1 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
3 * vector-builder.h (vector_builder::derived): New const overload.
4 (vector_builder::elt): New function.
5 * tree-vector-builder.h (tree_vector_builder::type): New function.
6 (tree_vector_builder::apply_step): Declare.
7 * tree-vector-builder.c (tree_vector_builder::apply_step): New
9 * gimple-fold.h (tree_vector_builder): Declare.
10 (gimple_build_vector): Take a tree_vector_builder instead of a
11 type and vector of elements.
12 * gimple-fold.c (gimple_build_vector): Likewise.
13 * tree-vect-loop.c (get_initial_def_for_reduction): Update call
15 (get_initial_defs_for_reduction): Likewise.
16 (vectorizable_induction): Likewise.
18 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
20 * tree-vector-builder.h
21 (tree_vector_builder::new_binary_operation): Declare.
22 * tree-vector-builder.c
23 (tree_vector_builder::new_binary_operation): New function.
24 * fold-const.c (fold_relational_const): Use it.
25 (const_binop): Likewise. Check that both input vectors have
26 the same number of elements, thus excluding things like WIDEN_SUM.
27 Check whether it is possible to operate directly on the encodings
30 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
32 * fold-const.c (fold_negate_expr_1): Use tree_vector_builder and
33 new_unary_operation, operating only on the encoded elements.
34 (const_unop): Likewise.
35 (exact_inverse): Likewise.
36 (distributes_over_addition_p): New function.
37 (const_binop): Use tree_vector_builder and new_unary_operation
38 for combinations of VECTOR_CST and INTEGER_CST. Operate only
39 on the encoded elements unless the encoding is strided and the
40 operation does not distribute over addition.
41 (fold_convert_const): Use tree_vector_builder and
42 new_unary_operation. Operate only on the encoded elements
43 for truncating integer conversions, or for non-stepped encodings.
45 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
47 * config/sparc/sparc.c: Include tree-vector-builder.h.
48 (sparc_fold_builtin): Use tree_vector_builder instead of build_vector.
49 * expmed.c: Include tree-vector-builder.h.
50 (make_tree): Use tree_vector_builder instead of build_vector.
51 * fold-const.c: Include tree-vector-builder.h.
52 (const_binop): Use tree_vector_builder instead of build_vector.
53 (const_unop): Likewise.
54 (native_interpret_vector): Likewise.
55 (fold_vec_perm): Likewise.
56 (fold_ternary_loc): Likewise.
57 * gimple-fold.c: Include tree-vector-builder.h.
58 (gimple_fold_stmt_to_constant_1): Use tree_vector_builder instead
60 * tree-ssa-forwprop.c: Include tree-vector-builder.h.
61 (simplify_vector_constructor): Use tree_vector_builder instead
63 * tree-vect-generic.c: Include tree-vector-builder.h.
64 (add_rshift): Use tree_vector_builder instead of build_vector.
65 (expand_vector_divmod): Likewise.
66 (optimize_vector_constructor): Likewise.
67 * tree-vect-loop.c: Include tree-vector-builder.h.
68 (vect_create_epilog_for_reduction): Use tree_vector_builder instead
69 of build_vector. Explicitly use a stepped encoding for
71 * tree-vect-slp.c: Include tree-vector-builder.h.
72 (vect_get_constant_vectors): Use tree_vector_builder instead
74 (vect_transform_slp_perm_load): Likewise.
75 (vect_schedule_slp_instance): Likewise.
76 * tree-vect-stmts.c: Include tree-vector-builder.h.
77 (vectorizable_bswap): Use tree_vector_builder instead of build_vector.
78 (vect_gen_perm_mask_any): Likewise.
79 (vectorizable_call): Likewise. Explicitly use a stepped encoding.
80 * tree.c: (build_vector_from_ctor): Use tree_vector_builder instead
82 (build_vector_from_val): Likewise. Explicitly use a duplicate
85 2017-12-07 Richard Sandiford <richard.sandiford@arm.com>
87 * doc/generic.texi (VECTOR_CST): Describe new representation of
89 * vector-builder.h: New file.
90 * tree-vector-builder.h: Likewise.
91 * tree-vector-builder.c: Likewise.
92 * Makefile.in (OBJS): Add tree-vector-builder.o.
93 * tree.def (VECTOR_CST): Update comment to refer to generic.texi.
94 * tree-core.h (tree_base): Add a vector_cst field to the u union.
95 (tree_vector): Change the number of elements to
96 vector_cst_encoded_nelts.
97 * tree.h (VECTOR_CST_NELTS): Redefine using TYPE_VECTOR_SUBPARTS.
98 (VECTOR_CST_ELTS): Delete.
99 (VECTOR_CST_ELT): Redefine using vector_cst_elt.
100 (VECTOR_CST_LOG2_NPATTERNS, VECTOR_CST_NPATTERNS): New macros.
101 (VECTOR_CST_NELTS_PER_PATTERN, VECTOR_CST_DUPLICATE_P): Likewise.
102 (VECTOR_CST_STEPPED_P, VECTOR_CST_ENCODED_ELTS): Likewise.
103 (VECTOR_CST_ENCODED_ELT): Likewise.
104 (vector_cst_encoded_nelts): New function.
105 (make_vector): Take the values of VECTOR_CST_LOG2_NPATTERNS and
106 VECTOR_CST_NELTS_PER_PATTERN as arguments.
107 (vector_cst_int_elt, vector_cst_elt): Declare.
108 * tree.c: Include tree-vector-builder.h.
109 (tree_code_size): Abort if passed VECTOR_CST.
110 (tree_size): Update for new VECTOR_CST layout.
111 (make_vector): Take the values of VECTOR_CST_LOG2_NPATTERNS and
112 VECTOR_CST_NELTS_PER_PATTERN as arguments.
113 (build_vector): Use tree_vector_builder.
114 (vector_cst_int_elt, vector_cst_elt): New functions.
115 (drop_tree_overflow): For VECTOR_CST, drop the TREE_OVERFLOW from the
116 encoded elements and then create the vector in the canonical form.
117 (check_vector_cst, check_vector_cst_duplicate, check_vector_cst_fill)
118 (check_vector_cst_stepped, test_vector_cst_patterns): New functions.
119 (tree_c_tests): Call test_vector_cst_patterns.
120 * lto-streamer-out.c (DFS::DFS_write_tree_body): Handle the new
122 (hash_tree): Likewise.
123 * tree-streamer-out.c (write_ts_vector_tree_pointers): Likewise.
124 (streamer_write_tree_header): Likewise.
125 * tree-streamer-in.c (lto_input_ts_vector_tree_pointers): Likewise.
126 (streamer_alloc_tree): Likewise. Update call to make_vector.
127 * fold-const.c (fold_ternary_loc): Avoid using VECTOR_CST_ELTS.
129 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
131 * selftest.h (ASSERT_TRUE_AT, ASSERT_FALSE_AT, ASSERT_EQ_AT)
132 (ASSERT_NE, ASSERT_PRED1): Add underscores to local variable names
133 * selftest-rtl.h (ASSERT_RTX_EQ, ASSERT_RTX_PTR_EQ): Likewise.
135 2017-12-07 Bin Cheng <bin.cheng@arm.com>
136 Richard Biener <rguenther@suse.de>
138 PR tree-optimization/81303
139 * Makefile.in (gimple-loop-interchange.o): New object file.
140 * common.opt (floop-interchange): Reuse the option from graphite.
141 * doc/invoke.texi (-floop-interchange): Ditto. New document for
142 -floop-interchange and mention it for -O3.
143 * opts.c (default_options_table): Enable -floop-interchange at -O3.
144 * gimple-loop-interchange.cc: New file.
145 * params.def (PARAM_LOOP_INTERCHANGE_MAX_NUM_STMTS): New parameter.
146 (PARAM_LOOP_INTERCHANGE_STRIDE_RATIO): New parameter.
147 * passes.def (pass_linterchange): New pass.
148 * timevar.def (TV_LINTERCHANGE): New time var.
149 * tree-pass.h (make_pass_linterchange): New declaration.
150 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Change to external
151 interchange. Record IV before/after increment in new parameters.
152 * tree-ssa-loop-ivopts.h (create_canonical_iv): New declaration.
153 * tree-vect-loop.c (vect_is_simple_reduction): Factor out reduction
155 (check_reduction_path): ...New function here.
156 * tree-vectorizer.h (check_reduction_path): New declaration.
158 2017-12-07 Vladimir Makarov <vmakarov@redhat.com>
161 PR rtl-optimization/80818
162 * lra.c (add_regs_to_insn_regno_info): Make a hard reg in CLOBBER
163 always early clobbered.
164 * lra-lives.c (process_bb_lives): Check input hard regs for early
165 clobbered non-operand hard reg.
167 2017-12-07 Jakub Jelinek <jakub@redhat.com>
170 * tree-cfg.c (verify_gimple_assign_binary): Don't require
171 types_compatible_p, just that TYPE_MODE is the same.
173 2017-12-07 Martin Sebor <msebor@redhat.com>
176 * attribs.c (empty_attribute_table): Initialize new member of
177 struct attribute_spec.
178 (decl_attributes): Add argument. Handle mutually exclusive
179 combinations of attributes.
180 (selftests::test_attribute_exclusions): New function.
181 (selftests::attribute_c_tests): Ditto.
182 * attribs.h (decl_attributes): Add default argument.
183 * selftest.h (attribute_c_tests): Declare.
184 * selftest-run-tests.c (selftest::run_tests): Call attribute_c_tests.
185 * tree-core.h (attribute_spec::exclusions, exclude): New type and
187 * doc/extend.texi (Common Function Attributes): Update const and pure.
188 * config/alpha/alpha.c (vms_attribute_table): Initialize new member
189 of struct attribute_spec.
190 * config/arc/arc.c (arc_attribute_table): Same.
191 * config/arm/arm.c (arm_attribute_table): Same.
192 * config/avr/avr.c ( avr_attribute_table): Same.
193 * config/bfin/bfin.c (bfin_attribute_table): Same.
194 * config/cr16/cr16.c (cr16_attribute_table): Same.
195 * config/epiphany/epiphany.c (epiphany_attribute_table): Same.
196 * config/h8300/h8300.c (h8300_attribute_table): Same.
197 * config/i386/i386.c (ix86_attribute_table): Same.
198 * config/ia64/ia64.c (ia64_attribute_table): Same.
199 * config/m32c/m32c.c (m32c_attribute_table): Same.
200 * config/m32r/m32r.c (m32r_attribute_table): Same.
201 * config/m68k/m68k.c (m68k_attribute_table): Same.
202 * config/mcore/mcore.c (mcore_attribute_table): Same.
203 * config/microblaze/microblaze.c (microblaze_attribute_table): Same.
204 * config/mips/mips.c (mips_attribute_table): Same.
205 * config/msp430/msp430.c (msp430_attribute_table): Same.
206 * config/nds32/nds32.c (nds32_attribute_table): Same.
207 * config/nvptx/nvptx.c (nvptx_attribute_table): Same.
208 * config/powerpcspe/powerpcspe.c (rs6000_attribute_table): Same.
209 * config/rl78/rl78.c (rl78__attribute_table): Same.
210 * config/rs6000/rs6000.c (rs6000_attribute_table): Same.
211 * onfig/rx/rx.c (rx_attribute_table): Same.
212 * config/s390/s390.c (s390_handle_vectorbool_attribute): Same.
213 * config/sh/sh.c (sh_attribute_table): Same.
214 * config/sparc/sparc.c (sparc_attribute_table): Same.
215 * config/spu/spu.c (spu_attribute_table): Same.
216 * config/stormy16/stormy16.c (xstormy16_attribute_table): Same.
217 * config/v850/v850.c (v850_attribute_table): Same.
218 * config/visium/visium.c (visium_attribute_table): Same.
220 2017-12-07 Tamar Christina <tamar.christina@arm.com>
223 * config/arm/arm.c (INCLUDE_STRING): Define.
224 (arm_last_printed_arch_string, arm_last_printed_fpu_string): New.
225 (arm_declare_function_name): Conservatively emit .arch, .arch_extensions
228 2017-12-07 Michael Matz <matz@suse.de>
230 Add unroll and jam pass
232 * gimple-loop-jam.c: New file.
233 * Makefile.in (OBJS): Add gimple-loop-jam.o.
234 * common.opt (funroll-and-jam): New option.
235 * opts.c (default_options_table): Add unroll-and-jam at -O3.
236 * params.def (PARAM_UNROLL_JAM_MIN_PERCENT): New param.
237 (PARAM_UNROLL_JAM_MAX_UNROLL): Ditto.
238 * passes.def: Add pass_loop_jam.
239 * timevar.def (TV_LOOP_JAM): Add.
240 * tree-pass.h (make_pass_loop_jam): Declare.
241 * cfgloop.c (flow_loop_tree_node_add): Add AT argument.
242 * cfgloop.h (flow_loop_tree_node_add): Adjust declaration.
243 * cfgloopmanip.c (duplicate_loop): Add AT argument, adjust call
244 to flow_loop_tree_node_add.
245 (duplicate_subloops, copy_loops_to): Append to sibling list.
246 * cfgloopmanip.h: (duplicate_loop): Adjust declaration.
247 * doc/invoke.texi (-funroll-and-jam): Document new option.
248 (unroll-jam-min-percent, unroll-jam-max-unroll): Document new params.
250 2017-12-07 Richard Biener <rguenther@suse.de>
252 PR tree-optimization/83296
253 PR tree-optimization/67769
254 * tree-ssa-phiopt.c (conditional_replacement): Do not reset
255 flow sensitive info in an unrelated BB.
256 (value_replacement): Use reset_flow_sensitive_info.
257 (minmax_replacement): Reset flow sensitive info on the def
258 we move. Do not reset flow sensitive info in the whole BB
260 (abs_replacement): Likewise.
262 2017-12-07 Segher Boessenkool <segher@kernel.crashing.org>
265 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set
266 rs6000_cpu to the given -mcpu=, or to the default processor.
268 2017-12-07 Segher Boessenkool <segher@kernel.crashing.org>
270 * config/rs6000/rs6000.h (rs6000_cpu_attr): Delete.
271 * config/rs6000/rs6000.c (rs6000_variable_issue_1): Use rs6000_tune
272 instead of rs6000_cpu_attr.
273 (rs6000_adjust_cost): Ditto.
274 (is_microcoded_insn): Ditto.
275 (rs6000_adjust_priority): Ditto.
276 (rs6000_issue_rate): Ditto.
277 (rs6000_use_sched_lookahead): Ditto.
278 (rs6000_use_sched_lookahead_guard): Ditto.
279 (rs6000_sched_reorder): Ditto.
280 (force_new_group): Ditto.
281 * config/rs6000/rs6000.md (cpu attribute): Ditto.
282 (group_ending_nop): Ditto.
284 2017-12-07 Segher Boessenkool <segher@kernel.crashing.org>
286 * config/rs6000/rs6000.opt (rs6000_tune): New variable.
287 * config/rs6000/rs6000.c (rs6000_option_override_internal): Also set
288 rs6000_tune. Use rs6000_tune instead of rs6000_cpu where appropriate.
289 (rs6000_loop_align): Use rs6000_tune instead of rs6000_cpu where
291 (rs6000_reassociation_width): Ditto.
292 (rs6000_emit_epilogue): Ditto.
293 (rs6000_adjust_cost): Ditto.
294 (is_microcoded_insn): Ditto.
295 (is_cracked_insn): Ditto.
296 (rs6000_adjust_priority): Ditto.
297 (rs6000_sched_reorder): Ditto.
298 (rs6000_sched_reorder2): Ditto.
299 (insn_must_be_first_in_group): Ditto.
300 (insn_must_be_last_in_group): Ditto.
301 (rs6000_register_move_cost): Ditto.
302 * config/rs6000/rs6000.h (rs6000_cpu_attr): Use rs6000_tune instead of
305 2017-12-07 Julia Koval <julia.koval@intel.com>
307 * config.gcc: Add vaesintrin.h.
308 * config/i386/i386-builtin-types.def (V64QI_FTYPE_V64QI_V64QI): New type.
309 * config/i386/i386-builtin.def (__builtin_ia32_vaesdec_v16qi,
310 __builtin_ia32_vaesdec_v32qi, __builtin_ia32_vaesdec_v64qi): New builtins.
311 * config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
312 * config/i386/immintrin.h: Include vaesintrin.h.
313 * config/i386/sse.md (vaesdec_<mode>): New pattern.
314 * config/i386/vaesintrin.h (_mm256_aesdec_epi128, _mm512_aesdec_epi128,
315 _mm_aesdec_epi128): New intrinsics.
317 2017-12-06 David Malcolm <dmalcolm@redhat.com>
319 * Makefile.in (C_COMMON_OBJS): Add c-family/c-spellcheck.o.
320 * spellcheck-tree.c (find_closest_macro_cpp_cb): Move to
321 c-family/c-spellcheck.cc.
322 (best_macro_match::best_macro_match): Likewise.
324 (struct edit_distance_traits<cpp_hashnode *>): Move to
325 c-family/c-spellcheck.h.
326 (class best_macro_match): Likewise.
328 2017-12-06 Jakub Jelinek <jakub@redhat.com>
330 PR tree-optimization/83293
331 * gimple-ssa-strength-reduction.c (insert_initializers): Use
332 GSI_NEW_STMT instead of GSI_SAME_STMT in gsi_insert_after that
333 might insert into empty bb.
336 * match.pd ((T)(P + A) - (T)P -> (T) A): Split into separate
337 simplify for plus with :c added, and pointer_plus without that.
338 ((T)P - (T)(P + A) -> -(T) A): Likewise. If type is integral
339 with undefined overflow and the conversion is not widening,
340 perform negation in utype and only convert to type afterwards.
341 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Split into separate
342 simplify for plus with :c added, and pointer_plus without that.
343 If type is integral with undefined overflow and the conversion is
344 not widening, perform minus in utype and only convert to type
345 afterwards. Move the last pointer_diff_expr simplify into the
348 2017-12-06 Martin Sebor <msebor@redhat.com>
350 PR tree-optimization/82646
351 * builtins.c (maybe_emit_chk_warning): Use size as the bound for
354 2017-12-06 Martin Sebor <msebor@redhat.com>
356 * doc/invoke.texi (-Wstringop-truncation): Mention attribute
359 PR tree-optimization/83075
360 * tree-ssa-strlen.c (handle_builtin_stxncpy): Avoid assuming
361 strncat/strncpy don't change length of source string.
363 2017-12-06 Eric Botcazou <ebotcazou@adacore.com>
366 2017-11-29 Martin Aberg <maberg@gaisler.com>
368 * config/sparc/sparc.md (divdf3_fix): Add NOP and adjust length
369 to prevent b2bst errata sequence.
370 (sqrtdf2_fix): Likewise.
372 2017-12-06 Jakub Jelinek <jakub@redhat.com>
374 PR tree-optimization/81945
375 * cfgloop.h (FOR_EACH_LOOP_FN): Use FN instead of hardcoding fn.
376 * tree-cfg.c (move_sese_region_to_fn): If any of the loops moved
377 to dest_cfun has orig_loop_num set, either remap it to the new
378 loop number if the loop got moved too, or clear it.
380 2017-12-05 Steve Ellcey <sellcey@cavium.com>
382 * config/aarch64/thunderx2-t99.md (thunderx2t99_branch): Add trap
384 (thunderx2t99_nothing): New insn reservation.
385 (thunderx2t99_mrs): New insn reservation.
386 (thunderx2t99_multiple): New insn reservation.
387 (thunderx2t99_alu_basi): Add bfx to reservation.
388 (thunderx2t99_fp_cmp): Add fccmps and fccmpd to reservation.
390 2017-12-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
393 * config/arm/arm.md (probe_stack) : Use the 'o' constraint.
395 2017-12-05 Bin Cheng <bin.cheng@arm.com>
397 * tree-ssa-dce.c (simple_dce_from_worklist): Move and rename from
398 tree-ssa-pre.c::remove_dead_inserted_code.
399 * tree-ssa-dce.h: New file.
400 * tree-ssa-pre.c (tree-ssa-dce.h): Include new header file.
401 (remove_dead_inserted_code): Move and rename to function
402 tree-ssa-dce.c::simple_dce_from_worklist.
403 (pass_pre::execute): Update use.
405 2017-12-05 Richard Biener <rguenther@suse.de>
407 PR tree-optimization/83277
408 * graphite-isl-ast-to-gimple.c (should_copy_to_new_region): Make sure
409 to code-gen liveout vars.
411 2017-12-05 Richard Sandiford <richard.sandiford@linaro.org>
413 * config/aarch64/aarch64-simd.md (aarch64_simd_bsldi_internal)
414 (aarch64_simd_bsldi_alt): Check REG_P before GP_REGNUM_P.
415 (aarch64_cm<optab>di, aarch64_cmtstdi): Add leading "&&" to
418 2017-12-05 Max Filippov <jcmvbkbc@gmail.com>
420 * config/xtensa/xtensa.c (xtensa_asan_shadow_offset): New
422 (TARGET_ASAN_SHADOW_OFFSET): New macro definition.
423 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): Set to 1 if
426 2017-12-05 Richard Biener <rguenther@suse.de>
428 * timevar.def (TV_TREE_RECIP, TV_TREE_SINCOS, TV_TREE_WIDEN_MUL):
430 * tree-ssa-math-opts.c (pass_data_cse_reciprocal): Use TV_TREE_RECIP.
431 (pass_data_cse_sincos): Use TV_TREE_SINCOS.
432 (pass_data_optimize_widening_mul): Use TV_TREE_WIDEN_MUL.
434 2017-12-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
436 * dbxout.c (dbxout_block): Grow buf to 30 bytes.
438 2017-12-05 Martin Liska <mliska@suse.cz>
439 Jakub Jelinek <jakub@redhat.com>
441 * doc/invoke.texi: Document the options.
442 * flag-types.h (enum sanitize_code): Add
443 SANITIZE_POINTER_COMPARE and SANITIZE_POINTER_SUBTRACT.
444 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Add handling
445 of SANITIZE_POINTER_COMPARE and SANITIZE_POINTER_SUBTRACT.
446 * opts.c: Define new sanitizer options.
447 * sanitizer.def (BUILT_IN_ASAN_POINTER_COMPARE): Likewise.
448 (BUILT_IN_ASAN_POINTER_SUBTRACT): Likewise.
450 2017-12-05 Julia Koval <julia.koval@intel.com>
452 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VNNI_SET,
453 OPTION_MASK_ISA_AVX512VNNI_UNSET): New.
454 (ix86_handle_option): Handle -mavx512vnni.
455 * config/i386/cpuid.h (bit_AVX512VNNI): New bit.
456 * config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit.
457 * config/i386/i386-c (__AVX512VNNI__): New.
458 * config/i386/i386.c (ix86_target_string): Handle new option.
459 (ix86_valid_target_attribute_inner_p): Handle new option.
460 * config/i386/i386.h (TARGET_AVX512VNNI, TARGET_AVX512VNNI_P): New.
461 * config/i386/i386.opt (mavx512vnni): New option.
463 2017-12-01 Jan Hubicka <hubicka@ucw.cz>
466 * athlon.md: Disable for generic.
467 * haswell.md: Enable for generic.
468 * i386.c (ix86_sched_init_global): Add core hooks for generic.
469 * x86-tune-sched.c (ix86_issue_rate): Increase issue rate for generic
471 (ix86_adjust_cost): Move generic to haswell path.
473 2017-12-04 Eric Botcazou <ebotcazou@adacore.com>
475 * config/sparc/sparc.c (sparc_do_work_around_errata): Use mem_ref
476 instead of MEM_P in a couple more places. Fix formatting issues.
478 2017-12-04 Jim Wilson <jimw@sifive.com>
480 * config/riscv/riscv.c (riscv_for_each_saved_reg): Use GP_REG_LAST
481 instead of GP_REG_LAST-1.
482 (riscv_adjust_libcall_cfi_prologue): Likewise.
483 (riscv_adjust_libcall_cri_epilogue): Likewise.
484 * config/riscv/riscv.h (CALL_USED_REGISTERS): Change a6 to t6 in
487 2017-12-04 Luis Machado <luis.machado@linaro.org>
489 * ipa-pure-const.c (check_decl): Add missing newline.
490 (state_from_flags): Likewise.
492 2017-12-04 Jeff Law <law@redhat.com>
494 PR tree-optimizatin/78496
495 * gimple-ssa-evrp-analyze.h
496 (evrp_range_analyzer::get_vr_values): Simplify.
497 * gimple-ssa-evrp-analyze.c: Corresponding changes.
498 * tree-ssa-dom.c: Include alloc-pool.h, tree-vrp.h, vr-values.h
499 and gimple-ssa-evrp-analyze.h.
500 (dom_opt_dom_walker class): Add evrp_range_analyzer member.
501 (simplify_stmt_for_jump_threading): Copy a blob of code from
502 tree-vrp.c to use ranges to simplify statements.
503 (dom_opt_dom_walker::before_dom_children): Call
504 evrp_range_analyzer::{enter,record_ranges_from_stmt} methods.
505 (dom_opt_dom_walker::after_dom_children): Similarly for
506 evrp_range_analyzer::leave.
507 (dom_opt_dom_walker::optimize_stmt): Use EVRP ranges to optimize
510 * gimple-ssa-evrp-analyze.c
511 (evrp_range_analyzer::extract_range_from_stmt): Always use
512 vr_values::update_value_range so preexisting range info is
513 medged with new range info, even if the new range is VR_VARYING.
515 2017-12-04 Segher Boessenkool <segher@kernel.crashing.org>
517 * combine.c: Adjust comment.
518 (use_crosses_set_p): Delete.
519 (can_combine_p): Use modified_between_p instead of use_crosses_set_p.
520 (try_combine): Ditto.
522 2017-12-04 Richard Biener <rguenther@suse.de>
524 PR tree-optimization/83255
525 * graphite-isl-ast-to-gimple.c (translate_isl_ast_node_for):
526 Re-add zero-iteration check.
528 2017-12-04 Segher Boessenkool <segher@kernel.crashing.org>
530 PR rtl-optimization/83245
531 * lra.c (collect_non_operand_hard_regs): Treat clobbers of non-operand
532 hard registers as earlyclobber, also if not in an asm.
534 2017-12-04 Segher Boessenkool <segher@kernel.crashing.org>
538 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
541 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set
542 rs6000_cpu based on cpu_index, not tune_index.
544 2017-12-04 Richard Biener <rguenther@suse.de>
546 PR tree-optimization/83238
547 * graphite-scop-detection.c (scop_detection::merge_sese): Make
548 code match comment, rejecting invalid SESE regions.
550 2017-12-03 John David Anglin <danglin@gcc.gnu.org>
552 * config/pa/pa.c (pa_legitimate_address_p): For scaled indexing,
553 require base operand is a REG_POINTER prior to reload on targets
554 with non-equivalent space registers.
556 2017-12-01 Jan Hubicka <hubicka@ucw.cz>
558 * ipa-cp.c (ipcp_lattice<valtype>::print): Update dumping.
559 (update_specialized_profile): Fix updating of counts.
560 (perhaps_add_new_callers): Likewise.
562 2017-12-01 Jan Hubicka <hubicka@ucw.cz>
565 * x86-tune.def: Remove obsolette FIXMEs.
566 (X86_TUNE_PARTIAL_FLAG_REG_STALL): Disable for generic
567 (X86_TUNE_FUSE_CMP_AND_BRANCH_32, X86_TUNE_FUSE_CMP_AND_BRANCH_64,
568 X86_TUNE_FUSE_CMP_AND_BRANCH_SOFLAGS, X86_TUNE_FUSE_ALU_AND_BRANCH):
570 (X86_TUNE_PAD_RETURNS): Disable for generic.
572 2017-12-02 Jakub Jelinek <jakub@redhat.com>
574 PR tree-optimization/83170
575 PR tree-optimization/83241
576 * gimple-ssa-store-merging.c
577 (imm_store_chain_info::try_coalesce_bswap): Update vuse field from
578 gimple_vuse (ins_stmt) in case it has changed.
579 (imm_store_chain_info::output_merged_store): Likewise.
581 * tree-chkp.c (chkp_compute_bounds_for_assignment): Handle
585 * tree-cfg.c (pass_warn_function_return::execute): Handle
586 __builtin_ubsan_handle_missing_return like __builtin_unreachable
587 with BUILTINS_LOCATION.
591 * expr.c (get_inner_reference): If DECL_MODE of a non-bitfield
592 is BLKmode for vector field with vector raw mode, use TYPE_MODE
593 instead of DECL_MODE.
595 * config/i386/i386-protos.h (standard_sse_constant_opcode): Change
596 last argument to rtx pointer.
597 * config/i386/i386.c (standard_sse_constant_opcode): Replace X argument
598 with OPERANDS. For AVX+ 128-bit VEX encoded instructions over 256-bit
599 or 512-bit. If setting EXT_REX_SSE_REG_P, use EVEX encoded insn
600 depending on the chosen ISAs.
601 * config/i386/i386.md (*movxi_internal_avx512f, *movoi_internal_avx,
602 *movti_internal, *movdi_internal, *movsi_internal, *movtf_internal,
603 *movdf_internal, *movsf_internal): Adjust standard_sse_constant_opcode
605 * config/i386/sse.md (mov<mode>_internal): Likewise.
606 * config/i386/mmx.md (*mov<mode>_internal): Likewise.
608 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
610 * doc/invoke.texi (-dp): Say that instruction cost is printed as well.
612 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
614 * config/rs6000/rs6000-protos.h (emit_fusion_addis): Remove last two
615 parameters from prototype.
616 * config/rs6000/rs6000.c (emit_fusion_addis): Remove last two
617 parameters. Don't print a comment.
618 (emit_fusion_gpr_load): Adjust.
619 (emit_fusion_load_store): Adjust.
620 * config/rs6000/rs6000.md (*fusion_p9_<mode>_constant): Adjust.
621 * config/rs6000/vsx.md (two peepholes): Print the "vector load fusion"
622 comment on the second line.
624 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
627 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set
628 rs6000_cpu based on cpu_index, not tune_index.
630 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
632 * final.c (output_asm_name): Print insn_cost. Shorten output. Print
633 which_alternative instead of which_alternative + 1.
634 (output_asm_insn): Print an extra tab if the template is short.
636 2017-12-01 Jim Wilson <jimw@sifive.com>
638 * common.opt (use_gnu_debug_info_extensions): Delete DWARF_DEBUG from
640 * config/vx-common.h (DWARF_DEBUGGING_INFO): Delete undef.
641 * doc/tm.texi.in (PREFERRED_DEBUGGING_TYPE): Delete DWARF_DEBUG
643 * doc/tm.texi: Regenerate.
645 2017-12-01 Michael Meissner <meissner@linux.vnet.ibm.com>
648 * config/rs6000/rs6000.c (rs6000_address_for_fpconvert): Check for
649 whether we can allocate pseudos before trying to fix an address.
650 * config/rs6000/rs6000.md (float_<mode>si2_hw): Make sure the
651 memory address is indexed or indirect.
652 (floatuns_<mode>si2_hw2): Likewise.
654 2017-12-01 Jason Merrill <jason@redhat.com>
656 * Makefile.in (TAGS): Add c-family/*.cc.
658 2017-12-01 Wilco Dijkstra <wdijkstr@arm.com>
660 * config/aarch64/aarch64.md (call_insn): Use %c rather than %a.
661 (call_value_insn): Likewise.
662 (sibcall_insn): Likewise.
663 (sibcall_value_insn): Likewise.
664 (movsi_aarch64): Likewise.
665 (movdi_aarch64): Likewise.
666 (add_losym_): Likewise.
667 (ldr_got_small_): Likewise.
668 (ldr_got_small_sidi): Likewise.
669 (ldr_got_small_28k_): Likewise.
670 (ldr_got_small_28k_sidi): Likewise.
671 * config/aarch64/aarch64.c (aarch64_print_address_internal):
672 Move output_addr_const to symbolic case. Add error check.
674 2017-12-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
676 * config/s390/predicates.md (plus16_Q_operand): New predicate.
677 * config/s390/s390.md: Disable MVC merging peephole if it would
678 disable operand forwarding.
679 (new peephole2): Split MVCs if it would turn them into up to 2
682 2017-12-01 Richard Biener <rguenther@suse.de>
684 PR tree-optimization/83232
685 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Fix
686 detection of same access. Instead of breaking the group here
687 do not consider the duplicate. Add comment explaining real fix.
689 2017-12-01 Jonathan Wakely <jwakely@redhat.com>
691 * doc/md.texi (Insn Splitting): Fix "central flowgraph" typo.
693 2017-12-01 Sudakshina Das <sudi.das@arm.com>
695 * config/arm/vfp.md (*movhf_vfp_fp16): Add conds attribute.
697 2017-12-01 Jakub Jelinek <jakub@redhat.com>
699 * function.h (struct function): Remove cilk_frame_decl,
700 is_cilk_function and calls_cilk_spawn fields.
701 * tree-inline.h (struct copy_body_data): Remove remap_var_for_cilk
703 * omp-simd-clone.c (simd_clone_clauses_extract): Don't clear
704 cilk_elemental field.
705 * cgraph.h (struct cgraph_simd_clone): Remove cilk_elemental field.
706 * target.def: Adjust comment.
707 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
708 Don't test cilk_elemental.
710 PR tree-optimization/83233
711 * gimple-ssa-store-merging.c (nop_stats, bswap_stats): Use
712 bswap_stat name for the struct.
715 * tree.h (SWITCH_BREAK_LABEL_P): Define.
716 * gimplify.c (collect_fallthrough_labels): Handle GIMPLE_BIND
717 starting with a GIMPLE_SWITCH and ending with GIMPLE_LABEL with
718 SWITCH_BREAK_LABEL_P set on the label.
719 (gimplify_switch_expr): Set SWITCH_BREAK_LABEL_P on the label
720 added for default case if it was missing and not all cases covered.
721 Wrap GIMPLE_SWITCH and the switch_body_seq into a GIMPLE_BIND if
722 switch_body_seq ends with a GIMPLE_LABEL with SWITCH_BREAK_LABEL_P
724 * tree-chrec.c (evolution_function_is_univariate_p): Add return true;
725 to avoid -Wimplicit-fallthrough warning.
726 * config/i386/i386.c (ix86_expand_special_args_builtin): Add
727 FALLTHRU comment to avoid -Wimplicit-fallthrough warning.
729 PR tree-optimization/83221
730 * tree-ssa-reassoc.c (sort_by_operand_rank): Shift bb_rank
732 (init_reassoc): Formatting fix.
735 * tree-cfg.c (group_case_labels_stmt): Don't optimize away
736 C++ FE implicitly added __builtin_unreachable () until -Wreturn-type
740 * tree-cfg.c: Include asan.h.
741 (gimple_seq_unreachable_p): Return false for -fsanitize=unreachable.
743 2017-12-01 Sergey Shalnov <Sergey.Shalnov@intel.com>
745 * config/i386/i386.md: Fix AVX512 register width in AVX512 instruction.
747 2017-12-01 Sergey Shalnov <Sergey.Shalnov@intel.com>
749 * config/i386/i386.c (standard_sse_constant_opcode): Fix wrong form for
750 vpcmpeqd instruction.
752 2017-12-01 Sergey Shalnov <Sergey.Shalnov@intel.com>
754 * config/i386/i386.c (standard_sse_constant_opcode): Fix
755 registers type for 128bit mode.
757 2017-11-30 Jakub Jelinek <jakub@redhat.com>
759 * spellcheck-tree.c (test_find_closest_identifier): Use ; instead
761 * gengtype-state.c (read_state_pair): Likewise.
762 * gimple-fold.c (gimple_fold_builtin_string_compare): Likewise.
763 * sel-sched-dump.c (dump_insn_rtx_1): Likewise.
764 * ipa-cp.c (intersect_aggregates_with_edge): Likewise.
765 * ifcvt.c (noce_try_store_flag_constants): Likewise.
766 * tree-ssa-ccp.c (ccp_finalize): Likewise.
767 * omp-grid.c (grid_process_kernel_body_copy): Likewise.
768 * builtins.c (fold_builtin_3): Likewise.
769 * graphite-scop-detection.c
770 (scop_detection::stmt_has_simple_data_refs_p): Likewise.
771 * hsa-gen.c (hsa_function_representation::hsa_function_representation):
774 2017-12-01 Maxim Ostapenko <m.ostapenko@samsung.com>
777 * asan.c (asan_protect_global): Add new ignore_decl_rtl_set_p
778 parameter. Return true if ignore_decl_rtl_set_p is true and other
779 conditions are satisfied.
780 * asan.h (asan_protect_global): Add new parameter.
781 * varasm.c (categorize_decl_for_section): Pass true as second parameter
782 to asan_protect_global calls.
784 2017-11-30 Jim Wilson <jimw@sifive.com>
786 * doc/invoke.texi (RISC-V Options): Delete nonexistent -mmemcpy and
787 -mno-memcpy options. For -mplt, -mfdiv, -mdiv, -msave-restore, and
788 -mstrict-align, add info on default value. Delete redundant lines for
789 -mabi. Add missing -mexplicit-relocs docs.
791 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
793 * config/arc/arc.md (trap): New pattern.
795 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
797 * config/arc/arc.c (hwloop_optimize): Prevent the last ZOL
798 instruction to end into a delay slot.
799 * config/arc/arc.md (cond_delay_insn): Check if the instruction
800 can be placed into a delay slot against reg_note.
802 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
804 * config/arc/arc.c (hwloop_optimize): Update hw-loop's end/start
805 labels number of usages.
807 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
809 * config/arc/arc.c (arc_cannot_substitue_mem_equiv_p): New
811 (TARGET_CANNOT_SUBSTITUTE_MEM_EQUIV_P): Define.
813 2017-11-30 Jakub Jelinek <jakub@redhat.com>
816 * internal-fn.c (expand_mul_overflow): Optimize unsigned
817 multiplication by power of 2 constant into two shifts + comparison.
819 2017-11-30 Jan Hubicka <hubicka@ucw.cz>
822 * config/i386/x86-tune-costs.h (generic_cost): Revise for modern CPUs.
824 2017-11-30 Richard Biener <rguenther@suse.de>
826 PR tree-optimization/83202
827 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
828 allow_peel argument and guard peeling.
829 (canonicalize_loop_induction_variables): Likewise.
830 (canonicalize_induction_variables): Pass false.
831 (tree_unroll_loops_completely_1): Pass unroll_outer to disallow
832 peeling from cunrolli.
834 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
836 * combine.c (try_combine): Print a message to dump file whenever
837 I0, I1, or I2 cannot be combined into I3.
839 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
841 PR rtl-optimization/83156
842 PR rtl-optimization/82621
843 * combine.c (try_combine): Don't split an I2 if one of the dests is
844 set again before I3. Allow unused dests.
846 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
848 * config/rs6000/rs6000.md (*add<mode>3_carry_in_internal2): New.
850 2017-11-29 Vladimir Makarov <vmakarov@redhat.com>
852 PR rtl-optimization/80818
853 * lra.c (collect_non_operand_hard_regs): New arg insn. Pass it
854 recursively. Use insn code for clobber.
855 (lra_set_insn_recog_data): Pass the new arg to
856 collect_non_operand_hard_regs.
857 (add_regs_to_insn_regno_info): Pass insn instead of uid. Use insn
859 (lra_update_insn_regno_info): Pass insn to
860 add_regs_to_insn_regno_info.
862 2017-11-29 Jim Wilson <jimw@sifive.com>
863 Andrew Waterman <andrew@sifive.com>
865 * config/riscv/riscv.c (SINGLE_SHIFT_COST): New.
866 (riscv_rtx_costs): Case ZERO_EXTRACT, match new pattern, and return
867 SINGLE_SHIFT_COST. Case LT and ZERO_EXTEND, likewise. Case ASHIFT,
868 use SINGLE_SHIFT_COST.
869 * config/riscv/riscv.md (lshrsi3_zero_extend_1): New.
870 (lshrsi3_zero_extend_2, lshrsi3_zero_extend_3): New.
872 2017-11-29 Julia Koval <julia.koval@intel.com>
874 * config/i386/avx512vbmi2intrin.h (_mm512_shldv_epi16,
875 _mm512_mask_shldv_epi16, _mm512_maskz_shldv_epi16, _mm512_shldv_epi32,
876 _mm512_mask_shldv_epi32, _mm512_maskz_shldv_epi32, _mm512_shldv_epi64,
877 _mm512_mask_shldv_epi64, _mm512_maskz_shldv_epi64): New intrinsics.
878 * config/i386/avx512vbmi2vlintrin.h (_mm256_shldv_epi16,
879 _mm256_mask_shldv_epi16, _mm256_maskz_shldv_epi16, _mm256_shldv_epi32,
880 _mm256_mask_shldv_epi32, _mm256_maskz_shldv_epi32, _mm256_shldv_epi64,
881 _mm256_mask_shldv_epi64, _mm256_maskz_shldv_epi64, _mm_shldv_epi16,
882 _mm_mask_shldv_epi16, _mm_maskz_shldv_epi16, _mm_shldv_epi32,
883 _mm_mask_shldv_epi32, _mm_maskz_shldv_epi32, _mm_shldv_epi64,
884 _mm_mask_shldv_epi64, _mm_maskz_shldv_epi64): Ditto.
885 * config/i386/i386-builtin.def (__builtin_ia32_vpshldv_v32hi,
886 __builtin_ia32_vpshldv_v32hi_mask, __builtin_ia32_vpshldv_v32hi_maskz,
887 __builtin_ia32_vpshldv_v16hi, __builtin_ia32_vpshldv_v16hi_mask,
888 __builtin_ia32_vpshldv_v16hi_maskz, __builtin_ia32_vpshldv_v8hi,
889 __builtin_ia32_vpshldv_v8hi_mask, __builtin_ia32_vpshldv_v8hi_maskz,
890 __builtin_ia32_vpshldv_v16si, __builtin_ia32_vpshldv_v16si_mask,
891 __builtin_ia32_vpshldv_v16si_maskz, __builtin_ia32_vpshldv_v8si,
892 __builtin_ia32_vpshldv_v8si_mask, __builtin_ia32_vpshldv_v8si_maskz,
893 __builtin_ia32_vpshldv_v4si, __builtin_ia32_vpshldv_v4si_mask,
894 __builtin_ia32_vpshldv_v4si_maskz, __builtin_ia32_vpshldv_v8di,
895 __builtin_ia32_vpshldv_v8di_mask, __builtin_ia32_vpshldv_v8di_maskz,
896 __builtin_ia32_vpshldv_v4di, __builtin_ia32_vpshldv_v4di_mask,
897 __builtin_ia32_vpshldv_v4di_maskz, __builtin_ia32_vpshldv_v2di,
898 __builtin_ia32_vpshldv_v2di_mask,
899 __builtin_ia32_vpshldv_v2di_maskz): New builtins.
900 * config/i386/sse.md (vpshldv_<mode>, vpshldv_<mode>_mask,
901 vpshldv_<mode>_maskz, vpshldv_<mode>_maskz_1): New patterns.
903 2017-11-29 Julia Koval <julia.koval@intel.com>
905 * config/i386/avx512vbmi2intrin.h (_mm512_shrdv_epi16,
906 _mm512_mask_shrdv_epi16, _mm512_maskz_shrdv_epi16, _mm512_shrdv_epi32,
907 _mm512_mask_shrdv_epi32, _mm512_maskz_shrdv_epi32, _mm512_shrdv_epi64,
908 _mm512_mask_shrdv_epi64, _mm512_maskz_shrdv_epi64): New intrinsics.
909 * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdv_epi16,
910 _mm256_mask_shrdv_epi16, _mm256_maskz_shrdv_epi16, _mm256_shrdv_epi32,
911 _mm256_mask_shrdv_epi32, _mm256_maskz_shrdv_epi32, _mm256_shrdv_epi64,
912 _mm256_mask_shrdv_epi64, _mm256_maskz_shrdv_epi64, _mm_shrdv_epi16,
913 _mm_mask_shrdv_epi16, _mm_maskz_shrdv_epi16, _mm_shrdv_epi32,
914 _mm_mask_shrdv_epi32, _mm_maskz_shrdv_epi32, _mm_shrdv_epi64,
915 _mm_mask_shrdv_epi64, _mm_maskz_shrdv_epi64): Ditto.
916 * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_V32HI,
917 V32HI_FTYPE_V32HI_V32HI_V32HI_INT, V16HI_FTYPE_V16HI_V16HI_V16HI_INT,
918 V8HI_FTYPE_V8HI_V8HI_V8HI_INT, V8SI_FTYPE_V8SI_V8SI_V8SI_INT,
919 V4SI_FTYPE_V4SI_V4SI_V4SI_INT, V8DI_FTYPE_V8DI_V8DI_V8DI,
920 V8DI_FTYPE_V8DI_V8DI_V8DI_INT, V4DI_FTYPE_V4DI_V4DI_V4DI_INT,
921 V16SI_FTYPE_V16SI_V16SI_V16SI, V16SI_FTYPE_V16SI_V16SI_V16SI_INT,
922 V2DI_FTYPE_V2DI_V2DI_V2DI_INT): New types.
923 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
924 * config/i386/sse.md (vpshrdv_<mode>, vpshrdv_<mode>_mask,
925 vpshrdv_<mode>_maskz, vpshrdv_<mode>_maskz_1): New pattern.
927 2017-11-29 Daniel Cederman <cederman@gaisler.com>
929 * config/sparc/sparc.c (sparc_do_work_around_errata): Treat the
930 movsi_pic_gotdata_op instruction as a load for the UT699 errata
933 2017-11-29 Martin Aberg <maberg@gaisler.com>
935 * config/sparc/sparc.md (divdf3_fix): Add NOP and adjust length
936 to prevent b2bst errata sequence.
937 (sqrtdf2_fix): Likewise.
939 2017-11-29 Daniel Cederman <cederman@gaisler.com>
941 * config/sparc/sparc.c (fpop_reg_depend_p): New function.
942 (div_sqrt_insn_p): New function.
943 (sparc_do_work_around_errata): Insert NOP instructions to
944 prevent sequences that could trigger the TN-0013 errata for
945 certain LEON3 processors.
946 (pass_work_around_errata::gate): Also test sparc_fix_lost_divsqrt.
947 (sparc_option_override): Set sparc_fix_lost_divsqrt appropriately.
948 * config/sparc/sparc.md (fix_lost_divsqrt): New attribute.
949 (in_branch_delay): Prevent div and sqrt in delay slot if
951 * config/sparc/sparc.opt (sparc_fix_lost_divsqrt): New variable.
953 2017-11-29 Daniel Cederman <cederman@gaisler.com>
955 * config/sparc/sparc.c (atomic_insn_p): New function.
956 (sparc_do_work_around_errata): Insert NOP instructions to
957 prevent sequences that could trigger the TN-0010 errata for
959 * config/sparc/sync.md (atomic_compare_and_swap_leon3_1): Make
960 instruction referable in atomic_insns_p.
962 2017-11-29 Daniel Cederman <cederman@gaisler.com>
964 * config/sparc/sync.md (swapsi): 16-byte align if sparc_fix_gr712rc.
965 (atomic_compare_and_swap_leon3_1): Likewise.
968 2017-11-29 Daniel Cederman <cederman@gaisler.com>
970 * config/sparc/sparc.c (fpop_insn_p): New function.
971 (sparc_do_work_around_errata): Insert NOP instructions to
972 prevent sequences that could trigger the TN-0012 errata for
974 (pass_work_around_errata::gate): Also test sparc_fix_gr712rc.
975 * config/sparc/sparc.md (fix_gr712rc): New attribute.
976 (in_branch_annul_delay): Prevent floating-point instructions
977 in delay slot of annulled integer branch.
979 2017-11-29 Richard Biener <rguenther@suse.de>
981 PR tree-optimization/83202
982 * tree-vect-slp.c (scalar_stmts_set_t): New typedef.
984 (vect_analyze_slp_cost_1): Add visited set, do not account SLP
985 nodes vectorized to the same stmts multiple times.
986 (vect_analyze_slp_cost): Allocate a visited set and pass it down.
987 (vect_analyze_slp_instance): Adjust.
988 (scalar_stmts_to_slp_tree_map_t): New typedef.
989 (vect_schedule_slp_instance): Add a map recording the SLP node
990 representing the vectorized stmts for a set of scalar stmts.
991 Avoid code-generating redundancies.
992 (vect_schedule_slp): Allocate map and pass it down.
994 2017-11-29 Nathan Sidwell <nathan@acm.org>
997 * tree.c (build_complex_type): Fix canonicalization. Only fill in
1000 2017-11-29 Wilco Dijkstra <wdijkstr@arm.com>
1002 * config/aarch64/aarch64.c (aarch64_print_operand): Add new
1003 cases for printing LDP/STP memory addresses.
1004 (aarch64_print_address_internal): Renamed from
1005 aarch64_print_operand_address, added parameter, add Pmode check.
1006 (aarch64_print_ldpstp_address): New function for LDP/STP addresses.
1007 (aarch64_print_operand_address): Indirect to
1008 aarch64_print_address_internal.
1009 * config/aarch64/aarch64-simd.md (store_pair_lanes): Use new
1010 'y' operand output specifier.
1012 2017-11-29 Jakub Jelinek <jakub@redhat.com>
1015 * tree.c (build_simple_mem_ref_loc): Handle
1016 get_addr_base_and_unit_offset returning a MEM_REF.
1019 * rtlanal.c (seq_cost): For non-single_set insns try to use insn_cost.
1022 * config/i386/sse.md (vec_concatv2di): Remove * from (=Yr,0,*rm)
1025 2017-11-28 David Malcolm <dmalcolm@redhat.com>
1027 * diagnostic-show-locus.c (layout::print_trailing_fixits): Handle
1029 (layout::move_to_column): Likewise.
1031 2017-11-28 Jakub Jelinek <jakub@redhat.com>
1034 * tree.c (block_may_fallthru): Return false if SWITCH_ALL_CASES_P
1035 is set on SWITCH_EXPR and !block_may_fallthru (SWITCH_BODY ()).
1037 2017-11-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1038 Martin Jambor <mjambor@suse.cz>
1041 * tree.h (expr_type_first_operand_type_p): Declare
1042 * tree.c (expr_type_first_operand_type_p): New function.
1043 * ipa-prop.h (ipa_get_type): Allow i to be out of bounds.
1044 (ipa_value_from_jfunc): Adjust declaration.
1045 * ipa-cp.c (ipa_get_jf_pass_through_result): New parameter RES_TYPE.
1046 Use it as result type for arithmetics, unless it is NULL in which case
1047 be more conservative.
1048 (ipa_value_from_jfunc): New parameter PARM_TYPE, pass it to
1049 ipa_get_jf_pass_through_result.
1050 (propagate_vals_across_pass_through): Likewise.
1051 (propagate_scalar_across_jump_function): New parameter PARM_TYPE, pass
1052 is to propagate_vals_across_pass_through.
1053 (propagate_constants_across_call): Pass PARM_TYPE to
1054 propagate_scalar_across_jump_function.
1055 (find_more_scalar_values_for_callers_subset): Pass parameter type to
1056 ipa_value_from_jfunc.
1057 (cgraph_edge_brings_all_scalars_for_node): Likewise.
1058 * ipa-fnsummary.c (evaluate_properties_for_edge): Renamed parms_info
1059 to caller_parms_info, pass parameter type to ipa_value_from_jfunc.
1060 * ipa-prop.c (try_make_edge_direct_simple_call): New parameter
1061 target_type, pass it to ipa_value_from_jfunc.
1062 (update_indirect_edges_after_inlining): Pass parameter type to
1063 try_make_edge_direct_simple_call.
1065 2017-11-28 Jeff Law <law@redhat.com>
1067 * gimple-ssa-evrp-analyze.c
1068 (evrp_range_analyzer::record_ranges_from_phis): Only use SCEV to
1069 refine ranges if scev_initialized_p returns true.
1070 * vr-values.c (vr_values::extract_range_from_phi_node): Likewise.
1072 2017-11-28 Julia Koval <julia.koval@intel.com>
1074 * config/i386/avx512vbmi2intrin.h (_mm512_shrdi_epi16,
1075 _mm512_mask_shrdi_epi16, _mm512_maskz_shrdi_epi16, _mm512_shrdi_epi32,
1076 _mm512_mask_shrdi_epi32, _mm512_maskz_shrdi_epi32, _mm512_shrdi_epi64,
1077 _mm512_mask_shrdi_epi64, _mm512_maskz_shrdi_epi64): New intrinsics.
1078 * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdi_epi16,
1079 _mm256_mask_shrdi_epi16, _mm256_maskz_shrdi_epi16,
1080 _mm256_mask_shrdi_epi32, _mm256_maskz_shrdi_epi32, _mm256_shrdi_epi32,
1081 _mm256_mask_shrdi_epi64, _mm256_maskz_shrdi_epi64, _mm256_shrdi_epi64,
1082 _mm_mask_shrdi_epi16, _mm_maskz_shrdi_epi16, _mm_shrdi_epi16,
1083 _mm_mask_shrdi_epi32, _mm_maskz_shrdi_epi32, _mm_shrdi_epi32,
1084 _mm_mask_shrdi_epi64, _mm_maskz_shrdi_epi64, _mm_shrdi_epi64): Ditto.
1085 * config/i386/i386-builtin.def (__builtin_ia32_vpshrd_v32hi,
1086 __builtin_ia32_vpshrd_v32hi_mask, __builtin_ia32_vpshrd_v16hi,
1087 __builtin_ia32_vpshrd_v16hi_mask, __builtin_ia32_vpshrd_v8hi,
1088 __builtin_ia32_vpshrd_v8hi_mask, __builtin_ia32_vpshrd_v16si,
1089 __builtin_ia32_vpshrd_v16si_mask, __builtin_ia32_vpshrd_v8si,
1090 __builtin_ia32_vpshrd_v8si_mask, __builtin_ia32_vpshrd_v4si,
1091 __builtin_ia32_vpshrd_v4si_mask, __builtin_ia32_vpshrd_v8di,
1092 __builtin_ia32_vpshrd_v8di_mask, __builtin_ia32_vpshrd_v4di,
1093 __builtin_ia32_vpshrd_v4di_mask, __builtin_ia32_vpshrd_v2di,
1094 __builtin_ia32_vpshrd_v2di_mask): New builtins.
1095 * config/i386/sse.md (vpshrd_<mode><mask_name>): New pattern.
1097 2017-11-28 Julia Koval <julia.koval@intel.com>
1099 * config/i386/avx512vbmi2intrin.h (_mm512_shldi_epi16,
1100 _mm512_mask_shldi_epi16, _mm512_maskz_shldi_epi16, _mm512_shldi_epi32,
1101 _mm512_mask_shldi_epi32, _mm512_maskz_shldi_epi32, _mm512_shldi_epi64,
1102 _mm512_mask_shldi_epi64, _mm512_maskz_shldi_epi64): New intrinsics.
1103 * config/i386/avx512vbmi2vlintrin.h (_mm256_shldi_epi16,
1104 _mm256_mask_shldi_epi16, _mm256_maskz_shldi_epi16,
1105 _mm256_mask_shldi_epi32, _mm256_maskz_shldi_epi32, _mm256_shldi_epi32,
1106 _mm256_mask_shldi_epi64, _mm256_maskz_shldi_epi64, _mm256_shldi_epi64,
1107 _mm_mask_shldi_epi16, _mm_maskz_shldi_epi16, _mm_shldi_epi16,
1108 _mm_mask_shldi_epi32, _mm_maskz_shldi_epi32, _mm_shldi_epi32,
1109 _mm_mask_shldi_epi64, _mm_maskz_shldi_epi64, _mm_shldi_epi64): Ditto.
1110 * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_INT,
1111 V32HI_FTYPE_V32HI_V32HI_INT_V32HI_INT, V16SI_FTYPE_V16SI_V16SI_INT,
1112 V16SI_FTYPE_V16SI_V16SI_INT_V16SI_INT,
1113 V8DI_FTYPE_V8DI_V8DI_INT_V8DI_INT, V8SI_FTYPE_V8SI_V8SI_INT_V8SI_INT,
1114 V16HI_FTYPE_V16HI_V16HI_INT_V16HI_INT,
1115 V4DI_FTYPE_V4DI_V4DI_INT_V4DI_INT,
1116 V8HI_FTYPE_V8HI_V8HI_INT_V8HI_INT,
1117 V4SI_FTYPE_V4SI_V4SI_INT_V4SI_INT,
1118 V2DI_FTYPE_V2DI_V2DI_INT_V2DI_INT): New types.
1119 * config/i386/i386-builtin.def (__builtin_ia32_vpshld_v32hi,
1120 __builtin_ia32_vpshld_v32hi_mask, __builtin_ia32_vpshld_v16hi,
1121 __builtin_ia32_vpshld_v16hi_mask, __builtin_ia32_vpshld_v8hi,
1122 __builtin_ia32_vpshld_v8hi_mask, __builtin_ia32_vpshld_v16si,
1123 __builtin_ia32_vpshld_v16si_mask, __builtin_ia32_vpshld_v8si,
1124 __builtin_ia32_vpshld_v8si_mask, __builtin_ia32_vpshld_v4si,
1125 __builtin_ia32_vpshld_v4si_mask, __builtin_ia32_vpshld_v8di,
1126 __builtin_ia32_vpshld_v8di_mask, __builtin_ia32_vpshld_v4di,
1127 __builtin_ia32_vpshld_v4di_mask, __builtin_ia32_vpshld_v2di,
1128 __builtin_ia32_vpshld_v2di_mask): New builtins.
1129 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1130 * config/i386/sse.md (vpshld_<mode><mask_name>): New pattern.
1132 2017-11-28 Richard Biener <rguenther@suse.de>
1134 PR tree-optimization/80776
1135 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::set_ssa_range_info):
1137 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::set_ssa_range_info):
1139 (evrp_range_analyzer::record_ranges_from_incoming_edges):
1140 If the incoming edge is an effective fallthru because the other
1141 edge only reaches a __builtin_unreachable () then record ranges
1142 derived from the controlling condition in SSA info.
1143 (evrp_range_analyzer::record_ranges_from_phis): Use set_ssa_range_info.
1144 (evrp_range_analyzer::record_ranges_from_stmt): Likewise.
1146 2017-11-28 Olivier Hainque <hainque@adacore.com>
1148 * Makefile.in (SELFTEST_FLAGS): Use nul instead of /dev/null
1149 on mingw build hosts.
1151 2017-11-28 Jakub Jelinek <jakub@redhat.com>
1154 * dbxout.c (dbx_block_with_cold_children): Fix function comment.
1156 2017-11-28 Richard Biener <rguenther@suse.de>
1159 * gimple-fold.c (gimple_fold_builtin_memory_op): For aggregate
1160 copies generated from memcpy use a character array as reference
1163 2017-11-28 Julia Koval <julia.koval@intel.com>
1164 Sebastian Peryt <sebastian.peryt@intel.com>
1166 * Makefile.in (cilkplus.def, cilk-builtins.def, c-family/cilk.o,
1167 c-family/c-cilkplus.o, c-family/array-notation-common.o,
1168 cilk-common.o, cilk.h, cilk-common.c): Remove.
1170 (BT_FN_INT_PTR_PTR_PTR_FTYPE_BT_INT_BT_PTR_BT_PTR_BT_PTR): Remove.
1171 * builtins.c (is_builtin_name): Remove cilkplus condition.
1172 (BUILT_IN_CILK_DETACH, BUILT_IN_CILK_POP_FRAME): Remove.
1173 * builtins.def (DEF_CILK_BUILTIN_STUB, DEF_CILKPLUS_BUILTIN,
1174 cilk-builtins.def, cilkplus.def): Remove.
1175 * cif-code.def (CILK_SPAWN): Remove.
1176 * cilk-builtins.def: Delete.
1177 * cilk-common.c: Ditto.
1179 * cilkplus.def: Ditto.
1180 * config/darwin.h (fcilkplus): Delete.
1181 * cppbuiltin.c: Ditto.
1182 * doc/extend.texi: Remove cilkplus doc.
1183 * doc/generic.texi: Ditto.
1184 * doc/invoke.texi: Ditto.
1185 * doc/passes.texi: Ditto.
1186 * gcc.c (fcilkplus): Remove.
1187 * gengtype.c (cilk.h): Remove.
1188 * gimple-pretty-print.c (dump_gimple_omp_for): Remove cilkplus
1190 * gimple.h (GF_OMP_FOR_KIND_CILKFOR, GF_OMP_FOR_KIND_CILKSIMD):
1192 * gimplify.c (gimplify_return_expr, maybe_fold_stmt,
1194 is_gimple_stmt, gimplify_modify_expr, gimplify_scan_omp_clauses,
1195 gimplify_adjust_omp_clauses, gimplify_omp_for, gimplify_expr): Remove
1196 cilkplus conditions.
1197 * ipa-fnsummary.c (ipa_dump_fn_summary, compute_fn_summary,
1198 inline_read_section): Ditto.
1199 * ipa-inline-analysis.c (cilk.h): Remove.
1200 * ira.c (ira_setup_eliminable_regset): Remove cilkplus support.
1201 * lto-wrapper.c (merge_and_complain, append_compiler_options,
1202 append_linker_options): Remove condition for fcilkplus.
1203 * lto/lto-lang.c (cilk.h): Remove.
1204 (lto_init): Remove condition for fcilkplus.
1205 * omp-expand.c (expand_cilk_for_call): Delete.
1206 (expand_omp_taskreg, expand_omp_for_static_chunk,
1207 expand_omp_for): Remove cilkplus
1209 (expand_cilk_for): Delete.
1210 * omp-general.c (omp_extract_for_data): Remove cilkplus support.
1211 * omp-low.c (scan_sharing_clauses, create_omp_child_function,
1212 execute_lower_omp, diagnose_sb_0): Ditto.
1213 * omp-simd-clone.c (simd_clone_clauses_extract): Ditto.
1214 * tree-core.h (OMP_CLAUSE__CILK_FOR_COUNT_): Delete.
1215 * tree-nested.c: Ditto.
1216 * tree-pretty-print.c (dump_omp_clause): Remove cilkplus support.
1217 (dump_generic_node): Ditto.
1218 * tree.c (OMP_CLAUSE__CILK_FOR_COUNT_): Delete.
1219 * tree.def (cilk_simd, cilk_for, cilk_spawn_stmt, cilk_sync_stmt):
1221 * tree.h (CILK_SPAWN_FN, EXPR_CILK_SPAWN): Delete.
1223 2017-11-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1225 * config/aarch64/aarch64.md (div<mode>3): Change check to TARGET_FLOAT.
1226 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Add early exit
1227 for vector mode and !TARGET_SIMD.
1229 2017-11-28 Jakub Jelinek <jakub@redhat.com>
1231 * tree.def (SWITCH_EXPR): Change from 3 operand to 2 operand tree.
1233 * tree.h (SWITCH_LABELS): Remove.
1234 * gimplify.c (gimplify_switch_expr): Don't test SWITCH_LABELS,
1235 assert SWITCH_BODY is non-NULL.
1236 * tree-pretty-print.c (dump_generic_node): Remove SWITCH_LABELS
1238 * tree.c (block_may_fallthru): Always return true; for SWITCH_EXPR.
1240 PR tree-optimization/80788
1241 * match.pd (X +- C1 CMP C2 -> X CMP C2 -+ C1): If res
1242 has TREE_OVERFLOW set, call drop_tree_overflow.
1244 2017-11-28 Richard Biener <rguenther@suse.de>
1246 PR tree-optimization/83158
1247 * tree-vrp.c (intersect_ranges): Prefer ~[0, 0] in a few more
1250 2017-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1253 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not handle
1254 TARGET_ISEL && !TARGET_MFCRF differently. Simplify code.
1256 2017-11-27 Segher Boessenkool <segher@kernel.crashing.org>
1258 * config/rs6000/rs6000.md (<code><GPR:mode><GPR2:mode>2_isel): Change
1259 LT/GT/LTU/GTU to LE/GE/LEU/GEU where possible.
1261 2017-11-27 Michael Meissner <meissner@linux.vnet.ibm.com>
1264 * varasm.c (compare_constant): Take the mode of the constants into
1265 account when comparing floating point constants.
1267 2017-11-27 Gerald Pfeifer <gerald@pfeifer.com>
1269 * hash-set.h (DEFINE_DEBUG_HASH_SET): Remove static qualifier
1270 from explicit instantiation of debug_helper.
1271 * vec.h (DEFINE_DEBUG_VEC): Ditto.
1273 2017-11-27 Richard Biener <rguenther@suse.de>
1275 * gimple-fold.c (gimple_fold_builtin_memory_op): Remove dead code,
1278 2017-11-27 Richard Biener <rguenther@suse.de>
1280 * tree.c (wide_int_to_tree): Free discarded INTEGER_CST.
1281 (type_hash_canon): Also clear int_cst_hash_table entry for
1283 (build_nonstandard_integer_type): Hash all TYPE_MAX_VALUEs.
1285 2017-11-27 Tamar Christina <tamar.christina@arm.com>
1287 * doc/extend.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
1288 * doc/invoke.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
1289 * doc/sourcebuild.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
1291 2017-11-27 Markus Trippelsdorf <markus@trippelsdorf.de>
1293 * hash-map.h (gt_cleare_cache): Avoid UB.
1295 2017-11-27 Eric Botcazou <ebotcazou@adacore.com>
1297 * cfgloop.h (struct loop): Document usage of USHRT_MAX for unroll.
1298 * loop-unroll.c (decide_unroll_constant_iterations): Implement it.
1299 (decide_unroll_runtime_iterations): Likewise.
1300 (decide_unroll_stupid): Likewise.
1302 2017-11-27 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
1305 * config/i386/i386.md: Add a loop with incssp.
1307 2017-11-27 Martin Jambor <mjambor@suse.cz>
1309 PR tree-optimization/81248
1310 * tree-sra.c (splice_param_accesses): Remove size check.
1311 (decide_one_param_reduction): Fix size check.
1312 * gimple-pretty-print.c (dump_profile): Silence warning.
1313 * params.def (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Adjust description.
1315 2017-11-27 Jakub Jelinek <jakub@redhat.com>
1318 * dbxout.c (lastlineno): New variable.
1319 (dbx_debug_hooks): Use dbxout_switch_text_section as
1320 switch_text_section debug hook.
1321 (dbxout_function_end): Switch to current_function_section
1322 rather than function_section. If crtl->has_bb_partition,
1323 output just one N_FUN, depending on in_cold_section_p.
1324 (dbxout_source_line): Remember last lineno in lastlineno.
1325 (dbxout_switch_text_section): New function.
1326 (dbxout_function_decl): Adjust dbxout_block caller.
1327 (dbx_block_with_cold_children): New function.
1328 (dbxout_block): Return true if any LBRAC/RBRAC have been
1329 emitted. Use dbx_block_with_cold_children at depth == 0
1330 in second partition. Add PARENT_BLOCKNUM argument, pass
1331 it optionally adjusted to children. Output LBRAC/RBRAC
1332 around recursive call only if the block is in the current
1333 partition, if not and anything was output, emit empty
1335 * final.c (final_scan_insn): Compute cold_function_name
1336 before calling switch_text_section debug hook. Call
1337 that hook even if dwarf2out_do_frame if not emitting
1341 * varasm.c (bss_initializer_p): Return true for DECL_COMMON
1342 TREE_READONLY decls.
1344 2017-11-27 Markus Trippelsdorf <markus@trippelsdorf.de>
1346 PR rtl-optimization/82488
1347 * expr.c (fixup_args_size_notes): Avoid signed integer overflow.
1349 2017-11-26 Julia Koval <julia.koval@intel.com>
1351 * config/i386/i386.c (processor_target_table): Add skylake_cost for
1353 * config/i386/x86-tune-costs.h (skylake_memcpy, skylake_memset,
1356 2017-11-26 Julia Koval <julia.koval@intel.com>
1358 * config/i386/driver-i386.c (host_detect_local_cpu):
1359 Detect skylake-avx512.
1361 2017-11-26 Julia Koval <julia.koval@intel.com>
1363 * config.gcc: Add -march=cannonlake.
1364 * config/i386/driver-i386.c (host_detect_local_cpu): Detect cannonlake.
1365 * config/i386/i386-c.c (ix86_target_macros_internal): Handle cannonlake.
1366 * config/i386/i386.c (processor_costs): Add m_CANNONLAKE.
1367 (PTA_CANNONLAKE): New.
1368 (processor_target_table): Add cannonlake.
1369 (ix86_option_override_internal): Ditto.
1370 (fold_builtin_cpu): Ditto.
1371 (get_builtin_code_for_version): Handle cannonlake.
1372 (M_INTEL_COREI7_CANNONLAKE): New.
1373 * config/i386/i386.h (TARGET_CANNONLAKE, PROCESSOR_CANNONLAKE): New.
1374 * doc/invoke.texi: Add -march=cannonlake.
1376 2017-11-14 Boris Kolpackov <boris@codesynthesis.com>
1378 * plugin.c (add_new_plugin): Use platform-specific library extensions.
1379 (try_init_one_plugin): Alternative implementation for MinGW.
1380 * Makefile.in (plugin_implib): New.
1381 (gengtype-lex.c): Fix broken AIX workaround.
1382 * configure: Regenerate.
1383 * doc/plugins.texi: Document support for MinGW.
1385 2017-11-25 Jakub Jelinek <jakub@redhat.com>
1387 PR rtl-optimization/81553
1388 * combine.c (simplify_if_then_else): In (if_then_else COND (OP Z C1) Z)
1389 to (OP Z (mult COND (C1 * STORE_FLAG_VALUE))) optimization, if OP
1390 is a shift where C1 has different mode than the whole shift, use C1's
1391 mode for MULT rather than the shift's mode.
1394 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Don't fold
1395 builtins not enabled in the currently selected ISA.
1397 2017-11-24 Jackson Woodruff <jackson.woodruff@arm.com>
1399 PR tree-optimization/71026
1400 * tree-ssa-math-opts (is_division_by_square, is_square_of): New.
1401 (insert_reciprocals): Change to insert reciprocals before a division
1402 by a square and to insert the square of a reciprocal.
1403 (execute_cse_reciprocals_1): Change to consider division by a square.
1404 (register_division_in): Add importance parameter.
1406 2017-11-24 Richard Biener <rguenther@suse.de>
1408 PR tree-optimization/82402
1409 * tree-vect-loop-manip.c (create_lcssa_for_virtual_phi): Properly
1410 set SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1412 2017-11-24 Marc Glisse <marc.glisse@inria.fr>
1414 * match.pd (0-ptr): New transformation.
1416 2017-11-24 Jan Hubicka <hubicka@ucw.cz>
1419 * ipa-inline.c (inline_small_functions): Set current badnes correctly
1420 when skipping checking.
1422 2017-11-24 Richard Biener <rguenther@suse.de>
1424 PR tree-optimization/83128
1425 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle STRING_CSTs.
1426 (vn_reference_lookup_3): Likewise.
1428 2017-11-24 Jakub Jelinek <jakub@redhat.com>
1431 * ubsan.c (ubsan_type_descriptor): Use pp_unsigned_wide_integer
1432 instead of pp_printf with HOST_WIDE_INT_PRINT_DEC. Avoid calling
1435 * tree-object-size.c (pass_through_call): Use gimple_call_return_flags
1436 ERF_RETURN*ARG* for builtins other than BUILT_IN_ASSUME_ALIGNED,
1437 check for the latter with gimple_call_builtin_p. Do not handle
1438 BUILT_IN_STPNCPY_CHK which is not a pass through call.
1440 2017-11-24 Christophe Lyon <christophe.lyon@linaro.org>
1442 * config/arm/arm_neon.h: Fix pragma GCC push_options before
1445 2017-11-23 Julia Koval <julia.koval@intel.com>
1447 * config/i386/avx512vbmi2intrin.h (_mm512_mask_expand_epi8,
1448 _mm512_maskz_expand_epi8, _mm512_mask_expandloadu_epi8,
1449 _mm512_maskz_expandloadu_epi8, _mm512_mask_expand_epi16,
1450 _mm512_maskz_expand_epi16, _mm512_mask_expandloadu_epi16,
1451 _mm512_maskz_expandloadu_epi16): New intrinsics.
1452 * config/i386/avx512vbmi2vlintrin.h (_mm_mask_expand_epi8,
1453 _mm_maskz_expand_epi8, _mm_mask_expandloadu_epi8,
1454 _mm_maskz_expandloadu_epi8, _mm_mask_expand_epi16,
1455 _mm_maskz_expand_epi16, _mm_mask_expandloadu_epi16,
1456 _mm_maskz_expandloadu_epi16, _mm256_mask_expand_epi16,
1457 _mm256_maskz_expand_epi16, _mm256_mask_expandloadu_epi16,
1458 _mm256_maskz_expandloadu_epi16, _mm256_mask_expand_epi8,
1459 _mm256_maskz_expand_epi8, _mm256_mask_expandloadu_epi8,
1460 _mm256_maskz_expandloadu_epi8): New intrinsics.
1461 * config/i386/i386-builtin-types.def (V64QI_FTYPE_PCV64QI_V64QI_UDI,
1462 V32HI_FTYPE_PCV32HI_V32HI_USI, V32QI_FTYPE_PCV32QI_V32QI_USI,
1463 V16HI_FTYPE_PCV16HI_V16HI_UHI, V16QI_FTYPE_PCV16QI_V16QI_UHI,
1464 V8HI_FTYPE_PCV8HI_V8HI_UQI): New types.
1465 * config/i386/i386.c (ix86_expand_special_args_builtin): Use new types.
1466 * config/i386/sse.md (VI248_VLBW): New iterator.
1467 (expand<mode>_mask, expand<mode>_maskz): New patterns.
1469 2017-11-23 Julia Koval <julia.koval@intel.com>
1471 * config.gcc (avx512vbmi2intrin.h, avx512vbmi2vlintrin): New headers.
1472 * config/i386/avx512vbmi2intrin.h (_mm512_mask_compress_epi8,
1473 _mm512_maskz_compress_epi8, _mm512_mask_compressstoreu_epi8,
1474 _mm512_mask_compress_epi16, _mm512_maskz_compress_epi16,
1475 _mm512_mask_compressstoreu_epi16): New.
1476 * config/i386/avx512vbmi2vlintrin.h (_mm_mask_compress_epi8,
1477 _mm_maskz_compress_epi8, _mm256_mask_compressstoreu_epi16,
1478 _mm_mask_compress_epi16, _mm_maskz_compress_epi16,
1479 _mm256_mask_compress_epi16, _mm256_maskz_compress_epi16,
1480 _mm_mask_compressstoreu_epi8, _mm_mask_compressstoreu_epi16,
1481 _mm256_mask_compress_epi8, _mm256_maskz_compress_epi8,
1482 _mm256_mask_compressstoreu_epi8): New.
1483 * config/i386/i386-builtin-types.def (VOID_FTYPE_PV64QI_V64QI_UDI,
1484 VOID_FTYPE_PV32HI_V32HI_USI, VOID_FTYPE_PV32QI_V32QI_USI,
1485 VOID_FTYPE_PV16QI_V16QI_UHI, VOID_FTYPE_PV16HI_V16HI_UHI,
1486 VOID_FTYPE_PV8HI_V8HI_UQI): New types.
1487 * config/i386/i386-builtin.def (__builtin_ia32_compressqi512_mask,
1488 __builtin_ia32_compresshi512_mask, __builtin_ia32_compressqi256_mask,
1489 __builtin_ia32_compressqi128_mask, __builtin_ia32_compresshi256_mask,
1490 __builtin_ia32_compresshi128_mask,
1491 __builtin_ia32_compressstoreuqi512_mask,
1492 __builtin_ia32_compressstoreuhi512_mask,
1493 __builtin_ia32_compressstoreuqi256_mask,
1494 __builtin_ia32_compressstoreuqi128_mask,
1495 __builtin_ia32_compressstoreuhi256_mask,
1496 __builtin_ia32_compressstoreuhi128_mask): New builtins.
1497 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Create special args
1499 (ix86_expand_special_args_builtin): Handle new types.
1500 (s4fma_expand): Handle new builtin array.
1501 * config/i386/immintrin.h: Include new headers.
1502 * config/i386/sse.md (VI12_AVX512VLBW): New iterator.
1503 (compress<mode>_mask, compressstore<mode>_mask): New patterns.
1505 2017-11-23 Jakub Jelinek <jakub@redhat.com>
1507 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Formatting
1508 fixes. Declare temp and g variables at the top in order to avoid
1509 {} in most of the cases.
1511 2017-11-23 Marc Glisse <marc.glisse@inria.fr>
1513 * match.pd (ptr-0): New transformation.
1515 2017-11-23 Charles Baylis <charles.baylis@linaro.org>
1517 * config/arm/arm-protos.h (enum arm_addr_mode_op): New.
1518 (struct addr_mode_cost_table): New.
1519 (struct tune_params): Add field addr_mode_costs.
1520 * config/arm/arm.c (generic_addr_mode_costs): New.
1521 (arm_slowmul_tune): Initialise addr_mode_costs field.
1522 (arm_fastmul_tune): Likewise.
1523 (arm_strongarm_tune): Likewise.
1524 (arm_xscale_tune): Likewise.
1525 (arm_9e_tune): Likewise.
1526 (arm_marvell_pj4_tune): Likewise.
1527 (arm_v6t2_tune): Likewise.
1528 (arm_cortex_tune): Likewise.
1529 (arm_cortex_a8_tune): Likewise.
1530 (arm_cortex_a7_tune): Likewise.
1531 (arm_cortex_a15_tune): Likewise.
1532 (arm_cortex_a35_tune): Likewise.
1533 (arm_cortex_a53_tune): Likewise.
1534 (arm_cortex_a57_tune): Likewise.
1535 (arm_exynosm1_tune): Likewise.
1536 (arm_xgene1_tune): Likewise.
1537 (arm_cortex_a5_tune): Likewise.
1538 (arm_cortex_a9_tune): Likewise.
1539 (arm_cortex_a12_tune): Likewise.
1540 (arm_cortex_a73_tune): Likewise.
1541 (arm_v7m_tune): Likewise.
1542 (arm_cortex_m7_tune): Likewise.
1543 (arm_v6m_tune): Likewise.
1544 (arm_fa726te_tune): Likewise.
1545 (arm_mem_costs): Use table lookup to calculate cost of addressing
1548 2017-11-23 Charles Baylis <charles.baylis@linaro.org>
1550 * config/arm/arm.c (arm_mem_costs): New function.
1551 (arm_rtx_costs_internal): Use arm_mem_costs.
1553 2017-11-23 Mark Wielaard <mark@klomp.org>
1555 * dwarf2out.c (init_sections_and_labels): Use generation to create
1556 unique ranges_section_label and ranges_base_label. Return generation.
1557 (output_rnglists): Add generation argument. Use generation to create
1558 unique ranges labels.
1559 (dwarf2out_finish): Get generation from init_sections_and_labels
1560 and pass generation to output_rnglists.
1562 2017-11-23 Mike Stump <mikestump@comcast.net>
1563 Eric Botcazou <ebotcazou@adacore.com>
1565 * doc/generic.texi (ANNOTATE_EXPR): Document 3rd operand.
1566 * cfgloop.h (struct loop): Add unroll field.
1567 * function.h (struct function): Add has_unroll bitfield.
1568 * gimplify.c (gimple_boolify) <ANNOTATE_EXPR>: Deal with unroll kind.
1569 (gimplify_expr) <ANNOTATE_EXPR>: Propagate 3rd operand.
1570 * loop-init.c (pass_loop2::gate): Return true if cfun->has_unroll.
1571 (pass_rtl_unroll_loops::gate): Likewise.
1572 * loop-unroll.c (decide_unrolling): Tweak note message. Skip loops
1573 for which loop->unroll==1.
1574 (decide_unroll_constant_iterations): Use note for consistency and
1575 take loop->unroll into account. Return early if loop->unroll is set.
1576 Fix thinko in existing test.
1577 (decide_unroll_runtime_iterations): Use note for consistency and
1578 take loop->unroll into account.
1579 (decide_unroll_stupid): Likewise.
1580 * lto-streamer-in.c (input_cfg): Read loop->unroll.
1581 * lto-streamer-out.c (output_cfg): Write loop->unroll.
1582 * tree-cfg.c (replace_loop_annotate_in_block) <annot_expr_unroll_kind>:
1584 (replace_loop_annotate) <annot_expr_unroll_kind>: Likewise.
1585 (print_loop): Print loop->unroll if set.
1586 * tree-core.h (enum annot_expr_kind): Add annot_expr_unroll_kind.
1587 * tree-inline.c (copy_loops): Copy unroll and set cfun->has_unroll.
1588 * tree-pretty-print.c (dump_generic_node) <annot_expr_unroll_kind>:
1590 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Bail out if
1591 loop->unroll is set and smaller than the trip count. Otherwise bypass
1592 entirely the heuristics if loop->unroll is set. Remove dead note.
1593 Fix off-by-one bug in other note.
1594 (try_peel_loop): Bail out if loop->unroll is set. Fix formatting.
1595 (tree_unroll_loops_completely_1): Force unrolling if loop->unroll
1597 (tree_unroll_loops_completely): Make static.
1598 (pass_complete_unroll::execute): Use correct type for variable.
1599 (pass_complete_unrolli::execute): Fix formatting.
1600 * tree.def (ANNOTATE_EXPR): Add 3rd operand.
1602 2017-11-23 Sergey Shalnov <Sergey.Shalnov@intel.com>
1604 * config/i386/i386.h (TARGET_PREFER_AVX256): Also
1605 enable when TARGET_PREFER_AVX128 is set.
1607 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
1609 * ipa-profile.c (ipa_propagate_frequency_1): Use count instead of
1611 * cgraph.c (cgraph_edge::dump_edge_flags): Dump sreal frequencies.
1612 (cgraph_edge::maybe_hot_p): Use sreal frequencies.
1614 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
1616 * ipa-fnsummary.c (record_modified_bb_info): Use sreal
1617 frequencies. Fix estimation of aggregate parameters.
1619 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
1621 * cgraphclones.c (cgraph_node::create_clone): Fix updating of profile
1624 2017-11-23 Tom de Vries <tom@codesourcery.com>
1626 * config/sh/sh.h (ASM_OUTPUT_ADDR_VEC_ELT): Wrap in "do {} while (0)".
1628 2017-11-23 Tom de Vries <tom@codesourcery.com>
1630 * config/ft32/ft32.h (ASM_OUTPUT_ADDR_VEC_ELT): Remove semicolon after
1633 2017-11-23 Oleg Endo <olegendo@gcc.gnu.org>
1636 * config/sh/sh.md (udivsi3, divsi3, sibcall_value_pcrel,
1637 sibcall_value_pcrel_fdpic): Use local variable instead of
1639 (calli_tbr_rel): Add missing operand 2.
1640 (call_valuei_tbr_rel): Add missing operand 3.
1642 2017-11-23 Jakub Jelinek <jakub@redhat.com>
1645 * expr.c (expand_assignment): For CONCAT to_rtx, complex type from and
1646 bitpos/bitsize covering the whole destination, use store_expr only if
1647 the complex mode is the same. Otherwise, use expand_normal and if
1648 it returns CONCAT, subreg each part separately instead of trying to
1649 subreg the whole result.
1651 2017-11-23 Richard Biener <rguenther@suse.de>
1653 PR tree-optimization/23094
1654 * tree-ssa-sccvn.c (vuse_ssa_val): Handle VN_TOP when we
1655 come here from walking over backedges in the first iteration.
1656 (vn_reference_lookup_3): Skip clobbers that store the same value.
1658 2017-11-23 Richard Biener <rguenther@suse.de>
1660 PR tree-optimization/81403
1661 * tree-ssa-pre.c (get_representative_for): Add parameter specifying
1662 a block we need a leader relative to.
1663 (phi_translate_1): For nary processing require a leader from
1664 get_representative_for given we run expression simplification
1665 using match-and-simplify. Remove previous fix.
1667 2017-11-22 Jeff Law <law@redhat.com>
1669 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::try_find_new_range):
1670 Use new method allocate_value_range rather than accessing the
1671 vrp_value_range_pool data member directly.
1672 * tree-vrp.c (simplify_stmt_for_jump_threading): Tweak slightly
1673 to use extract_range_from_stmt method to avoid need for
1674 extract_range_from_assignment method.
1675 (vrp_prop::vrp_finalize): Use set_lattice_propagation_complete
1676 method rather than setting values_propgated data member directly.
1677 * vr-values.h (class vr_values): Privatize vrp_value_range_pool,
1678 and values propagated data members and extract_range_from_assignment
1679 method. Reorder private data members to conform to standards.
1680 Add new methods set_lattice_propagation_complete and
1681 allocate_value_range.
1683 2017-11-22 Eric Botcazou <ebotcazou@adacore.com>
1685 PR rtl-optimization/83030
1686 * doc/rtl.texi (Flags in an RTL Expression): Alphabetize, add entry
1687 for CROSSING_JUMP_P and mention usage of 'jump' for JUMP_INSNs.
1688 (Insns): Delete entry for REG_CROSSING_JUMP in register notes.
1689 * bb-reorder.c (update_crossing_jump_flags): Do not test whether the
1690 CROSSING_JUMP_P flag is already set before setting it.
1691 * cfgrtl.c (fixup_partition_crossing): Likewise.
1692 * reorg.c (relax_delay_slots): Do not consider a CROSSING_JUMP_P
1695 2017-11-22 Jakub Jelinek <jakub@redhat.com>
1697 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SERIES>:
1698 Handle the case where both arguments are using gen_const_vec_series.
1700 2017-11-22 David Malcolm <dmalcolm@redhat.com>
1703 * pretty-print.c (pp_format): Move quoting implementation to
1704 pp_begin_quote and pp_end_quote. Update pp_format_decoder call
1705 to pass address of "quote" local.
1706 (pp_begin_quote): New function.
1707 (pp_end_quote): New function.
1708 * pretty-print.h (printer_fn): Convert penultimate param from bool
1710 (pp_begin_quote): New decl.
1711 (pp_end_quote): New decl.
1712 * tree-diagnostic.c (default_tree_printer): Convert penultimate
1713 param from bool to bool *.
1714 * tree-diagnostic.h (default_tree_printer): Likewise.
1716 2017-11-22 Jeff Law <law@redhat.com>
1718 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::evrp_range_analyzer)
1719 Initialize vr_values.
1720 (evrp_range_analyzer::try_find_new_range): Call methods attached to
1721 vr_values via vr_values class instance rather than delegators.
1722 (evrp_range_analyzer::record_ranges_from_phis): Likewise.
1723 (evrp_range_analyzer::record_ranges_from_stmt): Likewise.
1724 (evrp_range_analyzer::push_value_range): Likewise.
1725 (evrp_range_analyzer::pop_value_range): Likewise.
1726 * gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Remove
1727 most delegators. Those remaining are exposed as public interfaces.
1728 Make vr_values a pointer and private.
1729 (evrp_range_analyzer::~evrp_range_analyzer): Delete the attached
1731 (evrp_range_analyzer::get_vr_value): New method.
1732 * gimple-ssa-evrp.c (class evrp_folder): Use DISABLE_COPY_AND_ASSIGN.
1733 (evrp_folder::evrp_folder): New ctor to initialize vr_values.
1734 (class evrp_dom_walker): Attach evrp_folder class, initialize
1735 it in the ctor. Remove temporary delegators.
1736 (evrp_dom_walker::before_dom_children): Call methods in attached
1737 evrp_range_analyzer class via class instance pointer. Use
1738 free value_range_constant_singleton to remove need for
1739 op_with_constant_singleton_value delegator method. Do not
1740 create a vrp_prop class instance for every call! Narrow
1741 scope of a couple variables.
1742 (evrp_dom_walker::cleanup): Call methods in attached
1743 evrp_range_analyzer class via class instance pointer.
1744 * vr-values.h (class vr_values): Privatize many methods and
1747 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
1749 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): Delete.
1750 * cfgexpand.c (expand_debug_expr): Remove handling for them.
1751 * expr.c (expand_expr_real_2): Likewise.
1752 * fold-const.c (const_unop): Likewise.
1753 * optabs-tree.c (optab_for_tree_code): Likewise.
1754 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1755 * tree-inline.c (estimate_operator_cost): Likewise.
1756 * tree-pretty-print.c (dump_generic_node): Likewise.
1757 (op_code_prio): Likewise.
1758 (op_symbol_code): Likewise.
1759 * internal-fn.def (DEF_INTERNAL_SIGNED_OPTAB_FN): Define.
1760 (IFN_REDUC_PLUS, IFN_REDUC_MAX, IFN_REDUC_MIN): New internal functions.
1761 * internal-fn.c (direct_internal_fn_optab): New function.
1762 (direct_internal_fn_array, direct_internal_fn_supported_p
1763 (internal_fn_expanders): Handle DEF_INTERNAL_SIGNED_OPTAB_FN.
1764 * fold-const-call.c (fold_const_reduction): New function.
1765 (fold_const_call): Handle CFN_REDUC_PLUS, CFN_REDUC_MAX and
1767 * tree-vect-loop.c: Include internal-fn.h.
1768 (reduction_code_for_scalar_code): Rename to...
1769 (reduction_fn_for_scalar_code): ...this and return an internal
1771 (vect_model_reduction_cost): Take an internal_fn rather than
1773 (vect_create_epilog_for_reduction): Likewise. Build calls rather
1775 (vectorizable_reduction): Use internal functions rather than tree
1776 codes for the reduction operation. Update calls to the functions
1778 * config/aarch64/aarch64-builtins.c (aarch64_gimple_fold_builtin):
1779 Use calls to internal functions rather than REDUC tree codes.
1780 * config/aarch64/aarch64-simd.md: Update comment accordingly.
1782 2017-11-22 Olivier Hainque <hainque@adacore.com>
1784 * config/vxworks.c (vxworks_override_options): Pick default
1785 dwarf version from macro value, VXWORKS_DWARF_VERSION_DEFAULT.
1786 * config/vxworks.h: Define VXWORKS_DWARF_VERSION_DEFAULT and
1787 DWARF_GNAT_ENCODINGS_DEFAULT.
1788 * config/vxworksae.h: Likewise.
1790 2017-11-22 Marc Glisse <marc.glisse@inria.fr>
1792 PR tree-optimization/83104
1793 * vr-values.c (simplify_stmt_using_ranges): Check integral argument,
1796 2017-11-22 Marek Polacek <polacek@redhat.com>
1797 H.J. Lu <hongjiu.lu@intel.com>
1798 Jason Merrill <jason@redhat.com>
1803 * calls.c (initialize_argument_information): Call
1804 warn_parameter_passing_abi target hook.
1805 (store_one_arg): Use 0 for empty record size. Don't push 0 size
1806 argument onto stack.
1807 (must_pass_in_stack_var_size_or_pad): Return false for empty types.
1808 * common.opt: Update -fabi-version description.
1809 * config/i386/i386.c (init_cumulative_args): Set cum->warn_empty.
1810 (ix86_gimplify_va_arg): Call arg_int_size_in_bytes instead of
1812 (ix86_is_empty_record): New function.
1813 (ix86_warn_parameter_passing_abi): New function.
1814 (TARGET_EMPTY_RECORD_P): Redefine.
1815 (TARGET_WARN_PARAMETER_PASSING_ABI): Redefine.
1816 * config/i386/i386.h (CUMULATIVE_ARGS): Add warn_empty.
1817 * doc/tm.texi: Regenerated.
1818 * doc/tm.texi.in (TARGET_EMPTY_RECORD_P,
1819 TARGET_WARN_PARAMETER_PASSING_ABI): Add.
1820 * dwarf2out.c (get_ultimate_context): Move to tree.c.
1821 * explow.c (hard_function_value): Call arg_int_size_in_bytes
1822 instead of int_size_in_bytes.
1823 * expr.c (copy_blkmode_to_reg): Likewise.
1824 * function.c (aggregate_value_p): Return 0 for empty types.
1825 (assign_parm_find_entry_rtl): Call warn_parameter_passing_abi target hook.
1826 (locate_and_pad_parm): Call arg size_in_bytes instead
1828 * lto-streamer-out.c (hash_tree): Hash TYPE_EMPTY_P and DECL_PADDING_P.
1829 * stor-layout.c (finalize_type_size): Set TYPE_EMPTY_P.
1830 * target.def (empty_record_p, warn_parameter_passing_abi): New target
1832 * targhooks.c (hook_void_CUMULATIVE_ARGS_tree): New hook.
1833 (std_gimplify_va_arg_expr): Skip empty records. Call
1834 arg_size_in_bytes instead size_in_bytes.
1835 * targhooks.h (hook_void_CUMULATIVE_ARGS_tree): Declare.
1836 * tree-core.h (tree_type_common): Add empty_flag.
1837 (tree_decl_common): Update comments.
1838 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream
1840 (unpack_ts_type_common_value_fields): Stream TYPE_EMPTY_P.
1841 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream
1843 (pack_ts_type_common_value_fields): Stream TYPE_EMPTY_P.
1844 * tree.c (default_is_empty_type): New function.
1845 (default_is_empty_record): New function.
1846 (arg_int_size_in_bytes): New function.
1847 (arg_size_in_bytes): New function.
1848 (get_ultimate_context): New function.
1849 * tree.h: Define TYPE_EMPTY_P, DECL_PADDING_P and
1850 TRANSLATION_UNIT_WARN_EMPTY_P.
1851 (default_is_empty_record, arg_int_size_in_bytes,
1852 arg_size_in_bytes, get_ultimate_context): Declare.
1854 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1856 * config/arm/arm.c (cmse_clear_registers): New function.
1857 (cmse_nonsecure_call_clear_caller_saved): Replace register clearing
1858 code by call to cmse_clear_registers.
1859 (cmse_nonsecure_entry_clear_before_return): Likewise.
1861 2017-11-22 Tamar Christina <tamar.christina@arm.com>
1863 * config/arm/arm_neon.h (vdot_u32, vdotq_u32)
1864 (vdot_s32, vdotq_s32): New.
1865 (vdot_lane_u32, vdotq_lane_u32): New.
1866 (vdot_lane_s32, vdotq_lane_s32): New.
1869 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
1872 * wide-int.cc (wi::add_large, wi::sub_large): Fix overflow detection
1873 for unsigned values with fewer HWIs than the precision.
1874 (test_overflow): New function.
1875 (wide_int_cc_tests): Call it.
1877 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
1879 * emit-rtl.c (init_derived_machine_modes): Make sure ptr_mode
1880 has the same mode class as Pmode.
1882 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1884 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Get rid of
1885 padding_bits_to_clear_ptr.
1886 (cmse_nonsecure_entry_clear_before_return): Likewise.
1888 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1890 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Use
1891 auto_sbitap instead of integer bitfield to control register needing
1894 2017-11-22 Jakub Jelinek <jakub@redhat.com>
1896 PR tree-optimization/83044
1897 * tree-vrp.c (vrp_prop::check_array_ref): If eltsize is not
1898 INTEGER_CST or is 0, clear up_bound{,_p1} and later ignore tests
1899 that need the upper bound. Subtract offset from
1900 get_addr_base_and_unit_offset only if positive and subtract it
1901 before division by eltsize rather than after it.
1904 * valtrack.c (propagate_for_debug_subst, propagate_for_debug): Reset
1905 debug insns if they would contain UNSPEC_VOLATILE or volatile asm.
1906 (dead_debug_insert_temp): Likewise, but also ignore even non-volatile
1910 * optabs.c (expand_doubleword_mult, expand_binop): Before calling
1911 expand_binop with *mul_widen_optab, make sure at least one of the
1912 operands doesn't have VOIDmode.
1915 * dwarf2out.c (mem_loc_descriptor): Handle VEC_SERIES.
1917 PR rtl-optimization/82044
1918 PR tree-optimization/82042
1919 * dse.c (record_store): Check for overflow.
1920 (check_mem_read_rtx): Properly check for overflow if width == -1, call
1921 add_wild_read instead of clear_rhs_from_active_local_stores on
1922 overflow and log it into dump_file.
1924 2017-11-22 Richard Biener <rguenther@suse.de>
1926 * gimple-iterator.c (gimple_find_edge_insert_loc): Ignore
1927 fake edges to exit when looking for a place to insert.
1928 * tree-ssa-pre.c (clear_expression_ids): Inline into callers
1930 (insert_into_preds_of_block): Commit edge insertion immediately,
1931 assert that doesn't require new BBs.
1932 (fini_pre): Release expressions.
1933 (pass_pre::execute): Shuffle things around a bit, if the fn
1934 is too large do not compute AVAIL either as this is really the
1937 2017-11-22 Richard Biener <rguenther@suse.de>
1939 PR tree-optimization/83089
1940 * tree-if-conv.c (pass_if_conversion::execute): If anything
1941 changed reset SCEV and free the number of iteration estimates.
1943 2017-11-21 Martin Sebor <msebor@redhat.com>
1945 PR tree-optimization/82945
1946 * calls.h (warn_nonstring_bound): Remove unused function.
1948 2017-11-21 Martin Sebor <msebor@redhat.com>
1950 PR tree-optimization/82945
1951 * builtins.c (expand_builtin_strlen): Call maybe_warn_nonstring_arg.
1952 * calls.h (maybe_warn_nonstring_arg): Declare new function.
1953 * calls.c (get_attr_nonstring_decl, maybe_warn_nonstring_arg): New
1955 (initialize_argument_information): Call maybe_warn_nonstring_arg.
1956 * calls.h (get_attr_nonstring_decl): Declare new function.
1957 * doc/extend.texi (attribute nonstring): Update.
1958 * gimple-fold.c (gimple_fold_builtin_strncpy): Call
1959 get_attr_nonstring_decl and handle it.
1960 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Same. Improve
1961 detection of nul-termination.
1962 (strlen_to_stridx): Change to a pointer.
1963 (handle_builtin_strlen, handle_builtin_stxncpy): Adjust.
1964 (pass_strlen::execute): Same.
1966 2017-11-21 Sergey Shalnov <Sergey.Shalnov@intel.com>
1968 * config/i386/i386-opts.h (enum prefer_vector_width): Added new enum
1969 for the new option -mprefer-vector-width=[none|128|256|512].
1970 * config/i386/i386.c (ix86_target_string): remove old style options
1971 -mprefer-avx256 and make -mprefer-avx128 as alias.
1972 (ix86_option_override_internal): Apply defaults for the
1973 -mprefer-vector-width=[128|256] option.
1974 * config/i386/i386.h (TARGET_PREFER_AVX128, TARGET_PREFER_AVX256):
1975 Implement macros to work with -mprefer-vector-width=.
1976 * config/i386/i386.opt: Implemented option
1977 -mprefer-vector-width=[none|128|256|512].
1978 * doc/invoke.texi: Documentation for
1979 -mprefer-vector-width=[none|128|256|512].
1981 2017-11-21 Pat Haugen <pthaugen@us.ibm.com>
1983 * config/rs6000/ppc-asm.h (f50, vs50): Fix values.
1985 2017-11-21 Jonathan Wakely <jwakely@redhat.com>
1987 * doc/invoke.texi (-Wmaybe-uninitialized): Rephrase for clarity.
1989 2017-11-21 Marc Glisse <marc.glisse@inria.fr>
1991 * doc/generic.texi: Document POINTER_DIFF_EXPR, update
1993 * cfgexpand.c (expand_debug_expr): Handle POINTER_DIFF_EXPR.
1994 * expr.c (expand_expr_real_2): Likewise.
1995 * fold-const.c (const_binop, fold_addr_of_array_ref_difference,
1996 fold_binary_loc): Likewise.
1997 * match.pd (X-X, P+(Q-P), &D-P, (P+N)-P, P-(P+N), (P+M)-(P+N),
1998 P-Q==0, -(A-B), X-Z<Y-Z, (X-Z)-(Y-Z), Z-X<Z-Y, (Z-X)-(Z-Y),
1999 (A-B)+(C-A)): New transformations for POINTER_DIFF_EXPR, based on
2000 MINUS_EXPR transformations.
2001 * optabs-tree.c (optab_for_tree_code): Handle POINTER_DIFF_EXPR.
2002 * tree-cfg.c (verify_expr, verify_gimple_assign_binary): Likewise.
2003 * tree-inline.c (estimate_operator_cost): Likewise.
2004 * tree-pretty-print.c (dump_generic_node, op_code_prio,
2005 op_symbol_code): Likewise.
2006 * tree-vect-stmts.c (vectorizable_operation): Likewise.
2007 * vr-values.c (extract_range_from_binary_expr): Likewise.
2008 * varasm.c (initializer_constant_valid_p_1): Likewise.
2009 * tree.def: New tree code POINTER_DIFF_EXPR.
2011 2017-11-21 Uros Bizjak <ubizjak@gmail.com>
2013 * config/i386/i386.md (*bswap<mode>2_movbe): Add
2014 integer suffix to movbe mnemonic.
2015 (*bswaphi2_movbe): Ditto.
2016 (bswaphi_lowpart): Merge with *bswaphi_lowpart_1.
2018 2017-11-21 Jakub Jelinek <jakub@redhat.com>
2021 * tree-cfg.c (pass_warn_function_return::execute): Formatting fix.
2022 Also warn if seen __builtin_unreachable () call with BUILTINS_LOCATION.
2023 Use LOCATION_LOCUS when comparing against UNKNOWN_LOCATION.
2025 2017-11-21 Martin Liska <mliska@suse.cz>
2027 * tree-inline.c (expand_call_inline): Remove not needed
2030 2017-11-21 James Cowgill <James.Cowgill@imgtec.com>
2031 Jakub Jelinek <jakub@redhat.com>
2034 * config/mips/frame-header-opt.c (mips_register_frame_header_opt):
2035 Remove static keyword from f variable.
2037 2017-11-21 Jakub Jelinek <jakub@redhat.com>
2039 PR tree-optimization/83086
2040 * gimple-ssa-store-merging.c
2041 (imm_store_chain_info::try_coalesce_bswap): Test this_n.base_addr
2042 rather than n.base_addr.
2044 2017-11-21 Martin Liska <mliska@suse.cz>
2046 PR rtl-optimization/82044
2047 PR tree-optimization/82042
2048 * dse.c (check_mem_read_rtx): Check for overflow.
2050 2017-11-21 Aldy Hernandez <aldyh@redhat.com>
2052 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Fix
2055 2017-11-21 Claudiu Zissulescu <claziss@synopsys.com>
2057 * cfgrtl.c (force_nonfallthru_and_redirect): Don't split a call
2058 and its corresponding call arg location note.
2060 2017-11-21 Claudiu Zissulescu <claziss@synopsys.com>
2061 Andrew Burgess <andrew.burgess@embecosm.com>
2063 * config/arc/arc-protos.h (arc_compute_frame_size): Delete
2065 (arc_return_slot_offset): Likewise.
2066 (arc_eh_return_address_location): New declaration.
2067 * config/arc/arc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2068 (MUST_SAVE_REGISTER): Add exception handler case.
2069 (MUST_SAVE_RETURN_ADDR): Likewise.
2070 (arc_frame_pointer_required): Likewise.
2071 (arc_frame_pointer_needed): New function.
2072 (arc_compute_frame_size): Changed.
2073 (arc_expand_prologue): Likewise.
2074 (arc_expand_epilogue): Likewise.
2075 (arc_initial_elimination_offset): Likewise.
2076 (arc_return_slot_offset): Delete.
2077 (arc_eh_return_address_location): New function.
2078 (arc_builtin_setjmp_frame_value): Likewise.
2079 * config/arc/arc.h (EH_RETURN_DATA_REGNO): Use 2 registers.
2080 (EH_RETURN_STACKADJ_RTX): Define.
2081 (EH_RETURN_HANDLER_RTX): Likewise.
2082 * config/arc/arc.md (eh_return): Delete.
2084 2017-11-21 Aldy Hernandez <aldyh@redhat.com>
2086 * print-tree.h (debug_vec_tree): Remove prototype.
2087 * gdbinit.in (pvt): Remove macro.
2089 2017-11-21 Jakub Jelinek <jakub@redhat.com>
2091 PR tree-optimization/83047
2092 * gimple-ssa-store-merging.c
2093 (imm_store_chain_info::output_merged_store): If the loads with the
2094 same vuse are in different basic blocks, for load_gsi pick a load
2095 location that is dominated by the other loads.
2098 * config/i386/i386.c (ix86_memmodel_check): Start
2099 -Winvalid-memory-model diagnostics with lowercase letter.
2102 * dwarf2out.c (dw_loc_list): If crtl->has_bb_partition, temporarily
2103 set in_cold_section_p to the partition containing loc_list->first.
2104 When seeing loc_list->last_before_switch node, update secname and
2105 perform range_across_switch second partition handling only after that.
2108 * run-rtl-passes.c: Include debug.h.
2109 (run_rtl_passes): Call debug_hooks->assembly_start.
2110 * dwarf2out.c (dwarf2out_assembly_start): Return early if invoked
2114 * internal-fn.c (expand_mul_overflow): Use OPTAB_WIDEN instead of
2115 OPTAB_DIRECT in calls to expand_simple_binop.
2117 2017-11-20 David Malcolm <dmalcolm@redhat.com>
2120 * Makefile.in (C_COMMON_OBJS): Add c-family/known-headers.o.
2122 2017-11-20 David Malcolm <dmalcolm@redhat.com>
2125 * spellcheck.h (best_match::blithely_get_best_candidate): New
2128 2017-11-20 Jakub Jelinek <jakub@redhat.com>
2130 * config/i386/i386.c (parse_mtune_ctrl_str): Start diagnostics
2131 with lower case letter.
2133 2017-11-20 Uros Bizjak <ubizjak@gmail.com>
2135 * config/i386/i386.md (bswaphi2): New expander.
2136 (*bswaphi2_movbe): New insn pattern.
2137 (bswaphi -> rorhi pepehole2): New peephole pattern.
2139 2017-11-20 Jeff Law <law@redhat.com>
2141 * Makefile.in (OBJS): Add gimple-ssa-evrp-analyze.o.
2142 * gimple-ssa-evrp-analyze.c: New file pulled from gimple-ssa-evrp.c.
2143 * gimple-ssa-evrp-analyze.h: New file pulled from gimple-ssa-evrp.c.
2144 * gimple-ssa-evrp.c: Remove bits moved into new files. Include
2145 gimple-ssa-evrp-analyze.h.
2147 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Do not
2148 set BB_VISITED here.
2149 (evrp_range_analyzer::enter): Set BB_VISITED here instead.
2151 2017-11-20 Bin Cheng <bin.cheng@arm.com>
2153 * tree-predcom.c: Add general comment on Store-Store chains.
2154 (split_data_refs_to_components): Postpone clearing eliminate_store_p
2156 (get_chain_last_ref_at): Rename into...
2157 (get_chain_last_write_at): ...this.
2158 (get_chain_last_write_before_load): New function.
2159 (add_ref_to_chain): Promote type of chain from CT_STORE_LOAD to
2160 CT_STORE_STORE when write reference is added.
2161 (determine_roots_comp): Support load ref in CT_STORE_STORE chains.
2162 (is_inv_store_elimination_chain): Update get_chain_last_write_at call.
2163 (initialize_root_vars_store_elim_1): Ditto.
2164 (initialize_root_vars_store_elim_2): Ditto. Replace rhs once default
2165 definition is created.
2166 (execute_pred_commoning_chain): Support load ref in CT_STORE_STORE
2167 chain by replacing it with dominant stored value.
2169 2017-11-20 Bin Cheng <bin.cheng@arm.com>
2171 * tree-predcom.c (add_ref_to_chain): Remove check on distance.
2173 2017-11-20 Marc Glisse <marc.glisse@inria.fr>
2175 * vr-values.c (extract_range_from_binary_expr): Use a full range
2178 2017-11-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
2180 * config/arm/arm.md (R4_REGNUM): Define constant.
2181 (nonsecure_call_internal): Remove r4 clobber.
2182 (nonsecure_call_value_internal): Likewise.
2183 * config/arm/thumb1.md (nonsecure_call_reg_thumb1_v5): Remove second
2184 clobber and resequence match_operands.
2185 (nonsecure_call_value_reg_thumb1_v5): Likewise.
2186 * config/arm/thumb2.md (nonsecure_call_reg_thumb2): Likewise.
2187 (nonsecure_call_value_reg_thumb2): Likewise.
2189 2017-11-20 Jakub Jelinek <jakub@redhat.com>
2191 PR tree-optimization/78821
2192 * gimple-ssa-store-merging.c (find_bswap_or_nop_load): Give up
2193 if base is TARGET_MEM_REF. If base is not MEM_REF, set base_addr
2194 to the address of the base rather than the base itself.
2195 (find_bswap_or_nop_1): Just use pointer comparison for vuse check.
2196 (find_bswap_or_nop_finalize): New function.
2197 (find_bswap_or_nop): Use it.
2198 (bswap_replace): Return a tree rather than bool, change first
2199 argument from gimple * to gimple_stmt_iterator, allow inserting
2200 into an empty sequence, allow ins_stmt to be NULL - then emit
2201 all stmts into gsi. Fix up MEM_REF address gimplification.
2202 (pass_optimize_bswap::execute): Adjust bswap_replace caller.
2203 (struct store_immediate_info): Add N and INS_STMT non-static
2205 (store_immediate_info::store_immediate_info): Initialize them
2206 from newly added ctor args.
2207 (merged_store_group::apply_stores): Formatting fixes. Sort by
2209 (stmts_may_clobber_ref_p): For stores call also
2210 refs_anti_dependent_p.
2211 (gather_bswap_load_refs): New function.
2212 (imm_store_chain_info::try_coalesce_bswap): New method.
2213 (imm_store_chain_info::coalesce_immediate_stores): Use it.
2214 (split_group): Handle LROTATE_EXPR and NOP_EXPR rhs_code specially.
2215 (imm_store_chain_info::output_merged_store): Fail if number of
2216 new estimated stmts is bigger or equal than old. Handle LROTATE_EXPR
2217 and NOP_EXPR rhs_code.
2218 (pass_store_merging::process_store): Compute n and ins_stmt, if
2219 ins_stmt is non-NULL and the store rhs is otherwise invalid, use
2220 LROTATE_EXPR rhs_code. Pass n and ins_stmt to store_immediate_info
2222 (pass_store_merging::execute): Calculate dominators.
2224 * tree-ssa-math-opts.c (nop_stats, bswap_stats, struct symbolic_number,
2225 BITS_PER_MARKER, MARKER_MASK, MARKER_BYTE_UNKNOWN, HEAD_MARKER, CMPNOP,
2226 CMPXCHG, do_shift_rotate, verify_symbolic_number_p,
2227 init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge,
2228 find_bswap_or_nop_1, find_bswap_or_nop, pass_data_optimize_bswap,
2229 class pass_optimize_bswap, bswap_replace,
2230 pass_optimize_bswap::execute): Moved to ...
2231 * gimple-ssa-store-merging.c: ... this file.
2232 Include optabs-tree.h.
2233 (nop_stats, bswap_stats, do_shift_rotate, verify_symbolic_number_p,
2234 init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge,
2235 find_bswap_or_nop_1, find_bswap_or_nop, bswap_replace): Put into
2236 anonymous namespace, remove static keywords.
2237 (pass_optimize_bswap::gate): Test BITS_PER_UNIT == 8 here...
2238 (pass_optimize_bswap::execute): ... rather than here. Formatting fix.
2240 2017-11-20 Jan Hubicka <hubicka@ucw.cz>
2243 * ipa-inline.c (can_inline_edge_p): Fix typo in previous patch.
2245 2017-11-20 Aldy Hernandez <aldyh@redhat.com>
2247 * vec.h (debug_helper): New function.
2248 (DEFINE_DEBUG_VEC): New macro.
2249 * hash-set.h (debug_helper): New function.
2250 (DEFINE_DEBUG_HASH_SET): New macro.
2251 * cfg.c (debug_slim (edge)): New function.
2252 Call DEFINE_DEBUG_VEC for edges.
2253 Call DEFINE_DEBUG_HASH_SET for edges.
2254 * cfghooks.c (debug_slim (basic_block)): New function.
2255 Call DEFINE_DEBUG_VEC for basic blocks.
2256 Call DEFINE_DEBUG_HASH_SET for basic blocks.
2257 * print-tree.c (debug_slim): New function to handle trees.
2258 Call DEFINE_DEBUG_VEC for trees.
2259 Call DEFINE_DEBUG_HASH_SET for trees.
2260 (debug (vec<tree, va_gc>) &): Remove.
2261 (debug (<vec<tree, va_gc>) *): Remove.
2262 * print-rtl.c (debug_slim): New function to handle const_rtx.
2263 Call DEFINE_DEBUG_VEC for rtx_def.
2264 Call DEFINE_DEBUG_VEC for rtx_insn.
2265 Call DEFINE_DEBUG_HASH_SET for rtx_def.
2266 Call DEFINE_DEBUG_HASH_SET for rtx_insn.
2267 * sel-sched-dump.c (debug (vec<rtx_insn *> &): Remove.
2268 (debug (vec<rtx_insn *> *ptr): Remove.
2269 (debug_insn_vector): Remove.
2270 * stor-layout.c (debug_rli): Call debug() instead of debug_vec_tree.
2272 2017-11-20 Tom de Vries <tom@codesourcery.com>
2274 PR rtl-optimization/82020
2275 * simplify-rtx.c (simplify_ternary_operation): Fix comparison mode of
2276 IF_THEN_ELSE condition.
2278 2017-11-19 Jeff Law <law@redhat.com>
2280 * tree-ssa-dom.c (record_equivalences_from_phis): Fix handling
2281 of degenerates resulting from ignoring an edge.
2283 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
2286 * ipa-inline.c (can_inline_edge_p): Also check that caller is optimized
2288 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
2291 * profile-count.c (profile_count::to_sreal_scale): Fix return value
2292 for uninitialied counts.
2294 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
2297 * tree-inline.c (estimate_num_insns): Set to 1 at least.
2299 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
2302 * i386.c (ix86_builtin_vectorization_cost): Be ready for insane types.
2304 2017-11-19 Tom de Vries <tom@codesourcery.com>
2306 * config/arc/arc.h (FUNCTION_PROFILER): Remove semicolon after
2309 2017-11-19 Tom de Vries <tom@codesourcery.com>
2311 * config/phoenix.h (TARGET_OS_CPP_BUILTINS): Remove semicolon after
2314 2017-11-19 Tom de Vries <tom@codesourcery.com>
2316 * config/visium/visium.h (ASM_OUTPUT_CASE_END): Remove semicolon after
2319 2017-11-19 Tom de Vries <tom@codesourcery.com>
2321 * config/ft32/ft32.h (REGISTER_TARGET_PRAGMAS): Remove semicolon after
2323 * config/spu/spu.h (REGISTER_TARGET_PRAGMAS): Same.
2325 2017-11-19 Tom de Vries <tom@codesourcery.com>
2327 * config/mcore/mcore-elf.h (MCORE_EXPORT_NAME): Remove semicolon after
2329 * config/mcore/mcore.h (ASM_OUTPUT_ALIGNED_COMMON): After missing
2330 semicolon after MCORE_EXPORT_NAME call.
2332 2017-11-19 Tom de Vries <tom@codesourcery.com>
2335 * vmsdbgout.c (vmsdbgout_early_finish): New function.
2336 (vmsdbg_debug_hooks): Set early_finish field to vmsdbgout_early_finish.
2338 2017-11-18 Jan Hubicka <hubicka@ucw.cz>
2340 * cgraphclones.c (cgraph_edge::clone): Rename gcov_count to prof_count.
2341 (cgraph_edge::clone): Cleanup updating of profile.
2342 * ipa-cp.c (update_profiling_info): Likewise.
2343 * ipa-inline-transform.c (inline_transform): Likewise.
2344 * ipa-inline.c (inline_small_functions): Add missing space to dump.
2345 * ipa-split.c (execute_split_functions): Do not split when function
2347 * predict.c (estimate_bb_frequencies): Cleanup updating of profile.
2348 * profile-count.c (profile_count::dump): Add global0.
2349 (profile_count::to_cgraph_frequency): Do not ICE when entry is
2351 (profile_count::to_sreal_scale): Likewise.
2352 (profile_count::adjust_for_ipa_scaling): Fix typo in comment.
2353 (profile_count::combine_with_ipa_count): New function.
2354 * profile-count.h (profile_guessed_global0adjusted): New.
2355 (profile_count::adjusted_zero): New.
2356 (profile_count::global0adjusted): New.
2357 (profile_count::combine_with_ipa_count): New.
2358 * tree-inline.c (copy_edges_for_bb): Add NUM/DEN arugment;
2359 correct profile of return block of split functions.
2360 (copy_cfg_body): Remove unused profile_count.
2361 (copy_body): Likewise.
2362 (expand_call_inline): Update.
2363 (tree_function_versioning): Update.
2365 2017-11-18 Aldy Hernandez <aldyh@redhat.com>
2367 * hash-set.h (hash_set::empty): New.
2368 * tree-ssa-threadbackward.h: Delete.
2369 * tree-ssa-threadbackward.c (class thread_jumps): New.
2370 Move max_threaded_paths into class.
2371 (fsm_find_thread_path): Remove arguments that are now in class.
2372 (profitable_jump_thread_path): Rename to...
2373 (thread_jumps::profitable_jump_thread_path): ...this.
2374 (convert_and_register_jump_thread_path): Rename to...
2375 (thread_jumps::convert_and_register_current_path): ...this.
2376 (check_subpath_and_update_thread_path): Rename to...
2377 (thread_jumps::check_subpath_and_update_thread_path): ...this.
2378 (register_jump_thread_path_if_profitable): Rename to...
2379 (thread_jumps::register_jump_thread_path_if_profitable): ...this.
2380 (handle_phi): Rename to...
2381 (thread_jumps::handle_phi): ...this.
2382 (handle_assignment): Rename to...
2383 (thread_jumps::handle_assignment): ...this.
2384 (fsm_find_control_statement_thread_paths): Rename to...
2385 (thread_jumps::fsm_find_control_statement_thread_paths): ...this.
2386 (find_jump_threads_backwards): Rename to...
2387 (thread_jumps::find_jump_threads_backwards): ...this.
2388 Initialize path local data.
2389 (pass_thread_jumps::execute): Call find_jump_threads_backwards
2390 from within thread_jumps class.
2391 (pass_early_thread_jumps::execute): Same.
2393 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
2395 * cgraph.c (cgraph_node::dump): Do IPA sanity checking on IPA counts.
2397 2017-11-17 Steve Ellcey <sellcey@cavium.com>
2399 * config/aarch64/aarch64-simd.md (fnma<mode>4): Move neg operator
2400 to canonical location.
2402 2017-11-17 Steve Ellcey <sellcey@cavium.com>
2405 * config/aarch64/aarch64.c (aarch64_use_by_pieces_infrastructure_p):
2407 (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Remove define.
2409 2017-11-17 H.J. Lu <hongjiu.lu@intel.com>
2411 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Use
2412 rcrt1.o%s/grcrt1.o%s for -static-pie.
2414 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
2416 * i386.c (ix86_multiplication_cost, ix86_division_cost,
2417 ix86_shift_rotate_cost): Break out from ...
2418 (ix86_rtx_costs): ... here.
2419 (ix86_add_stmt_cost): Use rtx cost machinery to compute cost of
2422 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
2424 * predict.c (determine_unlikely_bbs): Set cgraph node count to 0
2425 when entry block was promoted unlikely.
2426 (estimate_bb_frequencies): Increase frequency scale.
2427 * profile-count.h (profile_count): Export precision info.
2429 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
2431 * tree-tailcall.c (eliminate_tail_call): Be more careful about not
2432 disturbin profile of entry block.
2434 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
2436 * ipa-fnsummary.c (estimate_node_size_and_time): Be more tolerant for
2439 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
2441 * ipa-cp.c (update_profiling_info): Handle conversion to local profile.
2442 * tree-cfg.c (execute_fixup_cfg): Do fixup same way as inliner does.
2444 2017-11-17 Jeff Law <law@redhat.com>
2446 * gimple-ssa-evrp.c (class evrp_range_analyzer): New class extracted
2447 from evrp_dom_walker class. Various methods moved into new class.
2448 (evrp_range_analyzer::evrp_range_analyzer): Constructor for new class.
2449 (evrp_range_analyzer::enter): New method.
2450 (evrp_range_analyzer::leave): New method.
2451 (evrp_dom_walker): Remove delegators no longer needed by this class.
2452 Replace vr_values data member with evrp_range_analyzer
2454 * gimple-ssa-evrp.c (evrp_dom_walker::record_ranges_from_phis): New
2455 method extracted from evrp_dom_walker::before_dom_children.
2456 (evrp_dom_walker::record_ranges_from_stmt): Likewise.
2457 (evrp_dom_walker::record_ranges_from_incoming_edge): Likewise.
2459 * gimple-ssa-evrp.c (evrp_dom_walker): Add cleanup method.
2460 Add private copy constructor and move assignment operators.
2461 Privatize methods and class data where trivially possible.
2462 (evrp_dom_walker::cleanup): New function, extracted from
2463 execute_early_vrp. Simplify access to class data.
2465 * vr-values.h (get_output_for_vrp): Prototype.
2466 * vr-values.c (get_output_for_vrp): New function extracted from
2467 vrp_visit_assignment_or_call and extract_range_from_stmt.
2468 (vrp_visit_assignment_or_call): Use get_output_for_vrp. Simplify.
2470 2017-11-17 Luis Machado <luis.machado@linaro.org>
2472 * config/aarch64/aarch64.c
2473 (qdf24xx_prefetch_tune) <default_opt_level>: Set to -1.
2474 (qdf24xx_tunings) <autoprefetcher_model>: Set to
2475 tune_params::AUTOPREFETCHER_WEAK.
2477 2017-11-17 Tamar Christina <tamar.christina@arm.com>
2480 * config/arm/arm.c (arm_valid_target_attribute_rec):
2481 Parse "arch=" and "+<ext>".
2482 (arm_valid_target_attribute_tree): Re-init global options.
2483 (arm_option_override): Make non-static.
2484 (arm_options_perform_arch_sanity_checks): Make errors fatal.
2485 * gcc/config/arm/arm-c.c (__ARM_FEATURE_CMSE): Support undef.
2486 (__ARM_FEATURE_CRC32): Support undef.
2487 * config/arm/arm_acle.h (__ARM_FEATURE_CRC32): Replace with pragma.
2488 * doc/extend.texi (ARM Function Attributes): Add pragma and target.
2490 2017-11-17 David Malcolm <dmalcolm@redhat.com>
2492 * gdbinit.in (break-on-diagnostic): New command.
2494 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
2496 * config/i386/i386.c (ix86_expand_epilogue): Change simple
2497 return to indirect jump for EH return if control-flow
2498 protection is enabled. Change explicit 'false' argument in
2499 pro_epilogue_adjust_stack with a value of
2501 * config/i386/i386.md (simple_return_indirect_internal):
2502 Remove SImode restriction to support 64-bit.
2504 2017-11-17 Segher Boessenkool <segher@kernel.crashing.org>
2506 * combine.c (added_notes_insn): New.
2507 (try_combine): Handle added_notes_insn like added_links_insn.
2508 Rewrite return value code.
2509 (distribute_notes): Set added_notes_insn to the earliest insn we added
2512 2017-11-17 Segher Boessenkool <segher@kernel.crashing.org>
2514 PR rtl-optimization/82621
2515 * combine.c (try_combine): Do not split PARALLELs of two SETs if the
2516 dest of one of those SETs is unused.
2518 2017-11-17 Richard Biener <rguenther@suse.de>
2521 * tree-core.h (enum annot_expr_kind): Add annot_expr_parallel_kind.
2522 * tree-pretty-print.c (dump_generic_node): Handle
2523 annot_expr_parallel_kind.
2524 * tree-cfg.c (replace_loop_annotate_in_block): Likewise.
2525 * gimplify.c (gimple_boolify): Likewise.
2527 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
2529 * config.gcc (extra_headers): Add cet.h for x86 targets.
2530 * config/i386/cet.h: New file.
2531 * doc/install.texi: Add --enable-cet/--disable-cet.
2533 2017-11-17 Richard Biener <rguenther@suse.de>
2535 PR tree-optimization/83017
2536 * tree-parloops.c (MIN_PER_THREAD): Use --param parloops-min-per-thread.
2537 (gen_parallel_loop): Properly count iterations.
2538 (parallelize_loops): Handle loop->can_be_parallel independent
2539 of flag_loop_parallelize_all. Make static profitability test match
2541 * params.def (PARAM_PARLOOPS_MIN_PER_THREAD): New.
2542 * invoke.texi (parloops-min-per-thread): Document.
2544 2017-11-17 Vineet Gupta <vgupta@synopsys.com>
2546 * config/arc/linux.h: GLIBC_DYNAMIC_LINKER update per glibc
2547 upstreaming review comments.
2549 2017-11-17 Tamar Christina <tamar.christina@arm.com>
2551 * expr.c (copy_blkmode_to_reg): Fix bitsize for targets
2552 with fast unaligned access.
2553 * doc/sourcebuild.texi (word_mode_no_slow_unalign): New.
2555 2017-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2557 * config/arm/arm.c (cmse_nonsecure_entry_clear_before_return): Allocate
2558 to_clear_arg_regs_bitmap to the same size as to_clear_bitmap.
2560 2017-11-17 Richard Biener <rguenther@suse.de>
2562 * tree-ssa-pre.c (phi_translate_1): Remove redundant constant
2563 folding of references.
2565 2017-11-17 Qing Zhao <qing.zhao@oracle.com>
2568 * gimple-fold.c (gimple_fold_builtin_string_compare): Add handling
2569 of replacing call to strncmp with corresponding call to strcmp when
2572 2017-11-17 Sergey Shalnov <Sergey.Shalnov@intel.com>
2574 * config/i386/x86-tune.def (X86_TUNE_AVX256_OPTIMAL): Add tuning
2575 option prefer-avx256 for skylake-avx512 configuration.
2576 * config/i386/i386.c (ix86_option_override_internal): Ditto.
2577 (get_builtin_code_for_version): Ditto.
2579 2017-11-17 Chung-Ju Wu <jasonwucj@gmail.com>
2580 Monk Chiang <sh.chiang04@gmail.com>
2582 * config/nds32/nds32.h (FIRST_PSEUDO_REGISTER): Modify.
2583 (FIXED_REGISTERS): Reserve more register numbers.
2584 (CALL_USED_REGISTERS): Likewise.
2585 (REG_ALLOC_ORDER): Likewise.
2586 (REG_CLASS_CONTENTS): Likewise.
2587 (REGISTER_NAMES): Likewise.
2589 2017-11-17 Chung-Ju Wu <jasonwucj@gmail.com>
2590 Kito Cheng <kito.cheng@gmail.com>
2592 * config/nds32/nds32-modes.def: Add vector mode V4QI V2HI V8QI V4HI
2594 * config/nds32/iterators.md: Add vector mode iterators and attributes.
2596 2017-11-16 Steven Munroe <munroesj@gcc.gnu.org>
2598 * config/rs6000/mmintrin.h (_mm_add_pi32[_ARCH_PWR]): Correct
2599 parameter list for vec_splats.
2601 2017-11-16 Joseph Myers <joseph@codesourcery.com>
2603 * doc/invoke.texi (-std=c17): Refer to 2018 expected publication
2605 (-std=c18, -std=iso9899:2018, -std=gnu18): Document option aliases.
2607 2017-11-16 Thomas Koenig <tkoenig@gcc.gnu.org>
2610 * doc/install.texi: Document incompatibility of Perl >=5.6.26
2611 with the required version of automake 1.11.6.
2613 2017-11-16 Pat Haugen <pthaugen@us.ibm.com>
2615 * rs6000/power9.md (power9fpdiv): New automaton and cpu_unit defined
2617 (DU_C2_3_power9): Correct reservation combinations.
2618 (FP_DIV_power9, VEC_DIV_power9): New.
2619 (power9-alu): Split out rotate/shift...
2620 (power9-rot): ...to here, correct dispatch resource.
2621 (power9-cracked-alu, power9-mul, power9-mul-compare): Correct dispatch
2623 (power9-fp): Correct latency.
2624 (power9-sdiv): Add div/sqrt resource.
2625 (power9-ddiv): Correct latency, add div/sqrt resource.
2626 (power9-sqrt, power9-dsqrt): Add div/sqrt resource.
2627 (power9-vecfdiv, power9-vecdiv): Correct latency, add div/sqrt
2629 (power9-qpdiv, power9-qpmul): Adjust resource usage.
2631 2017-11-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2633 * config/rs6000/rs6000.c (rs6000_expand_builtin): Do not do the
2634 switch statement mapping KF built-ins to TF built-ins if we don't
2635 have the proper ISA 3.0 assembler support.
2637 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
2639 * tree-emutls.c (lower_emutls_data): Remove unused bb_freq.
2640 (lower_emutls_function_body): Do not compute it.
2642 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
2644 * ipa-split.c (split_bb_info): Turn time to sreal.
2645 (split_point): Likewise.
2646 (dump_split_point): Likewise.
2647 (fine_split_points): Likewise.
2648 (execute_split_functions): Only zero split_bbs; turn time to sreals.
2650 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
2652 * ipa-fnsummary.c (analyze_function_body): Accumulate time consistently
2655 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
2657 * predict.c (combine_predictions_for_bb): Preserve zero predicted
2659 (expensive_function_p): Remove useless assert.
2660 (determine_unlikely_bbs): Propagate also forward; determine cold blocks
2662 2017-11-16 Martin Sebor <msebor@redhat.com>
2664 PR tree-optimization/82588
2665 PR tree-optimization/82583
2666 * tree-vrp.c (check_array_ref): Handle flexible array members,
2667 string literals, and inner indices.
2668 (search_for_addr_array): Add detail to diagnostics.
2670 2017-11-16 Nathan Sidwell <nathan@acm.org>
2674 * tree.h (COPY_DECL_RTL): Rename parms for clarity.
2675 (SET_DECL_ASSEMBLER_NAME): Forward to
2676 overwrite_decl_assembler_name.
2677 (COPY_DECL_ASSEMBLER_NAME): Rename parms for clarity.
2678 (overwrite_decl_assembler_name): Declare.
2679 * tree.c (overwrite_decl_assembler_name): New.
2680 * langhooks-def.h (lhd_overwrite_decl_assembler_name): Declare.
2681 (LANG_HOOKS_OVERWRITE_DECL_ASSEMBLER_NAME): Provide default.
2682 (LANG_HOOKS_INITIALIZER): Add it.
2683 * langhooks.h (struct lang_hooks): Add overwrite_decl_assembler_name.
2684 * langhooks.c (lhd_set_decl_assembler_name): Use
2685 SET_DECL_ASSEMBLER_NAME.
2686 (lhd_overwrite_decl_assembler_name): Default implementation.
2688 2017-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2689 Jackson Woodruff <jackson.woodruff@arm.com>
2691 PR tree-optimization/71026
2692 * match.pd: Canonicalize constant multiplies in division.
2694 2017-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2696 * opts.c (default_options_table): Add OPT_fomit_frame_pointer entry.
2697 * common/config/alpha/alpha-common.c (TARGET_OPTION_OPTIMIZATION_TABLE):
2698 Remove OPT_fomit_frame_pointer entry.
2699 * common/config/arc/arc-common.c: Likewise.
2700 * common/config/arm/arm-common.c: Likewise.
2701 * common/config/avr/avr-common.c: Likewise.
2702 * common/config/c6x/c6x-common.c: Likewise.
2703 * common/config/cr16/cr16-common.c: Likewise.
2704 * common/config/cris/cris-common.c: Likewise.
2705 * common/config/epiphany/epiphany-common.c: Likewise.
2706 * common/config/fr30/fr30-common.c: Likewise.
2707 * common/config/frv/frv-common.c: Likewise.
2708 * common/config/ia64/ia64-common.c: Likewise.
2709 * common/config/iq2000/iq2000-common.c: Likewise.
2710 * common/config/lm32/lm32-common.c: Likewise.
2711 * common/config/m32r/m32r-common.c: Likewise.
2712 * common/config/mcore/mcore-common.c: Likewise.
2713 * common/config/microblaze/microblaze-common.c: Likewise.
2714 * common/config/mips/mips-common.c: Likewise.
2715 * common/config/mmix/mmix-common.c: Likewise.
2716 * common/config/mn10300/mn10300-common.c: Likewise.
2717 * common/config/nios2/nios2-common.c: Likewise.
2718 * common/config/pa/pa-common.c: Likewise.
2719 * common/config/pdp11/pdp11-common.c: Likewise.
2720 * common/config/powerpcspe/powerpcspe-common.c: Likewise.
2721 * common/config/riscv/riscv-common.c: Likewise.
2722 * common/config/rs6000/rs6000-common.c: Likewise.
2723 * common/config/rx/rx-common.c: Likewise.
2724 * common/config/s390/s390-common.c: Likewise.
2725 * common/config/sh/sh-common.c: Likewise.
2726 * common/config/sparc/sparc-common.c: Likewise.
2727 * common/config/tilegx/tilegx-common.c: Likewise.
2728 * common/config/tilepro/tilepro-common.c: Likewise.
2729 * common/config/v850/v850-common.c: Likewise.
2730 * common/config/visium/visium-common.c: Likewise.
2731 * common/config/xstormy16/xstormy16-common.c: Likewise.
2732 * common/config/xtensa/xtensa-common.c: Likewise.
2733 * invoke.texi (-fomit-frame-pointer): Update documentation.
2735 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
2737 * tree-cfg.c (gimple_find_sub_bbs): Do not compute freq.
2739 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
2741 * cfg.c (scale_bbs_frequencies_int,
2742 cale_bbs_frequencies_gcov_type): Remove.
2743 * cfg.h (scale_bbs_frequencies_int,
2744 cale_bbs_frequencies_gcov_type): Remove.
2746 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
2748 * tree-ssa-loop-manip.c
2749 (scale_dominated_blocks_in_loop): Update to profile counts.
2750 (tree_transform_and_unroll_loop): Likewise.
2752 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
2754 * tree-vect-loop-manip.c (vect_do_peeling): Do not use
2755 scale_bbs_frequencies_int.
2757 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
2759 * final.c (compute_alignments): Use counts rather than frequencies.
2761 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
2763 * cfgloopanal.c: Include sreal.h
2764 (average_num_loop_insns): Use counts and sreal for accounting.
2766 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
2768 * cfgloopmanip.c (duplicate_loop_to_header_edge): Cleanup profile
2771 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
2772 Kito Cheng <kito.cheng@gmail.com>
2774 * config/nds32/constraints.md: Provide more constraints.
2775 * config/nds32/nds32.h (enum reg_class, REG_CLASS_NAMES,
2776 REG_CLASS_CONTENTS): Define R5_REG, R8_REG, and FRAME_POINTER_REG to
2777 support constraints usage.
2779 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
2781 * config/nds32/constants.md (UNSPEC_VOLATILE_FUNC_RETURN): Remove.
2783 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
2784 Kito Cheng <kito.cheng@gmail.com>
2786 * config/nds32/nds32.opt: Add mext-perf, mext-perf2, mext-string.
2787 * config/nds32/nds32.opt: Refine the layout.
2788 * config/nds32/nds32.c (TARGET_EXT_PERF, TARGET_EXT_PERF2,
2789 TARGET_EXT_STRING): Support new options.
2790 * config/nds32/nds32.h: Likewise.
2791 * config/nds32/nds32.md: Likewise.
2792 * config/nds32/nds32-predicates.c: Likewise.
2793 * config/nds32/constraints.md: Likewise.
2794 * common/config/nds32/nds32-common.c: Likewise.
2796 2017-11-16 Julia Koval <julia.koval@intel.com>
2799 * config/i386/gfniintrin.h: Add sse check.
2800 * config/i386/i386.c (ix86_expand_builtin): Fix gfni check.
2802 2017-11-16 Julia Koval <julia.koval@intel.com>
2804 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI2_SET,
2805 OPTION_MASK_ISA_AVX512VBMI2_UNSET): New.
2806 (ix86_handle_option): Handle -mavx512vbmi2.
2807 * config/i386/cpuid.h: Add bit_AVX512VBMI2.
2808 * config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit.
2809 * config/i386/i386-c.c (__AVX512VBMI2__): New.
2810 * config/i386/i386.c (ix86_target_string): Handle -mavx512vbmi2.
2811 (ix86_valid_target_attribute_inner_p): Ditto.
2812 * config/i386/i386.h (TARGET_AVX512VBMI2, TARGET_AVX512VBMI2_P): New.
2813 * config/i386/i386.opt (mavx512vbmi2): New option.
2814 * doc/invoke.texi: Add new option.
2816 2017-11-16 Julia Koval <julia.koval@intel.com>
2818 * config/i386/gfniintrin.h (_mm_gf2p8mul_epi8, _mm256_gf2p8mul_epi8,
2819 _mm_mask_gf2p8mul_epi8, _mm_maskz_gf2p8mul_epi8,
2820 _mm256_mask_gf2p8mul_epi8, _mm256_maskz_gf2p8mul_epi8,
2821 _mm512_mask_gf2p8mul_epi8, _mm512_maskz_gf2p8mul_epi8,
2822 _mm512_gf2p8mul_epi8): New intrinsics.
2823 * config/i386/i386-builtin-types.def
2824 (V64QI_FTYPE_V64QI_V64QI): New type.
2825 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8mulb_v64qi,
2826 __builtin_ia32_vgf2p8mulb_v64qi_mask, __builtin_ia32_vgf2p8mulb_v32qi,
2827 __builtin_ia32_vgf2p8mulb_v32qi_mask, __builtin_ia32_vgf2p8mulb_v16qi,
2828 __builtin_ia32_vgf2p8mulb_v16qi_mask): New builtins.
2829 * config/i386/sse.md (vgf2p8mulb_*): New pattern.
2830 * config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
2832 2017-11-15 Uros Bizjak <ubizjak@gmail.com>
2834 * config/i386/i386.c (x86_print_call_or_nop): Emit 5 byte nop
2835 explicitly as a stream of bytes.
2837 2017-11-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2839 * config/rs6000/altivec.h (vec_xst_be): New #define.
2840 * config/rs6000/altivec.md (altivec_vperm_<mode>_direct): Rename
2841 and externalize from *altivec_vperm_<mode>_internal.
2842 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI): Remove macro
2844 (XL_BE_V8HI): Likewise.
2845 (XL_BE_V4SI): Likewise.
2846 (XL_BE_V4SI): Likewise.
2847 (XL_BE_V2DI): Likewise.
2848 (XL_BE_V4SF): Likewise.
2849 (XL_BE_V2DF): Likewise.
2850 (XST_BE): Add BU_VSX_OVERLOAD_X macro instantiation.
2851 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Correct
2852 all array entries with these keys: VSX_BUILTIN_VEC_XL,
2853 VSX_BUILTIN_VEC_XL_BE, VSX_BUILTIN_VEC_XST. Add entries for key
2854 VSX_BUILTIN_VEC_XST_BE.
2855 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Remove.
2856 (altivec_expand_builtin): Remove handling for VSX_BUILTIN_XL_BE_*
2858 (altivec_init_builtins): Replace conditional calls to def_builtin
2859 for __builtin_vsx_ld_elemrev_{v8hi,v16qi} and
2860 __builtin_vsx_st_elemrev_{v8hi,v16qi} based on TARGET_P9_VECTOR
2861 with unconditional calls. Remove calls to def_builtin for
2862 __builtin_vsx_le_be_<mode>. Add a call to def_builtin for
2863 __builtin_vec_xst_be.
2864 * config/rs6000/vsx.md (vsx_ld_elemrev_v8hi): Convert define_insn
2865 to define_expand, and add alternate RTL generation for P8.
2866 (*vsx_ld_elemrev_v8hi_internal): New define_insn based on
2867 vsx_ld_elemrev_v8hi.
2868 (vsx_ld_elemrev_v16qi): Convert define_insn to define_expand, and
2869 add alternate RTL generation for P8.
2870 (*vsx_ld_elemrev_v16qi_internal): New define_insn based on
2871 vsx_ld_elemrev_v16qi.
2872 (vsx_st_elemrev_v8hi): Convert define_insn
2873 to define_expand, and add alternate RTL generation for P8.
2874 (*vsx_st_elemrev_v8hi_internal): New define_insn based on
2875 vsx_st_elemrev_v8hi.
2876 (vsx_st_elemrev_v16qi): Convert define_insn to define_expand, and
2877 add alternate RTL generation for P8.
2878 (*vsx_st_elemrev_v16qi_internal): New define_insn based on
2879 vsx_st_elemrev_v16qi.
2881 2017-11-15 H.J. Lu <hongjiu.lu@intel.com>
2884 * config/i386/i386.c (pass_insert_vzeroupper::gate): Remove
2885 TARGET_AVX512ER check.
2886 (ix86_option_override_internal): Set MASK_VZEROUPPER if
2887 neither -mzeroupper nor -mno-zeroupper is used and
2888 TARGET_EMIT_VZEROUPPER is set.
2889 * config/i386/i386.h (TARGET_EMIT_VZEROUPPER): New.
2890 * config/i386/x86-tune.def: Add X86_TUNE_EMIT_VZEROUPPER.
2892 2017-11-15 Will Schmidt <will_schmidt@vnet.ibm.com>
2894 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
2895 folding of vector compares.
2896 (fold_build_vec_cmp): New helper function.
2897 (fold_compare_helper): New helper function.
2898 (builtin_function_type): Add compare builtins to the list of functions
2899 having unsigned arguments. Cosmetic updates to comment indentation.
2900 * config/rs6000/vsx.md (vcmpneb, vcmpneh, vcmpnew): Update to specify
2901 the not+eq combination.
2903 2017-11-15 Bin Cheng <bin.cheng@arm.com>
2905 PR tree-optimization/82726
2906 PR tree-optimization/70754
2907 * tree-predcom.c (order_drefs_by_pos): New function.
2908 (combine_chains): Move code setting has_max_use_after to...
2909 (try_combine_chains): ...here. New parameter. Sort combined chains
2910 according to position information.
2911 (tree_predictive_commoning_loop): Update call to above function.
2912 (update_pos_for_combined_chains, pcom_stmt_dominates_stmt_p): New.
2914 2017-11-15 Bin Cheng <bin.cheng@arm.com>
2916 PR tree-optimization/82726
2918 2017-01-23 Bin Cheng <bin.cheng@arm.com>
2920 PR tree-optimization/70754
2921 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
2922 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
2923 combined stmt before it if not NULL.
2924 (combine_chains): Process refs reversely and compute dominance point
2928 2017-02-23 Bin Cheng <bin.cheng@arm.com>
2930 PR tree-optimization/79663
2931 * tree-predcom.c (combine_chains): Process refs in reverse order
2932 only for ZERO length chains, and add explaining comment.
2934 2017-11-15 Tamar Christina <tamar.christina@arm.com>
2936 * config/arm/arm-cpus.in (armv8_3, ARMv8_3a, armv8.3-a): New
2937 * config/arm/arm-tables.opt (armv8.3-a): Regenerated.
2938 * doc/invoke.texi (ARM Options): Add armv8.3-a.
2940 2017-11-15 Tamar Christina <tamar.christina@arm.com>
2942 * config/arm/arm.h (TARGET_DOTPROD): Add arm_arch8_2.
2944 2017-11-15 Martin Liska <mliska@suse.cz>
2946 * tree-cfg.c (pass_warn_function_return::execute):
2947 Compare warn_return_type for greater than zero.
2949 2017-11-15 Sebastian Peryt <sebastian.peryt@intel.com>
2953 * config/i386/i386.c (pass_insert_vzeroupper): Modify gate condition
2954 to return true on Xeon and not on Xeon Phi.
2955 (ix86_check_avx256_register): Changed to ...
2956 (ix86_check_avx_upper_register): ... this. Add extra check for
2957 VALID_AVX512F_REG_OR_XI_MODE.
2958 (ix86_avx_u128_mode_needed): Changed
2959 ix86_check_avx256_register to ix86_check_avx_upper_register.
2960 (ix86_check_avx256_stores): Changed to ...
2961 (ix86_check_avx_upper_stores): ... this. Changed
2962 ix86_check_avx256_register to ix86_check_avx_upper_register.
2963 (ix86_avx_u128_mode_after): Changed
2964 avx_reg256_found to avx_upper_reg_found. Changed
2965 ix86_check_avx256_stores to ix86_check_avx_upper_stores.
2966 (ix86_avx_u128_mode_entry): Changed
2967 ix86_check_avx256_register to ix86_check_avx_upper_register.
2968 (ix86_avx_u128_mode_exit): Ditto.
2969 * config/i386/i386.h: (host_detect_local_cpu): New define.
2971 2017-11-15 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
2973 * config/arm/xgene1.md (xgene1): Split into automatons
2974 xgene1_main, xgene1_decoder, xgene1_div, xgene1_simd.
2975 (xgene1_f_load): Adjust reservations and/or types.
2976 (xgene1_f_store): Likewise.
2977 (xgene1_load_pair): Likewise.
2978 (xgene1_store_pair): Likewise.
2979 (xgene1_fp_load1): Likewise.
2980 (xgene1_load1): Likewise.
2981 (xgene1_store1): Likewise.
2982 (xgene1_move): Likewise.
2983 (xgene1_alu): Likewise.
2984 (xgene1_simd): Likewise.
2985 (xgene1_bfm): Likewise.
2986 (xgene1_neon_load1): Likewise.
2987 (xgene1_neon_store1): Likewise.
2988 (xgene1_neon_logic): Likewise.
2989 (xgene1_neon_st1): Likewise.
2990 (xgene1_neon_ld1r): Likewise.
2991 (xgene1_alu_cond): Added.
2992 (xgene1_shift_reg): Likwise.
2993 (xgene1_bfx): Likewise.
2994 (xgene1_mul): Split into xgene1_mul32, xgene1_mul64.
2996 2017-11-15 Jakub Jelinek <jakub@redhat.com>
2999 * internal-fn.c: Include gimple-ssa.h, tree-phinodes.h and
3001 (can_widen_mult_without_libcall): New function.
3002 (expand_mul_overflow): If only checking unsigned mul overflow,
3003 not result, and can do efficiently MULT_HIGHPART_EXPR, emit that.
3004 Don't use WIDEN_MULT_EXPR if it would involve a libcall, unless
3005 no other way works. Add MULT_HIGHPART_EXPR + MULT_EXPR support.
3006 (expand_DIVMOD): Formatting fix.
3007 * expmed.h (expand_mult): Add NO_LIBCALL argument.
3008 * expmed.c (expand_mult): Likewise. Use OPTAB_WIDEN rather
3009 than OPTAB_LIB_WIDEN if NO_LIBCALL is true, and allow it to fail.
3011 PR tree-optimization/82977
3012 * tree-ssa-strlen.c (strlen_optimize_stmt): Pass a reference to a copy
3013 constructed temporary to strlen_to_stridx.put.
3015 2017-11-15 Martin Liska <mliska@suse.cz>
3017 * configure.ac: Remove -fkeep-inline-functions from coverage_flags.
3018 * configure: Regenerate.
3020 2017-11-15 Martin Liska <mliska@suse.cz>
3023 * config/sh/sh-mem.cc: Use proper probability for
3026 2017-11-14 Jeff Law <law@redhat.com>
3028 * explow.c (anti_adjust_stack_and_probe_stack_clash): Avoid probing
3029 the red zone for stack_clash_protection_final_dynamic_probe targets
3030 when the total dynamic stack size is zero bytes.
3032 * tree-ssa-threadupdate.c (thread_through_all_blocks): Thread
3033 blocks is post order.
3035 2017-11-15 Alexandre Oliva <aoliva@redhat.com>
3037 * dumpfile.h (TDF_COMPARE_DEBUG): New.
3038 * final.c (rest_of_clean_state): Set it for the
3039 -fcompare-debug dump.
3040 * tree-pretty-print.c (dump_generic_node): Omit OBJ_TYPE_REF
3041 class when TDF_COMPARE_DEBUG is set.
3043 * dwarf2out.c (gen_producer_string): Discard
3046 2017-11-15 Joseph Myers <joseph@codesourcery.com>
3049 * doc/extend.texi (Other Builtins): Document __builtin_tgmath.
3050 * ginclude/tgmath.h (__tg_cplx, __tg_ldbl, __tg_dbl, __tg_choose)
3051 (__tg_choose_2, __tg_choose_3, __TGMATH_REAL_1_2)
3052 (__TGMATH_REAL_2_3): Remove macros.
3053 (__TGMATH_CPLX, __TGMATH_CPLX_2, __TGMATH_REAL, __TGMATH_REAL_2)
3054 (__TGMATH_REAL_3, __TGMATH_CPLX_ONLY): Define using
3056 (frexp, ldexp, nexttoward, scalbn, scalbln): Define using
3058 (remquo): Define using __TGMATH_REAL_3.
3060 2017-11-14 Jeff Law <law@redhat.com>
3062 * vr-values.c: New file with contents extracted from tree-vrp.c.
3063 * Makefile.in (OBJS): Add vr-values.o
3064 * tree-vrp.h (set_value_range_to_nonnull): Prototype.
3065 (set_value_range, set_and_canonicalize_value_range): Likewise.
3066 (vrp_bitmap_equal_p, range_is_nonnull): Likewise.
3067 (value_range_constant_singleton, symbolic_range_p): Likewise.
3068 (compare_values, compare_values_warnv, vrp_val_is_min): Likewise.
3069 (vrp_val_is_max, copy_value_range, set_value_range_to_value): Likewise.
3070 (extract_range_from_binary_expr_1, vrp_val_min, vrp_val_max): Likewise.
3071 (set_value_range_to_null, range_int_cst_p, opreand_less_p): Likewise.
3072 (find_case_label_range, find_case_label_index): Likewise.
3073 (zero_nonzero_bits_from_vr, overflow_comparison_p): Likewise.
3074 (range_int_cst_singleton_p, value_inside_range): Likewise.
3075 (get_single_symbol): Likewise.
3076 (switch_update): Move structure definition here.
3077 (to_remove_edges, to_update_switch_stmts): Provide externs.
3078 * tree-vrp.c: Move all methods for vr-values class to vr-values.c
3079 (vrp_val_max, vrp_val_min, vrp_val_is_max): Make externally visible.
3080 (vrp_val_is_min, set_value_range): Likewise.
3081 (set_and_canonicalize_value_range, copy_value_range): Likewise.
3082 (set_value_range_to_value, set_value_range_to_nonnull): Likewise.
3083 (set_value_range_to_null, vrp_bitmap_equal_p): Likewise.
3084 (range_is_nonnull, range_int_cst_p): Likewwise.
3085 (range_int_cst_singleton_p, symbolic_range_p): Likewise.
3086 (get_single_symbol, operand_less_p): Likewise
3087 (compare_values_warnv, compare_values): Likewise.
3088 (value_inside_range, value_range_constant_singleton): Likewise.
3089 (zero_nonzero_bitgs_from_vr): Likewise.
3090 (extract_range_from_binary_expr_1): Likewise.
3091 (overflow_comparison_p): Likewise.
3092 (to_remove_edges, to_update_switch_stmts): Likewise.
3093 (find_case_label-index, find_case_label_range): Likewise.
3094 (switch_update, set_value_range_to_nonnegative): Remove.
3095 (set_value_range_to_truthvalue): Likewise.
3096 (symbolic_range_based_on_p, gimple_assign_nonzero_p): Likewise.
3097 (gimple_stmt_nonzero_p, compare_ranges): Likewise.
3098 (compare_range_with_value, vrp_valueize, vrp_valueize_1): Likewise.
3099 (find_case_label_ranges, test_for_singularity): Likewise.
3100 (range_fits_type_p, simplify_conversion_using_ranges): LIkewise.
3101 (x_vr_values): Move to its remaining use site.
3103 2017-11-10 Jeff Law <law@redhat.com>
3105 * vr-values.h (VR_INITIALIZER): Move #define here.
3106 * gimple-ssa-evrp.c: New file with contents extracted from tree-vrp.c
3107 * Makefile.in (OBJS): Add tree-evrp.o
3108 * tree-vrp.h (assert_info): Move structure definition here.
3109 (set_value_range_to_varying): Prototype.
3110 (vrp_operand_equal_p, range_includes_zero_p): Likewise.
3111 (infer_value_range, register_edge_assert_for): Likewise.
3112 (stmt_interesting_for_vrp): Likewise.
3113 * tree-vrp.c: Move all methods for evrp class into gimple-ssa-evrp.c.
3114 (set_value_range_to_varying): No longer static.
3115 (vrp_operand_equal_p, range_includes_zero_p): Likewise.
3116 (infer_value_range, register_edge_assert_for): Likewise.
3118 2017-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3120 * config/rs6000/rs6000.md (bswapdi2): On 32-bit ISA 3.0, don't
3121 generate the XXBRD instruction.
3123 * config/rs6000/rs6000-c.c (is_float128_p): New helper function.
3124 (rs6000_builtin_type_compatible): Treat _Float128 and long double
3125 as being compatible if -mabi=ieeelongdouble.
3126 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_HW_1): New macros
3127 to setup float128 built-ins with hardware support.
3128 (BU_FLOAT128_HW_2): Likewise.
3129 (BU_FLOAT128_HW_3): Likewise.
3130 (BU_FLOAT128_HW_VSX_1): Likewise.
3131 (BU_FLOAT128_HW_VSX_2): Likewise.
3132 (scalar_extract_expq): Change float128 built-in functions to
3133 accommodate having both KFmode and TFmode functions. Use the
3134 KFmode variant as the default.
3135 (scalar_extract_sigq): Likewise.
3136 (scalar_test_neg_qp): Likewise.
3137 (scalar_insert_exp_q): Likewise.
3138 (scalar_insert_exp_qp): Likewise.
3139 (scalar_test_data_class_qp): Likewise.
3140 (sqrtf128_round_to_odd): Delete processing the round to odd
3141 built-in functions as special built-in functions, and define them
3142 as float128 built-ins. Use the KFmode variant as the default.
3143 (truncf128_round_to_odd): Likewise.
3144 (addf128_round_to_odd): Likewise.
3145 (subf128_round_to_odd): Likewise.
3146 (mulf128_round_to_odd): Likewise.
3147 (divf128_round_to_odd): Likewise.
3148 (fmaf128_round_to_odd): Likewise.
3149 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
3150 support for KFmode and TFmode xststdcqp calls.
3151 (rs6000_expand_builtin): If long double is IEEE 128-bit floating
3152 point, switch the built-in handlers for the get/set float128
3153 exponent, get float128 mantissa, float128 test built-ins, and the
3154 float128 round to odd built-in functions. Eliminate creating the
3155 float128 round to odd built-in functions as special built-ins.
3156 (rs6000_init_builtins): Eliminate special creation of the float128
3157 round to odd built-in functions.
3158 * config/rs6000/vsx.md (xsxexpqp_<mode>): Change float128 built-in
3159 function insns to support both TFmode and KFmode variants.
3160 (xsxsigqp_<mode>): Likewise.
3161 (xsiexpqpf_<mode>): Likewise.
3162 (xsiexpqp_<mode>): Likewise.
3163 (xststdcqp_<mode>): Likewise.
3164 (xststdcnegqp_<mode>): Likewise.
3165 (xststdcqp_<mode>): Likewise.
3167 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
3169 * tree-ssa-threadupdate.c (compute_path_counts): Remove
3170 unused path_in_freq_ptr parameter.
3171 (ssa_fix_duplicate_block_edges): Do not pass around path_in_freq
3173 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
3175 * ipa-inline.c (edge_badness): Dump sreal frequency.
3176 (compute_inlined_call_time): Match natural implementaiton ...
3177 * ipa-fnsummary.c (estimate_edge_size_and_time): ... here; remove
3178 forgotten division by CGRAPH_FREQ_BASE.
3180 2017-11-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3182 * config.gcc (*-*-solaris2*): Enable default_use_cxa_atexit since
3183 Solaris 11. Update comment.
3184 * configure.ac (gcc_cv_ld_pid): Adapt comment for Solaris 12
3186 * config/sol2.h (STARTFILE_SPEC): Likewise.
3187 * configure: Regenerate.
3189 2017-11-14 Carl Love <cel@us.ibm.com>
3191 * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Remove
3192 le_ and be_ prefixes to swap* variables. Remove
3193 if (VECTOR_ELT_ORDER_BIG) statement. Remove E_V16QImode case
3196 2017-11-14 Jason Merrill <jason@redhat.com>
3198 Support GTY((cache)) on hash_map.
3199 * hash-traits.h (ggc_remove): Add ggc_maybe_mx member function.
3200 (ggc_cache_remove): Override it instead of ggc_mx.
3201 * hash-table.h (gt_ggc_mx): Call it instead of ggc_mx.
3202 (gt_cleare_cache): Call ggc_mx instead of gt_ggc_mx.
3203 * hash-map-traits.h (simple_hashmap_traits): Add maybe_mx member.
3204 (simple_cache_map_traits): Override maybe_mx.
3205 * hash-map.h (hash_entry): Add ggc_maybe_mx and keep_cache_entry.
3206 (hash_map): Friend gt_cleare_cache.
3207 (gt_cleare_cache): New.
3208 * tree.h (tree_cache_traits): New hash_map traits class.
3209 (tree_cache_map): New typedef.
3211 2017-11-14 Richard Biener <rguenther@suse.de>
3213 * tree-cfgcleanup.c (cleanup_control_expr_graph): Remove first_p
3214 paramter and handling.
3215 (cleanup_control_flow_bb): Likewise.
3216 (cleanup_control_flow_pre): New helper performing a DFS walk
3217 to call cleanup_control_flow_bb in PRE order.
3218 (cleanup_tree_cfg_1): Do the first phase of cleanup_control_flow_bb
3219 via cleanup_control_flow_pre.
3221 2017-11-14 James Greenhalgh <james.greenhalgh@arm.com>
3223 * config/aarch64/aarch64-simd.md
3224 (aarch64_simd_bsl<mode>_internal): Remove DImode.
3225 (*aarch64_simd_bsl<mode>_alt): Likewise.
3226 (aarch64_simd_bsldi_internal): New.
3227 (aarch64_simd_bsldi_alt): Likewise.
3229 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
3231 * tracer.c (better_p): Do not compare frequencies.
3232 * reg-stack.c (better_edge): Likewise.
3233 * shrink-wrap.c (try_shrink_wrapping): Do not convert to gcov counts
3236 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
3238 * auto-profile.c (afdo_annotate_cfg): Use update_max_bb_count.
3239 * cgraphunit.c (cgraph_node::expand_thunk): Use update_max_bb_count.
3240 * ipa-utils.c (ipa_merge_profiles): Use update_max_bb_count.
3241 * lto-streamer-in.c (input_function): Use update_max_bb_count.
3242 * omp-expand.c (expand_omp_taskreg): Use update_max_bb_count.
3243 * predict.c (maybe_hot_frequency_p): Inline to ...
3244 (maybe_hot_count_p): ... here; rewrite to counts.
3245 (counts_to_freqs): Rename to ...
3246 (update_max_bb_count): ... this one.
3247 (expensive_function_p): Use counts.
3248 (estimate_bb_frequencies): Update.
3249 (rebuild_frequencies): Update.
3250 * predict.h (counts_to_freqs): Rename to ...
3251 (update_max_bb_count): ... this one.
3252 * profile.c (compute_branch_probabilities): Add debug info
3253 * tree-inline.c (expand_call_inline): Update debug info.
3254 (optimize_inline_calls): Use update_max_bb_count..
3255 (tree_function_versioning): Use update_max_bb_count..
3256 * value-prof.c (gimple_value_profile_transformations):
3257 Do not use update_max_bb_count.
3259 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
3261 * ipa-inline.c (compute_uninlined_call_time, compute_inlined_call_time):
3262 always use frequencies.
3264 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
3266 * bb-reorder.c: Remove frequencies from comments.
3267 (better_edge_p): Use profile counts.
3268 (find_traces): Dump profile counts.
3269 (rotate_loop): Use profile counts.
3270 (find_traces_1_round): Likewise.
3271 (connect_better_edge_p): Use counts instead of probabilities for
3273 (copy_bb_p): Drop early check for non-0 frequency.
3274 (sanitize_hot_paths): Update comments.
3276 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
3278 * ipa-split.c (struct split_point): Add count.
3279 (consider_split): Do not compute incoming frequency; compute incoming
3280 count and store it to split_point.
3281 (split_function): Set count of the call to split part correctly.
3283 2017-11-13 Carl Love <cel@us.ibm.com>
3285 * config/rs6000/altivec.md (altivec_vsumsws_be): Add define_expand.
3287 2017-11-13 Tom Tromey <tom@tromey.com>
3289 * doc/cpp.texi (Variadic Macros): Document __VA_OPT__.
3291 2017-11-13 Carl Love <cel@us.ibm.com>
3293 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3294 Add support for builtins:
3295 unsigned int vec_first_{,miss}_match_{,or_eos}index,
3296 vector {un,}signed {char,int,short},
3297 vector {un,}signed {char,int,short}) arguments.
3298 * config/rs6000/rs6000-builtin.def (VFIRSTMATCHINDEX,
3299 VFIRSTMATCHOREOSINDEX, VFIRSTMISMATCHINDEX, VFIRSTMISMATCHOREOSINDEX):
3300 Add BU_P9V_AV_2 expansions for the builtins.
3301 * config/rs6000/altivec.h (vec_first_match_index,
3302 vec_first_mismatch_index, vec_first_match_or_eos_index,
3303 vec_first_mismatch_or_eos_index): Add #defines for the builtins.
3304 * config/rs6000/rs6000-protos.h (bytes_in_mode): Add
3305 new extern declaration.
3306 * config/rs6000/rs6000.c (bytes_in_mode): Add new function.
3307 * config/rs6000/vsx.md (first_match_index_<mode>,
3308 first_match_or_eos_index_<mode>, first_mismatch_index_<mode>,
3309 first_mismatch_or_eos_index_<mode>): Add define expand.
3310 (vctzlsbb_<mode>): Add mode field to define_insn for vctzlsbb.
3311 * doc/extend.texi: Update the built-in documenation file for the new
3314 2017-11-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3316 * match.pd: Convert fminf<N>, fminf<N>x, fmax<N>, and fmax<N>x
3317 into the min/max operations for _Float<N> and _Float<N>X types.
3319 2017-11-13 Eric Botcazou <ebotcazou@adacore.com>
3322 * dwarf2out.c (do_eh_frame): New static variable.
3323 (dwarf2out_begin_prologue): Set it.
3324 (dwarf2out_frame_finish): Test it instead of dwarf2out_do_eh_frame.
3326 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
3328 * tree-ssa-coalesce.c (coalesce_cost): Fix formating.
3330 * tree-ssa-sink.c (select_best_block): Do not use frequencies.
3332 2017-11-13 Eric Botcazou <ebotcazou@adacore.com>
3335 * debug.h (dwarf2out_do_eh_frame): Declare.
3336 * dwarf2cfi.c (dwarf2out_do_eh_frame): New predicate.
3337 (dwarf2out_do_frame): Use it.
3338 (dwarf2out_do_cfi_asm): Likewise.
3339 * dwarf2out.c (dwarf2out_frame_finish): Likewise.
3340 (dwarf2out_assembly_start): Likewise.
3341 (dwarf2out_begin_prologue): Fix comment.
3342 * toplev.c (compile_file): Always call dwarf2out_frame_finish
3343 if the target needs either debug or unwind DWARF2 info.
3344 * lto-opts.c (lto_write_options): Do not save -fexceptions,
3345 -fnon-call-exceptions, -ffp-contract, -fmath-errno, -fsigned-zeros,
3346 -ftrapping-math, -ftrapv and -fwrapv.
3348 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
3350 * cgraph.c (cgraph_edge::sreal_frequency): New function.
3351 * cgraph.h (cgraph_edge::sreal_frequency): Declare.
3352 * ipa-fnsummary.c (dump_ipa_call_summary): Use sreal_frequency.
3353 (estimate_edge_size_and_time): Likewise.
3354 (ipa_merge_fn_summary_after_inlining): Likewise.
3355 * ipa-inline.c (cgraph_freq_base_rec): Remove.
3356 (compute_uninlined_call_time): Use sreal_frequency.
3357 (compute_inlined_call_time): Likewise.
3358 (ipa_inline): Do not initialize cgraph_freq_base_rec.
3359 * profile-count.c: Include sreal.h.
3360 (profile_count::to_sreal_scale): New.
3361 * profile-count.h: Forward declare sreal.
3362 (profile_count::to_sreal_scale): Declare.
3364 2017-11-13 Nathan Sidwell <nathan@acm.org>
3366 * diagnostic.c (maybe_line_and_column): New.
3367 (diagnostic_get_location_text): Use it.
3368 (diagnostic_report_current_module): Likewise.
3369 (test_diagnostic_get_location_text): Add tests.
3371 2017-11-13 Luis Machado <luis.machado@linaro.org>
3373 * doc/md.texi (Specifying processor pipeline description): Fix
3374 incorrect latency for the div instruction example.
3376 2017-11-13 Jakub Jelinek <jakub@redhat.com>
3378 PR tree-optimization/78821
3379 * gimple-ssa-store-merging.c (compatible_load_p): Don't require
3380 that bit_not_p is the same.
3381 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
3382 (split_group): Count precisely bit_not_p bits in each statement.
3383 (invert_op): New function.
3384 (imm_store_chain_info::output_merged_store): Use invert_op to
3385 emit BIT_XOR_EXPR with a xor_mask instead of BIT_NOT_EXPR if some
3386 but not all orig_stores have BIT_NOT_EXPR in the corresponding spots.
3388 2017-11-13 Martin Liska <mliska@suse.cz>
3390 * gcov.c (struct coverage_info): Remove typedef of coverage_t.
3391 (struct source_info): Likewise.
3392 (add_branch_counts): Likewise.
3393 (add_line_counts): Likewise.
3394 (function_summary): Likewise.
3395 (output_intermediate_line): Likewise.
3396 (generate_results): Likewise.
3398 2017-11-13 Martin Liska <mliska@suse.cz>
3400 * gcov.c (struct block_info): Remove typedef for block_t.
3401 (struct line_info): Likewise.
3402 (line_info::has_block): Likewise.
3403 (EXIT_BLOCK): Likewise.
3404 (unblock): Likewise.
3405 (circuit): Likewise.
3406 (get_cycles_count): Likewise.
3407 (process_file): Likewise.
3408 (read_graph_file): Likewise.
3409 (solve_flow_graph): Likewise.
3410 (find_exception_blocks): Likewise.
3411 (add_line_counts): Likewise.
3412 (accumulate_line_info): Likewise.
3413 (output_line_details): Likewise.
3415 2017-11-13 Martin Liska <mliska@suse.cz>
3417 * gcov.c (struct arc_info): Remove typedef for arc_t.
3418 (struct line_info): Likewise.
3419 (add_branch_counts): Likewise.
3420 (output_branch_count): Likewise.
3421 (function_info::~function_info): Likewise.
3422 (circuit): Likewise.
3423 (output_intermediate_line): Likewise.
3424 (read_graph_file): Likewise.
3425 (solve_flow_graph): Likewise.
3426 (find_exception_blocks): Likewise.
3427 (add_line_counts): Likewise.
3428 (accumulate_line_info): Likewise.
3429 (output_line_details): Likewise.
3430 (output_function_details): Likewise.
3432 2017-11-13 Martin Liska <mliska@suse.cz>
3434 * gcov.c (struct function_info): Remove typedef for function_t.
3435 (struct source_info): Likewise.
3436 (source_info::get_functions_at_location): Likewise.
3437 (solve_flow_graph): Likewise.
3438 (find_exception_blocks): Likewise.
3439 (add_line_counts): Likewise.
3440 (output_intermediate_file): Likewise.
3441 (process_file): Likewise.
3442 (generate_results): Likewise.
3443 (release_structures): Likewise.
3444 (read_graph_file): Likewise.
3445 (read_count_file): Likewise.
3446 (accumulate_line_counts): Likewise.
3447 (output_lines): Likewise.
3449 2017-11-13 Martin Liska <mliska@suse.cz>
3451 * gcov.c (function_info::function_info): Remove num_counts
3452 and add vector<gcov_type>.
3453 (function_info::~function_info): Use the vector.
3454 (process_file): Likewise.
3455 (read_graph_file): Likewise.
3456 (read_count_file): Likewise.
3457 (solve_flow_graph): Likewise.
3459 2017-11-13 Martin Liska <mliska@suse.cz>
3461 * gcov.c (function_info::is_artificial): New function.
3462 (process_file): Erase all artificial early.
3463 (generate_results): Skip as all artificial are already
3466 2017-11-13 Martin Liska <mliska@suse.cz>
3468 * gcov.c (read_graph_file): Store to global vector of functions.
3469 (read_count_file): Iterate the vector.
3470 (process_file): Likewise.
3471 (generate_results): Likewise.
3472 (release_structures): Likewise.
3474 2017-11-13 Jakub Jelinek <jakub@redhat.com>
3476 PR tree-optimization/82954
3477 * gimple-ssa-store-merging.c
3478 (imm_store_chain_info::coalesce_immediate_stores): If
3479 !infof->ops[N].base_addr, split group if info->ops[N].base_addr.
3481 2017-11-13 Richard Sandiford <richard.sandiford@linaro.org>
3483 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
3484 Upddate call to ENDIAN_LANE_N.
3485 (aarch64_<sur>dot_lane<vsi2qi>): Use aarch64_endian_lane_rtx.
3486 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
3487 (*aarch64_simd_vec_copy_lane<mode>): Update calls to ENDIAN_LANE_N
3488 and use aarch64_endian_lane_rtx.
3489 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
3491 2017-11-12 Tom de Vries <tom@codesourcery.com>
3493 * config/riscv/riscv.h (ASM_OUTPUT_LABELREF): Wrap in do {} while (0).
3495 2017-11-12 Tom de Vries <tom@codesourcery.com>
3497 * config/elfos.h (ASM_OUTPUT_ASCII): Remove semicolon after macro body.
3499 2017-11-12 Tom de Vries <tom@codesourcery.com>
3501 * config/cr16/cr16.h (ASM_OUTPUT_LABELREF): Remove semicolon after macro
3503 * config/powerpcspe/xcoff.h (ASM_OUTPUT_LABELREF): Same.
3504 * config/rs6000/xcoff.h (ASM_OUTPUT_LABELREF): Same.
3505 * defaults.h (ASM_OUTPUT_LABELREF): Same.
3507 2017-11-11 Martin Sebor <msebor@redhat.com>
3510 * doc/extend.texi (attribute nonstring): Remove spurious argument.
3513 * prefic.c (translate_name): Replace strncpy with memcpy to
3514 avoid -Wstringop-truncation.
3516 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
3518 * tree-ssa-loop-im.c (execute_sm_if_changed): Do not compute freq_sum.
3520 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
3522 * predict.c (maybe_hot_frequency_p): Do not use cfun.
3524 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
3526 * tree-ssa-tail-merge.c (replace_block_by): Fix and re-enable profile
3529 2017-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3531 * config/rs6000/rs6000.md (bswaphi2_reg): On ISA 3.0 systems,
3532 enable generating XXBRH if the value is in a vector register.
3533 (bswapsi2_reg): On ISA 3.0 systems, enable generating XXBRW if the
3534 value is in a vector register.
3535 (bswapdi2_reg): On ISA 3.0 systems, always use XXBRD to do
3536 register to register bswap64's instead of doing the GPR sequence
3537 used on previous machines.
3538 (bswapdi2_xxbrd): New insn.
3539 (bswapdi2_reg): Disallow on ISA 3.0.
3540 (register to register bswap64 splitter): Do not split the insn on
3541 ISA 3.0 systems that use XXBRD.
3543 2017-11-10 Martin Sebor <msebor@redhat.com>
3546 * config/darwin-c.c (framework_construct_pathname): Replace strncpy
3548 (find_subframework_file): Same.
3550 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
3552 * auto-profile.c (afdo_indirect_call): Drop frequency.
3553 * cgraph.c (symbol_table::create_edge): Drop frequency argument.
3554 (cgraph_node::create_edge): Drop frequency argument.
3555 (cgraph_node::create_indirect_edge): Drop frequency argument.
3556 (cgraph_edge::make_speculative): Drop frequency arguments.
3557 (cgraph_edge::resolve_speculation): Do not update frequencies
3558 (cgraph_edge::dump_edge_flags): Do not dump frequency.
3559 (cgraph_node::dump): Check consistency in IPA mode.
3560 (cgraph_edge::maybe_hot_p): Use IPA counter.
3561 (cgraph_edge::verify_count_and_frequency): Rename to ...
3562 (cgraph_edge::verify_count): ... this one; drop frequency checking.
3563 (cgraph_node::verify_node): Update.
3564 * cgraph.h (struct cgraph_edge): Drop frequency.
3565 (cgraph_edge::frequency): New function.
3566 * cgraphbuild.c (pass_build_cgraph_edges::execute): Donot pass
3568 (cgraph_edge::rebuild_edges): Likewise.
3569 * cgraphclones.c (cgraph_edge::clone): Scale only counts.
3570 (duplicate_thunk_for_node): Do not pass frequency.
3571 (cgraph_node::create_clone): Scale only counts.
3572 (cgraph_node::create_virtual_clone): Do not pass frequency.
3573 (cgraph_node::create_edge_including_clones): Do not pass frequency.
3574 (cgraph_node::create_version_clone): Do not pass frequency.
3575 * cgraphunit.c (cgraph_node::analyze): Do not pass frequency.
3576 (cgraph_node::expand_thunk): Do not pass frequency.
3577 (cgraph_node::create_wrapper): Do not pass frequency.
3578 * gimple-iterator.c (update_call_edge_frequencies): Do not pass
3580 * gimple-streamer-in.c (input_bb): Scale only IPA counts.
3581 * ipa-chkp.c (chkp_produce_thunks): Do not pass frequency.
3582 * ipa-cp.c (ipcp_lattice::print): Use frequency function.
3583 (gather_caller_stats): Use frequency function.
3584 (ipcp_cloning_candidate_p): Use frequency function.
3585 (ipcp_propagate_stage): Use frequency function.
3586 (get_info_about_necessary_edges): Use frequency function.
3587 (update_profiling_info): Update only IPA profile.
3588 (update_specialized_profile): Use frequency functoin.
3589 (perhaps_add_new_callers): Update only IPA profile.
3590 * ipa-devirt.c (ipa_devirt): Use IPA profile.
3591 * ipa-fnsummary.c (redirect_to_unreachable): Do not set frequrency.
3592 (dump_ipa_call_summary): Use frequency function.
3593 (estimate_edge_size_and_time): Use frequency function.
3594 (ipa_merge_fn_summary_after_inlining): Use frequency function.
3595 * ipa-inline-analysis.c (do_estimate_edge_time): Use IPA profile.
3596 * ipa-inline-transform.c (update_noncloned_frequencies): Rename to ..
3597 (update_noncloned_counts): ... ths one; scale counts only.
3598 (clone_inlined_nodes): Do not scale frequency.
3599 (inline_call): Do not pass frequency.
3600 * ipa-inline.c (compute_uninlined_call_time): Use IPA profile.
3601 (compute_inlined_call_time): Use IPA profile.
3602 (want_inline_small_function_p): Use IPA profile.
3603 (want_inline_self_recursive_call_p): Use IPA profile.
3604 (edge_badness): Use IPA profile.
3605 (lookup_recursive_calls): Use IPA profile.
3606 (recursive_inlining): Do not pass frequency.
3607 (resolve_noninline_speculation): Do not update frequency.
3608 (inline_small_functions): Collect max of IPA profile.
3609 (dump_overall_stats): Dump IPA porfile.
3610 (dump_inline_stats): Dump IPA porfile.
3611 (ipa_inline): Collect IPA stats.
3612 * ipa-inline.h (clone_inlined_nodes): Update prototype.
3613 * ipa-profile.c (ipa_propagate_frequency_1): Use frequency function.
3614 (ipa_propagate_frequency): Use frequency function.
3615 (ipa_profile): Cleanup.
3616 * ipa-prop.c (ipa_make_edge_direct_to_target): Do not pass frequency
3617 * ipa-utils.c (ipa_merge_profiles): Merge all profiles.
3618 * lto-cgraph.c (lto_output_edge): Do not stream frequency.
3619 (input_node): Do not stream frequency.
3620 (input_edge): Do not stream frequency.
3621 (merge_profile_summaries): Scale only IPA profiles.
3622 * omp-simd-clone.c (simd_clone_adjust): Do not pass frequency.
3623 * predict.c (drop_profile): Do not recompute frequency.
3624 * trans-mem.c (ipa_tm_insert_irr_call): Do not pass frequency.
3625 (ipa_tm_insert_gettmclone_call): Do not pass frequency.
3626 * tree-cfg.c (execute_fixup_cfg): Drop profile to global0 if needed.
3627 * tree-chkp.c (chkp_copy_bounds_for_assign): Do not pass frequency.
3628 * tree-emutls.c (gen_emutls_addr): Do not pass frequency.
3629 * tree-inline.c (copy_bb): Do not scale frequency.
3630 (expand_call_inline): Do not scale frequency.
3631 (tree_function_versioning): Do not scale frequency.
3632 * ubsan.c (ubsan_create_edge): Do not pass frequency.
3634 2017-11-10 Julia Koval <julia.koval@intel.com>
3636 * config/i386/gfniintrin.h (_mm_gf2p8affine_epi64_epi8)
3637 (_mm256_gf2p8affine_epi64_epi8, _mm_mask_gf2p8affine_epi64_epi8)
3638 (_mm_maskz_gf2p8affine_epi64_epi8, _mm256_mask_gf2p8affine_epi64_epi8)
3639 (_mm256_maskz_gf2p8affine_epi64_epi8)
3640 (_mm512_mask_gf2p8affine_epi64_epi8, _mm512_gf2p8affine_epi64_epi8)
3641 (_mm512_maskz_gf2p8affine_epi64_epi8): New intrinsics.
3642 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineqb_v64qi)
3643 (__builtin_ia32_vgf2p8affineqb_v32qi)
3644 (__builtin_ia32_vgf2p8affineqb_v16qi): New builtins.
3645 * config/i386/sse.md (vgf2p8affineqb_<mode><mask_name>): New pattern.
3647 2017-11-10 Tamar Christina <tamar.christina@arm.com>
3651 (arm_option_override): Refactor.
3652 (arm_option_reconfigure_globals): New.
3653 (arm_options_perform_arch_sanity_checks): New.
3654 * config/arm/arm-protos.h (arm_option_reconfigure_globals):
3656 (arm_options_perform_arch_sanity_checks): Likewise
3658 2017-11-10 Pat Haugen <pthaugen@us.ibm.com>
3660 * rs6000/power9.md (power9-qpdiv): Correct DFU pipe usage.
3661 (power9-qpmul): New.
3662 * rs6000/rs6000.md ("type" attr): Add qmul.
3663 (mul<mode>3, fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw,
3664 *nfms<mode>4_hw, mul<mode>3_odd, fma<mode>4_odd, *fms<mode>4_odd,
3665 *nfma<mode>4_odd, *nfms<mode>4_odd): Change type to qmul.
3667 2017-11-10 Martin Sebor <msebor@redhat.com>
3670 * builtins.c (compute_objsize): Handle arrays that
3671 compute_builtin_object_size likes to fail for. Make extern.
3672 * builtins.h (compute_objsize): Declare.
3673 (check_strncpy_sizes): New function.
3674 (expand_builtin_strncpy): Call check_strncpy_sizes.
3675 * gimple-fold.c (gimple_fold_builtin_strncpy): Implement
3676 -Wstringop-truncation.
3677 (gimple_fold_builtin_strncat): Same.
3678 * gimple.c (gimple_build_call_from_tree): Set call location.
3679 * tree-ssa-strlen.c (strlen_to_stridx): New global variable.
3680 (maybe_diag_bound_equal_length, is_strlen_related_p): New functions.
3681 (handle_builtin_stxncpy, handle_builtin_strncat): Same.
3682 (handle_builtin_strlen): Use strlen_to_stridx.
3683 (strlen_optimize_stmt): Handle flavors of strncat, strncpy, and
3685 Use strlen_to_stridx.
3686 (pass_strlen::execute): Release strlen_to_stridx.
3687 * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document enhancement.
3688 (-Wstringop-truncation): Document new option.
3690 2017-11-10 Martin Liska <mliska@suse.cz>
3692 PR gcov-profile/82702
3693 * gcov.c (main): Handle intermediate files in a different
3695 (get_gcov_intermediate_filename): New function.
3696 (output_gcov_file): Remove support of intermediate files.
3697 (generate_results): Allocate intermediate file.
3698 (release_structures): Clean-up properly fn_end.
3699 (output_intermediate_file): Start iterating with line 1.
3701 2017-11-10 Jakub Jelinek <jakub@redhat.com>
3703 PR tree-optimization/82929
3704 * gimple-ssa-store-merging.c (struct store_immediate_info): Add
3705 ops_swapped_p non-static data member.
3706 (store_immediate_info::store_immediate_info): Clear it.
3707 (imm_store_chain_info::coalesce_immediate_stores): If swapping
3708 ops set ops_swapped_p.
3709 (count_multiple_uses): Handle ops_swapped_p.
3711 2017-11-10 Martin Liska <mliska@suse.cz>
3713 * coverage.c (coverage_init): Stream information about
3714 support of has_unexecuted_blocks.
3715 * doc/gcov.texi: Document that.
3716 * gcov-dump.c (dump_gcov_file): Support it in gcov_dump tool.
3717 * gcov.c (read_graph_file): Likewise.
3718 (output_line_beginning): Fix a small issue with
3721 2017-11-10 Bin Cheng <bin.cheng@arm.com>
3723 * tree-predcom.c (determine_roots_comp): Avoid memory leak by freeing
3724 reference of trivial component.
3726 2017-11-10 Jakub Jelinek <jakub@redhat.com>
3729 * gimple-ssa-store-merging.c
3730 (pass_store_merging::terminate_all_aliasing_chains): For
3731 gimple_store_p stmts also call refs_output_dependent_p.
3733 PR rtl-optimization/82913
3734 * compare-elim.c (try_merge_compare): Punt if def_insn is not
3737 2017-11-09 Jeff Law <law@redhat.com>
3739 * vr-values.h: New file with vr_values class.
3740 * tree-vrp.c: Include vr-values.h
3741 (vrp_value_range_pool, vrp_equiv_obstack, num_vr_values): Move static
3742 data objects into the vr_values class.
3743 (vr_value, values_propagated, vr_phi_edge_counts): Likewise.
3744 (get_value_range): Make it a member function within vr_values class.
3745 (set_defs_to_varying, update_value_range, add_equivalence): Likewise.
3746 (vrp_stmt_computes_nonzero_p, op_with_boolean_value_range_p): Likewise.
3747 (op_with_constant_singleton_value_range): Likewise.
3748 (extract_range_for_var_from_comparison_expr): Likewise.
3749 (extract_range_from_assert, extract_range_from_ssa_name): Likewise.
3750 (extract_range_from_binary_expr): Likewise.
3751 (extract_range_from_unary_expr): Likewise.
3752 (extract_range_from_cond_expr, extrat_range_from_comparison): Likewise.
3753 (check_for_binary_op_overflow, extract_range_basic): Likewise.
3754 (extract_range_from_assignment, adjust_range_with_scev): Likewise.
3755 (dump_all_value_ranges, get_vr_for_comparison): Likewise.
3756 (compare_name_with_value, compare_names): Likewise.
3757 (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Likewise.
3758 (vrp_evaluate_conditional_warnv_with_ops): Likewise. Remove prototype.
3759 (vrp_evaluate_conditional, vrp_visit_cond_stmt): Likewise.
3760 (vrp_visit_switch_stmt, extract_range_from_stmt): Likewise.
3761 (extract_range_from_phi_node): Likewise.
3762 (simplify_truth_ops_using_ranges): Likewise.
3763 (simplify_div_or_mod_using_ranges): Likewise.
3764 (simplify_min_or_max_using_ranges, simplify_abs_using_ranges): Likewise.
3765 (simplify_bit_ops_using_ranges, simplify_cond_using_ranges_1): Likewise.
3766 (simplify_cond_using_ranges_2, simplify_switch_using_ranges): Likewise.
3767 (simplify_float_conversion_using_ranges): Likewise.
3768 (simplify_internal_call_using_ranges): Likewise.
3769 (two_valued_val_range_p, simplify_stmt_using_ranges): Likewise.
3770 (vrp_visit_assignment_or_call): Likewise. Smuggle class instance
3771 poitner via x_vr_values for calls into gimple folder.
3772 (vrp_initialize_lattice): Make this the vr_values ctor.
3773 (vrp_free_lattice): Make this the vr_values dtor.
3774 (set_vr_value): New function.
3775 (class vrp_prop): Add vr_values data member. Add various member
3776 functions as well as member functions that delegate to vr_values.
3777 (check_array_ref): Make a member function within vrp_prop class.
3778 (search_for_addr_array, vrp_initialize): Likewise.
3779 (vrp_finalize): Likewise. Revamp to avoid direct access to
3780 vr_value, values_propagated, etc.
3781 (check_array_bounds): Extract vrp_prop class instance pointer from
3782 walk info structure. Use it to call member functions.
3783 (check_all_array_refs): Make a member function within vrp_prop class.
3784 Smuggle class instance pointer via walk info structure.
3785 (x_vr_values): New local static.
3786 (vrp_valueize): Use x_vr_values to get class instance.
3787 (vr_valueize_1): Likewise.
3788 (class vrp_folder): Add vr_values data member. Add various member
3789 functions as well as member functions that delegate to vr_values.
3790 (fold_predicate_in): Make a mber fucntion within vrp_folder class.
3791 (simplify_stmt_for_jump_threading): Extract smuggled vr_values
3792 class instance from vr_values. Use it to call member functions.
3793 (vrp_dom_walker): Add vr_values data member.
3794 (vrp_dom_walker::after_dom_children): Smuggle vr_values class
3795 instance via x_vr_values.
3796 (identify_jump_threads): Accept vr_values as argument. Store
3797 it into the walker structure.
3798 (evrp_dom_walker): Add vr_values class data member. Add various
3800 (evrp_dom_walker::try_find_new_range): Use vr_values data
3801 member to access the memory allocator.
3802 (evrp_dom_walker::before_dom_children): Store vr_values class
3803 instance into the vrp_folder class.
3804 (evrp_dom_walker::push_value_range): Rework to avoid direct
3805 access to num_vr_values and vr_value.
3806 (evrp_dom_walker::pop_value_range): Likewise.
3807 (execute_early_vrp): Remove call to vrp_initialize_lattice.
3808 Use vr_values to get to dump_all_value_ranges member function.
3809 Remove call to vrp_free_lattice. Call vrp_initialize, vrp_finalize,
3810 and simplify_cond_using_ranges_2 via vrp_prop class instance.
3811 Pass vr_values class instance down to identify_jump_threads.
3812 Remove call to vrp_free_lattice.
3813 (debug_all_value_ranges): Remove.
3815 * tree-vrp.c (vrp_prop): Move class to earlier point in the file.
3816 (vrp_folder): Likewise.
3818 * tree-vrp.c (set_value_range): Do not reference vrp_equiv_obstack.
3819 Get it from the existing bitmap instead.
3820 (vrp_intersect_ranges_1): Likewise.
3822 2017-11-09 Jakub Jelinek <jakub@redhat.com>
3824 * gimple-ssa-store-merging.c (struct store_immediate_info): Add
3826 (store_immediate_info::store_immediate_info): Add bitnotp argument,
3827 set bit_not_p to it.
3828 (imm_store_chain_info::coalesce_immediate_stores): Break group
3829 if bit_not_p is different.
3830 (count_multiple_uses, split_group,
3831 imm_store_chain_info::output_merged_store): Handle info->bit_not_p.
3832 (handled_load): Avoid multiple chained BIT_NOT_EXPRs.
3833 (pass_store_merging::process_store): Handle BIT_{AND,IOR,XOR}_EXPR
3834 result inverted using BIT_NOT_EXPR, compute bit_not_p, pass it
3835 to store_immediate_info ctor.
3837 2017-11-09 Jim Wilson <jimw@sifive.com>
3839 * collect2.c (OBJECT_FORMAT_COFF): Remove EXTENDED_COFF support.
3840 (scan_prog_file): Likewise.
3842 2017-11-09 Jan Hubicka <hubicka@ucw.cz>
3844 * bb-reorder.c (max_entry_frequency): Remove.
3845 (find_traces, rotate_loop, mark_bb_visited, connect_better_edge_p,
3846 connect_traces, push_to_next_round_p): Remove prototypes.
3847 (find_traces_1_round): Use counts only.
3848 (push_to_next_round_p): Likewise.
3849 (find_traces): Likewise.
3850 (rotate_loop): Likewise.
3851 (find_traces_1_round): Likewise.
3852 (connect_traces): Likewise.
3853 (edge_order): Likewise.
3855 2017-11-09 Thomas Preud'homme <thomas.preudhomme@arm.com>
3857 * config/arm/arm.c (output_return_instruction): Add comments to
3858 indicate requirement for cmse_nonsecure_entry return to account
3859 for the size of clearing instruction output here.
3860 (thumb_exit): Likewise.
3861 * config/arm/thumb2.md (thumb2_cmse_entry_return): Fix length for
3862 return in hardfloat mode.
