1 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
4 last argument is a bit-field.
6 PR rtl-optimization/71673
7 * internal-fn.c (expand_arith_overflow_result_store): Use
8 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
12 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
13 expand_ifn_atomic_compare_exchange): New functions.
14 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
15 * tree.h (build_call_expr_internal_loc): Rename to ...
16 (build_call_expr_internal_loc_array): ... this. Fix up type of
18 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
20 ATOMIC_COMPARE_EXCHANGE result.
21 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
22 * gimple-fold.h (optimize_atomic_compare_exchange_p,
23 fold_builtin_atomic_compare_exchange): New prototypes.
24 * gimple-fold.c (optimize_atomic_compare_exchange_p,
25 fold_builtin_atomic_compare_exchange): New functions..
26 * tree-ssa.c (execute_update_addresses_taken): If
27 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
28 of call when finding addressable vars, and if such var becomes
29 non-addressable, call fold_builtin_atomic_compare_exchange.
31 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
34 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
35 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
37 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
39 * config/rs6000/rs6000.md ('type' attribute): Add
40 veclogical,veccmpfx,vecexts,vecmove insn types.
41 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
42 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
43 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
44 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
45 *nabs<mode>2_hw): Change type to vecmove.
46 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
47 *boolcc<mode>3_internal, *eqv<mode>3_internal,
48 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
49 *ieee_128bit_vsx_abs<mode>2_internal,
50 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
51 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
52 *ieee128_mtvsrd_32bit): Change type to veclogical.
53 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
54 *movdi_internal32, *movdi_internal64): Update insn types.
55 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
56 vsx_extract_<mode>): Change type to veclogical.
57 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
58 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
59 *vsx_sign_extend_si_v2di): Change type to vecexts.
60 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
62 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
63 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
64 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
65 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
66 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
67 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
68 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
69 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
70 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
71 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
72 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
73 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
74 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
75 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
76 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
77 (ppc7450-vecsimple): Add veclogical, vecmove.
78 (ppc7450-veccmp): Add veccmpfx.
79 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
81 (ppc8540_vector_compare): Add veccmpfx.
82 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
83 * config/rs6000/cell.md (cell-fp): Add fpsimple.
84 (cell-vecsimple): Add veclogical, vecmove.
85 (cell-veccmp): Add veccmpfx.
86 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
87 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
89 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
90 * config/rs6000/power4.md (power4-fp): Add fpsimple.
91 (power4-vecsimple): Add veclogical, vecmove.
92 (power4-veccmp): Add veccmpfx.
93 * config/rs6000/power5.md (power5-fp): Add fpsimple.
94 * config/rs6000/power6.md (power6-fp): Add fpsimple.
95 (power6-vecsimple): Add veclogical, vecmove.
96 (power6-veccmp): Add veccmpfx.
97 * config/rs6000/power7.md (power7-fp): Add fpsimple.
98 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
99 * config/rs6000/power8.md (power8-fp): Add fpsimple.
100 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
101 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
102 * config/rs6000/titan.md (titan_fp): Add fpsimple.
103 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
105 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
107 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
110 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
111 OPTION_MASK_P9_DFORM_VECTOR.
112 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
113 disable -mpower9-dform-vector when using reload.
114 (quad_address_p): Remove 'gpr_p' argument and all associated code.
115 New 'strict' argument. Update all callers. Add strict addressing
117 (rs6000_legitimate_offset_address_p): Remove call to
118 virtual_stack_registers_memory_p.
119 (rs6000_legitimize_reload_address): Add quad address support.
120 (rs6000_legitimate_address_p): Move call to quad_address_p above
121 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
122 to account for new strict usage.
123 (rs6000_output_move_128bit): Adjust quad_address_p args to account
124 for new strict usage.
125 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
127 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
134 * config/i386/i386.c (ix86_spill_class): Disable condition to
135 always return NO_REGS.
137 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
139 * predict.c: Include gimple-pretty-print.h
140 (predicted_by_loop_heuristics_p): Check also
141 PRED_LOOP_EXIT_WITH_RECURSION
142 (predict_loops): Find self recursive calls and use special purpose
143 predictors for them; dump log about decisions.
144 (pass_profile::execute): Dump info about #of iterations.
145 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
146 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
148 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
150 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
151 output_asm_insn calls and shorten long lines. Output .CALL
152 argument descriptor using pa_output_arg_descriptor. Add various
153 inline $$dyncall and other optimizations.
154 (pa_attr_length_indirect_call): Adjust ordering and lengths.
156 2016-06-25 Jakub Jelinek <jakub@redhat.com>
158 PR tree-optimization/71643
159 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
162 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
163 leak a bitmap if dep_bb is NULL.
165 PR tree-optimization/71631
166 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
167 to rewrite_expr_tree even if negate_result, move new_lhs var
168 declaration and initialization earlier, for powi_result set afterwards
169 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
170 if new_lhs != lhs, and don't shadow gsi var.
172 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
174 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
175 Add in_loop parameter.
176 (predict_loops): Add loop guard heuristics.
177 * predict.def (PRED_LOOP_GUARD): New heuristics.
179 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
181 * predict.c: Include ipa-utils.h
182 (tree_bb_level_prediction): Predict recursive calls.
183 (tree_estimate_probability_bb): Skip inexpensive calls for call
185 * predict.def (PRED_RECURSIVE_CALL): New.
187 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
189 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
190 (BU_FLOAT128_1): Likewise.
192 (COPYSIGNQ): Likewise.
193 (RS6000_BUILTIN_NANQ): Likewise.
194 (RS6000_BUILTIN_NANSQ): Likewise.
195 (RS6000_BUILTIN_INFQ): Likewise.
196 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
197 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
198 (TARGET_FOLD_BUILTIN): New #define.
199 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
200 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
201 (rs6000_fold_builtin): New target hook implementation, handling
202 folding of 128-bit NaNs and infinities.
203 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
204 entries are filled in to avoid problems during bootstrap
205 self-test; define builtins for 128-bit NaNs and infinities.
206 (rs6000_opt_mask): Add entry for float128.
207 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
208 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
209 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
210 (const_str_type_node): New #define.
211 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
212 to a define_expand that dispatches to either copysign<mode>3_soft
213 or copysign<mode>3_hard.
214 (copysign<mode>3_hard): Rename from copysign<mode>3.
215 (copysign<mode>3_soft): New define_insn.
216 * doc/extend.texi: Document new builtins.
218 2016-06-24 Jakub Jelinek <jakub@redhat.com>
220 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
221 PRIu64 instead of lu.
223 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
226 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
229 2016-06-24 Jakub Jelinek <jakub@redhat.com>
231 PR tree-optimization/71647
232 * omp-low.c (lower_rec_input_clauses): Convert
233 omp_clause_aligned_alignment (c) to size_type_node for the
234 last argument of __builtin_assume_aligned.
236 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
238 * configure.ac (calling ___tls_get_addr via GOT): New
239 assembler/linker check.
240 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
241 assembler and linker supports calling ___tls_get_addr via GOT.
242 Otherise, defined to 0.
243 * config.in: Regenerated.
244 * configure: Likewise.
245 * config/i386/constraints.md (Yb): New constraint.
246 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
247 (REG_CLASS_NAMES): Likewise.
248 (REG_CLASS_CONTENTS): Likewise.
249 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
250 the b constraint with the Yb constraint. Call ___tls_get_addr
251 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
253 (*tls_local_dynamic_base_32_gnu): Likewise.
254 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
255 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
256 (*tls_local_dynamic_base_64_<mode>): Likewise.
258 2016-06-24 Martin Liska <mliska@suse.cz>
260 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
261 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
263 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
264 argument to true if the expected number of iterations is
267 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
269 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
270 assemble for 32bit target.
271 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
272 and $ld_ix86_gld_32_opt to link for 32bit target.
273 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
274 * configure: Regenerate.
276 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
278 * config/arm/arm.c (int_log2): Delete definition and prototype.
279 (shift_op): Use exact_log2 instead of int_log2.
280 (vfp3_const_double_for_fract_bits): Likewise.
282 2016-06-24 Jakub Jelinek <jakub@redhat.com>
284 * internal-fn.c (expand_arith_set_overflow): New function.
285 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
287 (expand_arith_overflow_result_store): Likewise. Handle precision
288 smaller than mode precision.
289 * tree-vrp.c (extract_range_basic): For imag part, handle
290 properly signed 1-bit precision result.
291 * doc/extend.texi (__builtin_add_overflow): Document that last
292 argument can't be pointer to enumerated or boolean type.
293 (__builtin_add_overflow_p): Document that last argument can't
294 have enumerated or boolean type.
296 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
297 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
299 * config/rs6000/predicates.md (splat_input_operand): Rework.
300 Don't allow constants, since the insns that use this predicate
301 don't support constants. Constants are handled by other insns
302 that are created via combine. During and after register
303 allocation, only allow indexed or indirect addresses, and not
304 general addresses. Only allow modes supported by the hardware.
305 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
306 comment. Move check for using VSPLTIS<x> to a common location,
307 instead of doing it in two different places.
309 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
311 * config/i386/driver-i386.c (host_detect_local_cpu): Set
312 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
313 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
314 signature_CENTAUR_ebx.
316 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
320 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
321 (as_ix86_gas_32_opt): This.
322 (ld_ix86_tls_ldm_opt): Renamed to ...
323 (ld_ix86_gld_32_opt): This.
324 (R_386_TLS_LDM reloc): Updated.
325 (R_386_GOT32X reloc): New assembler/linker check.
326 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
327 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
329 * config.in: Regenerated.
330 * configure: Likewise.
331 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
332 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
333 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
334 if ix86_force_load_from_GOT_p returns true.
335 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
336 ix86_force_load_from_GOT_p returns true.
337 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
338 the external function address via the GOT slot.
339 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
340 HAVE_AS_IX86_GOT32X before returning false.
341 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
342 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
344 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
346 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
348 2016-06-23 Andi Kleen <ak@linux.intel.com>
350 * Makefile.in: Regenerate.
351 * doc/install.texi: Document autoprofiledbootstrap.
353 2016-06-23 Andi Kleen <ak@linux.intel.com>
355 * config/i386/gcc-auto-profile: New file.
357 2016-06-23 Martin Liska <mliska@suse.cz>
360 * predict.c (predict_loops): Revert the hunk that was removed
363 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
365 * config.gcc: Add support for arm*-*-phoenix* targets.
366 * config/arm/t-phoenix: New.
367 * config/phoenix.h: New.
369 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
370 H.J. Lu <hongjiu.lu@intel.com>
373 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
374 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
375 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
376 ix86_force_load_from_GOT_p returns true.
377 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
378 ix86_force_load_from_GOT_p returns true.
379 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
380 ix86_force_load_from_GOT_p returns true.
381 (ix86_expand_move): Load the external function address via the
382 GOT slot if ix86_force_load_from_GOT_p returns true.
383 * config/i386/predicates.md (x86_64_immediate_operand): Return
384 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
385 (x86_64_zext_immediate_operand): Ditto.
387 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
389 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
391 2016-06-22 David Malcolm <dmalcolm@redhat.com>
394 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
395 * diagnostic.c (pedwarn_at_rich_loc): New function.
396 * spellcheck.h (best_match::best_match): Add a
397 "best_distance_so_far" optional parameter.
398 (best_match::set_best_so_far): New method.
399 (best_match::get_best_distance): New accessor.
400 (best_match::get_best_candidate_length): New accessor.
402 2016-06-22 Nick Clifton <nickc@redhat.com>
404 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
405 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
406 modes are accepted as well.
407 (ucompare_loc_descriptor): Likewise.
408 (minmax_loc_descriptor): Likewise.
409 (clz_loc_descriptor): Likewise.
410 (popcount_loc_descriptor): Likewise.
411 (bswap_loc_descriptor): Likewise.
412 (rotate_loc_descriptor): Likewise.
413 (mem_loc_descriptor): Likewise.
414 (loc_descriptor): Likewise.
416 2016-06-22 David Malcolm <dmalcolm@redhat.com>
418 * common.opt (fdiagnostics-parseable-fixits): New option.
419 * diagnostic.c: Include "selftest.h".
420 (print_escaped_string): New function.
421 (print_parseable_fixits): New function.
422 (diagnostic_report_diagnostic): Call print_parseable_fixits.
423 (selftest::assert_print_escaped_string): New function.
424 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
425 (selftest::test_print_escaped_string): New function.
426 (selftest::test_print_parseable_fixits_none): New function.
427 (selftest::test_print_parseable_fixits_insert): New function.
428 (selftest::test_print_parseable_fixits_remove): New function.
429 (selftest::test_print_parseable_fixits_replace): New function.
430 (selftest::diagnostic_c_tests): New function.
431 * diagnostic.h (struct diagnostic_context): Add field
432 "parseable_fixits_p".
433 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
434 -fdiagnostics-parseable-fixits.
435 (-fdiagnostics-parseable-fixits): New option.
436 * opts.c (common_handle_option): Handle
437 -fdiagnostics-parseable-fixits.
438 * selftest-run-tests.c (selftest::run_tests): Call
439 selftest::diagnostic_c_tests.
440 * selftest.h (selftest::diagnostic_c_tests): New prototype.
442 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
444 PR tree-optimization/71488
445 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
446 comparison of boolean vectors.
447 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
448 of boolean vectors using bitwise operations.
450 2016-06-22 Andreas Schwab <schwab@suse.de>
452 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
455 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
457 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
459 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
461 * config/i386/i386.c (print_reg): Emit an error message on attempt to
464 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
466 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
467 * config/arm/arm-cores.def (cortex-a73): New entry.
468 (cortex-a73.cortex-a35): Likewise.
469 (cortex-a73.cortex-a53): Likewise.
470 * config/arm/arm-tables.opt: Regenerate.
471 * config/arm/arm-tune.md: Likewise.
472 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
473 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
474 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
475 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
476 * doc/invoke.texi (ARM Options): Document cortex-a73,
477 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
479 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
481 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
482 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
483 (cortex-a73.cortex-a35): Likewise.
484 (cortex-a73.cortex-a53): Likewise.
485 * config/aarch64/aarch64-tune.md: Regenerate.
486 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
487 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
490 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
492 * configure.ac (gcc_cv_as_compress_debug): Remove
493 --compress-debug-sections as extra as switch.
494 Handle gas --compress-debug-sections=type.
495 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
496 Handle gld --compress-debug-sections=type.
497 * configure: Regenerate.
499 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
501 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
503 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
505 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
506 (do_rewrite): likewise.
508 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
510 * common/config/mep/mep-common.c: Remove.
511 * config.gcc: Remove mep-* support.
512 * config/mep/constraints.md: Remove.
513 * config/mep/default.h: Remove.
514 * config/mep/intrinsics.h: Remove.
515 * config/mep/intrinsics.md: Remove.
516 * config/mep/ivc2-template.h: Remove.
517 * config/mep/mep-c5.cpu: Remove.
518 * config/mep/mep-core.cpu: Remove.
519 * config/mep/mep-default.cpu: Remove.
520 * config/mep/mep-ext-cop.cpu: Remove.
521 * config/mep/mep-intrin.h: Remove.
522 * config/mep/mep-ivc2.cpu: Remove.
523 * config/mep/mep-pragma.c: Remove.
524 * config/mep/mep-protos.h: Remove.
525 * config/mep/mep.c: Remove.
526 * config/mep/mep.cpu: Remove.
527 * config/mep/mep.h: Remove.
528 * config/mep/mep.md: Remove.
529 * config/mep/mep.opt: Remove.
530 * config/mep/predicates.md: Remove.
531 * config/mep/t-mep: Remove.
532 * doc/install.texi: Remove mep-* documentation.
533 * doc/md.texi: Likewise.
535 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
537 * config.gcc: Remove support for avr-rtems.
538 * config/avr/gen-avr-mmcu-specs.c: Likewise.
539 * config/avr/rtems.h: Remove.
540 * config/avr/t-rtems: Remove.
542 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
544 * config.gcc: Remove m32r-rtems support.
545 * config/m32r/rtems.h: Remove.
547 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
549 * config.gcc: Remove h8300-rtems support.
550 * config/h8300/rtems.h: Remove.
551 * config/h8300/t-rtems: Remove.
553 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
555 * config.gcc: Remove support for knetbsd.
556 * configure.ac: Likewise.
557 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
558 * config/knetbsd-gnu.h: Remove.
559 * configure: Regenerate.
561 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
563 * config.gcc: Remove support for openbsd 2 and 3.
564 * config/openbsd-oldgas.h: Remove.
566 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
568 * config.gcc: Remove interix support.
569 * config/i386/i386-interix.h: Remove.
570 * config/i386/interix.opt: Remove.
571 * config/i386/t-interix: Remove.
572 * configure: Regenerate.
573 * configure.ac: Remove interix support.
574 * doc/install.texi: Remove interix documentation.
576 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
578 * config/rs6000/rs6000.h: Add conditional preprocessing directives
579 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
582 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
584 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
585 they are both PLACEHOLDER_EXPRs.
587 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
589 * stor-layout.c (layout_type): Move setting complex MODE to
590 layout_type, instead of setting it ahead of time by the caller.
591 * tree.c (build_complex_type): Likewise.
593 2016-06-21 Martin Liska <mliska@suse.cz>
595 * predict.c (force_edge_cold): Replace imposisble with
598 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
600 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
601 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
603 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
605 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
607 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
608 Ilya Enkovich <ilya.enkovich@intel.com>
611 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
612 New member function to convert V1TImode register to SUBREG
613 TImode in debug insn.
614 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
615 after changing register mode to V1TImode.
617 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
619 * config/aarch64/aarch64-cores.def (vulcan): New core.
620 * config/aarch64/aarch64-tune.md: Regenerate.
621 * doc/invoke.texi: Document vulcan as an available option.
623 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
625 * cse.c (canon_asm_operands): New function extracted from...
626 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
627 either standalone or member of a PARALLEL.
629 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
632 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
633 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
634 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
636 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
639 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
640 constant addresses if can_create_pseudo_p.
642 2016-06-21 Jakub Jelinek <jakub@redhat.com>
644 PR tree-optimization/71588
645 * tree-ssa-strlen.c (valid_builtin_call): New function.
646 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
649 2016-06-20 Jakub Jelinek <jakub@redhat.com>
652 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
653 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
654 for conversion of scalar user var to complex type and use the
655 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
658 PR rtl-optimization/71591
659 * toplev.c (toplev::run_self_tests): If no_backend, complain and
662 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
665 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
666 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
667 space for PIC with non-v32 and the common non-PIC "jump".
669 2016-06-20 Jakub Jelinek <jakub@redhat.com>
672 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
673 returned values and add UN*/LTGT/*ORDERED cases with values matching
674 D operand modifier on vcmp for AVX.
676 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
678 * config/aarch64/aarch64.opt
679 (mpc-relative-literal-loads): Rename internal option name.
680 * config/aarch64/aarch64.c
681 (aarch64_nopcrelative_literal_loads): Rename to
682 aarch64_pcrelative_literal_loads.
683 (aarch64_expand_mov_immediate): Likewise.
684 (aarch64_secondary_reload): Likewise.
685 (aarch64_can_use_per_function_literal_pools_p): Likewise.
686 (aarch64_override_options_after_change_1): Rename and simplify logic.
687 (aarch64_classify_symbol): Merge large model checks into switch,
688 remove pc-relative load check.
690 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
692 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
693 costs relative to the cost of a register move.
695 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
697 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
698 (vcvt_n_f64_u64): Likewise.
699 (vcvt_n_s64_f64): Likewise.
700 (vcvt_n_u64_f64): Likewise.
701 (vcvt_f64_s64): Likewise.
702 (vrecpe_f64): Likewise.
703 (vcvt_f64_u64): Likewise.
704 (vrecps_f64): Likewise.
706 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
708 * config/aarch64/aarch64.md
709 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
711 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
713 * config/aarch64/aarch64-builtins.c
714 (aarch64_types_binop_uss_qualifiers): Delete.
715 (TYPES_BINOP_USS): Likewise.
716 (aarch64_types_binop_sus_qualifiers): Likewise.
717 (TYPES_BINOP_SUS): Likewise.
718 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
719 (TYPES_FCVTIMM_SUS): Likewise.
720 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
722 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
723 (fcvtzs): Use SHIFTIMM rather than BINOP.
724 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
726 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
728 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
729 costs relative to the cost of a register move.
731 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
733 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
734 Allow scalar/single vector modes to be tieable.
736 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
738 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
740 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
742 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
744 * tree.h (TYPE_ALIGN): Likewise.
746 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
749 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
751 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
753 * config/avr/avr.c (avr_print_operand): Fix "format not a string
754 literal" build warnings.
755 (avr_print_operand_address): Dito.
757 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
760 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
761 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
763 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
765 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
767 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
770 * reload1.c (reload): Pass 0 to finish_spills when called because
771 update_eliminables_and_spill returns true and remove did_spill.
772 (finish_spills): Adjust comment and document GLOBAL parameter.
774 2016-06-17 DJ Delorie <dj@redhat.com>
777 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
778 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
779 (umulqihi3_virt): Likewise.
780 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
781 (umulqihi3_real): Likewise.
783 2016-06-17 Martin Liska <mliska@suse.cz>
785 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
787 2016-06-17 Martin Liska <mliska@suse.cz>
789 * predict.def: PRED_LOOP_EXIT from 92 to 85.
791 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
793 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
795 (vaddq_f32): Likewise.
796 (vmul_f32): Likewise.
797 (vmulq_f32): Likewise.
798 (vsub_f32): Likewise.
799 (vsubq_f32): Likewise.
801 2016-06-17 Bin Cheng <bin.cheng@arm.com>
803 PR tree-optimization/71347
804 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
805 cost for all uses in group.
807 2016-06-17 Bin Cheng <bin.cheng@arm.com>
809 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
810 insert gimple seq if it's not empty.
812 2016-06-17 Bin Cheng <bin.cheng@arm.com>
814 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
816 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
818 (comp_dr_with_seg_len_pair): Ditto.
819 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
820 struct dr_with_seg_len_pair against DR_OFFSET.
821 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
824 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
826 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
828 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
830 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
831 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
832 (pa_output_millicode_call): Likewise.
833 (pa_output_call): Likewise.
834 (pa_output_indirect_call): Likewise.
835 (pa_asm_output_mi_thunk): Likewise.
837 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
839 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
841 2016-06-16 Martin Liska <mliska@suse.cz>
843 * predict.c (combine_predictions_for_insn): When we find a first
844 match predictor, we should consider just predictors with
845 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
847 (combine_predictions_for_bb): Likewise.
849 2016-06-16 Jakub Jelinek <jakub@redhat.com>
851 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
852 with base of reference to struct.
854 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
856 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
858 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
861 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
862 progmem_swtable_section.
863 (progmem_swtable_section): Remove.
864 (avr_asm_function_rodata_section): Remove.
865 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
866 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
868 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
870 * config/i386/driver-i386.c (host_detect_local_cpu): Set
871 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
872 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
873 signature_CENTAUR_ebx.
874 * config/i386/i386.c (ix86_option_override_internal): Add
875 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
876 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
877 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
879 2016-06-16 Martin Liska <mliska@suse.cz>
881 * predict.def: Add fortran loop preheader predictor.
882 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
883 fold IFN_BUILTIN_EXPECT with a known constant argument.
885 2016-06-16 Martin Liska <mliska@suse.cz>
887 * predict.def: Add 'Fortran' to display text of all
888 PRED_FORTRAN_* predictors.
890 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
893 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
894 [IA64_BUILTIN_NANSQ]: Ditto.
895 (ia64_fold_builtin): New function.
896 (TARGET_FOLD_BUILTIN): New define.
897 (ia64_init_builtins) Declare const_string_type node.
898 Add __builtin_nanq and __builtin_nansq builtin functions.
899 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
901 2016-06-16 Nick Clifton <nickc@redhat.com>
903 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
904 MSP430_HWMULT_ prefix to enum values.
905 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
906 * config/msp430/msp430.c: Update use of enum values.
907 * config/msp430/msp430.md: Likewise.
908 * config/msp430/msp430.opt: Likewise.
910 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
912 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
913 of comparsions in the last iteration.
915 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
916 Joern Rennecke <joern.rennecke@embecosm.com>
918 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
920 (arc_needs_pcl_p): Add GOTOFFPC.
921 (arc_legitimate_pic_addr_p): Likewise.
922 (arc_output_pic_addr_const): Likewise.
923 (arc_legitimize_pic_address): Generate a pc-relative address using
925 (arc_output_libcall): Use @pcl syntax.
926 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
927 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
928 (*movsi_insn): Use @pcl syntax.
929 (doloop_begin_i): Likewise.
931 2016-06-16 Martin Liska <mliska@suse.cz>
933 * predict.def: Define a new predictor.
935 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
937 * config/arc/arc.opt (mtp-regno): Update text.
939 2016-06-16 Renlin Li <renlin.li@arm.com>
941 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
943 2016-06-16 Jakub Jelinek <jakub@redhat.com>
946 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
947 (setcc + and peephole2): Likewise.
949 PR rtl-optimization/71532
950 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
953 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
955 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
956 DImode constants with XXSPLTIB in vector registers.
957 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
958 vsx_extract_<mode>_internal{1,2} into a single insn that handles
959 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
960 extraction of the element at the top of the register as a scalar
962 (vsx_extract_<mode>_internal1): Likewise.
963 (vsx_extract_<mode>_internal2): Likewise.
964 * config/rs6000/constraints.md (wi constraint): Remove a comment
965 about DImode not being allowed in Altivec registers.
966 (wB constraint): New constraint for constants that can be
967 generated in Altivec registers with VSPLTISW/VUPKHSW.
968 * config/rs6000/predicates.md (xxspltib_constant_split): Update
970 (xxspltib_constant_nosplit): Likewise.
971 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
972 support for -mupper-regs-di to enable DImode to go into Altivec
974 (POWERPC_MASKS): Likewise.
975 (power7 cpu): Likewise.
976 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
977 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
978 for DImode being allowed in Altivec registers. Update wi/wj
979 constraints. Set scalar_in_vmx_p flag.
980 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
981 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
982 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
983 (rs6000_opt_masks): Add -mupper-regs-di.
984 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
985 direct move to use wi and not wj.
987 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
989 (floatunssi<mode>2_lfiwzx_mem): Likewise.
990 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
991 any VSX register, instead of just Altivec registers, to allow
992 either operand to be an Altivec register or both.
993 (fixuns_trunc<mode>di2_fctiduz): Likewise.
994 (movdi_internal32): Add support for -mupper-regs-di. Add support
995 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
996 the alternatives and attributes to be lined up to be easier to
998 (movdi_internal64): Likewise.
999 (64-bit DImode splitters): Change predicates to only split loading
1000 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1001 load constants in ISA 3.0 or ISA 2.07 respectively.
1002 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1003 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1004 mention -mcpu=power9 sets these options.
1005 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1008 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1011 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1012 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1013 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1014 by default to warn misspelled interrupt/ signal handler.
1015 * doc/invoke.texi (AVR Options): Document it. Update description
1016 for -nodevicelib option.
1018 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1020 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1021 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1022 (aarch64_<sur>shll2_n<mode>): Likewise.
1024 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1027 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1028 DECL_CONTEXT for copied arguments.
1030 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1032 PR tree-optimization/71483
1033 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1036 2016-06-15 Martin Liska <mliska@suse.cz>
1038 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1039 instead of predict_edge w/o a probability.
1041 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1043 PR tree-optimization/71439
1044 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1047 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1049 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1050 register subregs in SET_SRC.
1052 2016-06-15 Richard Biener <rguenther@suse.de>
1054 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1057 2016-06-15 Richard Biener <rguenther@suse.de>
1059 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1060 not consider dependences between accesses that belong to the
1062 (vect_analyze_data_ref_dependences): Do not analyze read-read
1063 or self-dependences.
1065 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1067 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1069 (find_closest_identifier): Reimplement in terms of
1070 best_match<tree,tree>.
1071 * spellcheck-tree.h: New file.
1072 * spellcheck.c (struct edit_distance_traits<const char *>): New
1074 (find_closest_string): Reimplement in terms of
1075 best_match<const char *, const char *>.
1076 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1077 overload to spellcheck-tree.h.
1078 (find_closest_identifier): Likewise.
1079 (struct edit_distance_traits<T>): New template.
1080 (class best_match): New class.
1082 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1084 * selftest-run-tests.c (selftest::run_tests): Call
1085 selftest::spellcheck_tree_c_tests.
1086 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1087 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1088 (selftest::test_find_closest_identifier): New function.
1089 (selftest::spellcheck_tree_c_tests): New function.
1090 * spellcheck.c (selftest::test_find_closest_string): Verify that
1091 the order of the vec does not affect the results for this case.
1092 (selftest::test_data): New array.
1093 (selftest::test_metric_conditions): New function.
1094 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1095 Call selftest::test_metric_conditions.
1097 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1099 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1100 (BU_P9_MISC_1): Likewise.
1101 (BU_P9_64BIT_MISC_0): Likewise.
1102 (BU_P9_MISC_0): Likewise.
1104 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1106 * gcc-rich-location.c
1107 (gcc_rich_location::add_fixit_misspelled_id): New method.
1108 * gcc-rich-location.h
1109 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1111 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1113 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1114 FreeBSD 11 and above.
1116 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1120 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1122 * expmed.h: Close parenthesis in "at your option" in copyright
1124 * lower-subreg.h: Likewise.
1126 2016-06-14 Richard Biener <rguenther@suse.de>
1129 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1132 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1134 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1136 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1138 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1140 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1141 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1143 2016-06-14 Richard Biener <rguenther@suse.de>
1145 PR tree-optimization/71522
1146 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1147 copying into float copying.
1149 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1151 PR tree-optimization/71520
1152 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1153 (replace_block_by): Move user labels from bb1 to bb2.
1155 2016-06-14 Richard Biener <rguenther@suse.de>
1159 * expr.h (get_bit_range): Declare.
1160 * expr.c (get_bit_range): Export.
1161 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1162 word_mode again to constrain the bitfield access.
1164 2016-06-14 Richard Biener <rguenther@suse.de>
1166 PR tree-optimization/71521
1167 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1168 division int_const_binop against zero divisor.
1170 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1172 * config/i386/i386.md (signbittf2): New expander.
1173 * config/i386/sse.md (ptesttf2): New insn pattern.
1175 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1178 * input.c (selftest::test_reading_source_line): Avoid reading from
1179 __FILE__ by creating a tempfile with known content and reading
1182 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1184 * pretty-print.c (assert_pp_format_colored): Skip the test if
1186 (test_pp_format): Remove comment about GCC_COLORS.
1188 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1190 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1191 * pretty-print.c (assert_pp_format_va): Add location param and use
1192 it with ASSERT_STREQ_AT.
1193 (assert_pp_format): Add location param and pass it to
1194 assert_pp_format_va.
1195 (assert_pp_format_colored): Likewise.
1196 (ASSERT_PP_FORMAT_1): New.
1197 (ASSERT_PP_FORMAT_2): New.
1198 (ASSERT_PP_FORMAT_3): New.
1199 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1200 explicitly, or implicitly via the above macros.
1201 * selftest.c (selftest::pass): Use a selftest::location rather
1203 (selftest::fail): Likewise. Print the function name.
1204 (selftest::fail_formatted): Likewise.
1205 (selftest::assert_streq): Use a selftest::location rather than
1207 * selftest.h (selftest::location): New struct.
1208 (SELFTEST_LOCATION): New macro.
1209 (selftest::pass): Accept a const location & rather than file
1211 (selftest::fail): Likewise.
1212 (selftest::fail_formatted): Likewise.
1213 (selftest::assert_streq): Likewise.
1214 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1215 (ASSERT_FALSE): Likewise.
1216 (ASSERT_EQ): Likewise.
1217 (ASSERT_NE): Likewise.
1218 (ASSERT_STREQ): Likewise.
1219 (ASSERT_PRED1): Likewise.
1220 (ASSERT_STREQ_AT): New macro.
1222 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1224 * selftest.c (selftest::fail_formatted): New function.
1225 (selftest::assert_streq): New function.
1226 * selftest.h (selftests::fail_formatted): New decl.
1227 (selftest::assert_streq): New decl.
1228 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1230 2016-06-13 Jeff Law <law@redhat.com>
1232 PR tree-optimization/71403
1233 * tree-ssa-threadbackward.c
1234 (convert_and_register_jump_thread_path): No longer accept reference
1235 to path. Do not pop items off the path anymore.
1236 (fsm_find_control_statement_thread_paths): Do not allow threading
1237 to a deeper loop nest. Pop the last item off the path here rather
1238 than in convert_and_register_jump_thread_path.
1240 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1241 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1243 [AArch64] Emit division using the Newton series
1245 * config/aarch64/aarch64-protos.h
1246 (cpu_approx_modes): Add new member "division".
1247 (aarch64_emit_approx_div): Declare new function.
1248 * config/aarch64/aarch64.c
1249 (generic_approx_modes): New member "division".
1250 (exynosm1_approx_modes): Likewise.
1251 (xgene1_approx_modes): Likewise.
1252 (aarch64_emit_approx_div): Define new function.
1253 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1254 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1255 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1256 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1258 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1259 Wilco Dijkstra <wilco.dijkstra@arm.com>
1261 [AArch64] Emit square root using the Newton series
1263 * config/aarch64/aarch64-protos.h
1264 (aarch64_emit_approx_rsqrt): Replace with new function
1265 "aarch64_emit_approx_sqrt".
1266 (cpu_approx_modes): New member "sqrt".
1267 * config/aarch64/aarch64.c
1268 (generic_approx_modes): New member "sqrt".
1269 (exynosm1_approx_modes): Likewise.
1270 (xgene1_approx_modes): Likewise.
1271 (aarch64_emit_approx_rsqrt): Replace with new function
1272 "aarch64_emit_approx_sqrt".
1273 (aarch64_override_options_after_change_1): Handle new option.
1274 * config/aarch64/aarch64-simd.md
1275 (rsqrt<mode>2): Use new function instead.
1276 (sqrt<mode>2): New expansion and insn definitions.
1277 * config/aarch64/aarch64.md: Likewise.
1278 * config/aarch64/aarch64.opt
1279 (mlow-precision-sqrt): Add new option description.
1280 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1282 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1284 [AArch64] Add more choices for the reciprocal square root approximation
1286 Allow a target to prefer such operation depending on the operation mode.
1288 * config/aarch64/aarch64-protos.h
1289 (AARCH64_APPROX_MODE): New macro.
1290 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1291 (cpu_approx_modes): New structure.
1292 (tune_params): New member "approx_modes".
1293 * config/aarch64/aarch64-tuning-flags.def
1294 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1295 * config/aarch64/aarch64.c
1296 (generic_approx_modes): New core "cpu_approx_modes" structure.
1297 (exynosm1_approx_modes): Likewise.
1298 (xgene1_approx_modes): Likewise.
1299 (generic_tunings): New member "approx_modes".
1300 (cortexa35_tunings): Likewise.
1301 (cortexa53_tunings): Likewise.
1302 (cortexa57_tunings): Likewise.
1303 (cortexa72_tunings): Likewise.
1304 (exynosm1_tunings): Likewise.
1305 (thunderx_tunings): Likewise.
1306 (xgene1_tunings): Likewise.
1307 (use_rsqrt_p): New argument for the mode and use new member from
1309 (aarch64_builtin_reciprocal): Devise mode from builtin.
1310 (aarch64_optab_supported_p): New argument for the mode.
1311 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1313 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1315 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1316 RS6000_BTM_MODULO flag into the set of flags that are considered
1317 to be part of the common configuration.
1319 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1321 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1322 difference unsigned.
1323 (vec_absdb): New macro for vector absolute difference unsigned
1325 (vec_absdh): New macro for vector absolute difference unsigned
1327 (vec_absdw): New macro for vector absolute difference unsigned word.
1328 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1329 (vadu<mode>3): New insn.
1330 (*p9_vadu<mode>3): New insn.
1331 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1333 (vaduh): New built-in definition.
1334 (vaduw): New built-in definition.
1335 (vadu): New overloaded built-in definition.
1336 (vadub): New overloaded built-in definition.
1337 (vaduh): New overloaded built-in definition.
1338 (vaduw): New overloaded built-in definition.
1339 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1340 overloaded vector absolute difference unsigned functions.
1341 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1342 the ISA 3.0 vector absolute difference unsigned built-in functions.
1344 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1346 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1347 update shared_lookup_references only once after changing operands.
1349 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1352 * tree-nested.c (convert_nonlocal_omp_clauses)
1353 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1355 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1356 * tree.def (CASE_LABEL_EXPR): Likewise.
1358 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1361 * input.c (test_builtins): Fix an assertion.
1363 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1365 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1368 (isinf<mode>2): Ditto.
1370 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1372 * ggc-tests.c (test_finalization): Only test need_finalization_p
1373 for GCC_VERSION >= 4003.
1375 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1377 * config/s390/vecintrin.h: Fix file description in comment.
1379 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1381 * config/s390/s390-builtin-types.def: Change builtin type naming
1382 scheme to match builtin-types.def.
1384 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1386 * fold-const.c (optimize_minmax_comparison): Remove.
1387 (fold_comparison): Remove call to the above.
1388 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1389 New transformations.
1391 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1393 PR tree-optimization/71416
1394 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1397 2016-06-13 Martin Liska <mliska@suse.cz>
1399 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1400 (combine_predictions_for_insn): Likewise.
1401 (prune_predictions_for_bb): Likewise.
1402 (combine_predictions_for_bb): Likewise.
1404 2016-06-13 Richard Biener <rguenther@suse.de>
1406 PR tree-optimization/71505
1407 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1408 assert match comment.
1410 2016-06-13 Marek Polacek <polacek@redhat.com>
1413 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1414 gimplify_switch_expr.
1415 (warn_switch_unreachable_r): New function.
1417 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1420 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1423 2016-06-13 Richard Biener <rguenther@suse.de>
1426 * fold-const.c (fold_unary_loc): Preserve alignment when
1427 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1429 2016-06-13 Martin Liska <mliska@suse.cz>
1432 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1433 w/ -fsanitize=bounds.
1435 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1437 * config/i386/i386.c (ix86_init_builtins): Calculate
1438 FLOAT128_FTYPE_CONST_STRING function type only once.
1439 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1440 built-in functions are available for x86-32 and x86-64 targets.
1442 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1447 (FLOAT128_FTYPE_CONST_STRING): New function type.
1448 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1449 [IX86_BUILTIN_NANSQ]: Ditto.
1450 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1451 (ix86_init_builtin_types): Declare const_string_type_node.
1452 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1454 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1455 * doc/extend.texi (x86 Built-in Functions): Document
1456 __builtin_nanq and __builtin_nansq.
1458 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1461 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1462 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1463 length for pop patterns.
1464 (arm_attr_length_push_multi): Update comments.
1465 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1467 (*pop_multiple_with_writeback_and_return): Likewise.
1468 (*pop_multiple_with_return): Likewise.
1470 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1473 * fold-const.c (optimize_bit_field_compare): Don't try to use
1474 word_mode unconditionally for reading the bit field, look at
1475 DECL_BIT_FIELD_REPRESENTATIVE instead.
1477 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1480 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1481 vector integer type.
1483 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1486 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1487 without LABEL_DECL, set *handled_ops_p to false instead of true.
1489 2016-06-10 Martin Sebor <msebor@redhat.com>
1492 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1493 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1494 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1496 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1497 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1498 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1499 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1500 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1501 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1502 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1503 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1505 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1507 * config/arm/arm.h (pool_vector_label,
1508 return_used_this_function): Remove.
1510 2016-06-10 Jeff Law <law@redhat.com>
1512 PR tree-optimization/71335
1513 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1514 zero length paths here.
1515 (convert_and_register_jump_thread_path): Remove hacks related to
1516 duplicated blocks in the jump thread path.
1517 (fsm_find_control_statement_thread_paths): Avoid putting the same
1518 block on the thread path twice, but ensure the thread path is
1519 unchanged from the caller's point of view.
1521 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1523 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1524 * predict.def (PRED_LOOP_BRANCH): Remove.
1526 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1528 * Makefile.in (OBJS): Add ggc-tests.o.
1529 (GTFILES): Add ggc-tests.c.
1530 * ggc-tests.c: New file.
1531 * selftest-run-tests.c (selftest::run_tests): Call
1532 selftest::ggc_tests_c_tests.
1533 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1535 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1537 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1539 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1542 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1543 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1545 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1547 * profile.c: Include cfgloop.h.
1548 (branch_prob): Compute estimated number of iterations.
1549 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1550 recompute estimate number of iterations from profile.
1552 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1555 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1556 must be grouped on top of stack. Don't force early clobber
1557 on ordinary reg outputs.
1559 2016-06-10 Richard Biener <rguenther@suse.de>
1561 * targhooks.c (default_builtin_vectorization_cost): Adjust
1564 2016-06-10 Richard Biener <rguenther@suse.de>
1566 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1567 to fold the RHS to a constant if possible.
1569 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1572 * tree-nested.c (convert_nonlocal_omp_clauses)
1573 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1574 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1575 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1577 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1579 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1581 * omp-low.c (scan_sharing_clauses): Don't expect
1584 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1586 PR tree-optimization/71407
1587 PR tree-optimization/71416
1588 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1591 2016-06-10 Richard Biener <rguenther@suse.de>
1594 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1596 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1598 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1600 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1601 Jiong Wang <jiong.wang@arm.com>
1603 PR rtl-optimization/70751
1604 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1605 spilled into memory.
1607 2016-06-09 Jonathan Yong <10walls@gmail.com>
1610 2015-09-21 Jonathan Yong <10walls@gmail.com>
1612 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1613 sysroot/usr/lib/32api for additional win32 libraries,
1614 fixes failing Cygwin bootstrapping.
1616 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1618 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1621 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1624 * pretty-print.c (pp_indent): Specify that %p is printed in a
1625 host-dependent manner.
1626 (test_pp_format): Remove the test for %p.
1628 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1630 * config/mips/mips.c (mips_output_jump): Fix formatting.
1632 2016-06-09 Richard Biener <rguenther@suse.de>
1634 PR tree-optimization/71462
1635 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1638 2016-06-09 Martin Liska <mliska@suse.cz>
1640 * predict.c (dump_prediction): Add new argument.
1641 (enum predictor_reason): New enum.
1642 (struct predictor_hash): New struct.
1643 (predictor_hash::hash): New function.
1644 (predictor_hash::equal): Likewise.
1645 (not_removed_prediction_p): New function.
1646 (prune_predictions_for_bb): Likewise.
1647 (combine_predictions_for_bb): Prune predictions.
1649 2016-06-09 Martin Liska <mliska@suse.cz>
1651 * predict.c (filter_predictions): New function.
1652 (remove_predictions_associated_with_edge): Use the filter
1654 (equal_edge_p): New function.
1656 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1658 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1659 Correct usage of @samp vs @option, add @samp where appropriate.
1660 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1661 Add armv6s-m and document it, as it is no official ARM name.
1663 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1665 * ifcvt.c (struct noce_if_info): Add transform_name field.
1666 (noce_try_move): Set if_info->transform_name to the function name.
1667 (noce_try_ifelse_collapse): Likewise.
1668 (noce_try_store_flag): Likewise.
1669 (noce_try_inverse_constants): Likewise.
1670 (noce_try_store_flag_constants): Likewise.
1671 (noce_try_addcc): Likewise.
1672 (noce_try_store_flag_mask): Likewise.
1673 (noce_try_cmove): Likewise.
1674 (noce_try_cmove_arith): Likewise.
1675 (noce_try_minmax): Likewise.
1676 (noce_try_abs): Likewise.
1677 (noce_try_sign_mask): Likewise.
1678 (noce_try_bitop): Likewise.
1679 (noce_convert_multiple_sets): Likewise.
1680 (noce_process_if_block): Print if_info->transform_name to
1681 dump_file if transformation succeeded.
1683 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1685 * config/arm/cortex-a57.md (cortex_a57_alu):
1688 2016-06-08 Martin Sebor <msebor@redhat.com>
1689 Jakub Jelinek <jakub@redhat.com>
1693 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1694 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1695 * builtins.c: Include gimple-fold.h.
1696 (fold_builtin_arith_overflow): Handle
1697 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1698 (fold_builtin_3): Likewise.
1699 * doc/extend.texi (Integer Overflow Builtins): Document
1700 __builtin_{add,sub,mul}_overflow_p.
1702 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1704 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1705 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1707 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1709 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1710 Rewrite, looking one level down for records and arrays.
1712 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1714 * pretty-print.c: Include "selftest.h".
1715 (pp_format): Fix comment.
1716 (identifier_to_locale): Likewise.
1717 (selftest::test_basic_printing): New function.
1718 (selftest::assert_pp_format): New function.
1719 (selftest::test_pp_format): New function.
1720 (selftest::pretty_print_c_tests): New function.
1721 * selftest-run-tests.c (selftest::run_tests): Call
1722 selftest::pretty_print_c_tests.
1723 * selftest.h (pretty_print_c_tests): New declaration.
1725 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1727 * invoke.texi (max-loop-headers-insns): Document.
1728 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1729 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1730 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1732 2016-06-08 Richard Biener <rguenther@suse.de>
1734 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1735 on strided SLP loads and fall back to scalar loads in case
1736 we can't chunk them.
1738 2016-06-08 Richard Biener <rguenther@suse.de>
1740 PR tree-optimization/71452
1741 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1742 type used for the SSA rewrite has enough precision to cover
1743 the dynamic type of the location.
1745 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1746 Richard Biener <rguenther@suse.de>
1749 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1750 the same as DECL_P (base0) for indirect_base0. Use equality_code
1751 in one further place.
1753 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1755 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1756 to one word if the field is known to overlap other words.
1757 (extract_bit_field_1): Likewise.
1758 (store_split_bit_field): Remove compensating code.
1759 (extract_split_bit_field): Likewise.
1761 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1765 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1767 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1769 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1771 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1772 (arch64_addpv4sf): Delete.
1773 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1774 "gen_aarch64_addpv4sf".
1775 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1777 (vpadds_f32): Likewise.
1778 (vpaddq_f32): Likewise.
1779 (vpaddq_f64): Likewise.
1781 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1783 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1785 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1786 to VALLF. Rename to "fabd<mode>3".
1787 "*fabd_scalar<mode>3): Delete.
1788 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1790 (vabdd_f64): Likewise.
1791 (vabd_f32): Likewise.
1792 (vabd_f64): Likewise.
1793 (vabdq_f32): Likewise.
1794 (vabdq_f64): Likewise.
1796 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1798 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1800 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1801 "aarch64_rsqrts<mode>".
1802 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1803 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1805 (vrsqrtsd_f64): Likewise.
1806 (vrsqrts_f32): Likewise.
1807 (vrsqrts_f64): Likewise.
1808 (vrsqrtsq_f32): Likewise.
1809 (vrsqrtsq_f64): Likewise.
1811 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1813 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1815 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1816 "aarch64_rsqrte<mode>".
1817 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1818 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1820 (vrsqrted_f64): Likewise.
1821 (vrsqrte_f32): Likewise.
1822 (vrsqrte_f64): Likewise.
1823 (vrsqrteq_f32): Likewise.
1824 (vrsqrteq_f64): Likewise.
1826 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1828 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1832 * config/aarch64/aarch64-simd.md
1833 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1834 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1835 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1837 (vcvt_n_f32_u32): Likewise.
1838 (vcvt_n_s32_f32): Likewise.
1839 (vcvt_n_u32_f32): Likewise.
1840 (vcvtq_n_f32_s32): Likewise.
1841 (vcvtq_n_f32_u32): Likewise.
1842 (vcvtq_n_f64_s64): Likewise.
1843 (vcvtq_n_f64_u64): Likewise.
1844 (vcvtq_n_s32_f32): Likewise.
1845 (vcvtq_n_s64_f64): Likewise.
1846 (vcvtq_n_u32_f32): Likewise.
1847 (vcvtq_n_u64_f64): Likewise.
1848 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1849 (VSDQ_SDI): Likewise.
1850 (fcvt_target): Support V4DI, V4SI and V2SI.
1851 (FCVT_TARGET): Likewise.
1853 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1855 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1856 (TYPES_BINOP_SUS): Likewise.
1857 (aarch64_simd_builtin_data): Update include file name.
1858 (aarch64_builtins): Likewise.
1859 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1860 for conversion between scalar float-point and fixed-point.
1864 * config/aarch64/aarch64.md
1865 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1866 pattern for conversion between scalar float to fixed-pointer.
1867 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1868 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1869 (UNSPEC_FCVTZU): Likewise.
1870 (UNSPEC_SCVTF): Likewise.
1871 (UNSPEC_UCVTF): Likewise.
1872 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1874 (vcvtd_n_f64_u64): Likewise.
1875 (vcvtd_n_s64_f64): Likewise.
1876 (vcvtd_n_u64_f64): Likewise.
1877 (vcvtd_n_f32_s32): Likewise.
1878 (vcvts_n_f32_u32): Likewise.
1879 (vcvtd_n_s32_f32): Likewise.
1880 (vcvts_n_u32_f32): Likewise.
1881 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1883 (FCVT_TARGET): Likewise.
1884 (FCVT_FIXED2F): New iterator.
1885 (FCVT_F2FIXED): Likewise.
1886 (fcvt_fixed_insn): New define_int_attr.
1888 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1890 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1891 some statements was removed.
1893 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1895 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1896 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1897 (vect_can_advance_ivs_p): likewise.
1898 (vect_update_ivs_after_vectorizer): likewise.
1899 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1900 (vect_analyze_scalar_cycles_1): likewise.
1901 (vect_analyze_loop_operations): likewise.
1902 (report_vect_op): likewise.
1903 (vect_is_slp_reduction): likewise.
1904 (vect_is_simple_reduction): likewise.
1905 (get_initial_def_for_induction): likewise.
1906 (vect_transform_loop): likewise.
1907 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1908 (vect_recog_sad_pattern): likewise.
1909 (vect_recog_widen_sum_pattern): likewise.
1910 (vect_recog_widening_pattern): likewise.
1911 (vect_recog_divmod_pattern): likewise.
1912 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1913 (vect_analyze_slp_instance): likewise.
1914 (vect_transform_slp_perm_load): likewise.
1915 (vect_schedule_slp_instance): likewise.
1917 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1919 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1920 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1921 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1922 (PRED_LOOP_BRANCH): Document predictor as broken.
1923 (PRED_LOOP_EXIT): Change hitrate 91->92.
1924 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1925 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1926 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1927 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1928 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1929 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1930 (PRED_CALL): Chane hitrate 71->67.
1931 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1932 (PRED_GOTO): Document as unused right now.
1933 (PRED_CONST_RETURN): Change hitrate 67->69
1934 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1935 (PRED_NULL_RETURN): Change hitrate 91->90.
1936 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1937 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1938 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1940 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1942 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1943 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1944 special case Altivec builtin.
1945 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1946 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1947 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1948 code for ALTIVEC_BUILTIN_VEC_MUL.
1949 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1950 for __builtin_vec_mul.
1952 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1954 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1957 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1959 * spellcheck.c (selftest::test_find_closest_string): New function.
1960 (spellcheck_c_tests): Call the above.
1962 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1964 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1966 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1968 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1969 Yv=Yv,C alternatives.
1971 2016-06-07 Richard Biener <rguenther@suse.de>
1974 * common.opt (ffast-math): Make Optimization.
1976 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1977 Prachi Godbole <prachi.godbole@imgtec.com>
1979 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1980 `fabs' and `fneg' type attributes.
1981 (p5600_fpu_fabs): Add `fmove' to the comment.
1983 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1985 * gimple.c: Include builtins.h
1986 (gimple_inexpensive_call_p): New function.
1987 * gimple.h (gimple_inexpensive_call_p): Declare.
1988 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1989 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1992 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1994 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1995 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1996 warning_at_rich_loc, warning_n, pedwarn, permerror,
1997 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1998 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2001 2016-06-07 Richard Biener <rguenther@suse.de>
2003 PR tree-optimization/71428
2004 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2005 BIT_FIELD_REF op vs. load.
2007 2016-06-07 Richard Biener <rguenther@suse.de>
2010 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2013 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2015 * config/pa/pa.md (call): Generate indirect long calls to non-local
2016 functions on TARGET_64BIT.
2017 (call_value): Likewise.
2019 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2021 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2022 pattern and subsequent splitters.
2023 (call_val_reg_64bit_post_reload): Likewise.
2025 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2028 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2029 propagate_op_to_single_use.
2031 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2034 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2036 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2038 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2039 (enum x86_dirflag_state): New enum.
2040 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2041 (machine_function): Remove needs_cld.
2042 (ix86_current_function_needs_cld): Remove.
2043 * config/i386/i386.c (ix86_set_func_type): Set
2044 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2045 (ix86_expand_prologue): Do not emit CLD here.
2046 (ix86_dirflag_mode_needed): New function.
2047 (ix86_dirflag_mode_entry): Ditto.
2048 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2049 (ix86_mode_after): Ditto.
2050 (ix86_mode_entry): Ditto.
2051 (ix86_mode_exit): Ditto.
2052 (ix86_emit_mode_set): Ditto.
2053 * config/i386/i386.md (strmov_singleop): Set
2054 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2055 Do not set ix86_current_function_needs_cld.
2057 (strset_singleop): Ditto.
2059 (cmpstrnqi_nz_1): Ditto.
2060 (cmpstrnqi_1): Ditto.
2061 (strlenqi_1): Ditto.
2063 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2065 PR tree-optimization/71259
2066 * tree-vect-slp.c (vect_get_constant_vectors): For
2067 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2068 one for constant op, and use COND_EXPR for non-constant.
