1 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
6 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
12 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14 PR tree-optimization/71647
15 * omp-low.c (lower_rec_input_clauses): Convert
16 omp_clause_aligned_alignment (c) to size_type_node for the
17 last argument of __builtin_assume_aligned.
19 2016-06-24 Martin Liska <mliska@suse.cz>
21 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
22 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
24 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
25 argument to true if the expected number of iterations is
28 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
30 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
31 assemble for 32bit target.
32 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
33 and $ld_ix86_gld_32_opt to link for 32bit target.
34 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
35 * configure: Regenerate.
37 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
39 * config/arm/arm.c (int_log2): Delete definition and prototype.
40 (shift_op): Use exact_log2 instead of int_log2.
41 (vfp3_const_double_for_fract_bits): Likewise.
43 2016-06-24 Jakub Jelinek <jakub@redhat.com>
45 * internal-fn.c (expand_arith_set_overflow): New function.
46 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
48 (expand_arith_overflow_result_store): Likewise. Handle precision
49 smaller than mode precision.
50 * tree-vrp.c (extract_range_basic): For imag part, handle
51 properly signed 1-bit precision result.
52 * doc/extend.texi (__builtin_add_overflow): Document that last
53 argument can't be pointer to enumerated or boolean type.
54 (__builtin_add_overflow_p): Document that last argument can't
55 have enumerated or boolean type.
57 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
58 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
60 * config/rs6000/predicates.md (splat_input_operand): Rework.
61 Don't allow constants, since the insns that use this predicate
62 don't support constants. Constants are handled by other insns
63 that are created via combine. During and after register
64 allocation, only allow indexed or indirect addresses, and not
65 general addresses. Only allow modes supported by the hardware.
66 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
67 comment. Move check for using VSPLTIS<x> to a common location,
68 instead of doing it in two different places.
70 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
72 * config/i386/driver-i386.c (host_detect_local_cpu): Set
73 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
74 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
75 signature_CENTAUR_ebx.
77 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
81 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
82 (as_ix86_gas_32_opt): This.
83 (ld_ix86_tls_ldm_opt): Renamed to ...
84 (ld_ix86_gld_32_opt): This.
85 (R_386_TLS_LDM reloc): Updated.
86 (R_386_GOT32X reloc): New assembler/linker check.
87 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
88 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
90 * config.in: Regenerated.
91 * configure: Likewise.
92 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
93 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
94 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
95 if ix86_force_load_from_GOT_p returns true.
96 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
97 ix86_force_load_from_GOT_p returns true.
98 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
99 the external function address via the GOT slot.
100 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
101 HAVE_AS_IX86_GOT32X before returning false.
102 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
103 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
105 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
107 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
109 2016-06-23 Andi Kleen <ak@linux.intel.com>
111 * Makefile.in: Regenerate.
112 * doc/install.texi: Document autoprofiledbootstrap.
114 2016-06-23 Andi Kleen <ak@linux.intel.com>
116 * config/i386/gcc-auto-profile: New file.
118 2016-06-23 Martin Liska <mliska@suse.cz>
121 * predict.c (predict_loops): Revert the hunk that was removed
124 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
126 * config.gcc: Add support for arm*-*-phoenix* targets.
127 * config/arm/t-phoenix: New.
128 * config/phoenix.h: New.
130 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
131 H.J. Lu <hongjiu.lu@intel.com>
134 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
135 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
136 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
137 ix86_force_load_from_GOT_p returns true.
138 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
139 ix86_force_load_from_GOT_p returns true.
140 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
141 ix86_force_load_from_GOT_p returns true.
142 (ix86_expand_move): Load the external function address via the
143 GOT slot if ix86_force_load_from_GOT_p returns true.
144 * config/i386/predicates.md (x86_64_immediate_operand): Return
145 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
146 (x86_64_zext_immediate_operand): Ditto.
148 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
152 2016-06-22 David Malcolm <dmalcolm@redhat.com>
155 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
156 * diagnostic.c (pedwarn_at_rich_loc): New function.
157 * spellcheck.h (best_match::best_match): Add a
158 "best_distance_so_far" optional parameter.
159 (best_match::set_best_so_far): New method.
160 (best_match::get_best_distance): New accessor.
161 (best_match::get_best_candidate_length): New accessor.
163 2016-06-22 Nick Clifton <nickc@redhat.com>
165 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
166 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
167 modes are accepted as well.
168 (ucompare_loc_descriptor): Likewise.
169 (minmax_loc_descriptor): Likewise.
170 (clz_loc_descriptor): Likewise.
171 (popcount_loc_descriptor): Likewise.
172 (bswap_loc_descriptor): Likewise.
173 (rotate_loc_descriptor): Likewise.
174 (mem_loc_descriptor): Likewise.
175 (loc_descriptor): Likewise.
177 2016-06-22 David Malcolm <dmalcolm@redhat.com>
179 * common.opt (fdiagnostics-parseable-fixits): New option.
180 * diagnostic.c: Include "selftest.h".
181 (print_escaped_string): New function.
182 (print_parseable_fixits): New function.
183 (diagnostic_report_diagnostic): Call print_parseable_fixits.
184 (selftest::assert_print_escaped_string): New function.
185 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
186 (selftest::test_print_escaped_string): New function.
187 (selftest::test_print_parseable_fixits_none): New function.
188 (selftest::test_print_parseable_fixits_insert): New function.
189 (selftest::test_print_parseable_fixits_remove): New function.
190 (selftest::test_print_parseable_fixits_replace): New function.
191 (selftest::diagnostic_c_tests): New function.
192 * diagnostic.h (struct diagnostic_context): Add field
193 "parseable_fixits_p".
194 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
195 -fdiagnostics-parseable-fixits.
196 (-fdiagnostics-parseable-fixits): New option.
197 * opts.c (common_handle_option): Handle
198 -fdiagnostics-parseable-fixits.
199 * selftest-run-tests.c (selftest::run_tests): Call
200 selftest::diagnostic_c_tests.
201 * selftest.h (selftest::diagnostic_c_tests): New prototype.
203 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
205 PR tree-optimization/71488
206 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
207 comparison of boolean vectors.
208 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
209 of boolean vectors using bitwise operations.
211 2016-06-22 Andreas Schwab <schwab@suse.de>
213 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
216 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
218 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
220 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
222 * config/i386/i386.c (print_reg): Emit an error message on attempt to
225 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
227 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
228 * config/arm/arm-cores.def (cortex-a73): New entry.
229 (cortex-a73.cortex-a35): Likewise.
230 (cortex-a73.cortex-a53): Likewise.
231 * config/arm/arm-tables.opt: Regenerate.
232 * config/arm/arm-tune.md: Likewise.
233 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
234 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
235 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
236 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
237 * doc/invoke.texi (ARM Options): Document cortex-a73,
238 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
240 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
242 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
243 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
244 (cortex-a73.cortex-a35): Likewise.
245 (cortex-a73.cortex-a53): Likewise.
246 * config/aarch64/aarch64-tune.md: Regenerate.
247 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
248 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
251 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
253 * configure.ac (gcc_cv_as_compress_debug): Remove
254 --compress-debug-sections as extra as switch.
255 Handle gas --compress-debug-sections=type.
256 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
257 Handle gld --compress-debug-sections=type.
258 * configure: Regenerate.
260 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
262 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
264 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
266 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
267 (do_rewrite): likewise.
269 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
271 * common/config/mep/mep-common.c: Remove.
272 * config.gcc: Remove mep-* support.
273 * config/mep/constraints.md: Remove.
274 * config/mep/default.h: Remove.
275 * config/mep/intrinsics.h: Remove.
276 * config/mep/intrinsics.md: Remove.
277 * config/mep/ivc2-template.h: Remove.
278 * config/mep/mep-c5.cpu: Remove.
279 * config/mep/mep-core.cpu: Remove.
280 * config/mep/mep-default.cpu: Remove.
281 * config/mep/mep-ext-cop.cpu: Remove.
282 * config/mep/mep-intrin.h: Remove.
283 * config/mep/mep-ivc2.cpu: Remove.
284 * config/mep/mep-pragma.c: Remove.
285 * config/mep/mep-protos.h: Remove.
286 * config/mep/mep.c: Remove.
287 * config/mep/mep.cpu: Remove.
288 * config/mep/mep.h: Remove.
289 * config/mep/mep.md: Remove.
290 * config/mep/mep.opt: Remove.
291 * config/mep/predicates.md: Remove.
292 * config/mep/t-mep: Remove.
293 * doc/install.texi: Remove mep-* documentation.
294 * doc/md.texi: Likewise.
296 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
298 * config.gcc: Remove support for avr-rtems.
299 * config/avr/gen-avr-mmcu-specs.c: Likewise.
300 * config/avr/rtems.h: Remove.
301 * config/avr/t-rtems: Remove.
303 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
305 * config.gcc: Remove m32r-rtems support.
306 * config/m32r/rtems.h: Remove.
308 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
310 * config.gcc: Remove h8300-rtems support.
311 * config/h8300/rtems.h: Remove.
312 * config/h8300/t-rtems: Remove.
314 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
316 * config.gcc: Remove support for knetbsd.
317 * configure.ac: Likewise.
318 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
319 * config/knetbsd-gnu.h: Remove.
320 * configure: Regenerate.
322 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
324 * config.gcc: Remove support for openbsd 2 and 3.
325 * config/openbsd-oldgas.h: Remove.
327 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
329 * config.gcc: Remove interix support.
330 * config/i386/i386-interix.h: Remove.
331 * config/i386/interix.opt: Remove.
332 * config/i386/t-interix: Remove.
333 * configure: Regenerate.
334 * configure.ac: Remove interix support.
335 * doc/install.texi: Remove interix documentation.
337 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
339 * config/rs6000/rs6000.h: Add conditional preprocessing directives
340 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
343 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
345 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
346 they are both PLACEHOLDER_EXPRs.
348 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
350 * stor-layout.c (layout_type): Move setting complex MODE to
351 layout_type, instead of setting it ahead of time by the caller.
352 * tree.c (build_complex_type): Likewise.
354 2016-06-21 Martin Liska <mliska@suse.cz>
356 * predict.c (force_edge_cold): Replace imposisble with
359 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
361 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
362 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
364 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
366 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
368 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
369 Ilya Enkovich <ilya.enkovich@intel.com>
372 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
373 New member function to convert V1TImode register to SUBREG
374 TImode in debug insn.
375 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
376 after changing register mode to V1TImode.
378 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
380 * config/aarch64/aarch64-cores.def (vulcan): New core.
381 * config/aarch64/aarch64-tune.md: Regenerate.
382 * doc/invoke.texi: Document vulcan as an available option.
384 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
386 * cse.c (canon_asm_operands): New function extracted from...
387 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
388 either standalone or member of a PARALLEL.
390 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
393 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
394 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
395 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
397 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
400 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
401 constant addresses if can_create_pseudo_p.
403 2016-06-21 Jakub Jelinek <jakub@redhat.com>
405 PR tree-optimization/71588
406 * tree-ssa-strlen.c (valid_builtin_call): New function.
407 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
410 2016-06-20 Jakub Jelinek <jakub@redhat.com>
413 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
414 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
415 for conversion of scalar user var to complex type and use the
416 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
419 PR rtl-optimization/71591
420 * toplev.c (toplev::run_self_tests): If no_backend, complain and
423 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
426 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
427 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
428 space for PIC with non-v32 and the common non-PIC "jump".
430 2016-06-20 Jakub Jelinek <jakub@redhat.com>
433 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
434 returned values and add UN*/LTGT/*ORDERED cases with values matching
435 D operand modifier on vcmp for AVX.
437 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
439 * config/aarch64/aarch64.opt
440 (mpc-relative-literal-loads): Rename internal option name.
441 * config/aarch64/aarch64.c
442 (aarch64_nopcrelative_literal_loads): Rename to
443 aarch64_pcrelative_literal_loads.
444 (aarch64_expand_mov_immediate): Likewise.
445 (aarch64_secondary_reload): Likewise.
446 (aarch64_can_use_per_function_literal_pools_p): Likewise.
447 (aarch64_override_options_after_change_1): Rename and simplify logic.
448 (aarch64_classify_symbol): Merge large model checks into switch,
449 remove pc-relative load check.
451 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
453 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
454 costs relative to the cost of a register move.
456 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
458 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
459 (vcvt_n_f64_u64): Likewise.
460 (vcvt_n_s64_f64): Likewise.
461 (vcvt_n_u64_f64): Likewise.
462 (vcvt_f64_s64): Likewise.
463 (vrecpe_f64): Likewise.
464 (vcvt_f64_u64): Likewise.
465 (vrecps_f64): Likewise.
467 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
469 * config/aarch64/aarch64.md
470 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
472 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
474 * config/aarch64/aarch64-builtins.c
475 (aarch64_types_binop_uss_qualifiers): Delete.
476 (TYPES_BINOP_USS): Likewise.
477 (aarch64_types_binop_sus_qualifiers): Likewise.
478 (TYPES_BINOP_SUS): Likewise.
479 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
480 (TYPES_FCVTIMM_SUS): Likewise.
481 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
483 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
484 (fcvtzs): Use SHIFTIMM rather than BINOP.
485 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
487 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
489 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
490 costs relative to the cost of a register move.
492 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
494 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
495 Allow scalar/single vector modes to be tieable.
497 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
499 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
501 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
503 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
505 * tree.h (TYPE_ALIGN): Likewise.
507 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
510 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
512 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
514 * config/avr/avr.c (avr_print_operand): Fix "format not a string
515 literal" build warnings.
516 (avr_print_operand_address): Dito.
518 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
521 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
522 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
524 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
526 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
528 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
531 * reload1.c (reload): Pass 0 to finish_spills when called because
532 update_eliminables_and_spill returns true and remove did_spill.
533 (finish_spills): Adjust comment and document GLOBAL parameter.
535 2016-06-17 DJ Delorie <dj@redhat.com>
538 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
539 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
540 (umulqihi3_virt): Likewise.
541 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
542 (umulqihi3_real): Likewise.
544 2016-06-17 Martin Liska <mliska@suse.cz>
546 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
548 2016-06-17 Martin Liska <mliska@suse.cz>
550 * predict.def: PRED_LOOP_EXIT from 92 to 85.
552 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
554 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
556 (vaddq_f32): Likewise.
557 (vmul_f32): Likewise.
558 (vmulq_f32): Likewise.
559 (vsub_f32): Likewise.
560 (vsubq_f32): Likewise.
562 2016-06-17 Bin Cheng <bin.cheng@arm.com>
564 PR tree-optimization/71347
565 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
566 cost for all uses in group.
568 2016-06-17 Bin Cheng <bin.cheng@arm.com>
570 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
571 insert gimple seq if it's not empty.
573 2016-06-17 Bin Cheng <bin.cheng@arm.com>
575 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
577 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
579 (comp_dr_with_seg_len_pair): Ditto.
580 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
581 struct dr_with_seg_len_pair against DR_OFFSET.
582 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
585 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
587 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
589 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
591 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
592 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
593 (pa_output_millicode_call): Likewise.
594 (pa_output_call): Likewise.
595 (pa_output_indirect_call): Likewise.
596 (pa_asm_output_mi_thunk): Likewise.
598 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
600 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
602 2016-06-16 Martin Liska <mliska@suse.cz>
604 * predict.c (combine_predictions_for_insn): When we find a first
605 match predictor, we should consider just predictors with
606 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
608 (combine_predictions_for_bb): Likewise.
610 2016-06-16 Jakub Jelinek <jakub@redhat.com>
612 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
613 with base of reference to struct.
615 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
617 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
619 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
622 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
623 progmem_swtable_section.
624 (progmem_swtable_section): Remove.
625 (avr_asm_function_rodata_section): Remove.
626 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
627 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
629 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
631 * config/i386/driver-i386.c (host_detect_local_cpu): Set
632 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
633 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
634 signature_CENTAUR_ebx.
635 * config/i386/i386.c (ix86_option_override_internal): Add
636 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
637 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
638 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
640 2016-06-16 Martin Liska <mliska@suse.cz>
642 * predict.def: Add fortran loop preheader predictor.
643 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
644 fold IFN_BUILTIN_EXPECT with a known constant argument.
646 2016-06-16 Martin Liska <mliska@suse.cz>
648 * predict.def: Add 'Fortran' to display text of all
649 PRED_FORTRAN_* predictors.
651 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
654 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
655 [IA64_BUILTIN_NANSQ]: Ditto.
656 (ia64_fold_builtin): New function.
657 (TARGET_FOLD_BUILTIN): New define.
658 (ia64_init_builtins) Declare const_string_type node.
659 Add __builtin_nanq and __builtin_nansq builtin functions.
660 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
662 2016-06-16 Nick Clifton <nickc@redhat.com>
664 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
665 MSP430_HWMULT_ prefix to enum values.
666 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
667 * config/msp430/msp430.c: Update use of enum values.
668 * config/msp430/msp430.md: Likewise.
669 * config/msp430/msp430.opt: Likewise.
671 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
673 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
674 of comparsions in the last iteration.
676 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
677 Joern Rennecke <joern.rennecke@embecosm.com>
679 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
681 (arc_needs_pcl_p): Add GOTOFFPC.
682 (arc_legitimate_pic_addr_p): Likewise.
683 (arc_output_pic_addr_const): Likewise.
684 (arc_legitimize_pic_address): Generate a pc-relative address using
686 (arc_output_libcall): Use @pcl syntax.
687 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
688 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
689 (*movsi_insn): Use @pcl syntax.
690 (doloop_begin_i): Likewise.
692 2016-06-16 Martin Liska <mliska@suse.cz>
694 * predict.def: Define a new predictor.
696 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
698 * config/arc/arc.opt (mtp-regno): Update text.
700 2016-06-16 Renlin Li <renlin.li@arm.com>
702 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
704 2016-06-16 Jakub Jelinek <jakub@redhat.com>
707 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
708 (setcc + and peephole2): Likewise.
710 PR rtl-optimization/71532
711 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
714 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
716 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
717 DImode constants with XXSPLTIB in vector registers.
718 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
719 vsx_extract_<mode>_internal{1,2} into a single insn that handles
720 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
721 extraction of the element at the top of the register as a scalar
723 (vsx_extract_<mode>_internal1): Likewise.
724 (vsx_extract_<mode>_internal2): Likewise.
725 * config/rs6000/constraints.md (wi constraint): Remove a comment
726 about DImode not being allowed in Altivec registers.
727 (wB constraint): New constraint for constants that can be
728 generated in Altivec registers with VSPLTISW/VUPKHSW.
729 * config/rs6000/predicates.md (xxspltib_constant_split): Update
731 (xxspltib_constant_nosplit): Likewise.
732 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
733 support for -mupper-regs-di to enable DImode to go into Altivec
735 (POWERPC_MASKS): Likewise.
736 (power7 cpu): Likewise.
737 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
738 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
739 for DImode being allowed in Altivec registers. Update wi/wj
740 constraints. Set scalar_in_vmx_p flag.
741 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
742 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
743 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
744 (rs6000_opt_masks): Add -mupper-regs-di.
745 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
746 direct move to use wi and not wj.
748 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
750 (floatunssi<mode>2_lfiwzx_mem): Likewise.
751 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
752 any VSX register, instead of just Altivec registers, to allow
753 either operand to be an Altivec register or both.
754 (fixuns_trunc<mode>di2_fctiduz): Likewise.
755 (movdi_internal32): Add support for -mupper-regs-di. Add support
756 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
757 the alternatives and attributes to be lined up to be easier to
759 (movdi_internal64): Likewise.
760 (64-bit DImode splitters): Change predicates to only split loading
761 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
762 load constants in ISA 3.0 or ISA 2.07 respectively.
763 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
764 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
765 mention -mcpu=power9 sets these options.
766 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
769 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
772 * config/avr/avr.c (avr_set_current_function): Warn misspelled
773 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
774 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
775 by default to warn misspelled interrupt/ signal handler.
776 * doc/invoke.texi (AVR Options): Document it. Update description
777 for -nodevicelib option.
779 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
781 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
782 up parentheses. Use GET_MODE_UNIT_BITSIZE.
783 (aarch64_<sur>shll2_n<mode>): Likewise.
785 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
788 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
789 DECL_CONTEXT for copied arguments.
791 2016-06-15 Alan Hayward <alan.hayward@arm.com>
793 PR tree-optimization/71483
794 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
797 2016-06-15 Martin Liska <mliska@suse.cz>
799 * predict.c (tree_predict_by_opcode): Call predict_edge_def
800 instead of predict_edge w/o a probability.
802 2016-06-15 Alan Hayward <alan.hayward@arm.com>
804 PR tree-optimization/71439
805 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
808 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
810 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
811 register subregs in SET_SRC.
813 2016-06-15 Richard Biener <rguenther@suse.de>
815 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
818 2016-06-15 Richard Biener <rguenther@suse.de>
820 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
821 not consider dependences between accesses that belong to the
823 (vect_analyze_data_ref_dependences): Do not analyze read-read
826 2016-06-14 David Malcolm <dmalcolm@redhat.com>
828 * spellcheck-tree.c: Include spellcheck-tree.h rather than
830 (find_closest_identifier): Reimplement in terms of
831 best_match<tree,tree>.
832 * spellcheck-tree.h: New file.
833 * spellcheck.c (struct edit_distance_traits<const char *>): New
835 (find_closest_string): Reimplement in terms of
836 best_match<const char *, const char *>.
837 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
838 overload to spellcheck-tree.h.
839 (find_closest_identifier): Likewise.
840 (struct edit_distance_traits<T>): New template.
841 (class best_match): New class.
843 2016-06-14 David Malcolm <dmalcolm@redhat.com>
845 * selftest-run-tests.c (selftest::run_tests): Call
846 selftest::spellcheck_tree_c_tests.
847 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
848 * spellcheck-tree.c: Include selftest.h and stringpool.h.
849 (selftest::test_find_closest_identifier): New function.
850 (selftest::spellcheck_tree_c_tests): New function.
851 * spellcheck.c (selftest::test_find_closest_string): Verify that
852 the order of the vec does not affect the results for this case.
853 (selftest::test_data): New array.
854 (selftest::test_metric_conditions): New function.
855 (selftest::spellcheck_c_tests): Add a test of case-comparison.
856 Call selftest::test_metric_conditions.
858 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
860 * config/rs6000/rs6000-builtin.def (commentary): Typo.
861 (BU_P9_MISC_1): Likewise.
862 (BU_P9_64BIT_MISC_0): Likewise.
863 (BU_P9_MISC_0): Likewise.
865 2016-06-14 David Malcolm <dmalcolm@redhat.com>
867 * gcc-rich-location.c
868 (gcc_rich_location::add_fixit_misspelled_id): New method.
869 * gcc-rich-location.h
870 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
872 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
874 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
875 FreeBSD 11 and above.
877 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
879 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
881 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
883 * expmed.h: Close parenthesis in "at your option" in copyright
885 * lower-subreg.h: Likewise.
887 2016-06-14 Richard Biener <rguenther@suse.de>
890 * genmatch.c (expr::gen_transform): Use in_type for comparisons
893 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
895 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
897 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
899 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
901 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
902 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
904 2016-06-14 Richard Biener <rguenther@suse.de>
906 PR tree-optimization/71522
907 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
908 copying into float copying.
910 2016-06-14 Jakub Jelinek <jakub@redhat.com>
912 PR tree-optimization/71520
913 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
914 (replace_block_by): Move user labels from bb1 to bb2.
916 2016-06-14 Richard Biener <rguenther@suse.de>
920 * expr.h (get_bit_range): Declare.
921 * expr.c (get_bit_range): Export.
922 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
923 word_mode again to constrain the bitfield access.
925 2016-06-14 Richard Biener <rguenther@suse.de>
927 PR tree-optimization/71521
928 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
929 division int_const_binop against zero divisor.
931 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.md (signbittf2): New expander.
934 * config/i386/sse.md (ptesttf2): New insn pattern.
936 2016-06-13 David Malcolm <dmalcolm@redhat.com>
939 * input.c (selftest::test_reading_source_line): Avoid reading from
940 __FILE__ by creating a tempfile with known content and reading
943 2016-06-13 David Malcolm <dmalcolm@redhat.com>
945 * pretty-print.c (assert_pp_format_colored): Skip the test if
947 (test_pp_format): Remove comment about GCC_COLORS.
949 2016-06-13 David Malcolm <dmalcolm@redhat.com>
951 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
952 * pretty-print.c (assert_pp_format_va): Add location param and use
953 it with ASSERT_STREQ_AT.
954 (assert_pp_format): Add location param and pass it to
956 (assert_pp_format_colored): Likewise.
957 (ASSERT_PP_FORMAT_1): New.
958 (ASSERT_PP_FORMAT_2): New.
959 (ASSERT_PP_FORMAT_3): New.
960 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
961 explicitly, or implicitly via the above macros.
962 * selftest.c (selftest::pass): Use a selftest::location rather
964 (selftest::fail): Likewise. Print the function name.
965 (selftest::fail_formatted): Likewise.
966 (selftest::assert_streq): Use a selftest::location rather than
968 * selftest.h (selftest::location): New struct.
969 (SELFTEST_LOCATION): New macro.
970 (selftest::pass): Accept a const location & rather than file
972 (selftest::fail): Likewise.
973 (selftest::fail_formatted): Likewise.
974 (selftest::assert_streq): Likewise.
975 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
976 (ASSERT_FALSE): Likewise.
977 (ASSERT_EQ): Likewise.
978 (ASSERT_NE): Likewise.
979 (ASSERT_STREQ): Likewise.
980 (ASSERT_PRED1): Likewise.
981 (ASSERT_STREQ_AT): New macro.
983 2016-06-13 David Malcolm <dmalcolm@redhat.com>
985 * selftest.c (selftest::fail_formatted): New function.
986 (selftest::assert_streq): New function.
987 * selftest.h (selftests::fail_formatted): New decl.
988 (selftest::assert_streq): New decl.
989 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
991 2016-06-13 Jeff Law <law@redhat.com>
993 PR tree-optimization/71403
994 * tree-ssa-threadbackward.c
995 (convert_and_register_jump_thread_path): No longer accept reference
996 to path. Do not pop items off the path anymore.
997 (fsm_find_control_statement_thread_paths): Do not allow threading
998 to a deeper loop nest. Pop the last item off the path here rather
999 than in convert_and_register_jump_thread_path.
1001 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1002 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1004 [AArch64] Emit division using the Newton series
1006 * config/aarch64/aarch64-protos.h
1007 (cpu_approx_modes): Add new member "division".
1008 (aarch64_emit_approx_div): Declare new function.
1009 * config/aarch64/aarch64.c
1010 (generic_approx_modes): New member "division".
1011 (exynosm1_approx_modes): Likewise.
1012 (xgene1_approx_modes): Likewise.
1013 (aarch64_emit_approx_div): Define new function.
1014 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1015 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1016 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1017 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1019 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1020 Wilco Dijkstra <wilco.dijkstra@arm.com>
1022 [AArch64] Emit square root using the Newton series
1024 * config/aarch64/aarch64-protos.h
1025 (aarch64_emit_approx_rsqrt): Replace with new function
1026 "aarch64_emit_approx_sqrt".
1027 (cpu_approx_modes): New member "sqrt".
1028 * config/aarch64/aarch64.c
1029 (generic_approx_modes): New member "sqrt".
1030 (exynosm1_approx_modes): Likewise.
1031 (xgene1_approx_modes): Likewise.
1032 (aarch64_emit_approx_rsqrt): Replace with new function
1033 "aarch64_emit_approx_sqrt".
1034 (aarch64_override_options_after_change_1): Handle new option.
1035 * config/aarch64/aarch64-simd.md
1036 (rsqrt<mode>2): Use new function instead.
1037 (sqrt<mode>2): New expansion and insn definitions.
1038 * config/aarch64/aarch64.md: Likewise.
1039 * config/aarch64/aarch64.opt
1040 (mlow-precision-sqrt): Add new option description.
1041 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1043 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1045 [AArch64] Add more choices for the reciprocal square root approximation
1047 Allow a target to prefer such operation depending on the operation mode.
1049 * config/aarch64/aarch64-protos.h
1050 (AARCH64_APPROX_MODE): New macro.
1051 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1052 (cpu_approx_modes): New structure.
1053 (tune_params): New member "approx_modes".
1054 * config/aarch64/aarch64-tuning-flags.def
1055 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1056 * config/aarch64/aarch64.c
1057 (generic_approx_modes): New core "cpu_approx_modes" structure.
1058 (exynosm1_approx_modes): Likewise.
1059 (xgene1_approx_modes): Likewise.
1060 (generic_tunings): New member "approx_modes".
1061 (cortexa35_tunings): Likewise.
1062 (cortexa53_tunings): Likewise.
1063 (cortexa57_tunings): Likewise.
1064 (cortexa72_tunings): Likewise.
1065 (exynosm1_tunings): Likewise.
1066 (thunderx_tunings): Likewise.
1067 (xgene1_tunings): Likewise.
1068 (use_rsqrt_p): New argument for the mode and use new member from
1070 (aarch64_builtin_reciprocal): Devise mode from builtin.
1071 (aarch64_optab_supported_p): New argument for the mode.
1072 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1074 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1076 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1077 RS6000_BTM_MODULO flag into the set of flags that are considered
1078 to be part of the common configuration.
1080 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1082 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1083 difference unsigned.
1084 (vec_absdb): New macro for vector absolute difference unsigned
1086 (vec_absdh): New macro for vector absolute difference unsigned
1088 (vec_absdw): New macro for vector absolute difference unsigned word.
1089 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1090 (vadu<mode>3): New insn.
1091 (*p9_vadu<mode>3): New insn.
1092 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1094 (vaduh): New built-in definition.
1095 (vaduw): New built-in definition.
1096 (vadu): New overloaded built-in definition.
1097 (vadub): New overloaded built-in definition.
1098 (vaduh): New overloaded built-in definition.
1099 (vaduw): New overloaded built-in definition.
1100 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1101 overloaded vector absolute difference unsigned functions.
1102 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1103 the ISA 3.0 vector absolute difference unsigned built-in functions.
1105 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1107 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1108 update shared_lookup_references only once after changing operands.
1110 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1113 * tree-nested.c (convert_nonlocal_omp_clauses)
1114 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1116 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1117 * tree.def (CASE_LABEL_EXPR): Likewise.
1119 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1122 * input.c (test_builtins): Fix an assertion.
1124 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1126 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1129 (isinf<mode>2): Ditto.
1131 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1133 * ggc-tests.c (test_finalization): Only test need_finalization_p
1134 for GCC_VERSION >= 4003.
1136 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1138 * config/s390/vecintrin.h: Fix file description in comment.
1140 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1142 * config/s390/s390-builtin-types.def: Change builtin type naming
1143 scheme to match builtin-types.def.
1145 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1147 * fold-const.c (optimize_minmax_comparison): Remove.
1148 (fold_comparison): Remove call to the above.
1149 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1150 New transformations.
1152 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1154 PR tree-optimization/71416
1155 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1158 2016-06-13 Martin Liska <mliska@suse.cz>
1160 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1161 (combine_predictions_for_insn): Likewise.
1162 (prune_predictions_for_bb): Likewise.
1163 (combine_predictions_for_bb): Likewise.
1165 2016-06-13 Richard Biener <rguenther@suse.de>
1167 PR tree-optimization/71505
1168 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1169 assert match comment.
1171 2016-06-13 Marek Polacek <polacek@redhat.com>
1174 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1175 gimplify_switch_expr.
1176 (warn_switch_unreachable_r): New function.
1178 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1181 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1184 2016-06-13 Richard Biener <rguenther@suse.de>
1187 * fold-const.c (fold_unary_loc): Preserve alignment when
1188 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1190 2016-06-13 Martin Liska <mliska@suse.cz>
1193 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1194 w/ -fsanitize=bounds.
1196 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1198 * config/i386/i386.c (ix86_init_builtins): Calculate
1199 FLOAT128_FTYPE_CONST_STRING function type only once.
1200 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1201 built-in functions are available for x86-32 and x86-64 targets.
1203 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1206 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1208 (FLOAT128_FTYPE_CONST_STRING): New function type.
1209 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1210 [IX86_BUILTIN_NANSQ]: Ditto.
1211 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1212 (ix86_init_builtin_types): Declare const_string_type_node.
1213 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1215 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1216 * doc/extend.texi (x86 Built-in Functions): Document
1217 __builtin_nanq and __builtin_nansq.
1219 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1222 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1223 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1224 length for pop patterns.
1225 (arm_attr_length_push_multi): Update comments.
1226 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1228 (*pop_multiple_with_writeback_and_return): Likewise.
1229 (*pop_multiple_with_return): Likewise.
1231 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1234 * fold-const.c (optimize_bit_field_compare): Don't try to use
1235 word_mode unconditionally for reading the bit field, look at
1236 DECL_BIT_FIELD_REPRESENTATIVE instead.
1238 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1241 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1242 vector integer type.
1244 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1247 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1248 without LABEL_DECL, set *handled_ops_p to false instead of true.
1250 2016-06-10 Martin Sebor <msebor@redhat.com>
1253 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1254 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1255 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1257 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1258 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1259 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1260 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1261 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1262 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1263 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1264 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1266 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1268 * config/arm/arm.h (pool_vector_label,
1269 return_used_this_function): Remove.
1271 2016-06-10 Jeff Law <law@redhat.com>
1273 PR tree-optimization/71335
1274 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1275 zero length paths here.
1276 (convert_and_register_jump_thread_path): Remove hacks related to
1277 duplicated blocks in the jump thread path.
1278 (fsm_find_control_statement_thread_paths): Avoid putting the same
1279 block on the thread path twice, but ensure the thread path is
1280 unchanged from the caller's point of view.
1282 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1284 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1285 * predict.def (PRED_LOOP_BRANCH): Remove.
1287 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1289 * Makefile.in (OBJS): Add ggc-tests.o.
1290 (GTFILES): Add ggc-tests.c.
1291 * ggc-tests.c: New file.
1292 * selftest-run-tests.c (selftest::run_tests): Call
1293 selftest::ggc_tests_c_tests.
1294 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1296 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1298 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1300 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1303 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1304 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1306 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1308 * profile.c: Include cfgloop.h.
1309 (branch_prob): Compute estimated number of iterations.
1310 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1311 recompute estimate number of iterations from profile.
1313 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1316 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1317 must be grouped on top of stack. Don't force early clobber
1318 on ordinary reg outputs.
1320 2016-06-10 Richard Biener <rguenther@suse.de>
1322 * targhooks.c (default_builtin_vectorization_cost): Adjust
1325 2016-06-10 Richard Biener <rguenther@suse.de>
1327 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1328 to fold the RHS to a constant if possible.
1330 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1333 * tree-nested.c (convert_nonlocal_omp_clauses)
1334 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1335 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1336 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1338 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1340 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1342 * omp-low.c (scan_sharing_clauses): Don't expect
1345 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1347 PR tree-optimization/71407
1348 PR tree-optimization/71416
1349 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1352 2016-06-10 Richard Biener <rguenther@suse.de>
1355 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1357 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1359 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1361 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1362 Jiong Wang <jiong.wang@arm.com>
1364 PR rtl-optimization/70751
1365 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1366 spilled into memory.
1368 2016-06-09 Jonathan Yong <10walls@gmail.com>
1371 2015-09-21 Jonathan Yong <10walls@gmail.com>
1373 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1374 sysroot/usr/lib/32api for additional win32 libraries,
1375 fixes failing Cygwin bootstrapping.
1377 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1379 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1382 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1385 * pretty-print.c (pp_indent): Specify that %p is printed in a
1386 host-dependent manner.
1387 (test_pp_format): Remove the test for %p.
1389 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1391 * config/mips/mips.c (mips_output_jump): Fix formatting.
1393 2016-06-09 Richard Biener <rguenther@suse.de>
1395 PR tree-optimization/71462
1396 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1399 2016-06-09 Martin Liska <mliska@suse.cz>
1401 * predict.c (dump_prediction): Add new argument.
1402 (enum predictor_reason): New enum.
1403 (struct predictor_hash): New struct.
1404 (predictor_hash::hash): New function.
1405 (predictor_hash::equal): Likewise.
1406 (not_removed_prediction_p): New function.
1407 (prune_predictions_for_bb): Likewise.
1408 (combine_predictions_for_bb): Prune predictions.
1410 2016-06-09 Martin Liska <mliska@suse.cz>
1412 * predict.c (filter_predictions): New function.
1413 (remove_predictions_associated_with_edge): Use the filter
1415 (equal_edge_p): New function.
1417 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1419 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1420 Correct usage of @samp vs @option, add @samp where appropriate.
1421 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1422 Add armv6s-m and document it, as it is no official ARM name.
1424 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1426 * ifcvt.c (struct noce_if_info): Add transform_name field.
1427 (noce_try_move): Set if_info->transform_name to the function name.
1428 (noce_try_ifelse_collapse): Likewise.
1429 (noce_try_store_flag): Likewise.
1430 (noce_try_inverse_constants): Likewise.
1431 (noce_try_store_flag_constants): Likewise.
1432 (noce_try_addcc): Likewise.
1433 (noce_try_store_flag_mask): Likewise.
1434 (noce_try_cmove): Likewise.
1435 (noce_try_cmove_arith): Likewise.
1436 (noce_try_minmax): Likewise.
1437 (noce_try_abs): Likewise.
1438 (noce_try_sign_mask): Likewise.
1439 (noce_try_bitop): Likewise.
1440 (noce_convert_multiple_sets): Likewise.
1441 (noce_process_if_block): Print if_info->transform_name to
1442 dump_file if transformation succeeded.
1444 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1446 * config/arm/cortex-a57.md (cortex_a57_alu):
1449 2016-06-08 Martin Sebor <msebor@redhat.com>
1450 Jakub Jelinek <jakub@redhat.com>
1454 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1455 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1456 * builtins.c: Include gimple-fold.h.
1457 (fold_builtin_arith_overflow): Handle
1458 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1459 (fold_builtin_3): Likewise.
1460 * doc/extend.texi (Integer Overflow Builtins): Document
1461 __builtin_{add,sub,mul}_overflow_p.
1463 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1465 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1466 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1468 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1470 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1471 Rewrite, looking one level down for records and arrays.
1473 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1475 * pretty-print.c: Include "selftest.h".
1476 (pp_format): Fix comment.
1477 (identifier_to_locale): Likewise.
1478 (selftest::test_basic_printing): New function.
1479 (selftest::assert_pp_format): New function.
1480 (selftest::test_pp_format): New function.
1481 (selftest::pretty_print_c_tests): New function.
1482 * selftest-run-tests.c (selftest::run_tests): Call
1483 selftest::pretty_print_c_tests.
1484 * selftest.h (pretty_print_c_tests): New declaration.
1486 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1488 * invoke.texi (max-loop-headers-insns): Document.
1489 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1490 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1491 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1493 2016-06-08 Richard Biener <rguenther@suse.de>
1495 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1496 on strided SLP loads and fall back to scalar loads in case
1497 we can't chunk them.
1499 2016-06-08 Richard Biener <rguenther@suse.de>
1501 PR tree-optimization/71452
1502 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1503 type used for the SSA rewrite has enough precision to cover
1504 the dynamic type of the location.
1506 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1507 Richard Biener <rguenther@suse.de>
1510 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1511 the same as DECL_P (base0) for indirect_base0. Use equality_code
1512 in one further place.
1514 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1516 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1517 to one word if the field is known to overlap other words.
1518 (extract_bit_field_1): Likewise.
1519 (store_split_bit_field): Remove compensating code.
1520 (extract_split_bit_field): Likewise.
1522 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1526 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1528 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1530 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1532 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1533 (arch64_addpv4sf): Delete.
1534 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1535 "gen_aarch64_addpv4sf".
1536 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1538 (vpadds_f32): Likewise.
1539 (vpaddq_f32): Likewise.
1540 (vpaddq_f64): Likewise.
1542 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1544 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1546 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1547 to VALLF. Rename to "fabd<mode>3".
1548 "*fabd_scalar<mode>3): Delete.
1549 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1551 (vabdd_f64): Likewise.
1552 (vabd_f32): Likewise.
1553 (vabd_f64): Likewise.
1554 (vabdq_f32): Likewise.
1555 (vabdq_f64): Likewise.
1557 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1559 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1561 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1562 "aarch64_rsqrts<mode>".
1563 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1564 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1566 (vrsqrtsd_f64): Likewise.
1567 (vrsqrts_f32): Likewise.
1568 (vrsqrts_f64): Likewise.
1569 (vrsqrtsq_f32): Likewise.
1570 (vrsqrtsq_f64): Likewise.
1572 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1574 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1576 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1577 "aarch64_rsqrte<mode>".
1578 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1579 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1581 (vrsqrted_f64): Likewise.
1582 (vrsqrte_f32): Likewise.
1583 (vrsqrte_f64): Likewise.
1584 (vrsqrteq_f32): Likewise.
1585 (vrsqrteq_f64): Likewise.
1587 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1589 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1593 * config/aarch64/aarch64-simd.md
1594 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1595 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1596 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1598 (vcvt_n_f32_u32): Likewise.
1599 (vcvt_n_s32_f32): Likewise.
1600 (vcvt_n_u32_f32): Likewise.
1601 (vcvtq_n_f32_s32): Likewise.
1602 (vcvtq_n_f32_u32): Likewise.
1603 (vcvtq_n_f64_s64): Likewise.
1604 (vcvtq_n_f64_u64): Likewise.
1605 (vcvtq_n_s32_f32): Likewise.
1606 (vcvtq_n_s64_f64): Likewise.
1607 (vcvtq_n_u32_f32): Likewise.
1608 (vcvtq_n_u64_f64): Likewise.
1609 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1610 (VSDQ_SDI): Likewise.
1611 (fcvt_target): Support V4DI, V4SI and V2SI.
1612 (FCVT_TARGET): Likewise.
1614 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1616 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1617 (TYPES_BINOP_SUS): Likewise.
1618 (aarch64_simd_builtin_data): Update include file name.
1619 (aarch64_builtins): Likewise.
1620 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1621 for conversion between scalar float-point and fixed-point.
1625 * config/aarch64/aarch64.md
1626 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1627 pattern for conversion between scalar float to fixed-pointer.
1628 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1629 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1630 (UNSPEC_FCVTZU): Likewise.
1631 (UNSPEC_SCVTF): Likewise.
1632 (UNSPEC_UCVTF): Likewise.
1633 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1635 (vcvtd_n_f64_u64): Likewise.
1636 (vcvtd_n_s64_f64): Likewise.
1637 (vcvtd_n_u64_f64): Likewise.
1638 (vcvtd_n_f32_s32): Likewise.
1639 (vcvts_n_f32_u32): Likewise.
1640 (vcvtd_n_s32_f32): Likewise.
1641 (vcvts_n_u32_f32): Likewise.
1642 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1644 (FCVT_TARGET): Likewise.
1645 (FCVT_FIXED2F): New iterator.
1646 (FCVT_F2FIXED): Likewise.
1647 (fcvt_fixed_insn): New define_int_attr.
1649 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1651 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1652 some statements was removed.
1654 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1656 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1657 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1658 (vect_can_advance_ivs_p): likewise.
1659 (vect_update_ivs_after_vectorizer): likewise.
1660 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1661 (vect_analyze_scalar_cycles_1): likewise.
1662 (vect_analyze_loop_operations): likewise.
1663 (report_vect_op): likewise.
1664 (vect_is_slp_reduction): likewise.
1665 (vect_is_simple_reduction): likewise.
1666 (get_initial_def_for_induction): likewise.
1667 (vect_transform_loop): likewise.
1668 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1669 (vect_recog_sad_pattern): likewise.
1670 (vect_recog_widen_sum_pattern): likewise.
1671 (vect_recog_widening_pattern): likewise.
1672 (vect_recog_divmod_pattern): likewise.
1673 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1674 (vect_analyze_slp_instance): likewise.
1675 (vect_transform_slp_perm_load): likewise.
1676 (vect_schedule_slp_instance): likewise.
1678 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1680 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1681 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1682 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1683 (PRED_LOOP_BRANCH): Document predictor as broken.
1684 (PRED_LOOP_EXIT): Change hitrate 91->92.
1685 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1686 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1687 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1688 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1689 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1690 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1691 (PRED_CALL): Chane hitrate 71->67.
1692 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1693 (PRED_GOTO): Document as unused right now.
1694 (PRED_CONST_RETURN): Change hitrate 67->69
1695 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1696 (PRED_NULL_RETURN): Change hitrate 91->90.
1697 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1698 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1699 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1701 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1703 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1704 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1705 special case Altivec builtin.
1706 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1707 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1708 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1709 code for ALTIVEC_BUILTIN_VEC_MUL.
1710 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1711 for __builtin_vec_mul.
1713 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1715 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1718 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1720 * spellcheck.c (selftest::test_find_closest_string): New function.
1721 (spellcheck_c_tests): Call the above.
1723 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1725 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1727 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1729 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1730 Yv=Yv,C alternatives.
1732 2016-06-07 Richard Biener <rguenther@suse.de>
1735 * common.opt (ffast-math): Make Optimization.
1737 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1738 Prachi Godbole <prachi.godbole@imgtec.com>
1740 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1741 `fabs' and `fneg' type attributes.
1742 (p5600_fpu_fabs): Add `fmove' to the comment.
1744 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1746 * gimple.c: Include builtins.h
1747 (gimple_inexpensive_call_p): New function.
1748 * gimple.h (gimple_inexpensive_call_p): Declare.
1749 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1750 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1753 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1755 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1756 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1757 warning_at_rich_loc, warning_n, pedwarn, permerror,
1758 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1759 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1762 2016-06-07 Richard Biener <rguenther@suse.de>
1764 PR tree-optimization/71428
1765 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1766 BIT_FIELD_REF op vs. load.
1768 2016-06-07 Richard Biener <rguenther@suse.de>
1771 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1774 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1776 * config/pa/pa.md (call): Generate indirect long calls to non-local
1777 functions on TARGET_64BIT.
1778 (call_value): Likewise.
1780 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1782 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1783 pattern and subsequent splitters.
1784 (call_val_reg_64bit_post_reload): Likewise.
1786 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1789 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1790 propagate_op_to_single_use.
1792 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1795 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1797 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1799 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1800 (enum x86_dirflag_state): New enum.
1801 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1802 (machine_function): Remove needs_cld.
1803 (ix86_current_function_needs_cld): Remove.
1804 * config/i386/i386.c (ix86_set_func_type): Set
1805 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1806 (ix86_expand_prologue): Do not emit CLD here.
1807 (ix86_dirflag_mode_needed): New function.
1808 (ix86_dirflag_mode_entry): Ditto.
1809 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1810 (ix86_mode_after): Ditto.
1811 (ix86_mode_entry): Ditto.
1812 (ix86_mode_exit): Ditto.
1813 (ix86_emit_mode_set): Ditto.
1814 * config/i386/i386.md (strmov_singleop): Set
1815 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1816 Do not set ix86_current_function_needs_cld.
1818 (strset_singleop): Ditto.
1820 (cmpstrnqi_nz_1): Ditto.
1821 (cmpstrnqi_1): Ditto.
1822 (strlenqi_1): Ditto.
1824 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1826 PR tree-optimization/71259
1827 * tree-vect-slp.c (vect_get_constant_vectors): For
1828 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1829 one for constant op, and use COND_EXPR for non-constant.
1831 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1833 * Makefile.in (OBJS): Add function-tests.o,
1834 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1835 selftest-run-tests.o.
1836 (OBJS-libcommon): Add selftest.o.
1837 (OBJS-libcommon-target): Add selftest.o.
1838 (all.internal): Add "selftest".
1839 (all.cross): Likewise.
1840 (selftest): New phony target.
1841 (s-selftest): New target.
1842 (selftest-gdb): New phony target.
1843 (COLLECT2_OBJS): Add selftest.o.
1844 * bitmap.c: Include "selftest.h".
1845 (selftest::test_gc_alloc): New function.
1846 (selftest::test_set_range): New function.
1847 (selftest::test_clear_bit_in_middle): New function.
1848 (selftest::test_copying): New function.
1849 (selftest::test_bitmap_single_bit_set_p): New function.
1850 (selftest::bitmap_c_tests): New function.
1851 * common.opt (fself-test): New.
1852 * diagnostic-show-locus.c: Include "selftest.h".
1853 (make_range): New function.
1854 (test_range_contains_point_for_single_point): New function.
1855 (test_range_contains_point_for_single_line): New function.
1856 (test_range_contains_point_for_multiple_lines): New function.
1857 (assert_eq): New function.
1858 (test_get_line_width_without_trailing_whitespace): New function.
1859 (selftest::diagnostic_show_locus_c_tests): New function.
1860 * et-forest.c: Include "selftest.h".
1861 (selftest::test_single_node): New function.
1862 (selftest::test_simple_tree): New function.
1863 (selftest::test_disconnected_nodes): New function.
1864 (selftest::et_forest_c_tests): New function.
1865 * fold-const.c: Include "selftest.h".
1866 (selftest::assert_binop_folds_to_const): New function.
1867 (selftest::assert_binop_folds_to_nonlvalue): New function.
1868 (selftest::test_arithmetic_folding): New function.
1869 (selftest::fold_const_c_tests): New function.
1870 * function-tests.c: New file.
1871 * gimple.c: Include "selftest.h".
1872 Include "gimple-pretty-print.h".
1873 (selftest::verify_gimple_pp): New function.
1874 (selftest::test_assign_single): New function.
1875 (selftest::test_assign_binop): New function.
1876 (selftest::test_nop_stmt): New function.
1877 (selftest::test_return_stmt): New function.
1878 (selftest::test_return_without_value): New function.
1879 (selftest::gimple_c_tests): New function.
1880 * hash-map-tests.c: New file.
1881 * hash-set-tests.c: New file.
1882 * input.c: Include "selftest.h".
1883 (selftest::assert_loceq): New function.
1884 (selftest::test_accessing_ordinary_linemaps): New function.
1885 (selftest::test_unknown_location): New function.
1886 (selftest::test_builtins): New function.
1887 (selftest::test_reading_source_line): New function.
1888 (selftest::input_c_tests): New function.
1889 * rtl-tests.c: New file.
1890 * selftest-run-tests.c: New file.
1891 * selftest.c: New file.
1892 * selftest.h: New file.
1893 * spellcheck.c: Include "selftest.h".
1894 (selftest::levenshtein_distance_unit_test_oneway): New function,
1895 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1896 (selftest::levenshtein_distance_unit_test): Likewise.
1897 (selftest::spellcheck_c_tests): Likewise.
1898 * toplev.c: Include selftest.h.
1899 (toplev::run_self_tests): New.
1900 (toplev::main): Handle -fself-test.
1901 * toplev.h (toplev::run_self_tests): New.
1902 * tree.c: Include "selftest.h".
1903 (selftest::test_integer_constants): New function.
1904 (selftest::test_identifiers): New function.
1905 (selftest::test_labels): New function.
1906 (selftest::tree_c_tests): New function.
1907 * tree-cfg.c: Include "selftest.h".
1908 (selftest::push_fndecl): New function.
1909 (selftest::test_linear_chain): New function.
1910 (selftest::test_diamond): New function.
1911 (selftest::test_fully_connected): New function.
1912 (selftest::tree_cfg_c_tests): New function.
1913 * vec.c: Include "selftest.h".
1914 (selftest::safe_push_range): New function.
1915 (selftest::test_quick_push): New function.
1916 (selftest::test_safe_push): New function.
1917 (selftest::test_truncate): New function.
1918 (selftest::test_safe_grow_cleared): New function.
1919 (selftest::test_pop): New function.
1920 (selftest::test_safe_insert): New function.
1921 (selftest::test_ordered_remove): New function.
1922 (selftest::test_unordered_remove): New function.
1923 (selftest::test_block_remove): New function.
1924 (selftest::reverse_cmp): New function.
1925 (selftest::test_qsort): New function.
1926 (selftest::vec_c_tests): New function.c.
1927 * wide-int.cc: Include selftest.h and wide-int-print.h.
1928 (selftest::from_int <wide_int>): New function.
1929 (selftest::from_int <offset_int>): New function.
1930 (selftest::from_int <widest_int>): New function.
1931 (selftest::assert_deceq): New function.
1932 (selftest::assert_hexeq): New function.
1933 (selftest::test_printing <VALUE_TYPE>): New function template.
1934 (selftest::test_ops <VALUE_TYPE>): New function template.
1935 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1936 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1938 (selftest::wide_int_cc_tests): New function.
1940 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1943 * ifcvt.c (noce_try_ifelse_collapse): New function.
1945 (noce_process_if_block): Call noce_try_ifelse_collapse.
1946 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1947 (simplify_ternary_operation): Use the above to simplify
1948 conditional CLZ/CTZ expressions.
1950 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1953 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1954 define_insn_and_split.
