1 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
4 (BU_FLOAT128_1): Likewise.
7 (RS6000_BUILTIN_NANQ): Likewise.
8 (RS6000_BUILTIN_NANSQ): Likewise.
9 (RS6000_BUILTIN_INFQ): Likewise.
10 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
11 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
12 (TARGET_FOLD_BUILTIN): New #define.
13 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
14 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
15 (rs6000_fold_builtin): New target hook implementation, handling
16 folding of 128-bit NaNs and infinities.
17 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18 entries are filled in to avoid problems during bootstrap
19 self-test; define builtins for 128-bit NaNs and infinities.
20 (rs6000_opt_mask): Add entry for float128.
21 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
22 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
23 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
24 (const_str_type_node): New #define.
25 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
26 to a define_expand that dispatches to either copysign<mode>3_soft
27 or copysign<mode>3_hard.
28 (copysign<mode>3_hard): Rename from copysign<mode>3.
29 (copysign<mode>3_soft): New define_insn.
30 * doc/extend.texi: Document new builtins.
32 2016-06-24 Jakub Jelinek <jakub@redhat.com>
34 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
37 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
40 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
43 2016-06-24 Jakub Jelinek <jakub@redhat.com>
45 PR tree-optimization/71647
46 * omp-low.c (lower_rec_input_clauses): Convert
47 omp_clause_aligned_alignment (c) to size_type_node for the
48 last argument of __builtin_assume_aligned.
50 2016-06-24 Martin Liska <mliska@suse.cz>
52 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
53 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
55 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
56 argument to true if the expected number of iterations is
59 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
61 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
62 assemble for 32bit target.
63 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
64 and $ld_ix86_gld_32_opt to link for 32bit target.
65 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
66 * configure: Regenerate.
68 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
70 * config/arm/arm.c (int_log2): Delete definition and prototype.
71 (shift_op): Use exact_log2 instead of int_log2.
72 (vfp3_const_double_for_fract_bits): Likewise.
74 2016-06-24 Jakub Jelinek <jakub@redhat.com>
76 * internal-fn.c (expand_arith_set_overflow): New function.
77 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
79 (expand_arith_overflow_result_store): Likewise. Handle precision
80 smaller than mode precision.
81 * tree-vrp.c (extract_range_basic): For imag part, handle
82 properly signed 1-bit precision result.
83 * doc/extend.texi (__builtin_add_overflow): Document that last
84 argument can't be pointer to enumerated or boolean type.
85 (__builtin_add_overflow_p): Document that last argument can't
86 have enumerated or boolean type.
88 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
89 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
91 * config/rs6000/predicates.md (splat_input_operand): Rework.
92 Don't allow constants, since the insns that use this predicate
93 don't support constants. Constants are handled by other insns
94 that are created via combine. During and after register
95 allocation, only allow indexed or indirect addresses, and not
96 general addresses. Only allow modes supported by the hardware.
97 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
98 comment. Move check for using VSPLTIS<x> to a common location,
99 instead of doing it in two different places.
101 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
103 * config/i386/driver-i386.c (host_detect_local_cpu): Set
104 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
105 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
106 signature_CENTAUR_ebx.
108 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
112 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
113 (as_ix86_gas_32_opt): This.
114 (ld_ix86_tls_ldm_opt): Renamed to ...
115 (ld_ix86_gld_32_opt): This.
116 (R_386_TLS_LDM reloc): Updated.
117 (R_386_GOT32X reloc): New assembler/linker check.
118 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
119 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
121 * config.in: Regenerated.
122 * configure: Likewise.
123 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
124 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
125 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
126 if ix86_force_load_from_GOT_p returns true.
127 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
128 ix86_force_load_from_GOT_p returns true.
129 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
130 the external function address via the GOT slot.
131 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
132 HAVE_AS_IX86_GOT32X before returning false.
133 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
134 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
136 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
138 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
140 2016-06-23 Andi Kleen <ak@linux.intel.com>
142 * Makefile.in: Regenerate.
143 * doc/install.texi: Document autoprofiledbootstrap.
145 2016-06-23 Andi Kleen <ak@linux.intel.com>
147 * config/i386/gcc-auto-profile: New file.
149 2016-06-23 Martin Liska <mliska@suse.cz>
152 * predict.c (predict_loops): Revert the hunk that was removed
155 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
157 * config.gcc: Add support for arm*-*-phoenix* targets.
158 * config/arm/t-phoenix: New.
159 * config/phoenix.h: New.
161 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
162 H.J. Lu <hongjiu.lu@intel.com>
165 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
166 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
167 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
168 ix86_force_load_from_GOT_p returns true.
169 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
170 ix86_force_load_from_GOT_p returns true.
171 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
172 ix86_force_load_from_GOT_p returns true.
173 (ix86_expand_move): Load the external function address via the
174 GOT slot if ix86_force_load_from_GOT_p returns true.
175 * config/i386/predicates.md (x86_64_immediate_operand): Return
176 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
177 (x86_64_zext_immediate_operand): Ditto.
179 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
181 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
183 2016-06-22 David Malcolm <dmalcolm@redhat.com>
186 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
187 * diagnostic.c (pedwarn_at_rich_loc): New function.
188 * spellcheck.h (best_match::best_match): Add a
189 "best_distance_so_far" optional parameter.
190 (best_match::set_best_so_far): New method.
191 (best_match::get_best_distance): New accessor.
192 (best_match::get_best_candidate_length): New accessor.
194 2016-06-22 Nick Clifton <nickc@redhat.com>
196 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
197 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
198 modes are accepted as well.
199 (ucompare_loc_descriptor): Likewise.
200 (minmax_loc_descriptor): Likewise.
201 (clz_loc_descriptor): Likewise.
202 (popcount_loc_descriptor): Likewise.
203 (bswap_loc_descriptor): Likewise.
204 (rotate_loc_descriptor): Likewise.
205 (mem_loc_descriptor): Likewise.
206 (loc_descriptor): Likewise.
208 2016-06-22 David Malcolm <dmalcolm@redhat.com>
210 * common.opt (fdiagnostics-parseable-fixits): New option.
211 * diagnostic.c: Include "selftest.h".
212 (print_escaped_string): New function.
213 (print_parseable_fixits): New function.
214 (diagnostic_report_diagnostic): Call print_parseable_fixits.
215 (selftest::assert_print_escaped_string): New function.
216 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
217 (selftest::test_print_escaped_string): New function.
218 (selftest::test_print_parseable_fixits_none): New function.
219 (selftest::test_print_parseable_fixits_insert): New function.
220 (selftest::test_print_parseable_fixits_remove): New function.
221 (selftest::test_print_parseable_fixits_replace): New function.
222 (selftest::diagnostic_c_tests): New function.
223 * diagnostic.h (struct diagnostic_context): Add field
224 "parseable_fixits_p".
225 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
226 -fdiagnostics-parseable-fixits.
227 (-fdiagnostics-parseable-fixits): New option.
228 * opts.c (common_handle_option): Handle
229 -fdiagnostics-parseable-fixits.
230 * selftest-run-tests.c (selftest::run_tests): Call
231 selftest::diagnostic_c_tests.
232 * selftest.h (selftest::diagnostic_c_tests): New prototype.
234 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
236 PR tree-optimization/71488
237 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
238 comparison of boolean vectors.
239 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
240 of boolean vectors using bitwise operations.
242 2016-06-22 Andreas Schwab <schwab@suse.de>
244 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
247 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
249 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
251 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
253 * config/i386/i386.c (print_reg): Emit an error message on attempt to
256 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
258 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
259 * config/arm/arm-cores.def (cortex-a73): New entry.
260 (cortex-a73.cortex-a35): Likewise.
261 (cortex-a73.cortex-a53): Likewise.
262 * config/arm/arm-tables.opt: Regenerate.
263 * config/arm/arm-tune.md: Likewise.
264 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
265 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
266 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
267 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
268 * doc/invoke.texi (ARM Options): Document cortex-a73,
269 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
271 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
273 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
274 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
275 (cortex-a73.cortex-a35): Likewise.
276 (cortex-a73.cortex-a53): Likewise.
277 * config/aarch64/aarch64-tune.md: Regenerate.
278 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
279 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
282 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
284 * configure.ac (gcc_cv_as_compress_debug): Remove
285 --compress-debug-sections as extra as switch.
286 Handle gas --compress-debug-sections=type.
287 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
288 Handle gld --compress-debug-sections=type.
289 * configure: Regenerate.
291 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
293 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
295 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
297 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
298 (do_rewrite): likewise.
300 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
302 * common/config/mep/mep-common.c: Remove.
303 * config.gcc: Remove mep-* support.
304 * config/mep/constraints.md: Remove.
305 * config/mep/default.h: Remove.
306 * config/mep/intrinsics.h: Remove.
307 * config/mep/intrinsics.md: Remove.
308 * config/mep/ivc2-template.h: Remove.
309 * config/mep/mep-c5.cpu: Remove.
310 * config/mep/mep-core.cpu: Remove.
311 * config/mep/mep-default.cpu: Remove.
312 * config/mep/mep-ext-cop.cpu: Remove.
313 * config/mep/mep-intrin.h: Remove.
314 * config/mep/mep-ivc2.cpu: Remove.
315 * config/mep/mep-pragma.c: Remove.
316 * config/mep/mep-protos.h: Remove.
317 * config/mep/mep.c: Remove.
318 * config/mep/mep.cpu: Remove.
319 * config/mep/mep.h: Remove.
320 * config/mep/mep.md: Remove.
321 * config/mep/mep.opt: Remove.
322 * config/mep/predicates.md: Remove.
323 * config/mep/t-mep: Remove.
324 * doc/install.texi: Remove mep-* documentation.
325 * doc/md.texi: Likewise.
327 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
329 * config.gcc: Remove support for avr-rtems.
330 * config/avr/gen-avr-mmcu-specs.c: Likewise.
331 * config/avr/rtems.h: Remove.
332 * config/avr/t-rtems: Remove.
334 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
336 * config.gcc: Remove m32r-rtems support.
337 * config/m32r/rtems.h: Remove.
339 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
341 * config.gcc: Remove h8300-rtems support.
342 * config/h8300/rtems.h: Remove.
343 * config/h8300/t-rtems: Remove.
345 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
347 * config.gcc: Remove support for knetbsd.
348 * configure.ac: Likewise.
349 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
350 * config/knetbsd-gnu.h: Remove.
351 * configure: Regenerate.
353 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
355 * config.gcc: Remove support for openbsd 2 and 3.
356 * config/openbsd-oldgas.h: Remove.
358 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
360 * config.gcc: Remove interix support.
361 * config/i386/i386-interix.h: Remove.
362 * config/i386/interix.opt: Remove.
363 * config/i386/t-interix: Remove.
364 * configure: Regenerate.
365 * configure.ac: Remove interix support.
366 * doc/install.texi: Remove interix documentation.
368 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
370 * config/rs6000/rs6000.h: Add conditional preprocessing directives
371 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
374 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
376 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
377 they are both PLACEHOLDER_EXPRs.
379 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
381 * stor-layout.c (layout_type): Move setting complex MODE to
382 layout_type, instead of setting it ahead of time by the caller.
383 * tree.c (build_complex_type): Likewise.
385 2016-06-21 Martin Liska <mliska@suse.cz>
387 * predict.c (force_edge_cold): Replace imposisble with
390 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
392 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
393 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
395 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
397 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
399 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
400 Ilya Enkovich <ilya.enkovich@intel.com>
403 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
404 New member function to convert V1TImode register to SUBREG
405 TImode in debug insn.
406 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
407 after changing register mode to V1TImode.
409 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
411 * config/aarch64/aarch64-cores.def (vulcan): New core.
412 * config/aarch64/aarch64-tune.md: Regenerate.
413 * doc/invoke.texi: Document vulcan as an available option.
415 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
417 * cse.c (canon_asm_operands): New function extracted from...
418 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
419 either standalone or member of a PARALLEL.
421 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
424 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
425 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
426 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
428 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
431 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
432 constant addresses if can_create_pseudo_p.
434 2016-06-21 Jakub Jelinek <jakub@redhat.com>
436 PR tree-optimization/71588
437 * tree-ssa-strlen.c (valid_builtin_call): New function.
438 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
441 2016-06-20 Jakub Jelinek <jakub@redhat.com>
444 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
445 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
446 for conversion of scalar user var to complex type and use the
447 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
450 PR rtl-optimization/71591
451 * toplev.c (toplev::run_self_tests): If no_backend, complain and
454 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
457 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
458 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
459 space for PIC with non-v32 and the common non-PIC "jump".
461 2016-06-20 Jakub Jelinek <jakub@redhat.com>
464 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
465 returned values and add UN*/LTGT/*ORDERED cases with values matching
466 D operand modifier on vcmp for AVX.
468 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
470 * config/aarch64/aarch64.opt
471 (mpc-relative-literal-loads): Rename internal option name.
472 * config/aarch64/aarch64.c
473 (aarch64_nopcrelative_literal_loads): Rename to
474 aarch64_pcrelative_literal_loads.
475 (aarch64_expand_mov_immediate): Likewise.
476 (aarch64_secondary_reload): Likewise.
477 (aarch64_can_use_per_function_literal_pools_p): Likewise.
478 (aarch64_override_options_after_change_1): Rename and simplify logic.
479 (aarch64_classify_symbol): Merge large model checks into switch,
480 remove pc-relative load check.
482 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
484 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
485 costs relative to the cost of a register move.
487 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
489 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
490 (vcvt_n_f64_u64): Likewise.
491 (vcvt_n_s64_f64): Likewise.
492 (vcvt_n_u64_f64): Likewise.
493 (vcvt_f64_s64): Likewise.
494 (vrecpe_f64): Likewise.
495 (vcvt_f64_u64): Likewise.
496 (vrecps_f64): Likewise.
498 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
500 * config/aarch64/aarch64.md
501 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
503 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
505 * config/aarch64/aarch64-builtins.c
506 (aarch64_types_binop_uss_qualifiers): Delete.
507 (TYPES_BINOP_USS): Likewise.
508 (aarch64_types_binop_sus_qualifiers): Likewise.
509 (TYPES_BINOP_SUS): Likewise.
510 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
511 (TYPES_FCVTIMM_SUS): Likewise.
512 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
514 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
515 (fcvtzs): Use SHIFTIMM rather than BINOP.
516 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
518 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
520 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
521 costs relative to the cost of a register move.
523 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
525 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
526 Allow scalar/single vector modes to be tieable.
528 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
530 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
532 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
534 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
536 * tree.h (TYPE_ALIGN): Likewise.
538 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
541 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
543 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
545 * config/avr/avr.c (avr_print_operand): Fix "format not a string
546 literal" build warnings.
547 (avr_print_operand_address): Dito.
549 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
552 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
553 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
555 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
557 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
559 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
562 * reload1.c (reload): Pass 0 to finish_spills when called because
563 update_eliminables_and_spill returns true and remove did_spill.
564 (finish_spills): Adjust comment and document GLOBAL parameter.
566 2016-06-17 DJ Delorie <dj@redhat.com>
569 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
570 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
571 (umulqihi3_virt): Likewise.
572 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
573 (umulqihi3_real): Likewise.
575 2016-06-17 Martin Liska <mliska@suse.cz>
577 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
579 2016-06-17 Martin Liska <mliska@suse.cz>
581 * predict.def: PRED_LOOP_EXIT from 92 to 85.
583 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
585 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
587 (vaddq_f32): Likewise.
588 (vmul_f32): Likewise.
589 (vmulq_f32): Likewise.
590 (vsub_f32): Likewise.
591 (vsubq_f32): Likewise.
593 2016-06-17 Bin Cheng <bin.cheng@arm.com>
595 PR tree-optimization/71347
596 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
597 cost for all uses in group.
599 2016-06-17 Bin Cheng <bin.cheng@arm.com>
601 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
602 insert gimple seq if it's not empty.
604 2016-06-17 Bin Cheng <bin.cheng@arm.com>
606 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
608 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
610 (comp_dr_with_seg_len_pair): Ditto.
611 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
612 struct dr_with_seg_len_pair against DR_OFFSET.
613 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
616 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
618 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
620 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
622 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
623 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
624 (pa_output_millicode_call): Likewise.
625 (pa_output_call): Likewise.
626 (pa_output_indirect_call): Likewise.
627 (pa_asm_output_mi_thunk): Likewise.
629 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
631 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
633 2016-06-16 Martin Liska <mliska@suse.cz>
635 * predict.c (combine_predictions_for_insn): When we find a first
636 match predictor, we should consider just predictors with
637 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
639 (combine_predictions_for_bb): Likewise.
641 2016-06-16 Jakub Jelinek <jakub@redhat.com>
643 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
644 with base of reference to struct.
646 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
648 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
650 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
653 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
654 progmem_swtable_section.
655 (progmem_swtable_section): Remove.
656 (avr_asm_function_rodata_section): Remove.
657 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
658 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
660 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
662 * config/i386/driver-i386.c (host_detect_local_cpu): Set
663 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
664 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
665 signature_CENTAUR_ebx.
666 * config/i386/i386.c (ix86_option_override_internal): Add
667 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
668 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
669 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
671 2016-06-16 Martin Liska <mliska@suse.cz>
673 * predict.def: Add fortran loop preheader predictor.
674 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
675 fold IFN_BUILTIN_EXPECT with a known constant argument.
677 2016-06-16 Martin Liska <mliska@suse.cz>
679 * predict.def: Add 'Fortran' to display text of all
680 PRED_FORTRAN_* predictors.
682 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
685 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
686 [IA64_BUILTIN_NANSQ]: Ditto.
687 (ia64_fold_builtin): New function.
688 (TARGET_FOLD_BUILTIN): New define.
689 (ia64_init_builtins) Declare const_string_type node.
690 Add __builtin_nanq and __builtin_nansq builtin functions.
691 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
693 2016-06-16 Nick Clifton <nickc@redhat.com>
695 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
696 MSP430_HWMULT_ prefix to enum values.
697 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
698 * config/msp430/msp430.c: Update use of enum values.
699 * config/msp430/msp430.md: Likewise.
700 * config/msp430/msp430.opt: Likewise.
702 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
704 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
705 of comparsions in the last iteration.
707 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
708 Joern Rennecke <joern.rennecke@embecosm.com>
710 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
712 (arc_needs_pcl_p): Add GOTOFFPC.
713 (arc_legitimate_pic_addr_p): Likewise.
714 (arc_output_pic_addr_const): Likewise.
715 (arc_legitimize_pic_address): Generate a pc-relative address using
717 (arc_output_libcall): Use @pcl syntax.
718 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
719 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
720 (*movsi_insn): Use @pcl syntax.
721 (doloop_begin_i): Likewise.
723 2016-06-16 Martin Liska <mliska@suse.cz>
725 * predict.def: Define a new predictor.
727 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
729 * config/arc/arc.opt (mtp-regno): Update text.
731 2016-06-16 Renlin Li <renlin.li@arm.com>
733 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
735 2016-06-16 Jakub Jelinek <jakub@redhat.com>
738 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
739 (setcc + and peephole2): Likewise.
741 PR rtl-optimization/71532
742 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
745 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
747 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
748 DImode constants with XXSPLTIB in vector registers.
749 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
750 vsx_extract_<mode>_internal{1,2} into a single insn that handles
751 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
752 extraction of the element at the top of the register as a scalar
754 (vsx_extract_<mode>_internal1): Likewise.
755 (vsx_extract_<mode>_internal2): Likewise.
756 * config/rs6000/constraints.md (wi constraint): Remove a comment
757 about DImode not being allowed in Altivec registers.
758 (wB constraint): New constraint for constants that can be
759 generated in Altivec registers with VSPLTISW/VUPKHSW.
760 * config/rs6000/predicates.md (xxspltib_constant_split): Update
762 (xxspltib_constant_nosplit): Likewise.
763 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
764 support for -mupper-regs-di to enable DImode to go into Altivec
766 (POWERPC_MASKS): Likewise.
767 (power7 cpu): Likewise.
768 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
769 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
770 for DImode being allowed in Altivec registers. Update wi/wj
771 constraints. Set scalar_in_vmx_p flag.
772 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
773 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
774 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
775 (rs6000_opt_masks): Add -mupper-regs-di.
776 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
777 direct move to use wi and not wj.
779 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
781 (floatunssi<mode>2_lfiwzx_mem): Likewise.
782 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
783 any VSX register, instead of just Altivec registers, to allow
784 either operand to be an Altivec register or both.
785 (fixuns_trunc<mode>di2_fctiduz): Likewise.
786 (movdi_internal32): Add support for -mupper-regs-di. Add support
787 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
788 the alternatives and attributes to be lined up to be easier to
790 (movdi_internal64): Likewise.
791 (64-bit DImode splitters): Change predicates to only split loading
792 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
793 load constants in ISA 3.0 or ISA 2.07 respectively.
794 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
795 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
796 mention -mcpu=power9 sets these options.
797 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
800 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
803 * config/avr/avr.c (avr_set_current_function): Warn misspelled
804 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
805 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
806 by default to warn misspelled interrupt/ signal handler.
807 * doc/invoke.texi (AVR Options): Document it. Update description
808 for -nodevicelib option.
810 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
812 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
813 up parentheses. Use GET_MODE_UNIT_BITSIZE.
814 (aarch64_<sur>shll2_n<mode>): Likewise.
816 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
819 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
820 DECL_CONTEXT for copied arguments.
822 2016-06-15 Alan Hayward <alan.hayward@arm.com>
824 PR tree-optimization/71483
825 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
828 2016-06-15 Martin Liska <mliska@suse.cz>
830 * predict.c (tree_predict_by_opcode): Call predict_edge_def
831 instead of predict_edge w/o a probability.
833 2016-06-15 Alan Hayward <alan.hayward@arm.com>
835 PR tree-optimization/71439
836 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
839 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
841 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
842 register subregs in SET_SRC.
844 2016-06-15 Richard Biener <rguenther@suse.de>
846 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
849 2016-06-15 Richard Biener <rguenther@suse.de>
851 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
852 not consider dependences between accesses that belong to the
854 (vect_analyze_data_ref_dependences): Do not analyze read-read
857 2016-06-14 David Malcolm <dmalcolm@redhat.com>
859 * spellcheck-tree.c: Include spellcheck-tree.h rather than
861 (find_closest_identifier): Reimplement in terms of
862 best_match<tree,tree>.
863 * spellcheck-tree.h: New file.
864 * spellcheck.c (struct edit_distance_traits<const char *>): New
866 (find_closest_string): Reimplement in terms of
867 best_match<const char *, const char *>.
868 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
869 overload to spellcheck-tree.h.
870 (find_closest_identifier): Likewise.
871 (struct edit_distance_traits<T>): New template.
872 (class best_match): New class.
874 2016-06-14 David Malcolm <dmalcolm@redhat.com>
876 * selftest-run-tests.c (selftest::run_tests): Call
877 selftest::spellcheck_tree_c_tests.
878 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
879 * spellcheck-tree.c: Include selftest.h and stringpool.h.
880 (selftest::test_find_closest_identifier): New function.
881 (selftest::spellcheck_tree_c_tests): New function.
882 * spellcheck.c (selftest::test_find_closest_string): Verify that
883 the order of the vec does not affect the results for this case.
884 (selftest::test_data): New array.
885 (selftest::test_metric_conditions): New function.
886 (selftest::spellcheck_c_tests): Add a test of case-comparison.
887 Call selftest::test_metric_conditions.
889 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
891 * config/rs6000/rs6000-builtin.def (commentary): Typo.
892 (BU_P9_MISC_1): Likewise.
893 (BU_P9_64BIT_MISC_0): Likewise.
894 (BU_P9_MISC_0): Likewise.
896 2016-06-14 David Malcolm <dmalcolm@redhat.com>
898 * gcc-rich-location.c
899 (gcc_rich_location::add_fixit_misspelled_id): New method.
900 * gcc-rich-location.h
901 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
903 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
905 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
906 FreeBSD 11 and above.
908 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
910 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
912 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
914 * expmed.h: Close parenthesis in "at your option" in copyright
916 * lower-subreg.h: Likewise.
918 2016-06-14 Richard Biener <rguenther@suse.de>
921 * genmatch.c (expr::gen_transform): Use in_type for comparisons
924 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
926 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
928 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
930 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
932 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
933 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
935 2016-06-14 Richard Biener <rguenther@suse.de>
937 PR tree-optimization/71522
938 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
939 copying into float copying.
941 2016-06-14 Jakub Jelinek <jakub@redhat.com>
943 PR tree-optimization/71520
944 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
945 (replace_block_by): Move user labels from bb1 to bb2.
947 2016-06-14 Richard Biener <rguenther@suse.de>
951 * expr.h (get_bit_range): Declare.
952 * expr.c (get_bit_range): Export.
953 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
954 word_mode again to constrain the bitfield access.
956 2016-06-14 Richard Biener <rguenther@suse.de>
958 PR tree-optimization/71521
959 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
960 division int_const_binop against zero divisor.
962 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
964 * config/i386/i386.md (signbittf2): New expander.
965 * config/i386/sse.md (ptesttf2): New insn pattern.
967 2016-06-13 David Malcolm <dmalcolm@redhat.com>
970 * input.c (selftest::test_reading_source_line): Avoid reading from
971 __FILE__ by creating a tempfile with known content and reading
974 2016-06-13 David Malcolm <dmalcolm@redhat.com>
976 * pretty-print.c (assert_pp_format_colored): Skip the test if
978 (test_pp_format): Remove comment about GCC_COLORS.
980 2016-06-13 David Malcolm <dmalcolm@redhat.com>
982 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
983 * pretty-print.c (assert_pp_format_va): Add location param and use
984 it with ASSERT_STREQ_AT.
985 (assert_pp_format): Add location param and pass it to
987 (assert_pp_format_colored): Likewise.
988 (ASSERT_PP_FORMAT_1): New.
989 (ASSERT_PP_FORMAT_2): New.
990 (ASSERT_PP_FORMAT_3): New.
991 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
992 explicitly, or implicitly via the above macros.
993 * selftest.c (selftest::pass): Use a selftest::location rather
995 (selftest::fail): Likewise. Print the function name.
996 (selftest::fail_formatted): Likewise.
997 (selftest::assert_streq): Use a selftest::location rather than
999 * selftest.h (selftest::location): New struct.
1000 (SELFTEST_LOCATION): New macro.
1001 (selftest::pass): Accept a const location & rather than file
1003 (selftest::fail): Likewise.
1004 (selftest::fail_formatted): Likewise.
1005 (selftest::assert_streq): Likewise.
1006 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1007 (ASSERT_FALSE): Likewise.
1008 (ASSERT_EQ): Likewise.
1009 (ASSERT_NE): Likewise.
1010 (ASSERT_STREQ): Likewise.
1011 (ASSERT_PRED1): Likewise.
1012 (ASSERT_STREQ_AT): New macro.
1014 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1016 * selftest.c (selftest::fail_formatted): New function.
1017 (selftest::assert_streq): New function.
1018 * selftest.h (selftests::fail_formatted): New decl.
1019 (selftest::assert_streq): New decl.
1020 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1022 2016-06-13 Jeff Law <law@redhat.com>
1024 PR tree-optimization/71403
1025 * tree-ssa-threadbackward.c
1026 (convert_and_register_jump_thread_path): No longer accept reference
1027 to path. Do not pop items off the path anymore.
1028 (fsm_find_control_statement_thread_paths): Do not allow threading
1029 to a deeper loop nest. Pop the last item off the path here rather
1030 than in convert_and_register_jump_thread_path.
1032 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1033 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1035 [AArch64] Emit division using the Newton series
1037 * config/aarch64/aarch64-protos.h
1038 (cpu_approx_modes): Add new member "division".
1039 (aarch64_emit_approx_div): Declare new function.
1040 * config/aarch64/aarch64.c
1041 (generic_approx_modes): New member "division".
1042 (exynosm1_approx_modes): Likewise.
1043 (xgene1_approx_modes): Likewise.
1044 (aarch64_emit_approx_div): Define new function.
1045 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1046 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1047 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1048 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1050 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1051 Wilco Dijkstra <wilco.dijkstra@arm.com>
1053 [AArch64] Emit square root using the Newton series
1055 * config/aarch64/aarch64-protos.h
1056 (aarch64_emit_approx_rsqrt): Replace with new function
1057 "aarch64_emit_approx_sqrt".
1058 (cpu_approx_modes): New member "sqrt".
1059 * config/aarch64/aarch64.c
1060 (generic_approx_modes): New member "sqrt".
1061 (exynosm1_approx_modes): Likewise.
1062 (xgene1_approx_modes): Likewise.
1063 (aarch64_emit_approx_rsqrt): Replace with new function
1064 "aarch64_emit_approx_sqrt".
1065 (aarch64_override_options_after_change_1): Handle new option.
1066 * config/aarch64/aarch64-simd.md
1067 (rsqrt<mode>2): Use new function instead.
1068 (sqrt<mode>2): New expansion and insn definitions.
1069 * config/aarch64/aarch64.md: Likewise.
1070 * config/aarch64/aarch64.opt
1071 (mlow-precision-sqrt): Add new option description.
1072 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1074 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1076 [AArch64] Add more choices for the reciprocal square root approximation
1078 Allow a target to prefer such operation depending on the operation mode.
1080 * config/aarch64/aarch64-protos.h
1081 (AARCH64_APPROX_MODE): New macro.
1082 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1083 (cpu_approx_modes): New structure.
1084 (tune_params): New member "approx_modes".
1085 * config/aarch64/aarch64-tuning-flags.def
1086 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1087 * config/aarch64/aarch64.c
1088 (generic_approx_modes): New core "cpu_approx_modes" structure.
1089 (exynosm1_approx_modes): Likewise.
1090 (xgene1_approx_modes): Likewise.
1091 (generic_tunings): New member "approx_modes".
1092 (cortexa35_tunings): Likewise.
1093 (cortexa53_tunings): Likewise.
1094 (cortexa57_tunings): Likewise.
1095 (cortexa72_tunings): Likewise.
1096 (exynosm1_tunings): Likewise.
1097 (thunderx_tunings): Likewise.
1098 (xgene1_tunings): Likewise.
1099 (use_rsqrt_p): New argument for the mode and use new member from
1101 (aarch64_builtin_reciprocal): Devise mode from builtin.
1102 (aarch64_optab_supported_p): New argument for the mode.
1103 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1105 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1107 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1108 RS6000_BTM_MODULO flag into the set of flags that are considered
1109 to be part of the common configuration.
1111 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1113 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1114 difference unsigned.
1115 (vec_absdb): New macro for vector absolute difference unsigned
1117 (vec_absdh): New macro for vector absolute difference unsigned
1119 (vec_absdw): New macro for vector absolute difference unsigned word.
1120 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1121 (vadu<mode>3): New insn.
1122 (*p9_vadu<mode>3): New insn.
1123 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1125 (vaduh): New built-in definition.
1126 (vaduw): New built-in definition.
1127 (vadu): New overloaded built-in definition.
1128 (vadub): New overloaded built-in definition.
1129 (vaduh): New overloaded built-in definition.
1130 (vaduw): New overloaded built-in definition.
1131 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1132 overloaded vector absolute difference unsigned functions.
1133 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1134 the ISA 3.0 vector absolute difference unsigned built-in functions.
1136 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1138 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1139 update shared_lookup_references only once after changing operands.
1141 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1144 * tree-nested.c (convert_nonlocal_omp_clauses)
1145 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1147 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1148 * tree.def (CASE_LABEL_EXPR): Likewise.
1150 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1153 * input.c (test_builtins): Fix an assertion.
1155 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1160 (isinf<mode>2): Ditto.
1162 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1164 * ggc-tests.c (test_finalization): Only test need_finalization_p
1165 for GCC_VERSION >= 4003.
1167 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1169 * config/s390/vecintrin.h: Fix file description in comment.
1171 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1173 * config/s390/s390-builtin-types.def: Change builtin type naming
1174 scheme to match builtin-types.def.
1176 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1178 * fold-const.c (optimize_minmax_comparison): Remove.
1179 (fold_comparison): Remove call to the above.
1180 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1181 New transformations.
1183 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1185 PR tree-optimization/71416
1186 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1189 2016-06-13 Martin Liska <mliska@suse.cz>
1191 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1192 (combine_predictions_for_insn): Likewise.
1193 (prune_predictions_for_bb): Likewise.
1194 (combine_predictions_for_bb): Likewise.
1196 2016-06-13 Richard Biener <rguenther@suse.de>
1198 PR tree-optimization/71505
1199 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1200 assert match comment.
1202 2016-06-13 Marek Polacek <polacek@redhat.com>
1205 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1206 gimplify_switch_expr.
1207 (warn_switch_unreachable_r): New function.
1209 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1212 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1215 2016-06-13 Richard Biener <rguenther@suse.de>
1218 * fold-const.c (fold_unary_loc): Preserve alignment when
1219 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1221 2016-06-13 Martin Liska <mliska@suse.cz>
1224 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1225 w/ -fsanitize=bounds.
1227 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1229 * config/i386/i386.c (ix86_init_builtins): Calculate
1230 FLOAT128_FTYPE_CONST_STRING function type only once.
1231 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1232 built-in functions are available for x86-32 and x86-64 targets.
1234 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1237 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1239 (FLOAT128_FTYPE_CONST_STRING): New function type.
1240 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1241 [IX86_BUILTIN_NANSQ]: Ditto.
1242 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1243 (ix86_init_builtin_types): Declare const_string_type_node.
1244 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1246 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1247 * doc/extend.texi (x86 Built-in Functions): Document
1248 __builtin_nanq and __builtin_nansq.
1250 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1253 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1254 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1255 length for pop patterns.
1256 (arm_attr_length_push_multi): Update comments.
1257 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1259 (*pop_multiple_with_writeback_and_return): Likewise.
1260 (*pop_multiple_with_return): Likewise.
1262 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1265 * fold-const.c (optimize_bit_field_compare): Don't try to use
1266 word_mode unconditionally for reading the bit field, look at
1267 DECL_BIT_FIELD_REPRESENTATIVE instead.
1269 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1272 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1273 vector integer type.
1275 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1278 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1279 without LABEL_DECL, set *handled_ops_p to false instead of true.
1281 2016-06-10 Martin Sebor <msebor@redhat.com>
1284 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1285 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1286 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1288 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1289 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1290 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1291 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1292 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1293 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1294 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1295 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1297 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1299 * config/arm/arm.h (pool_vector_label,
1300 return_used_this_function): Remove.
1302 2016-06-10 Jeff Law <law@redhat.com>
1304 PR tree-optimization/71335
1305 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1306 zero length paths here.
1307 (convert_and_register_jump_thread_path): Remove hacks related to
1308 duplicated blocks in the jump thread path.
1309 (fsm_find_control_statement_thread_paths): Avoid putting the same
1310 block on the thread path twice, but ensure the thread path is
1311 unchanged from the caller's point of view.
1313 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1315 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1316 * predict.def (PRED_LOOP_BRANCH): Remove.
1318 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1320 * Makefile.in (OBJS): Add ggc-tests.o.
1321 (GTFILES): Add ggc-tests.c.
1322 * ggc-tests.c: New file.
1323 * selftest-run-tests.c (selftest::run_tests): Call
1324 selftest::ggc_tests_c_tests.
1325 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1327 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1329 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1331 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1334 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1335 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1337 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1339 * profile.c: Include cfgloop.h.
1340 (branch_prob): Compute estimated number of iterations.
1341 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1342 recompute estimate number of iterations from profile.
1344 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1347 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1348 must be grouped on top of stack. Don't force early clobber
1349 on ordinary reg outputs.
1351 2016-06-10 Richard Biener <rguenther@suse.de>
1353 * targhooks.c (default_builtin_vectorization_cost): Adjust
1356 2016-06-10 Richard Biener <rguenther@suse.de>
1358 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1359 to fold the RHS to a constant if possible.
1361 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1364 * tree-nested.c (convert_nonlocal_omp_clauses)
1365 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1366 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1367 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1369 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1371 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1373 * omp-low.c (scan_sharing_clauses): Don't expect
1376 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1378 PR tree-optimization/71407
1379 PR tree-optimization/71416
1380 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1383 2016-06-10 Richard Biener <rguenther@suse.de>
1386 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1388 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1390 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1392 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1393 Jiong Wang <jiong.wang@arm.com>
1395 PR rtl-optimization/70751
1396 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1397 spilled into memory.
1399 2016-06-09 Jonathan Yong <10walls@gmail.com>
1402 2015-09-21 Jonathan Yong <10walls@gmail.com>
1404 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1405 sysroot/usr/lib/32api for additional win32 libraries,
1406 fixes failing Cygwin bootstrapping.
1408 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1410 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1413 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1416 * pretty-print.c (pp_indent): Specify that %p is printed in a
1417 host-dependent manner.
1418 (test_pp_format): Remove the test for %p.
1420 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1422 * config/mips/mips.c (mips_output_jump): Fix formatting.
1424 2016-06-09 Richard Biener <rguenther@suse.de>
1426 PR tree-optimization/71462
1427 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1430 2016-06-09 Martin Liska <mliska@suse.cz>
1432 * predict.c (dump_prediction): Add new argument.
1433 (enum predictor_reason): New enum.
1434 (struct predictor_hash): New struct.
1435 (predictor_hash::hash): New function.
1436 (predictor_hash::equal): Likewise.
1437 (not_removed_prediction_p): New function.
1438 (prune_predictions_for_bb): Likewise.
1439 (combine_predictions_for_bb): Prune predictions.
1441 2016-06-09 Martin Liska <mliska@suse.cz>
1443 * predict.c (filter_predictions): New function.
1444 (remove_predictions_associated_with_edge): Use the filter
1446 (equal_edge_p): New function.
1448 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1450 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1451 Correct usage of @samp vs @option, add @samp where appropriate.
1452 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1453 Add armv6s-m and document it, as it is no official ARM name.
1455 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1457 * ifcvt.c (struct noce_if_info): Add transform_name field.
1458 (noce_try_move): Set if_info->transform_name to the function name.
1459 (noce_try_ifelse_collapse): Likewise.
1460 (noce_try_store_flag): Likewise.
1461 (noce_try_inverse_constants): Likewise.
1462 (noce_try_store_flag_constants): Likewise.
1463 (noce_try_addcc): Likewise.
1464 (noce_try_store_flag_mask): Likewise.
1465 (noce_try_cmove): Likewise.
1466 (noce_try_cmove_arith): Likewise.
1467 (noce_try_minmax): Likewise.
1468 (noce_try_abs): Likewise.
1469 (noce_try_sign_mask): Likewise.
1470 (noce_try_bitop): Likewise.
1471 (noce_convert_multiple_sets): Likewise.
1472 (noce_process_if_block): Print if_info->transform_name to
1473 dump_file if transformation succeeded.
1475 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1477 * config/arm/cortex-a57.md (cortex_a57_alu):
1480 2016-06-08 Martin Sebor <msebor@redhat.com>
1481 Jakub Jelinek <jakub@redhat.com>
1485 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1486 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1487 * builtins.c: Include gimple-fold.h.
1488 (fold_builtin_arith_overflow): Handle
1489 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1490 (fold_builtin_3): Likewise.
1491 * doc/extend.texi (Integer Overflow Builtins): Document
1492 __builtin_{add,sub,mul}_overflow_p.
1494 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1496 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1497 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1499 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1501 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1502 Rewrite, looking one level down for records and arrays.
1504 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1506 * pretty-print.c: Include "selftest.h".
1507 (pp_format): Fix comment.
1508 (identifier_to_locale): Likewise.
1509 (selftest::test_basic_printing): New function.
1510 (selftest::assert_pp_format): New function.
1511 (selftest::test_pp_format): New function.
1512 (selftest::pretty_print_c_tests): New function.
1513 * selftest-run-tests.c (selftest::run_tests): Call
1514 selftest::pretty_print_c_tests.
1515 * selftest.h (pretty_print_c_tests): New declaration.
1517 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1519 * invoke.texi (max-loop-headers-insns): Document.
1520 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1521 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1522 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1524 2016-06-08 Richard Biener <rguenther@suse.de>
1526 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1527 on strided SLP loads and fall back to scalar loads in case
1528 we can't chunk them.
1530 2016-06-08 Richard Biener <rguenther@suse.de>
1532 PR tree-optimization/71452
1533 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1534 type used for the SSA rewrite has enough precision to cover
1535 the dynamic type of the location.
1537 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1538 Richard Biener <rguenther@suse.de>
1541 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1542 the same as DECL_P (base0) for indirect_base0. Use equality_code
1543 in one further place.
1545 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1547 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1548 to one word if the field is known to overlap other words.
1549 (extract_bit_field_1): Likewise.
1550 (store_split_bit_field): Remove compensating code.
1551 (extract_split_bit_field): Likewise.
1553 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1557 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1559 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1561 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1563 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1564 (arch64_addpv4sf): Delete.
1565 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1566 "gen_aarch64_addpv4sf".
1567 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1569 (vpadds_f32): Likewise.
1570 (vpaddq_f32): Likewise.
1571 (vpaddq_f64): Likewise.
1573 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1575 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1577 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1578 to VALLF. Rename to "fabd<mode>3".
1579 "*fabd_scalar<mode>3): Delete.
1580 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1582 (vabdd_f64): Likewise.
1583 (vabd_f32): Likewise.
1584 (vabd_f64): Likewise.
1585 (vabdq_f32): Likewise.
1586 (vabdq_f64): Likewise.
1588 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1590 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1592 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1593 "aarch64_rsqrts<mode>".
1594 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1595 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1597 (vrsqrtsd_f64): Likewise.
1598 (vrsqrts_f32): Likewise.
1599 (vrsqrts_f64): Likewise.
1600 (vrsqrtsq_f32): Likewise.
1601 (vrsqrtsq_f64): Likewise.
1603 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1605 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1607 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1608 "aarch64_rsqrte<mode>".
1609 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1610 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1612 (vrsqrted_f64): Likewise.
1613 (vrsqrte_f32): Likewise.
1614 (vrsqrte_f64): Likewise.
1615 (vrsqrteq_f32): Likewise.
1616 (vrsqrteq_f64): Likewise.
1618 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1620 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1624 * config/aarch64/aarch64-simd.md
1625 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1626 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1627 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1629 (vcvt_n_f32_u32): Likewise.
1630 (vcvt_n_s32_f32): Likewise.
1631 (vcvt_n_u32_f32): Likewise.
1632 (vcvtq_n_f32_s32): Likewise.
1633 (vcvtq_n_f32_u32): Likewise.
1634 (vcvtq_n_f64_s64): Likewise.
1635 (vcvtq_n_f64_u64): Likewise.
1636 (vcvtq_n_s32_f32): Likewise.
1637 (vcvtq_n_s64_f64): Likewise.
1638 (vcvtq_n_u32_f32): Likewise.
1639 (vcvtq_n_u64_f64): Likewise.
1640 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1641 (VSDQ_SDI): Likewise.
1642 (fcvt_target): Support V4DI, V4SI and V2SI.
1643 (FCVT_TARGET): Likewise.
1645 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1647 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1648 (TYPES_BINOP_SUS): Likewise.
1649 (aarch64_simd_builtin_data): Update include file name.
1650 (aarch64_builtins): Likewise.
1651 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1652 for conversion between scalar float-point and fixed-point.
1656 * config/aarch64/aarch64.md
1657 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1658 pattern for conversion between scalar float to fixed-pointer.
1659 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1660 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1661 (UNSPEC_FCVTZU): Likewise.
1662 (UNSPEC_SCVTF): Likewise.
1663 (UNSPEC_UCVTF): Likewise.
1664 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1666 (vcvtd_n_f64_u64): Likewise.
1667 (vcvtd_n_s64_f64): Likewise.
1668 (vcvtd_n_u64_f64): Likewise.
1669 (vcvtd_n_f32_s32): Likewise.
1670 (vcvts_n_f32_u32): Likewise.
1671 (vcvtd_n_s32_f32): Likewise.
1672 (vcvts_n_u32_f32): Likewise.
1673 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1675 (FCVT_TARGET): Likewise.
1676 (FCVT_FIXED2F): New iterator.
1677 (FCVT_F2FIXED): Likewise.
1678 (fcvt_fixed_insn): New define_int_attr.
1680 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1682 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1683 some statements was removed.
1685 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1687 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1688 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1689 (vect_can_advance_ivs_p): likewise.
1690 (vect_update_ivs_after_vectorizer): likewise.
1691 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1692 (vect_analyze_scalar_cycles_1): likewise.
1693 (vect_analyze_loop_operations): likewise.
1694 (report_vect_op): likewise.
1695 (vect_is_slp_reduction): likewise.
1696 (vect_is_simple_reduction): likewise.
1697 (get_initial_def_for_induction): likewise.
1698 (vect_transform_loop): likewise.
1699 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1700 (vect_recog_sad_pattern): likewise.
1701 (vect_recog_widen_sum_pattern): likewise.
1702 (vect_recog_widening_pattern): likewise.
1703 (vect_recog_divmod_pattern): likewise.
1704 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1705 (vect_analyze_slp_instance): likewise.
1706 (vect_transform_slp_perm_load): likewise.
1707 (vect_schedule_slp_instance): likewise.
1709 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1711 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1712 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1713 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1714 (PRED_LOOP_BRANCH): Document predictor as broken.
1715 (PRED_LOOP_EXIT): Change hitrate 91->92.
1716 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1717 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1718 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1719 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1720 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1721 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1722 (PRED_CALL): Chane hitrate 71->67.
1723 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1724 (PRED_GOTO): Document as unused right now.
1725 (PRED_CONST_RETURN): Change hitrate 67->69
1726 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1727 (PRED_NULL_RETURN): Change hitrate 91->90.
1728 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1729 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1730 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1732 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1734 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1735 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1736 special case Altivec builtin.
1737 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1738 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1739 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1740 code for ALTIVEC_BUILTIN_VEC_MUL.
1741 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1742 for __builtin_vec_mul.
1744 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1746 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1749 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1751 * spellcheck.c (selftest::test_find_closest_string): New function.
1752 (spellcheck_c_tests): Call the above.
1754 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1756 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1758 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1760 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1761 Yv=Yv,C alternatives.
1763 2016-06-07 Richard Biener <rguenther@suse.de>
1766 * common.opt (ffast-math): Make Optimization.
1768 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1769 Prachi Godbole <prachi.godbole@imgtec.com>
1771 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1772 `fabs' and `fneg' type attributes.
1773 (p5600_fpu_fabs): Add `fmove' to the comment.
1775 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1777 * gimple.c: Include builtins.h
1778 (gimple_inexpensive_call_p): New function.
1779 * gimple.h (gimple_inexpensive_call_p): Declare.
1780 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1781 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1784 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1786 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1787 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1788 warning_at_rich_loc, warning_n, pedwarn, permerror,
1789 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1790 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1793 2016-06-07 Richard Biener <rguenther@suse.de>
1795 PR tree-optimization/71428
1796 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1797 BIT_FIELD_REF op vs. load.
1799 2016-06-07 Richard Biener <rguenther@suse.de>
1802 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1805 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1807 * config/pa/pa.md (call): Generate indirect long calls to non-local
1808 functions on TARGET_64BIT.
1809 (call_value): Likewise.
1811 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1813 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1814 pattern and subsequent splitters.
1815 (call_val_reg_64bit_post_reload): Likewise.
1817 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1820 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1821 propagate_op_to_single_use.
1823 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1826 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1828 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1830 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1831 (enum x86_dirflag_state): New enum.
1832 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1833 (machine_function): Remove needs_cld.
1834 (ix86_current_function_needs_cld): Remove.
1835 * config/i386/i386.c (ix86_set_func_type): Set
1836 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1837 (ix86_expand_prologue): Do not emit CLD here.
1838 (ix86_dirflag_mode_needed): New function.
1839 (ix86_dirflag_mode_entry): Ditto.
1840 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1841 (ix86_mode_after): Ditto.
1842 (ix86_mode_entry): Ditto.
1843 (ix86_mode_exit): Ditto.
1844 (ix86_emit_mode_set): Ditto.
1845 * config/i386/i386.md (strmov_singleop): Set
1846 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1847 Do not set ix86_current_function_needs_cld.
1849 (strset_singleop): Ditto.
1851 (cmpstrnqi_nz_1): Ditto.
1852 (cmpstrnqi_1): Ditto.
1853 (strlenqi_1): Ditto.
1855 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1857 PR tree-optimization/71259
1858 * tree-vect-slp.c (vect_get_constant_vectors): For
1859 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1860 one for constant op, and use COND_EXPR for non-constant.
1862 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1864 * Makefile.in (OBJS): Add function-tests.o,
1865 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1866 selftest-run-tests.o.
1867 (OBJS-libcommon): Add selftest.o.
1868 (OBJS-libcommon-target): Add selftest.o.
1869 (all.internal): Add "selftest".
1870 (all.cross): Likewise.
1871 (selftest): New phony target.
1872 (s-selftest): New target.
1873 (selftest-gdb): New phony target.
1874 (COLLECT2_OBJS): Add selftest.o.
1875 * bitmap.c: Include "selftest.h".
1876 (selftest::test_gc_alloc): New function.
1877 (selftest::test_set_range): New function.
1878 (selftest::test_clear_bit_in_middle): New function.
1879 (selftest::test_copying): New function.
1880 (selftest::test_bitmap_single_bit_set_p): New function.
1881 (selftest::bitmap_c_tests): New function.
1882 * common.opt (fself-test): New.
1883 * diagnostic-show-locus.c: Include "selftest.h".
1884 (make_range): New function.
1885 (test_range_contains_point_for_single_point): New function.
1886 (test_range_contains_point_for_single_line): New function.
1887 (test_range_contains_point_for_multiple_lines): New function.
1888 (assert_eq): New function.
1889 (test_get_line_width_without_trailing_whitespace): New function.
1890 (selftest::diagnostic_show_locus_c_tests): New function.
1891 * et-forest.c: Include "selftest.h".
1892 (selftest::test_single_node): New function.
1893 (selftest::test_simple_tree): New function.
1894 (selftest::test_disconnected_nodes): New function.
1895 (selftest::et_forest_c_tests): New function.
1896 * fold-const.c: Include "selftest.h".
1897 (selftest::assert_binop_folds_to_const): New function.
1898 (selftest::assert_binop_folds_to_nonlvalue): New function.
1899 (selftest::test_arithmetic_folding): New function.
1900 (selftest::fold_const_c_tests): New function.
1901 * function-tests.c: New file.
1902 * gimple.c: Include "selftest.h".
1903 Include "gimple-pretty-print.h".
1904 (selftest::verify_gimple_pp): New function.
1905 (selftest::test_assign_single): New function.
1906 (selftest::test_assign_binop): New function.
1907 (selftest::test_nop_stmt): New function.
1908 (selftest::test_return_stmt): New function.
1909 (selftest::test_return_without_value): New function.
1910 (selftest::gimple_c_tests): New function.
1911 * hash-map-tests.c: New file.
1912 * hash-set-tests.c: New file.
1913 * input.c: Include "selftest.h".
1914 (selftest::assert_loceq): New function.
1915 (selftest::test_accessing_ordinary_linemaps): New function.
1916 (selftest::test_unknown_location): New function.
1917 (selftest::test_builtins): New function.
1918 (selftest::test_reading_source_line): New function.
1919 (selftest::input_c_tests): New function.
1920 * rtl-tests.c: New file.
1921 * selftest-run-tests.c: New file.
1922 * selftest.c: New file.
1923 * selftest.h: New file.
1924 * spellcheck.c: Include "selftest.h".
1925 (selftest::levenshtein_distance_unit_test_oneway): New function,
1926 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1927 (selftest::levenshtein_distance_unit_test): Likewise.
1928 (selftest::spellcheck_c_tests): Likewise.
1929 * toplev.c: Include selftest.h.
1930 (toplev::run_self_tests): New.
1931 (toplev::main): Handle -fself-test.
1932 * toplev.h (toplev::run_self_tests): New.
1933 * tree.c: Include "selftest.h".
1934 (selftest::test_integer_constants): New function.
1935 (selftest::test_identifiers): New function.
1936 (selftest::test_labels): New function.
1937 (selftest::tree_c_tests): New function.
1938 * tree-cfg.c: Include "selftest.h".
1939 (selftest::push_fndecl): New function.
1940 (selftest::test_linear_chain): New function.
1941 (selftest::test_diamond): New function.
1942 (selftest::test_fully_connected): New function.
1943 (selftest::tree_cfg_c_tests): New function.
1944 * vec.c: Include "selftest.h".
1945 (selftest::safe_push_range): New function.
1946 (selftest::test_quick_push): New function.
1947 (selftest::test_safe_push): New function.
1948 (selftest::test_truncate): New function.
1949 (selftest::test_safe_grow_cleared): New function.
1950 (selftest::test_pop): New function.
1951 (selftest::test_safe_insert): New function.
1952 (selftest::test_ordered_remove): New function.
1953 (selftest::test_unordered_remove): New function.
1954 (selftest::test_block_remove): New function.
1955 (selftest::reverse_cmp): New function.
1956 (selftest::test_qsort): New function.