2070 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2072 * Makefile.in (OBJS): Add function-tests.o,
2073 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2074 selftest-run-tests.o.
2075 (OBJS-libcommon): Add selftest.o.
2076 (OBJS-libcommon-target): Add selftest.o.
2077 (all.internal): Add "selftest".
2078 (all.cross): Likewise.
2079 (selftest): New phony target.
2080 (s-selftest): New target.
2081 (selftest-gdb): New phony target.
2082 (COLLECT2_OBJS): Add selftest.o.
2083 * bitmap.c: Include "selftest.h".
2084 (selftest::test_gc_alloc): New function.
2085 (selftest::test_set_range): New function.
2086 (selftest::test_clear_bit_in_middle): New function.
2087 (selftest::test_copying): New function.
2088 (selftest::test_bitmap_single_bit_set_p): New function.
2089 (selftest::bitmap_c_tests): New function.
2090 * common.opt (fself-test): New.
2091 * diagnostic-show-locus.c: Include "selftest.h".
2092 (make_range): New function.
2093 (test_range_contains_point_for_single_point): New function.
2094 (test_range_contains_point_for_single_line): New function.
2095 (test_range_contains_point_for_multiple_lines): New function.
2096 (assert_eq): New function.
2097 (test_get_line_width_without_trailing_whitespace): New function.
2098 (selftest::diagnostic_show_locus_c_tests): New function.
2099 * et-forest.c: Include "selftest.h".
2100 (selftest::test_single_node): New function.
2101 (selftest::test_simple_tree): New function.
2102 (selftest::test_disconnected_nodes): New function.
2103 (selftest::et_forest_c_tests): New function.
2104 * fold-const.c: Include "selftest.h".
2105 (selftest::assert_binop_folds_to_const): New function.
2106 (selftest::assert_binop_folds_to_nonlvalue): New function.
2107 (selftest::test_arithmetic_folding): New function.
2108 (selftest::fold_const_c_tests): New function.
2109 * function-tests.c: New file.
2110 * gimple.c: Include "selftest.h".
2111 Include "gimple-pretty-print.h".
2112 (selftest::verify_gimple_pp): New function.
2113 (selftest::test_assign_single): New function.
2114 (selftest::test_assign_binop): New function.
2115 (selftest::test_nop_stmt): New function.
2116 (selftest::test_return_stmt): New function.
2117 (selftest::test_return_without_value): New function.
2118 (selftest::gimple_c_tests): New function.
2119 * hash-map-tests.c: New file.
2120 * hash-set-tests.c: New file.
2121 * input.c: Include "selftest.h".
2122 (selftest::assert_loceq): New function.
2123 (selftest::test_accessing_ordinary_linemaps): New function.
2124 (selftest::test_unknown_location): New function.
2125 (selftest::test_builtins): New function.
2126 (selftest::test_reading_source_line): New function.
2127 (selftest::input_c_tests): New function.
2128 * rtl-tests.c: New file.
2129 * selftest-run-tests.c: New file.
2130 * selftest.c: New file.
2131 * selftest.h: New file.
2132 * spellcheck.c: Include "selftest.h".
2133 (selftest::levenshtein_distance_unit_test_oneway): New function,
2134 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2135 (selftest::levenshtein_distance_unit_test): Likewise.
2136 (selftest::spellcheck_c_tests): Likewise.
2137 * toplev.c: Include selftest.h.
2138 (toplev::run_self_tests): New.
2139 (toplev::main): Handle -fself-test.
2140 * toplev.h (toplev::run_self_tests): New.
2141 * tree.c: Include "selftest.h".
2142 (selftest::test_integer_constants): New function.
2143 (selftest::test_identifiers): New function.
2144 (selftest::test_labels): New function.
2145 (selftest::tree_c_tests): New function.
2146 * tree-cfg.c: Include "selftest.h".
2147 (selftest::push_fndecl): New function.
2148 (selftest::test_linear_chain): New function.
2149 (selftest::test_diamond): New function.
2150 (selftest::test_fully_connected): New function.
2151 (selftest::tree_cfg_c_tests): New function.
2152 * vec.c: Include "selftest.h".
2153 (selftest::safe_push_range): New function.
2154 (selftest::test_quick_push): New function.
2155 (selftest::test_safe_push): New function.
2156 (selftest::test_truncate): New function.
2157 (selftest::test_safe_grow_cleared): New function.
2158 (selftest::test_pop): New function.
2159 (selftest::test_safe_insert): New function.
2160 (selftest::test_ordered_remove): New function.
2161 (selftest::test_unordered_remove): New function.
2162 (selftest::test_block_remove): New function.
2163 (selftest::reverse_cmp): New function.
2164 (selftest::test_qsort): New function.
2165 (selftest::vec_c_tests): New function.c.
2166 * wide-int.cc: Include selftest.h and wide-int-print.h.
2167 (selftest::from_int <wide_int>): New function.
2168 (selftest::from_int <offset_int>): New function.
2169 (selftest::from_int <widest_int>): New function.
2170 (selftest::assert_deceq): New function.
2171 (selftest::assert_hexeq): New function.
2172 (selftest::test_printing <VALUE_TYPE>): New function template.
2173 (selftest::test_ops <VALUE_TYPE>): New function template.
2174 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2175 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2177 (selftest::wide_int_cc_tests): New function.
2179 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2182 * ifcvt.c (noce_try_ifelse_collapse): New function.
2184 (noce_process_if_block): Call noce_try_ifelse_collapse.
2185 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2186 (simplify_ternary_operation): Use the above to simplify
2187 conditional CLZ/CTZ expressions.
2189 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2192 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2193 define_insn_and_split.
2195 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2198 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2200 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2203 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2204 Implicitly clobber memory for basic asm with non-empty assembler
2205 string. Use targetm.md_asm_adjust also here.
2206 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2207 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2208 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2209 non-empty assembler string.
2210 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2211 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2212 (decode_asm_operands): Handle basic asm in PARALLEL block.
2213 (extract_insn): Handle basic asm in PARALLEL block.
2214 * doc/extend.texi: Mention new behavior of basic asm.
2215 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2216 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2217 branch_needs_nop_p): Use asm_noperands.
2219 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2221 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2222 Include the M7 SPARC DFA scheduler.
2223 New attribute v3pipe.
2224 Annotate insns with v3pipe where appropriate.
2225 Define cpu_feature vis4.
2226 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2227 Add (V8QI "8") to vbits.
2228 Add insns {add,sub}v8qi3
2229 Add insns ss{add,sub}v8qi3
2230 Add insns us{add,sub}{v8qi,v4hi}3
2231 Add insns {min,max}{v8qi,v4hi,v2si}3
2232 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2233 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2234 * config/sparc/niagara4.md: Add a comment explaining the
2235 discrepancy between the documented latenty numbers and the
2237 * config/sparc/niagara7.md: New file.
2238 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2239 supports SPARC5 and VIS 4.0 instructions.
2240 * configure: Regenerate.
2241 * config.in: Likewise.
2242 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2243 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2244 TARGET_CPU_niagara7.
2245 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2246 (CPP_CPU_SPEC): Handle niagara7.
2247 (ASM_CPU_SPEC): Likewise.
2248 * config/sparc/sparc-opts.h (processor_type): Add
2250 (mvis4): New option.
2251 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2252 (AS_NIAGARA7_FLAG): Define.
2253 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2254 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2255 (CPP_CPU_SPEC): Handle niagara7.
2256 (ASM_CPU_SPEC): Likewise.
2257 * config/sparc/sparc.c (niagara7_costs): Define.
2258 (sparc_option_override): Handle niagara7 and adjust cache-related
2259 parameters with better values for niagara cpus. Also support VIS4.
2260 (sparc32_initialize_trampoline): Likewise.
2261 (sparc_use_sched_lookahead): Likewise.
2262 (sparc_issue_rate): Likewise.
2263 (sparc_register_move_cost): Likewise.
2264 (dump_target_flag_bits): Support VIS4.
2265 (sparc_vis_init_builtins): Likewise.
2266 (sparc_builtins): Likewise.
2267 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2269 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2271 * config/sparc/sparc.opt (sparc_processor_type): New value
2273 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2275 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2277 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2280 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2282 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2284 2016-06-06 Richard Biener <rguenther@suse.de>
2286 PR tree-optimization/71398
2287 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2290 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2292 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2293 ft32_expand_prolog, ft32_expand_epilogue):
2294 Handle pretend_args.
2295 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2296 * config/ft32/ft32.md: Add pretend_returner.
2298 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2301 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2302 Copy op1 RTX to avoid invalid sharing.
2303 (ix86_expand_vector_move_misalign): Ditto.
2305 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2307 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2310 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2312 * predict.c (predicted_by_loop_heuristics_p): New function.
2313 (predict_iv_comparison): Use it.
2314 (predict_loops): Walk from innermost loops; do not predict edges
2315 leaving multiple loops multiple times; implement
2316 PRED_LOOP_ITERATIONS_MAX heuristics.
2317 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2319 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2321 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2322 only edges out of BB are EH edges.
2324 2016-06-04 Martin Sebor <msebor@redhat.com>
2325 Marcin Baczyński <marbacz@gmail.com>
2328 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2329 a void expression in a void function.
2331 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2333 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2334 aux; dump reasons of decisions.
2335 (should_duplicate_loop_header_p): Likewise.
2336 (do_while_loop_p): Likewise.
2337 (ch_base::copy_headers): Dump asi num insns duplicated.
2339 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2341 PR tree-optimization/71405
2342 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2343 incompatible type, build a new clobber with the right type instead
2344 of building a VIEW_CONVERT_EXPR around it.
2346 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2348 PR tree-optimization/52171
2349 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2350 by_pieces_ninsns instead of move_by_pieces_ninsns.
2352 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2354 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2355 for reg+reg addressing mode.
2357 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2359 * rs6000-c.c (c/c-tree.h): Add #include.
2360 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2361 in C++ when found in the base position of vec_ld or vec_st.
2363 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2365 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2366 use of profile unless profile status is PROFILE_READ.
2367 * profile.c (compute_branch_probabilities): Set profile status
2368 only after reporting predictor hitrates.
2370 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2374 * common.opt (ffp-int-builtin-inexact): New option.
2375 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2376 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2377 (ceil@var{m}2): Document dependence on this option.
2378 * ipa-inline-transform.c (inline_call): Handle
2379 flag_fp_int_builtin_inexact.
2380 * ipa-inline.c (can_inline_edge_p): Likewise.
2381 * config/i386/i386.md (rintxf2): Do not test
2382 flag_unsafe_math_optimizations.
2383 (rint<mode>2_frndint): New define_insn.
2384 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2385 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2386 for 387 instead of extending and truncating.
2387 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2388 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2389 Change to frndint<mode>2_<rounding>.
2390 (frndintxf2_<rounding>_i387): Likewise. Change to
2391 frndint<mode>2_<rounding>_i387.
2392 (<rounding_insn>xf2): Likewise.
2393 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2394 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2395 x87. Test TARGET_ROUND || !flag_trapping_math ||
2396 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2397 SSE. Use ROUND_NO_EXC in constant operand of
2398 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2399 for 387 instead of extending and truncating.
2401 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2402 Julia Koval <julia.koval@intel.com>
2414 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2415 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2416 all registers, except for function return registers if there are
2417 no caller-saved registers.
2418 (ix86_set_func_type): New function.
2419 (ix86_set_current_function): Call ix86_set_func_type to set
2420 no_caller_saved_registers and func_type. Call reinit_regs if
2421 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2422 nor x87 instructions in interrupt handler nor function with
2423 no_caller_saved_registers attribute.
2424 (ix86_function_ok_for_sibcall): Return false if there are no
2425 caller-saved registers.
2426 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2428 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2429 (ix86_function_arg): Return special arguments in interrupt handler.
2430 (ix86_promote_function_mode): Promote pointer to word_mode only
2431 for normal functions.
2432 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2434 (ix86_epilogue_uses): New function.
2435 (ix86_hard_regno_scratch_ok): Likewise.
2436 (ix86_save_reg): Preserve all registers in interrupt handler
2437 after reload. Preserve all registers, except for function return
2438 registers, if there are no caller-saved registers after reload.
2439 (find_drap_reg): Always use callee-saved register if there are
2440 no caller-saved registers.
2441 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2442 for interrupt handler.
2443 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2444 Emit cld instruction if stringops are used in interrupt handler
2445 or interrupt handler isn't a leaf function.
2446 (ix86_expand_epilogue): Generate interrupt return for interrupt
2447 handler and pop the 'ERROR_CODE' off the stack before interrupt
2448 return in exception handler.
2449 (ix86_expand_call): Disallow calling interrupt handler directly.
2450 If there are no caller-saved registers, mark all registers that
2451 are clobbered by the call which returns as clobbered.
2452 (ix86_handle_no_caller_saved_registers_attribute): New function.
2453 (ix86_handle_interrupt_attribute): Likewise.
2454 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2456 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2457 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2458 accumulation in interrupt function if stack may be realigned to
2460 (EPILOGUE_USES): New.
2461 (function_type): New enum.
2462 (machine_function): Add func_type and no_caller_saved_registers.
2463 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2464 (interrupt_return): New pattern.
2465 * doc/extend.texi: Document x86 interrupt and
2466 no_caller_saved_registers attributes.
2468 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2470 PR tree-optimization/52171
2471 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2472 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2473 Look for constant strings. Move some code to emit_block_cmp_hints
2475 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2476 * defaults.h (COMPARE_MAX_PIECES): New macro.
2477 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2478 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2479 (clear_by_pieces_1): Don't declare. Move definition before use.
2480 (can_do_by_pieces): New static function.
2481 (can_move_by_pieces): Use it. Return bool.
2482 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2483 OP. All callers changed. Handle COMPARE_BY_PIECES.
2484 (class pieces_addr); New.
2485 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2486 pieces_addr::adjust, pieces_addr::increment_address,
2487 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2489 (class op_by_pieces_d): New.
2490 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2492 (class move_by_pieces_d, class compare_by_pieces_d,
2493 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2494 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2495 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2496 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2497 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2498 compare_by_pieces_d::finish_mode): New member functions.
2499 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2501 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2502 (emit_block_cmp_hints): New function.
2503 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2504 use the newly defined classes.
2505 * expr.h (by_pieces_constfn): New typedef.
2506 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2507 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2508 (move_by_pieces_ninsns): Don't declare.
2509 (can_move_by_pieces): Change return value to bool.
2510 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2511 (compare_by_pieces_branch_ratio): New hook.
2512 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2513 (by_pieces_ninsns): Declare.
2514 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2516 (default_compare_by_pieces_branch_ratio): New function.
2517 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2518 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2519 * doc/tm.texi: Regenerate.
2520 * tree-ssa-strlen.c: Include "builtins.h".
2521 (handle_builtin_memcmp): New static function.
2522 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2523 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2525 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2527 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2528 relevant stmts which are simple and invariant.
2529 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2530 instead of simple and invariant
2532 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2534 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2535 (vectorizable_reduction): Check for new relevant state.
2536 (vectorizable_live_operation): vectorize live stmts using
2537 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2538 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2539 (vect_stmt_relevant_p): Check for stmts which are only used live.
2540 (process_use): Use of a stmt does not inherit it's live value.
2541 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2542 (vect_analyze_stmt): Check for new relevant state.
2543 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2544 outside the loop, but not inside it.
2546 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2548 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2549 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2550 (vect_get_vec_def_for_operand): Split out code.
2552 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2554 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2556 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2558 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2560 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2562 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2564 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2567 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2568 to noreturn e->callee->decl that has void return type and void
2569 arguments, adjust gimple_call_fntype and remove lhs even if it had
2570 previously addressable type.
2572 2016-06-02 Jeff Law <law@redhat.com>
2574 PR tree-optimization/71328
2575 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2576 error when checking for a jump back onto the copied path.
2578 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2580 * config/microblaze/microblaze.c (get_branch_target): Add return
2581 NULL_RTX for the non-CALL_P case.
2582 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2583 (insert_wic): Remove unused local "j".
2585 2016-06-02 Martin Liska <mliska@suse.cz>
2587 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2589 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2590 Julia Koval <julia.koval@intel.com>
2592 * function.c (assign_parm_setup_stack): Force source into a
2594 * target.def (function_incoming_arg): Update documentation to
2595 allow arbitrary address computation based on hard register.
2596 * doc/tm.texi: Regenerated.
2598 2016-06-02 Martin Liska <mliska@suse.cz>
2600 * predict.c (combine_predictions_for_bb): Fix first match in
2601 cases where a first predictor contains more than one occurence
2602 in list of predictors. Take the best value in such case.
2604 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2606 PR rtl-optimization/71295
2607 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2608 offset would go over the size of the inner mode reject it.
2610 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2612 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2613 x=x,x and v=v,m instead of x=x,m.
2615 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2616 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2617 alternative to v=rm,C.
2619 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2620 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2621 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2622 instead of vex for the last two above mentioned alternatives.
2624 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2627 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2629 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2631 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2633 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2635 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2636 from int to unsigned.
2638 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2640 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2641 alternatives, eliminating preferred register class. Add support
2642 for the MTVSRDD instruction in ISA 3.0.
2643 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2644 reg_or_indexed_operand.
2645 (vsx_splat_v4sf_internal): Likewise.
2647 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2650 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2651 for loading up all 0's or all 1's.
2653 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2655 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2657 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2659 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2661 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2662 * gcc.c (set_source_date_epoch_envvar): New function, sets
2663 the SOURCE_DATE_EPOCH environment variable to the current time.
2665 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2667 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2668 the factor for live Phi nodes.
2670 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2672 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2673 * tree-parloops.c (parallelize_loops): likewise.
2674 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2675 tree_unswitch_outer_loop): likewise.
2677 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2680 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2681 around creation of the temporary.
2683 2016-06-01 Richard Biener <rguenther@suse.de>
2685 PR tree-optimization/71366
2686 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2687 (unloop_loops): Move removing edges here ...
2688 (try_unroll_loop_completely): ... from here.
2689 (try_peel_loop): ... and here.
2690 (tree_unroll_loops_completely_1): Track parent loops via
2691 bitmap of header BBs.
2692 (tree_unroll_loops_completely): Adjust for that.
2694 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2696 * config/rs6000/altivec.h (vec_slv): New macro.
2697 (vec_srv): New macro.
2698 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2699 (UNSPEC_VSRV): New value.
2702 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2703 (vsrv): New builtin definition.
2704 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2705 define argument types for new builtin.
2706 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2708 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2711 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2712 Jocelyn Mayer <l_indien@magic.fr>
2715 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2716 detect processor family for signature_CENTAUR_ebx.
2717 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2718 signature_CENTAUR_ebx.
2719 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2720 <default>: Pass x86-64 for has_longmode.
2722 2016-06-01 Nathan Sidwell <nathan@acm.org>
2724 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2727 2016-06-01 Richard Biener <rguenther@suse.de>
2729 PR tree-optimization/71261
2730 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2731 of stmts successfully put in the bool pattern. Remove
2732 single-use restriction.
2733 (adjust_bool_pattern_cast): Add cast at the use site via the
2734 pattern def sequence.
2735 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2736 of patterned defs. Use the pattern def seqence instead of
2737 multiple independent patterns.
2738 (sort_after_uid): New qsort compare function.
2739 (adjust_bool_stmts): New function to process stmts in the bool
2740 pattern in IL order.
2741 (vect_recog_bool_pattern): Adjust.
2742 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2743 (ifcvt_walk_pattern_tree): Likewise.
2744 (stmt_is_root_of_bool_pattern): Likewise.
2745 (ifcvt_repair_bool_pattern): Likewise.
2746 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2748 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2750 * loop-unroll.c (decide_unroll_constant_iterations,
2751 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2752 likely upper bounds.
2753 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2755 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2757 * tree-core.h (enum omp_clause_code): Remove
2758 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2760 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2762 * config/arm/sync.md (arm_store_exclusive<mode>):
2763 Use 'H' output modifier on operands[2] rather than creating a new
2764 entry in out-of-bounds memory of the operands array.
2765 (arm_store_release_exclusivedi): Likewise.
2767 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2769 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2770 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2771 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2772 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2774 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2776 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2777 into account live statements for mask producers.
2779 2016-06-01 Richard Biener <rguenther@suse.de>
2781 PR tree-optimization/71311
2782 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2783 restrict to non-INTEGER_CST @0.
2785 2016-06-01 Richard Biener <rguenther@suse.de>
2787 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2788 (relational patterns): Use :c to avoid pattern duplications.
2790 2016-06-01 Richard Biener <rguenther@suse.de>
2792 * genmatch.c (comparison_code_p): New predicate.
2793 (swap_tree_comparison): New function.
2794 (commutate): Add for_vec parameter to append new for entries.
2795 Support commutating relational operators by swapping it alongside
2797 (lower_commutative): Adjust.
2798 (dt_simplify::gen): Do not pass artificial operators to gen
2800 (decision_tree::gen): Do not add artificial operators as parameters.
2801 (parser::parse_expr): Verify operator commutativity when :c is
2802 applied. Allow :C to override this.
2803 * match.pd: Adjust patterns to use :C instead of :c where required.
2805 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2807 PR tree-optimization/71077
2808 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2809 the combining step, use boolean_false_node and boolean_true_node
2810 as the designated false/true return values.
2812 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2814 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2815 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2816 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2819 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2821 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2822 of flags impliying the register renaming.
2823 * toplev.c (process_options): Do not imply flag_rename_registers with
2826 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2828 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2829 default implementation.
2831 2016-05-31 Nathan Sidwell <nathan@acm.org>
2833 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2835 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2837 * config/sh/constraints.md (b): Remove constraint.
2838 * config/sh/predicates.md (arith_reg_operand): Remove
2840 * config/sh/sh-modes.def (PDI): Remove.
2841 * config/sh/sh.c (sh_target_reg_class,
2842 sh_optimize_target_register_callee_saved): Remove functions.
2843 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2844 (sh_expand_epilogue): Update comment.
2845 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2846 sh_secondary_reload): Remove TARGET_REGS related code.
2847 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2848 TARGET_REGISTER_P): Remove macros.
2849 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2850 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2851 TR1_REG, TR2_REG): Remove constants.
2852 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2854 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2856 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2857 define_expand patterns.
2858 (adddi3_compact): Rename to adddi3.
2859 (subdi3_compact): Rename to subdi3.
2860 (*negdi2): Rename to negdi2.
2861 (*abs<mode>2): Rename to abs<mode>2.
2863 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2865 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2866 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2867 (atomic_sub_fetchsi): ... this new pattern.
2868 (mvtc): Add CC_REG clobber.
2870 2016-05-31 Marek Polacek <polacek@redhat.com>
2872 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2874 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2876 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2877 aarch64_fusion_enabled_p to check for fusion capabilities.
2879 2016-05-31 Richard Biener <rguenther@suse.de>
2881 PR tree-optimization/71352
2882 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2883 minus one and a negate.
2885 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2887 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2888 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2890 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2891 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2892 Remove use of aarch64_simd_attr_length_move, set length attribute
2894 (*aarch64_be_movoi): Likewise.
2895 (*aarch64_be_movci): Likewise.
2896 (*aarch64_be_movxi): Likewise.
2898 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2900 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2901 It no longer does that.
2902 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2904 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2906 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2907 attribute __unused__.
2909 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2911 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2912 * config/arm/arm.c (arm_arch_thumb1): Define.
2913 (arm_option_override): Initialize arm_arch_thumb1.
2914 * config/arm/arm.h (arm_arch_thumb1): Declare.
2915 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2916 support Thumb-1 ISA.
2918 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2921 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2922 `Yv' for scalar operand.
2924 2016-05-31 Tom de Vries <tom@codesourcery.com>
2926 PR tree-optimization/69068
2927 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2928 phis with more than two args.
2930 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2932 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2933 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2936 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2938 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2940 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2942 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2943 cpu_32, cpu_64, tune_32 and tune_64.
2944 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2946 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2948 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2950 2016-05-30 Andi Kleen <ak@linux.intel.com>
2952 * auto-profile.c (read_profile): Replace asserts with errors
2953 when file does not exist.
2954 * gcov-io.c (gcov_read_words): Dito.
2956 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2958 * tree-cfg.c (print_loop): Print likely upper bounds.
2960 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2962 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2963 * opts.c (default_options): Enable peel loops at -O3.
2964 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2965 (try_peel_loop): Do not re-peel already peeled loops;
2966 use likely upper bounds; fix profile updating.
2967 (pass_complete_unroll::execute): Initialize peeled_loops.
2969 2016-05-30 Martin Liska <mliska@suse.cz>
2971 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2972 computed costs by frequency of BB they belong to.
2973 (get_scaled_computation_cost_at): New function.
2975 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2976 Marc Glisse <marc.glisse@inria.fr>
2978 PR tree-optimization/71289
2979 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2981 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2983 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2985 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2987 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2988 for peeled copies; avoid underflow when updating estimates; correctly
2991 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2993 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2994 r236875. Corrected oe3 to oe2 as obvious.
2996 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3000 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3001 that inserted stmt will not dominate stmts that defines its operand.
3002 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3003 (rewrite_expr_tree_parallel): Likewise.
3005 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3008 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3009 all fields including stmt_to_insert are swapped.
3011 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3013 * predict.h (force_edge_cold): Declare.
3014 * predict.c (force_edge_cold): New function.
3015 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3017 (canonicalize_loop_induction_variables): Fix formating.
3019 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3021 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3022 (visium_expand_copysign): Use gen_int_mode directly.
3023 (visium_compute_frame_size): Minor tweaks.
3025 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3027 * tree-vect-loop.c (vect_analyze_loop_2): Use
3028 likely_max_stmt_executions_int.
3030 2016-05-30 Tom de Vries <tom@codesourcery.com>
3032 PR tree-optimization/69067
3033 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3035 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3038 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3039 New peepholes to remove unneeded fild/fistp pairs.
3040 (define_peephole2 atomic_loaddi_fpu): Ditto.
3042 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3044 * predict.c (maybe_hot_frequency_p): Avoid division.
3046 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3048 * doc/install.texi: Use https for shop.fsf.org.
3050 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3052 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3053 likely_max_stmt_executions_int.
3055 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3057 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3058 likely_max_stmt_executions_int.
3060 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3062 * profile.c (compute_branch_probabilities): Do not report hitrates
3064 (branch_prob): Report hitrates here.
3065 * predict.c (gimple_predict_edge): Do not assert profile status;
3066 fix formatting issues.
3068 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3070 * predict.c (edge_predicted_by_p): New function.
3071 (predict_paths_for_bb): Do not put multiple predictions of the same type
3074 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3076 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3079 2016-05-28 Alan Modra <amodra@gmail.com>
3081 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3083 2016-05-28 Alan Modra <amodra@gmail.com>
3085 PR rtl-optimization/71275
3086 * ira.c (ira): Free dominance info.
3088 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3090 * doc/sourcebuild.texi: New address for upstream Go repository.
3092 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3094 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3095 (TARGET_ARM_V7M): Likewise.
3097 2016-05-26 Jeff Law <law@redhat.com>
3099 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3100 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3101 * passes.def: Add jump threading passes before DOM/VRP.
3102 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3103 argument to a basic block from an edge. Remove tests which are
3105 (pass_data_thread_jumps, class pass_thread_jumps): New.
3106 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3107 (make_pass_thread_jumps): Likewise.
3108 * tree-pass.h (make_pass_thread_jumps): Declare.
3110 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3112 * config/visium/visium-protos.h (split_double_move): Rename into...
3113 (visium_split_double_move): ...this.
3114 (visium_split_double_add): Declare.
3115 * config/visium/visium.c (split_double_move): Rename into...
3116 (visium_split_double_move): ...this.
3117 (visium_split_double_add): New function.
3118 (visium_expand_copysign): Renumber operands for consistency.
3119 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3120 (DFmode move splitter): Likewise.
3121 (*addi3_insn): Split by means of visium_split_double_add.
3122 (*adddi3_insn_flags): Delete.
3123 (*plus_plus_sltu<subst_arith>): New insn.
3124 (*subdi3_insn): Split by means of visium_split_double_add.
3125 (subdi3_insn_flags): Delete.
3126 (*minus_minus_sltu<subst_arith>): New insn.
3127 (*negdi2_insn): Split by means of visium_split_double_add.
3128 (*negdi2_insn_flags): Delete.
3130 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3132 * configure.ac: Treat a --with-headers option without argument
3133 the same as the default (i.e. consult sys-include directory).
3134 * configure: Regenerate.
3136 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3138 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3139 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3141 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3142 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3144 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3147 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3148 tree-stdarg analysis results.
3149 (aarch64_setup_incoming_varargs): Likewise.
3151 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3153 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3154 va_list_gpr_counter_field and va_list_fpr_counter_field.
3156 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3159 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3160 * config/aarch64/aarch64.c
3161 (aarch64_cannot_change_mode_class): Remove function.
3162 * config/aarch64/aarch64-protos.h
3163 (aarch64_cannot_change_mode_class): Remove.
3165 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3167 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3168 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3169 get_likely_max_loop_iterations_int): New.
3170 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3171 any_likely_upper_bound.
3172 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3174 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3175 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3177 (unroll_loop_constant_iterations): Likewise.
3178 (unroll_loop_runtime_iterations): Likewise.
3179 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3180 * lto-streamer-out.c (output_cfg): Likewise.
3181 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3183 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3184 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3185 (likely_max_loop_iterations): New.
3186 (likely_max_loop_iterations_int): New.
3187 (likely_max_stmt_executions): New.
3188 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3189 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3190 likely_max_stmt_executions): Declare.
3192 2016-05-27 Marek Polacek <polacek@redhat.com>
3195 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3197 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3199 * config/s390/s390.md (2x risbg splitters): Use
3200 reg_overlap_mentioned_p instead of rtx_equal_p.
3202 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3204 * combine.c (make_compound_operation): Take known zero bits into
3205 account when checking for possible zero_extend.
3207 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3209 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3210 Use const_int_operand for operand 2 predicate. Simplify expand code
3213 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3216 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3219 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3221 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3222 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3223 that returns CC_SESWPmode and CC_ZESWPmode.
3224 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3226 (aarch64_rtx_costs): Likewise.
3228 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3230 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3231 for ISA 3.0 min/max support.
3232 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3233 conditional move support.
3234 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3235 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3237 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3238 conditional moves where the comparison type is different from move
3240 (fp_minmax): New code iterator for smin/smax.
3241 (minmax): New code attributes for min/max.
3242 (SMINMAX): Likewise.
3243 (smax<mode>3): Combine min, max insns into one insn using the
3244 fp_minmax code iterator. Add support for ISA 3.0 min/max
3245 instructions that don't need -ffast-math.
3246 (s<minmax><mode>3): Likewise.
3247 (smax<mode>3_vsx): Likewise.
3248 (smin<mode>3): Likewise.
3249 (s<minmax><mode>3_vsx): Likewise.
3250 (smin<mode>3_vsx): Likewise.
3251 (pre-VSX min/max splitters): Likewise.
3252 (s<minmax><mode>3_fpr): Likewise.
3253 (movsfcc): Rewrite floating point conditional moves to combine
3254 SFmode/DFmode into a single insn.
3255 (mov<mode>cc): Likewise.
3256 (movdfcc): Likewise.
3257 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3258 SFDF2 iterators to handle all combinations.
3259 (fseldfsf4): Likewise.
3260 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3261 (fseldfdf4): Likewise.
3262 (fselsfdf4): Likewise.
3263 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3264 comparison instructions that set a 0/-1 mask, and use it for
3265 floating point conditional move via XXSEL.
3266 (fpmask<mode>): Likewise.
3267 (xxsel<mode>): Likewise.
3268 * config/rs6000/predicates.md (min_max_operator): Delete, no
3270 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3271 instructions that generate a 0/-1 mask for use with XXSEL.
3272 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3273 say whether floating point min/max is available, either through
3274 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3275 (TARGET_MINMAX_DF): Likewise.
3277 2016-05-27 Alan Modra <amodra@gmail.com>
3279 PR rtl-optimization/71275
3280 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3281 for update_equiv_regs and combine_and_move_insns.
3283 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3285 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3286 if_then_else or cond RTXes to calculate attribute value.
3287 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3288 <attr "length_immediate>: Ditto.
3289 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3290 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3291 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3292 <attr "type">: Ditto.
3293 <attr "prefix_data16">: Ditto.
3294 <attr "prefix_extra">: Ditto.
3295 <attr "length_immediate">: Ditto.
3296 <attr "prefix">: Ditto.
3297 (vec_set<mode>_0) <attr "isa">: Ditto.
3298 <attr "prefix_extra">: Ditto.
3299 <attr "length_immediate">: Ditto.
3300 <attr "prefix">: Ditto.
3301 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3302 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3303 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3304 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3305 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3306 <attr "length_immediate">: Ditto.
3307 <attr "prefix">: Ditto.
3308 (sse2_movsd) <attr "length_immediate">: Ditto.
3309 <attr "prefix">: Ditto.
3310 (vec_concatv2df) <attr "isa">: Ditto.
3311 <attr "prefix">: Ditto.
3312 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3313 (*vec_extractv2di_1) <attr "isa">: Ditto.
3314 <attr "type">: Ditto.
3315 <attr "length_immediate">: Ditto.
3316 <attr "prefix_rex">: Ditto.
3317 <attr "prefix_extra">: Ditto.
3318 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3319 <attr "prefix_extra">: Ditto.
3320 <attr "length_immediate">: Ditto.
3321 (vec_concatv2di) <attr "isa">: Ditto.
3322 <attr "prefix_extra">: Ditto.
3323 <attr "length_immediate">: Ditto.
3324 <attr "prefix">: Ditto.
3326 2016-05-26 Martin Liska <mliska@suse.cz>
3328 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3330 (operator+): Likewise.
3331 (operator-): Likewise.
3332 (comp_cost::operator+=): Likewise.
3333 (comp_cost::operator-=): Likewise.
3334 (comp_cost::operator/=): Likewise.
3335 (comp_cost::operator*=): Likewise.
3336 (operator<): Likewise.
3337 (operator==): Likewise.
3338 (operator<=): Likewise.
3340 (infinite_cost_p): Likewise.
3341 (add_costs): Likewise.
3342 (sub_costs): Likewise.
3343 (compare_costs): Likewise.
3344 (set_group_iv_cost): Use the newly introduced functions.
3345 (get_address_cost): Likewise.
3346 (get_shiftadd_cost): Likewise.
3347 (force_expr_to_var_cost): Likewise.
3348 (split_address_cost): Likewise.
3349 (ptr_difference_cost): Likewise.
3350 (difference_cost): Likewise.
3351 (get_computation_cost_at): Likewise.
3352 (determine_group_iv_cost_generic): Likewise.
3353 (determine_group_iv_cost_address): Likewise.
3354 (determine_group_iv_cost_cond): Likewise.
3355 (autoinc_possible_for_pair): Likewise.
3356 (determine_group_iv_costs): Likewise.
3357 (cheaper_cost_pair): Likewise.
3358 (iv_ca_recount_cost): Likewise.
3359 (iv_ca_set_no_cp): Likewise.
3360 (iv_ca_set_cp): Likewise.
3361 (iv_ca_cost): Likewise.
3362 (iv_ca_new): Likewise.
3363 (iv_ca_dump): Likewise.
3364 (iv_ca_narrow): Likewise.
3365 (iv_ca_prune): Likewise.
3366 (iv_ca_replace): Likewise.
3367 (try_add_cand_for): Likewise.
3368 (try_improve_iv_set): Likewise.
3369 (find_optimal_iv_set): Likewise.
3371 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3373 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3374 that internal functions will clobber all caller-saved registers.
3376 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3378 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3379 Return a better case_values_threshold when optimizing.
3381 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3383 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3384 Add ? to integer variant.
3385 (aarch64_combinez_be): Likewise.
3387 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3389 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3390 instead of x constraint.
3391 (vcvtps2ph256<mask_name>): Likewise.
3393 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3394 alternative. Formatting fix.
3396 * config/i386/sse.md
3397 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3399 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3400 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3401 maybe_evex prefix instead of vex.
3402 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3403 EXT_REX_SSE_REG_P (op0) case in the splitter.
3405 2016-05-25 Jeff Law <law@redhat.com>
3407 PR tree-optimization/71272
3408 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3409 Update comments. Add test for empty path.
3411 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3413 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3414 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3415 special case builtin.
3416 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3417 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3418 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3419 for __builtin_vec_cmpne.
3421 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3423 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3424 redundant test and bail out if the type of the new operand is not
3425 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3427 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3429 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3430 (x_ix86_target_flags_explicit): Remove.
3431 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3432 x_ix86_target_flags_explicit.
3433 (ix86_function_specific_restore): Ditto.
3435 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3436 H.J. Lu <hongjiu.lu@intel.com>
3439 * common/config/i386/i386-common.c
3440 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3441 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3442 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3443 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3444 (-mgeneral-regs-only): Add new option.
3445 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3446 x87 instructions if only general registers are allowed.
3447 (ix86_target_string): Add ix86_flags argument. Handle additional
3448 flags options through ix86_flags argument. Update all callers.
3449 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3451 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3453 PR rtl-optimization/66940
3454 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3455 decrementing desired_val will not overflow before performing these
3458 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3460 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3461 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3462 * config/i386/i386.c (enum ix86_builtins): Add
3463 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3464 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3465 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3466 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3467 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3468 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3469 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3470 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3471 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3472 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3473 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3474 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3475 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3476 __builtin_ia32_cvtps2dq512_mask.
3477 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3478 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3479 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3480 * config/i386/sse.md
3481 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3483 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3484 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3486 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3487 (avx512f_vec_pack_sfix_v8df): New define_expand.
3488 (avx512f_roundpd512): Rename to ...
3489 (avx512f_round<castmode>512): ... this. Change iterator.
3490 (avx512f_roundps512_sfix): New define_expand.
3491 (round<mode>2_sfix): Change iterator.
3493 2016-05-25 Nick Clifton <nickc@redhat.com>
3495 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3496 static interrupt handler is detected.
3497 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3498 default linker script.
3499 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3500 the low part of a symbolic pointer.
3502 2016-05-25 Richard Biener <rguenther@suse.de>
3504 PR tree-optimization/71261
3505 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3506 interesting stmt instead of immediate uses when looking
3507 for the use operand to replace.
3509 2016-05-25 Martin Liska <mliska@suse.cz>
3511 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3513 2016-05-25 Richard Biener <rguenther@suse.de>
3515 PR tree-optimization/71264
3516 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3519 2016-05-25 Martin Liska <mliska@suse.cz>
3521 PR tree-optimization/71239
3522 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3523 if DECL_SIZE is NULL.
3525 2016-05-25 Richard Biener <rguenther@suse.de>
3527 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3528 * tree-if-conv.c (pass_data_if_conversion): Use it.
3530 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3532 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3533 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3534 * varpool.c (varpool_node::get_availability): Likewise.
3536 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3538 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3539 VNEGW/VNEGD instructions.
3540 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3541 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3542 support for ISA 3.0 VNEGW/VNEGD instructions.
3544 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3546 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3547 pointers inside OACC_DATA regions.
3548 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3549 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3550 (gimplify_adjust_omp_clauses): Fix typo in comment.
3552 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3554 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3555 parity built-in functions.
3556 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3558 (p9v_parity<mode>2): Likewise.
3559 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3561 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3562 (parity<mode>2): ISA 3.0 expander for vector parity.
3563 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3565 (BU_P9_64BIT_MISC_0): Likewise.
3566 (BU_P9_MISC_0): Likewise.
3567 (BU_P9V_AV_1): Likewise.
3568 (BU_P9V_AV_2): Likewise.
3569 (BU_P9V_AV_3): Likewise.
3570 (BU_P9V_AV_P): Likewise.
3571 (BU_P9V_VSX_1): Likewise.
3572 (BU_P9V_OVERLOAD_1): Likewise.
3573 (BU_P9V_OVERLOAD_2): Likewise.
3574 (BU_P9V_OVERLOAD_3): Likewise.
3575 (VCTZB): Add vector count trailing zeros support.
3579 (VPRTYBD): Add vector parity support.
3580 (VPRTYBQ): Likewise.
3581 (VPRTYBW): Likewise.
3582 (VCTZ): Add overloaded vector count trailing zeros support.
3583 (VPRTYB): Add overloaded vector parity support.
3584 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3585 overloaded vector count trailing zeros and parity instructions.
3586 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3587 vector parity support.
3588 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3589 trailing zeros support.
3590 (vec_cntlz): Likewise.
3591 (vec_vctzb): Likewise.
3592 (vec_vctzd): Likewise.
3593 (vec_vctzh): Likewise.
3594 (vec_vctzw): Likewise.
3595 (vec_vprtyb): Add ISA 3.0 vector parity support.
3596 (vec_vprtybd): Likewise.
3597 (vec_vprtybw): Likewise.
3598 (vec_vprtybq): Likewise.
3599 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3600 the ISA 3.0 vector count trailing zeros and vector parity built-in
3603 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3605 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3606 when there is stmt_to_insert.
3608 2016-05-24 Martin Sebor <msebor@redhat.com>
3611 * tree.h (complete_or_array_type_p): New inline function.
3613 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3615 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3616 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3617 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3619 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3620 Limit 1st alternative to noavx isa, split 2nd alternative into one
3621 noavx and one avx alternative, use *x and Bm in the former and
3622 x and m in the latter.
3624 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3625 of sse4 for the first alternative, drop %v from the template
3626 and d operand modifier. Split second alternative into one sse4_noavx
3627 and one avx alternative, use *x instead of *v in the former and v
3628 instead of *v in the latter.
3629 (*sse4_1_extractps): Use noavx isa instead of * for the first
3630 alternative, drop %v from the template. Split second alternative into
3631 one noavx and one avx alternative, use *x instead of *v in the
3632 former and v instead of *v in the latter.
3633 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3634 with noavx and the last one with avx.
3635 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3636 split the second one into one noavx and one avx alternative,
3637 use *x and Bm in the former and x and m in the latter one.
3638 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3641 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3642 first two alternatives to noavx, use *x instead of *v in the second
3643 one, add avx alternative without *.
3644 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3645 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3646 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3648 2016-05-24 Jeff Law <law@redhat.com>
3650 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3651 New function, extracted from...
3652 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3653 Allow simple copies and constant initializations in the SSA chain.
3655 2016-05-24 Marek Polacek <polacek@redhat.com>
3658 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3661 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3664 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3665 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3666 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3667 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3668 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3670 2016-05-24 Richard Biener <rguenther@suse.de>
3672 PR tree-optimization/71240
3673 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3676 2016-05-24 Richard Biener <rguenther@suse.de>
3678 PR tree-optimization/71230
3679 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3681 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3683 * tree-vectorizer.h (vectorizable_comparison): Delete.
3684 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3685 PURE_SLP_STMT check.
3686 * tree-vect-stmts.c (vectorizable_call): Likewise.
3687 (vectorizable_simd_clone_call): Likewise.
3688 (vectorizable_conversion): Likewise.
3689 (vectorizable_assignment): Likewise.
3690 (vectorizable_shift): Likewise.
3691 (vectorizable_operation): Likewise.
3692 (vectorizable_load): Likewise.
3693 (vectorizable_condition): Likewise.
3694 (vectorizable_store): Likewise. Assert that we don't have
3696 (vectorizable_comparison): Make static. Remove redundant
3697 PURE_SLP_STMT check.
3698 (vect_transform_stmt): Assert that we always have an slp_node
3701 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3703 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3704 operands[2] against 1 with comparison against CONST1_RTX.
3705 (<shift>di3_neon): Likewise.
3706 * config/arm/predicates.md (const0_operand): Replace with comparison
3709 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3711 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3712 operands[2] against 1 with comparison against CONST1_RTX.
3713 (ashrdi3): Likewise.
3714 (lshrdi3): Likewise.
3715 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3717 (ashrsi3): Likewise.
3718 (lshrsi3): Likewise.
3719 (rotrsi3): Likewise.
3720 (define_split above *compareqi_eq0): Likewise.
3721 (define_split above "prologue"): Likewise.
3722 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3723 * config/arm/predicates.md (shift_operator): Likewise.
3724 (shift_nomul_operator): Likewise.
3725 (sat_shift_operator): Likewise.
3726 (thumb1_cmp_operand): Likewise.
3727 (const_neon_scalar_shift_amount_operand): Replace manual range
3728 check with IN_RANGE.
3729 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3730 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3732 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3734 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3735 with HOST_WIDE_INT_1.
3737 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3738 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3739 (arm_canonicalize_comparison): Likewise.
3740 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3742 (thumb1_size_rtx_costs): Likewise.
3743 (vfp_const_double_index): Replace cast of 1 to unsigned
3744 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3745 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3747 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3748 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3749 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3750 HOST_WIDE_INT with HOST_WIDE_INT_1.
3752 2016-05-24 Marek Polacek <polacek@redhat.com>
3754 * tree-cfg.h (should_remove_lhs_p): New predicate.
3755 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3756 * gimplify.c (gimplify_modify_expr): Likewise.
3757 * tree-cfg.c (verify_gimple_call): Likewise.
3758 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3759 * gimple-fold.c: Include "tree-cfg.h".
3760 (gimple_fold_call): Use should_remove_lhs_p.
3762 2016-05-24 Richard Biener <rguenther@suse.de>
3764 PR tree-optimization/71253
3765 * cfganal.h (control_dependences): Make robust against edge
3767 (control_dependences::control_dependences): Remove edge_list argument.
3768 (control_dependences::get_edge): Remove.
3769 (control_dependences::get_edge_src): Add.
3770 (control_dependences::get_edge_dest): Likewise.
3771 (control_dependences::m_el): Make a vector of edge src/dest index.
3772 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3773 (control_dependences::control_dependences): Likewise.
3774 (control_dependences::~control_dependence): Likewise.
3775 (control_dependences::get_edge): Remove.
3776 (control_dependences::get_edge_src): Add.
3777 (control_dependences::get_edge_dest): Likewise.
3778 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3780 (perform_tree_ssa_dce): Adjust.
3781 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3783 (pass_loop_distribution::execute): Adjust. Do loop destroying
3784 conditional on changed.
3786 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3789 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3790 return. Reindent transformation comment and mention the ARM state
3793 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3796 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3797 after build_and_add_sum creates new use stmt.
3799 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3801 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3802 load_lanes/grouped_load classification comes first. Don't check
3803 whether the vectorization factor is a multiple of the group size
3806 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3808 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3809 GROUP_GAP for single-element interleaving.
3810 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3813 2016-05-24 Richard Biener <rguenther@suse.de>
3817 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3818 bases which are accessed with non-invariant indices.
3819 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3820 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3822 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3825 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3826 (add_to_ops_vec): Add stmt_to_insert.
3827 (add_repeat_to_ops_vec): Init stmt_to_insert.
3828 (insert_stmt_before_use): New.
3829 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3831 (get_ops): Init stmt_to_insert.
3832 (maybe_optimize_range_tests): Likewise.
3833 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3834 (rewrite_expr_tree_parallel): Likewise.
3835 (reassociate_bb): Likewise.
3837 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3840 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3841 ISA 3.0 xxperm fusion alternative.
3842 (altivec_vperm_v8hiv16qi): Likewise.
3843 (altivec_vperm_<mode>_uns_internal): Likewise.
3844 (vperm_v8hiv4si): Likewise.
3845 (vperm_v16qiv8hi): Likewise.
3847 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3848 Kelvin Nilsen <kelvin@gcc.gnu.org>
3850 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3851 vpermr/xxpermr on ISA 3.0.
3852 (altivec_expand_vec_perm_le): Likewise.
3853 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3854 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3857 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3859 * config/i386/i386.h (IS_STACK_MODE): Enable for
3860 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3861 SSE_FLOAT_MODE_P macros.
3862 * config/i386/i386.c (ix86_preferred_reload_class): Use
3863 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3864 Cleanup regclass processing for CONST_DOUBLE_P.
3865 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3866 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3867 with IS_STACK_MODE macro.
3868 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3870 (*movdf_internal): Use IS_STACK_MODE macro.
3871 (*movsf_internal): Ditto.
3873 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3875 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3876 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3878 2016-05-23 Jeff Law <law@redhat.com>
3880 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3882 (fsm_find_control_statement_thread_paths): Call it.
3884 2016-05-23 Martin Jambor <mjambor@suse.cz>
3887 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3888 from_global_constant if t is not NULL.
3890 2016-05-23 Marek Polacek <polacek@redhat.com>
3893 * common.opt (Wswitch-unreachable): New option.
3894 * doc/invoke.texi: Document -Wswitch-unreachable.
3895 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3898 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3900 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3901 TMR_INDEX is non-NULL.
3903 2016-05-23 Richard Biener <rguenther@suse.de>
3905 PR tree-optimization/71230
3906 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3907 (try_special_add_to_ops): ... here. Always test for single-use.
3909 2016-05-23 Martin Jambor <mjambor@suse.cz>
3911 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3912 default block if a PHI node in the original one would be resized.
3914 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3916 PR tree-optimization/58135
3917 * tree-vect-slp.c: When group size is not multiple
3918 of vector size, allow splitting of store group at
3921 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3923 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3925 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3927 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3928 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3929 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3932 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3933 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3934 v constraint instead of x and vinserti32x4 insn.
3936 * config/i386/sse.md (i128vldq): New mode iterator.
3937 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3938 avx512dq and avx512vl alternatives.
3940 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3941 constraint, use maybe_evex prefix instead of vex.
3942 (vec_dupv4sf): Use v constraint instead of x for output
3943 operand except for noavx alternative, use Yv constraint
3944 instead of x for input. Use maybe_evex prefix instead of vex.
3945 (*vec_dupv4si): Likewise.
3946 (*vec_dupv2di): Likewise.
3948 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3951 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3952 (linearize_expr_tree): Call try_special_add_to_ops.
3953 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3955 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3957 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3958 to computed stack_usage.
3960 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3963 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3964 operand is subreg (symbol_ref) then move the symbol ref to register.
3966 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3968 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3970 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3973 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3976 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3978 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3979 ranges by calling get_single_symbol and tidy up. Look more closely
3980 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3982 2016-05-20 Jeff Law <law@redhat.com>
3984 * bitmap.c (bitmap_find_bit): Remove useless test.
3986 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3988 * function.c (thread_prologue_and_epilogue_insns): Commit the
3989 insertion of the epilogue.
3991 2016-05-20 Martin Jambor <mjambor@suse.cz>
3993 PR tree-optimization/70884
3994 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3995 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3996 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3997 of constant pool data as a reason for scalarization.
3999 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4001 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4002 for naked functions.
4003 (thumb1_expand_prologue): Likewise.
4005 2016-05-20 Nathan Sidwell <nathan@acm.org>
4007 * config/nvptx/nptx.c (nvptx_option_override): Only set
4008 flag_toplevel_reorder, if not explicitly specified. Set
4009 flag_no_common, unless explicitly specified.
4011 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4013 * calls.c (can_implement_as_sibling_call_p): Mark param
4014 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4016 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4018 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4019 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4020 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4022 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4023 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4026 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4028 * config/nvptx/nvptx.md (sincossf3): New pattern.
4030 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4032 * calls.c (maybe_complain_about_tail_call): New function.
4033 (initialize_argument_information): Call
4034 maybe_complain_about_tail_call when clearing *may_tailcall.
4035 (can_implement_as_sibling_call_p): Call
4036 maybe_complain_about_tail_call when returning false.
4037 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4038 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4039 if tail-call optimization fails.
4040 * cfgexpand.c (expand_call_stmt): Initialize
4041 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4042 * gimple-pretty-print.c (dump_gimple_call): Dump
4043 gimple_call_must_tail_p.
4044 * gimple.c (gimple_build_call_from_tree): Call
4045 gimple_call_set_must_tail with the value of
4046 CALL_EXPR_MUST_TAIL_CALL.
4047 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4048 (gimple_call_set_must_tail): New function.
4049 (gimple_call_must_tail_p): New function.
4050 * print-tree.c (print_node): Update printing of TREE_STATIC
4051 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4052 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4053 trailing comment listing applicable flags.
4054 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4056 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4058 * calls.c (expand_call): Move "Rest of purposes for tail call
4059 optimizations to fail" to...
4060 (can_implement_as_sibling_call_p): ...this new function, and
4061 split into multiple "if" statements.
4063 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4065 * cfgloop.h (expected_loop_iterations_unbounded,
4066 expected_loop_iterations): Unconstify.
4067 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4068 profile with known upper bound; return 3 when profile is absent.
4069 (expected_loop_iterations): Update.
4071 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4073 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4074 and get_max_loop_iterations_int.
4076 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4078 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4079 realistic upper bounds here.
4081 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4084 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4085 calls if the LHS is variable length or has addressable type.
4086 If targets[0]->decl is a noreturn call with void return type and
4087 zero arguments, adjust fntype and remove lhs in that case.
4089 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4091 PR tree-optimization/71079
4092 PR tree-optimization/71206
4093 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4095 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4097 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4098 (get_vec_alignment_for_array_decl): Likewise.
4099 (get_vec_alignment_for_record_decl): Likewise.
4100 (increase_alignment::execute): Move code to find alignment to
4101 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4102 (type_align_map): New hash_map.
4104 2016-05-20 Richard Guenther <rguenther@suse.de>
4106 PR tree-optimization/29756
4107 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4108 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4109 * fold-const.c (operand_equal_p): Likewise.
4110 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4111 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4112 * tree-inline.c (estimate_operator_cost): Likewise.
4113 * tree-pretty-print.c (dump_generic_node): Likewise.
4114 * tree-ssa-operands.c (get_expr_operands): Likewise.
4115 * cfgexpand.c (expand_debug_expr): Likewise.
4116 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4117 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4118 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4119 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4120 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4121 (execute_update_addresses_taken): Do it.