1956 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1959 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1961 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1964 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1965 Implicitly clobber memory for basic asm with non-empty assembler
1966 string. Use targetm.md_asm_adjust also here.
1967 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1968 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1969 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1970 non-empty assembler string.
1971 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1972 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1973 (decode_asm_operands): Handle basic asm in PARALLEL block.
1974 (extract_insn): Handle basic asm in PARALLEL block.
1975 * doc/extend.texi: Mention new behavior of basic asm.
1976 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1977 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1978 branch_needs_nop_p): Use asm_noperands.
1980 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1982 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1983 Include the M7 SPARC DFA scheduler.
1984 New attribute v3pipe.
1985 Annotate insns with v3pipe where appropriate.
1986 Define cpu_feature vis4.
1987 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1988 Add (V8QI "8") to vbits.
1989 Add insns {add,sub}v8qi3
1990 Add insns ss{add,sub}v8qi3
1991 Add insns us{add,sub}{v8qi,v4hi}3
1992 Add insns {min,max}{v8qi,v4hi,v2si}3
1993 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1994 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1995 * config/sparc/niagara4.md: Add a comment explaining the
1996 discrepancy between the documented latenty numbers and the
1998 * config/sparc/niagara7.md: New file.
1999 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2000 supports SPARC5 and VIS 4.0 instructions.
2001 * configure: Regenerate.
2002 * config.in: Likewise.
2003 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2004 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2005 TARGET_CPU_niagara7.
2006 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2007 (CPP_CPU_SPEC): Handle niagara7.
2008 (ASM_CPU_SPEC): Likewise.
2009 * config/sparc/sparc-opts.h (processor_type): Add
2011 (mvis4): New option.
2012 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2013 (AS_NIAGARA7_FLAG): Define.
2014 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2015 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2016 (CPP_CPU_SPEC): Handle niagara7.
2017 (ASM_CPU_SPEC): Likewise.
2018 * config/sparc/sparc.c (niagara7_costs): Define.
2019 (sparc_option_override): Handle niagara7 and adjust cache-related
2020 parameters with better values for niagara cpus. Also support VIS4.
2021 (sparc32_initialize_trampoline): Likewise.
2022 (sparc_use_sched_lookahead): Likewise.
2023 (sparc_issue_rate): Likewise.
2024 (sparc_register_move_cost): Likewise.
2025 (dump_target_flag_bits): Support VIS4.
2026 (sparc_vis_init_builtins): Likewise.
2027 (sparc_builtins): Likewise.
2028 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2030 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2032 * config/sparc/sparc.opt (sparc_processor_type): New value
2034 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2036 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2038 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2041 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2043 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2045 2016-06-06 Richard Biener <rguenther@suse.de>
2047 PR tree-optimization/71398
2048 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2051 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2053 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2054 ft32_expand_prolog, ft32_expand_epilogue):
2055 Handle pretend_args.
2056 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2057 * config/ft32/ft32.md: Add pretend_returner.
2059 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2062 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2063 Copy op1 RTX to avoid invalid sharing.
2064 (ix86_expand_vector_move_misalign): Ditto.
2066 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2068 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2071 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2073 * predict.c (predicted_by_loop_heuristics_p): New function.
2074 (predict_iv_comparison): Use it.
2075 (predict_loops): Walk from innermost loops; do not predict edges
2076 leaving multiple loops multiple times; implement
2077 PRED_LOOP_ITERATIONS_MAX heuristics.
2078 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2080 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2082 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2083 only edges out of BB are EH edges.
2085 2016-06-04 Martin Sebor <msebor@redhat.com>
2086 Marcin Baczyński <marbacz@gmail.com>
2089 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2090 a void expression in a void function.
2092 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2094 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2095 aux; dump reasons of decisions.
2096 (should_duplicate_loop_header_p): Likewise.
2097 (do_while_loop_p): Likewise.
2098 (ch_base::copy_headers): Dump asi num insns duplicated.
2100 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2102 PR tree-optimization/71405
2103 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2104 incompatible type, build a new clobber with the right type instead
2105 of building a VIEW_CONVERT_EXPR around it.
2107 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2109 PR tree-optimization/52171
2110 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2111 by_pieces_ninsns instead of move_by_pieces_ninsns.
2113 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2115 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2116 for reg+reg addressing mode.
2118 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2120 * rs6000-c.c (c/c-tree.h): Add #include.
2121 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2122 in C++ when found in the base position of vec_ld or vec_st.
2124 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2126 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2127 use of profile unless profile status is PROFILE_READ.
2128 * profile.c (compute_branch_probabilities): Set profile status
2129 only after reporting predictor hitrates.
2131 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2135 * common.opt (ffp-int-builtin-inexact): New option.
2136 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2137 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2138 (ceil@var{m}2): Document dependence on this option.
2139 * ipa-inline-transform.c (inline_call): Handle
2140 flag_fp_int_builtin_inexact.
2141 * ipa-inline.c (can_inline_edge_p): Likewise.
2142 * config/i386/i386.md (rintxf2): Do not test
2143 flag_unsafe_math_optimizations.
2144 (rint<mode>2_frndint): New define_insn.
2145 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2146 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2147 for 387 instead of extending and truncating.
2148 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2149 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2150 Change to frndint<mode>2_<rounding>.
2151 (frndintxf2_<rounding>_i387): Likewise. Change to
2152 frndint<mode>2_<rounding>_i387.
2153 (<rounding_insn>xf2): Likewise.
2154 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2155 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2156 x87. Test TARGET_ROUND || !flag_trapping_math ||
2157 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2158 SSE. Use ROUND_NO_EXC in constant operand of
2159 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2160 for 387 instead of extending and truncating.
2162 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2163 Julia Koval <julia.koval@intel.com>
2175 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2176 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2177 all registers, except for function return registers if there are
2178 no caller-saved registers.
2179 (ix86_set_func_type): New function.
2180 (ix86_set_current_function): Call ix86_set_func_type to set
2181 no_caller_saved_registers and func_type. Call reinit_regs if
2182 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2183 nor x87 instructions in interrupt handler nor function with
2184 no_caller_saved_registers attribute.
2185 (ix86_function_ok_for_sibcall): Return false if there are no
2186 caller-saved registers.
2187 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2189 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2190 (ix86_function_arg): Return special arguments in interrupt handler.
2191 (ix86_promote_function_mode): Promote pointer to word_mode only
2192 for normal functions.
2193 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2195 (ix86_epilogue_uses): New function.
2196 (ix86_hard_regno_scratch_ok): Likewise.
2197 (ix86_save_reg): Preserve all registers in interrupt handler
2198 after reload. Preserve all registers, except for function return
2199 registers, if there are no caller-saved registers after reload.
2200 (find_drap_reg): Always use callee-saved register if there are
2201 no caller-saved registers.
2202 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2203 for interrupt handler.
2204 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2205 Emit cld instruction if stringops are used in interrupt handler
2206 or interrupt handler isn't a leaf function.
2207 (ix86_expand_epilogue): Generate interrupt return for interrupt
2208 handler and pop the 'ERROR_CODE' off the stack before interrupt
2209 return in exception handler.
2210 (ix86_expand_call): Disallow calling interrupt handler directly.
2211 If there are no caller-saved registers, mark all registers that
2212 are clobbered by the call which returns as clobbered.
2213 (ix86_handle_no_caller_saved_registers_attribute): New function.
2214 (ix86_handle_interrupt_attribute): Likewise.
2215 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2217 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2218 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2219 accumulation in interrupt function if stack may be realigned to
2221 (EPILOGUE_USES): New.
2222 (function_type): New enum.
2223 (machine_function): Add func_type and no_caller_saved_registers.
2224 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2225 (interrupt_return): New pattern.
2226 * doc/extend.texi: Document x86 interrupt and
2227 no_caller_saved_registers attributes.
2229 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2231 PR tree-optimization/52171
2232 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2233 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2234 Look for constant strings. Move some code to emit_block_cmp_hints
2236 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2237 * defaults.h (COMPARE_MAX_PIECES): New macro.
2238 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2239 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2240 (clear_by_pieces_1): Don't declare. Move definition before use.
2241 (can_do_by_pieces): New static function.
2242 (can_move_by_pieces): Use it. Return bool.
2243 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2244 OP. All callers changed. Handle COMPARE_BY_PIECES.
2245 (class pieces_addr); New.
2246 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2247 pieces_addr::adjust, pieces_addr::increment_address,
2248 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2250 (class op_by_pieces_d): New.
2251 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2253 (class move_by_pieces_d, class compare_by_pieces_d,
2254 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2255 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2256 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2257 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2258 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2259 compare_by_pieces_d::finish_mode): New member functions.
2260 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2262 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2263 (emit_block_cmp_hints): New function.
2264 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2265 use the newly defined classes.
2266 * expr.h (by_pieces_constfn): New typedef.
2267 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2268 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2269 (move_by_pieces_ninsns): Don't declare.
2270 (can_move_by_pieces): Change return value to bool.
2271 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2272 (compare_by_pieces_branch_ratio): New hook.
2273 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2274 (by_pieces_ninsns): Declare.
2275 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2277 (default_compare_by_pieces_branch_ratio): New function.
2278 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2279 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2280 * doc/tm.texi: Regenerate.
2281 * tree-ssa-strlen.c: Include "builtins.h".
2282 (handle_builtin_memcmp): New static function.
2283 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2284 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2286 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2288 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2289 relevant stmts which are simple and invariant.
2290 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2291 instead of simple and invariant
2293 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2295 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2296 (vectorizable_reduction): Check for new relevant state.
2297 (vectorizable_live_operation): vectorize live stmts using
2298 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2299 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2300 (vect_stmt_relevant_p): Check for stmts which are only used live.
2301 (process_use): Use of a stmt does not inherit it's live value.
2302 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2303 (vect_analyze_stmt): Check for new relevant state.
2304 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2305 outside the loop, but not inside it.
2307 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2309 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2310 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2311 (vect_get_vec_def_for_operand): Split out code.
2313 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2315 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2317 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2319 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2321 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2323 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2325 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2328 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2329 to noreturn e->callee->decl that has void return type and void
2330 arguments, adjust gimple_call_fntype and remove lhs even if it had
2331 previously addressable type.
2333 2016-06-02 Jeff Law <law@redhat.com>
2335 PR tree-optimization/71328
2336 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2337 error when checking for a jump back onto the copied path.
2339 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2341 * config/microblaze/microblaze.c (get_branch_target): Add return
2342 NULL_RTX for the non-CALL_P case.
2343 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2344 (insert_wic): Remove unused local "j".
2346 2016-06-02 Martin Liska <mliska@suse.cz>
2348 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2350 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2351 Julia Koval <julia.koval@intel.com>
2353 * function.c (assign_parm_setup_stack): Force source into a
2355 * target.def (function_incoming_arg): Update documentation to
2356 allow arbitrary address computation based on hard register.
2357 * doc/tm.texi: Regenerated.
2359 2016-06-02 Martin Liska <mliska@suse.cz>
2361 * predict.c (combine_predictions_for_bb): Fix first match in
2362 cases where a first predictor contains more than one occurence
2363 in list of predictors. Take the best value in such case.
2365 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2367 PR rtl-optimization/71295
2368 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2369 offset would go over the size of the inner mode reject it.
2371 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2373 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2374 x=x,x and v=v,m instead of x=x,m.
2376 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2377 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2378 alternative to v=rm,C.
2380 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2381 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2382 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2383 instead of vex for the last two above mentioned alternatives.
2385 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2388 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2390 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2392 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2394 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2396 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2397 from int to unsigned.
2399 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2401 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2402 alternatives, eliminating preferred register class. Add support
2403 for the MTVSRDD instruction in ISA 3.0.
2404 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2405 reg_or_indexed_operand.
2406 (vsx_splat_v4sf_internal): Likewise.
2408 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2411 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2412 for loading up all 0's or all 1's.
2414 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2416 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2418 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2420 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2422 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2423 * gcc.c (set_source_date_epoch_envvar): New function, sets
2424 the SOURCE_DATE_EPOCH environment variable to the current time.
2426 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2428 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2429 the factor for live Phi nodes.
2431 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2433 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2434 * tree-parloops.c (parallelize_loops): likewise.
2435 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2436 tree_unswitch_outer_loop): likewise.
2438 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2441 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2442 around creation of the temporary.
2444 2016-06-01 Richard Biener <rguenther@suse.de>
2446 PR tree-optimization/71366
2447 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2448 (unloop_loops): Move removing edges here ...
2449 (try_unroll_loop_completely): ... from here.
2450 (try_peel_loop): ... and here.
2451 (tree_unroll_loops_completely_1): Track parent loops via
2452 bitmap of header BBs.
2453 (tree_unroll_loops_completely): Adjust for that.
2455 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2457 * config/rs6000/altivec.h (vec_slv): New macro.
2458 (vec_srv): New macro.
2459 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2460 (UNSPEC_VSRV): New value.
2463 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2464 (vsrv): New builtin definition.
2465 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2466 define argument types for new builtin.
2467 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2469 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2472 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2473 Jocelyn Mayer <l_indien@magic.fr>
2476 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2477 detect processor family for signature_CENTAUR_ebx.
2478 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2479 signature_CENTAUR_ebx.
2480 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2481 <default>: Pass x86-64 for has_longmode.
2483 2016-06-01 Nathan Sidwell <nathan@acm.org>
2485 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2488 2016-06-01 Richard Biener <rguenther@suse.de>
2490 PR tree-optimization/71261
2491 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2492 of stmts successfully put in the bool pattern. Remove
2493 single-use restriction.
2494 (adjust_bool_pattern_cast): Add cast at the use site via the
2495 pattern def sequence.
2496 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2497 of patterned defs. Use the pattern def seqence instead of
2498 multiple independent patterns.
2499 (sort_after_uid): New qsort compare function.
2500 (adjust_bool_stmts): New function to process stmts in the bool
2501 pattern in IL order.
2502 (vect_recog_bool_pattern): Adjust.
2503 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2504 (ifcvt_walk_pattern_tree): Likewise.
2505 (stmt_is_root_of_bool_pattern): Likewise.
2506 (ifcvt_repair_bool_pattern): Likewise.
2507 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2509 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2511 * loop-unroll.c (decide_unroll_constant_iterations,
2512 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2513 likely upper bounds.
2514 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2516 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2518 * tree-core.h (enum omp_clause_code): Remove
2519 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2521 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2523 * config/arm/sync.md (arm_store_exclusive<mode>):
2524 Use 'H' output modifier on operands[2] rather than creating a new
2525 entry in out-of-bounds memory of the operands array.
2526 (arm_store_release_exclusivedi): Likewise.
2528 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2530 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2531 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2532 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2533 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2535 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2537 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2538 into account live statements for mask producers.
2540 2016-06-01 Richard Biener <rguenther@suse.de>
2542 PR tree-optimization/71311
2543 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2544 restrict to non-INTEGER_CST @0.
2546 2016-06-01 Richard Biener <rguenther@suse.de>
2548 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2549 (relational patterns): Use :c to avoid pattern duplications.
2551 2016-06-01 Richard Biener <rguenther@suse.de>
2553 * genmatch.c (comparison_code_p): New predicate.
2554 (swap_tree_comparison): New function.
2555 (commutate): Add for_vec parameter to append new for entries.
2556 Support commutating relational operators by swapping it alongside
2558 (lower_commutative): Adjust.
2559 (dt_simplify::gen): Do not pass artificial operators to gen
2561 (decision_tree::gen): Do not add artificial operators as parameters.
2562 (parser::parse_expr): Verify operator commutativity when :c is
2563 applied. Allow :C to override this.
2564 * match.pd: Adjust patterns to use :C instead of :c where required.
2566 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2568 PR tree-optimization/71077
2569 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2570 the combining step, use boolean_false_node and boolean_true_node
2571 as the designated false/true return values.
2573 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2575 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2576 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2577 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2580 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2582 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2583 of flags impliying the register renaming.
2584 * toplev.c (process_options): Do not imply flag_rename_registers with
2587 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2589 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2590 default implementation.
2592 2016-05-31 Nathan Sidwell <nathan@acm.org>
2594 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2596 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2598 * config/sh/constraints.md (b): Remove constraint.
2599 * config/sh/predicates.md (arith_reg_operand): Remove
2601 * config/sh/sh-modes.def (PDI): Remove.
2602 * config/sh/sh.c (sh_target_reg_class,
2603 sh_optimize_target_register_callee_saved): Remove functions.
2604 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2605 (sh_expand_epilogue): Update comment.
2606 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2607 sh_secondary_reload): Remove TARGET_REGS related code.
2608 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2609 TARGET_REGISTER_P): Remove macros.
2610 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2611 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2612 TR1_REG, TR2_REG): Remove constants.
2613 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2615 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2617 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2618 define_expand patterns.
2619 (adddi3_compact): Rename to adddi3.
2620 (subdi3_compact): Rename to subdi3.
2621 (*negdi2): Rename to negdi2.
2622 (*abs<mode>2): Rename to abs<mode>2.
2624 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2626 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2627 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2628 (atomic_sub_fetchsi): ... this new pattern.
2629 (mvtc): Add CC_REG clobber.
2631 2016-05-31 Marek Polacek <polacek@redhat.com>
2633 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2635 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2637 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2638 aarch64_fusion_enabled_p to check for fusion capabilities.
2640 2016-05-31 Richard Biener <rguenther@suse.de>
2642 PR tree-optimization/71352
2643 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2644 minus one and a negate.
2646 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2648 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2649 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2651 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2652 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2653 Remove use of aarch64_simd_attr_length_move, set length attribute
2655 (*aarch64_be_movoi): Likewise.
2656 (*aarch64_be_movci): Likewise.
2657 (*aarch64_be_movxi): Likewise.
2659 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2661 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2662 It no longer does that.
2663 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2665 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2667 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2668 attribute __unused__.
2670 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2672 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2673 * config/arm/arm.c (arm_arch_thumb1): Define.
2674 (arm_option_override): Initialize arm_arch_thumb1.
2675 * config/arm/arm.h (arm_arch_thumb1): Declare.
2676 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2677 support Thumb-1 ISA.
2679 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2682 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2683 `Yv' for scalar operand.
2685 2016-05-31 Tom de Vries <tom@codesourcery.com>
2687 PR tree-optimization/69068
2688 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2689 phis with more than two args.
2691 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2693 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2694 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2697 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2699 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2701 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2703 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2704 cpu_32, cpu_64, tune_32 and tune_64.
2705 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2707 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2709 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2711 2016-05-30 Andi Kleen <ak@linux.intel.com>
2713 * auto-profile.c (read_profile): Replace asserts with errors
2714 when file does not exist.
2715 * gcov-io.c (gcov_read_words): Dito.
2717 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2719 * tree-cfg.c (print_loop): Print likely upper bounds.
2721 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2723 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2724 * opts.c (default_options): Enable peel loops at -O3.
2725 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2726 (try_peel_loop): Do not re-peel already peeled loops;
2727 use likely upper bounds; fix profile updating.
2728 (pass_complete_unroll::execute): Initialize peeled_loops.
2730 2016-05-30 Martin Liska <mliska@suse.cz>
2732 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2733 computed costs by frequency of BB they belong to.
2734 (get_scaled_computation_cost_at): New function.
2736 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2737 Marc Glisse <marc.glisse@inria.fr>
2739 PR tree-optimization/71289
2740 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2742 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2744 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2746 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2748 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2749 for peeled copies; avoid underflow when updating estimates; correctly
2752 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2754 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2755 r236875. Corrected oe3 to oe2 as obvious.
2757 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2761 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2762 that inserted stmt will not dominate stmts that defines its operand.
2763 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2764 (rewrite_expr_tree_parallel): Likewise.
2766 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2769 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2770 all fields including stmt_to_insert are swapped.
2772 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2774 * predict.h (force_edge_cold): Declare.
2775 * predict.c (force_edge_cold): New function.
2776 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2778 (canonicalize_loop_induction_variables): Fix formating.
2780 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2782 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2783 (visium_expand_copysign): Use gen_int_mode directly.
2784 (visium_compute_frame_size): Minor tweaks.
2786 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2788 * tree-vect-loop.c (vect_analyze_loop_2): Use
2789 likely_max_stmt_executions_int.
2791 2016-05-30 Tom de Vries <tom@codesourcery.com>
2793 PR tree-optimization/69067
2794 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2796 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2800 New peepholes to remove unneeded fild/fistp pairs.
2801 (define_peephole2 atomic_loaddi_fpu): Ditto.
2803 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2805 * predict.c (maybe_hot_frequency_p): Avoid division.
2807 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2809 * doc/install.texi: Use https for shop.fsf.org.
2811 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2813 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2814 likely_max_stmt_executions_int.
2816 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2818 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2819 likely_max_stmt_executions_int.
2821 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2823 * profile.c (compute_branch_probabilities): Do not report hitrates
2825 (branch_prob): Report hitrates here.
2826 * predict.c (gimple_predict_edge): Do not assert profile status;
2827 fix formatting issues.
2829 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2831 * predict.c (edge_predicted_by_p): New function.
2832 (predict_paths_for_bb): Do not put multiple predictions of the same type
2835 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2837 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2840 2016-05-28 Alan Modra <amodra@gmail.com>
2842 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2844 2016-05-28 Alan Modra <amodra@gmail.com>
2846 PR rtl-optimization/71275
2847 * ira.c (ira): Free dominance info.
2849 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2851 * doc/sourcebuild.texi: New address for upstream Go repository.
2853 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2855 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2856 (TARGET_ARM_V7M): Likewise.
2858 2016-05-26 Jeff Law <law@redhat.com>
2860 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2861 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2862 * passes.def: Add jump threading passes before DOM/VRP.
2863 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2864 argument to a basic block from an edge. Remove tests which are
2866 (pass_data_thread_jumps, class pass_thread_jumps): New.
2867 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2868 (make_pass_thread_jumps): Likewise.
2869 * tree-pass.h (make_pass_thread_jumps): Declare.
2871 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2873 * config/visium/visium-protos.h (split_double_move): Rename into...
2874 (visium_split_double_move): ...this.
2875 (visium_split_double_add): Declare.
2876 * config/visium/visium.c (split_double_move): Rename into...
2877 (visium_split_double_move): ...this.
2878 (visium_split_double_add): New function.
2879 (visium_expand_copysign): Renumber operands for consistency.
2880 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2881 (DFmode move splitter): Likewise.
2882 (*addi3_insn): Split by means of visium_split_double_add.
2883 (*adddi3_insn_flags): Delete.
2884 (*plus_plus_sltu<subst_arith>): New insn.
2885 (*subdi3_insn): Split by means of visium_split_double_add.
2886 (subdi3_insn_flags): Delete.
2887 (*minus_minus_sltu<subst_arith>): New insn.
2888 (*negdi2_insn): Split by means of visium_split_double_add.
2889 (*negdi2_insn_flags): Delete.
2891 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2893 * configure.ac: Treat a --with-headers option without argument
2894 the same as the default (i.e. consult sys-include directory).
2895 * configure: Regenerate.
2897 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2899 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2900 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2902 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2903 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2905 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2908 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2909 tree-stdarg analysis results.
2910 (aarch64_setup_incoming_varargs): Likewise.
2912 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2914 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2915 va_list_gpr_counter_field and va_list_fpr_counter_field.
2917 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2920 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2921 * config/aarch64/aarch64.c
2922 (aarch64_cannot_change_mode_class): Remove function.
2923 * config/aarch64/aarch64-protos.h
2924 (aarch64_cannot_change_mode_class): Remove.
2926 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2928 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2929 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2930 get_likely_max_loop_iterations_int): New.
2931 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2932 any_likely_upper_bound.
2933 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2935 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2936 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2938 (unroll_loop_constant_iterations): Likewise.
2939 (unroll_loop_runtime_iterations): Likewise.
2940 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2941 * lto-streamer-out.c (output_cfg): Likewise.
2942 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2944 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2945 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2946 (likely_max_loop_iterations): New.
2947 (likely_max_loop_iterations_int): New.
2948 (likely_max_stmt_executions): New.
2949 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2950 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2951 likely_max_stmt_executions): Declare.
2953 2016-05-27 Marek Polacek <polacek@redhat.com>
2956 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2958 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2960 * config/s390/s390.md (2x risbg splitters): Use
2961 reg_overlap_mentioned_p instead of rtx_equal_p.
2963 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2965 * combine.c (make_compound_operation): Take known zero bits into
2966 account when checking for possible zero_extend.
2968 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2970 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2971 Use const_int_operand for operand 2 predicate. Simplify expand code
2974 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2977 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2980 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2982 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2983 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2984 that returns CC_SESWPmode and CC_ZESWPmode.
2985 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2987 (aarch64_rtx_costs): Likewise.
2989 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2991 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2992 for ISA 3.0 min/max support.
2993 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2994 conditional move support.
2995 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2996 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2998 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2999 conditional moves where the comparison type is different from move
3001 (fp_minmax): New code iterator for smin/smax.
3002 (minmax): New code attributes for min/max.
3003 (SMINMAX): Likewise.
3004 (smax<mode>3): Combine min, max insns into one insn using the
3005 fp_minmax code iterator. Add support for ISA 3.0 min/max
3006 instructions that don't need -ffast-math.
3007 (s<minmax><mode>3): Likewise.
3008 (smax<mode>3_vsx): Likewise.
3009 (smin<mode>3): Likewise.
3010 (s<minmax><mode>3_vsx): Likewise.
3011 (smin<mode>3_vsx): Likewise.
3012 (pre-VSX min/max splitters): Likewise.
3013 (s<minmax><mode>3_fpr): Likewise.
3014 (movsfcc): Rewrite floating point conditional moves to combine
3015 SFmode/DFmode into a single insn.
3016 (mov<mode>cc): Likewise.
3017 (movdfcc): Likewise.
3018 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3019 SFDF2 iterators to handle all combinations.
3020 (fseldfsf4): Likewise.
3021 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3022 (fseldfdf4): Likewise.
3023 (fselsfdf4): Likewise.
3024 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3025 comparison instructions that set a 0/-1 mask, and use it for
3026 floating point conditional move via XXSEL.
3027 (fpmask<mode>): Likewise.
3028 (xxsel<mode>): Likewise.
3029 * config/rs6000/predicates.md (min_max_operator): Delete, no
3031 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3032 instructions that generate a 0/-1 mask for use with XXSEL.
3033 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3034 say whether floating point min/max is available, either through
3035 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3036 (TARGET_MINMAX_DF): Likewise.
3038 2016-05-27 Alan Modra <amodra@gmail.com>
3040 PR rtl-optimization/71275
3041 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3042 for update_equiv_regs and combine_and_move_insns.
3044 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3047 if_then_else or cond RTXes to calculate attribute value.
3048 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3049 <attr "length_immediate>: Ditto.
3050 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3051 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3052 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3053 <attr "type">: Ditto.
3054 <attr "prefix_data16">: Ditto.
3055 <attr "prefix_extra">: Ditto.
3056 <attr "length_immediate">: Ditto.
3057 <attr "prefix">: Ditto.
3058 (vec_set<mode>_0) <attr "isa">: Ditto.
3059 <attr "prefix_extra">: Ditto.
3060 <attr "length_immediate">: Ditto.
3061 <attr "prefix">: Ditto.
3062 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3063 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3064 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3065 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3066 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3067 <attr "length_immediate">: Ditto.
3068 <attr "prefix">: Ditto.
3069 (sse2_movsd) <attr "length_immediate">: Ditto.
3070 <attr "prefix">: Ditto.
3071 (vec_concatv2df) <attr "isa">: Ditto.
3072 <attr "prefix">: Ditto.
3073 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3074 (*vec_extractv2di_1) <attr "isa">: Ditto.
3075 <attr "type">: Ditto.
3076 <attr "length_immediate">: Ditto.
3077 <attr "prefix_rex">: Ditto.
3078 <attr "prefix_extra">: Ditto.
3079 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3080 <attr "prefix_extra">: Ditto.
3081 <attr "length_immediate">: Ditto.
3082 (vec_concatv2di) <attr "isa">: Ditto.
3083 <attr "prefix_extra">: Ditto.
3084 <attr "length_immediate">: Ditto.
3085 <attr "prefix">: Ditto.
3087 2016-05-26 Martin Liska <mliska@suse.cz>
3089 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3091 (operator+): Likewise.
3092 (operator-): Likewise.
3093 (comp_cost::operator+=): Likewise.
3094 (comp_cost::operator-=): Likewise.
3095 (comp_cost::operator/=): Likewise.
3096 (comp_cost::operator*=): Likewise.
3097 (operator<): Likewise.
3098 (operator==): Likewise.
3099 (operator<=): Likewise.
3101 (infinite_cost_p): Likewise.
3102 (add_costs): Likewise.
3103 (sub_costs): Likewise.
3104 (compare_costs): Likewise.
3105 (set_group_iv_cost): Use the newly introduced functions.
3106 (get_address_cost): Likewise.
3107 (get_shiftadd_cost): Likewise.
3108 (force_expr_to_var_cost): Likewise.
3109 (split_address_cost): Likewise.
3110 (ptr_difference_cost): Likewise.
3111 (difference_cost): Likewise.
3112 (get_computation_cost_at): Likewise.
3113 (determine_group_iv_cost_generic): Likewise.
3114 (determine_group_iv_cost_address): Likewise.
3115 (determine_group_iv_cost_cond): Likewise.
3116 (autoinc_possible_for_pair): Likewise.
3117 (determine_group_iv_costs): Likewise.
3118 (cheaper_cost_pair): Likewise.
3119 (iv_ca_recount_cost): Likewise.
3120 (iv_ca_set_no_cp): Likewise.
3121 (iv_ca_set_cp): Likewise.
3122 (iv_ca_cost): Likewise.
3123 (iv_ca_new): Likewise.
3124 (iv_ca_dump): Likewise.
3125 (iv_ca_narrow): Likewise.
3126 (iv_ca_prune): Likewise.
3127 (iv_ca_replace): Likewise.
3128 (try_add_cand_for): Likewise.
3129 (try_improve_iv_set): Likewise.
3130 (find_optimal_iv_set): Likewise.
3132 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3134 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3135 that internal functions will clobber all caller-saved registers.
3137 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3139 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3140 Return a better case_values_threshold when optimizing.
3142 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3144 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3145 Add ? to integer variant.
3146 (aarch64_combinez_be): Likewise.
3148 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3150 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3151 instead of x constraint.
3152 (vcvtps2ph256<mask_name>): Likewise.
3154 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3155 alternative. Formatting fix.
3157 * config/i386/sse.md
3158 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3160 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3161 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3162 maybe_evex prefix instead of vex.
3163 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3164 EXT_REX_SSE_REG_P (op0) case in the splitter.
3166 2016-05-25 Jeff Law <law@redhat.com>
3168 PR tree-optimization/71272
3169 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3170 Update comments. Add test for empty path.
3172 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3174 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3175 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3176 special case builtin.
3177 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3178 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3179 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3180 for __builtin_vec_cmpne.
3182 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3184 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3185 redundant test and bail out if the type of the new operand is not
3186 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3188 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3190 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3191 (x_ix86_target_flags_explicit): Remove.
3192 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3193 x_ix86_target_flags_explicit.
3194 (ix86_function_specific_restore): Ditto.
3196 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3197 H.J. Lu <hongjiu.lu@intel.com>
3200 * common/config/i386/i386-common.c
3201 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3202 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3203 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3204 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3205 (-mgeneral-regs-only): Add new option.
3206 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3207 x87 instructions if only general registers are allowed.
3208 (ix86_target_string): Add ix86_flags argument. Handle additional
3209 flags options through ix86_flags argument. Update all callers.
3210 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3212 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3214 PR rtl-optimization/66940
3215 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3216 decrementing desired_val will not overflow before performing these
3219 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3221 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3222 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3223 * config/i386/i386.c (enum ix86_builtins): Add
3224 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3225 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3226 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3227 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3228 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3229 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3230 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3231 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3232 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3233 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3234 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3235 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3236 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3237 __builtin_ia32_cvtps2dq512_mask.
3238 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3239 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3240 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3241 * config/i386/sse.md
3242 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3244 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3245 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3247 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3248 (avx512f_vec_pack_sfix_v8df): New define_expand.
3249 (avx512f_roundpd512): Rename to ...
3250 (avx512f_round<castmode>512): ... this. Change iterator.
3251 (avx512f_roundps512_sfix): New define_expand.
3252 (round<mode>2_sfix): Change iterator.
3254 2016-05-25 Nick Clifton <nickc@redhat.com>
3256 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3257 static interrupt handler is detected.
3258 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3259 default linker script.
3260 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3261 the low part of a symbolic pointer.
3263 2016-05-25 Richard Biener <rguenther@suse.de>
3265 PR tree-optimization/71261
3266 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3267 interesting stmt instead of immediate uses when looking
3268 for the use operand to replace.
3270 2016-05-25 Martin Liska <mliska@suse.cz>
3272 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3274 2016-05-25 Richard Biener <rguenther@suse.de>
3276 PR tree-optimization/71264
3277 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3280 2016-05-25 Martin Liska <mliska@suse.cz>
3282 PR tree-optimization/71239
3283 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3284 if DECL_SIZE is NULL.
3286 2016-05-25 Richard Biener <rguenther@suse.de>
3288 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3289 * tree-if-conv.c (pass_data_if_conversion): Use it.
3291 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3293 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3294 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3295 * varpool.c (varpool_node::get_availability): Likewise.
3297 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3299 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3300 VNEGW/VNEGD instructions.
3301 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3302 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3303 support for ISA 3.0 VNEGW/VNEGD instructions.
3305 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3307 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3308 pointers inside OACC_DATA regions.
3309 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3310 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3311 (gimplify_adjust_omp_clauses): Fix typo in comment.
3313 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3315 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3316 parity built-in functions.
3317 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3319 (p9v_parity<mode>2): Likewise.
3320 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3322 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3323 (parity<mode>2): ISA 3.0 expander for vector parity.
3324 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3326 (BU_P9_64BIT_MISC_0): Likewise.
3327 (BU_P9_MISC_0): Likewise.
3328 (BU_P9V_AV_1): Likewise.
3329 (BU_P9V_AV_2): Likewise.
3330 (BU_P9V_AV_3): Likewise.
3331 (BU_P9V_AV_P): Likewise.
3332 (BU_P9V_VSX_1): Likewise.
3333 (BU_P9V_OVERLOAD_1): Likewise.
3334 (BU_P9V_OVERLOAD_2): Likewise.
3335 (BU_P9V_OVERLOAD_3): Likewise.
3336 (VCTZB): Add vector count trailing zeros support.
3340 (VPRTYBD): Add vector parity support.
3341 (VPRTYBQ): Likewise.
3342 (VPRTYBW): Likewise.
3343 (VCTZ): Add overloaded vector count trailing zeros support.
3344 (VPRTYB): Add overloaded vector parity support.
3345 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3346 overloaded vector count trailing zeros and parity instructions.
3347 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3348 vector parity support.
3349 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3350 trailing zeros support.
3351 (vec_cntlz): Likewise.
3352 (vec_vctzb): Likewise.
3353 (vec_vctzd): Likewise.
3354 (vec_vctzh): Likewise.
3355 (vec_vctzw): Likewise.
3356 (vec_vprtyb): Add ISA 3.0 vector parity support.
3357 (vec_vprtybd): Likewise.
3358 (vec_vprtybw): Likewise.
3359 (vec_vprtybq): Likewise.
3360 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3361 the ISA 3.0 vector count trailing zeros and vector parity built-in
3364 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3366 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3367 when there is stmt_to_insert.
3369 2016-05-24 Martin Sebor <msebor@redhat.com>
3372 * tree.h (complete_or_array_type_p): New inline function.
3374 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3376 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3377 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3378 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3380 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3381 Limit 1st alternative to noavx isa, split 2nd alternative into one
3382 noavx and one avx alternative, use *x and Bm in the former and
3383 x and m in the latter.
3385 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3386 of sse4 for the first alternative, drop %v from the template
3387 and d operand modifier. Split second alternative into one sse4_noavx
3388 and one avx alternative, use *x instead of *v in the former and v
3389 instead of *v in the latter.
3390 (*sse4_1_extractps): Use noavx isa instead of * for the first
3391 alternative, drop %v from the template. Split second alternative into
3392 one noavx and one avx alternative, use *x instead of *v in the
3393 former and v instead of *v in the latter.
3394 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3395 with noavx and the last one with avx.
3396 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3397 split the second one into one noavx and one avx alternative,
3398 use *x and Bm in the former and x and m in the latter one.
3399 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3402 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3403 first two alternatives to noavx, use *x instead of *v in the second
3404 one, add avx alternative without *.
3405 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3406 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3407 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3409 2016-05-24 Jeff Law <law@redhat.com>
3411 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3412 New function, extracted from...
3413 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3414 Allow simple copies and constant initializations in the SSA chain.
3416 2016-05-24 Marek Polacek <polacek@redhat.com>
3419 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3422 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3425 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3426 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3427 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3428 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3429 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3431 2016-05-24 Richard Biener <rguenther@suse.de>
3433 PR tree-optimization/71240
3434 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3437 2016-05-24 Richard Biener <rguenther@suse.de>
3439 PR tree-optimization/71230
3440 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3442 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3444 * tree-vectorizer.h (vectorizable_comparison): Delete.
3445 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3446 PURE_SLP_STMT check.
3447 * tree-vect-stmts.c (vectorizable_call): Likewise.
3448 (vectorizable_simd_clone_call): Likewise.
3449 (vectorizable_conversion): Likewise.
3450 (vectorizable_assignment): Likewise.
3451 (vectorizable_shift): Likewise.
3452 (vectorizable_operation): Likewise.
3453 (vectorizable_load): Likewise.
3454 (vectorizable_condition): Likewise.
3455 (vectorizable_store): Likewise. Assert that we don't have
3457 (vectorizable_comparison): Make static. Remove redundant
3458 PURE_SLP_STMT check.
3459 (vect_transform_stmt): Assert that we always have an slp_node
3462 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3464 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3465 operands[2] against 1 with comparison against CONST1_RTX.
3466 (<shift>di3_neon): Likewise.
3467 * config/arm/predicates.md (const0_operand): Replace with comparison
3470 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3472 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3473 operands[2] against 1 with comparison against CONST1_RTX.
3474 (ashrdi3): Likewise.
3475 (lshrdi3): Likewise.
3476 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3478 (ashrsi3): Likewise.
3479 (lshrsi3): Likewise.
3480 (rotrsi3): Likewise.
3481 (define_split above *compareqi_eq0): Likewise.
3482 (define_split above "prologue"): Likewise.
3483 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3484 * config/arm/predicates.md (shift_operator): Likewise.
3485 (shift_nomul_operator): Likewise.
3486 (sat_shift_operator): Likewise.
3487 (thumb1_cmp_operand): Likewise.
3488 (const_neon_scalar_shift_amount_operand): Replace manual range
3489 check with IN_RANGE.
3490 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3491 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3493 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3495 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3496 with HOST_WIDE_INT_1.
3498 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3499 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3500 (arm_canonicalize_comparison): Likewise.
3501 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3503 (thumb1_size_rtx_costs): Likewise.
3504 (vfp_const_double_index): Replace cast of 1 to unsigned
3505 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3506 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3508 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3509 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3510 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3511 HOST_WIDE_INT with HOST_WIDE_INT_1.
3513 2016-05-24 Marek Polacek <polacek@redhat.com>
3515 * tree-cfg.h (should_remove_lhs_p): New predicate.
3516 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3517 * gimplify.c (gimplify_modify_expr): Likewise.
3518 * tree-cfg.c (verify_gimple_call): Likewise.
3519 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3520 * gimple-fold.c: Include "tree-cfg.h".
3521 (gimple_fold_call): Use should_remove_lhs_p.
3523 2016-05-24 Richard Biener <rguenther@suse.de>
3525 PR tree-optimization/71253
3526 * cfganal.h (control_dependences): Make robust against edge
3528 (control_dependences::control_dependences): Remove edge_list argument.
3529 (control_dependences::get_edge): Remove.
3530 (control_dependences::get_edge_src): Add.
3531 (control_dependences::get_edge_dest): Likewise.
3532 (control_dependences::m_el): Make a vector of edge src/dest index.
3533 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3534 (control_dependences::control_dependences): Likewise.
3535 (control_dependences::~control_dependence): Likewise.
3536 (control_dependences::get_edge): Remove.
3537 (control_dependences::get_edge_src): Add.
3538 (control_dependences::get_edge_dest): Likewise.
3539 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3541 (perform_tree_ssa_dce): Adjust.
3542 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3544 (pass_loop_distribution::execute): Adjust. Do loop destroying
3545 conditional on changed.
3547 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3550 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3551 return. Reindent transformation comment and mention the ARM state
3554 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3557 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3558 after build_and_add_sum creates new use stmt.
3560 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3562 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3563 load_lanes/grouped_load classification comes first. Don't check
3564 whether the vectorization factor is a multiple of the group size
3567 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3569 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3570 GROUP_GAP for single-element interleaving.
3571 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3574 2016-05-24 Richard Biener <rguenther@suse.de>
3578 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3579 bases which are accessed with non-invariant indices.
3580 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3581 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3583 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3586 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3587 (add_to_ops_vec): Add stmt_to_insert.
3588 (add_repeat_to_ops_vec): Init stmt_to_insert.
3589 (insert_stmt_before_use): New.
3590 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3592 (get_ops): Init stmt_to_insert.
3593 (maybe_optimize_range_tests): Likewise.
3594 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3595 (rewrite_expr_tree_parallel): Likewise.
3596 (reassociate_bb): Likewise.
3598 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3601 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3602 ISA 3.0 xxperm fusion alternative.
3603 (altivec_vperm_v8hiv16qi): Likewise.
3604 (altivec_vperm_<mode>_uns_internal): Likewise.
3605 (vperm_v8hiv4si): Likewise.
3606 (vperm_v16qiv8hi): Likewise.
3608 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3609 Kelvin Nilsen <kelvin@gcc.gnu.org>
3611 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3612 vpermr/xxpermr on ISA 3.0.
3613 (altivec_expand_vec_perm_le): Likewise.
3614 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3615 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3618 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3620 * config/i386/i386.h (IS_STACK_MODE): Enable for
3621 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3622 SSE_FLOAT_MODE_P macros.
3623 * config/i386/i386.c (ix86_preferred_reload_class): Use
3624 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3625 Cleanup regclass processing for CONST_DOUBLE_P.
3626 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3627 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3628 with IS_STACK_MODE macro.
3629 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3631 (*movdf_internal): Use IS_STACK_MODE macro.
3632 (*movsf_internal): Ditto.
3634 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3636 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3637 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3639 2016-05-23 Jeff Law <law@redhat.com>
3641 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3643 (fsm_find_control_statement_thread_paths): Call it.
3645 2016-05-23 Martin Jambor <mjambor@suse.cz>
3648 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3649 from_global_constant if t is not NULL.
3651 2016-05-23 Marek Polacek <polacek@redhat.com>
3654 * common.opt (Wswitch-unreachable): New option.
3655 * doc/invoke.texi: Document -Wswitch-unreachable.
3656 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3659 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3661 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3662 TMR_INDEX is non-NULL.
3664 2016-05-23 Richard Biener <rguenther@suse.de>
3666 PR tree-optimization/71230
3667 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3668 (try_special_add_to_ops): ... here. Always test for single-use.
3670 2016-05-23 Martin Jambor <mjambor@suse.cz>
3672 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3673 default block if a PHI node in the original one would be resized.
3675 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3677 PR tree-optimization/58135
3678 * tree-vect-slp.c: When group size is not multiple
3679 of vector size, allow splitting of store group at
3682 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3684 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3686 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3688 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3689 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3690 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3693 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3694 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3695 v constraint instead of x and vinserti32x4 insn.
3697 * config/i386/sse.md (i128vldq): New mode iterator.
3698 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3699 avx512dq and avx512vl alternatives.
3701 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3702 constraint, use maybe_evex prefix instead of vex.
3703 (vec_dupv4sf): Use v constraint instead of x for output
3704 operand except for noavx alternative, use Yv constraint
3705 instead of x for input. Use maybe_evex prefix instead of vex.
3706 (*vec_dupv4si): Likewise.
3707 (*vec_dupv2di): Likewise.
3709 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3712 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3713 (linearize_expr_tree): Call try_special_add_to_ops.
3714 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3716 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3718 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3719 to computed stack_usage.
3721 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3724 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3725 operand is subreg (symbol_ref) then move the symbol ref to register.
3727 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3729 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3731 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3734 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3737 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3739 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3740 ranges by calling get_single_symbol and tidy up. Look more closely
3741 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3743 2016-05-20 Jeff Law <law@redhat.com>
3745 * bitmap.c (bitmap_find_bit): Remove useless test.
3747 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3749 * function.c (thread_prologue_and_epilogue_insns): Commit the
3750 insertion of the epilogue.
3752 2016-05-20 Martin Jambor <mjambor@suse.cz>
3754 PR tree-optimization/70884
3755 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3756 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3757 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3758 of constant pool data as a reason for scalarization.
3760 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3762 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3763 for naked functions.
3764 (thumb1_expand_prologue): Likewise.
3766 2016-05-20 Nathan Sidwell <nathan@acm.org>
3768 * config/nvptx/nptx.c (nvptx_option_override): Only set
3769 flag_toplevel_reorder, if not explicitly specified. Set
3770 flag_no_common, unless explicitly specified.
3772 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3774 * calls.c (can_implement_as_sibling_call_p): Mark param
3775 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3777 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3779 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3780 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3781 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3783 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3784 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3787 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3789 * config/nvptx/nvptx.md (sincossf3): New pattern.
3791 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3793 * calls.c (maybe_complain_about_tail_call): New function.
3794 (initialize_argument_information): Call
3795 maybe_complain_about_tail_call when clearing *may_tailcall.
3796 (can_implement_as_sibling_call_p): Call
3797 maybe_complain_about_tail_call when returning false.
3798 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3799 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3800 if tail-call optimization fails.
3801 * cfgexpand.c (expand_call_stmt): Initialize
3802 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3803 * gimple-pretty-print.c (dump_gimple_call): Dump
3804 gimple_call_must_tail_p.
3805 * gimple.c (gimple_build_call_from_tree): Call
3806 gimple_call_set_must_tail with the value of
3807 CALL_EXPR_MUST_TAIL_CALL.
3808 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3809 (gimple_call_set_must_tail): New function.
3810 (gimple_call_must_tail_p): New function.
3811 * print-tree.c (print_node): Update printing of TREE_STATIC
3812 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3813 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3814 trailing comment listing applicable flags.
3815 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3817 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3819 * calls.c (expand_call): Move "Rest of purposes for tail call
3820 optimizations to fail" to...
3821 (can_implement_as_sibling_call_p): ...this new function, and
3822 split into multiple "if" statements.
3824 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3826 * cfgloop.h (expected_loop_iterations_unbounded,
3827 expected_loop_iterations): Unconstify.
3828 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3829 profile with known upper bound; return 3 when profile is absent.
3830 (expected_loop_iterations): Update.
3832 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3834 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3835 and get_max_loop_iterations_int.
3837 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3839 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3840 realistic upper bounds here.
3842 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3845 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3846 calls if the LHS is variable length or has addressable type.
3847 If targets[0]->decl is a noreturn call with void return type and
3848 zero arguments, adjust fntype and remove lhs in that case.
3850 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3852 PR tree-optimization/71079
3853 PR tree-optimization/71206
3854 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3856 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3858 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3859 (get_vec_alignment_for_array_decl): Likewise.
3860 (get_vec_alignment_for_record_decl): Likewise.
3861 (increase_alignment::execute): Move code to find alignment to
3862 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3863 (type_align_map): New hash_map.
3865 2016-05-20 Richard Guenther <rguenther@suse.de>
3867 PR tree-optimization/29756
3868 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3869 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3870 * fold-const.c (operand_equal_p): Likewise.
3871 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3872 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3873 * tree-inline.c (estimate_operator_cost): Likewise.
3874 * tree-pretty-print.c (dump_generic_node): Likewise.
3875 * tree-ssa-operands.c (get_expr_operands): Likewise.
3876 * cfgexpand.c (expand_debug_expr): Likewise.
3877 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3878 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3879 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3880 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3881 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3882 (execute_update_addresses_taken): Do it.
3884 2016-05-20 Richard Biener <rguenther@suse.de>
3886 PR tree-optimization/71185
3887 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3888 register operations.
3890 2016-05-20 Richard Biener <rguenther@suse.de>
3892 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3893 gimple_seq_add_seq_without_update.
3894 (release_bb_predicate): Assert we have no operands to free.
3895 (if_convertible_loop_p_1): Calculate post dominators later.
3896 Do not free BB predicates here.
3897 (combine_blocks): Do not recompute BB predicates.
3898 (version_loop_for_if_conversion): Save BB predicates around
3901 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3903 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3904 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3905 code. Ignore sibcalls on EDGE_IGNORE edges.
3906 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3907 on edges for sibcalls that run without prologue. The rest of the
3908 function is combined from...
3909 (fix_fake_fallthrough_edge): ... this, and ...
3910 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3911 function argument, make it a local variable.
3913 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3915 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3916 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3917 for 32-bit mode and SEH for 64-bit.
3918 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3919 TARGET_64BIT_DEFAULT.
3921 2016-05-19 Ryan Burn <contact@rnburn.com>
3923 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3924 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3926 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3928 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3929 force pending loads from memory.
3931 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3933 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3934 (UNSPEC_DARN_32): New unspec constant.
3935 (UNSPEC_DARN_RAW): New unspec constant.
3936 (darn_32): New instruction.
3937 (darn_raw): New instruction.
3938 (darn): New instruction.
3939 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3940 support and documentation for this macro.
3941 (BU_P9_MISC_1): New macro definition.
3942 (BU_P9_64BIT_MISC_0): New macro definition.
3943 (BU_P9_MISC_0): New macro definition.
3944 (darn_32): New builtin definition.
3945 (darn_raw): New builtin definition.
3946 (darn): New builtin definition.
3947 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3948 RS6000_BUILTIN_0 directives to surround each occurrence of
3949 #include "rs6000-builtin.def".
3950 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3951 RS6000_BTM_64BIT flags to the returned mask, depending on
3953 (def_builtin): Correct an error in the assignments made to the
3954 debugging variable attr_string.
3955 (rs6000_expand_builtin): Add support for no-operand built-in
3957 (builtin_function_type): Remove fatal_error assertion that is no
3959 (rs6000_common_init_builtins): Add support for no-operand built-in
3961 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3963 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3965 (RS6000_BTM_64BIT): New macro definition.
3966 * doc/extend.texi: Document __builtin_darn (void),
3967 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3970 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3972 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3973 max_loop_iterations_int.
3975 2016-05-19 Marek Polacek <polacek@redhat.com>
3977 PR tree-optimization/71031
3978 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3979 condition and adjust the code a bit.
3981 2016-05-19 Martin Liska <mliska@suse.cz>
3983 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3984 auto_vec instead of vec.
3986 2016-05-19 Martin Liska <mliska@suse.cz>
3988 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3990 2016-05-19 Martin Liska <mliska@suse.cz>
3992 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3994 2016-05-19 Martin Liska <mliska@suse.cz>
3996 * ipa-pure-const.c (set_function_state): Remove an existing
3998 (remove_node_data): Do not free it as it's released
3999 in set_function_state.
4001 2016-05-19 Martin Liska <mliska@suse.cz>
4003 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4006 2016-05-19 Martin Liska <mliska@suse.cz>
4008 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4010 2016-05-19 Martin Liska <mliska@suse.cz>
4012 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4013 an auto_vec instead of re-creating it.
4015 2016-05-19 Martin Liska <mliska@suse.cz>
4017 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4018 auto_vec instead of vec.
4020 2016-05-19 Martin Liska <mliska@suse.cz>
4022 * lto-section-in.c (lto_get_section_data): Call
4023 lto_check_version with additional argument.
4024 * lto-streamer.c (lto_check_version): Add new argument.
4025 * lto-streamer.h (lto_check_version): Likewise.
4027 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4029 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4030 Don't add cost of inner memory when handling sign-extended loads.
4032 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4034 PR rtl-optimization/71148
4035 * cse.c (cse_main): Free dominance info.
4036 (rest_of_handle_cse): Don't free dominance info.
4037 (rest_of_handle_cse2): Likewise.
4038 (rest_of_handle_cse_after_global_opts): Likewise.
4040 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4043 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4044 NULL_TREE early if NEON is not available. Remove now redundant check
4045 in ARM_CHECK_BUILTIN_MODE.
4047 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4050 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4051 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4052 * doc/cpp.texi: Document new macros.
4054 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4056 PR tree-optimization/69848
4057 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4058 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4060 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4062 * function.c (thread_prologue_and_epilogue_insn): Move the
4063 "goto epilogue_done" one block later.
4065 2016-05-19 Richard Biener <rguenther@suse.de>
4067 PR tree-optimization/70729
4068 * passes.def: Move LIM pass before PRE. Remove no longer
4069 required copyprop and move first DCE out of the loop pipeline.
