1 2016-06-24 Martin Liska <mliska@suse.cz>
3 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
4 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
6 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
7 argument to true if the expected number of iterations is
10 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
12 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
13 assemble for 32bit target.
14 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
15 and $ld_ix86_gld_32_opt to link for 32bit target.
16 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17 * configure: Regenerate.
19 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21 * config/arm/arm.c (int_log2): Delete definition and prototype.
22 (shift_op): Use exact_log2 instead of int_log2.
23 (vfp3_const_double_for_fract_bits): Likewise.
25 2016-06-24 Jakub Jelinek <jakub@redhat.com>
27 * internal-fn.c (expand_arith_set_overflow): New function.
28 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
30 (expand_arith_overflow_result_store): Likewise. Handle precision
31 smaller than mode precision.
32 * tree-vrp.c (extract_range_basic): For imag part, handle
33 properly signed 1-bit precision result.
34 * doc/extend.texi (__builtin_add_overflow): Document that last
35 argument can't be pointer to enumerated or boolean type.
36 (__builtin_add_overflow_p): Document that last argument can't
37 have enumerated or boolean type.
39 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
40 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
42 * config/rs6000/predicates.md (splat_input_operand): Rework.
43 Don't allow constants, since the insns that use this predicate
44 don't support constants. Constants are handled by other insns
45 that are created via combine. During and after register
46 allocation, only allow indexed or indirect addresses, and not
47 general addresses. Only allow modes supported by the hardware.
48 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
49 comment. Move check for using VSPLTIS<x> to a common location,
50 instead of doing it in two different places.
52 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
54 * config/i386/driver-i386.c (host_detect_local_cpu): Set
55 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
56 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
57 signature_CENTAUR_ebx.
59 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
63 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
64 (as_ix86_gas_32_opt): This.
65 (ld_ix86_tls_ldm_opt): Renamed to ...
66 (ld_ix86_gld_32_opt): This.
67 (R_386_TLS_LDM reloc): Updated.
68 (R_386_GOT32X reloc): New assembler/linker check.
69 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
70 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
72 * config.in: Regenerated.
73 * configure: Likewise.
74 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
75 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
76 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
77 if ix86_force_load_from_GOT_p returns true.
78 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
79 ix86_force_load_from_GOT_p returns true.
80 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
81 the external function address via the GOT slot.
82 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
83 HAVE_AS_IX86_GOT32X before returning false.
84 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
85 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
87 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
89 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
91 2016-06-23 Andi Kleen <ak@linux.intel.com>
93 * Makefile.in: Regenerate.
94 * doc/install.texi: Document autoprofiledbootstrap.
96 2016-06-23 Andi Kleen <ak@linux.intel.com>
98 * config/i386/gcc-auto-profile: New file.
100 2016-06-23 Martin Liska <mliska@suse.cz>
103 * predict.c (predict_loops): Revert the hunk that was removed
106 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
108 * config.gcc: Add support for arm*-*-phoenix* targets.
109 * config/arm/t-phoenix: New.
110 * config/phoenix.h: New.
112 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
113 H.J. Lu <hongjiu.lu@intel.com>
116 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
117 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
118 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
119 ix86_force_load_from_GOT_p returns true.
120 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
121 ix86_force_load_from_GOT_p returns true.
122 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
123 ix86_force_load_from_GOT_p returns true.
124 (ix86_expand_move): Load the external function address via the
125 GOT slot if ix86_force_load_from_GOT_p returns true.
126 * config/i386/predicates.md (x86_64_immediate_operand): Return
127 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
128 (x86_64_zext_immediate_operand): Ditto.
130 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
134 2016-06-22 David Malcolm <dmalcolm@redhat.com>
137 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
138 * diagnostic.c (pedwarn_at_rich_loc): New function.
139 * spellcheck.h (best_match::best_match): Add a
140 "best_distance_so_far" optional parameter.
141 (best_match::set_best_so_far): New method.
142 (best_match::get_best_distance): New accessor.
143 (best_match::get_best_candidate_length): New accessor.
145 2016-06-22 Nick Clifton <nickc@redhat.com>
147 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
148 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
149 modes are accepted as well.
150 (ucompare_loc_descriptor): Likewise.
151 (minmax_loc_descriptor): Likewise.
152 (clz_loc_descriptor): Likewise.
153 (popcount_loc_descriptor): Likewise.
154 (bswap_loc_descriptor): Likewise.
155 (rotate_loc_descriptor): Likewise.
156 (mem_loc_descriptor): Likewise.
157 (loc_descriptor): Likewise.
159 2016-06-22 David Malcolm <dmalcolm@redhat.com>
161 * common.opt (fdiagnostics-parseable-fixits): New option.
162 * diagnostic.c: Include "selftest.h".
163 (print_escaped_string): New function.
164 (print_parseable_fixits): New function.
165 (diagnostic_report_diagnostic): Call print_parseable_fixits.
166 (selftest::assert_print_escaped_string): New function.
167 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
168 (selftest::test_print_escaped_string): New function.
169 (selftest::test_print_parseable_fixits_none): New function.
170 (selftest::test_print_parseable_fixits_insert): New function.
171 (selftest::test_print_parseable_fixits_remove): New function.
172 (selftest::test_print_parseable_fixits_replace): New function.
173 (selftest::diagnostic_c_tests): New function.
174 * diagnostic.h (struct diagnostic_context): Add field
175 "parseable_fixits_p".
176 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
177 -fdiagnostics-parseable-fixits.
178 (-fdiagnostics-parseable-fixits): New option.
179 * opts.c (common_handle_option): Handle
180 -fdiagnostics-parseable-fixits.
181 * selftest-run-tests.c (selftest::run_tests): Call
182 selftest::diagnostic_c_tests.
183 * selftest.h (selftest::diagnostic_c_tests): New prototype.
185 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
187 PR tree-optimization/71488
188 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
189 comparison of boolean vectors.
190 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
191 of boolean vectors using bitwise operations.
193 2016-06-22 Andreas Schwab <schwab@suse.de>
195 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
198 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
200 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
202 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
204 * config/i386/i386.c (print_reg): Emit an error message on attempt to
207 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
209 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
210 * config/arm/arm-cores.def (cortex-a73): New entry.
211 (cortex-a73.cortex-a35): Likewise.
212 (cortex-a73.cortex-a53): Likewise.
213 * config/arm/arm-tables.opt: Regenerate.
214 * config/arm/arm-tune.md: Likewise.
215 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
216 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
217 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
218 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
219 * doc/invoke.texi (ARM Options): Document cortex-a73,
220 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
222 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
224 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
225 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
226 (cortex-a73.cortex-a35): Likewise.
227 (cortex-a73.cortex-a53): Likewise.
228 * config/aarch64/aarch64-tune.md: Regenerate.
229 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
230 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
233 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
235 * configure.ac (gcc_cv_as_compress_debug): Remove
236 --compress-debug-sections as extra as switch.
237 Handle gas --compress-debug-sections=type.
238 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
239 Handle gld --compress-debug-sections=type.
240 * configure: Regenerate.
242 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
244 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
246 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
248 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
249 (do_rewrite): likewise.
251 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
253 * common/config/mep/mep-common.c: Remove.
254 * config.gcc: Remove mep-* support.
255 * config/mep/constraints.md: Remove.
256 * config/mep/default.h: Remove.
257 * config/mep/intrinsics.h: Remove.
258 * config/mep/intrinsics.md: Remove.
259 * config/mep/ivc2-template.h: Remove.
260 * config/mep/mep-c5.cpu: Remove.
261 * config/mep/mep-core.cpu: Remove.
262 * config/mep/mep-default.cpu: Remove.
263 * config/mep/mep-ext-cop.cpu: Remove.
264 * config/mep/mep-intrin.h: Remove.
265 * config/mep/mep-ivc2.cpu: Remove.
266 * config/mep/mep-pragma.c: Remove.
267 * config/mep/mep-protos.h: Remove.
268 * config/mep/mep.c: Remove.
269 * config/mep/mep.cpu: Remove.
270 * config/mep/mep.h: Remove.
271 * config/mep/mep.md: Remove.
272 * config/mep/mep.opt: Remove.
273 * config/mep/predicates.md: Remove.
274 * config/mep/t-mep: Remove.
275 * doc/install.texi: Remove mep-* documentation.
276 * doc/md.texi: Likewise.
278 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
280 * config.gcc: Remove support for avr-rtems.
281 * config/avr/gen-avr-mmcu-specs.c: Likewise.
282 * config/avr/rtems.h: Remove.
283 * config/avr/t-rtems: Remove.
285 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
287 * config.gcc: Remove m32r-rtems support.
288 * config/m32r/rtems.h: Remove.
290 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
292 * config.gcc: Remove h8300-rtems support.
293 * config/h8300/rtems.h: Remove.
294 * config/h8300/t-rtems: Remove.
296 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
298 * config.gcc: Remove support for knetbsd.
299 * configure.ac: Likewise.
300 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
301 * config/knetbsd-gnu.h: Remove.
302 * configure: Regenerate.
304 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
306 * config.gcc: Remove support for openbsd 2 and 3.
307 * config/openbsd-oldgas.h: Remove.
309 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
311 * config.gcc: Remove interix support.
312 * config/i386/i386-interix.h: Remove.
313 * config/i386/interix.opt: Remove.
314 * config/i386/t-interix: Remove.
315 * configure: Regenerate.
316 * configure.ac: Remove interix support.
317 * doc/install.texi: Remove interix documentation.
319 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
321 * config/rs6000/rs6000.h: Add conditional preprocessing directives
322 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
325 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
327 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
328 they are both PLACEHOLDER_EXPRs.
330 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
332 * stor-layout.c (layout_type): Move setting complex MODE to
333 layout_type, instead of setting it ahead of time by the caller.
334 * tree.c (build_complex_type): Likewise.
336 2016-06-21 Martin Liska <mliska@suse.cz>
338 * predict.c (force_edge_cold): Replace imposisble with
341 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
343 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
344 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
346 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
348 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
350 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
351 Ilya Enkovich <ilya.enkovich@intel.com>
354 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
355 New member function to convert V1TImode register to SUBREG
356 TImode in debug insn.
357 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
358 after changing register mode to V1TImode.
360 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
362 * config/aarch64/aarch64-cores.def (vulcan): New core.
363 * config/aarch64/aarch64-tune.md: Regenerate.
364 * doc/invoke.texi: Document vulcan as an available option.
366 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
368 * cse.c (canon_asm_operands): New function extracted from...
369 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
370 either standalone or member of a PARALLEL.
372 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
375 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
376 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
377 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
379 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
382 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
383 constant addresses if can_create_pseudo_p.
385 2016-06-21 Jakub Jelinek <jakub@redhat.com>
387 PR tree-optimization/71588
388 * tree-ssa-strlen.c (valid_builtin_call): New function.
389 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
392 2016-06-20 Jakub Jelinek <jakub@redhat.com>
395 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
396 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
397 for conversion of scalar user var to complex type and use the
398 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
401 PR rtl-optimization/71591
402 * toplev.c (toplev::run_self_tests): If no_backend, complain and
405 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
408 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
409 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
410 space for PIC with non-v32 and the common non-PIC "jump".
412 2016-06-20 Jakub Jelinek <jakub@redhat.com>
415 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
416 returned values and add UN*/LTGT/*ORDERED cases with values matching
417 D operand modifier on vcmp for AVX.
419 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
421 * config/aarch64/aarch64.opt
422 (mpc-relative-literal-loads): Rename internal option name.
423 * config/aarch64/aarch64.c
424 (aarch64_nopcrelative_literal_loads): Rename to
425 aarch64_pcrelative_literal_loads.
426 (aarch64_expand_mov_immediate): Likewise.
427 (aarch64_secondary_reload): Likewise.
428 (aarch64_can_use_per_function_literal_pools_p): Likewise.
429 (aarch64_override_options_after_change_1): Rename and simplify logic.
430 (aarch64_classify_symbol): Merge large model checks into switch,
431 remove pc-relative load check.
433 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
435 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
436 costs relative to the cost of a register move.
438 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
440 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
441 (vcvt_n_f64_u64): Likewise.
442 (vcvt_n_s64_f64): Likewise.
443 (vcvt_n_u64_f64): Likewise.
444 (vcvt_f64_s64): Likewise.
445 (vrecpe_f64): Likewise.
446 (vcvt_f64_u64): Likewise.
447 (vrecps_f64): Likewise.
449 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
451 * config/aarch64/aarch64.md
452 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
454 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
456 * config/aarch64/aarch64-builtins.c
457 (aarch64_types_binop_uss_qualifiers): Delete.
458 (TYPES_BINOP_USS): Likewise.
459 (aarch64_types_binop_sus_qualifiers): Likewise.
460 (TYPES_BINOP_SUS): Likewise.
461 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
462 (TYPES_FCVTIMM_SUS): Likewise.
463 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
465 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
466 (fcvtzs): Use SHIFTIMM rather than BINOP.
467 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
469 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
471 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
472 costs relative to the cost of a register move.
474 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
476 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
477 Allow scalar/single vector modes to be tieable.
479 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
481 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
483 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
485 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
487 * tree.h (TYPE_ALIGN): Likewise.
489 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
492 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
494 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
496 * config/avr/avr.c (avr_print_operand): Fix "format not a string
497 literal" build warnings.
498 (avr_print_operand_address): Dito.
500 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
503 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
504 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
506 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
508 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
510 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
513 * reload1.c (reload): Pass 0 to finish_spills when called because
514 update_eliminables_and_spill returns true and remove did_spill.
515 (finish_spills): Adjust comment and document GLOBAL parameter.
517 2016-06-17 DJ Delorie <dj@redhat.com>
520 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
521 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
522 (umulqihi3_virt): Likewise.
523 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
524 (umulqihi3_real): Likewise.
526 2016-06-17 Martin Liska <mliska@suse.cz>
528 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
530 2016-06-17 Martin Liska <mliska@suse.cz>
532 * predict.def: PRED_LOOP_EXIT from 92 to 85.
534 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
536 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
538 (vaddq_f32): Likewise.
539 (vmul_f32): Likewise.
540 (vmulq_f32): Likewise.
541 (vsub_f32): Likewise.
542 (vsubq_f32): Likewise.
544 2016-06-17 Bin Cheng <bin.cheng@arm.com>
546 PR tree-optimization/71347
547 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
548 cost for all uses in group.
550 2016-06-17 Bin Cheng <bin.cheng@arm.com>
552 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
553 insert gimple seq if it's not empty.
555 2016-06-17 Bin Cheng <bin.cheng@arm.com>
557 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
559 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
561 (comp_dr_with_seg_len_pair): Ditto.
562 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
563 struct dr_with_seg_len_pair against DR_OFFSET.
564 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
567 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
569 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
571 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
573 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
574 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
575 (pa_output_millicode_call): Likewise.
576 (pa_output_call): Likewise.
577 (pa_output_indirect_call): Likewise.
578 (pa_asm_output_mi_thunk): Likewise.
580 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
582 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
584 2016-06-16 Martin Liska <mliska@suse.cz>
586 * predict.c (combine_predictions_for_insn): When we find a first
587 match predictor, we should consider just predictors with
588 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
590 (combine_predictions_for_bb): Likewise.
592 2016-06-16 Jakub Jelinek <jakub@redhat.com>
594 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
595 with base of reference to struct.
597 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
599 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
601 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
604 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
605 progmem_swtable_section.
606 (progmem_swtable_section): Remove.
607 (avr_asm_function_rodata_section): Remove.
608 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
609 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
611 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
613 * config/i386/driver-i386.c (host_detect_local_cpu): Set
614 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
615 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
616 signature_CENTAUR_ebx.
617 * config/i386/i386.c (ix86_option_override_internal): Add
618 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
619 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
620 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
622 2016-06-16 Martin Liska <mliska@suse.cz>
624 * predict.def: Add fortran loop preheader predictor.
625 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
626 fold IFN_BUILTIN_EXPECT with a known constant argument.
628 2016-06-16 Martin Liska <mliska@suse.cz>
630 * predict.def: Add 'Fortran' to display text of all
631 PRED_FORTRAN_* predictors.
633 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
636 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
637 [IA64_BUILTIN_NANSQ]: Ditto.
638 (ia64_fold_builtin): New function.
639 (TARGET_FOLD_BUILTIN): New define.
640 (ia64_init_builtins) Declare const_string_type node.
641 Add __builtin_nanq and __builtin_nansq builtin functions.
642 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
644 2016-06-16 Nick Clifton <nickc@redhat.com>
646 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
647 MSP430_HWMULT_ prefix to enum values.
648 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
649 * config/msp430/msp430.c: Update use of enum values.
650 * config/msp430/msp430.md: Likewise.
651 * config/msp430/msp430.opt: Likewise.
653 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
655 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
656 of comparsions in the last iteration.
658 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
659 Joern Rennecke <joern.rennecke@embecosm.com>
661 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
663 (arc_needs_pcl_p): Add GOTOFFPC.
664 (arc_legitimate_pic_addr_p): Likewise.
665 (arc_output_pic_addr_const): Likewise.
666 (arc_legitimize_pic_address): Generate a pc-relative address using
668 (arc_output_libcall): Use @pcl syntax.
669 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
670 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
671 (*movsi_insn): Use @pcl syntax.
672 (doloop_begin_i): Likewise.
674 2016-06-16 Martin Liska <mliska@suse.cz>
676 * predict.def: Define a new predictor.
678 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
680 * config/arc/arc.opt (mtp-regno): Update text.
682 2016-06-16 Renlin Li <renlin.li@arm.com>
684 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
686 2016-06-16 Jakub Jelinek <jakub@redhat.com>
689 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
690 (setcc + and peephole2): Likewise.
692 PR rtl-optimization/71532
693 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
696 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
698 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
699 DImode constants with XXSPLTIB in vector registers.
700 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
701 vsx_extract_<mode>_internal{1,2} into a single insn that handles
702 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
703 extraction of the element at the top of the register as a scalar
705 (vsx_extract_<mode>_internal1): Likewise.
706 (vsx_extract_<mode>_internal2): Likewise.
707 * config/rs6000/constraints.md (wi constraint): Remove a comment
708 about DImode not being allowed in Altivec registers.
709 (wB constraint): New constraint for constants that can be
710 generated in Altivec registers with VSPLTISW/VUPKHSW.
711 * config/rs6000/predicates.md (xxspltib_constant_split): Update
713 (xxspltib_constant_nosplit): Likewise.
714 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
715 support for -mupper-regs-di to enable DImode to go into Altivec
717 (POWERPC_MASKS): Likewise.
718 (power7 cpu): Likewise.
719 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
720 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
721 for DImode being allowed in Altivec registers. Update wi/wj
722 constraints. Set scalar_in_vmx_p flag.
723 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
724 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
725 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
726 (rs6000_opt_masks): Add -mupper-regs-di.
727 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
728 direct move to use wi and not wj.
730 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
732 (floatunssi<mode>2_lfiwzx_mem): Likewise.
733 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
734 any VSX register, instead of just Altivec registers, to allow
735 either operand to be an Altivec register or both.
736 (fixuns_trunc<mode>di2_fctiduz): Likewise.
737 (movdi_internal32): Add support for -mupper-regs-di. Add support
738 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
739 the alternatives and attributes to be lined up to be easier to
741 (movdi_internal64): Likewise.
742 (64-bit DImode splitters): Change predicates to only split loading
743 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
744 load constants in ISA 3.0 or ISA 2.07 respectively.
745 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
746 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
747 mention -mcpu=power9 sets these options.
748 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
751 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
754 * config/avr/avr.c (avr_set_current_function): Warn misspelled
755 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
756 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
757 by default to warn misspelled interrupt/ signal handler.
758 * doc/invoke.texi (AVR Options): Document it. Update description
759 for -nodevicelib option.
761 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
763 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
764 up parentheses. Use GET_MODE_UNIT_BITSIZE.
765 (aarch64_<sur>shll2_n<mode>): Likewise.
767 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
770 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
771 DECL_CONTEXT for copied arguments.
773 2016-06-15 Alan Hayward <alan.hayward@arm.com>
775 PR tree-optimization/71483
776 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
779 2016-06-15 Martin Liska <mliska@suse.cz>
781 * predict.c (tree_predict_by_opcode): Call predict_edge_def
782 instead of predict_edge w/o a probability.
784 2016-06-15 Alan Hayward <alan.hayward@arm.com>
786 PR tree-optimization/71439
787 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
790 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
792 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
793 register subregs in SET_SRC.
795 2016-06-15 Richard Biener <rguenther@suse.de>
797 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
800 2016-06-15 Richard Biener <rguenther@suse.de>
802 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
803 not consider dependences between accesses that belong to the
805 (vect_analyze_data_ref_dependences): Do not analyze read-read
808 2016-06-14 David Malcolm <dmalcolm@redhat.com>
810 * spellcheck-tree.c: Include spellcheck-tree.h rather than
812 (find_closest_identifier): Reimplement in terms of
813 best_match<tree,tree>.
814 * spellcheck-tree.h: New file.
815 * spellcheck.c (struct edit_distance_traits<const char *>): New
817 (find_closest_string): Reimplement in terms of
818 best_match<const char *, const char *>.
819 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
820 overload to spellcheck-tree.h.
821 (find_closest_identifier): Likewise.
822 (struct edit_distance_traits<T>): New template.
823 (class best_match): New class.
825 2016-06-14 David Malcolm <dmalcolm@redhat.com>
827 * selftest-run-tests.c (selftest::run_tests): Call
828 selftest::spellcheck_tree_c_tests.
829 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
830 * spellcheck-tree.c: Include selftest.h and stringpool.h.
831 (selftest::test_find_closest_identifier): New function.
832 (selftest::spellcheck_tree_c_tests): New function.
833 * spellcheck.c (selftest::test_find_closest_string): Verify that
834 the order of the vec does not affect the results for this case.
835 (selftest::test_data): New array.
836 (selftest::test_metric_conditions): New function.
837 (selftest::spellcheck_c_tests): Add a test of case-comparison.
838 Call selftest::test_metric_conditions.
840 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
842 * config/rs6000/rs6000-builtin.def (commentary): Typo.
843 (BU_P9_MISC_1): Likewise.
844 (BU_P9_64BIT_MISC_0): Likewise.
845 (BU_P9_MISC_0): Likewise.
847 2016-06-14 David Malcolm <dmalcolm@redhat.com>
849 * gcc-rich-location.c
850 (gcc_rich_location::add_fixit_misspelled_id): New method.
851 * gcc-rich-location.h
852 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
854 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
856 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
857 FreeBSD 11 and above.
859 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
861 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
863 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
865 * expmed.h: Close parenthesis in "at your option" in copyright
867 * lower-subreg.h: Likewise.
869 2016-06-14 Richard Biener <rguenther@suse.de>
872 * genmatch.c (expr::gen_transform): Use in_type for comparisons
875 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
877 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
879 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
881 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
883 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
884 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
886 2016-06-14 Richard Biener <rguenther@suse.de>
888 PR tree-optimization/71522
889 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
890 copying into float copying.
892 2016-06-14 Jakub Jelinek <jakub@redhat.com>
894 PR tree-optimization/71520
895 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
896 (replace_block_by): Move user labels from bb1 to bb2.
898 2016-06-14 Richard Biener <rguenther@suse.de>
902 * expr.h (get_bit_range): Declare.
903 * expr.c (get_bit_range): Export.
904 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
905 word_mode again to constrain the bitfield access.
907 2016-06-14 Richard Biener <rguenther@suse.de>
909 PR tree-optimization/71521
910 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
911 division int_const_binop against zero divisor.
913 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.md (signbittf2): New expander.
916 * config/i386/sse.md (ptesttf2): New insn pattern.
918 2016-06-13 David Malcolm <dmalcolm@redhat.com>
921 * input.c (selftest::test_reading_source_line): Avoid reading from
922 __FILE__ by creating a tempfile with known content and reading
925 2016-06-13 David Malcolm <dmalcolm@redhat.com>
927 * pretty-print.c (assert_pp_format_colored): Skip the test if
929 (test_pp_format): Remove comment about GCC_COLORS.
931 2016-06-13 David Malcolm <dmalcolm@redhat.com>
933 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
934 * pretty-print.c (assert_pp_format_va): Add location param and use
935 it with ASSERT_STREQ_AT.
936 (assert_pp_format): Add location param and pass it to
938 (assert_pp_format_colored): Likewise.
939 (ASSERT_PP_FORMAT_1): New.
940 (ASSERT_PP_FORMAT_2): New.
941 (ASSERT_PP_FORMAT_3): New.
942 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
943 explicitly, or implicitly via the above macros.
944 * selftest.c (selftest::pass): Use a selftest::location rather
946 (selftest::fail): Likewise. Print the function name.
947 (selftest::fail_formatted): Likewise.
948 (selftest::assert_streq): Use a selftest::location rather than
950 * selftest.h (selftest::location): New struct.
951 (SELFTEST_LOCATION): New macro.
952 (selftest::pass): Accept a const location & rather than file
954 (selftest::fail): Likewise.
955 (selftest::fail_formatted): Likewise.
956 (selftest::assert_streq): Likewise.
957 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
958 (ASSERT_FALSE): Likewise.
959 (ASSERT_EQ): Likewise.
960 (ASSERT_NE): Likewise.
961 (ASSERT_STREQ): Likewise.
962 (ASSERT_PRED1): Likewise.
963 (ASSERT_STREQ_AT): New macro.
965 2016-06-13 David Malcolm <dmalcolm@redhat.com>
967 * selftest.c (selftest::fail_formatted): New function.
968 (selftest::assert_streq): New function.
969 * selftest.h (selftests::fail_formatted): New decl.
970 (selftest::assert_streq): New decl.
971 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
973 2016-06-13 Jeff Law <law@redhat.com>
975 PR tree-optimization/71403
976 * tree-ssa-threadbackward.c
977 (convert_and_register_jump_thread_path): No longer accept reference
978 to path. Do not pop items off the path anymore.
979 (fsm_find_control_statement_thread_paths): Do not allow threading
980 to a deeper loop nest. Pop the last item off the path here rather
981 than in convert_and_register_jump_thread_path.
983 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
984 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
986 [AArch64] Emit division using the Newton series
988 * config/aarch64/aarch64-protos.h
989 (cpu_approx_modes): Add new member "division".
990 (aarch64_emit_approx_div): Declare new function.
991 * config/aarch64/aarch64.c
992 (generic_approx_modes): New member "division".
993 (exynosm1_approx_modes): Likewise.
994 (xgene1_approx_modes): Likewise.
995 (aarch64_emit_approx_div): Define new function.
996 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
997 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
998 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
999 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1001 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1002 Wilco Dijkstra <wilco.dijkstra@arm.com>
1004 [AArch64] Emit square root using the Newton series
1006 * config/aarch64/aarch64-protos.h
1007 (aarch64_emit_approx_rsqrt): Replace with new function
1008 "aarch64_emit_approx_sqrt".
1009 (cpu_approx_modes): New member "sqrt".
1010 * config/aarch64/aarch64.c
1011 (generic_approx_modes): New member "sqrt".
1012 (exynosm1_approx_modes): Likewise.
1013 (xgene1_approx_modes): Likewise.
1014 (aarch64_emit_approx_rsqrt): Replace with new function
1015 "aarch64_emit_approx_sqrt".
1016 (aarch64_override_options_after_change_1): Handle new option.
1017 * config/aarch64/aarch64-simd.md
1018 (rsqrt<mode>2): Use new function instead.
1019 (sqrt<mode>2): New expansion and insn definitions.
1020 * config/aarch64/aarch64.md: Likewise.
1021 * config/aarch64/aarch64.opt
1022 (mlow-precision-sqrt): Add new option description.
1023 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1025 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1027 [AArch64] Add more choices for the reciprocal square root approximation
1029 Allow a target to prefer such operation depending on the operation mode.
1031 * config/aarch64/aarch64-protos.h
1032 (AARCH64_APPROX_MODE): New macro.
1033 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1034 (cpu_approx_modes): New structure.
1035 (tune_params): New member "approx_modes".
1036 * config/aarch64/aarch64-tuning-flags.def
1037 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1038 * config/aarch64/aarch64.c
1039 (generic_approx_modes): New core "cpu_approx_modes" structure.
1040 (exynosm1_approx_modes): Likewise.
1041 (xgene1_approx_modes): Likewise.
1042 (generic_tunings): New member "approx_modes".
1043 (cortexa35_tunings): Likewise.
1044 (cortexa53_tunings): Likewise.
1045 (cortexa57_tunings): Likewise.
1046 (cortexa72_tunings): Likewise.
1047 (exynosm1_tunings): Likewise.
1048 (thunderx_tunings): Likewise.
1049 (xgene1_tunings): Likewise.
1050 (use_rsqrt_p): New argument for the mode and use new member from
1052 (aarch64_builtin_reciprocal): Devise mode from builtin.
1053 (aarch64_optab_supported_p): New argument for the mode.
1054 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1056 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1058 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1059 RS6000_BTM_MODULO flag into the set of flags that are considered
1060 to be part of the common configuration.
1062 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1064 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1065 difference unsigned.
1066 (vec_absdb): New macro for vector absolute difference unsigned
1068 (vec_absdh): New macro for vector absolute difference unsigned
1070 (vec_absdw): New macro for vector absolute difference unsigned word.
1071 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1072 (vadu<mode>3): New insn.
1073 (*p9_vadu<mode>3): New insn.
1074 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1076 (vaduh): New built-in definition.
1077 (vaduw): New built-in definition.
1078 (vadu): New overloaded built-in definition.
1079 (vadub): New overloaded built-in definition.
1080 (vaduh): New overloaded built-in definition.
1081 (vaduw): New overloaded built-in definition.
1082 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1083 overloaded vector absolute difference unsigned functions.
1084 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1085 the ISA 3.0 vector absolute difference unsigned built-in functions.
1087 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1089 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1090 update shared_lookup_references only once after changing operands.
1092 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1095 * tree-nested.c (convert_nonlocal_omp_clauses)
1096 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1098 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1099 * tree.def (CASE_LABEL_EXPR): Likewise.
1101 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1104 * input.c (test_builtins): Fix an assertion.
1106 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1108 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1111 (isinf<mode>2): Ditto.
1113 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1115 * ggc-tests.c (test_finalization): Only test need_finalization_p
1116 for GCC_VERSION >= 4003.
1118 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1120 * config/s390/vecintrin.h: Fix file description in comment.
1122 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1124 * config/s390/s390-builtin-types.def: Change builtin type naming
1125 scheme to match builtin-types.def.
1127 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1129 * fold-const.c (optimize_minmax_comparison): Remove.
1130 (fold_comparison): Remove call to the above.
1131 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1132 New transformations.
1134 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1136 PR tree-optimization/71416
1137 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1140 2016-06-13 Martin Liska <mliska@suse.cz>
1142 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1143 (combine_predictions_for_insn): Likewise.
1144 (prune_predictions_for_bb): Likewise.
1145 (combine_predictions_for_bb): Likewise.
1147 2016-06-13 Richard Biener <rguenther@suse.de>
1149 PR tree-optimization/71505
1150 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1151 assert match comment.
1153 2016-06-13 Marek Polacek <polacek@redhat.com>
1156 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1157 gimplify_switch_expr.
1158 (warn_switch_unreachable_r): New function.
1160 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1163 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1166 2016-06-13 Richard Biener <rguenther@suse.de>
1169 * fold-const.c (fold_unary_loc): Preserve alignment when
1170 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1172 2016-06-13 Martin Liska <mliska@suse.cz>
1175 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1176 w/ -fsanitize=bounds.
1178 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.c (ix86_init_builtins): Calculate
1181 FLOAT128_FTYPE_CONST_STRING function type only once.
1182 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1183 built-in functions are available for x86-32 and x86-64 targets.
1185 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1190 (FLOAT128_FTYPE_CONST_STRING): New function type.
1191 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1192 [IX86_BUILTIN_NANSQ]: Ditto.
1193 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1194 (ix86_init_builtin_types): Declare const_string_type_node.
1195 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1197 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1198 * doc/extend.texi (x86 Built-in Functions): Document
1199 __builtin_nanq and __builtin_nansq.
1201 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1204 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1205 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1206 length for pop patterns.
1207 (arm_attr_length_push_multi): Update comments.
1208 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1210 (*pop_multiple_with_writeback_and_return): Likewise.
1211 (*pop_multiple_with_return): Likewise.
1213 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1216 * fold-const.c (optimize_bit_field_compare): Don't try to use
1217 word_mode unconditionally for reading the bit field, look at
1218 DECL_BIT_FIELD_REPRESENTATIVE instead.
1220 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1223 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1224 vector integer type.
1226 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1229 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1230 without LABEL_DECL, set *handled_ops_p to false instead of true.
1232 2016-06-10 Martin Sebor <msebor@redhat.com>
1235 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1236 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1237 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1239 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1240 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1241 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1242 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1243 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1244 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1245 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1246 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1248 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1250 * config/arm/arm.h (pool_vector_label,
1251 return_used_this_function): Remove.
1253 2016-06-10 Jeff Law <law@redhat.com>
1255 PR tree-optimization/71335
1256 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1257 zero length paths here.
1258 (convert_and_register_jump_thread_path): Remove hacks related to
1259 duplicated blocks in the jump thread path.
1260 (fsm_find_control_statement_thread_paths): Avoid putting the same
1261 block on the thread path twice, but ensure the thread path is
1262 unchanged from the caller's point of view.
1264 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1266 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1267 * predict.def (PRED_LOOP_BRANCH): Remove.
1269 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1271 * Makefile.in (OBJS): Add ggc-tests.o.
1272 (GTFILES): Add ggc-tests.c.
1273 * ggc-tests.c: New file.
1274 * selftest-run-tests.c (selftest::run_tests): Call
1275 selftest::ggc_tests_c_tests.
1276 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1278 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1280 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1282 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1285 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1286 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1288 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1290 * profile.c: Include cfgloop.h.
1291 (branch_prob): Compute estimated number of iterations.
1292 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1293 recompute estimate number of iterations from profile.
1295 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1298 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1299 must be grouped on top of stack. Don't force early clobber
1300 on ordinary reg outputs.
1302 2016-06-10 Richard Biener <rguenther@suse.de>
1304 * targhooks.c (default_builtin_vectorization_cost): Adjust
1307 2016-06-10 Richard Biener <rguenther@suse.de>
1309 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1310 to fold the RHS to a constant if possible.
1312 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1315 * tree-nested.c (convert_nonlocal_omp_clauses)
1316 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1317 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1318 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1320 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1322 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1324 * omp-low.c (scan_sharing_clauses): Don't expect
1327 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1329 PR tree-optimization/71407
1330 PR tree-optimization/71416
1331 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1334 2016-06-10 Richard Biener <rguenther@suse.de>
1337 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1339 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1341 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1343 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1344 Jiong Wang <jiong.wang@arm.com>
1346 PR rtl-optimization/70751
1347 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1348 spilled into memory.
1350 2016-06-09 Jonathan Yong <10walls@gmail.com>
1353 2015-09-21 Jonathan Yong <10walls@gmail.com>
1355 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1356 sysroot/usr/lib/32api for additional win32 libraries,
1357 fixes failing Cygwin bootstrapping.
1359 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1361 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1364 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1367 * pretty-print.c (pp_indent): Specify that %p is printed in a
1368 host-dependent manner.
1369 (test_pp_format): Remove the test for %p.
1371 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1373 * config/mips/mips.c (mips_output_jump): Fix formatting.
1375 2016-06-09 Richard Biener <rguenther@suse.de>
1377 PR tree-optimization/71462
1378 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1381 2016-06-09 Martin Liska <mliska@suse.cz>
1383 * predict.c (dump_prediction): Add new argument.
1384 (enum predictor_reason): New enum.
1385 (struct predictor_hash): New struct.
1386 (predictor_hash::hash): New function.
1387 (predictor_hash::equal): Likewise.
1388 (not_removed_prediction_p): New function.
1389 (prune_predictions_for_bb): Likewise.
1390 (combine_predictions_for_bb): Prune predictions.
1392 2016-06-09 Martin Liska <mliska@suse.cz>
1394 * predict.c (filter_predictions): New function.
1395 (remove_predictions_associated_with_edge): Use the filter
1397 (equal_edge_p): New function.
1399 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1401 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1402 Correct usage of @samp vs @option, add @samp where appropriate.
1403 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1404 Add armv6s-m and document it, as it is no official ARM name.
1406 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1408 * ifcvt.c (struct noce_if_info): Add transform_name field.
1409 (noce_try_move): Set if_info->transform_name to the function name.
1410 (noce_try_ifelse_collapse): Likewise.
1411 (noce_try_store_flag): Likewise.
1412 (noce_try_inverse_constants): Likewise.
1413 (noce_try_store_flag_constants): Likewise.
1414 (noce_try_addcc): Likewise.
1415 (noce_try_store_flag_mask): Likewise.
1416 (noce_try_cmove): Likewise.
1417 (noce_try_cmove_arith): Likewise.
1418 (noce_try_minmax): Likewise.
1419 (noce_try_abs): Likewise.
1420 (noce_try_sign_mask): Likewise.
1421 (noce_try_bitop): Likewise.
1422 (noce_convert_multiple_sets): Likewise.
1423 (noce_process_if_block): Print if_info->transform_name to
1424 dump_file if transformation succeeded.
1426 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1428 * config/arm/cortex-a57.md (cortex_a57_alu):
1431 2016-06-08 Martin Sebor <msebor@redhat.com>
1432 Jakub Jelinek <jakub@redhat.com>
1436 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1437 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1438 * builtins.c: Include gimple-fold.h.
1439 (fold_builtin_arith_overflow): Handle
1440 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1441 (fold_builtin_3): Likewise.
1442 * doc/extend.texi (Integer Overflow Builtins): Document
1443 __builtin_{add,sub,mul}_overflow_p.
1445 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1447 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1448 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1450 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1452 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1453 Rewrite, looking one level down for records and arrays.
1455 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1457 * pretty-print.c: Include "selftest.h".
1458 (pp_format): Fix comment.
1459 (identifier_to_locale): Likewise.
1460 (selftest::test_basic_printing): New function.
1461 (selftest::assert_pp_format): New function.
1462 (selftest::test_pp_format): New function.
1463 (selftest::pretty_print_c_tests): New function.
1464 * selftest-run-tests.c (selftest::run_tests): Call
1465 selftest::pretty_print_c_tests.
1466 * selftest.h (pretty_print_c_tests): New declaration.
1468 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1470 * invoke.texi (max-loop-headers-insns): Document.
1471 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1472 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1473 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1475 2016-06-08 Richard Biener <rguenther@suse.de>
1477 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1478 on strided SLP loads and fall back to scalar loads in case
1479 we can't chunk them.
1481 2016-06-08 Richard Biener <rguenther@suse.de>
1483 PR tree-optimization/71452
1484 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1485 type used for the SSA rewrite has enough precision to cover
1486 the dynamic type of the location.
1488 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1489 Richard Biener <rguenther@suse.de>
1492 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1493 the same as DECL_P (base0) for indirect_base0. Use equality_code
1494 in one further place.
1496 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1498 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1499 to one word if the field is known to overlap other words.
1500 (extract_bit_field_1): Likewise.
1501 (store_split_bit_field): Remove compensating code.
1502 (extract_split_bit_field): Likewise.
1504 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1508 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1510 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1512 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1514 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1515 (arch64_addpv4sf): Delete.
1516 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1517 "gen_aarch64_addpv4sf".
1518 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1520 (vpadds_f32): Likewise.
1521 (vpaddq_f32): Likewise.
1522 (vpaddq_f64): Likewise.
1524 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1526 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1528 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1529 to VALLF. Rename to "fabd<mode>3".
1530 "*fabd_scalar<mode>3): Delete.
1531 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1533 (vabdd_f64): Likewise.
1534 (vabd_f32): Likewise.
1535 (vabd_f64): Likewise.
1536 (vabdq_f32): Likewise.
1537 (vabdq_f64): Likewise.
1539 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1541 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1543 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1544 "aarch64_rsqrts<mode>".
1545 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1546 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1548 (vrsqrtsd_f64): Likewise.
1549 (vrsqrts_f32): Likewise.
1550 (vrsqrts_f64): Likewise.
1551 (vrsqrtsq_f32): Likewise.
1552 (vrsqrtsq_f64): Likewise.
1554 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1556 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1558 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1559 "aarch64_rsqrte<mode>".
1560 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1561 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1563 (vrsqrted_f64): Likewise.
1564 (vrsqrte_f32): Likewise.
1565 (vrsqrte_f64): Likewise.
1566 (vrsqrteq_f32): Likewise.
1567 (vrsqrteq_f64): Likewise.
1569 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1571 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1575 * config/aarch64/aarch64-simd.md
1576 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1577 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1578 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1580 (vcvt_n_f32_u32): Likewise.
1581 (vcvt_n_s32_f32): Likewise.
1582 (vcvt_n_u32_f32): Likewise.
1583 (vcvtq_n_f32_s32): Likewise.
1584 (vcvtq_n_f32_u32): Likewise.
1585 (vcvtq_n_f64_s64): Likewise.
1586 (vcvtq_n_f64_u64): Likewise.
1587 (vcvtq_n_s32_f32): Likewise.
1588 (vcvtq_n_s64_f64): Likewise.
1589 (vcvtq_n_u32_f32): Likewise.
1590 (vcvtq_n_u64_f64): Likewise.
1591 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1592 (VSDQ_SDI): Likewise.
1593 (fcvt_target): Support V4DI, V4SI and V2SI.
1594 (FCVT_TARGET): Likewise.
1596 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1598 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1599 (TYPES_BINOP_SUS): Likewise.
1600 (aarch64_simd_builtin_data): Update include file name.
1601 (aarch64_builtins): Likewise.
1602 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1603 for conversion between scalar float-point and fixed-point.
1607 * config/aarch64/aarch64.md
1608 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1609 pattern for conversion between scalar float to fixed-pointer.
1610 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1611 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1612 (UNSPEC_FCVTZU): Likewise.
1613 (UNSPEC_SCVTF): Likewise.
1614 (UNSPEC_UCVTF): Likewise.
1615 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1617 (vcvtd_n_f64_u64): Likewise.
1618 (vcvtd_n_s64_f64): Likewise.
1619 (vcvtd_n_u64_f64): Likewise.
1620 (vcvtd_n_f32_s32): Likewise.
1621 (vcvts_n_f32_u32): Likewise.
1622 (vcvtd_n_s32_f32): Likewise.
1623 (vcvts_n_u32_f32): Likewise.
1624 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1626 (FCVT_TARGET): Likewise.
1627 (FCVT_FIXED2F): New iterator.
1628 (FCVT_F2FIXED): Likewise.
1629 (fcvt_fixed_insn): New define_int_attr.
1631 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1633 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1634 some statements was removed.
1636 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1638 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1639 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1640 (vect_can_advance_ivs_p): likewise.
1641 (vect_update_ivs_after_vectorizer): likewise.
1642 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1643 (vect_analyze_scalar_cycles_1): likewise.
1644 (vect_analyze_loop_operations): likewise.
1645 (report_vect_op): likewise.
1646 (vect_is_slp_reduction): likewise.
1647 (vect_is_simple_reduction): likewise.
1648 (get_initial_def_for_induction): likewise.
1649 (vect_transform_loop): likewise.
1650 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1651 (vect_recog_sad_pattern): likewise.
1652 (vect_recog_widen_sum_pattern): likewise.
1653 (vect_recog_widening_pattern): likewise.
1654 (vect_recog_divmod_pattern): likewise.
1655 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1656 (vect_analyze_slp_instance): likewise.
1657 (vect_transform_slp_perm_load): likewise.
1658 (vect_schedule_slp_instance): likewise.
1660 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1662 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1663 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1664 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1665 (PRED_LOOP_BRANCH): Document predictor as broken.
1666 (PRED_LOOP_EXIT): Change hitrate 91->92.
1667 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1668 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1669 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1670 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1671 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1672 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1673 (PRED_CALL): Chane hitrate 71->67.
1674 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1675 (PRED_GOTO): Document as unused right now.
1676 (PRED_CONST_RETURN): Change hitrate 67->69
1677 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1678 (PRED_NULL_RETURN): Change hitrate 91->90.
1679 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1680 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1681 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1683 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1685 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1686 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1687 special case Altivec builtin.
1688 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1689 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1690 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1691 code for ALTIVEC_BUILTIN_VEC_MUL.
1692 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1693 for __builtin_vec_mul.
1695 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1697 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1700 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1702 * spellcheck.c (selftest::test_find_closest_string): New function.
1703 (spellcheck_c_tests): Call the above.
1705 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1707 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1709 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1711 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1712 Yv=Yv,C alternatives.
1714 2016-06-07 Richard Biener <rguenther@suse.de>
1717 * common.opt (ffast-math): Make Optimization.
1719 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1720 Prachi Godbole <prachi.godbole@imgtec.com>
1722 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1723 `fabs' and `fneg' type attributes.
1724 (p5600_fpu_fabs): Add `fmove' to the comment.
1726 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1728 * gimple.c: Include builtins.h
1729 (gimple_inexpensive_call_p): New function.
1730 * gimple.h (gimple_inexpensive_call_p): Declare.
1731 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1732 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1735 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1737 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1738 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1739 warning_at_rich_loc, warning_n, pedwarn, permerror,
1740 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1741 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1744 2016-06-07 Richard Biener <rguenther@suse.de>
1746 PR tree-optimization/71428
1747 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1748 BIT_FIELD_REF op vs. load.
1750 2016-06-07 Richard Biener <rguenther@suse.de>
1753 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1756 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1758 * config/pa/pa.md (call): Generate indirect long calls to non-local
1759 functions on TARGET_64BIT.
1760 (call_value): Likewise.
1762 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1764 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1765 pattern and subsequent splitters.
1766 (call_val_reg_64bit_post_reload): Likewise.
1768 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1771 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1772 propagate_op_to_single_use.
1774 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1777 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1779 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1781 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1782 (enum x86_dirflag_state): New enum.
1783 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1784 (machine_function): Remove needs_cld.
1785 (ix86_current_function_needs_cld): Remove.
1786 * config/i386/i386.c (ix86_set_func_type): Set
1787 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1788 (ix86_expand_prologue): Do not emit CLD here.
1789 (ix86_dirflag_mode_needed): New function.
1790 (ix86_dirflag_mode_entry): Ditto.
1791 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1792 (ix86_mode_after): Ditto.
1793 (ix86_mode_entry): Ditto.
1794 (ix86_mode_exit): Ditto.
1795 (ix86_emit_mode_set): Ditto.
1796 * config/i386/i386.md (strmov_singleop): Set
1797 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1798 Do not set ix86_current_function_needs_cld.
1800 (strset_singleop): Ditto.
1802 (cmpstrnqi_nz_1): Ditto.
1803 (cmpstrnqi_1): Ditto.
1804 (strlenqi_1): Ditto.
1806 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1808 PR tree-optimization/71259
1809 * tree-vect-slp.c (vect_get_constant_vectors): For
1810 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1811 one for constant op, and use COND_EXPR for non-constant.
1813 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1815 * Makefile.in (OBJS): Add function-tests.o,
1816 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1817 selftest-run-tests.o.
1818 (OBJS-libcommon): Add selftest.o.
1819 (OBJS-libcommon-target): Add selftest.o.
1820 (all.internal): Add "selftest".
1821 (all.cross): Likewise.
1822 (selftest): New phony target.
1823 (s-selftest): New target.
1824 (selftest-gdb): New phony target.
1825 (COLLECT2_OBJS): Add selftest.o.
1826 * bitmap.c: Include "selftest.h".
1827 (selftest::test_gc_alloc): New function.
1828 (selftest::test_set_range): New function.
1829 (selftest::test_clear_bit_in_middle): New function.
1830 (selftest::test_copying): New function.
1831 (selftest::test_bitmap_single_bit_set_p): New function.
1832 (selftest::bitmap_c_tests): New function.
1833 * common.opt (fself-test): New.
1834 * diagnostic-show-locus.c: Include "selftest.h".
1835 (make_range): New function.
1836 (test_range_contains_point_for_single_point): New function.
1837 (test_range_contains_point_for_single_line): New function.
1838 (test_range_contains_point_for_multiple_lines): New function.
1839 (assert_eq): New function.
1840 (test_get_line_width_without_trailing_whitespace): New function.
1841 (selftest::diagnostic_show_locus_c_tests): New function.
1842 * et-forest.c: Include "selftest.h".
1843 (selftest::test_single_node): New function.
1844 (selftest::test_simple_tree): New function.
1845 (selftest::test_disconnected_nodes): New function.
1846 (selftest::et_forest_c_tests): New function.
1847 * fold-const.c: Include "selftest.h".
1848 (selftest::assert_binop_folds_to_const): New function.
1849 (selftest::assert_binop_folds_to_nonlvalue): New function.
1850 (selftest::test_arithmetic_folding): New function.
1851 (selftest::fold_const_c_tests): New function.
1852 * function-tests.c: New file.
1853 * gimple.c: Include "selftest.h".
1854 Include "gimple-pretty-print.h".
1855 (selftest::verify_gimple_pp): New function.
1856 (selftest::test_assign_single): New function.
1857 (selftest::test_assign_binop): New function.
1858 (selftest::test_nop_stmt): New function.
1859 (selftest::test_return_stmt): New function.
1860 (selftest::test_return_without_value): New function.
1861 (selftest::gimple_c_tests): New function.
1862 * hash-map-tests.c: New file.
1863 * hash-set-tests.c: New file.
1864 * input.c: Include "selftest.h".
1865 (selftest::assert_loceq): New function.
1866 (selftest::test_accessing_ordinary_linemaps): New function.
1867 (selftest::test_unknown_location): New function.
1868 (selftest::test_builtins): New function.
1869 (selftest::test_reading_source_line): New function.
1870 (selftest::input_c_tests): New function.
1871 * rtl-tests.c: New file.
1872 * selftest-run-tests.c: New file.
1873 * selftest.c: New file.
1874 * selftest.h: New file.
1875 * spellcheck.c: Include "selftest.h".
1876 (selftest::levenshtein_distance_unit_test_oneway): New function,
1877 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1878 (selftest::levenshtein_distance_unit_test): Likewise.
1879 (selftest::spellcheck_c_tests): Likewise.
1880 * toplev.c: Include selftest.h.
1881 (toplev::run_self_tests): New.
1882 (toplev::main): Handle -fself-test.
1883 * toplev.h (toplev::run_self_tests): New.
1884 * tree.c: Include "selftest.h".
1885 (selftest::test_integer_constants): New function.
1886 (selftest::test_identifiers): New function.
1887 (selftest::test_labels): New function.
1888 (selftest::tree_c_tests): New function.
1889 * tree-cfg.c: Include "selftest.h".
1890 (selftest::push_fndecl): New function.
1891 (selftest::test_linear_chain): New function.
1892 (selftest::test_diamond): New function.
1893 (selftest::test_fully_connected): New function.
1894 (selftest::tree_cfg_c_tests): New function.
1895 * vec.c: Include "selftest.h".
1896 (selftest::safe_push_range): New function.
1897 (selftest::test_quick_push): New function.
1898 (selftest::test_safe_push): New function.
1899 (selftest::test_truncate): New function.
1900 (selftest::test_safe_grow_cleared): New function.
1901 (selftest::test_pop): New function.
1902 (selftest::test_safe_insert): New function.
1903 (selftest::test_ordered_remove): New function.
1904 (selftest::test_unordered_remove): New function.
1905 (selftest::test_block_remove): New function.
1906 (selftest::reverse_cmp): New function.
1907 (selftest::test_qsort): New function.
1908 (selftest::vec_c_tests): New function.c.
1909 * wide-int.cc: Include selftest.h and wide-int-print.h.
1910 (selftest::from_int <wide_int>): New function.
1911 (selftest::from_int <offset_int>): New function.
1912 (selftest::from_int <widest_int>): New function.
1913 (selftest::assert_deceq): New function.
1914 (selftest::assert_hexeq): New function.
1915 (selftest::test_printing <VALUE_TYPE>): New function template.
1916 (selftest::test_ops <VALUE_TYPE>): New function template.
1917 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1918 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1920 (selftest::wide_int_cc_tests): New function.
1922 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1925 * ifcvt.c (noce_try_ifelse_collapse): New function.
1927 (noce_process_if_block): Call noce_try_ifelse_collapse.
1928 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1929 (simplify_ternary_operation): Use the above to simplify
1930 conditional CLZ/CTZ expressions.
1932 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1935 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1936 define_insn_and_split.
1938 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1941 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1943 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1946 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1947 Implicitly clobber memory for basic asm with non-empty assembler
1948 string. Use targetm.md_asm_adjust also here.
1949 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1950 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1951 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1952 non-empty assembler string.
1953 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1954 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1955 (decode_asm_operands): Handle basic asm in PARALLEL block.