4123 2016-05-20 Richard Biener <rguenther@suse.de>
4125 PR tree-optimization/71185
4126 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4127 register operations.
4129 2016-05-20 Richard Biener <rguenther@suse.de>
4131 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4132 gimple_seq_add_seq_without_update.
4133 (release_bb_predicate): Assert we have no operands to free.
4134 (if_convertible_loop_p_1): Calculate post dominators later.
4135 Do not free BB predicates here.
4136 (combine_blocks): Do not recompute BB predicates.
4137 (version_loop_for_if_conversion): Save BB predicates around
4140 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4142 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4143 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4144 code. Ignore sibcalls on EDGE_IGNORE edges.
4145 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4146 on edges for sibcalls that run without prologue. The rest of the
4147 function is combined from...
4148 (fix_fake_fallthrough_edge): ... this, and ...
4149 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4150 function argument, make it a local variable.
4152 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4154 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4155 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4156 for 32-bit mode and SEH for 64-bit.
4157 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4158 TARGET_64BIT_DEFAULT.
4160 2016-05-19 Ryan Burn <contact@rnburn.com>
4162 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4163 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4165 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4167 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4168 force pending loads from memory.
4170 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4172 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4173 (UNSPEC_DARN_32): New unspec constant.
4174 (UNSPEC_DARN_RAW): New unspec constant.
4175 (darn_32): New instruction.
4176 (darn_raw): New instruction.
4177 (darn): New instruction.
4178 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4179 support and documentation for this macro.
4180 (BU_P9_MISC_1): New macro definition.
4181 (BU_P9_64BIT_MISC_0): New macro definition.
4182 (BU_P9_MISC_0): New macro definition.
4183 (darn_32): New builtin definition.
4184 (darn_raw): New builtin definition.
4185 (darn): New builtin definition.
4186 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4187 RS6000_BUILTIN_0 directives to surround each occurrence of
4188 #include "rs6000-builtin.def".
4189 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4190 RS6000_BTM_64BIT flags to the returned mask, depending on
4192 (def_builtin): Correct an error in the assignments made to the
4193 debugging variable attr_string.
4194 (rs6000_expand_builtin): Add support for no-operand built-in
4196 (builtin_function_type): Remove fatal_error assertion that is no
4198 (rs6000_common_init_builtins): Add support for no-operand built-in
4200 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4202 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4204 (RS6000_BTM_64BIT): New macro definition.
4205 * doc/extend.texi: Document __builtin_darn (void),
4206 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4209 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4211 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4212 max_loop_iterations_int.
4214 2016-05-19 Marek Polacek <polacek@redhat.com>
4216 PR tree-optimization/71031
4217 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4218 condition and adjust the code a bit.
4220 2016-05-19 Martin Liska <mliska@suse.cz>
4222 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4223 auto_vec instead of vec.
4225 2016-05-19 Martin Liska <mliska@suse.cz>
4227 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4229 2016-05-19 Martin Liska <mliska@suse.cz>
4231 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4233 2016-05-19 Martin Liska <mliska@suse.cz>
4235 * ipa-pure-const.c (set_function_state): Remove an existing
4237 (remove_node_data): Do not free it as it's released
4238 in set_function_state.
4240 2016-05-19 Martin Liska <mliska@suse.cz>
4242 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4245 2016-05-19 Martin Liska <mliska@suse.cz>
4247 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4249 2016-05-19 Martin Liska <mliska@suse.cz>
4251 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4252 an auto_vec instead of re-creating it.
4254 2016-05-19 Martin Liska <mliska@suse.cz>
4256 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4257 auto_vec instead of vec.
4259 2016-05-19 Martin Liska <mliska@suse.cz>
4261 * lto-section-in.c (lto_get_section_data): Call
4262 lto_check_version with additional argument.
4263 * lto-streamer.c (lto_check_version): Add new argument.
4264 * lto-streamer.h (lto_check_version): Likewise.
4266 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4268 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4269 Don't add cost of inner memory when handling sign-extended loads.
4271 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4273 PR rtl-optimization/71148
4274 * cse.c (cse_main): Free dominance info.
4275 (rest_of_handle_cse): Don't free dominance info.
4276 (rest_of_handle_cse2): Likewise.
4277 (rest_of_handle_cse_after_global_opts): Likewise.
4279 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4282 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4283 NULL_TREE early if NEON is not available. Remove now redundant check
4284 in ARM_CHECK_BUILTIN_MODE.
4286 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4289 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4290 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4291 * doc/cpp.texi: Document new macros.
4293 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4295 PR tree-optimization/69848
4296 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4297 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4299 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4301 * function.c (thread_prologue_and_epilogue_insn): Move the
4302 "goto epilogue_done" one block later.
4304 2016-05-19 Richard Biener <rguenther@suse.de>
4306 PR tree-optimization/70729
4307 * passes.def: Move LIM pass before PRE. Remove no longer
4308 required copyprop and move first DCE out of the loop pipeline.
4310 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4313 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4314 (OBJS-libcommon-target): ...here.
4315 * opts-common.c: Include spellcheck.h.
4316 (cmdline_handle_error): Build a vec of valid options and use it
4317 to suggest provide hints for misspelled arguments.
4319 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4322 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4323 lhs if it has TREE_ADDRESSABLE type.
4325 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4328 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4329 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4331 2016-05-18 Martin Jambor <mjambor@suse.cz>
4334 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4335 input for NOP_EXPR pass-through functions.
4336 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4337 aggregate global constant VAR_DECLs in constant jump functions.
4339 2016-05-18 Martin Jambor <mjambor@suse.cz>
4342 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4343 from TREE_READONLY parameters.
4345 2016-05-18 Martin Jambor <mjambor@suse.cz>
4348 * cgraph.h (cgraph_indirect_call_info): New field
4349 guaranteed_unmodified.
4350 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4351 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4353 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4354 pass the parameter value to ipa_find_agg_cst_for_param.
4355 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4356 guaranteed_unmodified, store AA results there instead of bailing out
4358 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4359 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4360 (find_constructor_constant_at_offset): New function.
4361 (ipa_find_agg_cst_from_init): Likewise.
4362 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4363 static initializers of contants, report back through a new paameter
4364 from_global_constant if that was the case.
4365 (try_make_edge_direct_simple_call): Also pass parameter value to
4366 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4368 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4369 (ipa_read_indirect_edge_info): Likewise.
4370 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4371 (ipa_load_from_parm_agg): Likewise.
4373 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4375 PR rtl-optimization/71150
4376 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4379 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4382 * config/rs6000/constraints.md (wE constraint): New constraint
4383 for a vector constant that can be loaded with XXSPLTIB.
4384 (wM constraint): New constraint for a vector constant of a 1's.
4385 (wS constraint): New constraint for a vector constant that can be
4386 loaded with XXSPLTIB and a vector sign extend instruction.
4387 * config/rs6000/predicates.md (xxspltib_constant_split): New
4388 predicates for wE/wS constraints.
4389 (xxspltib_constant_nosplit): Likewise.
4390 (easy_vector_constant): Add support for constants that can be
4391 loaded via XXSPLTIB.
4392 (all_ones_constant): New predicate for vector constant with all
4394 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4395 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4396 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4397 instruction and possibly with a sign extension.
4398 (output_vec_const_move): Add support for XXSPLTIB. If we are
4399 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4400 instead of XXLXOR/XXLORC.
4401 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4403 (rs6000_legitimize_reload_address): Likewise.
4404 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4406 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4407 combine VSX_M and VSX_M2 into one iterator.
4409 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4410 (VSINT_842): Likewise.
4411 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4412 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4413 XXSPLTIB instruction.
4414 (xxspltib_<mode>_nosplit): Likewise.
4415 (xxspltib_<mode>_split): New insn to load up constants with
4416 XXSPLTIB and a sign extend instruction.
4417 (vsx_mov<mode>): Replace single move that handled all vector types
4418 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4419 moves (when -mvsx-timode is in effect) into the main vector
4420 moves. Eliminate separate moves for <VSr> <VSa>, where the
4421 preferred register class (<VSr>) is listed first, and the
4422 secondary register class (<VSa>) is listed second with a '?' to
4423 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4424 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4425 that if the register was involved in a slow operation, the
4426 clear/set operation does not wait for the slow operation to
4427 finish. Adjust the length attributes for 32-bit mode. Use
4428 rs6000_output_move_128bit and drop the use of the string
4429 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4430 spacing so that the alternatives and attributes don't generate
4431 long lines, and put things in columns, so that it is easier to
4432 match up the operands and attributes with the insn alternatives.
4433 (vsx_mov<mode>_64bit): Likewise.
4434 (vsx_mov<mode>_32bit): Likewise.
4435 (vsx_movti_64bit): Fold movti into normal vector moves.
4436 (vsx_movti_32bit): Likewise.
4437 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4439 (vsx_splat_v4si_internal): Likewise.
4440 (vsx_splat_v4sf_internal): Likewise.
4441 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4442 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4443 extend vector elements.
4444 (vsx_sign_extend_hi_<mode>): Likewise.
4445 (vsx_sign_extend_si_v2di): Likewise.
4446 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4448 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4449 constraints. Add trailing period to wL documentation.
4451 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4454 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4455 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4456 * tree-call-cdce.c: Include tree-dfa.h.
4457 (can_guard_call_p): New function, extracted from...
4458 (can_use_internal_fn): ...here.
4459 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4461 (shrink_wrap_one_built_in_call): Likewise.
4462 (use_internal_fn): Likewise.
4463 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4464 and return void. Call replace_abnormal_ssa_names.
4465 (pass_call_cdce::execute): Check can_guard_call_p during the
4466 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4467 will always change something.
4469 2016-05-18 Martin Jambor <mjambor@suse.cz>
4472 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4473 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4475 2016-05-18 Martin Jambor <mjambor@suse.cz>
4478 * ipa-inline.h (condition): New field size.
4479 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4480 for comaprison and store it into the new condition.
4481 (evaluate_conditions_for_known_args): Use condition size to check
4482 access sizes for all but CHANGED conditions.
4483 (unmodified_parm_1): New parameter size_p, store access size into it.
4484 (unmodified_parm): Likewise.
4485 (unmodified_parm_or_parm_agg_item): Likewise.
4486 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4487 (set_cond_stmt_execution_predicate): Extract access sizes and store
4489 (set_switch_stmt_execution_predicate): Likewise.
4490 (will_be_nonconstant_expr_predicate): Likewise.
4491 (will_be_nonconstant_predicate): Likewise.
4492 (inline_read_section): Stream condition size.
4493 (inline_write_summary): Likewise.
4495 2016-05-18 Richard Biener <rguenther@suse.de>
4497 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4498 condition cost to PHI cost instead of total_cost.
4500 2016-05-18 Martin Liska <mliska@suse.cz>
4503 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4506 2016-05-18 Richard Biener <rguenther@suse.de>
4508 * lto-streamer.h (LTO_major_version): Bump to 6.
4510 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4512 * function.c (make_split_prologue_seq, make_prologue_seq,
4513 make_epilogue_seq): New functions, factored out from...
4514 (thread_prologue_and_epilogue_insns): Here.
4516 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4518 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4519 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4520 of before. Add a comment.
4522 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4524 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4525 expression pointer, not pointer to the pointer.
4527 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4529 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4530 (avx2_pbroadcast<mode>): Add another alternative with v instead
4531 of x constraints in it, using <pbroadcast_evex_isa> isa.
4532 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4534 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4535 constraint x instead of v in second alternative, add avx512bw
4538 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4539 constraint x instead of v in second alternative, add avx512bw
4542 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4543 constraint x instead of v in second alternative, add avx512bw
4546 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4547 avx512bw alternative.
4549 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4551 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4553 (define_insn "*andnottf3"): Ditto.
4554 (define_insn "*<code><mode>3"/any_logic): Ditto.
4555 (define_insn "*<code>tf3"/any_logic): Ditto.
4556 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4557 operand to block AVX-512VL insn variant emit when it is not enabled.
4559 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4561 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4562 constraint fot SF mode.
4564 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4565 Kirill Yukhin <kirill.yukhin@intel.com>
4567 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4569 (define_insn "rsqrt14<mode>"): Ditto.
4570 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4571 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4572 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4573 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4574 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4576 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4577 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4578 * config/i386/i386.c (ix86_print_operand): Expand check for size
4579 override codes for Intel syntax.
4581 2016-05-18 Richard Biener <rguenther@suse.de>
4583 PR tree-optimization/71168
4584 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4585 initialization earlier.
4587 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4589 * config/aarch64/aarch64-simd.md
4590 (aarch64_reduc_plus_internal<mode>): Rename to...
4591 (reduc_plus_scal): ...This, and remove previous implementation.
4593 2016-05-18 Richard Biener <rguenther@suse.de>
4595 * passes.def: Put late dse and cd_dce in canonical order.
4597 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4599 * ipa-inline-transform.c (preserve_function_body_p): Look for
4600 first non-thunk clone.
4601 (save_function_body): Save into first non-thunk.
4602 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4604 (lto_output_node): Inline thunks don't need body in every
4606 * lto-streamer-in.c: Do not fixup thunk clones.
4607 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4609 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4612 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4615 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4616 (reassociate_bb): Call transform_add_to_multiply.
4618 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4620 * config/aarch64/aarch64.c (all_extensions): Removed unused
4623 2016-05-17 Nathan Sidwell <nathan@acm.org>
4625 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4626 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4628 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4630 PR tree-optimization/54579
4632 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4634 2016-05-17 Marek Polacek <polacek@redhat.com>
4637 * tree-inline.c (expand_call_inline): Call
4638 maybe_remove_unused_call_args.
4640 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4642 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4643 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4644 * doc/md.texi (fmin@var{m}3): Likewise.
4646 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4648 * match.pd (X & C): New transformation.
4650 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4652 * match.pd (~X & Y): New transformation.
4654 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4656 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4657 information for new SSA_NAME.
4658 (simplify_conversion_using_ranges): Get range through get_range_info
4659 instead of get_value_range.
4661 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4663 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4664 Remove inline assembly.
4665 (vmvn_s16): Likewise.
4666 (vmvn_s32): Likewise.
4667 (vmvn_u8): Likewise.
4668 (vmvn_u16): Likewise.
4669 (vmvn_u32): Likewise.
4670 (vmvnq_s8): Likewise.
4671 (vmvnq_s16): Likewise.
4672 (vmvnq_s32): Likewise.
4673 (vmvnq_u8): Likewise.
4674 (vmvnq_u16): Likewise.
4675 (vmvnq_u32): Likewise.
4676 (vmvn_p8): Likewise.
4677 (vmvnq_p16): Likewise.
4679 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4681 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4683 (vmul_n_s16): Likewise.
4684 (vmul_n_s32): Likewise.
4685 (vmul_n_u16): Likewise.
4686 (vmul_n_u32): Likewise.
4687 (vmulq_n_f32): Likewise.
4688 (vmulq_n_f64): Likewise.
4689 (vmulq_n_s16): Likewise.
4690 (vmulq_n_s32): Likewise.
4691 (vmulq_n_u16): Likewise.
4692 (vmulq_n_u32): Likewise.
4694 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4696 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4697 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4699 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4701 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4702 to *aarch64_fma4_elt_from_dup<mode>.
4703 (*aarch64_fnma4_elt_to_128df): Rename to
4704 *aarch64_fnma4_elt_from_dup<mode>.
4705 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4706 (vfms_n_f32): Likewise.
4707 (vfms_n_f64): Likewise.
4708 (vfmsq_n_f32): Likewise.
4709 (vfmsq_n_f64): Likewise.
4711 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4713 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4715 2016-05-17 Richard Biener <rguenther@suse.de>
4717 PR tree-optimization/71132
4718 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4719 Only add control dependences for blocks in the loop.
4720 (build_rdg): Adjust.
4721 (generate_code_for_partition): Return whether loop should
4722 be destroyed and delay that.
4723 (distribute_loop): Likewise.
4724 (pass_loop_distribution::execute): Record loops to be destroyed
4725 and perform delayed destroying of loops.
4727 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4730 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4732 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4734 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4736 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4739 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4740 insertion point for instructions generated by validize_mem.
4742 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4744 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4747 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4749 * config/aarch64/aarch64.c
4750 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4751 rather than a macro.
4753 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4755 * doc/invoke.texi (AArch64 Options): Various updates.
4757 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4759 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4760 into instrumentation thunks.
4761 * cif-code.def (CIF_CHKP): New.
4763 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4767 2016-05-16 Martin Jambor <mjambor@suse.cz>
4769 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4770 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4772 2016-05-16 Marek Polacek <polacek@redhat.com>
4774 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4777 2016-05-16 Martin Jambor <mjambor@suse.cz>
4780 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4781 the outlined kernel function.
4783 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4785 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4786 (ISA_HAS_DLSA): Ditto.
4788 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4790 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4792 2016-05-16 Nathan Sidwell <nathan@acm.org>
4794 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4795 (nvptx_name_replacement): Restore. Add comment.
4796 (write_fn_proto, write_fn_proto_from_insn,
4797 nvptx_output_call_insn): Restore
4798 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4800 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4802 * config/aarch64/aarch64.md
4803 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4804 (add<mode>3_compareC_imm): Likewise.
4805 (<optab>si3_uxtw): Split into register and immediate variants.
4806 (andsi3_compare0_uxtw): Likewise.
4807 (and<mode>3_compare0): Likewise.
4808 (and<mode>3nr_compare0): Likewise.
4809 (stack_protect_test_<mode>): Don't use %x for memory operands.
4811 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4813 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4815 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4817 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4818 Split integer shifts into shift_reg and bfm.
4819 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4820 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4821 (ror<mode>3_insn): Likewise.
4822 (<optab>si3_insn_uxtw): Likewise.
4823 (<optab><mode>3_insn): Change to rotate_imm.
4824 (extr<mode>5_insn_alt): Likewise.
4825 (extrsi5_insn_uxtw): Likewise.
4826 (extrsi5_insn_uxtw_alt): Likewise.
4828 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4830 * doc/tm.texi: Regenerate.
4831 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4832 (TARGET_INVALID_RETURN_TYPE): Remove.
4833 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4834 TARGET_INVALID_RETURN_TYPE.
4835 * target.def (invalid_parameter_type): Remove.
4836 (invalid_return_type): Remove.
4838 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4840 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4841 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4843 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4845 (preserve_function_body_p): No need to preserve function body
4846 * cif-codes.def (CIF_THUNK): Remove.
4847 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4849 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4851 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4853 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4855 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4858 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4860 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4861 (inline_small_functions): Do not look for function symbol when
4864 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4866 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4869 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4870 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4871 Jiong Wang <jiong.wang@arm.com>
4873 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4874 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4875 Define __ARM_FP16_ARGS when appropriate.
4876 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4878 (arm_invalid_return_type): Likewise.
4879 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4880 (TARGET_INVALID_RETURN_TYPE): Remove.
4881 (aapcs_vfp_sub_candidate): Allow HFmode.
4882 (aapcs_vfp_allocate): Add comment. Support HFmode.
4883 (aapcs_vfp_allocate_return_reg): Likewise.
4884 (struct aapcs_cp_arg_layout): Slightly reword comments for
4885 is_return_candidate and allocate_return_reg.
4886 (output_mov_vfp): Update assert.
4887 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4889 (arm_invalid_parameter_type): Remove.
4890 (amr_invalid_return_type): Remove.
4891 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4892 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4893 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4895 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4897 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4898 * config/aarch64/arch64-protos.h
4899 (aarch64_legitimize_reload_address): Remove.
4900 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4903 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4905 * configure.ac: Add ACX_NONCANONICAL_HOST.
4906 * configure: Regenerate.
4907 * Makefile.in: Set host_noncanonical.
4909 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4912 * config/i386/i386.md (*movtf_internal): Before register allocation,
4913 do not allow FP constants for CM_MEDIUM memory model, allow only
4914 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4915 (*movxf_internal): Ditto.
4916 (*movdf_internal): Ditto.
4917 (*movsf_internal): Ditto.
4919 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4921 PR rtl-optimization/67483
4922 * combine.c (make_compound_operation): Don't call extract_left_shift
4923 with negative shift amounts.
4925 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4928 * fold-const.c (fold_checksum_tree): Allow modification
4929 of TYPE_ALIAS_SET during folding.
4931 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4932 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4933 (ix86_split_to_parts): Likewise. Fix up formatting.
4935 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4937 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4938 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4941 2016-05-13 Nathan Sidwell <nathan@acm.org>
4943 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4944 (nvptx_name_replacement): Delete.
4945 (write_fn_proto, write_fn_proto_from_insn,
4946 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4947 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4948 * langhooks.c (add_builtin_funcction_common): Call
4949 targetm.mangle_decl_assembler_name.
4951 * config/nvptx/nvptx.c (write_fn_proto): Handle
4952 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4954 2016-05-13 Martin Liska <mliska@suse.cz>
4956 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4957 and PRIu64 in printf format.
4959 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4961 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4964 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4966 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4967 Change --param max-completely-peeled-times to
4968 --param max-completely-peel-times in dump file printing.
4970 2016-05-13 Richard Biener <rguenther@suse.de>
4972 PR tree-optimization/42587
4973 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4974 (find_bswap_or_nop_1): Likewise.
4975 (bswap_replace): Likewise.
4977 2016-05-13 Martin Liska <mliska@suse.cz>
4979 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4980 Initialize a variable with default value.
4982 2016-05-13 Martin Liska <mliska@suse.cz>
4984 * doc/invoke.texi: Enhance explanation of error recovery
4987 2016-05-13 Martin Liska <mliska@suse.cz>
4989 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4990 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4991 (iv_inv_expr_ent *).
4992 (struct iv_inv_expr_ent): Comment struct fields.
4993 (sort_iv_inv_expr_ent): New function.
4994 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4995 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4996 a hash_map between iv_inv_expr_ent and number of usages.
4997 (niter_for_exit): Fix coding style.
4998 (tree_ssa_iv_optimize_init): Use renamed variable.
4999 (determine_base_object): Fix coding style.
5000 (alloc_iv): Likewise.
5001 (find_interesting_uses_outside): Likewise.
5002 (add_candidate_1): Likewise.
5003 (add_standard_iv_candidates): Likewise.
5004 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5005 (prepare_decl_rtl): Fix coding style.
5006 (get_address_cost): Likewise.
5007 (get_shiftadd_cost): Likewise.
5008 (force_expr_to_var_cost): Likewise.
5009 (compare_aff_trees): Likewise.
5010 (get_expr_id): Restructure the function.
5011 (get_loop_invariant_expr_id): Renamed to
5012 get_loop_invariant_expr.
5013 (get_computation_cost_at): Replace usage of inv_expr_id with
5015 (get_computation_cost): Likewise.
5016 (determine_group_iv_cost_generic): Likewise.
5017 (determine_group_iv_cost_address): Likewise.
5018 (iv_period): Fix coding style.
5019 (iv_elimination_compare_lt): Likewise.
5020 (may_eliminate_iv): Likewise.
5021 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5023 (determine_group_iv_costs): Dump invariant expressions.
5024 (iv_ca_recount_cost): Use the newly added hash_map.
5025 (iv_ca_set_remove_invariants): Fix coding style.
5026 (iv_ca_set_add_invariants): Fix coding style.
5027 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5029 (iv_ca_set_cp): Likewise.
5030 (iv_ca_new): Initialize the newly added hash_map and remove
5031 initialization of fields.
5032 (iv_ca_free): Delete the hash_map.
5033 (iv_ca_dump): Dump invariant expressions.
5034 (iv_ca_extend): Fix coding style.
5035 (try_add_cand_for): Likewise.
5036 (create_new_ivs): Dump information about # of avg iterations and
5037 # of used invariant expressions.
5038 (rewrite_use_compare): Fix coding style.
5039 (free_loop_data): Set default value for max_inv_expr_id.
5041 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5043 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5044 returned value cse_cfg_altered computation.
5045 (rest_of_handle_cse2): Likewise.
5046 (rest_of_handle_cse_after_global_opts): Likewise.
5048 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5051 * config/arm/arm.c (arm32_output_mi_thunk): New.
5052 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5053 to split Thumb1 vs TARGET_32BIT functionality.
5054 (arm_thumb1_mi_thunk): New.
5056 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5058 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5061 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5064 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5066 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5068 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5069 (expand_builtin_trap): Emit a regular call.
5070 (set_builtin_user_assembler_name): Remove obsolete cases.
5071 * dse.c (scan_insn): Adjust.
5072 * except.c: Include calls.h.
5073 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5074 emit a regular call to setjmp.
5075 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5076 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5077 (emit_block_move_via_libcall): Delete.
5078 (block_move_fn): Delete.
5079 (init_block_move_fn): Likewise.
5080 (emit_block_move_libcall_fn): Likewise.
5081 (emit_block_op_via_libcall): New function.
5082 (set_storage_via_libcall): Tidy up and use memset builtin.
5083 (block_clear_fn): Delete.
5084 (init_block_clear_fn): Likewise.
5085 (clear_storage_libcall_fn): Likewise.
5086 (expand_assignment): Call emit_block_move_via_libcall.
5087 Do not include gt-expr.h.
5088 * expr.h (emit_block_op_via_libcall): Declare.
5089 (emit_block_copy_via_libcall): New inline function.
5090 (emit_block_move_via_libcall): Likewise.
5091 (emit_block_comp_via_libcall): Likewise.
5092 (block_clear_fn): Delete.
5093 (init_block_move_fn): Likewise.
5094 (init_block_clear_fn): Likewise.
5095 (emit_block_move_via_libcall): Likewise.
5096 (set_storage_via_libcall): Add default parameter value.
5097 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5098 (abort_libfunc): Delete.
5099 (memcpy_libfunc): Likewise.
5100 (memmove_libfunc): Likewise.
5101 (memcmp_libfunc): Likewise.
5102 (memset_libfunc): Likewise.
5103 (setbits_libfunc): Likewise.
5104 (setjmp_libfunc): Likewise.
5105 (longjmp_libfunc): Likewise.
5106 (profile_function_entry_libfunc): Likewise.
5107 (profile_function_exit_libfunc): Likewise.
5108 (gcov_flush_libfunc): Likewise.
5109 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5110 and DECL_VISIBILITY on the declaration.
5111 (init_optabs): Do not initialize obsolete libfuncs.
5112 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5113 * tree-core.h (ECF_RET1): Define.
5114 (ECF_TM_PURE): Adjust.
5115 (ECF_TM_BUILTIN): Likewise.
5116 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5117 (build_common_builtin_nodes): Initialize abort builtin.
5118 Add ECF_RET1 on memcpy, memmove and memset builtins.
5119 Pass final flags for alloca and alloca_with_align builtins.
5120 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5122 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5123 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5124 set_storage_via_libcall and call emit_block_copy_via_libcall.
5126 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5128 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5129 DImode before it is passed to ix86_output_call_operand.
5130 (*call_value_got_x32): Ditto for operand 1.
5132 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5134 PR rtl-optimization/70904
5135 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5136 reload for wide mode.
5138 2016-05-12 Marek Polacek <polacek@redhat.com>
5141 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5142 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5143 * langhooks.h (incomplete_type_error): Likewise.
5144 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5145 parameter, pass it down to incomplete_type_error.
5146 * tree.h (size_in_bytes): New inline overload.
5147 (size_in_bytes_loc): Renamed from size_in_bytes.
5149 2016-05-12 Richard Biener <rguenther@suse.de>
5151 PR tree-optimization/71059
5152 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5153 nary before looking up or entering the expression into the VN
5155 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5156 Make sure to re-use NARYs without result as inserted by
5159 2016-05-12 Richard Biener <rguenther@suse.de>
5161 PR tree-optimization/71062
5162 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5164 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5165 vars_contains_restrict if the var is a restrict tag.
5166 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5167 do not disambiguate pointers against it.
5168 (dump_points_to_solution): Re-structure and adjust for new
5169 vars_contains_restrict flag.
5170 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5172 2016-05-12 Martin Liska <mliska@suse.cz>
5174 * doc/invoke.texi: Explain connection between
5175 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5177 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5179 PR tree-optimization/71006
5180 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5181 consider COND_EXPR as a mask producer.
5183 2016-05-12 Marek Polacek <polacek@redhat.com>
5186 * opts.c (common_handle_option): Detect missing argument for --help^.
5188 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5191 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5192 when popping the PC and within an interrupt handler routine.
5193 Add missing tab to output of "ldmfd".
5194 (output_return_instruction): Output LDMFD with SP update rather
5195 than POP when returning from interrupt handler.
5197 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5199 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5200 TARGET_64BIT && TARGET_AVX512DQ.
5201 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5202 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5203 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5204 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5205 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5206 (*vec_extractv4si_zext): Add avx512dq alternative.
5207 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5208 use v instead of x constraint in other alternatives where possible.
5210 * config/i386/sse.md (sse2_loadld): Use v instead of x
5211 constraint in alternatives 0,1,4.
5213 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5214 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5215 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5218 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5219 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5220 is not emitted unless TARGET_AVX512BW.
5221 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5222 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5223 for the result operand.
5225 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5226 constraint instead of x in avx alternatives. Use maybe_evex instead
5229 * config/i386/constraints.md (Yv): New constraint.
5230 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5231 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5232 * config/i386/i386.md (avx512fvecmode): New mode attr.
5233 (*pushtf): Use v constraint instead of x.
5234 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5235 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5236 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5237 (*absnegtf2_sse): Likewise.
5238 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5239 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5240 avx512f alternatives.
5241 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5243 2016-05-12 Richard Biener <rguenther@suse.de>
5245 PR tree-optimization/71060
5246 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5247 require exact match of DR_BASE_OBJECT but only matching address and
5250 2016-05-12 Richard Biener <rguenther@suse.de>
5252 PR tree-optimization/70986
5253 * cfganal.c: Include cfgloop.h.
5254 (dfs_find_deadend): Prefer to take edges exiting loops.
5256 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5258 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5259 compile and run time.
5261 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5264 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5266 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5268 * config/i386/i386.c (legitimize_pic_address): Use
5269 copy_to_suggested_reg instead of gen_movsi.
5271 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5273 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5274 the code into quad_address_p and call it to share code with
5275 vsx_quad_dform_memory_operand.
5276 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5278 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5279 bit instead of being a separate word. Split -mpower9-dform into
5280 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5281 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5282 for the register class supporting 128-bit quad word memory offsets.
5283 (mode_supports_vsx_dform_quad): Helper function to return if the
5284 register class uses quad word memory offsets.
5285 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5286 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5287 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5288 instructions are enabled, set up the appropriate addr_masks for
5290 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5291 -mpower9-dform-scalar, instead of -mpower9-dform.
5292 (rs6000_option_override_internal): Split -mpower9-dform into two
5293 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5294 -mpower9-dform switch sets or clears both. If we are not using
5295 the LRA register allocator, do not enable -mpower9-dform-vector by
5296 default. If we are using LRA, enable -mpower9-dform-vector and
5297 -mvsx-timode if it is appropriate. Issue a warning if either
5298 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5300 (quad_address_offset_p): New helper function to return if the
5301 offset is legal for quad word memory instructions.
5302 (quad_address_p): New function to determin if GPR or vector
5303 register quad word memory addresses are legal.
5304 (mem_operand_gpr): Validate quad word address offsets.
5305 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5306 d-form (register + offset) instructions.
5307 (offsettable_ok_by_alignment): Likewise.
5308 (rs6000_legitimate_offset_address_p): Likewise.
5309 (legitimate_lo_sum_address_p): Likewise.
5310 (rs6000_legitimize_address): Likewise.
5311 (rs6000_legitimize_reload_address): Add more debug statements for
5313 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5314 d-form instructions.
5315 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5316 d-form instructions. Distinguish different cases in debug
5317 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5318 d-form instructions.
5319 (rs6000_preferred_reload_class): Likewise.
5320 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5321 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5322 of the ISA 2.06 indexed memory instructions.
5323 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5324 use them to save/restore the saved vector registers instead of
5325 using Altivec instructions.
5326 (rs6000_emit_epilogue): Likewise.
5327 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5328 (rs6000_opt_masks): Split -mpower9-dform into
5329 -mpower9-dform-scalar and -mpower9-dform-vector.
5330 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5332 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5333 ISA 3.0 vector indexed memory instructions, and fold the code into
5334 the normal mov<mode> patterns.
5335 (p9_vecstore_<mode>): Likewise.
5336 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5338 (vsx_movti_64bit): Likewise.
5339 (vsx_movti_32bit): Likewise.
5340 * config/rs6000/constraints.md (wO constraint): New constraint for
5341 ISA 3.0 vector d-form support.
5342 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5343 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5344 include -mpower9-dform-vector until we switch over to LRA.
5345 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5346 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5347 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5348 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5349 for -mpower9-dform and -mlra.
5350 * doc/md.texi (wO constraint): Document wO constraint.
5352 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5354 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5355 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5356 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5357 Move handling of non-insn arguments inline into the sole user:
5358 (output_trans_func): ...here.
5359 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5360 in emitted function prototype.
5361 (output_internal_insn_latency_func): Ditto. Simplify.
5362 (output_internal_maximal_insn_latency_func): Ditto. Delete
5363 always-unused argument.
5364 (output_insn_latency_func): Ditto.
5365 (output_maximal_insn_latency_func): Ditto.
5367 2016-05-11 Richard Biener <rguenther@suse.de>
5369 PR tree-optimization/71055
5370 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5371 sth with precision not equal to access size verify we don't chop
5374 2016-05-11 Richard Biener <rguenther@suse.de>
5377 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5378 (dwarf2out_finish): Move retry_incomplete_types call ...
5379 (dwarf2out_early_finish): ... here.
5381 2016-05-11 Richard Biener <rguenther@suse.de>
5384 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5385 if the langhook insists on it.
5386 * fold-const.c (make_bit_field_ref): Add arg for the original
5387 reference and preserve its alias-set.
5388 (decode_field_reference): Take exp by reference and adjust it
5389 to the original memory reference.
5390 (optimize_bit_field_compare): Adjust callers.
5391 (fold_truth_andor_1): Likewise.
5392 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5394 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5397 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5398 * cfgrtl.c (delete_insn_and_edges): Likewise.
5399 * config/i386/i386.c (convert_scalars_to_vector): Remove
5401 * cse.c (cse_insn): Compute cse_cfg_altered.
5402 (delete_trivially_dead_insns): Likewise.
5403 (cse_cc_succs): Likewise.
5404 (rest_of_handle_cse): Free dominance info if required.
5405 (rest_of_handle_cse2): Likewise.
5406 (rest_of_handle_cse_after_global_opts): Likewise.
5408 2016-05-11 Alan Modra <amodra@gmail.com>
5410 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5411 abi_v4_pass_in_fpr): New functions.
5412 (rs6000_function_arg_boundary): Exclude complex IBM long double
5413 from 64-bit alignment when ABI_V4.
5414 (rs6000_function_arg, rs6000_function_arg_advance_1,
5415 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5417 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5419 PR rtl-optimization/71028
5420 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5421 jump with just a return in the fallthrough block if the branch
5422 block contains just a return as well.
5424 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5426 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5427 * match.pd ((X & Y) ^ Y): ... this.
5428 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5429 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5431 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5433 * read-md.c (require_char_ws): New function.
5434 (read_string): Simplify using require_char_ws.
5435 (handle_constants): Likewise.
5436 (handle_enum): Likewise.
5437 (handle_file): Likewise.
5438 * read-md.h (require_char_ws): New declaration.
5439 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5440 (read_mapping): Likewise.
5441 (read_rtx_code): Likewise.
5442 (read_nested_rtx): Likewise.
5444 2016-05-10 James Norris <jnorris@codesourcery.com>
5446 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5447 if offloading is enabled and -fopenacc or -fopenmp is specified.
5448 (CRTOFFLOADEND): Likewise.
5449 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5450 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5452 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5454 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5455 gotoff_operand code paths. Use copy_to_suggested_regs and
5456 expand_simple_binop where appropriate. Cleanup.
5458 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5461 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5463 (dimode_scalar_chain::vector_const_cost): New.
5464 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5465 (dimode_scalar_chain::convert_op): Likewise.
5466 (dimode_scalar_chain::convert_insn): Likewise.
5468 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5470 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5471 unary operation, not a binary one.
5473 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5476 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5477 calls with type casted fndecl.
5479 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5481 PR tree-optimization/70786
5482 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5483 * calls.c (initialize_argument_information): Bind bounds
5484 with corresponding args passed by reference.
5486 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5489 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5490 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5491 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5494 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5497 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5498 code for a zero scale factor.
5499 (vsx_xvcvdpuxds_scale): Likewise.
5501 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5503 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5504 if show_ruler_p was set on the context.
5505 (layout::show_ruler): New method.
5506 * diagnostic.h (struct diagnostic_context): Add field
5509 2016-05-10 Richard Biener <rguenther@suse.de>
5511 PR tree-optimization/71039
5512 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5513 (chk_uses): New function.
5514 (propagate_with_phi): Verify we can safely replicate the lhs of an
5515 aggregate assignment on all incoming edges.
5517 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5519 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5521 (rx_atomic_sequence): New class.
5522 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5523 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5525 (rx_atomic_sequence::rx_atomic_sequence,
5526 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5527 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5528 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5529 CTRLREG_INTB): New constants.
5530 (FETCHOP): New code iterator.
5531 (fethcop_name, fetchop_name2): New iterator code attributes.
5532 (QIHI): New mode iterator.
5533 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5534 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5535 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5537 2016-05-10 Martin Liska <mliska@suse.cz>
5539 * tree-inline.c (remap_dependence_clique): Do not remap
5540 debugging statements.
5542 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5544 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5545 ("*fixuns_truncdfdi2_z13")
5546 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5547 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5548 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5550 2016-05-10 Richard Biener <rguenther@suse.de>
5552 PR tree-optimization/70497
5553 PR tree-optimization/28367
5554 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5556 (visit_reference_op_load): ... here.
5557 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5558 with simplified BIT_FIELD_REFs.
5559 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5560 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5563 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5565 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5566 documentation comment. For BLOCK nodes, add a
5567 DW_AT_abstract_origin attribute that points to the DIE generated
5568 for the origin BLOCK.
5569 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5570 blocks from inlined functions.
5572 2016-05-10 Alan Modra <amodra@gmail.com>
5575 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5576 regrename modifying insns saving lr before __morestack call.
5577 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5578 insns restoring lr after __morestack call.
5580 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5582 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5583 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5585 * config/i386/sse.md (vec_interleave_high<mode>,
5586 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5587 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5589 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5591 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5592 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5593 parallel reassociation for power8 and forward.
5595 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5597 * config/i386/i386.md (absneg splitters with general regs): Use
5598 general_reg_operand predicate.
5599 (btsq peephole2): Use x86_64_immediate_operand to check if new
5600 value is suitable for immediate operand. Generate emitted insn
5601 using RTL expressions.
5602 (btcq peephole2): Ditto.
5603 (btrq peephole2): Ditto. Generate correct immediate operand
5606 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5608 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5611 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5613 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5614 pointer dereference.
5616 2016-05-09 Richard Biener <rguenther@suse.de>
5618 PR tree-optimization/70985
5619 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5620 op0 isn't a gimple register.
5622 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5624 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5625 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5626 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5627 (i6400_fpu_mult): New cpu units.
5628 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5629 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5630 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5631 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5632 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5633 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5634 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5635 (i6400_msa_long_float4, i6400_msa_long_float5)
5636 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5637 (i6400_msa_fdiv_sf): New reservations.
5638 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5639 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5640 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5641 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5642 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5643 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5644 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5645 (msa_short_store4, msa_long_load, msa_short_store)
5646 (msa_long_logic, msa_long_float2, msa_long_float4)
5647 (msa_long_float5, msa_long_float8, msa_long_mult)
5648 (msa_long_fdiv, msa_long_div): New reservations.
5650 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5651 Sameera Deshpande <sameera.deshpande@imgtec.com>
5652 Matthew Fortune <matthew.fortune@imgtec.com>
5653 Graham Stott <graham.stott@imgtec.com>
5654 Chao-ying Fu <chao-ying.fu@imgtec.com>
5656 * config.gcc: Add MSA header file for mips*-*-* target.
5657 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5658 (Ubv8i, Urv8): New constraints.
5659 * config/mips/mips-ftypes.def: Add function types for MSA
5661 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5662 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5663 * config/mips/mips-msa.md: New file.
5664 * config/mips/mips-protos.h
5665 (mips_split_128bit_const_insns): New prototype.
5666 (mips_msa_idiv_insns): Likewise.
5667 (mips_split_128bit_move): Likewise.
5668 (mips_split_128bit_move_p): Likewise.
5669 (mips_split_msa_copy_d): Likewise.
5670 (mips_split_msa_insert_d): Likewise.
5671 (mips_split_msa_fill_d): Likewise.
5672 (mips_expand_msa_branch): Likewise.
5673 (mips_const_vector_same_val_p): Likewise.
5674 (mips_const_vector_same_bytes_p): Likewise.
5675 (mips_const_vector_same_int_p): Likewise.
5676 (mips_const_vector_shuffle_set_p): Likewise.
5677 (mips_const_vector_bitimm_set_p): Likewise.
5678 (mips_const_vector_bitimm_clr_p): Likewise.
5679 (mips_msa_vec_parallel_const_half): Likewise.
5680 (mips_msa_output_division): Likewise.
5681 (mips_ldst_scaled_shift): Likewise.
5682 (mips_expand_vec_cond_expr): Likewise.
5683 * config/mips/mips.c (enum mips_builtin_type): Add
5684 MIPS_BUILTIN_MSA_TEST_BRANCH.
5685 (mips_gen_const_int_vector_shuffle): New prototype.
5686 (mips_const_vector_bitimm_set_p): New function.
5687 (mips_const_vector_bitimm_clr_p): Likewise.
5688 (mips_const_vector_same_val_p): Likewise.
5689 (mips_const_vector_same_bytes_p): Likewise.
5690 (mips_const_vector_same_int_p): Likewise.
5691 (mips_const_vector_shuffle_set_p): Likewise.
5692 (mips_symbol_insns): Forbid loading symbols via immediate for
5694 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5696 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5698 (mips_lx_address_p): Add support load indexed address for MSA.
5699 (mips_address_insns): Add calculation of instructions needed for
5700 stores and loads for MSA.
5701 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5702 CONST_VECTOR for MSA and let it fall through.
5703 (mips_ldst_scaled_shift): New function.
5704 (mips_subword_at_byte): Likewise.
5705 (mips_msa_idiv_insns): Likewise.
5706 (mips_legitimize_move): Validate MSA moves.
5707 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5708 calculation of costs for MSA division.
5709 (mips_split_move_p): Check if MSA moves need splitting.
5710 (mips_split_move): Split MSA moves if necessary.
5711 (mips_split_128bit_move_p): New function.
5712 (mips_split_128bit_move): Likewise.
5713 (mips_split_msa_copy_d): Likewise.
5714 (mips_split_msa_insert_d): Likewise.
5715 (mips_split_msa_fill_d): Likewise.
5716 (mips_output_move): Handle MSA moves.
5717 (mips_expand_msa_branch): New function.
5718 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5719 Reinstate 'y' modifier.
5720 (mips_file_start): Add MSA .gnu_attribute.
5721 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5723 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5724 (mips_class_max_nregs): Add register size for MSA supported mode.
5725 (mips_cannot_change_mode_class): Allow conversion between MSA
5726 vector modes and TImode.
5727 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5729 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5730 (mips_preferred_simd_mode): Add preffered modes for MSA.
5731 (mips_vector_mode_supported_p): Add MSA supported modes.
5732 (mips_autovectorize_vector_sizes): New function.
5733 (mips_msa_output_division): Likewise.
5734 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5735 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5736 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5737 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5738 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5739 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5740 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5741 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5742 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5743 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5744 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5745 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5746 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5747 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5748 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5749 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5750 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5751 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5752 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5753 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5754 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5755 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5756 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5757 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5758 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5759 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5760 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5761 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5762 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5763 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5764 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5765 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5766 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5767 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5768 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5769 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5770 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5771 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5772 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5773 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5774 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5775 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5776 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5777 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5778 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5779 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5780 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5781 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5782 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5783 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5784 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5785 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5786 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5787 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5788 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5789 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5790 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5791 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5792 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5793 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5794 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5795 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5796 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5797 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5798 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5799 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5800 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5801 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5802 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5803 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5804 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5805 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5806 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5807 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5808 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5809 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5810 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5811 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5812 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5813 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5814 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5815 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5816 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5817 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5818 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5819 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5820 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5821 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5822 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5823 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5824 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5825 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5826 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5827 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5828 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5829 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5830 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5831 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5832 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5833 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5834 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5835 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5836 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5837 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5838 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5839 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5840 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5841 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5842 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5843 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5844 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5845 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5846 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5847 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5848 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5849 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5850 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5851 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5852 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5853 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5854 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5855 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5856 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5857 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5858 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5859 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5860 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5861 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5862 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5863 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5864 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5865 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5866 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5867 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5868 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5869 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5870 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5871 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5872 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5873 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5874 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5875 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5876 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5877 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5878 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5879 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5880 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5881 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5882 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5883 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5884 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5886 (mips_get_builtin_decl_index): New array.
5887 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5888 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5889 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5890 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5891 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5893 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5895 (mips_expand_builtin_insn): Prepare operands for
5896 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5897 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5898 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5899 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5900 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5901 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5902 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5903 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5904 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5905 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5906 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5907 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5908 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5909 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5910 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5911 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5912 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5913 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5914 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5915 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5916 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5917 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5918 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5919 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5920 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5921 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5922 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5923 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5924 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5925 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5926 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5927 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5928 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5929 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5930 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5931 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5932 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5933 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5934 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5935 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5936 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5937 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5938 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5939 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5940 These are set implicitly and an error is reported if overridden.
5941 (mips_expand_builtin_msa_test_branch): New function.
5942 (mips_expand_msa_shuffle): Likewise.
5943 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5944 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5945 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5946 (mips_expand_vec_unpack): Add support for MSA.
5947 (mips_expand_vector_init): Likewise.
5948 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5949 instead of const0_rtx.
5950 (mips_msa_vec_parallel_const_half): New function.
5951 (mips_gen_const_int_vector): Likewise.
5952 (mips_gen_const_int_vector_shuffle): Likewise.
5953 (mips_expand_msa_cmp): Likewise.
5954 (mips_expand_vec_cond_expr): Likewise.
5955 * config/mips/mips.h
5956 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5957 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5959 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5960 (ISA_HAS_MSA): New macro.
5961 (UNITS_PER_MSA_REG): Likewise.
5962 (BITS_PER_MSA_REG): Likewise.
5963 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5964 (MSA_REG_FIRST): New macro.
5965 (MSA_REG_LAST): Likewise.
5966 (MSA_REG_NUM): Likewise.
5967 (MSA_REG_P): Likewise.
5968 (MSA_REG_RTX_P): Likewise.
5969 (MSA_SUPPORTED_MODE_P): Likewise.
5970 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5971 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5972 * config/mips/mips.md: Include mips-msa.md.
5973 (alu_type): Add simd_add.
5974 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5975 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5976 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5977 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5978 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5979 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5980 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5981 simd_move, simd_load, simd_store. Choose "multi" for moves
5983 (qword_mode): New attribute.
5984 (insn_count): Add instruction count for quad moves.
5985 Increase the count for MIPS SIMD division.
5986 (UNITMODE): Add UNITMODEs for vector types.
5987 (addsub): New code iterator.
5988 * config/mips/mips.opt (mmsa): New option.
5989 * config/mips/msa.h: New file.
5990 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5992 * config/mips/mti-linux.h: Likewise.
5993 * config/mips/predicates.md
5994 (const_msa_branch_operand): New constraint.
5995 (const_uimm3_operand): Likewise.
5996 (const_uimm4_operand): Likewise.
5997 (const_uimm5_operand): Likewise.
5998 (const_uimm8_operand): Likewise.
5999 (const_imm5_operand): Likewise.
6000 (aq10b_operand): Likewise.
6001 (aq10h_operand): Likewise.
6002 (aq10w_operand): Likewise.
6003 (aq10d_operand): Likewise.
6004 (const_m1_operand): Likewise.
6005 (reg_or_m1_operand): Likewise.
6006 (const_exp_2_operand): Likewise.
6007 (const_exp_4_operand): Likewise.
6008 (const_exp_8_operand): Likewise.
6009 (const_exp_16_operand): Likewise.
6010 (const_vector_same_val_operand): Likewise.
6011 (const_vector_same_simm5_operand): Likewise.
6012 (const_vector_same_uimm5_operand): Likewise.
6013 (const_vector_same_uimm6_operand): Likewise.
6014 (const_vector_same_uimm8_operand): Likewise.
6015 (par_const_vector_shf_set_operand): Likewise.
6016 (reg_or_vector_same_val_operand): Likewise.
6017 (reg_or_vector_same_simm5_operand): Likewise.
6018 (reg_or_vector_same_uimm6_operand): Likewise.
6019 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6021 * doc/invoke.texi (-mmsa): Document new option.
6023 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6025 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6026 * configure: Regenerate.
6027 * config.in: Regenerate.
6028 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6030 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6031 (ENDFILE_VTV_SPEC): Define.
6033 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6035 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6036 registers in all interrupt handlers if necessary.
6037 (rl78_option_override): Add warning.
6038 (MUST_SAVE_MDUC_REGISTERS): New macro.
6039 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6040 * config/rl78/rl78.c (check_mduc_usage): New function.
6041 (mduc_regs): New structure to hold MDUC register data.
6042 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6043 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6044 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6045 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6046 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6047 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6049 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6051 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6052 (tree-ssa-loop-niter.h): Ditto.
6053 (idx_within_array_bound, ref_within_array_bound): New functions.
6054 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6055 Factor out check on writable base object to ...
6056 (base_object_writable): ... here.
6058 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6060 * config/arm/arm.md (probe_stack): Add modes to set source
6063 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6065 * regrename.c (base_reg_class_for_rename): New static function.
6066 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6068 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6070 * cgraph.c (thunk_adjust): Export.
6071 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6072 * cgraphunit.c (thunk_adjust): Export.
6073 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6075 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6077 * tree-inline.c (expand_call_inline): Expand thunks inline.
6079 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6082 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6083 (*sse2_vd_cvtss2sd): Ditto.
6084 * config/i386/i386.md
6085 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6086 Generate *sse2_vd_cvtsd2ss pattern.
6087 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6088 Generate *sse2_vd_cvtss2sd pattern.
6090 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6092 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6093 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6096 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6098 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6099 * config/sh/sh.c: Define and declare variables on first use throughout
6101 (current_function_interrupt): Change to bool type.
6102 (frame_insn): Rename to emit_frame_insn and update users.
6103 (push_regs): Use bool for 'interrupt_handler' argument.
6104 (save_schedule_s): Remove.
6105 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6106 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6107 targetm.asm_out.unaligned_op.di.
6108 (gen_far_branch): Remove redundant forward declaration.
6109 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6110 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6111 (sh_set_return_address, sh_function_ok_for_sibcall,
6112 scavenge_reg): Update comments.
6113 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6114 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6115 (sh_attr_renesas_p): Remove unnecessary parentheses.
6116 (branch_dest): Simplify.
6117 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6118 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6119 (CUMULATIVE_ARGS): Change macro to typedef.
6120 (current_function_interrupt): Change to bool type.
6121 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6122 Surround with __cplusplus ifdef.
6123 (sh_compare_op0, sh_compare_op1): Remove.
6124 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6126 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6128 * config/arm/arm.md: (arch): Add neon.
6129 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6130 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6131 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6132 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6133 attributes for alt renumbering. Mark alt 3 as non-predicable.
6134 (thumb2_movdf_vfp): Likewise.
6136 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6138 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6139 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6140 (*andqi_1): Add preferred_for_speed attribute to disparage
6141 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6142 (*<code>qi_1): Ditto.
6143 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6144 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6145 (*ashlqi3_1): Ditto.
6146 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6147 Add preferred_for_size attribute to disparage alternative 0 and
6148 preferred_for_speed attribute to disparage alternative 1 for
6149 TARGET_PARTIAL_REG_STALL targets.
6151 2016-05-07 Tom de Vries <tom@codesourcery.com>
6153 PR tree-optimization/70956
6154 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6157 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6159 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6160 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6161 * config/sh/sh.md (branch_zero): Remove define_attr.
6162 (define_delay): Disable delay slot if branch distance is one insn.
6164 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6166 * config/i386/i386.md (LEAMODE): New mode attribute.
6167 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6168 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6169 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6170 operand 2 predicate.
6171 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6172 (*lea<mode>_general_3): Ditto.
6173 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6175 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6177 * genmddump.c (main): Convert argv from char ** to const char **.
6179 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6181 * coretypes.h (OVERRIDE): New macro.
6184 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6186 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6187 allow coalescing if the types are compatible.
6189 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6191 * pass_manager.h (pass_manager::register_pass_name): New method.
6192 (pass_manager::get_pass_by_name): New method.
6193 (pass_manager::create_pass_tab): New method.
6194 (pass_manager::m_name_to_pass_map): New field.
6195 * passes.c (name_to_pass_map): Delete global in favor of field
6196 "m_name_to_pass_map" of pass_manager.
6197 (register_pass_name): Rename from a function to...
6198 (pass_manager::register_pass_name): ...this method, updating
6199 for renaming of global "name_to_pass_map" to field
6200 "m_name_to_pass_map".
6201 (create_pass_tab): Rename from a function to...
6202 (pass_manager::create_pass_tab): ...this method, updating
6203 for renaming of global "name_to_pass_map" to field.
6204 (get_pass_by_name): Rename from a function to...
6205 (pass_manager::get_pass_by_name): ...this method.
6206 (enable_disable_pass): Convert use of get_pass_by_name to
6207 a method call, locating the pass_manager singleton.