4071 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4074 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4075 (OBJS-libcommon-target): ...here.
4076 * opts-common.c: Include spellcheck.h.
4077 (cmdline_handle_error): Build a vec of valid options and use it
4078 to suggest provide hints for misspelled arguments.
4080 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4083 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4084 lhs if it has TREE_ADDRESSABLE type.
4086 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4089 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4090 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4092 2016-05-18 Martin Jambor <mjambor@suse.cz>
4095 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4096 input for NOP_EXPR pass-through functions.
4097 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4098 aggregate global constant VAR_DECLs in constant jump functions.
4100 2016-05-18 Martin Jambor <mjambor@suse.cz>
4103 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4104 from TREE_READONLY parameters.
4106 2016-05-18 Martin Jambor <mjambor@suse.cz>
4109 * cgraph.h (cgraph_indirect_call_info): New field
4110 guaranteed_unmodified.
4111 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4112 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4114 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4115 pass the parameter value to ipa_find_agg_cst_for_param.
4116 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4117 guaranteed_unmodified, store AA results there instead of bailing out
4119 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4120 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4121 (find_constructor_constant_at_offset): New function.
4122 (ipa_find_agg_cst_from_init): Likewise.
4123 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4124 static initializers of contants, report back through a new paameter
4125 from_global_constant if that was the case.
4126 (try_make_edge_direct_simple_call): Also pass parameter value to
4127 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4129 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4130 (ipa_read_indirect_edge_info): Likewise.
4131 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4132 (ipa_load_from_parm_agg): Likewise.
4134 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4136 PR rtl-optimization/71150
4137 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4140 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4143 * config/rs6000/constraints.md (wE constraint): New constraint
4144 for a vector constant that can be loaded with XXSPLTIB.
4145 (wM constraint): New constraint for a vector constant of a 1's.
4146 (wS constraint): New constraint for a vector constant that can be
4147 loaded with XXSPLTIB and a vector sign extend instruction.
4148 * config/rs6000/predicates.md (xxspltib_constant_split): New
4149 predicates for wE/wS constraints.
4150 (xxspltib_constant_nosplit): Likewise.
4151 (easy_vector_constant): Add support for constants that can be
4152 loaded via XXSPLTIB.
4153 (all_ones_constant): New predicate for vector constant with all
4155 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4156 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4157 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4158 instruction and possibly with a sign extension.
4159 (output_vec_const_move): Add support for XXSPLTIB. If we are
4160 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4161 instead of XXLXOR/XXLORC.
4162 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4164 (rs6000_legitimize_reload_address): Likewise.
4165 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4167 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4168 combine VSX_M and VSX_M2 into one iterator.
4170 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4171 (VSINT_842): Likewise.
4172 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4173 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4174 XXSPLTIB instruction.
4175 (xxspltib_<mode>_nosplit): Likewise.
4176 (xxspltib_<mode>_split): New insn to load up constants with
4177 XXSPLTIB and a sign extend instruction.
4178 (vsx_mov<mode>): Replace single move that handled all vector types
4179 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4180 moves (when -mvsx-timode is in effect) into the main vector
4181 moves. Eliminate separate moves for <VSr> <VSa>, where the
4182 preferred register class (<VSr>) is listed first, and the
4183 secondary register class (<VSa>) is listed second with a '?' to
4184 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4185 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4186 that if the register was involved in a slow operation, the
4187 clear/set operation does not wait for the slow operation to
4188 finish. Adjust the length attributes for 32-bit mode. Use
4189 rs6000_output_move_128bit and drop the use of the string
4190 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4191 spacing so that the alternatives and attributes don't generate
4192 long lines, and put things in columns, so that it is easier to
4193 match up the operands and attributes with the insn alternatives.
4194 (vsx_mov<mode>_64bit): Likewise.
4195 (vsx_mov<mode>_32bit): Likewise.
4196 (vsx_movti_64bit): Fold movti into normal vector moves.
4197 (vsx_movti_32bit): Likewise.
4198 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4200 (vsx_splat_v4si_internal): Likewise.
4201 (vsx_splat_v4sf_internal): Likewise.
4202 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4203 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4204 extend vector elements.
4205 (vsx_sign_extend_hi_<mode>): Likewise.
4206 (vsx_sign_extend_si_v2di): Likewise.
4207 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4209 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4210 constraints. Add trailing period to wL documentation.
4212 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4215 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4216 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4217 * tree-call-cdce.c: Include tree-dfa.h.
4218 (can_guard_call_p): New function, extracted from...
4219 (can_use_internal_fn): ...here.
4220 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4222 (shrink_wrap_one_built_in_call): Likewise.
4223 (use_internal_fn): Likewise.
4224 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4225 and return void. Call replace_abnormal_ssa_names.
4226 (pass_call_cdce::execute): Check can_guard_call_p during the
4227 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4228 will always change something.
4230 2016-05-18 Martin Jambor <mjambor@suse.cz>
4233 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4234 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4236 2016-05-18 Martin Jambor <mjambor@suse.cz>
4239 * ipa-inline.h (condition): New field size.
4240 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4241 for comaprison and store it into the new condition.
4242 (evaluate_conditions_for_known_args): Use condition size to check
4243 access sizes for all but CHANGED conditions.
4244 (unmodified_parm_1): New parameter size_p, store access size into it.
4245 (unmodified_parm): Likewise.
4246 (unmodified_parm_or_parm_agg_item): Likewise.
4247 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4248 (set_cond_stmt_execution_predicate): Extract access sizes and store
4250 (set_switch_stmt_execution_predicate): Likewise.
4251 (will_be_nonconstant_expr_predicate): Likewise.
4252 (will_be_nonconstant_predicate): Likewise.
4253 (inline_read_section): Stream condition size.
4254 (inline_write_summary): Likewise.
4256 2016-05-18 Richard Biener <rguenther@suse.de>
4258 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4259 condition cost to PHI cost instead of total_cost.
4261 2016-05-18 Martin Liska <mliska@suse.cz>
4264 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4267 2016-05-18 Richard Biener <rguenther@suse.de>
4269 * lto-streamer.h (LTO_major_version): Bump to 6.
4271 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4273 * function.c (make_split_prologue_seq, make_prologue_seq,
4274 make_epilogue_seq): New functions, factored out from...
4275 (thread_prologue_and_epilogue_insns): Here.
4277 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4279 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4280 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4281 of before. Add a comment.
4283 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4285 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4286 expression pointer, not pointer to the pointer.
4288 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4290 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4291 (avx2_pbroadcast<mode>): Add another alternative with v instead
4292 of x constraints in it, using <pbroadcast_evex_isa> isa.
4293 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4295 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4296 constraint x instead of v in second alternative, add avx512bw
4299 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4300 constraint x instead of v in second alternative, add avx512bw
4303 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4304 constraint x instead of v in second alternative, add avx512bw
4307 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4308 avx512bw alternative.
4310 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4312 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4314 (define_insn "*andnottf3"): Ditto.
4315 (define_insn "*<code><mode>3"/any_logic): Ditto.
4316 (define_insn "*<code>tf3"/any_logic): Ditto.
4317 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4318 operand to block AVX-512VL insn variant emit when it is not enabled.
4320 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4322 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4323 constraint fot SF mode.
4325 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4326 Kirill Yukhin <kirill.yukhin@intel.com>
4328 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4330 (define_insn "rsqrt14<mode>"): Ditto.
4331 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4332 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4333 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4334 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4335 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4337 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4338 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4339 * config/i386/i386.c (ix86_print_operand): Expand check for size
4340 override codes for Intel syntax.
4342 2016-05-18 Richard Biener <rguenther@suse.de>
4344 PR tree-optimization/71168
4345 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4346 initialization earlier.
4348 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4350 * config/aarch64/aarch64-simd.md
4351 (aarch64_reduc_plus_internal<mode>): Rename to...
4352 (reduc_plus_scal): ...This, and remove previous implementation.
4354 2016-05-18 Richard Biener <rguenther@suse.de>
4356 * passes.def: Put late dse and cd_dce in canonical order.
4358 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4360 * ipa-inline-transform.c (preserve_function_body_p): Look for
4361 first non-thunk clone.
4362 (save_function_body): Save into first non-thunk.
4363 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4365 (lto_output_node): Inline thunks don't need body in every
4367 * lto-streamer-in.c: Do not fixup thunk clones.
4368 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4370 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4373 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4376 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4377 (reassociate_bb): Call transform_add_to_multiply.
4379 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4381 * config/aarch64/aarch64.c (all_extensions): Removed unused
4384 2016-05-17 Nathan Sidwell <nathan@acm.org>
4386 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4387 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4389 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4391 PR tree-optimization/54579
4393 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4395 2016-05-17 Marek Polacek <polacek@redhat.com>
4398 * tree-inline.c (expand_call_inline): Call
4399 maybe_remove_unused_call_args.
4401 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4403 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4404 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4405 * doc/md.texi (fmin@var{m}3): Likewise.
4407 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4409 * match.pd (X & C): New transformation.
4411 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4413 * match.pd (~X & Y): New transformation.
4415 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4417 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4418 information for new SSA_NAME.
4419 (simplify_conversion_using_ranges): Get range through get_range_info
4420 instead of get_value_range.
4422 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4424 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4425 Remove inline assembly.
4426 (vmvn_s16): Likewise.
4427 (vmvn_s32): Likewise.
4428 (vmvn_u8): Likewise.
4429 (vmvn_u16): Likewise.
4430 (vmvn_u32): Likewise.
4431 (vmvnq_s8): Likewise.
4432 (vmvnq_s16): Likewise.
4433 (vmvnq_s32): Likewise.
4434 (vmvnq_u8): Likewise.
4435 (vmvnq_u16): Likewise.
4436 (vmvnq_u32): Likewise.
4437 (vmvn_p8): Likewise.
4438 (vmvnq_p16): Likewise.
4440 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4442 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4444 (vmul_n_s16): Likewise.
4445 (vmul_n_s32): Likewise.
4446 (vmul_n_u16): Likewise.
4447 (vmul_n_u32): Likewise.
4448 (vmulq_n_f32): Likewise.
4449 (vmulq_n_f64): Likewise.
4450 (vmulq_n_s16): Likewise.
4451 (vmulq_n_s32): Likewise.
4452 (vmulq_n_u16): Likewise.
4453 (vmulq_n_u32): Likewise.
4455 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4457 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4458 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4460 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4462 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4463 to *aarch64_fma4_elt_from_dup<mode>.
4464 (*aarch64_fnma4_elt_to_128df): Rename to
4465 *aarch64_fnma4_elt_from_dup<mode>.
4466 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4467 (vfms_n_f32): Likewise.
4468 (vfms_n_f64): Likewise.
4469 (vfmsq_n_f32): Likewise.
4470 (vfmsq_n_f64): Likewise.
4472 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4474 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4476 2016-05-17 Richard Biener <rguenther@suse.de>
4478 PR tree-optimization/71132
4479 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4480 Only add control dependences for blocks in the loop.
4481 (build_rdg): Adjust.
4482 (generate_code_for_partition): Return whether loop should
4483 be destroyed and delay that.
4484 (distribute_loop): Likewise.
4485 (pass_loop_distribution::execute): Record loops to be destroyed
4486 and perform delayed destroying of loops.
4488 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4491 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4493 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4495 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4497 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4500 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4501 insertion point for instructions generated by validize_mem.
4503 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4505 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4508 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4510 * config/aarch64/aarch64.c
4511 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4512 rather than a macro.
4514 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4516 * doc/invoke.texi (AArch64 Options): Various updates.
4518 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4520 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4521 into instrumentation thunks.
4522 * cif-code.def (CIF_CHKP): New.
4524 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4526 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4528 2016-05-16 Martin Jambor <mjambor@suse.cz>
4530 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4531 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4533 2016-05-16 Marek Polacek <polacek@redhat.com>
4535 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4538 2016-05-16 Martin Jambor <mjambor@suse.cz>
4541 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4542 the outlined kernel function.
4544 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4546 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4547 (ISA_HAS_DLSA): Ditto.
4549 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4551 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4553 2016-05-16 Nathan Sidwell <nathan@acm.org>
4555 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4556 (nvptx_name_replacement): Restore. Add comment.
4557 (write_fn_proto, write_fn_proto_from_insn,
4558 nvptx_output_call_insn): Restore
4559 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4561 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4563 * config/aarch64/aarch64.md
4564 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4565 (add<mode>3_compareC_imm): Likewise.
4566 (<optab>si3_uxtw): Split into register and immediate variants.
4567 (andsi3_compare0_uxtw): Likewise.
4568 (and<mode>3_compare0): Likewise.
4569 (and<mode>3nr_compare0): Likewise.
4570 (stack_protect_test_<mode>): Don't use %x for memory operands.
4572 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4574 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4576 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4578 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4579 Split integer shifts into shift_reg and bfm.
4580 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4581 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4582 (ror<mode>3_insn): Likewise.
4583 (<optab>si3_insn_uxtw): Likewise.
4584 (<optab><mode>3_insn): Change to rotate_imm.
4585 (extr<mode>5_insn_alt): Likewise.
4586 (extrsi5_insn_uxtw): Likewise.
4587 (extrsi5_insn_uxtw_alt): Likewise.
4589 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4591 * doc/tm.texi: Regenerate.
4592 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4593 (TARGET_INVALID_RETURN_TYPE): Remove.
4594 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4595 TARGET_INVALID_RETURN_TYPE.
4596 * target.def (invalid_parameter_type): Remove.
4597 (invalid_return_type): Remove.
4599 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4601 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4602 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4604 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4606 (preserve_function_body_p): No need to preserve function body
4607 * cif-codes.def (CIF_THUNK): Remove.
4608 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4610 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4612 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4614 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4616 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4619 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4621 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4622 (inline_small_functions): Do not look for function symbol when
4625 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4627 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4630 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4631 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4632 Jiong Wang <jiong.wang@arm.com>
4634 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4635 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4636 Define __ARM_FP16_ARGS when appropriate.
4637 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4639 (arm_invalid_return_type): Likewise.
4640 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4641 (TARGET_INVALID_RETURN_TYPE): Remove.
4642 (aapcs_vfp_sub_candidate): Allow HFmode.
4643 (aapcs_vfp_allocate): Add comment. Support HFmode.
4644 (aapcs_vfp_allocate_return_reg): Likewise.
4645 (struct aapcs_cp_arg_layout): Slightly reword comments for
4646 is_return_candidate and allocate_return_reg.
4647 (output_mov_vfp): Update assert.
4648 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4650 (arm_invalid_parameter_type): Remove.
4651 (amr_invalid_return_type): Remove.
4652 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4653 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4654 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4656 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4658 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4659 * config/aarch64/arch64-protos.h
4660 (aarch64_legitimize_reload_address): Remove.
4661 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4664 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4666 * configure.ac: Add ACX_NONCANONICAL_HOST.
4667 * configure: Regenerate.
4668 * Makefile.in: Set host_noncanonical.
4670 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4673 * config/i386/i386.md (*movtf_internal): Before register allocation,
4674 do not allow FP constants for CM_MEDIUM memory model, allow only
4675 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4676 (*movxf_internal): Ditto.
4677 (*movdf_internal): Ditto.
4678 (*movsf_internal): Ditto.
4680 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4682 PR rtl-optimization/67483
4683 * combine.c (make_compound_operation): Don't call extract_left_shift
4684 with negative shift amounts.
4686 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4689 * fold-const.c (fold_checksum_tree): Allow modification
4690 of TYPE_ALIAS_SET during folding.
4692 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4693 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4694 (ix86_split_to_parts): Likewise. Fix up formatting.
4696 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4698 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4699 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4702 2016-05-13 Nathan Sidwell <nathan@acm.org>
4704 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4705 (nvptx_name_replacement): Delete.
4706 (write_fn_proto, write_fn_proto_from_insn,
4707 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4708 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4709 * langhooks.c (add_builtin_funcction_common): Call
4710 targetm.mangle_decl_assembler_name.
4712 * config/nvptx/nvptx.c (write_fn_proto): Handle
4713 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4715 2016-05-13 Martin Liska <mliska@suse.cz>
4717 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4718 and PRIu64 in printf format.
4720 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4722 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4725 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4727 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4728 Change --param max-completely-peeled-times to
4729 --param max-completely-peel-times in dump file printing.
4731 2016-05-13 Richard Biener <rguenther@suse.de>
4733 PR tree-optimization/42587
4734 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4735 (find_bswap_or_nop_1): Likewise.
4736 (bswap_replace): Likewise.
4738 2016-05-13 Martin Liska <mliska@suse.cz>
4740 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4741 Initialize a variable with default value.
4743 2016-05-13 Martin Liska <mliska@suse.cz>
4745 * doc/invoke.texi: Enhance explanation of error recovery
4748 2016-05-13 Martin Liska <mliska@suse.cz>
4750 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4751 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4752 (iv_inv_expr_ent *).
4753 (struct iv_inv_expr_ent): Comment struct fields.
4754 (sort_iv_inv_expr_ent): New function.
4755 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4756 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4757 a hash_map between iv_inv_expr_ent and number of usages.
4758 (niter_for_exit): Fix coding style.
4759 (tree_ssa_iv_optimize_init): Use renamed variable.
4760 (determine_base_object): Fix coding style.
4761 (alloc_iv): Likewise.
4762 (find_interesting_uses_outside): Likewise.
4763 (add_candidate_1): Likewise.
4764 (add_standard_iv_candidates): Likewise.
4765 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4766 (prepare_decl_rtl): Fix coding style.
4767 (get_address_cost): Likewise.
4768 (get_shiftadd_cost): Likewise.
4769 (force_expr_to_var_cost): Likewise.
4770 (compare_aff_trees): Likewise.
4771 (get_expr_id): Restructure the function.
4772 (get_loop_invariant_expr_id): Renamed to
4773 get_loop_invariant_expr.
4774 (get_computation_cost_at): Replace usage of inv_expr_id with
4776 (get_computation_cost): Likewise.
4777 (determine_group_iv_cost_generic): Likewise.
4778 (determine_group_iv_cost_address): Likewise.
4779 (iv_period): Fix coding style.
4780 (iv_elimination_compare_lt): Likewise.
4781 (may_eliminate_iv): Likewise.
4782 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4784 (determine_group_iv_costs): Dump invariant expressions.
4785 (iv_ca_recount_cost): Use the newly added hash_map.
4786 (iv_ca_set_remove_invariants): Fix coding style.
4787 (iv_ca_set_add_invariants): Fix coding style.
4788 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4790 (iv_ca_set_cp): Likewise.
4791 (iv_ca_new): Initialize the newly added hash_map and remove
4792 initialization of fields.
4793 (iv_ca_free): Delete the hash_map.
4794 (iv_ca_dump): Dump invariant expressions.
4795 (iv_ca_extend): Fix coding style.
4796 (try_add_cand_for): Likewise.
4797 (create_new_ivs): Dump information about # of avg iterations and
4798 # of used invariant expressions.
4799 (rewrite_use_compare): Fix coding style.
4800 (free_loop_data): Set default value for max_inv_expr_id.
4802 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4804 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4805 returned value cse_cfg_altered computation.
4806 (rest_of_handle_cse2): Likewise.
4807 (rest_of_handle_cse_after_global_opts): Likewise.
4809 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4812 * config/arm/arm.c (arm32_output_mi_thunk): New.
4813 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4814 to split Thumb1 vs TARGET_32BIT functionality.
4815 (arm_thumb1_mi_thunk): New.
4817 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4819 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4822 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4825 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4827 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4829 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4830 (expand_builtin_trap): Emit a regular call.
4831 (set_builtin_user_assembler_name): Remove obsolete cases.
4832 * dse.c (scan_insn): Adjust.
4833 * except.c: Include calls.h.
4834 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4835 emit a regular call to setjmp.
4836 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4837 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4838 (emit_block_move_via_libcall): Delete.
4839 (block_move_fn): Delete.
4840 (init_block_move_fn): Likewise.
4841 (emit_block_move_libcall_fn): Likewise.
4842 (emit_block_op_via_libcall): New function.
4843 (set_storage_via_libcall): Tidy up and use memset builtin.
4844 (block_clear_fn): Delete.
4845 (init_block_clear_fn): Likewise.
4846 (clear_storage_libcall_fn): Likewise.
4847 (expand_assignment): Call emit_block_move_via_libcall.
4848 Do not include gt-expr.h.
4849 * expr.h (emit_block_op_via_libcall): Declare.
4850 (emit_block_copy_via_libcall): New inline function.
4851 (emit_block_move_via_libcall): Likewise.
4852 (emit_block_comp_via_libcall): Likewise.
4853 (block_clear_fn): Delete.
4854 (init_block_move_fn): Likewise.
4855 (init_block_clear_fn): Likewise.
4856 (emit_block_move_via_libcall): Likewise.
4857 (set_storage_via_libcall): Add default parameter value.
4858 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4859 (abort_libfunc): Delete.
4860 (memcpy_libfunc): Likewise.
4861 (memmove_libfunc): Likewise.
4862 (memcmp_libfunc): Likewise.
4863 (memset_libfunc): Likewise.
4864 (setbits_libfunc): Likewise.
4865 (setjmp_libfunc): Likewise.
4866 (longjmp_libfunc): Likewise.
4867 (profile_function_entry_libfunc): Likewise.
4868 (profile_function_exit_libfunc): Likewise.
4869 (gcov_flush_libfunc): Likewise.
4870 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4871 and DECL_VISIBILITY on the declaration.
4872 (init_optabs): Do not initialize obsolete libfuncs.
4873 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4874 * tree-core.h (ECF_RET1): Define.
4875 (ECF_TM_PURE): Adjust.
4876 (ECF_TM_BUILTIN): Likewise.
4877 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4878 (build_common_builtin_nodes): Initialize abort builtin.
4879 Add ECF_RET1 on memcpy, memmove and memset builtins.
4880 Pass final flags for alloca and alloca_with_align builtins.
4881 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4883 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4884 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4885 set_storage_via_libcall and call emit_block_copy_via_libcall.
4887 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4889 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4890 DImode before it is passed to ix86_output_call_operand.
4891 (*call_value_got_x32): Ditto for operand 1.
4893 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4895 PR rtl-optimization/70904
4896 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4897 reload for wide mode.
4899 2016-05-12 Marek Polacek <polacek@redhat.com>
4902 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4903 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4904 * langhooks.h (incomplete_type_error): Likewise.
4905 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4906 parameter, pass it down to incomplete_type_error.
4907 * tree.h (size_in_bytes): New inline overload.
4908 (size_in_bytes_loc): Renamed from size_in_bytes.
4910 2016-05-12 Richard Biener <rguenther@suse.de>
4912 PR tree-optimization/71059
4913 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4914 nary before looking up or entering the expression into the VN
4916 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4917 Make sure to re-use NARYs without result as inserted by
4920 2016-05-12 Richard Biener <rguenther@suse.de>
4922 PR tree-optimization/71062
4923 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4925 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4926 vars_contains_restrict if the var is a restrict tag.
4927 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4928 do not disambiguate pointers against it.
4929 (dump_points_to_solution): Re-structure and adjust for new
4930 vars_contains_restrict flag.
4931 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4933 2016-05-12 Martin Liska <mliska@suse.cz>
4935 * doc/invoke.texi: Explain connection between
4936 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4938 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4940 PR tree-optimization/71006
4941 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4942 consider COND_EXPR as a mask producer.
4944 2016-05-12 Marek Polacek <polacek@redhat.com>
4947 * opts.c (common_handle_option): Detect missing argument for --help^.
4949 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4952 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4953 when popping the PC and within an interrupt handler routine.
4954 Add missing tab to output of "ldmfd".
4955 (output_return_instruction): Output LDMFD with SP update rather
4956 than POP when returning from interrupt handler.
4958 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4960 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4961 TARGET_64BIT && TARGET_AVX512DQ.
4962 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4963 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4964 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4965 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4966 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4967 (*vec_extractv4si_zext): Add avx512dq alternative.
4968 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4969 use v instead of x constraint in other alternatives where possible.
4971 * config/i386/sse.md (sse2_loadld): Use v instead of x
4972 constraint in alternatives 0,1,4.
4974 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4975 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4976 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4979 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4980 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4981 is not emitted unless TARGET_AVX512BW.
4982 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4983 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4984 for the result operand.
4986 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4987 constraint instead of x in avx alternatives. Use maybe_evex instead
4990 * config/i386/constraints.md (Yv): New constraint.
4991 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4992 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4993 * config/i386/i386.md (avx512fvecmode): New mode attr.
4994 (*pushtf): Use v constraint instead of x.
4995 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4996 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4997 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4998 (*absnegtf2_sse): Likewise.
4999 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5000 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5001 avx512f alternatives.
5002 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5004 2016-05-12 Richard Biener <rguenther@suse.de>
5006 PR tree-optimization/71060
5007 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5008 require exact match of DR_BASE_OBJECT but only matching address and
5011 2016-05-12 Richard Biener <rguenther@suse.de>
5013 PR tree-optimization/70986
5014 * cfganal.c: Include cfgloop.h.
5015 (dfs_find_deadend): Prefer to take edges exiting loops.
5017 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5019 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5020 compile and run time.
5022 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5025 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5027 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5029 * config/i386/i386.c (legitimize_pic_address): Use
5030 copy_to_suggested_reg instead of gen_movsi.
5032 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5034 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5035 the code into quad_address_p and call it to share code with
5036 vsx_quad_dform_memory_operand.
5037 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5039 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5040 bit instead of being a separate word. Split -mpower9-dform into
5041 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5042 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5043 for the register class supporting 128-bit quad word memory offsets.
5044 (mode_supports_vsx_dform_quad): Helper function to return if the
5045 register class uses quad word memory offsets.
5046 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5047 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5048 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5049 instructions are enabled, set up the appropriate addr_masks for
5051 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5052 -mpower9-dform-scalar, instead of -mpower9-dform.
5053 (rs6000_option_override_internal): Split -mpower9-dform into two
5054 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5055 -mpower9-dform switch sets or clears both. If we are not using
5056 the LRA register allocator, do not enable -mpower9-dform-vector by
5057 default. If we are using LRA, enable -mpower9-dform-vector and
5058 -mvsx-timode if it is appropriate. Issue a warning if either
5059 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5061 (quad_address_offset_p): New helper function to return if the
5062 offset is legal for quad word memory instructions.
5063 (quad_address_p): New function to determin if GPR or vector
5064 register quad word memory addresses are legal.
5065 (mem_operand_gpr): Validate quad word address offsets.
5066 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5067 d-form (register + offset) instructions.
5068 (offsettable_ok_by_alignment): Likewise.
5069 (rs6000_legitimate_offset_address_p): Likewise.
5070 (legitimate_lo_sum_address_p): Likewise.
5071 (rs6000_legitimize_address): Likewise.
5072 (rs6000_legitimize_reload_address): Add more debug statements for
5074 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5075 d-form instructions.
5076 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5077 d-form instructions. Distinguish different cases in debug
5078 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5079 d-form instructions.
5080 (rs6000_preferred_reload_class): Likewise.
5081 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5082 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5083 of the ISA 2.06 indexed memory instructions.
5084 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5085 use them to save/restore the saved vector registers instead of
5086 using Altivec instructions.
5087 (rs6000_emit_epilogue): Likewise.
5088 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5089 (rs6000_opt_masks): Split -mpower9-dform into
5090 -mpower9-dform-scalar and -mpower9-dform-vector.
5091 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5093 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5094 ISA 3.0 vector indexed memory instructions, and fold the code into
5095 the normal mov<mode> patterns.
5096 (p9_vecstore_<mode>): Likewise.
5097 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5099 (vsx_movti_64bit): Likewise.
5100 (vsx_movti_32bit): Likewise.
5101 * config/rs6000/constraints.md (wO constraint): New constraint for
5102 ISA 3.0 vector d-form support.
5103 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5104 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5105 include -mpower9-dform-vector until we switch over to LRA.
5106 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5107 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5108 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5109 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5110 for -mpower9-dform and -mlra.
5111 * doc/md.texi (wO constraint): Document wO constraint.
5113 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5115 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5116 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5117 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5118 Move handling of non-insn arguments inline into the sole user:
5119 (output_trans_func): ...here.
5120 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5121 in emitted function prototype.
5122 (output_internal_insn_latency_func): Ditto. Simplify.
5123 (output_internal_maximal_insn_latency_func): Ditto. Delete
5124 always-unused argument.
5125 (output_insn_latency_func): Ditto.
5126 (output_maximal_insn_latency_func): Ditto.
5128 2016-05-11 Richard Biener <rguenther@suse.de>
5130 PR tree-optimization/71055
5131 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5132 sth with precision not equal to access size verify we don't chop
5135 2016-05-11 Richard Biener <rguenther@suse.de>
5138 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5139 (dwarf2out_finish): Move retry_incomplete_types call ...
5140 (dwarf2out_early_finish): ... here.
5142 2016-05-11 Richard Biener <rguenther@suse.de>
5145 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5146 if the langhook insists on it.
5147 * fold-const.c (make_bit_field_ref): Add arg for the original
5148 reference and preserve its alias-set.
5149 (decode_field_reference): Take exp by reference and adjust it
5150 to the original memory reference.
5151 (optimize_bit_field_compare): Adjust callers.
5152 (fold_truth_andor_1): Likewise.
5153 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5155 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5158 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5159 * cfgrtl.c (delete_insn_and_edges): Likewise.
5160 * config/i386/i386.c (convert_scalars_to_vector): Remove
5162 * cse.c (cse_insn): Compute cse_cfg_altered.
5163 (delete_trivially_dead_insns): Likewise.
5164 (cse_cc_succs): Likewise.
5165 (rest_of_handle_cse): Free dominance info if required.
5166 (rest_of_handle_cse2): Likewise.
5167 (rest_of_handle_cse_after_global_opts): Likewise.
5169 2016-05-11 Alan Modra <amodra@gmail.com>
5171 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5172 abi_v4_pass_in_fpr): New functions.
5173 (rs6000_function_arg_boundary): Exclude complex IBM long double
5174 from 64-bit alignment when ABI_V4.
5175 (rs6000_function_arg, rs6000_function_arg_advance_1,
5176 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5178 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5180 PR rtl-optimization/71028
5181 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5182 jump with just a return in the fallthrough block if the branch
5183 block contains just a return as well.
5185 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5187 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5188 * match.pd ((X & Y) ^ Y): ... this.
5189 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5190 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5192 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5194 * read-md.c (require_char_ws): New function.
5195 (read_string): Simplify using require_char_ws.
5196 (handle_constants): Likewise.
5197 (handle_enum): Likewise.
5198 (handle_file): Likewise.
5199 * read-md.h (require_char_ws): New declaration.
5200 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5201 (read_mapping): Likewise.
5202 (read_rtx_code): Likewise.
5203 (read_nested_rtx): Likewise.
5205 2016-05-10 James Norris <jnorris@codesourcery.com>
5207 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5208 if offloading is enabled and -fopenacc or -fopenmp is specified.
5209 (CRTOFFLOADEND): Likewise.
5210 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5211 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5213 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5215 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5216 gotoff_operand code paths. Use copy_to_suggested_regs and
5217 expand_simple_binop where appropriate. Cleanup.
5219 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5222 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5224 (dimode_scalar_chain::vector_const_cost): New.
5225 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5226 (dimode_scalar_chain::convert_op): Likewise.
5227 (dimode_scalar_chain::convert_insn): Likewise.
5229 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5231 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5232 unary operation, not a binary one.
5234 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5237 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5238 calls with type casted fndecl.
5240 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5242 PR tree-optimization/70786
5243 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5244 * calls.c (initialize_argument_information): Bind bounds
5245 with corresponding args passed by reference.
5247 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5250 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5251 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5252 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5255 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5258 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5259 code for a zero scale factor.
5260 (vsx_xvcvdpuxds_scale): Likewise.
5262 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5264 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5265 if show_ruler_p was set on the context.
5266 (layout::show_ruler): New method.
5267 * diagnostic.h (struct diagnostic_context): Add field
5270 2016-05-10 Richard Biener <rguenther@suse.de>
5272 PR tree-optimization/71039
5273 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5274 (chk_uses): New function.
5275 (propagate_with_phi): Verify we can safely replicate the lhs of an
5276 aggregate assignment on all incoming edges.
5278 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5280 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5282 (rx_atomic_sequence): New class.
5283 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5284 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5286 (rx_atomic_sequence::rx_atomic_sequence,
5287 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5288 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5289 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5290 CTRLREG_INTB): New constants.
5291 (FETCHOP): New code iterator.
5292 (fethcop_name, fetchop_name2): New iterator code attributes.
5293 (QIHI): New mode iterator.
5294 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5295 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5296 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5298 2016-05-10 Martin Liska <mliska@suse.cz>
5300 * tree-inline.c (remap_dependence_clique): Do not remap
5301 debugging statements.
5303 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5305 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5306 ("*fixuns_truncdfdi2_z13")
5307 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5308 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5309 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5311 2016-05-10 Richard Biener <rguenther@suse.de>
5313 PR tree-optimization/70497
5314 PR tree-optimization/28367
5315 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5317 (visit_reference_op_load): ... here.
5318 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5319 with simplified BIT_FIELD_REFs.
5320 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5321 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5324 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5326 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5327 documentation comment. For BLOCK nodes, add a
5328 DW_AT_abstract_origin attribute that points to the DIE generated
5329 for the origin BLOCK.
5330 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5331 blocks from inlined functions.
5333 2016-05-10 Alan Modra <amodra@gmail.com>
5336 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5337 regrename modifying insns saving lr before __morestack call.
5338 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5339 insns restoring lr after __morestack call.
5341 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5343 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5344 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5346 * config/i386/sse.md (vec_interleave_high<mode>,
5347 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5348 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5350 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5352 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5353 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5354 parallel reassociation for power8 and forward.
5356 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5358 * config/i386/i386.md (absneg splitters with general regs): Use
5359 general_reg_operand predicate.
5360 (btsq peephole2): Use x86_64_immediate_operand to check if new
5361 value is suitable for immediate operand. Generate emitted insn
5362 using RTL expressions.
5363 (btcq peephole2): Ditto.
5364 (btrq peephole2): Ditto. Generate correct immediate operand
5367 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5369 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5372 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5374 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5375 pointer dereference.
5377 2016-05-09 Richard Biener <rguenther@suse.de>
5379 PR tree-optimization/70985
5380 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5381 op0 isn't a gimple register.
5383 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5385 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5386 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5387 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5388 (i6400_fpu_mult): New cpu units.
5389 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5390 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5391 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5392 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5393 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5394 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5395 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5396 (i6400_msa_long_float4, i6400_msa_long_float5)
5397 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5398 (i6400_msa_fdiv_sf): New reservations.
5399 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5400 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5401 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5402 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5403 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5404 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5405 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5406 (msa_short_store4, msa_long_load, msa_short_store)
5407 (msa_long_logic, msa_long_float2, msa_long_float4)
5408 (msa_long_float5, msa_long_float8, msa_long_mult)
5409 (msa_long_fdiv, msa_long_div): New reservations.
5411 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5412 Sameera Deshpande <sameera.deshpande@imgtec.com>
5413 Matthew Fortune <matthew.fortune@imgtec.com>
5414 Graham Stott <graham.stott@imgtec.com>
5415 Chao-ying Fu <chao-ying.fu@imgtec.com>
5417 * config.gcc: Add MSA header file for mips*-*-* target.
5418 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5419 (Ubv8i, Urv8): New constraints.
5420 * config/mips/mips-ftypes.def: Add function types for MSA
5422 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5423 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5424 * config/mips/mips-msa.md: New file.
5425 * config/mips/mips-protos.h
5426 (mips_split_128bit_const_insns): New prototype.
5427 (mips_msa_idiv_insns): Likewise.
5428 (mips_split_128bit_move): Likewise.
5429 (mips_split_128bit_move_p): Likewise.
5430 (mips_split_msa_copy_d): Likewise.
5431 (mips_split_msa_insert_d): Likewise.
5432 (mips_split_msa_fill_d): Likewise.
5433 (mips_expand_msa_branch): Likewise.
5434 (mips_const_vector_same_val_p): Likewise.
5435 (mips_const_vector_same_bytes_p): Likewise.
5436 (mips_const_vector_same_int_p): Likewise.
5437 (mips_const_vector_shuffle_set_p): Likewise.
5438 (mips_const_vector_bitimm_set_p): Likewise.
5439 (mips_const_vector_bitimm_clr_p): Likewise.
5440 (mips_msa_vec_parallel_const_half): Likewise.
5441 (mips_msa_output_division): Likewise.
5442 (mips_ldst_scaled_shift): Likewise.
5443 (mips_expand_vec_cond_expr): Likewise.
5444 * config/mips/mips.c (enum mips_builtin_type): Add
5445 MIPS_BUILTIN_MSA_TEST_BRANCH.
5446 (mips_gen_const_int_vector_shuffle): New prototype.
5447 (mips_const_vector_bitimm_set_p): New function.
5448 (mips_const_vector_bitimm_clr_p): Likewise.
5449 (mips_const_vector_same_val_p): Likewise.
5450 (mips_const_vector_same_bytes_p): Likewise.
5451 (mips_const_vector_same_int_p): Likewise.
5452 (mips_const_vector_shuffle_set_p): Likewise.
5453 (mips_symbol_insns): Forbid loading symbols via immediate for
5455 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5457 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5459 (mips_lx_address_p): Add support load indexed address for MSA.
5460 (mips_address_insns): Add calculation of instructions needed for
5461 stores and loads for MSA.
5462 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5463 CONST_VECTOR for MSA and let it fall through.
5464 (mips_ldst_scaled_shift): New function.
5465 (mips_subword_at_byte): Likewise.
5466 (mips_msa_idiv_insns): Likewise.
5467 (mips_legitimize_move): Validate MSA moves.
5468 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5469 calculation of costs for MSA division.
5470 (mips_split_move_p): Check if MSA moves need splitting.
5471 (mips_split_move): Split MSA moves if necessary.
5472 (mips_split_128bit_move_p): New function.
5473 (mips_split_128bit_move): Likewise.
5474 (mips_split_msa_copy_d): Likewise.
5475 (mips_split_msa_insert_d): Likewise.
5476 (mips_split_msa_fill_d): Likewise.
5477 (mips_output_move): Handle MSA moves.
5478 (mips_expand_msa_branch): New function.
5479 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5480 Reinstate 'y' modifier.
5481 (mips_file_start): Add MSA .gnu_attribute.
5482 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5484 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5485 (mips_class_max_nregs): Add register size for MSA supported mode.
5486 (mips_cannot_change_mode_class): Allow conversion between MSA
5487 vector modes and TImode.
5488 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5490 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5491 (mips_preferred_simd_mode): Add preffered modes for MSA.
5492 (mips_vector_mode_supported_p): Add MSA supported modes.
5493 (mips_autovectorize_vector_sizes): New function.
5494 (mips_msa_output_division): Likewise.
5495 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5496 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5497 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5498 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5499 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5500 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5501 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5502 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5503 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5504 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5505 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5506 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5507 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5508 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5509 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5510 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5511 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5512 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5513 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5514 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5515 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5516 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5517 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5518 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5519 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5520 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5521 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5522 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5523 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5524 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5525 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5526 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5527 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5528 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5529 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5530 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5531 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5532 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5533 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5534 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5535 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5536 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5537 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5538 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5539 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5540 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5541 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5542 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5543 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5544 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5545 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5546 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5547 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5548 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5549 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5550 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5551 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5552 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5553 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5554 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5555 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5556 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5557 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5558 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5559 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5560 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5561 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5562 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5563 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5564 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5565 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5566 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5567 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5568 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5569 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5570 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5571 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5572 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5573 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5574 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5575 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5576 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5577 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5578 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5579 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5580 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5581 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5582 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5583 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5584 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5585 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5586 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5587 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5588 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5589 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5590 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5591 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5592 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5593 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5594 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5595 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5596 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5597 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5598 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5599 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5600 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5601 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5602 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5603 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5604 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5605 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5606 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5607 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5608 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5609 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5610 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5611 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5612 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5613 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5614 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5615 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5616 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5617 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5618 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5619 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5620 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5621 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5622 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5623 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5624 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5625 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5626 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5627 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5628 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5629 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5630 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5631 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5632 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5633 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5634 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5635 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5636 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5637 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5638 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5639 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5640 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5641 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5642 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5643 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5644 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5645 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5647 (mips_get_builtin_decl_index): New array.
5648 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5649 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5650 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5651 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5652 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5654 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5656 (mips_expand_builtin_insn): Prepare operands for
5657 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5658 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5659 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5660 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5661 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5662 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5663 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5664 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5665 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5666 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5667 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5668 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5669 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5670 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5671 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5672 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5673 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5674 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5675 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5676 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5677 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5678 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5679 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5680 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5681 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5682 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5683 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5684 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5685 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5686 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5687 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5688 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5689 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5690 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5691 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5692 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5693 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5694 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5695 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5696 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5697 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5698 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5699 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5700 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5701 These are set implicitly and an error is reported if overridden.
5702 (mips_expand_builtin_msa_test_branch): New function.
5703 (mips_expand_msa_shuffle): Likewise.
5704 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5705 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5706 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5707 (mips_expand_vec_unpack): Add support for MSA.
5708 (mips_expand_vector_init): Likewise.
5709 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5710 instead of const0_rtx.
5711 (mips_msa_vec_parallel_const_half): New function.
5712 (mips_gen_const_int_vector): Likewise.
5713 (mips_gen_const_int_vector_shuffle): Likewise.
5714 (mips_expand_msa_cmp): Likewise.
5715 (mips_expand_vec_cond_expr): Likewise.
5716 * config/mips/mips.h
5717 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5718 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5720 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5721 (ISA_HAS_MSA): New macro.
5722 (UNITS_PER_MSA_REG): Likewise.
5723 (BITS_PER_MSA_REG): Likewise.
5724 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5725 (MSA_REG_FIRST): New macro.
5726 (MSA_REG_LAST): Likewise.
5727 (MSA_REG_NUM): Likewise.
5728 (MSA_REG_P): Likewise.
5729 (MSA_REG_RTX_P): Likewise.
5730 (MSA_SUPPORTED_MODE_P): Likewise.
5731 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5732 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5733 * config/mips/mips.md: Include mips-msa.md.
5734 (alu_type): Add simd_add.
5735 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5736 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5737 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5738 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5739 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5740 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5741 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5742 simd_move, simd_load, simd_store. Choose "multi" for moves
5744 (qword_mode): New attribute.
5745 (insn_count): Add instruction count for quad moves.
5746 Increase the count for MIPS SIMD division.
5747 (UNITMODE): Add UNITMODEs for vector types.
5748 (addsub): New code iterator.
5749 * config/mips/mips.opt (mmsa): New option.
5750 * config/mips/msa.h: New file.
5751 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5753 * config/mips/mti-linux.h: Likewise.
5754 * config/mips/predicates.md
5755 (const_msa_branch_operand): New constraint.
5756 (const_uimm3_operand): Likewise.
5757 (const_uimm4_operand): Likewise.
5758 (const_uimm5_operand): Likewise.
5759 (const_uimm8_operand): Likewise.
5760 (const_imm5_operand): Likewise.
5761 (aq10b_operand): Likewise.
5762 (aq10h_operand): Likewise.
5763 (aq10w_operand): Likewise.
5764 (aq10d_operand): Likewise.
5765 (const_m1_operand): Likewise.
5766 (reg_or_m1_operand): Likewise.
5767 (const_exp_2_operand): Likewise.
5768 (const_exp_4_operand): Likewise.
5769 (const_exp_8_operand): Likewise.
5770 (const_exp_16_operand): Likewise.
5771 (const_vector_same_val_operand): Likewise.
5772 (const_vector_same_simm5_operand): Likewise.
5773 (const_vector_same_uimm5_operand): Likewise.
5774 (const_vector_same_uimm6_operand): Likewise.
5775 (const_vector_same_uimm8_operand): Likewise.
5776 (par_const_vector_shf_set_operand): Likewise.
5777 (reg_or_vector_same_val_operand): Likewise.
5778 (reg_or_vector_same_simm5_operand): Likewise.
5779 (reg_or_vector_same_uimm6_operand): Likewise.
5780 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5782 * doc/invoke.texi (-mmsa): Document new option.
5784 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5786 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5787 * configure: Regenerate.
5788 * config.in: Regenerate.
5789 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5791 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5792 (ENDFILE_VTV_SPEC): Define.
5794 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5796 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5797 registers in all interrupt handlers if necessary.
5798 (rl78_option_override): Add warning.
5799 (MUST_SAVE_MDUC_REGISTERS): New macro.
5800 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5801 * config/rl78/rl78.c (check_mduc_usage): New function.
5802 (mduc_regs): New structure to hold MDUC register data.
5803 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5804 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5805 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5806 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5807 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5808 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5810 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5812 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5813 (tree-ssa-loop-niter.h): Ditto.
5814 (idx_within_array_bound, ref_within_array_bound): New functions.
5815 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5816 Factor out check on writable base object to ...
5817 (base_object_writable): ... here.
5819 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5821 * config/arm/arm.md (probe_stack): Add modes to set source
5824 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5826 * regrename.c (base_reg_class_for_rename): New static function.
5827 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5829 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5831 * cgraph.c (thunk_adjust): Export.
5832 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5833 * cgraphunit.c (thunk_adjust): Export.
5834 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5836 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5838 * tree-inline.c (expand_call_inline): Expand thunks inline.
5840 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5843 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5844 (*sse2_vd_cvtss2sd): Ditto.
5845 * config/i386/i386.md
5846 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5847 Generate *sse2_vd_cvtsd2ss pattern.
5848 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5849 Generate *sse2_vd_cvtss2sd pattern.
5851 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5853 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5854 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5857 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5859 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5860 * config/sh/sh.c: Define and declare variables on first use throughout
5862 (current_function_interrupt): Change to bool type.
5863 (frame_insn): Rename to emit_frame_insn and update users.
5864 (push_regs): Use bool for 'interrupt_handler' argument.
5865 (save_schedule_s): Remove.
5866 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5867 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5868 targetm.asm_out.unaligned_op.di.
5869 (gen_far_branch): Remove redundant forward declaration.
5870 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5871 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5872 (sh_set_return_address, sh_function_ok_for_sibcall,
5873 scavenge_reg): Update comments.
5874 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5875 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5876 (sh_attr_renesas_p): Remove unnecessary parentheses.
5877 (branch_dest): Simplify.
5878 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5879 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5880 (CUMULATIVE_ARGS): Change macro to typedef.
5881 (current_function_interrupt): Change to bool type.
5882 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5883 Surround with __cplusplus ifdef.
5884 (sh_compare_op0, sh_compare_op1): Remove.
5885 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5887 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5889 * config/arm/arm.md: (arch): Add neon.
5890 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5891 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5892 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5893 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5894 attributes for alt renumbering. Mark alt 3 as non-predicable.
5895 (thumb2_movdf_vfp): Likewise.
5897 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5899 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5900 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5901 (*andqi_1): Add preferred_for_speed attribute to disparage
5902 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5903 (*<code>qi_1): Ditto.
5904 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5905 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5906 (*ashlqi3_1): Ditto.
5907 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5908 Add preferred_for_size attribute to disparage alternative 0 and
5909 preferred_for_speed attribute to disparage alternative 1 for
5910 TARGET_PARTIAL_REG_STALL targets.
5912 2016-05-07 Tom de Vries <tom@codesourcery.com>
5914 PR tree-optimization/70956
5915 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5918 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5920 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5921 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5922 * config/sh/sh.md (branch_zero): Remove define_attr.
5923 (define_delay): Disable delay slot if branch distance is one insn.
5925 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5927 * config/i386/i386.md (LEAMODE): New mode attribute.
5928 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5929 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5930 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5931 operand 2 predicate.
5932 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5933 (*lea<mode>_general_3): Ditto.
5934 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5936 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5938 * genmddump.c (main): Convert argv from char ** to const char **.
5940 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5942 * coretypes.h (OVERRIDE): New macro.
5945 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5947 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5948 allow coalescing if the types are compatible.
5950 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5952 * pass_manager.h (pass_manager::register_pass_name): New method.
5953 (pass_manager::get_pass_by_name): New method.
5954 (pass_manager::create_pass_tab): New method.
5955 (pass_manager::m_name_to_pass_map): New field.
5956 * passes.c (name_to_pass_map): Delete global in favor of field
5957 "m_name_to_pass_map" of pass_manager.
5958 (register_pass_name): Rename from a function to...
5959 (pass_manager::register_pass_name): ...this method, updating
5960 for renaming of global "name_to_pass_map" to field
5961 "m_name_to_pass_map".
5962 (create_pass_tab): Rename from a function to...
5963 (pass_manager::create_pass_tab): ...this method, updating
5964 for renaming of global "name_to_pass_map" to field.
5965 (get_pass_by_name): Rename from a function to...
5966 (pass_manager::get_pass_by_name): ...this method.
5967 (enable_disable_pass): Convert use of get_pass_by_name to
5968 a method call, locating the pass_manager singleton.
5970 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5972 * genattr-common.c (main): Convert argv from char ** to const char **.
5973 * genattr.c (main): Likewise.
5974 * genattrtab.c (main): Likewise.
5975 * genautomata.c (initiate_automaton_gen): Likewise.
5977 * gencodes.c (main): Likewise.
5978 * genconditions.c (main): Likewise.
5979 * genconfig.c (main): Likewise.
5980 * genconstants.c (main): Likewise.
5981 * genemit.c (main): Likewise.
5982 * genenums.c (main): Likewise.
5983 * genextract.c (main): Likewise.
5984 * genflags.c (main): Likewise.
5985 * genmddeps.c (main): Likewise.
5986 * genopinit.c (main): Likewise.
5987 * genoutput.c (main): Likewise.
5988 * genpeep.c (main): Likewise.
5989 * genpreds.c (main): Likewise.
5990 * genrecog.c (main): Likewise.
5991 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5992 (init_rtx_reader_args): Likewise.
5993 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5994 (init_rtx_reader_args): Likewise.
5995 * gentarget-def.c (main): Likewise.
5996 * read-md.c (read_md_files): Likewise.
5997 * read-md.h (read_md_files): Likewise.
5999 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6001 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6002 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6003 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6004 Remove unused predicate.
6005 (register_and_not_fp_reg_operand): Ditto.
6007 2016-05-06 Martin Liska <mliska@suse.cz>
6009 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6010 instead of vec as the vector is local to the function.
6012 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6014 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6015 avx512bw alternative.
6017 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6018 before the ashr<mode>3 pattern.
6020 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6021 v instead of x in vex or maybe_vex alternatives, use
6022 maybe_evex instead of vex in prefix.
6024 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6025 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6026 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6027 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6030 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6031 v instead of x in vex or maybe_vex alternatives, use
6032 maybe_evex instead of vex in prefix.
6034 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6035 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6036 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6037 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6038 alternatives, use maybe_evex instead of vex in prefix.
6040 * config/i386/sse.md (vec_interleave_lowv4sf,
6041 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6042 v instead of x in vex or maybe_vex alternatives, use
6043 maybe_evex instead of vex in prefix.
6045 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6046 v instead of x in vex or maybe_vex alternatives, use
6047 maybe_evex instead of vex in prefix.
6049 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6050 v constraint instead of x.
6052 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6054 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6055 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6058 2016-05-06 Richard Biener <rguenther@suse.de>
6060 PR tree-optimization/70948
6061 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6062 Properly clobber all fields of va_list for __builtin_va_start.
6064 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6067 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6068 loop latch destination.
6070 2016-05-06 Martin Liska <mliska@suse.cz>
6072 * tree-ssa-uninit.c: Apply manual changes
6073 to the GNU coding style.
6074 (prune_uninit_phi_opnds): Rename from
6075 prune_uninit_phi_opnds_in_unrealizable_paths.
6077 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6079 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6080 mspace): Remove deprecated options.
6081 * doc/invoke.texi (SH options): Remove -mspace.
6083 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6085 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6087 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6089 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6090 corresponding combine split pattern.
6092 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6095 * config/sh/predicates.md (long_displacement_mem_operand): New.
6096 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6097 Add movi20, movi20s alternatives. Adjust length attribute for
6099 (movsi_ie): Allow for any FPU. Adjust length attribute for
6101 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6102 attribute for alternatives.
6103 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6104 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6105 length attribute for alternatives.
6107 2016-05-06 Richard Biener <rguenther@suse.de>
6109 PR tree-optimization/70960
6110 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6112 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6115 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6116 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6118 2016-05-06 Marek Polacek <polacek@redhat.com>
6121 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6123 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6126 * config/sh/sh.md (*rotcr): Add another variant.
6128 2016-05-06 Richard Biener <rguenther@suse.de>
6131 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6133 2016-05-06 Richard Biener <rguenther@suse.de>
6136 * fold-const.c (split_tree): Always convert to the original type
6139 2016-05-06 Richard Biener <rguenther@suse.de>
6141 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6142 (fwprop_addr): Likewise.