1957 (selftest::vec_c_tests): New function.c.
1958 * wide-int.cc: Include selftest.h and wide-int-print.h.
1959 (selftest::from_int <wide_int>): New function.
1960 (selftest::from_int <offset_int>): New function.
1961 (selftest::from_int <widest_int>): New function.
1962 (selftest::assert_deceq): New function.
1963 (selftest::assert_hexeq): New function.
1964 (selftest::test_printing <VALUE_TYPE>): New function template.
1965 (selftest::test_ops <VALUE_TYPE>): New function template.
1966 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1967 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1969 (selftest::wide_int_cc_tests): New function.
1971 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1974 * ifcvt.c (noce_try_ifelse_collapse): New function.
1976 (noce_process_if_block): Call noce_try_ifelse_collapse.
1977 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1978 (simplify_ternary_operation): Use the above to simplify
1979 conditional CLZ/CTZ expressions.
1981 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1984 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1985 define_insn_and_split.
1987 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1990 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1992 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1995 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1996 Implicitly clobber memory for basic asm with non-empty assembler
1997 string. Use targetm.md_asm_adjust also here.
1998 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1999 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2000 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2001 non-empty assembler string.
2002 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2003 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2004 (decode_asm_operands): Handle basic asm in PARALLEL block.
2005 (extract_insn): Handle basic asm in PARALLEL block.
2006 * doc/extend.texi: Mention new behavior of basic asm.
2007 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2008 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2009 branch_needs_nop_p): Use asm_noperands.
2011 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2013 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2014 Include the M7 SPARC DFA scheduler.
2015 New attribute v3pipe.
2016 Annotate insns with v3pipe where appropriate.
2017 Define cpu_feature vis4.
2018 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2019 Add (V8QI "8") to vbits.
2020 Add insns {add,sub}v8qi3
2021 Add insns ss{add,sub}v8qi3
2022 Add insns us{add,sub}{v8qi,v4hi}3
2023 Add insns {min,max}{v8qi,v4hi,v2si}3
2024 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2025 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2026 * config/sparc/niagara4.md: Add a comment explaining the
2027 discrepancy between the documented latenty numbers and the
2029 * config/sparc/niagara7.md: New file.
2030 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2031 supports SPARC5 and VIS 4.0 instructions.
2032 * configure: Regenerate.
2033 * config.in: Likewise.
2034 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2035 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2036 TARGET_CPU_niagara7.
2037 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2038 (CPP_CPU_SPEC): Handle niagara7.
2039 (ASM_CPU_SPEC): Likewise.
2040 * config/sparc/sparc-opts.h (processor_type): Add
2042 (mvis4): New option.
2043 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2044 (AS_NIAGARA7_FLAG): Define.
2045 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2046 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2047 (CPP_CPU_SPEC): Handle niagara7.
2048 (ASM_CPU_SPEC): Likewise.
2049 * config/sparc/sparc.c (niagara7_costs): Define.
2050 (sparc_option_override): Handle niagara7 and adjust cache-related
2051 parameters with better values for niagara cpus. Also support VIS4.
2052 (sparc32_initialize_trampoline): Likewise.
2053 (sparc_use_sched_lookahead): Likewise.
2054 (sparc_issue_rate): Likewise.
2055 (sparc_register_move_cost): Likewise.
2056 (dump_target_flag_bits): Support VIS4.
2057 (sparc_vis_init_builtins): Likewise.
2058 (sparc_builtins): Likewise.
2059 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2061 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2063 * config/sparc/sparc.opt (sparc_processor_type): New value
2065 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2067 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2069 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2072 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2074 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2076 2016-06-06 Richard Biener <rguenther@suse.de>
2078 PR tree-optimization/71398
2079 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2082 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2084 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2085 ft32_expand_prolog, ft32_expand_epilogue):
2086 Handle pretend_args.
2087 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2088 * config/ft32/ft32.md: Add pretend_returner.
2090 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2093 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2094 Copy op1 RTX to avoid invalid sharing.
2095 (ix86_expand_vector_move_misalign): Ditto.
2097 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2099 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2102 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2104 * predict.c (predicted_by_loop_heuristics_p): New function.
2105 (predict_iv_comparison): Use it.
2106 (predict_loops): Walk from innermost loops; do not predict edges
2107 leaving multiple loops multiple times; implement
2108 PRED_LOOP_ITERATIONS_MAX heuristics.
2109 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2111 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2113 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2114 only edges out of BB are EH edges.
2116 2016-06-04 Martin Sebor <msebor@redhat.com>
2117 Marcin Baczyński <marbacz@gmail.com>
2120 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2121 a void expression in a void function.
2123 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2125 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2126 aux; dump reasons of decisions.
2127 (should_duplicate_loop_header_p): Likewise.
2128 (do_while_loop_p): Likewise.
2129 (ch_base::copy_headers): Dump asi num insns duplicated.
2131 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2133 PR tree-optimization/71405
2134 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2135 incompatible type, build a new clobber with the right type instead
2136 of building a VIEW_CONVERT_EXPR around it.
2138 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2140 PR tree-optimization/52171
2141 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2142 by_pieces_ninsns instead of move_by_pieces_ninsns.
2144 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2146 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2147 for reg+reg addressing mode.
2149 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2151 * rs6000-c.c (c/c-tree.h): Add #include.
2152 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2153 in C++ when found in the base position of vec_ld or vec_st.
2155 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2157 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2158 use of profile unless profile status is PROFILE_READ.
2159 * profile.c (compute_branch_probabilities): Set profile status
2160 only after reporting predictor hitrates.
2162 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2166 * common.opt (ffp-int-builtin-inexact): New option.
2167 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2168 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2169 (ceil@var{m}2): Document dependence on this option.
2170 * ipa-inline-transform.c (inline_call): Handle
2171 flag_fp_int_builtin_inexact.
2172 * ipa-inline.c (can_inline_edge_p): Likewise.
2173 * config/i386/i386.md (rintxf2): Do not test
2174 flag_unsafe_math_optimizations.
2175 (rint<mode>2_frndint): New define_insn.
2176 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2177 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2178 for 387 instead of extending and truncating.
2179 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2180 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2181 Change to frndint<mode>2_<rounding>.
2182 (frndintxf2_<rounding>_i387): Likewise. Change to
2183 frndint<mode>2_<rounding>_i387.
2184 (<rounding_insn>xf2): Likewise.
2185 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2186 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2187 x87. Test TARGET_ROUND || !flag_trapping_math ||
2188 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2189 SSE. Use ROUND_NO_EXC in constant operand of
2190 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2191 for 387 instead of extending and truncating.
2193 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2194 Julia Koval <julia.koval@intel.com>
2206 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2207 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2208 all registers, except for function return registers if there are
2209 no caller-saved registers.
2210 (ix86_set_func_type): New function.
2211 (ix86_set_current_function): Call ix86_set_func_type to set
2212 no_caller_saved_registers and func_type. Call reinit_regs if
2213 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2214 nor x87 instructions in interrupt handler nor function with
2215 no_caller_saved_registers attribute.
2216 (ix86_function_ok_for_sibcall): Return false if there are no
2217 caller-saved registers.
2218 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2220 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2221 (ix86_function_arg): Return special arguments in interrupt handler.
2222 (ix86_promote_function_mode): Promote pointer to word_mode only
2223 for normal functions.
2224 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2226 (ix86_epilogue_uses): New function.
2227 (ix86_hard_regno_scratch_ok): Likewise.
2228 (ix86_save_reg): Preserve all registers in interrupt handler
2229 after reload. Preserve all registers, except for function return
2230 registers, if there are no caller-saved registers after reload.
2231 (find_drap_reg): Always use callee-saved register if there are
2232 no caller-saved registers.
2233 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2234 for interrupt handler.
2235 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2236 Emit cld instruction if stringops are used in interrupt handler
2237 or interrupt handler isn't a leaf function.
2238 (ix86_expand_epilogue): Generate interrupt return for interrupt
2239 handler and pop the 'ERROR_CODE' off the stack before interrupt
2240 return in exception handler.
2241 (ix86_expand_call): Disallow calling interrupt handler directly.
2242 If there are no caller-saved registers, mark all registers that
2243 are clobbered by the call which returns as clobbered.
2244 (ix86_handle_no_caller_saved_registers_attribute): New function.
2245 (ix86_handle_interrupt_attribute): Likewise.
2246 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2248 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2249 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2250 accumulation in interrupt function if stack may be realigned to
2252 (EPILOGUE_USES): New.
2253 (function_type): New enum.
2254 (machine_function): Add func_type and no_caller_saved_registers.
2255 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2256 (interrupt_return): New pattern.
2257 * doc/extend.texi: Document x86 interrupt and
2258 no_caller_saved_registers attributes.
2260 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2262 PR tree-optimization/52171
2263 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2264 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2265 Look for constant strings. Move some code to emit_block_cmp_hints
2267 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2268 * defaults.h (COMPARE_MAX_PIECES): New macro.
2269 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2270 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2271 (clear_by_pieces_1): Don't declare. Move definition before use.
2272 (can_do_by_pieces): New static function.
2273 (can_move_by_pieces): Use it. Return bool.
2274 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2275 OP. All callers changed. Handle COMPARE_BY_PIECES.
2276 (class pieces_addr); New.
2277 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2278 pieces_addr::adjust, pieces_addr::increment_address,
2279 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2281 (class op_by_pieces_d): New.
2282 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2284 (class move_by_pieces_d, class compare_by_pieces_d,
2285 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2286 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2287 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2288 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2289 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2290 compare_by_pieces_d::finish_mode): New member functions.
2291 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2293 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2294 (emit_block_cmp_hints): New function.
2295 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2296 use the newly defined classes.
2297 * expr.h (by_pieces_constfn): New typedef.
2298 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2299 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2300 (move_by_pieces_ninsns): Don't declare.
2301 (can_move_by_pieces): Change return value to bool.
2302 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2303 (compare_by_pieces_branch_ratio): New hook.
2304 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2305 (by_pieces_ninsns): Declare.
2306 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2308 (default_compare_by_pieces_branch_ratio): New function.
2309 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2310 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2311 * doc/tm.texi: Regenerate.
2312 * tree-ssa-strlen.c: Include "builtins.h".
2313 (handle_builtin_memcmp): New static function.
2314 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2315 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2317 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2319 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2320 relevant stmts which are simple and invariant.
2321 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2322 instead of simple and invariant
2324 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2326 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2327 (vectorizable_reduction): Check for new relevant state.
2328 (vectorizable_live_operation): vectorize live stmts using
2329 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2330 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2331 (vect_stmt_relevant_p): Check for stmts which are only used live.
2332 (process_use): Use of a stmt does not inherit it's live value.
2333 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2334 (vect_analyze_stmt): Check for new relevant state.
2335 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2336 outside the loop, but not inside it.
2338 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2340 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2341 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2342 (vect_get_vec_def_for_operand): Split out code.
2344 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2346 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2348 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2350 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2352 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2354 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2356 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2359 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2360 to noreturn e->callee->decl that has void return type and void
2361 arguments, adjust gimple_call_fntype and remove lhs even if it had
2362 previously addressable type.
2364 2016-06-02 Jeff Law <law@redhat.com>
2366 PR tree-optimization/71328
2367 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2368 error when checking for a jump back onto the copied path.
2370 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2372 * config/microblaze/microblaze.c (get_branch_target): Add return
2373 NULL_RTX for the non-CALL_P case.
2374 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2375 (insert_wic): Remove unused local "j".
2377 2016-06-02 Martin Liska <mliska@suse.cz>
2379 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2381 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2382 Julia Koval <julia.koval@intel.com>
2384 * function.c (assign_parm_setup_stack): Force source into a
2386 * target.def (function_incoming_arg): Update documentation to
2387 allow arbitrary address computation based on hard register.
2388 * doc/tm.texi: Regenerated.
2390 2016-06-02 Martin Liska <mliska@suse.cz>
2392 * predict.c (combine_predictions_for_bb): Fix first match in
2393 cases where a first predictor contains more than one occurence
2394 in list of predictors. Take the best value in such case.
2396 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2398 PR rtl-optimization/71295
2399 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2400 offset would go over the size of the inner mode reject it.
2402 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2404 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2405 x=x,x and v=v,m instead of x=x,m.
2407 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2408 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2409 alternative to v=rm,C.
2411 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2412 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2413 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2414 instead of vex for the last two above mentioned alternatives.
2416 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2419 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2421 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2423 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2425 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2427 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2428 from int to unsigned.
2430 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2432 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2433 alternatives, eliminating preferred register class. Add support
2434 for the MTVSRDD instruction in ISA 3.0.
2435 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2436 reg_or_indexed_operand.
2437 (vsx_splat_v4sf_internal): Likewise.
2439 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2442 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2443 for loading up all 0's or all 1's.
2445 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2447 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2449 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2451 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2453 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2454 * gcc.c (set_source_date_epoch_envvar): New function, sets
2455 the SOURCE_DATE_EPOCH environment variable to the current time.
2457 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2459 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2460 the factor for live Phi nodes.
2462 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2464 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2465 * tree-parloops.c (parallelize_loops): likewise.
2466 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2467 tree_unswitch_outer_loop): likewise.
2469 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2472 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2473 around creation of the temporary.
2475 2016-06-01 Richard Biener <rguenther@suse.de>
2477 PR tree-optimization/71366
2478 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2479 (unloop_loops): Move removing edges here ...
2480 (try_unroll_loop_completely): ... from here.
2481 (try_peel_loop): ... and here.
2482 (tree_unroll_loops_completely_1): Track parent loops via
2483 bitmap of header BBs.
2484 (tree_unroll_loops_completely): Adjust for that.
2486 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2488 * config/rs6000/altivec.h (vec_slv): New macro.
2489 (vec_srv): New macro.
2490 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2491 (UNSPEC_VSRV): New value.
2494 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2495 (vsrv): New builtin definition.
2496 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2497 define argument types for new builtin.
2498 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2500 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2503 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2504 Jocelyn Mayer <l_indien@magic.fr>
2507 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2508 detect processor family for signature_CENTAUR_ebx.
2509 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2510 signature_CENTAUR_ebx.
2511 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2512 <default>: Pass x86-64 for has_longmode.
2514 2016-06-01 Nathan Sidwell <nathan@acm.org>
2516 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2519 2016-06-01 Richard Biener <rguenther@suse.de>
2521 PR tree-optimization/71261
2522 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2523 of stmts successfully put in the bool pattern. Remove
2524 single-use restriction.
2525 (adjust_bool_pattern_cast): Add cast at the use site via the
2526 pattern def sequence.
2527 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2528 of patterned defs. Use the pattern def seqence instead of
2529 multiple independent patterns.
2530 (sort_after_uid): New qsort compare function.
2531 (adjust_bool_stmts): New function to process stmts in the bool
2532 pattern in IL order.
2533 (vect_recog_bool_pattern): Adjust.
2534 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2535 (ifcvt_walk_pattern_tree): Likewise.
2536 (stmt_is_root_of_bool_pattern): Likewise.
2537 (ifcvt_repair_bool_pattern): Likewise.
2538 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2540 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2542 * loop-unroll.c (decide_unroll_constant_iterations,
2543 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2544 likely upper bounds.
2545 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2547 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2549 * tree-core.h (enum omp_clause_code): Remove
2550 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2552 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2554 * config/arm/sync.md (arm_store_exclusive<mode>):
2555 Use 'H' output modifier on operands[2] rather than creating a new
2556 entry in out-of-bounds memory of the operands array.
2557 (arm_store_release_exclusivedi): Likewise.
2559 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2561 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2562 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2563 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2564 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2566 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2568 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2569 into account live statements for mask producers.
2571 2016-06-01 Richard Biener <rguenther@suse.de>
2573 PR tree-optimization/71311
2574 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2575 restrict to non-INTEGER_CST @0.
2577 2016-06-01 Richard Biener <rguenther@suse.de>
2579 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2580 (relational patterns): Use :c to avoid pattern duplications.
2582 2016-06-01 Richard Biener <rguenther@suse.de>
2584 * genmatch.c (comparison_code_p): New predicate.
2585 (swap_tree_comparison): New function.
2586 (commutate): Add for_vec parameter to append new for entries.
2587 Support commutating relational operators by swapping it alongside
2589 (lower_commutative): Adjust.
2590 (dt_simplify::gen): Do not pass artificial operators to gen
2592 (decision_tree::gen): Do not add artificial operators as parameters.
2593 (parser::parse_expr): Verify operator commutativity when :c is
2594 applied. Allow :C to override this.
2595 * match.pd: Adjust patterns to use :C instead of :c where required.
2597 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2599 PR tree-optimization/71077
2600 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2601 the combining step, use boolean_false_node and boolean_true_node
2602 as the designated false/true return values.
2604 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2606 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2607 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2608 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2611 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2613 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2614 of flags impliying the register renaming.
2615 * toplev.c (process_options): Do not imply flag_rename_registers with
2618 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2620 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2621 default implementation.
2623 2016-05-31 Nathan Sidwell <nathan@acm.org>
2625 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2627 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2629 * config/sh/constraints.md (b): Remove constraint.
2630 * config/sh/predicates.md (arith_reg_operand): Remove
2632 * config/sh/sh-modes.def (PDI): Remove.
2633 * config/sh/sh.c (sh_target_reg_class,
2634 sh_optimize_target_register_callee_saved): Remove functions.
2635 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2636 (sh_expand_epilogue): Update comment.
2637 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2638 sh_secondary_reload): Remove TARGET_REGS related code.
2639 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2640 TARGET_REGISTER_P): Remove macros.
2641 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2642 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2643 TR1_REG, TR2_REG): Remove constants.
2644 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2646 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2648 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2649 define_expand patterns.
2650 (adddi3_compact): Rename to adddi3.
2651 (subdi3_compact): Rename to subdi3.
2652 (*negdi2): Rename to negdi2.
2653 (*abs<mode>2): Rename to abs<mode>2.
2655 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2657 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2658 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2659 (atomic_sub_fetchsi): ... this new pattern.
2660 (mvtc): Add CC_REG clobber.
2662 2016-05-31 Marek Polacek <polacek@redhat.com>
2664 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2666 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2668 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2669 aarch64_fusion_enabled_p to check for fusion capabilities.
2671 2016-05-31 Richard Biener <rguenther@suse.de>
2673 PR tree-optimization/71352
2674 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2675 minus one and a negate.
2677 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2679 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2680 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2682 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2683 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2684 Remove use of aarch64_simd_attr_length_move, set length attribute
2686 (*aarch64_be_movoi): Likewise.
2687 (*aarch64_be_movci): Likewise.
2688 (*aarch64_be_movxi): Likewise.
2690 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2692 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2693 It no longer does that.
2694 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2696 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2698 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2699 attribute __unused__.
2701 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2703 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2704 * config/arm/arm.c (arm_arch_thumb1): Define.
2705 (arm_option_override): Initialize arm_arch_thumb1.
2706 * config/arm/arm.h (arm_arch_thumb1): Declare.
2707 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2708 support Thumb-1 ISA.
2710 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2713 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2714 `Yv' for scalar operand.
2716 2016-05-31 Tom de Vries <tom@codesourcery.com>
2718 PR tree-optimization/69068
2719 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2720 phis with more than two args.
2722 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2724 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2725 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2728 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2730 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2732 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2734 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2735 cpu_32, cpu_64, tune_32 and tune_64.
2736 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2738 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2740 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2742 2016-05-30 Andi Kleen <ak@linux.intel.com>
2744 * auto-profile.c (read_profile): Replace asserts with errors
2745 when file does not exist.
2746 * gcov-io.c (gcov_read_words): Dito.
2748 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2750 * tree-cfg.c (print_loop): Print likely upper bounds.
2752 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2754 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2755 * opts.c (default_options): Enable peel loops at -O3.
2756 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2757 (try_peel_loop): Do not re-peel already peeled loops;
2758 use likely upper bounds; fix profile updating.
2759 (pass_complete_unroll::execute): Initialize peeled_loops.
2761 2016-05-30 Martin Liska <mliska@suse.cz>
2763 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2764 computed costs by frequency of BB they belong to.
2765 (get_scaled_computation_cost_at): New function.
2767 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2768 Marc Glisse <marc.glisse@inria.fr>
2770 PR tree-optimization/71289
2771 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2773 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2775 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2777 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2779 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2780 for peeled copies; avoid underflow when updating estimates; correctly
2783 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2785 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2786 r236875. Corrected oe3 to oe2 as obvious.
2788 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2792 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2793 that inserted stmt will not dominate stmts that defines its operand.
2794 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2795 (rewrite_expr_tree_parallel): Likewise.
2797 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2800 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2801 all fields including stmt_to_insert are swapped.
2803 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2805 * predict.h (force_edge_cold): Declare.
2806 * predict.c (force_edge_cold): New function.
2807 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2809 (canonicalize_loop_induction_variables): Fix formating.
2811 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2813 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2814 (visium_expand_copysign): Use gen_int_mode directly.
2815 (visium_compute_frame_size): Minor tweaks.
2817 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2819 * tree-vect-loop.c (vect_analyze_loop_2): Use
2820 likely_max_stmt_executions_int.
2822 2016-05-30 Tom de Vries <tom@codesourcery.com>
2824 PR tree-optimization/69067
2825 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2827 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2830 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2831 New peepholes to remove unneeded fild/fistp pairs.
2832 (define_peephole2 atomic_loaddi_fpu): Ditto.
2834 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2836 * predict.c (maybe_hot_frequency_p): Avoid division.
2838 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2840 * doc/install.texi: Use https for shop.fsf.org.
2842 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2844 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2845 likely_max_stmt_executions_int.
2847 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2849 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2850 likely_max_stmt_executions_int.
2852 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2854 * profile.c (compute_branch_probabilities): Do not report hitrates
2856 (branch_prob): Report hitrates here.
2857 * predict.c (gimple_predict_edge): Do not assert profile status;
2858 fix formatting issues.
2860 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2862 * predict.c (edge_predicted_by_p): New function.
2863 (predict_paths_for_bb): Do not put multiple predictions of the same type
2866 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2868 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2871 2016-05-28 Alan Modra <amodra@gmail.com>
2873 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2875 2016-05-28 Alan Modra <amodra@gmail.com>
2877 PR rtl-optimization/71275
2878 * ira.c (ira): Free dominance info.
2880 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2882 * doc/sourcebuild.texi: New address for upstream Go repository.
2884 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2886 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2887 (TARGET_ARM_V7M): Likewise.
2889 2016-05-26 Jeff Law <law@redhat.com>
2891 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2892 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2893 * passes.def: Add jump threading passes before DOM/VRP.
2894 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2895 argument to a basic block from an edge. Remove tests which are
2897 (pass_data_thread_jumps, class pass_thread_jumps): New.
2898 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2899 (make_pass_thread_jumps): Likewise.
2900 * tree-pass.h (make_pass_thread_jumps): Declare.
2902 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2904 * config/visium/visium-protos.h (split_double_move): Rename into...
2905 (visium_split_double_move): ...this.
2906 (visium_split_double_add): Declare.
2907 * config/visium/visium.c (split_double_move): Rename into...
2908 (visium_split_double_move): ...this.
2909 (visium_split_double_add): New function.
2910 (visium_expand_copysign): Renumber operands for consistency.
2911 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2912 (DFmode move splitter): Likewise.
2913 (*addi3_insn): Split by means of visium_split_double_add.
2914 (*adddi3_insn_flags): Delete.
2915 (*plus_plus_sltu<subst_arith>): New insn.
2916 (*subdi3_insn): Split by means of visium_split_double_add.
2917 (subdi3_insn_flags): Delete.
2918 (*minus_minus_sltu<subst_arith>): New insn.
2919 (*negdi2_insn): Split by means of visium_split_double_add.
2920 (*negdi2_insn_flags): Delete.
2922 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2924 * configure.ac: Treat a --with-headers option without argument
2925 the same as the default (i.e. consult sys-include directory).
2926 * configure: Regenerate.
2928 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2930 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2931 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2933 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2934 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2936 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2939 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2940 tree-stdarg analysis results.
2941 (aarch64_setup_incoming_varargs): Likewise.
2943 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2945 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2946 va_list_gpr_counter_field and va_list_fpr_counter_field.
2948 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2951 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2952 * config/aarch64/aarch64.c
2953 (aarch64_cannot_change_mode_class): Remove function.
2954 * config/aarch64/aarch64-protos.h
2955 (aarch64_cannot_change_mode_class): Remove.
2957 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2959 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2960 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2961 get_likely_max_loop_iterations_int): New.
2962 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2963 any_likely_upper_bound.
2964 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2966 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2967 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2969 (unroll_loop_constant_iterations): Likewise.
2970 (unroll_loop_runtime_iterations): Likewise.
2971 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2972 * lto-streamer-out.c (output_cfg): Likewise.
2973 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2975 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2976 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2977 (likely_max_loop_iterations): New.
2978 (likely_max_loop_iterations_int): New.
2979 (likely_max_stmt_executions): New.
2980 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2981 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2982 likely_max_stmt_executions): Declare.
2984 2016-05-27 Marek Polacek <polacek@redhat.com>
2987 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2989 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2991 * config/s390/s390.md (2x risbg splitters): Use
2992 reg_overlap_mentioned_p instead of rtx_equal_p.
2994 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2996 * combine.c (make_compound_operation): Take known zero bits into
2997 account when checking for possible zero_extend.
2999 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3001 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3002 Use const_int_operand for operand 2 predicate. Simplify expand code
3005 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3008 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3011 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3013 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3014 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3015 that returns CC_SESWPmode and CC_ZESWPmode.
3016 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3018 (aarch64_rtx_costs): Likewise.
3020 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3022 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3023 for ISA 3.0 min/max support.
3024 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3025 conditional move support.
3026 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3027 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3029 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3030 conditional moves where the comparison type is different from move
3032 (fp_minmax): New code iterator for smin/smax.
3033 (minmax): New code attributes for min/max.
3034 (SMINMAX): Likewise.
3035 (smax<mode>3): Combine min, max insns into one insn using the
3036 fp_minmax code iterator. Add support for ISA 3.0 min/max
3037 instructions that don't need -ffast-math.
3038 (s<minmax><mode>3): Likewise.
3039 (smax<mode>3_vsx): Likewise.
3040 (smin<mode>3): Likewise.
3041 (s<minmax><mode>3_vsx): Likewise.
3042 (smin<mode>3_vsx): Likewise.
3043 (pre-VSX min/max splitters): Likewise.
3044 (s<minmax><mode>3_fpr): Likewise.
3045 (movsfcc): Rewrite floating point conditional moves to combine
3046 SFmode/DFmode into a single insn.
3047 (mov<mode>cc): Likewise.
3048 (movdfcc): Likewise.
3049 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3050 SFDF2 iterators to handle all combinations.
3051 (fseldfsf4): Likewise.
3052 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3053 (fseldfdf4): Likewise.
3054 (fselsfdf4): Likewise.
3055 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3056 comparison instructions that set a 0/-1 mask, and use it for
3057 floating point conditional move via XXSEL.
3058 (fpmask<mode>): Likewise.
3059 (xxsel<mode>): Likewise.
3060 * config/rs6000/predicates.md (min_max_operator): Delete, no
3062 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3063 instructions that generate a 0/-1 mask for use with XXSEL.
3064 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3065 say whether floating point min/max is available, either through
3066 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3067 (TARGET_MINMAX_DF): Likewise.
3069 2016-05-27 Alan Modra <amodra@gmail.com>
3071 PR rtl-optimization/71275
3072 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3073 for update_equiv_regs and combine_and_move_insns.
3075 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3077 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3078 if_then_else or cond RTXes to calculate attribute value.
3079 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3080 <attr "length_immediate>: Ditto.
3081 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3082 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3083 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3084 <attr "type">: Ditto.
3085 <attr "prefix_data16">: Ditto.
3086 <attr "prefix_extra">: Ditto.
3087 <attr "length_immediate">: Ditto.
3088 <attr "prefix">: Ditto.
3089 (vec_set<mode>_0) <attr "isa">: Ditto.
3090 <attr "prefix_extra">: Ditto.
3091 <attr "length_immediate">: Ditto.
3092 <attr "prefix">: Ditto.
3093 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3094 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3095 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3096 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3097 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3098 <attr "length_immediate">: Ditto.
3099 <attr "prefix">: Ditto.
3100 (sse2_movsd) <attr "length_immediate">: Ditto.
3101 <attr "prefix">: Ditto.
3102 (vec_concatv2df) <attr "isa">: Ditto.
3103 <attr "prefix">: Ditto.
3104 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3105 (*vec_extractv2di_1) <attr "isa">: Ditto.
3106 <attr "type">: Ditto.
3107 <attr "length_immediate">: Ditto.
3108 <attr "prefix_rex">: Ditto.
3109 <attr "prefix_extra">: Ditto.
3110 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3111 <attr "prefix_extra">: Ditto.
3112 <attr "length_immediate">: Ditto.
3113 (vec_concatv2di) <attr "isa">: Ditto.
3114 <attr "prefix_extra">: Ditto.
3115 <attr "length_immediate">: Ditto.
3116 <attr "prefix">: Ditto.
3118 2016-05-26 Martin Liska <mliska@suse.cz>
3120 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3122 (operator+): Likewise.
3123 (operator-): Likewise.
3124 (comp_cost::operator+=): Likewise.
3125 (comp_cost::operator-=): Likewise.
3126 (comp_cost::operator/=): Likewise.
3127 (comp_cost::operator*=): Likewise.
3128 (operator<): Likewise.
3129 (operator==): Likewise.
3130 (operator<=): Likewise.
3132 (infinite_cost_p): Likewise.
3133 (add_costs): Likewise.
3134 (sub_costs): Likewise.
3135 (compare_costs): Likewise.
3136 (set_group_iv_cost): Use the newly introduced functions.
3137 (get_address_cost): Likewise.
3138 (get_shiftadd_cost): Likewise.
3139 (force_expr_to_var_cost): Likewise.
3140 (split_address_cost): Likewise.
3141 (ptr_difference_cost): Likewise.
3142 (difference_cost): Likewise.
3143 (get_computation_cost_at): Likewise.
3144 (determine_group_iv_cost_generic): Likewise.
3145 (determine_group_iv_cost_address): Likewise.
3146 (determine_group_iv_cost_cond): Likewise.
3147 (autoinc_possible_for_pair): Likewise.
3148 (determine_group_iv_costs): Likewise.
3149 (cheaper_cost_pair): Likewise.
3150 (iv_ca_recount_cost): Likewise.
3151 (iv_ca_set_no_cp): Likewise.
3152 (iv_ca_set_cp): Likewise.
3153 (iv_ca_cost): Likewise.
3154 (iv_ca_new): Likewise.
3155 (iv_ca_dump): Likewise.
3156 (iv_ca_narrow): Likewise.
3157 (iv_ca_prune): Likewise.
3158 (iv_ca_replace): Likewise.
3159 (try_add_cand_for): Likewise.
3160 (try_improve_iv_set): Likewise.
3161 (find_optimal_iv_set): Likewise.
3163 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3165 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3166 that internal functions will clobber all caller-saved registers.
3168 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3170 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3171 Return a better case_values_threshold when optimizing.
3173 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3175 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3176 Add ? to integer variant.
3177 (aarch64_combinez_be): Likewise.
3179 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3181 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3182 instead of x constraint.
3183 (vcvtps2ph256<mask_name>): Likewise.
3185 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3186 alternative. Formatting fix.
3188 * config/i386/sse.md
3189 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3191 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3192 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3193 maybe_evex prefix instead of vex.
3194 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3195 EXT_REX_SSE_REG_P (op0) case in the splitter.
3197 2016-05-25 Jeff Law <law@redhat.com>
3199 PR tree-optimization/71272
3200 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3201 Update comments. Add test for empty path.
3203 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3205 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3206 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3207 special case builtin.
3208 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3209 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3210 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3211 for __builtin_vec_cmpne.
3213 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3215 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3216 redundant test and bail out if the type of the new operand is not
3217 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3219 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3221 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3222 (x_ix86_target_flags_explicit): Remove.
3223 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3224 x_ix86_target_flags_explicit.
3225 (ix86_function_specific_restore): Ditto.
3227 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3228 H.J. Lu <hongjiu.lu@intel.com>
3231 * common/config/i386/i386-common.c
3232 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3233 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3234 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3235 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3236 (-mgeneral-regs-only): Add new option.
3237 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3238 x87 instructions if only general registers are allowed.
3239 (ix86_target_string): Add ix86_flags argument. Handle additional
3240 flags options through ix86_flags argument. Update all callers.
3241 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3243 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3245 PR rtl-optimization/66940
3246 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3247 decrementing desired_val will not overflow before performing these
3250 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3252 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3253 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3254 * config/i386/i386.c (enum ix86_builtins): Add
3255 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3256 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3257 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3258 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3259 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3260 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3261 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3262 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3263 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3264 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3265 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3266 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3267 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3268 __builtin_ia32_cvtps2dq512_mask.
3269 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3270 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3271 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3272 * config/i386/sse.md
3273 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3275 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3276 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3278 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3279 (avx512f_vec_pack_sfix_v8df): New define_expand.
3280 (avx512f_roundpd512): Rename to ...
3281 (avx512f_round<castmode>512): ... this. Change iterator.
3282 (avx512f_roundps512_sfix): New define_expand.
3283 (round<mode>2_sfix): Change iterator.
3285 2016-05-25 Nick Clifton <nickc@redhat.com>
3287 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3288 static interrupt handler is detected.
3289 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3290 default linker script.
3291 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3292 the low part of a symbolic pointer.
3294 2016-05-25 Richard Biener <rguenther@suse.de>
3296 PR tree-optimization/71261
3297 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3298 interesting stmt instead of immediate uses when looking
3299 for the use operand to replace.
3301 2016-05-25 Martin Liska <mliska@suse.cz>
3303 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3305 2016-05-25 Richard Biener <rguenther@suse.de>
3307 PR tree-optimization/71264
3308 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3311 2016-05-25 Martin Liska <mliska@suse.cz>
3313 PR tree-optimization/71239
3314 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3315 if DECL_SIZE is NULL.
3317 2016-05-25 Richard Biener <rguenther@suse.de>
3319 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3320 * tree-if-conv.c (pass_data_if_conversion): Use it.
3322 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3324 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3325 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3326 * varpool.c (varpool_node::get_availability): Likewise.
3328 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3330 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3331 VNEGW/VNEGD instructions.
3332 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3333 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3334 support for ISA 3.0 VNEGW/VNEGD instructions.
3336 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3338 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3339 pointers inside OACC_DATA regions.
3340 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3341 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3342 (gimplify_adjust_omp_clauses): Fix typo in comment.
3344 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3346 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3347 parity built-in functions.
3348 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3350 (p9v_parity<mode>2): Likewise.
3351 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3353 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3354 (parity<mode>2): ISA 3.0 expander for vector parity.
3355 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3357 (BU_P9_64BIT_MISC_0): Likewise.
3358 (BU_P9_MISC_0): Likewise.
3359 (BU_P9V_AV_1): Likewise.
3360 (BU_P9V_AV_2): Likewise.
3361 (BU_P9V_AV_3): Likewise.
3362 (BU_P9V_AV_P): Likewise.
3363 (BU_P9V_VSX_1): Likewise.
3364 (BU_P9V_OVERLOAD_1): Likewise.
3365 (BU_P9V_OVERLOAD_2): Likewise.
3366 (BU_P9V_OVERLOAD_3): Likewise.
3367 (VCTZB): Add vector count trailing zeros support.
3371 (VPRTYBD): Add vector parity support.
3372 (VPRTYBQ): Likewise.
3373 (VPRTYBW): Likewise.
3374 (VCTZ): Add overloaded vector count trailing zeros support.
3375 (VPRTYB): Add overloaded vector parity support.
3376 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3377 overloaded vector count trailing zeros and parity instructions.
3378 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3379 vector parity support.
3380 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3381 trailing zeros support.
3382 (vec_cntlz): Likewise.
3383 (vec_vctzb): Likewise.
3384 (vec_vctzd): Likewise.
3385 (vec_vctzh): Likewise.
3386 (vec_vctzw): Likewise.
3387 (vec_vprtyb): Add ISA 3.0 vector parity support.
3388 (vec_vprtybd): Likewise.
3389 (vec_vprtybw): Likewise.
3390 (vec_vprtybq): Likewise.
3391 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3392 the ISA 3.0 vector count trailing zeros and vector parity built-in
3395 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3397 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3398 when there is stmt_to_insert.
3400 2016-05-24 Martin Sebor <msebor@redhat.com>
3403 * tree.h (complete_or_array_type_p): New inline function.
3405 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3407 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3408 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3409 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3411 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3412 Limit 1st alternative to noavx isa, split 2nd alternative into one
3413 noavx and one avx alternative, use *x and Bm in the former and
3414 x and m in the latter.
3416 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3417 of sse4 for the first alternative, drop %v from the template
3418 and d operand modifier. Split second alternative into one sse4_noavx
3419 and one avx alternative, use *x instead of *v in the former and v
3420 instead of *v in the latter.
3421 (*sse4_1_extractps): Use noavx isa instead of * for the first
3422 alternative, drop %v from the template. Split second alternative into
3423 one noavx and one avx alternative, use *x instead of *v in the
3424 former and v instead of *v in the latter.
3425 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3426 with noavx and the last one with avx.
3427 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3428 split the second one into one noavx and one avx alternative,
3429 use *x and Bm in the former and x and m in the latter one.
3430 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3433 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3434 first two alternatives to noavx, use *x instead of *v in the second
3435 one, add avx alternative without *.
3436 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3437 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3438 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3440 2016-05-24 Jeff Law <law@redhat.com>
3442 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3443 New function, extracted from...
3444 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3445 Allow simple copies and constant initializations in the SSA chain.
3447 2016-05-24 Marek Polacek <polacek@redhat.com>
3450 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3453 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3456 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3457 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3458 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3459 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3460 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3462 2016-05-24 Richard Biener <rguenther@suse.de>
3464 PR tree-optimization/71240
3465 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3468 2016-05-24 Richard Biener <rguenther@suse.de>
3470 PR tree-optimization/71230
3471 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3473 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3475 * tree-vectorizer.h (vectorizable_comparison): Delete.
3476 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3477 PURE_SLP_STMT check.
3478 * tree-vect-stmts.c (vectorizable_call): Likewise.
3479 (vectorizable_simd_clone_call): Likewise.
3480 (vectorizable_conversion): Likewise.
3481 (vectorizable_assignment): Likewise.
3482 (vectorizable_shift): Likewise.
3483 (vectorizable_operation): Likewise.
3484 (vectorizable_load): Likewise.
3485 (vectorizable_condition): Likewise.
3486 (vectorizable_store): Likewise. Assert that we don't have
3488 (vectorizable_comparison): Make static. Remove redundant
3489 PURE_SLP_STMT check.
3490 (vect_transform_stmt): Assert that we always have an slp_node
3493 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3495 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3496 operands[2] against 1 with comparison against CONST1_RTX.
3497 (<shift>di3_neon): Likewise.
3498 * config/arm/predicates.md (const0_operand): Replace with comparison
3501 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3503 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3504 operands[2] against 1 with comparison against CONST1_RTX.
3505 (ashrdi3): Likewise.
3506 (lshrdi3): Likewise.
3507 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3509 (ashrsi3): Likewise.
3510 (lshrsi3): Likewise.
3511 (rotrsi3): Likewise.
3512 (define_split above *compareqi_eq0): Likewise.
3513 (define_split above "prologue"): Likewise.
3514 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3515 * config/arm/predicates.md (shift_operator): Likewise.
3516 (shift_nomul_operator): Likewise.
3517 (sat_shift_operator): Likewise.
3518 (thumb1_cmp_operand): Likewise.
3519 (const_neon_scalar_shift_amount_operand): Replace manual range
3520 check with IN_RANGE.
3521 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3522 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3524 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3526 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3527 with HOST_WIDE_INT_1.
3529 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3530 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3531 (arm_canonicalize_comparison): Likewise.
3532 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3534 (thumb1_size_rtx_costs): Likewise.
3535 (vfp_const_double_index): Replace cast of 1 to unsigned
3536 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3537 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3539 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3540 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3541 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3542 HOST_WIDE_INT with HOST_WIDE_INT_1.
3544 2016-05-24 Marek Polacek <polacek@redhat.com>
3546 * tree-cfg.h (should_remove_lhs_p): New predicate.
3547 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3548 * gimplify.c (gimplify_modify_expr): Likewise.
3549 * tree-cfg.c (verify_gimple_call): Likewise.
3550 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3551 * gimple-fold.c: Include "tree-cfg.h".
3552 (gimple_fold_call): Use should_remove_lhs_p.
3554 2016-05-24 Richard Biener <rguenther@suse.de>
3556 PR tree-optimization/71253
3557 * cfganal.h (control_dependences): Make robust against edge
3559 (control_dependences::control_dependences): Remove edge_list argument.
3560 (control_dependences::get_edge): Remove.
3561 (control_dependences::get_edge_src): Add.
3562 (control_dependences::get_edge_dest): Likewise.
3563 (control_dependences::m_el): Make a vector of edge src/dest index.
3564 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3565 (control_dependences::control_dependences): Likewise.
3566 (control_dependences::~control_dependence): Likewise.
3567 (control_dependences::get_edge): Remove.
3568 (control_dependences::get_edge_src): Add.
3569 (control_dependences::get_edge_dest): Likewise.
3570 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3572 (perform_tree_ssa_dce): Adjust.
3573 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3575 (pass_loop_distribution::execute): Adjust. Do loop destroying
3576 conditional on changed.
3578 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3581 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3582 return. Reindent transformation comment and mention the ARM state
3585 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3588 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3589 after build_and_add_sum creates new use stmt.
3591 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3593 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3594 load_lanes/grouped_load classification comes first. Don't check
3595 whether the vectorization factor is a multiple of the group size
3598 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3600 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3601 GROUP_GAP for single-element interleaving.
3602 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3605 2016-05-24 Richard Biener <rguenther@suse.de>
3609 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3610 bases which are accessed with non-invariant indices.
3611 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3612 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3614 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3617 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3618 (add_to_ops_vec): Add stmt_to_insert.
3619 (add_repeat_to_ops_vec): Init stmt_to_insert.
3620 (insert_stmt_before_use): New.
3621 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3623 (get_ops): Init stmt_to_insert.
3624 (maybe_optimize_range_tests): Likewise.
3625 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3626 (rewrite_expr_tree_parallel): Likewise.
3627 (reassociate_bb): Likewise.
3629 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3632 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3633 ISA 3.0 xxperm fusion alternative.
3634 (altivec_vperm_v8hiv16qi): Likewise.
3635 (altivec_vperm_<mode>_uns_internal): Likewise.
3636 (vperm_v8hiv4si): Likewise.
3637 (vperm_v16qiv8hi): Likewise.
3639 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3640 Kelvin Nilsen <kelvin@gcc.gnu.org>
3642 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3643 vpermr/xxpermr on ISA 3.0.
3644 (altivec_expand_vec_perm_le): Likewise.
3645 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3646 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3649 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3651 * config/i386/i386.h (IS_STACK_MODE): Enable for
3652 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3653 SSE_FLOAT_MODE_P macros.
3654 * config/i386/i386.c (ix86_preferred_reload_class): Use
3655 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3656 Cleanup regclass processing for CONST_DOUBLE_P.
3657 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3658 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3659 with IS_STACK_MODE macro.
3660 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3662 (*movdf_internal): Use IS_STACK_MODE macro.
3663 (*movsf_internal): Ditto.
3665 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3667 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3668 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3670 2016-05-23 Jeff Law <law@redhat.com>
3672 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3674 (fsm_find_control_statement_thread_paths): Call it.
3676 2016-05-23 Martin Jambor <mjambor@suse.cz>
3679 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3680 from_global_constant if t is not NULL.
3682 2016-05-23 Marek Polacek <polacek@redhat.com>
3685 * common.opt (Wswitch-unreachable): New option.
3686 * doc/invoke.texi: Document -Wswitch-unreachable.
3687 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3690 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3692 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3693 TMR_INDEX is non-NULL.
3695 2016-05-23 Richard Biener <rguenther@suse.de>
3697 PR tree-optimization/71230
3698 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3699 (try_special_add_to_ops): ... here. Always test for single-use.
3701 2016-05-23 Martin Jambor <mjambor@suse.cz>
3703 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3704 default block if a PHI node in the original one would be resized.
3706 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3708 PR tree-optimization/58135
3709 * tree-vect-slp.c: When group size is not multiple
3710 of vector size, allow splitting of store group at
3713 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3715 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3717 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3719 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3720 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3721 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3724 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3725 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3726 v constraint instead of x and vinserti32x4 insn.
3728 * config/i386/sse.md (i128vldq): New mode iterator.
3729 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3730 avx512dq and avx512vl alternatives.
3732 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3733 constraint, use maybe_evex prefix instead of vex.
3734 (vec_dupv4sf): Use v constraint instead of x for output
3735 operand except for noavx alternative, use Yv constraint
3736 instead of x for input. Use maybe_evex prefix instead of vex.
3737 (*vec_dupv4si): Likewise.
3738 (*vec_dupv2di): Likewise.
3740 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3743 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3744 (linearize_expr_tree): Call try_special_add_to_ops.
3745 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3747 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3749 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3750 to computed stack_usage.
3752 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3755 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3756 operand is subreg (symbol_ref) then move the symbol ref to register.
3758 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3760 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3762 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3765 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3768 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3770 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3771 ranges by calling get_single_symbol and tidy up. Look more closely
3772 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3774 2016-05-20 Jeff Law <law@redhat.com>
3776 * bitmap.c (bitmap_find_bit): Remove useless test.
3778 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3780 * function.c (thread_prologue_and_epilogue_insns): Commit the
3781 insertion of the epilogue.
3783 2016-05-20 Martin Jambor <mjambor@suse.cz>
3785 PR tree-optimization/70884
3786 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3787 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3788 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3789 of constant pool data as a reason for scalarization.
3791 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3793 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3794 for naked functions.
3795 (thumb1_expand_prologue): Likewise.
3797 2016-05-20 Nathan Sidwell <nathan@acm.org>
3799 * config/nvptx/nptx.c (nvptx_option_override): Only set
3800 flag_toplevel_reorder, if not explicitly specified. Set
3801 flag_no_common, unless explicitly specified.
3803 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3805 * calls.c (can_implement_as_sibling_call_p): Mark param
3806 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3808 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3810 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3811 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3812 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3814 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3815 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3818 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3820 * config/nvptx/nvptx.md (sincossf3): New pattern.
3822 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3824 * calls.c (maybe_complain_about_tail_call): New function.
3825 (initialize_argument_information): Call
3826 maybe_complain_about_tail_call when clearing *may_tailcall.
3827 (can_implement_as_sibling_call_p): Call
3828 maybe_complain_about_tail_call when returning false.
3829 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3830 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3831 if tail-call optimization fails.
3832 * cfgexpand.c (expand_call_stmt): Initialize
3833 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3834 * gimple-pretty-print.c (dump_gimple_call): Dump
3835 gimple_call_must_tail_p.
3836 * gimple.c (gimple_build_call_from_tree): Call
3837 gimple_call_set_must_tail with the value of
3838 CALL_EXPR_MUST_TAIL_CALL.
3839 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3840 (gimple_call_set_must_tail): New function.
3841 (gimple_call_must_tail_p): New function.
3842 * print-tree.c (print_node): Update printing of TREE_STATIC
3843 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3844 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3845 trailing comment listing applicable flags.
3846 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3848 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3850 * calls.c (expand_call): Move "Rest of purposes for tail call
3851 optimizations to fail" to...
3852 (can_implement_as_sibling_call_p): ...this new function, and
3853 split into multiple "if" statements.
3855 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3857 * cfgloop.h (expected_loop_iterations_unbounded,
3858 expected_loop_iterations): Unconstify.
3859 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3860 profile with known upper bound; return 3 when profile is absent.
3861 (expected_loop_iterations): Update.
3863 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3865 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3866 and get_max_loop_iterations_int.
3868 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3870 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3871 realistic upper bounds here.
3873 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3876 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3877 calls if the LHS is variable length or has addressable type.
3878 If targets[0]->decl is a noreturn call with void return type and
3879 zero arguments, adjust fntype and remove lhs in that case.
3881 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3883 PR tree-optimization/71079
3884 PR tree-optimization/71206
3885 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3887 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3889 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3890 (get_vec_alignment_for_array_decl): Likewise.
3891 (get_vec_alignment_for_record_decl): Likewise.
3892 (increase_alignment::execute): Move code to find alignment to
3893 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3894 (type_align_map): New hash_map.
3896 2016-05-20 Richard Guenther <rguenther@suse.de>
3898 PR tree-optimization/29756
3899 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3900 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3901 * fold-const.c (operand_equal_p): Likewise.
3902 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3903 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3904 * tree-inline.c (estimate_operator_cost): Likewise.
3905 * tree-pretty-print.c (dump_generic_node): Likewise.
3906 * tree-ssa-operands.c (get_expr_operands): Likewise.
3907 * cfgexpand.c (expand_debug_expr): Likewise.
3908 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3909 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3910 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3911 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3912 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3913 (execute_update_addresses_taken): Do it.
3915 2016-05-20 Richard Biener <rguenther@suse.de>
3917 PR tree-optimization/71185
3918 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3919 register operations.
3921 2016-05-20 Richard Biener <rguenther@suse.de>
3923 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3924 gimple_seq_add_seq_without_update.
3925 (release_bb_predicate): Assert we have no operands to free.
3926 (if_convertible_loop_p_1): Calculate post dominators later.
3927 Do not free BB predicates here.
3928 (combine_blocks): Do not recompute BB predicates.
3929 (version_loop_for_if_conversion): Save BB predicates around
3932 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3934 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3935 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3936 code. Ignore sibcalls on EDGE_IGNORE edges.
3937 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3938 on edges for sibcalls that run without prologue. The rest of the
3939 function is combined from...
3940 (fix_fake_fallthrough_edge): ... this, and ...
3941 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3942 function argument, make it a local variable.
3944 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3946 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3947 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3948 for 32-bit mode and SEH for 64-bit.
3949 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3950 TARGET_64BIT_DEFAULT.
3952 2016-05-19 Ryan Burn <contact@rnburn.com>
3954 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3955 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3957 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3959 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3960 force pending loads from memory.
3962 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3964 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3965 (UNSPEC_DARN_32): New unspec constant.
3966 (UNSPEC_DARN_RAW): New unspec constant.
3967 (darn_32): New instruction.
3968 (darn_raw): New instruction.
3969 (darn): New instruction.
3970 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3971 support and documentation for this macro.
3972 (BU_P9_MISC_1): New macro definition.
3973 (BU_P9_64BIT_MISC_0): New macro definition.
3974 (BU_P9_MISC_0): New macro definition.
3975 (darn_32): New builtin definition.
3976 (darn_raw): New builtin definition.
3977 (darn): New builtin definition.
3978 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3979 RS6000_BUILTIN_0 directives to surround each occurrence of
3980 #include "rs6000-builtin.def".
3981 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3982 RS6000_BTM_64BIT flags to the returned mask, depending on
3984 (def_builtin): Correct an error in the assignments made to the
3985 debugging variable attr_string.
3986 (rs6000_expand_builtin): Add support for no-operand built-in
3988 (builtin_function_type): Remove fatal_error assertion that is no
3990 (rs6000_common_init_builtins): Add support for no-operand built-in
3992 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3994 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3996 (RS6000_BTM_64BIT): New macro definition.
3997 * doc/extend.texi: Document __builtin_darn (void),
3998 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4001 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4003 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4004 max_loop_iterations_int.
4006 2016-05-19 Marek Polacek <polacek@redhat.com>
4008 PR tree-optimization/71031
4009 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4010 condition and adjust the code a bit.
4012 2016-05-19 Martin Liska <mliska@suse.cz>
4014 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4015 auto_vec instead of vec.
4017 2016-05-19 Martin Liska <mliska@suse.cz>
4019 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4021 2016-05-19 Martin Liska <mliska@suse.cz>
4023 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4025 2016-05-19 Martin Liska <mliska@suse.cz>
4027 * ipa-pure-const.c (set_function_state): Remove an existing
4029 (remove_node_data): Do not free it as it's released
4030 in set_function_state.
4032 2016-05-19 Martin Liska <mliska@suse.cz>
4034 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4037 2016-05-19 Martin Liska <mliska@suse.cz>
4039 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4041 2016-05-19 Martin Liska <mliska@suse.cz>
4043 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4044 an auto_vec instead of re-creating it.
4046 2016-05-19 Martin Liska <mliska@suse.cz>
4048 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4049 auto_vec instead of vec.
4051 2016-05-19 Martin Liska <mliska@suse.cz>
4053 * lto-section-in.c (lto_get_section_data): Call
4054 lto_check_version with additional argument.
4055 * lto-streamer.c (lto_check_version): Add new argument.
4056 * lto-streamer.h (lto_check_version): Likewise.
4058 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4060 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4061 Don't add cost of inner memory when handling sign-extended loads.