6209 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6211 * genattr-common.c (main): Convert argv from char ** to const char **.
6212 * genattr.c (main): Likewise.
6213 * genattrtab.c (main): Likewise.
6214 * genautomata.c (initiate_automaton_gen): Likewise.
6216 * gencodes.c (main): Likewise.
6217 * genconditions.c (main): Likewise.
6218 * genconfig.c (main): Likewise.
6219 * genconstants.c (main): Likewise.
6220 * genemit.c (main): Likewise.
6221 * genenums.c (main): Likewise.
6222 * genextract.c (main): Likewise.
6223 * genflags.c (main): Likewise.
6224 * genmddeps.c (main): Likewise.
6225 * genopinit.c (main): Likewise.
6226 * genoutput.c (main): Likewise.
6227 * genpeep.c (main): Likewise.
6228 * genpreds.c (main): Likewise.
6229 * genrecog.c (main): Likewise.
6230 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6231 (init_rtx_reader_args): Likewise.
6232 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6233 (init_rtx_reader_args): Likewise.
6234 * gentarget-def.c (main): Likewise.
6235 * read-md.c (read_md_files): Likewise.
6236 * read-md.h (read_md_files): Likewise.
6238 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6240 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6241 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6242 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6243 Remove unused predicate.
6244 (register_and_not_fp_reg_operand): Ditto.
6246 2016-05-06 Martin Liska <mliska@suse.cz>
6248 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6249 instead of vec as the vector is local to the function.
6251 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6253 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6254 avx512bw alternative.
6256 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6257 before the ashr<mode>3 pattern.
6259 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6260 v instead of x in vex or maybe_vex alternatives, use
6261 maybe_evex instead of vex in prefix.
6263 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6264 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6265 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6266 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6269 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6270 v instead of x in vex or maybe_vex alternatives, use
6271 maybe_evex instead of vex in prefix.
6273 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6274 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6275 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6276 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6277 alternatives, use maybe_evex instead of vex in prefix.
6279 * config/i386/sse.md (vec_interleave_lowv4sf,
6280 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6281 v instead of x in vex or maybe_vex alternatives, use
6282 maybe_evex instead of vex in prefix.
6284 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6285 v instead of x in vex or maybe_vex alternatives, use
6286 maybe_evex instead of vex in prefix.
6288 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6289 v constraint instead of x.
6291 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6293 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6294 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6297 2016-05-06 Richard Biener <rguenther@suse.de>
6299 PR tree-optimization/70948
6300 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6301 Properly clobber all fields of va_list for __builtin_va_start.
6303 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6306 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6307 loop latch destination.
6309 2016-05-06 Martin Liska <mliska@suse.cz>
6311 * tree-ssa-uninit.c: Apply manual changes
6312 to the GNU coding style.
6313 (prune_uninit_phi_opnds): Rename from
6314 prune_uninit_phi_opnds_in_unrealizable_paths.
6316 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6318 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6319 mspace): Remove deprecated options.
6320 * doc/invoke.texi (SH options): Remove -mspace.
6322 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6324 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6326 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6328 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6329 corresponding combine split pattern.
6331 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6334 * config/sh/predicates.md (long_displacement_mem_operand): New.
6335 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6336 Add movi20, movi20s alternatives. Adjust length attribute for
6338 (movsi_ie): Allow for any FPU. Adjust length attribute for
6340 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6341 attribute for alternatives.
6342 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6343 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6344 length attribute for alternatives.
6346 2016-05-06 Richard Biener <rguenther@suse.de>
6348 PR tree-optimization/70960
6349 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6351 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6354 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6355 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6357 2016-05-06 Marek Polacek <polacek@redhat.com>
6360 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6362 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6365 * config/sh/sh.md (*rotcr): Add another variant.
6367 2016-05-06 Richard Biener <rguenther@suse.de>
6370 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6372 2016-05-06 Richard Biener <rguenther@suse.de>
6375 * fold-const.c (split_tree): Always convert to the original type
6378 2016-05-06 Richard Biener <rguenther@suse.de>
6380 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6381 (fwprop_addr): Likewise.
6383 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6386 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6388 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6389 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6390 the splitter condition.
6391 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6392 the splitter condition.
6393 (FP float_extend load splitter): Ditto.
6395 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6397 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6398 to REGNO in all peephole2 patterns.
6399 (post-reload splitters): Change true_regnum to REGNO in
6400 post-reload splitters.
6401 (zero_extend splitters): Use general_reg_operand and
6402 nonimmediate_gr_operand predicates.
6404 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6406 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6407 v constraint instead of x.
6409 2016-05-05 Alan Modra <amodra@gmail.com>
6412 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6413 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6414 TARGET_NO_FP_IN_TOC for -mrelocatable.
6415 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6416 TARGET_RELOCATABLE test.
6417 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6418 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6419 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6420 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6421 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6422 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6423 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6424 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6425 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6426 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6428 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6429 (rs6000_stack_info): Likewise.
6430 (rs6000_elf_asm_out_constructor): Likewise.
6431 (rs6000_elf_asm_out_destructor): Likewise.
6432 (rs6000_elf_declare_function_name): Likewise.
6433 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6434 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6437 2016-05-05 Alan Modra <amodra@gmail.com>
6439 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6441 2016-05-05 Alan Modra <amodra@gmail.com>
6443 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6444 out-of-line gpr restore for one or two regs if that would add
6447 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6450 * config/i386/i386.md
6451 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6452 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6453 as operand 0 predicate.
6454 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6456 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6457 Ditto. Emit the pattern using RTX.
6459 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6460 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6461 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6462 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6464 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6465 sse_reg_operand as operand 0 predicate.
6467 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6468 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6469 instead of gen_rtx_REG.
6470 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6473 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6475 * function.c (emit_use_return_register_into_block): Delete.
6476 (gen_return_pattern): Delete.
6477 (emit_return_into_block): Delete.
6478 (active_insn_between): Delete.
6479 (convert_jumps_to_returns): Delete.
6480 (emit_return_for_exit): Delete.
6481 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6482 simple_return for shrink-wrapped blocks.
6483 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6484 end of blocks that need one.
6485 (get_unconverted_simple_return): Delete.
6486 (convert_to_simple_return): Delete.
6487 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6488 (convert_to_simple_return): Ditto.
6490 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6492 * cfgcleanup.c (bb_is_just_return): New function.
6493 (try_optimize_cfg): Simplify jumps to return, branches to return,
6494 and branches around return.
6496 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6498 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6501 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6505 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6506 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6507 assert flags & OEP_HASH_CHECK, instead of asserting it
6508 never happens. Handle TARGET_EXPR.
6509 * fold-const.c (operand_equal_p): For hash verification,
6510 or in OEP_HASH_CHECK into flags.
6512 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6514 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6516 (compute_samebase_partition_bases): Fix typo.
6518 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6520 * config/i386/sse.md (vec_interleave_highv8sf,
6521 vec_interleave_lowv8sf, vec_interleave_highv4df,
6522 vec_interleave_lowv4df): Remove constraints from expanders.
6524 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6526 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6528 * tree-inline.c (expand_call_inline): Fix path dealing with
6529 making lhs of call statement undefined.
6531 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6533 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6534 Check availability on NODE, too.
6535 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6536 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6537 (varpool_node::call_for_symbol_and_aliase): Likewise.
6538 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6539 (propagate_pure_const): Propagate across interposable functions, too.
6540 (skip_function_for_local_pure_const): Do not skip interposable bodies
6542 (pass_local_pure_const::execute): Update.
6544 2016-05-04 Marek Polacek <polacek@redhat.com>
6546 * doc/invoke.texi: Document -Wdangling-else.
6548 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6550 * config.gcc: Error out when conflicting multilib is detected. Do not
6551 loop over multilibs since no combination is legal.
6553 2016-05-04 Alan Modra <amodra@gmail.com>
6555 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6556 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6557 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6560 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6562 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6563 Clean up p5600 comments.
6565 2016-05-04 Richard Biener <rguenther@suse.de>
6567 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6568 constructor simplifications.
6569 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6571 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6573 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6574 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6575 result.set_rtx is null instead of aborting.
6576 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6578 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6579 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6580 *mov<mode>_store_postinc): New patterns.
6582 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6584 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6585 as commutative. Check both conversions are NOP.
6586 ((A & B) OP (C & B)): Remove.
6588 2016-05-04 Alan Modra <amodra@gmail.com>
6590 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6592 2016-05-04 Alan Modra <amodra@gmail.com>
6595 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6596 when cr2,3,4 are all fixed regs.
6598 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6600 PR rtl-optimization/57193
6601 * opts.c (default_options_table): Revert OPT_frename_registers change.
6602 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6604 2016-05-03 Martin Sebor <msebor@redhat.com>
6607 * builtins.c (fold_builtin_FILE): New function.
6608 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6609 (fold_builtin_0): Call them.
6610 * gimplify.c (gimplify_call_expr): Remove the handling of
6611 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6614 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6615 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6619 * doc/extend.texi (Function Names as Strings): Update __func__,
6620 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6623 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6624 Richard Biener <rguenther@suse.de>
6626 PR tree-optimization/70916
6627 * tree-if-conv.c: Include cfganal.h.
6628 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6629 and remove_fake_exit_edges around the optimization pass.
6631 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6633 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6634 (cgraph_edge::make_direct): Likewise.
6635 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6636 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6637 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6638 (CIF_THUNK): New code.
6639 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6640 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6641 (compute_inline_parameters): Set inline_failed for thunks.
6642 (inline_analyze_function): Cleanup.
6643 * ipa-inline.c (can_inline_edge_p): Do not deal with
6644 call_stmt_cannot_inline_p.
6645 (can_early_inline_edge_p): Likewise.
6646 (early_inliner): Initialize inline_failed.
6647 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6649 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6651 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6652 from nonimm_ssenomem_operand.
6653 (nonimm_ssenomem_operand): New predicate.
6654 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6655 as operand 0 predicate.
6656 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6657 Disable unsupported alternatives using "enabled" attribute.
6658 Use register_ssemem_operand as operand 0 predicate.
6659 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6661 2016-05-03 Marek Polacek <polacek@redhat.com>
6664 * input.c (expansion_point_location): New function.
6665 * input.h (expansion_point_location): Declare.
6667 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6669 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6670 occurence with frame_offset_ ones.
6672 2016-05-03 Alan Modra <amodra@gmail.com>
6674 PR rtl-optimization/70890
6675 * ira.c (combine_and_move_insns): When moving def_insn, remove
6678 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6680 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6681 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6682 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6683 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6685 2016-05-03 Alan Modra <amodra@gmail.com>
6687 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6688 for SAVE_MULTIPLE/STORE_MULTIPLE.
6690 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6692 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6693 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6695 2016-05-03 Richard Biener <rguenther@suse.de>
6697 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6699 (gimplify_arg): Likewise.
6700 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6701 re-writing the result to a decl if required.
6702 (internal_get_tmp_var): Add allow_ssa parameter
6703 and override into_ssa with it.
6704 (get_formal_tmp_var): Adjust.
6705 (get_initialized_tmp_var): Add allow_ssa parameter.
6706 (gimplify_arg): Add allow_ssa parameter and avoid generating
6707 SSA names for the result false.
6708 (gimplify_call_expr): If the call may return twice do not
6709 gimplify parameters into SSA.
6710 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6711 (gimplify_modify_expr): Adjust assert. For noreturn calls
6712 with a SSA name LHS adjust its def.
6713 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6714 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6715 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6716 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6717 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6718 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6719 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6720 (optimize_target_teams): Do not allow SSA names for clause operands.
6721 (gimplify_expr): Likewise for where we mark the result addressable.
6722 * passes.def (pass_init_datastructures): Remove.
6723 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6724 (rewrite_stmt): Likewise.
6725 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6726 (replace_locals_op): Replace SSA names.
6727 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6728 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6729 * cgraph.c (release_function_body): Free CFG annotations only
6730 when we have a CFG. Simplify.
6731 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6732 force_gimple_operand instead of get_initialized_tmp_var.
6733 * tree-pass.h (make_pass_init_datastructures): Remove.
6734 * tree-ssa.c (execute_init_datastructures): Remove.
6735 (pass_data_init_datastructures): Likewise.
6736 (class pass_init_datastructures): Likewise.
6737 (make_pass_init_datastructures): Likewise.
6738 * omp-low.c (create_omp_child_function): Init SSA data structures.
6739 (grid_expand_target_grid_body): Likewise.
6740 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6741 name before adding it to names_to_release.
6742 (remove_bb): Always release SSA defs.
6743 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6744 before dereferencing it.
6745 * cgraphunit.c (init_lowered_empty_function): Always
6746 int SSA data structures.
6747 * tree-ssanames.c (release_defs): Remove assert that we are in
6749 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6751 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6752 Uros Bizjak <ubizjak@gmail.com>
6754 PR rtl-optimization/70467
6755 * config/i386/predicates.md (x86_64_hilo_int_operand,
6756 x86_64_hilo_general_operand): New predicates.
6757 * config/i386/constraints.md (Wd): New constraint.
6758 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6759 (general_hilo_operand): New mode attr.
6760 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6761 instead of <general_operand>.
6762 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6763 x86_64_hilo_general_operand instead of <general_operand>.
6765 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6767 PR tree-optimization/70916
6768 * tree-if-conv.c (constant_or_ssa_name): Removed.
6769 (fold_build_cond_expr): Use is_gimple_val instead of
6770 constant_or_ssa_name.
6772 PR tree-optimization/70916
6773 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6774 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6777 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6778 (optimize_atomic_bit_test_and): New function.
6779 (pass_fold_builtins::execute): Use it.
6780 * optabs.def (atomic_bit_test_and_set_optab,
6781 atomic_bit_test_and_complement_optab,
6782 atomic_bit_test_and_reset_optab): New optabs.
6783 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6784 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6785 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6786 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6787 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6788 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6789 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6790 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6791 atomic_bit_test_and_complement@var{mode},
6792 atomic_bit_test_and_reset@var{mode}): Document.
6793 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6794 atomic_bit_test_and_complement<mode>,
6795 atomic_bit_test_and_reset<mode>): New expanders.
6796 (atomic_bit_test_and_set<mode>_1,
6797 atomic_bit_test_and_complement<mode>_1,
6798 atomic_bit_test_and_reset<mode>_1): New insns.
6800 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6802 PR rtl-optimization/70687
6803 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6804 instead of unsigned HOST_WIDE_INT.
6806 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6808 PR rtl-optimization/44281
6809 * hard-reg-set.h (struct target_hard_regs): New field
6810 x_fixed_nonglobal_reg_set.
6811 (fixed_nonglobal_reg_set): New macro.
6812 * reginfo.c (init_reg_sets_1): Initialize it.
6813 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6815 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6817 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6819 PR tree-optimization/56541
6820 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6821 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6822 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6823 (any_complicated_phi): new static variable.
6824 (aggressive_if_conv): delete.
6825 (if_convertible_phi_p): support phis with more than two arguments.
6826 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6827 critical pred edges.
6828 (ifcvt_split_critical_edges): support phis with more than two
6829 arguments by checking new parameter. only split critical edges
6831 (tree_if_conversion): handle simd pragma marked loop using new
6832 local variable aggressive_if_conv. check any_complicated_phi.
6834 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6836 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6839 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6841 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6844 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6846 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6847 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6848 define_insn_and_split.
6849 (mulsi3_i): New define_insn_and_split.
6850 (mulsi3_call): Convert to define_insn.
6851 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6854 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6856 * machmode.h (mode_complex): Add support to give the complex mode
6858 (GET_MODE_COMPLEX_MODE): Likewise.
6859 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6860 stored by build_complex_type and gfc_build_complex_type instead of
6861 trying to figure out the appropriate mode based on the size. Raise
6862 an assertion error, if the type was not set.
6863 * genmodes.c (struct mode_data): Add field for the complex type of
6865 (blank_mode): Likewise.
6866 (make_complex_modes): Remember the complex mode created in the
6868 (emit_mode_complex): Write out the mode_complex array to map a
6869 type mode to the complex version.
6870 (emit_insn_modes_c): Likewise.
6871 * tree.c (build_complex_type): Set the complex type to use before
6872 calling layout_type.
6873 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6874 support for __float128 complex datatypes.
6875 (rs6000_hard_regno_mode_ok): Likewise.
6876 (rs6000_setup_reg_addr_masks): Likewise.
6877 (rs6000_complex_function_value): Likewise.
6878 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6879 __float128 and __ibm128 complex.
6880 (FLOAT128_IBM_P): Likewise.
6881 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6882 * doc/extend.texi (Additional Floating Types): Document that
6883 -mfloat128 must be used to enable __float128. Document complex
6884 __float128 and __ibm128 support.
6886 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6889 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6890 char/short arguments promoted to int because of promote_prototypes.
6892 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6894 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6895 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6896 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6897 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6898 alternatives using "enabled" attribute. Use register_ssemem_operand
6899 as operand 1 predicate.
6900 (*cmpi<unord>xf_i387): Split XFmode pattern from
6901 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6902 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6903 *absneg<mode>2_i387. Disable unsupported alternatives using
6904 "enabled" attribute.
6905 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6907 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6909 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6911 (oacc_loop_process): Check mask for loop termination.
6913 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6915 * cif-code.def (CIF_THUNK): Add.
6916 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6919 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6921 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6922 (dump_inline_summary): Dump it.
6923 (fp_expression_p): New predicate.
6924 (estimate_function_body_sizes): Use it.
6925 (inline_merge_summary): Merge fp_expressions.
6926 (inline_read_section): Read fp_expressions.
6927 (inline_write_summary): Write fp_expressions.
6928 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6929 codegen boundary if either caller or callee is !fp_expressions.
6930 * ipa-inline.h (inline_summary): Add fp_expressions.
6931 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6932 to fp_expressions be sure the fp generation flags are updated.
6934 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6936 PR rtl-optimization/70467
6937 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6939 PR rtl-optimization/70467
6940 * ipa-pure-const.c (check_call): Handle internal calls even in
6941 ipa mode like in local mode.
6943 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6945 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6947 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6949 * match.pd (X u< X, X u> X): New transformations.
6951 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6953 * flag-types.h (enum warn_strict_overflow_code): Move ...
6954 * coretypes.h: ... here.
6955 * fold-const.h (fold_overflow_warning): Declare.
6956 * fold-const.c (fold_overflow_warning): Make non-static.
6957 (fold_comparison): Move the transformation of X +- C1 CMP C2
6958 into X CMP C2 -+ C1 ...
6959 * match.pd: ... here.
6960 * gimple-fold.c (fold_stmt_1): Protect with
6961 fold_defer_overflow_warnings.
6963 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6965 * omp-low.c (struct oacc_loop): Add 'inner' field.
6966 (new_oacc_loop_raw): Initialize it to zero.
6967 (oacc_loop_fixed_partitions): Initialize it.
6968 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6969 available partitioning.
6971 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6973 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6975 (umulsidi3): Likewise.
6976 (indirect_jump): Fix jump instruction assembly patterns.
6978 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6981 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6982 (nvptx_function_value): Assert non-NULL cfun.
6984 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6986 PR rtl-optimization/70886
6987 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6989 * cselib.h (rtx_equal_for_cselib_1): Declare.
6990 (rtx_equal_for_cselib_p: New inline function.
6991 * cselib.c (rtx_equal_for_cselib_p): Delete.
6992 (rtx_equal_for_cselib_1): Make public.
6994 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6996 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6997 (register_mixssei387nonimm_operand): Remove predicate.
6998 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6999 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7000 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7001 for TARGET_MIX_SSE_I387 alternatives.
7002 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7003 Disable unsupported alternatives using "enabled" attribute. Use
7004 nonimm_ssenomem_operand as operand 1 predicate. Also check
7005 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7007 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7009 * tree.c (cst_and_fits_in_hwi): Simplify.
7011 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7013 * tree.h (wi::to_wide): New function.
7014 * expr.c (expand_expr_real_1): Use wi::to_wide.
7015 * fold-const.c (int_const_binop_1): Likewise.
7016 (extract_muldiv_1): Likewise.
7018 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7020 * wide-int.h: Update offset_int and widest_int documentation.
7021 (WI_SIGNED_SHIFT_RESULT): New macro.
7022 (wi::binary_shift): Define signed_shift_result_type for
7023 shifts on offset_int- and widest_int-like types.
7024 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7025 * tree.h (int_bit_position): Use shift operators instead of wi::
7027 * alias.c (adjust_offset_for_component_ref): Likewise.
7028 * expr.c (get_inner_reference): Likewise.
7029 * fold-const.c (fold_comparison): Likewise.
7030 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7031 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7032 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7033 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7034 (stmt_kills_ref_p): Likewise.
7035 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7036 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7037 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7038 (ao_ref_init_from_vn_reference): Likewise.
7040 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7042 * wide-int.h: Update offset_int and widest_int documentation.
7043 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7044 (wi::binary_traits): Allow ordered comparisons between offset_int and
7045 offset_int, between widest_int and widest_int, and between either
7046 of these types and basic C types.
7047 (operator <, <=, >, >=): Define for the same combinations.
7048 * tree.h (tree_int_cst_lt): Use comparison operators instead
7049 of wi:: comparisons.
7050 (tree_int_cst_le): Likewise.
7051 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7052 (fold_nonarray_ctor_reference): Likewise.
7053 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7054 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7055 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7056 * tree-sra.c (completely_scalarize): Likewise.
7057 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7058 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7059 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7060 (check_for_binary_op_overflow): Likewise.
7061 (search_for_addr_array): Likewise.
7062 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7064 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7066 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7067 (arc_save_restore): Likewise.
7068 (arc_dwarf_register_span): Likewise.
7069 (arc_output_pic_addr_const): Initialize suffix variable.
7071 2016-05-02 Martin Liska <mliska@suse.cz>
7073 * symbol-summary.h (function_summary::function_summary):
7074 Remove checking assert for all cgraph nodes.
7075 (function_summary::get): Check summary_uid.
7076 (symtab_insertion): Check summary_uid.
7078 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7080 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7081 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7083 (arc_dwarf_register_span): Remove enum keyword.
7084 (compact_memory_operand_p): New function.
7085 * config/arc/arc.h (reg_class): Add code density register classes.
7086 (REG_CLASS_NAMES): Likewise.
7087 (REG_CLASS_CONTENTS): Likewise.
7088 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7089 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7090 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7091 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7092 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7094 (h, Rcd, Rsd, Rzd): New register constraints.
7095 (T): Use compact_memory_operand_p function.
7096 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7098 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7100 * config/sh/sh.md (*negnegt, *movtt): Remove.
7102 2016-05-02 Marek Polacek <polacek@redhat.com>
7103 Tom de Vries <tom@codesourcery.com>
7105 PR tree-optimization/70700
7106 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7107 bigger than FIRST_REF_NODE.
7109 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7112 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7114 (prepare_cbranch_operands): Don't use scratch register. Assume that
7115 function is used when pseudos can be created.
7116 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7117 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7118 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7119 define_expand. Allow it only when pseudos can be created.
7120 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7122 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7124 * config/i386/constraints.md (BC): Only allow -1 operands.
7125 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7126 Add "enabled" attribute. Update XI mode attribute calculation.
7127 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7128 (*movoi_internal_avx): Update XI mode attribute calculation.
7129 (*movti_internal): Ditto.
7131 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7133 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7134 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7136 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7138 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7139 statement on instruction code. Remove trailing spaces.
7140 (altivec_expand_stv_builtin): Likewise.
7142 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7144 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7145 (TARGET_FPU_DOUBLE): Simplify.
7146 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7147 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7148 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7149 with 'TARGET_FPU_DOUBLE'.
7150 * config/sh/sh.md: Likewise.
7152 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7154 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7155 SH_DIV_STR_FOR_SIZE): Remove.
7156 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7157 SH_DIV_STR_FOR_SIZE): Remove.
7159 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7161 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7162 logical_reg_operand): Delete.
7163 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7164 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7165 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7166 match_operand and match_test.
7167 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7168 variables on their first use. Return bool values.
7169 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7170 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7171 arith_reg_operand for input operand. Remove empty constraints.
7173 (*xorsi3_compact): Rename to xorsi3.
7174 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7175 (*zero_extend<mode>si2_disp_mem): Update comment.
7178 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7180 * config/sh/t-sh: Remove SH5 support.
7181 * config.gcc: Likewise.
7182 * configure: Likewise.
7184 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7186 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7188 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7190 * config/sh/sh.c (register_sh_passes, sh_option_override,
7191 sh_print_operand, prepare_move_operands,
7192 sh_can_follow_jump): Remove TARGET_SH1 checks.
7193 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7194 PROMOTE_MODE): Likewise.
7195 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7198 2016-04-30 Alan Modra <amodra@gmail.com>
7200 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7201 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7202 Check for user regs later to avoid unnecessary looping over regs.
7203 Merge user reg check with non-saved reg check. Don't force
7204 inline VR restore when static chain used.
7205 (rs6000_frame_related): Omit eh_frame info for user regs when
7207 (fixed_regs_p): Delete.
7209 2016-04-30 Alan Modra <amodra@gmail.com>
7211 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7212 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7215 2016-04-30 Alan Modra <amodra@gmail.com>
7218 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7219 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7222 2016-04-30 Alan Modra <amodra@gmail.com>
7224 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7225 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7226 flag_pic test for Darwin.
7228 2016-04-30 Alan Modra <amodra@gmail.com>
7230 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7231 throw_calls_crossed.
7232 (REG_FREQ_CALLS_CROSSED): Delete.
7233 (REG_N_THROWING_CALLS_CROSSED): Delete.
7234 * regstat.c (regstat_bb_compute_ri): Don't calculate
7235 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7236 (dump_reg_info): Don't print call cross frequency.
7237 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7238 and REG_N_THROWING_CALLS_CROSSED.
7240 2016-04-30 Alan Modra <amodra@gmail.com>
7242 * regs.h (struct reg_info_t): Delete live_length.
7243 (REG_LIVE_LENGTH): Delete macro.
7244 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7245 local_live, local_processed and local_live_last_luid params.
7246 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7248 (regstat_compute_ri): Adjust for above. Don't set
7250 (dump_reg_info): Don't print live length.
7251 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7252 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7253 Localize loop_depth var.
7255 2016-04-30 Alan Modra <amodra@gmail.com>
7257 * ira.c (enum valid_equiv): New.
7258 (validate_equiv_mem): Return enum.
7259 (update_equiv_mem): Create replacement in more cases.
7260 (add_store_equivs): Update validate_equiv_mem call.
7262 2016-04-30 Alan Modra <amodra@gmail.com>
7264 * ira.c (combine_and_move_insns): Rather than scanning insns,
7265 use DF infrastucture to find use and def insns.
7267 2016-04-30 Alan Modra <amodra@gmail.com>
7269 ira.c (combine_and_move_insns): Move invariant conditions..
7270 (ira.c): ..to here. Call combine_and_move_insns before
7271 add_store_equivs. Call grow_reg_equivs later. Allocate
7272 req_equiv later using max_reg_num() rather than global max_regno.
7273 (contains_replace_regs): Delete.
7274 (add_store_equivs): Remove contains_replace_regs test.
7276 2016-04-30 Alan Modra <amodra@gmail.com>
7278 * ira.c (struct equiv_mem_data): New.
7279 (equiv_mem, equiv_mem_modified): Delete static vars.
7280 (validate_equiv_mem_from_store): Use "data" param to communicate..
7281 (validate_equiv_mem): ..from here.
7283 2016-04-30 Alan Modra <amodra@gmail.com>
7285 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7287 (update_reg_equivs): ..here. Move allocation and freeing of
7288 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7289 end_alias_analysis to..
7292 2016-04-30 Alan Modra <amodra@gmail.com>
7294 * ira.c (pdx_subregs): Delete.
7295 (struct equivalence): Add pdx_subregs field.
7296 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7298 (update_equiv_regs): Don't create or free pdx_subregs. Update
7301 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7303 * config/rs6000/altivec.h: Change definitions of vec_xl and
7305 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7306 (LD_ELEMREV_V2DI): New.
7307 (LD_ELEMREV_V4SF): New.
7308 (LD_ELEMREV_V4SI): New.
7309 (LD_ELEMREV_V8HI): New.
7310 (LD_ELEMREV_V16QI): New.
7311 (ST_ELEMREV_V2DF): New.
7312 (ST_ELEMREV_V2DI): New.
7313 (ST_ELEMREV_V4SF): New.
7314 (ST_ELEMREV_V4SI): New.
7315 (ST_ELEMREV_V8HI): New.
7316 (ST_ELEMREV_V16QI): New.
7319 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7320 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7321 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7322 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7323 (altivec_expand_builtin): Add handling for
7324 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7325 (rs6000_invalid_builtin): Add error-checking for
7326 RS6000_BTM_P9_VECTOR.
7327 (altivec_init_builtins): Define builtins used to implement vec_xl
7329 (rs6000_builtin_mask_names): Define power9-vector.
7330 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7331 (RS6000_BTM_P9_VECTOR): Define.
7332 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7333 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7334 (vsx_ld_elemrev_v2df): Likewise.
7335 (vsx_ld_elemrev_v4sf): Likewise.
7336 (vsx_ld_elemrev_v4si): Likewise.
7337 (vsx_ld_elemrev_v8hi): Likewise.
7338 (vsx_ld_elemrev_v16qi): Likewise.
7339 (vsx_st_elemrev_v2df): Likewise.
7340 (vsx_st_elemrev_v2di): Likewise.
7341 (vsx_st_elemrev_v4sf): Likewise.
7342 (vsx_st_elemrev_v4si): Likewise.
7343 (vsx_st_elemrev_v8hi): Likewise.
7344 (vsx_st_elemrev_v16qi): Likewise.
7345 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7348 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7350 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7352 (simplify_control_stmt_condition_1): ... here. Recurse into
7353 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7355 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7358 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7359 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7360 define_insn_and_split to define_insn.
7361 (zero_extendqi<mode>2_dot2): Same.
7362 (extendqi<mode>2_dot): Same.
7363 (extendqi<mode>2_dot2): Same.
7365 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7367 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7368 (probe_stack): New expander.
7369 (probe_stack_<mode>): New insn pattern.
7371 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7373 * config/i386/i386.md
7374 (operations with memory inputs setting flags peephole2):
7375 Remove uneeded REG_P checks. Cleanup pattern generation.
7377 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7379 * tree-vect-loop.c (vect_transform_loop): Fix
7380 nb_iterations_upper_bound computation for vectorized loop.
7382 2016-04-29 Marek Polacek <polacek@redhat.com>
7383 Jakub Jelinek <jakub@redhat.com>
7386 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7387 TARGET_EXPR_SLOT as a base.
7389 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7391 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7392 with 'rCm2' constraints to limit possible immediate size.
7393 (*load_zeroextendqisi_update): Likewise.
7394 (*load_signextendqisi_update): Likewise.
7395 (*loadhi_update): Likewise.
7396 (*load_zeroextendhisi_update): Likewise.
7397 (*load_signextendhisi_update): Likewise.
7398 (*loadsi_update): Likewise.
7399 (*loadsf_update): Likewise.
7401 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7403 * config/i386/predicates.md (constm1_operand): Fix comparison.
7405 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7407 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7409 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7411 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7412 remaining SH5 related settings.
7413 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7414 shmedia_prepare_call_address): Delete.
7415 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7416 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7417 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7418 UNSUPPORTED_SH2A): Remove m5 checks.
7419 (sh_divide_strategy_e): Remove SH5 division strategies.
7420 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7421 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7423 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7425 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7427 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7429 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7430 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7432 * config/s390/vector.md ("mov<mode>"): Likewise.
7434 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7436 * config/s390/constraints.md ("U", "W"): Invoke
7437 s390_mem_constraint with "ZR" and "ZT".
7438 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7439 addresses when using LRA. Accept also short displacements for S
7440 and T constraints. Do not check for long displacement target for
7441 S and T constraints.
7442 (s390_mem_constraint): Remove handling of U and W constraints.
7443 * config/s390/s390.md (various patterns): Remove the short
7444 displacement constraints (Q and R) if a long displacement
7445 constraint is present. Add longdisp as required CPU capability.
7446 * config/s390/vector.md: Likewise.
7447 * config/s390/vx-builtins.md: Likewise.
7449 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7452 * reload1.c (reload): Call finish_spills before
7453 restarting reload loop. Skip select_reload_regs
7454 if update_eliminables_and_spill returns true.
7456 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7458 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7459 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7460 (umulhisi3_imm): Update predicates and constraint letters.
7461 (umulhisi3_reg): Declare instruction as commutative.
7462 * config/arc/constraints.md (J12, J16): New constraints.
7463 * config/arc/predicates.md (short_unsigned_const_operand): New
7465 (arc_short_operand): Likewise.
7466 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7468 2016-04-29 Richard Biener <rguenther@suse.de>
7470 PR tree-optimization/13962
7471 PR tree-optimization/65686
7472 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7473 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7474 using PTA to compare pointers.
7475 * match.pd: Add pattern for pointer equality compare simplification
7476 using ptrs_compare_unequal.
7478 2016-04-29 Richard Biener <rguenther@suse.de>
7480 * stor-layout.c (layout_type): Do not build a pointer-to-element
7483 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7485 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7486 Use SWI mode iterator. Use general_reg_operand predicate.
7487 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7488 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7491 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7494 * fold-const.c (operand_equal_p): Don't verify hash value equality
7496 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7499 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7502 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7503 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7504 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7505 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7506 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7508 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7510 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7511 to info. Don't initialize separate fields to 0. Clean up
7514 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7516 * config/i386/i386.md (peephole2s for operations with memory inputs):
7517 Use SWI mode iterator.
7518 (peephole2s for operations with memory outputs): Ditto.
7519 Do not check for stack checking probe.
7521 (probe_stack): Remove expander.
7523 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7524 Andrew Burgess <andrew.burgess@embecosm.com>
7526 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7527 operands as 32-bits.
7529 2016-04-28 Jason Merrill <jason@redhat.com>
7531 * gdbinit.in: Skip line-map.h.
7533 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7534 Andrew Burgess <andrew.burgess@embecosm.com>
7536 * config/arc/arc.c (arc_conditional_register_usage): Take
7537 TARGET_RRQ_CLASS into account.
7538 (arc_print_operand): Support printing 'p' and 's' operands.
7539 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7541 (TARGET_RRQ_CLASS): Define.
7542 (IS_POWEROF2_OR_0_P): Define.
7543 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7545 (*tst_movb): New define_insn.
7546 (*tst): Avoid recognition if it could prevent '*tst_movb'
7547 combination; replace c/CnL with c/Chs alternative.
7548 (*tst_bitfield_tst): New define_insn.
7549 (*tst_bitfield_asr): New define_insn.
7550 (*tst_bitfield): New define_insn.
7551 (andsi3_i): Add Rrq variant.
7552 (extzv): New define_expand.
7553 (insv): New define_expand.
7554 (*insv_i): New define_insn.
7555 (*movb): New define_insn.
7556 (*movb_signed): New define_insn.
7557 (*movb_high): New define_insn.
7558 (*movb_high_signed): New define_insn.
7559 (*movb_high_signed + 1): New define_split pattern.
7560 (*mrgb): New define_insn.
7561 (*mrgb + 1): New define_peephole2 pattern.
7562 (*mrgb + 2): New define_peephole2 pattern.
7563 * config/arc/arc.opt (mbitops): New option for nps400, uses
7564 TARGET_NPS_BITOPS_DEFAULT.
7565 * config/arc/constraints.md (q): Make register class conditional.
7566 (Rrq): New register constraint.
7567 (Chs): New constraint.
7568 (Clo): New constraint.
7569 (Chi): New constraint.
7570 (Cbf): New constraint.
7571 (Cbn): New constraint.
7572 (C18): New constraint.
7573 (Cbi): New constraint.
7575 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7577 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7579 (bitmap_intersection_of_preds): Ditto.
7580 (bitmap_union_of_succs): Ditto.
7581 (bitmap_union_of_preds): Ditto.
7582 * sbitmap.c (do_popcount): Delete.
7583 (BITMAP_DEBUGGING): Delete.
7584 (sbitmap_verify_popcount): Delete.
7585 (sbitmap_alloc): Don't initialize the popcount field.
7586 (sbitmap_alloc_with_popcount): Delete.
7587 (sbitmap_resize): Don't resize the popcount array.
7588 (sbitmap_vector_alloc): Don't initialize the popcount field.
7589 (bitmap_copy): Don't copy the popcount array.
7590 (bitmap_clear): Don't clear the popcount array.
7591 (bitmap_clear): Delete the popcount array handling.
7592 (bitmap_ior_and_compl): Delete the popcount assert.
7593 (bitmap_not): Ditto.
7594 (bitmap_and_compl): Ditto.
7595 (bitmap_and): Delete the popcount array handling.
7596 (bitmap_xor): Ditto.
7597 (bitmap_ior): Ditto.
7598 (bitmap_or_and): Delete the popcount assert.
7599 (bitmap_and_or): Ditto.
7600 (popcount_table): Delete.
7601 (sbitmap_elt_popcount): Delete.
7602 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7603 (bitmap_set_bit): Delete the popcount assert.
7604 (bitmap_clear_bit): Ditto.
7605 (sbitmap_free): Don't free the popcount array.
7606 (sbitmap_alloc_with_popcount): Delete declaration.
7607 (sbitmap_popcount): Ditto.
7609 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7610 Andrew Burgess <andrew.burgess@embecosm.com>
7612 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7613 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7614 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7615 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7616 * config/arc/arc.opt (mcmem): New option.
7617 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7618 supply length for r/m alternative.
7619 (*extendqisi2_ac): Likewise.
7620 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7622 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7623 (movhi_insn): Likewise.
7624 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7625 (*zero_extendqihi2_i): Add r/Ucm alternative.
7626 (*zero_extendqisi2_ac): Likewise.
7627 (*zero_extendhisi2_i): Likewise.
7628 * config/arc/constraints.md (Uex): New memory constraint.
7629 (Ucm): New define_constraint.
7630 * config/arc/predicates.md (long_immediate_loadstore_operand):
7631 Return 0 for MEM with cmem_address address.
7632 (cmem_address_0): New predicates.
7633 (cmem_address_1): Likewise.
7634 (cmem_address_2): Likewise.
7635 (cmem_address): Likewise.
7637 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7639 * config/rs6000/rs6000.c (machine_function): Rename
7640 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7641 (rs6000_stack_info): Adjust.
7643 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7644 Andrew Burgess <andrew.burgess@embecosm.com>
7646 * config/arc/constraints.md (Usd): Convert to define_constraint.
7650 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7653 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7654 Add new peephole2 where the first insn is *mov<mode>_or instead of
7655 *mov<mode>_internal.
7657 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7659 * tracer.c (bb_seen): Make static.
7661 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7663 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7664 support, setup defaults.
7665 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7666 * config/arc/arc.c (arc_init): Add NPS400 support.
7667 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7668 (TARGET_ARC700): NPS400 is also an ARC700.
7669 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7671 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7674 * config/nds32/nds32.md (casesi): Don't access the operands array
7677 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7679 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7680 (or $-1,reg peephole2): Ditto.
7681 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7683 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7685 * doc/extend.texi (Common Function Attributes) [optimize]:
7686 Discourage use of the optimize attribute.
7688 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7690 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7691 special case builtin.
7692 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7693 ALTIVEC_BUILTIN_VEC_ADDE.
7694 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7695 support for ALTIVEC_BUILTIN_VEC_ADDE.
7696 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7697 for __builtin_vec_adde.
7699 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7701 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7702 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7704 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7707 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7708 attributes): Document cilkplus_runtime.
7710 2016-04-28 Martin Jambor <mjambor@suse.cz>
7712 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7713 this function. Call verify_expr on MEM_REFs and bases of other
7716 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7718 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7719 for WORD_REGISTER_OPERATIONS to runtime check.
7721 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7723 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7725 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7727 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7728 big-endian compilation.
7729 * config/arc/arc.md (addf3): Likewise.
7733 2016-04-28 Richard Biener <rguenther@suse.de>
7735 PR tree-optimization/70840
7736 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7737 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7738 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7739 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7741 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7743 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7744 and explain why in a comment.
7746 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7748 * config/arc/arc.md (cpu_facility): Add fpx variant.
7749 (subdf3): Prohibit use reverse sub when assist operations option
7751 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7752 instructions only when FPX is enabled.
7753 * testsuite/gcc.target/arc/trsub.c: New test.
7755 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7757 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7758 mult_operator when calculating "type" attribute.
7759 (*fop_<mode>_1_i387): Ditto.
7760 (*fop_xf_1_i387): Ditto.
7761 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7762 Use std::swap to swap operands. Use RTL expressions to generate
7765 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7766 Joern Rennecke <joern.rennecke@embecosm.com>
7768 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7770 (emit_pic_move): Remove.
7771 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7772 * config/arc/arc.c (emit_pic_move): Removed.
7773 (TARGET_HAVE_TLS): Define.
7774 (arc_conditional_register_usage): Test for arc_tp_regno.
7775 (arc_print_operand, arc_print_operand_address): Handle TLS
7777 (arc_needs_pcl_p): New function.
7778 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7779 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7780 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7781 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7782 (arc_legitimize_tls_address): Likewise.
7783 (DTPOFF_ZERO_SYM): Define.
7784 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7785 (arc_output_pic_addr_const): Print TLS unspecs.
7786 (prepare_pic_move): New function, replaces emit_pic_move.
7787 (arc_legitimate_constant_p): Handle TLS unspecs.
7788 (arc_legitimate_address_p): Likewise.
7789 (arc_rewrite_small_data_p): Use assert for TLS constants.
7790 (prepare_move_operands): Use prepare_pic_move.
7791 (arc_legitimize_address): Legitimize tls addresses.
7792 (arc_epilogue_uses): Check for arc_tp_regno.
7793 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7794 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7796 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7798 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7799 %(arc_tls_extra_start_spec).
7800 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7801 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7803 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7804 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7805 (UNSPEC_TLS_OFF): Add.
7807 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7808 (get_thread_pointersi): New patterns.
7809 * config/arc/arc.opt (mtp-regno): New option.
7810 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7811 (move_dest_operand): Likewise.
7812 * configure: Regenerate.
7813 * configure.ac: Add arc*-*-* case to test for tls.
7814 * doc/invoke.texi (ARC options): Document mtp-regno.
7816 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7818 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7819 the new ARC HS SIMD instructions.
7820 (arc_preferred_simd_mode): New function.
7821 (arc_autovectorize_vector_sizes): Likewise.
7822 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7823 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7824 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7825 (arc_init_builtins): Add new SIMD builtin types.
7826 (arc_split_move): Handle 64 bit vector moves.
7827 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7828 (TARGET_PLUS_QMACW): Define.
7829 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7830 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7831 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7832 (VSUBADD4H): New builtins.
7833 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7834 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7836 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7837 Matthias Klose <doko@debian.org>
7839 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7841 2016-04-28 Richard Biener <rguenther@suse.de>
7844 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7847 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7849 * common/config/sh/sh-common.c: Remove SH5 support.
7850 * config/sh/constraints.md: Likewise.
7851 * config/sh/config/sh/elf.h: Likewise.
7852 * config/sh/linux.h: Likewise.
7853 * config/sh/netbsd-elf.h: Likewise.
7854 * config/sh/predicates.md: Likewise.
7855 * config/sh/sh-c.c: Likewise.
7856 * config/sh/sh-protos.h: Likewise.
7857 * config/sh/sh.c: Likewise.
7858 * config/sh/sh.h: Likewise.
7859 * config/sh/sh.md: Likewise.
7860 * config/sh/sh.opt: Likewise.
7861 * config/sh/sync.md: Likewise.
7862 * config/sh/sh64.h: Delete.
7863 * config/sh/shmedia.h: Likewise.
7864 * config/sh/shmedia.md: Likewise.
7865 * config/sh/sshmedia.h: Likewise.
7866 * config/sh/t-netbsd-sh5-64: Likewise.
7867 * config/sh/t-sh64: Likewise.
7868 * config/sh/ushmedia.h: Likewise.
7870 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7872 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7873 general_reg_operand instead of register_operand predicate.
7875 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7877 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7879 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7881 * match.pd (A - B > A, A + B < A): New transformations.
7883 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7885 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7886 which defaults to true. Emit an outer pair of parentheses only if
7887 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7888 don't emit parentheses for the right-hand operand.
7890 2016-04-27 Jeff Law <law@redhat.com>
7892 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7894 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7896 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7897 (altivec_lvx_<mode>_internal): Document.
7898 (altivec_lvx_<mode>_2op): New define_insn.
7899 (altivec_lvx_<mode>_1op): Likewise.
7900 (altivec_lvx_<mode>_2op_si): Likewise.
7901 (altivec_lvx_<mode>_1op_si): Likewise.
7902 (altivec_stvx_<mode>): Remove.
7903 (altivec_stvx_<mode>_internal): Document.
7904 (altivec_stvx_<mode>_2op): New define_insn.
7905 (altivec_stvx_<mode>_1op): Likewise.
7906 (altivec_stvx_<mode>_2op_si): Likewise.
7907 (altivec_stvx_<mode>_1op_si): Likewise.
7908 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7909 Expand vec_ld and vec_st during parsing.
7910 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7912 (altivec_expand_stvx_be): Likewise.
7913 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7914 address-masking behavior in RTL.
7915 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7916 address-masking behavior in RTL.
7917 (altivec_expand_builtin): Change builtin code arguments for calls
7918 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7919 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7920 presence of lvx/stvx patterns.
7921 (alignment_with_canonical_addr): New function.
7922 (alignment_mask): Likewise.
7923 (find_alignment_op): Likewise.
7924 (recombine_lvx_pattern): Likewise.
7925 (recombine_stvx_pattern): Likewise.
7926 (recombine_lvx_stvx_patterns): Likewise.
7927 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7928 stvx patterns from expand.
7929 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7931 (vector_altivec_store_<mode>): Likewise.
7933 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7935 * config/aarch64/aarch64.md
7936 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7937 remove the "fp" attributes.
7938 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7939 add the "simd" attributes.
7940 (*movdf_aarch64): Likewise.
7941 (*movtf_aarch64): Remove the "fp" attributes.
7942 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7943 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7945 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7947 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7948 rtx to rtx_code_label *.
7949 * rtl.h (maybe_set_first_label_num): Likewise.
7951 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7953 * df-core.c (df_add_problem): Make the problem param be const.
7954 (df_remove_problem): Make local "problem" be const.
7955 * df-problems.c (problem_RD): Make const.
7956 (problem_LR): Likewise.
7957 (problem_LIVE): Likewise.
7958 (problem_MIR): Likewise.
7959 (problem_CHAIN): Likewise.
7960 (problem_WORD_LR): Likewise.
7961 (problem_NOTE): Likewise.
7962 (problem_MD): Likewise.
7963 * df-scan.c (problem_SCAN): Likewise.
7964 * df.h (struct df_problem): Make field "dependent_problem" be
7966 (struct dataflow): Likewise for field "problem".
7967 (df_add_problem): Make param const.
7969 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7971 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7972 inter-unit moves to/from vector registers are enabled. Do not disable
7975 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7977 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7978 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7980 (enum df_problem_id): ...this new enum.
7981 (struct df_problem): Convert field "id" from "int" to
7984 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7986 * rtl.def: Update comment for "things in the instruction chain" to
7987 reflect the removal of the leading "i" field for INSN_UID in
7988 r210360. Fix bogus apostrophe.
7990 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7992 * config/i386/i386.md
7993 (lea arith with mem operand + setcc peephole2): Set operator mode.
7995 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7998 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7999 (dimode_scalar_to_vector_candidate_p): This.
8000 (timode_scalar_to_vector_candidate_p): New function.
8001 (scalar_to_vector_candidate_p): Likewise.
8002 (timode_check_non_convertible_regs): Likewise.
8003 (timode_remove_non_convertible_regs): Likewise.
8004 (remove_non_convertible_regs): Likewise.
8005 (remove_non_convertible_regs): Renamed to ...
8006 (dimode_remove_non_convertible_regs): This.
8007 (scalar_chain::~scalar_chain): Make it virtual.
8008 (scalar_chain::compute_convert_gain): Make it pure virtual.
8009 (scalar_chain::mark_dual_mode_def): Likewise.
8010 (scalar_chain::convert_insn): Likewise.
8011 (scalar_chain::convert_registers): Likewise.
8012 (scalar_chain::add_to_queue): Make it protected.
8013 (scalar_chain::emit_conversion_insns): Likewise.
8014 (scalar_chain::replace_with_subreg): Likewise.
8015 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8016 (scalar_chain::convert_op): Likewise.
8017 (scalar_chain::convert_reg): Likewise.
8018 (scalar_chain::make_vector_copies): Likewise.
8019 (scalar_chain::convert_registers): New pure virtual function.
8020 (class dimode_scalar_chain): New class.
8021 (class timode_scalar_chain): Likewise.
8022 (scalar_chain::mark_dual_mode_def): Renamed to ...
8023 (dimode_scalar_chain::mark_dual_mode_def): This.
8024 (timode_scalar_chain::mark_dual_mode_def): New function.
8025 (timode_scalar_chain::convert_insn): Likewise.
8026 (dimode_scalar_chain::convert_registers): Likewise.
8027 (scalar_chain::compute_convert_gain): Renamed to ...
8028 (dimode_scalar_chain::compute_convert_gain): This.
8029 (scalar_chain::replace_with_subreg): Renamed to ...
8030 (dimode_scalar_chain::replace_with_subreg): This.
8031 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8032 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8033 (scalar_chain::make_vector_copies): Renamed to ...
8034 (dimode_scalar_chain::make_vector_copies): This.
8035 (scalar_chain::convert_reg): Renamed to ...
8036 (dimode_scalar_chain::convert_reg ): This.
8037 (scalar_chain::convert_op): Renamed to ...
8038 (dimode_scalar_chain::convert_op): This.
8039 (scalar_chain::convert_insn): Renamed to ...
8040 (dimode_scalar_chain::convert_insn): This.
8041 (scalar_chain::convert): Call convert_registers.
8042 (convert_scalars_to_vector): Change to scalar_chain pointer to
8043 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8044 in 32-bit mode. Delete scalar_chain pointer. Call
8045 free_dominance_info in 64-bit mode.
8046 (pass_stv::gate): Remove TARGET_64BIT check.
8047 (ix86_option_override): Put the 64-bit STV pass before the CSE
8050 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8052 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8053 dw_loc_frame_offset field.
8054 * dwarf2out.c (new_loc_descr): Likewise.
8055 (resolve_args_picking_1): Turn the VISITED hash set into a
8056 FRAME_OFFSET hash map. Use it to associate a frame offset to
8057 visited nodes. Remove uses of the CHECKING_P macro.
8058 (resolve_args_picking): Update call to resolve_args_picking_1.
8060 2016-04-27 Martin Liska <mliska@suse.cz>
8062 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8063 (free_loop_data): Release vuses of groups.
8065 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8067 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8068 instead of redundant use_id and boolean have_use_for.
8069 (struct iv_use): Change sub_id into group_id. Remove field next.
8070 Move fields: related_cands, n_map_members, cost_map and selected
8072 (struct iv_group): ... here. New structure.
8073 (struct iv_common_cand): Use structure declaration directly.
8074 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8075 (MAX_CONSIDERED_USES): Rename macro to ...
8076 (MAX_CONSIDERED_GROUPS): ... here.
8077 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8078 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8079 (dump_uses): Rename to ...
8080 (dump_groups): ... here. Update all uses.
8081 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8082 (find_induction_variables): Refactor format of dump information.
8083 (record_sub_use): Delete.
8084 (record_use): Update all uses.
8085 (record_group): New function.
8086 (record_group_use, find_interesting_uses_op): Call above functions.
8088 (find_interesting_uses_cond): Ditto.
8089 (group_compare_offset): New function.
8090 (split_all_small_groups): Rename to ...
8091 (split_small_address_groups_p): ... here. Update all uses.
8092 (split_address_groups): Update all uses.
8093 (find_interesting_uses): Refactor format of dump information.
8094 (add_candidate_1): Update all uses. Remove redundant check on iv,
8096 (add_candidate, record_common_cand): Remove redundant assert.
8097 (add_iv_candidate_for_biv): Update use.
8098 (add_iv_candidate_derived_from_uses): Update all uses.
8099 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8100 (alloc_use_cost_map): Ditto.
8101 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8102 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8103 (determine_use_iv_cost_generic): Ditto.
8104 (determine_group_iv_cost_generic): Ditto.
8105 (determine_use_iv_cost_address): Ditto.
8106 (determine_group_iv_cost_address): Ditto.
8107 (determine_use_iv_cost_condition): Ditto.
8108 (determine_group_iv_cost_cond): Ditto.
8109 (determine_use_iv_cost): Ditto.
8110 (determine_group_iv_cost): Ditto.
8111 (set_autoinc_for_original_candidates): Update all uses.
8112 (find_iv_candidates): Update all uses. Refactor dump information.
8113 (determine_use_iv_costs): Ditto.
8114 (determine_iv_costs): Ditto.
8115 (iv_ca_cand_for_use): Rename to ...
8116 (iv_ca_cand_for_group): ... here. Update all uses.
8117 (iv_ca_add_use, iv_ca_add_group): Ditto.
8118 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8119 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8120 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8121 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8122 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8123 (create_new_iv, adjust_iv_update_pos): Ditto.
8124 (rewrite_use_address): Delete.
8125 (rewrite_use_address_1): Rename to ...
8126 (rewrite_use_address): ... here.
8127 (rewrite_use_compare): Update all uses.
8128 (rewrite_use): Delete.
8129 (rewrite_uses): Rename to ...
8130 (rewrite_groups): ... here. Update all uses.