6144 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6147 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6149 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6150 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6151 the splitter condition.
6152 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6153 the splitter condition.
6154 (FP float_extend load splitter): Ditto.
6156 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6158 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6159 to REGNO in all peephole2 patterns.
6160 (post-reload splitters): Change true_regnum to REGNO in
6161 post-reload splitters.
6162 (zero_extend splitters): Use general_reg_operand and
6163 nonimmediate_gr_operand predicates.
6165 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6167 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6168 v constraint instead of x.
6170 2016-05-05 Alan Modra <amodra@gmail.com>
6173 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6174 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6175 TARGET_NO_FP_IN_TOC for -mrelocatable.
6176 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6177 TARGET_RELOCATABLE test.
6178 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6179 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6180 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6181 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6182 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6183 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6184 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6185 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6186 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6187 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6189 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6190 (rs6000_stack_info): Likewise.
6191 (rs6000_elf_asm_out_constructor): Likewise.
6192 (rs6000_elf_asm_out_destructor): Likewise.
6193 (rs6000_elf_declare_function_name): Likewise.
6194 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6195 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6198 2016-05-05 Alan Modra <amodra@gmail.com>
6200 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6202 2016-05-05 Alan Modra <amodra@gmail.com>
6204 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6205 out-of-line gpr restore for one or two regs if that would add
6208 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/i386.md
6212 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6213 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6214 as operand 0 predicate.
6215 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6217 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6218 Ditto. Emit the pattern using RTX.
6220 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6221 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6222 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6223 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6225 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6226 sse_reg_operand as operand 0 predicate.
6228 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6229 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6230 instead of gen_rtx_REG.
6231 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6234 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6236 * function.c (emit_use_return_register_into_block): Delete.
6237 (gen_return_pattern): Delete.
6238 (emit_return_into_block): Delete.
6239 (active_insn_between): Delete.
6240 (convert_jumps_to_returns): Delete.
6241 (emit_return_for_exit): Delete.
6242 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6243 simple_return for shrink-wrapped blocks.
6244 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6245 end of blocks that need one.
6246 (get_unconverted_simple_return): Delete.
6247 (convert_to_simple_return): Delete.
6248 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6249 (convert_to_simple_return): Ditto.
6251 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6253 * cfgcleanup.c (bb_is_just_return): New function.
6254 (try_optimize_cfg): Simplify jumps to return, branches to return,
6255 and branches around return.
6257 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6259 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6262 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6266 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6267 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6268 assert flags & OEP_HASH_CHECK, instead of asserting it
6269 never happens. Handle TARGET_EXPR.
6270 * fold-const.c (operand_equal_p): For hash verification,
6271 or in OEP_HASH_CHECK into flags.
6273 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6275 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6277 (compute_samebase_partition_bases): Fix typo.
6279 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6281 * config/i386/sse.md (vec_interleave_highv8sf,
6282 vec_interleave_lowv8sf, vec_interleave_highv4df,
6283 vec_interleave_lowv4df): Remove constraints from expanders.
6285 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6287 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6289 * tree-inline.c (expand_call_inline): Fix path dealing with
6290 making lhs of call statement undefined.
6292 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6294 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6295 Check availability on NODE, too.
6296 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6297 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6298 (varpool_node::call_for_symbol_and_aliase): Likewise.
6299 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6300 (propagate_pure_const): Propagate across interposable functions, too.
6301 (skip_function_for_local_pure_const): Do not skip interposable bodies
6303 (pass_local_pure_const::execute): Update.
6305 2016-05-04 Marek Polacek <polacek@redhat.com>
6307 * doc/invoke.texi: Document -Wdangling-else.
6309 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6311 * config.gcc: Error out when conflicting multilib is detected. Do not
6312 loop over multilibs since no combination is legal.
6314 2016-05-04 Alan Modra <amodra@gmail.com>
6316 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6317 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6318 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6321 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6323 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6324 Clean up p5600 comments.
6326 2016-05-04 Richard Biener <rguenther@suse.de>
6328 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6329 constructor simplifications.
6330 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6332 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6334 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6335 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6336 result.set_rtx is null instead of aborting.
6337 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6339 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6340 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6341 *mov<mode>_store_postinc): New patterns.
6343 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6345 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6346 as commutative. Check both conversions are NOP.
6347 ((A & B) OP (C & B)): Remove.
6349 2016-05-04 Alan Modra <amodra@gmail.com>
6351 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6353 2016-05-04 Alan Modra <amodra@gmail.com>
6356 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6357 when cr2,3,4 are all fixed regs.
6359 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6361 PR rtl-optimization/57193
6362 * opts.c (default_options_table): Revert OPT_frename_registers change.
6363 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6365 2016-05-03 Martin Sebor <msebor@redhat.com>
6368 * builtins.c (fold_builtin_FILE): New function.
6369 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6370 (fold_builtin_0): Call them.
6371 * gimplify.c (gimplify_call_expr): Remove the handling of
6372 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6375 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6376 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6380 * doc/extend.texi (Function Names as Strings): Update __func__,
6381 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6384 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6385 Richard Biener <rguenther@suse.de>
6387 PR tree-optimization/70916
6388 * tree-if-conv.c: Include cfganal.h.
6389 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6390 and remove_fake_exit_edges around the optimization pass.
6392 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6394 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6395 (cgraph_edge::make_direct): Likewise.
6396 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6397 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6398 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6399 (CIF_THUNK): New code.
6400 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6401 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6402 (compute_inline_parameters): Set inline_failed for thunks.
6403 (inline_analyze_function): Cleanup.
6404 * ipa-inline.c (can_inline_edge_p): Do not deal with
6405 call_stmt_cannot_inline_p.
6406 (can_early_inline_edge_p): Likewise.
6407 (early_inliner): Initialize inline_failed.
6408 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6410 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6412 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6413 from nonimm_ssenomem_operand.
6414 (nonimm_ssenomem_operand): New predicate.
6415 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6416 as operand 0 predicate.
6417 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6418 Disable unsupported alternatives using "enabled" attribute.
6419 Use register_ssemem_operand as operand 0 predicate.
6420 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6422 2016-05-03 Marek Polacek <polacek@redhat.com>
6425 * input.c (expansion_point_location): New function.
6426 * input.h (expansion_point_location): Declare.
6428 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6430 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6431 occurence with frame_offset_ ones.
6433 2016-05-03 Alan Modra <amodra@gmail.com>
6435 PR rtl-optimization/70890
6436 * ira.c (combine_and_move_insns): When moving def_insn, remove
6439 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6441 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6442 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6443 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6444 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6446 2016-05-03 Alan Modra <amodra@gmail.com>
6448 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6449 for SAVE_MULTIPLE/STORE_MULTIPLE.
6451 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6453 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6454 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6456 2016-05-03 Richard Biener <rguenther@suse.de>
6458 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6460 (gimplify_arg): Likewise.
6461 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6462 re-writing the result to a decl if required.
6463 (internal_get_tmp_var): Add allow_ssa parameter
6464 and override into_ssa with it.
6465 (get_formal_tmp_var): Adjust.
6466 (get_initialized_tmp_var): Add allow_ssa parameter.
6467 (gimplify_arg): Add allow_ssa parameter and avoid generating
6468 SSA names for the result false.
6469 (gimplify_call_expr): If the call may return twice do not
6470 gimplify parameters into SSA.
6471 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6472 (gimplify_modify_expr): Adjust assert. For noreturn calls
6473 with a SSA name LHS adjust its def.
6474 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6475 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6476 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6477 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6478 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6479 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6480 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6481 (optimize_target_teams): Do not allow SSA names for clause operands.
6482 (gimplify_expr): Likewise for where we mark the result addressable.
6483 * passes.def (pass_init_datastructures): Remove.
6484 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6485 (rewrite_stmt): Likewise.
6486 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6487 (replace_locals_op): Replace SSA names.
6488 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6489 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6490 * cgraph.c (release_function_body): Free CFG annotations only
6491 when we have a CFG. Simplify.
6492 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6493 force_gimple_operand instead of get_initialized_tmp_var.
6494 * tree-pass.h (make_pass_init_datastructures): Remove.
6495 * tree-ssa.c (execute_init_datastructures): Remove.
6496 (pass_data_init_datastructures): Likewise.
6497 (class pass_init_datastructures): Likewise.
6498 (make_pass_init_datastructures): Likewise.
6499 * omp-low.c (create_omp_child_function): Init SSA data structures.
6500 (grid_expand_target_grid_body): Likewise.
6501 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6502 name before adding it to names_to_release.
6503 (remove_bb): Always release SSA defs.
6504 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6505 before dereferencing it.
6506 * cgraphunit.c (init_lowered_empty_function): Always
6507 int SSA data structures.
6508 * tree-ssanames.c (release_defs): Remove assert that we are in
6510 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6512 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6513 Uros Bizjak <ubizjak@gmail.com>
6515 PR rtl-optimization/70467
6516 * config/i386/predicates.md (x86_64_hilo_int_operand,
6517 x86_64_hilo_general_operand): New predicates.
6518 * config/i386/constraints.md (Wd): New constraint.
6519 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6520 (general_hilo_operand): New mode attr.
6521 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6522 instead of <general_operand>.
6523 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6524 x86_64_hilo_general_operand instead of <general_operand>.
6526 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6528 PR tree-optimization/70916
6529 * tree-if-conv.c (constant_or_ssa_name): Removed.
6530 (fold_build_cond_expr): Use is_gimple_val instead of
6531 constant_or_ssa_name.
6533 PR tree-optimization/70916
6534 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6535 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6538 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6539 (optimize_atomic_bit_test_and): New function.
6540 (pass_fold_builtins::execute): Use it.
6541 * optabs.def (atomic_bit_test_and_set_optab,
6542 atomic_bit_test_and_complement_optab,
6543 atomic_bit_test_and_reset_optab): New optabs.
6544 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6545 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6546 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6547 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6548 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6549 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6550 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6551 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6552 atomic_bit_test_and_complement@var{mode},
6553 atomic_bit_test_and_reset@var{mode}): Document.
6554 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6555 atomic_bit_test_and_complement<mode>,
6556 atomic_bit_test_and_reset<mode>): New expanders.
6557 (atomic_bit_test_and_set<mode>_1,
6558 atomic_bit_test_and_complement<mode>_1,
6559 atomic_bit_test_and_reset<mode>_1): New insns.
6561 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6563 PR rtl-optimization/70687
6564 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6565 instead of unsigned HOST_WIDE_INT.
6567 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6569 PR rtl-optimization/44281
6570 * hard-reg-set.h (struct target_hard_regs): New field
6571 x_fixed_nonglobal_reg_set.
6572 (fixed_nonglobal_reg_set): New macro.
6573 * reginfo.c (init_reg_sets_1): Initialize it.
6574 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6576 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6578 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6580 PR tree-optimization/56541
6581 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6582 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6583 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6584 (any_complicated_phi): new static variable.
6585 (aggressive_if_conv): delete.
6586 (if_convertible_phi_p): support phis with more than two arguments.
6587 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6588 critical pred edges.
6589 (ifcvt_split_critical_edges): support phis with more than two
6590 arguments by checking new parameter. only split critical edges
6592 (tree_if_conversion): handle simd pragma marked loop using new
6593 local variable aggressive_if_conv. check any_complicated_phi.
6595 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6597 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6600 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6602 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6605 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6607 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6608 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6609 define_insn_and_split.
6610 (mulsi3_i): New define_insn_and_split.
6611 (mulsi3_call): Convert to define_insn.
6612 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6615 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6617 * machmode.h (mode_complex): Add support to give the complex mode
6619 (GET_MODE_COMPLEX_MODE): Likewise.
6620 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6621 stored by build_complex_type and gfc_build_complex_type instead of
6622 trying to figure out the appropriate mode based on the size. Raise
6623 an assertion error, if the type was not set.
6624 * genmodes.c (struct mode_data): Add field for the complex type of
6626 (blank_mode): Likewise.
6627 (make_complex_modes): Remember the complex mode created in the
6629 (emit_mode_complex): Write out the mode_complex array to map a
6630 type mode to the complex version.
6631 (emit_insn_modes_c): Likewise.
6632 * tree.c (build_complex_type): Set the complex type to use before
6633 calling layout_type.
6634 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6635 support for __float128 complex datatypes.
6636 (rs6000_hard_regno_mode_ok): Likewise.
6637 (rs6000_setup_reg_addr_masks): Likewise.
6638 (rs6000_complex_function_value): Likewise.
6639 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6640 __float128 and __ibm128 complex.
6641 (FLOAT128_IBM_P): Likewise.
6642 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6643 * doc/extend.texi (Additional Floating Types): Document that
6644 -mfloat128 must be used to enable __float128. Document complex
6645 __float128 and __ibm128 support.
6647 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6650 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6651 char/short arguments promoted to int because of promote_prototypes.
6653 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6655 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6656 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6657 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6658 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6659 alternatives using "enabled" attribute. Use register_ssemem_operand
6660 as operand 1 predicate.
6661 (*cmpi<unord>xf_i387): Split XFmode pattern from
6662 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6663 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6664 *absneg<mode>2_i387. Disable unsupported alternatives using
6665 "enabled" attribute.
6666 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6668 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6670 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6672 (oacc_loop_process): Check mask for loop termination.
6674 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6676 * cif-code.def (CIF_THUNK): Add.
6677 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6680 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6682 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6683 (dump_inline_summary): Dump it.
6684 (fp_expression_p): New predicate.
6685 (estimate_function_body_sizes): Use it.
6686 (inline_merge_summary): Merge fp_expressions.
6687 (inline_read_section): Read fp_expressions.
6688 (inline_write_summary): Write fp_expressions.
6689 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6690 codegen boundary if either caller or callee is !fp_expressions.
6691 * ipa-inline.h (inline_summary): Add fp_expressions.
6692 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6693 to fp_expressions be sure the fp generation flags are updated.
6695 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6697 PR rtl-optimization/70467
6698 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6700 PR rtl-optimization/70467
6701 * ipa-pure-const.c (check_call): Handle internal calls even in
6702 ipa mode like in local mode.
6704 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6706 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6708 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6710 * match.pd (X u< X, X u> X): New transformations.
6712 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6714 * flag-types.h (enum warn_strict_overflow_code): Move ...
6715 * coretypes.h: ... here.
6716 * fold-const.h (fold_overflow_warning): Declare.
6717 * fold-const.c (fold_overflow_warning): Make non-static.
6718 (fold_comparison): Move the transformation of X +- C1 CMP C2
6719 into X CMP C2 -+ C1 ...
6720 * match.pd: ... here.
6721 * gimple-fold.c (fold_stmt_1): Protect with
6722 fold_defer_overflow_warnings.
6724 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6726 * omp-low.c (struct oacc_loop): Add 'inner' field.
6727 (new_oacc_loop_raw): Initialize it to zero.
6728 (oacc_loop_fixed_partitions): Initialize it.
6729 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6730 available partitioning.
6732 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6734 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6736 (umulsidi3): Likewise.
6737 (indirect_jump): Fix jump instruction assembly patterns.
6739 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6742 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6743 (nvptx_function_value): Assert non-NULL cfun.
6745 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6747 PR rtl-optimization/70886
6748 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6750 * cselib.h (rtx_equal_for_cselib_1): Declare.
6751 (rtx_equal_for_cselib_p: New inline function.
6752 * cselib.c (rtx_equal_for_cselib_p): Delete.
6753 (rtx_equal_for_cselib_1): Make public.
6755 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6757 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6758 (register_mixssei387nonimm_operand): Remove predicate.
6759 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6760 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6761 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6762 for TARGET_MIX_SSE_I387 alternatives.
6763 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6764 Disable unsupported alternatives using "enabled" attribute. Use
6765 nonimm_ssenomem_operand as operand 1 predicate. Also check
6766 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6768 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6770 * tree.c (cst_and_fits_in_hwi): Simplify.
6772 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6774 * tree.h (wi::to_wide): New function.
6775 * expr.c (expand_expr_real_1): Use wi::to_wide.
6776 * fold-const.c (int_const_binop_1): Likewise.
6777 (extract_muldiv_1): Likewise.
6779 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6781 * wide-int.h: Update offset_int and widest_int documentation.
6782 (WI_SIGNED_SHIFT_RESULT): New macro.
6783 (wi::binary_shift): Define signed_shift_result_type for
6784 shifts on offset_int- and widest_int-like types.
6785 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6786 * tree.h (int_bit_position): Use shift operators instead of wi::
6788 * alias.c (adjust_offset_for_component_ref): Likewise.
6789 * expr.c (get_inner_reference): Likewise.
6790 * fold-const.c (fold_comparison): Likewise.
6791 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6792 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6793 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6794 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6795 (stmt_kills_ref_p): Likewise.
6796 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6797 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6798 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6799 (ao_ref_init_from_vn_reference): Likewise.
6801 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6803 * wide-int.h: Update offset_int and widest_int documentation.
6804 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6805 (wi::binary_traits): Allow ordered comparisons between offset_int and
6806 offset_int, between widest_int and widest_int, and between either
6807 of these types and basic C types.
6808 (operator <, <=, >, >=): Define for the same combinations.
6809 * tree.h (tree_int_cst_lt): Use comparison operators instead
6810 of wi:: comparisons.
6811 (tree_int_cst_le): Likewise.
6812 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6813 (fold_nonarray_ctor_reference): Likewise.
6814 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6815 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6816 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6817 * tree-sra.c (completely_scalarize): Likewise.
6818 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6819 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6820 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6821 (check_for_binary_op_overflow): Likewise.
6822 (search_for_addr_array): Likewise.
6823 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6825 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6827 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6828 (arc_save_restore): Likewise.
6829 (arc_dwarf_register_span): Likewise.
6830 (arc_output_pic_addr_const): Initialize suffix variable.
6832 2016-05-02 Martin Liska <mliska@suse.cz>
6834 * symbol-summary.h (function_summary::function_summary):
6835 Remove checking assert for all cgraph nodes.
6836 (function_summary::get): Check summary_uid.
6837 (symtab_insertion): Check summary_uid.
6839 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6841 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6842 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6844 (arc_dwarf_register_span): Remove enum keyword.
6845 (compact_memory_operand_p): New function.
6846 * config/arc/arc.h (reg_class): Add code density register classes.
6847 (REG_CLASS_NAMES): Likewise.
6848 (REG_CLASS_CONTENTS): Likewise.
6849 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6850 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6851 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6852 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6853 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6855 (h, Rcd, Rsd, Rzd): New register constraints.
6856 (T): Use compact_memory_operand_p function.
6857 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6859 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6861 * config/sh/sh.md (*negnegt, *movtt): Remove.
6863 2016-05-02 Marek Polacek <polacek@redhat.com>
6864 Tom de Vries <tom@codesourcery.com>
6866 PR tree-optimization/70700
6867 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6868 bigger than FIRST_REF_NODE.
6870 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6873 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6875 (prepare_cbranch_operands): Don't use scratch register. Assume that
6876 function is used when pseudos can be created.
6877 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6878 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6879 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6880 define_expand. Allow it only when pseudos can be created.
6881 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6883 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6885 * config/i386/constraints.md (BC): Only allow -1 operands.
6886 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6887 Add "enabled" attribute. Update XI mode attribute calculation.
6888 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6889 (*movoi_internal_avx): Update XI mode attribute calculation.
6890 (*movti_internal): Ditto.
6892 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6894 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6895 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6897 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6899 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6900 statement on instruction code. Remove trailing spaces.
6901 (altivec_expand_stv_builtin): Likewise.
6903 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6905 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6906 (TARGET_FPU_DOUBLE): Simplify.
6907 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6908 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6909 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6910 with 'TARGET_FPU_DOUBLE'.
6911 * config/sh/sh.md: Likewise.
6913 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6915 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6916 SH_DIV_STR_FOR_SIZE): Remove.
6917 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6918 SH_DIV_STR_FOR_SIZE): Remove.
6920 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6922 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6923 logical_reg_operand): Delete.
6924 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6925 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6926 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6927 match_operand and match_test.
6928 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6929 variables on their first use. Return bool values.
6930 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6931 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6932 arith_reg_operand for input operand. Remove empty constraints.
6934 (*xorsi3_compact): Rename to xorsi3.
6935 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6936 (*zero_extend<mode>si2_disp_mem): Update comment.
6939 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6941 * config/sh/t-sh: Remove SH5 support.
6942 * config.gcc: Likewise.
6943 * configure: Likewise.
6945 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6947 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6949 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6951 * config/sh/sh.c (register_sh_passes, sh_option_override,
6952 sh_print_operand, prepare_move_operands,
6953 sh_can_follow_jump): Remove TARGET_SH1 checks.
6954 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6955 PROMOTE_MODE): Likewise.
6956 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6959 2016-04-30 Alan Modra <amodra@gmail.com>
6961 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6962 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6963 Check for user regs later to avoid unnecessary looping over regs.
6964 Merge user reg check with non-saved reg check. Don't force
6965 inline VR restore when static chain used.
6966 (rs6000_frame_related): Omit eh_frame info for user regs when
6968 (fixed_regs_p): Delete.
6970 2016-04-30 Alan Modra <amodra@gmail.com>
6972 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6973 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6976 2016-04-30 Alan Modra <amodra@gmail.com>
6979 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6980 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6983 2016-04-30 Alan Modra <amodra@gmail.com>
6985 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6986 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6987 flag_pic test for Darwin.
6989 2016-04-30 Alan Modra <amodra@gmail.com>
6991 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6992 throw_calls_crossed.
6993 (REG_FREQ_CALLS_CROSSED): Delete.
6994 (REG_N_THROWING_CALLS_CROSSED): Delete.
6995 * regstat.c (regstat_bb_compute_ri): Don't calculate
6996 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6997 (dump_reg_info): Don't print call cross frequency.
6998 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6999 and REG_N_THROWING_CALLS_CROSSED.
7001 2016-04-30 Alan Modra <amodra@gmail.com>
7003 * regs.h (struct reg_info_t): Delete live_length.
7004 (REG_LIVE_LENGTH): Delete macro.
7005 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7006 local_live, local_processed and local_live_last_luid params.
7007 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7009 (regstat_compute_ri): Adjust for above. Don't set
7011 (dump_reg_info): Don't print live length.
7012 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7013 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7014 Localize loop_depth var.
7016 2016-04-30 Alan Modra <amodra@gmail.com>
7018 * ira.c (enum valid_equiv): New.
7019 (validate_equiv_mem): Return enum.
7020 (update_equiv_mem): Create replacement in more cases.
7021 (add_store_equivs): Update validate_equiv_mem call.
7023 2016-04-30 Alan Modra <amodra@gmail.com>
7025 * ira.c (combine_and_move_insns): Rather than scanning insns,
7026 use DF infrastucture to find use and def insns.
7028 2016-04-30 Alan Modra <amodra@gmail.com>
7030 ira.c (combine_and_move_insns): Move invariant conditions..
7031 (ira.c): ..to here. Call combine_and_move_insns before
7032 add_store_equivs. Call grow_reg_equivs later. Allocate
7033 req_equiv later using max_reg_num() rather than global max_regno.
7034 (contains_replace_regs): Delete.
7035 (add_store_equivs): Remove contains_replace_regs test.
7037 2016-04-30 Alan Modra <amodra@gmail.com>
7039 * ira.c (struct equiv_mem_data): New.
7040 (equiv_mem, equiv_mem_modified): Delete static vars.
7041 (validate_equiv_mem_from_store): Use "data" param to communicate..
7042 (validate_equiv_mem): ..from here.
7044 2016-04-30 Alan Modra <amodra@gmail.com>
7046 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7048 (update_reg_equivs): ..here. Move allocation and freeing of
7049 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7050 end_alias_analysis to..
7053 2016-04-30 Alan Modra <amodra@gmail.com>
7055 * ira.c (pdx_subregs): Delete.
7056 (struct equivalence): Add pdx_subregs field.
7057 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7059 (update_equiv_regs): Don't create or free pdx_subregs. Update
7062 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7064 * config/rs6000/altivec.h: Change definitions of vec_xl and
7066 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7067 (LD_ELEMREV_V2DI): New.
7068 (LD_ELEMREV_V4SF): New.
7069 (LD_ELEMREV_V4SI): New.
7070 (LD_ELEMREV_V8HI): New.
7071 (LD_ELEMREV_V16QI): New.
7072 (ST_ELEMREV_V2DF): New.
7073 (ST_ELEMREV_V2DI): New.
7074 (ST_ELEMREV_V4SF): New.
7075 (ST_ELEMREV_V4SI): New.
7076 (ST_ELEMREV_V8HI): New.
7077 (ST_ELEMREV_V16QI): New.
7080 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7081 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7082 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7083 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7084 (altivec_expand_builtin): Add handling for
7085 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7086 (rs6000_invalid_builtin): Add error-checking for
7087 RS6000_BTM_P9_VECTOR.
7088 (altivec_init_builtins): Define builtins used to implement vec_xl
7090 (rs6000_builtin_mask_names): Define power9-vector.
7091 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7092 (RS6000_BTM_P9_VECTOR): Define.
7093 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7094 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7095 (vsx_ld_elemrev_v2df): Likewise.
7096 (vsx_ld_elemrev_v4sf): Likewise.
7097 (vsx_ld_elemrev_v4si): Likewise.
7098 (vsx_ld_elemrev_v8hi): Likewise.
7099 (vsx_ld_elemrev_v16qi): Likewise.
7100 (vsx_st_elemrev_v2df): Likewise.
7101 (vsx_st_elemrev_v2di): Likewise.
7102 (vsx_st_elemrev_v4sf): Likewise.
7103 (vsx_st_elemrev_v4si): Likewise.
7104 (vsx_st_elemrev_v8hi): Likewise.
7105 (vsx_st_elemrev_v16qi): Likewise.
7106 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7109 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7111 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7113 (simplify_control_stmt_condition_1): ... here. Recurse into
7114 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7116 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7119 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7120 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7121 define_insn_and_split to define_insn.
7122 (zero_extendqi<mode>2_dot2): Same.
7123 (extendqi<mode>2_dot): Same.
7124 (extendqi<mode>2_dot2): Same.
7126 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7128 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7129 (probe_stack): New expander.
7130 (probe_stack_<mode>): New insn pattern.
7132 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7134 * config/i386/i386.md
7135 (operations with memory inputs setting flags peephole2):
7136 Remove uneeded REG_P checks. Cleanup pattern generation.
7138 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7140 * tree-vect-loop.c (vect_transform_loop): Fix
7141 nb_iterations_upper_bound computation for vectorized loop.
7143 2016-04-29 Marek Polacek <polacek@redhat.com>
7144 Jakub Jelinek <jakub@redhat.com>
7147 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7148 TARGET_EXPR_SLOT as a base.
7150 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7152 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7153 with 'rCm2' constraints to limit possible immediate size.
7154 (*load_zeroextendqisi_update): Likewise.
7155 (*load_signextendqisi_update): Likewise.
7156 (*loadhi_update): Likewise.
7157 (*load_zeroextendhisi_update): Likewise.
7158 (*load_signextendhisi_update): Likewise.
7159 (*loadsi_update): Likewise.
7160 (*loadsf_update): Likewise.
7162 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7164 * config/i386/predicates.md (constm1_operand): Fix comparison.
7166 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7168 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7170 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7172 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7173 remaining SH5 related settings.
7174 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7175 shmedia_prepare_call_address): Delete.
7176 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7177 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7178 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7179 UNSUPPORTED_SH2A): Remove m5 checks.
7180 (sh_divide_strategy_e): Remove SH5 division strategies.
7181 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7182 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7184 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7186 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7188 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7190 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7191 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7193 * config/s390/vector.md ("mov<mode>"): Likewise.
7195 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7197 * config/s390/constraints.md ("U", "W"): Invoke
7198 s390_mem_constraint with "ZR" and "ZT".
7199 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7200 addresses when using LRA. Accept also short displacements for S
7201 and T constraints. Do not check for long displacement target for
7202 S and T constraints.
7203 (s390_mem_constraint): Remove handling of U and W constraints.
7204 * config/s390/s390.md (various patterns): Remove the short
7205 displacement constraints (Q and R) if a long displacement
7206 constraint is present. Add longdisp as required CPU capability.
7207 * config/s390/vector.md: Likewise.
7208 * config/s390/vx-builtins.md: Likewise.
7210 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7213 * reload1.c (reload): Call finish_spills before
7214 restarting reload loop. Skip select_reload_regs
7215 if update_eliminables_and_spill returns true.
7217 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7219 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7220 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7221 (umulhisi3_imm): Update predicates and constraint letters.
7222 (umulhisi3_reg): Declare instruction as commutative.
7223 * config/arc/constraints.md (J12, J16): New constraints.
7224 * config/arc/predicates.md (short_unsigned_const_operand): New
7226 (arc_short_operand): Likewise.
7227 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7229 2016-04-29 Richard Biener <rguenther@suse.de>
7231 PR tree-optimization/13962
7232 PR tree-optimization/65686
7233 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7234 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7235 using PTA to compare pointers.
7236 * match.pd: Add pattern for pointer equality compare simplification
7237 using ptrs_compare_unequal.
7239 2016-04-29 Richard Biener <rguenther@suse.de>
7241 * stor-layout.c (layout_type): Do not build a pointer-to-element
7244 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7246 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7247 Use SWI mode iterator. Use general_reg_operand predicate.
7248 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7249 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7252 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7255 * fold-const.c (operand_equal_p): Don't verify hash value equality
7257 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7260 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7263 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7264 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7265 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7266 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7267 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7269 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7271 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7272 to info. Don't initialize separate fields to 0. Clean up
7275 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7277 * config/i386/i386.md (peephole2s for operations with memory inputs):
7278 Use SWI mode iterator.
7279 (peephole2s for operations with memory outputs): Ditto.
7280 Do not check for stack checking probe.
7282 (probe_stack): Remove expander.
7284 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7285 Andrew Burgess <andrew.burgess@embecosm.com>
7287 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7288 operands as 32-bits.
7290 2016-04-28 Jason Merrill <jason@redhat.com>
7292 * gdbinit.in: Skip line-map.h.
7294 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7295 Andrew Burgess <andrew.burgess@embecosm.com>
7297 * config/arc/arc.c (arc_conditional_register_usage): Take
7298 TARGET_RRQ_CLASS into account.
7299 (arc_print_operand): Support printing 'p' and 's' operands.
7300 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7302 (TARGET_RRQ_CLASS): Define.
7303 (IS_POWEROF2_OR_0_P): Define.
7304 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7306 (*tst_movb): New define_insn.
7307 (*tst): Avoid recognition if it could prevent '*tst_movb'
7308 combination; replace c/CnL with c/Chs alternative.
7309 (*tst_bitfield_tst): New define_insn.
7310 (*tst_bitfield_asr): New define_insn.
7311 (*tst_bitfield): New define_insn.
7312 (andsi3_i): Add Rrq variant.
7313 (extzv): New define_expand.
7314 (insv): New define_expand.
7315 (*insv_i): New define_insn.
7316 (*movb): New define_insn.
7317 (*movb_signed): New define_insn.
7318 (*movb_high): New define_insn.
7319 (*movb_high_signed): New define_insn.
7320 (*movb_high_signed + 1): New define_split pattern.
7321 (*mrgb): New define_insn.
7322 (*mrgb + 1): New define_peephole2 pattern.
7323 (*mrgb + 2): New define_peephole2 pattern.
7324 * config/arc/arc.opt (mbitops): New option for nps400, uses
7325 TARGET_NPS_BITOPS_DEFAULT.
7326 * config/arc/constraints.md (q): Make register class conditional.
7327 (Rrq): New register constraint.
7328 (Chs): New constraint.
7329 (Clo): New constraint.
7330 (Chi): New constraint.
7331 (Cbf): New constraint.
7332 (Cbn): New constraint.
7333 (C18): New constraint.
7334 (Cbi): New constraint.
7336 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7338 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7340 (bitmap_intersection_of_preds): Ditto.
7341 (bitmap_union_of_succs): Ditto.
7342 (bitmap_union_of_preds): Ditto.
7343 * sbitmap.c (do_popcount): Delete.
7344 (BITMAP_DEBUGGING): Delete.
7345 (sbitmap_verify_popcount): Delete.
7346 (sbitmap_alloc): Don't initialize the popcount field.
7347 (sbitmap_alloc_with_popcount): Delete.
7348 (sbitmap_resize): Don't resize the popcount array.
7349 (sbitmap_vector_alloc): Don't initialize the popcount field.
7350 (bitmap_copy): Don't copy the popcount array.
7351 (bitmap_clear): Don't clear the popcount array.
7352 (bitmap_clear): Delete the popcount array handling.
7353 (bitmap_ior_and_compl): Delete the popcount assert.
7354 (bitmap_not): Ditto.
7355 (bitmap_and_compl): Ditto.
7356 (bitmap_and): Delete the popcount array handling.
7357 (bitmap_xor): Ditto.
7358 (bitmap_ior): Ditto.
7359 (bitmap_or_and): Delete the popcount assert.
7360 (bitmap_and_or): Ditto.
7361 (popcount_table): Delete.
7362 (sbitmap_elt_popcount): Delete.
7363 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7364 (bitmap_set_bit): Delete the popcount assert.
7365 (bitmap_clear_bit): Ditto.
7366 (sbitmap_free): Don't free the popcount array.
7367 (sbitmap_alloc_with_popcount): Delete declaration.
7368 (sbitmap_popcount): Ditto.
7370 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7371 Andrew Burgess <andrew.burgess@embecosm.com>
7373 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7374 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7375 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7376 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7377 * config/arc/arc.opt (mcmem): New option.
7378 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7379 supply length for r/m alternative.
7380 (*extendqisi2_ac): Likewise.
7381 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7383 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7384 (movhi_insn): Likewise.
7385 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7386 (*zero_extendqihi2_i): Add r/Ucm alternative.
7387 (*zero_extendqisi2_ac): Likewise.
7388 (*zero_extendhisi2_i): Likewise.
7389 * config/arc/constraints.md (Uex): New memory constraint.
7390 (Ucm): New define_constraint.
7391 * config/arc/predicates.md (long_immediate_loadstore_operand):
7392 Return 0 for MEM with cmem_address address.
7393 (cmem_address_0): New predicates.
7394 (cmem_address_1): Likewise.
7395 (cmem_address_2): Likewise.
7396 (cmem_address): Likewise.
7398 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7400 * config/rs6000/rs6000.c (machine_function): Rename
7401 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7402 (rs6000_stack_info): Adjust.
7404 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7405 Andrew Burgess <andrew.burgess@embecosm.com>
7407 * config/arc/constraints.md (Usd): Convert to define_constraint.
7411 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7414 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7415 Add new peephole2 where the first insn is *mov<mode>_or instead of
7416 *mov<mode>_internal.
7418 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7420 * tracer.c (bb_seen): Make static.
7422 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7424 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7425 support, setup defaults.
7426 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7427 * config/arc/arc.c (arc_init): Add NPS400 support.
7428 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7429 (TARGET_ARC700): NPS400 is also an ARC700.
7430 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7432 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7435 * config/nds32/nds32.md (casesi): Don't access the operands array
7438 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7440 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7441 (or $-1,reg peephole2): Ditto.
7442 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7444 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7446 * doc/extend.texi (Common Function Attributes) [optimize]:
7447 Discourage use of the optimize attribute.
7449 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7451 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7452 special case builtin.
7453 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7454 ALTIVEC_BUILTIN_VEC_ADDE.
7455 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7456 support for ALTIVEC_BUILTIN_VEC_ADDE.
7457 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7458 for __builtin_vec_adde.
7460 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7462 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7463 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7465 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7468 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7469 attributes): Document cilkplus_runtime.
7471 2016-04-28 Martin Jambor <mjambor@suse.cz>
7473 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7474 this function. Call verify_expr on MEM_REFs and bases of other
7477 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7479 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7480 for WORD_REGISTER_OPERATIONS to runtime check.
7482 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7484 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7486 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7488 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7489 big-endian compilation.
7490 * config/arc/arc.md (addf3): Likewise.
7494 2016-04-28 Richard Biener <rguenther@suse.de>
7496 PR tree-optimization/70840
7497 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7498 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7499 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7500 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7502 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7504 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7505 and explain why in a comment.
7507 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7509 * config/arc/arc.md (cpu_facility): Add fpx variant.
7510 (subdf3): Prohibit use reverse sub when assist operations option
7512 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7513 instructions only when FPX is enabled.
7514 * testsuite/gcc.target/arc/trsub.c: New test.
7516 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7518 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7519 mult_operator when calculating "type" attribute.
7520 (*fop_<mode>_1_i387): Ditto.
7521 (*fop_xf_1_i387): Ditto.
7522 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7523 Use std::swap to swap operands. Use RTL expressions to generate
7526 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7527 Joern Rennecke <joern.rennecke@embecosm.com>
7529 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7531 (emit_pic_move): Remove.
7532 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7533 * config/arc/arc.c (emit_pic_move): Removed.
7534 (TARGET_HAVE_TLS): Define.
7535 (arc_conditional_register_usage): Test for arc_tp_regno.
7536 (arc_print_operand, arc_print_operand_address): Handle TLS
7538 (arc_needs_pcl_p): New function.
7539 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7540 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7541 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7542 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7543 (arc_legitimize_tls_address): Likewise.
7544 (DTPOFF_ZERO_SYM): Define.
7545 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7546 (arc_output_pic_addr_const): Print TLS unspecs.
7547 (prepare_pic_move): New function, replaces emit_pic_move.
7548 (arc_legitimate_constant_p): Handle TLS unspecs.
7549 (arc_legitimate_address_p): Likewise.
7550 (arc_rewrite_small_data_p): Use assert for TLS constants.
7551 (prepare_move_operands): Use prepare_pic_move.
7552 (arc_legitimize_address): Legitimize tls addresses.
7553 (arc_epilogue_uses): Check for arc_tp_regno.
7554 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7555 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7557 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7559 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7560 %(arc_tls_extra_start_spec).
7561 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7562 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7564 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7565 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7566 (UNSPEC_TLS_OFF): Add.
7568 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7569 (get_thread_pointersi): New patterns.
7570 * config/arc/arc.opt (mtp-regno): New option.
7571 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7572 (move_dest_operand): Likewise.
7573 * configure: Regenerate.
7574 * configure.ac: Add arc*-*-* case to test for tls.
7575 * doc/invoke.texi (ARC options): Document mtp-regno.
7577 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7579 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7580 the new ARC HS SIMD instructions.
7581 (arc_preferred_simd_mode): New function.
7582 (arc_autovectorize_vector_sizes): Likewise.
7583 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7584 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7585 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7586 (arc_init_builtins): Add new SIMD builtin types.
7587 (arc_split_move): Handle 64 bit vector moves.
7588 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7589 (TARGET_PLUS_QMACW): Define.
7590 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7591 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7592 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7593 (VSUBADD4H): New builtins.
7594 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7595 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7597 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7598 Matthias Klose <doko@debian.org>
7600 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7602 2016-04-28 Richard Biener <rguenther@suse.de>
7605 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7608 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7610 * common/config/sh/sh-common.c: Remove SH5 support.
7611 * config/sh/constraints.md: Likewise.
7612 * config/sh/config/sh/elf.h: Likewise.
7613 * config/sh/linux.h: Likewise.
7614 * config/sh/netbsd-elf.h: Likewise.
7615 * config/sh/predicates.md: Likewise.
7616 * config/sh/sh-c.c: Likewise.
7617 * config/sh/sh-protos.h: Likewise.
7618 * config/sh/sh.c: Likewise.
7619 * config/sh/sh.h: Likewise.
7620 * config/sh/sh.md: Likewise.
7621 * config/sh/sh.opt: Likewise.
7622 * config/sh/sync.md: Likewise.
7623 * config/sh/sh64.h: Delete.
7624 * config/sh/shmedia.h: Likewise.
7625 * config/sh/shmedia.md: Likewise.
7626 * config/sh/sshmedia.h: Likewise.
7627 * config/sh/t-netbsd-sh5-64: Likewise.
7628 * config/sh/t-sh64: Likewise.
7629 * config/sh/ushmedia.h: Likewise.
7631 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7633 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7634 general_reg_operand instead of register_operand predicate.
7636 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7638 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7640 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7642 * match.pd (A - B > A, A + B < A): New transformations.
7644 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7646 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7647 which defaults to true. Emit an outer pair of parentheses only if
7648 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7649 don't emit parentheses for the right-hand operand.
7651 2016-04-27 Jeff Law <law@redhat.com>
7653 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7655 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7657 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7658 (altivec_lvx_<mode>_internal): Document.
7659 (altivec_lvx_<mode>_2op): New define_insn.
7660 (altivec_lvx_<mode>_1op): Likewise.
7661 (altivec_lvx_<mode>_2op_si): Likewise.
7662 (altivec_lvx_<mode>_1op_si): Likewise.
7663 (altivec_stvx_<mode>): Remove.
7664 (altivec_stvx_<mode>_internal): Document.
7665 (altivec_stvx_<mode>_2op): New define_insn.
7666 (altivec_stvx_<mode>_1op): Likewise.
7667 (altivec_stvx_<mode>_2op_si): Likewise.
7668 (altivec_stvx_<mode>_1op_si): Likewise.
7669 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7670 Expand vec_ld and vec_st during parsing.
7671 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7673 (altivec_expand_stvx_be): Likewise.
7674 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7675 address-masking behavior in RTL.
7676 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7677 address-masking behavior in RTL.
7678 (altivec_expand_builtin): Change builtin code arguments for calls
7679 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7680 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7681 presence of lvx/stvx patterns.
7682 (alignment_with_canonical_addr): New function.
7683 (alignment_mask): Likewise.
7684 (find_alignment_op): Likewise.
7685 (recombine_lvx_pattern): Likewise.
7686 (recombine_stvx_pattern): Likewise.
7687 (recombine_lvx_stvx_patterns): Likewise.
7688 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7689 stvx patterns from expand.
7690 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7692 (vector_altivec_store_<mode>): Likewise.
7694 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7696 * config/aarch64/aarch64.md
7697 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7698 remove the "fp" attributes.
7699 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7700 add the "simd" attributes.
7701 (*movdf_aarch64): Likewise.
7702 (*movtf_aarch64): Remove the "fp" attributes.
7703 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7704 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7706 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7708 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7709 rtx to rtx_code_label *.
7710 * rtl.h (maybe_set_first_label_num): Likewise.
7712 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7714 * df-core.c (df_add_problem): Make the problem param be const.
7715 (df_remove_problem): Make local "problem" be const.
7716 * df-problems.c (problem_RD): Make const.
7717 (problem_LR): Likewise.
7718 (problem_LIVE): Likewise.
7719 (problem_MIR): Likewise.
7720 (problem_CHAIN): Likewise.
7721 (problem_WORD_LR): Likewise.
7722 (problem_NOTE): Likewise.
7723 (problem_MD): Likewise.
7724 * df-scan.c (problem_SCAN): Likewise.
7725 * df.h (struct df_problem): Make field "dependent_problem" be
7727 (struct dataflow): Likewise for field "problem".
7728 (df_add_problem): Make param const.
7730 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7732 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7733 inter-unit moves to/from vector registers are enabled. Do not disable
7736 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7738 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7739 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7741 (enum df_problem_id): ...this new enum.
7742 (struct df_problem): Convert field "id" from "int" to
7745 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7747 * rtl.def: Update comment for "things in the instruction chain" to
7748 reflect the removal of the leading "i" field for INSN_UID in
7749 r210360. Fix bogus apostrophe.
7751 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7753 * config/i386/i386.md
7754 (lea arith with mem operand + setcc peephole2): Set operator mode.
7756 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7759 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7760 (dimode_scalar_to_vector_candidate_p): This.
7761 (timode_scalar_to_vector_candidate_p): New function.
7762 (scalar_to_vector_candidate_p): Likewise.
7763 (timode_check_non_convertible_regs): Likewise.
7764 (timode_remove_non_convertible_regs): Likewise.
7765 (remove_non_convertible_regs): Likewise.
7766 (remove_non_convertible_regs): Renamed to ...
7767 (dimode_remove_non_convertible_regs): This.
7768 (scalar_chain::~scalar_chain): Make it virtual.
7769 (scalar_chain::compute_convert_gain): Make it pure virtual.
7770 (scalar_chain::mark_dual_mode_def): Likewise.
7771 (scalar_chain::convert_insn): Likewise.
7772 (scalar_chain::convert_registers): Likewise.
7773 (scalar_chain::add_to_queue): Make it protected.
7774 (scalar_chain::emit_conversion_insns): Likewise.
7775 (scalar_chain::replace_with_subreg): Likewise.
7776 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7777 (scalar_chain::convert_op): Likewise.
7778 (scalar_chain::convert_reg): Likewise.
7779 (scalar_chain::make_vector_copies): Likewise.
7780 (scalar_chain::convert_registers): New pure virtual function.
7781 (class dimode_scalar_chain): New class.
7782 (class timode_scalar_chain): Likewise.
7783 (scalar_chain::mark_dual_mode_def): Renamed to ...
7784 (dimode_scalar_chain::mark_dual_mode_def): This.
7785 (timode_scalar_chain::mark_dual_mode_def): New function.
7786 (timode_scalar_chain::convert_insn): Likewise.
7787 (dimode_scalar_chain::convert_registers): Likewise.
7788 (scalar_chain::compute_convert_gain): Renamed to ...
7789 (dimode_scalar_chain::compute_convert_gain): This.
7790 (scalar_chain::replace_with_subreg): Renamed to ...
7791 (dimode_scalar_chain::replace_with_subreg): This.
7792 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7793 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7794 (scalar_chain::make_vector_copies): Renamed to ...
7795 (dimode_scalar_chain::make_vector_copies): This.
7796 (scalar_chain::convert_reg): Renamed to ...
7797 (dimode_scalar_chain::convert_reg ): This.
7798 (scalar_chain::convert_op): Renamed to ...
7799 (dimode_scalar_chain::convert_op): This.
7800 (scalar_chain::convert_insn): Renamed to ...
7801 (dimode_scalar_chain::convert_insn): This.
7802 (scalar_chain::convert): Call convert_registers.
7803 (convert_scalars_to_vector): Change to scalar_chain pointer to
7804 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7805 in 32-bit mode. Delete scalar_chain pointer. Call
7806 free_dominance_info in 64-bit mode.
7807 (pass_stv::gate): Remove TARGET_64BIT check.
7808 (ix86_option_override): Put the 64-bit STV pass before the CSE
7811 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7813 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7814 dw_loc_frame_offset field.
7815 * dwarf2out.c (new_loc_descr): Likewise.
7816 (resolve_args_picking_1): Turn the VISITED hash set into a
7817 FRAME_OFFSET hash map. Use it to associate a frame offset to
7818 visited nodes. Remove uses of the CHECKING_P macro.
7819 (resolve_args_picking): Update call to resolve_args_picking_1.
7821 2016-04-27 Martin Liska <mliska@suse.cz>
7823 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7824 (free_loop_data): Release vuses of groups.
7826 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7828 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7829 instead of redundant use_id and boolean have_use_for.
7830 (struct iv_use): Change sub_id into group_id. Remove field next.
7831 Move fields: related_cands, n_map_members, cost_map and selected
7833 (struct iv_group): ... here. New structure.
7834 (struct iv_common_cand): Use structure declaration directly.
7835 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7836 (MAX_CONSIDERED_USES): Rename macro to ...
7837 (MAX_CONSIDERED_GROUPS): ... here.
7838 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7839 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7840 (dump_uses): Rename to ...
7841 (dump_groups): ... here. Update all uses.
7842 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7843 (find_induction_variables): Refactor format of dump information.
7844 (record_sub_use): Delete.
7845 (record_use): Update all uses.
7846 (record_group): New function.
7847 (record_group_use, find_interesting_uses_op): Call above functions.
7849 (find_interesting_uses_cond): Ditto.
7850 (group_compare_offset): New function.
7851 (split_all_small_groups): Rename to ...
7852 (split_small_address_groups_p): ... here. Update all uses.
7853 (split_address_groups): Update all uses.
7854 (find_interesting_uses): Refactor format of dump information.
7855 (add_candidate_1): Update all uses. Remove redundant check on iv,
7857 (add_candidate, record_common_cand): Remove redundant assert.
7858 (add_iv_candidate_for_biv): Update use.
7859 (add_iv_candidate_derived_from_uses): Update all uses.
7860 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7861 (alloc_use_cost_map): Ditto.
7862 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7863 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7864 (determine_use_iv_cost_generic): Ditto.
7865 (determine_group_iv_cost_generic): Ditto.
7866 (determine_use_iv_cost_address): Ditto.
7867 (determine_group_iv_cost_address): Ditto.
7868 (determine_use_iv_cost_condition): Ditto.
7869 (determine_group_iv_cost_cond): Ditto.
7870 (determine_use_iv_cost): Ditto.
7871 (determine_group_iv_cost): Ditto.
7872 (set_autoinc_for_original_candidates): Update all uses.
7873 (find_iv_candidates): Update all uses. Refactor dump information.
7874 (determine_use_iv_costs): Ditto.
7875 (determine_iv_costs): Ditto.
7876 (iv_ca_cand_for_use): Rename to ...
7877 (iv_ca_cand_for_group): ... here. Update all uses.
7878 (iv_ca_add_use, iv_ca_add_group): Ditto.
7879 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7880 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7881 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7882 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7883 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7884 (create_new_iv, adjust_iv_update_pos): Ditto.
7885 (rewrite_use_address): Delete.
7886 (rewrite_use_address_1): Rename to ...
7887 (rewrite_use_address): ... here.
7888 (rewrite_use_compare): Update all uses.
7889 (rewrite_use): Delete.
7890 (rewrite_uses): Rename to ...
7891 (rewrite_groups): ... here. Update all uses.
7892 (remove_unused_ivs, free_loop_data): Update all uses.
7893 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7895 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7897 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7898 for WORD_REGISTER_OPERATIONS to runtime check.
7900 2016-04-27 Richard Biener <rguenther@suse.de>
7903 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7904 aggregate_value_p to determine if a function result is
7905 returned by reference.
7906 (ipa_pta_execute): Functions having their address taken are
7907 not automatically nonlocal.
7909 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7912 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7913 * fold-const.c (operand_equal_p): If flag_checking and
7914 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7915 and if it returns non-zero, assert iterative_hash_expr on both
7918 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7920 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7922 2016-04-27 Nick Clifton <nickc@redhat.com>
7925 * varasm.c (merge_weak): Generate an error if an attempt is made
7926 to convert a non-weak static function into a weak, public function.
7928 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7930 * params.def (MAX_PARTITION_SIZE): New param.
7931 * doc/invoke.texi: Document lto-max-partition.
7933 2016-04-27 Richard Biener <rguenther@suse.de>
7936 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7937 function cummulating used_from_other_partition, externally_visible
7938 and force_output from aliases.
7939 (refered_from_nonlocal_var): Likewise.
7940 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7941 node flags properly.
7943 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7945 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7946 (-Wmemset-elt-size): New item.
7948 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7951 * stor-layout.h (internal_reference_types): Delete.
7952 * stor-layout.c (reference_types_internal): Likewise.
7953 (internal_reference_types): Likewise.
7954 (layout_type) <REFERENCE_TYPE>: Adjust.
7956 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7959 * tree.h (inchash::add_expr): Add FLAGS argument.
7960 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7961 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7962 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7963 Formatting fix. Adjust recursive calls. For tcc_comparison,
7964 if swap_tree_comparison (code) is smaller than code, hash that
7965 and arguments in the other order. Hash CONVERT_EXPR the same
7966 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7967 of ADDR_EXPR of decl as the decl itself. Add or remove
7968 OEP_ADDRESS_OF from recursive flags as needed. For
7969 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7970 operands commutatively and only the third one normally.
7971 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7973 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7975 * config/rtems.h (LIB_SPEC): Add -latomic.
7977 2016-04-27 Joel Sherrill <joel@rtems.org>
7979 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7980 xilink.ld and flags not relevant to RTEMS.
7982 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7984 * toplev.c (backend_init_target): Avoid calling init_reload when using
7987 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7989 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7990 for loops rather than one for the whole function.
7992 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7994 * match.pd (X + CST CMP X): New transformation.
7996 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7998 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7999 * fold-const.c (fold_binary_loc): Remove 2 transformations
8000 superseded by match.pd.
8001 * match.pd (x+x -> x*2): Generalize to integers.
8003 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8005 * config/i386/i386.md (operation on memory peephole): Duplicate an
8006 existing peephole and adapt it to match lea rather than an operation
8009 PR rtl-optimization/57193
8010 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8012 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8014 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8016 * tree-if-conv.c (any_pred_load_store): New static variable.
8017 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8018 any_pred_load_store instead of and_mask_load_store.
8019 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8020 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8021 (combine_blocks, tree_if_conversion): Ditto.
