominance): New
9826 (convert_addr_to_flat_segment): Likewise.
9827 (gen_hsa_memory_set): New alignment argument.
9828 (gen_hsa_ctor_assignment): Likewise.
9829 (gen_hsa_insns_for_single_assignment): Provide alignment
9830 to gen_hsa_ctor_assignment.
9831 (gen_hsa_insns_for_direct_call): Add new argument.
9832 (expand_lhs_of_string_op): New function.
9833 (expand_string_operation_builtin): Likewise.
9834 (expand_memory_copy): New function.
9835 (expand_memory_set): New function.
9836 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9837 (convert_switch_statements): Change signature.
9838 (generate_hsa): Use a return value of the function.
9839 (pass_gen_hsail::execute): Do not call
9840 convert_switch_statements here.
9841 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9842 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9843 (hsa_function_representation::update_dominance): New function.
9845 2016-03-31 Martin Liska <mliska@suse.cz>
9848 * hsa-brig.c (emit_directive_variable): Emit alignment
9849 according to hsa_symbol::m_align.
9850 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9851 (dump_hsa_symbol): Dump alignment of HSA symbols.
9852 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9853 (gen_hsa_addr_with_align): New function.
9854 (hsa_bitmemref_alignment): Use newly added function.
9855 (gen_hsa_insns_for_load): Likewise.
9856 (gen_hsa_insns_for_store): Likewise.
9857 (gen_hsa_memory_copy): New argument added.
9858 (gen_hsa_insns_for_single_assignment): Respect
9859 alignment for assignments processed via gen_hsa_memory_copy.
9860 (gen_hsa_insns_for_direct_call): Likewise.
9861 (gen_hsa_insns_for_return): Likewise.
9862 (gen_function_def_parameters): Set default alignment.
9863 * hsa.c (hsa_object_alignment): New function.
9864 (hsa_byte_alignment): Pasted function.
9865 * hsa.h (hsa_symbol::m_align): New field.
9867 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9869 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9870 scratch field for goto case.
9872 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9874 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9876 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9879 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9880 (scalar_chain::convert_insn): Call convert_op for reg
9881 moves to handle undefined registers.
9883 2016-03-31 Nathan Sidwell <nathan@acm.org>
9886 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9887 Assert we don't want to move backwards.
9889 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9892 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9894 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9896 PR rtl-optimization/70460
9897 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9898 with operand from REG_LABEL_OPERAND, instead substitute
9899 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9900 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9902 2016-03-31 Martin Liska <mliska@suse.cz>
9904 * passes.c (execute_one_pass): Do not call
9905 todo_after for a discarded function.
9907 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9909 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9910 (no_cost, infinite_cost): Initialize the new field.
9911 (get_computation_cost_at): Record setup cost.
9912 (determine_use_iv_cost_address): Skip cost computation for sub
9913 uses if we can estimate it without losing accuracy.
9915 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9917 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9919 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9920 max_loop_iterations_int.
9921 (tree_unswitch_outer_loop): Likewise.
9922 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9923 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9925 2016-03-30 Richard Biener <rguenther@suse.de>
9928 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9930 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9933 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9934 in gen_blendm expander.
9936 2016-03-30 Nick Clifton <nickc@redhat.com>
9939 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9940 case where we are already provided with an SImode SUBREG.
9942 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9945 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9946 conflict between DRAP register and __builtin_eh_return.
9948 2016-03-30 Michael Matz <matz@suse.de>
9949 Richard Biener <rguenther@suse.de>
9952 * ipa-polymorphic-call.c (struct type_change_info): Change
9953 speculative to an unsigned allowing to limit the work we do.
9954 (csftc_abort_walking_p): New inline function..
9955 (check_stmt_for_type_change): Limit the number of may-defs
9956 skipped for speculative devirtualization to
9957 max-speculative-devirt-maydefs.
9958 * params.def (max-speculative-devirt-maydefs): New param.
9959 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9961 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9964 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9967 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9969 PR tree-optimization/59124
9970 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9971 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9973 2016-03-29 Jeff Law <law@redhat.com>
9975 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9977 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9979 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9982 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9984 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9985 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9986 gcrt0.o if linking dynamically.
9988 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9991 * ipa-devirt.c (methods_equal_p): New function.
9992 (compare_virtual_tables): Use it.
9993 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9994 * cgraphclones.c (clone_function_name_1): Use
9995 symbol_table::symbol_suffix_separator.
9996 * coverage.c (build_var): Likewise.
9997 * symtab.c (symbol_table::symbol_suffix_separator): New.
9999 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10001 PR rtl-optimization/70429
10002 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10003 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10004 mode != result_mode.
10007 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10009 PR tree-optimization/70405
10010 * ssa-iterators.h (num_imm_uses): Add missing braces.
10012 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10014 PR rtl-optimization/68695
10015 * ira-color.c (allocno_copy_cost_saving): New.
10016 (improve_allocation): Use it.
10018 2016-03-29 Richard Henderson <rth@redhat.com>
10020 PR middle-end/70355
10021 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10023 2016-03-29 Richard Biener <rguenther@suse.de>
10025 PR middle-end/70424
10026 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10027 use alignment returned by get_pointer_alignment_1 if it is
10028 bigger than BITS_PER_UNIT.
10029 * builtins.c (get_pointer_alignment_1): Do not return true
10030 for alignment extracted from SSA info.
10032 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10034 * config/ft32/ft32.opt (mnodiv): New.
10035 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10036 * doc/invoke.texi (FT32 Options -mnodiv): New.
10038 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10041 * config/i386/i386.md (define_split, andn): Fix modes.
10043 2016-03-26 Richard Biener <rguenther@suse.de>
10044 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10047 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10049 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10050 as 2nd argument to cl_optimization_restore().
10052 2016-03-25 Richard Henderson <rth@redhat.com>
10055 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10056 * config/aarch64/aarch64-protos.h: Declare it.
10057 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10059 2016-03-25 Alan Modra <amodra@gmail.com>
10062 * config/rs6000/constraints.md (j): Simplify.
10063 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10065 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10066 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10067 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10068 in all constraint alternatives.
10069 (movtd_64bit_nodm): Delete "j" constraint alternative.
10071 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10073 * tree-ssa-propagate.c: Enhance docs for
10074 SSA_PROP_NOT_INTERESTING.
10076 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10078 * doc/extend.texi: Fix typo in documentation to pure attribute.
10080 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10083 * config/pa/pa.md (bswapdi2): Use a scratch register.
10085 2016-03-24 Richard Henderson <rth@redhat.com>
10087 PR middle-end/69845
10088 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10091 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10093 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10094 using ix86_expand_binary_operator instead of gen_andsi3.
10096 2016-03-24 Richard Biener <rguenther@suse.de>
10098 PR tree-optimization/70396
10099 * tree-vect-stmts.c (vectorizable_comparison): Use
10100 get_vectype_for_scalar_type.
10102 2016-03-24 Richard Biener <rguenther@suse.de>
10104 PR middle-end/70370
10105 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10106 with register bases.
10108 2016-03-24 Richard Biener <rguenther@suse.de>
10110 PR tree-optimization/70372
10111 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10112 build_all_ones_cst to also handle vector types correctly.
10114 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10117 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10120 2016-03-23 Marek Polacek <polacek@redhat.com>
10123 * doc/invoke.texi: Document -Wignored-attributes.
10125 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10127 PR tree-optimization/69042
10128 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10129 parameter from 30 to 40.
10131 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10133 PR tree-optimization/69042
10134 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10135 for use with constant offset stripped in base.
10137 2016-03-23 Richard Biener <rguenther@suse.de>
10139 PR middle-end/70251
10140 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10141 mode compatibility check.
10142 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10144 2016-03-23 Jeff Law <law@redhat.com>
10146 PR tree-optimization/64058
10147 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10149 (struct ssa_conflicts): Move up earlier in the file.
10150 (conflicts_, var_map_): New static variables.
10151 (initialize_conflict_count): New function to initialize the
10152 CONFLICT_COUNT field for each conflict pair.
10153 (compare_pairs): Lazily initialize the conflict count and use it
10154 as the first tie-breaker.
10155 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10156 and wipe conflicts_ and map_ around the call to qsort. Remove
10157 special case for 2 coalesce pairs.
10158 * bitmap.c (bitmap_count_unique_bits): New function.
10159 (bitmap_count_bits_in_word): New function, extracted from
10161 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10162 * bitmap.h (bitmap_count_unique_bits): Declare it.
10164 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10167 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10168 transparent alias chain for decl assembler name.
10169 * config/sol2.c (solaris_assemble_visibility): Likewise.
10171 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10173 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10175 (v10_fdivs): Likewise.
10176 (v10_fdivd): Likewise.
10178 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10181 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10182 to not call fclose twice on file.
10184 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10186 PR tree-optimization/70354
10187 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10188 oprnd0 is wider than oprnd1 and there is a cast from the wider
10189 type to oprnd1, mask it with the mask of the narrower type.
10192 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10193 Optimize TARGET_STV splitters, if high or low word of last argument
10196 2016-03-22 Jeff Law <law@redhat.com>
10199 tree-ssa-threadbackward.c
10200 (fsm_find_control_statement_thread_paths): Correctly distinguish
10201 between old style jump threads vs FSM jump threads.
10203 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10206 * config/i386/i386.c (scalar_chain::convert_op): Support
10207 uninitialized register usage case.
10209 2016-03-22 Richard Biener <rguenther@suse.de>
10211 PR middle-end/70251
10212 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10214 (capture::gen_transform): ... to change behavior when substituting
10215 a condition into cond or not-cond expr context.
10216 (dt_simplify::gen_1): Adjust.
10217 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10218 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10219 last change and instead change to
10220 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10221 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10223 2016-03-22 Anthony Green <green@moxielogic.com>
10225 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10226 issue for moxiebox targets.
10227 (CC1PLUS_SPEC): Ditto.
10229 2016-03-22 Richard Biener <rguenther@suse.de>
10231 PR middle-end/70333
10232 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10235 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10237 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10239 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10242 * config/i386/i386.c (def_builtin): Handle
10243 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10245 (const struct builtin_description bdesc_special_args[]):
10246 Remove duplicate ISA bits.
10248 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10251 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10252 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10253 in a way that works also for AVX512BW.
10256 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10257 instead of source if operands[1] is xmm16 and above and
10258 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10259 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10262 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10263 on assign if (*from_p) is a comparison, set it to
10264 TREE_NO_WARNING (*from_p).
10266 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10268 PR middle-end/70326
10269 * lra.c (restore_scratches): Ignore deleted insns.
10271 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10272 Jakub Jelinek <jakub@redhat.com>
10274 PR tree-optimization/70317
10275 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10278 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10281 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10282 of ix86_expand_move.
10284 (movti): Use general_operand for operand 1 predicate.
10286 2016-03-21 Martin Liska <mliska@suse.cz>
10288 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10290 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10292 2016-03-21 Martin Liska <mliska@suse.cz>
10295 * ipa-icf.c (sem_function::parse): Skip static
10296 constructors and destructors.
10298 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10301 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10302 function-like macro, peek following token(s) if it is followed
10303 by CPP_OPEN_PAREN token with optional padding in between, and
10304 if not, don't treat it like a macro.
10306 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10307 Alexander Monakov <amonakov@ispras.ru>
10309 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10310 for the stabs debug format.
10312 2016-03-21 Richard Biener <rguenther@suse.de>
10314 PR tree-optimization/70310
10315 * tree-vect-generic.c (expand_vector_condition): Fold the built
10318 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10321 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10322 Block third alternative for AVX-512VL target,
10324 2016-03-21 Martin Liska <mliska@suse.cz>
10327 * hsa-brig.c (emit_function_directives): Mark unemitted
10328 global variables for emission.
10329 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10330 (get_symbol_for_decl): Likewise.
10331 * hsa.h (struct hsa_symbol): New flag.
10333 2016-03-21 Richard Biener <rguenther@suse.de>
10335 PR tree-optimization/70288
10336 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10337 we do not estimate unsimplified all-constant conditionals or
10338 switches as optimized away.
10340 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10342 PR rtl-optimization/69102
10343 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10344 when we have a readonly dependency context.
10346 2016-03-18 Jeff Law <law@redhat.com>
10348 PR rtl-optimization/70263
10349 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10350 (update_equiv_regs): When trying to move a store to after the insn
10351 that sets the source of the store, make sure the store occurs after
10352 the insn that sets the source of the store. When successful note
10353 the REG_EQUIV note created in the dump file.
10355 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10356 Bernd Schmidt <bschmidt@redhat.com>
10358 * doc/extend.texi: Document more potential problems with basic asms.
10360 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10362 PR rtl-optimization/70278
10363 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10366 2016-03-18 Jason Merrill <jason@redhat.com>
10368 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10370 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10372 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10373 values to 128b regs.
10375 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10377 PR tree-optimization/70252
10378 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10379 boolean vector has a proper number of elements.
10380 (supportable_narrowing_operation): Likewise.
10382 2016-03-18 Tom de Vries <tom@codesourcery.com>
10385 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10387 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10389 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10390 instead of replace_rtx for DEBUG_INSNs.
10392 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10394 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10395 load type reservations.
10397 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10400 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10401 define_constraint for "Q" and "T" constraints.
10403 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10405 Tweak the pipeline model for Exynos M1
10407 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10410 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10413 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10414 where one or both locations aren't within a line_map.
10416 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10419 * opts.c (finish_options): Don't set flag_pie to the default if
10420 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10423 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10425 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10426 true as ALL_REGS argument to replace_rtx.
10428 2016-03-17 Richard Biener <rguenther@suse.de>
10431 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10434 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10437 * rtl.h (replace_rtx): Add ALL_REGS argument.
10438 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10439 equality and assert mode is the same, instead of just rtx pointer
10441 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10442 true as ALL_REGS argument to replace_rtx.
10444 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10446 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10447 for boolean vector with vector mode only.
10448 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10450 2016-03-17 Nick Clifton <nickc@redhat.com>
10453 * config/rx/rx.c (rx_print_integer): Print negative constants in
10456 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10459 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10461 2016-03-16 Richard Henderson <rth@redhat.com>
10462 Richard Biener <rguenth@suse.de>
10464 PR middle-end/70240
10465 PR middle-end/68215
10467 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10468 first operand as is_gimple_condexpr.
10470 PR middle-end/70240
10471 PR middle-end/68215
10473 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10474 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10475 Do not gimplify the result.
10476 (do_unop): Adjust call to tree_vec_extract.
10477 (do_binop): Likewise.
10478 (do_compare): Likewise.
10479 (do_plus_minus): Likewise.
10480 (do_negate): Likewise.
10481 (expand_vector_condition): Likewise.
10482 (do_cond): Likewise.
10484 2016-03-16 Richard Henderson <rth@redhat.com>
10487 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10488 (aarch64_classify_address): Use it.
10489 (aarch64_legitimize_address): Force all subexpressions of PLUS
10490 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10492 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10493 Richard Biener <rguenth@suse.de>
10496 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10497 return to even if only REGNO is equal, and assert
10500 2016-03-11 Jeff Law <law@redhat.com>
10502 PR rtl-optimization/70224
10503 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10505 2016-03-16 Richard Henderson <rth@redhat.com>
10507 PR middle-end/70199
10508 * function.h (struct function): Add has_forced_label_in_static.
10509 * gimplify.c (force_labels_r): Set it.
10510 * lto-streamer-in.c (input_struct_function_base): Read it.
10511 * lto-streamer-out.c (output_struct_function_base): Write it.
10512 * tree-inline.c (has_label_address_in_static_1): Remove.
10513 (copy_forbidden): Remove fndecl parameter; test
10514 has_forced_label_in_static.
10515 (inline_forbidden_p): Update call to copy_forbidden.
10516 (tree_versionable_function_p): Likewise.
10517 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10518 (chkp_versioning): Likewise.
10519 * tree-inline.h (copy_forbidden): Update decl.
10521 2016-03-16 Marek Polacek <polacek@redhat.com>
10524 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10525 function being thunked if the result type doesn't have fixed size.
10526 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10527 doesn't have fixed size.
10529 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10531 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10532 reporting malformed loop nest.
10534 2016-03-16 Tom de Vries <tom@codesourcery.com>
10537 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10538 nodes.length () == 1 test to before first nodes[0] access.
10540 2016-03-16 Tom de Vries <tom@codesourcery.com>
10542 PR tree-optimization/68715
10543 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10544 single_pred_p test.
10546 2016-03-16 Tom de Vries <tom@codesourcery.com>
10548 PR tree-optimization/68809
10549 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10552 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10553 Sandra Loosemore <sandra@codesourcery.com>
10555 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10556 on leaf attribute. Mention ELF interposition problems.
10558 2016-03-16 Alan Modra <amodra@gmail.com>
10560 PR rtl-optimization/69195
10561 PR rtl-optimization/47992
10562 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10565 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10568 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10570 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10572 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10574 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10576 PR rtl-optimization/70222
10577 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10578 optimization if mode is different from result_mode, queue up masking
10579 of the result in outer_op. Formatting fix.
10581 PR middle-end/70239
10582 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10585 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10587 PR rtl-optimization/69032
10588 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10589 looping backwards over basic block insns.
10591 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10594 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10595 to non-speculative when propagating trap bits.
10597 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10599 PR rtl-optimization/63384
10600 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10601 DEBUG_INSN_P insns.
10603 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10606 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10607 factored out from ...
10608 (sched_analyze_insn): ... here.
10609 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10610 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10611 get_implicit_reg_pending_clobbers in it.
10612 (setup_id_reg_sets): Use setup_id_implicit_regs.
10613 (deps_init_id): Ditto.
10615 2016-03-15 Tom de Vries <tom@codesourcery.com>
10618 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10620 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10621 execute_function_dump.
10622 (execute_one_pass): Don't dump function if it will be dumped after ipa
10625 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10627 * genrecog.c (match_pattern_2): If pred is NULL don't call
10628 safe_predicate_mode on it.
10630 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10632 PR middle-end/70219
10633 * lra-constraints.c (delete_move_and_clobber): Change assertion
10634 to also allow dregno == 0.
10636 2016-03-14 Richard Henderson <rth@redhat.com>
10639 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10640 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10641 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10642 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10645 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10648 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10650 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10652 * lra-constraints.c (split_reg): For hard regs, try to find the
10653 biggest single-register mode used in the function.
10655 2016-03-14 Richard Biener <rguenther@suse.de>
10657 PR tree-optimization/56365
10658 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10659 constants to compare against.
10661 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10664 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10665 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10666 (define_split for the GPR case): Use int_reg_operand instead of
10667 gpc_reg_operand for the output.
10669 2016-03-14 Tom de Vries <tom@codesourcery.com>
10671 PR tree-optimization/70045
10672 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10673 create_empty_if_region_on_edge argument.
10675 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10677 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10678 (STACK_CHECK_PROTECT): Likewise.
10679 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10680 (STACK_CHECK_PROTECT): Likewise.
10681 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10682 (STACK_CHECK_PROTECT): Likewise.
10683 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10684 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10685 (STACK_CHECK_PROTECT): Likewise.
10687 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10689 PR rtl-optimization/69307
10690 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10691 registers in modes that span more than one register.
10693 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10696 * lra-constraints.c (delete_move_and_clobber): New.
10697 (remove_inheritance_pseudos): Use it.
10699 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10702 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10703 the libcall is LCT_THROW.
10704 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10705 for the checking routine.
10707 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10710 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10711 optimization if we have direct move.
10712 (roundu32<mode>2_fprs): Likewise.
10714 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10717 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10719 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10720 Arguments swapped. All callers changed. Take reg_renumber into
10721 account, and Calculate and compare register ranges for hard regs.
10723 2016-03-11 Jeff Law <law@redhat.com>
10725 PR tree-optimization/70190
10726 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10727 Handle cases where we can not extract the taken edge, even though we
10728 found a constant value.
10730 PR tree-optimization/64058
10731 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10732 (num_coalesce_pairs): Move up earlier in file.
10733 (find_coalesce_pair): Initialize the INDEX field for each pair
10735 (compare_pairs): No longer sort on the elements in each pair.
10736 Instead break ties with the index of the coalesce pair.
10738 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10741 * config/aarch64/aarch64-protos.h
10742 (aarch64_save_restore_target_globals): New prototype.
10743 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10744 Call the above when popping pragma.
10745 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10747 (aarch64_set_current_function): Rewrite using the above.
10749 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10751 PR tree-optimization/70177
10752 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10753 (extract_ops_from_tree): ... this. In the 2 argument
10754 overload remove _1 suffix.
10755 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10756 (extract_ops_from_tree): ... this.
10757 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10759 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10760 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10761 extract_ops_from_tree instead of 2 operand one.
10763 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10765 PR tree-optimization/70013
10766 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10767 for constant-pool entries.
10769 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10771 PR rtl-optimization/70174
10772 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10773 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10775 PR tree-optimization/70169
10776 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10777 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10780 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10781 Jakub Jelinek <jakub@redhat.com>
10784 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10785 of uninitialized values.
10787 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10789 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10791 ("*trunctddd2"): New pattern definition.
10792 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10795 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10797 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10798 definitions for BFP and DFP rounding modes.
10799 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10800 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10801 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10802 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10805 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10807 * config/s390/constraints.md: Adjust comment.
10808 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10809 s390_decompose_addrstyle_without_index.