8131 (remove_unused_ivs, free_loop_data): Update all uses.
8132 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8134 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8136 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8137 for WORD_REGISTER_OPERATIONS to runtime check.
8139 2016-04-27 Richard Biener <rguenther@suse.de>
8142 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8143 aggregate_value_p to determine if a function result is
8144 returned by reference.
8145 (ipa_pta_execute): Functions having their address taken are
8146 not automatically nonlocal.
8148 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8151 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8152 * fold-const.c (operand_equal_p): If flag_checking and
8153 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8154 and if it returns non-zero, assert iterative_hash_expr on both
8157 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8159 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8161 2016-04-27 Nick Clifton <nickc@redhat.com>
8164 * varasm.c (merge_weak): Generate an error if an attempt is made
8165 to convert a non-weak static function into a weak, public function.
8167 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8169 * params.def (MAX_PARTITION_SIZE): New param.
8170 * doc/invoke.texi: Document lto-max-partition.
8172 2016-04-27 Richard Biener <rguenther@suse.de>
8175 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8176 function cummulating used_from_other_partition, externally_visible
8177 and force_output from aliases.
8178 (refered_from_nonlocal_var): Likewise.
8179 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8180 node flags properly.
8182 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8184 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8185 (-Wmemset-elt-size): New item.
8187 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8190 * stor-layout.h (internal_reference_types): Delete.
8191 * stor-layout.c (reference_types_internal): Likewise.
8192 (internal_reference_types): Likewise.
8193 (layout_type) <REFERENCE_TYPE>: Adjust.
8195 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8198 * tree.h (inchash::add_expr): Add FLAGS argument.
8199 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8200 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8201 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8202 Formatting fix. Adjust recursive calls. For tcc_comparison,
8203 if swap_tree_comparison (code) is smaller than code, hash that
8204 and arguments in the other order. Hash CONVERT_EXPR the same
8205 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8206 of ADDR_EXPR of decl as the decl itself. Add or remove
8207 OEP_ADDRESS_OF from recursive flags as needed. For
8208 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8209 operands commutatively and only the third one normally.
8210 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8212 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8214 * config/rtems.h (LIB_SPEC): Add -latomic.
8216 2016-04-27 Joel Sherrill <joel@rtems.org>
8218 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8219 xilink.ld and flags not relevant to RTEMS.
8221 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8223 * toplev.c (backend_init_target): Avoid calling init_reload when using
8226 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8228 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8229 for loops rather than one for the whole function.
8231 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8233 * match.pd (X + CST CMP X): New transformation.
8235 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8237 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8238 * fold-const.c (fold_binary_loc): Remove 2 transformations
8239 superseded by match.pd.
8240 * match.pd (x+x -> x*2): Generalize to integers.
8242 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8244 * config/i386/i386.md (operation on memory peephole): Duplicate an
8245 existing peephole and adapt it to match lea rather than an operation
8248 PR rtl-optimization/57193
8249 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8251 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8253 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8255 * tree-if-conv.c (any_pred_load_store): New static variable.
8256 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8257 any_pred_load_store instead of and_mask_load_store.
8258 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8259 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8260 (combine_blocks, tree_if_conversion): Ditto.
8262 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8264 PR tree-optimization/70771
8265 PR tree-optimization/70775
8266 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8267 virtual PHI nodes. Delete parameter.
8268 (if_convertible_loop_p_1): Delete argument to above function.
8269 (predicate_all_scalar_phis): Delete code handling single-argument
8271 (tree_if_conversion): Mark and update virtual SSA.
8273 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8276 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8277 (x86_elf_aligned_common): Rename to ...
8278 (x86_elf_aligned_decl_common): ... this.
8279 Add decl arg. Switch to .lbss for largecomm object. Use
8280 LARGECOMM_SECTION_ASM_OP.
8281 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8283 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8284 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8286 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8287 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8289 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8292 * config/i386/i386.c (SECTION_LARGE): Define.
8293 (x86_64_elf_select_section): Set it for large data/bss sections.
8294 Only clear SECTION_WRITE for .lrodata.
8295 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8297 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8298 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8299 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8301 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8302 * doc/tm.texi: Regenerate.
8304 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8307 * configure.ac (--enable-checking): Document extra flag, for
8308 non-release builds default to --enable-checking=yes,extra.
8309 If misc checking and extra checking, define CHECKING_P to 2 instead
8311 * common.opt (fchecking=): Add.
8312 * doc/invoke.texi (-fchecking=): Document.
8313 * doc/install.texi: Document --enable-checking changes.
8314 * configure: Regenerated.
8315 * config.in: Regenerated.
8317 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8319 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8320 attribute instead of which_alternative.
8321 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8322 Use EXT_REX_SSE_REG_P where appropriate.
8324 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8326 * config/i386/predicates.md (const0_operand): Do not match
8327 const_wide_int code.
8328 (const1_operand): Ditto.
8330 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8332 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8333 for SSE constm1 operands and TARGET_AVX512VL.
8334 (*movti_internal): Ditto.
8335 (*mov<mode>_or): Use constm1_operand predicate.
8336 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8337 for SSE vector_all_ones operands and TARGET_AVX512VL.
8338 * config/i386/predicates.md (constm1_operand): New predicate.
8339 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8340 emission of constant -1 load.
8342 2016-04-25 Jason Merrill <jason@redhat.com>
8344 * gdbinit.in: Skip is-a.h.
8346 * attribs.c (register_scoped_attributes): Fix logic.
8347 * attribs.h: Declare register_scoped_attributes.
8349 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8351 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8352 stxvd2x and stxvw4x built-in functions.
8354 2016-04-25 DJ Delorie <dj@redhat.com>
8356 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8357 (ashrhi3): Likewise.
8358 (lshrhi3): Likewise.
8360 2016-04-25 Richard Biener <rguenther@suse.de>
8362 PR tree-optimization/70780
8363 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8365 (compute_antic): Mark blocks with abnormal preds as visited as
8366 they have a final empty antic-in solution already.
8368 2016-04-25 Michael Collison <michael.collison@linaro.org>
8370 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8372 2016-04-25 Michael Collison <michael.collison@linaro.org>
8374 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8375 mode is VQI to improve mixed mode vectorization.
8376 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8377 define_insn to match low half of signed vaddw.
8378 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8379 define_insn to match high half of signed vaddw.
8380 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8381 define_insn to match low half of unsigned vaddw.
8382 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8383 define_insn to match high half of unsigned vaddw.
8384 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8385 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8386 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8388 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8389 * config/arm/predicates.md (vect_par_constant_high): Support
8390 big endian and simplify by calling
8391 arm_simd_check_vect_par_cnst_half
8392 (vect_par_constant_low): Likewise.
8394 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8396 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8397 predicate for operand 2.
8399 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8400 H.J. Lu <hongjiu.lu@intel.com>
8402 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8403 machine_mode argument.
8404 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8405 constm1_rtx operands. For VOIDmode constants, get mode from
8406 pred_mode. Check mode size if the mode is supported by ABI.
8407 (standard_sse_constant_opcode): Do not use standard_constant_p.
8408 Strictly check ABI support for all-ones operands.
8409 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8410 immediates. Update calls to standard_sse_constant_p.
8411 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8412 (ix86_rtx_costs): Ditto.
8413 * config/i386/i386.md (*movxi_internal_avx512f): Use
8414 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8415 Use (v,BC) alternative instead of (v,C). Use register_operand
8416 checks instead of MEM_P.
8417 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8418 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8419 isa attribute. Use register_operand checks instead of MEM_P.
8420 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8421 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8422 alternative and corresponding sse2 isa attribute.
8423 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8424 to standard_sse_constant_p.
8425 (FP constant splitters): Ditto.
8426 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8428 * config/i386/predicates.md (constm1_operand): Remove.
8429 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8430 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8431 vector_all_ones_operand instead of constm1_operand.
8433 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8435 * print-rtl.c (print_rtx_insn_vec): New function.
8436 * print-rtl.h: New prototype.
8437 * store-motion.c (struct st_expr): Make avail_stores a vector.
8438 (st_expr_entry): Adjust.
8439 (free_st_expr_entry): Likewise.
8440 (print_store_motion_mems): Likewise.
8441 (find_moveable_store): Likewise.
8442 (compute_store_table): Likewise.
8443 (delete_store): Likewise.
8444 (build_store_vectors): Likewise.
8446 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8448 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8450 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8452 * vec.h (vec_safe_contains): New function.
8453 (vec::contains): Likewise.
8454 (vec::begin): Likewise.
8455 (vec::end): Likewise.
8457 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8460 * cfgexpand.c (expand_stack_vars): Fix typo.
8462 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8464 * system.h (list, map, set, vector): Include conditionally.
8465 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8466 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8467 * ipa-icf.c (INCLUDE_LIST): Define.
8468 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8469 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8470 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8471 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8472 * cp/logic.cc (INCLUDE_LIST): Define.
8473 * fortran/trans-common.c (INCLUDE_MAP): Define.
8475 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8477 * auto-profile.c: Remove <string.h> include.
8478 * ipa-icf-gimple.c: Remove <list> include.
8479 * diagnostic.c: Remove <new> include.
8480 * genmatch.c: Likewise.
8481 * pretty-print.c: Likewise.
8482 * toplev.c: Likewise
8483 * c/c-objc-common.c: Likewise.
8484 * cp/error.c: Likewise.
8485 * fortran/error.c: Likewise.
8487 2016-04-22 Richard Biener <rguenther@suse.de>
8489 * lto-streamer-in.c (input_ssa_names): Do not allocate
8490 GIMPLE_NOP for all SSA names.
8491 * lto-streamer-out.c (output_ssa_names): Do not output
8492 SSA names that should have been released.
8494 2016-04-22 Richard Biener <rguenther@suse.de>
8496 PR tree-optimization/70740
8497 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8500 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8503 * config/i386/predicates.md (call_insn_operand): Replace
8504 sibcall_memory_operand with memory_operand.
8506 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8508 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8509 has_single_use() tests.
8510 (register_edge_assert_for_1): Likewise.
8511 (find_assert_locations_1): Check the liveness bitmap instead of
8512 checking has_single_use().
8514 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8517 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8518 Extract AVX-512BW constraint from AVX.
8520 2016-04-21 Richard Biener <rguenther@suse.de>
8522 PR tree-optimization/70725
8523 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8524 for phi_convertible_by_degenerating_args.
8525 (predicate_all_scalar_phis): Handle single-argument PHIs.
8527 2016-04-21 Richard Biener <rguenther@suse.de>
8530 * fold-const.c (fold_comparison): Return properly typed
8533 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8535 PR tree-optimization/70715
8536 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8537 after expanding BASE using expand_simple_operations.
8539 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8541 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8542 New transformations.
8544 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8546 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8548 2016-04-20 Jan Hubicka <jh@suse.cz>
8550 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8551 ultiimate_alias_target.
8552 (update_callee_keys): Likewise.
8553 (lookup_recursive_calls): Likewise.
8554 (speculation_useful_p): Likewise.
8556 2016-04-20 Jan Hubicka <jh@suse.cz>
8559 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8560 (set_nothrow_flag_1): ... this; handle interposition correctly;
8561 recurse on aliases and thunks.
8562 (cgraph_node::set_nothrow_flag): New.
8563 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8564 functions compiled with non-call exceptions that binds to current
8566 (propagate_nothrow): Be safe WRT interposition.
8567 * cgraph.h (set_nothrow_flag): Update prototype.
8569 2016-04-18 Jan Hubicka <jh@suse.cz>
8571 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8572 max_loop_iterations_int.
8573 (tree_unswitch_outer_loop): Likewise.
8575 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8577 PR tree-optimization/69489
8578 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8579 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8580 Revise dump message.
8581 (if_convertible_bb_p): Remove check on edge count of basic block's
8584 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8586 PR tree-optimization/56625
8587 PR tree-optimization/69489
8588 * tree-data-ref.h (DR_INNERMOST): New macro.
8589 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8590 hashing struct innermost_loop_behavior.
8591 (ref_DR_map): Remove.
8592 (innermost_DR_map): New map.
8593 (baseref_DR_map): Revise comment.
8594 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8595 to innermost_DR_map accroding to its innermost loop behavior.
8596 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8597 to its innermost loop behavior.
8598 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8599 Add initialization for innermost_DR_map. Record memory reference
8600 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8601 have innermost loop behavior.
8602 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8605 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8607 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8608 *lea_general_1. Use explicit SWI12 mode interator.
8609 (*lea<mode>_general_2): Rename from *lea_general_2.
8610 Use explicit SWI12 mode interator.
8611 (*lea<mode>_general_3): Rename from *lea_general_3.
8612 Use explicit SWI12 mode interator.
8613 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8614 Use explicit SWI12 mode interator.
8615 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8616 Use explicit SWI48 mode interator.
8618 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8620 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8621 Short-cut unaligned load and store cases. Handle all integer
8623 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8624 and store cases. Call ix86_avx256_split_vector_move_misalign
8625 directly without checking mode class.
8627 2016-04-20 Andrew Pinski <apinski@cavium.com>
8628 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8631 * config/aarch64/aarch64.md (sibcall): Force call
8632 address to be DImode for ILP32.
8633 (sibcall_value): Likewise.
8635 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8637 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8639 2016-04-20 Richard Biener <rguenther@suse.de>
8641 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8642 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8643 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8644 (maybe_push_res_to_seq): Adjust.
8645 * gimple-fold.c (maybe_build_generic_op): Likewise.
8647 2016-04-20 Marek Polacek <polacek@redhat.com>
8649 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8652 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8654 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8655 use kmovw to support AVX512F target.
8657 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8659 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8661 2016-04-20 Marek Polacek <polacek@redhat.com>
8663 PR tree-optimization/70725
8664 * tree-if-conv.c (is_false_predicate): New function.
8665 (predicate_mem_writes): Use it.
8667 2016-04-20 Richard Biener <rguenther@suse.de>
8669 PR tree-optimization/70726
8670 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8671 shift amounts from a pattern stmt operand.
8673 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8676 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8677 stack_restore_from_fpr pattern when restoring r15.
8678 (s390_optimize_prologue): Strip away the memory barrier in the
8679 parallel when trying to get rid of restore insns.
8680 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8681 definition for loading the stack pointer from an FPR. Compared to
8682 the normal move insn this pattern includes a full memory barrier.
8684 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8687 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8688 implicitly linear or lastprivate iterator on the outer context.
8690 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8692 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8694 * config/i386/i386.md (ssememalign): Removed.
8695 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8697 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8700 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8701 const short * to __builtin_ia32_loaddquhi512_mask.
8702 (_mm512_maskz_loadu_epi16): Likewise.
8703 (_mm512_mask_storeu_epi16): Pass short * to
8704 __builtin_ia32_storedquhi512_mask.
8705 (_mm512_mask_loadu_epi8): Pass const char * to
8706 __builtin_ia32_loaddquqi512_mask.
8707 (_mm512_maskz_loadu_epi8): Likewise.
8708 (_mm512_mask_storeu_epi8): Pass char * to
8709 __builtin_ia32_storedquqi512_mask.
8710 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8711 const double * to __builtin_ia32_loadupd512_mask.
8712 (_mm512_mask_loadu_pd): Likewise.
8713 (_mm512_maskz_loadu_pd): Likewise.
8714 (_mm512_storeu_pd): Pass double * to
8715 __builtin_ia32_storeupd512_mask.
8716 (_mm512_mask_storeu_pd): Likewise.
8717 (_mm512_loadu_ps): Pass const float * to
8718 __builtin_ia32_loadups512_mask.
8719 (_mm512_mask_loadu_ps): Likewise.
8720 (_mm512_maskz_loadu_ps): Likewise.
8721 (_mm512_storeu_ps): Pass float * to
8722 __builtin_ia32_storeups512_mask.
8723 (_mm512_mask_storeu_ps): Likewise.
8724 (_mm512_mask_loadu_epi64): Pass const long long * to
8725 __builtin_ia32_loaddqudi512_mask.
8726 (_mm512_maskz_loadu_epi64): Likewise.
8727 (_mm512_mask_storeu_epi64): Pass long long *
8728 to __builtin_ia32_storedqudi512_mask.
8729 (_mm512_loadu_si512): Pass const int * to
8730 __builtin_ia32_loaddqusi512_mask.
8731 (_mm512_mask_loadu_epi32): Likewise.
8732 (_mm512_maskz_loadu_epi32): Likewise.
8733 (_mm512_storeu_si512): Pass int * to
8734 __builtin_ia32_storedqusi512_mask.
8735 (_mm512_mask_storeu_epi32): Likewise.
8736 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8737 char * to __builtin_ia32_storedquqi256_mask.
8738 (_mm_mask_storeu_epi8): Likewise.
8739 (_mm256_mask_loadu_epi16): Pass const short * to
8740 __builtin_ia32_loaddquhi256_mask.
8741 (_mm256_maskz_loadu_epi16): Likewise.
8742 (_mm_mask_loadu_epi16): Pass const short * to
8743 __builtin_ia32_loaddquhi128_mask.
8744 (_mm_maskz_loadu_epi16): Likewise.
8745 (_mm256_mask_loadu_epi8): Pass const char * to
8746 __builtin_ia32_loaddquqi256_mask.
8747 (_mm256_maskz_loadu_epi8): Likewise.
8748 (_mm_mask_loadu_epi8): Pass const char * to
8749 __builtin_ia32_loaddquqi128_mask.
8750 (_mm_maskz_loadu_epi8): Likewise.
8751 (_mm256_mask_storeu_epi16): Pass short * to.
8752 __builtin_ia32_storedquhi256_mask.
8753 (_mm_mask_storeu_epi16): Pass short * to.
8754 __builtin_ia32_storedquhi128_mask.
8755 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8756 const double * to __builtin_ia32_loadupd256_mask.
8757 (_mm256_maskz_loadu_pd): Likewise.
8758 (_mm_mask_loadu_pd): Pass onst double * to
8759 __builtin_ia32_loadupd128_mask.
8760 (_mm_maskz_loadu_pd): Likewise.
8761 (_mm256_mask_storeu_pd): Pass double * to
8762 __builtin_ia32_storeupd256_mask.
8763 (_mm_mask_storeu_pd): Pass double * to
8764 __builtin_ia32_storeupd128_mask.
8765 (_mm256_mask_loadu_ps): Pass const float * to
8766 __builtin_ia32_loadups256_mask.
8767 (_mm256_maskz_loadu_ps): Likewise.
8768 (_mm_mask_loadu_ps): Pass const float * to
8769 __builtin_ia32_loadups128_mask.
8770 (_mm_maskz_loadu_ps): Likewise.
8771 (_mm256_mask_storeu_ps): Pass float * to
8772 __builtin_ia32_storeups256_mask.
8773 (_mm_mask_storeu_ps): ass float * to
8774 __builtin_ia32_storeups128_mask.
8775 (_mm256_mask_loadu_epi64): Pass const long long * to
8776 __builtin_ia32_loaddqudi256_mask.
8777 (_mm256_maskz_loadu_epi64): Likewise.
8778 (_mm_mask_loadu_epi64): Pass const long long * to
8779 __builtin_ia32_loaddqudi128_mask.
8780 (_mm_maskz_loadu_epi64): Likewise.
8781 (_mm256_mask_storeu_epi64): Pass long long * to
8782 __builtin_ia32_storedqudi256_mask.
8783 (_mm_mask_storeu_epi64): Pass long long * to
8784 __builtin_ia32_storedqudi128_mask.
8785 (_mm256_mask_loadu_epi32): Pass const int * to
8786 __builtin_ia32_loaddqusi256_mask.
8787 (_mm256_maskz_loadu_epi32): Likewise.
8788 (_mm_mask_loadu_epi32): Pass const int * to
8789 __builtin_ia32_loaddqusi128_mask.
8790 (_mm_maskz_loadu_epi32): Likewise.
8791 (_mm256_mask_storeu_epi32): Pass int * to
8792 __builtin_ia32_storedqusi256_mask.
8793 (_mm_mask_storeu_epi32): Pass int * to
8794 __builtin_ia32_storedqusi128_mask.
8795 * config/i386/i386-builtin-types.def (PCSHORT): New.
8797 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8798 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8799 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8800 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8801 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8802 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8803 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8804 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8805 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8806 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8807 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8808 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8809 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8810 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8811 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8812 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8813 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8814 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8815 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8816 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8817 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8818 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8819 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8820 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8821 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8822 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8823 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8824 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8825 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8826 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8827 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8828 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8829 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8830 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8831 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8832 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8833 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8834 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8835 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8836 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8837 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8838 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8839 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8840 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8841 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8842 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8843 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8844 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8845 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8847 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8848 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8850 (ix86_expand_vector_move_misalign): Likewise.
8851 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8852 to scalar function prototype for unaligned load/store builtins.
8853 (ix86_expand_special_args_builtin): Updated.
8854 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8855 (UNSPEC_STOREU): Likewise.
8856 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8857 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8858 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8859 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8860 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8861 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8862 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8863 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8864 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8865 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8866 (<avx512>_storedqu<mode>_mask): Likewise.
8867 (*sse4_2_pcmpestr_unaligned): Likewise.
8868 (*sse4_2_pcmpistr_unaligned): Likewise.
8869 (*mov<mode>_internal): Renamed to ...
8870 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8871 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8872 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8873 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8875 2016-04-19 Richard Biener <rguenther@suse.de>
8877 PR tree-optimization/70171
8878 * tree-ssa-phiprop.c: Include stor-layout.h.
8879 (phiprop_insert_phi): Handle the aggregate copy case.
8880 (propagate_with_phi): Likewise.
8882 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8884 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8885 instead of simplify_gen_subreg (... , 0).
8886 (ix86_delegitimize_address): Ditto.
8887 (ix86_split_divmod): Ditto.
8888 (ix86_split_copysign_const): Ditto.
8889 (ix86_split_copysign_var): Ditto.
8890 (ix86_expand_args_builtin): Ditto.
8891 (ix86_expand_round_builtin): Ditto.
8892 (ix86_expand_special_args_builtin): Ditto.
8893 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8894 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8895 (udivmodqi4): Ditto.
8896 (absneg splitters): Ditto.
8897 (*jcc_bt<mode>_1): Ditto.
8899 2016-04-19 Richard Biener <rguenther@suse.de>
8901 PR tree-optimization/70724
8902 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8903 restoring out from ...
8904 (free_scc_vn): ... here.
8905 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8906 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8908 (pass_fre::execute): Restore SSA info.
8910 2016-04-19 Richard Biener <rguenther@suse.de>
8912 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8913 * gimple-walk.c (walk_gimple_op): Initialize it.
8914 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8915 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8916 remapping SSA names of defs.
8917 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8920 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8923 * lra-constraints.c (equiv_substition_p): New.
8924 (process_alt_operands): Use it.
8925 (swap_operands): Swap it.
8926 (curr_insn_transform): Update it.
8928 2016-04-18 Michael Matz <matz@suse.de>
8930 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8931 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8932 * tree-core.h (tree_type_common.align): Use bit-field.
8933 (tree_type_common.spare): New.
8934 (tree_decl_common.off_align): Make smaller.
8935 (tree_decl_common.align): Use bit-field.
8937 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8938 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8939 (scan_sharing_clauses): Ditto.
8940 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8941 (omp_finish_file): Ditto.
8942 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8943 (layout_decl): Ditto.
8944 (relayout_decl): Ditto.
8945 (finalize_record_size): Use SET_TYPE_ALIGN.
8946 (finalize_type_size): Ditto.
8947 (finish_builtin_struct): Ditto.
8948 (layout_type): Ditto.
8949 (initialize_sizetypes): Ditto.
8950 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8951 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8952 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8953 (get_chain_field): Ditto.
8954 (get_trampoline_type): Ditto.
8955 (get_nl_goto_field): Ditto.
8956 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8958 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8959 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8960 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8961 (build_qualified_type): Use SET_TYPE_ALIGN.
8962 (build_aligned_type, build_range_type_1): Ditto.
8963 (build_atomic_base): Ditto.
8964 (build_common_tree_nodes): Ditto.
8965 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8966 (expand_one_stack_var_at): Ditto.
8967 * coverage.c (build_var): Use SET_DECL_ALIGN.
8968 * except.c (init_eh): Ditto.
8969 * function.c (assign_parm_setup_block): Ditto.
8970 * symtab.c (increase_alignment_1): Ditto.
8971 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8972 * tree-vect-stmts.c (ensure_base_align): Ditto.
8973 * varasm.c (align_variable): Ditto.
8974 (assemble_variable): Ditto.
8975 (build_constant_desc): Ditto.
8976 (output_constant_def_contents): Ditto.
8978 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8979 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8980 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8981 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8982 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8984 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8987 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8988 replace %vmovsd with "%vmovq".
8989 (vec_concatv2df): Likewise.
8991 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8993 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8994 (*vec_extractv2si_0): Ditto.
8995 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8996 (zero_extended_scalar_load_operand splitters): Ditto.
8997 (vec_extract splitters): Ditto.
8998 (*vec_extractv4si_0_zext): Ditto.
8999 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9001 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9002 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9003 (*sse4_1_extractps): Use lowpart_subreg.
9004 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9006 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9008 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9010 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9011 Mention Solaris 11 packaging changes.
9012 Update gas and gld requirements.
9013 Remove reference to pre-Solaris 10 bug.
9014 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9016 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9019 2016-04-17 Jan Hubicka <jh@suse.cz>
9021 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9022 max_loop_iterations_int.
9024 2016-04-18 Richard Biener <rguenther@suse.de>
9026 PR tree-optimization/43434
9027 * tree-ssa-structalias.c (struct vls_data): New.
9028 (visit_loadstore): Handle all pointer-based accesses.
9029 (compute_dependence_clique): Compute a bitmap of restrict tags
9030 assigned bases and pass it to visit_loadstore.
9032 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9035 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9036 armv8.1-a and armv8.1-a+crc.
9038 2016-04-18 Richard Biener <rguenther@suse.de>
9040 PR tree-optimization/70701
9041 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9042 references after translating through a memcpy.
9044 2016-04-18 Richard Biener <rguenther@suse.de>
9046 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9047 (compute_antic): ... here. For partial antic use regular
9048 postorder and scrap iteration.
9049 (compute_partial_antic_aux): Remove unused return value.
9050 (init_pre): Do not allocate postorder.
9051 (fini_pre): Do not free postorder.
9053 2016-04-18 Richard Biener <rguenther@suse.de>
9056 * expmed.c (extract_bit_field_1): Remove broken case
9057 using a wider MODE_INT mode.
9059 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9061 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9062 unless compiling with at least GCC-4.8.
9064 2016-04-17 Jan Hubicka <jh@suse.cz>
9067 * graphite.c (graphite_finalize): Update call to
9068 tree_estimate_probability.
9069 * predict.h (tree_estimate_probability): Update prototype.
9071 2016-04-17 Jan Hubicka <jh@suse.cz>
9073 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9074 (tree_estimate_probability): Likewise.
9075 (pass_profile::execute): Update.
9076 (report_predictor_hitrates): New function.
9077 * profile.c (compute_branch_probabilities): Use it.
9078 * predict.h (report_predictor_hitrates): Declare.
9080 2016-04-17 Jan Hubicka <jh@suse.cz>
9083 * cgraph.h (cgraph_node::set_const_flag,
9084 cgraph_node::set_pure_flag): Update prototype to return bool;
9086 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9087 of interposable symbol are interposable, too.
9088 (cgraph_set_const_flag_1): Rename to ...
9089 (set_const_flag_1): ... this one; change to self recursive function
9090 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9091 clearnig the flag in all variants and also virtual thunks of const
9092 functions are pure; track if any change was done.
9093 (cgraph_node::set_const_flag): Update.
9094 (struct set_pure_flag_info): New struct.
9095 (cgraph_set_pure_flag_1): Rename to ...
9096 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9097 rather than pointer encoded flags; track if any changes was done;
9098 handle correctly clearning flag and setting flag of aliases already
9100 (cgraph_node::set_pure_flag): Update.
9101 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9103 2016-04-17 Tom de Vries <tom@codesourcery.com>
9106 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9109 2016-04-17 Tom de Vries <tom@codesourcery.com>
9111 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9112 '{}<> ' as escape-for-record.
9114 2016-04-17 Tom de Vries <tom@codesourcery.com>
9116 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9119 2016-04-17 Tom de Vries <tom@codesourcery.com>
9122 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9123 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9124 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9125 * passes.c (finish_optimization_passes): Only call
9126 finish_graph_dump_file if dfi->graph_dump_initialized.
9127 (execute_function_dump, pass_init_dump_file): Use
9128 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9130 2016-04-17 Tom de Vries <tom@codesourcery.com>
9132 PR tree-optimization/70256
9133 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9134 (debug_varmap): New function.
9136 2016-04-17 Tom de Vries <tom@codesourcery.com>
9139 * passes.c (pass_manager::register_pass): Propagate pflags.
9141 2016-04-17 Tom de Vries <tom@codesourcery.com>
9144 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9145 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9146 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9147 check if it's equal to p_start.
9148 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9150 2016-04-15 Jan Hubicka <jh@suse.cz>
9153 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9154 function does not bind to current def.
9155 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9156 handle conservatively calls to functions that does not need to bind
9158 (check_call): Update call of worse_state.
9159 (ignore_edge_for_nothrow): Update.
9160 (ignore_edge_for_pure_const): Likewise.
9161 (propagate_pure_const): Update calls to worse_state.
9162 (skip_function_for_local_pure_const): Reformat comments.
9164 2016-04-15 Jan Hubicka <jh@suse.cz>
9167 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9168 (cgraph_node::function_symbol): Likewise.
9169 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9170 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9171 (symtab_node::ultimate_alias_target): Add REF parameter.
9172 (symtab_node::binds_to_current_def_p): Declare.
9173 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9174 (cgraph_node::function_symbol): Likewise.
9175 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9176 (cgraph_node::get_availability): Likewise.
9177 (cgraph_edge::binds_to_current_def_p): New inline function.
9178 (varpool_node::get_availability): Add REF parameter.
9179 (varpool_node::ultimate_alias_target): Likewise.
9180 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9181 (symtab_node::binds_to_current_def_p): Likewise.
9182 * varpool.c (varpool_node::get_availability): Likewise.
9184 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9187 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9188 Fix mode size check.
9190 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9192 * BASE-VER: Set to 7.0.0.
9194 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9196 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9198 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9200 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9201 architecture revisions.
9203 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9205 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9206 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9207 * config/i386/i386.md (stack decrement to push peepholes): Guard
9208 with !x86_using_red_zone ().
9210 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9213 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9214 to dump_generic_node.
9215 (NIY): Pass also flags to do_niy.
9217 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9219 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9220 (simd_clone_vector_of_formal_parm_types)
9221 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9222 (simd_clone_mangle, simd_clone_create)
9223 (simd_clone_adjust_return_type, create_tmp_simd_array)
9224 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9225 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9226 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9227 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9228 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9229 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9230 * omp-simd-clone.c: ... this new file.
9231 (simd_clone_vector_of_formal_parm_types): Make it static.
9232 * Makefile.in (OBJS): Add omp-simd-clone.o.
9234 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9237 * config/i386/sse.md: Use proper memory operand modifiers.
9240 2016-04-15 Richard Biener <rguenther@suse.de>
9241 Alan Modra <amodra@gmail.com>
9243 PR tree-optimization/70130
9244 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9245 when alignment stays not the same and no not use the realign
9248 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9251 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9252 direct move handlers for KFmode. Change TFmode handlers test from
9253 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9255 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9258 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9259 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9260 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9261 * tree-ssa-live.c (remove_unused_scope_block_p): When
9262 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9263 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9264 block_ultimate_origin is FUNCTION_DECL.
9265 (remove_unused_locals): If current_function_decl is
9266 polymorphic_ctor_dtor_p, pass initial true to
9267 remove_unused_scope_block_p' is_ctor_dtor_block.
9269 2016-04-14 Martin Sebor <msebor@redhat.com>
9274 * doc/extend.texi (Variable Length): Revert.
9276 2016-04-14 Marek Polacek <polacek@redhat.com>
9277 Jan Hubicka <hubicka@ucw.cz>
9280 * tree.c (verify_type): Disable the canonical type of main variant
9283 2016-04-14 Jason Merrill <jason@redhat.com>
9285 * cfgexpand.c, expr.c: Revert previous change.
9287 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9290 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9291 when building a mem ref for the incoming reduction variable.
9293 2016-04-14 Richard Biener <rguenther@suse.de>
9295 PR tree-optimization/70614
9296 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9297 loop if the evolution dropped to chrec_dont_know.
9298 (interpret_condition_phi): Likewise.
9300 2016-04-14 Richard Biener <rguenther@suse.de>
9302 PR tree-optimization/70623
9303 * tree-ssa-pre.c (changed_blocks): Make global ...
9304 (compute_antic): ... local here. Move and fix worklist
9305 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9306 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9307 worklist handling, dump when ANTIC_IN changed.
9308 (compute_partial_antic_aux): Remove worklist handling.
9309 (init_pre): Do not compute post dominators. Add a comment about
9310 the CFG order chosen.
9311 (fini_pre): Do not free post dominators.
9313 2016-04-13 Martin Sebor <msebor@redhat.com>
9318 * doc/extend.texi (Variable Length): Document C++ specifics.
9320 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9323 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9324 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9325 eh edges have been purged.
9328 * tree-sra.c (create_access_replacement,
9329 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9331 * tree-pretty-print.c (dump_fancy_name): New function.
9332 (dump_decl_name, dump_generic_node): Use it.
9334 2016-04-13 Jason Merrill <jason@redhat.com>
9336 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9337 * expr.c (expand_expr_real_1): Likewise.
9339 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9341 * config/i386/i386.md (kunpckhi): Swap operands.
9342 (kunpcksi): Likewise.
9343 (kunpckdi): Likewise.
9344 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9345 (vec_pack_trunc_<mode>): Likewise.
9347 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9350 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9353 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9354 gimplification turns some element into non-constant.
9357 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9358 * explow.c (convert_memory_address_addr_space_1): No longer static,
9359 add NO_EMIT argument and don't call convert_modes if true, pass
9360 it down recursively, remove break after return.
9361 (convert_memory_address_addr_space): Adjust caller.
9362 * simplify-rtx.c (simplify_unary_operation_1): Call
9363 convert_memory_address_addr_space_1 instead of convert_memory_address,
9364 if it returns NULL, don't simplify.
9366 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9369 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9371 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9373 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9374 Bump the upper SIMDLEN limits, so that if the return type or
9375 characteristic type if the return type is void can be passed in
9376 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9379 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9382 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9383 Do not use "=" constraint on an input constraint.
9384 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9385 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9386 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9387 generates (neg (abs ...)) instead of (abs ...).
9389 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9391 PR rtl-optimization/70596
9392 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9393 just invalidate LRA data and reset them. Adjust dump wording.
9395 2016-04-12 Martin Liska <mliska@suse.cz>
9398 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9400 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9402 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9403 max_loop_iterations_int.
9404 (tree_unswitch_outer_loop): Likewise.
9405 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9406 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9408 2016-04-12 Tom de Vries <tom@codesourcery.com>
9410 PR tree-optimization/68756
9411 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9412 instead of new_name.
9414 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9416 PR tree-optimization/70602
9417 * tree-sra.c (generate_subtree_copies): Don't write anything into
9418 constant pool decls.
9420 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9421 regardless whether there are depend clauses or not.
9423 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9426 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9427 target attribute and pragma from changing the -mfloat128
9428 and -mfloat128-hardware options.
9430 * doc/extend.texi (Additional Floating Types): Document PowerPC
9431 __float128 restrictions.
9433 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9436 * config/aarch64/driver-aarch64.c
9437 (aarch64_get_extension_string_for_isa_flags): New.
9438 (arch_extension): Rename to...
9439 (aarch64_arch_extension): ...This.
9440 (ext_to_feat_string): Rename to...
9441 (aarch64_extensions): ...This.
9442 (aarch64_core_data): Keep track of architecture extension flags.
9443 (cpu_data): Rename to...
9444 (aarch64_cpu_data): ...This.
9445 (aarch64_arch_driver_info): Keep track of architecture extension
9447 (get_arch_name_from_id): Rename to...
9448 (get_arch_from_id): ...This, change return type.
9449 (host_detect_local_cpu): Update and reformat for renames, handle
9450 extensions through common infrastructure.
9452 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9455 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9456 track of a canonical flag name.
9457 (all_extensions): Likewise.
9458 (arch_to_arch_name): Also track extension flags enabled by the arch.
9459 (all_architectures): Likewise.
9460 (aarch64_parse_extension): Move to here.
9461 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9463 (aarch64_rewrite_selected_cpu): Update for above change.
9464 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9465 are handled, such that the single explicit value enabled by an
9466 extension is kept seperate from the implicit values it also enables.
9467 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9469 (aarch64_parse_extension): New.
9470 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9471 here to config/aarch64/aarch64-protos.h.
9472 (aarch64_parse_extension): Move from here to
9473 common/config/aarch64/aarch64-common.c.
9474 (aarch64_option_print): Update.
9475 (aarch64_declare_function_name): Likewise.
9476 (aarch64_start_file): Likewise.
9477 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9478 the canonical flag for extensions.
9479 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9482 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9484 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9487 2016-04-09 Tom de Vries <tom@codesourcery.com>
9489 PR tree-optimization/68953
9490 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9491 first to last subscript.
9493 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9495 PR tree-optimization/70586
9496 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9499 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9503 PR tree-optimization/70373
9507 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9508 clauses for acc parallel reductions as necessary. Error on those
9510 * omp-low.c (scan_sharing_clauses): Don't install variables which
9511 are used in acc parallel reductions.
9512 (lower_rec_input_clauses): Remove dead code.
9513 (lower_oacc_reductions): Add support for reference reductions.
9514 (lower_reduction_clauses): Remove dead code.
9515 (lower_omp_target): Don't remap variables appearing in acc parallel
9517 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9519 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9522 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9523 with multiple SSA_NAME defs, force the outputs other than first
9524 to be live before calling live_track_process_def on each output.
9526 PR rtl-optimization/70574
9527 * fwprop.c (forward_propagate_and_simplify): Don't add
9528 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9529 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9530 paradoxical subregs within *loc.
9532 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9534 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9535 -ftree-parallelize-loops={0,1}.
9536 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9537 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9538 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9539 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9540 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9542 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9545 * asan.c (instrument_derefs): If we get unknown location, extract it
9547 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9549 2016-04-08 Tom de Vries <tom@codesourcery.com>
9551 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9552 implicit firstprivate clause.
9554 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9557 * config/arm/thumb2.md (tst + branch-> lsls + branch
9558 peephole below *orsi_not_shiftsi_si): Require that condition
9559 register is dead after the peephole.
9560 (second peephole after the above): Likewise.
9562 2016-04-08 Alan Modra <amodra@gmail.com>
9565 * builtins.c (fold_builtin_classify): For IBM extended precision,
9566 look at just the high-order double to test for NaN.
9567 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9568 test just the high double for Inf but both doubles for subnormal
9571 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9573 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9574 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9575 node->simdclone->mask_mode != VOIDmode masks.
9576 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9577 earlier, use it instead of node->simdclone.
9578 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9579 Set clonei->mask_mode.
9581 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9584 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9585 Pass it through to cp_parser_already_scoped_statement.
9586 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9587 it through to cp_parser_statement.
9588 (cp_parser_statement): Pass IF_P through to
9589 cp_parser_iteration_statement.
9590 (cp_parser_pragma): Adjust call to
9591 cp_parser_iteration_statement.
9593 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9596 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9597 resolve a future -Wparentheses warning.
9598 * omp-low.c (scan_sharing_clauses): Likewise.
9599 * tree-parloops.c (eliminate_local_variables): Likewise.
9601 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9603 PR rtl-optimization/70398
9604 * lra-constraints.c (process_address_1): Check zero scale and code
9605 for reloading with zero scale.
9607 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9609 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9610 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9612 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9614 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9615 Add support for AVX512F clones, include them by default for
9616 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9617 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9621 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9622 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9623 firstprivate clauses.
9624 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9625 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9626 (lower_omp_target): Set TREE_NO_WARNING for
9627 non-addressable possibly uninitialized vars which are copied into
9628 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9630 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9632 * config/pa/predicates.md (integer_store_memory_operand): Accept
9633 REG+D operands with a large offset when reload_in_progress is true.
9634 (floating_point_store_memory_operand): Likewise.
9636 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9639 * match.pd (nested int casts): Limit to GIMPLE.
9641 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9644 * ipa-devirt.c (maybe_record_node): Fix comment; use
9645 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9647 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9649 PR rtl-optimization/70542
9650 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9651 if there are any uses other than insn or debug insns.
9653 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9654 Jakub Jelinek <jakub@redhat.com>
9656 PR tree-optimization/70509
9657 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9658 Shift HOST_WIDE_INT_1U instead of 1.
9660 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9662 PR tree-optimization/70509
9663 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9664 of the vector base type for index.
9666 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9669 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9671 2016-04-05 Richard Biener <rguenther@suse.de>
9673 PR tree-optimization/70526
9674 * tree-sra.c (build_ref_for_offset): Use prev_base to
9675 extract the alias pointer type.
9677 2016-04-05 Richard Biener <rguenther@suse.de>
9679 * dse.c (struct store_info): Remove alias_set member.
9680 (struct read_info_type): Likewise.
9681 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9682 spill_deleted, clear_alias_set_lookup): Remove.
9683 (get_group_info): Remove dead base == NULL_RTX case.
9684 (dse_step0): Remove initialization of removed variables.
9685 (delete_dead_store_insn): Reomve alias set dumping.
9686 (free_read_records): Remove alias_set handling.
9687 (canon_address): Remove alias_set_out parameter.
9688 (record_store): Remove spill_alias_set, it's always zero.
9689 (check_mem_read_rtx): Likewise.
9690 (dse_step2): Rename from ...
9691 (dse_step2_nospill): ... this. Adjust.
9692 (scan_stores): Rename from ...
9693 (scan_stores_nospill): ... this.
9694 (scan_reads): Rename from ...
9695 (scan_reads_nospill): ... this.
9696 (scan_stores_spill, scan_reads_spill): Remove.
9697 (dse_step3_scan): Remove for_spills argument which is always false.
9698 (dse_step3): Likewise.
9699 (dse_step5): Rename from ...
9700 (dse_step5_nospill): ... this. Remove alias_set handling.
9701 (rest_of_handle_dse): Adjust.
9703 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9706 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9707 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9708 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9709 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9711 2016-04-05 Richard Biener <rguenther@suse.de>
9714 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9715 non-register type temporaries into SSA.
9717 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9720 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9721 calls when sanitizing.
9722 (possible_polymorphic_call_target_p): Fix formatting.
9724 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9725 Jakub Jelinek <jakub@redhat.com>
9728 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9729 to ensure a call statement is compatible with a built-in's
9731 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9734 2016-04-04 Richard Biener <rguenther@suse.de>
9736 PR rtl-optimization/70484
9737 * rtl.h (canon_output_dependence): Declare.
9738 * alias.c (canon_output_dependence): New function.
9739 * dse.c (record_store): Use canon_output_dependence rather
9740 than canon_true_dependence.
9742 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9745 * cgraph.h (symtab_node::copy_visibility_from): New function.
9746 * symtab.c (symtab_node::copy_visibility_from): New function.
9747 * ipa-visibility.c (optimize_weakref): New function.
9748 (function_and_variable_visibility): Use it.
9750 2016-04-04 Martin Liska <mliska@suse.cz>
9753 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9754 value that is really in range handled by SBR instruction.
9755 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9756 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9757 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9759 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9763 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9764 set, but not for SP_REG operands.
9766 2016-04-02 Martin Sebor <msebor@redhat.com>
9769 * fold-const.c (maybe_nonzero_address): New function.
9770 (fold_comparison): Call it. Fold equality and relational
9771 expressions involving null pointers.
9772 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9774 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9776 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9777 the "Y" constraint (scalar FP 0.0 immediate).
9779 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9780 Add the "const_double" to the list of operand constraints.
9782 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9784 PR rtl-optimization/70467
9785 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9786 If low word of the last operand is 0, just emit addition/subtraction
9789 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9792 * config/s390/s390.c (s390_expand_insv): Check for everything
9793 constant instead of just VOIDmode stuff.
9795 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9798 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9800 2016-04-01 Nathan Sidwell <nathan@acm.org>
9802 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9804 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9806 PR rtl-optimization/70461
9807 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9810 2016-03-31 Martin Liska <mliska@suse.cz>
9813 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9814 a tree value or an immediate integer value to a buffer
9815 that is eventually copied to a BRIG section.
9816 (emit_immediate_operand): Call the function here.
9817 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9818 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9819 of class' fields that are removed.
9820 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9821 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9822 m_brig_repr_size fields.
9824 2016-03-31 Martin Liska <mliska@suse.cz>
9827 * hsa-gen.c (hsa_function_representation::update_dominance): New
9829 (convert_addr_to_flat_segment): Likewise.
9830 (gen_hsa_memory_set): New alignment argument.
9831 (gen_hsa_ctor_assignment): Likewise.
9832 (gen_hsa_insns_for_single_assignment): Provide alignment
9833 to gen_hsa_ctor_assignment.
9834 (gen_hsa_insns_for_direct_call): Add new argument.
9835 (expand_lhs_of_string_op): New function.
9836 (expand_string_operation_builtin): Likewise.
9837 (expand_memory_copy): New function.
9838 (expand_memory_set): New function.
9839 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9840 (convert_switch_statements): Change signature.
9841 (generate_hsa): Use a return value of the function.
9842 (pass_gen_hsail::execute): Do not call
9843 convert_switch_statements here.
9844 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9845 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9846 (hsa_function_representation::update_dominance): New function.
9848 2016-03-31 Martin Liska <mliska@suse.cz>
9851 * hsa-brig.c (emit_directive_variable): Emit alignment
9852 according to hsa_symbol::m_align.
9853 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9854 (dump_hsa_symbol): Dump alignment of HSA symbols.
9855 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9856 (gen_hsa_addr_with_align): New function.
9857 (hsa_bitmemref_alignment): Use newly added function.
9858 (gen_hsa_insns_for_load): Likewise.
9859 (gen_hsa_insns_for_store): Likewise.
9860 (gen_hsa_memory_copy): New argument added.
9861 (gen_hsa_insns_for_single_assignment): Respect
9862 alignment for assignments processed via gen_hsa_memory_copy.
9863 (gen_hsa_insns_for_direct_call): Likewise.
9864 (gen_hsa_insns_for_return): Likewise.
9865 (gen_function_def_parameters): Set default alignment.
9866 * hsa.c (hsa_object_alignment): New function.
9867 (hsa_byte_alignment): Pasted function.
9868 * hsa.h (hsa_symbol::m_align): New field.
9870 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9872 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9873 scratch field for goto case.
9875 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9877 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9879 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9882 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9883 (scalar_chain::convert_insn): Call convert_op for reg
9884 moves to handle undefined registers.
9886 2016-03-31 Nathan Sidwell <nathan@acm.org>
9889 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9890 Assert we don't want to move backwards.
9892 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9895 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9897 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9899 PR rtl-optimization/70460
9900 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9901 with operand from REG_LABEL_OPERAND, instead substitute
9902 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9903 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9905 2016-03-31 Martin Liska <mliska@suse.cz>
9907 * passes.c (execute_one_pass): Do not call
9908 todo_after for a discarded function.
9910 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9912 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9913 (no_cost, infinite_cost): Initialize the new field.
9914 (get_computation_cost_at): Record setup cost.
9915 (determine_use_iv_cost_address): Skip cost computation for sub
9916 uses if we can estimate it without losing accuracy.
9918 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9920 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9922 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9923 max_loop_iterations_int.
9924 (tree_unswitch_outer_loop): Likewise.
9925 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9926 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9928 2016-03-30 Richard Biener <rguenther@suse.de>
9931 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9933 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9936 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9937 in gen_blendm expander.
9939 2016-03-30 Nick Clifton <nickc@redhat.com>
9942 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9943 case where we are already provided with an SImode SUBREG.
9945 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9948 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9949 conflict between DRAP register and __builtin_eh_return.
9951 2016-03-30 Michael Matz <matz@suse.de>
9952 Richard Biener <rguenther@suse.de>
9955 * ipa-polymorphic-call.c (struct type_change_info): Change
9956 speculative to an unsigned allowing to limit the work we do.
9957 (csftc_abort_walking_p): New inline function..
9958 (check_stmt_for_type_change): Limit the number of may-defs
9959 skipped for speculative devirtualization to
9960 max-speculative-devirt-maydefs.
9961 * params.def (max-speculative-devirt-maydefs): New param.
9962 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9964 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9967 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9970 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9972 PR tree-optimization/59124
9973 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9974 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9976 2016-03-29 Jeff Law <law@redhat.com>
9978 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9980 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9982 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9985 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9987 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9988 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9989 gcrt0.o if linking dynamically.
9991 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9994 * ipa-devirt.c (methods_equal_p): New function.
9995 (compare_virtual_tables): Use it.
9996 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9997 * cgraphclones.c (clone_function_name_1): Use
9998 symbol_table::symbol_suffix_separator.
9999 * coverage.c (build_var): Likewise.
10000 * symtab.c (symbol_table::symbol_suffix_separator): New.
10002 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10004 PR rtl-optimization/70429
10005 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10006 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10007 mode != result_mode.
10010 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10012 PR tree-optimization/70405
10013 * ssa-iterators.h (num_imm_uses): Add missing braces.
10015 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10017 PR rtl-optimization/68695
10018 * ira-color.c (allocno_copy_cost_saving): New.
10019 (improve_allocation): Use it.
10021 2016-03-29 Richard Henderson <rth@redhat.com>
10023 PR middle-end/70355
10024 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10026 2016-03-29 Richard Biener <rguenther@suse.de>
10028 PR middle-end/70424
10029 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10030 use alignment returned by get_pointer_alignment_1 if it is
10031 bigger than BITS_PER_UNIT.
10032 * builtins.c (get_pointer_alignment_1): Do not return true
10033 for alignment extracted from SSA info.
10035 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10037 * config/ft32/ft32.opt (mnodiv): New.
10038 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10039 * doc/invoke.texi (FT32 Options -mnodiv): New.
10041 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10044 * config/i386/i386.md (define_split, andn): Fix modes.
10046 2016-03-26 Richard Biener <rguenther@suse.de>
10047 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10050 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10052 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10053 as 2nd argument to cl_optimization_restore().
10055 2016-03-25 Richard Henderson <rth@redhat.com>
10058 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10059 * config/aarch64/aarch64-protos.h: Declare it.
10060 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10062 2016-03-25 Alan Modra <amodra@gmail.com>
10065 * config/rs6000/constraints.md (j): Simplify.
10066 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10068 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10069 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10070 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10071 in all constraint alternatives.
10072 (movtd_64bit_nodm): Delete "j" constraint alternative.
10074 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10076 * tree-ssa-propagate.c: Enhance docs for
10077 SSA_PROP_NOT_INTERESTING.
10079 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10081 * doc/extend.texi: Fix typo in documentation to pure attribute.
10083 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10086 * config/pa/pa.md (bswapdi2): Use a scratch register.
10088 2016-03-24 Richard Henderson <rth@redhat.com>
10090 PR middle-end/69845
10091 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10094 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10096 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10097 using ix86_expand_binary_operator instead of gen_andsi3.
10099 2016-03-24 Richard Biener <rguenther@suse.de>
10101 PR tree-optimization/70396
10102 * tree-vect-stmts.c (vectorizable_comparison): Use
10103 get_vectype_for_scalar_type.
10105 2016-03-24 Richard Biener <rguenther@suse.de>
10107 PR middle-end/70370
10108 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10109 with register bases.
10111 2016-03-24 Richard Biener <rguenther@suse.de>
10113 PR tree-optimization/70372
10114 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10115 build_all_ones_cst to also handle vector types correctly.
10117 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10120 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10123 2016-03-23 Marek Polacek <polacek@redhat.com>
10126 * doc/invoke.texi: Document -Wignored-attributes.
10128 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10130 PR tree-optimization/69042
10131 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10132 parameter from 30 to 40.
10134 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10136 PR tree-optimization/69042
10137 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10138 for use with constant offset stripped in base.
10140 2016-03-23 Richard Biener <rguenther@suse.de>
10142 PR middle-end/70251
10143 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10144 mode compatibility check.
10145 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10147 2016-03-23 Jeff Law <law@redhat.com>
10149 PR tree-optimization/64058
10150 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10152 (struct ssa_conflicts): Move up earlier in the file.
10153 (conflicts_, var_map_): New static variables.
10154 (initialize_conflict_count): New function to initialize the
10155 CONFLICT_COUNT field for each conflict pair.
10156 (compare_pairs): Lazily initialize the conflict count and use it
10157 as the first tie-breaker.
10158 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10159 and wipe conflicts_ and map_ around the call to qsort. Remove
10160 special case for 2 coalesce pairs.
10161 * bitmap.c (bitmap_count_unique_bits): New function.
10162 (bitmap_count_bits_in_word): New function, extracted from
10164 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10165 * bitmap.h (bitmap_count_unique_bits): Declare it.
10167 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10170 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10171 transparent alias chain for decl assembler name.
10172 * config/sol2.c (solaris_assemble_visibility): Likewise.
10174 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10176 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10178 (v10_fdivs): Likewise.
10179 (v10_fdivd): Likewise.
10181 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10184 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10185 to not call fclose twice on file.
10187 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10189 PR tree-optimization/70354
10190 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10191 oprnd0 is wider than oprnd1 and there is a cast from the wider
10192 type to oprnd1, mask it with the mask of the narrower type.