8023 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8025 PR tree-optimization/70771
8026 PR tree-optimization/70775
8027 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8028 virtual PHI nodes. Delete parameter.
8029 (if_convertible_loop_p_1): Delete argument to above function.
8030 (predicate_all_scalar_phis): Delete code handling single-argument
8032 (tree_if_conversion): Mark and update virtual SSA.
8034 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8037 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8038 (x86_elf_aligned_common): Rename to ...
8039 (x86_elf_aligned_decl_common): ... this.
8040 Add decl arg. Switch to .lbss for largecomm object. Use
8041 LARGECOMM_SECTION_ASM_OP.
8042 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8044 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8045 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8047 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8048 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8050 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8053 * config/i386/i386.c (SECTION_LARGE): Define.
8054 (x86_64_elf_select_section): Set it for large data/bss sections.
8055 Only clear SECTION_WRITE for .lrodata.
8056 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8058 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8059 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8060 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8062 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8063 * doc/tm.texi: Regenerate.
8065 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8068 * configure.ac (--enable-checking): Document extra flag, for
8069 non-release builds default to --enable-checking=yes,extra.
8070 If misc checking and extra checking, define CHECKING_P to 2 instead
8072 * common.opt (fchecking=): Add.
8073 * doc/invoke.texi (-fchecking=): Document.
8074 * doc/install.texi: Document --enable-checking changes.
8075 * configure: Regenerated.
8076 * config.in: Regenerated.
8078 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8080 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8081 attribute instead of which_alternative.
8082 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8083 Use EXT_REX_SSE_REG_P where appropriate.
8085 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8087 * config/i386/predicates.md (const0_operand): Do not match
8088 const_wide_int code.
8089 (const1_operand): Ditto.
8091 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8094 for SSE constm1 operands and TARGET_AVX512VL.
8095 (*movti_internal): Ditto.
8096 (*mov<mode>_or): Use constm1_operand predicate.
8097 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8098 for SSE vector_all_ones operands and TARGET_AVX512VL.
8099 * config/i386/predicates.md (constm1_operand): New predicate.
8100 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8101 emission of constant -1 load.
8103 2016-04-25 Jason Merrill <jason@redhat.com>
8105 * gdbinit.in: Skip is-a.h.
8107 * attribs.c (register_scoped_attributes): Fix logic.
8108 * attribs.h: Declare register_scoped_attributes.
8110 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8112 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8113 stxvd2x and stxvw4x built-in functions.
8115 2016-04-25 DJ Delorie <dj@redhat.com>
8117 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8118 (ashrhi3): Likewise.
8119 (lshrhi3): Likewise.
8121 2016-04-25 Richard Biener <rguenther@suse.de>
8123 PR tree-optimization/70780
8124 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8126 (compute_antic): Mark blocks with abnormal preds as visited as
8127 they have a final empty antic-in solution already.
8129 2016-04-25 Michael Collison <michael.collison@linaro.org>
8131 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8133 2016-04-25 Michael Collison <michael.collison@linaro.org>
8135 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8136 mode is VQI to improve mixed mode vectorization.
8137 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8138 define_insn to match low half of signed vaddw.
8139 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8140 define_insn to match high half of signed vaddw.
8141 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8142 define_insn to match low half of unsigned vaddw.
8143 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8144 define_insn to match high half of unsigned vaddw.
8145 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8146 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8147 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8149 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8150 * config/arm/predicates.md (vect_par_constant_high): Support
8151 big endian and simplify by calling
8152 arm_simd_check_vect_par_cnst_half
8153 (vect_par_constant_low): Likewise.
8155 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8157 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8158 predicate for operand 2.
8160 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8161 H.J. Lu <hongjiu.lu@intel.com>
8163 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8164 machine_mode argument.
8165 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8166 constm1_rtx operands. For VOIDmode constants, get mode from
8167 pred_mode. Check mode size if the mode is supported by ABI.
8168 (standard_sse_constant_opcode): Do not use standard_constant_p.
8169 Strictly check ABI support for all-ones operands.
8170 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8171 immediates. Update calls to standard_sse_constant_p.
8172 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8173 (ix86_rtx_costs): Ditto.
8174 * config/i386/i386.md (*movxi_internal_avx512f): Use
8175 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8176 Use (v,BC) alternative instead of (v,C). Use register_operand
8177 checks instead of MEM_P.
8178 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8179 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8180 isa attribute. Use register_operand checks instead of MEM_P.
8181 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8182 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8183 alternative and corresponding sse2 isa attribute.
8184 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8185 to standard_sse_constant_p.
8186 (FP constant splitters): Ditto.
8187 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8189 * config/i386/predicates.md (constm1_operand): Remove.
8190 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8191 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8192 vector_all_ones_operand instead of constm1_operand.
8194 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8196 * print-rtl.c (print_rtx_insn_vec): New function.
8197 * print-rtl.h: New prototype.
8198 * store-motion.c (struct st_expr): Make avail_stores a vector.
8199 (st_expr_entry): Adjust.
8200 (free_st_expr_entry): Likewise.
8201 (print_store_motion_mems): Likewise.
8202 (find_moveable_store): Likewise.
8203 (compute_store_table): Likewise.
8204 (delete_store): Likewise.
8205 (build_store_vectors): Likewise.
8207 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8209 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8211 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8213 * vec.h (vec_safe_contains): New function.
8214 (vec::contains): Likewise.
8215 (vec::begin): Likewise.
8216 (vec::end): Likewise.
8218 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8221 * cfgexpand.c (expand_stack_vars): Fix typo.
8223 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8225 * system.h (list, map, set, vector): Include conditionally.
8226 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8227 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8228 * ipa-icf.c (INCLUDE_LIST): Define.
8229 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8230 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8231 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8232 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8233 * cp/logic.cc (INCLUDE_LIST): Define.
8234 * fortran/trans-common.c (INCLUDE_MAP): Define.
8236 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8238 * auto-profile.c: Remove <string.h> include.
8239 * ipa-icf-gimple.c: Remove <list> include.
8240 * diagnostic.c: Remove <new> include.
8241 * genmatch.c: Likewise.
8242 * pretty-print.c: Likewise.
8243 * toplev.c: Likewise
8244 * c/c-objc-common.c: Likewise.
8245 * cp/error.c: Likewise.
8246 * fortran/error.c: Likewise.
8248 2016-04-22 Richard Biener <rguenther@suse.de>
8250 * lto-streamer-in.c (input_ssa_names): Do not allocate
8251 GIMPLE_NOP for all SSA names.
8252 * lto-streamer-out.c (output_ssa_names): Do not output
8253 SSA names that should have been released.
8255 2016-04-22 Richard Biener <rguenther@suse.de>
8257 PR tree-optimization/70740
8258 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8261 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8264 * config/i386/predicates.md (call_insn_operand): Replace
8265 sibcall_memory_operand with memory_operand.
8267 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8269 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8270 has_single_use() tests.
8271 (register_edge_assert_for_1): Likewise.
8272 (find_assert_locations_1): Check the liveness bitmap instead of
8273 checking has_single_use().
8275 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8278 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8279 Extract AVX-512BW constraint from AVX.
8281 2016-04-21 Richard Biener <rguenther@suse.de>
8283 PR tree-optimization/70725
8284 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8285 for phi_convertible_by_degenerating_args.
8286 (predicate_all_scalar_phis): Handle single-argument PHIs.
8288 2016-04-21 Richard Biener <rguenther@suse.de>
8291 * fold-const.c (fold_comparison): Return properly typed
8294 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8296 PR tree-optimization/70715
8297 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8298 after expanding BASE using expand_simple_operations.
8300 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8302 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8303 New transformations.
8305 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8307 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8309 2016-04-20 Jan Hubicka <jh@suse.cz>
8311 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8312 ultiimate_alias_target.
8313 (update_callee_keys): Likewise.
8314 (lookup_recursive_calls): Likewise.
8315 (speculation_useful_p): Likewise.
8317 2016-04-20 Jan Hubicka <jh@suse.cz>
8320 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8321 (set_nothrow_flag_1): ... this; handle interposition correctly;
8322 recurse on aliases and thunks.
8323 (cgraph_node::set_nothrow_flag): New.
8324 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8325 functions compiled with non-call exceptions that binds to current
8327 (propagate_nothrow): Be safe WRT interposition.
8328 * cgraph.h (set_nothrow_flag): Update prototype.
8330 2016-04-18 Jan Hubicka <jh@suse.cz>
8332 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8333 max_loop_iterations_int.
8334 (tree_unswitch_outer_loop): Likewise.
8336 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8338 PR tree-optimization/69489
8339 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8340 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8341 Revise dump message.
8342 (if_convertible_bb_p): Remove check on edge count of basic block's
8345 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8347 PR tree-optimization/56625
8348 PR tree-optimization/69489
8349 * tree-data-ref.h (DR_INNERMOST): New macro.
8350 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8351 hashing struct innermost_loop_behavior.
8352 (ref_DR_map): Remove.
8353 (innermost_DR_map): New map.
8354 (baseref_DR_map): Revise comment.
8355 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8356 to innermost_DR_map accroding to its innermost loop behavior.
8357 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8358 to its innermost loop behavior.
8359 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8360 Add initialization for innermost_DR_map. Record memory reference
8361 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8362 have innermost loop behavior.
8363 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8366 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8368 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8369 *lea_general_1. Use explicit SWI12 mode interator.
8370 (*lea<mode>_general_2): Rename from *lea_general_2.
8371 Use explicit SWI12 mode interator.
8372 (*lea<mode>_general_3): Rename from *lea_general_3.
8373 Use explicit SWI12 mode interator.
8374 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8375 Use explicit SWI12 mode interator.
8376 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8377 Use explicit SWI48 mode interator.
8379 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8381 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8382 Short-cut unaligned load and store cases. Handle all integer
8384 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8385 and store cases. Call ix86_avx256_split_vector_move_misalign
8386 directly without checking mode class.
8388 2016-04-20 Andrew Pinski <apinski@cavium.com>
8389 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8392 * config/aarch64/aarch64.md (sibcall): Force call
8393 address to be DImode for ILP32.
8394 (sibcall_value): Likewise.
8396 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8398 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8400 2016-04-20 Richard Biener <rguenther@suse.de>
8402 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8403 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8404 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8405 (maybe_push_res_to_seq): Adjust.
8406 * gimple-fold.c (maybe_build_generic_op): Likewise.
8408 2016-04-20 Marek Polacek <polacek@redhat.com>
8410 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8413 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8415 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8416 use kmovw to support AVX512F target.
8418 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8420 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8422 2016-04-20 Marek Polacek <polacek@redhat.com>
8424 PR tree-optimization/70725
8425 * tree-if-conv.c (is_false_predicate): New function.
8426 (predicate_mem_writes): Use it.
8428 2016-04-20 Richard Biener <rguenther@suse.de>
8430 PR tree-optimization/70726
8431 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8432 shift amounts from a pattern stmt operand.
8434 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8437 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8438 stack_restore_from_fpr pattern when restoring r15.
8439 (s390_optimize_prologue): Strip away the memory barrier in the
8440 parallel when trying to get rid of restore insns.
8441 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8442 definition for loading the stack pointer from an FPR. Compared to
8443 the normal move insn this pattern includes a full memory barrier.
8445 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8448 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8449 implicitly linear or lastprivate iterator on the outer context.
8451 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8453 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8455 * config/i386/i386.md (ssememalign): Removed.
8456 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8458 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8461 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8462 const short * to __builtin_ia32_loaddquhi512_mask.
8463 (_mm512_maskz_loadu_epi16): Likewise.
8464 (_mm512_mask_storeu_epi16): Pass short * to
8465 __builtin_ia32_storedquhi512_mask.
8466 (_mm512_mask_loadu_epi8): Pass const char * to
8467 __builtin_ia32_loaddquqi512_mask.
8468 (_mm512_maskz_loadu_epi8): Likewise.
8469 (_mm512_mask_storeu_epi8): Pass char * to
8470 __builtin_ia32_storedquqi512_mask.
8471 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8472 const double * to __builtin_ia32_loadupd512_mask.
8473 (_mm512_mask_loadu_pd): Likewise.
8474 (_mm512_maskz_loadu_pd): Likewise.
8475 (_mm512_storeu_pd): Pass double * to
8476 __builtin_ia32_storeupd512_mask.
8477 (_mm512_mask_storeu_pd): Likewise.
8478 (_mm512_loadu_ps): Pass const float * to
8479 __builtin_ia32_loadups512_mask.
8480 (_mm512_mask_loadu_ps): Likewise.
8481 (_mm512_maskz_loadu_ps): Likewise.
8482 (_mm512_storeu_ps): Pass float * to
8483 __builtin_ia32_storeups512_mask.
8484 (_mm512_mask_storeu_ps): Likewise.
8485 (_mm512_mask_loadu_epi64): Pass const long long * to
8486 __builtin_ia32_loaddqudi512_mask.
8487 (_mm512_maskz_loadu_epi64): Likewise.
8488 (_mm512_mask_storeu_epi64): Pass long long *
8489 to __builtin_ia32_storedqudi512_mask.
8490 (_mm512_loadu_si512): Pass const int * to
8491 __builtin_ia32_loaddqusi512_mask.
8492 (_mm512_mask_loadu_epi32): Likewise.
8493 (_mm512_maskz_loadu_epi32): Likewise.
8494 (_mm512_storeu_si512): Pass int * to
8495 __builtin_ia32_storedqusi512_mask.
8496 (_mm512_mask_storeu_epi32): Likewise.
8497 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8498 char * to __builtin_ia32_storedquqi256_mask.
8499 (_mm_mask_storeu_epi8): Likewise.
8500 (_mm256_mask_loadu_epi16): Pass const short * to
8501 __builtin_ia32_loaddquhi256_mask.
8502 (_mm256_maskz_loadu_epi16): Likewise.
8503 (_mm_mask_loadu_epi16): Pass const short * to
8504 __builtin_ia32_loaddquhi128_mask.
8505 (_mm_maskz_loadu_epi16): Likewise.
8506 (_mm256_mask_loadu_epi8): Pass const char * to
8507 __builtin_ia32_loaddquqi256_mask.
8508 (_mm256_maskz_loadu_epi8): Likewise.
8509 (_mm_mask_loadu_epi8): Pass const char * to
8510 __builtin_ia32_loaddquqi128_mask.
8511 (_mm_maskz_loadu_epi8): Likewise.
8512 (_mm256_mask_storeu_epi16): Pass short * to.
8513 __builtin_ia32_storedquhi256_mask.
8514 (_mm_mask_storeu_epi16): Pass short * to.
8515 __builtin_ia32_storedquhi128_mask.
8516 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8517 const double * to __builtin_ia32_loadupd256_mask.
8518 (_mm256_maskz_loadu_pd): Likewise.
8519 (_mm_mask_loadu_pd): Pass onst double * to
8520 __builtin_ia32_loadupd128_mask.
8521 (_mm_maskz_loadu_pd): Likewise.
8522 (_mm256_mask_storeu_pd): Pass double * to
8523 __builtin_ia32_storeupd256_mask.
8524 (_mm_mask_storeu_pd): Pass double * to
8525 __builtin_ia32_storeupd128_mask.
8526 (_mm256_mask_loadu_ps): Pass const float * to
8527 __builtin_ia32_loadups256_mask.
8528 (_mm256_maskz_loadu_ps): Likewise.
8529 (_mm_mask_loadu_ps): Pass const float * to
8530 __builtin_ia32_loadups128_mask.
8531 (_mm_maskz_loadu_ps): Likewise.
8532 (_mm256_mask_storeu_ps): Pass float * to
8533 __builtin_ia32_storeups256_mask.
8534 (_mm_mask_storeu_ps): ass float * to
8535 __builtin_ia32_storeups128_mask.
8536 (_mm256_mask_loadu_epi64): Pass const long long * to
8537 __builtin_ia32_loaddqudi256_mask.
8538 (_mm256_maskz_loadu_epi64): Likewise.
8539 (_mm_mask_loadu_epi64): Pass const long long * to
8540 __builtin_ia32_loaddqudi128_mask.
8541 (_mm_maskz_loadu_epi64): Likewise.
8542 (_mm256_mask_storeu_epi64): Pass long long * to
8543 __builtin_ia32_storedqudi256_mask.
8544 (_mm_mask_storeu_epi64): Pass long long * to
8545 __builtin_ia32_storedqudi128_mask.
8546 (_mm256_mask_loadu_epi32): Pass const int * to
8547 __builtin_ia32_loaddqusi256_mask.
8548 (_mm256_maskz_loadu_epi32): Likewise.
8549 (_mm_mask_loadu_epi32): Pass const int * to
8550 __builtin_ia32_loaddqusi128_mask.
8551 (_mm_maskz_loadu_epi32): Likewise.
8552 (_mm256_mask_storeu_epi32): Pass int * to
8553 __builtin_ia32_storedqusi256_mask.
8554 (_mm_mask_storeu_epi32): Pass int * to
8555 __builtin_ia32_storedqusi128_mask.
8556 * config/i386/i386-builtin-types.def (PCSHORT): New.
8558 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8559 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8560 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8561 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8562 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8563 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8564 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8565 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8566 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8567 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8568 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8569 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8570 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8571 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8572 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8573 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8574 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8575 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8576 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8577 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8578 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8579 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8580 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8581 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8582 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8583 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8584 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8585 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8586 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8587 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8588 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8589 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8590 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8591 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8592 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8593 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8594 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8595 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8596 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8597 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8598 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8599 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8600 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8601 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8602 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8603 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8604 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8605 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8606 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8608 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8609 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8611 (ix86_expand_vector_move_misalign): Likewise.
8612 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8613 to scalar function prototype for unaligned load/store builtins.
8614 (ix86_expand_special_args_builtin): Updated.
8615 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8616 (UNSPEC_STOREU): Likewise.
8617 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8618 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8619 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8620 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8621 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8622 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8623 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8624 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8625 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8626 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8627 (<avx512>_storedqu<mode>_mask): Likewise.
8628 (*sse4_2_pcmpestr_unaligned): Likewise.
8629 (*sse4_2_pcmpistr_unaligned): Likewise.
8630 (*mov<mode>_internal): Renamed to ...
8631 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8632 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8633 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8634 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8636 2016-04-19 Richard Biener <rguenther@suse.de>
8638 PR tree-optimization/70171
8639 * tree-ssa-phiprop.c: Include stor-layout.h.
8640 (phiprop_insert_phi): Handle the aggregate copy case.
8641 (propagate_with_phi): Likewise.
8643 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8645 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8646 instead of simplify_gen_subreg (... , 0).
8647 (ix86_delegitimize_address): Ditto.
8648 (ix86_split_divmod): Ditto.
8649 (ix86_split_copysign_const): Ditto.
8650 (ix86_split_copysign_var): Ditto.
8651 (ix86_expand_args_builtin): Ditto.
8652 (ix86_expand_round_builtin): Ditto.
8653 (ix86_expand_special_args_builtin): Ditto.
8654 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8655 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8656 (udivmodqi4): Ditto.
8657 (absneg splitters): Ditto.
8658 (*jcc_bt<mode>_1): Ditto.
8660 2016-04-19 Richard Biener <rguenther@suse.de>
8662 PR tree-optimization/70724
8663 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8664 restoring out from ...
8665 (free_scc_vn): ... here.
8666 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8667 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8669 (pass_fre::execute): Restore SSA info.
8671 2016-04-19 Richard Biener <rguenther@suse.de>
8673 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8674 * gimple-walk.c (walk_gimple_op): Initialize it.
8675 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8676 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8677 remapping SSA names of defs.
8678 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8681 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8684 * lra-constraints.c (equiv_substition_p): New.
8685 (process_alt_operands): Use it.
8686 (swap_operands): Swap it.
8687 (curr_insn_transform): Update it.
8689 2016-04-18 Michael Matz <matz@suse.de>
8691 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8692 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8693 * tree-core.h (tree_type_common.align): Use bit-field.
8694 (tree_type_common.spare): New.
8695 (tree_decl_common.off_align): Make smaller.
8696 (tree_decl_common.align): Use bit-field.
8698 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8699 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8700 (scan_sharing_clauses): Ditto.
8701 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8702 (omp_finish_file): Ditto.
8703 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8704 (layout_decl): Ditto.
8705 (relayout_decl): Ditto.
8706 (finalize_record_size): Use SET_TYPE_ALIGN.
8707 (finalize_type_size): Ditto.
8708 (finish_builtin_struct): Ditto.
8709 (layout_type): Ditto.
8710 (initialize_sizetypes): Ditto.
8711 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8712 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8713 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8714 (get_chain_field): Ditto.
8715 (get_trampoline_type): Ditto.
8716 (get_nl_goto_field): Ditto.
8717 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8719 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8720 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8721 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8722 (build_qualified_type): Use SET_TYPE_ALIGN.
8723 (build_aligned_type, build_range_type_1): Ditto.
8724 (build_atomic_base): Ditto.
8725 (build_common_tree_nodes): Ditto.
8726 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8727 (expand_one_stack_var_at): Ditto.
8728 * coverage.c (build_var): Use SET_DECL_ALIGN.
8729 * except.c (init_eh): Ditto.
8730 * function.c (assign_parm_setup_block): Ditto.
8731 * symtab.c (increase_alignment_1): Ditto.
8732 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8733 * tree-vect-stmts.c (ensure_base_align): Ditto.
8734 * varasm.c (align_variable): Ditto.
8735 (assemble_variable): Ditto.
8736 (build_constant_desc): Ditto.
8737 (output_constant_def_contents): Ditto.
8739 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8740 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8741 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8742 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8743 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8745 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8748 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8749 replace %vmovsd with "%vmovq".
8750 (vec_concatv2df): Likewise.
8752 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8754 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8755 (*vec_extractv2si_0): Ditto.
8756 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8757 (zero_extended_scalar_load_operand splitters): Ditto.
8758 (vec_extract splitters): Ditto.
8759 (*vec_extractv4si_0_zext): Ditto.
8760 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8762 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8763 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8764 (*sse4_1_extractps): Use lowpart_subreg.
8765 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8767 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8769 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8771 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8772 Mention Solaris 11 packaging changes.
8773 Update gas and gld requirements.
8774 Remove reference to pre-Solaris 10 bug.
8775 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8777 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8780 2016-04-17 Jan Hubicka <jh@suse.cz>
8782 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8783 max_loop_iterations_int.
8785 2016-04-18 Richard Biener <rguenther@suse.de>
8787 PR tree-optimization/43434
8788 * tree-ssa-structalias.c (struct vls_data): New.
8789 (visit_loadstore): Handle all pointer-based accesses.
8790 (compute_dependence_clique): Compute a bitmap of restrict tags
8791 assigned bases and pass it to visit_loadstore.
8793 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8796 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8797 armv8.1-a and armv8.1-a+crc.
8799 2016-04-18 Richard Biener <rguenther@suse.de>
8801 PR tree-optimization/70701
8802 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8803 references after translating through a memcpy.
8805 2016-04-18 Richard Biener <rguenther@suse.de>
8807 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8808 (compute_antic): ... here. For partial antic use regular
8809 postorder and scrap iteration.
8810 (compute_partial_antic_aux): Remove unused return value.
8811 (init_pre): Do not allocate postorder.
8812 (fini_pre): Do not free postorder.
8814 2016-04-18 Richard Biener <rguenther@suse.de>
8817 * expmed.c (extract_bit_field_1): Remove broken case
8818 using a wider MODE_INT mode.
8820 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8822 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8823 unless compiling with at least GCC-4.8.
8825 2016-04-17 Jan Hubicka <jh@suse.cz>
8828 * graphite.c (graphite_finalize): Update call to
8829 tree_estimate_probability.
8830 * predict.h (tree_estimate_probability): Update prototype.
8832 2016-04-17 Jan Hubicka <jh@suse.cz>
8834 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8835 (tree_estimate_probability): Likewise.
8836 (pass_profile::execute): Update.
8837 (report_predictor_hitrates): New function.
8838 * profile.c (compute_branch_probabilities): Use it.
8839 * predict.h (report_predictor_hitrates): Declare.
8841 2016-04-17 Jan Hubicka <jh@suse.cz>
8844 * cgraph.h (cgraph_node::set_const_flag,
8845 cgraph_node::set_pure_flag): Update prototype to return bool;
8847 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8848 of interposable symbol are interposable, too.
8849 (cgraph_set_const_flag_1): Rename to ...
8850 (set_const_flag_1): ... this one; change to self recursive function
8851 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8852 clearnig the flag in all variants and also virtual thunks of const
8853 functions are pure; track if any change was done.
8854 (cgraph_node::set_const_flag): Update.
8855 (struct set_pure_flag_info): New struct.
8856 (cgraph_set_pure_flag_1): Rename to ...
8857 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8858 rather than pointer encoded flags; track if any changes was done;
8859 handle correctly clearning flag and setting flag of aliases already
8861 (cgraph_node::set_pure_flag): Update.
8862 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8864 2016-04-17 Tom de Vries <tom@codesourcery.com>
8867 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8870 2016-04-17 Tom de Vries <tom@codesourcery.com>
8872 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8873 '{}<> ' as escape-for-record.
8875 2016-04-17 Tom de Vries <tom@codesourcery.com>
8877 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8880 2016-04-17 Tom de Vries <tom@codesourcery.com>
8883 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8884 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8885 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8886 * passes.c (finish_optimization_passes): Only call
8887 finish_graph_dump_file if dfi->graph_dump_initialized.
8888 (execute_function_dump, pass_init_dump_file): Use
8889 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8891 2016-04-17 Tom de Vries <tom@codesourcery.com>
8893 PR tree-optimization/70256
8894 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8895 (debug_varmap): New function.
8897 2016-04-17 Tom de Vries <tom@codesourcery.com>
8900 * passes.c (pass_manager::register_pass): Propagate pflags.
8902 2016-04-17 Tom de Vries <tom@codesourcery.com>
8905 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8906 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8907 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8908 check if it's equal to p_start.
8909 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8911 2016-04-15 Jan Hubicka <jh@suse.cz>
8914 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8915 function does not bind to current def.
8916 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8917 handle conservatively calls to functions that does not need to bind
8919 (check_call): Update call of worse_state.
8920 (ignore_edge_for_nothrow): Update.
8921 (ignore_edge_for_pure_const): Likewise.
8922 (propagate_pure_const): Update calls to worse_state.
8923 (skip_function_for_local_pure_const): Reformat comments.
8925 2016-04-15 Jan Hubicka <jh@suse.cz>
8928 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8929 (cgraph_node::function_symbol): Likewise.
8930 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8931 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8932 (symtab_node::ultimate_alias_target): Add REF parameter.
8933 (symtab_node::binds_to_current_def_p): Declare.
8934 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8935 (cgraph_node::function_symbol): Likewise.
8936 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8937 (cgraph_node::get_availability): Likewise.
8938 (cgraph_edge::binds_to_current_def_p): New inline function.
8939 (varpool_node::get_availability): Add REF parameter.
8940 (varpool_node::ultimate_alias_target): Likewise.
8941 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8942 (symtab_node::binds_to_current_def_p): Likewise.
8943 * varpool.c (varpool_node::get_availability): Likewise.
8945 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8948 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8949 Fix mode size check.
8951 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8953 * BASE-VER: Set to 7.0.0.
8955 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8957 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8959 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8961 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8962 architecture revisions.
8964 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8966 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8967 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8968 * config/i386/i386.md (stack decrement to push peepholes): Guard
8969 with !x86_using_red_zone ().
8971 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8974 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8975 to dump_generic_node.
8976 (NIY): Pass also flags to do_niy.
8978 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8980 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8981 (simd_clone_vector_of_formal_parm_types)
8982 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8983 (simd_clone_mangle, simd_clone_create)
8984 (simd_clone_adjust_return_type, create_tmp_simd_array)
8985 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8986 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8987 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8988 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8989 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8990 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8991 * omp-simd-clone.c: ... this new file.
8992 (simd_clone_vector_of_formal_parm_types): Make it static.
8993 * Makefile.in (OBJS): Add omp-simd-clone.o.
8995 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8998 * config/i386/sse.md: Use proper memory operand modifiers.
9001 2016-04-15 Richard Biener <rguenther@suse.de>
9002 Alan Modra <amodra@gmail.com>
9004 PR tree-optimization/70130
9005 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9006 when alignment stays not the same and no not use the realign
9009 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9012 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9013 direct move handlers for KFmode. Change TFmode handlers test from
9014 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9016 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9019 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9020 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9021 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9022 * tree-ssa-live.c (remove_unused_scope_block_p): When
9023 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9024 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9025 block_ultimate_origin is FUNCTION_DECL.
9026 (remove_unused_locals): If current_function_decl is
9027 polymorphic_ctor_dtor_p, pass initial true to
9028 remove_unused_scope_block_p' is_ctor_dtor_block.
9030 2016-04-14 Martin Sebor <msebor@redhat.com>
9035 * doc/extend.texi (Variable Length): Revert.
9037 2016-04-14 Marek Polacek <polacek@redhat.com>
9038 Jan Hubicka <hubicka@ucw.cz>
9041 * tree.c (verify_type): Disable the canonical type of main variant
9044 2016-04-14 Jason Merrill <jason@redhat.com>
9046 * cfgexpand.c, expr.c: Revert previous change.
9048 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9051 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9052 when building a mem ref for the incoming reduction variable.
9054 2016-04-14 Richard Biener <rguenther@suse.de>
9056 PR tree-optimization/70614
9057 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9058 loop if the evolution dropped to chrec_dont_know.
9059 (interpret_condition_phi): Likewise.
9061 2016-04-14 Richard Biener <rguenther@suse.de>
9063 PR tree-optimization/70623
9064 * tree-ssa-pre.c (changed_blocks): Make global ...
9065 (compute_antic): ... local here. Move and fix worklist
9066 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9067 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9068 worklist handling, dump when ANTIC_IN changed.
9069 (compute_partial_antic_aux): Remove worklist handling.
9070 (init_pre): Do not compute post dominators. Add a comment about
9071 the CFG order chosen.
9072 (fini_pre): Do not free post dominators.
9074 2016-04-13 Martin Sebor <msebor@redhat.com>
9079 * doc/extend.texi (Variable Length): Document C++ specifics.
9081 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9084 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9085 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9086 eh edges have been purged.
9089 * tree-sra.c (create_access_replacement,
9090 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9092 * tree-pretty-print.c (dump_fancy_name): New function.
9093 (dump_decl_name, dump_generic_node): Use it.
9095 2016-04-13 Jason Merrill <jason@redhat.com>
9097 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9098 * expr.c (expand_expr_real_1): Likewise.
9100 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9102 * config/i386/i386.md (kunpckhi): Swap operands.
9103 (kunpcksi): Likewise.
9104 (kunpckdi): Likewise.
9105 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9106 (vec_pack_trunc_<mode>): Likewise.
9108 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9111 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9114 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9115 gimplification turns some element into non-constant.
9118 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9119 * explow.c (convert_memory_address_addr_space_1): No longer static,
9120 add NO_EMIT argument and don't call convert_modes if true, pass
9121 it down recursively, remove break after return.
9122 (convert_memory_address_addr_space): Adjust caller.
9123 * simplify-rtx.c (simplify_unary_operation_1): Call
9124 convert_memory_address_addr_space_1 instead of convert_memory_address,
9125 if it returns NULL, don't simplify.
9127 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9130 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9132 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9134 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9135 Bump the upper SIMDLEN limits, so that if the return type or
9136 characteristic type if the return type is void can be passed in
9137 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9140 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9143 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9144 Do not use "=" constraint on an input constraint.
9145 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9146 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9147 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9148 generates (neg (abs ...)) instead of (abs ...).
9150 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9152 PR rtl-optimization/70596
9153 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9154 just invalidate LRA data and reset them. Adjust dump wording.
9156 2016-04-12 Martin Liska <mliska@suse.cz>
9159 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9161 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9163 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9164 max_loop_iterations_int.
9165 (tree_unswitch_outer_loop): Likewise.
9166 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9167 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9169 2016-04-12 Tom de Vries <tom@codesourcery.com>
9171 PR tree-optimization/68756
9172 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9173 instead of new_name.
9175 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9177 PR tree-optimization/70602
9178 * tree-sra.c (generate_subtree_copies): Don't write anything into
9179 constant pool decls.
9181 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9182 regardless whether there are depend clauses or not.
9184 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9187 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9188 target attribute and pragma from changing the -mfloat128
9189 and -mfloat128-hardware options.
9191 * doc/extend.texi (Additional Floating Types): Document PowerPC
9192 __float128 restrictions.
9194 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9197 * config/aarch64/driver-aarch64.c
9198 (aarch64_get_extension_string_for_isa_flags): New.
9199 (arch_extension): Rename to...
9200 (aarch64_arch_extension): ...This.
9201 (ext_to_feat_string): Rename to...
9202 (aarch64_extensions): ...This.
9203 (aarch64_core_data): Keep track of architecture extension flags.
9204 (cpu_data): Rename to...
9205 (aarch64_cpu_data): ...This.
9206 (aarch64_arch_driver_info): Keep track of architecture extension
9208 (get_arch_name_from_id): Rename to...
9209 (get_arch_from_id): ...This, change return type.
9210 (host_detect_local_cpu): Update and reformat for renames, handle
9211 extensions through common infrastructure.
9213 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9216 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9217 track of a canonical flag name.
9218 (all_extensions): Likewise.
9219 (arch_to_arch_name): Also track extension flags enabled by the arch.
9220 (all_architectures): Likewise.
9221 (aarch64_parse_extension): Move to here.
9222 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9224 (aarch64_rewrite_selected_cpu): Update for above change.
9225 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9226 are handled, such that the single explicit value enabled by an
9227 extension is kept seperate from the implicit values it also enables.
9228 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9230 (aarch64_parse_extension): New.
9231 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9232 here to config/aarch64/aarch64-protos.h.
9233 (aarch64_parse_extension): Move from here to
9234 common/config/aarch64/aarch64-common.c.
9235 (aarch64_option_print): Update.
9236 (aarch64_declare_function_name): Likewise.
9237 (aarch64_start_file): Likewise.
9238 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9239 the canonical flag for extensions.
9240 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9243 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9245 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9248 2016-04-09 Tom de Vries <tom@codesourcery.com>
9250 PR tree-optimization/68953
9251 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9252 first to last subscript.
9254 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9256 PR tree-optimization/70586
9257 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9260 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9264 PR tree-optimization/70373
9268 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9269 clauses for acc parallel reductions as necessary. Error on those
9271 * omp-low.c (scan_sharing_clauses): Don't install variables which
9272 are used in acc parallel reductions.
9273 (lower_rec_input_clauses): Remove dead code.
9274 (lower_oacc_reductions): Add support for reference reductions.
9275 (lower_reduction_clauses): Remove dead code.
9276 (lower_omp_target): Don't remap variables appearing in acc parallel
9278 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9280 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9283 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9284 with multiple SSA_NAME defs, force the outputs other than first
9285 to be live before calling live_track_process_def on each output.
9287 PR rtl-optimization/70574
9288 * fwprop.c (forward_propagate_and_simplify): Don't add
9289 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9290 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9291 paradoxical subregs within *loc.
9293 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9295 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9296 -ftree-parallelize-loops={0,1}.
9297 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9298 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9299 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9300 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9301 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9303 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9306 * asan.c (instrument_derefs): If we get unknown location, extract it
9308 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9310 2016-04-08 Tom de Vries <tom@codesourcery.com>
9312 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9313 implicit firstprivate clause.
9315 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9318 * config/arm/thumb2.md (tst + branch-> lsls + branch
9319 peephole below *orsi_not_shiftsi_si): Require that condition
9320 register is dead after the peephole.
9321 (second peephole after the above): Likewise.
9323 2016-04-08 Alan Modra <amodra@gmail.com>
9326 * builtins.c (fold_builtin_classify): For IBM extended precision,
9327 look at just the high-order double to test for NaN.
9328 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9329 test just the high double for Inf but both doubles for subnormal
9332 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9334 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9335 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9336 node->simdclone->mask_mode != VOIDmode masks.
9337 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9338 earlier, use it instead of node->simdclone.
9339 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9340 Set clonei->mask_mode.
9342 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9345 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9346 Pass it through to cp_parser_already_scoped_statement.
9347 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9348 it through to cp_parser_statement.
9349 (cp_parser_statement): Pass IF_P through to
9350 cp_parser_iteration_statement.
9351 (cp_parser_pragma): Adjust call to
9352 cp_parser_iteration_statement.
9354 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9357 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9358 resolve a future -Wparentheses warning.
9359 * omp-low.c (scan_sharing_clauses): Likewise.
9360 * tree-parloops.c (eliminate_local_variables): Likewise.
9362 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9364 PR rtl-optimization/70398
9365 * lra-constraints.c (process_address_1): Check zero scale and code
9366 for reloading with zero scale.
9368 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9370 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9371 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9373 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9375 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9376 Add support for AVX512F clones, include them by default for
9377 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9378 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9382 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9383 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9384 firstprivate clauses.
9385 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9386 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9387 (lower_omp_target): Set TREE_NO_WARNING for
9388 non-addressable possibly uninitialized vars which are copied into
9389 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9391 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9393 * config/pa/predicates.md (integer_store_memory_operand): Accept
9394 REG+D operands with a large offset when reload_in_progress is true.
9395 (floating_point_store_memory_operand): Likewise.
9397 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9400 * match.pd (nested int casts): Limit to GIMPLE.
9402 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9405 * ipa-devirt.c (maybe_record_node): Fix comment; use
9406 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9408 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9410 PR rtl-optimization/70542
9411 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9412 if there are any uses other than insn or debug insns.
9414 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9415 Jakub Jelinek <jakub@redhat.com>
9417 PR tree-optimization/70509
9418 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9419 Shift HOST_WIDE_INT_1U instead of 1.
9421 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9423 PR tree-optimization/70509
9424 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9425 of the vector base type for index.
9427 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9430 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9432 2016-04-05 Richard Biener <rguenther@suse.de>
9434 PR tree-optimization/70526
9435 * tree-sra.c (build_ref_for_offset): Use prev_base to
9436 extract the alias pointer type.
9438 2016-04-05 Richard Biener <rguenther@suse.de>
9440 * dse.c (struct store_info): Remove alias_set member.
9441 (struct read_info_type): Likewise.
9442 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9443 spill_deleted, clear_alias_set_lookup): Remove.
9444 (get_group_info): Remove dead base == NULL_RTX case.
9445 (dse_step0): Remove initialization of removed variables.
9446 (delete_dead_store_insn): Reomve alias set dumping.
9447 (free_read_records): Remove alias_set handling.
9448 (canon_address): Remove alias_set_out parameter.
9449 (record_store): Remove spill_alias_set, it's always zero.
9450 (check_mem_read_rtx): Likewise.
9451 (dse_step2): Rename from ...
9452 (dse_step2_nospill): ... this. Adjust.
9453 (scan_stores): Rename from ...
9454 (scan_stores_nospill): ... this.
9455 (scan_reads): Rename from ...
9456 (scan_reads_nospill): ... this.
9457 (scan_stores_spill, scan_reads_spill): Remove.
9458 (dse_step3_scan): Remove for_spills argument which is always false.
9459 (dse_step3): Likewise.
9460 (dse_step5): Rename from ...
9461 (dse_step5_nospill): ... this. Remove alias_set handling.
9462 (rest_of_handle_dse): Adjust.
9464 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9467 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9468 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9469 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9470 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9472 2016-04-05 Richard Biener <rguenther@suse.de>
9475 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9476 non-register type temporaries into SSA.
9478 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9481 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9482 calls when sanitizing.
9483 (possible_polymorphic_call_target_p): Fix formatting.
9485 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9486 Jakub Jelinek <jakub@redhat.com>
9489 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9490 to ensure a call statement is compatible with a built-in's
9492 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9495 2016-04-04 Richard Biener <rguenther@suse.de>
9497 PR rtl-optimization/70484
9498 * rtl.h (canon_output_dependence): Declare.
9499 * alias.c (canon_output_dependence): New function.
9500 * dse.c (record_store): Use canon_output_dependence rather
9501 than canon_true_dependence.
9503 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9506 * cgraph.h (symtab_node::copy_visibility_from): New function.
9507 * symtab.c (symtab_node::copy_visibility_from): New function.
9508 * ipa-visibility.c (optimize_weakref): New function.
9509 (function_and_variable_visibility): Use it.
9511 2016-04-04 Martin Liska <mliska@suse.cz>
9514 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9515 value that is really in range handled by SBR instruction.
9516 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9517 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9518 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9520 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9524 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9525 set, but not for SP_REG operands.
9527 2016-04-02 Martin Sebor <msebor@redhat.com>
9530 * fold-const.c (maybe_nonzero_address): New function.
9531 (fold_comparison): Call it. Fold equality and relational
9532 expressions involving null pointers.
9533 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9535 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9537 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9538 the "Y" constraint (scalar FP 0.0 immediate).
9540 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9541 Add the "const_double" to the list of operand constraints.
9543 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9545 PR rtl-optimization/70467
9546 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9547 If low word of the last operand is 0, just emit addition/subtraction
9550 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9553 * config/s390/s390.c (s390_expand_insv): Check for everything
9554 constant instead of just VOIDmode stuff.
9556 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9559 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9561 2016-04-01 Nathan Sidwell <nathan@acm.org>
9563 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9565 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9567 PR rtl-optimization/70461
9568 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9571 2016-03-31 Martin Liska <mliska@suse.cz>
9574 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9575 a tree value or an immediate integer value to a buffer
9576 that is eventually copied to a BRIG section.
9577 (emit_immediate_operand): Call the function here.
9578 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9579 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9580 of class' fields that are removed.
9581 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9582 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9583 m_brig_repr_size fields.
9585 2016-03-31 Martin Liska <mliska@suse.cz>
9588 * hsa-gen.c (hsa_function_representation::update_dominance): New
9590 (convert_addr_to_flat_segment): Likewise.
9591 (gen_hsa_memory_set): New alignment argument.
9592 (gen_hsa_ctor_assignment): Likewise.
9593 (gen_hsa_insns_for_single_assignment): Provide alignment
9594 to gen_hsa_ctor_assignment.
9595 (gen_hsa_insns_for_direct_call): Add new argument.
9596 (expand_lhs_of_string_op): New function.
9597 (expand_string_operation_builtin): Likewise.
9598 (expand_memory_copy): New function.
9599 (expand_memory_set): New function.
9600 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9601 (convert_switch_statements): Change signature.
9602 (generate_hsa): Use a return value of the function.
9603 (pass_gen_hsail::execute): Do not call
9604 convert_switch_statements here.
9605 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9606 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9607 (hsa_function_representation::update_dominance): New function.
9609 2016-03-31 Martin Liska <mliska@suse.cz>
9612 * hsa-brig.c (emit_directive_variable): Emit alignment
9613 according to hsa_symbol::m_align.
9614 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9615 (dump_hsa_symbol): Dump alignment of HSA symbols.
9616 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9617 (gen_hsa_addr_with_align): New function.
9618 (hsa_bitmemref_alignment): Use newly added function.
9619 (gen_hsa_insns_for_load): Likewise.
9620 (gen_hsa_insns_for_store): Likewise.
9621 (gen_hsa_memory_copy): New argument added.
9622 (gen_hsa_insns_for_single_assignment): Respect
9623 alignment for assignments processed via gen_hsa_memory_copy.
9624 (gen_hsa_insns_for_direct_call): Likewise.
9625 (gen_hsa_insns_for_return): Likewise.
9626 (gen_function_def_parameters): Set default alignment.
9627 * hsa.c (hsa_object_alignment): New function.
9628 (hsa_byte_alignment): Pasted function.
9629 * hsa.h (hsa_symbol::m_align): New field.
9631 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9633 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9634 scratch field for goto case.
9636 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9638 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9640 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9643 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9644 (scalar_chain::convert_insn): Call convert_op for reg
9645 moves to handle undefined registers.
9647 2016-03-31 Nathan Sidwell <nathan@acm.org>
9650 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9651 Assert we don't want to move backwards.
9653 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9656 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9658 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9660 PR rtl-optimization/70460
9661 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9662 with operand from REG_LABEL_OPERAND, instead substitute
9663 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9664 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9666 2016-03-31 Martin Liska <mliska@suse.cz>
9668 * passes.c (execute_one_pass): Do not call
9669 todo_after for a discarded function.
9671 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9673 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9674 (no_cost, infinite_cost): Initialize the new field.
9675 (get_computation_cost_at): Record setup cost.
9676 (determine_use_iv_cost_address): Skip cost computation for sub
9677 uses if we can estimate it without losing accuracy.
9679 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9681 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9683 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9684 max_loop_iterations_int.
9685 (tree_unswitch_outer_loop): Likewise.
9686 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9687 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9689 2016-03-30 Richard Biener <rguenther@suse.de>
9692 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9694 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9697 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9698 in gen_blendm expander.
9700 2016-03-30 Nick Clifton <nickc@redhat.com>
9703 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9704 case where we are already provided with an SImode SUBREG.
9706 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9709 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9710 conflict between DRAP register and __builtin_eh_return.
9712 2016-03-30 Michael Matz <matz@suse.de>
9713 Richard Biener <rguenther@suse.de>
9716 * ipa-polymorphic-call.c (struct type_change_info): Change
9717 speculative to an unsigned allowing to limit the work we do.
9718 (csftc_abort_walking_p): New inline function..
9719 (check_stmt_for_type_change): Limit the number of may-defs
9720 skipped for speculative devirtualization to
9721 max-speculative-devirt-maydefs.
9722 * params.def (max-speculative-devirt-maydefs): New param.
9723 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9725 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9728 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9731 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9733 PR tree-optimization/59124
9734 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9735 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9737 2016-03-29 Jeff Law <law@redhat.com>
9739 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9741 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9743 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9746 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9748 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9749 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9750 gcrt0.o if linking dynamically.
9752 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9755 * ipa-devirt.c (methods_equal_p): New function.
9756 (compare_virtual_tables): Use it.
9757 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9758 * cgraphclones.c (clone_function_name_1): Use
9759 symbol_table::symbol_suffix_separator.
9760 * coverage.c (build_var): Likewise.
9761 * symtab.c (symbol_table::symbol_suffix_separator): New.
9763 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9765 PR rtl-optimization/70429
9766 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9767 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9768 mode != result_mode.
9771 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9773 PR tree-optimization/70405
9774 * ssa-iterators.h (num_imm_uses): Add missing braces.
9776 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9778 PR rtl-optimization/68695
9779 * ira-color.c (allocno_copy_cost_saving): New.
9780 (improve_allocation): Use it.
9782 2016-03-29 Richard Henderson <rth@redhat.com>
9785 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9787 2016-03-29 Richard Biener <rguenther@suse.de>
9790 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9791 use alignment returned by get_pointer_alignment_1 if it is
9792 bigger than BITS_PER_UNIT.
9793 * builtins.c (get_pointer_alignment_1): Do not return true
9794 for alignment extracted from SSA info.
9796 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9798 * config/ft32/ft32.opt (mnodiv): New.
9799 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9800 * doc/invoke.texi (FT32 Options -mnodiv): New.
9802 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9805 * config/i386/i386.md (define_split, andn): Fix modes.
9807 2016-03-26 Richard Biener <rguenther@suse.de>
9808 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9811 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9813 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9814 as 2nd argument to cl_optimization_restore().
9816 2016-03-25 Richard Henderson <rth@redhat.com>
9819 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9820 * config/aarch64/aarch64-protos.h: Declare it.
9821 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9823 2016-03-25 Alan Modra <amodra@gmail.com>
9826 * config/rs6000/constraints.md (j): Simplify.
9827 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9829 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9830 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9831 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9832 in all constraint alternatives.
9833 (movtd_64bit_nodm): Delete "j" constraint alternative.
9835 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9837 * tree-ssa-propagate.c: Enhance docs for
9838 SSA_PROP_NOT_INTERESTING.
9840 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9842 * doc/extend.texi: Fix typo in documentation to pure attribute.
9844 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9847 * config/pa/pa.md (bswapdi2): Use a scratch register.
9849 2016-03-24 Richard Henderson <rth@redhat.com>
9852 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9855 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9857 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9858 using ix86_expand_binary_operator instead of gen_andsi3.
9860 2016-03-24 Richard Biener <rguenther@suse.de>
9862 PR tree-optimization/70396
9863 * tree-vect-stmts.c (vectorizable_comparison): Use
9864 get_vectype_for_scalar_type.
9866 2016-03-24 Richard Biener <rguenther@suse.de>
9869 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9870 with register bases.
9872 2016-03-24 Richard Biener <rguenther@suse.de>
9874 PR tree-optimization/70372
9875 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9876 build_all_ones_cst to also handle vector types correctly.
9878 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9881 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9884 2016-03-23 Marek Polacek <polacek@redhat.com>
9887 * doc/invoke.texi: Document -Wignored-attributes.
9889 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9891 PR tree-optimization/69042
9892 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9893 parameter from 30 to 40.
9895 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9897 PR tree-optimization/69042
9898 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9899 for use with constant offset stripped in base.
9901 2016-03-23 Richard Biener <rguenther@suse.de>
9904 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9905 mode compatibility check.
9906 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9908 2016-03-23 Jeff Law <law@redhat.com>
9910 PR tree-optimization/64058
9911 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9913 (struct ssa_conflicts): Move up earlier in the file.
9914 (conflicts_, var_map_): New static variables.
9915 (initialize_conflict_count): New function to initialize the
9916 CONFLICT_COUNT field for each conflict pair.
9917 (compare_pairs): Lazily initialize the conflict count and use it
9918 as the first tie-breaker.
9919 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9920 and wipe conflicts_ and map_ around the call to qsort. Remove
9921 special case for 2 coalesce pairs.
9922 * bitmap.c (bitmap_count_unique_bits): New function.
9923 (bitmap_count_bits_in_word): New function, extracted from
9925 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9926 * bitmap.h (bitmap_count_unique_bits): Declare it.
9928 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9931 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9932 transparent alias chain for decl assembler name.
9933 * config/sol2.c (solaris_assemble_visibility): Likewise.
9935 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9937 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9939 (v10_fdivs): Likewise.
9940 (v10_fdivd): Likewise.
9942 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9945 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9946 to not call fclose twice on file.
9948 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9950 PR tree-optimization/70354
9951 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9952 oprnd0 is wider than oprnd1 and there is a cast from the wider
9953 type to oprnd1, mask it with the mask of the narrower type.
9956 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9957 Optimize TARGET_STV splitters, if high or low word of last argument
9960 2016-03-22 Jeff Law <law@redhat.com>
9963 tree-ssa-threadbackward.c
9964 (fsm_find_control_statement_thread_paths): Correctly distinguish
9965 between old style jump threads vs FSM jump threads.
9967 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9970 * config/i386/i386.c (scalar_chain::convert_op): Support
9971 uninitialized register usage case.
9973 2016-03-22 Richard Biener <rguenther@suse.de>
9976 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9978 (capture::gen_transform): ... to change behavior when substituting
9979 a condition into cond or not-cond expr context.
9980 (dt_simplify::gen_1): Adjust.
9981 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9982 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9983 last change and instead change to
9984 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9985 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9987 2016-03-22 Anthony Green <green@moxielogic.com>
9989 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9990 issue for moxiebox targets.
9991 (CC1PLUS_SPEC): Ditto.
9993 2016-03-22 Richard Biener <rguenther@suse.de>
9996 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9999 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10001 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10003 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10006 * config/i386/i386.c (def_builtin): Handle
10007 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10009 (const struct builtin_description bdesc_special_args[]):
10010 Remove duplicate ISA bits.
10012 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10015 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10016 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10017 in a way that works also for AVX512BW.
10020 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10021 instead of source if operands[1] is xmm16 and above and
10022 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10023 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10026 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10027 on assign if (*from_p) is a comparison, set it to
10028 TREE_NO_WARNING (*from_p).
10030 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10032 PR middle-end/70326
10033 * lra.c (restore_scratches): Ignore deleted insns.
10035 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10036 Jakub Jelinek <jakub@redhat.com>
10038 PR tree-optimization/70317
10039 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10042 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10045 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10046 of ix86_expand_move.
10048 (movti): Use general_operand for operand 1 predicate.
10050 2016-03-21 Martin Liska <mliska@suse.cz>
10052 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10054 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10056 2016-03-21 Martin Liska <mliska@suse.cz>
10059 * ipa-icf.c (sem_function::parse): Skip static
10060 constructors and destructors.
10062 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10065 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10066 function-like macro, peek following token(s) if it is followed
10067 by CPP_OPEN_PAREN token with optional padding in between, and
10068 if not, don't treat it like a macro.
10070 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10071 Alexander Monakov <amonakov@ispras.ru>
10073 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10074 for the stabs debug format.