10810 * config/s390/predicates.md (shift_count_or_setmem_operand):
10811 Rename to setmem_operand.
10812 * config/s390/s390-protos.h
10813 (s390_decompose_shift_count): Rename to
10814 s390_decompose_addrstyle_without_index.
10815 * config/s390/s390.c (s390_decompose_shift_count)
10816 (s390_mem_constraint, print_shift_count_operand)
10817 (print_operand_address, print_operand): Rename
10818 s390_decompose_shift_count to
10819 s390_decompose_addrstyle_without_index and rename
10820 print_shift_count_operand to print_addrstyle_operand troughout the
10822 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10823 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10824 Rename shift_count_or_setmem_operand to setmem_operand.
10825 * config/s390/vx-builtins.md ("vec_insert<mode>")
10826 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10829 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10832 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10833 Handle overlapping retval and newval.
10835 2016-03-10 Nick Clifton <nickc@redhat.com>
10838 * config/aarch64/aarch64.c
10839 (aarch64_override_options_after_change_1): When forcing
10840 flag_omit_frame_pointer to be true, use a special value that can
10841 be detected if this function is called again, thus preventing
10842 flag_omit_leaf_frame_pointer from being forced to be false.
10844 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10846 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10847 Set x_flag_omit_leaf_frame_pointer when handling
10848 -momit-leaf-frame-pointer.
10850 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10853 * cgraph.c (cgraph_node::dump): Dump split_part and
10854 indirect_call_target.
10855 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10856 * ipa.c (has_addr_references_p): Cleanup.
10857 (is_indirect_call_target_p): New.
10858 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10859 called indirectly as local.
10860 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10862 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10865 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10866 on cxa_pure_virtual.
10868 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10871 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10873 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10876 * tree.c (need_assembler_name_p): Only record main variant type names.
10878 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10881 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10882 Always define to 0 or 1.
10883 (TARGET_FIX_ERR_A53_843419): New macro.
10884 * config/aarch64/aarch64-elf-raw.h
10885 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10886 * config/aarch64/aarch64-linux.h: Likewise.
10887 * config/aarch64/aarch64.c
10888 (aarch64_override_options_after_change_1): Do not default
10889 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10891 (aarch64_attributes): Handle fix-cortex-a53-843419.
10892 (aarch64_can_inline_p): Likewise.
10893 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10895 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10896 Jakub Jelinek <jakub@redhat.com>
10898 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10899 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10900 DECL_COMMONS if flag_unconstrained_commons is set.
10901 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10902 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10903 (funconstrained-commons): Document.
10905 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10907 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10908 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10910 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10912 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10913 has a proper number of elements.
10915 2016-03-10 Alan Modra <amodra@gmail.com>
10917 PR rtl-optimization/69195
10918 PR rtl-optimization/47992
10919 * ira.c (recorded_label_ref): Delete.
10920 (update_equiv_regs): Return void.
10921 (indirect_jump_optimize): New function.
10922 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10923 before regstat_compute_ri. Don't rebuild_jump_labels here.
10924 Delete update_regstat.
10926 2016-03-10 Richard Biener <rguenther@suse.de>
10928 PR tree-optimization/70128
10929 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10930 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10932 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10934 PR tree-optimization/70152
10935 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10936 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10939 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10940 instead of gen_sse2_loadlpd.
10941 * config/i386/sse.md (*vec_concatv2df): Rename to...
10942 (vec_concatv2df): ... this.
10944 PR tree-optimization/70127
10945 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10947 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10951 * diagnostic-show-locus.c (compatible_locations_p): New function.
10952 (layout::layout): Sanitize ranges using compatible_locations_p.
10954 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10958 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10959 location_range param with three const expanded_locations * and a
10961 (layout::layout): Replace call to
10962 rich_location::lazily_expand_location with get_expanded_location.
10963 Extract the range and perform location expansion here, passing
10964 the results to the layout_range ctor.
10965 * diagnostic.c (source_range::debug): Delete.
10966 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10967 of rich_location::get_expanded_location.
10968 * gcc-rich-location.c (get_range_for_expr): Delete.
10969 (gcc_rich_location::add_expr): Reimplement to avoid the
10970 rich_location::add_range overload that took a location_range,
10971 passing a location_t instead.
10973 2016-03-09 Richard Biener <rguenther@suse.de>
10974 Jakub Jelinek <jakub@redhat.com>
10976 PR tree-optimization/70138
10977 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10978 Also skip vect_double_reduction_def.
10980 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10983 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10984 if the operand is "m".
10986 2016-03-09 Nathan Sidwell <nathan@acm.org>
10988 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10990 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10992 * config/i386/i386.c (processor_target_table): Fix cost table
10993 intialization order for znver1.
10995 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10997 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10998 - becuase -> because.
10999 * ipa-reference.c (ignore_module_statics): Likewise.
11000 * cgraph.c (cgraph_node::get_body): Likewise.
11001 * ipa-inline.c (early_inliner): Likewise.
11002 * ipa-devirt.c (types_same_for_odr): Likewise.
11003 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11004 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11006 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11008 * tree-ssa-math-opts.c: Fix typo in comment.
11010 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11013 * config/i386/i386.c (scalar_chain::make_vector_copies,
11014 scalar_chain::convert_reg): Call end_sequence in between
11015 get_insns and emit_conversion_insns rather than after both
11018 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11021 * config/i386/i386.h (machine_function): Add
11022 pc_thunk_call_expanded flag.
11023 (ix86_pc_thunk_call_expanded): New define.
11024 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11025 (*set_got): Rename insn pattern from set_got.
11026 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11027 * config/i386/i386.c (ix86_compute_frame_layout): Use
11028 ix86_pc_thunk_call_expanded to prevent red-zone.
11030 2016-03-07 Martin Jambor <mjambor@suse.cz>
11032 * hsa.h (hsa_get_ctor_statements): Declare.
11033 (hsa_get_dtor_statements): Likewise.
11034 (hsa_get_kernel_dispatch_type): Likewise.
11035 * hsa.c (hsa_get_ctor_statements): New function.
11036 (hsa_get_dtor_statements): Likewise.
11037 (hsa_get_kernel_dispatch_type): Likewise.
11038 * hsa-brig.c (hsa_cdtor_statements): Removed.
11039 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11040 hsa_get_dtor_statements.
11041 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11042 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11044 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11046 * config/arm/arm-cores.def (cortex-r8): New.
11047 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11048 * config/arm/arm-tune.md: Likewise.
11049 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11051 2016-03-07 Martin Sebor <msebor@redhat.com>
11053 PR rtl-optimization/19705
11054 * doc/invoke.texi (Options That Control Optimization): Clarify
11055 -fno-branch-count-reg.
11057 2016-02-26 Richard Biener <rguenther@suse.de>
11058 Jeff Law <law@redhat.com>
11060 PR tree-optimization/69740
11061 * cfghooks.c (remove_edge): Request loop fixups if we delete
11062 an edge that might turn an irreducible loop into a natural
11064 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11065 Move after definition of loops_state_clear.
11067 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11069 PR rtl-optimization/69052
11070 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11073 2016-03-07 Tom de Vries <tom@codesourcery.com>
11075 PR tree-optimization/70116
11076 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11077 is_tm_ending stmts and ubsan/asan internal functions.
11078 (find_duplicate): Use it. Don't test is_tm_ending here.
11080 2016-03-07 Richard Biener <rguenther@suse.de>
11082 PR tree-optimization/70115
11083 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11084 (propagate_constants_for_unrolling): Use replace_uses_by.
11086 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11088 PR middle-end/69916
11089 * omp-low.c (struct oacc_loop): Add ifns.
11090 (new_oacc_loop_raw): Initialize it.
11091 (finish_oacc_loop): Clear mask & flags if no ifns.
11092 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11093 (oacc_loop_xform_loop): Add ifns arg & adjust.
11094 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11096 2016-03-07 Richard Henderson <rth@redhat.com>
11099 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11100 (insert_value_copy_on_edge): Likewise.
11102 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11104 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11106 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11109 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11111 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11113 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11115 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11117 Fix sseimul type attribute.
11118 * config/i386/znver1.md
11119 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11120 znver1_sseimul_avx256_load) : Fix the type attribute.
11121 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11122 pipe usage and latency.
11124 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11127 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11128 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11131 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11134 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11136 PR rtl-optimization/69941
11137 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11138 the reg share its mode.
11140 2016-03-04 Jeff Law <law@redhat.com>
11142 PR tree-optimization/69196
11143 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11144 If the both SSA_NAMEs are anonymous, then consider them unassociated
11145 and include the PHI in the statement count.
11147 2016-03-05 Tom de Vries <tom@codesourcery.com>
11149 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11150 construct in oacc routine. Check for oacc region in oacc routine.
11152 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11155 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11156 2016-02-22 changes, instead don't recurse if RECUR is already true.
11157 Don't change *dynamic_check if RECUR. Adjust recursive caller
11158 to pass true to the new argument.
11159 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11162 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11163 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11165 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11167 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11169 PR rtl-optimization/57676
11170 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11171 with flag_checking.
11173 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11175 * tree-vect-patterns.c (search_type_for_mask): Handle
11176 comparison of booleans.
11178 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11180 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11184 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11185 all other ops that have dw_val_class_die_ref operands,
11186 and DW_OP_GNU_entry_value.
11188 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11190 PR rtl-optimization/69904
11191 * config/arm/arm.c (arm_cannot_copy_insn_p):
11192 Return true for load-exclusive instructions.
11194 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11197 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11198 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11199 the pattern no matter if it is used just by non-pattern, pattern
11201 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11202 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11203 oprnd1 def_stmt is in pattern, don't look through it.
11205 2016-03-03 Marek Polacek <polacek@redhat.com>
11207 PR middle-end/70050
11208 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11210 2016-03-03 Martin Liska <mliska@suse.cz>
11212 PR tree-optimization/70043
11213 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11214 previous statement if we see a debug statement.
11216 2016-03-03 Richard Biener <rguenther@suse.de>
11218 PR tree-optimization/55936
11219 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11220 parameter and guard unsafe equivalence use.
11221 (vrp_evaluate_conditional_warnv_with_ops): Always use
11222 safe equivalences but not via the quadratic compare_names
11225 2016-03-03 Michael Collison <michael.collison@linaro.org>
11228 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11229 for operand 1 to s_register_operand. Change predicate for operand
11230 2 to arm_not_immediate_operand.
11232 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11234 * doc/tm.texi: Regenerated.
11236 2016-03-02 Richard Henderson <rth@redhat.com>
11239 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11240 simplification when all args are positive non-fixed registers.
11242 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11244 * target.def (lra_p): Specify that new ports should use LRA.
11246 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11249 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11250 gimplify_type_sizes the type they refer to.
11251 (omp_notice_variable): Handle reference vars to VLAs.
11252 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11253 reference to VLA decls in the second pass instead of first pass.
11255 2016-03-02 Tom de Vries <tom@codesourcery.com>
11257 PR tree-optimization/68659
11258 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11259 new_expr == NULL_TREE.
11260 (get_new_name): Handle ADDR_EXPR.
11262 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11264 PR rtl-optimization/69052
11265 * loop-invariant.c (canonicalize_address): New function.
11266 (inv_can_prop_to_addr_use): Check validity of address expression
11267 which is canonicalized by above function.
11269 2016-03-02 Alan Modra <amodra@gmail.com>
11272 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11275 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11278 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11279 (*movhi_internal): Put mask moves from and to memory separately
11280 from moves from/to GPRs.
11282 2016-03-02 Richard Biener <rguenther@suse.de>
11284 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11285 GENERIC expressions in GIMPLE.
11287 2016-03-02 Richard Biener <rguenther@suse.de>
11289 * config/i386/i386.c (type_natural_mode): Fix typo.
11291 2016-03-02 Nick Clifton <nickc@redhat.com>
11293 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11295 2016-03-02 Richard Biener <rguenther@suse.de>
11296 Uros Bizjak <ubizjak@gmail.com>
11299 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11301 2016-03-02 Richard Biener <rguenther@suse.de>
11303 PR middle-end/67278
11304 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11306 2016-03-02 Marek Polacek <polacek@redhat.com>
11309 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11310 "is promoted to" warning.
11312 2016-03-01 DJ Delorie <dj@redhat.com>
11314 * config.gcc: Deprecate mep-*.
11316 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11318 PR middle-end/70025
11319 * lra-constraints.c (regno_val_use_in): New.
11320 (match_reload): Use it instead of regno_use_in.
11322 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11324 PR rtl-optimization/70007
11325 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11326 references present in REG_EQUAL notes attached to non-SET patterns.
11328 2016-03-01 Jeff Law <law@redhat.com>
11330 PR tree-optimization/69196
11331 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11332 Appropriately clamp the number of statements to copy when the
11333 thread path does not traverse a loop backedge.
11335 PR tree-optimization/69196
11336 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11337 Do count some PHIs in the thread path against the insn count. Decrease
11338 final statement count by one as the control statement in the last
11339 block will get removed. Remove special cased code for handling PHIs
11342 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11345 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11346 asm dialect alternatives to explicit GOTPCREL calls.
11348 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11351 * ira.c (do_reload): Issue warning for generic stack checking here...
11352 * reload1.c (reload): ...instead of here and streamline it.
11354 2016-03-01 Nick Clifton <nickc@redhat.com>
11356 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11358 2016-03-01 Richard Biener <rguenther@suse.de>
11360 PR tree-optimization/69983
11361 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11362 types and fall back to operand_equal_p.
11364 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11367 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11369 * config/s390/constraints.md ("jm8"): New constraint.
11370 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11372 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11374 ("*setmem_long<setmem_and>"): New pattern.
11375 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11377 ("*setmem_long_31z<setmem_and>"): New pattern.
11378 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11379 New substitution rules with the required attributes.
11382 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11385 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11387 * gensupport.c (process_substs_on_one_elem): Split loop to
11388 complete mark_operands_used_in_match_dup on all expressions in the
11390 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11391 and remove function.
11393 2016-03-01 Richard Biener <rguenther@suse.de>
11395 PR middle-end/70022
11396 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11397 vector BIT_FIELD_REF extract.
11399 2016-03-01 Richard Biener <rguenther@suse.de>
11401 PR tree-optimization/69994
11402 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11404 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11406 PR tree-optimization/69956
11407 * tree-vect-stmts.c (supportable_widening_operation): Support
11408 multi-step conversion of boolean vectors.
11409 (supportable_narrowing_operation): Likewise.
11411 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11413 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11416 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11418 * config/s390/subst.md (DSI_VI): New mode iterator.
11419 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11420 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11421 the insn definition.
11422 ("*vec_set<mode>"): Change predicate and add alternative to
11423 support only either register or const_int operands as element
11425 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11427 ("vec_extract<mode>"): New expander.
11428 ("*vec_extract<mode>"): New insn definition supporting reg and
11429 const_int element selectors.
11430 ("*vec_extract<mode>_plus"): New insn definition supporting
11431 reg+const_int element selectors.
11432 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11433 following expander+insn definition.
11434 ("<vec_shifts_name><mode>3"): New expander.
11435 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11437 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11439 * config/s390/s390.md ("*tabort_1"): Change predicate to
11440 nonmemory_operand. Add a second alternative to cover
11441 register as well as const int operands.
11442 ("*tabort_1_plus"): New pattern definition.
11444 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11446 * config/s390/s390.md ("*ashrdi3_cc_31")
11447 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11448 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11449 Merge insn definitions into ...
11450 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11451 New pattern definition.
11452 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11453 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11454 ("*ashr<mode>3_and"): Merge insn definitions into ...
11455 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11456 New pattern definition.
11457 * config/s390/subst.md ("addr_style_op_cc_subst")
11458 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11459 substitutions patterns plus attributes.
11460 Add ashiftrt to SUBST iterator.
11462 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11464 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11465 op2 to nonmemory_operand.
11466 ("*<shift>di3_31", "*<shift>di3_31_and"):
11467 Merge into single pattern definition ...
11468 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11469 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11470 pattern definition ...
11471 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11472 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11475 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11477 * config/s390/predicates.md (const_int_6bitset_operand): New
11479 * config/s390/s390.md: Include subst.md.
11480 ("rotl<mode>3"): New expander.
11481 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11483 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11484 * config/s390/subst.md: New file.
11486 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11488 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11489 Remove RRR type. It doesn't really exist.
11490 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11492 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11493 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11494 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11495 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11496 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11497 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11498 `enabled' attribute.
11500 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11502 * gensupport.c (process_substs_on_one_elem): Split loop to
11503 complete mark_operands_used_in_match_dup on all expressions in the
11505 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11506 and remove function.
11508 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11511 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11512 (CEIL_NWORDS): ...this. Use CEIL macro.
11513 (compute_fp_layout): Adjust to above renaming.
11514 (function_arg_union_value): Likewise.
11515 (sparc_arg_partial_bytes): Likewise.
11516 (sparc_function_arg_advance): Likewise.
11518 2016-02-29 Jeff Law <law@redhat.com>
11520 PR tree-optimization/70005
11521 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11522 where an object with a boolean range is compared against a value
11525 PR tree-optimization/69999
11526 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11527 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11530 2016-02-29 Richard Biener <rguenther@suse.de>
11532 PR tree-optimization/69994
11533 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11534 (get_unary_op): Look through nop conversions.
11535 (ops_equal_values_p): New function, look for equality diregarding
11537 (eliminate_plus_minus_pair): Use ops_equal_values_p
11538 (repropagate_negates): Do not use get_unary_op here.
11540 2016-02-29 Martin Liska <mliska@suse.cz>
11542 * system.h: Poison ENABLE_CHECKING macro.
11544 2016-02-29 Martin Liska <mliska@suse.cz>
11546 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11547 is presented in dump flags.
11548 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11549 (hsa_regalloc): Likewise.
11551 2016-02-19 Richard Biener <rguenther@suse.de>
11553 PR tree-optimization/69980
11554 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11555 permutation of those we need to keep.
11557 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11560 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11561 (NWORDS_UP): ...this
11562 (init_cumulative_args): Minor tweaks.
11563 (sparc_promote_function_mode): Likewise.
11564 (scan_record_type): Delete.
11565 (traverse_record_type): New function template.
11566 (classify_data_t): New structure type.
11567 (classify_registers): New inline function.
11568 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11569 exhausted. Instantiate traverse_record_type on classify_registers and
11570 deal with the case of a structure passed in slot #15 with no FP field
11572 (assign_data_t): New structure type.
11573 (compute_int_layout): New static function.
11574 (compute_fp_layout): Likewise.
11575 (count_registers): New inline function.
11576 (assign_int_registers): New static function.
11577 (assign_fp_registers): Likewise.
11578 (assign_registers): New inline function.
11579 (function_arg_record_value_1): Delete.
11580 (function_arg_record_value_2): Likewise.
11581 (function_arg_record_value_3): Likewise.
11582 (function_arg_record_value): Adjust to above changes. Instantiate
11583 traverse_record_type on count_registers to first count the number of
11584 registers to be used and then on assign_registers to assign them.
11585 (function_arg_union_value): Adjust to above renaming.
11586 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11587 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11588 case of a structure passed in slot #15
11589 (sparc_function_arg_advance): Likewise.
11590 (function_arg_padding): Minor tweak.
11592 2016-02-29 Richard Biener <rguenther@suse.de>
11594 PR tree-optimization/69720
11595 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11596 the adjustment_def path for possibly vectorized defs.
11597 (vect_create_epilog_for_reduction): Handle vectorized initial
11600 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11602 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11604 2016-02-27 Jeff Law <law@redhat.com>
11607 2016-02-26 Richard Biener <rguenther@suse.de>
11608 Jeff Law <law@redhat.com>
11610 PR tree-optimization/69740
11611 * cfghooks.c (remove_edge): Request loop fixups if we delete
11612 an edge that might turn an irreducible loop into a natural
11615 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11617 PR rtl-optimization/69896
11618 * tree-vect-generic.c (get_compute_type): Avoid single element
11621 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11623 Rename the AArch64 tuning option and related functions to enable the
11624 Newton series for the reciprocal square root to reflect its
11625 approximative characteristic.
11627 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11628 function to "aarch64_emit_approx_rsqrt".
11629 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11630 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11631 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11632 (xgene1_tunings): Likewise.
11633 (use_rsqrt_p): Likewise.
11634 (aarch64_emit_swrsqrt): Use new function name.
11635 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11636 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11637 text explaining this option.
11638 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11640 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11643 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11644 complain about -mallow-movmisalign without -mvsx if
11645 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11647 2016-02-26 Joel Sherrill <joel@rtems.org>
11649 * config.gcc: Add x86_64-*-rtems*.
11650 * config/i386/rtems-64.h: New file.
11652 2016-02-26 Joel Sherrill <joel@rtems.org>
11654 * config.gcc: Add aarch64-*-rtems*.
11655 * config/aarch64/rtems.h: New file.
11657 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11660 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11661 shift amount using %h. Add comment.
11663 2016-02-26 Richard Biener <rguenther@suse.de>
11664 Jeff Law <law@redhat.com>
11666 PR tree-optimization/69740
11667 * cfghooks.c (remove_edge): Request loop fixups if we delete
11668 an edge that might turn an irreducible loop into a natural
11671 2016-02-26 Martin Jambor <mjambor@suse.cz>
11673 PR middle-end/69920
11674 * tree-sra.c (sra_modify_assign): Do not remove loads of
11675 uninitialized aggregates to SSA_NAMEs.