3864 2017-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3866 * config/rs6000/rs6000.c (machine_function): Add a bool,
3867 "toc_is_wrapped_separately".
3868 (rs6000_option_override_internal): Enable OPTION_MASK_SAVE_TOC_INDIRECT
3869 if it wasn't explicitly set or unset, we are optimizing for speed, and
3870 doing separate shrink-wrapping.
3871 (rs6000_get_separate_components): Enable the TOC component if
3872 saving the TOC register in the prologue.
3873 (rs6000_components_for_bb): Handle the TOC component.
3874 (rs6000_emit_prologue_components): Store the TOC register where needed.
3875 (rs6000_set_handled_components): Mark TOC as handled, if handled.
3876 (rs6000_emit_prologue): Don't save the TOC if that is already done.
3878 2017-11-09 Martin Jambor <mjambor@suse.cz>
3880 * ipa-param-manipulation.c: New file.
3881 * ipa-param-manipulation.h: Likewise.
3882 * Makefile.in (OBJS): Add ipa-param-manipulation.o.
3883 (PLUGIN_HEADERS): Addded ipa-param-manipulation.h
3884 * ipa-param.h (ipa_parm_op): Moved to ipa-param-manipulation.h.
3885 (ipa_parm_adjustment): Likewise.
3886 (ipa_parm_adjustment_vec): Likewise.
3887 (ipa_get_vector_of_formal_parms): Moved declaration to
3888 ipa-param-manipulation.h.
3889 (ipa_get_vector_of_formal_parm_types): Likewise.
3890 (ipa_modify_formal_parameters): Likewise.
3891 (ipa_modify_call_arguments): Likewise.
3892 (ipa_combine_adjustments): Likewise.
3893 (ipa_dump_param_adjustments): Likewise.
3894 (ipa_modify_expr): Likewise.
3895 (ipa_get_adjustment_candidate): Likewise.
3896 * ipa-prop.c (ipa_get_vector_of_formal_parms): Moved to
3897 ipa-param-manipulation.c.
3898 (ipa_get_vector_of_formal_parm_types): Likewise.
3899 (ipa_modify_formal_parameters): Likewise.
3900 (ipa_modify_call_arguments): Likewise.
3901 (ipa_modify_expr): Likewise.
3902 (get_ssa_base_param): Likewise.
3903 (ipa_get_adjustment_candidate): Likewise.
3904 (index_in_adjustments_multiple_times_p): Likewise.
3905 (ipa_combine_adjustments): Likewise.
3906 (ipa_dump_param_adjustments): Likewise.
3907 * tree-sra.c: Also include ipa-param-manipulation.h
3908 * omp-simd-clone.c: Include ipa-param-manipulation.h instead of
3911 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3912 Alan Hayward <alan.hayward@arm.com>
3913 David Sherwood <david.sherwood@arm.com>
3915 * doc/sourcebuild.texi (vect_masked_store): Document.
3917 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3918 Alan Hayward <alan.hayward@arm.com>
3919 David Sherwood <david.sherwood@arm.com>
3921 * doc/sourcebuild.texi (vect_align_stack_vars): Document.
3923 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3924 Alan Hayward <alan.hayward@arm.com>
3925 David Sherwood <david.sherwood@arm.com>
3927 * doc/sourcebuild.texi (vect_variable_length): Document.
3929 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3930 Alan Hayward <alan.hayward@arm.com>
3931 David Sherwood <david.sherwood@arm.com>
3933 * doc/sourcebuild.texi (vect_unaligned_possible): Document.
3935 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3936 Alan Hayward <alan.hayward@arm.com>
3937 David Sherwood <david.sherwood@arm.com>
3939 * doc/sourcebuild.texi (vect_element_align_preferred): Document.
3941 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3942 Alan Hayward <alan.hayward@arm.com>
3943 David Sherwood <david.sherwood@arm.com>
3945 * doc/sourcebuild.texi (vect_perm_short, vect_perm_byte): Document
3946 previously undocumented selectors.
3947 (vect_perm3_byte, vect_perm3_short, vect_perm3_int): Document.
3949 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3951 * doc/rtl.texi (const_vector): Say that elements can be
3952 const_wide_ints too.
3953 * emit-rtl.h (valid_for_const_vec_duplicate_p): Declare.
3954 * emit-rtl.c (valid_for_const_vec_duplicate_p): New function.
3955 (gen_vec_duplicate): Use it instead of CONSTANT_P.
3956 * optabs.c (expand_vector_broadcast): Likewise.
3958 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3959 Alan Hayward <alan.hayward@arm.com>
3960 David Sherwood <david.sherwood@arm.com>
3962 * tree-ssa-loop-ivopts.c (get_address_cost): Try using a
3963 scaled index even if the unscaled address was invalid.
3964 Don't increase the complexity of using a scale in that case.
3966 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3967 Alan Hayward <alan.hayward@arm.com>
3968 David Sherwood <david.sherwood@arm.com>
3970 * doc/rtl.texi: Rewrite the subreg rules so that they partition
3971 the inner register into REGMODE_NATURAL_SIZE bytes rather than
3972 UNITS_PER_WORD bytes.
3973 * emit-rtl.c (validate_subreg): Divide subregs into blocks
3974 based on REGMODE_NATURAL_SIZE of the inner mode.
3975 (gen_lowpart_common): Split the SCALAR_FLOAT_MODE_P and
3976 !SCALAR_FLOAT_MODE_P cases. Use REGMODE_NATURAL_SIZE for the latter.
3977 * expmed.c (lowpart_bit_field_p): Divide the value up into
3978 chunks of REGMODE_NATURAL_SIZE rather than UNITS_PER_WORD.
3979 * expr.c (store_constructor): Use REGMODE_NATURAL_SIZE to test
3980 whether something is likely to occupy more than one register.
3982 2017-11-09 Jan Hubicka <hubicka@ucw.cz>
3985 * ipa-inline-transform.c (update_noncloned_frequencies): Use
3986 profile_count::adjust_for_ipa_scaling.
3987 * tree-inline.c (copy_bb, copy_cfg_body): Likewise.
3988 * profile-count.c (profile_count::adjust_for_ipa_scaling): New member
3990 * profile-count.h (profile_count::adjust_for_ipa_scaling): Declare.
3992 2017-11-09 Jakub Jelinek <jakub@redhat.com>
3994 * gimple-ssa-store-merging.c (count_multiple_uses): New function.
3995 (split_group): Add total_orig and total_new arguments, estimate the
3996 number of statements related to the store group without store merging
3997 and with store merging.
3998 (imm_store_chain_info::output_merged_store): Adjust split_group
3999 callers, punt if estimated number of statements with store merging
4000 is not smaller than estimated number of statements without it.
4002 (handled_load): Remove has_single_use checks.
4003 (pass_store_merging::process_store): Likewise.
4005 2017-11-09 Richard Biener <rguenther@suse.de>
4007 PR tree-optimization/82902
4008 * tree-ssa-phiprop.c (propagate_with_phi): Test proper type.
4010 2017-11-09 Martin Liska <mliska@suse.cz>
4013 * emit-rtl.c (init_emit_regs): Initialize split_branch_probability to
4016 2017-11-09 Martin Liska <mliska@suse.cz>
4018 PR tree-optimization/82669
4019 * sbitmap.h (bmp_iter_set_init): Remove non needed check.
4021 2017-11-09 Martin Liska <mliska@suse.cz>
4023 PR gcov-profile/48463
4024 * coverage.c (coverage_begin_function): Output also end locus
4025 of a function and information whether the function is
4027 * gcov-dump.c (tag_function): Parse and print the information.
4028 * gcov.c (INCLUDE_MAP): Add include.
4029 (INCLUDE_SET): Likewise.
4030 (struct line_info): Move earlier in the source file because
4031 of vector<line_info> in function_info structure.
4032 (line_info::line_info): Likewise.
4033 (line_info::has_block): Likewise.
4034 (struct source_info): Add new member index.
4035 (source_info::get_functions_at_location): New function.
4036 (function_info::group_line_p): New function.
4037 (output_intermediate_line): New function.
4038 (output_intermediate_file): Use the mentioned function.
4039 (struct function_start): New.
4040 (struct function_start_pair_hash): Likewise.
4041 (process_file): Add code that identifies group functions.
4042 Assign lines either to global or function scope.
4043 (generate_results): Skip artificial functions.
4044 (find_source): Assign index for each source file.
4045 (read_graph_file): Read new flag artificial and end_line.
4046 (add_line_counts): Assign it either to global of function scope.
4047 (accumulate_line_counts): Isolate core of the function to
4048 accumulate_line_info and call it for both function and global
4050 (accumulate_line_info): New function.
4051 (output_line_beginning): Fix GNU coding style.
4052 (print_source_line): New function.
4053 (output_line_details): Likewise.
4054 (output_function_details): Likewise.
4055 (output_lines): Iterate both source (global) scope and function
4057 (struct function_line_start_cmp): New class.
4058 * doc/gcov.texi: Reflect changes in documentation.
4060 2017-11-09 Jakub Jelinek <jakub@redhat.com>
4063 * dwarf2out.c (const_ok_for_output_1): Reject NEG in addition to NOT.
4064 (mem_loc_descriptor): Handle (const (neg (...))) as (neg (const (...)))
4065 and similarly for not instead of neg.
4067 2017-11-08 Andi Kleen <ak@linux.intel.com>
4069 * config/i386/i386.opt: Add -mforce-indirect-call.
4070 * config/i386/predicates.md: Check for flag_force_indirect_call.
4071 * doc/invoke.texi: Document -mforce-indirect-call
4073 2017-11-08 Kito Cheng <kito.cheng@gmail.com>
4075 * config/riscv/riscv-protos.h (riscv_slow_unaligned_access_p):
4077 (MOVE_RATIO): Use riscv_slow_unaligned_access_p.
4078 config/riscv/riscv.c (predict.h): New include.
4079 (riscv_slow_unaligned_access_p): No longer static.
4080 (riscv_block_move_straight): Add require.
4081 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
4083 2017-11-08 Jakub Jelinek <jakub@redhat.com>
4086 * config/i386/sse.md (<avx512>_eq<mode>3<mask_scalar_merge_name>,
4087 <avx512>_eq<mode>3<mask_scalar_merge_name>_1): Use
4088 nonimmediate_operand predicate for operand 1 instead of
4091 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4093 * config/aarch64/aarch64-simd.md (store_pair_lanes<mode>):
4095 * config/aarch64/constraints.md (Uml): New constraint.
4096 * config/aarch64/predicates.md (aarch64_mem_pair_lanes_operand): New
4099 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4101 * simplify-rtx.c (simplify_ternary_operation): Simplify vec_merge
4102 of two vec_duplicates into a vec_concat.
4104 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4106 * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE):
4107 Simplify vec_merge of vec_duplicate and vec_concat.
4108 * config/aarch64/constraints.md (Utq): New constraint.
4109 * config/aarch64/aarch64-simd.md (load_pair_lanes<mode>): New
4112 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4114 * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE):
4115 Simplify vec_merge of vec_duplicate and const_vector.
4116 * config/aarch64/predicates.md (aarch64_simd_or_scalar_imm_zero):
4118 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Use VDC
4119 mode iterator. Update predicate on operand 1 to
4120 handle non-const_vec constants. Delete constraints.
4121 (*aarch64_combinez_be<mode>): Likewise for operand 2.
4123 2017-11-08 Jakub Jelinek <jakub@redhat.com>
4125 PR tree-optimization/78821
4126 * gimple-ssa-store-merging.c (struct store_operand_info): Add bit_not_p
4128 (store_operand_info::store_operand_info): Initialize it to false.
4129 (pass_store_merging::terminate_all_aliasing_chains): Rewritten to use
4130 ref_maybe_used_by_stmt_p and stmt_may_clobber_ref_p on lhs of each
4131 store in the group, and if chain_info is non-NULL, to ignore altogether
4133 (compatible_load_p): Fail if bit_not_p does not match.
4134 (imm_store_chain_info::output_merged_store): Handle bit_not_p loads.
4135 (handled_load): Fill in bit_not_p. Handle BIT_NOT_EXPR.
4136 (pass_store_merging::process_store): Adjust
4137 terminate_all_aliasing_chains calls to pass NULL in all current spots,
4138 call terminate_all_aliasing_chains newly when adding a store into
4139 a chain with non-NULL chain_info.
4141 2017-11-08 Wilco Dijkstra <wdijkstr@arm.com>
4143 * config/aarch64/aarch64.c (aarch64_can_eliminate): Simplify logic.
4145 2017-11-08 Wilco Dijkstra <wdijkstr@arm.com>
4147 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
4149 (aarch64_layout_frame): Initialise emit_frame_chain.
4150 (aarch64_can_eliminate): Remove omit leaf frame pointer code.
4151 (TARGET_FRAME_POINTER_REQUIRED): Remove define.
4153 2017-11-08 Martin Liska <mliska@suse.cz>
4155 * gimplify.c (expand_FALLTHROUGH_r): Simplify usage
4156 of gimple_call_internal_p.
4158 2017-11-07 Tom de Vries <tom@codesourcery.com>
4160 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Wrap in "do {} while (0)".
4162 2017-11-07 Tom de Vries <tom@codesourcery.com>
4164 * config/mips/mips.h (ASM_OUTPUT_CASE_END): Remove semicolon after
4167 2017-11-08 Martin Liska <mliska@suse.cz>
4170 * gimplify.c (expand_FALLTHROUGH_r): Skip IFN_ASAN_MARK.
4172 2017-11-07 Eric Botcazou <ebotcazou@adacore.com>
4174 * gimple-pretty-print.c (dump_profile): Return "" instead of NULL.
4176 2017-11-07 Jakub Jelinek <jakub@redhat.com>
4179 * config/i386/i386.md (SWI1248_AVX512BWDQ2_64): New mode iterator.
4180 (*cmp<mode>_ccz_1): New insn with $k alternative.
4183 * config/i386/i386.c (ix86_swap_binary_operands_p): Treat
4184 RTX_COMM_COMPARE as commutative as well.
4185 (ix86_binary_operator_ok): Formatting fix.
4186 * config/i386/sse.md (*mul<mode>3<mask_name><round_name>,
4187 *<code><mode>3<mask_name><round_saeonly_name>,
4188 *<code><mode>3<mask_name>, *<code>tf3, *mul<mode>3<mask_name>,
4189 *<s>mul<mode>3_highpart<mask_name>,
4190 *vec_widen_umult_even_v16si<mask_name>,
4191 *vec_widen_umult_even_v8si<mask_name>,
4192 *vec_widen_umult_even_v4si<mask_name>,
4193 *vec_widen_smult_even_v16si<mask_name>,
4194 *vec_widen_smult_even_v8si<mask_name>, *sse4_1_mulv2siv2di3<mask_name>,
4195 *avx2_pmaddwd, *sse2_pmaddwd, *<sse4_1_avx2>_mul<mode>3<mask_name>,
4196 *avx2_<code><mode>3, *avx512f_<code><mode>3<mask_name>,
4197 *sse4_1_<code><mode>3<mask_name>, *<code>v8hi3,
4198 *sse4_1_<code><mode>3<mask_name>, *<code>v16qi3, *avx2_eq<mode>3,
4199 <avx512>_eq<mode>3<mask_scalar_merge_name>_1, *sse4_1_eqv2di3,
4200 *sse2_eq<mode>3, <mask_codefor><code><mode>3<mask_name>,
4201 *<code><mode>3, *<sse2_avx2>_uavg<mode>3<mask_name>,
4202 *<ssse3_avx2>_pmulhrsw<mode>3<mask_name>, *ssse3_pmulhrswv4hi3): Use
4203 !(MEM_P (operands[1]) && MEM_P (operands[2])) condition instead of
4204 ix86_binary_operator_ok. Formatting fixes.
4205 (*<plusminus_insn><mode>3<mask_name><round_name>,
4206 *<plusminus_insn><mode>3, *<plusminus_insn><mode>3_m): Formatting
4209 2017-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4211 * config/rs6000/rs6000.md (GPR2): New mode_iterator.
4212 ("cstore<mode>4"): Don't always expand with rs6000_emit_int_cmove for
4213 eq and ne if TARGET_ISEL.
4214 (cmp): New code_iterator.
4215 (UNS, UNSU_, UNSIK): New code_attrs.
4216 (<code><GPR:mode><GPR2:mode>2_isel): New define_insn_and_split.
4217 ("eq<mode>3"): New define_expand, rename the define_insn_and_split
4219 ("eq<mode>3"): ... this.
4220 ("ne<mode>3"): New define_expand, rename the define_insn_and_split
4222 ("ne<mode>3"): ... this.
4224 2017-11-07 Julia Koval <julia.koval@intel.com>
4227 * common/config/i386/i386-common.c
4228 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): Remove MPX from flag.
4229 (ix86_handle_option): Move MPX to isa_flags2 and GFNI to isa_flags.
4230 * config/i386/i386-c.c (ix86_target_macros_internal): Ditto.
4231 * config/i386/i386.opt: Ditto.
4232 * config/i386/i386.c (ix86_target_string): Ditto.
4233 (ix86_option_override_internal): Ditto.
4234 (ix86_init_mpx_builtins): Move MPX to args2.
4235 (ix86_expand_builtin): Special handling for OPTION_MASK_ISA_GFNI.
4236 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineinvqb_v64qi,
4237 __builtin_ia32_vgf2p8affineinvqb_v64qi_mask,
4238 __builtin_ia32_vgf2p8affineinvqb_v32qi,
4239 __builtin_ia32_vgf2p8affineinvqb_v32qi_mask,
4240 __builtin_ia32_vgf2p8affineinvqb_v16qi,
4241 __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): Move to ARGS array.
4243 2017-11-07 Uros Bizjak <ubizjak@gmail.com>
4246 * config/i386.i386.md (*zero_extendsidi2): Change (?r,*Yj), (?*Yi,r)
4247 and (*x,m) to ($r,Yj), ($Yi,r) and ($x,m).
4248 (zero-extendsidi peephole2): Remove peephole.
4250 2017-11-07 Eric Botcazou <ebotcazou@adacore.com>
4253 * stor-layout.c: Include attribs.h.
4254 (handle_warn_if_not_align): Replace test on TYPE_USER_ALIGN with
4255 explicit lookup of "aligned" attribute.
4257 2017-11-07 Andrew Waterman <andrew@sifive.com>
4259 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): New prototype.
4260 (riscv_expand_block_move): Likewise.
4261 * config/riscv/riscv.h (MOVE_RATIO): Tune cost to movmemsi
4263 (RISCV_MAX_MOVE_BYTES_PER_LOOP_ITER): New define.
4264 (RISCV_MAX_MOVE_BYTES_STRAIGHT): New define.
4265 * config/riscv/riscv.c (riscv_block_move_straight): New function.
4266 (riscv_adjust_block_mem): Likewise.
4267 (riscv_block_move_loop): Likewise.
4268 (riscv_expand_block_move): Likewise.
4269 * config/riscv/riscv.md (movmemsi): New pattern.
4271 2017-11-07 Michael Clark <michaeljclark@mac.com>
4273 * config/riscv/linux.h (MUSL_ABI_SUFFIX): New define.
4274 (MUSL_DYNAMIC_LINKER): Likewise.
4276 2017-11-07 Richard Sandiford <richard.sandiford@linaro.org>
4278 * config/aarch64/aarch64.md (ashl<mode>3, ashr<mode>3, lshr<mode>3)
4279 (rotr<mode>3, rotl<mode>3): Use aarch64_reg_or_imm instead of
4282 2017-11-07 Richard Biener <rguenther@suse.de>
4284 * match.pd: Fix build.
4286 2017-11-07 Wilco Dijkstra <wdijkstr@arm.com>
4287 Jackson Woodruff <jackson.woodruff@arm.com>
4289 PR tree-optimization/71026
4290 * match.pd: Canonicalize negate in division.
4292 2017-11-07 Sudakshina Das <sudi.das@arm.com>
4295 * match.pd: Simplify 1 << (C - x) where C = precision (x) - 1.
4297 2017-11-07 Marc Glisse <marc.glisse@inria.fr>
4299 * match.pd ((a&~b)|(a^b),(a&~b)^~a,(a|b)&~(a^b),a|~(a^b),
4300 (a|b)|(a&^b),(a&b)|~(a^b),~(~a&b),~X^Y): New transformations.
4302 2017-11-07 Marc Glisse <marc.glisse@inria.fr>
4304 * fold-const.c (negate_expr_p) [PLUS_EXPR, MINUS_EXPR]: Handle
4305 non-scalar integral types.
4306 * match.pd (negate_expr_p): Handle MINUS_EXPR.
4307 (-(A-B), -(~A)): New transformations.
4309 2017-11-07 Tom de Vries <tom@codesourcery.com>
4311 * config/powerpcspe/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
4312 semicolon after "do {} while (0)".
4313 * config/powerpcspe/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4314 * config/powerpcspe/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4315 * config/powerpcspe/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4316 * config/powerpcspe/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4317 * config/powerpcspe/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4319 2017-11-07 Tom de Vries <tom@codesourcery.com>
4321 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove semicolon
4322 after "do {} while (0)".
4323 * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4324 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4325 * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4326 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4327 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
4329 2017-11-07 Tom de Vries <tom@codesourcery.com>
4332 * config/arm/arm.c (HANDLE_NARROW_SHIFT_ARITH): Remove semicolon after
4334 (arm_rtx_costs_internal): Add missing semicolon after
4335 HANDLE_NARROW_SHIFT_ARITH call.
4337 2017-11-06 Segher Boessenkool <segher@kernel.crashing.org>
4339 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4340 disable isel if it was not set explicitly.
4342 2017-11-06 James Bowman <james.bowman@ftdichip.com>
4344 * gcc/dwarf2out.c (modified_type_die): Retain ADDR_SPACE qualifiers.
4345 (add_type_attribute) likewise.
4347 2017-11-06 H.J. Lu <hongjiu.lu@intel.com>
4349 * config/i386/i386.c (ix86_can_use_return_insn_p): Use reference
4350 of struct ix86_frame.
4351 (ix86_initial_elimination_offset): Likewise.
4352 (ix86_expand_split_stack_prologue): Likewise.
4354 2017-11-06 Marc Glisse <marc.glisse@inria.fr>
4356 * tree-vrp.h (enum value_range_type): Update stale comment.
4358 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
4359 Alan Hayward <alan.hayward@arm.com>
4360 David Sherwood <david.sherwood@arm.com>
4362 * config/aarch64/aarch64-protos.h (aarch64_expand_vec_perm)
4363 (aarch64_expand_vec_perm_const): Take the number of units too.
4364 * config/aarch64/aarch64.c (aarch64_expand_vec_perm)
4365 (aarch64_expand_vec_perm_const): Likewise.
4366 * config/aarch64/aarch64-simd.md (vec_perm_const<mode>)
4367 (vec_perm<mode>): Update accordingly.
4369 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
4370 Alan Hayward <alan.hayward@arm.com>
4371 David Sherwood <david.sherwood@arm.com>
4373 * config/aarch64/aarch64-protos.h (aarch64_simd_vect_par_cnst_half):
4374 Take the number of units too.
4375 * config/aarch64/aarch64.c (aarch64_simd_vect_par_cnst_half): Likewise.
4376 (aarch64_simd_check_vect_par_cnst_half): Update call accordingly,
4377 but check for a vector mode before rather than after the call.
4378 * config/aarch64/aarch64-simd.md (aarch64_split_simd_mov<mode>)
4379 (move_hi_quad_<mode>, vec_unpack<su>_hi_<mode>)
4380 (vec_unpack<su>_lo_<mode, vec_widen_<su>mult_lo_<mode>)
4381 (vec_widen_<su>mult_hi_<mode>, vec_unpacks_lo_<mode>)
4382 (vec_unpacks_hi_<mode>, aarch64_saddl2<mode>, aarch64_uaddl2<mode>)
4383 (aarch64_ssubl2<mode>, aarch64_usubl2<mode>, widen_ssum<mode>3)
4384 (widen_usum<mode>3, aarch64_saddw2<mode>, aarch64_uaddw2<mode>)
4385 (aarch64_ssubw2<mode>, aarch64_usubw2<mode>, aarch64_sqdmlal2<mode>)
4386 (aarch64_sqdmlsl2<mode>, aarch64_sqdmlal2_lane<mode>)
4387 (aarch64_sqdmlal2_laneq<mode>, aarch64_sqdmlsl2_lane<mode>)
4388 (aarch64_sqdmlsl2_laneq<mode>, aarch64_sqdmlal2_n<mode>)
4389 (aarch64_sqdmlsl2_n<mode>, aarch64_sqdmull2<mode>)
4390 (aarch64_sqdmull2_lane<mode>, aarch64_sqdmull2_laneq<mode>)
4391 (aarch64_sqdmull2_n<mode>): Update accordingly.
4393 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
4394 Alan Hayward <alan.hayward@arm.com>
4395 David Sherwood <david.sherwood@arm.com>
4397 * config/aarch64/aarch64-protos.h (aarch64_reverse_mask): Take
4398 the number of units too.
4399 * config/aarch64/aarch64.c (aarch64_reverse_mask): Likewise.
4400 * config/aarch64/aarch64-simd.md (vec_load_lanesoi<mode>)
4401 (vec_store_lanesoi<mode>, vec_load_lanesci<mode>)
4402 (vec_store_lanesci<mode>, vec_load_lanesxi<mode>)
4403 (vec_store_lanesxi<mode>): Update accordingly.
4405 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
4406 Alan Hayward <alan.hayward@arm.com>
4407 David Sherwood <david.sherwood@arm.com>
4409 * config/aarch64/aarch64-protos.h (aarch64_endian_lane_rtx): Declare.
4410 * config/aarch64/aarch64.c (aarch64_endian_lane_rtx): New function.
4411 * config/aarch64/aarch64.h (ENDIAN_LANE_N): Take the number
4412 of units rather than the mode.
4413 * config/aarch64/iterators.md (nunits): New mode attribute.
4414 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args):
4415 Use aarch64_endian_lane_rtx instead of GEN_INT (ENDIAN_LANE_N ...).
4416 * config/aarch64/aarch64-simd.md (aarch64_dup_lane<mode>)
4417 (aarch64_dup_lane_<vswap_width_name><mode>, *aarch64_mul3_elt<mode>)
4418 (*aarch64_mul3_elt_<vswap_width_name><mode>): Likewise.
4419 (*aarch64_mul3_elt_to_64v2df, *aarch64_mla_elt<mode>): Likewise.
4420 (*aarch64_mla_elt_<vswap_width_name><mode>, *aarch64_mls_elt<mode>)
4421 (*aarch64_mls_elt_<vswap_width_name><mode>, *aarch64_fma4_elt<mode>)
4422 (*aarch64_fma4_elt_<vswap_width_name><mode>):: Likewise.
4423 (*aarch64_fma4_elt_to_64v2df, *aarch64_fnma4_elt<mode>): Likewise.
4424 (*aarch64_fnma4_elt_<vswap_width_name><mode>): Likewise.
4425 (*aarch64_fnma4_elt_to_64v2df, reduc_plus_scal_<mode>): Likewise.
4426 (reduc_plus_scal_v4sf, reduc_<maxmin_uns>_scal_<mode>): Likewise.
4427 (reduc_<maxmin_uns>_scal_<mode>): Likewise.
4428 (*aarch64_get_lane_extend<GPI:mode><VDQQH:mode>): Likewise.
4429 (*aarch64_get_lane_zero_extendsi<mode>): Likewise.
4430 (aarch64_get_lane<mode>, *aarch64_mulx_elt_<vswap_width_name><mode>)
4431 (*aarch64_mulx_elt<mode>, *aarch64_vgetfmulx<mode>): Likewise.
4432 (aarch64_sq<r>dmulh_lane<mode>, aarch64_sq<r>dmulh_laneq<mode>)
4433 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Likewise.
4434 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
4435 (aarch64_sqdml<SBINQOPS:as>l_lane<mode>): Likewise.
4436 (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>): Likewise.
4437 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Likewise.
4438 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>_internal): Likewise.
4439 (aarch64_sqdmull_lane<mode>, aarch64_sqdmull_laneq<mode>): Likewise.
4440 (aarch64_sqdmull2_lane<mode>_internal): Likewise.
4441 (aarch64_sqdmull2_laneq<mode>_internal): Likewise.
4442 (aarch64_vec_load_lanesoi_lane<mode>): Likewise.
4443 (aarch64_vec_store_lanesoi_lane<mode>): Likewise.
4444 (aarch64_vec_load_lanesci_lane<mode>): Likewise.
4445 (aarch64_vec_store_lanesci_lane<mode>): Likewise.
4446 (aarch64_vec_load_lanesxi_lane<mode>): Likewise.
4447 (aarch64_vec_store_lanesxi_lane<mode>): Likewise.
4448 (aarch64_simd_vec_set<mode>): Update use of ENDIAN_LANE_N.
4449 (aarch64_simd_vec_setv2di): Likewise.
4451 2017-11-06 Carl Love <cel@us.ibm.com>
4453 * config/rs6000/rs6000-c.c (P8V_BUILTIN_VEC_REVB): Add power 8
4455 (P9V_BUILTIN_VEC_REVB): Remove the power 9 instance definitions.
4456 * config/rs6000/altivec.h (vec_revb): Change the #define from power 9
4458 * config/rs6000/r6000-protos.h (swap_endian_selector_for_mode): Add new
4460 * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Add function.
4461 * config/rs6000/rs6000-builtin.def (BU_P8V_VSX_1, BU_P8V_OVERLOAD_1):
4462 Add power 8 macro expansions.
4463 (BU_P9V_OVERLOAD_1): Remove power 9 overload expansion.
4464 * config/rs6000/vsx.md (revb_<mode>): Add define_expand to generate
4465 power 8 instructions. (VSX_XXBR): Add iterator.
4467 2017-11-06 Wilco Dijkstra <wdijkstr@arm.com>
4469 * config/arm/arm.md (predicable_short_it): Change default to "no",
4470 improve documentation, remove uses that are identical to the default.
4471 (enabled_for_depr_it): Rename to enabled_for_short_it.
4472 * gcc/config/arm/arm-fixed.md (predicable_short_it):
4473 Remove default uses.
4474 * gcc/config/arm/ldmstm.md (predicable_short_it): Likewise.
4475 * gcc/config/arm/sync.md (predicable_short_it): Likewise.
4476 * gcc/config/arm/thumb2.md (predicable_short_it): Likewise.
4477 * gcc/config/arm/vfp.md (predicable_short_it): Likewise.
4479 2017-11-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4482 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1): Delete
4483 float128 helper macros, which are no longer used after deleting
4484 the old 'q' built-in functions, and moving the round to odd
4485 built-in functions to being special built-in functions.
4486 (BU_FLOAT128_2): Likewise.
4487 (BU_FLOAT128_1_HW): Likewise.
4488 (BU_FLOAT128_2_HW): Likewise.
4489 (BU_FLOAT128_3_HW): Likewise.
4490 (FABSQ): Delete old 'q' built-in functions.
4491 (COPYSIGNQ): Likewise.
4492 (SQRTF128_ODD): Move round to odd built-in functions to be
4493 special built-in functions, so that we can handle
4494 -mabi=ieeelongdouble.
4495 (TRUNCF128_ODD): Likewise.
4496 (ADDF128_ODD): Likewise.
4497 (SUBF128_ODD): Likewise.
4498 (MULF128_ODD): Likewise.
4499 (DIVF128_ODD): Likewise.
4500 (FMAF128_ODD): Likewise.
4501 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Map old 'q'
4502 built-in names to 'f128'.
4503 * config/rs6000/rs6000.c (rs6000_fold_builtin): Remove folding the
4504 old 'q' built-in functions, as the machine independent code for
4505 'f128' built-in functions handles this.
4506 (rs6000_expand_builtin): Add expansion for float128 round to odd
4507 functions, keying off on -mabi=ieeelongdouble of whether to use
4508 the KFmode or TFmode variant.
4509 (rs6000_init_builtins): Initialize the _Float128 round to odd
4511 * doc/extend.texi (PowerPC Built-in Functions): Document the old
4512 _Float128 'q' built-in functions are now mapped into the new
4513 'f128' built-in functions.
4515 2017-11-06 David Edelsohn <dje.gcc@gmail.com>
4517 * collect2.c (add_lto_object): Compile for OBJECT_COFF.
4518 (scan_prog_file): Don't skip PASS_LTOINFO. Scan for LTO objects.
4520 2017-11-06 David Malcolm <dmalcolm@redhat.com>
4523 * ipa-fnsummary.c (ipa_fnsummary_c_finalize): New function.
4524 * ipa-fnsummary.h (ipa_fnsummary_c_finalize): New decl.
4525 * toplev.c: Include "ipa-fnsummary.h".
4526 (toplev::finalize): Call ipa_fnsummary_c_finalize.
4528 2017-11-06 Jakub Jelinek <jakub@redhat.com>
4530 PR tree-optimization/82838
4531 * gimple-ssa-store-merging.c
4532 (imm_store_chain_info::output_merged_store): Call force_gimple_operand_1
4533 on a separate gimple_seq which is then appended to seq.
4535 2017-11-06 Jeff Law <law@redhat.com>
4538 * config/i386/i386.c (PROBE_INTERVAL): Remove.
4539 (get_probe_interval): New functions.
4540 (ix86_adjust_stack_and_probe_stack_clash): Use get_probe_interval.
4541 (ix86_adjust_stack_and_probe): Likewise.
4542 (output_adjust_stack_and_probe): Likewise.
4543 (ix86_emit_probe_stack_range): Likewise.
4544 (ix86_expand_prologue): Likewise.
4546 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
4548 PR tree-optimization/82816
4549 * tree-ssa-math-opts.c (convert_mult_to_widen): Return false
4550 if the modes of the two types are the same.
4551 (convert_plusminus_to_widen): Likewise.
4553 2017-11-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4555 * config/rs6000/altivec.md (*p9_vadu<mode>3) Rename to
4557 (usadv16qi): New define_expand.
4558 (usadv8hi): New define_expand.
4560 2017-11-06 Jan Hubicka <hubicka@ucw.cz>
4563 * ipa-inline-transform.c (update_noncloned_frequencies): Always
4565 (inline_transform): Likewise.
4566 * predict.c (counts_to_freqs): Remove useless conditional.
4567 * profile-count.h (profile_count::apply_scale): Move sanity check.
4568 * tree-inline.c (copy_bb): Always scale.
4569 (copy_cfg_body): Likewise.
4571 2017-11-06 Christophe Lyon <christophe.lyon@linaro.org>
4574 * config/arm/arm.md (*sub_shiftsi): Add predicable_short_it
4576 (*cmp_ite0): Add enabled_for_depr_it attribute.
4577 (*cmp_ite1): Likewise.
4579 2017-11-06 Segher Boessenkool <segher@kernel.crashing.org>
4581 * config/rs6000/rs6000.c (rs6000_insn_cost): Handle TYPE_MFCR and
4584 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
4586 * tree-vrp.c (vrp_int_const_binop): Return true on success and
4587 return the value by pointer.
4588 (extract_range_from_multiplicative_op_1): Update accordingly.
4589 Return as soon as an operation fails.
4591 2017-11-05 Tom de Vries <tom@codesourcery.com>
4594 * asan.c (DEF_SANITIZER_BUILTIN_1): Factor out of ...
4595 (DEF_SANITIZER_BUILTIN): ... here.
4596 (initialize_sanitizer_builtins): Use DEF_SANITIZER_BUILTIN_1 instead of
4597 DEF_SANITIZER_BUILTIN in if stmt. Add missing semicolon.
4599 2017-11-05 Tom de Vries <tom@codesourcery.com>
4602 * config/elfos.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon after
4604 (ASM_OUTPUT_CASE_LABEL): Add semicolon after
4605 ASM_OUTPUT_BEFORE_CASE_LABEL call.
4606 * config/arc/arc.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon
4608 * config/m68k/m68kelf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
4609 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
4610 * config/v850/v850.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
4612 2017-11-05 Tom de Vries <tom@codesourcery.com>
4615 * graphite-scop-detection.c (DEBUG_PRINT): Remove semicolon after
4618 2017-11-04 Michael Clark <michaeljclark@mac.com>
4620 * config/riscv/riscv.c (riscv_print_operand): Add a 'i' format.
4621 config/riscv/riscv.md (addsi3): Use 'i' for immediates.
4623 (*addsi3_extended): Likewise.
4624 (*addsi3_extended2): Likewise.
4625 (<optab>si3): Likewise.
4626 (<optab>di3): Likewise.
4627 (<optab><mode>3): Likewise.
4628 (<*optabe>si3_internal): Likewise.
4629 (zero_extendqi<SUPERQI:mode>2): Likewise.
4630 (*add<mode>hi3): Likewise.
4631 (*xor<mode>hi3): Likewise.
4632 (<optab>di3): Likewise.
4633 (*<optab>si3_extend): Likewise.
4634 (*sge<u>_<X:mode><GPR:mode>): Likewise.
4635 (*slt<u>_<X:mode><GPR:mode>): Likewise.
4636 (*sle<u>_<X:mode><GPR:mode>): Likewise.
4638 2017-11-04 Andrew Waterman <andrew@sifive.com>
4640 * config/riscv/riscv.c (riscv_option_override): Conditionally set
4641 TARGET_STRICT_ALIGN based upon -mtune argument.
4643 2017-11-04 Andrew Waterman <andrew@sifive.com>
4645 * config/riscv/riscv.h (SLOW_BYTE_ACCESS): Change to 1.
4647 2017-11-04 Daniel Santos <daniel.santos@pobox.com>
4649 * config/i386/i386.c (choose_basereg): Use optional scratch
4650 register and add assertion.
4651 (x86_emit_outlined_ms2sysv_save): Use scratch register when
4652 needed, and don't allocate stack.
4653 (ix86_expand_prologue): Rearrange where SSE saves/stub call is
4654 emitted, correct wrong allocation with -mcall-ms2sysv-xlogues.
4655 (ix86_emit_outlined_ms2sysv_restore): Fix non-immediate offsets.
4657 2017-11-03 Jeff Law <law@redhat.com>
4659 * config/i386/i386.c (ix86_emit_restore_reg_using_pop): Prototype.
4660 (ix86_adjust_stack_and_probe_stack_clash): Use a push/pop sequence
4661 to probe at the start of a noreturn function.
4663 2017-11-03 Jakub Jelinek <jakub@redhat.com>
4665 PR tree-optimization/78821
4666 * gimple-ssa-store-merging.c: Update the file comment.
4667 (MAX_STORE_ALIAS_CHECKS): Define.
4668 (struct store_operand_info): New type.
4669 (store_operand_info::store_operand_info): New constructor.
4670 (struct store_immediate_info): Add rhs_code and ops data members.
4671 (store_immediate_info::store_immediate_info): Add rhscode, op0r
4672 and op1r arguments to the ctor, initialize corresponding data members.
4673 (struct merged_store_group): Add load_align_base and load_align
4675 (merged_store_group::merged_store_group): Initialize them.
4676 (merged_store_group::do_merge): Update them.
4677 (merged_store_group::apply_stores): Pick the constant for
4678 encode_tree_to_bitpos from one of the two operands, or skip
4679 encode_tree_to_bitpos if neither operand is a constant.
4680 (class pass_store_merging): Add process_store method decl. Remove
4681 bool argument from terminate_all_aliasing_chains method decl.
4682 (pass_store_merging::terminate_all_aliasing_chains): Remove
4683 var_offset_p argument and corresponding handling.
4684 (stmts_may_clobber_ref_p): New function.
4685 (compatible_load_p): New function.
4686 (imm_store_chain_info::coalesce_immediate_stores): Terminate group
4687 if there is overlap and rhs_code is not INTEGER_CST. For
4688 non-overlapping stores terminate group if rhs is not mergeable.
4689 (get_alias_type_for_stmts): Change first argument from
4690 auto_vec<gimple *> & to vec<gimple *> &. Add IS_LOAD, CLIQUEP and
4691 BASEP arguments. If IS_LOAD is true, look at rhs1 of the stmts
4692 instead of lhs. Compute *CLIQUEP and *BASEP in addition to the
4694 (get_location_for_stmts): Change first argument from
4695 auto_vec<gimple *> & to vec<gimple *> &.
4696 (struct split_store): Remove orig_stmts data member, add orig_stores.
4697 (split_store::split_store): Create orig_stores rather than orig_stmts.
4698 (find_constituent_stmts): Renamed to ...
4699 (find_constituent_stores): ... this. Change second argument from
4700 vec<gimple *> * to vec<store_immediate_info *> *, push pointers
4701 to info structures rather than the statements.
4702 (split_group): Rename ALLOW_UNALIGNED argument to
4703 ALLOW_UNALIGNED_STORE, add ALLOW_UNALIGNED_LOAD argument and handle
4704 it. Adjust find_constituent_stores caller.
4705 (imm_store_chain_info::output_merged_store): Handle rhs_code other
4706 than INTEGER_CST, adjust split_group, get_alias_type_for_stmts and
4707 get_location_for_stmts callers. Set MR_DEPENDENCE_CLIQUE and
4708 MR_DEPENDENCE_BASE on the MEM_REFs if they are the same in all stores.
4709 (mem_valid_for_store_merging): New function.
4710 (handled_load): New function.
4711 (pass_store_merging::process_store): New method.
4712 (pass_store_merging::execute): Use process_store method. Adjust
4713 terminate_all_aliasing_chains caller.
4715 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
4717 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
4718 Return true for more constants, symbols and label references.
4719 (aarch64_valid_floating_const): Remove unused function.
4721 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
4724 * config/aarch64/aarch64.c (aarch64_layout_frame):
4725 Undo forcing of LR at bottom of frame.
4727 2017-11-03 Jeff Law <law@redhat.com>
4730 * config/i386/i386.c (ix86_expand_prologue): Tighten assert
4731 for int_registers_saved.
4733 * cfganal.c (single_pred_edge_ignoring_loop_edges): New function
4734 extracted from tree-ssa-dom.c.
4735 * cfganal.h (single_pred_edge_ignoring_loop_edges): Prototype.
4736 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): Remove.
4737 (record_equivalences_from_incoming_edge): Add additional argument
4738 to single_pred_edge_ignoring_loop_edges call.
4739 * tree-ssa-uncprop.c (single_incoming_edge_ignoring_loop_edges): Remove.
4740 (uncprop_dom_walker::before_dom_children): Add additional argument
4741 to single_pred_edge_ignoring_loop_edges call.
4742 * tree-ssa-sccvn.c (sccvn_dom_walker::before_dom_children): Use
4743 single_pred_edge_ignoring_loop_edges rather than open coding.
4744 * tree-vrp.c (evrp_dom_walker::before_dom_children): Similarly.
4746 2017-11-03 Marc Glisse <marc.glisse@inria.fr>
4748 * match.pd (-(-A)): Rewrite.
4750 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4752 * config/rs6000/rs60000-protos.h (rs6000_emit_sISEL): Delete.
4753 (rs6000_emit_int_cmove): New declaration.
4754 * config/rs6000/rs6000.c (rs6000_emit_int_cmove): Delete declaration.
4755 (rs6000_emit_sISEL): Delete.
4756 (rs6000_emit_int_cmove): Make non-static.
4757 * config/rs6000/rs6000.md (cstore<mode>4): Use rs6000_emit_int_cmove
4758 instead of rs6000_emit_sISEL.
4760 2017-11-03 Jan Hubicka <hubicka@ucw.cz>
4762 * asan.c (create_cond_insert_point): Maintain profile.
4763 * ipa-utils.c (ipa_merge_profiles): Be sure only IPA profiles are
4765 * basic-block.h (struct basic_block_def): Remove frequency.
4766 (EDGE_FREQUENCY): Use to_frequency
4767 * bb-reorder.c (push_to_next_round_p): Use only IPA counts for global
4769 (find_traces): Update to use to_frequency.
4770 (find_traces_1_round): Likewise; use only IPA counts.
4771 (bb_to_key): Likewise.
4772 (connect_traces): Use IPA counts only.
4773 (copy_bb_p): Update to use to_frequency.
4774 (fix_up_crossing_landing_pad): Likewise.
4775 (sanitize_hot_paths): Likewise.
4776 * bt-load.c (basic_block_freq): Likewise.
4777 * cfg.c (init_flow): Set count_max to uninitialized.
4778 (check_bb_profile): Remove frequencies; check counts.
4779 (dump_bb_info): Do not dump frequencies.
4780 (update_bb_profile_for_threading): Update counts only.
4781 (scale_bbs_frequencies_int): Likewise.
4782 (MAX_SAFE_MULTIPLIER): Remove.
4783 (scale_bbs_frequencies_gcov_type): Update counts only.
4784 (scale_bbs_frequencies_profile_count): Update counts only.
4785 (scale_bbs_frequencies): Update counts only.
4786 * cfg.h (struct control_flow_graph): Add count-max.
4787 (update_bb_profile_for_threading): Update prototype.
4788 * cfgbuild.c (find_bb_boundaries): Do not update frequencies.
4789 (find_many_sub_basic_blocks): Likewise.
4790 * cfgcleanup.c (try_forward_edges): Likewise.
4791 (try_crossjump_to_edge): Likewise.
4792 * cfgexpand.c (expand_gimple_cond): Likewise.
4793 (expand_gimple_tailcall): Likewise.
4794 (construct_init_block): Likewise.
4795 (construct_exit_block): Likewise.
4796 * cfghooks.c (verify_flow_info): Check consistency of counts.
4797 (dump_bb_for_graph): Do not dump frequencies.
4798 (split_block_1): Do not update frequencies.
4799 (split_edge): Do not update frequencies.
4800 (make_forwarder_block): Do not update frequencies.
4801 (duplicate_block): Do not update frequencies.
4802 (account_profile_record): Do not update frequencies.
4803 * cfgloop.c (find_subloop_latch_edge_by_profile): Use IPA counts
4804 for global heuristics.
4805 * cfgloopanal.c (average_num_loop_insns): Update to use to_frequency.
4806 (expected_loop_iterations_unbounded): Use counts only.
4807 * cfgloopmanip.c (scale_loop_profile): Simplify.
4808 (create_empty_loop_on_edge): Simplify
4810 (duplicate_loop_to_header_edge): Simplify
4811 * cfgrtl.c (force_nonfallthru_and_redirect): Update profile.
4812 (update_br_prob_note): Take care of removing note when profile
4814 (relink_block_chain): Do not dump frequency.
4815 (rtl_account_profile_record): Use to_frequency.
4816 * cgraph.c (symbol_table::create_edge): Convert count to ipa count.
4817 (cgraph_edge::redirect_call_stmt_to_calle): Conver tcount to ipa count.
4818 (cgraph_update_edges_for_call_stmt_node): Likewise.
4819 (cgraph_edge::verify_count_and_frequency): Update.
4820 (cgraph_node::verify_node): Temporarily disable frequency verification.
4821 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use
4822 to_cgraph_frequency.
4823 (cgraph_edge::rebuild_edges): Convert to ipa counts.
4824 * cgraphunit.c (init_lowered_empty_function): Do not initialize
4826 (cgraph_node::expand_thunk): Update profile.
4827 * except.c (dw2_build_landing_pads): Do not update frequency.
4828 * final.c (compute_alignments): Use to_frequency.
4829 (dump_basic_block_info): Do not dump frequency.
4830 * gimple-pretty-print.c (dump_profile): Do not dump frequency.
4831 (dump_gimple_bb_header): Do not dump frequency.
4832 * gimple-ssa-isolate-paths.c (isolate_path): Do not update frequency;
4834 * gimple-streamer-in.c (input_bb): Do not stream frequency.
4835 * gimple-streamer-out.c (output_bb): Do not stream frequency.
4836 * haifa-sched.c (sched_pressure_start_bb): Use to_freuqency.
4837 (init_before_recovery): Do not update frequency.
4838 (sched_create_recovery_edges): Do not update frequency.
4839 * hsa-gen.c (convert_switch_statements): Do not update frequency.
4840 * ipa-cp.c (ipcp_propagate_stage): Update search for max_count.
4841 (ipa_cp_c_finalize): Set max_count to uninitialized.
4842 * ipa-fnsummary.c (get_minimal_bb): Use counts.
4843 (param_change_prob): Use counts.
4844 * ipa-profile.c (ipa_profile_generate_summary): Do not summarize
4846 * ipa-split.c (consider_split): Use to_frequency.
4847 (split_function): Use to_frequency.
4848 * ira-build.c (loop_compare_func): Likewise.
4849 (mark_loops_for_removal): Likewise.
4850 (mark_all_loops_for_removal): Likewise.
4851 * loop-doloop.c (doloop_modify): Do not update frequency.
4852 * loop-unroll.c (unroll_loop_runtime_iterations): Do not update
4854 * lto-streamer-in.c (input_function): Update count_max.
4855 * omp-expand.c (expand_omp_taskreg): Update count_max.
4856 * omp-simd-clone.c (simd_clone_adjust): Update profile.
4857 * predict.c (maybe_hot_frequency_p): Use to_frequency.
4858 (maybe_hot_count_p): Use ipa counts only.
4859 (maybe_hot_bb_p): Simplify.
4860 (maybe_hot_edge_p): Simplify.
4861 (probably_never_executed): Do not take frequency argument.
4862 (probably_never_executed_bb_p): Do not pass frequency.
4863 (probably_never_executed_edge_p): Likewise.
4864 (combine_predictions_for_bb): Check that profile is nonzero.
4865 (propagate_freq): Do not set frequency.
4866 (drop_profile): Simplify.
4867 (counts_to_freqs): Simplify.
4868 (expensive_function_p): Use to_frequency.
4869 (propagate_unlikely_bbs_forward): Simplify.
4870 (determine_unlikely_bbs): Simplify.
4871 (estimate_bb_frequencies): Add hack to silence graphite issues.
4872 (compute_function_frequency): Use ipa counts.
4873 (pass_profile::execute): Update.
4874 (rebuild_frequencies): Use counts only.
4875 (force_edge_cold): Use counts only.
4876 * profile-count.c (profile_count::dump): Dump new count types.
4877 (profile_count::differs_from_p): Check compatiblity.
4878 (profile_count::to_frequency): New function.
4879 (profile_count::to_cgraph_frequency): New function.
4880 * profile-count.h (struct function): Declare.
4881 (enum profile_quality): Add profile_guessed_local and
4882 profile_guessed_global0.
4883 (class profile_proability): Decrease number of bits to 29;
4884 update from_reg_br_prob_note and to_reg_br_prob_note.
4885 (class profile_count: Update comment; decrease number of bits
4886 to 61. Check compatibility.
4887 (profile_count::compatible_p): New private member function.
4888 (profile_count::ipa_p): New member function.
4889 (profile_count::operator<): Handle global zero correctly.
4890 (profile_count::operator>): Handle global zero correctly.
4891 (profile_count::operator<=): Handle global zero correctly.
4892 (profile_count::operator>=): Handle global zero correctly.
4893 (profile_count::nonzero_p): New member function.
4894 (profile_count::force_nonzero): New member function.
4895 (profile_count::max): New member function.
4896 (profile_count::apply_scale): Handle IPA scalling.
4897 (profile_count::guessed_local): New member function.
4898 (profile_count::global0): New member function.
4899 (profile_count::ipa): New member function.
4900 (profile_count::to_frequency): Declare.
4901 (profile_count::to_cgraph_frequency): Declare.
4902 * profile.c (OVERLAP_BASE): Delete.
4903 (compute_frequency_overlap): Delete.
4904 (compute_branch_probabilities): Do not use compute_frequency_overlap.
4905 * regs.h (REG_FREQ_FROM_BB): Use to_frequency.
4906 * sched-ebb.c (rank): Use counts only.
4907 * shrink-wrap.c (handle_simple_exit): Use counts only.
4908 (try_shrink_wrapping): Use counts only.
4909 (place_prologue_for_one_component): Use counts only.
4910 * tracer.c (find_best_predecessor): Use to_frequency.
4911 (find_trace): Use to_frequency.
4912 (tail_duplicate): Use to_frequency.
4913 * trans-mem.c (expand_transaction): Do not update frequency.
4914 * tree-call-cdce.c: Do not update frequency.
4915 * tree-cfg.c (gimple_find_sub_bbs): Likewise.
4916 (gimple_merge_blocks): Likewise.
4917 (gimple_split_edge): Likewise.
4918 (gimple_duplicate_sese_region): Likewise.
4919 (gimple_duplicate_sese_tail): Likewise.
4920 (move_sese_region_to_fn): Likewise.
4921 (gimple_account_profile_record): Likewise.
4922 (insert_cond_bb): Likewise.
4923 * tree-complex.c (expand_complex_div_wide): Likewise.
4924 * tree-eh.c (lower_resx): Update profile.
4925 * tree-inline.c (copy_bb): Simplify count scaling; do not scale
4927 (initialize_cfun): Do not initialize frequencies
4928 (freqs_to_counts): Delete.
4929 (copy_cfg_body): Ignore count parameter.
4930 (copy_body): Update.
4931 (expand_call_inline): Update count_max.
4932 (optimize_inline_calls): Update count_max.
4933 (tree_function_versioning): Update count_max.
4934 * tree-ssa-coalesce.c (coalesce_cost_bb): Use to_frequency.
4935 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Do not update
4937 * tree-ssa-loop-im.c (execute_sm_if_changed): Use counts only.
4938 * tree-ssa-loop-ivcanon.c (unloop_loops): Do not update freuqency.
4939 (try_peel_loop): Likewise.
4940 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Use
4942 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Pass -1.
4943 (tree_transform_and_unroll_loop): Do not use frequencies
4944 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations):
4945 Use reliable prediction only.
4946 * tree-ssa-loop-unswitch.c (hoist_guard): Do not use frequencies.
4947 * tree-ssa-sink.c (select_best_block): Use to_frequency.
4948 * tree-ssa-tail-merge.c (replace_block_by): Temporarily disable
4949 probability scaling.
4950 * tree-ssa-threadupdate.c (create_block_for_threading): Do
4951 not update frequency
4952 (any_remaining_duplicated_blocks): Likewise.
4953 (update_profile): Likewise.
4954 (estimated_freqs_path): Delete.
4955 (freqs_to_counts_path): Delete.
4956 (clear_counts_path): Delete.
4957 (ssa_fix_duplicate_block_edges): Likewise.
4958 (duplicate_thread_path): Likewise.
4959 * tree-switch-conversion.c (gen_inbound_check): Use counts.
4960 * tree-tailcall.c (decrease_profile): Do not update frequency.
4961 (eliminate_tail_call): Likewise.
4962 * tree-vect-loop-manip.c (vect_do_peeling): Likewise.
4963 * tree-vect-loop.c (scale_profile_for_vect_loop): Likewise.
4964 (optimize_mask_stores): Likewise.
4965 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
4966 * ubsan.c (ubsan_expand_null_ifn): Update profile.
4967 (ubsan_expand_ptr_ifn): Update profile.
4968 * value-prof.c (gimple_ic): Simplify.
4969 * value-prof.h (gimple_ic): Update prototype.
4970 * ipa-inline-transform.c (inline_transform): Fix scaling conditoins.
4971 * ipa-inline.c (compute_uninlined_call_time): Be sure that
4973 (want_inline_self_recursive_call_p): Likewise.
4974 (resolve_noninline_speculation): Only cummulate defined counts.
4975 (inline_small_functions): Use nonzero_p.
4976 (ipa_inline): Do not access freed node.
4978 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
4980 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4981 Set PARAM_SCHED_PRESSURE_ALGORITHM to SCHED_PRESSURE_MODEL.
4983 2017-11-03 Kito Cheng <kito.cheng@gmail.com>
4985 * config/riscv/riscv.c (riscv_legitimize_move): Handle
4986 non-legitimate address.
4988 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4990 * config/rs6000/rs6000.md (*lt0_disi): Delete.
4991 (*lt0_<mode>di, *lt0_<mode>si): New.
4993 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4995 * config/rs6000/rs6000.md (move_from_CR_ov_bit): Change condition to
4996 TARGET_PAIRED_FLOAT.
4998 2017-11-03 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4999 Jim Wilson <jim.wilson@linaro.org>
5001 * config/aarch64/aarch64-cores.def (saphira): New CPU.
5002 * config/aarch64/aarch64-tune.md: Regenerated.
5003 * doc/invoke.texi (AArch64 Options/-mtune): Add "saphira".
5004 * gcc/config/aarch64/aarch64.c (saphira_tunings): New tuning table.
5006 2017-11-03 Cupertino Miranda <cmiranda@synopsys.com>
5008 * config/arc/arc.c (arc_save_restore): Corrected CFA note.
5009 (arc_expand_prologue): Restore blink for millicode.
5010 * config/arc/linux.h (LINK_EH_SPEC): Defined.
5012 2017-11-03 Richard Sandiford <richard.sandiford@linaro.org>
5015 * config/i386/i386.c (ix86_vector_duplicate_value): Use
5016 gen_vec_duplicate after forcing the scalar into a register.
5018 2017-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5020 * combine (try_combine): Print the insns input to try_combine to the
5023 2017-11-02 Steve Ellcey <sellcey@cavium.com>
5026 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5027 Remove second argument from aarch64_process_target_attr call.
5028 * config/aarch64/aarch64-protos.h (aarch64_process_target_attr):
5030 * config/aarch64/aarch64.c (aarch64_attribute_info): Change
5032 (aarch64_handle_attr_arch): Remove second argument.
5033 (aarch64_handle_attr_cpu): Ditto.
5034 (aarch64_handle_attr_tune): Ditto.
5035 (aarch64_handle_attr_isa_flags): Ditto.
5036 (aarch64_process_one_target_attr): Ditto.
5037 (aarch64_process_target_attr): Ditto.
5038 (aarch64_option_valid_attribute_p): Remove second argument.
5039 on aarch64_process_target_attr call.
5041 2017-11-02 David Malcolm <dmalcolm@redhat.com>
5043 * diagnostic.c: Include "selftest-diagnostic.h".
5044 (selftest::assert_location_text): New function.
5045 (selftest::test_diagnostic_get_location_text): New function.
5046 (selftest::diagnostic_c_tests): Call it.
5048 2017-11-02 David Malcolm <dmalcolm@redhat.com>
5050 * Makefile.in (OBJS-libcommon): Add selftest-diagnostic.o.
5051 * diagnostic-show-locus.c: Include "selftest-diagnostic.h".
5052 (class selftest::test_diagnostic_context): Move to...
5053 * selftest-diagnostic.c: New file.
5054 * selftest-diagnostic.h: New file.
5056 2017-11-02 James Bowman <james.bowman@ftdichip.com>
5058 * config/ft32/ft32.c (ft32_addr_space_legitimate_address_p): increase
5059 offset range for FT32B.
5060 * config/ft32/ft32.h: option "mcompress" enables relaxation.
5061 * config/ft32/ft32.md: Add TARGET_NOPM.
5062 * config/ft32/ft32.opt: Add mft32b, mcompress, mnopm.
5063 * gcc/doc/invoke.texi: Add mft32b, mcompress, mnopm.
5065 2017-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5067 * config/aarch64/aarch64.h (MALLOC_ABI_ALIGNMENT): New define.
5069 2017-11-02 Jeff Law <law@redhat.com>
5071 * gimple-ssa-sprintf.c (sprintf_dom_walker): Remove
5072 virtual keyword on FINAL OVERRIDE members.
5074 * tree-ssa-propagate.h (ssa_propagation_engine): Group
5075 virtuals together. Add virtual destructor.
5076 (substitute_and_fold_engine): Similarly.
5078 2017-11-02 Jan Hubicka <hubicka@ucw.cz>
5080 * x86-tune.def (X86_TUNE_USE_INCDEC): Enable for Haswell+.
5082 2017-11-02 Richard Biener <rguenther@suse.de>
5084 PR tree-optimization/82795
5085 * tree-if-conv.c (predicate_mem_writes): Remove bogus assert.
5087 2017-11-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5089 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Don't require
5091 (gcc_GAS_CHECK_FEATURE): Remove.
5092 * configure.ac (ld_vers) <*-*-solaris2*>: Move comments from
5093 gcc_AC_INITFINI_ARRAY here. Update for Solaris 11.4 changes.
5094 * configure: Regenerate.
5096 2017-11-02 Claudiu Zissulescu <claziss@synopsys.com>
5098 * config/arc/arc.c (hwloop_optimize): Account for empty
5101 2017-11-02 Richard Biener <rguenther@suse.de>
5104 * varasm.c (decode_addr_const): Make offset HOST_WIDE_INT.
5105 Truncate ARRAY_REF index and element size.
5107 2017-11-01 Palmer Dabbelt <palmer@dabbelt.com>
5109 * doc/invoke.texi (RISC-V Options): Use "@minus{}2 GB", not "-2 GB".
5111 2017-11-01 Jeff Law <law@redhat.com>
5113 * tree-ssa-ccp.c (ccp_folder): New class derived from
5114 substitute_and_fold_engine.
5115 (ccp_folder::get_value): New member function.
5116 (ccp_folder::fold_stmt): Renamed from ccp_fold_stmt.
5117 (ccp_fold_stmt): Remove prototype.
5118 (ccp_finalize): Call substitute_and_fold from the ccp_class.
5119 * tree-ssa-copy.c (copy_folder): New class derived from
5120 substitute_and_fold_engine.
5121 (copy_folder::get_value): Renamed from get_value.
5122 (fini_copy_prop): Call substitute_and_fold from copy_folder class.
5123 * tree-vrp.c (vrp_folder): New class derived from
5124 substitute_and_fold_engine.
5125 (vrp_folder::fold_stmt): Renamed from vrp_fold_stmt.
5126 (vrp_folder::get_value): New member function.
5127 (vrp_finalize): Call substitute_and_fold from vrp_folder class.
5128 (evrp_dom_walker::before_dom_children): Similarly for replace_uses_in.
5129 * tree-ssa-propagate.h (substitute_and_fold_engine): New class to
5130 provide a class interface to folder/substitute routines.
5131 (ssa_prop_fold_stmt_fn): Remove typedef.
5132 (ssa_prop_get_value_fn): Likewise.
5133 (subsitute_and_fold): Remove prototype.
5134 (replace_uses_in): Likewise.
5135 * tree-ssa-propagate.c (substitute_and_fold_engine::replace_uses_in):
5136 Renamed from replace_uses_in. Call the virtual member function
5137 (substitute_and_fold_engine::replace_phi_args_in): Similarly.
5138 (substitute_and_fold_dom_walker): Remove initialization of
5139 data member entries for calbacks. Add substitute_and_fold_engine
5140 member and initialize it.
5141 (substitute_and_fold_dom_walker::before_dom_children0: Use the
5142 member functions for get_value, replace_phi_args_in c
5143 replace_uses_in, and fold_stmt calls.
5144 (substitute_and_fold_engine::substitute_and_fold): Renamed from
5145 substitute_and_fold. Remove assert. Update ctor call.
5147 * tree-ssa-propagate.h (ssa_prop_visit_stmt_fn): Remove typedef.
5148 (ssa_prop_visit_phi_fn): Likewise.
5149 (class ssa_propagation_engine): New class to provide an interface
5151 * tree-ssa-propagate.c (ssa_prop_visit_stmt): Remove file scoped
5153 (ssa_prop_visit_phi): Likewise.
5154 (ssa_propagation_engine::simulate_stmt): Moved into class.
5155 Call visit_phi/visit_stmt from the class rather than via
5156 file scoped static variables.
5157 (ssa_propagation_engine::simulate_block): Moved into class.
5158 (ssa_propagation_engine::process_ssa_edge_worklist): Similarly.
5159 (ssa_propagation_engine::ssa_propagate): Similarly. No longer
5160 set file scoped statics for the visit_stmt/visit_phi callbacks.
5161 * tree-complex.c (complex_propagate): New class derived from
5162 ssa_propagation_engine.
5163 (complex_propagate::visit_stmt): Renamed from complex_visit_stmt.
5164 (complex_propagate::visit_phi): Renamed from complex_visit_phi.
5165 (tree_lower_complex): Call ssa_propagate via the complex_propagate
5167 * tree-ssa-ccp.c: (ccp_propagate): New class derived from
5168 ssa_propagation_engine.
5169 (ccp_propagate::visit_phi): Renamed from ccp_visit_phi_node.
5170 (ccp_propagate::visit_stmt): Renamed from ccp_visit_stmt.
5171 (do_ssa_ccp): Call ssa_propagate from the ccp_propagate class.
5172 * tree-ssa-copy.c (copy_prop): New class derived from
5173 ssa_propagation_engine.
5174 (copy_prop::visit_stmt): Renamed from copy_prop_visit_stmt.
5175 (copy_prop::visit_phi): Renamed from copy_prop_visit_phi_node.
5176 (execute_copy_prop): Call ssa_propagate from the copy_prop class.
5177 * tree-vrp.c (vrp_prop): New class derived from ssa_propagation_engine.
5178 (vrp_prop::visit_stmt): Renamed from vrp_visit_stmt.
5179 (vrp_prop::visit_phi): Renamed from vrp_visit_phi_node.
5180 (execute_vrp): Call ssa_propagate from the vrp_prop class.
5182 2017-11-01 Jakub Jelinek <jakub@redhat.com>
5184 PR rtl-optimization/82778
5185 PR rtl-optimization/82597
5186 * compare-elim.c (struct comparison): Add in_a_setter field.
5187 (find_comparison_dom_walker::before_dom_children): Remove killed
5188 bitmap and df_simulate_find_defs call, instead walk the defs.
5189 Compute last_setter and initialize in_a_setter. Merge definitions
5190 with first initialization for a few variables.
5191 (try_validate_parallel): Use insn_invalid_p instead of
5192 recog_memoized. Return insn rather than just the pattern.
5193 (try_merge_compare): Fix up comment. Don't uselessly test if
5194 in_a is a REG_P. Use cmp->in_a_setter instead of walking UD
5196 (execute_compare_elim_after_reload): Remove df_chain_add_problem
5199 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5200 Alan Hayward <alan.hayward@arm.com>
5201 David Sherwood <david.sherwood@arm.com>
5203 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5204 aarch64_hard_regno_nregs to get the number of registers
5207 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5208 Alan Hayward <alan.hayward@arm.com>
5209 David Sherwood <david.sherwood@arm.com>
5211 * config/aarch64/constraints.md (Upl): Rename to...
5213 * config/aarch64/aarch64.md
5214 (*zero_extend<SHORT:mode><GPI:mode>2_aarch64, *addsi3_aarch64_uxtw):
5217 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5218 Alan Hayward <alan.hayward@arm.com>
5219 David Sherwood <david.sherwood@arm.com>
5221 * config/aarch64/aarch64.c (aarch64_add_constant_internal)
5222 (aarch64_add_constant, aarch64_add_sp, aarch64_sub_sp): Move
5225 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5226 Alan Hayward <alan.hayward@arm.com>
5227 David Sherwood <david.sherwood@arm.com>
5229 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp)
5230 (aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev)
5231 (aarch64_evpc_dup): Generate rtl direcly, rather than using
5233 (aarch64_expand_vec_perm_const_1): Explicitly check for permutes
5234 of a single element.
5235 * config/aarch64/iterators.md: Add a comment above the permute
5236 unspecs to say that they are generated directly by
5237 aarch64_expand_vec_perm_const.
5238 * config/aarch64/aarch64-simd.md: Likewise the permute instructions.
5240 2017-11-01 Nathan Sidwell <nathan@acm.org>
5242 * tree-dump.c (dequeue_and_dump): Use HAS_DECL_ASSEMBLER_NAME_P.
5244 2017-11-01 Palmer Dabbelt <palmer@dabbelt.com>
5246 * doc/invoke.texi (RISC-V Options): Explicitly name the medlow
5247 and medany code models, and describe what they do.
5249 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5251 Revert accidental duplicate:
5253 * combine.c (can_change_dest_mode): Reject changes in
5254 REGMODE_NATURAL_SIZE.
5256 2017-11-01 Segher Boessenkool <segher@kernel.crashing.org>
5258 PR rtl-optimization/64682
5259 PR rtl-optimization/69567
5260 PR rtl-optimization/69737
5261 PR rtl-optimization/82683
5262 * combine.c (distribute_notes) <REG_DEAD>: If the new I2 sets the same
5263 register mentioned in the note, drop the note, unless it came from I3,
5264 in which case it should go to I3 again.
5266 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5268 * tree-ssa-dse.c (normalize_ref): Check whether the ranges overlap
5269 and return false if not.
5270 (clear_bytes_written_by, live_bytes_read): Update accordingly.
5272 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5274 * tree-ssa-alias.h (ranges_overlap_p): Return false if either
5275 range is known to be empty.
5277 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5278 Alan Hayward <alan.hayward@arm.com>
5279 David Sherwood <david.sherwood@arm.com>
5281 * simplify-rtx.c (simplify_const_unary_operation): Use GET_MODE_NUNITS
5282 and CONST_VECTOR_NUNITS instead of computing the number of units from
5283 the byte sizes of the vector and element.
5284 (simplify_binary_operation_1): Likewise.
5285 (simplify_const_binary_operation): Likewise.
5286 (simplify_ternary_operation): Likewise.
5288 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5289 Alan Hayward <alan.hayward@arm.com>
5290 David Sherwood <david.sherwood@arm.com>
5292 * var-tracking.c (INT_MEM_OFFSET): Replace with...
5293 (int_mem_offset): ...this new function.
5294 (var_mem_set, var_mem_delete_and_set, var_mem_delete)
5295 (find_mem_expr_in_1pdv, dataflow_set_preserve_mem_locs)
5296 (same_variable_part_p, use_type, add_stores, vt_get_decl_and_offset):
5299 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5300 Alan Hayward <alan.hayward@arm.com>
5301 David Sherwood <david.sherwood@arm.com>
5303 * lower-subreg.c (interesting_mode_p): New function.
5304 (compute_costs, find_decomposable_subregs, decompose_register)
5305 (simplify_subreg_concatn, can_decompose_p, resolve_simple_move)
5306 (resolve_clobber, dump_choices): Use it.
5308 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5309 Alan Hayward <alan.hayward@arm.com>
5310 David Sherwood <david.sherwood@arm.com>
5312 * rtlhash.c (add_rtx): Use add_hwi for 'w' and add_int for 'i'.
5314 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5315 Alan Hayward <alan.hayward@arm.com>
5316 David Sherwood <david.sherwood@arm.com>
5318 * alias.c (find_base_value, find_base_term): Only process integer
5319 truncations. Check the precision rather than the size.
5321 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5322 Alan Hayward <alan.hayward@arm.com>
5323 David Sherwood <david.sherwood@arm.com>
5325 * machmode.h (is_narrower_int_mode): New function
5326 * optabs.c (expand_float, expand_fix): Use it.
5327 * dwarf2out.c (rotate_loc_descriptor): Likewise.
5329 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5330 Alan Hayward <alan.hayward@arm.com>
5331 David Sherwood <david.sherwood@arm.com>
5333 * rtl.h (narrower_subreg_mode): New function.
5334 * ira-color.c (update_costs_from_allocno): Use it.
5336 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5337 Alan Hayward <alan.hayward@arm.com>
5338 David Sherwood <david.sherwood@arm.com>
5340 * optabs-query.h (convert_optab_p): New function, split out from...
5341 (convert_optab_handler): ...here.
5342 (widening_optab_handler): Delete.
5343 (find_widening_optab_handler): Remove permit_non_widening parameter.
5344 (find_widening_optab_handler_and_mode): Likewise. Provide an
5345 override that operates on mode class wrappers.
5346 * optabs-query.c (widening_optab_handler): Delete.
5347 (find_widening_optab_handler_and_mode): Remove permit_non_widening
5348 parameter. Assert that the two modes are the same class and that
5349 the "from" mode is narrower than the "to" mode. Use
5350 convert_optab_handler instead of widening_optab_handler.
5351 * expmed.c (expmed_mult_highpart_optab): Use convert_optab_handler
5352 instead of widening_optab_handler.
5353 * expr.c (expand_expr_real_2): Update calls to
5354 find_widening_optab_handler.
5355 * optabs.c (expand_widen_pattern_expr): Likewise.
5356 (expand_binop_directly): Take the insn_code as a parameter.
5357 (expand_binop): Only call find_widening_optab_handler for
5358 conversion optabs; use optab_handler otherwise. Update calls
5359 to find_widening_optab_handler and expand_binop_directly.
5360 Use convert_optab_handler instead of widening_optab_handler.
5361 * tree-ssa-math-opts.c (convert_mult_to_widen): Update calls to
5362 find_widening_optab_handler and use scalar_mode rather than
5364 (convert_plusminus_to_widen): Likewise.
5366 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5367 Alan Hayward <alan.hayward@arm.com>
5368 David Sherwood <david.sherwood@arm.com>
5370 * machmode.h (fixed_size_mode): New class.
5371 * rtl.h (get_pool_mode): Return fixed_size_mode.
5372 * gengtype.c (main): Add fixed_size_mode.
5373 * target.def (get_raw_result_mode): Return a fixed_size_mode.
5374 (get_raw_arg_mode): Likewise.
5375 * doc/tm.texi: Regenerate.
5376 * targhooks.h (default_get_reg_raw_mode): Return a fixed_size_mode.
5377 * targhooks.c (default_get_reg_raw_mode): Likewise.
5378 * config/ia64/ia64.c (ia64_get_reg_raw_mode): Likewise.
5379 * config/mips/mips.c (mips_get_reg_raw_mode): Likewise.
5380 * config/msp430/msp430.c (msp430_get_raw_arg_mode): Likewise.
5381 (msp430_get_raw_result_mode): Likewise.
5382 * config/avr/avr-protos.h (regmask): Use as_a <fixed_side_mode>
5383 * dbxout.c (dbxout_parms): Require fixed-size modes.
5384 * expr.c (copy_blkmode_from_reg, copy_blkmode_to_reg): Likewise.
5385 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
5386 * omp-low.c (lower_oacc_reductions): Likewise.
5387 * simplify-rtx.c (simplify_immed_subreg): Take fixed_size_modes.
5388 (simplify_subreg): Update accordingly.
5389 * varasm.c (constant_descriptor_rtx::mode): Change to fixed_size_mode.
5390 (force_const_mem): Update accordingly. Return NULL_RTX for modes
5391 that aren't fixed-size.
5392 (get_pool_mode): Return a fixed_size_mode.
5393 (output_constant_pool_2): Take a fixed_size_mode.
5395 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5396 Alan Hayward <alan.hayward@arm.com>
5397 David Sherwood <david.sherwood@arm.com>
5399 * doc/rtl.texi (vec_series): Document.
5400 (const): Say that the operand can be a vec_series.
5401 * rtl.def (VEC_SERIES): New rtx code.
5402 * rtl.h (const_vec_series_p_1): Declare.
5403 (const_vec_series_p): New function.
5404 * emit-rtl.h (gen_const_vec_series): Declare.
5405 (gen_vec_series): Likewise.
5406 * emit-rtl.c (const_vec_series_p_1, gen_const_vec_series)
5407 (gen_vec_series): Likewise.
5408 * optabs.c (expand_mult_highpart): Use gen_const_vec_series.
5409 * simplify-rtx.c (simplify_unary_operation): Handle negations
5411 (simplify_binary_operation_series): New function.
5412 (simplify_binary_operation_1): Use it. Handle VEC_SERIES.
5413 (test_vector_ops_series): New function.
5414 (test_vector_ops): Call it.
5415 * config/powerpcspe/altivec.md (altivec_lvsl): Use
5416 gen_const_vec_series.
5417 (altivec_lvsr): Likewise.
5418 * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Likewise.
5420 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5421 Alan Hayward <alan.hayward@arm.com>
5422 David Sherwood <david.sherwood@arm.com>
5424 * doc/rtl.texi (const): Update description of address constants.
5425 Say that vector constants are allowed too.
5426 * common.md (E, F): Use CONSTANT_P instead of checking for
5428 * emit-rtl.c (gen_lowpart_common): Use const_vec_p instead of
5429 checking for CONST_VECTOR.
5430 * expmed.c (make_tree): Use build_vector_from_val for a CONST
5432 * expr.c (expand_expr_real_2): Check for vector modes instead
5433 of checking for CONST_VECTOR.
5434 * rtl.h (const_vec_p): New function.
5435 (const_vec_duplicate_p): Check for a CONST VEC_DUPLICATE.
5436 (unwrap_const_vec_duplicate): Handle them here too.
5438 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5439 David Malcolm <dmalcolm@redhat.com>
5440 Alan Hayward <alan.hayward@arm.com>
5441 David Sherwood <david.sherwood@arm.com>
5443 * rtl.h (vec_duplicate_p): New function.
5444 * selftest-rtl.c (assert_rtx_eq_at): New function.
5445 * selftest-rtl.h (ASSERT_RTX_EQ): New macro.
5446 (assert_rtx_eq_at): Declare.
5447 * selftest.h (selftest::simplify_rtx_c_tests): Declare.
5448 * selftest-run-tests.c (selftest::run_tests): Call it.
5449 * simplify-rtx.c: Include selftest.h and selftest-rtl.h.
5450 (simplify_unary_operation_1): Recursively handle vector duplicates.
5451 (simplify_binary_operation_1): Likewise. Handle VEC_SELECTs of
5453 (simplify_subreg): Handle subregs of vector duplicates.
5454 (make_test_reg, test_vector_ops_duplicate, test_vector_ops)
5455 (selftest::simplify_rtx_c_tests): New functions.
5457 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5458 Alan Hayward <alan.hayward@arm.com>
5459 David Sherwood <david.sherwood@arm.com>
5461 * emit-rtl.h (gen_const_vec_duplicate): Declare.
5462 (gen_vec_duplicate): Likewise.
5463 * emit-rtl.c (gen_const_vec_duplicate_1): New function, split
5465 (gen_const_vector): ...here.
5466 (gen_const_vec_duplicate, gen_vec_duplicate): New functions.
5467 (gen_rtx_CONST_VECTOR): Use gen_const_vec_duplicate for constants
5468 whose elements are all equal.
5469 * optabs.c (expand_vector_broadcast): Use gen_const_vec_duplicate.
5470 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
5471 (simplify_relational_operation): Likewise.
5472 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
5474 (aarch64_simd_dup_constant): Use gen_vec_duplicate.
5475 (aarch64_expand_vector_init): Likewise.
5476 * config/arm/arm.c (neon_vdup_constant): Likewise.
5477 (neon_expand_vector_init): Likewise.
5478 (arm_expand_vec_perm): Use gen_const_vec_duplicate.
5479 (arm_block_set_unaligned_vect): Likewise.
5480 (arm_block_set_aligned_vect): Likewise.
5481 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
5482 * config/i386/i386.c (ix86_expand_vec_perm): Likewise.
5483 (expand_vec_perm_even_odd_pack): Likewise.
5484 (ix86_vector_duplicate_value): Use gen_vec_duplicate.
5485 * config/i386/sse.md (one_cmpl<mode>2): Use CONSTM1_RTX.
5486 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use
5487 gen_const_vec_duplicate.
5488 * config/ia64/vect.md (addv2sf3, subv2sf3): Use CONST1_RTX.
5489 * config/mips/mips.c (mips_gen_const_int_vector): Use
5490 gen_const_vec_duplicate.
5491 (mips_expand_vector_init): Use CONST0_RTX.
5492 * config/powerpcspe/altivec.md (abs<mode>2, nabs<mode>2): Likewise.
5493 (define_split): Use gen_const_vec_duplicate.
5494 * config/rs6000/altivec.md (abs<mode>2, nabs<mode>2): Use CONST0_RTX.
5495 (define_split): Use gen_const_vec_duplicate.
5496 * config/s390/vx-builtins.md (vec_genmask<mode>): Likewise.
5497 (vec_ctd_s64, vec_ctd_u64, vec_ctsl, vec_ctul): Likewise.
5498 * config/spu/spu.c (spu_const): Likewise.
5500 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
5501 Alan Hayward <alan.hayward@arm.com>
5502 David Sherwood <david.sherwood@arm.com>
5504 * combine.c (can_change_dest_mode): Reject changes in
5505 REGMODE_NATURAL_SIZE.
5507 2017-10-31 Sandra Loosemore <sandra@codesourcery.com>
5509 * configure.ac (--enable-libssp): New.
5510 (gcc_cv_libc_provides_ssp): Check for explicit setting before
5511 trying to determine target-specific default. Adjust indentation.
5512 * configure: Regenerated.
5513 * doc/install.texi (Configuration): Expand --disable-libssp
5516 2017-10-31 Daniel Santos <daniel.santos@pobox.com>
5518 config/i386/i386.c (ix86_expand_epilogue): Correct stack
5521 2017-10-31 Martin Jambor <mjambor@suse.cz>
5524 * gimple-fold.c (gimple_get_virt_method_for_vtable): Remove assert.
5526 2017-10-31 David Malcolm <dmalcolm@redhat.com>
5528 * auto-profile.c (autofdo_source_profile::read): Use
5529 UNKNOWN_LOCATION rather than 0.
5530 * diagnostic-core.h (warning_at_rich_loc): Rename to...
5531 (warning_at): ...this overload.
5532 (warning_at_rich_loc_n): Rename to...
5533 (warning_n): ...this overload.
5534 (error_at_rich_loc): Rename to...
5535 (error_at): ...this overload.
5536 (pedwarn_at_rich_loc): Rename to...
5537 (pedwarn): ...this overload.
5538 (permerror_at_rich_loc): Rename to...
5539 (permerror): ...this overload.
5540 (inform_at_rich_loc): Rename to...
5541 (inform): ...this overload.
5542 * diagnostic.c: (diagnostic_n_impl): Delete location_t-based decl.
5543 (diagnostic_n_impl_richloc): Rename to...
5544 (diagnostic_n_impl): ...this rich_location *-based decl.
5545 (inform_at_rich_loc): Rename to...
5546 (inform): ...this, and add an assertion.
5547 (inform_n): Update for removal of location_t-based diagnostic_n_impl.
5548 (warning_at_rich_loc): Rename to...
5549 (warning_at): ...this, and add an assertion.
5550 (warning_at_rich_loc_n): Rename to...
5551 (warning_n): ...this, and add an assertion.
5552 (warning_n): Update location_t-based implementation for removal of
5553 location_t-based diagnostic_n_impl.
5554 (pedwarn_at_rich_loc): Rename to...
5555 (pedwarn): ...this, and add an assertion.
5556 (permerror_at_rich_loc): Rename to...
5557 (permerror): ...this, and add an assertion.
5558 (error_n): Update for removal of location_t-based diagnostic_n_impl.
5559 (error_at_rich_loc): Rename to...
5560 (error_at): ...this, and add an assertion.
5561 * gcc.c (do_spec_1): Use UNKNOWN_LOCATION rather than 0.
5562 (driver::do_spec_on_infiles): Likewise.
5563 * substring-locations.c (format_warning_va): Update for renaming
5564 of inform_at_rich_loc.
5566 2017-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5568 * builtins.def (DEF_FLOATN_BUILTIN): Change most _Float<N> and
5569 _Float<N>X built-in functions so that the variant without the
5570 "__builtin_" prefix is only enabled for the GNU C and Objective C
5571 languages when they are in non-strict ANSI/ISO mode.
5572 (DEF_EXT_LIB_FLOATN_NX_BUILTINS): Likewise.
5573 * target.def (floatn_builtin_p): Add a target hook to control
5574 whether _Float<N> and _Float<N>X built-in functions without the
5575 "__builtin_" prefix are enabled, and return true for C and
5576 Objective C in the default hook. Include langhooks.h in
5578 * targhooks.h (default_floatn_builtin_p): Likewise.
5579 * targhooks.c (default_floatn_builtin_p): Likewise.
5580 * doc/tm.texi.in (TARGET_FLOATN_BUILTIN_P): Document the
5581 floatn_builtin_p target hook.
5582 * doc/tm.texi (TARGET_FLOATN_BUILTIN_P): Likewise.
5584 2017-10-31 Matthew Fortune <matthew.fortune@imgtec.com>
5585 Eric Botcazou <ebotcazou@adacore.com>
5587 PR rtl-optimization/81803
5588 * lra-constraints.c (curr_insn_transform): Also reload the whole
5589 register for a strict subreg no wider than a word if this is for
5590 a WORD_REGISTER_OPERATIONS target.
5592 2017-10-31 Jason Merrill <jason@redhat.com>
5594 * gdbinit.in: Skip over inlines from timevar.h.
5596 2017-10-31 Martin Liska <mliska@suse.cz>
5598 * doc/gcov.texi: Document new option.
5599 * gcov.c (print_usage): Likewise print it.
5600 (process_args): Support the argument.
5601 (format_count): New function.
5602 (format_gcov): Use the function.
5604 2017-10-31 Martin Liska <mliska@suse.cz>
5606 * gcov.c (struct name_map): do not use typedef.
5607 Define operator== and operator<.
5608 (name_search): Remove.
5609 (name_sort): Remove.
5610 (main): Do not allocate names.
5611 (process_file): Add vertical space.
5612 (generate_results): Use std::find.
5613 (release_structures): Do not release memory.
5614 (find_source): Use std::find.
5616 2017-10-31 Martin Liska <mliska@suse.cz>
5618 * gcov.c (struct line_info): Remove it's typedef.
5619 (line_info::line_info): Add proper ctor.
5620 (line_info::has_block): Do not use a typedef.
5621 (struct source_info): Do not use typedef.
5622 (circuit): Likewise.
5623 (get_cycles_count): Likewise.
5624 (output_intermediate_file): Iterate via vector iterator.
5625 (add_line_counts): Use std::vector methods.
5626 (accumulate_line_counts): Likewise.
5627 (output_lines): Likewise.
5629 2017-10-31 Martin Liska <mliska@suse.cz>
5631 * gcov.c (struct source_info): Remove typedef.
5632 (source_info::source_info): Add proper ctor.
5633 (accumulate_line_counts): Use struct, not it's typedef.
5634 (output_gcov_file): Likewise.
5635 (output_lines): Likewise.
5636 (main): Do not allocate an array.
5637 (output_intermediate_file): Use size of vector container.
5638 (process_file): Resize the vector.
5639 (generate_results): Do not preallocate, use newly added vector
5641 (release_structures): Do not release sources.
5642 (find_source): Use vector methods.
5643 (add_line_counts): Do not use typedef.
5645 2017-10-31 Martin Liska <mliska@suse.cz>
5647 * doc/gcov.texi: Document that.
5648 * gcov.c (add_line_counts): Mark lines with a non-executed
5650 (output_line_beginning): Handle such lines.
5651 (output_lines): Pass new argument.
5652 (output_intermediate_file): Print it in intermediate format.
5654 2017-10-31 Martin Liska <mliska@suse.cz>
5656 * color-macros.h: New file.
5657 * diagnostic-color.c: Factor out color related to macros to
5659 * doc/gcov.texi: Document -k option.
5660 * gcov.c (INCLUDE_STRING): Include string.h.
5661 (print_usage): Add -k option.
5662 (process_args): Parse it.
5663 (pad_count_string): New function.
5664 (output_line_beginning): Likewise.
5665 (DEFAULT_LINE_START): New macro.
5666 (output_lines): Support color output.
5668 2017-10-31 Martin Liska <mliska@suse.cz>
5670 PR gcov-profile/82633
5671 * doc/gcov.texi: Document -fkeep-{static,inline}-functions and
5672 their interaction with GCOV infrastructure.
5673 * configure.ac: Add -fkeep-{inline,static}-functions to
5675 * configure: Regenerate.
5677 2017-10-31 Uros Bizjak <ubizjak@gmail.com>
5680 * config/alpha/sync.md (fetchop_constr) <and>: Change to "rINM".
5682 2017-10-31 Segher Boessenkool <segher@kernel.crashing.org>
5685 * config/rs6000/rs6000.md (allocate_stack): Force update interval
5686 into a register if it does not fit into an immediate offset field.
5688 2017-10-31 Olivier Hainque <hainque@adacore.com>
5690 * gcc/Makefile.in (FLAGS_TO_PASS): Pass libsubdir as well.
5692 2017-10-31 Julia Koval <julia.koval@intel.com>
5694 * config.gcc: Add gfniintrin.h.
5695 * config/i386/gfniintrin.h: New.
5696 * config/i386/i386-builtin-types.def
5697 (__builtin_ia32_vgf2p8affineinvqb_v64qi,
5698 __builtin_ia32_vgf2p8affineinvqb_v64qi_mask,
5699 __builtin_ia32_vgf2p8affineinvqb_v32qi,
5700 __builtin_ia32_vgf2p8affineinvqb_v32qi_mask,
5701 __builtin_ia32_vgf2p8affineinvqb_v16qi,
5702 __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): New builtins.
5703 * config/i386/i386-builtin.def (V64QI_FTYPE_V64QI_V64QI_INT_V64QI_UDI,
5704 V32QI_FTYPE_V32QI_V32QI_INT_V32QI_USI,
5705 V16QI_FTYPE_V16QI_V16QI_INT_V16QI_UHI,
5706 V64QI_FTYPE_V64QI_V64QI_INT): New types.
5707 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
5708 * config/i386/immintrin.h: Include gfniintrin.h.
5709 * config/i386/sse.md (vgf2p8affineinvqb_*) New pattern.
5711 2017-10-30 Eric Botcazou <ebotcazou@adacore.com>
5713 * gcc.c (HAVE_TARGET_EXECUTABLE_SUFFIX): Remove old kludge.
5715 2017-10-30 Wilco Dijkstra <wdijkstr@arm.com>
5717 * config/arm/arm.md (ashldi3): Remove shift by 1 expansion.
5718 (arm_ashldi3_1bit): Remove pattern.
5719 (ashrdi3): Remove shift by 1 expansion.
5720 (arm_ashrdi3_1bit): Remove pattern.
5721 (lshrdi3): Remove shift by 1 expansion.
5722 (arm_lshrdi3_1bit): Remove pattern.
5723 * config/arm/arm.c (arm_rtx_costs_internal): Slightly increase
5724 cost of ashldi3 by 1.
5725 * config/arm/neon.md (ashldi3_neon): Remove shift by 1 expansion.
5726 (<shift>di3_neon): Likewise.
5728 2017-10-30 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
5730 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov): Rename
5731 both identically named patterns to (*aarch64_simd_mov<VD:mode>)
5732 and (*aarch64_simd_mov<VQ:mode>).
5733 (*aarch64_simd_mov<VD:mode>): Change type attribute to match
5734 pattern alternative.
5735 (*aarch64_simd_mov<VQ:mode>): Re-order and change type
5736 attributes to match pattern alternative.
5738 2017-10-30 Steven Munroe <munroesj@gcc.gnu.org>
5740 * config.gcc (powerpc*-*-*): Add emmintrin.h.
5741 * config/rs6000/emmintrin.h: New file.
5742 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include emmintrin.h.
5744 2017-10-30 Wilco Dijkstra <wdijkstr@arm.com>
5746 * config/arm/vfp.md (movdi_vfp): Merge changes from movdi_vfp_cortexa8.
5747 * (movdi_vfp_cortexa8): Remove pattern.
5749 2017-10-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5751 * doc/install.texi (Specific, alpha*-*-*): Remove DEC OSF/1
5753 (Specific, alpha*-dec-osf5.1): Remove.
5754 (Specific, mips-sgi-irix5): Remove.
5755 (Specific, mips-sgi-irix6): Remove.
5757 2017-10-30 Jakub Jelinek <jakub@redhat.com>
5760 * gimple-ssa-store-merging.c (merged_store_group::apply_stores): Fix
5761 arguments to clear_bit_region_be.
5763 2017-10-30 Jim Wilson <wilson@tuliptree.org>
5765 * gimplify.c: Include memmodel.h.
5767 2017-10-30 Martin Jambor <mjambor@suse.cz>
5769 * omp-grid.c (grid_attempt_target_gridification): Also insert a
5770 condition whether loop should be executed at all.
5772 2017-10-30 Will Schmidt <will_schmidt@vnet.ibm.com>
5774 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
5775 gimple folding of vec_madd() intrinsics.
5776 * config/rs6000/altivec.md (mulv8hi3): Rename altivec_vmladduhm to
5777 fmav8hi4. (altivec_vmladduhm): Rename to fmav8hi4.
5778 * config/rs6000/rs6000-builtin.def: Rename vmladduhm to fmav8hi4
5780 2017-10-30 Richard Biener <rguenther@suse.de>
5782 PR tree-optimization/82762
5784 2017-10-23 Richard Biener <rguenther@suse.de>
5786 PR tree-optimization/82129
5788 2017-08-01 Richard Biener <rguenther@suse.de>
5790 PR tree-optimization/81181
5791 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
5792 (compute_antic): ... end of iteration here.
5794 2017-10-30 Joseph Myers <joseph@codesourcery.com>
5796 * doc/invoke.texi (C Dialect Options): Document -std=c17,
5797 -std=iso9899:2017 and -std=gnu17.
5798 * doc/standards.texi (C Language): Document C17 support.
5799 * doc/cpp.texi (Overview): Mention -std=c17.
5800 (Standard Predefined Macros): Document C11 and C17 values of
5801 __STDC_VERSION__. Do not refer to C99 support as incomplete.
5802 * doc/extend.texi (Inline): Do not list individual options for
5803 standards newer than C99.
5804 * dwarf2out.c (highest_c_language, gen_compile_unit_die): Handle
5806 * config/rl78/rl78.c (rl78_option_override): Handle "GNU C17"
5809 2017-10-30 Maxim Ostapenko <m.ostapenko@samsung.com>
5811 * asan.c (asan_finish_file): Align asan globals array by shadow
5814 2017-10-30 Jakub Jelinek <jakub@redhat.com>
5817 * gimple-ssa-store-merging.c: Include rtl.h and expr.h.
5818 (struct store_immediate_info): Add bitregion_start and bitregion_end
5820 (store_immediate_info::store_immediate_info): Add brs and bre
5821 arguments and initialize bitregion_{start,end} from those.
5822 (struct merged_store_group): Add bitregion_start, bitregion_end,
5823 align_base and mask fields. Drop unnecessary struct keyword from
5824 struct store_immediate_info. Add do_merge method.
5825 (clear_bit_region_be): Use memset instead of loop storing zeros.
5826 (merged_store_group::do_merge): New method.
5827 (merged_store_group::merge_into): Use do_merge. Allow gaps in between
5828 stores as long as the surrounding bitregions have no gaps.
5829 (merged_store_group::merge_overlapping): Use do_merge.
5830 (merged_store_group::apply_stores): Test that bitregion_{start,end}
5831 is byte aligned, rather than requiring that start and width are
5832 byte aligned. Drop unnecessary struct keyword from
5833 struct store_immediate_info. Allocate and populate also mask array.
5834 Make start of the arrays relative to bitregion_start rather than
5835 start and size them according to bitregion_{end,start} difference.
5836 (struct imm_store_chain_info): Drop unnecessary struct keyword from
5837 struct store_immediate_info.
5838 (pass_store_merging::gate): Punt if BITS_PER_UNIT or CHAR_BIT is not 8.
5839 (pass_store_merging::terminate_all_aliasing_chains): Drop unnecessary
5840 struct keyword from struct store_immediate_info.
5841 (imm_store_chain_info::coalesce_immediate_stores): Allow gaps in
5842 between stores as long as the surrounding bitregions have no gaps.
5844 (struct split_store): Add orig non-static data member.
5845 (split_store::split_store): Initialize orig to false.
5846 (find_constituent_stmts): Return store_immediate_info *, non-NULL
5847 if there is exactly a single original stmt. Change stmts argument
5848 to pointer from reference, if NULL, don't push anything to it. Add
5849 first argument, use it to optimize skipping over orig stmts that
5850 are known to be before bitpos already. Simplify.
5851 (split_group): Return unsigned int count how many stores are or
5852 would be needed rather than a bool. Add allow_unaligned argument.
5853 Change split_stores argument from reference to pointer, if NULL,
5854 only do a dry run computing how many stores would be produced.
5855 Rewritten algorithm to use both alignment and misalign if
5856 !allow_unaligned and handle bitfield stores with gaps.
5857 (imm_store_chain_info::output_merged_store): Set start_byte_pos
5858 from bitregion_start instead of start. Compute allow_unaligned
5859 here, if true, do 2 split_group dry runs to compute which one
5860 produces fewer stores and prefer aligned if equal. Punt if
5861 new count is bigger or equal than original before emitting any
5862 statements, rather than during that. Remove no longer needed
5863 new_ssa_names tracking. Replace num_stmts with
5864 split_stores.length (). Use 32-bit stack allocated entries
5865 in split_stores auto_vec. Try to reuse original store lhs/rhs1
5866 if possible. Handle bitfields with gaps.
5867 (pass_store_merging::execute): Ignore bitsize == 0 stores.
5868 Compute bitregion_{start,end} for the stores and construct
5869 store_immediate_info with that. Formatting fixes.
5871 2017-10-30 Uros Bizjak <ubizjak@gmail.com>
5874 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5875 UNSPEC_DTPOFF and UNSPEC_NTPOFF with SImode immediate offset.
5877 2017-10-29 Jim Wilson <wilson@tuliptree.org>
5879 * gimplify.c: Include tm_p.h.
5881 * common.opt (gcoff): Re-add as ignored option.
5882 (gcoff1, gcoff2, gcoff3): Likewise.
5884 * Makefile.in (OBJS): Delete sdbout.o.
5885 (GTFILES): Delete $(srcdir)/sdbout.c.
5886 * debug.h: Delete sdb_debug_hooks.
5887 * final.c: Delete sdbout.h include.
5888 (final_scan_insn): Delete SDB_DEBUG check.
5889 (rest_of_clean_state): Likewise.
5890 * output.h: Delete sdb_begin_function_line.
5893 * toplev.c: Delete sdbout.h include.
5894 (process_options): Delete SDB_DEBUG check.
5895 * tree-core.h (tree_type_common): Delete pointer field of
5897 * tree.c (copy_node): Clear TYPE_SYMTAB_DIE instead of
5898 TYPE_SYMTAB_POINTER.
5899 * tree.h (TYPE_SYMTAB_POINTER): Delete.
5900 (TYPE_SYMTAB_IS_POINTER): Delete.
5901 (TYPE_SYMTAB_IS_DIE): Renumber.
5902 * xcoffout.c: Refer to former sdbout.c file.
5903 (xcoffout_begin_prologue): Use past tense for sdbout.c reference.
5905 * doc/install.texi (--with-stabs): Delete COFF and ECOFF info.
5906 * doc/invoke.texi (SEEALSO): Delete adb and sdb references.
5907 (Debugging Options): Delete -gcoff.
5908 (-gstabs): Delete SDB reference.
5910 (-gcoff@var{level}): Delete.
5911 * doc/passes.texi (Debugging information output): Delete SDB and
5912 sdbout.c references.
5913 * doc/tm.texi: Regenerate.
5914 * doc/tm.texi.in (DWARF_CIE_DATA_ALIGNMENT): Delete SDB from xref.
5915 (SDB and DWARF): Change node name to DWARF and delete SDB and COFF
5917 (DEBUGGER_AUTO_OFFSET): Delete COFF and SDB references.
5918 (PREFERRED_DEBUGGING_TYPE): Delete SDB_DEBUG and -gcoff references.
5919 (SDB_DEBUGGING_INFO): Delete.
5920 (PUT_SDB_@dots{}, SDB_DELIM, SDB_ALLOW_UNKNOWN_REFERENCES)
5921 SDB_ALLOW_FORWARD_REFERENCES, SDB_OUTPUT_SOURCE_LINE): Delete.
5922 * target.def (output_source_filename): Delete COFF reference.
5924 * common.opt (gcoff): Delete.
5925 (gxcoff+): Update Negative chain.
5926 * defaults.h: Delete all references to SDB_DEBUGGING_INFO and
5928 * dwarf2out.c (gen_array_type_die): Change SDB to debuggers.
5929 * flag-types.h (enum debug_info_type): Delete SDB_DEBUG.
5930 * function.c (number_blocks): Delete SDB_DEBUGGING_INFO, SDB_DEBUG,
5932 (expand_function_start): Change sdb reference to past tense.
5933 (expand_function_end): Change sdb reference to past tense.
5934 * gcc.c (cpp_unique_options): Delete gcoff3 reference.
5935 * opts.c (debug_type_names): Delete coff entry.
5936 (common_handle_option): Delete OPT_gcoff case.
5937 * system.h (SDB_DEBUG, SDB_DEBUGGING_INFO): Poison.
5939 * config/dbxcoff.h (PREFERRED_DEBUGGING_TYPE): Set to DBX_DEBUG.
5940 * config/cris/cris.h: Delete SDB reference in comment.
5941 * config/i386/cygming.h: Don't define SDB_DEBUGGING_INFO.
5942 (ASM_DECLARE_FUNCTION_NAME): Delete SDB reference from comment.
5943 * config/i386/gas.h: Don't define SDB_DEBUGGING_INFO.
5944 * config/i386/i386.c (svr4_dbx_register_map): Change SDB references
5946 (ix86_expand_prologue): Likewise.
5947 * config/i386/winnt.c (i386_pe_start_function): Don't check SDB_DEBUG.
5948 * config/ia64/ia64.h: Likewise.
5949 * config/m68k/m68kelf.h (DBX_REGISTER_NUMBER): Delete SDB reference.
5950 * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Delete gcoff*
5952 * config/mmix/mmix.h: Likewise.
5953 * config/nds32/nds32.c: Likewise.
5954 * config/stormy/storym16.h: Likewise.
5955 * config/visium/visium.h: Likewise.
5956 * config/vx-common.h (SDB_DEBUGGING_INFO): Delete undef.
5958 2017-10-28 Sandra Loosemore <sandra@codesourcery.com>
5960 * config/nios2/nios2.h (FRAME_GROWS_DOWNWARD): Define to 1.
5961 * config/nios2/nios2.c (nios2_initial_elimination_offset): Make
5962 FRAME_POINTER_REGNUM point at high end of local var area.
5964 2017-10-27 Eric Botcazou <ebotcazou@adacore.com>
5966 * bb-reorder.c (find_traces_1_round): Fix off-by-one index.
5967 Move comment around. Do not reset best_edge for a copiable
5968 destination if the copy would cause a partition change.
5969 (better_edge_p): Remove redundant check.
5971 2017-10-27 Uros Bizjak <ubizjak@gmail.com>
5973 * config/i386/i386-protos.h (ix86_fp_compare_mode): Remove prototype.
5975 2017-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5977 * builtins.c (CASE_MATHFN_FLOATN): New helper macro to add cases
5978 for math functions that have _Float<N> and _Float<N>X variants.
5979 (mathfn_built_in_2): Add support for math functions that have
5980 _Float<N> and _Float<N>X variants.
5981 (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro.
5982 (expand_builtin_mathfn_ternary): Add support for fma with
5983 _Float<N> and _Float<N>X variants.
5984 (expand_builtin): Likewise.
5985 (fold_builtin_3): Likewise.
5986 * builtins.def (DEF_EXT_LIB_FLOATN_NX_BUILTINS): New macro to
5987 create math function _Float<N> and _Float<N>X variants as external
5989 (BUILT_IN_COPYSIGN _Float<N> and _Float<N>X variants) Use
5990 DEF_EXT_LIB_FLOATN_NX_BUILTINS to make built-in functions using
5991 the __builtin_ prefix and if not strict ansi, without the prefix.
5992 (BUILT_IN_FABS _Float<N> and _Float<N>X variants): Likewise.
5993 (BUILT_IN_FMA _Float<N> and _Float<N>X variants): Likewise.
5994 (BUILT_IN_FMAX _Float<N> and _Float<N>X variants): Likewise.
5995 (BUILT_IN_FMIN _Float<N> and _Float<N>X variants): Likewise.
5996 (BUILT_IN_NAN _Float<N> and _Float<N>X variants): Likewise.
5997 (BUILT_IN_SQRT _Float<N> and _Float<N>X variants): Likewise.
5998 * builtin-types.def (BT_FN_FLOAT16_FLOAT16_FLOAT16_FLOAT16): New
5999 function signatures for fma _Float<N> and _Float<N>X variants.
6000 (BT_FN_FLOAT32_FLOAT32_FLOAT32_FLOAT32): Likewise.
6001 (BT_FN_FLOAT64_FLOAT64_FLOAT64_FLOAT64): Likewise.
6002 (BT_FN_FLOAT128_FLOAT128_FLOAT128_FLOAT128): Likewise.
6003 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X_FLOAT32X): Likewise.
6004 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X_FLOAT64X): Likewise.
6005 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X_FLOAT128X): Likewise.
6006 * gencfn-macros.c (print_case_cfn): Add support for math functions
6007 that have _Float<N> and _Float<N>X variants.
6008 (print_define_operator_list): Likewise.
6009 (fltfn_suffixes): Likewise.
6011 * internal-fn.def (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro
6012 for math functions that have _Float<N> and _Float<N>X variants.
6013 (SQRT): Add support for sqrt, copysign, fmin and fmax _Float<N>
6014 and _Float<N>X variants.
6015 (COPYSIGN): Likewise.
6018 * fold-const.c (tree_call_nonnegative_warnv_p): Add support for
6019 copysign, fma, fmax, fmin, and sqrt _Float<N> and _Float<N>X
6021 (integer_valued_read_call_p): Likewise.
6022 * fold-const-call.c (fold_const_call_ss): Likewise.
6023 (fold_const_call_sss): Add support for copysign, fmin, and fmax
6024 _Float<N> and _Float<N>X variants.
6025 (fold_const_call_ssss): Add support for fma _Float<N> and
6026 _Float<N>X variants.
6027 * gimple-ssa-backprop.c (backprop::process_builtin_call_use): Add
6028 support for copysign and fma _Float<N> and _Float<N>X variants.
6029 (backprop::process_builtin_call_use): Likewise.
6030 * tree-call-cdce.c (can_test_argument_range); Add support for
6031 sqrt _Float<N> and _Float<N>X variants.
6032 (edom_only_function): Likewise.
6033 (get_no_error_domain): Likewise.
6034 * tree-ssa-math-opts.c (internal_fn_reciprocal): Likewise.
6035 * tree-ssa-reassoc.c (attempt_builtin_copysign): Add support for
6036 copysign _Float<N> and _Float<N>X variants.
6037 * config/rs6000/rs6000-builtin.def (SQRTF128): Delete, this is now
6038 handled by machine independent code.
6039 (FMAF128): Likewise.
6040 * doc/cpp.texi (Common Predefined Macros): Document defining
6041 __FP_FAST_FMAF<N> and __FP_FAST_FMAF<N>X if the backend supports
6042 fma _Float<N> and _Float<N>X variants.
6044 2017-10-27 Uros Bizjak <ubizjak@gmail.com>
6047 * config/i386/i386-modes.def (CCFPU): Remove definition.
6048 * config/i386/i386.c (put_condition_mode): Remove CCFPU mode handling.
6049 (ix86_cc_modes_compatible): Ditto.
6050 (ix86_expand_carry_flag_compare): Ditto.
6051 (ix86_expand_int_movcc): Ditto.
6052 (ix86_expand_int_addcc): Ditto.
6053 (ix86_reverse_condition): Ditto.
6054 (ix86_unordered_fp_compare): Rename from ix86_fp_compare_mode.
6055 Return true/false for unordered/ordered fp comparisons.
6056 (ix86_cc_mode): Always return CCFPmode for float mode comparisons.
6057 (ix86_prepare_fp_compare_args): Update for rename.
6058 (ix86_expand_fp_compare): Update for rename. Generate unordered
6059 compare RTXes wrapped with UNSPEC_NOTRAP unspec.
6060 (ix86_expand_sse_compare_and_jump): Ditto.
6061 * config/i386/predicates.md (fcmov_comparison_operator):
6062 Remove CCFPU mode handling.
6063 (ix86_comparison_operator): Ditto.
6064 (ix86_carry_flag_operator): Ditto.
6065 * config/i386/i386.md (UNSPEC_NOTRAP): New unspec.
6066 (*cmpu<mode>_i387): Wrap compare RTX with UNSPEC_NOTRAP unspec.
6067 (*cmpu<mode>_cc_i387): Ditto.
6068 (FPCMP): Remove mode iterator.
6069 (unord): Remove mode attribute.
6070 (unord_subst): New define_subst transformation
6071 (unord): New define_subst attribute.
6073 (*cmpi<unord><MODEF:mode>): Rewrite using unord_subst transformation.
6074 (*cmpi<unord>xf_i387): Ditto.
6075 * config/i386/sse.md (<sse>_<unord>comi<round_saeonly_name>): Merge
6076 from <sse>_comi<round_saeonly_name> and <sse>_ucomi<round_saeonly_name>
6077 using unord_subst transformation.
6078 * config/i386/subst.md (SUBST_A): Remove CCFP and CCFPU modes.
6079 (round_saeonly): Also handle CCFP mode.
6080 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_NOTRAP unspec.
6081 Remove UNSPEC_SAHF unspec handling.
6083 2017-10-27 Jan Hubicka <hubicka@ucw.cz>
6085 * x86-tune.def (X86_TUNE_INTER_UNIT_MOVES_TO_VEC): Disable for Zen.
6087 2017-10-27 Jeff Law <law@redhat.com>
6089 * gimple-ssa-sprintf.c: Include domwalk.h.
6090 (class sprintf_dom_walker): New class, derived from dom_walker.
6091 (sprintf_dom_walker::before_dom_children): New function.
6092 (struct call_info): Moved into sprintf_dom_walker class
6093 (compute_formath_length, handle_gimple_call): Likewise.
6094 (sprintf_length::execute): Call the dominator walker rather
6095 than walking the statements.
6097 * tree-vrp.c (check_all_array_refs): Do not use wi->info to smuggle
6098 gimple statement locations.
6099 (check_array_bounds): Corresponding changes. Get the statement's
6100 location directly from wi->stmt.
6102 2017-10-27 Palmer Dabbelt <palmer@dabbelt.com>
6105 * doc/invoke.texi (RISC-V) <-mabi>: Correct and improve.
6107 2017-10-27 Jan Hubicka <hubicka@ucw.cz>
6109 * config/i386/x86-tune.def (X86_TUNE_PARTIAL_REG_DEPENDENCY,
6110 X86_TUNE_MOVX): Disable for Haswell and newer CPUs.
6112 2017-10-27 Jakub Jelinek <jakub@redhat.com>
6115 * config/i386/i386-protos.h (maybe_get_pool_constant): Removed.
6116 * config/i386/i386.c (maybe_get_pool_constant): Removed.
6117 (ix86_split_to_parts): Use avoid_constant_pool_reference instead of
6118 maybe_get_pool_constant.
6119 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6122 2017-10-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6124 * doc/install.texi (Specific, i?86-*-solaris2.10): Simplify gas
6125 2.26 caveat. Update gas and gld versions.
6126 (Specific, *-*-solaris2*): Update binutils version. Remove caveat
6129 2017-10-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6131 * cgraph.h (set_malloc_flag): Declare.
6132 * cgraph.c (set_malloc_flag_1): New function.
6133 (set_malloc_flag): Likewise.
6134 * ipa-fnsummary.h (ipa_call_summary): Add new field is_return_callee.
6135 * ipa-fnsummary.c (ipa_call_summary::reset): Set is_return_callee to
6137 (read_ipa_call_summary): Add support for reading is_return_callee.
6138 (write_ipa_call_summary): Stream is_return_callee.
6139 * ipa-inline.c (ipa_inline): Remove call to ipa_free_fn_summary.
6140 * ipa-pure-const.c: Add headers ssa.h, alloc-pool.h, symbol-summary.h,
6141 ipa-prop.h, ipa-fnsummary.h.
6142 (pure_const_names): Change to static.
6143 (malloc_state_e): Define.
6144 (malloc_state_names): Define.
6145 (funct_state_d): Add field malloc_state.
6146 (varying_state): Set malloc_state to STATE_MALLOC_BOTTOM.
6147 (check_retval_uses): New function.
6148 (malloc_candidate_p): Likewise.
6149 (analyze_function): Add support for malloc attribute.
6150 (pure_const_write_summary): Stream malloc_state.
6151 (pure_const_read_summary): Add support for reading malloc_state.
6152 (dump_malloc_lattice): New function.
6153 (propagate_malloc): New function.
6154 (warn_function_malloc): New function.
6155 (ipa_pure_const::execute): Call propagate_malloc and
6156 ipa_free_fn_summary.
6157 (pass_local_pure_const::execute): Add support for malloc attribute.
6158 * ssa-iterators.h (RETURN_FROM_IMM_USE_STMT): New macro.
6159 * doc/invoke.texi: Document Wsuggest-attribute=malloc.
6161 2017-10-27 Martin Liska <mliska@suse.cz>
6163 PR gcov-profile/82457
6164 * doc/invoke.texi: Document that one needs a non-strict ISO mode
6165 for fork-like functions to be properly instrumented.
6167 2017-10-27 Richard Biener <rguenther@suse.de>
6170 * tree-eh.c (pass_lower_eh_dispatch::execute): Free dominator
6171 info when we redirected EH.
6173 2017-10-26 Michael Collison <michael.collison@arm.com>
6175 * config/aarch64/aarch64.md(<optab>_trunc><vf><GPI:mode>2):
6177 (<optab>_trunchf<GPI:mode>2: New pattern.
6178 (<optab>_trunc<vgp><GPI:mode>2: New pattern.
6179 * config/aarch64/iterators.md (wv): New mode attribute.
6180 (vf, VF): New mode attributes.
6181 (vgp, VGP): New mode attributes.
6182 (s): Update attribute with SImode and DImode prefixes.
6184 2017-10-26 Sandra Loosemore <sandra@codesourcery.com>
6186 * config/nios2/constraints.md ("S"): Match r0rel_constant_p too.
6187 * config/nios2/nios2-protos.h (r0rel_constant_p): Declare.
6188 * config/nios2/nios2.c: (nios2_r0rel_sec_regex): New.
6189 (nios2_option_overide): Initialize it. Don't allow R0-relative
6190 addressing with PIC.
6191 (nios2_rtx_costs): Handle r0rel_constant_p like gprel_constant_p.
6192 (nios2_symbolic_constant_p): Likewise.
6193 (nios2_legitimate_address_p): Likewise.
6194 (nios2_r0rel_section_name_p): New.
6195 (nios2_symbol_ref_in_r0rel_data_p): New.
6196 (nios2_emit_move_sequence): Handle r0rel_constant_p.
6197 (r0rel_constant_p): New.
6198 (nios2_print_operand_address): Handle r0rel_constant_p.
6199 (nios2_cdx_narrow_form_p): Likewise.
6200 * config/nios2/nios2.opt (mr0rel-sec=): New option.
6201 * doc/invoke.texi (Option Summary): Add -mr0rel-sec.
6202 (Nios II Options): Document -mr0rel-sec.
6204 2017-10-26 Sandra Loosemore <sandra@codesourcery.com>
6206 * config/nios2/nios2.c: Include xregex.h.
6207 (nios2_gprel_sec_regex): New.
6208 (nios2_option_overide): Initialize it. Don't allow GP-relative
6209 addressing with PIC.
6210 (nios2_small_section_name_p): Check for regex match.
6211 * config/nios2/nios2.opt (mgprel-sec=): New option.
6212 * doc/invoke.texi (Option Summary): Add -mgprel-sec.
6213 (Nios II Options): Document -mgprel-sec.
6215 2017-10-26 Jim Wilson <wilson@tuliptree.org>
6217 * doc/invoke.texi (-fdebug-prefix-map): Expand documentation.
6219 2017-10-26 Tom de Vries <tom@codesourcery.com>
6221 PR tree-optimization/82707
6222 * gimple.c (gimple_copy): Fix unsharing of
6223 GIMPLE_OMP_{SINGLE,TARGET,TEAMS}.
6225 2017-10-26 Olga Makhotina <olga.makhotina@intel.com>
6227 * config/i386/avx512fintrin.h (_mm512_cmpeq_pd_mask,
6228 _mm512_cmple_pd_mask, _mm512_cmplt_pd_mask,
6229 _mm512_cmpneq_pd_mask, _mm512_cmpnle_pd_mask,
6230 _mm512_cmpnlt_pd_mask, _mm512_cmpord_pd_mask,
6231 _mm512_cmpunord_pd_mask, _mm512_mask_cmpeq_pd_mask,
6232 _mm512_mask_cmple_pd_mask, _mm512_mask_cmplt_pd_mask,
6233 _mm512_mask_cmpneq_pd_mask, _mm512_mask_cmpnle_pd_mask,
6234 _mm512_mask_cmpnlt_pd_mask, _mm512_mask_cmpord_pd_mask,
6235 _mm512_mask_cmpunord_pd_mask, _mm512_cmpeq_ps_mask,
6236 _mm512_cmple_ps_mask, _mm512_cmplt_ps_mask,
6237 _mm512_cmpneq_ps_mask, _mm512_cmpnle_ps_mask,
6238 _mm512_cmpnlt_ps_mask, _mm512_cmpord_ps_mask,
6239 _mm512_cmpunord_ps_mask, _mm512_mask_cmpeq_ps_mask,
6240 _mm512_mask_cmple_ps_mask, _mm512_mask_cmplt_ps_mask,
6241 _mm512_mask_cmpneq_ps_mask, _mm512_mask_cmpnle_ps_mask,
6242 _mm512_mask_cmpnlt_ps_mask, _mm512_mask_cmpord_ps_mask,
6243 _mm512_mask_cmpunord_ps_mask): New intrinsics.
6245 2017-10-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6247 * config/rs6000/aix.h (TARGET_IEEEQUAD_DEFAULT): Set long double
6249 * config/rs6000/darwin.h (TARGET_IEEEQUAD_DEFAULT): Likewise.
6250 * config/rs6000/rs6000.opt (-mabi=ieeelongdouble): Move the
6251 warning to rs6000.c. Remove the Undocumented flag, since it has
6253 (-mabi=ibmlongdouble): Likewise.
6254 * config/rs6000/rs6000.c (TARGET_IEEEQUAD_DEFAULT): If it is not
6255 already set, set the default format for long double.
6256 (rs6000_debug_reg_global): Print whether long double is IBM or
6258 (rs6000_option_override_internal): Rework setting long double
6259 format. Only warn if the user is changing the long double default
6260 and they did not use -Wno-psabi.
6261 * doc/invoke.texi (PowerPC options): Update the documentation for
6262 -mabi=ieeelongdouble and -mabi=ibmlongdouble.
6264 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
6265 Alan Hayward <alan.hayward@arm.com>
6266 David Sherwood <david.sherwood@arm.com>
6268 * rtl.h (wider_subreg_mode): New function.
6269 * ira.h (ira_sort_regnos_for_alter_reg): Take a machine_mode *
6270 rather than an unsigned int *.
6271 * ira-color.c (regno_max_ref_width): Replace with...
6272 (regno_max_ref_mode): ...this new variable.
6273 (coalesced_pseudo_reg_slot_compare): Update accordingly.
6274 Use wider_subreg_mode.
6275 (ira_sort_regnos_for_alter_reg): Likewise. Take a machine_mode *
6276 rather than an unsigned int *.
6277 * lra-constraints.c (uses_hard_regs_p): Use wider_subreg_mode.
6278 (process_alt_operands): Likewise.
6279 (invariant_p): Likewise.
6280 * lra-spills.c (assign_mem_slot): Likewise.
6281 (add_pseudo_to_slot): Likewise.
6282 * lra.c (collect_non_operand_hard_regs): Likewise.
6283 (add_regs_to_insn_regno_info): Likewise.
6284 * reload1.c (regno_max_ref_width): Replace with...
6285 (regno_max_ref_mode): ...this new variable.
6286 (reload): Update accordingly. Update call to
6287 ira_sort_regnos_for_alter_reg.
6288 (alter_reg): Update to use regno_max_ref_mode. Call wider_subreg_mode.
6289 (init_eliminable_invariants): Update to use regno_max_ref_mode.
6290 (scan_paradoxical_subregs): Likewise.
6292 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
6294 * config/aarch64/aarch64.h (EXIT_IGNORE_STACK): Set if alloca is used.
6295 (aarch64_frame): Add emit_frame_chain boolean.
6296 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
6297 Move eh_return case to aarch64_layout_frame.
6298 (aarch64_layout_frame): Initialize emit_frame_chain.
6299 (aarch64_expand_prologue): Use emit_frame_chain.
6301 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
6303 * config/aarch64/aarch64.c (aarch64_layout_frame):
6304 Ensure LR is always stored at the bottom of the callee-saves.
6305 Remove rarely used frame layout which saves callee-saves at top of
6306 frame, so the store of LR can be used as a valid probe in all cases.
6308 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
6310 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
6311 Improve unaligned TImode/TFmode base/offset split.
6313 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
6314 Alan Hayward <alan.hayward@arm.com>
6315 David Sherwood <david.sherwood@arm.com>
6317 * caller-save.c (mark_referenced_regs): Use read_modify_subreg_p.
6318 * combine.c (find_single_use_1): Likewise.
6319 (expand_field_assignment): Likewise.
6320 (move_deaths): Likewise.
6321 * lra-constraints.c (simplify_operand_subreg): Likewise.
6322 (curr_insn_transform): Likewise.
6323 * lra.c (collect_non_operand_hard_regs): Likewise.
6324 (add_regs_to_insn_regno_info): Likewise.
6325 * rtlanal.c (reg_referenced_p): Likewise.
6326 (covers_regno_no_parallel_p): Likewise.
6328 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
6330 * wide-int-print.cc (print_hex): Loop based on extract_uhwi.
6331 Don't print any bits outside the precision of the value.
6332 * wide-int.cc (test_printing): Add some new tests.
6334 2017-10-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6336 * configure.ac (gcc_cv_as_ix86_xbrace_comment): Check if assembler
6337 supports -xbrace_comment option.
6338 * configure: Regenerate.
6339 * config.in: Regenerate.
6340 * config/i386/sol2.h (ASM_XBRACE_COMMENT_SPEC): Define.
6341 (ASM_CPU_SPEC): Use it.
6343 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
6345 * target.def (static_rtx_alignment): New hook.
6346 * targhooks.h (default_static_rtx_alignment): Declare.
6347 * targhooks.c (default_static_rtx_alignment): New function.
6348 * doc/tm.texi.in (TARGET_STATIC_RTX_ALIGNMENT): New hook.
6349 * doc/tm.texi: Regenerate.
6350 * varasm.c (force_const_mem): Use targetm.static_rtx_alignment
6351 instead of targetm.constant_alignment. Remove call to
6353 * config/cris/cris.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
6354 (cris_preferred_mininum_alignment): New function, split out from...
6355 (cris_constant_alignment): ...here.
6356 (cris_static_rtx_alignment): New function.
6357 * config/i386/i386.c (ix86_static_rtx_alignment): New function,
6359 (ix86_constant_alignment): ...here.
6360 (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
6361 * config/mmix/mmix.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
6362 (mmix_static_rtx_alignment): New function.
6363 * config/spu/spu.c (spu_static_rtx_alignment): New function.
6364 (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
6366 2017-10-26 Tamar Christina <tamar.christina@arm.com>
6369 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2):
6370 Add flag_trapping_math and flag_fp_int_builtin_inexact.
6372 2017-10-25 Palmer Dabbelt <palmer@dabbelt.com>
6374 * config/riscv/riscv.md (ZERO_EXTEND_LOAD): Define.
6375 * config/riscv/pic.md (local_pic_load): Rename to local_pic_load_s,
6376 mark as a sign-extending load.
6377 (local_pic_load_u): Define.
6379 2017-10-25 Eric Botcazou <ebotcazou@adacore.com>
6382 * fold-const.c (operand_equal_for_comparison_p): Also return true
6383 if ARG0 is a simple variant of ARG1 with narrower precision.
6384 (fold_ternary_loc): Always pass unstripped operands to the predicate.
6386 2017-10-25 Jan Hubicka <hubicka@ucw.cz>
6388 * i386.c (ix86_builtin_vectorization_cost): Compute scatter/gather
6390 * i386.h (processor_costs): Add gather_static, gather_per_elt,
6391 scatter_static, scatter_per_elt.
6392 * x86-tune-costs.h: Add new cost entries.
6394 2017-10-25 Richard Biener <rguenther@suse.de>
6396 * tree-ssa-sccvn.h (vn_eliminate): Declare.
6397 * tree-ssa-pre.c (class eliminate_dom_walker, eliminate,
6398 class pass_fre): Move to ...
6399 * tree-ssa-sccvn.c (class eliminate_dom_walker, vn_eliminate,
6400 class pass_fre): ... here and adjust for statistics.
6402 2017-10-25 Jakub Jelinek <jakub@redhat.com>
6405 * attribs.c (attribute_value_equal): Use omp_declare_simd_clauses_equal
6406 for comparison of OMP_CLAUSEs regardless of flag_openmp{,_simd}.
6407 (duplicate_one_attribute, copy_attributes_to_builtin): New functions.
6408 * attribs.h (duplicate_one_attribute, copy_attributes_to_builtin): New
6411 2017-10-25 Richard Biener <rguenther@suse.de>
6413 * tree-ssa-pre.c (need_eh_cleanup, need_ab_cleanup, el_to_remove,
6414 el_to_fixup, el_todo, el_avail, el_avail_stack, eliminate_avail,
6415 eliminate_push_avail, eliminate_insert): Move inside...
6416 (class eliminate_dom_walker): ... this class in preparation
6418 (fini_eliminate): Remove by merging with ...
6419 (eliminate): ... this function. Adjust for class changes.
6420 (pass_pre::execute): Remove fini_eliminate call.
6421 (pass_fre::execute): Likewise.
6423 2017-10-24 Jakub Jelinek <jakub@redhat.com>
6426 * config/i386/sse.md (UNSPEC_VPERMI2, UNSPEC_VPERMI2_MASK): Remove.
6427 (VPERMI2, VPERMI2I): New mode iterators.
6428 (<avx512>_vpermi2var<mode>3_maskz): Remove 3 define_expand patterns.
6429 (<avx512>_vpermi2var<mode>3<sd_maskz_name>): Remove 3 define_insn
6431 (<avx512>_vpermi2var<mode>3_mask): New define_expand using VPERMI2
6432 mode iterator. Remove 3 old define_insn patterns.
6433 (*<avx512>_vpermi2var<mode>3_mask): 2 new define_insn patterns.
6434 (<avx512>_vpermt2var<mode>3_maskz): Adjust 1 define_expand to use
6435 VPERMI2 mode iterator, remove the other two expanders.
6436 (<avx512>_vpermt2var<mode>3<sd_maskz_name>): Adjust 1 define_insn
6437 to use VPERMI2 mode iterator, add another alternative for vpermi2*
6438 instructions, remove the other two patterns.
6439 (<avx512>_vpermt2var<mode>3_mask): Adjust 1 define_insn to use VPERMI2
6440 mode iterator, remove the other two patterns.
6441 * config/i386/i386.c (ix86_expand_vec_perm_vpermi2): Renamed to ...
6442 (ix86_expand_vec_perm_vpermt2): ... this. Swap mask and op0
6443 arguments, use gen_*vpermt2* expanders instead of gen_*vpermi2*
6444 and adjust argument order accordingly.
6445 (ix86_expand_vec_perm): Adjust caller.
6446 (expand_vec_perm_1): Likewise.
6447 (expand_vec_perm_vpermi2_vpshub2): Rename to ...
6448 (expand_vec_perm_vpermt2_vpshub2): ... this.
6449 (ix86_expand_vec_perm_const_1): Adjust caller.
6450 (ix86_vectorize_vec_perm_const_ok): Adjust comments.
6453 * config/i386/sse.md (VIMAX_AVX2): Remove V4TImode.
6454 (VIMAX_AVX2_AVX512BW, VIMAX_AVX512VL): New mode iterators.
6455 (vec_shl_<mode>): Remove unused expander.
6456 (avx512bw_<shift_insn><mode>3): New define_insn.
6457 (<sse2_avx2>_ashl<mode>3, <sse2_avx2>_lshr<mode>3): Replaced by ...
6458 (<sse2_avx2>_<shift_insn><mode>3): ... this. New define_insn.
6460 2017-10-24 Paolo Carlini <paolo.carlini@oracle.com>
6463 * doc/invoke.texi ([Wbuiltin-declaration-mismatch]): Extend
6466 2017-10-24 Wilco Dijkstra <wdijkstr@arm.com>
6468 PR rtl-optimization/82396
6469 * gcc/haifa-sched.c (ready_sort_real): Remove qsort workaround.
6470 (autopref_multipass_init): Simplify initialization.
6471 (autopref_rank_data): Simplify sort order.
6472 * gcc/sched-int.h (autopref_multipass_data_): Remove
6473 multi_mem_insn_p, min_offset and max_offset.
6475 2017-10-24 Wilco Dijkstra <wdijkstr@arm.com>
6478 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
6479 Check special value of flag_omit_frame_pointer.
6480 (aarch64_can_eliminate): Likewise.
6481 (aarch64_override_options_after_change_1): Simplify handling of
6482 -fomit-frame-pointer and -fomit-leaf-frame-pointer.
6484 2017-10-24 Richard Biener <rguenther@suse.de>
6486 PR tree-optimization/82697
6487 * tree-ssa-phiopt.c (cond_store_replacement): Use alias-set
6488 zero for conditional load and unconditional store.
6490 2017-10-24 H.J. Lu <hongjiu.lu@intel.com>
6492 * doc/install.texi: Document bootstrap-cet.
6494 2017-10-24 H.J. Lu <hongjiu.lu@intel.com>
6497 * config/i386/i386.c (rest_of_insert_endbranch): Don't insert
6498 ENDBR instruction at function entrance if function is only
6501 2017-10-24 Jakub Jelinek <jakub@redhat.com>
6504 * config/i386/i386.md (addcarry<mode>, subborrow<mode>): Change
6505 patterns to better describe from which operation the CF is computed.
6506 (addcarry<mode>_0, subborrow<mode>_0): New patterns.
6507 * config/i386/i386.c (ix86_expand_builtin) <case handlecarry>: Pass
6508 one LTU with [DT]Imode and another one with [SD]Imode. If arg0
6509 is 0, use _0 suffixed expanders instead of emitting a comparison
6512 2017-10-06 Sergey Shalnov <Sergey.Shalnov@intel.com>
6514 * config/i386/i386.md(*movsf_internal, *movdf_internal):
6515 Avoid 512-bit AVX modes for TARGET_PREFER_AVX256.
6517 2017-10-24 Eric Botcazou <ebotcazou@adacore.com>
6520 * tree-outof-ssa.h (always_initialized_rtx_for_ssa_name_p): Delete.
6521 * expr.c (expand_expr_real_1) <expand_decl_rtl>: Revert latest change.
6522 * loop-iv.c (iv_get_reaching_def): Likewise.
6523 * cfgexpand.c (expand_one_ssa_partition): Initialize the RTX if the
6524 variable is promoted and the partition contains undefined values.
6526 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
6528 * config/nios2/nios2.c (nios2_rtx_costs): Make costs better
6530 (nios2_address_cost): Define.
6531 (nios2_legitimize_address): Recognize (exp + constant) directly.
6532 (TARGET_ADDRESS_COST): Define.
6534 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
6536 * config/nios2/nios2-protos.h (nios2_large_constant_p): Declare.
6537 (nios2_symbolic_memory_operand_p): Declare.
6538 (nios2_split_large_constant): Declare.
6539 (nios2_split_symbolic_memory_operand): Declare.
6540 * config/nios2/nios2.c: Adjust includes.
6541 (nios2_symbolic_constant_allowed): New.
6542 (nios2_symbolic_constant_p): New.
6543 (nios2_plus_symbolic_constant_p): New.
6544 (nios2_valid_addr_expr_p): Recognize addresses involving
6546 (nios2_legitimate_address_p): Likewise, also LO_SUM.
6547 (nios2_symbolic_memory_operand_p): New.
6548 (nios2_large_constant_p): New.
6549 (nios2_split_large_constant): New.
6550 (nios2_split_plus_large_constant): New.
6551 (nios2_split_symbolic_memory_operand): New.
6552 (nios2_legitimize_address): Code refactoring. Handle addresses
6553 involving symbolic constants.
6554 (nios2_emit_move_sequence): Likewise.
6555 (nios2_print_operand): Improve error output.
6556 (nios2_print_operand_address): Handle LO_SUM.
6557 (nios2_cdx_narrow_form_p): Likewise.
6558 * config/nios2/nios2.md (movqi_internal): Add splitter for memory
6559 operands involving symbolic constants.
6560 (movhi_internal, movsi_internal): Likewise.
6561 (zero_extendhisi2, zero_extendqi<mode>2): Likewise.
6562 (extendhisi2, extendqi<mode>2): Likewise.
6564 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
6566 * tree-pass.h (PROP_rtl_split_insns): Define.
6567 * recog.c (pass_data_split_all_insns): Provide PROP_rtl_split_insns.
6569 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
6571 * config/nios2/nios2.c (TARGET_LRA_P): Don't override.
6573 2017-10-23 Jakub Jelinek <jakub@redhat.com>
6576 * target.def (const_not_ok_for_debug_p): Default to
6577 default_const_not_ok_for_debug_p instead of hook_bool_rtx_false.
6578 * targhooks.h (default_const_not_ok_for_debug_p): New declaration.
6579 * targhooks.c (default_const_not_ok_for_debug_p): New function.
6580 * dwarf2out.c (const_ok_for_output_1): Only reject UNSPECs for
6581 which targetm.const_not_ok_for_debug_p returned true.
6582 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Return true
6584 * config/powerpcspe/powerpcspe.c (rs6000_const_not_ok_for_debug_p):
6586 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): Likewise.
6587 * config/i386/i386.c (ix86_delegitimize_address_1): Don't delegitimize
6588 UNSPEC_GOTOFF with addend into addend - _GLOBAL_OFFSET_TABLE_ + symbol
6590 (ix86_const_not_ok_for_debug_p): New function.
6591 (i386_asm_output_addr_const_extra): Handle UNSPEC_GOTOFF.
6592 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6594 2017-10-23 David Malcolm <dmalcolm@redhat.com>
6597 * system.h: Conditionally include "unique-ptr.h" if
6598 INCLUDE_UNIQUE_PTR is defined.
6599 * unique-ptr-tests.cc: Remove include of "unique-ptr.h" in favor
6600 of defining INCLUDE_UNIQUE_PTR before including "system.h".
6602 2017-10-23 Sebastian Perta <sebastian.perta@renesas.com>
6604 * config/rl78/rl78.md: New define_expand "subdi3".
6606 2017-10-23 H.J. Lu <hongjiu.lu@intel.com>
6609 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Skip
6610 DF_REF_INSN if DF_REF_INSN_INFO is false.
6612 2017-10-23 Jan Hubicka <hubicka@ucw.cz>
6614 * i386.c (dimode_scalar_chain::compute_convert_gain): Use
6615 xmm_move instead of sse_move.
6616 (sse_store_index): New function.
6617 (ix86_register_move_cost): Be more sensible about mismatch stall;
6618 model AVX moves correctly; make difference between sse->integer and
6620 (ix86_builtin_vectorization_cost): Model correctly aligned and unaligned
6621 moves; make difference between SSE and AVX.
6622 * i386.h (processor_costs): Remove sse_move; add xmm_move, ymm_move
6623 and zmm_move. Increase size of sse load and store tables;
6624 add unaligned load and store tables; add ssemmx_to_integer.
6625 * x86-tune-costs.h: Update all entries according to real
6626 move latencies from Agner Fog's manual and chip documentation.
6628 2017-10-23 Jakub Jelinek <jakub@redhat.com>
6631 * config/i386/predicates.md (x86_64_dwzext_immediate_operand): New.
6632 * config/i386/constraints.md (Wf): New constraint.
6633 * config/i386/i386.md (UNSPEC_SBB): New unspec.
6634 (cmp<dwi>_doubleword): Removed.
6635 (sub<mode>3_carry_ccc, *sub<mode>3_carry_ccc_1): New patterns.
6636 (sub<mode>3_carry_ccgz): Use unspec instead of compare.
6637 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>: Don't
6638 expand with cmp<dwi>_doubleword. For LTU and GEU use
6639 sub<mode>3_carry_ccc instead of sub<mode>3_carry_ccgz and use CCCmode.
6641 * common.opt (gcolumn-info): Enable by default.
6642 * doc/invoke.texi (gcolumn-info): Document new default.
6644 2017-10-23 Richard Biener <rguenther@suse.de>
6646 PR tree-optimization/82672
6647 * graphite-isl-ast-to-gimple.c (graphite_copy_stmts_from_block):
6648 Fold the stmt if we propagated into it.
6650 2017-10-23 Richard Biener <rguenther@suse.de>
6652 * tree-ssa-pre.c (bitmap_remove_from_set): Rename to...
6653 (bitmap_remove_expr_from_set): ... this. All callers call this
6654 for non-constant values.
6655 (bitmap_set_subtract): Rename to...
6656 (bitmap_set_subtract_expressions): ... this. Adjust and
6658 (bitmap_set_contains_value): Remove superfluous check.
6659 (bitmap_set_replace_value): Inline into single caller ...
6660 (bitmap_value_replace_in_set): ... here and simplify.
6661 (dependent_clean): Merge into ...
6662 (clean): ... this using an overload. Adjust.
6663 (prune_clobbered_mems): Adjust.
6664 (compute_antic_aux): Likewise.
6665 (compute_partial_antic_aux): Likewise.
6667 2017-10-23 Richard Biener <rguenther@suse.de>
6669 PR tree-optimization/82129
6671 2017-08-01 Richard Biener <rguenther@suse.de>
6673 PR tree-optimization/81181
6674 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
6675 (compute_antic): ... end of iteration here.
6677 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
6679 * target.def (starting_frame_offset): New hook.
6680 * doc/tm.texi (STARTING_FRAME_OFFSET): Remove in favor of...
6681 (TARGET_STARTING_FRAME_OFFSET): ...this new hook.
6682 * doc/tm.texi.in: Regenerate.
6683 * hooks.h (hook_hwi_void_0): Declare.
6684 * hooks.c (hook_hwi_void_0): New function.
6685 * doc/rtl.texi: Refer to TARGET_STARTING_FRAME_OFFSET instead of
6686 STARTING_FRAME_OFFSET.
6687 * builtins.c (expand_builtin_setjmp_receiver): Likewise.
6688 * reload1.c (reload): Likewise.
6689 * cfgexpand.c (expand_used_vars): Use targetm.starting_frame_offset
6690 instead of STARTING_FRAME_OFFSET.
6691 * function.c (try_fit_stack_local): Likewise.
6692 (assign_stack_local_1): Likewise
6693 (instantiate_virtual_regs): Likewise.
6694 * rtlanal.c (rtx_addr_can_trap_p_1): Likewise.
6695 * config/avr/avr.md (nonlocal_goto_receiver): Likewise.
6696 * config/aarch64/aarch64.h (STARTING_FRAME_OFFSET): Delete.
6697 * config/alpha/alpha.h (STARTING_FRAME_OFFSET): Likewise.
6698 * config/arc/arc.h (STARTING_FRAME_OFFSET): Likewise.
6699 * config/arm/arm.h (STARTING_FRAME_OFFSET): Likewise.
6700 * config/bfin/bfin.h (STARTING_FRAME_OFFSET): Likewise.
6701 * config/c6x/c6x.h (STARTING_FRAME_OFFSET): Likewise.
6702 * config/cr16/cr16.h (STARTING_FRAME_OFFSET): Likewise.
6703 * config/cris/cris.h (STARTING_FRAME_OFFSET): Likewise.
6704 * config/fr30/fr30.h (STARTING_FRAME_OFFSET): Likewise.
6705 * config/frv/frv.h (STARTING_FRAME_OFFSET): Likewise.
6706 * config/ft32/ft32.h (STARTING_FRAME_OFFSET): Likewise.
6707 * config/h8300/h8300.h (STARTING_FRAME_OFFSET): Likewise.
6708 * config/i386/i386.h (STARTING_FRAME_OFFSET): Likewise.
6709 * config/ia64/ia64.h (STARTING_FRAME_OFFSET): Likewise.
6710 * config/m32c/m32c.h (STARTING_FRAME_OFFSET): Likewise.
6711 * config/m68k/m68k.h (STARTING_FRAME_OFFSET): Likewise.
6712 * config/mcore/mcore.h (STARTING_FRAME_OFFSET): Likewise.
6713 * config/mn10300/mn10300.h (STARTING_FRAME_OFFSET): Likewise.
6714 * config/moxie/moxie.h (STARTING_FRAME_OFFSET): Likewise.
6715 * config/msp430/msp430.h (STARTING_FRAME_OFFSET): Likewise.
6716 * config/nds32/nds32.h (STARTING_FRAME_OFFSET): Likewise.
6717 * config/nios2/nios2.h (STARTING_FRAME_OFFSET): Likewise.
6718 * config/nvptx/nvptx.h (STARTING_FRAME_OFFSET): Likewise.
6719 * config/pdp11/pdp11.h (STARTING_FRAME_OFFSET): Likewise.
6720 * config/riscv/riscv.h (STARTING_FRAME_OFFSET): Likewise.
6721 * config/rl78/rl78.h (STARTING_FRAME_OFFSET): Likewise.
6722 * config/rx/rx.h (STARTING_FRAME_OFFSET): Likewise.
6723 * config/s390/s390.h (STARTING_FRAME_OFFSET): Likewise.
6724 * config/sh/sh.h (STARTING_FRAME_OFFSET): Likewise.
6725 * config/sparc/sparc.c (sparc_compute_frame_size): Likewise.
6726 * config/sparc/sparc.h (STARTING_FRAME_OFFSET): Likewise.
6727 * config/spu/spu.h (STARTING_FRAME_OFFSET): Likewise.
6728 * config/stormy16/stormy16.h (STARTING_FRAME_OFFSET): Likewise.
6729 * config/tilegx/tilegx.h (STARTING_FRAME_OFFSET): Likewise.
6730 * config/tilepro/tilepro.h (STARTING_FRAME_OFFSET): Likewise.
6731 * config/v850/v850.h (STARTING_FRAME_OFFSET): Likewise.
6732 * config/visium/visium.h (STARTING_FRAME_OFFSET): Likewise.
6733 * config/avr/avr.h (STARTING_FRAME_OFFSET): Likewise.
6734 * config/avr/avr-protos.h (avr_starting_frame_offset): Likewise.
6735 * config/avr/avr.c (avr_starting_frame_offset): Make static and
6736 return a HOST_WIDE_INT.
6737 (avr_builtin_setjmp_frame_value): Use it instead of
6738 STARTING_FRAME_OFFSET.
6739 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6740 * config/epiphany/epiphany.h (STARTING_FRAME_OFFSET): Delete.
6741 * config/epiphany/epiphany.c (epiphany_starting_frame_offset):
6743 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6744 * config/iq2000/iq2000.h (STARTING_FRAME_OFFSET): Delete.
6745 * config/iq2000/iq2000.c (iq2000_starting_frame_offset): New function.
6746 (TARGET_CONSTANT_ALIGNMENT): Redefine.
6747 * config/lm32/lm32.h (STARTING_FRAME_OFFSET): Delete.
6748 * config/lm32/lm32.c (lm32_starting_frame_offset): New function.
6749 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6750 * config/m32r/m32r.h (STARTING_FRAME_OFFSET): Delete.
6751 * config/m32r/m32r.c (m32r_starting_frame_offset): New function.
6752 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6753 * config/microblaze/microblaze.h (STARTING_FRAME_OFFSET): Delete.
6754 * config/microblaze/microblaze.c (microblaze_starting_frame_offset):
6756 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6757 * config/mips/mips.h (STARTING_FRAME_OFFSET): Delete.
6758 * config/mips/mips.c (mips_compute_frame_info): Refer to
6759 TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET.
6760 (mips_starting_frame_offset): New function.
6761 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6762 * config/mmix/mmix.h (STARTING_FRAME_OFFSET): Delete.
6763 * config/mmix/mmix-protos.h (mmix_starting_frame_offset): Delete.
6764 * config/mmix/mmix.c (mmix_starting_frame_offset): Make static
6765 and return a HOST_WIDE_INT.
6766 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6767 (mmix_initial_elimination_offset): Refer to
6768 TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET.
6769 * config/pa/pa.h (STARTING_FRAME_OFFSET): Delete.
6770 * config/pa/pa.c (pa_starting_frame_offset): New function.
6771 (pa_compute_frame_size): Use it instead of STARTING_FRAME_OFFSET.
6772 (pa_expand_prologue): Likewise.
6773 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6774 * config/powerpcspe/aix.h (STARTING_FRAME_OFFSET): Split out
6775 !FRAME_GROWS_DOWNWARD handling to...
6776 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
6777 * config/powerpcspe/darwin.h (STARTING_FRAME_OFFSET): Split out
6778 !FRAME_GROWS_DOWNWARD handling to...
6779 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
6780 * config/powerpcspe/powerpcspe.h (STARTING_FRAME_OFFSET): Split out
6781 !FRAME_GROWS_DOWNWARD handling to...
6782 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
6783 * config/powerpcspe/powerpcspe.c (TARGET_STARTING_FRAME_OFFSET):
6785 (rs6000_starting_frame_offset): New function.
6786 * config/rs6000/aix.h (STARTING_FRAME_OFFSET): Split out
6787 !FRAME_GROWS_DOWNWARD handling to...
6788 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
6789 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Split out
6790 !FRAME_GROWS_DOWNWARD handling to...
6791 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
6792 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET): Split out
6793 !FRAME_GROWS_DOWNWARD handling to...
6794 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
6795 * config/rs6000/rs6000.c (TARGET_STARTING_FRAME_OFFSET): Refine.
6796 (rs6000_starting_frame_offset): New function.
6797 * config/vax/elf.h (STARTING_FRAME_OFFSET): Delete.
6798 * config/vax/vax.h (STARTING_FRAME_OFFSET): Delete.
6799 * config/vax/vax.c (vax_starting_frame_offset): New function.
6800 (vax_expand_prologue): Use it instead of STARTING_FRAME_OFFSET.
6801 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6802 * config/xtensa/xtensa.h (STARTING_FRAME_OFFSET): Delete.
6803 * config/xtensa/xtensa.c (xtensa_starting_frame_offset): New function.
6804 (TARGET_STARTING_FRAME_OFFSET): Redefine.
6805 * system.h (STARTING_FRAME_OFFSET): Poison.
6807 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
6809 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
6810 SCALAR_TYPE_MODE instead of TYPE_MODE.
6812 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
6813 Alan Hayward <alan.hayward@arm.com>
6814 David Sherwood <david.sherwood@arm.com>
6816 * dwarf2out.c (loc_list_from_tree_1): Use SCALAR_INT_TYPE_MODE
6818 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
6819 Alan Hayward <alan.hayward@arm.com>
6820 David Sherwood <david.sherwood@arm.com>
6822 * expmed.c (expand_shift_1): Use scalar_mode for scalar_mode.
6824 2017-10-23 Richard Biener <rguenther@suse.de>
6826 PR tree-optimization/82129
6827 * tree-ssa-pre.c (bitmap_set_and): Remove.
6828 (compute_antic_aux): Compute ANTIC_OUT intersection in a way
6829 canonicalizing expressions in the set to those with lowest
6830 ID rather than taking that from the first edge.
6832 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
6834 * combine.c (rtx_equal_for_field_assignment_p): Use
6835 byte_lowpart_offset.
6837 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6838 Alan Hayward <alan.hayward@arm.com>
6839 David Sherwood <david.sherwood@arm.com>
6841 * internal-fn.c (expand_direct_optab_fn): Don't assign directly
6842 to a SUBREG_PROMOTED_VAR.
6844 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6845 Alan Hayward <alan.hayward@arm.com>
6846 David Sherwood <david.sherwood@arm.com>
6848 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_PRECISION.
6849 (expand_debug_source_expr): Likewise.
6850 * combine.c (combine_simplify_rtx): Likewise.
6851 * cse.c (fold_rtx): Likewise.
6852 * optabs.c (expand_float): Likewise.
6853 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
6854 (simplify_binary_operation_1): Likewise.
6856 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6857 Alan Hayward <alan.hayward@arm.com>
6858 David Sherwood <david.sherwood@arm.com>
6860 * combine.c (simplify_comparison): Use HWI_COMPUTABLE_MODE_P.
6861 (record_promoted_value): Likewise.
6862 * expr.c (expand_expr_real_2): Likewise.
6863 * ree.c (update_reg_equal_equiv_notes): Likewise.
6864 (combine_set_extension): Likewise.
6865 * rtlanal.c (low_bitmask_len): Likewise.
6866 * simplify-rtx.c (neg_const_int): Likewise.
6867 (simplify_binary_operation_1): Likewise.
6869 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6870 Alan Hayward <alan.hayward@arm.com>
6871 David Sherwood <david.sherwood@arm.com>
6873 * lra-spills.c (assign_mem_slot): Use subreg_size_lowpart_offset.
6874 * regcprop.c (maybe_mode_change): Likewise.
6875 * reload1.c (alter_reg): Likewise.
6877 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6879 * inchash.h (inchash::hash::add_wide_int): New function.
6880 * lto-streamer-out.c (hash_tree): Use it.
6882 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6884 * inchash.h (inchash::hash::add_wide_int): Rename to...
6885 (inchash::hash::add_hwi): ...this.
6886 * ipa-devirt.c (hash_odr_vtable): Update accordingly.
6887 (polymorphic_call_target_hasher::hash): Likewise.
6888 * ipa-icf.c (sem_function::get_hash, sem_function::init): Likewise.
6889 (sem_item::add_expr, sem_item::add_type, sem_variable::get_hash)
6890 (sem_item_optimizer::update_hash_by_addr_refs): Likewise.
6891 * lto-streamer-out.c (hash_tree): Likewise.
6892 * optc-save-gen.awk: Likewise.
6893 * tree.c (add_expr): Likewise.
6895 2017-10-22 Uros Bizjak <ubizjak@gmail.com>
6898 * config/i386/i386.c (ix86_fp_compare_mode): Return CCFPmode
6899 for ordered inequality comparisons even with TARGET_IEEE_FP.
6901 2017-10-22 Uros Bizjak <ubizjak@gmail.com>
6904 * config/i386/i386.md (cmp<dwi>_doubleword): New pattern.
6905 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>:
6906 Expand with cmp<dwi>_doubleword.
6908 2017-10-21 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
6910 * extend.texi: Add x86 specific to 'nocf_check' attribute.
6911 List CET intrinsics.
6912 * invoke.texi: Add -mcet, -mibt, -mshstk options. Add x86
6913 specific to -fcf-protection option.
6915 2017-10-21 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
6917 * common/config/i386/i386-common.c (OPTION_MASK_ISA_IBT_SET): New.
6918 (OPTION_MASK_ISA_SHSTK_SET): Likewise.
6919 (OPTION_MASK_ISA_IBT_UNSET): Likewise.
6920 (OPTION_MASK_ISA_SHSTK_UNSET): Likewise.
6921 (ix86_handle_option): Add -mibt, -mshstk, -mcet handling.
6922 * config.gcc (extra_headers): Add cetintrin.h for x86 targets.
6923 (extra_objs): Add cet.o for Linux/x86 targets.
6924 (tmake_file): Add i386/t-cet for Linux/x86 targets.
6925 * config/i386/cet.c: New file.
6926 * config/i386/cetintrin.h: Likewise.
6927 * config/i386/t-cet: Likewise.
6928 * config/i386/cpuid.h (bit_SHSTK): New.
6929 (bit_IBT): Likewise.
6930 * config/i386/driver-i386.c (host_detect_local_cpu): Detect and
6931 pass IBT and SHSTK bits.
6932 * config/i386/i386-builtin-types.def
6933 (VOID_FTYPE_UNSIGNED_PVOID): New.
6934 (VOID_FTYPE_UINT64_PVOID): Likewise.
6935 * config/i386/i386-builtin.def: Add CET intrinsics.
6936 * config/i386/i386-c.c (ix86_target_macros_internal): Add
6937 OPTION_MASK_ISA_IBT, OPTION_MASK_ISA_SHSTK handling.
6938 * config/i386/i386-passes.def: Add pass_insert_endbranch pass.
6939 * config/i386/i386-protos.h (make_pass_insert_endbranch): New
6941 * config/i386/i386.c (rest_of_insert_endbranch): New.
6942 (pass_data_insert_endbranch): Likewise.
6943 (pass_insert_endbranch): Likewise.
6944 (make_pass_insert_endbranch): Likewise.
6945 (ix86_notrack_prefixed_insn_p): Likewise.
6946 (ix86_target_string): Add -mibt, -mshstk flags.
6947 (ix86_option_override_internal): Add flag_cf_protection
6949 (ix86_valid_target_attribute_inner_p): Set OPT_mibt, OPT_mshstk.
6950 (ix86_print_operand): Add 'notrack' prefix output.
6951 (ix86_init_mmx_sse_builtins): Add CET intrinsics.
6952 (ix86_expand_builtin): Expand CET intrinsics.
6953 (x86_output_mi_thunk): Add 'endbranch' instruction.
6954 * config/i386/i386.h (TARGET_IBT): New.
6955 (TARGET_IBT_P): Likewise.
6956 (TARGET_SHSTK): Likewise.
6957 (TARGET_SHSTK_P): Likewise.
6958 * config/i386/i386.md (unspecv): Add UNSPECV_NOP_RDSSP,
6959 UNSPECV_INCSSP, UNSPECV_SAVEPREVSSP, UNSPECV_RSTORSSP,
6960 UNSPECV_WRSS, UNSPECV_WRUSS, UNSPECV_SETSSBSY, UNSPECV_CLRSSBSY.
6961 (builtin_setjmp_setup): New pattern.
6962 (builtin_longjmp): Likewise.
6963 (rdssp<mode>): Likewise.
6964 (incssp<mode>): Likewise.
6965 (saveprevssp): Likewise.
6966 (rstorssp): Likewise.
6967 (wrss<mode>): Likewise.
6968 (wruss<mode>): Likewise.
6969 (setssbsy): Likewise.
6970 (clrssbsy): Likewise.
6971 (nop_endbr): Likewise.
6972 * config/i386/i386.opt: Add -mcet, -mibt, -mshstk and -mcet-switch
6974 * config/i386/immintrin.h: Include <cetintrin.h>.
6975 * config/i386/linux-common.h
6976 (file_end_indicate_exec_stack_and_cet): New prototype.
6977 (TARGET_ASM_FILE_END): New.
6979 2017-10-20 Jan Hubicka <hubicka@ucw.cz>
6981 * i386.c (ix86_builtin_vectorization_cost): Use existing rtx_cost
6982 latencies instead of having separate table; make difference between
6983 integer and float costs.
6984 * i386.h (processor_costs): Remove scalar_stmt_cost,
6985 scalar_load_cost, scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6986 scalar_to_vec_cost, vec_align_load_cost, vec_unalign_load_cost,
6988 * x86-tune-costs.h: Remove entries which has been removed in
6989 procesor_costs from all tables; make cond_taken_branch_cost
6990 and cond_not_taken_branch_cost COST_N_INSNS based.
6992 2017-10-20 Jan Hubicka <hubicka@ucw.cz>
6994 * x86-tune-costs.h (intel_cost, generic_cost): Fix move costs.
6996 2017-10-20 Jakub Jelinek <jakub@redhat.com>
6998 * config/i386/i386.md (isa): Remove fma_avx512f.
6999 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
7000 <avx512>_fmadd_<mode>_mask3<round_name>,
7001 <avx512>_fmsub_<mode>_mask<round_name>,
7002 <avx512>_fmsub_<mode>_mask3<round_name>,
7003 <avx512>_fnmadd_<mode>_mask<round_name>,
7004 <avx512>_fnmadd_<mode>_mask3<round_name>,
7005 <avx512>_fnmsub_<mode>_mask<round_name>,
7006 <avx512>_fnmsub_<mode>_mask3<round_name>,
7007 <avx512>_fmaddsub_<mode>_mask<round_name>,
7008 <avx512>_fmaddsub_<mode>_mask3<round_name>,
7009 <avx512>_fmsubadd_<mode>_mask<round_name>,
7010 <avx512>_fmsubadd_<mode>_mask3<round_name>): Remove isa attribute.
7011 (*vec_widen_umult_even_v16si<mask_name>,
7012 *vec_widen_smult_even_v16si<mask_name>): Likewise.
7013 (<mask_codefor>avx512bw_dbpsadbw<mode><mask_name>): Likewise.
7015 2017-10-20 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
7017 * extend.texi: Add 'nocf_check' documentation.
7018 * gimple.texi: Add second parameter to
7019 gimple_build_call_from_tree.
7020 * invoke.texi: Add -fcf-protection documentation.
7021 * rtl.texi: Add REG_CALL_NOTRACK documenation.
7023 2017-10-20 Richard Biener <rguenther@suse.de>
7025 PR tree-optimization/82473
7026 * tree-vect-loop.c (vectorizable_reduction): Properly get at
7027 the largest input type.
7029 2017-10-20 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
7031 * c-attribs.c (handle_nocf_check_attribute): New function.
7032 (c_common_attribute_table): Add 'nocf_check' handling.
7033 * gimple-parser.c: Add second argument NULL to
7034 gimple_build_call_from_tree.
7035 * attrib.c (comp_type_attributes): Check nocf_check attribute.
7036 * cfgexpand.c (expand_call_stmt): Set REG_CALL_NOCF_CHECK for
7038 * combine.c (distribute_notes): Add REG_CALL_NOCF_CHECK handling.
7039 * common.opt: Add fcf-protection flag.
7040 * emit-rtl.c (try_split): Add REG_CALL_NOCF_CHECK handling.
7041 * flag-types.h: Add enum cf_protection_level.
7042 * gimple.c (gimple_build_call_from_tree): Add second parameter.
7043 Add 'nocf_check' attribute propagation to gimple call.
7044 * gimple.h (gf_mask): Add GF_CALL_NOCF_CHECK.
7045 (gimple_build_call_from_tree): Update prototype.
7046 (gimple_call_nocf_check_p): New function.
7047 (gimple_call_set_nocf_check): Likewise.
7048 * gimplify.c: Add second argument to gimple_build_call_from_tree.
7049 * ipa-icf.c: Add nocf_check attribute in statement hash.
7050 * recog.c (peep2_attempt): Add REG_CALL_NOCF_CHECK handling.
7051 * reg-notes.def: Add REG_NOTE (CALL_NOCF_CHECK).
7052 * toplev.c (process_options): Add flag_cf_protection handling.
7054 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
7056 * x86-tune-costs.h (core_cost): Fix div, move and sqrt latencies.
7058 2017-10-20 Richard Biener <rguenther@suse.de>
7060 PR tree-optimization/82603
7061 * tree-if-conv.c (predicate_mem_writes): Make sure to only
7062 remove false predicated stores.
7064 2017-10-20 Richard Biener <rguenther@suse.de>
7066 * graphite-isl-ast-to-gimple.c
7067 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block):
7068 Remove return value and simplify, dump copied stmt after lhs
7070 (translate_isl_ast_to_gimple::translate_isl_ast_node_user):
7071 Reduce dump verbosity.
7072 (gsi_insert_earliest): Likewise.
7073 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Adjust.
7074 * graphite.c (print_global_statistics): Adjust dumping.
7075 (print_graphite_scop_statistics): Likewise.
7076 (print_graphite_statistics): Do not dump loops here.
7077 (graphite_transform_loops): But here.
7079 2017-10-20 Nicolas Roche <roche@adacore.com>
7081 * configure.ac (ACX_PROG_GNAT): Append "libgnat" to include search dir.
7082 * configure: Regenerate.
7084 2017-10-20 Jakub Jelinek <jakub@redhat.com>
7087 * tree-cfg.c (pass_warn_function_return::execute): In noreturn
7088 functions when optimizing replace GIMPLE_RETURN stmts with
7089 calls to __builtin_unreachable ().
7092 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Add libtsan_preinit.o
7093 for -fsanitize=thread link of executables.
7094 (LIBLSAN_EARLY_SPEC): Add liblsan_preinit.o for -fsanitize=leak
7095 link of executables.
7098 * config/i386/sse.md (VI248_AVX2, VI248_AVX512BW, VI248_AVX512BW_2):
7100 (<shift_insn><mode>3<mask_name>): Change the last of the 3
7101 define_insns for logical vector shifts to use VI248_AVX512BW
7102 iterator instead of VI48_AVX512, remove <mask_mode512bit_condition>
7103 condition, useless isa and prefix attributes. Change the first
7104 2 of these define_insns to ...
7105 (<mask_codefor><shift_insn><mode>3<mask_name>): ... this, new
7106 define_insn for avx512vl.
7107 (<shift_insn><mode>3): ... and this, new define_insn without
7108 masking for non-avx512vl.
7111 * config/i386/sse.md (*andnot<mode>3,
7112 <mask_codefor><code><mode>3<mask_name>, *<code><mode>3): Split
7113 (=v,v,vm) alternative into (=x,x,xm) and (=v,v,vm), for 128-bit
7114 and 256-bit vectors, the (=x,x,xm) alternative and when mask is
7115 not applied use empty suffix even for TARGET_AVX512VL.
7116 * config/i386/subst.md (mask_prefix3, mask_prefix4): When mask
7117 is applied, supply evex,evex or evex,evex,evex instead of just
7120 2017-10-20 Julia Koval <julia.koval@intel.com>
7122 * common/config/i386/i386-common.c (OPTION_MASK_ISA_GFNI_SET,
7123 (OPTION_MASK_ISA_GFNI_UNSET): New.
7124 (ix86_handle_option): Handle OPT_mgfni.
7125 * config/i386/cpuid.h (bit_GFNI): New.
7126 * config/i386/driver-i386.c (host_detect_local_cpu): Detect gfni.
7127 * config/i386/i386-c.c (ix86_target_macros_internal): Define __GFNI__.
7128 * config/i386/i386.c (ix86_target_string): Add -mgfni.
7129 (ix86_valid_target_attribute_inner_p): Add OPT_mgfni.
7130 * config/i386/i386.h (TARGET_GFNI, TARGET_GFNI_P): New.
7131 * config/i386/i386.opt: Add mgfni.
7133 2017-10-20 Orlando Arias <oarias@knights.ucf.edu>
7135 * config/msp430/msp430.c (msp430_option_override): Disable
7136 -fdelete-null-pointer-checks.
7137 * doc/invoke.text (-fdelete-null-pointer-checks): Document that.
7139 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
7141 * x86-tune-costs.h (generic_cost, core_cost): Correct costs
7142 of x87 and SSE instructions.
7144 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
7146 * asan.c (create_cond_insert_point): Do not update edge count.
7147 * auto-profile.c (afdo_propagate_edge): Update for edge count removal.
7148 (afdo_propagate_circuit): Likewise.
7149 (afdo_calculate_branch_prob): Likewise.
7150 (afdo_annotate_cfg): Likewise.
7151 * basic-block.h (struct edge_def): Remove count.
7152 (edge_def::count): New accessor.
7153 * bb-reorder.c (rotate_loop): Update.
7154 (find_traces_1_round): Update.
7155 (connect_traces): Update.
7156 (sanitize_hot_paths): Update.
7157 * cfg.c (unchecked_make_edge): Update.
7158 (make_single_succ_edge): Update.
7159 (check_bb_profile): Update.
7160 (dump_edge_info): Update.
7161 (update_bb_profile_for_threading): Update.
7162 (scale_bbs_frequencies_int): Update.
7163 (scale_bbs_frequencies_gcov_type): Update.
7164 (scale_bbs_frequencies_profile_count): Update.
7165 (scale_bbs_frequencies): Update.
7166 * cfganal.c (connect_infinite_loops_to_exit): Update.
7167 * cfgbuild.c (compute_outgoing_frequencies): Update.
7168 (find_many_sub_basic_blocks): Update.
7169 * cfgcleanup.c (try_forward_edges): Update.
7170 (try_crossjump_to_edge): Update
7171 * cfgexpand.c (expand_gimple_cond): Update
7172 (expand_gimple_tailcall): Update
7173 (construct_exit_block): Update
7174 * cfghooks.c (verify_flow_info): Update
7175 (redirect_edge_succ_nodup): Update
7176 (split_edge): Update
7177 (make_forwarder_block): Update
7178 (duplicate_block): Update
7179 (account_profile_record): Update
7180 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
7181 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
7182 * cfgloopmanip.c (scale_loop_profile): Update.
7184 (lv_adjust_loop_entry_edge): Update.
7185 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
7186 (force_nonfallthru_and_redirect): Update.
7187 (purge_dead_edges): Update.
7188 (rtl_flow_call_edges_add): Update.
7189 * cgraphunit.c (init_lowered_empty_function): Update.
7190 (cgraph_node::expand_thunk): Update.
7191 * gimple-pretty-print.c (dump_probability): Update.
7192 (dump_edge_probability): Update.
7193 * gimple-ssa-isolate-paths.c (isolate_path): Update.
7194 * haifa-sched.c (sched_create_recovery_edges): Update.
7195 * hsa-gen.c (convert_switch_statements): Update.
7196 * ifcvt.c (dead_or_predicable): Update.
7197 * ipa-inline-transform.c (inline_transform): Update.
7198 * ipa-split.c (split_function): Update.
7199 * ipa-utils.c (ipa_merge_profiles): Update.
7200 * loop-doloop.c (add_test): Update.
7201 * loop-unroll.c (unroll_loop_runtime_iterations): Update.
7202 * lto-streamer-in.c (input_cfg): Update.
7203 (input_function): Update.
7204 * lto-streamer-out.c (output_cfg): Update.
7205 * modulo-sched.c (sms_schedule): Update.
7206 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
7207 * predict.c (maybe_hot_edge_p): Update.
7208 (unlikely_executed_edge_p): Update.
7209 (probably_never_executed_edge_p): Update.
7210 (dump_prediction): Update.
7211 (drop_profile): Update.
7212 (propagate_unlikely_bbs_forward): Update.
7213 (determine_unlikely_bbs): Update.
7214 (force_edge_cold): Update.
7215 * profile.c (compute_branch_probabilities): Update.
7216 * reg-stack.c (better_edge): Update.
7217 * shrink-wrap.c (handle_simple_exit): Update.
7218 * tracer.c (better_p): Update.
7219 * trans-mem.c (expand_transaction): Update.
7220 (split_bb_make_tm_edge): Update.
7221 * tree-call-cdce.c: Update.
7222 * tree-cfg.c (gimple_find_sub_bbs): Update.
7223 (gimple_split_edge): Update.
7224 (gimple_duplicate_sese_region): Update.
7225 (gimple_duplicate_sese_tail): Update.
7226 (gimple_flow_call_edges_add): Update.
7227 (insert_cond_bb): Update.
7228 (execute_fixup_cfg): Update.
7229 * tree-cfgcleanup.c (cleanup_control_expr_graph): Update.
7230 * tree-complex.c (expand_complex_div_wide): Update.
7231 * tree-eh.c (lower_resx): Update.
7232 (unsplit_eh): Update.
7233 (cleanup_empty_eh_move_lp): Update.
7234 * tree-inline.c (copy_edges_for_bb): Update.
7235 (freqs_to_counts): Update.
7236 (copy_cfg_body): Update.
7237 * tree-ssa-dce.c (remove_dead_stmt): Update.
7238 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
7239 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
7240 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
7241 (unloop_loops): Update.
7242 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
7243 * tree-ssa-loop-split.c (connect_loops): Update.
7244 (split_loop): Update.
7245 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
7246 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
7247 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
7248 * tree-ssa-reassoc.c (branch_fixup): Update.
7249 * tree-ssa-tail-merge.c (replace_block_by): Update.
7250 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
7251 (compute_path_counts): Update.
7252 (update_profile): Update.
7253 (recompute_probabilities): Update.
7254 (update_joiner_offpath_counts): Update.
7255 (estimated_freqs_path): Update.
7256 (freqs_to_counts_path): Update.
7257 (clear_counts_path): Update.
7258 (ssa_fix_duplicate_block_edges): Update.
7259 (duplicate_thread_path): Update.
7260 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
7261 (case_bit_test_cmp): Update.
7262 (collect_switch_conv_info): Update.
7263 (gen_inbound_check): Update.
7264 (do_jump_if_equal): Update.
7265 (emit_cmp_and_jump_insns): Update.
7266 * tree-tailcall.c (decrease_profile): Update.
7267 (eliminate_tail_call): Update.
7268 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
7269 (vect_do_peeling): Update.
7270 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
7271 * ubsan.c (ubsan_expand_null_ifn): Update.
7272 (ubsan_expand_ptr_ifn): Update.
7273 * value-prof.c (gimple_divmod_fixed_value): Update.
7274 (gimple_mod_pow2): Update.
7275 (gimple_mod_subtract): Update.
7276 (gimple_ic): Update.
7277 (gimple_stringop_fixed_value): Update.
7279 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
7282 * config/i386/i386.md (sub to cmp): New peephole2 pattern.
7284 2017-10-19 Alexander Monakov <amonakov@ispras.ru>
7286 PR rtl-optimization/82395
7287 * ira-color.c (allocno_priority_compare_func): Fix comparison step
7288 based on non_spilled_static_chain_regno_p.
7290 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
7292 * config/i386/i386.c (output_387_binary_op): Rewrite SSE part.
7293 (ix86_emit_mode_set): Rewrite insn mnemonic construction.
7294 (ix86_prepare_fp_compare_args): Redefine is_sse as bool.
7296 2017-10-19 Martin Sebor <msebor@redhat.com>
7298 PR tree-optimization/82596
7299 * tree.c (array_at_struct_end_p): Handle STRING_CST.
7301 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
7303 * asan.c (handle_builtin_alloca): Deal with all alloca variants.
7304 (get_mem_refs_of_builtin_call): Likewise.
7305 * builtins.c (expand_builtin_apply): Adjust call to
7306 allocate_dynamic_stack_space.
7307 (expand_builtin_alloca): For __builtin_alloca_with_align_and_max, pass
7308 the third argument to allocate_dynamic_stack_space, otherwise -1.
7309 (expand_builtin): Deal with all alloca variants.
7310 (is_inexpensive_builtin): Likewise.
7311 * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX): New.
7312 * calls.c (special_function_p): Deal with all alloca variants.
7313 (initialize_argument_information): Adjust call to
7314 allocate_dynamic_stack_space.
7315 (expand_call): Likewise.
7316 * cfgexpand.c (expand_call_stmt): Deal with all alloca variants.
7317 * doc/extend.texi (Built-ins): Add __builtin_alloca_with_align_and_max
7318 * explow.c (allocate_dynamic_stack_space): Add MAX_SIZE parameter and
7319 use it for the stack usage computation.
7320 * explow.h (allocate_dynamic_stack_space): Adjust prototype.
7321 * function.c (gimplify_parameters): Call build_alloca_call_expr.
7322 * gimple-ssa-warn-alloca.c (alloca_call_type): Simplify control flow.
7323 Take into account 3rd argument of __builtin_alloca_with_align_and_max.
7324 (in_loop_p): Remove first argument and useless check.
7325 (pass_walloca::execute): Remove useless test and adjust call to above.
7326 * gimple.c (gimple_build_call_from_tree): Deal with all alloc variants
7327 * gimplify.c (gimplify_vla_decl): Call build_alloca_call_expr.
7328 (gimplify_call_expr): Deal with all alloca variants.
7329 * hsa-gen.c (gen_hsa_alloca): Likewise.
7330 (gen_hsa_insns_for_call): Likewise.
7331 * ipa-pure-const.c (special_builtin_state): Likewise.
7332 * tree-chkp.c (chkp_build_returned_bound): Likewise.
7333 * tree-object-size.c (alloc_object_size): Likewise.
7334 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
7335 (call_may_clobber_ref_p_1): Likewise.
7336 * tree-ssa-ccp.c (evaluate_stmt): Likewise.
7337 (ccp_fold_stmt): Likewise.
7338 (optimize_stack_restore): Likewise.
7339 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7340 (mark_all_reaching_defs_necessary_1): Likewise.
7341 (propagate_necessity): Likewise.
7342 (eliminate_unnecessary_stmts): Likewise.
7343 * tree.c (build_common_builtin_nodes): Build
7344 BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX.
7345 (build_alloca_call_expr): New function.
7346 * tree.h (ALLOCA_FUNCTION_CODE_P): New macro.
7347 (CASE_BUILT_IN_ALLOCA): Likewise.
7348 (build_alloca_call_expr): Declare.
7349 * varasm.c (incorporeal_function_p): Deal with all alloca variants.
7351 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
7354 * dwarf2out.c (new_die_raw): New static inline function.
7355 (new_die): Use it to create the DIE.
7356 (add_AT_external_die_ref): Likewise.
7357 (clone_die): Likewise.
7358 (clone_as_declaration): Likewise.
7359 (dwarf2out_vms_debug_main_pointer): Likewise.
7360 (base_type_die): Likewise. Remove early return for corner cases.
7361 Do not call add_pubtype on the DIE here.
7362 (is_base_type): Remove ERROR_MARK and return 0 for VOID_TYPE.
7363 (modified_type_die): Adjust the lookup for reverse order DIEs. Skip
7364 typedefs for base types with DW_AT_endianity. Make sure a DIE with
7365 native order exists for base types, attach the DIE manually and call
7366 add_pubtype on it. Do not equate a reverse order DIE to the type.
7368 2017-10-19 Richard Earnshaw <rearnsha@arm.com>
7370 * config/arm/arm.c (align_ok_ldrd_strd): New function.
7371 (mem_ok_for_ldrd_strd): New parameter align. Extract the alignment of
7373 (gen_operands_ldrd_strd): Validate the alignment of the accesses.
7375 2017-10-19 Jakub Jelinek <jakub@redhat.com>
7377 * flag-types.h (enum sanitize_code): Add SANITIZE_BUILTIN. Or
7378 SANITIZE_BUILTIN into SANITIZE_UNDEFINED.
7379 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN,
7380 BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN_ABORT): New builtins.
7381 * opts.c (sanitizer_opts): Add builtin.
7382 * ubsan.c (instrument_builtin): New function.
7383 (pass_ubsan::execute): Call it.
7384 (pass_ubsan::gate): Enable even for SANITIZE_BUILTIN.
7385 * doc/invoke.texi: Document -fsanitize=builtin.
7387 * ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
7388 builtins, store max (log2 (align), 0) into uchar field instead of
7389 align into uptr field.
7390 (ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
7391 store uchar 0 field instead of uptr 0 field.
7392 (instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
7393 instead of passing one address of struct with 2 locations pass
7394 two addresses of structs with 1 location each.
7395 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
7396 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
7397 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
7398 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
7399 (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
7400 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
7401 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
7402 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
7404 2017-10-19 Martin Liska <mliska@suse.cz>
7407 * file-find.c (remove_prefix): Remove.
7408 * file-find.h (remove_prefix): Likewise.
7409 * gcc-ar.c: Remove smartness of lookup.
7411 2017-10-19 Segher Boessenkool <segher@kernel.crashing.org>
7413 * config/rs6000/rs6000.md (*call_indirect_aix<mode>,
7414 *call_value_indirect_aix<mode>, *call_indirect_elfv2<mode>,
7415 *call_value_indirect_elfv2<mode>): Add correct mode to the unspec.
7417 2017-10-19 Jakub Jelinek <jakub@redhat.com>
7420 * config/i386/i386.md (setcc + movzbl to xor + setcc): New peephole2.
7421 (setcc + and to xor + setcc): New peephole2.
7423 2017-10-19 Tom de Vries <tom@codesourcery.com>
7425 * doc/sourcebuild.texi (Test Directives, Variants of
7426 dg-require-support): Add dg-require-stack-size.
7428 2017-10-19 Martin Liska <mliska@suse.cz>
7431 * gimplify.c (gimplify_decl_expr): Do not instrument variables
7432 that have a large alignment.
7433 (gimplify_target_expr): Likewise.
7435 2017-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7437 PR rtl-optimization/82602
7438 * ira.c (rtx_moveable_p): Return false for volatile asm.
7440 2017-10-18 Uros Bizjak <ubizjak@gmail.com>
7443 * config/i386/i386-modes.def (CCGZ): New CC mode.
7444 * config/i386/i386.md (sub<mode>3_carry_ccgz): New insn pattern.
7445 * config/i386/predicates.md (ix86_comparison_operator):
7447 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>:
7448 Emulate LE, LEU, GT, GTU, LT, LTU, GE and GEU double-word comparisons
7449 with double-word subtraction.
7450 (put_condition_code): Handle CCGZmode.
7452 2017-10-18 Aldy Hernandez <aldyh@redhat.com>
7454 * wide-int.cc (debug (const wide_int &)): New.
7455 (debug (const wide_int *)): New.
7456 (debug (const widest_int &)): New.
7457 (debug (const widest_int *)): New.
7459 2017-10-18 Vladimir Makarov <vmakarov@redhat.com>
7462 * lra-constraints.c (curr_insn_transform): Use non-input operand
7463 instead of output one for matched reload.
7465 2017-10-18 Bin Cheng <bin.cheng@arm.com>
7467 * tree-loop-distribution.c (INCLUDE_ALGORITHM): New header file.
7468 (tree-ssa-loop-ivopts.h): New header file.
7469 (struct builtin_info): New fields.
7470 (classify_builtin_1): Compute and record base and offset parts for
7471 memset builtin partition by calling strip_offset.
7472 (offset_cmp, fuse_memset_builtins): New functions.
7473 (finalize_partitions): Fuse adjacent memset partitions by calling
7475 * tree-ssa-loop-ivopts.c (strip_offset): Delete static declaration.
7476 Expose the interface.
7477 * tree-ssa-loop-ivopts.h (strip_offset): New declaration.
7479 2017-10-18 Bin Cheng <bin.cheng@arm.com>
7481 PR tree-optimization/82574
7482 * tree-loop-distribution.c (find_single_drs): New parameter. Check
7483 that data reference must be executed exactly once per iteration
7484 against the outermost loop in nest.
7485 (classify_partition): Update call to above function.
7487 2017-10-18 Richard Biener <rguenther@suse.de>
7489 PR tree-optimization/82591
7490 * graphite.c (graphite_transform_loops): Move code gen message
7492 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
7493 Here. Handle scop_to_isl_ast failing.
7494 (scop_to_isl_ast): Limit the number of ISL operations.
7496 2017-10-18 Richard Biener <rguenther@suse.de>
7498 * graphite-isl-ast-to-gimple.c
7499 (translate_isl_ast_to_gimple::set_rename): Simplify.
7500 (translate_isl_ast_to_gimple::set_rename_for_each_def): Inline...
7501 (graphite_copy_stmts_from_block): ... here.
7502 (copy_bb_and_scalar_dependences): Simplify.
7503 (add_parameters_to_ivs_params): Canonicalize.
7504 (generate_entry_out_of_ssa_copies): Simplify.
7505 * graphite-sese-to-poly.c (extract_affine_name): Simplify
7506 by passing in ISL dimension.
7507 (parameter_index_in_region_1): Rename to ...
7508 (parameter_index_in_region): ... this.
7509 (extract_affine): Adjust assert, pass down parameter index.
7510 (add_param_constraints): Use range-info when available.
7511 (build_scop_context): Adjust.
7512 * sese.c (new_sese_info): Adjust.
7513 (free_sese_info): Likewise.
7514 * sese.h (bb_map_t, rename_map_t, phi_rename, init_back_edge_pair_t):
7515 Remove unused typedefs.
7516 (struct sese_info_t): Simplify rename_map, remove incomplete_phis.
7518 2017-10-18 Martin Liska <mliska@suse.cz>
7520 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7522 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
7524 * config/s390/s390.c (s390_bb_fallthru_entry_likely): New function.
7525 (s390_sched_init): Do not reset s390_sched_state if we entered the
7526 current basic block via a fallthru edge and all others are unlikely.
7528 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
7530 * config/s390/s390.c (NUM_SIDES): New variable.
7531 (LONGRUNNING_THRESHOLD): New variable.
7532 (LATENCY_FACTOR): New variable.
7533 (s390_sched_score): Decrease score for long-running instructions on
7535 (s390_sched_variable_issue): Perform bookkeeping for long-running
7538 2017-10-18 Richard Biener <rguenther@suse.de>
7540 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7541 Simplify with removal of the parameter rename map.
7542 (set_rename): Likewise.
7543 (should_copy_to_new_region): Likewise.
7544 (graphite_copy_stmts_from_block): Likewise.
7545 (copy_bb_and_scalar_dependences): Remove initialization of
7546 unused copied_bb_map.
7548 (copy_internal_parameters): Likewise.
7549 (graphite_regenerate_ast_isl): Do not call copy_internal_parameters.
7550 * graphite-scop-detection.c (scop_detection::stmt_simple_for_scop_p):
7551 Use INTEGRAL_TYPE_P.
7552 (parameter_index_in_region_1): Rename to ...
7553 (assign_parameter_index_in_region): ... this. Assert we have
7554 a parameter we handle.
7555 (scan_tree_for_params): Adjust.
7556 * sese.h (parameter_rename_map_t): Remove.
7557 (struct sese_info_t): Remove unused parameter_rename_map and
7558 copied_bb_map members.
7559 * sese.c (new_sese_info): Adjust.
7560 (free_sese_info): Likewise.
7562 2017-10-18 Martin Liska <mliska@suse.cz>
7565 * asan.c (asan_expand_poison_ifn): Do not put gimple stmt
7566 on an abnormal edge.
7568 2017-10-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7570 * doc/invoke.texi (ffunction-sections and fdata-sections):
7573 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
7575 * tree-ssa-loop-ivopts.c (add_autoinc_candidates): Bail out only if
7576 the use statement can throw internally.
7578 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
7580 * config/visium/visium.c (visium_select_cc_mode): Return CCmode for
7581 any RTX present on the RHS of a SET.
7582 * compare-elim.c (try_eliminate_compare): Restore comment.
7584 2017-10-17 Jakub Jelinek <jakub@redhat.com>
7586 * langhooks.h (struct lang_hooks): Document that tree_size langhook
7587 may be also called on tcc_type nodes.
7588 * langhooks.c (lhd_tree_size): Likewise.
7590 2017-10-17 David Malcolm <dmalcolm@redhat.com>
7592 * gimple-ssa-sprintf.c (fmtwarn): Update for changed signature of
7593 format_warning_at_substring.
7594 (maybe_warn): Convert source_range * param to a location_t. Pass
7595 UNKNOWN_LOCATION rather than NULL to fmtwarn.
7596 (format_directive): Remove code to extract source_ranges and
7597 source_range * in favor of just a location_t.
7598 (parse_directive): Pass UNKNOWN_LOCATION rather than NULL to
7600 * substring-locations.c (format_warning_va): Convert
7601 source_range * param to a location_t.
7602 (format_warning_at_substring): Likewise.
7603 * substring-locations.h (format_warning_va): Likewise.
7604 (format_warning_at_substring): Likewise.
7606 2017-10-17 Jan Hubicka <hubicka@ucw.cz>
7608 * target.h (enum vect_cost_for_stmt): Add vec_gather_load and
7610 * tree-vect-stmts.c (record_stmt_cost): Make difference between normal
7611 and scatter/gather ops.
7613 * aarch64/aarch64.c (aarch64_builtin_vectorization_cost): Add
7614 vec_gather_load and vec_scatter_store.
7615 * arm/arm.c (arm_builtin_vectorization_cost): Likewise.
7616 * powerpcspe/powerpcspe.c (rs6000_builtin_vectorization_cost): Likewise.
7617 * rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Likewise.
7618 * s390/s390.c (s390_builtin_vectorization_cost): Likewise.
7619 * spu/spu.c (spu_builtin_vectorization_cost): Likewise.
7620 * i386/i386.c (x86_builtin_vectorization_cost): Likewise.
7622 2017-10-17 Uros Bizjak <ubizjak@gmail.com>
7624 * reg-stack.c (compare_for_stack_reg): Add bool argument.
7625 Detect FTST instruction and handle its register pops. Only pop
7626 second operand if can_pop_second_op is true.
7627 (subst_stack_regs_pat) <case COMPARE>: Detect FCOMI instruction to
7628 set can_pop_second_op to false in the compare_for_stack_reg call.
7630 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Only call
7631 output_fp_compare for stack register operands.
7632 * config/i386/i386.c (output_fp_compare): Do not output SSE compare
7633 instructions here. Do not emit stack register pops here. Assert
7634 that FCOMPP pops next to top stack register. Rewrite function.
7636 2017-10-17 Nathan Sidwell <nathan@acm.org>
7639 * alias.c (compare_base_decls): Check HAS_DECL_ASSEMBLER_NAME_P,
7640 use DECL_ASSEMBLER_NAME_RAW.
7643 * tree.c (tree_code_size): Reformat. Punt to lang hook for unknown
7646 2017-10-17 Qing Zhao <qing.zhao@oracle.com>
7647 Wilco Dijkstra <wilco.dijkstra@arm.com>
7649 * builtins.c (expand_builtin_update_setjmp_buf): Add a
7650 converstion to Pmode from the buf_addr.
7652 2017-10-17 Richard Biener <rguenther@suse.de>
7654 * graphite-dependences.c (scop_get_reads_and_writes): Change
7655 output parameters to references.
7657 2017-10-17 Jackson Woodruff <jackson.woodruff@arm.com>
7659 PR 71026/tree-optimization
7660 * fold-const.c (distribute_real_division): Removed.
7661 (fold_binary_loc): Remove calls to distribute_real_divison.
7663 2017-10-17 Richard Biener <rguenther@suse.de>
7665 * graphite-scop-detection.c
7666 (scop_detection::stmt_has_simple_data_refs_p): Always use
7667 the full nest as region.
7668 (try_generate_gimple_bb): Likewise.
7669 * sese.c (scalar_evolution_in_region): Simplify now that
7670 SCEV can handle instantiation in regions.
7671 * tree-scalar-evolution.c (instantiate_scev_name): Also instantiate
7672 in the non-loop part of a function if requested.
7674 2017-10-17 Richard Biener <rguenther@suse.de>
7676 PR tree-optimization/82563
7677 * graphite-isl-ast-to-gimple.c (generate_entry_out_of_ssa_copies):
7679 (graphite_regenerate_ast_isl): Call it.
7680 * graphite-scop-detection.c (build_scops): Remove entry edge split.
7682 2017-10-17 Jakub Jelinek <jakub@redhat.com>
7684 PR tree-optimization/82549
7685 * fold-const.c (optimize_bit_field_compare, fold_truth_andor_1):
7686 Formatting fixes. Instead of calling make_bit_field_ref with negative
7689 2017-10-17 Olga Makhotina <olga.makhotina@intel.com>
7691 * config/i386/avx512dqintrin.h (_mm_mask_reduce_sd,
7692 _mm_maskz_reduce_sd, _mm_mask_reduce_ss,=20
7693 _mm_maskz_reduce_ss): New.
7694 * config/i386/i386-builtin.def (__builtin_ia32_reducesd_mask,
7695 __builtin_ia32_reducess_mask): Ditto..
7696 (__builtin_ia32_reducesd, __builtin_ia32_reducess): Remove.
7697 * config/i386/sse.md (reduces<mode>): Renamed to ...
7698 (reduces<mode><mask_scalar_name>): ... this.
7699 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0|%0, %1, %2, %3}):
7701 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0<mask_scalar_operand4>|
7702 %0<mask_scalar_operand4>, %1, %2, %3}): ... this.
7704 2017-10-16 David Malcolm <dmalcolm@redhat.com>
7706 * Makefile.in (OBJS): Add unique-ptr-tests.o.
7707 * selftest-run-tests.c (selftest::run_tests): Call
7708 selftest::unique_ptr_tests_cc_tests.
7709 * selftest.h (selftest::unique_ptr_tests_cc_tests): New decl.
7710 * unique-ptr-tests.cc: New file.
7712 2017-10-16 Vladimir Makarov <vmakarov@redhat.com>
7715 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
7717 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
7718 (make_hard_regno_born, make_hard_regno_dead): Update
7719 bb_killed_pseudos and bb_gen_pseudos for fixed regs.
7721 2017-10-16 Jeff Law <law@redhat.com>
7723 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
7725 2017-10-16 Jan Hubicka <hubicka@ucw.cz>
7727 * x86-tune-costs.h (znver1_cost): Fix move cost tables.
7729 2017-10-16 Olivier Hainque <hainque@adacore.com>
7731 * gcc/config.gcc (powerpc*-*-*spe*): Pick 8548 as the default
7732 with_cpu if we were configured for an e500v2 target cpu name.
7734 2017-10-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
7736 * config/arm/arm-cpus.in (cortex-m33): Add nodsp option.
7737 * doc/invoke.texi: Document +nodsp as a valid extension for
7740 2017-10-16 Martin Liska <mliska@suse.cz>
7742 * sbitmap.c (bitmap_bit_in_range_p_checking): New function.
7743 (test_set_range): Likewise.
7744 (test_range_functions): Rename to ...
7745 (test_bit_in_range): ... this.
7746 (sbitmap_c_tests): Add new test.
7748 2017-10-16 Tamar Christina <tamar.christina@arm.com>
7750 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
7752 (vdot_lane_u32, vdot_laneq_u32, vdotq_lane_u32, vdotq_laneq_u32): New.
7753 (vdot_lane_s32, vdot_laneq_s32, vdotq_lane_s32, vdotq_laneq_s32): New.
7755 2017-10-16 Tamar Christina <tamar.christina@arm.com>
7757 * config/aarch64/aarch64-builtins.c
7758 (aarch64_types_quadopu_lane_qualifiers): New.
7759 (TYPES_QUADOPU_LANE): New.
7760 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): New.
7761 (<sur>dot_prod<vsi2qi>, aarch64_<sur>dot_lane<vsi2qi>): New.