4063 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4065 PR rtl-optimization/71148
4066 * cse.c (cse_main): Free dominance info.
4067 (rest_of_handle_cse): Don't free dominance info.
4068 (rest_of_handle_cse2): Likewise.
4069 (rest_of_handle_cse_after_global_opts): Likewise.
4071 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4074 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4075 NULL_TREE early if NEON is not available. Remove now redundant check
4076 in ARM_CHECK_BUILTIN_MODE.
4078 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4081 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4082 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4083 * doc/cpp.texi: Document new macros.
4085 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4087 PR tree-optimization/69848
4088 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4089 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4091 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4093 * function.c (thread_prologue_and_epilogue_insn): Move the
4094 "goto epilogue_done" one block later.
4096 2016-05-19 Richard Biener <rguenther@suse.de>
4098 PR tree-optimization/70729
4099 * passes.def: Move LIM pass before PRE. Remove no longer
4100 required copyprop and move first DCE out of the loop pipeline.
4102 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4105 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4106 (OBJS-libcommon-target): ...here.
4107 * opts-common.c: Include spellcheck.h.
4108 (cmdline_handle_error): Build a vec of valid options and use it
4109 to suggest provide hints for misspelled arguments.
4111 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4114 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4115 lhs if it has TREE_ADDRESSABLE type.
4117 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4120 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4121 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4123 2016-05-18 Martin Jambor <mjambor@suse.cz>
4126 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4127 input for NOP_EXPR pass-through functions.
4128 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4129 aggregate global constant VAR_DECLs in constant jump functions.
4131 2016-05-18 Martin Jambor <mjambor@suse.cz>
4134 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4135 from TREE_READONLY parameters.
4137 2016-05-18 Martin Jambor <mjambor@suse.cz>
4140 * cgraph.h (cgraph_indirect_call_info): New field
4141 guaranteed_unmodified.
4142 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4143 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4145 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4146 pass the parameter value to ipa_find_agg_cst_for_param.
4147 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4148 guaranteed_unmodified, store AA results there instead of bailing out
4150 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4151 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4152 (find_constructor_constant_at_offset): New function.
4153 (ipa_find_agg_cst_from_init): Likewise.
4154 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4155 static initializers of contants, report back through a new paameter
4156 from_global_constant if that was the case.
4157 (try_make_edge_direct_simple_call): Also pass parameter value to
4158 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4160 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4161 (ipa_read_indirect_edge_info): Likewise.
4162 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4163 (ipa_load_from_parm_agg): Likewise.
4165 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4167 PR rtl-optimization/71150
4168 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4171 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4174 * config/rs6000/constraints.md (wE constraint): New constraint
4175 for a vector constant that can be loaded with XXSPLTIB.
4176 (wM constraint): New constraint for a vector constant of a 1's.
4177 (wS constraint): New constraint for a vector constant that can be
4178 loaded with XXSPLTIB and a vector sign extend instruction.
4179 * config/rs6000/predicates.md (xxspltib_constant_split): New
4180 predicates for wE/wS constraints.
4181 (xxspltib_constant_nosplit): Likewise.
4182 (easy_vector_constant): Add support for constants that can be
4183 loaded via XXSPLTIB.
4184 (all_ones_constant): New predicate for vector constant with all
4186 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4187 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4188 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4189 instruction and possibly with a sign extension.
4190 (output_vec_const_move): Add support for XXSPLTIB. If we are
4191 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4192 instead of XXLXOR/XXLORC.
4193 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4195 (rs6000_legitimize_reload_address): Likewise.
4196 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4198 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4199 combine VSX_M and VSX_M2 into one iterator.
4201 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4202 (VSINT_842): Likewise.
4203 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4204 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4205 XXSPLTIB instruction.
4206 (xxspltib_<mode>_nosplit): Likewise.
4207 (xxspltib_<mode>_split): New insn to load up constants with
4208 XXSPLTIB and a sign extend instruction.
4209 (vsx_mov<mode>): Replace single move that handled all vector types
4210 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4211 moves (when -mvsx-timode is in effect) into the main vector
4212 moves. Eliminate separate moves for <VSr> <VSa>, where the
4213 preferred register class (<VSr>) is listed first, and the
4214 secondary register class (<VSa>) is listed second with a '?' to
4215 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4216 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4217 that if the register was involved in a slow operation, the
4218 clear/set operation does not wait for the slow operation to
4219 finish. Adjust the length attributes for 32-bit mode. Use
4220 rs6000_output_move_128bit and drop the use of the string
4221 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4222 spacing so that the alternatives and attributes don't generate
4223 long lines, and put things in columns, so that it is easier to
4224 match up the operands and attributes with the insn alternatives.
4225 (vsx_mov<mode>_64bit): Likewise.
4226 (vsx_mov<mode>_32bit): Likewise.
4227 (vsx_movti_64bit): Fold movti into normal vector moves.
4228 (vsx_movti_32bit): Likewise.
4229 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4231 (vsx_splat_v4si_internal): Likewise.
4232 (vsx_splat_v4sf_internal): Likewise.
4233 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4234 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4235 extend vector elements.
4236 (vsx_sign_extend_hi_<mode>): Likewise.
4237 (vsx_sign_extend_si_v2di): Likewise.
4238 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4240 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4241 constraints. Add trailing period to wL documentation.
4243 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4246 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4247 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4248 * tree-call-cdce.c: Include tree-dfa.h.
4249 (can_guard_call_p): New function, extracted from...
4250 (can_use_internal_fn): ...here.
4251 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4253 (shrink_wrap_one_built_in_call): Likewise.
4254 (use_internal_fn): Likewise.
4255 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4256 and return void. Call replace_abnormal_ssa_names.
4257 (pass_call_cdce::execute): Check can_guard_call_p during the
4258 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4259 will always change something.
4261 2016-05-18 Martin Jambor <mjambor@suse.cz>
4264 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4265 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4267 2016-05-18 Martin Jambor <mjambor@suse.cz>
4270 * ipa-inline.h (condition): New field size.
4271 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4272 for comaprison and store it into the new condition.
4273 (evaluate_conditions_for_known_args): Use condition size to check
4274 access sizes for all but CHANGED conditions.
4275 (unmodified_parm_1): New parameter size_p, store access size into it.
4276 (unmodified_parm): Likewise.
4277 (unmodified_parm_or_parm_agg_item): Likewise.
4278 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4279 (set_cond_stmt_execution_predicate): Extract access sizes and store
4281 (set_switch_stmt_execution_predicate): Likewise.
4282 (will_be_nonconstant_expr_predicate): Likewise.
4283 (will_be_nonconstant_predicate): Likewise.
4284 (inline_read_section): Stream condition size.
4285 (inline_write_summary): Likewise.
4287 2016-05-18 Richard Biener <rguenther@suse.de>
4289 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4290 condition cost to PHI cost instead of total_cost.
4292 2016-05-18 Martin Liska <mliska@suse.cz>
4295 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4298 2016-05-18 Richard Biener <rguenther@suse.de>
4300 * lto-streamer.h (LTO_major_version): Bump to 6.
4302 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4304 * function.c (make_split_prologue_seq, make_prologue_seq,
4305 make_epilogue_seq): New functions, factored out from...
4306 (thread_prologue_and_epilogue_insns): Here.
4308 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4310 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4311 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4312 of before. Add a comment.
4314 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4316 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4317 expression pointer, not pointer to the pointer.
4319 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4321 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4322 (avx2_pbroadcast<mode>): Add another alternative with v instead
4323 of x constraints in it, using <pbroadcast_evex_isa> isa.
4324 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4326 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4327 constraint x instead of v in second alternative, add avx512bw
4330 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4331 constraint x instead of v in second alternative, add avx512bw
4334 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4335 constraint x instead of v in second alternative, add avx512bw
4338 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4339 avx512bw alternative.
4341 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4343 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4345 (define_insn "*andnottf3"): Ditto.
4346 (define_insn "*<code><mode>3"/any_logic): Ditto.
4347 (define_insn "*<code>tf3"/any_logic): Ditto.
4348 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4349 operand to block AVX-512VL insn variant emit when it is not enabled.
4351 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4353 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4354 constraint fot SF mode.
4356 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4357 Kirill Yukhin <kirill.yukhin@intel.com>
4359 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4361 (define_insn "rsqrt14<mode>"): Ditto.
4362 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4363 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4364 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4365 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4366 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4368 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4369 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4370 * config/i386/i386.c (ix86_print_operand): Expand check for size
4371 override codes for Intel syntax.
4373 2016-05-18 Richard Biener <rguenther@suse.de>
4375 PR tree-optimization/71168
4376 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4377 initialization earlier.
4379 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4381 * config/aarch64/aarch64-simd.md
4382 (aarch64_reduc_plus_internal<mode>): Rename to...
4383 (reduc_plus_scal): ...This, and remove previous implementation.
4385 2016-05-18 Richard Biener <rguenther@suse.de>
4387 * passes.def: Put late dse and cd_dce in canonical order.
4389 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4391 * ipa-inline-transform.c (preserve_function_body_p): Look for
4392 first non-thunk clone.
4393 (save_function_body): Save into first non-thunk.
4394 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4396 (lto_output_node): Inline thunks don't need body in every
4398 * lto-streamer-in.c: Do not fixup thunk clones.
4399 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4401 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4404 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4407 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4408 (reassociate_bb): Call transform_add_to_multiply.
4410 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4412 * config/aarch64/aarch64.c (all_extensions): Removed unused
4415 2016-05-17 Nathan Sidwell <nathan@acm.org>
4417 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4418 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4420 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4422 PR tree-optimization/54579
4424 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4426 2016-05-17 Marek Polacek <polacek@redhat.com>
4429 * tree-inline.c (expand_call_inline): Call
4430 maybe_remove_unused_call_args.
4432 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4434 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4435 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4436 * doc/md.texi (fmin@var{m}3): Likewise.
4438 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4440 * match.pd (X & C): New transformation.
4442 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4444 * match.pd (~X & Y): New transformation.
4446 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4448 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4449 information for new SSA_NAME.
4450 (simplify_conversion_using_ranges): Get range through get_range_info
4451 instead of get_value_range.
4453 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4455 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4456 Remove inline assembly.
4457 (vmvn_s16): Likewise.
4458 (vmvn_s32): Likewise.
4459 (vmvn_u8): Likewise.
4460 (vmvn_u16): Likewise.
4461 (vmvn_u32): Likewise.
4462 (vmvnq_s8): Likewise.
4463 (vmvnq_s16): Likewise.
4464 (vmvnq_s32): Likewise.
4465 (vmvnq_u8): Likewise.
4466 (vmvnq_u16): Likewise.
4467 (vmvnq_u32): Likewise.
4468 (vmvn_p8): Likewise.
4469 (vmvnq_p16): Likewise.
4471 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4473 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4475 (vmul_n_s16): Likewise.
4476 (vmul_n_s32): Likewise.
4477 (vmul_n_u16): Likewise.
4478 (vmul_n_u32): Likewise.
4479 (vmulq_n_f32): Likewise.
4480 (vmulq_n_f64): Likewise.
4481 (vmulq_n_s16): Likewise.
4482 (vmulq_n_s32): Likewise.
4483 (vmulq_n_u16): Likewise.
4484 (vmulq_n_u32): Likewise.
4486 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4488 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4489 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4491 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4493 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4494 to *aarch64_fma4_elt_from_dup<mode>.
4495 (*aarch64_fnma4_elt_to_128df): Rename to
4496 *aarch64_fnma4_elt_from_dup<mode>.
4497 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4498 (vfms_n_f32): Likewise.
4499 (vfms_n_f64): Likewise.
4500 (vfmsq_n_f32): Likewise.
4501 (vfmsq_n_f64): Likewise.
4503 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4505 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4507 2016-05-17 Richard Biener <rguenther@suse.de>
4509 PR tree-optimization/71132
4510 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4511 Only add control dependences for blocks in the loop.
4512 (build_rdg): Adjust.
4513 (generate_code_for_partition): Return whether loop should
4514 be destroyed and delay that.
4515 (distribute_loop): Likewise.
4516 (pass_loop_distribution::execute): Record loops to be destroyed
4517 and perform delayed destroying of loops.
4519 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4522 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4524 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4526 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4528 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4531 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4532 insertion point for instructions generated by validize_mem.
4534 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4536 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4539 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4541 * config/aarch64/aarch64.c
4542 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4543 rather than a macro.
4545 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4547 * doc/invoke.texi (AArch64 Options): Various updates.
4549 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4551 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4552 into instrumentation thunks.
4553 * cif-code.def (CIF_CHKP): New.
4555 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4557 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4559 2016-05-16 Martin Jambor <mjambor@suse.cz>
4561 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4562 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4564 2016-05-16 Marek Polacek <polacek@redhat.com>
4566 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4569 2016-05-16 Martin Jambor <mjambor@suse.cz>
4572 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4573 the outlined kernel function.
4575 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4577 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4578 (ISA_HAS_DLSA): Ditto.
4580 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4582 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4584 2016-05-16 Nathan Sidwell <nathan@acm.org>
4586 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4587 (nvptx_name_replacement): Restore. Add comment.
4588 (write_fn_proto, write_fn_proto_from_insn,
4589 nvptx_output_call_insn): Restore
4590 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4592 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4594 * config/aarch64/aarch64.md
4595 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4596 (add<mode>3_compareC_imm): Likewise.
4597 (<optab>si3_uxtw): Split into register and immediate variants.
4598 (andsi3_compare0_uxtw): Likewise.
4599 (and<mode>3_compare0): Likewise.
4600 (and<mode>3nr_compare0): Likewise.
4601 (stack_protect_test_<mode>): Don't use %x for memory operands.
4603 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4605 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4607 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4609 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4610 Split integer shifts into shift_reg and bfm.
4611 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4612 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4613 (ror<mode>3_insn): Likewise.
4614 (<optab>si3_insn_uxtw): Likewise.
4615 (<optab><mode>3_insn): Change to rotate_imm.
4616 (extr<mode>5_insn_alt): Likewise.
4617 (extrsi5_insn_uxtw): Likewise.
4618 (extrsi5_insn_uxtw_alt): Likewise.
4620 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4622 * doc/tm.texi: Regenerate.
4623 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4624 (TARGET_INVALID_RETURN_TYPE): Remove.
4625 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4626 TARGET_INVALID_RETURN_TYPE.
4627 * target.def (invalid_parameter_type): Remove.
4628 (invalid_return_type): Remove.
4630 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4632 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4633 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4635 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4637 (preserve_function_body_p): No need to preserve function body
4638 * cif-codes.def (CIF_THUNK): Remove.
4639 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4641 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4643 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4645 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4647 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4650 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4652 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4653 (inline_small_functions): Do not look for function symbol when
4656 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4658 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4661 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4662 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4663 Jiong Wang <jiong.wang@arm.com>
4665 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4666 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4667 Define __ARM_FP16_ARGS when appropriate.
4668 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4670 (arm_invalid_return_type): Likewise.
4671 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4672 (TARGET_INVALID_RETURN_TYPE): Remove.
4673 (aapcs_vfp_sub_candidate): Allow HFmode.
4674 (aapcs_vfp_allocate): Add comment. Support HFmode.
4675 (aapcs_vfp_allocate_return_reg): Likewise.
4676 (struct aapcs_cp_arg_layout): Slightly reword comments for
4677 is_return_candidate and allocate_return_reg.
4678 (output_mov_vfp): Update assert.
4679 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4681 (arm_invalid_parameter_type): Remove.
4682 (amr_invalid_return_type): Remove.
4683 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4684 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4685 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4687 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4689 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4690 * config/aarch64/arch64-protos.h
4691 (aarch64_legitimize_reload_address): Remove.
4692 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4695 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4697 * configure.ac: Add ACX_NONCANONICAL_HOST.
4698 * configure: Regenerate.
4699 * Makefile.in: Set host_noncanonical.
4701 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4704 * config/i386/i386.md (*movtf_internal): Before register allocation,
4705 do not allow FP constants for CM_MEDIUM memory model, allow only
4706 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4707 (*movxf_internal): Ditto.
4708 (*movdf_internal): Ditto.
4709 (*movsf_internal): Ditto.
4711 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4713 PR rtl-optimization/67483
4714 * combine.c (make_compound_operation): Don't call extract_left_shift
4715 with negative shift amounts.
4717 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4720 * fold-const.c (fold_checksum_tree): Allow modification
4721 of TYPE_ALIAS_SET during folding.
4723 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4724 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4725 (ix86_split_to_parts): Likewise. Fix up formatting.
4727 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4729 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4730 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4733 2016-05-13 Nathan Sidwell <nathan@acm.org>
4735 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4736 (nvptx_name_replacement): Delete.
4737 (write_fn_proto, write_fn_proto_from_insn,
4738 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4739 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4740 * langhooks.c (add_builtin_funcction_common): Call
4741 targetm.mangle_decl_assembler_name.
4743 * config/nvptx/nvptx.c (write_fn_proto): Handle
4744 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4746 2016-05-13 Martin Liska <mliska@suse.cz>
4748 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4749 and PRIu64 in printf format.
4751 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4753 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4756 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4758 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4759 Change --param max-completely-peeled-times to
4760 --param max-completely-peel-times in dump file printing.
4762 2016-05-13 Richard Biener <rguenther@suse.de>
4764 PR tree-optimization/42587
4765 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4766 (find_bswap_or_nop_1): Likewise.
4767 (bswap_replace): Likewise.
4769 2016-05-13 Martin Liska <mliska@suse.cz>
4771 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4772 Initialize a variable with default value.
4774 2016-05-13 Martin Liska <mliska@suse.cz>
4776 * doc/invoke.texi: Enhance explanation of error recovery
4779 2016-05-13 Martin Liska <mliska@suse.cz>
4781 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4782 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4783 (iv_inv_expr_ent *).
4784 (struct iv_inv_expr_ent): Comment struct fields.
4785 (sort_iv_inv_expr_ent): New function.
4786 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4787 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4788 a hash_map between iv_inv_expr_ent and number of usages.
4789 (niter_for_exit): Fix coding style.
4790 (tree_ssa_iv_optimize_init): Use renamed variable.
4791 (determine_base_object): Fix coding style.
4792 (alloc_iv): Likewise.
4793 (find_interesting_uses_outside): Likewise.
4794 (add_candidate_1): Likewise.
4795 (add_standard_iv_candidates): Likewise.
4796 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4797 (prepare_decl_rtl): Fix coding style.
4798 (get_address_cost): Likewise.
4799 (get_shiftadd_cost): Likewise.
4800 (force_expr_to_var_cost): Likewise.
4801 (compare_aff_trees): Likewise.
4802 (get_expr_id): Restructure the function.
4803 (get_loop_invariant_expr_id): Renamed to
4804 get_loop_invariant_expr.
4805 (get_computation_cost_at): Replace usage of inv_expr_id with
4807 (get_computation_cost): Likewise.
4808 (determine_group_iv_cost_generic): Likewise.
4809 (determine_group_iv_cost_address): Likewise.
4810 (iv_period): Fix coding style.
4811 (iv_elimination_compare_lt): Likewise.
4812 (may_eliminate_iv): Likewise.
4813 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4815 (determine_group_iv_costs): Dump invariant expressions.
4816 (iv_ca_recount_cost): Use the newly added hash_map.
4817 (iv_ca_set_remove_invariants): Fix coding style.
4818 (iv_ca_set_add_invariants): Fix coding style.
4819 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4821 (iv_ca_set_cp): Likewise.
4822 (iv_ca_new): Initialize the newly added hash_map and remove
4823 initialization of fields.
4824 (iv_ca_free): Delete the hash_map.
4825 (iv_ca_dump): Dump invariant expressions.
4826 (iv_ca_extend): Fix coding style.
4827 (try_add_cand_for): Likewise.
4828 (create_new_ivs): Dump information about # of avg iterations and
4829 # of used invariant expressions.
4830 (rewrite_use_compare): Fix coding style.
4831 (free_loop_data): Set default value for max_inv_expr_id.
4833 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4835 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4836 returned value cse_cfg_altered computation.
4837 (rest_of_handle_cse2): Likewise.
4838 (rest_of_handle_cse_after_global_opts): Likewise.
4840 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4843 * config/arm/arm.c (arm32_output_mi_thunk): New.
4844 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4845 to split Thumb1 vs TARGET_32BIT functionality.
4846 (arm_thumb1_mi_thunk): New.
4848 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4850 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4853 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4856 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4858 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4860 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4861 (expand_builtin_trap): Emit a regular call.
4862 (set_builtin_user_assembler_name): Remove obsolete cases.
4863 * dse.c (scan_insn): Adjust.
4864 * except.c: Include calls.h.
4865 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4866 emit a regular call to setjmp.
4867 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4868 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4869 (emit_block_move_via_libcall): Delete.
4870 (block_move_fn): Delete.
4871 (init_block_move_fn): Likewise.
4872 (emit_block_move_libcall_fn): Likewise.
4873 (emit_block_op_via_libcall): New function.
4874 (set_storage_via_libcall): Tidy up and use memset builtin.
4875 (block_clear_fn): Delete.
4876 (init_block_clear_fn): Likewise.
4877 (clear_storage_libcall_fn): Likewise.
4878 (expand_assignment): Call emit_block_move_via_libcall.
4879 Do not include gt-expr.h.
4880 * expr.h (emit_block_op_via_libcall): Declare.
4881 (emit_block_copy_via_libcall): New inline function.
4882 (emit_block_move_via_libcall): Likewise.
4883 (emit_block_comp_via_libcall): Likewise.
4884 (block_clear_fn): Delete.
4885 (init_block_move_fn): Likewise.
4886 (init_block_clear_fn): Likewise.
4887 (emit_block_move_via_libcall): Likewise.
4888 (set_storage_via_libcall): Add default parameter value.
4889 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4890 (abort_libfunc): Delete.
4891 (memcpy_libfunc): Likewise.
4892 (memmove_libfunc): Likewise.
4893 (memcmp_libfunc): Likewise.
4894 (memset_libfunc): Likewise.
4895 (setbits_libfunc): Likewise.
4896 (setjmp_libfunc): Likewise.
4897 (longjmp_libfunc): Likewise.
4898 (profile_function_entry_libfunc): Likewise.
4899 (profile_function_exit_libfunc): Likewise.
4900 (gcov_flush_libfunc): Likewise.
4901 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4902 and DECL_VISIBILITY on the declaration.
4903 (init_optabs): Do not initialize obsolete libfuncs.
4904 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4905 * tree-core.h (ECF_RET1): Define.
4906 (ECF_TM_PURE): Adjust.
4907 (ECF_TM_BUILTIN): Likewise.
4908 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4909 (build_common_builtin_nodes): Initialize abort builtin.
4910 Add ECF_RET1 on memcpy, memmove and memset builtins.
4911 Pass final flags for alloca and alloca_with_align builtins.
4912 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4914 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4915 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4916 set_storage_via_libcall and call emit_block_copy_via_libcall.
4918 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4920 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4921 DImode before it is passed to ix86_output_call_operand.
4922 (*call_value_got_x32): Ditto for operand 1.
4924 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4926 PR rtl-optimization/70904
4927 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4928 reload for wide mode.
4930 2016-05-12 Marek Polacek <polacek@redhat.com>
4933 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4934 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4935 * langhooks.h (incomplete_type_error): Likewise.
4936 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4937 parameter, pass it down to incomplete_type_error.
4938 * tree.h (size_in_bytes): New inline overload.
4939 (size_in_bytes_loc): Renamed from size_in_bytes.
4941 2016-05-12 Richard Biener <rguenther@suse.de>
4943 PR tree-optimization/71059
4944 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4945 nary before looking up or entering the expression into the VN
4947 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4948 Make sure to re-use NARYs without result as inserted by
4951 2016-05-12 Richard Biener <rguenther@suse.de>
4953 PR tree-optimization/71062
4954 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4956 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4957 vars_contains_restrict if the var is a restrict tag.
4958 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4959 do not disambiguate pointers against it.
4960 (dump_points_to_solution): Re-structure and adjust for new
4961 vars_contains_restrict flag.
4962 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4964 2016-05-12 Martin Liska <mliska@suse.cz>
4966 * doc/invoke.texi: Explain connection between
4967 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4969 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4971 PR tree-optimization/71006
4972 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4973 consider COND_EXPR as a mask producer.
4975 2016-05-12 Marek Polacek <polacek@redhat.com>
4978 * opts.c (common_handle_option): Detect missing argument for --help^.
4980 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4983 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4984 when popping the PC and within an interrupt handler routine.
4985 Add missing tab to output of "ldmfd".
4986 (output_return_instruction): Output LDMFD with SP update rather
4987 than POP when returning from interrupt handler.
4989 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4991 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4992 TARGET_64BIT && TARGET_AVX512DQ.
4993 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4994 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4995 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4996 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4997 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4998 (*vec_extractv4si_zext): Add avx512dq alternative.
4999 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5000 use v instead of x constraint in other alternatives where possible.
5002 * config/i386/sse.md (sse2_loadld): Use v instead of x
5003 constraint in alternatives 0,1,4.
5005 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5006 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5007 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5010 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5011 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5012 is not emitted unless TARGET_AVX512BW.
5013 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5014 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5015 for the result operand.
5017 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5018 constraint instead of x in avx alternatives. Use maybe_evex instead
5021 * config/i386/constraints.md (Yv): New constraint.
5022 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5023 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5024 * config/i386/i386.md (avx512fvecmode): New mode attr.
5025 (*pushtf): Use v constraint instead of x.
5026 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5027 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5028 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5029 (*absnegtf2_sse): Likewise.
5030 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5031 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5032 avx512f alternatives.
5033 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5035 2016-05-12 Richard Biener <rguenther@suse.de>
5037 PR tree-optimization/71060
5038 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5039 require exact match of DR_BASE_OBJECT but only matching address and
5042 2016-05-12 Richard Biener <rguenther@suse.de>
5044 PR tree-optimization/70986
5045 * cfganal.c: Include cfgloop.h.
5046 (dfs_find_deadend): Prefer to take edges exiting loops.
5048 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5050 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5051 compile and run time.
5053 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5056 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5058 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5060 * config/i386/i386.c (legitimize_pic_address): Use
5061 copy_to_suggested_reg instead of gen_movsi.
5063 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5065 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5066 the code into quad_address_p and call it to share code with
5067 vsx_quad_dform_memory_operand.
5068 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5070 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5071 bit instead of being a separate word. Split -mpower9-dform into
5072 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5073 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5074 for the register class supporting 128-bit quad word memory offsets.
5075 (mode_supports_vsx_dform_quad): Helper function to return if the
5076 register class uses quad word memory offsets.
5077 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5078 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5079 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5080 instructions are enabled, set up the appropriate addr_masks for
5082 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5083 -mpower9-dform-scalar, instead of -mpower9-dform.
5084 (rs6000_option_override_internal): Split -mpower9-dform into two
5085 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5086 -mpower9-dform switch sets or clears both. If we are not using
5087 the LRA register allocator, do not enable -mpower9-dform-vector by
5088 default. If we are using LRA, enable -mpower9-dform-vector and
5089 -mvsx-timode if it is appropriate. Issue a warning if either
5090 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5092 (quad_address_offset_p): New helper function to return if the
5093 offset is legal for quad word memory instructions.
5094 (quad_address_p): New function to determin if GPR or vector
5095 register quad word memory addresses are legal.
5096 (mem_operand_gpr): Validate quad word address offsets.
5097 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5098 d-form (register + offset) instructions.
5099 (offsettable_ok_by_alignment): Likewise.
5100 (rs6000_legitimate_offset_address_p): Likewise.
5101 (legitimate_lo_sum_address_p): Likewise.
5102 (rs6000_legitimize_address): Likewise.
5103 (rs6000_legitimize_reload_address): Add more debug statements for
5105 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5106 d-form instructions.
5107 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5108 d-form instructions. Distinguish different cases in debug
5109 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5110 d-form instructions.
5111 (rs6000_preferred_reload_class): Likewise.
5112 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5113 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5114 of the ISA 2.06 indexed memory instructions.
5115 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5116 use them to save/restore the saved vector registers instead of
5117 using Altivec instructions.
5118 (rs6000_emit_epilogue): Likewise.
5119 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5120 (rs6000_opt_masks): Split -mpower9-dform into
5121 -mpower9-dform-scalar and -mpower9-dform-vector.
5122 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5124 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5125 ISA 3.0 vector indexed memory instructions, and fold the code into
5126 the normal mov<mode> patterns.
5127 (p9_vecstore_<mode>): Likewise.
5128 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5130 (vsx_movti_64bit): Likewise.
5131 (vsx_movti_32bit): Likewise.
5132 * config/rs6000/constraints.md (wO constraint): New constraint for
5133 ISA 3.0 vector d-form support.
5134 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5135 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5136 include -mpower9-dform-vector until we switch over to LRA.
5137 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5138 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5139 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5140 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5141 for -mpower9-dform and -mlra.
5142 * doc/md.texi (wO constraint): Document wO constraint.
5144 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5146 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5147 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5148 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5149 Move handling of non-insn arguments inline into the sole user:
5150 (output_trans_func): ...here.
5151 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5152 in emitted function prototype.
5153 (output_internal_insn_latency_func): Ditto. Simplify.
5154 (output_internal_maximal_insn_latency_func): Ditto. Delete
5155 always-unused argument.
5156 (output_insn_latency_func): Ditto.
5157 (output_maximal_insn_latency_func): Ditto.
5159 2016-05-11 Richard Biener <rguenther@suse.de>
5161 PR tree-optimization/71055
5162 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5163 sth with precision not equal to access size verify we don't chop
5166 2016-05-11 Richard Biener <rguenther@suse.de>
5169 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5170 (dwarf2out_finish): Move retry_incomplete_types call ...
5171 (dwarf2out_early_finish): ... here.
5173 2016-05-11 Richard Biener <rguenther@suse.de>
5176 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5177 if the langhook insists on it.
5178 * fold-const.c (make_bit_field_ref): Add arg for the original
5179 reference and preserve its alias-set.
5180 (decode_field_reference): Take exp by reference and adjust it
5181 to the original memory reference.
5182 (optimize_bit_field_compare): Adjust callers.
5183 (fold_truth_andor_1): Likewise.
5184 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5186 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5189 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5190 * cfgrtl.c (delete_insn_and_edges): Likewise.
5191 * config/i386/i386.c (convert_scalars_to_vector): Remove
5193 * cse.c (cse_insn): Compute cse_cfg_altered.
5194 (delete_trivially_dead_insns): Likewise.
5195 (cse_cc_succs): Likewise.
5196 (rest_of_handle_cse): Free dominance info if required.
5197 (rest_of_handle_cse2): Likewise.
5198 (rest_of_handle_cse_after_global_opts): Likewise.
5200 2016-05-11 Alan Modra <amodra@gmail.com>
5202 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5203 abi_v4_pass_in_fpr): New functions.
5204 (rs6000_function_arg_boundary): Exclude complex IBM long double
5205 from 64-bit alignment when ABI_V4.
5206 (rs6000_function_arg, rs6000_function_arg_advance_1,
5207 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5209 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5211 PR rtl-optimization/71028
5212 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5213 jump with just a return in the fallthrough block if the branch
5214 block contains just a return as well.
5216 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5218 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5219 * match.pd ((X & Y) ^ Y): ... this.
5220 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5221 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5223 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5225 * read-md.c (require_char_ws): New function.
5226 (read_string): Simplify using require_char_ws.
5227 (handle_constants): Likewise.
5228 (handle_enum): Likewise.
5229 (handle_file): Likewise.
5230 * read-md.h (require_char_ws): New declaration.
5231 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5232 (read_mapping): Likewise.
5233 (read_rtx_code): Likewise.
5234 (read_nested_rtx): Likewise.
5236 2016-05-10 James Norris <jnorris@codesourcery.com>
5238 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5239 if offloading is enabled and -fopenacc or -fopenmp is specified.
5240 (CRTOFFLOADEND): Likewise.
5241 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5242 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5244 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5246 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5247 gotoff_operand code paths. Use copy_to_suggested_regs and
5248 expand_simple_binop where appropriate. Cleanup.
5250 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5253 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5255 (dimode_scalar_chain::vector_const_cost): New.
5256 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5257 (dimode_scalar_chain::convert_op): Likewise.
5258 (dimode_scalar_chain::convert_insn): Likewise.
5260 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5262 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5263 unary operation, not a binary one.
5265 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5268 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5269 calls with type casted fndecl.
5271 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5273 PR tree-optimization/70786
5274 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5275 * calls.c (initialize_argument_information): Bind bounds
5276 with corresponding args passed by reference.
5278 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5281 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5282 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5283 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5286 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5289 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5290 code for a zero scale factor.
5291 (vsx_xvcvdpuxds_scale): Likewise.
5293 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5295 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5296 if show_ruler_p was set on the context.
5297 (layout::show_ruler): New method.
5298 * diagnostic.h (struct diagnostic_context): Add field
5301 2016-05-10 Richard Biener <rguenther@suse.de>
5303 PR tree-optimization/71039
5304 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5305 (chk_uses): New function.
5306 (propagate_with_phi): Verify we can safely replicate the lhs of an
5307 aggregate assignment on all incoming edges.
5309 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5311 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5313 (rx_atomic_sequence): New class.
5314 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5315 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5317 (rx_atomic_sequence::rx_atomic_sequence,
5318 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5319 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5320 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5321 CTRLREG_INTB): New constants.
5322 (FETCHOP): New code iterator.
5323 (fethcop_name, fetchop_name2): New iterator code attributes.
5324 (QIHI): New mode iterator.
5325 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5326 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5327 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5329 2016-05-10 Martin Liska <mliska@suse.cz>
5331 * tree-inline.c (remap_dependence_clique): Do not remap
5332 debugging statements.
5334 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5336 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5337 ("*fixuns_truncdfdi2_z13")
5338 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5339 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5340 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5342 2016-05-10 Richard Biener <rguenther@suse.de>
5344 PR tree-optimization/70497
5345 PR tree-optimization/28367
5346 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5348 (visit_reference_op_load): ... here.
5349 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5350 with simplified BIT_FIELD_REFs.
5351 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5352 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5355 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5357 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5358 documentation comment. For BLOCK nodes, add a
5359 DW_AT_abstract_origin attribute that points to the DIE generated
5360 for the origin BLOCK.
5361 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5362 blocks from inlined functions.
5364 2016-05-10 Alan Modra <amodra@gmail.com>
5367 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5368 regrename modifying insns saving lr before __morestack call.
5369 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5370 insns restoring lr after __morestack call.
5372 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5374 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5375 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5377 * config/i386/sse.md (vec_interleave_high<mode>,
5378 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5379 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5381 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5383 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5384 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5385 parallel reassociation for power8 and forward.
5387 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5389 * config/i386/i386.md (absneg splitters with general regs): Use
5390 general_reg_operand predicate.
5391 (btsq peephole2): Use x86_64_immediate_operand to check if new
5392 value is suitable for immediate operand. Generate emitted insn
5393 using RTL expressions.
5394 (btcq peephole2): Ditto.
5395 (btrq peephole2): Ditto. Generate correct immediate operand
5398 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5400 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5403 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5405 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5406 pointer dereference.
5408 2016-05-09 Richard Biener <rguenther@suse.de>
5410 PR tree-optimization/70985
5411 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5412 op0 isn't a gimple register.
5414 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5416 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5417 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5418 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5419 (i6400_fpu_mult): New cpu units.
5420 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5421 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5422 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5423 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5424 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5425 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5426 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5427 (i6400_msa_long_float4, i6400_msa_long_float5)
5428 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5429 (i6400_msa_fdiv_sf): New reservations.
5430 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5431 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5432 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5433 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5434 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5435 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5436 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5437 (msa_short_store4, msa_long_load, msa_short_store)
5438 (msa_long_logic, msa_long_float2, msa_long_float4)
5439 (msa_long_float5, msa_long_float8, msa_long_mult)
5440 (msa_long_fdiv, msa_long_div): New reservations.
5442 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5443 Sameera Deshpande <sameera.deshpande@imgtec.com>
5444 Matthew Fortune <matthew.fortune@imgtec.com>
5445 Graham Stott <graham.stott@imgtec.com>
5446 Chao-ying Fu <chao-ying.fu@imgtec.com>
5448 * config.gcc: Add MSA header file for mips*-*-* target.
5449 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5450 (Ubv8i, Urv8): New constraints.
5451 * config/mips/mips-ftypes.def: Add function types for MSA
5453 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5454 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5455 * config/mips/mips-msa.md: New file.
5456 * config/mips/mips-protos.h
5457 (mips_split_128bit_const_insns): New prototype.
5458 (mips_msa_idiv_insns): Likewise.
5459 (mips_split_128bit_move): Likewise.
5460 (mips_split_128bit_move_p): Likewise.
5461 (mips_split_msa_copy_d): Likewise.
5462 (mips_split_msa_insert_d): Likewise.
5463 (mips_split_msa_fill_d): Likewise.
5464 (mips_expand_msa_branch): Likewise.
5465 (mips_const_vector_same_val_p): Likewise.
5466 (mips_const_vector_same_bytes_p): Likewise.
5467 (mips_const_vector_same_int_p): Likewise.
5468 (mips_const_vector_shuffle_set_p): Likewise.
5469 (mips_const_vector_bitimm_set_p): Likewise.
5470 (mips_const_vector_bitimm_clr_p): Likewise.
5471 (mips_msa_vec_parallel_const_half): Likewise.
5472 (mips_msa_output_division): Likewise.
5473 (mips_ldst_scaled_shift): Likewise.
5474 (mips_expand_vec_cond_expr): Likewise.
5475 * config/mips/mips.c (enum mips_builtin_type): Add
5476 MIPS_BUILTIN_MSA_TEST_BRANCH.
5477 (mips_gen_const_int_vector_shuffle): New prototype.
5478 (mips_const_vector_bitimm_set_p): New function.
5479 (mips_const_vector_bitimm_clr_p): Likewise.
5480 (mips_const_vector_same_val_p): Likewise.
5481 (mips_const_vector_same_bytes_p): Likewise.
5482 (mips_const_vector_same_int_p): Likewise.
5483 (mips_const_vector_shuffle_set_p): Likewise.
5484 (mips_symbol_insns): Forbid loading symbols via immediate for
5486 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5488 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5490 (mips_lx_address_p): Add support load indexed address for MSA.
5491 (mips_address_insns): Add calculation of instructions needed for
5492 stores and loads for MSA.
5493 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5494 CONST_VECTOR for MSA and let it fall through.
5495 (mips_ldst_scaled_shift): New function.
5496 (mips_subword_at_byte): Likewise.
5497 (mips_msa_idiv_insns): Likewise.
5498 (mips_legitimize_move): Validate MSA moves.
5499 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5500 calculation of costs for MSA division.
5501 (mips_split_move_p): Check if MSA moves need splitting.
5502 (mips_split_move): Split MSA moves if necessary.
5503 (mips_split_128bit_move_p): New function.
5504 (mips_split_128bit_move): Likewise.
5505 (mips_split_msa_copy_d): Likewise.
5506 (mips_split_msa_insert_d): Likewise.
5507 (mips_split_msa_fill_d): Likewise.
5508 (mips_output_move): Handle MSA moves.
5509 (mips_expand_msa_branch): New function.
5510 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5511 Reinstate 'y' modifier.
5512 (mips_file_start): Add MSA .gnu_attribute.
5513 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5515 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5516 (mips_class_max_nregs): Add register size for MSA supported mode.
5517 (mips_cannot_change_mode_class): Allow conversion between MSA
5518 vector modes and TImode.
5519 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5521 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5522 (mips_preferred_simd_mode): Add preffered modes for MSA.
5523 (mips_vector_mode_supported_p): Add MSA supported modes.
5524 (mips_autovectorize_vector_sizes): New function.
5525 (mips_msa_output_division): Likewise.
5526 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5527 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5528 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5529 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5530 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5531 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5532 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5533 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5534 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5535 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5536 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5537 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5538 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5539 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5540 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5541 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5542 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5543 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5544 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5545 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5546 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5547 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5548 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5549 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5550 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5551 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5552 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5553 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5554 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5555 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5556 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5557 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5558 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5559 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5560 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5561 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5562 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5563 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5564 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5565 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5566 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5567 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5568 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5569 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5570 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5571 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5572 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5573 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5574 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5575 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5576 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5577 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5578 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5579 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5580 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5581 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5582 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5583 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5584 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5585 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5586 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5587 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5588 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5589 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5590 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5591 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5592 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5593 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5594 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5595 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5596 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5597 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5598 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5599 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5600 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5601 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5602 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5603 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5604 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5605 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5606 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5607 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5608 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5609 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5610 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5611 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5612 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5613 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5614 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5615 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5616 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5617 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5618 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5619 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5620 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5621 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5622 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5623 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5624 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5625 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5626 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5627 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5628 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5629 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5630 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5631 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5632 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5633 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5634 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5635 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5636 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5637 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5638 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5639 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5640 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5641 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5642 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5643 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5644 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5645 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5646 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5647 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5648 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5649 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5650 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5651 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5652 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5653 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5654 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5655 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5656 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5657 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5658 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5659 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5660 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5661 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5662 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5663 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5664 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5665 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5666 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5667 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5668 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5669 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5670 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5671 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5672 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5673 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5674 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5675 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5676 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5678 (mips_get_builtin_decl_index): New array.
5679 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5680 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5681 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5682 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5683 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5685 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5687 (mips_expand_builtin_insn): Prepare operands for
5688 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5689 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5690 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5691 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5692 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5693 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5694 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5695 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5696 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5697 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5698 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5699 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5700 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5701 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5702 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5703 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5704 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5705 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5706 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5707 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5708 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5709 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5710 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5711 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5712 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5713 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5714 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5715 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5716 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5717 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5718 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5719 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5720 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5721 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5722 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5723 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5724 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5725 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5726 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5727 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5728 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5729 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5730 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5731 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5732 These are set implicitly and an error is reported if overridden.
5733 (mips_expand_builtin_msa_test_branch): New function.
5734 (mips_expand_msa_shuffle): Likewise.
5735 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5736 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5737 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5738 (mips_expand_vec_unpack): Add support for MSA.
5739 (mips_expand_vector_init): Likewise.
5740 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5741 instead of const0_rtx.
5742 (mips_msa_vec_parallel_const_half): New function.
5743 (mips_gen_const_int_vector): Likewise.
5744 (mips_gen_const_int_vector_shuffle): Likewise.
5745 (mips_expand_msa_cmp): Likewise.
5746 (mips_expand_vec_cond_expr): Likewise.
5747 * config/mips/mips.h
5748 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5749 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5751 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5752 (ISA_HAS_MSA): New macro.
5753 (UNITS_PER_MSA_REG): Likewise.
5754 (BITS_PER_MSA_REG): Likewise.
5755 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5756 (MSA_REG_FIRST): New macro.
5757 (MSA_REG_LAST): Likewise.
5758 (MSA_REG_NUM): Likewise.
5759 (MSA_REG_P): Likewise.
5760 (MSA_REG_RTX_P): Likewise.
5761 (MSA_SUPPORTED_MODE_P): Likewise.
5762 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5763 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5764 * config/mips/mips.md: Include mips-msa.md.
5765 (alu_type): Add simd_add.
5766 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5767 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5768 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5769 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5770 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5771 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5772 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5773 simd_move, simd_load, simd_store. Choose "multi" for moves
5775 (qword_mode): New attribute.
5776 (insn_count): Add instruction count for quad moves.
5777 Increase the count for MIPS SIMD division.
5778 (UNITMODE): Add UNITMODEs for vector types.
5779 (addsub): New code iterator.
5780 * config/mips/mips.opt (mmsa): New option.
5781 * config/mips/msa.h: New file.
5782 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5784 * config/mips/mti-linux.h: Likewise.
5785 * config/mips/predicates.md
5786 (const_msa_branch_operand): New constraint.
5787 (const_uimm3_operand): Likewise.
5788 (const_uimm4_operand): Likewise.
5789 (const_uimm5_operand): Likewise.
5790 (const_uimm8_operand): Likewise.
5791 (const_imm5_operand): Likewise.
5792 (aq10b_operand): Likewise.
5793 (aq10h_operand): Likewise.
5794 (aq10w_operand): Likewise.
5795 (aq10d_operand): Likewise.
5796 (const_m1_operand): Likewise.
5797 (reg_or_m1_operand): Likewise.
5798 (const_exp_2_operand): Likewise.
5799 (const_exp_4_operand): Likewise.
5800 (const_exp_8_operand): Likewise.
5801 (const_exp_16_operand): Likewise.
5802 (const_vector_same_val_operand): Likewise.
5803 (const_vector_same_simm5_operand): Likewise.
5804 (const_vector_same_uimm5_operand): Likewise.
5805 (const_vector_same_uimm6_operand): Likewise.
5806 (const_vector_same_uimm8_operand): Likewise.
5807 (par_const_vector_shf_set_operand): Likewise.
5808 (reg_or_vector_same_val_operand): Likewise.
5809 (reg_or_vector_same_simm5_operand): Likewise.
5810 (reg_or_vector_same_uimm6_operand): Likewise.
5811 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5813 * doc/invoke.texi (-mmsa): Document new option.
5815 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5817 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5818 * configure: Regenerate.
5819 * config.in: Regenerate.
5820 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5822 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5823 (ENDFILE_VTV_SPEC): Define.
5825 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5827 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5828 registers in all interrupt handlers if necessary.
5829 (rl78_option_override): Add warning.
5830 (MUST_SAVE_MDUC_REGISTERS): New macro.
5831 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5832 * config/rl78/rl78.c (check_mduc_usage): New function.
5833 (mduc_regs): New structure to hold MDUC register data.
5834 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5835 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5836 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5837 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5838 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5839 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5841 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5843 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5844 (tree-ssa-loop-niter.h): Ditto.
5845 (idx_within_array_bound, ref_within_array_bound): New functions.
5846 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5847 Factor out check on writable base object to ...
5848 (base_object_writable): ... here.
5850 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5852 * config/arm/arm.md (probe_stack): Add modes to set source
5855 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5857 * regrename.c (base_reg_class_for_rename): New static function.
5858 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5860 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5862 * cgraph.c (thunk_adjust): Export.
5863 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5864 * cgraphunit.c (thunk_adjust): Export.
5865 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5867 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5869 * tree-inline.c (expand_call_inline): Expand thunks inline.
5871 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5874 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5875 (*sse2_vd_cvtss2sd): Ditto.
5876 * config/i386/i386.md
5877 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5878 Generate *sse2_vd_cvtsd2ss pattern.
5879 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5880 Generate *sse2_vd_cvtss2sd pattern.
5882 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5884 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5885 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5888 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5890 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5891 * config/sh/sh.c: Define and declare variables on first use throughout
5893 (current_function_interrupt): Change to bool type.
5894 (frame_insn): Rename to emit_frame_insn and update users.
5895 (push_regs): Use bool for 'interrupt_handler' argument.
5896 (save_schedule_s): Remove.
5897 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5898 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5899 targetm.asm_out.unaligned_op.di.
5900 (gen_far_branch): Remove redundant forward declaration.
5901 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5902 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5903 (sh_set_return_address, sh_function_ok_for_sibcall,
5904 scavenge_reg): Update comments.
5905 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5906 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5907 (sh_attr_renesas_p): Remove unnecessary parentheses.
5908 (branch_dest): Simplify.
5909 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5910 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5911 (CUMULATIVE_ARGS): Change macro to typedef.
5912 (current_function_interrupt): Change to bool type.
5913 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5914 Surround with __cplusplus ifdef.
5915 (sh_compare_op0, sh_compare_op1): Remove.
5916 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5918 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5920 * config/arm/arm.md: (arch): Add neon.
5921 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5922 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5923 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5924 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5925 attributes for alt renumbering. Mark alt 3 as non-predicable.
5926 (thumb2_movdf_vfp): Likewise.
5928 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5930 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5931 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5932 (*andqi_1): Add preferred_for_speed attribute to disparage
5933 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5934 (*<code>qi_1): Ditto.
5935 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5936 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5937 (*ashlqi3_1): Ditto.
5938 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5939 Add preferred_for_size attribute to disparage alternative 0 and
5940 preferred_for_speed attribute to disparage alternative 1 for
5941 TARGET_PARTIAL_REG_STALL targets.
5943 2016-05-07 Tom de Vries <tom@codesourcery.com>
5945 PR tree-optimization/70956
5946 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5949 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5951 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5952 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5953 * config/sh/sh.md (branch_zero): Remove define_attr.
5954 (define_delay): Disable delay slot if branch distance is one insn.
5956 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5958 * config/i386/i386.md (LEAMODE): New mode attribute.
5959 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5960 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5961 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5962 operand 2 predicate.
5963 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5964 (*lea<mode>_general_3): Ditto.
5965 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5967 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5969 * genmddump.c (main): Convert argv from char ** to const char **.
5971 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5973 * coretypes.h (OVERRIDE): New macro.
5976 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5978 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5979 allow coalescing if the types are compatible.
5981 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5983 * pass_manager.h (pass_manager::register_pass_name): New method.
5984 (pass_manager::get_pass_by_name): New method.
5985 (pass_manager::create_pass_tab): New method.
5986 (pass_manager::m_name_to_pass_map): New field.
5987 * passes.c (name_to_pass_map): Delete global in favor of field
5988 "m_name_to_pass_map" of pass_manager.
5989 (register_pass_name): Rename from a function to...
5990 (pass_manager::register_pass_name): ...this method, updating
5991 for renaming of global "name_to_pass_map" to field
5992 "m_name_to_pass_map".
5993 (create_pass_tab): Rename from a function to...
5994 (pass_manager::create_pass_tab): ...this method, updating
5995 for renaming of global "name_to_pass_map" to field.
5996 (get_pass_by_name): Rename from a function to...
5997 (pass_manager::get_pass_by_name): ...this method.
5998 (enable_disable_pass): Convert use of get_pass_by_name to
5999 a method call, locating the pass_manager singleton.
6001 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6003 * genattr-common.c (main): Convert argv from char ** to const char **.
6004 * genattr.c (main): Likewise.
6005 * genattrtab.c (main): Likewise.
6006 * genautomata.c (initiate_automaton_gen): Likewise.
6008 * gencodes.c (main): Likewise.
6009 * genconditions.c (main): Likewise.
6010 * genconfig.c (main): Likewise.
6011 * genconstants.c (main): Likewise.
6012 * genemit.c (main): Likewise.
6013 * genenums.c (main): Likewise.
6014 * genextract.c (main): Likewise.
6015 * genflags.c (main): Likewise.
6016 * genmddeps.c (main): Likewise.
6017 * genopinit.c (main): Likewise.
6018 * genoutput.c (main): Likewise.
6019 * genpeep.c (main): Likewise.
6020 * genpreds.c (main): Likewise.
6021 * genrecog.c (main): Likewise.
6022 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6023 (init_rtx_reader_args): Likewise.
6024 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6025 (init_rtx_reader_args): Likewise.
6026 * gentarget-def.c (main): Likewise.
6027 * read-md.c (read_md_files): Likewise.
6028 * read-md.h (read_md_files): Likewise.
6030 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6032 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6033 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6034 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6035 Remove unused predicate.
6036 (register_and_not_fp_reg_operand): Ditto.
6038 2016-05-06 Martin Liska <mliska@suse.cz>
6040 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6041 instead of vec as the vector is local to the function.
6043 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6045 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6046 avx512bw alternative.
6048 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6049 before the ashr<mode>3 pattern.
6051 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6052 v instead of x in vex or maybe_vex alternatives, use
6053 maybe_evex instead of vex in prefix.
6055 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6056 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6057 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6058 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6061 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6062 v instead of x in vex or maybe_vex alternatives, use
6063 maybe_evex instead of vex in prefix.
6065 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6066 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6067 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6068 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6069 alternatives, use maybe_evex instead of vex in prefix.
6071 * config/i386/sse.md (vec_interleave_lowv4sf,
6072 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6073 v instead of x in vex or maybe_vex alternatives, use
6074 maybe_evex instead of vex in prefix.
6076 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6077 v instead of x in vex or maybe_vex alternatives, use
6078 maybe_evex instead of vex in prefix.
6080 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6081 v constraint instead of x.
6083 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6085 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6086 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6089 2016-05-06 Richard Biener <rguenther@suse.de>
6091 PR tree-optimization/70948
6092 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6093 Properly clobber all fields of va_list for __builtin_va_start.
6095 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6098 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6099 loop latch destination.
6101 2016-05-06 Martin Liska <mliska@suse.cz>
6103 * tree-ssa-uninit.c: Apply manual changes
6104 to the GNU coding style.
6105 (prune_uninit_phi_opnds): Rename from
6106 prune_uninit_phi_opnds_in_unrealizable_paths.
6108 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6110 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6111 mspace): Remove deprecated options.
6112 * doc/invoke.texi (SH options): Remove -mspace.
6114 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6116 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6118 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6120 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6121 corresponding combine split pattern.
6123 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6126 * config/sh/predicates.md (long_displacement_mem_operand): New.