10195 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10196 Optimize TARGET_STV splitters, if high or low word of last argument
10199 2016-03-22 Jeff Law <law@redhat.com>
10202 tree-ssa-threadbackward.c
10203 (fsm_find_control_statement_thread_paths): Correctly distinguish
10204 between old style jump threads vs FSM jump threads.
10206 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10209 * config/i386/i386.c (scalar_chain::convert_op): Support
10210 uninitialized register usage case.
10212 2016-03-22 Richard Biener <rguenther@suse.de>
10214 PR middle-end/70251
10215 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10217 (capture::gen_transform): ... to change behavior when substituting
10218 a condition into cond or not-cond expr context.
10219 (dt_simplify::gen_1): Adjust.
10220 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10221 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10222 last change and instead change to
10223 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10224 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10226 2016-03-22 Anthony Green <green@moxielogic.com>
10228 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10229 issue for moxiebox targets.
10230 (CC1PLUS_SPEC): Ditto.
10232 2016-03-22 Richard Biener <rguenther@suse.de>
10234 PR middle-end/70333
10235 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10238 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10240 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10242 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10245 * config/i386/i386.c (def_builtin): Handle
10246 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10248 (const struct builtin_description bdesc_special_args[]):
10249 Remove duplicate ISA bits.
10251 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10254 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10255 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10256 in a way that works also for AVX512BW.
10259 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10260 instead of source if operands[1] is xmm16 and above and
10261 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10262 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10265 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10266 on assign if (*from_p) is a comparison, set it to
10267 TREE_NO_WARNING (*from_p).
10269 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10271 PR middle-end/70326
10272 * lra.c (restore_scratches): Ignore deleted insns.
10274 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10275 Jakub Jelinek <jakub@redhat.com>
10277 PR tree-optimization/70317
10278 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10281 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10284 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10285 of ix86_expand_move.
10287 (movti): Use general_operand for operand 1 predicate.
10289 2016-03-21 Martin Liska <mliska@suse.cz>
10291 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10293 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10295 2016-03-21 Martin Liska <mliska@suse.cz>
10298 * ipa-icf.c (sem_function::parse): Skip static
10299 constructors and destructors.
10301 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10304 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10305 function-like macro, peek following token(s) if it is followed
10306 by CPP_OPEN_PAREN token with optional padding in between, and
10307 if not, don't treat it like a macro.
10309 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10310 Alexander Monakov <amonakov@ispras.ru>
10312 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10313 for the stabs debug format.
10315 2016-03-21 Richard Biener <rguenther@suse.de>
10317 PR tree-optimization/70310
10318 * tree-vect-generic.c (expand_vector_condition): Fold the built
10321 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10324 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10325 Block third alternative for AVX-512VL target,
10327 2016-03-21 Martin Liska <mliska@suse.cz>
10330 * hsa-brig.c (emit_function_directives): Mark unemitted
10331 global variables for emission.
10332 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10333 (get_symbol_for_decl): Likewise.
10334 * hsa.h (struct hsa_symbol): New flag.
10336 2016-03-21 Richard Biener <rguenther@suse.de>
10338 PR tree-optimization/70288
10339 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10340 we do not estimate unsimplified all-constant conditionals or
10341 switches as optimized away.
10343 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10345 PR rtl-optimization/69102
10346 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10347 when we have a readonly dependency context.
10349 2016-03-18 Jeff Law <law@redhat.com>
10351 PR rtl-optimization/70263
10352 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10353 (update_equiv_regs): When trying to move a store to after the insn
10354 that sets the source of the store, make sure the store occurs after
10355 the insn that sets the source of the store. When successful note
10356 the REG_EQUIV note created in the dump file.
10358 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10359 Bernd Schmidt <bschmidt@redhat.com>
10361 * doc/extend.texi: Document more potential problems with basic asms.
10363 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10365 PR rtl-optimization/70278
10366 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10369 2016-03-18 Jason Merrill <jason@redhat.com>
10371 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10373 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10375 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10376 values to 128b regs.
10378 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10380 PR tree-optimization/70252
10381 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10382 boolean vector has a proper number of elements.
10383 (supportable_narrowing_operation): Likewise.
10385 2016-03-18 Tom de Vries <tom@codesourcery.com>
10388 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10390 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10392 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10393 instead of replace_rtx for DEBUG_INSNs.
10395 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10397 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10398 load type reservations.
10400 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10403 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10404 define_constraint for "Q" and "T" constraints.
10406 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10408 Tweak the pipeline model for Exynos M1
10410 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10413 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10416 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10417 where one or both locations aren't within a line_map.
10419 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10422 * opts.c (finish_options): Don't set flag_pie to the default if
10423 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10426 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10428 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10429 true as ALL_REGS argument to replace_rtx.
10431 2016-03-17 Richard Biener <rguenther@suse.de>
10434 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10437 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10440 * rtl.h (replace_rtx): Add ALL_REGS argument.
10441 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10442 equality and assert mode is the same, instead of just rtx pointer
10444 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10445 true as ALL_REGS argument to replace_rtx.
10447 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10449 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10450 for boolean vector with vector mode only.
10451 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10453 2016-03-17 Nick Clifton <nickc@redhat.com>
10456 * config/rx/rx.c (rx_print_integer): Print negative constants in
10459 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10462 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10464 2016-03-16 Richard Henderson <rth@redhat.com>
10465 Richard Biener <rguenth@suse.de>
10467 PR middle-end/70240
10468 PR middle-end/68215
10470 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10471 first operand as is_gimple_condexpr.
10473 PR middle-end/70240
10474 PR middle-end/68215
10476 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10477 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10478 Do not gimplify the result.
10479 (do_unop): Adjust call to tree_vec_extract.
10480 (do_binop): Likewise.
10481 (do_compare): Likewise.
10482 (do_plus_minus): Likewise.
10483 (do_negate): Likewise.
10484 (expand_vector_condition): Likewise.
10485 (do_cond): Likewise.
10487 2016-03-16 Richard Henderson <rth@redhat.com>
10490 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10491 (aarch64_classify_address): Use it.
10492 (aarch64_legitimize_address): Force all subexpressions of PLUS
10493 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10495 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10496 Richard Biener <rguenth@suse.de>
10499 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10500 return to even if only REGNO is equal, and assert
10503 2016-03-11 Jeff Law <law@redhat.com>
10505 PR rtl-optimization/70224
10506 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10508 2016-03-16 Richard Henderson <rth@redhat.com>
10510 PR middle-end/70199
10511 * function.h (struct function): Add has_forced_label_in_static.
10512 * gimplify.c (force_labels_r): Set it.
10513 * lto-streamer-in.c (input_struct_function_base): Read it.
10514 * lto-streamer-out.c (output_struct_function_base): Write it.
10515 * tree-inline.c (has_label_address_in_static_1): Remove.
10516 (copy_forbidden): Remove fndecl parameter; test
10517 has_forced_label_in_static.
10518 (inline_forbidden_p): Update call to copy_forbidden.
10519 (tree_versionable_function_p): Likewise.
10520 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10521 (chkp_versioning): Likewise.
10522 * tree-inline.h (copy_forbidden): Update decl.
10524 2016-03-16 Marek Polacek <polacek@redhat.com>
10527 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10528 function being thunked if the result type doesn't have fixed size.
10529 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10530 doesn't have fixed size.
10532 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10534 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10535 reporting malformed loop nest.
10537 2016-03-16 Tom de Vries <tom@codesourcery.com>
10540 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10541 nodes.length () == 1 test to before first nodes[0] access.
10543 2016-03-16 Tom de Vries <tom@codesourcery.com>
10545 PR tree-optimization/68715
10546 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10547 single_pred_p test.
10549 2016-03-16 Tom de Vries <tom@codesourcery.com>
10551 PR tree-optimization/68809
10552 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10555 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10556 Sandra Loosemore <sandra@codesourcery.com>
10558 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10559 on leaf attribute. Mention ELF interposition problems.
10561 2016-03-16 Alan Modra <amodra@gmail.com>
10563 PR rtl-optimization/69195
10564 PR rtl-optimization/47992
10565 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10568 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10571 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10573 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10575 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10577 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10579 PR rtl-optimization/70222
10580 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10581 optimization if mode is different from result_mode, queue up masking
10582 of the result in outer_op. Formatting fix.
10584 PR middle-end/70239
10585 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10588 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10590 PR rtl-optimization/69032
10591 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10592 looping backwards over basic block insns.
10594 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10597 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10598 to non-speculative when propagating trap bits.
10600 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10602 PR rtl-optimization/63384
10603 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10604 DEBUG_INSN_P insns.
10606 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10609 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10610 factored out from ...
10611 (sched_analyze_insn): ... here.
10612 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10613 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10614 get_implicit_reg_pending_clobbers in it.
10615 (setup_id_reg_sets): Use setup_id_implicit_regs.
10616 (deps_init_id): Ditto.
10618 2016-03-15 Tom de Vries <tom@codesourcery.com>
10621 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10623 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10624 execute_function_dump.
10625 (execute_one_pass): Don't dump function if it will be dumped after ipa
10628 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10630 * genrecog.c (match_pattern_2): If pred is NULL don't call
10631 safe_predicate_mode on it.
10633 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10635 PR middle-end/70219
10636 * lra-constraints.c (delete_move_and_clobber): Change assertion
10637 to also allow dregno == 0.
10639 2016-03-14 Richard Henderson <rth@redhat.com>
10642 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10643 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10644 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10645 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10648 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10651 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10653 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10655 * lra-constraints.c (split_reg): For hard regs, try to find the
10656 biggest single-register mode used in the function.
10658 2016-03-14 Richard Biener <rguenther@suse.de>
10660 PR tree-optimization/56365
10661 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10662 constants to compare against.
10664 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10667 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10668 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10669 (define_split for the GPR case): Use int_reg_operand instead of
10670 gpc_reg_operand for the output.
10672 2016-03-14 Tom de Vries <tom@codesourcery.com>
10674 PR tree-optimization/70045
10675 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10676 create_empty_if_region_on_edge argument.
10678 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10680 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10681 (STACK_CHECK_PROTECT): Likewise.
10682 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10683 (STACK_CHECK_PROTECT): Likewise.
10684 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10685 (STACK_CHECK_PROTECT): Likewise.
10686 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10687 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10688 (STACK_CHECK_PROTECT): Likewise.
10690 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10692 PR rtl-optimization/69307
10693 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10694 registers in modes that span more than one register.
10696 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10699 * lra-constraints.c (delete_move_and_clobber): New.
10700 (remove_inheritance_pseudos): Use it.
10702 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10705 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10706 the libcall is LCT_THROW.
10707 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10708 for the checking routine.
10710 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10713 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10714 optimization if we have direct move.
10715 (roundu32<mode>2_fprs): Likewise.
10717 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10720 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10722 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10723 Arguments swapped. All callers changed. Take reg_renumber into
10724 account, and Calculate and compare register ranges for hard regs.
10726 2016-03-11 Jeff Law <law@redhat.com>
10728 PR tree-optimization/70190
10729 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10730 Handle cases where we can not extract the taken edge, even though we
10731 found a constant value.
10733 PR tree-optimization/64058
10734 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10735 (num_coalesce_pairs): Move up earlier in file.
10736 (find_coalesce_pair): Initialize the INDEX field for each pair
10738 (compare_pairs): No longer sort on the elements in each pair.
10739 Instead break ties with the index of the coalesce pair.
10741 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10744 * config/aarch64/aarch64-protos.h
10745 (aarch64_save_restore_target_globals): New prototype.
10746 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10747 Call the above when popping pragma.
10748 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10750 (aarch64_set_current_function): Rewrite using the above.
10752 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10754 PR tree-optimization/70177
10755 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10756 (extract_ops_from_tree): ... this. In the 2 argument
10757 overload remove _1 suffix.
10758 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10759 (extract_ops_from_tree): ... this.
10760 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10762 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10763 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10764 extract_ops_from_tree instead of 2 operand one.
10766 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10768 PR tree-optimization/70013
10769 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10770 for constant-pool entries.
10772 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10774 PR rtl-optimization/70174
10775 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10776 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10778 PR tree-optimization/70169
10779 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10780 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10783 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10784 Jakub Jelinek <jakub@redhat.com>
10787 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10788 of uninitialized values.
10790 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10792 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10794 ("*trunctddd2"): New pattern definition.
10795 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10798 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10800 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10801 definitions for BFP and DFP rounding modes.
10802 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10803 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10804 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10805 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10808 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10810 * config/s390/constraints.md: Adjust comment.
10811 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10812 s390_decompose_addrstyle_without_index.
10813 * config/s390/predicates.md (shift_count_or_setmem_operand):
10814 Rename to setmem_operand.
10815 * config/s390/s390-protos.h
10816 (s390_decompose_shift_count): Rename to
10817 s390_decompose_addrstyle_without_index.
10818 * config/s390/s390.c (s390_decompose_shift_count)
10819 (s390_mem_constraint, print_shift_count_operand)
10820 (print_operand_address, print_operand): Rename
10821 s390_decompose_shift_count to
10822 s390_decompose_addrstyle_without_index and rename
10823 print_shift_count_operand to print_addrstyle_operand troughout the
10825 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10826 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10827 Rename shift_count_or_setmem_operand to setmem_operand.
10828 * config/s390/vx-builtins.md ("vec_insert<mode>")
10829 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10832 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10835 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10836 Handle overlapping retval and newval.
10838 2016-03-10 Nick Clifton <nickc@redhat.com>
10841 * config/aarch64/aarch64.c
10842 (aarch64_override_options_after_change_1): When forcing
10843 flag_omit_frame_pointer to be true, use a special value that can
10844 be detected if this function is called again, thus preventing
10845 flag_omit_leaf_frame_pointer from being forced to be false.
10847 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10849 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10850 Set x_flag_omit_leaf_frame_pointer when handling
10851 -momit-leaf-frame-pointer.
10853 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10856 * cgraph.c (cgraph_node::dump): Dump split_part and
10857 indirect_call_target.
10858 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10859 * ipa.c (has_addr_references_p): Cleanup.
10860 (is_indirect_call_target_p): New.
10861 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10862 called indirectly as local.
10863 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10865 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10868 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10869 on cxa_pure_virtual.
10871 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10874 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10876 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10879 * tree.c (need_assembler_name_p): Only record main variant type names.
10881 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10884 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10885 Always define to 0 or 1.
10886 (TARGET_FIX_ERR_A53_843419): New macro.
10887 * config/aarch64/aarch64-elf-raw.h
10888 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10889 * config/aarch64/aarch64-linux.h: Likewise.
10890 * config/aarch64/aarch64.c
10891 (aarch64_override_options_after_change_1): Do not default
10892 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10894 (aarch64_attributes): Handle fix-cortex-a53-843419.
10895 (aarch64_can_inline_p): Likewise.
10896 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10898 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10899 Jakub Jelinek <jakub@redhat.com>
10901 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10902 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10903 DECL_COMMONS if flag_unconstrained_commons is set.
10904 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10905 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10906 (funconstrained-commons): Document.
10908 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10910 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10911 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10913 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10915 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10916 has a proper number of elements.
10918 2016-03-10 Alan Modra <amodra@gmail.com>
10920 PR rtl-optimization/69195
10921 PR rtl-optimization/47992
10922 * ira.c (recorded_label_ref): Delete.
10923 (update_equiv_regs): Return void.
10924 (indirect_jump_optimize): New function.
10925 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10926 before regstat_compute_ri. Don't rebuild_jump_labels here.
10927 Delete update_regstat.
10929 2016-03-10 Richard Biener <rguenther@suse.de>
10931 PR tree-optimization/70128
10932 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10933 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10935 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10937 PR tree-optimization/70152
10938 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10939 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10942 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10943 instead of gen_sse2_loadlpd.
10944 * config/i386/sse.md (*vec_concatv2df): Rename to...
10945 (vec_concatv2df): ... this.
10947 PR tree-optimization/70127
10948 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10950 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10954 * diagnostic-show-locus.c (compatible_locations_p): New function.
10955 (layout::layout): Sanitize ranges using compatible_locations_p.
10957 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10961 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10962 location_range param with three const expanded_locations * and a
10964 (layout::layout): Replace call to
10965 rich_location::lazily_expand_location with get_expanded_location.
10966 Extract the range and perform location expansion here, passing
10967 the results to the layout_range ctor.
10968 * diagnostic.c (source_range::debug): Delete.
10969 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10970 of rich_location::get_expanded_location.
10971 * gcc-rich-location.c (get_range_for_expr): Delete.
10972 (gcc_rich_location::add_expr): Reimplement to avoid the
10973 rich_location::add_range overload that took a location_range,
10974 passing a location_t instead.
10976 2016-03-09 Richard Biener <rguenther@suse.de>
10977 Jakub Jelinek <jakub@redhat.com>
10979 PR tree-optimization/70138
10980 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10981 Also skip vect_double_reduction_def.
10983 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10986 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10987 if the operand is "m".
10989 2016-03-09 Nathan Sidwell <nathan@acm.org>
10991 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10993 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10995 * config/i386/i386.c (processor_target_table): Fix cost table
10996 intialization order for znver1.
10998 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11000 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11001 - becuase -> because.
11002 * ipa-reference.c (ignore_module_statics): Likewise.
11003 * cgraph.c (cgraph_node::get_body): Likewise.
11004 * ipa-inline.c (early_inliner): Likewise.
11005 * ipa-devirt.c (types_same_for_odr): Likewise.
11006 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11007 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11009 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11011 * tree-ssa-math-opts.c: Fix typo in comment.
11013 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11016 * config/i386/i386.c (scalar_chain::make_vector_copies,
11017 scalar_chain::convert_reg): Call end_sequence in between
11018 get_insns and emit_conversion_insns rather than after both
11021 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11024 * config/i386/i386.h (machine_function): Add
11025 pc_thunk_call_expanded flag.
11026 (ix86_pc_thunk_call_expanded): New define.
11027 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11028 (*set_got): Rename insn pattern from set_got.
11029 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11030 * config/i386/i386.c (ix86_compute_frame_layout): Use
11031 ix86_pc_thunk_call_expanded to prevent red-zone.
11033 2016-03-07 Martin Jambor <mjambor@suse.cz>
11035 * hsa.h (hsa_get_ctor_statements): Declare.
11036 (hsa_get_dtor_statements): Likewise.
11037 (hsa_get_kernel_dispatch_type): Likewise.
11038 * hsa.c (hsa_get_ctor_statements): New function.
11039 (hsa_get_dtor_statements): Likewise.
11040 (hsa_get_kernel_dispatch_type): Likewise.
11041 * hsa-brig.c (hsa_cdtor_statements): Removed.
11042 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11043 hsa_get_dtor_statements.
11044 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11045 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11047 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11049 * config/arm/arm-cores.def (cortex-r8): New.
11050 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11051 * config/arm/arm-tune.md: Likewise.
11052 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11054 2016-03-07 Martin Sebor <msebor@redhat.com>
11056 PR rtl-optimization/19705
11057 * doc/invoke.texi (Options That Control Optimization): Clarify
11058 -fno-branch-count-reg.
11060 2016-02-26 Richard Biener <rguenther@suse.de>
11061 Jeff Law <law@redhat.com>
11063 PR tree-optimization/69740
11064 * cfghooks.c (remove_edge): Request loop fixups if we delete
11065 an edge that might turn an irreducible loop into a natural
11067 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11068 Move after definition of loops_state_clear.
11070 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11072 PR rtl-optimization/69052
11073 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11076 2016-03-07 Tom de Vries <tom@codesourcery.com>
11078 PR tree-optimization/70116
11079 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11080 is_tm_ending stmts and ubsan/asan internal functions.
11081 (find_duplicate): Use it. Don't test is_tm_ending here.
11083 2016-03-07 Richard Biener <rguenther@suse.de>
11085 PR tree-optimization/70115
11086 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11087 (propagate_constants_for_unrolling): Use replace_uses_by.
11089 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11091 PR middle-end/69916
11092 * omp-low.c (struct oacc_loop): Add ifns.
11093 (new_oacc_loop_raw): Initialize it.
11094 (finish_oacc_loop): Clear mask & flags if no ifns.
11095 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11096 (oacc_loop_xform_loop): Add ifns arg & adjust.
11097 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11099 2016-03-07 Richard Henderson <rth@redhat.com>
11102 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11103 (insert_value_copy_on_edge): Likewise.
11105 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11107 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11109 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11112 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11114 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11116 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11118 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11120 Fix sseimul type attribute.
11121 * config/i386/znver1.md
11122 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11123 znver1_sseimul_avx256_load) : Fix the type attribute.
11124 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11125 pipe usage and latency.
11127 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11130 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11131 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11134 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11137 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11139 PR rtl-optimization/69941
11140 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11141 the reg share its mode.
11143 2016-03-04 Jeff Law <law@redhat.com>
11145 PR tree-optimization/69196
11146 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11147 If the both SSA_NAMEs are anonymous, then consider them unassociated
11148 and include the PHI in the statement count.
11150 2016-03-05 Tom de Vries <tom@codesourcery.com>
11152 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11153 construct in oacc routine. Check for oacc region in oacc routine.
11155 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11158 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11159 2016-02-22 changes, instead don't recurse if RECUR is already true.
11160 Don't change *dynamic_check if RECUR. Adjust recursive caller
11161 to pass true to the new argument.
11162 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11165 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11166 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11168 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11170 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11172 PR rtl-optimization/57676
11173 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11174 with flag_checking.
11176 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11178 * tree-vect-patterns.c (search_type_for_mask): Handle
11179 comparison of booleans.
11181 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11183 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11187 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11188 all other ops that have dw_val_class_die_ref operands,
11189 and DW_OP_GNU_entry_value.
11191 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11193 PR rtl-optimization/69904
11194 * config/arm/arm.c (arm_cannot_copy_insn_p):
11195 Return true for load-exclusive instructions.
11197 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11200 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11201 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11202 the pattern no matter if it is used just by non-pattern, pattern
11204 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11205 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11206 oprnd1 def_stmt is in pattern, don't look through it.
11208 2016-03-03 Marek Polacek <polacek@redhat.com>
11210 PR middle-end/70050
11211 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11213 2016-03-03 Martin Liska <mliska@suse.cz>
11215 PR tree-optimization/70043
11216 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11217 previous statement if we see a debug statement.
11219 2016-03-03 Richard Biener <rguenther@suse.de>
11221 PR tree-optimization/55936
11222 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11223 parameter and guard unsafe equivalence use.
11224 (vrp_evaluate_conditional_warnv_with_ops): Always use
11225 safe equivalences but not via the quadratic compare_names
11228 2016-03-03 Michael Collison <michael.collison@linaro.org>
11231 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11232 for operand 1 to s_register_operand. Change predicate for operand
11233 2 to arm_not_immediate_operand.
11235 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11237 * doc/tm.texi: Regenerated.
11239 2016-03-02 Richard Henderson <rth@redhat.com>
11242 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11243 simplification when all args are positive non-fixed registers.
11245 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11247 * target.def (lra_p): Specify that new ports should use LRA.
11249 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11252 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11253 gimplify_type_sizes the type they refer to.
11254 (omp_notice_variable): Handle reference vars to VLAs.
11255 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11256 reference to VLA decls in the second pass instead of first pass.
11258 2016-03-02 Tom de Vries <tom@codesourcery.com>
11260 PR tree-optimization/68659
11261 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11262 new_expr == NULL_TREE.
11263 (get_new_name): Handle ADDR_EXPR.
11265 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11267 PR rtl-optimization/69052
11268 * loop-invariant.c (canonicalize_address): New function.
11269 (inv_can_prop_to_addr_use): Check validity of address expression
11270 which is canonicalized by above function.
11272 2016-03-02 Alan Modra <amodra@gmail.com>
11275 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11278 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11281 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11282 (*movhi_internal): Put mask moves from and to memory separately
11283 from moves from/to GPRs.
11285 2016-03-02 Richard Biener <rguenther@suse.de>
11287 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11288 GENERIC expressions in GIMPLE.
11290 2016-03-02 Richard Biener <rguenther@suse.de>
11292 * config/i386/i386.c (type_natural_mode): Fix typo.
11294 2016-03-02 Nick Clifton <nickc@redhat.com>
11296 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11298 2016-03-02 Richard Biener <rguenther@suse.de>
11299 Uros Bizjak <ubizjak@gmail.com>
11302 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11304 2016-03-02 Richard Biener <rguenther@suse.de>
11306 PR middle-end/67278
11307 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11309 2016-03-02 Marek Polacek <polacek@redhat.com>
11312 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11313 "is promoted to" warning.
11315 2016-03-01 DJ Delorie <dj@redhat.com>
11317 * config.gcc: Deprecate mep-*.
11319 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11321 PR middle-end/70025
11322 * lra-constraints.c (regno_val_use_in): New.
11323 (match_reload): Use it instead of regno_use_in.
11325 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11327 PR rtl-optimization/70007
11328 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11329 references present in REG_EQUAL notes attached to non-SET patterns.
11331 2016-03-01 Jeff Law <law@redhat.com>
11333 PR tree-optimization/69196
11334 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11335 Appropriately clamp the number of statements to copy when the
11336 thread path does not traverse a loop backedge.
11338 PR tree-optimization/69196
11339 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11340 Do count some PHIs in the thread path against the insn count. Decrease
11341 final statement count by one as the control statement in the last
11342 block will get removed. Remove special cased code for handling PHIs
11345 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11348 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11349 asm dialect alternatives to explicit GOTPCREL calls.
11351 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11354 * ira.c (do_reload): Issue warning for generic stack checking here...
11355 * reload1.c (reload): ...instead of here and streamline it.
11357 2016-03-01 Nick Clifton <nickc@redhat.com>
11359 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11361 2016-03-01 Richard Biener <rguenther@suse.de>
11363 PR tree-optimization/69983
11364 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11365 types and fall back to operand_equal_p.
11367 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11370 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11372 * config/s390/constraints.md ("jm8"): New constraint.
11373 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11375 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11377 ("*setmem_long<setmem_and>"): New pattern.
11378 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11380 ("*setmem_long_31z<setmem_and>"): New pattern.
11381 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11382 New substitution rules with the required attributes.
11385 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11388 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11390 * gensupport.c (process_substs_on_one_elem): Split loop to
11391 complete mark_operands_used_in_match_dup on all expressions in the
11393 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11394 and remove function.
11396 2016-03-01 Richard Biener <rguenther@suse.de>
11398 PR middle-end/70022
11399 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11400 vector BIT_FIELD_REF extract.
11402 2016-03-01 Richard Biener <rguenther@suse.de>
11404 PR tree-optimization/69994
11405 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11407 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11409 PR tree-optimization/69956
11410 * tree-vect-stmts.c (supportable_widening_operation): Support
11411 multi-step conversion of boolean vectors.
11412 (supportable_narrowing_operation): Likewise.
11414 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11416 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11419 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11421 * config/s390/subst.md (DSI_VI): New mode iterator.
11422 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11423 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11424 the insn definition.
11425 ("*vec_set<mode>"): Change predicate and add alternative to
11426 support only either register or const_int operands as element
11428 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11430 ("vec_extract<mode>"): New expander.
11431 ("*vec_extract<mode>"): New insn definition supporting reg and
11432 const_int element selectors.
11433 ("*vec_extract<mode>_plus"): New insn definition supporting
11434 reg+const_int element selectors.
11435 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11436 following expander+insn definition.
11437 ("<vec_shifts_name><mode>3"): New expander.
11438 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11440 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11442 * config/s390/s390.md ("*tabort_1"): Change predicate to
11443 nonmemory_operand. Add a second alternative to cover
11444 register as well as const int operands.
11445 ("*tabort_1_plus"): New pattern definition.
11447 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11449 * config/s390/s390.md ("*ashrdi3_cc_31")
11450 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11451 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11452 Merge insn definitions into ...
11453 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11454 New pattern definition.
11455 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11456 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11457 ("*ashr<mode>3_and"): Merge insn definitions into ...
11458 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11459 New pattern definition.
11460 * config/s390/subst.md ("addr_style_op_cc_subst")
11461 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11462 substitutions patterns plus attributes.
11463 Add ashiftrt to SUBST iterator.
11465 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11467 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11468 op2 to nonmemory_operand.
11469 ("*<shift>di3_31", "*<shift>di3_31_and"):
11470 Merge into single pattern definition ...
11471 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11472 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11473 pattern definition ...
11474 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11475 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11478 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11480 * config/s390/predicates.md (const_int_6bitset_operand): New
11482 * config/s390/s390.md: Include subst.md.
11483 ("rotl<mode>3"): New expander.
11484 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11486 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11487 * config/s390/subst.md: New file.
11489 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11491 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11492 Remove RRR type. It doesn't really exist.
11493 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11495 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11496 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11497 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11498 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11499 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11500 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11501 `enabled' attribute.
11503 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11505 * gensupport.c (process_substs_on_one_elem): Split loop to
11506 complete mark_operands_used_in_match_dup on all expressions in the
11508 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11509 and remove function.
11511 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11514 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11515 (CEIL_NWORDS): ...this. Use CEIL macro.
11516 (compute_fp_layout): Adjust to above renaming.
11517 (function_arg_union_value): Likewise.
11518 (sparc_arg_partial_bytes): Likewise.
11519 (sparc_function_arg_advance): Likewise.
11521 2016-02-29 Jeff Law <law@redhat.com>
11523 PR tree-optimization/70005
11524 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11525 where an object with a boolean range is compared against a value
11528 PR tree-optimization/69999
11529 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11530 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11533 2016-02-29 Richard Biener <rguenther@suse.de>
11535 PR tree-optimization/69994
11536 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11537 (get_unary_op): Look through nop conversions.
11538 (ops_equal_values_p): New function, look for equality diregarding
11540 (eliminate_plus_minus_pair): Use ops_equal_values_p
11541 (repropagate_negates): Do not use get_unary_op here.
11543 2016-02-29 Martin Liska <mliska@suse.cz>
11545 * system.h: Poison ENABLE_CHECKING macro.
11547 2016-02-29 Martin Liska <mliska@suse.cz>
11549 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11550 is presented in dump flags.
11551 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11552 (hsa_regalloc): Likewise.
11554 2016-02-19 Richard Biener <rguenther@suse.de>
11556 PR tree-optimization/69980
11557 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11558 permutation of those we need to keep.
11560 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11563 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11564 (NWORDS_UP): ...this
11565 (init_cumulative_args): Minor tweaks.
11566 (sparc_promote_function_mode): Likewise.
11567 (scan_record_type): Delete.
11568 (traverse_record_type): New function template.
11569 (classify_data_t): New structure type.
11570 (classify_registers): New inline function.
11571 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11572 exhausted. Instantiate traverse_record_type on classify_registers and
11573 deal with the case of a structure passed in slot #15 with no FP field
11575 (assign_data_t): New structure type.
11576 (compute_int_layout): New static function.
11577 (compute_fp_layout): Likewise.
11578 (count_registers): New inline function.
11579 (assign_int_registers): New static function.
11580 (assign_fp_registers): Likewise.
11581 (assign_registers): New inline function.
11582 (function_arg_record_value_1): Delete.
11583 (function_arg_record_value_2): Likewise.
11584 (function_arg_record_value_3): Likewise.
11585 (function_arg_record_value): Adjust to above changes. Instantiate
11586 traverse_record_type on count_registers to first count the number of
11587 registers to be used and then on assign_registers to assign them.
11588 (function_arg_union_value): Adjust to above renaming.
11589 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11590 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11591 case of a structure passed in slot #15
11592 (sparc_function_arg_advance): Likewise.
11593 (function_arg_padding): Minor tweak.
11595 2016-02-29 Richard Biener <rguenther@suse.de>
11597 PR tree-optimization/69720
11598 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11599 the adjustment_def path for possibly vectorized defs.
11600 (vect_create_epilog_for_reduction): Handle vectorized initial
11603 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11605 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11607 2016-02-27 Jeff Law <law@redhat.com>
11610 2016-02-26 Richard Biener <rguenther@suse.de>
11611 Jeff Law <law@redhat.com>
11613 PR tree-optimization/69740
11614 * cfghooks.c (remove_edge): Request loop fixups if we delete
11615 an edge that might turn an irreducible loop into a natural
11618 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11620 PR rtl-optimization/69896
11621 * tree-vect-generic.c (get_compute_type): Avoid single element
11624 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11626 Rename the AArch64 tuning option and related functions to enable the
11627 Newton series for the reciprocal square root to reflect its
11628 approximative characteristic.
11630 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11631 function to "aarch64_emit_approx_rsqrt".
11632 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11633 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11634 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11635 (xgene1_tunings): Likewise.
11636 (use_rsqrt_p): Likewise.
11637 (aarch64_emit_swrsqrt): Use new function name.
11638 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11639 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11640 text explaining this option.
11641 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11643 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11646 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11647 complain about -mallow-movmisalign without -mvsx if
11648 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11650 2016-02-26 Joel Sherrill <joel@rtems.org>
11652 * config.gcc: Add x86_64-*-rtems*.
11653 * config/i386/rtems-64.h: New file.
11655 2016-02-26 Joel Sherrill <joel@rtems.org>
11657 * config.gcc: Add aarch64-*-rtems*.
11658 * config/aarch64/rtems.h: New file.
11660 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11663 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11664 shift amount using %h. Add comment.
11666 2016-02-26 Richard Biener <rguenther@suse.de>
11667 Jeff Law <law@redhat.com>
11669 PR tree-optimization/69740
11670 * cfghooks.c (remove_edge): Request loop fixups if we delete
11671 an edge that might turn an irreducible loop into a natural
11674 2016-02-26 Martin Jambor <mjambor@suse.cz>
11676 PR middle-end/69920
11677 * tree-sra.c (sra_modify_assign): Do not remove loads of
11678 uninitialized aggregates to SSA_NAMEs.
11680 2016-02-26 Richard Henderson <rth@redhat.com>
11683 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11684 pseudo in case the target rtx matches the source of the left
11687 2016-02-26 Martin Jambor <mjambor@suse.cz>
11690 * hsa.h (hsa_type_packed_p): Declare.
11691 * hsa.c (hsa_type_packed_p): New function.
11692 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11694 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11695 * hsa-brig.c (emit_basic_insn): Likewise.
11697 2016-02-26 Martin Jambor <mjambor@suse.cz>
11700 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11702 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11704 2016-02-26 Martin Jambor <mjambor@suse.cz>
11706 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11707 hsa_op_with_type operands.
11708 (hsa_unsigned_type_for_type): Declare.
11709 * hsa.c (hsa_unsigned_type_for_type): New function.
11710 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11711 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11712 the finalizer. Do not emit extra move.
11714 2016-02-26 Martin Jambor <mjambor@suse.cz>
11716 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11717 atomic operations in private segment.
11719 2016-02-26 Martin Jambor <mjambor@suse.cz>
11721 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11722 statements to wi->info. Also disallow omp simd constructs.
11723 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11724 for not gridifying. Dump special string for omp_for.
11726 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11729 * config/aarch64/aarch64.c (aarch64_set_current_function):
11730 Save/restore target globals when switching to
11731 target_option_default_node.
11733 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11736 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11737 Return 0 if !SHIFT_COUNT_TRUNCATED.
11739 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11740 Eric Botcazou <ebotcazou@adacore.com>
11742 PR rtl-optimization/69891
11743 * dse.c (scan_insn): If we can't figure out memset arguments
11744 or they are non-constant, call clear_rhs_from_active_local_stores.
11746 2016-02-26 Martin Liska <mliska@suse.cz>
11748 * doc/extend.texi: Mention clog10, clog10f an clog10l
11749 in Builtins section.
11751 2016-02-26 Martin Liska <mliska@suse.cz>
11753 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11755 (resolve_args_picking_1): Likewise.
11756 * dwarf2out.h (struct GTY): Likewise.
11758 2016-02-26 Martin Liska <mliska@suse.cz>
11760 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11761 with flag_checking.
11762 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11764 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11765 Martin Liska <mliska@suse.cz>
11767 * doc/install.texi: Mention --enable-valgrind-annotations.
11769 2016-02-26 Richard Biener <rguenther@suse.de>
11771 PR tree-optimization/69551
11772 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11773 looking through aliases adjust DECL_PT_UID to refer to the
11774 ultimate alias target.
11776 2016-02-25 Martin Liska <mliska@suse.cz>
11778 PR middle-end/69919
11779 * alloc-pool.c (after_memory_report): New variable.
11780 * alloc-pool.h (base_pool_allocator ::release): Do not use
11781 the infrastructure if after_memory_report.
11782 * toplev.c (toplev::main): Mark after memory report.
11784 2016-02-25 Richard Biener <rguenther@suse.de>
11786 PR tree-optimization/48795
11787 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11789 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11792 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11793 offloading is enabled and -fopenacc or -fopenmp is specified.
11794 (CRTOFFLOADEND): Likewise.
11795 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11796 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11797 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11798 (offload_objects_file_name): New static var.
11799 (tool_cleanup): Remove offload_objects_file_name file.
11800 (find_offloadbeginend): Replace with ...
11801 (find_crtoffloadtable): ... this.
11802 (run_gcc): Remove offload_argc and offload_argv.
11803 Get offload_objects_file_name from -foffload-objects=... option.
11804 Read names of object files with offload from this file, pass them to
11805 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11806 don't pass offloadbegin and offloadend to the linker. Don't pass
11807 offload non-LTO files to the linker, because now they're not claimed.
11809 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11812 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11813 on builtin_unreachable.
11815 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11817 PR rtl-optimization/69896
11818 * regcprop.c: Include cfgrtl.h.
11819 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11820 than remembered mode, either delete it (if noop_move_p), or
11821 treat like copy_p but not noop_p instruction.
11823 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11826 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11827 - allow NULL decl for Fortran DW_TAG_common_block variables.
11829 2016-02-24 Jason Merrill <jason@redhat.com>
11831 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11833 2016-02-24 Richard Biener <rguenther@suse.de>
11834 Jakub Jelinek <jakub@redhat.com>
11836 PR middle-end/69760
11837 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11838 conditionally executed ops to well-defined overflow behavior.
11840 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11842 PR middle-end/69915
11843 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11846 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11848 PR rtl-optimization/69886
11849 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11850 argument. Use it when checking validity of set instructions.
11851 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11852 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11854 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11855 * store-motion.c (find_moveable_store): Update
11856 can_assign_to_reg_without_clobbers_p callsite.
11858 2016-02-24 Richard Biener <rguenther@suse.de>
11860 PR middle-end/68963
11861 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11863 (record_nonwrapping_iv): Do not fall back to the low/high bound
11864 for non-constant IV bases if the stmt is not always executed.
11866 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11868 * config/arm/arm-cores.def (cortex-a32): New entry.
11869 * config/arm/arm-tables.opt: Regenerate.
11870 * config/arm/arm-tune.md: Regenerate.
11871 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11872 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11873 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11874 for -mcpu and -mtune.
11876 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11879 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11880 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11881 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11882 (atomic_loaddi_1): Delete.
11883 (atomic_loaddi): Rewrite expander using the above changes.
11885 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11888 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11891 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11892 Richard Biener <rguenth@suse.de>
11894 PR middle-end/69909
11895 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11896 set_mem_attributes if tem is SSA_NAME which got expanded
11899 2016-02-24 Richard Biener <rguenther@suse.de>
11901 PR tree-optimization/69907
11902 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11903 end of permutations for BB vectorization.
11905 2016-02-24 Christian Bruel <christian.bruel@st.com>
11907 * config/arm/arm-c.c (arm_option_override): Initialize
11908 target_option_current_node.
11909 * config/arm/arm.c (arm_pragma_target_parse): Replace
11910 build_target_option_node call by target_option_current_node.
11911 Set target_option_current_node.
11914 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11917 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11918 define_insn_and_split to define_insn.
11919 (zero_extendqi<mode>2_dot2): Same.
11920 (extendqi<mode>2_dot): Same.
11921 (extendqi<mode>2_dot2): Same.
11923 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11925 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11926 and add bypass for AES{D,E} and AESMC pairs.
11927 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11930 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11932 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11933 series for reciprocal square root in Exynos M1.
11935 2016-02-23 Martin Sebor <msebor@redhat.com>
11938 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11939 __builtin_alloca_with_align.
11941 2016-02-23 Richard Henderson <rth@redhat.com>
11943 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11944 (ix86_register_pragmas): Remove __seg_tls.
11945 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11946 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11947 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11948 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11949 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11950 * doc/extend.texi (__seg_tls): Remove item.
11952 2016-02-23 Richard Biener <rguenther@suse.de>
11954 * alloc-pool.h (struct allocation_object): Make id member
11955 conditional on CHECKING_P again.
11956 (get_instance): Adjust.
11957 (base_pool_allocator): Likewise.
11959 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11961 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11962 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11964 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11966 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11968 2016-02-23 Richard Biener <rguenther@suse.de>
11970 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11971 * bitmap.h (struct bitmap_usage): Likewise.
11972 (bitmap_move): Declare.
11973 * bitmap.c (register_overhead): Take size_t argument.
11974 (bitmap_move): New function.
11975 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11976 to properly account overhead.
11977 * tree.c (free_node): Use tree_size.
11979 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11982 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11983 when inverting comparison.
11986 * common.opt (Wunreachable-code): Add Warning flag.
11988 2016-02-23 Mark Wielaard <mjw@redhat.com>
11989 Jakub Jelinek <jakub@redhat.com>
11992 * cgraphunit.c (check_global_declaration): Check main_input_filename
11993 and DECL_SOURCE_FILE are not NULL.
11995 2016-02-23 Martin Jambor <mjambor@suse.cz>
11997 PR tree-optimization/69666
11998 * tree-sra.c (sra_modify_assign): Do not attempt to create
11999 default_def replacements for unscalarizable regions.
12001 2016-02-20 Mark Wielaard <mjw@redhat.com>
12004 * cgraphunit.c (check_global_declaration): Check level of
12005 warn_unused_const_variable and main_input_filename.
12006 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12007 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12008 (-Wunused-const-variable): Explain levels 1 and 2.
12010 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12013 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12014 identical arguments. Formatting and spelling fixes.
12017 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12022 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12023 and m68k-devices.def.
12024 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12025 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12027 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12029 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12030 and HImode registers.
12032 2016-02-22 Richard Biener <rguenther@suse.de>
12034 PR tree-optimization/69882
12035 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12036 preserve permutations present because of gaps.
12037 (vect_supported_load_permutation_p): Always continue checking
12038 permutations after vect_attempt_slp_rearrange_stmts.
12040 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12042 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12043 min_profitable_estimate, rather than min_profitable_iters.
12045 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12048 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12049 SImode for last match_operand.
12051 2016-02-22 Martin Liska <mliska@suse.cz>
12053 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12054 return bitsize - 1 as the return value.
12056 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12060 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12061 Handle negative shift counts.
12062 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12063 force_reg on the shift constant.
12064 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12065 (lshrsi3_d): Handle negative shift counts.
12067 2016-02-22 Richard Biener <rguenther@suse.de>
12068 Tom de Vries <tom@codesourcery.com>
12070 * graph.c: Include dumpfile.h.
12071 (print_graph_cfg): Split into three overloads.
12072 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12074 2016-02-22 Tom de Vries <tom@codesourcery.com>
12076 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12079 2016-02-22 Richard Biener <rguenther@suse.de>
12082 * ipa-inline-transform.c (inline_call): When not updating
12083 overall summaries adjust self size by the growth estimate.
12084 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12085 hash-set, do not update overall summaries here. Renamed from ...
12086 (inline_to_all_callers): ... this which is now wrapping the
12087 above and performing delayed overall summary update.
12088 (early_inline_small_functions): Delay updating of the overall
12091 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12093 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12096 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12099 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12100 :%* in %:gt() argument.
12101 (greater_than_spec_func): Adjust for expecting only numbers,
12102 if there are more than two numbers, compare the last two.
12104 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12106 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12107 -Wnarrowing with -std.
12109 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12112 * expr.c (store_field): Don't use bit-field path if exp is
12113 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12114 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12115 and the assignment can be performed by bitwise copy. Formatting
12118 PR middle-end/69838
12119 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12120 call copy_reg_eh_region_note_forward on before and/or after sequences
12121 and remove note from insn if it no longer can throw.
12124 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12125 if TARGET_AVX512BW.
12127 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12129 * config/s390/vector.md: Add missing commutative operand markers
12130 to the patterns which qualify for one.
12131 * config/s390/vx-builtins.md: Likewise.
12133 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12135 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12136 types to mode iterators.
12137 (vec_double): ... and mode attribute.
12138 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12140 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12142 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12143 Change the predicate of op2 from nonimmediate to general and let
12144 reload fix it if necessary.
12146 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12148 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12150 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12152 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12155 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12157 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12158 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12159 * config/s390/s390.md ("movstr<P:mode>"): Call
12160 s390_expand_vec_movstr.
12162 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12164 * config/s390/s390.md: Add missing output modifier for operand 1
12165 to print it as address properly.
12167 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12169 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12170 * config/s390/2964.md: New file.
12171 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12172 of insn grouping attributes depending on the CPU level.
12173 (s390_get_unit_mask): New function.
12174 (s390_sched_score): Remove the OOO from the scheduling macros.
12175 Add loop to calculate a score for the instruction mix.
12176 (s390_sched_reorder): Likewise plus improve debug output.
12177 (s390_sched_variable_issue): Rename macros as above. Calculate
12178 the unit distances after actually scheduling an insn. Improve
12180 (s390_sched_init): Clear last_scheduled_unit_distance array.
12181 * config/s390/s390.md: Include 2964.md.
12183 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12186 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12187 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12188 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12189 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12190 *avx512f_<code>v8div16qi2_mask_1): New insns.
12192 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12195 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12198 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12199 earlyclobber from target. Use wF constraint for fused memory
12201 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12203 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12204 Martin Liska <mliska@suse.cz>
12207 * cfgexpand.c (asan_sanitize_stack_p): New function.
12208 (partition_stack_vars): Use the function.
12209 (expand_stack_vars): Likewise.
12210 (defer_stack_allocation): Likewise.
12211 (expand_used_vars): Likewise.
12213 2016-02-18 Richard Biener <rguenther@suse.de>
12215 PR middle-end/69553
12216 * fold-const.c (operand_equal_p): Properly compare offsets for
12217 IMAGPART_EXPR and ARRAY_REF.
12219 2016-02-18 Nick Clifton <nickc@redhat.com>
12223 * config/arm/arm.c (arm_option_override_internal): Disable
12224 interworking if the target does not support thumb instructions.
12225 (arm_reload_in_hi): Handle the case where a register to register
12226 move needs reloading because there is no simple pattern to handle
12228 (arm_reload_out_hi): Likewise.
12230 2016-02-18 Richard Biener <rguenther@suse.de>
12232 PR middle-end/69854
12233 * match.pd: Don't use fold_binary or fold_unary for folding
12236 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12239 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12240 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12241 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12242 warn on gimple_no_warning_p statements.
12244 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12246 * doc/extend.texi (C++ Attributes): Correct description of
12247 warn_unused type attribute.
12249 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12251 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12252 correct instruction.
12254 2016-02-17 Richard Biener <rguenther@suse.de>
12256 PR rtl-optimization/69609
12257 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12258 (find_traces_1_round): When ending a trace update cached priority
12260 (bb_to_key): Use cached priority when available.
12261 (copy_bb): Initialize cached priority.
12262 (reorder_basic_blocks_software_trace_cache): Likewise.
12264 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12267 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12269 (aarch64_comparison_operator): Break overly long line into two.
12270 (aarch64_comparison_operation): Likewise.
12271 * config/aarch64/aarch64.md (cstorecc4): Use
12272 aarch64_comparison_operator_mode instead of
12273 aarch64_comparison_operator.
12274 (cstore<mode>4): Likewise.
12275 (aarch64_cstore<mode>): Likewise.
12276 (*cstoresi_insn_uxtw): Likewise.
12277 (cstore<mode>_neg): Likewise.
12278 (*cstoresi_neg_uxtw): Likewise.
12280 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12283 * config/arm/predicates.md (arm_comparison_operator_mode):
12285 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12286 instead of arm_comparison_operator.
12287 (*mov_negscc): Likewise.
12288 (*mov_notscc): Likewise.
12289 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12290 (*thumb2_mov_negscc): Likewise.
12291 (*thumb2_mov_negscc_strict_it): Likewise.
12292 (*thumb2_mov_notscc): Likewise.
12293 (*thumb2_mov_notscc_strict_it): Likewise.
12295 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12297 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12298 Add missing return.
12300 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12302 * config/visium/visium.c (machine_libfunc_index): New enum.
12303 (machine_libfuncs): New structure.
12304 (visium_libfuncs): New static variable.
12305 (TARGET_INIT_LIBFUNCS): Define to...
12306 (visium_init_libfuncs): ...this. New function.
12307 (expand_block_move_4): Use the appropriate libfunc.
12308 (expand_block_move_2): Likewise.
12309 (expand_block_move_1): Likewise.
12310 (expand_block_set_4): Likewise.
12311 (expand_block_set_2): Likewise.
12312 (expand_block_set_1): Likewise.
12313 (visium_trampoline_init): Likewise.
12315 2016-02-17 Nick Clifton <nickc@redhat.com>
12317 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12318 TI's devices.csv file as of March 2016.
12320 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12323 * opts-global.c (handle_common_deferred_options): Introduce and
12324 initialize two global variables to remember command-line options
12325 specifying a stack-limiting register.
12326 * opts.h: Add extern declarations of the two new global variables.
12327 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12328 variable based on the values of the two new global variables.
12330 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12333 * common.opt (Wnonnull-compare): New warning.
12334 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12335 of arguments against NULL.
12336 (-Wnonnull-compare): Document.
12337 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12338 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12339 * passes.def (pass_warn_nonnull_compare): Add.
12340 * gimple-ssa-nonnull-compare.c: New file.
12342 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12344 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12345 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12347 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12349 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12350 reciprocal sqrt for -mlow-precision-recip-sqrt.
12352 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12353 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12355 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12356 always use lane loads to construct non-constant vectors.
12358 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12360 * config/aarch64/aarch64.md
12361 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12362 constraints for operand 3.
12363 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12365 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12366 Richard Biener <rguenther@suse.de>
12368 PR tree-optimization/69820
12369 * tree-vect-patterns.c (type_conversion_p): Return false if
12370 *orig_type is unsigned single precision or boolean.
12371 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12374 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12376 PR rtl-optimization/69764
12377 PR rtl-optimization/69771
12378 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12379 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12381 2016-02-16 Richard Biener <rguenther@suse.de>
12383 PR tree-optimization/69776
12384 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12386 (indirect_refs_may_alias_p): Likewise.
12387 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12388 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12389 according to tbaa_p.
12390 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12391 (optimize_stmt): For redundant store discovery do not allow tbaa.
12393 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12395 PR tree-optimization/69714
12396 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12397 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12399 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12401 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12402 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12403 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12404 * config/arc/arc.c (arc_init): Check FPU options.
12405 (get_arc_condition_code): Handle new CC_FPU* modes.
12406 (arc_select_cc_mode): Likewise.
12407 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12408 register pair only. Allow access for ARCv2 accumulator.
12409 (gen_compare_reg): Whenever we have FPU support use FPU compare
12411 (arc_reorg): Don't generate brcc insns when FPU compare
12412 instructions are involved.
12413 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12414 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12415 floating point emulation.
12416 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12417 (REVERSE_CONDITION): Add new CC_FPU* modes.
12418 (TARGET_FP_SP_BASE): Define.
12419 (TARGET_FP_DP_BASE): Likewise.
12420 (TARGET_FP_SP_FUSED): Likewise.
12421 (TARGET_FP_DP_FUSED): Likewise.
12422 (TARGET_FP_SP_CONV): Likewise.
12423 (TARGET_FP_DP_CONV): Likewise.
12424 (TARGET_FP_SP_SQRT): Likewise.
12425 (TARGET_FP_DP_SQRT): Likewise.
12426 (TARGET_FP_DP_AX): Likewise.
12427 * config/arc/arc.md (ARCV2_ACC): New constant.
12428 (type): New fpu type attribute.
12429 (SDF): Conditional iterator.
12430 (cstore<mode>, cbranch<mode>): Change expand condition.
12431 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12432 handles FPU/FPX cases as well.
12433 * config/arc/arc.opt (mfpu): New option.
12434 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12436 (adddf3, muldf3, subdf3): Removed.
12437 * config/arc/predicates.md (proper_comparison_operator): Recognize
12439 * config/arc/fpu.md: New file.
12440 * doc/invoke.texi (ARC Options): Document mfpu option.
12442 2016-02-16 Richard Biener <rguenther@suse.de>
12444 PR rtl-optimization/69291
12445 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12446 noce_operand_ok check.
12448 2016-02-16 Tom de Vries <tom@codesourcery.com>
12451 * omp-low.c (simd_clone_create): Remove call to
12452 symtab->call_cgraph_insertion_hooks.
12454 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12456 PR tree-optimization/69802
12457 * tree-ssa-reassoc.c (update_range_test): If op is
12458 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12459 op == 1 test of precision 1 integral op, otherwise handle
12460 that case as op itself. Fix up formatting.
12461 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12464 2016-02-16 Richard Biener <rguenther@suse.de>
12466 PR tree-optimization/69586
12467 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12468 types for conversion sources.
12470 2016-02-16 Richard Biener <rguenther@suse.de>
12472 PR middle-end/69801
12473 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12474 mask OEP_ADDRESS_OF.
12476 2016-02-16 Alan Modra <amodra@gmail.com>
12479 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12480 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12481 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12483 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12484 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12485 (p8_fmrgow_<mode>): Likewise.
12486 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12488 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12489 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12490 to use movdi_internal64. Remove op0_di.
12491 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12493 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12495 Add support for the FCCMP insn types
12497 * config/aarch64/aarch64.md (fccmp): Change insn type.