11677 2016-02-26 Richard Henderson <rth@redhat.com>
11680 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11681 pseudo in case the target rtx matches the source of the left
11684 2016-02-26 Martin Jambor <mjambor@suse.cz>
11687 * hsa.h (hsa_type_packed_p): Declare.
11688 * hsa.c (hsa_type_packed_p): New function.
11689 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11691 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11692 * hsa-brig.c (emit_basic_insn): Likewise.
11694 2016-02-26 Martin Jambor <mjambor@suse.cz>
11697 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11699 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11701 2016-02-26 Martin Jambor <mjambor@suse.cz>
11703 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11704 hsa_op_with_type operands.
11705 (hsa_unsigned_type_for_type): Declare.
11706 * hsa.c (hsa_unsigned_type_for_type): New function.
11707 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11708 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11709 the finalizer. Do not emit extra move.
11711 2016-02-26 Martin Jambor <mjambor@suse.cz>
11713 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11714 atomic operations in private segment.
11716 2016-02-26 Martin Jambor <mjambor@suse.cz>
11718 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11719 statements to wi->info. Also disallow omp simd constructs.
11720 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11721 for not gridifying. Dump special string for omp_for.
11723 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11726 * config/aarch64/aarch64.c (aarch64_set_current_function):
11727 Save/restore target globals when switching to
11728 target_option_default_node.
11730 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11733 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11734 Return 0 if !SHIFT_COUNT_TRUNCATED.
11736 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11737 Eric Botcazou <ebotcazou@adacore.com>
11739 PR rtl-optimization/69891
11740 * dse.c (scan_insn): If we can't figure out memset arguments
11741 or they are non-constant, call clear_rhs_from_active_local_stores.
11743 2016-02-26 Martin Liska <mliska@suse.cz>
11745 * doc/extend.texi: Mention clog10, clog10f an clog10l
11746 in Builtins section.
11748 2016-02-26 Martin Liska <mliska@suse.cz>
11750 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11752 (resolve_args_picking_1): Likewise.
11753 * dwarf2out.h (struct GTY): Likewise.
11755 2016-02-26 Martin Liska <mliska@suse.cz>
11757 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11758 with flag_checking.
11759 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11761 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11762 Martin Liska <mliska@suse.cz>
11764 * doc/install.texi: Mention --enable-valgrind-annotations.
11766 2016-02-26 Richard Biener <rguenther@suse.de>
11768 PR tree-optimization/69551
11769 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11770 looking through aliases adjust DECL_PT_UID to refer to the
11771 ultimate alias target.
11773 2016-02-25 Martin Liska <mliska@suse.cz>
11775 PR middle-end/69919
11776 * alloc-pool.c (after_memory_report): New variable.
11777 * alloc-pool.h (base_pool_allocator ::release): Do not use
11778 the infrastructure if after_memory_report.
11779 * toplev.c (toplev::main): Mark after memory report.
11781 2016-02-25 Richard Biener <rguenther@suse.de>
11783 PR tree-optimization/48795
11784 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11786 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11789 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11790 offloading is enabled and -fopenacc or -fopenmp is specified.
11791 (CRTOFFLOADEND): Likewise.
11792 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11793 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11794 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11795 (offload_objects_file_name): New static var.
11796 (tool_cleanup): Remove offload_objects_file_name file.
11797 (find_offloadbeginend): Replace with ...
11798 (find_crtoffloadtable): ... this.
11799 (run_gcc): Remove offload_argc and offload_argv.
11800 Get offload_objects_file_name from -foffload-objects=... option.
11801 Read names of object files with offload from this file, pass them to
11802 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11803 don't pass offloadbegin and offloadend to the linker. Don't pass
11804 offload non-LTO files to the linker, because now they're not claimed.
11806 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11809 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11810 on builtin_unreachable.
11812 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11814 PR rtl-optimization/69896
11815 * regcprop.c: Include cfgrtl.h.
11816 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11817 than remembered mode, either delete it (if noop_move_p), or
11818 treat like copy_p but not noop_p instruction.
11820 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11823 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11824 - allow NULL decl for Fortran DW_TAG_common_block variables.
11826 2016-02-24 Jason Merrill <jason@redhat.com>
11828 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11830 2016-02-24 Richard Biener <rguenther@suse.de>
11831 Jakub Jelinek <jakub@redhat.com>
11833 PR middle-end/69760
11834 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11835 conditionally executed ops to well-defined overflow behavior.
11837 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11839 PR middle-end/69915
11840 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11843 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11845 PR rtl-optimization/69886
11846 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11847 argument. Use it when checking validity of set instructions.
11848 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11849 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11851 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11852 * store-motion.c (find_moveable_store): Update
11853 can_assign_to_reg_without_clobbers_p callsite.
11855 2016-02-24 Richard Biener <rguenther@suse.de>
11857 PR middle-end/68963
11858 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11860 (record_nonwrapping_iv): Do not fall back to the low/high bound
11861 for non-constant IV bases if the stmt is not always executed.
11863 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11865 * config/arm/arm-cores.def (cortex-a32): New entry.
11866 * config/arm/arm-tables.opt: Regenerate.
11867 * config/arm/arm-tune.md: Regenerate.
11868 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11869 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11870 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11871 for -mcpu and -mtune.
11873 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11876 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11877 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11878 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11879 (atomic_loaddi_1): Delete.
11880 (atomic_loaddi): Rewrite expander using the above changes.
11882 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11885 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11888 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11889 Richard Biener <rguenth@suse.de>
11891 PR middle-end/69909
11892 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11893 set_mem_attributes if tem is SSA_NAME which got expanded
11896 2016-02-24 Richard Biener <rguenther@suse.de>
11898 PR tree-optimization/69907
11899 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11900 end of permutations for BB vectorization.
11902 2016-02-24 Christian Bruel <christian.bruel@st.com>
11904 * config/arm/arm-c.c (arm_option_override): Initialize
11905 target_option_current_node.
11906 * config/arm/arm.c (arm_pragma_target_parse): Replace
11907 build_target_option_node call by target_option_current_node.
11908 Set target_option_current_node.
11911 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11914 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11915 define_insn_and_split to define_insn.
11916 (zero_extendqi<mode>2_dot2): Same.
11917 (extendqi<mode>2_dot): Same.
11918 (extendqi<mode>2_dot2): Same.
11920 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11922 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11923 and add bypass for AES{D,E} and AESMC pairs.
11924 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11927 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11929 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11930 series for reciprocal square root in Exynos M1.
11932 2016-02-23 Martin Sebor <msebor@redhat.com>
11935 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11936 __builtin_alloca_with_align.
11938 2016-02-23 Richard Henderson <rth@redhat.com>
11940 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11941 (ix86_register_pragmas): Remove __seg_tls.
11942 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11943 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11944 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11945 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11946 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11947 * doc/extend.texi (__seg_tls): Remove item.
11949 2016-02-23 Richard Biener <rguenther@suse.de>
11951 * alloc-pool.h (struct allocation_object): Make id member
11952 conditional on CHECKING_P again.
11953 (get_instance): Adjust.
11954 (base_pool_allocator): Likewise.
11956 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11958 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11959 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11961 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11963 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11965 2016-02-23 Richard Biener <rguenther@suse.de>
11967 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11968 * bitmap.h (struct bitmap_usage): Likewise.
11969 (bitmap_move): Declare.
11970 * bitmap.c (register_overhead): Take size_t argument.
11971 (bitmap_move): New function.
11972 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11973 to properly account overhead.
11974 * tree.c (free_node): Use tree_size.
11976 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11979 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11980 when inverting comparison.
11983 * common.opt (Wunreachable-code): Add Warning flag.
11985 2016-02-23 Mark Wielaard <mjw@redhat.com>
11986 Jakub Jelinek <jakub@redhat.com>
11989 * cgraphunit.c (check_global_declaration): Check main_input_filename
11990 and DECL_SOURCE_FILE are not NULL.
11992 2016-02-23 Martin Jambor <mjambor@suse.cz>
11994 PR tree-optimization/69666
11995 * tree-sra.c (sra_modify_assign): Do not attempt to create
11996 default_def replacements for unscalarizable regions.
11998 2016-02-20 Mark Wielaard <mjw@redhat.com>
12001 * cgraphunit.c (check_global_declaration): Check level of
12002 warn_unused_const_variable and main_input_filename.
12003 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12004 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12005 (-Wunused-const-variable): Explain levels 1 and 2.
12007 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12010 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12011 identical arguments. Formatting and spelling fixes.
12014 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12019 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12020 and m68k-devices.def.
12021 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12022 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12024 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12026 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12027 and HImode registers.
12029 2016-02-22 Richard Biener <rguenther@suse.de>
12031 PR tree-optimization/69882
12032 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12033 preserve permutations present because of gaps.
12034 (vect_supported_load_permutation_p): Always continue checking
12035 permutations after vect_attempt_slp_rearrange_stmts.
12037 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12039 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12040 min_profitable_estimate, rather than min_profitable_iters.
12042 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12045 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12046 SImode for last match_operand.
12048 2016-02-22 Martin Liska <mliska@suse.cz>
12050 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12051 return bitsize - 1 as the return value.
12053 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12057 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12058 Handle negative shift counts.
12059 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12060 force_reg on the shift constant.
12061 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12062 (lshrsi3_d): Handle negative shift counts.
12064 2016-02-22 Richard Biener <rguenther@suse.de>
12065 Tom de Vries <tom@codesourcery.com>
12067 * graph.c: Include dumpfile.h.
12068 (print_graph_cfg): Split into three overloads.
12069 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12071 2016-02-22 Tom de Vries <tom@codesourcery.com>
12073 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12076 2016-02-22 Richard Biener <rguenther@suse.de>
12079 * ipa-inline-transform.c (inline_call): When not updating
12080 overall summaries adjust self size by the growth estimate.
12081 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12082 hash-set, do not update overall summaries here. Renamed from ...
12083 (inline_to_all_callers): ... this which is now wrapping the
12084 above and performing delayed overall summary update.
12085 (early_inline_small_functions): Delay updating of the overall
12088 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12090 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12093 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12096 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12097 :%* in %:gt() argument.
12098 (greater_than_spec_func): Adjust for expecting only numbers,
12099 if there are more than two numbers, compare the last two.
12101 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12103 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12104 -Wnarrowing with -std.
12106 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12109 * expr.c (store_field): Don't use bit-field path if exp is
12110 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12111 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12112 and the assignment can be performed by bitwise copy. Formatting
12115 PR middle-end/69838
12116 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12117 call copy_reg_eh_region_note_forward on before and/or after sequences
12118 and remove note from insn if it no longer can throw.
12121 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12122 if TARGET_AVX512BW.
12124 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12126 * config/s390/vector.md: Add missing commutative operand markers
12127 to the patterns which qualify for one.
12128 * config/s390/vx-builtins.md: Likewise.
12130 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12132 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12133 types to mode iterators.
12134 (vec_double): ... and mode attribute.
12135 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12137 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12139 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12140 Change the predicate of op2 from nonimmediate to general and let
12141 reload fix it if necessary.
12143 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12145 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12147 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12149 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12152 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12154 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12155 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12156 * config/s390/s390.md ("movstr<P:mode>"): Call
12157 s390_expand_vec_movstr.
12159 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12161 * config/s390/s390.md: Add missing output modifier for operand 1
12162 to print it as address properly.
12164 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12166 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12167 * config/s390/2964.md: New file.
12168 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12169 of insn grouping attributes depending on the CPU level.
12170 (s390_get_unit_mask): New function.
12171 (s390_sched_score): Remove the OOO from the scheduling macros.
12172 Add loop to calculate a score for the instruction mix.
12173 (s390_sched_reorder): Likewise plus improve debug output.
12174 (s390_sched_variable_issue): Rename macros as above. Calculate
12175 the unit distances after actually scheduling an insn. Improve
12177 (s390_sched_init): Clear last_scheduled_unit_distance array.
12178 * config/s390/s390.md: Include 2964.md.
12180 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12183 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12184 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12185 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12186 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12187 *avx512f_<code>v8div16qi2_mask_1): New insns.
12189 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12192 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12195 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12196 earlyclobber from target. Use wF constraint for fused memory
12198 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12200 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12201 Martin Liska <mliska@suse.cz>
12204 * cfgexpand.c (asan_sanitize_stack_p): New function.
12205 (partition_stack_vars): Use the function.
12206 (expand_stack_vars): Likewise.
12207 (defer_stack_allocation): Likewise.
12208 (expand_used_vars): Likewise.
12210 2016-02-18 Richard Biener <rguenther@suse.de>
12212 PR middle-end/69553
12213 * fold-const.c (operand_equal_p): Properly compare offsets for
12214 IMAGPART_EXPR and ARRAY_REF.
12216 2016-02-18 Nick Clifton <nickc@redhat.com>
12220 * config/arm/arm.c (arm_option_override_internal): Disable
12221 interworking if the target does not support thumb instructions.
12222 (arm_reload_in_hi): Handle the case where a register to register
12223 move needs reloading because there is no simple pattern to handle
12225 (arm_reload_out_hi): Likewise.
12227 2016-02-18 Richard Biener <rguenther@suse.de>
12229 PR middle-end/69854
12230 * match.pd: Don't use fold_binary or fold_unary for folding
12233 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12236 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12237 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12238 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12239 warn on gimple_no_warning_p statements.
12241 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12243 * doc/extend.texi (C++ Attributes): Correct description of
12244 warn_unused type attribute.
12246 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12248 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12249 correct instruction.
12251 2016-02-17 Richard Biener <rguenther@suse.de>
12253 PR rtl-optimization/69609
12254 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12255 (find_traces_1_round): When ending a trace update cached priority
12257 (bb_to_key): Use cached priority when available.
12258 (copy_bb): Initialize cached priority.
12259 (reorder_basic_blocks_software_trace_cache): Likewise.
12261 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12264 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12266 (aarch64_comparison_operator): Break overly long line into two.
12267 (aarch64_comparison_operation): Likewise.
12268 * config/aarch64/aarch64.md (cstorecc4): Use
12269 aarch64_comparison_operator_mode instead of
12270 aarch64_comparison_operator.
12271 (cstore<mode>4): Likewise.
12272 (aarch64_cstore<mode>): Likewise.
12273 (*cstoresi_insn_uxtw): Likewise.
12274 (cstore<mode>_neg): Likewise.
12275 (*cstoresi_neg_uxtw): Likewise.
12277 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12280 * config/arm/predicates.md (arm_comparison_operator_mode):
12282 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12283 instead of arm_comparison_operator.
12284 (*mov_negscc): Likewise.
12285 (*mov_notscc): Likewise.
12286 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12287 (*thumb2_mov_negscc): Likewise.
12288 (*thumb2_mov_negscc_strict_it): Likewise.
12289 (*thumb2_mov_notscc): Likewise.
12290 (*thumb2_mov_notscc_strict_it): Likewise.
12292 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12294 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12295 Add missing return.
12297 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12299 * config/visium/visium.c (machine_libfunc_index): New enum.
12300 (machine_libfuncs): New structure.
12301 (visium_libfuncs): New static variable.
12302 (TARGET_INIT_LIBFUNCS): Define to...
12303 (visium_init_libfuncs): ...this. New function.
12304 (expand_block_move_4): Use the appropriate libfunc.
12305 (expand_block_move_2): Likewise.
12306 (expand_block_move_1): Likewise.
12307 (expand_block_set_4): Likewise.
12308 (expand_block_set_2): Likewise.
12309 (expand_block_set_1): Likewise.
12310 (visium_trampoline_init): Likewise.
12312 2016-02-17 Nick Clifton <nickc@redhat.com>
12314 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12315 TI's devices.csv file as of March 2016.
12317 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12320 * opts-global.c (handle_common_deferred_options): Introduce and
12321 initialize two global variables to remember command-line options
12322 specifying a stack-limiting register.
12323 * opts.h: Add extern declarations of the two new global variables.
12324 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12325 variable based on the values of the two new global variables.
12327 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12330 * common.opt (Wnonnull-compare): New warning.
12331 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12332 of arguments against NULL.
12333 (-Wnonnull-compare): Document.
12334 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12335 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12336 * passes.def (pass_warn_nonnull_compare): Add.
12337 * gimple-ssa-nonnull-compare.c: New file.
12339 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12341 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12342 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12344 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12346 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12347 reciprocal sqrt for -mlow-precision-recip-sqrt.
12349 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12350 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12352 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12353 always use lane loads to construct non-constant vectors.
12355 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12357 * config/aarch64/aarch64.md
12358 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12359 constraints for operand 3.
12360 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12362 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12363 Richard Biener <rguenther@suse.de>
12365 PR tree-optimization/69820
12366 * tree-vect-patterns.c (type_conversion_p): Return false if
12367 *orig_type is unsigned single precision or boolean.
12368 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12371 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12373 PR rtl-optimization/69764
12374 PR rtl-optimization/69771
12375 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12376 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12378 2016-02-16 Richard Biener <rguenther@suse.de>
12380 PR tree-optimization/69776
12381 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12383 (indirect_refs_may_alias_p): Likewise.
12384 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12385 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12386 according to tbaa_p.
12387 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12388 (optimize_stmt): For redundant store discovery do not allow tbaa.
12390 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12392 PR tree-optimization/69714
12393 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12394 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12396 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12398 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12399 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12400 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12401 * config/arc/arc.c (arc_init): Check FPU options.
12402 (get_arc_condition_code): Handle new CC_FPU* modes.
12403 (arc_select_cc_mode): Likewise.
12404 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12405 register pair only. Allow access for ARCv2 accumulator.
12406 (gen_compare_reg): Whenever we have FPU support use FPU compare
12408 (arc_reorg): Don't generate brcc insns when FPU compare
12409 instructions are involved.
12410 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12411 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12412 floating point emulation.
12413 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12414 (REVERSE_CONDITION): Add new CC_FPU* modes.
12415 (TARGET_FP_SP_BASE): Define.
12416 (TARGET_FP_DP_BASE): Likewise.
12417 (TARGET_FP_SP_FUSED): Likewise.
12418 (TARGET_FP_DP_FUSED): Likewise.
12419 (TARGET_FP_SP_CONV): Likewise.
12420 (TARGET_FP_DP_CONV): Likewise.
12421 (TARGET_FP_SP_SQRT): Likewise.
12422 (TARGET_FP_DP_SQRT): Likewise.
12423 (TARGET_FP_DP_AX): Likewise.
12424 * config/arc/arc.md (ARCV2_ACC): New constant.
12425 (type): New fpu type attribute.
12426 (SDF): Conditional iterator.
12427 (cstore<mode>, cbranch<mode>): Change expand condition.
12428 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12429 handles FPU/FPX cases as well.
12430 * config/arc/arc.opt (mfpu): New option.
12431 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12433 (adddf3, muldf3, subdf3): Removed.
12434 * config/arc/predicates.md (proper_comparison_operator): Recognize
12436 * config/arc/fpu.md: New file.
12437 * doc/invoke.texi (ARC Options): Document mfpu option.
12439 2016-02-16 Richard Biener <rguenther@suse.de>
12441 PR rtl-optimization/69291
12442 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12443 noce_operand_ok check.
12445 2016-02-16 Tom de Vries <tom@codesourcery.com>
12448 * omp-low.c (simd_clone_create): Remove call to
12449 symtab->call_cgraph_insertion_hooks.
12451 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12453 PR tree-optimization/69802
12454 * tree-ssa-reassoc.c (update_range_test): If op is
12455 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12456 op == 1 test of precision 1 integral op, otherwise handle
12457 that case as op itself. Fix up formatting.
12458 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12461 2016-02-16 Richard Biener <rguenther@suse.de>
12463 PR tree-optimization/69586
12464 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12465 types for conversion sources.
12467 2016-02-16 Richard Biener <rguenther@suse.de>
12469 PR middle-end/69801
12470 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12471 mask OEP_ADDRESS_OF.
12473 2016-02-16 Alan Modra <amodra@gmail.com>
12476 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12477 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12478 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12480 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12481 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12482 (p8_fmrgow_<mode>): Likewise.
12483 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12485 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12486 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12487 to use movdi_internal64. Remove op0_di.
12488 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12490 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12492 Add support for the FCCMP insn types
12494 * config/aarch64/aarch64.md (fccmp): Change insn type.
12495 (fccmpe): Likewise.
12496 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12497 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12498 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12499 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12500 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12501 * config/arm/types.md (fccmps): Add new insn type.
12502 (fccmpd): Likewise.
12504 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12506 * alias.c (get_alias_set): Fix a typo in comment.
12508 2016-02-15 Richard Biener <rguenther@suse.de>
12510 PR tree-optimization/69595
12511 * match.pd: Complete range test simplification to true.
12513 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12515 PR rtl-optimization/69648
12516 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12517 pic_offset_table_rtx.
12519 PR rtl-optimization/69752
12520 * ira.c (update_equiv_regs): When looking for more than a single SET,
12521 also take other side effects into account.
12523 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12525 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12526 for z900+ CPUs in 31-bit mode.
12528 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12530 * common/config/s390/s390-common.c (s390_supports_split_stack):
12532 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12533 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12534 * config/s390/s390.c (struct machine_function): New field
12535 split_stack_varargs_pointer.
12536 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12537 in s390_emit_prologue.
12538 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12540 (morestack_ref): New global.
12541 (SPLIT_STACK_AVAILABLE): New macro.
12542 (s390_expand_split_stack_prologue): New function.