1956 (extract_insn): Handle basic asm in PARALLEL block.
1957 * doc/extend.texi: Mention new behavior of basic asm.
1958 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1959 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1960 branch_needs_nop_p): Use asm_noperands.
1962 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1964 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1965 Include the M7 SPARC DFA scheduler.
1966 New attribute v3pipe.
1967 Annotate insns with v3pipe where appropriate.
1968 Define cpu_feature vis4.
1969 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1970 Add (V8QI "8") to vbits.
1971 Add insns {add,sub}v8qi3
1972 Add insns ss{add,sub}v8qi3
1973 Add insns us{add,sub}{v8qi,v4hi}3
1974 Add insns {min,max}{v8qi,v4hi,v2si}3
1975 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1976 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1977 * config/sparc/niagara4.md: Add a comment explaining the
1978 discrepancy between the documented latenty numbers and the
1980 * config/sparc/niagara7.md: New file.
1981 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1982 supports SPARC5 and VIS 4.0 instructions.
1983 * configure: Regenerate.
1984 * config.in: Likewise.
1985 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1986 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1987 TARGET_CPU_niagara7.
1988 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1989 (CPP_CPU_SPEC): Handle niagara7.
1990 (ASM_CPU_SPEC): Likewise.
1991 * config/sparc/sparc-opts.h (processor_type): Add
1993 (mvis4): New option.
1994 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1995 (AS_NIAGARA7_FLAG): Define.
1996 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1997 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1998 (CPP_CPU_SPEC): Handle niagara7.
1999 (ASM_CPU_SPEC): Likewise.
2000 * config/sparc/sparc.c (niagara7_costs): Define.
2001 (sparc_option_override): Handle niagara7 and adjust cache-related
2002 parameters with better values for niagara cpus. Also support VIS4.
2003 (sparc32_initialize_trampoline): Likewise.
2004 (sparc_use_sched_lookahead): Likewise.
2005 (sparc_issue_rate): Likewise.
2006 (sparc_register_move_cost): Likewise.
2007 (dump_target_flag_bits): Support VIS4.
2008 (sparc_vis_init_builtins): Likewise.
2009 (sparc_builtins): Likewise.
2010 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2012 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2014 * config/sparc/sparc.opt (sparc_processor_type): New value
2016 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2018 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2020 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2023 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2025 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2027 2016-06-06 Richard Biener <rguenther@suse.de>
2029 PR tree-optimization/71398
2030 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2033 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2035 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2036 ft32_expand_prolog, ft32_expand_epilogue):
2037 Handle pretend_args.
2038 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2039 * config/ft32/ft32.md: Add pretend_returner.
2041 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2044 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2045 Copy op1 RTX to avoid invalid sharing.
2046 (ix86_expand_vector_move_misalign): Ditto.
2048 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2050 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2053 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2055 * predict.c (predicted_by_loop_heuristics_p): New function.
2056 (predict_iv_comparison): Use it.
2057 (predict_loops): Walk from innermost loops; do not predict edges
2058 leaving multiple loops multiple times; implement
2059 PRED_LOOP_ITERATIONS_MAX heuristics.
2060 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2062 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2064 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2065 only edges out of BB are EH edges.
2067 2016-06-04 Martin Sebor <msebor@redhat.com>
2068 Marcin Baczyński <marbacz@gmail.com>
2071 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2072 a void expression in a void function.
2074 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2076 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2077 aux; dump reasons of decisions.
2078 (should_duplicate_loop_header_p): Likewise.
2079 (do_while_loop_p): Likewise.
2080 (ch_base::copy_headers): Dump asi num insns duplicated.
2082 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2084 PR tree-optimization/71405
2085 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2086 incompatible type, build a new clobber with the right type instead
2087 of building a VIEW_CONVERT_EXPR around it.
2089 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2091 PR tree-optimization/52171
2092 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2093 by_pieces_ninsns instead of move_by_pieces_ninsns.
2095 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2097 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2098 for reg+reg addressing mode.
2100 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2102 * rs6000-c.c (c/c-tree.h): Add #include.
2103 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2104 in C++ when found in the base position of vec_ld or vec_st.
2106 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2108 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2109 use of profile unless profile status is PROFILE_READ.
2110 * profile.c (compute_branch_probabilities): Set profile status
2111 only after reporting predictor hitrates.
2113 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2117 * common.opt (ffp-int-builtin-inexact): New option.
2118 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2119 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2120 (ceil@var{m}2): Document dependence on this option.
2121 * ipa-inline-transform.c (inline_call): Handle
2122 flag_fp_int_builtin_inexact.
2123 * ipa-inline.c (can_inline_edge_p): Likewise.
2124 * config/i386/i386.md (rintxf2): Do not test
2125 flag_unsafe_math_optimizations.
2126 (rint<mode>2_frndint): New define_insn.
2127 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2128 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2129 for 387 instead of extending and truncating.
2130 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2131 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2132 Change to frndint<mode>2_<rounding>.
2133 (frndintxf2_<rounding>_i387): Likewise. Change to
2134 frndint<mode>2_<rounding>_i387.
2135 (<rounding_insn>xf2): Likewise.
2136 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2137 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2138 x87. Test TARGET_ROUND || !flag_trapping_math ||
2139 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2140 SSE. Use ROUND_NO_EXC in constant operand of
2141 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2142 for 387 instead of extending and truncating.
2144 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2145 Julia Koval <julia.koval@intel.com>
2157 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2158 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2159 all registers, except for function return registers if there are
2160 no caller-saved registers.
2161 (ix86_set_func_type): New function.
2162 (ix86_set_current_function): Call ix86_set_func_type to set
2163 no_caller_saved_registers and func_type. Call reinit_regs if
2164 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2165 nor x87 instructions in interrupt handler nor function with
2166 no_caller_saved_registers attribute.
2167 (ix86_function_ok_for_sibcall): Return false if there are no
2168 caller-saved registers.
2169 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2171 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2172 (ix86_function_arg): Return special arguments in interrupt handler.
2173 (ix86_promote_function_mode): Promote pointer to word_mode only
2174 for normal functions.
2175 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2177 (ix86_epilogue_uses): New function.
2178 (ix86_hard_regno_scratch_ok): Likewise.
2179 (ix86_save_reg): Preserve all registers in interrupt handler
2180 after reload. Preserve all registers, except for function return
2181 registers, if there are no caller-saved registers after reload.
2182 (find_drap_reg): Always use callee-saved register if there are
2183 no caller-saved registers.
2184 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2185 for interrupt handler.
2186 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2187 Emit cld instruction if stringops are used in interrupt handler
2188 or interrupt handler isn't a leaf function.
2189 (ix86_expand_epilogue): Generate interrupt return for interrupt
2190 handler and pop the 'ERROR_CODE' off the stack before interrupt
2191 return in exception handler.
2192 (ix86_expand_call): Disallow calling interrupt handler directly.
2193 If there are no caller-saved registers, mark all registers that
2194 are clobbered by the call which returns as clobbered.
2195 (ix86_handle_no_caller_saved_registers_attribute): New function.
2196 (ix86_handle_interrupt_attribute): Likewise.
2197 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2199 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2200 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2201 accumulation in interrupt function if stack may be realigned to
2203 (EPILOGUE_USES): New.
2204 (function_type): New enum.
2205 (machine_function): Add func_type and no_caller_saved_registers.
2206 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2207 (interrupt_return): New pattern.
2208 * doc/extend.texi: Document x86 interrupt and
2209 no_caller_saved_registers attributes.
2211 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2213 PR tree-optimization/52171
2214 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2215 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2216 Look for constant strings. Move some code to emit_block_cmp_hints
2218 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2219 * defaults.h (COMPARE_MAX_PIECES): New macro.
2220 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2221 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2222 (clear_by_pieces_1): Don't declare. Move definition before use.
2223 (can_do_by_pieces): New static function.
2224 (can_move_by_pieces): Use it. Return bool.
2225 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2226 OP. All callers changed. Handle COMPARE_BY_PIECES.
2227 (class pieces_addr); New.
2228 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2229 pieces_addr::adjust, pieces_addr::increment_address,
2230 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2232 (class op_by_pieces_d): New.
2233 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2235 (class move_by_pieces_d, class compare_by_pieces_d,
2236 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2237 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2238 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2239 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2240 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2241 compare_by_pieces_d::finish_mode): New member functions.
2242 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2244 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2245 (emit_block_cmp_hints): New function.
2246 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2247 use the newly defined classes.
2248 * expr.h (by_pieces_constfn): New typedef.
2249 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2250 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2251 (move_by_pieces_ninsns): Don't declare.
2252 (can_move_by_pieces): Change return value to bool.
2253 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2254 (compare_by_pieces_branch_ratio): New hook.
2255 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2256 (by_pieces_ninsns): Declare.
2257 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2259 (default_compare_by_pieces_branch_ratio): New function.
2260 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2261 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2262 * doc/tm.texi: Regenerate.
2263 * tree-ssa-strlen.c: Include "builtins.h".
2264 (handle_builtin_memcmp): New static function.
2265 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2266 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2268 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2270 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2271 relevant stmts which are simple and invariant.
2272 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2273 instead of simple and invariant
2275 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2277 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2278 (vectorizable_reduction): Check for new relevant state.
2279 (vectorizable_live_operation): vectorize live stmts using
2280 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2281 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2282 (vect_stmt_relevant_p): Check for stmts which are only used live.
2283 (process_use): Use of a stmt does not inherit it's live value.
2284 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2285 (vect_analyze_stmt): Check for new relevant state.
2286 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2287 outside the loop, but not inside it.
2289 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2291 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2292 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2293 (vect_get_vec_def_for_operand): Split out code.
2295 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2297 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2299 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2301 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2303 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2305 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2307 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2310 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2311 to noreturn e->callee->decl that has void return type and void
2312 arguments, adjust gimple_call_fntype and remove lhs even if it had
2313 previously addressable type.
2315 2016-06-02 Jeff Law <law@redhat.com>
2317 PR tree-optimization/71328
2318 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2319 error when checking for a jump back onto the copied path.
2321 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2323 * config/microblaze/microblaze.c (get_branch_target): Add return
2324 NULL_RTX for the non-CALL_P case.
2325 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2326 (insert_wic): Remove unused local "j".
2328 2016-06-02 Martin Liska <mliska@suse.cz>
2330 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2332 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2333 Julia Koval <julia.koval@intel.com>
2335 * function.c (assign_parm_setup_stack): Force source into a
2337 * target.def (function_incoming_arg): Update documentation to
2338 allow arbitrary address computation based on hard register.
2339 * doc/tm.texi: Regenerated.
2341 2016-06-02 Martin Liska <mliska@suse.cz>
2343 * predict.c (combine_predictions_for_bb): Fix first match in
2344 cases where a first predictor contains more than one occurence
2345 in list of predictors. Take the best value in such case.
2347 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2349 PR rtl-optimization/71295
2350 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2351 offset would go over the size of the inner mode reject it.
2353 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2355 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2356 x=x,x and v=v,m instead of x=x,m.
2358 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2359 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2360 alternative to v=rm,C.
2362 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2363 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2364 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2365 instead of vex for the last two above mentioned alternatives.
2367 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2370 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2372 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2374 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2376 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2378 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2379 from int to unsigned.
2381 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2383 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2384 alternatives, eliminating preferred register class. Add support
2385 for the MTVSRDD instruction in ISA 3.0.
2386 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2387 reg_or_indexed_operand.
2388 (vsx_splat_v4sf_internal): Likewise.
2390 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2393 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2394 for loading up all 0's or all 1's.
2396 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2398 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2400 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2402 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2404 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2405 * gcc.c (set_source_date_epoch_envvar): New function, sets
2406 the SOURCE_DATE_EPOCH environment variable to the current time.
2408 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2410 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2411 the factor for live Phi nodes.
2413 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2415 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2416 * tree-parloops.c (parallelize_loops): likewise.
2417 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2418 tree_unswitch_outer_loop): likewise.
2420 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2423 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2424 around creation of the temporary.
2426 2016-06-01 Richard Biener <rguenther@suse.de>
2428 PR tree-optimization/71366
2429 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2430 (unloop_loops): Move removing edges here ...
2431 (try_unroll_loop_completely): ... from here.
2432 (try_peel_loop): ... and here.
2433 (tree_unroll_loops_completely_1): Track parent loops via
2434 bitmap of header BBs.
2435 (tree_unroll_loops_completely): Adjust for that.
2437 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2439 * config/rs6000/altivec.h (vec_slv): New macro.
2440 (vec_srv): New macro.
2441 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2442 (UNSPEC_VSRV): New value.
2445 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2446 (vsrv): New builtin definition.
2447 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2448 define argument types for new builtin.
2449 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2451 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2454 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2455 Jocelyn Mayer <l_indien@magic.fr>
2458 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2459 detect processor family for signature_CENTAUR_ebx.
2460 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2461 signature_CENTAUR_ebx.
2462 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2463 <default>: Pass x86-64 for has_longmode.
2465 2016-06-01 Nathan Sidwell <nathan@acm.org>
2467 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2470 2016-06-01 Richard Biener <rguenther@suse.de>
2472 PR tree-optimization/71261
2473 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2474 of stmts successfully put in the bool pattern. Remove
2475 single-use restriction.
2476 (adjust_bool_pattern_cast): Add cast at the use site via the
2477 pattern def sequence.
2478 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2479 of patterned defs. Use the pattern def seqence instead of
2480 multiple independent patterns.
2481 (sort_after_uid): New qsort compare function.
2482 (adjust_bool_stmts): New function to process stmts in the bool
2483 pattern in IL order.
2484 (vect_recog_bool_pattern): Adjust.
2485 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2486 (ifcvt_walk_pattern_tree): Likewise.
2487 (stmt_is_root_of_bool_pattern): Likewise.
2488 (ifcvt_repair_bool_pattern): Likewise.
2489 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2491 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2493 * loop-unroll.c (decide_unroll_constant_iterations,
2494 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2495 likely upper bounds.
2496 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2498 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2500 * tree-core.h (enum omp_clause_code): Remove
2501 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2503 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2505 * config/arm/sync.md (arm_store_exclusive<mode>):
2506 Use 'H' output modifier on operands[2] rather than creating a new
2507 entry in out-of-bounds memory of the operands array.
2508 (arm_store_release_exclusivedi): Likewise.
2510 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2512 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2513 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2514 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2515 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2517 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2519 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2520 into account live statements for mask producers.
2522 2016-06-01 Richard Biener <rguenther@suse.de>
2524 PR tree-optimization/71311
2525 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2526 restrict to non-INTEGER_CST @0.
2528 2016-06-01 Richard Biener <rguenther@suse.de>
2530 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2531 (relational patterns): Use :c to avoid pattern duplications.
2533 2016-06-01 Richard Biener <rguenther@suse.de>
2535 * genmatch.c (comparison_code_p): New predicate.
2536 (swap_tree_comparison): New function.
2537 (commutate): Add for_vec parameter to append new for entries.
2538 Support commutating relational operators by swapping it alongside
2540 (lower_commutative): Adjust.
2541 (dt_simplify::gen): Do not pass artificial operators to gen
2543 (decision_tree::gen): Do not add artificial operators as parameters.
2544 (parser::parse_expr): Verify operator commutativity when :c is
2545 applied. Allow :C to override this.
2546 * match.pd: Adjust patterns to use :C instead of :c where required.
2548 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2550 PR tree-optimization/71077
2551 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2552 the combining step, use boolean_false_node and boolean_true_node
2553 as the designated false/true return values.
2555 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2557 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2558 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2559 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2562 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2564 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2565 of flags impliying the register renaming.
2566 * toplev.c (process_options): Do not imply flag_rename_registers with
2569 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2571 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2572 default implementation.
2574 2016-05-31 Nathan Sidwell <nathan@acm.org>
2576 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2578 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2580 * config/sh/constraints.md (b): Remove constraint.
2581 * config/sh/predicates.md (arith_reg_operand): Remove
2583 * config/sh/sh-modes.def (PDI): Remove.
2584 * config/sh/sh.c (sh_target_reg_class,
2585 sh_optimize_target_register_callee_saved): Remove functions.
2586 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2587 (sh_expand_epilogue): Update comment.
2588 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2589 sh_secondary_reload): Remove TARGET_REGS related code.
2590 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2591 TARGET_REGISTER_P): Remove macros.
2592 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2593 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2594 TR1_REG, TR2_REG): Remove constants.
2595 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2597 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2599 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2600 define_expand patterns.
2601 (adddi3_compact): Rename to adddi3.
2602 (subdi3_compact): Rename to subdi3.
2603 (*negdi2): Rename to negdi2.
2604 (*abs<mode>2): Rename to abs<mode>2.
2606 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2608 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2609 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2610 (atomic_sub_fetchsi): ... this new pattern.
2611 (mvtc): Add CC_REG clobber.
2613 2016-05-31 Marek Polacek <polacek@redhat.com>
2615 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2617 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2619 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2620 aarch64_fusion_enabled_p to check for fusion capabilities.
2622 2016-05-31 Richard Biener <rguenther@suse.de>
2624 PR tree-optimization/71352
2625 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2626 minus one and a negate.
2628 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2630 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2631 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2633 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2634 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2635 Remove use of aarch64_simd_attr_length_move, set length attribute
2637 (*aarch64_be_movoi): Likewise.
2638 (*aarch64_be_movci): Likewise.
2639 (*aarch64_be_movxi): Likewise.
2641 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2643 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2644 It no longer does that.
2645 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2647 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2649 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2650 attribute __unused__.
2652 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2654 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2655 * config/arm/arm.c (arm_arch_thumb1): Define.
2656 (arm_option_override): Initialize arm_arch_thumb1.
2657 * config/arm/arm.h (arm_arch_thumb1): Declare.
2658 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2659 support Thumb-1 ISA.
2661 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2664 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2665 `Yv' for scalar operand.
2667 2016-05-31 Tom de Vries <tom@codesourcery.com>
2669 PR tree-optimization/69068
2670 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2671 phis with more than two args.
2673 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2675 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2676 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2679 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2681 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2683 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2685 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2686 cpu_32, cpu_64, tune_32 and tune_64.
2687 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2689 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2691 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2693 2016-05-30 Andi Kleen <ak@linux.intel.com>
2695 * auto-profile.c (read_profile): Replace asserts with errors
2696 when file does not exist.
2697 * gcov-io.c (gcov_read_words): Dito.
2699 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2701 * tree-cfg.c (print_loop): Print likely upper bounds.
2703 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2705 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2706 * opts.c (default_options): Enable peel loops at -O3.
2707 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2708 (try_peel_loop): Do not re-peel already peeled loops;
2709 use likely upper bounds; fix profile updating.
2710 (pass_complete_unroll::execute): Initialize peeled_loops.
2712 2016-05-30 Martin Liska <mliska@suse.cz>
2714 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2715 computed costs by frequency of BB they belong to.
2716 (get_scaled_computation_cost_at): New function.
2718 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2719 Marc Glisse <marc.glisse@inria.fr>
2721 PR tree-optimization/71289
2722 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2724 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2726 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2728 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2730 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2731 for peeled copies; avoid underflow when updating estimates; correctly
2734 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2736 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2737 r236875. Corrected oe3 to oe2 as obvious.
2739 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2743 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2744 that inserted stmt will not dominate stmts that defines its operand.
2745 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2746 (rewrite_expr_tree_parallel): Likewise.
2748 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2751 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2752 all fields including stmt_to_insert are swapped.
2754 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2756 * predict.h (force_edge_cold): Declare.
2757 * predict.c (force_edge_cold): New function.
2758 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2760 (canonicalize_loop_induction_variables): Fix formating.
2762 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2764 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2765 (visium_expand_copysign): Use gen_int_mode directly.
2766 (visium_compute_frame_size): Minor tweaks.
2768 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2770 * tree-vect-loop.c (vect_analyze_loop_2): Use
2771 likely_max_stmt_executions_int.
2773 2016-05-30 Tom de Vries <tom@codesourcery.com>
2775 PR tree-optimization/69067
2776 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2778 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2782 New peepholes to remove unneeded fild/fistp pairs.
2783 (define_peephole2 atomic_loaddi_fpu): Ditto.
2785 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2787 * predict.c (maybe_hot_frequency_p): Avoid division.
2789 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2791 * doc/install.texi: Use https for shop.fsf.org.
2793 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2795 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2796 likely_max_stmt_executions_int.
2798 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2800 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2801 likely_max_stmt_executions_int.
2803 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2805 * profile.c (compute_branch_probabilities): Do not report hitrates
2807 (branch_prob): Report hitrates here.
2808 * predict.c (gimple_predict_edge): Do not assert profile status;
2809 fix formatting issues.
2811 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2813 * predict.c (edge_predicted_by_p): New function.
2814 (predict_paths_for_bb): Do not put multiple predictions of the same type
2817 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2819 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2822 2016-05-28 Alan Modra <amodra@gmail.com>
2824 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2826 2016-05-28 Alan Modra <amodra@gmail.com>
2828 PR rtl-optimization/71275
2829 * ira.c (ira): Free dominance info.
2831 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2833 * doc/sourcebuild.texi: New address for upstream Go repository.
2835 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2837 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2838 (TARGET_ARM_V7M): Likewise.
2840 2016-05-26 Jeff Law <law@redhat.com>
2842 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2843 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2844 * passes.def: Add jump threading passes before DOM/VRP.
2845 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2846 argument to a basic block from an edge. Remove tests which are
2848 (pass_data_thread_jumps, class pass_thread_jumps): New.
2849 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2850 (make_pass_thread_jumps): Likewise.
2851 * tree-pass.h (make_pass_thread_jumps): Declare.
2853 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2855 * config/visium/visium-protos.h (split_double_move): Rename into...
2856 (visium_split_double_move): ...this.
2857 (visium_split_double_add): Declare.
2858 * config/visium/visium.c (split_double_move): Rename into...
2859 (visium_split_double_move): ...this.
2860 (visium_split_double_add): New function.
2861 (visium_expand_copysign): Renumber operands for consistency.
2862 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2863 (DFmode move splitter): Likewise.
2864 (*addi3_insn): Split by means of visium_split_double_add.
2865 (*adddi3_insn_flags): Delete.
2866 (*plus_plus_sltu<subst_arith>): New insn.
2867 (*subdi3_insn): Split by means of visium_split_double_add.
2868 (subdi3_insn_flags): Delete.
2869 (*minus_minus_sltu<subst_arith>): New insn.
2870 (*negdi2_insn): Split by means of visium_split_double_add.
2871 (*negdi2_insn_flags): Delete.
2873 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2875 * configure.ac: Treat a --with-headers option without argument
2876 the same as the default (i.e. consult sys-include directory).
2877 * configure: Regenerate.
2879 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2881 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2882 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2884 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2885 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2887 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2890 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2891 tree-stdarg analysis results.
2892 (aarch64_setup_incoming_varargs): Likewise.
2894 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2896 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2897 va_list_gpr_counter_field and va_list_fpr_counter_field.
2899 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2902 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2903 * config/aarch64/aarch64.c
2904 (aarch64_cannot_change_mode_class): Remove function.
2905 * config/aarch64/aarch64-protos.h
2906 (aarch64_cannot_change_mode_class): Remove.
2908 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2910 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2911 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2912 get_likely_max_loop_iterations_int): New.
2913 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2914 any_likely_upper_bound.
2915 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2917 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2918 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2920 (unroll_loop_constant_iterations): Likewise.
2921 (unroll_loop_runtime_iterations): Likewise.
2922 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2923 * lto-streamer-out.c (output_cfg): Likewise.
2924 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2926 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2927 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2928 (likely_max_loop_iterations): New.
2929 (likely_max_loop_iterations_int): New.
2930 (likely_max_stmt_executions): New.
2931 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2932 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2933 likely_max_stmt_executions): Declare.
2935 2016-05-27 Marek Polacek <polacek@redhat.com>
2938 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2940 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2942 * config/s390/s390.md (2x risbg splitters): Use
2943 reg_overlap_mentioned_p instead of rtx_equal_p.
2945 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2947 * combine.c (make_compound_operation): Take known zero bits into
2948 account when checking for possible zero_extend.
2950 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2952 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2953 Use const_int_operand for operand 2 predicate. Simplify expand code
2956 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2959 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2962 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2964 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2965 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2966 that returns CC_SESWPmode and CC_ZESWPmode.
2967 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2969 (aarch64_rtx_costs): Likewise.
2971 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2973 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2974 for ISA 3.0 min/max support.
2975 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2976 conditional move support.
2977 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2978 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2980 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2981 conditional moves where the comparison type is different from move
2983 (fp_minmax): New code iterator for smin/smax.
2984 (minmax): New code attributes for min/max.
2985 (SMINMAX): Likewise.
2986 (smax<mode>3): Combine min, max insns into one insn using the
2987 fp_minmax code iterator. Add support for ISA 3.0 min/max
2988 instructions that don't need -ffast-math.
2989 (s<minmax><mode>3): Likewise.
2990 (smax<mode>3_vsx): Likewise.
2991 (smin<mode>3): Likewise.
2992 (s<minmax><mode>3_vsx): Likewise.
2993 (smin<mode>3_vsx): Likewise.
2994 (pre-VSX min/max splitters): Likewise.
2995 (s<minmax><mode>3_fpr): Likewise.
2996 (movsfcc): Rewrite floating point conditional moves to combine
2997 SFmode/DFmode into a single insn.
2998 (mov<mode>cc): Likewise.
2999 (movdfcc): Likewise.
3000 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3001 SFDF2 iterators to handle all combinations.
3002 (fseldfsf4): Likewise.
3003 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3004 (fseldfdf4): Likewise.
3005 (fselsfdf4): Likewise.
3006 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3007 comparison instructions that set a 0/-1 mask, and use it for
3008 floating point conditional move via XXSEL.
3009 (fpmask<mode>): Likewise.
3010 (xxsel<mode>): Likewise.
3011 * config/rs6000/predicates.md (min_max_operator): Delete, no
3013 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3014 instructions that generate a 0/-1 mask for use with XXSEL.
3015 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3016 say whether floating point min/max is available, either through
3017 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3018 (TARGET_MINMAX_DF): Likewise.
3020 2016-05-27 Alan Modra <amodra@gmail.com>
3022 PR rtl-optimization/71275
3023 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3024 for update_equiv_regs and combine_and_move_insns.
3026 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3029 if_then_else or cond RTXes to calculate attribute value.
3030 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3031 <attr "length_immediate>: Ditto.
3032 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3033 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3034 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3035 <attr "type">: Ditto.
3036 <attr "prefix_data16">: Ditto.
3037 <attr "prefix_extra">: Ditto.
3038 <attr "length_immediate">: Ditto.
3039 <attr "prefix">: Ditto.
3040 (vec_set<mode>_0) <attr "isa">: Ditto.
3041 <attr "prefix_extra">: Ditto.
3042 <attr "length_immediate">: Ditto.
3043 <attr "prefix">: Ditto.
3044 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3045 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3046 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3047 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3048 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3049 <attr "length_immediate">: Ditto.
3050 <attr "prefix">: Ditto.
3051 (sse2_movsd) <attr "length_immediate">: Ditto.
3052 <attr "prefix">: Ditto.
3053 (vec_concatv2df) <attr "isa">: Ditto.
3054 <attr "prefix">: Ditto.
3055 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3056 (*vec_extractv2di_1) <attr "isa">: Ditto.
3057 <attr "type">: Ditto.
3058 <attr "length_immediate">: Ditto.
3059 <attr "prefix_rex">: Ditto.
3060 <attr "prefix_extra">: Ditto.
3061 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3062 <attr "prefix_extra">: Ditto.
3063 <attr "length_immediate">: Ditto.
3064 (vec_concatv2di) <attr "isa">: Ditto.
3065 <attr "prefix_extra">: Ditto.
3066 <attr "length_immediate">: Ditto.
3067 <attr "prefix">: Ditto.
3069 2016-05-26 Martin Liska <mliska@suse.cz>
3071 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3073 (operator+): Likewise.
3074 (operator-): Likewise.
3075 (comp_cost::operator+=): Likewise.
3076 (comp_cost::operator-=): Likewise.
3077 (comp_cost::operator/=): Likewise.
3078 (comp_cost::operator*=): Likewise.
3079 (operator<): Likewise.
3080 (operator==): Likewise.
3081 (operator<=): Likewise.
3083 (infinite_cost_p): Likewise.
3084 (add_costs): Likewise.
3085 (sub_costs): Likewise.
3086 (compare_costs): Likewise.
3087 (set_group_iv_cost): Use the newly introduced functions.
3088 (get_address_cost): Likewise.
3089 (get_shiftadd_cost): Likewise.
3090 (force_expr_to_var_cost): Likewise.
3091 (split_address_cost): Likewise.
3092 (ptr_difference_cost): Likewise.
3093 (difference_cost): Likewise.
3094 (get_computation_cost_at): Likewise.
3095 (determine_group_iv_cost_generic): Likewise.
3096 (determine_group_iv_cost_address): Likewise.
3097 (determine_group_iv_cost_cond): Likewise.
3098 (autoinc_possible_for_pair): Likewise.
3099 (determine_group_iv_costs): Likewise.
3100 (cheaper_cost_pair): Likewise.
3101 (iv_ca_recount_cost): Likewise.
3102 (iv_ca_set_no_cp): Likewise.
3103 (iv_ca_set_cp): Likewise.
3104 (iv_ca_cost): Likewise.
3105 (iv_ca_new): Likewise.
3106 (iv_ca_dump): Likewise.
3107 (iv_ca_narrow): Likewise.
3108 (iv_ca_prune): Likewise.
3109 (iv_ca_replace): Likewise.
3110 (try_add_cand_for): Likewise.
3111 (try_improve_iv_set): Likewise.
3112 (find_optimal_iv_set): Likewise.
3114 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3116 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3117 that internal functions will clobber all caller-saved registers.
3119 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3121 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3122 Return a better case_values_threshold when optimizing.
3124 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3126 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3127 Add ? to integer variant.
3128 (aarch64_combinez_be): Likewise.
3130 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3132 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3133 instead of x constraint.
3134 (vcvtps2ph256<mask_name>): Likewise.
3136 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3137 alternative. Formatting fix.
3139 * config/i386/sse.md
3140 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3142 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3143 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3144 maybe_evex prefix instead of vex.
3145 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3146 EXT_REX_SSE_REG_P (op0) case in the splitter.
3148 2016-05-25 Jeff Law <law@redhat.com>
3150 PR tree-optimization/71272
3151 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3152 Update comments. Add test for empty path.
3154 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3156 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3157 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3158 special case builtin.
3159 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3160 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3161 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3162 for __builtin_vec_cmpne.
3164 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3166 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3167 redundant test and bail out if the type of the new operand is not
3168 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3170 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3172 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3173 (x_ix86_target_flags_explicit): Remove.
3174 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3175 x_ix86_target_flags_explicit.
3176 (ix86_function_specific_restore): Ditto.
3178 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3179 H.J. Lu <hongjiu.lu@intel.com>
3182 * common/config/i386/i386-common.c
3183 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3184 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3185 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3186 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3187 (-mgeneral-regs-only): Add new option.
3188 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3189 x87 instructions if only general registers are allowed.
3190 (ix86_target_string): Add ix86_flags argument. Handle additional
3191 flags options through ix86_flags argument. Update all callers.
3192 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3194 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3196 PR rtl-optimization/66940
3197 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3198 decrementing desired_val will not overflow before performing these
3201 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3203 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3204 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3205 * config/i386/i386.c (enum ix86_builtins): Add
3206 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3207 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3208 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3209 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3210 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3211 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3212 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3213 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3214 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3215 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3216 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3217 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3218 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3219 __builtin_ia32_cvtps2dq512_mask.
3220 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3221 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3222 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3223 * config/i386/sse.md
3224 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3226 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3227 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3229 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3230 (avx512f_vec_pack_sfix_v8df): New define_expand.
3231 (avx512f_roundpd512): Rename to ...
3232 (avx512f_round<castmode>512): ... this. Change iterator.
3233 (avx512f_roundps512_sfix): New define_expand.
3234 (round<mode>2_sfix): Change iterator.
3236 2016-05-25 Nick Clifton <nickc@redhat.com>
3238 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3239 static interrupt handler is detected.
3240 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3241 default linker script.
3242 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3243 the low part of a symbolic pointer.
3245 2016-05-25 Richard Biener <rguenther@suse.de>
3247 PR tree-optimization/71261
3248 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3249 interesting stmt instead of immediate uses when looking
3250 for the use operand to replace.
3252 2016-05-25 Martin Liska <mliska@suse.cz>
3254 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3256 2016-05-25 Richard Biener <rguenther@suse.de>
3258 PR tree-optimization/71264
3259 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3262 2016-05-25 Martin Liska <mliska@suse.cz>
3264 PR tree-optimization/71239
3265 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3266 if DECL_SIZE is NULL.
3268 2016-05-25 Richard Biener <rguenther@suse.de>
3270 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3271 * tree-if-conv.c (pass_data_if_conversion): Use it.
3273 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3275 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3276 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3277 * varpool.c (varpool_node::get_availability): Likewise.
3279 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3281 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3282 VNEGW/VNEGD instructions.
3283 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3284 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3285 support for ISA 3.0 VNEGW/VNEGD instructions.
3287 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3289 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3290 pointers inside OACC_DATA regions.
3291 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3292 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3293 (gimplify_adjust_omp_clauses): Fix typo in comment.
3295 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3297 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3298 parity built-in functions.
3299 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3301 (p9v_parity<mode>2): Likewise.
3302 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3304 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3305 (parity<mode>2): ISA 3.0 expander for vector parity.
3306 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3308 (BU_P9_64BIT_MISC_0): Likewise.
3309 (BU_P9_MISC_0): Likewise.
3310 (BU_P9V_AV_1): Likewise.
3311 (BU_P9V_AV_2): Likewise.
3312 (BU_P9V_AV_3): Likewise.
3313 (BU_P9V_AV_P): Likewise.
3314 (BU_P9V_VSX_1): Likewise.
3315 (BU_P9V_OVERLOAD_1): Likewise.
3316 (BU_P9V_OVERLOAD_2): Likewise.
3317 (BU_P9V_OVERLOAD_3): Likewise.
3318 (VCTZB): Add vector count trailing zeros support.
3322 (VPRTYBD): Add vector parity support.
3323 (VPRTYBQ): Likewise.
3324 (VPRTYBW): Likewise.
3325 (VCTZ): Add overloaded vector count trailing zeros support.
3326 (VPRTYB): Add overloaded vector parity support.
3327 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3328 overloaded vector count trailing zeros and parity instructions.
3329 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3330 vector parity support.
3331 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3332 trailing zeros support.
3333 (vec_cntlz): Likewise.
3334 (vec_vctzb): Likewise.
3335 (vec_vctzd): Likewise.
3336 (vec_vctzh): Likewise.
3337 (vec_vctzw): Likewise.
3338 (vec_vprtyb): Add ISA 3.0 vector parity support.
3339 (vec_vprtybd): Likewise.
3340 (vec_vprtybw): Likewise.
3341 (vec_vprtybq): Likewise.
3342 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3343 the ISA 3.0 vector count trailing zeros and vector parity built-in
3346 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3348 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3349 when there is stmt_to_insert.
3351 2016-05-24 Martin Sebor <msebor@redhat.com>
3354 * tree.h (complete_or_array_type_p): New inline function.
3356 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3358 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3359 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3360 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3362 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3363 Limit 1st alternative to noavx isa, split 2nd alternative into one
3364 noavx and one avx alternative, use *x and Bm in the former and
3365 x and m in the latter.
3367 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3368 of sse4 for the first alternative, drop %v from the template
3369 and d operand modifier. Split second alternative into one sse4_noavx
3370 and one avx alternative, use *x instead of *v in the former and v
3371 instead of *v in the latter.
3372 (*sse4_1_extractps): Use noavx isa instead of * for the first
3373 alternative, drop %v from the template. Split second alternative into
3374 one noavx and one avx alternative, use *x instead of *v in the
3375 former and v instead of *v in the latter.
3376 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3377 with noavx and the last one with avx.
3378 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3379 split the second one into one noavx and one avx alternative,
3380 use *x and Bm in the former and x and m in the latter one.
3381 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3384 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3385 first two alternatives to noavx, use *x instead of *v in the second
3386 one, add avx alternative without *.
3387 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3388 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3389 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3391 2016-05-24 Jeff Law <law@redhat.com>
3393 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3394 New function, extracted from...
3395 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3396 Allow simple copies and constant initializations in the SSA chain.
3398 2016-05-24 Marek Polacek <polacek@redhat.com>
3401 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3404 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3407 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3408 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3409 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3410 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3411 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3413 2016-05-24 Richard Biener <rguenther@suse.de>
3415 PR tree-optimization/71240
3416 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3419 2016-05-24 Richard Biener <rguenther@suse.de>
3421 PR tree-optimization/71230
3422 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3424 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3426 * tree-vectorizer.h (vectorizable_comparison): Delete.
3427 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3428 PURE_SLP_STMT check.
3429 * tree-vect-stmts.c (vectorizable_call): Likewise.
3430 (vectorizable_simd_clone_call): Likewise.
3431 (vectorizable_conversion): Likewise.
3432 (vectorizable_assignment): Likewise.
3433 (vectorizable_shift): Likewise.
3434 (vectorizable_operation): Likewise.
3435 (vectorizable_load): Likewise.
3436 (vectorizable_condition): Likewise.
3437 (vectorizable_store): Likewise. Assert that we don't have
3439 (vectorizable_comparison): Make static. Remove redundant
3440 PURE_SLP_STMT check.
3441 (vect_transform_stmt): Assert that we always have an slp_node
3444 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3446 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3447 operands[2] against 1 with comparison against CONST1_RTX.
3448 (<shift>di3_neon): Likewise.
3449 * config/arm/predicates.md (const0_operand): Replace with comparison
3452 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3454 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3455 operands[2] against 1 with comparison against CONST1_RTX.
3456 (ashrdi3): Likewise.
3457 (lshrdi3): Likewise.
3458 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3460 (ashrsi3): Likewise.
3461 (lshrsi3): Likewise.
3462 (rotrsi3): Likewise.
3463 (define_split above *compareqi_eq0): Likewise.
3464 (define_split above "prologue"): Likewise.
3465 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3466 * config/arm/predicates.md (shift_operator): Likewise.
3467 (shift_nomul_operator): Likewise.
3468 (sat_shift_operator): Likewise.
3469 (thumb1_cmp_operand): Likewise.
3470 (const_neon_scalar_shift_amount_operand): Replace manual range
3471 check with IN_RANGE.
3472 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3473 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3475 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3477 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3478 with HOST_WIDE_INT_1.
3480 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3481 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3482 (arm_canonicalize_comparison): Likewise.
3483 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3485 (thumb1_size_rtx_costs): Likewise.
3486 (vfp_const_double_index): Replace cast of 1 to unsigned
3487 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3488 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3490 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3491 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3492 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3493 HOST_WIDE_INT with HOST_WIDE_INT_1.
3495 2016-05-24 Marek Polacek <polacek@redhat.com>
3497 * tree-cfg.h (should_remove_lhs_p): New predicate.
3498 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3499 * gimplify.c (gimplify_modify_expr): Likewise.
3500 * tree-cfg.c (verify_gimple_call): Likewise.
3501 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3502 * gimple-fold.c: Include "tree-cfg.h".
3503 (gimple_fold_call): Use should_remove_lhs_p.
3505 2016-05-24 Richard Biener <rguenther@suse.de>
3507 PR tree-optimization/71253
3508 * cfganal.h (control_dependences): Make robust against edge
3510 (control_dependences::control_dependences): Remove edge_list argument.
3511 (control_dependences::get_edge): Remove.
3512 (control_dependences::get_edge_src): Add.
3513 (control_dependences::get_edge_dest): Likewise.
3514 (control_dependences::m_el): Make a vector of edge src/dest index.
3515 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3516 (control_dependences::control_dependences): Likewise.
3517 (control_dependences::~control_dependence): Likewise.
3518 (control_dependences::get_edge): Remove.
3519 (control_dependences::get_edge_src): Add.
3520 (control_dependences::get_edge_dest): Likewise.
3521 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3523 (perform_tree_ssa_dce): Adjust.
3524 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3526 (pass_loop_distribution::execute): Adjust. Do loop destroying
3527 conditional on changed.
3529 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3532 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3533 return. Reindent transformation comment and mention the ARM state
3536 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3539 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3540 after build_and_add_sum creates new use stmt.
3542 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3544 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3545 load_lanes/grouped_load classification comes first. Don't check
3546 whether the vectorization factor is a multiple of the group size
3549 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3551 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3552 GROUP_GAP for single-element interleaving.
3553 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3556 2016-05-24 Richard Biener <rguenther@suse.de>
3560 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3561 bases which are accessed with non-invariant indices.
3562 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3563 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3565 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3568 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3569 (add_to_ops_vec): Add stmt_to_insert.
3570 (add_repeat_to_ops_vec): Init stmt_to_insert.
3571 (insert_stmt_before_use): New.
3572 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3574 (get_ops): Init stmt_to_insert.
3575 (maybe_optimize_range_tests): Likewise.
3576 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3577 (rewrite_expr_tree_parallel): Likewise.
3578 (reassociate_bb): Likewise.
3580 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3583 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3584 ISA 3.0 xxperm fusion alternative.
3585 (altivec_vperm_v8hiv16qi): Likewise.
3586 (altivec_vperm_<mode>_uns_internal): Likewise.
3587 (vperm_v8hiv4si): Likewise.
3588 (vperm_v16qiv8hi): Likewise.
3590 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3591 Kelvin Nilsen <kelvin@gcc.gnu.org>
3593 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3594 vpermr/xxpermr on ISA 3.0.
3595 (altivec_expand_vec_perm_le): Likewise.
3596 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3597 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3600 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3602 * config/i386/i386.h (IS_STACK_MODE): Enable for
3603 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3604 SSE_FLOAT_MODE_P macros.
3605 * config/i386/i386.c (ix86_preferred_reload_class): Use
3606 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3607 Cleanup regclass processing for CONST_DOUBLE_P.
3608 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3609 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3610 with IS_STACK_MODE macro.
3611 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3613 (*movdf_internal): Use IS_STACK_MODE macro.
3614 (*movsf_internal): Ditto.
3616 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3618 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3619 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3621 2016-05-23 Jeff Law <law@redhat.com>
3623 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3625 (fsm_find_control_statement_thread_paths): Call it.
3627 2016-05-23 Martin Jambor <mjambor@suse.cz>
3630 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3631 from_global_constant if t is not NULL.
3633 2016-05-23 Marek Polacek <polacek@redhat.com>
3636 * common.opt (Wswitch-unreachable): New option.
3637 * doc/invoke.texi: Document -Wswitch-unreachable.
3638 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3641 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3643 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3644 TMR_INDEX is non-NULL.
3646 2016-05-23 Richard Biener <rguenther@suse.de>
3648 PR tree-optimization/71230
3649 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3650 (try_special_add_to_ops): ... here. Always test for single-use.
3652 2016-05-23 Martin Jambor <mjambor@suse.cz>
3654 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3655 default block if a PHI node in the original one would be resized.
3657 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3659 PR tree-optimization/58135
3660 * tree-vect-slp.c: When group size is not multiple
3661 of vector size, allow splitting of store group at
3664 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3666 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3668 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3670 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3671 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3672 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3675 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3676 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3677 v constraint instead of x and vinserti32x4 insn.
3679 * config/i386/sse.md (i128vldq): New mode iterator.
3680 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3681 avx512dq and avx512vl alternatives.
3683 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3684 constraint, use maybe_evex prefix instead of vex.
3685 (vec_dupv4sf): Use v constraint instead of x for output
3686 operand except for noavx alternative, use Yv constraint
3687 instead of x for input. Use maybe_evex prefix instead of vex.
3688 (*vec_dupv4si): Likewise.
3689 (*vec_dupv2di): Likewise.
3691 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3694 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3695 (linearize_expr_tree): Call try_special_add_to_ops.
3696 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3698 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3700 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3701 to computed stack_usage.
3703 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3706 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3707 operand is subreg (symbol_ref) then move the symbol ref to register.
3709 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3711 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3713 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3716 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3719 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3721 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3722 ranges by calling get_single_symbol and tidy up. Look more closely
3723 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3725 2016-05-20 Jeff Law <law@redhat.com>
3727 * bitmap.c (bitmap_find_bit): Remove useless test.
3729 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3731 * function.c (thread_prologue_and_epilogue_insns): Commit the
3732 insertion of the epilogue.
3734 2016-05-20 Martin Jambor <mjambor@suse.cz>
3736 PR tree-optimization/70884
3737 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3738 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3739 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3740 of constant pool data as a reason for scalarization.
3742 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3744 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3745 for naked functions.
3746 (thumb1_expand_prologue): Likewise.
3748 2016-05-20 Nathan Sidwell <nathan@acm.org>
3750 * config/nvptx/nptx.c (nvptx_option_override): Only set
3751 flag_toplevel_reorder, if not explicitly specified. Set
3752 flag_no_common, unless explicitly specified.
3754 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3756 * calls.c (can_implement_as_sibling_call_p): Mark param
3757 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3759 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3761 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3762 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3763 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3765 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3766 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3769 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3771 * config/nvptx/nvptx.md (sincossf3): New pattern.
3773 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3775 * calls.c (maybe_complain_about_tail_call): New function.
3776 (initialize_argument_information): Call
3777 maybe_complain_about_tail_call when clearing *may_tailcall.
3778 (can_implement_as_sibling_call_p): Call
3779 maybe_complain_about_tail_call when returning false.
3780 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3781 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3782 if tail-call optimization fails.
3783 * cfgexpand.c (expand_call_stmt): Initialize
3784 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3785 * gimple-pretty-print.c (dump_gimple_call): Dump
3786 gimple_call_must_tail_p.
3787 * gimple.c (gimple_build_call_from_tree): Call
3788 gimple_call_set_must_tail with the value of
3789 CALL_EXPR_MUST_TAIL_CALL.
3790 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3791 (gimple_call_set_must_tail): New function.
3792 (gimple_call_must_tail_p): New function.
3793 * print-tree.c (print_node): Update printing of TREE_STATIC
3794 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3795 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3796 trailing comment listing applicable flags.
3797 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3799 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3801 * calls.c (expand_call): Move "Rest of purposes for tail call
3802 optimizations to fail" to...
3803 (can_implement_as_sibling_call_p): ...this new function, and
3804 split into multiple "if" statements.
3806 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3808 * cfgloop.h (expected_loop_iterations_unbounded,
3809 expected_loop_iterations): Unconstify.
3810 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3811 profile with known upper bound; return 3 when profile is absent.
3812 (expected_loop_iterations): Update.
3814 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3816 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3817 and get_max_loop_iterations_int.
3819 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3821 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3822 realistic upper bounds here.
3824 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3827 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3828 calls if the LHS is variable length or has addressable type.
3829 If targets[0]->decl is a noreturn call with void return type and
3830 zero arguments, adjust fntype and remove lhs in that case.
3832 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3834 PR tree-optimization/71079
3835 PR tree-optimization/71206
3836 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3838 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3840 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3841 (get_vec_alignment_for_array_decl): Likewise.
3842 (get_vec_alignment_for_record_decl): Likewise.
3843 (increase_alignment::execute): Move code to find alignment to
3844 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3845 (type_align_map): New hash_map.
3847 2016-05-20 Richard Guenther <rguenther@suse.de>
3849 PR tree-optimization/29756
3850 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3851 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3852 * fold-const.c (operand_equal_p): Likewise.
3853 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3854 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3855 * tree-inline.c (estimate_operator_cost): Likewise.
3856 * tree-pretty-print.c (dump_generic_node): Likewise.
3857 * tree-ssa-operands.c (get_expr_operands): Likewise.
3858 * cfgexpand.c (expand_debug_expr): Likewise.
3859 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3860 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3861 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3862 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3863 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3864 (execute_update_addresses_taken): Do it.
3866 2016-05-20 Richard Biener <rguenther@suse.de>
3868 PR tree-optimization/71185
3869 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3870 register operations.
3872 2016-05-20 Richard Biener <rguenther@suse.de>
3874 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3875 gimple_seq_add_seq_without_update.
3876 (release_bb_predicate): Assert we have no operands to free.
3877 (if_convertible_loop_p_1): Calculate post dominators later.
3878 Do not free BB predicates here.
3879 (combine_blocks): Do not recompute BB predicates.
3880 (version_loop_for_if_conversion): Save BB predicates around
3883 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3885 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3886 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3887 code. Ignore sibcalls on EDGE_IGNORE edges.
3888 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3889 on edges for sibcalls that run without prologue. The rest of the
3890 function is combined from...
3891 (fix_fake_fallthrough_edge): ... this, and ...
3892 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3893 function argument, make it a local variable.
3895 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3897 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3898 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3899 for 32-bit mode and SEH for 64-bit.
3900 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3901 TARGET_64BIT_DEFAULT.
3903 2016-05-19 Ryan Burn <contact@rnburn.com>
3905 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3906 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3908 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3910 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3911 force pending loads from memory.
3913 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3915 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3916 (UNSPEC_DARN_32): New unspec constant.
3917 (UNSPEC_DARN_RAW): New unspec constant.
3918 (darn_32): New instruction.
3919 (darn_raw): New instruction.
3920 (darn): New instruction.
3921 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3922 support and documentation for this macro.
3923 (BU_P9_MISC_1): New macro definition.
3924 (BU_P9_64BIT_MISC_0): New macro definition.
3925 (BU_P9_MISC_0): New macro definition.
3926 (darn_32): New builtin definition.
3927 (darn_raw): New builtin definition.
3928 (darn): New builtin definition.
3929 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3930 RS6000_BUILTIN_0 directives to surround each occurrence of
3931 #include "rs6000-builtin.def".
3932 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3933 RS6000_BTM_64BIT flags to the returned mask, depending on
3935 (def_builtin): Correct an error in the assignments made to the
3936 debugging variable attr_string.
3937 (rs6000_expand_builtin): Add support for no-operand built-in
3939 (builtin_function_type): Remove fatal_error assertion that is no
3941 (rs6000_common_init_builtins): Add support for no-operand built-in
3943 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3945 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3947 (RS6000_BTM_64BIT): New macro definition.
3948 * doc/extend.texi: Document __builtin_darn (void),
3949 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3952 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3954 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3955 max_loop_iterations_int.
3957 2016-05-19 Marek Polacek <polacek@redhat.com>
3959 PR tree-optimization/71031
3960 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3961 condition and adjust the code a bit.
3963 2016-05-19 Martin Liska <mliska@suse.cz>
3965 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3966 auto_vec instead of vec.
3968 2016-05-19 Martin Liska <mliska@suse.cz>
3970 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3972 2016-05-19 Martin Liska <mliska@suse.cz>
3974 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3976 2016-05-19 Martin Liska <mliska@suse.cz>
3978 * ipa-pure-const.c (set_function_state): Remove an existing
3980 (remove_node_data): Do not free it as it's released
3981 in set_function_state.
3983 2016-05-19 Martin Liska <mliska@suse.cz>
3985 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3988 2016-05-19 Martin Liska <mliska@suse.cz>
3990 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3992 2016-05-19 Martin Liska <mliska@suse.cz>
3994 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3995 an auto_vec instead of re-creating it.
3997 2016-05-19 Martin Liska <mliska@suse.cz>
3999 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4000 auto_vec instead of vec.
4002 2016-05-19 Martin Liska <mliska@suse.cz>
4004 * lto-section-in.c (lto_get_section_data): Call
4005 lto_check_version with additional argument.
4006 * lto-streamer.c (lto_check_version): Add new argument.
4007 * lto-streamer.h (lto_check_version): Likewise.
4009 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4011 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4012 Don't add cost of inner memory when handling sign-extended loads.
4014 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4016 PR rtl-optimization/71148
4017 * cse.c (cse_main): Free dominance info.
4018 (rest_of_handle_cse): Don't free dominance info.
4019 (rest_of_handle_cse2): Likewise.
4020 (rest_of_handle_cse_after_global_opts): Likewise.
4022 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4025 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4026 NULL_TREE early if NEON is not available. Remove now redundant check
4027 in ARM_CHECK_BUILTIN_MODE.
4029 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4032 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4033 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4034 * doc/cpp.texi: Document new macros.
4036 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4038 PR tree-optimization/69848
4039 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4040 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4042 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4044 * function.c (thread_prologue_and_epilogue_insn): Move the
4045 "goto epilogue_done" one block later.
4047 2016-05-19 Richard Biener <rguenther@suse.de>
4049 PR tree-optimization/70729
4050 * passes.def: Move LIM pass before PRE. Remove no longer
4051 required copyprop and move first DCE out of the loop pipeline.
4053 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4056 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4057 (OBJS-libcommon-target): ...here.
4058 * opts-common.c: Include spellcheck.h.