12498 (fccmpe): Likewise.
12499 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12500 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12501 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12502 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12503 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12504 * config/arm/types.md (fccmps): Add new insn type.
12505 (fccmpd): Likewise.
12507 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12509 * alias.c (get_alias_set): Fix a typo in comment.
12511 2016-02-15 Richard Biener <rguenther@suse.de>
12513 PR tree-optimization/69595
12514 * match.pd: Complete range test simplification to true.
12516 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12518 PR rtl-optimization/69648
12519 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12520 pic_offset_table_rtx.
12522 PR rtl-optimization/69752
12523 * ira.c (update_equiv_regs): When looking for more than a single SET,
12524 also take other side effects into account.
12526 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12528 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12529 for z900+ CPUs in 31-bit mode.
12531 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12533 * common/config/s390/s390-common.c (s390_supports_split_stack):
12535 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12536 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12537 * config/s390/s390.c (struct machine_function): New field
12538 split_stack_varargs_pointer.
12539 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12540 in s390_emit_prologue.
12541 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12543 (morestack_ref): New global.
12544 (SPLIT_STACK_AVAILABLE): New macro.
12545 (s390_expand_split_stack_prologue): New function.
12546 (s390_live_on_entry): New function.
12547 (s390_va_start): Use split-stack vararg pointer if appropriate.
12548 (s390_asm_file_end): Emit the split-stack note sections.
12549 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12550 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12551 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12552 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12553 (split_stack_prologue): New expand.
12554 (split_stack_space_check): New expand.
12555 (split_stack_data): New insn.
12556 (split_stack_call): New expand.
12557 (split_stack_call_*): New insn.
12558 (split_stack_cond_call): New expand.
12559 (split_stack_cond_call_*): New insn.
12561 2016-02-15 Richard Biener <rguenther@suse.de>
12563 PR tree-optimization/69783
12564 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12565 Add trivially correct cases.
12567 2016-02-15 Tom de Vries <tom@codesourcery.com>
12570 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12572 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12574 2016-02-15 Richard Biener <rguenther@suse.de>
12576 PR tree-optimization/69776
12577 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12578 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12579 indicate whether we can use TBAA to disambiguate against stores.
12580 Use alias-set zero if not.
12581 (visit_reference_op_store): Do not use TBAA when looking up
12583 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12584 (eliminate_dom_walker::before_dom_children): But not when looking
12585 up redundant stores.
12587 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12589 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12591 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12593 * config/i386/znver1.md
12594 (znver1_pop, znver1_pop_mem,
12595 znver1_load_imov_double_store,
12596 znver1_load_imov_direct_store,
12597 znver1_load_imov_direct_load,
12598 znver1_load_imov_double_load): Add new.
12599 (znver1_insn, znver1_insn_load): Add icmov type.
12600 (znver1_sseavx_fma,
12601 znver1_sseavx_fma_load,
12603 znver1_avx256_fma_load): Fix pipe usage.
12605 2016-02-14 Alan Modra <amodra@gmail.com>
12608 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12609 with an invalid hard reg, reload just the reg not the entire
12610 pre/post-inc/dec address expression.
12612 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12615 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12616 fixed R1_REG scratch reg.
12617 (sibcall_value_pcrel_fdpic): Likewise.
12619 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12623 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12625 2016-02-12 Walter Lee <walt@tilera.com>
12627 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12628 * config/tilegx/t-tilegx: Likewise.
12630 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12633 * diagnostic-show-locus.c (struct line_span): New struct.
12634 (layout::get_first_line): Delete.
12635 (layout::get_last_line): Delete.
12636 (layout::get_num_line_spans): New member function.
12637 (layout::get_line_span): Likewise.
12638 (layout::print_heading_for_line_span_index_p): Likewise.
12639 (layout::get_expanded_location): Likewise.
12640 (layout::calculate_line_spans): Likewise.
12641 (layout::m_first_line): Delete.
12642 (layout::m_last_line): Delete.
12643 (layout::m_line_spans): New field.
12644 (layout::layout): Update comment. Replace m_first_line and
12645 m_last_line with m_line_spans, replacing their initialization
12646 with a call to calculate_line_spans.
12647 (diagnostic_show_locus): When printing source lines and
12648 annotations, rather than looping over a single span
12649 of lines, instead loop over each line_span within
12650 the layout, with an inner loop over the lines within them.
12651 Call the context's start_span callback when changing line spans.
12652 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12653 (diagnostic_build_prefix): Break out the building of the location
12654 part of the string into...
12655 (diagnostic_get_location_text): ...this new function, rewriting
12656 it from nested ternary expressions to a sequence of "if"
12658 (default_diagnostic_start_span_fn): New function.
12659 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12660 (diagnostic_context::start_span): New field.
12661 (default_diagnostic_start_span_fn): New prototype.
12663 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12666 * gcc.c (driver::finalize): Fix cleanup of "specs".
12668 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12672 * gcc.c (driver::driver): Initialize m_option_suggestions.
12673 (driver::~driver): Clean up m_option_suggestions.
12674 (suggest_option): Convert to...
12675 (driver::suggest_option): ...this, and split out into
12676 driver::build_option_suggestions and find_closest_string.
12677 (driver::build_option_suggestions): New function, from
12678 first half of suggest_option. Special-case
12679 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12680 the sanitizer_opts array. For options of enum types, add the
12681 various enum values to the candidate strings.
12682 (driver::handle_unrecognized_options): Remove "const".
12683 * gcc.h (driver::handle_unrecognized_options): Likewise.
12684 (driver::build_option_suggestions): New decl.
12685 (driver::suggest_option): New decl.
12686 (driver::m_option_suggestions): New field.
12687 * opts-common.c (add_misspelling_candidates): New function.
12688 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12689 and make non-static.
12690 * opts.h (sanitizer_opts): New array decl.
12691 (add_misspelling_candidates): New function decl.
12692 * spellcheck.c (find_closest_string): New function.
12693 * spellcheck.h (find_closest_string): New function decl.
12695 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12697 PR rtl-optimization/69764
12698 PR rtl-optimization/69771
12699 * optabs.c (expand_binop_directly): For shift_optab_p, force
12700 convert_modes with VOIDmode if xop1 has VOIDmode.
12702 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12705 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12706 to correctly determine instrumentation thunks.
12708 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12711 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12712 type by reference, force lhs on the call.
12715 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12716 Compute retval and retbnd early in all cases if split_part_return_p
12717 and return_bb is not EXIT. Remove all clobber stmts and reset
12718 all debug stmts that refer to SSA_NAMEs defined in split part,
12719 except if it is retval, in that case replace the old retval with the
12720 lhs of the call to the split part.
12722 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12725 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12727 PR middle-end/66726
12728 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12729 whose result is used in PHI.
12730 (maybe_optimize_range_tests): Likewise.
12731 (final_range_test_p): Likweise.
12733 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12735 PR middle-end/66726
12736 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12737 whose result is used in PHI.
12738 (maybe_optimize_range_tests): Likewise.
12739 (final_range_test_p): Likweise.
12741 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12743 * cgraph.c: Spelling fixes - behaviour -> behavior and
12744 neighbour -> neighbor.
12745 * target.def: Likewise.
12746 * sel-sched.c: Likewise.
12747 * config/mips/mips.c: Likewise.
12748 * config/arc/arc.md: Likewise.
12749 * config/arm/cortex-a57.md: Likewise.
12750 * config/arm/arm.c: Likewise.
12751 * config/arm/neon.md: Likewise.
12752 * config/arm/arm-c.c: Likewise.
12753 * config/vms/vms-c.c: Likewise.
12754 * config/s390/s390.c: Likewise.
12755 * config/i386/znver1.md: Likewise.
12756 * config/i386/i386.c: Likewise.
12757 * config/ia64/hpux-unix2003.h: Likewise.
12758 * config/msp430/msp430.md: Likewise.
12759 * config/rx/rx.c: Likewise.
12760 * config/rx/rx.md: Likewise.
12761 * config/aarch64/aarch64-simd.md: Likewise.
12762 * config/aarch64/aarch64.c: Likewise.
12763 * config/nvptx/nvptx.c: Likewise.
12764 * config/bfin/bfin.c: Likewise.
12765 * config/cris/cris.opt: Likewise.
12766 * config/rs6000/rs6000.c: Likewise.
12767 * target.h: Likewise.
12768 * spellcheck.c: Likewise.
12769 * ira-build.c: Likewise.
12770 * tree-inline.c: Likewise.
12771 * builtins.c: Likewise.
12772 * lra-constraints.c: Likewise.
12773 * explow.c: Likewise.
12774 * hwint.h: Likewise.
12775 * targhooks.c: Likewise.
12776 * tree-vect-data-refs.c: Likewise.
12777 * expr.c: Likewise.
12778 * doc/tm.texi: Likewise.
12779 * doc/extend.texi: Likewise.
12780 * doc/install.texi: Likewise.
12781 * doc/md.texi: Likewise.
12782 * tree-ssa-tail-merge.c: Likewise.
12783 * sched-int.h: Likewise.
12784 * match.pd: Likewise.
12785 * sched-ebb.c: Likewise.
12786 * target.def (omit_struct_return_reg): Likewise.
12787 * gimple-ssa-isolate-paths.c: Likewise.
12788 (find_implicit_erroneous_behaviour): Renamed to...
12789 (find_implicit_erroneous_behavior): ... this.
12790 (find_explicit_erroneous_behaviour): Renamed to...
12791 (find_explicit_erroneous_behavior): ... this.
12792 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12794 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12796 PR rtl-optimization/64682
12797 PR rtl-optimization/69567
12798 PR rtl-optimization/69737
12799 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12800 in I2 as well, just lose it.
12802 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12804 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12806 (aarch64_last_printed_tune_string): Likewise.
12807 (aarch64_declare_function_name): Only output .arch assembler
12808 directive if it will be different from the previously output
12809 directive. Same for .tune comment but only if -dA is set.
12810 (aarch64_start_file): New function.
12811 (TARGET_ASM_FILE_START): Define.
12813 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12816 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12818 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12821 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12822 -Wmaybe-uninitialized warning.
12824 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12827 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12829 2016-02-11 Richard Biener <rguenther@suse.de>
12831 PR rtl-optimization/69291
12832 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12833 subexpressions affected by changing the result.
12835 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12838 * lra-constraints.c (curr_insn_transform): Find in/out operands
12839 for secondary memory moves. Update dups.
12841 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12843 PR tree-optimization/69652
12844 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12845 to nested loop, did source re-formatting, skip debug statements,
12846 add check on statement with volatile operand, remove dead scalar
12849 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12850 Patrick Palka <ppalka@gcc.gnu.org>
12854 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12855 calls if the return type is TREE_ADDRESSABLE.
12856 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12857 * ipa-split.c (split_function): Fix doubled "we" in comment.
12858 Use void return type for the split part even if
12859 !split_point->split_part_set_retval.
12861 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12863 PR tree-optimization/68021
12864 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12865 when computing the value of biv cand by itself.
12867 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12869 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12870 (cortexa57_tunings): Likewise.
12871 (cortexa72_tunings): Likewise.
12872 (arch_macro_fusion_pair_p): Add support for AES fusion.
12873 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12874 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12875 Allow virtual registers before reload so early scheduling works.
12876 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12877 correct latency and pipeline.
12878 (cortex_a57_crypto_complex): Likewise.
12879 (cortex_a57_crypto_xor): Likewise.
12880 (define_bypass): Add AES bypass.
12882 2016-02-10 Richard Biener <rguenther@suse.de>
12884 PR tree-optimization/69726
12885 * passes.def: Add DCE pass before late uninit.
12886 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12887 really fixup if-conversions job.
12889 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12891 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12892 (arm_cortex_a57_tune): Likewise.
12893 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12894 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12896 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12898 * timevar.def (TV_PHASE_DBGINFO): Delete.
12899 (TV_PHASE_CHECK_DBGINFO): Likewise.
12900 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12902 2016-02-10 Richard Biener <rguenther@suse.de>
12904 PR tree-optimization/69719
12905 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12906 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12908 2016-02-09 Andrew Pinski <apinski@cavium.com>
12911 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12912 get_vcond_mask_icode returns false.
12914 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12917 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12918 an ADDIS that adds a pointer to a large constant that sets the
12919 upper16 bits with a load operation.
12921 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12924 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12926 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12928 (vzipq_s16): Likewise.
12929 (vzipq_s32): Likewise.
12930 (vzipq_f32): Likewise.
12931 (vzipq_u8): Likewise.
12932 (vzipq_u16): Likewise.
12933 (vzipq_u32): Likewise.
12934 (vzipq_p8): Likewise.
12935 (vzipq_p16): Likewise.
12937 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12940 * config/arm/arm.c (neon_endian_lane_map): New function.
12941 (neon_vector_pair_endian_lane_map): New function.
12942 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12943 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12945 (vuzpq_s16): Likewise.
12946 (vuzpq_s32): Likewise.
12947 (vuzpq_f32): Likewise.
12948 (vuzpq_u8): Likewise.
12949 (vuzpq_u16): Likewise.
12950 (vuzpq_u32): Likewise.
12951 (vuzpq_p8): Likewise.
12952 (vuzpq_p16): Likewise.
12954 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12957 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12960 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12962 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12963 truncate const_int operand 1 to QImode.
12965 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12967 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12968 corresponding to an abnormal edge.
12970 2016-02-09 Tom de Vries <tom@codesourcery.com>
12972 PR tree-optimization/69599
12973 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12975 (find_func_aliases_for_builtin_call, find_func_clobbers)
12976 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12979 2016-02-09 Richard Biener <rguenther@suse.de>
12981 PR tree-optimization/69715
12982 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12983 LHS on calls as non-rewritable.
12985 2016-02-09 Tom de Vries <tom@codesourcery.com>
12988 * lto-wrapper.c (append_diag_options): New function.
12989 (compile_offload_image): Call append_diag_options.
12991 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12994 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12995 Minor copy-edit to fix verb tenses.
12997 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12999 PR tree-optimization/69209
13000 * ipa-split.c (split_function): If split part is not
13001 returning retval, retval has gimple type but is not
13002 gimple value, force it into a SSA_NAME first.
13004 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13006 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13009 2016-02-08 Jason Merrill <jason@redhat.com>
13012 * convert.c (convert_to_integer_1): Check dofold on truncation
13014 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13015 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13016 Rename from *_nofold.
13017 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13018 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13020 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13023 * tree.c (build_common_tree_nodes): Remove short_double argument.
13024 All callers changed.
13025 * tree.h (build_common_tree_nodes): Adjust declaration.
13026 * doc/invoke.texi (-fshort-double): Remove documentation.
13027 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13028 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13029 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13030 (append_linker_options): Don't handle OPT_fshort_double.
13032 PR rtl-optimization/68730
13033 * lra-remat.c (insn_to_cand_activation): New static variable.
13034 (lra_remat): Allocate and free it.
13035 (create_cand): New arg activation. Initialize a field in
13036 insn_to_cand_activation if it is nonnull.
13037 (create_cands): Pass the activation insn to create_cand when making
13038 a candidate involving an output reload. Reorganize code a little.
13039 (do_remat): Keep track of active status of candidates in a separate
13042 2016-02-08 Richard Biener <rguenther@suse.de>
13044 PR tree-optimization/69719
13045 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13046 Properly use absolute of the difference of the two offsets to
13047 compare or adjust the segment length.
13049 2016-02-08 Richard Biener <rguenther@suse.de>
13050 Jeff Law <law@redhat.com>
13053 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13054 types for anonymous SSA names.
13056 2016-02-08 Richard Biener <rguenther@suse.de>
13058 PR rtl-optimization/69274
13059 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13061 2016-02-08 Jeff Law <law@redhat.com>
13063 PR tree-optimization/65917
13064 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13065 equivalences from if (x == y) style conditionals.
13066 (loop_depth_of_name): Remove.
13067 (record_equality): Remove loop depth check.
13068 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13069 (const_and_copies::record_const_or_copy_raw): New member function.
13070 * tree-ssa-scopedtables.c
13071 (const_and_copies::record_const_or_copy_raw): New, factored out of
13072 (const_and_copies::record_const_or_copy): Call new member function.
13074 2016-02-05 Jeff Law <law@redhat.com>
13076 PR tree-optimization/68541
13077 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13078 (count_stmts_in_block): New function.
13079 (poor_ifcvt_candidate_code): Likewise.
13080 (is_feasible_trace): Add some heuristics to determine when path
13081 splitting is profitable.
13082 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13083 is a diamond with a single exit.
13085 2016-02-05 Martin Sebor <msebor@redhat.com>
13088 * doc/invoke.texi: Update -Wplacement-new to take an optional
13091 2016-02-06 Richard Henderson <rth@redhat.com>
13094 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13095 out of non-standard address spaces.
13097 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13099 PR rtl-optimization/69691
13100 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13102 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13104 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13105 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13106 (*ieee128_mfvsrd_64bit): Likewise.
13107 (*ieee128_mfvsrd_32bit): Likewise.
13109 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13113 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13115 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13116 instrumented_version.
13118 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13120 * doc/invoke.texi (Optimize Options): In table of --param options
13121 rename second occurrence of tracer-min-branch-ratio to
13122 tracer-min-branch-probability, rename
13123 tracer-min-branch-ratio-feedback to
13124 tracer-min-branch-probability-feedback and clarify description,
13125 rename sched-spec-state-edge-prob-cutoff to
13126 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13127 to selsched-insns-to-rename, rename lto-minpartition to
13128 lto-min-partition, delete reorder-blocks-duplicate and
13129 reorder-blocks-duplicate-feedback.
13131 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13133 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13136 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13138 * doc/extend.texi: S/390: Correct some typos.
13140 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13142 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13144 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13147 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13148 (s390_register_info_gprtofpr): Use new macros above.
13149 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13151 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13152 its name. Adjust restore and save gpr ranges.
13153 (s390_register_info_set_ranges): New function.
13154 (s390_register_info): Use new macros above. Call
13155 s390_register_info_set_ranges.
13156 (s390_optimize_register_info): Likewise.
13157 (s390_hard_regno_rename_ok): Use new macros.
13158 (s390_hard_regno_scratch_ok): Likewise.
13159 (s390_emit_epilogue): Likewise.
13160 (s390_can_use_return_insn): Likewise.
13161 (s390_optimize_prologue): Likewise.
13162 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13164 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13167 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13169 (ix86_option_override_internal): Disable TARGET_STV even for
13170 -m{incoming,preferred}-stack-boundary=3.
13172 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13174 * config.gcc: Mark deprecated rtems targets as obsolete.
13176 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13178 PR rtl-optimization/64682
13179 PR rtl-optimization/69567
13180 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13181 before I2 only if the register is both used and set in I2.
13183 2016-02-04 DJ Delorie <dj@redhat.com>
13185 * config/msp430/msp430.c (msp430_start_function): Add function type.
13187 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13190 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13192 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13194 PR rtl-optimization/69577
13196 2015-10-29 Richard Henderson <rth@redhat.com>
13200 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13201 sse check to the exact conditions of PR 67609.
13203 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13206 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13207 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13208 not allowed into the traditional Altivec registers.
13209 (movtd_64bit_nodm): Likewise.
13210 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13212 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13214 * config/aarch64/cortex-a57-fma-steering.c
13215 (aarch64_register_fma_steering): Remove "static" from arguments
13218 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13221 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13222 twice when complex.
13224 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13226 * doc/invoke.texi: Delete -mno-fma4.
13228 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13230 PR rtl-optimization/69577
13231 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13232 (find_subregs_of_mode): Update accordingly. Iterate over partial
13235 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13237 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13238 * config/arm/arm.c (neon_reinterpret): Remove.
13239 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13240 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13241 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13242 vreinterpretti): Remove.
13243 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13244 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13245 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13246 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13247 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13248 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13249 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13250 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13251 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13252 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13253 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13254 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13255 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13256 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13257 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13258 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13259 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13260 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13261 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13262 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13263 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13264 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13265 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13266 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13267 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13268 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13269 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13270 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13271 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13272 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13273 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13274 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13275 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13276 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13277 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13278 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13279 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13280 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13281 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13282 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13283 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13284 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13285 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13286 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13287 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13288 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13289 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13290 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13291 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13292 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13293 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13294 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13295 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13296 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13297 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13298 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13299 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13300 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13301 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13302 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13303 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13304 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13305 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13306 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13307 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13308 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13309 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13310 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13311 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13312 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13313 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13314 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13315 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13316 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13317 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13318 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13319 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13320 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13321 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13322 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13323 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13324 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13325 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13326 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13327 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13328 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13329 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13330 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13331 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13332 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13333 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13334 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13335 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13336 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13337 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13338 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13339 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13340 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13341 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13342 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13343 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13344 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13345 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13347 2016-02-04 Martin Liska <mliska@suse.cz>
13350 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13351 that are gimple_store_p.
13352 (maybe_instrument_call): Likewise.
13354 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13356 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13357 register scaling out of memory reference and comment why.
13359 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13363 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13364 folding the source of a SET.
13366 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13370 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13371 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13373 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13377 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13380 2016-02-04 Christian Bruel <christian.bruel@st.com>
13382 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13383 * config/arm/arm.c (arm_set_current_function): Likewise.
13385 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13386 Ilya Enkovich <enkovich.gnu@gmail.com>
13387 H.J. Lu <hongjiu.lu@intel.com>
13390 * config/i386/i386.c (convert_scalars_to_vector): Remove
13391 stack alignment fixes.
13392 (ix86_option_override_internal): Disable TARGET_STV if stack
13393 might not be aligned enough.
13394 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13396 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13398 * config/i386/x86-tune.def: Disable default prefetching
13401 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13402 Vladimir Makarov <vmakarov@redhat.com>
13405 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13406 in validating fused toc addresses.
13408 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13411 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13412 range->m_caret fields if range->m_show_caret_p is false.
13415 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13416 Force oldval into register if it does not satisfy reg_or_short_operand
13417 predicate. Fix up formatting.
13419 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13420 Alexandre Oliva <aoliva@redhat.com>
13423 * lra-constraints.c (simplify_operand_subreg): Check additionally
13424 address validity after potential reloading.
13425 (process_address_1): Check insns validity. In case of failure do
13428 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13431 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13434 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13436 * wide-int.cc (canonize_uhwi): New function.
13437 (wi::divmod_internal): Use it.
13439 2016-02-02 James Norris <jnorris@codesourcery.com
13441 * gimplify.c (omp_notice_variable): Add usage check.
13443 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13445 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13446 like LE, GE, LT, GT when emitting relational operator.
13448 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13450 * ira-costs.c (find_costs_and_classes): Add extra argument.
13451 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13452 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13453 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13454 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13455 Add best_class parameter, and return it if not ALL_REGS.
13456 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13458 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13459 Update target hook.
13461 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13463 * config/aarch64/aarch64.c
13464 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13465 (aarch64_ira_change_pseudo_allocno_class): New function.
13467 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13470 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13472 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13474 * config/avr/avr.c (avr_option_override): Set
13475 PARAM_ALLOW_STORE_DATA_RACES to 1.
13477 2016-02-02 Richard Biener <rguenther@suse.de>
13479 PR tree-optimization/69595
13480 * match.pd: Add range test simplifications to true/false.
13482 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13484 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13485 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13488 2016-02-02 Richard Biener <rguenther@suse.de>
13490 PR tree-optimization/69606
13491 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13492 info on the result before moving a stmt.
13494 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13496 PR middle-end/68542
13497 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13498 branch with vector comparison.
13499 * config/i386/sse.md (VI48_AVX): New mode iterator.
13500 (define_expand "cbranch<mode>4): Add support for conditional branch
13501 with vector comparison.
13502 * tree-vect-loop.c (optimize_mask_stores): New function.
13503 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13504 has_mask_store field of vect_info.
13505 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13506 vectorized loops having masked stores after vec_info destroy.
13507 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13508 correspondent macros.
13509 (optimize_mask_stores): Add prototype.
13511 2016-02-02 Alan Modra <amodra@gmail.com>
13514 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13517 2016-02-02 Alan Modra <amodra@gmail.com>
13520 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13521 whenever toc_label_name used.
13522 (rs6000_file_start): Don't set up toc section here,
13523 (rs6000_output_function_epilogue): do so here instead,
13524 (rs6000_xcoff_file_start): and here.
13525 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13526 (load_toc_aix_di): Likewise.
13528 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13530 PR rtl-optimization/69592
13531 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13532 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13533 (num_sign_bit_copies_binary_arith_p): New inline function.
13534 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13536 2016-02-01 Jeff Law <law@redhat.com>
13538 PR tree-optimization/69580
13539 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13540 * tree-ssa-threadbackward.c
13541 (fsm_find_control_statement_thread_paths): Do not try to walk
13542 through large PHI nodes.
13544 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13546 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13547 when count is incremented above limit, don't analyze further
13550 * omp-low.c (oacc_parse_default_dims): Avoid
13551 -Wsign-compare warning, make sure value fits into int
13552 rather than just unsigned int.
13554 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13556 PR tree-optimization/67921
13557 * fold-const.c (split_tree): New parameters. Convert pointer
13558 type variable part to proper type before negating.
13559 (fold_binary_loc): Pass new arguments to split_tree.
13561 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13563 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13564 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13565 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13566 * doc/tm.texti: Rebuilt.
13567 * doc/invoke.texi (fopenacc-dim): Document.
13568 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13569 (append_compiler_options): Likewise.
13570 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13571 (oacc_parse_default_dims): New.
13572 (oacc_validate_dims): Add USED arg. Select non-unity default when
13574 (oacc_loop_fixed_partitions): Return mask of used partitions.
13575 (oacc_loop_auto_partitions): Emit dump info.
13576 (oacc_loop_partition): Return mask of used partitions.
13577 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13578 loop partitioning and validation calls.
13580 2016-02-01 Richard Biener <rguenther@suse.de>
13582 PR middle-end/69556
13583 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13585 2016-02-01 Richard Biener <rguenther@suse.de>
13587 PR tree-optimization/69574
13588 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13589 of asserting return chrec_dont_know.
13591 2016-02-01 Martin Liska <mliska@suse.cz>
13593 * mem-stats-traits.h: Add copyright header.
13594 * mem-stats.h: Likewise.
13596 2016-02-01 Richard Biener <rguenther@suse.de>
13598 PR tree-optimization/69579
13599 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13600 Do not propagate through abnormal PHI results.
13602 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13604 * postreload.c (reload_cse_simplify): Remove dead code.
13606 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13608 PR rtl-optimization/69570
13609 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13610 if there is more than one set, not if there is a single set.
13612 2016-02-01 Richard Henderson <rth@redhat.com>
13615 * combine.c (make_compound_operation): When looking through a
13616 subreg, make sure to re-extend to the width of the outer mode.
13618 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13620 PR tree-optimization/69546
13621 * wide-int.cc (wi::divmod_internal): For unsigned division
13622 where both operands fit into uhwi, if o1 is 1 and o0 has
13623 msb set, if divident_prec is larger than bits per hwi,
13624 clear another quotient word and return 2 instead of 1.
13625 Similarly for remainder with msb in HWI set, if dividend_prec
13626 is larger than bits per hwi.
13628 2016-01-29 Martin Jambor <mjambor@suse.cz>
13630 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13631 Use short lowercase names.
13632 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13633 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13634 acq_rel one. Protect warning agains segfaults if
13635 get_memory_order_name returns NULL.
13636 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13637 with release semantics. Do not warn if get_memory_order already did.
13638 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13639 semantics. Fix check for relaxed or acquire semantics. Do not warn
13640 if get_memory_order already did.
13642 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13644 * doc/install.texi: Document that isl-0.16 is supported.
13646 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13649 * config/i386/constraints.md (Bm): Describe as special memory
13651 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13652 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13653 * genpreds.c (struct constraint_data): Add is_special_memory.
13654 (have_special_memory_constraints, special_memory_start): New
13656 (special_memory_end): Ditto.
13657 (add_constraint): Add new arg is_special_memory. Add code to
13658 process its true value. Update have_special_memory_constraints.
13659 (process_define_constraint): Pass the new arg.
13660 (process_define_register_constraint): Ditto.
13661 (choose_enum_order): Process special memory.
13662 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13663 function insn_extra_special_memory_constraint.
13664 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13665 * gensupport.c (process_rtx): Process
13666 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13667 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13668 * ira-lives.c (single_reg_class): Use
13669 insn_extra_special_memory_constraint.
13670 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13671 * lra-constraints.c (process_alt_operands): Ditto.
13672 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13673 * recog.c (asm_operand_ok, preprocess_constraints): Process
13675 * reload.c (find_reloads): Ditto.
13676 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13677 * stmt.c (parse_input_constraint): Use
13678 insn_extra_special_memory_constraint.
13680 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13683 * lra-splill.c (lra_final_code_change): Revert r229087 by
13684 removing all sub-registers.
13686 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13689 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13691 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13694 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13695 SSE1, copy target into the temporary reg first before recursing
13698 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13700 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13703 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13705 * ginclude/stdarg.h: Test __cplusplus instead of
13706 __GXX_EXPERIMENTAL_CXX0X__.
13708 2016-01-29 Richard Biener <rguenther@suse.de>
13710 PR tree-optimization/69547
13711 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13712 Do not mark clobbers necessary.
13713 (mark_all_reaching_defs_necessary_1): Likewise.
13715 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13717 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13718 declaration name with %qs and print it in both error messages.
13719 Also fix indentation.
13721 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13724 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13725 trailing blank line from error message.
13727 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13730 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13733 2016-01-29 Richard Biener <rguenther@suse.de>
13735 PR middle-end/69537
13736 * match.pd: Allow all integral types when simplifying a
13737 widening or sign-changing conversion.
13739 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13741 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13742 back to setting codegen_error to fail codegen.
13744 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13747 * config/i386/constraints.md (C): Only accept constant zero operand.
13748 (BC): New constraint.
13749 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13750 instead of C constraint.
13751 * doc/md.texi (Machine Constraints): Update description
13754 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13757 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13759 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13761 PR middle-end/69542
13762 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13765 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13767 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13768 branches if using guessed profile.
13770 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13772 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13774 2016-01-28 Richard Henderson <rth@redhat.com>
13777 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13778 * config/aarch64/aarch64-protos.h: Update.
13779 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13780 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13781 (aarch64_get_condition_code_1): Handle CC_Cmode.
13782 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13783 (*add<mode>3_compareC_cconly_imm): New.
13784 (*add<mode>3_compareC_cconly): New.
13785 (*add<mode>3_compareC_imm): New.
13786 (add<mode>3_compareC): New.
13787 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13788 to be first. Use aarch64_carry_operation.
13789 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13790 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13791 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13792 (subti3): Use subdi3_compare1.
13793 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13794 (sub<mode>3_compare1): New.
13795 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13796 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13797 (*subsi3_carryin_uxtw): Likewise.
13798 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13799 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13800 * config/aarch64/iterators.md (DWI): New.
13801 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13802 (aarch64_borrow_operation): New.
13804 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13806 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13807 message when isl does not return a valid schedule.
13809 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13811 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13812 Remove comments from class declarations: they are already in the code
13815 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13817 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13819 (ternary_op_to_tree): Same.
13820 (unary_op_to_tree): Same.
13821 (nary_op_to_tree): Same.
13822 (gcc_expression_from_isl_expr_op): Same.
13823 (gcc_expression_from_isl_expression): Same.
13824 (graphite_create_new_loop): Same.
13825 (graphite_create_new_loop_guard): Same.
13826 (build_iv_mapping): Same.
13827 (graphite_create_new_guard): Same.
13828 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13829 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13831 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13833 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13834 instead of setting codegen_error to fail codegen.
13836 2016-01-28 Jason Merrill <jason@redhat.com>
13838 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13840 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13842 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13843 Remove CONST_INT_P check in CCMP cost calculation.
13845 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13847 * config/aarch64/aarch64.c (generic_vector_cost):
13848 Set vec_permute_cost.
13849 (cortexa57_vector_cost): Likewise.
13850 (exynosm1_vector_cost): Likewise.
13851 (xgene1_vector_cost): Likewise.
13852 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13853 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13854 Add vec_permute_cost entry.
13856 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13858 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13860 (add<mode>3_compare0): Likewise.
13861 (addsi3_compare0_uxtw): Likewise.
13862 (add<mode>3nr_compare0): Likewise.
13863 (compare_neg<mode>): Likewise.
13864 (<optab><mode>3): Likewise.
13866 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13868 * tree-vect-stmts.c (vectorizable_comparison): Add
13869 NULL check for vectype.
13871 2016-01-28 Richard Biener <rguenther@suse.de>
13873 PR tree-optimization/69466
13874 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13875 Account for PHIs we couldn't duplicate.
13877 2016-01-28 Martin Liska <mliska@suse.cz>
13880 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13881 instead of ENABLE_VALGRIND_CHECKING.
13883 2016-01-27 Richard Henderson <rth@redhat.com>
13886 * lra-remat.c (subreg_regs): New.
13887 (dump_candidates_and_remat_bb_data): Dump it.
13888 (operand_to_remat): Reject if operand in subreg_regs.
13889 (set_bb_regs): Collect subreg_regs.
13890 (lra_remat): Init and free subreg_regs. Compute
13891 calculate_local_reg_remat_bb_data before create_cands.
13893 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13896 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13897 change stack_alignment_needed for __tls_get_addr call.
13899 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13901 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13903 2016-01-27 Jeff Law <law@redhat.com>
13905 PR tree-optimization/68398
13906 PR tree-optimization/69196
13907 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13908 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13909 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13910 Only count PHIs in the last block in the path. The others will
13911 const/copy propagate away. Add heuristic to allow more irreducible
13912 subloops to be created when it is likely profitable to do so.
13914 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13915 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13916 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13918 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13921 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13922 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13923 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13924 * tree-streamer-in.c: Include asan.h.
13925 (streamer_get_builtin_tree): For builtins in sanitizer
13926 range call initialize_sanitizer_builtins and retry.
13928 2016-01-27 Ian Lance Taylor <iant@google.com>
13930 * common.opt (fkeep-gc-roots-live): New undocumented option.
13931 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13932 -fkeep-gc-roots-live, skip pointers.
13933 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13936 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13939 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13940 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13942 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13945 * configure.ac: NetBSD provides SSP in its C library.
13946 * configure: Updated.
13948 2016-01-27 Richard Biener <rguenther@suse.de>
13950 PR tree-optimization/69166
13951 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13952 reduction code for commutativity / associativity.
13954 2016-01-27 Martin Jambor <mjambor@suse.cz>
13956 PR tree-optimization/69355
13957 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13958 total_scalarization fails.
13960 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13962 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13965 2016-01-27 Christian Bruel <christian.bruel@st.com>
13968 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13969 Move arm_reset_previous_fndecl and set_target_option_current_node in
13970 the conditional part. Call save_restore_target_globals.
13971 * config/arm/arm.c (arm_set_current_function):
13972 Refactor to better support #pragma target and attribute mix.
13973 Call save_restore_target_globals.
13974 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13976 2016-01-27 Martin Liska <mliska@suse.cz>
13978 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13979 reference for an HSA kernel and its host function.
13981 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13983 PR tree-optimization/69399
13984 * wide-int.h (wi::lrshift): For larger precisions, only
13985 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13987 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13989 * config/arc/predicates.md (proper_comparison_operator): Reject
13990 constant-constant comparison.
13992 2016-01-26 Tom de Vries <tom@codesourcery.com>
13994 PR tree-optimization/69110
13995 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13996 DR_NUM_DIMENSIONS == 0.
13998 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13999 Sebastian Pop <s.pop@samsung.com>
14001 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14002 isl_ast_op_cond and isl_ast_op_select.
14003 (gcc_expression_from_isl_expr_op): Same.
14005 2016-01-26 Jason Merrill <jason@redhat.com>
14008 * tree.c (recompute_constructor_flags): Split out from
14010 (verify_constructor_flags): New.
14011 * tree.h: Declare them.
14013 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14015 PR rtl-optimization/69217
14016 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14017 are no TYPE_FIELDS set for the record type.
14019 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14022 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14023 toc_label_name unconditionally.
14024 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14025 SYMBOL_REF string. Use toc_label_name instead of constructing
14027 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14028 constructing LCTOC1.
14030 2016-01-26 Martin Sebor <msebor@redhat.com>
14033 * doc/extend.texi (Common Type Attributes): Move text that talks about
14034 attribute packed from attribute aligned to the section discussing
14035 the former attribute for clarity.
14037 2016-01-26 Richard Henderson <rth@redhat.com>
14039 PR middle-end/60908
14040 * trans-mem.c (tm_region_init): Mark entry block as visited.
14042 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14045 * diagnostic-show-locus.c (layout::print_source_line): Replace
14046 call to pp_newline with call to layout::print_newline.
14047 (layout::print_annotation_line): Likewise.
14048 (layout::move_to_column): Likewise.
14049 (layout::print_any_fixits): After printing any fixits, print a
14050 trailing newline, if necessary.
14051 (layout::print_newline): New method, resetting any colorization
14053 (diagnostic_show_locus): Move the pp_newline to before the
14054 early bailout. Remove dummy block enclosing the layout instance.
14055 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14056 of pp_newline_and_flush with pp_flush.
14057 (diagnostic_append_note): Delete use of pp_newline.
14058 (diagnostic_append_note_at_rich_loc): Delete.
14059 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14060 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14061 when newline characters are added to the buffer.
14063 2016-01-26 Michael Matz <matz@suse.de>
14065 * configure.ac (ac_cv_std_swap_in_utility): New test.
14066 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14067 * configure: Regenerate.
14068 * config.in: Regenerate.
14070 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14072 * config/arc/arc.md (cstoresi4): Force operand into register.
14073 (arcset<code>): Fix predicate.
14074 (arcsetltu): Likewise.
14075 (arcsetgeu): Likewise.
14076 (arcsethi): Likewise.
14077 (arcsetls): Likewise.
14079 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14081 PR tree-optimization/69483
14082 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14083 if base has error_mark_node type.
14085 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14088 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14089 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14091 (vget_lane_f16): Handle big-endian.
14092 (vgetq_lane_f16): Likewise.
14093 (vset_lane_f16): Likewise.
14094 (vsetq_lane_f16): Likewise.
14095 * config/arm/iterators.md (VQXMOV): Add V8HF.
14096 (VDQ): Add V4HF and V8HF.
14097 (V_reg): Handle V4HF and V8HF.
14098 (Is_float_mode): Likewise.
14099 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14100 neon_vdup_nv8hf): New patterns.
14101 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14102 Use VD_LANE iterator.
14103 (neon_vld1_dup<mode>): Use VQ2 iterator.
14105 2016-01-26 Nathan Sidwell <nathan@acm.org>
14107 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14108 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14109 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14110 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14111 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14112 (oacc_validate_dims): Add LEVEL arg, don't return level.
14113 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14114 oacc_validate_dims.
14115 (execute_oacc_device_lower): Adjust, add more dump output.
14116 * tree-ssa-loop.c (gate_oacc_kernels): Use
14117 oacc_fn_attrib_kernels_p.
14118 * tree-parloops.c (create_parallel_loop): Adjust
14119 set_oacc_fn_attrib call.
14121 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14124 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14125 (append_compiler_options): Handle -fcilkplus.
14126 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14128 2016-01-26 Nick Clifton <nickc@redhat.com>
14131 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14132 been marked as DECL_ONE_ONLY but we do not the means to make it
14133 so, then do not allow it to bind locally.
14135 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14138 * opts.h (parse_sanitizer_options): New prototype.
14139 * opts.c (sanitizer_opts): New array.
14140 (parse_sanitizer_options): New function.
14141 (common_handle_option): Use parse_sanitizer_options.
14143 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14146 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14147 alignment adjustment to ...
14148 (ix86_update_stack_boundary): Here. Don't over-align stack for
14150 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14151 if __tls_get_addr is called.
14153 2016-01-26 Christian Bruel <christian.bruel@st.com>
14155 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14157 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14159 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14161 2016-01-26 Richard Biener <rguenther@suse.de>
14163 PR middle-end/69467
14164 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14166 2016-01-26 Richard Biener <rguenther@suse.de>
14168 PR tree-optimization/69452
14169 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14170 (move_computations_dom_walker::before_dom_children): Rename
14172 (move_computations_worker): This.
14173 (move_computations): Perform an RPO rather than a DOM walk.
14175 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14178 * combine.c (combine_instructions): For REG_EQUAL note with
14179 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14180 to the underlying register.
14181 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14182 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14184 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14187 * config/aarch64/aarch64-builtins.c
14188 (aarch64_init_simd_builtin_types): Do not set structural
14189 equality to __Poly{8,16,64,128}_t types.
14191 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14193 PR tree-optimization/69400
14194 * wide-int.cc (wi_pack): Take the precision as argument and
14195 perform canonicalization here rather than in the callers.
14196 Use the main loop to handle all full-width HWIs. Add a
14197 zero HWI if in_len isn't a full result.
14198 (wi::divmod_internal): Update accordingly.
14199 (wi::mul_internal): Likewise. Simplify.
14201 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14202 Sebastian Pop <s.pop@samsung.com>
14204 * graphite-poly.c (apply_poly_transforms): Simplify.
14205 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14206 (print_isl_map): Same.
14207 (print_isl_union_map): Same.
14208 (print_isl_schedule): New.
14209 (debug_isl_schedule): New.
14210 * graphite-dependences.c (scop_get_reads): Do not call
14211 isl_union_map_add_map that is undocumented isl functionality.
14212 (scop_get_must_writes): Same.
14213 (scop_get_may_writes): Same.
14214 (scop_get_original_schedule): Remove.
14215 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14216 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14217 (compute_deps): Remove.
14218 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14219 (debug_schedule_ast): New.
14220 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14221 set_separate_option.
14222 (graphite_regenerate_ast_isl): Add dump.
14223 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14224 from scop->transformed_schedule.
14225 (graphite_regenerate_ast_isl): Add more dump.
14226 * graphite-optimize-isl.c (optimize_isl): Set
14227 scop->transformed_schedule. Check whether schedules are equal.
14228 (apply_poly_transforms): Move here.
14229 * graphite-poly.c (apply_poly_transforms): ... from here.
14230 (free_poly_bb): Static.
14231 (free_scop): Static.
14232 (pbb_number_of_iterations_at_time): Remove.
14233 (print_isl_ast): New.
14234 (debug_isl_ast): New.
14235 (debug_scop_pbb): New.
14236 * graphite-scop-detection.c (print_edge): Move.
14237 (print_sese): Move.
14238 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14239 (build_scop_scattering): Remove.
14240 (create_pw_aff_from_tree): Assert instead of bailing out.
14241 (add_condition_to_pbb): Remove unused code, do not fail.
14242 (add_conditions_to_domain): Same.
14243 (add_conditions_to_constraints): Remove.
14244 (build_scop_context): New.
14245 (add_iter_domain_dimension): New.
14246 (build_iteration_domains): Initialize pbb->iterators.
14247 Call add_conditions_to_domain.
14250 (index_outermost_in_loop): New.
14251 (index_pbb_in_loop): New.
14252 (outermost_pbb_in): New.
14253 (add_in_sequence): New.
14254 (add_outer_projection): New.
14255 (outer_projection_mupa): New.
14256 (add_loop_schedule): New.
14257 (build_schedule_pbb): New.
14258 (build_schedule_loop): New.
14259 (embed_in_surrounding_loops): New.
14260 (build_schedule_loop_nest): New.
14261 (build_original_schedule): New.
14262 (build_poly_scop): Call build_original_schedule.
14263 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14264 (free_poly_dr): Remove.
14265 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14266 (free_poly_bb): Remove.
14267 (debug_loop_vec): Remove.
14268 (print_isl_ast): Declare.
14269 (debug_isl_ast): Declare.
14270 (scop_do_interchange): Remove.
14271 (scop_do_strip_mine): Remove.
14272 (scop_do_block): Remove.
14273 (flatten_all_loops): Remove.
14274 (optimize_isl): Remove.
14275 (pbb_number_of_iterations_at_time): Remove.
14276 (debug_scop_pbb): Declare.
14277 (print_schedule_ast): Declare.
14278 (debug_schedule_ast): Declare.
14279 (struct scop): Remove schedule. Add original_schedule,
14280 transformed_schedule.
14281 (free_gimple_poly_bb): Remove.
14282 (print_generated_program): Remove.
14283 (debug_generated_program): Remove.
14284 (unify_scattering_dimensions): Remove.
14285 * sese.c (print_edge): ... here.
14286 (print_sese): ... here.
14287 (debug_edge): ... here.
14288 (debug_sese): ... here.
14289 * sese.h (print_edge): Declare.
14290 (print_sese): Declare.
14291 (dump_edge): Declare.
14292 (dump_sese): Declare.
14294 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14295 Sebastian Pop <s.pop@samsung.com>
14297 * Makefile.in: Set ISLVER in site.exp.
14299 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14301 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14302 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14303 through DECL_VALUE_EXPR for expansion.
14305 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14307 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14308 the frame info after reload completed.
14310 2016-01-25 Jeff Law <law@redhat.com>
14312 PR tree-optimization/69196
14313 PR tree-optimization/68398
14314 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14315 tree-ssa-threadupdate.c.
14316 (determine_bb_domination_status): Prototype
14317 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14318 (determine_bb_domination_status): No longer static.
14319 (valid_jump_thread_path): Remove code to detect characteristics
14320 of the jump thread path not associated with correctness.
14321 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14322 Correct test for thread path length. Count PHIs for real operands as
14323 statements that need to be copied. Do not count ASSERT_EXPRs.
14324 Look at all the blocks in the thread path. Compute and selectively
14325 filter thread paths based on threading through the latch, threading
14326 a multiway branch or crossing a multiway branch.
14328 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14330 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14331 decl with __attribute__ ((unused)) annotation.
14333 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14336 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14337 of operands is compatible with a statement vectype.
14339 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14341 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14342 improve wording for mixed storage order support.
14344 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14346 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14347 (vcvt_u64_f64): Likewise.
14348 (vcvta_s64_f64): Likewise.
14349 (vcvta_u64_f64): Likewise.
14350 (vcvtm_s64_f64): Likewise.
14351 (vcvtm_u64_f64): Likewise.
14352 (vcvtn_s64_f64): Likewise.
14353 (vcvtn_u64_f64): Likewise.
14354 (vcvtp_s64_f64): Likewise.
14355 (vcvtp_u64_f64): Likewise.
14357 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14359 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14360 (arc_init): Check validity mll64 option.
14361 (arc_save_restore): Use double load/store instruction.
14362 (arc_expand_movmem): Likewise.
14363 (arc_split_move): Don't split if we have double load/store
14364 instructions. Returns a boolean.
14365 (arc_process_double_reg_moves): Change function to return boolean
14366 instead of a sequence of instructions.
14367 (arc_dwarf_register_span): New function.
14368 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14369 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14370 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14371 (*movdf_insn): Likewise.
14372 * config/arc/arc.opt (mll64): New option.
14373 * config/arc/predicates.md (even_register_operand): New predicate.
14374 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14376 2016-01-25 Richard Biener <rguenther@suse.de>
14379 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14380 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14382 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14384 2016-01-25 Richard Biener <rguenther@suse.de>
14386 PR tree-optimization/69376
14387 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14389 (VN_INFO_ANTI_RANGE_P): New inline.
14390 (VN_INFO_RANGE_TYPE): Likewise.
14391 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14392 SSA_NAME_ANTI_RANGE_P.
14393 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14394 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14395 Properly query VN_INFO_RANGE_TYPE.
14397 2016-01-25 Nick Clifton <nickc@redhat.com>
14400 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14402 2016-01-23 Tom de Vries <tom@codesourcery.com>
14404 PR tree-optimization/69426
14405 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14408 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14410 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14411 "the the" with "the" in the comments.
14412 * ipa-devirt.c (build_type_inheritance_graph,
14413 update_type_inheritance_graph): Likewise.
14414 * tree.c (build_function_type_list_1): Likewise.
14415 * cfgloopmanip.c (scale_loop_profile): Likewise.
14416 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14417 * gimple-ssa-split-paths.c
14418 (find_block_to_duplicate_for_splitting_paths): Likewise.
14419 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14420 * expr.c (convert_move): Likewise.
14421 * var-tracking.c (vt_stack_adjustments): Likewise.
14422 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14423 * tree-vrp.c (test_for_singularity): Likewise.
14425 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14426 directly instead of building a temporary tree.
14429 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14430 remove <algorithm> include.
14432 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14435 * config/i386/i386.c: Include dojump.h.
14436 (expand_small_movmem_or_setmem,
14437 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14439 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14440 if dynamic_check != -1.
14442 2016-01-21 Jeff Law <law@redhat.com>
14444 PR middle-end/69347
14445 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14446 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14447 into dominated_by_p.
14448 (cprop_into_successor_phis): Avoid unnecessary tests.
14450 2016-01-22 Richard Henderson <rth@redhat.com>
14453 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14454 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14456 2016-01-22 Michael Matz <matz@suse.de>
14458 * system.h (string, algorithm): Include only conditionally.
14459 (new): Include always under C++.
14460 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14461 * final.c (toplevel): Ditto.
14462 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14463 * genconditions.c (write_header): Make gencondmd.c define
14465 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14467 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14468 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14470 2016-01-22 Christian Bruel <christian.bruel@st.com>
14473 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14475 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14478 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14479 define_insn_and_split. Ensure operands[1] and operands[0] do not
14480 get assigned the same register.
14482 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14484 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14486 2016-01-22 Christian Bruel <christian.bruel@st.com>
14488 * config/arm/arm-c.c (arm_pragma_target_parse):
14489 Remove warn_builtin_macro_redefined overwrite.
14491 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14493 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14494 flag_non_call_exceptions compatibility.
14496 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14499 * dwarf2out.c (add_child_die_after): New function.
14500 (dwarf_qual_info_t): New type.
14501 (dwarf_qual_info): New variable.
14502 (qualified_die_p): New function.
14503 (modified_type_die): For -fdebug-types-section, ensure
14504 canonical order of qualifiers. Put qualified DIEs adjacent
14505 to the corresponding non-qualified type DIE and search there
14506 for existing qualified DIEs.
14508 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14510 * doc/extend.texi (scalar_storage_order type attribute): Document
14511 restriction on type punning and aliasing, and remove future tense.
14513 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14516 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14519 2016-01-21 Jeff Law <law@redhat.com>
14521 PR middle-end/69347
14522 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14523 useless call to record_temporary_equivalences.
14524 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14525 allocate 10 slots in the bb_path vector and let it grow as needed.
14526 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14529 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14531 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14533 * configure: Regenerate.
14535 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14537 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14538 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14540 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14542 PR middle-end/66178
14543 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14544 drop EXPAND_INITIALIZER.
14545 * rtl.h (contains_symbolic_reference_p): Declare.
14546 * rtlanal.c (contains_symbolic_reference_p): New function.
14547 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14548 a subtraction into a NOT if symbolic constants are involved.
14550 2016-01-21 Anton Blanchard <anton@samba.org>
14551 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14554 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14556 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14559 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14561 * config/microblaze/microblaze.c
14562 (get_branch_target): New.
14563 (insert_wic_for_ilb_runout): New.
14565 (microblaze_machine_dependent_reorg): New.
14566 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14567 * config/microblaze/microblaze.md
14568 (UNSPEC_IPREFETCH): Define.
14569 (iprefetch): New pattern
14570 * config/microblaze/microblaze.opt
14571 (mxl-prefetch): New flag.
14573 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14575 * config/microblaze/microblaze.h
14576 (FIXED_REGISTERS): Update in macro.
14577 (CALL_USED_REGISTERS): Update in macro.
14579 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14581 PR rtl-optimization/68920
14582 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14585 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14587 PR rtl-optimization/68990
14588 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14589 pseudo instead of inheritance ones.
14591 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14592 Nick Clifton <nickc@redhat.com>
14596 * config/mips/mips.c (mips_compute_frame_info): Initialise
14597 args_size and hard_frame_pointer_offset fields of the frame
14598 structure before calling mips_global_pointer.
14600 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14602 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14604 * configure: Regenerate.
14606 2016-01-21 Richard Biener <rguenther@suse.de>
14608 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14610 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14612 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14613 to actually emit the .size directive.
14615 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14616 Jakub Jelinek <jakub@redhat.com>
14620 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14621 args array size by one to avoid buffer overflow.
14623 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14625 * config/s390/s390.md (pool_section_start): Use switch_to_section
14626 to select proper read-only data section instead of hardcoding
14628 (pool_section_end): Use switch_to_section to match the above.
14630 2016-01-21 Richard Biener <rguenther@suse.de>
14632 PR tree-optimization/69378
14633 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14634 (set_ssa_val_to): Use it for dominance checks taking into
14635 account not executable edges.
14637 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14640 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14641 for bitsize instead of GET_MODE_PRECISION (mode).
14643 2016-01-20 Martin Sebor <msebor@redhat.com>
14646 * extend.texi (__sync Builtins): Clarify the semantics of
14647 __sync_fetch_and_OP built-ins on pointers.
14648 (__atomic Builtins): Same.
14650 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14651 Sebastian Pop <s.pop@samsung.com>
14653 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14654 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14655 (is_valid_rename): Same.
14656 (translate_isl_ast_to_gimple::get_rename): Same.
14657 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14658 (translate_isl_ast_to_gimple::rename_uses): Same.
14659 (get_new_name): Check for close_phi nodes.
14660 (copy_loop_phi_args): Use phi_node_kind.
14661 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14662 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14664 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14665 Sebastian Pop <s.pop@samsung.com>
14667 Revert commit r229783.
14668 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14669 Remove use of parameter_rename_map.
14670 (copy_def): Remove.
14671 (copy_internal_parameters): Remove.