7762 (aarch64_<sur>dot_laneq<vsi2qi>): New.
7763 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): New.
7764 (sdot_lane, udot_lane, sdot_laneq, udot_laneq): New.
7765 * config/aarch64/iterators.md (sur): Add UNSPEC_SDOT, UNSPEC_UDOT.
7766 (Vdottype, DOTPROD): New.
7767 (sur): Add SDOT and UDOT.
7769 2017-10-16 Tamar Christina <tamar.christina@arm.com>
7771 * config/aarch64/aarch64.h (AARCH64_FL_DOTPROD): New.
7772 (AARCH64_ISA_DOTPROD, TARGET_DOTPROD): New.
7773 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
7775 * config/aarch64/aarch64-option-extensions.def (dotprod): New.
7776 * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75):
7777 Enable TARGET_DOTPROD.
7778 (cortex-a75.cortex-a55): Likewise.
7779 * doc/invoke.texi (aarch64-feature-modifiers): Document dotprod.
7781 2017-10-16 Tamar Christina <tamar.christina@arm.com>
7783 * config/arm/arm-builtins.c (arm_unsigned_uternop_qualifiers): New.
7784 (UTERNOP_QUALIFIERS, arm_umac_lane_qualifiers, UMAC_LANE_QUALIFIERS):
7786 * config/arm/arm_neon_builtins.def (sdot, udot, sdot_lane, udot_lane):
7788 * config/arm/iterators.md (DOTPROD, VSI2QI, vsi2qi): New.
7789 (UNSPEC_DOT_S, UNSPEC_DOT_U, opsuffix): New.
7790 * config/arm/neon.md (neon_<sup>dot<vsi2qi>): New.
7791 (neon_<sup>dot_lane<vsi2qi>, <sup>dot_prod<vsi2qi>): New.
7792 * config/arm/types.md (neon_dot, neon_dot_q): New.
7793 * config/arm/unspecs.md (sup): Add UNSPEC_DOT_S, UNSPEC_DOT_U.
7795 2017-10-16 Tamar Christina <tamar.christina@arm.com>
7797 * config/arm/arm.h (TARGET_DOTPROD): New.
7798 * config/arm/arm.c (arm_arch_dotprod): New.
7799 (arm_option_reconfigure_globals): Add arm_arch_dotprod.
7800 * config/arm/arm-c.c (__ARM_FEATURE_DOTPROD): New.
7801 * config/arm/arm-cpus.in (armv8.2-a): Enabled +dotprod.
7802 (feature dotprod, group dotprod, ALL_SIMD_INTERNAL): New.
7803 (ALL_FPU_INTERNAL): Use ALL_SIMD_INTERNAL.
7804 * config/arm/t-multilib (v8_2_a_simd_variants): Add dotprod.
7805 * doc/invoke.texi (armv8.2-a): Document dotprod
7807 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
7809 * i386.c (ix86_vec_cost): New function.
7810 (ix86_rtx_costs): Handle vector operations better.
7811 * i386.h (struct processor_costs): Add sse_op, fmasd, fmass.
7812 * x86-tune-costs.h: Add new costs to all tables.
7814 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
7816 * i386.c (ix86_rtx_costs): Make difference between x87 and SSE
7818 * i386.h (struct processor_costs): Add addss, mulss, mulsd, divss,
7819 divsd, sqrtss and sqrtsd
7820 * x86-tune-costs.h: Add new entries to all costs.
7821 (znver1_cost): Fix to match real instruction latencies.
7823 2017-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7824 Michael Collison <michael.collison@arm.com>
7826 * compare-elim.c: Include emit-rtl.h.
7827 (can_merge_compare_into_arith): New function.
7828 (try_validate_parallel): Likewise.
7829 (try_merge_compare): Likewise.
7830 (try_eliminate_compare): Call the above when no previous clobber
7832 (execute_compare_elim_after_reload): Add DF_UD_CHAIN and DF_DU_CHAIN
7835 2017-10-14 Jakub Jelinek <jakub@redhat.com>
7839 * tree-ssa-phiopt.c (value_replacement): Comment fix. Handle
7840 up to 2 preparation statements for ASSIGN in MIDDLE_BB.
7844 * tree-ssa-forwprop.c (simplify_rotate): Allow def_arg1[N]
7845 to be any operand_equal_p operands. For & (B - 1) require
7846 B to be power of 2. Recognize
7847 (X << (Y & (B - 1))) | (X >> ((-Y) & (B - 1))) and similar patterns.
7849 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
7852 * optabs.c (expand_memory_blockage): Fix call of
7853 targetm.have_memory_blockage.
7855 2017-10-14 Jakub Jelinek <jakub@redhat.com>
7858 * config.gcc (*-*-solaris2*, i[34567]86-*-cygwin*,
7859 x86_64-*-cygwin*, i[34567]86-*-mingw* | x86_64-*-mingw*): Append
7860 objects to extra_objs instead of overwriting it.
7862 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
7864 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
7865 Use any_fp_register_operand as operand[3] predicate. Simplify
7866 equality test for operands[2] and operands[4] memory location.
7867 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
7868 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): New.
7869 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
7870 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2): Use
7871 any_fp_register_operand as operand[1] predicate. Simplify
7872 equality test for operands[0] and operands[3] memory location.
7873 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
7874 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): New.
7875 (LDX_ATOMIC/LDX_ATOMIC FP storepeephole2 with mem blockage): Ditto.
7877 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
7879 * target-insns.def: Add memory_blockage.
7880 * optabs.c (expand_memory_blockage): New function.
7881 (expand_asm_memory_barrier): Rename ...
7882 (expand_asm_memory_blockage): ... to this.
7883 (expand_mem_thread_fence): Call expand_memory_blockage
7884 instead of expand_asm_memory_barrier.
7885 (expand_mem_singnal_fence): Ditto.
7886 (expand_atomic_load): Ditto.
7887 (expand_atomic_store): Ditto.
7888 * doc/md.texi (Standard Pattern Names For Generation):
7889 Document memory_blockage instruction pattern.
7891 2017-10-13 Sebastian Perta <sebastian.perta@renesas.com>
7893 * config/rl78/rl78.c (rl78_emit_libcall): New function.
7894 * config/rl78/rl78-protos.h (rl78_emit_libcall): New function.
7895 * config/rl78/rl78.md: New define_expand "adddi3".
7897 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
7899 * cfghooks.c (verify_flow_info): Disable check that all probabilities
7902 2017-10-13 Jeff Law <law@redhat.com>
7904 * tree-ssa-reassoc.c (reassociate_bb): Clarify code slighly.
7906 2017-10-13 Jakub Jelinek <jakub@redhat.com>
7909 * internal-fn.c (expand_mul_overflow): If both operands have
7910 the same highpart of -1 or 0 and the topmost bit of lowpart
7911 is different, overflow is if res <= 0 rather than res < 0.
7913 2017-10-13 Pat Haugen <pthaugen@us.ibm.com>
7915 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Remove
7916 TARGET_P9_VECTOR code for unaligned_load case.
7918 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
7920 * cfghooks.c (verify_flow_info): Check that edge probabilities are set.
7922 2017-10-13 Nathan Sidwell <nathan@acm.org>
7924 * tree-core.h (tree_contains_struct): Make bool.
7925 * tree.c (tree_contains_struct): Likewise.
7926 * tree.h (MARK_TS_BASE): Remove do ... while (0) idiom.
7927 (MARK_TS_TYPED, MARK_TS_COMMON, MARK_TS_TYPE_COMMON,
7928 MARK_TS_TYPE_WITH_LANG_SPECIFIC, MARK_TS_DECL_MINIMAL,
7929 MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL, MARK_TS_DECL_WITH_VIS,
7930 MARK_TS_DECL_NON_COMMON): Likewise, use comma operator.
7932 2017-10-13 Richard Biener <rguenther@suse.de>
7934 * graphite-isl-ast-to-gimple.c
7935 (translate_isl_ast_to_gimple::get_rename_from_scev): Remove unused
7936 parameters and dominance check.
7937 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block): Adjust.
7938 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Likewise.
7939 (translate_isl_ast_to_gimple::graphite_regenerate_ast_isl):
7940 Do not update SSA form here or do intermediate IL verification.
7941 * graphite.c: Include tree-ssa.h and tree-into-ssa.h.
7942 (graphite_initialize): Remove check on the number of loops in
7943 the function and inline into graphite_transform_loops.
7944 (graphite_finalize): Inline into graphite_transform_loops.
7945 (graphite_transform_loops): Perform SSA update and IL verification
7947 * params.def (PARAM_GRAPHITE_MIN_LOOPS_PER_FUNCTION): Remove.
7949 2017-10-13 Richard Biener <rguenther@suse.de>
7951 * graphite-isl-ast-to-gimple.c (max_mode_int_precision,
7952 graphite_expression_type_precision): Avoid global constructor
7954 (translate_isl_ast_to_gimple::translate_isl_ast_to_gimple): Here.
7955 (translate_isl_ast_to_gimple::graphite_expr_type): Add type member.
7956 (translate_isl_ast_to_gimple::translate_isl_ast_node_for): Use it.
7957 (translate_isl_ast_to_gimple::build_iv_mapping): Likewise.
7958 (translate_isl_ast_to_gimple::graphite_create_new_guard): Likewise.
7959 * graphite-sese-to-poly.c (build_original_schedule): Return nothing.
7961 2017-10-13 H.J. Lu <hongjiu.lu@intel.com>
7964 * config/i386/i386.h (ix86_red_zone_size): New.
7965 * config/i386/i386.md (push peephole2s): Replace
7966 "!ix86_using_red_zone ()" with "ix86_red_zone_size == 0".
7968 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
7969 Alan Hayward <alan.hayward@arm.com>
7970 David Sherwood <david.sherwood@arm.com>
7972 * combine.c (can_change_dest_mode): Reject changes in
7973 REGMODE_NATURAL_SIZE.
7975 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
7976 Alan Hayward <alan.hayward@arm.com>
7977 David Sherwood <david.sherwood@arm.com>
7979 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_BITSIZE.
7980 (expand_debug_source_expr): Likewise.
7981 * combine.c (combine_simplify_rtx): Likewise.
7982 * cse.c (fold_rtx): Likewise.
7983 * fwprop.c (canonicalize_address): Likewise.
7984 * targhooks.c (default_shift_truncation_mask): Likewise.
7986 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
7987 Alan Hayward <alan.hayward@arm.com>
7988 David Sherwood <david.sherwood@arm.com>
7990 * optabs.c (add_equal_note): Use GET_MODE_UNIT_SIZE.
7991 (widened_mode): Likewise.
7992 (expand_unop): Likewise.
7993 * ree.c (transform_ifelse): Likewise.
7994 (merge_def_and_ext): Likewise.
7995 (combine_reaching_defs): Likewise.
7996 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7998 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
7999 Alan Hayward <alan.hayward@arm.com>
8000 David Sherwood <david.sherwood@arm.com>
8002 * caller-save.c (replace_reg_with_saved_mem): Use byte_lowpart_offset.
8003 * combine.c (gen_lowpart_for_combine): Likewise.
8004 * dwarf2out.c (rtl_for_decl_location): Likewise.
8005 * final.c (alter_subreg): Likewise.
8006 * rtlhooks.c (gen_lowpart_general): Likewise.
8007 (gen_lowpart_if_possible): Likewise.
8009 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
8010 Alan Hayward <alan.hayward@arm.com>
8011 David Sherwood <david.sherwood@arm.com>
8013 * calls.c (expand_call): Use subreg_lowpart_offset.
8014 * cse.c (cse_insn): Likewise.
8015 * regcprop.c (copy_value): Likewise.
8016 (copyprop_hardreg_forward_1): Likewise.
8018 2017-10-13 Jakub Jelinek <jakub@redhat.com>
8021 * config/i386/i386.md (addqi_ext_1, andqi_ext_1,
8022 *andqi_ext_1_cc, *<code>qi_ext_1, *xorqi_ext_1_cc): Change
8023 =Q constraints to +Q and into insn condition add check
8024 that operands[0] and operands[1] are equal.
8025 (*addqi_ext_2, *andqi_ext_2, *<code>qi_ext_2): Change
8026 =Q constraints to +Q and into insn condition add check
8027 that operands[0] is equal to either operands[1] or operands[2].
8030 * fold-const.c (fold_binary_loc) <bit_rotate>: Code cleanups,
8031 instead of handling MINUS_EXPR twice (once for each argument),
8032 canonicalize operand order and handle just once, use rtype where
8033 possible. Handle (A << B) | (A >> (-B & (Z - 1))).
8036 * config/i386/ia32intrin.h (__rold, __rord, __rolq, __rorq): Allow
8037 any values of __C while still being pattern recognizable as a simple
8040 2017-10-13 Richard Biener <rguenther@suse.de>
8042 PR tree-optimization/82451
8044 2017-10-02 Richard Biener <rguenther@suse.de>
8046 PR tree-optimization/82355
8047 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
8048 a mapping for the enclosing loop but avoid generating one for
8050 (copy_bb_and_scalar_dependences): Remove premature codegen
8051 error on PHIs in blocks duplicated into multiple places.
8052 * graphite-scop-detection.c
8053 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
8054 in the region use it as loop and nest to analyze the DR in.
8055 (try_generate_gimple_bb): Likewise.
8056 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
8057 (add_loop_constraints): For blocks in a loop not in the region
8058 create a dimension with a single iteration.
8059 * sese.h (gbb_loop_at_index): Remove assert.
8061 * cfgloop.c (loop_preheader_edge): For the loop tree root
8062 return the single successor of the entry block.
8063 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
8064 Reset the SCEV hashtable and niters.
8065 * graphite-scop-detection.c
8066 (scop_detection::graphite_can_represent_scev): Add SCOP parameter,
8067 assert that we only have POLYNOMIAL_CHREC that vary in loops
8068 contained in the region.
8069 (scop_detection::graphite_can_represent_expr): Adjust.
8070 (scop_detection::stmt_has_simple_data_refs_p): For loops
8071 not in the region set loop to NULL. The nest is now the
8072 entry edge to the region.
8073 (try_generate_gimple_bb): Likewise.
8074 * sese.c (scalar_evolution_in_region): Adjust for
8075 instantiate_scev change.
8076 * tree-data-ref.h (graphite_find_data_references_in_stmt):
8077 Make nest parameter the edge into the region.
8078 (create_data_ref): Likewise.
8079 * tree-data-ref.c (dr_analyze_indices): Make nest parameter an
8080 entry edge into a region and adjust instantiate_scev calls.
8081 (create_data_ref): Likewise.
8082 (graphite_find_data_references_in_stmt): Likewise.
8083 (find_data_references_in_stmt): Pass the loop preheader edge
8084 from the nest argument.
8085 * tree-scalar-evolution.h (instantiate_scev): Make instantiate_below
8086 parameter the edge into the region.
8087 (instantiate_parameters): Use the loop preheader edge as entry.
8088 * tree-scalar-evolution.c (analyze_scalar_evolution): Handle
8090 (get_instantiated_value_entry): Make instantiate_below parameter
8091 the edge into the region.
8092 (instantiate_scev_name): Likewise. Adjust dominance checks,
8093 when we cannot use loop-based instantiation instantiate by
8094 walking use-def chains.
8095 (instantiate_scev_poly): Adjust.
8096 (instantiate_scev_binary): Likewise.
8097 (instantiate_scev_convert): Likewise.
8098 (instantiate_scev_not): Likewise.
8099 (instantiate_array_ref): Remove.
8100 (instantiate_scev_3): Likewise.
8101 (instantiate_scev_2): Likewise.
8102 (instantiate_scev_1): Likewise.
8103 (instantiate_scev_r): Do not blindly handle N-operand trees.
8104 Do not instantiate array-refs. Handle all constants and invariants.
8105 (instantiate_scev): Make instantiate_below parameter
8106 the edge into the region.
8107 (resolve_mixers): Use the loop preheader edge for the region
8108 parameter to instantiate_scev_r.
8109 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Adjust.
8111 2017-10-13 Richard Biener <rguenther@suse.de>
8113 PR tree-optimization/82525
8114 * graphite-isl-ast-to-gimple.c
8115 (translate_isl_ast_to_gimple::widest_int_from_isl_expr_int): Split
8117 (translate_isl_ast_to_gimple::gcc_expression_from_isl_expr_int): Here.
8118 Fail code generation when we cannot represent the isl integer.
8119 (binary_op_to_tree): Elide modulo operations that are no-ops
8120 in the type we code generate. Remove now superfluous code
8123 2017-10-13 Richard Biener <rguenther@suse.de>
8125 * graphite-scop-detection.c (loop_ivs_can_be_represented): Remove.
8126 (scop_detection::harmful_loop_in_region): Remove premature
8127 IV type restriction.
8128 (scop_detection::graphite_can_represent_scev): We can handle
8129 pointer IVs just fine.
8131 2017-10-13 Alan Modra <amodra@gmail.com>
8133 * doc/extend.texi (Extended Asm <Clobbers>): Rename to
8134 "Clobbers and Scratch Registers". Add paragraph on
8135 alternative to clobbers for scratch registers and OpenBLAS
8138 2017-10-13 Alan Modra <amodra@gmail.com>
8140 * doc/extend.texi (Clobbers): Correct vax example. Delete old
8141 example of a memory input for a string of known length. Move
8142 commentary out of table. Add a number of new examples
8143 covering array memory inputs.
8145 2017-10-12 Martin Liska <mliska@suse.cz>
8147 PR tree-optimization/82493
8148 * sbitmap.c (bitmap_bit_in_range_p): Fix the implementation.
8149 (test_range_functions): New function.
8150 (sbitmap_c_tests): Likewise.
8151 * selftest-run-tests.c (selftest::run_tests): Run new tests.
8152 * selftest.h (sbitmap_c_tests): New function.
8154 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
8156 2017-10-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8158 * config/rs6000/amo.h: Fix spacing issue.
8160 2017-10-12 Jakub Jelinek <jakub@redhat.com>
8163 * config/i386/i386.md (*ashl<mode>3_mask_1,
8164 *<shift_insn><mode>3_mask_1, *<rotate_insn><mode>3_mask_1,
8165 *<btsc><mode>_mask_1, *btr<mode>_mask_1): New define_insn_and_split
8168 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
8170 * profile-count.h (safe_scale_64bit): Fix GCC4.x path.
8171 (profile_probability): Set max_probability
8172 to (uint32_t) 1 << (n_bits - 2) and update accessors to avoid overlfows
8174 * profile-count.c (profile_probability::differs_from_p): Do not
8175 rely on max_probaiblity == 10000
8177 2017-10-12 Jeff Law <law@redhat.com>
8179 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject ao_refs with
8182 2017-10-12 Martin Sebor <msebor@redhat.com>
8186 * cgraphunit.c (maybe_diag_incompatible_alias): New function.
8187 (handle_alias_pairs): Call it.
8188 * common.opt (-Wattribute-alias): New option.
8189 * doc/extend.texi (ifunc attribute): Discuss C++ specifics.
8190 * doc/invoke.texi (-Wattribute-alias): Document.
8192 2017-10-12 Vladimir Makarov <vmakarov@redhat.com>
8195 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
8197 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
8199 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
8200 (make_hard_regno_born, make_hard_regno_dead): Update
8201 bb_killed_pseudos and bb_gen_pseudos.
8203 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
8205 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Fix Zen support.
8207 2017-10-12 Uros Bizjak <ubizjak@gmail.com>
8209 * config/alpha/alpha.c (alpha_split_conditional_move):
8210 Use std::swap instead of manually swapping.
8211 (alpha_stdarg_optimize_hook): Ditto.
8212 (alpha_canonicalize_comparison): Ditto.
8214 2017-10-12 Bin Cheng <bin.cheng@arm.com>
8216 * tree-loop-distribution.c (struct builtin_info): New struct.
8217 (struct partition): Refactor fields into struct builtin_info.
8218 (partition_free): Free struct builtin_info.
8219 (build_size_arg_loc, build_addr_arg_loc): Delete.
8220 (generate_memset_builtin, generate_memcpy_builtin): Get memory range
8221 information from struct builtin_info.
8222 (find_single_drs): New function refactored from classify_partition.
8223 Also moved builtin validity checks to this function.
8224 (compute_access_range, alloc_builtin): New functions.
8225 (classify_builtin_st, classify_builtin_ldst): New functions.
8226 (classify_partition): Refactor code into functions find_single_drs,
8227 classify_builtin_st and classify_builtin_ldst.
8228 (distribute_loop): Don't do runtime alias check when distributing
8230 (find_seed_stmts_for_distribution): New function.
8231 (pass_loop_distribution::execute): Refactor code finding seed
8232 stmts into above function. Support distribution for the innermost
8233 two-level loop nest. Adjust dump information.
8235 2017-10-12 Bin Cheng <bin.cheng@arm.com>
8237 * tree-loop-distribution.c: Adjust the general comment.
8238 (NUM_PARTITION_THRESHOLD): New macro.
8239 (ssa_name_has_uses_outside_loop_p): Support loop nest distribution.
8240 (classify_partition): Skip builtin pattern of loop nest's inner loop.
8241 (merge_dep_scc_partitions): New parameter ignore_alias_p and use it
8242 in call to build_partition_graph.
8243 (finalize_partitions): New parameter. Make loop distribution more
8244 conservative by fusing more partitions.
8245 (distribute_loop): Don't do runtime alias check in case of loop nest
8247 (find_seed_stmts_for_distribution): New function.
8248 (prepare_perfect_loop_nest): New function.
8249 (pass_loop_distribution::execute): Refactor code finding seed stmts
8250 and loop nest into above functions. Support loop nest distribution.
8251 Adjust dump information accordingly.
8253 2017-10-12 Bin Cheng <bin.cheng@arm.com>
8255 * tree-loop-distribution.c (break_alias_scc_partitions): Add comment
8256 and set PTYPE_SEQUENTIAL for merged partition.
8258 2017-10-12 Richard Biener <rguenther@suse.de>
8260 PR tree-optimization/69728
8262 2017-09-19 Richard Biener <rguenther@suse.de>
8264 PR tree-optimization/69728
8265 * graphite-sese-to-poly.c (schedule_error): New global.
8266 (add_loop_schedule): Handle empty domain by failing the
8268 (build_original_schedule): Handle schedule_error.
8270 * graphite-sese-to-poly.c (add_loop_schedule): Handle empty
8271 domain by returning an unchanged schedule.
8273 2017-10-12 Jakub Jelinek <jakub@redhat.com>
8275 * genrecog.c (validate_pattern): For VEC_SELECT verify that
8276 CONST_INT selectors are 0 to GET_MODE_NUNITS (imode) - 1.
8278 2017-10-12 Aldy Hernandez <aldyh@redhat.com>
8280 * Makefile.in (TAGS): Merge all the *.def files into one pattern.
8283 2017-10-12 Jakub Jelinek <jakub@redhat.com>
8286 * expr.c (store_field): Don't optimize away bitsize == 0 store
8287 from CALL_EXPR with addressable return type.
8289 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
8291 * config/rs6000/rs6000.h (TARGET_ISEL64): Delete.
8292 * config/rs6000/rs6000.md (sel): Delete mode attribute.
8293 (mov<mode>cc, isel_signed_<mode>, isel_unsigned_<mode>,
8294 *isel_reversed_signed_<mode>, *isel_reversed_unsigned_<mode>): Use
8295 TARGET_ISEL instead of TARGET_ISEL<sel>.
8297 2017-10-11 David Edelsohn <dje.gcc@gmail.com>
8299 * config/rs6000/rs6000.c
8300 (rs6000_xcoff_asm_output_aligned_decl_common): Test for NULL decl.
8302 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
8304 * config/rs6000/predicates.md (zero_constant, all_ones_constant):
8306 (reg_or_cint_operand): Fix comment.
8307 (reg_or_zero_operand): New predicate.
8308 * config/rs6000/rs6000-protos.h (output_isel): Delete.
8309 * config/rs6000/rs6000.c (output_isel): Delete.
8310 * config/rs6000/rs6000.md (isel_signed_<mode>): Use reg_or_zero_operand
8311 instead of reg_or_cint_operand. Output instruction directly (not via
8313 (isel_unsigned_<mode>): Ditto.
8314 (*isel_reversed_signed_<mode>): Use reg_or_zero_operand instead of
8315 gpc_reg_operand. Add an instruction alternative for this. Output
8316 instruction directly.
8317 (*isel_reversed_unsigned_<mode>): Ditto.
8319 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
8321 * config/i386/i386.c (ix86_canonicalize_comparison): New function.
8322 (TARGET_CANONICALIZE_COMPARISON): Define.
8324 2017-10-11 Qing Zhao <qing.zhao@oracle.com>
8327 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
8328 Check whether the dest is REG before adding REG_EQUIV note.
8330 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
8333 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
8335 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
8336 (make_hard_regno_born, make_hard_regno_dead): Update
8337 bb_killed_pseudos and bb_gen_pseudos.
8339 2017-10-11 Nathan Sidwell <nathan@acm.org>
8341 * incpath.h (enum incpath_kind): Name enum, prefix values.
8342 (add_path, add_cpp_dir_path, get_added_cpp_dirs): Use incpath_kind.
8343 * incpath.c (heads, tails): Use INC_MAX.
8344 (add_env_var_paths, add_standard_paths): Use incpath_kind.
8345 (merge_include_chains, split_quote_chain,
8346 register_include_chains): Update incpath_kind names.
8347 (add_cpp_dir_path, add_path, get_added_cpp_dirs): Use incpath_kind.
8348 * config/darwin-c.c (add_system_framework_path): Update incpath_kind
8350 (add_framework_path, darwin_register_objc_includes): Likewise.
8351 * config/vms/vms-c.c (vms_c_register_includes): Likewise.
8353 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
8355 * config/i386/i386.md (*cmp<X87MODEF:mode>_<SWI24:mode>_i387):
8356 Do not use float_operator operator predicate.
8357 (*cmp<X87MODEF:mode>_<SWI24:mode>_cc_i387): Ditto.
8358 * config/i386/predicates.md (float_operator): Remove predicate.
8360 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
8362 * config/i386/i386.md (*jcc<mode>_0_i387): Remove insn pattern.
8363 (*jccxf_i387): Ditto.
8364 (*jcc<mode>_i387): Ditto.
8365 (*jccu<mode>_i387): Ditto.
8366 (*jcc<X87MODEF:mode>_<SWI24:mode>_i387): Ditto.
8367 (*jcc_*_i387 splitters): Remove.
8368 * config/i386/i386-protos.h (ix86_split_fp_branch): Remove prototype.
8369 * config/i386/i386.c (ix86_split_fp_branch): Remove.
8370 * config/i386/predicates.md (ix86_swapped_fp_comparison_operator):
8373 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
8375 * profile-count.h (slow_safe_scale_64bit): New function.
8376 (safe_scale_64bit): New inline.
8377 (profile_count::max_safe_multiplier): Remove; use safe_scale_64bit.
8378 * profile-count.c: Include wide-int.h
8379 (slow_safe_scale_64bit): New.
8381 2017-10-11 Nathan Sidwell <nathan@acm.org>
8383 * tree.h (DECL_ASSEMBLER_NAME_SET_P): Don't check
8384 HAS_DECL_ASSEMBLER_NAME_P.
8385 * gimple-expr.c (gimple_decl_printable_name: Check
8386 HAS_DECL_ASSEMBLER_NAME_P too.
8387 * ipa-utils.h (type_in_anonymous_namespace_p): Check
8388 DECL_ASSEMBLER_NAME_SET_P of TYPE_NAME.
8389 (odr_type_p): No need to assert TYPE_NAME is a TYPE_DECL.
8390 * passes.c (rest_of_decl_compilation): Check
8391 HAS_DECL_ASSEMBLER_NAME_P too.
8392 * recog.c (verify_changes): Likewise.
8393 * tree-pretty-print.c (dump_decl_name): Likewise.
8394 * tree-ssa-structalias.c (alias_get_name): Likewise. Reimplement.
8396 * tree.h (DECL_ASSEMBLER_NAME_RAW): New.
8397 (SET_DECL_ASSEMBLER_NAME): Use it.
8398 (DECL_ASSEMBLER_NAME_SET_P): Likewise.
8399 (COPY_DECL_ASSEMBLER_NAME): Likewise.
8400 * tree.c (decl_assembler_name): Use DECL_ASSEMBLER_NAME_RAW.
8402 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
8404 * config.gcc (i386, x86_64): Add extra objects.
8405 * config/i386/i386-protos.h (ix86_rip_relative_addr_p): Declare.
8406 (ix86_min_insn_size): Declare.
8407 (ix86_issue_rate): Declare.
8408 (ix86_adjust_cost): Declare.
8409 (ia32_multipass_dfa_lookahead): Declare.
8410 (ix86_macro_fusion_p): Declare.
8411 (ix86_macro_fusion_pair_p): Declare.
8412 (ix86_bd_has_dispatch): Declare.
8413 (ix86_bd_do_dispatch): Declare.
8414 (ix86_core2i7_init_hooks): Declare.
8415 (ix86_atom_sched_reorder): Declare.
8416 * config/i386/i386.c Move all CPU cost tables to x86-tune-costs.h.
8417 (COSTS_N_BYTES): Move to x86-tune-costs.h.
8418 (DUMMY_STRINGOP_ALGS):Move to x86-tune-costs.h.
8419 (rip_relative_addr_p): Rename to ...
8420 (ix86_rip_relative_addr_p): ... this one; export.
8421 (memory_address_length): Update.
8422 (ix86_issue_rate): Move to x86-tune-sched.c.
8423 (ix86_flags_dependent): Move to x86-tune-sched.c.
8424 (ix86_agi_dependent): Move to x86-tune-sched.c.
8425 (exact_dependency_1): Move to x86-tune-sched.c.
8426 (exact_store_load_dependency): Move to x86-tune-sched.c.
8427 (ix86_adjust_cost): Move to x86-tune-sched.c.
8428 (ia32_multipass_dfa_lookahead): Move to x86-tune-sched.c.
8429 (ix86_macro_fusion_p): Move to x86-tune-sched.c.
8430 (ix86_macro_fusion_pair_p): Move to x86-tune-sched.c.
8431 (do_reorder_for_imul): Move to x86-tune-sched-atom.c.
8432 (swap_top_of_ready_list): Move to x86-tune-sched-atom.c.
8433 (ix86_sched_reorder): Move to x86-tune-sched-atom.c.
8434 (core2i7_first_cycle_multipass_init): Move to x86-tune-sched-core.c.
8435 (core2i7_dfa_post_advance_cycle): Move to x86-tune-sched-core.c.
8436 (min_insn_size): Rename to ...
8437 (ix86_min_insn_size): ... this one; export.
8438 (core2i7_first_cycle_multipass_begin): Move to x86-tune-sched-core.c.
8439 (core2i7_first_cycle_multipass_issue): Move to x86-tune-sched-core.c.
8440 (core2i7_first_cycle_multipass_backtrack): Move to
8441 x86-tune-sched-core.c.
8442 (core2i7_first_cycle_multipass_end): Move to x86-tune-sched-core.c.
8443 (core2i7_first_cycle_multipass_fini): Move to x86-tune-sched-core.c.
8444 (ix86_sched_init_global): Break up logic to ix86_core2i7_init_hooks.
8445 (ix86_avoid_jump_mispredicts): Update.
8446 (TARGET_SCHED_DISPATCH): Move to ix86-tune-sched-bd.c.
8447 (TARGET_SCHED_DISPATCH_DO): Move to ix86-tune-sched-bd.c.
8448 (TARGET_SCHED_REORDER): Move to ix86-tune-sched-bd.c.
8449 (DISPATCH_WINDOW_SIZE): Move to ix86-tune-sched-bd.c.
8450 (MAX_DISPATCH_WINDOWS): Move to ix86-tune-sched-bd.c.
8451 (MAX_INSN): Move to ix86-tune-sched-bd.c.
8452 (MAX_IMM): Move to ix86-tune-sched-bd.c.
8453 (MAX_IMM_SIZE): Move to ix86-tune-sched-bd.c.
8454 (MAX_IMM_32): Move to ix86-tune-sched-bd.c.
8455 (MAX_IMM_64): Move to ix86-tune-sched-bd.c.
8456 (MAX_LOAD): Move to ix86-tune-sched-bd.c.
8457 (MAX_STORE): Move to ix86-tune-sched-bd.c.
8458 (BIG): Move to ix86-tune-sched-bd.c.
8459 (enum dispatch_group): Move to ix86-tune-sched-bd.c.
8460 (enum insn_path): Move to ix86-tune-sched-bd.c.
8461 (get_mem_group): Move to ix86-tune-sched-bd.c.
8462 (is_cmp): Move to ix86-tune-sched-bd.c.
8463 (dispatch_violation): Move to ix86-tune-sched-bd.c.
8464 (is_branch): Move to ix86-tune-sched-bd.c.
8465 (is_prefetch): Move to ix86-tune-sched-bd.c.
8466 (init_window): Move to ix86-tune-sched-bd.c.
8467 (allocate_window): Move to ix86-tune-sched-bd.c.
8468 (init_dispatch_sched): Move to ix86-tune-sched-bd.c.
8469 (is_end_basic_block): Move to ix86-tune-sched-bd.c.
8470 (process_end_window): Move to ix86-tune-sched-bd.c.
8471 (allocate_next_window): Move to ix86-tune-sched-bd.c.
8472 (find_constant): Move to ix86-tune-sched-bd.c.
8473 (get_num_immediates): Move to ix86-tune-sched-bd.c.
8474 (has_immediate): Move to ix86-tune-sched-bd.c.
8475 (get_insn_path): Move to ix86-tune-sched-bd.c.
8476 (get_insn_group): Move to ix86-tune-sched-bd.c.
8477 (count_num_restricted): Move to ix86-tune-sched-bd.c.
8478 (fits_dispatch_window): Move to ix86-tune-sched-bd.c.
8479 (add_insn_window): Move to ix86-tune-sched-bd.c.
8480 (add_to_dispatch_window): Move to ix86-tune-sched-bd.c.
8481 (debug_dispatch_window_file): Move to ix86-tune-sched-bd.c.
8482 (debug_dispatch_window): Move to ix86-tune-sched-bd.c.
8483 (debug_insn_dispatch_info_file): Move to ix86-tune-sched-bd.c.
8484 (debug_ready_dispatch): Move to ix86-tune-sched-bd.c.
8485 (do_dispatch): Move to ix86-tune-sched-bd.c.
8486 (has_dispatch): Move to ix86-tune-sched-bd.c.
8487 * config/i386/t-i386: Add new object files.
8488 * config/i386/x86-tune-costs.h: New file.
8489 * config/i386/x86-tune-sched-atom.c: New file.
8490 * config/i386/x86-tune-sched-bd.c: New file.
8491 * config/i386/x86-tune-sched-core.c: New file.
8492 * config/i386/x86-tune-sched.c: New file.
8494 2017-10-11 Liu Hao <lh_mouse@126.com>
8496 * pretty-print.c [_WIN32] (colorize_init): Remove. Use
8497 the generic version below instead.
8498 (should_colorize): Recognize Windows consoles as terminals
8500 * pretty-print.c [__MINGW32__] (write_all): New function.
8501 [__MINGW32__] (find_esc_head): Likewise.
8502 [__MINGW32__] (find_esc_terminator): Likewise.
8503 [__MINGW32__] (eat_esc_sequence): Likewise.
8504 [__MINGW32__] (mingw_ansi_fputs): New function that handles
8506 (pp_write_text_to_stream): Use mingw_ansi_fputs instead of fputs
8509 2017-10-11 Richard Biener <rguenther@suse.de>
8511 * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
8512 Properly call analyze_scalar_evolution with the loop of the stmt.
8514 2017-10-11 Richard Biener <rguenther@suse.de>
8516 * tree.def (POLYNOMIAL_CHREC): Remove CHREC_VARIABLE tree operand.
8517 * tree-core.h (tree_base): Add chrec_var union member.
8518 * tree.h (CHREC_VAR): Remove.
8519 (CHREC_LEFT, CHREC_RIGHT, CHREC_VARIABLE): Adjust.
8520 * tree-chrec.h (build_polynomial_chrec): Adjust.
8521 * tree-chrec.c (reset_evolution_in_loop): Use build_polynomial_chrec.
8522 * tree-pretty-print.c (dump_generic_node): Use CHREC_VARIABLE.
8524 2017-10-11 Marc Glisse <marc.glisse@inria.fr>
8526 * fold-const.c (fold_binary_loc) [X +- Y CMP X]: Move ...
8527 * match.pd: ... here.
8528 ((T) X == (T) Y): Relax condition.
8530 2017-10-11 Bin Cheng <bin.cheng@arm.com>
8532 PR tree-optimization/82472
8533 * tree-loop-distribution.c (sort_partitions_by_post_order): Refine
8535 (break_alias_scc_partitions): Update postorder number.
8537 2017-10-11 Martin Liska <mliska@suse.cz>
8540 * opts.c (parse_no_sanitize_attribute): Do not use error_value
8542 * opts.h (parse_no_sanitize_attribute): Remove last argument.
8544 2017-10-11 Martin Liska <mliska@suse.cz>
8546 * print-rtl.c (print_insn): Move declaration of idbuf
8547 to same scope as name.
8549 2017-10-11 Martin Liska <mliska@suse.cz>
8554 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
8557 2017-10-11 Martin Liska <mliska@suse.cz>
8560 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
8563 2017-10-11 Adhemerval Zanella <adhemerval.zanella@linaro.org>
8565 * config.gcc (default_gnu_indirect_function): Default to yes for
8566 arm*-*-linux* with glibc.
8568 2017-10-11 Richard Biener <rguenther@suse.de>
8570 * tree-scalar-evolution.c (get_scalar_evolution): Handle
8571 default-defs and types we do not want to analyze.
8572 (interpret_loop_phi): Replace unreachable code with an assert.
8573 (compute_scalar_evolution_in_loop): Remove and inline ...
8574 (analyze_scalar_evolution_1): ... here, replacing condition with
8575 what makes the intent clearer. Remove handling of cases
8576 get_scalar_evolution now handles.
8578 2017-10-10 Jim Wilson <wilson@tuliptree.org>
8580 PR rtl-optimization/81434
8581 * haifa-sched.c (prune_ready_list): Init min_cost_group to 0. Update
8582 comment for main loop. In sched_group_found if, also add checks for
8583 pass and min_cost_group.
8585 2017-10-10 Segher Boessenkool <segher@kernel.crashing.org>
8587 * config/rs6000/rs6000.c (TARGET_INSN_COST): New.
8588 (rs6000_insn_cost): New function.
8589 * config/rs6000/rs6000.md (cost): New attribute.
8591 2017-10-10 Jakub Jelinek <jakub@redhat.com>
8592 H.J. Lu <hongjiu.lu@intel.com>
8596 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Add
8597 OPTION_MASK_ISA_MMX for __builtin_ia32_maskmovq,
8598 __builtin_ia32_vec_ext_v4hi and __builtin_ia32_vec_set_v4hi.
8599 (ix86_expand_builtin): Treat OPTION_MASK_ISA_MMX similarly
8600 to OPTION_MASK_ISA_AVX512VL - builtins that have both
8601 OPTION_MASK_ISA_MMX and some other bit set require both
8602 mmx and the ISAs without the mmx bit.
8603 * config/i386/i386-builtin.def (__builtin_ia32_cvtps2pi,
8604 __builtin_ia32_cvttps2pi, __builtin_ia32_cvtpi2ps,
8605 __builtin_ia32_pavgb, __builtin_ia32_pavgw, __builtin_ia32_pmulhuw,
8606 __builtin_ia32_pmaxub, __builtin_ia32_pmaxsw, __builtin_ia32_pminub,
8607 __builtin_ia32_pminsw, __builtin_ia32_psadbw, __builtin_ia32_pmovmskb,
8608 __builtin_ia32_pshufw, __builtin_ia32_cvtpd2pi,
8609 __builtin_ia32_cvttpd2pi, __builtin_ia32_cvtpi2pd,
8610 __builtin_ia32_pmuludq, __builtin_ia32_pabsb, __builtin_ia32_pabsw,
8611 __builtin_ia32_pabsd, __builtin_ia32_phaddw, __builtin_ia32_phaddd,
8612 __builtin_ia32_phaddsw, __builtin_ia32_phsubw, __builtin_ia32_phsubd,
8613 __builtin_ia32_phsubsw, __builtin_ia32_pmaddubsw,
8614 __builtin_ia32_pmulhrsw, __builtin_ia32_pshufb, __builtin_ia32_psignb,
8615 __builtin_ia32_psignw, __builtin_ia32_psignd, __builtin_ia32_movntq,
8616 __builtin_ia32_paddq, __builtin_ia32_psubq, __builtin_ia32_palignr):
8617 Add OPTION_MASK_ISA_MMX.
8619 2017-10-10 Andreas Tobler <andreast@gcc.gnu.org>
8621 * config.gcc (armv7*-*-freebsd*): New target.
8622 (armv6*-*-freebsd*): Remove obsolete TARGET_FREEBSD_ARMv6 define.
8624 2017-10-10 Jan Hubicka <hubicka@ucw.cz>
8626 * x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI,
8627 X86_TUNE_ADJUST_UNROLL, X86_TUNE_ONE_IF_CONV_INSN): Move to right
8630 2017-10-10 Richard Sandiford <richard.sandiford@linaro.org>
8632 * wide-int.h (wide_int_ref_storage): Make host_dependent_precision
8633 a template parameter.
8634 (WIDE_INT_REF_FOR): Update accordingly.
8635 * tree.h (wi::int_traits <const_tree>): Delete.
8636 (wi::tree_to_widest_ref, wi::tree_to_offset_ref): New typedefs.
8637 (wi::to_widest, wi::to_offset): Use them. Expand commentary.
8638 (wi::tree_to_wide_ref): New typedef.
8639 (wi::to_wide): New function.
8640 * calls.c (get_size_range): Use wi::to_wide when operating on
8642 * cgraph.c (cgraph_node::create_thunk): Likewise.
8643 * config/i386/i386.c (ix86_data_alignment): Likewise.
8644 (ix86_local_alignment): Likewise.
8645 * dbxout.c (stabstr_O): Likewise.
8646 * dwarf2out.c (add_scalar_info, gen_enumeration_type_die): Likewise.
8647 * expr.c (const_vector_from_tree): Likewise.
8648 * fold-const-call.c (host_size_t_cst_p, fold_const_call_1): Likewise.
8649 * fold-const.c (may_negate_without_overflow_p, negate_expr_p)
8650 (fold_negate_expr_1, int_const_binop_1, const_binop)
8651 (fold_convert_const_int_from_real, optimize_bit_field_compare)
8652 (all_ones_mask_p, sign_bit_p, unextend, extract_muldiv_1)
8653 (fold_div_compare, fold_single_bit_test, fold_plusminus_mult_expr)
8654 (pointer_may_wrap_p, expr_not_equal_to, fold_binary_loc)
8655 (fold_ternary_loc, multiple_of_p, fold_negate_const, fold_abs_const)
8656 (fold_not_const, round_up_loc): Likewise.
8657 * gimple-fold.c (gimple_fold_indirect_ref): Likewise.
8658 * gimple-ssa-warn-alloca.c (alloca_call_type_by_arg): Likewise.
8659 (alloca_call_type): Likewise.
8660 * gimple.c (preprocess_case_label_vec_for_gimple): Likewise.
8661 * godump.c (go_output_typedef): Likewise.
8662 * graphite-sese-to-poly.c (tree_int_to_gmp): Likewise.
8663 * internal-fn.c (get_min_precision): Likewise.
8664 * ipa-cp.c (ipcp_store_vr_results): Likewise.
8665 * ipa-polymorphic-call.c
8666 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Likewise.
8667 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Likewise.
8668 (ipa_modify_call_arguments): Likewise.
8669 * match.pd: Likewise.
8670 * omp-low.c (scan_omp_1_op, lower_omp_ordered_clauses): Likewise.
8671 * print-tree.c (print_node_brief, print_node): Likewise.
8672 * stmt.c (expand_case): Likewise.
8673 * stor-layout.c (layout_type): Likewise.
8674 * tree-affine.c (tree_to_aff_combination): Likewise.
8675 * tree-cfg.c (group_case_labels_stmt): Likewise.
8676 * tree-data-ref.c (dr_analyze_indices): Likewise.
8677 (prune_runtime_alias_test_list): Likewise.
8678 * tree-dump.c (dequeue_and_dump): Likewise.
8679 * tree-inline.c (remap_gimple_op_r, copy_tree_body_r): Likewise.
8680 * tree-predcom.c (is_inv_store_elimination_chain): Likewise.
8681 * tree-pretty-print.c (dump_generic_node): Likewise.
8682 * tree-scalar-evolution.c (iv_can_overflow_p): Likewise.
8683 (simple_iv_with_niters): Likewise.
8684 * tree-ssa-address.c (addr_for_mem_ref): Likewise.
8685 * tree-ssa-ccp.c (ccp_finalize, evaluate_stmt): Likewise.
8686 * tree-ssa-loop-ivopts.c (constant_multiple_of): Likewise.
8687 * tree-ssa-loop-niter.c (split_to_var_and_offset)
8688 (refine_value_range_using_guard, number_of_iterations_ne_max)
8689 (number_of_iterations_lt_to_ne, number_of_iterations_lt)
8690 (get_cst_init_from_scev, record_nonwrapping_iv)
8691 (scev_var_range_cant_overflow): Likewise.
8692 * tree-ssa-phiopt.c (minmax_replacement): Likewise.
8693 * tree-ssa-pre.c (compute_avail): Likewise.
8694 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Likewise.
8695 (vn_reference_maybe_forwprop_address, valueized_wider_op): Likewise.
8696 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
8697 * tree-ssa-uninit.c (is_pred_expr_subset_of): Likewise.
8698 * tree-ssanames.c (set_nonzero_bits, get_nonzero_bits): Likewise.
8699 * tree-switch-conversion.c (collect_switch_conv_info, array_value_type)
8700 (dump_case_nodes, try_switch_expansion): Likewise.
8701 * tree-vect-loop-manip.c (vect_gen_vector_loop_niters): Likewise.
8702 (vect_do_peeling): Likewise.
8703 * tree-vect-patterns.c (vect_recog_bool_pattern): Likewise.
8704 * tree-vect-stmts.c (vectorizable_load): Likewise.
8705 * tree-vrp.c (compare_values_warnv, vrp_int_const_binop): Likewise.
8706 (zero_nonzero_bits_from_vr, ranges_from_anti_range): Likewise.
8707 (extract_range_from_binary_expr_1, adjust_range_with_scev): Likewise.
8708 (overflow_comparison_p_1, register_edge_assert_for_2): Likewise.
8709 (is_masked_range_test, find_switch_asserts, maybe_set_nonzero_bits)
8710 (vrp_evaluate_conditional_warnv_with_ops, intersect_ranges): Likewise.
8711 (range_fits_type_p, two_valued_val_range_p, vrp_finalize): Likewise.
8712 (evrp_dom_walker::before_dom_children): Likewise.
8713 * tree.c (cache_integer_cst, real_value_from_int_cst, integer_zerop)
8714 (integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2)
8715 (tree_floor_log2, tree_ctz, mem_ref_offset, tree_int_cst_sign_bit)
8716 (tree_int_cst_sgn, get_unwidened, int_fits_type_p): Likewise.
8717 (get_type_static_bounds, num_ending_zeros, drop_tree_overflow)
8718 (get_range_pos_neg): Likewise.
8719 * ubsan.c (ubsan_expand_ptr_ifn): Likewise.
8720 * config/darwin.c (darwin_mergeable_constant_section): Likewise.
8721 * config/aarch64/aarch64.c (aapcs_vfp_sub_candidate): Likewise.
8722 * config/arm/arm.c (aapcs_vfp_sub_candidate): Likewise.
8723 * config/avr/avr.c (avr_fold_builtin): Likewise.
8724 * config/bfin/bfin.c (bfin_local_alignment): Likewise.
8725 * config/msp430/msp430.c (msp430_attr): Likewise.
8726 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
8727 * config/powerpcspe/powerpcspe-c.c
8728 (altivec_resolve_overloaded_builtin): Likewise.
8729 * config/powerpcspe/powerpcspe.c (rs6000_aggregate_candidate)
8730 (rs6000_expand_ternop_builtin): Likewise.
8731 * config/rs6000/rs6000-c.c
8732 (altivec_resolve_overloaded_builtin): Likewise.
8733 * config/rs6000/rs6000.c (rs6000_aggregate_candidate): Likewise.
8734 (rs6000_expand_ternop_builtin): Likewise.
8735 * config/s390/s390.c (s390_handle_hotpatch_attribute): Likewise.
8737 2017-10-10 Bin Cheng <bin.cheng@arm.com>
8739 * tree-vect-loop-manip.c (rename_variables_in_bb): Rename PHI nodes
8740 when copying loop nest with only one inner loop.
8742 2017-10-10 Richard Biener <rguenther@suse.de>
8744 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Avoid compacting
8745 blocks if SCEV is active.
8746 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Remove
8748 (analyze_scalar_evolution): Handle cached evolutions the obvious way.
8749 (scev_initialize): Assert we are not yet initialized.
8751 2017-10-10 Bin Cheng <bin.cheng@arm.com>
8753 * tree-loop-distribution.c (generate_loops_for_partition): Remove
8754 inner loop's exit stmt by making it always exit the loop, otherwise
8755 we would generate an infinite empty loop.
8757 2017-10-10 Bin Cheng <bin.cheng@arm.com>
8759 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Skip
8760 renaming variables in new preheader if it's deleted.
8762 2017-10-10 Bin Cheng <bin.cheng@arm.com>
8764 * tree-loop-distribution.c (struct partition): Remove unused field
8765 loops of the structure.
8766 (partition_alloc, partition_free): Ditto.
8767 (build_rdg_partition_for_vertex): Ditto.
8769 2017-10-09 Jeff Law <law@redhat.com>
8771 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): Fix
8772 return type to match prototype and documentation.
8774 2010-10-09 Segher Boessenkool <segher@kernel.crashing.org>
8776 * config/rs6000/rs6000.c (processor_costs): Move to ...
8777 * config/rs6000/rs6000.h: ... here.
8778 (rs6000_cost): Declare.
8780 2017-10-09 Eric Botcazou <ebotcazou@adacore.com>
8782 * except.c (setjmp_fn): New global variable.
8783 (init_eh): Initialize it if DONT_USE_BUILTIN_SETJMP is defined.
8784 (sjlj_emit_function_enter): Call it instead of BUILTIN_SETJMP
8785 if DONT_USE_BUILTIN_SETJMP is defined.
8787 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
8789 * target.def (insn_cost): New hook.
8790 * doc/tm.texi.in (TARGET_INSN_COST): New hook.
8791 * doc/tm.texi: Regenerate.
8792 * rtlanal.c (insn_cost): Use the new hook.
8794 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
8796 * combine.c (combine_validate_cost): Compute the new insn_cost,
8797 not just pattern_cost.
8798 (try_combine): Adjust comment.
8800 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
8802 * cfgrtl.c (rtl_account_profile_record): Replace insn_rtx_cost with
8804 * combine.c (uid_insn_cost): Adjust comment.
8805 (combine_validate_cost): Adjust comment. Use pattern_cost instead
8807 (combine_instructions): Use insn_cost instead of insn_rtx_cost.
8808 * dse.c (find_shift_sequence): Ditto.
8809 * ifcvt.c (cheap_bb_rtx_cost_p): Ditto.
8810 (bb_valid_for_noce_process_p): Use pattern_cost.
8811 * rtl.h (insn_rtx_cost): Delete.
8812 (pattern_cost): New prototype.
8813 (insn_cost): New prototype.
8814 * rtlanal.c (insn_rtx_cost): Rename to...
8815 (pattern_cost): ... this.
8818 2017-10-09 Uros Bizjak <ubizjak@gmail.com>
8820 * config/i386/i386.md (*jcc_2): Remove insn pattern.
8821 (*jcc<mode>_0_r_i387): Ditto.
8822 (*jccxf_r_i387): Ditto.
8823 (*jcc<mode>_r_i387): Ditto.
8824 (*jccu<mode>_r_i387): Ditto.
8825 (*jcc<X87MODEF:mode>_<SWI24:mode>_r_i387): Ditto.
8826 (*jcc): Rename from *jcc_1.
8828 2017-10-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8830 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Process
8831 deferred rescans after the lvx/stvx recombination pre-pass.
8833 2017-10-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8835 * config/rs6000/amo.h: New include file to provide ISA 3.0 atomic
8836 memory operation instruction support.
8837 * config.gcc (powerpc*-*-*): Include amo.h as an extra header.
8838 (rs6000-ibm-aix[789]*): Likewise.
8839 * doc/extend.texi (PowerPC Atomic Memory Operation Functions):
8840 Document new functions.
8842 2017-10-09 Richard Biener <rguenther@suse.de>
8844 PR tree-optimization/82397
8845 * tree-data-ref.c (data_ref_compare_tree): Make sure to return
8846 equality only for semantically equal trees.
8848 2017-10-09 Richard Biener <rguenther@suse.de>
8850 PR tree-optimization/82449
8851 * sese.c (scev_analyzable_p): Check whether the SCEV is linear.
8852 * tree-chrec.h (evolution_function_is_constant_p): Adjust to
8853 allow constant addresses.
8854 * tree-chrec.c (scev_is_linear_expression): Constant evolutions
8857 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8859 * config/s390/s390-builtins.def (vec_nabs, vec_vfi): Fix builtin
8862 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8865 * config/s390/vecintrin.h (vec_madd, vec_msub): Fix macro
8868 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8871 * config/s390/s390-builtins.def (vec_sqrt): Fix builtin flags.
8873 2017-10-09 Jakub Jelinek <jakub@redhat.com>
8876 * config/s390/s390-builtins.def (s390_vec_xor_flt_a,
8877 s390_vec_xor_flt_b, s390_vec_xor_flt_c): New.
8879 2017-10-09 Richard Sandiford <richard.sandiford@linaro.org>
8881 * wide-int.h (WI_BINARY_OPERATOR_RESULT): New macro.
8882 (WI_BINARY_PREDICATE_RESULT): Likewise.
8883 (wi::binary_traits::operator_result): New type.
8884 (wi::binary_traits::predicate_result): Likewise.
8885 (generic_wide_int::operator~, unary generic_wide_int::operator-)
8886 (generic_wide_int::operator==, generic_wide_int::operator!=)
8887 (generic_wide_int::operator&, generic_wide_int::and_not)
8888 (generic_wide_int::operator|, generic_wide_int::or_not)
8889 (generic_wide_int::operator^, generic_wide_int::operator+
8890 (binary generic_wide_int::operator-, generic_wide_int::operator*):
8892 (operator~, unary operator-, operator==, operator!=, operator&)
8893 (operator|, operator^, operator+, binary operator-, operator*): New
8895 * expr.c (get_inner_reference): Use wi::bit_and_not.
8896 * fold-const.c (fold_binary_loc): Likewise.
8897 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
8898 * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
8899 (bit_value_binop): Likewise.
8900 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8901 * tree-vrp.c (zero_nonzero_bits_from_vr): Likewise.
8902 (extract_range_from_binary_expr_1): Likewise.
8903 (masked_increment): Likewise.
8904 (simplify_bit_ops_using_ranges): Likewise.
8906 2017-10-09 Martin Jambor <mjambor@suse.cz>
8909 * hsa-common.h (hsa_op_with_type): New method extend_int_to_32bit.
8910 * hsa-gen.c (hsa_extend_inttype_to_32bit): New function.
8911 (hsa_type_for_scalar_tree_type): Use it. Always force min32int for
8913 (hsa_fixup_mov_insn_type): New function.
8914 (hsa_op_with_type::get_in_type): Use it.
8915 (hsa_build_append_simple_mov): Likewise. Allow sub-32bit
8916 immediates in an assert.
8917 (hsa_op_with_type::extend_int_to_32bit): New method.
8918 (gen_hsa_insns_for_bitfield): Fixup instruction and intermediary
8919 types. Convert to dest type if necessary.
8920 (gen_hsa_insns_for_bitfield_load): Fixup load type if necessary.
8921 (reg_for_gimple_ssa): Pass false as min32int to
8922 hsa_type_for_scalar_tree_type.
8923 (gen_hsa_addr): Fixup type when creating addresable temporary.
8924 (gen_hsa_cmp_insn_from_gimple): Extend operands if necessary.
8925 (gen_hsa_unary_operation): Extend operands and convert to dest type if
8926 necessary. Call hsa_fixup_mov_insn_type.
8927 (gen_hsa_binary_operation): Changed operand types to hsa_op_with_type,
8928 extend operands and convert to dest type if necessary.
8929 (gen_hsa_insns_for_operation_assignment): Extend operands and convert
8930 to dest type if necessary.
8931 (set_output_in_type): Call hsa_fixup_mov_insn_type. Just ude dest
8932 if conversion nt necessary and size matches.
8933 (gen_hsa_insns_for_load): Call hsa_fixup_mov_insn_type, convert
8934 to dest type if necessary.
8935 (gen_hsa_insns_for_store): Call hsa_fixup_mov_insn_type.
8936 (gen_hsa_insns_for_switch_stmt): Likewise. Also extend operands if
8938 (gen_hsa_clrsb): Likewise.
8939 (gen_hsa_ffs): Likewise.
8940 (gen_hsa_divmod): Extend operands and convert to dest type if
8942 (gen_hsa_atomic_for_builtin): Change type of op to hsa_op_with_type.
8944 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
8946 * config/rs6000/rs6000.md (conditional branch): Clean up formatting.
8947 Remove empty default arguments. Use a brace block as output
8949 (conditional return): Ditto.
8951 (indirect_jump): Ditto. Use b%T0 instead of bctr/blr.
8952 (tablejump, tablejumpsi, tablejumpdi, *tablejump<mode>_internal1):
8954 (group_ending_nop): Ditto.
8955 (doloop_end): Ditto.
8956 (ctr<mode>, ctr<mode>_internal1, ctr<mode>_internal2): Ditto.
8957 (splitters for those): Ditto.
8959 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
8961 * config/rs6000/rs6000-string.c (expand_strncmp_align_check): Invert
8962 a conditional jump (and the compare for it) so that pc_rtx is the
8964 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Adjust
8965 for the deleted and renamed ctr<mode>_internal[234] patterns.
8966 * config/rs6000/rs6000.md: Delete second conditional branch pattern.
8967 Delete second conditional return pattern.
8968 (ctr<mode>_internal2): Delete this second bdnz pattern.
8969 (ctr<mode>_internal3): Rename to ctr<mode>_internal2.
8970 (ctr<mode>_internal4): Delete this second bdz pattern.
8972 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
8974 * tree-outof-ssa.h (ssaexpand): Add partitions_for_undefined_values.
8975 (always_initialized_rtx_for_ssa_name_p): New predicate.
8976 * tree-outof-ssa.c (remove_ssa_form): Initialize new field of SA.
8977 (finish_out_of_ssa): Free new field of SA.
8978 * tree-ssa-coalesce.h (get_undefined_value_partitions): Declare.
8979 * tree-ssa-coalesce.c: Include tree-ssa.h.
8980 (get_parm_default_def_partitions): Remove extern keyword.
8981 (get_undefined_value_partitions): New function.
8982 * expr.c (expand_expr_real_1) <expand_decl_rtl>: For a SSA_NAME, do
8983 not set SUBREG_PROMOTED_VAR_P on the sub-register if it may contain
8985 * loop-iv.c (iv_get_reaching_def): Disqualify all subregs.
8987 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
8989 * builtins.def (BUILT_IN_SETJMP): Revert latest change.
8991 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
8993 * config/i386/i386.c (ix86_expand_set_or_movmem): Disable 512bit loops
8994 for targets that preffer 128bit.
8996 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
8998 * config/i386/i386.c (has_dispatch): Disable for Ryzen.
9000 2017-10-08 Olivier Hainque <hainque@adacore.com>
9002 * config/arm/arm.c (arm_set_return_address): Use MEM_VOLATILE_P
9003 on the target mem instead of RTX_FRAME_RELATED_P on the insn to
9005 (thumb_set_return_address): Likewise.
9007 2017-10-08 Olivier Hainque <hainque@adacore.com>
9009 * common/config/arm/arm-common.c (arm_except_unwind_info):
9010 Handle DWARF2_UNWIND_INFO.
9012 2017-10-07 Michael Collison <michael.collison@arm.com>
9014 * config/aarch64/aarch64.md (*aarch64_reg_<optab>_minus<mode>3):
9017 2017-10-07 Eric Botcazou <ebotcazou@adacore.com>
9019 * builtins.def (BUILT_IN_SETJMP): Declare as library builtin instead
9020 of GCC builtin if DONT_USE_BUILTIN_SETJMP is defined.
9021 * except.c (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is
9022 defined, force the creation of a new block for a dispatch label.
9024 2017-10-07 Jan Hubicka <hubicka@ucw.cz>
9026 * invoke.texi (Wsuggest-attribute=cold): Document.
9027 * common.opt (Wsuggest-attribute=cold): New
9028 * ipa-pure-const.c (warn_function_cold): New function.
9029 * predict.c (compute_function_frequency): Use it.
9030 * predict.h (warn_function_cold): Declare.
9032 2017-10-06 Jan Hubicka <hubicka@ucw.cz>
9034 * tree-switch-conversion.c (do_jump_if_equal, emit_cmp_and_jump_insns):
9037 2017-10-06 Martin Liska <mliska@suse.cz>
9039 * sanopt.c (struct sanopt_tree_triplet_hash): Remove inline
9040 keyword for member functions.
9041 (struct sanopt_tree_couple): New struct.
9042 (struct sanopt_tree_couple_hash): New function.
9043 (struct sanopt_ctx): Add new hash_map.
9044 (has_dominating_ubsan_ptr_check): New function.
9045 (record_ubsan_ptr_check_stmt): Likewise.
9046 (maybe_optimize_ubsan_ptr_ifn): Likewise.
9047 (sanopt_optimize_walker): Handle IFN_UBSAN_PTR.
9048 (pass_sanopt::execute): Handle also SANITIZE_POINTER_OVERFLOW.
9050 2017-10-06 Sudakshina Das <sudi.das@arm.com>
9053 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): Only call
9054 aarch64_simd_valid_immediate on CONST_VECTORs.
9055 (aarch64_reg_or_bic_imm): Likewise.
9057 2017-10-06 Wilco Dijkstra <wdijkstr@arm.com>
9059 PR rtl-optimization/82396
9060 * haifa-sched.c (ready_sort_real): Disable qsort checking.
9062 2017-10-06 Sebastian Pop <sebpop@gmail.com>
9064 * graphite-dependences.c (scop_get_reads): Move code to...
9065 (scop_get_must_writes): Move code to...
9066 (scop_get_may_writes): Move code to...
9067 (scop_get_reads_and_writes): ... here.
9068 (scop_get_dependences): Call scop_get_reads_and_writes.
9070 2017-10-06 Jakub Jelinek <jakub@redhat.com>
9072 PR tree-optimization/82434
9073 * fold-const.h (can_native_encode_type_p,
9074 can_native_encode_string_p): Remove.
9075 * fold-const.c (native_encode_int): Formatting fixes. If ptr is NULL,
9076 don't encode anything, just return what would be otherwise returned.
9077 (native_encode_fixed, native_encode_complex, native_encode_vector):
9079 (native_encode_string): Likewise. Inline by hand
9080 can_native_encode_string_p.
9081 (can_native_encode_type_p): Remove.
9082 (can_native_encode_string_p): Remove.
9083 * tree-vect-stmts.c (vectorizable_store): Instead of testing just
9084 STRING_CSTs using can_native_encode_string_p, test all
9085 CONSTANT_CLASS_P values using native_encode_expr with NULL ptr.
9086 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Remove last
9087 argument from native_encode_expr.
9088 (rhs_valid_for_store_merging_p): Use native_encode_expr with NULL ptr.
9089 (pass_store_merging::execute): Don't unnecessarily look for 3 stmts,
9092 2017-10-06 Richard Biener <rguenther@suse.de>
9094 PR tree-optimization/82397
9095 * tree-vect-data-refs.c (dr_group_sort_cmp): Do not use
9096 operand_equal_p but rely on data_ref_compare_tree for detecting
9098 (vect_analyze_data_ref_accesses): Use data_ref_compare_tree
9099 to match up with dr_group_sort_cmp.
9101 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9104 * config/s390/s390-builtins.def (s390_vfi): Define new overloaded
9106 * config/s390/s390-builtin-types.def: Regenerate.
9108 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9111 * config/s390/s390-builtin-types.def: Regenerate.
9112 * config/s390/s390-builtins.def (s390_vfmaxdb_4, s390_vfmindb_4):
9113 Change flag from B_VXE to B_VX.
9114 (s390_vec_min_dbl): Remove B_VXE flag.
9116 2017-10-06 Richard Biener <rguenther@suse.de>
9118 * graphite-isl-ast-to-gimple.c: Include ssa.h and tree-ssa.h.
9119 (translate_isl_ast_to_gimple::translate_pending_phi_nodes,
9120 translate_isl_ast_to_gimple::is_valid_rename,
9121 translate_isl_ast_to_gimple::get_rename,
9122 translate_isl_ast_to_gimple::get_def_bb_for_const,
9123 translate_isl_ast_to_gimple::get_new_name,
9124 translate_isl_ast_to_gimple::collect_all_ssa_names,
9125 translate_isl_ast_to_gimple::copy_loop_phi_args,
9126 translate_isl_ast_to_gimple::collect_all_ssa_names,
9127 translate_isl_ast_to_gimple::copy_loop_phi_args,
9128 translate_isl_ast_to_gimple::copy_loop_phi_nodes,
9129 translate_isl_ast_to_gimple::add_close_phis_to_merge_points,
9130 translate_isl_ast_to_gimple::add_close_phis_to_outer_loops,
9131 translate_isl_ast_to_gimple::copy_loop_close_phi_args,
9132 translate_isl_ast_to_gimple::copy_loop_close_phi_nodes,
9133 translate_isl_ast_to_gimple::copy_cond_phi_args,
9134 translate_isl_ast_to_gimple::copy_cond_phi_nodes,
9135 translate_isl_ast_to_gimple::edge_for_new_close_phis,
9136 translate_isl_ast_to_gimple::add_phi_arg_for_new_expr,
9137 translate_isl_ast_to_gimple::rename_uses,
9138 translate_isl_ast_to_gimple::rename_all_uses): Remove.
9139 (translate_isl_ast_to_gimple::get_rename_from_scev): Simplify.
9140 (set_rename_for_each_def): Likewise.
9141 (graphite_copy_stmts_from_block): Handle debug stmt resetting
9142 here. Handle rewriting SCEV analyzable uses here.
9143 (copy_bb_and_scalar_dependences): Generate code for PHI
9145 (graphite_regenerate_ast_isl): Adjust.
9146 * graphite-scop-detection.c (trivially_empty_bb_p): Move to sese.[ch].
9147 (add_write, add_read): New functions.
9148 (build_cross_bb_scalars_def): Use it and simplify.
9149 (build_cross_bb_scalars_use): Likewise.
9150 (graphite_find_cross_bb_scalar_vars): Inline into...
9151 (try_generate_gimple_bb): ...here. Add dependences for PHIs,
9152 simulating out-of-SSA. Compute liveout and add dependencies.
9153 (build_scops): Force an empty entry block.
9154 * sese.h (sese_info_t::liveout, sese_info_t::debug_liveout): New
9156 (sese_build_liveouts): Declare.
9157 (sese_trivially_empty_bb_p): Likewise.
9158 * sese.c (sese_build_liveouts_bb): Properly handle PHIs,
9159 compute liveout and debug_liveout.
9160 (sese_bad_liveouts_use): Remove.
9161 (sese_reset_debug_liveouts_bb): Likewise.
9162 (sese_reset_debug_liveouts): Rewrite in terms of debug_liveout.
9163 (sese_build_liveouts): Build liveout and debug_liveout and store
9165 (new_sese_info): Adjust.
9166 (free_sese_info): Likewise.
9167 (sese_insert_phis_for_liveouts): Reset debug stmts from here,
9168 do not build liveout here.
9169 (move_sese_in_condition): Adjust region entry.
9170 (scev_analyzable_p): Match up with chrec_apply requirements.
9171 (sese_trivially_empty_bb_p): New.
9172 * tree-into-ssa.c (get_reaching_def): Properly support generating
9173 default-defs for incremental rewrite of anonymous names.
9175 2017-10-06 Richard Biener <rguenther@suse.de>
9177 * graphite-sese-to-poly.c (extract_affine): For casts increasing
9178 precision do not perform modulo reduction.
9180 2017-10-06 Richard Biener <rguenther@suse.de>
9182 PR tree-optimization/82436
9183 * tree-vect-slp.c (vect_supported_load_permutation_p): More
9184 conservatively choose the vectorization factor when checking
9185 whether we can perform the required load permutation.
9186 (vect_transform_slp_perm_load): Assert when we may not fail.
9188 2017-10-05 Segher Boessenkool <segher@kernel.crashing.org>
9190 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Correct error
9191 message for incompatible -msdata=* and -mcall-* options.
9193 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
9195 * config/i386/i386.c (ia32_multipass_dfa_lookahead): Default to issue
9196 rate for post-reload scheduling.
9198 2017-10-05 Tamar Christina <tamar.christina@arm.com>
9200 * doc/sourcebuild.texi (vect_sizes_16B_8B, vect_sizes_32B_16B): New.
9202 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
9204 * config/i386/i386.c (znver1_cost): Set branch_cost to 3 (instead of 2)
9205 to improve monte carlo in scimark.
9207 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
9209 * config/i386/i386.c (ix86_size_cost, i386_cost, i486_cost,
9210 pentium_cost, lakemont_cost, pentiumpro_cost, geode_cost, k6_cost,
9211 athlon_cost, k8_cost, amdfam10_cost, btver1_cost, btver2_cost,
9212 pentium4_cost, nocona_cost): Set reassociation width to 1.
9213 (bdver1_cost, bdver2_cost, bdver3_cost, bdver4_cost): Set reassociation
9214 width to 2 for fp operations and 1 otherwise.
9215 (znver1_cost): Set scalar reassoc width to 4 and vector to 3 and 6
9217 (atom_cost): Set reassociation width to 2.
9218 (slm_cost, generic_cost): Set fp reassociation width
9219 to 2 and 1 otherwise.
9220 (intel_cost): Set fp reassociation width to 4 and 1 otherwise.
9221 (core_cost): Set fp reassociation width to 4 and vector to 2.
9222 (ix86_reassociation_width): Rewrite using cost table; special case
9223 plus/minus on Zen; honor X86_TUNE_SSE_SPLIT_REGS
9224 and TARGET_AVX128_OPTIMAL.
9225 * config/i386/i386.h (processor_costs): Add
9226 reassoc_int, reassoc_fp, reassoc_vec_int, reassoc_vec_fp.
9227 (TARGET_VECTOR_PARALLEL_EXECUTION, TARGET_REASSOC_INT_TO_PARALLEL,
9228 TARGET_REASSOC_FP_TO_PARALLEL): Remove.
9229 * x86-tune.def (X86_TUNE_REASSOC_INT_TO_PARALLEL): Remove.
9230 (X86_TUNE_REASSOC_FP_TO_PARALLEL): Remove.
9231 (X86_TUNE_VECTOR_PARALLEL_EXECUTION): Remove.
9233 2017-10-05 Nathan Sidwell <nathan@acm.org>
9235 * doc/invoke.texi (Wparentheses): Document C++ MVP behaviour.
9237 2017-10-05 Tamar Christina <tamar.christina@arm.com>
9239 * config/arm/arm.c (arm_test_fpu_data): New.
9240 (arm_run_selftests): Call arm_test_fpu_data.
9242 2017-10-04 Nathan Sidwell <nathan@acm.org>
9244 * toplev.c (toplev::main): Remove excess parens on pretty_printer
9246 * caller-save.c (insert_save): Remove excess parens on TO_SAVE parm.
9248 2017-10-04 Sudakshina Das <sudi.das@arm.com>
9250 * config/aarch64/aarch64-protos.h (enum simd_immediate_check): New
9251 check type for aarch64_simd_valid_immediate.
9252 (aarch64_output_simd_mov_immediate): Update prototype.
9253 (aarch64_simd_valid_immediate): Update prototype.
9254 * config/aarch64/aarch64-simd.md (orr<mode>3): modified pattern to add
9255 support for ORR-immediate.
9256 (and<mode>3): modified pattern to add support for BIC-immediate.
9257 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Function
9258 now checks for valid immediate for BIC and ORR based on new enum
9260 (aarch64_output_simd_mov_immediate): Function now used to output
9261 BIC/ORR imm as well based on new enum argument.
9262 * config/aarch64/constraints.md (Do): New vector immediate constraint.
9264 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): New predicate.
9265 (aarch64_reg_or_bic_imm): Likewise.
9267 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9269 * config/s390/vx-builtins.md ("vec_mergeh<mode>")
9270 ("vec_mergel<mode>"): Change mode iterator to V_128_NOSINGLE.
9272 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
9276 PR rtl-optimization/82396
9277 * haifa-sched.c (autopref_multipass_init): Simplify
9279 (autopref_rank_data): Simplify sort order.
9280 * sched-int.h (autopref_multipass_data_): Remove
9281 multi_mem_insn_p, min_offset and max_offset.
9283 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9285 * doc/sourcebuild.texi: Document vect_peeling_profitable.
9287 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9289 * doc/sourcebuild.texi: Document vect_intdouble_cvt and
9292 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9294 * doc/sourcebuild.texi: Document vect_long_mult.
9296 2017-10-04 Richard Sandiford <richard.sandiford@linaro.org>
9298 PR tree-optimization/82413
9299 * fold-const.c (build_range_check): Use widest_int when comparing
9300 the maximum ETYPE value with HIGH.
9302 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
9304 PR rtl-optimization/82396
9305 * haifa-sched.c (autopref_multipass_init): Simplify
9307 (autopref_rank_data): Simplify sort order.
9308 * sched-int.h (autopref_multipass_data_): Remove
9309 multi_mem_insn_p, min_offset and max_offset.
9311 2017-10-04 Jakub Jelinek <jakub@redhat.com>
9313 PR tree-optimization/82381
9314 * tree-ssa-reassoc.c (sort_by_operand_rank): Check for different
9315 oeN->rank first. Return 1 or -1 if one op is SSA_NAME and the other
9318 PR tree-optimization/82374
9319 * omp-low.c (create_omp_child_function): Copy DECL_ATTRIBUTES,
9320 DECL_FUNCTION_SPECIFIC_OPTIMIZATION,
9321 DECL_FUNCTION_SPECIFIC_TARGET and DECL_FUNCTION_VERSIONED from
9322 current_function_decl to the new decl.
9324 2017-10-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9326 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2_HW): Define new
9327 helper macro for IEEE float128 hardware built-in functions.
9328 (SQRTF128_ODD): Add built-in functions with the round-to-odd
9330 (TRUNCF128_ODD): Likewise.
9331 (ADDF128_ODD): Likewise.
9332 (SUBF128_ODD): Likewise.
9333 (MULF128_ODD): Likewise.
9334 (DIVF128_ODD): Likewise.
9335 (FMAF128_ODD): Likewise.
9336 * config/rs6000/rs6000.md (UNSPEC_ROUND_TO_ODD): Rename to
9337 UNSPEC_TRUNC_ROUND_TO_ODD.
9338 (UNSPEC_TRUNC_ROUND_TO_ODD): Likewise.
9339 (UNSPEC_ADD_ROUND_TO_ODD): New unspec codes for the IEEE 128-bit
9340 floating point round to odd instructions.
9341 (UNSPEC_SUB_ROUND_TO_ODD): Likewise.
9342 (UNSPEC_MUL_ROUND_TO_ODD): Likewise.
9343 (UNSPEC_DIV_ROUND_TO_ODD): Likewise.
9344 (UNSPEC_FMA_ROUND_TO_ODD): Likewise.
9345 (UNSPEC_SQRT_ROUND_TO_ODD): Likewise.
9346 (trunc<mode>sf2_hw): Change the truncate with round to odd
9347 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD.
9348 (add<mode>3_odd): Add insns for IEEE 128-bit floating point round
9349 to odd hardware instructions.
9350 (sub<mode>3_odd): Likewise.
9351 (mul<mode>3_odd): Likewise.
9352 (div<mode>3_odd): Likewise.
9353 (sqrt<mode>2_odd): Likewise.
9354 (fma<mode>4_odd): Likewise.
9355 (fms<mode>4_odd): Likewise.
9356 (nfma<mode>4_odd): Likewise.
9357 (nfms<mode>4_odd): Likewise.
9358 (trunc<mode>df2_odd): Change the truncate with round to odd
9359 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD. Add a generator
9361 * doc/extend.texi (PowerPC built-in functions): Update documentation
9362 for existing IEEE float128-bit built-in functions. Add built-in
9363 functions that generate the IEEE 128-bit floating point round to
9366 2017-10-03 Segher Boessenkool <segher@kernel.crashing.org>
9368 PR rtl-optimization/77729
9369 * simplify-rtx.c (simplify_binary_operation_1): Delete the (X&C1)|C2
9370 to (X&(C1&~C2))|C2 transformations.
9372 2017-10-03 Martin Jambor <mjambor@suse.cz>
9374 PR tree-optimization/82363
9375 * tree-sra.c (propagate_subaccesses_across_link): In unrecoverable
9376 mismatch, mark lacc written regardless of racc.
9378 2017-10-03 Jakub Jelinek <jakub@redhat.com>
9380 PR tree-optimization/82381
9381 * tree-ssa-reassoc.c (sort_by_operand_rank): Don't check
9382 stmt_to_insert nor wheather SSA_NAMEs are default defs.
9383 Return 1 or -1 if one of bba and bbb is NULL. If bb_rank is equal,
9384 fallthrough into reassoc_stmt_dominates_stmt_p.
9387 * combine.c (combine_instructions): Don't combine in unreachable
9390 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
9393 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rewrite
9394 function to not use the have_cpu variable. Do not set cpu_index,
9395 rs6000_cpu_index or rs6000_tune_index if we end up using TARGET_DEFAULT
9397 (rs6000_valid_attribute_p): Remove duplicate initializations of
9398 old_optimize and func_optimize.
9399 (rs6000_pragma_target_parse): Call rs6000_activate_target_options ().
9400 (rs6000_activate_target_options): Make global.
9401 * config/rs6000/rs6000-protos.h (rs6000_activate_target_options): Add
9404 2017-10-02 Jakub Jelinek <jakub@redhat.com>
9406 * tree-dfa.c (get_ref_base_and_extent): Set *pmax_size to -1
9407 if *poffset + *pmax_size overflows in HOST_WIDE_INT.
9408 Set *poffset to 0 and *psize and *pmax_size to -1 if
9409 *poffset + *psize overflows in HOST_WIDE_INT.
9411 PR tree-optimization/82387
9412 PR tree-optimization/82388
9413 PR tree-optimization/82389
9414 * tree-ssa-dse.c (dse_classify_store): Test byte_tracking_enabled
9415 instead of live_bytes non-NULL.
9417 2017-10-02 Georg-Johann Lay <avr@gjlay.de>
9420 * confg/avr/avr.md (*iorhi3.ashift8-ext.zerox): Add "r,r,0"
9423 2017-10-02 Richard Biener <rguenther@suse.de>
9425 * graphite-isl-ast-to-gimple.c (set_codegen_error): With
9426 -fchecking and --param graphite-allow-codegen-errors=0 ICE.
9427 * params.def (PARAM_GRAPHITE_ALLOW_CODEGEN_ERRORS): New param.
9429 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
9431 * tree.h (wi::int_traits <const_tree>::decompose): Assert that the
9432 requested precision matches the type's.
9433 * calls.c (alloc_max_size): Calculate the new candidate size as
9434 a widest_int and use wi::to_widest when comparing it with the
9435 current candidate size.
9436 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Compare with
9437 zero rather than integer_zero_node.
9438 * match.pd: Check for a no-op conversion before using wi::add
9439 rather than after. Use tree_to_uhwi when summing small shift
9440 counts into an unsigned int.
9442 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
9443 Alan Hayward <alan.hayward@arm.com>
9444 David Sherwood <david.sherwood@arm.com>
9447 * config/aarch64/aarch64.h (POINTER_AND_FP_REGS): New reg class.
9448 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9449 * config/aarch64/aarch64.c (aarch64_class_max_nregs): Handle
9450 POINTER_AND_FP_REGS.
9452 2017-10-02 Richard Biener <rguenther@suse.de>
9454 PR tree-optimization/82355
9455 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
9456 a mapping for the enclosing loop but avoid generating one for
9458 (copy_bb_and_scalar_dependences): Remove premature codegen
9459 error on PHIs in blocks duplicated into multiple places.
9460 * graphite-scop-detection.c
9461 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
9462 in the region use it as loop and nest to analyze the DR in.
9463 (try_generate_gimple_bb): Likewise.
9464 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
9465 (add_loop_constraints): For blocks in a loop not in the region
9466 create a dimension with a single iteration.
9467 * sese.h (gbb_loop_at_index): Remove assert.
9469 2017-10-01 Kevin Buettner <kevinb@redhat.com>
9471 * omp-expand.c (adjust_context_scope): New function.
9472 (expand_parallel_call): Call adjust_context_scope.
9474 2017-10-01 Jeff Law <law@redhat.com>
9476 * tree-ssa-dom.c (optimize_stmt): Make this a method within the
9477 dom_opt_dom_walker class with direct access to private members.
9478 Add comments. Call test_for_singularity.
9479 (dom_opt_dom_walker::before_dom_children): Corresponding changes.
9480 (dom_opt_dom_walker::after_dom_children): Do not lazily initialize
9481 m_dummy_cond anymore.
9482 (class dom_opt_dom_walker): Initialize m_dummy_cond member in the
9484 (pass_dominator:execute): Build the dummy_cond here and pass it
9485 to the dom_opt_dom_walker ctor.
9486 (test_for_singularity): New function.
9488 2017-09-30 Krister Walfridsson <krister.walfridsson@gmail.com>
9489 Maya Rashish <coypu@sdf.org>
9491 * config.gcc (*-*-netbsd*): New variable nbsd_tm_file containing
9492 netbsd.h, netbsd-stdint.h, and netbsd-elf.h.
9493 (alpha*-*-netbsd*) Use nbsd_tm_file.
9494 (arm*-*-netbsdelf*) Likewise.
9495 (i[34567]86-*-netbsdelf*) Likewise.
9496 (x86_64-*-netbsd*) Likewise.
9497 (mips*-*-netbsd*) Likewise.
9498 (powerpc-*-netbsd*) Likewise.
9499 (sh*-*-netbsd*) Likewise.
9500 (sparc-*-netbsdelf*) Likewise.
9501 (sparc64-*-netbsd*) Likewise.
9502 (m68k*-*-netbsdelf*) Use nbsd_tm_file and add CHAR_FAST8/SHORT_FAST16
9504 (vax-*-netbsdelf*) Likewise.
9505 * config/netbsd-stdint.h (INT_FAST8_TYPE): Check CHAR_FAST8.
9506 (UINT_FAST8_TYPE) Likewise.
9507 (INT_FAST16_TYPE) Check CHAR_FAST16.
9508 (UINT_FAST16_TYPE) Likewise.
9510 2017-09-30 Jakub Jelinek <jakub@redhat.com>
9513 * config/i386/i386.md
9514 (TARGET_USE_8BIT_IDIV zext divmodsi4 splitter): New define_split.
9515 (divmodsi4_zext_1, divmodsi4_zext_2, *divmodsi4_zext_1,
9516 *divmodsi4_zext_2): New define_insn_and_split.
9517 (*divmodsi4_noext_zext_1, *divmodsi4_noext_zext_2): New define_insn.
9518 (TARGET_USE_8BIT_IDIV zext udivmodsi4 splitter): New define_split.
9519 (udivmodsi4_zext_1, udivmodsi4_zext_2, *udivmodsi4_zext_1,
9520 *udivmodsi4_zext_2, *udivmodsi4_pow2_zext_1, *udivmodsi4_pow2_zext_2):
9521 New define_insn_and_split.
9522 (*udivmodsi4_noext_zext_1, *udivmodsi4_noext_zext_2): New define_insn.
9523 * config/i386/i386.c (ix86_split_idivmod): Handle operands[0] or
9524 operands[1] having DImode when mode is SImode.
9526 * config/i386/i386.c (ix86_split_idivmod): Use mode instead of
9527 always SImode for DIV and MOD in REG_EQUAL notes.
9529 2017-09-29 Yury Gribov <tetra2005@gmail.com>
9532 * match.pd: Fix handling of NaNs in pattern.
9534 2017-09-29 Jeff Law <law@redhat.com>
9536 * sbitmap.c (bitmap_bit_in_range_p): New function.
9537 * sbitmap.h (bitmap_bit_in_range_p): Prototype.
9538 * tree-ssa-dse.c (live_bytes_read): New function.
9539 (dse_classify_store): Ignore reads of dead bytes.
9541 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): Fix
9542 typos and whitespace errors.
9543 * config/i386/predicates.md (address_no_seg_operand): Likewise.
9544 * config/s390/s390.c (s390_emit_prologue): Likewise.
9546 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
9549 * ira-costs.c (scan_one_insn): Don't take into account PIC equiv
9550 with a symbol for LRA.
9552 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
9554 PR rtl-optimization/82338
9555 * lra-constraints.c (inherit_in_ebb): Check usage_insns check.
9557 2017-09-29 Alexander Monakov <amonakov@ispras.ru>
9559 * genmodes.c (calc_wider_mode): Suppress qsort macro.
9560 * system.h [CHECKING_P] (qsort): Redirect to qsort_chk.
9561 (qsort_chk): Declare.
9562 * vec.c [CHECKING_P] (qsort_chk_error): New static function.
9563 (qsort_chk): New function.
9565 2017-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9567 PR tree-optimization/82337
9568 * gimple-ssa-strength-reduction.c (find_phi_def): Don't record a
9569 phi definition if the PHI result appears in an abnormal PHI.
9570 (find_basis_for_base_expr): Don't record a basis if the LHS of the
9571 basis appears in an abnormal PHI.
9573 2017-09-29 Richard Biener <rguenther@suse.de>
9575 * graphite-isl-ast-to-gimple.c
9576 (translate_isl_ast_to_gimple::set_codegen_error): New function.
9577 (binary_op_to_tree): Use it.
9578 (get_rename_from_scev): Likewise.
9579 (copy_loop_phi_nodes): Likewise.
9580 (copy_bb_and_scalar_dependences): Likewise.
9581 (translate_pending_phi_nodes): Likewise.
9583 2017-09-29 Jakub Jelinek <jakub@redhat.com>
9586 * config/i386/i386.md (*movdi_internal peephole2): New -Os peephole
9587 for movabsq $(i32 << shift), r64.
9589 2017-09-28 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/i386.c (ix86_print_operand_address_as): Do not check
9592 index when encoding %esp as %rsp to avoid 0x67 prefix.
9594 2017-09-28 Sergey Shalnov <Sergey.Shalnov@intel.com>
9596 * config/i386/i386.md (*movsf_internal, *movdf_internal):
9597 Return 256-bit AVX modes for TARGET_PREFER_AVX256.
9599 2017-09-28 Thomas Preud'homme <thomas.preudhomme@arm.com>
9601 * config/arm/arm.c (arm_option_override): Forbid ARMv8-M Security
9602 Extensions with more than 16 double VFP registers.
9603 (cmse_nonsecure_entry_clear_before_return): Remove second entry of
9604 to_clear_mask and all code related to it. Replace the remaining
9605 entry by a sbitmap and adapt code accordingly.
9607 2017-09-28 Henry Linjamäki <henry.linjamaki@parmance.com>
9609 * brig-builtins.def: Change pure attributes to const.
9611 2017-09-28 Joseph Myers <joseph@codesourcery.com>
9613 * config.gcc (default_gnu_indirect_function): Default to yes for
9614 sparc*-*-linux* with glibc.
9616 2017-09-28 Joseph Myers <joseph@codesourcery.com>
9618 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor)
9619 (aarch64_elf_asm_destructor): Pass SECTION_NOTYPE to get_section
9620 when creating .init_array and .fini_array sections with priority
9623 2017-09-27 Christophe Lyon <christophe.lyon@linaro.org>
9626 * config/aarch64/aarch64.c
9627 (aarch64_builtin_support_vector_misalignment): Always return false
9628 when misalignment is unknown.
9630 2017-09-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
9632 * config/rs6000/rs6000-p8swap.c (const_load_sequence_p): Revise
9633 this function to return false if the definition used by the swap
9634 instruction is artificial, or if the memory address from which the
9635 constant value is loaded is not represented by a base address held
9636 in a register or if the base address register is a frame or stack
9637 pointer. Additionally, return false if the base address of the
9638 loaded constant is a SYMBOL_REF but is not considered to be a
9640 (replace_swapped_load_constant): New function.
9641 (rs6000_analyze_swaps): Add a new pass to replace a swap of a
9642 loaded constant vector with a load of a swapped constant vector.
9644 2017-09-27 Carl Love <cel@us.ibm.com>
9646 * config/rs6000/rs6000-builtin.def (BU_FP_1MISC_1): Add define macro.
9647 (FCTID, FCTIW): Add BU_FP_MISC_1 macro expansion for builtins.
9648 * config/rs6000/rs6000.md (lrintsfsi2): Add define_insn for the
9651 2017-09-27 Alexander Monakov <amonakov@ispras.ru>
9653 * haifa-sched.c (autopref_rank_for_schedule): Order 'irrelevant' insns
9654 first, always call autopref_rank_data otherwise.
9656 2017-09-27 Richard Biener <rguenther@suse.de>
9658 * graphite-scop-detection.c (find_scop_parameters): Move
9659 loop bound handling ...
9660 (gather_bbs::before_dom_children): ... here, avoiding the need
9661 to build scop_info->loop_nest.
9662 (record_loop_in_sese): Remove.
9663 * sese.h (sese_info_t::loop_nest): Remove.
9664 * sese.c (new_sese_info): Do not allocate loop_nest.
9665 (free_sese_info): Do not free loop_nest.
9667 2017-09-27 Jakub Jelinek <jakub@redhat.com>
9670 * gimplify.c (gimplify_modify_expr): Don't optimize away zero sized
9671 lhs from calls if the lhs has addressable type.
9673 2017-09-27 Richard Biener <rguenther@suse.de>
9675 * graphite.h (scop::max_alias_set): New member.
9676 * graphite-scop-detection.c: Remove references to non-existing
9677 --param in comments.
9678 (build_alias_sets): Record the maximum alias set used for drs.
9679 (build_scops): Support zero as unlimited for
9680 --param graphite-max-arrays-per-scop.
9681 * graphite-sese-to-poly.c (add_scalar_version_numbers): Remove
9683 (build_poly_sr_1): ... here. Compute alias set based on the
9684 maximum alias set used for drs rather than
9685 PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP
9687 2017-09-27 Richard Biener <rguenther@suse.de>
9689 * graphite-optimize-isl.c (get_schedule_for_node_st): Allow
9690 --param loop-block-tile-size=0 to disable tiling.
9692 2017-09-27 Richard Biener <rguenther@suse.de>
9694 * doc/invoke.texi (graphite-max-bbs-per-function): Remove.
9695 (graphite-max-nb-scop-params): Document special value zero.
9696 * domwalk.h (dom_walker::STOP): New symbolical constant.
9697 (dom_walker::dom_walker): Add optional parameter for bb to
9699 (dom_walker::~dom_walker): Declare.
9700 (dom_walker::before_dom_children): Document STOP return value.
9701 (dom_walker::m_user_bb_to_rpo): New member.
9702 (dom_walker::m_bb_to_rpo): Likewise.
9703 * domwalk.c (dom_walker::dom_walker): Compute bb to RPO
9704 mapping here if not provided by the user.
9705 (dom_walker::~dom_walker): Free bb to RPO mapping if not
9706 provided by the user.
9707 (dom_walker::STOP): Define.
9708 (dom_walker::walk): Do not compute bb to RPO mapping here.
9709 Support STOP return value from before_dom_children to stop
9711 * graphite-optimize-isl.c (optimize_isl): If the schedule
9712 is the same still generate code if -fgraphite-identity
9713 or -floop-parallelize-all are given.
9714 * graphite-scop-detection.c: Include cfganal.h.
9715 (gather_bbs::gather_bbs): Get and pass through bb to RPO
9717 (gather_bbs::before_dom_children): Return STOP for BBs
9719 (build_scops): Compute bb to RPO mapping and pass it to
9720 the domwalk. Treat --param graphite-max-nb-scop-params=0
9721 as not limiting the number of params.
9722 * graphite.c (graphite_initialize): Remove limit on the
9723 number of basic-blocks in a function.
9724 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Remove.
9725 (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Adjust to documented
9726 default value of 10.
9728 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9730 * config/rs6000/vsx.md (peephole for optimizing move SF to GPR):
9731 Adjust code to eliminate needing to do the shift right 32-bits
9732 operation after XSCVDPSPN.
9734 2017-09-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9736 * match.pd ((X / Y) == 0 -> X < Y): New pattern.
9737 ((X / Y) != 0 -> X >= Y): Likewise.
9739 2017-09-26 Carl Love <cel@us.ibm.com>
9741 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VEC_XL_LEN_R,
9742 P9V_BUILTIN_VEC_XST_LEN_R): Add support for builtins
9743 vector unsigned char vec_xl_len_r (unsigned char *, size_t);
9744 void vec_xst_len_r (vector unsigned char, unsigned char *, size_t);
9745 * config/rs6000/altivec.h (vec_xl_len_r, vec_xst_len_r): Add defines.
9746 * config/rs6000/rs6000-builtin.def (XL_LEN_R, XST_LEN_R): Add
9747 definitions and overloading.
9748 * config/rs6000/rs6000.c (altivec_expand_builtin): Add case
9749 statement for P9V_BUILTIN_XST_LEN_R.
9750 (altivec_init_builtins): Add def_builtin for P9V_BUILTIN_STXVLL.
9751 * config/rs6000/vsx.md (lxvll, stxvll, xl_len_r, xst_len_r): Add
9752 define_expand and define_insn for the instructions and builtins.
9753 * doc/extend.texi: Update the built-in documentation file for the new
9755 * config/rs6000/altivec.md (altivec_lvsl_reg, altivec_lvsr_reg): Add
9756 define_insn for the instructions
9758 2017-09-26 Krister Walfridsson <krister.walfridsson@gmail.com>
9761 * gcc/config/netbsd-protos.h: New file.
9762 * gcc/config/netbsd.c: New file.
9763 * gcc/config/netbsd.h (SUBTARGET_INIT_BUILTINS): Define.
9764 * gcc/config/t-netbsd: New file.
9765 * gcc/config.gcc (tm_p_file): Add netbsd-protos.h.
9766 (tmake_file) Add t-netbsd.
9767 (extra_objs) Add netbsd.o.
9769 2017-09-26 Janus Weil <janus@gcc.gnu.org>
9773 * doc/sourcebuild.texi: Document fortran_real_10 and fortran_real_16.
9775 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9777 * config/rs6000/rs6000.md (extendsi<mode>2): Add a splitter to do
9778 sign extension from a vector register to a GPR by doing a 32-bit
9779 direct move and then an EXTSW.
9780 (extendsi<mode>2 splitter): Likewise.
9781 (movsi_from_sf): Adjust code to eliminate doing a 32-bit shift
9782 right or vector extract after doing XSCVDPSPN. Use
9783 zero_extendsidi2 instead of p8_mfvsrd_4_disf to move the value to
9785 (movdi_from_sf_zero_ext): Likewise.
9786 (reload_gpr_from_vsxsf): Likewise.
9787 (p8_mfvsrd_4_disf): Delete, no longer used.
9788 (movsi_from_df): Optimize converting a DFmode to a SFmode, and
9789 then needing to move the SFmode to a GPR to use the XSCVDPSP
9790 instruction instead of FRSP and XSCVDPSPN.
9791 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Move insn so that
9792 it is adjacent to the other XSCVSPDP insns.
9793 (vsx_xscvdpsp_scalar): Use "ww" constraint instead of "f" to allow
9794 SFmode to be in traditional Altivec registers.
9795 (vsx_xscvdpspn): Eliminate useless alternative constraint.
9796 (vsx_xscvspdpn): Likewise.
9797 (vsx_xscvspdpn_scalar): Likewise.
9799 2017-09-26 Martin Jambor <mjambor@suse.cz>
9801 * tree-sra.c (compare_access_positions): Put integral types first,
9802 stabilize sorting of integral types, remove conditions putting
9803 non-full-precision integers last.
9804 (sort_and_splice_var_accesses): Disable scalarization if a
9805 non-integert would be represented by a non-full-precision integer.
9807 2017-09-26 Joseph Myers <joseph@codesourcery.com>
9809 * config/microblaze/linux.h (TARGET_ASM_FILE_END): Likewise.
9810 * config/pa/pa.h (NEED_INDICATE_EXEC_STACK): Likewise.
9811 * config/pa/pa-linux.h (NEED_INDICATE_EXEC_STACK): Likewise.
9812 * config/pa/pa.c (pa_hpux_file_end): Rename to pa_file_end.
9813 Define unconditionally, with [ASM_OUTPUT_EXTERNAL_REAL]
9814 conditionals inside the function instead of around it. Call
9815 file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK.
9816 (TARGET_ASM_FILE_END): Define unconditionally to pa_file_end.
9818 2017-09-26 Richard Biener <rguenther@suse.de>
9820 * graphite-scop-detection.c (scop_detection::build_scop_depth): Rewrite,
9822 (scop_detection::build_scop_breadth): ... this. Removed.
9823 (scop_detection::loop_is_valid_in_scop): Fold into single caller.
9824 (scop_detection::harmful_stmt_in_bb): Likewise.
9825 (scop_detection::graphite_can_represent_stmt): Likewise.
9826 (scop_detection::loop_body_is_valid_scop): Likewise. Remove recursion.
9827 (scop_detection::can_represent_loop): Remove recursion, fold in ...
9828 (scop_detection::can_represent_loop_1): ... this. Removed.
9829 (scop_detection::harmful_loop_in_region): Simplify after inlining
9830 the above and remove more quadraticness.
9831 (build_scops): Adjust.
9832 * tree-data-ref.c (loop_nest_has_data_refs): Remove pointless
9835 2017-09-26 Jakub Jelinek <jakub@redhat.com>
9838 * config/i386/i386.c (ix86_print_operand_address_as): Only test
9839 REGNO (base) == SP_REG if base is a REG.
9842 * tree-ssa-reassoc.c (update_range_test): Dump r->exp each time
9843 if it is different SSA_NAME.
9844 (optimize_range_tests_cmp_bitwise): New function.
9845 (optimize_range_tests): Call it.
9847 2017-09-26 Richard Biener <rguenther@suse.de>
9849 PR tree-optimization/82321
9850 * graphite.c (canonicalize_loop_closed_ssa): Properly check
9851 for the def being inside the loop.
9853 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9855 * config/s390/vx-builtins.md ("vmslg"): Add missing operand in
9857 * config/s390/s390-builtins.def: Fix constraint on op4.
9859 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9861 * config/s390/s390.c (s390_expand_vec_compare): Use the new mode
9862 independent expanders.
9863 * config/s390/vector.md ("vec_cmpuneq", "vec_cmpltgt")
9864 ("vec_ordered", "vec_unordered"): New expanders.
9866 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9868 * config/s390/s390.c (s390_preferred_simd_mode): Return V4SFmode
9871 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9873 * config/s390/vector.md ("vec_unpacks_low_v16qi"): Rename to
9874 vec_unpacks_lo_v16qi.
9875 ("vec_unpacku_low_v16qi"): Rename to vec_unpacku_lo_v16qi.
9877 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9879 * config/s390/vector.md ("vec_unpacks_lo_v4sf")
9880 ("vec_unpacks_hi_v4sf", "vec_unpacks_lo_v2df")
9881 ("vec_unpacks_hi_v2df", "vec_pack_trunc_v2df"): New expanders.
9883 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9885 * config/s390/predicates.md ("const_shift_by_byte_operand"): New
9887 * config/s390/vector.md ("*vec_srb<mode>"): Change modes to V_128
9889 ("*vec_slb<mode>"): New insn pattern.
9890 ("vec_shr_<mode>"): New expander.
9891 * config/s390/vx-builtins.md ("vec_slb<mode>"): Turn into expander
9892 and force the shift count operand to V16QImode.
9893 ("vec_srb<mode>"): Set shift count mode to V16QI.
9895 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9897 * config/s390/vector.md ("vec_widen_umult_lo_<mode>")
9898 ("vec_widen_umult_hi_<mode>", "vec_widen_smult_lo_<mode>")
9899 ("vec_widen_smult_hi_<mode>"): New expander definitions.
9901 2017-09-26 Richard Earnshaw <rearnsha@arm.com>
9904 * config/arm/arm.h (DRIVER_SELF_SPECS): Separate sub-rules with commas.
9906 2017-09-26 Richard Biener <rguenther@suse.de>
9908 PR tree-optimization/82320
9909 * tree-ssa-sccvn.c (set_ssa_val_to): Changing undef to undef
9912 2017-09-25 Jeff Law <law@redhat.com>
9914 * config/rs6000/rs6000-protos.h (output_probe_stack_range): Update
9915 prototype for new argument.
9916 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack_1): New function,
9917 mostly extracted from rs6000_emit_allocate_stack.
9918 (rs6000_emit_probe_stack_range_stack_clash): New function.
9919 (rs6000_emit_allocate_stack): Call
9920 rs6000_emit_probe_stack_range_stack_clash as needed.
9921 (rs6000_emit_probe_stack_range): Add additional argument
9922 to call to gen_probe_stack_range{si,di}.
9923 (output_probe_stack_range): New.
9924 (output_probe_stack_range_1): Renamed from output_probe_stack_range.
9925 (output_probe_stack_range_stack_clash): New.
9926 (rs6000_emit_prologue): Emit notes into dump file as requested.
9927 * rs6000.md (allocate_stack): Handle -fstack-clash-protection.
9928 (probe_stack_range<P:mode>): Operand 0 is now early-clobbered.
9929 Add additional operand and pass it to output_probe_stack_range.
9931 2017-09-25 Bin Cheng <bin.cheng@arm.com>
9933 PR tree-optimization/82163
9934 * tree-ssa-loop-manip.h (verify_loop_closed_ssa): New parameter.
9935 (checking_verify_loop_closed_ssa): New parameter.
9936 * tree-ssa-loop-manip.c (check_loop_closed_ssa_use): Delete.
9937 (check_loop_closed_ssa_stmt): Delete.
9938 (check_loop_closed_ssa_def, check_loop_closed_ssa_bb): New functions.
9939 (verify_loop_closed_ssa): Check loop closed ssa form for LOOP.
9940 (tree_transform_and_unroll_loop): Check loop closed ssa form only for
9943 2017-09-25 Pekka Jaaskelainen <pekka@parmance.com>
9945 * brig-builtins.def: Treat HSAIL barrier builtins as
9946 setjmp/longjump style functions.
9948 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
9950 * target.def (constant_alignment): New hook.
9951 * defaults.h (CONSTANT_ALIGNMENT): Delete.
9952 * doc/tm.texi.in (CONSTANT_ALIGNMENT): Replace with...
9953 (TARGET_CONSTANT_ALIGNMENT): ...this new hook.
9954 * doc/tm.texi: Regenerate.
9955 * targhooks.h (default_constant_alignment): Declare.
9956 (constant_alignment_word_strings): Likewise.
9957 * targhooks.c (default_constant_alignment): New function.
9958 (constant_alignment_word_strings): Likewise.
9959 * builtins.c (get_object_alignment_2): Use targetm.constant_alignment
9960 instead of CONSTANT_ALIGNMENT.
9961 * varasm.c (align_variable, get_variable_align, build_constant_desc)
9962 (force_const_mem): Likewise.
9963 * config/aarch64/aarch64.h (CONSTANT_ALIGNMENT): Delete.
9964 * config/aarch64/aarch64.c (aarch64_constant_alignment): New function.
9965 (aarch64_classify_address): Call it instead of CONSTANT_ALIGNMENT.
9966 (TARGET_CONSTANT_ALIGNMENT): Redefine.
9967 * config/alpha/alpha.h (CONSTANT_ALIGNMENT): Delete commented-out
9969 * config/arc/arc.h (CONSTANT_ALIGNMENT): Delete.
9970 * config/arc/arc.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9971 constant_alignment_word_strings.
9972 * config/arm/arm.h (CONSTANT_ALIGNMENT_FACTOR): Delete.
9973 (CONSTANT_ALIGNMENT): Likewise.
9974 * config/arm/arm.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9975 (arm_constant_alignment): New function.
9976 * config/bfin/bfin.h (CONSTANT_ALIGNMENT): Delete.
9977 * config/bfin/bfin.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9978 constant_alignment_word_strings.
9979 * config/cr16/cr16.h (CONSTANT_ALIGNMENT): Delete.
9980 * config/cr16/cr16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9981 constant_alignment_word_strings.
9982 * config/cris/cris.h (CONSTANT_ALIGNMENT): Delete.
9983 * config/cris/cris.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9984 (cris_constant_alignment): New function.
9985 * config/epiphany/epiphany.h (CONSTANT_ALIGNMENT): Delete.
9986 * config/epiphany/epiphany.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9987 (epiphany_constant_alignment): New function.
9988 * config/fr30/fr30.h (CONSTANT_ALIGNMENT): Delete.
9989 * config/fr30/fr30.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9990 constant_alignment_word_strings.
9991 * config/frv/frv.h (CONSTANT_ALIGNMENT): Delete.
9992 * config/frv/frv.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9993 constant_alignment_word_strings.
9994 * config/ft32/ft32.h (CONSTANT_ALIGNMENT): Delete.
9995 * config/ft32/ft32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9996 constant_alignment_word_strings.
9997 * config/i386/i386.h (CONSTANT_ALIGNMENT): Delete.
9998 * config/i386/i386-protos.h (ix86_constant_alignment): Delete.
9999 * config/i386/i386.c (ix86_constant_alignment): Make static.
10000 Use the same interface as the target hook.
10001 (TARGET_CONSTANT_ALIGNMENT): Redefine.
10002 * config/ia64/ia64.h (CONSTANT_ALIGNMENT): Delete.
10003 * config/ia64/ia64.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10004 constant_alignment_word_strings.
10005 * config/iq2000/iq2000.h (CONSTANT_ALIGNMENT): Delete.
10006 * config/iq2000/iq2000.c (iq2000_constant_alignment): New function.
10007 (TARGET_CONSTANT_ALIGNMENT): Redefine.
10008 * config/lm32/lm32.h (CONSTANT_ALIGNMENT): Delete.
10009 * config/lm32/lm32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10010 constant_alignment_word_strings.
10011 * config/m32r/m32r.h (CONSTANT_ALIGNMENT): Delete.
10012 * config/m32r/m32r.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10013 constant_alignment_word_strings.
10014 * config/mcore/mcore.h (CONSTANT_ALIGNMENT): Delete.
10015 * config/mcore/mcore.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10016 constant_alignment_word_strings.
10017 * config/microblaze/microblaze.h (CONSTANT_ALIGNMENT): Delete.
10018 * config/microblaze/microblaze.c (microblaze_constant_alignment):
10020 (TARGET_CONSTANT_ALIGNMENT): Redefine.
10021 * config/mips/mips.h (CONSTANT_ALIGNMENT): Delete.
10022 * config/mips/mips.c (mips_constant_alignment): New function.
10023 (TARGET_CONSTANT_ALIGNMENT): Redefine.
10024 * config/mmix/mmix.h (CONSTANT_ALIGNMENT): Delete.
10025 * config/mmix/mmix-protos.h (mmix_constant_alignment): Delete.
10026 * config/mmix/mmix.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
10027 (mmix_constant_alignment): Make static. Use the same interface
10028 as the target hook.
10029 * config/moxie/moxie.h (CONSTANT_ALIGNMENT): Delete.
10030 * config/moxie/moxie.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10031 constant_alignment_word_strings.
10032 * config/nios2/nios2.h (CONSTANT_ALIGNMENT): Delete.
10033 * config/nios2/nios2.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10034 constant_alignment_word_strings.
10035 * config/pa/pa.h (CONSTANT_ALIGNMENT): Delete.
10036 * config/pa/pa.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10037 constant_alignment_word_strings.
10038 * config/powerpcspe/powerpcspe.h (CONSTANT_ALIGNMENT): Delete.
10039 * config/powerpcspe/powerpcspe.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
10040 (rs6000_constant_alignment): New function.
10041 * config/riscv/riscv.h (CONSTANT_ALIGNMENT): Delete.
10042 * config/riscv/riscv.c (riscv_constant_alignment): New function.
10043 (TARGET_CONSTANT_ALIGNMENT): Redefine.
10044 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Delete.
10045 * config/rs6000/rs6000.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
10046 (rs6000_constant_alignment): New function.
10047 * config/s390/s390.h (CONSTANT_ALIGNMENT): Delete.
10048 * config/s390/s390.c (s390_constant_alignment): New function.
10049 (TARGET_CONSTANT_ALIGNMENT): Redefine.
10050 * config/sh/sh.h (CONSTANT_ALIGNMENT): Delete.
10051 * config/sh/sh.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10052 constant_alignment_word_strings.
10053 * config/sparc/sparc.h (CONSTANT_ALIGNMENT): Delete.
10054 * config/sparc/sparc.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
10055 (sparc_constant_alignment): New function.
10056 * config/spu/spu.h (CONSTANT_ALIGNMENT): Delete.
10057 * config/spu/spu.c (spu_constant_alignment): New function.
10058 (TARGET_CONSTANT_ALIGNMENT): Redefine.
10059 * config/stormy16/stormy16.h (CONSTANT_ALIGNMENT): Delete.
10060 * config/stormy16/stormy16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10061 constant_alignment_word_strings.
10062 * config/tilegx/tilegx.h (CONSTANT_ALIGNMENT): Delete.
10063 * config/tilegx/tilegx.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10064 constant_alignment_word_strings.
10065 * config/tilepro/tilepro.h (CONSTANT_ALIGNMENT): Delete.
10066 * config/tilepro/tilepro.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
10067 constant_alignment_word_strings.
10068 * config/visium/visium.h (CONSTANT_ALIGNMENT): Delete.
10069 * config/visium/visium.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
10070 (visium_constant_alignment): New function.
10071 * config/xtensa/xtensa.h (CONSTANT_ALIGNMENT): Delete.
10072 * config/xtensa/xtensa.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
10073 (xtensa_constant_alignment): New function.
10074 * system.h (CONSTANT_ALIGNMENT): Poison.
10076 2017-09-25 Will Schmidt <will_schmidt@vnet.ibm.com>
10078 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
10079 for early folding of vector stores (ALTIVEC_BUILTIN_ST_*).
10080 (rs6000_builtin_valid_without_lhs): New helper function.
10081 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10082 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_ST.
10084 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
10086 * target.h (vec_perm_indices): Use unsigned short rather than
10088 (auto_vec_perm_indices): Likewise.
10089 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const_ok):
10090 Use unsigned int rather than unsigned char.
10091 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok): Likewise.
10093 2017-09-25 Richard Biener <rguenther@suse.de>
10095 * cfgloop.h (sort_sibling_loops): Declare.
10096 * cfgloop.c (sort_sibling_loops_cmp): New helper.
10097 (sort_sibling_loops): New function sorting the sibling loop list
10099 * graphite.c (graphite_transform_loops): Sort sibling loops.
10101 2017-09-25 Richard Sandiford <richard.sandifird@linaro.org>
10103 * target.def (vec_perm_const_ok): Change sel parameter to
10105 * optabs-query.c (can_vec_perm_p): Update accordingly.
10106 * doc/tm.texi: Regenerate.
10107 * config/aarch64/aarch64.c (expand_vec_perm_d): Change perm to
10108 auto_vec_perm_indices and remove separate nelt field.
10109 (aarch64_evpc_trn, aarch64_evpc_uzp, aarch64_evpc_zip)
10110 (aarch64_evpc_ext, aarch64_evpc_rev, aarch64_evpc_dup)
10111 (aarch64_evpc_tbl, aarch64_expand_vec_perm_const_1)
10112 (aarch64_expand_vec_perm_const): Update accordingly.
10113 (aarch64_vectorize_vec_perm_const_ok): Likewise. Change sel
10114 to vec_perm_indices.
10115 * config/arm/arm.c (expand_vec_perm_d): Change perm to
10116 auto_vec_perm_indices and remove separate nelt field.
10117 (arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev)
10118 (arm_evpc_neon_vtrn, arm_evpc_neon_vext, arm_evpc_neon_vtbl)
10119 (arm_expand_vec_perm_const_1, arm_expand_vec_perm_const): Update
10121 (arm_vectorize_vec_perm_const_ok): Likewise. Change sel
10122 to vec_perm_indices.
10123 * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
10124 sel to vec_perm_indices.
10125 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const_ok): Likewise.
10126 * config/mips/mips.c (mips_vectorize_vec_perm_const_ok): Likewise.
10127 * config/powerpcspe/powerpcspe.c (rs6000_vectorize_vec_perm_const_ok):
10129 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const_ok):
10132 2017-09-25 Pierre-Marie de Rodat <derodat@adacore.com>
10135 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
10136 on the FUNCTION_DECL function context if it has a DIE that is a
10139 2017-09-25 Richard Biener <rguenther@suse.de>
10141 PR tree-optimization/82285
10142 * tree-vect-patterns.c (vect_recog_bool_pattern): Also handle
10145 2017-09-25 Tom de Vries <tom@codesourcery.com>
10149 * config/nvptx/nvptx.c (nvptx_output_call_insn): Add exit after call to
10152 2017-09-25 Richard Biener <rguenther@suse.de>
10154 * graphite-optimize-isl.c (optimize_isl): Fail and dump if
10155 ISL errors other than isl_error_quota happen. Dump if the
10156 schedule is the same.
10157 * graphite-sese-to-poly.c (build_poly_scop): Fail on ISL
10158 errors instead of aborting inside ISL.
10160 2017-09-25 Iain Sandoe <iain@codesourcery.com>
10163 * config/i386/darwin.h (REAL_LIB_SPEC): New; put libSystem ahead
10164 of libgcc_eh for m64.
10165 * config/i386/darwin64.h: Likewise.
10167 2017-09-25 Richard Biener <rguenther@suse.de>
10169 PR middle-end/82144
10170 * dwarf2out.c (gen_enumeration_type_die): Do not add alignment
10171 attribute for incomplete types nor twice for complete ones.
10173 2017-09-24 Uros Bizjak <ubizjak@gmail.com>
10176 * config/i386/i386.c (ix86_print_operand_address_as): Encode
10177 %esp as %rsp to avoid 0x67 prefix if there is no index or base
10180 2017-09-23 Uros Bizjak <ubizjak@gmail.com>
10183 * config/i386/i386.opt (mprefer-avx256): Use
10184 ix86_target_flags variable.
10185 * config/i386/i386.c (ix86_target_string): Move
10186 -mprefer-avx256 to flag2_opts.
10188 2017-09-22 Jakub Jelinek <jakub@redhat.com>
10190 PR middle-end/35691
10191 * match.pd: Simplify x == -1 & y == -1 into (x & y) == -1
10192 and x != -1 | y != -1 into (x & y) != -1.
10194 2017-09-22 Steve Ellcey <sellcey@cavium.com>
10196 * config.gcc: Add new case statement to set
10197 default_gnu_indirect_function. Remove it from x86_64-*-linux*,
10198 i[34567]86-*, powerpc*-*-linux*spe*, powerpc*-*-linux*, s390-*-linux*,
10199 s390x-*-linux* case statements. Added aarch64 to the list of
10200 supported architectures.
10202 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
10204 PR tree-optimization/82289
10205 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Check
10206 STMT_VINFO_RELEVANT_P.
10208 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
10209 Alan Hayward <alan.hayward@arm.com>
10210 David Sherwood <david.sherwood@arm.com>
10212 * tree-vrp.c (extract_range_from_multiplicative_op_1): Assert
10213 for VR_RANGE only; don't allow VR_ANTI_RANGE.
10214 (extract_range_from_binary_expr_1): Don't call
10215 extract_range_from_multiplicative_op_1 if !range_int_cst_p.
10217 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
10218 Alan Hayward <alan.hayward@arm.com>
10219 David Sherwood <david.sherwood@arm.com>
10221 * target.def (preferred_vector_alignment): New hook.
10222 * doc/tm.texi.in (TARGET_VECTORIZE_PREFERRED_VECTOR_ALIGNMENT): New
10224 * doc/tm.texi: Regenerate.
10225 * targhooks.h (default_preferred_vector_alignment): Declare.
10226 * targhooks.c (default_preferred_vector_alignment): New function.
10227 * tree-vectorizer.h (dataref_aux): Add a target_alignment field.
10229 (DR_TARGET_ALIGNMENT): New macro.
10230 (aligned_access_p): Update commentary.
10231 (vect_known_alignment_in_bytes): New function.
10232 * tree-vect-data-refs.c (vect_calculate_required_alignment): New
10234 (vect_compute_data_ref_alignment): Set DR_TARGET_ALIGNMENT.
10235 Calculate the misalignment based on the target alignment rather than
10237 (vect_update_misalignment_for_peel): Use DR_TARGET_ALIGMENT
10238 rather than TYPE_ALIGN / BITS_PER_UNIT to update the misalignment.
10239 (vect_enhance_data_refs_alignment): Mask the byte misalignment with
10240 the target alignment, rather than masking the element misalignment
10241 with the number of elements in a vector. Also use the target
10242 alignment when calculating the maximum number of peels.
10243 (vect_find_same_alignment_drs): Use vect_calculate_required_alignment
10244 instead of TYPE_ALIGN_UNIT.
10245 (vect_duplicate_ssa_name_ptr_info): Remove stmt_info parameter.
10246 Measure DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT.
10247 (vect_create_addr_base_for_vector_ref): Update call accordingly.
10248 (vect_create_data_ref_ptr): Likewise.
10249 (vect_setup_realignment): Realign by ANDing with
10250 -DR_TARGET_MISALIGNMENT.
10251 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Calculate
10252 the number of peels based on DR_TARGET_ALIGNMENT.
10253 * tree-vect-stmts.c (get_group_load_store_type): Compare the gap
10254 with the guaranteed alignment boundary when deciding whether
10256 (vectorizable_mask_load_store): Interpret DR_MISALIGNMENT
10257 relative to DR_TARGET_ALIGNMENT instead of TYPE_ALIGN_UNIT.
10258 (ensure_base_align): Remove stmt_info parameter. Get the
10259 target base alignment from DR_TARGET_ALIGNMENT.
10260 (vectorizable_store): Update call accordingly. Interpret
10261 DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT instead of
10263 (vectorizable_load): Likewise.
10265 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
10266 Alan Hayward <alan.hayward@arm.com>
10267 David Sherwood <david.sherwood@arm.com>
10269 * tree-vectorizer.h (vect_get_scalar_dr_size): New function.
10270 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use it.
10271 (vect_enhance_data_refs_alignment): Likewise.
10273 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
10275 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
10276 error. Only quit immediately if parsing is complete.
10277 (BEGIN): Initialize fatal_err and parse_done.
10278 (begin fpu, end fpu): Check number of arguments.
10279 (begin arch, end arch): Likewise.
10280 (begin cpu, end cpu): Likewise.
10281 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
10282 (optalias): Likewise.
10284 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
10286 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
10287 * config/arm/arm-isa.h: Delete. Move definitions to ...
10288 * arm-cpus.in: ... here. Use new feature and fgroup values.
10289 * config/arm/arm.c (arm_option_override): Use lower case for feature
10291 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
10292 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
10293 * config/arm/parsecpu.awk (END): Add new command 'isa'.
10295 (print_isa_bits_for): New function.
10296 (gen_isa): New function.
10297 (gen_comm_data): Use print_isa_bits_for.
10298 (define feature): New keyword.
10299 (define fgroup): New keyword.
10300 * config/arm/t-arm (TM_H): Remove.
10301 (GTM_H): Add arm-isa.h.
10302 (arm-isa.h): Add rule to generate file.
10303 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
10304 case for feature bit names.
10306 2017-09-22 Richard Biener <rguenther@suse.de>
10308 * graphite-isl-ast-to-gimple.c (graphite_verify): Inline into
10310 (graphite_regenerate_ast_isl): Do not reset SCEV. Move debug
10311 print of no dependency loops ...
10312 * graphite.c (graphite_transform_loops): ... here.
10313 (canonicalize_loop_closed_ssa_form): Work from inner to outer
10315 (same_close_phi_node, remove_duplicate_close_phi,
10316 make_close_phi_nodes_unique, defined_in_loop_p): Fold into ...
10317 (canonicalize_loop_closed_ssa): ... here and simplify.
10318 * graphite-optimize-isl.c: Include tree-vectorizer.h.
10319 (optimize_isl): Use dump_printf_loc to tell when we stopped
10320 optimizing because of an ISL timeout.
10322 2017-09-22 Richard Biener <rguenther@suse.de>
10324 PR tree-optimization/82291
10325 * tree-if-conv.c (predicate_mem_writes): Make sure to
10326 remove writes in blocks predicated with false.
10328 2017-09-22 Richard Biener <rguenther@suse.de>
10330 * sese.c: Include cfganal.h.
10331 (if_region_set_false_region): Remove.
10332 (create_if_region_on_edge): Likewise.
10333 (move_sese_in_condition): Re-implement without destroying
10336 2017-09-22 Richard Biener <rguenther@suse.de>
10338 * graphite-isl-ast-to-gimple.c (translate_pending_phi_nodes):
10339 Verify both BBs contain loop PHI nodes before dispatching to
10340 copy_loop_phi_args.
10341 (graphite_regenerate_ast_isl): Do not recompute dominators,
10342 do not verify three times. Restructure for clarity.
10343 * graphite-scop-detection.c (same_close_phi_node,
10344 remove_duplicate_close_phi, make_close_phi_nodes_unique,
10345 defined_in_loop_p, canonicalize_loop_closed_ssa,
10346 canonicalize_loop_closed_ssa_form): Simplify, remove excess
10347 checking and SSA rewrite, move to ...
10348 * graphite.c: ... here. Include ssa.h and tree-ssa-loop-manip.h.
10349 (graphite_initialize): Do not pass in ctx, do not reset the
10350 SCEV cache, compute only dominators.
10351 (graphite_transform_loops): Allocate ISL ctx after
10352 graphite_initialize. Call canonicalize_loop_closed_ssa_form.
10353 Maintain post-dominators only around build_scops.
10354 * sese.c (if_region_set_false_region): Make static. Free
10355 and recompute dominators.
10356 (move_sese_in_condition): Assert we don't get called with
10357 post-dominators computed.
10358 * sese.h (if_region_set_false_region): Remove.
10360 2017-09-22 Sergey Shalnov <sergey.shalnov@intel.com>
10362 * config/i386/sse.md ("mov<mode>_internal"): Use <sseinsnmode>
10363 mode attribute for TARGET_AVX512VL.
10365 2017-09-21 Sergey Shalnov <sergey.shalnov@intel.com>
10367 * config/i386/i386.opt (mprefer-avx256): New option.
10368 * config/i386/i386.c (ix86_target_string): Add -mprefer-avx256
10370 (ix86_preferred_simd_mode): Return 256-bit AVX modes
10371 for TARGET_PREFER_AVX256.
10372 * doc/invoke.texi (x86 Options): Document -mprefer-avx256.
10374 2017-09-21 Jeff Law <law@redhat.com>
10376 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash):
10377 Fix dump output if the only stack space is for pushed registers.
10379 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
10381 * config/spu/spu.c (spu_sched_adjust_cost): Update after renaming
10384 2017-09-21 Martin Sebor <msebor@redhat.com>
10387 * doc/extend.texi (attribute ifunc): Avoid relying on ill-formed
10388 code (in C++) or code that triggers warnings.
10390 2017-09-21 Eric Botcazou <ebotcazou@adacore.com>
10392 * stor-layout.c (bit_from_pos): Do not distribute the conversion.
10394 2017-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10396 * haifa-sched.c: Rename insn_cost to insn_sched_cost.
10397 * sched-rgn.c: Ditto.
10398 * sel-sched-ir.c: Ditto.
10400 2017-09-21 Alexander Monakov <amonakov@ispras.ru>
10402 * toplev.h (set_random_seed): Adjust return type.
10403 * toplev.c (init_local_tick): Move eager initialization of random_seed
10404 to get_random_seed. Adjust comment.
10405 (init_random_seed): Inline to get_random_seed, delete.
10406 (get_random_seed): Initialize random_seed lazily.
10407 (set_random_seed): Do not return previous value.
10408 (print_switch_value): Do not call get_random_seed.
10410 2017-09-21 Evgeny Kudryashov <kudryashov@ispras.ru>
10412 * cgraph.c (delete_function_version): New, broken out from...
10413 (cgraph_node::delete_function_version): ...here. Rename to
10414 cgraph_node::delete_function_version_by_decl. Update all uses.
10415 (cgraph_node::remove): Call delete_function_version.
10417 2017-09-21 Jakub Jelinek <jakub@redhat.com>
10420 * tree-inline.c (expand_call_inline): Emit clobber stmts for
10421 VAR_DECLs to which addressable non-volatile parameters are mapped
10422 and for id->retvar after the return value assignment. Clear
10423 id->retval and id->retbnd after inlining.
10425 2017-09-21 Richard Biener <rguenther@suse.de>
10427 PR tree-optimization/82276
10428 PR tree-optimization/82244
10429 * tree-vrp.c (build_assert_expr_for): Set
10430 SSA_NAME_OCCURS_IN_ABNORMAL_PHI if the variable we assert on
10432 (remove_range_assertions): Revert earlier change.
10434 2017-09-21 Wilco Dijkstra <wdijkstr@arm.com>
10437 * config/aarch64/aarch64.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
10439 2017-09-21 Richard Biener <rguenther@suse.de>
10441 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
10442 Restore valid IL after code generation errors.
10443 * graphite.c (graphite_transform_loops): Diagnose code
10444 generation issues as MSG_MISSED_OPTIMIZATION and continue
10445 with processing SCOPs.
10447 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
10448 Alan Hayward <alan.hayward@arm.com>
10449 David Sherwood <david.sherwood@arm.com>
10451 * calls.c (compute_argument_addresses): Use simplify_gen_binary
10452 rather than choosing between plus_constant and gen_rtx_<CODE>.
10453 * expr.c (emit_push_insn): Likewise.
10454 (expand_expr_real_2): Likewise.
10456 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
10457 Alan Hayward <alan.hayward@arm.com>
10458 David Sherwood <david.sherwood@arm.com>
10460 * loop-unroll.c (split_iv): Call copy_rtx on the step.
10462 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
10463 Alan Hayward <alan.hayward@arm.com>
10464 David Sherwood <david.sherwood@arm.com>
10466 * tree.c (find_atomic_core_type): Check tree_fits_uhwi_p before
10467 calling tree_to_uhwi.
10469 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
10470 Alan Hayward <alan.hayward@arm.com>
10471 David Sherwood <david.sherwood@arm.com>
10473 * tree-ssa-ccp.c (get_value_for_expr): Use a positive test for
10474 INTEGER_CST rather than a negative test for ADDR_EXPR.
10476 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
10477 Alan Hayward <alan.hayward@arm.com>
10478 David Sherwood <david.sherwood@arm.com>
10480 * tree-vrp.c (extract_range_from_binary_expr_1): Check
10481 int_cst_rangeN before calling value_range_constant_singleton (&vrN).
10483 2017-09-21 Richard Biener <rguenther@suse.de>
10485 PR tree-optimization/71351
10486 * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::
10487 graphite_create_new_loop_guard): Remove, fold remaining parts
10489 (translate_isl_ast_node_for): ... here and simplify.
10491 2017-09-21 Jakub Jelinek <jakub@redhat.com>
10494 * config/i386/i386.md (*movqi_internal): Replace (=q,q) alternative
10495 with (=Q,Q), (=R,R) and (=r,r) alternatives, only enable the
10496 latter two for 64-bit, renumber alternatives, for -Os imov (=q,n)
10497 alternative always use QI mode, for -Os imov (=R,R) alternative
10498 always use SI mode, for imov (=Q,Q) or (=r,r) alternatives
10501 2017-09-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10502 Jeff Law <law@redhat.com>
10504 * config/s390/s390.c (MIN_UNROLL_PROBES): Define.
10505 (allocate_stack_space): New function, partially extracted from
10506 s390_emit_prologue.
10507 (s390_emit_prologue): Track offset to most recent stack probe.
10508 Code to allocate space moved into allocate_stack_space.
10509 Dump actions when no stack is allocated.
10510 (s390_prologue_plus_offset): New function.
10511 (s390_emit_stack_probe): Likewise.
10513 2017-09-20 Alexandre Oliva <aoliva@redhat.com>
10515 * common.opt (Wa, Wl, Wp, g, gz=): Add
10517 (gno-column-info): Remove.
10518 (gcolumn-info): Drop RejectNegative.
10519 (gno-): New prefix.
10520 (gno-record-gcc-switches): Remove.
10521 (grecord-gcc-switches): Drop RejectNegative.
10522 (gno-split-dwarf): Remove.
10523 (gsplit-dwarf): Drop RejectNegative.
10524 (gno-strict-dwarf): Remove.
10525 (gstrict-dwarf): Drop RejectNegative.
10526 * config/darwin.opt (gfull, gused): Add RejectNegative.
10527 * dwarf2out.c (gen_producer_string): Drop
10528 gno-record-gcc-switches handler.
10529 * optc-gen.awk: Add g to prefixes with negative forms.
10530 * opts-common.c (remapping_prefix_p): New.
10531 (find_opt): Check it.
10532 (generate_canonical_option): Test g prefix.
10533 (option_map): Add -gno- mapping.
10534 (add_misspelling_candidates): Check remapping_prefix_p.
10536 2017-09-20 Jeff Law <law@redhat.com>
10538 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Fix
10539 thinko in stack clash protection support.
10541 * explow.c (compute_stack_clash_protection_loop_data): Use
10542 CONST_INT_P instead of explicit test. Verify object is a
10543 CONST_INT_P before looking at INTVAL.
10544 (anti_adjust_stack_and_probe_stack_clash): Use CONST_INT_P
10545 instead of explicit test.
10547 2017-09-20 Segher Boessenkool <segher@kernel.crashing.org>
10550 * config/rs6000/rs6000.md (stack_restore_tie): Store to a scratch
10551 address instead of to r1 and r11.
10553 2017-09-20 Sebastian Peryt <sebastian.peryt@intel.com>
10555 * config.gcc: Support "knm".
10556 * config/i386/driver-i386.c (host_detect_local_cpu): Detect "knm".
10557 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
10559 * config/i386/i386.c (m_KNM): Define.
10560 (processor_target_table): Add "knm".
10562 (ix86_option_override_internal): Add "knm".
10563 (ix86_issue_rate): Add PROCESSOR_KNM.
10564 (ix86_adjust_cost): Ditto.
10565 (ia32_multipass_dfa_lookahead): Ditto.
10566 (get_builtin_code_for_version): Handle PROCESSOR_KNM.
10567 (fold_builtin_cpu): Add M_INTEL_KNM.
10568 * config/i386/i386.h (processor_costs): Define TARGET_KNM.
10569 (processor_type): Add PROCESSOR_KNM.
10570 * config/i386/x86-tune.def: Add m_KNM.
10571 * doc/invoke.texi: Add knm as x86 -march=/-mtune= CPU type.
10573 2017-09-20 Richard Biener <rguenther@suse.de>
10575 PR tree-optimization/80213
10576 * graphite-scop-detection.c (trivially_empty_bb_p): Labels
10577 are allowed in empty BBs as well.
10578 (canonicalize_loop_closed_ssa): Also look for other complex
10580 (scop_detection::get_sese): Include the loop-closed PHI block
10582 (scop_detection::merge_sese): Remove code adding extra blocks.
10583 (scop_detection::region_has_one_loop): Adjust for get_sese changes.
10584 (build_scops): Assert the final returned scop is invalid.
10586 2017-09-20 Richard Biener <rguenther@suse.de>
10588 PR tree-optimization/82264
10589 * tree-ssa-sccvn.c (vn_phi_eq): Use safe_dyn_cast to check
10591 (vn_phi_lookup): Likewise.
10592 (vn_phi_insert): Likewise.
10594 2017-09-20 Jakub Jelinek <jakub@redhat.com>
10596 * dwarf2out.c (tree_add_const_value_attribute): For INTEGER_CST
10597 that fits into uhwi or shwi, add DW_AT_const_value regardless
10598 of early_dwarf without going through RTL, using add_AT_unsigned
10601 * dwarf2out.c (DEBUG_LTO_DWO_INFO_SECTION): Reorder defines.
10602 (DEBUG_LTO_ABBREV_SECTION): Likewise.
10603 (DEBUG_LTO_MACINFO_SECTION): Likewise.
10604 (DEBUG_MACRO_SECTION): Likewise.
10605 (DEBUG_LTO_MACRO_SECTION): Likewise.
10606 (DEBUG_STR_DWO_SECTION): Likewise.
10607 (DEBUG_LTO_STR_DWO_SECTION): Likewise.
10608 (DEBUG_LTO_LINE_SECTION): Drop .dwo suffix from the name.
10609 (DEBUG_LTO_DWO_LINE_SECTION): Define.
10610 (DEBUG_LTO_LINE_STR_SECTION): Define.
10611 (init_sections_and_labels): Initialize debug_line_str_section
10612 variable. Initialize debug_loc_section for -gdwarf-5 to
10613 DEBUG_LOCLISTS_SECTION. Formatting fixes.
10615 2017-09-20 Richard Biener <rguenther@suse.de>
10617 * graphite-sese-to-poly.c (extract_affine): Properly handle
10618 POINTER_PLUS_EXPR, BIT_NOT_EXPR and conversion to signed.
10620 2017-09-20 Richard Biener <rguenther@suse.de>
10622 PR tree-optimization/81373
10623 * graphite-scop-detection.c (build_cross_bb_scalars_def):
10624 Force SESE live-out defs to be handled even if they are
10627 2017-09-19 Jeff Law <law@redhat.com>
10629 * combine-stack-adj.c (combine_stack_adjustments_for_block): Do
10630 nothing for stack adjustments with REG_STACK_CHECK.
10631 * sched-deps.c (parse_add_or_inc): Reject insns with
10632 REG_STACK_CHECK from dependency breaking.
10633 * config/i386/i386.c (pro_epilogue_adjust_stack): Return insn.
10634 (ix86_adjust_satck_and_probe_stack_clash): Add REG_STACK_NOTEs.
10635 * reg-notes.def (STACK_CHECK): New note.
10637 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): New.
10638 (ix86_expand_prologue): Dump stack clash info as needed.
10639 Call ix86_adjust_stack_and_probe_stack_clash as needed.
10641 * function.c (dump_stack_clash_frame_info): New function.
10642 * function.h (dump_stack_clash_frame_info): Prototype.
10643 (enum stack_clash_probes): New enum.
10645 * config/alpha/alpha.c (alpha_expand_prologue): Also check
10646 flag_stack_clash_protection.
10647 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): Likewise.
10648 (arm_expand_prologue, thumb1_expand_prologue): Likewise.
10649 (arm_frame_pointer_required): Likewise.
10650 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
10651 (ia64_expand_prologue): Likewise.
10652 * config/mips/mips.c (mips_expand_prologue): Likewise.
10653 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Likewise.
10654 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
10655 (sparc_flat_expand_prologue): Likewise.
10656 * config/spu/spu.c (spu_expand_prologue): Likewise.
10658 * explow.c: Include "params.h".
10659 (anti_adjust_stack_and_probe_stack_clash): New function.
10660 (get_stack_check_protect): Likewise.
10661 (compute_stack_clash_protection_loop_data): Likewise.
10662 (emit_stack_clash_protection_loop_start): Likewise.
10663 (emit_stack_clash_protection_loop_end): Likewise.
10664 (allocate_dynamic_stack_space): Use get_stack_check_protect.
10665 Use anti_adjust_stack_and_probe_stack_clash.
10666 * explow.h (compute_stack_clash_protection_loop_data): Prototype.
10667 (emit_stack_clash_protection_loop_start): Likewise.
10668 (emit_stack_clash_protection_loop_end): Likewise.
10669 * rtl.h (get_stack_check_protect): Prototype.
10670 * target.def (stack_clash_protection_final_dynamic_probe): New hook.
10671 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): New.
10672 * targhooks.h (default_stack_clash_protection_final_dynamic_probe):
10674 * doc/tm.texi.in (TARGET_STACK_CLASH_PROTECTION_FINAL_DYNAMIC_PROBE):
10676 * doc/tm.texi: Rebuilt.
10677 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use
10678 get_stack_check_protect.
10679 * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
10680 * config/arm/arm.c (arm_expand_prologue): Likewise.
10681 (arm_frame_pointer_required): Likewise.
10682 * config/i386/i386.c (ix86_expand_prologue): Likewise.
10683 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
10684 * config/mips/mips.c (mips_expand_prologue): Likewise.
10685 * config/powerpcspe/powerpcspe.c (rs6000_emit_prologue): Likewise.
10686 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
10687 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
10688 (sparc_flat_expand_prologue): Likewise.
10690 * common.opt (-fstack-clash-protection): New option.
10691 * flag-types.h (enum stack_check_type): Note difference between
10692 -fstack-check= and -fstack-clash-protection.
10693 * params.def (PARAM_STACK_CLASH_PROTECTION_GUARD_SIZE): New PARAM.
10694 (PARAM_STACK_CLASH_PROTECTION_PROBE_INTERVAL): Likewise.
10695 * toplev.c (process_options): Issue warnings/errors for cases
10696 not handled with -fstack-clash-protection.
10697 * doc/invoke.texi (-fstack-clash-protection): Document new option.
10698 (-fstack-check): Note additional problem with -fstack-check=generic.
10699 Note that -fstack-check is primarily for Ada and refer users
10700 to -fstack-clash-protection for stack-clash-protection.
10701 Document new params for stack clash protection.
10703 2017-09-19 Uros Bizjak <ubizjak@gmail.com>
10705 * config/i386/i386.c (ix86_split_long_move): Do not handle
10706 address used for LEA in a special way.
10708 2017-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10710 * simplify-rtx.c (simplify_binary_operation_1): Fix typo in comment.
10712 2017-09-19 Martin Sebor <msebor@redhat.com>
10715 * cgraphunit.c (handle_alias_pairs): Reject aliases between functions
10716 of incompatible types.
10718 2017-09-19 Will Schmidt <will_schmidt@vnet.ibm.com>
10720 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
10721 for early folding of vector loads (ALTIVEC_BUILTIN_LVX_*).
10722 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10723 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_LD.
10725 2017-09-19 Richard Biener <rguenther@suse.de>
10727 PR tree-optimization/82244
10728 * tree-vrp.c (remove_range_assertions): Do not propagate
10729 a constant to abnormals but replace the assert with a copy.
10731 2017-09-19 Alexander Monakov <amonakov@ispras.ru>
10733 PR rtl-optimization/57878
10734 PR rtl-optimization/68988
10735 * lra-assigns.c (reload_pseudo_compare_func): Remove fragmentation
10736 avoidance test involving non_reload_pseudos. Move frequency test
10737 below the general fragmentation avoidance test.
10739 2017-09-19 Richard Biener <rguenther@suse.de>
10741 PR tree-optimization/69728
10742 * graphite-sese-to-poly.c (schedule_error): New global.
10743 (add_loop_schedule): Handle empty domain by failing the
10745 (build_original_schedule): Handle schedule_error.
10747 2017-09-19 Richard Biener <rguenther@suse.de>
10749 * graphite-scop-detection.c (scop_detection::can_represent_loop):
10750 Do not iterate to sibling loops but only to siblings of inner
10753 2017-09-18 Andreas Schwab <schwab@linux-m68k.org>
10756 * config/m68k/m68k.md (moveq feeding equality comparison): Check
10757 that the registers are different.
10759 2017-09-18 Uros Bizjak <ubizjak@gmail.com>
10761 * config/i386/i386.c (fold_builtin_cpu): Add M_AMDFAM17H
10762 to processor_model and "amdfam17h" to arch_names_table.
10763 * doc/extend.texi (__builtin_cpu_is): Document amdfam17h CPU name.
10765 2017-09-18 Jakub Jelinek <jakub@redhat.com>
10768 * doc/extend.texi: Add @findex entry for __builtin_shuffle.
10770 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
10771 Alan Hayward <alan.hayward@arm.com>
10772 David Sherwood <david.sherwood@arm.com>
10774 * tree-vectorizer.h (vect_slp_analyze_operations): Replace parameters
10776 * tree-vect-loop.c (vect_analyze_loop_operations): Update call
10778 * tree-vect-slp.c (vect_slp_analyze_node_operations): Add vec_info *
10779 parameter. Set SLP_TREE_NUMBER_OF_VEC_STMTS here rather than in
10780 vect_schedule_slp_instance.
10781 (vect_slp_analyze_operations): Replace parameters with a vec_info *.
10782 Update call to vect_slp_analyze_node_operations. Simplify return
10784 (vect_slp_analyze_bb_1): Update call accordingly.
10785 (vect_schedule_slp_instance): Remove vectorization_factor parameter.
10786 Don't calculate SLP_TREE_NUMBER_OF_VEC_STMTS here.
10787 (vect_schedule_slp): Update call accordingly.
10789 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
10790 Alan Hayward <alan.hayward@arm.com>
10791 David Sherwood <david.sherwood@arm.com>
10793 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Cope
10794 with types that aren't in fact scalar.
10796 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
10798 * tree-vect-slp.c (vect_record_max_nunits): New function,
10800 (vect_build_slp_tree_1): ...here.
10801 (vect_build_slp_tree_2): Call it for phis too.
10803 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
10805 * tree-vect-stmts.c (vectorizable_mask_load_store): Pass mask_vectype
10806 to vect_get_vec_def_for_operand when getting the mask operand.
10808 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
10809 Alan Hayward <alan.hayward@arm.com>
10810 David Sherwood <david.sherwood@arm.com>
10812 * tree-vect-loop.c (vectorizable_live_operation): Fix type of
10815 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
10816 Alan Hayward <alan.hayward@arm.com>
10817 David Sherwood <david.sherwood@arm.com>
10819 * tree-vect-loop.c (vectorizable_live_operation): Fix element size
10820 calculation for vector booleans.
10822 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
10823 Alan Hayward <alan.hayward@arm.com>
10824 David Sherwood <david.sherwood@arm.com>
10826 * tree-vect-stmts.c (can_vectorize_live_stmts): New function,
10828 (vect_transform_stmt): ...here.
10829 (vect_analyze_stmt): Use it instead of calling
10830 vectorizable_live_operation directly.
10832 2017-09-18 Cesar Philippidis <cesar@codesourcery.com>
10834 * omp-offload.c (oacc_xform_loop): Enable SIMD vectorization on
10835 non-SIMT targets in acc vector loops.
10837 2017-09-18 Claudiu Zissulescu <claziss@synopsys.com>
10839 * configure.ac: Add arc and check if assembler supports gdwarf2.
10840 * configure: Regenerate.
10842 2017-09-18 Richard Biener <rguenther@suse.de>
10844 PR tree-optimization/82220
10845 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Exclude
10846 epilogue niters from the min_profitable_iters compute.
10848 2017-09-18 Jakub Jelinek <jakub@redhat.com>
10851 * config/i386/i386.c (ix86_init_large_pic_reg): Revert 2017-09-01
10852 changes. Turn CODE_LABEL into NOTE_INSN_DELETED_LABEL immediately.
10853 (ix86_init_pic_reg): Revert 2017-09-01 changes.
10855 2017-09-18 Eric Botcazou <ebotcazou@adacore.com>
10858 * dwarf2cfi.c (add_cfis_to_fde): Do not generate DW_CFA_set_loc after
10859 switching to a new text section.
10861 2017-09-18 Richard Biener <rguenther@suse.de>
10863 * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_ref):
10865 (build_alias_set): Reject aliases with no access function.
10867 2017-09-18 Richard Biener <rguenther@suse.de>
10869 PR tree-optimization/79622
10870 * graphite-scop-detection.c (build_cross_bb_scalars_def): Properly
10872 (build_cross_bb_scalars_use): Likewise.
10874 2017-09-18 Pierre-Marie de Rodat <derodat@adacore.com>
10876 * cgraph.h (cgraph_thunk_info): Fix a typo in a comment.
10878 2017-09-18 Alan Modra <amodra@gmail.com>
10881 * gcc/config/rs6000/rs6000.c (rs6000_return_addr): Use
10882 stack_pointer_rtx for count 0. Update comments. Break up
10883 large rtl expression.
10885 2017-09-17 Daniel Santos <daniel.santos@pobox.com>
10887 * config/i386/i386.c (xlogue_layout::STUB_NAME_MAX_LEN):
10888 Increase to 20 bytes.
10889 (xlogue_layout::s_stub_names): Add an additional size-2 diminsion.
10890 (xlogue_layout::get_stub_name): Modify to select the appropairate sse
10891 or avx version of the stub.
10893 2017-09-17 H.J. Lu <hongjiu.lu@intel.com>
10896 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Properly
10897 compute the minimum stack alignment. Also update preferred stack
10898 boundary for leaf functions.
10900 2017-09-16 Richard Sandiford <richard.sandiford@linaro.org>
10902 PR tree-optimization/82228
10903 * tree-vect-loop.c (vectorizable_live_operation): Move initialization
10906 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
10908 * common/config/nds32/nds32-common.c
10909 (nds32_option_optimization_table): Refine formatting.
10910 (nds32_option_optimization_table): Use -fsched-pressure and
10911 -fomit-frame-pointer for specific optimization level.
10913 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
10915 * config/nds32/nds32.c: Refine formatting and comments.
10916 * config/nds32/nds32.h: Likewise.
10917 * config/nds32/nds32.md: Likewise.
10918 * config/nds32/nds32-cost.c: Likewise.
10919 * config/nds32/nds32-isr.c: Likewise.
10920 * config/nds32/nds32-md-auxiliary.c: Likewise.
10921 * config/nds32/nds32-multiple.md: Likewise.
10922 * config/nds32/nds32-predicates.c: Likewise.
10924 2017-09-15 Andrew Sutton <andrew.n.sutton@gmail.com>
10925 Jakub Jelinek <jakub@redhat.com>
10927 Add support for -std=c++2a.
10928 * doc/cpp.texi (__cplusplus): Document value for -std=c++2a
10930 * doc/invoke.texi: Document -std=c++2a and -std=gnu++2a.
10932 2017-09-15 Steve Ellcey <sellcey@cavium.com>
10935 * doc/extend.texi (Common Function Attributes): Add
10936 references to ARM, AArch64, and S/390 specific attributes.
10937 (Function Specific Option Pragmas): Add AArch64 and S/390
10938 to list of back ends that support the target pragma.
10940 2017-09-15 Nathan Sidwell <nathan@acm.org>
10942 * doc/standards.texi: Fix C++17 description. Update URLs for
10945 2017-09-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10947 * common.opt (Wcast-align=strict): New warning option.
10948 * doc/invoke.texi: Document -Wcast-align=strict.
10950 2017-09-15 Pierre-Marie de Rodat <derodat@adacore.com>
10952 * cgraph.h (cgraph_thunk_info): Add comments.
10953 * cgraph.c (cgraph_node::create_thunk): Adjust comment, make
10954 assert for VIRTUAL_* arguments stricter.
10956 2017-09-15 Jackson Woodruff <jackson.woodruff@arm.com>
10958 PR tree-optimization/71026
10959 * match.pd: Move RDIV patterns from fold-const.c
10960 * fold-const.c (distribute_real_division): Removed.
10961 (fold_binary_loc): Remove calls to distribute_real_divison.
10963 2017-09-15 Jakub Jelinek <jakub@redhat.com>
10965 * doc/invoke.texi: Document -std=c++17 and -std=gnu++17 and document
10966 c++1z and gnu++1z as deprecated. Change other references to
10967 -std=c++1z to -std=c++17 and -std=gnu++1z to -std=gnu++17.
10968 Change -Wc++1z-compat to -Wc++17-compat.
10969 * doc/cpp.texi: Document -std=c++17 defines __cplusplus 201703L.
10970 * dwarf2out.c (highest_c_language): Handle C++17.
10971 (gen_compile_unit_die): Likewise.
10973 2017-09-15 Jakub Jelinek <jakub@redhat.com>
10975 PR rtl-optimization/82192
10976 * combine.c (make_extraction): Don't look through non-paradoxical
10977 SUBREGs or TRUNCATE if pos + len is or might be bigger than
10980 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
10981 Alan Hayward <alan.hayward@arm.com>
10982 David Sherwood <david.sherwood@arm.com>
10984 * target.def (function_arg_offset): New hook.
10985 * targhooks.h (default_function_arg_offset): Declare.
10986 * targhooks.c (default_function_arg_offset): New function.
10987 * function.c (locate_and_pad_parm): Use
10988 targetm.calls.function_arg_offset instead of FUNCTION_ARG_OFFSET.
10989 * doc/tm.texi.in (FUNCTION_ARG_OFFSET): Replace with...
10990 (TARGET_FUNCTION_ARG_OFFSET): ...this.
10991 * doc/tm.texi: Regenerate.
10992 * config/spu/spu.h (FUNCTION_ARG_OFFSET): Delete.
10993 * config/spu/spu.c (spu_function_arg_offset): New function.
10994 (TARGET_FUNCTION_ARG_OFFSET): Redefine.
10995 * system.h (FUNCTION_ARG_OFFSET): Poison.
10997 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
10998 Alan Hayard <alan.hayward@arm.com>
10999 David Sherwood <david.sherwood@arm.com>
11001 * target.def (truly_noop_truncation): New hook.
11002 (mode_rep_extended): Refer to TARGET_TRULY_NOOP_TRUNCATION rather
11003 than TRULY_NOOP_TRUNCATION.
11004 * hooks.h (hook_bool_uint_uint_true): Declare.
11005 * hooks.c (hook_bool_uint_uint_true): New function.
11006 * doc/tm.texi.in (TRULY_NOOP_TRUNCATION): Replace with...
11007 (TARGET_TRULY_NOOP_TRUNCATION): ...this.
11008 * doc/tm.texi: Regenerate.
11009 * combine.c (make_extraction): Refer to TARGET_TRULY_NOOP_TRUNCATION
11010 rather than TRULY_NOOP_TRUNCATION in comments.
11011 (simplify_comparison): Likewise.
11012 (record_truncated_value): Likewise.
11013 * expmed.c (extract_bit_field_1): Likewise.
11014 (extract_split_bit_field): Likewise.
11015 * convert.c (convert_to_integer_1): Use targetm.truly_noop_truncation
11016 instead of TRULY_NOOP_TRUNCATION.
11017 * function.c (assign_parm_setup_block): Likewise.
11018 * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): Likewise.
11019 * rtlhooks.c: Include target.h.
11020 * config/aarch64/aarch64.h (TRULY_NOOP_TRUNCATION): Delete.
11021 * config/alpha/alpha.h (TRULY_NOOP_TRUNCATION): Delete.
11022 * config/arc/arc.h (TRULY_NOOP_TRUNCATION): Delete.
11023 * config/arm/arm.h (TRULY_NOOP_TRUNCATION): Delete.
11024 * config/avr/avr.h (TRULY_NOOP_TRUNCATION): Delete.
11025 * config/bfin/bfin.h (TRULY_NOOP_TRUNCATION): Delete.
11026 * config/c6x/c6x.h (TRULY_NOOP_TRUNCATION): Delete.
11027 * config/cr16/cr16.h (TRULY_NOOP_TRUNCATION): Delete.
11028 * config/cris/cris.h (TRULY_NOOP_TRUNCATION): Delete.
11029 * config/epiphany/epiphany.h (TRULY_NOOP_TRUNCATION): Delete.
11030 * config/fr30/fr30.h (TRULY_NOOP_TRUNCATION): Delete.
11031 * config/frv/frv.h (TRULY_NOOP_TRUNCATION): Delete.
11032 * config/ft32/ft32.h (TRULY_NOOP_TRUNCATION): Delete.
11033 * config/h8300/h8300.h (TRULY_NOOP_TRUNCATION): Delete.
11034 * config/i386/i386.h (TRULY_NOOP_TRUNCATION): Delete.
11035 * config/ia64/ia64.h (TRULY_NOOP_TRUNCATION): Delete.
11036 * config/iq2000/iq2000.h (TRULY_NOOP_TRUNCATION): Delete.
11037 * config/lm32/lm32.h (TRULY_NOOP_TRUNCATION): Delete.
11038 * config/m32c/m32c.h (TRULY_NOOP_TRUNCATION): Delete.
11039 * config/m32r/m32r.h (TRULY_NOOP_TRUNCATION): Delete.
11040 * config/m68k/m68k.h (TRULY_NOOP_TRUNCATION): Delete.
11041 * config/mcore/mcore.h (TRULY_NOOP_TRUNCATION): Delete.
11042 * config/microblaze/microblaze.h (TRULY_NOOP_TRUNCATION): Delete.
11043 * config/mips/mips.h (TRULY_NOOP_TRUNCATION): Delete.
11044 * config/mips/mips.c (mips_truly_noop_truncation): New function.
11045 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
11046 * config/mips/mips.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
11047 rather than TRULY_NOOP_TRUNCATION in comments.
11048 * config/mmix/mmix.h (TRULY_NOOP_TRUNCATION): Delete.
11049 * config/mn10300/mn10300.h (TRULY_NOOP_TRUNCATION): Delete.
11050 * config/moxie/moxie.h (TRULY_NOOP_TRUNCATION): Delete.
11051 * config/msp430/msp430.h (TRULY_NOOP_TRUNCATION): Delete.
11052 * config/nds32/nds32.h (TRULY_NOOP_TRUNCATION): Delete.
11053 * config/nios2/nios2.h (TRULY_NOOP_TRUNCATION): Delete.
11054 * config/nvptx/nvptx.h (TRULY_NOOP_TRUNCATION): Delete.
11055 * config/pa/pa.h (TRULY_NOOP_TRUNCATION): Delete.
11056 * config/pdp11/pdp11.h (TRULY_NOOP_TRUNCATION): Delete.
11057 * config/powerpcspe/powerpcspe.h (TRULY_NOOP_TRUNCATION): Delete.
11058 * config/riscv/riscv.h (TRULY_NOOP_TRUNCATION): Delete.
11059 * config/riscv/riscv.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
11060 rather than TRULY_NOOP_TRUNCATION in comments.
11061 * config/rl78/rl78.h (TRULY_NOOP_TRUNCATION): Delete.
11062 * config/rs6000/rs6000.h (TRULY_NOOP_TRUNCATION): Delete.
11063 * config/rx/rx.h (TRULY_NOOP_TRUNCATION): Delete.
11064 * config/s390/s390.h (TRULY_NOOP_TRUNCATION): Delete.
11065 * config/sh/sh.h (MAYBE_BASE_REGISTER_RTX_P): Remove
11066 TRULY_NOOP_TRUNCATION condition.
11067 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
11068 (TRULY_NOOP_TRUNCATION): Delete.
11069 * config/sparc/sparc.h (TRULY_NOOP_TRUNCATION): Delete.
11070 * config/spu/spu.h (TRULY_NOOP_TRUNCATION): Delete.
11071 * config/spu/spu.c (spu_truly_noop_truncation): New function.
11072 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
11073 * config/stormy16/stormy16.h (TRULY_NOOP_TRUNCATION): Delete.
11074 * config/tilegx/tilegx.h (TRULY_NOOP_TRUNCATION): Delete.
11075 * config/tilegx/tilegx.c (tilegx_truly_noop_truncation): New fuction.
11076 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
11077 * config/tilegx/tilegx.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
11078 rather than TRULY_NOOP_TRUNCATION in comments.
11079 * config/tilepro/tilepro.h (TRULY_NOOP_TRUNCATION): Delete.
11080 * config/v850/v850.h (TRULY_NOOP_TRUNCATION): Delete.
11081 * config/vax/vax.h (TRULY_NOOP_TRUNCATION): Delete.
11082 * config/visium/visium.h (TRULY_NOOP_TRUNCATION): Delete.
11083 * config/xtensa/xtensa.h (TRULY_NOOP_TRUNCATION): Delete.
11084 * system.h (TRULY_NOOP_TRUNCATION): Poison.
11086 2017-09-15 Christophe Lyon <christophe.lyon@linaro.org>
11089 * config/arm/arm.md (*cmp_and): Add enabled_for_depr_it attribute.
11090 (*cmp_ior): Likewise.
11091 (*ior_scc_scc): Add alternative for enabled_for_depr_it attribute.
11092 (*ior_scc_scc_cmp): Likewise.
11093 (*and_scc_scc): Likewise.
11094 (*and_scc_scc_cmp): Likewise.
11096 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
11097 Alan Hayard <alan.hayward@arm.com>
11098 David Sherwood <david.sherwood@arm.com>
11100 * target.def (can_change_mode_class): New hook.
11101 (mode_rep_extended): Refer to it instead of CANNOT_CHANGE_MODE_CLASS.
11102 (hard_regno_nregs): Likewise.
11103 * hooks.h (hook_bool_mode_mode_reg_class_t_true): Declare.
11104 * hooks.c (hook_bool_mode_mode_reg_class_t_true): New function.
11105 * doc/tm.texi.in (CANNOT_CHANGE_MODE_CLASS): Replace with...
11106 (TARGET_CAN_CHANGE_MODE_CLASS): ...this.
11107 (LOAD_EXTEND_OP): Update accordingly.
11108 * doc/tm.texi: Regenerate.
11109 * doc/rtl.texi: Refer to TARGET_CAN_CHANGE_MODE_CLASS instead of
11110 CANNOT_CHANGE_MODE_CLASS.
11111 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Replace with...
11112 (REG_CAN_CHANGE_MODE_P): ...this new macro.
11113 * combine.c (simplify_set): Update accordingly.
11114 * emit-rtl.c (validate_subreg): Likewise.
11115 * recog.c (general_operand): Likewise.
11116 * regcprop.c (mode_change_ok): Likewise.
11117 * reload1.c (choose_reload_regs): Likewise.
11118 (inherit_piecemeal_p): Likewise.
11119 * rtlanal.c (simplify_subreg_regno): Likewise.
11120 * postreload.c (reload_cse_simplify_set): Use REG_CAN_CHANGE_MODE_P
11121 instead of CANNOT_CHANGE_MODE_CLASS.
11122 (reload_cse_simplify_operands): Likewise.
11123 * reload.c (push_reload): Use targetm.can_change_mode_class
11124 instead of CANNOT_CHANGE_MODE_CLASS.
11125 (push_reload): Likewise. Also use REG_CAN_CHANGE_MODE_P instead of
11126 REG_CANNOT_CHANGE_MODE_P.
11127 * config/alpha/alpha.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11128 * config/alpha/alpha.c (alpha_can_change_mode_class): New function.
11129 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11130 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11131 * config/arm/arm.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11132 (arm_can_change_mode_class): New function.
11133 * config/arm/neon.md: Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
11134 than CANNOT_CHANGE_MODE_CLASS in comments.
11135 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11136 * config/i386/i386-protos.h (ix86_cannot_change_mode_class): Delete.
11137 * config/i386/i386.c (ix86_cannot_change_mode_class): Replace with...
11138 (ix86_can_change_mode_class): ...this new function, inverting the
11139 sense of the return value.
11140 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11141 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11142 * config/ia64/ia64.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11143 (ia64_can_change_mode_class): New function.
11144 * config/m32c/m32c.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11145 * config/m32c/m32c-protos.h (m32c_cannot_change_mode_class): Delete.
11146 * config/m32c/m32c.c (m32c_cannot_change_mode_class): Replace with...
11147 (m32c_can_change_mode_class): ...this new function, inverting the
11148 sense of the return value.
11149 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11150 * config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11151 * config/mips/mips-protos.h (mips_cannot_change_mode_class): Delete.
11152 * config/mips/mips.c (mips_cannot_change_mode_class): Replace with...
11153 (mips_can_change_mode_class): ...this new function, inverting the
11154 sense of the return value.
11155 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11156 * config/msp430/msp430.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11157 * config/msp430/msp430.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11158 (msp430_can_change_mode_class): New function.
11159 * config/nvptx/nvptx.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11160 * config/nvptx/nvptx.c (nvptx_can_change_mode_class): New function.
11161 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11162 * config/pa/pa32-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11163 * config/pa/pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11164 * config/pa/pa-protos.h (pa_cannot_change_mode_class): Delete.
11165 * config/pa/pa.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11166 (pa_cannot_change_mode_class): Replace with...
11167 (pa_can_change_mode_class): ...this new function, inverting the
11168 sense of the return value.
11169 (pa_modes_tieable_p): Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
11170 than CANNOT_CHANGE_MODE_CLASS in comments.
11171 * config/pdp11/pdp11.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11172 * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class): Delete.
11173 * config/pdp11/pdp11.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11174 (pdp11_cannot_change_mode_class): Replace with...
11175 (pdp11_can_change_mode_class): ...this new function, inverting the
11176 sense of the return value.
11177 * config/powerpcspe/powerpcspe.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11178 * config/powerpcspe/powerpcspe-protos.h
11179 (rs6000_cannot_change_mode_class_ptr): Delete.
11180 * config/powerpcspe/powerpcspe.c
11181 (rs6000_cannot_change_mode_class_ptr): Delete.
11182 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11183 (rs6000_option_override_internal): Assign to
11184 targetm.can_change_mode_class instead of
11185 rs6000_cannot_change_mode_class_ptr.
11186 (rs6000_cannot_change_mode_class): Replace with...
11187 (rs6000_can_change_mode_class): ...this new function, inverting the
11188 sense of the return value.
11189 (rs6000_debug_cannot_change_mode_class): Replace with...
11190 (rs6000_debug_can_change_mode_class): ...this new function.
11191 * config/riscv/riscv.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11192 * config/riscv/riscv.c (riscv_can_change_mode_class): New function.
11193 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11194 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11195 * config/rs6000/rs6000-protos.h (rs6000_cannot_change_mode_class_ptr):
11197 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class_ptr): Delete.
11198 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11199 (rs6000_option_override_internal): Assign to
11200 targetm.can_change_mode_class instead of
11201 rs6000_cannot_change_mode_class_ptr.
11202 (rs6000_cannot_change_mode_class): Replace with...
11203 (rs6000_can_change_mode_class): ...this new function, inverting the
11204 sense of the return value.
11205 (rs6000_debug_cannot_change_mode_class): Replace with...
11206 (rs6000_debug_can_change_mode_class): ...this new function.
11207 * config/s390/s390.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11208 * config/s390/s390-protos.h (s390_cannot_change_mode_class): Delete.
11209 * config/s390/s390.c (s390_cannot_change_mode_class): Replace with...
11210 (s390_can_change_mode_class): ...this new function, inverting the
11211 sense of the return value.
11212 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11213 * config/sh/sh.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11214 * config/sh/sh-protos.h (sh_cannot_change_mode_class): Delete.
11215 * config/sh/sh.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11216 (sh_cannot_change_mode_class): Replace with...
11217 (sh_can_change_mode_class): ...this new function, inverting the
11218 sense of the return value.
11219 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11220 * config/sparc/sparc.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11221 (sparc_can_change_mode_class): New function.
11222 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11223 * config/spu/spu.c (spu_can_change_mode_class): New function.
11224 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11225 * config/visium/visium.h (CANNOT_CHANGE_MODE_CLASS): Delete.
11226 * config/visium/visium.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
11227 (visium_can_change_mode_class): New function.
11228 * system.h (CANNOT_CHANGE_MODE_CLASS): Poison.
11230 2017-09-15 Richard Biener <rguenther@suse.de>
11232 PR tree-optimization/82217
11233 * tree-ssa-sccvn.c (visit_phi): Properly handle all VN_TOP
11234 but not undefined case.
11236 2017-09-15 Jakub Jelinek <jakub@redhat.com>
11239 * postreload.c (reload_cse_simplify_operands): Skip
11240 NOTE_INSN_DELETED_LABEL similarly to skipping CODE_LABEL.
11242 2017-09-15 Richard Biener <rguenther@suse.de>
11244 PR tree-optimization/68823
11245 * graphite-scop-detection.c (build_alias_set): If we have a
11246 possible dependence check whether we can handle them by just
11247 looking at the DRs DR_ACCESS_FNs.
11248 (build_scops): If build_alias_set fails, fail the SCOP.
11250 2017-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11252 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1_HW): New macros
11253 to support float128 built-in functions that require the ISA 3.0
11255 (BU_FLOAT128_3_HW): Likewise.
11256 (SQRTF128): Add support for the IEEE 128-bit square root and fma
11257 built-in functions.
11258 (FMAF128): Likewise.
11260 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11261 support for built-in functions that need the ISA 3.0 IEEE 128-bit
11262 floating point instructions.
11263 (rs6000_invalid_builtin): Likewise.
11264 (rs6000_builtin_mask_names): Likewise.
11265 * config/rs6000/rs6000.h (MASK_FLOAT128_HW): Likewise.
11266 (RS6000_BTM_FLOAT128_HW): Likewise.
11267 (RS6000_BTM_COMMON): Likewise.
11268 * config/rs6000/rs6000.md (fma<mode>4_hw): Add a generator
11270 * doc/extend.texi (RS/6000 built-in functions): Document the
11271 IEEE 128-bit floating point square root and fused multiply-add
11272 built-in functions.
11274 2017-09-14 Pat Haugen <pthaugen@us.ibm.com>
11276 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): Make sure the TOC
11277 reg (r2) isn't in the set of registers defined in the prologue.
11279 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
11280 Alan Hayward <alan.hayward@arm.com>
11281 David Sherwood <david.sherwood@arm.com>
11283 * tree-vectorizer.h (_loop_vec_info): Add max_vectorization_factor.
11284 (LOOP_VINFO_MAX_VECT_FACTOR): New macro.
11285 (LOOP_VINFO_ORIG_VECT_FACTOR): Replace with...
11286 (LOOP_VINFO_ORIG_MAX_VECT_FACTOR): ...this new macro.
11287 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): Update
11289 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
11290 max_vectorization_factor.
11291 (vect_analyze_loop_2): Set LOOP_VINFO_MAX_VECT_FACTOR.
11293 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
11294 Alan Hayward <alan.hayward@arm.com>
11295 David Sherwood <david.sherwood@arm.com>
11297 * tree-vectorizer.h (vect_min_worthwhile_factor): Delete.
11298 (vect_worthwhile_without_simd_p): Declare.
11299 * tree-vect-loop.c (vect_worthwhile_without_simd_p): New function.
11300 (vectorizable_reduction): Use it.
11301 * tree-vect-stmts.c (vectorizable_shift): Likewise.
11302 (vectorizable_operation): Likewise.
11304 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
11305 Alan Hayward <alan.hayward@arm.com>
11306 David Sherwood <david.sherwood@arm.com>
11308 * tree-vectorizer.h (vect_get_num_copies): New function.
11309 * tree-vect-data-refs.c (vect_get_data_access_cost): Use it.
11310 * tree-vect-loop.c (vectorizable_reduction): Likewise.
11311 (vectorizable_induction): Likewise.
11312 (vectorizable_live_operation): Likewise.
11313 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
11314 (vectorizable_bswap): Likewise.
11315 (vectorizable_call): Likewise.
11316 (vectorizable_conversion): Likewise.
11317 (vectorizable_assignment): Likewise.
11318 (vectorizable_shift): Likewise.
11319 (vectorizable_operation): Likewise.
11320 (vectorizable_store): Likewise.
11321 (vectorizable_load): Likewise.
11322 (vectorizable_condition): Likewise.
11323 (vectorizable_comparison): Likewise.
11324 (vect_analyze_stmt): Pass the slp node to vectorizable_live_operation.
11326 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
11327 Alan Hayward <alan.hayward@arm.com>
11328 David Sherwood <david.sherwood@arm.com>
11330 * tree-vect-loop.c (vectorizable_induction): Use gimple_build instead
11331 of vect_init_vector.
11333 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
11334 Alan Hayward <alan.hayward@arm.com>
11335 David Sherwood <david.sherwood@arm.com>
11337 * gimple-fold.h (gimple_build_vector_from_val): Declare, and provide
11338 an inline wrapper that provides a location.
11339 (gimple_build_vector): Likewise.
11340 * gimple-fold.c (gimple_build_vector_from_val): New function.
11341 (gimple_build_vector): Likewise.
11342 * tree-vect-loop.c (get_initial_def_for_reduction): Use the new
11343 functions to build the initial value. Always return a gimple value.
11344 (get_initial_defs_for_reduction): Likewise. Only compute
11346 (vect_create_epilog_for_reduction): Don't call force_gimple_operand or
11347 vect_init_vector on the results from get_initial_def(s)_for_reduction.
11348 (vectorizable_induction): Use gimple_build_vector rather than
11351 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
11352 Alan Hayward <alan.hayward@arm.com>
11353 David Sherwood <david.sherwood@arm.com>
11355 * target.h (vec_perm_indices): New typedef.
11356 (auto_vec_perm_indices): Likewise.
11357 * optabs-query.h: Include target.h
11358 (can_vec_perm_p): Take a vec_perm_indices *.
11359 * optabs-query.c (can_vec_perm_p): Likewise.
11360 (can_mult_highpart_p): Update accordingly. Use auto_vec_perm_indices.
11361 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
11362 * tree-vect-generic.c (lower_vec_perm): Likewise.
11363 * tree-vect-data-refs.c (vect_grouped_store_supported): Likewise.
11364 (vect_grouped_load_supported): Likewise.
11365 (vect_shift_permute_load_chain): Likewise.
11366 (vect_permute_store_chain): Use auto_vec_perm_indices.
11367 (vect_permute_load_chain): Likewise.
11368 * fold-const.c (fold_vec_perm): Take vec_perm_indices.
11369 (fold_ternary_loc): Update accordingly. Use auto_vec_perm_indices.
11370 Update uses of can_vec_perm_p.
11371 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Replace the
11372 mode with a number of elements. Take a vec_perm_indices *.
11373 (vect_create_epilog_for_reduction): Update accordingly.
11374 Use auto_vec_perm_indices.
11375 (have_whole_vector_shift): Likewise. Update call to can_vec_perm_p.
11376 * tree-vect-slp.c (vect_build_slp_tree_1): Likewise.
11377 (vect_transform_slp_perm_load): Likewise.
11378 (vect_schedule_slp_instance): Use auto_vec_perm_indices.
11379 * tree-vectorizer.h (vect_gen_perm_mask_any): Take a vec_perm_indices.
11380 (vect_gen_perm_mask_checked): Likewise.
11381 * tree-vect-stmts.c (vect_gen_perm_mask_any): Take a vec_perm_indices.
11382 (vect_gen_perm_mask_checked): Likewise.
11383 (vectorizable_mask_load_store): Use auto_vec_perm_indices.
11384 (vectorizable_store): Likewise.
11385 (vectorizable_load): Likewise.
11386 (perm_mask_for_reverse): Likewise. Update call to can_vec_perm_p.
11387 (vectorizable_bswap): Likewise.
11389 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
11390 Alan Hayward <alan.hayward@arm.com>
11391 David Sherwood <david.sherwood@arm.com>
11393 * tree.h (build_vector): Take a vec<tree> instead of a tree *.
11394 * tree.c (build_vector): Likewise.
11395 (build_vector_from_ctor): Update accordingly.
11396 (build_vector_from_val): Likewise.
11397 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
11398 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
11399 * tree-vect-generic.c (add_rshift): Likewise.
11400 (expand_vector_divmod): Likewise.
11401 (optimize_vector_constructor): Likewise.
11402 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
11403 (vect_transform_slp_perm_load): Likewise.
11404 (vect_schedule_slp_instance): Likewise.
11405 * tree-vect-stmts.c (vectorizable_bswap): Likewise.
11406 (vectorizable_call): Likewise.
11407 (vect_gen_perm_mask_any): Likewise. Add elements in order.
11408 * expmed.c (make_tree): Likewise.
11409 * fold-const.c (fold_negate_expr_1): Use auto_vec<tree> when building
11410 a vector passed to build_vector.
11411 (fold_convert_const): Likewise.
11412 (exact_inverse): Likewise.
11413 (fold_ternary_loc): Likewise.
11414 (fold_relational_const): Likewise.
11415 (const_binop): Likewise. Use VECTOR_CST_ELT directly when operating
11416 on VECTOR_CSTs, rather than going through vec_cst_ctor_to_array.
11417 (const_unop): Likewise. Store the reduction accumulator in a
11418 variable rather than an array.
11419 (vec_cst_ctor_to_array): Take the number of elements as a parameter.
11420 (fold_vec_perm): Update calls accordingly. Use auto_vec<tree> for
11421 the new vector, rather than constructing it after the input arrays.
11422 (native_interpret_vector): Use auto_vec<tree> when building
11423 a vector passed to build_vector. Add elements in order.
11424 * tree-vect-loop.c (get_initial_defs_for_reduction): Use
11425 auto_vec<tree> when building a vector passed to build_vector.
11426 (vect_create_epilog_for_reduction): Likewise.
11427 (vectorizable_induction): Likewise.
11428 (get_initial_def_for_reduction): Likewise. Fix indentation of
11430 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Change n_elts
11432 (sparc_fold_builtin): Use auto_vec<tree> when building a vector
11433 passed to build_vector.
11435 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
11436 Alan Hayward <alan.hayward@arm.com>
11437 David Sherwood <david.sherwood@arm.com>
11439 * tree-core.h (tree_base::u): Add an "nelts" field.
11440 (tree_vector): Use VECTOR_CST_NELTS as the length.
11441 * tree.c (tree_size): Likewise.
11442 (make_vector): Initialize VECTOR_CST_NELTS.
11443 * tree.h (VECTOR_CST_NELTS): Use the u.nelts field.
11444 * cfgexpand.c (expand_debug_expr): Use VECTOR_CST_NELTS instead of
11445 TYPE_VECTOR_SUBPARTS.
11446 * expr.c (const_vector_mask_from_tree): Consistently use "units"
11447 as the number of units, setting it from VECTOR_CST_NELTS.
11448 (const_vector_from_tree): Likewise.
11449 * fold-const.c (negate_expr_p): Use VECTOR_CST_NELTS instead of
11450 TYPE_VECTOR_SUBPARTS for the number of elements in a VECTOR_CST.
11451 (fold_negate_expr_1): Likewise.
11452 (fold_convert_const): Likewise.
11453 (const_binop): Likewise. Differentiate the number of output and
11455 (const_unop): Likewise.
11456 (fold_ternary_loc): Use VECTOR_CST_NELTS for the number of elements
11457 in a VECTOR_CST, asserting that it is the same as TYPE_VECTOR_SUBPARTS
11458 in cases that did the opposite.
11460 2017-09-14 Richard Biener <rguenther@suse.de>
11462 * tree-ssa-sccvn.c (visit_phi): Merge undefined values similar
11465 2017-09-14 Eric Botcazou <ebotcazou@adacore.com>
11467 * dwarf2out.c (dwarf2out_source_line): Remove superfluous test.
11469 2017-09-14 Jakub Jelinek <jakub@redhat.com>
11472 * cfgbuild.c (find_bb_boundaries): Ignore debug insns in decisions
11473 if and where to split a bb, except for splitting before debug insn
11474 sequences followed by non-label real insn. Delete debug insns
11475 in between basic blocks.
11477 * combine.c (make_compound_operation_int): Formatting fixes.
11479 * config/alpha/elf.h (LINK_EH_SPEC): Add -static-pie support.
11480 * config/alpha/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
11481 * config/netbsd.h (LINK_EH_SPEC): Likewise.
11482 * config/sol2.h (LINK_EH_SPEC): Likewise.
11483 * config/arm/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
11484 * config/s390/linux.h (LINK_SPEC): Likewise.
11485 * config/freebsd.h (LINK_EH_SPEC): Likewise.
11486 * config/openbsd.h (LINK_EH_SPEC): Likewise.
11487 * config/lm32/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
11488 * config/aarch64/aarch64-linux.h (LINUX_TARGET_LINK_SPEC): Likewise.
11489 * config/powerpcspe/sysv4.h (LINK_EH_SPEC): Likewise.
11490 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
11491 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Fix a typo.
11492 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Formatting fix.
11494 2017-09-13 Jakub Jelinek <jakub@redhat.com>
11496 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Add -static-pie
11498 (ENDFILE_LINUX_SPEC): Likewise.
11499 (LINK_EH_SPEC): Likewise.
11500 * config/rs6000/linux64.h (LINK_SHLIB_SPEC): Likewise.
11501 (LINK_OS_LINUX_SPEC32): Likewise.
11502 (LINK_OS_LINUX_SPEC64): Likewise.
11503 * config/rs6000/linux.h (LINK_SHLIB_SPEC): Likewise.
11504 (LINK_OS_LINUX_SPEC): Likewise.
11506 2017-09-13 Martin Liska <mliska@suse.cz>
11508 PR middle-end/82154
11509 * stmt.c (expand_sjlj_dispatch_table): Use CASE_LOW when
11510 CASE_HIGH is NULL_TREE.
11512 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
11513 Alan Hayward <alan.hayward@arm.com>
11514 David Sherwood <david.sherwood@arm.com>
11516 * target.def (secondary_memory_needed): New hook.
11517 (secondary_reload): Refer to TARGET_SECONDARY_MEMORY_NEEDED
11518 instead of SECONDARY_MEMORY_NEEDED.
11519 (secondary_memory_needed_mode): Likewise.
11520 * hooks.h (hook_bool_mode_reg_class_t_reg_class_t_false): Declare.
11521 * hooks.c (hook_bool_mode_reg_class_t_reg_class_t_false): New function.
11522 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED): Replace with...
11523 (TARGET_SECONDARY_MEMORY_NEEDED): ...this.
11524 (SECONDARY_MEMORY_NEEDED_RTX): Update reference accordingly.
11525 * doc/tm.texi: Regenerate.
11526 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Delete.
11527 * config/alpha/alpha.c (alpha_secondary_memory_needed): New function.
11528 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11529 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED): Delete.
11530 * config/i386/i386-protos.h (ix86_secondary_memory_needed): Delete.
11531 * config/i386/i386.c (inline_secondary_memory_needed): Put the
11532 mode argument first and change the reg_class arguments to reg_class_t.
11533 (ix86_secondary_memory_needed): Likewise. Remove the strict parameter.
11534 Make static. Update the call to inline_secondary_memory_needed.
11535 (ix86_register_move_cost): Update the call to
11536 inline_secondary_memory_needed.
11537 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11538 * config/ia64/ia64.h (SECONDARY_MEMORY_NEEDED): Delete commented-out
11540 * config/ia64/ia64.c (spill_xfmode_rfmode_operand): Refer to
11541 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
11543 * config/mips/mips.h (SECONDARY_MEMORY_NEEDED): Delete.
11544 * config/mips/mips-protos.h (mips_secondary_memory_needed): Delete.
11545 * config/mips/mips.c (mips_secondary_memory_needed): Make static
11546 and match hook interface. Add comment from mips.h.
11547 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11548 * config/mmix/mmix.md (truncdfsf2): Refer to
11549 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
11551 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED): Rename to...
11552 (PA_SECONDARY_MEMORY_NEEDED): ...this, and put the mode argument first.
11553 * config/pa/pa.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11554 (pa_secondary_memory_needed): New function.
11555 * config/pdp11/pdp11.h (SECONDARY_MEMORY_NEEDED): Delete.
11556 * config/pdp11/pdp11-protos.h (pdp11_secondary_memory_needed): Delete.
11557 * config/pdp11/pdp11.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11558 (pdp11_secondary_memory_needed): Make static and match hook interface.
11559 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED): Delete.
11560 * config/powerpcspe/powerpcspe-protos.h
11561 (rs6000_secondary_memory_needed_ptr): Delete.
11562 * config/powerpcspe/powerpcspe.c (rs6000_secondary_memory_needed_ptr):
11564 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11565 (rs6000_option_override_internal): Assign to
11566 targetm.secondary_memory_needed rather than
11567 rs6000_secondary_memory_needed_ptr.
11568 (rs6000_secondary_memory_needed): Match hook interface.
11569 (rs6000_debug_secondary_memory_needed): Likewise.
11570 * config/riscv/riscv.h (SECONDARY_MEMORY_NEEDED): Delete.
11571 * config/riscv/riscv.c (riscv_secondary_memory_needed): New function.
11572 (riscv_register_move_cost): Use it instead of SECONDARY_MEMORY_NEEDED.
11573 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11574 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED): Delete.
11575 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_ptr):
11577 * config/rs6000/rs6000.c (rs6000_secondary_memory_needed_ptr): Delete.
11578 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11579 (rs6000_option_override_internal): Assign to
11580 targetm.secondary_memory_needed rather than
11581 rs6000_secondary_memory_needed_ptr.
11582 (rs6000_secondary_memory_needed): Match hook interface.
11583 (rs6000_debug_secondary_memory_needed): Likewise.
11584 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Delete.
11585 * config/s390/s390.c (s390_secondary_memory_needed): New function.
11586 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11587 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): Delete.
11588 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
11589 (sparc_secondary_memory_needed): New function.
11590 * lra-constraints.c (check_and_process_move): Refer to
11591 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
11593 (curr_insn_transform): Likewise.
11594 (process_alt_operands): Use targetm.secondary_memory_needed
11595 instead of TARGET_SECONDARY_MEMORY_NEEDED.
11596 (check_secondary_memory_needed_p): Likewise.
11597 (choose_split_class): Likewise.
11598 * reload.c: Unconditionally include code that was previously
11599 conditional on SECONDARY_MEMORY_NEEDED.
11600 (push_secondary_reload): Use targetm.secondary_memory_needed
11601 instead of TARGET_SECONDARY_MEMORY_NEEDED.
11602 (push_reload): Likewise.
11603 * reload1.c: Unconditionally include code that was previously
11604 conditional on SECONDARY_MEMORY_NEEDED.
11605 (choose_reload_regs): Use targetm.secondary_memory_needed
11606 instead of TARGET_SECONDARY_MEMORY_NEEDED.
11607 (gen_reload): Likewise.
11608 * system.h (SECONDARY_MEMORY_NEEDED): Poison.
11610 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
11611 Alan Hayward <alan.hayward@arm.com>
11612 David Sherwood <david.sherwood@arm.com>
11614 * target.def (secondary_memory_needed_mode): New hook:
11615 * targhooks.c (default_secondary_memory_needed_mode): Declare.
11616 * targhooks.h (default_secondary_memory_needed_mode): New function.
11617 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED_MODE): Replace with...
11618 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): ...this.
11619 * doc/tm.texi: Regenerate.
11620 * lra-constraints.c (check_and_process_move): Use
11621 targetm.secondary_memory_needed_mode instead of
11622 TARGET_SECONDARY_MEMORY_NEEDED_MODE.
11623 (curr_insn_transform): Likewise.
11624 * reload.c (get_secondary_mem): Likewise.
11625 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
11626 * config/alpha/alpha.c (alpha_secondary_memory_needed_mode): New
11628 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
11629 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
11630 * config/i386/i386.c (ix86_secondary_memory_needed_mode): New function.
11631 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
11632 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED_MODE):
11634 * config/powerpcspe/powerpcspe-protos.h
11635 (rs6000_secondary_memory_needed_mode): Delete.
11636 * config/powerpcspe/powerpcspe.c
11637 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
11638 (rs6000_secondary_memory_needed_mode): Make static.
11639 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
11640 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_mode):
11642 * config/rs6000/rs6000.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
11644 (rs6000_secondary_memory_needed_mode): Make static.
11645 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
11646 * config/s390/s390.c (s390_secondary_memory_needed_mode): New function.
11647 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
11648 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
11649 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
11651 (sparc_secondary_memory_needed_mode): New function.
11652 * system.h (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Poison.
11654 2017-09-13 Jackson Woodruff <jackson.woodruff@arm.com>
11656 * config/aarch64/constraints.md (Umq): New constraint.
11657 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>):
11659 (mov<mode>): Update condition.
11661 2017-09-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11663 * gimple-ssa-store-merging.c (sort_by_bitpos): Compare store order
11664 when bitposition is the same.
11666 2017-09-13 Richard Biener <rguenther@suse.de>
11668 * dwarf2out.c (output_die_symbol): Remove.
11669 (output_die): Do not output a DIEs symbol.
11671 2017-09-13 Richard Biener <rguenther@suse.de>
11673 PR middle-end/82128
11674 * gimple-fold.c (gimple_fold_call): Update SSA name in-place to
11675 default-def to avoid breaking iterator update with the weird
11676 interaction with cgraph_update_edges_for_call_stmt_node.
11678 2017-09-13 Richard Biener <rguenther@suse.de>
11680 * tree-cfg.c (verify_gimple_assign_binary): Add verification
11681 for WIDEN_SUM_EXPR, VEC_WIDEN_MULT_{HI,LO,EVEN,ODD}_EXPR,
11682 VEC_PACK_{TRUNC,SAT,FIX_TRUNC}_EXPR.
11683 (verify_gimple_assign_ternary): Add verification for DOT_PROD_EXPR.
11685 2017-09-13 Kugan Vivekanandarajah <kuganv@linaro.org>
11687 * config/aarch64/aarch64.c (aarch64_override_options_after_change_1):
11688 Disable pc relative literal load irrespective of
11689 TARGET_FIX_ERR_A53_84341 for default.
11691 2017-09-12 Eric Botcazou <ebotcazou@adacore.com>
11693 * config/sparc/sparc.c (output_return): Output the source location of
11694 the insn in the delay slot, if any.
11695 (output_sibcall): Likewise.
11697 2017-09-12 H.J. Lu <hongjiu.lu@intel.com>
11700 * common.opt (-static-pie): New alias.
11701 (shared): Negate static-pie.
11702 (-no-pie): Update help text.
11704 (static-pie): New option.
11705 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add
11706 -static-pie support.
11707 (GNU_USER_TARGET_ENDFILE_SPEC): Likewise.
11708 (LINK_EH_SPEC): Likewise.
11709 (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
11710 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
11711 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
11712 * gcc.c (LINK_COMMAND_SPEC): Likewise.
11713 (init_gcc_specs): Likewise.
11714 (init_spec): Likewise.
11715 (display_help): Update help message for -pie.
11716 * doc/invoke.texi: Update -pie, -no-pie and -static. Document
11719 2017-09-12 Wilco Dijkstra <wdijkstr@arm.com>
11721 * config/aarch64/aarch64.md (movsi_aarch64): Remove all '*'.
11722 (movdi_aarch64): Likewise.
11723 (movti_aarch64): Likewise.
11725 2017-09-12 Simon Wright <simon@pushface.org>
11728 * config/darwin-driver.c (darwin_find_version_from_kernel): Eliminate
11729 calculation of the minor version, always output as 0.
11731 2017-09-12 Jakub Jelinek <jakub@redhat.com>
11734 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
11735 ALTIVEC_BUILTIN_VEC_LD if arg1 has array type call default_conversion
11736 on it early, rather than manual conversion late. For
11737 ALTIVEC_BUILTIN_VEC_ST if arg2 has array type call default_conversion
11738 instead of performing manual conversion.
11740 2017-09-12 Carl Love <cel@us.ibm.com>
11742 * config/rs6000/altivec.md (vec_widen_umult_even_v4si,
11743 vec_widen_smult_even_v4si): Add define expands for vmuleuw, vmulesw,
11745 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
11746 VMULOSW): Add definitions.
11747 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11748 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
11749 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
11750 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
11751 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
11753 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
11755 * config/aarch64/aarch64.md (movdi_aarch64): Set load/store
11757 (movti_aarch64): Likewise.
11758 (movdf_aarch64): Likewise.
11759 (movtf_aarch64): Likewise.
11760 (load_pairdi): Likewise.
11761 (store_pairdi): Likewise.
11762 (load_pairdf): Likewise.
11763 (store_pairdf): Likewise.
11764 (loadwb_pair<GPI:mode>_<P:mode>): Likewise.
11765 (storewb_pair<GPI:mode>_<P:mode>): Likewise.
11766 (ldr_got_small_<mode>): Likewise.
11767 (ldr_got_small_28k_<mode>): Likewise.
11768 (ldr_got_tiny): Likewise.
11769 * config/aarch64/iterators.md (ldst_sz): New.
11770 (ldpstp_sz): Likewise.
11771 * config/aarch64/thunderx.md (thunderx_storepair): Split store_8
11773 (thunderx_load): Split load_8 to load_16.
11774 * config/aarch64/thunderx2t99.md (thunderx2t99_loadpair): Split
11776 (thunderx2t99_storepair_basic): Split store_8 to store_16.
11777 * config/arm/xgene1.md (xgene1_load_pair): Split load_8 to load_16.
11778 (xgene1_store_pair): Split store_8 to store_16.
11779 * config/aarch64/falkor.md (falkor_ld_3_ld): Split load_8 to load_16.
11780 (falkor_st_0_st_sd): Split store_8 to store_16.
11782 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
11784 * config/arm/types.md (type): Rename load1/2/3/4 to load_4/8/12/16
11785 and store1/2/3/4 to store_4/8/12/16.
11786 * config/aarch64/aarch64.md: Update for rename.