12543 (s390_live_on_entry): New function.
12544 (s390_va_start): Use split-stack vararg pointer if appropriate.
12545 (s390_asm_file_end): Emit the split-stack note sections.
12546 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12547 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12548 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12549 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12550 (split_stack_prologue): New expand.
12551 (split_stack_space_check): New expand.
12552 (split_stack_data): New insn.
12553 (split_stack_call): New expand.
12554 (split_stack_call_*): New insn.
12555 (split_stack_cond_call): New expand.
12556 (split_stack_cond_call_*): New insn.
12558 2016-02-15 Richard Biener <rguenther@suse.de>
12560 PR tree-optimization/69783
12561 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12562 Add trivially correct cases.
12564 2016-02-15 Tom de Vries <tom@codesourcery.com>
12567 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12569 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12571 2016-02-15 Richard Biener <rguenther@suse.de>
12573 PR tree-optimization/69776
12574 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12575 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12576 indicate whether we can use TBAA to disambiguate against stores.
12577 Use alias-set zero if not.
12578 (visit_reference_op_store): Do not use TBAA when looking up
12580 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12581 (eliminate_dom_walker::before_dom_children): But not when looking
12582 up redundant stores.
12584 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12586 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12588 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12590 * config/i386/znver1.md
12591 (znver1_pop, znver1_pop_mem,
12592 znver1_load_imov_double_store,
12593 znver1_load_imov_direct_store,
12594 znver1_load_imov_direct_load,
12595 znver1_load_imov_double_load): Add new.
12596 (znver1_insn, znver1_insn_load): Add icmov type.
12597 (znver1_sseavx_fma,
12598 znver1_sseavx_fma_load,
12600 znver1_avx256_fma_load): Fix pipe usage.
12602 2016-02-14 Alan Modra <amodra@gmail.com>
12605 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12606 with an invalid hard reg, reload just the reg not the entire
12607 pre/post-inc/dec address expression.
12609 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12612 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12613 fixed R1_REG scratch reg.
12614 (sibcall_value_pcrel_fdpic): Likewise.
12616 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12620 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12622 2016-02-12 Walter Lee <walt@tilera.com>
12624 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12625 * config/tilegx/t-tilegx: Likewise.
12627 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12630 * diagnostic-show-locus.c (struct line_span): New struct.
12631 (layout::get_first_line): Delete.
12632 (layout::get_last_line): Delete.
12633 (layout::get_num_line_spans): New member function.
12634 (layout::get_line_span): Likewise.
12635 (layout::print_heading_for_line_span_index_p): Likewise.
12636 (layout::get_expanded_location): Likewise.
12637 (layout::calculate_line_spans): Likewise.
12638 (layout::m_first_line): Delete.
12639 (layout::m_last_line): Delete.
12640 (layout::m_line_spans): New field.
12641 (layout::layout): Update comment. Replace m_first_line and
12642 m_last_line with m_line_spans, replacing their initialization
12643 with a call to calculate_line_spans.
12644 (diagnostic_show_locus): When printing source lines and
12645 annotations, rather than looping over a single span
12646 of lines, instead loop over each line_span within
12647 the layout, with an inner loop over the lines within them.
12648 Call the context's start_span callback when changing line spans.
12649 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12650 (diagnostic_build_prefix): Break out the building of the location
12651 part of the string into...
12652 (diagnostic_get_location_text): ...this new function, rewriting
12653 it from nested ternary expressions to a sequence of "if"
12655 (default_diagnostic_start_span_fn): New function.
12656 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12657 (diagnostic_context::start_span): New field.
12658 (default_diagnostic_start_span_fn): New prototype.
12660 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12663 * gcc.c (driver::finalize): Fix cleanup of "specs".
12665 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12669 * gcc.c (driver::driver): Initialize m_option_suggestions.
12670 (driver::~driver): Clean up m_option_suggestions.
12671 (suggest_option): Convert to...
12672 (driver::suggest_option): ...this, and split out into
12673 driver::build_option_suggestions and find_closest_string.
12674 (driver::build_option_suggestions): New function, from
12675 first half of suggest_option. Special-case
12676 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12677 the sanitizer_opts array. For options of enum types, add the
12678 various enum values to the candidate strings.
12679 (driver::handle_unrecognized_options): Remove "const".
12680 * gcc.h (driver::handle_unrecognized_options): Likewise.
12681 (driver::build_option_suggestions): New decl.
12682 (driver::suggest_option): New decl.
12683 (driver::m_option_suggestions): New field.
12684 * opts-common.c (add_misspelling_candidates): New function.
12685 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12686 and make non-static.
12687 * opts.h (sanitizer_opts): New array decl.
12688 (add_misspelling_candidates): New function decl.
12689 * spellcheck.c (find_closest_string): New function.
12690 * spellcheck.h (find_closest_string): New function decl.
12692 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12694 PR rtl-optimization/69764
12695 PR rtl-optimization/69771
12696 * optabs.c (expand_binop_directly): For shift_optab_p, force
12697 convert_modes with VOIDmode if xop1 has VOIDmode.
12699 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12702 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12703 to correctly determine instrumentation thunks.
12705 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12708 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12709 type by reference, force lhs on the call.
12712 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12713 Compute retval and retbnd early in all cases if split_part_return_p
12714 and return_bb is not EXIT. Remove all clobber stmts and reset
12715 all debug stmts that refer to SSA_NAMEs defined in split part,
12716 except if it is retval, in that case replace the old retval with the
12717 lhs of the call to the split part.
12719 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12722 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12724 PR middle-end/66726
12725 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12726 whose result is used in PHI.
12727 (maybe_optimize_range_tests): Likewise.
12728 (final_range_test_p): Likweise.
12730 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12732 PR middle-end/66726
12733 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12734 whose result is used in PHI.
12735 (maybe_optimize_range_tests): Likewise.
12736 (final_range_test_p): Likweise.
12738 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12740 * cgraph.c: Spelling fixes - behaviour -> behavior and
12741 neighbour -> neighbor.
12742 * target.def: Likewise.
12743 * sel-sched.c: Likewise.
12744 * config/mips/mips.c: Likewise.
12745 * config/arc/arc.md: Likewise.
12746 * config/arm/cortex-a57.md: Likewise.
12747 * config/arm/arm.c: Likewise.
12748 * config/arm/neon.md: Likewise.
12749 * config/arm/arm-c.c: Likewise.
12750 * config/vms/vms-c.c: Likewise.
12751 * config/s390/s390.c: Likewise.
12752 * config/i386/znver1.md: Likewise.
12753 * config/i386/i386.c: Likewise.
12754 * config/ia64/hpux-unix2003.h: Likewise.
12755 * config/msp430/msp430.md: Likewise.
12756 * config/rx/rx.c: Likewise.
12757 * config/rx/rx.md: Likewise.
12758 * config/aarch64/aarch64-simd.md: Likewise.
12759 * config/aarch64/aarch64.c: Likewise.
12760 * config/nvptx/nvptx.c: Likewise.
12761 * config/bfin/bfin.c: Likewise.
12762 * config/cris/cris.opt: Likewise.
12763 * config/rs6000/rs6000.c: Likewise.
12764 * target.h: Likewise.
12765 * spellcheck.c: Likewise.
12766 * ira-build.c: Likewise.
12767 * tree-inline.c: Likewise.
12768 * builtins.c: Likewise.
12769 * lra-constraints.c: Likewise.
12770 * explow.c: Likewise.
12771 * hwint.h: Likewise.
12772 * targhooks.c: Likewise.
12773 * tree-vect-data-refs.c: Likewise.
12774 * expr.c: Likewise.
12775 * doc/tm.texi: Likewise.
12776 * doc/extend.texi: Likewise.
12777 * doc/install.texi: Likewise.
12778 * doc/md.texi: Likewise.
12779 * tree-ssa-tail-merge.c: Likewise.
12780 * sched-int.h: Likewise.
12781 * match.pd: Likewise.
12782 * sched-ebb.c: Likewise.
12783 * target.def (omit_struct_return_reg): Likewise.
12784 * gimple-ssa-isolate-paths.c: Likewise.
12785 (find_implicit_erroneous_behaviour): Renamed to...
12786 (find_implicit_erroneous_behavior): ... this.
12787 (find_explicit_erroneous_behaviour): Renamed to...
12788 (find_explicit_erroneous_behavior): ... this.
12789 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12791 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12793 PR rtl-optimization/64682
12794 PR rtl-optimization/69567
12795 PR rtl-optimization/69737
12796 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12797 in I2 as well, just lose it.
12799 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12801 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12803 (aarch64_last_printed_tune_string): Likewise.
12804 (aarch64_declare_function_name): Only output .arch assembler
12805 directive if it will be different from the previously output
12806 directive. Same for .tune comment but only if -dA is set.
12807 (aarch64_start_file): New function.
12808 (TARGET_ASM_FILE_START): Define.
12810 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12813 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12815 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12818 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12819 -Wmaybe-uninitialized warning.
12821 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12824 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12826 2016-02-11 Richard Biener <rguenther@suse.de>
12828 PR rtl-optimization/69291
12829 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12830 subexpressions affected by changing the result.
12832 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12835 * lra-constraints.c (curr_insn_transform): Find in/out operands
12836 for secondary memory moves. Update dups.
12838 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12840 PR tree-optimization/69652
12841 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12842 to nested loop, did source re-formatting, skip debug statements,
12843 add check on statement with volatile operand, remove dead scalar
12846 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12847 Patrick Palka <ppalka@gcc.gnu.org>
12851 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12852 calls if the return type is TREE_ADDRESSABLE.
12853 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12854 * ipa-split.c (split_function): Fix doubled "we" in comment.
12855 Use void return type for the split part even if
12856 !split_point->split_part_set_retval.
12858 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12860 PR tree-optimization/68021
12861 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12862 when computing the value of biv cand by itself.
12864 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12866 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12867 (cortexa57_tunings): Likewise.
12868 (cortexa72_tunings): Likewise.
12869 (arch_macro_fusion_pair_p): Add support for AES fusion.
12870 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12871 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12872 Allow virtual registers before reload so early scheduling works.
12873 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12874 correct latency and pipeline.
12875 (cortex_a57_crypto_complex): Likewise.
12876 (cortex_a57_crypto_xor): Likewise.
12877 (define_bypass): Add AES bypass.
12879 2016-02-10 Richard Biener <rguenther@suse.de>
12881 PR tree-optimization/69726
12882 * passes.def: Add DCE pass before late uninit.
12883 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12884 really fixup if-conversions job.
12886 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12888 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12889 (arm_cortex_a57_tune): Likewise.
12890 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12891 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12893 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12895 * timevar.def (TV_PHASE_DBGINFO): Delete.
12896 (TV_PHASE_CHECK_DBGINFO): Likewise.
12897 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12899 2016-02-10 Richard Biener <rguenther@suse.de>
12901 PR tree-optimization/69719
12902 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12903 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12905 2016-02-09 Andrew Pinski <apinski@cavium.com>
12908 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12909 get_vcond_mask_icode returns false.
12911 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12914 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12915 an ADDIS that adds a pointer to a large constant that sets the
12916 upper16 bits with a load operation.
12918 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12921 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12923 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12925 (vzipq_s16): Likewise.
12926 (vzipq_s32): Likewise.
12927 (vzipq_f32): Likewise.
12928 (vzipq_u8): Likewise.
12929 (vzipq_u16): Likewise.
12930 (vzipq_u32): Likewise.
12931 (vzipq_p8): Likewise.
12932 (vzipq_p16): Likewise.
12934 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12937 * config/arm/arm.c (neon_endian_lane_map): New function.
12938 (neon_vector_pair_endian_lane_map): New function.
12939 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12940 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12942 (vuzpq_s16): Likewise.
12943 (vuzpq_s32): Likewise.
12944 (vuzpq_f32): Likewise.
12945 (vuzpq_u8): Likewise.
12946 (vuzpq_u16): Likewise.
12947 (vuzpq_u32): Likewise.
12948 (vuzpq_p8): Likewise.
12949 (vuzpq_p16): Likewise.
12951 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12954 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12957 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12959 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12960 truncate const_int operand 1 to QImode.
12962 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12964 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12965 corresponding to an abnormal edge.
12967 2016-02-09 Tom de Vries <tom@codesourcery.com>
12969 PR tree-optimization/69599
12970 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12972 (find_func_aliases_for_builtin_call, find_func_clobbers)
12973 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12976 2016-02-09 Richard Biener <rguenther@suse.de>
12978 PR tree-optimization/69715
12979 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12980 LHS on calls as non-rewritable.
12982 2016-02-09 Tom de Vries <tom@codesourcery.com>
12985 * lto-wrapper.c (append_diag_options): New function.
12986 (compile_offload_image): Call append_diag_options.
12988 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12991 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12992 Minor copy-edit to fix verb tenses.
12994 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12996 PR tree-optimization/69209
12997 * ipa-split.c (split_function): If split part is not
12998 returning retval, retval has gimple type but is not
12999 gimple value, force it into a SSA_NAME first.
13001 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13003 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13006 2016-02-08 Jason Merrill <jason@redhat.com>
13009 * convert.c (convert_to_integer_1): Check dofold on truncation
13011 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13012 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13013 Rename from *_nofold.
13014 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13015 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13017 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13020 * tree.c (build_common_tree_nodes): Remove short_double argument.
13021 All callers changed.
13022 * tree.h (build_common_tree_nodes): Adjust declaration.
13023 * doc/invoke.texi (-fshort-double): Remove documentation.
13024 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13025 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13026 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13027 (append_linker_options): Don't handle OPT_fshort_double.
13029 PR rtl-optimization/68730
13030 * lra-remat.c (insn_to_cand_activation): New static variable.
13031 (lra_remat): Allocate and free it.
13032 (create_cand): New arg activation. Initialize a field in
13033 insn_to_cand_activation if it is nonnull.
13034 (create_cands): Pass the activation insn to create_cand when making
13035 a candidate involving an output reload. Reorganize code a little.
13036 (do_remat): Keep track of active status of candidates in a separate
13039 2016-02-08 Richard Biener <rguenther@suse.de>
13041 PR tree-optimization/69719
13042 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13043 Properly use absolute of the difference of the two offsets to
13044 compare or adjust the segment length.
13046 2016-02-08 Richard Biener <rguenther@suse.de>
13047 Jeff Law <law@redhat.com>
13050 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13051 types for anonymous SSA names.
13053 2016-02-08 Richard Biener <rguenther@suse.de>
13055 PR rtl-optimization/69274
13056 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13058 2016-02-08 Jeff Law <law@redhat.com>
13060 PR tree-optimization/65917
13061 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13062 equivalences from if (x == y) style conditionals.
13063 (loop_depth_of_name): Remove.
13064 (record_equality): Remove loop depth check.
13065 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13066 (const_and_copies::record_const_or_copy_raw): New member function.
13067 * tree-ssa-scopedtables.c
13068 (const_and_copies::record_const_or_copy_raw): New, factored out of
13069 (const_and_copies::record_const_or_copy): Call new member function.
13071 2016-02-05 Jeff Law <law@redhat.com>
13073 PR tree-optimization/68541
13074 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13075 (count_stmts_in_block): New function.
13076 (poor_ifcvt_candidate_code): Likewise.
13077 (is_feasible_trace): Add some heuristics to determine when path
13078 splitting is profitable.
13079 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13080 is a diamond with a single exit.
13082 2016-02-05 Martin Sebor <msebor@redhat.com>
13085 * doc/invoke.texi: Update -Wplacement-new to take an optional
13088 2016-02-06 Richard Henderson <rth@redhat.com>
13091 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13092 out of non-standard address spaces.
13094 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13096 PR rtl-optimization/69691
13097 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13099 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13101 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13102 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13103 (*ieee128_mfvsrd_64bit): Likewise.
13104 (*ieee128_mfvsrd_32bit): Likewise.
13106 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13110 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13112 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13113 instrumented_version.
13115 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13117 * doc/invoke.texi (Optimize Options): In table of --param options
13118 rename second occurrence of tracer-min-branch-ratio to
13119 tracer-min-branch-probability, rename
13120 tracer-min-branch-ratio-feedback to
13121 tracer-min-branch-probability-feedback and clarify description,
13122 rename sched-spec-state-edge-prob-cutoff to
13123 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13124 to selsched-insns-to-rename, rename lto-minpartition to
13125 lto-min-partition, delete reorder-blocks-duplicate and
13126 reorder-blocks-duplicate-feedback.
13128 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13130 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13133 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13135 * doc/extend.texi: S/390: Correct some typos.
13137 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13139 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13141 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13144 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13145 (s390_register_info_gprtofpr): Use new macros above.
13146 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13148 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13149 its name. Adjust restore and save gpr ranges.
13150 (s390_register_info_set_ranges): New function.
13151 (s390_register_info): Use new macros above. Call
13152 s390_register_info_set_ranges.
13153 (s390_optimize_register_info): Likewise.
13154 (s390_hard_regno_rename_ok): Use new macros.
13155 (s390_hard_regno_scratch_ok): Likewise.
13156 (s390_emit_epilogue): Likewise.
13157 (s390_can_use_return_insn): Likewise.
13158 (s390_optimize_prologue): Likewise.
13159 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13161 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13164 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13166 (ix86_option_override_internal): Disable TARGET_STV even for
13167 -m{incoming,preferred}-stack-boundary=3.
13169 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13171 * config.gcc: Mark deprecated rtems targets as obsolete.
13173 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13175 PR rtl-optimization/64682
13176 PR rtl-optimization/69567
13177 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13178 before I2 only if the register is both used and set in I2.
13180 2016-02-04 DJ Delorie <dj@redhat.com>
13182 * config/msp430/msp430.c (msp430_start_function): Add function type.
13184 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13187 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13189 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13191 PR rtl-optimization/69577
13193 2015-10-29 Richard Henderson <rth@redhat.com>
13197 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13198 sse check to the exact conditions of PR 67609.
13200 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13203 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13204 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13205 not allowed into the traditional Altivec registers.
13206 (movtd_64bit_nodm): Likewise.
13207 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13209 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13211 * config/aarch64/cortex-a57-fma-steering.c
13212 (aarch64_register_fma_steering): Remove "static" from arguments
13215 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13218 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13219 twice when complex.
13221 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13223 * doc/invoke.texi: Delete -mno-fma4.
13225 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13227 PR rtl-optimization/69577
13228 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13229 (find_subregs_of_mode): Update accordingly. Iterate over partial
13232 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13234 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13235 * config/arm/arm.c (neon_reinterpret): Remove.
13236 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13237 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13238 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13239 vreinterpretti): Remove.
13240 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13241 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13242 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13243 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13244 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13245 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13246 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13247 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13248 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13249 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13250 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13251 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13252 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13253 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13254 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13255 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13256 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13257 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13258 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13259 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13260 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13261 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13262 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13263 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13264 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13265 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13266 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13267 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13268 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13269 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13270 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13271 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13272 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13273 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13274 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13275 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13276 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13277 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13278 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13279 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13280 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13281 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13282 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13283 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13284 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13285 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13286 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13287 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13288 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13289 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13290 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13291 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13292 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13293 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13294 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13295 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13296 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13297 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13298 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13299 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13300 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13301 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13302 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13303 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13304 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13305 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13306 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13307 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13308 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13309 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13310 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13311 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13312 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13313 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13314 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13315 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13316 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13317 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13318 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13319 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13320 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13321 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13322 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13323 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13324 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13325 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13326 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13327 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13328 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13329 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13330 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13331 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13332 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13333 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13334 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13335 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13336 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13337 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13338 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13339 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13340 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13341 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13342 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13344 2016-02-04 Martin Liska <mliska@suse.cz>
13347 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13348 that are gimple_store_p.
13349 (maybe_instrument_call): Likewise.
13351 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13353 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13354 register scaling out of memory reference and comment why.
13356 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13360 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13361 folding the source of a SET.
13363 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13367 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13368 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13370 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13374 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13377 2016-02-04 Christian Bruel <christian.bruel@st.com>
13379 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13380 * config/arm/arm.c (arm_set_current_function): Likewise.
13382 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13383 Ilya Enkovich <enkovich.gnu@gmail.com>
13384 H.J. Lu <hongjiu.lu@intel.com>
13387 * config/i386/i386.c (convert_scalars_to_vector): Remove
13388 stack alignment fixes.
13389 (ix86_option_override_internal): Disable TARGET_STV if stack
13390 might not be aligned enough.
13391 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13393 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13395 * config/i386/x86-tune.def: Disable default prefetching
13398 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13399 Vladimir Makarov <vmakarov@redhat.com>
13402 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13403 in validating fused toc addresses.
13405 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13408 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13409 range->m_caret fields if range->m_show_caret_p is false.
13412 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13413 Force oldval into register if it does not satisfy reg_or_short_operand
13414 predicate. Fix up formatting.
13416 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13417 Alexandre Oliva <aoliva@redhat.com>
13420 * lra-constraints.c (simplify_operand_subreg): Check additionally
13421 address validity after potential reloading.
13422 (process_address_1): Check insns validity. In case of failure do
13425 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13428 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13431 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13433 * wide-int.cc (canonize_uhwi): New function.
13434 (wi::divmod_internal): Use it.
13436 2016-02-02 James Norris <jnorris@codesourcery.com
13438 * gimplify.c (omp_notice_variable): Add usage check.
13440 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13442 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13443 like LE, GE, LT, GT when emitting relational operator.