6127 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6128 Add movi20, movi20s alternatives. Adjust length attribute for
6130 (movsi_ie): Allow for any FPU. Adjust length attribute for
6132 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6133 attribute for alternatives.
6134 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6135 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6136 length attribute for alternatives.
6138 2016-05-06 Richard Biener <rguenther@suse.de>
6140 PR tree-optimization/70960
6141 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6143 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6146 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6147 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6149 2016-05-06 Marek Polacek <polacek@redhat.com>
6152 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6154 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6157 * config/sh/sh.md (*rotcr): Add another variant.
6159 2016-05-06 Richard Biener <rguenther@suse.de>
6162 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6164 2016-05-06 Richard Biener <rguenther@suse.de>
6167 * fold-const.c (split_tree): Always convert to the original type
6170 2016-05-06 Richard Biener <rguenther@suse.de>
6172 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6173 (fwprop_addr): Likewise.
6175 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6178 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6180 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6181 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6182 the splitter condition.
6183 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6184 the splitter condition.
6185 (FP float_extend load splitter): Ditto.
6187 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6189 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6190 to REGNO in all peephole2 patterns.
6191 (post-reload splitters): Change true_regnum to REGNO in
6192 post-reload splitters.
6193 (zero_extend splitters): Use general_reg_operand and
6194 nonimmediate_gr_operand predicates.
6196 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6198 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6199 v constraint instead of x.
6201 2016-05-05 Alan Modra <amodra@gmail.com>
6204 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6205 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6206 TARGET_NO_FP_IN_TOC for -mrelocatable.
6207 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6208 TARGET_RELOCATABLE test.
6209 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6210 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6211 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6212 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6213 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6214 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6215 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6216 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6217 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6218 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6220 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6221 (rs6000_stack_info): Likewise.
6222 (rs6000_elf_asm_out_constructor): Likewise.
6223 (rs6000_elf_asm_out_destructor): Likewise.
6224 (rs6000_elf_declare_function_name): Likewise.
6225 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6226 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6229 2016-05-05 Alan Modra <amodra@gmail.com>
6231 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6233 2016-05-05 Alan Modra <amodra@gmail.com>
6235 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6236 out-of-line gpr restore for one or two regs if that would add
6239 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6242 * config/i386/i386.md
6243 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6244 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6245 as operand 0 predicate.
6246 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6248 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6249 Ditto. Emit the pattern using RTX.
6251 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6252 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6253 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6254 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6256 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6257 sse_reg_operand as operand 0 predicate.
6259 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6260 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6261 instead of gen_rtx_REG.
6262 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6265 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6267 * function.c (emit_use_return_register_into_block): Delete.
6268 (gen_return_pattern): Delete.
6269 (emit_return_into_block): Delete.
6270 (active_insn_between): Delete.
6271 (convert_jumps_to_returns): Delete.
6272 (emit_return_for_exit): Delete.
6273 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6274 simple_return for shrink-wrapped blocks.
6275 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6276 end of blocks that need one.
6277 (get_unconverted_simple_return): Delete.
6278 (convert_to_simple_return): Delete.
6279 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6280 (convert_to_simple_return): Ditto.
6282 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6284 * cfgcleanup.c (bb_is_just_return): New function.
6285 (try_optimize_cfg): Simplify jumps to return, branches to return,
6286 and branches around return.
6288 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6290 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6293 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6297 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6298 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6299 assert flags & OEP_HASH_CHECK, instead of asserting it
6300 never happens. Handle TARGET_EXPR.
6301 * fold-const.c (operand_equal_p): For hash verification,
6302 or in OEP_HASH_CHECK into flags.
6304 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6306 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6308 (compute_samebase_partition_bases): Fix typo.
6310 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6312 * config/i386/sse.md (vec_interleave_highv8sf,
6313 vec_interleave_lowv8sf, vec_interleave_highv4df,
6314 vec_interleave_lowv4df): Remove constraints from expanders.
6316 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6318 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6320 * tree-inline.c (expand_call_inline): Fix path dealing with
6321 making lhs of call statement undefined.
6323 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6325 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6326 Check availability on NODE, too.
6327 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6328 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6329 (varpool_node::call_for_symbol_and_aliase): Likewise.
6330 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6331 (propagate_pure_const): Propagate across interposable functions, too.
6332 (skip_function_for_local_pure_const): Do not skip interposable bodies
6334 (pass_local_pure_const::execute): Update.
6336 2016-05-04 Marek Polacek <polacek@redhat.com>
6338 * doc/invoke.texi: Document -Wdangling-else.
6340 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6342 * config.gcc: Error out when conflicting multilib is detected. Do not
6343 loop over multilibs since no combination is legal.
6345 2016-05-04 Alan Modra <amodra@gmail.com>
6347 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6348 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6349 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6352 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6354 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6355 Clean up p5600 comments.
6357 2016-05-04 Richard Biener <rguenther@suse.de>
6359 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6360 constructor simplifications.
6361 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6363 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6365 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6366 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6367 result.set_rtx is null instead of aborting.
6368 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6370 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6371 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6372 *mov<mode>_store_postinc): New patterns.
6374 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6376 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6377 as commutative. Check both conversions are NOP.
6378 ((A & B) OP (C & B)): Remove.
6380 2016-05-04 Alan Modra <amodra@gmail.com>
6382 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6384 2016-05-04 Alan Modra <amodra@gmail.com>
6387 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6388 when cr2,3,4 are all fixed regs.
6390 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6392 PR rtl-optimization/57193
6393 * opts.c (default_options_table): Revert OPT_frename_registers change.
6394 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6396 2016-05-03 Martin Sebor <msebor@redhat.com>
6399 * builtins.c (fold_builtin_FILE): New function.
6400 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6401 (fold_builtin_0): Call them.
6402 * gimplify.c (gimplify_call_expr): Remove the handling of
6403 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6406 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6407 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6411 * doc/extend.texi (Function Names as Strings): Update __func__,
6412 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6415 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6416 Richard Biener <rguenther@suse.de>
6418 PR tree-optimization/70916
6419 * tree-if-conv.c: Include cfganal.h.
6420 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6421 and remove_fake_exit_edges around the optimization pass.
6423 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6425 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6426 (cgraph_edge::make_direct): Likewise.
6427 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6428 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6429 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6430 (CIF_THUNK): New code.
6431 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6432 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6433 (compute_inline_parameters): Set inline_failed for thunks.
6434 (inline_analyze_function): Cleanup.
6435 * ipa-inline.c (can_inline_edge_p): Do not deal with
6436 call_stmt_cannot_inline_p.
6437 (can_early_inline_edge_p): Likewise.
6438 (early_inliner): Initialize inline_failed.
6439 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6441 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6443 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6444 from nonimm_ssenomem_operand.
6445 (nonimm_ssenomem_operand): New predicate.
6446 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6447 as operand 0 predicate.
6448 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6449 Disable unsupported alternatives using "enabled" attribute.
6450 Use register_ssemem_operand as operand 0 predicate.
6451 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6453 2016-05-03 Marek Polacek <polacek@redhat.com>
6456 * input.c (expansion_point_location): New function.
6457 * input.h (expansion_point_location): Declare.
6459 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6461 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6462 occurence with frame_offset_ ones.
6464 2016-05-03 Alan Modra <amodra@gmail.com>
6466 PR rtl-optimization/70890
6467 * ira.c (combine_and_move_insns): When moving def_insn, remove
6470 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6472 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6473 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6474 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6475 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6477 2016-05-03 Alan Modra <amodra@gmail.com>
6479 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6480 for SAVE_MULTIPLE/STORE_MULTIPLE.
6482 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6484 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6485 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6487 2016-05-03 Richard Biener <rguenther@suse.de>
6489 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6491 (gimplify_arg): Likewise.
6492 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6493 re-writing the result to a decl if required.
6494 (internal_get_tmp_var): Add allow_ssa parameter
6495 and override into_ssa with it.
6496 (get_formal_tmp_var): Adjust.
6497 (get_initialized_tmp_var): Add allow_ssa parameter.
6498 (gimplify_arg): Add allow_ssa parameter and avoid generating
6499 SSA names for the result false.
6500 (gimplify_call_expr): If the call may return twice do not
6501 gimplify parameters into SSA.
6502 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6503 (gimplify_modify_expr): Adjust assert. For noreturn calls
6504 with a SSA name LHS adjust its def.
6505 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6506 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6507 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6508 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6509 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6510 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6511 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6512 (optimize_target_teams): Do not allow SSA names for clause operands.
6513 (gimplify_expr): Likewise for where we mark the result addressable.
6514 * passes.def (pass_init_datastructures): Remove.
6515 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6516 (rewrite_stmt): Likewise.
6517 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6518 (replace_locals_op): Replace SSA names.
6519 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6520 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6521 * cgraph.c (release_function_body): Free CFG annotations only
6522 when we have a CFG. Simplify.
6523 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6524 force_gimple_operand instead of get_initialized_tmp_var.
6525 * tree-pass.h (make_pass_init_datastructures): Remove.
6526 * tree-ssa.c (execute_init_datastructures): Remove.
6527 (pass_data_init_datastructures): Likewise.
6528 (class pass_init_datastructures): Likewise.
6529 (make_pass_init_datastructures): Likewise.
6530 * omp-low.c (create_omp_child_function): Init SSA data structures.
6531 (grid_expand_target_grid_body): Likewise.
6532 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6533 name before adding it to names_to_release.
6534 (remove_bb): Always release SSA defs.
6535 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6536 before dereferencing it.
6537 * cgraphunit.c (init_lowered_empty_function): Always
6538 int SSA data structures.
6539 * tree-ssanames.c (release_defs): Remove assert that we are in
6541 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6543 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6544 Uros Bizjak <ubizjak@gmail.com>
6546 PR rtl-optimization/70467
6547 * config/i386/predicates.md (x86_64_hilo_int_operand,
6548 x86_64_hilo_general_operand): New predicates.
6549 * config/i386/constraints.md (Wd): New constraint.
6550 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6551 (general_hilo_operand): New mode attr.
6552 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6553 instead of <general_operand>.
6554 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6555 x86_64_hilo_general_operand instead of <general_operand>.
6557 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6559 PR tree-optimization/70916
6560 * tree-if-conv.c (constant_or_ssa_name): Removed.
6561 (fold_build_cond_expr): Use is_gimple_val instead of
6562 constant_or_ssa_name.
6564 PR tree-optimization/70916
6565 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6566 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6569 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6570 (optimize_atomic_bit_test_and): New function.
6571 (pass_fold_builtins::execute): Use it.
6572 * optabs.def (atomic_bit_test_and_set_optab,
6573 atomic_bit_test_and_complement_optab,
6574 atomic_bit_test_and_reset_optab): New optabs.
6575 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6576 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6577 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6578 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6579 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6580 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6581 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6582 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6583 atomic_bit_test_and_complement@var{mode},
6584 atomic_bit_test_and_reset@var{mode}): Document.
6585 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6586 atomic_bit_test_and_complement<mode>,
6587 atomic_bit_test_and_reset<mode>): New expanders.
6588 (atomic_bit_test_and_set<mode>_1,
6589 atomic_bit_test_and_complement<mode>_1,
6590 atomic_bit_test_and_reset<mode>_1): New insns.
6592 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6594 PR rtl-optimization/70687
6595 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6596 instead of unsigned HOST_WIDE_INT.
6598 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6600 PR rtl-optimization/44281
6601 * hard-reg-set.h (struct target_hard_regs): New field
6602 x_fixed_nonglobal_reg_set.
6603 (fixed_nonglobal_reg_set): New macro.
6604 * reginfo.c (init_reg_sets_1): Initialize it.
6605 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6607 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6609 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6611 PR tree-optimization/56541
6612 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6613 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6614 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6615 (any_complicated_phi): new static variable.
6616 (aggressive_if_conv): delete.
6617 (if_convertible_phi_p): support phis with more than two arguments.
6618 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6619 critical pred edges.
6620 (ifcvt_split_critical_edges): support phis with more than two
6621 arguments by checking new parameter. only split critical edges
6623 (tree_if_conversion): handle simd pragma marked loop using new
6624 local variable aggressive_if_conv. check any_complicated_phi.
6626 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6628 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6631 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6633 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6636 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6638 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6639 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6640 define_insn_and_split.
6641 (mulsi3_i): New define_insn_and_split.
6642 (mulsi3_call): Convert to define_insn.
6643 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6646 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6648 * machmode.h (mode_complex): Add support to give the complex mode
6650 (GET_MODE_COMPLEX_MODE): Likewise.
6651 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6652 stored by build_complex_type and gfc_build_complex_type instead of
6653 trying to figure out the appropriate mode based on the size. Raise
6654 an assertion error, if the type was not set.
6655 * genmodes.c (struct mode_data): Add field for the complex type of
6657 (blank_mode): Likewise.
6658 (make_complex_modes): Remember the complex mode created in the
6660 (emit_mode_complex): Write out the mode_complex array to map a
6661 type mode to the complex version.
6662 (emit_insn_modes_c): Likewise.
6663 * tree.c (build_complex_type): Set the complex type to use before
6664 calling layout_type.
6665 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6666 support for __float128 complex datatypes.
6667 (rs6000_hard_regno_mode_ok): Likewise.
6668 (rs6000_setup_reg_addr_masks): Likewise.
6669 (rs6000_complex_function_value): Likewise.
6670 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6671 __float128 and __ibm128 complex.
6672 (FLOAT128_IBM_P): Likewise.
6673 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6674 * doc/extend.texi (Additional Floating Types): Document that
6675 -mfloat128 must be used to enable __float128. Document complex
6676 __float128 and __ibm128 support.
6678 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6681 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6682 char/short arguments promoted to int because of promote_prototypes.
6684 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6686 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6687 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6688 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6689 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6690 alternatives using "enabled" attribute. Use register_ssemem_operand
6691 as operand 1 predicate.
6692 (*cmpi<unord>xf_i387): Split XFmode pattern from
6693 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6694 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6695 *absneg<mode>2_i387. Disable unsupported alternatives using
6696 "enabled" attribute.
6697 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6699 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6701 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6703 (oacc_loop_process): Check mask for loop termination.
6705 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6707 * cif-code.def (CIF_THUNK): Add.
6708 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6711 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6713 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6714 (dump_inline_summary): Dump it.
6715 (fp_expression_p): New predicate.
6716 (estimate_function_body_sizes): Use it.
6717 (inline_merge_summary): Merge fp_expressions.
6718 (inline_read_section): Read fp_expressions.
6719 (inline_write_summary): Write fp_expressions.
6720 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6721 codegen boundary if either caller or callee is !fp_expressions.
6722 * ipa-inline.h (inline_summary): Add fp_expressions.
6723 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6724 to fp_expressions be sure the fp generation flags are updated.
6726 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6728 PR rtl-optimization/70467
6729 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6731 PR rtl-optimization/70467
6732 * ipa-pure-const.c (check_call): Handle internal calls even in
6733 ipa mode like in local mode.
6735 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6737 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6739 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6741 * match.pd (X u< X, X u> X): New transformations.
6743 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6745 * flag-types.h (enum warn_strict_overflow_code): Move ...
6746 * coretypes.h: ... here.
6747 * fold-const.h (fold_overflow_warning): Declare.
6748 * fold-const.c (fold_overflow_warning): Make non-static.
6749 (fold_comparison): Move the transformation of X +- C1 CMP C2
6750 into X CMP C2 -+ C1 ...
6751 * match.pd: ... here.
6752 * gimple-fold.c (fold_stmt_1): Protect with
6753 fold_defer_overflow_warnings.
6755 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6757 * omp-low.c (struct oacc_loop): Add 'inner' field.
6758 (new_oacc_loop_raw): Initialize it to zero.
6759 (oacc_loop_fixed_partitions): Initialize it.
6760 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6761 available partitioning.
6763 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6765 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6767 (umulsidi3): Likewise.
6768 (indirect_jump): Fix jump instruction assembly patterns.
6770 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6773 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6774 (nvptx_function_value): Assert non-NULL cfun.
6776 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6778 PR rtl-optimization/70886
6779 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6781 * cselib.h (rtx_equal_for_cselib_1): Declare.
6782 (rtx_equal_for_cselib_p: New inline function.
6783 * cselib.c (rtx_equal_for_cselib_p): Delete.
6784 (rtx_equal_for_cselib_1): Make public.
6786 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6788 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6789 (register_mixssei387nonimm_operand): Remove predicate.
6790 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6791 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6792 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6793 for TARGET_MIX_SSE_I387 alternatives.
6794 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6795 Disable unsupported alternatives using "enabled" attribute. Use
6796 nonimm_ssenomem_operand as operand 1 predicate. Also check
6797 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6799 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6801 * tree.c (cst_and_fits_in_hwi): Simplify.
6803 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6805 * tree.h (wi::to_wide): New function.
6806 * expr.c (expand_expr_real_1): Use wi::to_wide.
6807 * fold-const.c (int_const_binop_1): Likewise.
6808 (extract_muldiv_1): Likewise.
6810 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6812 * wide-int.h: Update offset_int and widest_int documentation.
6813 (WI_SIGNED_SHIFT_RESULT): New macro.
6814 (wi::binary_shift): Define signed_shift_result_type for
6815 shifts on offset_int- and widest_int-like types.
6816 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6817 * tree.h (int_bit_position): Use shift operators instead of wi::
6819 * alias.c (adjust_offset_for_component_ref): Likewise.
6820 * expr.c (get_inner_reference): Likewise.
6821 * fold-const.c (fold_comparison): Likewise.
6822 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6823 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6824 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6825 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6826 (stmt_kills_ref_p): Likewise.
6827 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6828 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6829 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6830 (ao_ref_init_from_vn_reference): Likewise.
6832 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6834 * wide-int.h: Update offset_int and widest_int documentation.
6835 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6836 (wi::binary_traits): Allow ordered comparisons between offset_int and
6837 offset_int, between widest_int and widest_int, and between either
6838 of these types and basic C types.
6839 (operator <, <=, >, >=): Define for the same combinations.
6840 * tree.h (tree_int_cst_lt): Use comparison operators instead
6841 of wi:: comparisons.
6842 (tree_int_cst_le): Likewise.
6843 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6844 (fold_nonarray_ctor_reference): Likewise.
6845 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6846 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6847 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6848 * tree-sra.c (completely_scalarize): Likewise.
6849 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6850 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6851 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6852 (check_for_binary_op_overflow): Likewise.
6853 (search_for_addr_array): Likewise.
6854 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6856 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6858 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6859 (arc_save_restore): Likewise.
6860 (arc_dwarf_register_span): Likewise.
6861 (arc_output_pic_addr_const): Initialize suffix variable.
6863 2016-05-02 Martin Liska <mliska@suse.cz>
6865 * symbol-summary.h (function_summary::function_summary):
6866 Remove checking assert for all cgraph nodes.
6867 (function_summary::get): Check summary_uid.
6868 (symtab_insertion): Check summary_uid.
6870 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6872 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6873 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6875 (arc_dwarf_register_span): Remove enum keyword.
6876 (compact_memory_operand_p): New function.
6877 * config/arc/arc.h (reg_class): Add code density register classes.
6878 (REG_CLASS_NAMES): Likewise.
6879 (REG_CLASS_CONTENTS): Likewise.
6880 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6881 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6882 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6883 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6884 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6886 (h, Rcd, Rsd, Rzd): New register constraints.
6887 (T): Use compact_memory_operand_p function.
6888 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6890 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6892 * config/sh/sh.md (*negnegt, *movtt): Remove.
6894 2016-05-02 Marek Polacek <polacek@redhat.com>
6895 Tom de Vries <tom@codesourcery.com>
6897 PR tree-optimization/70700
6898 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6899 bigger than FIRST_REF_NODE.
6901 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6904 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6906 (prepare_cbranch_operands): Don't use scratch register. Assume that
6907 function is used when pseudos can be created.
6908 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6909 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6910 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6911 define_expand. Allow it only when pseudos can be created.
6912 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6914 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6916 * config/i386/constraints.md (BC): Only allow -1 operands.
6917 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6918 Add "enabled" attribute. Update XI mode attribute calculation.
6919 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6920 (*movoi_internal_avx): Update XI mode attribute calculation.
6921 (*movti_internal): Ditto.
6923 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6925 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6926 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6928 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6930 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6931 statement on instruction code. Remove trailing spaces.
6932 (altivec_expand_stv_builtin): Likewise.
6934 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6936 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6937 (TARGET_FPU_DOUBLE): Simplify.
6938 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6939 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6940 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6941 with 'TARGET_FPU_DOUBLE'.
6942 * config/sh/sh.md: Likewise.
6944 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6946 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6947 SH_DIV_STR_FOR_SIZE): Remove.
6948 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6949 SH_DIV_STR_FOR_SIZE): Remove.
6951 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6953 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6954 logical_reg_operand): Delete.
6955 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6956 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6957 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6958 match_operand and match_test.
6959 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6960 variables on their first use. Return bool values.
6961 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6962 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6963 arith_reg_operand for input operand. Remove empty constraints.
6965 (*xorsi3_compact): Rename to xorsi3.
6966 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6967 (*zero_extend<mode>si2_disp_mem): Update comment.
6970 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6972 * config/sh/t-sh: Remove SH5 support.
6973 * config.gcc: Likewise.
6974 * configure: Likewise.
6976 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6978 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6980 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6982 * config/sh/sh.c (register_sh_passes, sh_option_override,
6983 sh_print_operand, prepare_move_operands,
6984 sh_can_follow_jump): Remove TARGET_SH1 checks.
6985 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6986 PROMOTE_MODE): Likewise.
6987 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6990 2016-04-30 Alan Modra <amodra@gmail.com>
6992 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6993 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6994 Check for user regs later to avoid unnecessary looping over regs.
6995 Merge user reg check with non-saved reg check. Don't force
6996 inline VR restore when static chain used.
6997 (rs6000_frame_related): Omit eh_frame info for user regs when
6999 (fixed_regs_p): Delete.
7001 2016-04-30 Alan Modra <amodra@gmail.com>
7003 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7004 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7007 2016-04-30 Alan Modra <amodra@gmail.com>
7010 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7011 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7014 2016-04-30 Alan Modra <amodra@gmail.com>
7016 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7017 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7018 flag_pic test for Darwin.
7020 2016-04-30 Alan Modra <amodra@gmail.com>
7022 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7023 throw_calls_crossed.
7024 (REG_FREQ_CALLS_CROSSED): Delete.
7025 (REG_N_THROWING_CALLS_CROSSED): Delete.
7026 * regstat.c (regstat_bb_compute_ri): Don't calculate
7027 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7028 (dump_reg_info): Don't print call cross frequency.
7029 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7030 and REG_N_THROWING_CALLS_CROSSED.
7032 2016-04-30 Alan Modra <amodra@gmail.com>
7034 * regs.h (struct reg_info_t): Delete live_length.
7035 (REG_LIVE_LENGTH): Delete macro.
7036 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7037 local_live, local_processed and local_live_last_luid params.
7038 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7040 (regstat_compute_ri): Adjust for above. Don't set
7042 (dump_reg_info): Don't print live length.
7043 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7044 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7045 Localize loop_depth var.
7047 2016-04-30 Alan Modra <amodra@gmail.com>
7049 * ira.c (enum valid_equiv): New.
7050 (validate_equiv_mem): Return enum.
7051 (update_equiv_mem): Create replacement in more cases.
7052 (add_store_equivs): Update validate_equiv_mem call.
7054 2016-04-30 Alan Modra <amodra@gmail.com>
7056 * ira.c (combine_and_move_insns): Rather than scanning insns,
7057 use DF infrastucture to find use and def insns.
7059 2016-04-30 Alan Modra <amodra@gmail.com>
7061 ira.c (combine_and_move_insns): Move invariant conditions..
7062 (ira.c): ..to here. Call combine_and_move_insns before
7063 add_store_equivs. Call grow_reg_equivs later. Allocate
7064 req_equiv later using max_reg_num() rather than global max_regno.
7065 (contains_replace_regs): Delete.
7066 (add_store_equivs): Remove contains_replace_regs test.
7068 2016-04-30 Alan Modra <amodra@gmail.com>
7070 * ira.c (struct equiv_mem_data): New.
7071 (equiv_mem, equiv_mem_modified): Delete static vars.
7072 (validate_equiv_mem_from_store): Use "data" param to communicate..
7073 (validate_equiv_mem): ..from here.
7075 2016-04-30 Alan Modra <amodra@gmail.com>
7077 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7079 (update_reg_equivs): ..here. Move allocation and freeing of
7080 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7081 end_alias_analysis to..
7084 2016-04-30 Alan Modra <amodra@gmail.com>
7086 * ira.c (pdx_subregs): Delete.
7087 (struct equivalence): Add pdx_subregs field.
7088 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7090 (update_equiv_regs): Don't create or free pdx_subregs. Update
7093 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7095 * config/rs6000/altivec.h: Change definitions of vec_xl and
7097 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7098 (LD_ELEMREV_V2DI): New.
7099 (LD_ELEMREV_V4SF): New.
7100 (LD_ELEMREV_V4SI): New.
7101 (LD_ELEMREV_V8HI): New.
7102 (LD_ELEMREV_V16QI): New.
7103 (ST_ELEMREV_V2DF): New.
7104 (ST_ELEMREV_V2DI): New.
7105 (ST_ELEMREV_V4SF): New.
7106 (ST_ELEMREV_V4SI): New.
7107 (ST_ELEMREV_V8HI): New.
7108 (ST_ELEMREV_V16QI): New.
7111 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7112 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7113 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7114 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7115 (altivec_expand_builtin): Add handling for
7116 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7117 (rs6000_invalid_builtin): Add error-checking for
7118 RS6000_BTM_P9_VECTOR.
7119 (altivec_init_builtins): Define builtins used to implement vec_xl
7121 (rs6000_builtin_mask_names): Define power9-vector.
7122 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7123 (RS6000_BTM_P9_VECTOR): Define.
7124 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7125 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7126 (vsx_ld_elemrev_v2df): Likewise.
7127 (vsx_ld_elemrev_v4sf): Likewise.
7128 (vsx_ld_elemrev_v4si): Likewise.
7129 (vsx_ld_elemrev_v8hi): Likewise.
7130 (vsx_ld_elemrev_v16qi): Likewise.
7131 (vsx_st_elemrev_v2df): Likewise.
7132 (vsx_st_elemrev_v2di): Likewise.
7133 (vsx_st_elemrev_v4sf): Likewise.
7134 (vsx_st_elemrev_v4si): Likewise.
7135 (vsx_st_elemrev_v8hi): Likewise.
7136 (vsx_st_elemrev_v16qi): Likewise.
7137 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7140 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7142 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7144 (simplify_control_stmt_condition_1): ... here. Recurse into
7145 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7147 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7150 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7151 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7152 define_insn_and_split to define_insn.
7153 (zero_extendqi<mode>2_dot2): Same.
7154 (extendqi<mode>2_dot): Same.
7155 (extendqi<mode>2_dot2): Same.
7157 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7159 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7160 (probe_stack): New expander.
7161 (probe_stack_<mode>): New insn pattern.
7163 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7165 * config/i386/i386.md
7166 (operations with memory inputs setting flags peephole2):
7167 Remove uneeded REG_P checks. Cleanup pattern generation.
7169 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7171 * tree-vect-loop.c (vect_transform_loop): Fix
7172 nb_iterations_upper_bound computation for vectorized loop.
7174 2016-04-29 Marek Polacek <polacek@redhat.com>
7175 Jakub Jelinek <jakub@redhat.com>
7178 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7179 TARGET_EXPR_SLOT as a base.
7181 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7183 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7184 with 'rCm2' constraints to limit possible immediate size.
7185 (*load_zeroextendqisi_update): Likewise.
7186 (*load_signextendqisi_update): Likewise.
7187 (*loadhi_update): Likewise.
7188 (*load_zeroextendhisi_update): Likewise.
7189 (*load_signextendhisi_update): Likewise.
7190 (*loadsi_update): Likewise.
7191 (*loadsf_update): Likewise.
7193 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7195 * config/i386/predicates.md (constm1_operand): Fix comparison.
7197 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7199 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7201 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7203 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7204 remaining SH5 related settings.
7205 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7206 shmedia_prepare_call_address): Delete.
7207 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7208 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7209 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7210 UNSUPPORTED_SH2A): Remove m5 checks.
7211 (sh_divide_strategy_e): Remove SH5 division strategies.
7212 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7213 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7215 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7217 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7219 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7221 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7222 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7224 * config/s390/vector.md ("mov<mode>"): Likewise.
7226 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7228 * config/s390/constraints.md ("U", "W"): Invoke
7229 s390_mem_constraint with "ZR" and "ZT".
7230 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7231 addresses when using LRA. Accept also short displacements for S
7232 and T constraints. Do not check for long displacement target for
7233 S and T constraints.
7234 (s390_mem_constraint): Remove handling of U and W constraints.
7235 * config/s390/s390.md (various patterns): Remove the short
7236 displacement constraints (Q and R) if a long displacement
7237 constraint is present. Add longdisp as required CPU capability.
7238 * config/s390/vector.md: Likewise.
7239 * config/s390/vx-builtins.md: Likewise.
7241 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7244 * reload1.c (reload): Call finish_spills before
7245 restarting reload loop. Skip select_reload_regs
7246 if update_eliminables_and_spill returns true.
7248 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7250 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7251 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7252 (umulhisi3_imm): Update predicates and constraint letters.
7253 (umulhisi3_reg): Declare instruction as commutative.
7254 * config/arc/constraints.md (J12, J16): New constraints.
7255 * config/arc/predicates.md (short_unsigned_const_operand): New
7257 (arc_short_operand): Likewise.
7258 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7260 2016-04-29 Richard Biener <rguenther@suse.de>
7262 PR tree-optimization/13962
7263 PR tree-optimization/65686
7264 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7265 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7266 using PTA to compare pointers.
7267 * match.pd: Add pattern for pointer equality compare simplification
7268 using ptrs_compare_unequal.
7270 2016-04-29 Richard Biener <rguenther@suse.de>
7272 * stor-layout.c (layout_type): Do not build a pointer-to-element
7275 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7277 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7278 Use SWI mode iterator. Use general_reg_operand predicate.
7279 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7280 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7283 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7286 * fold-const.c (operand_equal_p): Don't verify hash value equality
7288 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7291 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7294 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7295 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7296 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7297 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7298 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7300 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7302 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7303 to info. Don't initialize separate fields to 0. Clean up
7306 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7308 * config/i386/i386.md (peephole2s for operations with memory inputs):
7309 Use SWI mode iterator.
7310 (peephole2s for operations with memory outputs): Ditto.
7311 Do not check for stack checking probe.
7313 (probe_stack): Remove expander.
7315 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7316 Andrew Burgess <andrew.burgess@embecosm.com>
7318 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7319 operands as 32-bits.
7321 2016-04-28 Jason Merrill <jason@redhat.com>
7323 * gdbinit.in: Skip line-map.h.
7325 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7326 Andrew Burgess <andrew.burgess@embecosm.com>
7328 * config/arc/arc.c (arc_conditional_register_usage): Take
7329 TARGET_RRQ_CLASS into account.
7330 (arc_print_operand): Support printing 'p' and 's' operands.
7331 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7333 (TARGET_RRQ_CLASS): Define.
7334 (IS_POWEROF2_OR_0_P): Define.
7335 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7337 (*tst_movb): New define_insn.
7338 (*tst): Avoid recognition if it could prevent '*tst_movb'
7339 combination; replace c/CnL with c/Chs alternative.
7340 (*tst_bitfield_tst): New define_insn.
7341 (*tst_bitfield_asr): New define_insn.
7342 (*tst_bitfield): New define_insn.
7343 (andsi3_i): Add Rrq variant.
7344 (extzv): New define_expand.
7345 (insv): New define_expand.
7346 (*insv_i): New define_insn.
7347 (*movb): New define_insn.
7348 (*movb_signed): New define_insn.
7349 (*movb_high): New define_insn.
7350 (*movb_high_signed): New define_insn.
7351 (*movb_high_signed + 1): New define_split pattern.
7352 (*mrgb): New define_insn.
7353 (*mrgb + 1): New define_peephole2 pattern.
7354 (*mrgb + 2): New define_peephole2 pattern.
7355 * config/arc/arc.opt (mbitops): New option for nps400, uses
7356 TARGET_NPS_BITOPS_DEFAULT.
7357 * config/arc/constraints.md (q): Make register class conditional.
7358 (Rrq): New register constraint.
7359 (Chs): New constraint.
7360 (Clo): New constraint.
7361 (Chi): New constraint.
7362 (Cbf): New constraint.
7363 (Cbn): New constraint.
7364 (C18): New constraint.
7365 (Cbi): New constraint.
7367 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7369 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7371 (bitmap_intersection_of_preds): Ditto.
7372 (bitmap_union_of_succs): Ditto.
7373 (bitmap_union_of_preds): Ditto.
7374 * sbitmap.c (do_popcount): Delete.
7375 (BITMAP_DEBUGGING): Delete.
7376 (sbitmap_verify_popcount): Delete.
7377 (sbitmap_alloc): Don't initialize the popcount field.
7378 (sbitmap_alloc_with_popcount): Delete.
7379 (sbitmap_resize): Don't resize the popcount array.
7380 (sbitmap_vector_alloc): Don't initialize the popcount field.
7381 (bitmap_copy): Don't copy the popcount array.
7382 (bitmap_clear): Don't clear the popcount array.
7383 (bitmap_clear): Delete the popcount array handling.
7384 (bitmap_ior_and_compl): Delete the popcount assert.
7385 (bitmap_not): Ditto.
7386 (bitmap_and_compl): Ditto.
7387 (bitmap_and): Delete the popcount array handling.
7388 (bitmap_xor): Ditto.
7389 (bitmap_ior): Ditto.
7390 (bitmap_or_and): Delete the popcount assert.
7391 (bitmap_and_or): Ditto.
7392 (popcount_table): Delete.
7393 (sbitmap_elt_popcount): Delete.
7394 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7395 (bitmap_set_bit): Delete the popcount assert.
7396 (bitmap_clear_bit): Ditto.
7397 (sbitmap_free): Don't free the popcount array.
7398 (sbitmap_alloc_with_popcount): Delete declaration.
7399 (sbitmap_popcount): Ditto.
7401 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7402 Andrew Burgess <andrew.burgess@embecosm.com>
7404 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7405 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7406 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7407 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7408 * config/arc/arc.opt (mcmem): New option.
7409 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7410 supply length for r/m alternative.
7411 (*extendqisi2_ac): Likewise.
7412 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7414 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7415 (movhi_insn): Likewise.
7416 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7417 (*zero_extendqihi2_i): Add r/Ucm alternative.
7418 (*zero_extendqisi2_ac): Likewise.
7419 (*zero_extendhisi2_i): Likewise.
7420 * config/arc/constraints.md (Uex): New memory constraint.
7421 (Ucm): New define_constraint.
7422 * config/arc/predicates.md (long_immediate_loadstore_operand):
7423 Return 0 for MEM with cmem_address address.
7424 (cmem_address_0): New predicates.
7425 (cmem_address_1): Likewise.
7426 (cmem_address_2): Likewise.
7427 (cmem_address): Likewise.
7429 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7431 * config/rs6000/rs6000.c (machine_function): Rename
7432 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7433 (rs6000_stack_info): Adjust.
7435 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7436 Andrew Burgess <andrew.burgess@embecosm.com>
7438 * config/arc/constraints.md (Usd): Convert to define_constraint.
7442 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7445 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7446 Add new peephole2 where the first insn is *mov<mode>_or instead of
7447 *mov<mode>_internal.
7449 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7451 * tracer.c (bb_seen): Make static.
7453 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7455 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7456 support, setup defaults.
7457 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7458 * config/arc/arc.c (arc_init): Add NPS400 support.
7459 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7460 (TARGET_ARC700): NPS400 is also an ARC700.
7461 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7463 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7466 * config/nds32/nds32.md (casesi): Don't access the operands array
7469 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7471 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7472 (or $-1,reg peephole2): Ditto.
7473 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7475 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7477 * doc/extend.texi (Common Function Attributes) [optimize]:
7478 Discourage use of the optimize attribute.
7480 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7482 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7483 special case builtin.
7484 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7485 ALTIVEC_BUILTIN_VEC_ADDE.
7486 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7487 support for ALTIVEC_BUILTIN_VEC_ADDE.
7488 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7489 for __builtin_vec_adde.
7491 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7493 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7494 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7496 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7499 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7500 attributes): Document cilkplus_runtime.
7502 2016-04-28 Martin Jambor <mjambor@suse.cz>
7504 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7505 this function. Call verify_expr on MEM_REFs and bases of other
7508 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7510 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7511 for WORD_REGISTER_OPERATIONS to runtime check.
7513 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7515 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7517 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7519 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7520 big-endian compilation.
7521 * config/arc/arc.md (addf3): Likewise.
7525 2016-04-28 Richard Biener <rguenther@suse.de>
7527 PR tree-optimization/70840
7528 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7529 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7530 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7531 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7533 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7535 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7536 and explain why in a comment.
7538 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7540 * config/arc/arc.md (cpu_facility): Add fpx variant.
7541 (subdf3): Prohibit use reverse sub when assist operations option
7543 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7544 instructions only when FPX is enabled.
7545 * testsuite/gcc.target/arc/trsub.c: New test.
7547 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7549 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7550 mult_operator when calculating "type" attribute.
7551 (*fop_<mode>_1_i387): Ditto.
7552 (*fop_xf_1_i387): Ditto.
7553 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7554 Use std::swap to swap operands. Use RTL expressions to generate
7557 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7558 Joern Rennecke <joern.rennecke@embecosm.com>
7560 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7562 (emit_pic_move): Remove.
7563 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7564 * config/arc/arc.c (emit_pic_move): Removed.
7565 (TARGET_HAVE_TLS): Define.
7566 (arc_conditional_register_usage): Test for arc_tp_regno.
7567 (arc_print_operand, arc_print_operand_address): Handle TLS
7569 (arc_needs_pcl_p): New function.
7570 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7571 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7572 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7573 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7574 (arc_legitimize_tls_address): Likewise.
7575 (DTPOFF_ZERO_SYM): Define.
7576 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7577 (arc_output_pic_addr_const): Print TLS unspecs.
7578 (prepare_pic_move): New function, replaces emit_pic_move.
7579 (arc_legitimate_constant_p): Handle TLS unspecs.
7580 (arc_legitimate_address_p): Likewise.
7581 (arc_rewrite_small_data_p): Use assert for TLS constants.
7582 (prepare_move_operands): Use prepare_pic_move.
7583 (arc_legitimize_address): Legitimize tls addresses.
7584 (arc_epilogue_uses): Check for arc_tp_regno.
7585 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7586 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7588 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7590 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7591 %(arc_tls_extra_start_spec).
7592 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7593 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7595 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7596 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7597 (UNSPEC_TLS_OFF): Add.
7599 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7600 (get_thread_pointersi): New patterns.
7601 * config/arc/arc.opt (mtp-regno): New option.
7602 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7603 (move_dest_operand): Likewise.
7604 * configure: Regenerate.
7605 * configure.ac: Add arc*-*-* case to test for tls.
7606 * doc/invoke.texi (ARC options): Document mtp-regno.
7608 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7610 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7611 the new ARC HS SIMD instructions.
7612 (arc_preferred_simd_mode): New function.
7613 (arc_autovectorize_vector_sizes): Likewise.
7614 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7615 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7616 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7617 (arc_init_builtins): Add new SIMD builtin types.
7618 (arc_split_move): Handle 64 bit vector moves.
7619 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7620 (TARGET_PLUS_QMACW): Define.
7621 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7622 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7623 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7624 (VSUBADD4H): New builtins.
7625 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7626 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7628 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7629 Matthias Klose <doko@debian.org>
7631 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7633 2016-04-28 Richard Biener <rguenther@suse.de>
7636 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7639 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7641 * common/config/sh/sh-common.c: Remove SH5 support.
7642 * config/sh/constraints.md: Likewise.
7643 * config/sh/config/sh/elf.h: Likewise.
7644 * config/sh/linux.h: Likewise.
7645 * config/sh/netbsd-elf.h: Likewise.
7646 * config/sh/predicates.md: Likewise.
7647 * config/sh/sh-c.c: Likewise.
7648 * config/sh/sh-protos.h: Likewise.
7649 * config/sh/sh.c: Likewise.
7650 * config/sh/sh.h: Likewise.
7651 * config/sh/sh.md: Likewise.
7652 * config/sh/sh.opt: Likewise.
7653 * config/sh/sync.md: Likewise.
7654 * config/sh/sh64.h: Delete.
7655 * config/sh/shmedia.h: Likewise.
7656 * config/sh/shmedia.md: Likewise.
7657 * config/sh/sshmedia.h: Likewise.
7658 * config/sh/t-netbsd-sh5-64: Likewise.
7659 * config/sh/t-sh64: Likewise.
7660 * config/sh/ushmedia.h: Likewise.
7662 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7664 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7665 general_reg_operand instead of register_operand predicate.
7667 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7669 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7671 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7673 * match.pd (A - B > A, A + B < A): New transformations.
7675 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7677 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7678 which defaults to true. Emit an outer pair of parentheses only if
7679 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7680 don't emit parentheses for the right-hand operand.
7682 2016-04-27 Jeff Law <law@redhat.com>
7684 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7686 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7688 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7689 (altivec_lvx_<mode>_internal): Document.
7690 (altivec_lvx_<mode>_2op): New define_insn.
7691 (altivec_lvx_<mode>_1op): Likewise.
7692 (altivec_lvx_<mode>_2op_si): Likewise.
7693 (altivec_lvx_<mode>_1op_si): Likewise.
7694 (altivec_stvx_<mode>): Remove.
7695 (altivec_stvx_<mode>_internal): Document.
7696 (altivec_stvx_<mode>_2op): New define_insn.
7697 (altivec_stvx_<mode>_1op): Likewise.
7698 (altivec_stvx_<mode>_2op_si): Likewise.
7699 (altivec_stvx_<mode>_1op_si): Likewise.
7700 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7701 Expand vec_ld and vec_st during parsing.
7702 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7704 (altivec_expand_stvx_be): Likewise.
7705 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7706 address-masking behavior in RTL.
7707 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7708 address-masking behavior in RTL.
7709 (altivec_expand_builtin): Change builtin code arguments for calls
7710 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7711 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7712 presence of lvx/stvx patterns.
7713 (alignment_with_canonical_addr): New function.
7714 (alignment_mask): Likewise.
7715 (find_alignment_op): Likewise.
7716 (recombine_lvx_pattern): Likewise.
7717 (recombine_stvx_pattern): Likewise.
7718 (recombine_lvx_stvx_patterns): Likewise.
7719 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7720 stvx patterns from expand.
7721 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7723 (vector_altivec_store_<mode>): Likewise.
7725 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7727 * config/aarch64/aarch64.md
7728 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7729 remove the "fp" attributes.
7730 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7731 add the "simd" attributes.
7732 (*movdf_aarch64): Likewise.
7733 (*movtf_aarch64): Remove the "fp" attributes.
7734 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7735 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7737 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7739 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7740 rtx to rtx_code_label *.
7741 * rtl.h (maybe_set_first_label_num): Likewise.
7743 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7745 * df-core.c (df_add_problem): Make the problem param be const.
7746 (df_remove_problem): Make local "problem" be const.
7747 * df-problems.c (problem_RD): Make const.
7748 (problem_LR): Likewise.
7749 (problem_LIVE): Likewise.
7750 (problem_MIR): Likewise.
7751 (problem_CHAIN): Likewise.
7752 (problem_WORD_LR): Likewise.
7753 (problem_NOTE): Likewise.
7754 (problem_MD): Likewise.
7755 * df-scan.c (problem_SCAN): Likewise.
7756 * df.h (struct df_problem): Make field "dependent_problem" be
7758 (struct dataflow): Likewise for field "problem".
7759 (df_add_problem): Make param const.
7761 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7763 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7764 inter-unit moves to/from vector registers are enabled. Do not disable
7767 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7769 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7770 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7772 (enum df_problem_id): ...this new enum.
7773 (struct df_problem): Convert field "id" from "int" to
7776 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7778 * rtl.def: Update comment for "things in the instruction chain" to
7779 reflect the removal of the leading "i" field for INSN_UID in
7780 r210360. Fix bogus apostrophe.
7782 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7784 * config/i386/i386.md
7785 (lea arith with mem operand + setcc peephole2): Set operator mode.
7787 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7790 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7791 (dimode_scalar_to_vector_candidate_p): This.
7792 (timode_scalar_to_vector_candidate_p): New function.
7793 (scalar_to_vector_candidate_p): Likewise.
7794 (timode_check_non_convertible_regs): Likewise.
7795 (timode_remove_non_convertible_regs): Likewise.
7796 (remove_non_convertible_regs): Likewise.
7797 (remove_non_convertible_regs): Renamed to ...
7798 (dimode_remove_non_convertible_regs): This.
7799 (scalar_chain::~scalar_chain): Make it virtual.
7800 (scalar_chain::compute_convert_gain): Make it pure virtual.
7801 (scalar_chain::mark_dual_mode_def): Likewise.
7802 (scalar_chain::convert_insn): Likewise.
7803 (scalar_chain::convert_registers): Likewise.
7804 (scalar_chain::add_to_queue): Make it protected.
7805 (scalar_chain::emit_conversion_insns): Likewise.
7806 (scalar_chain::replace_with_subreg): Likewise.
7807 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7808 (scalar_chain::convert_op): Likewise.
7809 (scalar_chain::convert_reg): Likewise.
7810 (scalar_chain::make_vector_copies): Likewise.
7811 (scalar_chain::convert_registers): New pure virtual function.
7812 (class dimode_scalar_chain): New class.
7813 (class timode_scalar_chain): Likewise.
7814 (scalar_chain::mark_dual_mode_def): Renamed to ...
7815 (dimode_scalar_chain::mark_dual_mode_def): This.
7816 (timode_scalar_chain::mark_dual_mode_def): New function.
7817 (timode_scalar_chain::convert_insn): Likewise.
7818 (dimode_scalar_chain::convert_registers): Likewise.
7819 (scalar_chain::compute_convert_gain): Renamed to ...
7820 (dimode_scalar_chain::compute_convert_gain): This.
7821 (scalar_chain::replace_with_subreg): Renamed to ...
7822 (dimode_scalar_chain::replace_with_subreg): This.
7823 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7824 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7825 (scalar_chain::make_vector_copies): Renamed to ...
7826 (dimode_scalar_chain::make_vector_copies): This.
7827 (scalar_chain::convert_reg): Renamed to ...
7828 (dimode_scalar_chain::convert_reg ): This.
7829 (scalar_chain::convert_op): Renamed to ...
7830 (dimode_scalar_chain::convert_op): This.
7831 (scalar_chain::convert_insn): Renamed to ...
7832 (dimode_scalar_chain::convert_insn): This.
7833 (scalar_chain::convert): Call convert_registers.
7834 (convert_scalars_to_vector): Change to scalar_chain pointer to
7835 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7836 in 32-bit mode. Delete scalar_chain pointer. Call
7837 free_dominance_info in 64-bit mode.
7838 (pass_stv::gate): Remove TARGET_64BIT check.
7839 (ix86_option_override): Put the 64-bit STV pass before the CSE
7842 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7844 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7845 dw_loc_frame_offset field.
7846 * dwarf2out.c (new_loc_descr): Likewise.
7847 (resolve_args_picking_1): Turn the VISITED hash set into a
7848 FRAME_OFFSET hash map. Use it to associate a frame offset to
7849 visited nodes. Remove uses of the CHECKING_P macro.
7850 (resolve_args_picking): Update call to resolve_args_picking_1.
7852 2016-04-27 Martin Liska <mliska@suse.cz>
7854 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7855 (free_loop_data): Release vuses of groups.
7857 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7859 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7860 instead of redundant use_id and boolean have_use_for.
7861 (struct iv_use): Change sub_id into group_id. Remove field next.
7862 Move fields: related_cands, n_map_members, cost_map and selected
7864 (struct iv_group): ... here. New structure.
7865 (struct iv_common_cand): Use structure declaration directly.
7866 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7867 (MAX_CONSIDERED_USES): Rename macro to ...
7868 (MAX_CONSIDERED_GROUPS): ... here.
7869 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7870 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7871 (dump_uses): Rename to ...
7872 (dump_groups): ... here. Update all uses.
7873 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7874 (find_induction_variables): Refactor format of dump information.
7875 (record_sub_use): Delete.
7876 (record_use): Update all uses.
7877 (record_group): New function.
7878 (record_group_use, find_interesting_uses_op): Call above functions.
7880 (find_interesting_uses_cond): Ditto.
7881 (group_compare_offset): New function.
7882 (split_all_small_groups): Rename to ...
7883 (split_small_address_groups_p): ... here. Update all uses.
7884 (split_address_groups): Update all uses.
7885 (find_interesting_uses): Refactor format of dump information.
7886 (add_candidate_1): Update all uses. Remove redundant check on iv,
7888 (add_candidate, record_common_cand): Remove redundant assert.
7889 (add_iv_candidate_for_biv): Update use.
7890 (add_iv_candidate_derived_from_uses): Update all uses.
7891 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7892 (alloc_use_cost_map): Ditto.
7893 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7894 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7895 (determine_use_iv_cost_generic): Ditto.
7896 (determine_group_iv_cost_generic): Ditto.
7897 (determine_use_iv_cost_address): Ditto.
7898 (determine_group_iv_cost_address): Ditto.
7899 (determine_use_iv_cost_condition): Ditto.
7900 (determine_group_iv_cost_cond): Ditto.
7901 (determine_use_iv_cost): Ditto.
7902 (determine_group_iv_cost): Ditto.
7903 (set_autoinc_for_original_candidates): Update all uses.
7904 (find_iv_candidates): Update all uses. Refactor dump information.
7905 (determine_use_iv_costs): Ditto.
7906 (determine_iv_costs): Ditto.
7907 (iv_ca_cand_for_use): Rename to ...
7908 (iv_ca_cand_for_group): ... here. Update all uses.
7909 (iv_ca_add_use, iv_ca_add_group): Ditto.
7910 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7911 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7912 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7913 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7914 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7915 (create_new_iv, adjust_iv_update_pos): Ditto.
7916 (rewrite_use_address): Delete.
7917 (rewrite_use_address_1): Rename to ...
7918 (rewrite_use_address): ... here.
7919 (rewrite_use_compare): Update all uses.
7920 (rewrite_use): Delete.
7921 (rewrite_uses): Rename to ...
7922 (rewrite_groups): ... here. Update all uses.
7923 (remove_unused_ivs, free_loop_data): Update all uses.
7924 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7926 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7928 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7929 for WORD_REGISTER_OPERATIONS to runtime check.
7931 2016-04-27 Richard Biener <rguenther@suse.de>
7934 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7935 aggregate_value_p to determine if a function result is
7936 returned by reference.
7937 (ipa_pta_execute): Functions having their address taken are
7938 not automatically nonlocal.
7940 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7943 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7944 * fold-const.c (operand_equal_p): If flag_checking and
7945 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7946 and if it returns non-zero, assert iterative_hash_expr on both
7949 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7951 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7953 2016-04-27 Nick Clifton <nickc@redhat.com>
7956 * varasm.c (merge_weak): Generate an error if an attempt is made
7957 to convert a non-weak static function into a weak, public function.
7959 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7961 * params.def (MAX_PARTITION_SIZE): New param.
7962 * doc/invoke.texi: Document lto-max-partition.
7964 2016-04-27 Richard Biener <rguenther@suse.de>
7967 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7968 function cummulating used_from_other_partition, externally_visible
7969 and force_output from aliases.
7970 (refered_from_nonlocal_var): Likewise.
7971 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7972 node flags properly.
7974 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7976 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7977 (-Wmemset-elt-size): New item.
7979 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7982 * stor-layout.h (internal_reference_types): Delete.
7983 * stor-layout.c (reference_types_internal): Likewise.
7984 (internal_reference_types): Likewise.
7985 (layout_type) <REFERENCE_TYPE>: Adjust.
7987 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7990 * tree.h (inchash::add_expr): Add FLAGS argument.
7991 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7992 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7993 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7994 Formatting fix. Adjust recursive calls. For tcc_comparison,
7995 if swap_tree_comparison (code) is smaller than code, hash that
7996 and arguments in the other order. Hash CONVERT_EXPR the same
7997 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7998 of ADDR_EXPR of decl as the decl itself. Add or remove
7999 OEP_ADDRESS_OF from recursive flags as needed. For
8000 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8001 operands commutatively and only the third one normally.
8002 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8004 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8006 * config/rtems.h (LIB_SPEC): Add -latomic.
8008 2016-04-27 Joel Sherrill <joel@rtems.org>
8010 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8011 xilink.ld and flags not relevant to RTEMS.
8013 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8015 * toplev.c (backend_init_target): Avoid calling init_reload when using
8018 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8020 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8021 for loops rather than one for the whole function.
8023 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8025 * match.pd (X + CST CMP X): New transformation.