4059 (cmdline_handle_error): Build a vec of valid options and use it
4060 to suggest provide hints for misspelled arguments.
4062 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4065 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4066 lhs if it has TREE_ADDRESSABLE type.
4068 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4071 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4072 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4074 2016-05-18 Martin Jambor <mjambor@suse.cz>
4077 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4078 input for NOP_EXPR pass-through functions.
4079 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4080 aggregate global constant VAR_DECLs in constant jump functions.
4082 2016-05-18 Martin Jambor <mjambor@suse.cz>
4085 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4086 from TREE_READONLY parameters.
4088 2016-05-18 Martin Jambor <mjambor@suse.cz>
4091 * cgraph.h (cgraph_indirect_call_info): New field
4092 guaranteed_unmodified.
4093 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4094 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4096 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4097 pass the parameter value to ipa_find_agg_cst_for_param.
4098 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4099 guaranteed_unmodified, store AA results there instead of bailing out
4101 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4102 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4103 (find_constructor_constant_at_offset): New function.
4104 (ipa_find_agg_cst_from_init): Likewise.
4105 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4106 static initializers of contants, report back through a new paameter
4107 from_global_constant if that was the case.
4108 (try_make_edge_direct_simple_call): Also pass parameter value to
4109 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4111 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4112 (ipa_read_indirect_edge_info): Likewise.
4113 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4114 (ipa_load_from_parm_agg): Likewise.
4116 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4118 PR rtl-optimization/71150
4119 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4122 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4125 * config/rs6000/constraints.md (wE constraint): New constraint
4126 for a vector constant that can be loaded with XXSPLTIB.
4127 (wM constraint): New constraint for a vector constant of a 1's.
4128 (wS constraint): New constraint for a vector constant that can be
4129 loaded with XXSPLTIB and a vector sign extend instruction.
4130 * config/rs6000/predicates.md (xxspltib_constant_split): New
4131 predicates for wE/wS constraints.
4132 (xxspltib_constant_nosplit): Likewise.
4133 (easy_vector_constant): Add support for constants that can be
4134 loaded via XXSPLTIB.
4135 (all_ones_constant): New predicate for vector constant with all
4137 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4138 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4139 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4140 instruction and possibly with a sign extension.
4141 (output_vec_const_move): Add support for XXSPLTIB. If we are
4142 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4143 instead of XXLXOR/XXLORC.
4144 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4146 (rs6000_legitimize_reload_address): Likewise.
4147 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4149 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4150 combine VSX_M and VSX_M2 into one iterator.
4152 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4153 (VSINT_842): Likewise.
4154 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4155 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4156 XXSPLTIB instruction.
4157 (xxspltib_<mode>_nosplit): Likewise.
4158 (xxspltib_<mode>_split): New insn to load up constants with
4159 XXSPLTIB and a sign extend instruction.
4160 (vsx_mov<mode>): Replace single move that handled all vector types
4161 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4162 moves (when -mvsx-timode is in effect) into the main vector
4163 moves. Eliminate separate moves for <VSr> <VSa>, where the
4164 preferred register class (<VSr>) is listed first, and the
4165 secondary register class (<VSa>) is listed second with a '?' to
4166 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4167 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4168 that if the register was involved in a slow operation, the
4169 clear/set operation does not wait for the slow operation to
4170 finish. Adjust the length attributes for 32-bit mode. Use
4171 rs6000_output_move_128bit and drop the use of the string
4172 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4173 spacing so that the alternatives and attributes don't generate
4174 long lines, and put things in columns, so that it is easier to
4175 match up the operands and attributes with the insn alternatives.
4176 (vsx_mov<mode>_64bit): Likewise.
4177 (vsx_mov<mode>_32bit): Likewise.
4178 (vsx_movti_64bit): Fold movti into normal vector moves.
4179 (vsx_movti_32bit): Likewise.
4180 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4182 (vsx_splat_v4si_internal): Likewise.
4183 (vsx_splat_v4sf_internal): Likewise.
4184 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4185 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4186 extend vector elements.
4187 (vsx_sign_extend_hi_<mode>): Likewise.
4188 (vsx_sign_extend_si_v2di): Likewise.
4189 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4191 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4192 constraints. Add trailing period to wL documentation.
4194 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4197 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4198 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4199 * tree-call-cdce.c: Include tree-dfa.h.
4200 (can_guard_call_p): New function, extracted from...
4201 (can_use_internal_fn): ...here.
4202 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4204 (shrink_wrap_one_built_in_call): Likewise.
4205 (use_internal_fn): Likewise.
4206 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4207 and return void. Call replace_abnormal_ssa_names.
4208 (pass_call_cdce::execute): Check can_guard_call_p during the
4209 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4210 will always change something.
4212 2016-05-18 Martin Jambor <mjambor@suse.cz>
4215 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4216 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4218 2016-05-18 Martin Jambor <mjambor@suse.cz>
4221 * ipa-inline.h (condition): New field size.
4222 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4223 for comaprison and store it into the new condition.
4224 (evaluate_conditions_for_known_args): Use condition size to check
4225 access sizes for all but CHANGED conditions.
4226 (unmodified_parm_1): New parameter size_p, store access size into it.
4227 (unmodified_parm): Likewise.
4228 (unmodified_parm_or_parm_agg_item): Likewise.
4229 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4230 (set_cond_stmt_execution_predicate): Extract access sizes and store
4232 (set_switch_stmt_execution_predicate): Likewise.
4233 (will_be_nonconstant_expr_predicate): Likewise.
4234 (will_be_nonconstant_predicate): Likewise.
4235 (inline_read_section): Stream condition size.
4236 (inline_write_summary): Likewise.
4238 2016-05-18 Richard Biener <rguenther@suse.de>
4240 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4241 condition cost to PHI cost instead of total_cost.
4243 2016-05-18 Martin Liska <mliska@suse.cz>
4246 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4249 2016-05-18 Richard Biener <rguenther@suse.de>
4251 * lto-streamer.h (LTO_major_version): Bump to 6.
4253 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4255 * function.c (make_split_prologue_seq, make_prologue_seq,
4256 make_epilogue_seq): New functions, factored out from...
4257 (thread_prologue_and_epilogue_insns): Here.
4259 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4261 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4262 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4263 of before. Add a comment.
4265 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4267 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4268 expression pointer, not pointer to the pointer.
4270 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4272 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4273 (avx2_pbroadcast<mode>): Add another alternative with v instead
4274 of x constraints in it, using <pbroadcast_evex_isa> isa.
4275 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4277 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4278 constraint x instead of v in second alternative, add avx512bw
4281 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4282 constraint x instead of v in second alternative, add avx512bw
4285 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4286 constraint x instead of v in second alternative, add avx512bw
4289 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4290 avx512bw alternative.
4292 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4294 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4296 (define_insn "*andnottf3"): Ditto.
4297 (define_insn "*<code><mode>3"/any_logic): Ditto.
4298 (define_insn "*<code>tf3"/any_logic): Ditto.
4299 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4300 operand to block AVX-512VL insn variant emit when it is not enabled.
4302 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4304 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4305 constraint fot SF mode.
4307 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4308 Kirill Yukhin <kirill.yukhin@intel.com>
4310 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4312 (define_insn "rsqrt14<mode>"): Ditto.
4313 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4314 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4315 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4316 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4317 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4319 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4320 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4321 * config/i386/i386.c (ix86_print_operand): Expand check for size
4322 override codes for Intel syntax.
4324 2016-05-18 Richard Biener <rguenther@suse.de>
4326 PR tree-optimization/71168
4327 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4328 initialization earlier.
4330 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4332 * config/aarch64/aarch64-simd.md
4333 (aarch64_reduc_plus_internal<mode>): Rename to...
4334 (reduc_plus_scal): ...This, and remove previous implementation.
4336 2016-05-18 Richard Biener <rguenther@suse.de>
4338 * passes.def: Put late dse and cd_dce in canonical order.
4340 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4342 * ipa-inline-transform.c (preserve_function_body_p): Look for
4343 first non-thunk clone.
4344 (save_function_body): Save into first non-thunk.
4345 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4347 (lto_output_node): Inline thunks don't need body in every
4349 * lto-streamer-in.c: Do not fixup thunk clones.
4350 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4352 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4355 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4358 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4359 (reassociate_bb): Call transform_add_to_multiply.
4361 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4363 * config/aarch64/aarch64.c (all_extensions): Removed unused
4366 2016-05-17 Nathan Sidwell <nathan@acm.org>
4368 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4369 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4371 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4373 PR tree-optimization/54579
4375 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4377 2016-05-17 Marek Polacek <polacek@redhat.com>
4380 * tree-inline.c (expand_call_inline): Call
4381 maybe_remove_unused_call_args.
4383 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4385 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4386 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4387 * doc/md.texi (fmin@var{m}3): Likewise.
4389 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4391 * match.pd (X & C): New transformation.
4393 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4395 * match.pd (~X & Y): New transformation.
4397 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4399 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4400 information for new SSA_NAME.
4401 (simplify_conversion_using_ranges): Get range through get_range_info
4402 instead of get_value_range.
4404 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4406 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4407 Remove inline assembly.
4408 (vmvn_s16): Likewise.
4409 (vmvn_s32): Likewise.
4410 (vmvn_u8): Likewise.
4411 (vmvn_u16): Likewise.
4412 (vmvn_u32): Likewise.
4413 (vmvnq_s8): Likewise.
4414 (vmvnq_s16): Likewise.
4415 (vmvnq_s32): Likewise.
4416 (vmvnq_u8): Likewise.
4417 (vmvnq_u16): Likewise.
4418 (vmvnq_u32): Likewise.
4419 (vmvn_p8): Likewise.
4420 (vmvnq_p16): Likewise.
4422 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4424 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4426 (vmul_n_s16): Likewise.
4427 (vmul_n_s32): Likewise.
4428 (vmul_n_u16): Likewise.
4429 (vmul_n_u32): Likewise.
4430 (vmulq_n_f32): Likewise.
4431 (vmulq_n_f64): Likewise.
4432 (vmulq_n_s16): Likewise.
4433 (vmulq_n_s32): Likewise.
4434 (vmulq_n_u16): Likewise.
4435 (vmulq_n_u32): Likewise.
4437 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4439 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4440 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4442 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4444 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4445 to *aarch64_fma4_elt_from_dup<mode>.
4446 (*aarch64_fnma4_elt_to_128df): Rename to
4447 *aarch64_fnma4_elt_from_dup<mode>.
4448 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4449 (vfms_n_f32): Likewise.
4450 (vfms_n_f64): Likewise.
4451 (vfmsq_n_f32): Likewise.
4452 (vfmsq_n_f64): Likewise.
4454 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4456 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4458 2016-05-17 Richard Biener <rguenther@suse.de>
4460 PR tree-optimization/71132
4461 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4462 Only add control dependences for blocks in the loop.
4463 (build_rdg): Adjust.
4464 (generate_code_for_partition): Return whether loop should
4465 be destroyed and delay that.
4466 (distribute_loop): Likewise.
4467 (pass_loop_distribution::execute): Record loops to be destroyed
4468 and perform delayed destroying of loops.
4470 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4473 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4475 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4477 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4479 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4482 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4483 insertion point for instructions generated by validize_mem.
4485 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4487 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4490 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4492 * config/aarch64/aarch64.c
4493 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4494 rather than a macro.
4496 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4498 * doc/invoke.texi (AArch64 Options): Various updates.
4500 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4502 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4503 into instrumentation thunks.
4504 * cif-code.def (CIF_CHKP): New.
4506 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4508 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4510 2016-05-16 Martin Jambor <mjambor@suse.cz>
4512 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4513 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4515 2016-05-16 Marek Polacek <polacek@redhat.com>
4517 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4520 2016-05-16 Martin Jambor <mjambor@suse.cz>
4523 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4524 the outlined kernel function.
4526 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4528 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4529 (ISA_HAS_DLSA): Ditto.
4531 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4533 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4535 2016-05-16 Nathan Sidwell <nathan@acm.org>
4537 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4538 (nvptx_name_replacement): Restore. Add comment.
4539 (write_fn_proto, write_fn_proto_from_insn,
4540 nvptx_output_call_insn): Restore
4541 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4543 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4545 * config/aarch64/aarch64.md
4546 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4547 (add<mode>3_compareC_imm): Likewise.
4548 (<optab>si3_uxtw): Split into register and immediate variants.
4549 (andsi3_compare0_uxtw): Likewise.
4550 (and<mode>3_compare0): Likewise.
4551 (and<mode>3nr_compare0): Likewise.
4552 (stack_protect_test_<mode>): Don't use %x for memory operands.
4554 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4556 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4558 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4560 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4561 Split integer shifts into shift_reg and bfm.
4562 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4563 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4564 (ror<mode>3_insn): Likewise.
4565 (<optab>si3_insn_uxtw): Likewise.
4566 (<optab><mode>3_insn): Change to rotate_imm.
4567 (extr<mode>5_insn_alt): Likewise.
4568 (extrsi5_insn_uxtw): Likewise.
4569 (extrsi5_insn_uxtw_alt): Likewise.
4571 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4573 * doc/tm.texi: Regenerate.
4574 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4575 (TARGET_INVALID_RETURN_TYPE): Remove.
4576 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4577 TARGET_INVALID_RETURN_TYPE.
4578 * target.def (invalid_parameter_type): Remove.
4579 (invalid_return_type): Remove.
4581 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4583 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4584 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4586 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4588 (preserve_function_body_p): No need to preserve function body
4589 * cif-codes.def (CIF_THUNK): Remove.
4590 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4592 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4594 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4596 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4598 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4601 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4603 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4604 (inline_small_functions): Do not look for function symbol when
4607 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4609 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4612 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4613 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4614 Jiong Wang <jiong.wang@arm.com>
4616 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4617 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4618 Define __ARM_FP16_ARGS when appropriate.
4619 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4621 (arm_invalid_return_type): Likewise.
4622 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4623 (TARGET_INVALID_RETURN_TYPE): Remove.
4624 (aapcs_vfp_sub_candidate): Allow HFmode.
4625 (aapcs_vfp_allocate): Add comment. Support HFmode.
4626 (aapcs_vfp_allocate_return_reg): Likewise.
4627 (struct aapcs_cp_arg_layout): Slightly reword comments for
4628 is_return_candidate and allocate_return_reg.
4629 (output_mov_vfp): Update assert.
4630 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4632 (arm_invalid_parameter_type): Remove.
4633 (amr_invalid_return_type): Remove.
4634 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4635 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4636 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4638 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4640 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4641 * config/aarch64/arch64-protos.h
4642 (aarch64_legitimize_reload_address): Remove.
4643 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4646 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4648 * configure.ac: Add ACX_NONCANONICAL_HOST.
4649 * configure: Regenerate.
4650 * Makefile.in: Set host_noncanonical.
4652 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4655 * config/i386/i386.md (*movtf_internal): Before register allocation,
4656 do not allow FP constants for CM_MEDIUM memory model, allow only
4657 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4658 (*movxf_internal): Ditto.
4659 (*movdf_internal): Ditto.
4660 (*movsf_internal): Ditto.
4662 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4664 PR rtl-optimization/67483
4665 * combine.c (make_compound_operation): Don't call extract_left_shift
4666 with negative shift amounts.
4668 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4671 * fold-const.c (fold_checksum_tree): Allow modification
4672 of TYPE_ALIAS_SET during folding.
4674 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4675 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4676 (ix86_split_to_parts): Likewise. Fix up formatting.
4678 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4680 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4681 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4684 2016-05-13 Nathan Sidwell <nathan@acm.org>
4686 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4687 (nvptx_name_replacement): Delete.
4688 (write_fn_proto, write_fn_proto_from_insn,
4689 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4690 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4691 * langhooks.c (add_builtin_funcction_common): Call
4692 targetm.mangle_decl_assembler_name.
4694 * config/nvptx/nvptx.c (write_fn_proto): Handle
4695 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4697 2016-05-13 Martin Liska <mliska@suse.cz>
4699 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4700 and PRIu64 in printf format.
4702 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4704 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4707 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4709 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4710 Change --param max-completely-peeled-times to
4711 --param max-completely-peel-times in dump file printing.
4713 2016-05-13 Richard Biener <rguenther@suse.de>
4715 PR tree-optimization/42587
4716 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4717 (find_bswap_or_nop_1): Likewise.
4718 (bswap_replace): Likewise.
4720 2016-05-13 Martin Liska <mliska@suse.cz>
4722 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4723 Initialize a variable with default value.
4725 2016-05-13 Martin Liska <mliska@suse.cz>
4727 * doc/invoke.texi: Enhance explanation of error recovery
4730 2016-05-13 Martin Liska <mliska@suse.cz>
4732 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4733 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4734 (iv_inv_expr_ent *).
4735 (struct iv_inv_expr_ent): Comment struct fields.
4736 (sort_iv_inv_expr_ent): New function.
4737 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4738 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4739 a hash_map between iv_inv_expr_ent and number of usages.
4740 (niter_for_exit): Fix coding style.
4741 (tree_ssa_iv_optimize_init): Use renamed variable.
4742 (determine_base_object): Fix coding style.
4743 (alloc_iv): Likewise.
4744 (find_interesting_uses_outside): Likewise.
4745 (add_candidate_1): Likewise.
4746 (add_standard_iv_candidates): Likewise.
4747 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4748 (prepare_decl_rtl): Fix coding style.
4749 (get_address_cost): Likewise.
4750 (get_shiftadd_cost): Likewise.
4751 (force_expr_to_var_cost): Likewise.
4752 (compare_aff_trees): Likewise.
4753 (get_expr_id): Restructure the function.
4754 (get_loop_invariant_expr_id): Renamed to
4755 get_loop_invariant_expr.
4756 (get_computation_cost_at): Replace usage of inv_expr_id with
4758 (get_computation_cost): Likewise.
4759 (determine_group_iv_cost_generic): Likewise.
4760 (determine_group_iv_cost_address): Likewise.
4761 (iv_period): Fix coding style.
4762 (iv_elimination_compare_lt): Likewise.
4763 (may_eliminate_iv): Likewise.
4764 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4766 (determine_group_iv_costs): Dump invariant expressions.
4767 (iv_ca_recount_cost): Use the newly added hash_map.
4768 (iv_ca_set_remove_invariants): Fix coding style.
4769 (iv_ca_set_add_invariants): Fix coding style.
4770 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4772 (iv_ca_set_cp): Likewise.
4773 (iv_ca_new): Initialize the newly added hash_map and remove
4774 initialization of fields.
4775 (iv_ca_free): Delete the hash_map.
4776 (iv_ca_dump): Dump invariant expressions.
4777 (iv_ca_extend): Fix coding style.
4778 (try_add_cand_for): Likewise.
4779 (create_new_ivs): Dump information about # of avg iterations and
4780 # of used invariant expressions.
4781 (rewrite_use_compare): Fix coding style.
4782 (free_loop_data): Set default value for max_inv_expr_id.
4784 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4786 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4787 returned value cse_cfg_altered computation.
4788 (rest_of_handle_cse2): Likewise.
4789 (rest_of_handle_cse_after_global_opts): Likewise.
4791 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4794 * config/arm/arm.c (arm32_output_mi_thunk): New.
4795 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4796 to split Thumb1 vs TARGET_32BIT functionality.
4797 (arm_thumb1_mi_thunk): New.
4799 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4801 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4804 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4807 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4809 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4811 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4812 (expand_builtin_trap): Emit a regular call.
4813 (set_builtin_user_assembler_name): Remove obsolete cases.
4814 * dse.c (scan_insn): Adjust.
4815 * except.c: Include calls.h.
4816 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4817 emit a regular call to setjmp.
4818 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4819 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4820 (emit_block_move_via_libcall): Delete.
4821 (block_move_fn): Delete.
4822 (init_block_move_fn): Likewise.
4823 (emit_block_move_libcall_fn): Likewise.
4824 (emit_block_op_via_libcall): New function.
4825 (set_storage_via_libcall): Tidy up and use memset builtin.
4826 (block_clear_fn): Delete.
4827 (init_block_clear_fn): Likewise.
4828 (clear_storage_libcall_fn): Likewise.
4829 (expand_assignment): Call emit_block_move_via_libcall.
4830 Do not include gt-expr.h.
4831 * expr.h (emit_block_op_via_libcall): Declare.
4832 (emit_block_copy_via_libcall): New inline function.
4833 (emit_block_move_via_libcall): Likewise.
4834 (emit_block_comp_via_libcall): Likewise.
4835 (block_clear_fn): Delete.
4836 (init_block_move_fn): Likewise.
4837 (init_block_clear_fn): Likewise.
4838 (emit_block_move_via_libcall): Likewise.
4839 (set_storage_via_libcall): Add default parameter value.
4840 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4841 (abort_libfunc): Delete.
4842 (memcpy_libfunc): Likewise.
4843 (memmove_libfunc): Likewise.
4844 (memcmp_libfunc): Likewise.
4845 (memset_libfunc): Likewise.
4846 (setbits_libfunc): Likewise.
4847 (setjmp_libfunc): Likewise.
4848 (longjmp_libfunc): Likewise.
4849 (profile_function_entry_libfunc): Likewise.
4850 (profile_function_exit_libfunc): Likewise.
4851 (gcov_flush_libfunc): Likewise.
4852 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4853 and DECL_VISIBILITY on the declaration.
4854 (init_optabs): Do not initialize obsolete libfuncs.
4855 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4856 * tree-core.h (ECF_RET1): Define.
4857 (ECF_TM_PURE): Adjust.
4858 (ECF_TM_BUILTIN): Likewise.
4859 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4860 (build_common_builtin_nodes): Initialize abort builtin.
4861 Add ECF_RET1 on memcpy, memmove and memset builtins.
4862 Pass final flags for alloca and alloca_with_align builtins.
4863 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4865 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4866 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4867 set_storage_via_libcall and call emit_block_copy_via_libcall.
4869 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4871 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4872 DImode before it is passed to ix86_output_call_operand.
4873 (*call_value_got_x32): Ditto for operand 1.
4875 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4877 PR rtl-optimization/70904
4878 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4879 reload for wide mode.
4881 2016-05-12 Marek Polacek <polacek@redhat.com>
4884 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4885 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4886 * langhooks.h (incomplete_type_error): Likewise.
4887 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4888 parameter, pass it down to incomplete_type_error.
4889 * tree.h (size_in_bytes): New inline overload.
4890 (size_in_bytes_loc): Renamed from size_in_bytes.
4892 2016-05-12 Richard Biener <rguenther@suse.de>
4894 PR tree-optimization/71059
4895 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4896 nary before looking up or entering the expression into the VN
4898 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4899 Make sure to re-use NARYs without result as inserted by
4902 2016-05-12 Richard Biener <rguenther@suse.de>
4904 PR tree-optimization/71062
4905 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4907 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4908 vars_contains_restrict if the var is a restrict tag.
4909 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4910 do not disambiguate pointers against it.
4911 (dump_points_to_solution): Re-structure and adjust for new
4912 vars_contains_restrict flag.
4913 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4915 2016-05-12 Martin Liska <mliska@suse.cz>
4917 * doc/invoke.texi: Explain connection between
4918 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4920 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4922 PR tree-optimization/71006
4923 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4924 consider COND_EXPR as a mask producer.
4926 2016-05-12 Marek Polacek <polacek@redhat.com>
4929 * opts.c (common_handle_option): Detect missing argument for --help^.
4931 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4934 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4935 when popping the PC and within an interrupt handler routine.
4936 Add missing tab to output of "ldmfd".
4937 (output_return_instruction): Output LDMFD with SP update rather
4938 than POP when returning from interrupt handler.
4940 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4942 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4943 TARGET_64BIT && TARGET_AVX512DQ.
4944 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4945 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4946 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4947 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4948 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4949 (*vec_extractv4si_zext): Add avx512dq alternative.
4950 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4951 use v instead of x constraint in other alternatives where possible.
4953 * config/i386/sse.md (sse2_loadld): Use v instead of x
4954 constraint in alternatives 0,1,4.
4956 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4957 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4958 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4961 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4962 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4963 is not emitted unless TARGET_AVX512BW.
4964 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4965 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4966 for the result operand.
4968 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4969 constraint instead of x in avx alternatives. Use maybe_evex instead
4972 * config/i386/constraints.md (Yv): New constraint.
4973 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4974 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4975 * config/i386/i386.md (avx512fvecmode): New mode attr.
4976 (*pushtf): Use v constraint instead of x.
4977 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4978 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4979 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4980 (*absnegtf2_sse): Likewise.
4981 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4982 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4983 avx512f alternatives.
4984 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4986 2016-05-12 Richard Biener <rguenther@suse.de>
4988 PR tree-optimization/71060
4989 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4990 require exact match of DR_BASE_OBJECT but only matching address and
4993 2016-05-12 Richard Biener <rguenther@suse.de>
4995 PR tree-optimization/70986
4996 * cfganal.c: Include cfgloop.h.
4997 (dfs_find_deadend): Prefer to take edges exiting loops.
4999 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5001 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5002 compile and run time.
5004 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5007 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5009 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5011 * config/i386/i386.c (legitimize_pic_address): Use
5012 copy_to_suggested_reg instead of gen_movsi.
5014 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5016 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5017 the code into quad_address_p and call it to share code with
5018 vsx_quad_dform_memory_operand.
5019 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5021 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5022 bit instead of being a separate word. Split -mpower9-dform into
5023 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5024 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5025 for the register class supporting 128-bit quad word memory offsets.
5026 (mode_supports_vsx_dform_quad): Helper function to return if the
5027 register class uses quad word memory offsets.
5028 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5029 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5030 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5031 instructions are enabled, set up the appropriate addr_masks for
5033 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5034 -mpower9-dform-scalar, instead of -mpower9-dform.
5035 (rs6000_option_override_internal): Split -mpower9-dform into two
5036 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5037 -mpower9-dform switch sets or clears both. If we are not using
5038 the LRA register allocator, do not enable -mpower9-dform-vector by
5039 default. If we are using LRA, enable -mpower9-dform-vector and
5040 -mvsx-timode if it is appropriate. Issue a warning if either
5041 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5043 (quad_address_offset_p): New helper function to return if the
5044 offset is legal for quad word memory instructions.
5045 (quad_address_p): New function to determin if GPR or vector
5046 register quad word memory addresses are legal.
5047 (mem_operand_gpr): Validate quad word address offsets.
5048 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5049 d-form (register + offset) instructions.
5050 (offsettable_ok_by_alignment): Likewise.
5051 (rs6000_legitimate_offset_address_p): Likewise.
5052 (legitimate_lo_sum_address_p): Likewise.
5053 (rs6000_legitimize_address): Likewise.
5054 (rs6000_legitimize_reload_address): Add more debug statements for
5056 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5057 d-form instructions.
5058 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5059 d-form instructions. Distinguish different cases in debug
5060 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5061 d-form instructions.
5062 (rs6000_preferred_reload_class): Likewise.
5063 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5064 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5065 of the ISA 2.06 indexed memory instructions.
5066 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5067 use them to save/restore the saved vector registers instead of
5068 using Altivec instructions.
5069 (rs6000_emit_epilogue): Likewise.
5070 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5071 (rs6000_opt_masks): Split -mpower9-dform into
5072 -mpower9-dform-scalar and -mpower9-dform-vector.
5073 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5075 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5076 ISA 3.0 vector indexed memory instructions, and fold the code into
5077 the normal mov<mode> patterns.
5078 (p9_vecstore_<mode>): Likewise.
5079 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5081 (vsx_movti_64bit): Likewise.
5082 (vsx_movti_32bit): Likewise.
5083 * config/rs6000/constraints.md (wO constraint): New constraint for
5084 ISA 3.0 vector d-form support.
5085 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5086 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5087 include -mpower9-dform-vector until we switch over to LRA.
5088 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5089 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5090 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5091 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5092 for -mpower9-dform and -mlra.
5093 * doc/md.texi (wO constraint): Document wO constraint.
5095 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5097 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5098 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5099 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5100 Move handling of non-insn arguments inline into the sole user:
5101 (output_trans_func): ...here.
5102 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5103 in emitted function prototype.
5104 (output_internal_insn_latency_func): Ditto. Simplify.
5105 (output_internal_maximal_insn_latency_func): Ditto. Delete
5106 always-unused argument.
5107 (output_insn_latency_func): Ditto.
5108 (output_maximal_insn_latency_func): Ditto.
5110 2016-05-11 Richard Biener <rguenther@suse.de>
5112 PR tree-optimization/71055
5113 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5114 sth with precision not equal to access size verify we don't chop
5117 2016-05-11 Richard Biener <rguenther@suse.de>
5120 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5121 (dwarf2out_finish): Move retry_incomplete_types call ...
5122 (dwarf2out_early_finish): ... here.
5124 2016-05-11 Richard Biener <rguenther@suse.de>
5127 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5128 if the langhook insists on it.
5129 * fold-const.c (make_bit_field_ref): Add arg for the original
5130 reference and preserve its alias-set.
5131 (decode_field_reference): Take exp by reference and adjust it
5132 to the original memory reference.
5133 (optimize_bit_field_compare): Adjust callers.
5134 (fold_truth_andor_1): Likewise.
5135 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5137 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5140 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5141 * cfgrtl.c (delete_insn_and_edges): Likewise.
5142 * config/i386/i386.c (convert_scalars_to_vector): Remove
5144 * cse.c (cse_insn): Compute cse_cfg_altered.
5145 (delete_trivially_dead_insns): Likewise.
5146 (cse_cc_succs): Likewise.
5147 (rest_of_handle_cse): Free dominance info if required.
5148 (rest_of_handle_cse2): Likewise.
5149 (rest_of_handle_cse_after_global_opts): Likewise.
5151 2016-05-11 Alan Modra <amodra@gmail.com>
5153 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5154 abi_v4_pass_in_fpr): New functions.
5155 (rs6000_function_arg_boundary): Exclude complex IBM long double
5156 from 64-bit alignment when ABI_V4.
5157 (rs6000_function_arg, rs6000_function_arg_advance_1,
5158 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5160 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5162 PR rtl-optimization/71028
5163 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5164 jump with just a return in the fallthrough block if the branch
5165 block contains just a return as well.
5167 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5169 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5170 * match.pd ((X & Y) ^ Y): ... this.
5171 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5172 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5174 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5176 * read-md.c (require_char_ws): New function.
5177 (read_string): Simplify using require_char_ws.
5178 (handle_constants): Likewise.
5179 (handle_enum): Likewise.
5180 (handle_file): Likewise.
5181 * read-md.h (require_char_ws): New declaration.
5182 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5183 (read_mapping): Likewise.
5184 (read_rtx_code): Likewise.
5185 (read_nested_rtx): Likewise.
5187 2016-05-10 James Norris <jnorris@codesourcery.com>
5189 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5190 if offloading is enabled and -fopenacc or -fopenmp is specified.
5191 (CRTOFFLOADEND): Likewise.
5192 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5193 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5195 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5197 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5198 gotoff_operand code paths. Use copy_to_suggested_regs and
5199 expand_simple_binop where appropriate. Cleanup.
5201 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5204 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5206 (dimode_scalar_chain::vector_const_cost): New.
5207 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5208 (dimode_scalar_chain::convert_op): Likewise.
5209 (dimode_scalar_chain::convert_insn): Likewise.
5211 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5213 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5214 unary operation, not a binary one.
5216 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5219 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5220 calls with type casted fndecl.
5222 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5224 PR tree-optimization/70786
5225 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5226 * calls.c (initialize_argument_information): Bind bounds
5227 with corresponding args passed by reference.
5229 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5232 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5233 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5234 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5237 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5240 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5241 code for a zero scale factor.
5242 (vsx_xvcvdpuxds_scale): Likewise.
5244 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5246 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5247 if show_ruler_p was set on the context.
5248 (layout::show_ruler): New method.
5249 * diagnostic.h (struct diagnostic_context): Add field
5252 2016-05-10 Richard Biener <rguenther@suse.de>
5254 PR tree-optimization/71039
5255 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5256 (chk_uses): New function.
5257 (propagate_with_phi): Verify we can safely replicate the lhs of an
5258 aggregate assignment on all incoming edges.
5260 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5262 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5264 (rx_atomic_sequence): New class.
5265 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5266 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5268 (rx_atomic_sequence::rx_atomic_sequence,
5269 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5270 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5271 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5272 CTRLREG_INTB): New constants.
5273 (FETCHOP): New code iterator.
5274 (fethcop_name, fetchop_name2): New iterator code attributes.
5275 (QIHI): New mode iterator.
5276 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5277 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5278 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5280 2016-05-10 Martin Liska <mliska@suse.cz>
5282 * tree-inline.c (remap_dependence_clique): Do not remap
5283 debugging statements.
5285 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5287 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5288 ("*fixuns_truncdfdi2_z13")
5289 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5290 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5291 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5293 2016-05-10 Richard Biener <rguenther@suse.de>
5295 PR tree-optimization/70497
5296 PR tree-optimization/28367
5297 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5299 (visit_reference_op_load): ... here.
5300 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5301 with simplified BIT_FIELD_REFs.
5302 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5303 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5306 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5308 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5309 documentation comment. For BLOCK nodes, add a
5310 DW_AT_abstract_origin attribute that points to the DIE generated
5311 for the origin BLOCK.
5312 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5313 blocks from inlined functions.
5315 2016-05-10 Alan Modra <amodra@gmail.com>
5318 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5319 regrename modifying insns saving lr before __morestack call.
5320 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5321 insns restoring lr after __morestack call.
5323 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5325 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5326 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5328 * config/i386/sse.md (vec_interleave_high<mode>,
5329 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5330 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5332 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5334 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5335 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5336 parallel reassociation for power8 and forward.
5338 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5340 * config/i386/i386.md (absneg splitters with general regs): Use
5341 general_reg_operand predicate.
5342 (btsq peephole2): Use x86_64_immediate_operand to check if new
5343 value is suitable for immediate operand. Generate emitted insn
5344 using RTL expressions.
5345 (btcq peephole2): Ditto.
5346 (btrq peephole2): Ditto. Generate correct immediate operand
5349 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5351 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5354 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5356 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5357 pointer dereference.
5359 2016-05-09 Richard Biener <rguenther@suse.de>
5361 PR tree-optimization/70985
5362 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5363 op0 isn't a gimple register.
5365 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5367 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5368 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5369 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5370 (i6400_fpu_mult): New cpu units.
5371 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5372 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5373 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5374 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5375 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5376 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5377 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5378 (i6400_msa_long_float4, i6400_msa_long_float5)
5379 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5380 (i6400_msa_fdiv_sf): New reservations.
5381 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5382 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5383 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5384 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5385 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5386 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5387 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5388 (msa_short_store4, msa_long_load, msa_short_store)
5389 (msa_long_logic, msa_long_float2, msa_long_float4)
5390 (msa_long_float5, msa_long_float8, msa_long_mult)
5391 (msa_long_fdiv, msa_long_div): New reservations.
5393 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5394 Sameera Deshpande <sameera.deshpande@imgtec.com>
5395 Matthew Fortune <matthew.fortune@imgtec.com>
5396 Graham Stott <graham.stott@imgtec.com>
5397 Chao-ying Fu <chao-ying.fu@imgtec.com>
5399 * config.gcc: Add MSA header file for mips*-*-* target.
5400 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5401 (Ubv8i, Urv8): New constraints.
5402 * config/mips/mips-ftypes.def: Add function types for MSA
5404 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5405 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5406 * config/mips/mips-msa.md: New file.
5407 * config/mips/mips-protos.h
5408 (mips_split_128bit_const_insns): New prototype.
5409 (mips_msa_idiv_insns): Likewise.
5410 (mips_split_128bit_move): Likewise.
5411 (mips_split_128bit_move_p): Likewise.
5412 (mips_split_msa_copy_d): Likewise.
5413 (mips_split_msa_insert_d): Likewise.
5414 (mips_split_msa_fill_d): Likewise.
5415 (mips_expand_msa_branch): Likewise.
5416 (mips_const_vector_same_val_p): Likewise.
5417 (mips_const_vector_same_bytes_p): Likewise.
5418 (mips_const_vector_same_int_p): Likewise.
5419 (mips_const_vector_shuffle_set_p): Likewise.
5420 (mips_const_vector_bitimm_set_p): Likewise.
5421 (mips_const_vector_bitimm_clr_p): Likewise.
5422 (mips_msa_vec_parallel_const_half): Likewise.
5423 (mips_msa_output_division): Likewise.
5424 (mips_ldst_scaled_shift): Likewise.
5425 (mips_expand_vec_cond_expr): Likewise.
5426 * config/mips/mips.c (enum mips_builtin_type): Add
5427 MIPS_BUILTIN_MSA_TEST_BRANCH.
5428 (mips_gen_const_int_vector_shuffle): New prototype.
5429 (mips_const_vector_bitimm_set_p): New function.
5430 (mips_const_vector_bitimm_clr_p): Likewise.
5431 (mips_const_vector_same_val_p): Likewise.
5432 (mips_const_vector_same_bytes_p): Likewise.
5433 (mips_const_vector_same_int_p): Likewise.
5434 (mips_const_vector_shuffle_set_p): Likewise.
5435 (mips_symbol_insns): Forbid loading symbols via immediate for
5437 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5439 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5441 (mips_lx_address_p): Add support load indexed address for MSA.
5442 (mips_address_insns): Add calculation of instructions needed for
5443 stores and loads for MSA.
5444 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5445 CONST_VECTOR for MSA and let it fall through.
5446 (mips_ldst_scaled_shift): New function.
5447 (mips_subword_at_byte): Likewise.
5448 (mips_msa_idiv_insns): Likewise.
5449 (mips_legitimize_move): Validate MSA moves.
5450 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5451 calculation of costs for MSA division.
5452 (mips_split_move_p): Check if MSA moves need splitting.
5453 (mips_split_move): Split MSA moves if necessary.
5454 (mips_split_128bit_move_p): New function.
5455 (mips_split_128bit_move): Likewise.
5456 (mips_split_msa_copy_d): Likewise.
5457 (mips_split_msa_insert_d): Likewise.
5458 (mips_split_msa_fill_d): Likewise.
5459 (mips_output_move): Handle MSA moves.
5460 (mips_expand_msa_branch): New function.
5461 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5462 Reinstate 'y' modifier.
5463 (mips_file_start): Add MSA .gnu_attribute.
5464 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5466 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5467 (mips_class_max_nregs): Add register size for MSA supported mode.
5468 (mips_cannot_change_mode_class): Allow conversion between MSA
5469 vector modes and TImode.
5470 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5472 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5473 (mips_preferred_simd_mode): Add preffered modes for MSA.
5474 (mips_vector_mode_supported_p): Add MSA supported modes.
5475 (mips_autovectorize_vector_sizes): New function.
5476 (mips_msa_output_division): Likewise.
5477 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5478 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5479 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5480 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5481 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5482 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5483 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5484 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5485 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5486 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5487 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5488 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5489 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5490 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5491 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5492 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5493 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5494 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5495 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5496 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5497 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5498 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5499 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5500 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5501 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5502 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5503 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5504 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5505 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5506 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5507 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5508 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5509 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5510 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5511 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5512 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5513 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5514 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5515 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5516 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5517 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5518 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5519 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5520 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5521 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5522 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5523 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5524 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5525 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5526 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5527 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5528 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5529 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5530 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5531 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5532 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5533 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5534 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5535 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5536 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5537 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5538 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5539 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5540 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5541 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5542 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5543 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5544 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5545 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5546 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5547 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5548 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5549 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5550 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5551 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5552 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5553 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5554 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5555 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5556 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5557 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5558 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5559 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5560 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5561 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5562 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5563 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5564 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5565 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5566 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5567 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5568 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5569 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5570 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5571 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5572 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5573 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5574 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5575 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5576 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5577 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5578 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5579 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5580 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5581 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5582 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5583 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5584 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5585 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5586 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5587 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5588 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5589 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5590 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5591 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5592 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5593 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5594 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5595 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5596 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5597 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5598 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5599 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5600 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5601 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5602 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5603 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5604 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5605 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5606 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5607 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5608 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5609 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5610 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5611 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5612 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5613 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5614 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5615 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5616 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5617 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5618 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5619 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5620 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5621 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5622 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5623 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5624 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5625 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5626 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5627 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5629 (mips_get_builtin_decl_index): New array.
5630 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5631 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5632 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5633 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5634 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5636 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5638 (mips_expand_builtin_insn): Prepare operands for
5639 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5640 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5641 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5642 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5643 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5644 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5645 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5646 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5647 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5648 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5649 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5650 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5651 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5652 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5653 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5654 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5655 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5656 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5657 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5658 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5659 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5660 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5661 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5662 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5663 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5664 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5665 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5666 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5667 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5668 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5669 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5670 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5671 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5672 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5673 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5674 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5675 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5676 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5677 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5678 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5679 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5680 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5681 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5682 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5683 These are set implicitly and an error is reported if overridden.
5684 (mips_expand_builtin_msa_test_branch): New function.
5685 (mips_expand_msa_shuffle): Likewise.
5686 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5687 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5688 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5689 (mips_expand_vec_unpack): Add support for MSA.
5690 (mips_expand_vector_init): Likewise.
5691 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5692 instead of const0_rtx.
5693 (mips_msa_vec_parallel_const_half): New function.
5694 (mips_gen_const_int_vector): Likewise.
5695 (mips_gen_const_int_vector_shuffle): Likewise.
5696 (mips_expand_msa_cmp): Likewise.
5697 (mips_expand_vec_cond_expr): Likewise.
5698 * config/mips/mips.h
5699 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5700 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5702 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5703 (ISA_HAS_MSA): New macro.
5704 (UNITS_PER_MSA_REG): Likewise.
5705 (BITS_PER_MSA_REG): Likewise.
5706 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5707 (MSA_REG_FIRST): New macro.
5708 (MSA_REG_LAST): Likewise.
5709 (MSA_REG_NUM): Likewise.
5710 (MSA_REG_P): Likewise.
5711 (MSA_REG_RTX_P): Likewise.
5712 (MSA_SUPPORTED_MODE_P): Likewise.
5713 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5714 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5715 * config/mips/mips.md: Include mips-msa.md.
5716 (alu_type): Add simd_add.
5717 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5718 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5719 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5720 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5721 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5722 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5723 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5724 simd_move, simd_load, simd_store. Choose "multi" for moves
5726 (qword_mode): New attribute.
5727 (insn_count): Add instruction count for quad moves.
5728 Increase the count for MIPS SIMD division.
5729 (UNITMODE): Add UNITMODEs for vector types.
5730 (addsub): New code iterator.
5731 * config/mips/mips.opt (mmsa): New option.
5732 * config/mips/msa.h: New file.
5733 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5735 * config/mips/mti-linux.h: Likewise.
5736 * config/mips/predicates.md
5737 (const_msa_branch_operand): New constraint.
5738 (const_uimm3_operand): Likewise.
5739 (const_uimm4_operand): Likewise.
5740 (const_uimm5_operand): Likewise.
5741 (const_uimm8_operand): Likewise.
5742 (const_imm5_operand): Likewise.
5743 (aq10b_operand): Likewise.
5744 (aq10h_operand): Likewise.
5745 (aq10w_operand): Likewise.
5746 (aq10d_operand): Likewise.
5747 (const_m1_operand): Likewise.
5748 (reg_or_m1_operand): Likewise.
5749 (const_exp_2_operand): Likewise.
5750 (const_exp_4_operand): Likewise.
5751 (const_exp_8_operand): Likewise.
5752 (const_exp_16_operand): Likewise.
5753 (const_vector_same_val_operand): Likewise.
5754 (const_vector_same_simm5_operand): Likewise.
5755 (const_vector_same_uimm5_operand): Likewise.
5756 (const_vector_same_uimm6_operand): Likewise.
5757 (const_vector_same_uimm8_operand): Likewise.
5758 (par_const_vector_shf_set_operand): Likewise.
5759 (reg_or_vector_same_val_operand): Likewise.
5760 (reg_or_vector_same_simm5_operand): Likewise.
5761 (reg_or_vector_same_uimm6_operand): Likewise.
5762 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5764 * doc/invoke.texi (-mmsa): Document new option.
5766 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5768 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5769 * configure: Regenerate.
5770 * config.in: Regenerate.
5771 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5773 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5774 (ENDFILE_VTV_SPEC): Define.
5776 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5778 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5779 registers in all interrupt handlers if necessary.
5780 (rl78_option_override): Add warning.
5781 (MUST_SAVE_MDUC_REGISTERS): New macro.
5782 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5783 * config/rl78/rl78.c (check_mduc_usage): New function.
5784 (mduc_regs): New structure to hold MDUC register data.
5785 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5786 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5787 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5788 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5789 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5790 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5792 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5794 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5795 (tree-ssa-loop-niter.h): Ditto.
5796 (idx_within_array_bound, ref_within_array_bound): New functions.
5797 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5798 Factor out check on writable base object to ...
5799 (base_object_writable): ... here.
5801 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5803 * config/arm/arm.md (probe_stack): Add modes to set source
5806 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5808 * regrename.c (base_reg_class_for_rename): New static function.
5809 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5811 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5813 * cgraph.c (thunk_adjust): Export.
5814 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5815 * cgraphunit.c (thunk_adjust): Export.
5816 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5818 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5820 * tree-inline.c (expand_call_inline): Expand thunks inline.
5822 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5825 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5826 (*sse2_vd_cvtss2sd): Ditto.
5827 * config/i386/i386.md
5828 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5829 Generate *sse2_vd_cvtsd2ss pattern.
5830 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5831 Generate *sse2_vd_cvtss2sd pattern.
5833 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5835 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5836 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5839 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5841 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5842 * config/sh/sh.c: Define and declare variables on first use throughout
5844 (current_function_interrupt): Change to bool type.
5845 (frame_insn): Rename to emit_frame_insn and update users.
5846 (push_regs): Use bool for 'interrupt_handler' argument.
5847 (save_schedule_s): Remove.
5848 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5849 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5850 targetm.asm_out.unaligned_op.di.
5851 (gen_far_branch): Remove redundant forward declaration.
5852 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5853 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5854 (sh_set_return_address, sh_function_ok_for_sibcall,
5855 scavenge_reg): Update comments.
5856 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5857 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5858 (sh_attr_renesas_p): Remove unnecessary parentheses.
5859 (branch_dest): Simplify.
5860 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5861 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5862 (CUMULATIVE_ARGS): Change macro to typedef.
5863 (current_function_interrupt): Change to bool type.
5864 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5865 Surround with __cplusplus ifdef.
5866 (sh_compare_op0, sh_compare_op1): Remove.
5867 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5869 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5871 * config/arm/arm.md: (arch): Add neon.
5872 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5873 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5874 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5875 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5876 attributes for alt renumbering. Mark alt 3 as non-predicable.
5877 (thumb2_movdf_vfp): Likewise.
5879 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5881 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5882 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5883 (*andqi_1): Add preferred_for_speed attribute to disparage
5884 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5885 (*<code>qi_1): Ditto.
5886 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5887 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5888 (*ashlqi3_1): Ditto.
5889 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5890 Add preferred_for_size attribute to disparage alternative 0 and
5891 preferred_for_speed attribute to disparage alternative 1 for
5892 TARGET_PARTIAL_REG_STALL targets.
5894 2016-05-07 Tom de Vries <tom@codesourcery.com>
5896 PR tree-optimization/70956
5897 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5900 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5902 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5903 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5904 * config/sh/sh.md (branch_zero): Remove define_attr.
5905 (define_delay): Disable delay slot if branch distance is one insn.
5907 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5909 * config/i386/i386.md (LEAMODE): New mode attribute.
5910 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5911 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5912 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5913 operand 2 predicate.
5914 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5915 (*lea<mode>_general_3): Ditto.
5916 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5918 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5920 * genmddump.c (main): Convert argv from char ** to const char **.
5922 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5924 * coretypes.h (OVERRIDE): New macro.
5927 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5929 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5930 allow coalescing if the types are compatible.
5932 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5934 * pass_manager.h (pass_manager::register_pass_name): New method.
5935 (pass_manager::get_pass_by_name): New method.
5936 (pass_manager::create_pass_tab): New method.
5937 (pass_manager::m_name_to_pass_map): New field.
5938 * passes.c (name_to_pass_map): Delete global in favor of field
5939 "m_name_to_pass_map" of pass_manager.
5940 (register_pass_name): Rename from a function to...
5941 (pass_manager::register_pass_name): ...this method, updating
5942 for renaming of global "name_to_pass_map" to field
5943 "m_name_to_pass_map".
5944 (create_pass_tab): Rename from a function to...
5945 (pass_manager::create_pass_tab): ...this method, updating
5946 for renaming of global "name_to_pass_map" to field.
5947 (get_pass_by_name): Rename from a function to...
5948 (pass_manager::get_pass_by_name): ...this method.
5949 (enable_disable_pass): Convert use of get_pass_by_name to
5950 a method call, locating the pass_manager singleton.
5952 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5954 * genattr-common.c (main): Convert argv from char ** to const char **.
5955 * genattr.c (main): Likewise.
5956 * genattrtab.c (main): Likewise.
5957 * genautomata.c (initiate_automaton_gen): Likewise.
5959 * gencodes.c (main): Likewise.
5960 * genconditions.c (main): Likewise.
5961 * genconfig.c (main): Likewise.
5962 * genconstants.c (main): Likewise.
5963 * genemit.c (main): Likewise.
5964 * genenums.c (main): Likewise.
5965 * genextract.c (main): Likewise.
5966 * genflags.c (main): Likewise.
5967 * genmddeps.c (main): Likewise.
5968 * genopinit.c (main): Likewise.
5969 * genoutput.c (main): Likewise.
5970 * genpeep.c (main): Likewise.
5971 * genpreds.c (main): Likewise.
5972 * genrecog.c (main): Likewise.
5973 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5974 (init_rtx_reader_args): Likewise.
5975 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5976 (init_rtx_reader_args): Likewise.
5977 * gentarget-def.c (main): Likewise.
5978 * read-md.c (read_md_files): Likewise.
5979 * read-md.h (read_md_files): Likewise.
5981 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5983 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5984 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5985 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5986 Remove unused predicate.
5987 (register_and_not_fp_reg_operand): Ditto.
5989 2016-05-06 Martin Liska <mliska@suse.cz>
5991 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5992 instead of vec as the vector is local to the function.
5994 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5996 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5997 avx512bw alternative.
5999 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6000 before the ashr<mode>3 pattern.
6002 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6003 v instead of x in vex or maybe_vex alternatives, use
6004 maybe_evex instead of vex in prefix.
6006 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6007 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6008 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6009 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6012 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6013 v instead of x in vex or maybe_vex alternatives, use
6014 maybe_evex instead of vex in prefix.
6016 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6017 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6018 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6019 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6020 alternatives, use maybe_evex instead of vex in prefix.
6022 * config/i386/sse.md (vec_interleave_lowv4sf,
6023 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6024 v instead of x in vex or maybe_vex alternatives, use
6025 maybe_evex instead of vex in prefix.
6027 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6028 v instead of x in vex or maybe_vex alternatives, use
6029 maybe_evex instead of vex in prefix.
6031 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6032 v constraint instead of x.
6034 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6036 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6037 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6040 2016-05-06 Richard Biener <rguenther@suse.de>
6042 PR tree-optimization/70948
6043 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6044 Properly clobber all fields of va_list for __builtin_va_start.
6046 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6049 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6050 loop latch destination.
6052 2016-05-06 Martin Liska <mliska@suse.cz>
6054 * tree-ssa-uninit.c: Apply manual changes
6055 to the GNU coding style.
6056 (prune_uninit_phi_opnds): Rename from
6057 prune_uninit_phi_opnds_in_unrealizable_paths.
6059 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6061 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6062 mspace): Remove deprecated options.
6063 * doc/invoke.texi (SH options): Remove -mspace.
6065 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6067 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6069 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6071 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6072 corresponding combine split pattern.
6074 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6077 * config/sh/predicates.md (long_displacement_mem_operand): New.
6078 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6079 Add movi20, movi20s alternatives. Adjust length attribute for
6081 (movsi_ie): Allow for any FPU. Adjust length attribute for
6083 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6084 attribute for alternatives.
6085 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6086 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6087 length attribute for alternatives.
6089 2016-05-06 Richard Biener <rguenther@suse.de>
6091 PR tree-optimization/70960
6092 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6094 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6097 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6098 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6100 2016-05-06 Marek Polacek <polacek@redhat.com>
6103 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6105 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6108 * config/sh/sh.md (*rotcr): Add another variant.
6110 2016-05-06 Richard Biener <rguenther@suse.de>
6113 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6115 2016-05-06 Richard Biener <rguenther@suse.de>
6118 * fold-const.c (split_tree): Always convert to the original type
6121 2016-05-06 Richard Biener <rguenther@suse.de>
6123 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6124 (fwprop_addr): Likewise.
6126 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6129 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6131 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6132 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6133 the splitter condition.