11787 * config/arm/arm.md: Likewise.: Likewise.
11788 * config/arm/arm.c: Likewise.
11789 * config/arm/thumb1.md: Likewise.
11790 * config/arm/thumb2.md: Likewise.
11791 * config/arm/vfp.md: Likewise.
11792 * config/arm/arm-generic.md: Likewise.
11793 * config/arm/arm1020e.md: Likewise.
11794 * config/arm/arm1026ejs.md: Likewise.
11795 * config/arm/arm1136jfs.md: Likewise.
11796 * config/arm/arm926ejs.md: Likewise.
11797 * config/arm/cortex-a15.md: Likewise.
11798 * config/arm/cortex-a17.md: Likewise.
11799 * config/arm/cortex-a5.md: Likewise.
11800 * config/arm/cortex-a53.md: Likewise.
11801 * config/arm/cortex-a57.md: Likewise.
11802 * config/arm/cortex-a7.md: Likewise.
11803 * config/arm/cortex-a8.md: Likewise.
11804 * config/arm/cortex-a9.md: Likewise.
11805 * config/arm/cortex-m4.md: Likewise.
11806 * config/arm/cortex-m7.md: Likewise.
11807 * config/arm/cortex-r4.md: Likewise.
11808 * config/arm/exynos-m1.md: Likewise.
11809 * config/arm/fa526.md: Likewise.
11810 * config/arm/fa606te.md: Likewise.
11811 * config/arm/fa626te.md: Likewise.
11812 * config/arm/fa726te.md: Likewise.
11813 * config/arm/fmp626.md: Likewise.
11814 * config/arm/iwmmxt.md: Likewise.
11815 * config/arm/ldmstm.md: Likewise.
11816 * config/arm/marvell-pj4.md: Likewise.
11817 * config/arm/xgene1.md: Likewise.
11818 * config/aarch64/thunderx.md: Likewise.
11819 * config/aarch64/thunderx2t99.md: Likewise.
11820 * config/aarch64/falkor.md: Likewise.
11822 2017-09-12 Martin Liska <mliska@suse.cz>
11824 * attribs.c (private_lookup_attribute): New function.
11825 * attribs.h (private_lookup_attribute): Declared here.
11826 (lookup_attribute): Called from this place.
11828 2017-09-12 Richard Biener <rguenther@suse.de>
11830 PR tree-optimization/82157
11831 * tree-ssa-pre.c (remove_dead_inserted_code): Do not remove
11832 stmts with side-effects.
11834 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11835 Alan Hayward <alan.hayward@arm.com>
11836 David Sherwood <david.sherwood@arm.com>
11838 * target.def (hard_regno_nregs): New hook.
11839 (class_max_nregs): Refer to it instead of HARD_REGNO_NREGS.
11840 * targhooks.h (default_hard_regno_nregs): Declare.
11841 * targhooks.c (default_hard_regno_nregs): New function.
11842 * doc/tm.texi.in (HARD_REGNO_NREGS): Replace with...
11843 (TARGET_HARD_REGNO_NREGS): ...this hook.
11844 (HARD_REGNO_NREGS_HAS_PADDING): Update accordingly.
11845 (CLASS_MAX_NREGS): Likewise.
11846 * doc/tm.texi: Regenerate.
11847 * reginfo.c (init_reg_modes_target): Use targetm.hard_regno_nregs
11848 instead of HARD_REGNO_NREGS.
11849 * rtl.h (REG_NREGS): Refer to TARGET_HARD_REGNO_NREGS rather than
11850 HARD_REGNO_NREGS in the comment.
11851 * config/aarch64/aarch64.h (HARD_REGNO_NREGS): Delete.
11852 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_nregs): Delete.
11853 * config/aarch64/aarch64.c (aarch64_hard_regno_nregs): Make static.
11854 Return an unsigned int.
11855 (TARGET_HARD_REGNO_NREGS): Redefine.
11856 * config/alpha/alpha.h (HARD_REGNO_NREGS): Delete.
11857 * config/arc/arc.h (HARD_REGNO_NREGS): Delete.
11858 * config/arc/arc.c (TARGET_HARD_REGNO_NREGS): Redefine.
11859 (arc_hard_regno_nregs): New function.
11860 * config/arm/arm.h (HARD_REGNO_NREGS): Delete.
11861 * config/arm/arm.c (TARGET_HARD_REGNO_NREGS): Redefine.
11862 (arm_hard_regno_nregs): New function.
11863 * config/avr/avr.h (HARD_REGNO_NREGS): Delete.
11864 * config/bfin/bfin.h (HARD_REGNO_NREGS): Delete.
11865 * config/bfin/bfin.c (bfin_hard_regno_nregs): New function.
11866 (TARGET_HARD_REGNO_NREGS): Redefine.
11867 * config/c6x/c6x.h (HARD_REGNO_NREGS): Delete.
11868 * config/cr16/cr16.h (LONG_REG_P): Use targetm.hard_regno_nregs.
11869 (HARD_REGNO_NREGS): Delete.
11870 * config/cr16/cr16.c (TARGET_HARD_REGNO_NREGS): Redefine.
11871 (cr16_hard_regno_nregs): New function.
11872 (cr16_memory_move_cost): Use it instead of HARD_REGNO_NREGS.
11873 * config/cris/cris.h (HARD_REGNO_NREGS): Delete.
11874 * config/cris/cris.c (TARGET_HARD_REGNO_NREGS): Redefine.
11875 (cris_hard_regno_nregs): New function.
11876 * config/epiphany/epiphany.h (HARD_REGNO_NREGS): Delete.
11877 * config/fr30/fr30.h (HARD_REGNO_NREGS): Delete.
11878 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
11879 * config/frv/frv.h (HARD_REGNO_NREGS): Delete.
11880 (CLASS_MAX_NREGS): Remove outdated copy of documentation.
11881 * config/frv/frv-protos.h (frv_hard_regno_nregs): Delete.
11882 * config/frv/frv.c (TARGET_HARD_REGNO_NREGS): Redefine.
11883 (frv_hard_regno_nregs): Make static. Take and return an
11885 (frv_class_max_nregs): Remove outdated copy of documentation.
11886 * config/ft32/ft32.h (HARD_REGNO_NREGS): Delete.
11887 * config/h8300/h8300.h (HARD_REGNO_NREGS): Delete.
11888 * config/h8300/h8300-protos.h (h8300_hard_regno_nregs): Delete.
11889 * config/h8300/h8300.c (h8300_hard_regno_nregs): Delete.
11890 * config/i386/i386.h (HARD_REGNO_NREGS): Delete.
11891 * config/i386/i386.c (ix86_hard_regno_nregs): New function.
11892 (TARGET_HARD_REGNO_NREGS): Redefine.
11893 * config/ia64/ia64.h (HARD_REGNO_NREGS): Delete.
11894 (CLASS_MAX_NREGS): Update comment.
11895 * config/ia64/ia64.c (TARGET_HARD_REGNO_NREGS): Redefine.
11896 (ia64_hard_regno_nregs): New function.
11897 * config/iq2000/iq2000.h (HARD_REGNO_NREGS): Delete.
11898 * config/lm32/lm32.h (HARD_REGNO_NREGS): Delete.
11899 * config/m32c/m32c.h (HARD_REGNO_NREGS): Delete.
11900 * config/m32c/m32c-protos.h (m32c_hard_regno_nregs): Delete.
11901 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Take and return
11903 (m32c_hard_regno_nregs): Likewise. Make static.
11904 (TARGET_HARD_REGNO_NREGS): Redefine.
11905 * config/m32r/m32r.h (HARD_REGNO_NREGS): Delete.
11906 * config/m68k/m68k.h (HARD_REGNO_NREGS): Delete.
11907 * config/m68k/m68k.c (TARGET_HARD_REGNO_NREGS): Redefine.
11908 (m68k_hard_regno_nregs): New function.
11909 * config/mcore/mcore.h (HARD_REGNO_NREGS): Delete.
11910 * config/microblaze/microblaze.h (HARD_REGNO_NREGS): Delete.
11911 * config/mips/mips.h (HARD_REGNO_NREGS): Delete.
11912 * config/mips/mips-protos.h (mips_hard_regno_nregs): Delete.
11913 * config/mips/mips.c (mips_hard_regno_nregs): Make static.
11914 Take and return an unsigned int.
11915 (TARGET_HARD_REGNO_NREGS): Redefine.
11916 * config/mmix/mmix.h (HARD_REGNO_NREGS): Delete.
11917 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
11918 * config/mn10300/mn10300.h (HARD_REGNO_NREGS): Delete.
11919 * config/moxie/moxie.h (HARD_REGNO_NREGS): Delete.
11920 * config/msp430/msp430.h (HARD_REGNO_NREGS): Delete.
11921 * config/msp430/msp430-protos.h (msp430_hard_regno_nregs): Delete.
11922 * config/msp430/msp430.c (TARGET_HARD_REGNO_NREGS): Redefine.
11923 (msp430_hard_regno_nregs): Make static. Take and return an
11925 * config/nds32/nds32.h (HARD_REGNO_NREGS): Delete.
11926 * config/nds32/nds32-protos.h (nds32_hard_regno_nregs): Delete.
11927 * config/nds32/nds32.c (nds32_hard_regno_nregs): Delete.
11928 (nds32_hard_regno_mode_ok): Use targetm.hard_regno_nregs.
11929 * config/nios2/nios2.h (HARD_REGNO_NREGS): Delete.
11930 * config/nvptx/nvptx.h (HARD_REGNO_NREGS): Delete.
11931 * config/nvptx/nvptx.c (nvptx_hard_regno_nregs): New function.
11932 (TARGET_HARD_REGNO_NREGS): Redefine.
11933 * config/pa/pa32-regs.h (HARD_REGNO_NREGS): Rename to...
11934 (PA_HARD_REGNO_NREGS): ...this.
11935 * config/pa/pa64-regs.h (HARD_REGNO_NREGS): Rename to...
11936 (PA_HARD_REGNO_NREGS): ...this.
11937 * config/pa/pa.c (TARGET_HARD_REGNO_NREGS): Redefine.
11938 (pa_hard_regno_nregs): New function.
11939 * config/pdp11/pdp11.h (HARD_REGNO_NREGS): Delete.
11940 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_NREGS): Redefine.
11941 (pdp11_hard_regno_nregs): New function.
11942 * config/powerpcspe/powerpcspe.h (HARD_REGNO_NREGS): Delete.
11943 * config/powerpcspe/powerpcspe.c (TARGET_HARD_REGNO_NREGS): Redefine.
11944 (rs6000_hard_regno_nregs_hook): New function.
11945 * config/riscv/riscv.h (HARD_REGNO_NREGS): Delete.
11946 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
11947 * config/riscv/riscv.c (riscv_hard_regno_nregs): Make static.
11948 Take and return an unsigned int. Move earlier in file.
11949 (TARGET_HARD_REGNO_NREGS): Redefine.
11950 * config/rl78/rl78.h (HARD_REGNO_NREGS): Delete.
11951 * config/rl78/rl78-protos.h (rl78_hard_regno_nregs): Delete.
11952 * config/rl78/rl78.c (TARGET_HARD_REGNO_NREGS): Reefine.
11953 (rl78_hard_regno_nregs): Make static. Take and return an
11955 * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Delete.
11956 * config/rs6000/rs6000.c (TARGET_HARD_REGNO_NREGS): Redefine.
11957 (rs6000_hard_regno_nregs_hook): New function.
11958 * config/rx/rx.h (HARD_REGNO_NREGS): Delete.
11959 * config/rx/rx.c (rx_hard_regno_nregs): New function.
11960 (TARGET_HARD_REGNO_NREGS): Redefine.
11961 * config/s390/s390.h (HARD_REGNO_NREGS): Delete.
11962 * config/s390/s390.c (REGNO_PAIR_OK): Use s390_hard_regno_nregs
11963 instead of HARD_REGNO_NREGS.
11964 (s390_hard_regno_nregs): New function.
11965 (s390_hard_regno_mode_ok): Add comment from s390.h.
11966 (TARGET_HARD_REGNO_NREGS): Redefine.
11967 * config/sh/sh.h (HARD_REGNO_NREGS): Delete.
11968 * config/sh/sh.c (TARGET_HARD_REGNO_NREGS): Redefine.
11969 (sh_hard_regno_nregs): New function.
11970 (sh_pass_in_reg_p): Use it.
11971 * config/sparc/sparc.h (HARD_REGNO_NREGS): Delete.
11972 * config/sparc/sparc.c (TARGET_HARD_REGNO_NREGS): Redefine.
11973 (sparc_hard_regno_nregs): New function.
11974 * config/spu/spu.h (HARD_REGNO_NREGS): Delete.
11975 * config/spu/spu.c (spu_hard_regno_nregs): New function.
11976 (spu_function_arg_advance): Use it, supplying a valid register number.
11977 (TARGET_HARD_REGNO_NREGS): Redefine.
11978 * config/stormy16/stormy16.h (HARD_REGNO_NREGS): Delete.
11979 * config/tilegx/tilegx.h (HARD_REGNO_NREGS): Delete.
11980 * config/tilepro/tilepro.h (HARD_REGNO_NREGS): Delete.
11981 * config/v850/v850.h (HARD_REGNO_NREGS): Delete.
11982 * config/vax/vax.h (HARD_REGNO_NREGS): Delete.
11983 * config/visium/visium.h (HARD_REGNO_NREGS): Delete.
11984 (CLASS_MAX_NREGS): Remove copy of old documentation.
11985 * config/visium/visium.c (TARGET_HARD_REGNO_NREGS): Redefine.
11986 (visium_hard_regno_nregs): New function.
11987 (visium_hard_regno_mode_ok): Use it instead of HARD_REGNO_NREGS.
11988 * config/xtensa/xtensa.h (HARD_REGNO_NREGS): Delete.
11989 * config/xtensa/xtensa.c (TARGET_HARD_REGNO_NREGS): Redefine.
11990 xtensa_hard_regno_nregs): New function.
11991 * system.h (HARD_REGNO_NREGS): Poison.
11993 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11995 * config/arm/arm.h (THUMB_SECONDARY_INPUT_RELOAD_CLASS): Use
11996 hard_regno_nregs instead of HARD_REGNO_NREGS.
11997 (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
11998 * config/c6x/c6x.c (c6x_expand_prologue): Likewise.
11999 (c6x_expand_epilogue): Likewise.
12000 * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
12001 (frv_read_iacc_argument): Likewise.
12002 * config/sh/sh.c: Include regs.h.
12003 (sh_print_operand): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
12004 (regs_used): Likewise.
12005 (output_stack_adjust): Likewise.
12006 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Likewise.
12007 * expmed.c: Include regs.h.
12008 (store_bit_field_1): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
12009 * ree.c: Include regs.h.
12010 (combine_reaching_defs): Use hard_regno_nregs instead of
12012 (add_removable_extension): Likewise.
12014 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
12016 * regs.h (hard_regno_nregs): Turn into a function.
12017 (end_hard_regno): Update accordingly.
12018 * caller-save.c (setup_save_areas): Likewise.
12019 (save_call_clobbered_regs): Likewise.
12020 (replace_reg_with_saved_mem): Likewise.
12021 (insert_restore): Likewise.
12022 (insert_save): Likewise.
12023 * combine.c (can_change_dest_mode): Likewise.
12024 (move_deaths): Likewise.
12025 (distribute_notes): Likewise.
12026 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
12027 * config/powerpcspe/powerpcspe.c (rs6000_cannot_change_mode_class)
12028 (rs6000_split_multireg_move): Likewise.
12029 (rs6000_register_move_cost): Likewise.
12030 (rs6000_memory_move_cost): Likewise.
12031 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Likewise.
12032 (rs6000_split_multireg_move): Likewise.
12033 (rs6000_register_move_cost): Likewise.
12034 (rs6000_memory_move_cost): Likewise.
12035 * cselib.c (cselib_reset_table): Likewise.
12036 (cselib_lookup_1): Likewise.
12037 * emit-rtl.c (set_mode_and_regno): Likewise.
12038 * function.c (aggregate_value_p): Likewise.
12039 * ira-color.c (setup_profitable_hard_regs): Likewise.
12040 (check_hard_reg_p): Likewise.
12041 (calculate_saved_nregs): Likewise.
12042 (assign_hard_reg): Likewise.
12043 (improve_allocation): Likewise.
12044 (calculate_spill_cost): Likewise.
12045 * ira-emit.c (modify_move_list): Likewise.
12046 * ira-int.h (ira_hard_reg_set_intersection_p): Likewise.
12047 (ira_hard_reg_in_set_p): Likewise.
12048 * ira.c (setup_reg_mode_hard_regset): Likewise.
12049 (clarify_prohibited_class_mode_regs): Likewise.
12050 (check_allocation): Likewise.
12051 * lra-assigns.c (find_hard_regno_for_1): Likewise.
12052 (lra_setup_reg_renumber): Likewise.
12053 (setup_try_hard_regno_pseudos): Likewise.
12054 (spill_for): Likewise.
12055 (assign_hard_regno): Likewise.
12056 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
12057 * lra-constraints.c (in_class_p): Likewise.
12058 (lra_constraint_offset): Likewise.
12059 (simplify_operand_subreg): Likewise.
12060 (lra_constraints): Likewise.
12061 (split_reg): Likewise.
12062 (split_if_necessary): Likewise.
12063 (invariant_p): Likewise.
12064 (inherit_in_ebb): Likewise.
12065 * lra-lives.c (process_bb_lives): Likewise.
12066 * lra-remat.c (reg_overlap_for_remat_p): Likewise.
12067 (get_hard_regs): Likewise.
12068 (do_remat): Likewise.
12069 * lra-spills.c (assign_spill_hard_regs): Likewise.
12070 * mode-switching.c (create_pre_exit): Likewise.
12071 * postreload.c (reload_combine_recognize_pattern): Likewise.
12072 * recog.c (peep2_find_free_register): Likewise.
12073 * regcprop.c (kill_value_regno): Likewise.
12074 (set_value_regno): Likewise.
12075 (copy_value): Likewise.
12076 (maybe_mode_change): Likewise.
12077 (find_oldest_value_reg): Likewise.
12078 (copyprop_hardreg_forward_1): Likewise.
12079 * regrename.c (check_new_reg_p): Likewise.
12080 (regrename_do_replace): Likewise.
12081 * reload.c (push_reload): Likewise.
12082 (combine_reloads): Likewise.
12083 (find_dummy_reload): Likewise.
12084 (operands_match_p): Likewise.
12085 (find_reloads): Likewise.
12086 (find_equiv_reg): Likewise.
12087 (reload_adjust_reg_for_mode): Likewise.
12088 * reload1.c (count_pseudo): Likewise.
12089 (count_spilled_pseudo): Likewise.
12090 (find_reg): Likewise.
12091 (clear_reload_reg_in_use): Likewise.
12092 (free_for_value_p): Likewise.
12093 (allocate_reload_reg): Likewise.
12094 (choose_reload_regs): Likewise.
12095 (reload_adjust_reg_for_temp): Likewise.
12096 (emit_reload_insns): Likewise.
12097 (delete_output_reload): Likewise.
12098 * rtlanal.c (subreg_get_info): Likewise.
12099 * sched-deps.c (sched_analyze_reg): Likewise.
12100 * sel-sched.c (init_regs_for_mode): Likewise.
12101 (mark_unavailable_hard_regs): Likewise.
12102 (choose_best_reg_1): Likewise.
12103 (verify_target_availability): Likewise.
12104 * valtrack.c (dead_debug_insert_temp): Likewise.
12105 * var-tracking.c (track_loc_p): Likewise.
12106 (emit_note_insn_var_location): Likewise.
12107 * varasm.c (make_decl_rtl): Likewise.
12108 * reginfo.c (choose_hard_reg_mode): Likewise.
12109 (init_reg_modes_target): Refer directly to
12110 this_target_regs->x_hard_regno_nregs.
12112 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
12114 * ira-costs.c (record_operand_costs): Use in_hard_reg_set_p
12115 instead of hard_regno_nregs.
12117 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
12119 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Use
12120 end_hard_regno instead of hard_regno_nregs.
12121 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12122 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Likewise.
12123 * config/visium/visium.c (visium_hard_regno_mode_ok): Likewise.
12124 * ira-color.c (improve_allocation): Likewise.
12125 * lra-assigns.c (find_hard_regno_for_1): Likewise.
12126 * lra-lives.c (mark_regno_live): Likewise.
12127 (mark_regno_dead): Likewise.
12128 * lra-remat.c (operand_to_remat): Likewise.
12129 * lra.c (collect_non_operand_hard_regs): Likewise.
12130 * postreload.c (reload_combine_note_store): Likewise.
12131 (move2add_valid_value_p): Likewise.
12132 * reload.c (regno_clobbered_p): Likewise.
12134 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
12136 * config/frv/frv.c (FOR_EACH_REGNO): Use END_REGNO instead of
12138 * config/v850/v850.c (v850_reorg): Likewise.
12139 * reload.c (refers_to_regno_for_reload_p): Likewise.
12140 (find_equiv_reg): Likewise.
12141 * reload1.c (reload_reg_reaches_end_p): Likewise.
12143 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
12145 * caller-save.c (add_used_regs): Use REG_NREGS instead of
12147 * config/aarch64/aarch64.c (aarch64_split_combinev16qi): Likewise.
12148 * config/arm/arm.c (output_move_neon): Likewise.
12149 (arm_attr_length_move_neon): Likewise.
12150 (neon_split_vcombine): Likewise.
12151 * config/c6x/c6x.c (c6x_mark_reg_read): Likewise.
12152 (c6x_mark_reg_written): Likewise.
12153 (c6x_dwarf_register_span): Likewise.
12154 * config/i386/i386.c (ix86_save_reg): Likewise.
12155 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
12156 (rws_access_reg): Likewise.
12157 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
12158 * mode-switching.c (create_pre_exit): Likewise.
12159 * ree.c (combine_reaching_defs): Likewise.
12160 (add_removable_extension): Likewise.
12161 * regcprop.c (find_oldest_value_reg): Likewise.
12162 (copyprop_hardreg_forward_1): Likewise.
12163 * reload.c (reload_inner_reg_of_subreg): Likewise.
12164 (push_reload): Likewise.
12165 (combine_reloads): Likewise.
12166 (find_dummy_reload): Likewise.
12167 (reload_adjust_reg_for_mode): Likewise.
12168 * reload1.c (find_reload_regs): Likewise.
12169 (forget_old_reloads_1): Likewise.
12170 (reload_reg_free_for_value_p): Likewise.
12171 (reload_adjust_reg_for_temp): Likewise.
12172 (emit_reload_insns): Likewise.
12173 (delete_output_reload): Likewise.
12174 * sel-sched.c (choose_best_reg_1): Likewise.
12175 (choose_best_pseudo_reg): Likewise.
12177 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
12178 Alan Hayward <alan.hayward@arm.com>
12179 David Sherwood <david.sherwood@arm.com>
12181 * defaults.h (SLOW_UNALIGNED_ACCESS): Delete.
12182 * target.def (slow_unaligned_access): New hook.
12183 * targhooks.h (default_slow_unaligned_access): Declare.
12184 * targhooks.c (default_slow_unaligned_access): New function.
12185 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Replace with...
12186 (TARGET_SLOW_UNALIGNED_ACCESS): ...this.
12187 * doc/tm.texi: Regenerate.
12188 * config/alpha/alpha.h (SLOW_UNALIGNED_ACCESS): Delete.
12189 * config/arm/arm.h (SLOW_UNALIGNED_ACCESS): Delete.
12190 * config/i386/i386.h (SLOW_UNALIGNED_ACCESS): Delete commented-out
12192 * config/powerpcspe/powerpcspe.h (SLOW_UNALIGNED_ACCESS): Delete.
12193 * config/powerpcspe/powerpcspe.c (TARGET_SLOW_UNALIGNED_ACCESS):
12195 (rs6000_slow_unaligned_access): New function.
12196 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
12197 (expand_block_compare): Likewise.
12198 (expand_strn_compare): Likewise.
12199 (rs6000_rtx_costs): Likewise.
12200 * config/riscv/riscv.h (SLOW_UNALIGNED_ACCESS): Delete.
12201 (riscv_slow_unaligned_access): Likewise.
12202 * config/riscv/riscv.c (riscv_slow_unaligned_access): Rename to...
12203 (riscv_slow_unaligned_access_p): ...this and make static.
12204 (riscv_option_override): Update accordingly.
12205 (riscv_slow_unaligned_access): New function.
12206 (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
12207 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Delete.
12208 * config/rs6000/rs6000.c (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
12209 (rs6000_slow_unaligned_access): New function.
12210 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
12211 (rs6000_rtx_costs): Likewise.
12212 * config/rs6000/rs6000-string.c (expand_block_compare)
12213 (expand_strn_compare): Use targetm.slow_unaligned_access instead
12214 of SLOW_UNALIGNED_ACCESS.
12215 * config/tilegx/tilegx.h (SLOW_UNALIGNED_ACCESS): Delete.
12216 * config/tilepro/tilepro.h (SLOW_UNALIGNED_ACCESS): Delete.
12217 * calls.c (expand_call): Use targetm.slow_unaligned_access instead
12218 of SLOW_UNALIGNED_ACCESS.
12219 * expmed.c (simple_mem_bitfield_p): Likewise.
12220 * expr.c (alignment_for_piecewise_move): Likewise.
12221 (emit_group_load_1): Likewise.
12222 (emit_group_store): Likewise.
12223 (copy_blkmode_from_reg): Likewise.
12224 (emit_push_insn): Likewise.
12225 (expand_assignment): Likewise.
12226 (store_field): Likewise.
12227 (expand_expr_real_1): Likewise.
12228 * gimple-fold.c (gimple_fold_builtin_memory_op): Likewise.
12229 * lra-constraints.c (simplify_operand_subreg): Likewise.
12230 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
12231 * gimple-ssa-store-merging.c: Likewise in block comment at start
12233 * tree-ssa-strlen.c: Include target.h.
12234 (handle_builtin_memcmp): Use targetm.slow_unaligned_access instead
12235 of SLOW_UNALIGNED_ACCESS.
12236 * system.h (SLOW_UNALIGNED_ACCESS): Poison.
12238 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
12240 PR rtl-optimization/82185
12241 * expmed.c (emit_store_flag_int): Only test tem if it has been
12244 2017-09-12 Richard Biener <rguenther@suse.de>
12246 PR middle-end/82149
12247 * match.pd ((FTYPE) N CMP CST): Fix typo.
12249 2017-09-12 Simon Atanasyan <simon.atanasyan@imgtec.com>
12251 * config/mips/mips.c (mips_attribute_table): Add 'short_call'
12253 (mips_near_type_p): Add 'short_call' attribute as a synonym
12255 * doc/extend.texi (short_call): Document new function attribute.
12257 2017-09-12 Jakub Jelinek <jakub@redhat.com>
12260 * c-common.c (sync_resolve_size): Instead of c_dialect_cxx ()
12261 assertion check that in the condition.
12262 (get_atomic_generic_size): Likewise. Before testing if parameter
12263 has pointer type, if it has array type, call for C++
12264 default_conversion to perform array-to-pointer conversion.
12266 2017-09-12 Richard Biener <rguenther@suse.de>
12268 * tree-vect-generic.c (expand_vector_operations_1): Do nothing
12269 for operations we cannot scalarize.
12271 2017-09-12 Aldy Hernandez <aldyh@redhat.com>
12273 * tree-ssa-threadbackward.c (fsm_find_thread_path): Make GC
12274 vectors heap vectors. Clean up comments.
12275 Make visited_bbs a reference.
12276 (profitable_jump_thread_path): Make GC
12277 vectors heap vectors. Clean up comments.
12279 (convert_and_register_jump_thread_path): Make GC vectors heap
12281 (check_subpath_and_update_thread_path): Same. Clean up comments.
12282 Make visited_bbs a reference.
12283 (handle_phi): Abstract common code to to
12284 register_jump_thread_path_if_profitable.
12285 Rename VAR_BB to DEF_BB.
12287 Make GC vectors heap vectors.
12288 Make visited_bbs a reference.
12289 (handle_assignment): Same.
12290 (register_jump_thread_path_if_profitable): New.
12291 (fsm_find_control_statement_thread_paths): Rename VAR_BB to
12293 Make GC vectors heap vectors. Clean up comments.
12294 Make visited_bbs a reference.
12295 (find_jump_threads_backwards): Make visited_bbs live in the stack.
12296 * tree-ssa-threadupdate.c (delete_jump_thread_path): Fix typo in
12299 2017-09-11 Max Filippov <jcmvbkbc@gmail.com>
12302 * config/xtensa/xtensa.c (xtensa_mem_offset): Check that both
12303 words of E_DImode object are reachable by xtensa_uimm8x4 access.
12305 2017-09-11 Vidya Praveen <vidyapraveen@arm.com>
12307 Revert r251800 and r251799.
12309 2017-09-11 Martin Jambor <mjambor@suse.cz>
12312 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Process ADDR_EXPRs in
12313 arguments in advance.
12314 * hsa-regalloc.c (naive_process_phi): New parameter predecessors,
12315 use it to find predecessor edges.
12316 (naive_outof_ssa): Collect vector of predecessors.
12318 2017-09-08 Jason Merrill <jason@redhat.com>
12320 PR c++/70029 - ICE with ref-qualifier and -flto
12321 * langhooks.h (struct lang_hooks_for_types): Add
12322 copy_lang_qualifiers.
12323 * attribs.c (build_type_attribute_qual_variant): Use it.
12324 * langhooks-def.h (LANG_HOOKS_COPY_LANG_QUALIFIERS): Default to
12326 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
12327 * tree.c (verify_type): Re-enable TYPE_CANONICAL main variant check.
12329 2017-09-08 Eric Botcazou <ebotcazou@adacore.com>
12332 * config/sparc/sparc.md (mulsi3): Rename into *mulsi3_sp32.
12333 (*mulsi3_sp64): New instruction.
12334 (mulsi3): New expander.
12336 2017-09-08 Uros Bizjak <ubizjak@gmail.com>
12338 * config/alpha/alpha.c (alpha_print_operand) <case 'S'>: Remove.
12340 2017-09-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12342 * sancov.c: Include memmodel.h.
12344 2017-09-07 Eric Botcazou <ebotcazou@adacore.com>
12347 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Deal with too
12350 2017-09-07 Carl Love <cel@us.ibm.com>
12352 * config/rs6000/vsx.md (define_insn "*stxvl"): Add missing argument to
12353 the sldi instruction.
12355 2017-09-07 David Edelsohn <dje.gcc@gmail.com>
12357 * sancov.c: Include tm_p.h.
12359 2017-09-07 Jakub Jelinek <jakub@redhat.com>
12362 * output.h (switch_to_other_text_partition): New declaration.
12363 * varasm.c (switch_to_other_text_partition): New function.
12364 * config/rs6000/rs6000.c (uses_TOC): Return 2 if
12365 NOTE_INSN_SWITCH_TEXT_SECTIONS is seen before finding load_toc_* insn.
12366 (rs6000_elf_declare_function_name): If uses_TOC returned 2, switch
12367 to the other text partition before emitting LCL label and switch back
12368 after emitting the word after it.
12370 2017-09-07 Richard Biener <rguenther@suse.de>
12372 * passes.def (pass_split_crit_edges): Remove instance before PRE.
12373 * tree-ssa-pre.c (pass_pre::execute): Instead manually split
12374 critical edges here, after loop init.
12375 (pass_data_pre): Remove PROP_no_crit_edges flags.
12376 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use vn_valueize
12377 for valueization of call args to avoid leaking VN_TOP.
12378 (visit_use): Assert we do not visit default defs.
12379 (init_scc_vn): Use build_decl for VN_TOP to make name nicer.
12380 Use error_mark_node to more easily detect leaking VN_TOP.
12381 All default-defs are varying, not VN_TOP. Mark them visited.
12382 (run_scc_vn): Make code match comment.
12384 2017-09-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12386 * config/rs6000/rs6000-cpus.def (OTHER_VSX_VECTOR_MASKS): Delete
12387 OPTION_MASK_FLOAT128_KEYWORD.
12388 (POWERPC_MASKS): Likewise.
12389 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Delete
12390 support for the -mfloat128-type option, and make -mfloat128
12391 default on PowerPC Linux systems. Define or undefine
12392 __FLOAT128__ and __FLOAT128_HARDWARE__ for the current options.
12393 Define __float128 to be __ieee128 if IEEE 128-bit support is
12394 enabled, or undefine it.
12395 (rs6000_cpu_cpp_builtins): Delete defining __FLOAT128__ here.
12396 Delete defining __FLOAT128_TYPE__.
12397 * config/rs6000/rs6000.opt (x_TARGET_FLOAT128_TYPE): Delete the
12398 -mfloat128-type option and make -mfloat128 default on PowerPC
12400 (TARGET_FLOAT128_TYPE): Likewise.
12401 (-mfloat128-type): Likewise.
12402 * config/rs6000/rs6000.c (rs6000_option_override_internal):
12403 Delete the -mfloat128-type option and make -mfloat128 default on
12404 PowerPC Linux systems. Always use __ieee128 to be the keyword for
12405 the IEEE 128-bit type, and map __float128 to __ieee128 if IEEE
12406 128-bit floating point is enabled. Change tests from using
12407 -mfloat128-type to -mfloat128.
12408 (rs6000_mangle_type): Use the correct mangling for the __float128
12409 type even if normal long double is restricted to 64-bits.
12410 (floatn_mode): Enable the _Float128 type by default on VSX Linux
12412 * config/rs6000/rs6000.h (MASK_FLOAT128_TYPE): Delete.
12413 (MASK_FLOAT128_KEYWORD): Define new shortcut macro.
12414 (RS6000BTM_FLOAT128): Define in terms of -mfloat128, not
12416 * doc/invoke.texi (RS/6000 and PowerPC Options): Update
12417 documentation for -mfloat128.
12419 2017-09-06 Olivier Hainque <hainque@adacore.com>
12421 * config.gcc (powerpc-wrs-vxworksspe): Now match as vxworks*spe.
12423 2017-09-06 Wish Wu <wishwu007@gmail.com>
12424 Jakub Jelinek <jakub@redhat.com>
12426 * asan.c (initialize_sanitizer_builtins): Add
12427 BT_FN_VOID_UINT8_UINT8, BT_FN_VOID_UINT16_UINT16,
12428 BT_FN_VOID_UINT32_UINT32, BT_FN_VOID_UINT64_UINT64,
12429 BT_FN_VOID_FLOAT_FLOAT, BT_FN_VOID_DOUBLE_DOUBLE and
12430 BT_FN_VOID_UINT64_PTR variables.
12431 * builtin-types.def (BT_FN_VOID_UINT8_UINT8): New fn type.
12432 (BT_FN_VOID_UINT16_UINT16): Likewise.
12433 (BT_FN_VOID_UINT32_UINT32): Likewise.
12434 (BT_FN_VOID_FLOAT_FLOAT): Likewise.
12435 (BT_FN_VOID_DOUBLE_DOUBLE): Likewise.
12436 (BT_FN_VOID_UINT64_PTR): Likewise.
12437 * common.opt (flag_sanitize_coverage): New variable.
12438 (fsanitize-coverage=trace-pc): Remove.
12439 (fsanitize-coverage=): Add.
12440 * flag-types.h (enum sanitize_coverage_code): New enum.
12441 * fold-const.c (fold_range_test): Disable non-short-circuit
12442 optimization if flag_sanitize_coverage.
12443 (fold_truth_andor): Likewise.
12444 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
12445 * opts.c (COVERAGE_SANITIZER_OPT): Define.
12446 (coverage_sanitizer_opts): New array.
12447 (get_closest_sanitizer_option): Add OPTS argument, handle also
12448 OPT_fsanitize_coverage_.
12449 (parse_sanitizer_options): Adjusted to also handle
12450 OPT_fsanitize_coverage_.
12451 (common_handle_option): Add OPT_fsanitize_coverage_.
12452 * sancov.c (instrument_comparison, instrument_switch): New function.
12453 (sancov_pass): Add trace-cmp support.
12454 * sanitizer.def (BUILT_IN_SANITIZER_COV_TRACE_CMP1,
12455 BUILT_IN_SANITIZER_COV_TRACE_CMP2, BUILT_IN_SANITIZER_COV_TRACE_CMP4,
12456 BUILT_IN_SANITIZER_COV_TRACE_CMP8,
12457 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP1,
12458 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP2,
12459 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP4,
12460 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP8,
12461 BUILT_IN_SANITIZER_COV_TRACE_CMPF, BUILT_IN_SANITIZER_COV_TRACE_CMPD,
12462 BUILT_IN_SANITIZER_COV_TRACE_SWITCH): New builtins.
12463 * doc/invoke.texi: Document -fsanitize-coverage=trace-cmp.
12465 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
12467 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
12468 error. Only quit immediately if parsing is complete.
12469 (BEGIN): Initialize fatal_err and parse_done.
12470 (begin fpu, end fpu): Check number of arguments.
12471 (begin arch, end arch): Likewise.
12472 (begin cpu, end cpu): Likewise.
12473 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
12474 (optalias): Likewise.
12476 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
12478 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
12479 * config/arm/arm-isa.h: Delete. Move definitions to ...
12480 * arm-cpus.in: ... here. Use new feature and fgroup values.
12481 * config/arm/arm.c (arm_option_override): Use lower case for feature
12483 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
12484 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
12485 * config/arm/parsecpu.awk (END): Add new command 'isa'.
12487 (print_isa_bits_for): New function.
12488 (gen_isa): New function.
12489 (gen_comm_data): Use print_isa_bits_for.
12490 (define feature): New keyword.
12491 (define fgroup): New keyword.
12492 * config/arm/t-arm (OPTIONS_H_EXTRA): Add arm-isa.h
12493 (arm-isa.h): Add rule to generate file.
12494 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
12495 case for feature bit names.
12497 2017-09-06 Richard Biener <rguenther@suse.de>
12499 * tree-ssa-pre.c (NECESSARY): Remove.
12500 (create_expression_by_pieces): Do not touch pass-local flags.
12501 (insert_into_preds_of_block): Likewise.
12502 (do_pre_regular_insertion): Likewise.
12503 (eliminate_insert): Likewise.
12504 (eliminate_dom_walker::before_dom_children): Likewise.
12505 (fini_eliminate): Do not look at inserted_exprs.
12506 (mark_operand_necessary): Remove.
12507 (remove_dead_inserted_code): Replace with simple work-list
12508 algorithm based on inserted_exprs and SSA uses.
12509 (pass_pre::execute): Re-order fini_eliminate and
12510 remove_dead_inserted_code.
12512 2017-09-06 Olivier Hainque <hainque@adacore.com>
12514 * config/powerpcspe/vxworks.h (VXCPU_FOR_8548): Correct definition
12515 for VxWorks 7. Adjust surrounding comments.
12517 2017-09-06 Richard Biener <rguenther@suse.de>
12519 * gimple-ssa-strength-reduction.c
12520 (find_candidates_dom_walker::before_dom_children): Also allow
12523 2017-09-06 Richard Biener <rguenther@suse.de>
12525 PR tree-optimization/82108
12526 * tree-vect-stmts.c (vectorizable_load): Fix pointer adjustment
12527 for gap in the non-permutation SLP case.
12529 2017-09-06 Martin Jambor <mjambor@suse.cz>
12531 PR tree-optimization/82078
12532 * tree-sra.c (sort_and_splice_var_accesses): Move call to
12533 add_access_to_work_queue...
12534 (build_accesses_from_assign): ...here.
12535 (propagate_all_subaccesses): Make sure racc is the group
12536 representative, if there is one.
12538 2017-09-06 Jakub Jelinek <jakub@redhat.com>
12540 PR middle-end/82095
12541 * varasm.c (categorize_decl_for_section): Use SECCAT_TBSS for TLS vars with
12544 2017-09-06 Richard Biener <rguenther@suse.de>
12546 * gimple-ssa-strength-reduction.c
12547 (find_candidates_dom_walker::before_doom_children): Use a
12548 type and not a mode check.
12550 2017-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
12553 * config/arm/predicates.md (arm_general_adddi_operand): Create new
12555 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Use new predicates.
12557 2017-09-05 Jeff Law <law@redhat.com>
12559 PR tree-optimization/64910
12560 * tree-ssa-reassoc.c (reassociate_bb): Restrict last change to
12561 cases where we have 3 or more operands.
12563 2017-09-05 Jakub Jelinek <jakub@redhat.com>
12565 PR middle-end/81768
12566 * omp-low.c (lower_omp_for): Recompute tree invariant if
12567 gimple_omp_for_initial/final is ADDR_EXPR.
12569 PR middle-end/81768
12570 * omp-expand.c (expand_omp_simd): Force second operands of COND_EXPR
12571 into gimple val before gimplification fo the COND_EXPR.
12573 2017-09-05 Aldy Hernandez <aldyh@redhat.com>
12575 * tree-ssa-threadupdate.c (duplicate_thread_path): Remove unused
12576 REGION_COPY argument.
12577 (thread_through_all_blocks): Remove unused argument to
12578 duplicate_thread_path.
12580 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12581 Alan Hayward <alan.hayward@arm.com>
12582 David Sherwood <david.sherwood@arm.com>
12584 * config/aarch64/aarch64-protos.h (aarch64_gen_adjusted_ldpstp):
12585 Take a scalar_mode rather than a machine_mode.
12586 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12587 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Likewise.
12588 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12589 (aarch64_gen_adjusted_ldpstp): Likewise.
12590 (aarch64_expand_vector_init): Use scalar_mode instead of machine_mode.
12592 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12593 Alan Hayward <alan.hayward@arm.com>
12594 David Sherwood <david.sherwood@arm.com>
12596 * config/aarch64/aarch64-protos.h (aarch64_is_extend_from_extract):
12597 Take a scalar_int_mode instead of a machine_mode.
12598 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
12599 (aarch64_output_scalar_simd_mov_immediate): Likewise.
12600 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
12601 (aarch64_simd_attr_length_rglist): Delete.
12602 * config/aarch64/aarch64.c (aarch64_is_extend_from_extract): Take
12603 a scalar_int_mode instead of a machine_mode.
12604 (aarch64_add_offset): Likewise.
12605 (aarch64_internal_mov_immediate): Likewise
12606 (aarch64_add_constant_internal): Likewise.
12607 (aarch64_add_constant): Likewise.
12608 (aarch64_movw_imm): Likewise.
12609 (aarch64_rtx_arith_op_extract_p): Likewise.
12610 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
12611 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
12612 Remove assert that the mode isn't a vector.
12613 (aarch64_output_scalar_simd_mov_immediate): Likewise.
12614 (aarch64_expand_mov_immediate): Update calls after above changes.
12615 (aarch64_output_casesi): Use as_a <scalar_int_mode>.
12616 (aarch64_and_bitmask_imm): Check for scalar integer modes.
12617 (aarch64_move_imm): Likewise.
12618 (aarch64_can_const_movi_rtx_p): Likewise.
12619 (aarch64_strip_extend): Likewise.
12620 (aarch64_extr_rtx_p): Likewise.
12621 (aarch64_rtx_costs): Likewise, using wode_mode as the mode of
12622 a CONST_INT when the mode parameter is VOIDmode.
12623 (aarch64_float_const_rtx_p): Use scalar_int_mode for a temporary.
12625 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12627 * machmode.h (bitwise_mode_for_mode): Return opt_mode.
12628 * stor-layout.c (bitwise_mode_for_mode): Likewise.
12629 (bitwise_type_for_mode): Update accordingly.
12631 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12633 * stor-layout.h (mode_for_size_tree): Return an opt_mode.
12634 * stor-layout.c (mode_for_size_tree): Likewise.
12635 (mode_for_array): Update accordingly.
12636 (layout_decl): Likewise.
12637 (compute_record_mode): Likewise. Only set the mode once.
12639 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12641 * target.def (get_mask_mode): Change return type to opt_mode.
12643 * doc/tm.texi: Regenerate.
12644 * targhooks.h (default_get_mask_mode): Return an opt_mode.
12645 * targhooks.c (default_get_mask_mode): Likewise.
12646 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
12647 * optabs-query.c (can_vec_mask_load_store_p): Update use of
12648 targetm.get_mask_mode.
12649 * tree.c (build_truth_vector_type): Likewise.
12651 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12653 * machmode.h (mode_for_vector): Return an opt_mode.
12654 * stor-layout.c (mode_for_vector): Likewise.
12655 (mode_for_int_vector): Update accordingly.
12656 (layout_type): Likewise.
12657 * config/i386/i386.c (emit_memmov): Likewise.
12658 (ix86_expand_set_or_movmem): Likewise.
12659 (ix86_expand_vector_init): Likewise.
12660 (ix86_get_mask_mode): Likewise.
12661 * config/powerpcspe/powerpcspe.c (rs6000_expand_vec_perm_const_1):
12663 * config/rs6000/rs6000.c (rs6000_expand_vec_perm_const_1): Likewise.
12664 * expmed.c (extract_bit_field_1): Likewise.
12665 * expr.c (expand_expr_real_2): Likewise.
12666 * optabs-query.c (can_vec_perm_p): Likewise.
12667 (can_vec_mask_load_store_p): Likewise.
12668 * optabs.c (expand_vec_perm): Likewise.
12669 * targhooks.c (default_get_mask_mode): Likewise.
12670 * tree-vect-stmts.c (vectorizable_store): Likewise.
12671 (vectorizable_load): Likewise.
12672 (get_vectype_for_scalar_type_and_size): Likewise.
12674 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12676 * machmode.h (mode_for_int_vector): New function.
12677 * stor-layout.c (mode_for_int_vector): Likewise.
12678 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Use it.
12679 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Likewise.
12680 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
12681 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
12682 (s390_expand_vcond): Likewise.
12684 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12686 * machmode.h (opt_machine_mode): New type.
12687 (opt_mode<T>): Allow construction from anything that can be
12689 (is_a, as_a, dyn_cast): Add overloads for opt_mode.
12690 (mode_for_size): Return an opt_machine_mode.
12691 * stor-layout.c (mode_for_size): Likewise.
12692 (mode_for_size_tree): Update call accordingly.
12693 (bitwise_mode_for_mode): Likewise.
12694 (make_fract_type): Likewise.
12695 (make_accum_type): Likewise.
12696 * caller-save.c (replace_reg_with_saved_mem): Update call
12698 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
12699 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
12700 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
12701 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
12702 * expmed.c (extract_bit_field_1): Likewise.
12703 * reload.c (get_secondary_mem): Likewise.
12704 * varasm.c (assemble_integer): Likewise.
12705 * lower-subreg.c (simplify_subreg_concatn): Likewise. Move
12708 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12710 * machmode.h (decimal_float_mode_for_size): New function.
12711 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use float_mode_for_size.
12712 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
12713 (REAL_VALUE_TO_TARGET_SINGLE): Likewise.
12714 (REAL_VALUE_TO_TARGET_DECIMAL128): Use decimal_float_mode_for_size.
12715 (REAL_VALUE_TO_TARGET_DECIMAL64): Likewise.
12716 (REAL_VALUE_TO_TARGET_DECIMAL32): Likewise.
12718 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12720 * builtins.c (expand_builtin_powi): Use int_mode_for_size.
12721 (get_builtin_sync_mode): Likewise.
12722 (expand_ifn_atomic_compare_exchange): Likewise.
12723 (expand_builtin_atomic_clear): Likewise.
12724 (expand_builtin_atomic_test_and_set): Likewise.
12725 (fold_builtin_atomic_always_lock_free): Likewise.
12726 * calls.c (compute_argument_addresses): Likewise.
12727 (emit_library_call_value_1): Likewise.
12728 (store_one_arg): Likewise.
12729 * combine.c (combine_instructions): Likewise.
12730 * config/aarch64/aarch64.c (aarch64_function_value): Likewise.
12731 * config/arm/arm.c (arm_function_value): Likewise.
12732 (aapcs_allocate_return_reg): Likewise.
12733 * config/c6x/c6x.c (c6x_expand_movmem): Likewise.
12734 * config/i386/i386.c (construct_container): Likewise.
12735 (ix86_gimplify_va_arg): Likewise.
12736 (ix86_expand_sse_cmp): Likewise.
12737 (emit_memmov): Likewise.
12738 (emit_memset): Likewise.
12739 (expand_small_movmem_or_setmem): Likewise.
12740 (ix86_expand_pextr): Likewise.
12741 (ix86_expand_pinsr): Likewise.
12742 * config/lm32/lm32.c (lm32_block_move_inline): Likewise.
12743 * config/microblaze/microblaze.c (microblaze_block_move_straight):
12745 * config/mips/mips.c (mips_function_value_1) Likewise.
12746 (mips_block_move_straight): Likewise.
12747 (mips_expand_ins_as_unaligned_store): Likewise.
12748 * config/powerpcspe/powerpcspe.c
12749 (rs6000_darwin64_record_arg_advance_flush): Likewise.
12750 (rs6000_darwin64_record_arg_flush): Likewise.
12751 * config/rs6000/rs6000.c
12752 (rs6000_darwin64_record_arg_advance_flush): Likewise.
12753 (rs6000_darwin64_record_arg_flush): Likewise.
12754 * config/sparc/sparc.c (sparc_function_arg_1): Likewise.
12755 (sparc_function_value_1): Likewise.
12756 * config/spu/spu.c (adjust_operand): Likewise.
12757 (spu_emit_branch_or_set): Likewise.
12758 (arith_immediate_p): Likewise.
12759 * emit-rtl.c (gen_lowpart_common): Likewise.
12760 * expr.c (expand_expr_real_1): Likewise.
12761 * function.c (assign_parm_setup_block): Likewise.
12762 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
12763 * reload1.c (alter_reg): Likewise.
12764 * stor-layout.c (mode_for_vector): Likewise.
12765 (layout_type): Likewise.
12767 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
12769 * config/spu/spu.c (exp2_immediate_p): Use int_mode_for_mode.
12770 (spu_convert_move): Likewise.
12771 * lower-subreg.c (resolve_simple_move): Likewise.
12773 2017-09-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12776 * config/rs6000/altivec.md (altivec_vsum2sws): Convert from a
12777 define_insn to a define_expand.
12778 (altivec_vsum2sws_direct): New define_insn.
12779 (altivec_vsumsws): Convert from a define_insn to a define_expand.
12781 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
12783 * config/arm/arm.c (arm_option_params_internal): Improve setting of
12786 2017-09-05 H.J. Lu <hongjiu.lu@intel.com>
12791 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Don't
12792 realign stack if stack alignment needed is less than incoming
12795 2017-09-05 Marek Polacek <polacek@redhat.com>
12798 * convert.c (convert_to_integer_1) <case NEGATE_EXPR>: Move the ubsan
12801 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
12803 * explow.c (get_dynamic_stack_size): Improve dynamic alignment.
12805 2017-09-05 Richard Biener <rguenther@suse.de>
12807 PR tree-optimization/82084
12808 * fold-const.c (can_native_encode_string_p): Handle wide characters.
12810 2017-09-05 Richard Biener <rguenther@suse.de>
12812 PR tree-optimization/82102
12813 * tree-ssa-pre.c (fini_eliminate): Check if lhs is NULL.
12815 2017-09-05 Martin Liska <mliska@suse.cz>
12817 PR tree-optimization/82032
12818 * tree-cfg.c (generate_range_test): New function.
12819 * tree-cfg.h (generate_range_test): Declared here.
12820 * tree-cfgcleanup.c (convert_single_case_switch): New function.
12821 (cleanup_control_expr_graph): Use it.
12822 * tree-switch-conversion.c (try_switch_expansion): Remove
12824 (emit_case_nodes): Use generate_range_test.
12826 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
12829 * config/i386/i386.md (*<btsc><mode>_mask): Add
12830 TARGET_USE_BT to insn constraint.
12831 (*btr<mode>_mask): Ditto.
12833 2017-09-04 Wilco Dijkstra <wdijkstr@arm.com>
12835 * config/arm/arm.c (arm_legitimate_index_p): Add comment.
12836 (thumb2_legitimate_index_p): Use correct range for DI/DF mode.
12838 2017-09-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
12841 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Split early except for
12842 TARGET_NEON and TARGET_IWMMXT.
12843 (anddi3, iordi3, xordi3, one_cmpldi2): Split while expanding except for
12844 TARGET_NEON and TARGET_IWMMXT.
12845 (*one_cmpldi2_insn): Moved the body of one_cmpldi2 here.
12847 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
12849 * config/i386/i386-protos.h (ix86_tls_address_pattern_p) New prototype.
12850 (ix86_rewrite_tls_address): Ditto.
12851 * config/i386/i386.c (ix86_tls_address_pattern_p) New function.
12852 (ix86_rewrite_tls_address_1): Ditto.
12853 (ix86_rewrite_tls_address): Ditto.
12854 * config/i386/predicates.md (tls_address_pattern): New predicate.
12855 * config/i386/i386.md (TLS address splitter): New splitter.
12857 2017-09-04 Richard Biener <rguenther@suse.de>
12859 PR tree-optimization/82084
12860 * fold-const.h (can_native_encode_string_p): Declare.
12861 * fold-const.c (can_native_encode_string_p): Factor out from ...
12862 (native_encode_string): ... here.
12863 * tree-vect-stmts.c (vectorizable_store): Call it to avoid
12864 vectorizing stores from constants we later cannot handle.
12866 2017-09-04 Marek Polacek <polacek@redhat.com>
12869 * doc/invoke.texi: Update -Wtautological-compare documentation.
12871 2017-09-04 Jeff Law <law@redhat.com>
12873 PR tree-optimization/64910
12874 * tree-ssa-reassoc.c (reassociate_bb): For bitwise binary ops,
12875 swap the first and last operand if the last is a constant.
12877 2017-09-04 Marek Polacek <polacek@redhat.com>
12880 * convert.c (do_narrow): When sanitizing signed integer overflows,
12881 bail out for signed types.
12882 (convert_to_integer_1) <case NEGATE_EXPR>: Likewise.
12884 2017-09-04 Richard Biener <rguenther@suse.de>
12886 PR tree-optimization/82060
12887 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12888 Move devirtualization after stmt folding and before EH/AB/noreturn
12889 cleanup to get the stmt refs canonicalized. Use a bool instead
12890 of gimple_modified_p since that doesn't work for NOPs. Schedule
12891 NOPs generated by folding for removal.
12893 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
12894 Alan Hayward <alan.hayward@arm.com>
12895 David Sherwood <david.sherwood@arm.com>
12897 * coretypes.h (pad_direction): New enum.
12898 * defaults.h (DEFAULT_FUNCTION_ARG_PADDING): Delete.
12899 (FUNCTION_ARG_PADDING): Likewise.
12900 * target.def (function_arg_padding): New hook.
12901 * targhooks.h (default_function_arg_padding): Declare.
12902 * targhooks.c (default_function_arg_padding): New function.
12903 * doc/tm.texi.in (FUNCTION_ARG_PADDING): Replace with...
12904 (TARGET_FUNCTION_ARG_PADDING): ...this.
12905 * doc/tm.texi: Regenerate.
12906 * calls.c (store_unaligned_arguments_into_pseudos): Use pad_direction
12907 instead of direction.
12908 (compute_argument_addresses): Likewise.
12909 (load_register_parameters): Likewise.
12910 (emit_library_call_value_1): Likewise.
12911 (store_one_arg): Use targetm.calls.function_arg_padding instead
12912 of FUNCTION_ARG_PADDING.
12913 (must_pass_in_stack_var_size_or_pad): Likewise.
12914 * expr.c (emit_group_load_1): Use pad_direction instead of direction.
12915 (emit_group_store): Likewise.
12916 (emit_single_push_insn_1): Use targetm.calls.function_arg_padding
12917 instead of FUNCTION_ARG_PADDING.
12918 (emit_push_insn): Likewise, and propagate enum change throughout
12920 * function.h (direction): Delete.
12921 (locate_and_pad_arg_data::where_pad): Use pad_direction instead
12923 * function.c (assign_parm_find_stack_rtl): Likewise.
12924 (assign_parm_setup_block_p): Likewise.
12925 (assign_parm_setup_block): Likewise.
12926 (gimplify_parameters): Likewise.
12927 (locate_and_pad_parm): Use targetm.calls.function_arg_padding
12928 instead of FUNCTION_ARG_PADDING, and propagate enum change throughout
12930 * config/aarch64/aarch64.h (FUNCTION_ARG_PADDING): Delete.
12931 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
12932 * config/aarch64/aarch64-protos.h (aarch64_pad_arg_upward): Delete.
12933 * config/aarch64/aarch64.c (aarch64_pad_arg_upward): Replace with...
12934 (aarch64_function_arg_padding): ...this new function.
12935 (aarch64_gimplify_va_arg_expr): Use pad_direction instead of direction.
12936 (TARGET_FUNCTION_ARG_PADDING): Redefine.
12937 * config/arm/arm.h (FUNCTION_ARG_PADDING): Delete.
12938 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
12939 * config/arm/arm-protos.h (arm_pad_arg_upward): Delete.
12940 * config/arm/arm.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12941 (arm_pad_arg_upward): Replace with...
12942 (arm_function_arg_padding): ...this new function.
12943 * config/c6x/c6x.h (BLOCK_REG_PADDING): Use pad_direction instead
12945 * config/ia64/hpux.h (FUNCTION_ARG_PADDING): Delete.
12946 * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): Delete.
12947 * config/ia64/ia64.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12948 (ia64_hpux_function_arg_padding): Replace with...
12949 (ia64_function_arg_padding): ...this new function. Use pad_direction
12950 instead of direction. Check for TARGET_HPUX.
12951 * config/iq2000/iq2000.h (FUNCTION_ARG_PADDING): Delete.
12952 * config/iq2000/iq2000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12953 (iq2000_function_arg_padding): New function.
12954 * config/mips/mips-protos.h (mips_pad_arg_upward): Delete.
12955 * config/mips/mips.c (mips_pad_arg_upward): Replace with...
12956 (mips_function_arg_padding): ...this new function.
12957 (mips_pad_reg_upward): Update accordingly.
12958 (TARGET_FUNCTION_ARG_PADDING): Redefine.
12959 * config/mips/mips.h (PAD_VARARGS_DOWN): Use
12960 targetm.calls.function_arg_padding.
12961 (FUNCTION_ARG_PADDING): Delete.
12962 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
12963 * config/nios2/nios2.h (FUNCTION_ARG_PADDING): Delete.
12964 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
12965 * config/nios2/nios2-protos.h (nios2_function_arg_padding): Delete.
12966 (nios2_block_reg_padding): Return pad_direction instead of direction.
12967 * config/nios2/nios2.c (nios2_block_reg_padding): Return pad_direction
12968 instead of direction.
12969 (nios2_function_arg_padding): Likewise. Make static.
12970 (TARGET_FUNCTION_ARG_PADDING): Redefine.
12971 * config/pa/pa.h (FUNCTION_ARG_PADDING): Delete.
12972 (BLOCK_REG_PADDING): Use targetm.calls.function_arg_padding.
12973 * config/pa/pa-protos.h (pa_function_arg_padding): Delete.
12974 * config/pa/pa.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12975 (pa_function_arg_padding): Make static. Return pad_direction instead
12977 * config/powerpcspe/powerpcspe.h (FUNCTION_ARG_PADDING): Delete.
12978 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
12979 * config/powerpcspe/aix.h (BLOCK_REG_PADDING): Use pad_direction
12980 instead of direction. Use targetm.calls.function_arg_padding.
12981 * config/powerpcspe/darwin.h (BLOCK_REG_PADDING): Likewise.
12982 * config/powerpcspe/freebsd64.h (BLOCK_REG_PADDING): Likewise.
12983 * config/powerpcspe/linux64.h (BLOCK_REG_PADDING): Likewise.
12984 * config/powerpcspe/powerpcspe-protos.h (function_arg_padding): Delete.
12985 * config/powerpcspe/powerpcspe.c (TARGET_FUNCTION_ARG_PADDING):
12987 (function_arg_padding): Rename to...
12988 (rs6000_function_arg_padding): ...this. Make static. Return
12989 pad_direction instead of direction.
12990 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
12991 * config/rs6000/rs6000.h (FUNCTION_ARG_PADDING): Delete.
12992 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
12993 * config/rs6000/aix.h (BLOCK_REG_PADDING): Use pad_direction
12994 instead of direction. Use targetm.calls.function_arg_padding.
12995 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Likewise.
12996 * config/rs6000/freebsd64.h (BLOCK_REG_PADDING): Likewise.
12997 * config/rs6000/linux64.h (BLOCK_REG_PADDING): Likewise.
12998 * config/rs6000/rs6000-protos.h (function_arg_padding): Delete.
12999 * config/rs6000/rs6000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
13000 (function_arg_padding): Rename to...
13001 (rs6000_function_arg_padding): ...this. Make static. Return
13002 pad_direction instead of direction.
13003 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
13004 * config/s390/s390.h (FUNCTION_ARG_PADDING): Delete.
13005 * config/s390/s390.c (s390_function_arg_padding): New function.
13006 (TARGET_FUNCTION_ARG_PADDING): Redefine.
13007 * config/sparc/sparc.h (FUNCTION_ARG_PADDING): Delete.
13008 * config/sparc/sparc-protos.h (function_arg_padding): Delete.
13009 * config/sparc/sparc.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
13010 (function_arg_padding): Rename to...
13011 (sparc_function_arg_padding): ...this. Make static. Return
13012 pad_direction instead of direction.
13013 * config/spu/spu.h (FUNCTION_ARG_PADDING): Delete.
13014 * config/spu/spu.c (spu_function_arg_padding): New function.
13015 (TARGET_FUNCTION_ARG_PADDING): Redefine.
13016 * system.h (FUNCTION_ARG_PADDING): Poison.
13018 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
13019 Alan Hayward <alan.hayward@arm.com>
13020 David Sherwood <david.sherwood@arm.com>
13022 * target.def (modes_tieable_p): New hook.
13023 * doc/tm.texi (MODES_TIEABLE_P): Replace with...
13024 (TARGET_MODES_TIEABLE_P): ...this.
13025 * doc/tm.texi.in: Regenerate.
13026 * hooks.h (hook_bool_mode_mode_true): Declare.
13027 * hooks.c (hook_bool_mode_mode_true): New function.
13028 * combine.c (subst): Use targetm.modes_tieable_p instead of
13030 * dse.c (find_shift_sequence): Likewise.
13031 * expmed.c (extract_low_bits): Likewise.
13032 * lower-subreg.c: Include target.h.
13033 (find_decomposable_subregs): Use targetm.modes_tieable_p instead of
13035 * rtlanal.c (rtx_cost): Likewise.
13036 * config/aarch64/aarch64.h (MODES_TIEABLE_P): Delete.
13037 * config/aarch64/aarch64-protos.h (aarch64_modes_tieable_p): Delete.
13038 * config/aarch64/aarch64.c (aarch64_modes_tieable_p): Make static.
13039 (TARGET_MODES_TIEABLE_P): Redefine.
13040 * config/alpha/alpha.h (MODES_TIEABLE_P): Delete.
13041 * config/alpha/alpha.c (alpha_modes_tieable_p): New function.
13042 (TARGET_MODES_TIEABLE_P): Redefine.
13043 * config/arc/arc.h (MODES_TIEABLE_P): Delete.
13044 * config/arc/arc.c (TARGET_MODES_TIEABLE_P): Redefine.
13045 (arc_modes_tieable_p): New function.
13046 * config/arm/arm.h (MODES_TIEABLE_P): Delete.
13047 * config/arm/arm-protos.h (arm_modes_tieable_p): Delete.
13048 * config/arm/arm.c (TARGET_MODES_TIEABLE_P): Redefine.
13049 (arm_modes_tieable_p): Make static.
13050 * config/avr/avr.h (MODES_TIEABLE_P): Delete.
13051 * config/bfin/bfin.h (MODES_TIEABLE_P): Delete.
13052 * config/bfin/bfin.c (bfin_modes_tieable_p): New function.
13053 (TARGET_MODES_TIEABLE_P): Redefine.
13054 * config/c6x/c6x.h (MODES_TIEABLE_P): Delete.
13055 * config/c6x/c6x.c (c6x_modes_tieable_p): New function.
13056 (TARGET_MODES_TIEABLE_P): Redefine.
13057 * config/cr16/cr16.h (MODES_TIEABLE_P): Delete.
13058 * config/cr16/cr16.c (TARGET_MODES_TIEABLE_P): Redefine.
13059 (cr16_modes_tieable_p): New function.
13060 * config/cris/cris.h (MODES_TIEABLE_P): Delete.
13061 * config/epiphany/epiphany.h (MODES_TIEABLE_P): Delete.
13062 * config/fr30/fr30.h (MODES_TIEABLE_P): Delete.
13063 (TRULY_NOOP_TRUNCATION): Update comment.
13064 * config/frv/frv.h (MODES_TIEABLE_P): Delete.
13065 (TRULY_NOOP_TRUNCATION): Update comment.
13066 * config/frv/frv.c (TARGET_MODES_TIEABLE_P): Redefine.
13067 (frv_modes_tieable_p): New function.
13068 * config/ft32/ft32.h (MODES_TIEABLE_P): Delete.
13069 * config/h8300/h8300.h (MODES_TIEABLE_P): Delete.
13070 * config/h8300/h8300.c (h8300_modes_tieable_p): New function.
13071 (TARGET_MODES_TIEABLE_P): Redefine.
13072 * config/i386/i386.h (MODES_TIEABLE_P): Delete.
13073 * config/i386/i386-protos.h (ix86_modes_tieable_p): Delete.
13074 * config/i386/i386.c (ix86_modes_tieable_p): Make static.
13075 (TARGET_MODES_TIEABLE_P): Redefine.
13076 * config/ia64/ia64.h (MODES_TIEABLE_P): Delete.
13077 * config/ia64/ia64.c (TARGET_MODES_TIEABLE_P): Redefine.
13078 (ia64_modes_tieable_p): New function.
13079 * config/iq2000/iq2000.h (MODES_TIEABLE_P): Delete.
13080 * config/iq2000/iq2000.c (TARGET_MODES_TIEABLE_P): Redefine.
13081 (iq2000_modes_tieable_p): New function.
13082 * config/lm32/lm32.h (MODES_TIEABLE_P): Delete.
13083 * config/lm32/lm32.c (TARGET_MODES_TIEABLE_P): Redefine.
13084 (lm32_modes_tieable_p): New function.
13085 * config/m32c/m32c.h (MODES_TIEABLE_P): Delete.
13086 * config/m32c/m32c-protos.h (m32c_modes_tieable_p): Delete.
13087 * config/m32c/m32c.c (m32c_modes_tieable_p): Make static.
13088 (TARGET_MODES_TIEABLE_P): Redefine.
13089 * config/m32r/m32r.h (MODES_TIEABLE_P): Delete.
13090 * config/m32r/m32r.c (TARGET_MODES_TIEABLE_P): Redefine.
13091 (m32r_modes_tieable_p): New function.
13092 * config/m68k/m68k.h (MODES_TIEABLE_P): Delete.
13093 * config/m68k/m68k.c (TARGET_MODES_TIEABLE_P): Redefine.
13094 (m68k_modes_tieable_p): New function.
13095 * config/mcore/mcore.h (MODES_TIEABLE_P): Delete.
13096 * config/mcore/mcore.c (TARGET_MODES_TIEABLE_P): Redefine.
13097 (mcore_modes_tieable_p): New function.
13098 * config/microblaze/microblaze.h (MODES_TIEABLE_P): Delete.
13099 * config/microblaze/microblaze.c (microblaze_modes_tieable_p): New
13101 (TARGET_MODES_TIEABLE_P): Redefine.
13102 * config/mips/mips.h (MODES_TIEABLE_P): Delete.
13103 * config/mips/mips-protos.h (mips_modes_tieable_p): Delete.
13104 * config/mips/mips.c (mips_modes_tieable_p): Make static.
13105 (TARGET_MODES_TIEABLE_P): Redefine.
13106 * config/mmix/mmix.h (MODES_TIEABLE_P): Delete.
13107 * config/mn10300/mn10300.h (MODES_TIEABLE_P): Delete.
13108 * config/mn10300/mn10300-protos.h (mn10300_modes_tieable): Delete.
13109 * config/mn10300/mn10300.c (mn10300_modes_tieable): Rename to...
13110 (mn10300_modes_tieable_p): ...this and make static.
13111 (TARGET_MODES_TIEABLE_P): Redefine.
13112 * config/moxie/moxie.h (MODES_TIEABLE_P): Delete.
13113 * config/msp430/msp430.h (MODES_TIEABLE_P): Delete.
13114 * config/msp430/msp430-protos.h (msp430_modes_tieable_p): Delete.
13115 * config/msp430/msp430.c (TARGET_MODES_TIEABLE_P): Redefine.
13116 (msp430_modes_tieable_p): Make static.
13117 * config/nds32/nds32.h (MODES_TIEABLE_P): Delete.
13118 * config/nds32/nds32.c (nds32_modes_tieable_p): New function.
13119 (TARGET_MODES_TIEABLE_P): Redefine.
13120 * config/nios2/nios2.h (MODES_TIEABLE_P): Delete.
13121 * config/nvptx/nvptx.h (MODES_TIEABLE_P): Delete.
13122 * config/nvptx/nvptx.c (nvptx_modes_tieable_p): New function.
13123 (TARGET_MODES_TIEABLE_P): Redefine.
13124 * config/pa/pa.h (MODES_TIEABLE_P): Delete.
13125 * config/pa/pa-protos.h (pa_modes_tieable_p): Delete.
13126 * config/pa/pa.c (pa_modes_tieable_p): Make static.
13127 (TARGET_MODES_TIEABLE_P): Redefine.
13128 * config/pdp11/pdp11.h (MODES_TIEABLE_P): Delete.
13129 * config/pdp11/pdp11.c (TARGET_MODES_TIEABLE_P): Redefine.
13130 (pdp11_modes_tieable_p): New function.
13131 * config/powerpcspe/powerpcspe.h (MODES_TIEABLE_P): Delete.
13132 * config/powerpcspe/powerpcspe.c (TARGET_MODES_TIEABLE_P): Redefine.
13133 (rs6000_modes_tieable_p): New function.
13134 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
13135 * config/powerpcspe/powerpcspe.md: Update comment.
13136 * config/riscv/riscv.h (MODES_TIEABLE_P): Delete.
13137 * config/riscv/riscv.c (riscv_modes_tieable_p): New function.
13138 (TARGET_MODES_TIEABLE_P): Redefine.
13139 * config/rl78/rl78.h (MODES_TIEABLE_P): Delete.
13140 * config/rl78/rl78.c (TARGET_MODES_TIEABLE_P): Redefine.
13141 (rl78_modes_tieable_p): New function.
13142 * config/rs6000/rs6000.h (MODES_TIEABLE_P): Delete.
13143 * config/rs6000/rs6000.c (TARGET_MODES_TIEABLE_P): Redefine.
13144 (rs6000_modes_tieable_p): New function.
13145 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
13146 * config/rs6000/rs6000.md: Update comment.
13147 * config/rx/rx.h (MODES_TIEABLE_P): Delete.
13148 * config/rx/rx.c (rx_modes_tieable_p): New function.
13149 (TARGET_MODES_TIEABLE_P): Redefine.
13150 * config/s390/s390.h (MODES_TIEABLE_P): Delete.
13151 * config/s390/s390.c (s390_modes_tieable_p): New function.
13152 (TARGET_MODES_TIEABLE_P): Redefine.
13153 * config/sh/sh.h (MODES_TIEABLE_P): Delete.
13154 * config/sh/sh.c (TARGET_MODES_TIEABLE_P): Redefine.
13155 (sh_modes_tieable_p): New function.
13156 * config/sparc/sparc.h (MODES_TIEABLE_P): Delete.
13157 * config/sparc/sparc-protos.h (sparc_modes_tieable_p): Delete.
13158 * config/sparc/sparc.c (TARGET_MODES_TIEABLE_P): Redefine.
13159 (sparc_modes_tieable_p): Make static.
13160 * config/spu/spu.h (MODES_TIEABLE_P): Delete.
13161 * config/spu/spu.c (spu_modes_tieable_p): New function.
13162 (TARGET_MODES_TIEABLE_P): Redefine.
13163 * config/stormy16/stormy16.h (MODES_TIEABLE_P): Delete.
13164 * config/stormy16/stormy16.c (xstormy16_modes_tieable_p): New function.
13165 (TARGET_MODES_TIEABLE_P): Redefine.
13166 * config/tilegx/tilegx.h (MODES_TIEABLE_P): Delete.
13167 * config/tilepro/tilepro.h (MODES_TIEABLE_P): Delete.
13168 * config/v850/v850.h (MODES_TIEABLE_P): Delete.
13169 * config/v850/v850.c (v850_modes_tieable_p): New function.
13170 (TARGET_MODES_TIEABLE_P): Redefine.
13171 * config/vax/vax.h (MODES_TIEABLE_P): Delete.
13172 * config/visium/visium.h (MODES_TIEABLE_P): Delete.
13173 * config/visium/visium.c (TARGET_MODES_TIEABLE_P): Redefine.
13174 (visium_modes_tieable_p): New function.
13175 * config/xtensa/xtensa.h (MODES_TIEABLE_P): Delete.
13176 * config/xtensa/xtensa.c (TARGET_MODES_TIEABLE_P): Redefine.
13177 (xtensa_modes_tieable_p): New function.
13178 * system.h (MODES_TIEABLE_P): Poison.
13180 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
13181 Alan Hayward <alan.hayward@arm.com>
13182 David Sherwood <david.sherwood@arm.com>
13184 * target.def (hard_regno_mode_ok): New hook.
13185 * doc/tm.texi (HARD_REGNO_MODE_OK): Replace with...
13186 (TARGET_HARD_REGNO_MODE_OK): ...this.
13187 * doc/tm.texi.in: Regenerate.
13188 * hooks.h (hook_bool_uint_mode_true): Declare.
13189 * hooks.c (hook_bool_uint_mode_true): New function.
13190 * doc/md.texi: Refer to targetm.hard_regno_mode_ok instead of
13191 HARD_REGNO_MODE_OK.
13192 * genpreds.c (write_insn_preds_c): Add an include of target.h.
13193 * alias.c (init_alias_target): Use targetm.hard_regno_mode_ok
13194 instead of HARD_REGNO_MODE_OK.
13195 * caller-save.c: Include target.h.
13196 (reg_save_code): Use targetm.hard_regno_mode_ok instead of
13197 HARD_REGNO_MODE_OK.
13198 * combine.c (can_combine_p): Likewise.
13199 (combinable_i3pat): Likewise.
13200 (can_change_dest_mode): Likewise.
13201 * expr.c (init_expr_target): Likewise.
13202 (convert_move): Likewise.
13203 (convert_modes): Likewise.
13204 * ira.c (setup_prohibited_class_mode_regs): Likewise.
13205 (setup_prohibited_mode_move_regs): Likewise.
13206 * ira.h (target_ira): Likewise.
13207 * lra-assigns.c (find_hard_regno_for_1): Likewise.
13208 * lra-constraints.c (process_alt_operands): Likewise.
13209 (split_reg): Likewise.
13210 * recog.c (peep2_find_free_register): Likewise.
13211 * ree.c (combine_reaching_defs): Likewise.
13212 * regcprop.c (maybe_mode_change): Likewise.
13213 * reginfo.c (init_reg_sets_1): Likewise.
13214 (choose_hard_reg_mode): Likewise.
13215 (simplifiable_subregs): Likewise.
13216 * regrename.c (check_new_reg_p): Likewise.
13217 * reload.c (find_valid_class): Likewise.
13218 (find_valid_class_1): Likewise.
13219 (reload_inner_reg_of_subreg): Likewise.
13220 (push_reload): Likewise.
13221 (combine_reloads): Likewise.
13222 (find_dummy_reload): Likewise.
13223 (find_reloads): Likewise.
13224 * reload1.c (find_reg): Likewise.
13225 (set_reload_reg): Likewise.
13226 (allocate_reload_reg): Likewise.
13227 (choose_reload_regs): Likewise.
13228 (reload_adjust_reg_for_temp): Likewise.
13229 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
13230 (simplify_subreg_regno): Likewise.
13231 * sel-sched.c (init_regs_for_mode): Likewise.
13232 * varasm.c (make_decl_rtl): Likewise.
13233 * config/aarch64/aarch64.h (HARD_REGNO_MODE_OK): Delete.
13234 (MODES_TIEABLE_P): Use targetm.hard_regno_mode_ok instead of
13235 HARD_REGNO_MODE_OK.
13236 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_mode_ok): Delete.
13237 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Make static.
13238 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13239 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Delete.
13240 * config/alpha/alpha.c (alpha_hard_regno_mode_ok): New function.
13241 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13242 * config/arc/arc.h (arc_hard_regno_mode_ok): Delete.
13243 (arc_mode_class): Delete.
13244 (HARD_REGNO_MODE_OK): Delete.
13245 * config/arc/arc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13246 (arc_hard_regno_mode_ok): Rename old array to...
13247 (arc_hard_regno_mode_ok_modes): ...this.
13248 (arc_conditional_register_usage): Update accordingly.
13249 (arc_mode_class): Make static.
13250 (arc_hard_regno_mode_ok): New function.
13251 * config/arm/arm.h (HARD_REGNO_MODE_OK): Delete.
13252 * config/arm/arm-protos.h (arm_hard_regno_mode_ok): Delete.
13253 * config/arm/arm.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13254 (arm_hard_regno_mode_ok): Make static.
13255 * config/arm/arm.md (movdi): Use targetm.hard_regno_mode_ok instead of
13256 HARD_REGNO_MODE_OK.
13257 * config/avr/avr-protos.h (avr_hard_regno_mode_ok): Delete.
13258 * config/avr/avr.h (HARD_REGNO_MODE_OK): Delete.
13259 * config/avr/avr.c (avr_hard_regno_mode_ok): Make static and
13261 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13262 * config/bfin/bfin-protos.h (hard_regno_mode_ok): Delete.
13263 * config/bfin/bfin.h (HARD_REGNO_MODE_OK): Delete.
13264 * config/bfin/bfin.c (hard_regno_mode_ok): Rename to...
13265 (bfin_hard_regno_mode_ok): ...this. Make static and return a bool.
13266 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13267 * config/bfin/predicates.md (valid_reg_operand): Use
13268 targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK.
13269 * config/c6x/c6x.h (HARD_REGNO_MODE_OK): Delete.
13270 * config/c6x/c6x.c (c6x_hard_regno_mode_ok): New function.
13271 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13272 * config/cr16/cr16.h (HARD_REGNO_MODE_OK): Delete.
13273 * config/cr16/cr16-protos.h (cr16_hard_regno_mode_ok): Delete.
13274 * config/cr16/cr16.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13275 (cr16_hard_regno_mode_ok): Make static and return a bool.
13276 * config/cris/cris.h (HARD_REGNO_MODE_OK): Delete.
13277 * config/cris/cris.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13278 (cris_hard_regno_mode_ok): New function.
13279 * config/epiphany/epiphany.h (epiphany_hard_regno_mode_ok): Delete.
13280 (epiphany_mode_class): Delete.
13281 (HARD_REGNO_MODE_OK): Delete.
13282 * config/epiphany/epiphany-protos.h (hard_regno_mode_ok): Delete.
13283 * config/epiphany/epiphany.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13284 (hard_regno_mode_ok): Rename to...
13285 (epiphany_hard_regno_mode_ok): ...this. Make static and return a bool.
13286 * config/fr30/fr30.h (HARD_REGNO_MODE_OK): Delete.
13287 * config/fr30/fr30.md: Refer to targetm.hard_regno_mode_ok instead of
13288 HARD_REGNO_MODE_OK.
13289 * config/frv/frv.h (HARD_REGNO_MODE_OK): Delete.
13290 * config/frv/frv-protos.h (frv_hard_regno_mode_ok): Delete.
13291 * config/frv/frv.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13292 (frv_hard_regno_mode_ok): Make static and return a bool.
13293 * config/frv/frv.md: Refer to targetm.hard_regno_mode_ok instead of
13294 HARD_REGNO_MODE_OK.
13295 * config/ft32/ft32.h (HARD_REGNO_MODE_OK): Delete.
13296 * config/h8300/h8300.h (HARD_REGNO_MODE_OK): Delete.
13297 * config/h8300/h8300-protos.h (h8300_hard_regno_mode_ok): Delete.
13298 * config/h8300/h8300.c (h8300_hard_regno_mode_ok): Make static
13300 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13301 * config/i386/i386.h (HARD_REGNO_MODE_OK): Delete.
13302 * config/i386/i386-protos.h (ix86_hard_regno_mode_ok): Delete.
13303 * config/i386/i386.c (ix86_hard_regno_mode_ok): Make static and
13305 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13306 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Delete.
13307 * config/ia64/ia64.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13308 (ia64_hard_regno_mode_ok): New function.
13309 * config/iq2000/iq2000.h (HARD_REGNO_MODE_OK): Delete.
13310 * config/iq2000/iq2000.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13311 (iq2000_hard_regno_mode_ok): New function.
13312 * config/lm32/lm32.h (HARD_REGNO_MODE_OK): Delete.
13313 * config/lm32/lm32.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13314 (lm32_hard_regno_mode_ok): New function.
13315 * config/m32c/m32c.h (HARD_REGNO_MODE_OK): Delete.
13316 * config/m32c/m32c-protos.h (m32c_hard_regno_ok): Delete.
13317 * config/m32c/m32c.c (class_can_hold_mode): Use m32c_hard_regno_mode_ok
13318 instead of HARD_REGNO_MODE_OK.
13319 (m32c_hard_regno_ok): Rename to...
13320 (m32c_hard_regno_mode_ok): ...this. Make static and return a bool.
13321 (m32c_cannot_change_mode_class): Update accordingly.
13322 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13323 * config/m32r/m32r.h (m32r_hard_regno_mode_ok): Delete.
13324 (m32r_mode_class): Delete.
13325 (HARD_REGNO_MODE_OK): Delete.
13326 * config/m32r/m32r.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13327 (m32r_hard_regno_mode_ok): Rename to...
13328 (m32r_hard_regno_modes): ...this.
13329 (m32r_mode_class): Make static.
13330 (m32r_hard_regno_mode_ok): New function.
13331 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Delete.
13332 * config/m68k/m68k-protos.h (m68k_regno_mode_ok): Delete.
13333 * config/m68k/m68k.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13334 (m68k_hard_regno_mode_ok): Make static.
13335 * config/mcore/mcore.h (HARD_REGNO_MODE_OK): Delete.
13336 * config/mcore/mcore.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13337 (mcore_hard_regno_mode_ok): New function.
13338 * config/microblaze/microblaze.h (microblaze_hard_regno_mode_ok)
13339 (HARD_REGNO_MODE_OK): Delete.
13340 * config/microblaze/microblaze.c (microblaze_hard_regno_mode_ok):
13342 (microblaze_hard_regno_mode_ok_p): ...this and make static.
13343 (microblaze_hard_regno_mode_ok): New function.
13344 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13345 * config/mips/mips.h (HARD_REGNO_MODE_OK): Delete.
13346 (mips_hard_regno_mode_ok): Delete.
13347 * config/mips/mips.c (mips_hard_regno_mode_ok): Rename to...
13348 (mips_hard_regno_mode_ok_p): ...this and make static.
13349 (mips_hard_regno_mode_ok_p): Rename to...
13350 (mips_hard_regno_mode_ok_uncached): ...this.
13351 (mips_hard_regno_mode_ok): New function.
13352 (mips_class_max_nregs): Use mips_hard_regno_mode_ok instead
13353 of HARD_REGNO_MODE_OK.
13354 (mips_option_override): Update after above name changes.
13355 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13356 * config/mmix/mmix.h (HARD_REGNO_MODE_OK): Delete.
13357 * config/mn10300/mn10300.h (HARD_REGNO_MODE_OK): Delete.
13358 * config/mn10300/mn10300-protos.h (mn10300_hard_regno_mode_ok): Delete.
13359 * config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Make static.
13360 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13361 * config/moxie/moxie.h (HARD_REGNO_MODE_OK): Delete.
13362 * config/msp430/msp430.h (HARD_REGNO_MODE_OK): Delete.
13363 * config/msp430/msp430-protos.h (msp430_hard_regno_mode_ok): Delete.
13364 * config/msp430/msp430.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13365 (msp430_hard_regno_mode_ok): Make static and return a bool.
13366 * config/nds32/nds32.h (HARD_REGNO_MODE_OK): Delete.
13367 * config/nds32/nds32-protos.h (nds32_hard_regno_mode_ok): Delete.
13368 * config/nds32/nds32.c (nds32_hard_regno_mode_ok): Make static
13370 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13371 * config/nios2/nios2.h (HARD_REGNO_MODE_OK): Delete.
13372 * config/nvptx/nvptx.h (HARD_REGNO_MODE_OK): Delete.
13373 * config/pa/pa.h (MODES_TIEABLE_P): Update commentary.
13374 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): Rename to...
13375 (PA_HARD_REGNO_MODE_OK): ...this
13376 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Rename to...
13377 (PA_HARD_REGNO_MODE_OK): ...this.
13378 * config/pa/pa.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13379 (pa_hard_regno_mode_ok): New function.
13380 * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Delete.
13381 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13382 (pdp11_hard_regno_mode_ok): New function.
13383 * config/powerpcspe/powerpcspe.h (HARD_REGNO_MODE_OK): Delete.
13384 * config/powerpcspe/powerpcspe-protos.h (rs6000_hard_regno_mode_ok_p):
13386 * config/powerpcspe/powerpcspe.c (rs6000_hard_regno_mode_ok_p):
13388 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13389 (rs6000_hard_regno_mode_ok): Rename to...
13390 (rs6000_hard_regno_mode_ok_uncached): ...this.
13391 (rs6000_init_hard_regno_mode_ok): Update accordingly.
13392 (rs6000_hard_regno_mode_ok): New function.
13393 * config/riscv/riscv.h (HARD_REGNO_MODE_OK): Delete.
13394 * config/riscv/riscv-protos.h (riscv_hard_regno_mode_ok_p): Delete.
13395 * config/riscv/riscv.c (riscv_hard_regno_mode_ok_p): Rename to...
13396 (riscv_hard_regno_mode_ok): ...this and make static.
13397 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13398 * config/rl78/rl78.h (HARD_REGNO_MODE_OK): Delete.
13399 * config/rl78/rl78-protos.h (rl78_hard_regno_mode_ok): Delete.
13400 * config/rl78/rl78.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13401 (rl78_hard_regno_mode_ok): Make static and return bool.
13402 * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Delete.
13403 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
13405 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): Make static.
13406 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13407 (rs6000_hard_regno_mode_ok): Rename to...
13408 (rs6000_hard_regno_mode_ok_uncached): ...this.
13409 (rs6000_init_hard_regno_mode_ok): Update accordingly.
13410 (rs6000_hard_regno_mode_ok): New function.
13411 * config/rx/rx.h (HARD_REGNO_MODE_OK): Delete.
13412 * config/rx/rx.c (rx_hard_regno_mode_ok): New function.
13413 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13414 * config/s390/s390.h (HARD_REGNO_MODE_OK): Delete.
13415 * config/s390/s390-protos.h (s390_hard_regno_mode_ok): Delete.
13416 * config/s390/s390.c (s390_hard_regno_mode_ok): Make static.
13417 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13418 * config/sh/sh.h (HARD_REGNO_MODE_OK): Delete.
13419 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Delete.
13420 * config/sh/sh.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13421 (sh_hard_regno_mode_ok): Make static.
13422 * config/sparc/constraints.md: Refer to targetm.hard_regno_mode_ok
13423 instead of HARD_REGNO_MODE_OK.
13424 * config/sparc/sparc.h (hard_regno_mode_classes): Delete.
13425 (sparc_mode_class): Delete.
13426 (HARD_REGNO_MODE_OK): Delete.
13427 * config/sparc/sparc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13428 (hard_regno_mode_classes): Make static.
13429 (sparc_mode_class): Likewise.
13430 (sparc_hard_regno_mode_ok): New function.
13431 * config/spu/spu.h (HARD_REGNO_MODE_OK): Delete.
13432 * config/stormy16/stormy16.h (HARD_REGNO_MODE_OK): Delete.
13433 * config/stormy16/stormy16.c (xstormy16_hard_regno_mode_ok): New
13435 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13436 * config/tilegx/tilegx.h (HARD_REGNO_MODE_OK): Delete.
13437 * config/tilepro/tilepro.h (HARD_REGNO_MODE_OK): Delete.
13438 * config/v850/v850.h (HARD_REGNO_MODE_OK): Delete.
13439 * config/v850/v850.c (v850_hard_regno_mode_ok): New function.
13440 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13441 * config/vax/vax.h (HARD_REGNO_MODE_OK): Delete.
13442 * config/visium/visium.h (HARD_REGNO_MODE_OK): Delete.
13443 * config/visium/visium.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
13444 (visium_hard_regno_mode_ok): New function.
13445 * config/visium/visium.md: Refer to targetm.hard_regno_mode_ok
13446 instead of HARD_REGNO_MODE_OK.
13447 * config/xtensa/xtensa.h (xtensa_hard_regno_mode_ok): Delete.
13448 (HARD_REGNO_MODE_OK): Delete.
13449 * config/xtensa/xtensa.c (xtensa_hard_regno_mode_ok): Rename to...
13450 (xtensa_hard_regno_mode_ok_p): ...this and make static.
13451 (xtensa_option_override): Update accordingly.
13452 (TARGET_HARD_REGNO_MODE_OK): Redefine.
13453 (xtensa_hard_regno_mode_ok): New function.
13454 * system.h (HARD_REGNO_MODE_OK): Poison.
13456 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
13457 Alan Hayward <alan.hayward@arm.com>
13458 David Sherwood <david.sherwood@arm.com>
13460 * target.def (hard_regno_call_part_clobbered): New hook.
13461 * doc/tm.texi.in (HARD_REGNO_CALL_PART_CLOBBERED): Replace with...
13462 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): ...this hook.
13463 * doc/tm.texi: Regenerate.
13464 * hooks.h (hook_bool_uint_mode_false): Declare.
13465 * hooks.c (hook_bool_uint_mode_false): New function.
13466 * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
13467 * cselib.c (cselib_process_insn): Use
13468 targetm.hard_regno_call_part_clobbered instead of
13469 HARD_REGNO_CALL_PART_CLOBBERED.
13470 * ira-conflicts.c (ira_build_conflicts): Likewise.
13471 * ira-costs.c (ira_tune_allocno_costs): Likewise.
13472 * lra-constraints.c (need_for_call_save_p): Likewise.
13473 * lra-lives.c: Include target.h.
13474 (check_pseudos_live_through_calls): Use
13475 targetm.hard_regno_call_part_clobbered instead of
13476 HARD_REGNO_CALL_PART_CLOBBERED.
13477 * regcprop.c: Include target.h.
13478 (copyprop_hardreg_forward_1): Use
13479 targetm.hard_regno_call_part_clobbered instead of
13480 HARD_REGNO_CALL_PART_CLOBBERED.
13481 * reginfo.c (choose_hard_reg_mode): Likewise.
13482 * regrename.c (check_new_reg_p): Likewise.
13483 * reload.c (find_equiv_reg): Likewise.
13484 * reload1.c (emit_reload_insns): Likewise.
13485 * sched-deps.c (deps_analyze_insn): Likewise.
13486 * sel-sched.c (init_regs_for_mode): Likewise.
13487 (mark_unavailable_hard_regs): Likewise.
13488 * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
13489 * config/aarch64/aarch64.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
13490 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
13492 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
13493 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
13494 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered):
13496 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Make static
13498 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
13499 * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
13500 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): New
13502 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
13503 * config/mips/mips.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
13504 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): New
13506 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
13507 * config/powerpcspe/powerpcspe.h (HARD_REGNO_CALL_PART_CLOBBERED):
13509 * config/powerpcspe/powerpcspe.c
13510 (rs6000_hard_regno_call_part_clobbered): New function.
13511 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
13512 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
13513 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
13515 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
13516 * config/s390/s390.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
13517 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): New
13519 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
13520 * config/sh/sh.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
13521 * system.h (HARD_REGNO_CALL_PART_CLOBBERED): Poison.
13523 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
13524 Alan Hayward <alan.hayward@arm.com>
13525 David Sherwood <david.sherwood@arm.com>
13527 * rtl.h (subreg_memory_offset): Declare.
13528 * emit-rtl.c (subreg_memory_offset): New function.
13529 * expmed.c (store_bit_field_1): Use it.
13530 * expr.c (undefined_operand_subword_p): Likewise.
13531 * simplify-rtx.c (simplify_subreg): Likewise.
13533 2017-09-04 Alexander Monakov <amonakov@ispras.ru>
13535 PR rtl-optimization/57448
13538 * optabs.c (expand_atomic_load): Place compiler memory barriers if
13539 using atomic_load pattern.
13540 (expand_atomic_store): Likewise.
13542 2017-09-04 Jakub Jelinek <jakub@redhat.com>
13545 * gimple-fold.c (gimple_fold_call): Optimize away useless UBSAN_PTR
13546 and UBSAN_BOUNDS internal calls. Clean up IFN_UBSAN_OBJECT_SIZE
13547 handling. Use replace_call_with_value with NULL instead of
13548 gsi_replace, unlink_stmt_vdef and release_defs.
13550 * gdbhooks.py (OptMachineModePrinter.to_string): Use 8 spaces
13553 * lra-remat.c (reg_overlap_for_remat_p): Fix a pasto.
13555 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
13558 * rtl.h (emit_library_call_value_1): Declare.
13559 (emit_library_call): Replace declaration with a series of overloads.
13560 Remove the parameter count argument.
13561 (emit_library_call_value): Likewise.
13562 * calls.c (emit_library_call_value_1): Make global. Replace varargs
13563 with an "rtx_mode_t *".
13564 (emit_library_call_value): Delete.
13565 (emit_library_call): Likewise.
13566 * asan.c (asan_emit_stack_protection): Update calls accordingly.
13567 (asan_emit_allocas_unpoison): Likewise.
13568 * builtins.c (expand_builtin_powi): Likewise.
13569 (expand_asan_emit_allocas_unpoison): Likewise.
13570 * cfgexpand.c (expand_main_function): Likewise.
13571 * config/aarch64/aarch64.c (aarch64_trampoline_init): Likewise.
13572 * config/aarch64/aarch64.h (PROFILE_HOOK): Likewise.
13573 * config/alpha/alpha.c (alpha_trampoline_init): Likewise.
13574 * config/arm/arm.c (arm_trampoline_init): Likewise.
13575 (arm_call_tls_get_addr): Likewise.
13576 (arm_expand_divmod_libfunc): Likewise.
13577 * config/bfin/bfin.md (umulsi3_highpart): Likewise.
13578 (smulsi3_highpart): Likewise.
13579 * config/c6x/c6x.c (c6x_initialize_trampoline): Likewise.
13580 (c6x_expand_compare): Likewise.
13581 (c6x_expand_movmem): Likewise.
13582 * config/frv/frv.c (frv_trampoline_init): Likewise.
13583 * config/i386/i386.c (ix86_trampoline_init): Likewise.
13584 (ix86_expand_divmod_libfunc): Likewise.
13585 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
13586 (ia64_expand_compare): Likewise.
13587 (ia64_profile_hook): Likewise.
13588 * config/ia64/ia64.md (save_stack_nonlocal): Likewise.
13589 (nonlocal_goto): Likewise.
13590 (restore_stack_nonlocal): Likewise.
13591 * config/m32r/m32r.c (block_move_call): Likewise.
13592 (m32r_trampoline_init): Likewise.
13593 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
13594 * config/m68k/m68k.c (m68k_call_tls_get_addr): Likewise.
13595 (m68k_call_m68k_read_tp): Likewise.
13596 * config/microblaze/microblaze.c (microblaze_call_tls_get_addr)
13597 (microblaze_expand_divide): Likewise.
13598 * config/mips/mips.h (mips_args): Likewise.
13599 * config/mips/sdemtk.h (mips_sync_icache): Likewise.
13600 (MIPS_ICACHE_SYNC): Likewise.
13601 * config/nios2/nios2.c (nios2_emit_expensive_div): Likewise.
13602 (nios2_trampoline_init): Likewise.
13603 * config/pa/pa.c (hppa_tls_call): Likewise.
13604 (pa_trampoline_init): Likewise.
13605 * config/pa/pa.md (canonicalize_funcptr_for_compare): Likewise.
13606 * config/powerpcspe/powerpcspe.c (rs6000_legitimize_tls_address)
13607 (expand_strn_compare): Likewise.
13608 (rs6000_generate_compare): Likewise.
13609 (rs6000_expand_float128_convert): Likewise.
13610 (output_profile_hook): Likewise.
13611 (rs6000_trampoline_init): Likewise.
13612 * config/powerpcspe/powerpcspe.md (neg<mode>2): Likewise.
13613 * config/riscv/riscv.h (PROFILE_HOOK): Likewise.
13614 * config/rs6000/rs6000-string.c (expand_strn_compare): Likewise.
13615 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
13616 (rs6000_generate_compare): Likewise.
13617 (rs6000_expand_float128_convert): Likewise.
13618 (output_profile_hook): Likewise.
13619 (rs6000_trampoline_init): Likewise.
13620 * config/rs6000/rs6000.md (neg<mode>2): Likewise.
13621 * config/sh/sh.c (sh_trampoline_init): Likewise.
13622 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Likewise.
13623 (sparc_emit_float_lib_cmp): Likewise.
13624 (sparc32_initialize_trampoline): Likewise.
13625 (sparc64_initialize_trampoline): Likewise.
13626 (sparc_profile_hook): Likewise.
13627 * config/spu/spu.c (ea_load_store): Likewise.
13628 * config/spu/spu.md (floatunssidf2): Likewise.
13629 * config/tilegx/tilegx.c (tilegx_trampoline_init): Likewise.
13630 * config/tilepro/tilepro.c (tilepro_trampoline_init): Likewise.
13631 * config/visium/visium.c (expand_block_move_4): Likewise.
13632 (expand_block_move_2): Likewise.
13633 (expand_block_move_1): Likewise.
13634 (expand_block_set_4): Likewise.
13635 (expand_block_set_2): Likewise.
13636 (expand_block_set_1): Likewise.
13637 (visium_trampoline_init): Likewise.
13638 (visium_profile_hook): Likewise.
13639 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Likewise.
13640 (xtensa_setup_frame_addresses): Likewise.
13641 (xtensa_trampoline_init): Likewise.
13642 * except.c (sjlj_emit_function_enter): Likewise.
13643 (sjlj_emit_function_exit): Likewise.
13644 * explow.c (allocate_dynamic_stack_space): Likewise.
13645 (probe_stack_range): Likewise.
13646 * expr.c (convert_mode_scalar): Likewise.
13647 * optabs.c (expand_binop): Likewise.
13648 (expand_twoval_binop_libfunc): Likewise.
13649 (expand_unop): Likewise.
13650 (prepare_cmp_insn): Likewise.
13651 (prepare_float_lib_cmp): Likewise.
13652 (expand_float): Likewise.
13653 (expand_fix): Likewise.
13654 (expand_fixed_convert): Likewise.
13655 (maybe_emit_sync_lock_test_and_set): Likewise.
13656 (expand_atomic_compare_and_swap): Likewise.
13657 (expand_mem_thread_fence): Likewise.
13658 (expand_atomic_fetch_op): Likewise.
13660 2017-09-03 Gerald Pfeifer <gerald@pfeifer.com>
13662 * doc/generic.texi (OpenACC): Adjust URL.
13663 * doc/invoke.texi (C Dialect Options): Ditto.
13665 2017-09-03 Uros Bizjak <ubizjak@gmail.com>
13667 * config/i386/i386.md (*bt<mode>): Use nonimmediate_operand
13668 predicate for operand 1. Add (m,<S>) constraint.
13669 (*jcc_bt<mode>): Use nonimmediate_operand predicate for operand 1.
13670 Prevent memory operand 1 with register operand 2.
13672 2017-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13674 PR rtl-optimization/82024
13675 * combine.c (try_combine): If the combination result is a PARALLEL,
13676 and we only need to retain the SET in there that would be placed
13677 at I2, check that we can place that at I3 instead, before doing so.
13679 2017-09-01 Jakub Jelinek <jakub@redhat.com>
13682 * config/i386/i386.c (ix86_init_large_pic_reg): Return label
13684 (ix86_init_pic_reg): Remember label from ix86_init_large_pic_reg,
13685 if non-NULL and preceded by NOTE_INSN_BASIC_BLOCK, swap the note
13688 2017-09-01 Joerg Sonnenberger <joerg@bec.de>
13689 Jeff Law <law@redhat.com>
13691 * varasm.c (bss_initializer_p): Do not put constants into .bss
13692 (categorize_decl_for_section): Handle bss_initializer_p returning
13693 false when DECL_INITIAL is NULL.
13695 2017-09-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13698 * config/s390/s390.c (s390_can_inline_p): New function.
13700 2017-09-01 Jeff Law <law@redhat.com>
13702 PR tree-optimization/82052
13703 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
13704 Always initialize the returned slot after a hash table miss
13705 when INSERT is true.
13707 2017-09-01 Alexander Monakov <amonakov@ispras.ru>
13709 * config/s390/s390.md (mem_signal_fence): Remove.
13710 * doc/md.texi (mem_signal_fence): Remove.
13711 * optabs.c (expand_mem_signal_fence): Remove uses of mem_signal_fence.
13713 * target-insns.def (mem_signal_fence): Remove.
13715 2017-09-01 Jakub Jelinek <jakub@redhat.com>
13718 * doc/invoke.texi: Document -fsanitize=pointer-overflow.
13721 * asan.c (create_odr_indicator): Strip name encoding from assembler
13722 name before appending it after __odr_asan_.
13724 2017-09-01 Martin Liska <mliska@suse.cz>
13726 PR tree-optimization/82059
13727 * gimple-ssa-isolate-paths.c (isolate_path): Add profile and
13728 frequency only when an edge is redirected.
13730 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
13732 * config/arc/arc-c.c (__ARC_LPC_WIDTH__): Add builtin define.
13733 * config/arc/arc.c (ARC_MAX_LOOP_LENGTH): Define.
13734 (arc_conditional_register_usage): Remove ARC600 lp_count
13736 (arc_file_start): Emit Tag_ARC_CPU_variation.
13737 (arc_can_use_doloop_p): New conditions to use ZOLs.
13738 (hwloop_fail): New function.
13739 (hwloop_optimize): Likewise.
13740 (hwloop_pattern_reg): Likewise.
13741 (arc_doloop_hooks): New struct, to be used with reorg_loops.
13742 (arc_reorg_loops): New function, calls reorg_loops.
13743 (arc_reorg): Call arc_reorg_loops. Remove old ZOL handling.
13744 (arc600_corereg_hazard): Remove ZOL checking, case handled by
13746 (arc_loop_hazard): Remove function, functionality moved into
13748 (arc_hazard): Remove arc_loop_hazard call.
13749 (arc_adjust_insn_length): Remove ZOL handling, functionality moved
13750 into hwloop_optimize.
13751 (arc_label_align): Remove ZOL handling.
13752 * config/arc/arc.h (LOOP_ALIGN): Changed to 0.
13753 * config/arc/arc.md (doloop_begin): Remove pattern.
13754 (doloop_begin_i): Likewise.
13755 (doloop_end_i): Likewise.
13756 (doloop_fallback): Likewise.
13757 (doloop_fallback_m): Likewise.
13758 (doloop_end): Reimplement expand.
13759 (arc_lp): New pattern for LP instruction.
13760 (loop_end): New pattern.
13761 (loop_fail): Likewise.
13762 (decrement_and_branch_until_zero): Likewise.
13763 * config/arc/arc.opt (mlpc-width): New option.
13764 * doc/invoke.texi (mlpc-width): Document option.
13766 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
13768 * config/arc/arc.c (arc_ifcvt): Remove use of merge_blocks call.
13769 (arc_ccfsm_advance): Fix checking for delay slots.
13770 (arc_reorg): Add rtl dump after each call to arc_ifcvt.
13772 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
13774 * config/arc/arc.md (movqi_insn): Add stores to save constant long
13776 (movhi_insn): Update store instruction constraint which are saving
13777 6-bit short immediates.
13778 (movsi_insn): Consider also short scaled load operations.
13779 (zero_extendhisi2_i): Use Usd constraint instead of T.
13780 (extendhisi2_i): Add q constraint.
13781 (arc_clzsi2): Add type and length attributes.
13782 (arc_ctzsi2): Likewise.
13783 * config/arc/constraints.md (Usc): Update constraint, the
13784 assembler can parse two relocations for a single instruction.
13786 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
13788 * config/arc/arc.c (arc_use_anchors_for_symbol_p): New function.
13789 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
13791 2017-08-31 Olivier Hainque <hainque@adacore.com>
13793 * config.gcc (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now
13794 match as powerpc-wrs-vxworks*.
13796 2017-08-31 James Greenhalgh <james.greenhalgh@arm.com>
13798 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): Fix
13799 register constraint for by-element operand.
13800 (aarch64_mls_elt_merge<mode>): Likewise.
13802 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
13804 * config/arc/arc.c (arc_can_follow_jump): Check for short
13807 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
13809 * config.gcc: Use g.opt for arc.
13810 * config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted,
13811 functionality moved to ...
13812 (legitimate_scaled_address_p): New function, ...here.
13813 (LEGITIMATE_SMALL_DATA_OFFSET_P): New define.
13814 (LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define.
13815 (legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET
13817 (arc_override_options): Handle G option.
13818 (arc_output_pic_addr_const): Correct function definition.
13819 (arc_legitimate_address_p): Use legitimate_scaled_address_p.
13820 (arc_decl_anon_ns_mem_p): Delete.
13821 (arc_in_small_data_p): Overhaul this function to take into
13822 consideration the value given via G option.
13823 (arc_rewrite_small_data_1): Renamed and corrected old
13824 arc_rewrite_small_data function.
13825 (arc_rewrite_small_data): New function.
13826 (small_data_pattern): Don't use pic_offset_table_rtx.
13827 * config/arc/arc.h (CC1_SPEC): Recognize G option.
13828 * config/arc/simdext.md (movmisalignv2hi): Use
13829 prepare_move_operands function.
13831 (movmisalign*): Likewise.
13832 * doc/invoke.texi (ARC options): Document -G option.
13834 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
13836 * config/arc/arc-protos.h (compact_sda_memory_operand): Update
13838 * config/arc/arc.c (arc_print_operand): Output scalled address for
13839 sdata whenever is possible.
13840 (arc_in_small_data_p): Allow sdata for 64bit datum when double
13841 load/stores are available.
13842 (compact_sda_memory_operand): Check for the alignment required by
13843 code density instructions.
13844 * config/arc/arc.md (movsi_insn): Use newly introduced Us0
13846 * config/arc/constraints.md (Usd): Update constraint.
13847 (Us0): New constraint.
13848 (Usc): Update constraint.
13850 2017-08-31 Richard Biener <rguenther@suse.de>
13852 PR middle-end/82054
13853 * dwarf2out.c (dwarf2out_early_global_decl): Process each
13854 function only once.
13856 2017-08-31 Tamar Christina <tamar.christina@arm.com>
13858 * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
13859 Resize type_signature.
13861 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
13862 Alan Hayward <alan.hayward@arm.com>
13863 David Sherwood <david.sherwood@arm.com>
13865 * config/aarch64/aarch64.c (aarch64_base_register_rtx_p): Only allow
13866 subregs whose inner modes can be stored in GPRs.
13867 (aarch64_classify_index): Likewise.
13869 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
13870 Alan Hayward <alan.hayward@arm.com>
13871 David Sherwood <david.sherwood@arm.com>
13873 * config/aarch64/iterators.md (V_cmp_result): Rename to...
13874 (V_INT_EQUIV): ...this.
13875 (v_cmp_result): Rename to...
13876 (v_int_equiv): ...this.
13877 * config/aarch64/aarch64.md (xorsign<mode>3): Update accordingly.
13878 * config/aarch64/aarch64-simd.md (xorsign<mode>3): Likewise.
13879 (copysign<mode>3): Likewise.
13880 (aarch64_simd_bsl<mode>_internal): Likewise.
13881 (aarch64_simd_bsl<mode>): Likewise.
13882 (vec_cmp<mode><mode>): Likewise.
13883 (vcond<mode><mode>): Likewise.
13884 (vcond<v_cmp_mixed><mode>): Likewise.
13885 (vcondu<mode><v_cmp_mixed>): Likewise.
13886 (aarch64_cm<optab><mode>): Likewise.
13887 (aarch64_cmtst<mode>): Likewise.
13888 (aarch64_fac<optab><mode>): Likewise.
13889 (vec_perm_const<mode>): Likewise.
13890 (vcond_mask_<mode><v_cmp_result>): Rename to...
13891 (vcond_mask_<mode><v_int_equiv>): ...this.
13892 (vec_cmp<mode><v_cmp_result>): Rename to...
13893 (vec_cmp<mode><v_int_equiv>): ...this.
13895 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
13896 Alan Hayward <alan.hayward@arm.com>
13897 David Sherwood <david.sherwood@arm.com>
13899 * config/aarch64/aarch64-modes.def: Remove 32-, 48- and 64-byte
13901 * config/aarch64/iterators.md (VRL2, VRL3, VRL4): Delete.
13902 * config/aarch64/aarch64.md (UNSPEC_LD2_DREG, UNSPEC_LD3_DREG)
13903 (UNSPEC_LD4_DREG): New unspecs.
13904 * config/aarch64/aarch64-simd.md (aarch64_ld2<mode>_dreg_le)
13905 (aarch64_ld2<mode>_dreg_be): Replace with...
13906 (aarch64_ld2<mode>_dreg): ...this pattern and use the new DREG
13908 (aarch64_ld3<mode>_dreg_le)
13909 (aarch64_ld3<mode>_dreg_be): Replace with...
13910 (aarch64_ld3<mode>_dreg): ...this pattern and use the new DREG
13912 (aarch64_ld4<mode>_dreg_le)
13913 (aarch64_ld4<mode>_dreg_be): Replace with...
13914 (aarch64_ld4<mode>_dreg): ...this pattern and use the new DREG
13917 2017-08-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13919 PR tree-optimization/81987
13920 * gimple-ssa-strength-reduction.c (insert_initializers): Don't
13921 insert an initializer in a location not dominated by the stride
13924 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
13926 * tree-eh.c (lower_try_finally_switch): Set the location of the finally
13927 on the entire header of the finally block in the fallthru case.
13929 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
13931 * varasm.c (decode_addr_const): Deal with INDIRECT_REF <INTEGER_CST>.
13933 2017-08-30 Pat Haugen <pthaugen@us.ibm.com>
13935 * config/rs6000/rs6000.c (rs6000_emit_prologue_move_from_cr): Rename from
13936 rs6000_emit_move_from_cr and call renamed function.
13937 (rs6000_emit_prologue): Call renamed functions.
13938 * config/rs6000/rs6000.md (prologue_movesi_from_cr): Rename from
13939 movesi_from_cr, remove volatile CRs.
13941 2017-08-30 Jon Beniston <jon@beniston.com>
13942 Richard Biener <rguenther@suse.de>
13944 * tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
13945 of VECTOR_MODE_P check.
13946 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
13947 element vector types.
13949 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13951 * df.h (df_read_modify_subreg_p): Remove in favor of...
13952 * rtl.h (read_modify_subreg_p): ...this new function. Take a
13953 const_rtx instead of an rtx.
13954 * cprop.c (local_cprop_find_used_regs): Update accordingly.
13955 * df-problems.c (df_word_lr_mark_ref): Likewise.
13956 * ira-lives.c (mark_pseudo_reg_live): Likewise.
13957 (mark_pseudo_reg_dead): Likewise.
13958 (mark_ref_dead): Likewise.
13959 * reginfo.c (init_subregs_of_mode): Likewise.
13960 * sched-deps.c (sched_analyze_1): Likewise.
13961 * df-scan.c (df_def_record_1): Likewise.
13962 (df_uses_record): Likewise.
13963 (df_read_modify_subreg_p): Remove in favor of...
13964 * rtlanal.c (read_modify_subreg_p): ...this new function. Take a
13965 const_rtx instead of an rtx.
13967 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13968 Alan Hayward <alan.hayward@arm.com>
13969 David Sherwood <david.sherwood@arm.com>
13971 * rtl.h (partial_subreg_p): New function.
13972 * caller-save.c (save_call_clobbered_regs): Use it.
13973 * calls.c (expand_call): Likewise.
13974 * combine.c (combinable_i3pat): Likewise.
13975 (simplify_set): Likewise.
13976 (make_extraction): Likewise.
13977 (make_compound_operation_int): Likewise.
13978 (gen_lowpart_or_truncate): Likewise.
13979 (force_to_mode): Likewise.
13980 (make_field_assignment): Likewise.
13981 (reg_truncated_to_mode): Likewise.
13982 (record_truncated_value): Likewise.
13983 (move_deaths): Likewise.
13984 * cse.c (record_jump_cond): Likewise.
13985 (cse_insn): Likewise.
13986 * cselib.c (cselib_lookup_1): Likewise.
13987 * expmed.c (extract_bit_field_using_extv): Likewise.
13988 * function.c (assign_parm_setup_reg): Likewise.
13989 * ifcvt.c (noce_convert_multiple_sets): Likewise.
13990 * ira-build.c (create_insn_allocnos): Likewise.
13991 * lra-coalesce.c (merge_pseudos): Likewise.
13992 * lra-constraints.c (match_reload): Likewise.
13993 (simplify_operand_subreg): Likewise.
13994 (curr_insn_transform): Likewise.
13995 * lra-lives.c (process_bb_lives): Likewise.
13996 * lra.c (new_insn_reg): Likewise.
13997 (lra_substitute_pseudo): Likewise.
13998 * regcprop.c (mode_change_ok): Likewise.
13999 (maybe_mode_change): Likewise.
14000 (copyprop_hardreg_forward_1): Likewise.
14001 * reload.c (push_reload): Likewise.
14002 (find_reloads): Likewise.
14003 (find_reloads_subreg_address): Likewise.
14004 * reload1.c (alter_reg): Likewise.
14005 (eliminate_regs_1): Likewise.
14006 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
14008 2017-08-30 David Edelsohn <dje.gcc@gmail.com>
14010 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Revert
14011 back to if statements, including unpack.
14013 2017-08-30 Martin Liska <mliska@suse.cz>
14015 PR inline-asm/82001
14016 * ipa-icf-gimple.c (func_checker::compare_tree_list_operand):
14018 (func_checker::compare_asm_inputs_outputs): ... this function.
14019 (func_checker::compare_gimple_asm): Use the function to compare
14020 also ASM constrains.
14021 * ipa-icf-gimple.h: Rename the function.
14023 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14024 Alan Hayward <alan.hayward@arm.com>
14025 David Sherwood <david.sherwood@arm.com>
14027 * coretypes.h (complex_mode): New type.
14028 * gdbhooks.py (build_pretty_printer): Handle it.
14029 * machmode.h (complex_mode): New class.
14030 (complex_mode::includes_p): New function.
14031 (is_complex_int_mode): Likewise.
14032 (is_complex_float_mode): Likewise.
14033 * genmodes.c (get_mode_class): Handle complex mode classes.
14034 * function.c (expand_function_end): Use is_complex_int_mode.
14036 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14037 Alan Hayward <alan.hayward@arm.com>
14038 David Sherwood <david.sherwood@arm.com>
14040 * coretypes.h (scalar_mode_pod): New typedef.
14041 * gdbhooks.py (build_pretty_printer): Handle it.
14042 * machmode.h (gt_ggc_mx, gt_pch_nx): New functions.
14043 * fixed-value.h (fixed_value::mode): Change type to scalar_mode_pod.
14044 * fold-const.c (fold_convert_const_int_from_fixed): Use scalar_mode.
14045 * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields): Use
14046 as_a <scalar_mode>.
14048 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14049 Alan Hayward <alan.hayward@arm.com>
14050 David Sherwood <david.sherwood@arm.com>
14052 * machmode.h (mode_for_vector): Take a scalar_mode instead
14054 * stor-layout.c (mode_for_vector): Likewise.
14055 * explow.c (promote_mode): Use as_a <scalar_mode>.
14056 * sdbout.c (sdbout_parms): Use is_a <scalar_mode>.
14058 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14059 Alan Hayward <alan.hayward@arm.com>
14060 David Sherwood <david.sherwood@arm.com>
14062 * target.def (preferred_simd_mode): Take a scalar_mode
14063 instead of a machine_mode.
14064 * targhooks.h (default_preferred_simd_mode): Likewise.
14065 * targhooks.c (default_preferred_simd_mode): Likewise.
14066 * config/arc/arc.c (arc_preferred_simd_mode): Likewise.
14067 * config/arm/arm.c (arm_preferred_simd_mode): Likewise.
14068 * config/c6x/c6x.c (c6x_preferred_simd_mode): Likewise.
14069 * config/epiphany/epiphany.c (epiphany_preferred_simd_mode): Likewise.
14070 * config/i386/i386.c (ix86_preferred_simd_mode): Likewise.
14071 * config/mips/mips.c (mips_preferred_simd_mode): Likewise.
14072 * config/nvptx/nvptx.c (nvptx_preferred_simd_mode): Likewise.
14073 * config/powerpcspe/powerpcspe.c (rs6000_preferred_simd_mode):
14075 * config/rs6000/rs6000.c (rs6000_preferred_simd_mode): Likewise.
14076 * config/s390/s390.c (s390_preferred_simd_mode): Likewise.
14077 * config/sparc/sparc.c (sparc_preferred_simd_mode): Likewise.
14078 * config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Likewise.
14079 (aarch64_simd_scalar_immediate_valid_for_move): Update accordingly.
14080 * doc/tm.texi: Regenerate.
14081 * optabs-query.c (can_vec_mask_load_store_p): Return false for
14084 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14085 Alan Hayward <alan.hayward@arm.com>
14086 David Sherwood <david.sherwood@arm.com>
14088 * target.def (scalar_mode_supported_p): Take a scalar_mode
14089 instead of a machine_mode.
14090 * targhooks.h (default_scalar_mode_supported_p): Likewise.
14091 * targhooks.c (default_scalar_mode_supported_p): Likewise.
14092 * config/aarch64/aarch64.c (aarch64_scalar_mode_supported_p): Likewise.
14093 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
14094 * config/arm/arm.c (arm_scalar_mode_supported_p): Likewise.
14095 * config/avr/avr.c (avr_scalar_mode_supported_p): Likewise.
14096 * config/c6x/c6x.c (c6x_scalar_mode_supported_p): Likewise.
14097 * config/i386/i386.c (ix86_scalar_mode_supported_p): Likewise.
14098 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): Likewise.
14099 * config/mips/mips.c (mips_scalar_mode_supported_p): Likewise.
14100 * config/msp430/msp430.c (msp430_scalar_mode_supported_p): Likewise.
14101 * config/pa/pa.c (pa_scalar_mode_supported_p): Likewise.
14102 * config/pdp11/pdp11.c (pdp11_scalar_mode_supported_p): Likewise.
14103 * config/powerpcspe/powerpcspe.c (rs6000_scalar_mode_supported_p):
14105 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Likewise.
14106 * config/s390/s390.c (s390_scalar_mode_supported_p): Likewise.
14107 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
14108 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
14109 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p):
14111 * doc/tm.texi: Regenerate.
14113 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14114 Alan Hayward <alan.hayward@arm.com>
14115 David Sherwood <david.sherwood@arm.com>
14117 * coretypes.h (opt_scalar_mode): New typedef.
14118 * gdbhooks.py (build_pretty_printers): Handle it.
14119 * machmode.h (mode_iterator::get_2xwider): Add overload for
14121 * emit-rtl.c (init_emit_once): Use opt_scalar_mode when iterating
14123 * expr.c (convert_mode_scalar): Likewise.
14124 * omp-low.c (omp_clause_aligned_alignment): Likewise.
14125 * optabs.c (expand_float): Likewise.
14126 (expand_fix): Likewise.
14127 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
14129 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14130 Alan Hayward <alan.hayward@arm.com>
14131 David Sherwood <david.sherwood@arm.com>
14133 * optabs.c (expand_float): Explicitly check for scalars before
14134 using a branching expansion.
14135 (expand_fix): Likewise.
14137 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14138 Alan Hayward <alan.hayward@arm.com>
14139 David Sherwood <david.sherwood@arm.com>
14141 * expr.c (convert_mode): Split scalar handling out into...
14142 (convert_mode_scalar): ...this new function. Treat the modes
14145 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14146 Alan Hayward <alan.hayward@arm.com>
14147 David Sherwood <david.sherwood@arm.com>
14149 * omp-expand.c (expand_omp_atomic): Use is_int_mode, is_float_mode
14151 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Likewise.
14153 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14154 Alan Hayward <alan.hayward@arm.com>
14155 David Sherwood <david.sherwood@arm.com>
14157 * fixed-value.h (fixed_from_double_int): Take a scalar_mode
14158 rather than a machine_mode.
14159 (fixed_from_string): Likewise.
14160 (fixed_convert): Likewise.
14161 (fixed_convert_from_int): Likewise.
14162 (fixed_convert_from_real): Likewise.
14163 (real_convert_from_fixed): Likewise.
14164 * fixed-value.c (fixed_from_double_int): Likewise.
14165 (fixed_from_string): Likewise.
14166 (fixed_convert): Likewise.
14167 (fixed_convert_from_int): Likewise.
14168 (fixed_convert_from_real): Likewise.
14169 (real_convert_from_fixed): Likewise.
14170 * config/avr/avr.c (avr_out_round): Use as_a <scalar_mode>.
14172 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14173 Alan Hayward <alan.hayward@arm.com>
14174 David Sherwood <david.sherwood@arm.com>
14176 * emit-rtl.c (immed_double_const): Use is_a <scalar_mode> instead
14177 of separate mode class checks. Do not allow vector modes here.
14178 (immed_wide_int_const): Use as_a <scalar_mode>.
14179 * explow.c (trunc_int_for_mode): Likewise.
14180 * rtl.h (wi::int_traits<rtx_mode_t>::get_precision): Likewise.
14181 (wi::shwi): Likewise.
14182 (wi::min_value): Likewise.
14183 (wi::max_value): Likewise.
14184 * dwarf2out.c (loc_descriptor): Likewise.
14185 * simplify-rtx.c (simplify_immed_subreg): Fix rtx_mode_t argument
14186 for CONST_WIDE_INT.
14188 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14189 Alan Hayward <alan.hayward@arm.com>
14190 David Sherwood <david.sherwood@arm.com>
14192 * tree.h (SCALAR_TYPE_MODE): New macro.
14193 * expr.c (expand_expr_addr_expr_1): Use it.
14194 (expand_expr_real_2): Likewise.
14195 * fold-const.c (fold_convert_const_fixed_from_fixed): Likeise.
14196 (fold_convert_const_fixed_from_int): Likewise.
14197 (fold_convert_const_fixed_from_real): Likewise.
14198 (native_encode_fixed): Likewise
14199 (native_encode_complex): Likewise
14200 (native_encode_vector): Likewise.
14201 (native_interpret_fixed): Likewise.
14202 (native_interpret_real): Likewise.
14203 (native_interpret_complex): Likewise.
14204 (native_interpret_vector): Likewise.
14205 * omp-simd-clone.c (simd_clone_adjust_return_type): Likewise.
14206 (simd_clone_adjust_argument_types): Likewise.
14207 (simd_clone_init_simd_arrays): Likewise.
14208 (simd_clone_adjust): Likewise.
14209 * stor-layout.c (layout_type): Likewise.
14210 * tree.c (build_minus_one_cst): Likewise.
14211 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
14212 * tree-inline.c (estimate_move_cost): Likewise.
14213 * tree-ssa-math-opts.c (convert_plusminus_to_widen): Likewise.
14214 * tree-vect-loop.c (vect_create_epilog_for_reduction): Likewise.
14215 (vectorizable_reduction): Likewise.
14216 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
14217 (vect_recog_mixed_size_cond_pattern): Likewise.
14218 (check_bool_pattern): Likewise.
14219 (adjust_bool_pattern): Likewise.
14220 (search_type_for_mask_1): Likewise.
14221 * tree-vect-slp.c (vect_schedule_slp_instance): Likewise.
14222 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
14223 (vectorizable_load): Likewise.
14224 (vectorizable_store): Likewise.
14225 * ubsan.c (ubsan_encode_value): Likewise.
14226 * varasm.c (output_constant): Likewise.
14228 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14229 Alan Hayward <alan.hayward@arm.com>
14230 David Sherwood <david.sherwood@arm.com>
14232 * coretypes.h (scalar_mode): New class.
14233 * machmode.h (scalar_mode): Likewise.
14234 (scalar_mode::includes_p): New function.
14235 (mode_to_inner): Return a scalar_mode rather than a machine_mode.
14236 * gdbhooks.py (build_pretty_printers): Handle scalar_mode.
14237 * genmodes.c (get_mode_class): Handle remaining scalar modes.
14238 * cfgexpand.c (expand_debug_expr): Use scalar_mode.
14239 * expmed.c (store_bit_field_1): Likewise.
14240 (extract_bit_field_1): Likewise.
14241 * expr.c (write_complex_part): Likewise.
14242 (read_complex_part): Likewise.
14243 (emit_move_complex_push): Likewise.
14244 (expand_expr_real_2): Likewise.
14245 * function.c (assign_parm_setup_reg): Likewise.
14246 (assign_parms_unsplit_complex): Likewise.
14247 * optabs.c (expand_binop): Likewise.
14248 * rtlanal.c (subreg_get_info): Likewise.
14249 * simplify-rtx.c (simplify_immed_subreg): Likewise.
14250 * varasm.c (output_constant_pool_2): Likewise.
14252 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14253 Alan Hayward <alan.hayward@arm.com>
14254 David Sherwood <david.sherwood@arm.com>
14256 * expmed.c (extract_high_half): Use scalar_int_mode and remove
14258 (expmed_mult_highpart_optab): Likewise.
14259 (expmed_mult_highpart): Likewise.
14261 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14262 Alan Hayward <alan.hayward@arm.com>
14263 David Sherwood <david.sherwood@arm.com>
14265 * builtins.h (builtin_strncpy_read_str): Take a scalar_int_mode
14266 instead of a machine_mode.
14267 (builtin_memset_read_str): Likewise.
14268 * builtins.c (c_readstr): Likewise.
14269 (builtin_memcpy_read_str): Likewise.
14270 (builtin_strncpy_read_str): Likewise.
14271 (builtin_memset_read_str): Likewise.
14272 (builtin_memset_gen_str): Likewise.
14273 (expand_builtin_signbit): Use scalar_int_mode for local variables.
14274 * cfgexpand.c (convert_debug_memory_address): Take a scalar_int_mode
14275 instead of a machine_mode.
14276 * combine.c (simplify_if_then_else): Use scalar_int_mode for local
14278 (make_extraction): Likewise.
14279 (try_widen_shift_mode): Take and return scalar_int_modes instead
14281 * config/aarch64/aarch64.c (aarch64_libgcc_cmp_return_mode): Return
14282 a scalar_int_mode instead of a machine_mode.
14283 * config/avr/avr.c (avr_addr_space_address_mode): Likewise.
14284 (avr_addr_space_pointer_mode): Likewise.
14285 * config/cr16/cr16.c (cr16_unwind_word_mode): Likewise.
14286 * config/msp430/msp430.c (msp430_addr_space_pointer_mode): Likewise.
14287 (msp430_unwind_word_mode): Likewise.
14288 * config/spu/spu.c (spu_unwind_word_mode): Likewise.
14289 (spu_addr_space_pointer_mode): Likewise.
14290 (spu_addr_space_address_mode): Likewise.
14291 (spu_libgcc_cmp_return_mode): Likewise.
14292 (spu_libgcc_shift_count_mode): Likewise.
14293 * config/rl78/rl78.c (rl78_addr_space_address_mode): Likewise.
14294 (rl78_addr_space_pointer_mode): Likewise.
14295 (fl78_unwind_word_mode): Likewise.
14296 (rl78_valid_pointer_mode): Take a scalar_int_mode instead of a
14298 * config/alpha/alpha.c (vms_valid_pointer_mode): Likewise.
14299 * config/ia64/ia64.c (ia64_vms_valid_pointer_mode): Likewise.
14300 * config/mips/mips.c (mips_mode_rep_extended): Likewise.
14301 (mips_valid_pointer_mode): Likewise.
14302 * config/tilegx/tilegx.c (tilegx_mode_rep_extended): Likewise.
14303 * config/ft32/ft32.c (ft32_valid_pointer_mode): Likewise.
14304 (ft32_addr_space_pointer_mode): Return a scalar_int_mode instead
14306 (ft32_addr_space_address_mode): Likewise.
14307 * config/m32c/m32c.c (m32c_valid_pointer_mode): Take a
14308 scalar_int_mode instead of a machine_mode.
14309 (m32c_addr_space_pointer_mode): Return a scalar_int_mode instead
14311 (m32c_addr_space_address_mode): Likewise.
14312 * config/powerpcspe/powerpcspe.c (rs6000_abi_word_mode): Likewise.
14313 (rs6000_eh_return_filter_mode): Likewise.
14314 * config/rs6000/rs6000.c (rs6000_abi_word_mode): Likewise.
14315 (rs6000_eh_return_filter_mode): Likewise.
14316 * config/s390/s390.c (s390_libgcc_cmp_return_mode): Likewise.
14317 (s390_libgcc_shift_count_mode): Likewise.
14318 (s390_unwind_word_mode): Likewise.
14319 (s390_valid_pointer_mode): Take a scalar_int_mode rather than a
14321 * target.def (mode_rep_extended): Likewise.
14322 (valid_pointer_mode): Likewise.
14323 (addr_space.valid_pointer_mode): Likewise.
14324 (eh_return_filter_mode): Return a scalar_int_mode rather than
14326 (libgcc_cmp_return_mode): Likewise.
14327 (libgcc_shift_count_mode): Likewise.
14328 (unwind_word_mode): Likewise.
14329 (addr_space.pointer_mode): Likewise.
14330 (addr_space.address_mode): Likewise.
14331 * doc/tm.texi: Regenerate.
14332 * dojump.c (prefer_and_bit_test): Take a scalar_int_mode rather than
14334 (do_jump): Use scalar_int_mode for local variables.
14335 * dwarf2cfi.c (init_return_column_size): Take a scalar_int_mode
14336 rather than a machine_mode.
14337 * dwarf2out.c (convert_descriptor_to_mode): Likewise.
14338 (scompare_loc_descriptor_wide): Likewise.
14339 (scompare_loc_descriptor_narrow): Likewise.
14340 * emit-rtl.c (adjust_address_1): Use scalar_int_mode for local
14342 * except.c (sjlj_emit_dispatch_table): Likewise.
14343 (expand_builtin_eh_copy_values): Likewise.
14344 * explow.c (convert_memory_address_addr_space_1): Likewise.
14345 Take a scalar_int_mode rather than a machine_mode.
14346 (convert_memory_address_addr_space): Take a scalar_int_mode rather
14347 than a machine_mode.
14348 (memory_address_addr_space): Use scalar_int_mode for local variables.
14349 * expmed.h (expand_mult_highpart_adjust): Take a scalar_int_mode
14350 rather than a machine_mode.
14351 * expmed.c (mask_rtx): Likewise.
14352 (init_expmed_one_conv): Likewise.
14353 (expand_mult_highpart_adjust): Likewise.
14354 (extract_high_half): Likewise.
14355 (expmed_mult_highpart_optab): Likewise.
14356 (expmed_mult_highpart): Likewise.
14357 (expand_smod_pow2): Likewise.
14358 (expand_sdiv_pow2): Likewise.
14359 (emit_store_flag_int): Likewise.
14360 (adjust_bit_field_mem_for_reg): Use scalar_int_mode for local
14362 (extract_low_bits): Likewise.
14363 * expr.h (by_pieces_constfn): Take a scalar_int_mode rather than
14365 * expr.c (pieces_addr::adjust): Likewise.
14366 (can_store_by_pieces): Likewise.
14367 (store_by_pieces): Likewise.
14368 (clear_by_pieces_1): Likewise.
14369 (expand_expr_addr_expr_1): Likewise.
14370 (expand_expr_addr_expr): Use scalar_int_mode for local variables.
14371 (expand_expr_real_1): Likewise.
14372 (try_casesi): Likewise.
14373 * final.c (shorten_branches): Likewise.
14374 * fold-const.c (fold_convert_const_int_from_fixed): Change the
14375 type of "mode" to machine_mode.
14376 * internal-fn.c (expand_arith_overflow_result_store): Take a
14377 scalar_int_mode rather than a machine_mode.
14378 (expand_mul_overflow): Use scalar_int_mode for local variables.
14379 * loop-doloop.c (doloop_modify): Likewise.
14380 (doloop_optimize): Likewise.
14381 * optabs.c (expand_subword_shift): Take a scalar_int_mode rather
14382 than a machine_mode.
14383 (expand_doubleword_shift_condmove): Likewise.
14384 (expand_doubleword_shift): Likewise.
14385 (expand_doubleword_clz): Likewise.
14386 (expand_doubleword_popcount): Likewise.
14387 (expand_doubleword_parity): Likewise.
14388 (expand_absneg_bit): Use scalar_int_mode for local variables.
14389 (prepare_float_lib_cmp): Likewise.
14390 * rtl.h (convert_memory_address_addr_space_1): Take a scalar_int_mode
14391 rather than a machine_mode.
14392 (convert_memory_address_addr_space): Likewise.
14393 (get_mode_bounds): Likewise.
14394 (get_address_mode): Return a scalar_int_mode rather than a
14396 * rtlanal.c (get_address_mode): Likewise.
14397 * stor-layout.c (get_mode_bounds): Take a scalar_int_mode rather
14398 than a machine_mode.
14399 * targhooks.c (default_mode_rep_extended): Likewise.
14400 (default_valid_pointer_mode): Likewise.
14401 (default_addr_space_valid_pointer_mode): Likewise.
14402 (default_eh_return_filter_mode): Return a scalar_int_mode rather
14403 than a machine_mode.
14404 (default_libgcc_cmp_return_mode): Likewise.
14405 (default_libgcc_shift_count_mode): Likewise.
14406 (default_unwind_word_mode): Likewise.
14407 (default_addr_space_pointer_mode): Likewise.
14408 (default_addr_space_address_mode): Likewise.
14409 * targhooks.h (default_eh_return_filter_mode): Likewise.
14410 (default_libgcc_cmp_return_mode): Likewise.
14411 (default_libgcc_shift_count_mode): Likewise.
14412 (default_unwind_word_mode): Likewise.
14413 (default_addr_space_pointer_mode): Likewise.
14414 (default_addr_space_address_mode): Likewise.
14415 (default_mode_rep_extended): Take a scalar_int_mode rather than
14417 (default_valid_pointer_mode): Likewise.
14418 (default_addr_space_valid_pointer_mode): Likewise.
14419 * tree-ssa-address.c (addr_for_mem_ref): Use scalar_int_mode for
14421 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Take a scalar_int_mode
14422 rather than a machine_mode.
14423 * tree-switch-conversion.c (array_value_type): Use scalar_int_mode
14424 for local variables.
14425 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
14426 * var-tracking.c (use_narrower_mode): Take a scalar_int_mode rather
14427 than a machine_mode.
14429 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14430 Alan Hayward <alan.hayward@arm.com>
14431 David Sherwood <david.sherwood@arm.com>
14433 * dojump.c (do_jump_by_parts_greater_rtx): Change the type of
14434 the mode argument to scalar_int_mode.
14435 (do_jump_by_parts_zero_rtx): Likewise.
14436 (do_jump_by_parts_equality_rtx): Likewise.
14437 (do_jump_by_parts_greater): Take a mode argument.
14438 (do_jump_by_parts_equality): Likewise.
14439 (do_jump_1): Update calls accordingly.
14441 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14442 Alan Hayward <alan.hayward@arm.com>
14443 David Sherwood <david.sherwood@arm.com>
14445 * is-a.h (safe_dyn_cast): New function.
14446 * rtl.h (rtx_jump_table_data::get_data_mode): New function.
14447 (jump_table_for_label): Likewise.
14448 * final.c (final_addr_vec_align): Take an rtx_jump_table_data *
14449 instead of an rtx_insn *.
14450 (shorten_branches): Use dyn_cast instead of LABEL_P and
14451 JUMP_TABLE_DATA_P. Use jump_table_for_label and
14452 rtx_jump_table_data::get_data_mode.
14453 (final_scan_insn): Likewise.
14455 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14456 Alan Hayward <alan.hayward@arm.com>
14457 David Sherwood <david.sherwood@arm.com>
14459 * combine.c (try_combine): Use is_a <scalar_int_mode> when
14460 trying to combine a full-register integer set with a subreg
14463 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14464 Alan Hayward <alan.hayward@arm.com>
14465 David Sherwood <david.sherwood@arm.com>
14467 * expr.c (expand_expr_addr_expr): Add a new_tmode local variable
14468 that is always either address_mode or pointer_mode.
14470 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14471 Alan Hayward <alan.hayward@arm.com>
14472 David Sherwood <david.sherwood@arm.com>
14474 * expr.c (expand_expr_real_2): Use word_mode instead of innermode
14475 when the two are known to be equal.
14477 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14478 Alan Hayward <alan.hayward@arm.com>
14479 David Sherwood <david.sherwood@arm.com>
14481 * simplify-rtx.c (simplify_const_unary_operation): Use
14482 is_a <scalar_int_mode> instead of checking for a nonzero
14483 precision. Forcibly convert op_mode to a scalar_int_mode
14484 in that case. More clearly differentiate the operand and
14485 result modes and use the former when deciding what the value
14486 of a count-bits operation should be. Use is_int_mode instead
14487 of checking for a MODE_INT. Remove redundant check for whether
14488 this mode has a zero precision.
14490 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14491 Alan Hayward <alan.hayward@arm.com>
14492 David Sherwood <david.sherwood@arm.com>
14494 * optabs.c (widen_leading): Change the type of the mode argument
14495 to scalar_int_mode. Use opt_scalar_int_mode for the mode iterator.
14496 (widen_bswap): Likewise.
14497 (expand_parity): Likewise.
14498 (expand_ctz): Change the type of the mode argument to scalar_int_mode.
14499 (expand_ffs): Likewise.
14500 (epand_unop): Check for scalar integer modes before calling the
14503 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14504 Alan Hayward <alan.hayward@arm.com>
14505 David Sherwood <david.sherwood@arm.com>
14507 * expr.c (const_scalar_mask_from_tree): Add a mode argument.
14509 (expand_expr_real_1): Update call accordingly.
14511 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14512 Alan Hayward <alan.hayward@arm.com>
14513 David Sherwood <david.sherwood@arm.com>
14515 * expmed.c (store_bit_field_using_insv): Add op0_mode and
14516 value_mode arguments. Use scalar_int_mode internally.
14517 (store_bit_field_1): Rename the new integer mode from imode
14518 to op0_mode and use it instead of GET_MODE (op0). Update calls
14519 to store_split_bit_field, store_bit_field_using_insv and
14520 store_fixed_bit_field.
14521 (store_fixed_bit_field): Add op0_mode and value_mode arguments.
14522 Use scalar_int_mode internally. Use a bit count rather than a mode
14523 when calculating the largest bit size for get_best_mode.
14524 Update calls to store_split_bit_field and store_fixed_bit_field_1.
14525 (store_fixed_bit_field_1): Add mode and value_mode arguments.
14526 Remove assertion that OP0 has a scalar integer mode.
14527 (store_split_bit_field): Add op0_mode and value_mode arguments.
14528 Update calls to extract_fixed_bit_field.
14529 (extract_bit_field_using_extv): Add an op0_mode argument.
14530 Use scalar_int_mode internally.
14531 (extract_bit_field_1): Rename the new integer mode from imode to
14532 op0_mode and use it instead of GET_MODE (op0). Update calls to
14533 extract_split_bit_field, extract_bit_field_using_extv and
14534 extract_fixed_bit_field.
14535 (extract_fixed_bit_field): Add an op0_mode argument. Update calls
14536 to extract_split_bit_field and extract_fixed_bit_field_1.
14537 (extract_fixed_bit_field_1): Add a mode argument. Remove assertion
14538 that OP0 has a scalar integer mode. Use as_a <scalar_int_mode>
14539 on the target mode.
14540 (extract_split_bit_field): Add an op0_mode argument. Update call
14541 to extract_fixed_bit_field.
14543 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14544 Alan Hayward <alan.hayward@arm.com>
14545 David Sherwood <david.sherwood@arm.com>
14547 * cse.c (cse_insn): Use opt_scalar_int_mode for the mode iterator.
14548 * explow.c (hard_function_value): Likewise.
14549 * expmed.c (extract_fixed_bit_field_1): Likewise. Move the
14550 convert_to_mode call outside the loop.
14551 * expr.c (alignment_for_piecewise_move): Use opt_scalar_int_mode
14552 for the mode iterator. Require the mode specified by max_pieces
14554 (emit_block_move_via_movmem): Use opt_scalar_int_mode for the
14556 (copy_blkmode_to_reg): Likewise.
14557 (set_storage_via_setmem): Likewise.
14558 * optabs.c (prepare_cmp_insn): Likewise.
14559 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
14560 * stor-layout.c (finish_bitfield_representative): Likewise.
14562 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14563 Alan Hayward <alan.hayward@arm.com>
14564 David Sherwood <david.sherwood@arm.com>
14566 * rtl.h (subreg_unpromoted_mode, subreg_promoted_mode): New functions.
14567 * expr.c (convert_move): Use them.
14568 (convert_modes): Likewise.
14569 (store_expr_with_bounds): Likewise.
14571 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14572 Alan Hayward <alan.hayward@arm.com>
14573 David Sherwood <david.sherwood@arm.com>
14575 * rtl.h (rtl_hooks::reg_nonzero_bits): Add a scalar_int_mode
14576 parameter for the mode of "x". Remove the "known_x", "known_mode"
14577 and "known_ret" arguments. Change the type of the mode argument
14578 to scalar_int_mode.
14579 (rtl_hooks:reg_num_sign_bit_copies): Likewise.
14580 * combine.c (reg_nonzero_bits_for_combine): Update accordingly.
14581 (reg_num_sign_bit_copies_for_combine): Likewise.
14582 * rtlanal.c (nonzero_bits1): Likewise.
14583 (num_sign_bit_copies1): Likewise.
14584 * rtlhooks-def.h (reg_nonzero_bits_general): Likewise.
14585 (reg_num_sign_bit_copies_general): Likewise.
14586 * rtlhooks.c (reg_num_sign_bit_copies_general): Likewise.
14587 (reg_nonzero_bits_general): Likewise.
14589 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14590 Alan Hayward <alan.hayward@arm.com>
14591 David Sherwood <david.sherwood@arm.com>
14593 * rtlanal.c (num_sign_bit_copies): Handle VOIDmode here rather
14594 than in subroutines. Return 1 for non-integer modes.
14595 (cached_num_sign_bit_copies): Change the type of the mode parameter
14596 to scalar_int_mode.
14597 (num_sign_bit_copies1): Likewise. Remove early exit for other mode
14598 classes. Handle CONST_INT_P first and then check whether X also
14599 has a scalar integer mode. Check the same thing for inner registers
14600 of a SUBREG and for values that are being extended or truncated.
14602 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14603 Alan Hayward <alan.hayward@arm.com>
14604 David Sherwood <david.sherwood@arm.com>
14606 * rtlanal.c (nonzero_bits): Handle VOIDmode here rather than
14607 in subroutines. Return the mode mask for non-integer modes.
14608 (cached_nonzero_bits): Change the type of the mode parameter
14609 to scalar_int_mode.
14610 (nonzero_bits1): Likewise. Remove early exit for other mode
14611 classes. Handle CONST_INT_P first and then check whether X
14612 also has a scalar integer mode.
14614 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14615 Alan Hayward <alan.hayward@arm.com>
14616 David Sherwood <david.sherwood@arm.com>
14618 * expr.c (widest_int_mode_for_size): Make the comment match the code.
14619 Return a scalar_int_mode and assert that the size is greater than
14621 (by_pieces_ninsns): Update accordingly and remove VOIDmode handling.
14622 (op_by_pieces_d::op_by_pieces_d): Likewise.
14623 (op_by_pieces_d::run): Likewise.
14624 (can_store_by_pieces): Likewise.
14626 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14627 Alan Hayward <alan.hayward@arm.com>
14628 David Sherwood <david.sherwood@arm.com>
14630 * combine.c (extract_left_shift): Add a mode argument and update
14632 (make_compound_operation_int): Change the type of the mode parameter
14633 to scalar_int_mode and update the call to extract_left_shift.
14635 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14636 Alan Hayward <alan.hayward@arm.com>
14637 David Sherwood <david.sherwood@arm.com>
14639 * combine.c (simplify_and_const_int): Change the type of the mode
14640 parameter to scalar_int_mode.
14641 (simplify_and_const_int_1): Likewise. Update recursive call.
14643 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14644 Alan Hayward <alan.hayward@arm.com>
14645 David Sherwood <david.sherwood@arm.com>
14647 * combine.c (simplify_compare_const): Check that the mode is a
14648 scalar_int_mode (rather than VOIDmode) before testing its
14650 (simplify_comparison): Move COMPARISON_P handling out of the
14651 loop and restrict the latter part of the loop to scalar_int_modes.
14652 Check is_a <scalar_int_mode> before calling HWI_COMPUTABLE_MODE_P
14653 and when considering SUBREG_REGs. Use is_int_mode instead of
14654 checking GET_MODE_CLASS against MODE_INT.
14656 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14657 Alan Hayward <alan.hayward@arm.com>
14658 David Sherwood <david.sherwood@arm.com>
14660 * combine.c (try_widen_shift_mode): Move check for equal modes to...
14661 (simplify_shift_const_1): ...here. Use scalar_int_mode for
14662 shift_unit_mode and for modes involved in scalar shifts.
14664 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14665 Alan Hayward <alan.hayward@arm.com>
14666 David Sherwood <david.sherwood@arm.com>
14668 * combine.c (force_int_to_mode): New function, split out from...
14669 (force_to_mode): ...here. Keep xmode up-to-date and use it
14670 instead of GET_MODE (x).
14672 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14673 Alan Hayward <alan.hayward@arm.com>
14674 David Sherwood <david.sherwood@arm.com>
14676 * optabs-query.h (extraction_insn::struct_mode): Change type to
14677 opt_scalar_int_mode and update comment.
14678 (extraction_insn::field_mode): Change type to scalar_int_mode.
14679 (extraction_insn::pos_mode): Likewise.
14680 * combine.c (make_extraction): Update accordingly.
14681 * optabs-query.c (get_traditional_extraction_insn): Likewise.
14682 (get_optab_extraction_insn): Likewise.
14683 * recog.c (simplify_while_replacing): Likewise.
14684 * expmed.c (narrow_bit_field_mem): Change the type of the mode
14685 parameter to opt_scalar_int_mode.
14687 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14688 Alan Hayward <alan.hayward@arm.com>
14689 David Sherwood <david.sherwood@arm.com>
14691 * machmode.h (bit_field_mode_iterator::next_mode): Take a pointer
14692 to a scalar_int_mode instead of a machine_mode.
14693 (bit_field_mode_iterator::m_mode): Change type to opt_scalar_int_mode.
14694 (get_best_mode): Return a boolean and use a pointer argument to store
14695 the selected mode. Replace the limit mode parameter with a bit limit.
14696 * expmed.c (adjust_bit_field_mem_for_reg): Use scalar_int_mode
14697 for the values returned by bit_field_mode_iterator::next_mode.
14698 (store_bit_field): Update call to get_best_mode.
14699 (store_fixed_bit_field): Likewise.
14700 (extract_fixed_bit_field): Likewise.
14701 * expr.c (optimize_bitfield_assignment_op): Likewise.
14702 * fold-const.c (optimize_bit_field_compare): Likewise.
14703 (fold_truth_andor_1): Likewise.
14704 * stor-layout.c (bit_field_mode_iterator::next_mode): As above.
14705 Update for new type of m_mode.
14706 (get_best_mode): As above.
14708 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14709 Alan Hayward <alan.hayward@arm.com>
14710 David Sherwood <david.sherwood@arm.com>
14712 * expmed.c (strict_volatile_bitfield_p): Change the type of fieldmode
14713 to scalar_int_mode. Remove check for SCALAR_INT_MODE_P.
14714 (store_bit_field): Check is_a <scalar_int_mode> before calling
14715 strict_volatile_bitfield_p.
14716 (extract_bit_field): Likewise.
14718 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14719 Alan Hayward <alan.hayward@arm.com>
14720 David Sherwood <david.sherwood@arm.com>
14722 * target.def (cstore_mode): Return a scalar_int_mode.
14723 * doc/tm.texi: Regenerate.
14724 * config/sparc/sparc.c (sparc_cstore_mode): Return a scalar_int_mode.
14725 * targhooks.h (default_cstore_mode): Likewise.
14726 * targhooks.c (default_cstore_mode): Likewise, using a forced
14728 * expmed.c (emit_cstore): Expect the target of the cstore to be
14731 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14732 Alan Hayward <alan.hayward@arm.com>
14733 David Sherwood <david.sherwood@arm.com>
14735 * cfgloop.h (rtx_iv): Change type of extend_mode and mode to
14737 (niter_desc): Likewise mode.
14738 (iv_analyze): Add a mode parameter.
14740 (iv_analyze_expr): Pass the mode paraeter before the rtx it describes
14741 and change its type to scalar_int_mode.
14742 * loop-iv.c: Update commentary at head of file.
14743 (iv_constant): Pass the mode paraeter before the rtx it describes
14744 and change its type to scalar_int_mode. Remove VOIDmode handling.
14745 (iv_subreg): Change the type of the mode parameter to scalar_int_mode.
14746 (iv_extend): Likewise.
14747 (shorten_into_mode): Likewise.
14748 (iv_add): Use scalar_int_mode.
14749 (iv_mult): Likewise.
14750 (iv_shift): Likewise.
14751 (canonicalize_iv_subregs): Likewise.
14752 (get_biv_step_1): Pass the outer_mode parameter before the rtx
14753 it describes and change its mode to scalar_int_mode. Also change
14754 the type of the returned inner_mode to scalar_int_mode.
14755 (get_biv_step): Likewise, turning outer_mode from a pointer
14756 into a direct parameter. Update call to get_biv_step_1.
14757 (iv_analyze_biv): Add an outer_mode parameter. Update calls to
14758 iv_constant and get_biv_step.
14759 (iv_analyze_expr): Pass the mode parameter before the rtx it describes
14760 and change its type to scalar_int_mode. Don't initialise iv->mode
14761 to VOIDmode and remove later checks for its still being VOIDmode.
14762 Update calls to iv_analyze_op and iv_analyze_expr. Check
14763 is_a <scalar_int_mode> when changing the mode under consideration.
14764 (iv_analyze_def): Ignore registers that don't have a scalar_int_mode.
14765 Update call to iv_analyze_expr.
14766 (iv_analyze_op): Add a mode parameter. Reject subregs whose
14767 inner register is not also a scalar_int_mode. Update call to
14769 (iv_analyze): Add a mode parameter. Update call to iv_analyze_op.
14770 (biv_p): Add a mode parameter. Update call to iv_analyze_biv.
14771 (iv_number_of_iterations): Use is_a <scalar_int_mode> instead of
14772 separate mode class checks. Update calls to iv_analyze. Remove
14773 fix-up of VOIDmodes after iv_analyze_biv.
14774 * loop-unroll.c (analyze_iv_to_split_insn): Reject registers that
14775 don't have a scalar_int_mode. Update call to biv_p.
14777 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14778 Alan Hayward <alan.hayward@arm.com>
14779 David Sherwood <david.sherwood@arm.com>
14781 * cfgexpand.c (convert_debug_memory_address): Use
14782 as_a <scalar_int_mode>.
14783 * combine.c (expand_compound_operation): Likewise.
14784 (make_extraction): Likewise.
14785 (change_zero_ext): Likewise.
14786 (simplify_comparison): Likewise.
14787 * cse.c (cse_insn): Likewise.
14788 * dwarf2out.c (minmax_loc_descriptor): Likewise.
14789 (mem_loc_descriptor): Likewise.
14790 (loc_descriptor): Likewise.
14791 * expmed.c (init_expmed_one_mode): Likewise.
14792 (synth_mult): Likewise.
14793 (emit_store_flag_1): Likewise.
14794 (expand_divmod): Likewise. Use HWI_COMPUTABLE_MODE_P instead
14795 of a comparison with size.
14796 * expr.c (expand_assignment): Use as_a <scalar_int_mode>.
14797 (reduce_to_bit_field_precision): Likewise.
14798 * function.c (expand_function_end): Likewise.
14799 * internal-fn.c (expand_arith_overflow_result_store): Likewise.
14800 * loop-doloop.c (doloop_modify): Likewise.
14801 * optabs.c (expand_binop): Likewise.
14802 (expand_unop): Likewise.
14803 (expand_copysign_absneg): Likewise.
14804 (prepare_cmp_insn): Likewise.
14805 (maybe_legitimize_operand): Likewise.
14806 * recog.c (const_scalar_int_operand): Likewise.
14807 * rtlanal.c (get_address_mode): Likewise.
14808 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
14809 (simplify_cond_clz_ctz): Likewise.
14810 * tree-nested.c (get_nl_goto_field): Likewise.
14811 * tree.c (build_vector_type_for_mode): Likewise.
14812 * var-tracking.c (use_narrower_mode): Likewise.
14814 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14815 Alan Hayward <alan.hayward@arm.com>
14816 David Sherwood <david.sherwood@arm.com>
14818 * tree.h (SCALAR_INT_TYPE_MODE): New macro.
14819 * builtins.c (expand_builtin_signbit): Use it.
14820 * cfgexpand.c (expand_debug_expr): Likewise.
14821 * dojump.c (do_jump): Likewise.
14822 (do_compare_and_jump): Likewise.
14823 * dwarf2cfi.c (expand_builtin_init_dwarf_reg_sizes): Likewise.
14824 * expmed.c (make_tree): Likewise.
14825 * expr.c (expand_expr_real_2): Likewise.
14826 (expand_expr_real_1): Likewise.
14827 (try_casesi): Likewise.
14828 * fold-const-call.c (fold_const_call_ss): Likewise.
14829 * fold-const.c (unextend): Likewise.
14830 (extract_muldiv_1): Likewise.
14831 (fold_single_bit_test): Likewise.
14832 (native_encode_int): Likewise.
14833 (native_encode_string): Likewise.
14834 (native_interpret_int): Likewise.
14835 * gimple-fold.c (gimple_fold_builtin_memset): Likewise.
14836 * internal-fn.c (expand_addsub_overflow): Likewise.
14837 (expand_neg_overflow): Likewise.
14838 (expand_mul_overflow): Likewise.
14839 (expand_arith_overflow): Likewise.
14840 * match.pd: Likewise.
14841 * stor-layout.c (layout_type): Likewise.
14842 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
14843 * tree-ssa-math-opts.c (convert_mult_to_widen): Likewise.
14844 * tree-ssanames.c (get_range_info): Likewise.
14845 * tree-switch-conversion.c (array_value_type) Likewise.
14846 * tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise.
14847 (vect_recog_divmod_pattern): Likewise.
14848 (vect_recog_mixed_size_cond_pattern): Likewise.
14849 * tree-vrp.c (extract_range_basic): Likewise.
14850 (simplify_float_conversion_using_ranges): Likewise.
14851 * tree.c (int_fits_type_p): Likewise.
14852 * ubsan.c (instrument_bool_enum_load): Likewise.
14853 * varasm.c (mergeable_string_section): Likewise.
14854 (narrowing_initializer_constant_valid_p): Likewise.
14855 (output_constant): Likewise.
14857 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14858 Alan Hayward <alan.hayward@arm.com>
14859 David Sherwood <david.sherwood@arm.com>
14861 * machmode.h (NARROWEST_INT_MODE): New macro.
14862 * expr.c (alignment_for_piecewise_move): Use it instead of
14863 GET_CLASS_NARROWEST_MODE (MODE_INT).
14864 (push_block): Likewise.
14865 * stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
14867 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
14869 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14870 Alan Hayward <alan.hayward@arm.com>
14871 David Sherwood <david.sherwood@arm.com>
14873 * postreload.c (move2add_valid_value_p): Change the type of the
14874 mode parameter to scalar_int_mode.
14875 (move2add_use_add2_insn): Add a mode parameter and use it instead
14877 (move2add_use_add3_insn): Likewise.
14878 (reload_cse_move2add): Update accordingly.
14880 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14881 Alan Hayward <alan.hayward@arm.com>
14882 David Sherwood <david.sherwood@arm.com>
14884 * expr.c (expand_expr_real_2): Use scalar_int_mode for the
14886 * lower-subreg.c (resolve_shift_zext): Use is_a <scalar_int_mode>.
14887 * optabs.c (expand_unop): Likewise.
14889 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14890 Alan Hayward <alan.hayward@arm.com>
14891 David Sherwood <david.sherwood@arm.com>
14893 * dwarf2out.c (typed_binop): Change mode parameter to scalar_int_mode.
14894 (clz_loc_descriptor): Likewise. Remove SCALAR_INT_MODE_P check.
14895 (popcount_loc_descriptor): Likewise.
14896 (bswap_loc_descriptor): Likewise.
14897 (rotate_loc_descriptor): Likewise.
14898 (mem_loc_descriptor): Add is_a <scalar_int_mode> checks before
14899 calling the functions above.
14901 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14902 Alan Hayward <alan.hayward@arm.com>
14903 David Sherwood <david.sherwood@arm.com>
14905 * combine.c (sign_extend_short_imm): Add is_a <scalar_int_mode>
14907 (try_combine): Likewise.
14908 (simplify_if_then_else): Likewise.
14909 * cse.c (cse_insn): Likewise.
14910 * dwarf2out.c (mem_loc_descriptor): Likewise.
14911 * emit-rtl.c (gen_lowpart_common): Likewise.
14912 * simplify-rtx.c (simplify_truncation): Likewise.
14913 (simplify_binary_operation_1): Likewise.
14914 (simplify_const_relational_operation): Likewise.
14915 (simplify_ternary_operation): Likewise.
14916 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14918 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14919 Alan Hayward <alan.hayward@arm.com>
14920 David Sherwood <david.sherwood@arm.com>
14922 * cse.c (cse_insn): Add is_a <scalar_int_mode> checks.
14923 * reload.c (push_reload): Likewise.
14924 (find_reloads): Likewise.
14926 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14927 Alan Hayward <alan.hayward@arm.com>
14928 David Sherwood <david.sherwood@arm.com>
14930 * combine.c (find_split_point): Add is_a <scalar_int_mode> checks.
14931 (make_compound_operation_int): Likewise.
14932 (change_zero_ext): Likewise.
14933 * expr.c (convert_move): Likewise.
14934 (convert_modes): Likewise.
14935 * fwprop.c (forward_propagate_subreg): Likewise.
14936 * loop-iv.c (get_biv_step_1): Likewise.
14937 * optabs.c (widen_operand): Likewise.
14938 * postreload.c (move2add_valid_value_p): Likewise.
14939 * recog.c (simplify_while_replacing): Likewise.
14940 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
14941 (simplify_binary_operation_1): Likewise. Remove redundant
14942 mode equality check.
14944 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14945 Alan Hayward <alan.hayward@arm.com>
14946 David Sherwood <david.sherwood@arm.com>
14948 * combine.c (combine_simplify_rtx): Add checks for
14949 is_a <scalar_int_mode>.
14950 (simplify_if_then_else): Likewise.
14951 (make_field_assignment): Likewise.
14952 (simplify_comparison): Likewise.
14953 * ifcvt.c (noce_try_bitop): Likewise.
14954 * loop-invariant.c (canonicalize_address_mult): Likewise.
14955 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
14957 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14958 Alan Hayward <alan.hayward@arm.com>
14959 David Sherwood <david.sherwood@arm.com>
14961 * gimple-fold.c (gimple_fold_builtin_memory_op): Use
14962 is_a <scalar_int_mode> instead of != BLKmode.
14964 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14965 Alan Hayward <alan.hayward@arm.com>
14966 David Sherwood <david.sherwood@arm.com>
14968 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>
14969 instead of != VOIDmode.
14970 * combine.c (if_then_else_cond): Likewise.
14971 (change_zero_ext): Likewise.
14972 * dwarf2out.c (mem_loc_descriptor): Likewise.
14973 (loc_descriptor): Likewise.
14974 * rtlanal.c (canonicalize_condition): Likewise.
14975 * simplify-rtx.c (simplify_relational_operation_1): Likewise.
14977 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14978 Alan Hayward <alan.hayward@arm.com>
14979 David Sherwood <david.sherwood@arm.com>
14981 * simplify-rtx.c (simplify_binary_operation_1): Use
14982 is_a <scalar_int_mode> instead of !VECTOR_MODE_P.
14984 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14985 Alan Hayward <alan.hayward@arm.com>
14986 David Sherwood <david.sherwood@arm.com>
14988 * wide-int.h (int_traits<unsigned char>) New class.
14989 (int_traits<unsigned short>) Likewise.
14990 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>.
14991 Use GET_MODE_UNIT_PRECISION and remove redundant test for
14993 * combine.c (set_nonzero_bits_and_sign_copies): Use
14994 is_a <scalar_int_mode>.
14995 (find_split_point): Likewise.
14996 (combine_simplify_rtx): Likewise.
14997 (simplify_logical): Likewise.
14998 (expand_compound_operation): Likewise.
14999 (expand_field_assignment): Likewise.
15000 (make_compound_operation): Likewise.
15001 (extended_count): Likewise.
15002 (change_zero_ext): Likewise.
15003 (simplify_comparison): Likewise.
15004 * dwarf2out.c (scompare_loc_descriptor): Likewise.
15005 (ucompare_loc_descriptor): Likewise.
15006 (minmax_loc_descriptor): Likewise.
15007 (mem_loc_descriptor): Likewise.
15008 (loc_descriptor): Likewise.
15009 * expmed.c (init_expmed_one_mode): Likewise.
15010 * lra-constraints.c (lra_constraint_offset): Likewise.
15011 * optabs.c (prepare_libcall_arg): Likewise.
15012 * postreload.c (move2add_note_store): Likewise.
15013 * reload.c (operands_match_p): Likewise.
15014 * rtl.h (load_extend_op): Likewise.
15015 * rtlhooks.c (gen_lowpart_general): Likewise.
15016 * simplify-rtx.c (simplify_truncation): Likewise.
15017 (simplify_unary_operation_1): Likewise.
15018 (simplify_binary_operation_1): Likewise.
15019 (simplify_const_binary_operation): Likewise.
15020 (simplify_const_relational_operation): Likewise.
15021 (simplify_subreg): Likewise.
15022 * stor-layout.c (bitwise_mode_for_mode): Likewise.
15023 * var-tracking.c (adjust_mems): Likewise.
15024 (prepare_call_arguments): Likewise.
15026 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15027 Alan Hayward <alan.hayward@arm.com>
15028 David Sherwood <david.sherwood@arm.com>
15030 * machmode.h (is_int_mode): New fuction.
15031 * combine.c (find_split_point): Use it.
15032 (combine_simplify_rtx): Likewise.
15033 (simplify_if_then_else): Likewise.
15034 (simplify_set): Likewise.
15035 (simplify_shift_const_1): Likewise.
15036 (simplify_comparison): Likewise.
15037 * config/aarch64/aarch64.c (aarch64_rtx_costs): Likewise.
15038 * cse.c (notreg_cost): Likewise.
15039 (cse_insn): Likewise.
15040 * cselib.c (cselib_lookup_1): Likewise.
15041 * dojump.c (do_jump_1): Likewise.
15042 (do_compare_rtx_and_jump): Likewise.
15043 * dse.c (get_call_args): Likewise.
15044 * dwarf2out.c (rtl_for_decl_init): Likewise.
15045 (native_encode_initializer): Likewise.
15046 * expmed.c (emit_store_flag_1): Likewise.
15047 (emit_store_flag): Likewise.
15048 * expr.c (convert_modes): Likewise.
15049 (store_field): Likewise.
15050 (expand_expr_real_1): Likewise.
15051 * fold-const.c (fold_read_from_constant_string): Likewise.
15052 * gimple-ssa-sprintf.c (get_format_string): Likewise.
15053 * optabs-libfuncs.c (gen_int_libfunc): Likewise.
15054 * optabs.c (expand_binop): Likewise.
15055 (expand_unop): Likewise.
15056 (expand_abs_nojump): Likewise.
15057 (expand_one_cmpl_abs_nojump): Likewise.
15058 * simplify-rtx.c (mode_signbit_p): Likewise.
15059 (val_signbit_p): Likewise.
15060 (val_signbit_known_set_p): Likewise.
15061 (val_signbit_known_clear_p): Likewise.
15062 (simplify_relational_operation_1): Likewise.
15063 * tree.c (vector_type_mode): Likewise.
15065 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15066 Alan Hayward <alan.hayward@arm.com>
15067 David Sherwood <david.sherwood@arm.com>
15069 * machmode.h (smallest_mode_for_size): Fix formatting.
15070 (smallest_int_mode_for_size): New function.
15071 * cfgexpand.c (expand_debug_expr): Use smallest_int_mode_for_size
15072 instead of smallest_mode_for_size.
15073 * combine.c (make_extraction): Likewise.
15074 * config/arc/arc.c (arc_expand_movmem): Likewise.
15075 * config/arm/arm.c (arm_expand_divmod_libfunc): Likewise.
15076 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
15077 * config/s390/s390.c (s390_expand_insv): Likewise.
15078 * config/sparc/sparc.c (assign_int_registers): Likewise.
15079 * config/spu/spu.c (spu_function_value): Likewise.
15080 (spu_function_arg): Likewise.
15081 * coverage.c (get_gcov_type): Likewise.
15082 (get_gcov_unsigned_t): Likewise.
15083 * dse.c (find_shift_sequence): Likewise.
15084 * expmed.c (store_bit_field_1): Likewise.
15085 * expr.c (convert_move): Likewise.
15086 (store_field): Likewise.
15087 * internal-fn.c (expand_arith_overflow): Likewise.
15088 * optabs-query.c (get_best_extraction_insn): Likewise.
15089 * optabs.c (expand_twoval_binop_libfunc): Likewise.
15090 * stor-layout.c (layout_type): Likewise.
15091 (initialize_sizetypes): Likewise.
15092 * targhooks.c (default_get_mask_mode): Likewise.
15093 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Likewise.
15095 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15096 Alan Hayward <alan.hayward@arm.com>
15097 David Sherwood <david.sherwood@arm.com>
15099 * machmode.h (opt_mode::else_blk): New function.
15100 (int_mode_for_mode): Declare.
15101 * stor-layout.c (int_mode_for_mode): Return an opt_scalar_int_mode.
15102 * builtins.c (expand_builtin_signbit): Adjust for new int_mode_for_mode
15104 * cfgexpand.c (expand_debug_expr): Likewise.
15105 * combine.c (gen_lowpart_or_truncate): Likewise.
15106 (gen_lowpart_for_combine): Likewise.
15107 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Likewise.
15108 * config/avr/avr.c (avr_to_int_mode): Likewise.
15109 (avr_out_plus_1): Likewise.
15110 (avr_out_plus): Likewise.
15111 (avr_out_round): Likewise.
15112 * config/i386/i386.c (ix86_split_to_parts): Likewise.
15113 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
15114 (s390_expand_vcond): Likewise.
15115 * config/spu/spu.c (spu_split_immediate): Likewise.
15116 (spu_expand_mov): Likewise.
15117 * dse.c (get_stored_val): Likewise.
15118 * expmed.c (store_bit_field_1): Likewise.
15119 (convert_extracted_bit_field): Use int_mode_for_mode instead of
15121 (extract_bit_field_1): Adjust for new int_mode_for_mode return type.
15122 (extract_low_bits): Likewise.
15123 * expr.c (emit_group_load_1): Likewise. Separate out the BLKmode
15124 handling rather than repeating the check.
15125 (emit_group_store): Likewise.
15126 (emit_move_via_integer): Adjust for new int_mode_for_mode return type.
15127 * optabs.c (expand_absneg_bit): Likewise.
15128 (expand_copysign_absneg): Likewise.
15129 (expand_copysign_bit): Likewise.
15130 * tree-if-conv.c (ifcvt_can_use_mask_load_store): Likewise.
15131 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
15132 * tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise.
15133 * var-tracking.c (prepare_call_arguments): Likewise.
15134 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Use
15135 int_mode_for_mode instead of mode_for_size.
15136 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
15138 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15139 Alan Hayward <alan.hayward@arm.com>
15140 David Sherwood <david.sherwood@arm.com>
15142 * machmode.h (int_mode_for_size): New function.
15143 * builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size
15144 instead of mode_for_size.
15145 * calls.c (save_fixed_argument_area): Likewise. Make use of BLKmode
15147 * combine.c (expand_field_assignment): Use int_mode_for_size
15148 instead of mode_for_size.
15149 (make_extraction): Likewise.
15150 (simplify_shift_const_1): Likewise.
15151 (simplify_comparison): Likewise.
15152 * dojump.c (do_jump): Likewise.
15153 * dwarf2out.c (mem_loc_descriptor): Likewise.
15154 * emit-rtl.c (init_derived_machine_modes): Likewise.
15155 * expmed.c (flip_storage_order): Likewise.
15156 (convert_extracted_bit_field): Likewise.
15157 * expr.c (copy_blkmode_from_reg): Likewise.
15158 * graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise.
15159 * internal-fn.c (expand_mul_overflow): Likewise.
15160 * lower-subreg.c (simple_move): Likewise.
15161 * optabs-libfuncs.c (init_optabs): Likewise.
15162 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
15163 * tree.c (vector_type_mode): Likewise.
15164 * tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
15165 * tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise.
15166 * tree-vect-generic.c (expand_vector_parallel): Likewise.
15167 * tree-vect-stmts.c (vectorizable_load): Likewise.
15168 (vectorizable_store): Likewise.
15170 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15171 Alan Hayward <alan.hayward@arm.com>
15172 David Sherwood <david.sherwood@arm.com>
15174 * coretypes.h (pod_mode): New type.
15175 (scalar_int_mode_pod): New typedef.
15176 * machmode.h (pod_mode): New class.
15177 (int_n_data_t::m): Change type to scalar_int_mode_pod.
15178 * genmodes.c (emit_mode_int_n): Update accordingly.
15179 * lower-subreg.h (target_lower_subreg): Change type to
15180 scalar_int_mode_pod.
15181 * gdbhooks.py (build_pretty_printer): Handle pod_mode and
15182 scalar_int_mode_pod.
15184 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15185 Alan Hayward <alan.hayward@arm.com>
15186 David Sherwood <david.sherwood@arm.com>
15188 * config/powerpcspe/powerpcspe.h (rs6000_pmode): Change type from
15189 machine_mode to scalar_int_mode.
15190 * config/powerpcspe/powerpcspe.c (rs6000_pmode): Likewise.
15191 (rs6000_option_override_internal): Remove cast to int.
15192 * config/rs6000/rs6000.h (rs6000_pmode): Change type from
15193 machine_mode to scalar_int_mode.
15194 * config/rs6000/rs6000.c (rs6000_pmode): Likewise.
15195 (rs6000_option_override_internal): Remove cast to int.
15196 * config/s390/s390.h (Pmode): Remove cast to machine_mode.
15197 * config/epiphany/epiphany.h (RTX_OK_FOR_OFFSET_P): Add cast
15199 * config/s390/s390.c (s390_expand_builtin): Likewise.
15200 * coretypes.h (scalar_int_mode): New type.
15201 (opt_scalar_int_mode): New typedef.
15202 * machmode.h (scalar_int_mode): New class.
15203 (scalar_int_mode::includes_p): New function.
15204 (byte_mode): Change type to scalar_int_mode.
15205 (word_mode): Likewise.
15206 (ptr_mode): Likewise.
15207 * emit-rtl.c (byte_mode): Likewise.
15208 (word_mode): Likewise.
15209 (ptr_mode): Likewise.
15210 (init_derived_machine_modes): Update accordingly.
15211 * genmodes.c (get_mode_class): Return scalar_int_mode for MODE_INT
15212 and MODE_PARTIAL_INT.
15213 * gdbhooks.py (build_pretty_printer): Handle scalar_int_mode and
15214 opt_scalar_int_mode.
15216 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15217 Alan Hayward <alan.hayward@arm.com>
15218 David Sherwood <david.sherwood@arm.com>
15220 * target.def (libgcc_floating_mode_supported_p): Take a
15222 * doc/tm.texi: Regenerate.
15223 * targhooks.h (default_libgcc_floating_mode_supported_p): Take a
15225 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
15226 * config/aarch64/aarch64.c (aarch64_libgcc_floating_mode_supported_p):
15229 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15230 Alan Hayward <alan.hayward@arm.com>
15231 David Sherwood <david.sherwood@arm.com>
15233 * target.def (default_floatn_mode): Return an opt_scalar_float_mode.
15234 * doc/tm.texi: Regenerate.
15235 * config/arm/arm.c (arm_floatn_mode): Return an opt_scalar_float_mode.
15236 * config/powerpcspe/powerpcspe.c (rs6000_floatn_mode): Likewise.
15237 * config/rs6000/rs6000.c (rs6000_floatn_mode): Likewise.
15238 * targhooks.h (default_floatn_mode): Likewise.
15239 * targhooks.c (default_floatn_mode): Likewise.
15240 * tree.c (build_common_tree_nodes): Update accordingly.
15242 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15243 Alan Hayward <alan.hayward@arm.com>
15244 David Sherwood <david.sherwood@arm.com>
15246 * machmode.h (mode_iterator::start): Provide overload for opt_modes.
15247 (mode_iterator::iterate_p): Likewise.
15248 (mode_iterator::get_wider): Likewise.
15249 * expr.c (init_expr_target): Use opt_scalar_float_mode.
15251 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15252 Alan Hayward <alan.hayward@arm.com>
15253 David Sherwood <david.sherwood@arm.com>
15255 * coretypes.h (opt_scalar_float_mode): New typedef.
15256 * machmode.h (float_mode_for_size): New function.
15257 * emit-rtl.c (double_mode): Delete.
15258 (init_emit_once): Use float_mode_for_size.
15259 * stor-layout.c (layout_type): Likewise.
15260 * gdbhooks.py (build_pretty_printer): Handle opt_scalar_float_mode.
15262 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15263 Alan Hayward <alan.hayward@arm.com>
15264 David Sherwood <david.sherwood@arm.com>
15266 * output.h (assemble_real): Take a scalar_float_mode.
15267 * config/arm/arm.c (arm_assemble_integer): Update accordingly.
15268 * config/arm/arm.md (consttable_4): Likewise.
15269 (consttable_8): Likewise.
15270 (consttable_16): Likewise.
15271 * config/mips/mips.md (consttable_float): Likewise.
15272 * config/s390/s390.c (s390_output_pool_entry): Likewise.
15273 * varasm.c (assemble_real): Take a scalar_float_mode.
15274 (output_constant_pool_2): Update accordingly.
15275 (output_constant): Likewise.
15277 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15278 Alan Hayward <alan.hayward@arm.com>
15279 David Sherwood <david.sherwood@arm.com>
15281 * tree.h (SCALAR_FLOAT_TYPE_MODE): New macro.
15282 * builtins.c (expand_builtin_signbit): Use it instead of TYPE_MODE.
15283 * fold-const.c (fold_convert_const_real_from_fixed): Likewise.
15284 (native_encode_real): Likewise.
15285 (native_interpret_real): Likewise.
15286 * hsa-brig.c (emit_immediate_scalar_to_buffer): Likewise.
15287 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
15289 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15290 Alan Hayward <alan.hayward@arm.com>
15291 David Sherwood <david.sherwood@arm.com>
15293 * optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a
15294 <scalar_float_mode>. Simplify.
15295 (gen_extend_conv_libfunc): Likewise.
15297 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15298 Alan Hayward <alan.hayward@arm.com>
15299 David Sherwood <david.sherwood@arm.com>
15301 * coretypes.h (scalar_float_mode): New type.
15302 * machmode.h (mode_traits::from_int): Use machine_mode if
15303 USE_ENUM_MODES is defined.
15304 (is_a): New function.
15306 (dyn_cast): Likewise.
15307 (scalar_float_mode): New class.
15308 (scalar_float_mode::includes_p): New function.
15309 (is_float_mode): Likewise.
15310 * gdbhooks.py (MachineModePrinter): New class.
15311 (build_pretty_printer): Use it for scalar_float_mode.
15312 * real.h (FLOAT_MODE_FORMAT): Use as_a <scalar_float_mode>.
15313 (format_helper::format_helper): Turn into a template.
15314 * genmodes.c (get_mode_class): New function.
15315 (emit_insn_modes_h): Give modes the class returned by get_mode_class,
15316 or machine_mode if none.
15317 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Use
15318 as_a <scalar_float_mode>.
15319 * dwarf2out.c (mem_loc_descriptor): Likewise.
15320 (insert_float): Likewise.
15321 (add_const_value_attribute): Likewise.
15322 * simplify-rtx.c (simplify_immed_subreg): Likewise.
15323 * optabs.c (expand_absneg_bit): Take a scalar_float_mode.
15324 (expand_unop): Update accordingly.
15325 (expand_abs_nojump): Likewise.
15326 (expand_copysign_absneg): Take a scalar_float_mode.
15327 (expand_copysign_bit): Likewise.
15328 (expand_copysign): Update accordingly.
15330 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15331 Alan Hayward <alan.hayward@arm.com>
15332 David Sherwood <david.sherwood@arm.com>
15334 * coretypes.h (opt_mode): New class.
15335 * machmode.h (opt_mode): Likewise.
15336 (opt_mode::else_void): New function.
15337 (opt_mode::require): Likewise.
15338 (opt_mode::exists): Likewise.
15339 (GET_MODE_WIDER_MODE): Turn into a function and return an opt_mode.
15340 (GET_MODE_2XWIDER_MODE): Likewise.
15341 (mode_iterator::get_wider): Update accordingly.
15342 (mode_iterator::get_2xwider): Likewise.
15343 (mode_iterator::get_known_wider): Likewise, turning into a template.
15344 * combine.c (make_extraction): Update use of GET_MODE_WIDER_MODE,
15345 forcing a wider mode to exist.
15346 * config/cr16/cr16.h (LONG_REG_P): Likewise.
15347 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
15348 * config/c6x/c6x.c (c6x_rtx_costs): Update use of
15349 GET_MODE_2XWIDER_MODE, forcing a wider mode to exist.
15350 * lower-subreg.c (init_lower_subreg): Likewise.
15351 * optabs-libfuncs.c (init_sync_libfuncs_1): Likewise, but not
15352 on the final iteration.
15353 * config/i386/i386.c (ix86_expand_set_or_movmem): Check whether
15354 a wider mode exists before asking for a move pattern.
15355 (get_mode_wider_vector): Update use of GET_MODE_WIDER_MODE,
15356 forcing a wider mode to exist.
15357 (expand_vselect_vconcat): Update use of GET_MODE_2XWIDER_MODE,
15358 returning false if no such mode exists.
15359 * config/ia64/ia64.c (expand_vselect_vconcat): Likewise.
15360 * config/mips/mips.c (mips_expand_vselect_vconcat): Likewise.
15361 * expmed.c (init_expmed_one_mode): Update use of GET_MODE_WIDER_MODE.
15362 Avoid checking for a MODE_INT if we already know the mode is not a
15364 (extract_high_half): Update use of GET_MODE_WIDER_MODE,
15365 forcing a wider mode to exist.
15366 (expmed_mult_highpart_optab): Likewise.
15367 (expmed_mult_highpart): Likewise.
15368 * expr.c (expand_expr_real_2): Update use of GET_MODE_WIDER_MODE,
15370 * lto-streamer-in.c (lto_input_mode_table): Likewise.
15371 * optabs-query.c (find_widening_optab_handler_and_mode): Likewise.
15372 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
15373 * internal-fn.c (expand_mul_overflow): Update use of
15374 GET_MODE_2XWIDER_MODE.
15375 * omp-low.c (omp_clause_aligned_alignment): Likewise.
15376 * tree-ssa-math-opts.c (convert_mult_to_widen): Update use of
15377 GET_MODE_WIDER_MODE.
15378 (convert_plusminus_to_widen): Likewise.
15379 * tree-switch-conversion.c (array_value_type): Likewise.
15380 * var-tracking.c (emit_note_insn_var_location): Likewise.
15381 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
15382 Return false inside rather than outside the loop if no wider mode
15384 * optabs.c (expand_binop): Update use of GET_MODE_WIDER_MODE
15385 and GET_MODE_2XWIDER_MODE
15386 (can_compare_p): Use else_void.
15387 * gdbhooks.py (OptMachineModePrinter): New class.
15388 (build_pretty_printer): Use it for opt_mode.
15390 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15391 Alan Hayward <alan.hayward@arm.com>
15392 David Sherwood <david.sherwood@arm.com>
15394 * tree-switch-conversion.c (array_value_type): Only read TYPE_MODE
15395 once. Use get_narrowest_mode instead of GET_CLASS_NARROWEST_MODE.
15397 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15398 Alan Hayward <alan.hayward@arm.com>
15399 David Sherwood <david.sherwood@arm.com>
15401 * machmode.h (mode_traits): New structure.
15402 (get_narrowest_mode): New function.
15403 (mode_iterator::start): Likewise.
15404 (mode_iterator::iterate_p): Likewise.
15405 (mode_iterator::get_wider): Likewise.
15406 (mode_iterator::get_known_wider): Likewise.
15407 (mode_iterator::get_2xwider): Likewise.
15408 (FOR_EACH_MODE_IN_CLASS): New mode iterator.
15409 (FOR_EACH_MODE): Likewise.
15410 (FOR_EACH_MODE_FROM): Likewise.
15411 (FOR_EACH_MODE_UNTIL): Likewise.
15412 (FOR_EACH_WIDER_MODE): Likewise.
15413 (FOR_EACH_2XWIDER_MODE): Likewise.
15414 * builtins.c (expand_builtin_strlen): Use new mode iterators.
15415 * combine.c (simplify_comparison): Likewise
15416 * config/i386/i386.c (type_natural_mode): Likewise.
15417 * cse.c (cse_insn): Likewise.
15418 * dse.c (find_shift_sequence): Likewise.
15419 * emit-rtl.c (init_derived_machine_modes): Likewise.
15420 (init_emit_once): Likewise.
15421 * explow.c (hard_function_value): Likewise.
15422 * expmed.c (extract_fixed_bit_field_1): Likewise.
15423 (extract_bit_field_1): Likewise.
15424 (expand_divmod): Likewise.
15425 (emit_store_flag_1): Likewise.
15426 * expr.c (init_expr_target): Likewise.
15427 (convert_move): Likewise.
15428 (alignment_for_piecewise_move): Likewise.
15429 (widest_int_mode_for_size): Likewise.
15430 (emit_block_move_via_movmem): Likewise.
15431 (copy_blkmode_to_reg): Likewise.
15432 (set_storage_via_setmem): Likewise.
15433 (compress_float_constant): Likewise.
15434 * omp-low.c (omp_clause_aligned_alignment): Likewise.
15435 * optabs-query.c (get_best_extraction_insn): Likewise.
15436 * optabs.c (expand_binop): Likewise.
15437 (expand_twoval_unop): Likewise.
15438 (expand_twoval_binop): Likewise.
15439 (widen_leading): Likewise.
15440 (widen_bswap): Likewise.
15441 (expand_parity): Likewise.
15442 (expand_unop): Likewise.
15443 (prepare_cmp_insn): Likewise.
15444 (prepare_float_lib_cmp): Likewise.
15445 (expand_float): Likewise.
15446 (expand_fix): Likewise.
15447 (expand_sfix_optab): Likewise.
15448 * postreload.c (move2add_use_add2_insn): Likewise.
15449 * reg-stack.c (reg_to_stack): Likewise.
15450 * reginfo.c (choose_hard_reg_mode): Likewise.
15451 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
15452 * stor-layout.c (mode_for_size): Likewise.
15453 (smallest_mode_for_size): Likewise.
15454 (mode_for_vector): Likewise.
15455 (finish_bitfield_representative): Likewise.
15456 * tree-ssa-math-opts.c (target_supports_divmod_p): Likewise.
15457 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
15458 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15459 * var-tracking.c (prepare_call_arguments): Likewise.
15461 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15462 Alan Hayward <alan.hayward@arm.com>
15463 David Sherwood <david.sherwood@arm.com>
15465 * genconditions.c (write_header): Add a "#define USE_ENUM_MODES".
15466 * genmodes.c (emit_insn_modes_h): Define FOOmode to E_FOOmode if
15467 USE_ENUM_MODES is defined and to ((void) 0, E_FOOmode) otherwise.
15468 * machmode.h (mode_size): Move earlier in file.
15469 (mode_precision): Likewise.
15470 (mode_inner): Likewise.
15471 (mode_nunits): Likewise.
15472 (mode_unit_size): Likewise.
15473 (unit_unit_precision): Likewise.
15474 (mode_wider): Likewise.
15475 (mode_2xwider): Likewise.
15476 (machine_mode): New class.
15477 (mode_to_bytes): New function.
15478 (mode_to_bits): Likewise.
15479 (mode_to_precision): Likewise.
15480 (mode_to_inner): Likewise.
15481 (mode_to_unit_size): Likewise.
15482 (mode_to_unit_precision): Likewise.
15483 (mode_to_nunits): Likewise.
15484 (GET_MODE_SIZE): Use mode_to_bytes.
15485 (GET_MODE_BITSIZE): Use mode_to_bits.
15486 (GET_MODE_PRECISION): Use mode_to_precision.
15487 (GET_MODE_INNER): Use mode_to_inner.
15488 (GET_MODE_UNIT_SIZE): Use mode_to_unit_size.
15489 (GET_MODE_UNIT_PRECISION): Use mode_to_unit_precision.
15490 (GET_MODE_NUNITS): Use mode_to_nunits.
15491 * system.h (ALWAYS_INLINE): New macro.
15492 * config/powerpcspe/powerpcspe-c.c
15493 (altivec_resolve_overloaded_builtin): Use machine_mode instead of
15494 int for arg1_mode and arg2_mode.
15496 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15497 Alan Hayward <alan.hayward@arm.com>
15498 David Sherwood <david.sherwood@arm.com>
15500 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
15501 Prefix mode names with E_ in case statements.
15502 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
15503 * config/aarch64/aarch64.c (aarch64_split_simd_combine): Likewise.
15504 (aarch64_split_simd_move): Likewise.
15505 (aarch64_gen_storewb_pair): Likewise.
15506 (aarch64_gen_loadwb_pair): Likewise.
15507 (aarch64_gen_store_pair): Likewise.
15508 (aarch64_gen_load_pair): Likewise.
15509 (aarch64_get_condition_code_1): Likewise.
15510 (aarch64_constant_pool_reload_icode): Likewise.
15511 (get_rsqrte_type): Likewise.
15512 (get_rsqrts_type): Likewise.
15513 (get_recpe_type): Likewise.
15514 (get_recps_type): Likewise.
15515 (aarch64_gimplify_va_arg_expr): Likewise.
15516 (aarch64_simd_container_mode): Likewise.
15517 (aarch64_emit_load_exclusive): Likewise.
15518 (aarch64_emit_store_exclusive): Likewise.
15519 (aarch64_expand_compare_and_swap): Likewise.
15520 (aarch64_gen_atomic_cas): Likewise.
15521 (aarch64_emit_bic): Likewise.
15522 (aarch64_emit_atomic_swap): Likewise.
15523 (aarch64_emit_atomic_load_op): Likewise.
15524 (aarch64_evpc_trn): Likewise.
15525 (aarch64_evpc_uzp): Likewise.
15526 (aarch64_evpc_zip): Likewise.
15527 (aarch64_evpc_ext): Likewise.
15528 (aarch64_evpc_rev): Likewise.
15529 (aarch64_evpc_dup): Likewise.
15530 (aarch64_gen_ccmp_first): Likewise.
15531 (aarch64_gen_ccmp_next): Likewise.
15532 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
15533 (alpha_emit_xfloating_libcall): Likewise.
15534 (emit_insxl): Likewise.
15535 (alpha_arg_type): Likewise.
15536 * config/arc/arc.c (arc_vector_mode_supported_p): Likewise.
15537 (arc_preferred_simd_mode): Likewise.
15538 (arc_secondary_reload): Likewise.
15539 (get_arc_condition_code): Likewise.
15540 (arc_print_operand): Likewise.
15541 (arc_legitimate_constant_p): Likewise.
15542 * config/arc/arc.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
15543 * config/arc/arc.md (casesi_load): Likewise.
15544 (casesi_compact_jump): Likewise.
15545 * config/arc/predicates.md (proper_comparison_operator): Likewise.
15546 (cc_use_register): Likewise.
15547 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
15548 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
15549 (arm_init_iwmmxt_builtins): Likewise.
15550 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
15551 (neon_expand_vector_init): Likewise.
15552 (arm_attr_length_move_neon): Likewise.
15553 (maybe_get_arm_condition_code): Likewise.
15554 (arm_emit_vector_const): Likewise.
15555 (arm_preferred_simd_mode): Likewise.