10076 2016-03-21 Richard Biener <rguenther@suse.de>
10078 PR tree-optimization/70310
10079 * tree-vect-generic.c (expand_vector_condition): Fold the built
10082 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10085 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10086 Block third alternative for AVX-512VL target,
10088 2016-03-21 Martin Liska <mliska@suse.cz>
10091 * hsa-brig.c (emit_function_directives): Mark unemitted
10092 global variables for emission.
10093 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10094 (get_symbol_for_decl): Likewise.
10095 * hsa.h (struct hsa_symbol): New flag.
10097 2016-03-21 Richard Biener <rguenther@suse.de>
10099 PR tree-optimization/70288
10100 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10101 we do not estimate unsimplified all-constant conditionals or
10102 switches as optimized away.
10104 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10106 PR rtl-optimization/69102
10107 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10108 when we have a readonly dependency context.
10110 2016-03-18 Jeff Law <law@redhat.com>
10112 PR rtl-optimization/70263
10113 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10114 (update_equiv_regs): When trying to move a store to after the insn
10115 that sets the source of the store, make sure the store occurs after
10116 the insn that sets the source of the store. When successful note
10117 the REG_EQUIV note created in the dump file.
10119 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10120 Bernd Schmidt <bschmidt@redhat.com>
10122 * doc/extend.texi: Document more potential problems with basic asms.
10124 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10126 PR rtl-optimization/70278
10127 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10130 2016-03-18 Jason Merrill <jason@redhat.com>
10132 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10134 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10136 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10137 values to 128b regs.
10139 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10141 PR tree-optimization/70252
10142 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10143 boolean vector has a proper number of elements.
10144 (supportable_narrowing_operation): Likewise.
10146 2016-03-18 Tom de Vries <tom@codesourcery.com>
10149 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10151 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10153 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10154 instead of replace_rtx for DEBUG_INSNs.
10156 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10158 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10159 load type reservations.
10161 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10164 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10165 define_constraint for "Q" and "T" constraints.
10167 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10169 Tweak the pipeline model for Exynos M1
10171 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10174 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10177 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10178 where one or both locations aren't within a line_map.
10180 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10183 * opts.c (finish_options): Don't set flag_pie to the default if
10184 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10187 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10189 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10190 true as ALL_REGS argument to replace_rtx.
10192 2016-03-17 Richard Biener <rguenther@suse.de>
10195 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10198 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10201 * rtl.h (replace_rtx): Add ALL_REGS argument.
10202 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10203 equality and assert mode is the same, instead of just rtx pointer
10205 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10206 true as ALL_REGS argument to replace_rtx.
10208 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10210 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10211 for boolean vector with vector mode only.
10212 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10214 2016-03-17 Nick Clifton <nickc@redhat.com>
10217 * config/rx/rx.c (rx_print_integer): Print negative constants in
10220 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10223 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10225 2016-03-16 Richard Henderson <rth@redhat.com>
10226 Richard Biener <rguenth@suse.de>
10228 PR middle-end/70240
10229 PR middle-end/68215
10231 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10232 first operand as is_gimple_condexpr.
10234 PR middle-end/70240
10235 PR middle-end/68215
10237 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10238 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10239 Do not gimplify the result.
10240 (do_unop): Adjust call to tree_vec_extract.
10241 (do_binop): Likewise.
10242 (do_compare): Likewise.
10243 (do_plus_minus): Likewise.
10244 (do_negate): Likewise.
10245 (expand_vector_condition): Likewise.
10246 (do_cond): Likewise.
10248 2016-03-16 Richard Henderson <rth@redhat.com>
10251 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10252 (aarch64_classify_address): Use it.
10253 (aarch64_legitimize_address): Force all subexpressions of PLUS
10254 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10256 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10257 Richard Biener <rguenth@suse.de>
10260 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10261 return to even if only REGNO is equal, and assert
10264 2016-03-11 Jeff Law <law@redhat.com>
10266 PR rtl-optimization/70224
10267 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10269 2016-03-16 Richard Henderson <rth@redhat.com>
10271 PR middle-end/70199
10272 * function.h (struct function): Add has_forced_label_in_static.
10273 * gimplify.c (force_labels_r): Set it.
10274 * lto-streamer-in.c (input_struct_function_base): Read it.
10275 * lto-streamer-out.c (output_struct_function_base): Write it.
10276 * tree-inline.c (has_label_address_in_static_1): Remove.
10277 (copy_forbidden): Remove fndecl parameter; test
10278 has_forced_label_in_static.
10279 (inline_forbidden_p): Update call to copy_forbidden.
10280 (tree_versionable_function_p): Likewise.
10281 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10282 (chkp_versioning): Likewise.
10283 * tree-inline.h (copy_forbidden): Update decl.
10285 2016-03-16 Marek Polacek <polacek@redhat.com>
10288 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10289 function being thunked if the result type doesn't have fixed size.
10290 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10291 doesn't have fixed size.
10293 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10295 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10296 reporting malformed loop nest.
10298 2016-03-16 Tom de Vries <tom@codesourcery.com>
10301 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10302 nodes.length () == 1 test to before first nodes[0] access.
10304 2016-03-16 Tom de Vries <tom@codesourcery.com>
10306 PR tree-optimization/68715
10307 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10308 single_pred_p test.
10310 2016-03-16 Tom de Vries <tom@codesourcery.com>
10312 PR tree-optimization/68809
10313 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10316 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10317 Sandra Loosemore <sandra@codesourcery.com>
10319 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10320 on leaf attribute. Mention ELF interposition problems.
10322 2016-03-16 Alan Modra <amodra@gmail.com>
10324 PR rtl-optimization/69195
10325 PR rtl-optimization/47992
10326 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10329 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10332 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10334 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10336 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10338 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10340 PR rtl-optimization/70222
10341 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10342 optimization if mode is different from result_mode, queue up masking
10343 of the result in outer_op. Formatting fix.
10345 PR middle-end/70239
10346 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10349 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10351 PR rtl-optimization/69032
10352 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10353 looping backwards over basic block insns.
10355 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10358 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10359 to non-speculative when propagating trap bits.
10361 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10363 PR rtl-optimization/63384
10364 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10365 DEBUG_INSN_P insns.
10367 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10370 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10371 factored out from ...
10372 (sched_analyze_insn): ... here.
10373 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10374 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10375 get_implicit_reg_pending_clobbers in it.
10376 (setup_id_reg_sets): Use setup_id_implicit_regs.
10377 (deps_init_id): Ditto.
10379 2016-03-15 Tom de Vries <tom@codesourcery.com>
10382 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10384 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10385 execute_function_dump.
10386 (execute_one_pass): Don't dump function if it will be dumped after ipa
10389 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10391 * genrecog.c (match_pattern_2): If pred is NULL don't call
10392 safe_predicate_mode on it.
10394 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10396 PR middle-end/70219
10397 * lra-constraints.c (delete_move_and_clobber): Change assertion
10398 to also allow dregno == 0.
10400 2016-03-14 Richard Henderson <rth@redhat.com>
10403 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10404 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10405 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10406 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10409 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10412 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10414 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10416 * lra-constraints.c (split_reg): For hard regs, try to find the
10417 biggest single-register mode used in the function.
10419 2016-03-14 Richard Biener <rguenther@suse.de>
10421 PR tree-optimization/56365
10422 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10423 constants to compare against.
10425 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10428 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10429 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10430 (define_split for the GPR case): Use int_reg_operand instead of
10431 gpc_reg_operand for the output.
10433 2016-03-14 Tom de Vries <tom@codesourcery.com>
10435 PR tree-optimization/70045
10436 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10437 create_empty_if_region_on_edge argument.
10439 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10441 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10442 (STACK_CHECK_PROTECT): Likewise.
10443 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10444 (STACK_CHECK_PROTECT): Likewise.
10445 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10446 (STACK_CHECK_PROTECT): Likewise.
10447 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10448 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10449 (STACK_CHECK_PROTECT): Likewise.
10451 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10453 PR rtl-optimization/69307
10454 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10455 registers in modes that span more than one register.
10457 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10460 * lra-constraints.c (delete_move_and_clobber): New.
10461 (remove_inheritance_pseudos): Use it.
10463 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10466 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10467 the libcall is LCT_THROW.
10468 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10469 for the checking routine.
10471 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10474 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10475 optimization if we have direct move.
10476 (roundu32<mode>2_fprs): Likewise.
10478 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10481 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10483 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10484 Arguments swapped. All callers changed. Take reg_renumber into
10485 account, and Calculate and compare register ranges for hard regs.
10487 2016-03-11 Jeff Law <law@redhat.com>
10489 PR tree-optimization/70190
10490 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10491 Handle cases where we can not extract the taken edge, even though we
10492 found a constant value.
10494 PR tree-optimization/64058
10495 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10496 (num_coalesce_pairs): Move up earlier in file.
10497 (find_coalesce_pair): Initialize the INDEX field for each pair
10499 (compare_pairs): No longer sort on the elements in each pair.
10500 Instead break ties with the index of the coalesce pair.
10502 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10505 * config/aarch64/aarch64-protos.h
10506 (aarch64_save_restore_target_globals): New prototype.
10507 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10508 Call the above when popping pragma.
10509 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10511 (aarch64_set_current_function): Rewrite using the above.
10513 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10515 PR tree-optimization/70177
10516 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10517 (extract_ops_from_tree): ... this. In the 2 argument
10518 overload remove _1 suffix.
10519 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10520 (extract_ops_from_tree): ... this.
10521 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10523 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10524 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10525 extract_ops_from_tree instead of 2 operand one.
10527 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10529 PR tree-optimization/70013
10530 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10531 for constant-pool entries.
10533 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10535 PR rtl-optimization/70174
10536 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10537 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10539 PR tree-optimization/70169
10540 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10541 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10544 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10545 Jakub Jelinek <jakub@redhat.com>
10548 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10549 of uninitialized values.
10551 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10553 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10555 ("*trunctddd2"): New pattern definition.
10556 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10559 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10561 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10562 definitions for BFP and DFP rounding modes.
10563 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10564 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10565 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10566 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10569 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10571 * config/s390/constraints.md: Adjust comment.
10572 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10573 s390_decompose_addrstyle_without_index.
10574 * config/s390/predicates.md (shift_count_or_setmem_operand):
10575 Rename to setmem_operand.
10576 * config/s390/s390-protos.h
10577 (s390_decompose_shift_count): Rename to
10578 s390_decompose_addrstyle_without_index.
10579 * config/s390/s390.c (s390_decompose_shift_count)
10580 (s390_mem_constraint, print_shift_count_operand)
10581 (print_operand_address, print_operand): Rename
10582 s390_decompose_shift_count to
10583 s390_decompose_addrstyle_without_index and rename
10584 print_shift_count_operand to print_addrstyle_operand troughout the
10586 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10587 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10588 Rename shift_count_or_setmem_operand to setmem_operand.
10589 * config/s390/vx-builtins.md ("vec_insert<mode>")
10590 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10593 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10596 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10597 Handle overlapping retval and newval.
10599 2016-03-10 Nick Clifton <nickc@redhat.com>
10602 * config/aarch64/aarch64.c
10603 (aarch64_override_options_after_change_1): When forcing
10604 flag_omit_frame_pointer to be true, use a special value that can
10605 be detected if this function is called again, thus preventing
10606 flag_omit_leaf_frame_pointer from being forced to be false.
10608 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10610 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10611 Set x_flag_omit_leaf_frame_pointer when handling
10612 -momit-leaf-frame-pointer.
10614 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10617 * cgraph.c (cgraph_node::dump): Dump split_part and
10618 indirect_call_target.
10619 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10620 * ipa.c (has_addr_references_p): Cleanup.
10621 (is_indirect_call_target_p): New.
10622 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10623 called indirectly as local.
10624 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10626 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10629 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10630 on cxa_pure_virtual.
10632 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10635 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10637 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10640 * tree.c (need_assembler_name_p): Only record main variant type names.
10642 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10645 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10646 Always define to 0 or 1.
10647 (TARGET_FIX_ERR_A53_843419): New macro.
10648 * config/aarch64/aarch64-elf-raw.h
10649 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10650 * config/aarch64/aarch64-linux.h: Likewise.
10651 * config/aarch64/aarch64.c
10652 (aarch64_override_options_after_change_1): Do not default
10653 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10655 (aarch64_attributes): Handle fix-cortex-a53-843419.
10656 (aarch64_can_inline_p): Likewise.
10657 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10659 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10660 Jakub Jelinek <jakub@redhat.com>
10662 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10663 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10664 DECL_COMMONS if flag_unconstrained_commons is set.
10665 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10666 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10667 (funconstrained-commons): Document.
10669 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10671 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10672 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10674 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10676 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10677 has a proper number of elements.
10679 2016-03-10 Alan Modra <amodra@gmail.com>
10681 PR rtl-optimization/69195
10682 PR rtl-optimization/47992
10683 * ira.c (recorded_label_ref): Delete.
10684 (update_equiv_regs): Return void.
10685 (indirect_jump_optimize): New function.
10686 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10687 before regstat_compute_ri. Don't rebuild_jump_labels here.
10688 Delete update_regstat.
10690 2016-03-10 Richard Biener <rguenther@suse.de>
10692 PR tree-optimization/70128
10693 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10694 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10696 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10698 PR tree-optimization/70152
10699 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10700 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10703 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10704 instead of gen_sse2_loadlpd.
10705 * config/i386/sse.md (*vec_concatv2df): Rename to...
10706 (vec_concatv2df): ... this.
10708 PR tree-optimization/70127
10709 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10711 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10715 * diagnostic-show-locus.c (compatible_locations_p): New function.
10716 (layout::layout): Sanitize ranges using compatible_locations_p.
10718 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10722 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10723 location_range param with three const expanded_locations * and a
10725 (layout::layout): Replace call to
10726 rich_location::lazily_expand_location with get_expanded_location.
10727 Extract the range and perform location expansion here, passing
10728 the results to the layout_range ctor.
10729 * diagnostic.c (source_range::debug): Delete.
10730 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10731 of rich_location::get_expanded_location.
10732 * gcc-rich-location.c (get_range_for_expr): Delete.
10733 (gcc_rich_location::add_expr): Reimplement to avoid the
10734 rich_location::add_range overload that took a location_range,
10735 passing a location_t instead.
10737 2016-03-09 Richard Biener <rguenther@suse.de>
10738 Jakub Jelinek <jakub@redhat.com>
10740 PR tree-optimization/70138
10741 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10742 Also skip vect_double_reduction_def.
10744 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10747 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10748 if the operand is "m".
10750 2016-03-09 Nathan Sidwell <nathan@acm.org>
10752 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10754 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10756 * config/i386/i386.c (processor_target_table): Fix cost table
10757 intialization order for znver1.
10759 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10761 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10762 - becuase -> because.
10763 * ipa-reference.c (ignore_module_statics): Likewise.
10764 * cgraph.c (cgraph_node::get_body): Likewise.
10765 * ipa-inline.c (early_inliner): Likewise.
10766 * ipa-devirt.c (types_same_for_odr): Likewise.
10767 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10768 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10770 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10772 * tree-ssa-math-opts.c: Fix typo in comment.
10774 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10777 * config/i386/i386.c (scalar_chain::make_vector_copies,
10778 scalar_chain::convert_reg): Call end_sequence in between
10779 get_insns and emit_conversion_insns rather than after both
10782 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10785 * config/i386/i386.h (machine_function): Add
10786 pc_thunk_call_expanded flag.
10787 (ix86_pc_thunk_call_expanded): New define.
10788 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10789 (*set_got): Rename insn pattern from set_got.
10790 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10791 * config/i386/i386.c (ix86_compute_frame_layout): Use
10792 ix86_pc_thunk_call_expanded to prevent red-zone.
10794 2016-03-07 Martin Jambor <mjambor@suse.cz>
10796 * hsa.h (hsa_get_ctor_statements): Declare.
10797 (hsa_get_dtor_statements): Likewise.
10798 (hsa_get_kernel_dispatch_type): Likewise.
10799 * hsa.c (hsa_get_ctor_statements): New function.
10800 (hsa_get_dtor_statements): Likewise.
10801 (hsa_get_kernel_dispatch_type): Likewise.
10802 * hsa-brig.c (hsa_cdtor_statements): Removed.
10803 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10804 hsa_get_dtor_statements.
10805 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10806 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10808 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10810 * config/arm/arm-cores.def (cortex-r8): New.
10811 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10812 * config/arm/arm-tune.md: Likewise.
10813 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10815 2016-03-07 Martin Sebor <msebor@redhat.com>
10817 PR rtl-optimization/19705
10818 * doc/invoke.texi (Options That Control Optimization): Clarify
10819 -fno-branch-count-reg.
10821 2016-02-26 Richard Biener <rguenther@suse.de>
10822 Jeff Law <law@redhat.com>
10824 PR tree-optimization/69740
10825 * cfghooks.c (remove_edge): Request loop fixups if we delete
10826 an edge that might turn an irreducible loop into a natural
10828 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10829 Move after definition of loops_state_clear.
10831 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10833 PR rtl-optimization/69052
10834 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10837 2016-03-07 Tom de Vries <tom@codesourcery.com>
10839 PR tree-optimization/70116
10840 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10841 is_tm_ending stmts and ubsan/asan internal functions.
10842 (find_duplicate): Use it. Don't test is_tm_ending here.
10844 2016-03-07 Richard Biener <rguenther@suse.de>
10846 PR tree-optimization/70115
10847 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10848 (propagate_constants_for_unrolling): Use replace_uses_by.
10850 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10852 PR middle-end/69916
10853 * omp-low.c (struct oacc_loop): Add ifns.
10854 (new_oacc_loop_raw): Initialize it.
10855 (finish_oacc_loop): Clear mask & flags if no ifns.
10856 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10857 (oacc_loop_xform_loop): Add ifns arg & adjust.
10858 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10860 2016-03-07 Richard Henderson <rth@redhat.com>
10863 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10864 (insert_value_copy_on_edge): Likewise.
10866 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10868 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10870 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10873 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10875 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10877 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10879 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10881 Fix sseimul type attribute.
10882 * config/i386/znver1.md
10883 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10884 znver1_sseimul_avx256_load) : Fix the type attribute.
10885 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10886 pipe usage and latency.
10888 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10891 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10892 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10895 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10898 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10900 PR rtl-optimization/69941
10901 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10902 the reg share its mode.
10904 2016-03-04 Jeff Law <law@redhat.com>
10906 PR tree-optimization/69196
10907 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10908 If the both SSA_NAMEs are anonymous, then consider them unassociated
10909 and include the PHI in the statement count.
10911 2016-03-05 Tom de Vries <tom@codesourcery.com>
10913 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10914 construct in oacc routine. Check for oacc region in oacc routine.
10916 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10919 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10920 2016-02-22 changes, instead don't recurse if RECUR is already true.
10921 Don't change *dynamic_check if RECUR. Adjust recursive caller
10922 to pass true to the new argument.
10923 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10926 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10927 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10929 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10931 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10933 PR rtl-optimization/57676
10934 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10935 with flag_checking.
10937 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10939 * tree-vect-patterns.c (search_type_for_mask): Handle
10940 comparison of booleans.
10942 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10944 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10948 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10949 all other ops that have dw_val_class_die_ref operands,
10950 and DW_OP_GNU_entry_value.
10952 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10954 PR rtl-optimization/69904
10955 * config/arm/arm.c (arm_cannot_copy_insn_p):
10956 Return true for load-exclusive instructions.
10958 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10961 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10962 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10963 the pattern no matter if it is used just by non-pattern, pattern
10965 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10966 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10967 oprnd1 def_stmt is in pattern, don't look through it.
10969 2016-03-03 Marek Polacek <polacek@redhat.com>
10971 PR middle-end/70050
10972 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10974 2016-03-03 Martin Liska <mliska@suse.cz>
10976 PR tree-optimization/70043
10977 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10978 previous statement if we see a debug statement.
10980 2016-03-03 Richard Biener <rguenther@suse.de>
10982 PR tree-optimization/55936
10983 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10984 parameter and guard unsafe equivalence use.
10985 (vrp_evaluate_conditional_warnv_with_ops): Always use
10986 safe equivalences but not via the quadratic compare_names
10989 2016-03-03 Michael Collison <michael.collison@linaro.org>
10992 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10993 for operand 1 to s_register_operand. Change predicate for operand
10994 2 to arm_not_immediate_operand.
10996 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10998 * doc/tm.texi: Regenerated.
11000 2016-03-02 Richard Henderson <rth@redhat.com>
11003 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11004 simplification when all args are positive non-fixed registers.
11006 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11008 * target.def (lra_p): Specify that new ports should use LRA.
11010 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11013 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11014 gimplify_type_sizes the type they refer to.
11015 (omp_notice_variable): Handle reference vars to VLAs.
11016 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11017 reference to VLA decls in the second pass instead of first pass.
11019 2016-03-02 Tom de Vries <tom@codesourcery.com>
11021 PR tree-optimization/68659
11022 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11023 new_expr == NULL_TREE.
11024 (get_new_name): Handle ADDR_EXPR.
11026 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11028 PR rtl-optimization/69052
11029 * loop-invariant.c (canonicalize_address): New function.
11030 (inv_can_prop_to_addr_use): Check validity of address expression
11031 which is canonicalized by above function.
11033 2016-03-02 Alan Modra <amodra@gmail.com>
11036 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11039 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11042 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11043 (*movhi_internal): Put mask moves from and to memory separately
11044 from moves from/to GPRs.
11046 2016-03-02 Richard Biener <rguenther@suse.de>
11048 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11049 GENERIC expressions in GIMPLE.
11051 2016-03-02 Richard Biener <rguenther@suse.de>
11053 * config/i386/i386.c (type_natural_mode): Fix typo.
11055 2016-03-02 Nick Clifton <nickc@redhat.com>
11057 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11059 2016-03-02 Richard Biener <rguenther@suse.de>
11060 Uros Bizjak <ubizjak@gmail.com>
11063 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11065 2016-03-02 Richard Biener <rguenther@suse.de>
11067 PR middle-end/67278
11068 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11070 2016-03-02 Marek Polacek <polacek@redhat.com>
11073 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11074 "is promoted to" warning.
11076 2016-03-01 DJ Delorie <dj@redhat.com>
11078 * config.gcc: Deprecate mep-*.
11080 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11082 PR middle-end/70025
11083 * lra-constraints.c (regno_val_use_in): New.
11084 (match_reload): Use it instead of regno_use_in.
11086 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11088 PR rtl-optimization/70007
11089 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11090 references present in REG_EQUAL notes attached to non-SET patterns.
11092 2016-03-01 Jeff Law <law@redhat.com>
11094 PR tree-optimization/69196
11095 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11096 Appropriately clamp the number of statements to copy when the
11097 thread path does not traverse a loop backedge.
11099 PR tree-optimization/69196
11100 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11101 Do count some PHIs in the thread path against the insn count. Decrease
11102 final statement count by one as the control statement in the last
11103 block will get removed. Remove special cased code for handling PHIs
11106 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11109 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11110 asm dialect alternatives to explicit GOTPCREL calls.
11112 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11115 * ira.c (do_reload): Issue warning for generic stack checking here...
11116 * reload1.c (reload): ...instead of here and streamline it.
11118 2016-03-01 Nick Clifton <nickc@redhat.com>
11120 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11122 2016-03-01 Richard Biener <rguenther@suse.de>
11124 PR tree-optimization/69983
11125 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11126 types and fall back to operand_equal_p.
11128 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11131 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11133 * config/s390/constraints.md ("jm8"): New constraint.
11134 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11136 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11138 ("*setmem_long<setmem_and>"): New pattern.
11139 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11141 ("*setmem_long_31z<setmem_and>"): New pattern.
11142 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11143 New substitution rules with the required attributes.
11146 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11149 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11151 * gensupport.c (process_substs_on_one_elem): Split loop to
11152 complete mark_operands_used_in_match_dup on all expressions in the
11154 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11155 and remove function.
11157 2016-03-01 Richard Biener <rguenther@suse.de>
11159 PR middle-end/70022
11160 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11161 vector BIT_FIELD_REF extract.
11163 2016-03-01 Richard Biener <rguenther@suse.de>
11165 PR tree-optimization/69994
11166 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11168 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11170 PR tree-optimization/69956
11171 * tree-vect-stmts.c (supportable_widening_operation): Support
11172 multi-step conversion of boolean vectors.
11173 (supportable_narrowing_operation): Likewise.
11175 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11177 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11180 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11182 * config/s390/subst.md (DSI_VI): New mode iterator.
11183 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11184 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11185 the insn definition.
11186 ("*vec_set<mode>"): Change predicate and add alternative to
11187 support only either register or const_int operands as element
11189 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11191 ("vec_extract<mode>"): New expander.
11192 ("*vec_extract<mode>"): New insn definition supporting reg and
11193 const_int element selectors.
11194 ("*vec_extract<mode>_plus"): New insn definition supporting
11195 reg+const_int element selectors.
11196 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11197 following expander+insn definition.
11198 ("<vec_shifts_name><mode>3"): New expander.
11199 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11201 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11203 * config/s390/s390.md ("*tabort_1"): Change predicate to
11204 nonmemory_operand. Add a second alternative to cover
11205 register as well as const int operands.
11206 ("*tabort_1_plus"): New pattern definition.
11208 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11210 * config/s390/s390.md ("*ashrdi3_cc_31")
11211 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11212 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11213 Merge insn definitions into ...
11214 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11215 New pattern definition.
11216 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11217 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11218 ("*ashr<mode>3_and"): Merge insn definitions into ...
11219 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11220 New pattern definition.
11221 * config/s390/subst.md ("addr_style_op_cc_subst")
11222 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11223 substitutions patterns plus attributes.
11224 Add ashiftrt to SUBST iterator.
11226 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11228 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11229 op2 to nonmemory_operand.
11230 ("*<shift>di3_31", "*<shift>di3_31_and"):
11231 Merge into single pattern definition ...
11232 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11233 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11234 pattern definition ...
11235 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11236 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11239 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11241 * config/s390/predicates.md (const_int_6bitset_operand): New
11243 * config/s390/s390.md: Include subst.md.
11244 ("rotl<mode>3"): New expander.
11245 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11247 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11248 * config/s390/subst.md: New file.
11250 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11252 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11253 Remove RRR type. It doesn't really exist.
11254 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11256 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11257 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11258 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11259 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11260 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11261 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11262 `enabled' attribute.
11264 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11266 * gensupport.c (process_substs_on_one_elem): Split loop to
11267 complete mark_operands_used_in_match_dup on all expressions in the
11269 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11270 and remove function.
11272 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11275 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11276 (CEIL_NWORDS): ...this. Use CEIL macro.
11277 (compute_fp_layout): Adjust to above renaming.
11278 (function_arg_union_value): Likewise.
11279 (sparc_arg_partial_bytes): Likewise.
11280 (sparc_function_arg_advance): Likewise.
11282 2016-02-29 Jeff Law <law@redhat.com>
11284 PR tree-optimization/70005
11285 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11286 where an object with a boolean range is compared against a value
11289 PR tree-optimization/69999
11290 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11291 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11294 2016-02-29 Richard Biener <rguenther@suse.de>
11296 PR tree-optimization/69994
11297 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11298 (get_unary_op): Look through nop conversions.
11299 (ops_equal_values_p): New function, look for equality diregarding
11301 (eliminate_plus_minus_pair): Use ops_equal_values_p
11302 (repropagate_negates): Do not use get_unary_op here.
11304 2016-02-29 Martin Liska <mliska@suse.cz>
11306 * system.h: Poison ENABLE_CHECKING macro.
11308 2016-02-29 Martin Liska <mliska@suse.cz>
11310 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11311 is presented in dump flags.
11312 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11313 (hsa_regalloc): Likewise.
11315 2016-02-19 Richard Biener <rguenther@suse.de>
11317 PR tree-optimization/69980
11318 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11319 permutation of those we need to keep.
11321 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11324 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11325 (NWORDS_UP): ...this
11326 (init_cumulative_args): Minor tweaks.
11327 (sparc_promote_function_mode): Likewise.
11328 (scan_record_type): Delete.
11329 (traverse_record_type): New function template.
11330 (classify_data_t): New structure type.
11331 (classify_registers): New inline function.
11332 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11333 exhausted. Instantiate traverse_record_type on classify_registers and
11334 deal with the case of a structure passed in slot #15 with no FP field
11336 (assign_data_t): New structure type.
11337 (compute_int_layout): New static function.
11338 (compute_fp_layout): Likewise.
11339 (count_registers): New inline function.
11340 (assign_int_registers): New static function.
11341 (assign_fp_registers): Likewise.
11342 (assign_registers): New inline function.
11343 (function_arg_record_value_1): Delete.
11344 (function_arg_record_value_2): Likewise.
11345 (function_arg_record_value_3): Likewise.
11346 (function_arg_record_value): Adjust to above changes. Instantiate
11347 traverse_record_type on count_registers to first count the number of
11348 registers to be used and then on assign_registers to assign them.
11349 (function_arg_union_value): Adjust to above renaming.
11350 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11351 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11352 case of a structure passed in slot #15
11353 (sparc_function_arg_advance): Likewise.
11354 (function_arg_padding): Minor tweak.
11356 2016-02-29 Richard Biener <rguenther@suse.de>
11358 PR tree-optimization/69720
11359 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11360 the adjustment_def path for possibly vectorized defs.
11361 (vect_create_epilog_for_reduction): Handle vectorized initial
11364 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11366 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11368 2016-02-27 Jeff Law <law@redhat.com>
11371 2016-02-26 Richard Biener <rguenther@suse.de>
11372 Jeff Law <law@redhat.com>
11374 PR tree-optimization/69740
11375 * cfghooks.c (remove_edge): Request loop fixups if we delete
11376 an edge that might turn an irreducible loop into a natural
11379 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11381 PR rtl-optimization/69896
11382 * tree-vect-generic.c (get_compute_type): Avoid single element
11385 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11387 Rename the AArch64 tuning option and related functions to enable the
11388 Newton series for the reciprocal square root to reflect its
11389 approximative characteristic.
11391 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11392 function to "aarch64_emit_approx_rsqrt".
11393 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11394 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11395 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11396 (xgene1_tunings): Likewise.
11397 (use_rsqrt_p): Likewise.
11398 (aarch64_emit_swrsqrt): Use new function name.
11399 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11400 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11401 text explaining this option.
11402 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11404 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11407 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11408 complain about -mallow-movmisalign without -mvsx if
11409 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11411 2016-02-26 Joel Sherrill <joel@rtems.org>
11413 * config.gcc: Add x86_64-*-rtems*.
11414 * config/i386/rtems-64.h: New file.
11416 2016-02-26 Joel Sherrill <joel@rtems.org>
11418 * config.gcc: Add aarch64-*-rtems*.
11419 * config/aarch64/rtems.h: New file.
11421 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11424 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11425 shift amount using %h. Add comment.
11427 2016-02-26 Richard Biener <rguenther@suse.de>
11428 Jeff Law <law@redhat.com>
11430 PR tree-optimization/69740
11431 * cfghooks.c (remove_edge): Request loop fixups if we delete
11432 an edge that might turn an irreducible loop into a natural
11435 2016-02-26 Martin Jambor <mjambor@suse.cz>
11437 PR middle-end/69920
11438 * tree-sra.c (sra_modify_assign): Do not remove loads of
11439 uninitialized aggregates to SSA_NAMEs.
11441 2016-02-26 Richard Henderson <rth@redhat.com>
11444 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11445 pseudo in case the target rtx matches the source of the left
11448 2016-02-26 Martin Jambor <mjambor@suse.cz>
11451 * hsa.h (hsa_type_packed_p): Declare.
11452 * hsa.c (hsa_type_packed_p): New function.
11453 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11455 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11456 * hsa-brig.c (emit_basic_insn): Likewise.
11458 2016-02-26 Martin Jambor <mjambor@suse.cz>
11461 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11463 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11465 2016-02-26 Martin Jambor <mjambor@suse.cz>
11467 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11468 hsa_op_with_type operands.
11469 (hsa_unsigned_type_for_type): Declare.
11470 * hsa.c (hsa_unsigned_type_for_type): New function.
11471 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11472 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11473 the finalizer. Do not emit extra move.
11475 2016-02-26 Martin Jambor <mjambor@suse.cz>
11477 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11478 atomic operations in private segment.
11480 2016-02-26 Martin Jambor <mjambor@suse.cz>
11482 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11483 statements to wi->info. Also disallow omp simd constructs.
11484 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11485 for not gridifying. Dump special string for omp_for.
11487 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11490 * config/aarch64/aarch64.c (aarch64_set_current_function):
11491 Save/restore target globals when switching to
11492 target_option_default_node.
11494 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11497 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11498 Return 0 if !SHIFT_COUNT_TRUNCATED.
11500 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11501 Eric Botcazou <ebotcazou@adacore.com>
11503 PR rtl-optimization/69891
11504 * dse.c (scan_insn): If we can't figure out memset arguments
11505 or they are non-constant, call clear_rhs_from_active_local_stores.
11507 2016-02-26 Martin Liska <mliska@suse.cz>
11509 * doc/extend.texi: Mention clog10, clog10f an clog10l
11510 in Builtins section.
11512 2016-02-26 Martin Liska <mliska@suse.cz>
11514 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11516 (resolve_args_picking_1): Likewise.
11517 * dwarf2out.h (struct GTY): Likewise.
11519 2016-02-26 Martin Liska <mliska@suse.cz>
11521 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11522 with flag_checking.
11523 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11525 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11526 Martin Liska <mliska@suse.cz>
11528 * doc/install.texi: Mention --enable-valgrind-annotations.
11530 2016-02-26 Richard Biener <rguenther@suse.de>
11532 PR tree-optimization/69551
11533 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11534 looking through aliases adjust DECL_PT_UID to refer to the
11535 ultimate alias target.
11537 2016-02-25 Martin Liska <mliska@suse.cz>
11539 PR middle-end/69919
11540 * alloc-pool.c (after_memory_report): New variable.
11541 * alloc-pool.h (base_pool_allocator ::release): Do not use
11542 the infrastructure if after_memory_report.
11543 * toplev.c (toplev::main): Mark after memory report.
11545 2016-02-25 Richard Biener <rguenther@suse.de>
11547 PR tree-optimization/48795
11548 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11550 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11553 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11554 offloading is enabled and -fopenacc or -fopenmp is specified.
11555 (CRTOFFLOADEND): Likewise.
11556 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11557 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11558 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11559 (offload_objects_file_name): New static var.
11560 (tool_cleanup): Remove offload_objects_file_name file.
11561 (find_offloadbeginend): Replace with ...
11562 (find_crtoffloadtable): ... this.
11563 (run_gcc): Remove offload_argc and offload_argv.
11564 Get offload_objects_file_name from -foffload-objects=... option.
11565 Read names of object files with offload from this file, pass them to
11566 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11567 don't pass offloadbegin and offloadend to the linker. Don't pass
11568 offload non-LTO files to the linker, because now they're not claimed.
11570 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11573 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11574 on builtin_unreachable.
11576 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11578 PR rtl-optimization/69896
11579 * regcprop.c: Include cfgrtl.h.
11580 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11581 than remembered mode, either delete it (if noop_move_p), or
11582 treat like copy_p but not noop_p instruction.
11584 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11587 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11588 - allow NULL decl for Fortran DW_TAG_common_block variables.
11590 2016-02-24 Jason Merrill <jason@redhat.com>
11592 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11594 2016-02-24 Richard Biener <rguenther@suse.de>
11595 Jakub Jelinek <jakub@redhat.com>
11597 PR middle-end/69760
11598 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11599 conditionally executed ops to well-defined overflow behavior.
11601 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11603 PR middle-end/69915
11604 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11607 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11609 PR rtl-optimization/69886
11610 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11611 argument. Use it when checking validity of set instructions.
11612 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11613 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11615 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11616 * store-motion.c (find_moveable_store): Update
11617 can_assign_to_reg_without_clobbers_p callsite.
11619 2016-02-24 Richard Biener <rguenther@suse.de>
11621 PR middle-end/68963
11622 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11624 (record_nonwrapping_iv): Do not fall back to the low/high bound
11625 for non-constant IV bases if the stmt is not always executed.
11627 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11629 * config/arm/arm-cores.def (cortex-a32): New entry.
11630 * config/arm/arm-tables.opt: Regenerate.
11631 * config/arm/arm-tune.md: Regenerate.
11632 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11633 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11634 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11635 for -mcpu and -mtune.
11637 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11640 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11641 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11642 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11643 (atomic_loaddi_1): Delete.
11644 (atomic_loaddi): Rewrite expander using the above changes.
11646 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11649 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11652 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11653 Richard Biener <rguenth@suse.de>
11655 PR middle-end/69909
11656 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11657 set_mem_attributes if tem is SSA_NAME which got expanded
11660 2016-02-24 Richard Biener <rguenther@suse.de>
11662 PR tree-optimization/69907
11663 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11664 end of permutations for BB vectorization.
11666 2016-02-24 Christian Bruel <christian.bruel@st.com>
11668 * config/arm/arm-c.c (arm_option_override): Initialize
11669 target_option_current_node.
11670 * config/arm/arm.c (arm_pragma_target_parse): Replace
11671 build_target_option_node call by target_option_current_node.
11672 Set target_option_current_node.
11675 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11678 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11679 define_insn_and_split to define_insn.
11680 (zero_extendqi<mode>2_dot2): Same.
11681 (extendqi<mode>2_dot): Same.
11682 (extendqi<mode>2_dot2): Same.
11684 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11686 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11687 and add bypass for AES{D,E} and AESMC pairs.
11688 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11691 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11693 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11694 series for reciprocal square root in Exynos M1.
11696 2016-02-23 Martin Sebor <msebor@redhat.com>
11699 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11700 __builtin_alloca_with_align.
11702 2016-02-23 Richard Henderson <rth@redhat.com>
11704 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11705 (ix86_register_pragmas): Remove __seg_tls.
11706 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11707 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11708 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11709 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11710 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11711 * doc/extend.texi (__seg_tls): Remove item.
11713 2016-02-23 Richard Biener <rguenther@suse.de>
11715 * alloc-pool.h (struct allocation_object): Make id member
11716 conditional on CHECKING_P again.
11717 (get_instance): Adjust.
11718 (base_pool_allocator): Likewise.
11720 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11722 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11723 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11725 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11727 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11729 2016-02-23 Richard Biener <rguenther@suse.de>
11731 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11732 * bitmap.h (struct bitmap_usage): Likewise.
11733 (bitmap_move): Declare.
11734 * bitmap.c (register_overhead): Take size_t argument.
11735 (bitmap_move): New function.
11736 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11737 to properly account overhead.
11738 * tree.c (free_node): Use tree_size.
11740 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11743 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11744 when inverting comparison.
11747 * common.opt (Wunreachable-code): Add Warning flag.
11749 2016-02-23 Mark Wielaard <mjw@redhat.com>
11750 Jakub Jelinek <jakub@redhat.com>
11753 * cgraphunit.c (check_global_declaration): Check main_input_filename
11754 and DECL_SOURCE_FILE are not NULL.
11756 2016-02-23 Martin Jambor <mjambor@suse.cz>
11758 PR tree-optimization/69666
11759 * tree-sra.c (sra_modify_assign): Do not attempt to create
11760 default_def replacements for unscalarizable regions.
11762 2016-02-20 Mark Wielaard <mjw@redhat.com>
11765 * cgraphunit.c (check_global_declaration): Check level of
11766 warn_unused_const_variable and main_input_filename.
11767 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11768 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11769 (-Wunused-const-variable): Explain levels 1 and 2.
11771 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11774 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11775 identical arguments. Formatting and spelling fixes.
11778 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11783 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11784 and m68k-devices.def.
11785 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11786 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11788 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11790 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11791 and HImode registers.
11793 2016-02-22 Richard Biener <rguenther@suse.de>
11795 PR tree-optimization/69882
11796 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11797 preserve permutations present because of gaps.
11798 (vect_supported_load_permutation_p): Always continue checking
11799 permutations after vect_attempt_slp_rearrange_stmts.
11801 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11803 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11804 min_profitable_estimate, rather than min_profitable_iters.
11806 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11809 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11810 SImode for last match_operand.
11812 2016-02-22 Martin Liska <mliska@suse.cz>
11814 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11815 return bitsize - 1 as the return value.
11817 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11821 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11822 Handle negative shift counts.
11823 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11824 force_reg on the shift constant.
11825 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11826 (lshrsi3_d): Handle negative shift counts.
11828 2016-02-22 Richard Biener <rguenther@suse.de>
11829 Tom de Vries <tom@codesourcery.com>
11831 * graph.c: Include dumpfile.h.
11832 (print_graph_cfg): Split into three overloads.
11833 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11835 2016-02-22 Tom de Vries <tom@codesourcery.com>
11837 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11840 2016-02-22 Richard Biener <rguenther@suse.de>
11843 * ipa-inline-transform.c (inline_call): When not updating
11844 overall summaries adjust self size by the growth estimate.
11845 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11846 hash-set, do not update overall summaries here. Renamed from ...
11847 (inline_to_all_callers): ... this which is now wrapping the
11848 above and performing delayed overall summary update.
11849 (early_inline_small_functions): Delay updating of the overall
11852 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11854 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11857 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11860 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11861 :%* in %:gt() argument.
11862 (greater_than_spec_func): Adjust for expecting only numbers,
11863 if there are more than two numbers, compare the last two.
11865 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11867 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11868 -Wnarrowing with -std.
11870 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11873 * expr.c (store_field): Don't use bit-field path if exp is
11874 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11875 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11876 and the assignment can be performed by bitwise copy. Formatting
11879 PR middle-end/69838
11880 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11881 call copy_reg_eh_region_note_forward on before and/or after sequences
11882 and remove note from insn if it no longer can throw.
11885 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11886 if TARGET_AVX512BW.
11888 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11890 * config/s390/vector.md: Add missing commutative operand markers
11891 to the patterns which qualify for one.
11892 * config/s390/vx-builtins.md: Likewise.
11894 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11896 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11897 types to mode iterators.
11898 (vec_double): ... and mode attribute.
11899 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11901 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11903 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11904 Change the predicate of op2 from nonimmediate to general and let
11905 reload fix it if necessary.
11907 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11909 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11911 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11913 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11916 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11918 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11919 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11920 * config/s390/s390.md ("movstr<P:mode>"): Call
11921 s390_expand_vec_movstr.
11923 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11925 * config/s390/s390.md: Add missing output modifier for operand 1
11926 to print it as address properly.
11928 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11930 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11931 * config/s390/2964.md: New file.
11932 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11933 of insn grouping attributes depending on the CPU level.
11934 (s390_get_unit_mask): New function.
11935 (s390_sched_score): Remove the OOO from the scheduling macros.
11936 Add loop to calculate a score for the instruction mix.
11937 (s390_sched_reorder): Likewise plus improve debug output.
11938 (s390_sched_variable_issue): Rename macros as above. Calculate
11939 the unit distances after actually scheduling an insn. Improve
11941 (s390_sched_init): Clear last_scheduled_unit_distance array.
11942 * config/s390/s390.md: Include 2964.md.
11944 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11947 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11948 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11949 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11950 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11951 *avx512f_<code>v8div16qi2_mask_1): New insns.
11953 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11956 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11959 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11960 earlyclobber from target. Use wF constraint for fused memory
11962 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11964 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11965 Martin Liska <mliska@suse.cz>
11968 * cfgexpand.c (asan_sanitize_stack_p): New function.
11969 (partition_stack_vars): Use the function.
11970 (expand_stack_vars): Likewise.
11971 (defer_stack_allocation): Likewise.
11972 (expand_used_vars): Likewise.
11974 2016-02-18 Richard Biener <rguenther@suse.de>
11976 PR middle-end/69553
11977 * fold-const.c (operand_equal_p): Properly compare offsets for
11978 IMAGPART_EXPR and ARRAY_REF.
11980 2016-02-18 Nick Clifton <nickc@redhat.com>
11984 * config/arm/arm.c (arm_option_override_internal): Disable
11985 interworking if the target does not support thumb instructions.
11986 (arm_reload_in_hi): Handle the case where a register to register
11987 move needs reloading because there is no simple pattern to handle
11989 (arm_reload_out_hi): Likewise.
11991 2016-02-18 Richard Biener <rguenther@suse.de>
11993 PR middle-end/69854
11994 * match.pd: Don't use fold_binary or fold_unary for folding
11997 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12000 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12001 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12002 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12003 warn on gimple_no_warning_p statements.
12005 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12007 * doc/extend.texi (C++ Attributes): Correct description of
12008 warn_unused type attribute.
12010 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12012 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12013 correct instruction.
12015 2016-02-17 Richard Biener <rguenther@suse.de>
12017 PR rtl-optimization/69609
12018 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12019 (find_traces_1_round): When ending a trace update cached priority
12021 (bb_to_key): Use cached priority when available.
12022 (copy_bb): Initialize cached priority.
12023 (reorder_basic_blocks_software_trace_cache): Likewise.
12025 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12028 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12030 (aarch64_comparison_operator): Break overly long line into two.
12031 (aarch64_comparison_operation): Likewise.
12032 * config/aarch64/aarch64.md (cstorecc4): Use
12033 aarch64_comparison_operator_mode instead of
12034 aarch64_comparison_operator.
12035 (cstore<mode>4): Likewise.
12036 (aarch64_cstore<mode>): Likewise.
12037 (*cstoresi_insn_uxtw): Likewise.
12038 (cstore<mode>_neg): Likewise.
12039 (*cstoresi_neg_uxtw): Likewise.
12041 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12044 * config/arm/predicates.md (arm_comparison_operator_mode):
12046 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12047 instead of arm_comparison_operator.
12048 (*mov_negscc): Likewise.
12049 (*mov_notscc): Likewise.
12050 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12051 (*thumb2_mov_negscc): Likewise.
12052 (*thumb2_mov_negscc_strict_it): Likewise.
12053 (*thumb2_mov_notscc): Likewise.
12054 (*thumb2_mov_notscc_strict_it): Likewise.
12056 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12058 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12059 Add missing return.
12061 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12063 * config/visium/visium.c (machine_libfunc_index): New enum.
12064 (machine_libfuncs): New structure.
12065 (visium_libfuncs): New static variable.
12066 (TARGET_INIT_LIBFUNCS): Define to...
12067 (visium_init_libfuncs): ...this. New function.
12068 (expand_block_move_4): Use the appropriate libfunc.
12069 (expand_block_move_2): Likewise.
12070 (expand_block_move_1): Likewise.
12071 (expand_block_set_4): Likewise.
12072 (expand_block_set_2): Likewise.
12073 (expand_block_set_1): Likewise.
12074 (visium_trampoline_init): Likewise.
12076 2016-02-17 Nick Clifton <nickc@redhat.com>
12078 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12079 TI's devices.csv file as of March 2016.
12081 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12084 * opts-global.c (handle_common_deferred_options): Introduce and
12085 initialize two global variables to remember command-line options
12086 specifying a stack-limiting register.
12087 * opts.h: Add extern declarations of the two new global variables.
12088 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12089 variable based on the values of the two new global variables.
12091 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12094 * common.opt (Wnonnull-compare): New warning.
12095 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12096 of arguments against NULL.
12097 (-Wnonnull-compare): Document.
12098 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12099 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12100 * passes.def (pass_warn_nonnull_compare): Add.
12101 * gimple-ssa-nonnull-compare.c: New file.
12103 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12105 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12106 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12108 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12110 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12111 reciprocal sqrt for -mlow-precision-recip-sqrt.
12113 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12114 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12116 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12117 always use lane loads to construct non-constant vectors.
12119 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12121 * config/aarch64/aarch64.md
12122 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12123 constraints for operand 3.
12124 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12126 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12127 Richard Biener <rguenther@suse.de>
12129 PR tree-optimization/69820
12130 * tree-vect-patterns.c (type_conversion_p): Return false if
12131 *orig_type is unsigned single precision or boolean.
12132 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12135 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12137 PR rtl-optimization/69764
12138 PR rtl-optimization/69771
12139 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12140 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12142 2016-02-16 Richard Biener <rguenther@suse.de>
12144 PR tree-optimization/69776
12145 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12147 (indirect_refs_may_alias_p): Likewise.
12148 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12149 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12150 according to tbaa_p.
12151 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12152 (optimize_stmt): For redundant store discovery do not allow tbaa.
12154 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12156 PR tree-optimization/69714
12157 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12158 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12160 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12162 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12163 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12164 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12165 * config/arc/arc.c (arc_init): Check FPU options.
12166 (get_arc_condition_code): Handle new CC_FPU* modes.
12167 (arc_select_cc_mode): Likewise.
12168 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12169 register pair only. Allow access for ARCv2 accumulator.
12170 (gen_compare_reg): Whenever we have FPU support use FPU compare
12172 (arc_reorg): Don't generate brcc insns when FPU compare
12173 instructions are involved.
12174 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12175 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12176 floating point emulation.
12177 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12178 (REVERSE_CONDITION): Add new CC_FPU* modes.
12179 (TARGET_FP_SP_BASE): Define.
12180 (TARGET_FP_DP_BASE): Likewise.
12181 (TARGET_FP_SP_FUSED): Likewise.
12182 (TARGET_FP_DP_FUSED): Likewise.
12183 (TARGET_FP_SP_CONV): Likewise.
12184 (TARGET_FP_DP_CONV): Likewise.
12185 (TARGET_FP_SP_SQRT): Likewise.
12186 (TARGET_FP_DP_SQRT): Likewise.
12187 (TARGET_FP_DP_AX): Likewise.
12188 * config/arc/arc.md (ARCV2_ACC): New constant.
12189 (type): New fpu type attribute.
12190 (SDF): Conditional iterator.
12191 (cstore<mode>, cbranch<mode>): Change expand condition.
12192 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12193 handles FPU/FPX cases as well.
12194 * config/arc/arc.opt (mfpu): New option.
12195 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12197 (adddf3, muldf3, subdf3): Removed.
12198 * config/arc/predicates.md (proper_comparison_operator): Recognize
12200 * config/arc/fpu.md: New file.
12201 * doc/invoke.texi (ARC Options): Document mfpu option.
12203 2016-02-16 Richard Biener <rguenther@suse.de>
12205 PR rtl-optimization/69291
12206 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12207 noce_operand_ok check.
12209 2016-02-16 Tom de Vries <tom@codesourcery.com>
12212 * omp-low.c (simd_clone_create): Remove call to
12213 symtab->call_cgraph_insertion_hooks.
12215 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12217 PR tree-optimization/69802
12218 * tree-ssa-reassoc.c (update_range_test): If op is
12219 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12220 op == 1 test of precision 1 integral op, otherwise handle
12221 that case as op itself. Fix up formatting.
12222 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12225 2016-02-16 Richard Biener <rguenther@suse.de>
12227 PR tree-optimization/69586
12228 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12229 types for conversion sources.
12231 2016-02-16 Richard Biener <rguenther@suse.de>
12233 PR middle-end/69801
12234 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12235 mask OEP_ADDRESS_OF.
12237 2016-02-16 Alan Modra <amodra@gmail.com>
12240 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12241 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12242 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12244 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12245 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12246 (p8_fmrgow_<mode>): Likewise.
12247 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12249 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12250 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12251 to use movdi_internal64. Remove op0_di.
12252 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12254 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12256 Add support for the FCCMP insn types
12258 * config/aarch64/aarch64.md (fccmp): Change insn type.
12259 (fccmpe): Likewise.
12260 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12261 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12262 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12263 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12264 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12265 * config/arm/types.md (fccmps): Add new insn type.
12266 (fccmpd): Likewise.
12268 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12270 * alias.c (get_alias_set): Fix a typo in comment.
12272 2016-02-15 Richard Biener <rguenther@suse.de>
12274 PR tree-optimization/69595
12275 * match.pd: Complete range test simplification to true.
12277 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12279 PR rtl-optimization/69648
12280 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12281 pic_offset_table_rtx.
12283 PR rtl-optimization/69752
12284 * ira.c (update_equiv_regs): When looking for more than a single SET,
12285 also take other side effects into account.
12287 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12289 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12290 for z900+ CPUs in 31-bit mode.
12292 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12294 * common/config/s390/s390-common.c (s390_supports_split_stack):
12296 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12297 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12298 * config/s390/s390.c (struct machine_function): New field
12299 split_stack_varargs_pointer.
12300 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12301 in s390_emit_prologue.
12302 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12304 (morestack_ref): New global.
12305 (SPLIT_STACK_AVAILABLE): New macro.
12306 (s390_expand_split_stack_prologue): New function.
12307 (s390_live_on_entry): New function.
12308 (s390_va_start): Use split-stack vararg pointer if appropriate.
12309 (s390_asm_file_end): Emit the split-stack note sections.
12310 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12311 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12312 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12313 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12314 (split_stack_prologue): New expand.
12315 (split_stack_space_check): New expand.
12316 (split_stack_data): New insn.
12317 (split_stack_call): New expand.
12318 (split_stack_call_*): New insn.
12319 (split_stack_cond_call): New expand.