14672 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14673 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14674 (free_sese_info): Do not free parameter_rename_map.
14675 (set_rename): Do not use parameter_rename_map.
14676 (rename_uses): Update call to set_rename.
14677 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14678 * sese.h (parameter_rename_map_t): Remove.
14679 (struct sese_info_t): Remove field parameter_rename_map.
14681 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14682 Sebastian Pop <s.pop@samsung.com>
14684 * graphite-isl-ast-to-gimple.c: Fix comment.
14685 * graphite-scop-detection.c (defined_in_loop_p): New.
14686 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14687 names defined in loop.
14689 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14690 Sebastian Pop <s.pop@samsung.com>
14692 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14693 Discard unstructured if-then-else regions.
14695 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14696 Sebastian Pop <s.pop@samsung.com>
14698 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14699 (cleanup_loop_iter_dom): Remove.
14700 (build_loop_iteration_domains): Remove.
14701 (build_scop_context): Remove.
14702 (build_scop_iteration_domain): Remove.
14703 (add_loop_constraints): New.
14704 (build_iteration_domains): New.
14705 (build_poly_scop): Call build_iteration_domains.
14707 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14708 Sebastian Pop <s.pop@samsung.com>
14710 * graphite-scop-detection.c
14711 (scop_detection::harmful_loop_in_region): Free dom and loops.
14712 (scop_detection::loop_body_is_valid_scop): Free bbs.
14714 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14715 Sebastian Pop <s.pop@samsung.com>
14717 * graphite-scop-detection.c (record_loop_in_sese): New.
14718 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14719 (build_scops): Remove call to build_sese_loop_nests.
14720 * sese.c (sese_record_loop): Remove.
14721 (build_sese_loop_nests): Remove.
14722 (new_sese_info): Remove region->loops.
14723 (free_sese_info): Same.
14724 * sese.h (sese_contains_loop): Same.
14725 (build_sese_loop_nests): Remove.
14726 (sese_contains_loop): Remove.
14728 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14729 Sebastian Pop <s.pop@samsung.com>
14731 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14732 loop_is_valid_in_scop.
14733 (scop_detection::harmful_stmt_in_region): Renamed
14734 harmful_loop_in_region.
14735 Call loop_is_valid_in_scop.
14737 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14738 Sebastian Pop <s.pop@samsung.com>
14740 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14743 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14744 Sebastian Pop <s.pop@samsung.com>
14746 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14747 * graphite.h (struct poly_bb): Remove field is_reduction.
14748 (PBB_IS_REDUCTION): Remove.
14750 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14751 Sebastian Pop <s.pop@samsung.com>
14753 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14754 (add_pdr_constraints): Same.
14755 (scop_get_reads): Same.
14756 (scop_get_must_writes): Same.
14757 (scop_get_may_writes): Same.
14758 (scop_get_original_schedule): Same.
14759 (extend_schedule): Same.
14760 (apply_schedule_on_deps): Same.
14761 (carries_deps): Same.
14762 (compute_deps): Same.
14763 (scop_get_dependences): Same.
14764 * graphite-isl-ast-to-gimple.c
14765 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14766 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14767 (get_schedule_for_band_list): Same.
14768 (get_schedule_map): Same.
14769 (apply_schedule_map_to_scop): Same.
14770 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14771 (build_loop_iteration_domains): Same.
14772 (add_condition_to_pbb): Same.
14773 (add_param_constraints): Same.
14774 (pdr_add_memory_accesses): Same.
14775 (pdr_add_data_dimensions): Same.
14777 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14779 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14782 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14784 * common.opt (feliminate-dwarf2-dups): Replace references to
14785 "DWARF 2" with just "DWARF".
14786 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14787 * doc/extend.texi: Likewise.
14788 * doc/cpp.texi: Likewise.
14789 * doc/invoke.texi: Likewise.
14790 (Option Summary): Add -gdwarf to list of Debugging Options.
14791 (Debugging Options): Document -gdwarf.
14792 * doc/contrib.texi: Spell "DWARF" like that.
14794 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14796 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14797 warning. Fix up formatting.
14799 PR middle-end/67653
14800 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14801 attempt to mark memory input operand addressable and
14802 call prepare_gimple_addressable in that case. Don't adjust
14803 input_location for diagnostics, use error_at instead.
14805 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14807 * config/rs6000/ppc-auxv.h: New file.
14808 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14809 (cpu_is): Likewise.
14810 (cpu_supports): Likewise.
14811 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14812 (cpu_is_info): New variable.
14813 (cpu_supports_info): Likewise.
14814 (tcb_verification_symbol): Likewise.
14815 (cpu_builtin_p): Likewise.
14816 (cpu_expand_builtin): New function.
14817 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14818 (rs6000_init_builtins): Likewise.
14819 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14820 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14821 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14822 * configure: Regenerate.
14823 * config.in: Likewise.
14824 * doc/extend.texi (PowerPC Built-in Functions): Document
14825 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14827 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14830 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14832 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14835 2016-01-20 Richard Henderson <rth@redhat.com>
14841 * tree.c (tm_define_builtin): New.
14842 (find_tm_vector_type): New.
14843 (build_tm_vector_builtins): New.
14844 (build_common_builtin_nodes): Call it.
14846 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14848 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14849 (arm_fp_ok): Likewise.
14850 (arm_fp): Likewise.
14851 (arm_crypto): Likewise.
14853 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14854 Richard Biener <rguenther@suse.de>
14856 PR tree-optimization/69328
14857 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14858 vectors have same number of elements.
14859 (vectorizable_condition): Fix masked version recognition.
14861 2016-01-20 Richard Biener <rguenther@suse.de>
14863 PR tree-optimization/69345
14864 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14865 (VN_INFO_PTR_INFO): Likewise.
14866 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14867 info when it is equal between non-dominating SSA names.
14868 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14869 Make sure to look at original SSA infos.
14871 2016-01-20 Jeff Law <law@redhat.com>
14874 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14876 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14877 (pc_or_label_operand): New predicate.
14878 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14879 tests for small integers that are 2^n - 1.
14881 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14883 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14885 2016-01-19 Jeff Law <law@redhat.com>
14887 PR middle-end/69347
14888 * tree-ssa-threadbackwards.c
14889 (fsm_find_control_statement_thread_paths): Do not try to lookup
14890 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14892 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14894 * doc/lto.texi: Remove text that says only Gold has linker plugin
14897 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14899 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14900 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14901 the DIE accordingly.
14902 (modified_type_die): Add REVERSE parameter and pass it recursively,
14903 as well as to base_type_die. Adjust presence check accordingly.
14904 (base_type_for_mode): Adjust call to modified_type_die.
14905 (add_type_attribute): Add REVERSE parameter and pass it to
14907 (generic_parameter_die): Adjust call to add_type_attribute.
14908 (add_scalar_info): Likewise.
14909 (add_subscript_info): Likewise.
14910 (gen_array_type_die): Likewise.
14911 (gen_descr_array_type_die): Likewise.
14912 (gen_entry_point_die): Likewise.
14913 (gen_enumeration_type_die): Likewise.
14914 (gen_formal_parameter_die): Likewise.
14915 (gen_subprogram_die): Likewise.
14916 (gen_variable_die ): Likewise.
14917 (gen_const_die): Likewise.
14918 (gen_field_die): Likewise.
14919 (gen_pointer_type_die): Likewise.
14920 (gen_reference_type_die): Likewise.
14921 (gen_ptr_to_mbr_type_die): Likewise.
14922 (gen_inheritance_die): Likewise.
14923 (gen_subroutine_type_die): Likewise.
14924 (gen_typedef_die): Likewise.
14925 (force_type_die): Adjust call to modified_type_die.
14927 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14929 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14930 flow throughout the file. Fix broken link to Objective-C 2.0
14932 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14935 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14937 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14939 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14942 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14943 (maybe_record_node): Record cxa_pure_virtual as the only possible
14944 target if there are not ohter candidates.
14945 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14947 2016-01-19 Richard Biener <rguenther@suse.de>
14949 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14950 (get_memory_order): Likewise.
14952 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14954 * tree-vect-stmts.c (vectorizable_store): Check
14957 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14960 * gcc.c (driver::decode_argv): Add call to
14961 init_opts_obstack before init_options_struct.
14962 * opts.c (init_opts_obstack): Remove idempotency.
14963 (init_options_struct): Replace call to init_opts_obstack
14964 with a gcc_assert to verify that it has already been called.
14965 * toplev.c (toplev::main): Add call to init_opts_obstack before
14966 calls to init_options_struct.
14967 (toplev::finalize): Move cleanup of opts_obstack next to
14968 cleanup of save_decoded_options, clearing the latter, and
14969 save_decoded_options_count.
14971 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14974 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14975 attribute to unconditional. Remove %? from output template.
14977 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14978 Jiong Wang <jiong.wang@arm.com>
14980 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14981 generated from different expand order.
14983 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14985 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14986 Add support for CCMP costing.
14988 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14990 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14991 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14992 (fccmpe<mode>): Likewise.
14993 (fcmp): Rename to fcmp and globalize pattern.
14995 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14996 (aarch64_gen_ccmp_next): Add FP support.
14998 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15000 * target.def (gen_ccmp_first): Update documentation.
15001 (gen_ccmp_next): Likewise.
15002 * doc/tm.texi (gen_ccmp_first): Update documentation.
15003 (gen_ccmp_next): Likewise.
15004 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15005 expand_ccmp_expr_1. Improve comments.
15006 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15007 (ccmp_ior<mode>): Remove pattern.
15008 (cmp<mode>): Remove expand.
15009 (cmp): Globalize pattern.
15010 (cstorecc4): Use cc_register.
15011 (mov<mode>cc): Remove ccmp_cc_register check.
15012 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15013 Simplify after removal of CC_DNE/* modes.
15014 (aarch64_ccmp_mode_to_code): Remove.
15015 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15016 In 'k' case use integer as condition.
15017 (aarch64_nzcv_codes): Remove inverted cases.
15018 (aarch64_code_to_ccmode): Remove.
15019 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15020 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15021 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15022 pattern. Return the comparison with CC register. Invert conditions
15023 when bitcode is OR.
15024 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15025 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15027 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15029 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15030 instrumented_version.
15032 2016-01-19 Richard Biener <rguenther@suse.de>
15034 PR tree-optimization/69336
15035 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15036 handled components with get_ref_base_and_extent.
15037 (equal_mem_array_ref_p): Adjust.
15039 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15042 * shrink-wrap.c: Include valtrack.h.
15043 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15044 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15045 in between insn and where it will be moved to. Call
15046 dead_debug_insert_temp.
15047 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15048 first and dead_debug_local_finish at the end.
15049 For uses and defs bitmap, handle all regs in between REGNO and
15050 END_REGNO, not just the first one.
15052 2016-01-19 Richard Biener <rguenther@suse.de>
15054 PR tree-optimization/69352
15055 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15056 (equal_mem_array_ref_p): Constrain size and max size properly.
15057 Compare the reverse flag.
15059 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15061 * ira.c (ira): Update regstat data if we deleted insns.
15063 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15065 PR rtl-optimization/68955
15066 PR rtl-optimization/64557
15067 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15068 here. Fix up formatting.
15069 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15071 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15074 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15075 assume that the node has body.
15076 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15079 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15081 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15084 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15086 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15087 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15089 2016-01-19 Martin Jambor <mjambor@suse.cz>
15090 Martin Liska <mliska@suse.cz>
15091 Michael Matz <matz@suse.de>
15093 * Makefile.in (OBJS): Add new source files.
15094 (GTFILES): Add hsa.c.
15095 * common.opt (disable_hsa): New variable.
15096 (-Whsa): New warning.
15097 * config.in (ENABLE_HSA): New.
15098 * configure.ac: Treat hsa differently from other accelerators.
15099 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15100 $enable_offloading.
15101 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15102 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15103 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15104 --with-hsa-kmt-lib.
15105 * doc/invoke.texi (-Whsa): Document.
15106 (hsa-gen-debug-stores): Likewise.
15107 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15108 to invoke offload compiler for hsa acclerator.
15109 * opts.c (common_handle_option): Determine whether HSA offloading
15110 should be performed.
15111 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15112 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15113 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15114 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15115 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15116 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15117 GF_OMP_FOR_KIND_GRID_LOOP.
15118 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15119 (pp_gimple_stmt_1): Likewise.
15120 * gimple-walk.c (walk_gimple_stmt): Likewise.
15121 * gimple.c (gimple_build_omp_grid_body): New function.
15122 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15123 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15124 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15125 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15126 GF_OMP_TEAMS_GRID_PHONY.
15127 (gimple_statement_omp_single_layout): Updated comments.
15128 (gimple_build_omp_grid_body): New function.
15129 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15130 (gimple_omp_for_grid_phony): New function.
15131 (gimple_omp_for_set_grid_phony): Likewise.
15132 (gimple_omp_parallel_grid_phony): Likewise.
15133 (gimple_omp_parallel_set_grid_phony): Likewise.
15134 (gimple_omp_teams_grid_phony): Likewise.
15135 (gimple_omp_teams_set_grid_phony): Likewise.
15136 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15137 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15138 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15139 (BUILT_IN_GOMP_TARGET): Updated type.
15140 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15141 (adjust_for_condition): New function.
15142 (get_omp_for_step_from_incr): Likewise.
15143 (extract_omp_for_data): Moved parts to adjust_for_condition and
15144 get_omp_for_step_from_incr.
15145 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15146 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15147 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15148 (scan_omp_parallel): Do not create child functions for phony
15150 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15151 (scan_omp_1_op): Checking assert we are not remapping to
15152 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15153 (parallel_needs_hsa_kernel_p): New function.
15154 (expand_parallel_call): Register apprpriate parallel child
15155 functions as HSA kernels.
15156 (grid_launch_attributes_trees): New type.
15157 (grid_attr_trees): New variable.
15158 (grid_create_kernel_launch_attr_types): New function.
15159 (grid_insert_store_range_dim): Likewise.
15160 (grid_get_kernel_launch_attributes): Likewise.
15161 (get_target_argument_identifier_1): Likewise.
15162 (get_target_argument_identifier): Likewise.
15163 (get_target_argument_value): Likewise.
15164 (push_target_argument_according_to_value): Likewise.
15165 (get_target_arguments): Likewise.
15166 (expand_omp_target): Call get_target_arguments instead of looking
15167 up for teams and thread limit.
15168 (grid_expand_omp_for_loop): New function.
15169 (grid_arg_decl_map): New type.
15170 (grid_remap_kernel_arg_accesses): New function.
15171 (grid_expand_target_kernel_body): New function.
15172 (expand_omp): Call it.
15173 (lower_omp_for): Do not emit phony constructs.
15174 (lower_omp_taskreg): Do not emit phony constructs but create for them
15175 a temporary variable receiver_decl.
15176 (lower_omp_taskreg): Do not emit phony constructs.
15177 (lower_omp_teams): Likewise.
15178 (lower_omp_grid_body): New function.
15179 (lower_omp_1): Call it.
15180 (grid_reg_assignment_to_local_var_p): New function.
15181 (grid_seq_only_contains_local_assignments): Likewise.
15182 (grid_find_single_omp_among_assignments_1): Likewise.
15183 (grid_find_single_omp_among_assignments): Likewise.
15184 (grid_find_ungridifiable_statement): Likewise.
15185 (grid_target_follows_gridifiable_pattern): Likewise.
15186 (grid_remap_prebody_decls): Likewise.
15187 (grid_copy_leading_local_assignments): Likewise.
15188 (grid_process_kernel_body_copy): Likewise.
15189 (grid_attempt_target_gridification): Likewise.
15190 (grid_gridify_all_targets_stmt): Likewise.
15191 (grid_gridify_all_targets): Likewise.
15192 (execute_lower_omp): Call grid_gridify_all_targets.
15193 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15194 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15195 (tree_omp_clause): Added union field dimension.
15196 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15197 * tree.c (omp_clause_num_ops): Added number of arguments of
15198 OMP_CLAUSE__GRIDDIM_.
15199 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15200 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15201 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15202 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15203 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15204 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15205 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15206 * tree-pass.h (make_pass_gen_hsail): Declare.
15207 (make_pass_ipa_hsa): Likewise.
15208 * ipa-hsa.c: New file.
15209 * lto-section-in.c (lto_section_name): Add hsa section name.
15210 * lto-streamer.h (lto_section_type): Add hsa section.
15211 * timevar.def (TV_IPA_HSA): New.
15212 * hsa-brig-format.h: New file.
15213 * hsa-brig.c: New file.
15214 * hsa-dump.c: Likewise.
15215 * hsa-gen.c: Likewise.
15218 * toplev.c (compile_file): Call hsa_output_brig.
15219 * hsa-regalloc.c: New file.
15221 2016-01-18 Jeff Law <law@redhat.com>
15223 PR tree-optimization/69320
15224 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15225 ranged object, do nothing if the RHS constant is not [0..1].
15226 (optimize_stmt): Comparing a boolean ranged object against a
15227 constant outside [0..1] results in a compile-time constant.
15229 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15232 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15234 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15235 (Option Summary): Update to reflect new section and moved options.
15236 (C++ Dialect Options): Move -fstats to new section.
15237 (Debugging Options): Move all dump, statistics, and other GCC
15238 developer options to new section. Rewrite section introduction
15239 and re-order remaining options to put the more basic ones first.
15240 (Optimization Options): Move -fira-verbose and -flto-report* to
15242 (Developer Options): New section incorporating moved options.
15243 * doc/cppopts.texi (-dM): Update cross-reference.
15245 2016-01-18 Richard Henderson <rth@redhat.com>
15248 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15249 operands to pseudo only if CSE is expected. Split long immediate
15250 operands only after reload, and for the stack pointer.
15251 (*add<GPI>3_pluslong): Remove.
15252 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15253 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15254 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15255 (*add<GPI>3 peepholes): New.
15256 (*add<GPI>3 splitters): New.
15257 * config/aarch64/constraints.md (Upl): New.
15258 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15260 2016-01-18 Richard Biener <rguenther@suse.de>
15262 PR tree-optimization/69297
15263 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15265 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15267 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15269 PR middle-end/68542
15270 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15271 of mixind vector and scalar types.
15272 (fold_relational_const): Add handling of vector
15273 comparison with boolean result.
15274 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15275 comparison of vector operands with boolean result for EQ/NE only.
15276 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15277 (verify_gimple_cond): Likewise.
15278 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15281 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15283 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15286 2016-01-18 Richard Biener <rguenther@suse.de>
15288 PR middle-end/69308
15289 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15291 2016-01-18 Tom de Vries <tom@codesourcery.com>
15293 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15295 2016-01-18 Tom de Vries <tom@codesourcery.com>
15297 * omp-low.c (set_oacc_fn_attrib): Make extern.
15298 * omp-low.h (set_oacc_fn_attrib): Declare.
15299 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15300 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15301 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15302 Add and handle function parameter oacc_kernels_p.
15303 (find_reduc_addr, get_omp_data_i_param): New function.
15304 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15305 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15306 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15307 Calculate dominance info. Skip loops that are not in a kernels region
15308 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15309 (pass_parallelize_loops::execute): Call parallelize_loops with
15310 oacc_kernels_p argument.
15311 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15312 New member function.
15313 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15314 * passes.def: Add argument to pass_parallelize_loops instantation.
15316 2016-01-18 Tom de Vries <tom@codesourcery.com>
15318 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15319 pass_parallelize_loops to be run outside the loop pipeline.
15321 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15323 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15324 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15326 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15329 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15330 using get_ref_base_and_extent.
15331 (equal_mem_array_ref_p): New.
15332 (hashable_expr_equal_p): Add call to previous.
15334 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15337 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15338 (sra_initialize): Allocate disqualified_constants.
15339 (sra_deinitialize): Free disqualified_constants.
15340 (disqualify_candidate): Update disqualified_constants when appropriate.
15341 (create_access): Scan for constant-pool entries as we go along.
15342 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15343 (maybe_add_sra_candidate): Allow constant-pool entries.
15344 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15345 (initialize_constant_pool_replacements): New.
15346 (sra_modify_assign): Avoid mangling assignments created by previous,
15347 and don't generate writes into constant pool.
15348 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15350 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15352 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15353 andnot instruction.
15354 (scalar_chain::convert_op): Likewise.
15355 * config/i386/i386.md (*andndi3_doubleword): New.
15357 2016-01-18 Richard Biener <rguenther@suse.de>
15359 PR tree-optimization/69170
15360 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15361 building a vector from scalar results of a pattern stmt.
15363 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15365 * haifa-sched.c (autopref_multipass_init): Work around
15366 -Wmaybe-uninitialized warning.
15368 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15370 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15371 against the constant 0.
15373 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15375 PR tree-optimization/68799
15376 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15377 look up phi candidates in the statement-candidate map.
15378 (phi_add_costs): Likewise.
15379 (record_phi_increments): Likewise.
15380 (phi_incr_cost): Likewise.
15381 (ncd_with_phi): Likewise.
15382 (all_phi_incrs_profitable): Likewise.
15384 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15386 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15387 -Wmaybe-uninitialized warning.
15389 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15391 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15392 (Option Summary): Update to reflect new section and moved options.
15393 (C++ Dialect Options): Move -fvtable-verify and related options.
15394 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15395 and profiling-related options.
15396 (Optimization Options): Move profile generation options and
15397 -fstack-protector and related options.
15398 (Instrumentation Options): New section incorporating moved options.
15399 (Code Generation Options): Move -finstrument-functions and
15400 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15402 2016-01-16 Tom de Vries <tom@codesourcery.com>
15404 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15406 2016-01-16 Tom de Vries <tom@codesourcery.com>
15408 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15410 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15412 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15413 that checks whether the table is already empty. Rename the
15414 original implementation to...
15415 (hash_table::empty_slot): ...this new private function.
15417 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15419 PR diagnostic/68899
15420 * diagnostic-show-locus.c (layout::print_source_line): Move x
15421 offset of line until after call to
15422 get_line_width_without_trailing_whitespace.
15424 2016-01-15 Jeff Law <law@redhat.com>
15426 PR tree-optimization/69270
15427 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15428 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15429 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15430 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15431 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15432 ssa_name_has_boolean_range and constant_boolean_node.
15434 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15436 PR rtl-optimization/69030
15437 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15439 (spill_pseudos): Delete debug insn for dead pseudo.
15440 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15442 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15444 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15446 (TYPES_UNOPUS): Likewise.
15447 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15448 builtin type, from UNOP to UNOPUS.
15449 (lbtruncuv4sf): Likewise.
15450 (lbtruncuv2df): Likewise.
15451 (lrounduv2sf): Likewise.
15452 (lrounduv4sf): Likewise.
15453 (lrounduv2df): Likewise.
15454 (lroundusf): Likewise.
15455 (lroundusf): Likewise.
15456 (lceiluv2sf): Likewise.
15457 (lceiluv4sf): Likewise.
15458 (lceiluv2df): Likewise.
15459 (lceilusf): Likewise.
15460 (lceiludf): Likewise.
15461 (lflooruv2sf): Likewise.
15462 (lflooruv4sf): Likewise.
15463 (lflooruv2df): Likewise.
15464 (lfloorusf): Likewise.
15465 (lfloorudf): Likewise.
15466 (lfrintnuv2sf): Likewise.
15467 (lfrintnuv4sf): Likewise.
15468 (lfrintnuv2df): Likewise.
15469 (lfrintnusf): Likewise.
15470 (lfrintnudf): Likewise.
15471 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15473 (vcvtq_u32_f32): Likewise.
15474 (vcvtq_u64_f64): Likewise.
15475 (vcvta_u32_f32): Likewise.
15476 (vcvtaq_u32_f32): Likewise.
15477 (vcvtaq_u64_f64): Likewise.
15478 (vcvtm_u32_f32): Likewise.
15479 (vcvtmq_u32_f32): Likewise.
15480 (vcvtmq_u64_f64): Likewise.
15481 (vcvtn_u32_f32): Likwise.
15482 (vcvtnq_u32_f32): Likewise.
15483 (vcvtnq_u64_f64): Likewise.
15484 (vcvtp_u32_f32): Likewise.
15485 (vcvtpq_u32_f32): Likewise.
15486 (vcvtpq_u64_f64): Likewise.
15487 (vcvtmd_u64_f64): Likewise.
15488 (vcvtms_u32_f32): Likewise.
15489 (vcvtad_u64_f64): Likewise.
15490 (vcvtas_u32_f32): Likewise.
15491 (vcvtnd_u64_f64): Likewise.
15492 (vcvtns_u32_f32): Likewise.
15493 (vcvtpd_u64_f64): Likewise.
15494 (vcvtps_u32_f32): Likewise.
15496 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15498 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15499 CSEL of zero_extended registers.
15501 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15503 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15504 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15506 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15508 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15509 false when argument string is not found in the attributes table
15512 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15515 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15516 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15517 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15518 precision estimate.
15520 2016-01-15 Richard Biener <rguenther@suse.de>
15522 PR tree-optimization/66856
15523 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15524 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15525 (vect_create_new_slp_node): Increment stmt reference count.
15526 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15527 an SLP tree before swapping operands.
15528 (vect_build_slp_tree): Likewise.
15529 (destroy_bb_vec_info): Free stmt info after SLP instances.
15530 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15531 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15532 (STMT_VINFO_NUM_SLP_USES): New macro.
15534 2016-01-15 Richard Biener <rguenther@suse.de>
15537 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15538 (add_linkage_name): ... here.
15539 (gen_typedef_die): Use add_linkage_name_raw instead of
15540 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15543 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15545 * gimplify.c (oacc_default_clause): Decode reference and pointer
15546 types for both kernels and parallel regions.
15548 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15550 PR middle-end/69246
15551 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15553 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15555 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15556 (convert_scalars_to_vector): Likewise.
15558 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15560 * doc/extend.texi (Type Traits): Fix grammar.
15562 2016-01-15 Martin Jambor <mjambor@suse.cz>
15564 * tree-inline.c (remap_decl): Use existing dclarations if
15565 remapping a type and prevent_decl_creation_for_types.
15566 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15567 decls first. Do real remapping with
15568 prevent_decl_creation_for_types set.
15569 * tree-inline.h (copy_body_data): New field
15570 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15573 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15575 * config/s390/s390.opt (mmvcle): More verbose help text.
15577 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15579 * config/s390/s390.opt: Add period to -mzvector option text.
15581 2016-01-15 Richard Biener <rguenther@suse.de>
15583 PR tree-optimization/68961
15584 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15585 of invariants in stores again.
15587 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15589 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15591 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15593 * config/i386/i386.c (ix86_expand_branch): Don't split
15594 DI mode xor instruction to SI mode.
15596 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15599 * ipa-icf.c (sem_function::merge): Virtual functions may become
15600 reachable even if they address is not taken and there are no
15603 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15605 * lto-streamer-out.c (subtract_estimated_size): New function.
15606 (get_symbol_initial_value): Use it.
15608 2016-01-15 Christian Bruel <christian.bruel@st.com>
15611 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15612 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15613 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15614 use add_builtin_function_ext_scope instead of add_builtin_function.
15615 (neon_set_p, neon_crypto_set_p): Remove.
15616 (arm_init_builtins): Always call arm_init_neon_builtins and
15617 arm_init_crypto_builtins.
15618 (arm_expand_builtin): Check that builtins are allowed for the arch.
15619 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15620 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15621 arm_init_neon_builtins call.
15623 2016-01-15 Richard Biener <rguenther@suse.de>
15625 PR tree-optimization/69117
15626 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15627 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15628 of the leader conservatively.
15629 (free_scc_vn): Restore original SSA name infos.
15631 2016-01-14 Jeff Law <law@redhat.com>
15633 PR tree-optimization/69270
15634 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15635 single bit of precision, verify it's also unsigned.
15636 (record_edge_info): Use constant_boolean_node rather than fold_convert
15637 to convert boolean_true/boolean_false to the right type.
15639 2016-01-14 Richard Henderson <rth@redhat.com>
15642 * loop-doloop.c (record_reg_sets): New.
15643 (doloop_optimize): Reject the transform if the sequence
15644 clobbers registers live at the end of the loop block.
15645 (doloop_optimize_loops): Enable df_live if needed.
15647 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15649 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15650 * config/rs6000/rs6000.c: Likewise.
15651 * config/rs6000/rs6000.h: Likewise.
15652 * config/rs6000/rs6000.md: Likewise.
15653 * doc/extend.texi: Likewsie.
15655 2016-01-14 Jeff Law <law@redhat.com>
15657 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15660 2016-01-14 Richard Henderson <rth@redhat.com>
15664 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15665 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15666 instead of builtin_decl_declared_p to test for declaration.
15668 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15670 * doc/loop.texi (Loop Analysis and Representation): Document
15671 loop_depth function.
15673 2016-01-14 Tom de Vries <tom@codesourcery.com>
15675 PR tree-optimization/68773
15676 * omp-low.c (expand_omp_target): Don't set force_output.
15677 * varpool.c (varpool_node::get_create): Same.
15678 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15679 offload_funcs with force_output.
15681 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15684 * lra-eliminations.c (move_plus_up): Don't change anything if either
15685 the outer or inner subreg mode is not MODE_INT.
15686 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15687 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15689 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15691 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15692 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15693 reduc_uplus_@var{m}): Remove.
15694 * expr.c (expand_expr_real_2): Remove expansion path for
15695 reduc_[us](min|max|plus) optabs.
15696 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15697 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15698 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15699 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15700 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15701 reduc_[us](min|max|plus) optabs.
15703 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15705 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15706 (reduc_plus_scal_v2sf): New.
15707 (reduc_smax_v2sf): Rename to...
15708 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15709 (reduc_smin_v2sf): Rename to...
15710 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15712 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15714 * alias.c (compare_base_symbol_refs): New function.
15715 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15718 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15720 PR middle-end/68146
15721 PR tree-optimization/69155
15722 * tree-complex.c: Include cfganal.h.
15723 (phis_to_revisit): New variable.
15724 (extract_component): Add phiarg_p argument. Assert that returned
15725 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15726 (update_phi_components): Partly rewrite to use loop over real/imag
15727 components instead of code duplication. If extract_component returns
15728 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15729 create_tmp_reg into the PHI node instead, and mention the phi triplet
15730 in phis_to_revisit.
15731 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15732 in phis_to_revisit at the end.
15734 2016-01-14 Richard Biener <rguenther@suse.de>
15736 PR tree-optimization/68060
15737 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15738 outer loop reduction is only used in the inner loop before
15739 detecting a double reduction.
15741 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15744 * combine.c (expand_field_assignment): Punt if compute_mode is
15745 unsupported scalar mode.
15747 2016-01-14 Richard Biener <rguenther@suse.de>
15749 PR tree-optimization/66856
15750 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15751 SLP node only if it built successfully.
15752 (vect_analyze_slp_instance): Adjust.
15754 2016-01-14 Jeff Law <law@redhat.com>
15756 PR tree-optimization/69270
15757 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15758 (record_edge_info): Use it. Convert boolean_{true,false}_node
15759 to the type of op0.
15761 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15764 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15765 use block_ultimate_origin
15766 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15768 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15770 * doc/invoke.texi (Submodel Options): Rename section to
15771 "Machine-Dependent Options" to better reflect its content.
15772 Rewrite introductory text to remove archaic CPU names.
15775 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15777 * doc/invoke.texi (Code Gen Options): Move section up in file,
15778 before target-specific options. Update menu and option summary
15779 to reflect the new section ordering.
15781 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15783 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15784 (C++ Dialect Options): Add cross-reference to -std option.
15785 * doc/standards.texi (C++ Language): Document C++14 support.
15787 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15789 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15790 for pack/unpack functions for __ibm128.
15791 (PACK_IF): Likewise.
15792 (UNPACK_IF): Likewise.
15794 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15795 support for __ibm128 pack/unpack functions.
15796 (rs6000_invalid_builtin): Likewise.
15797 (rs6000_init_builtins): Likewise.
15798 (rs6000_opt_masks): Likewise.
15800 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15801 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15803 (RS6000_BTM_COMMON): Likewise.
15805 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15806 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15807 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15808 128-bit floating point. Add support for the double values to be
15809 in Altivec registers for TF/IF packing and unpacking, but restrict
15810 TD packing sub-fields to be FPR registers. Don't allow overlapped
15811 register support for packing. Allow pack inputs to be memory
15812 locations. Don't build generator functions for unpack<mode>_dm
15813 and unpack<mode>_nodm.
15814 (unpack<mode>_dm): Likewise.
15815 (unpack<mode>_nodm): Likewise.
15816 (pack<mode>): Likewise.
15818 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15819 built-in functions to pack/unpack explicit __ibm128 values.
15820 (__builtin_unpack_ibm128): Likewise.
15822 * doc/extend.texi (PowerPC Built-in Functions): Document
15823 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15825 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15828 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15829 Add new arg loc and pass it down as context.
15830 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15831 to the location to use for the warning.
15832 (check_function_arguments): New arg loc. All callers changed. Pass
15833 it to check_function_nonnull.
15834 * c-common.h (check_function_arguments): Adjust declaration.
15836 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15838 PR tree-optimization/69156
15839 * gimple.c (validate_type): Removed.
15840 (gimple_builtin_call_types_compatible_p): Use
15841 useless_type_conversion_p instead of validate_type.
15842 * value-prof.c (gimple_stringop_fixed_value): Fold
15843 icall_size to correct type.
15845 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15847 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15850 2016-01-13 Richard Henderson <rth@redhat.com>
15853 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15854 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15855 (ix86_builtin_tm_store): Remove.
15856 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15857 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15858 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15859 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15860 * doc/tm.texi: Rebuild.
15862 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15863 (BUILT_IN_TM_MEMCPY_RTWN): New.
15864 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15865 fallback from vector to integer helpers.
15866 (build_tm_load): Handle vector types directly, instead of
15868 (build_tm_store): Likewise.
15869 (expand_assign_tm): Prepare for register types not handled by
15870 the above. Copy them to memory and use memcpy.
15871 * tree.c (tm_define_builtin): New.
15872 (find_tm_vector_type): New.
15873 (build_tm_vector_builtins): New.
15874 (build_common_builtin_nodes): Call it.
15876 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15878 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15879 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15881 2016-01-13 Tom de Vries <tom@codesourcery.com>
15883 PR tree-optimization/69169
15884 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15885 handled_struct_type param.
15886 (create_variable_info_for, intra_create_variable_infos): Call
15887 create_variable_info_for_1 with extra arg.
15889 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15891 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15892 and "armv8.1-a+crc" entries.
15894 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15897 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15898 Change first operand predicate from register_or_constm1_operand
15899 to register_operand.
15900 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15901 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15902 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15903 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15904 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15905 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15906 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15907 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15908 comparison with constm1_rtx from vec_prefetch_gen part.
15910 2016-01-13 Richard Biener <rguenther@suse.de>
15912 PR tree-optimization/69013
15913 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15914 Exchange assert for a test.
15916 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15919 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15921 2016-01-13 Richard Biener <rguenther@suse.de>
15923 PR tree-optimization/69242
15924 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15925 assert with a check.
15927 2016-01-13 Richard Biener <rguenther@suse.de>
15929 PR tree-optimization/69186
15930 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15931 Properly guard vect_update_misalignment_for_peel call.
15933 2016-01-12 Jeff Law <law@redhat.com>
15935 PR tree-optimization/pr67755
15936 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15937 "need_profile_correction".
15938 (thread_block_1): Initialize new field to false by default. If we
15939 have multiple thread paths through a common joiner to different
15940 final targets, then set new field to true.
15941 (compute_path_counts): Only do count adjustment when it's really
15944 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15946 * doc/invoke.texi (Spec Files): Move section down in file, past
15947 all command-line option descriptions.
15949 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15951 PR middle-end/54809
15952 * doc/gty.texi: Remove documentation of mark_hook.
15953 * gengtype.c (struct write_types_data): Remove code to support
15954 mark_hook attribute.
15955 (walk_type): Likewise.
15956 (write_func_for_structure): Likewise.
15958 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15960 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15961 Directory Options, and -specs= to Overall Options.
15962 (Overall Options): Adjust similarly. Reorder to group related
15963 options together. Make -specs= cross-reference the spec file details.
15964 (Directory Options): Adjust similarly.
15966 2016-01-12 Jeff Law <law@redhat.com>
15968 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15970 2016-01-12 Olivier Hainque <hainque@adacore.com>
15972 * gcc.c (spec_undefvar_allowed): New global.
15973 (process_command): Set to true when running for --version or --help,
15975 (getenv_spec_function): When the variable is not defined, use the
15976 variable name as the variable value if we're allowed not to issue
15979 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15981 PR tree-optimization/68911
15982 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15983 information computed for expression "init + nit * step".
15985 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15987 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15988 about name of GCC executable. Remove deleted node from menu.
15989 (Directory Options) <-B>: Remove cross-reference to deleted node.
15990 (Target Options): Delete section.
15992 2016-01-12 Christian Bruel <christian.bruel@st.com>
15995 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15996 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15998 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16001 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16002 aligned_mem is properly set for AVX512-VL floating point masked
16006 * ifcvt.c (cond_exec_process_if_block): When removing the last
16007 insn from then_bb, remove also any possible barriers that follow it.
16009 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16013 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16014 (PTRDIFF_TYPE): Likewise.
16015 (WCHAR_TYPE): Likewise.
16016 (WCHAR_TYPE_SIZE): Likewise.
16017 (STDINT_LONG32): Likewise.
16019 2016-01-12 Richard Biener <rguenther@suse.de>
16021 PR tree-optimization/69053
16022 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16023 convert initial value for cond reductions.
16025 2016-01-12 Richard Biener <rguenther@suse.de>
16027 PR tree-optimization/69007
16028 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16029 widen_sum after dot_prod and sad.
16031 2016-01-12 Richard Biener <rguenther@suse.de>
16033 PR tree-optimization/69168
16034 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16035 pattern stmt SLP type.
16036 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16037 end up unused so cope with that case.
16039 2016-01-12 Richard Biener <rguenther@suse.de>
16041 PR tree-optimization/69157
16042 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16043 stmts def type only during analyze phase.
16044 (vectorizable_call): Likewise.
16045 (vectorizable_simd_clone_call): Likewise.
16046 (vectorizable_conversion): Likewise.
16047 (vectorizable_assignment): Likewise.
16048 (vectorizable_shift): Likewise.
16049 (vectorizable_operation): Likewise.
16050 (vectorizable_store): Likewise.
16051 (vectorizable_load): Likewise.
16053 2016-01-12 Richard Biener <rguenther@suse.de>
16055 PR tree-optimization/69174
16056 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16058 (vectorizable_load): Properly compute the number of loads needed
16059 for permuted strided SLP loads and do not spuriously assign
16060 to SLP_TREE_VEC_STMTS.
16062 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16064 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16065 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16066 (MD_EXEC_PREFIX): Remove.
16067 (MD_STARTFILE_PREFIX) Removee.
16068 (FILE_NAME_ABSOLUTE_P): Remove.
16069 (CPP_SPEC): Do not read macros from sys/version.h.
16070 (LINK_COMMAND_SPEC): Remove.
16071 (LOCAL_INCLUDE_DIR): Remove.
16072 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16073 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16074 (POST_LINK_SPEC): Define to invoke stubify after linker
16075 (LIBSTDCXX): Remove define
16076 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16077 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16078 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16079 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16080 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16081 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16082 (i386_djgpp_asm_named_section): Add propotype of new procedure
16084 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16085 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16086 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16087 in config/i386/djgpp.h).
16088 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16089 STANDARD_STARTFILE_PREFIX_1.
16090 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16091 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16092 installation errors.
16093 (MAX_OFILE_ALIGNMENT): Define to 128.
16094 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16096 * config/i386/djgpp.c: New file. Add implementation of
16097 i386_djgpp_asm_named_section.
16099 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16101 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16102 Add rule for building djgpp.o.
16104 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16106 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16107 (rtx_is_swappable_p): Reductions are swappable.
16108 (insn_is_swappable_p): V2DF reductions are swappable.
16110 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16112 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16113 reloads for other unsupported memory operands.
16115 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16116 Jim Wilson <jim.wilson@linaro.org>
16119 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16120 copy_to_mode_reg instead of force_reg.
16122 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16125 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16126 TARGET_80387 is true.
16128 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16131 * lra-eliminations.c (move_plus_up): Only move plus up
16132 if subreg of the constant can be simplified into constant
16133 and use the simplified subreg of the constant instead of
16134 the original constant.
16136 * fold-const.c (fold_convertible_p): Don't return true
16137 for conversion of VECTOR_TYPE to same sized integral type.
16138 (fold_convert_loc): Fix up formatting. Fold conversion of
16139 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16140 instead of NOP_EXPR.
16142 PR tree-optimization/69214
16143 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16144 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16147 PR tree-optimization/69207
16148 * tree-vect-slp.c (vect_get_constant_vectors): For
16149 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16150 fold_convertible_p to vector_type's element type, and always
16151 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16153 2016-01-11 Richard Biener <rguenther@suse.de>
16155 PR tree-optimization/69173
16156 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16157 fixup the cycle if all stmts are in a pattern.
16159 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16161 PR middle-end/68999
16162 * alias.c (base_alias_check): Move check for addresses with
16163 alignment ANDs before the call for compare_base_decls.
16164 (memrefs_conflict_p): Return -1 for different decls
16165 that went through alignment adjustments.
16167 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16169 PR rtl-optimization/68796
16170 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16171 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16172 and QImode comparisons against zero with CC_NZmode.
16173 * config/aarch64/iterators.md (short_mask): New mode_attr.
16175 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16177 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16178 (<avx512>_store<mode>_mask): Likewise.
16180 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16181 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16183 PR rtl-optimization/68841
16184 * ifcvt.c (struct noce_if_info): Add orig_x field.
16185 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16186 Don't record conflicts on to_rename if it's present.
16187 Allow memory destinations in sets.
16188 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16189 blocks, passing orig_x to the checks.
16190 (noce_process_if_block): Set if_info->orig_x appropriately.
16192 2016-01-11 Tom de Vries <tom@codesourcery.com>
16194 PR tree-optimization/69069
16195 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16197 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16199 PR rtl-optimization/68920
16200 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16201 of conditional moves for RTL if-conversion to 1 for
16202 TARGET_ONE_IF_CONV_INSN.
16203 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16204 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16205 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16206 parameter to restirct number of conditional moves for
16208 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16209 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16212 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16215 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16216 onepart vars. Fix typo in comment. Fix reversed condition in
16218 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16221 * var-tracking.c (dump_onepart_variable_differences): New.
16222 (dataflow_set_different): If a detailed dump is requested,
16223 delay early returns and dump differences between onepart
16224 variables present before and after, and added variables.
16226 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16229 * expr.c (expand_expr_real_1): For boolean vector constants
16230 with a scalar mode use const_scalar_mask_from_tree.
16231 (const_scalar_mask_from_tree): New.
16232 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16233 assigned to a mask type to handle constants.
16235 2016-01-11 Martin Jambor <mjambor@suse.cz>
16238 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16239 useless parameters if we cannot change function signature.
16241 2016-01-11 Martin Jambor <mjambor@suse.cz>
16244 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16247 2016-01-11 Tom de Vries <tom@codesourcery.com>
16249 PR tree-optimization/69109
16250 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16253 2016-01-11 Tom de Vries <tom@codesourcery.com>
16255 PR tree-optimization/69108
16256 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16257 res is not used in a phi.
16259 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16262 * common.opt (frandom-seed): Fix parameter name.
16263 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16265 2016-01-11 Tom de Vries <tom@codesourcery.com>
16267 PR tree-optimization/69058
16268 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16271 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16273 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16274 (mcode-density): Likewise.
16276 2016-01-10 Tom de Vries <tom@codesourcery.com>
16278 PR tree-optimization/69062
16279 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16280 (parallelize_loops): Don't paralelize loop that has phi with address
16283 2016-01-10 Tom de Vries <tom@codesourcery.com>
16285 PR tree-optimization/69039
16286 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16289 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16291 PR middle-end/68743
16292 * match.pd: Require target has function_c99_misc before doing
16293 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16295 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16297 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16299 * configure: Regenerate.
16301 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16303 PR middle-end/50865
16304 PR tree-optimization/69097
16305 * fold-const.h (expr_not_equal_to): New prototype.
16306 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16307 (expr_not_equal_to): New function.
16308 * match.pd (X % -Y is the same as X % Y): Don't optimize
16309 unless X is known not to be equal to minimum or Y is known
16310 not to be equal to -1.
16311 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16312 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16313 (simplify_stmt_using_ranges): Adjust caller.
16314 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16315 substitute_and_fold.
16317 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16319 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16322 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16324 PR tree-optimization/69167
16325 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16326 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16328 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16330 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16331 Richard Biener <rguenther@suse.de>
16333 PR tree-optimization/68707
16334 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16335 instances that can be handled via vect_load_lanes.
16337 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16339 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16340 if we can't determine address equivalence.
16341 * alias.c (compare_base_decl): Update for changed return value of
16342 symtab_node::equal_address_to.
16344 2016-01-08 Jason Merrill <jason@redhat.com>
16348 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16349 * expr.c (store_field): Not here.
16350 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16351 call with TREE_ADDRESSABLE type.
16352 * tree-cfg.c (verify_gimple_call): Adjust.
16354 2016-01-08 Olivier Hainque <hainque@adacore.com>
16356 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16359 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16361 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16362 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16363 (reduc_smin_v2sf): Rename to...
16364 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16365 (reduc_splus_v2sf): Rename to...
16366 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16368 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16370 PR tree-optimization/69162
16371 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16372 valist argument in another argument.
16373 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16374 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16375 to determine the va_list type, build a MEM_REF instead of
16376 build_fold_indirect_ref.
16378 PR tree-optimization/69172
16379 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16382 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16384 PR tree-optimization/67781
16385 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16386 and cmpnop in two steps: first the ones not accessed in original
16387 gimple expression in a endian independent way and then the ones not
16388 accessed in the final result in an endian-specific way.
16390 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16392 PR tree-optimization/69083
16393 * tree-vect-slp.c (vect_get_constant_vectors): For
16394 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16395 element type. If op is fold_convertible_p to vector_type's element
16396 type, use NOP_EXPR instead of VCE.
16398 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16400 PR rtl-optimization/67778
16401 PR rtl-optimization/68634
16402 PR rtl-optimization/68909
16403 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16404 block from the stack until done with it. Remove a superfluous
16405 bitmap set. Remove a superfluous bitmap test.
16407 2016-01-07 Martin Sebor <msebor@redhat.com>
16410 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16411 constraint on the type of arguments.
16413 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16415 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16416 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16417 unaligned_access on the gcc_options set.
16418 * config/arm/arm.c (arm_option_override_internal): Use
16419 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16421 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16424 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16425 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16427 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16430 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16433 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16434 depending on frame_pointer_needed before remaining integer and SSE
16435 registers are saved.
16437 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16440 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16442 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16445 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16446 Use the "xBm" constraint.
16447 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16449 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16450 (sse_cvtsi2ssq<round_name>): Likewise.
16451 (sse_cvtss2si<round_name>): Likewise.
16452 (sse_cvtss2siq<round_name>): Likewise.
16453 (sse2_cvtsi2sdq<round_name>): Likewise.
16454 (sse2_cvtsd2si<round_name>): Likewise.
16455 (sse2_cvtsd2siq<round_name>): Likewise.
16456 * config/i386/subst.md (round_nimm_scalar_predicate): New
16459 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16461 PR middle-end/67639
16462 * varasm.c (make_decl_rtl): Mark invalid register vars as
16465 PR rtl-optimization/66206
16466 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16467 All callers changed.
16469 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16471 PR tree-optimization/69141
16472 * tree-ssa-pre.c: Include langhooks.h.
16473 (eliminate_dom_walker::before_dom_children): Use
16474 lang_hooks.decl_printable_name instead of
16475 cgraph_node::get ()->name ().
16477 PR middle-end/68960
16478 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16479 it and DECL_ALIGN too.
16481 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16483 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16485 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16488 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16489 depending on frame_pointer_needed before remaining integer and SSE
16490 registers are saved.
16492 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16494 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16495 mode iterator with VSX_M2.
16496 (*p9_vecstore_<mode>): Likewise.
16497 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16498 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16499 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16500 (define_split for VSX_LE128 stores): Likewise.
16501 (define_peephole2 for TImode LE swaps): Likewise.
16502 (define_split for VSX_LE128 post-reload stores): Likewise.
16504 2016-01-06 Marek Polacek <polacek@redhat.com>
16507 * convert.c (convert_to_integer_1): Adjust call to
16508 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16509 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16510 EXPR instead of ARG.
16511 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16513 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16516 * doc/extend.texi (RL78 Variable Attributes): New section.
16518 2016-01-05 Marek Polacek <polacek@redhat.com>
16521 * builtins.c (get_memmodel): Use expansion point location rather than
16522 the input location. Call warning_at rather than warning.
16523 (expand_builtin_atomic_compare_exchange): Likewise.
16524 (expand_builtin_atomic_load): Likewise.
16525 (expand_builtin_atomic_store): Likewise.
16526 (expand_builtin_atomic_clear): Likewise.
16528 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16531 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16532 Replace nonimmediate_operand with vector_operand.
16533 * config/i386/predicates.md (vector_operand): New predicate.
16534 (general_vector_operand): Replace nonimmediate_operand with
16536 * config/i386/sse.md: Replace nonimmediate_operand with
16537 vector_operand and m constraint with Bm constraint on SSE
16538 patterns with 16-byte memory operand.
16539 * config/i386/subst.md (round_nimm_predicate): Replace
16540 nonimmediate_operand with vector_operand.
16541 (round_saeonly_nimm_predicate): Likewise.
16542 (round_saeonly_nimm_scalar_predicate): New.
16544 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16547 * config/i386/constraints.md (Bm): New constraint.
16548 * config/i386/predicates.md (vector_memory_operand): New
16550 * config/i386/sse.md: Replace xm with xBm in plusminus and
16551 any_logic patterns.
16553 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16556 * doc/extend.texi (V850 Function Attributes): New section.
16557 (V850 Variable Attributes): New section.
16559 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16562 * doc/extend.texi (MicroBlaze Function Attributes): Document
16563 interrupt_handler and fast_interrupt attributes.
16565 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16568 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16569 for local symbolic operands.
16570 * config/ia64/predicates.md (local_symbolic_operand64): New
16573 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16575 PR rtl-optimization/68651
16576 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16579 2016-01-05 Nathan Sidwell <nathan@acm.org>
16581 * alias.c (compare_base_decls): Use symtab_node::get.
16583 2016-01-05 Nick Clifton <nickc@redhat.com>
16586 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16587 secondary_reload_info structure.
16590 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16591 decls if weak support is available.
16593 2016-01-04 Martin Sebor <msebor@redhat.com>
16595 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16597 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16599 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16600 OPTION_MASK_P9_DFORM.
16602 * config/rs6000/constraints.md (wo constraint): New constraint for
16605 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16607 (rs6000_init_hard_regno_mode_ok): Likewise.
16609 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16612 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16613 expanders not to have constraints. Add support for ISA 3.0 xxperm
16614 instruction. Add support for fusing xxlor with xxperm.
16615 (altivec_vperm_<mode>_internal): Likewise.
16616 (altivec_vperm_v8hiv16qi): Likewise.
16617 (altivec_vperm_<mode>v16q): Likewise.
16618 (altivec_vperm_<mode>_uns): Likewise.
16619 (vperm_v8hiv4si): Likewise.
16620 (vperm_v16qiv8hi): Likewise.
16622 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16624 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16626 Update copyright years.
16628 * gcc.c (process_command): Update copyright notice dates.
16629 * gcov-dump.c (print_version): Ditto.
16630 * gcov.c (print_version): Ditto.
16631 * gcov-tool.c (print_version): Ditto.
16632 * gengtype.c (create_file): Ditto.
16633 * doc/cpp.texi: Bump @copying's copyright year.
16634 * doc/cppinternals.texi: Ditto.
16635 * doc/gcc.texi: Ditto.
16636 * doc/gccint.texi: Ditto.
16637 * doc/gcov.texi: Ditto.
16638 * doc/install.texi: Ditto.
16639 * doc/invoke.texi: Ditto.
16641 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16643 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16644 modes larger than TImode as TImode if NEON is not enabled.
16646 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16649 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16650 mode for %f0-%f31 only if TARGET_FPU.
16652 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16655 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16656 to compute the PACKED_P predicate.
16657 (function_arg_record_value): Minor tweaks.
16659 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16661 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16662 option for arm*-*-* targets.
16664 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16666 * doc/extend.texi (Common Function Attributes): Move docs for
16667 MSP430-specific attributes to....
16668 (MSP430 Function Attributes): ...here. Delete the redundant
16669 entries and copy-edit the remaining text.
16670 (MSP430 Variable Attributes): Use uniform format for index
16671 entries and add a cross-reference to the corresponding function
16674 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16676 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16678 (x86 Options): Likewise.
16680 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16684 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16685 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16686 to corresponding attribute.
16688 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16690 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16691 to correct alphabetization of table. Copy-edit and correct
16693 <stack_protect>: Likewise.
16694 <target_clones>: Likewise.
16696 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16697 Correct punctuation.
16698 (Code Gen Options) <-fno-plt>: Copy-edit.
16700 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16703 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16704 SI values. Explicitly convert SI to DI and vice-versa.
16706 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16708 PR tree-optimization/69070
16709 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16710 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16713 * ubsan.c (ubsan_instrument_float_cast): Call
16714 initialize_sanitizer_builtins.
16717 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16719 Copyright (C) 2016 Free Software Foundation, Inc.
16721 Copying and distribution of this file, with or without modification,
16722 are permitted in any medium without royalty provided the copyright
16723 notice and this notice are preserved.