15556 (arm_output_iwmmxt_tinsr): Likewise.
15557 (thumb1_output_casesi): Likewise.
15558 (thumb2_output_casesi): Likewise.
15559 (arm_emit_load_exclusive): Likewise.
15560 (arm_emit_store_exclusive): Likewise.
15561 (arm_expand_compare_and_swap): Likewise.
15562 (arm_evpc_neon_vuzp): Likewise.
15563 (arm_evpc_neon_vzip): Likewise.
15564 (arm_evpc_neon_vrev): Likewise.
15565 (arm_evpc_neon_vtrn): Likewise.
15566 (arm_evpc_neon_vext): Likewise.
15567 (arm_validize_comparison): Likewise.
15568 * config/arm/neon.md (neon_vc<cmp_op><mode>): Likewise.
15569 * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
15570 * config/avr/avr.c (avr_rtx_costs_1): Likewise.
15571 * config/c6x/c6x.c (c6x_vector_mode_supported_p): Likewise.
15572 (c6x_preferred_simd_mode): Likewise.
15573 * config/epiphany/epiphany.c (get_epiphany_condition_code): Likewise.
15574 (epiphany_rtx_costs): Likewise.
15575 * config/epiphany/predicates.md (proper_comparison_operator):
15577 * config/frv/frv.c (condexec_memory_operand): Likewise.
15578 (frv_emit_move): Likewise.
15579 (output_move_single): Likewise.
15580 (output_condmove_single): Likewise.
15581 (frv_hard_regno_mode_ok): Likewise.
15582 (frv_matching_accg_mode): Likewise.
15583 * config/h8300/h8300.c (split_adds_subs): Likewise.
15584 (h8300_rtx_costs): Likewise.
15585 (h8300_print_operand): Likewise.
15586 (compute_mov_length): Likewise.
15587 (output_logical_op): Likewise.
15588 (compute_logical_op_length): Likewise.
15589 (compute_logical_op_cc): Likewise.
15590 (h8300_shift_needs_scratch_p): Likewise.
15591 (output_a_shift): Likewise.
15592 (compute_a_shift_length): Likewise.
15593 (compute_a_shift_cc): Likewise.
15594 (expand_a_rotate): Likewise.
15595 (output_a_rotate): Likewise.
15596 * config/i386/i386.c (classify_argument): Likewise.
15597 (function_arg_advance_32): Likewise.
15598 (function_arg_32): Likewise.
15599 (function_arg_64): Likewise.
15600 (function_value_64): Likewise.
15601 (ix86_gimplify_va_arg): Likewise.
15602 (ix86_legitimate_constant_p): Likewise.
15603 (put_condition_code): Likewise.
15604 (split_double_mode): Likewise.
15605 (ix86_avx256_split_vector_move_misalign): Likewise.
15606 (ix86_expand_vector_logical_operator): Likewise.
15607 (ix86_split_idivmod): Likewise.
15608 (ix86_expand_adjust_ufix_to_sfix_si): Likewise.
15609 (ix86_build_const_vector): Likewise.
15610 (ix86_build_signbit_mask): Likewise.
15611 (ix86_match_ccmode): Likewise.
15612 (ix86_cc_modes_compatible): Likewise.
15613 (ix86_expand_branch): Likewise.
15614 (ix86_expand_sse_cmp): Likewise.
15615 (ix86_expand_sse_movcc): Likewise.
15616 (ix86_expand_int_sse_cmp): Likewise.
15617 (ix86_expand_vec_perm_vpermi2): Likewise.
15618 (ix86_expand_vec_perm): Likewise.
15619 (ix86_expand_sse_unpack): Likewise.
15620 (ix86_expand_int_addcc): Likewise.
15621 (ix86_split_to_parts): Likewise.
15622 (ix86_vectorize_builtin_gather): Likewise.
15623 (ix86_vectorize_builtin_scatter): Likewise.
15624 (avx_vpermilp_parallel): Likewise.
15625 (inline_memory_move_cost): Likewise.
15626 (ix86_tieable_integer_mode_p): Likewise.
15627 (x86_maybe_negate_const_int): Likewise.
15628 (ix86_expand_vector_init_duplicate): Likewise.
15629 (ix86_expand_vector_init_one_nonzero): Likewise.
15630 (ix86_expand_vector_init_one_var): Likewise.
15631 (ix86_expand_vector_init_concat): Likewise.
15632 (ix86_expand_vector_init_interleave): Likewise.
15633 (ix86_expand_vector_init_general): Likewise.
15634 (ix86_expand_vector_set): Likewise.
15635 (ix86_expand_vector_extract): Likewise.
15636 (emit_reduc_half): Likewise.
15637 (ix86_emit_i387_round): Likewise.
15638 (ix86_mangle_type): Likewise.
15639 (ix86_expand_round_sse4): Likewise.
15640 (expand_vec_perm_blend): Likewise.
15641 (canonicalize_vector_int_perm): Likewise.
15642 (ix86_expand_vec_one_operand_perm_avx512): Likewise.
15643 (expand_vec_perm_1): Likewise.
15644 (expand_vec_perm_interleave3): Likewise.
15645 (expand_vec_perm_even_odd_pack): Likewise.
15646 (expand_vec_perm_even_odd_1): Likewise.
15647 (expand_vec_perm_broadcast_1): Likewise.
15648 (ix86_vectorize_vec_perm_const_ok): Likewise.
15649 (ix86_expand_vecop_qihi): Likewise.
15650 (ix86_expand_mul_widen_hilo): Likewise.
15651 (ix86_expand_sse2_abs): Likewise.
15652 (ix86_expand_pextr): Likewise.
15653 (ix86_expand_pinsr): Likewise.
15654 (ix86_preferred_simd_mode): Likewise.
15655 (ix86_simd_clone_compute_vecsize_and_simdlen): Likewise.
15656 * config/i386/sse.md (*andnot<mode>3): Likewise.
15657 (<mask_codefor><code><mode>3<mask_name>): Likewise.
15658 (*<code><mode>3): Likewise.
15659 * config/ia64/ia64.c (ia64_expand_vecint_compare): Likewise.
15660 (ia64_expand_atomic_op): Likewise.
15661 (ia64_arg_type): Likewise.
15662 (ia64_mode_to_int): Likewise.
15663 (ia64_scalar_mode_supported_p): Likewise.
15664 (ia64_vector_mode_supported_p): Likewise.
15665 (expand_vec_perm_broadcast): Likewise.
15666 * config/iq2000/iq2000.c (iq2000_move_1word): Likewise.
15667 (iq2000_function_arg_advance): Likewise.
15668 (iq2000_function_arg): Likewise.
15669 * config/m32c/m32c.c (m32c_preferred_reload_class): Likewise.
15670 * config/m68k/m68k.c (output_dbcc_and_branch): Likewise.
15671 (m68k_libcall_value): Likewise.
15672 (m68k_function_value): Likewise.
15673 (sched_attr_op_type): Likewise.
15674 * config/mcore/mcore.c (mcore_output_move): Likewise.
15675 * config/microblaze/microblaze.c (microblaze_function_arg_advance):
15677 (microblaze_function_arg): Likewise.
15678 * config/mips/mips.c (mips16_build_call_stub): Likewise.
15679 (mips_print_operand): Likewise.
15680 (mips_mode_ok_for_mov_fmt_p): Likewise.
15681 (mips_vector_mode_supported_p): Likewise.
15682 (mips_preferred_simd_mode): Likewise.
15683 (mips_expand_vpc_loongson_even_odd): Likewise.
15684 (mips_expand_vec_unpack): Likewise.
15685 (mips_expand_vi_broadcast): Likewise.
15686 (mips_expand_vector_init): Likewise.
15687 (mips_expand_vec_reduc): Likewise.
15688 (mips_expand_msa_cmp): Likewise.
15689 * config/mips/mips.md (casesi_internal_mips16_<mode>): Likewise.
15690 * config/mn10300/mn10300.c (mn10300_print_operand): Likewise.
15691 (cc_flags_for_mode): Likewise.
15692 * config/msp430/msp430.c (msp430_print_operand): Likewise.
15693 * config/nds32/nds32-md-auxiliary.c (nds32_mem_format): Likewise.
15694 (nds32_output_casesi_pc_relative): Likewise.
15695 * config/nds32/nds32.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
15696 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Likewise.
15697 (nvptx_gen_unpack): Likewise.
15698 (nvptx_gen_pack): Likewise.
15699 (nvptx_gen_shuffle): Likewise.
15700 (nvptx_gen_wcast): Likewise.
15701 (nvptx_preferred_simd_mode): Likewise.
15702 * config/pa/pa.c (pa_secondary_reload): Likewise.
15703 * config/pa/predicates.md (base14_operand): Likewise.
15704 * config/powerpcspe/powerpcspe-c.c
15705 (altivec_resolve_overloaded_builtin): Likewise.
15706 * config/powerpcspe/powerpcspe.c (rs6000_setup_reg_addr_masks):
15708 (rs6000_preferred_simd_mode): Likewise.
15709 (output_vec_const_move): Likewise.
15710 (rs6000_expand_vector_extract): Likewise.
15711 (rs6000_split_vec_extract_var): Likewise.
15712 (reg_offset_addressing_ok_p): Likewise.
15713 (rs6000_legitimate_offset_address_p): Likewise.
15714 (rs6000_legitimize_address): Likewise.
15715 (rs6000_emit_set_const): Likewise.
15716 (rs6000_const_vec): Likewise.
15717 (rs6000_emit_move): Likewise.
15718 (spe_build_register_parallel): Likewise.
15719 (rs6000_darwin64_record_arg_recurse): Likewise.
15720 (swap_selector_for_mode): Likewise.
15721 (spe_init_builtins): Likewise.
15722 (paired_init_builtins): Likewise.
15723 (altivec_init_builtins): Likewise.
15724 (do_load_for_compare): Likewise.
15725 (rs6000_generate_compare): Likewise.
15726 (rs6000_expand_float128_convert): Likewise.
15727 (emit_load_locked): Likewise.
15728 (emit_store_conditional): Likewise.
15729 (rs6000_output_function_epilogue): Likewise.
15730 (rs6000_handle_altivec_attribute): Likewise.
15731 (rs6000_function_value): Likewise.
15732 (emit_fusion_gpr_load): Likewise.
15733 (emit_fusion_p9_load): Likewise.
15734 (emit_fusion_p9_store): Likewise.
15735 * config/powerpcspe/predicates.md (easy_fp_constant): Likewise.
15736 (fusion_gpr_mem_load): Likewise.
15737 (fusion_addis_mem_combo_load): Likewise.
15738 (fusion_addis_mem_combo_store): Likewise.
15739 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
15740 (fusion_gpr_mem_load): Likewise.
15741 (fusion_addis_mem_combo_load): Likewise.
15742 (fusion_addis_mem_combo_store): Likewise.
15743 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15745 * config/rs6000/rs6000-string.c (do_load_for_compare): Likewise.
15746 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
15747 (rs6000_preferred_simd_mode): Likewise.
15748 (output_vec_const_move): Likewise.
15749 (rs6000_expand_vector_extract): Likewise.
15750 (rs6000_split_vec_extract_var): Likewise.
15751 (reg_offset_addressing_ok_p): Likewise.
15752 (rs6000_legitimate_offset_address_p): Likewise.
15753 (rs6000_legitimize_address): Likewise.
15754 (rs6000_emit_set_const): Likewise.
15755 (rs6000_const_vec): Likewise.
15756 (rs6000_emit_move): Likewise.
15757 (rs6000_darwin64_record_arg_recurse): Likewise.
15758 (swap_selector_for_mode): Likewise.
15759 (paired_init_builtins): Likewise.
15760 (altivec_init_builtins): Likewise.
15761 (rs6000_expand_float128_convert): Likewise.
15762 (emit_load_locked): Likewise.
15763 (emit_store_conditional): Likewise.
15764 (rs6000_output_function_epilogue): Likewise.
15765 (rs6000_handle_altivec_attribute): Likewise.
15766 (rs6000_function_value): Likewise.
15767 (emit_fusion_gpr_load): Likewise.
15768 (emit_fusion_p9_load): Likewise.
15769 (emit_fusion_p9_store): Likewise.
15770 * config/rx/rx.c (rx_gen_move_template): Likewise.
15771 (flags_from_mode): Likewise.
15772 * config/s390/predicates.md (s390_alc_comparison): Likewise.
15773 (s390_slb_comparison): Likewise.
15774 * config/s390/s390.c (s390_handle_vectorbool_attribute): Likewise.
15775 (s390_vector_mode_supported_p): Likewise.
15776 (s390_cc_modes_compatible): Likewise.
15777 (s390_match_ccmode_set): Likewise.
15778 (s390_canonicalize_comparison): Likewise.
15779 (s390_emit_compare_and_swap): Likewise.
15780 (s390_branch_condition_mask): Likewise.
15781 (s390_rtx_costs): Likewise.
15782 (s390_secondary_reload): Likewise.
15783 (__SECONDARY_RELOAD_CASE): Likewise.
15784 (s390_expand_cs): Likewise.
15785 (s390_preferred_simd_mode): Likewise.
15786 * config/s390/vx-builtins.md (vec_packsu_u<mode>): Likewise.
15787 * config/sh/sh.c (sh_print_operand): Likewise.
15788 (dump_table): Likewise.
15789 (sh_secondary_reload): Likewise.
15790 * config/sh/sh.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
15791 * config/sh/sh.md (casesi_worker_1): Likewise.
15792 (casesi_worker_2): Likewise.
15793 * config/sparc/predicates.md (icc_comparison_operator): Likewise.
15794 (fcc_comparison_operator): Likewise.
15795 * config/sparc/sparc.c (sparc_expand_move): Likewise.
15796 (emit_soft_tfmode_cvt): Likewise.
15797 (sparc_preferred_simd_mode): Likewise.
15798 (output_cbranch): Likewise.
15799 (sparc_print_operand): Likewise.
15800 (sparc_expand_vec_perm_bmask): Likewise.
15801 (vector_init_bshuffle): Likewise.
15802 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
15803 (spu_vector_mode_supported_p): Likewise.
15804 (spu_expand_insv): Likewise.
15805 (spu_emit_branch_or_set): Likewise.
15806 (spu_handle_vector_attribute): Likewise.
15807 (spu_builtin_splats): Likewise.
15808 (spu_builtin_extract): Likewise.
15809 (spu_builtin_promote): Likewise.
15810 (spu_expand_sign_extend): Likewise.
15811 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
15812 (tilegx_simd_int): Likewise.
15813 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise.
15814 (tilepro_simd_int): Likewise.
15815 * config/v850/v850.c (const_double_split): Likewise.
15816 (v850_print_operand): Likewise.
15817 (ep_memory_offset): Likewise.
15818 * config/vax/vax.c (vax_rtx_costs): Likewise.
15819 (vax_output_int_move): Likewise.
15820 (vax_output_int_add): Likewise.
15821 (vax_output_int_subtract): Likewise.
15822 * config/visium/predicates.md (visium_branch_operator): Likewise.
15823 * config/visium/visium.c (rtx_ok_for_offset_p): Likewise.
15824 (visium_print_operand_address): Likewise.
15825 * config/visium/visium.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
15826 * config/xtensa/xtensa.c (xtensa_mem_offset): Likewise.
15827 (xtensa_expand_conditional_branch): Likewise.
15828 (xtensa_copy_incoming_a7): Likewise.
15829 (xtensa_output_literal): Likewise.
15830 * dfp.c (decimal_real_maxval): Likewise.
15831 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
15833 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15834 Alan Hayward <alan.hayward@arm.com>
15835 David Sherwood <david.sherwood@arm.com>
15837 * genmodes.c (mode_size_inline): Add an E_ prefix to mode names.
15838 (mode_nunits_inline): Likewise.
15839 (mode_inner_inline): Likewise.
15840 (mode_unit_size_inline): Likewise.
15841 (mode_unit_precision_inline): Likewise.
15842 (emit_insn_modes_h): Likewise. Also emit a #define of the
15844 (emit_mode_wider): Add an E_ prefix to mode names.
15845 (emit_mode_complex): Likewise.
15846 (emit_mode_inner): Likewise.
15847 (emit_mode_adjustments): Likewise.
15848 (emit_mode_int_n): Likewise.
15849 * config/aarch64/aarch64-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP)
15850 (v2si_UP, v2sf_UP, v1df_UP, di_UP, df_UP, v16qi_UP, v8hi_UP, v8hf_UP)
15851 (v4si_UP, v4sf_UP, v2di_UP, v2df_UP, ti_UP, oi_UP, ci_UP, xi_UP)
15852 (si_UP, sf_UP, hi_UP, hf_UP, qi_UP): Likewise.
15853 (CRC32_BUILTIN, ENTRY): Likewise.
15854 * config/aarch64/aarch64.c (aarch64_push_regs): Likewise.
15855 (aarch64_pop_regs): Likewise.
15856 (aarch64_process_components): Likewise.
15857 * config/alpha/alpha.c (alpha_emit_conditional_move): Likewise.
15858 * config/arm/arm-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP, v2si_UP)
15859 (v2sf_UP, di_UP, v16qi_UP, v8hi_UP, v8hf_UP, v4si_UP, v4sf_UP)
15860 (v2di_UP, ti_UP, ei_UP, oi_UP, hf_UP, si_UP, void_UP): Likewise.
15861 * config/arm/arm.c (arm_init_libfuncs): Likewise.
15862 * config/i386/i386-builtin-types.awk (ix86_builtin_type_vect_mode):
15864 * config/i386/i386-builtin.def (pcmpestr): Likewise.
15865 (pcmpistr): Likewise.
15866 * config/microblaze/microblaze.c (double_memory_operand): Likewise.
15867 * config/mmix/mmix.c (mmix_output_condition): Likewise.
15868 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
15870 * config/rl78/rl78.c (mduc_regs): Likewise.
15871 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
15872 (htm_expand_builtin): Likewise.
15873 * config/sh/sh.h (REGISTER_NATURAL_MODE): Likewise.
15874 * config/sparc/sparc.c (emit_save_or_restore_regs): Likewise.
15875 * config/xtensa/xtensa.c (print_operand): Likewise.
15876 * expmed.h (NUM_MODE_PARTIAL_INT): Likewise.
15877 (NUM_MODE_VECTOR_INT): Likewise.
15878 * genoutput.c (null_operand): Likewise.
15879 (output_operand_data): Likewise.
15880 * genrecog.c (print_parameter_value): Likewise.
15881 * lra.c (debug_operand_data): Likewise.
15883 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15885 * dwarf2out.c (scompare_loc_descriptor_wide)
15886 (scompare_loc_descriptor_narrow): New functions, split out from...
15887 (scompare_loc_descriptor): ...here.
15888 * expmed.c (emit_store_flag_int): New function, split out from...
15889 (emit_store_flag): ...here.
15891 2017-08-30 Richard Biener <rguenther@suse.de>
15893 * dwarf2out.c (dwarf2out_finish): Remove setting AT_pubnames.
15894 (dwarf2out_early_finish): Move setting of AT_pubnames from
15895 early debug output to early finish.
15897 2017-08-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
15899 * gcc/config/msp430/msp430.h: Pass -mcode/data-region to the linker
15900 and -mdata-region to the assembler.
15902 2017-08-30 Richard Biener <rguenther@suse.de>
15904 * dwarf2out.c (add_dwarf_attr): Check we don't add duplicate
15906 (gen_subprogram_die): Add DW_AT_object_pointer only early.
15907 (dwarf2out_early_global_decl): Only generate a DIE for the
15908 abstract origin if it doesn't already exist or is a declaration DIE.
15909 (resolve_addr): Do not add the linkage name twice when
15910 generating a stub DIE for the DW_TAG_GNU_call_site target.
15912 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15914 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15915 Use machine_mode rather than int for arg1_mode.
15917 2017-08-29 Michael Meissner <meissner@linux.vnet.ibm.com>
15920 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Insure
15921 that the second argument of the built-in functions to unpack
15922 128-bit scalar types to 64-bit values is 0 or 1. Change to use a
15923 switch statement instead a lot of if statements.
15924 * config/rs6000/rs6000.md (unpack<mode>, FMOVE128_VSX iterator):
15925 Allow 64-bit values to be in Altivec registers as well as
15926 traditional floating point registers.
15927 (pack<mode>, FMOVE128_VSX iterator): Likewise.
15929 2017-08-29 Alexander Monakov <amonakov@ispras.ru>
15931 * ira-costs.c (record_address_regs): Handle both operands of PLUS for
15932 MAX_REGS_PER_ADDRESS == 1.
15934 2017-08-29 Uros Bizjak <ubizjak@gmail.com>
15936 * config/i386/i386.opt (flag_fentry): Do not init to -1.
15937 * config/i386/i386.c (ix86_option_override_internal): Simplify
15938 setting of opts->x_flag_entry.
15940 2017-08-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15941 Jakub Jelinek <jakub@redhat.com>
15942 Richard Biener <rguenther@suse.de>
15944 PR tree-optimization/81503
15945 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure
15946 folded constant fits in the target type; reorder tests for clarity.
15948 2017-08-29 Martin Liska <mliska@suse.cz>
15950 * passes.def: Include pass_lower_switch.
15951 * stmt.c (dump_case_nodes): Remove and move to
15952 tree-switch-conversion.
15953 (case_values_threshold): Likewise.
15954 (expand_switch_as_decision_tree_p): Likewise.
15955 (emit_case_decision_tree): Likewise.
15956 (expand_case): Likewise.
15957 (balance_case_nodes): Likewise.
15958 (node_has_low_bound): Likewise.
15959 (node_has_high_bound): Likewise.
15960 (node_is_bounded): Likewise.
15961 (emit_case_nodes): Likewise.
15962 (struct simple_case_node): New struct.
15963 (add_case_node): Remove.
15964 (emit_case_dispatch_table): Use vector instead of case_list.
15965 (reset_out_edges_aux): Remove.
15966 (compute_cases_per_edge): Likewise.
15967 (expand_case): Build list of simple_case_node.
15968 (expand_sjlj_dispatch_table): Use it.
15969 * tree-switch-conversion.c (struct case_node): Moved from
15970 stmt.c and adjusted.
15971 (emit_case_nodes): Likewise.
15972 (node_has_low_bound): Likewise.
15973 (node_has_high_bound): Likewise.
15974 (node_is_bounded): Likewise.
15975 (case_values_threshold): Likewise.
15976 (reset_out_edges_aux): Likewise.
15977 (compute_cases_per_edge): Likewise.
15978 (add_case_node): Likewise.
15979 (dump_case_nodes): Likewise.
15980 (balance_case_nodes): Likewise.
15981 (expand_switch_as_decision_tree_p): Likewise.
15982 (emit_jump): Likewise.
15983 (emit_case_decision_tree): Likewise.
15984 (try_switch_expansion): Likewise.
15985 (do_jump_if_equal): Likewise.
15986 (emit_cmp_and_jump_insns): Likewise.
15987 (fix_phi_operands_for_edge): New function.
15988 (record_phi_operand_mapping): Likewise.
15989 (class pass_lower_switch): New pass.
15990 (pass_lower_switch::execute): New function.
15991 (make_pass_lower_switch): Likewise.
15992 (conditional_probability):
15993 * timevar.def: Add TV_TREE_SWITCH_LOWERING.
15994 * tree-pass.h: Add make_pass_lower_switch.
15996 2017-08-29 Jozef Lawrynowicz <jozef.l@somniumtech.com>
15999 * gcc/config/msp430/msp430.c (msp430_attr): Mark interrupt
16002 2017-08-29 Richard Biener <rguenther@suse.de>
16004 * dwarf2out.c (add_dwarf_attr): When checking is enabled verify
16005 we do not add a DW_AT_inline attribute twice.
16006 (gen_subprogram_die): Remove code setting DW_AT_inline on
16007 DECL_ABSTRACT_P nodes.
16009 2017-08-29 Richard Sandiford <richard.sandiford@linaro.org>
16011 * gimplify.c (gimplify_call_expr): Copy the nothrow flag to
16012 calls to internal functions.
16013 (gimplify_modify_expr): Likewise.
16014 * tree-call-cdce.c (use_internal_fn): Likewise.
16015 * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
16016 (convert_to_divmod): Set the nothrow flag.
16017 * tree-if-conv.c (predicate_mem_writes): Likewise.
16018 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
16019 (vectorizable_call): Likewise.
16020 (vectorizable_store): Likewise.
16021 (vectorizable_load): Likewise.
16022 * tree-vect-patterns.c (vect_recog_pow_pattern): Likewise.
16023 (vect_recog_mask_conversion_pattern): Likewise.
16025 2017-08-29 Martin Liska <mliska@suse.cz>
16028 * gcc.c (driver_handle_option): Add new argument.
16029 * opts-common.c (handle_option): Pass
16030 target_option_override_hook.
16031 * opts-global.c (lang_handle_option): Add new option.
16032 (set_default_handlers): Add new argument.
16033 (decode_options): Likewise.
16034 * opts.c (target_handle_option): Likewise.
16035 (common_handle_option): Call target_option_override_hook.
16036 * opts.h (struct cl_option_handler_func): Add hook for
16037 target option override.
16038 (struct cl_option_handlers): Likewise.
16039 (set_default_handlers): Add new argument.
16040 (decode_options): Likewise.
16041 (common_handle_option): Likewise.
16042 (target_handle_option): Likewise.
16043 * toplev.c (toplev::main): Pass targetm.target_option.override
16046 2017-08-29 Richard Biener <rguenther@suse.de>
16047 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
16049 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Properly confine
16050 life to the active subtree.
16052 2017-08-28 Jeff Law <law@redhat.com>
16054 * tree-ssa-dom.c (edge_info::record_simple_equiv): Call
16055 derive_equivalences.
16056 (derive_equivalences_from_bit_ior, record_temporary_equivalences):
16057 Code moved into....
16058 (edge_info::derive_equivalences): New private member function
16060 * tree-ssa-dom.c (class edge_info): Changed from a struct
16061 to a class. Add ctor/dtor, methods and data members.
16062 (edge_info::edge_info): Renamed from allocate_edge_info.
16063 Initialize additional members.
16064 (edge_info::~edge_info): New.
16065 (free_dom_edge_info): Delete the edge info.
16066 (record_edge_info): Use new class & associated member functions.
16067 Tighten forms for testing for edge equivalences.
16068 (record_temporary_equivalences): Iterate over the simple
16069 equivalences rather than assuming there's only one per edge.
16070 (cprop_into_successor_phis): Iterate over the simple
16071 equivalences rather than assuming there's only one per edge.
16072 (optimize_stmt): Use operand_equal_p rather than pointer
16073 equality for mini-DSE code.
16075 2017-08-28 Nathan Sidwell <nathan@acm.org>
16077 * gcc.c (execute): Fold SIGPIPE handling into switch
16078 statement. Adjust internal error message.
16080 2017-08-28 Richard Biener <rguenther@suse.de>
16083 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
16084 Do nothing for removed DIEs.
16086 2017-08-28 Richard Biener <rguenther@suse.de>
16088 PR tree-optimization/81977
16089 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
16092 2017-08-28 Alexander Monakov <amonakov@ispras.ru>
16095 * doc/md.texi (mem_thread_fence): Remove mention of mode. Rewrite.
16096 * optabs.c (expand_mem_thread_fence): Emit a compiler barrier when
16097 using targetm.gen_mem_thread_fence.
16099 2017-08-27 Uros Bizjak <ubizjak@gmail.com>
16102 * config/i386/i386.md (*<btsc><mode>): Change operand 2
16103 predicate to register_operand. Reorder operands.
16104 (*btr<mode>): Ditto.
16105 (*<btsc><mode>_mask): Change operand 3 predicate to register_operand.
16106 (*btr<mode>_mask): Ditto.
16108 2017-08-25 Steven Munroe <munroesj@gcc.gnu.org>
16110 * config.gcc (powerpc*-*-*): Add xmmintrin.h and mm_malloc.h.
16111 * config/rs6000/xmmintrin.h: New file.
16112 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include xmmintrin.h.
16114 2017-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16117 * config/rs6000/rs6000-p8swap.c (find_alignment_op): Add reference
16118 parameter and_insn and return it.
16119 (recombine_lvx_pattern): Insert a copy to ensure availability of
16120 the base register of the copied masking operation at the point of
16121 the instruction replacement.
16122 (recombine_stvx_pattern): Likewise.
16124 2017-08-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16126 * config/rs6000/rs6000.opt (-mpower9-dform-scalar): Delete
16127 undocumented switches.
16128 (-mpower9-dform-vector): Likewise.
16129 (-mpower9-dform): Likewise.
16130 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Update
16131 comments to delete references to -mpower9-dform* switches.
16132 * config/rs6000/predicates.md (vsx_quad_dform_memory_operand):
16133 Delete reference to -mpower9-dform* switches, test for
16134 -mpower9-vector instead.
16135 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Likewise.
16136 (OTHER_P9_VECTOR_MASKS): Likewise.
16137 (POWERPC_MASKS): Likewise.
16138 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Change
16139 tests against -mpower9-dform* to -mpower9-vector. Delete code
16140 that checked for -mpower9-dform* consistancy with other options.
16141 Add test for -mpower9-misc to enable other power9 switches.
16142 (rs6000_init_hard_regno_mode_ok): Likewise.
16143 (rs6000_option_override_internal): Likewise.
16144 (rs6000_emit_prologue): Likewise.
16145 (rs6000_emit_epilogue): Likewise.
16146 (rs6000_opt_masks): Delete -mpower9-dform-{scalar,vector}.
16147 (rs6000_disable_incompatiable_switches): Delete -mpower9-dform.
16148 (emit_fusion_p9_load): Change tests for -mpower9-dform-scalar
16150 (emit_fusion_p9_store): Likewise.
16151 * config/rs6000/rs6000.h (TARGET_P9_DFORM_SCALAR): Delete
16152 resetting these macros if the assembler does not support ISA 3.0
16154 (TARGET_P9_DFORM_VECTOR): Likewise.
16155 * config/rs6000/rs6000.md (peepholes to optimize altivec memory):
16156 Change to use -mpower9-vector instead of -mpower9-dform-scalar.
16158 2017-08-25 Alan Modra <amodra@gmail.com>
16160 PR rtl-optimization/81747
16161 * cse.c (cse_extended_basic_block): Don't attempt to record
16162 equivalences for degenerate conditional branches that branch
16163 to their fall-through.
16165 2017-08-24 Martin Sebor <msebor@redhat.com>
16167 PR middle-end/81908
16168 * gimple-fold.c (size_must_be_zero_p): New function.
16169 (gimple_fold_builtin_memory_op): Call it.
16171 2017-08-24 Steven Munroe <munroesj@gcc.gnu.org>
16173 * config/rs6000/mm_malloc.h: New file.
16175 2017-08-24 Bin Cheng <bin.cheng@arm.com>
16177 PR tree-optimization/81913
16178 * tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter
16179 analysis when either IVs in condition can wrap.
16181 2017-08-24 Uros Bizjak <ubizjak@gmail.com>
16183 * dwarf2out.c (MAX_ARTIFICIAL_LABEL_BYTES): Increase to 40.
16184 * dwarf2cfi.c (MAX_ARTIFICIAL_LABEL_BYTES): Remove.
16186 2017-08-24 Richard Biener <rguenther@suse.de>
16189 * targhooks.c (default_target_can_inline_p): Properly
16190 use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET
16191 is present and always compare.
16192 * config/i386/i386.c (ix86_valid_target_attribute_tree): Do not
16193 infer -mfpmath=sse from TARGET_SSE_P.
16194 (ix86_can_inline_p): Properly use target_option_default_node when
16195 no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare.
16197 2017-08-24 Richard Biener <rguenther@suse.de>
16200 * dwarf2out.c (output_die): Handle flag_generate_offload like
16202 (output_comp_unit): Likewise.
16203 (gen_array_type_die): Likewise.
16204 (dwarf2out_early_finish): Likewise.
16205 (note_variable_value_in_expr): Likewise.
16206 (dwarf2out_finish): Likewise. Adjust assert.
16207 * cgraphunit.c (symbol_table::compile): Move setting of
16208 flag_generate_offload earlier ...
16209 (symbol_table::finalize_compilation_unit): ... here, before
16210 early debug finalization.
16212 2017-08-24 Richard Biener <rguenther@suse.de>
16214 * config/i386/i386.c: Include symbol-summary.h, ipa-prop.h
16215 and ipa-fnsummary.h.
16216 (ix86_can_inline_p): When ix86_fpmath flags do not match
16217 check whether the callee uses FP math at all.
16219 2017-08-24 Aldy Hernandez <aldyh@redhat.com>
16221 PR middle-end/81931
16222 * tree-ssanames.c (get_nonzero_bits): Use element_precision
16223 instead of TYPE_PRECISION.
16225 2017-08-24 Richard Sandiford <richard.sandiford@linaro.org>
16226 Alan Hayward <alan.hayward@arm.com>
16227 David Sherwood <david.sherwood@arm.com>
16229 * combine.c (make_extraction): Use subreg_offset_from_lsb.
16231 2017-08-23 Daniel Santos <daniel.santos@pobox.com>
16233 * config/i386/i386.h (ix86_frame::stack_realign_allocate_offset):
16235 (ix86_frame::stack_realign_allocate): New field.
16236 (struct machine_frame_state): Modify comments.
16237 (machine_frame_state::sp_realigned_fp_end): New field.
16238 * config/i386/i386.c (ix86_compute_frame_layout): Rework stack frame
16239 layout calculation.
16240 (sp_valid_at): Add assertion to assure no attempt to access invalid
16241 offset of a realigned stack.
16242 (fp_valid_at): Likewise.
16243 (choose_baseaddr): Modify comments.
16244 (ix86_emit_outlined_ms2sysv_save): Adjust to changes in
16245 ix86_expand_prologue.
16246 (ix86_expand_prologue): Modify stack realignment and allocation.
16247 (ix86_expand_epilogue): Modify comments.
16248 * doc/sourcebuild.texi: Add documentation for target selectors avx2,
16249 avx2_runtime, avx512f, and avx512f_runtime.
16251 2017-08-23 Uros Bizjak <ubizjak@gmail.com>
16253 * config/i386/i386.opt: Remove unneeded Init(0) initializations.
16254 (mstackrealign): Do not init to -1.
16255 * config/i386/i386.c (ix86_option_override_internal):
16256 Check opts_set, not opts when setting default value of
16257 opts->x_ix86_force_align_arg_pointer.
16259 2017-08-23 Richard Biener <rguenther@suse.de>
16261 * function.c (fndecl_name): Use verbosity 1 (no arguments) for
16262 lang_hooks.decl_printable_name.
16263 * print-rtl-function.c (print_rtx_function): Likewise.
16264 * tree-pretty-print.c (dump_function_header): Likewise.
16266 2017-08-23 Richard Biener <rguenther@suse.de>
16269 * dwarf2out.c (dwarf2out_abstract_function): Handle LTO with
16270 -g0 at compile-time.
16272 2017-08-23 Tamar Christina <tamar.christina@arm.com>
16274 PR middle-end/19706
16275 * doc/sourcebuild.texi (Other hardware attributes):
16278 2017-08-23 Tamar Christina <tamar.christina@arm.com>
16280 PR middle-end/19706
16281 * tree-ssa-math-opts.c (convert_expand_mult_copysign):
16282 Fix single-use check.
16284 2017-08-23 Thomas Preud'homme <thomas.preudhomme@arm.com>
16286 * gcc.c (execute): Only test for SIGKILL and SIGQUIT if available.
16288 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
16290 * doc/install.texi: Modify to add more details on running selected
16293 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
16295 * config/i386/i386.c (ix86_option_override_internal): Error when -mx32
16296 is combined with -mabi=ms.
16297 (ix86_function_type_abi): Limit errors for mixing -mx32 with attribute
16300 2017-08-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16302 PR tree-optimization/81488
16303 * gimple-ssa-strength-reduction (struct slsr_cand_d): Add visited
16304 and cached_basis fields.
16305 (MAX_SPREAD): New constant.
16306 (alloc_cand_and_find_basis): Initialize new fields.
16307 (clear_visited): New function.
16308 (create_phi_basis_1): Rename from create_phi_basis, set visited
16309 and cached_basis fields.
16310 (create_phi_basis): New wrapper function.
16311 (phi_add_costs_1): Rename from phi_add_costs, add spread
16312 parameter, set visited field, short-circuit when limits reached.
16313 (phi_add_costs): New wrapper function.
16314 (record_phi_increments_1): Rename from record_phi_increments, set
16316 (record_phi_increments): New wrapper function.
16317 (phi_incr_cost_1): Rename from phi_incr_cost, set visited field.
16318 (phi_incr_cost): New wrapper function.
16319 (all_phi_incrs_profitable_1): Rename from
16320 all_phi_incrs_profitable, set visited field.
16321 (all_phi_incrs_profitable): New wrapper function.
16323 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
16324 Alan Hayward <alan.hayward@arm.com>
16325 David Sherwood <david.sherwood@arm.com>
16327 * rtl.h (paradoxical_subreg_p): Define inline, and add a version
16328 that takes the outer and inner modes.
16329 * doc/rtl.texi: Use paradoxical_subreg_p instead of a GET_MODE_SIZE
16330 comparison as the canonical test for a paradoxical subreg.
16331 * combine.c (simplify_set): Use paradoxical_subreg_p.
16332 (make_extraction): Likewise.
16333 (force_to_mode): Likewise.
16334 (rtx_equal_for_field_assignment_p): Likewise.
16335 (gen_lowpart_for_combine): Likewise.
16336 (simplify_comparison): Likewise.
16337 * cse.c (equiv_constant): Likewise.
16338 * expmed.c (store_bit_field_1): Likewise.
16339 * final.c (alter_subreg): Likewise.
16340 * fwprop.c (propagate_rtx): Likewise.
16341 (forward_propagate_subreg): Likewise.
16342 * ira-conflicts.c (ira_build_conflicts): Likewise.
16343 * lower-subreg.c (simplify_gen_subreg_concatn): Likewise.
16344 * lra-constraints.c (curr_insn_transform): Likewise.
16345 (split_reg): Likewise.
16346 * lra-eliminations.c (move_plus_up): Likewise.
16347 (lra_eliminate_regs_1): Likewise.
16348 * recog.c (general_operand): Likewise.
16349 * ree.c (combine_reaching_defs): Likewise.
16350 * reload.c (push_reload): Likewise.
16351 (find_reloads): Likewise.
16352 * reload1.c (elimination_effects): Likewise.
16353 (compute_reload_subreg_offset): Likewise.
16354 (choose_reload_regs): Likewise.
16355 * rtlanal.c (subreg_lsb_1): Likewise.
16356 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
16357 (simplify_subreg): Likewise.
16358 * var-tracking.c (track_loc_p): Likewise.
16359 * emit-rtl.c (byte_lowpart_offset): Likewise.
16360 (paradoxical_subreg_p): Delete out-of-line definition.
16362 2017-08-22 Jeff Law <law@redhat.com>
16364 PR tree-optimization/81741
16365 PR tree-optimization/71947
16366 * tree-ssa-dom.c: Include tree-inline.h.
16367 (record_temporary_equivalences): Only record SSA_NAME = SSA_NAME
16368 equivalences if one is more expensive to compute than the other.
16369 * tree-ssa-scopedtables.h (class const_or_copies): Make
16370 record_const_or_copy_raw method private.
16371 (class avail_exprs_stack): New method simplify_binary_operation.
16372 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Call
16373 avail_exprs_stack::simplify_binary_operation as needed.
16374 (avail_exprs_stack::simplify_binary_operation): New function.
16376 2017-08-22 Sebastian Huber <sebastian.huber@embedded-brains.de>
16378 * config.gcc (powerpc-*-rtems*): Add rs6000/linux64.opt.
16379 * config/rs6000/rtems.h (ASM_PREFERRED_EH_DATA_FORMAT): New define.
16380 (DOT_SYMBOLS): Likewise.
16381 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16382 (RELOCATABLE_NEEDS_FIXUP): Likewise.
16383 (RS6000_ABI_NAME): Likewise.
16384 (TARGET_CMODEL): Likewise.
16385 (TOC_SECTION_ASM_OP): Likewise.
16386 (SET_CMODEL): New macro.
16387 (SUBSUBTARGET_OVERRIDE_OPTIONS): Evaluate cmodel options.
16389 2017-08-22 Richard Biener <rguenther@suse.de>
16391 * tree-inline.c (remap_type_1): Change asserts on TYPE_SIZE[_UNIT]
16392 to allow for free-lang-data replacements similar to verify_type_variant.
16394 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
16395 Alan Hayward <alan.hayward@arm.com>
16396 David Sherwood <david.sherwood@arm.com>
16398 * config/aarch64/aarch64.md (casesi): Use DImode rather than
16399 VOIDmode for the LABEL_REF.
16401 2017-08-22 Richard Biener <rguenther@suse.de>
16403 * tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes.
16405 2017-08-22 Richard Biener <rguenther@suse.de>
16407 * common.opt (feliminate-dwarf2-dups): Ignore.
16408 * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation.
16409 * dwarf2out.c (push_new_compile_unit, pop_compile_unit,
16410 same_die_p_wrap, compute_section_prefix,
16411 is_symbol_die, assign_symbol_names, break_out_includes): Remove.
16412 (comdat_symbol_id, comdat_symbol_number): Likewise.
16413 (cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type):
16415 (check_duplicate_cu, record_comdat_symbol_number): Likewise.
16416 (output_die): Mark unreachable path unreachable.
16417 (dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL.
16418 (dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL.
16419 (dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups.
16420 (dwarf2out_early_finish): Likewise.
16422 2017-08-22 Aldy Hernandez <aldyh@redhat.com>
16424 * wide-int.h (hwi_with_prec::hwi_with_prec): Sign extend.
16426 2017-08-22 Georg-Johann Lay <avr@gjlay.de>
16429 * config/avr/avr.c (avr_handle_addr_attribute): Early return if
16430 not VAR_P. Filter attribute warnings with OPT_Wattributes.
16431 (avr_attribute_table) <io, io_low, address>: Initialize
16432 .decl_required with true.
16434 2017-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16436 * config/rs6000/rs6000-cpus.def (-mvsx-scalar-float): Delete
16437 undocumented debugging options.
16438 (-mvsx-scalar-double): Likewise.
16439 (-mallow-df-permute): Likewise.
16440 (-mvectorize-builtins): Likewise.
16441 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
16442 (rs6000_builtin_vectorized_function): Likewise.
16443 (rs6000_builtin_md_vectorized_function): Likewise.
16444 (rs6000_opt_vars): Likewise.
16446 2017-08-21 Uros Bizjak <ubizjak@gmail.com>
16449 * config/i386/i386.md (*btsq_imm): Rename from *btsq.
16450 (*btrq_imm): Rename from *btrq.
16451 (*btcq_imm): Rename from *btcq.
16452 (btsc): New code attribute.
16453 (*<btsc><mode>): New insn pattern.
16454 (*btr<mode>): Ditto.
16455 (*<btsc><mode>_mask): New insn_and_split pattern.
16456 (*btr<mode>_mask): Ditto.
16458 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
16459 Alan Hayward <alan.hayward@arm.com>
16460 David Sherwood <david.sherwood@arm.com>
16462 * function.c (pad_below): Simplify padding calculation.
16464 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
16465 Alan Hayward <alan.hayward@arm.com>
16466 David Sherwood <david.sherwood@arm.com>
16468 * target.def (function_prologue): Remove frame size argument.
16469 (function_epilogue): Likewise.
16470 * doc/tm.texi: Regenerate.
16471 * final.c (final_start_function): Update call to function_prologue.
16472 (final_end_function): Update call to function_epilogue.
16473 (default_function_pro_epilogue): Remove frame size argument.
16474 * output.h (default_function_pro_epilogue): Likewise.
16475 * config/arm/arm.c (arm_output_function_epilogue): Likewise.
16476 (arm_output_function_prologue): Likewise.
16477 * config/frv/frv.c (frv_function_prologue): Likewise.
16478 (frv_function_epilogue): Likewise.
16479 * config/i386/i386.c (ix86_output_function_epilogue): Likewise.
16480 * config/ia64/ia64.c (ia64_output_function_prologue): Likewise.
16481 (ia64_output_function_epilogue): Likewise.
16482 * config/m32r/m32r.c (m32r_output_function_prologue): Likewise.
16483 (m32r_output_function_epilogue): Likewise.
16484 * config/microblaze/microblaze.c (microblaze_function_prologue)
16485 (microblaze_function_epilogue): Likewise.
16486 * config/mips/mips.c (mips_output_function_prologue): Likewise.
16487 (mips_output_function_epilogue): Likewise.
16488 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Likewise.
16489 (mmix_target_asm_function_epilogue): Likewise.
16490 * config/msp430/msp430.c (msp430_start_function): Likewise.
16491 * config/nds32/nds32.c (nds32_asm_function_prologue): Likewise.
16492 (nds32_asm_function_epilogue): Likewise.
16493 * config/nios2/nios2.c (nios2_asm_function_prologue): Likewise.
16494 * config/pa/pa.c (pa_output_function_prologue): Likewise.
16495 (pa_output_function_epilogue): Likewise.
16496 * config/powerpcspe/powerpcspe.c (rs6000_output_function_prologue)
16497 (rs6000_output_function_epilogue): Likewise.
16498 * config/rl78/rl78.c (rl78_start_function): Likewise.
16499 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Likewise.
16500 (rs6000_output_function_epilogue): Likewise.
16501 * config/rx/rx.c (rx_output_function_prologue): Likewise.
16502 * config/sh/sh.c (sh_output_function_epilogue): Likewise.
16503 * config/sparc/sparc.c (sparc_asm_function_prologue): Likewise.
16504 (sparc_asm_function_epilogue): Likewise.
16506 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
16508 * tree.h (type_has_mode_precision_p): New function.
16509 * convert.c (convert_to_integer_1): Use it.
16510 * expr.c (expand_expr_real_2): Likewise.
16511 (expand_expr_real_1): Likewise.
16512 * fold-const.c (fold_single_bit_test_into_sign_test): Likewise.
16513 * match.pd: Likewise.
16514 * tree-ssa-forwprop.c (simplify_rotate): Likewise.
16515 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
16516 * tree-tailcall.c (process_assignment): Likewise.
16517 * tree-vect-loop.c (vectorizable_reduction): Likewise.
16518 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern)
16519 (vect_recog_mult_pattern, vect_recog_divmod_pattern): Likewise.
16520 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16521 (vectorizable_assignment): Likewise.
16522 (vectorizable_shift): Likewise.
16523 (vectorizable_operation): Likewise.
16524 * tree-vrp.c (register_edge_assert_for_2): Likewise.
16526 2017-08-21 Wilco Dijkstra <wdijkstr@arm.com>
16528 * match.pd: Add pow (C, x) simplification.
16530 2017-08-21 Richard Biener <rguenther@suse.de>
16532 PR tree-optimization/81900
16533 * tree-ssa-pre.c (compute_antic_aux): Properly compute changed
16534 for blocks with abnormal predecessors.
16535 (compute_antic): Do not set visited flag prematurely.
16537 2017-08-21 Georg-Johann Lay <avr@gjlay.de>
16540 * config/avr/avr.c (avr_set_current_function): Typo in diagnostic.
16542 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
16544 * stor-layout.h (vector_type_mode): Move to...
16545 * tree.h (vector_type_mode): ...here.
16546 * stor-layout.c (vector_type_mode): Move to...
16547 * tree.c (vector_type_mode): ...here. Include rtl.h and regs.h.
16549 2017-08-21 Richard Biener <rguenther@suse.de>
16551 * debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
16552 register_external_die hooks.
16553 (debug_false_tree_charstarstar_uhwistar): Declare.
16554 (debug_nothing_tree_charstar_uhwi): Likewise.
16555 * debug.c (do_nothing_debug_hooks): Adjust.
16556 (debug_false_tree_charstarstar_uhwistar): New do nothing.
16557 (debug_nothing_tree_charstar_uhwi): Likewise.
16558 * dbxout.c (dbx_debug_hooks): Adjust.
16559 (xcoff_debug_hooks): Likewise.
16560 * sdbout.c (sdb_debug_hooks): Likewise.
16561 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
16562 * dwarf2out.c (macinfo_label_base): New global.
16563 (dwarf2out_register_external_die): New function for the
16564 register_external_die hook.
16565 (dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
16566 (dwarf2_debug_hooks): Use them.
16567 (dwarf2_lineno_debug_hooks): Adjust.
16568 (struct die_struct): Add with_offset flag.
16569 (DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
16570 DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
16571 DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
16572 DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
16573 DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
16574 DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
16575 defining section names for the early LTO debug variants.
16576 (reset_indirect_string): New helper.
16577 (add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
16578 (print_dw_val): Add support for offsetted symbol references.
16579 (get_ultimate_context): Split out from is_cxx.
16580 (is_cxx): Use get_ultimate_context.
16581 (is_fortran): Add decl overload.
16582 (compute_comp_unit_symbol): Split out worker from
16583 compute_section_prefix.
16584 (compute_section_prefix): Call compute_comp_unit_symbol and
16585 set comdat_type_p here.
16586 (output_die): Skip DIE symbol output for the LTO added one.
16587 Handle DIE symbol references with offset.
16588 (output_comp_unit): Guard section name mangling properly.
16589 For LTO debug sections emit a symbol at the section beginning
16590 which we use to refer to its DIEs.
16591 (add_abstract_origin_attribute): For DIEs registered via
16592 dwarf2out_register_external_die directly refer to the early
16593 DIE rather than indirectly through the shadow one we created.
16594 Remove obsolete call to dwarf2out_abstract_function for
16595 non-function/block origins.
16596 (gen_array_type_die): When generating early LTO debug do
16597 not emit DW_AT_string_length.
16598 (gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
16599 late when in LTO. As suggested place a gcc_unreachable for
16600 the DECL_ABSTRACT_P case.
16601 (gen_subprogram_die): Avoid another specification DIE
16602 for early built declarations/definitions for the late LTO case.
16603 (gen_variable_die): Add type references for late duplicated VLA dies
16605 (gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
16606 we have the abstract instance already.
16607 (process_scope_var): Adjust decl DIE contexts in LTO which
16608 first puts them in limbo.
16609 (gen_decl_die): Do not generate type DIEs late apart from
16610 types for VLAs or for decls we do not yet have a DIE. Do not
16611 call dwarf2out_abstract_function late.
16612 (dwarf2out_early_global_decl): Make sure to create DIEs
16613 for abstract instances of a decl first.
16614 (dwarf2out_late_global_decl): Adjust comment.
16615 (output_macinfo_op): With multiple macro sections use
16616 macinfo_label_base to distinguish labels.
16617 (output_macinfo): Likewise. Update macinfo_label_base.
16618 Pass in the line info label.
16619 (note_variable_value_in_expr): When generating LTO resolve
16620 all variable values here by generating DIEs as needed.
16621 (init_sections_and_labels): Add early LTO debug flag parameter
16622 and generate different sections and names if set. Add generation
16623 counter for the labels so we can have multiple of them.
16624 (reset_dies): Helper to allow DIEs to be output multiple times.
16625 (dwarf2out_finish): When outputting DIEs to the fat part of an
16626 LTO object first reset DIEs.
16627 (dwarf2out_early_finish): Output early DIEs when generating LTO.
16628 (modified_type_die): Check for decl_ultimate_origin being self
16630 (gen_type_die_with_usage): Likewise.
16631 (gen_typedef_die): Allow decl_ultimate_origin being self.
16632 (set_decl_abstract_flags): Remove.
16633 (set_block_abstract_flags): Likewise.
16634 (dwarf2out_abstract_function): Treat the early generated DIEs
16635 as the abstract copy and only add DW_AT_inline and
16636 DW_AT_artificial here and call set_decl_origin_self.
16637 If the DIE has an abstract origin don't do anything.
16638 * tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL
16639 if we have none yet (Go fails to build one, PR78628).
16640 (variably_modified_type_p): Prevent endless recursion for Ada
16641 cyclic pointer types.
16642 * lto-streamer-in.c: Include debug.h.
16643 (dref_queue): New global.
16644 (lto_read_tree_1): Stream in DIE references.
16645 (lto_input_tree): Register DIE references.
16646 (input_function): Stream DECL_DEBUG_ARGS.
16647 * lto-streamer-out.c: Include debug.h.
16648 (lto_write_tree_1): Output DIE references.
16649 (DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
16650 Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls.
16651 (output_function): Stream DECL_DEBUG_ARGS.
16652 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
16653 Stream DECL_ABSTRACT_ORIGIN.
16654 * tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
16655 (write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL
16656 DECL_CONTEXT for file-scope decls.
16657 * lto-streamer.h (struct dref_entry): Declare.
16658 (dref_queue): Likewise.
16659 * cfgexpand.c (pass_expand::execute): Do not call the
16660 outlining_inline_function hook here.
16661 * lto-wrapper.c (debug_obj): New global.
16662 (tool_cleanup): Unlink it if required.
16663 (debug_objcopy): New function.
16664 (run_gcc): Handle early debug sections in the IL files by
16665 extracting them to separate files, partially linkin them and
16666 feeding the result back as result to the linker.
16667 * config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
16668 DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
16669 DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
16670 sections into a separate segment.
16671 * config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
16673 (darwin_asm_dwarf_section): Likewise.
16674 (darwin_asm_output_dwarf_offset): Likewise.
16675 * config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P.
16677 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
16678 Alan Hayward <alan.hayward@arm.com>
16679 David Sherwood <david.sherwood@arm.com>
16681 * read-md.h (md_reader::record_potential_iterator_use): Replace
16682 pointer argument with an rtx and an index.
16683 * read-rtl.c (iterator_group::apply_iterator): Likewise.
16684 (apply_mode_iterator): Likewise.
16685 (apply_code_iterator): Likewise.
16686 (apply_int_iterator): Likewise.
16687 (apply_subst_iterator): Likewise.
16688 (record_iterator_use): Likewise.
16689 (record_attribute_use): Likewise.
16690 (md_reader::record_potential_iterator_use): Likewise. Update calls
16691 to record_iterator_use and apply_iterator.
16692 (iterator_use): Replace ptr with x and index.
16693 (attribute_use): Likewise.
16694 (apply_attribute_uses): Update calls to apply_iterator.
16695 (apply_iterators): Likewise. Update initialization of iterator_use.
16696 (rtx_reader::read_rtx_code): Update calls to record_iterator_use
16697 and record_potential_iterator_use.
16698 (rtx_reader::read_rtx_operand): Likewise.
16700 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
16701 Alan Hayward <alan.hayward@arm.com>
16702 David Sherwood <david.sherwood@arm.com>
16704 * varasm.c (const_rtx_hash_1): Don't hash in the mode of a
16707 2017-08-21 Richard Biener <rguenther@suse.de>
16709 PR middle-end/81884
16710 * tree-ssa-alias.c (stmt_kills_ref_p): Handle array accesses
16711 at struct end conservatively when comparing common bases.
16713 2017-08-21 Richard Biener <rguenther@suse.de>
16715 * tree-ssa-loop-im.c (struct lim_aux_data): Add ref index member.
16716 (mem_ref_in_stmt): Remove.
16717 (determine_max_movement): Use ref index to get at the reference.
16718 (invariantness_dom_walker::before_dom_children): Deal with
16719 lim data already initialized.
16720 (gather_mem_refs_stmt): Initialize lim data and record ref index.
16722 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
16724 * config/i386/i386.h (OPTION_MASK_ISA_ROUND): Remove.
16725 (TARGET_ISA_ROUND): Ditto.
16726 (TARGET_ROUND): Ditto.
16727 * config/i386/i386.c: Substitute TARGET_ROUND with TARGET_SSE4_1.
16728 * config/i386/i386.md: Ditto.
16729 * config/i386/sse.md: Ditto.
16730 * config/i386/i386-builtin.def: Substitute OPTION_MASK_ISA_ROUND
16731 with OPTION_MASK_ISA_SSE4_1.
16733 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
16736 * doc/extend.texi (x86 Built-in Functions): Correct the name of
16737 __builtin_ia32_lzcnt_u16.
16739 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
16742 * config/rs6000/rs6000.c (rs6000_activate_target_options): New function.
16743 (rs6000_set_current_function): Rewrite function to use it.
16745 2017-08-18 H.J. Lu <hongjiu.lu@intel.com>
16748 * print-tree.c (print_node): Support DECL_WARN_IF_NOT_ALIGN
16749 and TYPE_WARN_IF_NOT_ALIGN.
16750 * stor-layout.c (do_type_align): Merge DECL_WARN_IF_NOT_ALIGN.
16751 (handle_warn_if_not_align): New.
16752 (place_union_field): Call handle_warn_if_not_align.
16753 (place_field): Call handle_warn_if_not_align.
16754 Copy TYPE_WARN_IF_NOT_ALIGN.
16755 (finish_builtin_struct): Copy TYPE_WARN_IF_NOT_ALIGN.
16756 (layout_type): Likewise.
16757 * tree-core.h (tree_type_common): Add warn_if_not_align. Set
16759 (tree_decl_common): Add warn_if_not_align.
16760 * tree.c (build_range_type_1): Copy TYPE_WARN_IF_NOT_ALIGN.
16761 * tree.h (TYPE_WARN_IF_NOT_ALIGN): New.
16762 (SET_TYPE_WARN_IF_NOT_ALIGN): Likewise.
16763 (DECL_WARN_IF_NOT_ALIGN): Likewise.
16764 (SET_DECL_WARN_IF_NOT_ALIGN): Likewise.
16765 * doc/extend.texi: Document warn_if_not_aligned attribute.
16766 * doc/invoke.texi: Document -Wif-not-aligned and -Wpacked-not-aligned.
16768 2017-08-17 Martin Liska <mliska@suse.cz>
16771 * tree-loop-distribution.c (ddrs_table): Change type to pointer type.
16772 (get_data_dependence): Use it as pointer type.
16773 (distribute_loop): Likewise.
16775 2017-08-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16777 * config/rs6000/altivec.md (UNSPEC_VMRGOW_DIRECT): New constant.
16778 (p8_vmrgew_v4sf_direct): Generalize to p8_vmrgew_<mode>_direct.
16779 (p8_vmrgow_<mode>_direct): New define_insn.
16780 * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Properly
16781 handle endianness for vmrgew and vmrgow permute patterns.
16783 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
16785 * config/rs6000/altivec.md (VParity): Remove TARGET_VSX_TIMODE.
16786 * config/rs6000/rs6000-cpus.def: Remove comment.
16787 (ISA_2_7_MASKS_SERVER): Delete OPTION_MASK_VSX_TIMODE;
16788 (POWERPC_MASKS): Likewise.
16789 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Remove unneeded
16790 use of TARGET_VSX_TIMODE.
16791 (rs6000_setup_reg_addr_masks): Change TARGET_VSX_TIMODE to TARGET_VSX.
16792 (rs6000_init_hard_regno_mode_ok): Remove unneeded uses of
16793 TARGET_VSX_TIMODE. Change use of TARGET_VSX_TIMODE to TARGET_VSX.
16794 (rs6000_option_override_internal): Remove dead code.
16795 (rs6000_legitimize_address): Change TARGET_VSX_TIMODE to TARGET_VSX.
16796 (rs6000_legitimize_reload_address): Likewise.
16797 (rs6000_legitimate_address_p): Likewise.
16798 (rs6000_opt_masks): Delete "vsx-timode".
16799 (rs6000_disable_incompatible_switches): Remove mention of -mvsx-timode
16800 from function comment.
16801 * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Delete.
16802 * config/rs6000/rs6000.md (FMOVE128_GPR): Remove TARGET_VSX_TIMODE.
16803 (V16QI, V8HI, V4SI, V4SF, V2DI, V2DF, V1TI): Remove useless empty
16805 * config/rs6000/rs6000.opt (mvsx-timode): Replace with stub.
16806 * config/rs6000/vector.md (VEC_IP): Remove TARGET_VSX_TIMODE.
16807 * config/rs6000/vsx.md (VSX_LE_128): Likewise.
16808 (VSX_TI): Likewise.
16810 (define_peephole2): Likewise.
16812 2017-08-17 Martin Sebor <msebor@redhat.com>
16815 * pretty-print.c (pp_format): Use strnlen in %.*s to avoid reading
16816 past the end of an array.
16817 (test_pp_format): Add test cases.
16819 2017-08-17 Richard Sandiford <richard.sandiford@linaro.org>
16821 * internal-fn.def (CLRSB, CLZ, CTZ, FFS, PARITY, POPCOUNT): Add
16822 missing ECF_NOTHROW flags.
16824 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
16827 * config/rs6000/vsx.md (*vsx_le_permute_<mode>): Add support for
16828 operands residing in integer registers.
16829 (*vsx_le_perm_load_<mode>): Likewise.
16830 (*vsx_le_perm_store_<mode>): Likewise.
16831 (define_peephole2): Add peepholes to optimize the above.
16833 2017-08-17 Marek Polacek <polacek@redhat.com>
16835 PR middle-end/81814
16836 * fold-const.c (operand_equal_for_comparison_p): Remove code that used
16837 to mimic what shorten_compare did. Change the return type to bool.
16838 (fold_cond_expr_with_comparison): Update call to
16839 operand_equal_for_comparison_p.
16840 (fold_ternary_loc): Likewise.
16842 2017-08-17 Jackson Woodruff <jackson.woodruff@arm.com>
16844 * aarch64-simd.md (mov<mode>): No longer force zero immediate into
16846 (*aarch64_simd_mov<mode>): Add new case for stp using zero immediate.
16848 2017-08-17 Richard Biener <rguenther@suse.de>
16850 * tree-ssa-structalias.c (solve_graph): When propagating
16851 to successors update the graphs succ edges and avoid duplicate work.
16853 2017-08-17 Maxim Ostapenko <m.ostapenko@samsung.com>
16856 * config/i386/i386.c (ix86_option_override_internal): Save target
16857 specific options after ix86_stack_protector_guard_reg was changed.
16859 2017-08-17 Richard Biener <rguenther@suse.de>
16861 PR tree-optimization/81827
16862 * tree-ssa-structalias.c (struct variable_info): Add is_reg_var flag.
16863 (new_var_info): Initialize it conservatively.
16864 (get_call_vi): Mark register vars.
16865 (new_scalar_tmp_constraint_exp): Likewise.
16866 (handle_rhs_call): Likewise.
16867 (handle_const_call): Likewise.
16868 (create_function_info_for): Likewise.
16869 (solve_constraints): Sort varinfos to separate register from
16870 non-register vars to pack points-to solution bitmaps during
16873 2017-08-17 Marek Polacek <polacek@redhat.com>
16875 * gimplify.c (gimplify_adjust_omp_clauses): Compare with 0 instead of 1.
16877 2017-08-17 Richard Biener <rguenther@suse.de>
16879 * tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p
16880 to true when overflow is undefined and we saturated the result.
16882 2017-08-17 Alan Modra <amodra@gmail.com>
16885 * config/rs6000/rs6000.c (rs6000_savres_strategy): Revert 2017-08-09.
16886 Don't use store multiple if only one reg needs saving.
16887 (interesting_frame_related_regno): New function.
16888 (rs6000_frame_related): Don't emit frame info for regs that
16890 (rs6000_emit_epilogue): Likewise.
16892 2017-08-16 Nathan Sidwell <nathan@acm.org>
16894 * tree-core.h (tree_type_non_common): Rename binfo to lang_1.
16895 * tree.h (TYPE_BINFO): Use type_non_common.maxval.
16896 (TYPE_LANG_SLOT_1): Use type_non_common.lang_1, for any type.
16897 * tree.c (free_lang_data_in_type): Use else-if chain. Always
16898 clear TYPE_LANG_1. Remove obsolete member-function stripping.
16899 (find_decls_types_r): Comment about TYPE_MAX_VALUES_RAW.
16900 (verify_type): Adjust for TYPE_BINFO move.
16901 * lto-streamer-out.c (DFS::DFS_write_tree_body): No need to
16902 process TYPE_BINFO directly.
16903 (hash_tree): Likewise.
16904 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
16906 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
16909 2017-08-16 David Malcolm <dmalcolm@redhat.com>
16911 * diagnostic-show-locus.c (colorizer::m_caret): Remove unused field.
16913 2017-08-16 Uros Bizjak <ubizjak@gmail.com>
16916 * config/i386/i386.md (*anddi_1_btr): Change predicates of
16917 operand 0 and operand 1 to nomimmediate_operand. Add "m" constraint.
16918 Add ix86_binary_operator_ok to insn constraint.
16919 (*iordi_1_bts): Ditto.
16920 (*xordi_1_btc): Ditto.
16921 (*btsq): Change predicate of operand 0 to nonimmediate_operand.
16922 Update corresponding peephole2 pattern.
16926 2017-08-16 Bin Cheng <bin.cheng@arm.com>
16928 PR tree-optimization/81832
16929 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't
16930 copy loop header which has IFN_LOOP_DIST_ALIAS call.
16932 2017-08-16 Marek Polacek <polacek@redhat.com>
16935 * fold-const.c (fold_indirect_ref_1): Restore original behavior
16936 regarding size_zero_node.
16938 2017-08-16 Martin Liska <mliska@suse.cz>
16941 * config.gcc: Respect previously set extra_objs in case
16944 2017-08-16 Richard Sandiford <richard.sandiford@linaro.org>
16946 PR tree-optimization/81835
16947 * tree-vect-loop.c (vect_is_simple_reduction): Simply checks for
16948 the phi SSA_NAME. Check that the condition in a COND_EXPR does
16949 not depend on the phi.
16951 2017-08-16 Alan Modra <amodra@gmail.com>
16953 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Delete
16956 2017-08-16 Alan Modra <amodra@gmail.com>
16958 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Merge..
16959 (save_reg_p): ..into this. Update all callers.
16960 (first_reg_to_save): Simplify.
16962 2017-08-16 Alan Modra <amodra@gmail.com>
16964 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't restore
16967 2017-08-15 Joseph Myers <joseph@codesourcery.com>
16971 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Only unroll for
16972 constant count if that count is less than 32.
16974 2017-08-15 Nathan Sidwell <nathan@acm.org>
16976 * gcc.c (execute): Emit friendlier message if inferior is killed
16977 by an external cause.
16979 2017-08-15 Richard Biener <rguenther@suse.de>
16981 PR tree-optimization/81790
16982 * tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both
16983 CONSTRUCTORs from simplifying and VN.
16985 2017-08-14 Martin Sebor <msebor@redhat.com>
16987 * builtin-attrs.def: Add comments.
16989 2017-08-14 Martin Sebor <msebor@redhat.com>
16992 * doc/extend.texi (attribute nonstring): Document new attribute.
16994 2017-08-14 Martin Sebor <msebor@redhat.com>
16997 * tree-diagnostic.c (default_tree_printer): Handle %G.
16998 * gimple-pretty-print.h (percent_G_format): Declare new function.
16999 * gimple-pretty-print.c (percent_G_format): Define.
17000 * tree-pretty-print.c (percent_K_format): Add argument.
17002 2017-08-14 Martin Sebor <msebor@redhat.com>
17004 PR translation/79998
17005 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
17006 Remove a stray space.
17008 2017-08-14 Uros Bizjak <ubizjak@gmail.com>
17011 * config/i386/i386.md (*anddi_1_btr): New insn_and_split pattern.
17012 (*iordi_1_bts): Ditto.
17013 (*xordi_1_btc): Ditto.
17015 2017-08-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17018 * config/rs6000/linux64.h (INVALID_64BIT): Use quoted strings.
17019 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17021 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Use
17022 quoted strings, and make more translator-friendly.
17023 (darwin_rs6000_override_options): Likewise.
17024 (rs6000_option_override_internal): Likewise.
17025 (rs6000_return_in_memory): Fix overlong line.
17026 (init_cmulative_args): Use quoted strings, and make more
17027 translator-friendly.
17028 (rs6000_pass_by_reference): Fix overlong line.
17029 (def_builtin): Use quoted strings.
17030 (altivec_expand_predicate_builtin): Use quoted strings, and make
17031 more translator-friendly.
17032 (htm_expand_builtin): Use quoted strings.
17033 (cpu_expand_builtin): Use quoted strings, and make more
17034 translator-friendly.
17035 (altivec_expand_builtin): Likewise.
17036 (paired_expand_predicate_builtin): Likewise.
17037 (rs6000_invalid_builtin): Likewise.
17038 (builtin_function_type): Use quoted strings.
17039 (rs6000_expand_split_stack_prologue): Use quoted strings, and make
17040 more translator-friendly.
17041 (rs6000_trampoline_init): Likewise.
17042 (rs6000_handle_altivec_attribute): Likewise.
17043 (rs6000_inner_target_options): Use quoted strings.
17044 (rs6000_disable_incompatible_switches): Likewise.
17045 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Use quoted
17046 strings, and make more translator-friendly.
17047 (SUBSUBTARGET_OVERRIDE_OPTIONS): Use quoted strings.
17049 2017-08-14 Bin Cheng <bin.cheng@arm.com>
17051 PR tree-optimization/81799
17052 * tree-loop-distribution.c (version_loop_by_alias_check): Force
17053 cond_expr to simple gimple operand.
17055 2017-08-14 Wilco Dijkstra <wdijkstr@arm.com>
17057 PR middle-end/46932
17058 * doc/sourcebuild.texi (autoincdec): Add autoincdec description.
17060 2017-08-14 Georg-Johann Lay <avr@gjlay.de>
17064 * config/avr/avr.opt (mgas-isr-prologues): New Var avr_gasisr_prologues.
17065 * config/avr/avr.md (gasisr, *gasisr): Use it instead of
17066 TARGET_GASISR_PROLOGUES.
17067 * config/avr/avr.c (avr_option_override): Same.
17068 (avr_pass_pre_proep::execute): Same.
17070 2017-08-13 H.J. Lu <hongjiu.lu@intel.com>
17073 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Replace
17074 frame pointer with stack pointer - UNITS_PER_WORD in debug insns.
17076 2017-08-13 Uros Bizjak <ubizjak@gmail.com>
17078 * config/i386/i386.md (*load_tp_<mode>): Redefine as
17079 define_insn_and_split. Split to a memory load from 0 in
17080 DEFAULT_TLS_SEG_REG address space. Merge with *load_tp_x32
17081 using PTR mode iterator.
17082 (*load_tp_x32_zext"): Redefine as define_insn_and_split.
17083 Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space.
17084 (*add_tp_<mode>): Redefine as define_insn_and_split.
17085 Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG
17086 address space. Merge with *add_tp_x32 using PTR mode iterator.
17087 (*add_tp_x32_zext"): Redefine as define_insn_and_split.
17088 Split to an add with a memory load from 0 in
17089 DEFAULT_TLS_SEG_REG address space.
17091 2017-08-12 Andrew Pinski <apinski@cavium.com>
17093 * config/aarch64/aarch64-option-extensions.def (rdma):
17094 Fix feature string to what Linux prints out in /proc/cpuinfo.
17096 2017-08-12 Pierre-Marie de Rodat <derodat@adacore.com>
17099 * dwarf2out.c (modified_type_die): For C typedef types that have
17100 an ultimate origin, process the ultimate origin instead of the
17102 (gen_typedef_die): Assert that input DECLs have no ultimate
17104 (gen_type_die_with_usage): For typedef variants that have an
17105 ultimate origin, just call gen_decl_die on the original DECL.
17106 (process_scope_var): Avoid creating DIEs for local typedefs and
17107 concrete static variables.
17109 2017-08-12 Alan Modra <amodra@gmail.com>
17113 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Upgrade to
17114 match gnu-user.h startfile.
17115 (ENDFILE_LINUX_SPEC): Similarly.
17117 2017-08-11 Thomas Schwinge <thomas@codesourcery.com>
17120 * config/nvptx/nvptx.c (nvptx_override_options_after_change):
17122 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Remove definition.
17124 2017-08-11 Tamar Christina <tamar.christina@arm.com>
17125 * config/aarch64/aarch64.md (mov<mode>): Change.
17126 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
17127 aarch64_reg_or_fp_float into aarch64_reg_or_fp_zero.
17128 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): Removed.
17130 2017-08-11 Eric Botcazou <ebotcazou@adacore.com>
17132 * tree-sra.c (build_access_from_expr_1): Use more precise diagnostics
17133 for storage order barriers.
17135 2017-08-11 Martin Liska <mliska@suse.cz>
17138 * tree-chkp.c (chkp_get_bounds_for_decl_addr): Do not instrument
17139 variables of void type.
17141 2017-08-11 Martin Liska <mliska@suse.cz>
17143 * asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with
17144 TARGET_SUPPORTS_ALIASES.
17145 * cgraph.c (cgraph_node::create_same_body_alias): Likewise.
17146 * ipa-visibility.c (can_replace_by_local_alias): Likewise.
17147 (optimize_weakref): Likewise.
17148 * symtab.c (symtab_node::noninterposable_alias): Likewise.
17149 * varpool.c (varpool_node::create_extra_name_alias): Likewise.
17150 * defaults.h: Introduce TARGET_SUPPORTS_ALIASES.
17152 2017-08-11 Martin Liska <mliska@suse.cz>
17155 * config/i386/i386.c (make_resolver_func): Do complete
17156 refactoring of the function.
17158 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
17161 * config/i386/i386.opt (mstack-protector-guard-symbol=): New option
17162 * config/i386/i386.c (ix86_stack_protect_guard): Use
17163 ix86_stack_protect_guard_symbol_str to generate varible declaration.
17164 * doc/invoke.texi (x86 Options): Document
17165 -mstack-protector-guard-symbol= option.
17167 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
17169 * config/i386/i386-protos.h (ix86_split_stack_guard): New prototype.
17170 * config/i386/i386.c (ix86_split_stack_guard): New function.
17171 (ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard.
17172 (ix86_legitimate_address_p) <case UNSPEC_STACK_CHECK>: Remove.
17173 (i386_asm_output_addr_const_extra) <case UNSPEC_STACK_CHECK>: Ditto.
17174 (optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling.
17175 * config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK.
17176 (split_stack_space_check): Call ix86_split_stack_guard.
17178 2017-08-10 Martin Sebor <msebor@redhat.com>
17180 * print-tree.c (print_node): Print location using the established
17182 Replace spaces with colons.
17183 (debug_raw, debug): Ditto.
17185 2017-08-10 Martin Sebor <msebor@redhat.com>
17188 * pretty-print.c (pp_format): Correct the handling of %s precision.
17190 2017-08-10 H.J. Lu <hongjiu.lu@intel.com>
17193 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
17195 (ix86_finalize_stack_frame_flags): This. Also clear
17196 frame_pointer_needed if -fno-omit-frame-pointer is used without
17198 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
17199 with ix86_finalize_stack_frame_flags.
17200 (ix86_expand_epilogue): Likewise.
17201 (ix86_expand_split_stack_prologue): Likewise.
17202 * doc/invoke.texi: Add a note for -fno-omit-frame-pointer.
17204 2017-08-10 Martin Liska <mliska@suse.cz>
17207 * c-attribs.c (handle_target_attribute):
17208 Report warning for an empty string argument of target attribute.
17210 2017-08-09 Jakub Jelinek <jakub@redhat.com>
17213 * omp-low.c (omp_copy_decl): Don't remap FORCED_LABEL or DECL_NONLOCAL
17215 * tree-cfg.c (move_stmt_op): Don't adjust DECL_CONTEXT of FORCED_LABEL
17216 or DECL_NONLOCAL labels.
17217 (move_stmt_r) <case GIMPLE_LABEL>: Adjust DECL_CONTEXT of FORCED_LABEL
17218 or DECL_NONLOCAL labels here.
17220 2017-08-09 Will Schmidt <will_schmidt@vnet.ibm.com>
17222 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add blurb
17223 to indicate when early gimple folding has been disabled.
17224 (rs6000_gimple_fold_builtin): Add debug content.
17225 (rs6000_invalid_builtin): Fix whitespace.
17226 (rs6000_expand_builtin): Fix whitespace.
17227 * config/rs6000/rs6000.opt: Add option for -mfold-gimple.
17229 2017-08-09 Segher Boessenkool <segher@kernel.crashing.org>
17232 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
17233 SAVE_MULTIPLE if not all the registers that saves, should be saved.
17235 2017-08-09 Jim Wilson <jim.wilson@linaro.org>
17237 * config/aarch64/aarch64-cores.def (falkor): Use falkor pipeline.
17238 (qdf24xx): Likewise.
17239 * config/aarch64/aarch64.md: Include falkor.md.
17240 * config/aarch64/falkor.md: New.
17242 2017-08-09 Marek Polacek <polacek@redhat.com>
17245 * diagnostic-core.h (emit_diagnostic_valist): Add declaration.
17246 * diagnostic.c (emit_diagnostic): Add a comment.
17247 (emit_diagnostic_valist): New function.
17249 2017-08-09 Marek Polacek <polacek@redhat.com>
17252 * input.c (make_location): New overload.
17253 * input.h (make_location): Declare.
17255 2017-08-08 Alan Modra <amodra@gmail.com>
17256 H.J. Lu <hongjiu.lu@intel.com>
17259 * gcc.c (NO_PIE_SPEC): Delete.
17260 (PIE_SPEC): Define as !no-pie/pie. Move static|shared|r
17262 (LINK_PIE_SPEC): ..to here.
17263 (LINK_COMMAND_SPEC): Support -no-pie.
17264 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Correct
17265 chain of crtbegin*.o selection, update for PIE_SPEC changes and
17267 (GNU_USER_TARGET_ENDFILE_SPEC): Similarly.
17268 * config/sol2.h (STARTFILE_CRTBEGIN_SPEC): Similarly.
17269 (ENDFILE_CRTEND_SPEC): Similarly.
17271 2017-08-08 Uros Bizjak <ubizjak@gmail.com>
17274 * config/i386/i386.opt (mstack-protector-guard-reg=): New option
17275 (mstack-protector-guard-offset=): Ditto.
17276 * config/i386/i386.c (ix86_option_override): Handle
17277 -mstack-protector-guard-reg= and -mstack-protector-guard-offset=
17279 (ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and
17280 ix86_stack_protect_guard_offset variables.
17281 (TARGET_STACK_PROTECT_GUARD): Always define.
17282 * doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg=
17283 and -mstack-protector-guard-offset= options.
17285 2017-08-08 Bin Cheng <bin.cheng@arm.com>
17287 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): Handle
17288 boundary case for the last candidate.
17290 2017-08-08 Bin Cheng <bin.cheng@arm.com>
17292 * doc/invoke.texi: Document -ftree-loop-distribution for O3.
17293 * opts.c (default_options_table): Add OPT_ftree_loop_distribution.
17295 2017-08-08 Tamar Christina <tamar.christina@arm.com>
17297 PR middle-end/19706
17298 * config/aarch64/aarch64.md (xorsign<mode>3): New optabs.
17299 * config/aarch64/aarch64-builtins.c
17300 (aarch64_builtin_vectorized_function): Added CASE_CFN_XORSIGN.
17301 * config/aarch64/aarch64-simd-builtins.def: Added xorsign BINOP.
17302 * config/aarch64/aarch64-simd.md: Added xorsign<mode>3
17304 2017-08-08 Tamar Christina <tamar.christina@arm.com>
17305 Andrew Pinski <pinskia@gmail.com>
17307 PR middle-end/19706
17308 * internal-fn.def (XORSIGN): New.
17309 * optabs.def (xorsign_optab): New.
17310 * tree-ssa-math-opts.c (is_copysign_call_with_1): New.
17311 (convert_expand_mult_copysign): New.
17312 (pass_optimize_widening_mul::execute): Call
17313 convert_expand_mult_copysign.
17315 2017-08-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17317 PR tree-optimization/81354
17318 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
17319 Insert on edges rather than explicitly creating landing pads.
17320 (analyze_candidates_and_replace): Commit edge inserts.
17322 2017-08-08 Richard Biener <rguenther@suse.de>
17324 PR middle-end/81719
17325 * tree-ssa-loop-niter.c: Include tree-dfa.h.
17326 (expand_simple_operations): Also look through ADDR_EXPRs with
17327 MEM_REF bases treating them as POINTER_PLUS_EXPR.
17329 2017-08-08 Richard Biener <rguenther@suse.de>
17331 PR tree-optimization/81723
17332 * tree-vect-slp.c (struct bst_traits): New hash traits.
17333 (bst_fail): New global.
17334 (vect_build_slp_tree_2): New worker, split out from ...
17335 (vect_build_slp_tree): ... this now wrapping it with using
17336 bst_fail set to cache SLP tree build fails. Properly handle
17338 (vect_analyze_slp_instance): Allocate and free bst_fail.
17340 2017-08-08 Martin Liska <mliska@suse.cz>
17343 * ipa-icf-gimple.c (func_checker::compare_cst_or_decl): Consider
17344 LABEL_DECLs that can be from a different function.
17346 2017-08-08 Bin Cheng <bin.cheng@arm.com>
17348 PR tree-optimization/81744
17349 * tree-predcom.c (prepare_finalizers_chain): Deep copy expr of
17350 loop's number of iterations.
17352 2017-08-08 Martin Liska <mliska@suse.cz>
17354 * asan.c: Include header files.
17355 * attribs.c (build_decl_attribute_variant): New function moved
17357 (build_type_attribute_qual_variant): Likewise.
17358 (cmp_attrib_identifiers): Likewise.
17359 (simple_cst_list_equal): Likewise.
17360 (omp_declare_simd_clauses_equal): Likewise.
17361 (attribute_value_equal): Likewise.
17362 (comp_type_attributes): Likewise.
17363 (build_type_attribute_variant): Likewise.
17364 (lookup_ident_attribute): Likewise.
17365 (remove_attribute): Likewise.
17366 (merge_attributes): Likewise.
17367 (merge_type_attributes): Likewise.
17368 (merge_decl_attributes): Likewise.
17369 (merge_dllimport_decl_attributes): Likewise.
17370 (handle_dll_attribute): Likewise.
17371 (attribute_list_equal): Likewise.
17372 (attribute_list_contained): Likewise.
17373 * attribs.h (lookup_attribute): New function moved from tree.[ch].
17374 (lookup_attribute_by_prefix): Likewise.
17375 * bb-reorder.c: Include header files.
17376 * builtins.c: Likewise.
17377 * calls.c: Likewise.
17378 * cfgexpand.c: Likewise.
17379 * cgraph.c: Likewise.
17380 * cgraphunit.c: Likewise.
17381 * convert.c: Likewise.
17382 * dwarf2out.c: Likewise.
17383 * final.c: Likewise.
17384 * fold-const.c: Likewise.
17385 * function.c: Likewise.
17386 * gimple-expr.c: Likewise.
17387 * gimple-fold.c: Likewise.
17388 * gimple-pretty-print.c: Likewise.
17389 * gimple.c: Likewise.
17390 * gimplify.c: Likewise.
17391 * hsa-common.c: Likewise.
17392 * hsa-gen.c: Likewise.
17393 * internal-fn.c: Likewise.
17394 * ipa-chkp.c: Likewise.
17395 * ipa-cp.c: Likewise.
17396 * ipa-devirt.c: Likewise.
17397 * ipa-fnsummary.c: Likewise.
17398 * ipa-inline.c: Likewise.
17399 * ipa-visibility.c: Likewise.
17401 * lto-cgraph.c: Likewise.
17402 * omp-expand.c: Likewise.
17403 * omp-general.c: Likewise.
17404 * omp-low.c: Likewise.
17405 * omp-offload.c: Likewise.
17406 * omp-simd-clone.c: Likewise.
17407 * opts-global.c: Likewise.
17408 * passes.c: Likewise.
17409 * predict.c: Likewise.
17410 * sancov.c: Likewise.
17411 * sanopt.c: Likewise.
17412 * symtab.c: Likewise.
17413 * toplev.c: Likewise.
17414 * trans-mem.c: Likewise.
17415 * tree-chkp.c: Likewise.
17416 * tree-eh.c: Likewise.
17417 * tree-into-ssa.c: Likewise.
17418 * tree-object-size.c: Likewise.
17419 * tree-parloops.c: Likewise.
17420 * tree-profile.c: Likewise.
17421 * tree-ssa-ccp.c: Likewise.
17422 * tree-ssa-live.c: Likewise.
17423 * tree-ssa-loop.c: Likewise.
17424 * tree-ssa-sccvn.c: Likewise.
17425 * tree-ssa-structalias.c: Likewise.
17426 * tree-ssa.c: Likewise.
17427 * tree-streamer-in.c: Likewise.
17428 * tree-vectorizer.c: Likewise.
17429 * tree-vrp.c: Likewise.
17430 * tsan.c: Likewise.
17431 * ubsan.c: Likewise.
17432 * varasm.c: Likewise.
17433 * varpool.c: Likewise.
17434 * tree.c: Remove functions moved to attribs.[ch].
17435 * tree.h: Likewise.
17436 * config/aarch64/aarch64.c: Add attrs.h header file.
17437 * config/alpha/alpha.c: Likewise.
17438 * config/arc/arc.c: Likewise.
17439 * config/arm/arm.c: Likewise.
17440 * config/avr/avr.c: Likewise.
17441 * config/bfin/bfin.c: Likewise.
17442 * config/c6x/c6x.c: Likewise.
17443 * config/cr16/cr16.c: Likewise.
17444 * config/cris/cris.c: Likewise.
17445 * config/darwin.c: Likewise.
17446 * config/epiphany/epiphany.c: Likewise.
17447 * config/fr30/fr30.c: Likewise.
17448 * config/frv/frv.c: Likewise.
17449 * config/ft32/ft32.c: Likewise.
17450 * config/h8300/h8300.c: Likewise.
17451 * config/i386/winnt.c: Likewise.
17452 * config/ia64/ia64.c: Likewise.
17453 * config/iq2000/iq2000.c: Likewise.
17454 * config/lm32/lm32.c: Likewise.
17455 * config/m32c/m32c.c: Likewise.
17456 * config/m32r/m32r.c: Likewise.
17457 * config/m68k/m68k.c: Likewise.
17458 * config/mcore/mcore.c: Likewise.
17459 * config/microblaze/microblaze.c: Likewise.
17460 * config/mips/mips.c: Likewise.
17461 * config/mmix/mmix.c: Likewise.
17462 * config/mn10300/mn10300.c: Likewise.
17463 * config/moxie/moxie.c: Likewise.
17464 * config/msp430/msp430.c: Likewise.
17465 * config/nds32/nds32-isr.c: Likewise.
17466 * config/nds32/nds32.c: Likewise.
17467 * config/nios2/nios2.c: Likewise.
17468 * config/nvptx/nvptx.c: Likewise.
17469 * config/pa/pa.c: Likewise.
17470 * config/pdp11/pdp11.c: Likewise.
17471 * config/powerpcspe/powerpcspe.c: Likewise.
17472 * config/riscv/riscv.c: Likewise.
17473 * config/rl78/rl78.c: Likewise.
17474 * config/rx/rx.c: Likewise.
17475 * config/s390/s390.c: Likewise.
17476 * config/sh/sh.c: Likewise.
17477 * config/sol2.c: Likewise.
17478 * config/sparc/sparc.c: Likewise.
17479 * config/spu/spu.c: Likewise.
17480 * config/stormy16/stormy16.c: Likewise.
17481 * config/tilegx/tilegx.c: Likewise.
17482 * config/tilepro/tilepro.c: Likewise.
17483 * config/v850/v850.c: Likewise.
17484 * config/vax/vax.c: Likewise.
17485 * config/visium/visium.c: Likewise.
17486 * config/xtensa/xtensa.c: Likewise.
17488 2017-08-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17491 * config/rs6000/vsx.md (vsx_concat_<mode>, VSX_D): Cleanup
17492 constraints since the -mupper-regs-* switches have been
17494 (vsx_concat_<mode>_1): New combiner insns to recognize inserting
17495 into a vector from a double word element that was extracted from
17496 another vector, and eliminate extra XXPERMDI instructions.
17497 (vsx_concat_<mode>_2): Likewise.
17498 (vsx_concat_<mode>_3): Likewise.
17499 (vsx_set_<mode>, VSX_D): Rewrite vector set in terms of vector
17500 concat to allow optimizing inserts from previous extracts.
17502 2017-08-07 Uros Bizjak <ubizjak@gmail.com>
17504 * config/i386/i386.c (ix86_stack_protect_guard): Generate
17505 memory reference to a SSP offset in TLS address space.
17506 (ix86_print_operand) <case '@'>: Remove.
17507 (ix86_print_operand_punct_valid_p): Remove '@' code.
17508 * config/i386/i386.md (unspec): Remove UNSPEC_SP_TLS_SET and
17509 UNSPEC_SP_TLS_TEST.
17510 (stack_tls_protect_set_<mode>): Remove.
17511 (stack_protect_set): Do not call gen_stack_tls_protect_set_<mode>.
17512 (stack_tls_protect_test_<mode>): Remove.
17513 (stack_protect_test): Do not call gen_stack_tls_protect_test_<mode>.
17515 2017-08-07 Olivier Hainque <hainque@adacore.com>
17518 * config/vxworksae.h (VXWORKS_HAVE_TLS): Define.
17520 2017-08-07 Douglas Rupp <rupp@adacore.com>
17522 * Makefile.in (install-mkheaders): Fix typo, where the multi_dir
17523 variable was referenced as multidir in command.
17525 2017-08-07 Jakub Jelinek <jakub@redhat.com>
17528 * gimplify.c (goa_stabilize_expr): Handle BIT_INSERT_EXPR and
17531 2017-08-07 Martin Liska <mliska@suse.cz>
17533 * config/m32c/m32c.c: Add include of stringpool.h and attribs.h.
17534 * config/rl78/rl78.c: Add include of attribs.h.
17535 * config/sh/sh.c: Likewise.
17536 * config/v850/v850.c: Likewise.
17538 2017-08-07 Tom de Vries <tom@codesourcery.com>
17540 PR middle-end/78266
17541 * omp-expand.c (expand_oacc_for): Ensure diff_type is large enough.
17543 2017-08-07 Martin Liska <mliska@suse.cz>
17545 * config/mips/mips.c: Include attribs.h.
17547 2017-08-07 Thomas Koenig <tkoenig@gcc.gnu.org>
17550 * doc/invoke.texi: Document change in behvaior for -Ofast for
17553 2017-08-07 Wilco Dijkstra <wdijkstr@arm.com>
17555 * config/aarch64/aarch64.c (aarch64_pushwb_single_reg):
17557 (aarch64_pop_regs): Likewise.
17558 (aarch64_gen_load_pair): Likewise.
17559 (aarch64_save_callee_saves): Likewise.
17560 (aarch64_restore_callee_saves): Likewise.
17562 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
17564 * config/i386/i386.c: Revert the last change.
17566 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
17569 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
17571 (ix86_finalize_stack_frame_flags): This. Also clear
17572 frame_pointer_needed if -fno-omit-frame-pointer is used without
17574 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
17575 with ix86_finalize_stack_frame_flags.
17576 (ix86_expand_epilogue): Likewise.
17577 (ix86_expand_split_stack_prologue): Likewise.
17579 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
17582 * config/i386/i386.c (get_builtin_code_for_version): Set priority
17583 to P_AES for Westmere.
17585 2017-08-07 Jonathan Yong <10walls@gmail.com>
17587 * config/i386/mingw.opt (fset-stack-executable): Removed.
17588 * config/i386/cygming.opt (fset-stack-executable): Moved
17590 * config/i386/cygwin.h: Define CHECK_EXECUTE_STACK_ENABLED.
17592 2017-08-07 Segher Boessenkool <segher@kernel.crashing.org>
17594 * print-rtl.c (print_exp): Print NOT as "~" instead of as "!".
17596 2017-08-07 Marek Polacek <polacek@redhat.com>
17598 PR middle-end/81737
17599 * fold-const.c (fold_indirect_ref_1): Check type_domain.
17601 2017-08-07 Martin Liska <mliska@suse.cz>
17603 * attribs.h (canonicalize_attr_name): New function.
17604 (cmp_attribs): Move from c-format.c and adjusted.
17605 (is_attribute_p): Moved from tree.h.
17606 * tree-inline.c: Add new includes.
17607 * tree.c (cmp_attrib_identifiers): Use cmp_attribs.
17608 (private_is_attribute_p): Remove.
17609 (private_lookup_attribute): Likewise.
17610 (private_lookup_attribute_by_prefix): Simplify.
17611 (remove_attribute): Use is_attribute_p.
17612 * tree.h: Remove removed declarations.
17614 2017-08-07 Jakub Jelinek <jakub@redhat.com>
17616 PR middle-end/81698
17617 * stmt.c (emit_case_dispatch_table): Add DEFAULT_EDGE argument,
17618 instead of computing it in the function. Formatting fix.
17619 (expand_case): Don't rely on default_edge being the first edge,
17620 clear it if removing it, pass default_edge to
17621 emit_case_dispatch_table.
17622 (expand_sjlj_dispatch_table): Pass NULL as DEFAULT_EDGE, formatting
17625 2017-08-06 Uros Bizjak <ubizjak@gmail.com>
17627 * config/alpha/alpha.c (alpha_reorg): If trap is the last active
17628 insn in the function, emit NOP after the insn.
17630 2017-08-06 Tom de Vries <tom@codesourcery.com>
17632 * omp-expand.c (expand_oacc_for): Add missing edge probability for tile
17635 2017-08-06 Tom de Vries <tom@codesourcery.com>
17637 * omp-expand.c (expand_oacc_for): Add missing edge probability for chunk
17640 2017-08-04 Yury Gribov <tetra2005@gmail.com>
17642 PR tree-optimization/57371
17643 * match.pd: New pattern.
17645 2017-08-04 Marek Polacek <polacek@redhat.com>
17647 PR middle-end/81695
17648 * fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1],
17649 perform the computation in offset_int.
17651 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
17653 PR tree-optimization/81136
17654 * tree-vectorizer.h: Include tree-hash-traits.h.
17655 (vec_base_alignments): New typedef.
17656 (vec_info): Add a base_alignments field.
17657 (vect_record_base_alignments): Declare.
17658 * tree-data-ref.h (data_reference): Add an is_conditional_in_stmt
17660 (DR_IS_CONDITIONAL_IN_STMT): New macro.
17661 (create_data_ref): Add an is_conditional_in_stmt argument.
17662 * tree-data-ref.c (create_data_ref): Likewise. Use it to initialize
17663 the is_conditional_in_stmt field.
17664 (data_ref_loc): Add an is_conditional_in_stmt field.
17665 (get_references_in_stmt): Set the is_conditional_in_stmt field.
17666 (find_data_references_in_stmt): Update call to create_data_ref.
17667 (graphite_find_data_references_in_stmt): Likewise.
17668 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
17669 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
17670 (vect_record_base_alignment): New function.
17671 (vect_record_base_alignments): Likewise.
17672 (vect_compute_data_ref_alignment): Adjust base_addr and aligned_to
17673 for nested statements even if we fail to compute a misalignment.
17674 Use pooled base alignments for unconditional references.
17675 (vect_find_same_alignment_drs): Compare base addresses instead
17677 (vect_analyze_data_refs_alignment): Call vect_record_base_alignments.
17678 * tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.
17680 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
17682 * tree-vectorizer.h (vec_info): Add a constructor and destructor.
17683 Add an explicit name for the enum. Use auto_vec for slp_instances
17684 and grouped_stores.
17685 (_loop_vec_info): Add a constructor and destructor. Use auto_vec
17687 (_bb_vec_info): Add a constructor and destructor.
17688 (vinfo_for_stmt): Return NULL for uids of -1 as well.
17689 (destroy_loop_vec_info): Delete.
17690 (vect_destroy_datarefs): Likewise.
17691 * tree-vectorizer.c (vect_destroy_datarefs): Delete.
17692 (vec_info::vec_info): New function.
17693 (vec_info::~vec_info): Likewise.
17694 (vectorize_loops): Use delete instead of destroy_loop_vec_info.
17695 * tree-parloops.c (gather_scalar_reductions): Use delete instead of
17696 destroy_loop_vec_info.
17697 * tree-vect-loop.c (new_loop_vec_info): Replace with...
17698 (_loop_vec_info::_loop_vec_info): ...this.
17699 (destroy_loop_vec_info): Replace with...
17700 (_loop_vec_info::~_loop_vec_info): ...this. Unconditionally delete
17701 the stmt_vec_infos. Leave handling of vec_info information to its
17702 destructor. Remove explicit vector releases.
17703 (vect_analyze_loop_form): Use new instead of new_loop_vec_info.
17704 (vect_analyze_loop): Use delete instead of destroy_loop_vec_info.
17705 * tree-vect-slp.c (new_bb_vec_info): Replace with...
17706 (_bb_vec_info::_bb_vec_info): ...this. Don't reserve space in
17707 BB_VINFO_GROUPED_STORES or BB_VINFO_SLP_INSTANCES.
17708 (destroy_bb_vec_info): Replace with...
17709 (_bb_vec_info::~_bb_vec_info): ...this. Leave handling of vec_info
17710 information to its destructor.
17711 (vect_slp_analyze_bb_1): Use new and delete instead of
17712 new_bb_vec_info and destroy_bb_vec_info.
17713 (vect_slp_bb): Replace 2 calls to destroy_bb_vec_info with a
17716 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
17718 * tree-data-ref.h (subscript): Add access_fn field.
17719 (data_dependence_relation): Add could_be_independent_p.
17720 (SUB_ACCESS_FN, DDR_COULD_BE_INDEPENDENT_P): New macros.
17721 (same_access_functions): Move to tree-data-ref.c.
17722 * tree-data-ref.c (ref_contains_union_access_p): New function.
17723 (access_fn_component_p): Likewise.
17724 (access_fn_components_comparable_p): Likewise.
17725 (dr_analyze_indices): Add a reference to access_fn_component_p.
17726 (dump_data_dependence_relation): Use SUB_ACCESS_FN instead of
17728 (constant_access_functions): Likewise.
17729 (add_other_self_distances): Likewise.
17730 (same_access_functions): Likewise. (Moved from tree-data-ref.h.)
17731 (initialize_data_dependence_relation): Use XCNEW and remove
17732 explicit zeroing of DDR_REVERSED_P. Look for a subsequence
17733 of access functions that have the same type. Allow the
17734 subsequence to end with different bases in some circumstances.
17735 Record the chosen access functions in SUB_ACCESS_FN.
17736 (build_classic_dist_vector_1): Replace ddr_a and ddr_b with
17737 a_index and b_index. Use SUB_ACCESS_FN instead of DR_ACCESS_FN.
17738 (subscript_dependence_tester_1): Likewise dra and drb.
17739 (build_classic_dist_vector): Update calls accordingly.
17740 (subscript_dependence_tester): Likewise.
17741 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Check
17742 DDR_COULD_BE_INDEPENDENT_P.
17743 * tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Test
17744 comp_alias_ddrs instead of may_alias_ddrs.
17745 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
17747 (vect_analyze_data_ref_dependence): Use it if
17748 DDR_COULD_BE_INDEPENDENT_P, but fall back to using the recorded
17749 distance vectors if that fails.
17750 (dependence_distance_ge_vf): New function.
17751 (vect_prune_runtime_alias_test_list): Use it. Don't clear
17752 LOOP_VINFO_MAY_ALIAS_DDRS.
17754 2017-08-04 Richard Biener <rguenther@suse.de>
17756 PR middle-end/81705
17757 * fold-const.c (fold_binary_loc): Properly restrict
17758 minus_var0 && minus_var1 case when associating undefined overflow
17761 2017-08-04 Tom de Vries <tom@codesourcery.com>
17763 * omp-simd-clone.c (simd_clone_adjust): Add missing edge probability.
17765 2017-08-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17767 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17768 Don't start diagnostic messages with a capital letter.
17769 * config/rs6000/rs6000.c (rs6000_option_override_internal):
17771 (rs6000_invalid_builtin): Likewise.
17772 (rs6000_trampoline_init): Likewise.
17774 2017-08-03 Jakub Jelinek <jakub@redhat.com>
17777 * bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish
17778 after setting changeable df flags.
17780 2017-08-03 Richard Biener <rguenther@suse.de>
17782 * tree-ssa-reassoc.c (should_break_up_subtract): Also break
17783 up if the use is in USE - X.
17785 2017-08-03 Alexander Monakov <amonakov@ispras.ru>
17787 * toplev.c (dumpfile.h): New include.
17788 (internal_error_reentered): New static function. Use it...
17789 (internal_error_function): ...here to handle reentered internal_error.
17791 2017-08-03 Richard Biener <rguenther@suse.de>
17793 PR middle-end/81148
17794 * fold-const.c (split_tree): Add minus_var and minus_con
17795 arguments, remove unused loc arg. Never generate NEGATE_EXPRs
17796 here but always use minus_*.
17797 (associate_trees): Assert we never associate with MINUS_EXPR
17798 and NULL first operand. Do not recurse for PLUS_EXPR operands
17799 when associating as MINUS_EXPR either.
17800 (fold_binary_loc): Track minus_var and minus_con.
17802 2017-08-03 Tom de Vries <tom@codesourcery.com>
17805 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers): If
17806 ACCEL_COMPILER, apply finish_options on
17807 DECL_FUNCTION_SPECIFIC_OPTIMIZATION.
17809 2017-08-03 Tom de Vries <tom@codesourcery.com>
17812 * config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
17813 function_entry_patch_area_size > 0.
17815 2017-08-03 Jakub Jelinek <jakub@redhat.com>
17818 * calls.c (alloc_max_size): Use HOST_WIDE_INT_UC (10??)
17819 instead of 10??LU, perform unit multiplication in wide_int,
17820 don't change alloc_object_size_limit if the limit is larger
17823 PR tree-optimization/81655
17824 PR tree-optimization/81588
17825 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle also
17826 the case when ranges[i].low and high are 1 for unsigned type with
17829 PR middle-end/81052
17830 * omp-low.c (diagnose_sb_0): Handle flag_openmp_simd like flag_openmp.
17831 (pass_diagnose_omp_blocks::gate): Enable also for flag_openmp_simd.
17833 2017-08-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17835 * tree-vrp.h: Add include guard.
17837 2017-08-02 Uros Bizjak <ubizjak@gmail.com>
17840 * config/i386/i386.md (unspecv): Add UNSPECV_UD2.
17841 (ud2): New insn pattern.
17842 * config/i386/i386.c (ix86_expand_epilogue):
17843 For naked functions, generate ud2 instead of trap insn.
17845 2017-08-02 Marek Polacek <polacek@redhat.com>
17848 * alloc-pool.h (base_pool_allocator): Initialize m_elt_size.
17850 2017-08-02 Tom de Vries <tom@codesourcery.com>
17851 Cesar Philippidis <cesar@codesourcery.com>
17853 * config/nvptx/nvptx.c (nvptx_lockless_update, nvptx_lockfull_update):
17854 Add missing edge probabilities.
17856 2017-08-02 Tamar Christina <tamar.christina@arm.com>
17858 * config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
17859 Correct endianness.
17861 2017-08-02 Jakub Jelinek <jakub@redhat.com>
17863 PR middle-end/79499
17864 * function.c (thread_prologue_and_epilogue_insns): Determine blocks
17865 for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
17866 of first NONDEBUG_INSN_P in each of the split_prologue_seq and
17867 prologue_seq sequences - if any.
17869 2017-08-02 Richard Biener <rguenther@suse.de>
17871 * tree-vect-stmts.c (vectorizable_store): Perform vector extracts
17872 via vectors if supported, integer extracts via punning if supported
17873 or otherwise vector extracts.
17875 2017-08-02 Richard Biener <rguenther@suse.de>
17877 * tree-ssa-pre.c (bitmap_insert_into_set_1): Remove and inline
17879 (bitmap_insert_into_set): ... this.
17881 2017-08-02 Richard Biener <rguenther@suse.de>
17883 PR tree-optimization/81633
17885 2015-08-17 Alan Hayward <alan.hayward@arm.com>
17887 PR tree-optimization/71752
17888 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
17890 2017-08-01 Daniel Santos <daniel.santos@pobox.com>
17892 * config/i386/i386.h (ix86_frame::outlined_save_offset): Remove field.
17893 (machine_function::call_ms2sysv_pad_out): Remove field.
17894 * config/i386/i386.c (xlogue_layout::get_stack_space_used): Modify.
17895 (ix86_compute_frame_layout): Likewise.
17897 2017-08-01 H.J. Lu <hongjiu.lu@intel.com>
17900 * config/i386/i386.c (ix86_set_func_type): Disallow naked
17901 attribute with interrupt attribute.
17903 2017-08-01 Andrew Pinski <apinski@cavium.com>
17905 * tree-ssa-scopedtables.c (hashable_expr_equal_p): Check
17906 BIT_INSERT_EXPR's operand 1
17907 to see if the types precision matches.
17909 2017-08-01 Martin Liska <mliska@suse.cz>
17911 PR middle-end/70140
17912 * builtins.c (expand_builtin_memcpy_args): Remove.
17913 (expand_builtin_memcpy): Call newly added function
17914 expand_builtin_memory_copy_args.
17915 (expand_builtin_memcpy_with_bounds): Likewise.
17916 (expand_builtin_mempcpy): Remove last argument.
17917 (expand_builtin_mempcpy_with_bounds): Likewise.
17918 (expand_builtin_memory_copy_args): New function created from
17919 expand_builtin_mempcpy_args with small modifications.
17920 (expand_builtin_mempcpy_args): Remove.
17921 (expand_builtin_stpcpy): Remove unused argument.
17922 (expand_builtin): Likewise.
17923 (expand_builtin_with_bounds): Likewise.
17925 2017-08-01 Martin Liska <mliska@suse.cz>
17928 Make mempcpy more optimal (PR middle-end/70140).
17930 2017-08-01 Jakub Jelinek <jakub@redhat.com>
17933 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
17934 __builtin_vec_cmpne verify both arguments are compatible vectors
17935 before looking at TYPE_MODE on the element type. For __builtin_vec_ld
17936 verify arg1_type is a pointer or array type. For __builtin_vec_st,
17937 move computation of aligned to after checking the argument types.
17941 * config/rs6000/vsx.md (vextract_fp_from_shorth,
17942 vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
17945 2017-08-01 Jerome Lambourg <lambourg@adacore.com>
17946 Doug Rupp <rupp@adacore.com>
17947 Olivier Hainque <hainque@adacore.com>
17949 * config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as
17950 well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to
17952 * config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper
17953 for TARGET_OS_CPP_BUILTIN.
17954 (TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(),
17955 refine CPU definitions for arm_arch5 and add those for arm_arch6 and
17957 (MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC,
17958 passing required abi options to the assembler for EABI configurations.
17959 (EXTRA_CC1_SPEC): New macro, to help prevent the implicit production
17960 of .text.hot and .text.unlikely sections for kernel modules when
17961 using ARM style exceptions.
17962 (CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain
17963 options. Add EXTRA_CC1_SPEC.
17964 (VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab
17966 (DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7
17968 (ARM_TARGET2_DWARF_FORMAT): Define.
17969 * config/arm/t-vxworks: Adjust multilib control to removal of the
17970 Diab command line options.
17972 2017-08-01 Martin Liska <mliska@suse.cz>
17974 PR gcov-profile/81561
17975 * gcov.c (unblock): Make unblocking safe as we need to preserve
17976 index correspondence of blocks and block_lists.
17978 2017-08-01 Richard Biener <rguenther@suse.de>
17980 PR tree-optimization/81181
17981 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
17982 (compute_antic): ... end of iteration here.
17984 2017-08-01 James Greenhalgh <james.greenhalgh@arm.com>
17986 * common.opt (ftree-vectorize): No longer set flag_tree_vectorize.
17987 (ftree-loop-vectorize): Set as EnabledBy ftree-vectorize.
17988 (ftree-slp-vectorize): Likewise.
17989 * omp-expand (expand_omp_simd): Remove flag_tree_vectorize, as it
17990 can no longer be set independent of flag_tree_loop_vectorize.
17991 * omp-general.c (emp_max_vf): Likewise.
17992 * opts.c (enable_fdo_optimizations): Remove references to
17993 flag_tree_vectorize, these are now implicit.
17994 (common_handle_option): Remove handling for OPT_ftree_vectorize,
17995 and leave it for the options machinery.
17997 2017-08-01 Martin Liska <mliska@suse.cz>
17999 PR middle-end/70140
18000 * builtins.c (expand_builtin_memcpy_args): Remove.
18001 (expand_builtin_memcpy): Call newly added function
18002 expand_builtin_memory_copy_args.
18003 (expand_builtin_memcpy_with_bounds): Likewise.
18004 (expand_builtin_mempcpy): Remove last argument.
18005 (expand_builtin_mempcpy_with_bounds): Likewise.
18006 (expand_builtin_memory_copy_args): New function created from
18007 expand_builtin_mempcpy_args with small modifications.
18008 (expand_builtin_mempcpy_args): Remove.
18009 (expand_builtin_stpcpy): Remove unused argument.
18010 (expand_builtin): Likewise.
18011 (expand_builtin_with_bounds): Likewise.
18013 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
18016 * config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel
18017 print "ds:" only for immediates in generic address space.
18019 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
18022 * config/i386/i386.c (ix86_funciton_naked): New prototype.
18023 (ix86_function_ok_for_sibcall): Return false for naked functions.
18025 2017-08-01 Richard Biener <rguenther@suse.de>
18027 * tree-ssa-pre.c (print_pre_expr): Handle NULL expr.
18028 (compute_antic): Seed worklist with exit block predecessors.
18029 * cfganal.c (dfs_find_deadend): For a cycle return the source
18030 of the edge closing it.
18032 2017-08-01 Tamar Christina <tamar.christina@arm.com>
18034 * config/aarch64/aarch64.c
18035 (aarch64_can_const_movi_rtx_p): Move 0 check.
18037 2017-08-01 Bin Cheng <bin.cheng@arm.com>
18039 * tree.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Delete.
18040 * fold-const.c (fold_comparison, fold_binary_loc): Delete use of
18042 * match.pd: Ditto in address comparison pattern.
18044 2017-08-01 Bin Cheng <bin.cheng@arm.com>
18046 PR tree-optimization/81627
18047 * tree-predcom.c (prepare_finalizers): Always rewrite into loop
18048 closed ssa form for store-store chain.
18050 2017-08-01 Bin Cheng <bin.cheng@arm.com>
18052 PR tree-optimization/81620
18053 * tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after
18054 for store-store chain.
18056 2017-08-01 Jakub Jelinek <jakub@redhat.com>
18058 PR tree-optimization/81588
18059 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): If
18060 ranges[i].in_p, invert comparison code ccode. For >/>=,
18061 swap rhs1 and rhs2 and comparison code unconditionally,
18062 for </<= don't do that. Don't swap rhs1/rhs2 again if
18063 ranges[i].in_p, instead invert comparison code ccode if
18064 opcode or oe->rank is BIT_IOR_EXPR.
18067 * optabs.def (vec_extract_optab, vec_init_optab): Change from
18068 a direct optab to conversion optab.
18069 * optabs.c (expand_vector_broadcast): Use convert_optab_handler
18070 with GET_MODE_INNER as last argument instead of optab_handler.
18071 * expmed.c (extract_bit_field_1): Likewise. Use vector from
18072 vector extraction if possible and optab is available.
18073 * expr.c (store_constructor): Use convert_optab_handler instead
18074 of optab_handler. Use vector initialization from smaller
18075 vectors if possible and optab is available.
18076 * tree-vect-stmts.c (vectorizable_load): Likewise.
18077 * doc/md.texi (vec_extract, vec_init): Document that the optabs
18078 now have two modes.
18079 * config/i386/i386.c (ix86_expand_vector_init): Handle expansion
18080 of vec_init from half-sized vectors with the same element mode.
18081 * config/i386/sse.md (ssehalfvecmode): Add V4TI case.
18082 (ssehalfvecmodelower, ssescalarmodelower): New mode attributes.
18083 (reduc_plus_scal_v8df, reduc_plus_scal_v4df, reduc_plus_scal_v2df,
18084 reduc_plus_scal_v16sf, reduc_plus_scal_v8sf, reduc_plus_scal_v4sf,
18085 reduc_<code>_scal_<mode>, reduc_umin_scal_v8hi): Add element mode
18086 after mode in gen_vec_extract* calls.
18087 (vec_extract<mode>): Renamed to ...
18088 (vec_extract<mode><ssescalarmodelower>): ... this.
18089 (vec_extract<mode><ssehalfvecmodelower>): New expander.
18090 (rotl<mode>3, rotr<mode>3, <shift_insn><mode>3, ashrv2di3): Add
18091 element mode after mode in gen_vec_init* calls.
18092 (VEC_INIT_HALF_MODE): New mode iterator.
18093 (vec_init<mode>): Renamed to ...
18094 (vec_init<mode><ssescalarmodelower>): ... this.
18095 (vec_init<mode><ssehalfvecmodelower>): New expander.
18096 * config/i386/mmx.md (vec_extractv2sf): Renamed to ...
18097 (vec_extractv2sfsf): ... this.
18098 (vec_initv2sf): Renamed to ...
18099 (vec_initv2sfsf): ... this.
18100 (vec_extractv2si): Renamed to ...
18101 (vec_extractv2sisi): ... this.
18102 (vec_initv2si): Renamed to ...
18103 (vec_initv2sisi): ... this.
18104 (vec_extractv4hi): Renamed to ...
18105 (vec_extractv4hihi): ... this.
18106 (vec_initv4hi): Renamed to ...
18107 (vec_initv4hihi): ... this.
18108 (vec_extractv8qi): Renamed to ...
18109 (vec_extractv8qiqi): ... this.
18110 (vec_initv8qi): Renamed to ...
18111 (vec_initv8qiqi): ... this.
18112 * config/rs6000/vector.md (VEC_base_l): New mode attribute.
18113 (vec_init<mode>): Renamed to ...
18114 (vec_init<mode><VEC_base_l>): ... this.
18115 (vec_extract<mode>): Renamed to ...
18116 (vec_extract<mode><VEC_base_l>): ... this.
18117 * config/rs6000/paired.md (vec_initv2sf): Renamed to ...
18118 (vec_initv2sfsf): ... this.
18119 * config/rs6000/altivec.md (splitter, altivec_copysign_v4sf3,
18120 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
18121 vec_unpacku_lo_v8hi, mulv16qi3, altivec_vreve<mode>2): Add
18122 element mode after mode in gen_vec_init* calls.
18123 * config/aarch64/aarch64-simd.md (vec_init<mode>): Renamed to ...
18124 (vec_init<mode><Vel>): ... this.
18125 (vec_extract<mode>): Renamed to ...
18126 (vec_extract<mode><Vel>): ... this.
18127 * config/aarch64/iterators.md (Vel): New mode attribute.
18128 * config/s390/s390.c (s390_expand_vec_strlen, s390_expand_vec_movstr):
18129 Add element mode after mode in gen_vec_extract* calls.
18130 * config/s390/vector.md (non_vec_l): New mode attribute.
18131 (vec_extract<mode>): Renamed to ...
18132 (vec_extract<mode><non_vec_l>): ... this.
18133 (vec_init<mode>): Renamed to ...
18134 (vec_init<mode><non_vec_l>): ... this.
18135 * config/s390/s390-builtins.def (s390_vlgvb, s390_vlgvh, s390_vlgvf,
18136 s390_vlgvf_flt, s390_vlgvg, s390_vlgvg_dbl): Add element mode after
18138 * config/arm/iterators.md (V_elem_l): New mode attribute.
18139 * config/arm/neon.md (vec_extract<mode>): Renamed to ...
18140 (vec_extract<mode><V_elem_l>): ... this.
18141 (vec_extractv2di): Renamed to ...
18142 (vec_extractv2didi): ... this.
18143 (vec_init<mode>): Renamed to ...
18144 (vec_init<mode><V_elem_l>): ... this.
18145 (reduc_plus_scal_<mode>, reduc_plus_scal_v2di, reduc_smin_scal_<mode>,
18146 reduc_smax_scal_<mode>, reduc_umin_scal_<mode>,
18147 reduc_umax_scal_<mode>, neon_vget_lane<mode>, neon_vget_laneu<mode>):
18148 Add element mode after gen_vec_extract* calls.
18149 * config/mips/mips-msa.md (vec_init<mode>): Renamed to ...
18150 (vec_init<mode><unitmode>): ... this.
18151 (vec_extract<mode>): Renamed to ...
18152 (vec_extract<mode><unitmode>): ... this.
18153 * config/mips/loongson.md (vec_init<mode>): Renamed to ...
18154 (vec_init<mode><unitmode>): ... this.
18155 * config/mips/mips-ps-3d.md (vec_initv2sf): Renamed to ...
18156 (vec_initv2sfsf): ... this.
18157 (vec_extractv2sf): Renamed to ...
18158 (vec_extractv2sfsf): ... this.
18159 (reduc_plus_scal_v2sf, reduc_smin_scal_v2sf, reduc_smax_scal_v2sf):
18160 Add element mode after gen_vec_extract* calls.
18161 * config/mips/mips.md (unitmode): New mode iterator.
18162 * config/spu/spu.c (spu_expand_prologue, spu_allocate_stack,
18163 spu_builtin_extract): Add element mode after gen_vec_extract* calls.
18164 * config/spu/spu.md (inner_l): New mode attribute.
18165 (vec_init<mode>): Renamed to ...
18166 (vec_init<mode><inner_l>): ... this.
18167 (vec_extract<mode>): Renamed to ...
18168 (vec_extract<mode><inner_l>): ... this.
18169 * config/sparc/sparc.md (veltmode): New mode iterator.
18170 (vec_init<VMALL:mode>): Renamed to ...
18171 (vec_init<VMALL:mode><VMALL:veltmode>): ... this.
18172 * config/ia64/vect.md (vec_initv2si): Renamed to ...
18173 (vec_initv2sisi): ... this.
18174 (vec_initv2sf): Renamed to ...
18175 (vec_initv2sfsf): ... this.
18176 (vec_extractv2sf): Renamed to ...
18177 (vec_extractv2sfsf): ... this.
18178 * config/powerpcspe/vector.md (VEC_base_l): New mode attribute.
18179 (vec_init<mode>): Renamed to ...
18180 (vec_init<mode><VEC_base_l>): ... this.
18181 (vec_extract<mode>): Renamed to ...
18182 (vec_extract<mode><VEC_base_l>): ... this.
18183 * config/powerpcspe/paired.md (vec_initv2sf): Renamed to ...
18184 (vec_initv2sfsf): ... this.
18185 * config/powerpcspe/altivec.md (splitter, altivec_copysign_v4sf3,
18186 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
18187 vec_unpacku_lo_v8hi, mulv16qi3): Add element mode after mode in
18188 gen_vec_init* calls.
18190 2017-08-01 Richard Biener <rguenther@suse.de>
18192 PR tree-optimization/81297
18193 * tree-vrp.c (get_single_symbol): Remove assert, instead drop
18194 TREE_OVERFLOW from INTEGER_CSTs.
18196 2017-07-31 Segher Boessenkool <segher@kernel.crashing.org>
18198 * config/rs6000/rs6000.c (enum rs6000_reg_type): Delete trailing comma.
18200 2017-07-31 Carl Love <cel@us.ibm.com>
18202 * config/rs6000/rs6000-c: Add support for built-in functions
18203 vector signed char vec_xl_be (signed long long, signed char *);
18204 vector unsigned char vec_xl_be (signed long long, unsigned char *);
18205 vector signed int vec_xl_be (signed long long, signed int *);
18206 vector unsigned int vec_xl_be (signed long long, unsigned int *);
18207 vector signed long long vec_xl_be (signed long long, signed long long *);
18208 vector unsigned long long vec_xl_be (signed long long, unsigned long long *);
18209 vector signed short vec_xl_be (signed long long, signed short *);
18210 vector unsigned short vec_xl_be (signed long long, unsigned short *);
18211 vector double vec_xl_be (signed long long, double *);
18212 vector float vec_xl_be (signed long long, float *);
18213 * config/rs6000/altivec.h (vec_xl_be): Add #define.
18214 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI, XL_BE_V8HI, XL_BE_V4SI)
18215 XL_BE_V2DI, XL_BE_V4SF, XL_BE_V2DF, XL_BE): Add definitions
18217 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Add function.
18218 (altivec_expand_builtin): Add switch statement to call
18219 altivec_expand_xl_be for each builtin.
18220 (altivec_init_builtins): Add def_builtin for _builtin_vsx_le_be_v8hi,
18221 __builtin_vsx_le_be_v4si, __builtin_vsx_le_be_v2di,
18222 __builtin_vsx_le_be_v4sf, __builtin_vsx_le_be_v2df,
18223 __builtin_vsx_le_be_v16qi.
18224 * doc/extend.texi: Update the built-in documentation file for the
18225 new built-in functions.
18227 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
18230 * config/i386/i386.c (ix86_allocate_stack_slots_for_args):
18232 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18234 2017-07-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18236 * config.gcc: Add z14.
18237 * config/s390/driver-native.c (s390_host_detect_local_cpu): Add
18238 CPU model numbers for z13s and z14.
18239 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace
18241 * config/s390/s390-opts.h (enum processor_type): Rename
18242 PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
18243 * config/s390/s390.c (processor_table): Add field for CPU name to
18244 be passed to Binutils.
18245 (s390_asm_output_machine_for_arch): Use the new field in
18246 processor_table for Binutils.
18247 (s390_expand_builtin): Replace arch12 with z14.
18248 (s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
18249 (s390_get_sched_attrmask): Likewise.
18250 (s390_get_unit_mask): Likewise.
18251 * config/s390/s390.opt: Add z14 to processor_type enum.
18253 2017-07-31 Martin Jambor <mjambor@suse.cz>
18256 * ipa-fnsummary.c (ipa_fn_summary_generate): Set versionable
18257 regardless of optimization level.
18259 2017-07-31 Jan Hubicka <hubicka@ucw.cz>
18260 Martin Liska <mliska@suse.cz>
18262 * predict.def: Remove old comment and adjust probability.
18263 * gimplify.c (should_warn_for_implicit_fallthrough): Ignore
18264 PREDICT statements.
18266 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
18269 * config/i386/i386.c (ix86_function_naked): New function.
18270 (ix86_can_use_return_insn_p): Return false for naked functions.
18271 (ix86_expand_prologue): Skip prologue for naked functions.
18272 (ix86_expand_epilogue): Skip epilogue for naked functions
18273 and emit trap instruction.
18274 (ix86_warn_func_return): New function.
18275 (ix86_attribute_table): Add "naked" attribute specification.
18276 (TARGET_WARN_FUNC_RETURN): Define.
18277 * doc/extend.texi (x86 Function Attributes) <naked>: Document it.
18279 2017-07-31 Martin Liska <mliska@suse.cz>
18281 * gimple-pretty-print.c (dump_gimple_label): Never dump BB info.
18282 (dump_gimple_bb_header): Always dump BB info.
18283 (pp_cfg_jump): Do not append info about BB when dumping a jump.
18285 2017-07-31 Martin Liska <mliska@suse.cz>
18288 * convert.c (convert_to_integer_1): Guard condition with flag_sanitize_p
18289 also with current_function_decl non-null equality.
18291 2017-07-31 Jakub Jelinek <jakub@redhat.com>
18294 * ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't
18295 change type to the element type, instead add eltype variable and
18296 use it where we are interested in the element type.
18298 PR tree-optimization/81603
18299 * ipa-polymorphic-call.c
18300 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Perform
18301 offset arithmetic in offset_int, bail out if the resulting bit offset
18302 doesn't fit into shwi.
18304 2017-07-31 Martin Liska <mliska@suse.cz>
18306 * gimplify.c (mostly_copy_tree_r): Remove Java specific hunk.
18307 (gimplify_save_expr): Fix comment.
18309 2017-07-30 H.J. Lu <hongjiu.lu@intel.com>
18312 * config/i386/i386.c (ix86_function_arg): Update arguments for
18314 (ix86_compute_frame_layout): Set the initial stack offset to
18315 INCOMING_FRAME_SP_OFFSET. Update red-zone offset with
18316 INCOMING_FRAME_SP_OFFSET.
18317 (ix86_expand_epilogue): Don't pop the 'ERROR_CODE' off the
18318 stack before exception handler returns.
18319 * config/i386/i386.h (INCOMING_FRAME_SP_OFFSET): Add the
18320 the 'ERROR_CODE' for exception handler.
18322 2017-07-30 Uros Bizjak <ubizjak@gmail.com>
18324 * config/i386/i386.h (ASM_PRINTF_EXTENSIONS): New macro.
18325 (ASM_OUTPUT_REG_PUSH): Rewrite with new operand modifiers.
18326 (ASM_OUTPUT_REG_POP): Ditto.
18327 * config/i386/i386.c (ix86_asm_output_function_label): Use fputs
18328 instead of asm_fprintf to output pure string.
18330 2017-07-29 Jakub Jelinek <jakub@redhat.com>
18332 * debug.h (struct gcc_debug_hooks): Add IMPLICIT argument
18333 to imported_module_or_decl hook.
18334 (debug_nothing_tree_tree_tree_bool): Remove.
18335 (debug_nothing_tree_tree_tree_bool_bool): New declaration.
18336 * debug.c (do_nothing_debug_hooks): Use
18337 debug_nothing_tree_tree_tree_bool_bool instead of
18338 debug_nothing_tree_tree_tree_bool.
18339 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
18340 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
18341 * sdbout.c (sdb_debug_hooks): Likewise.
18342 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
18343 (gen_namespace_die): Add DW_AT_export_symbols attribute if
18345 (dwarf2out_imported_module_or_decl): Add IMPLICIT argument,
18346 if true, -gdwarf-5 and decl will have DW_AT_export_symbols
18347 attribute, don't add anything.
18349 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18351 * fold-const.c (fold_build1_stat_loc): Remove _stat from name.
18352 (fold_build2_stat_loc): Likewise.
18353 (fold_build3_stat_loc): Likewise.
18354 * fold-const.h (fold_build1, fold_build2, fold_build3): Adjust.
18355 (fold_build1_loc): Remove macro.
18356 (fold_build2_loc): Likewise.
18357 (fold_build3_loc): Likewise.
18359 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18361 * gimple.c (gimple_build_debug_bind_stat): Remove _stat from name.
18362 (gimple_build_debug_bind_source_stat): Likewise.
18363 * gimple.h (gimple_build_debug_bind): Remove macro.
18364 (gimple_build_debug_bind_source): Likewise.
18366 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18368 * bitmap.c (bitmap_alloc): Adjust.
18369 (bitmap_gc_alloc): Likewise.
18370 * bitmap.h (bitmap_initialize_stat): Remove _stat from name.
18372 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18374 * bitmap.c (bitmap_obstack_alloc_stat): Rename to bitmap_alloc.
18375 (bitmap_gc_alloc_stat): Rename to bitmap_gc_alloc.
18376 * bitmap.h (bitmap_obstack_alloc_stat): Adjust prototype.
18377 (bitmap_gc_alloc_stat): Likewise.
18378 (BITMAP_ALLOC, BITMAP_GGC_ALLOC): Adjust.
18380 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18382 * rtl.c (shallow_copy_rtx_stat): Remove _stat from name.
18383 * rtl.h (shallow_copy_rtx): Remove macro.
18385 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18387 * emit-rtl.c (gen_raw_REG): Adjust.
18388 * gengenrtl.c (gendef): Likewise.
18389 * rtl.c (rtx_alloc_stat): Remove _stat from name.
18390 * rtl.h (rtx_alloc): Remove macro.
18392 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18394 * tree.c (build_tree_list_vec_stat): Remove _stat from name.
18395 (build_tree_list_stat): Likewise.
18396 * tree.h (build_tree_list): Remove macro.
18397 (build_tree_list_vec): Likewise.
18399 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18401 * tree.c (make_vector_stat): Remove _stat from name.
18402 (build_vector_stat): Likewise.
18403 * tree.h (make_vector_stat): Remove macro.
18404 (build_vector_stat): Likewise.
18406 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18408 * tree.h (build_var_debug_value): Remove prototype.
18410 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18412 * tree.c (tree_cons_stat): Remove _stat from name.
18413 * tree.h (tree_cons): Remove macro.
18415 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18417 * tree.c (build_vl_exp_stat): Remove _stat from name.
18418 * tree.h (build_vl_exp): Remove macro.
18420 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18422 * tree.c (build_decl_stat): Remove _stat from name.
18423 * tree.h (build_decl): Remove macro.
18425 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18427 * gimple.c (gimple_build_with_ops_stat): Adjust.
18428 (gimple_alloc_stat): Remove _stat from name.
18429 * gimple.h (gimple_alloc): Remove macro.
18431 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18433 * tree.c (make_tree_vec_stat): Remove _stat from name.
18434 (grow_tree_vec_stat): Likewise.
18435 * tree.h (make_tree_vec_stat): Adjust prototype.
18436 (grow_tree_vec_stat): Likewise.
18437 (make_tree_vec): Remove macro.
18438 (grow_tree_vec): Likewise.
18440 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18442 * fold-const.c (fold_build1_stat_loc): Adjust.
18443 (fold_build2_stat_loc): Likewise.
18444 (fold_build3_stat_loc): Likewise.
18445 * tree.c (build0_stat): Remove _stat from name.
18446 (build1_stat): Likewise.
18447 (build2_stat): Likewise.
18448 (build3_stat): Likewise.
18449 (build4_stat): Likewise.
18450 (build5_stat): Likewise.
18451 * tree.h (build1_loc): Remove macro, and rename _stat function
18453 (build2_loc): Likewise.
18454 (build3_loc): Likewise.
18455 (build4_loc): Likewise.
18456 (build5_loc): Likewise.
18458 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18460 * tree.c (make_int_cst_stat): Remove _stat from name.
18461 * tree.h (make_int_cst_stat): Adjust prototype.
18462 (make_int_cst): Remove macro.
18464 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18466 * tree.c (make_tre_binfo_stat): Remove _stat from name.
18467 * tree.h (make_tree_binfo_stat): Adjust prototype.
18468 (make_tree_binfo): Remove.
18470 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18472 * tree.c (copy_node_stat): Rename to copy_node.
18473 (build_distinct_type_copy): Adjust.
18474 * tree.h (copy_node_stat): Adjust prototype.
18475 (copy_node): Remove macro.
18477 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18479 * tree.c (make_node_stat): rename to make_node.
18480 (build_tree_list_stat): Adjust.
18481 (build0_stat): Likewise.
18482 (build2_stat): Likewise.
18483 (build3_stat): Likewise.
18484 (build4_stat): Likewise.
18485 (build5_stat): Likewise.
18486 (build_decl_stat): Likewise.
18487 * tree.h (make_node_stat): Adjust prototype.
18488 (make_node): remove macro.
18490 2017-07-28 Peter Bergner <bergner@vnet.ibm.com>
18492 * config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define.
18493 (PPC_FEATURE2_SCV): Likewise.
18494 * config/rs6000/rs6000.c (cpu_supports_info): Use them.
18496 2017-07-28 Tamar Christina <tamar.christina@arm.com>
18498 * config/aarch64/aarch64.c
18499 (aarch64_internal_mov_immediate): Add new special pattern.
18500 * config/aarch64/aarch64.md (*movdi_aarch64):
18501 Add reg/32bit const mov case.
18503 2017-07-28 Tamar Christina <tamar.christina@arm.com>
18504 Richard Sandiford <richard.sandiford@linaro.org>
18506 * config/aarch64/aarch64.md (mov<mode>): Generalize.
18507 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
18508 Add integer and movi cases.
18509 (movi-split-hf-df-sf split, fp16): New.
18510 (enabled): Added TARGET_FP_F16INST.
18511 * config/aarch64/iterators.md (GPF_HF): New.
18512 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): New.
18514 2017-07-28 Tamar Christina <tamar.christina@arm.com>
18516 * config/aarch64/aarch64.c
18517 (aarch64_simd_container_mode): Add prototype.
18518 (aarch64_expand_mov_immediate): Add HI support.
18519 (aarch64_reinterpret_float_as_int, aarch64_float_const_rtx_p: New.
18520 (aarch64_can_const_movi_rtx_p): New.
18521 (aarch64_preferred_reload_class):
18522 Remove restrictions of using FP registers for certain SIMD operations.
18523 (aarch64_rtx_costs): Added new cost for CONST_DOUBLE moves.
18524 (aarch64_valid_floating_const): Add integer move validation.
18525 (aarch64_simd_imm_scalar_p): Remove.
18526 (aarch64_output_scalar_simd_mov_immediate): Generalize function.
18527 (aarch64_legitimate_constant_p): Expand list of supported cases.
18528 * config/aarch64/aarch64-protos.h
18529 (aarch64_float_const_rtx_p, aarch64_can_const_movi_rtx_p): New.
18530 (aarch64_reinterpret_float_as_int): New.
18531 (aarch64_simd_imm_scalar_p): Remove.
18532 * config/aarch64/constraints.md (Uvi): New.
18533 (Dd): Split into Ds and new Dd.
18534 * config/aarch64/aarch64.md (*movsi_aarch64):
18536 (*movdi_aarch64): Add SIMD mov case.
18538 2017-07-28 Bin Cheng <bin.cheng@arm.com>
18540 * tree-predcom.c: (struct chain): Handle store-store chain in which
18541 stores for elimination only store loop invariant values.
18542 (execute_pred_commoning_chain): Ditto.
18543 (prepare_initializers_chain_store_elim): Ditto.
18544 (prepare_finalizers): Ditto.
18545 (is_inv_store_elimination_chain): New function.
18546 (initialize_root_vars_store_elim_1): New function.
18548 2017-07-28 Bin Cheng <bin.cheng@arm.com>
18550 * tree-predcom.c: Revise general description of the pass.
18551 (enum chain_type): New enum type for store elimination.
18552 (struct chain): New field supporting store elimination.
18553 (struct component): Ditto.
18554 (dump_chain): Dump store-stores chain.
18555 (release_chain): Release resources.
18556 (split_data_refs_to_components): Compute and create component
18557 contains only stores for elimination.
18558 (get_chain_last_ref_at): New function.
18559 (make_invariant_chain): Initialization.
18560 (make_rooted_chain): Specify chain type in parameter and record it.
18561 (add_looparound_copies): Skip for store-stores chain.
18562 (determine_roots_comp): Compute type of chain and pass it to
18564 (initialize_root_vars_store_elim_2): New function.
18565 (finalize_eliminated_stores): New function.
18566 (remove_stmt): Handle store for elimination.
18567 (execute_pred_commoning_chain): Execute predictive commoning on
18568 store-store chains.
18569 (determine_unroll_factor): Skip unroll for store-stores chain.
18570 (prepare_initializers_chain_store_elim): New function.
18571 (prepare_initializers_chain): Hanlde store-store chain.
18572 (prepare_finalizers_chain, prepare_finalizers): New function.
18573 (tree_predictive_commoning_loop): Return integer value indicating
18574 if loop is unrolled or lcssa form is corrupted.
18575 (tree_predictive_commoning): Rewrite for lcssa form if necessary.
18577 2017-07-28 Bin Cheng <bin.cheng@arm.com>
18579 * tree-predcom.c (initialize_root): Delete.
18580 (execute_pred_commoning_chain): Initialize root vars and replace
18581 reference of non-combined chain directly, rather than call above
18584 2017-07-28 Bin Cheng <bin.cheng@arm.com>
18586 * tree-predcom.c (ref_at_iteration): Add parameter NITERS. Compute
18587 memory reference to DR at (NITERS + ITERS)-th iteration of loop.
18589 2017-07-28 Bin Cheng <bin.cheng@arm.com>
18591 * tree-predcom.c (struct chain): New field init_seq.
18592 (release_chain): Release init_seq.
18593 (prepare_initializers_chain): Record intialization stmts in above
18595 (insert_init_seqs): New function.
18596 (tree_predictive_commoning_loop): Call insert_init_seqs.
18598 2017-07-28 Bin Cheng <bin.cheng@arm.com>
18600 * tree-predcom.c (determine_roots_comp): Skip trivial components.
18602 2017-07-28 Richard Biener <rguenther@suse.de>
18604 * match.pd: Remove superfluous :c.
18605 * genmatch.c (simplify::id): Add member.
18606 (lower_commutative, lower_opt_convert, lower_cond, lower_for):
18608 (current_id): New global.
18609 (dt_node::parent): Move from ...
18610 (dt_operand::parent): ... here. Add for_id member.
18611 (is_a_helper <dt_operand *>::test): DT_TRUE is also a dt_operand.
18612 (decision_tree::find_node): Relax order requirement when
18613 merging DT_TRUE nodes to ones inbetween the current simplify
18614 and the one we try to merge with. Add diagnostic whenever
18615 we need to enforce pattern order by not merging.
18616 (decision_tree::insert): Set current_id.
18617 (decision_tree::print_node): Dump parent node and for_id.
18618 (parser::last_id): Add member.
18619 (parser::push_simplify): Assign unique id.
18620 (parser::parser): Initialize last_id.
18622 2017-07-28 Martin Liska <mliska@suse.cz>
18625 * sanopt.c (sanitize_rewrite_addressable_params): Set VALUE_EXPR after
18626 gimple_build_debug_bind.
18628 2017-07-28 Richard Biener <rguenther@suse.de>
18630 PR tree-optimization/81502
18631 * match.pd: Add pattern combining BIT_INSERT_EXPR with
18633 * tree-cfg.c (verify_expr): Verify types of BIT_FIELD_REF
18635 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR pos.
18636 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Use bitsizetype
18637 for BIT_FIELD_REF args.
18638 * fold-const.c (make_bit_field_ref): Likewise.
18639 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
18641 2017-07-28 Jakub Jelinek <jakub@redhat.com>
18644 * sanopt.c (pass_sanopt::execute): Handle IFN_UBSAN_PTR.
18645 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.
18646 * flag-types.h (enum sanitize_code): Add SANITIZER_POINTER_OVERFLOW.
18647 Or it into SANITIZER_UNDEFINED.
18648 * ubsan.c: Include gimple-fold.h and varasm.h.
18649 (ubsan_expand_ptr_ifn): New function.
18650 (instrument_pointer_overflow): New function.
18651 (maybe_instrument_pointer_overflow): New function.
18652 (instrument_object_size): Formatting fix.
18653 (pass_ubsan::execute): Call instrument_pointer_overflow
18654 and maybe_instrument_pointer_overflow.
18655 * internal-fn.c (expand_UBSAN_PTR): New function.
18656 * ubsan.h (ubsan_expand_ptr_ifn): Declare.
18657 * sanitizer.def (__ubsan_handle_pointer_overflow,
18658 __ubsan_handle_pointer_overflow_abort): New builtins.
18659 * tree-ssa-tail-merge.c (merge_stmts_p): Handle IFN_UBSAN_PTR.
18660 * internal-fn.def (UBSAN_PTR): New internal function.
18661 * opts.c (sanitizer_opts): Add pointer-overflow.
18662 * lto-streamer-in.c (input_function): Handle IFN_UBSAN_PTR.
18663 * fold-const.c (build_range_check): Compute pointer range check in
18664 integral type if pointer arithmetics would be needed. Formatting
18667 2017-07-28 Martin Liska <mliska@suse.cz>
18670 * sanopt.c (sanitize_rewrite_addressable_params): Do not rewrite
18671 parameters that are of a variable-length.
18673 2017-07-28 Sebastian Huber <sebastian.huber@embedded-brains.de>
18675 * config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h. Add
18677 * config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro.
18678 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18679 (CRT_CALL_STATIC_FUNCTION): Likewise.
18680 (ASM_DEFAULT_SPEC): New define.
18681 (ASM_SPEC32): Likewise.
18682 (ASM_SPEC64): Likewise.
18683 (ASM_SPEC_COMMON): Likewise.
18684 (ASM_SPEC): Likewise.
18685 (INVALID_64BIT): Likewise.
18686 (LINK_OS_DEFAULT_SPEC): Likewise.
18687 (LINK_OS_SPEC32): Likewise.
18688 (LINK_OS_SPEC64): Likewise.
18689 (POWERPC_LINUX): Likewise.
18690 (PTRDIFF_TYPE): Likewise.
18691 (RESTORE_FP_PREFIX): Likewise.
18692 (RESTORE_FP_SUFFIX): Likewise.
18693 (SAVE_FP_PREFIX): Likewise.
18694 (SAVE_FP_SUFFIX): Likewise.
18695 (SIZE_TYPE): Likewise.
18696 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
18697 (TARGET_64BIT): Likewise.
18698 (TARGET_64BIT): Likewise.
18699 (TARGET_AIX): Likewise.
18700 (WCHAR_TYPE_SIZE): Likewise.
18701 (WCHAR_TYPE): Undefine.
18702 (TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines.
18703 (CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC.
18704 (CPP_OS_RTEMS_SPEC): Delete.
18705 (SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems. Add
18706 asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and
18708 * config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs.
18710 2017-07-28 Jakub Jelinek <jakub@redhat.com>
18712 PR tree-optimization/81578
18713 * tree-parloops.c (build_new_reduction): Bail out if
18714 reduction_code isn't one of the standard OpenMP reductions.
18715 Move the details printing after that decision.
18717 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
18719 * config/rs6000/predicates.md (volatile_mem_operand): Remove code
18720 related to reload_in_progress.
18721 (splat_input_operand): Likewise.
18722 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
18724 * config/rs6000/rs6000.c (machine_function): Remove sdmode_stack_slot
18726 (TARGET_EXPAND_TO_RTL_HOOK): Delete.
18727 (TARGET_INSTANTIATE_DECLS): Likewise.
18728 (legitimate_indexed_address_p): Delete reload_in_progress code.
18729 (rs6000_debug_legitimate_address_p): Likewise.
18730 (rs6000_eliminate_indexed_memrefs): Likewise.
18731 (rs6000_emit_le_vsx_store): Likewise.
18732 (rs6000_emit_move_si_sf_subreg): Likewise.
18733 (rs6000_emit_move): Likewise.
18734 (register_to_reg_type): Likewise.
18735 (rs6000_pre_atomic_barrier): Likewise.
18736 (rs6000_machopic_legitimize_pic_address): Likewise.
18737 (rs6000_allocate_stack_temp): Likewise.
18738 (rs6000_address_for_fpconvert): Likewise.
18739 (rs6000_address_for_altivec): Likewise.
18740 (rs6000_secondary_memory_needed_rtx): Delete function.
18741 (rs6000_check_sdmode): Likewise.
18742 (rs6000_alloc_sdmode_stack_slot): Likewise.
18743 (rs6000_instantiate_decls): Likewise.
18744 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18745 * config/rs6000/rs6000.md (splitter for *movsi_got_internal):
18746 Delete reload_in_progress.
18747 (*vec_reload_and_plus_<mptrsize>): Likewise.
18748 * config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
18749 (vsx_div_v2di): Likewise.
18750 (vsx_udiv_v2di): Likewise.
18752 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
18754 * config/rs6000/rs6000.opt (mlra): Replace with stub.
18755 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Delete OPTION_MASK_LRA.
18756 * config/rs6000/rs6000.c (TARGET_LRA_P): Delete.
18757 (rs6000_debug_reg_global): Delete print of LRA status.
18758 (rs6000_option_override_internal): Delete dead LRA related code.
18759 (rs6000_lra_p): Delete function.
18760 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mlra.
18762 2017-07-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
18764 * config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*).
18765 * config/riscv/rtems.h: New file.
18767 2017-07-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18768 Sudakshina Das <sudi.das@arm.com>
18770 * config/aarch64/aarch64.md
18771 (define_split for and<mode>3nr_compare): Move
18772 non aarch64_logical_operand to a register.
18773 (define_split for and_<SHIFT:optab><mode>3nr_compare0): Move non
18774 register immediate operand to a register.
18775 * config/aarch64/predicates.md (aarch64_mov_imm_operand): New.
18777 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
18779 PR middle-end/81564
18780 * tree-cfg.c (group_case_labels_stmt): Handle already deleted blocks.
18782 2017-07-27 Richard Biener <rguenther@suse.de>
18784 PR tree-optimization/81573
18785 PR tree-optimization/81494
18786 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
18787 multi defuse cycle case.
18789 2017-07-27 Richard Biener <rguenther@suse.de>
18791 PR tree-optimization/81571
18792 * tree-vect-slp.c (vect_build_slp_tree): Properly verify reduction
18795 2017-07-27 Eric Botcazou <ebotcazou@adacore.com>
18797 * config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag
18798 earlier and only if MASK_FPU is set. Adjust formatting.
18800 2017-07-27 Martin Liska <mliska@suse.cz>
18802 * opt-functions.awk: Add validation of value of Init.
18803 * optc-gen.awk: Pass new argument.
18805 2017-07-27 Martin Liska <mliska@suse.cz>
18807 * auto-profile.c (autofdo_source_profile::update_inlined_ind_target):
18808 Fix wrong condition.
18810 2017-07-27 Martin Liska <mliska@suse.cz>
18812 * auto-profile.c (afdo_annotate_cfg): Assign zero counts to
18813 BBs and edges seen by autoFDO.
18815 2017-07-27 Richard Biener <rguenther@suse.de>
18817 PR tree-optimization/81502
18818 * tree-ssa.c (non_rewritable_lvalue_p): Handle BIT_INSERT_EXPR
18819 with incompatible but same sized type.
18820 (execute_update_addresses_taken): Likewise.
18822 2017-07-27 James Greenhalgh <james.greenhalgh@arm.com>
18824 * tree-ssa-loop-ch.c (pass_ch::process_loop_p): Guard on
18825 flag_tree_loop_vectorize rather than flag_tree_vectorize.
18827 2017-07-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18830 * config/s390/s390.md ("*atomic_compare_and_swap<mode>_1")
18831 ("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"):
18832 Change s_operand to memory_operand.
18834 2017-07-27 Richard Sandiford <richard.sandiford@linaro.org>
18836 * config/rs6000/rs6000-protos.h (rs6000_emit_le_vsx_permute): Declare.
18837 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Replace with...
18838 (rs6000_emit_le_vsx_permute): ...this. Take the destination as input.
18839 Emit instructions rather than returning an expression. Handle TFmode
18840 and KFmode by casting to TImode.
18841 (rs6000_emit_le_vsx_load): Update to use rs6000_emit_le_vsx_permute.
18842 (rs6000_emit_le_vsx_store): Likewise.
18843 * config/rs6000/vsx.md (VSX_TI): New iterator.
18844 (*vsx_le_permute_<mode>): Use it instead of VSX_LE_128.
18845 (*vsx_le_undo_permute_<mode>): Likewise.
18846 (*vsx_le_perm_load_<mode>): Use rs6000_emit_le_vsx_permute to
18847 emit the split sequence.
18848 (*vsx_le_perm_store_<mode>): Likewise.
18850 2017-07-27 Jakub Jelinek <jakub@redhat.com>
18852 PR tree-optimization/81555
18853 PR tree-optimization/81556
18854 * tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument,
18855 if true, force CHANGED for the recursive invocation.
18856 (reassociate_bb): Remember original length of ops array, pass
18857 len != orig_len as NEXT_CHANGED in rewrite_expr_tree call.
18859 * attribs.c (decl_attributes): Imply noinline, noclone and no_icf
18860 attributes for noipa attribute. For naked attribute use
18861 lookup_attribute first before lookup_attribute_spec.
18862 * final.c (rest_of_handle_final): Disable IPA RA for functions with
18864 * ipa-visibility.c (non_local_p): Fix comment typos. Return true
18865 for functions with noipa attribute.
18866 (cgraph_externally_visible_p): Return true for functions with noipa
18868 * cgraph.c (cgraph_node::get_availability): Return AVAIL_INTERPOSABLE
18869 for functions with noipa attribute.
18870 * doc/extend.texi: Document noipa function attribute.
18871 * tree-ssa-structalias.c (refered_from_nonlocal_fn): Set *nonlocal_p
18872 also for functions with noipa attribute.
18873 (ipa_pta_execute): Set nonlocal_p also for nodes with noipa attribute.
18875 2017-07-26 Andrew Pinski <apinski@cavium.com>
18877 * config/aarch64/aarch64.c (thunderx_vector_cost): Decrease cost of
18878 vec_unalign_load_cost and vec_unalign_store_cost.
18880 2017-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
18882 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Delete
18883 -mvsx-small-integer option.
18884 (ISA_3_0_MASKS_IEEE): Likewise.
18885 (OTHER_VSX_VECTOR_MASKS): Likewise.
18886 (POWERPC_MASKS): Likewise.
18887 * config/rs6000/rs6000.opt (-mvsx-small-integer): Likewise.
18888 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Simplify
18889 code, only testing for DImode being allowed in non-VSX floating
18891 (rs6000_init_hard_regno_mode_ok): Change TARGET_VSX_SMALL_INTEGER
18892 to TARGET_P8_VECTOR test. Remove redundant VSX test inside of
18894 (rs6000_option_override_internal): Delete -mvsx-small-integer.
18895 (rs6000_expand_vector_set): Change TARGET_VSX_SMALL_INTEGER to
18896 TARGET_P8_VECTOR test.
18897 (rs6000_secondary_reload_simple_move): Likewise.
18898 (rs6000_preferred_reload_class): Delete TARGET_VSX_SMALL_INTEGER,
18899 since TARGET_P9_VECTOR was already tested.
18900 (rs6000_opt_masks): Remove -mvsx-small-integer.
18901 * config/rs6000/vsx.md (vsx_extract_<mode>): Delete
18902 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
18904 (vsx_extract_<mode>_p9): Delete TARGET_VSX_SMALL_INTEGER, since a
18905 test for TARGET_VEXTRACTUB was used, and that uses
18907 (p9 extract splitter): Likewise.
18908 (vsx_extract_<mode>_di_p9): Likewise.
18909 (vsx_extract_<mode>_store_p9): Likewise.
18910 (vsx_extract_si): Delete TARGET_VSX_SMALL_INTEGER, since a test
18911 for TARGET_P9_VECTOR was used. Delete code that is now dead with
18912 the elimination of TARGET_VSX_SMALL_INTEGER.
18913 (vsx_extract_<mode>_p8): Likewise.
18914 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Likewise.
18915 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
18916 (vsx_set_<mode>_p9): Likewise.
18917 (vsx_set_v4sf_p9): Likewise.
18918 (vsx_set_v4sf_p9_zero): Likewise.
18919 (vsx_insert_extract_v4sf_p9): Likewise.
18920 (vsx_insert_extract_v4sf_p9_2): Likewise.
18921 * config/rs6000/rs6000.md (sign extend splitter): Change
18922 TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test.
18923 (floatsi<mode>2_lfiwax_mem): Likewise.
18924 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18925 (float<QHI:mode><FP_ISA3:mode>2): Delete TARGET_VSX_SMALL_INTEGER,
18926 since a test for TARGET_P9_VECTOR was used.
18927 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
18928 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
18929 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
18930 (fix_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
18931 TARGET_P8_VECTOR test.
18932 (fix_trunc<mode>si2_stfiwx): Likewise.
18933 (fix_trunc<mode>si2_internal): Likewise.
18934 (fix_trunc<SFDF:mode><QHI:mode>2): Delete
18935 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
18937 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
18938 (fixuns_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
18939 TARGET_P8_VECTOR test.
18940 (fixuns_trunc<mode>si2_stfiwx): Likewise.
18941 (fixuns_trunc<SFDF:mode><QHI:mode>2): Delete
18942 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
18944 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
18945 (fctiw<u>z_<mode>_smallint): Delete TARGET_VSX_SMALL_INTEGER,
18946 since a test for TARGET_P9_VECTOR was used.
18947 (splitter for loading small constants): Likewise.
18949 2017-07-26 Andrew Pinski <apinski@cavium.com>
18951 * config/aarch64/aarch64.c (thunderx_vector_cost): Fix
18954 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
18957 * config/i386/i386.c (sp_valid_at): Properly check CFA offset.
18958 (fp_valid_at): Likewise.
18960 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
18962 * config/aarch64/aarch64.c (cortexa57_addrcost_table): Remove.
18963 (qdf24xx_addrcost_table): Likewise.
18964 (cortexa57_tunings): Update to use generic_branch_cost.
18965 (cortexa72_tunings): Likewise.
18966 (cortexa73_tunings): Likewise.
18967 (qdf24xx_tunings): Likewise.
18969 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
18971 * config/aarch64/aarch64.c (cortexa57_branch_cost): Remove.
18972 (thunderx2t99_branch_cost): Likewise.
18973 (cortexa35_tunings): Update to use generic_branch_cost.
18974 (cortexa53_tunings): Likewise.
18975 (cortexa57_tunings): Likewise.
18976 (cortexa72_tunings): Likewise.
18977 (cortexa73_tunings): Likewise.
18978 (thunderx2t99_tunings): Likewise.
18980 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
18982 * config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD.
18983 (sparc_option_override): Honour MASK_FSMULD.
18984 * config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD.
18985 * config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD.
18986 * config/sparc/sparc.opt (mfsmuld): New option.
18987 * doc/invoke.texi (mfsmuld): Document option.
18989 2017-07-26 Marek Polacek <polacek@redhat.com>
18991 PR middle-end/70992
18992 * tree.c (build2_stat): Don't set TREE_CONSTANT on divisions by zero.
18994 2017-07-26 Richard Biener <rguenther@suse.de>
18996 * gimple-match-head.c (do_valueize): Return OP if valueize
18998 (get_def): New helper to get at the def stmt of a SSA name
18999 if valueize allows.
19000 * genmatch.c (dt_node::gen_kids_1): Use get_def instead of
19001 do_valueize to get at the def stmt.
19002 (dt_operand::gen_gimple_expr): Simplify do_valueize calls.
19004 2017-07-26 Wilco Dijkstra <wdijkstr@arm.com>
19006 PR middle-end/46932
19007 * auto-inc-dec.c (parse_add_or_inc): Block autoinc on sfp.
19009 2017-07-26 Martin Liska <mliska@suse.cz>
19012 * function.c (expand_function_start): Make expansion of
19013 nonlocal_goto_save_area after parm_birth_insn.
19015 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
19017 * config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU
19018 from all CPU target flags enable members.
19020 2017-07-26 Richard Biener <rguenther@suse.de>
19022 * genmatch.c (dt_simplify::gen): Make iterator vars const.
19023 (decision_tree::gen): Make 'type' const.
19024 (write_predicate): Likewise.
19026 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19028 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok):
19029 Eliminate TARGET_UPPER_REGS_{DF,DI,SF} usage.
19030 (rs6000_option_override_internal): Likewise.
19031 (rs6000_expand_vector_set): Likewise.
19032 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Delete.
19033 (TARGET_UPPER_REGS_SF): Likewise.
19034 (TARGET_UPPER_REGS_DI): Likewise.
19035 (TARGET_VEXTRACTUB): Eliminate TARGET_UPPER_REGS_{DF,DI,SF}.
19036 (TARGET_DIRECT_MOVE_64BIT): Likewise.
19037 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Likewise.
19038 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
19039 (Splitters for DI constants in Altivec registers): Likewise.
19040 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Likewise.
19041 (vsx_set_v4sf_p9): Likewise.
19042 (vsx_set_v4sf_p9_zero): Likewise.
19043 (vsx_insert_extract_v4sf_p9): Likewise.
19044 (vsx_insert_extract_v4sf_p9_2): Likewise.
19046 2017-07-25 Carl Love <cel@us.ibm.com>
19048 * doc/extend.texi: Update the built-in documentation file for the
19049 existing built-in functions
19050 vector signed char vec_cnttz (vector signed char);
19051 vector unsigned char vec_cnttz (vector unsigned char);
19052 vector signed short vec_cnttz (vector signed short);
19053 vector unsigned short vec_cnttz (vector unsigned short);
19054 vector signed int vec_cnttz (vector signed int);
19055 vector unsigned int vec_cnttz (vector unsigned int);
19056 vector signed long long vec_cnttz (vector signed long long);
19057 vector unsigned long long vec_cnttz (vector unsigned long long);
19059 2017-07-25 Andrew Pinski <apinski@cavium.com>
19061 * tree-ssa-uninit.c (warn_uninitialized_vars): Don't warn about memory
19062 accesses where the use is for the first operand of a BIT_INSERT.
19064 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
19067 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
19068 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
19070 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
19072 * config/i386/gstabs.h: Delete.
19073 * config/i386/openbsd.h, config/i386/t-openbsd: Likewise.
19075 2017-07-25 Uros Bizjak <ubizjak@gmail.com>
19077 * config/i386/i386.c (ix86_decompose_address): Do not check for
19078 register RTX when looking at index_reg or base_reg.
19079 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use stack_pointer_rtx.
19081 2017-07-25 Eric Botcazou <ebotcazou@adacore.com>
19083 * gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace
19084 to update EH info here.
19086 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
19088 * match.pd ((X * CST1) * CST2): Simplify to X * (CST1 * CST2).
19090 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
19092 * match.pd ((X * CST) * Y): Reassociate to (X * Y) * CST.
19094 2017-07-25 Torsten Duwe <duwe@suse.de>
19096 * common.opt: Introduce -fpatchable-function-entry
19097 command line option, and its variables function_entry_patch_area_size
19098 and function_entry_patch_area_start.
19099 * opts.c (common_handle_option): Add -fpatchable_function_entry_ case,
19100 including a two-value parser.
19101 * target.def (print_patchable_function_entry): New target hook.
19102 * targhooks.h (default_print_patchable_function_entry): New function.
19103 * targhooks.c (default_print_patchable_function_entry): Likewise.
19104 * toplev.c (process_options): Switch off IPA-RA if
19105 patchable function entries are being generated.
19106 * varasm.c (assemble_start_function): Look at the
19107 patchable-function-entry command line switch and current
19108 function attributes and maybe generate NOP instructions by
19109 calling the print_patchable_function_entry hook.
19110 * doc/extend.texi: Document patchable_function_entry attribute.
19111 * doc/invoke.texi: Document -fpatchable_function_entry
19112 command line option.
19113 * doc/tm.texi.in (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
19115 * doc/tm.texi: Re-generate.
19117 2017-07-25 Jakub Jelinek <jakub@redhat.com>
19120 * config/i386/constraints.md (Yd, Ye): Use ALL_SSE_REGS for
19121 TARGET_AVX512DQ rather than TARGET_AVX512BW.
19123 2017-07-25 Tamar Christina <tamar.christina@arm.com>
19125 * config/arm/parsecpu.awk (all_cores): Remove duplicates.
19127 2017-07-25 Richard Biener <rguenther@suse.de>
19129 PR tree-optimization/81455
19130 * tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to
19131 not walk in cycles when looking for guards.
19133 2017-07-25 Richard Biener <rguenther@suse.de>
19135 PR tree-optimization/81529
19136 * tree-vect-stmts.c (process_use): Disregard live induction PHIs
19137 when optimizing backedge uses.
19139 2017-07-25 David Edelsohn <dje.gcc@gmail.com>
19141 * dwarf2asm.c (dw2_asm_output_nstring): Encode double quote
19143 * dwarf2out.c (output_macinfo): Copy debug_line_section_label
19144 to dl_section_ref. On AIX, append an expression to subtract
19145 the size of the section length to dl_section_ref.
19147 2017-07-25 Segher Boessenkool <segher@kernel.crashing.org>
19149 * configure.ac: If any of the config.* scripts fail, exit 1.
19150 * configure: Regenerate.
19152 2017-07-25 Richard Biener <rguenther@suse.de>
19154 PR middle-end/81546
19155 * tree-ssa-operands.c (verify_imm_links): Remove cap on number
19156 of immediate uses, be more verbose on errors.
19158 2017-07-25 Richard Biener <rguenther@suse.de>
19160 PR tree-optimization/81510
19161 * tree-vect-loop.c (vect_is_simple_reduction): When the
19162 reduction stmt is not inside the loop bail out.
19164 2017-07-25 Richard Biener <rguenther@suse.de>
19166 PR tree-optimization/81303
19167 * tree-vect-loop-manip.c (vect_loop_versioning): Build
19168 profitability check against LOOP_VINFO_NITERSM1.
19170 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
19172 * domwalk.c (cmp_bb_postorder): Simplify.
19173 (sort_bbs_postorder): New function. Use it...
19174 (dom_walker::walk): ...here to optimize common cases.
19176 2017-07-25 Martin Liska <mliska@suse.cz>
19179 * ipa-visibility.c (function_and_variable_visibility): Make the
19180 redirection just on target that supports aliasing.
19181 Fix GNU coding style.
19183 2017-07-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
19186 * config/aarch64/rtems.h: Add GCC Runtime Library Exception.
19188 * config/arm/rtems.h: Likewise.
19189 * config/bfin/rtems.h: Likewise.
19190 * config/i386/rtemself.h: Likewise.
19191 * config/lm32/rtems.h: Likewise.
19192 * config/m32c/rtems.h: Likewise.
19193 * config/m68k/rtemself.h: Likewise.
19194 * config/microblaze/rtems.h: Likewise.
19195 * config/mips/rtems.h: Likewise.
19196 * config/moxie/rtems.h: Likewise.
19197 * config/nios2/rtems.h: Likewise.
19198 * config/powerpcspe/rtems.h: Likewise.
19199 * config/rs6000/rtems.h: Likewise.
19200 * config/rtems.h: Likewise.
19201 * config/sh/rtems.h: Likewise.
19202 * config/sh/rtemself.h: Likewise.
19203 * config/sparc/rtemself.h: Likewise.
19205 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
19208 * hsa-brig.c (brig_init): Use xasprintf instead of asprintf.
19209 * gimple-pretty-print.c (dump_profile, dump_probability): Same.
19210 * tree-ssa-structalias.c (alias_get_name): Same.
19212 2017-07-25 Bin Cheng <bin.cheng@arm.com>
19215 * config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac
19216 instructions if no du chain is found.
19218 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
19220 * config/avr/avr-log.c (avr_log_vadump) ['T']: Print NULL-TREE.
19222 2017-07-25 Richard Biener <rguenther@suse.de>
19224 PR middle-end/81505
19225 * fold-const.c (fold_negate_const): TREE_OVERFLOW should be
19228 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19230 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Delete
19231 upper-regs options.
19232 (ISA_2_7_MASKS_SERVER): Likewise.
19233 (ISA_3_0_MASKS_IEEE): Likewise.
19234 (OTHER_P8_VECTOR_MASKS): Likewise.
19235 (OTHER_VSX_VECTOR_MASKS): Likewise.
19236 (POWERPC_MASKS): Likewise.
19237 (power7 cpu): Use ISA_2_6_MASKS_SERVER instead of using a
19238 duplicate list of options.
19239 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Remove
19240 explicit -mupper-regs options.
19241 * config/rs6000/rs6000.opt (-mvsx-scalar-memory): Delete
19242 -mupper-regs* options. Delete -mvsx-scalar-memory, which was an
19243 alias for -mupper-regs-df.
19244 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
19245 (rs6000_init_hard_regno_mode_ok): Likewise.
19246 (rs6000_option_override_internal): Likewise.
19247 (rs6000_opt_masks): Likewise.
19248 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Define upper regs
19249 options in terms of whether -mvsx or -mpower8-vector was used.
19250 (TARGET_UPPER_REGS_DI): Likewise.
19251 (TARGET_UPPER_REGS_SF): Likewise.
19252 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete the
19253 -mupper-regs-* options.
19255 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
19257 * passes.c (emergency_dump_function): Print some empty lines and a
19258 header before the RTL dump.
19260 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
19262 * cfgrtl.c (rtl_dump_bb): Don't call NEXT_INSN on NULL.
19264 2017-07-24 Wilco Dijkstra <wdijkstr@arm.com>
19267 * config/aarch64/aarch64.c (aarch64_classify_symbol):
19268 Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals.
19270 2017-07-24 Carl Love <cel@us.ibm.com>
19272 * config/rs6000/rs6000-c.c: Add support for built-in functions
19273 vector float vec_extract_fp32_from_shorth (vector unsigned short);
19274 vector float vec_extract_fp32_from_shortl (vector unsigned short);
19275 * config/rs6000/altivec.h (vec_extract_fp_from_shorth,
19276 vec_extract_fp_from_shortl): Add defines for the two builtins.
19277 * config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH,
19278 VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1
19280 * config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn.
19281 (vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands.
19282 * doc/extend.texi: Update the built-in documentation file for the
19283 new built-in function.
19285 2017-07-24 Jakub Jelinek <jakub@redhat.com>
19288 * tree.def: Remove TYPE_METHODS documentation, adjust TYPE_FIELDS
19290 * doc/generic.texi: Likewise.
19291 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
19292 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
19294 2017-07-24 Jackson Woodruff <jackson.woodruff@arm.com>
19296 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): New.
19297 (aarch64_mls_elt_merge<mode>): Likewise.
19299 2017-07-23 Krister Walfridsson <krister.walfridsson@gmail.com>
19301 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
19302 having __cxa_atexit.
19304 2017-07-23 Michael Collison <michael.collison@arm.com>
19306 * config/arm/arm.c (arm_option_override): Deprecate
19307 use of -mstructure-size-boundary.
19308 * config/arm/arm.opt: Deprecate -mstructure-size-boundary.
19309 * doc/invoke.texi: Deprecate -mstructure-size-boundary.
19311 2017-07-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19314 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
19315 Reduce cost estimate for direct moves.
19317 2017-07-23 Uros Bizjak <ubizjak@gmail.com>
19320 * config/i386/i386.c (ix86_option_override_internal): Disable
19321 BMI, BMI2 and TBM instructions for -m16.
19323 2017-07-21 Carl Love <cel@us.ibm.com>
19325 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19326 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
19327 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
19328 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
19329 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
19330 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
19331 VMULOSW): New enum "unspec" values.
19332 (altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
19333 altivec_vmulosw): New patterns.
19334 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
19335 VMULOSW): Add definitions.
19337 2017-07-21 Jim Wilson <jim.wilson@linaro.org>
19339 * config/aarch64/aarch64-cores.def (falkor): Add AARCH64_FL_RDMA.
19340 (qdf24xx): Likewise.
19341 * config/aarch64/aarch64-options-extensions.def (rdma); New.
19342 * config/aarch64/aarch64.h (AARCH64_FL_RDMA): New.
19343 (AARCH64_FL_V8_1): Renumber.
19344 (AARCH64_FL_FOR_ARCH8_1): Add AARCH64_FL_RDMA.
19345 (AARCH64_ISA_RDMA): Use AARCH64_FL_RDMA.
19346 * config/aarch64/arm_neon.h: Use +rdma instead of arch=armv8.1-a.
19347 * doc/invoke.texi (AArch64 Options): Mention +rmda in -march docs. Add
19348 rdma to feature modifiers list.
19350 2017-07-21 Yury Gribov <tetra2005@gmail.com>
19352 PR middle-end/56727
19353 * ipa-visibility (function_and_variable_visibility): Convert
19354 recursive PLT call to direct call if appropriate.
19356 2017-07-21 Andrew Pinski <apinski@cavium.com>
19358 * tree-ssa-sccvn.c (vn_nary_op_eq): Check BIT_INSERT_EXPR's
19359 operand 1 to see if the types precision matches.
19360 * fold-const.c (operand_equal_p): Likewise.
19362 2017-07-21 Richard Biener <rguenther@suse.de>
19364 PR tree-optimization/81303
19365 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Pass
19366 in datarefs vector. Allow NULL dr0 for no peeling cost estimate.
19367 (vect_peeling_hash_get_lowest_cost): Adjust.
19368 (vect_enhance_data_refs_alignment): Likewise. Use
19369 vect_get_peeling_costs_all_drs to compute the penalty for no
19370 peeling to match up costs.
19372 2017-07-21 Richard Biener <rguenther@suse.de>
19374 PR tree-optimization/81500
19375 * tree-vect-loop.c (vect_is_simple_reduction): Properly fail if
19376 we didn't identify a reduction path.
19378 2017-07-21 Tom de Vries <tom@codesourcery.com>
19379 Cesar Philippidis <cesar@codesourcery.com>
19381 PR gcov-profile/81442
19382 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Add missing edge
19385 2017-07-21 Tom de Vries <tom@codesourcery.com>
19388 * config/nvptx/nvptx.c (nvptx_override_options_after_change): New
19390 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define to
19391 nvptx_override_options_after_change.
19393 2017-07-21 Ulrich Drepper <drepper@redhat.com>
19395 * dwarf2out.c (output_file_names): Avoid double testing for
19396 dwarf_version >= 5.
19398 2017-07-21 Georg-Johann Lay <avr@gjlay.de>
19400 * doc/invoke.texi (AVR Built-in Functions): Re-layout section.
19402 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
19404 * cfgcleanup.c (flow_find_cross_jump): Do not crossjump across
19406 (try_crossjump_to_edge): Do not punt on partitioned functions.
19408 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
19410 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
19411 Put all BBs reachable only via paths crossing cold region to cold
19413 * cfgrtl.c (find_bbs_reachable_by_hot_paths): New function.
19415 2016-07-21 Richard Biener <rguenther@suse.de>
19417 PR tree-optimization/81303
19418 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Take
19419 into account prologue and epilogue iterations when raising
19420 min_profitable_iters to sth at least covering one vector iteration.
19422 2017-07-21 Tamar Christina <tamar.christina@arm.com>
19424 * config/arm/arm.c (arm_test_cpu_arch_dat):
19427 2017-07-20 Nathan Sidwell <nathan@acm.org>
19429 Remove TYPE_METHODS.
19430 * tree.h (TYPE_METHODS): Delete.
19431 * dwarf2out.c (gen_member_die): Member fns are on TYPE_FIELDS.
19432 * dbxout.c (dbxout_type_fields): Ignore FUNCTION_DECLs.
19433 (dbxout_type_methods): Scan TYPE_FIELDS.
19434 (dbxout_type): Don't check TYPE_METHODS here.
19435 * function.c (use_register_for_decl): Always ignore register for
19436 class types when not optimizing.
19437 * ipa-devirt.c (odr_types_equivalent_p): Delete TYPE_METHODS scan.
19438 * tree.c (free_lang_data_in_type): Stitch out member functions and
19439 templates from TYPE_FIELDS.
19440 (build_distinct_type_copy, verify_type_variant,
19441 verify_type): Member fns are on TYPE_FIELDS.
19442 * tree-dump.c (dequeue_and_dump): No TYPE_METHODS.
19443 * tree-pretty-print.c (dump_generic_node): Likewise.
19445 2017-07-20 Jakub Jelinek <jakub@redhat.com>
19448 * config/i386/i386.c (ix86_expand_vector_init_general): Handle
19449 V2TImode and V4TImode.
19450 (ix86_expand_vector_extract): Likewise.
19451 * config/i386/sse.md (VMOVE): Enable V4TImode even for just
19452 TARGET_AVX512F, instead of only for TARGET_AVX512BW.
19453 (ssescalarmode): Handle V4TImode and V2TImode.
19454 (VEC_EXTRACT_MODE): Add V4TImode and V2TImode.
19455 (*vec_extractv2ti, *vec_extractv4ti): New insns.
19456 (VEXTRACTI128_MODE): New mode iterator.
19457 (splitter for *vec_extractv?ti first element): New.
19458 (VEC_INIT_MODE): New mode iterator.
19459 (vec_init<mode>): Consolidate 3 expanders into one using
19460 VEC_INIT_MODE mode iterator.
19462 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
19464 * lra-assigns.c (pseudo_compare_func): Fix comparison step based on
19465 non_spilled_static_chain_regno_p.
19467 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
19469 * gimple-ssa-store-merging.c (sort_by_bitpos): Return 0 on equal bitpos.
19471 2017-07-20 Jan Hubicka <hubicka@ucw.cz>
19473 * bb-reorder.c (connect_traces): Allow copying of blocks within
19476 2017-07-20 Richard Biener <rguenther@suse.de>
19478 * gimple.h (gimple_phi_result): Add gphi * overload.
19479 (gimple_phi_result_ptr): Likewise.
19480 (gimple_phi_arg): Likewise. Adjust index assert to only
19481 allow actual argument accesses rather than all slots available
19483 (gimple_phi_arg_def): Add gphi * overload.
19484 * tree-phinodes.c (make_phi_node): Initialize only actual
19486 (resize_phi_node): Clear memory not covered by old node,
19487 do not initialize excess argument slots.
19488 (reserve_phi_args_for_new_edge): Initialize new argument slot
19491 2017-07-20 Bin Cheng <bin.cheng@arm.com>
19493 PR tree-optimization/81388
19495 2016-07-21 Bin Cheng <bin.cheng@arm.com>
19497 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
19498 by removing computation of may_be_zero.
19500 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
19501 Tom de Vries <tom@codesourcery.com>
19503 PR middle-end/81030
19504 * cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note
19505 when gimple level profile disagrees with what RTL expander did.
19507 2017-07-20 Richard Biener <rguenther@suse.de>
19509 PR tree-optimization/61171
19510 * tree-vectorizer.h (slp_instance): Add reduc_phis member.
19511 (vect_analyze_stmt): Add slp instance parameter.
19512 (vectorizable_reduction): Likewise.
19513 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust.
19514 (vect_is_simple_reduction): Deal with chains not detected
19515 as SLP reduction chain, specifically not properly associated
19516 chains containing a mix of plus/minus.
19517 (get_reduction_op): Remove.
19518 (get_initial_defs_for_reduction): Simplify, pass in whether
19519 this is a reduction chain, pass in the SLP node for the PHIs.
19520 (vect_create_epilog_for_reduction): Get the SLP instance as
19522 (vectorizable_reduction): Get the SLP instance as arg.
19523 During analysis remember the SLP node with the PHIs in the
19524 instance. Simplify getting at the vectorized reduction PHIs.
19525 * tree-vect-slp.c (vect_slp_analyze_node_operations): Pass
19526 through SLP instance.
19527 (vect_slp_analyze_operations): Likewise.
19528 * tree-vect-stms.c (vect_analyze_stmt): Likewise.
19529 (vect_transform_stmt): Likewise.
19531 2017-07-20 Tom de Vries <tom@codesourcery.com>
19533 PR tree-optimization/81489
19534 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Move
19535 read of phi arg location to before loop that modifies phi.
19537 2017-07-20 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
19539 * match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0):
19542 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
19544 PR middle-end/81331
19545 * except.c (execute): Fix ordering issue.
19547 2018-07-19 Segher Boessenkool <segher@kernel.crashing.org>
19549 PR rtl-optimization/81423
19550 * combine.c (make_compound_operation_int): Don't try to optimize
19551 the AND of a SUBREG of an LSHIFTRT if that SUBREG is paradoxical.
19553 2017-07-19 Segher Boessenkool <segher@kernel.crashing.org>
19555 PR rtl-optimization/81423
19556 * simplify-rtx.c (simplify_truncation): Handle truncating an IOR
19557 with a constant that is -1 in the truncated to mode.
19559 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
19561 * predict.c (propagate_unlikely_bbs_forward): Break out from ...
19562 (determine_unlikely_bbs): ... here.
19563 * predict.h (propagate_unlikely_bbs_forward): Declare.
19564 * cfgexpand.c (pass_expand::execute): Use it.
19565 * bb-reorder.c (sanitize_hot_paths): Do not consider known to be
19567 (find_rarely_executed_basic_blocks_and_crossing_edges): Use
19568 propagate_unlikely_bbs_forward.
19570 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
19572 PR middle-end/81331
19573 * except.c (maybe_add_nop_after_section_switch): New function.
19576 2017-07-19 Tom de Vries <tom@codesourcery.com>
19578 * gimple.h (gimple_phi_set_arg): Make assert more strict.
19580 2017-07-19 Tom de Vries <tom@codesourcery.com>
19582 * gimple.h (gimple_phi_arg): Make assert more strict.
19584 2017-07-19 Steven Munroe <munroesj@gcc.gnu.org>
19586 * config.gcc (powerpc*-*-*): Add mmintrin.h.
19587 * config/rs6000/mmintrin.h: New file.
19588 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include mmintrin.h.
19590 2017-07-19 Jakub Jelinek <jakub@redhat.com>
19592 PR tree-optimization/81346
19593 * match.pd: Optimize (X - 1U) <= INT_MAX-1U into (int) X > 0.
19595 2017-07-19 Tom de Vries <tom@codesourcery.com>
19597 * config/nvptx/nvptx.md (VECIM): Add V2DI.
19599 2017-07-19 Tom de Vries <tom@codesourcery.com>
19601 * config/nvptx/nvptx-modes.def: Add V2DImode.
19602 * config/nvptx/nvptx-protos.h (nvptx_data_alignment): Declare.
19603 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2DImode.
19604 (nvptx_output_mov_insn): Handle lack of mov.b128.
19605 (nvptx_print_operand): Handle 'H' and 'L' codes.
19606 (nvptx_vector_mode_supported): Allow V2DImode.
19607 (nvptx_preferred_simd_mode): New function.
19608 (nvptx_data_alignment): New function.
19609 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Redefine to
19610 nvptx_preferred_simd_mode.
19611 * config/nvptx/nvptx.h (STACK_BOUNDARY, BIGGEST_ALIGNMENT): Change from
19613 (DATA_ALIGNMENT): Define. Set to nvptx_data_alignment.
19615 2017-07-19 Tom de Vries <tom@codesourcery.com>
19617 * config/nvptx/nvptx-modes.def: New file. Add V2SImode.
19618 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2SImode.
19619 (nvptx_vector_mode_supported): New function. Allow V2SImode.
19620 (TARGET_VECTOR_MODE_SUPPORTED_P): Redefine to nvptx_vector_mode_supported.
19621 * config/nvptx/nvptx.md (VECIM): New mode iterator. Add V2SI.
19622 (mov<VECIM>_insn): New define_insn.
19623 (define_expand "mov<VECIM>): New define_expand.
19625 2017-07-19 Tom de Vries <tom@codesourcery.com>
19627 * config/nvptx/nvptx.c (nvptx_print_operand): Handle v2 vector mode.
19629 2017-07-19 Jakub Jelinek <jakub@redhat.com>
19631 PR tree-optimization/81346
19632 * fold-const.h (fold_div_compare, range_check_type): Declare.
19633 * fold-const.c (range_check_type): New function.
19634 (build_range_check): Use range_check_type.
19635 (fold_div_compare): No longer static, rewritten into
19636 a match.pd helper function.
19637 (fold_comparison): Don't call fold_div_compare here.
19638 * match.pd (X / C1 op C2): New optimization using fold_div_compare
19639 as helper function.
19641 2017-07-19 Nathan Sidwell <nathan@acm.org>
19643 * tree.h (TYPE_MINVAL, TYPE_MAXVAL): Rename to ...
19644 (TYPE_MIN_VALUE_RAW, TYPE_MAX_VALUE_RAW): ... these.
19645 * tree.c (find_decls_types_r, verify_type): Use
19646 TYPE_{MIN,MAX}_VALUE_RAW.
19647 * lto-streamer-out.c (DFS::DFS_write_tree_body): Likewise.
19648 (hash_tree): Likewise.
19649 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
19651 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
19654 2017-07-18 Tom de Vries <tom@codesourcery.com>
19656 PR middle-end/81464
19657 * omp-expand.c (expand_omp_for_static_chunk): Handle
19658 equal-argument loop exit phi.
19660 2017-07-18 Uros Bizjak <ubizjak@gmail.com>
19663 * config/i386/i386.md (rorx_immediate_operand): New mode attribute.
19664 (*bmi2_rorx<mode>3_1): Use rorx_immediate_operand as
19665 operand 2 predicate.
19666 (*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as
19667 operand 2 predicate.
19668 (ror,rol -> rorx splitters): Use const_int_operand as
19669 operand 2 predicate.
19671 2017-06-18 Richard Biener <rguenther@suse.de>
19673 PR tree-optimization/81410
19674 * tree-vect-stmts.c (vectorizable_load): Properly adjust for
19675 the gap in the ! slp_perm SLP case after each group.
19677 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
19679 PR middle-end/81463
19680 * cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency
19683 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
19685 PR middle-end/81462
19686 * predict.c (set_even_probabilities): Cleanup; do not affect
19687 probabilities that are already known.
19688 (combine_predictions_for_bb): Call even when count is set.
19690 2017-07-18 Nathan Sidwell <nathan@acm.org>
19692 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Use
19695 2017-07-18 Bin Cheng <bin.cheng@arm.com>
19698 * tree-ssa-loop-niter.c (number_of_iterations_exit): Dump missed
19699 optimization for loop niter analysis.
19701 2017-07-18 Georg-Johann Lay <avr@gjlay.de>
19704 * config/avr/avr.c (avr_optimize_casesi): Don't use
19705 INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX.
19707 2017-07-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
19709 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Remove
19710 body_cost_vec from _vect_peel_extended_info.
19711 (vect_peeling_hash_get_lowest_cost): Do not set body_cost_vec.
19712 (vect_peeling_hash_choose_best_peeling): Remove body_cost_vec and
19715 2017-07-18 Bin Cheng <bin.cheng@arm.com>
19717 * config/arm/arm.c (emit_unlikely_jump): Remove unused var.
19719 2017-07-18 Richard Biener <rguenther@suse.de>
19721 PR tree-optimization/80620
19722 PR tree-optimization/81403
19723 * tree-ssa-pre.c (phi_translate_1): Clear range and points-to
19724 info when re-using a VN table entry.
19726 2017-07-18 Richard Biener <rguenther@suse.de>
19728 PR tree-optimization/81418
19729 * tree-vect-loop.c (vectorizable_reduction): Properly compute
19730 vectype_in. Verify that with lane-reducing reduction operations
19731 we have a single def-use cycle.
19733 2017-07-17 Carl Love <cel@us.ibm.com>
19735 Revert commit r249424 2017-06-20 Carl Love <cel@us.ibm.com>
19737 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19738 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
19739 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
19740 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
19741 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
19742 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
19743 VMULOSW): New enum "unspec" values.
19744 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
19745 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
19746 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
19747 altivec_vmulosw): New patterns.
19748 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
19749 VMULOSW): Add definitions.
19750 2017-07-17 Uros Bizjak <ubizjak@gmail.com>
19752 * config/alpha/alpha.c: Include predict.h.
19754 2017-07-17 Yury Gribov <tetra2005@gmail.com>
19756 * tree-vrp.c (compare_assert_loc): Fix comparison function
19757 to return predictable results.
19759 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
19761 * config/arc/arc.md (adddi3): Remove support for mexpand-adddi
19763 (subdi3): Likewise.
19764 * config/arc/arc.opt (mexpand-adddi): Deprecate it.
19765 * doc/invoke.texi (mexpand-adddi): Update text.
19767 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
19769 * config/arc/arc.md (clzsi2): Expand to an arc_clzsi2 instruction
19770 that also clobbers the CC register. The old expand code is moved
19772 (*arc_clzsi2): ... here.
19773 (ctzsi2): Expand to an arc_ctzsi2 instruction that also clobbers
19774 the CC register. The old expand code is moved to ...
19775 (arc_ctzsi2): ... here.
19777 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
19779 * config/arc/arc.opt (mindexed-loads): Use initial value
19780 TARGET_INDEXED_LOADS_DEFAULT.
19781 (mauto-modify-reg): Use initial value
19782 TARGET_AUTO_MODIFY_REG_DEFAULT.
19783 * config/arc/elf.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
19784 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
19785 * config/arc/linux.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
19786 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
19788 2017-07-17 Martin Liska <mliska@suse.cz>
19791 * opts.c (finish_options): Do not allow -fgnu-tm
19792 w/ -fsanitize={kernel-,}address. Say sorry.
19794 2017-07-17 Bin Cheng <bin.cheng@arm.com>
19797 * tree-loop-distribution.c (classify_partition): Only assert on
19798 numer of iterations.
19799 (merge_dep_scc_partitions): Delete prameter. Update function call.
19800 (distribute_loop): Remove code handling loop with unknown niters.
19801 (pass_loop_distribution::execute): Skip loop with unknown niters.
19803 2017-07-17 Bin Cheng <bin.cheng@arm.com>
19806 * tree-loop-distribution.c (merge_dep_scc_partitions): Sink call to
19807 function sort_partitions_by_post_order.
19809 2017-07-17 Bin Cheng <bin.cheng@arm.com>
19811 PR tree-optimization/81374
19812 * tree-loop-distribution.c (pass_loop_distribution::execute): Record
19813 the max index of basic blocks, rather than number of basic blocks.
19815 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
19817 * config/arc/arc-protos.h (arc_legitimate_pc_offset_p): Remove
19819 (arc_legitimate_pic_operand_p): Likewise.
19820 * config/arc/arc.c (arc_legitimate_pic_operand_p): Remove
19822 (arc_needs_pcl_p): Likewise.
19823 (arc_legitimate_pc_offset_p): Likewise.
19824 (arc_legitimate_pic_addr_p): Remove LABEL_REF case, as this
19825 function is also used in constrains.md.
19826 (arc_legitimate_constant_p): Use arc_legitimate_pic_addr_p to
19827 validate pic constants. Handle CONST_INT, CONST_DOUBLE, MINUS and
19828 PLUS. Only return true/false in known cases, otherwise assert.
19829 (arc_legitimate_address_p): Remove arc_legitimate_pic_addr_p as it
19830 is already called in arc_legitimate_constant_p.
19831 * config/arc/arc.h (CONSTANT_ADDRESS_P): Consider also LABEL for
19833 (LEGITIMATE_PIC_OPERAND_P): Use
19834 arc_raw_symbolic_reference_mentioned_p function.
19835 * config/arc/constraints.md (Cpc): Use arc_legitimate_pic_addr_p
19840 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
19841 Andrew Burgess <andrew.burgess@embecosm.com>
19843 * config/arc/arc-protos.h (arc_compute_function_type): Change prototype.
19844 (arc_return_address_register): New function.
19845 * config/arc/arc.c (arc_handle_fndecl_attribute): New function.
19846 (arc_handle_fndecl_attribute): Add naked attribute.
19847 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
19848 (TARGET_WARN_FUNC_RETURN): Likewise.
19849 (arc_allocate_stack_slots_for_args): New function.
19850 (arc_warn_func_return): Likewise.
19851 (machine_function): Change type fn_type.
19852 (arc_compute_function_type): Consider new naked function type,
19853 change function return type.
19854 (arc_must_save_register): Adapt to handle new
19855 arc_compute_function_type's return type.
19856 (arc_expand_prologue): Likewise.
19857 (arc_expand_epilogue): Likewise.
19858 (arc_return_address_regs): Delete.
19859 (arc_return_address_register): New function.
19860 (arc_epilogue_uses): Use above function.
19861 * config/arc/arc.h (arc_return_address_regs): Delete prototype.
19862 (arc_function_type): Change encoding, add naked type.
19863 (ARC_INTERRUPT_P): Change to handle the new encoding.
19864 (ARC_FAST_INTERRUPT_P): Likewise.
19865 (ARC_NORMAL_P): Define.
19866 (ARC_NAKED_P): Likewise.
19867 (arc_compute_function_type): Delete prototype.
19868 * config/arc/arc.md (in_ret_delay_slot): Use
19869 arc_return_address_register function.
19870 (simple_return): Likewise.
19871 (p_return_i): Likewise.
19873 2017-07-17 Jakub Jelinek <jakub@redhat.com>
19875 PR tree-optimization/81428
19876 * match.pd (X / X -> one): Don't optimize _Fract divisions, as 1
19877 can't be built for those types.
19879 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
19881 Remove stuff dead since r239246.
19883 * config/avr/avr-arch.h (avr_inform_devices): Remove dead proto.
19884 * config/avr/avr-devices.c (mcu_name, comparator, avr_mcus_str)
19885 (avr_inform_devices): Remove dead stuff.
19887 2017-07-17 Tamar Christina <tamar.christina@arm.com>
19889 * config/arm/arm_neon.h: Fix softp typo.
19891 2017-07-17 Jakub Jelinek <jakub@redhat.com>
19893 PR tree-optimization/81365
19894 * tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting
19895 aggregate moves onto bb predecessor edges, make sure there are no
19896 loads that could alias the lhs in between the start of bb and the
19899 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
19902 * config/avr/avr.c (avr_mul_highpart_cost): New static function.
19903 (avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost.
19904 [LSHIFTRT, outer_code = TRUNCATE]: Same.
19906 2017-07-17 Jakub Jelinek <jakub@redhat.com>
19908 PR tree-optimization/81396
19909 * tree-ssa-math-opts.c (struct symbolic_number): Add n_ops field.
19910 (init_symbolic_number): Initialize it to 1.
19911 (perform_symbolic_merge): Add n_ops from both operands into the new
19913 (find_bswap_or_nop): Don't consider n->n == cmpnop computations
19914 without base_addr as useless if they need more than one operation.
19915 (bswap_replace): Handle !bswap case for NULL base_addr.
19917 2017-07-17 Tom de Vries <tom@codesourcery.com>
19920 * config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late
19923 2017-07-17 Sebastian Huber <sebastian.huber@embedded-brains.de>
19925 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
19926 conditional builtin define __FIX_LEON3FT_B2BST.
19928 2017-07-17 Daniel Cederman <cederman@gaisler.com>
19930 * config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace
19931 MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc
19934 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
19936 PR rtl-optimization/81424
19937 * optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg
19938 to remove potential trapping from operands if -fnon-call-exceptions.
19940 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19942 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Use
19943 profile_proability for scalling.
19944 * scale_profile_for_vect_loop.c (scale_profile_for_vect_loop): Likewise.
19946 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19948 * cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.
19950 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19952 * cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE
19953 fixpoint arithmetics.
19955 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19957 * tree-ssa-loop-unswitch.c (hoist_guard): Avoid use of REG_BR_PROB_BASE
19958 fixpoint arithmetics.
19960 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19962 * asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE
19963 fixpoint arithmetics.