12320 (split_stack_cond_call_*): New insn.
12322 2016-02-15 Richard Biener <rguenther@suse.de>
12324 PR tree-optimization/69783
12325 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12326 Add trivially correct cases.
12328 2016-02-15 Tom de Vries <tom@codesourcery.com>
12331 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12333 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12335 2016-02-15 Richard Biener <rguenther@suse.de>
12337 PR tree-optimization/69776
12338 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12339 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12340 indicate whether we can use TBAA to disambiguate against stores.
12341 Use alias-set zero if not.
12342 (visit_reference_op_store): Do not use TBAA when looking up
12344 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12345 (eliminate_dom_walker::before_dom_children): But not when looking
12346 up redundant stores.
12348 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12350 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12352 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12354 * config/i386/znver1.md
12355 (znver1_pop, znver1_pop_mem,
12356 znver1_load_imov_double_store,
12357 znver1_load_imov_direct_store,
12358 znver1_load_imov_direct_load,
12359 znver1_load_imov_double_load): Add new.
12360 (znver1_insn, znver1_insn_load): Add icmov type.
12361 (znver1_sseavx_fma,
12362 znver1_sseavx_fma_load,
12364 znver1_avx256_fma_load): Fix pipe usage.
12366 2016-02-14 Alan Modra <amodra@gmail.com>
12369 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12370 with an invalid hard reg, reload just the reg not the entire
12371 pre/post-inc/dec address expression.
12373 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12376 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12377 fixed R1_REG scratch reg.
12378 (sibcall_value_pcrel_fdpic): Likewise.
12380 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12384 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12386 2016-02-12 Walter Lee <walt@tilera.com>
12388 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12389 * config/tilegx/t-tilegx: Likewise.
12391 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12394 * diagnostic-show-locus.c (struct line_span): New struct.
12395 (layout::get_first_line): Delete.
12396 (layout::get_last_line): Delete.
12397 (layout::get_num_line_spans): New member function.
12398 (layout::get_line_span): Likewise.
12399 (layout::print_heading_for_line_span_index_p): Likewise.
12400 (layout::get_expanded_location): Likewise.
12401 (layout::calculate_line_spans): Likewise.
12402 (layout::m_first_line): Delete.
12403 (layout::m_last_line): Delete.
12404 (layout::m_line_spans): New field.
12405 (layout::layout): Update comment. Replace m_first_line and
12406 m_last_line with m_line_spans, replacing their initialization
12407 with a call to calculate_line_spans.
12408 (diagnostic_show_locus): When printing source lines and
12409 annotations, rather than looping over a single span
12410 of lines, instead loop over each line_span within
12411 the layout, with an inner loop over the lines within them.
12412 Call the context's start_span callback when changing line spans.
12413 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12414 (diagnostic_build_prefix): Break out the building of the location
12415 part of the string into...
12416 (diagnostic_get_location_text): ...this new function, rewriting
12417 it from nested ternary expressions to a sequence of "if"
12419 (default_diagnostic_start_span_fn): New function.
12420 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12421 (diagnostic_context::start_span): New field.
12422 (default_diagnostic_start_span_fn): New prototype.
12424 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12427 * gcc.c (driver::finalize): Fix cleanup of "specs".
12429 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12433 * gcc.c (driver::driver): Initialize m_option_suggestions.
12434 (driver::~driver): Clean up m_option_suggestions.
12435 (suggest_option): Convert to...
12436 (driver::suggest_option): ...this, and split out into
12437 driver::build_option_suggestions and find_closest_string.
12438 (driver::build_option_suggestions): New function, from
12439 first half of suggest_option. Special-case
12440 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12441 the sanitizer_opts array. For options of enum types, add the
12442 various enum values to the candidate strings.
12443 (driver::handle_unrecognized_options): Remove "const".
12444 * gcc.h (driver::handle_unrecognized_options): Likewise.
12445 (driver::build_option_suggestions): New decl.
12446 (driver::suggest_option): New decl.
12447 (driver::m_option_suggestions): New field.
12448 * opts-common.c (add_misspelling_candidates): New function.
12449 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12450 and make non-static.
12451 * opts.h (sanitizer_opts): New array decl.
12452 (add_misspelling_candidates): New function decl.
12453 * spellcheck.c (find_closest_string): New function.
12454 * spellcheck.h (find_closest_string): New function decl.
12456 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12458 PR rtl-optimization/69764
12459 PR rtl-optimization/69771
12460 * optabs.c (expand_binop_directly): For shift_optab_p, force
12461 convert_modes with VOIDmode if xop1 has VOIDmode.
12463 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12466 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12467 to correctly determine instrumentation thunks.
12469 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12472 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12473 type by reference, force lhs on the call.
12476 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12477 Compute retval and retbnd early in all cases if split_part_return_p
12478 and return_bb is not EXIT. Remove all clobber stmts and reset
12479 all debug stmts that refer to SSA_NAMEs defined in split part,
12480 except if it is retval, in that case replace the old retval with the
12481 lhs of the call to the split part.
12483 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12486 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12488 PR middle-end/66726
12489 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12490 whose result is used in PHI.
12491 (maybe_optimize_range_tests): Likewise.
12492 (final_range_test_p): Likweise.
12494 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12496 PR middle-end/66726
12497 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12498 whose result is used in PHI.
12499 (maybe_optimize_range_tests): Likewise.
12500 (final_range_test_p): Likweise.
12502 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12504 * cgraph.c: Spelling fixes - behaviour -> behavior and
12505 neighbour -> neighbor.
12506 * target.def: Likewise.
12507 * sel-sched.c: Likewise.
12508 * config/mips/mips.c: Likewise.
12509 * config/arc/arc.md: Likewise.
12510 * config/arm/cortex-a57.md: Likewise.
12511 * config/arm/arm.c: Likewise.
12512 * config/arm/neon.md: Likewise.
12513 * config/arm/arm-c.c: Likewise.
12514 * config/vms/vms-c.c: Likewise.
12515 * config/s390/s390.c: Likewise.
12516 * config/i386/znver1.md: Likewise.
12517 * config/i386/i386.c: Likewise.
12518 * config/ia64/hpux-unix2003.h: Likewise.
12519 * config/msp430/msp430.md: Likewise.
12520 * config/rx/rx.c: Likewise.
12521 * config/rx/rx.md: Likewise.
12522 * config/aarch64/aarch64-simd.md: Likewise.
12523 * config/aarch64/aarch64.c: Likewise.
12524 * config/nvptx/nvptx.c: Likewise.
12525 * config/bfin/bfin.c: Likewise.
12526 * config/cris/cris.opt: Likewise.
12527 * config/rs6000/rs6000.c: Likewise.
12528 * target.h: Likewise.
12529 * spellcheck.c: Likewise.
12530 * ira-build.c: Likewise.
12531 * tree-inline.c: Likewise.
12532 * builtins.c: Likewise.
12533 * lra-constraints.c: Likewise.
12534 * explow.c: Likewise.
12535 * hwint.h: Likewise.
12536 * targhooks.c: Likewise.
12537 * tree-vect-data-refs.c: Likewise.
12538 * expr.c: Likewise.
12539 * doc/tm.texi: Likewise.
12540 * doc/extend.texi: Likewise.
12541 * doc/install.texi: Likewise.
12542 * doc/md.texi: Likewise.
12543 * tree-ssa-tail-merge.c: Likewise.
12544 * sched-int.h: Likewise.
12545 * match.pd: Likewise.
12546 * sched-ebb.c: Likewise.
12547 * target.def (omit_struct_return_reg): Likewise.
12548 * gimple-ssa-isolate-paths.c: Likewise.
12549 (find_implicit_erroneous_behaviour): Renamed to...
12550 (find_implicit_erroneous_behavior): ... this.
12551 (find_explicit_erroneous_behaviour): Renamed to...
12552 (find_explicit_erroneous_behavior): ... this.
12553 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12555 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12557 PR rtl-optimization/64682
12558 PR rtl-optimization/69567
12559 PR rtl-optimization/69737
12560 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12561 in I2 as well, just lose it.
12563 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12565 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12567 (aarch64_last_printed_tune_string): Likewise.
12568 (aarch64_declare_function_name): Only output .arch assembler
12569 directive if it will be different from the previously output
12570 directive. Same for .tune comment but only if -dA is set.
12571 (aarch64_start_file): New function.
12572 (TARGET_ASM_FILE_START): Define.
12574 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12577 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12579 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12582 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12583 -Wmaybe-uninitialized warning.
12585 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12588 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12590 2016-02-11 Richard Biener <rguenther@suse.de>
12592 PR rtl-optimization/69291
12593 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12594 subexpressions affected by changing the result.
12596 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12599 * lra-constraints.c (curr_insn_transform): Find in/out operands
12600 for secondary memory moves. Update dups.
12602 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12604 PR tree-optimization/69652
12605 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12606 to nested loop, did source re-formatting, skip debug statements,
12607 add check on statement with volatile operand, remove dead scalar
12610 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12611 Patrick Palka <ppalka@gcc.gnu.org>
12615 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12616 calls if the return type is TREE_ADDRESSABLE.
12617 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12618 * ipa-split.c (split_function): Fix doubled "we" in comment.
12619 Use void return type for the split part even if
12620 !split_point->split_part_set_retval.
12622 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12624 PR tree-optimization/68021
12625 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12626 when computing the value of biv cand by itself.
12628 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12630 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12631 (cortexa57_tunings): Likewise.
12632 (cortexa72_tunings): Likewise.
12633 (arch_macro_fusion_pair_p): Add support for AES fusion.
12634 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12635 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12636 Allow virtual registers before reload so early scheduling works.
12637 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12638 correct latency and pipeline.
12639 (cortex_a57_crypto_complex): Likewise.
12640 (cortex_a57_crypto_xor): Likewise.
12641 (define_bypass): Add AES bypass.
12643 2016-02-10 Richard Biener <rguenther@suse.de>
12645 PR tree-optimization/69726
12646 * passes.def: Add DCE pass before late uninit.
12647 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12648 really fixup if-conversions job.
12650 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12652 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12653 (arm_cortex_a57_tune): Likewise.
12654 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12655 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12657 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12659 * timevar.def (TV_PHASE_DBGINFO): Delete.
12660 (TV_PHASE_CHECK_DBGINFO): Likewise.
12661 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12663 2016-02-10 Richard Biener <rguenther@suse.de>
12665 PR tree-optimization/69719
12666 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12667 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12669 2016-02-09 Andrew Pinski <apinski@cavium.com>
12672 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12673 get_vcond_mask_icode returns false.
12675 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12678 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12679 an ADDIS that adds a pointer to a large constant that sets the
12680 upper16 bits with a load operation.
12682 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12685 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12687 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12689 (vzipq_s16): Likewise.
12690 (vzipq_s32): Likewise.
12691 (vzipq_f32): Likewise.
12692 (vzipq_u8): Likewise.
12693 (vzipq_u16): Likewise.
12694 (vzipq_u32): Likewise.
12695 (vzipq_p8): Likewise.
12696 (vzipq_p16): Likewise.
12698 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12701 * config/arm/arm.c (neon_endian_lane_map): New function.
12702 (neon_vector_pair_endian_lane_map): New function.
12703 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12704 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12706 (vuzpq_s16): Likewise.
12707 (vuzpq_s32): Likewise.
12708 (vuzpq_f32): Likewise.
12709 (vuzpq_u8): Likewise.
12710 (vuzpq_u16): Likewise.
12711 (vuzpq_u32): Likewise.
12712 (vuzpq_p8): Likewise.
12713 (vuzpq_p16): Likewise.
12715 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12718 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12721 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12723 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12724 truncate const_int operand 1 to QImode.
12726 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12728 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12729 corresponding to an abnormal edge.
12731 2016-02-09 Tom de Vries <tom@codesourcery.com>
12733 PR tree-optimization/69599
12734 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12736 (find_func_aliases_for_builtin_call, find_func_clobbers)
12737 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12740 2016-02-09 Richard Biener <rguenther@suse.de>
12742 PR tree-optimization/69715
12743 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12744 LHS on calls as non-rewritable.
12746 2016-02-09 Tom de Vries <tom@codesourcery.com>
12749 * lto-wrapper.c (append_diag_options): New function.
12750 (compile_offload_image): Call append_diag_options.
12752 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12755 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12756 Minor copy-edit to fix verb tenses.
12758 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12760 PR tree-optimization/69209
12761 * ipa-split.c (split_function): If split part is not
12762 returning retval, retval has gimple type but is not
12763 gimple value, force it into a SSA_NAME first.
12765 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12767 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12770 2016-02-08 Jason Merrill <jason@redhat.com>
12773 * convert.c (convert_to_integer_1): Check dofold on truncation
12775 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12776 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12777 Rename from *_nofold.
12778 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12779 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12781 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12784 * tree.c (build_common_tree_nodes): Remove short_double argument.
12785 All callers changed.
12786 * tree.h (build_common_tree_nodes): Adjust declaration.
12787 * doc/invoke.texi (-fshort-double): Remove documentation.
12788 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12789 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12790 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12791 (append_linker_options): Don't handle OPT_fshort_double.
12793 PR rtl-optimization/68730
12794 * lra-remat.c (insn_to_cand_activation): New static variable.
12795 (lra_remat): Allocate and free it.
12796 (create_cand): New arg activation. Initialize a field in
12797 insn_to_cand_activation if it is nonnull.
12798 (create_cands): Pass the activation insn to create_cand when making
12799 a candidate involving an output reload. Reorganize code a little.
12800 (do_remat): Keep track of active status of candidates in a separate
12803 2016-02-08 Richard Biener <rguenther@suse.de>
12805 PR tree-optimization/69719
12806 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12807 Properly use absolute of the difference of the two offsets to
12808 compare or adjust the segment length.
12810 2016-02-08 Richard Biener <rguenther@suse.de>
12811 Jeff Law <law@redhat.com>
12814 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12815 types for anonymous SSA names.
12817 2016-02-08 Richard Biener <rguenther@suse.de>
12819 PR rtl-optimization/69274
12820 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12822 2016-02-08 Jeff Law <law@redhat.com>
12824 PR tree-optimization/65917
12825 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12826 equivalences from if (x == y) style conditionals.
12827 (loop_depth_of_name): Remove.
12828 (record_equality): Remove loop depth check.
12829 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12830 (const_and_copies::record_const_or_copy_raw): New member function.
12831 * tree-ssa-scopedtables.c
12832 (const_and_copies::record_const_or_copy_raw): New, factored out of
12833 (const_and_copies::record_const_or_copy): Call new member function.
12835 2016-02-05 Jeff Law <law@redhat.com>
12837 PR tree-optimization/68541
12838 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12839 (count_stmts_in_block): New function.
12840 (poor_ifcvt_candidate_code): Likewise.
12841 (is_feasible_trace): Add some heuristics to determine when path
12842 splitting is profitable.
12843 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12844 is a diamond with a single exit.
12846 2016-02-05 Martin Sebor <msebor@redhat.com>
12849 * doc/invoke.texi: Update -Wplacement-new to take an optional
12852 2016-02-06 Richard Henderson <rth@redhat.com>
12855 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12856 out of non-standard address spaces.
12858 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12860 PR rtl-optimization/69691
12861 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12863 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12865 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12866 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12867 (*ieee128_mfvsrd_64bit): Likewise.
12868 (*ieee128_mfvsrd_32bit): Likewise.
12870 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12874 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12876 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12877 instrumented_version.
12879 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12881 * doc/invoke.texi (Optimize Options): In table of --param options
12882 rename second occurrence of tracer-min-branch-ratio to
12883 tracer-min-branch-probability, rename
12884 tracer-min-branch-ratio-feedback to
12885 tracer-min-branch-probability-feedback and clarify description,
12886 rename sched-spec-state-edge-prob-cutoff to
12887 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12888 to selsched-insns-to-rename, rename lto-minpartition to
12889 lto-min-partition, delete reorder-blocks-duplicate and
12890 reorder-blocks-duplicate-feedback.
12892 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12894 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12897 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12899 * doc/extend.texi: S/390: Correct some typos.
12901 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12903 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12905 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12908 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12909 (s390_register_info_gprtofpr): Use new macros above.
12910 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12912 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12913 its name. Adjust restore and save gpr ranges.
12914 (s390_register_info_set_ranges): New function.
12915 (s390_register_info): Use new macros above. Call
12916 s390_register_info_set_ranges.
12917 (s390_optimize_register_info): Likewise.
12918 (s390_hard_regno_rename_ok): Use new macros.
12919 (s390_hard_regno_scratch_ok): Likewise.
12920 (s390_emit_epilogue): Likewise.
12921 (s390_can_use_return_insn): Likewise.
12922 (s390_optimize_prologue): Likewise.
12923 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12925 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12928 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12930 (ix86_option_override_internal): Disable TARGET_STV even for
12931 -m{incoming,preferred}-stack-boundary=3.
12933 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12935 * config.gcc: Mark deprecated rtems targets as obsolete.
12937 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12939 PR rtl-optimization/64682
12940 PR rtl-optimization/69567
12941 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12942 before I2 only if the register is both used and set in I2.
12944 2016-02-04 DJ Delorie <dj@redhat.com>
12946 * config/msp430/msp430.c (msp430_start_function): Add function type.
12948 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12951 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12953 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12955 PR rtl-optimization/69577
12957 2015-10-29 Richard Henderson <rth@redhat.com>
12961 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12962 sse check to the exact conditions of PR 67609.
12964 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12967 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12968 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12969 not allowed into the traditional Altivec registers.
12970 (movtd_64bit_nodm): Likewise.
12971 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12973 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12975 * config/aarch64/cortex-a57-fma-steering.c
12976 (aarch64_register_fma_steering): Remove "static" from arguments
12979 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12982 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12983 twice when complex.
12985 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12987 * doc/invoke.texi: Delete -mno-fma4.
12989 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12991 PR rtl-optimization/69577
12992 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12993 (find_subregs_of_mode): Update accordingly. Iterate over partial
12996 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12998 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12999 * config/arm/arm.c (neon_reinterpret): Remove.
13000 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13001 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13002 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13003 vreinterpretti): Remove.
13004 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13005 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13006 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13007 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13008 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13009 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13010 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13011 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13012 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13013 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13014 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13015 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13016 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13017 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13018 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13019 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13020 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13021 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13022 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13023 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13024 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13025 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13026 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13027 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13028 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13029 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13030 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13031 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13032 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13033 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13034 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13035 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13036 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13037 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13038 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13039 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13040 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13041 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13042 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13043 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13044 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13045 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13046 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13047 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13048 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13049 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13050 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13051 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13052 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13053 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13054 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13055 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13056 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13057 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13058 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13059 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13060 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13061 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13062 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13063 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13064 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13065 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13066 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13067 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13068 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13069 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13070 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13071 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13072 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13073 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13074 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13075 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13076 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13077 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13078 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13079 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13080 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13081 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13082 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13083 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13084 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13085 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13086 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13087 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13088 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13089 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13090 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13091 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13092 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13093 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13094 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13095 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13096 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13097 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13098 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13099 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13100 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13101 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13102 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13103 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13104 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13105 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13106 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13108 2016-02-04 Martin Liska <mliska@suse.cz>
13111 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13112 that are gimple_store_p.
13113 (maybe_instrument_call): Likewise.
13115 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13117 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13118 register scaling out of memory reference and comment why.
13120 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13124 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13125 folding the source of a SET.
13127 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13131 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13132 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13134 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13138 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13141 2016-02-04 Christian Bruel <christian.bruel@st.com>
13143 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13144 * config/arm/arm.c (arm_set_current_function): Likewise.
13146 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13147 Ilya Enkovich <enkovich.gnu@gmail.com>
13148 H.J. Lu <hongjiu.lu@intel.com>
13151 * config/i386/i386.c (convert_scalars_to_vector): Remove
13152 stack alignment fixes.
13153 (ix86_option_override_internal): Disable TARGET_STV if stack
13154 might not be aligned enough.
13155 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13157 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13159 * config/i386/x86-tune.def: Disable default prefetching
13162 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13163 Vladimir Makarov <vmakarov@redhat.com>
13166 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13167 in validating fused toc addresses.
13169 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13172 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13173 range->m_caret fields if range->m_show_caret_p is false.
13176 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13177 Force oldval into register if it does not satisfy reg_or_short_operand
13178 predicate. Fix up formatting.
13180 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13181 Alexandre Oliva <aoliva@redhat.com>
13184 * lra-constraints.c (simplify_operand_subreg): Check additionally
13185 address validity after potential reloading.
13186 (process_address_1): Check insns validity. In case of failure do
13189 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13192 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13195 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13197 * wide-int.cc (canonize_uhwi): New function.
13198 (wi::divmod_internal): Use it.
13200 2016-02-02 James Norris <jnorris@codesourcery.com
13202 * gimplify.c (omp_notice_variable): Add usage check.
13204 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13206 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13207 like LE, GE, LT, GT when emitting relational operator.
13209 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13211 * ira-costs.c (find_costs_and_classes): Add extra argument.
13212 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13213 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13214 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13215 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13216 Add best_class parameter, and return it if not ALL_REGS.
13217 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13219 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13220 Update target hook.
13222 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13224 * config/aarch64/aarch64.c
13225 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13226 (aarch64_ira_change_pseudo_allocno_class): New function.
13228 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13231 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13233 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13235 * config/avr/avr.c (avr_option_override): Set
13236 PARAM_ALLOW_STORE_DATA_RACES to 1.
13238 2016-02-02 Richard Biener <rguenther@suse.de>
13240 PR tree-optimization/69595
13241 * match.pd: Add range test simplifications to true/false.
13243 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13245 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13246 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13249 2016-02-02 Richard Biener <rguenther@suse.de>
13251 PR tree-optimization/69606
13252 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13253 info on the result before moving a stmt.
13255 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13257 PR middle-end/68542
13258 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13259 branch with vector comparison.
13260 * config/i386/sse.md (VI48_AVX): New mode iterator.
13261 (define_expand "cbranch<mode>4): Add support for conditional branch
13262 with vector comparison.
13263 * tree-vect-loop.c (optimize_mask_stores): New function.
13264 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13265 has_mask_store field of vect_info.
13266 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13267 vectorized loops having masked stores after vec_info destroy.
13268 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13269 correspondent macros.
13270 (optimize_mask_stores): Add prototype.
13272 2016-02-02 Alan Modra <amodra@gmail.com>
13275 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13278 2016-02-02 Alan Modra <amodra@gmail.com>
13281 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13282 whenever toc_label_name used.
13283 (rs6000_file_start): Don't set up toc section here,
13284 (rs6000_output_function_epilogue): do so here instead,
13285 (rs6000_xcoff_file_start): and here.
13286 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13287 (load_toc_aix_di): Likewise.
13289 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13291 PR rtl-optimization/69592
13292 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13293 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13294 (num_sign_bit_copies_binary_arith_p): New inline function.
13295 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13297 2016-02-01 Jeff Law <law@redhat.com>
13299 PR tree-optimization/69580
13300 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13301 * tree-ssa-threadbackward.c
13302 (fsm_find_control_statement_thread_paths): Do not try to walk
13303 through large PHI nodes.
13305 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13307 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13308 when count is incremented above limit, don't analyze further
13311 * omp-low.c (oacc_parse_default_dims): Avoid
13312 -Wsign-compare warning, make sure value fits into int
13313 rather than just unsigned int.
13315 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13317 PR tree-optimization/67921
13318 * fold-const.c (split_tree): New parameters. Convert pointer
13319 type variable part to proper type before negating.
13320 (fold_binary_loc): Pass new arguments to split_tree.
13322 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13324 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13325 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13326 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13327 * doc/tm.texti: Rebuilt.
13328 * doc/invoke.texi (fopenacc-dim): Document.
13329 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13330 (append_compiler_options): Likewise.
13331 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13332 (oacc_parse_default_dims): New.
13333 (oacc_validate_dims): Add USED arg. Select non-unity default when
13335 (oacc_loop_fixed_partitions): Return mask of used partitions.
13336 (oacc_loop_auto_partitions): Emit dump info.
13337 (oacc_loop_partition): Return mask of used partitions.
13338 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13339 loop partitioning and validation calls.
13341 2016-02-01 Richard Biener <rguenther@suse.de>
13343 PR middle-end/69556
13344 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13346 2016-02-01 Richard Biener <rguenther@suse.de>
13348 PR tree-optimization/69574
13349 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13350 of asserting return chrec_dont_know.
13352 2016-02-01 Martin Liska <mliska@suse.cz>
13354 * mem-stats-traits.h: Add copyright header.
13355 * mem-stats.h: Likewise.
13357 2016-02-01 Richard Biener <rguenther@suse.de>
13359 PR tree-optimization/69579
13360 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13361 Do not propagate through abnormal PHI results.
13363 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13365 * postreload.c (reload_cse_simplify): Remove dead code.
13367 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13369 PR rtl-optimization/69570
13370 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13371 if there is more than one set, not if there is a single set.
13373 2016-02-01 Richard Henderson <rth@redhat.com>
13376 * combine.c (make_compound_operation): When looking through a
13377 subreg, make sure to re-extend to the width of the outer mode.
13379 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13381 PR tree-optimization/69546
13382 * wide-int.cc (wi::divmod_internal): For unsigned division
13383 where both operands fit into uhwi, if o1 is 1 and o0 has
13384 msb set, if divident_prec is larger than bits per hwi,
13385 clear another quotient word and return 2 instead of 1.
13386 Similarly for remainder with msb in HWI set, if dividend_prec
13387 is larger than bits per hwi.
13389 2016-01-29 Martin Jambor <mjambor@suse.cz>
13391 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13392 Use short lowercase names.
13393 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13394 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13395 acq_rel one. Protect warning agains segfaults if
13396 get_memory_order_name returns NULL.
13397 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13398 with release semantics. Do not warn if get_memory_order already did.
13399 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13400 semantics. Fix check for relaxed or acquire semantics. Do not warn
13401 if get_memory_order already did.
13403 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13405 * doc/install.texi: Document that isl-0.16 is supported.
13407 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13410 * config/i386/constraints.md (Bm): Describe as special memory
13412 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13413 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13414 * genpreds.c (struct constraint_data): Add is_special_memory.
13415 (have_special_memory_constraints, special_memory_start): New
13417 (special_memory_end): Ditto.
13418 (add_constraint): Add new arg is_special_memory. Add code to
13419 process its true value. Update have_special_memory_constraints.
13420 (process_define_constraint): Pass the new arg.
13421 (process_define_register_constraint): Ditto.
13422 (choose_enum_order): Process special memory.
13423 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13424 function insn_extra_special_memory_constraint.
13425 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13426 * gensupport.c (process_rtx): Process
13427 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13428 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13429 * ira-lives.c (single_reg_class): Use
13430 insn_extra_special_memory_constraint.
13431 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13432 * lra-constraints.c (process_alt_operands): Ditto.
13433 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13434 * recog.c (asm_operand_ok, preprocess_constraints): Process
13436 * reload.c (find_reloads): Ditto.
13437 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13438 * stmt.c (parse_input_constraint): Use
13439 insn_extra_special_memory_constraint.
13441 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13444 * lra-splill.c (lra_final_code_change): Revert r229087 by
13445 removing all sub-registers.
13447 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13450 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13452 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13455 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13456 SSE1, copy target into the temporary reg first before recursing
13459 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13461 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13464 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13466 * ginclude/stdarg.h: Test __cplusplus instead of
13467 __GXX_EXPERIMENTAL_CXX0X__.
13469 2016-01-29 Richard Biener <rguenther@suse.de>
13471 PR tree-optimization/69547
13472 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13473 Do not mark clobbers necessary.
13474 (mark_all_reaching_defs_necessary_1): Likewise.
13476 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13478 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13479 declaration name with %qs and print it in both error messages.
13480 Also fix indentation.
13482 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13485 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13486 trailing blank line from error message.
13488 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13491 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13494 2016-01-29 Richard Biener <rguenther@suse.de>
13496 PR middle-end/69537
13497 * match.pd: Allow all integral types when simplifying a
13498 widening or sign-changing conversion.
13500 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13502 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13503 back to setting codegen_error to fail codegen.
13505 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13508 * config/i386/constraints.md (C): Only accept constant zero operand.
13509 (BC): New constraint.
13510 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13511 instead of C constraint.
13512 * doc/md.texi (Machine Constraints): Update description
13515 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13518 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13520 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13522 PR middle-end/69542
13523 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13526 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13528 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13529 branches if using guessed profile.
13531 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13533 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13535 2016-01-28 Richard Henderson <rth@redhat.com>
13538 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13539 * config/aarch64/aarch64-protos.h: Update.
13540 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13541 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13542 (aarch64_get_condition_code_1): Handle CC_Cmode.
13543 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13544 (*add<mode>3_compareC_cconly_imm): New.
13545 (*add<mode>3_compareC_cconly): New.
13546 (*add<mode>3_compareC_imm): New.
13547 (add<mode>3_compareC): New.
13548 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13549 to be first. Use aarch64_carry_operation.
13550 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13551 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13552 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13553 (subti3): Use subdi3_compare1.
13554 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13555 (sub<mode>3_compare1): New.
13556 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13557 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13558 (*subsi3_carryin_uxtw): Likewise.
13559 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13560 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13561 * config/aarch64/iterators.md (DWI): New.
13562 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13563 (aarch64_borrow_operation): New.
13565 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13567 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13568 message when isl does not return a valid schedule.
13570 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13572 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13573 Remove comments from class declarations: they are already in the code
13576 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13578 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13580 (ternary_op_to_tree): Same.
13581 (unary_op_to_tree): Same.
13582 (nary_op_to_tree): Same.
13583 (gcc_expression_from_isl_expr_op): Same.
13584 (gcc_expression_from_isl_expression): Same.
13585 (graphite_create_new_loop): Same.
13586 (graphite_create_new_loop_guard): Same.
13587 (build_iv_mapping): Same.
13588 (graphite_create_new_guard): Same.
13589 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13590 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13592 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13594 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13595 instead of setting codegen_error to fail codegen.
13597 2016-01-28 Jason Merrill <jason@redhat.com>
13599 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13601 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13603 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13604 Remove CONST_INT_P check in CCMP cost calculation.
13606 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13608 * config/aarch64/aarch64.c (generic_vector_cost):
13609 Set vec_permute_cost.
13610 (cortexa57_vector_cost): Likewise.
13611 (exynosm1_vector_cost): Likewise.
13612 (xgene1_vector_cost): Likewise.
13613 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13614 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13615 Add vec_permute_cost entry.
13617 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13619 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13621 (add<mode>3_compare0): Likewise.
13622 (addsi3_compare0_uxtw): Likewise.
13623 (add<mode>3nr_compare0): Likewise.
13624 (compare_neg<mode>): Likewise.
13625 (<optab><mode>3): Likewise.
13627 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13629 * tree-vect-stmts.c (vectorizable_comparison): Add
13630 NULL check for vectype.
13632 2016-01-28 Richard Biener <rguenther@suse.de>
13634 PR tree-optimization/69466
13635 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13636 Account for PHIs we couldn't duplicate.
13638 2016-01-28 Martin Liska <mliska@suse.cz>
13641 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13642 instead of ENABLE_VALGRIND_CHECKING.
13644 2016-01-27 Richard Henderson <rth@redhat.com>
13647 * lra-remat.c (subreg_regs): New.
13648 (dump_candidates_and_remat_bb_data): Dump it.
13649 (operand_to_remat): Reject if operand in subreg_regs.
13650 (set_bb_regs): Collect subreg_regs.
13651 (lra_remat): Init and free subreg_regs. Compute
13652 calculate_local_reg_remat_bb_data before create_cands.
13654 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13657 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13658 change stack_alignment_needed for __tls_get_addr call.
13660 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13662 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13664 2016-01-27 Jeff Law <law@redhat.com>
13666 PR tree-optimization/68398
13667 PR tree-optimization/69196
13668 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13669 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13670 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13671 Only count PHIs in the last block in the path. The others will
13672 const/copy propagate away. Add heuristic to allow more irreducible
13673 subloops to be created when it is likely profitable to do so.
13675 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13676 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13677 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13679 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13682 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13683 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13684 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13685 * tree-streamer-in.c: Include asan.h.
13686 (streamer_get_builtin_tree): For builtins in sanitizer
13687 range call initialize_sanitizer_builtins and retry.
13689 2016-01-27 Ian Lance Taylor <iant@google.com>
13691 * common.opt (fkeep-gc-roots-live): New undocumented option.
13692 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13693 -fkeep-gc-roots-live, skip pointers.
13694 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13697 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13700 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13701 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13703 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13706 * configure.ac: NetBSD provides SSP in its C library.
13707 * configure: Updated.
13709 2016-01-27 Richard Biener <rguenther@suse.de>
13711 PR tree-optimization/69166
13712 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13713 reduction code for commutativity / associativity.
13715 2016-01-27 Martin Jambor <mjambor@suse.cz>
13717 PR tree-optimization/69355
13718 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13719 total_scalarization fails.
13721 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13723 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13726 2016-01-27 Christian Bruel <christian.bruel@st.com>
13729 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13730 Move arm_reset_previous_fndecl and set_target_option_current_node in
13731 the conditional part. Call save_restore_target_globals.
13732 * config/arm/arm.c (arm_set_current_function):
13733 Refactor to better support #pragma target and attribute mix.
13734 Call save_restore_target_globals.
13735 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13737 2016-01-27 Martin Liska <mliska@suse.cz>
13739 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13740 reference for an HSA kernel and its host function.
13742 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13744 PR tree-optimization/69399
13745 * wide-int.h (wi::lrshift): For larger precisions, only
13746 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13748 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13750 * config/arc/predicates.md (proper_comparison_operator): Reject
13751 constant-constant comparison.
13753 2016-01-26 Tom de Vries <tom@codesourcery.com>
13755 PR tree-optimization/69110
13756 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13757 DR_NUM_DIMENSIONS == 0.
13759 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13760 Sebastian Pop <s.pop@samsung.com>
13762 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13763 isl_ast_op_cond and isl_ast_op_select.
13764 (gcc_expression_from_isl_expr_op): Same.
13766 2016-01-26 Jason Merrill <jason@redhat.com>
13769 * tree.c (recompute_constructor_flags): Split out from
13771 (verify_constructor_flags): New.
13772 * tree.h: Declare them.
13774 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13776 PR rtl-optimization/69217
13777 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13778 are no TYPE_FIELDS set for the record type.
13780 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13783 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13784 toc_label_name unconditionally.
13785 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13786 SYMBOL_REF string. Use toc_label_name instead of constructing
13788 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13789 constructing LCTOC1.
13791 2016-01-26 Martin Sebor <msebor@redhat.com>
13794 * doc/extend.texi (Common Type Attributes): Move text that talks about
13795 attribute packed from attribute aligned to the section discussing
13796 the former attribute for clarity.
13798 2016-01-26 Richard Henderson <rth@redhat.com>
13800 PR middle-end/60908
13801 * trans-mem.c (tm_region_init): Mark entry block as visited.
13803 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13806 * diagnostic-show-locus.c (layout::print_source_line): Replace
13807 call to pp_newline with call to layout::print_newline.
13808 (layout::print_annotation_line): Likewise.
13809 (layout::move_to_column): Likewise.
13810 (layout::print_any_fixits): After printing any fixits, print a
13811 trailing newline, if necessary.
13812 (layout::print_newline): New method, resetting any colorization
13814 (diagnostic_show_locus): Move the pp_newline to before the
13815 early bailout. Remove dummy block enclosing the layout instance.
13816 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13817 of pp_newline_and_flush with pp_flush.
13818 (diagnostic_append_note): Delete use of pp_newline.
13819 (diagnostic_append_note_at_rich_loc): Delete.
13820 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13821 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13822 when newline characters are added to the buffer.
13824 2016-01-26 Michael Matz <matz@suse.de>
13826 * configure.ac (ac_cv_std_swap_in_utility): New test.
13827 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13828 * configure: Regenerate.
13829 * config.in: Regenerate.
13831 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13833 * config/arc/arc.md (cstoresi4): Force operand into register.
13834 (arcset<code>): Fix predicate.
13835 (arcsetltu): Likewise.
13836 (arcsetgeu): Likewise.
13837 (arcsethi): Likewise.
13838 (arcsetls): Likewise.
13840 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13842 PR tree-optimization/69483
13843 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13844 if base has error_mark_node type.
13846 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13849 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13850 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13852 (vget_lane_f16): Handle big-endian.
13853 (vgetq_lane_f16): Likewise.
13854 (vset_lane_f16): Likewise.
13855 (vsetq_lane_f16): Likewise.
13856 * config/arm/iterators.md (VQXMOV): Add V8HF.
13857 (VDQ): Add V4HF and V8HF.
13858 (V_reg): Handle V4HF and V8HF.
13859 (Is_float_mode): Likewise.
13860 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13861 neon_vdup_nv8hf): New patterns.
13862 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13863 Use VD_LANE iterator.
13864 (neon_vld1_dup<mode>): Use VQ2 iterator.
13866 2016-01-26 Nathan Sidwell <nathan@acm.org>
13868 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13869 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13870 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13871 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13872 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13873 (oacc_validate_dims): Add LEVEL arg, don't return level.
13874 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13875 oacc_validate_dims.
13876 (execute_oacc_device_lower): Adjust, add more dump output.
13877 * tree-ssa-loop.c (gate_oacc_kernels): Use
13878 oacc_fn_attrib_kernels_p.
13879 * tree-parloops.c (create_parallel_loop): Adjust
13880 set_oacc_fn_attrib call.
13882 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13885 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13886 (append_compiler_options): Handle -fcilkplus.
13887 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13889 2016-01-26 Nick Clifton <nickc@redhat.com>
13892 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13893 been marked as DECL_ONE_ONLY but we do not the means to make it
13894 so, then do not allow it to bind locally.
13896 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13899 * opts.h (parse_sanitizer_options): New prototype.
13900 * opts.c (sanitizer_opts): New array.
13901 (parse_sanitizer_options): New function.
13902 (common_handle_option): Use parse_sanitizer_options.
13904 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13907 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13908 alignment adjustment to ...
13909 (ix86_update_stack_boundary): Here. Don't over-align stack for
13911 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13912 if __tls_get_addr is called.
13914 2016-01-26 Christian Bruel <christian.bruel@st.com>
13916 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13918 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13920 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13922 2016-01-26 Richard Biener <rguenther@suse.de>
13924 PR middle-end/69467
13925 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13927 2016-01-26 Richard Biener <rguenther@suse.de>
13929 PR tree-optimization/69452
13930 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13931 (move_computations_dom_walker::before_dom_children): Rename
13933 (move_computations_worker): This.
13934 (move_computations): Perform an RPO rather than a DOM walk.
13936 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13939 * combine.c (combine_instructions): For REG_EQUAL note with
13940 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13941 to the underlying register.
13942 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13943 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13945 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13948 * config/aarch64/aarch64-builtins.c
13949 (aarch64_init_simd_builtin_types): Do not set structural
13950 equality to __Poly{8,16,64,128}_t types.
13952 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13954 PR tree-optimization/69400
13955 * wide-int.cc (wi_pack): Take the precision as argument and
13956 perform canonicalization here rather than in the callers.
13957 Use the main loop to handle all full-width HWIs. Add a
13958 zero HWI if in_len isn't a full result.
13959 (wi::divmod_internal): Update accordingly.
13960 (wi::mul_internal): Likewise. Simplify.
13962 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13963 Sebastian Pop <s.pop@samsung.com>
13965 * graphite-poly.c (apply_poly_transforms): Simplify.
13966 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13967 (print_isl_map): Same.
13968 (print_isl_union_map): Same.
13969 (print_isl_schedule): New.
13970 (debug_isl_schedule): New.
13971 * graphite-dependences.c (scop_get_reads): Do not call
13972 isl_union_map_add_map that is undocumented isl functionality.
13973 (scop_get_must_writes): Same.
13974 (scop_get_may_writes): Same.
13975 (scop_get_original_schedule): Remove.
13976 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13977 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13978 (compute_deps): Remove.
13979 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13980 (debug_schedule_ast): New.
13981 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13982 set_separate_option.
13983 (graphite_regenerate_ast_isl): Add dump.
13984 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13985 from scop->transformed_schedule.
13986 (graphite_regenerate_ast_isl): Add more dump.
13987 * graphite-optimize-isl.c (optimize_isl): Set
13988 scop->transformed_schedule. Check whether schedules are equal.
13989 (apply_poly_transforms): Move here.
13990 * graphite-poly.c (apply_poly_transforms): ... from here.
13991 (free_poly_bb): Static.
13992 (free_scop): Static.
13993 (pbb_number_of_iterations_at_time): Remove.
13994 (print_isl_ast): New.
13995 (debug_isl_ast): New.
13996 (debug_scop_pbb): New.
13997 * graphite-scop-detection.c (print_edge): Move.
13998 (print_sese): Move.
13999 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14000 (build_scop_scattering): Remove.
14001 (create_pw_aff_from_tree): Assert instead of bailing out.
14002 (add_condition_to_pbb): Remove unused code, do not fail.
14003 (add_conditions_to_domain): Same.
14004 (add_conditions_to_constraints): Remove.
14005 (build_scop_context): New.
14006 (add_iter_domain_dimension): New.
14007 (build_iteration_domains): Initialize pbb->iterators.
14008 Call add_conditions_to_domain.
14011 (index_outermost_in_loop): New.
14012 (index_pbb_in_loop): New.
14013 (outermost_pbb_in): New.
14014 (add_in_sequence): New.
14015 (add_outer_projection): New.
14016 (outer_projection_mupa): New.
14017 (add_loop_schedule): New.
14018 (build_schedule_pbb): New.
14019 (build_schedule_loop): New.
14020 (embed_in_surrounding_loops): New.
14021 (build_schedule_loop_nest): New.
14022 (build_original_schedule): New.
14023 (build_poly_scop): Call build_original_schedule.
14024 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14025 (free_poly_dr): Remove.
14026 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14027 (free_poly_bb): Remove.
14028 (debug_loop_vec): Remove.
14029 (print_isl_ast): Declare.
14030 (debug_isl_ast): Declare.
14031 (scop_do_interchange): Remove.
14032 (scop_do_strip_mine): Remove.
14033 (scop_do_block): Remove.
14034 (flatten_all_loops): Remove.
14035 (optimize_isl): Remove.
14036 (pbb_number_of_iterations_at_time): Remove.
14037 (debug_scop_pbb): Declare.
14038 (print_schedule_ast): Declare.
14039 (debug_schedule_ast): Declare.
14040 (struct scop): Remove schedule. Add original_schedule,
14041 transformed_schedule.
14042 (free_gimple_poly_bb): Remove.
14043 (print_generated_program): Remove.
14044 (debug_generated_program): Remove.
14045 (unify_scattering_dimensions): Remove.
14046 * sese.c (print_edge): ... here.
14047 (print_sese): ... here.
14048 (debug_edge): ... here.
14049 (debug_sese): ... here.
14050 * sese.h (print_edge): Declare.
14051 (print_sese): Declare.
14052 (dump_edge): Declare.
14053 (dump_sese): Declare.
14055 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14056 Sebastian Pop <s.pop@samsung.com>
14058 * Makefile.in: Set ISLVER in site.exp.
14060 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14062 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14063 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14064 through DECL_VALUE_EXPR for expansion.
14066 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14068 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14069 the frame info after reload completed.
14071 2016-01-25 Jeff Law <law@redhat.com>
14073 PR tree-optimization/69196
14074 PR tree-optimization/68398
14075 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14076 tree-ssa-threadupdate.c.
14077 (determine_bb_domination_status): Prototype
14078 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14079 (determine_bb_domination_status): No longer static.
14080 (valid_jump_thread_path): Remove code to detect characteristics
14081 of the jump thread path not associated with correctness.
14082 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14083 Correct test for thread path length. Count PHIs for real operands as
14084 statements that need to be copied. Do not count ASSERT_EXPRs.
14085 Look at all the blocks in the thread path. Compute and selectively
14086 filter thread paths based on threading through the latch, threading
14087 a multiway branch or crossing a multiway branch.
14089 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14091 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14092 decl with __attribute__ ((unused)) annotation.
14094 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14097 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14098 of operands is compatible with a statement vectype.
14100 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14102 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14103 improve wording for mixed storage order support.
14105 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14107 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14108 (vcvt_u64_f64): Likewise.
14109 (vcvta_s64_f64): Likewise.
14110 (vcvta_u64_f64): Likewise.
14111 (vcvtm_s64_f64): Likewise.
14112 (vcvtm_u64_f64): Likewise.
14113 (vcvtn_s64_f64): Likewise.
14114 (vcvtn_u64_f64): Likewise.
14115 (vcvtp_s64_f64): Likewise.
14116 (vcvtp_u64_f64): Likewise.
14118 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14120 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14121 (arc_init): Check validity mll64 option.
14122 (arc_save_restore): Use double load/store instruction.
14123 (arc_expand_movmem): Likewise.
14124 (arc_split_move): Don't split if we have double load/store
14125 instructions. Returns a boolean.
14126 (arc_process_double_reg_moves): Change function to return boolean
14127 instead of a sequence of instructions.
14128 (arc_dwarf_register_span): New function.
14129 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14130 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14131 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14132 (*movdf_insn): Likewise.
14133 * config/arc/arc.opt (mll64): New option.
14134 * config/arc/predicates.md (even_register_operand): New predicate.
14135 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14137 2016-01-25 Richard Biener <rguenther@suse.de>
14140 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14141 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14143 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14145 2016-01-25 Richard Biener <rguenther@suse.de>
14147 PR tree-optimization/69376
14148 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14150 (VN_INFO_ANTI_RANGE_P): New inline.
14151 (VN_INFO_RANGE_TYPE): Likewise.
14152 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14153 SSA_NAME_ANTI_RANGE_P.
14154 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14155 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14156 Properly query VN_INFO_RANGE_TYPE.
14158 2016-01-25 Nick Clifton <nickc@redhat.com>
14161 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14163 2016-01-23 Tom de Vries <tom@codesourcery.com>
14165 PR tree-optimization/69426
14166 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14169 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14171 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14172 "the the" with "the" in the comments.
14173 * ipa-devirt.c (build_type_inheritance_graph,
14174 update_type_inheritance_graph): Likewise.
14175 * tree.c (build_function_type_list_1): Likewise.
14176 * cfgloopmanip.c (scale_loop_profile): Likewise.
14177 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14178 * gimple-ssa-split-paths.c
14179 (find_block_to_duplicate_for_splitting_paths): Likewise.
14180 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14181 * expr.c (convert_move): Likewise.
14182 * var-tracking.c (vt_stack_adjustments): Likewise.
14183 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14184 * tree-vrp.c (test_for_singularity): Likewise.
14186 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14187 directly instead of building a temporary tree.
14190 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14191 remove <algorithm> include.
14193 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14196 * config/i386/i386.c: Include dojump.h.
14197 (expand_small_movmem_or_setmem,
14198 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14200 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14201 if dynamic_check != -1.
14203 2016-01-21 Jeff Law <law@redhat.com>
14205 PR middle-end/69347
14206 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14207 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14208 into dominated_by_p.
14209 (cprop_into_successor_phis): Avoid unnecessary tests.
14211 2016-01-22 Richard Henderson <rth@redhat.com>
14214 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14215 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14217 2016-01-22 Michael Matz <matz@suse.de>
14219 * system.h (string, algorithm): Include only conditionally.
14220 (new): Include always under C++.
14221 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14222 * final.c (toplevel): Ditto.
14223 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14224 * genconditions.c (write_header): Make gencondmd.c define
14226 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14228 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14229 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14231 2016-01-22 Christian Bruel <christian.bruel@st.com>
14234 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14236 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14239 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14240 define_insn_and_split. Ensure operands[1] and operands[0] do not
14241 get assigned the same register.
14243 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14245 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14247 2016-01-22 Christian Bruel <christian.bruel@st.com>
14249 * config/arm/arm-c.c (arm_pragma_target_parse):
14250 Remove warn_builtin_macro_redefined overwrite.
14252 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14254 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14255 flag_non_call_exceptions compatibility.
14257 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14260 * dwarf2out.c (add_child_die_after): New function.
14261 (dwarf_qual_info_t): New type.
14262 (dwarf_qual_info): New variable.
14263 (qualified_die_p): New function.
14264 (modified_type_die): For -fdebug-types-section, ensure
14265 canonical order of qualifiers. Put qualified DIEs adjacent
14266 to the corresponding non-qualified type DIE and search there
14267 for existing qualified DIEs.
14269 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14271 * doc/extend.texi (scalar_storage_order type attribute): Document
14272 restriction on type punning and aliasing, and remove future tense.
14274 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14277 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14280 2016-01-21 Jeff Law <law@redhat.com>
14282 PR middle-end/69347
14283 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14284 useless call to record_temporary_equivalences.
14285 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14286 allocate 10 slots in the bb_path vector and let it grow as needed.
14287 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14290 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14292 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14294 * configure: Regenerate.
14296 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14298 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14299 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14301 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14303 PR middle-end/66178
14304 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14305 drop EXPAND_INITIALIZER.
14306 * rtl.h (contains_symbolic_reference_p): Declare.
14307 * rtlanal.c (contains_symbolic_reference_p): New function.
14308 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14309 a subtraction into a NOT if symbolic constants are involved.
14311 2016-01-21 Anton Blanchard <anton@samba.org>
14312 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14315 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14317 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14320 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14322 * config/microblaze/microblaze.c
14323 (get_branch_target): New.
14324 (insert_wic_for_ilb_runout): New.
14326 (microblaze_machine_dependent_reorg): New.
14327 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14328 * config/microblaze/microblaze.md
14329 (UNSPEC_IPREFETCH): Define.
14330 (iprefetch): New pattern
14331 * config/microblaze/microblaze.opt
14332 (mxl-prefetch): New flag.
14334 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14336 * config/microblaze/microblaze.h
14337 (FIXED_REGISTERS): Update in macro.
14338 (CALL_USED_REGISTERS): Update in macro.
14340 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14342 PR rtl-optimization/68920
14343 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14346 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14348 PR rtl-optimization/68990
14349 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14350 pseudo instead of inheritance ones.
14352 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14353 Nick Clifton <nickc@redhat.com>
14357 * config/mips/mips.c (mips_compute_frame_info): Initialise
14358 args_size and hard_frame_pointer_offset fields of the frame
14359 structure before calling mips_global_pointer.
14361 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14363 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14365 * configure: Regenerate.
14367 2016-01-21 Richard Biener <rguenther@suse.de>
14369 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14371 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14373 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14374 to actually emit the .size directive.
14376 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14377 Jakub Jelinek <jakub@redhat.com>
14381 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14382 args array size by one to avoid buffer overflow.
14384 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14386 * config/s390/s390.md (pool_section_start): Use switch_to_section
14387 to select proper read-only data section instead of hardcoding
14389 (pool_section_end): Use switch_to_section to match the above.
14391 2016-01-21 Richard Biener <rguenther@suse.de>
14393 PR tree-optimization/69378
14394 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14395 (set_ssa_val_to): Use it for dominance checks taking into
14396 account not executable edges.
14398 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14401 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14402 for bitsize instead of GET_MODE_PRECISION (mode).
14404 2016-01-20 Martin Sebor <msebor@redhat.com>
14407 * extend.texi (__sync Builtins): Clarify the semantics of
14408 __sync_fetch_and_OP built-ins on pointers.
14409 (__atomic Builtins): Same.
14411 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14412 Sebastian Pop <s.pop@samsung.com>
14414 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14415 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14416 (is_valid_rename): Same.
14417 (translate_isl_ast_to_gimple::get_rename): Same.
14418 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14419 (translate_isl_ast_to_gimple::rename_uses): Same.
14420 (get_new_name): Check for close_phi nodes.
14421 (copy_loop_phi_args): Use phi_node_kind.
14422 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14423 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14425 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14426 Sebastian Pop <s.pop@samsung.com>
14428 Revert commit r229783.
14429 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14430 Remove use of parameter_rename_map.
14431 (copy_def): Remove.
14432 (copy_internal_parameters): Remove.
14433 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14434 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14435 (free_sese_info): Do not free parameter_rename_map.
14436 (set_rename): Do not use parameter_rename_map.
14437 (rename_uses): Update call to set_rename.
14438 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14439 * sese.h (parameter_rename_map_t): Remove.
14440 (struct sese_info_t): Remove field parameter_rename_map.
14442 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14443 Sebastian Pop <s.pop@samsung.com>
14445 * graphite-isl-ast-to-gimple.c: Fix comment.
14446 * graphite-scop-detection.c (defined_in_loop_p): New.
14447 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14448 names defined in loop.
14450 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14451 Sebastian Pop <s.pop@samsung.com>
14453 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14454 Discard unstructured if-then-else regions.
14456 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14457 Sebastian Pop <s.pop@samsung.com>
14459 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14460 (cleanup_loop_iter_dom): Remove.