6134 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6135 the splitter condition.
6136 (FP float_extend load splitter): Ditto.
6138 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6140 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6141 to REGNO in all peephole2 patterns.
6142 (post-reload splitters): Change true_regnum to REGNO in
6143 post-reload splitters.
6144 (zero_extend splitters): Use general_reg_operand and
6145 nonimmediate_gr_operand predicates.
6147 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6149 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6150 v constraint instead of x.
6152 2016-05-05 Alan Modra <amodra@gmail.com>
6155 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6156 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6157 TARGET_NO_FP_IN_TOC for -mrelocatable.
6158 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6159 TARGET_RELOCATABLE test.
6160 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6161 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6162 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6163 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6164 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6165 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6166 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6167 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6168 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6169 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6171 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6172 (rs6000_stack_info): Likewise.
6173 (rs6000_elf_asm_out_constructor): Likewise.
6174 (rs6000_elf_asm_out_destructor): Likewise.
6175 (rs6000_elf_declare_function_name): Likewise.
6176 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6177 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6180 2016-05-05 Alan Modra <amodra@gmail.com>
6182 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6184 2016-05-05 Alan Modra <amodra@gmail.com>
6186 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6187 out-of-line gpr restore for one or two regs if that would add
6190 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6193 * config/i386/i386.md
6194 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6195 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6196 as operand 0 predicate.
6197 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6199 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6200 Ditto. Emit the pattern using RTX.
6202 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6203 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6204 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6205 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6207 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6208 sse_reg_operand as operand 0 predicate.
6210 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6211 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6212 instead of gen_rtx_REG.
6213 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6216 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6218 * function.c (emit_use_return_register_into_block): Delete.
6219 (gen_return_pattern): Delete.
6220 (emit_return_into_block): Delete.
6221 (active_insn_between): Delete.
6222 (convert_jumps_to_returns): Delete.
6223 (emit_return_for_exit): Delete.
6224 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6225 simple_return for shrink-wrapped blocks.
6226 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6227 end of blocks that need one.
6228 (get_unconverted_simple_return): Delete.
6229 (convert_to_simple_return): Delete.
6230 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6231 (convert_to_simple_return): Ditto.
6233 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6235 * cfgcleanup.c (bb_is_just_return): New function.
6236 (try_optimize_cfg): Simplify jumps to return, branches to return,
6237 and branches around return.
6239 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6241 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6244 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6248 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6249 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6250 assert flags & OEP_HASH_CHECK, instead of asserting it
6251 never happens. Handle TARGET_EXPR.
6252 * fold-const.c (operand_equal_p): For hash verification,
6253 or in OEP_HASH_CHECK into flags.
6255 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6257 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6259 (compute_samebase_partition_bases): Fix typo.
6261 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6263 * config/i386/sse.md (vec_interleave_highv8sf,
6264 vec_interleave_lowv8sf, vec_interleave_highv4df,
6265 vec_interleave_lowv4df): Remove constraints from expanders.
6267 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6269 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6271 * tree-inline.c (expand_call_inline): Fix path dealing with
6272 making lhs of call statement undefined.
6274 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6276 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6277 Check availability on NODE, too.
6278 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6279 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6280 (varpool_node::call_for_symbol_and_aliase): Likewise.
6281 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6282 (propagate_pure_const): Propagate across interposable functions, too.
6283 (skip_function_for_local_pure_const): Do not skip interposable bodies
6285 (pass_local_pure_const::execute): Update.
6287 2016-05-04 Marek Polacek <polacek@redhat.com>
6289 * doc/invoke.texi: Document -Wdangling-else.
6291 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6293 * config.gcc: Error out when conflicting multilib is detected. Do not
6294 loop over multilibs since no combination is legal.
6296 2016-05-04 Alan Modra <amodra@gmail.com>
6298 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6299 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6300 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6303 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6305 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6306 Clean up p5600 comments.
6308 2016-05-04 Richard Biener <rguenther@suse.de>
6310 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6311 constructor simplifications.
6312 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6314 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6316 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6317 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6318 result.set_rtx is null instead of aborting.
6319 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6321 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6322 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6323 *mov<mode>_store_postinc): New patterns.
6325 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6327 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6328 as commutative. Check both conversions are NOP.
6329 ((A & B) OP (C & B)): Remove.
6331 2016-05-04 Alan Modra <amodra@gmail.com>
6333 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6335 2016-05-04 Alan Modra <amodra@gmail.com>
6338 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6339 when cr2,3,4 are all fixed regs.
6341 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6343 PR rtl-optimization/57193
6344 * opts.c (default_options_table): Revert OPT_frename_registers change.
6345 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6347 2016-05-03 Martin Sebor <msebor@redhat.com>
6350 * builtins.c (fold_builtin_FILE): New function.
6351 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6352 (fold_builtin_0): Call them.
6353 * gimplify.c (gimplify_call_expr): Remove the handling of
6354 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6357 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6358 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6362 * doc/extend.texi (Function Names as Strings): Update __func__,
6363 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6366 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6367 Richard Biener <rguenther@suse.de>
6369 PR tree-optimization/70916
6370 * tree-if-conv.c: Include cfganal.h.
6371 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6372 and remove_fake_exit_edges around the optimization pass.
6374 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6376 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6377 (cgraph_edge::make_direct): Likewise.
6378 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6379 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6380 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6381 (CIF_THUNK): New code.
6382 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6383 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6384 (compute_inline_parameters): Set inline_failed for thunks.
6385 (inline_analyze_function): Cleanup.
6386 * ipa-inline.c (can_inline_edge_p): Do not deal with
6387 call_stmt_cannot_inline_p.
6388 (can_early_inline_edge_p): Likewise.
6389 (early_inliner): Initialize inline_failed.
6390 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6392 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6394 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6395 from nonimm_ssenomem_operand.
6396 (nonimm_ssenomem_operand): New predicate.
6397 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6398 as operand 0 predicate.
6399 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6400 Disable unsupported alternatives using "enabled" attribute.
6401 Use register_ssemem_operand as operand 0 predicate.
6402 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6404 2016-05-03 Marek Polacek <polacek@redhat.com>
6407 * input.c (expansion_point_location): New function.
6408 * input.h (expansion_point_location): Declare.
6410 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6412 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6413 occurence with frame_offset_ ones.
6415 2016-05-03 Alan Modra <amodra@gmail.com>
6417 PR rtl-optimization/70890
6418 * ira.c (combine_and_move_insns): When moving def_insn, remove
6421 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6423 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6424 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6425 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6426 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6428 2016-05-03 Alan Modra <amodra@gmail.com>
6430 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6431 for SAVE_MULTIPLE/STORE_MULTIPLE.
6433 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6435 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6436 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6438 2016-05-03 Richard Biener <rguenther@suse.de>
6440 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6442 (gimplify_arg): Likewise.
6443 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6444 re-writing the result to a decl if required.
6445 (internal_get_tmp_var): Add allow_ssa parameter
6446 and override into_ssa with it.
6447 (get_formal_tmp_var): Adjust.
6448 (get_initialized_tmp_var): Add allow_ssa parameter.
6449 (gimplify_arg): Add allow_ssa parameter and avoid generating
6450 SSA names for the result false.
6451 (gimplify_call_expr): If the call may return twice do not
6452 gimplify parameters into SSA.
6453 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6454 (gimplify_modify_expr): Adjust assert. For noreturn calls
6455 with a SSA name LHS adjust its def.
6456 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6457 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6458 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6459 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6460 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6461 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6462 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6463 (optimize_target_teams): Do not allow SSA names for clause operands.
6464 (gimplify_expr): Likewise for where we mark the result addressable.
6465 * passes.def (pass_init_datastructures): Remove.
6466 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6467 (rewrite_stmt): Likewise.
6468 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6469 (replace_locals_op): Replace SSA names.
6470 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6471 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6472 * cgraph.c (release_function_body): Free CFG annotations only
6473 when we have a CFG. Simplify.
6474 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6475 force_gimple_operand instead of get_initialized_tmp_var.
6476 * tree-pass.h (make_pass_init_datastructures): Remove.
6477 * tree-ssa.c (execute_init_datastructures): Remove.
6478 (pass_data_init_datastructures): Likewise.
6479 (class pass_init_datastructures): Likewise.
6480 (make_pass_init_datastructures): Likewise.
6481 * omp-low.c (create_omp_child_function): Init SSA data structures.
6482 (grid_expand_target_grid_body): Likewise.
6483 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6484 name before adding it to names_to_release.
6485 (remove_bb): Always release SSA defs.
6486 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6487 before dereferencing it.
6488 * cgraphunit.c (init_lowered_empty_function): Always
6489 int SSA data structures.
6490 * tree-ssanames.c (release_defs): Remove assert that we are in
6492 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6494 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6495 Uros Bizjak <ubizjak@gmail.com>
6497 PR rtl-optimization/70467
6498 * config/i386/predicates.md (x86_64_hilo_int_operand,
6499 x86_64_hilo_general_operand): New predicates.
6500 * config/i386/constraints.md (Wd): New constraint.
6501 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6502 (general_hilo_operand): New mode attr.
6503 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6504 instead of <general_operand>.
6505 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6506 x86_64_hilo_general_operand instead of <general_operand>.
6508 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6510 PR tree-optimization/70916
6511 * tree-if-conv.c (constant_or_ssa_name): Removed.
6512 (fold_build_cond_expr): Use is_gimple_val instead of
6513 constant_or_ssa_name.
6515 PR tree-optimization/70916
6516 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6517 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6520 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6521 (optimize_atomic_bit_test_and): New function.
6522 (pass_fold_builtins::execute): Use it.
6523 * optabs.def (atomic_bit_test_and_set_optab,
6524 atomic_bit_test_and_complement_optab,
6525 atomic_bit_test_and_reset_optab): New optabs.
6526 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6527 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6528 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6529 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6530 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6531 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6532 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6533 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6534 atomic_bit_test_and_complement@var{mode},
6535 atomic_bit_test_and_reset@var{mode}): Document.
6536 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6537 atomic_bit_test_and_complement<mode>,
6538 atomic_bit_test_and_reset<mode>): New expanders.
6539 (atomic_bit_test_and_set<mode>_1,
6540 atomic_bit_test_and_complement<mode>_1,
6541 atomic_bit_test_and_reset<mode>_1): New insns.
6543 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6545 PR rtl-optimization/70687
6546 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6547 instead of unsigned HOST_WIDE_INT.
6549 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6551 PR rtl-optimization/44281
6552 * hard-reg-set.h (struct target_hard_regs): New field
6553 x_fixed_nonglobal_reg_set.
6554 (fixed_nonglobal_reg_set): New macro.
6555 * reginfo.c (init_reg_sets_1): Initialize it.
6556 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6558 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6560 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6562 PR tree-optimization/56541
6563 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6564 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6565 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6566 (any_complicated_phi): new static variable.
6567 (aggressive_if_conv): delete.
6568 (if_convertible_phi_p): support phis with more than two arguments.
6569 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6570 critical pred edges.
6571 (ifcvt_split_critical_edges): support phis with more than two
6572 arguments by checking new parameter. only split critical edges
6574 (tree_if_conversion): handle simd pragma marked loop using new
6575 local variable aggressive_if_conv. check any_complicated_phi.
6577 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6579 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6582 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6584 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6587 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6589 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6590 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6591 define_insn_and_split.
6592 (mulsi3_i): New define_insn_and_split.
6593 (mulsi3_call): Convert to define_insn.
6594 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6597 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6599 * machmode.h (mode_complex): Add support to give the complex mode
6601 (GET_MODE_COMPLEX_MODE): Likewise.
6602 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6603 stored by build_complex_type and gfc_build_complex_type instead of
6604 trying to figure out the appropriate mode based on the size. Raise
6605 an assertion error, if the type was not set.
6606 * genmodes.c (struct mode_data): Add field for the complex type of
6608 (blank_mode): Likewise.
6609 (make_complex_modes): Remember the complex mode created in the
6611 (emit_mode_complex): Write out the mode_complex array to map a
6612 type mode to the complex version.
6613 (emit_insn_modes_c): Likewise.
6614 * tree.c (build_complex_type): Set the complex type to use before
6615 calling layout_type.
6616 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6617 support for __float128 complex datatypes.
6618 (rs6000_hard_regno_mode_ok): Likewise.
6619 (rs6000_setup_reg_addr_masks): Likewise.
6620 (rs6000_complex_function_value): Likewise.
6621 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6622 __float128 and __ibm128 complex.
6623 (FLOAT128_IBM_P): Likewise.
6624 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6625 * doc/extend.texi (Additional Floating Types): Document that
6626 -mfloat128 must be used to enable __float128. Document complex
6627 __float128 and __ibm128 support.
6629 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6632 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6633 char/short arguments promoted to int because of promote_prototypes.
6635 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6637 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6638 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6639 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6640 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6641 alternatives using "enabled" attribute. Use register_ssemem_operand
6642 as operand 1 predicate.
6643 (*cmpi<unord>xf_i387): Split XFmode pattern from
6644 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6645 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6646 *absneg<mode>2_i387. Disable unsupported alternatives using
6647 "enabled" attribute.
6648 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6650 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6652 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6654 (oacc_loop_process): Check mask for loop termination.
6656 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6658 * cif-code.def (CIF_THUNK): Add.
6659 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6662 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6664 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6665 (dump_inline_summary): Dump it.
6666 (fp_expression_p): New predicate.
6667 (estimate_function_body_sizes): Use it.
6668 (inline_merge_summary): Merge fp_expressions.
6669 (inline_read_section): Read fp_expressions.
6670 (inline_write_summary): Write fp_expressions.
6671 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6672 codegen boundary if either caller or callee is !fp_expressions.
6673 * ipa-inline.h (inline_summary): Add fp_expressions.
6674 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6675 to fp_expressions be sure the fp generation flags are updated.
6677 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6679 PR rtl-optimization/70467
6680 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6682 PR rtl-optimization/70467
6683 * ipa-pure-const.c (check_call): Handle internal calls even in
6684 ipa mode like in local mode.
6686 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6688 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6690 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6692 * match.pd (X u< X, X u> X): New transformations.
6694 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6696 * flag-types.h (enum warn_strict_overflow_code): Move ...
6697 * coretypes.h: ... here.
6698 * fold-const.h (fold_overflow_warning): Declare.
6699 * fold-const.c (fold_overflow_warning): Make non-static.
6700 (fold_comparison): Move the transformation of X +- C1 CMP C2
6701 into X CMP C2 -+ C1 ...
6702 * match.pd: ... here.
6703 * gimple-fold.c (fold_stmt_1): Protect with
6704 fold_defer_overflow_warnings.
6706 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6708 * omp-low.c (struct oacc_loop): Add 'inner' field.
6709 (new_oacc_loop_raw): Initialize it to zero.
6710 (oacc_loop_fixed_partitions): Initialize it.
6711 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6712 available partitioning.
6714 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6716 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6718 (umulsidi3): Likewise.
6719 (indirect_jump): Fix jump instruction assembly patterns.
6721 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6724 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6725 (nvptx_function_value): Assert non-NULL cfun.
6727 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6729 PR rtl-optimization/70886
6730 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6732 * cselib.h (rtx_equal_for_cselib_1): Declare.
6733 (rtx_equal_for_cselib_p: New inline function.
6734 * cselib.c (rtx_equal_for_cselib_p): Delete.
6735 (rtx_equal_for_cselib_1): Make public.
6737 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6739 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6740 (register_mixssei387nonimm_operand): Remove predicate.
6741 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6742 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6743 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6744 for TARGET_MIX_SSE_I387 alternatives.
6745 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6746 Disable unsupported alternatives using "enabled" attribute. Use
6747 nonimm_ssenomem_operand as operand 1 predicate. Also check
6748 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6750 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6752 * tree.c (cst_and_fits_in_hwi): Simplify.
6754 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6756 * tree.h (wi::to_wide): New function.
6757 * expr.c (expand_expr_real_1): Use wi::to_wide.
6758 * fold-const.c (int_const_binop_1): Likewise.
6759 (extract_muldiv_1): Likewise.
6761 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6763 * wide-int.h: Update offset_int and widest_int documentation.
6764 (WI_SIGNED_SHIFT_RESULT): New macro.
6765 (wi::binary_shift): Define signed_shift_result_type for
6766 shifts on offset_int- and widest_int-like types.
6767 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6768 * tree.h (int_bit_position): Use shift operators instead of wi::
6770 * alias.c (adjust_offset_for_component_ref): Likewise.
6771 * expr.c (get_inner_reference): Likewise.
6772 * fold-const.c (fold_comparison): Likewise.
6773 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6774 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6775 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6776 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6777 (stmt_kills_ref_p): Likewise.
6778 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6779 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6780 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6781 (ao_ref_init_from_vn_reference): Likewise.
6783 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6785 * wide-int.h: Update offset_int and widest_int documentation.
6786 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6787 (wi::binary_traits): Allow ordered comparisons between offset_int and
6788 offset_int, between widest_int and widest_int, and between either
6789 of these types and basic C types.
6790 (operator <, <=, >, >=): Define for the same combinations.
6791 * tree.h (tree_int_cst_lt): Use comparison operators instead
6792 of wi:: comparisons.
6793 (tree_int_cst_le): Likewise.
6794 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6795 (fold_nonarray_ctor_reference): Likewise.
6796 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6797 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6798 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6799 * tree-sra.c (completely_scalarize): Likewise.
6800 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6801 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6802 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6803 (check_for_binary_op_overflow): Likewise.
6804 (search_for_addr_array): Likewise.
6805 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6807 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6809 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6810 (arc_save_restore): Likewise.
6811 (arc_dwarf_register_span): Likewise.
6812 (arc_output_pic_addr_const): Initialize suffix variable.
6814 2016-05-02 Martin Liska <mliska@suse.cz>
6816 * symbol-summary.h (function_summary::function_summary):
6817 Remove checking assert for all cgraph nodes.
6818 (function_summary::get): Check summary_uid.
6819 (symtab_insertion): Check summary_uid.
6821 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6823 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6824 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6826 (arc_dwarf_register_span): Remove enum keyword.
6827 (compact_memory_operand_p): New function.
6828 * config/arc/arc.h (reg_class): Add code density register classes.
6829 (REG_CLASS_NAMES): Likewise.
6830 (REG_CLASS_CONTENTS): Likewise.
6831 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6832 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6833 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6834 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6835 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6837 (h, Rcd, Rsd, Rzd): New register constraints.
6838 (T): Use compact_memory_operand_p function.
6839 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6841 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6843 * config/sh/sh.md (*negnegt, *movtt): Remove.
6845 2016-05-02 Marek Polacek <polacek@redhat.com>
6846 Tom de Vries <tom@codesourcery.com>
6848 PR tree-optimization/70700
6849 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6850 bigger than FIRST_REF_NODE.
6852 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6855 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6857 (prepare_cbranch_operands): Don't use scratch register. Assume that
6858 function is used when pseudos can be created.
6859 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6860 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6861 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6862 define_expand. Allow it only when pseudos can be created.
6863 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6865 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6867 * config/i386/constraints.md (BC): Only allow -1 operands.
6868 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6869 Add "enabled" attribute. Update XI mode attribute calculation.
6870 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6871 (*movoi_internal_avx): Update XI mode attribute calculation.
6872 (*movti_internal): Ditto.
6874 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6876 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6877 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6879 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6881 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6882 statement on instruction code. Remove trailing spaces.
6883 (altivec_expand_stv_builtin): Likewise.
6885 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6887 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6888 (TARGET_FPU_DOUBLE): Simplify.
6889 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6890 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6891 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6892 with 'TARGET_FPU_DOUBLE'.
6893 * config/sh/sh.md: Likewise.
6895 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6897 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6898 SH_DIV_STR_FOR_SIZE): Remove.
6899 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6900 SH_DIV_STR_FOR_SIZE): Remove.
6902 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6904 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6905 logical_reg_operand): Delete.
6906 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6907 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6908 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6909 match_operand and match_test.
6910 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6911 variables on their first use. Return bool values.
6912 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6913 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6914 arith_reg_operand for input operand. Remove empty constraints.
6916 (*xorsi3_compact): Rename to xorsi3.
6917 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6918 (*zero_extend<mode>si2_disp_mem): Update comment.
6921 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6923 * config/sh/t-sh: Remove SH5 support.
6924 * config.gcc: Likewise.
6925 * configure: Likewise.
6927 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6929 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6931 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6933 * config/sh/sh.c (register_sh_passes, sh_option_override,
6934 sh_print_operand, prepare_move_operands,
6935 sh_can_follow_jump): Remove TARGET_SH1 checks.
6936 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6937 PROMOTE_MODE): Likewise.
6938 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6941 2016-04-30 Alan Modra <amodra@gmail.com>
6943 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6944 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6945 Check for user regs later to avoid unnecessary looping over regs.
6946 Merge user reg check with non-saved reg check. Don't force
6947 inline VR restore when static chain used.
6948 (rs6000_frame_related): Omit eh_frame info for user regs when
6950 (fixed_regs_p): Delete.
6952 2016-04-30 Alan Modra <amodra@gmail.com>
6954 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6955 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6958 2016-04-30 Alan Modra <amodra@gmail.com>
6961 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6962 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6965 2016-04-30 Alan Modra <amodra@gmail.com>
6967 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6968 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6969 flag_pic test for Darwin.
6971 2016-04-30 Alan Modra <amodra@gmail.com>
6973 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6974 throw_calls_crossed.
6975 (REG_FREQ_CALLS_CROSSED): Delete.
6976 (REG_N_THROWING_CALLS_CROSSED): Delete.
6977 * regstat.c (regstat_bb_compute_ri): Don't calculate
6978 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6979 (dump_reg_info): Don't print call cross frequency.
6980 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6981 and REG_N_THROWING_CALLS_CROSSED.
6983 2016-04-30 Alan Modra <amodra@gmail.com>
6985 * regs.h (struct reg_info_t): Delete live_length.
6986 (REG_LIVE_LENGTH): Delete macro.
6987 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6988 local_live, local_processed and local_live_last_luid params.
6989 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6991 (regstat_compute_ri): Adjust for above. Don't set
6993 (dump_reg_info): Don't print live length.
6994 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6995 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6996 Localize loop_depth var.
6998 2016-04-30 Alan Modra <amodra@gmail.com>
7000 * ira.c (enum valid_equiv): New.
7001 (validate_equiv_mem): Return enum.
7002 (update_equiv_mem): Create replacement in more cases.
7003 (add_store_equivs): Update validate_equiv_mem call.
7005 2016-04-30 Alan Modra <amodra@gmail.com>
7007 * ira.c (combine_and_move_insns): Rather than scanning insns,
7008 use DF infrastucture to find use and def insns.
7010 2016-04-30 Alan Modra <amodra@gmail.com>
7012 ira.c (combine_and_move_insns): Move invariant conditions..
7013 (ira.c): ..to here. Call combine_and_move_insns before
7014 add_store_equivs. Call grow_reg_equivs later. Allocate
7015 req_equiv later using max_reg_num() rather than global max_regno.
7016 (contains_replace_regs): Delete.
7017 (add_store_equivs): Remove contains_replace_regs test.
7019 2016-04-30 Alan Modra <amodra@gmail.com>
7021 * ira.c (struct equiv_mem_data): New.
7022 (equiv_mem, equiv_mem_modified): Delete static vars.
7023 (validate_equiv_mem_from_store): Use "data" param to communicate..
7024 (validate_equiv_mem): ..from here.
7026 2016-04-30 Alan Modra <amodra@gmail.com>
7028 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7030 (update_reg_equivs): ..here. Move allocation and freeing of
7031 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7032 end_alias_analysis to..
7035 2016-04-30 Alan Modra <amodra@gmail.com>
7037 * ira.c (pdx_subregs): Delete.
7038 (struct equivalence): Add pdx_subregs field.
7039 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7041 (update_equiv_regs): Don't create or free pdx_subregs. Update
7044 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7046 * config/rs6000/altivec.h: Change definitions of vec_xl and
7048 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7049 (LD_ELEMREV_V2DI): New.
7050 (LD_ELEMREV_V4SF): New.
7051 (LD_ELEMREV_V4SI): New.
7052 (LD_ELEMREV_V8HI): New.
7053 (LD_ELEMREV_V16QI): New.
7054 (ST_ELEMREV_V2DF): New.
7055 (ST_ELEMREV_V2DI): New.
7056 (ST_ELEMREV_V4SF): New.
7057 (ST_ELEMREV_V4SI): New.
7058 (ST_ELEMREV_V8HI): New.
7059 (ST_ELEMREV_V16QI): New.
7062 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7063 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7064 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7065 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7066 (altivec_expand_builtin): Add handling for
7067 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7068 (rs6000_invalid_builtin): Add error-checking for
7069 RS6000_BTM_P9_VECTOR.
7070 (altivec_init_builtins): Define builtins used to implement vec_xl
7072 (rs6000_builtin_mask_names): Define power9-vector.
7073 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7074 (RS6000_BTM_P9_VECTOR): Define.
7075 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7076 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7077 (vsx_ld_elemrev_v2df): Likewise.
7078 (vsx_ld_elemrev_v4sf): Likewise.
7079 (vsx_ld_elemrev_v4si): Likewise.
7080 (vsx_ld_elemrev_v8hi): Likewise.
7081 (vsx_ld_elemrev_v16qi): Likewise.
7082 (vsx_st_elemrev_v2df): Likewise.
7083 (vsx_st_elemrev_v2di): Likewise.
7084 (vsx_st_elemrev_v4sf): Likewise.
7085 (vsx_st_elemrev_v4si): Likewise.
7086 (vsx_st_elemrev_v8hi): Likewise.
7087 (vsx_st_elemrev_v16qi): Likewise.
7088 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7091 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7093 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7095 (simplify_control_stmt_condition_1): ... here. Recurse into
7096 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7098 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7101 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7102 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7103 define_insn_and_split to define_insn.
7104 (zero_extendqi<mode>2_dot2): Same.
7105 (extendqi<mode>2_dot): Same.
7106 (extendqi<mode>2_dot2): Same.
7108 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7110 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7111 (probe_stack): New expander.
7112 (probe_stack_<mode>): New insn pattern.
7114 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7116 * config/i386/i386.md
7117 (operations with memory inputs setting flags peephole2):
7118 Remove uneeded REG_P checks. Cleanup pattern generation.
7120 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7122 * tree-vect-loop.c (vect_transform_loop): Fix
7123 nb_iterations_upper_bound computation for vectorized loop.
7125 2016-04-29 Marek Polacek <polacek@redhat.com>
7126 Jakub Jelinek <jakub@redhat.com>
7129 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7130 TARGET_EXPR_SLOT as a base.
7132 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7134 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7135 with 'rCm2' constraints to limit possible immediate size.
7136 (*load_zeroextendqisi_update): Likewise.
7137 (*load_signextendqisi_update): Likewise.
7138 (*loadhi_update): Likewise.
7139 (*load_zeroextendhisi_update): Likewise.
7140 (*load_signextendhisi_update): Likewise.
7141 (*loadsi_update): Likewise.
7142 (*loadsf_update): Likewise.
7144 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7146 * config/i386/predicates.md (constm1_operand): Fix comparison.
7148 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7150 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7152 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7154 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7155 remaining SH5 related settings.
7156 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7157 shmedia_prepare_call_address): Delete.
7158 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7159 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7160 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7161 UNSUPPORTED_SH2A): Remove m5 checks.
7162 (sh_divide_strategy_e): Remove SH5 division strategies.
7163 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7164 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7166 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7168 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7170 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7172 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7173 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7175 * config/s390/vector.md ("mov<mode>"): Likewise.
7177 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7179 * config/s390/constraints.md ("U", "W"): Invoke
7180 s390_mem_constraint with "ZR" and "ZT".
7181 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7182 addresses when using LRA. Accept also short displacements for S
7183 and T constraints. Do not check for long displacement target for
7184 S and T constraints.
7185 (s390_mem_constraint): Remove handling of U and W constraints.
7186 * config/s390/s390.md (various patterns): Remove the short
7187 displacement constraints (Q and R) if a long displacement
7188 constraint is present. Add longdisp as required CPU capability.
7189 * config/s390/vector.md: Likewise.
7190 * config/s390/vx-builtins.md: Likewise.
7192 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7195 * reload1.c (reload): Call finish_spills before
7196 restarting reload loop. Skip select_reload_regs
7197 if update_eliminables_and_spill returns true.
7199 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7201 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7202 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7203 (umulhisi3_imm): Update predicates and constraint letters.
7204 (umulhisi3_reg): Declare instruction as commutative.
7205 * config/arc/constraints.md (J12, J16): New constraints.
7206 * config/arc/predicates.md (short_unsigned_const_operand): New
7208 (arc_short_operand): Likewise.
7209 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7211 2016-04-29 Richard Biener <rguenther@suse.de>
7213 PR tree-optimization/13962
7214 PR tree-optimization/65686
7215 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7216 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7217 using PTA to compare pointers.
7218 * match.pd: Add pattern for pointer equality compare simplification
7219 using ptrs_compare_unequal.
7221 2016-04-29 Richard Biener <rguenther@suse.de>
7223 * stor-layout.c (layout_type): Do not build a pointer-to-element
7226 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7228 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7229 Use SWI mode iterator. Use general_reg_operand predicate.
7230 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7231 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7234 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7237 * fold-const.c (operand_equal_p): Don't verify hash value equality
7239 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7242 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7245 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7246 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7247 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7248 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7249 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7251 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7253 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7254 to info. Don't initialize separate fields to 0. Clean up
7257 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7259 * config/i386/i386.md (peephole2s for operations with memory inputs):
7260 Use SWI mode iterator.
7261 (peephole2s for operations with memory outputs): Ditto.
7262 Do not check for stack checking probe.
7264 (probe_stack): Remove expander.
7266 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7267 Andrew Burgess <andrew.burgess@embecosm.com>
7269 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7270 operands as 32-bits.
7272 2016-04-28 Jason Merrill <jason@redhat.com>
7274 * gdbinit.in: Skip line-map.h.
7276 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7277 Andrew Burgess <andrew.burgess@embecosm.com>
7279 * config/arc/arc.c (arc_conditional_register_usage): Take
7280 TARGET_RRQ_CLASS into account.
7281 (arc_print_operand): Support printing 'p' and 's' operands.
7282 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7284 (TARGET_RRQ_CLASS): Define.
7285 (IS_POWEROF2_OR_0_P): Define.
7286 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7288 (*tst_movb): New define_insn.
7289 (*tst): Avoid recognition if it could prevent '*tst_movb'
7290 combination; replace c/CnL with c/Chs alternative.
7291 (*tst_bitfield_tst): New define_insn.
7292 (*tst_bitfield_asr): New define_insn.
7293 (*tst_bitfield): New define_insn.
7294 (andsi3_i): Add Rrq variant.
7295 (extzv): New define_expand.
7296 (insv): New define_expand.
7297 (*insv_i): New define_insn.
7298 (*movb): New define_insn.
7299 (*movb_signed): New define_insn.
7300 (*movb_high): New define_insn.
7301 (*movb_high_signed): New define_insn.
7302 (*movb_high_signed + 1): New define_split pattern.
7303 (*mrgb): New define_insn.
7304 (*mrgb + 1): New define_peephole2 pattern.
7305 (*mrgb + 2): New define_peephole2 pattern.
7306 * config/arc/arc.opt (mbitops): New option for nps400, uses
7307 TARGET_NPS_BITOPS_DEFAULT.
7308 * config/arc/constraints.md (q): Make register class conditional.
7309 (Rrq): New register constraint.
7310 (Chs): New constraint.
7311 (Clo): New constraint.
7312 (Chi): New constraint.
7313 (Cbf): New constraint.
7314 (Cbn): New constraint.
7315 (C18): New constraint.
7316 (Cbi): New constraint.
7318 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7320 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7322 (bitmap_intersection_of_preds): Ditto.
7323 (bitmap_union_of_succs): Ditto.
7324 (bitmap_union_of_preds): Ditto.
7325 * sbitmap.c (do_popcount): Delete.
7326 (BITMAP_DEBUGGING): Delete.
7327 (sbitmap_verify_popcount): Delete.
7328 (sbitmap_alloc): Don't initialize the popcount field.
7329 (sbitmap_alloc_with_popcount): Delete.
7330 (sbitmap_resize): Don't resize the popcount array.
7331 (sbitmap_vector_alloc): Don't initialize the popcount field.
7332 (bitmap_copy): Don't copy the popcount array.
7333 (bitmap_clear): Don't clear the popcount array.
7334 (bitmap_clear): Delete the popcount array handling.
7335 (bitmap_ior_and_compl): Delete the popcount assert.
7336 (bitmap_not): Ditto.
7337 (bitmap_and_compl): Ditto.
7338 (bitmap_and): Delete the popcount array handling.
7339 (bitmap_xor): Ditto.
7340 (bitmap_ior): Ditto.
7341 (bitmap_or_and): Delete the popcount assert.
7342 (bitmap_and_or): Ditto.
7343 (popcount_table): Delete.
7344 (sbitmap_elt_popcount): Delete.
7345 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7346 (bitmap_set_bit): Delete the popcount assert.
7347 (bitmap_clear_bit): Ditto.
7348 (sbitmap_free): Don't free the popcount array.
7349 (sbitmap_alloc_with_popcount): Delete declaration.
7350 (sbitmap_popcount): Ditto.
7352 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7353 Andrew Burgess <andrew.burgess@embecosm.com>
7355 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7356 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7357 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7358 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7359 * config/arc/arc.opt (mcmem): New option.
7360 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7361 supply length for r/m alternative.
7362 (*extendqisi2_ac): Likewise.
7363 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7365 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7366 (movhi_insn): Likewise.
7367 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7368 (*zero_extendqihi2_i): Add r/Ucm alternative.
7369 (*zero_extendqisi2_ac): Likewise.
7370 (*zero_extendhisi2_i): Likewise.
7371 * config/arc/constraints.md (Uex): New memory constraint.
7372 (Ucm): New define_constraint.
7373 * config/arc/predicates.md (long_immediate_loadstore_operand):
7374 Return 0 for MEM with cmem_address address.
7375 (cmem_address_0): New predicates.
7376 (cmem_address_1): Likewise.
7377 (cmem_address_2): Likewise.
7378 (cmem_address): Likewise.
7380 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7382 * config/rs6000/rs6000.c (machine_function): Rename
7383 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7384 (rs6000_stack_info): Adjust.
7386 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7387 Andrew Burgess <andrew.burgess@embecosm.com>
7389 * config/arc/constraints.md (Usd): Convert to define_constraint.
7393 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7396 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7397 Add new peephole2 where the first insn is *mov<mode>_or instead of
7398 *mov<mode>_internal.
7400 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7402 * tracer.c (bb_seen): Make static.
7404 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7406 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7407 support, setup defaults.
7408 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7409 * config/arc/arc.c (arc_init): Add NPS400 support.
7410 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7411 (TARGET_ARC700): NPS400 is also an ARC700.
7412 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7414 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7417 * config/nds32/nds32.md (casesi): Don't access the operands array
7420 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7422 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7423 (or $-1,reg peephole2): Ditto.
7424 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7426 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7428 * doc/extend.texi (Common Function Attributes) [optimize]:
7429 Discourage use of the optimize attribute.
7431 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7433 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7434 special case builtin.
7435 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7436 ALTIVEC_BUILTIN_VEC_ADDE.
7437 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7438 support for ALTIVEC_BUILTIN_VEC_ADDE.
7439 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7440 for __builtin_vec_adde.
7442 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7444 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7445 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7447 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7450 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7451 attributes): Document cilkplus_runtime.
7453 2016-04-28 Martin Jambor <mjambor@suse.cz>
7455 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7456 this function. Call verify_expr on MEM_REFs and bases of other
7459 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7461 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7462 for WORD_REGISTER_OPERATIONS to runtime check.
7464 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7466 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7468 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7470 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7471 big-endian compilation.
7472 * config/arc/arc.md (addf3): Likewise.
7476 2016-04-28 Richard Biener <rguenther@suse.de>
7478 PR tree-optimization/70840
7479 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7480 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7481 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7482 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7484 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7486 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7487 and explain why in a comment.
7489 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7491 * config/arc/arc.md (cpu_facility): Add fpx variant.
7492 (subdf3): Prohibit use reverse sub when assist operations option
7494 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7495 instructions only when FPX is enabled.
7496 * testsuite/gcc.target/arc/trsub.c: New test.
7498 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7500 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7501 mult_operator when calculating "type" attribute.
7502 (*fop_<mode>_1_i387): Ditto.
7503 (*fop_xf_1_i387): Ditto.
7504 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7505 Use std::swap to swap operands. Use RTL expressions to generate
7508 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7509 Joern Rennecke <joern.rennecke@embecosm.com>
7511 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7513 (emit_pic_move): Remove.
7514 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7515 * config/arc/arc.c (emit_pic_move): Removed.
7516 (TARGET_HAVE_TLS): Define.
7517 (arc_conditional_register_usage): Test for arc_tp_regno.
7518 (arc_print_operand, arc_print_operand_address): Handle TLS
7520 (arc_needs_pcl_p): New function.
7521 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7522 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7523 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7524 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7525 (arc_legitimize_tls_address): Likewise.
7526 (DTPOFF_ZERO_SYM): Define.
7527 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7528 (arc_output_pic_addr_const): Print TLS unspecs.
7529 (prepare_pic_move): New function, replaces emit_pic_move.
7530 (arc_legitimate_constant_p): Handle TLS unspecs.
7531 (arc_legitimate_address_p): Likewise.
7532 (arc_rewrite_small_data_p): Use assert for TLS constants.
7533 (prepare_move_operands): Use prepare_pic_move.
7534 (arc_legitimize_address): Legitimize tls addresses.
7535 (arc_epilogue_uses): Check for arc_tp_regno.
7536 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7537 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7539 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7541 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7542 %(arc_tls_extra_start_spec).
7543 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7544 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7546 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7547 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7548 (UNSPEC_TLS_OFF): Add.
7550 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7551 (get_thread_pointersi): New patterns.
7552 * config/arc/arc.opt (mtp-regno): New option.
7553 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7554 (move_dest_operand): Likewise.
7555 * configure: Regenerate.
7556 * configure.ac: Add arc*-*-* case to test for tls.
7557 * doc/invoke.texi (ARC options): Document mtp-regno.
7559 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7561 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7562 the new ARC HS SIMD instructions.
7563 (arc_preferred_simd_mode): New function.
7564 (arc_autovectorize_vector_sizes): Likewise.
7565 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7566 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7567 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7568 (arc_init_builtins): Add new SIMD builtin types.
7569 (arc_split_move): Handle 64 bit vector moves.
7570 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7571 (TARGET_PLUS_QMACW): Define.
7572 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7573 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7574 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7575 (VSUBADD4H): New builtins.
7576 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7577 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7579 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7580 Matthias Klose <doko@debian.org>
7582 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7584 2016-04-28 Richard Biener <rguenther@suse.de>
7587 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7590 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7592 * common/config/sh/sh-common.c: Remove SH5 support.
7593 * config/sh/constraints.md: Likewise.
7594 * config/sh/config/sh/elf.h: Likewise.
7595 * config/sh/linux.h: Likewise.
7596 * config/sh/netbsd-elf.h: Likewise.
7597 * config/sh/predicates.md: Likewise.
7598 * config/sh/sh-c.c: Likewise.
7599 * config/sh/sh-protos.h: Likewise.
7600 * config/sh/sh.c: Likewise.
7601 * config/sh/sh.h: Likewise.
7602 * config/sh/sh.md: Likewise.
7603 * config/sh/sh.opt: Likewise.
7604 * config/sh/sync.md: Likewise.
7605 * config/sh/sh64.h: Delete.
7606 * config/sh/shmedia.h: Likewise.
7607 * config/sh/shmedia.md: Likewise.
7608 * config/sh/sshmedia.h: Likewise.
7609 * config/sh/t-netbsd-sh5-64: Likewise.
7610 * config/sh/t-sh64: Likewise.
7611 * config/sh/ushmedia.h: Likewise.
7613 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7615 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7616 general_reg_operand instead of register_operand predicate.
7618 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7620 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7622 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7624 * match.pd (A - B > A, A + B < A): New transformations.
7626 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7628 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7629 which defaults to true. Emit an outer pair of parentheses only if
7630 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7631 don't emit parentheses for the right-hand operand.
7633 2016-04-27 Jeff Law <law@redhat.com>
7635 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7637 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7639 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7640 (altivec_lvx_<mode>_internal): Document.
7641 (altivec_lvx_<mode>_2op): New define_insn.
7642 (altivec_lvx_<mode>_1op): Likewise.
7643 (altivec_lvx_<mode>_2op_si): Likewise.
7644 (altivec_lvx_<mode>_1op_si): Likewise.
7645 (altivec_stvx_<mode>): Remove.
7646 (altivec_stvx_<mode>_internal): Document.
7647 (altivec_stvx_<mode>_2op): New define_insn.
7648 (altivec_stvx_<mode>_1op): Likewise.
7649 (altivec_stvx_<mode>_2op_si): Likewise.
7650 (altivec_stvx_<mode>_1op_si): Likewise.
7651 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7652 Expand vec_ld and vec_st during parsing.
7653 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7655 (altivec_expand_stvx_be): Likewise.
7656 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7657 address-masking behavior in RTL.
7658 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7659 address-masking behavior in RTL.
7660 (altivec_expand_builtin): Change builtin code arguments for calls
7661 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7662 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7663 presence of lvx/stvx patterns.
7664 (alignment_with_canonical_addr): New function.
7665 (alignment_mask): Likewise.
7666 (find_alignment_op): Likewise.
7667 (recombine_lvx_pattern): Likewise.
7668 (recombine_stvx_pattern): Likewise.
7669 (recombine_lvx_stvx_patterns): Likewise.
7670 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7671 stvx patterns from expand.
7672 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7674 (vector_altivec_store_<mode>): Likewise.
7676 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7678 * config/aarch64/aarch64.md
7679 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7680 remove the "fp" attributes.
7681 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7682 add the "simd" attributes.
7683 (*movdf_aarch64): Likewise.
7684 (*movtf_aarch64): Remove the "fp" attributes.
7685 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7686 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7688 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7690 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7691 rtx to rtx_code_label *.
7692 * rtl.h (maybe_set_first_label_num): Likewise.
7694 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7696 * df-core.c (df_add_problem): Make the problem param be const.
7697 (df_remove_problem): Make local "problem" be const.
7698 * df-problems.c (problem_RD): Make const.
7699 (problem_LR): Likewise.
7700 (problem_LIVE): Likewise.
7701 (problem_MIR): Likewise.
7702 (problem_CHAIN): Likewise.
7703 (problem_WORD_LR): Likewise.
7704 (problem_NOTE): Likewise.
7705 (problem_MD): Likewise.
7706 * df-scan.c (problem_SCAN): Likewise.
7707 * df.h (struct df_problem): Make field "dependent_problem" be
7709 (struct dataflow): Likewise for field "problem".
7710 (df_add_problem): Make param const.
7712 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7714 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7715 inter-unit moves to/from vector registers are enabled. Do not disable
7718 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7720 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7721 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7723 (enum df_problem_id): ...this new enum.
7724 (struct df_problem): Convert field "id" from "int" to
7727 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7729 * rtl.def: Update comment for "things in the instruction chain" to
7730 reflect the removal of the leading "i" field for INSN_UID in
7731 r210360. Fix bogus apostrophe.
7733 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7735 * config/i386/i386.md
7736 (lea arith with mem operand + setcc peephole2): Set operator mode.
7738 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7741 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7742 (dimode_scalar_to_vector_candidate_p): This.
7743 (timode_scalar_to_vector_candidate_p): New function.
7744 (scalar_to_vector_candidate_p): Likewise.
7745 (timode_check_non_convertible_regs): Likewise.
7746 (timode_remove_non_convertible_regs): Likewise.
7747 (remove_non_convertible_regs): Likewise.
7748 (remove_non_convertible_regs): Renamed to ...
7749 (dimode_remove_non_convertible_regs): This.
7750 (scalar_chain::~scalar_chain): Make it virtual.
7751 (scalar_chain::compute_convert_gain): Make it pure virtual.
7752 (scalar_chain::mark_dual_mode_def): Likewise.
7753 (scalar_chain::convert_insn): Likewise.
7754 (scalar_chain::convert_registers): Likewise.
7755 (scalar_chain::add_to_queue): Make it protected.
7756 (scalar_chain::emit_conversion_insns): Likewise.
7757 (scalar_chain::replace_with_subreg): Likewise.
7758 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7759 (scalar_chain::convert_op): Likewise.
7760 (scalar_chain::convert_reg): Likewise.
7761 (scalar_chain::make_vector_copies): Likewise.
7762 (scalar_chain::convert_registers): New pure virtual function.
7763 (class dimode_scalar_chain): New class.
7764 (class timode_scalar_chain): Likewise.
7765 (scalar_chain::mark_dual_mode_def): Renamed to ...
7766 (dimode_scalar_chain::mark_dual_mode_def): This.
7767 (timode_scalar_chain::mark_dual_mode_def): New function.
7768 (timode_scalar_chain::convert_insn): Likewise.
7769 (dimode_scalar_chain::convert_registers): Likewise.
7770 (scalar_chain::compute_convert_gain): Renamed to ...
7771 (dimode_scalar_chain::compute_convert_gain): This.
7772 (scalar_chain::replace_with_subreg): Renamed to ...
7773 (dimode_scalar_chain::replace_with_subreg): This.
7774 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7775 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7776 (scalar_chain::make_vector_copies): Renamed to ...
7777 (dimode_scalar_chain::make_vector_copies): This.
7778 (scalar_chain::convert_reg): Renamed to ...
7779 (dimode_scalar_chain::convert_reg ): This.
7780 (scalar_chain::convert_op): Renamed to ...
7781 (dimode_scalar_chain::convert_op): This.
7782 (scalar_chain::convert_insn): Renamed to ...
7783 (dimode_scalar_chain::convert_insn): This.
7784 (scalar_chain::convert): Call convert_registers.
7785 (convert_scalars_to_vector): Change to scalar_chain pointer to
7786 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7787 in 32-bit mode. Delete scalar_chain pointer. Call
7788 free_dominance_info in 64-bit mode.
7789 (pass_stv::gate): Remove TARGET_64BIT check.
7790 (ix86_option_override): Put the 64-bit STV pass before the CSE
7793 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7795 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7796 dw_loc_frame_offset field.
7797 * dwarf2out.c (new_loc_descr): Likewise.
7798 (resolve_args_picking_1): Turn the VISITED hash set into a
7799 FRAME_OFFSET hash map. Use it to associate a frame offset to
7800 visited nodes. Remove uses of the CHECKING_P macro.
7801 (resolve_args_picking): Update call to resolve_args_picking_1.
7803 2016-04-27 Martin Liska <mliska@suse.cz>
7805 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7806 (free_loop_data): Release vuses of groups.
7808 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7810 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7811 instead of redundant use_id and boolean have_use_for.
7812 (struct iv_use): Change sub_id into group_id. Remove field next.
7813 Move fields: related_cands, n_map_members, cost_map and selected
7815 (struct iv_group): ... here. New structure.
7816 (struct iv_common_cand): Use structure declaration directly.
7817 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7818 (MAX_CONSIDERED_USES): Rename macro to ...
7819 (MAX_CONSIDERED_GROUPS): ... here.
7820 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7821 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7822 (dump_uses): Rename to ...
7823 (dump_groups): ... here. Update all uses.
7824 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7825 (find_induction_variables): Refactor format of dump information.
7826 (record_sub_use): Delete.
7827 (record_use): Update all uses.
7828 (record_group): New function.
7829 (record_group_use, find_interesting_uses_op): Call above functions.
7831 (find_interesting_uses_cond): Ditto.
7832 (group_compare_offset): New function.
7833 (split_all_small_groups): Rename to ...
7834 (split_small_address_groups_p): ... here. Update all uses.
7835 (split_address_groups): Update all uses.
7836 (find_interesting_uses): Refactor format of dump information.
7837 (add_candidate_1): Update all uses. Remove redundant check on iv,
7839 (add_candidate, record_common_cand): Remove redundant assert.
7840 (add_iv_candidate_for_biv): Update use.
7841 (add_iv_candidate_derived_from_uses): Update all uses.
7842 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7843 (alloc_use_cost_map): Ditto.
7844 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7845 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7846 (determine_use_iv_cost_generic): Ditto.
7847 (determine_group_iv_cost_generic): Ditto.
7848 (determine_use_iv_cost_address): Ditto.
7849 (determine_group_iv_cost_address): Ditto.
7850 (determine_use_iv_cost_condition): Ditto.
7851 (determine_group_iv_cost_cond): Ditto.
7852 (determine_use_iv_cost): Ditto.
7853 (determine_group_iv_cost): Ditto.
7854 (set_autoinc_for_original_candidates): Update all uses.
7855 (find_iv_candidates): Update all uses. Refactor dump information.
7856 (determine_use_iv_costs): Ditto.
7857 (determine_iv_costs): Ditto.
7858 (iv_ca_cand_for_use): Rename to ...
7859 (iv_ca_cand_for_group): ... here. Update all uses.
7860 (iv_ca_add_use, iv_ca_add_group): Ditto.
7861 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7862 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7863 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7864 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7865 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7866 (create_new_iv, adjust_iv_update_pos): Ditto.
7867 (rewrite_use_address): Delete.
7868 (rewrite_use_address_1): Rename to ...
7869 (rewrite_use_address): ... here.
7870 (rewrite_use_compare): Update all uses.
7871 (rewrite_use): Delete.
7872 (rewrite_uses): Rename to ...
7873 (rewrite_groups): ... here. Update all uses.
7874 (remove_unused_ivs, free_loop_data): Update all uses.
7875 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7877 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7879 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7880 for WORD_REGISTER_OPERATIONS to runtime check.
7882 2016-04-27 Richard Biener <rguenther@suse.de>
7885 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7886 aggregate_value_p to determine if a function result is
7887 returned by reference.
7888 (ipa_pta_execute): Functions having their address taken are
7889 not automatically nonlocal.
7891 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7894 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7895 * fold-const.c (operand_equal_p): If flag_checking and
7896 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7897 and if it returns non-zero, assert iterative_hash_expr on both
7900 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7902 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7904 2016-04-27 Nick Clifton <nickc@redhat.com>
7907 * varasm.c (merge_weak): Generate an error if an attempt is made
7908 to convert a non-weak static function into a weak, public function.
7910 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7912 * params.def (MAX_PARTITION_SIZE): New param.
7913 * doc/invoke.texi: Document lto-max-partition.
7915 2016-04-27 Richard Biener <rguenther@suse.de>
7918 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7919 function cummulating used_from_other_partition, externally_visible
7920 and force_output from aliases.
7921 (refered_from_nonlocal_var): Likewise.
7922 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7923 node flags properly.
7925 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7927 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7928 (-Wmemset-elt-size): New item.
7930 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7933 * stor-layout.h (internal_reference_types): Delete.
7934 * stor-layout.c (reference_types_internal): Likewise.
7935 (internal_reference_types): Likewise.
7936 (layout_type) <REFERENCE_TYPE>: Adjust.
7938 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7941 * tree.h (inchash::add_expr): Add FLAGS argument.
7942 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7943 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7944 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7945 Formatting fix. Adjust recursive calls. For tcc_comparison,
7946 if swap_tree_comparison (code) is smaller than code, hash that
7947 and arguments in the other order. Hash CONVERT_EXPR the same
7948 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7949 of ADDR_EXPR of decl as the decl itself. Add or remove
7950 OEP_ADDRESS_OF from recursive flags as needed. For
7951 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7952 operands commutatively and only the third one normally.
7953 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7955 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7957 * config/rtems.h (LIB_SPEC): Add -latomic.
7959 2016-04-27 Joel Sherrill <joel@rtems.org>
7961 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7962 xilink.ld and flags not relevant to RTEMS.
7964 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7966 * toplev.c (backend_init_target): Avoid calling init_reload when using
7969 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7971 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7972 for loops rather than one for the whole function.
7974 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7976 * match.pd (X + CST CMP X): New transformation.
7978 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7980 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7981 * fold-const.c (fold_binary_loc): Remove 2 transformations
7982 superseded by match.pd.
7983 * match.pd (x+x -> x*2): Generalize to integers.
7985 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7987 * config/i386/i386.md (operation on memory peephole): Duplicate an
7988 existing peephole and adapt it to match lea rather than an operation
7991 PR rtl-optimization/57193
7992 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7994 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7996 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7998 * tree-if-conv.c (any_pred_load_store): New static variable.
7999 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8000 any_pred_load_store instead of and_mask_load_store.
8001 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8002 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8003 (combine_blocks, tree_if_conversion): Ditto.
8005 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8007 PR tree-optimization/70771
8008 PR tree-optimization/70775
8009 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8010 virtual PHI nodes. Delete parameter.