19965 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19967 * profile-count.h (profile_probability::from_reg_br_prob_note,
19968 profile_probability::to_reg_br_prob_note): New functions.
19969 * doc/rtl.texi (REG_BR_PROB_NOTE): Update documentation.
19970 * reg-notes.h (REG_BR_PROB, REG_BR_PRED): Update docs.
19971 * predict.c (probability_reliable_p): Update.
19972 (edge_probability_reliable_p): Update.
19973 (br_prob_note_reliable_p): Update.
19974 (invert_br_probabilities): Update.
19975 (add_reg_br_prob_note): New function.
19976 (combine_predictions_for_insn): Update.
19977 * asan.c (asan_clear_shadow): Update.
19978 * cfgbuild.c (compute_outgoing_frequencies): Update.
19979 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
19980 (update_br_prob_note): Update.
19981 (rtl_verify_edges): Update.
19982 (purge_dead_edges): Update.
19983 (fixup_reorder_chain): Update.
19984 * emit-rtl.c (try_split): Update.
19985 * ifcvt.c (cond_exec_process_insns): Update.
19986 (cond_exec_process_if_block): Update.
19987 (dead_or_predicable): Update.
19988 * internal-fn.c (expand_addsub_overflow): Update.
19989 (expand_neg_overflow): Update.
19990 (expand_mul_overflow): Update.
19991 * loop-doloop.c (doloop_modify): Update.
19992 * loop-unroll.c (compare_and_jump_seq): Update.
19993 * optabs.c (emit_cmp_and_jump_insn_1): Update.
19994 * predict.h: Update.
19995 * reorg.c (mostly_true_jump): Update.
19997 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): Update.
19998 * config/alpha/alpha.c (emit_unlikely_jump): Update.
19999 * config/arc/arc.c: (emit_unlikely_jump): Update.
20000 * config/arm/arm.c: (emit_unlikely_jump): Update.
20001 * config/bfin/bfin.c (cbranch_predicted_taken_p): Update.
20002 * config/frv/frv.c (frv_print_operand_jump_hint): Update.
20003 * config/i386/i386.c (ix86_expand_split_stack_prologue): Update.
20004 (ix86_print_operand): Update.
20005 (ix86_split_fp_branch): Update.
20006 (predict_jump): Update.
20007 * config/ia64/ia64.c (ia64_print_operand): Update.
20008 * config/mmix/mmix.c (mmix_print_operand): Update.
20009 * config/powerpcspe/powerpcspe.c (output_cbranch): Update.
20010 (rs6000_expand_split_stack_prologue): Update.
20011 * config/rs6000/rs6000.c: Update.
20012 * config/s390/s390.c (s390_expand_vec_strlen): Update.
20013 (s390_expand_vec_movstr): Update.
20014 (s390_expand_cs_tdsi): Update.
20015 (s390_expand_split_stack_prologue): Update.
20016 * config/sh/sh.c (sh_print_operand): Update.
20017 (expand_cbranchsi4): Update.
20018 (expand_cbranchdi4): Update.
20019 * config/sparc/sparc.c (output_v9branch): Update.
20020 * config/spu/spu.c (get_branch_target): Update.
20021 (ea_load_store_inline): Update.
20022 * config/tilegx/tilegx.c (cbranch_predicted_p): Update.
20023 * config/tilepro/tilepro.c: Update.
20025 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
20027 * gimplify.c (mostly_copy_tree_r): Revert latest change.
20028 (gimplify_save_expr): Likewise.
20030 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
20032 * ipa-visibility.c (function_and_variable_visibility): Fix pasto.
20034 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
20036 * ipa-fnsummary.c (pass_data_ipa_fn_summary): Use
20038 * timevar.def (TV_IPA_FNSUMMARY): Define.
20040 2017-07-16 Daniel Cederman <cederman@gaisler.com>
20042 * config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back
20043 to back store errata sensitive sequence from being generated.
20044 (sqrtdf2_fix): Likewise.
20046 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
20048 * tree-ssa-threadupdate.c (compute_path_counts,
20049 update_joiner_offpath_counts): Use profile_probability.
20051 2017-07-15 Thomas Preud'homme <thomas.preudhomme@arm.com>
20054 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
20056 * config/arm/arm-c.c (arm_cpu_builtins): Define
20057 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
20059 2017-07-14 Kelvin Nilsen <kelvin@gcc.gnu.org>
20061 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20062 array entries to represent __ieee128 versions of the
20063 scalar_test_data_class, scalar_test_neg, scalar_extract_exp,
20064 scalar_extract_sig, and scalar_insert_exp built-in functions.
20065 (altivec_resolve_overloaded_builtin): Add special case handling
20066 for the __builtin_scalar_insert_exp function, as represented by
20067 the P9V_BUILTIN_VEC_VSIEDP constant.
20068 * config/rs6000/rs6000-builtin.def (VSEEQP): Add scalar extract
20069 exponent support for __ieee128 argument.
20070 (VSESQP): Add scalar extract signature support for __ieee128
20072 (VSTDCNQP): Add scalar test negative support for __ieee128
20074 (VSIEQP): Add scalar insert exponent support for __int128 argument
20075 with __ieee128 result.
20076 (VSIEQPF): Add scalar insert exponent support for __ieee128
20077 argument with __ieee128 result.
20078 (VSTDCQP): Add scalar test data class support for __ieee128
20080 (VSTDCNQP): Add overload support for scalar test negative with
20081 __ieee128 argument.
20082 (VSTDCQP): Add overload support for scalar test data class
20083 __ieee128 argument.
20084 * config/rs6000/vsx.md (UNSPEC_VSX_SXSIG) Replace
20085 UNSPEC_VSX_SXSIGDP.
20086 (UNSPEC_VSX_SIEXPQP): New constant.
20087 (xsxexpqp): New insn for VSX scalar extract exponent quad
20089 (xsxsigqp): New insn for VSX scalar extract significand quad
20091 (xsiexpqpf): New insn for VSX scalar insert exponent quad
20092 precision with floating point argument.
20093 (xststdcqp): New expand for VSX scalar test data class quad
20095 (xststdcnegqp): New expand for VSX scalar test negative quad
20097 (xststdcqp): New insn to match expansions for VSX scalar test data
20098 class quad precision and VSX scalar test negative quad precision.
20099 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
20100 special case operand checking to enforce that second operand of
20101 VSX scalar test data class with quad precision argument is a 7-bit
20103 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
20104 prototypes and descriptions of __ieee128 versions of
20105 scalar_extract_exp, scalar_extract_sig, scalar_insert_exp,
20106 scalar_test_data_class, and scalar_test_neg built-in functions.
20108 2016-07-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20110 PR tree-optimization/81162
20111 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't
20112 replace a negate with an add.
20114 2017-07-14 James Greenhalgh <james.greenhalgh@arm.com>
20116 * doc/invoke.texi (arm/-mcpu): Document +crypto.
20118 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
20120 * config/arm/arm-c.c (arm_cpu_builtins): Define
20121 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
20123 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
20125 * config/arm/arm-cpus.in (cortex-r52): Add new entry.
20126 (armv8-r): Set ARM Cortex-R52 as default CPU.
20127 * config/arm/arm-tables.opt: Regenerate.
20128 * config/arm/arm-tune.md: Regenerate.
20129 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
20131 * doc/invoke.texi: Mention -mtune=cortex-r52 and availability of fp.dp
20132 extension for -mcpu=cortex-r52.
20134 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
20136 * config/arm/arm-isa.h (isa_bit_FP_ARMv8): Delete enumerator.
20137 (ISA_FP_ARMv8): Define as ISA_FPv5 and ISA_FP_D32.
20138 * config/arm/arm-cpus.in (armv8-r): Define fp.sp as enabling FPv5.
20139 (fp-armv8): Define it as FP_ARMv8 only.
20140 config/arm/arm.h (TARGET_FPU_ARMV8): Delete.
20141 (TARGET_VFP_FP16INST): Define using TARGET_VFP5 rather than
20143 config/arm/arm.c (arm_rtx_costs_internal): Replace checks against
20144 TARGET_FPU_ARMV8 by checks against TARGET_VFP5.
20145 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Define
20146 first ARM_CHECK_BUILTIN_MODE definition using TARGET_VFP5 rather
20147 than TARGET_FPU_ARMV8.
20148 * config/arm/arm-c.c (arm_cpu_builtins): Likewise for
20149 __ARM_FEATURE_NUMERIC_MAXMIN macro definition.
20150 * config/arm/arm.md (cmov<mode>): Condition on TARGET_VFP5 rather than
20152 * config/arm/neon.md (neon_vrint): Likewise.
20153 (neon_vcvt): Likewise.
20154 (neon_<fmaxmin_op><mode>): Likewise.
20155 (<fmaxmin><mode>3): Likewise.
20156 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Likewise.
20157 * config/arm/predicates.md (arm_cond_move_operator): Check against
20158 TARGET_VFP5 rather than TARGET_FPU_ARMV8 and fix spacing.
20160 2017-07-14 Jackson Woodruff <jackson.woodruff@arm.com>
20162 * config/aarch64/aarch64.c (aarch64_print_operand): Move comments
20163 to top of function.
20165 2017-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20167 * gimple-ssa-store-merging.c (clear_bit_region): Replace reference to
20168 loop in comment with memset.
20170 2017-07-14 Martin Liska <mliska@suse.cz>
20172 * cfgexpand.c (expand_gimple_basic_block): Remove dead comment.
20173 * dwarf2out.c (is_java): Remove the function.
20174 (output_pubname): Remove usage of the function.
20175 (lower_bound_default): Remove usage of DW_LANG_Java.
20176 (gen_compile_unit_die): Likewise.
20177 * gcc.c: Remove compiler defaults for .java and .zip files.
20178 * gimple-expr.c (remove_suffix): Change as there's no longer
20179 extension than 4-letter one.
20180 * gimplify.c (mostly_copy_tree_r): Remove Java-special part.
20181 (gimplify_save_expr): Likewise.
20182 * ipa-utils.h (polymorphic_type_binfo_p): Remove the comment
20183 as it's possible even for other languages than Java.
20184 * langhooks.h (struct lang_hooks): Remove Java from a comment.
20185 * lto-opts.c (lto_write_options): Remove reference to Java.
20186 * opts.c (strip_off_ending): Update file extension handling.
20187 * tree-cfg.c (verify_gimple_call): Remove comment with Java.
20188 * tree-eh.c (lower_resx): Likewise.
20189 * tree.c (free_lang_data_in_type): Remove dead code.
20190 (find_decls_types_r): Likewise.
20191 (build_common_builtin_nodes): Remove Java from a comment.
20192 (verify_type): Remove dead code.
20193 * varasm.c (assemble_external): Remove Java from a comment.
20195 2017-07-14 Martin Liska <mliska@suse.cz>
20197 * opts.c (finish_options): Add quotes.
20198 (common_handle_option): Likewise.
20200 2017-07-14 Martin Liska <mliska@suse.cz>
20202 * dbxout.c (get_lang_number): Do not handle GNU Pascal.
20203 * dbxout.h (extern void dbxout_stab_value_internal_label_diff):
20204 Remove N_SO_PASCAL.
20205 * dwarf2out.c (lower_bound_default): Do not handle
20207 (gen_compile_unit_die): Likewise.
20208 * gcc.c: Remove default extension binding for GNU Pascal.
20209 * stmt.c: Remove Pascal language from a comment.
20210 * xcoffout.c: Likewise.
20212 2017-07-13 David Malcolm <dmalcolm@redhat.com>
20215 * diagnostic-show-locus.c (fixit_cmp): New function.
20216 (layout::layout): Sort m_fixit_hints.
20217 (column_range::column_range): Assert that the values are valid.
20218 (struct char_span): New struct.
20219 (correction::overwrite): New method.
20220 (struct source_line): New struct.
20221 (line_corrections::add_hint): Add assertions. Reimplement memcpy
20222 calls in terms of classes source_line and char_span, and
20223 correction::overwrite.
20224 (selftest::test_overlapped_fixit_printing_2): New function.
20225 (selftest::diagnostic_show_locus_c_tests): Call it.
20227 2017-07-13 Will Schmidt <will_schmidt@vnet.ibm.com>
20229 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Return
20230 early if there is no lhs.
20232 2017-07-13 Martin Liska <mliska@suse.cz>
20234 * dwarf2out.c (gen_pointer_type_die): Remove dead code.
20235 (gen_reference_type_die): Likewise.
20236 * stor-layout.c: Remove Pascal-related comment.
20238 2017-07-13 Martin Liska <mliska@suse.cz>
20240 * opts.c (finish_options): Add quotes to error messages.
20241 (parse_sanitizer_options): Likewise.
20243 2017-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
20245 * doc/invoke.texi (armv8-r): Document +fp.sp ARMv8-R extension.
20247 2017-07-13 Richard Earnshaw <rearnsha@arm.com>
20249 * config/arm/vxworks.h (TARGET_ENDIAN_DEFAULT): Define.
20251 2017-07-13 Maxim Ostapenko <m.ostapenko@samsung.com>
20253 * asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
20255 * builtins.c (expand_asan_emit_allocas_unpoison): Likewise.
20257 2017-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20260 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC
20261 provides the hardware capability bits, define the macro
20262 __BUILTIN_CPU_SUPPORTS__.
20263 * config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning
20264 if GLIBC does not provide the hardware capability bits. Add a
20265 gcc_unreachable call if the built-in cpu function is neither
20266 __builtin_cpu_is nor __builtin_cpu_supports.
20267 (rs6000_get_function_versions_dispatcher): Change the warning
20268 that an old GLIBC is used which does not export the capability
20269 bits to be an error.
20270 * doc/extend.texi (target_clones attribute): Document the
20271 restriction that GLIBC 2.23 or newer is needed on the PowerPC.
20272 (PowerPC built-in functions): Document that GLIBC 2.23 or newer is
20273 needed by __builtin_cpu_is and __builtin_cpu_supports. Document
20274 the macros defined by GCC if the newer GLIBC is available.
20276 2017-07-12 Jeff Law <law@redhat.com>
20278 * config/riscv/riscv.c: Remove unnecessary includes. Reorder
20279 remaining includes slightly.
20280 * config/riscv/riscv-builtins.c: Include profile-count.h.
20282 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
20285 * config/avr/avr.c (avr_set_current_function): In diagnostic
20286 messages: Quote keywords and (parts of) identifiers.
20287 [WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or
20290 2017-07-12 Carl Love <cel@us.ibm.com>
20292 * config/rs6000/rs6000-c.c: Add support for built-in functions
20293 vector bool char vec_revb (vector bool char);
20294 vector bool short vec_revb (vector short char);
20295 vector bool int vec_revb (vector bool int);
20296 vector bool long long vec_revb (vector bool long long);
20297 * doc/extend.texi: Update the built-in documentation file for the
20298 new built-in functions.
20300 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20302 * config/s390/s390.md: Remove movcc splitter.
20304 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20306 * config/s390/s390.c (s390_rtx_costs): Return proper costs for
20307 load/store on condition.
20309 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
20312 * config/avr/avr.c (avr_encode_section_info)
20313 [progmem && !TREE_READONLY]: Error if progmem object needs
20316 2017-07-11 Michael Collison <michael.collison@arm.com>
20318 * config/aarch64/aarch64-simd.md (aarch64_sub<mode>_compare0):
20321 2017-07-11 Carl Love <cel@us.ibm.com>
20323 * config/rs6000/rs6000-c.c: Add support for builtins
20324 vector unsigned int vec_parity_lsbb (vector signed int);
20325 vector unsigned int vec_parity_lsbb (vector unsigned int);
20326 vector unsigned __int128 vec_parity_lsbb (vector signed __int128);
20327 vector unsigned __int128 vec_parity_lsbb (vector unsigned __int128);
20328 vector unsigned long long vec_parity_lsbb (vector signed long long);
20329 vector unsigned long long vec_parity_lsbb (vector unsigned long long);
20330 * config/rs6000/rs6000-builtin.def (VPARITY_LSBB): Add BU_P9V_OVERLOAD1.
20331 * config/rs6000/altivec.h (vec_parity_lsbb): Add define.
20332 * doc/extend.texi: Update the built-in documentation file for the
20333 new built-in functions.
20335 2017-07-11 David Malcolm <dmalcolm@redhat.com>
20337 * diagnostic-show-locus.c: Include "gcc-rich-location.h".
20338 (layout::m_primary_loc): New field.
20339 (layout::layout): Initialize new field. Move location filtering
20340 logic from here to...
20341 (layout::maybe_add_location_range): ...this new method. Add
20342 support for filtering to just the lines already specified by other
20344 (layout::will_show_line_p): New method.
20345 (gcc_rich_location::add_location_if_nearby): New method.
20346 (selftest::test_add_location_if_nearby): New test function.
20347 (selftest::diagnostic_show_locus_c_tests): Call it.
20348 * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
20351 2017-07-11 Tom de Vries <tom@codesourcery.com>
20353 * config/nvptx/nvptx.c (WORKAROUND_PTXJIT_BUG): New macro.
20354 (bb_first_real_insn): New function.
20355 (nvptx_single): Add extra initialization of broadcasted condition
20358 2017-07-11 Nathan Sidwell <nathan@acm.org>
20360 * dwarf2out.c (gen_member_die): Remove useless check for anon ctors.
20362 2017-07-11 Georg-Johann Lay <avr@gjlay.de>
20364 * doc/extend.texi (AVR Function Attributes): Remove weblink to
20365 Binutils doc as TEXI will mess them up.
20366 * doc/invoke.texi (AVR Options): Same here.
20368 2017-07-11 Daniel Cederman <cederman@gaisler.com>
20370 * config/sparc/sparc.opt (mfix-ut700): New option.
20371 (mfix-gr712rc): Likewise.
20372 (sparc_fix_b2bst): New variable.
20373 * doc/invoke.texi (SPARC options): Document them.
20374 (ARM options): Fix warnings.
20375 * config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP
20376 instructions to prevent sequences that can trigger the store-store
20377 errata for certain LEON3FT processors.
20378 (pass_work_around_errata::gate): Also test sparc_fix_b2bst.
20379 (sparc_option_override): Set sparc_fix_b2bst appropriately.
20380 * config/sparc/sparc.md (fix_b2bst): New attribute.
20381 (in_branch_delay): Prevent stores in delay slot if fix_b2bst.
20383 2017-07-10 Uros Bizjak <ubizjak@gmail.com>
20386 * config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH.
20388 (*rsqrtsf2_sse): Ditto.
20390 (div<mode>3): Macroize insn from divdf3 and divsf3
20391 using MODEF mode iterator.
20393 2017-07-10 Martin Sebor <msebor@redhat.com>
20395 PR tree-optimization/80397
20396 * gimple-ssa-sprintf.c (format_integer): Use INTEGRAL_TYPE_P()
20397 instead of testing for equality to INTEGER_TYPE.
20399 2017-07-10 Vineet Gupta <vgupta@synopsys.com>
20401 * config.gcc: Remove uclibc from arc target spec.
20403 2017-07-10 Claudiu Zissulescu <claziss@synopsys.com>
20405 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Define.
20407 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
20410 * lto-wrapper.c (remove_option): New function.
20411 (merge_and_complain): Merge PIC/PIE options more realistically.
20413 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
20415 Better ISR prologues by supporting GASes __gcc_isr pseudo insn.
20419 * configure.ac [target=avr]: Add GAS check for -mgcc-isr.
20420 (HAVE_AS_AVR_MGCCISR_OPTION): If so, AC_DEFINE it.
20421 * config.in: Regenerate.
20422 * configure: Regenerate.
20423 * doc/extend.texi (AVR Function Attributes) <no_gccisr>: Document it.
20424 * doc/invoke.texi (AVR Options) <-mgas-isr-prologues>: Document it.
20425 * config/avr/avr.opt (-mgas-isr-prologues): New option and...
20426 (TARGET_GASISR_PROLOGUES): ...target mask.
20427 * common/config/avr/avr-common.c
20428 (avr_option_optimization_table) [OPT_LEVELS_1_PLUS_NOT_DEBUG]:
20429 Set -mgas-isr-prologues.
20430 * config/avr/avr-passes.def (avr_pass_pre_proep): Add
20431 INSERT_PASS_BEFORE for it.
20432 * config/avr/avr-protos.h (make_avr_pass_pre_proep): New proto.
20433 * config/avr/avr.c (avr_option_override)
20434 [!HAVE_AS_AVR_MGCCISR_OPTION]: Unset TARGET_GASISR_PROLOGUES.
20435 (avr_no_gccisr_function_p, avr_hregs_split_reg): New static functions.
20436 (avr_attribute_table) <no_gccisr>: Add new function attribute.
20437 (avr_set_current_function) <is_no_gccisr>: Init machine field.
20438 (avr_pass_data_pre_proep, avr_pass_pre_proep): New pass data
20440 (make_avr_pass_pre_proep): New function.
20441 (emit_push_sfr) <treg>: Add argument to function and use it
20442 instead of TMP_REG.
20443 (avr_expand_prologue) [machine->gasisr.maybe]: Emit gasisr insn
20444 and set machine->gasisr.yes.
20445 (avr_expand_epilogue) [machine->gasisr.yes]: Similar.
20446 (avr_asm_function_end_prologue) [machine->gasisr.yes]: Add
20447 __gcc_isr.n_pushed to .L__stack_usage.
20448 (TARGET_ASM_FINAL_POSTSCAN_INSN): Define to...
20449 (avr_asm_final_postscan_insn): ...this new static function.
20450 * config/avr/avr.h (machine_function)
20451 <is_no_gccisr, use_L__stack_usage>: New fields.
20452 <gasisr, gasisr.yes, gasisr.maybe, gasisr.regno>: New fields.
20453 * config/avr/avr.md (UNSPECV_GASISR): Add unspecv enum.
20454 (GASISR_Prologue, GASISR_Epilogue, GASISR_Done): New define_constants.
20455 (gasisr, *gasisr): New expander and insn.
20456 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
20457 [HAVE_AS_AVR_MGCCISR_OPTION]: Print asm_gccisr spec.
20458 * config/avr/specs.h (ASM_SPEC) <asm_gccisr>: Add sub spec.
20460 2017-07-10 Richard Earnshaw <rearnsha@arm.com>
20462 * config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes
20465 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
20467 Move jump-tables out of .text again.
20470 * config/avr/avr.c (ASM_OUTPUT_ADDR_VEC_ELT): Remove function.
20471 (ASM_OUTPUT_ADDR_VEC): New function.
20472 (avr_adjust_insn_length) [JUMP_TABLE_DATA_P]: Return 0.
20473 (avr_final_prescan_insn) [avr_log.insn_addresses]: Dump
20474 INSN_ADDRESSes as asm comment.
20475 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Adjust comment.
20476 (ASM_OUTPUT_ADDR_VEC_ELT): Remove define.
20477 (ASM_OUTPUT_ADDR_VEC): Define to avr_output_addr_vec.
20478 * config/avr/avr.md (*tablejump): Adjust comment.
20479 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
20480 * config/avr/avr-log.c (avr_log_set_avr_log) <insn_addresses>:
20482 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Remove proto.
20483 (avr_output_addr_vec): New proto.
20484 (avr_log_t) <insn_addresses>: New field.
20486 2017-07-09 H.J. Lu <hongjiu.lu@intel.com>
20489 * config/i386/i386.c (ix86_function_arg_advance): Set
20490 outgoing_args_on_stack to true if there are outgoing arguments
20492 (ix86_function_arg): Likewise.
20493 (ix86_get_drap_rtx): Use DRAP only if there are outgoing
20494 arguments on stack and ACCUMULATE_OUTGOING_ARGS is false.
20495 * config/i386/i386.h (machine_function): Add
20496 outgoing_args_on_stack.
20498 2017-07-09 Krister Walfridsson <krister.walfridsson@gmail.com>
20500 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
20501 supporting pthreds.
20502 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always enable pthreads.
20504 2017-07-08 Richard Sandiford <richard.sandiford@linaro.org>
20506 * Makefile.in (HOOKS_H, RTL_BASE_H, FUNCTION_H, EXPR_H, REGS_H)
20507 (REAL_H): Remove $(MACHMODE_H).
20508 (FIXED_VALUE_H, TREE_CORE_H, CFGLOOP_H): Remove $(MACHMODE_H) and
20510 (CORETYPES_H): Add signop.h, wide-int.h, wide-int-print.h,
20511 $(MACHMODE_H) and double-int.h.
20512 (build/min-insn-modes.o): Depend on $(CORETYPES_H) rather than
20514 (gengtype-state.o, gengtype.o, build/gengtype.o): Don't depend on
20517 2017-07-07 Andrew Pinski <apinski@cavium.com>
20519 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Check
20520 prev_set and curr_set for AARCH64_FUSE_ALU_BRANCH.
20522 2017-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20524 * config/rs6000/rs6000.c (rs6000_get_function_versions_dispatcher):
20525 Add warning if GCC was not configured to link against a GLIBC that
20526 exports the hardware capability bits.
20527 (make_resolver_func): Make resolver function private and not a
20528 COMDAT function. Create the name with clone_function_name instead
20529 of make_unique_name.
20532 * config/rs6000/rs6000.md (HI sign_extend splitter): Use the
20533 correct operand in doing the split.
20535 2017-07-07 Carl Love <cel@us.ibm.com>
20537 * config/rs6000/rs6000-c: Add support for built-in function
20538 vector unsigned short vec_pack_to_short_fp32 (vector float,
20540 * config/rs6000/rs6000-builtin.def (CONVERT_4F32_8I16): Add
20541 BU_P9V_AV_2 and BU_P9V_OVERLOAD_2 definitions.
20542 * config/rs6000/altivec.h (vec_pack_to_short_fp32): Add define.
20543 * config/rs6000/altivec.md(UNSPEC_CONVERT_4F32_8I16): Add UNSPEC.
20544 (convert_4f32_8i16): Add define_expand.
20545 * doc/extend.texi: Update the built-in documentation file for the
20546 new built-in function.
20548 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
20550 * config/sparc/m8.md: New file.
20551 * config/sparc/sparc.md: Include m8.md.
20553 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
20555 * config/sparc/sparc.opt: New option -mvis4b.
20556 * config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B.
20557 (sparc_option_override): Handle VIS4B.
20558 (enum sparc_builtins): Define
20559 SPARC_BUILTIN_DICTUNPACK{8,16,32},
20560 SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL,
20561 SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL,
20562 SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and
20563 SPARC_BUILTIN_FPCMPUR{8,16,32}SHL.
20564 (check_constant_argument): New function.
20565 (sparc_vis_init_builtins): Define builtins
20566 __builtin_vis_dictunpack{8,16,32},
20567 __builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl,
20568 __builtin_vis_fpcmpu{le,gt}{8,16,32}shl,
20569 __builtin_vis_fpcmpde{8,16,32}shl and
20570 __builtin_vis_fpcmpur{8,16,32}shl.
20571 (sparc_expand_builtin): Check that the constant operands to
20572 __builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed
20573 constant and in range.
20574 * config/sparc/sparc-c.c (sparc_target_macros): Handle
20576 * config/sparc/sparc.h (SPARC_IMM2_P): Define.
20577 (SPARC_IMM5_P): Likewise.
20578 * config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b".
20579 (enabled): Handle vis4b.
20580 (UNSPEC_DICTUNPACK): New unspec.
20581 (UNSPEC_FPCMPSHL): Likewise.
20582 (UNSPEC_FPUCMPSHL): Likewise.
20583 (UNSPEC_FPCMPDESHL): Likewise.
20584 (UNSPEC_FPCMPURSHL): Likewise.
20585 (cpu_feature): New CPU feature `vis4b'.
20586 (dictunpack{8,16,32}): New insns.
20587 (FPCSMODE): New mode iterator.
20588 (fpcscond): New code iterator.
20589 (fpcsucond): Likewise.
20590 (fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns.
20591 (fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise.
20592 (fpcmpde{8,16,32}{si,di}shl): Likewise.
20593 (fpcmpur{8,16,32}{si,di}shl): Likewise.
20594 * config/sparc/constraints.md: Define constraints `q' for unsigned
20595 2-bit integer constants and `t' for unsigned 5-bit integer
20597 * config/sparc/predicates.md (imm5_operand_dictunpack8): New
20599 (imm5_operand_dictunpack16): Likewise.
20600 (imm5_operand_dictunpack32): Likewise.
20601 (imm2_operand): Likewise.
20602 * doc/invoke.texi (SPARC Options): Document -mvis4b.
20603 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20604 ditunpack* and fpcmp*shl builtins.
20606 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
20608 * config.gcc: Handle m8 in --with-{cpu,tune} options.
20609 * config.in: Add HAVE_AS_SPARC6 define.
20610 * config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC
20612 * config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for
20614 (ASM_CPU32_DEFAUILT_SPEC): Likewise.
20615 (CPP_CPU_SPEC): Handle m8.
20616 (ASM_CPU_SPEC): Likewise.
20617 * config/sparc/sparc-opts.h (enum processor_type): Add
20619 * config/sparc/sparc.c (m8_costs): New struct.
20620 (sparc_option_override): Handle TARGET_CPU_m8.
20621 (sparc32_initialize_trampoline): Likewise.
20622 (sparc64_initialize_trampoline): Likewise.
20623 (sparc_issue_rate): Likewise.
20624 (sparc_register_move_cost): Likewise.
20625 * config/sparc/sparc.h (TARGET_CPU_m8): Define.
20626 (CPP_CPU64_DEFAULT_SPEC): Define for M8.
20627 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20628 (CPP_CPU_SPEC): Handle M8.
20629 (ASM_CPU_SPEC): Likewise.
20630 (AS_M8_FLAG): Define.
20631 * config/sparc/sparc.md: Add m8 to the cpu attribute.
20632 * config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets.
20633 * configure.ac (HAVE_AS_SPARC6): Check for assembler support for
20635 * configure: Regenerate.
20636 * doc/invoke.texi (SPARC Options): Document -mcpu=m8 and
20639 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
20641 * config/sparc/niagara7.md: Rework the DFA scheduler to use insn
20643 * config/sparc/sparc.md: Remove the `v3pipe' insn attribute.
20644 ("*movdi_insn_sp32"): Do not set v3pipe.
20645 ("*movsi_insn"): Likewise.
20646 ("*movdi_insn_sp64"): Likewise.
20647 ("*movsf_insn"): Likewise.
20648 ("*movdf_insn_sp32"): Likewise.
20649 ("*movdf_insn_sp64"): Likewise.
20650 ("*zero_extendsidi2_insn_sp64"): Likewise.
20651 ("*sign_extendsidi2_insn"): Likewise.
20652 ("*mov<VM32:mode>_insn"): Likewise.
20653 ("*mov<VM64:mode>_insn_sp64"): Likewise.
20654 ("*mov<VM64:mode>_insn_sp32"): Likewise.
20655 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
20656 ("<vlop:code><VL:mode>3"): Likewise.
20657 ("*not_<vlop:code><VL:mode>3"): Likewise.
20658 ("*nand<VL:mode>_vis"): Likewise.
20659 ("*<vlnotop:code>_not1<VL:mode>_vis"): Likewise.
20660 ("*<vlnotop:code>_not2<VL:mode>_vis"): Likewise.
20661 ("one_cmpl<VL:mode>2"): Likewise.
20662 ("faligndata<VM64:mode>_vis"): Likewise.
20663 ("alignaddrsi_vis"): Likewise.
20664 ("alignaddrdi_vis"): Likweise.
20665 ("alignaddrlsi_vis"): Likewise.
20666 ("alignaddrldi_vis"): Likewise.
20667 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
20668 ("bmaskdi_vis"): Likewise.
20669 ("bmasksi_vis"): Likewise.
20670 ("bshuffle<VM64:mode>_vis"): Likewise.
20671 ("cmask8<P:mode>_vis"): Likewise.
20672 ("cmask16<P:mode>_vis"): Likewise.
20673 ("cmask32<P:mode>_vis"): Likewise.
20674 ("pdistn<P:mode>_vis"): Likewise.
20675 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
20677 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
20679 * config/sparc/sparc.md ("subtype"): New insn attribute.
20680 ("*wrgsr_sp64"): Set insn subtype.
20681 ("*rdgsr_sp64"): Likewise.
20682 ("alignaddrsi_vis"): Likewise.
20683 ("alignaddrdi_vis"): Likewise.
20684 ("alignaddrlsi_vis"): Likewise.
20685 ("alignaddrldi_vis"): Likewise.
20686 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
20687 ("fexpand_vis"): Likewise.
20688 ("fpmerge_vis"): Likewise.
20689 ("faligndata<VM64:mode>_vis"): Likewise.
20690 ("bshuffle<VM64:mode>_vis"): Likewise.
20691 ("cmask8<P:mode>_vis"): Likewise.
20692 ("cmask16<P:mode>_vis"): Likewise.
20693 ("cmask32<P:mode>_vis"): Likewise.
20694 ("fchksm16_vis"): Likewise.
20695 ("v<vis3_shift_patname><GCM:mode>3"): Likewise.
20696 ("fmean16_vis"): Likewise.
20697 ("fp<plusminus_insn>64_vis"): Likewise.
20698 ("<plusminus_insn>v8qi3"): Likewise.
20699 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
20700 ("<vis4_minmax_patname><VMMAX:mode>3"): Likewise.
20701 ("<vis4_uminmax_patname><VMMAX:mode>3"): Likewise.
20702 ("<vis3_addsub_ss_patname>v8qi3"): Likewise.
20703 ("<vis4_addsub_us_patname><VAUS:mode>3"): Likewise.
20704 ("*movqi_insn"): Likewise.
20705 ("*movhi_insn"): Likewise.
20706 ("*movsi_insn"): Likewise.
20707 ("movsi_pic_gotdata_op"): Likewise.
20708 ("*movdi_insn_sp32"): Likewise.
20709 ("*movdi_insn_sp64"): Likewise.
20710 ("movdi_pic_gotdata_op"): Likewise.
20711 ("*movsf_insn"): Likewise.
20712 ("*movdf_insn_sp32"): Likewise.
20713 ("*movdf_insn_sp64"): Likewise.
20714 ("*zero_extendhisi2_insn"): Likewise.
20715 ("*zero_extendqihi2_insn"): Likewise.
20716 ("*zero_extendqisi2_insn"): Likewise.
20717 ("*zero_extendqidi2_insn"): Likewise.
20718 ("*zero_extendhidi2_insn"): Likewise.
20719 ("*zero_extendsidi2_insn_sp64"): Likewise.
20720 ("ldfsr"): Likewise.
20721 ("prefetch_64"): Likewise.
20722 ("prefetch_32"): Likewise.
20723 ("tie_ld32"): Likewise.
20724 ("tie_ld64"): Likewise.
20725 ("*tldo_ldub_sp32"): Likewise.
20726 ("*tldo_ldub1_sp32"): Likewise.
20727 ("*tldo_ldub2_sp32"): Likewise.
20728 ("*tldo_ldub_sp64"): Likewise.
20729 ("*tldo_ldub1_sp64"): Likewise.
20730 ("*tldo_ldub2_sp64"): Likewise.
20731 ("*tldo_ldub3_sp64"): Likewise.
20732 ("*tldo_lduh_sp32"): Likewise.
20733 ("*tldo_lduh1_sp32"): Likewise.
20734 ("*tldo_lduh_sp64"): Likewise.
20735 ("*tldo_lduh1_sp64"): Likewise.
20736 ("*tldo_lduh2_sp64"): Likewise.
20737 ("*tldo_lduw_sp32"): Likewise.
20738 ("*tldo_lduw_sp64"): Likewise.
20739 ("*tldo_lduw1_sp64"): Likewise.
20740 ("*tldo_ldx_sp64"): Likewise.
20741 ("*mov<VM32:mode>_insn"): Likewise.
20742 ("*mov<VM64:mode>_insn_sp64"): Likewise.
20743 ("*mov<VM64:mode>_insn_sp32"): Likewise.
20745 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
20747 * config/sparc/sparc.md ("type"): New insn type viscmp.
20748 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Set insn type to
20750 ("fpcmp<gcond:code>8<P:mode>_vis"): Likewise.
20751 ("fucmp<gcond:code>8<P:mode>_vis"): Likewise.
20752 ("fpcmpu<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
20753 * config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle
20755 ("n7_vis_logical_11cycle"): Likewise.
20756 * config/sparc/niagara4.md ("n4_vis_logical"): Likewise.
20757 * config/sparc/niagara2.md ("niag3_vis": Likewise.
20758 * config/sparc/niagara.md ("niag_vis"): Likewise.
20759 * config/sparc/ultra3.md ("us3_fga"): Likewise.
20760 * config/sparc/ultra1_2.md ("us1_fga_double"): Likewise.
20762 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
20764 * config/sparc/sparc.md: New instruction type `bmask'.
20765 (bmaskdi_vis): Use the `bmask' type.
20766 (bmasksi_vis): Likewise.
20767 * config/sparc/ultra3.md (us3_array): Likewise.
20768 * config/sparc/niagara7.md (n7_array): Likewise.
20769 * config/sparc/niagara4.md (n4_array): Likewise.
20770 * config/sparc/niagara2.md (niag2_vis): Likewise.
20771 (niag3_vis): Likewise.
20772 * config/sparc/niagara.md (niag_vis): Likewise.
20774 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
20776 * ipa-comdats.c: Remove optimize check from gate.
20777 * ipa-fnsummary.c (ipa_fn_summary_generate): do not generate summary
20778 for functions not optimized.
20779 (ipa_fn_summary_read): Skip optimize check.
20780 (ipa_fn_summary_write): Likewise.
20781 * ipa-inline-analysis.c (do_estimate_growth_1): Check that caller
20783 * ipa-inline.c (can_inline_edge_p): Not optimized functions are
20785 (can_inline_edge_p): Check flag_pcc_struct_return for match.
20786 (check_callers): Give up on caller which is not optimized.
20787 (inline_small_functions): Likewise.
20788 (ipa_inline): Do not give up when not optimizing.
20789 * ipa-visbility.c (function_and_variable_visibility): Do not optimize
20790 away unoptimizes cdtors.
20791 (whole_program_function_and_variable_visibility): Do
20792 ipa_discover_readonly_nonaddressable_vars in LTO mode.
20793 * ipa.c (process_references): Do not check optimize.
20794 (symbol_table::remove_unreachable_nodes): Update optimize check.
20795 (set_writeonly_bit): Update optimize check.
20796 (pass_ipa_cdtor_merge::gate): Do not check optimize.
20797 (pass_ipa_single_use::gate): Remove.
20799 2017-07-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
20801 * config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
20802 insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
20803 rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
20804 mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
20805 permute_load, permute_store, adjust_extract, adjust_splat,
20806 adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
20807 replace_swap_with_copy, dump_swap_insn_table,
20808 alignment_with_canonical_addr, alignment_mask, find_alignment_op,
20809 recombine_lvx_pattern, recombine_stvx_pattern,
20810 recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
20811 make_pass_analyze_swaps): Move all code related to p8 swap optimizations
20812 to file rs6000-p8swap.c.
20813 * config/rs6000/rs6000-p8swap.c: New file.
20814 * config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
20815 * config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
20816 and rs6000*-*-* targets.
20818 2017-07-06 David Malcolm <dmalcolm@redhat.com>
20820 * Makefile.in (selftest): Remove dependency on s-selftest-c++.
20822 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
20824 * lto-wrapper.c (merge_and_complain): Do not merge
20825 fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno,
20826 fsigned_zeros, ftrapping_math, fwrapv.
20827 (append_compiler_options): Do not track these options.
20828 (append_linker_options): Likewie
20830 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
20832 * cgraphunit.c (cgraph_node::finalize_function): When
20833 !flag_toplevel_reorde set no_reorder flag.
20834 (varpool_node::finalize_decl): Likewise.
20835 (symbol_table::compile): Drop no toplevel reorder path.
20837 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
20839 * bb-reorder.c (better_edge_p): Do not build traces across abnormal/eh
20840 edges; zero probability is not better than uninitialized.
20842 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
20844 * asan.h (asan_sanitize_allocas_p): Declare.
20845 * asan.c (asan_sanitize_allocas_p): New function.
20846 (handle_builtin_stack_restore): Bail out if !asan_sanitize_allocas_p.
20847 (handle_builtin_alloca): Likewise.
20848 * cfgexpand.c (expand_used_vars): Do not add allocas unpoisoning stuff
20849 if !asan_sanitize_allocas_p.
20850 * params.def (asan-instrument-allocas): Add new option.
20851 * params.h (ASAN_PROTECT_ALLOCAS): Define.
20852 * opts.c (common_handle_option): Disable allocas sanitization for
20855 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
20857 * asan.c: Include gimple-fold.h.
20858 (get_last_alloca_addr): New function.
20859 (handle_builtin_stackrestore): Likewise.
20860 (handle_builtin_alloca): Likewise.
20861 (asan_emit_allocas_unpoison): Likewise.
20862 (get_mem_refs_of_builtin_call): Add new parameter, remove const
20863 quallifier from first paramerer. Handle BUILT_IN_ALLOCA,
20864 BUILT_IN_ALLOCA_WITH_ALIGN and BUILT_IN_STACK_RESTORE builtins.
20865 (instrument_builtin_call): Pass gimple iterator to
20866 get_mem_refs_of_builtin_call.
20867 (last_alloca_addr): New global.
20868 * asan.h (asan_emit_allocas_unpoison): Declare.
20869 * builtins.c (expand_asan_emit_allocas_unpoison): New function.
20870 (expand_builtin): Handle BUILT_IN_ASAN_ALLOCAS_UNPOISON.
20871 * cfgexpand.c (expand_used_vars): Call asan_emit_allocas_unpoison
20872 if function calls alloca.
20873 * gimple-fold.c (replace_call_with_value): Remove static keyword.
20874 * gimple-fold.h (replace_call_with_value): Declare.
20875 * internal-fn.c: Include asan.h.
20876 * sanitizer.def (BUILT_IN_ASAN_ALLOCA_POISON,
20877 BUILT_IN_ASAN_ALLOCAS_UNPOISON): New builtins.
20879 2017-07-06 David Malcolm <dmalcolm@redhat.com>
20881 * Makefile.in (SELFTEST_FLAGS): Drop "-x c", moving it to...
20882 (C_SELFTEST_FLAGS): New.
20883 (CPP_SELFTEST_FLAGS): New.
20884 (SELFTEST_DEPS): New, from deps of s-selftest.
20885 (C_SELFTEST_DEPS): New, from deps of s-selftest.
20886 (CPP_SELFTEST_DEPS): New.
20887 (selftest): Add dependency on s-selftest-c++.
20888 (s-selftest): Rename to...
20889 (s-selftest-c): ...this, moving deps to SELFTEST_DEPS
20890 and C_SELFTEST_DEPS, and using C_SELFTEST_FLAGS rather
20891 than SELFTEST_FLAGS.
20892 (selftest-gdb): Rename to...
20893 (selftest-c-gdb): ...this, using C_SELFTEST_DEPS and
20895 (selftest-gdb): Reintroduce as an alias for selftest-c-gdb.
20896 (selftest-valgrind): Rename to...
20897 (selftest-c-valgrind): ...this, using C_SELFTEST_DEPS and
20899 (selftest-valgrind): Reintroduce as an alias for
20900 selftest-c-valgrind.
20901 (s-selftest-c++): New.
20902 (selftest-c++-gdb): New.
20903 (selftest-c++-valgrind): New.
20905 2017-07-06 Olivier Hainque <hainque@adacore.com>
20907 * gcc.c (process_command): When deciding if undefined variables
20908 should be ignored when processing specs, accept "gcc -v" as well.
20910 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
20912 * auto-profile.c (afdo_set_bb_count, afdo_propagate_edge,
20913 afdo_annotate_cfg): Set counts/probabilities as determined by afdo.
20915 2017-07-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
20917 * config/arm/arm-cpus.in (armv8-r): Add new entry.
20918 * config/arm/arm-isa.h (ISA_ARMv8r): Define macro.
20919 * config/arm/arm-tables.opt: Regenerate.
20920 * config/arm/arm.h (enum base_architecture): Add BASE_ARCH_8R
20922 * doc/invoke.texi: Mention -march=armv8-r and its extensions.
20924 2017-07-06 Carl Love <cel@us.ibm.com>
20926 * ChangeLog: Clean up from mid air collision
20928 2017-07-06 Carl Love <cel@us.ibm.com>
20930 * config/rs6000/rs6000-c.c: Add support for built-in functions
20931 vector signed int vec_subc (vector signed int, vector signed int);
20932 vector signed __int128 vec_subc (vector signed __int128,
20933 vector signed __int128);
20934 vector unsigned __int128 vec_subc (vector unsigned __int128,
20935 vector unsigned __int128);
20936 vector signed int vec_sube (vector signed int, vector signed int,
20937 vector signed int);
20938 vector unsigned int vec_sube (vector unsigned int,
20939 vector unsigned int,
20940 vector unsigned int);
20941 vector signed __int128 vec_sube (vector signed __int128,
20942 vector signed __int128,
20943 vector signed__int128);
20944 vector unsigned __int128 vec_sube (vector unsigned __int128,
20945 vector unsigned __int128,
20946 vector unsigned __int128);
20947 vector signed int vec_subec (vector signed int, vector signed int,
20948 vector signed int);
20949 vector unsigned int vec_subec (vector unsigned int,
20950 vector unsigned int,
20951 vector unsigned int);
20952 vector signed __int128 vec_subec (vector signed __int128,
20953 vector signed __int128,
20954 vector signed__int128);
20955 vector unsigned __int128 vec_subec (vector unsigned __int128,
20956 vector unsigned __int128,
20957 vector unsigned __int128);
20958 * config/rs6000/rs6000.c (ALTIVEC_BUILTIN_VEC_SUBE,
20959 ALTIVEC_BUILTIN_VEC_SUBEC): Add ef_builtins.
20960 * config/rs6000/rs6000-builtin.def (SUBE, SUBEC): Add
20961 BU_ALTIVEC_OVERLOAD_X definitions.
20962 * config/rs6000/altivec.h (vec_sube, vec_subec): Add builtin defines.
20963 * doc/extend.texi: Update the built-in documentation file for the new
20964 built-in functions.
20966 2017-07-06 David Malcolm <dmalcolm@redhat.com>
20969 * diagnostic-show-locus.c (layout::layout): Use start and finish
20970 spelling location for the start and finish of each range.
20971 * genmatch.c (linemap_client_expand_location_to_spelling_point):
20972 Add unused aspect param.
20973 * input.c (expand_location_1): Add "aspect" param, and use it
20974 to access the correct part of the location.
20975 (expand_location): Pass LOCATION_ASPECT_CARET to new param of
20977 (expand_location_to_spelling_point): Likewise.
20978 (linemap_client_expand_location_to_spelling_point): Add "aspect"
20979 param, and pass it to expand_location_1.
20981 2017-07-06 Sebastian Peryt <sebastian.peryt@intel.com>
20983 * config/i386/avx512fintrin.h (_mm_mask_getexp_round_ss,
20984 _mm_maskz_getexp_round_ss, _mm_mask_getexp_round_sd,
20985 _mm_maskz_getexp_round_sd, _mm_mask_getmant_round_sd,
20986 _mm_maskz_getmant_round_sd, _mm_mask_getmant_round_ss,
20987 _mm_maskz_getmant_round_ss, _mm_mask_getexp_ss, _mm_maskz_getexp_ss,
20988 _mm_mask_getexp_sd, _mm_maskz_getexp_sd, _mm_mask_getmant_sd,
20989 _mm_maskz_getmant_sd, _mm_mask_getmant_ss,
20990 _mm_maskz_getmant_ss): New intrinsics.
20991 (__builtin_ia32_getexpss128_mask): Changed to ...
20992 __builtin_ia32_getexpss128_round ... this.
20993 (__builtin_ia32_getexpsd128_mask): Changed to ...
20994 __builtin_ia32_getexpsd128_round ... this.
20995 * config/i386/i386-builtin-types.def
20996 ((V2DF, V2DF, V2DF, INT, V2DF, UQI, INT),
20997 (V4SF, V4SF, V4SF, INT, V4SF, UQI, INT)): New function type aliases.
20998 * config/i386/i386-builtin.def (__builtin_ia32_getexpsd_mask_round,
20999 __builtin_ia32_getexpss_mask_round, __builtin_ia32_getmantsd_mask_round,
21000 __builtin_ia32_getmantss_mask_round): New builtins.
21001 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_INT_V2DF_UQI_INT,
21002 V4SF_FTYPE_V4SF_V4SF_INT_V4SF_UQI_INT): Handle new types.
21003 (CODE_FOR_avx512f_vgetmantv2df_mask_round,
21004 CODE_FOR_avx512f_vgetmantv4sf_mask_round): New cases.
21005 * config/i386/sse.md
21006 (avx512f_sgetexp<mode><round_saeonly_name>): Changed to ...
21007 avx512f_sgetexp<mode><mask_scalar_name>
21008 <round_saeonly_scalar_name> ... this.
21009 (vgetexp<ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|
21010 %0, %1, %2<round_saeonly_op3>}): Changed to ...
21011 vgetexp<ssescalarmodesuffix>
21012 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
21013 %0<mask_scalar_operand3>, %1, %2<round_saeonly_scalar_mask_op3>} ... this.
21014 (avx512f_vgetmant<mode><round_saeonly_name>): Changed to ...
21015 avx512f_vgetmant<mode><mask_scalar_name>
21016 <round_saeonly_scalar_name> ... this.
21017 (vgetmant<ssescalarmodesuffix>\t{%3, <round_saeonly_op4>%2, %1, %0|
21018 %0, %1, %2<round_saeonly_op4>, %3}): Changed to ...
21019 vgetmant<ssescalarmodesuffix>
21020 \t{%3, <round_saeonly_scalar_mask_op4>%2, %1, %0<mask_scalar_operand4>|
21021 %0<mask_scalar_operand4>, %1, %2
21022 <round_saeonly_scalar_mask_op4>, %3} ... this.
21023 * config/i386/subst.md (mask_scalar_operand4,
21024 round_saeonly_scalar_mask_operand4, round_saeonly_scalar_mask_op4,
21025 round_saeonly_scalar_nimm_predicate): New subst attributes.
21027 2017-07-06 Julia Koval <julia.koval@intel.com>
21029 * config/i386/i386.c (ix86_erase_embedded_rounding):
21030 Remove code for old rounding pattern.
21032 2017-07-06 Richard Earnshaw <rearnsha@arm.com>
21034 * config/arm/t-arm (GTM_H): Add arm-cpu.h.
21036 2017-07-06 Christophe Lyon <christophe.lyon@linaro.org>
21038 * doc/sourcebuild.texi (Test Directives, Variants of
21039 dg-require-support): Add documentation for dg-require-stack-check.
21041 2017-07-05 Sebastian Peryt <sebastian.peryt@intel.com>
21043 * config/i386/subst.md (mask_scalar, round_scalar,
21044 round_saeonly_scalar): New meta-templates.
21045 (mask_scalar_name, mask_scalar_operand3, round_scalar_name,
21046 round_scalar_mask_operand3, round_scalar_mask_op3,
21047 round_scalar_constraint, round_scalar_prefix, round_saeonly_scalar_name,
21048 round_saeonly_scalar_mask_operand3, round_saeonly_scalar_mask_op3,
21049 round_saeonly_scalar_constraint,
21050 round_saeonly_scalar_prefix): New subst attribute.
21051 * config/i386/sse.md
21052 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): Renamed to ...
21053 <sse>_vm<plusminus_insn><mode>3<mask_scalar_name>
21054 <round_scalar_name> ... this.
21055 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): Renamed to ...
21056 <sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name>
21057 <round_scalar_name> ... this.
21058 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): Renamed to ...
21059 <sse>_vm<code><mode>3<mask_scalar_name>
21060 <round_saeonly_scalar_name> ... this.
21061 (v<plusminus_mnemonic><ssescalarmodesuffix>
21062 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
21063 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
21064 v<plusminus_mnemonic><ssescalarmodesuffix>
21065 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
21066 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
21067 (v<multdiv_mnemonic><ssescalarmodesuffix>
21068 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
21069 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
21070 v<multdiv_mnemonic><ssescalarmodesuffix>
21071 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
21072 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
21073 (v<maxmin_float><ssescalarmodesuffix>
21074 \t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|
21075 %0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}): Changed to ...
21076 v<maxmin_float><ssescalarmodesuffix>
21077 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
21078 %0<mask_scalar_operand3>, %1, %<iptr>2
21079 <round_saeonly_scalar_mask_op3>} ... this.
21081 2017-07-05 Richard Earnshaw <rearnsha@arm.com>
21083 * config/arm/arm.c (arm_fixed_condition_code_regs): New function.
21084 (TARGET_FIXED_CONDITION_CODE_REGS): Redefine.
21086 2017-07-05 Richard Sandiford <richard.sandiford@linaro.org>
21087 Alan Hayward <alan.hayward@arm.com>
21088 David Sherwood <david.sherwood@arm.com>
21090 * combine.c (simplify_if_then_else): Remove "enum" before
21092 * compare-elim.c (can_eliminate_compare): Likewise.
21093 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
21095 (aarch64_lookup_simd_builtin_type): Likewise.
21096 (aarch64_simd_builtin_type): Likewise.
21097 (aarch64_init_simd_builtin_types): Likewise.
21098 (aarch64_simd_expand_args): Likewise.
21099 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist):
21101 (aarch64_reverse_mask): Likewise.
21102 (aarch64_simd_emit_reg_reg_move): Likewise.
21103 (aarch64_gen_adjusted_ldpstp): Likewise.
21104 (aarch64_ccmp_mode_to_code): Likewise.
21105 (aarch64_operands_ok_for_ldpstp): Likewise.
21106 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
21107 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class):
21109 (aarch64_min_divisions_for_recip_mul): Likewise.
21110 (aarch64_reassociation_width): Likewise.
21111 (aarch64_get_condition_code_1): Likewise.
21112 (aarch64_simd_emit_reg_reg_move): Likewise.
21113 (aarch64_simd_attr_length_rglist): Likewise.
21114 (aarch64_reverse_mask): Likewise.
21115 (aarch64_operands_ok_for_ldpstp): Likewise.
21116 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
21117 (aarch64_gen_adjusted_ldpstp): Likewise.
21118 * config/aarch64/cortex-a57-fma-steering.c (fma_node::rename):
21120 * config/arc/arc.c (legitimate_offset_address_p): Likewise.
21121 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
21122 (arm_lookup_simd_builtin_type): Likewise.
21123 (arm_simd_builtin_type): Likewise.
21124 (arm_init_simd_builtin_types): Likewise.
21125 (arm_expand_builtin_args): Likewise.
21126 * config/arm/arm-protos.h (arm_expand_builtin): Likewise.
21127 * config/ft32/ft32.c (ft32_libcall_value): Likewise.
21128 (ft32_setup_incoming_varargs): Likewise.
21129 (ft32_function_arg): Likewise.
21130 (ft32_function_arg_advance): Likewise.
21131 (ft32_pass_by_reference): Likewise.
21132 (ft32_arg_partial_bytes): Likewise.
21133 (ft32_valid_pointer_mode): Likewise.
21134 (ft32_addr_space_pointer_mode): Likewise.
21135 (ft32_addr_space_legitimate_address_p): Likewise.
21136 * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple):
21138 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
21139 (ix86_emit_outlined_ms2sysv_restore): Likewise.
21140 (iamcu_alignment): Likewise.
21141 (canonicalize_vector_int_perm): Likewise.
21142 (ix86_noce_conversion_profitable_p): Likewise.
21143 (ix86_mpx_bound_mode): Likewise.
21144 (ix86_operands_ok_for_move_multiple): Likewise.
21145 * config/microblaze/microblaze-protos.h
21146 (microblaze_expand_conditional_branch_reg): Likewise.
21147 * config/microblaze/microblaze.c
21148 (microblaze_expand_conditional_branch_reg): Likewise.
21149 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
21151 (rs6000_reassociation_width): Likewise.
21152 (rs6000_invalid_binary_op): Likewise.
21153 (fusion_p9_p): Likewise.
21154 (emit_fusion_p9_load): Likewise.
21155 (emit_fusion_p9_store): Likewise.
21156 * config/riscv/riscv-protos.h (riscv_regno_mode_ok_for_base_p):
21158 (riscv_hard_regno_mode_ok_p): Likewise.
21159 (riscv_address_insns): Likewise.
21160 (riscv_split_symbol): Likewise.
21161 (riscv_legitimize_move): Likewise.
21162 (riscv_function_value): Likewise.
21163 (riscv_hard_regno_nregs): Likewise.
21164 (riscv_expand_builtin): Likewise.
21165 * config/riscv/riscv.c (riscv_build_integer_1): Likewise.
21166 (riscv_build_integer): Likewise.
21167 (riscv_split_integer): Likewise.
21168 (riscv_legitimate_constant_p): Likewise.
21169 (riscv_cannot_force_const_mem): Likewise.
21170 (riscv_regno_mode_ok_for_base_p): Likewise.
21171 (riscv_valid_base_register_p): Likewise.
21172 (riscv_valid_offset_p): Likewise.
21173 (riscv_valid_lo_sum_p): Likewise.
21174 (riscv_classify_address): Likewise.
21175 (riscv_legitimate_address_p): Likewise.
21176 (riscv_address_insns): Likewise.
21177 (riscv_load_store_insns): Likewise.
21178 (riscv_force_binary): Likewise.
21179 (riscv_split_symbol): Likewise.
21180 (riscv_force_address): Likewise.
21181 (riscv_legitimize_address): Likewise.
21182 (riscv_move_integer): Likewise.
21183 (riscv_legitimize_const_move): Likewise.
21184 (riscv_legitimize_move): Likewise.
21185 (riscv_address_cost): Likewise.
21186 (riscv_subword): Likewise.
21187 (riscv_output_move): Likewise.
21188 (riscv_canonicalize_int_order_test): Likewise.
21189 (riscv_emit_int_order_test): Likewise.
21190 (riscv_function_arg_boundary): Likewise.
21191 (riscv_pass_mode_in_fpr_p): Likewise.
21192 (riscv_pass_fpr_single): Likewise.
21193 (riscv_pass_fpr_pair): Likewise.
21194 (riscv_get_arg_info): Likewise.
21195 (riscv_function_arg): Likewise.
21196 (riscv_function_arg_advance): Likewise.
21197 (riscv_arg_partial_bytes): Likewise.
21198 (riscv_function_value): Likewise.
21199 (riscv_pass_by_reference): Likewise.
21200 (riscv_setup_incoming_varargs): Likewise.
21201 (riscv_print_operand): Likewise.
21202 (riscv_elf_select_rtx_section): Likewise.
21203 (riscv_save_restore_reg): Likewise.
21204 (riscv_for_each_saved_reg): Likewise.
21205 (riscv_register_move_cost): Likewise.
21206 (riscv_hard_regno_mode_ok_p): Likewise.
21207 (riscv_hard_regno_nregs): Likewise.
21208 (riscv_class_max_nregs): Likewise.
21209 (riscv_memory_move_cost): Likewise.
21210 * config/rl78/rl78-protos.h (rl78_split_movsi): Likewise.
21211 * config/rl78/rl78.c (rl78_split_movsi): Likewise.
21212 (rl78_addr_space_address_mode): Likewise.
21213 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21215 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
21216 (rs6000_reassociation_width): Likewise.
21217 (rs6000_invalid_binary_op): Likewise.
21218 (fusion_p9_p): Likewise.
21219 (emit_fusion_p9_load): Likewise.
21220 (emit_fusion_p9_store): Likewise.
21221 * config/visium/visium-protos.h (prepare_move_operands): Likewise.
21222 (ok_for_simple_move_operands): Likewise.
21223 (ok_for_simple_move_strict_operands): Likewise.
21224 (ok_for_simple_arith_logic_operands): Likewise.
21225 (visium_legitimize_reload_address): Likewise.
21226 (visium_select_cc_mode): Likewise.
21227 (output_cbranch): Likewise.
21228 (visium_split_double_move): Likewise.
21229 (visium_expand_copysign): Likewise.
21230 (visium_expand_int_cstore): Likewise.
21231 (visium_expand_fp_cstore): Likewise.
21232 * config/visium/visium.c (visium_pass_by_reference): Likewise.
21233 (visium_function_arg): Likewise.
21234 (visium_function_arg_advance): Likewise.
21235 (visium_libcall_value): Likewise.
21236 (visium_setup_incoming_varargs): Likewise.
21237 (visium_legitimate_constant_p): Likewise.
21238 (visium_legitimate_address_p): Likewise.
21239 (visium_legitimize_address): Likewise.
21240 (visium_secondary_reload): Likewise.
21241 (visium_register_move_cost): Likewise.
21242 (visium_memory_move_cost): Likewise.
21243 (prepare_move_operands): Likewise.
21244 (ok_for_simple_move_operands): Likewise.
21245 (ok_for_simple_move_strict_operands): Likewise.
21246 (ok_for_simple_arith_logic_operands): Likewise.
21247 (visium_function_value_1): Likewise.
21248 (rtx_ok_for_offset_p): Likewise.
21249 (visium_legitimize_reload_address): Likewise.
21250 (visium_split_double_move): Likewise.
21251 (visium_expand_copysign): Likewise.
21252 (visium_expand_int_cstore): Likewise.
21253 (visium_expand_fp_cstore): Likewise.
21254 (visium_split_cstore): Likewise.
21255 (visium_select_cc_mode): Likewise.
21256 (visium_split_cbranch): Likewise.
21257 (output_cbranch): Likewise.
21258 (visium_print_operand_address): Likewise.
21259 * expmed.c (flip_storage_order): Likewise.
21260 * expmed.h (emit_cstore): Likewise.
21261 (flip_storage_order): Likewise.
21262 * genrecog.c (validate_pattern): Likewise.
21263 * hsa-gen.c (gen_hsa_addr): Likewise.
21264 * internal-fn.c (expand_arith_overflow): Likewise.
21265 * ira-color.c (allocno_copy_cost_saving): Likewise.
21266 * lra-assigns.c (find_hard_regno_for_1): Likewise.
21267 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
21268 (process_invariant_for_inheritance): Likewise.
21269 * lra-eliminations.c (move_plus_up): Likewise.
21270 * omp-low.c (lower_oacc_reductions): Likewise.
21271 * simplify-rtx.c (simplify_subreg): Likewise.
21272 * target.def (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
21273 (TARGET_CHKP_BOUND_MODE): Likewise..
21274 * targhooks.c (default_chkp_bound_mode): Likewise.
21275 (default_setup_incoming_vararg_bounds): Likewise.
21276 * targhooks.h (default_chkp_bound_mode): Likewise.
21277 (default_setup_incoming_vararg_bounds): Likewise.
21278 * tree-ssa-math-opts.c (divmod_candidate_p): Likewise.
21279 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise.
21280 (have_whole_vector_shift): Likewise.
21281 * tree-vect-stmts.c (vectorizable_load): Likewise.
21282 * doc/tm.texi: Regenerate.
21284 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
21286 Graceful degrade if Binutils PR21472 is not available.
21289 * configure.ac [target=avr]: WARN instead of ERROR if avrxmega3
21290 .rodata in flash test fails.
21291 (HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH): Define it if test passes.
21292 * confgure: Regenerate.
21293 * config.in: Regenerate.
21294 * config/avr/avr.c (avr_asm_named_section)
21295 [HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH]: Only trigger
21296 __do_copy_data for stuff in .rodata if flash_pm_offset = 0.
21297 (avr_asm_init_sections): Same.
21299 2017-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21301 * config/arm/neon.md (fma<VCVTF:mode>4): Remove %?.
21302 (fma<VH:mode>4_intrinsic): Likewise.
21303 (*fmsub<VCVTF:mode>4): Likewise.
21304 (*fmsub<VH:mode>4_intrinsic): Likewise.
21306 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
21309 * config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]:
21310 Don't depend on "optimize > 0".
21311 (out_movhi_r_mr, out_movqi_mr_r): Same.
21312 (out_movhi_mr_r, out_movqi_r_mr): Same.
21313 (avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for
21314 io_address_operand on "optimize > 0".
21316 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21318 * tree-loop-distribution.c: Add general explanantion on the pass.
21319 (generate_loops_for_partition): Mark distributed loop.
21320 (pg_add_dependence_edges): New parameter. Handle alias data
21321 dependence specially and record it in the parameter if asked.
21322 (struct pg_vdata, pg_edata, pg_edge_callback_data): New structs.
21323 (init_partition_graph_vertices, add_partition_graph_edge): New.
21324 (pg_skip_alias_edge, free_partition_graph_edata_cb): New.
21325 (free_partition_graph_vdata, build_partition_graph): New.
21326 (sort_partitions_by_post_order, merge_dep_scc_partitions): New.
21327 (pg_collect_alias_ddrs, break_alias_scc_partitions): New.
21328 (data_ref_segment_size, latch_dominated_by_data_ref): New.
21329 (compute_alias_check_pairs, version_loop_by_alias_check): New.
21330 (version_for_distribution_p, finalize_partitions): New.
21331 (distribute_loop): Handle alias data dependence specially. Factor
21332 out loop fusion code as functions and call these functions.
21334 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21336 * tree-loop-distribution.c (classify_partition): New parameter and
21337 better handle reduction statement.
21338 (rdg_build_partitions): Revise comment.
21339 (distribute_loop): Compute statements in all partitions and pass it
21340 to classify_partition.
21342 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21344 * tree-loop-distribution.c (enum partition_type): New.
21345 (struct partition): New field type.
21346 (partition_merge_into): Add parameter. Update partition type.
21347 (data_dep_in_cycle_p, update_type_for_merge): New functions.
21348 (build_rdg_partition_for_vertex): Compute partition type.
21349 (rdg_build_partitions): Dump partition type.
21350 (distribute_loop): Update calls to partition_merge_into.
21352 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21354 * tree-loop-distribution.c (struct ddr_hasher): New.
21355 (ddr_hasher::hash, ::equal, get_data_dependence): New function.
21357 (classify_partition): Call get_data_dependence.
21358 (pg_add_dependence_edges): Ditto.
21359 (distribute_loop): Release data dependence hash table.
21361 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21363 * tree-loop-distribution.c (ref_base_address): Delete.
21364 (similar_memory_accesses): Rename ...
21365 (share_memory_accesses): ... to this. Check if partitions access
21366 the same memory reference.
21367 (distribute_loop): Call share_memory_accesses.
21369 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21371 * tree-loop-distribution.c (struct partition): New field recording
21372 its data reference.
21373 (partition_alloc, partition_free): Init and release data refs.
21374 (partition_merge_into): Merge data refs.
21375 (build_rdg_partition_for_vertex): Collect data refs for partition.
21376 (pg_add_dependence_edges): Change parameters from vector to bitmap.
21378 (distribute_loop): Remve data refs from vertice data of partition
21381 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21383 * tree-loop-distribution.c (params.h): Include header file.
21384 (MAX_DATAREFS_NUM, DR_INDEX): New macro.
21385 (datarefs_vec): New global var.
21386 (create_rdg_vertices): Use datarefs_vec directly.
21387 (free_rdg): Don't free data references.
21388 (build_rdg): Update use. Don't free data references.
21389 (distribute_loop): Compute global variable for data references.
21390 Bail out if there are too many data references.
21392 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21394 * tree-loop-distribution.c (loop_nest): New global var.
21395 (build_rdg): Use loop directly, rather than loop nest.
21396 (pg_add_dependence_edges): Remove loop nest parameter. Use global
21398 (distribute_loop): Compute global variable loop nest. Update use.
21400 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21402 * tree-loop-distribution.c (enum fuse_type, fuse_message): New.
21403 (partition_merge_into): New parameter. Dump reason for fusion.
21404 (distribute_loop): Update use of partition_merge_into.
21406 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21408 * tree-loop-distribution.c (bb_top_order_index): New.
21409 (bb_top_order_index_size, bb_top_order_cmp): New.
21410 (stmts_from_loop): Use topological order.
21411 (pass_loop_distribution::execute): Compute and release topological
21412 order for basic blocks.
21414 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21416 * tree-loop-distribution.c (pass_loop_distribution::execute): Skip
21419 2017-07-05 Bin Cheng <bin.cheng@arm.com>
21421 * cfgloop.h (struct loop): Add comment. New field orig_loop_num.
21422 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change.
21423 * internal-fn.c (expand_LOOP_DIST_ALIAS): New function.
21424 * internal-fn.def (LOOP_DIST_ALIAS): New.
21425 * tree-vectorizer.c (fold_loop_vectorized_call): Rename to ...
21426 (fold_loop_internal_call): ... this.
21427 (vect_loop_dist_alias_call): New function.
21428 (set_uid_loop_bbs): Call fold_loop_internal_call.
21429 (vectorize_loops): Fold IFN_LOOP_VECTORIZED and IFN_LOOP_DIST_ALIAS
21432 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
21435 * config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes):
21436 Require dead FLAGS_REG at the beginning of a peephole.
21438 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
21441 * config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y
21442 arguments in the call to __builtin_ia32_sbb_u32.
21443 (_subborrow_u64): Swap _X and _Y arguments in the call to
21444 __builtin_ia32_sbb_u64.
21446 2017-07-04 Jakub Jelinek <jakub@redhat.com>
21449 * tree-vrp.c (compare_assert_loc): Turn into a function template
21450 with stable template parameter. Only test if a->e is NULL,
21451 !a->e == !b->e has been verified already. Use e == NULL or
21452 e != NULL instead of e or ! e tests. If stable is true, don't use
21453 iterative_hash_expr, on the other side allow a or b or both NULL
21454 and sort the NULLs last.
21455 (process_assert_insertions): Sort using compare_assert_loc<false>
21456 instead of compare_assert_loc, later sort using
21457 compare_assert_loc<true> before calling process_assert_insertions_for
21458 in a loop. Use break instead of continue once seen NULL pointer.
21460 2017-07-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
21462 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
21463 Cortex-R7 and Cortex-R8 processors.
21465 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
21467 * ipa-utils.c (ipa_merge_profiles): Fix merging when dst is
21468 uninitialized while src is not.
21470 2017-07-04 Richard Earnshaw <rearnsha@arm.com>
21472 * common/config/arm/arm-common.c: Adjust include path for
21474 * config/arm/t-arm (TM_H): Adjust path for arm-cpu.h.
21475 (arm-cpu.h): Create in build directory. Adjust dependency rules.
21476 (arm-cpu-data.h): Likewise.
21477 (arm-cpu-cdata.h): Likewise.
21478 * config/arm/arm-cpu.h: Delete.
21479 * config/arm/arm-cpu-cdata.h: Delete.
21480 * config/arm/arm-cpu-data.h: Delete.
21482 2017-07-04 James Greenhalgh <james.greenhalgh@arm.com>
21484 * config/arm/arm-cpus.in (cortex-a55): New.
21485 (cortex-a75): Likewise.
21486 (cortex-a75.cortex-a55): Likewise.
21487 * config/arm/driver-arm.c (arm_cpu_table): Add cortex-a55 and
21489 * doc/invoke.texi (-mcpu): Document cortex-a55 and cortex-a75.
21490 * config/arm/arm-cpu-cdata.h: Regenerate.
21491 * config/arm/arm-cpu-data.h: Regenerate.
21492 * config/arm/arm-cpu.h: Regenerate.
21493 * config/arm/arm-tables.opt: Regenerate.
21494 * config/arm/arm-tune.md: Regenerate.
21496 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
21498 * haifa-sched.c (sched_create_recovery_edges): Update profile.
21500 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
21502 * bb-reorder.c (better_edge_p): Fix handling of uninitialized
21505 2017-07-04 Richard Sandiford <richard.sandiford@linaro.org>
21507 PR tree-optimization/81292
21508 * tree-ssa-strlen.c (handle_builtin_strlen): When setting
21509 full_string_p, also call adjust_related_strinfos if the adjustment
21510 is simple, otherwise invalidate related strinfos.
21512 2017-07-04 Martin Liska <mliska@suse.cz>
21515 * sanopt.c (sanitize_rewrite_addressable_params): Mark the
21516 newly created variable as DECL_IGNORED_P.
21518 2017-07-04 Martin Liska <mliska@suse.cz>
21521 * ipa-inline.c (inline_small_functions):
21522 Use xstrdup_for_dump.
21524 2017-07-04 Tom de Vries <tom@codesourcery.com>
21526 * graph.c (draw_cfg_edges): Save and restore EDGE_DFS_BACK.
21528 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
21531 * config/darwin.c (darwin_function_switched_text_sections):
21534 2017-07-03 Jan Hubicka <hubicka@ucw.cz>
21536 * tree-vect-loop-manip.c (vect_do_peeling): Fix scaling up.
21538 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
21540 * doc/invoke.texi (ARM Options): Add -mbe8 and -mbe32 to option summary.
21542 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
21544 * tree-vect-loop.c (vect_analyze_loop_2): Treat min_scalar_loop_bound,
21545 min_profitable_iters, and th as inclusive lower bounds.
21546 Fix LOOP_VINFO_PEELING_FOR_GAPS condition.
21547 (vect_estimate_min_profitable_iters): Return inclusive lower bounds
21548 for min_profitable_iters and min_profitable_estimate.
21549 (vect_transform_loop): Treat th as an inclusive lower bound.
21550 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
21552 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
21555 * config/darwin.c (darwin_function_switched_text_sections):
21556 Replace DECL_NAME with DECL_ASSEMBLER_NAME, split assemble_name_raw
21557 in two pieces, and suppress the use of buf.
21559 2017-07-03 Nathan Sidwell <nathan@acm.org>
21561 * hash-table.h (hash_table_mod1): Fix indentation.
21563 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
21565 PR middle-end/81290
21566 * predict.c (force_edge_cold): Be more careful about propagation
21568 * profile-count.h (profile_probability::guessed,
21569 profile_probability::fdo, profile_count::guessed, profile_count::fdo):
21571 * tree-ssa-threadupdate.c (recompute_probabilities): Result is guessed.
21573 2017-07-03 James Greenhalgh <james.greenhalgh@arm.com>
21575 * doc/invoke.texi (rcpc architecture extension): Document it.
21577 2017-07-03 Richard Biener <rguenther@suse.de>
21579 PR tree-optimization/60510
21580 * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass in
21581 the scalar reduction PHI and use it.
21582 (vectorizable_reduction): Properly guard the single_defuse_cycle
21583 path for non-SLP reduction chains where we cannot use it.
21584 Rework reduc_def/index and vector type deduction. Rework
21585 vector operand gathering during reduction op code-gen.
21586 * tree-vect-slp.c (vect_analyze_slp): For failed SLP reduction
21587 chains dissolve the chain and leave it to non-SLP reduction
21590 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
21592 * tree-data-ref.h (dr_alignment): Declare.
21593 * tree-data-ref.c (dr_alignment): New function.
21594 * tree-vectorizer.h (dataref_aux): Remove base_element_aligned.
21595 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't
21597 * tree-vect-stmts.c (vectorizable_store): Use dr_alignment.
21599 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
21601 * tree-data-ref.h (innermost_loop_behavior): Add base_alignment
21602 and base_misalignment fields.
21603 (DR_BASE_ALIGNMENT, DR_BASE_MISALIGNMENT): New macros.
21604 * tree-data-ref.c: Include builtins.h.
21605 (dr_analyze_innermost): Set up the new innmost_loop_behavior fields.
21606 * tree-vectorizer.h (STMT_VINFO_DR_BASE_ALIGNMENT): New macro.
21607 (STMT_VINFO_DR_BASE_MISALIGNMENT): Likewise.
21608 * tree-vect-data-refs.c: Include tree-cfg.h.
21609 (vect_compute_data_ref_alignment): Use the new innermost_loop_behavior
21610 fields instead of calculating an alignment here.
21611 (vect_analyze_data_refs): Use dr_analyze_innermost. Dump the new
21612 innermost_loop_behavior fields.
21614 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
21616 * tree-data-ref.h (innermost_loop_behavior): Add a step_alignment
21618 (DR_STEP_ALIGNMENT): New macro.
21619 * tree-vectorizer.h (STMT_VINFO_DR_STEP_ALIGNMENT): Likewise.
21620 * tree-data-ref.c (dr_analyze_innermost): Initalize step_alignment.
21621 (create_data_ref): Print it.
21622 * tree-vect-stmts.c (vectorizable_load): Use the step alignment
21623 to tell whether the step preserves vector (mis)alignment.
21624 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
21625 Move the check for an integer step and generalise to all INTEGER_CST.
21626 (vect_analyze_data_refs): Set DR_STEP_ALIGNMENT when setting DR_STEP.
21627 Print the outer step alignment.
21629 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
21631 * tree-data-ref.h (innermost_loop_behavior): Replace aligned_to
21632 with offset_alignment.
21633 (DR_ALIGNED_TO): Delete.
21634 (DR_OFFSET_ALIGNMENT): New macro.
21635 * tree-vectorizer.h (STMT_VINFO_DR_ALIGNED_TO): Delete.
21636 (STMT_VINFO_DR_OFFSET_ALIGNMENT): New macro.
21637 * tree-data-ref.c (dr_analyze_innermost): Update after above changes.
21638 (create_data_ref): Likewise.
21639 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
21640 (vect_analyze_data_refs): Likewise.
21641 * tree-if-conv.c (if_convertible_loop_p_1): Use memset before
21642 creating dummy innermost behavior.
21644 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
21646 * tree-data-ref.h (dr_analyze_innermost): Replace the dr argument
21647 with a "innermost_loop_behavior *" and refeence tree.
21648 * tree-data-ref.c (dr_analyze_innermost): Likewise.
21649 (create_data_ref): Update call accordingly.
21650 * tree-predcom.c (find_looparound_phi): Likewise.
21652 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
21654 * tree-vectorizer.h (_stmt_vec_info): Replace individual dr_*
21655 fields with dr_wrt_vec_loop.
21656 (STMT_VINFO_DR_BASE_ADDRESS, STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET)
21657 (STMT_VINFO_DR_STEP, STMT_VINFO_DR_ALIGNED_TO): Update accordingly.
21658 (STMT_VINFO_DR_WRT_VEC_LOOP): New macro.
21659 (vect_dr_behavior): New function.
21660 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
21661 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
21662 vect_dr_behavior. Use a step_preserves_misalignment_p boolean to
21663 track whether the step preserves the misalignment.
21664 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
21665 Use vect_dr_behavior.
21666 (vect_setup_realignment): Update call accordingly.
21667 (vect_create_data_ref_ptr): Likewise. Use vect_dr_behavior.
21668 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Update
21669 call to vect_create_addr_base_for_vector_ref.
21670 (vect_create_cond_for_align_checks): Likewise.
21671 * tree-vect-patterns.c (vect_recog_bool_pattern): Copy
21672 STMT_VINFO_DR_WRT_VEC_LOOP as a block.
21673 (vect_recog_mask_conversion_pattern): Likewise.
21674 * tree-vect-stmts.c (compare_step_with_zero): Use vect_dr_behavior.
21675 (new_stmt_vec_info): Remove redundant zeroing.
21677 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
21679 * common/config/arm/arm-common.c (arm_be8_option): New function.
21680 * config/arm/arm-isa.h (isa_feature): Add new feature bit isa_bit_be8.
21681 (ISA_ARMv6): Add isa_bit_be8.
21682 * config/arm/arm.h (arm_be8_option): Add prototype.
21683 (BE8_SPEC_FUNCTION): New define.
21684 (EXTRA_SPEC_FUNCTIONS): Add BE8_SPEC_FUNCTION.
21685 * config/arm/arm.opt (mbig-endian): Mark as Negative of mlittle-endian.
21686 (mlittle-endian): Similarly.
21687 (mbe8, mbe32): New options.
21688 * config/arm/bpabi.h (BE8_LINK_SPEC): Call arm_be8_option.
21689 * doc/invoke.texi (ARM Options): Document -mbe8 and -mbe32.
21691 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
21693 * tree-cfg.c (gimple_find_sub_bbs): Fix profile updating.
21695 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
21697 * tree-cfgcleanup.c (want_merge_blocks_p): New function.
21698 (cleanup_tree_cfg_bb): Use it.
21699 * profile-count.h (profile_count::of_for_merging, profile_count::merge):
21701 * tree-cfg.c (gimple_merge_blocks): Use profile_count::merge.
21703 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
21706 * loop-doloop.c (add_test): Update profile.
21708 2017-07-03 Martin Liska <mliska@suse.cz>
21711 * sanopt.c (rewrite_usage_of_param): New function.
21712 (sanitize_rewrite_addressable_params): Likewise.
21713 (pass_sanopt::execute): Call rewrite_usage_of_param.
21715 2017-07-03 Richard Biener <rguenther@suse.de>
21717 * tree-vect-loop.c (vect_create_epilog_for_reduction): Revert
21718 back to using VIEW_CONVERT_EXPR.
21720 2017-07-03 Martin Liska <mliska@suse.cz>
21723 * doc/extend.texi: Document when a resolver function is
21724 generated for target_clones.
21726 2017-07-03 Martin Liska <mliska@suse.cz>
21728 * asan.c (asan_emit_stack_protection): Unpoison just red zones
21729 and shadow memory of auto variables which are subject of
21730 use-after-scope sanitization.
21731 (asan_expand_mark_ifn): Add do set only when is_poison.
21733 2016-07-03 Richard Biener <rguenther@suse.de>
21735 * tree-vect-loop.c (vect_analyze_loop_operations): Also analyze
21737 (vect_force_simple_reduction): Record reduction def -> phi mapping.
21738 (vectorizable_reduction): Perform reduction PHI creation when
21739 visiting a reduction PHI and adjust and simplify code generation
21740 phase of the reduction op. Cache dts, use fold_binary, not fold_build2.
21741 (vect_transform_loop): Visit reduction PHIs.
21742 * tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction
21743 defs into the SLP tree.
21744 (vect_build_slp_tree): Reduction defs terminate the recursion.
21745 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup
21747 (vect_get_vec_defs_for_stmt_copy): Export.
21748 (vect_get_vec_defs): Likewise.
21749 * tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def
21751 (vect_get_vec_defs_for_stmt_copy): Declare.
21752 (vect_get_vec_defs): Likewise.
21754 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
21756 * tree-data-ref.c (dr_analyze_innermost): Replace the "nest"
21757 parameter with a "loop" parameter and use it instead of the
21758 loop containing DR_STMT. Don't check simple_iv when doing
21759 BB analysis. Describe the two analysis modes in the comment.
21761 2017-07-03 Tom de Vries <tom@codesourcery.com>
21763 PR tree-optimization/69468
21764 * tree-ssa-tail-merge.c (ignore_edge_flags): New constant.
21765 (find_same_succ_bb): Handle ignore_edge_flags.
21767 2017-07-03 Tom de Vries <tom@codesourcery.com>
21769 PR tree-optimization/81192
21770 * tree-ssa-tail-merge.c (same_succ_hash): Use bb->loop_father->num in
21772 (same_succ::equal): Don't find bbs to be equal if bb->loop_father
21774 (find_same_succ_bb): Remove obsolete test on bb->loop_father->latch.
21776 2017-07-03 Tom de Vries <tom@codesourcery.com>
21778 PR tree-optimization/81192
21779 * tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
21780 BB_SAME_SUCC (bb) == NULL.
21782 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
21784 * cfgrtl.c (rtl_verify_edges): Enable checking of profile_probability
21787 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
21789 * dumpfile.c: Include profile-count.h
21790 * tree-cfg.c (gimple_duplicate_sese_tail): Drop UNUSED attributes;
21792 (insert_cond_bb): Update profile.
21793 * tree-cfg.h (insert_cond_bb): Update prototype.
21794 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Update.
21795 * tree-dump.c: Do not include tree-cfg.
21797 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
21799 * bb-reorder.c (fix_up_crossing_landing_pad): Update profile.
21801 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
21803 * expect.c (dw2_build_landing_pads): Update profile of the landing pad
21806 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
21808 * tree-complex.c (expand_complex_div_wide): update profile.
21810 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
21811 Alan Hayward <alan.hayward@arm.com>
21812 David Sherwood <david.sherwood@arm.com>
21814 * Makefile.in (MACHMODE_H): Remove insn-modes.h
21815 (CORETYPES_H): New define.
21816 (MOSTLYCLEANFILES): Add insn-modes-inline.h.
21817 (insn-modes-inline.h, s-modes-inline-h): New rules.
21818 (generated_files): Add insn-modes-inline.h.
21819 (RTL_BASE_H, TREE_CORE_H): Use CORETYPES_H instead of coretypes.h.
21820 (build/gensupport.o, build/ggc-none.o, build/print-rtl.o): Likewise.
21821 (build/read-md.o, build/read-rtl.o, build/rtl.o): Likewise.
21822 (build/vec.o, build/hash-table.o, build/inchash.o): Likewise.
21823 (build/gencondmd.o, build/genattr.o, build/genattr-common.o): Likewise.
21824 (build/genattrtab.o, build/genautomata.o, build/gencheck.o): Likewise.
21825 (build/gencodes.o, build/genconditions.o): Likewise.
21826 (build/genconfig.o, build/genconstants.o, build/genemit.o): Likewise.
21827 (build/genenums.o, build/genextract.o, build/genflags.o): Likewise.
21828 (build/gentarget-def.o, build/genmddeps.o, build/genopinit.o)
21829 (build/genoutput.o, build/genpeep.o, build/genpreds.o): Likewise.
21830 (build/genrecog.o, build/genmddump.o, build/genmatch.o): Likewise.
21831 (build/gencfn-macros.o, build/gcov-iov.o): Likewise.
21832 * coretypes.h: Include everything up to real.h for generators.
21833 Include insn-modes.h first. Include wide-int-print.h after
21834 wide-int.h. Include insn-modes-inline.h and then machmode.h.
21835 * machmode.h: Don't include insn-modes.h here.
21836 * function-tests.c: Remove includes of signop.h, machmode.h,
21837 double-int.h and wide-int.h.
21839 * gcc-rich-location.c: Remove includes of machmode.h, double-int.h
21841 * optc-save-gen.awk: Likewise.
21842 * gencheck.c (BITS_PER_UNIT): Delete dummy definition.
21843 * godump.c: Remove include of wide-int-print.h.
21844 * pretty-print.h: Likewise.
21845 * wide-int-print.cc: Likewise.
21846 * wide-int.cc: Likewise.
21847 * hash-map-tests.c: Remove include of signop.h.
21848 * hash-set-tests.c: Likewise.
21849 * rtl-tests.c: Likewise.
21850 * mkconfig.sh: Remove include of machmode.h.
21851 * genmodes.c (emit_insn_modes_h): Split emission of inline functions
21853 (emit_insn_modes_inline_h): ...this new function. Emit the code
21854 into an insn-modes-inline.h header file, adding appropriate
21855 include guards and end comments.
21856 (emit_insn_modes_c_header): Remove include of machmode.h.
21857 (emit_min_insn_modes_c_header): Include coretypes.h rather than
21859 (main): Handle -i flag and call emit_insn_modes_inline_h when
21862 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
21864 * tree-ssa-strlen.c (strinfo): Rename the length field to
21865 nonzero_chars. Add a full_string_p field.
21866 (compare_nonzero_chars, zero_length_string_p): New functions.
21867 (get_addr_stridx): Add an offset_out parameter.
21868 Use compare_nonzero_chars.
21869 (get_stridx): Update accordingly. Use compare_nonzero_chars.
21870 (new_strinfo): Update after above changes to strinfo.
21871 (set_endptr_and_length): Set full_string_p.
21872 (get_string_length): Update after above changes to strinfo.
21873 (unshare_strinfo): Update call to new_strinfo.
21874 (maybe_invalidate): Likewise.
21875 (get_stridx_plus_constant): Change off to unsigned HOST_WIDE_INT.
21876 Use compare_nonzero_chars and zero_string_p. Treat nonzero_chars
21877 as a uhwi instead of an shwi. Update after above changes to
21878 strinfo and new_strinfo.
21879 (zero_length_string): Assert that chainsi contains full strings.
21880 Use zero_length_string_p. Update call to new_strinfo.
21881 (adjust_related_strinfos): Update after above changes to strinfo.
21882 Copy full_string_p from origsi.
21883 (adjust_last_stmt): Use zero_length_string_p.
21884 (handle_builtin_strlen): Update after above changes to strinfo and
21885 new_strinfo. Install the lhs as the string length if the previous
21886 entry didn't describe a full string.
21887 (handle_builtin_strchr): Update after above changes to strinfo
21889 (handle_builtin_strcpy): Likewise.
21890 (handle_builtin_strcat): Likewise.
21891 (handle_builtin_malloc): Likewise.
21892 (handle_pointer_plus): Likewise.
21893 (handle_builtin_memcpy): Likewise. Track nonzero characters
21894 that aren't necessarily followed by a nul terminator.
21895 (handle_char_store): Likewise.
21897 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
21899 PR tree-optimization/80769
21900 * tree-ssa-strlen.c (strinfo): Document that "stmt" is also used
21901 for malloc and calloc. Document the new invariant that all related
21902 strinfos have delayed lengths or none do.
21903 (verify_related_strinfos): Move earlier in file.
21904 (set_endptr_and_length): New function, split out from...
21905 (get_string_length): ...here. Also set the lengths of related
21907 (zero_length_string): Assert that chainsi has known (rather than
21909 (adjust_related_strinfos): Likewise.
21911 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
21913 PR tree-optimization/81136
21914 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Only
21915 assert that two references with the same misalignment have the same
21916 compile-time misalignment if those compile-time misalignments
21919 2017-07-01 Andi Kleen <ak@linux.intel.com>
21921 * print-tree.c (print_node): Print all attributes.
21923 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21925 * cfg.c (scale_bbs_frequencies): New function.
21926 * cfg.h (scale_bbs_frequencies): Declare it.
21927 * cfgloopanal.c (single_likely_exit): Cleanup.
21928 * cfgloopmanip.c (scale_loop_frequencies): Take profile_probability
21930 (scale_loop_profile): Likewise.
21931 (loop_version): Likewise.
21932 (create_empty_loop_on_edge): Update.
21933 * cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile,
21934 scale_loop_frequencies, scale_loop_profile, loopify,
21935 loop_version): Update prototypes.
21936 * modulo-sched.c (sms_schedule): Update.
21937 * predict.c (unlikely_executed_edge_p): Also check probability.
21938 (probably_never_executed_edge_p): Fix typo.
21939 * tree-if-conv.c (version_loop_for_if_conversion): Update.
21940 * tree-parloops.c (gen_parallel_loop): Update.
21941 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update.
21942 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
21943 * tree-ssa-loop-split.c (split_loop): Update.
21944 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
21945 * tree-vect-loop-manip.c (vect_do_peeling): Update.
21946 (vect_loop_versioning): Update.
21947 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
21949 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21951 * trans-mem.c (split_bb_make_tm_edge): Update profile.
21953 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21955 * tree-if-conv.c (combine_blocks): Use make_single_succ_edge
21956 to keep profile consistent.
21958 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21960 * cfgrtl.c (rtl_flow_call_edges_add): Update profile.
21961 * tree-cfg.c (gimple_flow_call_edges_add): Likewise.
21962 * profile-count.h (max_safe_multiplier): Make unsigned.
21963 (profile_count::guessed_zero): New.
21965 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21967 * bb-reorder.c (fix_up_crossing_landing_pad,
21968 fix_crossing_conditional_branches): Use make_single_succ_edge
21969 to keep profile consistent.
21971 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21973 * tree-vect-loop.c (optimize_mask_stores): Use make_single_succ_edge
21976 2017-07-01 Jakub Jelinek <jakub@redhat.com>
21979 * bb-reorder.c (fix_up_fall_thru_edges): Move variable declarations to
21980 the right scopes, make sure cond_jump isn't preserved between multiple
21981 iterations. Search for fallthru edge whenever there are 3+ edges and
21982 use find_fallthru_edge for it.
21984 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
21986 Patch by Alexander Monakov <amonakov@ispras.ru>
21987 * sel-sched-ir.c (compute_succs_info): Handle uninitialized
21988 probabilities consistently.
21990 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
21992 * pa.c (pa_expand_compare_and_swap_loop): Update call of
21993 emit_cmp_and_jump_insns.
21995 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
21998 * tree-inline.c (expand_call_inline): Combine profile statuses.
22000 2017-06-30 Andrew Pinski <apinski@cavium.com>
22002 * tree-if-conv.c (predicate_scalar_phi): Update new_stmt if
22003 fold_stmt returned true.
22005 2017-06-30 Nathan Sidwell <nathan@acm.org>
22007 * ggc.h (empty_string): Delete.
22008 * cfgexpand.c (expand_asm_stmt): Use plain "".
22009 * optabs.c (expand_asm_memory_barrier): Likewise.
22010 * stringpool.c (empty_string): Delete.
22011 (digit_vector, digit_string): Delete.
22012 (ggc_alloc_string): Use plain "", don't optimize single digit
22013 strings. Use ggc_alloc_atomic.
22015 2017-06-30 Richard Earnshaw <rearnsha@arm.com>
22017 * rtlanal.c (insn_rtx_cost): If a parallel contains exactly one
22018 comparison set and one other set, use the cost of the non-comparison
22021 2017-06-30 Nathan Sidwell <nathan@acm.org>
22023 * ggc.h: Replace all 'static inline' with plain 'inline'. Fix
22026 2017-06-30 Peter Bergner <bergner@vnet.ibm.com>
22028 * tree-cfg.c (group_case_labels_stmt): Merge scanning and compressing
22029 loops. Remove now unneeded calls to gimple_switch_set_label() that
22030 just set removed labels to NULL_TREE.
22032 2017-06-30 Aldy Hernandez <aldyh@redhat.com>
22034 * tree-ssanames.c (set_range_info_raw): Abstract from ...
22035 (set_range_info): ...here. Only call set_range_info_raw if domain
22037 (set_nonzero_bits): Call set_range_info_raw.
22038 * tree-ssanames.h (set_range_info_raw): New.
22040 2017-06-30 Jakub Jelinek <jakub@redhat.com>
22043 * config/i386/sse.md (vec_extract_lo_<mode><mask_name>): For V8FI,
22044 V16FI and VI8F_256 iterators, use <store_mask_predicate> instead
22045 of nonimmediate_operand and <store_mask_constraint> instead of m
22046 for the input operand. For V8FI iterator, always split if input
22047 is a MEM. For V16FI and V8SF_256 iterators, don't test if both
22048 operands are MEM if <mask_applied>. For VI4F_256 iterator, use
22049 <store_mask_predicate> instead of register_operand and
22050 <store_mask_constraint> instead of v for the input operand. Make
22051 sure both operands aren't MEMs for if not <mask_applied>.
22053 2017-06-30 Sylvestre Ledru <sylvestre@debian.org>
22055 * lto-wrapper.c (copy_file) Close both file descriptors before
22058 2017-06-30 Martin Liska <mliska@suse.cz>
22061 * multiple_target.c (create_dispatcher_calls): Make ifunc
22062 also for function that don't have calls or are not referenced.
22064 2017-06-30 Richard Biener <rguenther@suse.de>
22066 * tree-vect-slp.c (vect_slp_analyze_node_operations): Only
22067 analyze the first scalar stmt. Move vector type computation
22068 for the BB case here from ...
22069 * tree-vect-stmts.c (vect_analyze_stmt): ... here. Guard
22070 live operation processing in the SLP case properly.
22072 2017-06-30 Richard Biener <rguenther@suse.de>
22074 * graph.c (draw_cfg_node_succ_edges): Fix broken dot syntax.
22076 2017-06-30 Martin Liska <mliska@suse.cz>
22079 * tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN
22080 before BUILT_IN_UNWIND_RESUME when ASAN is used.
22082 2017-06-30 Yvan Roux <yvan.roux@linaro.org>
22084 * doc/invoke.texi (AArch64): Add missing options and remove redundant
22087 2017-06-30 Richard Biener <rguenther@suse.de>
22089 PR tree-optimization/81249
22090 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
22091 condition reduction result to original scalar type.
22093 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22095 * profile-count.h (enum profile_quality): Fix typos and whitespace
22098 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22100 * config/s390/s390.c (s390_expand_setmem): Adjust to the new data
22101 type for branch probabilities.
22103 2017-06-29 Julian Brown <julian@codesourcery.com>
22104 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
22106 * config/aarch64/aarch64-fusion-pairs.def: Add ALU_BRANCH entry.
22107 * config/aarch64/aarch64.c (AARCH64_FUSE_ALU_BRANCH): New fusion type.
22108 (thunderx2t99_tunings): Set AARCH64_FUSE_ALU_BRANCH flag.
22109 (aarch_macro_fusion_pair_p): Add support for AARCH64_FUSE_ALU_BRANCH.
22111 2017-06-29 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
22113 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Push the
22114 check for CC usage into AARCH64_FUSE_CMP_BRANCH.
22115 * config/i386/i386.c (ix86_macro_fusion_pair_p): Push the check for
22116 CC usage from generic code to here.
22117 * sched-deps.c (sched_macro_fuse_insns): Move the condition for
22118 CC usage into the target macros.
22120 2017-06-29 Maya Rashish <coypu@sdf.org>
22122 * config/netbsd.h (NETBSD_LIB_SPEC): Add -lc when creating shared
22125 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
22127 * arm/arm-builtins.c: Include profile-count.h
22128 * except.c (sjlj_emit_function_enter): Use
22129 profile_probability::unlikely.
22131 2017-06-29 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22133 * config/rs6000/rs6000.c (toc_relative_expr_p): Make tocrel_base
22134 and tocrel_offset be pointer args rather than implicitly using
22136 (legitimate_constant_pool_address_p, rs6000_emit_move,
22137 const_load_sequence_p, adjust_vperm): Add local tocrel_base and
22138 tocrel_offset and use in toc_relative_expr_p call.
22139 (print_operand, print_operand_address): Use static tocrel_base_oac
22140 and tocrel_offset_oac.
22141 (rs6000_output_addr_const_extra): Use static tocrel_base_oac and
22144 2017-06-29 Maya Rashish <coypu@sdf.org>
22146 * config/vax/builtins.md (ffssi2_internal): Correct constraint.
22148 2017-06-29 Eric Botcazou <ebotcazou@adacore.com>
22150 * expr.c (expand_expr) <normal_inner_ref>: When testing for unaligned
22151 objects, take into account only the alignment of 'op0' and 'mode1' if
22154 2017-06-29 Steve Ellcey <sellcey@cavium.com>
22156 * ccmp.c (ccmp_tree_comparison_p): New function.
22157 (ccmp_candidate_p): Update to use above function.
22158 (get_compare_parts): New function.
22159 (expand_ccmp_next): Update to use new functions.
22160 (expand_ccmp_expr_1): Take tree arg instead of gimple, update to use
22162 (expand_ccmp_expr): Pass tree instead of gimple to expand_ccmp_expr_1,
22163 take mode as argument.
22164 * ccmp.h (expand_ccmp_expr): Add mode as argument.
22165 * expr.c (expand_expr_real_1): Pass mode as argument.
22167 2017-06-29 Segher Boessenkool <segher@kernel.crashing.org>
22169 * combine.c (combine_instructions): Print insns to dump_file, together
22172 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
22174 * asan.c (asan_emit_stack_protection): Update.
22175 (create_cond_insert_point): Update.
22176 * auto-profile.c (afdo_propagate_circuit): Update.
22177 * basic-block.h (struct edge_def): Turn probability to
22178 profile_probability.
22179 (EDGE_FREQUENCY): Update.
22180 * bb-reorder.c (find_traces_1_round): Update.
22181 (better_edge_p): Update.
22182 (sanitize_hot_paths): Update.
22183 * cfg.c (unchecked_make_edge): Initialize probability to uninitialized.
22184 (make_single_succ_edge): Update.
22185 (check_bb_profile): Update.
22186 (dump_edge_info): Update.
22187 (update_bb_profile_for_threading): Update.
22188 * cfganal.c (connect_infinite_loops_to_exit): Initialize new edge
22189 probabilitycount to 0.
22190 * cfgbuild.c (compute_outgoing_frequencies): Update.
22191 * cfgcleanup.c (try_forward_edges): Update.
22192 (outgoing_edges_match): Update.
22193 (try_crossjump_to_edge): Update.
22194 * cfgexpand.c (expand_gimple_cond): Update make_single_succ_edge.
22195 (expand_gimple_tailcall): Update.
22196 (construct_init_block): Use make_single_succ_edge.
22197 (construct_exit_block): Use make_single_succ_edge.
22198 * cfghooks.c (verify_flow_info): Update.
22199 (redirect_edge_succ_nodup): Update.
22200 (split_edge): Update.
22201 (account_profile_record): Update.
22202 * cfgloopanal.c (single_likely_exit): Update.
22203 * cfgloopmanip.c (scale_loop_profile): Update.
22204 (set_zero_probability): Remove.
22205 (duplicate_loop_to_header_edge): Update.
22206 * cfgloopmanip.h (loop_version): Update prototype.
22207 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
22208 (force_nonfallthru_and_redirect): Update.
22209 (update_br_prob_note): Update.
22210 (rtl_verify_edges): Update.
22211 (purge_dead_edges): Update.
22212 (rtl_lv_add_condition_to_bb): Update.
22213 * cgraph.c: (cgraph_edge::redirect_call_stmt_to_calle): Update.
22214 * cgraphunit.c (init_lowered_empty_function): Update.
22215 (cgraph_node::expand_thunk): Update.
22216 * cilk-common.c: Include profile-count.h
22217 * dojump.c (inv): Remove.
22218 (jumpifnot): Update.
22219 (jumpifnot_1): Update.
22220 (do_jump_1): Update.
22222 (do_jump_by_parts_greater_rtx): Update.
22223 (do_compare_rtx_and_jump): Update.
22224 * dojump.h (jumpifnot, jumpifnot_1, jumpif_1, jumpif, do_jump,
22225 do_jump_1. do_compare_rtx_and_jump): Update prototype.
22226 * dwarf2cfi.c: Include profile-count.h
22227 * except.c (dw2_build_landing_pads): Use make_single_succ_edge.
22228 (sjlj_emit_dispatch_table): Likewise.
22229 * explow.c: Include profile-count.h
22230 * expmed.c (emit_store_flag_force): Update.
22231 (do_cmp_and_jump): Update.
22232 * expr.c (compare_by_pieces_d::generate): Update.
22233 (compare_by_pieces_d::finish_mode): Update.
22234 (emit_block_move_via_loop): Update.
22235 (store_expr_with_bounds): Update.
22236 (store_constructor): Update.
22237 (expand_expr_real_2): Update.
22238 (expand_expr_real_1): Update.
22239 * expr.h (try_casesi, try_tablejump): Update prototypes.
22240 * gimple-pretty-print.c (dump_probability): Update.
22241 (dump_profile): New.
22242 (dump_gimple_label): Update.
22243 (dump_gimple_bb_header): Update.
22244 * graph.c (draw_cfg_node_succ_edges): Update.
22245 * hsa-gen.c (convert_switch_statements): Update.
22246 * ifcvt.c (cheap_bb_rtx_cost_p): Update.
22247 (find_if_case_1): Update.
22248 (find_if_case_2): Update.
22249 * internal-fn.c (expand_arith_overflow_result_store): Update.
22250 (expand_addsub_overflow): Update.
22251 (expand_neg_overflow): Update.
22252 (expand_mul_overflow): Update.
22253 (expand_vector_ubsan_overflow): Update.
22254 * ipa-cp.c (good_cloning_opportunity_p): Update.
22255 * ipa-split.c (split_function): Use make_single_succ_edge.
22256 * ipa-utils.c (ipa_merge_profiles): Update.
22257 * loop-doloop.c (add_test): Update.
22258 (doloop_modify): Update.
22259 * loop-unroll.c (compare_and_jump_seq): Update.
22260 (unroll_loop_runtime_iterations): Update.
22261 * lra-constraints.c (lra_inheritance): Update.
22262 * lto-streamer-in.c (input_cfg): Update.
22263 * lto-streamer-out.c (output_cfg): Update.
22264 * mcf.c (adjust_cfg_counts): Update.
22265 * modulo-sched.c (sms_schedule): Update.
22266 * omp-expand.c (expand_omp_for_init_counts): Update.
22267 (extract_omp_for_update_vars): Update.
22268 (expand_omp_ordered_sink): Update.
22269 (expand_omp_for_ordered_loops): Update.
22270 (expand_omp_for_generic): Update.
22271 (expand_omp_for_static_nochunk): Update.
22272 (expand_omp_for_static_chunk): Update.
22273 (expand_cilk_for): Update.
22274 (expand_omp_simd): Update.
22275 (expand_omp_taskloop_for_outer): Update.
22276 (expand_omp_taskloop_for_inner): Update.
22277 * omp-simd-clone.c (simd_clone_adjust): Update.
22278 * optabs.c (expand_doubleword_shift): Update.
22279 (expand_abs): Update.
22280 (emit_cmp_and_jump_insn_1): Update.
22281 (expand_compare_and_swap_loop): Update.
22282 * optabs.h (emit_cmp_and_jump_insns): Update prototype.
22283 * predict.c (predictable_edge_p): Update.
22284 (edge_probability_reliable_p): Update.
22285 (set_even_probabilities): Update.
22286 (combine_predictions_for_insn): Update.
22287 (combine_predictions_for_bb): Update.
22288 (propagate_freq): Update.
22289 (estimate_bb_frequencies): Update.
22290 (force_edge_cold): Update.
22291 * profile-count.c (profile_count::dump): Add missing space into dump.
22292 (profile_count::debug): Add newline.
22293 (profile_count::differs_from_p): Explicitly convert to unsigned.
22294 (profile_count::stream_in): Update.
22295 (profile_probability::dump): New member function.
22296 (profile_probability::debug): New member function.
22297 (profile_probability::differs_from_p): New member function.
22298 (profile_probability::differs_lot_from_p): New member function.
22299 (profile_probability::stream_in): New member function.
22300 (profile_probability::stream_out): New member function.
22301 * profile-count.h (profile_count_quality): Rename to ...
22302 (profile_quality): ... this one.
22303 (profile_probability): New.
22304 (profile_count): Update.
22305 * profile.c (compute_branch_probabilities): Update.
22306 * recog.c (peep2_attempt): Update.
22307 * sched-ebb.c (schedule_ebbs): Update.
22308 * sched-rgn.c (find_single_block_region): Update.
22309 (compute_dom_prob_ps): Update.
22310 (schedule_region): Update.
22311 * sel-sched-ir.c (compute_succs_info): Update.
22312 * stmt.c (struct case_node): Update.
22313 (do_jump_if_equal): Update.
22314 (get_outgoing_edge_probs): Update.
22315 (conditional_probability): Update.
22316 (emit_case_dispatch_table): Update.
22317 (expand_case): Update.
22318 (expand_sjlj_dispatch_table): Update.
22319 (emit_case_nodes): Update.
22320 * targhooks.c: Update.
22321 * tracer.c (better_p): Update.
22322 (find_best_successor): Update.
22323 * trans-mem.c (expand_transaction): Update.
22324 * tree-call-cdce.c: Update.
22325 * tree-cfg.c (gimple_split_edge): Upate.
22326 (move_sese_region_to_fn): Upate.
22327 * tree-cfgcleanup.c (cleanup_control_expr_graph): Upate.
22328 * tree-eh.c (lower_resx): Upate.
22329 (cleanup_empty_eh_move_lp): Upate.
22330 * tree-if-conv.c (version_loop_for_if_conversion): Update.
22331 * tree-inline.c (copy_edges_for_bb): Update.
22332 (copy_cfg_body): Update.
22333 * tree-parloops.c (gen_parallel_loop): Update.
22334 * tree-profile.c (gimple_gen_ic_func_profiler): Update.
22335 (gimple_gen_time_profiler): Update.
22336 * tree-ssa-dce.c (remove_dead_stmt): Update.
22337 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
22338 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
22339 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
22340 (unloop_loops): Update.
22341 (try_peel_loop): Update.
22342 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
22343 * tree-ssa-loop-split.c (connect_loops): Update.
22344 (split_loop): Update.
22345 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
22346 (hoist_guard): Update.
22347 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
22348 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
22349 (value_replacement): Update.
22350 * tree-ssa-reassoc.c (branch_fixup): Update.
22351 * tree-ssa-tail-merge.c (replace_block_by): Update.
22352 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
22353 (create_edge_and_update_destination_phis): Update.
22354 (compute_path_counts): Update.
22355 (recompute_probabilities): Update.
22356 (update_joiner_offpath_counts): Update.
22357 (freqs_to_counts_path): Update.
22358 (duplicate_thread_path): Update.
22359 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
22360 (struct switch_conv_info): Update.
22361 (gen_inbound_check): Update.
22362 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
22363 (vect_do_peeling): Update.
22364 (vect_loop_versioning): Update.
22365 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
22366 (optimize_mask_stores): Update.
22367 * ubsan.c (ubsan_expand_null_ifn): Update.
22368 * value-prof.c (gimple_divmod_fixed_value): Update.
22369 (gimple_divmod_fixed_value_transform): Update.
22370 (gimple_mod_pow2): Update.
22371 (gimple_mod_pow2_value_transform): Update.
22372 (gimple_mod_subtract): Update.
22373 (gimple_mod_subtract_transform): Update.
22374 (gimple_ic): Update.
22375 (gimple_stringop_fixed_value): Update.
22376 (gimple_stringops_transform): Update.
22377 * value-prof.h: Update.
22379 2017-06-29 Carl Love <cel@us.ibm.com>
22381 * config/rs6000/rs6000-c.c: Add support for built-in functions
22382 vector signed int vec_signed (vector float);
22383 vector signed long long vec_signed (vector double);
22384 vector signed int vec_signed2 (vector double, vector double);
22385 vector signed int vec_signede (vector double);
22386 vector signed int vec_signedo (vector double);
22387 * config/rs6000/rs6000.c (rs6000_generate_vsigned2_code): Add
22388 instruction generator.
22389 * config/rs6000/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
22390 UNSPEC_VSX_VSIGNED2): Add UNSPECS.
22391 (vsx_xvcvspsxws, vsx_xvcvdpuxds_scale, vsx_xvcvspuxws, vsigned2_v2df):
22393 (vsignedo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df,
22394 vunsignede_v2df): Add define_expands.
22395 * config/rs6000/rs6000-builtin.def (VEC_SIGNED, VEC_UNSIGNED,
22396 VEC_SIGNED2, VEC_UNSIGNED2, VEC_SIGNEDE, VEC_UNSIGNEDE, VEC_SIGNEDO,
22397 VEC_UNSIGNEDO): Add definitions.
22398 * config/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
22399 UNSPEC_VSX_VSIGNED2): Add UNSPECs.
22400 (vsx_xvcvspsxws, vsx_xvcvspuxws): Add define_insn.
22401 (vsigned2_v2df, vsigendo_v2df, vsignede_v2df,
22402 vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands.
22403 * config/rs6000/altivec.h (vec_signed, vec_signed2,
22404 vec_signede and vec_signedo, vec_unsigned, vec_unsigned2,
22405 vec_unsignede, vec_unsignedo): Add builtin defines.
22406 * config/rs6000-protos.h (rs6000_generate_vsigned2_code): Add extern
22408 * doc/extend.texi: Update the built-in documentation file for the
22409 new built-in functions.
22411 2017-06-29 Richard Biener <rguenther@suse.de>
22413 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add
22414 reduction chains to LOOP_VINFO_REDUCTIONS.
22415 * tree-vect-slp.c (vect_analyze_slp): Continue looking for
22416 SLP reductions after processing reduction chains.
22418 2017-06-29 Nathan Sidwell <nathan@acm.org>
22420 * builtins.c (fold_builtin_FUNCTION): Use
22421 lang_hooks.decl_printable_name.
22423 2017-06-29 Peter Bergner <bergner@vnet.ibm.com>
22425 PR middle-end/81194
22426 * cfgexpand.c (expand_gimple_stmt_1): Handle switch statements
22427 with only one label.
22428 * stmt.c (expand_case): Assert NCASES is greater than one.
22430 2017-06-29 Richard Biener <rguenther@suse.de>
22432 * tree-cfg.c (group_case_labels_stmt): Return whether we changed
22434 (group_case_labels): Likewise.
22435 (find_taken_edge): Push sanity checking on val to workers...
22436 (find_taken_edge_cond_expr): ... here
22437 (find_taken_edge_switch_expr): ... and here, handle cases
22438 with just a default label.
22439 * tree-cfg.h (group_case_labels_stmt): Adjust prototype.
22440 (group_case_labels): Likewise.
22441 * tree-cfgcleanup.c (execute_cleanup_cfg_post_optimizing): When
22442 group_case_labels does anything cleanup the CFG again.
22444 2017-06-29 Bin Cheng <bin.cheng@arm.com>
22446 PR tree-optimization/81196
22447 * tree-ssa-loop-niter.c (number_of_iterations_cond): Handle loop
22448 exit condition comparing two IVs.
22450 2017-06-29 Richard Earnshaw <rearnsha@arm.com>
22452 * config/arm/parsecpu.awk (gen_comm_data): Add initializer for
22453 profile to the dummy entry at the end of the list of architectures.
22454 * config/arm/arm-cpu-cdata.h: Regenerated.
22456 2017-06-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22457 Michael Collison <michael.collison@arm.com>
22460 * config/aarch64/aarch64.md (*aarch64_<optab>_reg_<mode>3_mask1):
22462 (*aarch64_reg_<mode>3_neg_mask2): New pattern.
22463 (*aarch64_reg_<mode>3_minus_mask): New pattern.
22464 (*aarch64_<optab>_reg_di3_mask2): New pattern.
22465 * config/aarch64/aarch64.c (aarch64_rtx_costs): Account for cost
22466 of shift when the shift amount is masked with constant equal to
22467 the size of the mode.
22468 * config/aarch64/predicates.md (subreg_lowpart_operator): New
22471 2017-06-29 Martin Liska <mliska@suse.cz>
22473 * config/i386/i386.opt: Change range from [1,5] to [0,5].
22475 2017-06-29 Yury Gribov <tetra2005@gmail.com>
22478 * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
22481 (edge_growth_cache_entry::edge_growth_cache_entry): New
22483 (reset_edge_growth_cache): Update to use constructor.
22485 2017-06-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22487 * config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New.
22488 (DATA_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
22489 (LOCAL_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
22491 2017-06-28 Sebastian Peryt <sebastian.peryt@intel.com>
22493 * config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64)
22494 (_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics.
22496 2017-06-28 Szabolcs Nagy <szabolcs.nagy@arm.com>
22498 * config.gcc (*-linux-musl*): Add t-musl tmake_file.
22499 (*-linux-uclibc*): Add t-uclibc tmake_file.
22500 * config/t-musl: New.
22501 * config/t-uclibc: New.
22503 2017-06-28 Richard Earnshaw <rearnsha@arm.com>
22505 * config/arm/parsecpu.awk (profile): Parse new keyword in an arch
22507 (gen_comm_data): Emit architectural setting of arch_prof.
22508 * config/arm/arm-cpus.in (armv6-m, armv6s-m, armv7-a, armv7ve): Set the
22510 (armv7-r, armv7-m, armv7e-m, armv8-a, armv8.1-a, armv8.2-a): Likewise.
22511 (armv8-m.base, armv8-m.main): Likewise.
22512 * arm-protos.h (arm_build_target): Add profile field.
22513 (arch_option): Likewise.
22514 * config/arm/arm.c (arm_configure_build_target): Copy the profile to
22516 * config/arm/arm.h (TARGET_ARM_ARCH_PROFILE): Use
22517 arm_active_target.profile.
22519 2017-06-28 Richard Biener <rguenther@suse.de>
22521 PR middle-end/81227
22522 * fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not
22523 TYPE_OVERFLOW_WRAPS.
22524 * match.pd (negate_expr_p): Likewise.
22525 * tree-ssa-reassoc.c (optimize_range_tests_diff): Use
22526 fold_build2, not fold_binary.
22528 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
22530 * config/aarch64/aarch64 (aarch64_expand_mov_immediate):
22531 Convert memory address to Pmode.
22532 (aarch64_print_operand): Assert MEM operands are always Pmode.
22534 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
22537 * config/arm/aarch-common.c (arm_no_early_alu_shift_dep):
22538 Remove redundant if.
22539 (aarch_forward_to_shift_is_not_shifted_reg): Remove.
22540 * config/arm/aarch-common-protos.h
22541 (aarch_forward_to_shift_is_not_shifted_re): Remove.
22542 * config/arm/cortex-a53.md: Use arm_no_early_alu_shift_dep in bypass.
22544 2017-06-28 Michael Meissner <meissner@linux.vnet.ibm.com>
22547 * multiple_target.c (create_dispatcher_calls): Set the default
22548 clone to be static, not public.
22550 2017-06-28 Richard Biener <rguenther@suse.de>
22552 * tree-vect-loop.c (vectorizable_reduction): Move special
22553 cond reduction IV var creation ...
22554 (vect_create_epilog_for_reduction): ... here. Remove induction_index
22555 parameter. Use STMT_VINFO_VECTYPE.
22556 * tree-vect-slp.c (vect_get_constant_vectors): Properly reset
22559 2017-06-28 Martin Liska <mliska@suse.cz>
22562 * ipa-visibility.c (non_local_p): Handle visibility.
22564 2017-06-28 Martin Liska <mliska@suse.cz>
22567 * common.opt: Add IntegerRange to various options.
22568 * opt-functions.awk (integer_range_info): New function.
22569 * optc-gen.awk: Add integer_range_info to cl_options struct.
22570 * opts-common.c (decode_cmdline_option): Handle
22571 CL_ERR_INT_RANGE_ARG.
22572 (cmdline_handle_error): Likewise.
22573 * opts.c (print_filtered_help): Show valid interval in
22574 when --help is provided.
22575 * opts.h (struct cl_option): Add range_min and range_max fields.
22576 * config/i386/i386.opt: Add IntegerRange for -mbranch-cost.
22578 2017-06-28 Marc Glisse <marc.glisse@inria.fr>
22580 * match.pd ((X & ~Y) | (~X & Y)): Generalize to + and ^.
22581 (x * C EQ/NE y * C): New transformation.
22583 2017-06-28 Christophe Lyon <christophe.lyon@linaro.org>
22585 * genmultilib (combination_space): Accept '+' in option names.
22587 2017-06-28 Martin Liska <mliska@suse.cz>
22590 * asan.c (instrument_derefs): Bail out inner references
22591 that are hard register variables.
22593 2017-06-28 Jakub Jelinek <jakub@redhat.com>
22596 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin
22597 rather than def_builtin_pure for __builtin_ia32_gatherpf*.
22599 2017-06-28 Richard Biener <rguenther@suse.de>
22601 * tree-vectorizer.h (vect_get_vec_defs): Remove.
22602 (vect_get_slp_defs): Adjust.
22603 * tree-vect-loop.c (get_initial_defs_for_reduction): Split
22605 * tree-vect-slp.c (vect_get_constant_vectors): ... here and
22607 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
22608 get_initial_defs_for_reduction instead of vect_get_vec_defs.
22609 (vectorizable_reduction): Adjust.
22610 * tree-vect-slp.c (vect_get_constant_vectors): Remove reduction
22612 (vect_get_slp_defs): Likewise.
22613 * tree-vect-stmts.c (vect_get_vec_defs): Make static and adjust.
22614 (vectorizable_bswap): Adjust.
22615 (vectorizable_call): Likewise.
22616 (vectorizable_conversion): Likewise.
22617 (vectorizable_assignment): Likewise.
22618 (vectorizable_shift): Likewise.
22619 (vectorizable_operation): Likewise.
22620 (vectorizable_store): Likewise.
22621 (vectorizable_condition): Likewise.
22622 (vectorizable_comparison): Likewise.
22624 2017-06-28 Michael Collison <michael.collison@arm.com>
22627 * config/arm/arm.c (gen_ldm_seq): Remove last unnecessary
22629 (arm_gen_movmemqi): Removed unused variable 'i'.
22630 Convert 'for' loop into 'while' loop.
22631 (arm_expand_prologue): Remove last unnecessary set of insn.
22632 (thumb_pop): Remove unused variable 'pushed_words'.
22633 (thumb_exit): Remove last unnecessary set of regs_to_pop.
22635 2017-06-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22637 * config/s390/predicates.md: Use s390_rel_address_ok_p.
22638 * config/s390/s390-protos.h: Add prototype of
22639 s390_rel_address_ok_p.
22640 * config/s390/s390.c (s390_got_symbol): New function.
22641 (s390_rel_address_ok_p): New function.
22642 (legitimize_pic_address): Use s390_rel_address_ok_p.
22643 (s390_load_got): Use s390_got_symbol.
22644 (s390_option_override): Issue error if
22645 -mno-pic-data-is-text-relative is used without -fpic/-fPIC.
22646 * config/s390/s390.h (TARGET_DEFAULT_PIC_DATA_IS_TEXT_RELATIVE):
22648 * config/s390/s390.opt: New option mpic-data-is-text-relative.
22650 2017-06-27 Andrew Pinski <apinski@cavium.com>
22652 * match.pd (X >/>=/</<= 0 ? 1.0 : -1.0): New patterns.
22653 (X * copysign (1.0, X)): New pattern.
22654 (X * copysign (1.0, -X)): New pattern.
22655 (copysign (-1.0, CST)): New pattern.
22657 2017-06-27 Joseph Myers <joseph@codesourcery.com>
22659 * genmultilib (combination_space): Remove variable.
22660 Validate reuse rules against regular expression for any sequence
22661 of multilib options in any order.
22663 2017-06-27 Michael Collison <michael.collison@arm.com>
22665 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Directly
22666 call aarch64_split_simd_combine.
22667 * (aarch64_combine_internal<mode>): Delete pattern.
22668 * config/aarch64/aarch64.c (aarch64_split_simd_combine):
22669 Allow register and subreg operands.
22671 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
22673 * config/i386/vxworks.h (ASM_SPEC): Remove definition. No target
22674 specific need, just fallback on defaults.
22675 (ASM_OUTPUT_ALIGNED_BSS): Add #undef before #define.
22677 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
22678 Olivier Hainque <hainque@adacore.com>
22680 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Pick distinct
22682 (TARGET_OS_CPP_BUILTINS): builtin_define CPU to X86_64 for 64bit
22683 targets. Pick a default if no particular attempt applied.
22684 (STACK_CHECK_PROTECT): Double for 64bit targets, which have
22687 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
22689 * config.gcc (i*86-wrs-vxworks7): Handle new acceptable triplet.
22690 (x86_64-wrs-vxworks7): Likewise.
22692 2017-06-27 Marek Polacek <polacek@redhat.com>
22695 * ubsan.c (instrument_null): Check get_base_address's result for null.
22697 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
22699 * match.pd ((A+-B)+(C-A), (A+B)-(A-C)): New transformations.
22701 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
22703 * builtin-types.def (BT_FENV_T_PTR, BT_CONST_FENV_T_PTR,
22704 BT_FEXCEPT_T_PTR, BT_CONST_FEXCEPT_T_PTR): New primitive types.
22705 (BT_FN_INT_FENV_T_PTR, BT_FN_INT_CONST_FENV_T_PTR,
22706 BT_FN_INT_FEXCEPT_T_PTR_INT, BT_FN_INT_CONST_FEXCEPT_T_PTR_INT):
22707 New function types.
22708 * builtins.def (BUILT_IN_FECLEAREXCEPT, BUILT_IN_FEGETENV,
22709 BUILT_IN_FEGETEXCEPTFLAG, BUILT_IN_FEGETROUND,
22710 BUILT_IN_FEHOLDEXCEPT, BUILT_IN_FERAISEEXCEPT,
22711 BUILT_IN_FESETENV, BUILT_IN_FESETEXCEPTFLAG,
22712 BUILT_IN_FESETROUND, BUILT_IN_FETESTEXCEPT,
22713 BUILT_IN_FEUPDATEENV): New builtins.
22714 * tree-core.h (TI_FENV_T_PTR_TYPE, TI_CONST_FENV_T_PTR_TYPE,
22715 TI_FEXCEPT_T_PTR_TYPE, TI_CONST_FEXCEPT_T_PTR_TYPE): New entries.
22716 * tree.h (fenv_t_ptr_type_node, const_fenv_t_ptr_type_node,
22717 fexcept_t_ptr_type_node, const_fexcept_t_ptr_type_node): New
22719 (builtin_structptr_types): Adjust size.
22720 * tree.c (builtin_structptr_types): Add four entries.
22722 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
22723 Olivier Hainque <hainque@adacore.com>
22725 * config/vxworks.h (VXWORKS_LIB_SPEC): Incorporate ...
22726 (TLS_SYM): New local macro, forcing reference to __tls__ on
22727 link command lines for VxWorks 7 RTPs, triggering initialization
22729 (VXWORKS_HAVE_TLS): New macro. State whether the target VxWorks
22730 OS features TLS support, true for RTPs on VxWorks 7.
22731 * config/vxworks.c (vxworks_override_options): Setup emutls
22734 2017-06-27 Jakub Jelinek <jakub@redhat.com>
22736 * predict.c (test_prediction_value_range): Use -1U instead of -1
22737 to avoid narrowing conversion warning.
22738 * dumpfile.c (dump_options): Wrap all value into dump_flags_t cast
22739 to avoid narrowing conversion warning.
22740 * opt-functions.awk (var_ref): Return (unsigned short) -1 instead of
22742 * optc-gen.awk (END): Expect (unsigned short) -1 instead of -1.
22744 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
22746 * config/vxworks.h (VXWORKS_LIBS_RTP): Alternative definition for
22747 64bit configurations.
22748 (PTR_DIFF_TYPE): Alternative definition for TARGET_LP64.
22749 (SIZE_TYPE): Likewise.
22750 * config/vxworks.c (vxworks_emutls_var_fields): Use
22751 long_unsigned_type_node instead of unsigned_type_node as the offset
22752 field type, which is "pointer" mode in emutls.c.
22754 2017-06-27 Jakub Jelinek <jakub@redhat.com>
22757 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
22759 PR middle-end/81207
22760 * gimple-fold.c (replace_call_with_call_and_fold): Handle
22761 gimple_vuse copying separately from gimple_vdef copying.
22763 2017-06-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22765 * value-prof.c (free_hist): Remove call to memset and the enclosing if
22768 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
22769 Olivier Hainque <hainque@adacore.com>
22771 * config.gcc (*-*-vxworks*): Add TARGET_VXWORKS7=1 to tm_defines
22772 for all vxworks7 targets.
22773 * config/vxworks.h (TARGET_VXWORKS7): If not defined, define to 0.
22774 (VXWORKS_ADDITIONAL_CPP_SPEC): Alternative definition for VXWORKS7.
22775 (VXWORKS_LIBS_RTP, VXWORKS_LIBS_RTP_DIR): New macros, allowing
22776 variations for VX6/VX7 and 32/64bits later on in ...
22777 (VXWORKS_LIB_SPEC): Leverage new macros.
22778 (VXWORKS_OS_CPP_BUILTINS): Define _VSB_CONFIG_FILE for VXWORKS7,
22779 as well as _ALLOW_KEYWORD_MACROS when "inline" is not a keyword.
22781 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
22783 * config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): builtin_define
22784 _VX_TOOL_FAMILY and _VX_TOOL to gnu.
22786 2017-06-26 Carl Love <cel@us.ibm.com>
22788 * config/rs6000/rs6000-c.c: Add support for built-in functions
22789 vector bool char vec_reve (vector bool char);
22790 vector signed char vec_reve (vector signed char);
22791 vector unsigned char vec_reve (vector unsigned char);
22792 vector bool int vec_reve (vector bool int);
22793 vector signed int vec_reve (vector signed int);
22794 vector unsigned int vec_reve (vector unsigned int);
22795 vector bool long long vec_reve (vector bool long long);
22796 vector signed long long vec_reve (vector signed long long);
22797 vector unsigned long long vec_reve (vector unsigned long long);
22798 vector bool short vec_reve (vector bool short);
22799 vector signed short vec_reve (vector signed short);
22800 vector double vec_reve (vector double);
22801 vector float vec_reve (vector float);
22802 * config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI,
22803 VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin.
22804 * config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC.
22805 (altivec_vreve): New pattern.
22806 * config/rs6000/altivec.h (vec_reve): New define.
22807 * doc/extend.texi (vec_rev): Update the built-in documentation file
22808 for the new built-in functions.
22810 2016-06-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22812 PR tree-optimization/71815
22813 * gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New
22815 (find_basis_for_candidate): Call uses_consumed_by_stmt rather than
22817 (slsr_process_phi): Likewise.
22818 (replace_uncond_cands_and_profitable_phis): Don't replace a
22819 multiply candidate with a stride of 1 (copy or cast).
22820 (phi_incr_cost): Call uses_consumed_by_stmt rather than
22822 (lowest_cost_path): Likewise.
22823 (total_savings): Likewise.
22825 2017-06-26 Richard Biener <rguenther@suse.de>
22828 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
22829 Use def_builtin_pure for all gather builtins.
22831 2017-06-26 Richard Biener <rguenther@suse.de>
22833 PR tree-optimization/81203
22834 * tree-tailcall.c (find_tail_calls): Do not move stmts into
22835 non-dominating BBs.
22837 2017-06-26 Marek Polacek <polacek@redhat.com>
22840 * doc/invoke.texi: Document -Wmultistatement-macros.
22842 2017-06-26 Christophe Lyon <christophe.lyon@linaro.org>
22844 * doc/sourcebuild.texi (ARM-specific attributes): Document new
22845 arm_neon_ok_no_float_abi effective target.
22847 2017-06-26 Richard Biener <rguenther@suse.de>
22849 PR tree-optimization/80928
22850 * cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag.
22851 (copy_bbs): Set BB_DUPLICATED flag early.
22852 (execute_on_growing_pred): Do not execute for BB_DUPLICATED
22854 (execute_on_shrinking_pred): Likewise.
22855 * tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in
22856 BB_DUPLICATED blocks.
22857 * tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly
22858 iterate over all PHIs considering removal of *gsi.
22860 2017-06-23 Jim Wilson <jim.wilson@linaro.org>
22862 * doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and
22865 2017-06-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22867 * config/rs6000/rs6000-string.c: (expand_block_clear,
22868 do_load_for_compare, select_block_compare_mode,
22869 compute_current_alignment, expand_block_compare,
22870 expand_strncmp_align_check, expand_strn_compare,
22871 expand_block_move, rs6000_output_load_multiple)
22872 Move functions related to string/block move/compare
22873 to a separate file.
22874 * config/rs6000/rs6000.c: Move above functions to rs6000-string.c.
22875 * config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype
22876 for this function which is now used in two files.
22877 * config/rs6000/t-rs6000: Add rule to compile rs6000-string.o.
22878 * config.gcc: Add rs6000-string.o to extra_objs for
22879 targets powerpc*-*-* and rs6000*-*-*.
22881 2017-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22884 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
22885 32-bit, since indexed is not valid for DImode.
22886 (mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
22887 3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
22888 (define_peephole2 for Altivec d-form load): Add 32-bit support.
22889 (define_peephole2 for Altivec d-form store): Likewise.
22892 * multiple_target.c (create_dispatcher_calls): Only create the
22893 dispatcher call if the function is the default clone of a
22894 versioned function.
22896 2017-06-23 Segher Boessenkool <segher@kernel.crashing.org>
22898 PR middle-end/80902
22899 * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
22900 a call, force the call to not be a tail call.
22902 2017-06-23 Jeff Law <law@redhat.com>
22904 * doc/contrib.texi: Add entry for Steven Pemberton's work on
22907 2017-06-23 Will Schmidt <will_schmidt@vnet.ibm.com>
22909 * config/rs6000/rs6000.c: Add include of ssa-propagate.h for
22910 update_call_from_tree(). (rs6000_gimple_fold_builtin): Add
22911 handling for early expansion of vector shifts (sl,sr,sra,rl).
22912 (builtin_function_type): Add vector shift right instructions
22913 to the unsigned argument list.
22915 2017-06-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
22917 rtl-optimizatoin/79286
22918 * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
22919 * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
22920 trap. PIC register plus a const unspec without offset can never trap.
22922 2017-06-23 Marc Glisse <marc.glisse@inria.fr>
22924 * tree.h (builtin_structptr_type): New type.
22925 (builtin_structptr_types): Declare new array.
22926 * tree.c (builtin_structptr_types): New array.
22927 (free_lang_data, build_common_tree_nodes): Use it.
22929 2017-06-23 Jonathan Wakely <jwakely@redhat.com>
22932 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
22935 2017-06-22 Matt Turner <mattst88@gmail.com>
22937 * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
22938 Lake models to skylake case. Assume skylake for unknown
22939 models with clflushopt.
22941 2017-06-22 Jeff Law <law@redhat.com>
22943 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
22944 frame sizes that do not satisfy aarch64_uimm12_shift.
22946 2017-06-22 Jan Hubicka <hubicka@ucw.cz>
22948 * profile-count.h (apply_probability,
22949 apply_scale, probability_in): Fix checks for zero.
22951 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22953 * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
22954 * doc/cppdiropts.texi (-I @var{dir}): Document it.
22956 2016-06-22 Richard Biener <rguenther@suse.de>
22958 * tree-vect-loop.c (vect_model_reduction_cost): Handle
22959 COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
22960 REDUC_MAX_EXPR support.
22961 (vectorizable_reduction): Likewise.
22962 (vect_create_epilog_for_reduction): Likewise.
22964 2017-06-22 James Greenhalgh <james.greenhalgh@arm.com>
22966 * match.pd (A / (1 << B) -> A >> B): New.
22967 * generic-match-head.c: Include optabs-tree.h.
22968 * gimple-match-head.c: Likewise.
22969 * optabs-tree.h (target_supports_op_p): New.
22970 * optabs-tree.c (target_supports_op_p): New.
22972 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22974 * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
22975 $gcc_cv_ld --help output.
22976 (gcc_cv_ld_demangle): Likewise.
22977 (gcc_cv_ld_eh_frame_hdr): Likewise.
22978 (gcc_cv_ld_pie): Likewise.
22979 (gcc_cv_ld_as_needed): Likewise. Prefer native forms unless $gnu_ld.
22980 (gcc_cv_ld_buildid): Likewise.
22981 (gcc_cv_ld_sysroot): Likewise.
22982 (ld_bndplt_support): Likewise.
22983 (ld_pushpopstate_support): Likewise.
22984 * configure: Regenerate.
22985 * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.
22987 2017-06-21 Jakub Jelinek <jakub@redhat.com>
22990 * config/i386/sse.md (round<mode>2): Renumber match_dup and
22991 operands indexes to avoid gap between operands and match_dups.
22993 2017-06-21 Andrew Pinski <apinski@cavium.com>
22995 * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
22996 Increment Arith_shift and Arith_shift_reg by 1.
22997 * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
22999 * config/aarch64/aarch64.c (thunderx_tunings): Enable
23000 AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
23001 (aarch64_strip_extend): Add new argument and test for it.
23002 (aarch64_cheap_mult_shift_p): New function.
23003 (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
23004 add a cost if it is true.
23005 Update calls to aarch64_strip_extend.
23006 (aarch64_rtx_costs): Update calls to aarch64_strip_extend.
23008 2017-06-21 Andrew Pinski <apinski@cavium.com>
23010 * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
23012 (thunderxt88): Likewise.
23013 * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
23014 (thunderx_prefetch_tune): New variable.
23015 (thunderx2t99_prefetch_tune): Update for the correct values.
23016 (thunderxt88_tunings): New variable.
23017 (thunderx_tunings): Use thunderx_prefetch_tune instead of
23018 generic_prefetch_tune.
23019 (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.
23021 2017-06-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23023 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
23024 SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
23025 (aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
23026 (aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
23027 (aarch64_atomic_cas<mode>, GPI): Likewise.
23029 2017-06-21 Martin Liska <mliska@suse.cz>
23031 * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
23032 statements on cold and hot labels.
23033 * predict.c (tree_estimate_probability_bb): Remove the
23034 prediction from this place.
23036 2017-06-21 Martin Liska <mliska@suse.cz>
23038 PR tree-optimization/79489
23039 * gimplify.c (maybe_add_early_return_predict_stmt): New
23041 (gimplify_return_expr): Call the function.
23042 * predict.c (tree_estimate_probability_bb): Remove handling
23044 * predict.def: Update comment about early return predictor.
23045 * gimple-predict.h (is_gimple_predict): New function.
23046 * predict.def: Change default value of early return to 66.
23047 * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
23049 * passes.def: Put pass_strip_predict_hints to the beginning of
23052 2017-06-21 Pierre-Marie de Rodat <derodat@adacore.com>
23054 * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
23055 FUNCTION_DECL declarations.
23056 (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
23058 (dwaf2out_decl): Likewise.
23059 * godump.c (go_early_global_decl): Skip call to the real debug hook
23060 for FUNCTION_DECL declarations.
23061 * passes.c (rest_of_decl_compilation): Skip call to the
23062 early_global_decl debug hook for FUNCTION_DECL declarations, unless
23063 -fdump-go-spec is passed.
23065 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
23067 * config/i386/i386.c (struct builtin_isa): New field pure_p.
23068 Reorder for compactness.
23069 (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
23070 (def_builtin_pure, def_builtin_pure2): New functions.
23071 (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
23073 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
23075 * match.pd (nop_convert): New predicate.
23076 ((A +- CST1) +- CST2): Allow some NOP conversions.
23078 2017-06-21 Jakub Jelinek <jakub@redhat.com>
23081 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
23082 with ctors/dtors if GOVD_SHARED is set.
23084 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
23086 * config/aarch64/aarch64.md (movti_aarch64):
23087 Emit mov rather than orr.
23088 (movtf_aarch64): Likewise.
23089 * config/aarch64/aarch64-simd.md (aarch64_simd_mov):
23090 Emit mov rather than orr.
23092 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
23094 * config/aarch64/aarch64-simd.md (aarch64_simd_dup):
23095 Swap alternatives, make integer dup more expensive.
23097 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
23099 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
23100 Return true for non-tls symbols.
23102 2017-06-21 James Greenhalgh <james.greenhalgh@arm.com>
23104 * config/aarch64/aarch64-cores.def (cortex-a55): New.
23105 (cortex-a75): Likewise.
23106 (cortex-a75.cortex-a55): Likewise.
23107 * config/aarch64/aarch64-tune.md: Regenerate.
23108 * doc/invoke.texi (-mtune): Document new values for -mtune.
23110 2017-06-21 Tom de Vries <tom@codesourcery.com>
23112 * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
23113 stack_size feature.
23114 (Effective-Target Keywords, Other attributes): Suggest using
23115 dg-add-options stack_size feature to get stack limit in stack_size
23116 effective target documentation.
23118 2017-06-21 Julian Brown <julian@codesourcery.com>
23119 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
23121 * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
23122 (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
23123 * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
23125 * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
23126 attribute type list for neon_multiply.
23127 * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
23128 attribute type list for neon_multiply.
23129 * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
23130 * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
23131 attribute type list for neon_multiply.
23132 * config/arm/types.md (crypto_pmull): Add.
23133 * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
23134 attribute type list.
23136 2017-06-20 Andreas Tobler <andreast@gcc.gnu.org>
23138 * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
23141 2017-06-20 Jakub Jelinek <jakub@redhat.com>
23143 * ira-costs.c (find_costs_and_classes): Initialize cost_classes later
23144 to make sure not to dereference a NULL cost_classes_ptr pointer.
23146 2017-06-20 Carl Love <cel@us.ibm.com>
23148 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23149 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
23150 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
23151 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
23152 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
23153 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
23154 VMULOSW): New enum "unspec" values.
23155 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
23156 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
23157 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
23158 altivec_vmulosw): New patterns.
23159 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
23160 VMULOSW): Add definitions.
23162 2017-06-20 Julia Koval <julia.koval@intel.com>
23164 * config/i386/i386.c: Fix rounding expand for new pattern.
23165 * config/i386/subst.md: Fix pattern (parallel -> unspec).
23167 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
23169 * config/aarch64/aarch64-option-extensions.def (rcpc): New.
23170 * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
23172 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
23174 * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
23177 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
23179 * config/aarch64/aarch64-cores.def: Rearrange to sort by
23180 architecture, then by implementer ID.
23181 * config/aarch64/aarch64-tune.md: Regenerate.
23183 2017-06-20 Richard Biener <rguenther@suse.de>
23185 PR middle-end/81097
23186 * fold-const.c (split_tree): Fold to type before negating.
23188 2017-06-20 David Malcolm <dmalcolm@redhat.com>
23190 * diagnostic-show-locus.c
23191 (selftest::test_fixit_deletion_affecting_newline): New function.
23192 (selftest::diagnostic_show_locus_c_tests): Call it.
23194 2017-06-20 Andreas Schwab <schwab@suse.de>
23197 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
23200 2017-06-20 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
23202 * config/arm/arm-c.c (arm_cpu_builtins): New block to define
23203 __ARM_FEATURE_COPROC according to support.
23205 2017-06-20 Jakub Jelinek <jakub@redhat.com>
23207 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
23208 Rewritten to avoid overflow for > 32-bit pointers.
23211 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
23212 by removing enum keyword.
23213 (ubsan_type_descriptor): Likewise. Formatting fix.
23216 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
23217 splitter): Require TARGET_SSE2 in the condition.
23219 2017-06-20 Michael Meissner <meissner@linux.vnet.ibm.com>
23222 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
23223 for doing vector set of SFmode on ISA 3.0.
23224 * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
23225 (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
23227 (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
23228 SFmode value into a V4SF variable that was extracted from another
23229 V4SF variable without converting the element to double precision
23230 and back to single precision vector format.
23231 (vsx_insert_extract_v4sf_p9_2): Likewise.
23233 2017-06-19 Jakub Jelinek <jakub@redhat.com>
23235 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
23236 in UWHI to avoid undefined overflow.
23239 * ubsan.h (enum ubsan_encode_value_phase): New.
23240 (ubsan_encode_value): Change second argument to
23241 enum ubsan_encode_value_phase with default value of
23242 UBSAN_ENCODE_VALUE_GENERIC.
23243 * ubsan.c (ubsan_encode_value): Change second argument to
23244 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
23245 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
23246 create_tmp_var_raw instead of create_tmp_var and use a
23248 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
23249 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
23250 ubsan_encode_value callers.
23253 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
23254 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
23255 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
23257 2017-06-19 Richard Biener <rguenther@suse.de>
23259 PR middle-end/81118
23260 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
23261 estimates if we changed anything.
23263 2017-06-19 Richard Biener <rguenther@suse.de>
23265 PR tree-optimization/80887
23266 * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
23267 (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
23268 simplified lookups, then reset mprts_hook.
23269 (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
23271 (try_to_simplify): Likewise.
23273 2017-06-19 Martin Liska <mliska@suse.cz>
23276 * gimplify.c (gimplify_switch_expr):
23277 Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
23279 2017-06-19 Martin Liska <mliska@suse.cz>
23281 * doc/install.texi: Document that PGO runs in 4 stages.
23283 2017-06-19 Martin Liska <mliska@suse.cz>
23286 * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
23287 to dispatcher function name.
23288 * multiple_target.c (replace_function_decl): New function.
23289 (create_dispatcher_calls): Redirect both edges and references.
23291 2017-06-19 Jan Hubicka <hubicka@ucw.cz>
23293 * profile-count.c (profile_count::dump): Dump quality.
23294 (profile_count::differs_from_p): Update for unsigned val.
23295 * profile-count.h (profile_count_quality): New enum.
23296 (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
23298 2017-06-19 Richard Biener <rguenther@suse.de>
23300 * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
23301 struct function as arg.
23302 (estimate_numbers_of_iterations): Export overload with loop arg.
23303 (free_numbers_of_iterations_estimates_loop): Use an overload of
23304 free_numbers_of_iterations_estimates instead.
23305 * tree-cfg.c (remove_bb): Adjust.
23306 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
23307 * tree-parloops.c (gen_parallel_loop): Likewise.
23308 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
23310 (tree_unroll_loops_completely): Likewise.
23311 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
23312 Use an overload instead and export.
23313 (estimated_loop_iterations): Adjust.
23314 (max_loop_iterations): Likewise.
23315 (likely_max_loop_iterations): Likewise.
23316 (estimate_numbers_of_iterations): Take struct function as arg
23318 (loop_exits_before_overflow): Adjust.
23319 (free_numbers_of_iterations_estimates_loop): Use an overload.
23320 * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
23321 * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
23323 2017-06-19 Richard Biener <rguenther@suse.de>
23326 * ipa-prop.c (find_constructor_constant_at_offset): Handle
23327 RANGE_EXPR conservatively.
23329 2017-06-16 Carl Love <cel@us.ibm.com>
23331 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23332 definitions for vec_float, vec_float2, vec_floato,
23333 vec_floate built-ins.
23334 * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
23335 for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
23337 * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
23338 FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
23339 UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
23340 * config/altivec.md (define_insn "p8_vmrgew_<mode>",
23341 define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
23342 * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
23343 vec_floato): Add builtin defines.
23344 * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
23345 Update the built-in documentation file for the new built-in
23348 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23350 * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
23351 (mthumb): Mark as the negative of -marm.
23353 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23355 * doc/invoke.texi (ARM Options, -mcpu): Document supported
23357 (ARM Options, -mtune): Document that this accepts the same
23358 extension options as -mcpu.
23359 (ARM Options, -mfpu): Document addition of -mfpu=auto.
23361 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23363 * doc/invoke.texi (ARM Options, -march=): Document new syntax and
23364 permitted extensions.
23366 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23368 * config/arm/arm-cpus.in (armv7): Add extension +nofp.
23369 (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
23370 (armv8-m.main): Add option +nodsp.
23371 * config/arm/arm-cpu-cdata.h: Regenerated.
23373 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23375 * config/arm/t-fuchsia: New file.
23376 * config.gcc (arm*-*-fuchsia*): Use it.
23378 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23380 * config/arm/t-symbian: Rewrite for new option infrastructure.
23382 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23384 * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
23385 (MULTILIB_REQUIRED): Likewise.
23387 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23389 * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
23390 (MULTILIB_RESUE): Likewise.
23391 (MULTILIB_MATCHES): Likewise.
23392 (MULTLIB_REQUIRED): Likewise.
23394 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23396 * config/arm/t-rtems: Rewrite for new option framework.
23398 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23400 * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
23401 (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
23402 (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
23403 (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
23404 * config/arm/t-multilib: ... here.
23405 (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
23406 (MULTILIB_MATCHES): Use armv7 libraries for armv7-r. Also use for
23407 armv7-a and armv8*-a when A-profile libraries have not been built.
23408 * config/arm/t-rmprofile: Rewrite.
23410 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23412 * genmultilib (multilib_reuse): Allow an explicit period to be escaped
23413 with a backslash. Remove the backslash after substituting unescaped
23415 * doc/fragments.texi (MULTILIB_REUSE): Document it.
23417 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23419 * config.gcc: (arm*-*-*): When building a-profile libraries, force
23420 the driver to pass through the default setting of -mfloat-abi.
23421 * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
23423 * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
23424 (all_feat_combs): New rule.
23425 (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories. Rework
23427 * config/arm/t-aprofile: Rewrite.
23429 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23431 * config/arm/arm.h (FPUTYPE_AUTO): Define.
23432 * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
23433 fpu is not specified by the user/command-line.
23434 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
23435 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
23436 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
23437 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
23438 * common/config/arm/arm-common.c (arm_canon_arch_option): Use
23439 FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
23441 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23443 * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
23444 * config/arm/t-arm-elf: Rewritten.
23446 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23448 * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
23449 have some floating-point instructions.
23450 (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
23451 (TARGET_MAYBE_HARD_FLOAT): New macro.
23452 * config/arm/arm-builtins.c (arm_init_builtins): Use
23453 TARGET_MAYBE_HARD_FLOAT.
23454 * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
23456 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23458 * common/config/arm/arm-common.c: Define INCLUDE_LIST.
23459 (configargs.h): Include it.
23460 (arm_print_hint_for_fpu_option): New function.
23461 (arm_parse_fpu_option): New function.
23462 (candidate_extension): New class.
23463 (arm_canon_for_multilib): New function.
23464 * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
23465 (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
23466 (ARCH_CANONICAL_SPECS): New macro.
23467 (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
23469 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23471 * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
23472 are set after handling multilib fragments. Set target_cpu_default2
23475 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23477 * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
23479 (arm*-*-*): Set target_cpu_default2 to a quoted string.
23480 * config/arm/parsecpu.awk (check_cpu): Validate any extension
23482 (check_arch): Likewise.
23483 * config/arm/arm.c (arm_configure_build_target): Handle
23484 TARGET_CPU_DEFAULT being a string constant. Scan any feature
23485 options in the default.
23487 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23489 * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
23490 when an option is an alias of another.
23491 * config/arm/parsecpu.awk (optalias): New parser token.
23492 (gen_comm_data): Mark non-alias options as such. Emit entries
23493 for extension aliases.
23494 * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
23495 (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
23496 (armv6kz, armv6zk, armv6t2): Likewise.
23497 (armv7): Make vfpv3-d16 an alias.
23498 (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases. Sort in
23500 (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
23501 Sort in canonical order.
23502 (armv8-a): Sort in canonical order.
23503 (armv8.1-a, armv8.2-a): Likewise.
23504 (generic-armv7-a): Make neon and neon-vfpv3 aliases. Sort in
23506 (cortex-a9): Sort in canonical order.
23507 * config/arm/arm.c (selftests.h): Include it.
23508 (arm_test_cpu_arch_data): New function.
23509 (arm_run_self_tests): New function.
23510 (TARGET_RUN_TARGET_SELFTESTS): Redefine.
23511 (targetm): Move declaration to the end of the file.
23512 * arm-cpu-cdata.h: Regenerated.
23514 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23516 * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
23517 call to target_mode_check describing the type of option passed.
23518 * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
23519 (arm_target_thumb_only): Use arm_parse_arch_option_name or
23520 arm_parse_cpu_option_name to match parameters against list of
23522 * config/arm/parsecpu.awk (gen_comm_data): Don't generate
23523 arm_arch_core_flags data structure.
23524 * config/arm/arm-cpu_cdata.h: Regenerated.
23526 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23528 * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
23530 (arm_print_hint_for_cpu_option): Likewise.
23531 (arm_print_hint_for_arch_option): Likewise.
23532 (arm_parse_cpu_option_name): Likewise.
23533 (arm_parse_arch_option_name): Likewise.
23534 * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
23535 of entries in the all_fpus list.
23536 * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
23537 (arm_parse_cpu_option_name): Declare.
23538 (arm_parse_arch_option_name): Declare.
23539 (arm_parse_option_features): Declare.
23540 (arm_intialize_isa): Declare.
23541 * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
23543 (gen_comm_data): ... here. Make definitions non-static.
23544 * config/arm/arm-cpu-data.h: Regenerated.
23545 * config/arm/arm-cpu-cdata.h: Regenerated.
23547 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23549 * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
23550 (cpu_arch_extension): New structure.
23551 (cpu_arch_option, arch_option, cpu_option): New structures.
23552 * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
23553 architecture types.
23554 (gen_data): Generate new format data tables.
23555 * config/arm/arm.c (cpu_tune): New structure.
23556 (cpu_option, processors): Delete.
23557 (arm_print_hint_for_core_or_arch): Delete. Replace with ...
23558 (arm_print_hint_for_cpu_option): ... this and ...
23559 (arm_print_hint_for_arch_option): ... this.
23560 (arm_parse_arch_cpu_name): Delete. Replace with ...
23561 (arm_parse_cpu_option_name): ... this and ...
23562 (arm_parse_arch_option_name): ... this.
23563 (arm_unrecognized_feature): Change type of target parameter to
23565 (arm_parse_arch_cpu_features): Delete. Replace with ...
23566 (arm_parse_option_features): ... this.
23567 (arm_configure_build_target): Rework to use new configuration data
23569 (arm_print_tune_info): Rework for new configuration data tables.
23570 * config/arm/arm-cpu-data.h: Regenerated.
23571 * config/arm/arm-cpu.h: Regenerated.
23573 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23575 * Makefile.in (OBJS): Move sbitmap.o from here ...
23576 (OBJS-libcommon): ... to here.
23578 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23580 * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
23581 (ISA_ALL_CRYPTO): New macro.
23582 (ISA_ALL_SIMD): New macro
23583 (ISA_ALL_FP): New macro.
23584 * config/arm/arm.c (fpu_bitlist): Update initializer.
23585 * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
23587 (arm9e): Add fpu. Add option for nofp
23588 (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
23589 (arm926ej-s, arm1026ej-s): Likewise.
23590 (generic-armv7-a): Add fpu. Add options for simd, vfpv3, vfpv3-d16,
23591 vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
23592 neon-fp16, neon-vfpv4, nofp and nosimd.
23593 (cortex-a5, cortex-a7): Add fpu. Add options for nosimd and nofp.
23594 (cortex-a8): Add fpu. Add option for nofp.
23595 (cortex-a9): Add fpu. Add options for nosimd and nofp.
23596 (cortex-a12, cortex-a15, cortex-a17): Add fpu. Add option for nofp.
23597 (cortex-r4f): Add fpu.
23598 (cortex-r5): Add fpu. Add options for nofp.dp and nofp.
23599 (cortex-r7): Use idiv option from architecture. Add fpu. Add option
23601 (cortex-r8): Likewise.
23602 (cortex-m4): Add fpu. Add option for nofp.
23603 (cortex-a15.cortex-a7): Add fpu. Add option for nofp.
23604 (cortex-a17.cortex-a7): Likewise.
23605 (cortex-a32): Add fpu. Add options for crypto and nofp.
23606 (cortex-a35, cortex-a53): Likewise.
23607 (cortex-a57): Add fpu. Add option for crypto.
23608 (cortex-a72, cortex-a73): Likewise.
23609 (exynos-m1): Likewise.
23610 (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
23611 (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
23612 (cortex-m33): Add fpu. Add option for nofp.
23613 * config/arm/arm-cpu-cdata.h: Regenerated
23614 * config/arm/arm-cpu-data.h: Regenerated.
23616 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23618 * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
23619 (armv5te, armv5tej): Likewise.
23620 (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
23621 (armv7): Add options fp and vfpv3-d16.
23622 (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
23623 vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
23625 (armv7ve): Likewise.
23626 (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
23627 (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
23628 (armv8-a): Add nocrypto option.
23629 (armv8.1-a, armv8.2-a): Likewise.
23630 (armv8-m.main): add options fp, fp.dp and nofp.
23632 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23634 * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
23636 (armv8-a+crc): Delete.
23637 (armv8.1-a): Add options simd, crypto and nofp.
23638 (armv8.2-a): Add options fp16, simd, crypto and nofp.
23639 (armv8.2-a+fp16): Delete.
23640 (armv8-m.main): Add option dsp.
23641 (armv8-m.main+dsp): Delete.
23642 (cortex-a8): Add fpu. Add nofp option.
23643 (cortex-a9): Add fpu. Add nofp and nosimd options.
23644 * config/arm/parsecpu.awk (gen_data): Generate option tables and
23645 link to main cpu and architecture data structures.
23646 (gen_comm_data): Only put isa attributes from the main architecture
23648 (option): New statement for architecture and CPU entries.
23649 * arm.c (struct cpu_option): New structure.
23650 (struct processors): Add entry for options.
23651 (arm_unrecognized_feature): New function.
23652 (arm_parse_arch_cpu_name): Ignore any characters after the first
23654 (arm_parse_arch_cpu_feature): New function.
23655 (arm_configure_build_target): Separate out any CPU and architecture
23656 features and parse separately. Don't error out if -mfpu=auto is
23657 used with only an architecture string.
23658 (arm_print_asm_arch_directives): New function.
23659 (arm_file_start): Call it.
23660 * config/arm/arm-cpu-cdata.h: Regenerated.
23661 * config/arm/arm-cpu-data.h: Likewise.
23662 * config/arm/arm-tables.opt: Likewise.
23664 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23666 * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
23667 assembler when it is not -mfpu=auto.
23669 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23671 * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
23672 (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
23673 (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
23674 (ASM_CPU_SPEC): Rewrite.
23675 (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
23676 (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef. Use
23677 MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS. Remove
23678 reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
23679 * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
23680 copied string is NUL-terminated. Also strip any characters prefixed
23682 (arm_rewrite_selected_arch): New function.
23683 (arm_rewrite_march): New function.
23685 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
23687 * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
23688 (x_arm_cpu_string, x_arm_tune_string): Likewise.
23689 (march, mcpu, mtune): Convert to string-based options.
23690 * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
23691 (arm_parse_arch_cpu_name): New function.
23692 (arm_configure_build_target): Use arm_parse_arch_cpu_name to
23693 identify selected architecture or CPU.
23694 (arm_option_save): New function.
23695 (TARGET_OPTION_SAVE): Redefine.
23696 (arm_option_restore): Restore string options.
23697 (arm_option_print): Print string options.
23699 2017-06-16 Martin Sebor <msebor@redhat.com>
23701 PR tree-optimization/80933
23702 PR tree-optimization/80934
23703 * builtins.c (fold_builtin_3): Do not handle bcmp here.
23704 * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
23705 (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
23706 (gimple_fold_builtin): Call them.
23708 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
23710 * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
23711 as unlikely; update profile.
23713 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
23715 * predict.c (force_edge_cold): Handle declaring edges impossible
23718 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
23720 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
23722 (try_unroll_loop_completely): Fix reporting.
23724 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
23726 * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
23728 2017-06-16 James Greenhalgh <james.greenhalgh@arm.com>
23731 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
23732 if given a non-constant argument for an intrinsic which requires a
23735 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
23737 * profile.c (compare_freqs): New function.
23738 (branch_prob): Sort edge list.
23739 (find_spanning_tree): Assume that the list is priority sorted.
23741 2017-06-16 Richard Biener <rguenther@suse.de>
23743 PR tree-optimization/81090
23744 * passes.def (pass_record_bounds): Remove.
23745 * tree-pass.h (make_pass_record_bounds): Likewise.
23746 * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
23747 make_pass_record_bounds): Likewise.
23748 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
23749 not free niter estimates at the beginning but at the end.
23750 * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
23752 2017-06-16 Richard Biener <rguenther@suse.de>
23754 * tree-switch-conversion.c (emit_case_bit_tests): Adjust
23755 initializer to workaround ICE in host GCC 4.8.
23757 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
23759 * ipa-inline-transform.c (update_noncloned_frequencies): Update also
23761 (clone_inlined_nodes): Update.
23763 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
23765 * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
23766 prefetch settings, and enable prefetching by default at -O3.
23768 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
23770 * config/aarch64/aarch64.c (aarch64_override_options_internal):
23771 Set flag_prefetch_loop_arrays according to tuning data.
23773 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
23775 * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
23776 New tune structure.
23777 (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
23778 [Unrelated to main purpose of the patch] Place the pointer field last
23779 to enable type checking errors when tune structure are wrongly merged.
23780 * config/aarch64/aarch64.c (generic_prefetch_tune,)
23781 (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
23782 (thunderx2t99_prefetch_tune): New tune constants.
23783 (tune_params *_tunings): Update all tunings (no functional change).
23784 (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
23785 PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
23786 from tunings structures.
23788 2017-06-16 Jakub Jelinek <jakub@redhat.com>
23791 * ubsan.c (instrument_null): Add T argument, use it instead
23792 of computing it based on IS_LHS.
23793 (instrument_object_size): Likewise.
23794 (pass_ubsan::execute): Adjust instrument_null and
23795 instrument_object_size callers to pass gimple_get_lhs or
23796 gimple_assign_rhs1 result to it. Use instrument_null instead of
23797 calling get_base_address and instrument_mem_ref. Handle
23798 aggregate call arguments for object-size sanitization.
23800 2017-06-16 Yury Gribov <tetra2005@gmail.com>
23802 PR tree-optimization/81089
23803 * tree-vrp.c (is_masked_range_test): Validate operands of
23806 2017-06-15 Martin Sebor <msebor@redhat.com>
23809 * dumpfile.c (dump_register): Avoid calling memset to initialize
23810 a class with a default ctor.
23811 * gcc.c (struct compiler): Remove const qualification.
23812 * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
23813 * hash-table.h: Ditto.
23814 * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
23816 * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
23817 * omp-low.c (lower_omp_ordered_clauses): Replace memset with
23819 * params.h (struct param_info): Make struct members non-const.
23820 * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
23821 with default initialization.
23822 * vec.h (vec_copy_construct, vec_default_construct): New helper
23824 (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
23825 with vec_copy_construct.
23826 (vect<T>::quick_grow_cleared): Replace memset with default ctor.
23827 (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
23828 * doc/invoke.texi (-Wclass-memaccess): Document.
23830 2017-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23832 * emit-rtl.h (is_leaf): Update comment about local
23833 register allocator.
23835 2017-06-15 Jozef Lawrynowicz <jozef.l@somniumtech.com>
23838 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
23839 for a variable to have a section before checking if the section has a
23841 Set section to.persistent if persistent attribute is set.
23842 Warn if .persistent attribute is used on an automatic variable.
23844 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
23846 PR rtl-optimization/80474
23847 * reorg.c (update_block): Do not ignore instructions in a delay slot.
23849 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
23851 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
23854 2017-06-14 Maciej W. Rozycki <macro@imgtec.com>
23856 * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
23857 (casesi): Emit bounds checking as RTL.
23858 (casesi_internal_mips16_<mode>): Remove bounds checking.
23860 2017-06-14 Max Filippov <jcmvbkbc@gmail.com>
23862 * config/xtensa/xtensa.c (xtensa_option_override): Append
23863 MASK_CONST16 to target_flags in the absence of TARGET_L32R.
23864 (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
23865 xtensa_doloop_hooks): Define unconditionally.
23866 (xtensa_reorg_loops): Only call reorg_loops in the presence of
23868 * config/xtensa/xtensa.h (TARGET_L32R): New definition.
23869 (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
23870 for it in xtensa_option_override.
23871 (HARD_FRAME_POINTER_IS_FRAME_POINTER,
23872 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
23874 2017-06-14 Boris Kolpackov <boris@codesynthesis.com>
23876 * doc/cppopts.texi: Document '-' special value to -MF.
23878 2017-06-14 Wilco Dijkstra <wdijkstr@arm.com>
23880 * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
23881 (cortex_a53_fconst): Likewise.
23882 (cortex_a53_fpmul): Likewise.
23883 (cortex_a53_f_load_64): Likewise.
23884 (cortex_a53_f_load_many): Likewise.
23885 (cortex_a53_advsimd_alu): Likewise.
23886 (cortex_a53_advsimd_alu_q): Likewise.
23887 (cortex_a53_advsimd_mul): Likewise.
23888 (cortex_a53_advsimd_mul_q): Likewise.
23889 (fpmac bypass): Add new bypass for fpmac-fpmac case.
23890 Add missing fmul, r2f_cvt and fconst cases.
23892 2017-06-14 Richard Biener <rguenther@suse.de>
23894 PR middle-end/81088
23895 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
23897 (fold_binary_loc): When associating do not treat pre-existing
23898 TREE_OVERFLOW on literal constants as a reason to allow
23899 TREE_OVERFLOW on associated literal constants.
23901 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
23903 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
23904 (MASK_FEATURES): New macro.
23905 * config/sparc/sparc.c (sparc_option_override): Remove the special
23906 handling of -mfpu and generalize it to all MASK_FEATURES switches.
23908 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
23910 * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
23911 a division of 0 if non-call exceptions are enabled.
23913 2017-06-14 Andrew Pinski <apinski@cavium.com>
23914 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
23917 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
23918 Improve vector initialization code gen for only variable case.
23920 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
23922 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
23924 2017-06-14 Richard Biener <rguenther@suse.de>
23926 PR tree-optimization/81083
23927 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
23930 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23932 * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
23933 (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
23934 * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
23935 * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use.
23936 * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
23937 * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
23939 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23941 * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
23942 * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
23944 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23946 * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
23948 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23950 * config/rs6000/t-rtems: Don't handle SPE.
23952 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23954 * config/rs6000/t-linux: Don't handle SPE.
23956 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23958 * config/rs6000/eabispe.h: Delete file.
23960 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23962 * config/rs6000/t-spe: Delete file.
23964 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23966 * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
23967 (rs6000_legitimate_offset_address_p): Return false for anything in
23968 V2SImode or V2SFmode.
23970 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23972 * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
23973 except V2SF and V2SI. Rearrange the vector modes, and add comments.
23974 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
23976 (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
23977 (rs6000_legitimate_offset_address_p): Ditto.
23978 (rs6000_emit_move): Ditto.
23979 (rs6000_init_builtins): Remove V4HI_type_node.
23981 2017-06-13 Martin Liska <mliska@suse.cz>
23984 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
23985 (gate_asan): Likewise.
23986 * asan.h (asan_no_sanitize_address_p): Remove the function.
23987 (sanitize_flags_p): New function.
23988 * builtins.def: Fix coding style.
23989 * common.opt: Use renamed enum value.
23990 * convert.c (convert_to_integer_1): Use sanitize_flags_p.
23991 * doc/extend.texi: Document no_sanitize attribute.
23992 * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
23993 to SANITIZE_UNDEFINED_NONDEFAULT.
23994 * gcc.c (sanitize_spec_function): Use the renamed enum value.
23995 * gimple-fold.c (optimize_atomic_compare_exchange_p):
23996 Use sanitize_flags_p.
23997 * gimplify.c (gimplify_function_tree): Likewise.
23998 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
23999 * opts.c (parse_no_sanitize_attribute): New function.
24000 (common_handle_option): Use renamed enum value.
24001 * opts.h (parse_no_sanitize_attribute): Declare.
24002 * tree.c (sanitize_flags_p): New function.
24003 * tree.h: Declared here.
24004 * tsan.c: Use sanitize_flags_p.
24005 * ubsan.c (ubsan_expand_null_ifn): Likewise.
24006 (instrument_mem_ref): Likewise.
24007 (instrument_bool_enum_load): Likewise.
24008 (do_ubsan_in_current_function): Remove the function.
24009 (pass_ubsan::execute): Use sanitize_flags_p.
24010 * ubsan.h: Remove do_ubsan_in_current_function
24011 * tree-cfg.c (print_no_sanitize_attr_value): New function.
24012 (dump_function_to_file): Use it here.
24014 2017-06-13 Martin Jambor <mjambor@suse.cz>
24016 PR tree-optimization/80803
24017 PR tree-optimization/81063
24018 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
24019 (propagate_subaccesses_across_link): Enqueue subtree whenever
24020 necessary instead of relying on the caller.
24022 2017-06-13 Martin Jambor <mjambor@suse.cz>
24024 * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
24025 that have a first_link.
24026 (sort_and_splice_var_accesses): Do not check first_link before
24028 (subtree_mark_written_and_enqueue): Likewise.
24029 (propagate_all_subaccesses): Likewise and do not stop at first
24030 parent with a first_link.
24032 2017-06-13 Martin Jambor <mjambor@suse.cz>
24034 * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
24037 2017-06-13 Yury Gribov <tetra2005@gmail.com>
24039 * match.pd: New pattern.
24041 2017-06-13 Yury Gribov <tetra2005@gmail.com>
24043 * tree-vrp.c (is_masked_range_test): New function.
24044 (register_edge_assert_for): Determine ranges for
24047 2017-06-13 Yury Gribov <tetra2005@gmail.com>
24049 PR tree-optimization/67328
24050 * fold-const.c (maskable_range_p): New function.
24051 (build_range_check): Generate bittests if possible.
24053 2017-06-13 Martin Liska <mliska@suse.cz>
24055 * gimple-pretty-print.c (dump_probability): Add new argument.
24056 (dump_edge_probability): Dump both probability and count.
24057 (dump_gimple_label): Likewise.
24058 (dump_gimple_bb_header): Likewise.
24060 2017-06-13 Georg-Johann Lay <avr@gjlay.de>
24063 * config/avr/avr-devices.c: Fix indentation.
24064 * config/avr/gen-avr-mmcu-specs.c: Dito.
24066 2017-06-13 Richard Biener <rguenther@suse.de>
24068 * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
24069 instead get vector type from stmt_info.
24070 (vectorizable_reduction): Adjust. Remove dead code.
24072 2017-06-13 Richard Biener <rguenther@suse.de>
24074 PR middle-end/81065
24075 * fold-const.c (extract_muldiv_1): Remove bogus distribution
24076 case of C * (x * C2 + C3).
24077 (fold_addr_of_array_ref_difference): Properly fold index difference.
24079 2017-06-12 David S. Miller <davem@davemloft.net>
24082 * config/sparc/sparc.md (return expander): Emit frame blockage if
24083 function uses alloca.
24085 2017-06-12 Richard Sandiford <richard.sandiford@linaro.org>
24087 * combine.c (make_field_assignment): Check len rather than the mode
24088 precision when calling force_to_mode.
24090 2017-06-12 Georg-Johann Lay <avr@gjlay.de>
24092 Support multilibs and devices that see flash in RAM address range.
24095 * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
24096 (avr_mcu_t) <flash_pm_offset>: New field.
24097 (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
24098 * config/avr/avr.h (AVR_SHORT_CALLS): New define.
24099 (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
24100 (AVR_TINY_PM_OFFSET): Remove macro.
24101 * config/avr/avr.opt (-mshort-calls): New option.
24102 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
24103 [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
24104 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
24105 <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
24106 <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
24107 instead of avr_arch->have_jmp_call.
24108 <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
24109 [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
24110 avr_arch->flash_pm_offset to define.
24111 * config/avr/avr-devices.c (avr_arch_types): Add initializers for
24112 new field flash_pm_offset. Add entry for avrxmega3.
24113 (avr_texinfo): Add entry for avrxmega3.
24114 * config/avr/avr-mcus.def: Add entries for: avrxmega3,
24115 attiny212, attiny214,
24116 attiny412, attiny414, attiny416, attiny417,
24117 attiny814, attiny816, attiny817,
24118 attiny1614, attiny1616, attiny1617,
24119 attiny3214, attiny3216, attiny3217.
24120 * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
24121 avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
24122 (avr_print_operand_address) [AVR_TINY]: Same.
24123 (avr_asm_init_sections) <readonly_data_section>: Only patch
24124 callback if avr_arch->flash_pm_offset = 0.
24125 (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
24126 for rodata if avr_arch->flash_pm_offset != 0.
24127 (avr_encode_section_info) [AVR_TINY]: Adjust comment.
24128 * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
24129 (opts) [AVR_ISA_RCALL]: Append opt_rcall.
24130 (m_options): Append opt_rcall.
24131 (m_dirnames): Append dir_rcall.
24132 * config/avr/t-multilib: Regenerate.
24134 * configure.ac [target=avr]: Check whether avrxmega3 default
24135 linker description file works as needed.
24136 * configure: Regenerate.
24137 * doc/avr-mmcu.texi: Regenerate.
24138 * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
24139 <__AVR_ARCH__>: Document avrxmega3 and 103.
24140 <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
24141 <__AVR_SHORT_CALLS__>: Document it.
24142 <__AVR_PM_BASE_ADDRESS__>: Document it.
24143 * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
24144 (AVR Variable Attributes) <progmem>: Document this is
24145 not needed for avrxmega3.
24146 (AVR Named Address Spaces) <__flash>: Dito.
24148 2017-06-12 Jan Hubicka <hubicka@ucw.cz>
24150 * cgraph.c (cgraph_node::dump): Complain about profile insanities.
24152 2017-06-12 Doug Rupp <rupp@adacore.com>
24154 * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
24155 Append vxworks-stdint.h to the tm_file list.
24156 * config/vxworks-stdint.h: New file.
24158 2017-06-12 Martin Liska <mliska@suse.cz>
24160 PR tree-optimization/81041
24161 * tree-profile.c (gimple_gen_ic_func_profiler):
24162 Create an extra BB in profile-generate
24163 (gimple_gen_time_profiler): Likewise.
24165 2017-06-12 Jakub Jelinek <jakub@redhat.com>
24167 PR tree-optimization/81003
24168 * tree-ssa-reassoc.c (force_into_ssa_name): New function.
24169 (update_range_test): Use it instead of force_gimple_operand_gsi.
24171 2017-06-12 Richard Biener <rguenther@suse.de>
24173 PR tree-optimization/81053
24174 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
24175 with backedge value not defined in loop. Simplify def stmt
24178 2017-06-11 Tom de Vries <tom@codesourcery.com>
24181 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
24183 (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
24184 nvptx_cannot_force_const_mem.
24186 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
24188 * opts.c (finish_options): Move test for flag_split_stack after
24189 it has been initialized.
24191 2017-06-11 Jason Merrill <jason@redhat.com>
24193 * tree.h (id_equal): New.
24194 * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
24195 omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
24196 instead of strcmp of IDENTIFIER_POINTER.
24198 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
24200 * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
24201 (mark_all_inlined_calls_cdtor): Fix formating.
24202 (inline_transform): Rescale profile before inlining.
24204 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
24206 * cgraph.h (cgraph_edge::clone): Update prototype.
24207 * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
24208 (cgraph_node::create_clone): Update.
24209 (cgraph_node::create_version_clone): Update.
24210 * tree-inline.c (copy_bb): Update.
24211 (expand_call_inline): Update.
24213 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
24215 * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
24216 factored out from ...
24217 (rs6000_emit_prologue): ... here.
24219 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
24221 * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
24222 factored out from ...
24223 (rs6000_emit_prologue): ... here.
24225 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
24227 * predict.c (drop_profile): Also drop individual bb/edge and cgraph
24229 (handle_missing_profiles): Fix computation of tp_first_run.
24230 (counts_to_freqs): Do not touch freqs when count is 0.
24232 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
24234 * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
24237 2017-06-10 Tom de Vries <tom@codesourcery.com>
24239 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
24240 attributes): Document signal effective target.
24242 2017-06-10 Tom de Vries <tom@codesourcery.com>
24244 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
24245 Document effective target stack_size.
24247 2017-06-09 David Malcolm <dmalcolm@redhat.com>
24249 * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
24250 to the edit_context if they can be auto-applied.
24252 2017-06-9 Ian Lance Taylor <iant@golang.org>
24254 * opts.c (finish_options): If -fsplit-stack, disable implicit
24255 -forder-blocks-and-partition.
24256 * doc/invoke.texi (Optimize Options): Document that when using
24257 -fsplit-stack -forder-blocks-and-partition is not implicitly
24260 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
24262 * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
24263 ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
24264 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
24265 * builtins.def (abort, trap, unreachable): Declare cold.
24266 * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
24267 * tree-core.h (ECF_COLD): New.
24268 * tree.c (set_call_expr_flags): Handle ECF_COLD.
24269 (build_common_builtin_nodes): Mark unreachable and abort as cold.
24271 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
24273 * predict.c (unlikely_executed_stmt_p): Cleanup.
24275 2017-06-09 Richard Biener <rguenther@suse.de>
24277 * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
24278 model if the ref is always written to.
24280 2017-06-09 Tamar Christina <tamar.christina@arm.com>
24282 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
24284 2017-06-09 Tamar Christina <tamar.christina@arm.com>
24286 * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
24289 2017-06-09 Tom de Vries <tom@codesourcery.com>
24292 * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
24293 "target cannot support label values" when encountering LABEL_REF.
24295 2017-06-09 Martin Liska <mliska@suse.cz>
24297 * tree-profile.c (gimple_gen_ic_profiler): Update comment.
24298 (gimple_gen_ic_func_profiler): Emit direct comparison
24299 of __gcov_indirect_call_callee with NULL.
24300 (gimple_gen_time_profiler): Change probability from
24301 PROB_VERY_UNLIKELY to PROB_UNLIKELY.
24303 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
24305 * profile.c (edge_gcov_counts): Turn to pointer.
24306 (compute_branch_probabilities, compute_branch_probabilities): Update.
24307 (branch_prob): Do not clear edge_gcov_count.
24308 * profile.h (edge_gcov_counts): Turn to pointer.
24309 (edge_gcov_count): Update.
24311 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
24313 * gimple.h (gimple_check_failed): Mark cold.
24315 2017-06-09 Richard Biener <rguenther@suse.de>
24317 PR tree-optimization/66623
24318 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
24319 refactor check_reduction into two parts, properly computing
24320 whether we have to check reduction validity for outer loop
24323 2017-06-09 Richard Biener <rguenther@suse.de>
24325 PR tree-optimization/79483
24326 * graphite-scop-detection.c (order): New global.
24327 (get_order): Compute bb to order mapping that satisfies code
24328 generation constraints.
24329 (cmp_pbbs): New helper.
24330 (build_scops): Start domwalk at entry block, sort generated
24333 2017-06-09 Richard Biener <rguenther@suse.de>
24335 PR middle-end/81007
24336 * ipa-polymorphic-call.c
24337 (ipa_polymorphic_call_context::restrict_to_inner_class):
24338 Skip FIELD_DECLs with error_mark_node type.
24339 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
24342 2017-06-09 Martin Liska <mliska@suse.cz>
24344 * predict.c (struct branch_predictor): New struct.
24345 (test_prediction_value_range): New test.
24346 (predict_c_tests): New function.
24347 * selftest-run-tests.c (selftest::run_tests): Run the function.
24348 * selftest.h: Declare new tests.
24350 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
24353 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
24354 gen_add3_insn did not fail.
24355 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
24356 r0, construct that number in a temporary reg and add that reg to r0.
24357 If asked to put the result in r0 as well, fail.
24359 2017-06-08 Will Schmidt <will_schmidt@vnet.ibm.com>
24361 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
24362 for early expansion of vec_eqv.
24364 2017-06-08 Jakub Jelinek <jakub@redhat.com>
24366 PR middle-end/81005
24367 * ubsan.c (instrument_null): Avoid pointless code temporary.
24368 (pass_ubsan::execute): Instrument aggregate arguments of calls.
24370 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
24374 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
24377 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
24380 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
24382 * predict.c (unlikely_executed_edge_p): Move ahead.
24383 (probably_never_executed_edge_p): Use it.
24385 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
24387 PR middle-end/79988
24388 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
24389 gimple_call_builtin_p call.
24391 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
24393 * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
24394 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
24395 rtl_check_failed_type2, rtl_check_failed_code1,
24396 rtl_check_failed_code2, rtl_check_failed_code_mode,
24397 rtl_check_failed_block_symbol, cwi_check_failed_bounds,
24398 rtvec_check_failed_bounds, rtl_check_failed_flag,
24399 _fatal_insn_not_found, _fatal_insn): Likewise.
24400 * tree.h (tree_contains_struct_check_failed,
24401 tree_check_failed, tree_not_check_failed,
24402 tree_class_check_failed, tree_range_check_failed,
24403 tree_not_class_check_failed, tree_int_cst_elt_check_failed,
24404 tree_vec_elt_check_failed, phi_node_elt_check_failed,
24405 tree_operand_check_failed, omp_clause_check_failed,
24406 omp_clause_operand_check_failed, omp_clause_range_check_failed):
24409 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
24411 * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
24412 flag_branch_probabilities.
24413 * ipa-inline.c (edge_badness): Likewise.
24414 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
24415 * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
24416 * predict.c (maybe_hot_frequency_p): Likewise.
24417 (probably_never_executed): Likewise.
24418 * sched-ebb.c (schedule_ebbs): Likewise.
24419 * sched-rgn.c (find_single_block_region): Likewise.
24420 * tracer.c (tail_duplicate): Likewise.
24422 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
24424 * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
24425 longer requires x_flag_profile_use.
24427 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
24429 * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
24430 instead of flag_reorder_blocks_and_partition.
24431 * dbxout.c (dbxout_function_end): Likewise.
24432 * dwarf2out.c (gen_subprogram_die): Likewise.
24433 * haifa-sched.c (sched_create_recovery_edges): Likewise.
24434 * hw-doloop.c (reorg_loops): Likewise.
24435 * varasm.c (assemble_start_function,
24436 assemble_end_function): Likewise.
24437 (decide_function_section): Do not check for
24438 flag_reorder_blocks_and_partition.
24440 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
24442 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
24444 (chkp_get_hard_register_fake_addr_expr): Ditto.
24445 (chkp_build_addr_expr): Add check for hard reg case.
24446 (chkp_parse_array_and_component_ref): Ditto.
24447 (chkp_find_bounds_1): Ditto.
24448 (chkp_process_stmt): Don't generate bounds store for
24451 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
24453 * predict.c (maybe_hot_bb_p): Do not check profile status.
24454 (maybe_hot_edge_p): Likewise.
24455 (probably_never_executed): Check for zero counts even if profile
24457 (unlikely_executed_edge_p): New function.
24458 (unlikely_executed_stmt_p): New function.
24459 (unlikely_executed_bb_p): New function.
24460 (set_even_probabilities): Use unlikely predicates.
24461 (combine_predictions_for_bb): Likewise.
24462 (predict_paths_for_bb): Likewise.
24463 (predict_paths_leading_to_edge): Likewise.
24464 (determine_unlikely_bbs): New function.
24465 (estimate_bb_frequencies): Use it.
24466 (compute_function_frequency): Use zero counts even if profile is
24468 * profile-count.h: Fix typo.
24470 2017-08-08 Julia Koval <julia.koval@intel.com>
24472 * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
24473 _mm512_mask_cvtsepi16_storeu_epi8,
24474 _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
24475 * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
24476 _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
24477 _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
24478 _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
24479 * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
24480 (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
24481 VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
24482 * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
24483 __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
24484 __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
24485 __builtin_ia32_pmovuswb256mem_mask,
24486 __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
24487 __builtin_ia32_pmovwb512mem_mask): New builtins.
24489 2017-08-08 Julia Koval <julia.koval@intel.com>
24491 PR target/73350,80862
24492 * config/i386/subst.md (round): Fix round pattern.
24493 * config/i386/i386.c (ix86_erase_embedded_rounding):
24494 Fix erasing rounding for the fixed pattern.
24496 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
24498 * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
24500 2017-06-08 Martin Liska <mliska@suse.cz>
24502 PR gcov-profile/80911
24503 * gcov.c (block_info::block_info): New constructor.
24505 2017-06-07 Carl Love <cel@us.ibm.com>
24507 * config/rs6000/rs6000-c: The return type of the following
24508 built-in functions was implemented as int not long long. Fix sign
24509 of return value for the unsigned version of vec_mulo and vec_mule.
24510 vector unsigned long long vec_bperm (vector unsigned long long,
24511 vector unsigned char)
24512 vector signed long long vec_mule (vector signed int,
24514 vector unsigned long long vec_mule (vector unsigned int,
24515 vector unsigned int)
24516 vector signed long long vec_mulo (vector signed int,
24518 vector unsigned long long vec_mulo (vector unsigned int,
24519 vector unsigned int)
24520 * doc/extend.texi: Fix the documentation for the built-in
24523 2017-06-07 Carl Love <cel@us.ibm.com>
24526 * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
24529 2017-06-07 Carl Love <cel@us.ibm.com>
24531 * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
24532 support, Generate doublehv for signed int/float for BE case only.
24534 2017-06-07 Alexander Monakov <amonakov@ispras.ru>
24536 * doc/invoke.texi (mcx16): Rewrite.
24538 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24540 * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
24541 * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
24542 *mov<mode>_softfloat, and an anonymous splitter): Use
24543 nonimmediate_operand instead of rs6000_nonimmediate_operand.
24545 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24547 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
24549 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
24550 (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
24551 (rs6000_debug_reg_global): Adjust.
24552 (rs6000_init_hard_regno_mode_ok): Adjust.
24553 (rs6000_dbx_register_number): Adjust.
24554 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
24555 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
24556 Remove SPE_ACC and SPEFSCR.
24557 (REG_ALLOC_ORDER): Ditto.
24558 (FRAME_POINTER_REGNUM): Change to 111.
24559 (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
24560 (REG_CLASS_NAMES): Ditto.
24561 (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
24562 (REGISTER_NAMES): Ditto.
24563 (ADDITIONAL_REG_NAMES): Ditto.
24564 (rs6000_reg_names): Ditto.
24565 * config/rs6000/rs6000.md: Renumber some register number
24568 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24570 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
24572 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
24573 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
24575 (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
24576 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
24577 Delete the SPE high registers.
24578 (REG_ALLOC_ORDER): Ditto.
24579 (enum reg_class): Remove SPE_HIGH_REGS.
24580 (REG_CLASS_NAMES): Ditto.
24581 (REG_CLASS_CONTENTS): Delete the SPE high registers.
24582 (REGISTER_NAMES): Ditto.
24583 (rs6000_reg_names): Ditto.
24584 * doc/tm.texi.in: Remove SPE as example.
24585 * doc/tm.texi: Regenerate.
24587 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24589 * config/rs6000/8540.md (ppc8540_brinc): Delete.
24590 * config/rs6000/e500mc.md (e500mc_brinc): Delete.
24591 * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
24592 * config/rs6000/rs6000.md (type): Remove "brinc".
24594 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24596 * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
24597 (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
24598 * config/rs6000/linuxspe.h: Delete file.
24599 * config/rs6000/rs6000.md: Don't include spe.md.
24600 * config/rs6000/spe.h: Delete file.
24601 * config/rs6000/spe.md: Delete file.
24602 * config/rs6000/t-rs6000: Remove spe.md.
24604 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24606 * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
24607 (reg_or_none500mem_operand): Delete.
24608 * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
24609 instead of reg_or_none500mem_operand.
24611 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24613 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
24614 handling of SPE flags.
24615 * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
24617 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24619 * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
24621 * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
24622 (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
24623 paired_divv2sf3): Similar.
24624 * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
24625 SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
24626 * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
24628 Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
24629 Rename the paired_* instruction patterns.
24630 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
24632 * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
24633 * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
24634 (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
24635 spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and
24636 TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with
24637 PAIRED_VECTOR_MODE.
24638 (struct machine_function): Delete field spe_insn_chain_scanned_p.
24639 (spe_func_has_64bit_regs_p): Delete.
24640 (spe_expand_predicate_builtin): Delete.
24641 (spe_expand_evsel_builtin): Delete.
24642 (TARGET_DWARF_REGISTER_SPAN): Do not define.
24643 (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
24644 (invalid_e500_subreg): Delete.
24645 (rs6000_legitimize_address): Always force_reg op2 as well, for
24646 paired single memory accesses.
24647 (rs6000_member_type_forces_blk): Delete.
24648 (rs6000_spe_function_arg): Delete.
24649 (rs6000_expand_unop_builtin): Delete SPE handling.
24650 (rs6000_expand_binop_builtin): Ditto.
24651 (spe_expand_stv_builtin): Delete.
24652 (bdesc_2arg_spe): Delete.
24653 (spe_expand_builtin): Delete.
24654 (spe_expand_predicate_builtin): Delete.
24655 (spe_expand_evsel_builtin): Delete.
24656 (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
24657 (spe_init_builtins): Delete.
24658 (spe_func_has_64bit_regs_p): Delete.
24659 (savres_routine_name): Delete "info" parameter. Adjust callers.
24660 (rs6000_emit_stack_reset): Ditto.
24661 (rs6000_dwarf_register_span): Delete.
24662 * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
24663 UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
24664 SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
24666 * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
24668 * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
24669 * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
24670 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
24671 mulv2sf3, divv2sf3): Delete expanders.
24673 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24675 config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
24677 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24679 * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
24680 * config/rs6000/rs6000.c: Ditto.
24682 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24684 * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
24685 * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
24686 comparison_operator.
24688 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24690 * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
24691 * config/rs6000/rs6000.opt: Ditto.
24692 * config/rs6000/t-rtems: Ditto.
24694 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24696 * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
24697 TARGET_E500_SINGLE by 0, simplify.
24698 * config/rs6000/rs6000.c: Ditto.
24699 (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
24700 (spe_build_register_parallel): Delete.
24701 * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
24702 TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
24703 * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
24704 TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
24705 (E500_CONVERT): Delete.
24706 * config/rs6000/spe.md: Remove many patterns and all define_constants.
24708 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
24710 * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
24711 * config/rs6000/dfp.md: Ditto.
24712 (negdd2, *negdd2_fpr): Merge.
24713 (absdd2, *absdd2_fpr): Merge.
24714 (negtd2, *negtd2_fpr): Merge.
24715 (abstd2, *abstd2_fpr): Merge.
24716 * config/rs6000/e500.h: Delete file.
24717 * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
24718 TARGET_FPRS by 1 and simplify.
24719 * config/rs6000/rs6000-c.c: Ditto.
24720 * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and
24721 TARGET_DF_SPE by 0.
24722 * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and
24724 * config/rs6000/rs6000.md: Ditto.
24725 (floatdidf2, *floatdidf2_fpr): Merge.
24726 (move_from_CR_gt_bit): Delete.
24727 * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
24728 (E500_CR_IOR_COMPARE): Delete.
24729 (All patterns that require !TARGET_FPRS): Delete.
24730 * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
24732 2017-06-07 Bin Cheng <bin.cheng@arm.com>
24734 * passes.def (pass_iv_canon): Move before pass_loop_distribution.
24736 2017-06-07 Bin Cheng <bin.cheng@arm.com>
24738 * graphds.c (add_edge): Intitialize edge's attached data.
24739 (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
24740 pointer parameter. Call pointed function on each edge during
24741 graph traversing. Skip traversing the edge when the function
24743 (graphds_dfs, graphds_scc): Ditto.
24744 (for_each_edge): New parameter. Pass the new parameter to callback
24746 * graphds.h (skip_edge_callback): New function pointer type.
24747 (graphds_dfs, graphds_scc): New function pointer parameter.
24748 (graphds_edge_callback, for_each_edge): New parameter.