8027 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8029 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8030 * fold-const.c (fold_binary_loc): Remove 2 transformations
8031 superseded by match.pd.
8032 * match.pd (x+x -> x*2): Generalize to integers.
8034 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8036 * config/i386/i386.md (operation on memory peephole): Duplicate an
8037 existing peephole and adapt it to match lea rather than an operation
8040 PR rtl-optimization/57193
8041 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8043 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8045 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8047 * tree-if-conv.c (any_pred_load_store): New static variable.
8048 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8049 any_pred_load_store instead of and_mask_load_store.
8050 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8051 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8052 (combine_blocks, tree_if_conversion): Ditto.
8054 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8056 PR tree-optimization/70771
8057 PR tree-optimization/70775
8058 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8059 virtual PHI nodes. Delete parameter.
8060 (if_convertible_loop_p_1): Delete argument to above function.
8061 (predicate_all_scalar_phis): Delete code handling single-argument
8063 (tree_if_conversion): Mark and update virtual SSA.
8065 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8068 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8069 (x86_elf_aligned_common): Rename to ...
8070 (x86_elf_aligned_decl_common): ... this.
8071 Add decl arg. Switch to .lbss for largecomm object. Use
8072 LARGECOMM_SECTION_ASM_OP.
8073 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8075 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8076 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8078 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8079 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8081 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8084 * config/i386/i386.c (SECTION_LARGE): Define.
8085 (x86_64_elf_select_section): Set it for large data/bss sections.
8086 Only clear SECTION_WRITE for .lrodata.
8087 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8089 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8090 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8091 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8093 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8094 * doc/tm.texi: Regenerate.
8096 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8099 * configure.ac (--enable-checking): Document extra flag, for
8100 non-release builds default to --enable-checking=yes,extra.
8101 If misc checking and extra checking, define CHECKING_P to 2 instead
8103 * common.opt (fchecking=): Add.
8104 * doc/invoke.texi (-fchecking=): Document.
8105 * doc/install.texi: Document --enable-checking changes.
8106 * configure: Regenerated.
8107 * config.in: Regenerated.
8109 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8111 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8112 attribute instead of which_alternative.
8113 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8114 Use EXT_REX_SSE_REG_P where appropriate.
8116 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8118 * config/i386/predicates.md (const0_operand): Do not match
8119 const_wide_int code.
8120 (const1_operand): Ditto.
8122 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8124 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8125 for SSE constm1 operands and TARGET_AVX512VL.
8126 (*movti_internal): Ditto.
8127 (*mov<mode>_or): Use constm1_operand predicate.
8128 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8129 for SSE vector_all_ones operands and TARGET_AVX512VL.
8130 * config/i386/predicates.md (constm1_operand): New predicate.
8131 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8132 emission of constant -1 load.
8134 2016-04-25 Jason Merrill <jason@redhat.com>
8136 * gdbinit.in: Skip is-a.h.
8138 * attribs.c (register_scoped_attributes): Fix logic.
8139 * attribs.h: Declare register_scoped_attributes.
8141 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8143 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8144 stxvd2x and stxvw4x built-in functions.
8146 2016-04-25 DJ Delorie <dj@redhat.com>
8148 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8149 (ashrhi3): Likewise.
8150 (lshrhi3): Likewise.
8152 2016-04-25 Richard Biener <rguenther@suse.de>
8154 PR tree-optimization/70780
8155 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8157 (compute_antic): Mark blocks with abnormal preds as visited as
8158 they have a final empty antic-in solution already.
8160 2016-04-25 Michael Collison <michael.collison@linaro.org>
8162 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8164 2016-04-25 Michael Collison <michael.collison@linaro.org>
8166 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8167 mode is VQI to improve mixed mode vectorization.
8168 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8169 define_insn to match low half of signed vaddw.
8170 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8171 define_insn to match high half of signed vaddw.
8172 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8173 define_insn to match low half of unsigned vaddw.
8174 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8175 define_insn to match high half of unsigned vaddw.
8176 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8177 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8178 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8180 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8181 * config/arm/predicates.md (vect_par_constant_high): Support
8182 big endian and simplify by calling
8183 arm_simd_check_vect_par_cnst_half
8184 (vect_par_constant_low): Likewise.
8186 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8188 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8189 predicate for operand 2.
8191 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8192 H.J. Lu <hongjiu.lu@intel.com>
8194 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8195 machine_mode argument.
8196 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8197 constm1_rtx operands. For VOIDmode constants, get mode from
8198 pred_mode. Check mode size if the mode is supported by ABI.
8199 (standard_sse_constant_opcode): Do not use standard_constant_p.
8200 Strictly check ABI support for all-ones operands.
8201 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8202 immediates. Update calls to standard_sse_constant_p.
8203 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8204 (ix86_rtx_costs): Ditto.
8205 * config/i386/i386.md (*movxi_internal_avx512f): Use
8206 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8207 Use (v,BC) alternative instead of (v,C). Use register_operand
8208 checks instead of MEM_P.
8209 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8210 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8211 isa attribute. Use register_operand checks instead of MEM_P.
8212 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8213 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8214 alternative and corresponding sse2 isa attribute.
8215 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8216 to standard_sse_constant_p.
8217 (FP constant splitters): Ditto.
8218 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8220 * config/i386/predicates.md (constm1_operand): Remove.
8221 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8222 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8223 vector_all_ones_operand instead of constm1_operand.
8225 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8227 * print-rtl.c (print_rtx_insn_vec): New function.
8228 * print-rtl.h: New prototype.
8229 * store-motion.c (struct st_expr): Make avail_stores a vector.
8230 (st_expr_entry): Adjust.
8231 (free_st_expr_entry): Likewise.
8232 (print_store_motion_mems): Likewise.
8233 (find_moveable_store): Likewise.
8234 (compute_store_table): Likewise.
8235 (delete_store): Likewise.
8236 (build_store_vectors): Likewise.
8238 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8240 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8242 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8244 * vec.h (vec_safe_contains): New function.
8245 (vec::contains): Likewise.
8246 (vec::begin): Likewise.
8247 (vec::end): Likewise.
8249 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8252 * cfgexpand.c (expand_stack_vars): Fix typo.
8254 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8256 * system.h (list, map, set, vector): Include conditionally.
8257 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8258 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8259 * ipa-icf.c (INCLUDE_LIST): Define.
8260 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8261 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8262 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8263 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8264 * cp/logic.cc (INCLUDE_LIST): Define.
8265 * fortran/trans-common.c (INCLUDE_MAP): Define.
8267 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8269 * auto-profile.c: Remove <string.h> include.
8270 * ipa-icf-gimple.c: Remove <list> include.
8271 * diagnostic.c: Remove <new> include.
8272 * genmatch.c: Likewise.
8273 * pretty-print.c: Likewise.
8274 * toplev.c: Likewise
8275 * c/c-objc-common.c: Likewise.
8276 * cp/error.c: Likewise.
8277 * fortran/error.c: Likewise.
8279 2016-04-22 Richard Biener <rguenther@suse.de>
8281 * lto-streamer-in.c (input_ssa_names): Do not allocate
8282 GIMPLE_NOP for all SSA names.
8283 * lto-streamer-out.c (output_ssa_names): Do not output
8284 SSA names that should have been released.
8286 2016-04-22 Richard Biener <rguenther@suse.de>
8288 PR tree-optimization/70740
8289 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8292 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8295 * config/i386/predicates.md (call_insn_operand): Replace
8296 sibcall_memory_operand with memory_operand.
8298 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8300 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8301 has_single_use() tests.
8302 (register_edge_assert_for_1): Likewise.
8303 (find_assert_locations_1): Check the liveness bitmap instead of
8304 checking has_single_use().
8306 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8309 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8310 Extract AVX-512BW constraint from AVX.
8312 2016-04-21 Richard Biener <rguenther@suse.de>
8314 PR tree-optimization/70725
8315 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8316 for phi_convertible_by_degenerating_args.
8317 (predicate_all_scalar_phis): Handle single-argument PHIs.
8319 2016-04-21 Richard Biener <rguenther@suse.de>
8322 * fold-const.c (fold_comparison): Return properly typed
8325 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8327 PR tree-optimization/70715
8328 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8329 after expanding BASE using expand_simple_operations.
8331 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8333 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8334 New transformations.
8336 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8338 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8340 2016-04-20 Jan Hubicka <jh@suse.cz>
8342 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8343 ultiimate_alias_target.
8344 (update_callee_keys): Likewise.
8345 (lookup_recursive_calls): Likewise.
8346 (speculation_useful_p): Likewise.
8348 2016-04-20 Jan Hubicka <jh@suse.cz>
8351 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8352 (set_nothrow_flag_1): ... this; handle interposition correctly;
8353 recurse on aliases and thunks.
8354 (cgraph_node::set_nothrow_flag): New.
8355 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8356 functions compiled with non-call exceptions that binds to current
8358 (propagate_nothrow): Be safe WRT interposition.
8359 * cgraph.h (set_nothrow_flag): Update prototype.
8361 2016-04-18 Jan Hubicka <jh@suse.cz>
8363 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8364 max_loop_iterations_int.
8365 (tree_unswitch_outer_loop): Likewise.
8367 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8369 PR tree-optimization/69489
8370 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8371 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8372 Revise dump message.
8373 (if_convertible_bb_p): Remove check on edge count of basic block's
8376 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8378 PR tree-optimization/56625
8379 PR tree-optimization/69489
8380 * tree-data-ref.h (DR_INNERMOST): New macro.
8381 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8382 hashing struct innermost_loop_behavior.
8383 (ref_DR_map): Remove.
8384 (innermost_DR_map): New map.
8385 (baseref_DR_map): Revise comment.
8386 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8387 to innermost_DR_map accroding to its innermost loop behavior.
8388 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8389 to its innermost loop behavior.
8390 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8391 Add initialization for innermost_DR_map. Record memory reference
8392 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8393 have innermost loop behavior.
8394 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8397 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8399 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8400 *lea_general_1. Use explicit SWI12 mode interator.
8401 (*lea<mode>_general_2): Rename from *lea_general_2.
8402 Use explicit SWI12 mode interator.
8403 (*lea<mode>_general_3): Rename from *lea_general_3.
8404 Use explicit SWI12 mode interator.
8405 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8406 Use explicit SWI12 mode interator.
8407 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8408 Use explicit SWI48 mode interator.
8410 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8412 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8413 Short-cut unaligned load and store cases. Handle all integer
8415 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8416 and store cases. Call ix86_avx256_split_vector_move_misalign
8417 directly without checking mode class.
8419 2016-04-20 Andrew Pinski <apinski@cavium.com>
8420 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8423 * config/aarch64/aarch64.md (sibcall): Force call
8424 address to be DImode for ILP32.
8425 (sibcall_value): Likewise.
8427 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8429 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8431 2016-04-20 Richard Biener <rguenther@suse.de>
8433 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8434 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8435 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8436 (maybe_push_res_to_seq): Adjust.
8437 * gimple-fold.c (maybe_build_generic_op): Likewise.
8439 2016-04-20 Marek Polacek <polacek@redhat.com>
8441 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8444 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8446 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8447 use kmovw to support AVX512F target.
8449 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8451 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8453 2016-04-20 Marek Polacek <polacek@redhat.com>
8455 PR tree-optimization/70725
8456 * tree-if-conv.c (is_false_predicate): New function.
8457 (predicate_mem_writes): Use it.
8459 2016-04-20 Richard Biener <rguenther@suse.de>
8461 PR tree-optimization/70726
8462 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8463 shift amounts from a pattern stmt operand.
8465 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8468 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8469 stack_restore_from_fpr pattern when restoring r15.
8470 (s390_optimize_prologue): Strip away the memory barrier in the
8471 parallel when trying to get rid of restore insns.
8472 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8473 definition for loading the stack pointer from an FPR. Compared to
8474 the normal move insn this pattern includes a full memory barrier.
8476 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8479 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8480 implicitly linear or lastprivate iterator on the outer context.
8482 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8484 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8486 * config/i386/i386.md (ssememalign): Removed.
8487 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8489 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8492 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8493 const short * to __builtin_ia32_loaddquhi512_mask.
8494 (_mm512_maskz_loadu_epi16): Likewise.
8495 (_mm512_mask_storeu_epi16): Pass short * to
8496 __builtin_ia32_storedquhi512_mask.
8497 (_mm512_mask_loadu_epi8): Pass const char * to
8498 __builtin_ia32_loaddquqi512_mask.
8499 (_mm512_maskz_loadu_epi8): Likewise.
8500 (_mm512_mask_storeu_epi8): Pass char * to
8501 __builtin_ia32_storedquqi512_mask.
8502 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8503 const double * to __builtin_ia32_loadupd512_mask.
8504 (_mm512_mask_loadu_pd): Likewise.
8505 (_mm512_maskz_loadu_pd): Likewise.
8506 (_mm512_storeu_pd): Pass double * to
8507 __builtin_ia32_storeupd512_mask.
8508 (_mm512_mask_storeu_pd): Likewise.
8509 (_mm512_loadu_ps): Pass const float * to
8510 __builtin_ia32_loadups512_mask.
8511 (_mm512_mask_loadu_ps): Likewise.
8512 (_mm512_maskz_loadu_ps): Likewise.
8513 (_mm512_storeu_ps): Pass float * to
8514 __builtin_ia32_storeups512_mask.
8515 (_mm512_mask_storeu_ps): Likewise.
8516 (_mm512_mask_loadu_epi64): Pass const long long * to
8517 __builtin_ia32_loaddqudi512_mask.
8518 (_mm512_maskz_loadu_epi64): Likewise.
8519 (_mm512_mask_storeu_epi64): Pass long long *
8520 to __builtin_ia32_storedqudi512_mask.
8521 (_mm512_loadu_si512): Pass const int * to
8522 __builtin_ia32_loaddqusi512_mask.
8523 (_mm512_mask_loadu_epi32): Likewise.
8524 (_mm512_maskz_loadu_epi32): Likewise.
8525 (_mm512_storeu_si512): Pass int * to
8526 __builtin_ia32_storedqusi512_mask.
8527 (_mm512_mask_storeu_epi32): Likewise.
8528 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8529 char * to __builtin_ia32_storedquqi256_mask.
8530 (_mm_mask_storeu_epi8): Likewise.
8531 (_mm256_mask_loadu_epi16): Pass const short * to
8532 __builtin_ia32_loaddquhi256_mask.
8533 (_mm256_maskz_loadu_epi16): Likewise.
8534 (_mm_mask_loadu_epi16): Pass const short * to
8535 __builtin_ia32_loaddquhi128_mask.
8536 (_mm_maskz_loadu_epi16): Likewise.
8537 (_mm256_mask_loadu_epi8): Pass const char * to
8538 __builtin_ia32_loaddquqi256_mask.
8539 (_mm256_maskz_loadu_epi8): Likewise.
8540 (_mm_mask_loadu_epi8): Pass const char * to
8541 __builtin_ia32_loaddquqi128_mask.
8542 (_mm_maskz_loadu_epi8): Likewise.
8543 (_mm256_mask_storeu_epi16): Pass short * to.
8544 __builtin_ia32_storedquhi256_mask.
8545 (_mm_mask_storeu_epi16): Pass short * to.
8546 __builtin_ia32_storedquhi128_mask.
8547 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8548 const double * to __builtin_ia32_loadupd256_mask.
8549 (_mm256_maskz_loadu_pd): Likewise.
8550 (_mm_mask_loadu_pd): Pass onst double * to
8551 __builtin_ia32_loadupd128_mask.
8552 (_mm_maskz_loadu_pd): Likewise.
8553 (_mm256_mask_storeu_pd): Pass double * to
8554 __builtin_ia32_storeupd256_mask.
8555 (_mm_mask_storeu_pd): Pass double * to
8556 __builtin_ia32_storeupd128_mask.
8557 (_mm256_mask_loadu_ps): Pass const float * to
8558 __builtin_ia32_loadups256_mask.
8559 (_mm256_maskz_loadu_ps): Likewise.
8560 (_mm_mask_loadu_ps): Pass const float * to
8561 __builtin_ia32_loadups128_mask.
8562 (_mm_maskz_loadu_ps): Likewise.
8563 (_mm256_mask_storeu_ps): Pass float * to
8564 __builtin_ia32_storeups256_mask.
8565 (_mm_mask_storeu_ps): ass float * to
8566 __builtin_ia32_storeups128_mask.
8567 (_mm256_mask_loadu_epi64): Pass const long long * to
8568 __builtin_ia32_loaddqudi256_mask.
8569 (_mm256_maskz_loadu_epi64): Likewise.
8570 (_mm_mask_loadu_epi64): Pass const long long * to
8571 __builtin_ia32_loaddqudi128_mask.
8572 (_mm_maskz_loadu_epi64): Likewise.
8573 (_mm256_mask_storeu_epi64): Pass long long * to
8574 __builtin_ia32_storedqudi256_mask.
8575 (_mm_mask_storeu_epi64): Pass long long * to
8576 __builtin_ia32_storedqudi128_mask.
8577 (_mm256_mask_loadu_epi32): Pass const int * to
8578 __builtin_ia32_loaddqusi256_mask.
8579 (_mm256_maskz_loadu_epi32): Likewise.
8580 (_mm_mask_loadu_epi32): Pass const int * to
8581 __builtin_ia32_loaddqusi128_mask.
8582 (_mm_maskz_loadu_epi32): Likewise.
8583 (_mm256_mask_storeu_epi32): Pass int * to
8584 __builtin_ia32_storedqusi256_mask.
8585 (_mm_mask_storeu_epi32): Pass int * to
8586 __builtin_ia32_storedqusi128_mask.
8587 * config/i386/i386-builtin-types.def (PCSHORT): New.
8589 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8590 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8591 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8592 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8593 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8594 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8595 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8596 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8597 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8598 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8599 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8600 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8601 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8602 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8603 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8604 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8605 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8606 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8607 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8608 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8609 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8610 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8611 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8612 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8613 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8614 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8615 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8616 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8617 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8618 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8619 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8620 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8621 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8622 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8623 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8624 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8625 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8626 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8627 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8628 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8629 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8630 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8631 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8632 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8633 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8634 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8635 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8636 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8637 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8639 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8640 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8642 (ix86_expand_vector_move_misalign): Likewise.
8643 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8644 to scalar function prototype for unaligned load/store builtins.
8645 (ix86_expand_special_args_builtin): Updated.
8646 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8647 (UNSPEC_STOREU): Likewise.
8648 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8649 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8650 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8651 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8652 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8653 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8654 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8655 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8656 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8657 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8658 (<avx512>_storedqu<mode>_mask): Likewise.
8659 (*sse4_2_pcmpestr_unaligned): Likewise.
8660 (*sse4_2_pcmpistr_unaligned): Likewise.
8661 (*mov<mode>_internal): Renamed to ...
8662 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8663 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8664 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8665 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8667 2016-04-19 Richard Biener <rguenther@suse.de>
8669 PR tree-optimization/70171
8670 * tree-ssa-phiprop.c: Include stor-layout.h.
8671 (phiprop_insert_phi): Handle the aggregate copy case.
8672 (propagate_with_phi): Likewise.
8674 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8676 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8677 instead of simplify_gen_subreg (... , 0).
8678 (ix86_delegitimize_address): Ditto.
8679 (ix86_split_divmod): Ditto.
8680 (ix86_split_copysign_const): Ditto.
8681 (ix86_split_copysign_var): Ditto.
8682 (ix86_expand_args_builtin): Ditto.
8683 (ix86_expand_round_builtin): Ditto.
8684 (ix86_expand_special_args_builtin): Ditto.
8685 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8686 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8687 (udivmodqi4): Ditto.
8688 (absneg splitters): Ditto.
8689 (*jcc_bt<mode>_1): Ditto.
8691 2016-04-19 Richard Biener <rguenther@suse.de>
8693 PR tree-optimization/70724
8694 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8695 restoring out from ...
8696 (free_scc_vn): ... here.
8697 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8698 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8700 (pass_fre::execute): Restore SSA info.
8702 2016-04-19 Richard Biener <rguenther@suse.de>
8704 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8705 * gimple-walk.c (walk_gimple_op): Initialize it.
8706 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8707 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8708 remapping SSA names of defs.
8709 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8712 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8715 * lra-constraints.c (equiv_substition_p): New.
8716 (process_alt_operands): Use it.
8717 (swap_operands): Swap it.
8718 (curr_insn_transform): Update it.
8720 2016-04-18 Michael Matz <matz@suse.de>
8722 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8723 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8724 * tree-core.h (tree_type_common.align): Use bit-field.
8725 (tree_type_common.spare): New.
8726 (tree_decl_common.off_align): Make smaller.
8727 (tree_decl_common.align): Use bit-field.
8729 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8730 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8731 (scan_sharing_clauses): Ditto.
8732 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8733 (omp_finish_file): Ditto.
8734 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8735 (layout_decl): Ditto.
8736 (relayout_decl): Ditto.
8737 (finalize_record_size): Use SET_TYPE_ALIGN.
8738 (finalize_type_size): Ditto.
8739 (finish_builtin_struct): Ditto.
8740 (layout_type): Ditto.
8741 (initialize_sizetypes): Ditto.
8742 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8743 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8744 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8745 (get_chain_field): Ditto.
8746 (get_trampoline_type): Ditto.
8747 (get_nl_goto_field): Ditto.
8748 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8750 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8751 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8752 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8753 (build_qualified_type): Use SET_TYPE_ALIGN.
8754 (build_aligned_type, build_range_type_1): Ditto.
8755 (build_atomic_base): Ditto.
8756 (build_common_tree_nodes): Ditto.
8757 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8758 (expand_one_stack_var_at): Ditto.
8759 * coverage.c (build_var): Use SET_DECL_ALIGN.
8760 * except.c (init_eh): Ditto.
8761 * function.c (assign_parm_setup_block): Ditto.
8762 * symtab.c (increase_alignment_1): Ditto.
8763 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8764 * tree-vect-stmts.c (ensure_base_align): Ditto.
8765 * varasm.c (align_variable): Ditto.
8766 (assemble_variable): Ditto.
8767 (build_constant_desc): Ditto.
8768 (output_constant_def_contents): Ditto.
8770 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8771 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8772 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8773 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8774 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8776 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8779 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8780 replace %vmovsd with "%vmovq".
8781 (vec_concatv2df): Likewise.
8783 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8785 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8786 (*vec_extractv2si_0): Ditto.
8787 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8788 (zero_extended_scalar_load_operand splitters): Ditto.
8789 (vec_extract splitters): Ditto.
8790 (*vec_extractv4si_0_zext): Ditto.
8791 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8793 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8794 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8795 (*sse4_1_extractps): Use lowpart_subreg.
8796 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8798 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8800 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8802 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8803 Mention Solaris 11 packaging changes.
8804 Update gas and gld requirements.
8805 Remove reference to pre-Solaris 10 bug.
8806 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8808 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8811 2016-04-17 Jan Hubicka <jh@suse.cz>
8813 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8814 max_loop_iterations_int.
8816 2016-04-18 Richard Biener <rguenther@suse.de>
8818 PR tree-optimization/43434
8819 * tree-ssa-structalias.c (struct vls_data): New.
8820 (visit_loadstore): Handle all pointer-based accesses.
8821 (compute_dependence_clique): Compute a bitmap of restrict tags
8822 assigned bases and pass it to visit_loadstore.
8824 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8827 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8828 armv8.1-a and armv8.1-a+crc.
8830 2016-04-18 Richard Biener <rguenther@suse.de>
8832 PR tree-optimization/70701
8833 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8834 references after translating through a memcpy.
8836 2016-04-18 Richard Biener <rguenther@suse.de>
8838 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8839 (compute_antic): ... here. For partial antic use regular
8840 postorder and scrap iteration.
8841 (compute_partial_antic_aux): Remove unused return value.
8842 (init_pre): Do not allocate postorder.
8843 (fini_pre): Do not free postorder.
8845 2016-04-18 Richard Biener <rguenther@suse.de>
8848 * expmed.c (extract_bit_field_1): Remove broken case
8849 using a wider MODE_INT mode.
8851 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8853 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8854 unless compiling with at least GCC-4.8.
8856 2016-04-17 Jan Hubicka <jh@suse.cz>
8859 * graphite.c (graphite_finalize): Update call to
8860 tree_estimate_probability.
8861 * predict.h (tree_estimate_probability): Update prototype.
8863 2016-04-17 Jan Hubicka <jh@suse.cz>
8865 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8866 (tree_estimate_probability): Likewise.
8867 (pass_profile::execute): Update.
8868 (report_predictor_hitrates): New function.
8869 * profile.c (compute_branch_probabilities): Use it.
8870 * predict.h (report_predictor_hitrates): Declare.
8872 2016-04-17 Jan Hubicka <jh@suse.cz>
8875 * cgraph.h (cgraph_node::set_const_flag,
8876 cgraph_node::set_pure_flag): Update prototype to return bool;
8878 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8879 of interposable symbol are interposable, too.
8880 (cgraph_set_const_flag_1): Rename to ...
8881 (set_const_flag_1): ... this one; change to self recursive function
8882 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8883 clearnig the flag in all variants and also virtual thunks of const
8884 functions are pure; track if any change was done.
8885 (cgraph_node::set_const_flag): Update.
8886 (struct set_pure_flag_info): New struct.
8887 (cgraph_set_pure_flag_1): Rename to ...
8888 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8889 rather than pointer encoded flags; track if any changes was done;
8890 handle correctly clearning flag and setting flag of aliases already
8892 (cgraph_node::set_pure_flag): Update.
8893 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8895 2016-04-17 Tom de Vries <tom@codesourcery.com>
8898 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8901 2016-04-17 Tom de Vries <tom@codesourcery.com>
8903 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8904 '{}<> ' as escape-for-record.
8906 2016-04-17 Tom de Vries <tom@codesourcery.com>
8908 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8911 2016-04-17 Tom de Vries <tom@codesourcery.com>
8914 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8915 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8916 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8917 * passes.c (finish_optimization_passes): Only call
8918 finish_graph_dump_file if dfi->graph_dump_initialized.
8919 (execute_function_dump, pass_init_dump_file): Use
8920 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8922 2016-04-17 Tom de Vries <tom@codesourcery.com>
8924 PR tree-optimization/70256
8925 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8926 (debug_varmap): New function.
8928 2016-04-17 Tom de Vries <tom@codesourcery.com>
8931 * passes.c (pass_manager::register_pass): Propagate pflags.
8933 2016-04-17 Tom de Vries <tom@codesourcery.com>
8936 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8937 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8938 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8939 check if it's equal to p_start.
8940 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8942 2016-04-15 Jan Hubicka <jh@suse.cz>
8945 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8946 function does not bind to current def.
8947 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8948 handle conservatively calls to functions that does not need to bind
8950 (check_call): Update call of worse_state.
8951 (ignore_edge_for_nothrow): Update.
8952 (ignore_edge_for_pure_const): Likewise.
8953 (propagate_pure_const): Update calls to worse_state.
8954 (skip_function_for_local_pure_const): Reformat comments.
8956 2016-04-15 Jan Hubicka <jh@suse.cz>
8959 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8960 (cgraph_node::function_symbol): Likewise.
8961 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8962 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8963 (symtab_node::ultimate_alias_target): Add REF parameter.
8964 (symtab_node::binds_to_current_def_p): Declare.
8965 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8966 (cgraph_node::function_symbol): Likewise.
8967 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8968 (cgraph_node::get_availability): Likewise.
8969 (cgraph_edge::binds_to_current_def_p): New inline function.
8970 (varpool_node::get_availability): Add REF parameter.
8971 (varpool_node::ultimate_alias_target): Likewise.
8972 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8973 (symtab_node::binds_to_current_def_p): Likewise.
8974 * varpool.c (varpool_node::get_availability): Likewise.
8976 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8979 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8980 Fix mode size check.
8982 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8984 * BASE-VER: Set to 7.0.0.
8986 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8988 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8990 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8992 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8993 architecture revisions.
8995 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8997 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8998 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8999 * config/i386/i386.md (stack decrement to push peepholes): Guard
9000 with !x86_using_red_zone ().
9002 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9005 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9006 to dump_generic_node.
9007 (NIY): Pass also flags to do_niy.
9009 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9011 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9012 (simd_clone_vector_of_formal_parm_types)
9013 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9014 (simd_clone_mangle, simd_clone_create)
9015 (simd_clone_adjust_return_type, create_tmp_simd_array)
9016 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9017 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9018 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9019 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9020 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9021 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9022 * omp-simd-clone.c: ... this new file.
9023 (simd_clone_vector_of_formal_parm_types): Make it static.
9024 * Makefile.in (OBJS): Add omp-simd-clone.o.
9026 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9029 * config/i386/sse.md: Use proper memory operand modifiers.
9032 2016-04-15 Richard Biener <rguenther@suse.de>
9033 Alan Modra <amodra@gmail.com>
9035 PR tree-optimization/70130
9036 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9037 when alignment stays not the same and no not use the realign
9040 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9043 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9044 direct move handlers for KFmode. Change TFmode handlers test from
9045 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9047 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9050 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9051 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9052 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9053 * tree-ssa-live.c (remove_unused_scope_block_p): When
9054 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9055 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9056 block_ultimate_origin is FUNCTION_DECL.
9057 (remove_unused_locals): If current_function_decl is
9058 polymorphic_ctor_dtor_p, pass initial true to
9059 remove_unused_scope_block_p' is_ctor_dtor_block.
9061 2016-04-14 Martin Sebor <msebor@redhat.com>
9066 * doc/extend.texi (Variable Length): Revert.
9068 2016-04-14 Marek Polacek <polacek@redhat.com>
9069 Jan Hubicka <hubicka@ucw.cz>
9072 * tree.c (verify_type): Disable the canonical type of main variant
9075 2016-04-14 Jason Merrill <jason@redhat.com>
9077 * cfgexpand.c, expr.c: Revert previous change.
9079 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9082 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9083 when building a mem ref for the incoming reduction variable.
9085 2016-04-14 Richard Biener <rguenther@suse.de>
9087 PR tree-optimization/70614
9088 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9089 loop if the evolution dropped to chrec_dont_know.
9090 (interpret_condition_phi): Likewise.
9092 2016-04-14 Richard Biener <rguenther@suse.de>
9094 PR tree-optimization/70623
9095 * tree-ssa-pre.c (changed_blocks): Make global ...
9096 (compute_antic): ... local here. Move and fix worklist
9097 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9098 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9099 worklist handling, dump when ANTIC_IN changed.
9100 (compute_partial_antic_aux): Remove worklist handling.
9101 (init_pre): Do not compute post dominators. Add a comment about
9102 the CFG order chosen.
9103 (fini_pre): Do not free post dominators.
9105 2016-04-13 Martin Sebor <msebor@redhat.com>
9110 * doc/extend.texi (Variable Length): Document C++ specifics.
9112 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9115 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9116 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9117 eh edges have been purged.
9120 * tree-sra.c (create_access_replacement,
9121 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9123 * tree-pretty-print.c (dump_fancy_name): New function.
9124 (dump_decl_name, dump_generic_node): Use it.
9126 2016-04-13 Jason Merrill <jason@redhat.com>
9128 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9129 * expr.c (expand_expr_real_1): Likewise.
9131 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9133 * config/i386/i386.md (kunpckhi): Swap operands.
9134 (kunpcksi): Likewise.
9135 (kunpckdi): Likewise.
9136 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9137 (vec_pack_trunc_<mode>): Likewise.
9139 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9142 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9145 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9146 gimplification turns some element into non-constant.
9149 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9150 * explow.c (convert_memory_address_addr_space_1): No longer static,
9151 add NO_EMIT argument and don't call convert_modes if true, pass
9152 it down recursively, remove break after return.
9153 (convert_memory_address_addr_space): Adjust caller.
9154 * simplify-rtx.c (simplify_unary_operation_1): Call
9155 convert_memory_address_addr_space_1 instead of convert_memory_address,
9156 if it returns NULL, don't simplify.
9158 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9161 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9163 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9165 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9166 Bump the upper SIMDLEN limits, so that if the return type or
9167 characteristic type if the return type is void can be passed in
9168 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9171 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9174 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9175 Do not use "=" constraint on an input constraint.
9176 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9177 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9178 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9179 generates (neg (abs ...)) instead of (abs ...).
9181 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9183 PR rtl-optimization/70596
9184 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9185 just invalidate LRA data and reset them. Adjust dump wording.
9187 2016-04-12 Martin Liska <mliska@suse.cz>
9190 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9192 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9194 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9195 max_loop_iterations_int.
9196 (tree_unswitch_outer_loop): Likewise.
9197 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9198 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9200 2016-04-12 Tom de Vries <tom@codesourcery.com>
9202 PR tree-optimization/68756
9203 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9204 instead of new_name.
9206 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9208 PR tree-optimization/70602
9209 * tree-sra.c (generate_subtree_copies): Don't write anything into
9210 constant pool decls.
9212 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9213 regardless whether there are depend clauses or not.
9215 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9218 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9219 target attribute and pragma from changing the -mfloat128
9220 and -mfloat128-hardware options.
9222 * doc/extend.texi (Additional Floating Types): Document PowerPC
9223 __float128 restrictions.
9225 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9228 * config/aarch64/driver-aarch64.c
9229 (aarch64_get_extension_string_for_isa_flags): New.
9230 (arch_extension): Rename to...
9231 (aarch64_arch_extension): ...This.
9232 (ext_to_feat_string): Rename to...
9233 (aarch64_extensions): ...This.
9234 (aarch64_core_data): Keep track of architecture extension flags.
9235 (cpu_data): Rename to...
9236 (aarch64_cpu_data): ...This.
9237 (aarch64_arch_driver_info): Keep track of architecture extension
9239 (get_arch_name_from_id): Rename to...
9240 (get_arch_from_id): ...This, change return type.
9241 (host_detect_local_cpu): Update and reformat for renames, handle
9242 extensions through common infrastructure.
9244 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9247 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9248 track of a canonical flag name.
9249 (all_extensions): Likewise.
9250 (arch_to_arch_name): Also track extension flags enabled by the arch.
9251 (all_architectures): Likewise.
9252 (aarch64_parse_extension): Move to here.
9253 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9255 (aarch64_rewrite_selected_cpu): Update for above change.
9256 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9257 are handled, such that the single explicit value enabled by an
9258 extension is kept seperate from the implicit values it also enables.
9259 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9261 (aarch64_parse_extension): New.
9262 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9263 here to config/aarch64/aarch64-protos.h.
9264 (aarch64_parse_extension): Move from here to
9265 common/config/aarch64/aarch64-common.c.
9266 (aarch64_option_print): Update.
9267 (aarch64_declare_function_name): Likewise.
9268 (aarch64_start_file): Likewise.
9269 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9270 the canonical flag for extensions.
9271 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9274 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9276 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9279 2016-04-09 Tom de Vries <tom@codesourcery.com>
9281 PR tree-optimization/68953
9282 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9283 first to last subscript.
9285 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9287 PR tree-optimization/70586
9288 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9291 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9295 PR tree-optimization/70373
9299 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9300 clauses for acc parallel reductions as necessary. Error on those
9302 * omp-low.c (scan_sharing_clauses): Don't install variables which
9303 are used in acc parallel reductions.
9304 (lower_rec_input_clauses): Remove dead code.
9305 (lower_oacc_reductions): Add support for reference reductions.
9306 (lower_reduction_clauses): Remove dead code.
9307 (lower_omp_target): Don't remap variables appearing in acc parallel
9309 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9311 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9314 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9315 with multiple SSA_NAME defs, force the outputs other than first
9316 to be live before calling live_track_process_def on each output.
9318 PR rtl-optimization/70574
9319 * fwprop.c (forward_propagate_and_simplify): Don't add
9320 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9321 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9322 paradoxical subregs within *loc.
9324 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9326 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9327 -ftree-parallelize-loops={0,1}.
9328 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9329 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9330 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9331 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9332 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9334 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9337 * asan.c (instrument_derefs): If we get unknown location, extract it
9339 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9341 2016-04-08 Tom de Vries <tom@codesourcery.com>
9343 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9344 implicit firstprivate clause.
9346 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9349 * config/arm/thumb2.md (tst + branch-> lsls + branch
9350 peephole below *orsi_not_shiftsi_si): Require that condition
9351 register is dead after the peephole.
9352 (second peephole after the above): Likewise.
9354 2016-04-08 Alan Modra <amodra@gmail.com>
9357 * builtins.c (fold_builtin_classify): For IBM extended precision,
9358 look at just the high-order double to test for NaN.
9359 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9360 test just the high double for Inf but both doubles for subnormal
9363 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9365 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9366 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9367 node->simdclone->mask_mode != VOIDmode masks.
9368 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9369 earlier, use it instead of node->simdclone.
9370 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9371 Set clonei->mask_mode.
9373 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9376 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9377 Pass it through to cp_parser_already_scoped_statement.
9378 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9379 it through to cp_parser_statement.
9380 (cp_parser_statement): Pass IF_P through to
9381 cp_parser_iteration_statement.
9382 (cp_parser_pragma): Adjust call to
9383 cp_parser_iteration_statement.
9385 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9388 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9389 resolve a future -Wparentheses warning.
9390 * omp-low.c (scan_sharing_clauses): Likewise.
9391 * tree-parloops.c (eliminate_local_variables): Likewise.
9393 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9395 PR rtl-optimization/70398
9396 * lra-constraints.c (process_address_1): Check zero scale and code
9397 for reloading with zero scale.
9399 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9401 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9402 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9404 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9406 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9407 Add support for AVX512F clones, include them by default for
9408 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9409 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9413 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9414 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9415 firstprivate clauses.
9416 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9417 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9418 (lower_omp_target): Set TREE_NO_WARNING for
9419 non-addressable possibly uninitialized vars which are copied into
9420 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9422 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9424 * config/pa/predicates.md (integer_store_memory_operand): Accept
9425 REG+D operands with a large offset when reload_in_progress is true.
9426 (floating_point_store_memory_operand): Likewise.
9428 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9431 * match.pd (nested int casts): Limit to GIMPLE.
9433 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9436 * ipa-devirt.c (maybe_record_node): Fix comment; use
9437 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9439 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9441 PR rtl-optimization/70542
9442 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9443 if there are any uses other than insn or debug insns.
9445 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9446 Jakub Jelinek <jakub@redhat.com>
9448 PR tree-optimization/70509
9449 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9450 Shift HOST_WIDE_INT_1U instead of 1.
9452 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9454 PR tree-optimization/70509
9455 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9456 of the vector base type for index.
9458 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9461 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9463 2016-04-05 Richard Biener <rguenther@suse.de>
9465 PR tree-optimization/70526
9466 * tree-sra.c (build_ref_for_offset): Use prev_base to
9467 extract the alias pointer type.
9469 2016-04-05 Richard Biener <rguenther@suse.de>
9471 * dse.c (struct store_info): Remove alias_set member.
9472 (struct read_info_type): Likewise.
9473 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9474 spill_deleted, clear_alias_set_lookup): Remove.
9475 (get_group_info): Remove dead base == NULL_RTX case.
9476 (dse_step0): Remove initialization of removed variables.
9477 (delete_dead_store_insn): Reomve alias set dumping.
9478 (free_read_records): Remove alias_set handling.
9479 (canon_address): Remove alias_set_out parameter.
9480 (record_store): Remove spill_alias_set, it's always zero.
9481 (check_mem_read_rtx): Likewise.
9482 (dse_step2): Rename from ...
9483 (dse_step2_nospill): ... this. Adjust.
9484 (scan_stores): Rename from ...
9485 (scan_stores_nospill): ... this.
9486 (scan_reads): Rename from ...
9487 (scan_reads_nospill): ... this.
9488 (scan_stores_spill, scan_reads_spill): Remove.
9489 (dse_step3_scan): Remove for_spills argument which is always false.
9490 (dse_step3): Likewise.
9491 (dse_step5): Rename from ...
9492 (dse_step5_nospill): ... this. Remove alias_set handling.
9493 (rest_of_handle_dse): Adjust.
9495 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9498 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9499 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9500 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9501 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9503 2016-04-05 Richard Biener <rguenther@suse.de>
9506 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9507 non-register type temporaries into SSA.
9509 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9512 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9513 calls when sanitizing.
9514 (possible_polymorphic_call_target_p): Fix formatting.
9516 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9517 Jakub Jelinek <jakub@redhat.com>
9520 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9521 to ensure a call statement is compatible with a built-in's
9523 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9526 2016-04-04 Richard Biener <rguenther@suse.de>
9528 PR rtl-optimization/70484
9529 * rtl.h (canon_output_dependence): Declare.
9530 * alias.c (canon_output_dependence): New function.
9531 * dse.c (record_store): Use canon_output_dependence rather
9532 than canon_true_dependence.
9534 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9537 * cgraph.h (symtab_node::copy_visibility_from): New function.
9538 * symtab.c (symtab_node::copy_visibility_from): New function.
9539 * ipa-visibility.c (optimize_weakref): New function.
9540 (function_and_variable_visibility): Use it.
9542 2016-04-04 Martin Liska <mliska@suse.cz>
9545 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9546 value that is really in range handled by SBR instruction.
9547 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9548 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9549 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9551 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9555 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9556 set, but not for SP_REG operands.
9558 2016-04-02 Martin Sebor <msebor@redhat.com>
9561 * fold-const.c (maybe_nonzero_address): New function.
9562 (fold_comparison): Call it. Fold equality and relational
9563 expressions involving null pointers.
9564 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9566 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9568 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9569 the "Y" constraint (scalar FP 0.0 immediate).
9571 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9572 Add the "const_double" to the list of operand constraints.
9574 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9576 PR rtl-optimization/70467
9577 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9578 If low word of the last operand is 0, just emit addition/subtraction
9581 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9584 * config/s390/s390.c (s390_expand_insv): Check for everything
9585 constant instead of just VOIDmode stuff.
9587 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9590 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9592 2016-04-01 Nathan Sidwell <nathan@acm.org>
9594 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9596 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9598 PR rtl-optimization/70461
9599 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9602 2016-03-31 Martin Liska <mliska@suse.cz>
9605 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9606 a tree value or an immediate integer value to a buffer
9607 that is eventually copied to a BRIG section.
9608 (emit_immediate_operand): Call the function here.
9609 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9610 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9611 of class' fields that are removed.
9612 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9613 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9614 m_brig_repr_size fields.
9616 2016-03-31 Martin Liska <mliska@suse.cz>
9619 * hsa-gen.c (hsa_function_representation::update_dominance): New
9621 (convert_addr_to_flat_segment): Likewise.
9622 (gen_hsa_memory_set): New alignment argument.
9623 (gen_hsa_ctor_assignment): Likewise.
9624 (gen_hsa_insns_for_single_assignment): Provide alignment
9625 to gen_hsa_ctor_assignment.
9626 (gen_hsa_insns_for_direct_call): Add new argument.
9627 (expand_lhs_of_string_op): New function.
9628 (expand_string_operation_builtin): Likewise.
9629 (expand_memory_copy): New function.
9630 (expand_memory_set): New function.
9631 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9632 (convert_switch_statements): Change signature.
9633 (generate_hsa): Use a return value of the function.
9634 (pass_gen_hsail::execute): Do not call
9635 convert_switch_statements here.
9636 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9637 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9638 (hsa_function_representation::update_dominance): New function.
9640 2016-03-31 Martin Liska <mliska@suse.cz>
9643 * hsa-brig.c (emit_directive_variable): Emit alignment
9644 according to hsa_symbol::m_align.
9645 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9646 (dump_hsa_symbol): Dump alignment of HSA symbols.
9647 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9648 (gen_hsa_addr_with_align): New function.
9649 (hsa_bitmemref_alignment): Use newly added function.
9650 (gen_hsa_insns_for_load): Likewise.
9651 (gen_hsa_insns_for_store): Likewise.
9652 (gen_hsa_memory_copy): New argument added.
9653 (gen_hsa_insns_for_single_assignment): Respect
9654 alignment for assignments processed via gen_hsa_memory_copy.
9655 (gen_hsa_insns_for_direct_call): Likewise.
9656 (gen_hsa_insns_for_return): Likewise.
9657 (gen_function_def_parameters): Set default alignment.
9658 * hsa.c (hsa_object_alignment): New function.
9659 (hsa_byte_alignment): Pasted function.
9660 * hsa.h (hsa_symbol::m_align): New field.
9662 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9664 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9665 scratch field for goto case.
9667 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9669 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9671 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9674 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9675 (scalar_chain::convert_insn): Call convert_op for reg
9676 moves to handle undefined registers.
9678 2016-03-31 Nathan Sidwell <nathan@acm.org>
9681 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9682 Assert we don't want to move backwards.
9684 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9687 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9689 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9691 PR rtl-optimization/70460
9692 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9693 with operand from REG_LABEL_OPERAND, instead substitute
9694 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9695 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9697 2016-03-31 Martin Liska <mliska@suse.cz>
9699 * passes.c (execute_one_pass): Do not call
9700 todo_after for a discarded function.
9702 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9704 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9705 (no_cost, infinite_cost): Initialize the new field.
9706 (get_computation_cost_at): Record setup cost.
9707 (determine_use_iv_cost_address): Skip cost computation for sub
9708 uses if we can estimate it without losing accuracy.
9710 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9712 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9714 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9715 max_loop_iterations_int.
9716 (tree_unswitch_outer_loop): Likewise.
9717 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9718 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9720 2016-03-30 Richard Biener <rguenther@suse.de>
9723 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9725 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9728 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9729 in gen_blendm expander.
9731 2016-03-30 Nick Clifton <nickc@redhat.com>
9734 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9735 case where we are already provided with an SImode SUBREG.
9737 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9740 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9741 conflict between DRAP register and __builtin_eh_return.
9743 2016-03-30 Michael Matz <matz@suse.de>
9744 Richard Biener <rguenther@suse.de>
9747 * ipa-polymorphic-call.c (struct type_change_info): Change
9748 speculative to an unsigned allowing to limit the work we do.
9749 (csftc_abort_walking_p): New inline function..
9750 (check_stmt_for_type_change): Limit the number of may-defs
9751 skipped for speculative devirtualization to
9752 max-speculative-devirt-maydefs.
9753 * params.def (max-speculative-devirt-maydefs): New param.
9754 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9756 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9759 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9762 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9764 PR tree-optimization/59124
9765 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9766 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9768 2016-03-29 Jeff Law <law@redhat.com>
9770 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9772 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9774 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9777 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9779 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9780 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9781 gcrt0.o if linking dynamically.
9783 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9786 * ipa-devirt.c (methods_equal_p): New function.
9787 (compare_virtual_tables): Use it.
9788 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9789 * cgraphclones.c (clone_function_name_1): Use
9790 symbol_table::symbol_suffix_separator.
9791 * coverage.c (build_var): Likewise.
9792 * symtab.c (symbol_table::symbol_suffix_separator): New.
9794 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9796 PR rtl-optimization/70429
9797 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9798 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9799 mode != result_mode.
9802 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9804 PR tree-optimization/70405
9805 * ssa-iterators.h (num_imm_uses): Add missing braces.
9807 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9809 PR rtl-optimization/68695
9810 * ira-color.c (allocno_copy_cost_saving): New.
9811 (improve_allocation): Use it.
9813 2016-03-29 Richard Henderson <rth@redhat.com>
9816 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9818 2016-03-29 Richard Biener <rguenther@suse.de>
9821 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9822 use alignment returned by get_pointer_alignment_1 if it is
9823 bigger than BITS_PER_UNIT.
9824 * builtins.c (get_pointer_alignment_1): Do not return true
9825 for alignment extracted from SSA info.
9827 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9829 * config/ft32/ft32.opt (mnodiv): New.
9830 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9831 * doc/invoke.texi (FT32 Options -mnodiv): New.
9833 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9836 * config/i386/i386.md (define_split, andn): Fix modes.
9838 2016-03-26 Richard Biener <rguenther@suse.de>
9839 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9842 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9844 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9845 as 2nd argument to cl_optimization_restore().
9847 2016-03-25 Richard Henderson <rth@redhat.com>
9850 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9851 * config/aarch64/aarch64-protos.h: Declare it.
9852 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9854 2016-03-25 Alan Modra <amodra@gmail.com>
9857 * config/rs6000/constraints.md (j): Simplify.
9858 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9860 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9861 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9862 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9863 in all constraint alternatives.
9864 (movtd_64bit_nodm): Delete "j" constraint alternative.
9866 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9868 * tree-ssa-propagate.c: Enhance docs for
9869 SSA_PROP_NOT_INTERESTING.
9871 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9873 * doc/extend.texi: Fix typo in documentation to pure attribute.
9875 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9878 * config/pa/pa.md (bswapdi2): Use a scratch register.
9880 2016-03-24 Richard Henderson <rth@redhat.com>
9883 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9886 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9888 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9889 using ix86_expand_binary_operator instead of gen_andsi3.
9891 2016-03-24 Richard Biener <rguenther@suse.de>
9893 PR tree-optimization/70396
9894 * tree-vect-stmts.c (vectorizable_comparison): Use
9895 get_vectype_for_scalar_type.
9897 2016-03-24 Richard Biener <rguenther@suse.de>
9900 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9901 with register bases.
9903 2016-03-24 Richard Biener <rguenther@suse.de>
9905 PR tree-optimization/70372
9906 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9907 build_all_ones_cst to also handle vector types correctly.
9909 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9912 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9915 2016-03-23 Marek Polacek <polacek@redhat.com>
9918 * doc/invoke.texi: Document -Wignored-attributes.
9920 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9922 PR tree-optimization/69042
9923 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9924 parameter from 30 to 40.
9926 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9928 PR tree-optimization/69042
9929 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9930 for use with constant offset stripped in base.
9932 2016-03-23 Richard Biener <rguenther@suse.de>
9935 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9936 mode compatibility check.
9937 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9939 2016-03-23 Jeff Law <law@redhat.com>
9941 PR tree-optimization/64058
9942 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9944 (struct ssa_conflicts): Move up earlier in the file.
9945 (conflicts_, var_map_): New static variables.
9946 (initialize_conflict_count): New function to initialize the
9947 CONFLICT_COUNT field for each conflict pair.
9948 (compare_pairs): Lazily initialize the conflict count and use it
9949 as the first tie-breaker.
9950 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9951 and wipe conflicts_ and map_ around the call to qsort. Remove
9952 special case for 2 coalesce pairs.
9953 * bitmap.c (bitmap_count_unique_bits): New function.
9954 (bitmap_count_bits_in_word): New function, extracted from
9956 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9957 * bitmap.h (bitmap_count_unique_bits): Declare it.
9959 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9962 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9963 transparent alias chain for decl assembler name.
9964 * config/sol2.c (solaris_assemble_visibility): Likewise.
9966 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9968 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9970 (v10_fdivs): Likewise.
9971 (v10_fdivd): Likewise.
9973 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9976 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9977 to not call fclose twice on file.
9979 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9981 PR tree-optimization/70354
9982 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9983 oprnd0 is wider than oprnd1 and there is a cast from the wider
9984 type to oprnd1, mask it with the mask of the narrower type.
9987 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9988 Optimize TARGET_STV splitters, if high or low word of last argument
9991 2016-03-22 Jeff Law <law@redhat.com>
9994 tree-ssa-threadbackward.c
9995 (fsm_find_control_statement_thread_paths): Correctly distinguish
9996 between old style jump threads vs FSM jump threads.
9998 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10001 * config/i386/i386.c (scalar_chain::convert_op): Support
10002 uninitialized register usage case.
10004 2016-03-22 Richard Biener <rguenther@suse.de>
10006 PR middle-end/70251
10007 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10009 (capture::gen_transform): ... to change behavior when substituting
10010 a condition into cond or not-cond expr context.
10011 (dt_simplify::gen_1): Adjust.
10012 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10013 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10014 last change and instead change to
10015 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10016 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10018 2016-03-22 Anthony Green <green@moxielogic.com>
10020 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10021 issue for moxiebox targets.
10022 (CC1PLUS_SPEC): Ditto.
10024 2016-03-22 Richard Biener <rguenther@suse.de>
10026 PR middle-end/70333
10027 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10030 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10032 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10034 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10037 * config/i386/i386.c (def_builtin): Handle
10038 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10040 (const struct builtin_description bdesc_special_args[]):
10041 Remove duplicate ISA bits.
10043 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10046 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10047 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10048 in a way that works also for AVX512BW.
10051 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10052 instead of source if operands[1] is xmm16 and above and
10053 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10054 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10057 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10058 on assign if (*from_p) is a comparison, set it to
10059 TREE_NO_WARNING (*from_p).
10061 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10063 PR middle-end/70326
10064 * lra.c (restore_scratches): Ignore deleted insns.
10066 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10067 Jakub Jelinek <jakub@redhat.com>
10069 PR tree-optimization/70317
10070 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10073 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10076 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10077 of ix86_expand_move.
10079 (movti): Use general_operand for operand 1 predicate.
10081 2016-03-21 Martin Liska <mliska@suse.cz>
10083 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10085 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10087 2016-03-21 Martin Liska <mliska@suse.cz>
10090 * ipa-icf.c (sem_function::parse): Skip static
10091 constructors and destructors.