13445 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13447 * ira-costs.c (find_costs_and_classes): Add extra argument.
13448 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13449 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13450 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13451 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13452 Add best_class parameter, and return it if not ALL_REGS.
13453 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13455 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13456 Update target hook.
13458 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13460 * config/aarch64/aarch64.c
13461 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13462 (aarch64_ira_change_pseudo_allocno_class): New function.
13464 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13467 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13469 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13471 * config/avr/avr.c (avr_option_override): Set
13472 PARAM_ALLOW_STORE_DATA_RACES to 1.
13474 2016-02-02 Richard Biener <rguenther@suse.de>
13476 PR tree-optimization/69595
13477 * match.pd: Add range test simplifications to true/false.
13479 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13481 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13482 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13485 2016-02-02 Richard Biener <rguenther@suse.de>
13487 PR tree-optimization/69606
13488 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13489 info on the result before moving a stmt.
13491 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13493 PR middle-end/68542
13494 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13495 branch with vector comparison.
13496 * config/i386/sse.md (VI48_AVX): New mode iterator.
13497 (define_expand "cbranch<mode>4): Add support for conditional branch
13498 with vector comparison.
13499 * tree-vect-loop.c (optimize_mask_stores): New function.
13500 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13501 has_mask_store field of vect_info.
13502 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13503 vectorized loops having masked stores after vec_info destroy.
13504 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13505 correspondent macros.
13506 (optimize_mask_stores): Add prototype.
13508 2016-02-02 Alan Modra <amodra@gmail.com>
13511 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13514 2016-02-02 Alan Modra <amodra@gmail.com>
13517 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13518 whenever toc_label_name used.
13519 (rs6000_file_start): Don't set up toc section here,
13520 (rs6000_output_function_epilogue): do so here instead,
13521 (rs6000_xcoff_file_start): and here.
13522 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13523 (load_toc_aix_di): Likewise.
13525 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13527 PR rtl-optimization/69592
13528 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13529 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13530 (num_sign_bit_copies_binary_arith_p): New inline function.
13531 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13533 2016-02-01 Jeff Law <law@redhat.com>
13535 PR tree-optimization/69580
13536 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13537 * tree-ssa-threadbackward.c
13538 (fsm_find_control_statement_thread_paths): Do not try to walk
13539 through large PHI nodes.
13541 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13543 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13544 when count is incremented above limit, don't analyze further
13547 * omp-low.c (oacc_parse_default_dims): Avoid
13548 -Wsign-compare warning, make sure value fits into int
13549 rather than just unsigned int.
13551 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13553 PR tree-optimization/67921
13554 * fold-const.c (split_tree): New parameters. Convert pointer
13555 type variable part to proper type before negating.
13556 (fold_binary_loc): Pass new arguments to split_tree.
13558 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13560 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13561 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13562 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13563 * doc/tm.texti: Rebuilt.
13564 * doc/invoke.texi (fopenacc-dim): Document.
13565 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13566 (append_compiler_options): Likewise.
13567 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13568 (oacc_parse_default_dims): New.
13569 (oacc_validate_dims): Add USED arg. Select non-unity default when
13571 (oacc_loop_fixed_partitions): Return mask of used partitions.
13572 (oacc_loop_auto_partitions): Emit dump info.
13573 (oacc_loop_partition): Return mask of used partitions.
13574 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13575 loop partitioning and validation calls.
13577 2016-02-01 Richard Biener <rguenther@suse.de>
13579 PR middle-end/69556
13580 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13582 2016-02-01 Richard Biener <rguenther@suse.de>
13584 PR tree-optimization/69574
13585 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13586 of asserting return chrec_dont_know.
13588 2016-02-01 Martin Liska <mliska@suse.cz>
13590 * mem-stats-traits.h: Add copyright header.
13591 * mem-stats.h: Likewise.
13593 2016-02-01 Richard Biener <rguenther@suse.de>
13595 PR tree-optimization/69579
13596 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13597 Do not propagate through abnormal PHI results.
13599 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13601 * postreload.c (reload_cse_simplify): Remove dead code.
13603 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13605 PR rtl-optimization/69570
13606 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13607 if there is more than one set, not if there is a single set.
13609 2016-02-01 Richard Henderson <rth@redhat.com>
13612 * combine.c (make_compound_operation): When looking through a
13613 subreg, make sure to re-extend to the width of the outer mode.
13615 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13617 PR tree-optimization/69546
13618 * wide-int.cc (wi::divmod_internal): For unsigned division
13619 where both operands fit into uhwi, if o1 is 1 and o0 has
13620 msb set, if divident_prec is larger than bits per hwi,
13621 clear another quotient word and return 2 instead of 1.
13622 Similarly for remainder with msb in HWI set, if dividend_prec
13623 is larger than bits per hwi.
13625 2016-01-29 Martin Jambor <mjambor@suse.cz>
13627 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13628 Use short lowercase names.
13629 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13630 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13631 acq_rel one. Protect warning agains segfaults if
13632 get_memory_order_name returns NULL.
13633 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13634 with release semantics. Do not warn if get_memory_order already did.
13635 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13636 semantics. Fix check for relaxed or acquire semantics. Do not warn
13637 if get_memory_order already did.
13639 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13641 * doc/install.texi: Document that isl-0.16 is supported.
13643 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13646 * config/i386/constraints.md (Bm): Describe as special memory
13648 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13649 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13650 * genpreds.c (struct constraint_data): Add is_special_memory.
13651 (have_special_memory_constraints, special_memory_start): New
13653 (special_memory_end): Ditto.
13654 (add_constraint): Add new arg is_special_memory. Add code to
13655 process its true value. Update have_special_memory_constraints.
13656 (process_define_constraint): Pass the new arg.
13657 (process_define_register_constraint): Ditto.
13658 (choose_enum_order): Process special memory.
13659 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13660 function insn_extra_special_memory_constraint.
13661 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13662 * gensupport.c (process_rtx): Process
13663 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13664 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13665 * ira-lives.c (single_reg_class): Use
13666 insn_extra_special_memory_constraint.
13667 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13668 * lra-constraints.c (process_alt_operands): Ditto.
13669 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13670 * recog.c (asm_operand_ok, preprocess_constraints): Process
13672 * reload.c (find_reloads): Ditto.
13673 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13674 * stmt.c (parse_input_constraint): Use
13675 insn_extra_special_memory_constraint.
13677 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13680 * lra-splill.c (lra_final_code_change): Revert r229087 by
13681 removing all sub-registers.
13683 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13686 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13688 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13691 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13692 SSE1, copy target into the temporary reg first before recursing
13695 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13697 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13700 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13702 * ginclude/stdarg.h: Test __cplusplus instead of
13703 __GXX_EXPERIMENTAL_CXX0X__.
13705 2016-01-29 Richard Biener <rguenther@suse.de>
13707 PR tree-optimization/69547
13708 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13709 Do not mark clobbers necessary.
13710 (mark_all_reaching_defs_necessary_1): Likewise.
13712 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13714 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13715 declaration name with %qs and print it in both error messages.
13716 Also fix indentation.
13718 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13721 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13722 trailing blank line from error message.
13724 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13727 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13730 2016-01-29 Richard Biener <rguenther@suse.de>
13732 PR middle-end/69537
13733 * match.pd: Allow all integral types when simplifying a
13734 widening or sign-changing conversion.
13736 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13738 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13739 back to setting codegen_error to fail codegen.
13741 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13744 * config/i386/constraints.md (C): Only accept constant zero operand.
13745 (BC): New constraint.
13746 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13747 instead of C constraint.
13748 * doc/md.texi (Machine Constraints): Update description
13751 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13754 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13756 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13758 PR middle-end/69542
13759 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13762 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13764 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13765 branches if using guessed profile.
13767 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13769 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13771 2016-01-28 Richard Henderson <rth@redhat.com>
13774 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13775 * config/aarch64/aarch64-protos.h: Update.
13776 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13777 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13778 (aarch64_get_condition_code_1): Handle CC_Cmode.
13779 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13780 (*add<mode>3_compareC_cconly_imm): New.
13781 (*add<mode>3_compareC_cconly): New.
13782 (*add<mode>3_compareC_imm): New.
13783 (add<mode>3_compareC): New.
13784 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13785 to be first. Use aarch64_carry_operation.
13786 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13787 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13788 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13789 (subti3): Use subdi3_compare1.
13790 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13791 (sub<mode>3_compare1): New.
13792 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13793 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13794 (*subsi3_carryin_uxtw): Likewise.
13795 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13796 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13797 * config/aarch64/iterators.md (DWI): New.
13798 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13799 (aarch64_borrow_operation): New.
13801 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13803 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13804 message when isl does not return a valid schedule.
13806 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13808 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13809 Remove comments from class declarations: they are already in the code
13812 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13814 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13816 (ternary_op_to_tree): Same.
13817 (unary_op_to_tree): Same.
13818 (nary_op_to_tree): Same.
13819 (gcc_expression_from_isl_expr_op): Same.
13820 (gcc_expression_from_isl_expression): Same.
13821 (graphite_create_new_loop): Same.
13822 (graphite_create_new_loop_guard): Same.
13823 (build_iv_mapping): Same.
13824 (graphite_create_new_guard): Same.
13825 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13826 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13828 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13830 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13831 instead of setting codegen_error to fail codegen.
13833 2016-01-28 Jason Merrill <jason@redhat.com>
13835 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13837 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13839 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13840 Remove CONST_INT_P check in CCMP cost calculation.
13842 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13844 * config/aarch64/aarch64.c (generic_vector_cost):
13845 Set vec_permute_cost.
13846 (cortexa57_vector_cost): Likewise.
13847 (exynosm1_vector_cost): Likewise.
13848 (xgene1_vector_cost): Likewise.
13849 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13850 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13851 Add vec_permute_cost entry.
13853 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13855 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13857 (add<mode>3_compare0): Likewise.
13858 (addsi3_compare0_uxtw): Likewise.
13859 (add<mode>3nr_compare0): Likewise.
13860 (compare_neg<mode>): Likewise.
13861 (<optab><mode>3): Likewise.
13863 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13865 * tree-vect-stmts.c (vectorizable_comparison): Add
13866 NULL check for vectype.
13868 2016-01-28 Richard Biener <rguenther@suse.de>
13870 PR tree-optimization/69466
13871 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13872 Account for PHIs we couldn't duplicate.
13874 2016-01-28 Martin Liska <mliska@suse.cz>
13877 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13878 instead of ENABLE_VALGRIND_CHECKING.
13880 2016-01-27 Richard Henderson <rth@redhat.com>
13883 * lra-remat.c (subreg_regs): New.
13884 (dump_candidates_and_remat_bb_data): Dump it.
13885 (operand_to_remat): Reject if operand in subreg_regs.
13886 (set_bb_regs): Collect subreg_regs.
13887 (lra_remat): Init and free subreg_regs. Compute
13888 calculate_local_reg_remat_bb_data before create_cands.
13890 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13893 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13894 change stack_alignment_needed for __tls_get_addr call.
13896 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13898 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13900 2016-01-27 Jeff Law <law@redhat.com>
13902 PR tree-optimization/68398
13903 PR tree-optimization/69196
13904 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13905 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13906 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13907 Only count PHIs in the last block in the path. The others will
13908 const/copy propagate away. Add heuristic to allow more irreducible
13909 subloops to be created when it is likely profitable to do so.
13911 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13912 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13913 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13915 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13918 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13919 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13920 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13921 * tree-streamer-in.c: Include asan.h.
13922 (streamer_get_builtin_tree): For builtins in sanitizer
13923 range call initialize_sanitizer_builtins and retry.
13925 2016-01-27 Ian Lance Taylor <iant@google.com>
13927 * common.opt (fkeep-gc-roots-live): New undocumented option.
13928 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13929 -fkeep-gc-roots-live, skip pointers.
13930 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13933 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13936 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13937 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13939 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13942 * configure.ac: NetBSD provides SSP in its C library.
13943 * configure: Updated.
13945 2016-01-27 Richard Biener <rguenther@suse.de>
13947 PR tree-optimization/69166
13948 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13949 reduction code for commutativity / associativity.
13951 2016-01-27 Martin Jambor <mjambor@suse.cz>
13953 PR tree-optimization/69355
13954 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13955 total_scalarization fails.
13957 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13959 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13962 2016-01-27 Christian Bruel <christian.bruel@st.com>
13965 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13966 Move arm_reset_previous_fndecl and set_target_option_current_node in
13967 the conditional part. Call save_restore_target_globals.
13968 * config/arm/arm.c (arm_set_current_function):
13969 Refactor to better support #pragma target and attribute mix.
13970 Call save_restore_target_globals.
13971 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13973 2016-01-27 Martin Liska <mliska@suse.cz>
13975 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13976 reference for an HSA kernel and its host function.
13978 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13980 PR tree-optimization/69399
13981 * wide-int.h (wi::lrshift): For larger precisions, only
13982 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13984 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13986 * config/arc/predicates.md (proper_comparison_operator): Reject
13987 constant-constant comparison.
13989 2016-01-26 Tom de Vries <tom@codesourcery.com>
13991 PR tree-optimization/69110
13992 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13993 DR_NUM_DIMENSIONS == 0.
13995 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13996 Sebastian Pop <s.pop@samsung.com>
13998 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13999 isl_ast_op_cond and isl_ast_op_select.
14000 (gcc_expression_from_isl_expr_op): Same.
14002 2016-01-26 Jason Merrill <jason@redhat.com>
14005 * tree.c (recompute_constructor_flags): Split out from
14007 (verify_constructor_flags): New.
14008 * tree.h: Declare them.
14010 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14012 PR rtl-optimization/69217
14013 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14014 are no TYPE_FIELDS set for the record type.
14016 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14019 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14020 toc_label_name unconditionally.
14021 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14022 SYMBOL_REF string. Use toc_label_name instead of constructing
14024 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14025 constructing LCTOC1.
14027 2016-01-26 Martin Sebor <msebor@redhat.com>
14030 * doc/extend.texi (Common Type Attributes): Move text that talks about
14031 attribute packed from attribute aligned to the section discussing
14032 the former attribute for clarity.
14034 2016-01-26 Richard Henderson <rth@redhat.com>
14036 PR middle-end/60908
14037 * trans-mem.c (tm_region_init): Mark entry block as visited.
14039 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14042 * diagnostic-show-locus.c (layout::print_source_line): Replace
14043 call to pp_newline with call to layout::print_newline.
14044 (layout::print_annotation_line): Likewise.
14045 (layout::move_to_column): Likewise.
14046 (layout::print_any_fixits): After printing any fixits, print a
14047 trailing newline, if necessary.
14048 (layout::print_newline): New method, resetting any colorization
14050 (diagnostic_show_locus): Move the pp_newline to before the
14051 early bailout. Remove dummy block enclosing the layout instance.
14052 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14053 of pp_newline_and_flush with pp_flush.
14054 (diagnostic_append_note): Delete use of pp_newline.
14055 (diagnostic_append_note_at_rich_loc): Delete.
14056 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14057 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14058 when newline characters are added to the buffer.
14060 2016-01-26 Michael Matz <matz@suse.de>
14062 * configure.ac (ac_cv_std_swap_in_utility): New test.
14063 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14064 * configure: Regenerate.
14065 * config.in: Regenerate.
14067 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14069 * config/arc/arc.md (cstoresi4): Force operand into register.
14070 (arcset<code>): Fix predicate.
14071 (arcsetltu): Likewise.
14072 (arcsetgeu): Likewise.
14073 (arcsethi): Likewise.
14074 (arcsetls): Likewise.
14076 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14078 PR tree-optimization/69483
14079 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14080 if base has error_mark_node type.
14082 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14085 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14086 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14088 (vget_lane_f16): Handle big-endian.
14089 (vgetq_lane_f16): Likewise.
14090 (vset_lane_f16): Likewise.
14091 (vsetq_lane_f16): Likewise.
14092 * config/arm/iterators.md (VQXMOV): Add V8HF.
14093 (VDQ): Add V4HF and V8HF.
14094 (V_reg): Handle V4HF and V8HF.
14095 (Is_float_mode): Likewise.
14096 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14097 neon_vdup_nv8hf): New patterns.
14098 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14099 Use VD_LANE iterator.
14100 (neon_vld1_dup<mode>): Use VQ2 iterator.
14102 2016-01-26 Nathan Sidwell <nathan@acm.org>
14104 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14105 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14106 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14107 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14108 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14109 (oacc_validate_dims): Add LEVEL arg, don't return level.
14110 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14111 oacc_validate_dims.
14112 (execute_oacc_device_lower): Adjust, add more dump output.
14113 * tree-ssa-loop.c (gate_oacc_kernels): Use
14114 oacc_fn_attrib_kernels_p.
14115 * tree-parloops.c (create_parallel_loop): Adjust
14116 set_oacc_fn_attrib call.
14118 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14121 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14122 (append_compiler_options): Handle -fcilkplus.
14123 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14125 2016-01-26 Nick Clifton <nickc@redhat.com>
14128 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14129 been marked as DECL_ONE_ONLY but we do not the means to make it
14130 so, then do not allow it to bind locally.
14132 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14135 * opts.h (parse_sanitizer_options): New prototype.
14136 * opts.c (sanitizer_opts): New array.
14137 (parse_sanitizer_options): New function.
14138 (common_handle_option): Use parse_sanitizer_options.
14140 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14143 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14144 alignment adjustment to ...
14145 (ix86_update_stack_boundary): Here. Don't over-align stack for
14147 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14148 if __tls_get_addr is called.
14150 2016-01-26 Christian Bruel <christian.bruel@st.com>
14152 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14154 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14156 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14158 2016-01-26 Richard Biener <rguenther@suse.de>
14160 PR middle-end/69467
14161 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14163 2016-01-26 Richard Biener <rguenther@suse.de>
14165 PR tree-optimization/69452
14166 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14167 (move_computations_dom_walker::before_dom_children): Rename
14169 (move_computations_worker): This.
14170 (move_computations): Perform an RPO rather than a DOM walk.
14172 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14175 * combine.c (combine_instructions): For REG_EQUAL note with
14176 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14177 to the underlying register.
14178 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14179 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14181 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14184 * config/aarch64/aarch64-builtins.c
14185 (aarch64_init_simd_builtin_types): Do not set structural
14186 equality to __Poly{8,16,64,128}_t types.
14188 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14190 PR tree-optimization/69400
14191 * wide-int.cc (wi_pack): Take the precision as argument and
14192 perform canonicalization here rather than in the callers.
14193 Use the main loop to handle all full-width HWIs. Add a
14194 zero HWI if in_len isn't a full result.
14195 (wi::divmod_internal): Update accordingly.
14196 (wi::mul_internal): Likewise. Simplify.
14198 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14199 Sebastian Pop <s.pop@samsung.com>
14201 * graphite-poly.c (apply_poly_transforms): Simplify.
14202 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14203 (print_isl_map): Same.
14204 (print_isl_union_map): Same.
14205 (print_isl_schedule): New.
14206 (debug_isl_schedule): New.
14207 * graphite-dependences.c (scop_get_reads): Do not call
14208 isl_union_map_add_map that is undocumented isl functionality.
14209 (scop_get_must_writes): Same.
14210 (scop_get_may_writes): Same.
14211 (scop_get_original_schedule): Remove.
14212 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14213 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14214 (compute_deps): Remove.
14215 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14216 (debug_schedule_ast): New.
14217 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14218 set_separate_option.
14219 (graphite_regenerate_ast_isl): Add dump.
14220 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14221 from scop->transformed_schedule.
14222 (graphite_regenerate_ast_isl): Add more dump.
14223 * graphite-optimize-isl.c (optimize_isl): Set
14224 scop->transformed_schedule. Check whether schedules are equal.
14225 (apply_poly_transforms): Move here.
14226 * graphite-poly.c (apply_poly_transforms): ... from here.
14227 (free_poly_bb): Static.
14228 (free_scop): Static.
14229 (pbb_number_of_iterations_at_time): Remove.
14230 (print_isl_ast): New.
14231 (debug_isl_ast): New.
14232 (debug_scop_pbb): New.
14233 * graphite-scop-detection.c (print_edge): Move.
14234 (print_sese): Move.
14235 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14236 (build_scop_scattering): Remove.
14237 (create_pw_aff_from_tree): Assert instead of bailing out.
14238 (add_condition_to_pbb): Remove unused code, do not fail.
14239 (add_conditions_to_domain): Same.
14240 (add_conditions_to_constraints): Remove.
14241 (build_scop_context): New.
14242 (add_iter_domain_dimension): New.
14243 (build_iteration_domains): Initialize pbb->iterators.
14244 Call add_conditions_to_domain.
14247 (index_outermost_in_loop): New.
14248 (index_pbb_in_loop): New.
14249 (outermost_pbb_in): New.
14250 (add_in_sequence): New.
14251 (add_outer_projection): New.
14252 (outer_projection_mupa): New.
14253 (add_loop_schedule): New.
14254 (build_schedule_pbb): New.
14255 (build_schedule_loop): New.
14256 (embed_in_surrounding_loops): New.
14257 (build_schedule_loop_nest): New.
14258 (build_original_schedule): New.
14259 (build_poly_scop): Call build_original_schedule.
14260 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14261 (free_poly_dr): Remove.
14262 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14263 (free_poly_bb): Remove.
14264 (debug_loop_vec): Remove.
14265 (print_isl_ast): Declare.
14266 (debug_isl_ast): Declare.