8011 (if_convertible_loop_p_1): Delete argument to above function.
8012 (predicate_all_scalar_phis): Delete code handling single-argument
8014 (tree_if_conversion): Mark and update virtual SSA.
8016 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8019 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8020 (x86_elf_aligned_common): Rename to ...
8021 (x86_elf_aligned_decl_common): ... this.
8022 Add decl arg. Switch to .lbss for largecomm object. Use
8023 LARGECOMM_SECTION_ASM_OP.
8024 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8026 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8027 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8029 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8030 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8032 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8035 * config/i386/i386.c (SECTION_LARGE): Define.
8036 (x86_64_elf_select_section): Set it for large data/bss sections.
8037 Only clear SECTION_WRITE for .lrodata.
8038 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8040 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8041 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8042 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8044 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8045 * doc/tm.texi: Regenerate.
8047 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8050 * configure.ac (--enable-checking): Document extra flag, for
8051 non-release builds default to --enable-checking=yes,extra.
8052 If misc checking and extra checking, define CHECKING_P to 2 instead
8054 * common.opt (fchecking=): Add.
8055 * doc/invoke.texi (-fchecking=): Document.
8056 * doc/install.texi: Document --enable-checking changes.
8057 * configure: Regenerated.
8058 * config.in: Regenerated.
8060 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8062 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8063 attribute instead of which_alternative.
8064 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8065 Use EXT_REX_SSE_REG_P where appropriate.
8067 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8069 * config/i386/predicates.md (const0_operand): Do not match
8070 const_wide_int code.
8071 (const1_operand): Ditto.
8073 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8075 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8076 for SSE constm1 operands and TARGET_AVX512VL.
8077 (*movti_internal): Ditto.
8078 (*mov<mode>_or): Use constm1_operand predicate.
8079 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8080 for SSE vector_all_ones operands and TARGET_AVX512VL.
8081 * config/i386/predicates.md (constm1_operand): New predicate.
8082 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8083 emission of constant -1 load.
8085 2016-04-25 Jason Merrill <jason@redhat.com>
8087 * gdbinit.in: Skip is-a.h.
8089 * attribs.c (register_scoped_attributes): Fix logic.
8090 * attribs.h: Declare register_scoped_attributes.
8092 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8094 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8095 stxvd2x and stxvw4x built-in functions.
8097 2016-04-25 DJ Delorie <dj@redhat.com>
8099 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8100 (ashrhi3): Likewise.
8101 (lshrhi3): Likewise.
8103 2016-04-25 Richard Biener <rguenther@suse.de>
8105 PR tree-optimization/70780
8106 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8108 (compute_antic): Mark blocks with abnormal preds as visited as
8109 they have a final empty antic-in solution already.
8111 2016-04-25 Michael Collison <michael.collison@linaro.org>
8113 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8115 2016-04-25 Michael Collison <michael.collison@linaro.org>
8117 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8118 mode is VQI to improve mixed mode vectorization.
8119 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8120 define_insn to match low half of signed vaddw.
8121 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8122 define_insn to match high half of signed vaddw.
8123 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8124 define_insn to match low half of unsigned vaddw.
8125 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8126 define_insn to match high half of unsigned vaddw.
8127 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8128 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8129 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8131 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8132 * config/arm/predicates.md (vect_par_constant_high): Support
8133 big endian and simplify by calling
8134 arm_simd_check_vect_par_cnst_half
8135 (vect_par_constant_low): Likewise.
8137 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8139 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8140 predicate for operand 2.
8142 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8143 H.J. Lu <hongjiu.lu@intel.com>
8145 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8146 machine_mode argument.
8147 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8148 constm1_rtx operands. For VOIDmode constants, get mode from
8149 pred_mode. Check mode size if the mode is supported by ABI.
8150 (standard_sse_constant_opcode): Do not use standard_constant_p.
8151 Strictly check ABI support for all-ones operands.
8152 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8153 immediates. Update calls to standard_sse_constant_p.
8154 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8155 (ix86_rtx_costs): Ditto.
8156 * config/i386/i386.md (*movxi_internal_avx512f): Use
8157 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8158 Use (v,BC) alternative instead of (v,C). Use register_operand
8159 checks instead of MEM_P.
8160 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8161 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8162 isa attribute. Use register_operand checks instead of MEM_P.
8163 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8164 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8165 alternative and corresponding sse2 isa attribute.
8166 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8167 to standard_sse_constant_p.
8168 (FP constant splitters): Ditto.
8169 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8171 * config/i386/predicates.md (constm1_operand): Remove.
8172 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8173 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8174 vector_all_ones_operand instead of constm1_operand.
8176 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8178 * print-rtl.c (print_rtx_insn_vec): New function.
8179 * print-rtl.h: New prototype.
8180 * store-motion.c (struct st_expr): Make avail_stores a vector.
8181 (st_expr_entry): Adjust.
8182 (free_st_expr_entry): Likewise.
8183 (print_store_motion_mems): Likewise.
8184 (find_moveable_store): Likewise.
8185 (compute_store_table): Likewise.
8186 (delete_store): Likewise.
8187 (build_store_vectors): Likewise.
8189 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8191 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8193 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8195 * vec.h (vec_safe_contains): New function.
8196 (vec::contains): Likewise.
8197 (vec::begin): Likewise.
8198 (vec::end): Likewise.
8200 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8203 * cfgexpand.c (expand_stack_vars): Fix typo.
8205 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8207 * system.h (list, map, set, vector): Include conditionally.
8208 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8209 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8210 * ipa-icf.c (INCLUDE_LIST): Define.
8211 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8212 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8213 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8214 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8215 * cp/logic.cc (INCLUDE_LIST): Define.
8216 * fortran/trans-common.c (INCLUDE_MAP): Define.
8218 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8220 * auto-profile.c: Remove <string.h> include.
8221 * ipa-icf-gimple.c: Remove <list> include.
8222 * diagnostic.c: Remove <new> include.
8223 * genmatch.c: Likewise.
8224 * pretty-print.c: Likewise.
8225 * toplev.c: Likewise
8226 * c/c-objc-common.c: Likewise.
8227 * cp/error.c: Likewise.
8228 * fortran/error.c: Likewise.
8230 2016-04-22 Richard Biener <rguenther@suse.de>
8232 * lto-streamer-in.c (input_ssa_names): Do not allocate
8233 GIMPLE_NOP for all SSA names.
8234 * lto-streamer-out.c (output_ssa_names): Do not output
8235 SSA names that should have been released.
8237 2016-04-22 Richard Biener <rguenther@suse.de>
8239 PR tree-optimization/70740
8240 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8243 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8246 * config/i386/predicates.md (call_insn_operand): Replace
8247 sibcall_memory_operand with memory_operand.
8249 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8251 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8252 has_single_use() tests.
8253 (register_edge_assert_for_1): Likewise.
8254 (find_assert_locations_1): Check the liveness bitmap instead of
8255 checking has_single_use().
8257 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8260 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8261 Extract AVX-512BW constraint from AVX.
8263 2016-04-21 Richard Biener <rguenther@suse.de>
8265 PR tree-optimization/70725
8266 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8267 for phi_convertible_by_degenerating_args.
8268 (predicate_all_scalar_phis): Handle single-argument PHIs.
8270 2016-04-21 Richard Biener <rguenther@suse.de>
8273 * fold-const.c (fold_comparison): Return properly typed
8276 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8278 PR tree-optimization/70715
8279 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8280 after expanding BASE using expand_simple_operations.
8282 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8284 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8285 New transformations.
8287 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8289 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8291 2016-04-20 Jan Hubicka <jh@suse.cz>
8293 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8294 ultiimate_alias_target.
8295 (update_callee_keys): Likewise.
8296 (lookup_recursive_calls): Likewise.
8297 (speculation_useful_p): Likewise.
8299 2016-04-20 Jan Hubicka <jh@suse.cz>
8302 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8303 (set_nothrow_flag_1): ... this; handle interposition correctly;
8304 recurse on aliases and thunks.
8305 (cgraph_node::set_nothrow_flag): New.
8306 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8307 functions compiled with non-call exceptions that binds to current
8309 (propagate_nothrow): Be safe WRT interposition.
8310 * cgraph.h (set_nothrow_flag): Update prototype.
8312 2016-04-18 Jan Hubicka <jh@suse.cz>
8314 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8315 max_loop_iterations_int.
8316 (tree_unswitch_outer_loop): Likewise.
8318 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8320 PR tree-optimization/69489
8321 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8322 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8323 Revise dump message.
8324 (if_convertible_bb_p): Remove check on edge count of basic block's
8327 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8329 PR tree-optimization/56625
8330 PR tree-optimization/69489
8331 * tree-data-ref.h (DR_INNERMOST): New macro.
8332 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8333 hashing struct innermost_loop_behavior.
8334 (ref_DR_map): Remove.
8335 (innermost_DR_map): New map.
8336 (baseref_DR_map): Revise comment.
8337 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8338 to innermost_DR_map accroding to its innermost loop behavior.
8339 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8340 to its innermost loop behavior.
8341 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8342 Add initialization for innermost_DR_map. Record memory reference
8343 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8344 have innermost loop behavior.
8345 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8348 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8350 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8351 *lea_general_1. Use explicit SWI12 mode interator.
8352 (*lea<mode>_general_2): Rename from *lea_general_2.
8353 Use explicit SWI12 mode interator.
8354 (*lea<mode>_general_3): Rename from *lea_general_3.
8355 Use explicit SWI12 mode interator.
8356 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8357 Use explicit SWI12 mode interator.
8358 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8359 Use explicit SWI48 mode interator.
8361 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8363 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8364 Short-cut unaligned load and store cases. Handle all integer
8366 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8367 and store cases. Call ix86_avx256_split_vector_move_misalign
8368 directly without checking mode class.
8370 2016-04-20 Andrew Pinski <apinski@cavium.com>
8371 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8374 * config/aarch64/aarch64.md (sibcall): Force call
8375 address to be DImode for ILP32.
8376 (sibcall_value): Likewise.
8378 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8380 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8382 2016-04-20 Richard Biener <rguenther@suse.de>
8384 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8385 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8386 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8387 (maybe_push_res_to_seq): Adjust.
8388 * gimple-fold.c (maybe_build_generic_op): Likewise.
8390 2016-04-20 Marek Polacek <polacek@redhat.com>
8392 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8395 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8397 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8398 use kmovw to support AVX512F target.
8400 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8402 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8404 2016-04-20 Marek Polacek <polacek@redhat.com>
8406 PR tree-optimization/70725
8407 * tree-if-conv.c (is_false_predicate): New function.
8408 (predicate_mem_writes): Use it.
8410 2016-04-20 Richard Biener <rguenther@suse.de>
8412 PR tree-optimization/70726
8413 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8414 shift amounts from a pattern stmt operand.
8416 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8419 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8420 stack_restore_from_fpr pattern when restoring r15.
8421 (s390_optimize_prologue): Strip away the memory barrier in the
8422 parallel when trying to get rid of restore insns.
8423 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8424 definition for loading the stack pointer from an FPR. Compared to
8425 the normal move insn this pattern includes a full memory barrier.
8427 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8430 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8431 implicitly linear or lastprivate iterator on the outer context.
8433 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8435 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8437 * config/i386/i386.md (ssememalign): Removed.
8438 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8440 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8443 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8444 const short * to __builtin_ia32_loaddquhi512_mask.
8445 (_mm512_maskz_loadu_epi16): Likewise.
8446 (_mm512_mask_storeu_epi16): Pass short * to
8447 __builtin_ia32_storedquhi512_mask.
8448 (_mm512_mask_loadu_epi8): Pass const char * to
8449 __builtin_ia32_loaddquqi512_mask.
8450 (_mm512_maskz_loadu_epi8): Likewise.
8451 (_mm512_mask_storeu_epi8): Pass char * to
8452 __builtin_ia32_storedquqi512_mask.
8453 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8454 const double * to __builtin_ia32_loadupd512_mask.
8455 (_mm512_mask_loadu_pd): Likewise.
8456 (_mm512_maskz_loadu_pd): Likewise.
8457 (_mm512_storeu_pd): Pass double * to
8458 __builtin_ia32_storeupd512_mask.
8459 (_mm512_mask_storeu_pd): Likewise.
8460 (_mm512_loadu_ps): Pass const float * to
8461 __builtin_ia32_loadups512_mask.
8462 (_mm512_mask_loadu_ps): Likewise.
8463 (_mm512_maskz_loadu_ps): Likewise.
8464 (_mm512_storeu_ps): Pass float * to
8465 __builtin_ia32_storeups512_mask.
8466 (_mm512_mask_storeu_ps): Likewise.
8467 (_mm512_mask_loadu_epi64): Pass const long long * to
8468 __builtin_ia32_loaddqudi512_mask.
8469 (_mm512_maskz_loadu_epi64): Likewise.
8470 (_mm512_mask_storeu_epi64): Pass long long *
8471 to __builtin_ia32_storedqudi512_mask.
8472 (_mm512_loadu_si512): Pass const int * to
8473 __builtin_ia32_loaddqusi512_mask.
8474 (_mm512_mask_loadu_epi32): Likewise.
8475 (_mm512_maskz_loadu_epi32): Likewise.
8476 (_mm512_storeu_si512): Pass int * to
8477 __builtin_ia32_storedqusi512_mask.
8478 (_mm512_mask_storeu_epi32): Likewise.
8479 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8480 char * to __builtin_ia32_storedquqi256_mask.
8481 (_mm_mask_storeu_epi8): Likewise.
8482 (_mm256_mask_loadu_epi16): Pass const short * to
8483 __builtin_ia32_loaddquhi256_mask.
8484 (_mm256_maskz_loadu_epi16): Likewise.
8485 (_mm_mask_loadu_epi16): Pass const short * to
8486 __builtin_ia32_loaddquhi128_mask.
8487 (_mm_maskz_loadu_epi16): Likewise.
8488 (_mm256_mask_loadu_epi8): Pass const char * to
8489 __builtin_ia32_loaddquqi256_mask.
8490 (_mm256_maskz_loadu_epi8): Likewise.
8491 (_mm_mask_loadu_epi8): Pass const char * to
8492 __builtin_ia32_loaddquqi128_mask.
8493 (_mm_maskz_loadu_epi8): Likewise.
8494 (_mm256_mask_storeu_epi16): Pass short * to.
8495 __builtin_ia32_storedquhi256_mask.
8496 (_mm_mask_storeu_epi16): Pass short * to.
8497 __builtin_ia32_storedquhi128_mask.
8498 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8499 const double * to __builtin_ia32_loadupd256_mask.
8500 (_mm256_maskz_loadu_pd): Likewise.
8501 (_mm_mask_loadu_pd): Pass onst double * to
8502 __builtin_ia32_loadupd128_mask.
8503 (_mm_maskz_loadu_pd): Likewise.
8504 (_mm256_mask_storeu_pd): Pass double * to
8505 __builtin_ia32_storeupd256_mask.
8506 (_mm_mask_storeu_pd): Pass double * to
8507 __builtin_ia32_storeupd128_mask.
8508 (_mm256_mask_loadu_ps): Pass const float * to
8509 __builtin_ia32_loadups256_mask.
8510 (_mm256_maskz_loadu_ps): Likewise.
8511 (_mm_mask_loadu_ps): Pass const float * to
8512 __builtin_ia32_loadups128_mask.
8513 (_mm_maskz_loadu_ps): Likewise.
8514 (_mm256_mask_storeu_ps): Pass float * to
8515 __builtin_ia32_storeups256_mask.
8516 (_mm_mask_storeu_ps): ass float * to
8517 __builtin_ia32_storeups128_mask.
8518 (_mm256_mask_loadu_epi64): Pass const long long * to
8519 __builtin_ia32_loaddqudi256_mask.
8520 (_mm256_maskz_loadu_epi64): Likewise.
8521 (_mm_mask_loadu_epi64): Pass const long long * to
8522 __builtin_ia32_loaddqudi128_mask.
8523 (_mm_maskz_loadu_epi64): Likewise.
8524 (_mm256_mask_storeu_epi64): Pass long long * to
8525 __builtin_ia32_storedqudi256_mask.
8526 (_mm_mask_storeu_epi64): Pass long long * to
8527 __builtin_ia32_storedqudi128_mask.
8528 (_mm256_mask_loadu_epi32): Pass const int * to
8529 __builtin_ia32_loaddqusi256_mask.
8530 (_mm256_maskz_loadu_epi32): Likewise.
8531 (_mm_mask_loadu_epi32): Pass const int * to
8532 __builtin_ia32_loaddqusi128_mask.
8533 (_mm_maskz_loadu_epi32): Likewise.
8534 (_mm256_mask_storeu_epi32): Pass int * to
8535 __builtin_ia32_storedqusi256_mask.
8536 (_mm_mask_storeu_epi32): Pass int * to
8537 __builtin_ia32_storedqusi128_mask.
8538 * config/i386/i386-builtin-types.def (PCSHORT): New.
8540 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8541 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8542 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8543 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8544 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8545 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8546 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8547 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8548 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8549 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8550 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8551 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8552 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8553 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8554 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8555 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8556 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8557 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8558 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8559 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8560 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8561 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8562 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8563 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8564 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8565 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8566 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8567 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8568 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8569 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8570 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8571 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8572 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8573 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8574 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8575 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8576 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8577 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8578 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8579 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8580 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8581 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8582 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8583 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8584 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8585 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8586 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8587 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8588 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8590 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8591 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8593 (ix86_expand_vector_move_misalign): Likewise.
8594 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8595 to scalar function prototype for unaligned load/store builtins.
8596 (ix86_expand_special_args_builtin): Updated.
8597 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8598 (UNSPEC_STOREU): Likewise.
8599 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8600 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8601 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8602 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8603 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8604 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8605 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8606 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8607 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8608 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8609 (<avx512>_storedqu<mode>_mask): Likewise.
8610 (*sse4_2_pcmpestr_unaligned): Likewise.
8611 (*sse4_2_pcmpistr_unaligned): Likewise.
8612 (*mov<mode>_internal): Renamed to ...
8613 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8614 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8615 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8616 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8618 2016-04-19 Richard Biener <rguenther@suse.de>
8620 PR tree-optimization/70171
8621 * tree-ssa-phiprop.c: Include stor-layout.h.
8622 (phiprop_insert_phi): Handle the aggregate copy case.
8623 (propagate_with_phi): Likewise.
8625 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8627 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8628 instead of simplify_gen_subreg (... , 0).
8629 (ix86_delegitimize_address): Ditto.
8630 (ix86_split_divmod): Ditto.
8631 (ix86_split_copysign_const): Ditto.
8632 (ix86_split_copysign_var): Ditto.
8633 (ix86_expand_args_builtin): Ditto.
8634 (ix86_expand_round_builtin): Ditto.
8635 (ix86_expand_special_args_builtin): Ditto.
8636 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8637 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8638 (udivmodqi4): Ditto.
8639 (absneg splitters): Ditto.
8640 (*jcc_bt<mode>_1): Ditto.
8642 2016-04-19 Richard Biener <rguenther@suse.de>
8644 PR tree-optimization/70724
8645 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8646 restoring out from ...
8647 (free_scc_vn): ... here.
8648 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8649 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8651 (pass_fre::execute): Restore SSA info.
8653 2016-04-19 Richard Biener <rguenther@suse.de>
8655 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8656 * gimple-walk.c (walk_gimple_op): Initialize it.
8657 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8658 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8659 remapping SSA names of defs.
8660 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8663 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8666 * lra-constraints.c (equiv_substition_p): New.
8667 (process_alt_operands): Use it.
8668 (swap_operands): Swap it.
8669 (curr_insn_transform): Update it.
8671 2016-04-18 Michael Matz <matz@suse.de>
8673 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8674 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8675 * tree-core.h (tree_type_common.align): Use bit-field.
8676 (tree_type_common.spare): New.
8677 (tree_decl_common.off_align): Make smaller.
8678 (tree_decl_common.align): Use bit-field.
8680 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8681 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8682 (scan_sharing_clauses): Ditto.
8683 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8684 (omp_finish_file): Ditto.
8685 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8686 (layout_decl): Ditto.
8687 (relayout_decl): Ditto.
8688 (finalize_record_size): Use SET_TYPE_ALIGN.
8689 (finalize_type_size): Ditto.
8690 (finish_builtin_struct): Ditto.
8691 (layout_type): Ditto.
8692 (initialize_sizetypes): Ditto.
8693 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8694 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8695 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8696 (get_chain_field): Ditto.
8697 (get_trampoline_type): Ditto.
8698 (get_nl_goto_field): Ditto.
8699 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8701 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8702 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8703 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8704 (build_qualified_type): Use SET_TYPE_ALIGN.
8705 (build_aligned_type, build_range_type_1): Ditto.
8706 (build_atomic_base): Ditto.
8707 (build_common_tree_nodes): Ditto.
8708 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8709 (expand_one_stack_var_at): Ditto.
8710 * coverage.c (build_var): Use SET_DECL_ALIGN.
8711 * except.c (init_eh): Ditto.
8712 * function.c (assign_parm_setup_block): Ditto.
8713 * symtab.c (increase_alignment_1): Ditto.
8714 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8715 * tree-vect-stmts.c (ensure_base_align): Ditto.
8716 * varasm.c (align_variable): Ditto.
8717 (assemble_variable): Ditto.
8718 (build_constant_desc): Ditto.
8719 (output_constant_def_contents): Ditto.
8721 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8722 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8723 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8724 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8725 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8727 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8730 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8731 replace %vmovsd with "%vmovq".
8732 (vec_concatv2df): Likewise.
8734 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8736 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8737 (*vec_extractv2si_0): Ditto.
8738 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8739 (zero_extended_scalar_load_operand splitters): Ditto.
8740 (vec_extract splitters): Ditto.
8741 (*vec_extractv4si_0_zext): Ditto.
8742 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8744 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8745 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8746 (*sse4_1_extractps): Use lowpart_subreg.
8747 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8749 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8751 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8753 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8754 Mention Solaris 11 packaging changes.
8755 Update gas and gld requirements.
8756 Remove reference to pre-Solaris 10 bug.
8757 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8759 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8762 2016-04-17 Jan Hubicka <jh@suse.cz>
8764 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8765 max_loop_iterations_int.
8767 2016-04-18 Richard Biener <rguenther@suse.de>
8769 PR tree-optimization/43434
8770 * tree-ssa-structalias.c (struct vls_data): New.
8771 (visit_loadstore): Handle all pointer-based accesses.
8772 (compute_dependence_clique): Compute a bitmap of restrict tags
8773 assigned bases and pass it to visit_loadstore.
8775 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8778 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8779 armv8.1-a and armv8.1-a+crc.
8781 2016-04-18 Richard Biener <rguenther@suse.de>
8783 PR tree-optimization/70701
8784 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8785 references after translating through a memcpy.
8787 2016-04-18 Richard Biener <rguenther@suse.de>
8789 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8790 (compute_antic): ... here. For partial antic use regular
8791 postorder and scrap iteration.
8792 (compute_partial_antic_aux): Remove unused return value.
8793 (init_pre): Do not allocate postorder.
8794 (fini_pre): Do not free postorder.
8796 2016-04-18 Richard Biener <rguenther@suse.de>
8799 * expmed.c (extract_bit_field_1): Remove broken case
8800 using a wider MODE_INT mode.
8802 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8804 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8805 unless compiling with at least GCC-4.8.
8807 2016-04-17 Jan Hubicka <jh@suse.cz>
8810 * graphite.c (graphite_finalize): Update call to
8811 tree_estimate_probability.
8812 * predict.h (tree_estimate_probability): Update prototype.
8814 2016-04-17 Jan Hubicka <jh@suse.cz>
8816 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8817 (tree_estimate_probability): Likewise.
8818 (pass_profile::execute): Update.
8819 (report_predictor_hitrates): New function.
8820 * profile.c (compute_branch_probabilities): Use it.
8821 * predict.h (report_predictor_hitrates): Declare.
8823 2016-04-17 Jan Hubicka <jh@suse.cz>
8826 * cgraph.h (cgraph_node::set_const_flag,
8827 cgraph_node::set_pure_flag): Update prototype to return bool;
8829 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8830 of interposable symbol are interposable, too.
8831 (cgraph_set_const_flag_1): Rename to ...
8832 (set_const_flag_1): ... this one; change to self recursive function
8833 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8834 clearnig the flag in all variants and also virtual thunks of const
8835 functions are pure; track if any change was done.
8836 (cgraph_node::set_const_flag): Update.
8837 (struct set_pure_flag_info): New struct.
8838 (cgraph_set_pure_flag_1): Rename to ...
8839 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8840 rather than pointer encoded flags; track if any changes was done;
8841 handle correctly clearning flag and setting flag of aliases already
8843 (cgraph_node::set_pure_flag): Update.
8844 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8846 2016-04-17 Tom de Vries <tom@codesourcery.com>
8849 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8852 2016-04-17 Tom de Vries <tom@codesourcery.com>
8854 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8855 '{}<> ' as escape-for-record.
8857 2016-04-17 Tom de Vries <tom@codesourcery.com>
8859 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8862 2016-04-17 Tom de Vries <tom@codesourcery.com>
8865 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8866 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8867 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8868 * passes.c (finish_optimization_passes): Only call
8869 finish_graph_dump_file if dfi->graph_dump_initialized.
8870 (execute_function_dump, pass_init_dump_file): Use
8871 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8873 2016-04-17 Tom de Vries <tom@codesourcery.com>
8875 PR tree-optimization/70256
8876 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8877 (debug_varmap): New function.
8879 2016-04-17 Tom de Vries <tom@codesourcery.com>
8882 * passes.c (pass_manager::register_pass): Propagate pflags.
8884 2016-04-17 Tom de Vries <tom@codesourcery.com>
8887 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8888 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8889 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8890 check if it's equal to p_start.
8891 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8893 2016-04-15 Jan Hubicka <jh@suse.cz>
8896 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8897 function does not bind to current def.
8898 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8899 handle conservatively calls to functions that does not need to bind
8901 (check_call): Update call of worse_state.
8902 (ignore_edge_for_nothrow): Update.
8903 (ignore_edge_for_pure_const): Likewise.
8904 (propagate_pure_const): Update calls to worse_state.
8905 (skip_function_for_local_pure_const): Reformat comments.
8907 2016-04-15 Jan Hubicka <jh@suse.cz>
8910 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8911 (cgraph_node::function_symbol): Likewise.
8912 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8913 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8914 (symtab_node::ultimate_alias_target): Add REF parameter.
8915 (symtab_node::binds_to_current_def_p): Declare.
8916 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8917 (cgraph_node::function_symbol): Likewise.
8918 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8919 (cgraph_node::get_availability): Likewise.
8920 (cgraph_edge::binds_to_current_def_p): New inline function.
8921 (varpool_node::get_availability): Add REF parameter.
8922 (varpool_node::ultimate_alias_target): Likewise.
8923 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8924 (symtab_node::binds_to_current_def_p): Likewise.
8925 * varpool.c (varpool_node::get_availability): Likewise.
8927 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8930 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8931 Fix mode size check.
8933 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8935 * BASE-VER: Set to 7.0.0.
8937 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8939 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8941 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8943 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8944 architecture revisions.
8946 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8948 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8949 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8950 * config/i386/i386.md (stack decrement to push peepholes): Guard
8951 with !x86_using_red_zone ().
8953 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8956 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8957 to dump_generic_node.
8958 (NIY): Pass also flags to do_niy.
8960 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8962 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8963 (simd_clone_vector_of_formal_parm_types)
8964 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8965 (simd_clone_mangle, simd_clone_create)
8966 (simd_clone_adjust_return_type, create_tmp_simd_array)
8967 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8968 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8969 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8970 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8971 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8972 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8973 * omp-simd-clone.c: ... this new file.
8974 (simd_clone_vector_of_formal_parm_types): Make it static.
8975 * Makefile.in (OBJS): Add omp-simd-clone.o.
8977 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8980 * config/i386/sse.md: Use proper memory operand modifiers.
8983 2016-04-15 Richard Biener <rguenther@suse.de>
8984 Alan Modra <amodra@gmail.com>
8986 PR tree-optimization/70130
8987 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8988 when alignment stays not the same and no not use the realign
8991 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8994 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8995 direct move handlers for KFmode. Change TFmode handlers test from
8996 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8998 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9001 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9002 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9003 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9004 * tree-ssa-live.c (remove_unused_scope_block_p): When
9005 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9006 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9007 block_ultimate_origin is FUNCTION_DECL.
9008 (remove_unused_locals): If current_function_decl is
9009 polymorphic_ctor_dtor_p, pass initial true to
9010 remove_unused_scope_block_p' is_ctor_dtor_block.
9012 2016-04-14 Martin Sebor <msebor@redhat.com>
9017 * doc/extend.texi (Variable Length): Revert.
9019 2016-04-14 Marek Polacek <polacek@redhat.com>
9020 Jan Hubicka <hubicka@ucw.cz>
9023 * tree.c (verify_type): Disable the canonical type of main variant
9026 2016-04-14 Jason Merrill <jason@redhat.com>
9028 * cfgexpand.c, expr.c: Revert previous change.
9030 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9033 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9034 when building a mem ref for the incoming reduction variable.
9036 2016-04-14 Richard Biener <rguenther@suse.de>
9038 PR tree-optimization/70614
9039 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9040 loop if the evolution dropped to chrec_dont_know.
9041 (interpret_condition_phi): Likewise.
9043 2016-04-14 Richard Biener <rguenther@suse.de>
9045 PR tree-optimization/70623
9046 * tree-ssa-pre.c (changed_blocks): Make global ...
9047 (compute_antic): ... local here. Move and fix worklist
9048 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9049 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9050 worklist handling, dump when ANTIC_IN changed.
9051 (compute_partial_antic_aux): Remove worklist handling.
9052 (init_pre): Do not compute post dominators. Add a comment about
9053 the CFG order chosen.
9054 (fini_pre): Do not free post dominators.
9056 2016-04-13 Martin Sebor <msebor@redhat.com>
9061 * doc/extend.texi (Variable Length): Document C++ specifics.
9063 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9066 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9067 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9068 eh edges have been purged.
9071 * tree-sra.c (create_access_replacement,
9072 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9074 * tree-pretty-print.c (dump_fancy_name): New function.
9075 (dump_decl_name, dump_generic_node): Use it.
9077 2016-04-13 Jason Merrill <jason@redhat.com>
9079 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9080 * expr.c (expand_expr_real_1): Likewise.
9082 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9084 * config/i386/i386.md (kunpckhi): Swap operands.
9085 (kunpcksi): Likewise.
9086 (kunpckdi): Likewise.
9087 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9088 (vec_pack_trunc_<mode>): Likewise.
9090 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9093 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9096 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9097 gimplification turns some element into non-constant.
9100 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9101 * explow.c (convert_memory_address_addr_space_1): No longer static,
9102 add NO_EMIT argument and don't call convert_modes if true, pass
9103 it down recursively, remove break after return.
9104 (convert_memory_address_addr_space): Adjust caller.
9105 * simplify-rtx.c (simplify_unary_operation_1): Call
9106 convert_memory_address_addr_space_1 instead of convert_memory_address,
9107 if it returns NULL, don't simplify.
9109 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9112 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9114 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9116 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9117 Bump the upper SIMDLEN limits, so that if the return type or
9118 characteristic type if the return type is void can be passed in
9119 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9122 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9125 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9126 Do not use "=" constraint on an input constraint.
9127 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9128 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9129 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9130 generates (neg (abs ...)) instead of (abs ...).
9132 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9134 PR rtl-optimization/70596
9135 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9136 just invalidate LRA data and reset them. Adjust dump wording.
9138 2016-04-12 Martin Liska <mliska@suse.cz>
9141 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9143 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9145 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9146 max_loop_iterations_int.
9147 (tree_unswitch_outer_loop): Likewise.
9148 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9149 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9151 2016-04-12 Tom de Vries <tom@codesourcery.com>
9153 PR tree-optimization/68756
9154 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9155 instead of new_name.
9157 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9159 PR tree-optimization/70602
9160 * tree-sra.c (generate_subtree_copies): Don't write anything into
9161 constant pool decls.
9163 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9164 regardless whether there are depend clauses or not.
9166 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9169 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9170 target attribute and pragma from changing the -mfloat128
9171 and -mfloat128-hardware options.
9173 * doc/extend.texi (Additional Floating Types): Document PowerPC
9174 __float128 restrictions.
9176 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9179 * config/aarch64/driver-aarch64.c
9180 (aarch64_get_extension_string_for_isa_flags): New.
9181 (arch_extension): Rename to...
9182 (aarch64_arch_extension): ...This.
9183 (ext_to_feat_string): Rename to...
9184 (aarch64_extensions): ...This.
9185 (aarch64_core_data): Keep track of architecture extension flags.
9186 (cpu_data): Rename to...
9187 (aarch64_cpu_data): ...This.
9188 (aarch64_arch_driver_info): Keep track of architecture extension
9190 (get_arch_name_from_id): Rename to...
9191 (get_arch_from_id): ...This, change return type.
9192 (host_detect_local_cpu): Update and reformat for renames, handle
9193 extensions through common infrastructure.
9195 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9198 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9199 track of a canonical flag name.
9200 (all_extensions): Likewise.
9201 (arch_to_arch_name): Also track extension flags enabled by the arch.
9202 (all_architectures): Likewise.
9203 (aarch64_parse_extension): Move to here.
9204 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9206 (aarch64_rewrite_selected_cpu): Update for above change.
9207 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9208 are handled, such that the single explicit value enabled by an
9209 extension is kept seperate from the implicit values it also enables.
9210 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9212 (aarch64_parse_extension): New.
9213 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9214 here to config/aarch64/aarch64-protos.h.
9215 (aarch64_parse_extension): Move from here to
9216 common/config/aarch64/aarch64-common.c.
9217 (aarch64_option_print): Update.
9218 (aarch64_declare_function_name): Likewise.
9219 (aarch64_start_file): Likewise.
9220 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9221 the canonical flag for extensions.
9222 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9225 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9227 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9230 2016-04-09 Tom de Vries <tom@codesourcery.com>
9232 PR tree-optimization/68953
9233 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9234 first to last subscript.
9236 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9238 PR tree-optimization/70586
9239 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9242 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9246 PR tree-optimization/70373
9250 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9251 clauses for acc parallel reductions as necessary. Error on those
9253 * omp-low.c (scan_sharing_clauses): Don't install variables which
9254 are used in acc parallel reductions.
9255 (lower_rec_input_clauses): Remove dead code.
9256 (lower_oacc_reductions): Add support for reference reductions.
9257 (lower_reduction_clauses): Remove dead code.
9258 (lower_omp_target): Don't remap variables appearing in acc parallel
9260 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9262 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9265 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9266 with multiple SSA_NAME defs, force the outputs other than first
9267 to be live before calling live_track_process_def on each output.
9269 PR rtl-optimization/70574
9270 * fwprop.c (forward_propagate_and_simplify): Don't add
9271 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9272 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9273 paradoxical subregs within *loc.
9275 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9277 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9278 -ftree-parallelize-loops={0,1}.
9279 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9280 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9281 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9282 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9283 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9285 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9288 * asan.c (instrument_derefs): If we get unknown location, extract it
9290 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9292 2016-04-08 Tom de Vries <tom@codesourcery.com>
9294 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9295 implicit firstprivate clause.
9297 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9300 * config/arm/thumb2.md (tst + branch-> lsls + branch
9301 peephole below *orsi_not_shiftsi_si): Require that condition
9302 register is dead after the peephole.
9303 (second peephole after the above): Likewise.
9305 2016-04-08 Alan Modra <amodra@gmail.com>
9308 * builtins.c (fold_builtin_classify): For IBM extended precision,
9309 look at just the high-order double to test for NaN.
9310 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9311 test just the high double for Inf but both doubles for subnormal
9314 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9316 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9317 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9318 node->simdclone->mask_mode != VOIDmode masks.
9319 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9320 earlier, use it instead of node->simdclone.
9321 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9322 Set clonei->mask_mode.
9324 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9327 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9328 Pass it through to cp_parser_already_scoped_statement.
9329 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9330 it through to cp_parser_statement.
9331 (cp_parser_statement): Pass IF_P through to
9332 cp_parser_iteration_statement.
9333 (cp_parser_pragma): Adjust call to
9334 cp_parser_iteration_statement.
9336 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9339 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9340 resolve a future -Wparentheses warning.
9341 * omp-low.c (scan_sharing_clauses): Likewise.
9342 * tree-parloops.c (eliminate_local_variables): Likewise.
9344 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9346 PR rtl-optimization/70398
9347 * lra-constraints.c (process_address_1): Check zero scale and code
9348 for reloading with zero scale.
9350 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9352 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9353 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9355 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9357 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9358 Add support for AVX512F clones, include them by default for
9359 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9360 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9364 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9365 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9366 firstprivate clauses.
9367 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9368 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9369 (lower_omp_target): Set TREE_NO_WARNING for
9370 non-addressable possibly uninitialized vars which are copied into
9371 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9373 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9375 * config/pa/predicates.md (integer_store_memory_operand): Accept
9376 REG+D operands with a large offset when reload_in_progress is true.
9377 (floating_point_store_memory_operand): Likewise.
9379 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9382 * match.pd (nested int casts): Limit to GIMPLE.
9384 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9387 * ipa-devirt.c (maybe_record_node): Fix comment; use
9388 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9390 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9392 PR rtl-optimization/70542
9393 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9394 if there are any uses other than insn or debug insns.
9396 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9397 Jakub Jelinek <jakub@redhat.com>
9399 PR tree-optimization/70509
9400 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9401 Shift HOST_WIDE_INT_1U instead of 1.
9403 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9405 PR tree-optimization/70509
9406 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9407 of the vector base type for index.
9409 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9412 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9414 2016-04-05 Richard Biener <rguenther@suse.de>
9416 PR tree-optimization/70526
9417 * tree-sra.c (build_ref_for_offset): Use prev_base to
9418 extract the alias pointer type.
9420 2016-04-05 Richard Biener <rguenther@suse.de>
9422 * dse.c (struct store_info): Remove alias_set member.
9423 (struct read_info_type): Likewise.
9424 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9425 spill_deleted, clear_alias_set_lookup): Remove.
9426 (get_group_info): Remove dead base == NULL_RTX case.
9427 (dse_step0): Remove initialization of removed variables.
9428 (delete_dead_store_insn): Reomve alias set dumping.
9429 (free_read_records): Remove alias_set handling.
9430 (canon_address): Remove alias_set_out parameter.
9431 (record_store): Remove spill_alias_set, it's always zero.
9432 (check_mem_read_rtx): Likewise.
9433 (dse_step2): Rename from ...
9434 (dse_step2_nospill): ... this. Adjust.
9435 (scan_stores): Rename from ...
9436 (scan_stores_nospill): ... this.
9437 (scan_reads): Rename from ...
9438 (scan_reads_nospill): ... this.
9439 (scan_stores_spill, scan_reads_spill): Remove.
9440 (dse_step3_scan): Remove for_spills argument which is always false.
9441 (dse_step3): Likewise.
9442 (dse_step5): Rename from ...
9443 (dse_step5_nospill): ... this. Remove alias_set handling.
9444 (rest_of_handle_dse): Adjust.
9446 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9449 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9450 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9451 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9452 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9454 2016-04-05 Richard Biener <rguenther@suse.de>
9457 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9458 non-register type temporaries into SSA.
9460 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9463 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9464 calls when sanitizing.
9465 (possible_polymorphic_call_target_p): Fix formatting.
9467 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9468 Jakub Jelinek <jakub@redhat.com>
9471 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9472 to ensure a call statement is compatible with a built-in's
9474 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9477 2016-04-04 Richard Biener <rguenther@suse.de>
9479 PR rtl-optimization/70484
9480 * rtl.h (canon_output_dependence): Declare.
9481 * alias.c (canon_output_dependence): New function.
9482 * dse.c (record_store): Use canon_output_dependence rather
9483 than canon_true_dependence.
9485 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9488 * cgraph.h (symtab_node::copy_visibility_from): New function.
9489 * symtab.c (symtab_node::copy_visibility_from): New function.
9490 * ipa-visibility.c (optimize_weakref): New function.
9491 (function_and_variable_visibility): Use it.
9493 2016-04-04 Martin Liska <mliska@suse.cz>
9496 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9497 value that is really in range handled by SBR instruction.
9498 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9499 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9500 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9502 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9506 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9507 set, but not for SP_REG operands.
9509 2016-04-02 Martin Sebor <msebor@redhat.com>
9512 * fold-const.c (maybe_nonzero_address): New function.
9513 (fold_comparison): Call it. Fold equality and relational
9514 expressions involving null pointers.
9515 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9517 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9519 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9520 the "Y" constraint (scalar FP 0.0 immediate).
9522 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9523 Add the "const_double" to the list of operand constraints.
9525 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9527 PR rtl-optimization/70467
9528 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9529 If low word of the last operand is 0, just emit addition/subtraction
9532 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9535 * config/s390/s390.c (s390_expand_insv): Check for everything
9536 constant instead of just VOIDmode stuff.
9538 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9541 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9543 2016-04-01 Nathan Sidwell <nathan@acm.org>
9545 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9547 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9549 PR rtl-optimization/70461
9550 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9553 2016-03-31 Martin Liska <mliska@suse.cz>
9556 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9557 a tree value or an immediate integer value to a buffer
9558 that is eventually copied to a BRIG section.
9559 (emit_immediate_operand): Call the function here.
9560 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9561 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9562 of class' fields that are removed.
9563 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9564 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9565 m_brig_repr_size fields.
9567 2016-03-31 Martin Liska <mliska@suse.cz>
9570 * hsa-gen.c (hsa_function_representation::update_dominance): New
9572 (convert_addr_to_flat_segment): Likewise.
9573 (gen_hsa_memory_set): New alignment argument.
9574 (gen_hsa_ctor_assignment): Likewise.
9575 (gen_hsa_insns_for_single_assignment): Provide alignment
9576 to gen_hsa_ctor_assignment.
9577 (gen_hsa_insns_for_direct_call): Add new argument.
9578 (expand_lhs_of_string_op): New function.
9579 (expand_string_operation_builtin): Likewise.
9580 (expand_memory_copy): New function.
9581 (expand_memory_set): New function.
9582 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9583 (convert_switch_statements): Change signature.
9584 (generate_hsa): Use a return value of the function.
9585 (pass_gen_hsail::execute): Do not call
9586 convert_switch_statements here.
9587 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9588 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9589 (hsa_function_representation::update_dominance): New function.
9591 2016-03-31 Martin Liska <mliska@suse.cz>
9594 * hsa-brig.c (emit_directive_variable): Emit alignment
9595 according to hsa_symbol::m_align.
9596 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9597 (dump_hsa_symbol): Dump alignment of HSA symbols.
9598 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9599 (gen_hsa_addr_with_align): New function.
9600 (hsa_bitmemref_alignment): Use newly added function.
9601 (gen_hsa_insns_for_load): Likewise.
9602 (gen_hsa_insns_for_store): Likewise.
9603 (gen_hsa_memory_copy): New argument added.
9604 (gen_hsa_insns_for_single_assignment): Respect
9605 alignment for assignments processed via gen_hsa_memory_copy.
9606 (gen_hsa_insns_for_direct_call): Likewise.
9607 (gen_hsa_insns_for_return): Likewise.
9608 (gen_function_def_parameters): Set default alignment.
9609 * hsa.c (hsa_object_alignment): New function.
9610 (hsa_byte_alignment): Pasted function.
9611 * hsa.h (hsa_symbol::m_align): New field.
9613 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9615 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9616 scratch field for goto case.
9618 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9620 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9622 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9625 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9626 (scalar_chain::convert_insn): Call convert_op for reg
9627 moves to handle undefined registers.
9629 2016-03-31 Nathan Sidwell <nathan@acm.org>
9632 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9633 Assert we don't want to move backwards.
9635 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9638 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9640 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9642 PR rtl-optimization/70460
9643 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9644 with operand from REG_LABEL_OPERAND, instead substitute
9645 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9646 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9648 2016-03-31 Martin Liska <mliska@suse.cz>
9650 * passes.c (execute_one_pass): Do not call
9651 todo_after for a discarded function.
9653 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9655 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9656 (no_cost, infinite_cost): Initialize the new field.
9657 (get_computation_cost_at): Record setup cost.
9658 (determine_use_iv_cost_address): Skip cost computation for sub
9659 uses if we can estimate it without losing accuracy.
9661 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9663 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9665 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9666 max_loop_iterations_int.
9667 (tree_unswitch_outer_loop): Likewise.
9668 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9669 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9671 2016-03-30 Richard Biener <rguenther@suse.de>
9674 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9676 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9679 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9680 in gen_blendm expander.
9682 2016-03-30 Nick Clifton <nickc@redhat.com>
9685 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9686 case where we are already provided with an SImode SUBREG.
9688 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9691 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9692 conflict between DRAP register and __builtin_eh_return.
9694 2016-03-30 Michael Matz <matz@suse.de>
9695 Richard Biener <rguenther@suse.de>
9698 * ipa-polymorphic-call.c (struct type_change_info): Change
9699 speculative to an unsigned allowing to limit the work we do.
9700 (csftc_abort_walking_p): New inline function..
9701 (check_stmt_for_type_change): Limit the number of may-defs
9702 skipped for speculative devirtualization to
9703 max-speculative-devirt-maydefs.
9704 * params.def (max-speculative-devirt-maydefs): New param.
9705 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9707 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9710 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9713 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9715 PR tree-optimization/59124
9716 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9717 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9719 2016-03-29 Jeff Law <law@redhat.com>
9721 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9723 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9725 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9728 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9730 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9731 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9732 gcrt0.o if linking dynamically.
9734 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9737 * ipa-devirt.c (methods_equal_p): New function.
9738 (compare_virtual_tables): Use it.
9739 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9740 * cgraphclones.c (clone_function_name_1): Use
9741 symbol_table::symbol_suffix_separator.
9742 * coverage.c (build_var): Likewise.
9743 * symtab.c (symbol_table::symbol_suffix_separator): New.
9745 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9747 PR rtl-optimization/70429
9748 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9749 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9750 mode != result_mode.
9753 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9755 PR tree-optimization/70405
9756 * ssa-iterators.h (num_imm_uses): Add missing braces.
9758 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9760 PR rtl-optimization/68695
9761 * ira-color.c (allocno_copy_cost_saving): New.
9762 (improve_allocation): Use it.
9764 2016-03-29 Richard Henderson <rth@redhat.com>
9767 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9769 2016-03-29 Richard Biener <rguenther@suse.de>
9772 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9773 use alignment returned by get_pointer_alignment_1 if it is
9774 bigger than BITS_PER_UNIT.
9775 * builtins.c (get_pointer_alignment_1): Do not return true
9776 for alignment extracted from SSA info.
9778 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9780 * config/ft32/ft32.opt (mnodiv): New.
9781 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9782 * doc/invoke.texi (FT32 Options -mnodiv): New.
9784 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9787 * config/i386/i386.md (define_split, andn): Fix modes.
9789 2016-03-26 Richard Biener <rguenther@suse.de>
9790 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9793 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9795 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9796 as 2nd argument to cl_optimization_restore().
9798 2016-03-25 Richard Henderson <rth@redhat.com>
9801 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9802 * config/aarch64/aarch64-protos.h: Declare it.
9803 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9805 2016-03-25 Alan Modra <amodra@gmail.com>
9808 * config/rs6000/constraints.md (j): Simplify.
9809 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9811 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9812 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9813 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9814 in all constraint alternatives.
9815 (movtd_64bit_nodm): Delete "j" constraint alternative.
9817 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9819 * tree-ssa-propagate.c: Enhance docs for
9820 SSA_PROP_NOT_INTERESTING.
9822 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9824 * doc/extend.texi: Fix typo in documentation to pure attribute.
9826 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9829 * config/pa/pa.md (bswapdi2): Use a scratch register.
9831 2016-03-24 Richard Henderson <rth@redhat.com>
9834 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9837 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9839 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9840 using ix86_expand_binary_operator instead of gen_andsi3.
9842 2016-03-24 Richard Biener <rguenther@suse.de>
9844 PR tree-optimization/70396
9845 * tree-vect-stmts.c (vectorizable_comparison): Use
9846 get_vectype_for_scalar_type.
9848 2016-03-24 Richard Biener <rguenther@suse.de>
9851 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9852 with register bases.
9854 2016-03-24 Richard Biener <rguenther@suse.de>
9856 PR tree-optimization/70372
9857 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9858 build_all_ones_cst to also handle vector types correctly.
9860 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9863 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9866 2016-03-23 Marek Polacek <polacek@redhat.com>
9869 * doc/invoke.texi: Document -Wignored-attributes.
9871 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9873 PR tree-optimization/69042
9874 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9875 parameter from 30 to 40.
9877 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9879 PR tree-optimization/69042
9880 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9881 for use with constant offset stripped in base.
9883 2016-03-23 Richard Biener <rguenther@suse.de>
9886 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9887 mode compatibility check.
9888 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9890 2016-03-23 Jeff Law <law@redhat.com>
9892 PR tree-optimization/64058
9893 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9895 (struct ssa_conflicts): Move up earlier in the file.
9896 (conflicts_, var_map_): New static variables.
9897 (initialize_conflict_count): New function to initialize the
9898 CONFLICT_COUNT field for each conflict pair.
9899 (compare_pairs): Lazily initialize the conflict count and use it
9900 as the first tie-breaker.
9901 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9902 and wipe conflicts_ and map_ around the call to qsort. Remove
9903 special case for 2 coalesce pairs.
9904 * bitmap.c (bitmap_count_unique_bits): New function.
9905 (bitmap_count_bits_in_word): New function, extracted from
9907 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9908 * bitmap.h (bitmap_count_unique_bits): Declare it.
9910 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9913 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9914 transparent alias chain for decl assembler name.
9915 * config/sol2.c (solaris_assemble_visibility): Likewise.
9917 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9919 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9921 (v10_fdivs): Likewise.
9922 (v10_fdivd): Likewise.
9924 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9927 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9928 to not call fclose twice on file.
9930 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9932 PR tree-optimization/70354
9933 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9934 oprnd0 is wider than oprnd1 and there is a cast from the wider
9935 type to oprnd1, mask it with the mask of the narrower type.
9938 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9939 Optimize TARGET_STV splitters, if high or low word of last argument
9942 2016-03-22 Jeff Law <law@redhat.com>
9945 tree-ssa-threadbackward.c
9946 (fsm_find_control_statement_thread_paths): Correctly distinguish
9947 between old style jump threads vs FSM jump threads.
9949 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9952 * config/i386/i386.c (scalar_chain::convert_op): Support
9953 uninitialized register usage case.
9955 2016-03-22 Richard Biener <rguenther@suse.de>
9958 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9960 (capture::gen_transform): ... to change behavior when substituting
9961 a condition into cond or not-cond expr context.
9962 (dt_simplify::gen_1): Adjust.
9963 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9964 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9965 last change and instead change to
9966 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9967 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9969 2016-03-22 Anthony Green <green@moxielogic.com>
9971 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9972 issue for moxiebox targets.
9973 (CC1PLUS_SPEC): Ditto.
9975 2016-03-22 Richard Biener <rguenther@suse.de>
9978 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9981 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9983 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9985 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9988 * config/i386/i386.c (def_builtin): Handle
9989 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9991 (const struct builtin_description bdesc_special_args[]):
9992 Remove duplicate ISA bits.
9994 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9997 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9998 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9999 in a way that works also for AVX512BW.
10002 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10003 instead of source if operands[1] is xmm16 and above and
10004 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10005 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10008 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10009 on assign if (*from_p) is a comparison, set it to
10010 TREE_NO_WARNING (*from_p).
10012 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10014 PR middle-end/70326
10015 * lra.c (restore_scratches): Ignore deleted insns.
10017 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10018 Jakub Jelinek <jakub@redhat.com>
10020 PR tree-optimization/70317
10021 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10024 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10027 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10028 of ix86_expand_move.
10030 (movti): Use general_operand for operand 1 predicate.
10032 2016-03-21 Martin Liska <mliska@suse.cz>
10034 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10036 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10038 2016-03-21 Martin Liska <mliska@suse.cz>
10041 * ipa-icf.c (sem_function::parse): Skip static
10042 constructors and destructors.
10044 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10047 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10048 function-like macro, peek following token(s) if it is followed
10049 by CPP_OPEN_PAREN token with optional padding in between, and
10050 if not, don't treat it like a macro.
10052 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10053 Alexander Monakov <amonakov@ispras.ru>
10055 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10056 for the stabs debug format.
10058 2016-03-21 Richard Biener <rguenther@suse.de>
10060 PR tree-optimization/70310
10061 * tree-vect-generic.c (expand_vector_condition): Fold the built
10064 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10067 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10068 Block third alternative for AVX-512VL target,
10070 2016-03-21 Martin Liska <mliska@suse.cz>
10073 * hsa-brig.c (emit_function_directives): Mark unemitted
10074 global variables for emission.