10093 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10096 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10097 function-like macro, peek following token(s) if it is followed
10098 by CPP_OPEN_PAREN token with optional padding in between, and
10099 if not, don't treat it like a macro.
10101 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10102 Alexander Monakov <amonakov@ispras.ru>
10104 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10105 for the stabs debug format.
10107 2016-03-21 Richard Biener <rguenther@suse.de>
10109 PR tree-optimization/70310
10110 * tree-vect-generic.c (expand_vector_condition): Fold the built
10113 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10116 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10117 Block third alternative for AVX-512VL target,
10119 2016-03-21 Martin Liska <mliska@suse.cz>
10122 * hsa-brig.c (emit_function_directives): Mark unemitted
10123 global variables for emission.
10124 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10125 (get_symbol_for_decl): Likewise.
10126 * hsa.h (struct hsa_symbol): New flag.
10128 2016-03-21 Richard Biener <rguenther@suse.de>
10130 PR tree-optimization/70288
10131 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10132 we do not estimate unsimplified all-constant conditionals or
10133 switches as optimized away.
10135 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10137 PR rtl-optimization/69102
10138 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10139 when we have a readonly dependency context.
10141 2016-03-18 Jeff Law <law@redhat.com>
10143 PR rtl-optimization/70263
10144 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10145 (update_equiv_regs): When trying to move a store to after the insn
10146 that sets the source of the store, make sure the store occurs after
10147 the insn that sets the source of the store. When successful note
10148 the REG_EQUIV note created in the dump file.
10150 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10151 Bernd Schmidt <bschmidt@redhat.com>
10153 * doc/extend.texi: Document more potential problems with basic asms.
10155 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10157 PR rtl-optimization/70278
10158 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10161 2016-03-18 Jason Merrill <jason@redhat.com>
10163 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10165 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10167 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10168 values to 128b regs.
10170 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10172 PR tree-optimization/70252
10173 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10174 boolean vector has a proper number of elements.
10175 (supportable_narrowing_operation): Likewise.
10177 2016-03-18 Tom de Vries <tom@codesourcery.com>
10180 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10182 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10184 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10185 instead of replace_rtx for DEBUG_INSNs.
10187 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10189 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10190 load type reservations.
10192 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10195 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10196 define_constraint for "Q" and "T" constraints.
10198 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10200 Tweak the pipeline model for Exynos M1
10202 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10205 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10208 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10209 where one or both locations aren't within a line_map.
10211 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10214 * opts.c (finish_options): Don't set flag_pie to the default if
10215 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10218 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10220 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10221 true as ALL_REGS argument to replace_rtx.
10223 2016-03-17 Richard Biener <rguenther@suse.de>
10226 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10229 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10232 * rtl.h (replace_rtx): Add ALL_REGS argument.
10233 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10234 equality and assert mode is the same, instead of just rtx pointer
10236 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10237 true as ALL_REGS argument to replace_rtx.
10239 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10241 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10242 for boolean vector with vector mode only.
10243 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10245 2016-03-17 Nick Clifton <nickc@redhat.com>
10248 * config/rx/rx.c (rx_print_integer): Print negative constants in
10251 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10254 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10256 2016-03-16 Richard Henderson <rth@redhat.com>
10257 Richard Biener <rguenth@suse.de>
10259 PR middle-end/70240
10260 PR middle-end/68215
10262 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10263 first operand as is_gimple_condexpr.
10265 PR middle-end/70240
10266 PR middle-end/68215
10268 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10269 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10270 Do not gimplify the result.
10271 (do_unop): Adjust call to tree_vec_extract.
10272 (do_binop): Likewise.
10273 (do_compare): Likewise.
10274 (do_plus_minus): Likewise.
10275 (do_negate): Likewise.
10276 (expand_vector_condition): Likewise.
10277 (do_cond): Likewise.
10279 2016-03-16 Richard Henderson <rth@redhat.com>
10282 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10283 (aarch64_classify_address): Use it.
10284 (aarch64_legitimize_address): Force all subexpressions of PLUS
10285 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10287 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10288 Richard Biener <rguenth@suse.de>
10291 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10292 return to even if only REGNO is equal, and assert
10295 2016-03-11 Jeff Law <law@redhat.com>
10297 PR rtl-optimization/70224
10298 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10300 2016-03-16 Richard Henderson <rth@redhat.com>
10302 PR middle-end/70199
10303 * function.h (struct function): Add has_forced_label_in_static.
10304 * gimplify.c (force_labels_r): Set it.
10305 * lto-streamer-in.c (input_struct_function_base): Read it.
10306 * lto-streamer-out.c (output_struct_function_base): Write it.
10307 * tree-inline.c (has_label_address_in_static_1): Remove.
10308 (copy_forbidden): Remove fndecl parameter; test
10309 has_forced_label_in_static.
10310 (inline_forbidden_p): Update call to copy_forbidden.
10311 (tree_versionable_function_p): Likewise.
10312 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10313 (chkp_versioning): Likewise.
10314 * tree-inline.h (copy_forbidden): Update decl.
10316 2016-03-16 Marek Polacek <polacek@redhat.com>
10319 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10320 function being thunked if the result type doesn't have fixed size.
10321 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10322 doesn't have fixed size.
10324 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10326 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10327 reporting malformed loop nest.
10329 2016-03-16 Tom de Vries <tom@codesourcery.com>
10332 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10333 nodes.length () == 1 test to before first nodes[0] access.
10335 2016-03-16 Tom de Vries <tom@codesourcery.com>
10337 PR tree-optimization/68715
10338 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10339 single_pred_p test.
10341 2016-03-16 Tom de Vries <tom@codesourcery.com>
10343 PR tree-optimization/68809
10344 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10347 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10348 Sandra Loosemore <sandra@codesourcery.com>
10350 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10351 on leaf attribute. Mention ELF interposition problems.
10353 2016-03-16 Alan Modra <amodra@gmail.com>
10355 PR rtl-optimization/69195
10356 PR rtl-optimization/47992
10357 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10360 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10363 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10365 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10367 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10369 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10371 PR rtl-optimization/70222
10372 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10373 optimization if mode is different from result_mode, queue up masking
10374 of the result in outer_op. Formatting fix.
10376 PR middle-end/70239
10377 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10380 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10382 PR rtl-optimization/69032
10383 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10384 looping backwards over basic block insns.
10386 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10389 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10390 to non-speculative when propagating trap bits.
10392 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10394 PR rtl-optimization/63384
10395 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10396 DEBUG_INSN_P insns.
10398 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10401 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10402 factored out from ...
10403 (sched_analyze_insn): ... here.
10404 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10405 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10406 get_implicit_reg_pending_clobbers in it.
10407 (setup_id_reg_sets): Use setup_id_implicit_regs.
10408 (deps_init_id): Ditto.
10410 2016-03-15 Tom de Vries <tom@codesourcery.com>
10413 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10415 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10416 execute_function_dump.
10417 (execute_one_pass): Don't dump function if it will be dumped after ipa
10420 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10422 * genrecog.c (match_pattern_2): If pred is NULL don't call
10423 safe_predicate_mode on it.
10425 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10427 PR middle-end/70219
10428 * lra-constraints.c (delete_move_and_clobber): Change assertion
10429 to also allow dregno == 0.
10431 2016-03-14 Richard Henderson <rth@redhat.com>
10434 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10435 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10436 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10437 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10440 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10443 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10445 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10447 * lra-constraints.c (split_reg): For hard regs, try to find the
10448 biggest single-register mode used in the function.
10450 2016-03-14 Richard Biener <rguenther@suse.de>
10452 PR tree-optimization/56365
10453 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10454 constants to compare against.
10456 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10459 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10460 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10461 (define_split for the GPR case): Use int_reg_operand instead of
10462 gpc_reg_operand for the output.
10464 2016-03-14 Tom de Vries <tom@codesourcery.com>
10466 PR tree-optimization/70045
10467 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10468 create_empty_if_region_on_edge argument.
10470 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10472 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10473 (STACK_CHECK_PROTECT): Likewise.
10474 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10475 (STACK_CHECK_PROTECT): Likewise.
10476 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10477 (STACK_CHECK_PROTECT): Likewise.
10478 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10479 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10480 (STACK_CHECK_PROTECT): Likewise.
10482 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10484 PR rtl-optimization/69307
10485 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10486 registers in modes that span more than one register.
10488 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10491 * lra-constraints.c (delete_move_and_clobber): New.
10492 (remove_inheritance_pseudos): Use it.
10494 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10497 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10498 the libcall is LCT_THROW.
10499 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10500 for the checking routine.
10502 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10505 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10506 optimization if we have direct move.
10507 (roundu32<mode>2_fprs): Likewise.
10509 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10512 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10514 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10515 Arguments swapped. All callers changed. Take reg_renumber into
10516 account, and Calculate and compare register ranges for hard regs.
10518 2016-03-11 Jeff Law <law@redhat.com>
10520 PR tree-optimization/70190
10521 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10522 Handle cases where we can not extract the taken edge, even though we
10523 found a constant value.
10525 PR tree-optimization/64058
10526 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10527 (num_coalesce_pairs): Move up earlier in file.
10528 (find_coalesce_pair): Initialize the INDEX field for each pair
10530 (compare_pairs): No longer sort on the elements in each pair.
10531 Instead break ties with the index of the coalesce pair.
10533 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10536 * config/aarch64/aarch64-protos.h
10537 (aarch64_save_restore_target_globals): New prototype.
10538 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10539 Call the above when popping pragma.
10540 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10542 (aarch64_set_current_function): Rewrite using the above.
10544 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10546 PR tree-optimization/70177
10547 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10548 (extract_ops_from_tree): ... this. In the 2 argument
10549 overload remove _1 suffix.
10550 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10551 (extract_ops_from_tree): ... this.
10552 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10554 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10555 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10556 extract_ops_from_tree instead of 2 operand one.
10558 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10560 PR tree-optimization/70013
10561 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10562 for constant-pool entries.
10564 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10566 PR rtl-optimization/70174
10567 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10568 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10570 PR tree-optimization/70169
10571 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10572 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10575 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10576 Jakub Jelinek <jakub@redhat.com>
10579 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10580 of uninitialized values.
10582 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10584 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10586 ("*trunctddd2"): New pattern definition.
10587 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10590 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10592 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10593 definitions for BFP and DFP rounding modes.
10594 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10595 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10596 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10597 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10600 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10602 * config/s390/constraints.md: Adjust comment.
10603 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10604 s390_decompose_addrstyle_without_index.
10605 * config/s390/predicates.md (shift_count_or_setmem_operand):
10606 Rename to setmem_operand.
10607 * config/s390/s390-protos.h
10608 (s390_decompose_shift_count): Rename to
10609 s390_decompose_addrstyle_without_index.
10610 * config/s390/s390.c (s390_decompose_shift_count)
10611 (s390_mem_constraint, print_shift_count_operand)
10612 (print_operand_address, print_operand): Rename
10613 s390_decompose_shift_count to
10614 s390_decompose_addrstyle_without_index and rename
10615 print_shift_count_operand to print_addrstyle_operand troughout the
10617 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10618 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10619 Rename shift_count_or_setmem_operand to setmem_operand.
10620 * config/s390/vx-builtins.md ("vec_insert<mode>")
10621 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10624 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10627 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10628 Handle overlapping retval and newval.
10630 2016-03-10 Nick Clifton <nickc@redhat.com>
10633 * config/aarch64/aarch64.c
10634 (aarch64_override_options_after_change_1): When forcing
10635 flag_omit_frame_pointer to be true, use a special value that can
10636 be detected if this function is called again, thus preventing
10637 flag_omit_leaf_frame_pointer from being forced to be false.
10639 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10641 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10642 Set x_flag_omit_leaf_frame_pointer when handling
10643 -momit-leaf-frame-pointer.
10645 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10648 * cgraph.c (cgraph_node::dump): Dump split_part and
10649 indirect_call_target.
10650 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10651 * ipa.c (has_addr_references_p): Cleanup.
10652 (is_indirect_call_target_p): New.
10653 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10654 called indirectly as local.
10655 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10657 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10660 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10661 on cxa_pure_virtual.
10663 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10666 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10668 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10671 * tree.c (need_assembler_name_p): Only record main variant type names.
10673 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10676 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10677 Always define to 0 or 1.
10678 (TARGET_FIX_ERR_A53_843419): New macro.
10679 * config/aarch64/aarch64-elf-raw.h
10680 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10681 * config/aarch64/aarch64-linux.h: Likewise.
10682 * config/aarch64/aarch64.c
10683 (aarch64_override_options_after_change_1): Do not default
10684 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10686 (aarch64_attributes): Handle fix-cortex-a53-843419.
10687 (aarch64_can_inline_p): Likewise.
10688 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10690 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10691 Jakub Jelinek <jakub@redhat.com>
10693 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10694 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10695 DECL_COMMONS if flag_unconstrained_commons is set.
10696 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10697 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10698 (funconstrained-commons): Document.
10700 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10702 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10703 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10705 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10707 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10708 has a proper number of elements.
10710 2016-03-10 Alan Modra <amodra@gmail.com>
10712 PR rtl-optimization/69195
10713 PR rtl-optimization/47992
10714 * ira.c (recorded_label_ref): Delete.
10715 (update_equiv_regs): Return void.
10716 (indirect_jump_optimize): New function.
10717 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10718 before regstat_compute_ri. Don't rebuild_jump_labels here.
10719 Delete update_regstat.
10721 2016-03-10 Richard Biener <rguenther@suse.de>
10723 PR tree-optimization/70128
10724 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10725 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10727 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10729 PR tree-optimization/70152
10730 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10731 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10734 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10735 instead of gen_sse2_loadlpd.
10736 * config/i386/sse.md (*vec_concatv2df): Rename to...
10737 (vec_concatv2df): ... this.
10739 PR tree-optimization/70127
10740 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10742 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10746 * diagnostic-show-locus.c (compatible_locations_p): New function.
10747 (layout::layout): Sanitize ranges using compatible_locations_p.
10749 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10753 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10754 location_range param with three const expanded_locations * and a
10756 (layout::layout): Replace call to
10757 rich_location::lazily_expand_location with get_expanded_location.
10758 Extract the range and perform location expansion here, passing
10759 the results to the layout_range ctor.
10760 * diagnostic.c (source_range::debug): Delete.
10761 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10762 of rich_location::get_expanded_location.
10763 * gcc-rich-location.c (get_range_for_expr): Delete.
10764 (gcc_rich_location::add_expr): Reimplement to avoid the
10765 rich_location::add_range overload that took a location_range,
10766 passing a location_t instead.
10768 2016-03-09 Richard Biener <rguenther@suse.de>
10769 Jakub Jelinek <jakub@redhat.com>
10771 PR tree-optimization/70138
10772 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10773 Also skip vect_double_reduction_def.
10775 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10778 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10779 if the operand is "m".
10781 2016-03-09 Nathan Sidwell <nathan@acm.org>
10783 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10785 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10787 * config/i386/i386.c (processor_target_table): Fix cost table
10788 intialization order for znver1.
10790 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10792 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10793 - becuase -> because.
10794 * ipa-reference.c (ignore_module_statics): Likewise.
10795 * cgraph.c (cgraph_node::get_body): Likewise.
10796 * ipa-inline.c (early_inliner): Likewise.
10797 * ipa-devirt.c (types_same_for_odr): Likewise.
10798 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10799 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10801 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10803 * tree-ssa-math-opts.c: Fix typo in comment.
10805 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10808 * config/i386/i386.c (scalar_chain::make_vector_copies,
10809 scalar_chain::convert_reg): Call end_sequence in between
10810 get_insns and emit_conversion_insns rather than after both
10813 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10816 * config/i386/i386.h (machine_function): Add
10817 pc_thunk_call_expanded flag.
10818 (ix86_pc_thunk_call_expanded): New define.
10819 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10820 (*set_got): Rename insn pattern from set_got.
10821 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10822 * config/i386/i386.c (ix86_compute_frame_layout): Use
10823 ix86_pc_thunk_call_expanded to prevent red-zone.
10825 2016-03-07 Martin Jambor <mjambor@suse.cz>
10827 * hsa.h (hsa_get_ctor_statements): Declare.
10828 (hsa_get_dtor_statements): Likewise.
10829 (hsa_get_kernel_dispatch_type): Likewise.
10830 * hsa.c (hsa_get_ctor_statements): New function.
10831 (hsa_get_dtor_statements): Likewise.
10832 (hsa_get_kernel_dispatch_type): Likewise.
10833 * hsa-brig.c (hsa_cdtor_statements): Removed.
10834 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10835 hsa_get_dtor_statements.
10836 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10837 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10839 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10841 * config/arm/arm-cores.def (cortex-r8): New.
10842 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10843 * config/arm/arm-tune.md: Likewise.
10844 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10846 2016-03-07 Martin Sebor <msebor@redhat.com>
10848 PR rtl-optimization/19705
10849 * doc/invoke.texi (Options That Control Optimization): Clarify
10850 -fno-branch-count-reg.
10852 2016-02-26 Richard Biener <rguenther@suse.de>
10853 Jeff Law <law@redhat.com>
10855 PR tree-optimization/69740
10856 * cfghooks.c (remove_edge): Request loop fixups if we delete
10857 an edge that might turn an irreducible loop into a natural
10859 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10860 Move after definition of loops_state_clear.
10862 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10864 PR rtl-optimization/69052
10865 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10868 2016-03-07 Tom de Vries <tom@codesourcery.com>
10870 PR tree-optimization/70116
10871 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10872 is_tm_ending stmts and ubsan/asan internal functions.
10873 (find_duplicate): Use it. Don't test is_tm_ending here.
10875 2016-03-07 Richard Biener <rguenther@suse.de>
10877 PR tree-optimization/70115
10878 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10879 (propagate_constants_for_unrolling): Use replace_uses_by.
10881 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10883 PR middle-end/69916
10884 * omp-low.c (struct oacc_loop): Add ifns.
10885 (new_oacc_loop_raw): Initialize it.
10886 (finish_oacc_loop): Clear mask & flags if no ifns.
10887 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10888 (oacc_loop_xform_loop): Add ifns arg & adjust.
10889 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10891 2016-03-07 Richard Henderson <rth@redhat.com>
10894 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10895 (insert_value_copy_on_edge): Likewise.
10897 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10899 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10901 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10904 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10906 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10908 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10910 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10912 Fix sseimul type attribute.
10913 * config/i386/znver1.md
10914 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10915 znver1_sseimul_avx256_load) : Fix the type attribute.
10916 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10917 pipe usage and latency.
10919 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10922 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10923 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10926 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10929 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10931 PR rtl-optimization/69941
10932 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10933 the reg share its mode.
10935 2016-03-04 Jeff Law <law@redhat.com>
10937 PR tree-optimization/69196
10938 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10939 If the both SSA_NAMEs are anonymous, then consider them unassociated
10940 and include the PHI in the statement count.
10942 2016-03-05 Tom de Vries <tom@codesourcery.com>
10944 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10945 construct in oacc routine. Check for oacc region in oacc routine.
10947 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10950 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10951 2016-02-22 changes, instead don't recurse if RECUR is already true.
10952 Don't change *dynamic_check if RECUR. Adjust recursive caller
10953 to pass true to the new argument.
10954 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10957 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10958 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10960 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10962 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10964 PR rtl-optimization/57676
10965 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10966 with flag_checking.
10968 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10970 * tree-vect-patterns.c (search_type_for_mask): Handle
10971 comparison of booleans.
10973 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10975 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10979 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10980 all other ops that have dw_val_class_die_ref operands,
10981 and DW_OP_GNU_entry_value.
10983 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10985 PR rtl-optimization/69904
10986 * config/arm/arm.c (arm_cannot_copy_insn_p):
10987 Return true for load-exclusive instructions.
10989 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10992 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10993 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10994 the pattern no matter if it is used just by non-pattern, pattern
10996 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10997 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10998 oprnd1 def_stmt is in pattern, don't look through it.
11000 2016-03-03 Marek Polacek <polacek@redhat.com>
11002 PR middle-end/70050
11003 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11005 2016-03-03 Martin Liska <mliska@suse.cz>
11007 PR tree-optimization/70043
11008 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11009 previous statement if we see a debug statement.
11011 2016-03-03 Richard Biener <rguenther@suse.de>
11013 PR tree-optimization/55936
11014 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11015 parameter and guard unsafe equivalence use.
11016 (vrp_evaluate_conditional_warnv_with_ops): Always use
11017 safe equivalences but not via the quadratic compare_names
11020 2016-03-03 Michael Collison <michael.collison@linaro.org>
11023 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11024 for operand 1 to s_register_operand. Change predicate for operand
11025 2 to arm_not_immediate_operand.
11027 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11029 * doc/tm.texi: Regenerated.
11031 2016-03-02 Richard Henderson <rth@redhat.com>
11034 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11035 simplification when all args are positive non-fixed registers.
11037 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11039 * target.def (lra_p): Specify that new ports should use LRA.
11041 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11044 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11045 gimplify_type_sizes the type they refer to.
11046 (omp_notice_variable): Handle reference vars to VLAs.
11047 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11048 reference to VLA decls in the second pass instead of first pass.
11050 2016-03-02 Tom de Vries <tom@codesourcery.com>
11052 PR tree-optimization/68659
11053 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11054 new_expr == NULL_TREE.
11055 (get_new_name): Handle ADDR_EXPR.
11057 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11059 PR rtl-optimization/69052
11060 * loop-invariant.c (canonicalize_address): New function.
11061 (inv_can_prop_to_addr_use): Check validity of address expression
11062 which is canonicalized by above function.
11064 2016-03-02 Alan Modra <amodra@gmail.com>
11067 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11070 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11073 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11074 (*movhi_internal): Put mask moves from and to memory separately
11075 from moves from/to GPRs.
11077 2016-03-02 Richard Biener <rguenther@suse.de>
11079 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11080 GENERIC expressions in GIMPLE.
11082 2016-03-02 Richard Biener <rguenther@suse.de>
11084 * config/i386/i386.c (type_natural_mode): Fix typo.
11086 2016-03-02 Nick Clifton <nickc@redhat.com>
11088 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11090 2016-03-02 Richard Biener <rguenther@suse.de>
11091 Uros Bizjak <ubizjak@gmail.com>
11094 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11096 2016-03-02 Richard Biener <rguenther@suse.de>
11098 PR middle-end/67278
11099 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11101 2016-03-02 Marek Polacek <polacek@redhat.com>
11104 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11105 "is promoted to" warning.
11107 2016-03-01 DJ Delorie <dj@redhat.com>
11109 * config.gcc: Deprecate mep-*.
11111 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11113 PR middle-end/70025
11114 * lra-constraints.c (regno_val_use_in): New.
11115 (match_reload): Use it instead of regno_use_in.
11117 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11119 PR rtl-optimization/70007
11120 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11121 references present in REG_EQUAL notes attached to non-SET patterns.
11123 2016-03-01 Jeff Law <law@redhat.com>
11125 PR tree-optimization/69196
11126 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11127 Appropriately clamp the number of statements to copy when the
11128 thread path does not traverse a loop backedge.
11130 PR tree-optimization/69196
11131 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11132 Do count some PHIs in the thread path against the insn count. Decrease
11133 final statement count by one as the control statement in the last
11134 block will get removed. Remove special cased code for handling PHIs
11137 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11141 asm dialect alternatives to explicit GOTPCREL calls.
11143 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11146 * ira.c (do_reload): Issue warning for generic stack checking here...
11147 * reload1.c (reload): ...instead of here and streamline it.
11149 2016-03-01 Nick Clifton <nickc@redhat.com>
11151 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11153 2016-03-01 Richard Biener <rguenther@suse.de>
11155 PR tree-optimization/69983
11156 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11157 types and fall back to operand_equal_p.
11159 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11162 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11164 * config/s390/constraints.md ("jm8"): New constraint.
11165 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11167 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11169 ("*setmem_long<setmem_and>"): New pattern.
11170 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11172 ("*setmem_long_31z<setmem_and>"): New pattern.
11173 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11174 New substitution rules with the required attributes.
11177 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11180 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11182 * gensupport.c (process_substs_on_one_elem): Split loop to
11183 complete mark_operands_used_in_match_dup on all expressions in the
11185 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11186 and remove function.
11188 2016-03-01 Richard Biener <rguenther@suse.de>
11190 PR middle-end/70022
11191 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11192 vector BIT_FIELD_REF extract.
11194 2016-03-01 Richard Biener <rguenther@suse.de>
11196 PR tree-optimization/69994
11197 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11199 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11201 PR tree-optimization/69956
11202 * tree-vect-stmts.c (supportable_widening_operation): Support
11203 multi-step conversion of boolean vectors.
11204 (supportable_narrowing_operation): Likewise.
11206 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11208 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11211 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11213 * config/s390/subst.md (DSI_VI): New mode iterator.
11214 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11215 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11216 the insn definition.
11217 ("*vec_set<mode>"): Change predicate and add alternative to
11218 support only either register or const_int operands as element
11220 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11222 ("vec_extract<mode>"): New expander.
11223 ("*vec_extract<mode>"): New insn definition supporting reg and
11224 const_int element selectors.
11225 ("*vec_extract<mode>_plus"): New insn definition supporting
11226 reg+const_int element selectors.
11227 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11228 following expander+insn definition.
11229 ("<vec_shifts_name><mode>3"): New expander.
11230 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11232 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11234 * config/s390/s390.md ("*tabort_1"): Change predicate to
11235 nonmemory_operand. Add a second alternative to cover
11236 register as well as const int operands.
11237 ("*tabort_1_plus"): New pattern definition.
11239 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11241 * config/s390/s390.md ("*ashrdi3_cc_31")
11242 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11243 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11244 Merge insn definitions into ...
11245 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11246 New pattern definition.
11247 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11248 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11249 ("*ashr<mode>3_and"): Merge insn definitions into ...
11250 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11251 New pattern definition.
11252 * config/s390/subst.md ("addr_style_op_cc_subst")
11253 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11254 substitutions patterns plus attributes.
11255 Add ashiftrt to SUBST iterator.
11257 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11259 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11260 op2 to nonmemory_operand.
11261 ("*<shift>di3_31", "*<shift>di3_31_and"):
11262 Merge into single pattern definition ...
11263 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11264 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11265 pattern definition ...
11266 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11267 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11270 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11272 * config/s390/predicates.md (const_int_6bitset_operand): New
11274 * config/s390/s390.md: Include subst.md.
11275 ("rotl<mode>3"): New expander.
11276 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11278 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11279 * config/s390/subst.md: New file.
11281 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11283 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11284 Remove RRR type. It doesn't really exist.
11285 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11287 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11288 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11289 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11290 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11291 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11292 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11293 `enabled' attribute.
11295 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11297 * gensupport.c (process_substs_on_one_elem): Split loop to
11298 complete mark_operands_used_in_match_dup on all expressions in the
11300 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11301 and remove function.
11303 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11306 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11307 (CEIL_NWORDS): ...this. Use CEIL macro.
11308 (compute_fp_layout): Adjust to above renaming.
11309 (function_arg_union_value): Likewise.
11310 (sparc_arg_partial_bytes): Likewise.
11311 (sparc_function_arg_advance): Likewise.
11313 2016-02-29 Jeff Law <law@redhat.com>
11315 PR tree-optimization/70005
11316 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11317 where an object with a boolean range is compared against a value
11320 PR tree-optimization/69999
11321 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11322 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11325 2016-02-29 Richard Biener <rguenther@suse.de>
11327 PR tree-optimization/69994
11328 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11329 (get_unary_op): Look through nop conversions.
11330 (ops_equal_values_p): New function, look for equality diregarding
11332 (eliminate_plus_minus_pair): Use ops_equal_values_p
11333 (repropagate_negates): Do not use get_unary_op here.
11335 2016-02-29 Martin Liska <mliska@suse.cz>
11337 * system.h: Poison ENABLE_CHECKING macro.
11339 2016-02-29 Martin Liska <mliska@suse.cz>
11341 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11342 is presented in dump flags.
11343 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11344 (hsa_regalloc): Likewise.
11346 2016-02-19 Richard Biener <rguenther@suse.de>
11348 PR tree-optimization/69980
11349 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11350 permutation of those we need to keep.
11352 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11355 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11356 (NWORDS_UP): ...this
11357 (init_cumulative_args): Minor tweaks.
11358 (sparc_promote_function_mode): Likewise.
11359 (scan_record_type): Delete.
11360 (traverse_record_type): New function template.
11361 (classify_data_t): New structure type.
11362 (classify_registers): New inline function.
11363 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11364 exhausted. Instantiate traverse_record_type on classify_registers and
11365 deal with the case of a structure passed in slot #15 with no FP field
11367 (assign_data_t): New structure type.
11368 (compute_int_layout): New static function.
11369 (compute_fp_layout): Likewise.
11370 (count_registers): New inline function.
11371 (assign_int_registers): New static function.
11372 (assign_fp_registers): Likewise.
11373 (assign_registers): New inline function.
11374 (function_arg_record_value_1): Delete.
11375 (function_arg_record_value_2): Likewise.
11376 (function_arg_record_value_3): Likewise.
11377 (function_arg_record_value): Adjust to above changes. Instantiate
11378 traverse_record_type on count_registers to first count the number of
11379 registers to be used and then on assign_registers to assign them.
11380 (function_arg_union_value): Adjust to above renaming.
11381 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11382 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11383 case of a structure passed in slot #15
11384 (sparc_function_arg_advance): Likewise.
11385 (function_arg_padding): Minor tweak.
11387 2016-02-29 Richard Biener <rguenther@suse.de>
11389 PR tree-optimization/69720
11390 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11391 the adjustment_def path for possibly vectorized defs.
11392 (vect_create_epilog_for_reduction): Handle vectorized initial
11395 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11397 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11399 2016-02-27 Jeff Law <law@redhat.com>
11402 2016-02-26 Richard Biener <rguenther@suse.de>
11403 Jeff Law <law@redhat.com>
11405 PR tree-optimization/69740
11406 * cfghooks.c (remove_edge): Request loop fixups if we delete
11407 an edge that might turn an irreducible loop into a natural
11410 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11412 PR rtl-optimization/69896
11413 * tree-vect-generic.c (get_compute_type): Avoid single element
11416 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11418 Rename the AArch64 tuning option and related functions to enable the
11419 Newton series for the reciprocal square root to reflect its
11420 approximative characteristic.
11422 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11423 function to "aarch64_emit_approx_rsqrt".
11424 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11425 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11426 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11427 (xgene1_tunings): Likewise.
11428 (use_rsqrt_p): Likewise.
11429 (aarch64_emit_swrsqrt): Use new function name.
11430 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11431 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11432 text explaining this option.
11433 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11435 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11438 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11439 complain about -mallow-movmisalign without -mvsx if
11440 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11442 2016-02-26 Joel Sherrill <joel@rtems.org>
11444 * config.gcc: Add x86_64-*-rtems*.
11445 * config/i386/rtems-64.h: New file.
11447 2016-02-26 Joel Sherrill <joel@rtems.org>
11449 * config.gcc: Add aarch64-*-rtems*.
11450 * config/aarch64/rtems.h: New file.
11452 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11455 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11456 shift amount using %h. Add comment.
11458 2016-02-26 Richard Biener <rguenther@suse.de>
11459 Jeff Law <law@redhat.com>
11461 PR tree-optimization/69740
11462 * cfghooks.c (remove_edge): Request loop fixups if we delete
11463 an edge that might turn an irreducible loop into a natural
11466 2016-02-26 Martin Jambor <mjambor@suse.cz>
11468 PR middle-end/69920
11469 * tree-sra.c (sra_modify_assign): Do not remove loads of
11470 uninitialized aggregates to SSA_NAMEs.
11472 2016-02-26 Richard Henderson <rth@redhat.com>
11475 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11476 pseudo in case the target rtx matches the source of the left
11479 2016-02-26 Martin Jambor <mjambor@suse.cz>
11482 * hsa.h (hsa_type_packed_p): Declare.
11483 * hsa.c (hsa_type_packed_p): New function.
11484 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11486 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11487 * hsa-brig.c (emit_basic_insn): Likewise.
11489 2016-02-26 Martin Jambor <mjambor@suse.cz>
11492 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11494 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11496 2016-02-26 Martin Jambor <mjambor@suse.cz>
11498 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11499 hsa_op_with_type operands.
11500 (hsa_unsigned_type_for_type): Declare.
11501 * hsa.c (hsa_unsigned_type_for_type): New function.
11502 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11503 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11504 the finalizer. Do not emit extra move.
11506 2016-02-26 Martin Jambor <mjambor@suse.cz>
11508 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11509 atomic operations in private segment.
11511 2016-02-26 Martin Jambor <mjambor@suse.cz>
11513 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11514 statements to wi->info. Also disallow omp simd constructs.
11515 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11516 for not gridifying. Dump special string for omp_for.
11518 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11521 * config/aarch64/aarch64.c (aarch64_set_current_function):
11522 Save/restore target globals when switching to
11523 target_option_default_node.
11525 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11528 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11529 Return 0 if !SHIFT_COUNT_TRUNCATED.
11531 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11532 Eric Botcazou <ebotcazou@adacore.com>
11534 PR rtl-optimization/69891
11535 * dse.c (scan_insn): If we can't figure out memset arguments
11536 or they are non-constant, call clear_rhs_from_active_local_stores.
11538 2016-02-26 Martin Liska <mliska@suse.cz>
11540 * doc/extend.texi: Mention clog10, clog10f an clog10l
11541 in Builtins section.
11543 2016-02-26 Martin Liska <mliska@suse.cz>
11545 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11547 (resolve_args_picking_1): Likewise.
11548 * dwarf2out.h (struct GTY): Likewise.
11550 2016-02-26 Martin Liska <mliska@suse.cz>
11552 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11553 with flag_checking.
11554 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11556 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11557 Martin Liska <mliska@suse.cz>
11559 * doc/install.texi: Mention --enable-valgrind-annotations.
11561 2016-02-26 Richard Biener <rguenther@suse.de>
11563 PR tree-optimization/69551
11564 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11565 looking through aliases adjust DECL_PT_UID to refer to the
11566 ultimate alias target.
11568 2016-02-25 Martin Liska <mliska@suse.cz>
11570 PR middle-end/69919
11571 * alloc-pool.c (after_memory_report): New variable.
11572 * alloc-pool.h (base_pool_allocator ::release): Do not use
11573 the infrastructure if after_memory_report.
11574 * toplev.c (toplev::main): Mark after memory report.
11576 2016-02-25 Richard Biener <rguenther@suse.de>
11578 PR tree-optimization/48795
11579 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11581 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11584 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11585 offloading is enabled and -fopenacc or -fopenmp is specified.
11586 (CRTOFFLOADEND): Likewise.
11587 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11588 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11589 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11590 (offload_objects_file_name): New static var.
11591 (tool_cleanup): Remove offload_objects_file_name file.
11592 (find_offloadbeginend): Replace with ...
11593 (find_crtoffloadtable): ... this.
11594 (run_gcc): Remove offload_argc and offload_argv.
11595 Get offload_objects_file_name from -foffload-objects=... option.
11596 Read names of object files with offload from this file, pass them to
11597 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11598 don't pass offloadbegin and offloadend to the linker. Don't pass
11599 offload non-LTO files to the linker, because now they're not claimed.
11601 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11604 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11605 on builtin_unreachable.
11607 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11609 PR rtl-optimization/69896
11610 * regcprop.c: Include cfgrtl.h.
11611 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11612 than remembered mode, either delete it (if noop_move_p), or
11613 treat like copy_p but not noop_p instruction.
11615 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11618 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11619 - allow NULL decl for Fortran DW_TAG_common_block variables.
11621 2016-02-24 Jason Merrill <jason@redhat.com>
11623 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11625 2016-02-24 Richard Biener <rguenther@suse.de>
11626 Jakub Jelinek <jakub@redhat.com>
11628 PR middle-end/69760
11629 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11630 conditionally executed ops to well-defined overflow behavior.
11632 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11634 PR middle-end/69915
11635 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11638 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11640 PR rtl-optimization/69886
11641 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11642 argument. Use it when checking validity of set instructions.
11643 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11644 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11646 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11647 * store-motion.c (find_moveable_store): Update
11648 can_assign_to_reg_without_clobbers_p callsite.
11650 2016-02-24 Richard Biener <rguenther@suse.de>
11652 PR middle-end/68963
11653 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11655 (record_nonwrapping_iv): Do not fall back to the low/high bound
11656 for non-constant IV bases if the stmt is not always executed.
11658 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11660 * config/arm/arm-cores.def (cortex-a32): New entry.
11661 * config/arm/arm-tables.opt: Regenerate.
11662 * config/arm/arm-tune.md: Regenerate.
11663 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11664 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11665 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11666 for -mcpu and -mtune.
11668 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11671 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11672 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11673 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11674 (atomic_loaddi_1): Delete.
11675 (atomic_loaddi): Rewrite expander using the above changes.
11677 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11680 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11683 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11684 Richard Biener <rguenth@suse.de>
11686 PR middle-end/69909
11687 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11688 set_mem_attributes if tem is SSA_NAME which got expanded
11691 2016-02-24 Richard Biener <rguenther@suse.de>
11693 PR tree-optimization/69907
11694 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11695 end of permutations for BB vectorization.
11697 2016-02-24 Christian Bruel <christian.bruel@st.com>
11699 * config/arm/arm-c.c (arm_option_override): Initialize
11700 target_option_current_node.
11701 * config/arm/arm.c (arm_pragma_target_parse): Replace
11702 build_target_option_node call by target_option_current_node.
11703 Set target_option_current_node.
11706 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11709 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11710 define_insn_and_split to define_insn.
11711 (zero_extendqi<mode>2_dot2): Same.
11712 (extendqi<mode>2_dot): Same.
11713 (extendqi<mode>2_dot2): Same.
11715 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11717 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11718 and add bypass for AES{D,E} and AESMC pairs.
11719 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11722 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11724 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11725 series for reciprocal square root in Exynos M1.
11727 2016-02-23 Martin Sebor <msebor@redhat.com>
11730 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11731 __builtin_alloca_with_align.
11733 2016-02-23 Richard Henderson <rth@redhat.com>
11735 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11736 (ix86_register_pragmas): Remove __seg_tls.
11737 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11738 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11739 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11740 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11741 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11742 * doc/extend.texi (__seg_tls): Remove item.
11744 2016-02-23 Richard Biener <rguenther@suse.de>
11746 * alloc-pool.h (struct allocation_object): Make id member
11747 conditional on CHECKING_P again.
11748 (get_instance): Adjust.
11749 (base_pool_allocator): Likewise.
11751 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11753 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11754 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11756 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11758 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11760 2016-02-23 Richard Biener <rguenther@suse.de>
11762 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11763 * bitmap.h (struct bitmap_usage): Likewise.
11764 (bitmap_move): Declare.
11765 * bitmap.c (register_overhead): Take size_t argument.
11766 (bitmap_move): New function.
11767 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11768 to properly account overhead.
11769 * tree.c (free_node): Use tree_size.
11771 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11774 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11775 when inverting comparison.
11778 * common.opt (Wunreachable-code): Add Warning flag.
11780 2016-02-23 Mark Wielaard <mjw@redhat.com>
11781 Jakub Jelinek <jakub@redhat.com>
11784 * cgraphunit.c (check_global_declaration): Check main_input_filename
11785 and DECL_SOURCE_FILE are not NULL.
11787 2016-02-23 Martin Jambor <mjambor@suse.cz>
11789 PR tree-optimization/69666
11790 * tree-sra.c (sra_modify_assign): Do not attempt to create
11791 default_def replacements for unscalarizable regions.
11793 2016-02-20 Mark Wielaard <mjw@redhat.com>
11796 * cgraphunit.c (check_global_declaration): Check level of
11797 warn_unused_const_variable and main_input_filename.
11798 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11799 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11800 (-Wunused-const-variable): Explain levels 1 and 2.
11802 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11805 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11806 identical arguments. Formatting and spelling fixes.
11809 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11814 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11815 and m68k-devices.def.
11816 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11817 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11819 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11821 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11822 and HImode registers.
11824 2016-02-22 Richard Biener <rguenther@suse.de>
11826 PR tree-optimization/69882
11827 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11828 preserve permutations present because of gaps.
11829 (vect_supported_load_permutation_p): Always continue checking
11830 permutations after vect_attempt_slp_rearrange_stmts.
11832 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11834 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11835 min_profitable_estimate, rather than min_profitable_iters.
11837 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11840 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11841 SImode for last match_operand.
11843 2016-02-22 Martin Liska <mliska@suse.cz>
11845 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11846 return bitsize - 1 as the return value.
11848 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11852 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11853 Handle negative shift counts.
11854 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11855 force_reg on the shift constant.
11856 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11857 (lshrsi3_d): Handle negative shift counts.
11859 2016-02-22 Richard Biener <rguenther@suse.de>
11860 Tom de Vries <tom@codesourcery.com>
11862 * graph.c: Include dumpfile.h.
11863 (print_graph_cfg): Split into three overloads.
11864 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11866 2016-02-22 Tom de Vries <tom@codesourcery.com>
11868 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11871 2016-02-22 Richard Biener <rguenther@suse.de>
11874 * ipa-inline-transform.c (inline_call): When not updating
11875 overall summaries adjust self size by the growth estimate.
11876 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11877 hash-set, do not update overall summaries here. Renamed from ...
11878 (inline_to_all_callers): ... this which is now wrapping the
11879 above and performing delayed overall summary update.
11880 (early_inline_small_functions): Delay updating of the overall
11883 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11885 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11888 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11891 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11892 :%* in %:gt() argument.
11893 (greater_than_spec_func): Adjust for expecting only numbers,
11894 if there are more than two numbers, compare the last two.
11896 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11898 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11899 -Wnarrowing with -std.
11901 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11904 * expr.c (store_field): Don't use bit-field path if exp is
11905 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11906 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11907 and the assignment can be performed by bitwise copy. Formatting
11910 PR middle-end/69838
11911 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11912 call copy_reg_eh_region_note_forward on before and/or after sequences
11913 and remove note from insn if it no longer can throw.
11916 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11917 if TARGET_AVX512BW.
11919 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11921 * config/s390/vector.md: Add missing commutative operand markers
11922 to the patterns which qualify for one.
11923 * config/s390/vx-builtins.md: Likewise.
11925 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11927 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11928 types to mode iterators.
11929 (vec_double): ... and mode attribute.
11930 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11932 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11934 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11935 Change the predicate of op2 from nonimmediate to general and let
11936 reload fix it if necessary.
11938 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11940 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11942 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11944 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11947 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11949 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11950 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11951 * config/s390/s390.md ("movstr<P:mode>"): Call
11952 s390_expand_vec_movstr.
11954 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11956 * config/s390/s390.md: Add missing output modifier for operand 1
11957 to print it as address properly.
11959 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11961 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11962 * config/s390/2964.md: New file.
11963 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11964 of insn grouping attributes depending on the CPU level.
11965 (s390_get_unit_mask): New function.
11966 (s390_sched_score): Remove the OOO from the scheduling macros.
11967 Add loop to calculate a score for the instruction mix.
11968 (s390_sched_reorder): Likewise plus improve debug output.
11969 (s390_sched_variable_issue): Rename macros as above. Calculate
11970 the unit distances after actually scheduling an insn. Improve
11972 (s390_sched_init): Clear last_scheduled_unit_distance array.
11973 * config/s390/s390.md: Include 2964.md.
11975 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11978 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11979 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11980 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11981 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11982 *avx512f_<code>v8div16qi2_mask_1): New insns.
11984 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11987 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11990 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11991 earlyclobber from target. Use wF constraint for fused memory
11993 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11995 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11996 Martin Liska <mliska@suse.cz>
11999 * cfgexpand.c (asan_sanitize_stack_p): New function.
12000 (partition_stack_vars): Use the function.
12001 (expand_stack_vars): Likewise.
12002 (defer_stack_allocation): Likewise.
12003 (expand_used_vars): Likewise.
12005 2016-02-18 Richard Biener <rguenther@suse.de>
12007 PR middle-end/69553
12008 * fold-const.c (operand_equal_p): Properly compare offsets for
12009 IMAGPART_EXPR and ARRAY_REF.
12011 2016-02-18 Nick Clifton <nickc@redhat.com>
12015 * config/arm/arm.c (arm_option_override_internal): Disable
12016 interworking if the target does not support thumb instructions.
12017 (arm_reload_in_hi): Handle the case where a register to register
12018 move needs reloading because there is no simple pattern to handle
12020 (arm_reload_out_hi): Likewise.
12022 2016-02-18 Richard Biener <rguenther@suse.de>
12024 PR middle-end/69854
12025 * match.pd: Don't use fold_binary or fold_unary for folding
12028 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12031 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12032 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12033 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12034 warn on gimple_no_warning_p statements.
12036 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12038 * doc/extend.texi (C++ Attributes): Correct description of
12039 warn_unused type attribute.
12041 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12043 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12044 correct instruction.
12046 2016-02-17 Richard Biener <rguenther@suse.de>
12048 PR rtl-optimization/69609
12049 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12050 (find_traces_1_round): When ending a trace update cached priority
12052 (bb_to_key): Use cached priority when available.
12053 (copy_bb): Initialize cached priority.
12054 (reorder_basic_blocks_software_trace_cache): Likewise.
12056 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12059 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12061 (aarch64_comparison_operator): Break overly long line into two.
12062 (aarch64_comparison_operation): Likewise.
12063 * config/aarch64/aarch64.md (cstorecc4): Use
12064 aarch64_comparison_operator_mode instead of
12065 aarch64_comparison_operator.
12066 (cstore<mode>4): Likewise.
12067 (aarch64_cstore<mode>): Likewise.
12068 (*cstoresi_insn_uxtw): Likewise.
12069 (cstore<mode>_neg): Likewise.
12070 (*cstoresi_neg_uxtw): Likewise.
12072 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12075 * config/arm/predicates.md (arm_comparison_operator_mode):
12077 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12078 instead of arm_comparison_operator.
12079 (*mov_negscc): Likewise.
12080 (*mov_notscc): Likewise.
12081 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12082 (*thumb2_mov_negscc): Likewise.
12083 (*thumb2_mov_negscc_strict_it): Likewise.
12084 (*thumb2_mov_notscc): Likewise.
12085 (*thumb2_mov_notscc_strict_it): Likewise.
12087 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12089 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12090 Add missing return.
12092 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12094 * config/visium/visium.c (machine_libfunc_index): New enum.
12095 (machine_libfuncs): New structure.
12096 (visium_libfuncs): New static variable.
12097 (TARGET_INIT_LIBFUNCS): Define to...
12098 (visium_init_libfuncs): ...this. New function.
12099 (expand_block_move_4): Use the appropriate libfunc.
12100 (expand_block_move_2): Likewise.
12101 (expand_block_move_1): Likewise.
12102 (expand_block_set_4): Likewise.
12103 (expand_block_set_2): Likewise.
12104 (expand_block_set_1): Likewise.
12105 (visium_trampoline_init): Likewise.
12107 2016-02-17 Nick Clifton <nickc@redhat.com>
12109 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12110 TI's devices.csv file as of March 2016.
12112 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12115 * opts-global.c (handle_common_deferred_options): Introduce and
12116 initialize two global variables to remember command-line options
12117 specifying a stack-limiting register.
12118 * opts.h: Add extern declarations of the two new global variables.
12119 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12120 variable based on the values of the two new global variables.
12122 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12125 * common.opt (Wnonnull-compare): New warning.
12126 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12127 of arguments against NULL.
12128 (-Wnonnull-compare): Document.
12129 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12130 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12131 * passes.def (pass_warn_nonnull_compare): Add.
12132 * gimple-ssa-nonnull-compare.c: New file.
12134 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12136 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12137 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12139 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12141 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12142 reciprocal sqrt for -mlow-precision-recip-sqrt.
12144 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12145 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12147 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12148 always use lane loads to construct non-constant vectors.
12150 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12152 * config/aarch64/aarch64.md
12153 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12154 constraints for operand 3.
12155 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12157 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12158 Richard Biener <rguenther@suse.de>
12160 PR tree-optimization/69820
12161 * tree-vect-patterns.c (type_conversion_p): Return false if
12162 *orig_type is unsigned single precision or boolean.
12163 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12166 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12168 PR rtl-optimization/69764
12169 PR rtl-optimization/69771
12170 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12171 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12173 2016-02-16 Richard Biener <rguenther@suse.de>
12175 PR tree-optimization/69776
12176 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12178 (indirect_refs_may_alias_p): Likewise.
12179 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12180 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12181 according to tbaa_p.
12182 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12183 (optimize_stmt): For redundant store discovery do not allow tbaa.
12185 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12187 PR tree-optimization/69714
12188 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12189 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12191 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12193 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12194 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12195 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12196 * config/arc/arc.c (arc_init): Check FPU options.
12197 (get_arc_condition_code): Handle new CC_FPU* modes.
12198 (arc_select_cc_mode): Likewise.
12199 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12200 register pair only. Allow access for ARCv2 accumulator.
12201 (gen_compare_reg): Whenever we have FPU support use FPU compare
12203 (arc_reorg): Don't generate brcc insns when FPU compare
12204 instructions are involved.
12205 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12206 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12207 floating point emulation.
12208 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12209 (REVERSE_CONDITION): Add new CC_FPU* modes.
12210 (TARGET_FP_SP_BASE): Define.
12211 (TARGET_FP_DP_BASE): Likewise.
12212 (TARGET_FP_SP_FUSED): Likewise.
12213 (TARGET_FP_DP_FUSED): Likewise.
12214 (TARGET_FP_SP_CONV): Likewise.
12215 (TARGET_FP_DP_CONV): Likewise.
12216 (TARGET_FP_SP_SQRT): Likewise.
12217 (TARGET_FP_DP_SQRT): Likewise.
12218 (TARGET_FP_DP_AX): Likewise.
12219 * config/arc/arc.md (ARCV2_ACC): New constant.
12220 (type): New fpu type attribute.
12221 (SDF): Conditional iterator.
12222 (cstore<mode>, cbranch<mode>): Change expand condition.
12223 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12224 handles FPU/FPX cases as well.
12225 * config/arc/arc.opt (mfpu): New option.
12226 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12228 (adddf3, muldf3, subdf3): Removed.
12229 * config/arc/predicates.md (proper_comparison_operator): Recognize
12231 * config/arc/fpu.md: New file.
12232 * doc/invoke.texi (ARC Options): Document mfpu option.
12234 2016-02-16 Richard Biener <rguenther@suse.de>
12236 PR rtl-optimization/69291
12237 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12238 noce_operand_ok check.
12240 2016-02-16 Tom de Vries <tom@codesourcery.com>
12243 * omp-low.c (simd_clone_create): Remove call to
12244 symtab->call_cgraph_insertion_hooks.
12246 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12248 PR tree-optimization/69802
12249 * tree-ssa-reassoc.c (update_range_test): If op is
12250 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12251 op == 1 test of precision 1 integral op, otherwise handle
12252 that case as op itself. Fix up formatting.
12253 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12256 2016-02-16 Richard Biener <rguenther@suse.de>
12258 PR tree-optimization/69586
12259 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12260 types for conversion sources.
12262 2016-02-16 Richard Biener <rguenther@suse.de>
12264 PR middle-end/69801
12265 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12266 mask OEP_ADDRESS_OF.
12268 2016-02-16 Alan Modra <amodra@gmail.com>
12271 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12272 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12273 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12275 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12276 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12277 (p8_fmrgow_<mode>): Likewise.
12278 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12280 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12281 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12282 to use movdi_internal64. Remove op0_di.
12283 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12285 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12287 Add support for the FCCMP insn types
12289 * config/aarch64/aarch64.md (fccmp): Change insn type.
12290 (fccmpe): Likewise.
12291 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12292 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12293 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12294 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12295 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12296 * config/arm/types.md (fccmps): Add new insn type.
12297 (fccmpd): Likewise.
12299 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12301 * alias.c (get_alias_set): Fix a typo in comment.
12303 2016-02-15 Richard Biener <rguenther@suse.de>
12305 PR tree-optimization/69595
12306 * match.pd: Complete range test simplification to true.
12308 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12310 PR rtl-optimization/69648
12311 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12312 pic_offset_table_rtx.
12314 PR rtl-optimization/69752
12315 * ira.c (update_equiv_regs): When looking for more than a single SET,
12316 also take other side effects into account.
12318 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12320 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12321 for z900+ CPUs in 31-bit mode.
12323 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12325 * common/config/s390/s390-common.c (s390_supports_split_stack):
12327 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12328 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12329 * config/s390/s390.c (struct machine_function): New field
12330 split_stack_varargs_pointer.
12331 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12332 in s390_emit_prologue.
12333 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12335 (morestack_ref): New global.
12336 (SPLIT_STACK_AVAILABLE): New macro.
12337 (s390_expand_split_stack_prologue): New function.
12338 (s390_live_on_entry): New function.
12339 (s390_va_start): Use split-stack vararg pointer if appropriate.