14267 (scop_do_interchange): Remove.
14268 (scop_do_strip_mine): Remove.
14269 (scop_do_block): Remove.
14270 (flatten_all_loops): Remove.
14271 (optimize_isl): Remove.
14272 (pbb_number_of_iterations_at_time): Remove.
14273 (debug_scop_pbb): Declare.
14274 (print_schedule_ast): Declare.
14275 (debug_schedule_ast): Declare.
14276 (struct scop): Remove schedule. Add original_schedule,
14277 transformed_schedule.
14278 (free_gimple_poly_bb): Remove.
14279 (print_generated_program): Remove.
14280 (debug_generated_program): Remove.
14281 (unify_scattering_dimensions): Remove.
14282 * sese.c (print_edge): ... here.
14283 (print_sese): ... here.
14284 (debug_edge): ... here.
14285 (debug_sese): ... here.
14286 * sese.h (print_edge): Declare.
14287 (print_sese): Declare.
14288 (dump_edge): Declare.
14289 (dump_sese): Declare.
14291 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14292 Sebastian Pop <s.pop@samsung.com>
14294 * Makefile.in: Set ISLVER in site.exp.
14296 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14298 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14299 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14300 through DECL_VALUE_EXPR for expansion.
14302 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14304 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14305 the frame info after reload completed.
14307 2016-01-25 Jeff Law <law@redhat.com>
14309 PR tree-optimization/69196
14310 PR tree-optimization/68398
14311 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14312 tree-ssa-threadupdate.c.
14313 (determine_bb_domination_status): Prototype
14314 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14315 (determine_bb_domination_status): No longer static.
14316 (valid_jump_thread_path): Remove code to detect characteristics
14317 of the jump thread path not associated with correctness.
14318 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14319 Correct test for thread path length. Count PHIs for real operands as
14320 statements that need to be copied. Do not count ASSERT_EXPRs.
14321 Look at all the blocks in the thread path. Compute and selectively
14322 filter thread paths based on threading through the latch, threading
14323 a multiway branch or crossing a multiway branch.
14325 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14327 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14328 decl with __attribute__ ((unused)) annotation.
14330 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14333 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14334 of operands is compatible with a statement vectype.
14336 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14338 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14339 improve wording for mixed storage order support.
14341 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14343 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14344 (vcvt_u64_f64): Likewise.
14345 (vcvta_s64_f64): Likewise.
14346 (vcvta_u64_f64): Likewise.
14347 (vcvtm_s64_f64): Likewise.
14348 (vcvtm_u64_f64): Likewise.
14349 (vcvtn_s64_f64): Likewise.
14350 (vcvtn_u64_f64): Likewise.
14351 (vcvtp_s64_f64): Likewise.
14352 (vcvtp_u64_f64): Likewise.
14354 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14356 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14357 (arc_init): Check validity mll64 option.
14358 (arc_save_restore): Use double load/store instruction.
14359 (arc_expand_movmem): Likewise.
14360 (arc_split_move): Don't split if we have double load/store
14361 instructions. Returns a boolean.
14362 (arc_process_double_reg_moves): Change function to return boolean
14363 instead of a sequence of instructions.
14364 (arc_dwarf_register_span): New function.
14365 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14366 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14367 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14368 (*movdf_insn): Likewise.
14369 * config/arc/arc.opt (mll64): New option.
14370 * config/arc/predicates.md (even_register_operand): New predicate.
14371 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14373 2016-01-25 Richard Biener <rguenther@suse.de>
14376 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14377 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14379 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14381 2016-01-25 Richard Biener <rguenther@suse.de>
14383 PR tree-optimization/69376
14384 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14386 (VN_INFO_ANTI_RANGE_P): New inline.
14387 (VN_INFO_RANGE_TYPE): Likewise.
14388 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14389 SSA_NAME_ANTI_RANGE_P.
14390 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14391 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14392 Properly query VN_INFO_RANGE_TYPE.
14394 2016-01-25 Nick Clifton <nickc@redhat.com>
14397 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14399 2016-01-23 Tom de Vries <tom@codesourcery.com>
14401 PR tree-optimization/69426
14402 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14405 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14407 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14408 "the the" with "the" in the comments.
14409 * ipa-devirt.c (build_type_inheritance_graph,
14410 update_type_inheritance_graph): Likewise.
14411 * tree.c (build_function_type_list_1): Likewise.
14412 * cfgloopmanip.c (scale_loop_profile): Likewise.
14413 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14414 * gimple-ssa-split-paths.c
14415 (find_block_to_duplicate_for_splitting_paths): Likewise.
14416 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14417 * expr.c (convert_move): Likewise.
14418 * var-tracking.c (vt_stack_adjustments): Likewise.
14419 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14420 * tree-vrp.c (test_for_singularity): Likewise.
14422 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14423 directly instead of building a temporary tree.
14426 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14427 remove <algorithm> include.
14429 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14432 * config/i386/i386.c: Include dojump.h.
14433 (expand_small_movmem_or_setmem,
14434 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14436 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14437 if dynamic_check != -1.
14439 2016-01-21 Jeff Law <law@redhat.com>
14441 PR middle-end/69347
14442 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14443 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14444 into dominated_by_p.
14445 (cprop_into_successor_phis): Avoid unnecessary tests.
14447 2016-01-22 Richard Henderson <rth@redhat.com>
14450 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14451 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14453 2016-01-22 Michael Matz <matz@suse.de>
14455 * system.h (string, algorithm): Include only conditionally.
14456 (new): Include always under C++.
14457 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14458 * final.c (toplevel): Ditto.
14459 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14460 * genconditions.c (write_header): Make gencondmd.c define
14462 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14464 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14465 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14467 2016-01-22 Christian Bruel <christian.bruel@st.com>
14470 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14472 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14475 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14476 define_insn_and_split. Ensure operands[1] and operands[0] do not
14477 get assigned the same register.
14479 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14481 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14483 2016-01-22 Christian Bruel <christian.bruel@st.com>
14485 * config/arm/arm-c.c (arm_pragma_target_parse):
14486 Remove warn_builtin_macro_redefined overwrite.
14488 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14490 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14491 flag_non_call_exceptions compatibility.
14493 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14496 * dwarf2out.c (add_child_die_after): New function.
14497 (dwarf_qual_info_t): New type.
14498 (dwarf_qual_info): New variable.
14499 (qualified_die_p): New function.
14500 (modified_type_die): For -fdebug-types-section, ensure
14501 canonical order of qualifiers. Put qualified DIEs adjacent
14502 to the corresponding non-qualified type DIE and search there
14503 for existing qualified DIEs.
14505 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14507 * doc/extend.texi (scalar_storage_order type attribute): Document
14508 restriction on type punning and aliasing, and remove future tense.
14510 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14513 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14516 2016-01-21 Jeff Law <law@redhat.com>
14518 PR middle-end/69347
14519 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14520 useless call to record_temporary_equivalences.
14521 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14522 allocate 10 slots in the bb_path vector and let it grow as needed.
14523 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14526 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14528 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14530 * configure: Regenerate.
14532 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14534 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14535 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14537 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14539 PR middle-end/66178
14540 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14541 drop EXPAND_INITIALIZER.
14542 * rtl.h (contains_symbolic_reference_p): Declare.
14543 * rtlanal.c (contains_symbolic_reference_p): New function.
14544 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14545 a subtraction into a NOT if symbolic constants are involved.
14547 2016-01-21 Anton Blanchard <anton@samba.org>
14548 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14551 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14553 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14556 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14558 * config/microblaze/microblaze.c
14559 (get_branch_target): New.
14560 (insert_wic_for_ilb_runout): New.
14562 (microblaze_machine_dependent_reorg): New.
14563 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14564 * config/microblaze/microblaze.md
14565 (UNSPEC_IPREFETCH): Define.
14566 (iprefetch): New pattern
14567 * config/microblaze/microblaze.opt
14568 (mxl-prefetch): New flag.
14570 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14572 * config/microblaze/microblaze.h
14573 (FIXED_REGISTERS): Update in macro.
14574 (CALL_USED_REGISTERS): Update in macro.
14576 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14578 PR rtl-optimization/68920
14579 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14582 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14584 PR rtl-optimization/68990
14585 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14586 pseudo instead of inheritance ones.
14588 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14589 Nick Clifton <nickc@redhat.com>
14593 * config/mips/mips.c (mips_compute_frame_info): Initialise
14594 args_size and hard_frame_pointer_offset fields of the frame
14595 structure before calling mips_global_pointer.
14597 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14599 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14601 * configure: Regenerate.
14603 2016-01-21 Richard Biener <rguenther@suse.de>
14605 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14607 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14609 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14610 to actually emit the .size directive.
14612 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14613 Jakub Jelinek <jakub@redhat.com>
14617 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14618 args array size by one to avoid buffer overflow.
14620 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14622 * config/s390/s390.md (pool_section_start): Use switch_to_section
14623 to select proper read-only data section instead of hardcoding
14625 (pool_section_end): Use switch_to_section to match the above.
14627 2016-01-21 Richard Biener <rguenther@suse.de>
14629 PR tree-optimization/69378
14630 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14631 (set_ssa_val_to): Use it for dominance checks taking into
14632 account not executable edges.
14634 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14637 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14638 for bitsize instead of GET_MODE_PRECISION (mode).
14640 2016-01-20 Martin Sebor <msebor@redhat.com>
14643 * extend.texi (__sync Builtins): Clarify the semantics of
14644 __sync_fetch_and_OP built-ins on pointers.
14645 (__atomic Builtins): Same.
14647 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14648 Sebastian Pop <s.pop@samsung.com>
14650 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14651 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14652 (is_valid_rename): Same.
14653 (translate_isl_ast_to_gimple::get_rename): Same.
14654 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14655 (translate_isl_ast_to_gimple::rename_uses): Same.
14656 (get_new_name): Check for close_phi nodes.
14657 (copy_loop_phi_args): Use phi_node_kind.
14658 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14659 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14661 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14662 Sebastian Pop <s.pop@samsung.com>
14664 Revert commit r229783.
14665 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14666 Remove use of parameter_rename_map.
14667 (copy_def): Remove.
14668 (copy_internal_parameters): Remove.
14669 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14670 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14671 (free_sese_info): Do not free parameter_rename_map.
14672 (set_rename): Do not use parameter_rename_map.
14673 (rename_uses): Update call to set_rename.
14674 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14675 * sese.h (parameter_rename_map_t): Remove.
14676 (struct sese_info_t): Remove field parameter_rename_map.
14678 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14679 Sebastian Pop <s.pop@samsung.com>
14681 * graphite-isl-ast-to-gimple.c: Fix comment.
14682 * graphite-scop-detection.c (defined_in_loop_p): New.
14683 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14684 names defined in loop.
14686 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14687 Sebastian Pop <s.pop@samsung.com>
14689 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14690 Discard unstructured if-then-else regions.
14692 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14693 Sebastian Pop <s.pop@samsung.com>
14695 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14696 (cleanup_loop_iter_dom): Remove.
14697 (build_loop_iteration_domains): Remove.
14698 (build_scop_context): Remove.
14699 (build_scop_iteration_domain): Remove.
14700 (add_loop_constraints): New.
14701 (build_iteration_domains): New.
14702 (build_poly_scop): Call build_iteration_domains.
14704 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14705 Sebastian Pop <s.pop@samsung.com>
14707 * graphite-scop-detection.c
14708 (scop_detection::harmful_loop_in_region): Free dom and loops.
14709 (scop_detection::loop_body_is_valid_scop): Free bbs.
14711 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14712 Sebastian Pop <s.pop@samsung.com>
14714 * graphite-scop-detection.c (record_loop_in_sese): New.
14715 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14716 (build_scops): Remove call to build_sese_loop_nests.
14717 * sese.c (sese_record_loop): Remove.
14718 (build_sese_loop_nests): Remove.
14719 (new_sese_info): Remove region->loops.
14720 (free_sese_info): Same.
14721 * sese.h (sese_contains_loop): Same.
14722 (build_sese_loop_nests): Remove.
14723 (sese_contains_loop): Remove.
14725 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14726 Sebastian Pop <s.pop@samsung.com>
14728 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14729 loop_is_valid_in_scop.
14730 (scop_detection::harmful_stmt_in_region): Renamed
14731 harmful_loop_in_region.
14732 Call loop_is_valid_in_scop.
14734 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14735 Sebastian Pop <s.pop@samsung.com>
14737 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14740 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14741 Sebastian Pop <s.pop@samsung.com>
14743 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14744 * graphite.h (struct poly_bb): Remove field is_reduction.
14745 (PBB_IS_REDUCTION): Remove.
14747 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14748 Sebastian Pop <s.pop@samsung.com>
14750 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14751 (add_pdr_constraints): Same.
14752 (scop_get_reads): Same.
14753 (scop_get_must_writes): Same.
14754 (scop_get_may_writes): Same.
14755 (scop_get_original_schedule): Same.
14756 (extend_schedule): Same.
14757 (apply_schedule_on_deps): Same.
14758 (carries_deps): Same.
14759 (compute_deps): Same.
14760 (scop_get_dependences): Same.
14761 * graphite-isl-ast-to-gimple.c
14762 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14763 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14764 (get_schedule_for_band_list): Same.
14765 (get_schedule_map): Same.
14766 (apply_schedule_map_to_scop): Same.
14767 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14768 (build_loop_iteration_domains): Same.
14769 (add_condition_to_pbb): Same.
14770 (add_param_constraints): Same.
14771 (pdr_add_memory_accesses): Same.
14772 (pdr_add_data_dimensions): Same.
14774 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14776 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14779 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14781 * common.opt (feliminate-dwarf2-dups): Replace references to
14782 "DWARF 2" with just "DWARF".
14783 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14784 * doc/extend.texi: Likewise.
14785 * doc/cpp.texi: Likewise.
14786 * doc/invoke.texi: Likewise.
14787 (Option Summary): Add -gdwarf to list of Debugging Options.
14788 (Debugging Options): Document -gdwarf.
14789 * doc/contrib.texi: Spell "DWARF" like that.
14791 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14793 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14794 warning. Fix up formatting.
14796 PR middle-end/67653
14797 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14798 attempt to mark memory input operand addressable and
14799 call prepare_gimple_addressable in that case. Don't adjust
14800 input_location for diagnostics, use error_at instead.
14802 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14804 * config/rs6000/ppc-auxv.h: New file.
14805 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14806 (cpu_is): Likewise.
14807 (cpu_supports): Likewise.
14808 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14809 (cpu_is_info): New variable.
14810 (cpu_supports_info): Likewise.
14811 (tcb_verification_symbol): Likewise.
14812 (cpu_builtin_p): Likewise.
14813 (cpu_expand_builtin): New function.
14814 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14815 (rs6000_init_builtins): Likewise.
14816 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14817 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14818 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14819 * configure: Regenerate.
14820 * config.in: Likewise.
14821 * doc/extend.texi (PowerPC Built-in Functions): Document
14822 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14824 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14827 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14829 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14832 2016-01-20 Richard Henderson <rth@redhat.com>
14838 * tree.c (tm_define_builtin): New.
14839 (find_tm_vector_type): New.
14840 (build_tm_vector_builtins): New.
14841 (build_common_builtin_nodes): Call it.
14843 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14845 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14846 (arm_fp_ok): Likewise.
14847 (arm_fp): Likewise.
14848 (arm_crypto): Likewise.
14850 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14851 Richard Biener <rguenther@suse.de>
14853 PR tree-optimization/69328
14854 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14855 vectors have same number of elements.
14856 (vectorizable_condition): Fix masked version recognition.
14858 2016-01-20 Richard Biener <rguenther@suse.de>
14860 PR tree-optimization/69345
14861 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14862 (VN_INFO_PTR_INFO): Likewise.
14863 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14864 info when it is equal between non-dominating SSA names.
14865 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14866 Make sure to look at original SSA infos.
14868 2016-01-20 Jeff Law <law@redhat.com>
14871 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14873 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14874 (pc_or_label_operand): New predicate.
14875 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14876 tests for small integers that are 2^n - 1.
14878 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14880 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14882 2016-01-19 Jeff Law <law@redhat.com>
14884 PR middle-end/69347
14885 * tree-ssa-threadbackwards.c
14886 (fsm_find_control_statement_thread_paths): Do not try to lookup
14887 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14889 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14891 * doc/lto.texi: Remove text that says only Gold has linker plugin
14894 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14896 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14897 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14898 the DIE accordingly.
14899 (modified_type_die): Add REVERSE parameter and pass it recursively,
14900 as well as to base_type_die. Adjust presence check accordingly.
14901 (base_type_for_mode): Adjust call to modified_type_die.
14902 (add_type_attribute): Add REVERSE parameter and pass it to
14904 (generic_parameter_die): Adjust call to add_type_attribute.
14905 (add_scalar_info): Likewise.
14906 (add_subscript_info): Likewise.
14907 (gen_array_type_die): Likewise.
14908 (gen_descr_array_type_die): Likewise.
14909 (gen_entry_point_die): Likewise.
14910 (gen_enumeration_type_die): Likewise.
14911 (gen_formal_parameter_die): Likewise.
14912 (gen_subprogram_die): Likewise.
14913 (gen_variable_die ): Likewise.
14914 (gen_const_die): Likewise.
14915 (gen_field_die): Likewise.
14916 (gen_pointer_type_die): Likewise.
14917 (gen_reference_type_die): Likewise.
14918 (gen_ptr_to_mbr_type_die): Likewise.
14919 (gen_inheritance_die): Likewise.
14920 (gen_subroutine_type_die): Likewise.
14921 (gen_typedef_die): Likewise.
14922 (force_type_die): Adjust call to modified_type_die.
14924 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14926 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14927 flow throughout the file. Fix broken link to Objective-C 2.0
14929 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14932 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14934 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14936 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14939 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14940 (maybe_record_node): Record cxa_pure_virtual as the only possible
14941 target if there are not ohter candidates.
14942 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14944 2016-01-19 Richard Biener <rguenther@suse.de>
14946 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14947 (get_memory_order): Likewise.
14949 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14951 * tree-vect-stmts.c (vectorizable_store): Check
14954 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14957 * gcc.c (driver::decode_argv): Add call to
14958 init_opts_obstack before init_options_struct.
14959 * opts.c (init_opts_obstack): Remove idempotency.
14960 (init_options_struct): Replace call to init_opts_obstack
14961 with a gcc_assert to verify that it has already been called.
14962 * toplev.c (toplev::main): Add call to init_opts_obstack before
14963 calls to init_options_struct.
14964 (toplev::finalize): Move cleanup of opts_obstack next to
14965 cleanup of save_decoded_options, clearing the latter, and
14966 save_decoded_options_count.
14968 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14971 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14972 attribute to unconditional. Remove %? from output template.
14974 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14975 Jiong Wang <jiong.wang@arm.com>
14977 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14978 generated from different expand order.
14980 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14982 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14983 Add support for CCMP costing.
14985 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14987 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14988 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14989 (fccmpe<mode>): Likewise.
14990 (fcmp): Rename to fcmp and globalize pattern.
14992 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14993 (aarch64_gen_ccmp_next): Add FP support.
14995 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14997 * target.def (gen_ccmp_first): Update documentation.
14998 (gen_ccmp_next): Likewise.
14999 * doc/tm.texi (gen_ccmp_first): Update documentation.
15000 (gen_ccmp_next): Likewise.
15001 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15002 expand_ccmp_expr_1. Improve comments.
15003 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15004 (ccmp_ior<mode>): Remove pattern.
15005 (cmp<mode>): Remove expand.
15006 (cmp): Globalize pattern.
15007 (cstorecc4): Use cc_register.
15008 (mov<mode>cc): Remove ccmp_cc_register check.
15009 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15010 Simplify after removal of CC_DNE/* modes.
15011 (aarch64_ccmp_mode_to_code): Remove.
15012 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15013 In 'k' case use integer as condition.
15014 (aarch64_nzcv_codes): Remove inverted cases.
15015 (aarch64_code_to_ccmode): Remove.
15016 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15017 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15018 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15019 pattern. Return the comparison with CC register. Invert conditions
15020 when bitcode is OR.
15021 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15022 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15024 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15026 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15027 instrumented_version.
15029 2016-01-19 Richard Biener <rguenther@suse.de>
15031 PR tree-optimization/69336
15032 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15033 handled components with get_ref_base_and_extent.
15034 (equal_mem_array_ref_p): Adjust.
15036 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15039 * shrink-wrap.c: Include valtrack.h.
15040 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15041 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15042 in between insn and where it will be moved to. Call
15043 dead_debug_insert_temp.
15044 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15045 first and dead_debug_local_finish at the end.
15046 For uses and defs bitmap, handle all regs in between REGNO and
15047 END_REGNO, not just the first one.
15049 2016-01-19 Richard Biener <rguenther@suse.de>
15051 PR tree-optimization/69352
15052 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15053 (equal_mem_array_ref_p): Constrain size and max size properly.
15054 Compare the reverse flag.
15056 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15058 * ira.c (ira): Update regstat data if we deleted insns.
15060 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15062 PR rtl-optimization/68955
15063 PR rtl-optimization/64557
15064 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15065 here. Fix up formatting.
15066 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15068 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15071 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15072 assume that the node has body.
15073 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15076 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15078 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15081 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15083 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15084 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15086 2016-01-19 Martin Jambor <mjambor@suse.cz>
15087 Martin Liska <mliska@suse.cz>
15088 Michael Matz <matz@suse.de>
15090 * Makefile.in (OBJS): Add new source files.