24750 2017-06-07 Bin Cheng <bin.cheng@arm.com>
24752 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
24753 out code checking if runtime alias check is possible to below ...
24754 Call the new function.
24755 * tree-data-ref.c (runtime_alias_check_p): ... to new function.
24756 * tree-data-ref.h (runtime_alias_check_p): New decalaration.
24758 2017-06-07 Marek Polacek <polacek@redhat.com>
24761 * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
24762 TYPE_OVERFLOW_WRAPS check.
24764 2017-06-07 Bin Cheng <bin.cheng@arm.com>
24766 * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
24767 if versioning is required.
24768 * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
24769 peeling with the check for versioning.
24771 2017-06-07 Bin Cheng <bin.cheng@arm.com>
24773 * tree-vectorizer.h (vect_build_loop_niters): New parameter.
24774 * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
24775 Set true to new parameter if new ssa variable is defined.
24776 (vect_gen_vector_loop_niters): Refactor. Set range information
24777 for the new vector loop bound variable.
24778 (vect_do_peeling): Ditto.
24780 2017-06-07 Bin Cheng <bin.cheng@arm.com>
24782 * tree-affine.c (ssa.h): Include header file.
24783 (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
24784 has wrapping overflow behavior.
24786 2017-06-07 Bin Cheng <bin.cheng@arm.com>
24788 * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
24790 2017-06-07 Bin Cheng <bin.cheng@arm.com>
24792 (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
24793 (tree_to_aff_combination): ... here.
24795 2017-06-07 Bin Cheng <bin.cheng@arm.com>
24797 * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
24798 reg_pressure model function.
24799 (ivopts_global_cost_for_size): Delete.
24800 (determine_set_costs, iv_ca_recount_cost): Call new model function
24801 ivopts_estimate_reg_pressure.
24803 2017-06-07 Tamar Christina <tamar.christina@arm.com>
24805 * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more
24806 expensive than udiv. Remove floating point cases from mod.
24808 2017-06-07 Tamar Christina <tamar.christina@arm.com>
24810 * config/arm/aarch-cost-tables.h (cortexa53_extra_cost):
24811 Increase idiv cost.
24813 2017-06-07 Tamar Christina <tamar.christina@arm.com>
24815 * config/aarch64/aarch64.md
24816 (copysignsf3): Fix mask generation.
24818 2017-06-07 Jakub Jelinek <jakub@redhat.com>
24820 * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
24822 (class dump_manager): Add register_dumps method.
24823 * dumpfile.c: Include langhooks.h.
24824 (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
24825 (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
24826 (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
24827 (dump_manager::dump_register): Start with 512 entries instead of 32.
24828 (dump_manager::register_dumps): New method.
24829 * toplev.c (general_init): Instead of invoking register_dumps
24830 langhook, invoke register_dumps method on the dump manager.
24831 * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
24834 2017-06-07 Richard Sandiford <richard.sandiford@linaro.org>
24836 * doc/md.texi: Clarify the restrictions on a define_insn condition.
24837 Say that # requires an associated define_split to exist, and that
24838 the define_split must be suitable for use after register allocation.
24840 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24842 * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
24843 (compute_outgoing_frequencies): Also initialize zero counts.
24844 (find_many_sub_basic_blocks): Do not produce uninitialized profile
24845 around loops; preserve more of profile when nothing changes.
24847 2017-06-06 Jim Wilson <jim.wilson@linaro.org>
24849 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
24851 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
24852 * config/arm/arm-cpu-cdata.h: Regenerate.
24853 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
24854 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
24855 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
24856 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
24857 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
24859 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
24861 * config/arm/t-rmprofile: Likewise.
24862 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
24864 2017-06-06 David S. Miller <davem@davemloft.net>
24867 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
24868 blockage if function uses alloca.
24870 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
24872 * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
24873 New "uid" fields to hold pretty-print IDs of group and ref.
24874 Memory references are now identified as <group_id>:<ref_id>
24875 instead of using [random] addresses.
24876 (dump_mem_details): Simplify, no functional change.
24877 (dump_mem_ref): Simplify and make output more concise.
24878 Replace couple of fprintf's throughout code with calls to dump_mem_ref.
24879 (find_or_create_group): Initialize group uid.
24880 (record_ref): Initialize ref uid. Improve debug output.
24881 (prune_group_by_reuse, should_issue_prefetch_p,)
24882 (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
24883 (mark_nontemporal_store, determine_loop_nest_reuse):
24884 Improve debug output.
24886 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
24888 * dbgcnt.def (prefetch): New debug counter.
24889 * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
24890 (schedule_prefetches): Stop issueing prefetches if debug counter
24893 2017-06-06 Tom de Vries <tom@codesourcery.com>
24895 * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
24896 gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
24898 2017-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24900 * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
24901 Use aarch64_reg_or_zero predicate for operand 4.
24902 (aarch64_compare_and_swap<mode> define_insn_and_split):
24903 Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint.
24904 (aarch64_store_exclusive<mode>): Likewise for operand 2.
24906 2017-06-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
24908 * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
24909 (arm_compute_save_core_reg_mask): This.
24910 (thumb1_compute_save_reg_mask): Rename into ...
24911 (thumb1_compute_save_core_reg_mask): This.
24912 (arm_compute_save_reg0_reg12_mask): Adapt comment.
24913 (arm_compute_frame_layout): Likewise.
24915 2017-06-06 Richard Biener <rguenther@suse.de>
24917 PR tree-optimization/80974
24918 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
24919 keep or clear leaders SSA info.
24921 2017-06-06 Tom de Vries <tom@codesourcery.com>
24923 * config/nvptx/nvptx.c (split_mode_p): New function.
24924 (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
24926 2017-06-06 Tom de Vries <tom@codesourcery.com>
24928 * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
24930 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24933 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
24936 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24938 * shrink-wrap.c (handle_simple_exit): Update profile.
24939 (try_shrink_wrapping): Upate profile.
24941 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24943 * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
24944 (tree_guess_outgoing_edge_probabilities): New.
24945 * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
24946 * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
24948 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24950 * ipa-split.c (split_function): Initialize return bb profile.
24952 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24954 * profile.c (compute_branch_probabilities): Also initialize
24955 EXIT_BLOCK profile.
24957 2017-06-06 Richard Biener <rguenther@suse.de>
24959 PR tree-optimization/80928
24960 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
24961 (vect_analyze_loop_operations): Properly guard analysis for
24963 (vect_transform_loop): Likewise.
24964 (vect_analyze_loop_2): Also reset SLP type on PHIs.
24965 (vect_model_induction_cost): Do not cost for pure SLP.
24966 (vectorizable_induction): Pass in SLP node, implement SLP vectorization
24967 of induction in inner loop vectorization.
24968 * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
24969 (vect_get_and_check_slp_defs): Handle vect_induction_def.
24970 (vect_build_slp_tree): Likewise. Handle PHIs as terminating the
24972 (vect_analyze_slp_cost_1): Cost induction.
24973 (vect_detect_hybrid_slp_stmts): Handle PHIs.
24974 (vect_get_slp_vect_defs): Likewise.
24975 * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
24976 (vect_transform_stmt): Handle SLP reductions.
24977 * tree-vectorizer.h (vectorizable_induction): Adjust.
24979 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
24981 * config/rs6000/rs6000.c (make_resolver_func): Update
24982 init_lowered_empty_function call.
24984 2017-06-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
24986 * doc/invoke.texi: Document the -fprofile-abs-path option.
24987 * common.opt (fprofile-abs-path): New option.
24988 * gcov-io.h (gcov_write_filename): Declare.
24989 * gcov-io.c (gcov_write_filename): New function.
24990 * coverage.c (coverage_begin_function): Use gcov_write_filename.
24991 * profile.c (output_location): Likewise.
24993 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
24995 * shring-wrap.c: Revert accidental commit.
24997 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
24999 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
25001 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
25003 * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
25005 * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
25006 profile in callgraph edge.
25007 * profile-count.h (apply_probability): If THIS is 0, then result is 0
25008 (apply_scale): Likewise.
25009 * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
25010 Also scale profile when inlining function with zero profile.
25011 (initialize_cfun): Update exit block profile even when it is zero.
25012 * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
25013 when profile is read.
25015 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
25017 * config/rs6000/rs6000.c (toplevel): Include attribs.h.
25018 (CLONE_*): New constants to define the processors we can generate
25019 code for with the target_clone attribute.
25020 (rs6000_clone_map): New array to identify which clone processors
25021 the current program is running on.
25022 (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
25023 target_clone attribute.
25024 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
25025 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
25026 (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
25027 (cpu_expand_builtin): Add support for target_clone attribute.
25028 (rs6000_valid_attribute_p): Allow "default" attribute.
25029 (get_decl_name): New debug function to simplify printing the
25030 current function name in debugging statements.
25031 (rs6000_clone_priority): New functions to support the target_clone
25032 attribute, and be able to generate code to switch between ISA 2.05
25033 through ISA 3.0 (power6 through power9).
25034 (rs6000_compare_version_priority): Likewise.
25035 (rs6000_get_function_versions_dispatcher): Likewise.
25036 (make_resolver_func): Likewise.
25037 (add_condition_to_bb): Likewise.
25038 (dispatch_function_versions): Likewise.
25039 (rs6000_generate_version_dispatcher_body): Likewise.
25040 (rs6000_can_inline_p): Call get_decl_name for debugging usage.
25041 (fusion_gpr_load_p): Fix a spacing issue.
25042 * doc/extend.texi (Common Function Attributes): Document that the
25043 PowerPC supports the target_clone attribute.
25045 2017-06-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
25047 * config/arm/arm.h: explain F symbol found in description of ARM
25048 register allocation in its legend.
25050 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
25052 * config/mips/frame-header-opt.c: Include profile-count.h.
25053 * config/riscv/riscv.c: Include profile-count.h
25055 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
25057 * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
25059 (sm_set_flag_if_changed): Add bbs field.
25060 (execute_sm_if_changed_flag_set): Pass BBS.
25061 (execute_sm): Update.
25063 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25065 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
25068 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25070 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
25071 (peephole2): New peephole2 to emit the above.
25072 * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
25074 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25076 * config/aarch64/aarch64.c (define_peephole2 above
25077 *sub_<shift>_<mode>): New peephole.
25079 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
25081 * config/i386/i386.c (make_resolver_func): Update.
25082 * Makefile.in: Add profile-count.h and profile-count.o
25083 * auto-profile.c (afdo_indirect_call): Update to new API.
25084 (afdo_set_bb_count): Update.
25085 (afdo_propagate_edge): Update.
25086 (afdo_propagate_circuit): Update.
25087 (afdo_calculate_branch_prob): Update.
25088 (afdo_annotate_cfg): Update.
25089 * basic-block.h: Include profile-count.h
25090 (struct edge_def): Turn count to profile_count.
25091 (struct basic_block_def): Likewie.
25092 (REG_BR_PROB_BASE): Move to profile-count.h
25093 (RDIV): Move to profile-count.h
25094 * bb-reorder.c (max_entry_count): Turn to profile_count.
25095 (find_traces): Update.
25096 (rotate_loop):Update.
25097 (connect_traces):Update.
25098 (sanitize_hot_paths):Update.
25099 * bt-load.c (migrate_btr_defs): Update.
25100 * cfg.c (RDIV): Remove.
25101 (init_flow): Use alloc_block.
25102 (alloc_block): Uninitialize count.
25103 (unchecked_make_edge): Uninitialize count.
25104 (check_bb_profile): Update.
25105 (dump_edge_info): Update.
25106 (dump_bb_info): Update.
25107 (update_bb_profile_for_threading): Update.
25108 (scale_bbs_frequencies_int): Update.
25109 (scale_bbs_frequencies_gcov_type): Update.
25110 (scale_bbs_frequencies_profile_count): New.
25111 * cfg.h (update_bb_profile_for_threading): Update.
25112 (scale_bbs_frequencies_profile_count): Declare.
25113 * cfgbuild.c (compute_outgoing_frequencies): Update.
25114 (find_many_sub_basic_blocks): Update.
25115 * cfgcleanup.c (try_forward_edges): Update.
25116 (try_crossjump_to_edge): Update.
25117 * cfgexpand.c (expand_gimple_tailcall): Update.
25118 (construct_exit_block): Update.
25119 * cfghooks.c (verify_flow_info): Update.
25120 (dump_bb_for_graph): Update.
25121 (split_edge): Update.
25122 (make_forwarder_block): Update.
25123 (duplicate_block): Update.
25124 (account_profile_record): Update.
25125 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
25126 (get_estimated_loop_iterations): Update.
25127 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
25128 (single_likely_exit): Update.
25129 * cfgloopmanip.c (scale_loop_profile): Update.
25131 (set_zero_probability): Update.
25132 (lv_adjust_loop_entry_edge): Update.
25133 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
25134 (purge_dead_edges): Update.
25135 (rtl_account_profile_record): Update.
25136 * cgraph.c (cgraph_node::create): Uninitialize count.
25137 (symbol_table::create_edge): Uninitialize count.
25138 (cgraph_update_edges_for_call_stmt_node): Update.
25139 (cgraph_edge::dump_edge_flags): Update.
25140 (cgraph_node::dump): Update.
25141 (cgraph_edge::maybe_hot_p): Update.
25142 * cgraph.h: Include profile-count.h
25143 (create_clone), create_edge, create_indirect_edge): Update.
25144 (cgraph_node): Turn count to profile_count.
25145 (cgraph_edge0: Likewise.
25146 (make_speculative, clone): Update.
25147 (create_edge): Update.
25148 (init_lowered_empty_function): Update.
25149 * cgraphclones.c (cgraph_edge::clone): Update.
25150 (duplicate_thunk_for_node): Update.
25151 (cgraph_node::create_clone): Update.
25152 * cgraphunit.c (cgraph_node::analyze): Update.
25153 (cgraph_node::expand_thunk): Update.
25154 * final.c (dump_basic_block_info): Update.
25155 * gimple-streamer-in.c (input_bb): Update.
25156 * gimple-streamer-out.c (output_bb): Update.
25157 * graphite.c (print_global_statistics): Update.
25158 (print_graphite_scop_statistics): Update.
25159 * hsa-brig.c: Include basic-block.h.
25160 * hsa-dump.c: Include basic-block.h.
25161 * hsa-gen.c (T sum_slice): Update.
25162 (convert_switch_statements):Update.
25163 * hsa-regalloc.c: Include basic-block.h.
25164 * ipa-chkp.c (chkp_produce_thunks): Update.
25165 * ipa-cp.c (struct caller_statistics): Update.
25166 (init_caller_stats): Update.
25167 (gather_caller_stats): Update.
25168 (ipcp_cloning_candidate_p): Update.
25169 (good_cloning_opportunity_p): Update.
25170 (get_info_about_necessary_edges): Update.
25171 (dump_profile_updates): Update.
25172 (update_profiling_info): Update.
25173 (update_specialized_profile): Update.
25174 (perhaps_add_new_callers): Update.
25175 (decide_about_value): Update.
25176 (ipa_cp_c_finalize): Update.
25177 * ipa-devirt.c (struct odr_type_warn_count): Update.
25178 (struct decl_warn_count): Update.
25179 (struct final_warning_record): Update.
25180 (possible_polymorphic_call_targets): Update.
25181 (ipa_devirt): Update.
25182 * ipa-fnsummary.c (redirect_to_unreachable): Update.
25183 * ipa-icf.c (sem_function::merge): Update.
25184 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
25185 * ipa-inline.c (compute_uninlined_call_time): Update.
25186 (compute_inlined_call_time): Update.
25187 (want_inline_small_function_p): Update.
25188 (want_inline_self_recursive_call_p): Update.
25189 (edge_badness): Update.
25190 (lookup_recursive_calls): Update.
25191 (recursive_inlining): Update.
25192 (inline_small_functions): Update.
25193 (dump_overall_stats): Update.
25194 (dump_inline_stats): Update.
25195 * ipa-profile.c (ipa_profile_generate_summary): Update.
25196 (ipa_propagate_frequency): Update.
25197 (ipa_profile): Update.
25198 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
25199 * ipa-utils.c (ipa_merge_profiles): Update.
25200 * loop-doloop.c (doloop_modify): Update.
25201 * loop-unroll.c (report_unroll): Update.
25202 (unroll_loop_runtime_iterations): Update.
25203 * lto-cgraph.c (lto_output_edge): Update.
25204 (lto_output_node): Update.
25205 (input_node): Update.
25206 (input_edge): Update.
25207 (merge_profile_summaries): Update.
25208 * lto-streamer-in.c (input_cfg): Update.
25209 * lto-streamer-out.c (output_cfg): Update.
25210 * mcf.c (create_fixup_graph): Update.
25211 (adjust_cfg_counts): Update.
25212 (sum_edge_counts): Update.
25213 * modulo-sched.c (sms_schedule): Update.
25214 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
25215 * predict.c (maybe_hot_count_p): Update.
25216 (probably_never_executed): Update.
25217 (dump_prediction): Update.
25218 (combine_predictions_for_bb): Update.
25219 (propagate_freq): Update.
25220 (handle_missing_profiles): Update.
25221 (counts_to_freqs): Update.
25222 (rebuild_frequencies): Update.
25223 (force_edge_cold): Update.
25224 * predict.h: Include profile-count.h
25225 (maybe_hot_count_p, counts_to_freqs): UPdate.
25226 * print-rtl-function.c: Do not include cfg.h
25227 * print-rtl.c: Include basic-block.h
25228 * profile-count.c: New file.
25229 * profile-count.h: New file.
25230 * profile.c (is_edge_inconsistent): Update.
25231 (correct_negative_edge_counts): Update.
25232 (is_inconsistent): Update.
25233 (set_bb_counts): Update.
25234 (read_profile_edge_counts): Update.
25235 (compute_frequency_overlap): Update.
25236 (compute_branch_probabilities): Update; Initialize and deinitialize
25238 (branch_prob): Update.
25239 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
25240 (edge_gcov_count): New.
25241 (bb_gcov_count): New.
25242 * shrink-wrap.c (try_shrink_wrapping): Update.
25243 * tracer.c (better_p): Update.
25244 * trans-mem.c (expand_transaction): Update.
25245 (ipa_tm_insert_irr_call): Update.
25246 (ipa_tm_insert_gettmclone_call): Update.
25247 * tree-call-cdce.c: Update.
25248 * tree-cfg.c (gimple_duplicate_sese_region): Update.
25249 (gimple_duplicate_sese_tail): Update.
25250 (gimple_account_profile_record): Update.
25251 (execute_fixup_cfg): Update.
25252 * tree-inline.c (copy_bb): Update.
25253 (copy_edges_for_bb): Update.
25254 (initialize_cfun): Update.
25255 (freqs_to_counts): Update.
25256 (copy_cfg_body): Update.
25257 (expand_call_inline): Update.
25258 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
25259 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
25260 (try_unroll_loop_completely): Update.
25261 (try_peel_loop): Update.
25262 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
25263 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
25264 * tree-ssa-loop-split.c (connect_loops): Update.
25265 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
25266 * tree-ssa-reassoc.c (branch_fixup): Update.
25267 * tree-ssa-tail-merge.c (replace_block_by): Update.
25268 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
25269 (compute_path_counts): Update.
25270 (update_profile): Update.
25271 (recompute_probabilities): Update.
25272 (update_joiner_offpath_counts): Update.
25273 (estimated_freqs_path): Update.
25274 (freqs_to_counts_path): Update.
25275 (clear_counts_path): Update.
25276 (ssa_fix_duplicate_block_edges): Update.
25277 (duplicate_thread_path): Update.
25278 * tree-switch-conversion.c (case_bit_test_cmp): Update.
25279 (struct switch_conv_info): Update.
25280 * tree-tailcall.c (decrease_profile): Update.
25281 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
25282 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
25283 * value-prof.c (check_counter): Update.
25284 (gimple_divmod_fixed_value): Update.
25285 (gimple_mod_pow2): Update.
25286 (gimple_mod_subtract): Update.
25287 (gimple_ic_transform): Update.
25288 (gimple_stringop_fixed_value): Update.
25289 * value-prof.h (gimple_ic): Update.
25291 2017-06-02 Carl Love <cel@us.ibm.com>
25293 * config/rs6000/rs6000-c: Add support for built-in functions
25294 vector double vec_doublee (vector signed int);
25295 vector double vec_doublee (vector unsigned int);
25296 vector double vec_doublee (vector float);
25297 vector double vec_doubleh (vector signed int);
25298 vector double vec_doubleh (vector unsigned int);
25299 vector double vec_doubleh (vector float);
25300 vector double vec_doublel (vector signed int);
25301 vector double vec_doublel (vector unsigned int);
25302 vector double vec_doublel (vector float);
25303 vector double vec_doubleo (vector signed int);
25304 vector double vec_doubleo (vector unsigned int);
25305 vector double vec_doubleo (vector float);.
25306 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
25307 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
25309 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
25310 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
25311 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
25313 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
25314 vec_doublel, vec_doubleh.
25315 * doc/extend.texi: Update the built-in documentation file for the
25316 new built-in functions.
25318 2017-06-02 David Malcolm <dmalcolm@redhat.com>
25321 * ipa-inline-analysis.c (free_growth_caches): Set
25322 edge_removal_hook_holder to NULL after removing it.
25324 2017-06-02 Sudakshina Das <sudi.das@arm.com>
25326 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
25327 comparision with zero.
25329 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
25330 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
25331 for early expansion of vec_min and vec_max builtins.
25332 (builtin_function_type): Add min/max unsigned variants to those
25333 identified as having unsigned arguments.
25335 2017-06-02 Olivier Hainque <hainque@adacore.com>
25337 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
25339 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25341 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
25342 Use VALL_F16 iterator rather than VALL.
25344 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25346 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
25347 Emit CBNZ inside loop when doing a strong exchange and comparing
25348 against zero. Generate the CC flags after the loop.
25350 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
25352 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
25353 (dl_section_ref): New.
25354 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
25355 On AIX, append an expression to subtract the size of the
25356 section length to dl_section_ref.
25358 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
25360 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
25361 for early expansion of vector absolute builtins.
25363 2017-06-02 Richard Biener <rguenther@suse.de>
25365 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
25366 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
25368 2017-06-02 Richard Biener <rguenther@suse.de>
25370 PR tree-optimization/80948
25371 * tree-tailcall.c (find_tail_calls): Track stmts to move in
25372 stmt order as well.
25374 2017-06-02 Richard Biener <rguenther@suse.de>
25376 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
25378 * tree-vect-stmts.c (process_use): Do not mark backedge defs
25379 for inductions as relevant.
25381 2017-06-02 Richard Biener <rguenther@suse.de>
25383 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
25384 (vectorizable_induction): ... this. Remove dead code.
25386 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
25388 * builtins. (expand_builtin_alloca): Remove second parameter and
25389 infer its value from the first parameter instead.
25390 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
25392 2017-06-02 Jakub Jelinek <jakub@redhat.com>
25394 PR rtl-optimization/80903
25395 * loop-doloop.c (add_test): Unshare sequence.
25397 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
25399 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
25401 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25403 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
25405 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
25406 xlogue_layout::get_instance, logue_layout::xlogue_layout,
25407 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
25408 (xlogue_layout::get_stub_rtx): Make static.
25409 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
25410 (xlogue_layout::compute_stub_managed_regs): Rename to...
25411 (xlogue_layout::count_stub_managed_regs): ...this.
25412 (xlogue_layout::is_stub_managed_reg): New function.
25413 (xlogue_layout::m_stub_names): Rename to...
25414 (xlogue_layout::s_stub_names): ...this, make static.
25415 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
25416 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
25417 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
25418 xlogue_layout::s_stub_names): Instantiate statics.
25419 (stub_managed_regs): Remove.
25420 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
25421 (disable_call_ms2sysv_xlogues): Rename to...
25422 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
25423 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
25425 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
25426 change after reload_completed.
25427 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
25429 (ix86_expand_prologue): Likewise.
25430 (ix86_expand_epilogue): Likewise.
25431 (ix86_expand_split_stack_prologue): Likewise.
25432 (ix86_compute_frame_layout): Remove frame parameter ...
25433 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
25434 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
25436 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
25437 (ix86_frame): Move from here ...
25438 * config/i386/i386.h (ix86_frame): ... to here.
25439 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
25440 complete ix86_frame data structure instead. Remove some_ld_name.
25442 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
25444 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
25445 symbols that hold a DECL_VALUE_EXPR.
25447 2017-06-01 Martin Jambor <mjambor@suse.cz>
25449 PR tree-optimization/80898
25450 * tree-sra.c (process_subtree_disqualification): Removed.
25451 (disqualify_candidate): Do not acll
25452 process_subtree_disqualification.
25453 (subtree_mark_written_and_enqueue): New function.
25454 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
25455 RHS has been disqualified and re-queue LHS if necessary. Apart
25456 from that, ignore disqualified RHS.
25458 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25460 * config/s390/s390.c (s390_emit_epilogue): Disable early return
25461 address fetch for z10 or later.
25463 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
25465 * config/arc/arc.md (tst_movb): Add guard when splitting.
25467 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
25469 * config/arc/arc.c (arc_can_eliminate): Test against
25470 arc_frame_pointer_needed.
25472 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
25474 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
25475 to prevent store reordering.
25476 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
25477 (type): Add block type.
25478 (stack_tie): Define special instruction to be used in
25481 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
25483 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
25484 constraint. It is not valid for the pattern.
25485 (noncommutative_binary_comparison): Likewise.
25487 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
25489 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
25492 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
25494 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
25495 be used by the reg-alloc.
25497 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
25499 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
25500 reg-alloc when having mul64 or mul32x16 instructions.
25501 (mulsidi3): Likewise.
25502 (umulsidi3): Likewise.
25503 (mulsi32x16): New pattern.
25504 (mulsi64): Likewise.
25505 (mulsidi64): Likewise.
25506 (umulsidi64): Likewise.
25507 (MUL32x16_REG): Define.
25508 (mul64_600): Use MUL32x16_REG.
25509 (mac64_600): Likewise.
25510 (umul64_600): Likewise.
25511 (umac64_600): Likewise.
25513 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
25515 * config/arc/arc.md (mulsi3_700): Make it commutative.
25517 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
25519 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
25521 (*sign_extendsidi2_insn): Likewise for movstosw.
25523 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
25525 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
25526 the type of the input discriminant value. Convert the
25527 discriminant value of signedness vary.
25529 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
25531 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
25532 Add to -Wall section.
25534 2017-06-01 Richard Biener <rguenther@suse.de>
25536 PR middle-end/66313
25537 * fold-const.c (fold_plusminus_mult_expr): If the factored
25538 factor may be zero use a wrapping type for the inner operation.
25539 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
25540 and handle moved defs.
25541 (process_assignment): Properly guard the unary op case. Return a
25542 tri-state indicating that moving the stmt before the call may allow
25543 to continue. Pass through to_move.
25544 (find_tail_calls): Handle moving unrelated defs before
25547 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
25550 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
25551 splitter result in the canonical way.
25553 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
25555 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
25556 also for 32bit target. Update insn attributes.
25557 (zero-extendsidi2 splitter): Allow all registers for operand 1.
25559 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
25561 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
25562 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
25563 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
25564 (_mm_maskz_min_ss): New intrinsics.
25566 2017-05-31 Martin Liska <mliska@suse.cz>
25568 * tree-vect-loop.c (vect_create_epilog_for_reduction):
25569 Change comment style to one we normally use.
25570 (vectorizable_reduction): Likewise.
25571 (vectorizable_induction): Likewise.
25572 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
25573 (vectorizable_call): Likewise.
25574 (vectorizable_simd_clone_call): Likewise.
25575 (vectorizable_conversion): Likewise.
25576 (vectorizable_assignment): Likewise.
25577 (vectorizable_shift): Likewise.
25578 (vectorizable_operation): Likewise.
25579 (vectorizable_store): Likewise.
25580 (vectorizable_load): Likewise.
25581 * tree-vectorizer.h: Likewise.
25583 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
25585 * passes.c (emergency_dump_function): New.
25586 * tree-pass.h (emergency_dump_function): Declare.
25587 * plugin.c (plugins_internal_error_function): Remove.
25588 * plugin.h (plugins_internal_error_function): Remove declaration.
25589 * toplev.c (internal_error_function): New static function. Use it...
25590 (general_init): ...here.
25592 2017-05-31 Graham Markall <graham.markall@embecosm.com>
25594 * config/arc/arc.c (arc_print_operand): Handle constant operands.
25595 (arc_rtx_costs): Add costs for new patterns.
25596 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
25597 * config/arc/predicates.md: Add _1_2_3_operand predicate.
25599 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
25601 * tree-ssa-strlen.c (get_next_strinfo): New function.
25602 (get_stridx_plus_constant): Use it.
25603 (zero_length_string): Likewise.
25604 (adjust_related_strinfos): Likewise.
25605 (adjust_last_stmt): Likewise.
25607 2017-05-31 Richard Biener <rguenther@suse.de>
25610 * config/i386/i386.c (ix86_expand_builtin): Remove assert
25611 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
25613 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
25615 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
25616 loop_vinfo argument and use of dependence distance vectors.
25617 Check instead whether the two references differ only in their
25618 initial value and assume that they have the same alignment if the
25619 difference is a multiple of the vector alignment.
25620 (vect_analyze_data_refs_alignment): Update call accordingly.
25622 2017-05-31 Martin Liska <mliska@suse.cz>
25625 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
25627 2017-05-31 Bin Cheng <bin.cheng@arm.com>
25629 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
25630 (create_intersect_range_checks): Move from ...
25631 * tree-data-ref.c (create_intersect_range_checks_index)
25632 (create_intersect_range_checks): ... to here.
25633 (create_runtime_alias_checks): New function factored from ...
25634 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
25635 here. Call above function.
25636 * tree-data-ref.h (create_runtime_alias_checks): New function.
25638 2017-05-31 Bin Cheng <bin.cheng@arm.com>
25640 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
25641 segment length for dr_b and compute it in wide_int.
25643 2017-05-31 Richard Biener <rguenther@suse.de>
25645 PR tree-optimization/80906
25646 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
25647 and pass through iv_map.
25648 (copy_bb_and_scalar_dependences): Adjust.
25649 (translate_pending_phi_nodes): Likewise.
25650 (copy_loop_close_phi_args): Handle code-generating IVs instead
25653 2017-05-30 David Malcolm <dmalcolm@redhat.com>
25655 * diagnostic-color.c (color_dict): Add "type-diff".
25656 (parse_gcc_colors): Update comment.
25657 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
25658 -fdiagnostics-show-template-tree and -fno-elide-type.
25659 (GCC_COLORS): Add type-diff to example.
25661 (-fdiagnostics-show-template-tree): New.
25662 (-fno-elide-type): New.
25663 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
25664 the pp_format_decoder callback. Call any m_format_postprocessor's
25666 (pretty_printer::pretty_printer): Initialize
25667 m_format_postprocessor.
25668 (pretty_printer::~pretty_printer): Delete any
25669 m_format_postprocessor.
25670 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
25671 (class format_postprocessor): New class.
25672 (struct pretty_printer::format_decoder): Document the new parameters.
25673 (struct pretty_printer::m_format_postprocessor): New field.
25674 * tree-diagnostic.c (default_tree_printer): Update for new
25675 bool and const char ** params.
25676 * tree-diagnostic.h (default_tree_printer): Likewise.
25678 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
25680 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
25681 (lwa_operand): Delete rs6000_gen_cell_microcode test.
25682 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
25683 rs6000_gen_cell_microcode code.
25684 (rs6000_final_prescan_insn): Delete.
25685 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
25686 "warn-cell-microcode" entries.
25687 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
25688 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
25689 throughout. Change cc_reg_not_micro_cr0_operand to
25690 cc_reg_not_cr0_operand throughout.
25691 (*extendhi<mode>2_noload): Delete.
25692 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
25693 (mwarn-cell-microcode): Delete.
25694 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
25695 -mgen-cell-microcode and -mwarn-cell-microcode.
25697 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
25700 * config/i386/constraints.md (Yd): New constraint.
25702 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
25703 and (?Yd, r) alternatives. Update insn attributes.
25704 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
25705 and (?*Yd, r) alternatives. Update insn attributes.
25706 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
25708 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
25710 * gimplify.c (gimplify_modify_expr): Don't create a
25711 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
25714 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
25716 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
25718 2017-05-30 Richard Biener <rguenther@suse.de>
25720 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
25721 and reduc_def fields.
25722 (STMT_VINFO_REDUC_TYPE): New define.
25723 (STMT_VINFO_REDUC_DEF): Likewise.
25724 (vect_force_simple_reduction): Adjust prototype.
25725 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
25726 (vect_is_simple_reduction): Remove check_reduction argument.
25727 (vect_force_simple_reduction): Adjust and set
25728 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
25729 (vectorizable_reduction): Do not re-do reduction analysis
25730 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
25731 * tree-parloops.c (gather_scalar_reductions): Adjust.
25733 2017-05-30 Richard Biener <rguenther@suse.de>
25735 PR middle-end/80901
25736 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
25739 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
25741 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
25742 Introduce unknown_misalignment parameter and remove vf.
25743 (vect_peeling_hash_get_lowest_cost):
25744 Pass unknown_misalignment parameter.
25745 (vect_enhance_data_refs_alignment):
25746 Fix unsupportable data ref treatment.
25748 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
25750 * tree-vect-data-refs.c (vect_get_data_access_cost):
25751 Workaround for SLP handling.
25752 (vect_enhance_data_refs_alignment):
25753 Compute costs for doing no peeling at all, compare to the best
25754 peeling costs so far and avoid peeling if cheaper.
25756 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
25758 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
25759 Return peeling info and set costs to zero for unlimited cost
25761 (vect_enhance_data_refs_alignment): Also inspect all datarefs
25762 with unknown misalignment. Compute and costs for unknown
25763 misalignment, compare them to the costs for known misalignment
25764 and choose the cheapest for peeling.
25766 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
25768 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
25769 (vect_get_peeling_costs_all_drs): Create function.
25770 (vect_peeling_hash_get_lowest_cost):
25771 Use vect_get_peeling_costs_all_drs.
25772 (vect_peeling_supportable): Create function.
25773 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
25775 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
25777 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
25778 DR_HAS_NEGATIVE_STEP.
25779 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
25780 (vect_enhance_data_refs_alignment): Use.
25781 (vect_duplicate_ssa_name_ptr_info): Use.
25782 * tree-vectorizer.h (dr_misalignment): Use.
25783 (known_alignment_for_access_p): Use.
25785 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
25788 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
25790 (has_section_name): New function.
25792 2017-05-30 Martin Liska <mliska@suse.cz>
25795 * auto-profile.c (get_function_decl_from_block): Fix
25798 2017-05-30 Richard Biener <rguenther@suse.de>
25800 PR middle-end/80876
25801 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
25803 2017-05-30 Martin Liska <mliska@suse.cz>
25805 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
25806 * dumpfile.h (struct dump_file_info): Remove ctors.
25808 2017-05-30 Martin Liska <mliska@suse.cz>
25810 * predict.def: Fix GNU coding style.
25812 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
25814 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
25815 Mark 'to' argument with ATTRIBUTE_UNUSED.
25817 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
25819 * config/xtensa/xtensa.c (xtensa_emit_call): Use
25820 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
25821 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
25824 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
25826 * doc/install.texi (Options specification): Restore entry of
25827 --enable-sjlj-exceptions.
25829 2017-05-27 Michael Eager <eager@eagercon.com>
25832 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25834 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
25836 * config/microblaze/microblaze.h
25837 (FIXED_REGISTERS): Update in macro.
25838 (CALL_USED_REGISTERS): Update in macro.
25840 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
25842 * doc/install.texi: Add links to macOS binary distributions.
25844 2017-05-27 Jakub Jelinek <jakub@redhat.com>
25848 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
25850 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
25852 2017-05-26 Martin Liska <mliska@suse.cz>
25854 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
25856 2017-05-26 Martin Liska <mliska@suse.cz>
25858 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
25859 always leading ';; '.
25860 (dump_bb_info): Likewise.
25861 (brief_dump_cfg): Likewise.
25862 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
25863 * dumpfile.c: Remove usage of TDF_VERBOSE.
25864 * dumpfile.h (enum dump_kind): Likewise.
25865 (dump_gimple_bb_header): Do not use TDF_COMMENT.
25866 * print-tree.c (debug_verbose): Remove.
25867 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
25868 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
25869 * tree-diagnostic.c (default_tree_printer): Replace
25870 TDF_DIAGNOSTIC with TDF_SLIM.
25872 2017-05-26 Bin Cheng <bin.cheng@arm.com>
25874 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
25875 in parameter loop, rather than loop_vinfo.
25876 (create_intersect_range_checks): Ditto.
25877 (vect_create_cond_for_alias_checks): Update call to above functions.
25879 2017-05-26 Bin Cheng <bin.cheng@arm.com>
25881 PR tree-optimization/80815
25882 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
25883 for merging runtime alias checks. Handle negative DR_STEPs.
25885 2017-05-26 Bin Cheng <bin.cheng@arm.com>
25887 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
25889 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
25890 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
25891 out code pruning runtime alias checks.
25892 * tree-data-ref.c (prune_runtime_alias_test_list): New function
25893 factored out from above.
25894 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
25896 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
25898 (prune_runtime_alias_test_list): New decalaration.
25900 2017-05-26 Bin Cheng <bin.cheng@arm.com>
25902 * tree-vect-data-refs.c (compare_tree): Rename and move ...
25903 * tree-data-ref.c (data_ref_compare_tree): ... to here.
25904 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
25905 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
25906 (operator==, comp_dr_with_seg_len_pair): Ditto.
25907 (vect_prune_runtime_alias_test_list): Ditto.
25909 2017-05-26 Martin Liska <mliska@suse.cz>
25912 * params.def: Bound partial-inlining-entry-probability param.
25914 2017-05-26 Marek Polacek <polacek@redhat.com>
25917 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
25920 2017-05-26 Richard Biener <rguenther@suse.de>
25922 PR tree-optimization/80842
25923 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
25926 2017-05-26 Richard Biener <rguenther@suse.de>
25928 PR tree-optimization/80844
25929 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
25931 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
25933 * doc/md.texi (Machine Constraints): Update x86 family
25934 machine constraints section to match 'config/i386/constraints.md'.
25936 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
25938 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
25940 2017-05-25 Nathan Sidwell <nathan@acm.org>
25942 * doc/invoke.texi (--enable-languages): Update documentation.
25944 2017-05-25 Martin Liska <mliska@suse.cz>
25946 * dumpfile.c: Add TDF_FOLDING.
25947 * dumpfile.h (enum dump_kind): Likewise.
25948 * genmatch.c (dt_simplify::gen_1): Use it.
25950 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
25952 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
25954 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
25956 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
25957 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
25959 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
25961 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
25962 * match.pd (X == C): Rewrite it here.
25963 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
25964 with_certain_nonzero_bits2): New predicates.
25965 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
25967 2017-05-24 Nathan Sidwell <nathan@acm.org>
25969 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
25972 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
25975 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
25977 * config/powerpcspe: New port. Files are copied from the rs6000
25978 port, with "rs6000" in filenames replaced by "powerpcspe".
25980 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
25982 PR rtl-optimization/80754
25983 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
25985 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
25987 * config/sparc/sparc.md (length): Return the correct value for -mflat
25988 sibcalls to match output_sibcall.
25990 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
25994 * config/rs6000/rs6000.c (struct machine_function): Add new field
25996 (rs6000_get_separate_components): Init that field, use it.
25997 (rs6000_components_for_bb): Use the field.
25999 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
26001 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
26003 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
26005 PR middle-end/80823
26006 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
26008 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26011 * config/s390/s390.c (s390_check_qrst_address): Check incoming
26012 address against address_operand predicate.
26013 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
26015 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
26017 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
26018 parameters passed indirectly.
26020 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
26022 * config/i386/i386.md (*movdi_internal): Remove SSE4
26023 alternative 18 (?r, *v). Update insn attributes.
26024 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
26025 Update insn attributes.
26026 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
26027 Update insn attributes.
26028 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
26029 alternative 1 (r, v). Remove isa attribute.
26030 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
26031 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
26032 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
26034 2017-05-23 Tom de Vries <tom@codesourcery.com>
26036 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
26039 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
26041 * cgraphunit.c (symbol_table::process_new_functions): Update.
26042 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
26043 (inline_generate_summary): Rename to ...
26044 (ipa_fn_summary_generate): ... this one.
26045 (inline_read_summary): Rename to ...
26046 (ipa_fn_summary_read): ... this one.
26047 (inline_write_summary): Rename to ...
26048 (ipa_fn_summary_write): ... this one.
26049 (inline_free_summary): Rename to ...
26050 (ipa_free_fn_summary): ... this one.
26051 (pass_data_local_fn_summary, pass_local_fn_summary,
26052 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
26053 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
26054 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
26055 make_pass_ipa_fn_summary): New.
26056 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
26057 inline_write_summary, inline_free_summary): Remove.
26058 (ipa_free_fn_summary) : New.
26059 * ipa-inline.c (ipa_inline): Update.
26060 (pass_ipa_inline): Do not generate summaries.
26061 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
26063 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
26064 and add pass_ipa_fn_summary.
26065 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
26067 (make_pass_inline_parameters): Remove.
26069 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
26071 * omp-low.c (struct omp_context): Remove "default_kind" member.
26074 * omp-offload.c (execute_oacc_device_lower): Remove the
26075 parallelism dimensions function attributes for unparallelized
26076 OpenACC kernels constructs.
26078 2017-05-23 Martin Liska <mliska@suse.cz>
26080 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
26082 (cgraph_edge::make_speculative): Likewise.
26083 (cgraph_edge::resolve_speculation): Likewise.
26084 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
26085 (cgraph_node::dump): Likewise.
26086 * cgraph.h: Likewise.
26087 * cgraphunit.c (analyze_functions): Likewise.
26088 (symbol_table::compile): Likewise.
26089 * ipa-cp.c (print_all_lattices): Likewise.
26090 (determine_versionability): Likewise.
26091 (initialize_node_lattices): Likewise.
26092 (ipcp_verify_propagated_values): Likewise.
26093 (estimate_local_effects): Likewise.
26094 (update_profiling_info): Likewise.
26095 (create_specialized_node): Likewise.
26096 (perhaps_add_new_callers): Likewise.
26097 (decide_about_value): Likewise.
26098 (decide_whether_version_node): Likewise.
26099 (identify_dead_nodes): Likewise.
26100 (ipcp_store_bits_results): Likewise.
26101 * ipa-devirt.c (dump_targets): Likewise.
26102 (ipa_devirt): Likewise.
26103 * ipa-icf.c (sem_item::dump): Likewise.
26104 (sem_function::equals): Likewise.
26105 (sem_variable::equals): Likewise.
26106 (sem_item_optimizer::read_section): Likewise.
26107 (sem_item_optimizer::execute): Likewise.
26108 (congruence_class::dump): Likewise.
26109 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
26110 (dump_inline_summary): Likewise.
26111 (estimate_node_size_and_time): Likewise.
26112 (inline_analyze_function): Likewise.
26113 * ipa-inline-transform.c (inline_call): Likewise.
26114 * ipa-inline.c (report_inline_failed_reason): Likewise.
26115 (want_early_inline_function_p): Likewise.
26116 (edge_badness): Likewise.
26117 (update_edge_key): Likewise.
26118 (inline_small_functions): Likewise.
26119 * ipa-profile.c (ipa_profile): Likewise.
26120 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
26121 (ipa_make_edge_direct_to_target): Likewise.
26122 (remove_described_reference): Likewise.
26123 (ipa_impossible_devirt_target): Likewise.
26124 (propagate_controlled_uses): Likewise.
26125 (ipa_print_node_params): Likewise.
26126 (ipcp_transform_function): Likewise.
26127 * ipa-pure-const.c (pure_const_read_summary): Likewise.
26128 (propagate_pure_const): Likewise.
26129 * ipa-reference.c (generate_summary): Likewise.
26130 (read_write_all_from_decl): Likewise.
26131 (propagate): Likewise.
26132 (ipa_reference_read_optimization_summary): Likewise.
26133 * ipa-utils.c (ipa_merge_profiles): Likewise.
26134 * ipa.c (walk_polymorphic_call_targets): Likewise.
26135 (symbol_table::remove_unreachable_nodes): Likewise.
26136 (ipa_single_use): Likewise.
26137 * passes.c (execute_todo): Likewise.
26138 * predict.c (drop_profile): Likewise.
26139 * symtab.c (symtab_node::get_dump_name): New function.
26140 (symtab_node::dump_name): Likewise.
26141 (symtab_node::dump_asm_name): Likewise.
26142 (symtab_node::dump_references): Likewise.
26143 (symtab_node::dump_referring): Likewise.
26144 (symtab_node::dump_base): Likewise.
26145 (symtab_node::debug_symtab): Likewise.
26146 * tree-sra.c (convert_callers_for_node): Likewise.
26147 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
26148 * value-prof.c (init_node_map): Likewise.
26150 2017-05-23 Martin Liska <mliska@suse.cz>
26152 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
26153 and symtab_node::debug_symtab to symbol_table::debug.
26154 * cgraphunit.c (analyze_functions): Use the renamed function.
26155 (symbol_table::compile): Likewise.
26156 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
26157 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
26158 * passes.c (execute_todo): Likewise.
26159 * symtab.c (symbol_table::dump): New function.
26160 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
26162 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
26164 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
26165 that nonconst implies exec.
26167 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
26169 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
26170 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
26171 (inline_edge_summary_vec): Turn into ...
26172 (ipa_call_summaries): ... this one.
26173 (redirect_to_unreachable, edge_set_predicate,
26174 evaluate_properties_for_edge, inline_summary_alloc,
26175 reset_ipa_call_summary, reset_inline_summary,
26176 inline_summary_t::duplicate): Update.
26177 (inline_edge_duplication_hook): Turn to ...
26178 (ipa_call_summary_t::duplicate): ... this one.
26179 (inline_edge_removal_hook): Turn to ...
26180 (ipa_call_summary_t::remove): ... this one.
26181 (dump_inline_edge_summary): Turn to ...
26182 (dump_ipa_call_summary): ... this one.
26183 (estimate_function_body_sizes): Update.
26184 (inline_update_callee_summaries): Update.
26185 (remap_edge_change_prob): Update.
26186 (remap_edge_summaries): Update.
26187 (inline_merge_summary): Update.
26188 (do_estimate_edge_time): Update.
26189 (inline_generate_summary): Update.
26190 (inline_read_section): Update.
26191 (inline_read_summary): Update.
26192 (inline_free_summary): Update.
26193 * ipa-inline.c (can_inline_edge_p): Update.
26194 (compute_inlined_call_time): Update.
26195 (want_inline_small_function_p): Update.
26196 (edge_badness): Update.
26197 (early_inliner): Update.
26198 * ipa-inline.h (inline_edge_summary): Turn to ...
26199 (ipa_call_summary): ... this one.
26200 (ipa_call_summary_t): New class.
26201 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
26202 (ipa_call_summaries): New.
26203 (inline_edge_summary): Remove.
26204 (estimate_edge_growth): Update.
26205 * ipa-profile.c (ipa_propagate_frequency_1): Update.
26206 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
26207 * ipa-split.c (execute_split_functions): Update.
26208 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
26210 2017-05-23 Tom de Vries <tom@codesourcery.com>
26212 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
26213 attributes): Document rdrand effective target.
26215 2017-05-23 Tom de Vries <tom@codesourcery.com>
26217 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
26218 attributes): Sort alphabetically.
26220 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
26222 * config/avr/genmultilib.awk: Use gsub instead of gensub.
26224 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
26227 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
26228 V2DF/V2DI splat into two separate patterns, one that handles
26229 registers, and the other that only handles memory. Drop support
26230 for splatting from a GPR on ISA 2.07 and then splitting the
26231 splat into direct move and splat.
26232 (vsx_splat_<mode>_reg): Likewise.
26233 (vsx_splat_<mode>_mem): Likewise.
26235 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
26237 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
26239 2017-05-22 Jakub Jelinek <jakub@redhat.com>
26241 PR middle-end/80809
26242 * omp-low.c (finish_taskreg_remap): New function.
26243 (finish_taskreg_scan): If unit size of ctx->record_type
26244 is non-constant, unshare the size expression and replace
26245 decls in it with possible outer var refs.
26247 PR middle-end/80809
26248 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
26249 GOVD_SHARED rather than GOVD_PRIVATE with it.
26250 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
26251 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
26253 PR middle-end/80853
26254 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
26255 as last argument to build_outer_var_ref for pointer bases of array
26256 section reductions.
26258 2017-05-19 Martin Sebor <msebor@redhat.com>
26260 * print-tree.c (print_node): Print DECL_READ_P flag.
26262 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
26264 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
26265 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
26266 * cgraph.c: Likewise.
26267 * cgraphunit.c: Likewise.
26268 * gengtype.c: Likewise.
26269 * ipa-cp.c: Likewise.
26270 * ipa-devirt.c: Likewise.
26271 * ipa-icf.c: Likewise.
26272 * ipa-predicate.c: Likewise.
26273 * ipa-profile.c: Likewise.
26274 * ipa-prop.c: Likewise.
26275 * ipa-split.c: Likewise.
26277 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
26278 edge_predicate_pool, dump_inline_hints,
26279 inline_summary::account_size_time, redirect_to_unreachable,
26280 edge_set_predicate, set_hint_predicate,
26281 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
26282 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
26283 inline_summary_t::remove, remap_hint_predicate_after_duplication,
26284 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
26285 ipa_call_summary_t::remove, initialize_growth_caches,
26286 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
26287 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
26288 mark_modified, unmodified_parm_1, unmodified_parm,
26289 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
26290 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
26291 compute_bb_predicates, will_be_nonconstant_expr_predicate,
26292 will_be_nonconstant_predicate, record_modified_bb_info,
26293 get_minimal_bb, record_modified, param_change_prob,
26294 phi_result_unknown_predicate, predicate_for_phi_result,
26295 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
26296 estimate_function_body_sizes, compute_inline_parameters,
26297 compute_inline_parameters_for_curren, pass_data_inline_parameters,
26298 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
26299 inline_update_callee_summaries, remap_edge_change_prob,
26300 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
26301 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
26302 inline_analyze_function, inline_summary_t::insert,
26303 inline_generate_summary, read_ipa_call_summary, inline_read_section,
26304 inline_read_summary, write_ipa_call_summary, inline_write_summary,
26305 inline_free_summary): Move to ipa-fnsummary.h
26306 (predicate_t): Remove.
26307 * ipa-fnsummary.c: New file.
26308 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
26309 (enum inline_hints_vals, inline_hints, agg_position_info,
26310 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
26311 inline_summaries, ipa_call_summary, ipa_call_summary_t,
26312 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
26313 dump_inline_summary, dump_inline_hints, inline_generate_summary,
26314 inline_read_summary, inline_write_summary, inline_free_summary,
26315 inline_analyze_function, initialize_inline_failed,
26316 inline_merge_summary, inline_update_overall_summary,
26317 compute_inline_parameters): Move to ipa-fnsummary.h
26318 * ipa-fnsummary.h: New file.
26319 * ipa-inline-transform.h: Include ipa-inline.h.
26320 * ipa-inline.c: LIkewise.
26322 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
26324 * ipa-inline.c (edge_badness): Use inlined_time instead of
26325 inline_summaries->get.
26327 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
26329 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
26331 2017-05-22 Nathan Sidwell <nathan@acm.org>
26333 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
26334 (fdump-lang): Document 'raw' option.
26335 * dumpfile.h (TDI_tu): Delete.
26336 * dumpfile.c (dump_files): Remove translation-unit.
26337 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
26339 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
26341 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
26342 command option from $(AWK) call.
26343 * config/avr/genmultilib.awk: Simplify and rewrite so that it
26344 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
26345 [FORMAT]: Remove handling of variable.
26346 * config/avr/t-multilib: Regenerate.
26348 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
26350 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
26352 (dump_inline_summary): Do not print self_time.
26353 (estimate_function_body_sizes): Do not set self_time.
26354 (compute_inline_parameters): Likewise.
26355 (inline_read_section, inline_write_summary): Do not stream self_time.
26356 * ipa-inline.h (inline_summary): Drop self_time.
26358 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
26360 * ipa-inline-analysis.c (account_size_time): Rename to ...
26361 (inline_summary::account_size_time): ... this one.
26362 (reset_ipa_call_summary): Turn to ...
26363 (ipa_call_summary::reset): ... this one.
26364 (reset_inline_summary): Turn to ...
26365 (inline_summary::reset): ... this one.
26366 (inline_summary_t::remove): Update.
26367 (inline_summary_t::duplicate): Update.
26368 (ipa_call_summary_t::remove): Update.
26369 (dump_inline_summary): Update.
26370 (estimate_function_body_sizes): Update.
26371 (compute_inline_parameters): Update.
26372 (estimate_node_size_and_time): Update.
26373 (inline_merge_summary): Update.
26374 (inline_update_overall_summary): Update.
26375 (inline_read_section): Update.
26376 (inline_write_summary): Update.
26377 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
26378 add account_size_time and reset member functions.
26379 (ipa_call_summary): Add reset function.
26380 * ipa-predicate.h (predicate::operator &): Constify.
26382 2017-05-22 Richard Biener <rguenther@suse.de>
26384 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
26386 2017-05-19 Jason Merrill <jason@redhat.com>
26388 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
26390 2017-05-19 Marek Polacek <polacek@redhat.com>
26393 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
26394 TYPE_OVERFLOW_WRAPS checks.
26396 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
26398 * tree-core.h (enum omp_clause_default_kind): Add
26399 "OMP_CLAUSE_DEFAULT_PRESENT".
26400 * tree-pretty-print.c (dump_omp_clause): Handle it.
26401 * gimplify.c (enum gimplify_omp_var_data): Add
26402 "GOVD_MAP_FORCE_PRESENT".
26403 (gimplify_adjust_omp_clauses_1): Map it to
26404 "GOMP_MAP_FORCE_PRESENT".
26405 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
26407 * gimplify.c (oacc_default_clause): Clarify.
26409 2017-05-19 Nathan Sidwell <nathan@acm.org>
26411 LANG_HOOK_REGISTER_DUMPS
26412 * toplev.c (general_init): Call register dump lang hook.
26413 * doc/invoke.texi: Document -fdump-lang option family.
26414 * dumpfile.c (dump_files): Remove class dump here.
26415 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
26416 * dumpfile.h (tree_dump_index): Remove TDI_class.
26417 * langhooks-def.h (lhd_register_dumps): Declare.
26418 (LANG_HOOKS_REGISTER_DUMPS): Define.
26419 (LANG_HOOKS_INITIALIZER): Add it.
26420 * langhooks.c (lhd_register_dumps): Define.
26421 * langhooks.h (struct lang_hooks): Add register_dumps.
26423 2017-05-19 Nathan Sidwell <nathan@acm.org>
26425 * context.h (context::set_passes): New.
26426 * context.c (context::context): Do not create pass manager.
26427 * toplev.c (general_init): Create pass manager here.
26429 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
26431 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
26432 use this splitter if two add or or instructions would also work for
26433 the constant we want to generate.
26435 2017-05-19 Richard Biener <rguenther@suse.de>
26438 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
26439 predicate evaluation.
26441 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
26443 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
26445 * ipa-inline.c (want_inline_small_function_p): Do not cast to
26448 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
26450 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
26451 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
26452 (inline_edge_summary_vec): Turn into ...
26453 (ipa_call_summaries): ... this one.
26454 (redirect_to_unreachable, edge_set_predicate,
26455 evaluate_properties_for_edge, inline_summary_alloc,
26456 reset_ipa_call_summary, reset_inline_summary,
26457 inline_summary_t::duplicate): Update.
26458 (inline_edge_duplication_hook): Turn to ...
26459 (ipa_call_summary_t::duplicate): ... this one.
26460 (inline_edge_removal_hook): Turn to ...
26461 (ipa_call_summary_t::remove): ... this one.
26462 (dump_inline_edge_summary): Turn to ...
26463 (dump_ipa_call_summary): ... this one.
26464 (estimate_function_body_sizes): Update.
26465 (inline_update_callee_summaries): Update.
26466 (remap_edge_change_prob): Update.
26467 (remap_edge_summaries): Update.
26468 (inline_merge_summary): Update.
26469 (do_estimate_edge_time): Update.
26470 (inline_generate_summary): Update.
26471 (inline_read_section): Update.
26472 (inline_read_summary): Update.
26473 (inline_free_summary): Update.
26474 * ipa-inline.c (can_inline_edge_p): Update.
26475 (compute_inlined_call_time): Update.
26476 (want_inline_small_function_p): Update.
26477 (edge_badness): Update.
26478 (early_inliner): Update.
26479 * ipa-inline.h (inline_edge_summary): Turn to ...
26480 (ipa_call_summary): ... this one.
26481 (ipa_call_summary_t): New class.
26482 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
26483 (ipa_call_summaries): New.
26484 (inline_edge_summary): Remove.
26485 (estimate_edge_growth): Update.
26486 * ipa-profile.c (ipa_propagate_frequency_1): Update.
26487 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
26488 * ipa-split.c (execute_split_functions): Update.
26489 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
26491 2017-05-19 Richard Biener <rguenther@suse.de>
26493 PR middle-end/80764
26494 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
26496 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
26498 * config/rs6000/rs6000.c (struct machine_function): Add field
26499 fpr_is_wrapped_separately.
26500 (rs6000_get_separate_components): Use 64 components. Handle the
26501 new FPR components.
26502 (rs6000_components_for_bb): Handle the FPR components.
26503 (rs6000_emit_prologue_components): Handle the FPR components.
26504 (rs6000_emit_epilogue_components): Handle the FPR components.
26505 (rs6000_set_handled_components): Handle the FPR components.
26506 (rs6000_emit_prologue): Don't output prologue code for those FPRs
26507 that are already separately shrink-wrapped.
26508 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
26509 that are already separately shrink-wrapped.
26511 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
26514 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
26517 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
26518 (define_peephole2 for Altivec d-form load): Add peepholes to catch
26519 cases where the register allocator uses a move and an offsettable
26520 memory operation to/from a FPR register on ISA 2.06/2.07.
26521 (define_peephole2 for Altivec d-form store): Likewise.
26523 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
26526 * config/i386/mmx.md (*mov<mode>_internal): Enable
26527 alternatives 11, 12, 13 and 14 also for 32bit targets.
26528 Remove alternatives 15, 16, 17 and 18.
26529 * config/i386/sse.md (vec_concatv2di): Change
26530 alternative (!x, *y) to (x, ?!*Yn).
26532 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
26534 * dumpfile.h (enum dump_kind): Remove stray comma.
26536 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
26538 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
26539 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
26540 predicate::num_conditions
26541 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
26542 (CHANGED): turn into predicate::changed.
26543 (agg_position_info): Move to ipa-predicate.h
26544 (add_condition, predicate::add_clause, predicate::operator &=,
26545 predicate::or_with, predicate::evaluate, predicate::probability,
26546 dump_condition, dump_clause, predicate::dump,
26547 predicate::remap_after_duplication, predicate::remap_after_inlining,
26548 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
26549 (evaluate_conditions_for_known_args): Update.
26550 (set_cond_stmt_execution_predicate): Update.
26551 * ipa-inline.h: Include ipa-predicate.h
26552 (condition, inline_param_summary, conditions, agg_position_info,
26553 predicate): Move to ipa-predicate.h
26554 * ipa-predicate.c: New file.
26555 * ipa-predicate.h: New file.
26557 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
26559 * final.c (leaf_function_p): Check we are not in a sequence.
26561 2017-05-18 Martin Liska <mliska@suse.cz>
26563 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
26564 * dumpfile.c (dump_register): Use new enum dump_kind.
26565 (get_dump_file_name): Likewise.
26566 (dump_enable_all): Likewise.
26567 (dump_switch_p_1): Likewise.
26568 (enable_rtl_dump_file): Remove usage of TDF_RTL.
26569 * dumpfile.h (enum dump_kind): New enum type.
26570 (struct dump_file_info): Create constructor and
26571 format fields and comments.
26572 * passes.c (pass_manager::register_one_dump_file):
26574 * statistics.c (statistics_early_init): Likewise.
26575 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
26576 TDF_TREE with TDF_SLIM.
26577 (gather_memory_references_ref): Likewise.
26579 2017-05-18 Martin Liska <mliska@suse.cz>
26581 * vec.h (struct vnull): Use it.
26583 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
26585 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
26586 (true_predicate, false_predicate, true_predicate_p,
26587 false_predicate_p): Remove.
26588 (single_cond_predicate, not_inlined_predicate): Turn to member function
26590 (add_condition): Update.
26591 (add_clause): Turn to...
26592 (predicate::add_clause): ... this one; update; allow passing NULL
26594 (and_predicates): Turn to ...
26595 (predicate::operator &=): ... this one.
26596 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
26597 (or_predicates): Turn to ...
26598 (predicate::or_with): ... this one.
26599 (evaluate_predicate): Turn to ...
26600 (predicate::evaluate): ... this one.
26601 (predicate_probability): Turn to ...
26602 (predicate::probability): ... this one.
26603 (dump_condition): Update.
26604 (dump_predicate): Turn to ...
26605 (predicate::dump): ... this one.
26606 (account_size_time): Update.
26607 (edge_set_predicate): Update.
26608 (set_hint_predicate): UPdate.
26609 (evaluate_conditions_for_known_args): Update.
26610 (evaluate_properties_for_edge): Update.
26611 (remap_predicate_after_duplication): Turn to...
26612 (predicate::remap_after_duplication): ... this one.
26613 (remap_hint_predicate_after_duplication): Update.
26614 (inline_summary_t::duplicate): UPdate.
26615 (dump_inline_edge_summary): Update.
26616 (dump_inline_summary): Update.
26617 (set_cond_stmt_execution_predicate): Update.
26618 (set_switch_stmt_execution_predicate): Update.
26619 (compute_bb_predicates): Update.
26620 (will_be_nonconstant_expr_predicate): Update.
26621 (will_be_nonconstant_predicate): Update.
26622 (phi_result_unknown_predicate): Update.
26623 (predicate_for_phi_result): Update.
26624 (array_index_predicate): Update.
26625 (estimate_function_body_sizes): Update.
26626 (estimate_node_size_and_time): Update.
26627 (estimate_ipcp_clone_size_and_time): Update.
26628 (remap_predicate): Rename to ...
26629 (predicate::remap_after_inlining): ... this one.
26630 (remap_hint_predicate): Update.
26631 (inline_merge_summary): Update.
26632 (inline_update_overall_summary): Update.
26633 (estimate_size_after_inlining): Update.
26634 (read_predicate): Rename to ...
26635 (predicate::stream_in): ... this one.
26636 (read_inline_edge_summary): Update.
26637 (write_predicate): Rename to ...
26638 (predicate::stream_out): ... this one.
26639 (write_inline_edge_summary): Update.
26640 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
26641 (clause_t): Turn to uint32_t
26642 (predicate): Turn to class; implement constructor and operators
26644 (size_time_entry): Update.
26645 (inline_summary): Update.
26646 (inline_edge_summary): Update.
26648 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
26650 * fold-const.c (fold_binary_loc): Move transformation...
26651 * match.pd (C - X CMP X): ... here.
26653 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
26655 * config/sparc/sparc.c (sparc_option_override): Set function
26656 alignment for -mcpu=niagara7 to 64 to match the I$ line.
26657 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
26659 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
26661 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
26663 2017-05-18 Marek Polacek <polacek@redhat.com>
26666 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
26667 (pass_ubsan::execute): Call gimple_assign_single_p instead of
26668 gimple_assign_load_p.
26670 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
26672 PR middle-end/80692
26673 * real.c (do_compare): Give decimal_do_compare preference over
26674 comparing just the signs.
26676 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
26678 * doc/md.texi (Canonicalization of Instructions): Describe the
26679 canonical form of instructions that inherently set a condition
26682 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
26684 PR middle-end/80775
26685 * tree-cfg.c: Move deletion of unreachable case statements to after
26686 the merging of consecutive case labels.
26688 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
26690 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
26691 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
26692 restoring of callee-saved registers.
26694 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
26696 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
26697 * config/visium/visium.c (single_set_and_flags): Likewise.
26698 * config/visium/visium.md (Substitutions): Likewise.
26700 2017-05-17 Martin Liska <mliska@suse.cz>
26702 * cfg.c: Introduce dump_flags_t type and
26703 use it instead of int type.
26705 * cfghooks.c: Likewise.
26706 * cfghooks.h (struct cfg_hooks): Likewise.
26707 * cfgrtl.c: Likewise.
26708 * cfgrtl.h: Likewise.
26709 * cgraph.c (cgraph_node::get_body): Likewise.
26710 * coretypes.h: Likewise.
26711 * domwalk.c: Likewise.
26712 * domwalk.h: Likewise.
26713 * dumpfile.c (struct dump_option_value_info): Likewise.
26714 (dump_enable_all): Likewise.
26715 (dump_switch_p_1): Likewise.
26716 (opt_info_switch_p): Likewise.
26717 * dumpfile.h (enum tree_dump_index): Likewise.
26718 (struct dump_file_info): Likewise.
26719 * genemit.c: Likewise.
26720 * generic-match-head.c: Likewise.
26721 * gengtype.c (open_base_files): Likewise.
26722 * gimple-pretty-print.c: Likewise.
26723 * gimple-pretty-print.h: Likewise.
26724 * graph.c (print_graph_cfg): Likewise.
26725 * graphite-scop-detection.c (dot_all_sese): Likewise.
26726 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
26727 * loop-unroll.c (report_unroll): Likewise.
26728 * passes.c (pass_manager::register_one_dump_file): Likewise.
26729 * print-tree.c: Likewise.
26730 * statistics.c: Likewise.
26731 * tree-cfg.c: Likewise.
26732 * tree-cfg.h: Likewise.
26733 * tree-dfa.c: Likewise.
26734 * tree-dfa.h: Likewise.
26735 * tree-dump.c (dump_function): Likewise.
26736 * tree-dump.h (struct dump_info): Likewise.
26737 * tree-pretty-print.c: Likewise.
26738 * tree-pretty-print.h: Likewise.
26739 * tree-ssa-live.c: Likewise.
26740 * tree-ssa-live.h: Likewise.
26741 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
26742 * tree-vect-loop.c: Likewise.
26743 * tree-vect-slp.c: Likewise.
26745 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
26746 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26748 PR tree-optimization/80457
26749 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
26750 of all arguments to a statement as scalar_to_vec operations.
26751 (vectorizable_call): Adjust call to vect_model_simple_cost for
26753 (vectorizable_conversion): Likewise.
26754 (vectorizable_assignment): Likewise.
26755 (vectorizable_shift): Likewise.
26756 (vectorizable_operation): Likewise.
26757 (vectorizable_comparison): Likewise.
26758 (vect_is_simple_cond): Record the def types for operands.
26759 (vectorizable_condition): Likewise, call vect_model_simple_cost.
26760 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
26761 for statement argument count.
26763 2017-05-16 Carl Love <cel@us.ibm.com>
26765 * config/rs6000/rs6000-c: Add support for built-in functions
26766 vector unsigned long long vec_bperm (vector unsigned long long,
26767 vector unsigned char)
26768 vector signed long long vec_mule (vector signed int,
26770 vector unsigned long long vec_mule (vector unsigned int,
26771 vector unsigned int)
26772 vector signed long long vec_mulo (vector signed int,
26774 vector unsigned long long vec_mulo (vector unsigned int,
26775 vector unsigned int)
26776 vector signed char vec_sldw (vector signed char,
26777 vector signed char,
26779 vector unsigned char vec_sldw (vector unsigned char,
26780 vector unsigned char,
26782 vector signed short vec_sldw (vector signed short,
26783 vector signed short,
26785 vector unsigned short vec_sldw (vector unsigned short,
26786 vector unsigned short,
26788 vector signed int vec_sldw (vector signed int,
26791 vector unsigned int vec_sldw (vector unsigned int,
26792 vector unsigned int,
26794 vector signed long long vec_sldw (vector signed long long,
26795 vector signed long long,
26797 vector unsigned long long vec_sldw (vector unsigned long long,
26798 vector unsigned long long,
26800 * config/rs6000/rs6000-c: Add support for built-in functions
26801 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
26802 * config/rs6000/altivec.h: Add defintion for vec_sldw.
26803 * doc/extend.texi: Update the built-in documentation for the
26804 new built-in functions.
26806 2017-05-16 Marek Polacek <polacek@redhat.com>
26810 * tree.c (save_expr): Don't fold the expression.
26812 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
26814 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
26815 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
26816 and (?*y,m). Update insn attributes.
26818 2017-05-16 Martin Liska <mliska@suse.cz>
26820 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
26821 flags argument of print_gimple_stmt, print_gimple_expr,
26822 print_generic_stmt and print_generic_expr.
26823 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
26824 * coretypes.h: Likewise.
26825 * except.c (dump_eh_tree): Likewise.
26826 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
26827 * gimple-pretty-print.h: Likewise.
26828 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
26829 (backprop::push_to_worklist): Likewise.
26830 (backprop::pop_from_worklist): Likewise.
26831 (backprop::process_use): Likewise.
26832 (backprop::intersect_uses): Likewise.
26833 (note_replacement): Likewise.
26834 * gimple-ssa-store-merging.c
26835 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
26836 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
26837 (pass_store_merging::execute): Likewise.
26838 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
26839 (ssa_base_cand_dump_callback): Likewise.
26840 (dump_incr_vec): Likewise.
26841 (replace_refs): Likewise.
26842 (replace_mult_candidate): Likewise.
26843 (create_add_on_incoming_edge): Likewise.
26844 (create_phi_basis): Likewise.
26845 (insert_initializers): Likewise.
26846 (all_phi_incrs_profitable): Likewise.
26847 (introduce_cast_before_cand): Likewise.
26848 (replace_one_candidate): Likewise.
26849 * gimplify.c (gimplify_expr): Likewise.
26850 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
26851 (set_rename): Likewise.
26852 (rename_uses): Likewise.
26853 (copy_loop_phi_nodes): Likewise.
26854 (add_close_phis_to_merge_points): Likewise.
26855 (copy_loop_close_phi_args): Likewise.
26856 (copy_cond_phi_args): Likewise.
26857 (graphite_copy_stmts_from_block): Likewise.
26858 (translate_pending_phi_nodes): Likewise.
26859 * graphite-poly.c (print_pdr): Likewise.
26860 (dump_gbb_cases): Likewise.
26861 (dump_gbb_conditions): Likewise.
26862 (print_scop_params): Likewise.
26863 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
26864 (build_cross_bb_scalars_use): Likewise.
26865 (gather_bbs::before_dom_children): Likewise.
26866 * hsa-dump.c (dump_hsa_immed): Likewise.
26867 * ipa-cp.c (print_ipcp_constant_value): Likewise.
26868 (get_replacement_map): Likewise.
26869 * ipa-inline-analysis.c (dump_condition): Likewise.
26870 (estimate_function_body_sizes): Likewise.
26871 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
26872 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
26873 * ipa-prop.c (ipa_dump_param): Likewise.
26874 (ipa_print_node_jump_functions_for_edge): Likewise.
26875 (ipa_modify_call_arguments): Likewise.
26876 (ipa_modify_expr): Likewise.
26877 (ipa_dump_param_adjustments): Likewise.
26878 (ipa_dump_agg_replacement_values): Likewise.
26879 (ipcp_modif_dom_walker::before_dom_children): Likewise.
26880 * ipa-pure-const.c (check_stmt): Likewise.
26881 (pass_nothrow::execute): Likewise.
26882 * ipa-split.c (execute_split_functions): Likewise.
26883 * omp-offload.c (dump_oacc_loop_part): Likewise.
26884 (dump_oacc_loop): Likewise.
26885 * trans-mem.c (tm_log_emit): Likewise.
26886 (tm_memopt_accumulate_memops): Likewise.
26887 (dump_tm_memopt_set): Likewise.
26888 (dump_tm_memopt_transform): Likewise.
26889 * tree-cfg.c (gimple_verify_flow_info): Likewise.
26890 (print_loop): Likewise.
26891 * tree-chkp-opt.c (chkp_print_addr): Likewise.
26892 (chkp_gather_checks_info): Likewise.
26893 (chkp_get_check_result): Likewise.
26894 (chkp_remove_check_if_pass): Likewise.
26895 (chkp_use_outer_bounds_if_possible): Likewise.
26896 (chkp_reduce_bounds_lifetime): Likewise.
26897 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
26898 (chkp_mark_completed_bounds): Likewise.
26899 (chkp_register_incomplete_bounds): Likewise.
26900 (chkp_mark_invalid_bounds): Likewise.
26901 (chkp_maybe_copy_and_register_bounds): Likewise.
26902 (chkp_build_returned_bound): Likewise.
26903 (chkp_get_bound_for_parm): Likewise.
26904 (chkp_build_bndldx): Likewise.
26905 (chkp_get_bounds_by_definition): Likewise.
26906 (chkp_generate_extern_var_bounds): Likewise.
26907 (chkp_get_bounds_for_decl_addr): Likewise.
26908 * tree-chrec.c (chrec_apply): Likewise.
26909 * tree-data-ref.c (dump_data_reference): Likewise.
26910 (dump_subscript): Likewise.
26911 (dump_data_dependence_relation): Likewise.
26912 (analyze_overlapping_iterations): Likewise.
26913 * tree-inline.c (expand_call_inline): Likewise.
26914 (tree_function_versioning): Likewise.
26915 * tree-into-ssa.c (dump_defs_stack): Likewise.
26916 (dump_currdefs): Likewise.
26917 (dump_names_replaced_by): Likewise.
26918 (dump_update_ssa): Likewise.
26919 (update_ssa): Likewise.
26920 * tree-object-size.c (pass_object_sizes::execute): Likewise.
26921 * tree-parloops.c (build_new_reduction): Likewise.
26922 (try_create_reduction_list): Likewise.
26923 (ref_conflicts_with_region): Likewise.
26924 (oacc_entry_exit_ok_1): Likewise.
26925 (oacc_entry_exit_single_gang): Likewise.
26926 * tree-pretty-print.h: Likewise.
26927 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
26928 (get_scalar_evolution): Likewise.
26929 (add_to_evolution): Likewise.
26930 (get_loop_exit_condition): Likewise.
26931 (analyze_evolution_in_loop): Likewise.
26932 (analyze_initial_condition): Likewise.
26933 (analyze_scalar_evolution): Likewise.
26934 (instantiate_scev): Likewise.
26935 (number_of_latch_executions): Likewise.
26936 (gather_chrec_stats): Likewise.
26937 (final_value_replacement_loop): Likewise.
26938 (scev_const_prop): Likewise.
26939 * tree-sra.c (dump_access): Likewise.
26940 (disqualify_candidate): Likewise.
26941 (create_access): Likewise.
26942 (reject): Likewise.
26943 (maybe_add_sra_candidate): Likewise.
26944 (create_access_replacement): Likewise.
26945 (analyze_access_subtree): Likewise.
26946 (analyze_all_variable_accesses): Likewise.
26947 (sra_modify_assign): Likewise.
26948 (initialize_constant_pool_replacements): Likewise.
26949 (find_param_candidates): Likewise.
26950 (decide_one_param_reduction): Likewise.
26951 (replace_removed_params_ssa_names): Likewise.
26952 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
26953 * tree-ssa-copy.c (dump_copy_of): Likewise.
26954 (copy_prop_visit_cond_stmt): Likewise.
26955 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
26956 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
26957 (record_equivalences_from_stmt): Likewise.
26958 * tree-ssa-dse.c (compute_trims): Likewise.
26959 (delete_dead_call): Likewise.
26960 (delete_dead_assignment): Likewise.
26961 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
26962 (forward_propagate_into_cond): Likewise.
26963 (pass_forwprop::execute): Likewise.
26964 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
26965 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
26967 (move_computations_worker): Likewise.
26968 (execute_sm): Likewise.
26969 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
26970 (remove_exits_and_undefined_stmts): Likewise.
26971 (remove_redundant_iv_tests): Likewise.
26972 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
26973 (adjust_iv_update_pos): Likewise.
26974 * tree-ssa-math-opts.c (bswap_replace): Likewise.
26975 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
26976 (value_replacement): Likewise.
26977 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
26978 * tree-ssa-pre.c (print_pre_expr): Likewise.
26979 (get_representative_for): Likewise.
26980 (create_expression_by_pieces): Likewise.
26981 (insert_into_preds_of_block): Likewise.
26982 (eliminate_insert): Likewise.
26983 (eliminate_dom_walker::before_dom_children): Likewise.
26984 (eliminate): Likewise.
26985 (remove_dead_inserted_code): Likewise.
26986 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
26987 * tree-ssa-reassoc.c (get_rank): Likewise.
26988 (eliminate_duplicate_pair): Likewise.
26989 (eliminate_plus_minus_pair): Likewise.
26990 (eliminate_not_pairs): Likewise.
26991 (undistribute_ops_list): Likewise.
26992 (eliminate_redundant_comparison): Likewise.
26993 (update_range_test): Likewise.
26994 (optimize_range_tests_var_bound): Likewise.
26995 (optimize_vec_cond_expr): Likewise.
26996 (rewrite_expr_tree): Likewise.
26997 (rewrite_expr_tree_parallel): Likewise.
26998 (linearize_expr): Likewise.
26999 (break_up_subtract): Likewise.
27000 (linearize_expr_tree): Likewise.
27001 (attempt_builtin_powi): Likewise.
27002 (attempt_builtin_copysign): Likewise.
27003 (transform_stmt_to_copy): Likewise.
27004 (transform_stmt_to_multiply): Likewise.
27005 (dump_ops_vector): Likewise.
27006 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
27007 (print_scc): Likewise.
27008 (set_ssa_val_to): Likewise.
27009 (visit_reference_op_store): Likewise.
27010 (visit_use): Likewise.
27011 (sccvn_dom_walker::before_dom_children): Likewise.
27012 (run_scc_vn): Likewise.
27013 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
27015 (expr_hash_elt::print): Likewise.
27016 (const_and_copies::pop_to_marker): Likewise.
27017 (const_and_copies::record_const_or_copy_raw): Likewise.
27018 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
27019 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
27020 (dump_predicates): Likewise.
27021 (find_uninit_use): Likewise.
27022 (warn_uninitialized_phi): Likewise.
27023 (pass_late_warn_uninitialized::execute): Likewise.
27024 * tree-ssa.c (verify_vssa): Likewise.
27025 (verify_ssa): Likewise.
27026 (maybe_optimize_var): Likewise.
27027 * tree-vrp.c (dump_value_range): Likewise.
27028 (dump_all_value_ranges): Likewise.
27029 (dump_asserts_for): Likewise.
27030 (register_edge_assert_for_2): Likewise.
27031 (vrp_visit_cond_stmt): Likewise.
27032 (vrp_visit_switch_stmt): Likewise.
27033 (vrp_visit_stmt): Likewise.
27034 (vrp_visit_phi_node): Likewise.
27035 (simplify_cond_using_ranges_1): Likewise.
27036 (fold_predicate_in): Likewise.
27037 (evrp_dom_walker::before_dom_children): Likewise.
27038 (evrp_dom_walker::push_value_range): Likewise.
27039 (evrp_dom_walker::pop_value_range): Likewise.
27040 (execute_early_vrp): Likewise.
27042 2017-05-16 Richard Biener <rguenther@suse.de>
27044 * dwarf2out.c (loc_list_from_tree_1): Do not create
27045 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
27047 2017-05-16 Richard Biener <rguenther@suse.de>
27049 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
27051 (note_variable_value_in_expr): If we resolved the decl ref
27052 do not push to the stack.
27054 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
27056 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
27057 operations in fast-math mode.
27058 (vaddq_f16): Likewise.
27059 (vmul_f16): Likewise.
27060 (vmulq_f16): Likewise.
27061 (vsub_f16): Likewise.
27062 (vsubq_f16): Likewise.
27063 * config/arm/neon.md (add<mode>3): New.
27065 (fma:<VH:mode>3): New. Also remove outdated comment.
27068 2017-05-16 Martin Liska <mliska@suse.cz>
27072 * ipa-devirt.c (warn_types_mismatch): Fix typo.
27073 (odr_types_equivalent_p): Likewise.
27075 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
27077 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
27079 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
27082 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
27083 non-interunit SSE move alternatives with '?'.
27084 (zero-extendsidi peephole2): New peephole to skip intermediate
27085 general register in SSE zero-extend sequence.
27087 2017-05-15 Jeff Law <law@redhat.com>
27089 * reorg.c (relax_delay_slots): Create a new variable to hold
27090 the temporary target rather than clobbering TARGET_LABEL.
27092 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
27093 missing argument to extract_bit_field call.
27094 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
27096 2017-05-15 Martin Liska <mliska@suse.cz>
27099 * gcc.c (process_command): Do not allow empty argument of -o option.
27101 2017-05-15 Renlin Li <renlin.li@arm.com>
27103 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
27104 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
27105 * config/aarch64/constraints.md (Usf): Add long call check.
27106 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
27107 (call_value): Likewise.
27108 (sibcall): Likewise.
27109 (sibcall_value): Likewise.
27111 (call_value_insn): New.
27112 (sibcall_insn): Update rtx pattern.
27113 (sibcall_value_insn): Likewise.
27114 (call_internal): Remove.
27115 (call_value_internal): Likewise.
27116 (sibcall_internal): Likewise.
27117 (sibcall_value_internal): Likewise.
27118 (call_reg): Likewise.
27119 (call_symbol): Likewise.
27120 (call_value_reg): Likewise.
27121 (call_value_symbol): Likewise.
27123 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
27126 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
27128 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
27130 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
27131 compatible with CCGOCmode and with CCZmode.
27133 2017-05-14 Martin Sebor <msebor@redhat.com>
27135 PR middle-end/77671
27136 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
27137 (gimple_fold_builtin_snprintf): Same.
27138 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
27139 (gimple_fold_builtin_snprintf): Same.
27140 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
27141 of character types.
27142 (is_call_safe): New function.
27143 (try_substitute_return_value): Call it.
27144 (try_simplify_call): New function.
27145 (pass_sprintf_length::handle_gimple_call): Call it.
27147 2017-05-14 Martin Sebor <msebor@redhat.com>
27149 PR middle-end/80669
27150 * builtins.c (expand_builtin_stpncpy): Simplify.
27152 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
27154 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
27155 * config/i386/i386.h
27156 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
27157 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
27158 (struct machine_function): Add new members call_ms2sysv,
27159 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
27160 (struct machine_frame_state): New fields sp_realigned and
27161 sp_realigned_offset.
27162 * config/i386/i386.c
27163 (enum xlogue_stub): New enum.
27164 (enum xlogue_stub_sets): New enum.
27165 (class xlogue_layout): New class.
27166 (struct ix86_frame): New fields stack_realign_allocate_offset,
27167 stack_realign_offset and outlined_save_offset. Modify comments to
27168 detail stack layout when using out-of-line stubs.
27169 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
27170 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
27171 -mcall-ms2sysv-xlogues.
27172 (stub_managed_regs): New static variable.
27173 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
27174 registers managed by out-of-line stub.
27175 (disable_call_ms2sysv_xlogues): New function.
27176 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
27177 m->call_ms2sysv when appropriate and compute frame layout for
27179 (sp_valid_at, fp_valid_at): New inline functions.
27180 (choose_basereg): New function.
27181 (choose_baseaddr): Add align parameter, use choose_basereg and modify
27183 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
27184 Use align parameter of choose_baseaddr to generated aligned SSE movs
27186 (pro_epilogue_adjust_stack): Modify to track
27187 machine_frame_state::sp_realigned.
27188 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
27189 (ix86_nsaved_sseregs): Likewise.
27190 (ix86_emit_save_regs): Likewise.
27191 (ix86_emit_save_regs_using_mov): Likewise.
27192 (ix86_emit_save_sse_regs_using_mov): Likewise.
27193 (get_scratch_register_on_entry): Likewise.
27194 (gen_frame_set): New function.
27195 (gen_frame_load): Likewise.
27196 (gen_frame_store): Likewise.
27197 (emit_outlined_ms2sysv_save): Likewise.
27198 (emit_outlined_ms2sysv_restore): Likewise.
27199 (ix86_expand_prologue): Modify stack re-alignment code and call
27200 emit_outlined_ms2sysv_save when appropriate.
27201 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
27202 parameter rtx_insn *insn, which allows the function to be used to only
27203 generate the notes.
27204 (ix86_expand_epilogue): Modify validity checks of frame and stack
27205 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
27206 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
27207 * config/i386/predicates.md
27208 (save_multiple): New predicate.
27209 (restore_multiple): Likewise.
27210 * config/i386/sse.md
27211 (save_multiple<mode>): New pattern.
27212 (save_multiple_realign<mode>): Likewise.
27213 (restore_multiple<mode>): Likewise.
27214 (restore_multiple_and_return<mode>): Likewise.
27215 (restore_multiple_leave_return<mode>): Likewise.
27216 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
27218 2017-05-14 Julia Koval <julia.koval@intel.com>
27220 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
27221 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
27222 (__builtin_ia32_xsetbv): New builtins.
27223 * config/i386/i386.c (ix86_expand_special_args_builtin):
27225 (ix86_expand_builtin): Special expand for new intrinsics.
27226 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
27227 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
27228 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
27230 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27232 * cfganal.c (inverted_post_order_compute): Change argument type
27234 * cfganal.h (inverted_post_order_compute): Adjust prototype.
27235 * df-core.c (rest_of_handle_df_initialize): Adjust.
27236 (rest_of_handle_df_finish): Likewise.
27237 (df_analyze_1): Likewise.
27238 (df_analyze): Likewise.
27239 (loop_inverted_post_order_compute): Change argument to be a vec *.
27240 (df_analyze_loop): Adjust.
27241 (df_get_n_blocks): Likewise.
27242 (df_get_postorder): Likewise.
27243 * df.h (struct df_d): Change field to be a vec.
27244 * lcm.c (compute_laterin): Adjust.
27245 (compute_available): Likewise.
27246 * lra-lives.c (lra_create_live_ranges_1): Likewise.
27247 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
27248 * tree-ssa-pre.c (compute_antic): Likewise.
27250 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27252 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
27253 (depth_first_search::depth_first_search): Change structure init
27254 function to this constructor.
27255 (depth_first_search::add_bb): Rename function to this member.
27256 (depth_first_search::execute): Likewise.
27257 (flow_dfs_compute_reverse_finish): Adjust.
27259 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27261 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
27262 (longest_simple_path): Likewise.
27263 * shrink-wrap.c (spread_components): Likewise.
27264 (disqualify_problematic_components): Likewise.
27265 (emit_common_heads_for_components): Likewise.
27266 (emit_common_tails_for_components): Likewise.
27267 (insert_prologue_epilogue_for_components): Likewise.
27269 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27271 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
27274 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27276 * df-core.c (df_set_blocks): Start using auto_bitmap.
27277 (df_compact_blocks): Likewise.
27278 * df-problems.c (df_rd_confluence_n): Likewise.
27279 * df-scan.c (df_insn_rescan_all): Likewise.
27280 (df_process_deferred_rescans): Likewise.
27281 (df_update_entry_block_defs): Likewise.
27282 (df_update_exit_block_uses): Likewise.
27283 (df_entry_block_bitmap_verify): Likewise.
27284 (df_exit_block_bitmap_verify): Likewise.
27285 (df_scan_verify): Likewise.
27286 * lra-constraints.c (lra_constraints): Likewise.
27287 (undo_optional_reloads): Likewise.
27288 (lra_undo_inheritance): Likewise.
27289 * lra-remat.c (calculate_gen_cands): Likewise.
27290 (do_remat): Likewise.
27291 * lra-spills.c (assign_spill_hard_regs): Likewise.
27292 (spill_pseudos): Likewise.
27293 * tree-ssa-pre.c (bitmap_set_and): Likewise.
27294 (bitmap_set_subtract_values): Likewise.
27296 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27298 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
27299 management with auto_bitmap.
27300 (fix_inter_tick): Likewise.
27301 (fix_recovery_deps): Likewise.
27302 * ira.c (add_store_equivs): Likewise.
27303 (find_moveable_pseudos): Likewise.
27304 (split_live_ranges_for_shrink_wrap): Likewise.
27305 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
27306 (rtx_reuse_manager::seen_def_p): Likewise.
27307 (rtx_reuse_manager::set_seen_def): Likewise.
27308 * print-rtl.h (class rtx_reuse_manager): Likewise.
27310 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27312 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
27314 (migrate_btr_def): Likewise.
27315 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
27316 * df-core.c (loop_post_order_compute): Likewise.
27317 (loop_inverted_post_order_compute): Likewise.
27318 * hsa-common.h: Likewise.
27319 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
27320 * init-regs.c (initialize_uninitialized_regs): Likewise.
27321 * ipa-inline.c (resolve_noninline_speculation): Likewise.
27322 (inline_small_functions): Likewise.
27323 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
27324 * ira.c (combine_and_move_insns): Likewise.
27325 (build_insn_chain): Likewise.
27326 * loop-invariant.c (find_invariants): Likewise.
27327 * lower-subreg.c (propagate_pseudo_copies): Likewise.
27328 * predict.c (tree_predict_by_opcode): Likewise.
27329 (predict_paths_leading_to): Likewise.
27330 (predict_paths_leading_to_edge): Likewise.
27331 (estimate_loops_at_level): Likewise.
27332 (estimate_loops): Likewise.
27333 * shrink-wrap.c (try_shrink_wrapping): Likewise.
27334 (spread_components): Likewise.
27335 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
27336 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
27337 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
27338 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
27339 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
27340 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
27341 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
27342 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
27343 (mark_threaded_blocks): Likewise.
27344 (thread_through_all_blocks): Likewise.
27345 * tree-ssa.c (verify_ssa): Likewise.
27346 (execute_update_addresses_taken): Likewise.
27347 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
27349 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27351 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
27353 (post_order_compute): Likewise.
27354 (inverted_post_order_compute): Likewise.
27355 (pre_and_rev_post_order_compute_fn): Likewise.
27357 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27359 * genrecog.c (int_set::int_set): Explicitly construct our
27360 auto_vec base class.
27361 * vec.h (auto_vec::auto_vec): New constructor.
27363 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27365 * bitmap.h (class auto_bitmap): New constructor taking
27366 bitmap_obstack * argument.
27368 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27370 * bitmap.h (class auto_bitmap): Change type of m_bits to
27371 bitmap_head, and adjust ctor / dtor and member operators.
27373 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
27375 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
27376 when returned register mode doesn't match original mode.
27378 2017-05-12 Jeff Law <law@redhat.com>
27379 Jakub Jelinek <jakub@redhat.com>
27381 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
27382 we look for cc setter after the compare-elim changes.
27383 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
27384 within the vector to match what compare-elim now expects.
27385 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
27386 (xorsi3_flags, one_cmplsi2_flags): Likewise.
27388 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
27389 after the compare-elim changes.
27390 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
27391 the vector to match what compare-elim now expects.
27392 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
27393 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
27394 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
27395 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
27396 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
27398 * config/visium/visium.c (single_set_and_flags): Fix where
27399 we look for cc setter after the compare-elim changes.
27400 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
27401 with the vector to match what compare-elim now expects.
27402 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
27403 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
27404 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
27405 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
27406 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
27407 (neg<mode>2_insn_set_overflow): Likewise.
27409 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
27411 PR middle-end/79794
27412 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
27413 maybe_expand_insn call, set ops[0].target. If still set after call,
27414 set alt_rtl. Add extra arg to recursive calls.
27415 (extract_bit_field): Add alt_rtl argument. Pass to
27417 * expmed.h (extract_bit_field): Fix prototype.
27418 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
27419 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
27420 to extract_bit_field_calls.
27421 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
27422 Pass alt_rtl to extract_bit_field calls.
27423 * calls.c (store_unaligned_arguments_into_psuedos)
27424 load_register_parameters): Pass extra NULL to extract_bit_field calls.
27425 * optabs.c (maybe_legitimize_operand): Clear op->target when call
27427 * optabs.h (struct expand_operand): Add target bitfield.
27429 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
27431 * compare-elim.c (try_eliminate_compare): Canonicalize
27432 operation with embedded compare to
27433 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
27434 (set (reg) (operation)].
27436 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
27438 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
27441 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
27442 cost of adding a carry flag for ADC instruction.
27443 [case MINUS]: Ignore the cost of subtracting a carry flag
27444 for SBB instruction.
27446 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
27448 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
27450 * config/rs6000/bmiintrin.h: New file.
27451 * config/rs6000/bmi2intrin.h: New file.
27452 * config/rs6000/x86intrin.h: New file.
27454 2017-05-12 Jeff Law <law@redhat.com>
27456 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
27459 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
27461 PR middle-end/80707
27462 * tree-cfg.c: Remove cfg edges of unreachable case statements.
27464 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
27466 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
27467 early expansion of vector divide builtins.
27468 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
27469 builtins identified as having unsigned arguments.
27471 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
27473 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
27474 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
27475 expansion of vector logical operations (and, andc, or, xor,
27478 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
27480 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
27481 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
27483 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
27485 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
27486 early GIMPLE expansion of vector multiplies.
27488 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
27490 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
27491 TARGET_HAVE_MOVT conditional.
27492 (movt splitter): Likewise.
27494 2017-05-12 Richard Biener <rguenther@suse.de>
27496 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
27497 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
27498 Fold all stmts not inplace.
27500 2017-05-12 Richard Biener <rguenther@suse.de>
27502 PR tree-optimization/80713
27503 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
27504 inserted_exprs bit for not removed stmts.
27506 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
27508 PR middle-end/69921
27509 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
27510 parallelized" attribute for parallelized OpenACC kernels.
27511 * omp-offload.c (execute_oacc_device_lower): Use it.
27513 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
27514 Set "oacc kernels" attribute.
27515 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
27516 parameter. Adjust all users.
27517 (oacc_fn_attrib_kernels_p): Remove function.
27518 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
27519 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
27520 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
27521 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
27522 assert "oacc kernels" attribute is set.
27524 2017-05-11 Carl Love <cel@us.ibm.com>
27526 * config/rs6000/rs6000-c: Add support for built-in functions
27527 vector unsigned char vec_popcnt (vector signed char)
27528 vector unsigned char vec_popcnt (vector unsigned char)
27529 vector unsigned short vec_popcnt (vector signed short)
27530 vector unsigned short vec_popcnt (vector unsigned short)
27531 vector unsigned int vec_popcnt (vector signed int)
27532 vector unsigned int vec_popcnt (vector unsigned int)
27533 vector unsigned long long vec_popcnt (vector signed long long)
27534 vector unsigned long long vec_popcnt (vector unsigned long long)
27535 vector signed long long vec_slo (vector signed long long,
27536 vector signed char)
27537 vector signed long long vec_slo (vector signed long long,
27538 vector unsigned char)
27539 vector unsigned long long vec_slo (vector unsigned long long,
27540 vector signed char)
27541 vector unsigned long long vec_slo (vector unsigned long long,
27542 vector unsigned char)
27543 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
27544 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
27545 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
27546 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
27547 * doc/extend.texi: Update the built-in documentation file for the
27548 new built-in functions.
27550 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27552 * attribs.h (sorted_attr_string): Move machine independent
27553 functions for target clone support from the i386 port to common
27554 code. Rename ix86_function_versions to common_function_versions.
27555 Rename make_name to make_unique_name.
27556 (common_function_versions): Likewise.
27557 (make_unique_name): Likewise.
27558 (make_dispatcher_decl): Likewise.
27559 (is_function_default_version): Likewise.
27560 * attribs.c (attr_strcmp): Likewise.
27561 (sorted_attr_string): Likewise.
27562 (common_function_versions): Likewise.
27563 (make_unique_name): Likewise.
27564 (make_dispatcher_decl): Likewise.
27565 (is_function_default_version): Likewise.
27566 * config/i386/i386.c (attr_strcmp): Likewise.
27567 (sorted_attr_string): Likewise.
27568 (ix86_function_versions): Likewise.
27569 (make_name): Likewise.
27570 (make_dispatcher_decl): Likewise.
27571 (is_function_default_version): Likewise.
27572 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
27574 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27577 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
27578 Account for direct move costs for vec_construct of integer
27581 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
27584 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
27585 (UNSPEC_STX_ATOMIC): Ditto.
27586 (loaddi_via_sse): New insn.
27587 (storedi_via_sse): Ditto.
27588 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
27589 Update corresponding peephole2 patterns.
27590 (atomic_storedi_fpu): Ditto.
27592 2017-05-11 Julia Koval <julia.koval@intel.com>
27594 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
27595 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
27597 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
27598 (__builtin_ia32_rsqrt14ss_mask): New builtins.
27599 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
27601 2017-05-11 Nathan Sidwell <nathan@acm.org>
27603 * graphite-poly.c: Include dumpfile.h.
27605 * dumpfle.h (dump_function): Declare here ...
27606 * tree-dump.h (dump_function): ... not here.
27607 * dumpfile.c: #include tree-cfg.h.
27608 (dump_function): Move here from ...
27609 * tree-dump.c (dump_function): ... here.
27610 * gimplify.c: #include splay-tree.h, not tree-dump.h.
27611 * graphite-poly.c: Don't include tree-dump.h.
27612 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
27613 * print-tree.c: Likewise.
27614 * stor-layout.c: Likewise.
27615 * tree-nested.c: Likewise.
27617 * dumpfile.c (dump_start): Use TDF_FLAGS.
27618 (dump_enable_all): Fix TDF_KIND check thinko.
27620 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
27622 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
27623 array entries to represent two legal parameterizations of the
27624 overloaded __builtin_cmpb function, as represented by the
27625 P6_OV_BUILTIN_CMPB constant.
27626 (altivec_resolve_overloaded_builtin): Add special case handling
27627 for the __builtin_cmpb function, as represented by the
27628 P6_OV_BUILTIN_CMPB constant.
27629 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
27630 (BU_P6_64BIT_2): New macro.
27631 (BU_P6_OVERLOAD_2): New macro
27632 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
27633 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
27634 (CMPB): Add overload support to represent both 32-bit and 64-bit
27635 compare-bytes function.
27636 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
27637 support for TARGET_CMPB.
27638 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
27639 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
27640 documentation of the __builtin_cmpb overloaded built-in function.
27642 2017-05-11 Richard Biener <rguenther@suse.de>
27644 PR tree-optimization/80705
27645 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
27646 bases are not vectorizable.
27648 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27650 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
27651 when counting register pressure.
27653 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27655 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
27656 (iv_ca_more_deps): Renamed to ...
27657 (iv_ca_compare_deps): ... this.
27658 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
27660 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27662 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
27664 (determine_group_iv_costs): ... here.
27665 (find_inv_vars_cb): Record inv var if it's not recorded before.
27667 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27669 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
27670 (get_shiftadd_cost): Ditto.
27672 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27674 * tree-ssa-address.c: Include header file.
27675 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
27677 (add_to_parts): Refactor.
27678 (addr_to_parts): New parameter. Update use of move_hint_to_base.
27679 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
27682 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27684 PR tree-optimization/53090
27685 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
27687 (extract_cond_operands): Detect condition with IV on both sides
27688 and return COMP_IV_EXPR_2.
27689 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
27690 (rewrite_use_compare): Simplify by removing call to function
27691 extract_cond_operands.
27693 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27695 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
27696 (extract_cond_operands): Detect condition comparing against non-
27697 invariant bound and return appropriate enum value.
27698 (find_interesting_uses_cond): Update use of extract_cond_operands.
27699 Handle its return value accordingly.
27700 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
27702 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27704 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
27705 nonlinear iv_use computation in loop invariant sensitive way.
27707 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27709 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
27710 (find_iv_candidates): Call relate_compare_use_with_all_cands.
27712 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27714 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
27715 (dump_cand): Support iv_cand.inv_exprs.
27716 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
27718 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
27721 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27723 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
27725 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
27726 as local function. Include necessary header files.
27727 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
27729 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27731 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
27733 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27735 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
27736 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
27737 RSHIFT_EXPR and BIT_NOT_EXPR.
27739 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27741 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
27742 (adjust_setup_cost): New parameter supporting round up adjustment.
27743 (struct address_cost_data): Delete.
27744 (force_expr_to_var_cost): Don't bound cost with spill_cost.
27745 (split_address_cost, ptr_difference_cost): Delete.
27746 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
27747 (struct ainc_cost_data): New struct.
27748 (get_address_cost_ainc): New function.
27749 (get_address_cost, get_computation_cost): Reimplement.
27750 (determine_group_iv_cost_address): Record inv_expr for all uses of
27752 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
27753 (iv_ca_has_deps): Reimplemented to ...
27754 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
27756 (iv_ca_extend): Call iv_ca_more_deps.
27758 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27760 * tree-ssa-address.c (struct mem_address): Move to header file.
27761 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
27762 * tree-ssa-address.h (struct mem_address): Move from C file.
27763 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
27765 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27767 * tree-affine.h (aff_combination_type): New interface.
27768 (aff_combination_zero_p): Remove static.
27769 (aff_combination_const_p): New interface.
27770 (aff_combination_singleton_var_p): New interfaces.
27772 2017-05-11 Richard Biener <rguenther@suse.de>
27774 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
27775 Skip unreachable blocks and destinations.
27776 (eliminate): Move stmt removal and fixup ...
27777 (fini_eliminate): ... here. Skip inserted exprs.
27778 (pass_pre::execute): Move fini_pre after fini_eliminate.
27779 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
27780 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
27781 PRE to get rid of dead code that has invalid SSA form and
27782 split critical edges again.
27784 2017-05-11 Bin Cheng <bin.cheng@arm.com>
27786 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
27788 2017-05-11 Richard Biener <rguenther@suse.de>
27790 * passes.c (execute_function_todo): Verify loops if they are
27791 said to be up-to-date.
27792 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
27793 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
27795 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
27798 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
27799 handle calling assemble_external ourself.
27802 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
27803 modes with zero size. Enhance comment.
27805 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27807 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
27808 built-ins for vec_xl and vec_xst with short and char pointer
27811 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
27813 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
27814 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
27815 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
27816 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
27817 (_mm_maskz_min_round_ss): New intrinsics.
27818 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
27819 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
27820 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
27821 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
27822 (__builtin_ia32_minss_mask_round): New builtins.
27823 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
27824 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
27825 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
27827 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
27828 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
27830 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
27833 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
27835 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
27836 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
27837 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
27838 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
27839 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
27840 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
27841 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
27842 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
27843 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
27844 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
27845 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
27846 (__builtin_ia32_mulss_mask_round): New builtins.
27847 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
27848 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
27849 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
27851 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
27852 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
27854 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
27857 2017-05-10 Julia Koval <julia.koval@intel.com>
27859 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
27860 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
27861 (_mm256_setr_m128i): New intrinsics.
27863 2017-05-10 Julia Koval <julia.koval@intel.com>
27865 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
27866 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
27867 (_mm_maskz_rcp14_ss): New intrinsics.
27868 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
27869 (__builtin_ia32_rcp14ss_mask): New builtins.
27870 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
27872 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
27874 PR tree-optimization/51513
27875 * tree-cfg.c (gimple_seq_unreachable_p): New function.
27876 (assert_unreachable_fallthru_edge_p): Use it.
27877 (group_case_labels_stmt): Likewise.
27878 * tree-cfg.h: Prototype it.
27879 * stmt.c: Include cfghooks.h and tree-cfg.h.
27880 (emit_case_dispatch_table) <gap_label>: New local variable.
27881 Use it to fill dispatch table gaps.
27882 Test for default_label before updating probabilities.
27883 (expand_case) <default_label>: Remove unneeded initialization.
27884 Test for unreachable default case statement and remove its edge.
27885 Set default_label accordingly.
27886 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
27888 2017-05-10 Carl Love <cel@us.ibm.com>
27890 * config/rs6000/rs6000-c: Add support for built-in functions
27891 vector signed char vec_neg (vector signed char)
27892 vector signed short int vec_neg (vector short int)
27893 vector signed int vec_neg (vector signed int)
27894 vector signed long long vec_neg (vector signed long long)
27895 vector float vec_neg (vector float)
27896 vector double vec_neg (vector double)
27897 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
27899 * config/rs6000/altivec.h: Add define for vec_neg
27900 * doc/extend.texi: Update the built-in documentation for the
27901 new built-in functions.
27903 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27905 PR tree-optimization/77644
27906 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
27908 2017-05-10 Nathan Sidwell <nathan@acm.org>
27910 * dumpfile.h (TDI_lang_all): New.
27911 (TDF_KIND): New. Renumber others
27912 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
27914 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
27916 (get_dump_file_name): Adjust suffix generation.
27917 (dump_enable_all): Use TDF_KIND.
27918 * doc/invoke.texi (-fdump-lang-all): Document.
27920 * dumpfile.h: Tabify.
27922 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
27925 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
27926 Move member access before delete.
27928 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
27930 * tree-inline.c (expand_call_inline): Split block at stmt
27933 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
27936 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
27937 are now unused after splitting mov{sf,sd}_hardfloat.
27938 (f32_lr2): Likewise.
27939 (f32_lm): Likewise.
27940 (f32_lm2): Likewise.
27941 (f32_li): Likewise.
27942 (f32_li2): Likewise.
27943 (f32_lv): Likewise.
27944 (f32_sr): Likewise.
27945 (f32_sr2): Likewise.
27946 (f32_sm): Likewise.
27947 (f32_sm2): Likewise.
27948 (f32_si): Likewise.
27949 (f32_si2): Likewise.
27950 (f32_sv): Likewise.
27951 (f32_dm): Likewise.
27952 (f32_vsx): Likewise.
27953 (f32_av): Likewise.
27954 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
27955 For movsf, order stores so the VSX stores occur before the GPR
27956 store which encourages the register allocator to use a traditional
27957 FPR instead of a GPR. For movsd, order the stores so that the GPR
27958 store comes before the VSX stores to allow the power6 to work.
27959 This is due to the power6 not having a 32-bit integer store
27960 instruction from a FPR.
27961 (movsf_hardfloat): Likewise.
27962 (movsd_hardfloat): Likewise.
27964 2017-05-09 Martin Sebor <msebor@redhat.com>
27966 PR translation/80280
27967 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
27970 PR translation/80280
27971 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
27972 data member added in r247778.
27973 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
27975 2017-05-09 Nathan Sidwell <nathan@acm.org>
27977 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
27979 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
27982 2017-05-09 Marek Polacek <polacek@redhat.com>
27984 * doc/invoke.texi: Fix typo.
27986 2017-05-09 Richard Biener <rguenther@suse.de>
27988 * tree-vrp.c (vrp_val_is_max): Adjust comment.
27989 (vrp_val_is_min): Likewise.
27990 (set_value_range_to_value): Likewise.
27991 (set_value_range_to_nonnegative): Likewise.
27992 (gimple_assign_nonzero_p): Likewise.
27993 (gimple_stmt_nonzero_p): Likewise.
27994 (vrp_int_const_binop): Likewise. Remove unreachable case.
27995 (adjust_range_with_scev): Adjust comments.
27996 (compare_range_with_value): Likewise.
27997 (extract_range_from_phi_node): Likewise.
27998 (test_for_singularity): Likewise.
28000 2017-05-09 Richard Biener <rguenther@suse.de>
28002 * tree-vrp.c (get_single_symbol): Add assert that we don't
28003 get overflowed constants as invariant part.
28004 (compare_values_warnv): Add comment before the TREE_NO_WARNING
28005 checks. Use wi::cmp instead of recursing for integer constants.
28006 (compare_values): Just ignore whether we assumed undefined
28007 overflow instead of failing the compare.
28008 (extract_range_for_var_from_comparison_expr): Add comment before the
28009 TREE_NO_WARNING sets.
28010 (test_for_singularity): Likewise.
28011 (extract_range_from_comparison): Do not disable optimization
28012 when we assumed undefined overflow.
28013 (extract_range_basic): Remove init of unused var.
28015 2017-05-09 Richard Biener <rguenther@suse.de>
28017 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
28018 (extract_range_from_multiplicative_op_1): Adjust.
28019 (extract_range_from_binary_expr_1): Use int_const_binop.
28021 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
28024 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
28025 rs6000_store_data_bypass_p in seven define_bypass directives and
28026 in several comments.
28027 * config/rs6000/rs6000-protos.h: Add prototype for
28028 rs6000_store_data_bypass_p function.
28029 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
28030 function implements slightly different (rs6000-specific) semantics
28031 than store_data_bypass_p, returning false rather than aborting
28032 with assertion error when arguments do not satisfy the
28033 requirements of store data bypass.
28034 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
28035 rs6000_store_data_bypass_p.
28037 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
28039 * config/xtensa/xtensa-protos.h
28040 (xtensa_initial_elimination_offset): New declaration.
28041 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
28042 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
28043 macro definition, add case for FRAME_POINTER_REGNUM when
28044 FRAME_GROWS_DOWNWARD.
28045 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
28046 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
28047 xtensa_initial_elimination_offset.
28049 2017-05-08 Nathan Sidwell <nathan@acm.org>
28051 * doc/invoke.texi: Alphabetize -fdump options.
28053 2017-05-08 Martin Sebor <msebor@redhat.com>
28055 PR translation/80280
28056 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
28058 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
28060 * target.def (compute_frame_layout): New optional target hook.
28061 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
28062 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
28063 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
28065 * reload1.c (verify_initial_elim_offsets): Likewise.
28066 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
28067 (use_simple_return_p): Call arm_compute_frame_layout if needed.
28068 (arm_get_frame_offsets): Split up into this ...
28069 (arm_compute_frame_layout): ... and this function.
28071 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
28073 * config/aarch64/constraints.md (Usa): New constraint.
28074 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
28076 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
28078 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
28079 with_multilib_list after it has been checked.
28081 2017-05-08 Richard Biener <rguenther@suse.de>
28083 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
28084 (bitmap_set_subtract_values): Likewise.
28086 2017-05-08 Richard Biener <rguenther@suse.de>
28088 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
28089 (gimple_assign_nonzero): ... this and remove strict_overflow_p
28091 (gimple_stmt_nonzero_warnv_p): Rename to ...
28092 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
28094 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
28095 (extract_range_basic): Adjust, do not disable propagation on
28096 strict overflow sensitive simplification.
28097 (vrp_visit_cond_stmt): Likewise.
28099 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
28101 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
28102 body size unconditionally.
28104 2017-05-07 Jeff Law <law@redhat.com>
28107 2017-05-06 Jeff Law <law@redhat.com>
28108 PR tree-optimization/78496
28109 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
28112 PR tree-optimization/78496
28113 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
28114 (simplify_stmt_using_ranges): Call it.
28115 (vrp_dom_walker::before_dom_children): Extract equivalences
28116 from an ASSERT_EXPR with an equality comparison against a
28119 2017-05-06 Jeff Law <law@redhat.com>
28121 PR tree-optimization/78496
28122 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
28125 PR tree-optimization/78496
28126 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
28127 (simplify_stmt_using_ranges): Call it.
28128 (vrp_dom_walker::before_dom_children): Extract equivalences
28129 from an ASSERT_EXPR with an equality comparison against a
28132 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
28134 * lra-constraints.c (lra_copy_reg_equiv): New function.
28135 (split_reg): Use it to copy equivalence information from the
28136 original register to the spill register.
28138 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
28140 PR rtl-optimization/75964
28141 * simplify-rtx.c (simplify_const_relational_operation): Remove
28142 invalid handling of comparisons of integer ABS.
28144 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
28146 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
28147 initialize to zero.
28148 (init_regs): Remove declaration.
28149 (function_arg_advance_32): Initialize error_p as boolean variable.
28151 2017-05-05 Nathan Sidwell <nathan@acm.org>
28153 * store-motion.c (remove_reachable_equiv_notes): Reformat long
28154 lines. Use for (;;).
28156 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28158 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
28159 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
28160 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
28161 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
28162 VF=2 that require versioning.
28164 2017-05-05 David Malcolm <dmalcolm@redhat.com>
28166 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
28169 2017-05-05 David Malcolm <dmalcolm@redhat.com>
28171 * diagnostic.h (diagnostic_override_option_index): Convert from
28172 macro to inline function.
28174 2017-05-05 David Malcolm <dmalcolm@redhat.com>
28176 * diagnostic.c (last_module_changed_p): New function.
28177 (set_last_module): New function.
28178 (diagnostic_report_current_module): Convert macro usage to
28179 the above functions.
28180 * diagnostic.h (diagnostic_context::last_module): Strengthen
28181 from const line_map * to const line_map_ordinary *.
28182 (diagnostic_last_module_changed): Delete macro.
28183 (diagnostic_set_last_module): Delete macro.
28185 2017-05-05 David Malcolm <dmalcolm@redhat.com>
28187 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
28188 with diagnostic_report_diagnostic.
28189 (diagnostic_n_impl_richloc): Likewise.
28190 * diagnostic.h (report_diagnostic): Delete macro.
28191 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
28192 with diagnostic_report_diagnostic.
28193 * substring-locations.c (format_warning_va): Likewise.
28195 2017-05-05 David Malcolm <dmalcolm@redhat.com>
28197 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
28198 save/restor of format_spec. Move option-printing code to...
28199 (print_option_information): ...this new function, and
28200 reimplement by simply printing to the pretty_printer,
28201 rather than appending to the format string.
28203 2017-05-05 David Malcolm <dmalcolm@redhat.com>
28205 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
28206 handling logic into...
28207 (update_effective_level_from_pragmas): ...this new function.
28209 2017-05-04 Andrew Waterman <andrew@sifive.com>
28211 * config/riscv/riscv.opt (mstrict-align): New option.
28212 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
28213 (SLOW_UNALIGNED_ACCESS): Define.
28214 (riscv_slow_unaligned_access): Declare.
28215 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
28217 (riscv_slow_unaligned_access): New variable.
28218 (rocket_tune_info): Set slow_unaligned_access to true.
28219 (optimize_size_tune_info): Set slow_unaligned_access to false.
28220 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
28221 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
28222 (riscv_option_override): Set riscv_slow_unaligned_access.
28223 * doc/invoke.texi: Add -mstrict-align to RISC-V.
28225 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
28227 * config/riscv/riscv.md: Unify indentation.
28229 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
28234 * config/rs6000/rs6000.md (u code attribute): Add FIX and
28236 (extendsi<mode>2): Add support for doing sign extension via
28237 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
28238 don't have ISA 3.0 instructions.
28239 (extendsi<mode>2 splitter): Likewise.
28240 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
28241 generate the normal insns since SImode can now go in vector
28242 registers. Disallow the special UNSPECs needed for previous
28243 machines to hide SImode being used. Add new insns
28244 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
28245 (fix_trunc<mode>si2_stfiwx): Likewise.
28246 (fix_trunc<mode>si2_internal): Likewise.
28247 (fixuns_trunc<mode>si2): Likewise.
28248 (fixuns_trunc<mode>si2_stfiwx): Likewise.
28249 (fctiw<u>z_<mode>_smallint): Likewise.
28250 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
28251 of floating point to 32-bit integer from doing a direct move to
28252 the GPR registers to do a store.
28253 (fctiwz_<mode>): Break long line.
28255 2017-05-05 Bin Cheng <bin.cheng@arm.com>
28257 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
28258 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
28259 (addr_list, addr_offset_valid_p): New.
28260 (split_address_groups): Check offset validity with above function.
28261 (gt-tree-ssa-loop-ivopts.h): Include header file.
28263 2017-05-05 Nathan Sidwell <nathan@acm.org>
28265 * config.gcc (arm*-*-*): Add missing 'fi'.
28267 2017-05-05 Steve Ellcey <sellcey@cavium.com>
28269 * doc/invoke.texi (-fopt-info): Explicitly say order of options
28270 included in -fopt-info does not matter.
28271 * doc/optinfo.texi (-fopt-info): Fix description of default
28272 behavour. Explicitly say order of options included in -fopt-info
28275 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
28277 * config.gcc: Allow combinations of aprofile and rmprofile values for
28278 --with-multilib-list.
28279 * config/arm/t-multilib: New file.
28280 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
28281 variables. Remove setting of ISA and floating-point ABI in
28282 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
28283 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
28284 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
28285 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
28287 * config/arm/t-rmprofile: Likewise except for the matches changes.
28288 * doc/install.texi (--with-multilib-list): Document the combination of
28289 aprofile and rmprofile values and warn about pitfalls in doing that.
28291 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
28293 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
28294 (movdi_aarch64): Likewise.
28296 2017-05-05 Jakub Jelinek <jakub@redhat.com>
28298 PR tree-optimization/80632
28299 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
28301 (build_arrays): Initialize it for virtual phis.
28302 (fix_phi_nodes): Use it for virtual phis.
28304 PR tree-optimization/80558
28305 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
28306 [x, y] op z into [x op, y op z] for op & or | if conditions
28309 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
28310 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
28313 * config/arm/arm.md (use_literal_pool): Remove.
28314 (64-bit immediate split): No longer takes cost into consideration
28315 if arm_disable_literal_pool is enabled.
28316 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
28317 used when arm_disable_literal_pool is enabled.
28318 (arm_max_const_double_inline_cost): Remove use of
28319 arm_disable_literal_pool.
28320 (push_minipool_fix): Add assert.
28321 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
28322 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
28323 (no_literal_pool_sf_immediate): New.
28325 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
28327 PR tree-optimization/80613
28328 * tree-ssa-dce.c (propagate_necessity): Remove cases for
28329 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
28331 2017-05-05 Richard Biener <rguenther@suse.de>
28333 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
28335 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
28337 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
28338 of this flag from insn conditions due to removal from r247495.
28340 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
28342 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
28344 (arm_early_store_addr_dep_ptr): Likewise.
28345 * config/arm/aarch-common-protos.h
28346 (arm_early_load_addr_dep_ptr): Add prototype.
28347 (arm_early_store_addr_dep_ptr): Likewise.
28348 * config/arm/cortex-a53.md: Add new bypasses.
28350 2017-05-05 Jakub Jelinek <jakub@redhat.com>
28352 * tree.c (next_type_uid): Change type to unsigned.
28353 (type_hash_canon): Decrement back next_type_uid if
28354 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
28355 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
28358 2017-05-04 Martin Sebor <msebor@redhat.com>
28360 * builtins.c: Fix a trivial typo in a comment.
28362 PR middle-end/79234
28363 * builtins.c (check_sizes): Adjust to handle reading past the end.
28364 Avoid printing excessive upper bound of ranges. Use %E to print
28365 tree nodes instead of converting them to %wu.
28366 (expand_builtin_memchr): New function.
28367 (compute_dest_size): Rename...
28368 (compute_objsize): ...to this.
28369 (expand_builtin_memcpy): Adjust.
28370 (expand_builtin_mempcpy): Adjust.
28371 (expand_builtin_strcat): Adjust.
28372 (expand_builtin_strcpy): Adjust.
28373 (check_strncat_sizes): Adjust.
28374 (expand_builtin_strncat): Adjust.
28375 (expand_builtin_strncpy): Adjust and simplify.
28376 (expand_builtin_memset): Adjust.
28377 (expand_builtin_bzero): Adjust.
28378 (expand_builtin_memcmp): Adjust.
28379 (expand_builtin): Handle memcmp.
28380 (maybe_emit_chk_warning): Check strncat just once.
28382 2017-05-04 Martin Sebor <msebor@redhat.com>
28384 PR preprocessor/79214
28385 PR middle-end/79222
28386 PR middle-end/79223
28387 * builtins.c (check_sizes): Add inlining context and issue
28388 warnings even when -Wno-system-headers is set.
28389 (check_strncat_sizes): Same.
28390 (expand_builtin_strncat): Same.
28391 (expand_builtin_memmove): New function.
28392 (expand_builtin_stpncpy): Same.
28393 (expand_builtin): Handle memmove and stpncpy.
28395 2017-05-04 Bin Cheng <bin.cheng@arm.com>
28397 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
28398 which is not used any more.
28400 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
28402 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
28404 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
28406 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
28407 (cortexa53_tunings): Likewise.
28408 (cortexa57_tunings): Likewise.
28409 (cortexa72_tunings): Likewise.
28410 (cortexa73_tunings): Likewise.
28412 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
28414 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
28415 Set loop alignment to 8.
28417 2017-05-04 Martin Sebor <msebor@redhat.com>
28419 PR translation/80280
28420 * builtins.c (expand_builtin_object_size): Add missing quoting to
28421 %D and like directives.
28422 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
28423 (hsa_type_for_tree_type): Same.
28424 (verify_function_arguments): Same.
28425 * symtab.c (symbol_table::change_decl_assembler_name): Same.
28426 * varasm.c (get_section): Same.
28429 2017-05-04 Martin Sebor <msebor@redhat.com>
28431 PR translation/80280
28432 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
28434 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
28436 * config/aarch64/aarch64.c (generic_addrcost_table):
28437 Change HI/TI mode setting.
28439 2017-05-04 Martin Jambor <mjambor@suse.cz>
28441 PR tree-optimization/80622
28442 * tree-sra.c (comes_initialized_p): New function.
28443 (build_accesses_from_assign): Only set write lazily when
28444 comes_initialized_p is false.
28445 (analyze_access_subtree): Use comes_initialized_p.
28446 (propagate_subaccesses_across_link): Assert !comes_initialized_p
28447 instead of testing for PARM_DECL.
28449 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28451 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
28452 constraint on operand 0 to allow more general addressing modes.
28453 Adjust output template.
28454 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
28456 * config/aarch64/aarch64-protos.h
28457 (aarch64_address_valid_for_prefetch_p): Declare prototype.
28458 * config/aarch64/constraints.md (Dp): New address constraint.
28459 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
28462 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
28464 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
28465 update use of estimate_ipcp_clone_size_and_time.
28466 (estimate_local_effects): Update use of
28467 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
28468 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
28469 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
28470 Return nonspecialized time.
28472 2017-05-04 Richard Biener <rguenther@suse.de>
28474 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
28475 for the last VUSE which def dominates the PHI. Directly call
28477 (get_continuation_for_phi_1): Remove.
28479 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
28481 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
28482 to explain the use of truncating division. Cap the number of
28483 iterations to the maximum given by nb_iterations_upper_bound,
28486 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
28488 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
28489 * configure: Regenerate.
28490 * config.in: Regenerate.
28491 * config/i386/driver-mingw32.c: new file.
28492 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
28493 * config.host: Link driver-mingw32.o on MinGW host.
28494 * doc/install.texi: Document new --enable-mingw-wildcard configure
28497 2017-05-04 Marek Polacek <polacek@redhat.com>
28499 PR tree-optimization/80612
28500 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
28502 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
28503 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
28505 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
28506 (movt splitter): Likewise.
28507 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
28508 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
28509 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
28510 block for Thumb-1 with MOVT.
28511 (thumb2_legitimate_address_p): Move code block ...
28512 (can_avoid_literal_pool_for_label_p): ... into this new function.
28513 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
28515 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
28516 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
28517 "M-profile targets with the MOVT instruction".
28519 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
28521 * config/arm/arm-builtins.c (arm_init_builtins): Rename
28522 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
28523 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
28525 2017-05-04 Martin Liska <mliska@suse.cz>
28527 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
28528 variable cond_code.
28530 2017-05-04 Richard Biener <rguenther@suse.de>
28532 * tree.c (array_at_struct_end_p): Handle arrays at struct
28533 end with flexarrays more conservatively. Refactor and treat
28534 arrays of arrays or aggregates more strict. Fix
28535 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
28536 * tree.c (array_at_struct_end_p): Adjust prototype.
28537 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
28538 * gimple-fold.c (get_range_strlen): Likewise.
28539 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
28541 2017-05-04 Richard Biener <rguenther@suse.de>
28543 PR tree-optimization/31130
28544 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
28546 (supports_overflow_infinity): Likewise.
28547 (is_negative_overflow_infinity): Likewise.
28548 (is_positive_overflow_infinity): Likewise.
28549 (is_overflow_infinity): Likewise.
28550 (stmt_overflow_infinity): Likewise.
28551 (overflow_infinity_range_p): Likewise.
28552 (usable_range_p): Remove as always returning true.
28553 (make_overflow_infinity): Remove.
28554 (negative_overflow_infinity): Likewise.
28555 (positive_overflow_infinity): Likewise.
28556 (avoid_overflow_infinity): Likewise.
28557 (set_value_range): Adjust accordingly.
28558 (set_value_range_to_nonnegative): Likewise, remove now unused
28559 overflow_infinity arg.
28560 (vrp_operand_equal_p): Adjust.
28561 (update_value_range): Likewise.
28562 (range_int_cst_singleton_p): Likewise.
28563 (operand_less_p): Likewise.
28564 (compare_values_warnv): Likewise.
28565 (extract_range_for_var_from_comparison_expr): Likewise.
28566 (vrp_int_const_binop): Likewise.
28567 (zero_nonzero_bits_from_vr): Likewise.
28568 (extract_range_from_multiplicative_op_1): Likewise.
28569 (extract_range_from_binary_expr_1): Likewise.
28570 (extract_range_from_unary_expr): Likewise.
28571 (extract_range_from_comparison): Likewise.
28572 (extract_range_basic): Likewise.
28573 (adjust_range_with_scev): Likewise.
28574 (compare_ranges): Likewise.
28575 (compare_range_with_value): Likewise.
28576 (dump_value_range): Likewise.
28577 (test_for_singularity): Likewise, remove strict_overflow_p parameter
28579 (simplify_cond_using_ranges): Adjust.
28581 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
28583 * brig-builtins.def: Added a builtin for class_f64.
28584 * builtin-types.def: Added a builtin type needed by class_f64.
28586 2017-05-03 Jason Merrill <jason@redhat.com>
28588 * timevar.def: Add TV_CONSTEXPR.
28590 2017-05-03 David Malcolm <dmalcolm@redhat.com>
28592 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
28594 2017-05-03 Martin Jambor <mjambor@suse.cz>
28596 * ipa-prop.c (ipa_update_after_lto_read): Removed.
28597 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
28598 * ipa-cp.c (ipcp_propagate_stage): Do not call
28599 ipa_update_after_lto_read.
28600 * ipa-inline.c (ipa_inline): Likewise.
28602 2017-05-03 Martin Jambor <mjambor@suse.cz>
28604 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
28605 tag. Added a default constructor and a destructor.
28606 (ipa_edge_args_sum_t): New class;
28607 (ipa_edge_args_sum): Declare.
28608 (ipa_edge_args_vector): Remove declaration.
28609 (IPA_EDGE_REF): Use ipa_edge_args_sum.
28610 (ipa_free_edge_args_substructures): Remove declaration.
28611 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
28612 (ipa_edge_args_info_available_for_edge_p): Likewise.
28613 * ipa-prop.c (ipa_edge_args_vector): Removed.
28614 (edge_removal_hook_holder): Likewise.
28615 (edge_duplication_hook_holder): Likewise.
28616 (ipa_edge_args_sum): New variable.
28617 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
28618 ipa_edge_args_vector.
28619 (ipa_free_edge_args_substructures): Likewise.
28620 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
28621 ipa_edge_args_vector.
28622 (ipa_edge_removal_hook): Turned into method
28623 ipa_edge_args_sum_t::remove.
28624 (ipa_edge_duplication_hook): Turned into method
28625 ipa_edge_args_sum_t::duplicate.
28626 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
28627 registering edge hooks.
28628 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
28629 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
28630 ipa_edge_args_sum instead of ipa_edge_args_vector.
28631 * ipa-profile.c (ipa_profile): Likewise.
28633 2017-05-03 Martin Jambor <mjambor@suse.cz>
28635 * symbol-summary.h (function_summary): New method exists.
28636 (function_summary::symtab_removal): Deallocate through release.
28637 (call_summary): New class.
28638 (gt_ggc_mx): New overload.
28639 (gt_pch_nx): Likewise.
28640 (gt_pch_nx): Likewise.
28642 2017-05-03 Jeff Law <law@redhat.com>
28644 PR tree-optimization/78496
28645 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
28646 from simplify_cond_using_ranges. Split off code to walk
28647 backwards through casts into ...
28648 (simplify_cond_using_ranges_2): New function.
28649 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
28650 (execute_vrp): After identifying jump threads, call
28651 simplify_cond_using_ranges_2.
28653 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
28656 * ipa-inline.h (inline_summary): Add ctor.
28657 (create_ggc): Do not use ggc_cleared_alloc.
28659 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
28660 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28662 * gcc.c (handle_braces): Support escaping in switch matching
28664 * doc/invoke.texi (Spec Files): Document it.
28665 Remove superfluous @code markup in items.
28667 2017-05-03 David Malcolm <dmalcolm@redhat.com>
28669 * diagnostic-show-locus.c (struct column_range): New struct.
28670 (get_affected_columns): New function.
28671 (get_printed_columns): New function.
28672 (struct correction): New struct.
28673 (correction::ensure_capacity): New function.
28674 (correction::ensure_terminated): New function.
28675 (struct line_corrections): New struct.
28676 (line_corrections::~line_corrections): New dtor.
28677 (line_corrections::add_hint): New function.
28678 (layout::print_trailing_fixits): Reimplement in terms of the new
28680 (selftest::test_overlapped_fixit_printing): New function.
28681 (selftest::diagnostic_show_locus_c_tests): Call it.
28683 2017-05-03 Nathan Sidwell <nathan@acm.org>
28685 Canonicalize canonical type hashing
28686 * tree.h (type_hash_canon_hash): Declare.
28687 * tree.c (type_hash_list, attribute_hash_list): Move into
28688 type_hash_canon_hash.
28689 (build_type_attribute_qual_variant): Break out hash code calc into
28690 type_hash_canon_hash.
28691 (type_hash_canon_hash): New. Generic type hash computation.
28692 (build_range_type_1, build_array_type_1, build_function_type,
28693 build_method_type_directly, build_offset_type, build_complex_type,
28694 make_vector_type): Call it.
28696 2017-05-03 Richard Biener <rguenther@suse.de>
28698 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
28699 When all DRs have unknown misaligned do not always peel
28700 when there is a store but apply the same costing model as if
28701 there were only loads.
28703 2017-05-03 Richard Biener <rguenther@suse.de>
28706 PR tree-optimization/80492
28707 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
28708 compare_base_decls returning dont-know properly.
28710 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
28712 * config/arm/iterators.md (CCSI): New mode iterator.
28713 (arch): New mode attribute.
28714 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
28715 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
28716 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
28717 code iterator for success result mode.
28718 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
28719 the corresponding new insn generators.
28721 2017-05-03 Bin Cheng <bin.cheng@arm.com>
28724 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28725 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
28727 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
28729 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
28730 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
28731 (DDR_A): Wrap DDR argument in brackets.
28732 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
28733 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
28734 (DDR_REVERSED_P): Likewise.
28736 2017-05-03 Jakub Jelinek <jakub@redhat.com>
28738 PR tree-optimization/79472
28739 * tree-switch-conversion.c (struct switch_conv_info): Add
28740 contiguous_range and default_case_nonstandard fields.
28741 (collect_switch_conv_info): Compute contiguous_range and
28742 default_case_nonstandard fields, don't clear final_bb if
28743 contiguous_range and only the default case doesn't have the required
28745 (check_all_empty_except_final): Set default_case_nonstandard instead
28746 of failing if contiguous_range and the default case doesn't have empty
28748 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
28749 and only the default case doesn't have the required constants. Skip
28751 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
28752 if default_case_nonstandard.
28753 (build_constructors): Build constant 1 just once. Assert that default
28754 values aren't inserted in between cases if contiguous_range. Skip
28756 (build_arrays): Skip virtual phis.
28757 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
28758 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
28759 Handle virtual phis.
28760 (gen_inbound_check): Handle default_case_nonstandard case.
28761 (process_switch): Adjust check_final_bb caller. Call
28762 gather_default_values with the first non-default case instead of
28763 default case if default_case_nonstandard.
28765 2017-05-02 Nathan Sidwell <nathan@acm.org>
28767 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
28768 check. Fix formatting.
28770 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
28772 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
28773 errors when comparing specialized and unspecialized times.
28775 2017-05-02 David Malcolm <dmalcolm@redhat.com>
28777 * diagnostic-show-locus.c
28778 (layout::should_print_annotation_line_p): Make private.
28779 (layout::print_annotation_line): Make private.
28780 (layout::annotation_line_showed_range_p): Make private.
28781 (layout::show_ruler): Make private.
28782 (layout::print_source_line): Make private. Pass in line and
28783 line_width, rather than calling location_get_source_line. Drop
28785 (layout::print_leading_fixits): New method.
28786 (layout::print_any_fixits): Rename to...
28787 (layout::print_trailing_fixits): ...this, and make private.
28788 Don't print newline fixits.
28789 (diagnostic_show_locus): Move logic for printing one row into...
28790 (layout::print_line): ...this new function. Move the
28791 location_get_source_line call and error-handling from
28792 print_source_line to here. Call print_leading_fixits, and rename
28793 print_any_fixits to print_trailing_fixits.
28794 (selftest::test_fixit_insert_containing_newline): Update now that
28795 newlines are partially supported.
28796 (selftest::test_fixit_insert_containing_newline_2): New test.
28797 (selftest::test_fixit_replace_containing_newline): Update comments.
28798 (selftest::diagnostic_show_locus_c_tests): Call the new test.
28799 * edit-context.c (class added_line): New class.
28800 (class edited_line): Describe newline handling in comment.
28801 (edited_line::actually_edited_p): New method.
28802 (edited_line::print_content): Delete redundant decl.
28803 (edited_line::m_predecessors): New field.
28804 (edited_file::print_content): Call edited_line::print_content.
28805 (edited_file::print_diff): Update to support newlines.
28806 (edited_file::print_diff_hunk): Likewise.
28807 (edited_file::print_run_of_changed_lines): New function.
28808 (edited_file::print_diff_line): Convert to...
28809 (print_diff_line): ...this.
28810 (edited_file::get_effective_line_count): New function.
28811 (edited_line::edited_line): Initialize new field m_predecessors.
28812 (edited_line::~edited_line): Clean up m_predecessors.
28813 (edited_line::apply_fixit): Handle newlines.
28814 (edited_line::get_effective_line_count): New function.
28815 (edited_line::print_content): New function.
28816 (edited_line::print_diff_lines): New function.
28817 (selftest::test_applying_fixits_insert_containing_newline): New
28819 (selftest::test_applying_fixits_replace_containing_newline): New
28821 (selftest::insert_line): New function.
28822 (selftest::test_applying_fixits_multiple_lines): Add example of
28824 (selftest::edit_context_c_tests): Call the new tests.
28826 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28828 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
28829 parameter cand. Update dump information.
28830 (get_computation_cost): Update uses.
28832 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28834 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
28835 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
28836 (get_computation_at, rewrite_use_address): Update use of
28837 get_computation_aff.
28839 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28841 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
28842 (get_computation): Delete.
28843 (get_computation_cost): Implement like get_computation_cost_at.
28844 Use get_computation_at.
28845 (get_computation_cost_at): Delete.
28846 (rewrite_use_nonlinear_expr): Use get_computation_at.
28847 (rewrite_use_compare, remove_unused_ivs): Ditto.
28849 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28851 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
28853 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28855 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
28856 (ivopts_global_cost_for_size): Rename parameter and update uses.
28857 (iv_ca_recount_cost): Update uses.
28858 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
28859 candidates seperately in n_invs and n_cands.
28860 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
28862 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28864 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
28865 (find_inv_vars_cb): New.
28866 (find_depends): Renamed to ...
28867 (find_inv_vars): ... this.
28868 (add_candidate_1, force_var_cost): Call find_inv_vars.
28869 (split_address_cost, determine_group_iv_cost_cond): Ditto.
28871 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28873 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
28874 inv_vars. Add inv_exprs.
28875 (struct iv_cand): Rename depends_on to inv_vars.
28876 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
28877 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
28878 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
28879 (dump_cand): Dump inv_vars.
28880 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
28881 (record_invariant, find_depends, add_candidate_1): Ditto.
28882 (set_group_iv_cost, force_var_cost): Ditto.
28883 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
28884 (get_computation_cost_at, get_computation_cost): Ditto.
28885 (determine_group_iv_cost_generic): Ditto.
28886 (determine_group_iv_cost_address): Ditto.
28887 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
28888 (determine_group_iv_costs): Ditto.
28889 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
28890 (iv_ca_set_remove_invariants): Renamed to ...
28891 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
28892 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
28893 (iv_ca_set_add_invariants): Renamed to ...
28894 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
28895 (iv_ca_set_cp): Use iv_ca_set_add_invs.
28896 (iv_ca_has_deps): Support inv_vars and inv_exprs.
28897 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
28898 (create_new_ivs): Remove useless dump.
28900 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28902 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
28904 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
28905 (iv_ca_set_no_cp, create_new_iv): Ditto.
28907 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28909 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
28911 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
28913 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
28914 function tree_check2.
28916 2017-05-02 Martin Liska <mliska@suse.cz>
28918 * doc/gcov.texi: Add missing preposition.
28919 * gcov.c (function_info::function_info): Properly fill up
28920 all member variables.
28922 2017-05-02 Tamar Christina <tamar.christina@arm.com>
28924 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
28926 2017-05-02 Tamar Christina <tamar.christina@arm.com>
28928 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
28930 2017-05-02 Martin Liska <mliska@suse.cz>
28933 * lto-streamer-in.c (lto_read_tree_1): Remove
28934 LTO_STREAMER_DEBUG.
28935 * lto-streamer.c (struct tree_hash_entry): Likewise.
28936 (struct tree_entry_hasher): Likewise.
28937 (tree_entry_hasher::hash): Likewise.
28938 (tree_entry_hasher::equal): Likewise.
28939 (lto_streamer_init): Likewise.
28940 (lto_orig_address_map): Likewise.
28941 (lto_orig_address_get): Likewise.
28942 (lto_orig_address_remove): Likewise.
28943 * lto-streamer.h: Likewise.
28944 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
28945 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
28947 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
28949 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
28950 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
28951 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
28952 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
28953 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
28954 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
28955 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
28956 (mm_maskz_sub_ss): New intrinsics.
28957 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
28958 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
28959 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
28960 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
28961 (__builtin_ia32_subss_mask_round): New builtins.
28962 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
28963 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
28964 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
28966 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
28967 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
28969 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
28972 2017-05-02 Martin Jambor <mjambor@suse.cz>
28974 PR tree-optimization/78687
28975 * tree-sra.c (access): New field parent.
28976 (process_subtree_disqualification): New function.
28977 (disqualify_candidate): Call it.
28978 (build_accesses_from_assign): Reset write flag if creating an
28980 (build_access_subtree): Fill in parent field and also prpagate
28981 down grp_write flag.
28982 (create_artificial_child_access): New parameter set_grp_write, set
28983 grp_write to its value.
28984 (propagate_subaccesses_across_link): Also propagate grp_write flag
28986 (propagate_all_subaccesses): Push the closest parent back to work
28987 queue if add_access_to_work_queue returned true.
28989 2017-05-02 Richard Biener <rguenther@suse.de>
28991 * common.opt (fstrict-overflow): Alias negative to fwrapv.
28992 * doc/invoke.texi (fstrict-overflow): Remove all traces of
28993 -fstrict-overflow documentation.
28994 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
28995 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
28996 flag_strict_overflow.
28997 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
28998 * lto-opts.c (lto_write_options): Do not stream it.
28999 * lto-wrapper.c (merge_and_complain): Do not handle it.
29000 * opts.c (default_options_table): Do not set -fstrict-overflow.
29001 (finish_options): Likewise do not clear it when sanitizing.
29002 * simplify-rtx.c (simplify_const_relational_operation): Do not
29003 test flag_strict_overflow.
29005 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
29007 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
29008 using enabled attribute.
29009 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
29010 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
29011 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
29012 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
29013 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
29014 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
29015 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
29016 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
29017 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
29018 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
29020 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
29022 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
29024 2017-05-02 Richard Biener <rguenther@suse.de>
29026 PR tree-optimization/80591
29028 2017-04-10 Richard Biener <rguenther@suse.de>
29030 * tree-ssa-structalias.c (find_func_aliases): Properly handle
29033 2017-05-02 Richard Biener <rguenther@suse.de>
29035 PR tree-optimization/80549
29036 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
29037 (cleanup_tree_cfg_noloop): Create forwarders to known loop
29038 headers if they do not have a preheader.
29040 2017-05-02 Martin Liska <mliska@suse.cz>
29043 * common.opt: Fix typo.
29044 * doc/invoke.texi: Likewise.
29046 2017-05-01 Jan Beulich <jbeulich@suse.com>
29048 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
29049 swapping, add (x,x,m,x,n) alternative.
29051 2017-05-01 Nathan Sidwell <nathan@acm.org>
29053 * calls.c (combine_pending_stack_adjustment_and_call): Remove
29054 unnecessary unadjusted_alignment check.
29056 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
29059 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
29061 * gimplify.c (gimplify_cilk_detach): New function.
29062 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
29063 * tree-core.h: Document EXPR_CILK_SPAWN.
29064 * tree.h (EXPR_CILK_SPAWN): Define.
29066 2017-05-01 David Malcolm <dmalcolm@redhat.com>
29068 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
29069 to use new fixit_hint representation, using the "replace" logic.
29070 (get_line_span_for_fixit_hint): Likewise.
29071 (layout::print_any_fixits): Likewise.
29072 (selftest::test_one_liner_many_fixits): Rename to...
29073 (selftest::test_one_liner_many_fixits_1): ...this, and update
29074 comment and expected output to reflect that the multiple fix-it
29075 hints are now consolidated into one insertion.
29076 (selftest::test_one_liner_many_fixits_2): New test.
29077 (selftest::test_diagnostic_show_locus_one_liner): Update for
29079 (selftest::test_fixit_consolidation): Update for fix-it API
29081 * diagnostic.c (print_parseable_fixits): Likewise.
29082 * edit-context.c (edited_line::m_line_events): Convert from
29083 auto_vec <line_event *> to auto_vec <line_event>.
29084 (class line_event): Convert from abstract base class to a concrete
29085 class, taking over the role of replace_event.
29086 (class insert_event): Delete.
29087 (class replace_event): Rename to class line_event. Convert to
29089 (edit_context::add_fixits): Reimplement.
29090 (edit_context::apply_insert): Delete.
29091 (edit_context::apply_replace): Rename to...
29092 (edit_context::apply_fixit): ...this. Convert to half-open range.
29093 (edited_file::apply_insert): Delete.
29094 (edited_file::apply_replace): Rename to...
29095 (edited_file::apply_fixit): ...this.
29096 (edited_line::~edited_line): Drop deletion of events.
29097 (edited_line::apply_insert): Delete.
29098 (edited_line::apply_replace): Rename to...
29099 (edited_line::apply_fixit): ...this. Convert to half-open range.
29100 Update for change to type of m_line_events.
29101 * edit-context.h (edit_context::apply_insert): Delete.
29102 (edit_context::apply_replace): Rename to...
29103 (edit_context::apply_fixit): ...this.
29105 2017-05-01 Martin Sebor <msebor@redhat.com>
29107 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
29110 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
29113 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
29114 __get_cpuid_max returns 0.
29115 (__get_cpuid_count): Ditto.
29117 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
29119 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
29120 replacement expression is another instance of one of its arguments.
29122 2017-05-01 Jakub Jelinek <jakub@redhat.com>
29125 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
29126 check for stack push/pop autoinc.
29127 * config/i386/i386.c (ix86_agi_dependent): Return false
29128 if the only reason why modified_in_p returned true is that
29129 addr is SP based and set_insn is a push or pop.
29131 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
29133 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
29136 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
29139 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
29140 (account_size_time): Use two predicates - exec_pred and
29142 (evaluate_conditions_for_known_args): Compute both clause and
29144 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
29145 (inline_summary_t::duplicate): Update.
29146 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
29148 (compute_inline_parameters): Likewise.
29149 (estimate_edge_size_and_time): Update caluclation of time.
29150 (estimate_node_size_and_time): Compute both time and nonspecialized
29152 (estimate_ipcp_clone_size_and_time): Update.
29153 (inline_merge_summary): Update.
29154 (do_estimate_edge_time): Update.
29155 (do_estimate_edge_size): Update.
29156 (do_estimate_edge_hints): Update.
29157 (inline_read_section, inline_write_summary): Stream both new predicates.
29158 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
29160 (compute_inlined_call_time): Cleanup.
29161 (big_speedup_p): Update.
29162 (edge_badness): Update.
29163 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
29164 (size_time_entry): Replace predicate by exec_predicate and
29165 nonconst_predicate.
29166 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
29167 (estimate_edge_time): Return also nonspec_time.
29168 (reset_edge_growth_cache): Update.
29170 2017-04-29 Jakub Jelinek <jakub@redhat.com>
29172 PR rtl-optimization/80491
29173 * ifcvt.c (noce_process_if_block): When looking for x setter
29174 with missing else_bb, don't check only the insn right before
29175 cond_earliest, but look for the last insn that x is modified in
29176 within the same bb.
29178 PR rtl-optimization/80491
29179 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
29181 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
29183 PR tree-optimization/80487
29184 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
29186 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29188 PR tree-optimization/79697
29189 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
29190 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
29191 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
29193 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
29194 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
29196 2017-04-28 Martin Sebor <msebor@redhat.com>
29198 PR tree-optimization/80523
29199 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
29200 (init_target_to_host_charmap, target_to_host, target_strtol10): New
29202 (maybe_warn, format_directive, parse_directive): Use new functions.
29203 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
29205 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
29207 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
29209 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
29211 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
29212 target_header_dir): Set correctly.
29213 * configure: Regenerated.
29214 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
29215 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
29216 instead of SYSTEM_HEADER_DIR.
29218 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
29220 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
29221 (estimate_local_effects): Likewise.
29222 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
29223 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
29224 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
29225 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
29226 do_estimate_edge_time, estimate_edge_time): Likewise.
29227 * ipa-inline-analysis.c (estimate_node_size_and_time,
29228 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
29229 (estimate_time_after_inlining): Remove.
29231 2017-04-28 Martin Liska <mliska@suse.cz>
29233 * doc/gcov.texi: Enhance documentation of gcov.
29235 2017-04-28 Martin Liska <mliska@suse.cz>
29237 * doc/gcov.texi: Sort options in alphabetic order.
29238 * doc/gcov-dump.texi: Likewise.
29239 * doc/gcov-tool.texi: Likewise.
29240 * gcov.c (print_usage): Likewise.
29241 * gcov-dump.c (print_usage): Likewise.
29242 * gcov-tool.c (print_merge_usage_message): Likewise.
29243 (print_rewrite_usage_message): Likewise.
29244 (print_overlap_usage_message): Likewise.
29246 2017-04-28 Martin Liska <mliska@suse.cz>
29248 PR gcov-profile/53915
29249 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
29251 2017-04-28 Martin Liska <mliska@suse.cz>
29253 PR gcov-profile/79891
29254 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
29255 is marked by compiler as living on a line.
29256 (get_cycles_count): Remove usage of the union.
29257 (output_intermediate_file): Likewise.
29258 (find_source): Fix GNU coding style.
29259 (accumulate_line_counts): Remove old non-all block mode.
29260 (output_lines): Remove usage of the union.
29261 * profile.c (output_location): Include all BBs, even if
29262 belonging to a same line (and file) as a previous BB.
29264 2017-04-28 Martin Liska <mliska@suse.cz>
29266 * gcov.c (process_args): Handle new argument 'w'.
29267 (read_graph_file): Assign ID to BBs.
29268 (output_branch_count): Display BB # if verbose flag is set.
29269 (output_lines): Likewise for arcs.
29270 (print_usage): Add '--verbose' option help.
29271 * doc/gcov.texi: Document --verbose (-w) option.
29273 2017-04-28 Martin Liska <mliska@suse.cz>
29275 * gcov.c (struct block_location_info): New struct.
29276 (process_file): Fill up the new structure.
29277 (read_graph_file): Replace usage of encoding by the newly added
29279 (add_line_counts): Likewise.
29280 (accumulate_line_counts): Remove usage of the union.
29281 (function_info::function_info): New function.
29282 (function_info::~function_info): Likewise.
29283 (process_file): Call delete instead of release_function.
29284 (release_function): Release the function.
29285 (release_structures): Call delete instead of release_function.
29286 (solve_flow_graph): Replace usage of num_blocks.
29287 (find_exception_blocks): Likewise.
29288 (output_lines): Fix GNU coding style.
29290 2017-04-28 Martin Liska <mliska@suse.cz>
29293 * coverage.c (coverage_remove_note_file): New function.
29294 * coverage.h: Declare the function.
29295 * toplev.c (finalize): Clean if an error has been seen.
29297 2017-04-28 Martin Liska <mliska@suse.cz>
29299 PR gcov-profile/80031
29300 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
29301 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
29302 * gcov.c (read_graph_file): Read just number of blocks.
29303 * profile.c (branch_prob): Do not stream 0 flags per a basic
29306 2017-04-28 Martin Liska <mliska@suse.cz>
29308 * gcov-dump.c (tag_*): Add new argument to declarations.
29309 (dump_gcov_file): Likewise.
29310 (tag_blocks): Add and use new argument depth.
29311 (tag_arcs): Likewise.
29312 (tag_lines): Likewise.
29313 (tag_counters): Likewise.
29314 (tag_summary): Likewise.
29315 (dump_working_sets): Use depth to do a proper indentation.
29317 2017-04-28 Jakub Jelinek <jakub@redhat.com>
29320 * cgraph.h (symtab_node::debug_symtab): No longer inline.
29321 * symtab.c (symtab_node::debug_symtab): Move definition here.
29323 2017-04-28 Richard Biener <rguenther@suse.de>
29325 * lto-streamer.h (LTO_major_version): Bump to 7.
29327 2017-04-28 Richard Biener <rguenther@suse.de>
29329 * tree-vrp.c (assert_info): New struct.
29330 (add_assert_info): New helper.
29331 (register_edge_assert_for_2): Refactor to add asserts to a vector
29333 (register_edge_assert_for_1): Likewise.
29334 (register_edge_assert_for): Likewise.
29335 (finish_register_edge_assert_for): New helper actually registering
29336 asserts where live on edge.
29337 (find_conditional_asserts): Adjust.
29338 (find_switch_asserts): Likewise.
29339 (evrp_dom_walker::try_find_new_range): Generalize.
29340 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
29342 2017-04-27 Marek Polacek <polacek@redhat.com>
29345 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
29346 arg10 and arg11 to itype.
29348 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
29350 * doc/extend.texi (Object Size Checking): Improve grammar.
29352 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
29355 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
29356 that the logic for permitting reciprocal estimates matches that
29359 2017-04-27 Jakub Jelinek <jakub@redhat.com>
29362 * tree.c (type_cache_hasher::equal): Only compare
29363 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
29364 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
29365 non-aggregate element types.
29366 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
29367 about the flag on ARRAY_TYPEs in the comment, formatting fix.
29369 2017-04-27 Richard Biener <rguenther@suse.de>
29371 PR middle-end/80533
29372 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
29373 stripping ARRAY_REFs from MEM_EXPR make sure we're not
29374 keeping a reference to a trailing array.
29376 2017-04-27 Richard Biener <rguenther@suse.de>
29378 PR middle-end/80539
29379 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
29380 being in loop-closed SSA form conservatively.
29381 (chrec_fold_multiply_poly_poly): Likewise.
29383 2017-04-27 Tamar Christina <tamar.christina@arm.com>
29385 PR middle-end/79665
29386 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
29387 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
29389 2017-04-27 Jakub Jelinek <jakub@redhat.com>
29392 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
29393 (aarch64_function_arg_alignment): Return unsigned int again, but still
29394 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
29395 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
29396 Don't emit -Wpsabi note.
29397 (aarch64_function_arg_boundary): Likewise.
29398 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
29401 2017-04-26 Nathan Sidwell <nathan@acm.org>
29403 * tree.h (crc32_unsigned_n): Declare.
29404 (crc32_unsigned, crc32_unsigned): Make inline.
29405 * tree.c (crc32_unsigned_bits): Replace with ...
29406 (crc32_unsigned_n): ... this.
29407 (crc32_unsigned, crc32_byte): Remove.
29408 (crc32_string): Remove unnecessary braces.
29410 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
29412 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
29413 * ipa-inline-analysis.c (MAX_TIME): Remove.
29414 (account_size_time): Use sreal for time.
29415 (dump_inline_summary): Update.
29416 (estimate_function_body_sizes): Update.
29417 (estimate_edge_size_and_time): Update.
29418 (estimate_calls_size_and_time): Update.
29419 (estimate_node_size_and_time): Update.
29420 (inline_merge_summary): Update.
29421 (inline_update_overall_summary): Update.
29422 (estimate_time_after_inlining): Update.
29423 (inline_read_section): Update.
29424 (inline_write_summary): Update.
29425 * ipa-inline.c (compute_uninlined_call_time): Update.
29426 (compute_inlined_call_time): Update.
29427 (recursive_inlining): Update.
29428 (inline_small_functions): Update.
29429 (dump_overall_stats): Update.
29430 * ipa-inline.h: Include sreal.h.
29431 (size_time_entry): Turn time to sreal.
29432 (inline_summary): Turn self_time nad time to sreal.
29434 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
29436 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
29438 (sreal::stream_out, sreal::stream_in): New.
29439 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
29441 2017-04-25 Jakub Jelinek <jakub@redhat.com>
29443 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
29446 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
29449 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
29451 (dimode_scalar_chain::compute_convert_gain): Ditto.
29452 (dimode_scalar_chain::make_vector_copies): Ditto.
29453 (dimode_scalar_chain::convert_reg): Ditto.
29454 (dimode_scalar_chain::convert_insn): Ditto.
29455 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
29456 (VI248_AVX512BW_1): New mode iterator.
29457 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
29458 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
29461 2017-04-25 Martin Sebor <msebor@redhat.com>
29463 PR tree-optimization/80497
29464 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
29465 constants are representable in HOST_WIDE_INT.
29466 (parse_directive): Ditto.
29468 2017-04-25 Martin Sebor <msebor@redhat.com>
29471 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
29472 (new_zero_array): Adjust signature.
29473 (dom_info::dom_init): Used unsigned rather that size_t.
29474 (dom_info::dom_info): Same.
29476 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29477 Jakub Jelinek <jakub@redhat.com>
29480 * config/arm/arm.c: Include gimple.h.
29481 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
29482 returns negative, increment ncrn only if it returned positive.
29483 (arm_needs_doubleword_align): Return int instead of bool,
29484 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
29485 members, but if there is any such non-FIELD_DECL
29486 > PARM_BOUNDARY aligned decl, return -1 instead of false.
29487 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
29488 returns negative, increment nregs only if it returned positive.
29489 (arm_setup_incoming_varargs): Likewise.
29490 (arm_function_arg_boundary): Emit -Wpsabi note if
29491 arm_needs_doubleword_align returns negative, return
29492 DOUBLEWORD_ALIGNMENT only if it returned positive.
29494 2017-04-25 Marek Polacek <polacek@redhat.com>
29497 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
29498 first argument to type.
29500 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
29503 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
29504 type checks to test for compatibility instead of equality.
29506 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29507 Jakub Jelinek <jakub@redhat.com>
29510 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
29512 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
29513 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
29514 the alignment computation, but return their maximum in warn_alignment.
29515 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
29516 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
29518 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
29519 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
29522 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
29524 * config/arc/simdext.md (dmpyh): Fix typo.
29526 2017-04-25 Richard Biener <rguenther@suse.de>
29528 PR tree-optimization/80492
29529 * alias.c (compare_base_decls): Handle registers with asm
29530 specification conservatively.
29531 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
29532 compare_base_decls returning dont-know properly.
29534 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
29536 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
29537 (legitimate_offset_address_p): New function.
29538 (arc_legitimate_address_p): Use above function.
29540 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
29542 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
29544 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
29546 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
29547 ACCH registers whenever they are available.
29549 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
29551 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
29552 double regs fix when not used.
29554 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
29556 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
29558 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
29559 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
29561 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
29563 * config/arc/arc.c (arc_output_addsi): Check for h-register class
29564 when emitting short ADD instructions.
29566 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
29568 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
29570 (cmpsi_cc_c_insn): Likewise.
29571 (cbranchsi4_scratch): Compute proper instruction length using
29572 compact_hreg_operand.
29573 * config/arc/predicates.md (compact_hreg_operand): New predicate.
29575 2017-04-25 Richard Biener <rguenther@suse.de>
29577 PR middle-end/80509
29578 * passes.c (pass_manager::pass_manager): Initialize
29579 m_name_to_pass_map.
29581 2017-04-25 Richard Biener <rguenther@suse.de>
29583 PR tree-optimization/79201
29584 * tree-ssa-sink.c (statement_sink_location): Handle calls.
29586 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29589 * config/s390/vector.md: Split MEM->GPR vector moves for
29590 non-s_operand addresses.
29592 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29595 * config/s390/predicates.md (reload_const_wide_int_operand): New
29597 * config/s390/s390.md ("movti"): Remove d/P alternative.
29598 ("movti_bigconst"): New pattern definition.
29600 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
29603 * s390-protos.h (s390_expand_cs_hqi): Removed.
29604 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
29605 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
29606 modes as well as CCZ1mode and CCZmode.
29607 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
29608 signature of s390_emit_compare_and_swap.
29609 (s390_expand_cs_hqi): Likewise, make static.
29610 (s390_expand_cs_tdsi): Generate an explicit compare before trying
29611 compare-and-swap, in some cases.
29612 (s390_expand_cs): Wrapper function.
29613 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
29615 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
29616 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
29617 patterns for small and large integers. Forbid symref memory operands.
29618 Move expander to s390.c. Require cc register.
29619 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
29620 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
29621 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
29622 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
29623 symref memory operands. Remove CC mode and call s390_match_ccmode
29625 ("atomic_exchange<mode>"): Allow and implement all integer modes.
29627 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
29629 * config/s390/s390.md (define_peephole2): New peephole to help
29630 combining the load-and-test pattern with volatile memory.
29632 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
29634 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
29635 with CCZmode for TARGET_Z196.
29637 2017-04-25 Jakub Jelinek <jakub@redhat.com>
29639 PR rtl-optimization/80501
29640 * combine.c (make_compound_operation_int): Set subreg_code to SET
29641 even for AND with mask of the sign bit of mode.
29643 PR rtl-optimization/80500
29644 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
29645 sum's initial value.
29647 2017-04-25 Julian Brown <julian@codesourcery.com>
29648 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
29650 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
29652 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
29654 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
29656 2017-04-25 Julian Brown <julian@codesourcery.com>
29657 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
29659 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
29660 (thunderx2t99_sha): New Reservation.
29662 2017-04-25 Julian Brown <julian@codesourcery.com>
29663 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
29665 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
29666 type for 1-element load.
29668 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
29670 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
29672 2017-04-24 Martin Jambor <mjambor@suse.cz>
29674 PR tree-optimization/80293
29675 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
29676 char arrays not totally scalarizable if it is false.
29677 (analyze_all_variable_accesses): Pass correct value in the new
29678 parameter. Add a statistics counter.
29680 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
29682 PR middle-end/79931
29683 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
29685 2017-04-24 Richard Biener <rguenther@suse.de>
29687 PR tree-optimization/80494
29688 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
29689 out for complex types.
29691 2017-04-24 Richard Biener <rguenther@suse.de>
29693 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
29694 * tree-ssa-sccvn.c (print_scc): Print SCC size.
29695 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
29696 (DFS): Adjust and never fail.
29697 (sccvn_dom_walker::fail): Remove.
29698 (sccvn_dom_walker::before_dom_children): Adjust.
29699 (run_scc_vn): Likewise and never fail.
29700 * tree-ssa-pre.c (pass_pre::execute): Adjust.
29701 (pass_fre::execute): Likewise.
29703 2017-04-24 Richard Biener <rguenther@suse.de>
29705 PR tree-optimization/79725
29706 * tree-ssa-sink.c (statement_sink_location): Return whether
29707 failure reason was zero uses. Move that check later.
29708 (sink_code_in_bb): Deal with zero uses by removing the stmt
29711 2017-04-24 Richard Biener <rguenther@suse.de>
29714 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
29715 pointer-based references.
29717 2017-04-24 Richard Biener <rguenther@suse.de>
29720 * pass_manager.h (pass_manager::operator new): Remove.
29721 (pass_manager::operator delete): Likewise.
29722 * passes.c (pass_manager::operator new): Remove.
29723 (pass_manager::operator delete): Likewise.
29724 (pass_manager::pass_manager): Zero individual pass members.
29726 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
29729 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
29730 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
29731 Check "XEXP (src, 1)" operand here.
29732 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
29733 Check "XEXP (src, 1)" operand here.
29734 (dimode_scalar_chain::make_vector_copies): Detect count register
29735 of a shift instruction. Zero extend count register from QImode
29736 to DImode to satisfy vector shift pattern count operand predicate.
29737 Substitute vector shift count operand with a DImode copy.
29738 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
29741 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
29743 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
29744 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
29745 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
29746 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
29747 (UNSPEC_NOREX_MEM): Remove definition.
29749 2017-04-21 Richard Biener <rguenther@suse.de>
29751 PR tree-optimization/79547
29752 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
29753 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
29754 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
29755 without any constraints.
29757 2017-04-21 Richard Biener <rguenther@suse.de>
29759 PR tree-optimization/78847
29760 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
29762 2017-04-21 Richard Biener <rguenther@suse.de>
29764 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
29765 (build_distinct_type_copy): Likewise.
29766 (build_variant_type_copy): Likewise.
29767 * tree.c (build_qualified_type): Pass down mem-stat info.
29768 (build_distinct_type_copy): Likewise.
29769 (build_variant_type_copy): Likewise.
29771 2017-04-21 Richard Biener <rguenther@suse.de>
29773 PR tree-optimization/80237
29774 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
29776 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
29777 for a simplified result.
29779 2016-04-21 Richard Biener <rguenther@suse.de>
29781 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
29782 sth as strict as a simple_iv but a chrec without symbols and an
29783 operand defined in the loop we are peeling (and not some subloop).
29784 (propagate_constants_for_unrolling): Propagate all constants.
29786 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
29789 * config/i386/i386.c (print_reg): Remove assert for disalowed
29790 regno values, call output_operand_lossage instead.
29792 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
29795 * config/i386/constraints.md (Yc): New register constraint.
29796 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
29797 Use Yc constraint for alternative 2 of operand 0. Remove
29798 preferred_for_speed attribute.
29800 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
29802 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
29803 lastprivate clauses in SIMT case.
29805 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
29807 * doc/invoke.texi (-Wextra-semi): Document new warning option.
29809 2017-04-20 Richard Biener <rguenther@suse.de>
29811 PR tree-optimization/57796
29812 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
29813 as N scalar stores.
29814 (vect_model_load_cost): Cost gathers as N scalar loads.
29816 2017-04-20 Richard Biener <rguenther@suse.de>
29818 * ggc-page.c (ggc_allocated_p): Rename to ...
29819 (safe_lookup_page_table_entry): ... this and return the lookup
29821 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
29823 2017-04-20 Richard Biener <rguenther@suse.de>
29825 PR tree-optimization/80453
29826 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
29827 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
29828 from the conditions.
29829 (vn_phi_eq): Pass them down.
29830 (vn_phi_lookup): Record them.
29831 (vn_phi_insert): Likewise.
29833 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
29835 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
29836 uninitialized variable warning to avoid buffer overrun.
29838 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
29841 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
29842 is suppressed for '{ 0 }' in C.
29844 2017-04-20 Jakub Jelinek <jakub@redhat.com>
29846 * BASE-VER: Set to 8.0.0.
29848 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
29850 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
29851 priority .init_array and .fini_array section with SECTION_NOTYPE
29854 2017-04-20 Jakub Jelinek <jakub@redhat.com>
29856 PR middle-end/80423
29857 * tree.h (build_array_type): Add typeless_storage default argument.
29858 * tree.c (type_cache_hasher::equal): Also compare
29859 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
29860 (build_array_type): Add typeless_storage argument, set
29861 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
29863 (build_nonshared_array_type): Adjust build_array_type_1 caller.
29864 (build_array_type): Likewise. Add typeless_storage argument.
29866 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
29867 Jakub Jelinek <jakub@redhat.com>
29869 PR tree-optimization/80426
29870 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
29871 operation on symbolic operands, also compute the overflow for the
29872 invariant part when the operation degenerates into a negation.
29874 2017-04-19 Jakub Jelinek <jakub@redhat.com>
29877 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
29878 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
29881 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
29883 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
29886 * config/avr/avr.c (tree.h): Include it.
29887 (cgraph.h): Include it.
29888 (avr_encode_section_info): Don't warn for uninitialized progmem
29889 variable if it's just an alias.
29891 2017-04-19 Richard Biener <rguenther@suse.de>
29894 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
29895 when needed by AutoPGO.
29897 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
29900 * doc/lto.texi: Remove an extra 'that'.
29902 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
29904 PR rtl-optimization/80429
29905 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
29906 are only used in debug insns.
29908 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
29909 Vladimir Makarov <vmakarov@redhat.com>
29911 * config/sparc/predicates.md (input_operand): Add comment. Return
29912 true for any memory operand when LRA is in progress.
29913 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
29915 2017-04-18 Jeff Law <law@redhat.com>
29918 * mips.md ({return,simple_return}_internal): Do not overwrite
29921 2017-04-18 Jakub Jelinek <jakub@redhat.com>
29923 PR tree-optimization/80443
29924 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
29925 instead of adding 1, subtract -1 and similarly instead of subtracting
29928 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
29930 PR rtl-optimization/80357
29931 * haifa-sched.c (tmp_bitmap): New variable.
29932 (model_recompute): Handle duplicate use records.
29933 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
29934 (free_global_sched_pressure_data): Free it.
29936 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
29939 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
29940 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
29941 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
29942 instead of SYSTEM_HEADER_DIR.
29944 2017-04-18 Jeff Law <law@redhat.com>
29946 PR middle-end/80422
29947 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
29948 predecessors after walking up the insn chain.
29950 2017-04-18 Jakub Jelinek <jakub@redhat.com>
29953 * dwarf2out.c (modified_type_die): Try harder not to emit internal
29954 sizetype type into debug info.
29956 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29959 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
29960 unneeded test for TARGET_UPPER_REGS_SF.
29961 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
29963 2017-04-18 Jakub Jelinek <jakub@redhat.com>
29966 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
29967 instead of gsi_after_labels.
29969 2017-04-18 Jeff Law <law@redhat.com>
29971 * regcprop.c (maybe_mode_change): Avoid creating copies of the
29975 2017-04-13 Jeff Law <law@redhat.com>
29976 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
29977 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
29979 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
29982 * config/avr/avr.c (intl.h): Include it.
29983 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
29985 2017-04-18 Martin Liska <mliska@suse.cz>
29987 PR gcov-profile/78783
29988 * gcov-tool.c (gcov_output_files): Validate that destination
29989 file is either removed by the tool or by a user.
29991 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
29992 Guy Benyei <guybe@mellanox.com>
29994 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
29995 block, and do not negate it, the stored id is already negative.
29997 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
29999 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
30001 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
30004 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
30005 masks of options that should be turned off if the VSX vector
30006 options are turned off.
30007 (OTHER_P8_VECTOR_MASKS): Likewise.
30008 (OTHER_VSX_VECTOR_MASKS): Likewise.
30009 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
30010 rs6000_disable_incompatible_switches to validate no type switches
30012 (rs6000_incompatible_switch): New function to disallow turning on
30013 other vector options if -mno-vsx, -mno-power8-vector, or
30014 -mno-power9-vector are specified.
30016 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
30018 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
30020 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
30022 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
30023 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
30024 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
30025 (ARG_POINTER_CFA_OFFSET): Likewise.
30027 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
30029 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
30030 conditions to take advantage of various optimizations.
30032 2017-04-13 Jeff Law <law@redhat.com>
30034 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
30035 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
30036 (zero_extendsidi2_dext): Likewise.
30038 2017-04-13 Jakub Jelinek <jakub@redhat.com>
30041 * fold-const.c (fold_ternary_loc): Revert
30042 use op0 instead of fold_convert_loc (loc, type, arg0) part of
30045 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
30047 PR rtl-optimization/80343
30048 * lra-remat.c (update_scratch_ops): Assign original hard reg to
30049 new scratch pseudo.
30051 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
30054 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
30055 to ubsan_encode_value.
30057 2017-04-13 Jeff Law <law@redhat.com>
30059 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
30060 appearing in DEBUG_INSNs.
30062 2017-04-13 Martin Liska <mliska@suse.cz>
30064 PR gcov-profile/80413
30065 * gcov-io.c (gcov_write_string): Copy to buffer just when
30066 allocated size is greater than zero.
30068 2017-04-13 Jakub Jelinek <jakub@redhat.com>
30071 * dwarf2out.c (decls_for_scope): Ignore declarations of
30072 current_function_decl in BLOCK_NONLOCALIZED_VARS.
30074 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
30077 * ipa-visibility.c (non_local_p): Fix typos.
30078 (localize_node): When localizing symbol in same comdat group,
30079 dissolve the group only when we know external symbols are going
30081 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
30083 2017-04-12 Jakub Jelinek <jakub@redhat.com>
30085 PR tree-optimization/79390
30086 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
30087 order does not result in usable sequence, retry with reversed operand
30093 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
30094 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
30095 op0 instead of fold_convert_loc (loc, type, arg0).
30097 2017-04-12 Jeff Law <law@redhat.com>
30099 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
30100 has a delay slot in the generated code.
30102 * config/cris/cris.md (cris_preferred_reload_class): Return
30103 GENNONACR_REGS rather than GENERAL_REGS.
30105 2017-04-12 Jakub Jelinek <jakub@redhat.com>
30108 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
30109 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
30110 signedness of the result type.
30112 2017-04-12 Richard Biener <rguenther@suse.de>
30113 Jeff Law <law@redhat.com>
30115 PR tree-optimization/80359
30116 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
30117 trim stores to TARGET_MEM_REFs.
30119 2017-04-12 Richard Biener <rguenther@suse.de>
30121 PR tree-optimization/79390
30122 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
30123 threading case even more.
30125 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
30128 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
30129 for quad_address_p for TImode, instead of just not indexed_address.
30131 2017-04-12 Richard Biener <rguenther@suse.de>
30132 Bernd Edlinger <bernd.edlinger@hotmail.de>
30134 PR middle-end/79671
30135 * alias.c (component_uses_parent_alias_set_from): Handle
30136 TYPE_TYPELESS_STORAGE.
30137 (get_alias_set): Likewise.
30138 * tree-core.h (tree_type_common): Add typeless_storage flag.
30139 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
30140 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
30141 for types containing members with TYPE_TYPELESS_STORAGE.
30142 (place_field): Likewise.
30143 (layout_type): Likewise for ARRAY_TYPE.
30144 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
30145 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
30146 TYPE_TYPELESS_STORAGE.
30147 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30149 2017-04-12 Jakub Jelinek <jakub@redhat.com>
30152 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
30153 first argument to type.
30155 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30159 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
30160 CONST0_RTX (mode) rather than const0_rtx where appropriate.
30161 (rs6000_expand_binop_builtin): Likewise.
30162 (rs6000_expand_ternop_builtin): Likewise; also add missing
30163 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
30164 vshasigma built-ins.
30165 * doc/extend.texi: Document that vec_xxpermdi's third argument
30166 must be a constant.
30168 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
30170 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
30171 Use shift_const cost parameter when calculating gain of STV shifts.
30173 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
30175 PR rtl-optimization/70478
30176 * lra-constraints.c (process_alt_operands): Check memory for
30177 disfavoring memory insn operand.
30179 2017-04-11 Jakub Jelinek <jakub@redhat.com>
30181 PR middle-end/80100
30182 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
30183 left shift in unsigned HOST_WIDE_INT type.
30185 PR rtl-optimization/80385
30186 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
30187 (not (neg X)) into (plus X -1) for complex or non-integral modes.
30190 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
30191 if they have any depend clauses.
30193 2017-04-11 Martin Liska <mliska@suse.cz>
30196 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
30197 * ipa-split.c (split_function): Create a local comdat symbol
30198 if caller is in a comdat group.
30200 2017-04-11 Martin Liska <mliska@suse.cz>
30203 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
30206 2017-04-11 Martin Sebor <msebor@redhat.com>
30208 PR middle-end/80364
30209 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
30210 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
30212 (directive::set_width, directive::set_precision, format_character):
30214 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
30217 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
30220 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
30221 conflict, set target->arch_name instead of target->cpu_name.
30223 2017-04-11 Richard Biener <rguenther@suse.de>
30225 PR tree-optimization/80374
30226 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
30227 build_zero_cst, remove fold_convertible_p check again.
30229 2017-04-11 Martin Liska <mliska@suse.cz>
30232 * ubsan.c (instrument_object_size): Do not instrument register
30235 2017-04-11 Jakub Jelinek <jakub@redhat.com>
30238 * config/i386/i386-builtin-types.def
30239 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
30240 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
30241 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
30242 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
30243 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
30244 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
30245 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
30246 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
30247 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
30248 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
30249 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
30250 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
30251 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
30252 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
30253 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
30254 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
30255 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
30256 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
30257 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
30258 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
30259 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
30260 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
30261 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
30262 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
30263 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
30264 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
30265 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
30266 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
30267 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
30268 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
30269 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
30270 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
30271 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
30272 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
30273 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
30274 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
30275 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
30276 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
30277 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
30278 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
30279 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
30280 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
30281 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
30282 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
30283 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
30284 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
30286 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
30287 flag to second_arg_count, handle 4 argument function type _COUNT
30288 aliases, handle second_arg_count on second argument rather than last.
30290 2017-04-10 Jeff Law <law@redhat.com>
30292 PR tree-optimization/80374
30293 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
30294 record anything if we can not convert integer_zero_node to the
30297 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
30300 * config/rs6000/rs6000.c (rs6000_option_override_internal):
30301 Enhance special handling given to the TARGET_P9_MINMAX option in
30302 relation to certain other options.
30304 2017-04-10 Bin Cheng <bin.cheng@arm.com>
30306 PR tree-optimization/80153
30307 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
30308 remove POINTER_PLUS_EXPR's base part directly, rather than through
30311 2017-04-10 Richard Biener <rguenther@suse.de>
30312 Bin Cheng <bin.cheng@arm.com>
30314 PR tree-optimization/80153
30315 * tree-affine.c (aff_combination_to_tree): Get base pointer from
30316 the first element of pointer type aff_tree. Build result expr in
30318 (add_elt_to_tree): Convert to type unconditionally. Remove other
30319 fold_convert calls.
30320 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
30321 (rewrite_use_nonlinear_expr): Check invariant using iv information.
30323 2017-04-10 Richard Biener <rguenther@suse.de>
30325 * tree-ssa-structalias.c (find_func_aliases): Properly handle
30328 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
30330 PR rtl-optimization/70478
30331 * lra-constraints.c (curr_small_class_check): New.
30332 (update_and_check_small_class_inputs): New.
30333 (process_alt_operands): Update curr_small_class_check. Disfavor
30334 alternative insn memory operands. Check available regs for small
30337 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
30340 * config/mips/mips.opt (-mvirt): Update description.
30341 * doc/invoke.texi (-mvirt): Likewise.
30343 2017-04-10 Richard Biener <rguenther@suse.de>
30345 PR middle-end/80362
30346 * fold-const.c (fold_binary_loc): Look at unstripped ops when
30347 looking for NEGATE_EXPR in -A / -B to A / B folding.
30349 2017-04-10 Martin Liska <mliska@suse.cz>
30351 PR gcov-profile/80224
30352 * gcov.c (print_usage): Fix usage string.
30353 (get_gcov_intermediate_filename): Remove.
30354 (output_gcov_file): Use both for normal and intermediate format.
30355 (generate_results): Do not initialize special file for
30356 intermediate format.
30358 2017-04-10 Richard Biener <rguenther@suse.de>
30360 PR tree-optimization/80304
30361 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
30364 2017-04-10 Nathan Sidwell <nathan@acm.org>
30367 * config/rs6000/rs6000.c (rs6000_vector_type): New.
30368 (rs6000_init_builtins): Use it.
30370 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30372 * config/arm/arm.md (<mrc>): Add mode to SET source.
30373 (<mrrc>): Likewise.
30375 2017-04-10 Richard Biener <rguenther@suse.de>
30377 PR middle-end/80344
30378 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
30380 2017-04-10 Jakub Jelinek <jakub@redhat.com>
30383 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
30384 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
30385 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
30386 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
30387 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
30388 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
30389 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
30390 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
30391 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
30392 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
30393 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
30394 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
30395 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
30396 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
30397 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
30398 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
30399 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
30400 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
30401 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
30402 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
30403 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
30404 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
30405 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
30407 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
30409 PR rtl-optimization/70478
30410 * lra-constraints.c: Reverse the last patch.
30412 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
30414 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
30415 Add comment for WCHAR_T.
30417 2017-04-08 Martin Liska <mliska@suse.cz>
30420 2017-04-07 Martin Liska <mliska@suse.cz>
30423 * ipa-split.c (split_function): Add function part to a same comdat
30426 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
30429 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
30431 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
30433 * rs6000/rs6000.c (vec_load_pendulum): Rename...
30434 (vec_pairing): ...to this.
30435 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
30436 (rs6000_sched_init): Adjust for name change.
30437 (struct rs6000_sched_context): Likewise.
30438 (rs6000_init_sched_context): Likewise.
30439 (rs6000_set_sched_context): Likewise.
30441 2017-04-07 Jakub Jelinek <jakub@redhat.com>
30447 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
30449 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
30450 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
30451 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
30453 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
30455 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
30457 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
30459 PR rtl-optimization/70703
30460 * ira-color.c (update_conflict_hard_regno_costs): Use
30461 int64_t instead of HOST_WIDE_INT.
30463 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
30465 PR rtl-optimization/70478
30466 * lra-constraints.c (process_alt_operands): Disfavor alternative
30467 insn memory operands.
30469 2017-04-07 Jeff Law <law@redhat.com>
30471 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
30472 CALL and NOTE_INSN_CALL_ARG_LOCATION.
30474 2017-04-07 Martin Liska <mliska@suse.cz>
30477 * config/aarch64/aarch64.c (aarch64_process_target_attr):
30478 Show error message instead of an ICE.
30480 2017-04-07 Martin Liska <mliska@suse.cz>
30483 * ipa-split.c (split_function): Add function part to a same comdat
30486 2017-04-07 Richard Biener <rguenther@suse.de>
30488 PR middle-end/80341
30489 * tree.c (get_unwidened): Also handle ! for_type case for
30491 * convert.c (do_narrow): Split out from ...
30492 (convert_to_integer_1): ... here. Do not pass final truncation
30493 type to get_unwidened for TRUNC_DIV_EXPR.
30495 2017-04-07 Richard Biener <rguenther@suse.de>
30497 * tree-affine.c (wide_int_ext_for_comb): Take type rather
30499 (aff_combination_const): Adjust.
30500 (aff_combination_scale): Likewise.
30501 (aff_combination_add_elt): Likewise.
30502 (aff_combination_add_cst): Likewise.
30503 (aff_combination_convert): Likewise.
30504 (add_elt_to_tree): Likewise. Remove unused argument.
30505 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
30507 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
30509 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
30511 * config/arm/arm.c (arm_default_short_enums): Use
30512 ARM_DEFAULT_SHORT_ENUMS.
30513 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
30515 2017-04-06 Jakub Jelinek <jakub@redhat.com>
30518 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
30519 members with redundant out-of-class redeclaration.
30521 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
30524 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
30525 * config/i386/i386.md (*zero_extendsidi2):
30526 Add (?*x,*x) and (?*v,*v) alternatives.
30528 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
30531 * config/i386/i386.c (ix86_expand_builtin)
30532 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
30533 mode from insn data. Convert operands to insn operand mode.
30534 Copy operands that don't satisfy insn predicate to a register.
30536 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
30538 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
30541 2017-04-06 Richard Biener <rguenther@suse.de>
30543 PR tree-optimization/80334
30544 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
30545 preserve alignment of accesses.
30547 2017-04-06 Richard Biener <rguenther@suse.de>
30549 PR tree-optimization/80262
30550 * tree-sra.c (build_ref_for_offset): Preserve address-space
30552 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
30553 Drop useless address-space information on MEM_REF offsets.
30555 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
30557 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
30559 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
30561 PR rtl-optimization/70703
30562 * ira-color.c (update_conflict_hard_regno_costs): Use
30563 HOST_WIDE_INT instead of long.
30565 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
30568 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
30569 not defined for x86_64 target. Add -mmmx target option when __SSE2__
30571 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
30572 for x86_64 target. Handle -m3dnowa option.
30574 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
30576 PR rtl-optimization/70703
30577 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
30578 (update_conflict_hard_regno_costs): Use long instead of unsigned
30579 arithmetic for cost calculation.
30581 2017-04-05 Jakub Jelinek <jakub@redhat.com>
30582 Bernd Edlinger <bernd.edlinger@hotmail.de>
30585 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
30588 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
30591 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
30592 ptr_mode with Pmode throughout.
30593 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
30594 into probe_stack_range and use DImode.
30596 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
30599 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
30600 call_eh_return is true.
30602 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30604 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
30605 Initialize last_match_fntype_index.
30607 2017-04-05 Jakub Jelinek <jakub@redhat.com>
30610 * tree-nvr.c: Include internal-fn.h.
30611 (pass_return_slot::execute): Ignore internal calls without
30614 2017-04-04 Jakub Jelinek <jakub@redhat.com>
30615 Richard Biener <rguenther@suse.de>
30618 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
30619 captures used multiple times, except for the last use.
30620 * generic-match-head.c: Include gimplify.h.
30622 2017-04-04 Jakub Jelinek <jakub@redhat.com>
30624 PR tree-optimization/79390
30625 * target.h (struct noce_if_info): Declare.
30626 * targhooks.h (default_noce_conversion_profitable_p): Declare.
30627 * target.def (noce_conversion_profitable_p): New target hook.
30628 * ifcvt.h (struct noce_if_info): New type, moved from ...
30629 * ifcvt.c (struct noce_if_info): ... here.
30630 (noce_conversion_profitable_p): Renamed to ...
30631 (default_noce_conversion_profitable_p): ... this. No longer
30633 (noce_try_store_flag_constants, noce_try_addcc,
30634 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
30635 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
30636 instead of noce_conversion_profitable_p.
30637 * config/i386/i386.c: Include ifcvt.h.
30638 (ix86_option_override_internal): Don't override
30639 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
30640 (ix86_noce_conversion_profitable_p): New function.
30641 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
30642 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
30643 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
30644 * doc/tm.texi: Regenerated.
30646 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30648 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
30651 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
30654 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
30655 instructions for small multiply cores.
30657 2017-04-04 Jeff Law <law@redhat.com>
30659 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
30661 (mips_expand_vec_perm_const): Initialize elements in orig_perm
30662 that are not set by the loop over the elements.
30664 2017-04-04 Jakub Jelinek <jakub@redhat.com>
30667 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
30668 int mode, convert_modes it to mode as unsigned, otherwise use
30669 lowpart_subreg to mode rather than SImode.
30670 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
30671 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
30672 Use DImode instead of SImode for the shift count operand.
30673 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
30676 2017-04-04 Richard Biener <rguenther@suse.de>
30678 PR middle-end/80281
30679 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
30680 arithmetic done for the negate or the plus. Simplify.
30681 (A - (-B) -> A + B): Likewise.
30682 * fold-const.c (split_tree): Make sure to not negate pointers.
30684 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
30686 PR rtl-optimization/60818
30687 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
30688 a compare of comparisons with the thing compared if this results
30689 in a different machine mode.
30691 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
30693 * alias.c (base_alias_check): Fix typo in comment.
30694 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
30695 * cgraphunit.c (symbol_table::compile): Likewise.
30696 * collect2.c (maybe_run_lto_and_relink): Likewise.
30697 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
30698 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
30699 * config/avr/avr.c (avr_map_op_t): Likewise.
30700 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
30701 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
30702 * config/epiphany/epiphany.md (movcc): Likewise.
30703 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
30704 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
30706 * config/mips/mips.c (mips_save_restore_reg): Likewise.
30707 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
30708 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
30709 * config/sh/sh.c (sh_rtx_costs): Likewise.
30710 * fold-const.c (fold_truth_andor): Likewise.
30711 * genautomata.c (collapse_flag): Likewise.
30712 * gengtype.h (struct type::u::s): Likewise.
30713 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
30714 * input.c (FORMAT_AMOUNT): Likewise.
30715 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
30716 (known_aggs_to_agg_replacement_list): Likewise.
30717 * ipa-inline-analysis.c: Likewise.
30718 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
30719 * ipa-polymorphic-call.c
30720 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
30721 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
30722 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
30724 * modulo-sched.c (apply_reg_moves): Likewise.
30725 * omp-expand.c (build_omp_regions_1): Likewise.
30726 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
30727 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
30728 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
30729 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
30730 * value-prof.c: Likewise.
30731 * var-tracking.c (val_reset): Likewise.
30733 2017-04-03 Richard Biener <rguenther@suse.de>
30735 PR tree-optimization/80275
30736 * fold-const.c (split_address_to_core_and_offset): Handle
30739 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
30741 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
30742 descriptors is at least equal to that of functions.
30744 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
30746 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
30748 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
30751 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
30752 (mov<IMOD4:mode>): New expander.
30753 (*mov<IMOD4:mode>_internal): New insn and split pattern.
30755 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
30757 PR rtl-optimization/79405
30758 * fwprop.c (propagations_left): New variable.
30759 (forward_propagate_into): Decrement it.
30760 (fwprop_init): Initialize it.
30761 (fw_prop): If the variable has reached zero, stop propagating.
30762 (fwprop_addr): Ditto.
30764 2017-03-31 Jakub Jelinek <jakub@redhat.com>
30767 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
30768 a FUNCTION_DECL, pass it as decl instead of origin to
30771 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
30773 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
30776 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
30779 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
30780 TARGET_VSX_SMALL_INTEGER.
30782 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30784 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
30785 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
30787 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
30789 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
30790 extraction from odd-numbered MSA register.
30792 2017-03-31 Jakub Jelinek <jakub@redhat.com>
30794 PR middle-end/80173
30795 * expmed.c (store_bit_field_1): Don't attempt to create
30796 a word subreg out of hard registers wider than word if they
30797 have HARD_REGNO_NREGS of 1 for their mode.
30799 PR middle-end/80163
30800 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
30801 conversions to integer types wider than word and pointer.
30804 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
30805 (rtx_equal_for_cselib_p): Pass 0 to it.
30806 * cselib.c (cselib_hasher::equal): Likewise.
30807 (rtx_equal_for_cselib_1): Add depth argument. If depth
30808 is 128, don't look up VALUE locs and punt. Increment
30809 depth in recursive calls when walking VALUE locs.
30811 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
30813 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
30814 (make_gcov_file_name): Use the canonical path name for generating
30816 (read_line): Fix handling of files with ascii null bytes.
30818 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
30820 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
30821 to initialise a vector register instead
30822 of using a const_int.
30824 2017-03-30 Jakub Jelinek <jakub@redhat.com>
30826 PR translation/80189
30827 * gimplify.c (omp_default_clause): Use %qs instead of %s in
30828 diagnostic messages.
30830 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
30833 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
30834 (dfp_diex_<mode>): Update mode of operand 1.
30835 * doc/extend.texi (dxex, dxexq): Document change to return type.
30836 (diex, diexq): Document change to argument type.
30838 2017-03-30 Martin Jambor <mjambor@suse.cz>
30841 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
30842 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
30843 it reflects the signature changes performed at the callee side.
30844 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
30845 to cgraph_build_function_type_skip_args.
30846 (build_function_decl_skip_args): Adjust call to the above function.
30848 2017-03-30 Jakub Jelinek <jakub@redhat.com>
30851 * config/i386/sse.md
30852 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
30853 register as dest whenever it is a MEM not rtx_equal_p to the
30854 corresponding dup operand, and when forcing into reg move the
30855 reg into the memory afterwards.
30856 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
30857 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
30858 for the force_reg mode.
30859 (avx512vl_vextractf128<mode>): Use register as dest either
30860 always when a MEM, or when it is a MEM not rtx_equal_p to the
30861 corresponding dup operand, or even not when it is a CONST_VECTOR
30862 depending on the mode and lo vs. hi.
30863 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
30865 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
30866 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
30867 Likewise. Require that operands[2] is even.
30868 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
30869 Remove extraneous parens. Require that operands[2] is a multiple
30871 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
30872 operands[0] is a MEM if <mask_applied>, the predicates/constraints
30873 disallow memory then.
30875 2017-03-30 Richard Biener <rguenther@suse.de>
30877 PR tree-optimization/77498
30878 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
30879 to non-constants over backedges.
30881 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
30883 PR rtl-optimization/80233
30884 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
30885 as last_combined_insn. Do not test for BARRIER_P separately.
30887 2017-03-29 Andreas Schwab <schwab@suse.de>
30890 * calls.c (prepare_call_address): Convert funexp to Pmode before
30891 copying to temp reg.
30893 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30895 PR tree-optimization/80158
30896 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
30897 Handle possible future case of more than one alternate
30899 (replace_rhs_if_not_dup): Likewise.
30900 (replace_one_candidate): Likewise.
30902 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
30904 PR rtl-optimization/80193
30905 * ira.c (ira): Do not check allocation for LRA.
30907 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
30909 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
30910 (nvptx_output_simt_exit): Declare.
30911 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
30912 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
30913 (init_softstack_frame): Move initialization of crtl->is_leaf to...