10075 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10076 (get_symbol_for_decl): Likewise.
10077 * hsa.h (struct hsa_symbol): New flag.
10079 2016-03-21 Richard Biener <rguenther@suse.de>
10081 PR tree-optimization/70288
10082 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10083 we do not estimate unsimplified all-constant conditionals or
10084 switches as optimized away.
10086 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10088 PR rtl-optimization/69102
10089 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10090 when we have a readonly dependency context.
10092 2016-03-18 Jeff Law <law@redhat.com>
10094 PR rtl-optimization/70263
10095 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10096 (update_equiv_regs): When trying to move a store to after the insn
10097 that sets the source of the store, make sure the store occurs after
10098 the insn that sets the source of the store. When successful note
10099 the REG_EQUIV note created in the dump file.
10101 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10102 Bernd Schmidt <bschmidt@redhat.com>
10104 * doc/extend.texi: Document more potential problems with basic asms.
10106 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10108 PR rtl-optimization/70278
10109 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10112 2016-03-18 Jason Merrill <jason@redhat.com>
10114 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10116 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10118 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10119 values to 128b regs.
10121 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10123 PR tree-optimization/70252
10124 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10125 boolean vector has a proper number of elements.
10126 (supportable_narrowing_operation): Likewise.
10128 2016-03-18 Tom de Vries <tom@codesourcery.com>
10131 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10133 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10135 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10136 instead of replace_rtx for DEBUG_INSNs.
10138 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10140 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10141 load type reservations.
10143 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10146 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10147 define_constraint for "Q" and "T" constraints.
10149 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10151 Tweak the pipeline model for Exynos M1
10153 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10156 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10159 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10160 where one or both locations aren't within a line_map.
10162 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10165 * opts.c (finish_options): Don't set flag_pie to the default if
10166 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10169 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10171 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10172 true as ALL_REGS argument to replace_rtx.
10174 2016-03-17 Richard Biener <rguenther@suse.de>
10177 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10180 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10183 * rtl.h (replace_rtx): Add ALL_REGS argument.
10184 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10185 equality and assert mode is the same, instead of just rtx pointer
10187 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10188 true as ALL_REGS argument to replace_rtx.
10190 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10192 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10193 for boolean vector with vector mode only.
10194 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10196 2016-03-17 Nick Clifton <nickc@redhat.com>
10199 * config/rx/rx.c (rx_print_integer): Print negative constants in
10202 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10205 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10207 2016-03-16 Richard Henderson <rth@redhat.com>
10208 Richard Biener <rguenth@suse.de>
10210 PR middle-end/70240
10211 PR middle-end/68215
10213 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10214 first operand as is_gimple_condexpr.
10216 PR middle-end/70240
10217 PR middle-end/68215
10219 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10220 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10221 Do not gimplify the result.
10222 (do_unop): Adjust call to tree_vec_extract.
10223 (do_binop): Likewise.
10224 (do_compare): Likewise.
10225 (do_plus_minus): Likewise.
10226 (do_negate): Likewise.
10227 (expand_vector_condition): Likewise.
10228 (do_cond): Likewise.
10230 2016-03-16 Richard Henderson <rth@redhat.com>
10233 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10234 (aarch64_classify_address): Use it.
10235 (aarch64_legitimize_address): Force all subexpressions of PLUS
10236 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10238 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10239 Richard Biener <rguenth@suse.de>
10242 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10243 return to even if only REGNO is equal, and assert
10246 2016-03-11 Jeff Law <law@redhat.com>
10248 PR rtl-optimization/70224
10249 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10251 2016-03-16 Richard Henderson <rth@redhat.com>
10253 PR middle-end/70199
10254 * function.h (struct function): Add has_forced_label_in_static.
10255 * gimplify.c (force_labels_r): Set it.
10256 * lto-streamer-in.c (input_struct_function_base): Read it.
10257 * lto-streamer-out.c (output_struct_function_base): Write it.
10258 * tree-inline.c (has_label_address_in_static_1): Remove.
10259 (copy_forbidden): Remove fndecl parameter; test
10260 has_forced_label_in_static.
10261 (inline_forbidden_p): Update call to copy_forbidden.
10262 (tree_versionable_function_p): Likewise.
10263 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10264 (chkp_versioning): Likewise.
10265 * tree-inline.h (copy_forbidden): Update decl.
10267 2016-03-16 Marek Polacek <polacek@redhat.com>
10270 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10271 function being thunked if the result type doesn't have fixed size.
10272 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10273 doesn't have fixed size.
10275 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10277 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10278 reporting malformed loop nest.
10280 2016-03-16 Tom de Vries <tom@codesourcery.com>
10283 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10284 nodes.length () == 1 test to before first nodes[0] access.
10286 2016-03-16 Tom de Vries <tom@codesourcery.com>
10288 PR tree-optimization/68715
10289 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10290 single_pred_p test.
10292 2016-03-16 Tom de Vries <tom@codesourcery.com>
10294 PR tree-optimization/68809
10295 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10298 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10299 Sandra Loosemore <sandra@codesourcery.com>
10301 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10302 on leaf attribute. Mention ELF interposition problems.
10304 2016-03-16 Alan Modra <amodra@gmail.com>
10306 PR rtl-optimization/69195
10307 PR rtl-optimization/47992
10308 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10311 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10314 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10316 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10318 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10320 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10322 PR rtl-optimization/70222
10323 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10324 optimization if mode is different from result_mode, queue up masking
10325 of the result in outer_op. Formatting fix.
10327 PR middle-end/70239
10328 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10331 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10333 PR rtl-optimization/69032
10334 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10335 looping backwards over basic block insns.
10337 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10340 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10341 to non-speculative when propagating trap bits.
10343 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10345 PR rtl-optimization/63384
10346 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10347 DEBUG_INSN_P insns.
10349 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10352 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10353 factored out from ...
10354 (sched_analyze_insn): ... here.
10355 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10356 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10357 get_implicit_reg_pending_clobbers in it.
10358 (setup_id_reg_sets): Use setup_id_implicit_regs.
10359 (deps_init_id): Ditto.
10361 2016-03-15 Tom de Vries <tom@codesourcery.com>
10364 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10366 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10367 execute_function_dump.
10368 (execute_one_pass): Don't dump function if it will be dumped after ipa
10371 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10373 * genrecog.c (match_pattern_2): If pred is NULL don't call
10374 safe_predicate_mode on it.
10376 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10378 PR middle-end/70219
10379 * lra-constraints.c (delete_move_and_clobber): Change assertion
10380 to also allow dregno == 0.
10382 2016-03-14 Richard Henderson <rth@redhat.com>
10385 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10386 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10387 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10388 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10391 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10394 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10396 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10398 * lra-constraints.c (split_reg): For hard regs, try to find the
10399 biggest single-register mode used in the function.
10401 2016-03-14 Richard Biener <rguenther@suse.de>
10403 PR tree-optimization/56365
10404 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10405 constants to compare against.
10407 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10410 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10411 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10412 (define_split for the GPR case): Use int_reg_operand instead of
10413 gpc_reg_operand for the output.
10415 2016-03-14 Tom de Vries <tom@codesourcery.com>
10417 PR tree-optimization/70045
10418 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10419 create_empty_if_region_on_edge argument.
10421 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10423 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10424 (STACK_CHECK_PROTECT): Likewise.
10425 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10426 (STACK_CHECK_PROTECT): Likewise.
10427 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10428 (STACK_CHECK_PROTECT): Likewise.
10429 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10430 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10431 (STACK_CHECK_PROTECT): Likewise.
10433 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10435 PR rtl-optimization/69307
10436 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10437 registers in modes that span more than one register.
10439 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10442 * lra-constraints.c (delete_move_and_clobber): New.
10443 (remove_inheritance_pseudos): Use it.
10445 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10448 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10449 the libcall is LCT_THROW.
10450 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10451 for the checking routine.
10453 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10456 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10457 optimization if we have direct move.
10458 (roundu32<mode>2_fprs): Likewise.
10460 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10463 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10465 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10466 Arguments swapped. All callers changed. Take reg_renumber into
10467 account, and Calculate and compare register ranges for hard regs.
10469 2016-03-11 Jeff Law <law@redhat.com>
10471 PR tree-optimization/70190
10472 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10473 Handle cases where we can not extract the taken edge, even though we
10474 found a constant value.
10476 PR tree-optimization/64058
10477 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10478 (num_coalesce_pairs): Move up earlier in file.
10479 (find_coalesce_pair): Initialize the INDEX field for each pair
10481 (compare_pairs): No longer sort on the elements in each pair.
10482 Instead break ties with the index of the coalesce pair.
10484 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10487 * config/aarch64/aarch64-protos.h
10488 (aarch64_save_restore_target_globals): New prototype.
10489 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10490 Call the above when popping pragma.
10491 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10493 (aarch64_set_current_function): Rewrite using the above.
10495 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10497 PR tree-optimization/70177
10498 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10499 (extract_ops_from_tree): ... this. In the 2 argument
10500 overload remove _1 suffix.
10501 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10502 (extract_ops_from_tree): ... this.
10503 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10505 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10506 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10507 extract_ops_from_tree instead of 2 operand one.
10509 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10511 PR tree-optimization/70013
10512 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10513 for constant-pool entries.
10515 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10517 PR rtl-optimization/70174
10518 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10519 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10521 PR tree-optimization/70169
10522 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10523 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10526 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10527 Jakub Jelinek <jakub@redhat.com>
10530 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10531 of uninitialized values.
10533 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10535 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10537 ("*trunctddd2"): New pattern definition.
10538 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10541 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10543 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10544 definitions for BFP and DFP rounding modes.
10545 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10546 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10547 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10548 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10551 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10553 * config/s390/constraints.md: Adjust comment.
10554 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10555 s390_decompose_addrstyle_without_index.
10556 * config/s390/predicates.md (shift_count_or_setmem_operand):
10557 Rename to setmem_operand.
10558 * config/s390/s390-protos.h
10559 (s390_decompose_shift_count): Rename to
10560 s390_decompose_addrstyle_without_index.
10561 * config/s390/s390.c (s390_decompose_shift_count)
10562 (s390_mem_constraint, print_shift_count_operand)
10563 (print_operand_address, print_operand): Rename
10564 s390_decompose_shift_count to
10565 s390_decompose_addrstyle_without_index and rename
10566 print_shift_count_operand to print_addrstyle_operand troughout the
10568 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10569 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10570 Rename shift_count_or_setmem_operand to setmem_operand.
10571 * config/s390/vx-builtins.md ("vec_insert<mode>")
10572 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10575 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10578 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10579 Handle overlapping retval and newval.
10581 2016-03-10 Nick Clifton <nickc@redhat.com>
10584 * config/aarch64/aarch64.c
10585 (aarch64_override_options_after_change_1): When forcing
10586 flag_omit_frame_pointer to be true, use a special value that can
10587 be detected if this function is called again, thus preventing
10588 flag_omit_leaf_frame_pointer from being forced to be false.
10590 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10592 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10593 Set x_flag_omit_leaf_frame_pointer when handling
10594 -momit-leaf-frame-pointer.
10596 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10599 * cgraph.c (cgraph_node::dump): Dump split_part and
10600 indirect_call_target.
10601 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10602 * ipa.c (has_addr_references_p): Cleanup.
10603 (is_indirect_call_target_p): New.
10604 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10605 called indirectly as local.
10606 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10608 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10611 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10612 on cxa_pure_virtual.
10614 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10617 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10619 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10622 * tree.c (need_assembler_name_p): Only record main variant type names.
10624 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10627 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10628 Always define to 0 or 1.
10629 (TARGET_FIX_ERR_A53_843419): New macro.
10630 * config/aarch64/aarch64-elf-raw.h
10631 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10632 * config/aarch64/aarch64-linux.h: Likewise.
10633 * config/aarch64/aarch64.c
10634 (aarch64_override_options_after_change_1): Do not default
10635 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10637 (aarch64_attributes): Handle fix-cortex-a53-843419.
10638 (aarch64_can_inline_p): Likewise.
10639 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10641 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10642 Jakub Jelinek <jakub@redhat.com>
10644 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10645 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10646 DECL_COMMONS if flag_unconstrained_commons is set.
10647 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10648 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10649 (funconstrained-commons): Document.
10651 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10653 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10654 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10656 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10658 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10659 has a proper number of elements.
10661 2016-03-10 Alan Modra <amodra@gmail.com>
10663 PR rtl-optimization/69195
10664 PR rtl-optimization/47992
10665 * ira.c (recorded_label_ref): Delete.
10666 (update_equiv_regs): Return void.
10667 (indirect_jump_optimize): New function.
10668 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10669 before regstat_compute_ri. Don't rebuild_jump_labels here.
10670 Delete update_regstat.
10672 2016-03-10 Richard Biener <rguenther@suse.de>
10674 PR tree-optimization/70128
10675 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10676 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10678 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10680 PR tree-optimization/70152
10681 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10682 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10685 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10686 instead of gen_sse2_loadlpd.
10687 * config/i386/sse.md (*vec_concatv2df): Rename to...
10688 (vec_concatv2df): ... this.
10690 PR tree-optimization/70127
10691 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10693 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10697 * diagnostic-show-locus.c (compatible_locations_p): New function.
10698 (layout::layout): Sanitize ranges using compatible_locations_p.
10700 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10704 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10705 location_range param with three const expanded_locations * and a
10707 (layout::layout): Replace call to
10708 rich_location::lazily_expand_location with get_expanded_location.
10709 Extract the range and perform location expansion here, passing
10710 the results to the layout_range ctor.
10711 * diagnostic.c (source_range::debug): Delete.
10712 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10713 of rich_location::get_expanded_location.
10714 * gcc-rich-location.c (get_range_for_expr): Delete.
10715 (gcc_rich_location::add_expr): Reimplement to avoid the
10716 rich_location::add_range overload that took a location_range,
10717 passing a location_t instead.
10719 2016-03-09 Richard Biener <rguenther@suse.de>
10720 Jakub Jelinek <jakub@redhat.com>
10722 PR tree-optimization/70138
10723 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10724 Also skip vect_double_reduction_def.
10726 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10729 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10730 if the operand is "m".
10732 2016-03-09 Nathan Sidwell <nathan@acm.org>
10734 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10736 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10738 * config/i386/i386.c (processor_target_table): Fix cost table
10739 intialization order for znver1.
10741 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10743 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10744 - becuase -> because.
10745 * ipa-reference.c (ignore_module_statics): Likewise.
10746 * cgraph.c (cgraph_node::get_body): Likewise.
10747 * ipa-inline.c (early_inliner): Likewise.
10748 * ipa-devirt.c (types_same_for_odr): Likewise.
10749 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10750 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10752 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10754 * tree-ssa-math-opts.c: Fix typo in comment.
10756 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10759 * config/i386/i386.c (scalar_chain::make_vector_copies,
10760 scalar_chain::convert_reg): Call end_sequence in between
10761 get_insns and emit_conversion_insns rather than after both
10764 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10767 * config/i386/i386.h (machine_function): Add
10768 pc_thunk_call_expanded flag.
10769 (ix86_pc_thunk_call_expanded): New define.
10770 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10771 (*set_got): Rename insn pattern from set_got.
10772 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10773 * config/i386/i386.c (ix86_compute_frame_layout): Use
10774 ix86_pc_thunk_call_expanded to prevent red-zone.
10776 2016-03-07 Martin Jambor <mjambor@suse.cz>
10778 * hsa.h (hsa_get_ctor_statements): Declare.
10779 (hsa_get_dtor_statements): Likewise.
10780 (hsa_get_kernel_dispatch_type): Likewise.
10781 * hsa.c (hsa_get_ctor_statements): New function.
10782 (hsa_get_dtor_statements): Likewise.
10783 (hsa_get_kernel_dispatch_type): Likewise.
10784 * hsa-brig.c (hsa_cdtor_statements): Removed.
10785 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10786 hsa_get_dtor_statements.
10787 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10788 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10790 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10792 * config/arm/arm-cores.def (cortex-r8): New.
10793 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10794 * config/arm/arm-tune.md: Likewise.
10795 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10797 2016-03-07 Martin Sebor <msebor@redhat.com>
10799 PR rtl-optimization/19705
10800 * doc/invoke.texi (Options That Control Optimization): Clarify
10801 -fno-branch-count-reg.
10803 2016-02-26 Richard Biener <rguenther@suse.de>
10804 Jeff Law <law@redhat.com>
10806 PR tree-optimization/69740
10807 * cfghooks.c (remove_edge): Request loop fixups if we delete
10808 an edge that might turn an irreducible loop into a natural
10810 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10811 Move after definition of loops_state_clear.
10813 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10815 PR rtl-optimization/69052
10816 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10819 2016-03-07 Tom de Vries <tom@codesourcery.com>
10821 PR tree-optimization/70116
10822 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10823 is_tm_ending stmts and ubsan/asan internal functions.
10824 (find_duplicate): Use it. Don't test is_tm_ending here.
10826 2016-03-07 Richard Biener <rguenther@suse.de>
10828 PR tree-optimization/70115
10829 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10830 (propagate_constants_for_unrolling): Use replace_uses_by.
10832 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10834 PR middle-end/69916
10835 * omp-low.c (struct oacc_loop): Add ifns.
10836 (new_oacc_loop_raw): Initialize it.
10837 (finish_oacc_loop): Clear mask & flags if no ifns.
10838 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10839 (oacc_loop_xform_loop): Add ifns arg & adjust.
10840 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10842 2016-03-07 Richard Henderson <rth@redhat.com>
10845 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10846 (insert_value_copy_on_edge): Likewise.
10848 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10850 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10852 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10855 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10857 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10859 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10861 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10863 Fix sseimul type attribute.
10864 * config/i386/znver1.md
10865 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10866 znver1_sseimul_avx256_load) : Fix the type attribute.
10867 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10868 pipe usage and latency.
10870 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10873 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10874 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10877 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10880 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10882 PR rtl-optimization/69941
10883 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10884 the reg share its mode.
10886 2016-03-04 Jeff Law <law@redhat.com>
10888 PR tree-optimization/69196
10889 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10890 If the both SSA_NAMEs are anonymous, then consider them unassociated
10891 and include the PHI in the statement count.
10893 2016-03-05 Tom de Vries <tom@codesourcery.com>
10895 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10896 construct in oacc routine. Check for oacc region in oacc routine.
10898 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10901 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10902 2016-02-22 changes, instead don't recurse if RECUR is already true.
10903 Don't change *dynamic_check if RECUR. Adjust recursive caller
10904 to pass true to the new argument.
10905 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10908 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10909 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10911 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10913 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10915 PR rtl-optimization/57676
10916 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10917 with flag_checking.
10919 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10921 * tree-vect-patterns.c (search_type_for_mask): Handle
10922 comparison of booleans.
10924 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10926 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10930 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10931 all other ops that have dw_val_class_die_ref operands,
10932 and DW_OP_GNU_entry_value.
10934 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10936 PR rtl-optimization/69904
10937 * config/arm/arm.c (arm_cannot_copy_insn_p):
10938 Return true for load-exclusive instructions.
10940 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10943 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10944 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10945 the pattern no matter if it is used just by non-pattern, pattern
10947 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10948 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10949 oprnd1 def_stmt is in pattern, don't look through it.
10951 2016-03-03 Marek Polacek <polacek@redhat.com>
10953 PR middle-end/70050
10954 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10956 2016-03-03 Martin Liska <mliska@suse.cz>
10958 PR tree-optimization/70043
10959 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10960 previous statement if we see a debug statement.
10962 2016-03-03 Richard Biener <rguenther@suse.de>
10964 PR tree-optimization/55936
10965 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10966 parameter and guard unsafe equivalence use.
10967 (vrp_evaluate_conditional_warnv_with_ops): Always use
10968 safe equivalences but not via the quadratic compare_names
10971 2016-03-03 Michael Collison <michael.collison@linaro.org>
10974 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10975 for operand 1 to s_register_operand. Change predicate for operand
10976 2 to arm_not_immediate_operand.
10978 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10980 * doc/tm.texi: Regenerated.
10982 2016-03-02 Richard Henderson <rth@redhat.com>
10985 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10986 simplification when all args are positive non-fixed registers.
10988 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10990 * target.def (lra_p): Specify that new ports should use LRA.
10992 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10995 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10996 gimplify_type_sizes the type they refer to.
10997 (omp_notice_variable): Handle reference vars to VLAs.
10998 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10999 reference to VLA decls in the second pass instead of first pass.
11001 2016-03-02 Tom de Vries <tom@codesourcery.com>
11003 PR tree-optimization/68659
11004 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11005 new_expr == NULL_TREE.
11006 (get_new_name): Handle ADDR_EXPR.
11008 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11010 PR rtl-optimization/69052
11011 * loop-invariant.c (canonicalize_address): New function.
11012 (inv_can_prop_to_addr_use): Check validity of address expression
11013 which is canonicalized by above function.
11015 2016-03-02 Alan Modra <amodra@gmail.com>
11018 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11021 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11024 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11025 (*movhi_internal): Put mask moves from and to memory separately
11026 from moves from/to GPRs.
11028 2016-03-02 Richard Biener <rguenther@suse.de>
11030 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11031 GENERIC expressions in GIMPLE.
11033 2016-03-02 Richard Biener <rguenther@suse.de>
11035 * config/i386/i386.c (type_natural_mode): Fix typo.
11037 2016-03-02 Nick Clifton <nickc@redhat.com>
11039 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11041 2016-03-02 Richard Biener <rguenther@suse.de>
11042 Uros Bizjak <ubizjak@gmail.com>
11045 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11047 2016-03-02 Richard Biener <rguenther@suse.de>
11049 PR middle-end/67278
11050 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11052 2016-03-02 Marek Polacek <polacek@redhat.com>
11055 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11056 "is promoted to" warning.
11058 2016-03-01 DJ Delorie <dj@redhat.com>
11060 * config.gcc: Deprecate mep-*.
11062 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11064 PR middle-end/70025
11065 * lra-constraints.c (regno_val_use_in): New.
11066 (match_reload): Use it instead of regno_use_in.
11068 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11070 PR rtl-optimization/70007
11071 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11072 references present in REG_EQUAL notes attached to non-SET patterns.
11074 2016-03-01 Jeff Law <law@redhat.com>
11076 PR tree-optimization/69196
11077 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11078 Appropriately clamp the number of statements to copy when the
11079 thread path does not traverse a loop backedge.
11081 PR tree-optimization/69196
11082 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11083 Do count some PHIs in the thread path against the insn count. Decrease
11084 final statement count by one as the control statement in the last
11085 block will get removed. Remove special cased code for handling PHIs
11088 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11091 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11092 asm dialect alternatives to explicit GOTPCREL calls.
11094 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11097 * ira.c (do_reload): Issue warning for generic stack checking here...
11098 * reload1.c (reload): ...instead of here and streamline it.
11100 2016-03-01 Nick Clifton <nickc@redhat.com>
11102 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11104 2016-03-01 Richard Biener <rguenther@suse.de>
11106 PR tree-optimization/69983
11107 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11108 types and fall back to operand_equal_p.
11110 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11113 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11115 * config/s390/constraints.md ("jm8"): New constraint.
11116 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11118 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11120 ("*setmem_long<setmem_and>"): New pattern.
11121 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11123 ("*setmem_long_31z<setmem_and>"): New pattern.
11124 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11125 New substitution rules with the required attributes.
11128 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11131 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11133 * gensupport.c (process_substs_on_one_elem): Split loop to
11134 complete mark_operands_used_in_match_dup on all expressions in the
11136 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11137 and remove function.
11139 2016-03-01 Richard Biener <rguenther@suse.de>
11141 PR middle-end/70022
11142 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11143 vector BIT_FIELD_REF extract.
11145 2016-03-01 Richard Biener <rguenther@suse.de>
11147 PR tree-optimization/69994
11148 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11150 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11152 PR tree-optimization/69956
11153 * tree-vect-stmts.c (supportable_widening_operation): Support
11154 multi-step conversion of boolean vectors.
11155 (supportable_narrowing_operation): Likewise.
11157 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11159 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11162 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11164 * config/s390/subst.md (DSI_VI): New mode iterator.
11165 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11166 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11167 the insn definition.
11168 ("*vec_set<mode>"): Change predicate and add alternative to
11169 support only either register or const_int operands as element
11171 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11173 ("vec_extract<mode>"): New expander.
11174 ("*vec_extract<mode>"): New insn definition supporting reg and
11175 const_int element selectors.
11176 ("*vec_extract<mode>_plus"): New insn definition supporting
11177 reg+const_int element selectors.
11178 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11179 following expander+insn definition.
11180 ("<vec_shifts_name><mode>3"): New expander.
11181 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11183 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11185 * config/s390/s390.md ("*tabort_1"): Change predicate to
11186 nonmemory_operand. Add a second alternative to cover
11187 register as well as const int operands.
11188 ("*tabort_1_plus"): New pattern definition.
11190 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11192 * config/s390/s390.md ("*ashrdi3_cc_31")
11193 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11194 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11195 Merge insn definitions into ...
11196 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11197 New pattern definition.
11198 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11199 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11200 ("*ashr<mode>3_and"): Merge insn definitions into ...
11201 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11202 New pattern definition.
11203 * config/s390/subst.md ("addr_style_op_cc_subst")
11204 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11205 substitutions patterns plus attributes.
11206 Add ashiftrt to SUBST iterator.
11208 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11210 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11211 op2 to nonmemory_operand.
11212 ("*<shift>di3_31", "*<shift>di3_31_and"):
11213 Merge into single pattern definition ...
11214 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11215 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11216 pattern definition ...
11217 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11218 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11221 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11223 * config/s390/predicates.md (const_int_6bitset_operand): New
11225 * config/s390/s390.md: Include subst.md.
11226 ("rotl<mode>3"): New expander.
11227 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11229 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11230 * config/s390/subst.md: New file.
11232 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11234 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11235 Remove RRR type. It doesn't really exist.
11236 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11238 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11239 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11240 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11241 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11242 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11243 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11244 `enabled' attribute.
11246 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11248 * gensupport.c (process_substs_on_one_elem): Split loop to
11249 complete mark_operands_used_in_match_dup on all expressions in the
11251 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11252 and remove function.
11254 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11257 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11258 (CEIL_NWORDS): ...this. Use CEIL macro.
11259 (compute_fp_layout): Adjust to above renaming.
11260 (function_arg_union_value): Likewise.
11261 (sparc_arg_partial_bytes): Likewise.
11262 (sparc_function_arg_advance): Likewise.
11264 2016-02-29 Jeff Law <law@redhat.com>
11266 PR tree-optimization/70005
11267 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11268 where an object with a boolean range is compared against a value
11271 PR tree-optimization/69999
11272 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11273 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11276 2016-02-29 Richard Biener <rguenther@suse.de>
11278 PR tree-optimization/69994
11279 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11280 (get_unary_op): Look through nop conversions.
11281 (ops_equal_values_p): New function, look for equality diregarding
11283 (eliminate_plus_minus_pair): Use ops_equal_values_p
11284 (repropagate_negates): Do not use get_unary_op here.
11286 2016-02-29 Martin Liska <mliska@suse.cz>
11288 * system.h: Poison ENABLE_CHECKING macro.
11290 2016-02-29 Martin Liska <mliska@suse.cz>
11292 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11293 is presented in dump flags.
11294 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11295 (hsa_regalloc): Likewise.
11297 2016-02-19 Richard Biener <rguenther@suse.de>
11299 PR tree-optimization/69980
11300 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11301 permutation of those we need to keep.
11303 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11306 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11307 (NWORDS_UP): ...this
11308 (init_cumulative_args): Minor tweaks.
11309 (sparc_promote_function_mode): Likewise.
11310 (scan_record_type): Delete.
11311 (traverse_record_type): New function template.
11312 (classify_data_t): New structure type.
11313 (classify_registers): New inline function.
11314 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11315 exhausted. Instantiate traverse_record_type on classify_registers and
11316 deal with the case of a structure passed in slot #15 with no FP field
11318 (assign_data_t): New structure type.
11319 (compute_int_layout): New static function.
11320 (compute_fp_layout): Likewise.
11321 (count_registers): New inline function.
11322 (assign_int_registers): New static function.
11323 (assign_fp_registers): Likewise.
11324 (assign_registers): New inline function.
11325 (function_arg_record_value_1): Delete.
11326 (function_arg_record_value_2): Likewise.
11327 (function_arg_record_value_3): Likewise.
11328 (function_arg_record_value): Adjust to above changes. Instantiate
11329 traverse_record_type on count_registers to first count the number of
11330 registers to be used and then on assign_registers to assign them.
11331 (function_arg_union_value): Adjust to above renaming.
11332 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11333 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11334 case of a structure passed in slot #15
11335 (sparc_function_arg_advance): Likewise.
11336 (function_arg_padding): Minor tweak.
11338 2016-02-29 Richard Biener <rguenther@suse.de>
11340 PR tree-optimization/69720
11341 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11342 the adjustment_def path for possibly vectorized defs.
11343 (vect_create_epilog_for_reduction): Handle vectorized initial
11346 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11348 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11350 2016-02-27 Jeff Law <law@redhat.com>
11353 2016-02-26 Richard Biener <rguenther@suse.de>
11354 Jeff Law <law@redhat.com>
11356 PR tree-optimization/69740
11357 * cfghooks.c (remove_edge): Request loop fixups if we delete
11358 an edge that might turn an irreducible loop into a natural
11361 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11363 PR rtl-optimization/69896
11364 * tree-vect-generic.c (get_compute_type): Avoid single element
11367 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11369 Rename the AArch64 tuning option and related functions to enable the
11370 Newton series for the reciprocal square root to reflect its
11371 approximative characteristic.
11373 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11374 function to "aarch64_emit_approx_rsqrt".
11375 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11376 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11377 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11378 (xgene1_tunings): Likewise.
11379 (use_rsqrt_p): Likewise.
11380 (aarch64_emit_swrsqrt): Use new function name.
11381 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11382 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11383 text explaining this option.
11384 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11386 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11389 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11390 complain about -mallow-movmisalign without -mvsx if
11391 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11393 2016-02-26 Joel Sherrill <joel@rtems.org>
11395 * config.gcc: Add x86_64-*-rtems*.
11396 * config/i386/rtems-64.h: New file.
11398 2016-02-26 Joel Sherrill <joel@rtems.org>
11400 * config.gcc: Add aarch64-*-rtems*.
11401 * config/aarch64/rtems.h: New file.
11403 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11406 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11407 shift amount using %h. Add comment.
11409 2016-02-26 Richard Biener <rguenther@suse.de>
11410 Jeff Law <law@redhat.com>
11412 PR tree-optimization/69740
11413 * cfghooks.c (remove_edge): Request loop fixups if we delete
11414 an edge that might turn an irreducible loop into a natural
11417 2016-02-26 Martin Jambor <mjambor@suse.cz>
11419 PR middle-end/69920
11420 * tree-sra.c (sra_modify_assign): Do not remove loads of
11421 uninitialized aggregates to SSA_NAMEs.
11423 2016-02-26 Richard Henderson <rth@redhat.com>
11426 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11427 pseudo in case the target rtx matches the source of the left
11430 2016-02-26 Martin Jambor <mjambor@suse.cz>
11433 * hsa.h (hsa_type_packed_p): Declare.
11434 * hsa.c (hsa_type_packed_p): New function.
11435 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11437 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11438 * hsa-brig.c (emit_basic_insn): Likewise.
11440 2016-02-26 Martin Jambor <mjambor@suse.cz>
11443 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11445 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11447 2016-02-26 Martin Jambor <mjambor@suse.cz>
11449 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11450 hsa_op_with_type operands.
11451 (hsa_unsigned_type_for_type): Declare.
11452 * hsa.c (hsa_unsigned_type_for_type): New function.
11453 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11454 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11455 the finalizer. Do not emit extra move.
11457 2016-02-26 Martin Jambor <mjambor@suse.cz>
11459 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11460 atomic operations in private segment.
11462 2016-02-26 Martin Jambor <mjambor@suse.cz>
11464 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11465 statements to wi->info. Also disallow omp simd constructs.
11466 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11467 for not gridifying. Dump special string for omp_for.
11469 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11472 * config/aarch64/aarch64.c (aarch64_set_current_function):
11473 Save/restore target globals when switching to
11474 target_option_default_node.
11476 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11479 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11480 Return 0 if !SHIFT_COUNT_TRUNCATED.
11482 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11483 Eric Botcazou <ebotcazou@adacore.com>
11485 PR rtl-optimization/69891
11486 * dse.c (scan_insn): If we can't figure out memset arguments
11487 or they are non-constant, call clear_rhs_from_active_local_stores.
11489 2016-02-26 Martin Liska <mliska@suse.cz>
11491 * doc/extend.texi: Mention clog10, clog10f an clog10l
11492 in Builtins section.
11494 2016-02-26 Martin Liska <mliska@suse.cz>
11496 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11498 (resolve_args_picking_1): Likewise.
11499 * dwarf2out.h (struct GTY): Likewise.
11501 2016-02-26 Martin Liska <mliska@suse.cz>
11503 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11504 with flag_checking.
11505 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11507 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11508 Martin Liska <mliska@suse.cz>
11510 * doc/install.texi: Mention --enable-valgrind-annotations.
11512 2016-02-26 Richard Biener <rguenther@suse.de>
11514 PR tree-optimization/69551
11515 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11516 looking through aliases adjust DECL_PT_UID to refer to the
11517 ultimate alias target.
11519 2016-02-25 Martin Liska <mliska@suse.cz>
11521 PR middle-end/69919
11522 * alloc-pool.c (after_memory_report): New variable.
11523 * alloc-pool.h (base_pool_allocator ::release): Do not use
11524 the infrastructure if after_memory_report.
11525 * toplev.c (toplev::main): Mark after memory report.
11527 2016-02-25 Richard Biener <rguenther@suse.de>
11529 PR tree-optimization/48795
11530 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11532 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11535 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11536 offloading is enabled and -fopenacc or -fopenmp is specified.
11537 (CRTOFFLOADEND): Likewise.
11538 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11539 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11540 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11541 (offload_objects_file_name): New static var.
11542 (tool_cleanup): Remove offload_objects_file_name file.
11543 (find_offloadbeginend): Replace with ...
11544 (find_crtoffloadtable): ... this.
11545 (run_gcc): Remove offload_argc and offload_argv.
11546 Get offload_objects_file_name from -foffload-objects=... option.
11547 Read names of object files with offload from this file, pass them to
11548 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11549 don't pass offloadbegin and offloadend to the linker. Don't pass
11550 offload non-LTO files to the linker, because now they're not claimed.
11552 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11555 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11556 on builtin_unreachable.
11558 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11560 PR rtl-optimization/69896
11561 * regcprop.c: Include cfgrtl.h.
11562 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11563 than remembered mode, either delete it (if noop_move_p), or
11564 treat like copy_p but not noop_p instruction.
11566 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11569 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11570 - allow NULL decl for Fortran DW_TAG_common_block variables.
11572 2016-02-24 Jason Merrill <jason@redhat.com>
11574 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11576 2016-02-24 Richard Biener <rguenther@suse.de>
11577 Jakub Jelinek <jakub@redhat.com>
11579 PR middle-end/69760
11580 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11581 conditionally executed ops to well-defined overflow behavior.
11583 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11585 PR middle-end/69915
11586 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11589 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11591 PR rtl-optimization/69886
11592 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11593 argument. Use it when checking validity of set instructions.
11594 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11595 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11597 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11598 * store-motion.c (find_moveable_store): Update
11599 can_assign_to_reg_without_clobbers_p callsite.
11601 2016-02-24 Richard Biener <rguenther@suse.de>
11603 PR middle-end/68963
11604 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11606 (record_nonwrapping_iv): Do not fall back to the low/high bound
11607 for non-constant IV bases if the stmt is not always executed.
11609 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11611 * config/arm/arm-cores.def (cortex-a32): New entry.
11612 * config/arm/arm-tables.opt: Regenerate.
11613 * config/arm/arm-tune.md: Regenerate.
11614 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11615 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11616 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11617 for -mcpu and -mtune.
11619 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11622 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11623 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11624 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11625 (atomic_loaddi_1): Delete.
11626 (atomic_loaddi): Rewrite expander using the above changes.
11628 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11631 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11634 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11635 Richard Biener <rguenth@suse.de>
11637 PR middle-end/69909
11638 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11639 set_mem_attributes if tem is SSA_NAME which got expanded
11642 2016-02-24 Richard Biener <rguenther@suse.de>
11644 PR tree-optimization/69907
11645 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11646 end of permutations for BB vectorization.
11648 2016-02-24 Christian Bruel <christian.bruel@st.com>
11650 * config/arm/arm-c.c (arm_option_override): Initialize
11651 target_option_current_node.
11652 * config/arm/arm.c (arm_pragma_target_parse): Replace
11653 build_target_option_node call by target_option_current_node.
11654 Set target_option_current_node.
11657 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11660 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11661 define_insn_and_split to define_insn.
11662 (zero_extendqi<mode>2_dot2): Same.
11663 (extendqi<mode>2_dot): Same.
11664 (extendqi<mode>2_dot2): Same.
11666 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11668 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11669 and add bypass for AES{D,E} and AESMC pairs.
11670 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11673 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11675 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11676 series for reciprocal square root in Exynos M1.
11678 2016-02-23 Martin Sebor <msebor@redhat.com>
11681 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11682 __builtin_alloca_with_align.
11684 2016-02-23 Richard Henderson <rth@redhat.com>
11686 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11687 (ix86_register_pragmas): Remove __seg_tls.
11688 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11689 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11690 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11691 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11692 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11693 * doc/extend.texi (__seg_tls): Remove item.
11695 2016-02-23 Richard Biener <rguenther@suse.de>
11697 * alloc-pool.h (struct allocation_object): Make id member
11698 conditional on CHECKING_P again.
11699 (get_instance): Adjust.
11700 (base_pool_allocator): Likewise.
11702 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11704 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11705 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11707 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11709 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11711 2016-02-23 Richard Biener <rguenther@suse.de>
11713 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11714 * bitmap.h (struct bitmap_usage): Likewise.
11715 (bitmap_move): Declare.
11716 * bitmap.c (register_overhead): Take size_t argument.
11717 (bitmap_move): New function.
11718 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11719 to properly account overhead.
11720 * tree.c (free_node): Use tree_size.
11722 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11725 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11726 when inverting comparison.
11729 * common.opt (Wunreachable-code): Add Warning flag.
11731 2016-02-23 Mark Wielaard <mjw@redhat.com>
11732 Jakub Jelinek <jakub@redhat.com>
11735 * cgraphunit.c (check_global_declaration): Check main_input_filename
11736 and DECL_SOURCE_FILE are not NULL.
11738 2016-02-23 Martin Jambor <mjambor@suse.cz>
11740 PR tree-optimization/69666
11741 * tree-sra.c (sra_modify_assign): Do not attempt to create
11742 default_def replacements for unscalarizable regions.
11744 2016-02-20 Mark Wielaard <mjw@redhat.com>
11747 * cgraphunit.c (check_global_declaration): Check level of
11748 warn_unused_const_variable and main_input_filename.
11749 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11750 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11751 (-Wunused-const-variable): Explain levels 1 and 2.
11753 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11756 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11757 identical arguments. Formatting and spelling fixes.
11760 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11765 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11766 and m68k-devices.def.
11767 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11768 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11770 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11772 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11773 and HImode registers.
11775 2016-02-22 Richard Biener <rguenther@suse.de>
11777 PR tree-optimization/69882
11778 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11779 preserve permutations present because of gaps.
11780 (vect_supported_load_permutation_p): Always continue checking
11781 permutations after vect_attempt_slp_rearrange_stmts.
11783 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11785 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11786 min_profitable_estimate, rather than min_profitable_iters.
11788 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11791 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11792 SImode for last match_operand.
11794 2016-02-22 Martin Liska <mliska@suse.cz>
11796 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11797 return bitsize - 1 as the return value.
11799 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11803 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11804 Handle negative shift counts.
11805 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11806 force_reg on the shift constant.
11807 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11808 (lshrsi3_d): Handle negative shift counts.
11810 2016-02-22 Richard Biener <rguenther@suse.de>
11811 Tom de Vries <tom@codesourcery.com>
11813 * graph.c: Include dumpfile.h.
11814 (print_graph_cfg): Split into three overloads.
11815 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11817 2016-02-22 Tom de Vries <tom@codesourcery.com>
11819 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11822 2016-02-22 Richard Biener <rguenther@suse.de>
11825 * ipa-inline-transform.c (inline_call): When not updating
11826 overall summaries adjust self size by the growth estimate.
11827 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11828 hash-set, do not update overall summaries here. Renamed from ...
11829 (inline_to_all_callers): ... this which is now wrapping the
11830 above and performing delayed overall summary update.
11831 (early_inline_small_functions): Delay updating of the overall
11834 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11836 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11839 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11842 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11843 :%* in %:gt() argument.
11844 (greater_than_spec_func): Adjust for expecting only numbers,
11845 if there are more than two numbers, compare the last two.
11847 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11849 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11850 -Wnarrowing with -std.
11852 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11855 * expr.c (store_field): Don't use bit-field path if exp is
11856 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11857 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11858 and the assignment can be performed by bitwise copy. Formatting
11861 PR middle-end/69838
11862 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11863 call copy_reg_eh_region_note_forward on before and/or after sequences
11864 and remove note from insn if it no longer can throw.
11867 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11868 if TARGET_AVX512BW.
11870 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11872 * config/s390/vector.md: Add missing commutative operand markers
11873 to the patterns which qualify for one.
11874 * config/s390/vx-builtins.md: Likewise.
11876 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11878 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11879 types to mode iterators.
11880 (vec_double): ... and mode attribute.
11881 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11883 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11885 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11886 Change the predicate of op2 from nonimmediate to general and let
11887 reload fix it if necessary.
11889 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11891 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11893 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11895 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11898 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11900 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11901 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11902 * config/s390/s390.md ("movstr<P:mode>"): Call
11903 s390_expand_vec_movstr.
11905 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11907 * config/s390/s390.md: Add missing output modifier for operand 1
11908 to print it as address properly.
11910 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11912 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11913 * config/s390/2964.md: New file.
11914 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11915 of insn grouping attributes depending on the CPU level.
11916 (s390_get_unit_mask): New function.
11917 (s390_sched_score): Remove the OOO from the scheduling macros.
11918 Add loop to calculate a score for the instruction mix.
11919 (s390_sched_reorder): Likewise plus improve debug output.
11920 (s390_sched_variable_issue): Rename macros as above. Calculate
11921 the unit distances after actually scheduling an insn. Improve
11923 (s390_sched_init): Clear last_scheduled_unit_distance array.
11924 * config/s390/s390.md: Include 2964.md.
11926 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11929 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11930 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11931 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11932 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11933 *avx512f_<code>v8div16qi2_mask_1): New insns.
11935 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11938 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11941 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11942 earlyclobber from target. Use wF constraint for fused memory
11944 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11946 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11947 Martin Liska <mliska@suse.cz>
11950 * cfgexpand.c (asan_sanitize_stack_p): New function.
11951 (partition_stack_vars): Use the function.
11952 (expand_stack_vars): Likewise.
11953 (defer_stack_allocation): Likewise.
11954 (expand_used_vars): Likewise.
11956 2016-02-18 Richard Biener <rguenther@suse.de>
11958 PR middle-end/69553
11959 * fold-const.c (operand_equal_p): Properly compare offsets for
11960 IMAGPART_EXPR and ARRAY_REF.
11962 2016-02-18 Nick Clifton <nickc@redhat.com>
11966 * config/arm/arm.c (arm_option_override_internal): Disable
11967 interworking if the target does not support thumb instructions.
11968 (arm_reload_in_hi): Handle the case where a register to register
11969 move needs reloading because there is no simple pattern to handle
11971 (arm_reload_out_hi): Likewise.
11973 2016-02-18 Richard Biener <rguenther@suse.de>
11975 PR middle-end/69854
11976 * match.pd: Don't use fold_binary or fold_unary for folding
11979 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11982 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11983 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11984 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11985 warn on gimple_no_warning_p statements.
11987 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11989 * doc/extend.texi (C++ Attributes): Correct description of
11990 warn_unused type attribute.
11992 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11994 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11995 correct instruction.
11997 2016-02-17 Richard Biener <rguenther@suse.de>
11999 PR rtl-optimization/69609
12000 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12001 (find_traces_1_round): When ending a trace update cached priority
12003 (bb_to_key): Use cached priority when available.
12004 (copy_bb): Initialize cached priority.
12005 (reorder_basic_blocks_software_trace_cache): Likewise.
12007 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12010 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12012 (aarch64_comparison_operator): Break overly long line into two.
12013 (aarch64_comparison_operation): Likewise.
12014 * config/aarch64/aarch64.md (cstorecc4): Use
12015 aarch64_comparison_operator_mode instead of
12016 aarch64_comparison_operator.
12017 (cstore<mode>4): Likewise.
12018 (aarch64_cstore<mode>): Likewise.
12019 (*cstoresi_insn_uxtw): Likewise.
12020 (cstore<mode>_neg): Likewise.
12021 (*cstoresi_neg_uxtw): Likewise.
12023 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12026 * config/arm/predicates.md (arm_comparison_operator_mode):
12028 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12029 instead of arm_comparison_operator.
12030 (*mov_negscc): Likewise.
12031 (*mov_notscc): Likewise.
12032 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12033 (*thumb2_mov_negscc): Likewise.
12034 (*thumb2_mov_negscc_strict_it): Likewise.
12035 (*thumb2_mov_notscc): Likewise.
12036 (*thumb2_mov_notscc_strict_it): Likewise.
12038 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12040 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12041 Add missing return.
12043 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12045 * config/visium/visium.c (machine_libfunc_index): New enum.
12046 (machine_libfuncs): New structure.
12047 (visium_libfuncs): New static variable.
12048 (TARGET_INIT_LIBFUNCS): Define to...
12049 (visium_init_libfuncs): ...this. New function.
12050 (expand_block_move_4): Use the appropriate libfunc.
12051 (expand_block_move_2): Likewise.
12052 (expand_block_move_1): Likewise.
12053 (expand_block_set_4): Likewise.
12054 (expand_block_set_2): Likewise.
12055 (expand_block_set_1): Likewise.
12056 (visium_trampoline_init): Likewise.
12058 2016-02-17 Nick Clifton <nickc@redhat.com>
12060 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12061 TI's devices.csv file as of March 2016.
12063 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12066 * opts-global.c (handle_common_deferred_options): Introduce and
12067 initialize two global variables to remember command-line options
12068 specifying a stack-limiting register.
12069 * opts.h: Add extern declarations of the two new global variables.
12070 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12071 variable based on the values of the two new global variables.
12073 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12076 * common.opt (Wnonnull-compare): New warning.
12077 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12078 of arguments against NULL.
12079 (-Wnonnull-compare): Document.
12080 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12081 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12082 * passes.def (pass_warn_nonnull_compare): Add.
12083 * gimple-ssa-nonnull-compare.c: New file.
12085 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12087 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12088 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12090 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12092 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12093 reciprocal sqrt for -mlow-precision-recip-sqrt.
12095 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12096 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12098 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12099 always use lane loads to construct non-constant vectors.
12101 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12103 * config/aarch64/aarch64.md
12104 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12105 constraints for operand 3.
12106 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12108 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12109 Richard Biener <rguenther@suse.de>
12111 PR tree-optimization/69820
12112 * tree-vect-patterns.c (type_conversion_p): Return false if
12113 *orig_type is unsigned single precision or boolean.
12114 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12117 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12119 PR rtl-optimization/69764
12120 PR rtl-optimization/69771
12121 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12122 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12124 2016-02-16 Richard Biener <rguenther@suse.de>
12126 PR tree-optimization/69776
12127 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12129 (indirect_refs_may_alias_p): Likewise.
12130 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12131 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12132 according to tbaa_p.
12133 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12134 (optimize_stmt): For redundant store discovery do not allow tbaa.
12136 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12138 PR tree-optimization/69714
12139 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12140 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12142 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12144 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12145 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12146 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12147 * config/arc/arc.c (arc_init): Check FPU options.
12148 (get_arc_condition_code): Handle new CC_FPU* modes.
12149 (arc_select_cc_mode): Likewise.
12150 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12151 register pair only. Allow access for ARCv2 accumulator.
12152 (gen_compare_reg): Whenever we have FPU support use FPU compare
12154 (arc_reorg): Don't generate brcc insns when FPU compare
12155 instructions are involved.
12156 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12157 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12158 floating point emulation.
12159 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12160 (REVERSE_CONDITION): Add new CC_FPU* modes.
12161 (TARGET_FP_SP_BASE): Define.
12162 (TARGET_FP_DP_BASE): Likewise.
12163 (TARGET_FP_SP_FUSED): Likewise.
12164 (TARGET_FP_DP_FUSED): Likewise.
12165 (TARGET_FP_SP_CONV): Likewise.
12166 (TARGET_FP_DP_CONV): Likewise.
12167 (TARGET_FP_SP_SQRT): Likewise.
12168 (TARGET_FP_DP_SQRT): Likewise.
12169 (TARGET_FP_DP_AX): Likewise.
12170 * config/arc/arc.md (ARCV2_ACC): New constant.
12171 (type): New fpu type attribute.
12172 (SDF): Conditional iterator.
12173 (cstore<mode>, cbranch<mode>): Change expand condition.
12174 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12175 handles FPU/FPX cases as well.
12176 * config/arc/arc.opt (mfpu): New option.
12177 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12179 (adddf3, muldf3, subdf3): Removed.
12180 * config/arc/predicates.md (proper_comparison_operator): Recognize
12182 * config/arc/fpu.md: New file.
12183 * doc/invoke.texi (ARC Options): Document mfpu option.
12185 2016-02-16 Richard Biener <rguenther@suse.de>
12187 PR rtl-optimization/69291
12188 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12189 noce_operand_ok check.
12191 2016-02-16 Tom de Vries <tom@codesourcery.com>
12194 * omp-low.c (simd_clone_create): Remove call to
12195 symtab->call_cgraph_insertion_hooks.
12197 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12199 PR tree-optimization/69802
12200 * tree-ssa-reassoc.c (update_range_test): If op is
12201 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12202 op == 1 test of precision 1 integral op, otherwise handle
12203 that case as op itself. Fix up formatting.
12204 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12207 2016-02-16 Richard Biener <rguenther@suse.de>
12209 PR tree-optimization/69586
12210 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12211 types for conversion sources.
12213 2016-02-16 Richard Biener <rguenther@suse.de>
12215 PR middle-end/69801
12216 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12217 mask OEP_ADDRESS_OF.
12219 2016-02-16 Alan Modra <amodra@gmail.com>
12222 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12223 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12224 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12226 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12227 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12228 (p8_fmrgow_<mode>): Likewise.
12229 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12231 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12232 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12233 to use movdi_internal64. Remove op0_di.
12234 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12236 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12238 Add support for the FCCMP insn types
12240 * config/aarch64/aarch64.md (fccmp): Change insn type.
12241 (fccmpe): Likewise.
12242 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12243 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12244 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12245 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12246 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12247 * config/arm/types.md (fccmps): Add new insn type.
12248 (fccmpd): Likewise.
12250 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12252 * alias.c (get_alias_set): Fix a typo in comment.
12254 2016-02-15 Richard Biener <rguenther@suse.de>
12256 PR tree-optimization/69595
12257 * match.pd: Complete range test simplification to true.
12259 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12261 PR rtl-optimization/69648
12262 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12263 pic_offset_table_rtx.
12265 PR rtl-optimization/69752
12266 * ira.c (update_equiv_regs): When looking for more than a single SET,
12267 also take other side effects into account.
12269 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12271 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12272 for z900+ CPUs in 31-bit mode.
12274 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12276 * common/config/s390/s390-common.c (s390_supports_split_stack):
12278 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12279 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12280 * config/s390/s390.c (struct machine_function): New field
12281 split_stack_varargs_pointer.
12282 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12283 in s390_emit_prologue.
12284 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12286 (morestack_ref): New global.
12287 (SPLIT_STACK_AVAILABLE): New macro.
12288 (s390_expand_split_stack_prologue): New function.
12289 (s390_live_on_entry): New function.
12290 (s390_va_start): Use split-stack vararg pointer if appropriate.
12291 (s390_asm_file_end): Emit the split-stack note sections.
12292 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12293 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12294 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12295 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12296 (split_stack_prologue): New expand.
12297 (split_stack_space_check): New expand.
12298 (split_stack_data): New insn.
12299 (split_stack_call): New expand.
12300 (split_stack_call_*): New insn.
12301 (split_stack_cond_call): New expand.
12302 (split_stack_cond_call_*): New insn.