15091 (GTFILES): Add hsa.c.
15092 * common.opt (disable_hsa): New variable.
15093 (-Whsa): New warning.
15094 * config.in (ENABLE_HSA): New.
15095 * configure.ac: Treat hsa differently from other accelerators.
15096 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15097 $enable_offloading.
15098 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15099 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15100 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15101 --with-hsa-kmt-lib.
15102 * doc/invoke.texi (-Whsa): Document.
15103 (hsa-gen-debug-stores): Likewise.
15104 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15105 to invoke offload compiler for hsa acclerator.
15106 * opts.c (common_handle_option): Determine whether HSA offloading
15107 should be performed.
15108 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15109 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15110 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15111 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15112 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15113 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15114 GF_OMP_FOR_KIND_GRID_LOOP.
15115 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15116 (pp_gimple_stmt_1): Likewise.
15117 * gimple-walk.c (walk_gimple_stmt): Likewise.
15118 * gimple.c (gimple_build_omp_grid_body): New function.
15119 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15120 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15121 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15122 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15123 GF_OMP_TEAMS_GRID_PHONY.
15124 (gimple_statement_omp_single_layout): Updated comments.
15125 (gimple_build_omp_grid_body): New function.
15126 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15127 (gimple_omp_for_grid_phony): New function.
15128 (gimple_omp_for_set_grid_phony): Likewise.
15129 (gimple_omp_parallel_grid_phony): Likewise.
15130 (gimple_omp_parallel_set_grid_phony): Likewise.
15131 (gimple_omp_teams_grid_phony): Likewise.
15132 (gimple_omp_teams_set_grid_phony): Likewise.
15133 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15134 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15135 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15136 (BUILT_IN_GOMP_TARGET): Updated type.
15137 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15138 (adjust_for_condition): New function.
15139 (get_omp_for_step_from_incr): Likewise.
15140 (extract_omp_for_data): Moved parts to adjust_for_condition and
15141 get_omp_for_step_from_incr.
15142 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15143 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15144 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15145 (scan_omp_parallel): Do not create child functions for phony
15147 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15148 (scan_omp_1_op): Checking assert we are not remapping to
15149 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15150 (parallel_needs_hsa_kernel_p): New function.
15151 (expand_parallel_call): Register apprpriate parallel child
15152 functions as HSA kernels.
15153 (grid_launch_attributes_trees): New type.
15154 (grid_attr_trees): New variable.
15155 (grid_create_kernel_launch_attr_types): New function.
15156 (grid_insert_store_range_dim): Likewise.
15157 (grid_get_kernel_launch_attributes): Likewise.
15158 (get_target_argument_identifier_1): Likewise.
15159 (get_target_argument_identifier): Likewise.
15160 (get_target_argument_value): Likewise.
15161 (push_target_argument_according_to_value): Likewise.
15162 (get_target_arguments): Likewise.
15163 (expand_omp_target): Call get_target_arguments instead of looking
15164 up for teams and thread limit.
15165 (grid_expand_omp_for_loop): New function.
15166 (grid_arg_decl_map): New type.
15167 (grid_remap_kernel_arg_accesses): New function.
15168 (grid_expand_target_kernel_body): New function.
15169 (expand_omp): Call it.
15170 (lower_omp_for): Do not emit phony constructs.
15171 (lower_omp_taskreg): Do not emit phony constructs but create for them
15172 a temporary variable receiver_decl.
15173 (lower_omp_taskreg): Do not emit phony constructs.
15174 (lower_omp_teams): Likewise.
15175 (lower_omp_grid_body): New function.
15176 (lower_omp_1): Call it.
15177 (grid_reg_assignment_to_local_var_p): New function.
15178 (grid_seq_only_contains_local_assignments): Likewise.
15179 (grid_find_single_omp_among_assignments_1): Likewise.
15180 (grid_find_single_omp_among_assignments): Likewise.
15181 (grid_find_ungridifiable_statement): Likewise.
15182 (grid_target_follows_gridifiable_pattern): Likewise.
15183 (grid_remap_prebody_decls): Likewise.
15184 (grid_copy_leading_local_assignments): Likewise.
15185 (grid_process_kernel_body_copy): Likewise.
15186 (grid_attempt_target_gridification): Likewise.
15187 (grid_gridify_all_targets_stmt): Likewise.
15188 (grid_gridify_all_targets): Likewise.
15189 (execute_lower_omp): Call grid_gridify_all_targets.
15190 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15191 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15192 (tree_omp_clause): Added union field dimension.
15193 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15194 * tree.c (omp_clause_num_ops): Added number of arguments of
15195 OMP_CLAUSE__GRIDDIM_.
15196 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15197 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15198 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15199 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15200 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15201 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15202 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15203 * tree-pass.h (make_pass_gen_hsail): Declare.
15204 (make_pass_ipa_hsa): Likewise.
15205 * ipa-hsa.c: New file.
15206 * lto-section-in.c (lto_section_name): Add hsa section name.
15207 * lto-streamer.h (lto_section_type): Add hsa section.
15208 * timevar.def (TV_IPA_HSA): New.
15209 * hsa-brig-format.h: New file.
15210 * hsa-brig.c: New file.
15211 * hsa-dump.c: Likewise.
15212 * hsa-gen.c: Likewise.
15215 * toplev.c (compile_file): Call hsa_output_brig.
15216 * hsa-regalloc.c: New file.
15218 2016-01-18 Jeff Law <law@redhat.com>
15220 PR tree-optimization/69320
15221 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15222 ranged object, do nothing if the RHS constant is not [0..1].
15223 (optimize_stmt): Comparing a boolean ranged object against a
15224 constant outside [0..1] results in a compile-time constant.
15226 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15229 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15231 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15232 (Option Summary): Update to reflect new section and moved options.
15233 (C++ Dialect Options): Move -fstats to new section.
15234 (Debugging Options): Move all dump, statistics, and other GCC
15235 developer options to new section. Rewrite section introduction
15236 and re-order remaining options to put the more basic ones first.
15237 (Optimization Options): Move -fira-verbose and -flto-report* to
15239 (Developer Options): New section incorporating moved options.
15240 * doc/cppopts.texi (-dM): Update cross-reference.
15242 2016-01-18 Richard Henderson <rth@redhat.com>
15245 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15246 operands to pseudo only if CSE is expected. Split long immediate
15247 operands only after reload, and for the stack pointer.
15248 (*add<GPI>3_pluslong): Remove.
15249 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15250 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15251 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15252 (*add<GPI>3 peepholes): New.
15253 (*add<GPI>3 splitters): New.
15254 * config/aarch64/constraints.md (Upl): New.
15255 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15257 2016-01-18 Richard Biener <rguenther@suse.de>
15259 PR tree-optimization/69297
15260 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15262 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15264 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15266 PR middle-end/68542
15267 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15268 of mixind vector and scalar types.
15269 (fold_relational_const): Add handling of vector
15270 comparison with boolean result.
15271 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15272 comparison of vector operands with boolean result for EQ/NE only.
15273 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15274 (verify_gimple_cond): Likewise.
15275 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15278 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15280 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15283 2016-01-18 Richard Biener <rguenther@suse.de>
15285 PR middle-end/69308
15286 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15288 2016-01-18 Tom de Vries <tom@codesourcery.com>
15290 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15292 2016-01-18 Tom de Vries <tom@codesourcery.com>
15294 * omp-low.c (set_oacc_fn_attrib): Make extern.
15295 * omp-low.h (set_oacc_fn_attrib): Declare.
15296 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15297 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15298 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15299 Add and handle function parameter oacc_kernels_p.
15300 (find_reduc_addr, get_omp_data_i_param): New function.
15301 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15302 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15303 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15304 Calculate dominance info. Skip loops that are not in a kernels region
15305 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15306 (pass_parallelize_loops::execute): Call parallelize_loops with
15307 oacc_kernels_p argument.
15308 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15309 New member function.
15310 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15311 * passes.def: Add argument to pass_parallelize_loops instantation.
15313 2016-01-18 Tom de Vries <tom@codesourcery.com>
15315 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15316 pass_parallelize_loops to be run outside the loop pipeline.
15318 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15320 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15321 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15323 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15326 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15327 using get_ref_base_and_extent.
15328 (equal_mem_array_ref_p): New.
15329 (hashable_expr_equal_p): Add call to previous.
15331 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15334 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15335 (sra_initialize): Allocate disqualified_constants.
15336 (sra_deinitialize): Free disqualified_constants.
15337 (disqualify_candidate): Update disqualified_constants when appropriate.
15338 (create_access): Scan for constant-pool entries as we go along.
15339 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15340 (maybe_add_sra_candidate): Allow constant-pool entries.
15341 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15342 (initialize_constant_pool_replacements): New.
15343 (sra_modify_assign): Avoid mangling assignments created by previous,
15344 and don't generate writes into constant pool.
15345 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15347 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15349 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15350 andnot instruction.
15351 (scalar_chain::convert_op): Likewise.
15352 * config/i386/i386.md (*andndi3_doubleword): New.
15354 2016-01-18 Richard Biener <rguenther@suse.de>
15356 PR tree-optimization/69170
15357 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15358 building a vector from scalar results of a pattern stmt.
15360 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15362 * haifa-sched.c (autopref_multipass_init): Work around
15363 -Wmaybe-uninitialized warning.
15365 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15367 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15368 against the constant 0.
15370 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15372 PR tree-optimization/68799
15373 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15374 look up phi candidates in the statement-candidate map.
15375 (phi_add_costs): Likewise.
15376 (record_phi_increments): Likewise.
15377 (phi_incr_cost): Likewise.
15378 (ncd_with_phi): Likewise.
15379 (all_phi_incrs_profitable): Likewise.
15381 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15383 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15384 -Wmaybe-uninitialized warning.
15386 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15388 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15389 (Option Summary): Update to reflect new section and moved options.
15390 (C++ Dialect Options): Move -fvtable-verify and related options.
15391 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15392 and profiling-related options.
15393 (Optimization Options): Move profile generation options and
15394 -fstack-protector and related options.
15395 (Instrumentation Options): New section incorporating moved options.
15396 (Code Generation Options): Move -finstrument-functions and
15397 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15399 2016-01-16 Tom de Vries <tom@codesourcery.com>
15401 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15403 2016-01-16 Tom de Vries <tom@codesourcery.com>
15405 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15407 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15409 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15410 that checks whether the table is already empty. Rename the
15411 original implementation to...
15412 (hash_table::empty_slot): ...this new private function.
15414 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15416 PR diagnostic/68899
15417 * diagnostic-show-locus.c (layout::print_source_line): Move x
15418 offset of line until after call to
15419 get_line_width_without_trailing_whitespace.
15421 2016-01-15 Jeff Law <law@redhat.com>
15423 PR tree-optimization/69270
15424 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15425 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15426 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15427 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15428 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15429 ssa_name_has_boolean_range and constant_boolean_node.
15431 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15433 PR rtl-optimization/69030
15434 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15436 (spill_pseudos): Delete debug insn for dead pseudo.
15437 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15439 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15441 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15443 (TYPES_UNOPUS): Likewise.
15444 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15445 builtin type, from UNOP to UNOPUS.
15446 (lbtruncuv4sf): Likewise.
15447 (lbtruncuv2df): Likewise.
15448 (lrounduv2sf): Likewise.
15449 (lrounduv4sf): Likewise.
15450 (lrounduv2df): Likewise.
15451 (lroundusf): Likewise.
15452 (lroundusf): Likewise.
15453 (lceiluv2sf): Likewise.
15454 (lceiluv4sf): Likewise.
15455 (lceiluv2df): Likewise.
15456 (lceilusf): Likewise.
15457 (lceiludf): Likewise.
15458 (lflooruv2sf): Likewise.
15459 (lflooruv4sf): Likewise.
15460 (lflooruv2df): Likewise.
15461 (lfloorusf): Likewise.
15462 (lfloorudf): Likewise.
15463 (lfrintnuv2sf): Likewise.
15464 (lfrintnuv4sf): Likewise.
15465 (lfrintnuv2df): Likewise.
15466 (lfrintnusf): Likewise.
15467 (lfrintnudf): Likewise.
15468 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15470 (vcvtq_u32_f32): Likewise.
15471 (vcvtq_u64_f64): Likewise.
15472 (vcvta_u32_f32): Likewise.
15473 (vcvtaq_u32_f32): Likewise.
15474 (vcvtaq_u64_f64): Likewise.
15475 (vcvtm_u32_f32): Likewise.
15476 (vcvtmq_u32_f32): Likewise.
15477 (vcvtmq_u64_f64): Likewise.
15478 (vcvtn_u32_f32): Likwise.
15479 (vcvtnq_u32_f32): Likewise.
15480 (vcvtnq_u64_f64): Likewise.
15481 (vcvtp_u32_f32): Likewise.
15482 (vcvtpq_u32_f32): Likewise.
15483 (vcvtpq_u64_f64): Likewise.
15484 (vcvtmd_u64_f64): Likewise.
15485 (vcvtms_u32_f32): Likewise.
15486 (vcvtad_u64_f64): Likewise.
15487 (vcvtas_u32_f32): Likewise.
15488 (vcvtnd_u64_f64): Likewise.
15489 (vcvtns_u32_f32): Likewise.
15490 (vcvtpd_u64_f64): Likewise.
15491 (vcvtps_u32_f32): Likewise.
15493 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15495 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15496 CSEL of zero_extended registers.
15498 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15500 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15501 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15503 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15505 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15506 false when argument string is not found in the attributes table
15509 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15512 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15513 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15514 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15515 precision estimate.
15517 2016-01-15 Richard Biener <rguenther@suse.de>
15519 PR tree-optimization/66856
15520 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15521 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15522 (vect_create_new_slp_node): Increment stmt reference count.
15523 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15524 an SLP tree before swapping operands.
15525 (vect_build_slp_tree): Likewise.
15526 (destroy_bb_vec_info): Free stmt info after SLP instances.
15527 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15528 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15529 (STMT_VINFO_NUM_SLP_USES): New macro.
15531 2016-01-15 Richard Biener <rguenther@suse.de>
15534 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15535 (add_linkage_name): ... here.
15536 (gen_typedef_die): Use add_linkage_name_raw instead of
15537 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15540 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15542 * gimplify.c (oacc_default_clause): Decode reference and pointer
15543 types for both kernels and parallel regions.
15545 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15547 PR middle-end/69246
15548 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15550 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15552 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15553 (convert_scalars_to_vector): Likewise.
15555 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15557 * doc/extend.texi (Type Traits): Fix grammar.
15559 2016-01-15 Martin Jambor <mjambor@suse.cz>
15561 * tree-inline.c (remap_decl): Use existing dclarations if
15562 remapping a type and prevent_decl_creation_for_types.
15563 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15564 decls first. Do real remapping with
15565 prevent_decl_creation_for_types set.
15566 * tree-inline.h (copy_body_data): New field
15567 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15570 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15572 * config/s390/s390.opt (mmvcle): More verbose help text.
15574 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15576 * config/s390/s390.opt: Add period to -mzvector option text.
15578 2016-01-15 Richard Biener <rguenther@suse.de>
15580 PR tree-optimization/68961
15581 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15582 of invariants in stores again.
15584 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15586 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15588 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15590 * config/i386/i386.c (ix86_expand_branch): Don't split
15591 DI mode xor instruction to SI mode.
15593 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15596 * ipa-icf.c (sem_function::merge): Virtual functions may become
15597 reachable even if they address is not taken and there are no
15600 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15602 * lto-streamer-out.c (subtract_estimated_size): New function.
15603 (get_symbol_initial_value): Use it.
15605 2016-01-15 Christian Bruel <christian.bruel@st.com>
15608 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15609 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15610 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15611 use add_builtin_function_ext_scope instead of add_builtin_function.
15612 (neon_set_p, neon_crypto_set_p): Remove.
15613 (arm_init_builtins): Always call arm_init_neon_builtins and
15614 arm_init_crypto_builtins.
15615 (arm_expand_builtin): Check that builtins are allowed for the arch.
15616 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15617 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15618 arm_init_neon_builtins call.
15620 2016-01-15 Richard Biener <rguenther@suse.de>
15622 PR tree-optimization/69117
15623 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15624 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15625 of the leader conservatively.
15626 (free_scc_vn): Restore original SSA name infos.
15628 2016-01-14 Jeff Law <law@redhat.com>
15630 PR tree-optimization/69270
15631 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15632 single bit of precision, verify it's also unsigned.
15633 (record_edge_info): Use constant_boolean_node rather than fold_convert
15634 to convert boolean_true/boolean_false to the right type.
15636 2016-01-14 Richard Henderson <rth@redhat.com>
15639 * loop-doloop.c (record_reg_sets): New.
15640 (doloop_optimize): Reject the transform if the sequence
15641 clobbers registers live at the end of the loop block.
15642 (doloop_optimize_loops): Enable df_live if needed.
15644 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15646 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15647 * config/rs6000/rs6000.c: Likewise.
15648 * config/rs6000/rs6000.h: Likewise.
15649 * config/rs6000/rs6000.md: Likewise.
15650 * doc/extend.texi: Likewsie.
15652 2016-01-14 Jeff Law <law@redhat.com>
15654 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15657 2016-01-14 Richard Henderson <rth@redhat.com>
15661 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15662 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15663 instead of builtin_decl_declared_p to test for declaration.
15665 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15667 * doc/loop.texi (Loop Analysis and Representation): Document
15668 loop_depth function.
15670 2016-01-14 Tom de Vries <tom@codesourcery.com>
15672 PR tree-optimization/68773
15673 * omp-low.c (expand_omp_target): Don't set force_output.
15674 * varpool.c (varpool_node::get_create): Same.
15675 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15676 offload_funcs with force_output.
15678 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15681 * lra-eliminations.c (move_plus_up): Don't change anything if either
15682 the outer or inner subreg mode is not MODE_INT.
15683 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15684 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15686 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15688 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15689 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15690 reduc_uplus_@var{m}): Remove.
15691 * expr.c (expand_expr_real_2): Remove expansion path for
15692 reduc_[us](min|max|plus) optabs.
15693 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15694 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15695 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15696 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15697 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15698 reduc_[us](min|max|plus) optabs.
15700 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15702 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15703 (reduc_plus_scal_v2sf): New.
15704 (reduc_smax_v2sf): Rename to...
15705 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15706 (reduc_smin_v2sf): Rename to...
15707 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15709 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15711 * alias.c (compare_base_symbol_refs): New function.
15712 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15715 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15717 PR middle-end/68146
15718 PR tree-optimization/69155
15719 * tree-complex.c: Include cfganal.h.
15720 (phis_to_revisit): New variable.
15721 (extract_component): Add phiarg_p argument. Assert that returned
15722 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15723 (update_phi_components): Partly rewrite to use loop over real/imag
15724 components instead of code duplication. If extract_component returns
15725 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15726 create_tmp_reg into the PHI node instead, and mention the phi triplet
15727 in phis_to_revisit.
15728 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15729 in phis_to_revisit at the end.
15731 2016-01-14 Richard Biener <rguenther@suse.de>
15733 PR tree-optimization/68060
15734 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15735 outer loop reduction is only used in the inner loop before
15736 detecting a double reduction.
15738 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15741 * combine.c (expand_field_assignment): Punt if compute_mode is
15742 unsupported scalar mode.
15744 2016-01-14 Richard Biener <rguenther@suse.de>
15746 PR tree-optimization/66856
15747 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15748 SLP node only if it built successfully.
15749 (vect_analyze_slp_instance): Adjust.
15751 2016-01-14 Jeff Law <law@redhat.com>
15753 PR tree-optimization/69270
15754 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15755 (record_edge_info): Use it. Convert boolean_{true,false}_node
15756 to the type of op0.
15758 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15761 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15762 use block_ultimate_origin
15763 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15765 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15767 * doc/invoke.texi (Submodel Options): Rename section to
15768 "Machine-Dependent Options" to better reflect its content.
15769 Rewrite introductory text to remove archaic CPU names.
15772 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15774 * doc/invoke.texi (Code Gen Options): Move section up in file,
15775 before target-specific options. Update menu and option summary
15776 to reflect the new section ordering.
15778 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15780 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15781 (C++ Dialect Options): Add cross-reference to -std option.
15782 * doc/standards.texi (C++ Language): Document C++14 support.
15784 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15786 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15787 for pack/unpack functions for __ibm128.
15788 (PACK_IF): Likewise.
15789 (UNPACK_IF): Likewise.
15791 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15792 support for __ibm128 pack/unpack functions.
15793 (rs6000_invalid_builtin): Likewise.
15794 (rs6000_init_builtins): Likewise.
15795 (rs6000_opt_masks): Likewise.
15797 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15798 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15800 (RS6000_BTM_COMMON): Likewise.
15802 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15803 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15804 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15805 128-bit floating point. Add support for the double values to be
15806 in Altivec registers for TF/IF packing and unpacking, but restrict
15807 TD packing sub-fields to be FPR registers. Don't allow overlapped
15808 register support for packing. Allow pack inputs to be memory
15809 locations. Don't build generator functions for unpack<mode>_dm
15810 and unpack<mode>_nodm.
15811 (unpack<mode>_dm): Likewise.
15812 (unpack<mode>_nodm): Likewise.
15813 (pack<mode>): Likewise.