12340 (s390_asm_file_end): Emit the split-stack note sections.
12341 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12342 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12343 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12344 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12345 (split_stack_prologue): New expand.
12346 (split_stack_space_check): New expand.
12347 (split_stack_data): New insn.
12348 (split_stack_call): New expand.
12349 (split_stack_call_*): New insn.
12350 (split_stack_cond_call): New expand.
12351 (split_stack_cond_call_*): New insn.
12353 2016-02-15 Richard Biener <rguenther@suse.de>
12355 PR tree-optimization/69783
12356 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12357 Add trivially correct cases.
12359 2016-02-15 Tom de Vries <tom@codesourcery.com>
12362 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12364 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12366 2016-02-15 Richard Biener <rguenther@suse.de>
12368 PR tree-optimization/69776
12369 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12370 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12371 indicate whether we can use TBAA to disambiguate against stores.
12372 Use alias-set zero if not.
12373 (visit_reference_op_store): Do not use TBAA when looking up
12375 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12376 (eliminate_dom_walker::before_dom_children): But not when looking
12377 up redundant stores.
12379 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12381 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12383 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12385 * config/i386/znver1.md
12386 (znver1_pop, znver1_pop_mem,
12387 znver1_load_imov_double_store,
12388 znver1_load_imov_direct_store,
12389 znver1_load_imov_direct_load,
12390 znver1_load_imov_double_load): Add new.
12391 (znver1_insn, znver1_insn_load): Add icmov type.
12392 (znver1_sseavx_fma,
12393 znver1_sseavx_fma_load,
12395 znver1_avx256_fma_load): Fix pipe usage.
12397 2016-02-14 Alan Modra <amodra@gmail.com>
12400 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12401 with an invalid hard reg, reload just the reg not the entire
12402 pre/post-inc/dec address expression.
12404 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12407 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12408 fixed R1_REG scratch reg.
12409 (sibcall_value_pcrel_fdpic): Likewise.
12411 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12415 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12417 2016-02-12 Walter Lee <walt@tilera.com>
12419 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12420 * config/tilegx/t-tilegx: Likewise.
12422 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12425 * diagnostic-show-locus.c (struct line_span): New struct.
12426 (layout::get_first_line): Delete.
12427 (layout::get_last_line): Delete.
12428 (layout::get_num_line_spans): New member function.
12429 (layout::get_line_span): Likewise.
12430 (layout::print_heading_for_line_span_index_p): Likewise.
12431 (layout::get_expanded_location): Likewise.
12432 (layout::calculate_line_spans): Likewise.
12433 (layout::m_first_line): Delete.
12434 (layout::m_last_line): Delete.
12435 (layout::m_line_spans): New field.
12436 (layout::layout): Update comment. Replace m_first_line and
12437 m_last_line with m_line_spans, replacing their initialization
12438 with a call to calculate_line_spans.
12439 (diagnostic_show_locus): When printing source lines and
12440 annotations, rather than looping over a single span
12441 of lines, instead loop over each line_span within
12442 the layout, with an inner loop over the lines within them.
12443 Call the context's start_span callback when changing line spans.
12444 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12445 (diagnostic_build_prefix): Break out the building of the location
12446 part of the string into...
12447 (diagnostic_get_location_text): ...this new function, rewriting
12448 it from nested ternary expressions to a sequence of "if"
12450 (default_diagnostic_start_span_fn): New function.
12451 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12452 (diagnostic_context::start_span): New field.
12453 (default_diagnostic_start_span_fn): New prototype.
12455 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12458 * gcc.c (driver::finalize): Fix cleanup of "specs".
12460 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12464 * gcc.c (driver::driver): Initialize m_option_suggestions.
12465 (driver::~driver): Clean up m_option_suggestions.
12466 (suggest_option): Convert to...
12467 (driver::suggest_option): ...this, and split out into
12468 driver::build_option_suggestions and find_closest_string.
12469 (driver::build_option_suggestions): New function, from
12470 first half of suggest_option. Special-case
12471 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12472 the sanitizer_opts array. For options of enum types, add the
12473 various enum values to the candidate strings.
12474 (driver::handle_unrecognized_options): Remove "const".
12475 * gcc.h (driver::handle_unrecognized_options): Likewise.
12476 (driver::build_option_suggestions): New decl.
12477 (driver::suggest_option): New decl.
12478 (driver::m_option_suggestions): New field.
12479 * opts-common.c (add_misspelling_candidates): New function.
12480 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12481 and make non-static.
12482 * opts.h (sanitizer_opts): New array decl.
12483 (add_misspelling_candidates): New function decl.
12484 * spellcheck.c (find_closest_string): New function.
12485 * spellcheck.h (find_closest_string): New function decl.
12487 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12489 PR rtl-optimization/69764
12490 PR rtl-optimization/69771
12491 * optabs.c (expand_binop_directly): For shift_optab_p, force
12492 convert_modes with VOIDmode if xop1 has VOIDmode.
12494 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12497 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12498 to correctly determine instrumentation thunks.
12500 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12503 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12504 type by reference, force lhs on the call.
12507 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12508 Compute retval and retbnd early in all cases if split_part_return_p
12509 and return_bb is not EXIT. Remove all clobber stmts and reset
12510 all debug stmts that refer to SSA_NAMEs defined in split part,
12511 except if it is retval, in that case replace the old retval with the
12512 lhs of the call to the split part.
12514 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12517 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12519 PR middle-end/66726
12520 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12521 whose result is used in PHI.
12522 (maybe_optimize_range_tests): Likewise.
12523 (final_range_test_p): Likweise.
12525 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12527 PR middle-end/66726
12528 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12529 whose result is used in PHI.
12530 (maybe_optimize_range_tests): Likewise.
12531 (final_range_test_p): Likweise.
12533 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12535 * cgraph.c: Spelling fixes - behaviour -> behavior and
12536 neighbour -> neighbor.
12537 * target.def: Likewise.
12538 * sel-sched.c: Likewise.
12539 * config/mips/mips.c: Likewise.
12540 * config/arc/arc.md: Likewise.
12541 * config/arm/cortex-a57.md: Likewise.
12542 * config/arm/arm.c: Likewise.
12543 * config/arm/neon.md: Likewise.
12544 * config/arm/arm-c.c: Likewise.
12545 * config/vms/vms-c.c: Likewise.
12546 * config/s390/s390.c: Likewise.
12547 * config/i386/znver1.md: Likewise.
12548 * config/i386/i386.c: Likewise.
12549 * config/ia64/hpux-unix2003.h: Likewise.
12550 * config/msp430/msp430.md: Likewise.
12551 * config/rx/rx.c: Likewise.
12552 * config/rx/rx.md: Likewise.
12553 * config/aarch64/aarch64-simd.md: Likewise.
12554 * config/aarch64/aarch64.c: Likewise.
12555 * config/nvptx/nvptx.c: Likewise.
12556 * config/bfin/bfin.c: Likewise.
12557 * config/cris/cris.opt: Likewise.
12558 * config/rs6000/rs6000.c: Likewise.
12559 * target.h: Likewise.
12560 * spellcheck.c: Likewise.
12561 * ira-build.c: Likewise.
12562 * tree-inline.c: Likewise.
12563 * builtins.c: Likewise.
12564 * lra-constraints.c: Likewise.
12565 * explow.c: Likewise.
12566 * hwint.h: Likewise.
12567 * targhooks.c: Likewise.
12568 * tree-vect-data-refs.c: Likewise.
12569 * expr.c: Likewise.
12570 * doc/tm.texi: Likewise.
12571 * doc/extend.texi: Likewise.
12572 * doc/install.texi: Likewise.
12573 * doc/md.texi: Likewise.
12574 * tree-ssa-tail-merge.c: Likewise.
12575 * sched-int.h: Likewise.
12576 * match.pd: Likewise.
12577 * sched-ebb.c: Likewise.
12578 * target.def (omit_struct_return_reg): Likewise.
12579 * gimple-ssa-isolate-paths.c: Likewise.
12580 (find_implicit_erroneous_behaviour): Renamed to...
12581 (find_implicit_erroneous_behavior): ... this.
12582 (find_explicit_erroneous_behaviour): Renamed to...
12583 (find_explicit_erroneous_behavior): ... this.
12584 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12586 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12588 PR rtl-optimization/64682
12589 PR rtl-optimization/69567
12590 PR rtl-optimization/69737
12591 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12592 in I2 as well, just lose it.
12594 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12596 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12598 (aarch64_last_printed_tune_string): Likewise.
12599 (aarch64_declare_function_name): Only output .arch assembler
12600 directive if it will be different from the previously output
12601 directive. Same for .tune comment but only if -dA is set.
12602 (aarch64_start_file): New function.
12603 (TARGET_ASM_FILE_START): Define.
12605 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12608 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12610 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12613 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12614 -Wmaybe-uninitialized warning.
12616 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12619 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12621 2016-02-11 Richard Biener <rguenther@suse.de>
12623 PR rtl-optimization/69291
12624 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12625 subexpressions affected by changing the result.
12627 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12630 * lra-constraints.c (curr_insn_transform): Find in/out operands
12631 for secondary memory moves. Update dups.
12633 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12635 PR tree-optimization/69652
12636 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12637 to nested loop, did source re-formatting, skip debug statements,
12638 add check on statement with volatile operand, remove dead scalar
12641 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12642 Patrick Palka <ppalka@gcc.gnu.org>
12646 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12647 calls if the return type is TREE_ADDRESSABLE.
12648 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12649 * ipa-split.c (split_function): Fix doubled "we" in comment.
12650 Use void return type for the split part even if
12651 !split_point->split_part_set_retval.
12653 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12655 PR tree-optimization/68021
12656 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12657 when computing the value of biv cand by itself.
12659 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12661 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12662 (cortexa57_tunings): Likewise.
12663 (cortexa72_tunings): Likewise.
12664 (arch_macro_fusion_pair_p): Add support for AES fusion.
12665 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12666 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12667 Allow virtual registers before reload so early scheduling works.
12668 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12669 correct latency and pipeline.
12670 (cortex_a57_crypto_complex): Likewise.
12671 (cortex_a57_crypto_xor): Likewise.
12672 (define_bypass): Add AES bypass.
12674 2016-02-10 Richard Biener <rguenther@suse.de>
12676 PR tree-optimization/69726
12677 * passes.def: Add DCE pass before late uninit.
12678 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12679 really fixup if-conversions job.
12681 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12683 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12684 (arm_cortex_a57_tune): Likewise.
12685 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12686 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12688 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12690 * timevar.def (TV_PHASE_DBGINFO): Delete.
12691 (TV_PHASE_CHECK_DBGINFO): Likewise.
12692 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12694 2016-02-10 Richard Biener <rguenther@suse.de>
12696 PR tree-optimization/69719
12697 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12698 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12700 2016-02-09 Andrew Pinski <apinski@cavium.com>
12703 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12704 get_vcond_mask_icode returns false.
12706 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12709 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12710 an ADDIS that adds a pointer to a large constant that sets the
12711 upper16 bits with a load operation.
12713 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12716 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12718 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12720 (vzipq_s16): Likewise.
12721 (vzipq_s32): Likewise.
12722 (vzipq_f32): Likewise.
12723 (vzipq_u8): Likewise.
12724 (vzipq_u16): Likewise.
12725 (vzipq_u32): Likewise.
12726 (vzipq_p8): Likewise.
12727 (vzipq_p16): Likewise.
12729 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12732 * config/arm/arm.c (neon_endian_lane_map): New function.
12733 (neon_vector_pair_endian_lane_map): New function.
12734 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12735 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12737 (vuzpq_s16): Likewise.
12738 (vuzpq_s32): Likewise.
12739 (vuzpq_f32): Likewise.
12740 (vuzpq_u8): Likewise.
12741 (vuzpq_u16): Likewise.
12742 (vuzpq_u32): Likewise.
12743 (vuzpq_p8): Likewise.
12744 (vuzpq_p16): Likewise.
12746 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12749 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12752 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12754 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12755 truncate const_int operand 1 to QImode.
12757 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12759 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12760 corresponding to an abnormal edge.
12762 2016-02-09 Tom de Vries <tom@codesourcery.com>
12764 PR tree-optimization/69599
12765 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12767 (find_func_aliases_for_builtin_call, find_func_clobbers)
12768 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12771 2016-02-09 Richard Biener <rguenther@suse.de>
12773 PR tree-optimization/69715
12774 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12775 LHS on calls as non-rewritable.
12777 2016-02-09 Tom de Vries <tom@codesourcery.com>
12780 * lto-wrapper.c (append_diag_options): New function.
12781 (compile_offload_image): Call append_diag_options.
12783 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12786 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12787 Minor copy-edit to fix verb tenses.
12789 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12791 PR tree-optimization/69209
12792 * ipa-split.c (split_function): If split part is not
12793 returning retval, retval has gimple type but is not
12794 gimple value, force it into a SSA_NAME first.
12796 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12798 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12801 2016-02-08 Jason Merrill <jason@redhat.com>
12804 * convert.c (convert_to_integer_1): Check dofold on truncation
12806 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12807 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12808 Rename from *_nofold.
12809 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12810 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12812 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12815 * tree.c (build_common_tree_nodes): Remove short_double argument.
12816 All callers changed.
12817 * tree.h (build_common_tree_nodes): Adjust declaration.
12818 * doc/invoke.texi (-fshort-double): Remove documentation.
12819 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12820 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12821 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12822 (append_linker_options): Don't handle OPT_fshort_double.
12824 PR rtl-optimization/68730
12825 * lra-remat.c (insn_to_cand_activation): New static variable.
12826 (lra_remat): Allocate and free it.
12827 (create_cand): New arg activation. Initialize a field in
12828 insn_to_cand_activation if it is nonnull.
12829 (create_cands): Pass the activation insn to create_cand when making
12830 a candidate involving an output reload. Reorganize code a little.
12831 (do_remat): Keep track of active status of candidates in a separate
12834 2016-02-08 Richard Biener <rguenther@suse.de>
12836 PR tree-optimization/69719
12837 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12838 Properly use absolute of the difference of the two offsets to
12839 compare or adjust the segment length.
12841 2016-02-08 Richard Biener <rguenther@suse.de>
12842 Jeff Law <law@redhat.com>
12845 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12846 types for anonymous SSA names.
12848 2016-02-08 Richard Biener <rguenther@suse.de>
12850 PR rtl-optimization/69274
12851 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12853 2016-02-08 Jeff Law <law@redhat.com>
12855 PR tree-optimization/65917
12856 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12857 equivalences from if (x == y) style conditionals.
12858 (loop_depth_of_name): Remove.
12859 (record_equality): Remove loop depth check.
12860 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12861 (const_and_copies::record_const_or_copy_raw): New member function.
12862 * tree-ssa-scopedtables.c
12863 (const_and_copies::record_const_or_copy_raw): New, factored out of
12864 (const_and_copies::record_const_or_copy): Call new member function.
12866 2016-02-05 Jeff Law <law@redhat.com>
12868 PR tree-optimization/68541
12869 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12870 (count_stmts_in_block): New function.
12871 (poor_ifcvt_candidate_code): Likewise.
12872 (is_feasible_trace): Add some heuristics to determine when path
12873 splitting is profitable.
12874 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12875 is a diamond with a single exit.
12877 2016-02-05 Martin Sebor <msebor@redhat.com>
12880 * doc/invoke.texi: Update -Wplacement-new to take an optional
12883 2016-02-06 Richard Henderson <rth@redhat.com>
12886 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12887 out of non-standard address spaces.
12889 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12891 PR rtl-optimization/69691
12892 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12894 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12896 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12897 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12898 (*ieee128_mfvsrd_64bit): Likewise.
12899 (*ieee128_mfvsrd_32bit): Likewise.
12901 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12905 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12907 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12908 instrumented_version.
12910 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12912 * doc/invoke.texi (Optimize Options): In table of --param options
12913 rename second occurrence of tracer-min-branch-ratio to
12914 tracer-min-branch-probability, rename
12915 tracer-min-branch-ratio-feedback to
12916 tracer-min-branch-probability-feedback and clarify description,
12917 rename sched-spec-state-edge-prob-cutoff to
12918 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12919 to selsched-insns-to-rename, rename lto-minpartition to
12920 lto-min-partition, delete reorder-blocks-duplicate and
12921 reorder-blocks-duplicate-feedback.
12923 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12925 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12928 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12930 * doc/extend.texi: S/390: Correct some typos.
12932 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12934 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12936 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12939 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12940 (s390_register_info_gprtofpr): Use new macros above.
12941 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12943 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12944 its name. Adjust restore and save gpr ranges.
12945 (s390_register_info_set_ranges): New function.
12946 (s390_register_info): Use new macros above. Call
12947 s390_register_info_set_ranges.
12948 (s390_optimize_register_info): Likewise.
12949 (s390_hard_regno_rename_ok): Use new macros.
12950 (s390_hard_regno_scratch_ok): Likewise.
12951 (s390_emit_epilogue): Likewise.
12952 (s390_can_use_return_insn): Likewise.
12953 (s390_optimize_prologue): Likewise.
12954 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12956 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12959 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12961 (ix86_option_override_internal): Disable TARGET_STV even for
12962 -m{incoming,preferred}-stack-boundary=3.
12964 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12966 * config.gcc: Mark deprecated rtems targets as obsolete.
12968 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12970 PR rtl-optimization/64682
12971 PR rtl-optimization/69567
12972 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12973 before I2 only if the register is both used and set in I2.
12975 2016-02-04 DJ Delorie <dj@redhat.com>
12977 * config/msp430/msp430.c (msp430_start_function): Add function type.
12979 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12982 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12984 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12986 PR rtl-optimization/69577
12988 2015-10-29 Richard Henderson <rth@redhat.com>
12992 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12993 sse check to the exact conditions of PR 67609.
12995 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12998 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12999 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13000 not allowed into the traditional Altivec registers.
13001 (movtd_64bit_nodm): Likewise.
13002 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13004 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13006 * config/aarch64/cortex-a57-fma-steering.c
13007 (aarch64_register_fma_steering): Remove "static" from arguments
13010 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13013 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13014 twice when complex.
13016 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13018 * doc/invoke.texi: Delete -mno-fma4.
13020 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13022 PR rtl-optimization/69577
13023 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13024 (find_subregs_of_mode): Update accordingly. Iterate over partial
13027 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13029 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13030 * config/arm/arm.c (neon_reinterpret): Remove.
13031 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13032 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13033 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13034 vreinterpretti): Remove.
13035 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13036 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13037 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13038 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13039 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13040 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13041 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13042 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13043 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13044 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13045 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13046 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13047 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13048 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13049 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13050 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13051 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13052 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13053 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13054 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13055 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13056 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13057 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13058 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13059 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13060 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13061 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13062 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13063 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13064 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13065 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13066 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13067 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13068 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13069 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13070 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13071 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13072 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13073 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13074 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13075 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13076 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13077 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13078 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13079 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13080 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13081 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13082 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13083 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13084 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13085 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13086 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13087 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13088 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13089 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13090 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13091 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13092 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13093 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13094 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13095 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13096 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13097 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13098 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13099 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13100 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13101 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13102 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13103 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13104 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13105 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13106 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13107 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13108 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13109 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13110 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13111 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13112 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13113 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13114 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13115 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13116 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13117 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13118 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13119 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13120 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13121 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13122 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13123 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13124 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13125 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13126 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13127 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13128 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13129 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13130 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13131 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13132 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13133 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13134 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13135 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13136 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13137 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13139 2016-02-04 Martin Liska <mliska@suse.cz>
13142 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13143 that are gimple_store_p.
13144 (maybe_instrument_call): Likewise.
13146 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13148 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13149 register scaling out of memory reference and comment why.
13151 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13155 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13156 folding the source of a SET.
13158 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13162 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13163 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13165 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13169 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13172 2016-02-04 Christian Bruel <christian.bruel@st.com>
13174 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13175 * config/arm/arm.c (arm_set_current_function): Likewise.
13177 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13178 Ilya Enkovich <enkovich.gnu@gmail.com>
13179 H.J. Lu <hongjiu.lu@intel.com>
13182 * config/i386/i386.c (convert_scalars_to_vector): Remove
13183 stack alignment fixes.
13184 (ix86_option_override_internal): Disable TARGET_STV if stack
13185 might not be aligned enough.
13186 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13188 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13190 * config/i386/x86-tune.def: Disable default prefetching
13193 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13194 Vladimir Makarov <vmakarov@redhat.com>
13197 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13198 in validating fused toc addresses.
13200 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13203 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13204 range->m_caret fields if range->m_show_caret_p is false.
13207 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13208 Force oldval into register if it does not satisfy reg_or_short_operand
13209 predicate. Fix up formatting.
13211 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13212 Alexandre Oliva <aoliva@redhat.com>
13215 * lra-constraints.c (simplify_operand_subreg): Check additionally
13216 address validity after potential reloading.
13217 (process_address_1): Check insns validity. In case of failure do
13220 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13223 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13226 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13228 * wide-int.cc (canonize_uhwi): New function.
13229 (wi::divmod_internal): Use it.
13231 2016-02-02 James Norris <jnorris@codesourcery.com
13233 * gimplify.c (omp_notice_variable): Add usage check.
13235 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13237 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13238 like LE, GE, LT, GT when emitting relational operator.
13240 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13242 * ira-costs.c (find_costs_and_classes): Add extra argument.
13243 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13244 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13245 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13246 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13247 Add best_class parameter, and return it if not ALL_REGS.
13248 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13250 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13251 Update target hook.
13253 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13255 * config/aarch64/aarch64.c
13256 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13257 (aarch64_ira_change_pseudo_allocno_class): New function.
13259 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13262 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13264 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13266 * config/avr/avr.c (avr_option_override): Set
13267 PARAM_ALLOW_STORE_DATA_RACES to 1.
13269 2016-02-02 Richard Biener <rguenther@suse.de>
13271 PR tree-optimization/69595
13272 * match.pd: Add range test simplifications to true/false.
13274 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13276 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13277 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13280 2016-02-02 Richard Biener <rguenther@suse.de>
13282 PR tree-optimization/69606
13283 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13284 info on the result before moving a stmt.
13286 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13288 PR middle-end/68542
13289 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13290 branch with vector comparison.
13291 * config/i386/sse.md (VI48_AVX): New mode iterator.
13292 (define_expand "cbranch<mode>4): Add support for conditional branch
13293 with vector comparison.
13294 * tree-vect-loop.c (optimize_mask_stores): New function.
13295 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13296 has_mask_store field of vect_info.
13297 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13298 vectorized loops having masked stores after vec_info destroy.
13299 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13300 correspondent macros.
13301 (optimize_mask_stores): Add prototype.
13303 2016-02-02 Alan Modra <amodra@gmail.com>
13306 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13309 2016-02-02 Alan Modra <amodra@gmail.com>
13312 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13313 whenever toc_label_name used.
13314 (rs6000_file_start): Don't set up toc section here,
13315 (rs6000_output_function_epilogue): do so here instead,
13316 (rs6000_xcoff_file_start): and here.
13317 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13318 (load_toc_aix_di): Likewise.
13320 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13322 PR rtl-optimization/69592
13323 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13324 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13325 (num_sign_bit_copies_binary_arith_p): New inline function.
13326 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13328 2016-02-01 Jeff Law <law@redhat.com>
13330 PR tree-optimization/69580
13331 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13332 * tree-ssa-threadbackward.c
13333 (fsm_find_control_statement_thread_paths): Do not try to walk
13334 through large PHI nodes.
13336 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13338 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13339 when count is incremented above limit, don't analyze further
13342 * omp-low.c (oacc_parse_default_dims): Avoid
13343 -Wsign-compare warning, make sure value fits into int
13344 rather than just unsigned int.
13346 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13348 PR tree-optimization/67921
13349 * fold-const.c (split_tree): New parameters. Convert pointer
13350 type variable part to proper type before negating.
13351 (fold_binary_loc): Pass new arguments to split_tree.
13353 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13355 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13356 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13357 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13358 * doc/tm.texti: Rebuilt.
13359 * doc/invoke.texi (fopenacc-dim): Document.
13360 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13361 (append_compiler_options): Likewise.
13362 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13363 (oacc_parse_default_dims): New.
13364 (oacc_validate_dims): Add USED arg. Select non-unity default when
13366 (oacc_loop_fixed_partitions): Return mask of used partitions.
13367 (oacc_loop_auto_partitions): Emit dump info.
13368 (oacc_loop_partition): Return mask of used partitions.
13369 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13370 loop partitioning and validation calls.
13372 2016-02-01 Richard Biener <rguenther@suse.de>
13374 PR middle-end/69556
13375 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13377 2016-02-01 Richard Biener <rguenther@suse.de>
13379 PR tree-optimization/69574
13380 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13381 of asserting return chrec_dont_know.
13383 2016-02-01 Martin Liska <mliska@suse.cz>
13385 * mem-stats-traits.h: Add copyright header.
13386 * mem-stats.h: Likewise.
13388 2016-02-01 Richard Biener <rguenther@suse.de>
13390 PR tree-optimization/69579
13391 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13392 Do not propagate through abnormal PHI results.
13394 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13396 * postreload.c (reload_cse_simplify): Remove dead code.
13398 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13400 PR rtl-optimization/69570
13401 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13402 if there is more than one set, not if there is a single set.
13404 2016-02-01 Richard Henderson <rth@redhat.com>
13407 * combine.c (make_compound_operation): When looking through a
13408 subreg, make sure to re-extend to the width of the outer mode.
13410 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13412 PR tree-optimization/69546
13413 * wide-int.cc (wi::divmod_internal): For unsigned division
13414 where both operands fit into uhwi, if o1 is 1 and o0 has
13415 msb set, if divident_prec is larger than bits per hwi,
13416 clear another quotient word and return 2 instead of 1.
13417 Similarly for remainder with msb in HWI set, if dividend_prec
13418 is larger than bits per hwi.
13420 2016-01-29 Martin Jambor <mjambor@suse.cz>
13422 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13423 Use short lowercase names.
13424 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13425 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13426 acq_rel one. Protect warning agains segfaults if
13427 get_memory_order_name returns NULL.
13428 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13429 with release semantics. Do not warn if get_memory_order already did.
13430 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13431 semantics. Fix check for relaxed or acquire semantics. Do not warn
13432 if get_memory_order already did.
13434 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13436 * doc/install.texi: Document that isl-0.16 is supported.
13438 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13441 * config/i386/constraints.md (Bm): Describe as special memory
13443 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13444 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13445 * genpreds.c (struct constraint_data): Add is_special_memory.
13446 (have_special_memory_constraints, special_memory_start): New
13448 (special_memory_end): Ditto.
13449 (add_constraint): Add new arg is_special_memory. Add code to
13450 process its true value. Update have_special_memory_constraints.
13451 (process_define_constraint): Pass the new arg.
13452 (process_define_register_constraint): Ditto.
13453 (choose_enum_order): Process special memory.
13454 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13455 function insn_extra_special_memory_constraint.
13456 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13457 * gensupport.c (process_rtx): Process
13458 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13459 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13460 * ira-lives.c (single_reg_class): Use
13461 insn_extra_special_memory_constraint.
13462 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13463 * lra-constraints.c (process_alt_operands): Ditto.
13464 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13465 * recog.c (asm_operand_ok, preprocess_constraints): Process
13467 * reload.c (find_reloads): Ditto.
13468 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13469 * stmt.c (parse_input_constraint): Use
13470 insn_extra_special_memory_constraint.
13472 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13475 * lra-splill.c (lra_final_code_change): Revert r229087 by
13476 removing all sub-registers.
13478 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13481 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13483 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13486 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13487 SSE1, copy target into the temporary reg first before recursing
13490 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13492 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13495 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13497 * ginclude/stdarg.h: Test __cplusplus instead of
13498 __GXX_EXPERIMENTAL_CXX0X__.
13500 2016-01-29 Richard Biener <rguenther@suse.de>
13502 PR tree-optimization/69547
13503 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13504 Do not mark clobbers necessary.
13505 (mark_all_reaching_defs_necessary_1): Likewise.
13507 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13509 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13510 declaration name with %qs and print it in both error messages.
13511 Also fix indentation.
13513 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13516 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13517 trailing blank line from error message.
13519 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13522 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13525 2016-01-29 Richard Biener <rguenther@suse.de>
13527 PR middle-end/69537
13528 * match.pd: Allow all integral types when simplifying a
13529 widening or sign-changing conversion.
13531 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13533 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13534 back to setting codegen_error to fail codegen.
13536 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13539 * config/i386/constraints.md (C): Only accept constant zero operand.
13540 (BC): New constraint.
13541 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13542 instead of C constraint.
13543 * doc/md.texi (Machine Constraints): Update description
13546 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13549 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13551 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13553 PR middle-end/69542
13554 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13557 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13559 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13560 branches if using guessed profile.
13562 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13564 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13566 2016-01-28 Richard Henderson <rth@redhat.com>
13569 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13570 * config/aarch64/aarch64-protos.h: Update.
13571 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13572 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13573 (aarch64_get_condition_code_1): Handle CC_Cmode.
13574 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13575 (*add<mode>3_compareC_cconly_imm): New.
13576 (*add<mode>3_compareC_cconly): New.
13577 (*add<mode>3_compareC_imm): New.
13578 (add<mode>3_compareC): New.
13579 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13580 to be first. Use aarch64_carry_operation.
13581 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13582 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13583 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13584 (subti3): Use subdi3_compare1.
13585 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13586 (sub<mode>3_compare1): New.
13587 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13588 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13589 (*subsi3_carryin_uxtw): Likewise.
13590 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13591 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13592 * config/aarch64/iterators.md (DWI): New.
13593 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13594 (aarch64_borrow_operation): New.
13596 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13598 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13599 message when isl does not return a valid schedule.
13601 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13603 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13604 Remove comments from class declarations: they are already in the code
13607 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13609 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13611 (ternary_op_to_tree): Same.
13612 (unary_op_to_tree): Same.
13613 (nary_op_to_tree): Same.
13614 (gcc_expression_from_isl_expr_op): Same.
13615 (gcc_expression_from_isl_expression): Same.
13616 (graphite_create_new_loop): Same.
13617 (graphite_create_new_loop_guard): Same.
13618 (build_iv_mapping): Same.
13619 (graphite_create_new_guard): Same.
13620 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13621 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13623 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13625 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13626 instead of setting codegen_error to fail codegen.
13628 2016-01-28 Jason Merrill <jason@redhat.com>
13630 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13632 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13634 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13635 Remove CONST_INT_P check in CCMP cost calculation.
13637 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13639 * config/aarch64/aarch64.c (generic_vector_cost):
13640 Set vec_permute_cost.
13641 (cortexa57_vector_cost): Likewise.
13642 (exynosm1_vector_cost): Likewise.
13643 (xgene1_vector_cost): Likewise.
13644 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13645 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13646 Add vec_permute_cost entry.
13648 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13650 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13652 (add<mode>3_compare0): Likewise.
13653 (addsi3_compare0_uxtw): Likewise.
13654 (add<mode>3nr_compare0): Likewise.
13655 (compare_neg<mode>): Likewise.
13656 (<optab><mode>3): Likewise.
13658 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13660 * tree-vect-stmts.c (vectorizable_comparison): Add
13661 NULL check for vectype.
13663 2016-01-28 Richard Biener <rguenther@suse.de>
13665 PR tree-optimization/69466
13666 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13667 Account for PHIs we couldn't duplicate.
13669 2016-01-28 Martin Liska <mliska@suse.cz>
13672 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13673 instead of ENABLE_VALGRIND_CHECKING.
13675 2016-01-27 Richard Henderson <rth@redhat.com>
13678 * lra-remat.c (subreg_regs): New.
13679 (dump_candidates_and_remat_bb_data): Dump it.
13680 (operand_to_remat): Reject if operand in subreg_regs.
13681 (set_bb_regs): Collect subreg_regs.
13682 (lra_remat): Init and free subreg_regs. Compute
13683 calculate_local_reg_remat_bb_data before create_cands.
13685 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13688 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13689 change stack_alignment_needed for __tls_get_addr call.
13691 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13693 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13695 2016-01-27 Jeff Law <law@redhat.com>
13697 PR tree-optimization/68398
13698 PR tree-optimization/69196
13699 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13700 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13701 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13702 Only count PHIs in the last block in the path. The others will
13703 const/copy propagate away. Add heuristic to allow more irreducible
13704 subloops to be created when it is likely profitable to do so.
13706 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13707 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13708 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13710 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13713 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13714 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13715 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13716 * tree-streamer-in.c: Include asan.h.
13717 (streamer_get_builtin_tree): For builtins in sanitizer
13718 range call initialize_sanitizer_builtins and retry.
13720 2016-01-27 Ian Lance Taylor <iant@google.com>
13722 * common.opt (fkeep-gc-roots-live): New undocumented option.
13723 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13724 -fkeep-gc-roots-live, skip pointers.
13725 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13728 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13731 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13732 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13734 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13737 * configure.ac: NetBSD provides SSP in its C library.
13738 * configure: Updated.
13740 2016-01-27 Richard Biener <rguenther@suse.de>
13742 PR tree-optimization/69166
13743 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13744 reduction code for commutativity / associativity.
13746 2016-01-27 Martin Jambor <mjambor@suse.cz>
13748 PR tree-optimization/69355
13749 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13750 total_scalarization fails.
13752 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13754 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13757 2016-01-27 Christian Bruel <christian.bruel@st.com>
13760 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13761 Move arm_reset_previous_fndecl and set_target_option_current_node in
13762 the conditional part. Call save_restore_target_globals.
13763 * config/arm/arm.c (arm_set_current_function):
13764 Refactor to better support #pragma target and attribute mix.
13765 Call save_restore_target_globals.
13766 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13768 2016-01-27 Martin Liska <mliska@suse.cz>
13770 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13771 reference for an HSA kernel and its host function.
13773 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13775 PR tree-optimization/69399
13776 * wide-int.h (wi::lrshift): For larger precisions, only
13777 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13779 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13781 * config/arc/predicates.md (proper_comparison_operator): Reject
13782 constant-constant comparison.
13784 2016-01-26 Tom de Vries <tom@codesourcery.com>
13786 PR tree-optimization/69110
13787 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13788 DR_NUM_DIMENSIONS == 0.
13790 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13791 Sebastian Pop <s.pop@samsung.com>
13793 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13794 isl_ast_op_cond and isl_ast_op_select.
13795 (gcc_expression_from_isl_expr_op): Same.
13797 2016-01-26 Jason Merrill <jason@redhat.com>
13800 * tree.c (recompute_constructor_flags): Split out from
13802 (verify_constructor_flags): New.
13803 * tree.h: Declare them.
13805 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13807 PR rtl-optimization/69217
13808 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13809 are no TYPE_FIELDS set for the record type.
13811 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13814 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13815 toc_label_name unconditionally.
13816 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13817 SYMBOL_REF string. Use toc_label_name instead of constructing
13819 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13820 constructing LCTOC1.
13822 2016-01-26 Martin Sebor <msebor@redhat.com>
13825 * doc/extend.texi (Common Type Attributes): Move text that talks about
13826 attribute packed from attribute aligned to the section discussing
13827 the former attribute for clarity.
13829 2016-01-26 Richard Henderson <rth@redhat.com>
13831 PR middle-end/60908
13832 * trans-mem.c (tm_region_init): Mark entry block as visited.
13834 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13837 * diagnostic-show-locus.c (layout::print_source_line): Replace
13838 call to pp_newline with call to layout::print_newline.
13839 (layout::print_annotation_line): Likewise.
13840 (layout::move_to_column): Likewise.
13841 (layout::print_any_fixits): After printing any fixits, print a
13842 trailing newline, if necessary.
13843 (layout::print_newline): New method, resetting any colorization
13845 (diagnostic_show_locus): Move the pp_newline to before the
13846 early bailout. Remove dummy block enclosing the layout instance.
13847 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13848 of pp_newline_and_flush with pp_flush.
13849 (diagnostic_append_note): Delete use of pp_newline.
13850 (diagnostic_append_note_at_rich_loc): Delete.
13851 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13852 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13853 when newline characters are added to the buffer.
13855 2016-01-26 Michael Matz <matz@suse.de>
13857 * configure.ac (ac_cv_std_swap_in_utility): New test.
13858 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13859 * configure: Regenerate.
13860 * config.in: Regenerate.
13862 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13864 * config/arc/arc.md (cstoresi4): Force operand into register.
13865 (arcset<code>): Fix predicate.
13866 (arcsetltu): Likewise.
13867 (arcsetgeu): Likewise.
13868 (arcsethi): Likewise.
13869 (arcsetls): Likewise.
13871 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13873 PR tree-optimization/69483
13874 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13875 if base has error_mark_node type.
13877 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13880 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13881 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13883 (vget_lane_f16): Handle big-endian.
13884 (vgetq_lane_f16): Likewise.
13885 (vset_lane_f16): Likewise.
13886 (vsetq_lane_f16): Likewise.
13887 * config/arm/iterators.md (VQXMOV): Add V8HF.
13888 (VDQ): Add V4HF and V8HF.
13889 (V_reg): Handle V4HF and V8HF.
13890 (Is_float_mode): Likewise.
13891 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13892 neon_vdup_nv8hf): New patterns.
13893 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13894 Use VD_LANE iterator.
13895 (neon_vld1_dup<mode>): Use VQ2 iterator.
13897 2016-01-26 Nathan Sidwell <nathan@acm.org>
13899 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13900 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13901 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13902 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13903 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13904 (oacc_validate_dims): Add LEVEL arg, don't return level.
13905 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13906 oacc_validate_dims.
13907 (execute_oacc_device_lower): Adjust, add more dump output.
13908 * tree-ssa-loop.c (gate_oacc_kernels): Use
13909 oacc_fn_attrib_kernels_p.
13910 * tree-parloops.c (create_parallel_loop): Adjust
13911 set_oacc_fn_attrib call.
13913 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13916 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13917 (append_compiler_options): Handle -fcilkplus.
13918 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13920 2016-01-26 Nick Clifton <nickc@redhat.com>
13923 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13924 been marked as DECL_ONE_ONLY but we do not the means to make it
13925 so, then do not allow it to bind locally.
13927 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13930 * opts.h (parse_sanitizer_options): New prototype.
13931 * opts.c (sanitizer_opts): New array.
13932 (parse_sanitizer_options): New function.
13933 (common_handle_option): Use parse_sanitizer_options.
13935 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13938 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13939 alignment adjustment to ...
13940 (ix86_update_stack_boundary): Here. Don't over-align stack for
13942 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13943 if __tls_get_addr is called.
13945 2016-01-26 Christian Bruel <christian.bruel@st.com>
13947 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13949 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13951 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13953 2016-01-26 Richard Biener <rguenther@suse.de>
13955 PR middle-end/69467
13956 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13958 2016-01-26 Richard Biener <rguenther@suse.de>
13960 PR tree-optimization/69452
13961 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13962 (move_computations_dom_walker::before_dom_children): Rename
13964 (move_computations_worker): This.
13965 (move_computations): Perform an RPO rather than a DOM walk.
13967 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13970 * combine.c (combine_instructions): For REG_EQUAL note with
13971 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13972 to the underlying register.
13973 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13974 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13976 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13979 * config/aarch64/aarch64-builtins.c
13980 (aarch64_init_simd_builtin_types): Do not set structural
13981 equality to __Poly{8,16,64,128}_t types.
13983 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13985 PR tree-optimization/69400
13986 * wide-int.cc (wi_pack): Take the precision as argument and
13987 perform canonicalization here rather than in the callers.
13988 Use the main loop to handle all full-width HWIs. Add a
13989 zero HWI if in_len isn't a full result.
13990 (wi::divmod_internal): Update accordingly.
13991 (wi::mul_internal): Likewise. Simplify.
13993 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13994 Sebastian Pop <s.pop@samsung.com>
13996 * graphite-poly.c (apply_poly_transforms): Simplify.
13997 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13998 (print_isl_map): Same.
13999 (print_isl_union_map): Same.
14000 (print_isl_schedule): New.
14001 (debug_isl_schedule): New.
14002 * graphite-dependences.c (scop_get_reads): Do not call
14003 isl_union_map_add_map that is undocumented isl functionality.
14004 (scop_get_must_writes): Same.
14005 (scop_get_may_writes): Same.
14006 (scop_get_original_schedule): Remove.
14007 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14008 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14009 (compute_deps): Remove.
14010 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14011 (debug_schedule_ast): New.
14012 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14013 set_separate_option.
14014 (graphite_regenerate_ast_isl): Add dump.
14015 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14016 from scop->transformed_schedule.
14017 (graphite_regenerate_ast_isl): Add more dump.
14018 * graphite-optimize-isl.c (optimize_isl): Set
14019 scop->transformed_schedule. Check whether schedules are equal.
14020 (apply_poly_transforms): Move here.
14021 * graphite-poly.c (apply_poly_transforms): ... from here.
14022 (free_poly_bb): Static.
14023 (free_scop): Static.
14024 (pbb_number_of_iterations_at_time): Remove.
14025 (print_isl_ast): New.
14026 (debug_isl_ast): New.
14027 (debug_scop_pbb): New.
14028 * graphite-scop-detection.c (print_edge): Move.
14029 (print_sese): Move.
14030 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14031 (build_scop_scattering): Remove.
14032 (create_pw_aff_from_tree): Assert instead of bailing out.
14033 (add_condition_to_pbb): Remove unused code, do not fail.
14034 (add_conditions_to_domain): Same.
14035 (add_conditions_to_constraints): Remove.
14036 (build_scop_context): New.
14037 (add_iter_domain_dimension): New.
14038 (build_iteration_domains): Initialize pbb->iterators.
14039 Call add_conditions_to_domain.
14042 (index_outermost_in_loop): New.
14043 (index_pbb_in_loop): New.
14044 (outermost_pbb_in): New.
14045 (add_in_sequence): New.
14046 (add_outer_projection): New.
14047 (outer_projection_mupa): New.
14048 (add_loop_schedule): New.
14049 (build_schedule_pbb): New.
14050 (build_schedule_loop): New.
14051 (embed_in_surrounding_loops): New.
14052 (build_schedule_loop_nest): New.
14053 (build_original_schedule): New.
14054 (build_poly_scop): Call build_original_schedule.
14055 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14056 (free_poly_dr): Remove.
14057 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14058 (free_poly_bb): Remove.
14059 (debug_loop_vec): Remove.
14060 (print_isl_ast): Declare.
14061 (debug_isl_ast): Declare.
14062 (scop_do_interchange): Remove.
14063 (scop_do_strip_mine): Remove.
14064 (scop_do_block): Remove.
14065 (flatten_all_loops): Remove.
14066 (optimize_isl): Remove.
14067 (pbb_number_of_iterations_at_time): Remove.
14068 (debug_scop_pbb): Declare.
14069 (print_schedule_ast): Declare.
14070 (debug_schedule_ast): Declare.
14071 (struct scop): Remove schedule. Add original_schedule,
14072 transformed_schedule.
14073 (free_gimple_poly_bb): Remove.
14074 (print_generated_program): Remove.
14075 (debug_generated_program): Remove.
14076 (unify_scattering_dimensions): Remove.
14077 * sese.c (print_edge): ... here.
14078 (print_sese): ... here.
14079 (debug_edge): ... here.
14080 (debug_sese): ... here.
14081 * sese.h (print_edge): Declare.
14082 (print_sese): Declare.
14083 (dump_edge): Declare.
14084 (dump_sese): Declare.
14086 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14087 Sebastian Pop <s.pop@samsung.com>
14089 * Makefile.in: Set ISLVER in site.exp.
14091 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14093 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14094 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14095 through DECL_VALUE_EXPR for expansion.
14097 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14099 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14100 the frame info after reload completed.
14102 2016-01-25 Jeff Law <law@redhat.com>
14104 PR tree-optimization/69196
14105 PR tree-optimization/68398
14106 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14107 tree-ssa-threadupdate.c.
14108 (determine_bb_domination_status): Prototype
14109 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14110 (determine_bb_domination_status): No longer static.
14111 (valid_jump_thread_path): Remove code to detect characteristics
14112 of the jump thread path not associated with correctness.
14113 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14114 Correct test for thread path length. Count PHIs for real operands as
14115 statements that need to be copied. Do not count ASSERT_EXPRs.
14116 Look at all the blocks in the thread path. Compute and selectively
14117 filter thread paths based on threading through the latch, threading
14118 a multiway branch or crossing a multiway branch.
14120 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14122 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14123 decl with __attribute__ ((unused)) annotation.
14125 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14128 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14129 of operands is compatible with a statement vectype.
14131 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14133 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14134 improve wording for mixed storage order support.
14136 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14138 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14139 (vcvt_u64_f64): Likewise.
14140 (vcvta_s64_f64): Likewise.
14141 (vcvta_u64_f64): Likewise.
14142 (vcvtm_s64_f64): Likewise.
14143 (vcvtm_u64_f64): Likewise.
14144 (vcvtn_s64_f64): Likewise.
14145 (vcvtn_u64_f64): Likewise.
14146 (vcvtp_s64_f64): Likewise.
14147 (vcvtp_u64_f64): Likewise.
14149 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14151 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14152 (arc_init): Check validity mll64 option.
14153 (arc_save_restore): Use double load/store instruction.
14154 (arc_expand_movmem): Likewise.
14155 (arc_split_move): Don't split if we have double load/store
14156 instructions. Returns a boolean.
14157 (arc_process_double_reg_moves): Change function to return boolean
14158 instead of a sequence of instructions.
14159 (arc_dwarf_register_span): New function.
14160 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14161 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14162 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14163 (*movdf_insn): Likewise.
14164 * config/arc/arc.opt (mll64): New option.
14165 * config/arc/predicates.md (even_register_operand): New predicate.
14166 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14168 2016-01-25 Richard Biener <rguenther@suse.de>
14171 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14172 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14174 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14176 2016-01-25 Richard Biener <rguenther@suse.de>
14178 PR tree-optimization/69376
14179 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14181 (VN_INFO_ANTI_RANGE_P): New inline.
14182 (VN_INFO_RANGE_TYPE): Likewise.
14183 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14184 SSA_NAME_ANTI_RANGE_P.
14185 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14186 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14187 Properly query VN_INFO_RANGE_TYPE.
14189 2016-01-25 Nick Clifton <nickc@redhat.com>
14192 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14194 2016-01-23 Tom de Vries <tom@codesourcery.com>
14196 PR tree-optimization/69426
14197 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14200 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14202 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14203 "the the" with "the" in the comments.
14204 * ipa-devirt.c (build_type_inheritance_graph,
14205 update_type_inheritance_graph): Likewise.
14206 * tree.c (build_function_type_list_1): Likewise.
14207 * cfgloopmanip.c (scale_loop_profile): Likewise.
14208 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14209 * gimple-ssa-split-paths.c
14210 (find_block_to_duplicate_for_splitting_paths): Likewise.
14211 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14212 * expr.c (convert_move): Likewise.
14213 * var-tracking.c (vt_stack_adjustments): Likewise.
14214 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14215 * tree-vrp.c (test_for_singularity): Likewise.
14217 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14218 directly instead of building a temporary tree.
14221 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14222 remove <algorithm> include.
14224 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14227 * config/i386/i386.c: Include dojump.h.
14228 (expand_small_movmem_or_setmem,
14229 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14231 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14232 if dynamic_check != -1.
14234 2016-01-21 Jeff Law <law@redhat.com>
14236 PR middle-end/69347
14237 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14238 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14239 into dominated_by_p.
14240 (cprop_into_successor_phis): Avoid unnecessary tests.
14242 2016-01-22 Richard Henderson <rth@redhat.com>
14245 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14246 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14248 2016-01-22 Michael Matz <matz@suse.de>
14250 * system.h (string, algorithm): Include only conditionally.
14251 (new): Include always under C++.
14252 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14253 * final.c (toplevel): Ditto.
14254 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14255 * genconditions.c (write_header): Make gencondmd.c define
14257 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14259 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14260 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14262 2016-01-22 Christian Bruel <christian.bruel@st.com>
14265 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14267 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14270 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14271 define_insn_and_split. Ensure operands[1] and operands[0] do not
14272 get assigned the same register.
14274 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14276 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14278 2016-01-22 Christian Bruel <christian.bruel@st.com>
14280 * config/arm/arm-c.c (arm_pragma_target_parse):
14281 Remove warn_builtin_macro_redefined overwrite.
14283 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14285 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14286 flag_non_call_exceptions compatibility.
14288 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14291 * dwarf2out.c (add_child_die_after): New function.
14292 (dwarf_qual_info_t): New type.
14293 (dwarf_qual_info): New variable.
14294 (qualified_die_p): New function.
14295 (modified_type_die): For -fdebug-types-section, ensure
14296 canonical order of qualifiers. Put qualified DIEs adjacent
14297 to the corresponding non-qualified type DIE and search there
14298 for existing qualified DIEs.
14300 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14302 * doc/extend.texi (scalar_storage_order type attribute): Document
14303 restriction on type punning and aliasing, and remove future tense.
14305 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14308 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14311 2016-01-21 Jeff Law <law@redhat.com>
14313 PR middle-end/69347
14314 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14315 useless call to record_temporary_equivalences.
14316 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14317 allocate 10 slots in the bb_path vector and let it grow as needed.
14318 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14321 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14323 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14325 * configure: Regenerate.
14327 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14329 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14330 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14332 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14334 PR middle-end/66178
14335 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14336 drop EXPAND_INITIALIZER.
14337 * rtl.h (contains_symbolic_reference_p): Declare.
14338 * rtlanal.c (contains_symbolic_reference_p): New function.
14339 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14340 a subtraction into a NOT if symbolic constants are involved.
14342 2016-01-21 Anton Blanchard <anton@samba.org>
14343 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14346 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14348 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14351 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14353 * config/microblaze/microblaze.c
14354 (get_branch_target): New.
14355 (insert_wic_for_ilb_runout): New.
14357 (microblaze_machine_dependent_reorg): New.
14358 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14359 * config/microblaze/microblaze.md
14360 (UNSPEC_IPREFETCH): Define.
14361 (iprefetch): New pattern
14362 * config/microblaze/microblaze.opt
14363 (mxl-prefetch): New flag.
14365 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14367 * config/microblaze/microblaze.h
14368 (FIXED_REGISTERS): Update in macro.
14369 (CALL_USED_REGISTERS): Update in macro.
14371 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14373 PR rtl-optimization/68920
14374 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14377 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14379 PR rtl-optimization/68990
14380 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14381 pseudo instead of inheritance ones.
14383 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14384 Nick Clifton <nickc@redhat.com>
14388 * config/mips/mips.c (mips_compute_frame_info): Initialise
14389 args_size and hard_frame_pointer_offset fields of the frame
14390 structure before calling mips_global_pointer.
14392 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14394 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14396 * configure: Regenerate.
14398 2016-01-21 Richard Biener <rguenther@suse.de>
14400 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14402 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14404 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14405 to actually emit the .size directive.
14407 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14408 Jakub Jelinek <jakub@redhat.com>
14412 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14413 args array size by one to avoid buffer overflow.
14415 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14417 * config/s390/s390.md (pool_section_start): Use switch_to_section
14418 to select proper read-only data section instead of hardcoding
14420 (pool_section_end): Use switch_to_section to match the above.
14422 2016-01-21 Richard Biener <rguenther@suse.de>
14424 PR tree-optimization/69378
14425 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14426 (set_ssa_val_to): Use it for dominance checks taking into
14427 account not executable edges.
14429 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14432 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14433 for bitsize instead of GET_MODE_PRECISION (mode).
14435 2016-01-20 Martin Sebor <msebor@redhat.com>
14438 * extend.texi (__sync Builtins): Clarify the semantics of
14439 __sync_fetch_and_OP built-ins on pointers.
14440 (__atomic Builtins): Same.
14442 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14443 Sebastian Pop <s.pop@samsung.com>
14445 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14446 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14447 (is_valid_rename): Same.
14448 (translate_isl_ast_to_gimple::get_rename): Same.
14449 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14450 (translate_isl_ast_to_gimple::rename_uses): Same.
14451 (get_new_name): Check for close_phi nodes.
14452 (copy_loop_phi_args): Use phi_node_kind.
14453 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14454 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14456 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14457 Sebastian Pop <s.pop@samsung.com>
14459 Revert commit r229783.
14460 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14461 Remove use of parameter_rename_map.
14462 (copy_def): Remove.
14463 (copy_internal_parameters): Remove.
14464 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14465 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14466 (free_sese_info): Do not free parameter_rename_map.
14467 (set_rename): Do not use parameter_rename_map.
14468 (rename_uses): Update call to set_rename.
14469 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14470 * sese.h (parameter_rename_map_t): Remove.
14471 (struct sese_info_t): Remove field parameter_rename_map.
14473 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14474 Sebastian Pop <s.pop@samsung.com>
14476 * graphite-isl-ast-to-gimple.c: Fix comment.
14477 * graphite-scop-detection.c (defined_in_loop_p): New.
14478 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14479 names defined in loop.
14481 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14482 Sebastian Pop <s.pop@samsung.com>
14484 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14485 Discard unstructured if-then-else regions.