12304 2016-02-15 Richard Biener <rguenther@suse.de>
12306 PR tree-optimization/69783
12307 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12308 Add trivially correct cases.
12310 2016-02-15 Tom de Vries <tom@codesourcery.com>
12313 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12315 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12317 2016-02-15 Richard Biener <rguenther@suse.de>
12319 PR tree-optimization/69776
12320 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12321 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12322 indicate whether we can use TBAA to disambiguate against stores.
12323 Use alias-set zero if not.
12324 (visit_reference_op_store): Do not use TBAA when looking up
12326 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12327 (eliminate_dom_walker::before_dom_children): But not when looking
12328 up redundant stores.
12330 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12332 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12334 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12336 * config/i386/znver1.md
12337 (znver1_pop, znver1_pop_mem,
12338 znver1_load_imov_double_store,
12339 znver1_load_imov_direct_store,
12340 znver1_load_imov_direct_load,
12341 znver1_load_imov_double_load): Add new.
12342 (znver1_insn, znver1_insn_load): Add icmov type.
12343 (znver1_sseavx_fma,
12344 znver1_sseavx_fma_load,
12346 znver1_avx256_fma_load): Fix pipe usage.
12348 2016-02-14 Alan Modra <amodra@gmail.com>
12351 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12352 with an invalid hard reg, reload just the reg not the entire
12353 pre/post-inc/dec address expression.
12355 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12358 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12359 fixed R1_REG scratch reg.
12360 (sibcall_value_pcrel_fdpic): Likewise.
12362 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12366 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12368 2016-02-12 Walter Lee <walt@tilera.com>
12370 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12371 * config/tilegx/t-tilegx: Likewise.
12373 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12376 * diagnostic-show-locus.c (struct line_span): New struct.
12377 (layout::get_first_line): Delete.
12378 (layout::get_last_line): Delete.
12379 (layout::get_num_line_spans): New member function.
12380 (layout::get_line_span): Likewise.
12381 (layout::print_heading_for_line_span_index_p): Likewise.
12382 (layout::get_expanded_location): Likewise.
12383 (layout::calculate_line_spans): Likewise.
12384 (layout::m_first_line): Delete.
12385 (layout::m_last_line): Delete.
12386 (layout::m_line_spans): New field.
12387 (layout::layout): Update comment. Replace m_first_line and
12388 m_last_line with m_line_spans, replacing their initialization
12389 with a call to calculate_line_spans.
12390 (diagnostic_show_locus): When printing source lines and
12391 annotations, rather than looping over a single span
12392 of lines, instead loop over each line_span within
12393 the layout, with an inner loop over the lines within them.
12394 Call the context's start_span callback when changing line spans.
12395 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12396 (diagnostic_build_prefix): Break out the building of the location
12397 part of the string into...
12398 (diagnostic_get_location_text): ...this new function, rewriting
12399 it from nested ternary expressions to a sequence of "if"
12401 (default_diagnostic_start_span_fn): New function.
12402 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12403 (diagnostic_context::start_span): New field.
12404 (default_diagnostic_start_span_fn): New prototype.
12406 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12409 * gcc.c (driver::finalize): Fix cleanup of "specs".
12411 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12415 * gcc.c (driver::driver): Initialize m_option_suggestions.
12416 (driver::~driver): Clean up m_option_suggestions.
12417 (suggest_option): Convert to...
12418 (driver::suggest_option): ...this, and split out into
12419 driver::build_option_suggestions and find_closest_string.
12420 (driver::build_option_suggestions): New function, from
12421 first half of suggest_option. Special-case
12422 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12423 the sanitizer_opts array. For options of enum types, add the
12424 various enum values to the candidate strings.
12425 (driver::handle_unrecognized_options): Remove "const".
12426 * gcc.h (driver::handle_unrecognized_options): Likewise.
12427 (driver::build_option_suggestions): New decl.
12428 (driver::suggest_option): New decl.
12429 (driver::m_option_suggestions): New field.
12430 * opts-common.c (add_misspelling_candidates): New function.
12431 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12432 and make non-static.
12433 * opts.h (sanitizer_opts): New array decl.
12434 (add_misspelling_candidates): New function decl.
12435 * spellcheck.c (find_closest_string): New function.
12436 * spellcheck.h (find_closest_string): New function decl.
12438 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12440 PR rtl-optimization/69764
12441 PR rtl-optimization/69771
12442 * optabs.c (expand_binop_directly): For shift_optab_p, force
12443 convert_modes with VOIDmode if xop1 has VOIDmode.
12445 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12448 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12449 to correctly determine instrumentation thunks.
12451 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12454 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12455 type by reference, force lhs on the call.
12458 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12459 Compute retval and retbnd early in all cases if split_part_return_p
12460 and return_bb is not EXIT. Remove all clobber stmts and reset
12461 all debug stmts that refer to SSA_NAMEs defined in split part,
12462 except if it is retval, in that case replace the old retval with the
12463 lhs of the call to the split part.
12465 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12468 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12470 PR middle-end/66726
12471 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12472 whose result is used in PHI.
12473 (maybe_optimize_range_tests): Likewise.
12474 (final_range_test_p): Likweise.
12476 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12478 PR middle-end/66726
12479 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12480 whose result is used in PHI.
12481 (maybe_optimize_range_tests): Likewise.
12482 (final_range_test_p): Likweise.
12484 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12486 * cgraph.c: Spelling fixes - behaviour -> behavior and
12487 neighbour -> neighbor.
12488 * target.def: Likewise.
12489 * sel-sched.c: Likewise.
12490 * config/mips/mips.c: Likewise.
12491 * config/arc/arc.md: Likewise.
12492 * config/arm/cortex-a57.md: Likewise.
12493 * config/arm/arm.c: Likewise.
12494 * config/arm/neon.md: Likewise.
12495 * config/arm/arm-c.c: Likewise.
12496 * config/vms/vms-c.c: Likewise.
12497 * config/s390/s390.c: Likewise.
12498 * config/i386/znver1.md: Likewise.
12499 * config/i386/i386.c: Likewise.
12500 * config/ia64/hpux-unix2003.h: Likewise.
12501 * config/msp430/msp430.md: Likewise.
12502 * config/rx/rx.c: Likewise.
12503 * config/rx/rx.md: Likewise.
12504 * config/aarch64/aarch64-simd.md: Likewise.
12505 * config/aarch64/aarch64.c: Likewise.
12506 * config/nvptx/nvptx.c: Likewise.
12507 * config/bfin/bfin.c: Likewise.
12508 * config/cris/cris.opt: Likewise.
12509 * config/rs6000/rs6000.c: Likewise.
12510 * target.h: Likewise.
12511 * spellcheck.c: Likewise.
12512 * ira-build.c: Likewise.
12513 * tree-inline.c: Likewise.
12514 * builtins.c: Likewise.
12515 * lra-constraints.c: Likewise.
12516 * explow.c: Likewise.
12517 * hwint.h: Likewise.
12518 * targhooks.c: Likewise.
12519 * tree-vect-data-refs.c: Likewise.
12520 * expr.c: Likewise.
12521 * doc/tm.texi: Likewise.
12522 * doc/extend.texi: Likewise.
12523 * doc/install.texi: Likewise.
12524 * doc/md.texi: Likewise.
12525 * tree-ssa-tail-merge.c: Likewise.
12526 * sched-int.h: Likewise.
12527 * match.pd: Likewise.
12528 * sched-ebb.c: Likewise.
12529 * target.def (omit_struct_return_reg): Likewise.
12530 * gimple-ssa-isolate-paths.c: Likewise.
12531 (find_implicit_erroneous_behaviour): Renamed to...
12532 (find_implicit_erroneous_behavior): ... this.
12533 (find_explicit_erroneous_behaviour): Renamed to...
12534 (find_explicit_erroneous_behavior): ... this.
12535 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12537 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12539 PR rtl-optimization/64682
12540 PR rtl-optimization/69567
12541 PR rtl-optimization/69737
12542 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12543 in I2 as well, just lose it.
12545 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12547 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12549 (aarch64_last_printed_tune_string): Likewise.
12550 (aarch64_declare_function_name): Only output .arch assembler
12551 directive if it will be different from the previously output
12552 directive. Same for .tune comment but only if -dA is set.
12553 (aarch64_start_file): New function.
12554 (TARGET_ASM_FILE_START): Define.
12556 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12559 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12561 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12564 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12565 -Wmaybe-uninitialized warning.
12567 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12570 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12572 2016-02-11 Richard Biener <rguenther@suse.de>
12574 PR rtl-optimization/69291
12575 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12576 subexpressions affected by changing the result.
12578 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12581 * lra-constraints.c (curr_insn_transform): Find in/out operands
12582 for secondary memory moves. Update dups.
12584 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12586 PR tree-optimization/69652
12587 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12588 to nested loop, did source re-formatting, skip debug statements,
12589 add check on statement with volatile operand, remove dead scalar
12592 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12593 Patrick Palka <ppalka@gcc.gnu.org>
12597 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12598 calls if the return type is TREE_ADDRESSABLE.
12599 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12600 * ipa-split.c (split_function): Fix doubled "we" in comment.
12601 Use void return type for the split part even if
12602 !split_point->split_part_set_retval.
12604 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12606 PR tree-optimization/68021
12607 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12608 when computing the value of biv cand by itself.
12610 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12612 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12613 (cortexa57_tunings): Likewise.
12614 (cortexa72_tunings): Likewise.
12615 (arch_macro_fusion_pair_p): Add support for AES fusion.
12616 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12617 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12618 Allow virtual registers before reload so early scheduling works.
12619 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12620 correct latency and pipeline.
12621 (cortex_a57_crypto_complex): Likewise.
12622 (cortex_a57_crypto_xor): Likewise.
12623 (define_bypass): Add AES bypass.
12625 2016-02-10 Richard Biener <rguenther@suse.de>
12627 PR tree-optimization/69726
12628 * passes.def: Add DCE pass before late uninit.
12629 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12630 really fixup if-conversions job.
12632 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12634 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12635 (arm_cortex_a57_tune): Likewise.
12636 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12637 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12639 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12641 * timevar.def (TV_PHASE_DBGINFO): Delete.
12642 (TV_PHASE_CHECK_DBGINFO): Likewise.
12643 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12645 2016-02-10 Richard Biener <rguenther@suse.de>
12647 PR tree-optimization/69719
12648 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12649 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12651 2016-02-09 Andrew Pinski <apinski@cavium.com>
12654 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12655 get_vcond_mask_icode returns false.
12657 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12660 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12661 an ADDIS that adds a pointer to a large constant that sets the
12662 upper16 bits with a load operation.
12664 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12667 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12669 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12671 (vzipq_s16): Likewise.
12672 (vzipq_s32): Likewise.
12673 (vzipq_f32): Likewise.
12674 (vzipq_u8): Likewise.
12675 (vzipq_u16): Likewise.
12676 (vzipq_u32): Likewise.
12677 (vzipq_p8): Likewise.
12678 (vzipq_p16): Likewise.
12680 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12683 * config/arm/arm.c (neon_endian_lane_map): New function.
12684 (neon_vector_pair_endian_lane_map): New function.
12685 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12686 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12688 (vuzpq_s16): Likewise.
12689 (vuzpq_s32): Likewise.
12690 (vuzpq_f32): Likewise.
12691 (vuzpq_u8): Likewise.
12692 (vuzpq_u16): Likewise.
12693 (vuzpq_u32): Likewise.
12694 (vuzpq_p8): Likewise.
12695 (vuzpq_p16): Likewise.
12697 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12700 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12703 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12705 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12706 truncate const_int operand 1 to QImode.
12708 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12710 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12711 corresponding to an abnormal edge.
12713 2016-02-09 Tom de Vries <tom@codesourcery.com>
12715 PR tree-optimization/69599
12716 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12718 (find_func_aliases_for_builtin_call, find_func_clobbers)
12719 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12722 2016-02-09 Richard Biener <rguenther@suse.de>
12724 PR tree-optimization/69715
12725 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12726 LHS on calls as non-rewritable.
12728 2016-02-09 Tom de Vries <tom@codesourcery.com>
12731 * lto-wrapper.c (append_diag_options): New function.
12732 (compile_offload_image): Call append_diag_options.
12734 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12737 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12738 Minor copy-edit to fix verb tenses.
12740 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12742 PR tree-optimization/69209
12743 * ipa-split.c (split_function): If split part is not
12744 returning retval, retval has gimple type but is not
12745 gimple value, force it into a SSA_NAME first.
12747 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12749 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12752 2016-02-08 Jason Merrill <jason@redhat.com>
12755 * convert.c (convert_to_integer_1): Check dofold on truncation
12757 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12758 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12759 Rename from *_nofold.
12760 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12761 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12763 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12766 * tree.c (build_common_tree_nodes): Remove short_double argument.
12767 All callers changed.
12768 * tree.h (build_common_tree_nodes): Adjust declaration.
12769 * doc/invoke.texi (-fshort-double): Remove documentation.
12770 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12771 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12772 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12773 (append_linker_options): Don't handle OPT_fshort_double.
12775 PR rtl-optimization/68730
12776 * lra-remat.c (insn_to_cand_activation): New static variable.
12777 (lra_remat): Allocate and free it.
12778 (create_cand): New arg activation. Initialize a field in
12779 insn_to_cand_activation if it is nonnull.
12780 (create_cands): Pass the activation insn to create_cand when making
12781 a candidate involving an output reload. Reorganize code a little.
12782 (do_remat): Keep track of active status of candidates in a separate
12785 2016-02-08 Richard Biener <rguenther@suse.de>
12787 PR tree-optimization/69719
12788 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12789 Properly use absolute of the difference of the two offsets to
12790 compare or adjust the segment length.
12792 2016-02-08 Richard Biener <rguenther@suse.de>
12793 Jeff Law <law@redhat.com>
12796 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12797 types for anonymous SSA names.
12799 2016-02-08 Richard Biener <rguenther@suse.de>
12801 PR rtl-optimization/69274
12802 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12804 2016-02-08 Jeff Law <law@redhat.com>
12806 PR tree-optimization/65917
12807 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12808 equivalences from if (x == y) style conditionals.
12809 (loop_depth_of_name): Remove.
12810 (record_equality): Remove loop depth check.
12811 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12812 (const_and_copies::record_const_or_copy_raw): New member function.
12813 * tree-ssa-scopedtables.c
12814 (const_and_copies::record_const_or_copy_raw): New, factored out of
12815 (const_and_copies::record_const_or_copy): Call new member function.
12817 2016-02-05 Jeff Law <law@redhat.com>
12819 PR tree-optimization/68541
12820 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12821 (count_stmts_in_block): New function.
12822 (poor_ifcvt_candidate_code): Likewise.
12823 (is_feasible_trace): Add some heuristics to determine when path
12824 splitting is profitable.
12825 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12826 is a diamond with a single exit.
12828 2016-02-05 Martin Sebor <msebor@redhat.com>
12831 * doc/invoke.texi: Update -Wplacement-new to take an optional
12834 2016-02-06 Richard Henderson <rth@redhat.com>
12837 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12838 out of non-standard address spaces.
12840 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12842 PR rtl-optimization/69691
12843 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12845 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12847 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12848 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12849 (*ieee128_mfvsrd_64bit): Likewise.
12850 (*ieee128_mfvsrd_32bit): Likewise.
12852 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12856 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12858 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12859 instrumented_version.
12861 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12863 * doc/invoke.texi (Optimize Options): In table of --param options
12864 rename second occurrence of tracer-min-branch-ratio to
12865 tracer-min-branch-probability, rename
12866 tracer-min-branch-ratio-feedback to
12867 tracer-min-branch-probability-feedback and clarify description,
12868 rename sched-spec-state-edge-prob-cutoff to
12869 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12870 to selsched-insns-to-rename, rename lto-minpartition to
12871 lto-min-partition, delete reorder-blocks-duplicate and
12872 reorder-blocks-duplicate-feedback.
12874 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12876 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12879 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12881 * doc/extend.texi: S/390: Correct some typos.
12883 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12885 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12887 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12890 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12891 (s390_register_info_gprtofpr): Use new macros above.
12892 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12894 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12895 its name. Adjust restore and save gpr ranges.
12896 (s390_register_info_set_ranges): New function.
12897 (s390_register_info): Use new macros above. Call
12898 s390_register_info_set_ranges.
12899 (s390_optimize_register_info): Likewise.
12900 (s390_hard_regno_rename_ok): Use new macros.
12901 (s390_hard_regno_scratch_ok): Likewise.
12902 (s390_emit_epilogue): Likewise.
12903 (s390_can_use_return_insn): Likewise.
12904 (s390_optimize_prologue): Likewise.
12905 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12907 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12910 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12912 (ix86_option_override_internal): Disable TARGET_STV even for
12913 -m{incoming,preferred}-stack-boundary=3.
12915 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12917 * config.gcc: Mark deprecated rtems targets as obsolete.
12919 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12921 PR rtl-optimization/64682
12922 PR rtl-optimization/69567
12923 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12924 before I2 only if the register is both used and set in I2.
12926 2016-02-04 DJ Delorie <dj@redhat.com>
12928 * config/msp430/msp430.c (msp430_start_function): Add function type.
12930 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12933 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12935 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12937 PR rtl-optimization/69577
12939 2015-10-29 Richard Henderson <rth@redhat.com>
12943 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12944 sse check to the exact conditions of PR 67609.
12946 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12949 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12950 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12951 not allowed into the traditional Altivec registers.
12952 (movtd_64bit_nodm): Likewise.
12953 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12955 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12957 * config/aarch64/cortex-a57-fma-steering.c
12958 (aarch64_register_fma_steering): Remove "static" from arguments
12961 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12964 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12965 twice when complex.
12967 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12969 * doc/invoke.texi: Delete -mno-fma4.
12971 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12973 PR rtl-optimization/69577
12974 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12975 (find_subregs_of_mode): Update accordingly. Iterate over partial
12978 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12980 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12981 * config/arm/arm.c (neon_reinterpret): Remove.
12982 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12983 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12984 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12985 vreinterpretti): Remove.
12986 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12987 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12988 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12989 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12990 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12991 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12992 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12993 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12994 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12995 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12996 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12997 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12998 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12999 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13000 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13001 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13002 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13003 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13004 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13005 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13006 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13007 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13008 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13009 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13010 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13011 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13012 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13013 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13014 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13015 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13016 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13017 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13018 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13019 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13020 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13021 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13022 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13023 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13024 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13025 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13026 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13027 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13028 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13029 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13030 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13031 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13032 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13033 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13034 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13035 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13036 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13037 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13038 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13039 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13040 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13041 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13042 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13043 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13044 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13045 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13046 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13047 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13048 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13049 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13050 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13051 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13052 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13053 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13054 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13055 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13056 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13057 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13058 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13059 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13060 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13061 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13062 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13063 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13064 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13065 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13066 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13067 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13068 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13069 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13070 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13071 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13072 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13073 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13074 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13075 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13076 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13077 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13078 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13079 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13080 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13081 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13082 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13083 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13084 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13085 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13086 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13087 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13088 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13090 2016-02-04 Martin Liska <mliska@suse.cz>
13093 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13094 that are gimple_store_p.
13095 (maybe_instrument_call): Likewise.
13097 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13099 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13100 register scaling out of memory reference and comment why.
13102 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13106 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13107 folding the source of a SET.
13109 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13113 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13114 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13116 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13120 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13123 2016-02-04 Christian Bruel <christian.bruel@st.com>
13125 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13126 * config/arm/arm.c (arm_set_current_function): Likewise.
13128 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13129 Ilya Enkovich <enkovich.gnu@gmail.com>
13130 H.J. Lu <hongjiu.lu@intel.com>
13133 * config/i386/i386.c (convert_scalars_to_vector): Remove
13134 stack alignment fixes.
13135 (ix86_option_override_internal): Disable TARGET_STV if stack
13136 might not be aligned enough.
13137 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13139 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13141 * config/i386/x86-tune.def: Disable default prefetching
13144 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13145 Vladimir Makarov <vmakarov@redhat.com>
13148 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13149 in validating fused toc addresses.
13151 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13154 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13155 range->m_caret fields if range->m_show_caret_p is false.
13158 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13159 Force oldval into register if it does not satisfy reg_or_short_operand
13160 predicate. Fix up formatting.
13162 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13163 Alexandre Oliva <aoliva@redhat.com>
13166 * lra-constraints.c (simplify_operand_subreg): Check additionally
13167 address validity after potential reloading.
13168 (process_address_1): Check insns validity. In case of failure do
13171 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13174 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13177 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13179 * wide-int.cc (canonize_uhwi): New function.
13180 (wi::divmod_internal): Use it.
13182 2016-02-02 James Norris <jnorris@codesourcery.com
13184 * gimplify.c (omp_notice_variable): Add usage check.
13186 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13188 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13189 like LE, GE, LT, GT when emitting relational operator.
13191 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13193 * ira-costs.c (find_costs_and_classes): Add extra argument.
13194 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13195 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13196 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13197 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13198 Add best_class parameter, and return it if not ALL_REGS.
13199 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13201 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13202 Update target hook.
13204 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13206 * config/aarch64/aarch64.c
13207 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13208 (aarch64_ira_change_pseudo_allocno_class): New function.
13210 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13213 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13215 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13217 * config/avr/avr.c (avr_option_override): Set
13218 PARAM_ALLOW_STORE_DATA_RACES to 1.
13220 2016-02-02 Richard Biener <rguenther@suse.de>
13222 PR tree-optimization/69595
13223 * match.pd: Add range test simplifications to true/false.
13225 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13227 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13228 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13231 2016-02-02 Richard Biener <rguenther@suse.de>
13233 PR tree-optimization/69606
13234 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13235 info on the result before moving a stmt.
13237 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13239 PR middle-end/68542
13240 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13241 branch with vector comparison.
13242 * config/i386/sse.md (VI48_AVX): New mode iterator.
13243 (define_expand "cbranch<mode>4): Add support for conditional branch
13244 with vector comparison.
13245 * tree-vect-loop.c (optimize_mask_stores): New function.
13246 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13247 has_mask_store field of vect_info.
13248 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13249 vectorized loops having masked stores after vec_info destroy.
13250 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13251 correspondent macros.
13252 (optimize_mask_stores): Add prototype.
13254 2016-02-02 Alan Modra <amodra@gmail.com>
13257 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13260 2016-02-02 Alan Modra <amodra@gmail.com>
13263 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13264 whenever toc_label_name used.
13265 (rs6000_file_start): Don't set up toc section here,
13266 (rs6000_output_function_epilogue): do so here instead,
13267 (rs6000_xcoff_file_start): and here.
13268 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13269 (load_toc_aix_di): Likewise.
13271 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13273 PR rtl-optimization/69592
13274 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13275 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13276 (num_sign_bit_copies_binary_arith_p): New inline function.
13277 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13279 2016-02-01 Jeff Law <law@redhat.com>
13281 PR tree-optimization/69580
13282 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13283 * tree-ssa-threadbackward.c
13284 (fsm_find_control_statement_thread_paths): Do not try to walk
13285 through large PHI nodes.
13287 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13289 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13290 when count is incremented above limit, don't analyze further
13293 * omp-low.c (oacc_parse_default_dims): Avoid
13294 -Wsign-compare warning, make sure value fits into int
13295 rather than just unsigned int.
13297 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13299 PR tree-optimization/67921
13300 * fold-const.c (split_tree): New parameters. Convert pointer
13301 type variable part to proper type before negating.
13302 (fold_binary_loc): Pass new arguments to split_tree.
13304 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13306 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13307 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13308 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13309 * doc/tm.texti: Rebuilt.
13310 * doc/invoke.texi (fopenacc-dim): Document.
13311 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13312 (append_compiler_options): Likewise.
13313 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13314 (oacc_parse_default_dims): New.
13315 (oacc_validate_dims): Add USED arg. Select non-unity default when
13317 (oacc_loop_fixed_partitions): Return mask of used partitions.
13318 (oacc_loop_auto_partitions): Emit dump info.
13319 (oacc_loop_partition): Return mask of used partitions.
13320 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13321 loop partitioning and validation calls.
13323 2016-02-01 Richard Biener <rguenther@suse.de>
13325 PR middle-end/69556
13326 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13328 2016-02-01 Richard Biener <rguenther@suse.de>
13330 PR tree-optimization/69574
13331 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13332 of asserting return chrec_dont_know.
13334 2016-02-01 Martin Liska <mliska@suse.cz>
13336 * mem-stats-traits.h: Add copyright header.
13337 * mem-stats.h: Likewise.
13339 2016-02-01 Richard Biener <rguenther@suse.de>
13341 PR tree-optimization/69579
13342 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13343 Do not propagate through abnormal PHI results.
13345 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13347 * postreload.c (reload_cse_simplify): Remove dead code.
13349 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13351 PR rtl-optimization/69570
13352 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13353 if there is more than one set, not if there is a single set.
13355 2016-02-01 Richard Henderson <rth@redhat.com>
13358 * combine.c (make_compound_operation): When looking through a
13359 subreg, make sure to re-extend to the width of the outer mode.
13361 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13363 PR tree-optimization/69546
13364 * wide-int.cc (wi::divmod_internal): For unsigned division
13365 where both operands fit into uhwi, if o1 is 1 and o0 has
13366 msb set, if divident_prec is larger than bits per hwi,
13367 clear another quotient word and return 2 instead of 1.
13368 Similarly for remainder with msb in HWI set, if dividend_prec
13369 is larger than bits per hwi.
13371 2016-01-29 Martin Jambor <mjambor@suse.cz>
13373 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13374 Use short lowercase names.
13375 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13376 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13377 acq_rel one. Protect warning agains segfaults if
13378 get_memory_order_name returns NULL.
13379 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13380 with release semantics. Do not warn if get_memory_order already did.
13381 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13382 semantics. Fix check for relaxed or acquire semantics. Do not warn
13383 if get_memory_order already did.
13385 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13387 * doc/install.texi: Document that isl-0.16 is supported.
13389 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13392 * config/i386/constraints.md (Bm): Describe as special memory
13394 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13395 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13396 * genpreds.c (struct constraint_data): Add is_special_memory.
13397 (have_special_memory_constraints, special_memory_start): New
13399 (special_memory_end): Ditto.
13400 (add_constraint): Add new arg is_special_memory. Add code to
13401 process its true value. Update have_special_memory_constraints.
13402 (process_define_constraint): Pass the new arg.
13403 (process_define_register_constraint): Ditto.
13404 (choose_enum_order): Process special memory.
13405 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13406 function insn_extra_special_memory_constraint.
13407 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13408 * gensupport.c (process_rtx): Process
13409 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13410 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13411 * ira-lives.c (single_reg_class): Use
13412 insn_extra_special_memory_constraint.
13413 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13414 * lra-constraints.c (process_alt_operands): Ditto.
13415 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13416 * recog.c (asm_operand_ok, preprocess_constraints): Process
13418 * reload.c (find_reloads): Ditto.
13419 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13420 * stmt.c (parse_input_constraint): Use
13421 insn_extra_special_memory_constraint.
13423 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13426 * lra-splill.c (lra_final_code_change): Revert r229087 by
13427 removing all sub-registers.
13429 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13432 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13434 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13437 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13438 SSE1, copy target into the temporary reg first before recursing
13441 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13443 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13446 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13448 * ginclude/stdarg.h: Test __cplusplus instead of
13449 __GXX_EXPERIMENTAL_CXX0X__.
13451 2016-01-29 Richard Biener <rguenther@suse.de>
13453 PR tree-optimization/69547
13454 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13455 Do not mark clobbers necessary.
13456 (mark_all_reaching_defs_necessary_1): Likewise.
13458 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13460 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13461 declaration name with %qs and print it in both error messages.
13462 Also fix indentation.
13464 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13467 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13468 trailing blank line from error message.
13470 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13473 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13476 2016-01-29 Richard Biener <rguenther@suse.de>
13478 PR middle-end/69537
13479 * match.pd: Allow all integral types when simplifying a
13480 widening or sign-changing conversion.
13482 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13484 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13485 back to setting codegen_error to fail codegen.
13487 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13490 * config/i386/constraints.md (C): Only accept constant zero operand.
13491 (BC): New constraint.
13492 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13493 instead of C constraint.
13494 * doc/md.texi (Machine Constraints): Update description
13497 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13500 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13502 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13504 PR middle-end/69542
13505 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13508 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13510 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13511 branches if using guessed profile.
13513 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13515 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13517 2016-01-28 Richard Henderson <rth@redhat.com>
13520 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13521 * config/aarch64/aarch64-protos.h: Update.
13522 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13523 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13524 (aarch64_get_condition_code_1): Handle CC_Cmode.
13525 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13526 (*add<mode>3_compareC_cconly_imm): New.
13527 (*add<mode>3_compareC_cconly): New.
13528 (*add<mode>3_compareC_imm): New.
13529 (add<mode>3_compareC): New.
13530 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13531 to be first. Use aarch64_carry_operation.
13532 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13533 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13534 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13535 (subti3): Use subdi3_compare1.
13536 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13537 (sub<mode>3_compare1): New.
13538 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13539 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13540 (*subsi3_carryin_uxtw): Likewise.
13541 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13542 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13543 * config/aarch64/iterators.md (DWI): New.
13544 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13545 (aarch64_borrow_operation): New.
13547 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13549 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13550 message when isl does not return a valid schedule.
13552 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13554 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13555 Remove comments from class declarations: they are already in the code
13558 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13560 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13562 (ternary_op_to_tree): Same.
13563 (unary_op_to_tree): Same.
13564 (nary_op_to_tree): Same.
13565 (gcc_expression_from_isl_expr_op): Same.
13566 (gcc_expression_from_isl_expression): Same.
13567 (graphite_create_new_loop): Same.
13568 (graphite_create_new_loop_guard): Same.
13569 (build_iv_mapping): Same.
13570 (graphite_create_new_guard): Same.
13571 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13572 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13574 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13576 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13577 instead of setting codegen_error to fail codegen.
13579 2016-01-28 Jason Merrill <jason@redhat.com>
13581 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13583 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13585 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13586 Remove CONST_INT_P check in CCMP cost calculation.
13588 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13590 * config/aarch64/aarch64.c (generic_vector_cost):
13591 Set vec_permute_cost.
13592 (cortexa57_vector_cost): Likewise.
13593 (exynosm1_vector_cost): Likewise.
13594 (xgene1_vector_cost): Likewise.
13595 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13596 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13597 Add vec_permute_cost entry.
13599 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13601 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13603 (add<mode>3_compare0): Likewise.
13604 (addsi3_compare0_uxtw): Likewise.
13605 (add<mode>3nr_compare0): Likewise.
13606 (compare_neg<mode>): Likewise.
13607 (<optab><mode>3): Likewise.
13609 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13611 * tree-vect-stmts.c (vectorizable_comparison): Add
13612 NULL check for vectype.
13614 2016-01-28 Richard Biener <rguenther@suse.de>
13616 PR tree-optimization/69466
13617 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13618 Account for PHIs we couldn't duplicate.
13620 2016-01-28 Martin Liska <mliska@suse.cz>
13623 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13624 instead of ENABLE_VALGRIND_CHECKING.
13626 2016-01-27 Richard Henderson <rth@redhat.com>
13629 * lra-remat.c (subreg_regs): New.
13630 (dump_candidates_and_remat_bb_data): Dump it.
13631 (operand_to_remat): Reject if operand in subreg_regs.
13632 (set_bb_regs): Collect subreg_regs.
13633 (lra_remat): Init and free subreg_regs. Compute
13634 calculate_local_reg_remat_bb_data before create_cands.
13636 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13639 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13640 change stack_alignment_needed for __tls_get_addr call.
13642 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13644 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13646 2016-01-27 Jeff Law <law@redhat.com>
13648 PR tree-optimization/68398
13649 PR tree-optimization/69196
13650 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13651 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13652 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13653 Only count PHIs in the last block in the path. The others will
13654 const/copy propagate away. Add heuristic to allow more irreducible
13655 subloops to be created when it is likely profitable to do so.
13657 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13658 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13659 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13661 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13664 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13665 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13666 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13667 * tree-streamer-in.c: Include asan.h.
13668 (streamer_get_builtin_tree): For builtins in sanitizer
13669 range call initialize_sanitizer_builtins and retry.
13671 2016-01-27 Ian Lance Taylor <iant@google.com>
13673 * common.opt (fkeep-gc-roots-live): New undocumented option.
13674 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13675 -fkeep-gc-roots-live, skip pointers.
13676 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13679 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13682 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13683 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13685 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13688 * configure.ac: NetBSD provides SSP in its C library.
13689 * configure: Updated.
13691 2016-01-27 Richard Biener <rguenther@suse.de>
13693 PR tree-optimization/69166
13694 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13695 reduction code for commutativity / associativity.
13697 2016-01-27 Martin Jambor <mjambor@suse.cz>
13699 PR tree-optimization/69355
13700 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13701 total_scalarization fails.
13703 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13705 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13708 2016-01-27 Christian Bruel <christian.bruel@st.com>
13711 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13712 Move arm_reset_previous_fndecl and set_target_option_current_node in
13713 the conditional part. Call save_restore_target_globals.
13714 * config/arm/arm.c (arm_set_current_function):
13715 Refactor to better support #pragma target and attribute mix.
13716 Call save_restore_target_globals.
13717 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13719 2016-01-27 Martin Liska <mliska@suse.cz>
13721 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13722 reference for an HSA kernel and its host function.
13724 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13726 PR tree-optimization/69399
13727 * wide-int.h (wi::lrshift): For larger precisions, only
13728 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13730 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13732 * config/arc/predicates.md (proper_comparison_operator): Reject
13733 constant-constant comparison.
13735 2016-01-26 Tom de Vries <tom@codesourcery.com>
13737 PR tree-optimization/69110
13738 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13739 DR_NUM_DIMENSIONS == 0.
13741 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13742 Sebastian Pop <s.pop@samsung.com>
13744 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13745 isl_ast_op_cond and isl_ast_op_select.
13746 (gcc_expression_from_isl_expr_op): Same.
13748 2016-01-26 Jason Merrill <jason@redhat.com>
13751 * tree.c (recompute_constructor_flags): Split out from
13753 (verify_constructor_flags): New.
13754 * tree.h: Declare them.
13756 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13758 PR rtl-optimization/69217
13759 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13760 are no TYPE_FIELDS set for the record type.
13762 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13765 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13766 toc_label_name unconditionally.
13767 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13768 SYMBOL_REF string. Use toc_label_name instead of constructing
13770 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13771 constructing LCTOC1.
13773 2016-01-26 Martin Sebor <msebor@redhat.com>
13776 * doc/extend.texi (Common Type Attributes): Move text that talks about
13777 attribute packed from attribute aligned to the section discussing
13778 the former attribute for clarity.
13780 2016-01-26 Richard Henderson <rth@redhat.com>
13782 PR middle-end/60908
13783 * trans-mem.c (tm_region_init): Mark entry block as visited.
13785 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13788 * diagnostic-show-locus.c (layout::print_source_line): Replace
13789 call to pp_newline with call to layout::print_newline.
13790 (layout::print_annotation_line): Likewise.
13791 (layout::move_to_column): Likewise.
13792 (layout::print_any_fixits): After printing any fixits, print a
13793 trailing newline, if necessary.
13794 (layout::print_newline): New method, resetting any colorization
13796 (diagnostic_show_locus): Move the pp_newline to before the
13797 early bailout. Remove dummy block enclosing the layout instance.
13798 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13799 of pp_newline_and_flush with pp_flush.
13800 (diagnostic_append_note): Delete use of pp_newline.
13801 (diagnostic_append_note_at_rich_loc): Delete.
13802 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13803 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13804 when newline characters are added to the buffer.
13806 2016-01-26 Michael Matz <matz@suse.de>
13808 * configure.ac (ac_cv_std_swap_in_utility): New test.
13809 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13810 * configure: Regenerate.
13811 * config.in: Regenerate.
13813 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13815 * config/arc/arc.md (cstoresi4): Force operand into register.
13816 (arcset<code>): Fix predicate.
13817 (arcsetltu): Likewise.
13818 (arcsetgeu): Likewise.
13819 (arcsethi): Likewise.
13820 (arcsetls): Likewise.
13822 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13824 PR tree-optimization/69483
13825 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13826 if base has error_mark_node type.
13828 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13831 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13832 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13834 (vget_lane_f16): Handle big-endian.
13835 (vgetq_lane_f16): Likewise.
13836 (vset_lane_f16): Likewise.
13837 (vsetq_lane_f16): Likewise.
13838 * config/arm/iterators.md (VQXMOV): Add V8HF.
13839 (VDQ): Add V4HF and V8HF.
13840 (V_reg): Handle V4HF and V8HF.
13841 (Is_float_mode): Likewise.
13842 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13843 neon_vdup_nv8hf): New patterns.
13844 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13845 Use VD_LANE iterator.
13846 (neon_vld1_dup<mode>): Use VQ2 iterator.
13848 2016-01-26 Nathan Sidwell <nathan@acm.org>
13850 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13851 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13852 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13853 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13854 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13855 (oacc_validate_dims): Add LEVEL arg, don't return level.
13856 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13857 oacc_validate_dims.
13858 (execute_oacc_device_lower): Adjust, add more dump output.
13859 * tree-ssa-loop.c (gate_oacc_kernels): Use
13860 oacc_fn_attrib_kernels_p.
13861 * tree-parloops.c (create_parallel_loop): Adjust
13862 set_oacc_fn_attrib call.
13864 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13867 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13868 (append_compiler_options): Handle -fcilkplus.
13869 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13871 2016-01-26 Nick Clifton <nickc@redhat.com>
13874 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13875 been marked as DECL_ONE_ONLY but we do not the means to make it
13876 so, then do not allow it to bind locally.
13878 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13881 * opts.h (parse_sanitizer_options): New prototype.
13882 * opts.c (sanitizer_opts): New array.
13883 (parse_sanitizer_options): New function.
13884 (common_handle_option): Use parse_sanitizer_options.
13886 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13889 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13890 alignment adjustment to ...
13891 (ix86_update_stack_boundary): Here. Don't over-align stack for
13893 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13894 if __tls_get_addr is called.
13896 2016-01-26 Christian Bruel <christian.bruel@st.com>
13898 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13900 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13902 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13904 2016-01-26 Richard Biener <rguenther@suse.de>
13906 PR middle-end/69467
13907 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13909 2016-01-26 Richard Biener <rguenther@suse.de>
13911 PR tree-optimization/69452
13912 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13913 (move_computations_dom_walker::before_dom_children): Rename
13915 (move_computations_worker): This.
13916 (move_computations): Perform an RPO rather than a DOM walk.
13918 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13921 * combine.c (combine_instructions): For REG_EQUAL note with
13922 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13923 to the underlying register.
13924 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13925 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13927 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13930 * config/aarch64/aarch64-builtins.c
13931 (aarch64_init_simd_builtin_types): Do not set structural
13932 equality to __Poly{8,16,64,128}_t types.
13934 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13936 PR tree-optimization/69400
13937 * wide-int.cc (wi_pack): Take the precision as argument and
13938 perform canonicalization here rather than in the callers.
13939 Use the main loop to handle all full-width HWIs. Add a
13940 zero HWI if in_len isn't a full result.
13941 (wi::divmod_internal): Update accordingly.
13942 (wi::mul_internal): Likewise. Simplify.
13944 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13945 Sebastian Pop <s.pop@samsung.com>
13947 * graphite-poly.c (apply_poly_transforms): Simplify.
13948 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13949 (print_isl_map): Same.
13950 (print_isl_union_map): Same.
13951 (print_isl_schedule): New.
13952 (debug_isl_schedule): New.
13953 * graphite-dependences.c (scop_get_reads): Do not call
13954 isl_union_map_add_map that is undocumented isl functionality.
13955 (scop_get_must_writes): Same.
13956 (scop_get_may_writes): Same.
13957 (scop_get_original_schedule): Remove.
13958 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13959 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13960 (compute_deps): Remove.
13961 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13962 (debug_schedule_ast): New.
13963 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13964 set_separate_option.
13965 (graphite_regenerate_ast_isl): Add dump.
13966 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13967 from scop->transformed_schedule.
13968 (graphite_regenerate_ast_isl): Add more dump.
13969 * graphite-optimize-isl.c (optimize_isl): Set
13970 scop->transformed_schedule. Check whether schedules are equal.
13971 (apply_poly_transforms): Move here.
13972 * graphite-poly.c (apply_poly_transforms): ... from here.
13973 (free_poly_bb): Static.
13974 (free_scop): Static.
13975 (pbb_number_of_iterations_at_time): Remove.
13976 (print_isl_ast): New.
13977 (debug_isl_ast): New.
13978 (debug_scop_pbb): New.
13979 * graphite-scop-detection.c (print_edge): Move.
13980 (print_sese): Move.
13981 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13982 (build_scop_scattering): Remove.
13983 (create_pw_aff_from_tree): Assert instead of bailing out.
13984 (add_condition_to_pbb): Remove unused code, do not fail.
13985 (add_conditions_to_domain): Same.
13986 (add_conditions_to_constraints): Remove.
13987 (build_scop_context): New.
13988 (add_iter_domain_dimension): New.
13989 (build_iteration_domains): Initialize pbb->iterators.
13990 Call add_conditions_to_domain.
13993 (index_outermost_in_loop): New.
13994 (index_pbb_in_loop): New.
13995 (outermost_pbb_in): New.
13996 (add_in_sequence): New.
13997 (add_outer_projection): New.
13998 (outer_projection_mupa): New.
13999 (add_loop_schedule): New.
14000 (build_schedule_pbb): New.
14001 (build_schedule_loop): New.
14002 (embed_in_surrounding_loops): New.
14003 (build_schedule_loop_nest): New.
14004 (build_original_schedule): New.
14005 (build_poly_scop): Call build_original_schedule.
14006 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14007 (free_poly_dr): Remove.
14008 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14009 (free_poly_bb): Remove.
14010 (debug_loop_vec): Remove.
14011 (print_isl_ast): Declare.
14012 (debug_isl_ast): Declare.
14013 (scop_do_interchange): Remove.
14014 (scop_do_strip_mine): Remove.
14015 (scop_do_block): Remove.
14016 (flatten_all_loops): Remove.
14017 (optimize_isl): Remove.
14018 (pbb_number_of_iterations_at_time): Remove.
14019 (debug_scop_pbb): Declare.
14020 (print_schedule_ast): Declare.
14021 (debug_schedule_ast): Declare.
14022 (struct scop): Remove schedule. Add original_schedule,
14023 transformed_schedule.
14024 (free_gimple_poly_bb): Remove.
14025 (print_generated_program): Remove.
14026 (debug_generated_program): Remove.
14027 (unify_scattering_dimensions): Remove.
14028 * sese.c (print_edge): ... here.
14029 (print_sese): ... here.
14030 (debug_edge): ... here.
14031 (debug_sese): ... here.
14032 * sese.h (print_edge): Declare.
14033 (print_sese): Declare.
14034 (dump_edge): Declare.
14035 (dump_sese): Declare.
14037 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14038 Sebastian Pop <s.pop@samsung.com>
14040 * Makefile.in: Set ISLVER in site.exp.
14042 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14044 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14045 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14046 through DECL_VALUE_EXPR for expansion.
14048 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14050 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14051 the frame info after reload completed.
14053 2016-01-25 Jeff Law <law@redhat.com>
14055 PR tree-optimization/69196
14056 PR tree-optimization/68398
14057 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14058 tree-ssa-threadupdate.c.
14059 (determine_bb_domination_status): Prototype
14060 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14061 (determine_bb_domination_status): No longer static.
14062 (valid_jump_thread_path): Remove code to detect characteristics
14063 of the jump thread path not associated with correctness.
14064 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14065 Correct test for thread path length. Count PHIs for real operands as
14066 statements that need to be copied. Do not count ASSERT_EXPRs.
14067 Look at all the blocks in the thread path. Compute and selectively
14068 filter thread paths based on threading through the latch, threading
14069 a multiway branch or crossing a multiway branch.
14071 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14073 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14074 decl with __attribute__ ((unused)) annotation.
14076 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14079 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14080 of operands is compatible with a statement vectype.
14082 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14084 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14085 improve wording for mixed storage order support.
14087 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14089 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14090 (vcvt_u64_f64): Likewise.
14091 (vcvta_s64_f64): Likewise.
14092 (vcvta_u64_f64): Likewise.
14093 (vcvtm_s64_f64): Likewise.
14094 (vcvtm_u64_f64): Likewise.
14095 (vcvtn_s64_f64): Likewise.
14096 (vcvtn_u64_f64): Likewise.
14097 (vcvtp_s64_f64): Likewise.
14098 (vcvtp_u64_f64): Likewise.
14100 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14102 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14103 (arc_init): Check validity mll64 option.
14104 (arc_save_restore): Use double load/store instruction.
14105 (arc_expand_movmem): Likewise.
14106 (arc_split_move): Don't split if we have double load/store
14107 instructions. Returns a boolean.
14108 (arc_process_double_reg_moves): Change function to return boolean
14109 instead of a sequence of instructions.
14110 (arc_dwarf_register_span): New function.
14111 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14112 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14113 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14114 (*movdf_insn): Likewise.
14115 * config/arc/arc.opt (mll64): New option.
14116 * config/arc/predicates.md (even_register_operand): New predicate.
14117 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14119 2016-01-25 Richard Biener <rguenther@suse.de>
14122 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14123 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14125 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14127 2016-01-25 Richard Biener <rguenther@suse.de>
14129 PR tree-optimization/69376
14130 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14132 (VN_INFO_ANTI_RANGE_P): New inline.
14133 (VN_INFO_RANGE_TYPE): Likewise.
14134 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14135 SSA_NAME_ANTI_RANGE_P.
14136 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14137 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14138 Properly query VN_INFO_RANGE_TYPE.
14140 2016-01-25 Nick Clifton <nickc@redhat.com>
14143 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14145 2016-01-23 Tom de Vries <tom@codesourcery.com>
14147 PR tree-optimization/69426
14148 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14151 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14153 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14154 "the the" with "the" in the comments.
14155 * ipa-devirt.c (build_type_inheritance_graph,
14156 update_type_inheritance_graph): Likewise.
14157 * tree.c (build_function_type_list_1): Likewise.
14158 * cfgloopmanip.c (scale_loop_profile): Likewise.
14159 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14160 * gimple-ssa-split-paths.c
14161 (find_block_to_duplicate_for_splitting_paths): Likewise.
14162 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14163 * expr.c (convert_move): Likewise.
14164 * var-tracking.c (vt_stack_adjustments): Likewise.
14165 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14166 * tree-vrp.c (test_for_singularity): Likewise.
14168 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14169 directly instead of building a temporary tree.
14172 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14173 remove <algorithm> include.
14175 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14178 * config/i386/i386.c: Include dojump.h.
14179 (expand_small_movmem_or_setmem,
14180 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14182 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14183 if dynamic_check != -1.
14185 2016-01-21 Jeff Law <law@redhat.com>
14187 PR middle-end/69347
14188 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14189 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14190 into dominated_by_p.
14191 (cprop_into_successor_phis): Avoid unnecessary tests.
14193 2016-01-22 Richard Henderson <rth@redhat.com>
14196 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14197 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14199 2016-01-22 Michael Matz <matz@suse.de>
14201 * system.h (string, algorithm): Include only conditionally.
14202 (new): Include always under C++.
14203 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14204 * final.c (toplevel): Ditto.
14205 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14206 * genconditions.c (write_header): Make gencondmd.c define
14208 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14210 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14211 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14213 2016-01-22 Christian Bruel <christian.bruel@st.com>
14216 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14218 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14221 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14222 define_insn_and_split. Ensure operands[1] and operands[0] do not
14223 get assigned the same register.
14225 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14227 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14229 2016-01-22 Christian Bruel <christian.bruel@st.com>
14231 * config/arm/arm-c.c (arm_pragma_target_parse):
14232 Remove warn_builtin_macro_redefined overwrite.
14234 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14236 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14237 flag_non_call_exceptions compatibility.
14239 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14242 * dwarf2out.c (add_child_die_after): New function.
14243 (dwarf_qual_info_t): New type.
14244 (dwarf_qual_info): New variable.
14245 (qualified_die_p): New function.
14246 (modified_type_die): For -fdebug-types-section, ensure
14247 canonical order of qualifiers. Put qualified DIEs adjacent
14248 to the corresponding non-qualified type DIE and search there
14249 for existing qualified DIEs.
14251 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14253 * doc/extend.texi (scalar_storage_order type attribute): Document
14254 restriction on type punning and aliasing, and remove future tense.
14256 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14259 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14262 2016-01-21 Jeff Law <law@redhat.com>
14264 PR middle-end/69347
14265 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14266 useless call to record_temporary_equivalences.
14267 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14268 allocate 10 slots in the bb_path vector and let it grow as needed.
14269 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14272 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14274 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14276 * configure: Regenerate.
14278 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14280 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14281 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14283 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14285 PR middle-end/66178
14286 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14287 drop EXPAND_INITIALIZER.
14288 * rtl.h (contains_symbolic_reference_p): Declare.
14289 * rtlanal.c (contains_symbolic_reference_p): New function.
14290 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14291 a subtraction into a NOT if symbolic constants are involved.
14293 2016-01-21 Anton Blanchard <anton@samba.org>
14294 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14297 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14299 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14302 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14304 * config/microblaze/microblaze.c
14305 (get_branch_target): New.
14306 (insert_wic_for_ilb_runout): New.
14308 (microblaze_machine_dependent_reorg): New.
14309 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14310 * config/microblaze/microblaze.md
14311 (UNSPEC_IPREFETCH): Define.
14312 (iprefetch): New pattern
14313 * config/microblaze/microblaze.opt
14314 (mxl-prefetch): New flag.
14316 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14318 * config/microblaze/microblaze.h
14319 (FIXED_REGISTERS): Update in macro.
14320 (CALL_USED_REGISTERS): Update in macro.
14322 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14324 PR rtl-optimization/68920
14325 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14328 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14330 PR rtl-optimization/68990
14331 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14332 pseudo instead of inheritance ones.
14334 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14335 Nick Clifton <nickc@redhat.com>
14339 * config/mips/mips.c (mips_compute_frame_info): Initialise
14340 args_size and hard_frame_pointer_offset fields of the frame
14341 structure before calling mips_global_pointer.
14343 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14345 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14347 * configure: Regenerate.
14349 2016-01-21 Richard Biener <rguenther@suse.de>
14351 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14353 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14355 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14356 to actually emit the .size directive.
14358 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14359 Jakub Jelinek <jakub@redhat.com>
14363 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14364 args array size by one to avoid buffer overflow.
14366 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14368 * config/s390/s390.md (pool_section_start): Use switch_to_section
14369 to select proper read-only data section instead of hardcoding
14371 (pool_section_end): Use switch_to_section to match the above.
14373 2016-01-21 Richard Biener <rguenther@suse.de>
14375 PR tree-optimization/69378
14376 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14377 (set_ssa_val_to): Use it for dominance checks taking into
14378 account not executable edges.
14380 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14383 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14384 for bitsize instead of GET_MODE_PRECISION (mode).
14386 2016-01-20 Martin Sebor <msebor@redhat.com>
14389 * extend.texi (__sync Builtins): Clarify the semantics of
14390 __sync_fetch_and_OP built-ins on pointers.
14391 (__atomic Builtins): Same.
14393 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14394 Sebastian Pop <s.pop@samsung.com>
14396 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14397 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14398 (is_valid_rename): Same.
14399 (translate_isl_ast_to_gimple::get_rename): Same.
14400 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14401 (translate_isl_ast_to_gimple::rename_uses): Same.
14402 (get_new_name): Check for close_phi nodes.
14403 (copy_loop_phi_args): Use phi_node_kind.
14404 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14405 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14407 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14408 Sebastian Pop <s.pop@samsung.com>
14410 Revert commit r229783.
14411 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14412 Remove use of parameter_rename_map.
14413 (copy_def): Remove.
14414 (copy_internal_parameters): Remove.
14415 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14416 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14417 (free_sese_info): Do not free parameter_rename_map.
14418 (set_rename): Do not use parameter_rename_map.
14419 (rename_uses): Update call to set_rename.
14420 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14421 * sese.h (parameter_rename_map_t): Remove.
14422 (struct sese_info_t): Remove field parameter_rename_map.
14424 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14425 Sebastian Pop <s.pop@samsung.com>
14427 * graphite-isl-ast-to-gimple.c: Fix comment.
14428 * graphite-scop-detection.c (defined_in_loop_p): New.
14429 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14430 names defined in loop.
14432 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14433 Sebastian Pop <s.pop@samsung.com>
14435 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14436 Discard unstructured if-then-else regions.
14438 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14439 Sebastian Pop <s.pop@samsung.com>
14441 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14442 (cleanup_loop_iter_dom): Remove.
14443 (build_loop_iteration_domains): Remove.