15815 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15816 built-in functions to pack/unpack explicit __ibm128 values.
15817 (__builtin_unpack_ibm128): Likewise.
15819 * doc/extend.texi (PowerPC Built-in Functions): Document
15820 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15822 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15825 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15826 Add new arg loc and pass it down as context.
15827 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15828 to the location to use for the warning.
15829 (check_function_arguments): New arg loc. All callers changed. Pass
15830 it to check_function_nonnull.
15831 * c-common.h (check_function_arguments): Adjust declaration.
15833 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15835 PR tree-optimization/69156
15836 * gimple.c (validate_type): Removed.
15837 (gimple_builtin_call_types_compatible_p): Use
15838 useless_type_conversion_p instead of validate_type.
15839 * value-prof.c (gimple_stringop_fixed_value): Fold
15840 icall_size to correct type.
15842 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15844 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15847 2016-01-13 Richard Henderson <rth@redhat.com>
15850 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15851 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15852 (ix86_builtin_tm_store): Remove.
15853 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15854 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15855 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15856 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15857 * doc/tm.texi: Rebuild.
15859 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15860 (BUILT_IN_TM_MEMCPY_RTWN): New.
15861 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15862 fallback from vector to integer helpers.
15863 (build_tm_load): Handle vector types directly, instead of
15865 (build_tm_store): Likewise.
15866 (expand_assign_tm): Prepare for register types not handled by
15867 the above. Copy them to memory and use memcpy.
15868 * tree.c (tm_define_builtin): New.
15869 (find_tm_vector_type): New.
15870 (build_tm_vector_builtins): New.
15871 (build_common_builtin_nodes): Call it.
15873 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15875 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15876 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15878 2016-01-13 Tom de Vries <tom@codesourcery.com>
15880 PR tree-optimization/69169
15881 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15882 handled_struct_type param.
15883 (create_variable_info_for, intra_create_variable_infos): Call
15884 create_variable_info_for_1 with extra arg.
15886 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15888 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15889 and "armv8.1-a+crc" entries.
15891 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15894 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15895 Change first operand predicate from register_or_constm1_operand
15896 to register_operand.
15897 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15898 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15899 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15900 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15901 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15902 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15903 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15904 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15905 comparison with constm1_rtx from vec_prefetch_gen part.
15907 2016-01-13 Richard Biener <rguenther@suse.de>
15909 PR tree-optimization/69013
15910 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15911 Exchange assert for a test.
15913 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15916 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15918 2016-01-13 Richard Biener <rguenther@suse.de>
15920 PR tree-optimization/69242
15921 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15922 assert with a check.
15924 2016-01-13 Richard Biener <rguenther@suse.de>
15926 PR tree-optimization/69186
15927 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15928 Properly guard vect_update_misalignment_for_peel call.
15930 2016-01-12 Jeff Law <law@redhat.com>
15932 PR tree-optimization/pr67755
15933 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15934 "need_profile_correction".
15935 (thread_block_1): Initialize new field to false by default. If we
15936 have multiple thread paths through a common joiner to different
15937 final targets, then set new field to true.
15938 (compute_path_counts): Only do count adjustment when it's really
15941 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15943 * doc/invoke.texi (Spec Files): Move section down in file, past
15944 all command-line option descriptions.
15946 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15948 PR middle-end/54809
15949 * doc/gty.texi: Remove documentation of mark_hook.
15950 * gengtype.c (struct write_types_data): Remove code to support
15951 mark_hook attribute.
15952 (walk_type): Likewise.
15953 (write_func_for_structure): Likewise.
15955 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15957 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15958 Directory Options, and -specs= to Overall Options.
15959 (Overall Options): Adjust similarly. Reorder to group related
15960 options together. Make -specs= cross-reference the spec file details.
15961 (Directory Options): Adjust similarly.
15963 2016-01-12 Jeff Law <law@redhat.com>
15965 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15967 2016-01-12 Olivier Hainque <hainque@adacore.com>
15969 * gcc.c (spec_undefvar_allowed): New global.
15970 (process_command): Set to true when running for --version or --help,
15972 (getenv_spec_function): When the variable is not defined, use the
15973 variable name as the variable value if we're allowed not to issue
15976 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15978 PR tree-optimization/68911
15979 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15980 information computed for expression "init + nit * step".
15982 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15984 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15985 about name of GCC executable. Remove deleted node from menu.
15986 (Directory Options) <-B>: Remove cross-reference to deleted node.
15987 (Target Options): Delete section.
15989 2016-01-12 Christian Bruel <christian.bruel@st.com>
15992 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15993 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15995 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15998 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15999 aligned_mem is properly set for AVX512-VL floating point masked
16003 * ifcvt.c (cond_exec_process_if_block): When removing the last
16004 insn from then_bb, remove also any possible barriers that follow it.
16006 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16010 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16011 (PTRDIFF_TYPE): Likewise.
16012 (WCHAR_TYPE): Likewise.
16013 (WCHAR_TYPE_SIZE): Likewise.
16014 (STDINT_LONG32): Likewise.
16016 2016-01-12 Richard Biener <rguenther@suse.de>
16018 PR tree-optimization/69053
16019 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16020 convert initial value for cond reductions.
16022 2016-01-12 Richard Biener <rguenther@suse.de>
16024 PR tree-optimization/69007
16025 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16026 widen_sum after dot_prod and sad.
16028 2016-01-12 Richard Biener <rguenther@suse.de>
16030 PR tree-optimization/69168
16031 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16032 pattern stmt SLP type.
16033 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16034 end up unused so cope with that case.
16036 2016-01-12 Richard Biener <rguenther@suse.de>
16038 PR tree-optimization/69157
16039 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16040 stmts def type only during analyze phase.
16041 (vectorizable_call): Likewise.
16042 (vectorizable_simd_clone_call): Likewise.
16043 (vectorizable_conversion): Likewise.
16044 (vectorizable_assignment): Likewise.
16045 (vectorizable_shift): Likewise.
16046 (vectorizable_operation): Likewise.
16047 (vectorizable_store): Likewise.
16048 (vectorizable_load): Likewise.
16050 2016-01-12 Richard Biener <rguenther@suse.de>
16052 PR tree-optimization/69174
16053 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16055 (vectorizable_load): Properly compute the number of loads needed
16056 for permuted strided SLP loads and do not spuriously assign
16057 to SLP_TREE_VEC_STMTS.
16059 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16061 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16062 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16063 (MD_EXEC_PREFIX): Remove.
16064 (MD_STARTFILE_PREFIX) Removee.
16065 (FILE_NAME_ABSOLUTE_P): Remove.
16066 (CPP_SPEC): Do not read macros from sys/version.h.
16067 (LINK_COMMAND_SPEC): Remove.
16068 (LOCAL_INCLUDE_DIR): Remove.
16069 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16070 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16071 (POST_LINK_SPEC): Define to invoke stubify after linker
16072 (LIBSTDCXX): Remove define
16073 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16074 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16075 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16076 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16077 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16078 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16079 (i386_djgpp_asm_named_section): Add propotype of new procedure
16081 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16082 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16083 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16084 in config/i386/djgpp.h).
16085 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16086 STANDARD_STARTFILE_PREFIX_1.
16087 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16088 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16089 installation errors.
16090 (MAX_OFILE_ALIGNMENT): Define to 128.
16091 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16093 * config/i386/djgpp.c: New file. Add implementation of
16094 i386_djgpp_asm_named_section.
16096 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16098 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16099 Add rule for building djgpp.o.
16101 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16103 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16104 (rtx_is_swappable_p): Reductions are swappable.
16105 (insn_is_swappable_p): V2DF reductions are swappable.
16107 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16109 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16110 reloads for other unsupported memory operands.
16112 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16113 Jim Wilson <jim.wilson@linaro.org>
16116 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16117 copy_to_mode_reg instead of force_reg.
16119 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16122 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16123 TARGET_80387 is true.
16125 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16128 * lra-eliminations.c (move_plus_up): Only move plus up
16129 if subreg of the constant can be simplified into constant
16130 and use the simplified subreg of the constant instead of
16131 the original constant.
16133 * fold-const.c (fold_convertible_p): Don't return true
16134 for conversion of VECTOR_TYPE to same sized integral type.
16135 (fold_convert_loc): Fix up formatting. Fold conversion of
16136 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16137 instead of NOP_EXPR.
16139 PR tree-optimization/69214
16140 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16141 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16144 PR tree-optimization/69207
16145 * tree-vect-slp.c (vect_get_constant_vectors): For
16146 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16147 fold_convertible_p to vector_type's element type, and always
16148 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16150 2016-01-11 Richard Biener <rguenther@suse.de>
16152 PR tree-optimization/69173
16153 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16154 fixup the cycle if all stmts are in a pattern.
16156 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16158 PR middle-end/68999
16159 * alias.c (base_alias_check): Move check for addresses with
16160 alignment ANDs before the call for compare_base_decls.
16161 (memrefs_conflict_p): Return -1 for different decls
16162 that went through alignment adjustments.
16164 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16166 PR rtl-optimization/68796
16167 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16168 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16169 and QImode comparisons against zero with CC_NZmode.
16170 * config/aarch64/iterators.md (short_mask): New mode_attr.
16172 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16174 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16175 (<avx512>_store<mode>_mask): Likewise.
16177 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16178 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16180 PR rtl-optimization/68841
16181 * ifcvt.c (struct noce_if_info): Add orig_x field.
16182 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16183 Don't record conflicts on to_rename if it's present.
16184 Allow memory destinations in sets.
16185 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16186 blocks, passing orig_x to the checks.
16187 (noce_process_if_block): Set if_info->orig_x appropriately.
16189 2016-01-11 Tom de Vries <tom@codesourcery.com>
16191 PR tree-optimization/69069
16192 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16194 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16196 PR rtl-optimization/68920
16197 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16198 of conditional moves for RTL if-conversion to 1 for
16199 TARGET_ONE_IF_CONV_INSN.
16200 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16201 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16202 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16203 parameter to restirct number of conditional moves for
16205 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16206 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16209 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16212 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16213 onepart vars. Fix typo in comment. Fix reversed condition in
16215 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16218 * var-tracking.c (dump_onepart_variable_differences): New.
16219 (dataflow_set_different): If a detailed dump is requested,
16220 delay early returns and dump differences between onepart
16221 variables present before and after, and added variables.
16223 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16226 * expr.c (expand_expr_real_1): For boolean vector constants
16227 with a scalar mode use const_scalar_mask_from_tree.
16228 (const_scalar_mask_from_tree): New.
16229 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16230 assigned to a mask type to handle constants.
16232 2016-01-11 Martin Jambor <mjambor@suse.cz>
16235 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16236 useless parameters if we cannot change function signature.
16238 2016-01-11 Martin Jambor <mjambor@suse.cz>
16241 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16244 2016-01-11 Tom de Vries <tom@codesourcery.com>
16246 PR tree-optimization/69109
16247 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16250 2016-01-11 Tom de Vries <tom@codesourcery.com>
16252 PR tree-optimization/69108
16253 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16254 res is not used in a phi.
16256 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16259 * common.opt (frandom-seed): Fix parameter name.
16260 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16262 2016-01-11 Tom de Vries <tom@codesourcery.com>
16264 PR tree-optimization/69058
16265 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16268 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16270 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16271 (mcode-density): Likewise.
16273 2016-01-10 Tom de Vries <tom@codesourcery.com>
16275 PR tree-optimization/69062
16276 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16277 (parallelize_loops): Don't paralelize loop that has phi with address
16280 2016-01-10 Tom de Vries <tom@codesourcery.com>
16282 PR tree-optimization/69039
16283 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16286 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16288 PR middle-end/68743
16289 * match.pd: Require target has function_c99_misc before doing
16290 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16292 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16294 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16296 * configure: Regenerate.
16298 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16300 PR middle-end/50865
16301 PR tree-optimization/69097
16302 * fold-const.h (expr_not_equal_to): New prototype.
16303 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16304 (expr_not_equal_to): New function.
16305 * match.pd (X % -Y is the same as X % Y): Don't optimize
16306 unless X is known not to be equal to minimum or Y is known
16307 not to be equal to -1.
16308 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16309 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16310 (simplify_stmt_using_ranges): Adjust caller.
16311 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16312 substitute_and_fold.
16314 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16316 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16319 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16321 PR tree-optimization/69167
16322 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16323 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16325 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16327 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16328 Richard Biener <rguenther@suse.de>
16330 PR tree-optimization/68707
16331 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16332 instances that can be handled via vect_load_lanes.
16334 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16336 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16337 if we can't determine address equivalence.
16338 * alias.c (compare_base_decl): Update for changed return value of
16339 symtab_node::equal_address_to.
16341 2016-01-08 Jason Merrill <jason@redhat.com>
16345 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16346 * expr.c (store_field): Not here.
16347 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16348 call with TREE_ADDRESSABLE type.
16349 * tree-cfg.c (verify_gimple_call): Adjust.
16351 2016-01-08 Olivier Hainque <hainque@adacore.com>
16353 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16356 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16358 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16359 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16360 (reduc_smin_v2sf): Rename to...
16361 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16362 (reduc_splus_v2sf): Rename to...
16363 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16365 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16367 PR tree-optimization/69162
16368 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16369 valist argument in another argument.
16370 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16371 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16372 to determine the va_list type, build a MEM_REF instead of
16373 build_fold_indirect_ref.
16375 PR tree-optimization/69172
16376 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16379 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16381 PR tree-optimization/67781
16382 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16383 and cmpnop in two steps: first the ones not accessed in original
16384 gimple expression in a endian independent way and then the ones not
16385 accessed in the final result in an endian-specific way.
16387 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16389 PR tree-optimization/69083
16390 * tree-vect-slp.c (vect_get_constant_vectors): For
16391 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16392 element type. If op is fold_convertible_p to vector_type's element
16393 type, use NOP_EXPR instead of VCE.
16395 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16397 PR rtl-optimization/67778
16398 PR rtl-optimization/68634
16399 PR rtl-optimization/68909
16400 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16401 block from the stack until done with it. Remove a superfluous
16402 bitmap set. Remove a superfluous bitmap test.
16404 2016-01-07 Martin Sebor <msebor@redhat.com>
16407 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16408 constraint on the type of arguments.
16410 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16412 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16413 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16414 unaligned_access on the gcc_options set.
16415 * config/arm/arm.c (arm_option_override_internal): Use
16416 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16418 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16421 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16422 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16424 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16427 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16430 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16431 depending on frame_pointer_needed before remaining integer and SSE
16432 registers are saved.
16434 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16437 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16439 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16442 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16443 Use the "xBm" constraint.
16444 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16446 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16447 (sse_cvtsi2ssq<round_name>): Likewise.
16448 (sse_cvtss2si<round_name>): Likewise.
16449 (sse_cvtss2siq<round_name>): Likewise.
16450 (sse2_cvtsi2sdq<round_name>): Likewise.
16451 (sse2_cvtsd2si<round_name>): Likewise.
16452 (sse2_cvtsd2siq<round_name>): Likewise.
16453 * config/i386/subst.md (round_nimm_scalar_predicate): New
16456 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16458 PR middle-end/67639
16459 * varasm.c (make_decl_rtl): Mark invalid register vars as
16462 PR rtl-optimization/66206
16463 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16464 All callers changed.
16466 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16468 PR tree-optimization/69141
16469 * tree-ssa-pre.c: Include langhooks.h.
16470 (eliminate_dom_walker::before_dom_children): Use
16471 lang_hooks.decl_printable_name instead of
16472 cgraph_node::get ()->name ().
16474 PR middle-end/68960
16475 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16476 it and DECL_ALIGN too.
16478 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16480 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16482 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16485 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16486 depending on frame_pointer_needed before remaining integer and SSE
16487 registers are saved.
16489 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16491 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16492 mode iterator with VSX_M2.
16493 (*p9_vecstore_<mode>): Likewise.
16494 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16495 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16496 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16497 (define_split for VSX_LE128 stores): Likewise.
16498 (define_peephole2 for TImode LE swaps): Likewise.
16499 (define_split for VSX_LE128 post-reload stores): Likewise.
16501 2016-01-06 Marek Polacek <polacek@redhat.com>
16504 * convert.c (convert_to_integer_1): Adjust call to
16505 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16506 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16507 EXPR instead of ARG.
16508 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16510 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16513 * doc/extend.texi (RL78 Variable Attributes): New section.
16515 2016-01-05 Marek Polacek <polacek@redhat.com>
16518 * builtins.c (get_memmodel): Use expansion point location rather than
16519 the input location. Call warning_at rather than warning.
16520 (expand_builtin_atomic_compare_exchange): Likewise.
16521 (expand_builtin_atomic_load): Likewise.
16522 (expand_builtin_atomic_store): Likewise.
16523 (expand_builtin_atomic_clear): Likewise.
16525 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16528 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16529 Replace nonimmediate_operand with vector_operand.
16530 * config/i386/predicates.md (vector_operand): New predicate.
16531 (general_vector_operand): Replace nonimmediate_operand with
16533 * config/i386/sse.md: Replace nonimmediate_operand with
16534 vector_operand and m constraint with Bm constraint on SSE
16535 patterns with 16-byte memory operand.
16536 * config/i386/subst.md (round_nimm_predicate): Replace
16537 nonimmediate_operand with vector_operand.
16538 (round_saeonly_nimm_predicate): Likewise.
16539 (round_saeonly_nimm_scalar_predicate): New.
16541 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16544 * config/i386/constraints.md (Bm): New constraint.
16545 * config/i386/predicates.md (vector_memory_operand): New
16547 * config/i386/sse.md: Replace xm with xBm in plusminus and
16548 any_logic patterns.
16550 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16553 * doc/extend.texi (V850 Function Attributes): New section.
16554 (V850 Variable Attributes): New section.
16556 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16559 * doc/extend.texi (MicroBlaze Function Attributes): Document
16560 interrupt_handler and fast_interrupt attributes.
16562 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16565 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16566 for local symbolic operands.
16567 * config/ia64/predicates.md (local_symbolic_operand64): New
16570 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16572 PR rtl-optimization/68651
16573 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16576 2016-01-05 Nathan Sidwell <nathan@acm.org>
16578 * alias.c (compare_base_decls): Use symtab_node::get.
16580 2016-01-05 Nick Clifton <nickc@redhat.com>
16583 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16584 secondary_reload_info structure.
16587 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16588 decls if weak support is available.
16590 2016-01-04 Martin Sebor <msebor@redhat.com>
16592 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16594 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16596 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16597 OPTION_MASK_P9_DFORM.
16599 * config/rs6000/constraints.md (wo constraint): New constraint for
16602 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16604 (rs6000_init_hard_regno_mode_ok): Likewise.
16606 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16609 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16610 expanders not to have constraints. Add support for ISA 3.0 xxperm
16611 instruction. Add support for fusing xxlor with xxperm.
16612 (altivec_vperm_<mode>_internal): Likewise.
16613 (altivec_vperm_v8hiv16qi): Likewise.
16614 (altivec_vperm_<mode>v16q): Likewise.
16615 (altivec_vperm_<mode>_uns): Likewise.
16616 (vperm_v8hiv4si): Likewise.
16617 (vperm_v16qiv8hi): Likewise.
16619 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16621 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16623 Update copyright years.
16625 * gcc.c (process_command): Update copyright notice dates.
16626 * gcov-dump.c (print_version): Ditto.
16627 * gcov.c (print_version): Ditto.
16628 * gcov-tool.c (print_version): Ditto.
16629 * gengtype.c (create_file): Ditto.
16630 * doc/cpp.texi: Bump @copying's copyright year.
16631 * doc/cppinternals.texi: Ditto.
16632 * doc/gcc.texi: Ditto.
16633 * doc/gccint.texi: Ditto.
16634 * doc/gcov.texi: Ditto.
16635 * doc/install.texi: Ditto.
16636 * doc/invoke.texi: Ditto.
16638 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16640 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16641 modes larger than TImode as TImode if NEON is not enabled.
16643 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16646 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16647 mode for %f0-%f31 only if TARGET_FPU.
16649 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16652 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16653 to compute the PACKED_P predicate.
16654 (function_arg_record_value): Minor tweaks.
16656 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16658 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16659 option for arm*-*-* targets.
16661 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16663 * doc/extend.texi (Common Function Attributes): Move docs for
16664 MSP430-specific attributes to....
16665 (MSP430 Function Attributes): ...here. Delete the redundant
16666 entries and copy-edit the remaining text.
16667 (MSP430 Variable Attributes): Use uniform format for index
16668 entries and add a cross-reference to the corresponding function
16671 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16673 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16675 (x86 Options): Likewise.
16677 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16681 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16682 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16683 to corresponding attribute.
16685 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16687 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16688 to correct alphabetization of table. Copy-edit and correct
16690 <stack_protect>: Likewise.
16691 <target_clones>: Likewise.
16693 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16694 Correct punctuation.
16695 (Code Gen Options) <-fno-plt>: Copy-edit.
16697 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16700 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16701 SI values. Explicitly convert SI to DI and vice-versa.
16703 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16705 PR tree-optimization/69070
16706 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16707 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16710 * ubsan.c (ubsan_instrument_float_cast): Call
16711 initialize_sanitizer_builtins.
16714 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16716 Copyright (C) 2016 Free Software Foundation, Inc.
16718 Copying and distribution of this file, with or without modification,
16719 are permitted in any medium without royalty provided the copyright
16720 notice and this notice are preserved.