14487 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14488 Sebastian Pop <s.pop@samsung.com>
14490 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14491 (cleanup_loop_iter_dom): Remove.
14492 (build_loop_iteration_domains): Remove.
14493 (build_scop_context): Remove.
14494 (build_scop_iteration_domain): Remove.
14495 (add_loop_constraints): New.
14496 (build_iteration_domains): New.
14497 (build_poly_scop): Call build_iteration_domains.
14499 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14500 Sebastian Pop <s.pop@samsung.com>
14502 * graphite-scop-detection.c
14503 (scop_detection::harmful_loop_in_region): Free dom and loops.
14504 (scop_detection::loop_body_is_valid_scop): Free bbs.
14506 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14507 Sebastian Pop <s.pop@samsung.com>
14509 * graphite-scop-detection.c (record_loop_in_sese): New.
14510 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14511 (build_scops): Remove call to build_sese_loop_nests.
14512 * sese.c (sese_record_loop): Remove.
14513 (build_sese_loop_nests): Remove.
14514 (new_sese_info): Remove region->loops.
14515 (free_sese_info): Same.
14516 * sese.h (sese_contains_loop): Same.
14517 (build_sese_loop_nests): Remove.
14518 (sese_contains_loop): Remove.
14520 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14521 Sebastian Pop <s.pop@samsung.com>
14523 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14524 loop_is_valid_in_scop.
14525 (scop_detection::harmful_stmt_in_region): Renamed
14526 harmful_loop_in_region.
14527 Call loop_is_valid_in_scop.
14529 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14530 Sebastian Pop <s.pop@samsung.com>
14532 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14535 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14536 Sebastian Pop <s.pop@samsung.com>
14538 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14539 * graphite.h (struct poly_bb): Remove field is_reduction.
14540 (PBB_IS_REDUCTION): Remove.
14542 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14543 Sebastian Pop <s.pop@samsung.com>
14545 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14546 (add_pdr_constraints): Same.
14547 (scop_get_reads): Same.
14548 (scop_get_must_writes): Same.
14549 (scop_get_may_writes): Same.
14550 (scop_get_original_schedule): Same.
14551 (extend_schedule): Same.
14552 (apply_schedule_on_deps): Same.
14553 (carries_deps): Same.
14554 (compute_deps): Same.
14555 (scop_get_dependences): Same.
14556 * graphite-isl-ast-to-gimple.c
14557 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14558 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14559 (get_schedule_for_band_list): Same.
14560 (get_schedule_map): Same.
14561 (apply_schedule_map_to_scop): Same.
14562 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14563 (build_loop_iteration_domains): Same.
14564 (add_condition_to_pbb): Same.
14565 (add_param_constraints): Same.
14566 (pdr_add_memory_accesses): Same.
14567 (pdr_add_data_dimensions): Same.
14569 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14571 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14574 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14576 * common.opt (feliminate-dwarf2-dups): Replace references to
14577 "DWARF 2" with just "DWARF".
14578 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14579 * doc/extend.texi: Likewise.
14580 * doc/cpp.texi: Likewise.
14581 * doc/invoke.texi: Likewise.
14582 (Option Summary): Add -gdwarf to list of Debugging Options.
14583 (Debugging Options): Document -gdwarf.
14584 * doc/contrib.texi: Spell "DWARF" like that.
14586 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14588 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14589 warning. Fix up formatting.
14591 PR middle-end/67653
14592 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14593 attempt to mark memory input operand addressable and
14594 call prepare_gimple_addressable in that case. Don't adjust
14595 input_location for diagnostics, use error_at instead.
14597 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14599 * config/rs6000/ppc-auxv.h: New file.
14600 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14601 (cpu_is): Likewise.
14602 (cpu_supports): Likewise.
14603 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14604 (cpu_is_info): New variable.
14605 (cpu_supports_info): Likewise.
14606 (tcb_verification_symbol): Likewise.
14607 (cpu_builtin_p): Likewise.
14608 (cpu_expand_builtin): New function.
14609 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14610 (rs6000_init_builtins): Likewise.
14611 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14612 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14613 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14614 * configure: Regenerate.
14615 * config.in: Likewise.
14616 * doc/extend.texi (PowerPC Built-in Functions): Document
14617 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14619 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14622 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14624 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14627 2016-01-20 Richard Henderson <rth@redhat.com>
14633 * tree.c (tm_define_builtin): New.
14634 (find_tm_vector_type): New.
14635 (build_tm_vector_builtins): New.
14636 (build_common_builtin_nodes): Call it.
14638 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14640 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14641 (arm_fp_ok): Likewise.
14642 (arm_fp): Likewise.
14643 (arm_crypto): Likewise.
14645 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14646 Richard Biener <rguenther@suse.de>
14648 PR tree-optimization/69328
14649 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14650 vectors have same number of elements.
14651 (vectorizable_condition): Fix masked version recognition.
14653 2016-01-20 Richard Biener <rguenther@suse.de>
14655 PR tree-optimization/69345
14656 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14657 (VN_INFO_PTR_INFO): Likewise.
14658 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14659 info when it is equal between non-dominating SSA names.
14660 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14661 Make sure to look at original SSA infos.
14663 2016-01-20 Jeff Law <law@redhat.com>
14666 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14668 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14669 (pc_or_label_operand): New predicate.
14670 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14671 tests for small integers that are 2^n - 1.
14673 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14675 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14677 2016-01-19 Jeff Law <law@redhat.com>
14679 PR middle-end/69347
14680 * tree-ssa-threadbackwards.c
14681 (fsm_find_control_statement_thread_paths): Do not try to lookup
14682 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14684 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14686 * doc/lto.texi: Remove text that says only Gold has linker plugin
14689 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14691 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14692 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14693 the DIE accordingly.
14694 (modified_type_die): Add REVERSE parameter and pass it recursively,
14695 as well as to base_type_die. Adjust presence check accordingly.
14696 (base_type_for_mode): Adjust call to modified_type_die.
14697 (add_type_attribute): Add REVERSE parameter and pass it to
14699 (generic_parameter_die): Adjust call to add_type_attribute.
14700 (add_scalar_info): Likewise.
14701 (add_subscript_info): Likewise.
14702 (gen_array_type_die): Likewise.
14703 (gen_descr_array_type_die): Likewise.
14704 (gen_entry_point_die): Likewise.
14705 (gen_enumeration_type_die): Likewise.
14706 (gen_formal_parameter_die): Likewise.
14707 (gen_subprogram_die): Likewise.
14708 (gen_variable_die ): Likewise.
14709 (gen_const_die): Likewise.
14710 (gen_field_die): Likewise.
14711 (gen_pointer_type_die): Likewise.
14712 (gen_reference_type_die): Likewise.
14713 (gen_ptr_to_mbr_type_die): Likewise.
14714 (gen_inheritance_die): Likewise.
14715 (gen_subroutine_type_die): Likewise.
14716 (gen_typedef_die): Likewise.
14717 (force_type_die): Adjust call to modified_type_die.
14719 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14721 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14722 flow throughout the file. Fix broken link to Objective-C 2.0
14724 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14727 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14729 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14731 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14734 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14735 (maybe_record_node): Record cxa_pure_virtual as the only possible
14736 target if there are not ohter candidates.
14737 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14739 2016-01-19 Richard Biener <rguenther@suse.de>
14741 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14742 (get_memory_order): Likewise.
14744 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14746 * tree-vect-stmts.c (vectorizable_store): Check
14749 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14752 * gcc.c (driver::decode_argv): Add call to
14753 init_opts_obstack before init_options_struct.
14754 * opts.c (init_opts_obstack): Remove idempotency.
14755 (init_options_struct): Replace call to init_opts_obstack
14756 with a gcc_assert to verify that it has already been called.
14757 * toplev.c (toplev::main): Add call to init_opts_obstack before
14758 calls to init_options_struct.
14759 (toplev::finalize): Move cleanup of opts_obstack next to
14760 cleanup of save_decoded_options, clearing the latter, and
14761 save_decoded_options_count.
14763 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14766 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14767 attribute to unconditional. Remove %? from output template.
14769 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14770 Jiong Wang <jiong.wang@arm.com>
14772 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14773 generated from different expand order.
14775 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14777 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14778 Add support for CCMP costing.
14780 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14782 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14783 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14784 (fccmpe<mode>): Likewise.
14785 (fcmp): Rename to fcmp and globalize pattern.
14787 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14788 (aarch64_gen_ccmp_next): Add FP support.
14790 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14792 * target.def (gen_ccmp_first): Update documentation.
14793 (gen_ccmp_next): Likewise.
14794 * doc/tm.texi (gen_ccmp_first): Update documentation.
14795 (gen_ccmp_next): Likewise.
14796 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14797 expand_ccmp_expr_1. Improve comments.
14798 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14799 (ccmp_ior<mode>): Remove pattern.
14800 (cmp<mode>): Remove expand.
14801 (cmp): Globalize pattern.
14802 (cstorecc4): Use cc_register.
14803 (mov<mode>cc): Remove ccmp_cc_register check.
14804 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14805 Simplify after removal of CC_DNE/* modes.
14806 (aarch64_ccmp_mode_to_code): Remove.
14807 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14808 In 'k' case use integer as condition.
14809 (aarch64_nzcv_codes): Remove inverted cases.
14810 (aarch64_code_to_ccmode): Remove.
14811 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14812 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14813 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14814 pattern. Return the comparison with CC register. Invert conditions
14815 when bitcode is OR.
14816 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14817 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14819 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14821 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14822 instrumented_version.
14824 2016-01-19 Richard Biener <rguenther@suse.de>
14826 PR tree-optimization/69336
14827 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14828 handled components with get_ref_base_and_extent.
14829 (equal_mem_array_ref_p): Adjust.
14831 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14834 * shrink-wrap.c: Include valtrack.h.
14835 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14836 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14837 in between insn and where it will be moved to. Call
14838 dead_debug_insert_temp.
14839 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14840 first and dead_debug_local_finish at the end.
14841 For uses and defs bitmap, handle all regs in between REGNO and
14842 END_REGNO, not just the first one.
14844 2016-01-19 Richard Biener <rguenther@suse.de>
14846 PR tree-optimization/69352
14847 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14848 (equal_mem_array_ref_p): Constrain size and max size properly.
14849 Compare the reverse flag.
14851 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14853 * ira.c (ira): Update regstat data if we deleted insns.
14855 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14857 PR rtl-optimization/68955
14858 PR rtl-optimization/64557
14859 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14860 here. Fix up formatting.
14861 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14863 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14866 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14867 assume that the node has body.
14868 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14871 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14873 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14876 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14878 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14879 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14881 2016-01-19 Martin Jambor <mjambor@suse.cz>
14882 Martin Liska <mliska@suse.cz>
14883 Michael Matz <matz@suse.de>
14885 * Makefile.in (OBJS): Add new source files.
14886 (GTFILES): Add hsa.c.
14887 * common.opt (disable_hsa): New variable.
14888 (-Whsa): New warning.
14889 * config.in (ENABLE_HSA): New.
14890 * configure.ac: Treat hsa differently from other accelerators.
14891 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14892 $enable_offloading.
14893 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14894 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14895 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14896 --with-hsa-kmt-lib.
14897 * doc/invoke.texi (-Whsa): Document.
14898 (hsa-gen-debug-stores): Likewise.
14899 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14900 to invoke offload compiler for hsa acclerator.
14901 * opts.c (common_handle_option): Determine whether HSA offloading
14902 should be performed.
14903 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14904 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14905 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14906 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14907 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14908 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14909 GF_OMP_FOR_KIND_GRID_LOOP.
14910 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14911 (pp_gimple_stmt_1): Likewise.
14912 * gimple-walk.c (walk_gimple_stmt): Likewise.
14913 * gimple.c (gimple_build_omp_grid_body): New function.
14914 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14915 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14916 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14917 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14918 GF_OMP_TEAMS_GRID_PHONY.
14919 (gimple_statement_omp_single_layout): Updated comments.
14920 (gimple_build_omp_grid_body): New function.
14921 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14922 (gimple_omp_for_grid_phony): New function.
14923 (gimple_omp_for_set_grid_phony): Likewise.
14924 (gimple_omp_parallel_grid_phony): Likewise.
14925 (gimple_omp_parallel_set_grid_phony): Likewise.
14926 (gimple_omp_teams_grid_phony): Likewise.
14927 (gimple_omp_teams_set_grid_phony): Likewise.
14928 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14929 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14930 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14931 (BUILT_IN_GOMP_TARGET): Updated type.
14932 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14933 (adjust_for_condition): New function.
14934 (get_omp_for_step_from_incr): Likewise.
14935 (extract_omp_for_data): Moved parts to adjust_for_condition and
14936 get_omp_for_step_from_incr.
14937 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14938 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14939 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14940 (scan_omp_parallel): Do not create child functions for phony
14942 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14943 (scan_omp_1_op): Checking assert we are not remapping to
14944 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14945 (parallel_needs_hsa_kernel_p): New function.
14946 (expand_parallel_call): Register apprpriate parallel child
14947 functions as HSA kernels.
14948 (grid_launch_attributes_trees): New type.
14949 (grid_attr_trees): New variable.
14950 (grid_create_kernel_launch_attr_types): New function.
14951 (grid_insert_store_range_dim): Likewise.
14952 (grid_get_kernel_launch_attributes): Likewise.
14953 (get_target_argument_identifier_1): Likewise.
14954 (get_target_argument_identifier): Likewise.
14955 (get_target_argument_value): Likewise.
14956 (push_target_argument_according_to_value): Likewise.
14957 (get_target_arguments): Likewise.
14958 (expand_omp_target): Call get_target_arguments instead of looking
14959 up for teams and thread limit.
14960 (grid_expand_omp_for_loop): New function.
14961 (grid_arg_decl_map): New type.
14962 (grid_remap_kernel_arg_accesses): New function.
14963 (grid_expand_target_kernel_body): New function.
14964 (expand_omp): Call it.
14965 (lower_omp_for): Do not emit phony constructs.
14966 (lower_omp_taskreg): Do not emit phony constructs but create for them
14967 a temporary variable receiver_decl.
14968 (lower_omp_taskreg): Do not emit phony constructs.
14969 (lower_omp_teams): Likewise.
14970 (lower_omp_grid_body): New function.
14971 (lower_omp_1): Call it.
14972 (grid_reg_assignment_to_local_var_p): New function.
14973 (grid_seq_only_contains_local_assignments): Likewise.
14974 (grid_find_single_omp_among_assignments_1): Likewise.
14975 (grid_find_single_omp_among_assignments): Likewise.
14976 (grid_find_ungridifiable_statement): Likewise.
14977 (grid_target_follows_gridifiable_pattern): Likewise.
14978 (grid_remap_prebody_decls): Likewise.
14979 (grid_copy_leading_local_assignments): Likewise.
14980 (grid_process_kernel_body_copy): Likewise.
14981 (grid_attempt_target_gridification): Likewise.
14982 (grid_gridify_all_targets_stmt): Likewise.
14983 (grid_gridify_all_targets): Likewise.
14984 (execute_lower_omp): Call grid_gridify_all_targets.
14985 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14986 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14987 (tree_omp_clause): Added union field dimension.
14988 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14989 * tree.c (omp_clause_num_ops): Added number of arguments of
14990 OMP_CLAUSE__GRIDDIM_.
14991 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14992 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14993 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14994 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14995 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14996 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14997 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14998 * tree-pass.h (make_pass_gen_hsail): Declare.
14999 (make_pass_ipa_hsa): Likewise.
15000 * ipa-hsa.c: New file.
15001 * lto-section-in.c (lto_section_name): Add hsa section name.
15002 * lto-streamer.h (lto_section_type): Add hsa section.
15003 * timevar.def (TV_IPA_HSA): New.
15004 * hsa-brig-format.h: New file.
15005 * hsa-brig.c: New file.
15006 * hsa-dump.c: Likewise.
15007 * hsa-gen.c: Likewise.
15010 * toplev.c (compile_file): Call hsa_output_brig.
15011 * hsa-regalloc.c: New file.
15013 2016-01-18 Jeff Law <law@redhat.com>
15015 PR tree-optimization/69320
15016 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15017 ranged object, do nothing if the RHS constant is not [0..1].
15018 (optimize_stmt): Comparing a boolean ranged object against a
15019 constant outside [0..1] results in a compile-time constant.
15021 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15024 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15026 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15027 (Option Summary): Update to reflect new section and moved options.
15028 (C++ Dialect Options): Move -fstats to new section.
15029 (Debugging Options): Move all dump, statistics, and other GCC
15030 developer options to new section. Rewrite section introduction
15031 and re-order remaining options to put the more basic ones first.
15032 (Optimization Options): Move -fira-verbose and -flto-report* to
15034 (Developer Options): New section incorporating moved options.
15035 * doc/cppopts.texi (-dM): Update cross-reference.
15037 2016-01-18 Richard Henderson <rth@redhat.com>
15040 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15041 operands to pseudo only if CSE is expected. Split long immediate
15042 operands only after reload, and for the stack pointer.
15043 (*add<GPI>3_pluslong): Remove.
15044 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15045 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15046 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15047 (*add<GPI>3 peepholes): New.
15048 (*add<GPI>3 splitters): New.
15049 * config/aarch64/constraints.md (Upl): New.
15050 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15052 2016-01-18 Richard Biener <rguenther@suse.de>
15054 PR tree-optimization/69297
15055 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15057 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15059 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15061 PR middle-end/68542
15062 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15063 of mixind vector and scalar types.
15064 (fold_relational_const): Add handling of vector
15065 comparison with boolean result.
15066 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15067 comparison of vector operands with boolean result for EQ/NE only.
15068 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15069 (verify_gimple_cond): Likewise.
15070 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15073 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15075 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15078 2016-01-18 Richard Biener <rguenther@suse.de>
15080 PR middle-end/69308
15081 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15083 2016-01-18 Tom de Vries <tom@codesourcery.com>
15085 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15087 2016-01-18 Tom de Vries <tom@codesourcery.com>
15089 * omp-low.c (set_oacc_fn_attrib): Make extern.
15090 * omp-low.h (set_oacc_fn_attrib): Declare.
15091 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15092 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15093 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15094 Add and handle function parameter oacc_kernels_p.
15095 (find_reduc_addr, get_omp_data_i_param): New function.
15096 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15097 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15098 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15099 Calculate dominance info. Skip loops that are not in a kernels region
15100 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15101 (pass_parallelize_loops::execute): Call parallelize_loops with
15102 oacc_kernels_p argument.
15103 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15104 New member function.
15105 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15106 * passes.def: Add argument to pass_parallelize_loops instantation.
15108 2016-01-18 Tom de Vries <tom@codesourcery.com>
15110 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15111 pass_parallelize_loops to be run outside the loop pipeline.
15113 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15115 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15116 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15118 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15121 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15122 using get_ref_base_and_extent.
15123 (equal_mem_array_ref_p): New.
15124 (hashable_expr_equal_p): Add call to previous.
15126 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15129 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15130 (sra_initialize): Allocate disqualified_constants.
15131 (sra_deinitialize): Free disqualified_constants.
15132 (disqualify_candidate): Update disqualified_constants when appropriate.
15133 (create_access): Scan for constant-pool entries as we go along.
15134 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15135 (maybe_add_sra_candidate): Allow constant-pool entries.
15136 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15137 (initialize_constant_pool_replacements): New.
15138 (sra_modify_assign): Avoid mangling assignments created by previous,
15139 and don't generate writes into constant pool.
15140 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15142 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15144 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15145 andnot instruction.
15146 (scalar_chain::convert_op): Likewise.
15147 * config/i386/i386.md (*andndi3_doubleword): New.
15149 2016-01-18 Richard Biener <rguenther@suse.de>
15151 PR tree-optimization/69170
15152 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15153 building a vector from scalar results of a pattern stmt.
15155 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15157 * haifa-sched.c (autopref_multipass_init): Work around
15158 -Wmaybe-uninitialized warning.
15160 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15162 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15163 against the constant 0.
15165 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15167 PR tree-optimization/68799
15168 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15169 look up phi candidates in the statement-candidate map.
15170 (phi_add_costs): Likewise.
15171 (record_phi_increments): Likewise.
15172 (phi_incr_cost): Likewise.
15173 (ncd_with_phi): Likewise.
15174 (all_phi_incrs_profitable): Likewise.
15176 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15178 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15179 -Wmaybe-uninitialized warning.
15181 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15183 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15184 (Option Summary): Update to reflect new section and moved options.
15185 (C++ Dialect Options): Move -fvtable-verify and related options.
15186 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15187 and profiling-related options.
15188 (Optimization Options): Move profile generation options and
15189 -fstack-protector and related options.
15190 (Instrumentation Options): New section incorporating moved options.
15191 (Code Generation Options): Move -finstrument-functions and
15192 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15194 2016-01-16 Tom de Vries <tom@codesourcery.com>
15196 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15198 2016-01-16 Tom de Vries <tom@codesourcery.com>
15200 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15202 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15204 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15205 that checks whether the table is already empty. Rename the
15206 original implementation to...
15207 (hash_table::empty_slot): ...this new private function.
15209 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15211 PR diagnostic/68899
15212 * diagnostic-show-locus.c (layout::print_source_line): Move x
15213 offset of line until after call to
15214 get_line_width_without_trailing_whitespace.
15216 2016-01-15 Jeff Law <law@redhat.com>
15218 PR tree-optimization/69270
15219 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15220 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15221 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15222 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15223 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15224 ssa_name_has_boolean_range and constant_boolean_node.
15226 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15228 PR rtl-optimization/69030
15229 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15231 (spill_pseudos): Delete debug insn for dead pseudo.
15232 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15234 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15236 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15238 (TYPES_UNOPUS): Likewise.
15239 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15240 builtin type, from UNOP to UNOPUS.
15241 (lbtruncuv4sf): Likewise.
15242 (lbtruncuv2df): Likewise.
15243 (lrounduv2sf): Likewise.
15244 (lrounduv4sf): Likewise.
15245 (lrounduv2df): Likewise.
15246 (lroundusf): Likewise.
15247 (lroundusf): Likewise.
15248 (lceiluv2sf): Likewise.
15249 (lceiluv4sf): Likewise.
15250 (lceiluv2df): Likewise.
15251 (lceilusf): Likewise.
15252 (lceiludf): Likewise.
15253 (lflooruv2sf): Likewise.
15254 (lflooruv4sf): Likewise.
15255 (lflooruv2df): Likewise.
15256 (lfloorusf): Likewise.
15257 (lfloorudf): Likewise.
15258 (lfrintnuv2sf): Likewise.
15259 (lfrintnuv4sf): Likewise.
15260 (lfrintnuv2df): Likewise.
15261 (lfrintnusf): Likewise.
15262 (lfrintnudf): Likewise.
15263 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15265 (vcvtq_u32_f32): Likewise.
15266 (vcvtq_u64_f64): Likewise.
15267 (vcvta_u32_f32): Likewise.
15268 (vcvtaq_u32_f32): Likewise.
15269 (vcvtaq_u64_f64): Likewise.
15270 (vcvtm_u32_f32): Likewise.
15271 (vcvtmq_u32_f32): Likewise.
15272 (vcvtmq_u64_f64): Likewise.
15273 (vcvtn_u32_f32): Likwise.
15274 (vcvtnq_u32_f32): Likewise.
15275 (vcvtnq_u64_f64): Likewise.
15276 (vcvtp_u32_f32): Likewise.
15277 (vcvtpq_u32_f32): Likewise.
15278 (vcvtpq_u64_f64): Likewise.
15279 (vcvtmd_u64_f64): Likewise.
15280 (vcvtms_u32_f32): Likewise.
15281 (vcvtad_u64_f64): Likewise.
15282 (vcvtas_u32_f32): Likewise.
15283 (vcvtnd_u64_f64): Likewise.
15284 (vcvtns_u32_f32): Likewise.
15285 (vcvtpd_u64_f64): Likewise.
15286 (vcvtps_u32_f32): Likewise.
15288 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15290 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15291 CSEL of zero_extended registers.
15293 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15295 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15296 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15298 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15300 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15301 false when argument string is not found in the attributes table
15304 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15307 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15308 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15309 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15310 precision estimate.
15312 2016-01-15 Richard Biener <rguenther@suse.de>
15314 PR tree-optimization/66856
15315 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15316 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15317 (vect_create_new_slp_node): Increment stmt reference count.
15318 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15319 an SLP tree before swapping operands.
15320 (vect_build_slp_tree): Likewise.
15321 (destroy_bb_vec_info): Free stmt info after SLP instances.
15322 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15323 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15324 (STMT_VINFO_NUM_SLP_USES): New macro.
15326 2016-01-15 Richard Biener <rguenther@suse.de>
15329 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15330 (add_linkage_name): ... here.
15331 (gen_typedef_die): Use add_linkage_name_raw instead of
15332 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15335 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15337 * gimplify.c (oacc_default_clause): Decode reference and pointer
15338 types for both kernels and parallel regions.
15340 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15342 PR middle-end/69246
15343 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15345 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15347 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15348 (convert_scalars_to_vector): Likewise.
15350 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15352 * doc/extend.texi (Type Traits): Fix grammar.
15354 2016-01-15 Martin Jambor <mjambor@suse.cz>
15356 * tree-inline.c (remap_decl): Use existing dclarations if
15357 remapping a type and prevent_decl_creation_for_types.
15358 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15359 decls first. Do real remapping with
15360 prevent_decl_creation_for_types set.
15361 * tree-inline.h (copy_body_data): New field
15362 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15365 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15367 * config/s390/s390.opt (mmvcle): More verbose help text.
15369 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15371 * config/s390/s390.opt: Add period to -mzvector option text.
15373 2016-01-15 Richard Biener <rguenther@suse.de>
15375 PR tree-optimization/68961
15376 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15377 of invariants in stores again.
15379 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15381 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15383 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15385 * config/i386/i386.c (ix86_expand_branch): Don't split
15386 DI mode xor instruction to SI mode.
15388 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15391 * ipa-icf.c (sem_function::merge): Virtual functions may become
15392 reachable even if they address is not taken and there are no
15395 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15397 * lto-streamer-out.c (subtract_estimated_size): New function.
15398 (get_symbol_initial_value): Use it.
15400 2016-01-15 Christian Bruel <christian.bruel@st.com>
15403 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15404 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15405 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15406 use add_builtin_function_ext_scope instead of add_builtin_function.
15407 (neon_set_p, neon_crypto_set_p): Remove.
15408 (arm_init_builtins): Always call arm_init_neon_builtins and
15409 arm_init_crypto_builtins.
15410 (arm_expand_builtin): Check that builtins are allowed for the arch.
15411 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15412 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15413 arm_init_neon_builtins call.
15415 2016-01-15 Richard Biener <rguenther@suse.de>
15417 PR tree-optimization/69117
15418 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15419 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15420 of the leader conservatively.
15421 (free_scc_vn): Restore original SSA name infos.
15423 2016-01-14 Jeff Law <law@redhat.com>
15425 PR tree-optimization/69270
15426 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15427 single bit of precision, verify it's also unsigned.
15428 (record_edge_info): Use constant_boolean_node rather than fold_convert
15429 to convert boolean_true/boolean_false to the right type.
15431 2016-01-14 Richard Henderson <rth@redhat.com>
15434 * loop-doloop.c (record_reg_sets): New.
15435 (doloop_optimize): Reject the transform if the sequence
15436 clobbers registers live at the end of the loop block.
15437 (doloop_optimize_loops): Enable df_live if needed.
15439 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15441 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15442 * config/rs6000/rs6000.c: Likewise.
15443 * config/rs6000/rs6000.h: Likewise.
15444 * config/rs6000/rs6000.md: Likewise.
15445 * doc/extend.texi: Likewsie.
15447 2016-01-14 Jeff Law <law@redhat.com>
15449 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15452 2016-01-14 Richard Henderson <rth@redhat.com>
15456 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15457 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15458 instead of builtin_decl_declared_p to test for declaration.
15460 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15462 * doc/loop.texi (Loop Analysis and Representation): Document
15463 loop_depth function.
15465 2016-01-14 Tom de Vries <tom@codesourcery.com>
15467 PR tree-optimization/68773
15468 * omp-low.c (expand_omp_target): Don't set force_output.
15469 * varpool.c (varpool_node::get_create): Same.
15470 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15471 offload_funcs with force_output.
15473 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15476 * lra-eliminations.c (move_plus_up): Don't change anything if either
15477 the outer or inner subreg mode is not MODE_INT.
15478 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15479 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15481 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15483 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15484 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15485 reduc_uplus_@var{m}): Remove.
15486 * expr.c (expand_expr_real_2): Remove expansion path for
15487 reduc_[us](min|max|plus) optabs.
15488 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15489 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15490 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15491 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15492 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15493 reduc_[us](min|max|plus) optabs.
15495 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15497 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15498 (reduc_plus_scal_v2sf): New.
15499 (reduc_smax_v2sf): Rename to...
15500 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15501 (reduc_smin_v2sf): Rename to...
15502 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15504 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15506 * alias.c (compare_base_symbol_refs): New function.
15507 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15510 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15512 PR middle-end/68146
15513 PR tree-optimization/69155
15514 * tree-complex.c: Include cfganal.h.
15515 (phis_to_revisit): New variable.
15516 (extract_component): Add phiarg_p argument. Assert that returned
15517 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15518 (update_phi_components): Partly rewrite to use loop over real/imag
15519 components instead of code duplication. If extract_component returns
15520 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15521 create_tmp_reg into the PHI node instead, and mention the phi triplet
15522 in phis_to_revisit.
15523 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15524 in phis_to_revisit at the end.
15526 2016-01-14 Richard Biener <rguenther@suse.de>
15528 PR tree-optimization/68060
15529 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15530 outer loop reduction is only used in the inner loop before
15531 detecting a double reduction.
15533 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15536 * combine.c (expand_field_assignment): Punt if compute_mode is
15537 unsupported scalar mode.
15539 2016-01-14 Richard Biener <rguenther@suse.de>
15541 PR tree-optimization/66856
15542 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15543 SLP node only if it built successfully.
15544 (vect_analyze_slp_instance): Adjust.
15546 2016-01-14 Jeff Law <law@redhat.com>
15548 PR tree-optimization/69270
15549 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15550 (record_edge_info): Use it. Convert boolean_{true,false}_node
15551 to the type of op0.
15553 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15556 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15557 use block_ultimate_origin
15558 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15560 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15562 * doc/invoke.texi (Submodel Options): Rename section to
15563 "Machine-Dependent Options" to better reflect its content.
15564 Rewrite introductory text to remove archaic CPU names.
15567 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15569 * doc/invoke.texi (Code Gen Options): Move section up in file,
15570 before target-specific options. Update menu and option summary
15571 to reflect the new section ordering.
15573 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15575 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15576 (C++ Dialect Options): Add cross-reference to -std option.
15577 * doc/standards.texi (C++ Language): Document C++14 support.
15579 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15581 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15582 for pack/unpack functions for __ibm128.
15583 (PACK_IF): Likewise.
15584 (UNPACK_IF): Likewise.
15586 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15587 support for __ibm128 pack/unpack functions.
15588 (rs6000_invalid_builtin): Likewise.
15589 (rs6000_init_builtins): Likewise.
15590 (rs6000_opt_masks): Likewise.
15592 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15593 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15595 (RS6000_BTM_COMMON): Likewise.
15597 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15598 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15599 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15600 128-bit floating point. Add support for the double values to be
15601 in Altivec registers for TF/IF packing and unpacking, but restrict
15602 TD packing sub-fields to be FPR registers. Don't allow overlapped
15603 register support for packing. Allow pack inputs to be memory
15604 locations. Don't build generator functions for unpack<mode>_dm
15605 and unpack<mode>_nodm.
15606 (unpack<mode>_dm): Likewise.
15607 (unpack<mode>_nodm): Likewise.
15608 (pack<mode>): Likewise.
15610 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15611 built-in functions to pack/unpack explicit __ibm128 values.
15612 (__builtin_unpack_ibm128): Likewise.
15614 * doc/extend.texi (PowerPC Built-in Functions): Document
15615 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15617 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15620 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15621 Add new arg loc and pass it down as context.
15622 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15623 to the location to use for the warning.
15624 (check_function_arguments): New arg loc. All callers changed. Pass
15625 it to check_function_nonnull.
15626 * c-common.h (check_function_arguments): Adjust declaration.
15628 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15630 PR tree-optimization/69156
15631 * gimple.c (validate_type): Removed.
15632 (gimple_builtin_call_types_compatible_p): Use
15633 useless_type_conversion_p instead of validate_type.
15634 * value-prof.c (gimple_stringop_fixed_value): Fold
15635 icall_size to correct type.
15637 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15639 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15642 2016-01-13 Richard Henderson <rth@redhat.com>
15645 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15646 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15647 (ix86_builtin_tm_store): Remove.
15648 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15649 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15650 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15651 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15652 * doc/tm.texi: Rebuild.
15654 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15655 (BUILT_IN_TM_MEMCPY_RTWN): New.
15656 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15657 fallback from vector to integer helpers.
15658 (build_tm_load): Handle vector types directly, instead of
15660 (build_tm_store): Likewise.
15661 (expand_assign_tm): Prepare for register types not handled by
15662 the above. Copy them to memory and use memcpy.
15663 * tree.c (tm_define_builtin): New.
15664 (find_tm_vector_type): New.
15665 (build_tm_vector_builtins): New.
15666 (build_common_builtin_nodes): Call it.
15668 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15670 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15671 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15673 2016-01-13 Tom de Vries <tom@codesourcery.com>
15675 PR tree-optimization/69169
15676 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15677 handled_struct_type param.
15678 (create_variable_info_for, intra_create_variable_infos): Call
15679 create_variable_info_for_1 with extra arg.
15681 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15683 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15684 and "armv8.1-a+crc" entries.
15686 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15689 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15690 Change first operand predicate from register_or_constm1_operand
15691 to register_operand.
15692 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15693 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15694 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15695 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15696 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15697 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15698 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15699 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15700 comparison with constm1_rtx from vec_prefetch_gen part.
15702 2016-01-13 Richard Biener <rguenther@suse.de>
15704 PR tree-optimization/69013
15705 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15706 Exchange assert for a test.
15708 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15711 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15713 2016-01-13 Richard Biener <rguenther@suse.de>
15715 PR tree-optimization/69242
15716 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15717 assert with a check.
15719 2016-01-13 Richard Biener <rguenther@suse.de>
15721 PR tree-optimization/69186
15722 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15723 Properly guard vect_update_misalignment_for_peel call.
15725 2016-01-12 Jeff Law <law@redhat.com>
15727 PR tree-optimization/pr67755
15728 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15729 "need_profile_correction".
15730 (thread_block_1): Initialize new field to false by default. If we
15731 have multiple thread paths through a common joiner to different
15732 final targets, then set new field to true.
15733 (compute_path_counts): Only do count adjustment when it's really
15736 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15738 * doc/invoke.texi (Spec Files): Move section down in file, past
15739 all command-line option descriptions.
15741 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15743 PR middle-end/54809
15744 * doc/gty.texi: Remove documentation of mark_hook.
15745 * gengtype.c (struct write_types_data): Remove code to support
15746 mark_hook attribute.
15747 (walk_type): Likewise.
15748 (write_func_for_structure): Likewise.
15750 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15752 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15753 Directory Options, and -specs= to Overall Options.
15754 (Overall Options): Adjust similarly. Reorder to group related
15755 options together. Make -specs= cross-reference the spec file details.
15756 (Directory Options): Adjust similarly.
15758 2016-01-12 Jeff Law <law@redhat.com>
15760 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15762 2016-01-12 Olivier Hainque <hainque@adacore.com>
15764 * gcc.c (spec_undefvar_allowed): New global.
15765 (process_command): Set to true when running for --version or --help,
15767 (getenv_spec_function): When the variable is not defined, use the
15768 variable name as the variable value if we're allowed not to issue
15771 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15773 PR tree-optimization/68911
15774 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15775 information computed for expression "init + nit * step".
15777 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15779 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15780 about name of GCC executable. Remove deleted node from menu.
15781 (Directory Options) <-B>: Remove cross-reference to deleted node.
15782 (Target Options): Delete section.
15784 2016-01-12 Christian Bruel <christian.bruel@st.com>
15787 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15788 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15790 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15793 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15794 aligned_mem is properly set for AVX512-VL floating point masked
15798 * ifcvt.c (cond_exec_process_if_block): When removing the last
15799 insn from then_bb, remove also any possible barriers that follow it.
15801 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15805 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15806 (PTRDIFF_TYPE): Likewise.
15807 (WCHAR_TYPE): Likewise.
15808 (WCHAR_TYPE_SIZE): Likewise.
15809 (STDINT_LONG32): Likewise.
15811 2016-01-12 Richard Biener <rguenther@suse.de>
15813 PR tree-optimization/69053
15814 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15815 convert initial value for cond reductions.
15817 2016-01-12 Richard Biener <rguenther@suse.de>
15819 PR tree-optimization/69007
15820 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15821 widen_sum after dot_prod and sad.
15823 2016-01-12 Richard Biener <rguenther@suse.de>
15825 PR tree-optimization/69168
15826 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15827 pattern stmt SLP type.
15828 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15829 end up unused so cope with that case.
15831 2016-01-12 Richard Biener <rguenther@suse.de>
15833 PR tree-optimization/69157
15834 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15835 stmts def type only during analyze phase.
15836 (vectorizable_call): Likewise.
15837 (vectorizable_simd_clone_call): Likewise.
15838 (vectorizable_conversion): Likewise.
15839 (vectorizable_assignment): Likewise.
15840 (vectorizable_shift): Likewise.
15841 (vectorizable_operation): Likewise.
15842 (vectorizable_store): Likewise.
15843 (vectorizable_load): Likewise.
15845 2016-01-12 Richard Biener <rguenther@suse.de>
15847 PR tree-optimization/69174
15848 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15850 (vectorizable_load): Properly compute the number of loads needed
15851 for permuted strided SLP loads and do not spuriously assign
15852 to SLP_TREE_VEC_STMTS.
15854 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15856 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15857 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15858 (MD_EXEC_PREFIX): Remove.
15859 (MD_STARTFILE_PREFIX) Removee.
15860 (FILE_NAME_ABSOLUTE_P): Remove.
15861 (CPP_SPEC): Do not read macros from sys/version.h.
15862 (LINK_COMMAND_SPEC): Remove.
15863 (LOCAL_INCLUDE_DIR): Remove.
15864 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15865 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15866 (POST_LINK_SPEC): Define to invoke stubify after linker
15867 (LIBSTDCXX): Remove define
15868 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15869 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15870 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15871 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15872 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15873 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15874 (i386_djgpp_asm_named_section): Add propotype of new procedure
15876 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15877 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15878 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15879 in config/i386/djgpp.h).
15880 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15881 STANDARD_STARTFILE_PREFIX_1.
15882 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15883 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15884 installation errors.
15885 (MAX_OFILE_ALIGNMENT): Define to 128.
15886 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15888 * config/i386/djgpp.c: New file. Add implementation of
15889 i386_djgpp_asm_named_section.
15891 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15893 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15894 Add rule for building djgpp.o.
15896 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15898 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15899 (rtx_is_swappable_p): Reductions are swappable.
15900 (insn_is_swappable_p): V2DF reductions are swappable.
15902 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15904 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15905 reloads for other unsupported memory operands.
15907 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15908 Jim Wilson <jim.wilson@linaro.org>
15911 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15912 copy_to_mode_reg instead of force_reg.
15914 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15917 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15918 TARGET_80387 is true.
15920 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15923 * lra-eliminations.c (move_plus_up): Only move plus up
15924 if subreg of the constant can be simplified into constant
15925 and use the simplified subreg of the constant instead of
15926 the original constant.
15928 * fold-const.c (fold_convertible_p): Don't return true
15929 for conversion of VECTOR_TYPE to same sized integral type.
15930 (fold_convert_loc): Fix up formatting. Fold conversion of
15931 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15932 instead of NOP_EXPR.
15934 PR tree-optimization/69214
15935 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15936 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15939 PR tree-optimization/69207
15940 * tree-vect-slp.c (vect_get_constant_vectors): For
15941 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15942 fold_convertible_p to vector_type's element type, and always
15943 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15945 2016-01-11 Richard Biener <rguenther@suse.de>
15947 PR tree-optimization/69173
15948 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15949 fixup the cycle if all stmts are in a pattern.
15951 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15953 PR middle-end/68999
15954 * alias.c (base_alias_check): Move check for addresses with
15955 alignment ANDs before the call for compare_base_decls.
15956 (memrefs_conflict_p): Return -1 for different decls
15957 that went through alignment adjustments.
15959 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15961 PR rtl-optimization/68796
15962 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15963 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15964 and QImode comparisons against zero with CC_NZmode.
15965 * config/aarch64/iterators.md (short_mask): New mode_attr.
15967 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15969 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15970 (<avx512>_store<mode>_mask): Likewise.
15972 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15973 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15975 PR rtl-optimization/68841
15976 * ifcvt.c (struct noce_if_info): Add orig_x field.
15977 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15978 Don't record conflicts on to_rename if it's present.
15979 Allow memory destinations in sets.
15980 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15981 blocks, passing orig_x to the checks.
15982 (noce_process_if_block): Set if_info->orig_x appropriately.
15984 2016-01-11 Tom de Vries <tom@codesourcery.com>
15986 PR tree-optimization/69069
15987 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15989 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15991 PR rtl-optimization/68920
15992 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15993 of conditional moves for RTL if-conversion to 1 for
15994 TARGET_ONE_IF_CONV_INSN.
15995 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15996 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15997 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15998 parameter to restirct number of conditional moves for
16000 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16001 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16004 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16007 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16008 onepart vars. Fix typo in comment. Fix reversed condition in
16010 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16013 * var-tracking.c (dump_onepart_variable_differences): New.
16014 (dataflow_set_different): If a detailed dump is requested,
16015 delay early returns and dump differences between onepart
16016 variables present before and after, and added variables.
16018 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16021 * expr.c (expand_expr_real_1): For boolean vector constants
16022 with a scalar mode use const_scalar_mask_from_tree.
16023 (const_scalar_mask_from_tree): New.
16024 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16025 assigned to a mask type to handle constants.
16027 2016-01-11 Martin Jambor <mjambor@suse.cz>
16030 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16031 useless parameters if we cannot change function signature.
16033 2016-01-11 Martin Jambor <mjambor@suse.cz>
16036 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16039 2016-01-11 Tom de Vries <tom@codesourcery.com>
16041 PR tree-optimization/69109
16042 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16045 2016-01-11 Tom de Vries <tom@codesourcery.com>
16047 PR tree-optimization/69108
16048 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16049 res is not used in a phi.
16051 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16054 * common.opt (frandom-seed): Fix parameter name.
16055 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16057 2016-01-11 Tom de Vries <tom@codesourcery.com>
16059 PR tree-optimization/69058
16060 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16063 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16065 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16066 (mcode-density): Likewise.
16068 2016-01-10 Tom de Vries <tom@codesourcery.com>
16070 PR tree-optimization/69062
16071 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16072 (parallelize_loops): Don't paralelize loop that has phi with address
16075 2016-01-10 Tom de Vries <tom@codesourcery.com>
16077 PR tree-optimization/69039
16078 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16081 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16083 PR middle-end/68743
16084 * match.pd: Require target has function_c99_misc before doing
16085 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16087 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16089 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16091 * configure: Regenerate.
16093 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16095 PR middle-end/50865
16096 PR tree-optimization/69097
16097 * fold-const.h (expr_not_equal_to): New prototype.
16098 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16099 (expr_not_equal_to): New function.
16100 * match.pd (X % -Y is the same as X % Y): Don't optimize
16101 unless X is known not to be equal to minimum or Y is known
16102 not to be equal to -1.
16103 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16104 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16105 (simplify_stmt_using_ranges): Adjust caller.
16106 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16107 substitute_and_fold.
16109 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16111 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16114 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16116 PR tree-optimization/69167
16117 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16118 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16120 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16122 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16123 Richard Biener <rguenther@suse.de>
16125 PR tree-optimization/68707
16126 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16127 instances that can be handled via vect_load_lanes.
16129 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16131 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16132 if we can't determine address equivalence.
16133 * alias.c (compare_base_decl): Update for changed return value of
16134 symtab_node::equal_address_to.
16136 2016-01-08 Jason Merrill <jason@redhat.com>
16140 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16141 * expr.c (store_field): Not here.
16142 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16143 call with TREE_ADDRESSABLE type.
16144 * tree-cfg.c (verify_gimple_call): Adjust.
16146 2016-01-08 Olivier Hainque <hainque@adacore.com>
16148 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16151 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16153 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16154 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16155 (reduc_smin_v2sf): Rename to...
16156 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16157 (reduc_splus_v2sf): Rename to...
16158 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16160 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16162 PR tree-optimization/69162
16163 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16164 valist argument in another argument.
16165 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16166 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16167 to determine the va_list type, build a MEM_REF instead of
16168 build_fold_indirect_ref.
16170 PR tree-optimization/69172
16171 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16174 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16176 PR tree-optimization/67781
16177 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16178 and cmpnop in two steps: first the ones not accessed in original
16179 gimple expression in a endian independent way and then the ones not
16180 accessed in the final result in an endian-specific way.
16182 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16184 PR tree-optimization/69083
16185 * tree-vect-slp.c (vect_get_constant_vectors): For
16186 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16187 element type. If op is fold_convertible_p to vector_type's element
16188 type, use NOP_EXPR instead of VCE.
16190 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16192 PR rtl-optimization/67778
16193 PR rtl-optimization/68634
16194 PR rtl-optimization/68909
16195 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16196 block from the stack until done with it. Remove a superfluous
16197 bitmap set. Remove a superfluous bitmap test.
16199 2016-01-07 Martin Sebor <msebor@redhat.com>
16202 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16203 constraint on the type of arguments.
16205 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16207 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16208 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16209 unaligned_access on the gcc_options set.
16210 * config/arm/arm.c (arm_option_override_internal): Use
16211 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16213 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16216 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16217 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16219 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16222 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16225 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16226 depending on frame_pointer_needed before remaining integer and SSE
16227 registers are saved.
16229 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16232 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16234 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16237 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16238 Use the "xBm" constraint.
16239 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16241 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16242 (sse_cvtsi2ssq<round_name>): Likewise.
16243 (sse_cvtss2si<round_name>): Likewise.
16244 (sse_cvtss2siq<round_name>): Likewise.
16245 (sse2_cvtsi2sdq<round_name>): Likewise.
16246 (sse2_cvtsd2si<round_name>): Likewise.
16247 (sse2_cvtsd2siq<round_name>): Likewise.
16248 * config/i386/subst.md (round_nimm_scalar_predicate): New
16251 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16253 PR middle-end/67639
16254 * varasm.c (make_decl_rtl): Mark invalid register vars as
16257 PR rtl-optimization/66206
16258 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16259 All callers changed.
16261 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16263 PR tree-optimization/69141
16264 * tree-ssa-pre.c: Include langhooks.h.
16265 (eliminate_dom_walker::before_dom_children): Use
16266 lang_hooks.decl_printable_name instead of
16267 cgraph_node::get ()->name ().
16269 PR middle-end/68960
16270 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16271 it and DECL_ALIGN too.
16273 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16275 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16277 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16280 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16281 depending on frame_pointer_needed before remaining integer and SSE
16282 registers are saved.
16284 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16286 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16287 mode iterator with VSX_M2.
16288 (*p9_vecstore_<mode>): Likewise.
16289 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16290 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16291 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16292 (define_split for VSX_LE128 stores): Likewise.
16293 (define_peephole2 for TImode LE swaps): Likewise.
16294 (define_split for VSX_LE128 post-reload stores): Likewise.
16296 2016-01-06 Marek Polacek <polacek@redhat.com>
16299 * convert.c (convert_to_integer_1): Adjust call to
16300 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16301 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16302 EXPR instead of ARG.
16303 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16305 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16308 * doc/extend.texi (RL78 Variable Attributes): New section.
16310 2016-01-05 Marek Polacek <polacek@redhat.com>
16313 * builtins.c (get_memmodel): Use expansion point location rather than
16314 the input location. Call warning_at rather than warning.
16315 (expand_builtin_atomic_compare_exchange): Likewise.
16316 (expand_builtin_atomic_load): Likewise.
16317 (expand_builtin_atomic_store): Likewise.
16318 (expand_builtin_atomic_clear): Likewise.
16320 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16323 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16324 Replace nonimmediate_operand with vector_operand.
16325 * config/i386/predicates.md (vector_operand): New predicate.
16326 (general_vector_operand): Replace nonimmediate_operand with
16328 * config/i386/sse.md: Replace nonimmediate_operand with
16329 vector_operand and m constraint with Bm constraint on SSE
16330 patterns with 16-byte memory operand.
16331 * config/i386/subst.md (round_nimm_predicate): Replace
16332 nonimmediate_operand with vector_operand.
16333 (round_saeonly_nimm_predicate): Likewise.
16334 (round_saeonly_nimm_scalar_predicate): New.
16336 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16339 * config/i386/constraints.md (Bm): New constraint.
16340 * config/i386/predicates.md (vector_memory_operand): New
16342 * config/i386/sse.md: Replace xm with xBm in plusminus and
16343 any_logic patterns.
16345 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16348 * doc/extend.texi (V850 Function Attributes): New section.
16349 (V850 Variable Attributes): New section.
16351 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16354 * doc/extend.texi (MicroBlaze Function Attributes): Document
16355 interrupt_handler and fast_interrupt attributes.
16357 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16360 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16361 for local symbolic operands.
16362 * config/ia64/predicates.md (local_symbolic_operand64): New
16365 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16367 PR rtl-optimization/68651
16368 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16371 2016-01-05 Nathan Sidwell <nathan@acm.org>
16373 * alias.c (compare_base_decls): Use symtab_node::get.
16375 2016-01-05 Nick Clifton <nickc@redhat.com>
16378 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16379 secondary_reload_info structure.
16382 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16383 decls if weak support is available.
16385 2016-01-04 Martin Sebor <msebor@redhat.com>
16387 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16389 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16391 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16392 OPTION_MASK_P9_DFORM.
16394 * config/rs6000/constraints.md (wo constraint): New constraint for
16397 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16399 (rs6000_init_hard_regno_mode_ok): Likewise.
16401 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16404 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16405 expanders not to have constraints. Add support for ISA 3.0 xxperm
16406 instruction. Add support for fusing xxlor with xxperm.
16407 (altivec_vperm_<mode>_internal): Likewise.
16408 (altivec_vperm_v8hiv16qi): Likewise.
16409 (altivec_vperm_<mode>v16q): Likewise.
16410 (altivec_vperm_<mode>_uns): Likewise.
16411 (vperm_v8hiv4si): Likewise.
16412 (vperm_v16qiv8hi): Likewise.
16414 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16416 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16418 Update copyright years.
16420 * gcc.c (process_command): Update copyright notice dates.
16421 * gcov-dump.c (print_version): Ditto.
16422 * gcov.c (print_version): Ditto.
16423 * gcov-tool.c (print_version): Ditto.
16424 * gengtype.c (create_file): Ditto.
16425 * doc/cpp.texi: Bump @copying's copyright year.
16426 * doc/cppinternals.texi: Ditto.
16427 * doc/gcc.texi: Ditto.
16428 * doc/gccint.texi: Ditto.
16429 * doc/gcov.texi: Ditto.
16430 * doc/install.texi: Ditto.
16431 * doc/invoke.texi: Ditto.
16433 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16435 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16436 modes larger than TImode as TImode if NEON is not enabled.
16438 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16441 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16442 mode for %f0-%f31 only if TARGET_FPU.
16444 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16447 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16448 to compute the PACKED_P predicate.
16449 (function_arg_record_value): Minor tweaks.
16451 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16453 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16454 option for arm*-*-* targets.
16456 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16458 * doc/extend.texi (Common Function Attributes): Move docs for
16459 MSP430-specific attributes to....
16460 (MSP430 Function Attributes): ...here. Delete the redundant
16461 entries and copy-edit the remaining text.
16462 (MSP430 Variable Attributes): Use uniform format for index
16463 entries and add a cross-reference to the corresponding function
16466 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16468 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16470 (x86 Options): Likewise.
16472 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16476 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16477 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16478 to corresponding attribute.
16480 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16482 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16483 to correct alphabetization of table. Copy-edit and correct
16485 <stack_protect>: Likewise.
16486 <target_clones>: Likewise.
16488 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16489 Correct punctuation.
16490 (Code Gen Options) <-fno-plt>: Copy-edit.
16492 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16495 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16496 SI values. Explicitly convert SI to DI and vice-versa.
16498 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16500 PR tree-optimization/69070
16501 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16502 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16505 * ubsan.c (ubsan_instrument_float_cast): Call
16506 initialize_sanitizer_builtins.
16509 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16511 Copyright (C) 2016 Free Software Foundation, Inc.
16513 Copying and distribution of this file, with or without modification,
16514 are permitted in any medium without royalty provided the copyright
16515 notice and this notice are preserved.