14444 (build_scop_context): Remove.
14445 (build_scop_iteration_domain): Remove.
14446 (add_loop_constraints): New.
14447 (build_iteration_domains): New.
14448 (build_poly_scop): Call build_iteration_domains.
14450 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14451 Sebastian Pop <s.pop@samsung.com>
14453 * graphite-scop-detection.c
14454 (scop_detection::harmful_loop_in_region): Free dom and loops.
14455 (scop_detection::loop_body_is_valid_scop): Free bbs.
14457 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14458 Sebastian Pop <s.pop@samsung.com>
14460 * graphite-scop-detection.c (record_loop_in_sese): New.
14461 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14462 (build_scops): Remove call to build_sese_loop_nests.
14463 * sese.c (sese_record_loop): Remove.
14464 (build_sese_loop_nests): Remove.
14465 (new_sese_info): Remove region->loops.
14466 (free_sese_info): Same.
14467 * sese.h (sese_contains_loop): Same.
14468 (build_sese_loop_nests): Remove.
14469 (sese_contains_loop): Remove.
14471 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14472 Sebastian Pop <s.pop@samsung.com>
14474 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14475 loop_is_valid_in_scop.
14476 (scop_detection::harmful_stmt_in_region): Renamed
14477 harmful_loop_in_region.
14478 Call loop_is_valid_in_scop.
14480 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14481 Sebastian Pop <s.pop@samsung.com>
14483 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14486 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14487 Sebastian Pop <s.pop@samsung.com>
14489 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14490 * graphite.h (struct poly_bb): Remove field is_reduction.
14491 (PBB_IS_REDUCTION): Remove.
14493 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14494 Sebastian Pop <s.pop@samsung.com>
14496 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14497 (add_pdr_constraints): Same.
14498 (scop_get_reads): Same.
14499 (scop_get_must_writes): Same.
14500 (scop_get_may_writes): Same.
14501 (scop_get_original_schedule): Same.
14502 (extend_schedule): Same.
14503 (apply_schedule_on_deps): Same.
14504 (carries_deps): Same.
14505 (compute_deps): Same.
14506 (scop_get_dependences): Same.
14507 * graphite-isl-ast-to-gimple.c
14508 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14509 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14510 (get_schedule_for_band_list): Same.
14511 (get_schedule_map): Same.
14512 (apply_schedule_map_to_scop): Same.
14513 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14514 (build_loop_iteration_domains): Same.
14515 (add_condition_to_pbb): Same.
14516 (add_param_constraints): Same.
14517 (pdr_add_memory_accesses): Same.
14518 (pdr_add_data_dimensions): Same.
14520 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14522 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14525 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14527 * common.opt (feliminate-dwarf2-dups): Replace references to
14528 "DWARF 2" with just "DWARF".
14529 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14530 * doc/extend.texi: Likewise.
14531 * doc/cpp.texi: Likewise.
14532 * doc/invoke.texi: Likewise.
14533 (Option Summary): Add -gdwarf to list of Debugging Options.
14534 (Debugging Options): Document -gdwarf.
14535 * doc/contrib.texi: Spell "DWARF" like that.
14537 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14539 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14540 warning. Fix up formatting.
14542 PR middle-end/67653
14543 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14544 attempt to mark memory input operand addressable and
14545 call prepare_gimple_addressable in that case. Don't adjust
14546 input_location for diagnostics, use error_at instead.
14548 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14550 * config/rs6000/ppc-auxv.h: New file.
14551 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14552 (cpu_is): Likewise.
14553 (cpu_supports): Likewise.
14554 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14555 (cpu_is_info): New variable.
14556 (cpu_supports_info): Likewise.
14557 (tcb_verification_symbol): Likewise.
14558 (cpu_builtin_p): Likewise.
14559 (cpu_expand_builtin): New function.
14560 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14561 (rs6000_init_builtins): Likewise.
14562 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14563 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14564 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14565 * configure: Regenerate.
14566 * config.in: Likewise.
14567 * doc/extend.texi (PowerPC Built-in Functions): Document
14568 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14570 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14573 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14575 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14578 2016-01-20 Richard Henderson <rth@redhat.com>
14584 * tree.c (tm_define_builtin): New.
14585 (find_tm_vector_type): New.
14586 (build_tm_vector_builtins): New.
14587 (build_common_builtin_nodes): Call it.
14589 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14591 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14592 (arm_fp_ok): Likewise.
14593 (arm_fp): Likewise.
14594 (arm_crypto): Likewise.
14596 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14597 Richard Biener <rguenther@suse.de>
14599 PR tree-optimization/69328
14600 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14601 vectors have same number of elements.
14602 (vectorizable_condition): Fix masked version recognition.
14604 2016-01-20 Richard Biener <rguenther@suse.de>
14606 PR tree-optimization/69345
14607 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14608 (VN_INFO_PTR_INFO): Likewise.
14609 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14610 info when it is equal between non-dominating SSA names.
14611 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14612 Make sure to look at original SSA infos.
14614 2016-01-20 Jeff Law <law@redhat.com>
14617 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14619 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14620 (pc_or_label_operand): New predicate.
14621 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14622 tests for small integers that are 2^n - 1.
14624 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14626 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14628 2016-01-19 Jeff Law <law@redhat.com>
14630 PR middle-end/69347
14631 * tree-ssa-threadbackwards.c
14632 (fsm_find_control_statement_thread_paths): Do not try to lookup
14633 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14635 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14637 * doc/lto.texi: Remove text that says only Gold has linker plugin
14640 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14642 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14643 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14644 the DIE accordingly.
14645 (modified_type_die): Add REVERSE parameter and pass it recursively,
14646 as well as to base_type_die. Adjust presence check accordingly.
14647 (base_type_for_mode): Adjust call to modified_type_die.
14648 (add_type_attribute): Add REVERSE parameter and pass it to
14650 (generic_parameter_die): Adjust call to add_type_attribute.
14651 (add_scalar_info): Likewise.
14652 (add_subscript_info): Likewise.
14653 (gen_array_type_die): Likewise.
14654 (gen_descr_array_type_die): Likewise.
14655 (gen_entry_point_die): Likewise.
14656 (gen_enumeration_type_die): Likewise.
14657 (gen_formal_parameter_die): Likewise.
14658 (gen_subprogram_die): Likewise.
14659 (gen_variable_die ): Likewise.
14660 (gen_const_die): Likewise.
14661 (gen_field_die): Likewise.
14662 (gen_pointer_type_die): Likewise.
14663 (gen_reference_type_die): Likewise.
14664 (gen_ptr_to_mbr_type_die): Likewise.
14665 (gen_inheritance_die): Likewise.
14666 (gen_subroutine_type_die): Likewise.
14667 (gen_typedef_die): Likewise.
14668 (force_type_die): Adjust call to modified_type_die.
14670 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14672 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14673 flow throughout the file. Fix broken link to Objective-C 2.0
14675 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14678 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14680 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14682 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14685 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14686 (maybe_record_node): Record cxa_pure_virtual as the only possible
14687 target if there are not ohter candidates.
14688 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14690 2016-01-19 Richard Biener <rguenther@suse.de>
14692 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14693 (get_memory_order): Likewise.
14695 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14697 * tree-vect-stmts.c (vectorizable_store): Check
14700 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14703 * gcc.c (driver::decode_argv): Add call to
14704 init_opts_obstack before init_options_struct.
14705 * opts.c (init_opts_obstack): Remove idempotency.
14706 (init_options_struct): Replace call to init_opts_obstack
14707 with a gcc_assert to verify that it has already been called.
14708 * toplev.c (toplev::main): Add call to init_opts_obstack before
14709 calls to init_options_struct.
14710 (toplev::finalize): Move cleanup of opts_obstack next to
14711 cleanup of save_decoded_options, clearing the latter, and
14712 save_decoded_options_count.
14714 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14717 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14718 attribute to unconditional. Remove %? from output template.
14720 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14721 Jiong Wang <jiong.wang@arm.com>
14723 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14724 generated from different expand order.
14726 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14728 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14729 Add support for CCMP costing.
14731 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14733 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14734 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14735 (fccmpe<mode>): Likewise.
14736 (fcmp): Rename to fcmp and globalize pattern.
14738 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14739 (aarch64_gen_ccmp_next): Add FP support.
14741 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14743 * target.def (gen_ccmp_first): Update documentation.
14744 (gen_ccmp_next): Likewise.
14745 * doc/tm.texi (gen_ccmp_first): Update documentation.
14746 (gen_ccmp_next): Likewise.
14747 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14748 expand_ccmp_expr_1. Improve comments.
14749 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14750 (ccmp_ior<mode>): Remove pattern.
14751 (cmp<mode>): Remove expand.
14752 (cmp): Globalize pattern.
14753 (cstorecc4): Use cc_register.
14754 (mov<mode>cc): Remove ccmp_cc_register check.
14755 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14756 Simplify after removal of CC_DNE/* modes.
14757 (aarch64_ccmp_mode_to_code): Remove.
14758 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14759 In 'k' case use integer as condition.
14760 (aarch64_nzcv_codes): Remove inverted cases.
14761 (aarch64_code_to_ccmode): Remove.
14762 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14763 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14764 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14765 pattern. Return the comparison with CC register. Invert conditions
14766 when bitcode is OR.
14767 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14768 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14770 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14772 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14773 instrumented_version.
14775 2016-01-19 Richard Biener <rguenther@suse.de>
14777 PR tree-optimization/69336
14778 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14779 handled components with get_ref_base_and_extent.
14780 (equal_mem_array_ref_p): Adjust.
14782 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14785 * shrink-wrap.c: Include valtrack.h.
14786 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14787 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14788 in between insn and where it will be moved to. Call
14789 dead_debug_insert_temp.
14790 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14791 first and dead_debug_local_finish at the end.
14792 For uses and defs bitmap, handle all regs in between REGNO and
14793 END_REGNO, not just the first one.
14795 2016-01-19 Richard Biener <rguenther@suse.de>
14797 PR tree-optimization/69352
14798 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14799 (equal_mem_array_ref_p): Constrain size and max size properly.
14800 Compare the reverse flag.
14802 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14804 * ira.c (ira): Update regstat data if we deleted insns.
14806 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14808 PR rtl-optimization/68955
14809 PR rtl-optimization/64557
14810 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14811 here. Fix up formatting.
14812 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14814 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14817 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14818 assume that the node has body.
14819 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14822 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14824 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14827 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14829 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14830 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14832 2016-01-19 Martin Jambor <mjambor@suse.cz>
14833 Martin Liska <mliska@suse.cz>
14834 Michael Matz <matz@suse.de>
14836 * Makefile.in (OBJS): Add new source files.
14837 (GTFILES): Add hsa.c.
14838 * common.opt (disable_hsa): New variable.
14839 (-Whsa): New warning.
14840 * config.in (ENABLE_HSA): New.
14841 * configure.ac: Treat hsa differently from other accelerators.
14842 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14843 $enable_offloading.
14844 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14845 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14846 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14847 --with-hsa-kmt-lib.
14848 * doc/invoke.texi (-Whsa): Document.
14849 (hsa-gen-debug-stores): Likewise.
14850 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14851 to invoke offload compiler for hsa acclerator.
14852 * opts.c (common_handle_option): Determine whether HSA offloading
14853 should be performed.
14854 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14855 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14856 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14857 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14858 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14859 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14860 GF_OMP_FOR_KIND_GRID_LOOP.
14861 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14862 (pp_gimple_stmt_1): Likewise.
14863 * gimple-walk.c (walk_gimple_stmt): Likewise.
14864 * gimple.c (gimple_build_omp_grid_body): New function.
14865 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14866 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14867 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14868 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14869 GF_OMP_TEAMS_GRID_PHONY.
14870 (gimple_statement_omp_single_layout): Updated comments.
14871 (gimple_build_omp_grid_body): New function.
14872 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14873 (gimple_omp_for_grid_phony): New function.
14874 (gimple_omp_for_set_grid_phony): Likewise.
14875 (gimple_omp_parallel_grid_phony): Likewise.
14876 (gimple_omp_parallel_set_grid_phony): Likewise.
14877 (gimple_omp_teams_grid_phony): Likewise.
14878 (gimple_omp_teams_set_grid_phony): Likewise.
14879 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14880 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14881 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14882 (BUILT_IN_GOMP_TARGET): Updated type.
14883 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14884 (adjust_for_condition): New function.
14885 (get_omp_for_step_from_incr): Likewise.
14886 (extract_omp_for_data): Moved parts to adjust_for_condition and
14887 get_omp_for_step_from_incr.
14888 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14889 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14890 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14891 (scan_omp_parallel): Do not create child functions for phony
14893 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14894 (scan_omp_1_op): Checking assert we are not remapping to
14895 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14896 (parallel_needs_hsa_kernel_p): New function.
14897 (expand_parallel_call): Register apprpriate parallel child
14898 functions as HSA kernels.
14899 (grid_launch_attributes_trees): New type.
14900 (grid_attr_trees): New variable.
14901 (grid_create_kernel_launch_attr_types): New function.
14902 (grid_insert_store_range_dim): Likewise.
14903 (grid_get_kernel_launch_attributes): Likewise.
14904 (get_target_argument_identifier_1): Likewise.
14905 (get_target_argument_identifier): Likewise.
14906 (get_target_argument_value): Likewise.
14907 (push_target_argument_according_to_value): Likewise.
14908 (get_target_arguments): Likewise.
14909 (expand_omp_target): Call get_target_arguments instead of looking
14910 up for teams and thread limit.
14911 (grid_expand_omp_for_loop): New function.
14912 (grid_arg_decl_map): New type.
14913 (grid_remap_kernel_arg_accesses): New function.
14914 (grid_expand_target_kernel_body): New function.
14915 (expand_omp): Call it.
14916 (lower_omp_for): Do not emit phony constructs.
14917 (lower_omp_taskreg): Do not emit phony constructs but create for them
14918 a temporary variable receiver_decl.
14919 (lower_omp_taskreg): Do not emit phony constructs.
14920 (lower_omp_teams): Likewise.
14921 (lower_omp_grid_body): New function.
14922 (lower_omp_1): Call it.
14923 (grid_reg_assignment_to_local_var_p): New function.
14924 (grid_seq_only_contains_local_assignments): Likewise.
14925 (grid_find_single_omp_among_assignments_1): Likewise.
14926 (grid_find_single_omp_among_assignments): Likewise.
14927 (grid_find_ungridifiable_statement): Likewise.
14928 (grid_target_follows_gridifiable_pattern): Likewise.
14929 (grid_remap_prebody_decls): Likewise.
14930 (grid_copy_leading_local_assignments): Likewise.
14931 (grid_process_kernel_body_copy): Likewise.
14932 (grid_attempt_target_gridification): Likewise.
14933 (grid_gridify_all_targets_stmt): Likewise.
14934 (grid_gridify_all_targets): Likewise.
14935 (execute_lower_omp): Call grid_gridify_all_targets.
14936 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14937 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14938 (tree_omp_clause): Added union field dimension.
14939 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14940 * tree.c (omp_clause_num_ops): Added number of arguments of
14941 OMP_CLAUSE__GRIDDIM_.
14942 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14943 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14944 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14945 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14946 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14947 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14948 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14949 * tree-pass.h (make_pass_gen_hsail): Declare.
14950 (make_pass_ipa_hsa): Likewise.
14951 * ipa-hsa.c: New file.
14952 * lto-section-in.c (lto_section_name): Add hsa section name.
14953 * lto-streamer.h (lto_section_type): Add hsa section.
14954 * timevar.def (TV_IPA_HSA): New.
14955 * hsa-brig-format.h: New file.
14956 * hsa-brig.c: New file.
14957 * hsa-dump.c: Likewise.
14958 * hsa-gen.c: Likewise.
14961 * toplev.c (compile_file): Call hsa_output_brig.
14962 * hsa-regalloc.c: New file.
14964 2016-01-18 Jeff Law <law@redhat.com>
14966 PR tree-optimization/69320
14967 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14968 ranged object, do nothing if the RHS constant is not [0..1].
14969 (optimize_stmt): Comparing a boolean ranged object against a
14970 constant outside [0..1] results in a compile-time constant.
14972 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14975 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14977 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14978 (Option Summary): Update to reflect new section and moved options.
14979 (C++ Dialect Options): Move -fstats to new section.
14980 (Debugging Options): Move all dump, statistics, and other GCC
14981 developer options to new section. Rewrite section introduction
14982 and re-order remaining options to put the more basic ones first.
14983 (Optimization Options): Move -fira-verbose and -flto-report* to
14985 (Developer Options): New section incorporating moved options.
14986 * doc/cppopts.texi (-dM): Update cross-reference.
14988 2016-01-18 Richard Henderson <rth@redhat.com>
14991 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14992 operands to pseudo only if CSE is expected. Split long immediate
14993 operands only after reload, and for the stack pointer.
14994 (*add<GPI>3_pluslong): Remove.
14995 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14996 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14997 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14998 (*add<GPI>3 peepholes): New.
14999 (*add<GPI>3 splitters): New.
15000 * config/aarch64/constraints.md (Upl): New.
15001 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15003 2016-01-18 Richard Biener <rguenther@suse.de>
15005 PR tree-optimization/69297
15006 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15008 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15010 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15012 PR middle-end/68542
15013 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15014 of mixind vector and scalar types.
15015 (fold_relational_const): Add handling of vector
15016 comparison with boolean result.
15017 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15018 comparison of vector operands with boolean result for EQ/NE only.
15019 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15020 (verify_gimple_cond): Likewise.
15021 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15024 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15026 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15029 2016-01-18 Richard Biener <rguenther@suse.de>
15031 PR middle-end/69308
15032 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15034 2016-01-18 Tom de Vries <tom@codesourcery.com>
15036 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15038 2016-01-18 Tom de Vries <tom@codesourcery.com>
15040 * omp-low.c (set_oacc_fn_attrib): Make extern.
15041 * omp-low.h (set_oacc_fn_attrib): Declare.
15042 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15043 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15044 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15045 Add and handle function parameter oacc_kernels_p.
15046 (find_reduc_addr, get_omp_data_i_param): New function.
15047 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15048 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15049 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15050 Calculate dominance info. Skip loops that are not in a kernels region
15051 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15052 (pass_parallelize_loops::execute): Call parallelize_loops with
15053 oacc_kernels_p argument.
15054 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15055 New member function.
15056 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15057 * passes.def: Add argument to pass_parallelize_loops instantation.
15059 2016-01-18 Tom de Vries <tom@codesourcery.com>
15061 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15062 pass_parallelize_loops to be run outside the loop pipeline.
15064 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15066 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15067 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15069 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15072 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15073 using get_ref_base_and_extent.
15074 (equal_mem_array_ref_p): New.
15075 (hashable_expr_equal_p): Add call to previous.
15077 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15080 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15081 (sra_initialize): Allocate disqualified_constants.
15082 (sra_deinitialize): Free disqualified_constants.
15083 (disqualify_candidate): Update disqualified_constants when appropriate.
15084 (create_access): Scan for constant-pool entries as we go along.
15085 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15086 (maybe_add_sra_candidate): Allow constant-pool entries.
15087 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15088 (initialize_constant_pool_replacements): New.
15089 (sra_modify_assign): Avoid mangling assignments created by previous,
15090 and don't generate writes into constant pool.
15091 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15093 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15095 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15096 andnot instruction.
15097 (scalar_chain::convert_op): Likewise.
15098 * config/i386/i386.md (*andndi3_doubleword): New.
15100 2016-01-18 Richard Biener <rguenther@suse.de>
15102 PR tree-optimization/69170
15103 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15104 building a vector from scalar results of a pattern stmt.
15106 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15108 * haifa-sched.c (autopref_multipass_init): Work around
15109 -Wmaybe-uninitialized warning.
15111 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15113 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15114 against the constant 0.
15116 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15118 PR tree-optimization/68799
15119 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15120 look up phi candidates in the statement-candidate map.
15121 (phi_add_costs): Likewise.
15122 (record_phi_increments): Likewise.
15123 (phi_incr_cost): Likewise.
15124 (ncd_with_phi): Likewise.
15125 (all_phi_incrs_profitable): Likewise.
15127 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15129 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15130 -Wmaybe-uninitialized warning.
15132 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15134 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15135 (Option Summary): Update to reflect new section and moved options.
15136 (C++ Dialect Options): Move -fvtable-verify and related options.
15137 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15138 and profiling-related options.
15139 (Optimization Options): Move profile generation options and
15140 -fstack-protector and related options.
15141 (Instrumentation Options): New section incorporating moved options.
15142 (Code Generation Options): Move -finstrument-functions and
15143 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15145 2016-01-16 Tom de Vries <tom@codesourcery.com>
15147 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15149 2016-01-16 Tom de Vries <tom@codesourcery.com>
15151 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15153 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15155 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15156 that checks whether the table is already empty. Rename the
15157 original implementation to...
15158 (hash_table::empty_slot): ...this new private function.
15160 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15162 PR diagnostic/68899
15163 * diagnostic-show-locus.c (layout::print_source_line): Move x
15164 offset of line until after call to
15165 get_line_width_without_trailing_whitespace.
15167 2016-01-15 Jeff Law <law@redhat.com>
15169 PR tree-optimization/69270
15170 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15171 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15172 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15173 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15174 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15175 ssa_name_has_boolean_range and constant_boolean_node.
15177 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15179 PR rtl-optimization/69030
15180 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15182 (spill_pseudos): Delete debug insn for dead pseudo.
15183 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15185 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15187 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15189 (TYPES_UNOPUS): Likewise.
15190 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15191 builtin type, from UNOP to UNOPUS.
15192 (lbtruncuv4sf): Likewise.
15193 (lbtruncuv2df): Likewise.
15194 (lrounduv2sf): Likewise.
15195 (lrounduv4sf): Likewise.
15196 (lrounduv2df): Likewise.
15197 (lroundusf): Likewise.
15198 (lroundusf): Likewise.
15199 (lceiluv2sf): Likewise.
15200 (lceiluv4sf): Likewise.
15201 (lceiluv2df): Likewise.
15202 (lceilusf): Likewise.
15203 (lceiludf): Likewise.
15204 (lflooruv2sf): Likewise.
15205 (lflooruv4sf): Likewise.
15206 (lflooruv2df): Likewise.
15207 (lfloorusf): Likewise.
15208 (lfloorudf): Likewise.
15209 (lfrintnuv2sf): Likewise.
15210 (lfrintnuv4sf): Likewise.
15211 (lfrintnuv2df): Likewise.
15212 (lfrintnusf): Likewise.
15213 (lfrintnudf): Likewise.
15214 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15216 (vcvtq_u32_f32): Likewise.
15217 (vcvtq_u64_f64): Likewise.
15218 (vcvta_u32_f32): Likewise.
15219 (vcvtaq_u32_f32): Likewise.
15220 (vcvtaq_u64_f64): Likewise.
15221 (vcvtm_u32_f32): Likewise.
15222 (vcvtmq_u32_f32): Likewise.
15223 (vcvtmq_u64_f64): Likewise.
15224 (vcvtn_u32_f32): Likwise.
15225 (vcvtnq_u32_f32): Likewise.
15226 (vcvtnq_u64_f64): Likewise.
15227 (vcvtp_u32_f32): Likewise.
15228 (vcvtpq_u32_f32): Likewise.
15229 (vcvtpq_u64_f64): Likewise.
15230 (vcvtmd_u64_f64): Likewise.
15231 (vcvtms_u32_f32): Likewise.
15232 (vcvtad_u64_f64): Likewise.
15233 (vcvtas_u32_f32): Likewise.
15234 (vcvtnd_u64_f64): Likewise.
15235 (vcvtns_u32_f32): Likewise.
15236 (vcvtpd_u64_f64): Likewise.
15237 (vcvtps_u32_f32): Likewise.
15239 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15241 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15242 CSEL of zero_extended registers.
15244 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15246 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15247 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15249 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15251 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15252 false when argument string is not found in the attributes table
15255 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15258 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15259 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15260 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15261 precision estimate.
15263 2016-01-15 Richard Biener <rguenther@suse.de>
15265 PR tree-optimization/66856
15266 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15267 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15268 (vect_create_new_slp_node): Increment stmt reference count.
15269 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15270 an SLP tree before swapping operands.
15271 (vect_build_slp_tree): Likewise.
15272 (destroy_bb_vec_info): Free stmt info after SLP instances.
15273 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15274 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15275 (STMT_VINFO_NUM_SLP_USES): New macro.
15277 2016-01-15 Richard Biener <rguenther@suse.de>
15280 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15281 (add_linkage_name): ... here.
15282 (gen_typedef_die): Use add_linkage_name_raw instead of
15283 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15286 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15288 * gimplify.c (oacc_default_clause): Decode reference and pointer
15289 types for both kernels and parallel regions.
15291 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15293 PR middle-end/69246
15294 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15296 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15298 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15299 (convert_scalars_to_vector): Likewise.
15301 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15303 * doc/extend.texi (Type Traits): Fix grammar.
15305 2016-01-15 Martin Jambor <mjambor@suse.cz>
15307 * tree-inline.c (remap_decl): Use existing dclarations if
15308 remapping a type and prevent_decl_creation_for_types.
15309 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15310 decls first. Do real remapping with
15311 prevent_decl_creation_for_types set.
15312 * tree-inline.h (copy_body_data): New field
15313 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15316 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15318 * config/s390/s390.opt (mmvcle): More verbose help text.
15320 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15322 * config/s390/s390.opt: Add period to -mzvector option text.
15324 2016-01-15 Richard Biener <rguenther@suse.de>
15326 PR tree-optimization/68961
15327 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15328 of invariants in stores again.
15330 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15332 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15334 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15336 * config/i386/i386.c (ix86_expand_branch): Don't split
15337 DI mode xor instruction to SI mode.
15339 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15342 * ipa-icf.c (sem_function::merge): Virtual functions may become
15343 reachable even if they address is not taken and there are no
15346 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15348 * lto-streamer-out.c (subtract_estimated_size): New function.
15349 (get_symbol_initial_value): Use it.
15351 2016-01-15 Christian Bruel <christian.bruel@st.com>
15354 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15355 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15356 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15357 use add_builtin_function_ext_scope instead of add_builtin_function.
15358 (neon_set_p, neon_crypto_set_p): Remove.
15359 (arm_init_builtins): Always call arm_init_neon_builtins and
15360 arm_init_crypto_builtins.
15361 (arm_expand_builtin): Check that builtins are allowed for the arch.
15362 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15363 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15364 arm_init_neon_builtins call.
15366 2016-01-15 Richard Biener <rguenther@suse.de>
15368 PR tree-optimization/69117
15369 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15370 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15371 of the leader conservatively.
15372 (free_scc_vn): Restore original SSA name infos.
15374 2016-01-14 Jeff Law <law@redhat.com>
15376 PR tree-optimization/69270
15377 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15378 single bit of precision, verify it's also unsigned.
15379 (record_edge_info): Use constant_boolean_node rather than fold_convert
15380 to convert boolean_true/boolean_false to the right type.
15382 2016-01-14 Richard Henderson <rth@redhat.com>
15385 * loop-doloop.c (record_reg_sets): New.
15386 (doloop_optimize): Reject the transform if the sequence
15387 clobbers registers live at the end of the loop block.
15388 (doloop_optimize_loops): Enable df_live if needed.
15390 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15392 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15393 * config/rs6000/rs6000.c: Likewise.
15394 * config/rs6000/rs6000.h: Likewise.
15395 * config/rs6000/rs6000.md: Likewise.
15396 * doc/extend.texi: Likewsie.
15398 2016-01-14 Jeff Law <law@redhat.com>
15400 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15403 2016-01-14 Richard Henderson <rth@redhat.com>
15407 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15408 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15409 instead of builtin_decl_declared_p to test for declaration.
15411 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15413 * doc/loop.texi (Loop Analysis and Representation): Document
15414 loop_depth function.
15416 2016-01-14 Tom de Vries <tom@codesourcery.com>
15418 PR tree-optimization/68773
15419 * omp-low.c (expand_omp_target): Don't set force_output.
15420 * varpool.c (varpool_node::get_create): Same.
15421 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15422 offload_funcs with force_output.
15424 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15427 * lra-eliminations.c (move_plus_up): Don't change anything if either
15428 the outer or inner subreg mode is not MODE_INT.
15429 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15430 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15432 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15434 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15435 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15436 reduc_uplus_@var{m}): Remove.
15437 * expr.c (expand_expr_real_2): Remove expansion path for
15438 reduc_[us](min|max|plus) optabs.
15439 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15440 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15441 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15442 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15443 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15444 reduc_[us](min|max|plus) optabs.
15446 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15448 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15449 (reduc_plus_scal_v2sf): New.
15450 (reduc_smax_v2sf): Rename to...
15451 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15452 (reduc_smin_v2sf): Rename to...
15453 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15455 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15457 * alias.c (compare_base_symbol_refs): New function.
15458 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15461 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15463 PR middle-end/68146
15464 PR tree-optimization/69155
15465 * tree-complex.c: Include cfganal.h.
15466 (phis_to_revisit): New variable.
15467 (extract_component): Add phiarg_p argument. Assert that returned
15468 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15469 (update_phi_components): Partly rewrite to use loop over real/imag
15470 components instead of code duplication. If extract_component returns
15471 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15472 create_tmp_reg into the PHI node instead, and mention the phi triplet
15473 in phis_to_revisit.
15474 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15475 in phis_to_revisit at the end.
15477 2016-01-14 Richard Biener <rguenther@suse.de>
15479 PR tree-optimization/68060
15480 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15481 outer loop reduction is only used in the inner loop before
15482 detecting a double reduction.
15484 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15487 * combine.c (expand_field_assignment): Punt if compute_mode is
15488 unsupported scalar mode.
15490 2016-01-14 Richard Biener <rguenther@suse.de>
15492 PR tree-optimization/66856
15493 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15494 SLP node only if it built successfully.
15495 (vect_analyze_slp_instance): Adjust.
15497 2016-01-14 Jeff Law <law@redhat.com>
15499 PR tree-optimization/69270
15500 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15501 (record_edge_info): Use it. Convert boolean_{true,false}_node
15502 to the type of op0.
15504 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15507 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15508 use block_ultimate_origin
15509 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15511 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15513 * doc/invoke.texi (Submodel Options): Rename section to
15514 "Machine-Dependent Options" to better reflect its content.
15515 Rewrite introductory text to remove archaic CPU names.
15518 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15520 * doc/invoke.texi (Code Gen Options): Move section up in file,
15521 before target-specific options. Update menu and option summary
15522 to reflect the new section ordering.
15524 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15526 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15527 (C++ Dialect Options): Add cross-reference to -std option.
15528 * doc/standards.texi (C++ Language): Document C++14 support.
15530 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15532 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15533 for pack/unpack functions for __ibm128.
15534 (PACK_IF): Likewise.
15535 (UNPACK_IF): Likewise.
15537 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15538 support for __ibm128 pack/unpack functions.
15539 (rs6000_invalid_builtin): Likewise.
15540 (rs6000_init_builtins): Likewise.
15541 (rs6000_opt_masks): Likewise.
15543 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15544 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15546 (RS6000_BTM_COMMON): Likewise.
15548 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15549 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15550 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15551 128-bit floating point. Add support for the double values to be
15552 in Altivec registers for TF/IF packing and unpacking, but restrict
15553 TD packing sub-fields to be FPR registers. Don't allow overlapped
15554 register support for packing. Allow pack inputs to be memory
15555 locations. Don't build generator functions for unpack<mode>_dm
15556 and unpack<mode>_nodm.
15557 (unpack<mode>_dm): Likewise.
15558 (unpack<mode>_nodm): Likewise.
15559 (pack<mode>): Likewise.
15561 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15562 built-in functions to pack/unpack explicit __ibm128 values.
15563 (__builtin_unpack_ibm128): Likewise.
15565 * doc/extend.texi (PowerPC Built-in Functions): Document
15566 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15568 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15571 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15572 Add new arg loc and pass it down as context.
15573 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15574 to the location to use for the warning.
15575 (check_function_arguments): New arg loc. All callers changed. Pass
15576 it to check_function_nonnull.
15577 * c-common.h (check_function_arguments): Adjust declaration.
15579 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15581 PR tree-optimization/69156
15582 * gimple.c (validate_type): Removed.
15583 (gimple_builtin_call_types_compatible_p): Use
15584 useless_type_conversion_p instead of validate_type.
15585 * value-prof.c (gimple_stringop_fixed_value): Fold
15586 icall_size to correct type.
15588 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15590 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15593 2016-01-13 Richard Henderson <rth@redhat.com>
15596 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15597 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15598 (ix86_builtin_tm_store): Remove.
15599 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15600 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15601 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15602 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15603 * doc/tm.texi: Rebuild.
15605 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15606 (BUILT_IN_TM_MEMCPY_RTWN): New.
15607 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15608 fallback from vector to integer helpers.
15609 (build_tm_load): Handle vector types directly, instead of
15611 (build_tm_store): Likewise.
15612 (expand_assign_tm): Prepare for register types not handled by
15613 the above. Copy them to memory and use memcpy.
15614 * tree.c (tm_define_builtin): New.
15615 (find_tm_vector_type): New.
15616 (build_tm_vector_builtins): New.
15617 (build_common_builtin_nodes): Call it.
15619 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15621 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15622 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15624 2016-01-13 Tom de Vries <tom@codesourcery.com>
15626 PR tree-optimization/69169
15627 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15628 handled_struct_type param.
15629 (create_variable_info_for, intra_create_variable_infos): Call
15630 create_variable_info_for_1 with extra arg.
15632 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15634 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15635 and "armv8.1-a+crc" entries.
15637 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15640 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15641 Change first operand predicate from register_or_constm1_operand
15642 to register_operand.
15643 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15644 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15645 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15646 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15647 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15648 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15649 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15650 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15651 comparison with constm1_rtx from vec_prefetch_gen part.
15653 2016-01-13 Richard Biener <rguenther@suse.de>
15655 PR tree-optimization/69013
15656 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15657 Exchange assert for a test.
15659 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15662 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15664 2016-01-13 Richard Biener <rguenther@suse.de>
15666 PR tree-optimization/69242
15667 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15668 assert with a check.
15670 2016-01-13 Richard Biener <rguenther@suse.de>
15672 PR tree-optimization/69186
15673 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15674 Properly guard vect_update_misalignment_for_peel call.
15676 2016-01-12 Jeff Law <law@redhat.com>
15678 PR tree-optimization/pr67755
15679 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15680 "need_profile_correction".
15681 (thread_block_1): Initialize new field to false by default. If we
15682 have multiple thread paths through a common joiner to different
15683 final targets, then set new field to true.
15684 (compute_path_counts): Only do count adjustment when it's really
15687 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15689 * doc/invoke.texi (Spec Files): Move section down in file, past
15690 all command-line option descriptions.
15692 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15694 PR middle-end/54809
15695 * doc/gty.texi: Remove documentation of mark_hook.
15696 * gengtype.c (struct write_types_data): Remove code to support
15697 mark_hook attribute.
15698 (walk_type): Likewise.
15699 (write_func_for_structure): Likewise.
15701 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15703 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15704 Directory Options, and -specs= to Overall Options.
15705 (Overall Options): Adjust similarly. Reorder to group related
15706 options together. Make -specs= cross-reference the spec file details.
15707 (Directory Options): Adjust similarly.
15709 2016-01-12 Jeff Law <law@redhat.com>
15711 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15713 2016-01-12 Olivier Hainque <hainque@adacore.com>
15715 * gcc.c (spec_undefvar_allowed): New global.
15716 (process_command): Set to true when running for --version or --help,
15718 (getenv_spec_function): When the variable is not defined, use the
15719 variable name as the variable value if we're allowed not to issue
15722 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15724 PR tree-optimization/68911
15725 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15726 information computed for expression "init + nit * step".
15728 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15730 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15731 about name of GCC executable. Remove deleted node from menu.
15732 (Directory Options) <-B>: Remove cross-reference to deleted node.
15733 (Target Options): Delete section.
15735 2016-01-12 Christian Bruel <christian.bruel@st.com>
15738 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15739 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15741 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15744 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15745 aligned_mem is properly set for AVX512-VL floating point masked
15749 * ifcvt.c (cond_exec_process_if_block): When removing the last
15750 insn from then_bb, remove also any possible barriers that follow it.
15752 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15756 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15757 (PTRDIFF_TYPE): Likewise.
15758 (WCHAR_TYPE): Likewise.
15759 (WCHAR_TYPE_SIZE): Likewise.
15760 (STDINT_LONG32): Likewise.
15762 2016-01-12 Richard Biener <rguenther@suse.de>
15764 PR tree-optimization/69053
15765 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15766 convert initial value for cond reductions.
15768 2016-01-12 Richard Biener <rguenther@suse.de>
15770 PR tree-optimization/69007
15771 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15772 widen_sum after dot_prod and sad.
15774 2016-01-12 Richard Biener <rguenther@suse.de>
15776 PR tree-optimization/69168
15777 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15778 pattern stmt SLP type.
15779 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15780 end up unused so cope with that case.
15782 2016-01-12 Richard Biener <rguenther@suse.de>
15784 PR tree-optimization/69157
15785 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15786 stmts def type only during analyze phase.
15787 (vectorizable_call): Likewise.
15788 (vectorizable_simd_clone_call): Likewise.
15789 (vectorizable_conversion): Likewise.
15790 (vectorizable_assignment): Likewise.
15791 (vectorizable_shift): Likewise.
15792 (vectorizable_operation): Likewise.
15793 (vectorizable_store): Likewise.
15794 (vectorizable_load): Likewise.
15796 2016-01-12 Richard Biener <rguenther@suse.de>
15798 PR tree-optimization/69174
15799 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15801 (vectorizable_load): Properly compute the number of loads needed
15802 for permuted strided SLP loads and do not spuriously assign
15803 to SLP_TREE_VEC_STMTS.
15805 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15807 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15808 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15809 (MD_EXEC_PREFIX): Remove.
15810 (MD_STARTFILE_PREFIX) Removee.
15811 (FILE_NAME_ABSOLUTE_P): Remove.
15812 (CPP_SPEC): Do not read macros from sys/version.h.
15813 (LINK_COMMAND_SPEC): Remove.
15814 (LOCAL_INCLUDE_DIR): Remove.
15815 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15816 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15817 (POST_LINK_SPEC): Define to invoke stubify after linker
15818 (LIBSTDCXX): Remove define
15819 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15820 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15821 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15822 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15823 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15824 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15825 (i386_djgpp_asm_named_section): Add propotype of new procedure
15827 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15828 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15829 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15830 in config/i386/djgpp.h).
15831 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15832 STANDARD_STARTFILE_PREFIX_1.
15833 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15834 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15835 installation errors.
15836 (MAX_OFILE_ALIGNMENT): Define to 128.
15837 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15839 * config/i386/djgpp.c: New file. Add implementation of
15840 i386_djgpp_asm_named_section.
15842 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15844 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15845 Add rule for building djgpp.o.
15847 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15849 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15850 (rtx_is_swappable_p): Reductions are swappable.
15851 (insn_is_swappable_p): V2DF reductions are swappable.
15853 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15855 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15856 reloads for other unsupported memory operands.
15858 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15859 Jim Wilson <jim.wilson@linaro.org>
15862 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15863 copy_to_mode_reg instead of force_reg.
15865 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15868 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15869 TARGET_80387 is true.
15871 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15874 * lra-eliminations.c (move_plus_up): Only move plus up
15875 if subreg of the constant can be simplified into constant
15876 and use the simplified subreg of the constant instead of
15877 the original constant.
15879 * fold-const.c (fold_convertible_p): Don't return true
15880 for conversion of VECTOR_TYPE to same sized integral type.
15881 (fold_convert_loc): Fix up formatting. Fold conversion of
15882 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15883 instead of NOP_EXPR.
15885 PR tree-optimization/69214
15886 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15887 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15890 PR tree-optimization/69207
15891 * tree-vect-slp.c (vect_get_constant_vectors): For
15892 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15893 fold_convertible_p to vector_type's element type, and always
15894 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15896 2016-01-11 Richard Biener <rguenther@suse.de>
15898 PR tree-optimization/69173
15899 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15900 fixup the cycle if all stmts are in a pattern.
15902 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15904 PR middle-end/68999
15905 * alias.c (base_alias_check): Move check for addresses with
15906 alignment ANDs before the call for compare_base_decls.
15907 (memrefs_conflict_p): Return -1 for different decls
15908 that went through alignment adjustments.
15910 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15912 PR rtl-optimization/68796
15913 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15914 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15915 and QImode comparisons against zero with CC_NZmode.
15916 * config/aarch64/iterators.md (short_mask): New mode_attr.
15918 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15920 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15921 (<avx512>_store<mode>_mask): Likewise.
15923 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15924 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15926 PR rtl-optimization/68841
15927 * ifcvt.c (struct noce_if_info): Add orig_x field.
15928 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15929 Don't record conflicts on to_rename if it's present.
15930 Allow memory destinations in sets.
15931 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15932 blocks, passing orig_x to the checks.
15933 (noce_process_if_block): Set if_info->orig_x appropriately.
15935 2016-01-11 Tom de Vries <tom@codesourcery.com>
15937 PR tree-optimization/69069
15938 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15940 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15942 PR rtl-optimization/68920
15943 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15944 of conditional moves for RTL if-conversion to 1 for
15945 TARGET_ONE_IF_CONV_INSN.
15946 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15947 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15948 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15949 parameter to restirct number of conditional moves for
15951 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15952 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15955 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15958 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15959 onepart vars. Fix typo in comment. Fix reversed condition in
15961 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15964 * var-tracking.c (dump_onepart_variable_differences): New.
15965 (dataflow_set_different): If a detailed dump is requested,
15966 delay early returns and dump differences between onepart
15967 variables present before and after, and added variables.
15969 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15972 * expr.c (expand_expr_real_1): For boolean vector constants
15973 with a scalar mode use const_scalar_mask_from_tree.
15974 (const_scalar_mask_from_tree): New.
15975 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15976 assigned to a mask type to handle constants.
15978 2016-01-11 Martin Jambor <mjambor@suse.cz>
15981 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15982 useless parameters if we cannot change function signature.
15984 2016-01-11 Martin Jambor <mjambor@suse.cz>
15987 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15990 2016-01-11 Tom de Vries <tom@codesourcery.com>
15992 PR tree-optimization/69109
15993 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15996 2016-01-11 Tom de Vries <tom@codesourcery.com>
15998 PR tree-optimization/69108
15999 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16000 res is not used in a phi.
16002 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16005 * common.opt (frandom-seed): Fix parameter name.
16006 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16008 2016-01-11 Tom de Vries <tom@codesourcery.com>
16010 PR tree-optimization/69058
16011 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16014 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16016 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16017 (mcode-density): Likewise.
16019 2016-01-10 Tom de Vries <tom@codesourcery.com>
16021 PR tree-optimization/69062
16022 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16023 (parallelize_loops): Don't paralelize loop that has phi with address
16026 2016-01-10 Tom de Vries <tom@codesourcery.com>
16028 PR tree-optimization/69039
16029 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16032 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16034 PR middle-end/68743
16035 * match.pd: Require target has function_c99_misc before doing
16036 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16038 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16040 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16042 * configure: Regenerate.
16044 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16046 PR middle-end/50865
16047 PR tree-optimization/69097
16048 * fold-const.h (expr_not_equal_to): New prototype.
16049 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16050 (expr_not_equal_to): New function.
16051 * match.pd (X % -Y is the same as X % Y): Don't optimize
16052 unless X is known not to be equal to minimum or Y is known
16053 not to be equal to -1.
16054 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16055 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16056 (simplify_stmt_using_ranges): Adjust caller.
16057 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16058 substitute_and_fold.
16060 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16062 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16065 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16067 PR tree-optimization/69167
16068 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16069 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16071 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16073 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16074 Richard Biener <rguenther@suse.de>
16076 PR tree-optimization/68707
16077 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16078 instances that can be handled via vect_load_lanes.
16080 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16082 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16083 if we can't determine address equivalence.
16084 * alias.c (compare_base_decl): Update for changed return value of
16085 symtab_node::equal_address_to.
16087 2016-01-08 Jason Merrill <jason@redhat.com>
16091 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16092 * expr.c (store_field): Not here.
16093 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16094 call with TREE_ADDRESSABLE type.
16095 * tree-cfg.c (verify_gimple_call): Adjust.
16097 2016-01-08 Olivier Hainque <hainque@adacore.com>
16099 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16102 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16104 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16105 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16106 (reduc_smin_v2sf): Rename to...
16107 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16108 (reduc_splus_v2sf): Rename to...
16109 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16111 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16113 PR tree-optimization/69162
16114 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16115 valist argument in another argument.
16116 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16117 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16118 to determine the va_list type, build a MEM_REF instead of
16119 build_fold_indirect_ref.
16121 PR tree-optimization/69172
16122 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16125 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16127 PR tree-optimization/67781
16128 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16129 and cmpnop in two steps: first the ones not accessed in original
16130 gimple expression in a endian independent way and then the ones not
16131 accessed in the final result in an endian-specific way.
16133 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16135 PR tree-optimization/69083
16136 * tree-vect-slp.c (vect_get_constant_vectors): For
16137 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16138 element type. If op is fold_convertible_p to vector_type's element
16139 type, use NOP_EXPR instead of VCE.
16141 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16143 PR rtl-optimization/67778
16144 PR rtl-optimization/68634
16145 PR rtl-optimization/68909
16146 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16147 block from the stack until done with it. Remove a superfluous
16148 bitmap set. Remove a superfluous bitmap test.
16150 2016-01-07 Martin Sebor <msebor@redhat.com>
16153 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16154 constraint on the type of arguments.
16156 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16158 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16159 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16160 unaligned_access on the gcc_options set.
16161 * config/arm/arm.c (arm_option_override_internal): Use
16162 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16164 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16167 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16168 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16170 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16173 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16176 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16177 depending on frame_pointer_needed before remaining integer and SSE
16178 registers are saved.
16180 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16183 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16185 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16188 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16189 Use the "xBm" constraint.
16190 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16192 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16193 (sse_cvtsi2ssq<round_name>): Likewise.
16194 (sse_cvtss2si<round_name>): Likewise.
16195 (sse_cvtss2siq<round_name>): Likewise.
16196 (sse2_cvtsi2sdq<round_name>): Likewise.
16197 (sse2_cvtsd2si<round_name>): Likewise.
16198 (sse2_cvtsd2siq<round_name>): Likewise.
16199 * config/i386/subst.md (round_nimm_scalar_predicate): New
16202 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16204 PR middle-end/67639
16205 * varasm.c (make_decl_rtl): Mark invalid register vars as
16208 PR rtl-optimization/66206
16209 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16210 All callers changed.
16212 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16214 PR tree-optimization/69141
16215 * tree-ssa-pre.c: Include langhooks.h.
16216 (eliminate_dom_walker::before_dom_children): Use
16217 lang_hooks.decl_printable_name instead of
16218 cgraph_node::get ()->name ().
16220 PR middle-end/68960
16221 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16222 it and DECL_ALIGN too.
16224 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16226 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16228 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16231 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16232 depending on frame_pointer_needed before remaining integer and SSE
16233 registers are saved.
16235 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16237 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16238 mode iterator with VSX_M2.
16239 (*p9_vecstore_<mode>): Likewise.
16240 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16241 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16242 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16243 (define_split for VSX_LE128 stores): Likewise.
16244 (define_peephole2 for TImode LE swaps): Likewise.
16245 (define_split for VSX_LE128 post-reload stores): Likewise.
16247 2016-01-06 Marek Polacek <polacek@redhat.com>
16250 * convert.c (convert_to_integer_1): Adjust call to
16251 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16252 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16253 EXPR instead of ARG.
16254 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16256 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16259 * doc/extend.texi (RL78 Variable Attributes): New section.
16261 2016-01-05 Marek Polacek <polacek@redhat.com>
16264 * builtins.c (get_memmodel): Use expansion point location rather than
16265 the input location. Call warning_at rather than warning.
16266 (expand_builtin_atomic_compare_exchange): Likewise.
16267 (expand_builtin_atomic_load): Likewise.
16268 (expand_builtin_atomic_store): Likewise.
16269 (expand_builtin_atomic_clear): Likewise.
16271 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16274 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16275 Replace nonimmediate_operand with vector_operand.
16276 * config/i386/predicates.md (vector_operand): New predicate.
16277 (general_vector_operand): Replace nonimmediate_operand with
16279 * config/i386/sse.md: Replace nonimmediate_operand with
16280 vector_operand and m constraint with Bm constraint on SSE
16281 patterns with 16-byte memory operand.
16282 * config/i386/subst.md (round_nimm_predicate): Replace
16283 nonimmediate_operand with vector_operand.
16284 (round_saeonly_nimm_predicate): Likewise.
16285 (round_saeonly_nimm_scalar_predicate): New.
16287 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16290 * config/i386/constraints.md (Bm): New constraint.
16291 * config/i386/predicates.md (vector_memory_operand): New
16293 * config/i386/sse.md: Replace xm with xBm in plusminus and
16294 any_logic patterns.
16296 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16299 * doc/extend.texi (V850 Function Attributes): New section.
16300 (V850 Variable Attributes): New section.
16302 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16305 * doc/extend.texi (MicroBlaze Function Attributes): Document
16306 interrupt_handler and fast_interrupt attributes.
16308 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16311 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16312 for local symbolic operands.
16313 * config/ia64/predicates.md (local_symbolic_operand64): New
16316 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16318 PR rtl-optimization/68651
16319 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16322 2016-01-05 Nathan Sidwell <nathan@acm.org>
16324 * alias.c (compare_base_decls): Use symtab_node::get.
16326 2016-01-05 Nick Clifton <nickc@redhat.com>
16329 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16330 secondary_reload_info structure.
16333 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16334 decls if weak support is available.
16336 2016-01-04 Martin Sebor <msebor@redhat.com>
16338 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16340 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16342 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16343 OPTION_MASK_P9_DFORM.
16345 * config/rs6000/constraints.md (wo constraint): New constraint for
16348 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16350 (rs6000_init_hard_regno_mode_ok): Likewise.
16352 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16355 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16356 expanders not to have constraints. Add support for ISA 3.0 xxperm
16357 instruction. Add support for fusing xxlor with xxperm.
16358 (altivec_vperm_<mode>_internal): Likewise.
16359 (altivec_vperm_v8hiv16qi): Likewise.
16360 (altivec_vperm_<mode>v16q): Likewise.
16361 (altivec_vperm_<mode>_uns): Likewise.
16362 (vperm_v8hiv4si): Likewise.
16363 (vperm_v16qiv8hi): Likewise.
16365 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16367 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16369 Update copyright years.
16371 * gcc.c (process_command): Update copyright notice dates.
16372 * gcov-dump.c (print_version): Ditto.
16373 * gcov.c (print_version): Ditto.
16374 * gcov-tool.c (print_version): Ditto.
16375 * gengtype.c (create_file): Ditto.
16376 * doc/cpp.texi: Bump @copying's copyright year.
16377 * doc/cppinternals.texi: Ditto.
16378 * doc/gcc.texi: Ditto.
16379 * doc/gccint.texi: Ditto.
16380 * doc/gcov.texi: Ditto.
16381 * doc/install.texi: Ditto.
16382 * doc/invoke.texi: Ditto.
16384 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16386 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16387 modes larger than TImode as TImode if NEON is not enabled.
16389 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16392 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16393 mode for %f0-%f31 only if TARGET_FPU.
16395 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16398 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16399 to compute the PACKED_P predicate.
16400 (function_arg_record_value): Minor tweaks.
16402 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16404 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16405 option for arm*-*-* targets.
16407 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16409 * doc/extend.texi (Common Function Attributes): Move docs for
16410 MSP430-specific attributes to....
16411 (MSP430 Function Attributes): ...here. Delete the redundant
16412 entries and copy-edit the remaining text.
16413 (MSP430 Variable Attributes): Use uniform format for index
16414 entries and add a cross-reference to the corresponding function
16417 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16419 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16421 (x86 Options): Likewise.
16423 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16427 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16428 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16429 to corresponding attribute.
16431 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16433 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16434 to correct alphabetization of table. Copy-edit and correct
16436 <stack_protect>: Likewise.
16437 <target_clones>: Likewise.
16439 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16440 Correct punctuation.
16441 (Code Gen Options) <-fno-plt>: Copy-edit.
16443 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16446 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16447 SI values. Explicitly convert SI to DI and vice-versa.
16449 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16451 PR tree-optimization/69070
16452 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16453 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16456 * ubsan.c (ubsan_instrument_float_cast): Call
16457 initialize_sanitizer_builtins.
16460 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16462 Copyright (C) 2016 Free Software Foundation, Inc.
16464 Copying and distribution of this file, with or without modification,
16465 are permitted in any medium without royalty provided the copyright
16466 notice and this notice are preserved.