14461 (build_loop_iteration_domains): Remove.
14462 (build_scop_context): Remove.
14463 (build_scop_iteration_domain): Remove.
14464 (add_loop_constraints): New.
14465 (build_iteration_domains): New.
14466 (build_poly_scop): Call build_iteration_domains.
14468 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14469 Sebastian Pop <s.pop@samsung.com>
14471 * graphite-scop-detection.c
14472 (scop_detection::harmful_loop_in_region): Free dom and loops.
14473 (scop_detection::loop_body_is_valid_scop): Free bbs.
14475 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14476 Sebastian Pop <s.pop@samsung.com>
14478 * graphite-scop-detection.c (record_loop_in_sese): New.
14479 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14480 (build_scops): Remove call to build_sese_loop_nests.
14481 * sese.c (sese_record_loop): Remove.
14482 (build_sese_loop_nests): Remove.
14483 (new_sese_info): Remove region->loops.
14484 (free_sese_info): Same.
14485 * sese.h (sese_contains_loop): Same.
14486 (build_sese_loop_nests): Remove.
14487 (sese_contains_loop): Remove.
14489 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14490 Sebastian Pop <s.pop@samsung.com>
14492 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14493 loop_is_valid_in_scop.
14494 (scop_detection::harmful_stmt_in_region): Renamed
14495 harmful_loop_in_region.
14496 Call loop_is_valid_in_scop.
14498 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14499 Sebastian Pop <s.pop@samsung.com>
14501 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14504 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14505 Sebastian Pop <s.pop@samsung.com>
14507 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14508 * graphite.h (struct poly_bb): Remove field is_reduction.
14509 (PBB_IS_REDUCTION): Remove.
14511 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14512 Sebastian Pop <s.pop@samsung.com>
14514 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14515 (add_pdr_constraints): Same.
14516 (scop_get_reads): Same.
14517 (scop_get_must_writes): Same.
14518 (scop_get_may_writes): Same.
14519 (scop_get_original_schedule): Same.
14520 (extend_schedule): Same.
14521 (apply_schedule_on_deps): Same.
14522 (carries_deps): Same.
14523 (compute_deps): Same.
14524 (scop_get_dependences): Same.
14525 * graphite-isl-ast-to-gimple.c
14526 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14527 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14528 (get_schedule_for_band_list): Same.
14529 (get_schedule_map): Same.
14530 (apply_schedule_map_to_scop): Same.
14531 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14532 (build_loop_iteration_domains): Same.
14533 (add_condition_to_pbb): Same.
14534 (add_param_constraints): Same.
14535 (pdr_add_memory_accesses): Same.
14536 (pdr_add_data_dimensions): Same.
14538 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14540 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14543 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14545 * common.opt (feliminate-dwarf2-dups): Replace references to
14546 "DWARF 2" with just "DWARF".
14547 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14548 * doc/extend.texi: Likewise.
14549 * doc/cpp.texi: Likewise.
14550 * doc/invoke.texi: Likewise.
14551 (Option Summary): Add -gdwarf to list of Debugging Options.
14552 (Debugging Options): Document -gdwarf.
14553 * doc/contrib.texi: Spell "DWARF" like that.
14555 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14557 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14558 warning. Fix up formatting.
14560 PR middle-end/67653
14561 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14562 attempt to mark memory input operand addressable and
14563 call prepare_gimple_addressable in that case. Don't adjust
14564 input_location for diagnostics, use error_at instead.
14566 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14568 * config/rs6000/ppc-auxv.h: New file.
14569 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14570 (cpu_is): Likewise.
14571 (cpu_supports): Likewise.
14572 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14573 (cpu_is_info): New variable.
14574 (cpu_supports_info): Likewise.
14575 (tcb_verification_symbol): Likewise.
14576 (cpu_builtin_p): Likewise.
14577 (cpu_expand_builtin): New function.
14578 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14579 (rs6000_init_builtins): Likewise.
14580 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14581 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14582 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14583 * configure: Regenerate.
14584 * config.in: Likewise.
14585 * doc/extend.texi (PowerPC Built-in Functions): Document
14586 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14588 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14591 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14593 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14596 2016-01-20 Richard Henderson <rth@redhat.com>
14602 * tree.c (tm_define_builtin): New.
14603 (find_tm_vector_type): New.
14604 (build_tm_vector_builtins): New.
14605 (build_common_builtin_nodes): Call it.
14607 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14609 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14610 (arm_fp_ok): Likewise.
14611 (arm_fp): Likewise.
14612 (arm_crypto): Likewise.
14614 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14615 Richard Biener <rguenther@suse.de>
14617 PR tree-optimization/69328
14618 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14619 vectors have same number of elements.
14620 (vectorizable_condition): Fix masked version recognition.
14622 2016-01-20 Richard Biener <rguenther@suse.de>
14624 PR tree-optimization/69345
14625 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14626 (VN_INFO_PTR_INFO): Likewise.
14627 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14628 info when it is equal between non-dominating SSA names.
14629 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14630 Make sure to look at original SSA infos.
14632 2016-01-20 Jeff Law <law@redhat.com>
14635 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14637 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14638 (pc_or_label_operand): New predicate.
14639 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14640 tests for small integers that are 2^n - 1.
14642 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14644 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14646 2016-01-19 Jeff Law <law@redhat.com>
14648 PR middle-end/69347
14649 * tree-ssa-threadbackwards.c
14650 (fsm_find_control_statement_thread_paths): Do not try to lookup
14651 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14653 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14655 * doc/lto.texi: Remove text that says only Gold has linker plugin
14658 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14660 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14661 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14662 the DIE accordingly.
14663 (modified_type_die): Add REVERSE parameter and pass it recursively,
14664 as well as to base_type_die. Adjust presence check accordingly.
14665 (base_type_for_mode): Adjust call to modified_type_die.
14666 (add_type_attribute): Add REVERSE parameter and pass it to
14668 (generic_parameter_die): Adjust call to add_type_attribute.
14669 (add_scalar_info): Likewise.
14670 (add_subscript_info): Likewise.
14671 (gen_array_type_die): Likewise.
14672 (gen_descr_array_type_die): Likewise.
14673 (gen_entry_point_die): Likewise.
14674 (gen_enumeration_type_die): Likewise.
14675 (gen_formal_parameter_die): Likewise.
14676 (gen_subprogram_die): Likewise.
14677 (gen_variable_die ): Likewise.
14678 (gen_const_die): Likewise.
14679 (gen_field_die): Likewise.
14680 (gen_pointer_type_die): Likewise.
14681 (gen_reference_type_die): Likewise.
14682 (gen_ptr_to_mbr_type_die): Likewise.
14683 (gen_inheritance_die): Likewise.
14684 (gen_subroutine_type_die): Likewise.
14685 (gen_typedef_die): Likewise.
14686 (force_type_die): Adjust call to modified_type_die.
14688 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14690 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14691 flow throughout the file. Fix broken link to Objective-C 2.0
14693 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14696 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14698 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14700 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14703 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14704 (maybe_record_node): Record cxa_pure_virtual as the only possible
14705 target if there are not ohter candidates.
14706 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14708 2016-01-19 Richard Biener <rguenther@suse.de>
14710 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14711 (get_memory_order): Likewise.
14713 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14715 * tree-vect-stmts.c (vectorizable_store): Check
14718 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14721 * gcc.c (driver::decode_argv): Add call to
14722 init_opts_obstack before init_options_struct.
14723 * opts.c (init_opts_obstack): Remove idempotency.
14724 (init_options_struct): Replace call to init_opts_obstack
14725 with a gcc_assert to verify that it has already been called.
14726 * toplev.c (toplev::main): Add call to init_opts_obstack before
14727 calls to init_options_struct.
14728 (toplev::finalize): Move cleanup of opts_obstack next to
14729 cleanup of save_decoded_options, clearing the latter, and
14730 save_decoded_options_count.
14732 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14735 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14736 attribute to unconditional. Remove %? from output template.
14738 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14739 Jiong Wang <jiong.wang@arm.com>
14741 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14742 generated from different expand order.
14744 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14746 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14747 Add support for CCMP costing.
14749 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14751 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14752 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14753 (fccmpe<mode>): Likewise.
14754 (fcmp): Rename to fcmp and globalize pattern.
14756 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14757 (aarch64_gen_ccmp_next): Add FP support.
14759 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14761 * target.def (gen_ccmp_first): Update documentation.
14762 (gen_ccmp_next): Likewise.
14763 * doc/tm.texi (gen_ccmp_first): Update documentation.
14764 (gen_ccmp_next): Likewise.
14765 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14766 expand_ccmp_expr_1. Improve comments.
14767 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14768 (ccmp_ior<mode>): Remove pattern.
14769 (cmp<mode>): Remove expand.
14770 (cmp): Globalize pattern.
14771 (cstorecc4): Use cc_register.
14772 (mov<mode>cc): Remove ccmp_cc_register check.
14773 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14774 Simplify after removal of CC_DNE/* modes.
14775 (aarch64_ccmp_mode_to_code): Remove.
14776 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14777 In 'k' case use integer as condition.
14778 (aarch64_nzcv_codes): Remove inverted cases.
14779 (aarch64_code_to_ccmode): Remove.
14780 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14781 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14782 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14783 pattern. Return the comparison with CC register. Invert conditions
14784 when bitcode is OR.
14785 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14786 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14788 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14790 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14791 instrumented_version.
14793 2016-01-19 Richard Biener <rguenther@suse.de>
14795 PR tree-optimization/69336
14796 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14797 handled components with get_ref_base_and_extent.
14798 (equal_mem_array_ref_p): Adjust.
14800 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14803 * shrink-wrap.c: Include valtrack.h.
14804 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14805 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14806 in between insn and where it will be moved to. Call
14807 dead_debug_insert_temp.
14808 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14809 first and dead_debug_local_finish at the end.
14810 For uses and defs bitmap, handle all regs in between REGNO and
14811 END_REGNO, not just the first one.
14813 2016-01-19 Richard Biener <rguenther@suse.de>
14815 PR tree-optimization/69352
14816 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14817 (equal_mem_array_ref_p): Constrain size and max size properly.
14818 Compare the reverse flag.
14820 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14822 * ira.c (ira): Update regstat data if we deleted insns.
14824 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14826 PR rtl-optimization/68955
14827 PR rtl-optimization/64557
14828 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14829 here. Fix up formatting.
14830 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14832 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14835 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14836 assume that the node has body.
14837 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14840 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14842 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14845 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14847 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14848 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14850 2016-01-19 Martin Jambor <mjambor@suse.cz>
14851 Martin Liska <mliska@suse.cz>
14852 Michael Matz <matz@suse.de>
14854 * Makefile.in (OBJS): Add new source files.
14855 (GTFILES): Add hsa.c.
14856 * common.opt (disable_hsa): New variable.
14857 (-Whsa): New warning.
14858 * config.in (ENABLE_HSA): New.
14859 * configure.ac: Treat hsa differently from other accelerators.
14860 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14861 $enable_offloading.
14862 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14863 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14864 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14865 --with-hsa-kmt-lib.
14866 * doc/invoke.texi (-Whsa): Document.
14867 (hsa-gen-debug-stores): Likewise.
14868 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14869 to invoke offload compiler for hsa acclerator.
14870 * opts.c (common_handle_option): Determine whether HSA offloading
14871 should be performed.
14872 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14873 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14874 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14875 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14876 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14877 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14878 GF_OMP_FOR_KIND_GRID_LOOP.
14879 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14880 (pp_gimple_stmt_1): Likewise.
14881 * gimple-walk.c (walk_gimple_stmt): Likewise.
14882 * gimple.c (gimple_build_omp_grid_body): New function.
14883 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14884 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14885 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14886 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14887 GF_OMP_TEAMS_GRID_PHONY.
14888 (gimple_statement_omp_single_layout): Updated comments.
14889 (gimple_build_omp_grid_body): New function.
14890 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14891 (gimple_omp_for_grid_phony): New function.
14892 (gimple_omp_for_set_grid_phony): Likewise.
14893 (gimple_omp_parallel_grid_phony): Likewise.
14894 (gimple_omp_parallel_set_grid_phony): Likewise.
14895 (gimple_omp_teams_grid_phony): Likewise.
14896 (gimple_omp_teams_set_grid_phony): Likewise.
14897 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14898 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14899 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14900 (BUILT_IN_GOMP_TARGET): Updated type.
14901 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14902 (adjust_for_condition): New function.
14903 (get_omp_for_step_from_incr): Likewise.
14904 (extract_omp_for_data): Moved parts to adjust_for_condition and
14905 get_omp_for_step_from_incr.
14906 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14907 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14908 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14909 (scan_omp_parallel): Do not create child functions for phony
14911 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14912 (scan_omp_1_op): Checking assert we are not remapping to
14913 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14914 (parallel_needs_hsa_kernel_p): New function.
14915 (expand_parallel_call): Register apprpriate parallel child
14916 functions as HSA kernels.
14917 (grid_launch_attributes_trees): New type.
14918 (grid_attr_trees): New variable.
14919 (grid_create_kernel_launch_attr_types): New function.
14920 (grid_insert_store_range_dim): Likewise.
14921 (grid_get_kernel_launch_attributes): Likewise.
14922 (get_target_argument_identifier_1): Likewise.
14923 (get_target_argument_identifier): Likewise.
14924 (get_target_argument_value): Likewise.
14925 (push_target_argument_according_to_value): Likewise.
14926 (get_target_arguments): Likewise.
14927 (expand_omp_target): Call get_target_arguments instead of looking
14928 up for teams and thread limit.
14929 (grid_expand_omp_for_loop): New function.
14930 (grid_arg_decl_map): New type.
14931 (grid_remap_kernel_arg_accesses): New function.
14932 (grid_expand_target_kernel_body): New function.
14933 (expand_omp): Call it.
14934 (lower_omp_for): Do not emit phony constructs.
14935 (lower_omp_taskreg): Do not emit phony constructs but create for them
14936 a temporary variable receiver_decl.
14937 (lower_omp_taskreg): Do not emit phony constructs.
14938 (lower_omp_teams): Likewise.
14939 (lower_omp_grid_body): New function.
14940 (lower_omp_1): Call it.
14941 (grid_reg_assignment_to_local_var_p): New function.
14942 (grid_seq_only_contains_local_assignments): Likewise.
14943 (grid_find_single_omp_among_assignments_1): Likewise.
14944 (grid_find_single_omp_among_assignments): Likewise.
14945 (grid_find_ungridifiable_statement): Likewise.
14946 (grid_target_follows_gridifiable_pattern): Likewise.
14947 (grid_remap_prebody_decls): Likewise.
14948 (grid_copy_leading_local_assignments): Likewise.
14949 (grid_process_kernel_body_copy): Likewise.
14950 (grid_attempt_target_gridification): Likewise.
14951 (grid_gridify_all_targets_stmt): Likewise.
14952 (grid_gridify_all_targets): Likewise.
14953 (execute_lower_omp): Call grid_gridify_all_targets.
14954 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14955 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14956 (tree_omp_clause): Added union field dimension.
14957 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14958 * tree.c (omp_clause_num_ops): Added number of arguments of
14959 OMP_CLAUSE__GRIDDIM_.
14960 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14961 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14962 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14963 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14964 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14965 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14966 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14967 * tree-pass.h (make_pass_gen_hsail): Declare.
14968 (make_pass_ipa_hsa): Likewise.
14969 * ipa-hsa.c: New file.
14970 * lto-section-in.c (lto_section_name): Add hsa section name.
14971 * lto-streamer.h (lto_section_type): Add hsa section.
14972 * timevar.def (TV_IPA_HSA): New.
14973 * hsa-brig-format.h: New file.
14974 * hsa-brig.c: New file.
14975 * hsa-dump.c: Likewise.
14976 * hsa-gen.c: Likewise.
14979 * toplev.c (compile_file): Call hsa_output_brig.
14980 * hsa-regalloc.c: New file.
14982 2016-01-18 Jeff Law <law@redhat.com>
14984 PR tree-optimization/69320
14985 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14986 ranged object, do nothing if the RHS constant is not [0..1].
14987 (optimize_stmt): Comparing a boolean ranged object against a
14988 constant outside [0..1] results in a compile-time constant.
14990 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14993 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14995 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14996 (Option Summary): Update to reflect new section and moved options.
14997 (C++ Dialect Options): Move -fstats to new section.
14998 (Debugging Options): Move all dump, statistics, and other GCC
14999 developer options to new section. Rewrite section introduction
15000 and re-order remaining options to put the more basic ones first.
15001 (Optimization Options): Move -fira-verbose and -flto-report* to
15003 (Developer Options): New section incorporating moved options.
15004 * doc/cppopts.texi (-dM): Update cross-reference.
15006 2016-01-18 Richard Henderson <rth@redhat.com>
15009 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15010 operands to pseudo only if CSE is expected. Split long immediate
15011 operands only after reload, and for the stack pointer.
15012 (*add<GPI>3_pluslong): Remove.
15013 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15014 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15015 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15016 (*add<GPI>3 peepholes): New.
15017 (*add<GPI>3 splitters): New.
15018 * config/aarch64/constraints.md (Upl): New.
15019 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15021 2016-01-18 Richard Biener <rguenther@suse.de>
15023 PR tree-optimization/69297
15024 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15026 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15028 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15030 PR middle-end/68542
15031 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15032 of mixind vector and scalar types.
15033 (fold_relational_const): Add handling of vector
15034 comparison with boolean result.
15035 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15036 comparison of vector operands with boolean result for EQ/NE only.
15037 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15038 (verify_gimple_cond): Likewise.
15039 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15042 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15044 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15047 2016-01-18 Richard Biener <rguenther@suse.de>
15049 PR middle-end/69308
15050 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15052 2016-01-18 Tom de Vries <tom@codesourcery.com>
15054 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15056 2016-01-18 Tom de Vries <tom@codesourcery.com>
15058 * omp-low.c (set_oacc_fn_attrib): Make extern.
15059 * omp-low.h (set_oacc_fn_attrib): Declare.
15060 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15061 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15062 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15063 Add and handle function parameter oacc_kernels_p.
15064 (find_reduc_addr, get_omp_data_i_param): New function.
15065 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15066 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15067 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15068 Calculate dominance info. Skip loops that are not in a kernels region
15069 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15070 (pass_parallelize_loops::execute): Call parallelize_loops with
15071 oacc_kernels_p argument.
15072 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15073 New member function.
15074 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15075 * passes.def: Add argument to pass_parallelize_loops instantation.
15077 2016-01-18 Tom de Vries <tom@codesourcery.com>
15079 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15080 pass_parallelize_loops to be run outside the loop pipeline.
15082 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15084 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15085 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15087 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15090 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15091 using get_ref_base_and_extent.
15092 (equal_mem_array_ref_p): New.
15093 (hashable_expr_equal_p): Add call to previous.
15095 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15098 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15099 (sra_initialize): Allocate disqualified_constants.
15100 (sra_deinitialize): Free disqualified_constants.
15101 (disqualify_candidate): Update disqualified_constants when appropriate.
15102 (create_access): Scan for constant-pool entries as we go along.
15103 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15104 (maybe_add_sra_candidate): Allow constant-pool entries.
15105 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15106 (initialize_constant_pool_replacements): New.
15107 (sra_modify_assign): Avoid mangling assignments created by previous,
15108 and don't generate writes into constant pool.
15109 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15111 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15113 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15114 andnot instruction.
15115 (scalar_chain::convert_op): Likewise.
15116 * config/i386/i386.md (*andndi3_doubleword): New.
15118 2016-01-18 Richard Biener <rguenther@suse.de>
15120 PR tree-optimization/69170
15121 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15122 building a vector from scalar results of a pattern stmt.
15124 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15126 * haifa-sched.c (autopref_multipass_init): Work around
15127 -Wmaybe-uninitialized warning.
15129 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15131 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15132 against the constant 0.
15134 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15136 PR tree-optimization/68799
15137 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15138 look up phi candidates in the statement-candidate map.
15139 (phi_add_costs): Likewise.
15140 (record_phi_increments): Likewise.
15141 (phi_incr_cost): Likewise.
15142 (ncd_with_phi): Likewise.
15143 (all_phi_incrs_profitable): Likewise.
15145 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15147 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15148 -Wmaybe-uninitialized warning.
15150 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15152 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15153 (Option Summary): Update to reflect new section and moved options.
15154 (C++ Dialect Options): Move -fvtable-verify and related options.
15155 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15156 and profiling-related options.
15157 (Optimization Options): Move profile generation options and
15158 -fstack-protector and related options.
15159 (Instrumentation Options): New section incorporating moved options.
15160 (Code Generation Options): Move -finstrument-functions and
15161 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15163 2016-01-16 Tom de Vries <tom@codesourcery.com>
15165 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15167 2016-01-16 Tom de Vries <tom@codesourcery.com>
15169 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15171 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15173 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15174 that checks whether the table is already empty. Rename the
15175 original implementation to...
15176 (hash_table::empty_slot): ...this new private function.
15178 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15180 PR diagnostic/68899
15181 * diagnostic-show-locus.c (layout::print_source_line): Move x
15182 offset of line until after call to
15183 get_line_width_without_trailing_whitespace.
15185 2016-01-15 Jeff Law <law@redhat.com>
15187 PR tree-optimization/69270
15188 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15189 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15190 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15191 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15192 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15193 ssa_name_has_boolean_range and constant_boolean_node.
15195 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15197 PR rtl-optimization/69030
15198 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15200 (spill_pseudos): Delete debug insn for dead pseudo.
15201 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15203 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15205 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15207 (TYPES_UNOPUS): Likewise.
15208 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15209 builtin type, from UNOP to UNOPUS.
15210 (lbtruncuv4sf): Likewise.
15211 (lbtruncuv2df): Likewise.
15212 (lrounduv2sf): Likewise.
15213 (lrounduv4sf): Likewise.
15214 (lrounduv2df): Likewise.
15215 (lroundusf): Likewise.
15216 (lroundusf): Likewise.
15217 (lceiluv2sf): Likewise.
15218 (lceiluv4sf): Likewise.
15219 (lceiluv2df): Likewise.
15220 (lceilusf): Likewise.
15221 (lceiludf): Likewise.
15222 (lflooruv2sf): Likewise.
15223 (lflooruv4sf): Likewise.
15224 (lflooruv2df): Likewise.
15225 (lfloorusf): Likewise.
15226 (lfloorudf): Likewise.
15227 (lfrintnuv2sf): Likewise.
15228 (lfrintnuv4sf): Likewise.
15229 (lfrintnuv2df): Likewise.
15230 (lfrintnusf): Likewise.
15231 (lfrintnudf): Likewise.
15232 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15234 (vcvtq_u32_f32): Likewise.
15235 (vcvtq_u64_f64): Likewise.
15236 (vcvta_u32_f32): Likewise.
15237 (vcvtaq_u32_f32): Likewise.
15238 (vcvtaq_u64_f64): Likewise.
15239 (vcvtm_u32_f32): Likewise.
15240 (vcvtmq_u32_f32): Likewise.
15241 (vcvtmq_u64_f64): Likewise.
15242 (vcvtn_u32_f32): Likwise.
15243 (vcvtnq_u32_f32): Likewise.
15244 (vcvtnq_u64_f64): Likewise.
15245 (vcvtp_u32_f32): Likewise.
15246 (vcvtpq_u32_f32): Likewise.
15247 (vcvtpq_u64_f64): Likewise.
15248 (vcvtmd_u64_f64): Likewise.
15249 (vcvtms_u32_f32): Likewise.
15250 (vcvtad_u64_f64): Likewise.
15251 (vcvtas_u32_f32): Likewise.
15252 (vcvtnd_u64_f64): Likewise.
15253 (vcvtns_u32_f32): Likewise.
15254 (vcvtpd_u64_f64): Likewise.
15255 (vcvtps_u32_f32): Likewise.
15257 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15259 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15260 CSEL of zero_extended registers.
15262 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15264 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15265 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15267 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15269 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15270 false when argument string is not found in the attributes table
15273 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15276 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15277 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15278 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15279 precision estimate.
15281 2016-01-15 Richard Biener <rguenther@suse.de>
15283 PR tree-optimization/66856
15284 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15285 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15286 (vect_create_new_slp_node): Increment stmt reference count.
15287 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15288 an SLP tree before swapping operands.
15289 (vect_build_slp_tree): Likewise.
15290 (destroy_bb_vec_info): Free stmt info after SLP instances.
15291 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15292 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15293 (STMT_VINFO_NUM_SLP_USES): New macro.
15295 2016-01-15 Richard Biener <rguenther@suse.de>
15298 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15299 (add_linkage_name): ... here.
15300 (gen_typedef_die): Use add_linkage_name_raw instead of
15301 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15304 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15306 * gimplify.c (oacc_default_clause): Decode reference and pointer
15307 types for both kernels and parallel regions.
15309 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15311 PR middle-end/69246
15312 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15314 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15316 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15317 (convert_scalars_to_vector): Likewise.
15319 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15321 * doc/extend.texi (Type Traits): Fix grammar.
15323 2016-01-15 Martin Jambor <mjambor@suse.cz>
15325 * tree-inline.c (remap_decl): Use existing dclarations if
15326 remapping a type and prevent_decl_creation_for_types.
15327 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15328 decls first. Do real remapping with
15329 prevent_decl_creation_for_types set.
15330 * tree-inline.h (copy_body_data): New field
15331 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15334 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15336 * config/s390/s390.opt (mmvcle): More verbose help text.
15338 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15340 * config/s390/s390.opt: Add period to -mzvector option text.
15342 2016-01-15 Richard Biener <rguenther@suse.de>
15344 PR tree-optimization/68961
15345 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15346 of invariants in stores again.
15348 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15350 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15352 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15354 * config/i386/i386.c (ix86_expand_branch): Don't split
15355 DI mode xor instruction to SI mode.
15357 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15360 * ipa-icf.c (sem_function::merge): Virtual functions may become
15361 reachable even if they address is not taken and there are no
15364 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15366 * lto-streamer-out.c (subtract_estimated_size): New function.
15367 (get_symbol_initial_value): Use it.
15369 2016-01-15 Christian Bruel <christian.bruel@st.com>
15372 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15373 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15374 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15375 use add_builtin_function_ext_scope instead of add_builtin_function.
15376 (neon_set_p, neon_crypto_set_p): Remove.
15377 (arm_init_builtins): Always call arm_init_neon_builtins and
15378 arm_init_crypto_builtins.
15379 (arm_expand_builtin): Check that builtins are allowed for the arch.
15380 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15381 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15382 arm_init_neon_builtins call.
15384 2016-01-15 Richard Biener <rguenther@suse.de>
15386 PR tree-optimization/69117
15387 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15388 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15389 of the leader conservatively.
15390 (free_scc_vn): Restore original SSA name infos.
15392 2016-01-14 Jeff Law <law@redhat.com>
15394 PR tree-optimization/69270
15395 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15396 single bit of precision, verify it's also unsigned.
15397 (record_edge_info): Use constant_boolean_node rather than fold_convert
15398 to convert boolean_true/boolean_false to the right type.
15400 2016-01-14 Richard Henderson <rth@redhat.com>
15403 * loop-doloop.c (record_reg_sets): New.
15404 (doloop_optimize): Reject the transform if the sequence
15405 clobbers registers live at the end of the loop block.
15406 (doloop_optimize_loops): Enable df_live if needed.
15408 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15410 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15411 * config/rs6000/rs6000.c: Likewise.
15412 * config/rs6000/rs6000.h: Likewise.
15413 * config/rs6000/rs6000.md: Likewise.
15414 * doc/extend.texi: Likewsie.
15416 2016-01-14 Jeff Law <law@redhat.com>
15418 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15421 2016-01-14 Richard Henderson <rth@redhat.com>
15425 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15426 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15427 instead of builtin_decl_declared_p to test for declaration.
15429 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15431 * doc/loop.texi (Loop Analysis and Representation): Document
15432 loop_depth function.
15434 2016-01-14 Tom de Vries <tom@codesourcery.com>
15436 PR tree-optimization/68773
15437 * omp-low.c (expand_omp_target): Don't set force_output.
15438 * varpool.c (varpool_node::get_create): Same.
15439 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15440 offload_funcs with force_output.
15442 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15445 * lra-eliminations.c (move_plus_up): Don't change anything if either
15446 the outer or inner subreg mode is not MODE_INT.
15447 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15448 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15450 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15452 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15453 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15454 reduc_uplus_@var{m}): Remove.
15455 * expr.c (expand_expr_real_2): Remove expansion path for
15456 reduc_[us](min|max|plus) optabs.
15457 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15458 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15459 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15460 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15461 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15462 reduc_[us](min|max|plus) optabs.
15464 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15466 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15467 (reduc_plus_scal_v2sf): New.
15468 (reduc_smax_v2sf): Rename to...
15469 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15470 (reduc_smin_v2sf): Rename to...
15471 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15473 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15475 * alias.c (compare_base_symbol_refs): New function.
15476 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15479 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15481 PR middle-end/68146
15482 PR tree-optimization/69155
15483 * tree-complex.c: Include cfganal.h.
15484 (phis_to_revisit): New variable.
15485 (extract_component): Add phiarg_p argument. Assert that returned
15486 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15487 (update_phi_components): Partly rewrite to use loop over real/imag
15488 components instead of code duplication. If extract_component returns
15489 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15490 create_tmp_reg into the PHI node instead, and mention the phi triplet
15491 in phis_to_revisit.
15492 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15493 in phis_to_revisit at the end.
15495 2016-01-14 Richard Biener <rguenther@suse.de>
15497 PR tree-optimization/68060
15498 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15499 outer loop reduction is only used in the inner loop before
15500 detecting a double reduction.
15502 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15505 * combine.c (expand_field_assignment): Punt if compute_mode is
15506 unsupported scalar mode.
15508 2016-01-14 Richard Biener <rguenther@suse.de>
15510 PR tree-optimization/66856
15511 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15512 SLP node only if it built successfully.
15513 (vect_analyze_slp_instance): Adjust.
15515 2016-01-14 Jeff Law <law@redhat.com>
15517 PR tree-optimization/69270
15518 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15519 (record_edge_info): Use it. Convert boolean_{true,false}_node
15520 to the type of op0.
15522 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15525 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15526 use block_ultimate_origin
15527 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15529 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15531 * doc/invoke.texi (Submodel Options): Rename section to
15532 "Machine-Dependent Options" to better reflect its content.
15533 Rewrite introductory text to remove archaic CPU names.
15536 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15538 * doc/invoke.texi (Code Gen Options): Move section up in file,
15539 before target-specific options. Update menu and option summary
15540 to reflect the new section ordering.
15542 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15544 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15545 (C++ Dialect Options): Add cross-reference to -std option.
15546 * doc/standards.texi (C++ Language): Document C++14 support.
15548 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15550 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15551 for pack/unpack functions for __ibm128.
15552 (PACK_IF): Likewise.
15553 (UNPACK_IF): Likewise.
15555 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15556 support for __ibm128 pack/unpack functions.
15557 (rs6000_invalid_builtin): Likewise.
15558 (rs6000_init_builtins): Likewise.
15559 (rs6000_opt_masks): Likewise.
15561 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15562 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15564 (RS6000_BTM_COMMON): Likewise.
15566 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15567 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15568 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15569 128-bit floating point. Add support for the double values to be
15570 in Altivec registers for TF/IF packing and unpacking, but restrict
15571 TD packing sub-fields to be FPR registers. Don't allow overlapped
15572 register support for packing. Allow pack inputs to be memory
15573 locations. Don't build generator functions for unpack<mode>_dm
15574 and unpack<mode>_nodm.
15575 (unpack<mode>_dm): Likewise.
15576 (unpack<mode>_nodm): Likewise.
15577 (pack<mode>): Likewise.
15579 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15580 built-in functions to pack/unpack explicit __ibm128 values.
15581 (__builtin_unpack_ibm128): Likewise.
15583 * doc/extend.texi (PowerPC Built-in Functions): Document
15584 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15586 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15589 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15590 Add new arg loc and pass it down as context.
15591 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15592 to the location to use for the warning.
15593 (check_function_arguments): New arg loc. All callers changed. Pass
15594 it to check_function_nonnull.
15595 * c-common.h (check_function_arguments): Adjust declaration.
15597 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15599 PR tree-optimization/69156
15600 * gimple.c (validate_type): Removed.
15601 (gimple_builtin_call_types_compatible_p): Use
15602 useless_type_conversion_p instead of validate_type.
15603 * value-prof.c (gimple_stringop_fixed_value): Fold
15604 icall_size to correct type.
15606 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15608 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15611 2016-01-13 Richard Henderson <rth@redhat.com>
15614 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15615 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15616 (ix86_builtin_tm_store): Remove.
15617 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15618 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15619 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15620 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15621 * doc/tm.texi: Rebuild.
15623 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15624 (BUILT_IN_TM_MEMCPY_RTWN): New.
15625 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15626 fallback from vector to integer helpers.
15627 (build_tm_load): Handle vector types directly, instead of
15629 (build_tm_store): Likewise.
15630 (expand_assign_tm): Prepare for register types not handled by
15631 the above. Copy them to memory and use memcpy.
15632 * tree.c (tm_define_builtin): New.
15633 (find_tm_vector_type): New.
15634 (build_tm_vector_builtins): New.
15635 (build_common_builtin_nodes): Call it.
15637 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15639 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15640 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15642 2016-01-13 Tom de Vries <tom@codesourcery.com>
15644 PR tree-optimization/69169
15645 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15646 handled_struct_type param.
15647 (create_variable_info_for, intra_create_variable_infos): Call
15648 create_variable_info_for_1 with extra arg.
15650 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15652 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15653 and "armv8.1-a+crc" entries.
15655 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15658 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15659 Change first operand predicate from register_or_constm1_operand
15660 to register_operand.
15661 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15662 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15663 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15664 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15665 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15666 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15667 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15668 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15669 comparison with constm1_rtx from vec_prefetch_gen part.
15671 2016-01-13 Richard Biener <rguenther@suse.de>
15673 PR tree-optimization/69013
15674 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15675 Exchange assert for a test.
15677 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15680 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15682 2016-01-13 Richard Biener <rguenther@suse.de>
15684 PR tree-optimization/69242
15685 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15686 assert with a check.
15688 2016-01-13 Richard Biener <rguenther@suse.de>
15690 PR tree-optimization/69186
15691 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15692 Properly guard vect_update_misalignment_for_peel call.
15694 2016-01-12 Jeff Law <law@redhat.com>
15696 PR tree-optimization/pr67755
15697 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15698 "need_profile_correction".
15699 (thread_block_1): Initialize new field to false by default. If we
15700 have multiple thread paths through a common joiner to different
15701 final targets, then set new field to true.
15702 (compute_path_counts): Only do count adjustment when it's really
15705 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15707 * doc/invoke.texi (Spec Files): Move section down in file, past
15708 all command-line option descriptions.
15710 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15712 PR middle-end/54809
15713 * doc/gty.texi: Remove documentation of mark_hook.
15714 * gengtype.c (struct write_types_data): Remove code to support
15715 mark_hook attribute.
15716 (walk_type): Likewise.
15717 (write_func_for_structure): Likewise.
15719 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15721 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15722 Directory Options, and -specs= to Overall Options.
15723 (Overall Options): Adjust similarly. Reorder to group related
15724 options together. Make -specs= cross-reference the spec file details.
15725 (Directory Options): Adjust similarly.
15727 2016-01-12 Jeff Law <law@redhat.com>
15729 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15731 2016-01-12 Olivier Hainque <hainque@adacore.com>
15733 * gcc.c (spec_undefvar_allowed): New global.
15734 (process_command): Set to true when running for --version or --help,
15736 (getenv_spec_function): When the variable is not defined, use the
15737 variable name as the variable value if we're allowed not to issue
15740 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15742 PR tree-optimization/68911
15743 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15744 information computed for expression "init + nit * step".
15746 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15748 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15749 about name of GCC executable. Remove deleted node from menu.
15750 (Directory Options) <-B>: Remove cross-reference to deleted node.
15751 (Target Options): Delete section.
15753 2016-01-12 Christian Bruel <christian.bruel@st.com>
15756 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15757 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15759 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15762 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15763 aligned_mem is properly set for AVX512-VL floating point masked
15767 * ifcvt.c (cond_exec_process_if_block): When removing the last
15768 insn from then_bb, remove also any possible barriers that follow it.
15770 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15774 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15775 (PTRDIFF_TYPE): Likewise.
15776 (WCHAR_TYPE): Likewise.
15777 (WCHAR_TYPE_SIZE): Likewise.
15778 (STDINT_LONG32): Likewise.
15780 2016-01-12 Richard Biener <rguenther@suse.de>
15782 PR tree-optimization/69053
15783 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15784 convert initial value for cond reductions.
15786 2016-01-12 Richard Biener <rguenther@suse.de>
15788 PR tree-optimization/69007
15789 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15790 widen_sum after dot_prod and sad.
15792 2016-01-12 Richard Biener <rguenther@suse.de>
15794 PR tree-optimization/69168
15795 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15796 pattern stmt SLP type.
15797 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15798 end up unused so cope with that case.
15800 2016-01-12 Richard Biener <rguenther@suse.de>
15802 PR tree-optimization/69157
15803 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15804 stmts def type only during analyze phase.
15805 (vectorizable_call): Likewise.
15806 (vectorizable_simd_clone_call): Likewise.
15807 (vectorizable_conversion): Likewise.
15808 (vectorizable_assignment): Likewise.
15809 (vectorizable_shift): Likewise.
15810 (vectorizable_operation): Likewise.
15811 (vectorizable_store): Likewise.
15812 (vectorizable_load): Likewise.
15814 2016-01-12 Richard Biener <rguenther@suse.de>
15816 PR tree-optimization/69174
15817 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15819 (vectorizable_load): Properly compute the number of loads needed
15820 for permuted strided SLP loads and do not spuriously assign
15821 to SLP_TREE_VEC_STMTS.
15823 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15825 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15826 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15827 (MD_EXEC_PREFIX): Remove.
15828 (MD_STARTFILE_PREFIX) Removee.
15829 (FILE_NAME_ABSOLUTE_P): Remove.
15830 (CPP_SPEC): Do not read macros from sys/version.h.
15831 (LINK_COMMAND_SPEC): Remove.
15832 (LOCAL_INCLUDE_DIR): Remove.
15833 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15834 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15835 (POST_LINK_SPEC): Define to invoke stubify after linker
15836 (LIBSTDCXX): Remove define
15837 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15838 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15839 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15840 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15841 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15842 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15843 (i386_djgpp_asm_named_section): Add propotype of new procedure
15845 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15846 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15847 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15848 in config/i386/djgpp.h).
15849 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15850 STANDARD_STARTFILE_PREFIX_1.
15851 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15852 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15853 installation errors.
15854 (MAX_OFILE_ALIGNMENT): Define to 128.
15855 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15857 * config/i386/djgpp.c: New file. Add implementation of
15858 i386_djgpp_asm_named_section.
15860 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15862 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15863 Add rule for building djgpp.o.
15865 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15867 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15868 (rtx_is_swappable_p): Reductions are swappable.
15869 (insn_is_swappable_p): V2DF reductions are swappable.
15871 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15873 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15874 reloads for other unsupported memory operands.
15876 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15877 Jim Wilson <jim.wilson@linaro.org>
15880 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15881 copy_to_mode_reg instead of force_reg.
15883 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15886 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15887 TARGET_80387 is true.
15889 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15892 * lra-eliminations.c (move_plus_up): Only move plus up
15893 if subreg of the constant can be simplified into constant
15894 and use the simplified subreg of the constant instead of
15895 the original constant.
15897 * fold-const.c (fold_convertible_p): Don't return true
15898 for conversion of VECTOR_TYPE to same sized integral type.
15899 (fold_convert_loc): Fix up formatting. Fold conversion of
15900 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15901 instead of NOP_EXPR.
15903 PR tree-optimization/69214
15904 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15905 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15908 PR tree-optimization/69207
15909 * tree-vect-slp.c (vect_get_constant_vectors): For
15910 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15911 fold_convertible_p to vector_type's element type, and always
15912 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15914 2016-01-11 Richard Biener <rguenther@suse.de>
15916 PR tree-optimization/69173
15917 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15918 fixup the cycle if all stmts are in a pattern.
15920 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15922 PR middle-end/68999
15923 * alias.c (base_alias_check): Move check for addresses with
15924 alignment ANDs before the call for compare_base_decls.
15925 (memrefs_conflict_p): Return -1 for different decls
15926 that went through alignment adjustments.
15928 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15930 PR rtl-optimization/68796
15931 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15932 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15933 and QImode comparisons against zero with CC_NZmode.
15934 * config/aarch64/iterators.md (short_mask): New mode_attr.
15936 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15938 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15939 (<avx512>_store<mode>_mask): Likewise.
15941 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15942 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15944 PR rtl-optimization/68841
15945 * ifcvt.c (struct noce_if_info): Add orig_x field.
15946 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15947 Don't record conflicts on to_rename if it's present.
15948 Allow memory destinations in sets.
15949 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15950 blocks, passing orig_x to the checks.
15951 (noce_process_if_block): Set if_info->orig_x appropriately.
15953 2016-01-11 Tom de Vries <tom@codesourcery.com>
15955 PR tree-optimization/69069
15956 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15958 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15960 PR rtl-optimization/68920
15961 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15962 of conditional moves for RTL if-conversion to 1 for
15963 TARGET_ONE_IF_CONV_INSN.
15964 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15965 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15966 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15967 parameter to restirct number of conditional moves for
15969 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15970 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15973 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15976 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15977 onepart vars. Fix typo in comment. Fix reversed condition in
15979 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15982 * var-tracking.c (dump_onepart_variable_differences): New.
15983 (dataflow_set_different): If a detailed dump is requested,
15984 delay early returns and dump differences between onepart
15985 variables present before and after, and added variables.
15987 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15990 * expr.c (expand_expr_real_1): For boolean vector constants
15991 with a scalar mode use const_scalar_mask_from_tree.
15992 (const_scalar_mask_from_tree): New.
15993 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15994 assigned to a mask type to handle constants.
15996 2016-01-11 Martin Jambor <mjambor@suse.cz>
15999 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16000 useless parameters if we cannot change function signature.
16002 2016-01-11 Martin Jambor <mjambor@suse.cz>
16005 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16008 2016-01-11 Tom de Vries <tom@codesourcery.com>
16010 PR tree-optimization/69109
16011 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16014 2016-01-11 Tom de Vries <tom@codesourcery.com>
16016 PR tree-optimization/69108
16017 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16018 res is not used in a phi.
16020 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16023 * common.opt (frandom-seed): Fix parameter name.
16024 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16026 2016-01-11 Tom de Vries <tom@codesourcery.com>
16028 PR tree-optimization/69058
16029 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16032 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16034 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16035 (mcode-density): Likewise.
16037 2016-01-10 Tom de Vries <tom@codesourcery.com>
16039 PR tree-optimization/69062
16040 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16041 (parallelize_loops): Don't paralelize loop that has phi with address
16044 2016-01-10 Tom de Vries <tom@codesourcery.com>
16046 PR tree-optimization/69039
16047 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16050 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16052 PR middle-end/68743
16053 * match.pd: Require target has function_c99_misc before doing
16054 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16056 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16058 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16060 * configure: Regenerate.
16062 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16064 PR middle-end/50865
16065 PR tree-optimization/69097
16066 * fold-const.h (expr_not_equal_to): New prototype.
16067 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16068 (expr_not_equal_to): New function.
16069 * match.pd (X % -Y is the same as X % Y): Don't optimize
16070 unless X is known not to be equal to minimum or Y is known
16071 not to be equal to -1.
16072 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16073 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16074 (simplify_stmt_using_ranges): Adjust caller.
16075 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16076 substitute_and_fold.
16078 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16080 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16083 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16085 PR tree-optimization/69167
16086 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16087 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16089 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16091 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16092 Richard Biener <rguenther@suse.de>
16094 PR tree-optimization/68707
16095 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16096 instances that can be handled via vect_load_lanes.
16098 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16100 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16101 if we can't determine address equivalence.
16102 * alias.c (compare_base_decl): Update for changed return value of
16103 symtab_node::equal_address_to.
16105 2016-01-08 Jason Merrill <jason@redhat.com>
16109 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16110 * expr.c (store_field): Not here.
16111 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16112 call with TREE_ADDRESSABLE type.
16113 * tree-cfg.c (verify_gimple_call): Adjust.
16115 2016-01-08 Olivier Hainque <hainque@adacore.com>
16117 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16120 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16122 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16123 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16124 (reduc_smin_v2sf): Rename to...
16125 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16126 (reduc_splus_v2sf): Rename to...
16127 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16129 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16131 PR tree-optimization/69162
16132 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16133 valist argument in another argument.
16134 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16135 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16136 to determine the va_list type, build a MEM_REF instead of
16137 build_fold_indirect_ref.
16139 PR tree-optimization/69172
16140 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16143 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16145 PR tree-optimization/67781
16146 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16147 and cmpnop in two steps: first the ones not accessed in original
16148 gimple expression in a endian independent way and then the ones not
16149 accessed in the final result in an endian-specific way.
16151 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16153 PR tree-optimization/69083
16154 * tree-vect-slp.c (vect_get_constant_vectors): For
16155 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16156 element type. If op is fold_convertible_p to vector_type's element
16157 type, use NOP_EXPR instead of VCE.
16159 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16161 PR rtl-optimization/67778
16162 PR rtl-optimization/68634
16163 PR rtl-optimization/68909
16164 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16165 block from the stack until done with it. Remove a superfluous
16166 bitmap set. Remove a superfluous bitmap test.
16168 2016-01-07 Martin Sebor <msebor@redhat.com>
16171 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16172 constraint on the type of arguments.
16174 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16176 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16177 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16178 unaligned_access on the gcc_options set.
16179 * config/arm/arm.c (arm_option_override_internal): Use
16180 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16182 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16185 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16186 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16188 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16191 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16194 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16195 depending on frame_pointer_needed before remaining integer and SSE
16196 registers are saved.
16198 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16201 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16203 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16206 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16207 Use the "xBm" constraint.
16208 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16210 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16211 (sse_cvtsi2ssq<round_name>): Likewise.
16212 (sse_cvtss2si<round_name>): Likewise.
16213 (sse_cvtss2siq<round_name>): Likewise.
16214 (sse2_cvtsi2sdq<round_name>): Likewise.
16215 (sse2_cvtsd2si<round_name>): Likewise.
16216 (sse2_cvtsd2siq<round_name>): Likewise.
16217 * config/i386/subst.md (round_nimm_scalar_predicate): New
16220 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16222 PR middle-end/67639
16223 * varasm.c (make_decl_rtl): Mark invalid register vars as
16226 PR rtl-optimization/66206
16227 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16228 All callers changed.
16230 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16232 PR tree-optimization/69141
16233 * tree-ssa-pre.c: Include langhooks.h.
16234 (eliminate_dom_walker::before_dom_children): Use
16235 lang_hooks.decl_printable_name instead of
16236 cgraph_node::get ()->name ().
16238 PR middle-end/68960
16239 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16240 it and DECL_ALIGN too.
16242 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16244 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16246 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16249 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16250 depending on frame_pointer_needed before remaining integer and SSE
16251 registers are saved.
16253 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16255 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16256 mode iterator with VSX_M2.
16257 (*p9_vecstore_<mode>): Likewise.
16258 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16259 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16260 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16261 (define_split for VSX_LE128 stores): Likewise.
16262 (define_peephole2 for TImode LE swaps): Likewise.
16263 (define_split for VSX_LE128 post-reload stores): Likewise.
16265 2016-01-06 Marek Polacek <polacek@redhat.com>
16268 * convert.c (convert_to_integer_1): Adjust call to
16269 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16270 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16271 EXPR instead of ARG.
16272 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16274 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16277 * doc/extend.texi (RL78 Variable Attributes): New section.
16279 2016-01-05 Marek Polacek <polacek@redhat.com>
16282 * builtins.c (get_memmodel): Use expansion point location rather than
16283 the input location. Call warning_at rather than warning.
16284 (expand_builtin_atomic_compare_exchange): Likewise.
16285 (expand_builtin_atomic_load): Likewise.
16286 (expand_builtin_atomic_store): Likewise.
16287 (expand_builtin_atomic_clear): Likewise.
16289 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16292 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16293 Replace nonimmediate_operand with vector_operand.
16294 * config/i386/predicates.md (vector_operand): New predicate.
16295 (general_vector_operand): Replace nonimmediate_operand with
16297 * config/i386/sse.md: Replace nonimmediate_operand with
16298 vector_operand and m constraint with Bm constraint on SSE
16299 patterns with 16-byte memory operand.
16300 * config/i386/subst.md (round_nimm_predicate): Replace
16301 nonimmediate_operand with vector_operand.
16302 (round_saeonly_nimm_predicate): Likewise.
16303 (round_saeonly_nimm_scalar_predicate): New.
16305 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16308 * config/i386/constraints.md (Bm): New constraint.
16309 * config/i386/predicates.md (vector_memory_operand): New
16311 * config/i386/sse.md: Replace xm with xBm in plusminus and
16312 any_logic patterns.
16314 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16317 * doc/extend.texi (V850 Function Attributes): New section.
16318 (V850 Variable Attributes): New section.
16320 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16323 * doc/extend.texi (MicroBlaze Function Attributes): Document
16324 interrupt_handler and fast_interrupt attributes.
16326 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16329 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16330 for local symbolic operands.
16331 * config/ia64/predicates.md (local_symbolic_operand64): New
16334 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16336 PR rtl-optimization/68651
16337 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16340 2016-01-05 Nathan Sidwell <nathan@acm.org>
16342 * alias.c (compare_base_decls): Use symtab_node::get.
16344 2016-01-05 Nick Clifton <nickc@redhat.com>
16347 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16348 secondary_reload_info structure.
16351 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16352 decls if weak support is available.
16354 2016-01-04 Martin Sebor <msebor@redhat.com>
16356 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16358 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16360 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16361 OPTION_MASK_P9_DFORM.
16363 * config/rs6000/constraints.md (wo constraint): New constraint for
16366 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16368 (rs6000_init_hard_regno_mode_ok): Likewise.
16370 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16373 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16374 expanders not to have constraints. Add support for ISA 3.0 xxperm
16375 instruction. Add support for fusing xxlor with xxperm.
16376 (altivec_vperm_<mode>_internal): Likewise.
16377 (altivec_vperm_v8hiv16qi): Likewise.
16378 (altivec_vperm_<mode>v16q): Likewise.
16379 (altivec_vperm_<mode>_uns): Likewise.
16380 (vperm_v8hiv4si): Likewise.
16381 (vperm_v16qiv8hi): Likewise.
16383 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16385 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16387 Update copyright years.
16389 * gcc.c (process_command): Update copyright notice dates.
16390 * gcov-dump.c (print_version): Ditto.
16391 * gcov.c (print_version): Ditto.
16392 * gcov-tool.c (print_version): Ditto.
16393 * gengtype.c (create_file): Ditto.
16394 * doc/cpp.texi: Bump @copying's copyright year.
16395 * doc/cppinternals.texi: Ditto.
16396 * doc/gcc.texi: Ditto.
16397 * doc/gccint.texi: Ditto.
16398 * doc/gcov.texi: Ditto.
16399 * doc/install.texi: Ditto.
16400 * doc/invoke.texi: Ditto.
16402 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16404 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16405 modes larger than TImode as TImode if NEON is not enabled.
16407 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16410 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16411 mode for %f0-%f31 only if TARGET_FPU.
16413 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16416 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16417 to compute the PACKED_P predicate.
16418 (function_arg_record_value): Minor tweaks.
16420 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16422 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16423 option for arm*-*-* targets.
16425 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16427 * doc/extend.texi (Common Function Attributes): Move docs for
16428 MSP430-specific attributes to....
16429 (MSP430 Function Attributes): ...here. Delete the redundant
16430 entries and copy-edit the remaining text.
16431 (MSP430 Variable Attributes): Use uniform format for index
16432 entries and add a cross-reference to the corresponding function
16435 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16437 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16439 (x86 Options): Likewise.
16441 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16445 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16446 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16447 to corresponding attribute.
16449 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16451 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16452 to correct alphabetization of table. Copy-edit and correct
16454 <stack_protect>: Likewise.
16455 <target_clones>: Likewise.
16457 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16458 Correct punctuation.
16459 (Code Gen Options) <-fno-plt>: Copy-edit.
16461 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16464 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16465 SI values. Explicitly convert SI to DI and vice-versa.
16467 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16469 PR tree-optimization/69070
16470 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16471 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16474 * ubsan.c (ubsan_instrument_float_cast): Call
16475 initialize_sanitizer_builtins.
16478 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16480 Copyright (C) 2016 Free Software Foundation, Inc.
16482 Copying and distribution of this file, with or without modification,
16483 are permitted in any medium without royalty provided the copyright
16484 notice and this notice are preserved.