30914 (nvptx_declare_function_name): ...here. Emit declaration of local
30915 memory space buffer for omp_simt_enter insn.
30916 (nvptx_output_unisimt_switch): New.
30917 (nvptx_output_softstack_switch): New.
30918 (nvptx_output_simt_enter): New.
30919 (nvptx_output_simt_exit): New.
30920 * config/nvptx/nvptx.h (struct machine_function): New fields
30921 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
30922 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
30923 (UNSPECV_SIMT_EXIT): Ditto.
30924 (omp_simt_enter_insn): New insn.
30925 (omp_simt_enter): New expansion.
30926 (omp_simt_exit): New insn.
30927 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
30929 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
30930 (expand_GOMP_SIMT_ENTER_ALLOC): New.
30931 (expand_GOMP_SIMT_EXIT): New.
30932 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
30933 (GOMP_SIMT_ENTER_ALLOC): Ditto.
30934 (GOMP_SIMT_EXIT): Ditto.
30935 * target-insns.def (omp_simt_enter): New insn.
30936 (omp_simt_exit): Ditto.
30937 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
30939 (lower_rec_simd_input_clauses): Implement SIMT privatization.
30940 (lower_rec_input_clauses): Likewise.
30941 (lower_lastprivate_clauses): Handle SIMT privatization.
30943 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
30944 (ompdevlow_adjust_simt_enter): New.
30945 (find_simtpriv_var_op): New.
30946 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
30947 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
30949 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
30950 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
30951 (copy_decl_for_dup_finish): Ditto.
30953 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
30955 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
30958 * config/i386/i386.c (ix86_option_override_internal): Always
30959 allow -mpreferred-stack-boundary=3 for 64-bit targets.
30961 2017-03-28 Bin Cheng <bin.cheng@arm.com>
30963 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
30965 2017-03-28 Bin Cheng <bin.cheng@arm.com>
30967 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
30968 mark new edge's irreducible flag accordign to it.
30969 (vect_do_peeling): Check loop preheader edge's irreducible flag
30970 and pass it to function slpeel_add_loop_guard.
30972 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
30974 PR tree-optimization/80218
30975 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
30976 Update block frequencies and counts.
30978 2017-03-28 Richard Biener <rguenther@suse.de>
30980 PR tree-optimization/78644
30981 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
30982 of a simplification result we may not use it at all.
30984 2017-03-28 Richard Biener <rguenther@suse.de>
30987 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
30988 without arguments, generate default definition of a SSA name.
30990 2017-03-28 Richard Biener <rguenther@suse.de>
30992 PR middle-end/80222
30993 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
30994 TYPE_REF_CAN_ALIAS_ALL references.
30995 * fold-const.c (fold_indirect_ref_1): Likewise.
30997 2017-03-28 Martin Liska <mliska@suse.cz>
31000 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
31001 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
31003 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
31004 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
31006 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
31007 (EXTRA_SPECS): Define.
31008 (SUBTARGET_EXTRA_SPECS): Likewise.
31009 (SUBTARGET_CPP_SPEC): Likewise.
31010 * config/arc/elf.h (EXTRA_SPECS): Renamed to
31011 SUBTARGET_EXTRA_SPECS.
31012 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
31014 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
31016 * config/arc/simdext.md (vst64_insn): Update pattern.
31017 (vld32wh_insn): Likewise.
31018 (vld32wl_insn): Likewise.
31019 (vld64_insn): Likewise.
31020 (vld32_insn): Likewise.
31022 2017-03-28 Marek Polacek <polacek@redhat.com>
31025 * fold-const.c (fold_comparison): Use protected_set_expr_location
31026 instead of SET_EXPR_LOCATION.
31028 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
31030 * tree.c (add_expr): Avoid name lookup warning.
31032 2017-03-27 Jeff Law <law@redhat.com>
31034 PR tree-optimization/80216
31035 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
31036 function name. Limit recursion depth.
31037 (record_temporary_equivalences): Corresponding changes.
31039 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
31041 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
31044 2017-03-27 Jakub Jelinek <jakub@redhat.com>
31047 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
31049 * cfgcleanup.c (reg_note_cfa_p): New array.
31050 (insns_have_identical_cfa_notes): New function.
31051 (old_insns_match_p): Don't cross-jump in between /f
31052 and non-/f instructions. If both i1 and i2 are frame related,
31053 verify all CFA notes, their order and content.
31055 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
31058 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
31059 HImode and SImode with zero extend to DImode to one insn.
31060 (bswap<mode>2_extenddi): Likewise.
31061 (bswapsi2_extenddi): Likewise.
31062 (bswaphi2_extendsi): Likewise.
31063 (bswaphi2): Combine bswap HImode and SImode into one insn.
31064 Separate memory insns from swapping register.
31065 (bswapsi2): Likewise.
31066 (bswap<mode>2): Likewise.
31067 (bswaphi2_internal): Delete, no longer used.
31068 (bswapsi2_internal): Likewise.
31069 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
31070 store, and gpr<-gpr swap insns.
31071 (bswap<mode>2_store): Likewise.
31072 (bswaphi2_reg): Register only splitter, combine with the splitter.
31073 (bswaphi2 splitter): Likewise.
31074 (bswapsi2_reg): Likewise.
31075 (bswapsi2 splitter): Likewise.
31076 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
31077 the insns into load, store, and register/register insns.
31078 (bswapdi2_ldbrx): Likewise.
31079 (bswapdi2_load): Likewise.
31080 (bswapdi2_store): Likewise.
31081 (bswapdi2_reg): Likewise.
31083 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
31085 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
31086 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
31088 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
31091 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
31093 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
31094 special handling for target option conflicts between dform
31095 options (-mpower9-dform, -mpower9-dform-vector,
31096 -mpower9-dform-scalar) and -mno-direct-move.
31098 2017-03-27 Richard Biener <rguenther@suse.de>
31100 PR tree-optimization/80181
31101 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
31103 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
31105 * config/arc/predicates.md (move_double_src_operand): Replace the
31106 call to move_double_src_operand with a call to address_operand.
31108 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
31110 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
31111 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
31112 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
31114 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
31116 * config/arc/predicates.md (long_immediate_loadstore_operand):
31117 Consider scaled addresses cases.
31119 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
31121 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
31122 restored when in interrupt.
31123 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
31124 doesn't have delay slot.
31126 2017-03-27 Richard Biener <rguenther@suse.de>
31129 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
31130 inlined thunk clones.
31132 2017-03-27 Jakub Jelinek <jakub@redhat.com>
31135 * asan.c (instrument_derefs): Copy over last operand from
31136 original COMPONENT_REF to the new COMPONENT_REF with
31137 DECL_BIT_FIELD_REPRESENTATIVE.
31138 * ubsan.c (instrument_object_size): Likewise.
31140 2017-03-27 Richard Biener <rguenther@suse.de>
31142 PR tree-optimization/80170
31143 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
31144 sure DR/SCEV didnt fold in constants we do not see when looking
31145 at the reference base alignment.
31147 2017-03-27 Richard Biener <rguenther@suse.de>
31149 PR middle-end/80171
31150 * gimple-fold.c (fold_ctor_reference): Properly guard against
31151 NULL return value from canonicalize_constructor_val.
31153 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
31156 * config/i386/i386.c (ix86_expand_builtin)
31157 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
31158 flags reg setting and flags reg using instructions.
31159 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
31160 clobbering instructions to zero extend op2.
31162 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
31164 * doc/install.texi (Configuration) <--with-aix-soname>:
31165 Update link to AIX ld.
31167 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
31169 PR rtl-optimization/80160
31170 PR rtl-optimization/80159
31171 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
31172 reg_alternate_class into account.
31174 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
31177 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
31178 to consider in curr_insn_transform.
31180 2017-03-24 Jakub Jelinek <jakub@redhat.com>
31182 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
31183 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
31184 and emit_mode_inner.
31186 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31188 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
31189 argument to the overloaded builtin variants. Use the new flag to
31190 deprecate certain builtin variants.
31191 * config/s390/s390-builtin-types.def: Add new builtin types.
31192 * config/s390/s390-builtins.h: Support new flags field for
31193 overloaded builtins.
31194 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
31195 (s390_macro_to_expand): Enable vector float data type.
31196 (s390_cpu_cpp_builtins_internal): Indicate support of the new
31197 builtins by incrementing the __VEC__ version number.
31198 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
31200 (s390_resolve_overloaded_builtin): Emit error messages depending
31201 on the builtin flags.
31202 * config/s390/s390.c (s390_expand_builtin): Support additional
31203 flags argument. Change error message to match the messages
31204 emitted in s390-c.c.
31205 * config/s390/s390.md: New UNSPEC_* constants.
31206 (op_type): Add new instruction types.
31207 * config/s390/vecintrin.h: Add new builtins and test data class
31209 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
31210 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
31211 (VEC_INEXACT, VEC_NOINEXACT): New constants.
31212 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
31213 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
31214 ("vec_mergel<mode>"): V_HW -> VEC_HW.
31216 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
31217 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
31218 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
31219 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
31221 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
31222 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
31223 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
31224 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
31226 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
31227 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
31228 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
31229 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
31230 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
31231 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
31232 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
31234 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
31235 ("vec_scatter_element<V_HW_4:mode>_DI")
31236 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
31237 ("vec_fpint<mode>", "vflls")
31238 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
31239 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
31240 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
31241 ("*vec_cmphe<mode>_cc"): ... these.
31243 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
31244 mode constant instead of magic value.
31246 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31248 * config/s390/s390.c (s390_expand_vec_compare): Support other
31249 vector floating point modes than just V2DF.
31250 (s390_expand_vcond): Likewise.
31251 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
31252 (s390_cannot_change_mode_class): Prevent mode changes between TF
31253 and V1TF in vector registers.
31254 * config/s390/s390.md (DF, SF): New mode attributes.
31255 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
31256 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
31257 SFmode support for VRs.
31258 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
31260 (VFT, VF_HW): New mode iterators.
31261 (vw, sdx): New mode attributes.
31262 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
31263 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
31264 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
31265 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
31266 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
31267 also the new vector floating point modes. Renaming to ...
31269 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
31270 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
31271 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
31272 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
31273 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
31274 ("vec_unordered<mode>"): ... these.
31276 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
31277 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
31278 ("*vec_extendv2df"): New insn definitions.
31280 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31282 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
31283 ("mulditi3_2", "*muldi3_sign"): New patterns.
31284 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
31285 rename the pattern definition.
31287 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31289 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
31291 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
31293 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31295 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
31296 instruction if possible.
31297 * config/s390/vector.md (vec_halfnumelts): New mode
31299 ("*vec_vllezlf<mode>"): New pattern.
31301 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31303 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
31304 ("popcountv4si2", "popcountv2di2"): Rename to ...
31305 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
31306 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
31308 ("popcount<mode>2_vxe"): New pattern.
31310 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31312 * common/config/s390/s390-common.c (processor_flags_table): Add
31314 * config.gcc: Add arch12.
31315 * config/s390/driver-native.c (s390_host_detect_local_cpu):
31316 Default to arch12 for unknown CPU model numbers.
31317 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
31318 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
31319 PROCESSOR_max sanity check.
31320 * config/s390/s390-opts.h (enum processor_type): Add
31322 * config/s390/s390.c (processor_table): Add arch12.
31323 (s390_expand_builtin): Add check for B_VXE flag.
31324 (s390_issue_rate): Add PROCESSOR_ARCH12.
31325 (s390_get_sched_attrmask): Likewise.
31326 (s390_get_unit_mask): Likewise.
31327 (s390_sched_score): Enable z13 scheduling for arch12.
31328 (s390_sched_reorder): Likewise.
31329 (s390_sched_variable_issue): Likewise.
31330 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
31332 (s390_tune_attr): Use z13 scheduling also for arch12.
31333 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
31334 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
31335 (TARGET_VXE_P): New macros.
31336 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
31337 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
31338 * config/s390/s390.opt: Add arch12 as processor_type.
31340 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31342 * config/s390/s390.md
31343 ("fixuns_truncdddi2", "fixuns_trunctddi2")
31344 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
31345 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
31347 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
31348 Rename expanders to ...
31350 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
31351 ("fixuns_truncdddi2_emu"): ... these.
31353 ("fixuns_trunc<mode>si2_emu"): New expander.
31355 ("*fixuns_truncdfdi2_z13"): Rename to ...
31356 ("*fixuns_truncdfdi2_vx"): ... this.
31358 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31360 * config/s390/2964.md: Remove the single element vector compare
31361 instructions which are no longer used.
31362 * config/s390/s390.c (s390_select_ccmode): Remove handling of
31364 (s390_canonicalize_comparison): Remove handling of DFmode
31366 (s390_expand_vec_compare_scalar): Remove function.
31367 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
31368 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
31370 ("*cmp<mode>_ccs"): Add wfcdb instruction.
31372 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31374 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
31376 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
31377 will anyway by matched by mov<mode>_64dfp.
31379 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31381 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
31382 vlef/vstef. Add missing operand to vleif.
31384 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31386 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
31387 pair for all vector types with 64 bit elements.
31388 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
31389 * config/s390/vector.md (V_HW_64): ... here.
31390 (V_128_NOSINGLE): New mode iterator.
31391 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
31392 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
31393 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
31394 ("*vec_load_pairv2di"): Change to ...
31395 ("*vec_load_pair<mode>"): ... this one.
31397 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31399 * config/s390/constraints.md: Add comments.
31400 (jKK): Reject element sizes > 8 bytes.
31401 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
31403 * config/s390/s390.md: Add the s_operand checks formerly in
31404 s390_split_ok_p to various splitters where they are still
31406 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
31407 for 128 bit vectors. Plus two splitters.
31409 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31411 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
31414 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31417 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
31418 error if the boundary argument is not constant.
31420 2017-03-24 Jakub Jelinek <jakub@redhat.com>
31422 PR rtl-optimization/80112
31423 * loop-doloop.c (doloop_condition_get): Don't check condition
31424 if cmp isn't SET with IF_THEN_ELSE src.
31426 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31428 PR tree-optimization/80158
31429 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
31430 replacing a candidate statement, also replace it for the
31431 candidate's alternate interpretation.
31432 (replace_rhs_if_not_dup): Likewise.
31433 (replace_one_candidate): Likewise.
31435 2017-03-24 Richard Biener <rguenther@suse.de>
31437 PR tree-optimization/80167
31438 * graphite-isl-ast-to-gimple.c
31439 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
31441 (translate_isl_ast_to_gimple::get_rename): Likewise.
31443 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
31445 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
31446 handling of certain combinations of target options, including the
31447 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
31448 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
31450 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31453 * config/arm/arm.md (*load_multiple): Add reload_completed to
31454 matching condition.
31456 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31457 Richard Biener <rguenth@suse.de>
31459 PR tree-optimization/79908
31460 PR tree-optimization/80136
31461 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
31462 been cast away, gimplify_and_add suffices.
31464 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
31466 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
31468 2017-03-23 Richard Biener <rguenther@suse.de>
31470 PR tree-optimization/80032
31471 * gimplify.c (gimple_push_cleanup): Forced unconditional
31472 cleanups still have to go to the conditional_cleanups
31475 2017-03-22 Jakub Jelinek <jakub@redhat.com>
31477 PR tree-optimization/80072
31478 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
31480 (next_operand_entry_id): Change type to unsigned int.
31481 (sort_by_operand_rank): Make sure to return the right return value
31482 even if unsigned fields are bigger than INT_MAX.
31483 (struct oecount): Change cnt and id type to unsigned int.
31484 (oecount_hasher::equal): Formatting fix.
31485 (oecount_cmp): Make sure to return the right return value
31486 even if unsigned fields are bigger than INT_MAX.
31487 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
31490 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
31491 TREE_READONLY on result if writing it more than once.
31494 * doc/invoke.texi (-fsanitize=thread): Document that with
31495 -fnon-call-exceptions atomics are not able to throw
31499 * tsan.c: Include tree-eh.h.
31500 (instrument_builtin_call): Call maybe_clean_eh_stmt or
31501 maybe_clean_or_replace_eh_stmt where needed.
31502 (instrument_memory_accesses): Add cfg_changed argument.
31503 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
31504 if it returned true.
31505 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
31507 PR rtl-optimization/63191
31508 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
31509 wrapper function, moved the whole old content into ...
31510 (ix86_delegitimize_address_1): ... this. New inline function.
31511 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
31512 true as last argument instead of ix86_delegitimize_address.
31514 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
31516 * config/aarch64/aarch64.c (generic_branch_cost): Copy
31517 cortexa57_branch_cost.
31519 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
31521 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
31523 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
31526 * doc/md.texi (Constraints): Document wA constraint.
31527 * config/rs6000/constraints.md (wA): New.
31528 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
31529 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
31530 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
31531 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
31533 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
31536 * gimplify.c (is_oacc_declared): New function.
31537 (oacc_default_clause): Use it to set default flags for acc declared
31538 variables inside parallel regions.
31539 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
31540 declared variables.
31541 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
31542 declare attribute to any decl as necessary.
31544 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
31547 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
31548 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
31549 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
31550 (arm_arch_lpae): This.
31551 * config/arm/arm.c (arm_arch7ve): Rename into ...
31552 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
31553 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
31556 2017-03-22 Martin Liska <mliska@suse.cz>
31559 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
31560 error message instead of an ICE.
31562 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31564 * doc/extend.texi (6.11 Additional Floating Types): Revise.
31566 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
31568 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
31570 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
31573 2017-03-21 Martin Sebor <msebor@redhat.com>
31575 * doc/extend.texi: Use "cannot" instead of "can't."
31576 * doc/hostconfig.texi: Same.
31577 * doc/install.texi: Same.
31578 * doc/invoke.texi: Same.
31579 * doc/loop.texi: Same.
31580 * doc/md.texi: Same.
31581 * doc/objc.texi: Same.
31582 * doc/rtl.texi: Same.
31583 * doc/tm.texi: Same.
31584 * doc/tm.texi.in: Same.
31585 * doc/trouble.texi: Same.
31587 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
31590 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
31591 (collect_checksum_attributes): Set it.
31592 (die_checksum_ordered): Use it.
31594 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31596 PR tree-optimization/79908
31597 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
31598 change: For a VA_ARG whose LHS has been cast away, use
31599 force_gimple_operand to construct the side effects.
31601 2017-03-21 David Malcolm <dmalcolm@redhat.com>
31603 PR translation/80001
31604 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
31605 more amenable to translation.
31606 (oacc_loop_auto_partitions): Likewise.
31608 2017-03-21 Marek Polacek <polacek@redhat.com>
31609 Martin Sebor <msebor@redhat.com>
31611 PR tree-optimization/80109
31612 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
31613 on INTEGRAL_TYPE_P.
31615 2017-03-21 Jakub Jelinek <jakub@redhat.com>
31616 Segher Boessenkool <segher@kernel.crashing.org>
31619 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
31620 check reg_used_between_p between insn and one of succ or succ2
31621 depending on if succ is artificial insn not inserted into insn
31624 2017-03-21 Martin Liska <mliska@suse.cz>
31626 PR gcov-profile/80081
31627 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
31628 * doc/gcc.texi: Include gcov-dump stuff.
31629 * doc/gcov-dump.texi: New file.
31631 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
31633 PR rtl-optimization/79150
31634 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
31635 conditional jump, if the jump is the last insn of the loop.
31637 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31638 Richard Biener <rguenth@suse.de>
31640 PR tree-optimization/79908
31641 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
31642 been cast away, use force_gimple_operand to construct the side
31645 2017-03-21 Martin Liska <mliska@suse.cz>
31647 PR libfortran/79956
31648 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
31651 2017-03-21 Brad Spengler <spender@grsecurity.net>
31654 * plugin.c (htab_hash_plugin): New function.
31655 (add_new_plugin): Use it and adjust.
31656 (parse_plugin_arg_opt): Adjust.
31657 (init_one_plugin): Likewise.
31659 2017-03-21 Richard Biener <rguenther@suse.de>
31661 PR tree-optimization/80032
31662 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
31663 if set force the cleanup to happen unconditionally.
31664 (gimplify_target_expr): Push inserted clobbers with force_uncond
31665 to avoid them being removed by control-dependent DCE.
31667 2017-03-21 Richard Biener <rguenther@suse.de>
31669 PR tree-optimization/80122
31670 * tree-inline.c (copy_bb): Do not expans va-arg packs or
31671 va_arg_pack_len when the inlined call stmt requires pack
31673 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
31675 2017-03-21 Jakub Jelinek <jakub@redhat.com>
31678 * tsan.c (instrument_builtin_call): If the memory model argument
31679 is not a constant, assume it is valid.
31682 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
31685 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
31687 PR rtl-optimization/79910
31688 * combine.c (can_combine_p): Do not allow combining an I0 or I1
31689 if its dest is used by an insn before I2 (other than the combined
31690 insns themselves, which are properly handled already).
31692 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
31695 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
31697 * combine.c (record_used_regs): New static function.
31698 (try_combine): Handle situations where there is an additional
31699 instruction between I2 and I3 which needs to have a LOG_LINK
31703 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
31705 * combine.c (try_combine): Delete redundant i1 test. Call
31706 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
31708 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
31711 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
31712 alternatives 13/14.
31714 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31716 PR tree-optimization/80054
31717 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
31718 the optimization if a PHI or any of its arguments is not dominated
31719 by the candidate's basis. Use gphi* rather than gimple* as
31721 (replace_profitable_candidates): Clean up a gimple* variable that
31722 should be a gphi* variable.
31724 2017-03-20 Martin Sebor <msebor@redhat.com>
31727 * doc/extend.texi (attribute constructor): Document present limitation.
31729 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
31732 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
31733 __POWER9_VECTOR__ #ifdef control, change template definition to
31734 use Power9-specific built-in function.
31735 (vec_any_eq): Likewise.
31736 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
31737 to control outcomes from this test.
31738 (vector_ae_<mode>p): For VEC_F modes, likewise.
31740 2017-03-20 Ian Lance Taylor <iant@google.com>
31742 * config/i386/i386.c (ix86_function_regparm): Save an extra
31743 register for -fsplit-stack with DECL_STATIC_CHAIN.
31745 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
31748 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
31749 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
31751 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
31753 * config/riscv/riscv.c (riscv_print_operand): Use "fence
31755 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
31758 2017-03-20 Marek Polacek <polacek@redhat.com>
31761 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
31763 2017-03-20 Richard Biener <rguenther@suse.de>
31765 PR tree-optimization/80113
31766 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
31767 allocate extra SSA name for PHI def.
31768 (add_close_phis_to_outer_loops): Likewise.
31769 (add_close_phis_to_merge_points): Likewise.
31770 (copy_loop_close_phi_args): Likewise.
31771 (copy_cond_phi_nodes): Likewise.
31773 2017-03-20 Martin Liska <mliska@suse.cz>
31775 PR middle-end/79753
31776 * tree-chkp.c (chkp_build_returned_bound): Do not build
31777 returned bounds for a LHS that's not a BOUNDED_P type.
31779 2017-03-20 Martin Liska <mliska@suse.cz>
31783 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
31784 COMPLEX_CST and VECTOR_CST.
31786 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31789 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
31790 target operand. A new splitter adds the clobber statement in case
31791 the target operand is dead anyway.
31793 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
31795 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
31796 to age-old versions of binutils and glibc.
31798 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
31800 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
31802 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
31804 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
31806 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
31808 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
31809 requirement for binutils 2.13.
31811 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
31813 * combine.c (try_combine): Delete redundant i1 test. Call
31814 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
31816 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
31818 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
31819 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
31821 <riscv64-*-elf>: Re-arrange section
31822 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
31823 <riscv32-*-linux>: Likewise.
31824 <riscv64-*-elf>: Likewise
31825 <riscv64-*-linux>: Likewise.
31827 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
31830 * aarch64.opt(verbose-cost-dump): Fix typo.
31832 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
31835 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
31836 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
31838 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
31840 * reload.c (find_reloads): When reloading a nonoffsettable address,
31841 use RELOAD_OTHER for it and its address reloads.
31843 PR rtl-optimization/79910
31844 * combine.c (record_used_regs): New static function.
31845 (try_combine): Handle situations where there is an additional
31846 instruction between I2 and I3 which needs to have a LOG_LINK
31849 2017-03-17 Jeff Law <law@redhat.com>
31851 PR tree-optimization/71437
31852 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
31853 conditional in the hash table first.
31854 (vrp_dom_walker::before_dom_children): Extract condition from
31855 ASSERT_EXPR. Record condition, its inverion and any implied
31856 conditions as well.
31858 2017-03-17 Marek Polacek <polacek@redhat.com>
31859 Markus Trippelsdorf <markus@trippelsdorf.de>
31861 PR tree-optimization/80079
31862 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
31865 2017-03-17 Richard Biener <rguenther@suse.de>
31867 PR middle-end/80075
31868 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
31869 Properly verify the LHS before the RHS possibly claims to be
31871 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
31874 2017-03-17 Martin Jambor <mjambor@suse.cz>
31876 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
31877 (List of -O2 options): Likewise.
31878 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
31881 2017-03-17 Tom de Vries <tom@codesourcery.com>
31883 * gcov-dump.c (print_usage): Print bug_report_url.
31885 2017-03-17 Richard Biener <rguenther@suse.de>
31887 PR middle-end/80050
31888 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
31889 (parser::peek): Likewise.
31891 2017-03-17 Richard Biener <rguenther@suse.de>
31893 PR tree-optimization/80048
31894 * sese.c (free_sese_info): Properly release rename_map and
31895 copied_bb_map elements.
31897 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
31899 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
31900 Add linked-list forward and backlinks. Insert on
31901 construction, remove on destruction.
31902 (class pass_store_merging): Add m_stores_head field.
31903 (pass_store_merging::terminate_and_process_all_chains):
31904 Iterate over m_stores_head list.
31905 (pass_store_merging::terminate_all_aliasing_chains):
31907 (pass_store_merging::execute): Check for debug stmts first.
31908 Push new chains onto the m_stores_head stack.
31910 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
31913 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
31914 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
31915 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
31917 2017-03-16 Jeff Law <law@redhat.com>
31919 PR tree-optimization/71437
31920 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
31921 member function. Implementation moved into after_dom_children
31922 member function and into the threader's thread_outgoing_edges
31924 (dom_opt_dom_walker::after_dom_children): Simplify by moving
31925 some code into new thread_outgoing_edges.
31926 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
31927 definition. Simplify marker handling (do it here). Assume we always
31928 have the available expression and the const/copies tables.
31929 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
31931 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
31932 * tree-vrp.c (equiv_stack): No longer file scoped.
31933 (vrp_dom_walker): New class.
31934 (vrp_dom_walker::before_dom_children): New member function.
31935 (vrp_dom_walker::after_dom_children): Likewise.
31936 (identify_jump_threads): Setup domwalker. Use it rather than
31937 walking edges in a random order by hand. Simplify setup/finalization.
31938 (finalize_jump_threads): Remove.
31939 (vrp_finalize): Do not call identify_jump_threads here.
31940 (execute_vrp): Do it here instead and call thread_through_all_blocks
31943 PR tree-optimization/71437
31944 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
31946 (simplify_stmt_for_jump_threading): Add basic_block argument. All
31948 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
31949 (dom_opt_dom_walker::thread_across_edge): Remove
31950 handle_dominating_asserts argument. All callers changed.
31951 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
31952 changes. Remove calls to lhs_of_dominating_assert. Other
31953 uses of handle_dominating_asserts turn into unconditional code
31954 (simplify_control_stmt_condition_1): Likewise.
31955 (simplify_control_stmt_condition): Likewise.
31956 (thread_through_normal_block, thread_across_edge): Likewise.
31957 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
31958 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
31959 object if it is not an SSA_NAME.
31960 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
31961 before calling into the VRP specific simplifiers.
31962 (identify_jump_threads): Remove handle_dominating_asserts
31965 2017-03-16 Jakub Jelinek <jakub@redhat.com>
31968 * tree-diagnostic.c (default_tree_printer): No longer static.
31969 * tree-diagnostic.h (default_tree_printer): New prototype.
31971 2017-03-16 Tamar Christina <tamar.christina@arm.com>
31973 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
31974 Change ins into fmov.
31976 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31978 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
31979 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
31980 Use h_con constraint for operand 1.
31981 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
31982 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
31984 2017-03-15 Jeff Law <law@redhat.com>
31986 PR tree-optimization/71437
31987 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
31988 (record_temporary_equivalences): Use it.
31990 PR tree-optimization/71437
31991 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
31992 tree-ssa-scopedtables.
31993 (lookup_avail_expr, build_and_record_new_cond): Likewise.
31994 (record_conditions, record_cond, vuse_eq): Likewise.
31995 (record_edge_info): Adjust to API tweak of record_conditions.
31996 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
31997 (record_temporary_equivalences, optimize_stmt): Likewise.
31998 (eliminate_redundant_computations): Likewise.
31999 (record_equivalences_from_stmt): Likewise.
32000 * tree-ssa-scopedtables.c: Include options.h and params.h.
32001 (vuse_eq): New function, moved from tree-ssa-dom.c
32002 (build_and_record_new_cond): Likewise.
32003 (record_conditions): Likewise. Accept vector of conditions rather
32004 than edge_equivalence structure for first argument.
32005 for the first argument.
32006 (avail_exprs_stack::lookup_avail_expr): New member function, moved
32007 from tree-ssa-dom.c.
32008 (avail_exprs_stack::record_cond): Likewise.
32009 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
32010 from tree-ssa-dom.c.
32011 (avail_exprs_stack): Add new member functions lookup_avail_expr
32013 (record_conditions): Declare.
32015 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
32018 * lra-constraints.c (process_alt_operands): Increase reject for
32019 reloading an input/output operand.
32021 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
32024 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
32025 insns to convert from signed/unsigned char/short to IEEE 128-bit
32027 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
32029 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
32032 * config/i386/i386.c (ix86_vector_duplicate_value): Create
32033 subreg of inner mode for values already in registers.
32035 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
32037 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
32038 iteration reg is used after the loop.
32040 2017-03-14 Martin Sebor <msebor@redhat.com>
32042 PR tree-optimization/79800
32043 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
32044 precision in negative-positive range.
32045 (format_floating): Call non-const overload with adjusted precision.
32047 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32050 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
32053 2017-03-14 Martin Sebor <msebor@redhat.com>
32055 PR middle-end/80020
32056 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
32057 * builtins.def (aligned_alloc): Use it.
32060 * Makefile.in (GTFILES): Add calls.c.
32061 * calls.c: Include "gt-calls.h".
32063 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
32065 PR rtl-optimization/79728
32066 * regs.h (struct target_regs): New field
32067 x_contains_allocatable_regs_of_mode.
32068 (contains_allocatable_regs_of_mode): New macro.
32069 * reginfo.c (init_reg_sets_1): Initialize it, and change
32070 contains_reg_of_mode so it includes global regs as well.
32071 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
32072 rather than contains_regs_of_mode.
32074 2017-03-14 Martin Liska <mliska@suse.cz>
32076 * doc/invoke.texi: Document options that can't be combined with
32077 -fcheck-pointer-bounds.
32079 2017-03-14 Martin Liska <mliska@suse.cz>
32081 PR middle-end/79831
32082 * doc/invoke.texi (-Wchkp): Document the option.
32084 2017-03-14 Martin Liska <mliska@suse.cz>
32086 * Makefile.in: Install gcov-dump.
32088 2017-03-14 Martin Liska <mliska@suse.cz>
32090 * multiple_target.c (expand_target_clones): Bail out for
32091 an invalid attribute.
32093 2017-03-14 Richard Biener <rguenther@suse.de>
32095 * alias.c (struct alias_set_entry): Pack properly.
32096 * cfgloop.h (struct loop): Likewise.
32097 * cse.c (struct set): Likewise.
32098 * ipa-utils.c (struct searchc_env): Likewise.
32099 * loop-invariant.c (struct invariant): Likewise.
32100 * lra-remat.c (struct cand): Likewise.
32101 * recog.c (struct change_t): Likewise.
32102 * rtl.h (struct address_info): Likewise.
32103 * symbol-summary.h (function_summary): Likewise.
32104 * tree-loop-distribution.c (struct partition): Likewise.
32105 * tree-object-size.c (struct object_size_info): Likewise.
32106 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
32107 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
32108 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
32109 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
32110 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
32111 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
32112 (struct _stmt_vec_info): Likewise.
32114 2017-03-14 Martin Liska <mliska@suse.cz>
32117 * multiple_target.c (create_dispatcher_calls): Check that
32118 a target can create a function dispatcher.
32120 2017-03-14 Martin Liska <mliska@suse.cz>
32123 * multiple_target.c (expand_target_clones): Drop local.local
32124 flag for default implementation.
32126 2017-03-14 Richard Biener <rguenther@suse.de>
32128 PR tree-optimization/80030
32129 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
32131 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
32133 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
32134 gcc_fallthrough() instead of __attribute__((fallthrough));
32136 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
32138 * doc/gcc.texi: Remove "up" link to (DIR).
32139 * doc/gccint.texi: Ditto.
32141 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
32143 * doc/install.texi (Specific) <avr>: Remove reference to
32146 2017-03-13 Jeff Law <law@redhat.com>
32148 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
32149 attribute rather than comments.
32151 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
32152 match_scratch operand is highest.
32154 2017-03-13 Martin Liska <mliska@suse.cz>
32156 PR middle-end/78339
32157 * ipa-pure-const.c (warn_function_noreturn): If the declarations
32158 is a CHKP clone, use original declaration.
32160 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
32162 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
32163 (arc_conditional_register_usage): Use a different allocation order
32164 when optimizing for size.
32165 * common/config/arc/arc-common.c (arc_option_optimization_table):
32166 Section anchors default on when optimizing for size.
32168 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
32170 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
32172 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
32174 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
32175 * config/arc/arc.md (cpu_facility): Add cd variant.
32176 (*movqi_insn): Add code density variant.
32177 (*movhi_insn): Likewise.
32178 (*movqi_insn): Likewise.
32179 (*addsi3_mixed): Likewise.
32180 (subsi3_insn): Likewise.
32182 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
32184 * config/arc/arc.md (movsi_cond_exec): Update constraint.
32186 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
32188 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
32189 expressions with MINUS and UNARY ops.
32191 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32194 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
32196 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
32197 between vec_select and vector argument.
32198 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
32199 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
32200 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
32201 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
32202 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
32203 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
32205 2017-03-13 Richard Biener <rguenther@suse.de>
32208 * params.def (vect-max-peeling-for-alignment): Fix typo.
32210 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
32212 * doc/install.texi (Specific) <mips-*-*>: Remove description of
32213 issue that only occurred with binutils below 2.18.
32215 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
32217 * doc/install.texi (Specific) <cris-axis-elf>: No longer
32218 refer to binutils 2.11/2.12 minimum.
32220 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
32222 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
32223 ftp.kernel.org and simplify binutils requirement.
32225 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
32227 * doc/invoke.texi (Warning Options): Fix spelling of link-time
32229 (Optimize Options): Ditto. Also remove redundancy.
32231 2017-03-10 David Malcolm <dmalcolm@redhat.com>
32233 PR translation/79848
32234 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
32236 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
32237 to G_ to avoid double translation.
32239 2017-03-10 David Malcolm <dmalcolm@redhat.com>
32241 PR translation/79923
32242 * auto-profile.c (get_combined_location): Convert leading
32243 character of diagnostics to lower case and remove trailing period.
32244 (read_profile): Likewise for various diagnostics.
32245 * config/arm/arm.c (arm_option_override): Remove trailing period
32246 from various diagnostics.
32247 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
32248 (msp430_expand_delay_cycles): Likewise.
32250 2017-03-10 David Malcolm <dmalcolm@redhat.com>
32253 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
32254 full command-line argument, rather than just "str".
32255 (aarch64_validate_march): Likewise.
32256 (aarch64_validate_mtune): Likewise.
32258 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
32260 PR rtl-optimization/78911
32261 * lra-assigns.c (must_not_spill_p): New function.
32262 (spill_for): Use it.
32264 2017-03-10 Jakub Jelinek <jakub@redhat.com>
32266 PR tree-optimization/79981
32267 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
32268 ATOMIC_COMPARE_EXCHANGE ifn result.
32269 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
32270 IFN_ATOMIC_COMPARE_EXCHANGE.
32272 2017-03-10 David Malcolm <dmalcolm@redhat.com>
32275 * opts.c (parse_sanitizer_options): Add missing question mark to
32276 "did you mean" message.
32278 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32280 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
32282 (VMULEUH_UNS): Likewise.
32283 (VMULOUB_UNS): Likewise.
32284 (VMULOUH_UNS): Likewise.
32285 * config/rs6000/rs6000.c (builtin_function_type): Remove
32286 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
32288 2017-03-10 David Malcolm <dmalcolm@redhat.com>
32291 * read-rtl-function.c (function_reader::read_rtx_operand): Update
32292 x with result of extra_parsing_for_operand_code_0.
32293 (function_reader::extra_parsing_for_operand_code_0): Convert
32294 return type from void to rtx, returning x. When reading
32295 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
32296 larger size containing struct block_symbol.
32298 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
32300 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
32301 -mfloat128-hardware without -m64.
32303 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
32306 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
32307 entries to the case statement that marks unsigned arguments to
32308 overloaded functions.
32310 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
32312 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
32313 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
32315 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
32318 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
32319 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
32321 2017-03-10 Martin Liska <mliska@suse.cz>
32325 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
32326 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
32329 2017-03-10 Olivier Hainque <hainque@adacore.com>
32331 * tree-switch-conversion (array_value_type): Start by resetting
32332 candidate type to it's main variant.
32334 2017-03-10 Jakub Jelinek <jakub@redhat.com>
32336 PR rtl-optimization/79909
32337 * combine.c (try_combine): Use simplify_replace_rtx on individual
32338 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
32339 of the whole CALL_INSN_FUNCTION_USAGE.
32341 PR tree-optimization/79972
32342 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
32343 get_range_info on SSA_NAMEs. Formatting fixes.
32345 2017-03-10 Richard Biener <rguenther@suse.de>
32346 Jakub Jelinek <jakub@redhat.com>
32348 PR tree-optimization/77975
32349 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
32350 edge to be constant.
32351 (get_val_for): For constant x return it. Formatting fix.
32352 (loop_niter_by_eval): Avoid pointless looping if the next iteration
32353 would use the same bases as the current one.
32355 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32357 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
32358 instead of vec_select for V1TImode.
32359 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
32361 (VSX_LE_128): Add V1TI to this mode iterator.
32362 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
32363 (*vsx_le_perm_store_<mode>): Likewise.
32364 (pre-reload splitter for VSX stores): Likewise.
32365 (post-reload splitter for VSX stores): Likewise.
32366 (*vsx_xxpermdi2_le_<mode>): Likewise.
32367 (*vsx_lxvd2x2_le_<mode>): Likewise.
32368 (*vsx_stxvd2x2_le_<mode>): Likewise.
32370 2017-03-09 Michael Eager <eager@eagercon.com>
32372 Correct failures with --enable-checking=yes,rtl.
32374 * config/microblaze/microblaze.c (microblaze_expand_shift):
32375 Replace GET_CODE test with CONST_INT_P and INTVAL test with
32376 test for const0_rtx.
32377 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
32378 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
32380 2017-03-09 Richard Biener <rguenther@suse.de>
32382 PR tree-optimization/79977
32383 * graphite-scop-detection.c (scop_detection::merge_sese):
32384 Handle the case of extra exits to blocks dominating the entry.
32386 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
32388 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
32391 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
32393 PR rtl-optimization/79949
32394 * lra-constraints.c (process_alt_operands): Check memory when
32395 trying to predict a cycle. Print about the overall increase.
32397 2017-03-09 Richard Biener <rguenther@suse.de>
32399 PR middle-end/79971
32400 * gimple-expr.c (useless_type_conversion_p): Preserve
32401 TYPE_SATURATING for fixed-point types.
32403 2017-03-09 Richard Biener <rguenther@suse.de>
32406 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
32407 alignment of BLKmode params.
32409 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32412 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
32413 (VALL_NO_V2Q): Likewise.
32415 * config/aarch64/aarch64-simd.md
32416 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
32418 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
32419 VALL_NO_V2Q mode iterator.
32420 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
32422 2017-03-09 Martin Liska <mliska@suse.cz>
32424 PR tree-optimization/79631
32425 * tree-chkp-opt.c (chkp_is_constant_addr): Call
32426 tree_int_cst_sign_bit just for INTEGER constants.
32428 2017-03-09 Martin Liska <mliska@suse.cz>
32432 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
32435 2017-03-09 Marek Polacek <polacek@redhat.com>
32438 * tree.c (inchash::add_expr): Handle TREE_VEC.
32440 2017-03-09 Martin Liska <mliska@suse.cz>
32443 (chkp_narrow_size_and_offset): New function.
32444 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
32445 (void chkp_parse_bit_field_ref): New function.
32446 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
32447 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
32449 2017-03-09 Martin Liska <mliska@suse.cz>
32452 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
32453 (chkp_find_bounds_1): Remove gcc_unreachable.
32455 2017-03-09 Jakub Jelinek <jakub@redhat.com>
32458 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
32459 BUILT_IN_SYNC*, determine the access type from the size suffix and
32460 always build a MEM_REF with that type. Handle forgotten
32461 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
32464 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
32465 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
32466 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
32467 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
32468 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
32469 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
32470 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
32471 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
32472 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
32473 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
32474 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
32475 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
32476 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
32477 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
32478 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
32479 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
32480 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
32481 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
32482 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
32483 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
32484 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
32485 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
32486 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
32487 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
32488 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
32489 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
32490 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
32491 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
32492 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
32493 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
32494 definitions outside of __OPTIMIZE__ guarded section.
32497 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
32498 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
32499 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
32500 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
32503 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32505 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
32506 ("vfenez<mode>"): Add missing constraints.
32508 2017-03-08 Martin Sebor <msebor@redhat.com>
32511 * config/nds32/nds32.c (nds32_option_override):
32512 Fix misspelled diagnostic.
32514 2017-03-08 Jakub Jelinek <jakub@redhat.com>
32517 * gimplify.c (gimplify_omp_for): Replace index var in outer
32518 taskloop statement with an artificial variable and add
32519 OMP_CLAUSE_PRIVATE clause for it.
32521 2017-03-08 Richard Biener <rguenther@suse.de>
32523 PR tree-optimization/79955
32524 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
32525 for accesses that are completely outside of the variable.
32527 2017-03-08 Andrew Haley <aph@redhat.com>
32529 PR tree-optimization/79943
32530 * tree-ssa-loop-split.c (compute_new_first_bound): When
32531 calculating the new upper bound, (END-BEG) should be added, not
32534 2017-03-08 Jakub Jelinek <jakub@redhat.com>
32536 * config/avr/avr.md (setmemhi): Make sure match_dup
32537 operand number comes before match_scratch.
32539 2017-03-08 Richard Biener <rguenther@suse.de>
32541 PR tree-optimization/79920
32542 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
32543 with ncopies == 1 to ...
32544 (vect_transform_slp_perm_load): ... here. Properly compute
32545 all element loads by iterating VF times over the group. Do
32546 not handle ncopies (computed in a broken way) in
32547 vect_create_mask_and_perm.
32549 2017-03-08 Jakub Jelinek <jakub@redhat.com>
32552 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
32553 is a uniform vector, use uniform_vector_p return value instead of
32554 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
32556 2017-03-07 Marek Polacek <polacek@redhat.com>
32558 PR middle-end/79809
32559 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
32560 (alloca_call_type): Likewise.
32562 2017-03-07 Martin Liska <mliska@suse.cz>
32564 * gcov.c (process_args): Put comment to correct location.
32566 2017-03-07 Martin Liska <mliska@suse.cz>
32568 PR middle-end/68270
32569 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
32570 Use array_at_struct_end_p instead of DECL_CHAIN (field).
32571 (chkp_narrow_bounds_for_field): Likewise.
32572 (chkp_parse_array_and_component_ref): Pass one more argument to
32575 2017-03-07 Richard Biener <rguenther@suse.de>
32577 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
32580 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
32582 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
32583 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
32585 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32588 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
32589 to end of description.
32590 (PARAM_MAX_STORES_TO_MERGE): Likewise.
32592 2017-03-07 Jakub Jelinek <jakub@redhat.com>
32594 PR rtl-optimization/79901
32595 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
32597 (*avx512f_<code><mode>3<mask_name>): ... this.
32598 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
32599 iterator instead of VI8_AVX2_AVX512BW.
32601 PR rtl-optimization/79901
32602 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
32603 min/max expander, expand it using expand_vec_cond_expr.
32606 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
32609 2017-03-06 Jakub Jelinek <jakub@redhat.com>
32612 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
32613 to void * for PCH reasons.
32614 * dwarf2out.c (output_loc_operands, output_die): Cast
32615 v.val_vec.array to unsigned char *.
32617 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
32620 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
32623 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
32625 PR rtl-optimization/79571
32626 * lra-constraints.c (process_alt_operands): Calculate static
32627 reject and subtract it from overall when only addresses will be
32630 2017-03-06 Julia Koval <julia.koval@intel.com>
32633 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
32634 incoming stack boundary to 128 for 64-bit targets.
32636 2017-03-06 Richard Biener <rguenther@suse.de>
32638 PR tree-optimization/79894
32639 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
32640 to NULL after folding it.
32642 2017-03-06 Richard Biener <rguenther@suse.de>
32644 PR tree-optimization/79824
32645 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
32646 check disabling peeling for gaps.
32648 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
32650 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
32651 attributes): Document gettimeofday.
32653 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
32655 * config/s390/s390.c (s390_option_override_internal): Set
32656 PARAM_MIN_VECT_LOOP_BOUND
32658 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
32660 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
32661 * config/s390/s390.md: Likewise.
32663 2017-03-06 Jakub Jelinek <jakub@redhat.com>
32666 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
32667 (<avx2_avx512>_perm<mode>): Rename to ...
32668 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
32670 (<avx512>_perm<mode>_mask): Rename to ...
32671 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
32673 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
32674 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
32675 instead of VI8F_256_512.
32676 (avx512f_perm<mode>): New define_expand.
32677 (avx512f_perm<mode>_mask): Likewise.
32678 (avx512f_perm<mode>_1<mask_name>): New define_insn.
32679 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
32681 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
32683 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
32684 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
32686 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
32688 2017-03-06 Martin Liska <mliska@suse.cz>
32691 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
32692 when having a SSA NAME w/o VAR_DECL assigned to it.
32694 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
32696 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
32697 msa_dpsub_<su>_d): Fix MODE for vec_select.
32699 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
32701 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
32703 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
32705 2017-03-06 Richard Biener <rguenther@suse.de>
32707 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
32708 * plugin.c (register_plugin_info): Likewise.
32709 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
32711 2017-03-05 Jakub Jelinek <jakub@redhat.com>
32713 * config/i386/sse.md (sse_storehps, sse_storelps,
32714 avx_<castmode><avxsizesuffix>_<castmode>,
32715 avx512f_<castmode><avxsizesuffix>_<castmode>,
32716 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
32717 in condition that at least one operand is not a MEM.
32719 2017-03-03 Jakub Jelinek <jakub@redhat.com>
32721 PR middle-end/79805
32722 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
32723 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
32725 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
32726 gimple_call_nothrow_p flag based on whether original builtin can throw.
32727 If it can, emit following stmts on the fallthrough edge.
32728 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
32729 don't create new bb if inserting just debug stmts on the edge, try to
32730 insert them on the fallthru bb or just reset debug stmts.
32732 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
32735 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
32736 restore recog_data (including the operand rtxes inside it) around
32737 the call to get_insn_template.
32739 2017-03-03 Martin Sebor <msebor@redhat.com>
32741 PR tree-optimization/79699
32742 * context.c (context::~context): Free MPFR caches to avoid
32743 a memory leak on program exit.
32745 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32747 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
32748 Use wide_int::ulow () instead of .elt (0).
32750 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
32752 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
32753 (*pushxf): Limit oF constraint to 32bit targets and add oC
32754 constraint for 64bit targets.
32755 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
32756 (*pushdf): Change rmF constraint to rmC.
32758 2017-03-03 Martin Liska <mliska@suse.cz>
32760 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
32761 Remove unused variable.
32763 2017-03-03 Jakub Jelinek <jakub@redhat.com>
32766 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
32767 is a memory operand, increase num_memory.
32768 (ix86_expand_args_builtin): Likewise.
32770 2017-03-03 Jan Hubicka <jh@suse.cz>
32773 * ipa-devirt.c (maybe_record_node): Properly handle
32774 __cxa_pure_virtual visibility.
32776 2017-03-03 Martin Liska <mliska@suse.cz>
32778 PR tree-optimization/79803
32779 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
32781 (pass_loop_prefetch::execute): Disabled optimization if an
32782 assumption about L1 cache size is not met.
32784 2017-03-03 Martin Liska <mliska@suse.cz>
32786 PR rtl-optimization/79574
32787 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
32788 (hash_scan_set): Likewise.
32789 (dump_hash_table): Likewise.
32790 (hoist_code): Likewise.
32792 2017-03-03 Richard Biener <rguenther@suse.de>
32794 * fixed-value.c (fixed_from_string): Restore use of elt (1)
32795 in place of uhigh ().
32796 (fixed_convert_from_real): Likewise.
32798 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
32801 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
32803 2017-03-03 Richard Biener <rguenther@suse.de>
32805 PR middle-end/79818
32806 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
32807 TYPE_OVERFLOW_UNDEFINED check.
32809 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32811 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
32813 (vector_ae_<mode>_p): Likewise.
32814 (vector_nez_<mode>_p): Likewise.
32815 (vector_ne_v2di_p): Likewise.
32816 (vector_ae_v2di_p): Likewise.
32817 (vector_ne_<mode>_p): Likewise.
32818 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
32820 (vsx_tsqrt<mode>2_fe): Likewise.
32822 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
32825 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
32827 2017-03-02 Jakub Jelinek <jakub@redhat.com>
32829 PR rtl-optimization/79780
32830 * cprop.c (one_cprop_pass): When second and further conditional trap
32831 in a single basic block is turned into an unconditional trap, turn it
32832 into a deleted note to avoid RTL verification failures.
32834 2017-03-02 Richard Biener <rguenther@suse.de>
32836 * fold-const.c (const_binop): Use ulow () instead of elt (0).
32838 2017-03-02 Richard Biener <rguenther@suse.de>
32840 PR tree-optimization/79345
32842 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
32843 param and abort the walk, returning -1 if it is hit.
32844 (walk_aliased_vdefs): Take a limit param and pass it on.
32845 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
32846 defaulting to 0 and return a signed int.
32847 * tree-ssa-uninit.c (struct check_defs_data): New struct.
32848 (check_defs): New helper.
32849 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
32850 about uninitialized memory.
32851 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
32852 bogus uninitialized warning.
32853 (fixed_convert_from_real): Likewise.
32855 2017-03-02 Bin Cheng <bin.cheng@arm.com>
32857 PR tree-optimization/66768
32858 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
32859 iv_use if base object can't be determined.
32861 2017-03-02 Jakub Jelinek <jakub@redhat.com>
32863 PR tree-optimization/79345
32864 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
32865 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
32866 (get_pattern_stats): Initialize it.
32867 * genemit.c (gen_expand): Verify match_scratch numbers come after
32868 match_operand/match_dup numbers.
32869 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
32870 match_scratch numbers.
32871 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
32873 * config/s390/s390.md (trunctdsd2): Likewise.
32875 2017-03-02 Richard Biener <rguenther@suse.de>
32877 * wide-int.h (wide_int_storage::operator=): Implement in terms
32880 2017-03-02 Richard Biener <rguenther@suse.de>
32882 PR tree-optimization/79777
32883 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
32884 the to insert expression to sth existing.
32886 2017-03-01 Martin Sebor <msebor@redhat.com>
32888 PR middle-end/79692
32889 * gimple-ssa-sprintf.c
32890 (directive::known_width_and_precision): New function.
32891 (format_integer): Use it.
32892 (get_mpfr_format_length): Consider the full range of precision
32893 when computing %g output with the # flag. Set the likely byte
32894 count to 3 rather than 1 when precision is indeterminate.
32895 (format_floating): Correct the lower bound of precision.
32897 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32899 * doc/invoke.texi: Document default code model for 64-bit Linux.
32901 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
32904 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
32905 udiv rather than div since input pattern is unsigned.
32907 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
32909 * config/i386/i386.c (print_reg): Warn for values of
32910 unsupported size in integer register.
32912 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
32915 * config/rs6000/predicates.md (current_file_function_operand): Do
32916 not allow self calls to be local if the function is replaceable.
32918 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
32921 * config/rs6000/altivec.h (vec_ctz and others): Change the
32922 preprocessor macro that controls conditional compilation from
32923 _ARCH_PWR9 to __POWER9_VECTOR__.
32924 (vec_all_ne): Change parameterization of __altivec_scalar_pred
32925 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
32926 control (instead of _ARCH_PWR9 control) so that template
32927 definition uses power9-specific function.
32928 (vec_any_eq): Likewise.
32929 (vec_all_ne): Change macro definition to use a power9-specific
32930 expansion under #ifdef __POWER9_VECTOR__ control (instead of
32931 _ARCH_PWR9 control).
32932 (vec_any_eq) Likewise.
32933 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
32934 expansion for CMPNEF to remove support for xvcmpnesp instruction.
32935 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
32936 support for xvcmpnedp instruction.
32937 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
32938 macro expansion so that Power9 implementation of vec_all_ne does
32939 not use the AltiVec predicate framework.
32940 (VCMPNEH_P): Likewise.
32941 (VCMPNEW_P): Likewise.
32942 (VCMPNED_P): Likewise.
32943 (VCMPNEFP_P): Likewise.
32944 (VCMPNEDP_P): Likewise.
32945 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
32946 implementation of vec_any_eq to not use AltiVec predicate
32948 (VCMPAEH_P): Likewise.
32949 (VCMPAEW_P): Likewise.
32950 (VCMPAED_P): Likewise.
32951 (VCMPAEFP_P): Likewise.
32952 (VCMPAEDP_P): Likewise.
32953 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
32954 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
32955 not use the AltiVec predicate framework.
32956 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
32957 of vec_any_eq to not use AltiVec predicate framework.
32958 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
32959 support for predefined __POWER9_VECTOR__ macro to indicate that
32960 Power9 instruction selection is enabled.
32961 (altivec_overloaded_builtins): Remove extraneous
32962 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
32963 function argument types RS6000_BTI_bool_V16QI and
32964 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
32965 entry for overloaded function argument types RS6000_BTI_bool_V4SI
32966 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
32967 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
32968 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
32969 Power9 for implementations of vec_cmpne. Change the signature for
32970 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
32971 (representing vec_all_ne) to remove the previously described first
32972 argument of type RS6000_BTI_INTSI, as this was an artifact of
32973 reliance on the AltiVec predicate framework, which is no longer
32974 used in the implementation of these functions. Add
32975 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
32976 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
32977 since, unlike the AltiVec predicate framework implementation, we
32978 do not share function descriptors between vec_alle and vec_anyeq.
32979 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
32980 set of modes that receive special treatment even when
32981 TARGET_P9_VECTOR is true. The special treatment emits code that
32982 does not depend on Power9 instructions.
32983 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
32984 define_expand to not rely on AltiVec predicate framework.
32985 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
32987 (vector_ne_v2di_p): Change this define_expand to not rely on
32988 AltiVec predicate framework.
32989 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
32991 (vector_ne_<mode>_p): Change this define_expand to not rely on
32992 AltiVec predicate framework.
32993 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
32995 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
32996 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
32997 define_insn pattern.
32998 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
32999 define_insn pattern because the xvcmpne<VSs>. instruction is not
33001 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
33002 instruction is not supported.
33004 2017-03-01 Jakub Jelinek <jakub@redhat.com>
33006 * config/nvptx/nvptx.c: Include intl.h.
33008 2017-03-01 Martin Jambor <mjambor@suse.cz>
33011 * ipa-prop.h (ipa_bits): Removed field known.
33012 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
33013 to pointers. Adjusted their comments to warn about their sharing.
33014 (ipcp_transformation_summary): Change bits to a vector of pointers.
33015 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
33016 (ipa_get_ipa_bits_for_value): Declare.
33017 * tree-vrp.h (value_range): Mark as GTY((for_user)).
33018 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
33019 (ipa_bits_hash_table): Likewise.
33020 (ipa_vr_ggc_hash_traits): Likewise.
33021 (ipa_vr_hash_table): Likewise.
33022 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
33023 being pointers and vr_known being removed.
33024 (ipa_set_jf_unknown): Likewise.
33025 (ipa_get_ipa_bits_for_value): New function.
33026 (ipa_set_jfunc_bits): Likewise.
33027 (ipa_get_value_range): New overloaded functions.
33028 (ipa_set_jfunc_vr): Likewise.
33029 (ipa_compute_jump_functions_for_edge): Use the above functions to
33030 construct bits and vr parts of jump functions.
33031 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
33032 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
33034 (ipcp_grow_transformations_if_necessary): Also allocate
33035 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
33037 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
33038 them. Fix too long lines.
33039 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
33040 vr_known being removed.
33041 (ipa_read_jump_function): Use new setter functions to construct bits
33042 and vr parts of jump functions or set them to NULL.
33043 (write_ipcp_transformation_info): Adjust for bits being pointers.
33044 (read_ipcp_transformation_info): Likewise.
33045 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
33047 Include gt-ipa-prop.h.
33048 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
33050 (ipcp_store_bits_results): Likewise.
33051 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
33052 Do not write to existing jump functions but use a temporary instead.
33054 2017-03-01 Jakub Jelinek <jakub@redhat.com>
33057 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
33058 attempt to use its first operand as BIT_FIELD_REF base.
33060 2017-03-01 Richard Biener <rguenther@suse.de>
33062 PR middle-end/79721
33063 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
33064 interpolating formula in wrapping arithmetic.
33065 (chrec_apply): Convert chrec_evaluate return value to wanted type.
33067 2017-03-01 Jakub Jelinek <jakub@redhat.com>
33069 PR tree-optimization/79734
33070 * tree-vect-generic.c (expand_vector_condition): Optimize
33071 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
33072 Handle VEC_COND_EXPR where comparison has different inner width from
33073 type's inner width.
33075 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
33077 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
33078 markup, and similar issues. Remove @opindex entries for things
33079 that aren't options. Add missing -mmpy-option entries.
33081 2017-02-28 Jakub Jelinek <jakub@redhat.com>
33083 PR tree-optimization/79737
33084 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
33085 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
33086 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
33087 instead of byte_size. Formatting fix.
33088 (shift_bytes_in_array_right): Formatting fix.
33090 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
33093 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
33094 condition on optimize for the leaf function test.
33096 2017-02-28 Martin Liska <mliska@suse.cz>
33099 * read-rtl-function.c (function_reader::handle_unknown_directive):
33100 Bail out when one uses -flto.
33102 2017-02-28 Martin Liska <mliska@suse.cz>
33104 * common.opt: Replace space with tabular for options of <number>
33106 * config/i386/i386.opt: Show <number> value for
33107 -mlarge-data-threshold.
33108 * opts.c (print_filtered_help): Do not display number in hexadecimal
33111 2017-02-28 Martin Liska <mliska@suse.cz>
33113 * common.opt: Fix --help=option -Q for options which are of
33116 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
33118 * config/i386/i386.c (print_reg): Error out for values
33119 of 8-bit size in invalid integer register.
33121 2017-02-28 Martin Sebor <msebor@redhat.com>
33123 PR tree-optimization/79691
33124 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
33126 2017-02-28 Jakub Jelinek <jakub@redhat.com>
33129 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
33130 gcc_unreachable with output_operand_lossage.
33132 2017-02-28 Richard Biener <rguenther@suse.de>
33134 PR tree-optimization/79740
33135 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
33137 (visit_nary_op): Insert the nary into the hashtable if we
33138 pattern-matched sth.
33139 * tree-ssa-pre.c (eliminate_insert): Robustify.
33141 2017-02-28 Richard Biener <rguenther@suse.de>
33143 PR middle-end/79731
33144 * fold-const.c (decode_field_reference): Reject out-of-bound
33147 2017-02-28 Jakub Jelinek <jakub@redhat.com>
33149 * config/i386/i386.c: Include intl.h.
33150 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
33151 instead of just cond ? "..." : "...".
33152 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
33153 * coverage.c (read_counts_file): Likewise.
33154 * omp-offload.c: Include intl.h.
33155 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
33156 of just cond ? "..." : "...".
33157 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
33158 of just cond ? "..." : "...".
33160 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
33163 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
33165 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
33166 'tune for' CPU name.
33167 * config/arm/arm-cpu-data.h: Regenerated.
33169 2017-02-28 Richard Biener <rguenther@suse.de>
33171 PR tree-optimization/79732
33172 * tree-inline.c (expand_call_inline): Do not shadow var.
33174 2017-02-28 Richard Biener <rguenther@suse.de>
33176 PR tree-optimization/79723
33177 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
33178 address-space properly.
33180 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
33182 * doc/optinfo.texi (Optimization groups): Fix option used for
33184 * doc/invoke.texi (-fopt-info): Document "omp".
33185 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
33186 (OPTGROUP_ALL): Add OPTGROUP_OMP.
33187 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
33188 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
33189 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
33191 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
33193 * dumpfile.c (optgroup_options): Instead of "openmp", associate
33194 OPTGROUP_OMP with "omp".
33196 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
33199 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
33200 for arithmetic shift of unsigned V2DI.
33202 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
33204 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
33205 arc/linux.h headers.
33206 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
33207 (LINK_SPEC): Likewise.
33208 (ARC_TLS_EXTRA_START_SPEC): Likewise.
33209 (EXTRA_SPECS): Likewise.
33210 (STARTFILE_SPEC): Likewise.
33211 (ENDFILE_SPEC): Likewise.
33212 (LIB_SPEC): Likewise.
33213 (TARGET_SDATA_DEFAULT): Likewise.
33214 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
33215 (MULTILIB_DEFAULTS): Likewise.
33216 (DWARF2_UNWIND_INFO): Likewise.
33217 * config/arc/big.h: New file.
33218 * config/arc/elf.h: Likewise.
33219 * config/arc/linux.h: Likewise.
33220 * config/arc/t-uClibc: Remove.
33222 2017-02-27 Bin Cheng <bin.cheng@arm.com>
33224 PR tree-optimization/77536
33225 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
33226 (tree_transform_and_unroll_loop): Use above function to compute the
33227 estimated niter of unrolled loop and use it when scaling profile.
33228 Also use count info rather than frequency if it's non-zero.
33229 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
33230 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
33231 (vect_transform_loop): Call above function.
33233 2017-02-27 Richard Biener <rguenther@suse.de>
33235 PR tree-optimization/45397
33236 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
33237 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
33238 (visit_nary_op): Add pattern matching for CSEing sign-changed
33239 or truncated operations with wider ones.
33241 2017-02-27 Richard Biener <rguenther@suse.de>
33243 PR tree-optimization/79690
33244 * tree-vect-stmts.c (vectorizable_store): Use vector type
33245 built from the DR with address-space.
33247 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
33249 * doc/invoke.texi (Optimize Options): Refine the description
33250 of asan-use-after-return.
33252 2017-02-25 Alan Modra <amodra@gmail.com>
33254 PR rtl-optimization/79584
33255 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
33256 base, not ad->base_term, the reg within base. Remove assertion
33257 that ad->base == ad->base_term. Replace gen_int_mode using
33258 bogus mode with const0_rtx.
33260 2017-02-25 Jakub Jelinek <jakub@redhat.com>
33262 PR middle-end/79396
33263 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
33264 FMA_EXPR like tcc_binary or tcc_unary.
33266 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
33269 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
33271 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
33272 (output_loc_operands): Handle DW_OP_call_ref and
33273 DW_OP_GNU_variable_value.
33274 (struct variable_value_struct): New type.
33275 (struct variable_value_hasher): Likewise.
33276 (variable_value_hash): New variable.
33277 (string_types): Remove.
33278 (copy_loc_descr): New function.
33279 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
33280 (prepend_loc_descr_to_each): New function.
33281 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
33282 instead of add_loc_descr_to_each if the first argument is single
33283 location list and the second has multiple.
33284 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
33285 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
33286 when looking for variable value which doesn't have other location info.
33287 (loc_list_from_tree): Formatting fix.
33288 (gen_array_type_die): Simplify DW_AT_string_length handling.
33289 (adjust_string_types): Remove.
33290 (gen_subprogram_die): Don't call adjust_string_types nor test/set
33291 string_types. Call resolve_variable_values.
33292 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
33293 (resolve_addr_in_expr): Likewise. Add A argument.
33294 (copy_deref_exprloc): Remove deref argument. Adjust for the
33295 original expression being DW_OP_GNU_variable_value with optionally
33296 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
33297 optionally after it.
33298 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
33299 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
33300 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
33301 (variable_value_hasher::hash, variable_value_hasher::equal): New
33303 (resolve_variable_value_in_expr, resolve_variable_value,
33304 resolve_variable_values, note_variable_value_in_expr,
33305 note_variable_value): New functions.
33306 (dwarf2out_early_finish): Call note_variable_value on all toplevel
33309 2017-02-24 Jakub Jelinek <jakub@redhat.com>
33312 * opts.h (handle_generated_option): Add GENERATED_P argument.
33313 * opts-common.c (handle_option): Adjust function comment.
33314 (handle_generated_option): Add GENERATED_P argument, pass it to
33316 (control_warning_option): Pass false to handle_generated_option
33318 * opts.c (maybe_default_option): Pass true to handle_generated_option
33320 * optc-gen.awk: Likewise.
33322 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
33324 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
33325 a REG, look at the REG it is a SUBREG of.
33326 (splitter for cmpeqsi_t): Ditto.
33328 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
33330 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
33331 the special USEs with the pattern of the insn, not the insn itself.
33333 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
33336 * doc/invoke.texi: Document -mload-store-pairs.
33338 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
33339 Sandra Loosemore <sandra@codesourcery.com>
33341 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
33342 argument isn't a CONST_INT.
33343 (nios2_alternate_compare_const): Assert op is a CONST_INT.
33344 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
33345 (nios2_validate_compare): Bypass alternate compare logic if *op2
33346 is not a CONST_INT.
33347 (ldstwm_operation_p): Return false if first_base is not a REG or
33348 if first_offset is not a CONST_INT.
33350 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
33352 * config/cris/cris.md: Use correct operand in a define_peephole2.
33354 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
33356 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
33358 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
33360 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
33361 this_insn if it is an INSN or JUMP_INSN.
33362 (force_offsettable): Look at base, not at addr.
33363 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
33364 on things that aren't necessarily CONST_INTs.
33366 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
33368 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
33369 -mfpmath=sse is the default also for x86-32 targets with SSE2
33370 instruction set when @option{-ffast-math} is enabled
33372 2017-02-24 Jeff Law <law@redhat.com>
33374 PR rtl-optimizatoin/79286
33375 * ira.c (update_equiv_regs): Drop may_trap_p exception to
33378 2017-02-24 Richard Biener <rguenther@suse.de>
33380 PR tree-optimization/79389
33381 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
33384 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
33386 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
33387 function comment to reflect reality.
33388 (loop_exits_before_overflow): Fix typo in function description.
33390 2017-02-24 Richard Biener <rguenther@suse.de>
33392 PR tree-optimization/79389
33393 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
33394 properly that a threading opportunity exists. Detect conditional
33395 copy/constant propagation opportunities.
33397 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
33399 * config/visium/visium.md (type): Add trap.
33400 (b): New mode attribute.
33401 (*btst): Rename into...
33402 (*btst<mode>): ...this and adjust.
33403 (*cbranchsi4_btst_insn): Rename into...
33404 (*cbranch<mode>4_btst_insn): ...this and adjust.
33405 (trap): New define_insn.
33407 2017-02-23 Jakub Jelinek <jakub@redhat.com>
33409 PR tree-optimization/79389
33410 * ifcvt.c (struct noce_if_info): Add rev_cond field.
33411 (noce_reversed_cond_code): New function.
33412 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
33413 reversed_comparison_code. Formatting fix.
33414 (noce_try_store_flag): Test rev_cond != NULL in addition to
33415 reversed_comparison_code.
33416 (noce_try_store_flag_constants): Likewise.
33417 (noce_try_store_flag_mask): Likewise.
33418 (noce_try_addcc): Use rev_cond if non-NULL instead of
33419 reversed_comparison_code.
33420 (noce_try_cmove_arith): Likewise. Formatting fixes.
33421 (noce_try_minmax, noce_try_abs): Clear rev_cond.
33422 (noce_find_if_block): Initialize rev_cond.
33423 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
33424 instead of false as last argument never attempt to reverse it
33427 2017-02-23 Bin Cheng <bin.cheng@arm.com>
33429 PR tree-optimization/79663
33430 * tree-predcom.c (combine_chains): Process refs in reverse order
33431 only for ZERO length chains, and add explaining comment.
33433 2017-02-23 Jeff Law <law@redhat.com>
33435 PR tree-optimization/79578
33436 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
33437 in call to operand_equal_p.
33439 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
33442 * config/i386/cpuid.h: Fix another undefined behavior.
33444 2017-02-23 Richard Biener <rguenther@suse.de>
33446 PR tree-optimization/79683
33447 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
33448 vector types for data-refs.
33450 2017-02-23 Martin Liska <mliska@suse.cz>
33452 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
33454 2017-02-23 Jakub Jelinek <jakub@redhat.com>
33456 PR middle-end/79665
33457 * internal-fn.c (get_range_pos_neg): Moved to ...
33458 * tree.c (get_range_pos_neg): ... here. No longer static.
33459 * tree.h (get_range_pos_neg): New prototype.
33460 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
33461 are known to be in between 0 and signed maximum inclusive, try to
33462 expand both unsigned and signed divmod and use the cheaper one from
33465 2017-02-22 Jeff Law <law@redhat.com>
33467 PR tree-optimization/79578
33468 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
33469 to compare base operands.
33471 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
33474 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
33475 gpc_reg_operand instead of fpr_reg_operand.
33477 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
33479 * config/mips/mips.c (mips_return_in_memory): Force FP
33480 vector types to be returned in memory for o32 ABI.
33482 2017-02-22 Jakub Jelinek <jakub@redhat.com>
33484 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
33485 instead of DW_TAG_member for static data member declarations and don't
33486 set no_linkage_name for static inline data members.
33487 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
33490 2017-02-22 Martin Liska <mliska@suse.cz>
33492 * doc/invoke.texi: Replace inequality signs with square brackets
33495 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
33498 * lra-constraints.c (simplify_operand_subreg): Handle
33499 WORD_REGISTER_OPERATIONS targets.
33501 2017-02-22 Jakub Jelinek <jakub@redhat.com>
33504 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
33505 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
33506 elimination by swapping fld*.
33508 2017-02-22 Richard Biener <rguenther@suse.de>
33510 PR tree-optimization/79673
33511 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
33512 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
33513 irrelevant address-space qualifiers and avoiding a
33514 ADDR_SPACE_CONVERT_EXPR from fold_convert.
33516 2017-02-22 Richard Biener <rguenther@suse.de>
33518 PR tree-optimization/79666
33519 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
33520 to not symbolically negate if that may introduce undefined
33523 2017-02-22 Martin Liska <mliska@suse.cz>
33526 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
33527 * data-streamer-out.c (streamer_write_gcov_count_stream):
33529 * value-prof.c (stream_out_histogram_value): Make assert more
33530 precise based on type of counter.
33532 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
33535 * config/i386/i386.md (standard_x87sse_constant_load splitter):
33536 Use nonimmediate_operand instead of memory_operand for operand 1.
33537 (float-extend standard_x87sse_constant_load splitter): Ditto.
33539 2017-02-21 Jeff Law <law@redhat.com>
33541 PR tree-optimization/79621
33542 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
33543 blocks with edges to themselves.
33545 2017-02-21 Jakub Jelinek <jakub@redhat.com>
33548 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
33549 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
33550 Use gimple_call_builtin_p.
33553 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
33554 on temporarily removed DEBUG_INSNs.
33556 PR tree-optimization/79649
33557 * tree-loop-distribution.c (classify_partition): Give up on
33558 non-generic address space loads/stores.
33560 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
33562 * doc/loop.texi (Loop manipulation): Remove nonexistent
33563 tree_ssa_loop_version from the documentation.
33564 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
33566 2017-02-21 Jakub Jelinek <jakub@redhat.com>
33569 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
33570 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
33571 * config/rs6000/rs6000.c: Include except.h.
33572 (rs6000_expand_split_stack_prologue): Call
33573 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
33575 2017-02-21 Martin Jambor <mjambor@suse.cz>
33578 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
33579 have been analyzed.
33581 2017-02-21 Martin Jambor <mjambor@suse.cz>
33583 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
33584 for backward compatibility only.
33585 * doc/invoke.texi (Option Summary): Remove all references to
33586 -fipa-cp-alignment.
33588 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
33592 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
33594 * lra-constraints.c (curr_insn_transform): Handle
33595 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
33597 2017-02-21 Martin Liska <mliska@suse.cz>
33599 * config/i386/i386.opt: Replace -masm-dialect with -masm.
33601 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
33603 PR translation/79638
33604 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
33606 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
33609 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
33610 (arm_function_ok_for_sibcall): Return false for an indirect call by
33611 descriptor if all the argument registers are used.
33612 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
33613 alignment of the function.
33615 2017-02-21 Jakub Jelinek <jakub@redhat.com>
33617 PR tree-optimization/61441
33618 * simplify-rtx.c (simplify_const_unary_operation): For
33619 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
33620 the sNaN unmodified.
33622 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
33624 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
33625 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
33626 instead of SYSTEM_HEADER_DIR.
33628 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
33629 Martin Liška <mliska@suse.cz>
33631 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
33632 Fix typos and grammar, use active voice, and clarify.
33634 2017-02-20 Marek Polacek <polacek@redhat.com>
33636 PR middle-end/79537
33637 * gimplify.c (gimplify_expr): Handle unused *&&L;.
33640 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
33642 2017-02-20 Jakub Jelinek <jakub@redhat.com>
33645 * config/i386/i386.c (ix86_expand_builtin): Handle
33646 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
33647 ix86_builtins_isa[fcode].isa as a requirement of those
33648 flags and any other flag in the bitmask.
33649 (ix86_init_mmx_sse_builtins): Use 0 instead of
33650 ~OPTION_MASK_ISA_64BIT as mask.
33651 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
33652 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
33653 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
33654 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
33656 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
33659 * lra-constraints.c (split_reg): Check requested split mode
33660 is supported by the register.
33662 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
33664 * lra-constraints.c (simplify_operand_subreg): Remove early
33667 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
33670 * lra-constraints.c (curr_insn_transform): Tighten condition
33671 for converting SUBREG reloads from OP_OUT to OP_INOUT.
33673 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
33676 * lra-constraints.c (curr_insn_transform): Handle
33677 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
33679 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
33682 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
33684 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
33686 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
33689 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
33692 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
33694 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
33697 2017-02-18 Jakub Jelinek <jakub@redhat.com>
33699 * final.c (last_columnnum, override_columnnum): New variables.
33700 (final_start_function): Set last_columnnum, pass it to begin_prologue
33701 hook and pass 0 to dwarf2out_begin_prologue.
33702 (final_scan_insn): Update override_columnnum. Pass last_columnnum
33703 to source_line debug hook.
33704 (notice_source_line): Compute last_columnnum and for debug_column_info
33705 return true on column changes.
33706 * debug.h (struct gcc_debug_hooks): Add column argument to
33707 source_line and begin_prologue hooks.
33708 (debug_nothing_int_charstar_int_bool): Remove prototype.
33709 (debug_nothing_int_int_charstar,
33710 debug_nothing_int_int_charstar_int_bool): New prototypes.
33711 (dwarf2out_begin_prologue): Add column argument.
33712 * debug.c (do_nothing_debug_hooks): Adjust source_line and
33713 begin_prologue hooks.
33714 (debug_nothing_int_charstar_int_bool): Remove.
33715 (debug_nothing_int_int_charstar,
33716 debug_nothing_int_int_charstar_int_bool): New functions.
33717 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
33718 through to dwarf2out_source_line.
33719 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
33720 (dwarf2out_source_line): Add column argument, emit it if requested.
33721 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
33723 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
33724 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
33725 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
33726 through to dwarf2out_begin_prologue.
33727 (vmsdbgout_source_line): Add column argument, pass it through to
33728 dwarf2out_source_line.
33729 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
33730 dbxout_source_line caller.
33731 (dbxout_source_line): Add column argument.
33733 * common.opt (gno-column-info, gcolumn-info): New options.
33734 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
33735 (check_die): Also test for multiple DW_AT_decl_column attributes.
33736 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
33737 DW_AT_decl_column if requested.
33738 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
33740 (gen_variable_die): Likewise.
33741 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
33742 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
33745 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
33746 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
33747 (ix86_handle_option): Handle OPT_m3dnowa.
33748 * doc/invoke.texi (-m3dnowa): Document.
33749 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
33750 -m3dnowa instead of -m3dnow -march=athlon.
33753 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
33754 instead of gcc_assert for K, r and R code checks. Formatting fixes.
33756 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33759 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
33760 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
33761 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
33762 generator for vsx_xxpermdi_<mode>_be.
33763 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
33764 force big-endian semantics.
33765 (vsx_xxpermdi_<mode>_be): New define_expand with same
33766 implementation as previous version of vsx_xxpermdi_<mode>.
33768 2017-02-17 Jakub Jelinek <jakub@redhat.com>
33770 PR tree-optimization/79327
33771 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
33772 variable, its initialization and use.
33774 2017-02-17 Julia Koval <julia.koval@intel.com>
33776 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
33777 (OPTION_MASK_ISA_PKU_UNSET): New.
33778 (ix86_handle_option): Handle -mrdpid.
33779 * config/i386/cpuid.h (bit_RDPID): New.
33780 * config/i386/driver-i386.c (host_detect_local_cpu):
33781 Detect RDPID feature.
33782 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
33783 * config/i386/i386-c.c (ix86_target_macros_internal):
33785 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
33786 (ix86_valid_target_attribute_inner_p): Add "rdpid".
33787 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
33788 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
33789 * config/i386/i386.md (define_insn "rdpid"): New.
33790 * config/i386/i386.opt Add -mrdpid.
33791 * config/i386/immintrin.h (_rdpid_u32): New.
33793 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
33795 PR rtl-optimization/79541
33796 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
33797 instead of transforming it into USE.
33799 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
33801 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
33802 If HONOR_SNANS (SFmode) force the input to a register.
33803 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
33804 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
33805 an frsp or similar insn.
33807 2017-02-17 Martin Liska <mliska@suse.cz>
33809 PR rtl-optimization/79577
33810 * params.def (selsched-max-sched-times): Increase minimum to 1.
33812 2017-02-17 Martin Liska <mliska@suse.cz>
33814 PR rtl-optimization/79574
33815 * gcse.c (want_to_gcse_p): Prevent integer overflow.
33817 2017-02-17 Martin Liska <mliska@suse.cz>
33819 PR tree-optimization/79529
33820 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
33821 ssa_defined_default_def_p to handle cases which are implicitly
33823 * tree-ssa.c (ssa_defined_default_def_p): New function.
33824 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
33825 which are implicitly defined.
33826 * tree-ssa.h (ssa_defined_default_def_p): Declare.
33828 2017-02-17 Richard Biener <rguenther@suse.de>
33830 PR middle-end/79576
33831 * params.def (max-ssa-name-query-depth): Limit to 10.
33833 2017-02-17 Richard Biener <rguenther@suse.de>
33835 PR tree-optimization/79552
33836 * tree-ssa-structalias.c (visit_loadstore): Properly verify
33839 2017-02-17 Richard Biener <rguenther@suse.de>
33842 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
33844 2017-02-17 Marek Polacek <polacek@redhat.com>
33846 PR middle-end/79536
33847 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
33848 (fold_negate_expr): New wrapper.
33850 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
33852 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
33853 Correct terminology and de-emphasize pre-standard behavior.
33855 2017-02-16 Alan Modra <amodra@gmail.com>
33857 PR rtl-optimization/79286
33858 * ira.c (def_dominates_uses): New function.
33859 (update_equiv_regs): Don't create an equivalence for insns that
33860 may trap where the register def does not dominate the use.
33862 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
33864 PR rtl-optimization/78127
33865 * lra.c (lra): Call lra_eliminate before finish the loop after
33868 2017-02-16 Richard Biener <rguenther@suse.de>
33870 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
33872 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
33873 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
33874 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
33875 (isl_val_int_from_wi): New function.
33876 (extract_affine_gmp): Rename to ...
33877 (extract_affine_wi): ... this, take a widest_int.
33878 (extract_affine_int): Just wrap extract_affine_wi.
33879 (add_param_constraints): Use isl_val_int_from_wi.
33880 (add_loop_constraints): Likewise, and extract_affine_wi.
33882 2017-02-15 Jeff Law <law@redhat.com>
33884 PR middle-end/79521
33885 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
33886 ira_init_register_move_cost_if_necessary.
33888 2017-02-15 Martin Sebor <msebor@redhat.com>
33890 PR middle-end/32003
33891 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
33892 removed in a prior commit.
33894 2017-02-15 Bin Cheng <bin.cheng@arm.com>
33896 PR tree-optimization/79347
33897 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
33898 counters during peeling.
33900 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
33902 * Makefile.in (site.exp): Remove "set ISLVER".
33904 2017-02-15 Jakub Jelinek <jakub@redhat.com>
33907 * real.c (real_from_integer): Call real_convert even for decimal.
33909 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33912 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
33914 2017-02-14 Andrew Pinski <apinski@cavium.com>
33916 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
33917 cores and change the partno/implementer to be correct.
33918 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
33919 the 'B" as the implementer.
33920 * config/aarch64/aarch64-tune.md: Regenerate.
33922 2017-02-14 Carl Love <cel@us.ibm.com>
33924 * config/rs6000/rs6000.c: Add case statement entry to make the
33925 xvcvuxdsp built-in argument unsigned.
33926 * config/rs6000/vsx.md: Fix the source and return operand types so they
33927 match the instruction definitions from the ISA document. Fix typo
33928 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
33931 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
33934 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
33935 member early_clobber_alts.
33936 * lra-lives.c (reg_early_clobber_p): New.
33937 (process_bb_lives): Use it.
33938 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
33939 (debug_operand_data): Initialize early_clobber_alts.
33940 (setup_operand_alternative): Set up early_clobber_alts.
33941 (collect_non_operand_hard_regs): Ditto. Pass early clobber
33942 alternatives to new_insn_reg.
33943 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
33945 (lra_update_insn_regno_info): Pass the new arg.
33947 2017-02-14 Jakub Jelinek <jakub@redhat.com>
33949 PR middle-end/79505
33950 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
33951 (new_oacc_loop_raw): Don't clear already cleared fields.
33954 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
33955 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
33956 _mm512_prefetch_i64gather_ps): New inline functions and macros.
33958 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
33961 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
33963 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
33966 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
33967 the extra instruction to the right place to store 128-bit constant
33970 2017-02-14 Martin Sebor <msebor@redhat.com>
33972 PR middle-end/79448
33973 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
33974 warning for strings of unknown length.
33976 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
33978 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
33980 2017-02-14 Jeff Law <law@redhat.com>
33983 * ira-costs.c (scan_one_insn): Initialize register move costs
33984 for pseudos seen in USE/CLOBBER insns.
33986 PR tree-optimization/79095
33987 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
33988 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
33989 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
33990 if the operands are known to be not equal, then the resulting range
33992 (intersect_ranges): If the new range is ~[0,0] and the old range is
33993 wide, then prefer ~[0,0].
33994 * tree-vrp.c (overflow_comparison_p_1): New function.
33995 (overflow_comparison_p): New function.
33996 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
33997 if NAME is used in an overflow test.
33998 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
33999 overflow check that can be expressed as an equality test, then adjust
34000 ops to be that equality test.
34002 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34004 * config/s390/s390-builtin-types.def: Remove flags argument.
34005 * config/s390/s390.c (s390_init_builtins): Likewise.
34007 2017-02-14 Martin Liska <mliska@suse.cz>
34009 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
34010 vector. Fix trailing white spaces.
34012 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
34014 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
34017 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34019 PR rtl-optimization/68664
34020 * config/arm/arm.c (arm_sched_can_speculate_insn):
34021 New function. Declare prototype.
34022 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
34024 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34026 PR rtl-optimization/68664
34027 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
34029 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
34031 2017-02-14 Amit Pawar <amit.pawar@amd.com>
34033 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
34034 max skip bytes for function, loop and jump.
34036 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
34038 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
34039 ABS_EXPR for gimple dump.
34041 2017-02-14 Jakub Jelinek <jakub@redhat.com>
34044 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
34046 PR tree-optimization/79408
34047 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
34048 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
34049 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
34050 also if rhs1 is INTEGER_CST.
34052 2017-02-14 Richard Biener <rguenther@suse.de>
34054 PR middle-end/79432
34055 * tree-into-ssa.c (insert_phi_nodes): When the function can
34056 have abnormal edges rewrite SSA names with broken use-def
34057 dominance out of SSA and register them for PHI insertion.
34059 2017-02-13 Martin Sebor <msebor@redhat.com>
34061 PR middle-end/79496
34062 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
34063 clearing info.nowrite flag when snprintf size argument is a range.
34065 2017-02-13 Jakub Jelinek <jakub@redhat.com>
34067 * cprop.c (cprop_jump): Add missing space in string literal.
34068 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
34069 (get_constraint_for_component_ref): Likewise.
34070 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
34071 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
34072 * lra-constraints.c (process_alt_operands): Likewise.
34073 * ipa-inline.c (inline_small_functions): Likewise.
34074 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
34075 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
34076 * trans-mem.c (diagnose_tm_1_op): Likewise.
34077 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
34078 (grid_parallel_clauses_gridifiable): Likewise.
34080 * config/nvptx/mkoffload.c (process): Add space in between
34083 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
34084 "MOD4_SSE_REGS" and "ALL_REGS".
34086 * spellcheck.c (test_data): Add , in between "foo" and "food".
34088 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
34091 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
34092 boundary crossing check and subsequent code generation agree.
34094 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34096 * config/aarch64/aarch64.c (has_memory_op): Delete.
34097 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
34100 2017-02-13 Jakub Jelinek <jakub@redhat.com>
34102 PR rtl-optimization/79388
34103 PR rtl-optimization/79450
34104 * combine.c (distribute_notes): When removing TEM_INSN for which
34105 corresponding dest has last value recorded, invalidate that last
34108 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34110 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
34111 of explicit '@'. Add missing assembly comment marker on branch costs
34114 2017-02-13 Nathan Sidwell <nathan@acm.org>
34116 * gengtype-lex.l (<in_struct>): Add '/'.
34118 2017-02-13 Martin Liska <mliska@suse.cz>
34121 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
34123 2017-02-13 Richard Biener <rguenther@suse.de>
34125 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
34127 * configure: Re-generate.
34128 * config.in: Likewise.
34129 * graphite-dependences.c: Simplify as if
34130 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
34131 * graphite-isl-ast-to-gimple.c: Likewise.
34132 * graphite-optimize-isl.c: Likewise.
34133 * graphite-poly.c: Likewise.
34134 * graphite-sese-to-poly.c: Likewise.
34135 * graphite.h: Likewise.
34136 * toplev.c: Include isl/version.h and use isl_version () for
34137 printing the ISL version.
34138 * doc/install.texi: Update ISL requirement.
34140 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
34142 * doc/standards.texi (Standards): Update reference to
34145 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
34147 * doc/extend.texi (Named Address Spaces): sourceware.org now
34149 * doc/install.texi (Binaries): Ditto.
34152 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
34154 * doc/cpp.texi: Replace "stringify"/"stringification" with C
34155 standard terminology "stringize"/"stringizing" throughout.
34156 * doc/cppinternals.texi: Likewise.
34158 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
34160 * doc/extend.texi: Fix some spelling mistakes and typos.
34161 * doc/invoke.texi: Likewise.
34163 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
34166 * params.def (inline-min-speedup) Change from 10 to 8.
34168 2017-02-11 Jakub Jelinek <jakub@redhat.com>
34170 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
34173 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
34176 * ipa-inline-analysis.c (get_minimal_bb): New function.
34177 (record_modified): Use it.
34178 (remap_edge_change_prob): Handle also ancestor functions.
34180 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
34182 * doc/contrib.texi (Contributors): Remove broken link into
34183 the Mauve CVS repository.
34185 2017-02-11 Jakub Jelinek <jakub@redhat.com>
34187 PR middle-end/79454
34188 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
34189 result computation whenever lhs doesn't have vector mode, not
34190 just when it has BLKmode.
34192 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
34194 * doc/makefile.texi (profiledbootstrap): Refer to the
34195 installation instructions only in textual form.
34197 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
34200 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
34202 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
34204 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
34205 (Specific): Update mingw-w64 reference.
34207 (Specific): Remove broken link to Renesas RX processor.
34209 2017-02-10 Richard Biener <rguenther@suse.de>
34211 * toplev.c (process_options): Do not mention obsolete graphite
34212 options when printing sorry message about missing graphite support.
34213 Mention -floop-nest-optimize.
34215 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
34217 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
34218 (vtst_p16): Likewise.
34219 (vtstq_p8): Likewise.
34220 (vtstq_p16): Likewise.
34222 (vtstq_p64): Likewise.
34223 * config/arm/arm_neon.h (vgetq_lane_p64): New.
34224 (vset_lane_p64): New.
34225 (vsetq_lane_p64): New.
34227 2017-02-10 Jakub Jelinek <jakub@redhat.com>
34229 PR tree-optimization/79411
34230 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
34231 stmt operands are SSA_NAMEs used in abnormal phis.
34232 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
34235 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
34238 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
34241 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
34243 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
34245 2017-02-09 Jakub Jelinek <jakub@redhat.com>
34247 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
34251 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
34252 not arbitrary TREE_CONSTANT.
34255 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
34256 "omp declare target link" attribute unless is_global_var.
34257 * omp-offload.c (find_link_var_op): Likewise.
34259 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
34260 Chung-Lin Tang <cltang@codesourcery.com>
34262 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
34264 (gimplify_adjust_omp_clauses): Don't delete TILE.
34265 (gimplify_omp_for): Deal with TILE.
34266 * internal-fn.c (expand_GOACC_TILE): New function.
34267 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
34269 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
34270 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
34272 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
34273 avoid DIV for outermost collapse var.
34274 (expand_oacc_for): Insert tile element loop as needed. Adjust.
34275 Remove out of date comments, fix whitespace.
34276 * omp-general.c (omp_extract_for_data): Deal with tiling.
34277 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
34278 adjust OLF_DIM_BASE value.
34279 (struct omp_for_data): Add tiling field.
34280 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
34281 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
34282 for auto loops. Remove default auto determining, moved to
34283 oacc_loop_fixed_partitions.
34284 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
34285 stmts, add e_mask field.
34286 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
34287 (oacc_thread_numbers): Use oacc_dim_call.
34288 (oacc_xform_tile): New.
34289 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
34290 (finish_oacc_loop): Adjust for ifns vector.
34291 (oacc_loop_discover_walk): Append loop abstraction sites to list,
34292 add case for GOACC_TILE fns.
34293 (oacc_loop_xform_loop): Delete.
34294 (oacc_loop_process): Iterate over call list directly, and add
34295 handling for GOACC_TILE fns.
34296 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
34298 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
34299 vector partitioning to outer loops. Assign 2 partitions to loops
34300 when available. Add TILE handling.
34301 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
34302 (execite_oacc_device_lower): Process GOACC_TILE fns,
34303 ignore unknown specs.
34304 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
34305 * tree.c (omp_clause_num_ops): Adjust TILE ops.
34306 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
34308 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
34310 * configure.ac (ACX_BUGURL): Update.
34311 * configure: Regenerate.
34313 2017-02-09 Richard Biener <rguenther@suse.de>
34315 PR tree-optimization/69823
34316 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
34317 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
34319 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
34321 * config/arc/arc-c.def: Add __NPS400__ definition.
34322 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
34323 (TARGET_NPS400): Define.
34325 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
34327 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
34329 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
34330 pointer, arch_info.
34331 (arc_cpu_types): Fill the arch_info field with a pointer into the
34332 arc_arch_types table.
34333 (arc_selected_cpu): Declare.
34334 * config/arc/arc.c (arc_selected_cpu): Make global.
34335 (arc_selected_arch): Delete.
34336 (arc_base_cpu): Delete.
34337 (arc_override_options): Remove references to deleted variables,
34338 update access to arch information.
34339 (ARC_OPT): Update access to arch information.
34340 (ARC_OPTX): Likewise.
34341 * config/arc/arc.h (arc_base_cpu): Remove declaration.
34342 (TARGET_ARC600): Update access to arch information.
34343 (TARGET_ARC601): Likewise.
34344 (TARGET_ARC700): Likewise.
34345 (TARGET_EM): Likewise.
34346 (TARGET_HS): Likewise.
34347 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
34350 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
34353 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
34354 condition/operands for integer GE/LE/GEU/LEU operations.
34356 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
34358 PR translation/79397
34359 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
34362 2017-02-08 Martin Jambor <mjambor@suse.cz>
34365 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
34366 whether allocation happened.
34367 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
34368 nothing was allocated.
34370 2017-02-08 Jakub Jelinek <jakub@redhat.com>
34372 PR tree-optimization/79408
34373 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
34374 constant, but SSA_NAME with a known integer range, use the minimum
34375 of that range instead of op1 to determine if modulo can be replaced
34376 with its first operand.
34378 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34380 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
34382 2017-02-08 Richard Biener <rguenther@suse.de>
34384 PR tree-optimization/71824
34385 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
34386 Check all loops contained in the merged region.
34388 2017-02-07 Andrew Pinski <apinski@cavium.com>
34390 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
34392 2017-02-07 Andrew Pinski <apinski@cavium.com>
34394 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
34395 (thunderxt88): Likewise.
34396 (thunderxt81): Disable LSE and change v8.1 to v8.
34397 (thunderxt83): Likewise.
34399 2017-02-07 Jakub Jelinek <jakub@redhat.com>
34400 Richard Biener <rguenther@suse.de>
34402 PR middle-end/79399
34403 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
34404 type from int to size_t.
34405 * ira-costs.c (struct_costs_size): Change type from int to size_t.
34407 2017-02-07 Jakub Jelinek <jakub@redhat.com>
34409 PR rtl-optimization/79386
34410 * cprop.c (bypass_conditional_jumps): Initialize
34411 bypass_last_basic_block already before splitting bbs after
34412 unconditional traps...
34413 (bypass_conditional_jumps): ... rather than here.
34416 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
34417 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
34418 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
34419 fix -masm=intel patterns.
34421 2017-02-07 Richard Biener <rguenther@suse.de>
34423 PR tree-optimization/79256
34424 PR middle-end/79278
34425 * builtins.c (get_object_alignment_2): Use min_align_of_type
34426 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
34427 and ADJUST_FIELD_ALIGN.
34429 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
34431 * doc/tm.texi: Regenerate.
34432 * stor-layout.c (layout_decl): Adjust.
34433 (update_alignment_for_field): Likewise.
34434 (place_field): Likewise.
34435 (min_align_of_type): Likewise.
34436 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
34437 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
34438 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
34439 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
34440 * config/frv/frv.c (frv_adjust_field_align): Likewise.
34441 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
34442 * config/i386/i386.c (x86_field_alignment): Likewise.
34443 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
34444 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
34445 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
34446 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
34447 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
34448 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
34452 2017-01-30 Richard Biener <rguenther@suse.de>
34454 PR tree-optimization/79256
34455 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
34456 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
34459 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
34461 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
34462 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
34463 builtins to SImode and emit a zero-extend, if necessary.
34465 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
34467 * docs/invoke.texi (RISC-V Options): Alphabetize.
34469 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
34471 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
34474 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
34476 * config/riscv/riscv.c: New file.
34477 * common/config/riscv/riscv-common.c: Likewise.
34478 * config.gcc: Likewise.
34479 * config/riscv/constraints.md: Likewise.
34480 * config/riscv/elf.h: Likewise.
34481 * config/riscv/generic.md: Likewise.
34482 * config/riscv/linux.h: Likewise.
34483 * config/riscv/multilib-generator: Likewise.
34484 * config/riscv/peephole.md: Likewise.
34485 * config/riscv/pic.md: Likewise.
34486 * config/riscv/predicates.md: Likewise.
34487 * config/riscv/riscv-builtins.c: Likewise.
34488 * config/riscv/riscv-c.c: Likewise.
34489 * config/riscv/riscv-ftypes.def: Likewise.
34490 * config/riscv/riscv-modes.def: Likewise.
34491 * config/riscv/riscv-opts.h: Likewise.
34492 * config/riscv/riscv-protos.h: Likewise.
34493 * config/riscv/riscv.h: Likewise.
34494 * config/riscv/riscv.md: Likewise.
34495 * config/riscv/riscv.opt: Likewise.
34496 * config/riscv/sync.md: Likewise.
34497 * config/riscv/t-elf-multilib: Likewise.
34498 * config/riscv/t-linux: Likewise.
34499 * config/riscv/t-linux-multilib: Likewise.
34500 * config/riscv/t-riscv: Likewise.
34501 * configure.ac: Likewise.
34502 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
34503 Waterman as RISC-V maintainers.
34504 * doc/install.texi: Add RISC-V entries.
34505 * doc/invoke.texi: Add RISC-V options section.
34506 * doc/md.texi: Add RISC-V constraints section.
34507 * configure: Regenerated.
34509 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
34512 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
34513 false values to be constant vectors with all 0 or all 1 bits set.
34514 (vcondu<mode><mode>): Likewise.
34515 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
34517 (fpmask_comparison_operator): Update comment.
34518 (vecint_comparison_operator): New predicate.
34519 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
34520 vector conditionals when the true and false values are constant
34521 vectors with all 0 bits or all 1 bits set.
34523 2017-02-06 Martin Sebor <msebor@redhat.com>
34525 PR tree-optimization/79376
34526 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
34528 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
34530 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
34531 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
34532 to simplify split condition.
34534 2017-02-06 Jakub Jelinek <jakub@redhat.com>
34536 * omp-expand.c (oxpand_omp_atomic_fetch_op,
34537 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
34540 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
34542 PR rtl-optimization/68664
34543 * target.def (can_speculate_insn): New hook.
34544 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
34545 * doc/tm.texi: Regenerate.
34546 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
34547 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
34548 (rs6000_sched_can_speculate_insn): New function.
34550 2017-02-06 Jakub Jelinek <jakub@redhat.com>
34552 PR tree-optimization/79284
34553 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
34554 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
34555 vectorizable_mask_load_store, vectorizable_operation,
34556 vect_is_simple_cond, get_same_sized_vectype): Use it instead
34557 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
34558 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
34559 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
34560 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
34561 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
34562 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
34563 is_gimple_assign (stmt). Replace another such test with
34564 is_gimple_assign (stmt).
34566 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
34569 * config/avr/avr.c (rtl-iter.h): Include it.
34570 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
34571 (avr_legitimate_combined_insn): ...and implementation.
34573 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
34575 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
34576 * config/s390/s390.c (s390_const_operand_ok)
34577 (s390_canonicalize_comparison, s390_extract_part)
34578 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
34579 (s390_contiguous_bitmask_p, s390_rtx_costs)
34580 (legitimize_pic_address): Likewise.
34581 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
34582 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
34583 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
34584 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
34585 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
34587 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
34589 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
34590 REGNO($0) == REGNO($1).
34592 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34594 * config/s390/linux.h(SIZE_TYPE): Add comment.
34596 2017-02-06 Julian Brown <julian@codesourcery.com>
34597 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
34598 Virendra Pathak <virendra.pathak@broadcom.com>
34600 * config/aarch64/aarch64-cores.def: Change the scheduler
34602 * config/aarch64/aarch64.md: Include thunderx2t99.md.
34603 * config/aarch64/thunderx2t99.md: New file.
34605 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
34607 * doc/standards.texi (Go Language): Update link to language
34610 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
34612 * tree-eh.c (lower_resx): Sanitize profile.
34613 (cleanup_empty_eh_move_lp): Likewise.
34615 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
34618 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
34620 * cfgloopmanip.h (loop_version): Update prototype.
34621 * modulo-sched.c (sms_schedule): Update call of loop_version.
34622 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
34623 * tree-parloops.c (gen_parallel_loop): Likewise.
34624 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
34625 * tree-ssa-loop-split.c (split_loop): Likewise.
34626 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
34627 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
34629 2017-02-05 Martin Liska <mliska@suse.cz>
34632 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
34634 (print_operand_address): Initialize a struct to zero.
34636 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
34638 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
34639 garbage collector only in textual form.
34641 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
34643 * doc/extend.texi (x86 specific memory model extensions for
34644 transactional memory): Simplify a phrase.
34646 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
34649 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
34650 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
34651 (atomic_storedi_1): Likewise.
34653 2017-02-04 Jakub Jelinek <jakub@redhat.com>
34655 PR tree-optimization/79338
34656 * tree-parloops.c (gather_scalar_reductions): Don't call
34657 vect_analyze_loop_form for loop->inner before destroying loop's
34660 2017-02-03 Martin Sebor <msebor@redhat.com>
34662 PR tree-optimization/79327
34663 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
34664 when precision has resulted in leading zeros.
34665 (format_integer): Adjust the likely counter to assume an unknown
34666 argument that may be zero is non-zero.
34668 2017-02-03 Jason Merrill <jason@redhat.com>
34671 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
34672 avoid copying non-taken branch.
34674 2017-02-03 Jakub Jelinek <jakub@redhat.com>
34676 PR tree-optimization/79340
34677 * tree-vect-loop.c (vectorizable_reduction): Release
34678 vec_defs elements after safe_splicing them into other vectors.
34681 PR tree-optimization/79327
34682 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
34683 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
34685 (format_integer): Use wide_int_to_tree instead of build_int_cst
34686 + to_?hwi. If argmin is NULL, just set argmin and argmax to
34687 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
34688 of shortest and longest sequence.
34690 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
34692 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
34693 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
34695 2017-02-03 Walter Lee <walt@tilera.com>
34698 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
34699 after initial stackframe link reg save.
34700 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
34702 2017-02-03 Jakub Jelinek <jakub@redhat.com>
34705 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
34706 wu for stxssp alternative.
34708 2017-02-03 Martin Sebor <msebor@redhat.com>
34710 PR tree-optimization/79352
34711 * gimple-fold.c (get_range_strlen): Add argument.
34712 (get_range_strlen): Change return type to bool.
34713 (get_maxval_strlen): Pass in a dummy argument.
34714 * gimple-fold.h (get_range_strlen): Change return type to bool.
34715 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
34716 * tree.h (array_at_struct_end_p): Add argument.
34717 * tree.c (array_at_struct_end_p): Handle it.
34719 2017-02-03 Martin Liska <mliska@suse.cz>
34722 * multiple_target.c (create_dispatcher_calls): Redirect edge
34723 from a caller of a dispatcher.
34724 (expand_target_clones): Make the clones local.
34725 (ipa_target_clone): Do both target clones and resolvers.
34726 (ipa_dispatcher_calls): Remove the pass.
34727 (pass_dispatcher_calls::gate): Likewise.
34728 (make_pass_dispatcher_calls): Likewise.
34729 * passes.def (pass_target_clone): Put as very first IPA early
34732 2017-02-03 Martin Liska <mliska@suse.cz>
34734 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
34735 in case of a function with ifunc attribute.
34737 2017-02-03 Martin Liska <mliska@suse.cz>
34739 * cgraph.c (cgraph_node::dump): Dump function version info.
34740 * symtab.c (symtab_node::dump_base): Add missing new line.
34742 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
34744 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
34745 (ifcombine_ifandif): Use it.
34747 2017-02-03 Martin Liska <mliska@suse.cz>
34749 * doc/invoke.texi: Document default value for
34750 use-after-scope-direct-emission-threshold.
34752 2017-02-03 Martin Liska <mliska@suse.cz>
34754 PR tree-optimization/79339
34755 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
34756 (format_floating): Likewise.
34758 2017-02-03 Martin Liska <mliska@suse.cz>
34761 * ipa-prop.c (ipa_node_params_t::insert): Remove current
34763 (ipa_node_params_t::remove): Likewise.
34764 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
34765 initialization from removed ipa_node_params_t::insert.
34766 (ipa_node_params::~ipa_node_params): Move from removed
34767 ipa_node_params_t::release.
34768 * symbol-summary.h (symbol_summary::m_released): New member.
34769 Do not release a summary twice. Do not allow to call finalizer
34770 for types of a summary that live in GGC memory.
34772 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
34774 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
34777 2017-02-02 Martin Sebor <msebor@redhat.com>
34779 PR middle-end/79275
34780 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
34781 (format_string): Tighten up the range of output for non-constant
34782 strings and correct the expected range for wide non-constant strings.
34784 2017-02-02 Martin Sebor <msebor@redhat.com>
34786 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
34788 PR middle-end/32003
34789 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
34791 (-fdump-tree-@var): Add to index and document how to come up
34792 with pass-specific option and dump file names.
34793 (-fdump-passes): Clarify where to look for output.
34795 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
34797 PR middle-end/77445
34798 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
34799 statistics of the analyzed path; allow threading for speed when
34800 any of BBs along the path are optimized for speed.
34802 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
34804 PR middle-end/78468
34805 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
34806 settings of the virtual registers.
34809 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
34811 * explow.c (get_dynamic_stack_size): Take known alignment of stack
34812 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
34815 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34817 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
34818 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
34820 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34822 * config/s390/s390.md: Add missing comments with the expanded
34824 * config/s390/vector.md: Likewise.
34825 * config/s390/vx-builtins.md: Likewise.
34827 2017-02-02 Jakub Jelinek <jakub@redhat.com>
34830 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
34831 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
34832 conditions on a single line.
34834 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34836 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
34837 __S390_VX__ to __VX__.
34839 2017-02-01 Andrew Pinski <apinski@cavium.com>
34841 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
34842 stmt_info to record_stmt_cost.
34843 (vect_get_known_peeling_cost): Pass stmt_info if known to
34845 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
34846 cpu_vector_cost field into
34847 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
34848 field into vec_int_stmt_cost and vec_fp_stmt_cost.
34849 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
34850 splitting of scalar_stmt_cost and vec_stmt_cost.
34851 (thunderx_vector_cost): Likewise.
34852 (cortexa57_vector_cost): LIkewise.
34853 (exynosm1_vector_cost): Likewise.
34854 (xgene1_vector_cost): Likewise.
34855 (thunderx2t99_vector_cost): Improve after the splitting of the two
34857 (aarch64_builtin_vectorization_cost): Update for the splitting of
34858 scalar_stmt_cost and vec_stmt_cost.
34860 2017-02-01 Torvald Riegel <triegel@redhat.com>
34861 Richard Henderson <rth@redhat.com>
34863 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
34864 conditional on existance of a fast atomic load.
34865 * optabs-query.c (can_atomic_load_p): New function.
34866 * optabs-query.h (can_atomic_load_p): Declare it.
34867 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
34868 no fast atomic load is available for the particular size of access.
34869 (expand_atomic_compare_and_swap): Likewise.
34870 (expand_atomic_load): Likewise.
34871 (expand_atomic_store): Likewise.
34872 (expand_atomic_fetch_op): Likewise.
34873 * testsuite/lib/target-supports.exp
34874 (check_effective_target_sync_int_128): Remove x86 because it provides
34875 no fast atomic load.
34876 (check_effective_target_sync_int_128_runtime): Likewise.
34878 2017-02-01 Richard Biener <rguenther@suse.de>
34880 * graphite.c: Include tree-vectorizer.h for find_loop_location.
34881 (graphite_transform_loops): Provide opt-info for optimized nests.
34882 * tree-parloop.c (parallelize_loops): Provide opt-info for
34883 parallelized loops.
34885 2017-02-01 Richard Biener <rguenther@suse.de>
34887 PR middle-end/79315
34888 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
34889 was not set before.
34891 2017-02-01 Richard Biener <rguenther@suse.de>
34893 PR tree-optimization/71824
34894 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
34895 Verify the loops are valid in the merged SESE region.
34896 (scop_detection::can_represent_loop_1): Check analyzing the
34897 evolution of the number of iterations in the region succeeds.
34899 2017-01-31 Ian Lance Taylor <iant@golang.org>
34901 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
34902 REG_ARGS_SIZE note to 32-bit push insns and call insn.
34904 2017-01-31 David Malcolm <dmalcolm@redhat.com>
34906 PR preprocessor/79210
34907 * input.c (get_substring_ranges_for_loc): Replace line_width
34908 assertion with error-handling.
34910 2017-01-31 Richard Biener <rguenther@suse.de>
34912 PR tree-optimization/77318
34913 * graphite-sese-to-poly.c (extract_affine): Fix assert.
34914 (create_pw_aff_from_tree): Take loop parameter.
34915 (add_condition_to_pbb): Pass loop of the condition to
34916 create_pw_aff_from_tree.
34918 2017-01-31 Jakub Jelinek <jakub@redhat.com>
34920 * config/s390/s390.c (s390_asan_shadow_offset): New function.
34921 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
34923 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
34927 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
34929 (convert_int_to_float128): Likewise.
34930 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
34931 (convert_int_to_float128): Likewise.
34932 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
34933 (UNSPEC_IEEE128_CONVERT): Likewise.
34934 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
34935 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
34936 Use local variables for IBM extended format.
34937 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
34938 (fix_trunc<mode>si2_fprs): Likewise.
34939 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
34940 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
34941 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
34942 to know that we can now have integers of all sizes in vector
34944 (fix<uns>_<mode>di2_hw): Likewise.
34945 (float<uns>_<mode>si2_hw): Likewise.
34946 (fix_<mode>si2_hw): Likewise.
34947 (fixuns_<mode>si2_hw): Likewise.
34948 (float<uns>_<mode>di2_hw): Likewise.
34949 (float_<mode>di2_hw): Likewise.
34950 (float_<mode>si2_hw): Likewise.
34951 (floatuns_<mode>di2_hw): Likewise.
34952 (floatuns_<mode>si2_hw): Likewise.
34953 (xscvqp<su>wz_<mode>): Delete, no longer used.
34954 (xscvqp<su>dz_<mode>): Likewise.
34955 (xscv<su>dqp_<mode>): Likewise.
34956 (ieee128_mfvsrd_64bit): Likewise.
34957 (ieee128_mfvsrd_32bit): Likewise.
34958 (ieee128_mfvsrwz): Likewise.
34959 (ieee128_mtvsrw): Likewise.
34960 (ieee128_mtvsrd_64bit): Likewise.
34961 (ieee128_mtvsrd_32bit): Likewise.
34963 2017-01-31 Martin Liska <mliska@suse.cz>
34966 * ipa-prop.c (ipa_free_all_node_params): Call release method
34967 instead of ~sumbol_summary to not to trigger double times
34970 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
34972 PR tree-optimization/71691
34973 * bitmap.h (class auto_bitmap): New.
34974 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
34975 is_maybe_undefined instead of ssa_undefined_value_p.
34977 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34979 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
34980 __S390_ARCH_LEVEL__ to __ARCH__.
34982 2017-01-31 Jakub Jelinek <jakub@redhat.com>
34984 PR tree-optimization/79267
34985 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
34986 if should_remove_lhs_p is true.
34988 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
34991 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
34992 (add_alignment_attribute): New.
34993 (base_type_die): Add alignment attribute.
34994 (subrange_type_die): Likewise.
34995 (modified_type_die): Likewise.
34996 (gen_array_type_die): Likewise.
34997 (gen_descr_array_type_die: Likewise.
34998 (gen_enumeration_type_die): Likewise.
34999 (gen_subprogram_die): Likewise.
35000 (gen_variable_die): Likewise.
35001 (gen_field_die): Likewise.
35002 (gen_ptr_to_mbr_type_die): Likewise.
35003 (gen_struct_or_union_type_die): Likewise.
35004 (gen_subroutine_type_die): Likewise.
35005 (gen_typedef_die): Likewise.
35006 (base_type_cmp): Compare alignment attribute.
35008 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
35011 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
35012 (setb_unsigned) New pattern for setb with CCUNS.
35013 * config/rs6000/rs6000.c (expand_block_compare): Use a different
35014 subfc./subfe sequence to avoid overflow problems. Generate a
35015 shorter sequence with cmpld/setb for power9.
35016 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
35017 for generating subfc. instruction.
35018 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
35019 now uses this instruction.
35021 2017-01-30 Ian Lance Taylor <iant@google.com>
35024 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
35025 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
35027 2017-01-30 Martin Sebor <msebor@redhat.com>
35029 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
35030 Move constant to the right of a relational operator.
35031 (get_mpfr_format_length, format_character, format_string): Ditto.
35032 (should_warn_p, maybe_warn): Same.
35034 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
35036 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
35039 * asan.c (get_translation_unit_decl): Remove function.
35040 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
35042 2017-01-30 Martin Liska <mliska@suse.cz>
35044 PR gcov-profile/79259
35045 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
35046 -fprofile-generate.
35048 2017-01-30 Martin Liska <mliska@suse.cz>
35051 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
35052 Initialize variables with NULL value.
35054 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
35057 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
35059 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
35061 2017-01-30 Richard Biener <rguenther@suse.de>
35063 PR tree-optimization/79276
35064 * tree-vrp.c (process_assert_insertions): Properly adjust common
35065 when removing a duplicate.
35067 2017-01-30 Richard Biener <rguenther@suse.de>
35069 PR tree-optimization/79256
35070 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
35071 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
35073 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
35075 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
35078 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
35079 ("*r<noxa>sbg_<mode>_sll_bitmask")
35080 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
35081 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
35082 Use contiguous_bitmask_nowrap_operand.
35084 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35087 * config/rs6000/altivec.h (vec_xl): Revise #define.
35088 (vec_xst): Likewise.
35090 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
35092 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
35094 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
35096 PR rtl-optimization/79194
35097 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
35098 traps before call to bypass_conditional_jumps.
35100 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
35102 PR tree-optimization/71374
35103 * lra-constraints.c (check_conflict_input_operands): New.
35104 (match_reload): Use it.
35106 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
35109 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
35110 account to calculate conflict_set.
35112 2017-01-27 Bin Cheng <bin.cheng@arm.com>
35114 PR rtl-optimization/78559
35115 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
35116 other_insn in combine.
35118 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
35120 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
35121 uint16_type_node for BT_UINT16.
35123 2017-01-27 David Malcolm <dmalcolm@redhat.com>
35125 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
35126 "RTL Tests" to menu.
35127 (GIMPLE Tests): New node.
35128 (RTL Tests): New node.
35130 2017-01-27 Richard Biener <rguenther@suse.de>
35132 PR tree-optimization/79245
35133 * tree-loop-distribution.c (distribute_loop): Apply cost
35134 modeling also to detected patterns.
35136 2017-01-27 Richard Biener <rguenther@suse.de>
35138 PR tree-optimization/71433
35139 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
35140 (compare_assert_loc): New function.
35141 (process_assert_insertions): Sort and optimize assert locations
35142 to remove duplicates and push down identical assertions on
35143 edges to their destination block.
35145 2017-01-27 Richard Biener <rguenther@suse.de>
35147 PR tree-optimization/79244
35148 * tree-vrp.c (remove_range_assertions): Forcefully propagate
35149 out SSA names even if abnormal.
35151 2017-01-27 Jakub Jelinek <jakub@redhat.com>
35153 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
35154 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
35155 instead of MPFR_RNDN.
35157 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
35160 * arm.c (arm_option_override): Don't call build_target_option_node
35161 until after doing all option overrides.
35162 (arm_valid_target_attribute_tree): Likewise.
35164 2017-01-27 Martin Liska <mliska@suse.cz>
35166 * doc/invoke.texi (-fprofile-arcs): Document profiling support
35167 for {cd}tors and C++ {cd}tors.
35169 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
35171 * config/s390/s390.md ("*setmem_long_and")
35172 ("*setmem_long_and_31z"): Use zero_extend instead of and.
35174 2017-01-26 Martin Sebor <msebor@redhat.com>
35176 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
35179 2017-01-26 Martin Sebor <msebor@redhat.com>
35181 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
35182 HAVE_DFmode before using XFmode or DFmode.
35183 (parse_directive): Avoid using the z length modifier to avoid
35184 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
35186 PR middle-end/78703
35187 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
35188 to accept adjustment as an array.
35189 (get_int_range): New function.
35190 (struct directive): Make width and prec arrays.
35191 (directive::set_width, directive::set_precision): Call get_int_range.
35192 (format_integer, format_floating): Handle width and precision ranges.
35193 (format_string, parse_directive): Same.
35195 2017-01-26 Jakub Jelinek <jakub@redhat.com>
35198 * dwarf2out.c (generate_skeleton_bottom_up): For children with
35199 comdat_type_p set, just clone them, but keep the children in the
35203 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
35204 which have direct callers with -fvar-tracking-assignments enabled
35206 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
35207 inside of type units.
35209 2017-01-26 Martin Sebor <msebor@redhat.com>
35211 PR middle-end/78703
35212 * gimple-ssa-sprintf.c (struct result_range): Add likely and
35214 (struct format_result): Replace number_chars, number_chars_min,
35215 and number_chars_max with a single member of struct result_range.
35217 (format_result::operator+=): Adjust.
35218 (struct fmtresult): Remove bounded. Handle likely and unlikely
35220 (fmtresult::adjust_for_width_or_precision): New function.
35221 (fmtresult:type_max_digits): New function.
35222 (bytes_remaining): Handle likely and unlikely counters.
35223 (min_bytes_remaining): Remove.
35224 (format_percent): Simplify.
35225 (format_integer, format_floating): Set likely and unlikely counters.
35226 (get_string_length, format_character, format_string): Same.
35227 (format_plain, should_warn_p): New function.
35228 (maybe_warn): Call should_warn_p. Update diagnostic messages
35229 and handle those for all directives, including plain strings.
35230 (format_directive): Handle likely and unlikely counters.
35231 Remove unnecessary quoting from diagnostics. Add an informational
35233 (add_bytes): Remove.
35234 (pass_sprintf_length::compute_format_length): Simplify.
35235 (try_substitute_return_value): Handle likely and unlikely counters.
35237 2017-01-26 Carl Love <cel@us.ibm.com>
35239 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
35240 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
35242 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
35245 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
35246 endianess for subregs into account.
35247 * lra-constraints.c (lra_constraints): Do risky transformations
35248 always on the first iteration.
35249 * lra-lives.c (check_pseudos_live_through_calls): Add arg
35250 last_call_used_reg_set.
35251 (process_bb_lives): Define and use last_call_used_reg_set.
35252 * lra.c (lra): Always continue after lra_constraints on the first
35255 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
35257 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
35259 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
35261 2017-01-26 Jakub Jelinek <jakub@redhat.com>
35263 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
35264 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
35265 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
35266 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
35267 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
35268 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
35269 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
35270 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
35271 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
35273 2017-01-26 Marek Polacek <polacek@redhat.com>
35276 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
35277 for the third operand.
35279 2017-01-26 Jakub Jelinek <jakub@redhat.com>
35281 PR middle-end/79236
35282 * omp-low.c (struct omp_context): Add simt_stmt field.
35283 (scan_omp_for): Return omp_context *.
35284 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
35285 context to the _simt_ SIMD stmt.
35286 (lower_omp_for): For combined SIMD with sibling _simt_
35287 SIMD, make sure to use the same decls in _looptemp_
35288 clauses as in the sibling.
35290 2017-01-26 David Sherwood <david.sherwood@arm.com>
35292 PR middle-end/79212
35293 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
35296 2017-01-26 Jakub Jelinek <jakub@redhat.com>
35299 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
35300 emit fld b; fld a; if possible.
35302 * brig-builtins.def: Update copyright years.
35303 * config/arm/arm_acle_builtins.def: Update copyright years.
35305 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
35308 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
35309 constraint instead of o for the stxsd instruction.
35311 2017-01-25 Carl Love <cel@us.ibm.com>
35313 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
35314 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
35316 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
35318 * doc/invoke.texi (C++ Dialect Options): Fix typo.
35320 2017-01-25 Richard Biener <rguenther@suse.de>
35322 PR tree-optimization/69264
35323 * target.def (vector_alignment_reachable): Improve documentation.
35324 * doc/tm.texi: Regenerate.
35325 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
35327 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
35328 earlier changes with respect to TYPE_USER_ALIGN.
35329 (vector_alignment_reachable_p): Likewise. Improve dumping.
35331 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35334 * config/arm/arm.md (xordi3): Force constant operand into a register
35337 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35339 * doc/invoke.texi (-fstore-merging): Correct default optimization
35340 levels at which it is enabled.
35341 (-O): Move -fstore-merging from list to...
35344 2017-01-25 Richard Biener <rguenther@suse.de>
35347 * omp-expand.c: Include debug.h.
35348 (expand_omp_taskreg): Make sure to generate early debug before
35349 outlining anything from a function.
35350 (expand_omp_target): Likewise.
35351 (grid_expand_target_grid_body): Likewise.
35353 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
35356 * asan.c (get_translation_unit_decl): New function.
35357 (asan_add_global): Extract modules file name from globals
35358 TRANSLATION_UNIT_DECL name.
35360 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
35363 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
35364 for long calls with APCS frame and VFP.
35366 2017-01-24 David Malcolm <dmalcolm@redhat.com>
35368 * cfg.c (original_copy_tables_initialized_p): New function.
35369 * cfg.h (original_copy_tables_initialized_p): New decl.
35370 * cfgrtl.c (relink_block_chain): Guard the call to
35371 free_original_copy_tables with a call to
35372 original_copy_tables_initialized_p.
35373 * cgraph.h (symtab_node::native_rtl_p): New decl.
35374 * cgraphunit.c (symtab_node::native_rtl_p): New function.
35375 (symtab_node::needed_p): Don't assert for early assembly output
35376 for __RTL functions.
35377 (cgraph_node::finalize_function): Set "force_output" for __RTL
35379 (cgraph_node::analyze): Bail out early for __RTL functions.
35380 (analyze_functions): Update assertion to support __RTL functions.
35381 (cgraph_node::expand): Bail out early for __RTL functions.
35382 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
35384 * function.h (struct function): Update comment for field
35386 * gimple-expr.c: Include "tree-pass.h".
35387 (gimple_has_body_p): Return false for __RTL functions.
35388 * Makefile.in (OBJS): Add run-rtl-passes.o.
35389 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
35391 (gcc::pass_manager::get_clean_slate): New accessor.
35392 * passes.c: Include "insn-addr.h".
35393 (should_skip_pass_p): Add logging. Update logic for running
35394 "expand" to be compatible with both __GIMPLE and __RTL. Guard
35395 property-provider override so it is only done for gimple passes.
35397 (skip_pass): New function.
35398 (execute_one_pass): Call skip_pass when skipping passes.
35399 * read-md.c (md_reader::read_char): Support filtering
35400 the input to a subset of line numbers.
35401 (md_reader::md_reader): Initialize fields
35402 m_first_line and m_last_line.
35403 (md_reader::read_file_fragment): New function.
35404 * read-md.h (md_reader::read_file_fragment): New decl.
35405 (md_reader::m_first_line): New field.
35406 (md_reader::m_last_line): New field.
35407 * read-rtl-function.c (function_reader::create_function): Only
35408 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
35409 curr_properties. Set DECL_INITIAL to a dummy block.
35410 (read_rtl_function_body_from_file_range): New function.
35411 * read-rtl-function.h (read_rtl_function_body_from_file_range):
35413 * run-rtl-passes.c: New file.
35414 * run-rtl-passes.h: New file.
35416 2017-01-24 Jeff Law <law@redhat.com>
35418 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
35421 2017-01-24 Bin Cheng <bin.cheng@arm.com>
35423 PR tree-optimization/79159
35424 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
35425 (record_nonwrapping_iv): Improve boundary using above function if no
35426 value range information.
35428 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
35429 Martin Jambor <mjambor@suse.cz>
35431 * brig-builtins.def: New file.
35432 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
35433 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
35434 (DEF_HSAIL_SAT_BUILTIN): Likewise.
35435 (DEF_HSAIL_INTR_BUILTIN): Likewise.
35436 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
35437 * builtin-types.def (BT_INT8): New.
35438 (BT_INT16): Likewise.
35439 (BT_UINT8): Likewise.
35440 (BT_UINT16): Likewise.
35441 (BT_FN_ULONG): Likewise.
35442 (BT_FN_UINT_INT): Likewise.
35443 (BT_FN_UINT_ULONG): Likewise.
35444 (BT_FN_UINT_LONG): Likewise.
35445 (BT_FN_UINT_PTR): Likewise.
35446 (BT_FN_ULONG_PTR): Likewise.
35447 (BT_FN_INT8_FLOAT): Likewise.
35448 (BT_FN_INT16_FLOAT): Likewise.
35449 (BT_FN_UINT32_FLOAT): Likewise.
35450 (BT_FN_UINT16_FLOAT): Likewise.
35451 (BT_FN_UINT8_FLOAT): Likewise.
35452 (BT_FN_UINT64_FLOAT): Likewise.
35453 (BT_FN_UINT16_UINT32): Likewise.
35454 (BT_FN_UINT32_UINT16): Likewise.
35455 (BT_FN_UINT16_UINT16_UINT16): Likewise.
35456 (BT_FN_INT_PTR_INT): Likewise.
35457 (BT_FN_UINT_PTR_UINT): Likewise.
35458 (BT_FN_LONG_PTR_LONG): Likewise.
35459 (BT_FN_ULONG_PTR_ULONG): Likewise.
35460 (BT_FN_VOID_UINT64_UINT64): Likewise.
35461 (BT_FN_UINT8_UINT8_UINT8): Likewise.
35462 (BT_FN_INT8_INT8_INT8): Likewise.
35463 (BT_FN_INT16_INT16_INT16): Likewise.
35464 (BT_FN_INT_INT_INT): Likewise.
35465 (BT_FN_UINT_FLOAT_UINT): Likewise.
35466 (BT_FN_FLOAT_UINT_UINT): Likewise.
35467 (BT_FN_ULONG_UINT_UINT): Likewise.
35468 (BT_FN_ULONG_UINT_PTR): Likewise.
35469 (BT_FN_ULONG_ULONG_ULONG): Likewise.
35470 (BT_FN_UINT_UINT_UINT): Likewise.
35471 (BT_FN_VOID_UINT_PTR): Likewise.
35472 (BT_FN_UINT_UINT_PTR: Likewise.
35473 (BT_FN_UINT32_UINT64_PTR): Likewise.
35474 (BT_FN_INT_INT_UINT_UINT): Likewise.
35475 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
35476 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
35477 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
35478 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
35479 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
35480 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
35481 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
35482 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
35483 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
35484 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
35485 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
35486 * doc/frontends.texi: List BRIG FE.
35487 * doc/install.texi (Testing): Add BRIG tesring requirements.
35488 * doc/invoke.texi (Overall Options): Mention BRIG.
35489 * doc/standards.texi (Standards): Doucment BRIG HSA version.
35491 2017-01-24 Richard Biener <rguenther@suse.de>
35493 PR translation/79208
35494 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
35496 2017-01-24 Martin Jambor <mjambor@suse.cz>
35499 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
35500 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
35501 and known_contexts.
35503 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
35505 PR middle-end/79123
35506 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
35507 casts from signed to unsigned really don't have a range.
35509 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
35511 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
35512 GMP_RNDx for compatiblity.
35514 2017-01-24 Martin Liska <mliska@suse.cz>
35517 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
35518 that would prevent us to call alloca with -1 as argument.
35520 2017-01-24 Jakub Jelinek <jakub@redhat.com>
35522 * dwarf2out.c (output_compilation_unit_header, output_file_names):
35523 Avoid -Wformat-security warning.
35525 2017-01-23 Andrew Pinski <apinski@cavium.com>
35527 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
35530 2017-01-23 Martin Sebor <msebor@redhat.com>
35532 PR middle-end/78703
35533 * gimple-ssa-sprintf.c (warn_level): New global.
35534 (format_integer): Use it here and throughout the rest of the file.
35535 Use the same switch to compute sign as base.
35536 (maybe_warn): New function.
35537 (format_directive): Factor out warnings into maybe_warn.
35538 Add debugging output. Use warn_level.
35539 (add_bytes): Use warn_level.
35540 (pass_sprintf_length::compute_format_length): Add debugging output.
35541 (try_substitute_return_value): Same.
35542 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
35544 PR middle-end/78703
35545 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
35546 (struct fmtresult, format_integer, format_floating): Adjust.
35547 (fmtresult::fmtresult): Set max correctly in two argument ctor.
35548 (get_string_length, format_string,format_directive): Same.
35549 (pass_sprintf_length::compute_format_length): Same.
35550 (try_substitute_return_value): Simplify slightly.
35552 PR middle-end/78703
35553 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
35554 (fmtresult::operator+=): Outlined.
35555 (struct fmtresult): Add ctors.
35556 (struct conversion_spec): Rename...
35557 (struct directive): ...to this. Add and remove data members.
35558 (directive::set_width, directive::set_precision): New functions.
35559 (format_percent): Use fmtresult ctor.
35560 (get_width_and_precision): Remove.
35561 (format_integer): Make naming changes. Avoid computing width and
35563 (format_floating): Same. Adjust indentation.
35564 (format_character, format_none): New functions.
35565 (format_string): Moved character handling to format_character.
35566 (format_directive): Remove arguments, change return type.
35567 (parse_directive): New function.
35568 (pass_sprintf_length::compute_format_length): Move directive
35569 parsing to parse_directive.
35571 2017-01-23 Jakub Jelinek <jakub@redhat.com>
35573 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
35574 (assign_assembler_name_if_needed): ... this.
35575 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
35576 (assign_assembler_name_if_needed): ... this.
35577 (free_lang_data_in_cgraph): Adjust callers.
35578 * cgraphunit.c (cgraph_node::analyze): Likewise.
35579 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
35582 2017-01-23 Richard Biener <rguenther@suse.de>
35584 PR tree-optimization/79088
35585 PR tree-optimization/79188
35586 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
35587 resetting loop bounds after last path deletion. Reset loop
35588 bounds of the target loop, make code match the comments.
35589 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
35590 Make sure loops need no fixups.
35592 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
35594 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
35595 exponent support with double type for first argument.
35596 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
35597 type returned by __builtin_vec_extract_sig,
35598 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
35599 functions from "vector int" to "vector unsigned int" or from
35600 "vector long long int" to "vector unsigned long long int".
35601 Changed type returned by __builtin_vec_extract_exp,
35602 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
35603 functions from "vector int" to "vector unsigned int" or from
35604 "vector long long int" to "vector unsigned long long int".
35605 Changed return type of __builtin_vec_test_data_class,
35606 __builtin_vec_test_data_class_sp, and
35607 __builtin_vec_test_data_class_dp from "vector int" to
35608 "vector bool int" or from "vector long long int" to "vector bool
35609 long long int" and changed second argument type from "unsigned
35610 int" to "int". Added new overloaded function forms "vector float
35611 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
35612 "vector float __builtin_vec_insert_exp_sp (vector float, vector
35613 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
35614 double, vector unsigned long long int)" and "vector double
35615 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
35616 long int)". Changed return type of
35617 __builtin_scalar_test_data_class and
35618 __builtin_scalar_test_data_class_sp and
35619 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
35620 int" and changed second argument from "unsigned int" to "int".
35621 Changed type returned by __builtin_scalar_test_neg,
35622 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
35623 from "int" to "bool int". Added new overloaded function form
35624 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
35625 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
35626 exponent double-precision with floating point first argument.
35627 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
35628 documentation of scalar_test_data_class, scalar_test_neg,
35629 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
35630 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
35631 vec_test_data_class built-in functions to reflect refinements in
35632 their type signatures.
35634 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
35636 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
35638 (aarch64_elf_asm_destructor): Likewise.
35640 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
35642 PR rtl-optimization/78634
35643 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
35644 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
35645 * ifcvt.c (noce_try_cmove): Add missing cost check.
35647 PR rtl-optimization/71724
35648 * combine.c (if_then_else_cond): Look for situations where it is
35649 beneficial to undo the work of one of the recursive calls.
35651 2017-01-23 Bin Cheng <bin.cheng@arm.com>
35653 PR tree-optimization/70754
35654 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
35655 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
35656 combined stmt before it if not NULL.
35657 (combine_chains): Process refs reversely and compute dominance point
35660 2017-01-23 Martin Liska <mliska@suse.cz>
35662 PR tree-optimization/79196
35663 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
35664 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
35666 (strlen_optimize_stmt): Call the renamed function.
35668 2017-01-23 Michael Matz <matz@suse.de>
35670 PR tree-optimization/78384
35671 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
35673 2017-01-23 Richard Biener <rguenther@suse.de>
35675 PR tree-optimization/79186
35676 * tree-vrp.c (register_new_assert_for): Make sure we've seen
35677 both incoming edges before moving an assert.
35679 2017-01-23 Martin Jambor <mjambor@suse.cz>
35681 * ipa-prop.c (load_from_param_1): Removed.
35682 (load_from_unmodified_param): Bits from load_from_param_1 put back
35684 (load_from_param): Removed.
35685 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
35686 with stmt. Reverted back to use of load_from_unmodified_param.
35688 2017-01-23 Martin Jambor <mjambor@suse.cz>
35691 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
35692 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
35693 field a pointer to garbage collected vector, mark lattices and
35694 ipcp_orig_node with GTY((skip)).
35695 (ipa_get_param_count): Adjust to descriptors being a pointer.
35696 (ipa_get_param): Likewise.
35697 (ipa_get_type): Likewise.
35698 (ipa_get_param_move_cost): Likewise.
35699 (ipa_set_param_used): Likewise.
35700 (ipa_get_controlled_uses): Likewise.
35701 (ipa_set_controlled_uses): Likewise.
35702 (ipa_is_param_used): Likewise.
35703 (ipa_node_params_t): Move into garbage collector. New methods insert
35705 (ipa_node_params_sum): Annotate wth GTY(()).
35706 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
35708 (ipa_load_from_parm_agg): Adjust declaration.
35709 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
35710 * ipa-profile.c (ipa_profile): Likewise.
35711 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
35712 (ipa_populate_param_decls): Make descriptors parameter garbage
35714 (ipa_dump_param): Adjust to descriptors being a pointer.
35715 (ipa_alloc_node_params): Likewise.
35716 (ipa_initialize_node_params): Likewise.
35717 (load_from_param_1): Make descriptors parameter garbage collected.
35718 (load_from_unmodified_param): Likewise.
35719 (load_from_param): Likewise.
35720 (ipa_load_from_parm_agg): Likewise.
35721 (ipa_node_params::~ipa_node_params): Removed.
35722 (ipa_free_all_node_params): Remove call to delete operator.
35723 (ipa_node_params_t::insert): New.
35724 (ipa_node_params_t::remove): Likewise.
35725 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
35726 copy known_csts and known_contexts vectors.
35727 (ipa_read_node_info): Adjust to descriptors being a pointer.
35728 (ipcp_modif_dom_walker): Make m_descriptors field garbage
35730 (ipcp_transform_function): Make descriptors variable garbage
35733 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
35735 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
35736 * config/i386/avx512dqintrin.h: Ditto.
35737 * config/i386/avx512fintrin.h: Ditto.
35738 * config/i386/i386.c: Handle new builtins.
35739 * config/i386/i386-builtin.def: Add new builtins.
35740 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
35741 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
35743 2017-01-23 Jakub Jelinek <jakub@redhat.com>
35744 Martin Liska <mliska@suse.cz>
35746 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
35747 * asan.c (asan_expand_poison_ifn): Support stores and use
35748 appropriate ASAN report function.
35749 * internal-fn.c (expand_ASAN_POISON_USE): New function.
35750 * internal-fn.def (ASAN_POISON_USE): Declare.
35751 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
35752 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
35753 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
35754 ASAN_POISON calls w/o LHS.
35755 * tree-ssa.c (execute_update_addresses_taken): Create clobber
35756 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
35757 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
35758 * gimplify.c (asan_poison_variables): Add attribute
35759 use_after_scope_memory to variables that really needs to live
35761 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
35762 having the attribute.
35764 2017-01-23 Martin Liska <mliska@suse.cz>
35766 * asan.c (create_asan_shadow_var): New function.
35767 (asan_expand_poison_ifn): Likewise.
35768 * asan.h (asan_expand_poison_ifn): New declaration.
35769 * internal-fn.c (expand_ASAN_POISON): Likewise.
35770 * internal-fn.def (ASAN_POISON): New builtin.
35771 * sanopt.c (pass_sanopt::execute): Expand
35772 asan_expand_poison_ifn.
35773 * tree-inline.c (copy_decl_for_dup_finish): Make function
35775 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
35776 * tree-ssa.c (is_asan_mark_p): New function.
35777 (execute_update_addresses_taken): Rewrite local variables
35778 (identified just by use-after-scope as addressable) into SSA.
35780 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
35782 * doc/install.texi (Specific): opensource.apple.com uses https
35783 now. Remove trailing slash.
35785 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
35787 * README.Portability: Remove note on an Irix compatibility issue.
35789 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
35791 * gcov.c (INCLUDE_ALGORITHM): Define.
35792 (INCLUDE_VECTOR): Define.
35793 No longer include <vector> and <algorithm> directly.
35795 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
35797 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
35799 * doc/invoke.texi (Code Gen Options): Ditto.
35801 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
35804 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
35806 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
35808 rtl-optimization/79125
35809 * cprop.c (local_cprop_pass): Handle cases where we make an
35810 unconditional trap.
35812 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
35816 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
35817 read from, for big endian.
35819 2017-01-20 Jiong Wang <jiong.wang@arm.com>
35821 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
35822 register pauth builtins for LP64 only.
35824 2017-01-20 Marek Polacek <polacek@redhat.com>
35827 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
35830 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
35832 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
35834 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
35835 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
35836 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
35838 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35841 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
35842 in big-endian mode when they are not a single duplicated value.
35844 2017-01-20 Richard Biener <rguenther@suse.de>
35846 * BASE-VER: Bump to 7.0.1.
35848 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
35850 * omp-low.c (omplow_simd_context): New struct. Use it...
35851 (lower_rec_simd_input_clauses): ...here and...
35852 (lower_rec_input_clauses): ...here to hold common data. Adjust all
35853 references to idx, lane, max_vf, is_simt.
35855 2017-01-20 Graham Markall <graham.markall@embecosm.com>
35857 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
35860 2017-01-20 Martin Jambor <mjambor@suse.cz>
35862 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
35863 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
35865 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
35866 (GTFILES): Rename hsa.c to hsa-common.c.
35867 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
35868 * hsa-dump.c: Likewise.
35869 * hsa-gen.c: Likewise.
35870 * hsa-regalloc.c: Likewise.
35871 * ipa-hsa.c: Likewise.
35872 * omp-expand.c: Likewise.
35873 * omp-low.c: Likewise.
35874 * toplev.c: Likewise.
35876 2017-01-20 Marek Polacek <polacek@redhat.com>
35879 * doc/invoke.texi: Document -Wduplicated-branches.
35880 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
35881 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
35882 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
35883 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
35884 return 0 only when not OEP_LEXICOGRAPHIC.
35885 (fold_build_cleanup_point_expr): Use the expression
35886 location when building CLEANUP_POINT_EXPR.
35887 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
35888 * tree.c (add_expr): Handle error_mark_node.
35890 2017-01-20 Martin Liska <mliska@suse.cz>
35893 * tree-profile.c (init_ic_make_global_vars): Do not call
35895 (gimple_init_gcov_profiler): Likewise.
35897 2017-01-20 Martin Liska <mliska@suse.cz>
35900 * cgraph.h (maybe_create_reference): Remove argument and
35902 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
35904 * ipa-cp.c (create_specialized_node): Likewise.
35905 * symtab.c (symtab_node::maybe_create_reference): Handle
35906 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
35908 2017-01-20 Martin Liska <mliska@suse.cz>
35910 * read-rtl-function.c (function_reader::create_function): Use
35911 build_decl instread of build_decl_stat.
35913 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
35915 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
35916 * config/i386/avx512dqintrin.h: Ditto.
35917 * config/i386/avx512fintrin.h: Ditto.
35918 * config/i386/i386-builtin-types.def: Add new types.
35919 * config/i386/i386.c: Handle new types.
35920 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
35921 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
35922 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
35923 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
35924 (__builtin_ia32_kshiftridi): New.
35925 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
35927 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
35931 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
35932 define to rs6000_init_stack_protect_guard.
35933 (rs6000_init_stack_protect_guard): New function.
35935 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
35936 Yunqiang Su <yunqiang.su@imgtec.com>
35938 * config.gcc (supported_defaults): Add madd4.
35939 (with_madd4): Add validation.
35940 (all_defaults): Add madd4.
35941 * config/mips/mips.opt (mmadd4): New option.
35942 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
35944 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
35946 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
35947 (ISA_HAS_FUSED_MADD4): Likewise.
35948 * doc/invoke.texi (-mmadd4): Document the new option.
35949 * doc/install.texi (--with-madd4): Document the new option.
35951 2017-01-19 Jiong Wang <jiong.wang@arm.com>
35953 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
35954 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
35955 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
35956 (aarch64_init_pauth_hint_builtins): New.
35957 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
35958 (aarch64_expand_builtin): Expand new builtins.
35960 2017-01-19 Jiong Wang <jiong.wang@arm.com>
35962 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
35963 * combine-stack-adj.c (no_unhandled_cfa): Handle
35964 REG_CFA_TOGGLE_RA_MANGLE.
35965 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
35966 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
35967 info for return address signing.
35968 (aarch64_expand_epilogue): Likewise.
35970 2017-01-19 Jiong Wang <jiong.wang@arm.com>
35972 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
35973 * config/aarch64/aarch64-protos.h
35974 (aarch64_return_address_signing_enabled): New declaration.
35975 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
35977 (aarch64_expand_prologue): Sign return address before it's pushed onto
35979 (aarch64_expand_epilogue): Authenticate return address fetched from
35981 (aarch64_override_options): Sanity check for ILP32 and ISA level.
35982 (aarch64_attributes): New function attributes for "sign-return-address".
35983 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
35984 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
35985 ("*do_return"): Generate combined instructions according to key index.
35986 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
35987 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
35989 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
35990 * config/aarch64/aarch64.opt (msign-return-address=): New.
35991 * doc/extend.texi (AArch64 Function Attributes): Documents
35992 "sign-return-address=".
35993 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
35995 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
35997 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
35998 overall option summary.
36000 2017-01-19 Jiong Wang <jiong.wang@arm.com>
36002 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
36003 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
36004 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
36005 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
36007 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
36009 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
36010 -mpower9-minmax by default for -mcpu=power9.
36011 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
36012 128-bit floating point.
36014 2017-01-20 Alan Modra <amodra@gmail.com>
36016 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
36017 optimizing for size.
36019 2017-01-20 Alan Modra <amodra@gmail.com>
36022 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
36023 for strcmp and strncmp from corresponding builtin decl.
36025 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
36027 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
36028 instead of i386/rtems-64.h.
36029 * config/i386/rtems-64.h: Remove.
36031 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
36035 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
36037 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
36039 2017-01-19 Tamar Christina <tamar.christina@arm.com>
36041 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
36042 Change int to HOST_WIDE_INT.
36043 * config/aarch64/aarch64-protos.h
36044 (aarch64_simd_gen_const_vector_dup): Likewise.
36045 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
36047 2017-01-19 David Malcolm <dmalcolm@redhat.com>
36049 * langhooks-def.h (lhd_type_for_size): New decl.
36050 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
36051 * langhooks.c (lhd_type_for_size): New function, taken from
36054 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
36056 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
36057 define_bypass for CR latency.
36058 (power9-cracked-alu): Update bypass latency and remove power9-branch.
36059 (power9-alu2): Add define_bypass for CR latency.
36061 (power9-mul): Update insn latency.
36062 (power9-mul-compare): Update insn latency, bypass latency and remove
36065 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
36067 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
36069 * config/aarch64/aarch64.md
36070 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
36071 aarch64_nopcrelative_literal_loads.
36072 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
36074 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
36076 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
36077 TARGET_LOONGSON_3A.
36078 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
36080 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
36083 * config.gcc (supported_defaults): Add lxc1-sxc1.
36084 (with_lxc1_sxc1): Add validation.
36085 (all_defaults): Add lxc1-sxc1.
36086 * config/mips/mips.opt (mlxc1-sxc1): New option.
36087 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
36089 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
36090 __mips_no_lxc1_sxc1.
36091 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
36092 * doc/invoke.texi (-mlxc1-sxc1): Document the new option.
36093 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
36095 2017-01-19 Richard Biener <rguenther@suse.de>
36097 PR tree-optimization/72488
36098 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
36099 sure to restore SSA info.
36100 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
36102 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
36104 PR rtl-optimization/79121
36105 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
36106 of the inner type when shifting an extended value.
36108 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
36111 * symtab.c (symtab_node::equal_address_to): Fix comparing of
36112 interposable aliases.
36114 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
36117 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
36118 Use the evmergelohi instruction.
36119 (mov_si<mode>_e500_subreg4_2_le): Likewise.
36120 (mov_sitf_e500_subreg8_2_be): Likewise.
36121 (mov_sitf_e500_subreg12_2_le): Likewise.
36122 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
36123 (mov_si<mode>_e500_subreg4_2_be): Likewise.
36124 (mov_sitf_e500_subreg8_2_le): Likewise.
36125 (mov_sitf_e500_subreg12_2_be): Likewise.
36127 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36129 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
36130 attribute from vecsimple to vecperm.
36131 (altivec_vbpermq2): Likewise.
36133 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36136 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
36138 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
36139 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
36140 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
36141 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
36142 case where N arg is SIZE_MAX.
36143 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
36144 (cmpstrsi): Add pattern.
36146 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
36148 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
36149 __builtin_vec_revb builtins.
36150 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
36151 built-in functions to support generation of the ISA 3.0 XXBR<x>
36152 vector byte reverse instructions.
36153 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
36154 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
36155 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
36156 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
36157 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
36158 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
36159 (P9V_BUILTIN_VEC_REVB): Likewise.
36160 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
36161 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
36162 (p9_xxbrq_v16qi): Likewise.
36163 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
36164 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
36165 (p9_xxbrh_v8hi): Likewise.
36166 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
36167 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
36168 vec_revb built-in functions.
36170 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
36172 PR rtl-optimization/78952
36173 * config/i386/i386.md (any_extract): New code iterator.
36174 (*insvqi_2): Use any_extract for source operand.
36175 (*insvqi_3): Use any_shiftrt for source operand.
36177 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
36179 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
36181 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
36183 2017-01-18 Matthias Klose <doko@ubuntu.com>
36185 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
36187 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36189 * config/rs6000/altivec.h (vec_bperm): Change #define.
36190 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
36191 (altivec_vbpermq2): New define_insn.
36192 (altivec_vbpermd): Likewise.
36193 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
36194 function interface.
36195 (VBPERMD): Likewise.
36196 (VBPERM): New polymorphic function interface.
36197 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
36198 Add entries for P9V_BUILTIN_VEC_VBPERM.
36199 * doc/extend.texi: Add interfaces for vec_bperm.
36201 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36203 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
36204 first letter of error messages.
36205 (s390_resolve_overloaded_builtin): Likewise.
36206 * config/s390/s390.c (s390_expand_builtin): Likewise.
36207 (s390_invalid_arg_for_unprototyped_fn): Likewise.
36208 (s390_valid_target_attribute_inner_p): Likewise.
36209 * config/s390/s390.md ("tabort"): Likewise.
36211 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
36213 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
36214 (ISA_AVOID_DIV_HILO): New macro.
36215 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
36216 (ISA_HAS_DDIV): Likewise.
36218 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
36220 * doc/invoke.texi (fabi-version): Correct number of occurrences.
36222 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
36224 * doc/invoke.texi (fabi-version): Spelling fix.
36226 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
36229 * doc/invoke.texi (fabi-version): Mention mangling fix for
36232 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
36235 * doc/invoke.texi (fabi-version): Document discriminator mangling.
36237 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
36240 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
36241 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
36243 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
36245 (stack_protect_test): Ditto.
36246 * config/rs6000/rs6000.opt (mstack-protector-guard=,
36247 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
36249 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
36250 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
36251 -mstack-protector-guard-offset=.
36252 (RS/6000 and PowerPC Options): Ditto.
36254 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
36256 * config/i386/i386.h (MASK_CLASS_P): New define.
36257 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
36258 there are no registers from different register sets also when
36259 mask registers are used. Update function comment.
36260 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
36261 to (*k/*r) and (*k/*km) alternatives.
36263 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
36265 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
36266 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
36267 (EH_RETURN_HANDLER_RTX): New define.
36268 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
36269 Force frame pointer in EH return functions.
36270 (aarch64_expand_epilogue): Add barrier for eh_return.
36271 (aarch64_final_eh_return_addr): Remove.
36272 (aarch64_eh_return_handler_rtx): New function.
36273 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
36275 (aarch64_eh_return_handler_rtx): New prototype.
36277 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36279 * config/rs6000/altivec.h (vec_rlmi): New #define.
36280 (vec_vrlnm): Likewise.
36281 (vec_rlnm): Likewise.
36282 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
36283 (UNSPEC_VRLNM): Likewise.
36284 (VIlong): New mode iterator.
36285 (altivec_vrl<VI_char>mi): New define_insn.
36286 (altivec_vrl<VI_char>nm): Likewise.
36287 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
36289 (VRLDNM): Likewise.
36290 (RLNM): New polymorphic function entry.
36291 (VRLWMI): New monomorphic function entry.
36292 (VRLDMI): Likewise.
36293 (RLMI): New polymorphic function entry.
36294 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
36295 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
36296 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
36299 2017-01-17 Jakub Jelinek <jakub@redhat.com>
36302 * dwarf2out.c (field_byte_offset): Restore the
36303 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
36304 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
36305 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
36308 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
36311 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
36313 2017-01-17 Jakub Jelinek <jakub@redhat.com>
36316 * dwarf2out.c (add_data_member_location_attribute): For constant
36317 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
36318 instead of DW_AT_data_member_location, DW_AT_bit_offset and
36319 DW_AT_byte_size attributes.
36321 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
36323 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
36324 after forcing to constant memory when the code model is medium.
36326 2017-01-17 Julia Koval <julia.koval@intel.com>
36329 * config/i386/avx512fintrin.h
36330 (_mm512_i32gather_ps): Change __addr type to void const*.
36331 (_mm512_mask_i32gather_ps): Ditto.
36332 (_mm512_i32gather_pd): Ditto.
36333 (_mm512_mask_i32gather_pd): Ditto.
36334 (_mm512_i64gather_ps): Ditto.
36335 (_mm512_mask_i64gather_ps): Ditto.
36336 (_mm512_i64gather_pd): Ditto.
36337 (_mm512_mask_i64gather_pd): Ditto.
36338 (_mm512_i32gather_epi32): Ditto.
36339 (_mm512_mask_i32gather_epi32): Ditto.
36340 (_mm512_i32gather_epi64): Ditto.
36341 (_mm512_mask_i32gather_epi64): Ditto.
36342 (_mm512_i64gather_epi32): Ditto.
36343 (_mm512_mask_i64gather_epi32): Ditto.
36344 (_mm512_i64gather_epi64): Ditto.
36345 (_mm512_mask_i64gather_epi64): Ditto.
36346 (_mm512_i32scatter_ps): Change __addr type to void*.
36347 (_mm512_mask_i32scatter_ps): Ditto.
36348 (_mm512_i32scatter_pd): Ditto.
36349 (_mm512_mask_i32scatter_pd): Ditto.
36350 (_mm512_i64scatter_ps): Ditto.
36351 (_mm512_mask_i64scatter_ps): Ditto.
36352 (_mm512_i64scatter_pd): Ditto.
36353 (_mm512_mask_i64scatter_pd): Ditto.
36354 (_mm512_i32scatter_epi32): Ditto.
36355 (_mm512_mask_i32scatter_epi32): Ditto.
36356 (_mm512_i32scatter_epi64): Ditto.
36357 (_mm512_mask_i32scatter_epi64): Ditto.
36358 (_mm512_i64scatter_epi32): Ditto.
36359 (_mm512_mask_i64scatter_epi32): Ditto.
36360 (_mm512_i64scatter_epi64): Ditto.
36361 (_mm512_mask_i64scatter_epi64): Ditto.
36362 * config/i386/avx512pfintrin.h
36363 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
36364 (_mm512_mask_prefetch_i32gather_ps): Ditto.
36365 (_mm512_mask_prefetch_i64gather_pd): Ditto.
36366 (_mm512_mask_prefetch_i64gather_ps): Ditto.
36367 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
36368 (_mm512_prefetch_i32scatter_ps): Ditto.
36369 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
36370 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
36371 (_mm512_prefetch_i64scatter_pd): Ditto.
36372 (_mm512_prefetch_i64scatter_ps): Ditto.
36373 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
36374 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
36375 * config/i386/avx512vlintrin.h
36376 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
36377 (_mm_mmask_i32gather_ps): Ditto.
36378 (_mm256_mmask_i32gather_pd): Ditto.
36379 (_mm_mmask_i32gather_pd): Ditto.
36380 (_mm256_mmask_i64gather_ps): Ditto.
36381 (_mm_mmask_i64gather_ps): Ditto.
36382 (_mm256_mmask_i64gather_pd): Ditto.
36383 (_mm_mmask_i64gather_pd): Ditto.
36384 (_mm256_mmask_i32gather_epi32): Ditto.
36385 (_mm_mmask_i32gather_epi32): Ditto.
36386 (_mm256_mmask_i32gather_epi64): Ditto.
36387 (_mm_mmask_i32gather_epi64): Ditto.
36388 (_mm256_mmask_i64gather_epi32): Ditto.
36389 (_mm_mmask_i64gather_epi32): Ditto.
36390 (_mm256_mmask_i64gather_epi64): Ditto.
36391 (_mm_mmask_i64gather_epi64): Ditto.
36392 (_mm256_i32scatter_ps): Change __addr type to void*.
36393 (_mm256_mask_i32scatter_ps): Ditto.
36394 (_mm_i32scatter_ps): Ditto.
36395 (_mm_mask_i32scatter_ps): Ditto.
36396 (_mm256_i32scatter_pd): Ditto.
36397 (_mm256_mask_i32scatter_pd): Ditto.
36398 (_mm_i32scatter_pd): Ditto.
36399 (_mm_mask_i32scatter_pd): Ditto.
36400 (_mm256_i64scatter_ps): Ditto.
36401 (_mm256_mask_i64scatter_ps): Ditto.
36402 (_mm_i64scatter_ps): Ditto.
36403 (_mm_mask_i64scatter_ps): Ditto.
36404 (_mm256_i64scatter_pd): Ditto.
36405 (_mm256_mask_i64scatter_pd): Ditto.
36406 (_mm_i64scatter_pd): Ditto.
36407 (_mm_mask_i64scatter_pd): Ditto.
36408 (_mm256_i32scatter_epi32): Ditto.
36409 (_mm256_mask_i32scatter_epi32): Ditto.
36410 (_mm_i32scatter_epi32): Ditto.
36411 (_mm_mask_i32scatter_epi32): Ditto.
36412 (_mm256_i32scatter_epi64): Ditto.
36413 (_mm256_mask_i32scatter_epi64): Ditto.
36414 (_mm_i32scatter_epi64): Ditto.
36415 (_mm_mask_i32scatter_epi64): Ditto.
36416 (_mm256_i64scatter_epi32): Ditto.
36417 (_mm256_mask_i64scatter_epi32): Ditto.
36418 (_mm_i64scatter_epi32): Ditto.
36419 (_mm_mask_i64scatter_epi32): Ditto.
36420 (_mm256_i64scatter_epi64): Ditto.
36421 (_mm256_mask_i64scatter_epi64): Ditto.
36422 (_mm_i64scatter_epi64): Ditto.
36423 (_mm_mask_i64scatter_epi64): Ditto.
36424 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
36425 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
36426 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
36427 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
36428 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
36429 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
36430 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
36431 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
36432 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
36433 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
36434 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
36435 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
36436 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
36437 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
36438 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
36439 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
36440 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
36441 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
36442 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
36443 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
36444 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
36445 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
36446 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
36447 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
36448 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
36449 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
36450 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
36451 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
36452 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
36453 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
36454 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
36455 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
36456 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
36457 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
36458 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
36459 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
36460 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
36461 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
36462 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
36463 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
36464 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
36465 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
36466 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
36467 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
36468 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
36469 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
36470 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
36471 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
36472 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
36473 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
36474 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
36475 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
36476 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
36477 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
36478 definitions accordingly.
36480 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
36481 Kuan-Lin Chen <kuanlinchentw@gmail.com>
36484 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
36487 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
36490 * ira-conflicts.c (ira_build_conflicts): Update total conflict
36491 hard regs for inner regno.
36493 2017-01-17 Martin Liska <mliska@suse.cz>
36496 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
36497 assumption and add comment.
36499 2017-01-17 Nathan Sidwell <nathan@acm.org>
36501 * ipa-visibility.c (localize_node): New function, broken out of ...
36502 (function_and_variable_visibility): ... here. Call it.
36504 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
36506 PR middle-end/77445
36507 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
36508 correctly set frequency of oudgoing edge.
36509 (duplicate_thread_path): Fix profile updating.
36511 2017-01-17 Jakub Jelinek <jakub@redhat.com>
36514 * configure.ac: Add GCC_BASE_VER.
36515 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
36516 version from BASE-VER file.
36517 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
36518 (gcc.o): Depend on $(BASEVER).
36519 * common.opt (dumpfullversion): New option.
36520 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
36521 * doc/invoke.texi: Document -dumpfullversion.
36522 * doc/install.texi: Document --with-gcc-major-version-only.
36523 * configure: Regenerated.
36525 2017-01-17 Richard Biener <rguenther@suse.de>
36527 PR tree-optimization/71433
36528 * tree-vrp.c (register_new_assert_for): Merge same asserts
36529 on all incoming edges.
36530 (process_assert_insertions_for): Handle insertions at the
36533 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
36535 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
36536 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
36538 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
36541 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
36544 2017-01-17 Alan Modra <amodra@gmail.com>
36547 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
36548 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
36549 symbolic stack limit when pic.
36551 2017-01-16 Martin Sebor <msebor@redhat.com>
36553 PR tree-optimization/78608
36554 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
36556 2017-01-16 Jeff Law <law@redhat.com>
36559 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
36560 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
36561 for several include directories that may be relative to sysroot.
36562 * config/i386/x-mingw32 (gplus_includedir): Define.
36563 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
36564 (native_system_includedir): Likewise.
36565 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
36566 override if TARGET_SYSTEM_ROOT is defined.
36567 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
36569 PR tree-optimization/79090
36570 PR tree-optimization/33562
36571 PR tree-optimization/61912
36572 PR tree-optimization/77485
36573 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
36574 and computed trims into the dump file.
36576 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
36578 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
36580 2017-01-16 Jakub Jelinek <jakub@redhat.com>
36583 * gimplify.c (gimplify_init_constructor): If want_value and
36584 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
36588 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
36589 sequence. Formatting fixes.
36590 (doloop_optimize): Formatting fixes.
36593 * gcc.c (debug_level_greater_than_spec_func): New function.
36594 (static_spec_functions): Add debug-level-gt spec function.
36595 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
36597 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
36598 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
36599 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
36600 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
36601 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
36602 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
36604 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
36606 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
36607 QImode fixups to general and mask registers only.
36609 2017-01-16 Carl Love <cel@us.ibm.com>
36611 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
36612 for built-in functions
36613 vector signed char vec_nabs (vector signed char)
36614 vector signed short vec_nabs (vector signed short)
36615 vector signed int vec_nabs (vector signed int)
36616 vector signed long long vec_nabs (vector signed long long)
36617 vector float vec_nabs (vector float)
36618 vector double vec_nabs (vector double)
36619 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
36621 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
36622 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
36623 * doc/extend.texi: Update the documentation file for the new built-in
36626 2017-01-16 Martin Sebor <msebor@redhat.com>
36628 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
36631 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36633 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
36634 UNSPEC_VSX__XXSPLTD to require special splat handling.
36636 2017-01-16 David Malcolm <dmalcolm@redhat.com>
36639 * system.h: Poison strndup.
36641 2017-01-16 Alan Modra <amodra@gmail.com>
36644 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
36647 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
36649 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
36651 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
36653 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
36654 call recog here. Assert that INSN_CODE (insn) is non-negative.
36656 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
36659 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
36661 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
36662 in the currently scheduled RTL fragment.
36664 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
36666 PR rtl-optimization/78751
36667 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
36670 2017-01-14 Jeff Law <law@redhat.com>
36672 PR tree-optimization/79090
36673 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
36674 variable length stores.
36675 (compute_trims): Delete dead assignment to *trim_tail.
36676 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
36679 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
36681 PR rtl-optimization/78626
36682 PR rtl-optimization/78727
36683 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
36684 of a block, and split such blocks after everything else is finished.
36686 2017-01-14 Alan Modra <amodra@gmail.com>
36689 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
36690 target legitimate_combined_insn.
36691 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
36692 (rs6000_legitimate_combined_insn): New function.
36693 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
36695 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
36696 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
36697 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
36699 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
36701 * doc/frontends.texi (G++ and GCC): Remove references to Java.
36703 2017-01-13 Jeff Law <law@redhat.com>
36705 PR tree-optimization/33562
36706 PR tree-optimization/61912
36707 PR tree-optimization/77485
36708 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
36710 (delete_dead_assignment): Likewise.
36711 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
36712 statement to delete_dead_call and delete_dead_assignment.
36714 2017-01-13 David Malcolm <dmalcolm@redhat.com>
36717 * substring-locations.c (format_warning_va): Strengthen case 1 so
36718 that both endpoints of the substring must be within the format
36719 range for just the substring to be printed.
36721 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
36723 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
36724 * config/i386/i386.c (ix86_target_string): Add missing options
36725 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
36726 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
36727 flags_other and ix86_target_other to flags2_other. Display unknown
36729 (ix86_valid_target_attribute_inner_p): Add missing options and
36730 reorder options by implied ISAs, as in ix86_target_string.
36732 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
36734 * hash-table.h (hash_table::too_empty_p): New function.
36735 (hash_table::expand): Use it.
36736 (hash_table::traverse): Likewise.
36737 (hash_table::empty_slot): Use sizeof (value_type) instead of
36738 sizeof (PTR) to convert bytes to elements. Shrink the table
36739 if the current size is excessive for the current number of
36742 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
36744 * ira-costs.c (record_reg_classes): Break from the inner loop
36745 early once alt_fail is known to be true. Update outer loop
36746 handling accordingly.
36748 2017-01-13 Jeff Law <law@redhat.com>
36750 * tree-ssa-dse.c (decrement_count): New function.
36751 (increment_start_addr, maybe_trim_memstar_call): Likewise.
36752 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
36753 when we know the partially dead statement is a mem* function.
36755 PR tree-optimization/61912
36756 PR tree-optimization/77485
36757 * tree-ssa-dse.c: Include expr.h.
36758 (maybe_trim_constructor_store): New function.
36759 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
36761 PR tree-optimization/33562
36762 PR tree-optimization/61912
36763 PR tree-optimization/77485
36764 * doc/invoke.texi: Document new dse-max-object-size param.
36765 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
36766 * tree-ssa-dse.c: Include params.h.
36767 (dse_store_status): New enum.
36768 (initialize_ao_ref_for_dse): New, partially extracted from
36770 (valid_ao_ref_for_dse, normalize_ref): New.
36771 (setup_live_bytes_from_ref, compute_trims): Likewise.
36772 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
36773 (maybe_trim_partially_dead_store): Likewise.
36774 (maybe_trim_complex_store): Likewise.
36775 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
36776 Track what bytes live from the original store. Return tri-state
36777 for dead, partially dead or live.
36778 (dse_dom_walker): Add constructor, destructor and new private members.
36779 (delete_dead_call, delete_dead_assignment): New extracted from
36781 (dse_optimize_stmt): Make a member of dse_dom_walker.
36782 Use initialize_ao_ref_for_dse.
36784 PR tree-optimization/33562
36785 PR tree-optimization/61912
36786 PR tree-optimization/77485
36787 * sbitmap.h (bitmap_count_bits): Prototype.
36788 (bitmap_clear_range, bitmap_set_range): Likewise.
36789 * sbitmap.c (bitmap_clear_range): New function.
36790 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
36792 2017-01-13 Martin Liska <mliska@suse.cz>
36795 * function.c (set_cfun): Add new argument force.
36796 * function.h (set_cfun): Likewise.
36797 * ipa-inline-transform.c (inline_call): Use the function when
36798 strict alising from is dropped for function we inline to.
36800 2017-01-13 Richard Biener <rguenther@suse.de>
36802 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
36803 for dumping GIMPLE INTEGER_CSTs.
36805 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
36807 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
36808 to 201112L since C++17.
36810 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
36813 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
36814 if -fsanitize=kernel-address is present.
36816 2017-01-13 Richard Biener <rguenther@suse.de>
36818 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
36819 as _Literal ( type ) number in case usual suffixes do not
36820 preserve all information.
36822 2017-01-13 Richard Biener <rguenther@suse.de>
36824 PR tree-optimization/77283
36825 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
36826 and ssa-iterators.h.
36827 (is_feasible_trace): Implement a cost model based on joiner
36830 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
36833 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
36834 char or short to __float128/_Float128 directly.
36836 2017-01-12 Martin Sebor <msebor@redhat.com>
36838 to -Wformat-overflow.
36839 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
36840 (min_bytes_remaining): Same.
36841 (get_string_length): Same.
36842 (format_string): Same.
36843 (format_directive): Same.
36845 (pass_sprintf_length::handle_gimple_call): Same.
36847 2017-01-12 Jakub Jelinek <jakub@redhat.com>
36849 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
36850 info.nowrite calls with no lhs that can't throw. Return bool
36851 whether gsi_remove has been called or not.
36852 (pass_sprintf_length::handle_gimple_call): Return bool whether
36853 try_substitute_return_value called gsi_remove. Formatting fix.
36854 (pass_sprintf_length::execute): Don't use gsi_remove if
36855 handle_gimple_call returned true.
36858 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
36859 be removed due to side-effects, don't remove following barrier nor
36860 turn the successor edge into fallthru edge.
36862 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36865 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
36866 element-reversing loads and stores as not swappable.
36868 2017-01-12 Nathan Sidwell <nathan@acm.org>
36869 Nicolai Stange <nicstange@gmail.com>
36871 * combine.c (try_combine): Don't ignore result of overlap checking
36872 loop. Combine overlap & asm check into single loop.
36874 2017-01-12 Richard Biener <rguenther@suse.de>
36876 * tree-pretty-print.c (dump_generic_node): Provide -gimple
36877 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
36879 2017-01-12 Richard Biener <rguenther@suse.de>
36881 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
36882 and TS_TARGET_OPTION directly derive from TS_BASE.
36883 * tree-core.h (tree_optimization_option): Derive from tree_base.
36884 (tree_target_option): Likewise.
36886 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
36888 * config/i386/i386.c (memory_address_length): Increase len
36889 only when rip_relative_addr_p returns false.
36891 2017-01-11 Julia Koval <julia.koval@intel.com>
36893 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
36894 (OPTION_MASK_ISA_SGX_SET): New.
36895 (ix86_handle_option): Handle OPT_msgx.
36896 * config.gcc: Added sgxintrin.h.
36897 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
36898 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
36899 * config/i386/i386.c (ix86_target_string): Add -msgx.
36901 (ix86_option_override_internal): Handle new options.
36902 (ix86_valid_target_attribute_inner_p): Add sgx.
36903 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
36904 * config/i386/i386.opt: Add msgx.
36905 * config/i386/sgxintrin.h: New file.
36906 * config/i386/x86intrin.h: Add sgxintrin.h.
36908 2017-01-11 Jakub Jelinek <jakub@redhat.com>
36911 * fold-const.c (maybe_nonzero_address): Return 1 for function
36913 (tree_single_nonzero_warnv_p): Don't handle function local objects
36917 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
36920 2017-01-11 David Malcolm <dmalcolm@redhat.com>
36923 * opts.c: Include "spellcheck.h"
36924 (struct string_fragment): New struct.
36925 (struct edit_distance_traits<const string_fragment &>): New
36927 (get_closest_sanitizer_option): New function.
36928 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
36930 2017-01-11 Jakub Jelinek <jakub@redhat.com>
36932 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
36934 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
36935 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
36936 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
36937 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
36938 for initial die_offset if dwarf_split_debug_info.
36939 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
36940 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
36942 (output_skeleton_debug_sections): Formatting fix. Use
36943 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
36944 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
36946 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
36948 * config/arm/cortex-a53.md: Add bypasses for
36949 cortex_a53_r2f_cvt.
36950 (cortex_a53_r2f): Only use for transfers.
36951 (cortex_a53_f2r): Likewise.
36952 (cortex_a53_r2f_cvt): Add reservation for conversions.
36953 (cortex_a53_f2r_cvt): Likewise.
36955 2017-01-11 Tamar Christina <tamar.christina@arm.com>
36957 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
36958 to all inlined functions, change static to extern.
36960 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
36963 * config/arm/arm.c (legitimize_pic_address): Handle reference to
36965 (arm_assemble_integer): Likewise.
36967 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
36969 * config.gcc: Use new awk script to check CPU, FPU and architecture
36970 parameters for --with-... options.
36971 * config/arm/parsecpu.awk: New file
36972 * config/arm/arm-cpus.in: New file.
36973 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
36975 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
36977 * config/arm/t-arm: Update dependency rules.
36978 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
36979 of processing .def files.
36980 * config/arm/genopt.sh: Deleted.
36981 * config/arm/gentune.sh: Deleted.
36982 * config/arm/arm-cores.def: Deleted.
36983 * config/arm/arm-arches.def: Deleted.
36984 * config/arm/arm-fpus.def: Deleted.
36985 * config/arm/arm-tune.md: Regenerated.
36986 * config/arm/arm-tables.opt: Regenerated.
36987 * config/arm/arm-cpu.h: New generated file.
36988 * config/arm/arm-cpu-data.h: New generated file.
36989 * config/arm/arm-cpu-cdata.h: New generated file.
36991 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
36994 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
36996 (input_varpool_node): Unpack dynamically_initialized bit.
36998 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
37000 PR rtl-optimization/79032
37001 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
37002 the alignment of the adjusted memory reference against that of MODE,
37003 instead of the alignment of the original memory reference.
37005 2017-01-11 Martin Jambor <mjambor@suse.cz>
37007 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
37009 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
37010 decorated functions.
37012 2017-01-11 Richard Biener <rguenther@suse.de>
37014 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
37015 set range/nonnull info for PHI results. Do not set it on
37016 stmts marked for removal.
37018 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
37020 * expr.c (store_field): In the bitfield case, fetch the return value
37021 from the registers before applying a single big-endian adjustment.
37022 Always do a final load for a BLKmode value not larger than a word.
37024 2017-01-10 David Malcolm <dmalcolm@redhat.com>
37027 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
37028 that we correctly handle column numbers greater than
37029 LINE_MAP_MAX_COLUMN_NUMBER.
37031 2017-01-10 Martin Sebor <msebor@redhat.com>
37033 PR middle-end/78245
37034 * gimple-ssa-sprintf.c (get_destination_size): Call
37035 {init,fini}object_sizes.
37036 * tree-object-size.c (addr_object_size): Adjust.
37037 (pass_through_call): Adjust.
37038 (pass_object_sizes::execute): Adjust.
37039 * tree-object-size.h (fini_object_sizes): Declare.
37041 2017-01-10 Martin Sebor <msebor@redhat.com>
37043 PR tree-optimization/78775
37044 * builtins.c (get_size_range): Move...
37045 * calls.c: ...to here.
37046 (alloc_max_size): Accept zero argument.
37047 (operand_signed_p): Remove.
37048 (maybe_warn_alloc_args_overflow): Call get_size_range.
37049 * calls.h (get_size_range): Declare.
37051 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
37053 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
37054 from TI's devices.csv file as of September 2016.
37055 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
37057 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
37059 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
37060 * doc/invoke.texi: Likewise.
37061 * doc/md.texi: Likewise.
37062 * doc/objc.texi: Likewise.
37064 2017-01-10 Joshua Conner <joshconner@google.com>
37066 * config/arm/fuchsia-elf.h: New file.
37067 * config/fuchsia.h: New file.
37068 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
37069 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
37071 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
37073 2016-01-10 Richard Biener <rguenther@suse.de>
37075 PR tree-optimization/79034
37076 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
37077 Propagate out degenerate PHIs in the joiner.
37079 2017-01-10 Martin Liska <mliska@suse.cz>
37081 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
37082 (sort_congruence_classes_by_decl_uid): Likewise.
37083 (sort_congruence_class_groups_by_decl_uid): Likewise.
37084 (sem_item_optimizer::merge_classes): Sort class, groups in these
37085 classes and members in the groups by DECL_UID of declarations.
37086 This would make merge operations stable.
37088 2017-01-10 Martin Liska <mliska@suse.cz>
37090 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
37091 usage of m_classes_vec.
37092 (sem_item_optimizer::~sem_item_optimizer): Likewise.
37093 (sem_item_optimizer::get_group_by_hash): Likewise.
37094 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
37095 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
37096 (sem_item_optimizer::verify_classes): Likewise.
37097 (sem_item_optimizer::process_cong_reduction): Likewise.
37098 (sem_item_optimizer::dump_cong_classes): Likewise.
37099 (sem_item_optimizer::merge_classes): Likewise.
37100 * ipa-icf.h (congruence_class_hash): Rename from
37101 congruence_class_group_hash. Remove declaration of m_classes_vec.
37103 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
37105 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
37106 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
37107 * config.gcc: Add avx512vpopcntdqintrin.h.
37108 * config/i386/avx512vpopcntdqintrin.h: New.
37109 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
37110 * config/i386/i386-builtin-types.def: Add new types.
37111 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
37112 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
37113 __builtin_ia32_vpopcountq_v8di_mask): New.
37114 * config/i386/i386-c.c (ix86_target_macros_internal): Define
37115 __AVX512VPOPCNTDQ__.
37116 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
37117 (PTA_AVX512VPOPCNTDQ): Define.
37118 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
37119 TARGET_AVX512VPOPCNTDQ_P): Define.
37120 * config/i386/i386.opt: Add mavx512vpopcntdq.
37121 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
37122 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
37124 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
37126 PR middle-end/77484
37127 * predict.def (PRED_CALL): Set to 67.
37129 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
37131 * expr.c (store_field): In the bitfield case, if the value comes from
37132 a function call and is of an aggregate type returned in registers, do
37133 not modify the field mode; extract the value in all cases if the mode
37134 is BLKmode and the size is not larger than a word.
37136 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
37139 * config/i386/cpuid.h: Fix undefined behavior.
37141 2017-01-04 Jeff Law <law@redhat.com>
37143 PR tree-optimization/79007
37144 PR tree-optimization/67955
37145 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
37146 conservative for pt.null when flag_non_call_exceptions is on.
37148 2017-01-09 Jakub Jelinek <jakub@redhat.com>
37150 PR translation/79019
37151 PR translation/79020
37152 * params.def (PARAM_INLINE_MIN_SPEEDUP,
37153 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
37154 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
37156 * config/avr/avr.opt (maccumulate-args): Likewise.
37157 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
37158 * common.opt (freport-bug): Likewise.
37159 * cif-code.def (CIF_FINAL_ERROR): Likewise.
37160 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
37161 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
37162 translatable string.
37163 * config/i386/i386.c (function_value_32): Likewise.
37164 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
37165 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
37167 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
37168 * common/config/msp430/msp430-common.c (msp430_handle_option):
37170 * symtab.c (symtab_node::verify_base): Likewise.
37171 * opts.c (set_debug_level): Likewise.
37172 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
37173 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
37174 missing whitespace to translatable strings.
37175 * config/avr/avr.md (bswapsi2): Fix typo in comment.
37176 * config/sh/superh.h: Likewise.
37177 * config/i386/xopintrin.h: Likewise.
37178 * config/i386/znver1.md: Likewise.
37179 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
37180 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
37181 * double-int.h (struct double_int): Likewise.
37182 * double-int.c (div_and_round_double): Likewise.
37183 * wide-int.cc: Likewise.
37184 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
37185 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
37186 * cfgcleanup.c (crossjumps_occured): Renamed to ...
37187 (crossjumps_occurred): ... this.
37188 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
37191 PR tree-optimization/78899
37192 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
37193 returning bool return struct loop *, NULL for failure and the new
37195 (versionable_outer_loop_p): Don't version outer loop if it has
37196 dont_vectorized bit set.
37197 (tree_if_conversion): When versioning outer loop, ensure
37198 tree_if_conversion is performed also on the inner loop of the
37199 non-vectorizable outer loop copy.
37200 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
37201 LOOP_VECTORIZED in inner loop of the scalar outer loop and
37202 prevent vectorization of it.
37203 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
37204 the outer loop vectorization of the non-scalar version is attempted
37205 before vectorization of the inner loop in scalar version. If
37206 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
37207 vectorization of its inner loop.
37208 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
37209 has 2 inner loops, rename also on edges from bb whose single pred
37210 is outer_loop->header. Fix typo in function comment.
37212 2017-01-09 Martin Sebor <msebor@redhat.com>
37215 * asan.c (asan_emit_stack_protection): Increase local buffer size
37216 to avoid snprintf truncation warning.
37218 2017-01-09 Andrew Pinski <apinski@cavium.com>
37220 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
37221 to reference thunderx2t99 for the tuning structure
37222 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
37224 (thunderx2t99_extra_costs): This.
37225 * config/aarch64/aarch64-tune.md: Regenerate.
37226 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
37227 (vulcan_addrcost_table): This.
37228 (vulcan_regmove_cost): Rename to ...
37229 (thunderx2t99_regmove_cost): This.
37230 (vulcan_vector_cost): Rename to ...
37231 (thunderx2t99_vector_cost): this.
37232 (vulcan_branch_cost): Rename to ...
37233 (thunderx2t99_branch_cost): This.
37234 (vulcan_tunings): Rename to ...
37235 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
37236 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
37238 2017-01-09 Martin Jambor <mjambor@suse.cz>
37242 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
37243 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
37244 (propagate_vr_accross_jump_function): Use the above function for all
37245 value range computations for pass-through jump functions and type
37246 converasion from explicit value range values.
37247 (ipcp_propagate_stage): Do not attempt to deduce types of formal
37248 parameters from TYPE_ARG_TYPES.
37249 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
37250 (ipa_write_node_info): Stream type of the actual argument.
37251 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
37253 2017-01-09 Martin Liska <mliska@suse.cz>
37256 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
37257 (lookup_compiler): Do not show error message with have_E.
37259 2017-01-09 Jakub Jelinek <jakub@redhat.com>
37261 PR tree-optimization/78938
37262 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
37263 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
37264 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
37265 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
37268 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
37270 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
37273 2017-01-09 Richard Biener <rguenther@suse.de>
37275 PR tree-optimization/78997
37276 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
37277 name condition properly.
37279 2017-01-09 Richard Biener <rguenther@suse.de>
37282 * dwarf2out.c (is_cxx): New overload with context.
37283 (is_naming_typedef_decl): Use it.
37285 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
37287 * invoke.texi (Option Summary): Correct spacing in option lists
37288 and add line breaks to fix over-long lines.
37290 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
37292 PR middle-end/17660
37294 * extend.texi (Common Variable Attributes): Add xref to GCC
37295 Internals manual to explain mode attribute keywords.
37297 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
37300 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
37301 and Preprocessor Options.
37302 (Options for Linking): Document -pthread here....
37303 (RS/6000 and PowerPC Options): ...not here.
37304 (Solaris 2 Options): ...or here.
37305 * doc/cppopts.texi: Document -pthread.
37307 2017-01-08 Martin Sebor <msebor@redhat.com>
37309 PR middle-end/77708
37310 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
37311 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
37312 New member functions.
37313 (format_directive): Used them.
37315 (pass_sprintf_length::handle_gimple_call): Same.
37316 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
37317 to avoid truncation for any argument.
37318 (extract_affine_mul): Same.
37319 * tree.c (get_file_function_name): Same.
37321 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
37323 PR middle-end/77484
37324 * predict.def (PRED_INDIR_CALL): Set to 86.
37326 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
37328 PR preprocessor/54124
37329 * doc/cppopts.texi: Reformat -d subtable to list the full name
37330 of the options. Add cross-reference to the docs for the general
37331 compiler -d options.
37332 * doc/invoke.texi (Developer Options): Add cross-reference to the
37333 preprocessor-specific -d option documentation.
37335 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
37337 PR preprocessor/13498
37338 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
37339 redudant material, and reflect new command-line options.
37340 (System Headers): Likewise.
37342 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
37344 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
37345 -isystem, and -idirafter. Copy-edit.
37346 * doc/cppopts.texi: Copy-edit. Remove contradiction about
37347 default for -ftrack-macro-expansion. Delete obsolete and
37348 badly-formatted implementation details about -fdebug-cpp output.
37349 * doc/cppwarnopts.texi: Copy-edit.
37351 2017-01-07 David Malcolm <dmalcolm@redhat.com>
37354 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
37355 that the transition from a max line width >= 1<<10 to narrower
37356 lines works correctly.
37358 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
37360 * doc/options.texi (PerFunction): New.
37361 * opt-functions.awk (switch_flags): Map both Optimization and
37362 PerFunction to CL_OPTIMIZATION.
37363 * opth-gen.awk: Test for PerFunction flag along with
37365 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
37366 it only when the latter is present. Skip those that don't in
37367 the hash function generator.
37368 * common.opt (fvar-tracking): Mark as PerFunction instead of
37370 (fvar-tracking-assignments): Likewise.
37371 (fvar-tracking-assignments-toggle): Likewise.
37372 (fvar-tracking-uninit): Likewise.
37374 2017-01-07 Jakub Jelinek <jakub@redhat.com>
37376 PR translation/79018
37377 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
37380 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
37383 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
37384 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
37385 TARGET_LONG_JUMP_TABLE_OFFSETS.
37386 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
37387 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
37388 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
37389 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
37390 * config/m68k/m68k.md (tablejump expander): Likewise.
37391 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
37392 TARGET_LONG_JUMP_TABLE_OFFSETS.
37393 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
37394 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
37396 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
37397 David Holsgrove <david.holsgrove@xilinx.com>
37399 * common/config/microblaze/microblaze-common.c
37400 (TARGET_EXCEPT_UNWIND_INFO): Remove.
37401 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
37403 * config/microblaze/microblaze.c (microblaze_must_save_register)
37404 (microblaze_expand_epilogue, microblaze_return_addr): Handle
37406 (microblaze_eh_return): New function.
37407 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
37408 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
37409 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
37410 * config/microblaze/microblaze.md (eh_return): New pattern.
37412 2017-01-06 Jakub Jelinek <jakub@redhat.com>
37414 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
37415 GCC_DIAGNOSTIC_STRINGIFY): Define.
37417 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
37419 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
37421 * config/arm/arm.md (<mcrr>): New.
37423 * config/arm/arm.c (arm_arch5te): New.
37424 (arm_option_override): Set arm_arch5te.
37425 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
37427 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
37428 (arm_mcrr_qualifiers): ... this. New.
37429 (MRRC_QUALIFIERS): Define to...
37430 (arm_mrrc_qualifiers): ... this. New.
37431 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
37433 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
37434 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
37435 (MRRCI, mrrc, MRRC): New.
37436 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
37437 VUNSPEC_MRRC2): New.
37439 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
37441 * config/arm/arm.md (<mcr>): New.
37443 * config/arm/arm.c (arm_coproc_builtin_available): Add
37444 support for mcr, mrc, mcr2 and mrc2.
37445 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
37446 (arm_mcr_qualifiers): ... this. New.
37447 (MRC_QUALIFIERS): Define to ...
37448 (arm_mrc_qualifiers): ... this. New.
37449 (MCR_QUALIFIERS): Define to ...
37450 (arm_mcr_qualifiers): ... this. New.
37451 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
37453 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
37454 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
37455 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
37456 VUNSPEC_MRC2): New.
37458 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
37460 * config/arm/arm.md (*ldc): New.
37464 * config/arm/arm.c (arm_coproc_builtin_available): Add
37465 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
37466 (arm_coproc_ldc_stc_legitimate_address): New.
37467 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
37468 'qualifier_const_pointer'.
37469 (LDC_QUALIFIERS): Define to...
37470 (arm_ldc_qualifiers): ... this. New.
37471 (STC_QUALIFIERS): Define to...
37472 (arm_stc_qualifiers): ... this. New.
37473 * config/arm/arm-protos.h
37474 (arm_coproc_ldc_stc_legitimate_address): New.
37475 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
37476 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
37477 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
37478 stc2, stcl, stc2l): New.
37479 * config/arm/constraints.md (Uz): New.
37480 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
37481 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
37482 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
37483 VUNSPEC_STC2L): New.
37485 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
37487 * config/arm/arm.md (<cdp>): New.
37488 * config/arm/arm.c (neon_const_bounds): Rename this ...
37489 (arm_const_bounds): ... this.
37490 (arm_coproc_builtin_available): New.
37491 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
37492 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
37493 (CDP_QUALIFIERS): Define to...
37494 (arm_cdp_qualifiers): ... this. New.
37496 (arm_expand_builtin_args): Add case for 6 arguments.
37497 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
37498 (arm_const_bounds): ... this.
37499 (arm_coproc_builtin_available): New.
37500 * config/arm/arm_acle.h (__arm_cdp): New.
37502 * config/arm/arm_acle_builtins.def (cdp): New.
37504 * config/arm/iterators.md (CDPI,CDP,cdp): New.
37505 * config/arm/neon.md: Rename all 'neon_const_bounds' to
37506 'arm_const_bounds'.
37507 * config/arm/types.md (coproc): New.
37508 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
37509 * doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
37510 * doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
37511 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
37513 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
37515 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
37516 (UBINOP_QUALIFIERS): New.
37518 (acle_builtin_data): New. Change comment.
37519 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
37520 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
37521 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
37522 arm_acle_builtins.def.
37523 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
37524 (arm_init_acle_builtins): New.
37525 (CRC32_BUILTIN): Remove.
37526 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
37527 crc32cb, crc32ch and crc32cw.
37528 (arm_init_crc32_builtins): Remove.
37529 (arm_init_builtins): Use arm_init_acle_builtins rather
37530 than arm_init_crc32_builtins.
37531 (arm_expand_acle_builtin): New.
37532 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
37533 * config/arm/arm_acle_builtins.def: New.
37535 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
37537 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
37538 (arm_builtin_datum): ... this.
37539 (arm_init_neon_builtin): Rename to ...
37540 (arm_init_builtin): ... this. Add a new parameters PREFIX
37541 and USE_SIG_IN_NAME.
37542 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
37543 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
37544 'arm_builtin_datum'.
37545 (arm_init_vfp_builtins): Likewise.
37546 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
37547 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
37548 (arm_expand_neon_args): Rename to ...
37549 (arm_expand_builtin_args): ... this. Rename builtin_arg
37550 enum values and differentiate between ARG_BUILTIN_MEMORY
37551 and ARG_BUILTIN_NEON_MEMORY.
37552 (arm_expand_neon_builtin_1): Rename to ...
37553 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
37554 values, arm_expand_builtin_args and add bool parameter NEON.
37555 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
37556 (arm_expand_vfp_builtin): Likewise.
37557 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
37559 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
37561 PR middle-end/77484
37562 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
37563 * predict.c (tree_estimate_probability_bb): Reverse direction of
37564 polymorphic call predictor.
37566 2017-01-06 David Malcolm <dmalcolm@redhat.com>
37568 * passes.c (execute_one_pass): Split out pass-skipping logic into...
37569 (determine_pass_name_match): ...this new function and...
37570 (should_skip_pass_p): ...this new function.
37572 2017-01-06 Nathan Sidwell <nathan@acm.org>
37574 * ipa-visibility.c (function_and_variable_visibility): Reformat
37575 comments and long lines. Remove extrneous if.
37576 * symtab.c (symtab_node::make_decl_local): Fix code format.
37577 (symtab_node::set_section_for_node): Fix comment typo.
37579 2017-01-06 Martin Liska <mliska@suse.cz>
37582 * lra-constraints.c: Rename invariant to lra_invariant.
37583 * predict.c (set_even_probabilities): Initialize e to NULL.
37585 2017-01-05 Martin Sebor <msebor@redhat.com>
37587 PR tree-optimization/78910
37588 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
37589 (format_integer): Correct off-by-one error in the handling
37590 of precision with negative numbers in signed conversions..
37592 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
37594 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
37596 2017-01-05 Jakub Jelinek <jakub@redhat.com>
37598 PR tree-optimization/71016
37599 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
37600 factor_out_conditional_conversion. Formatting fix.
37601 (factor_out_conditional_conversion): Add cond_stmt argument.
37602 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
37603 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
37606 2017-01-05 David Malcolm <dmalcolm@redhat.com>
37608 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
37609 read-rtl-function.o, and selftest-rtl.o.
37610 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
37611 (selftest::aarch64_test_loading_full_dump): New function.
37612 (selftest::aarch64_run_selftests): New function.
37613 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
37614 selftest::aarch64_run_selftests.
37615 * config/i386/i386.c
37616 (selftest::ix86_test_loading_dump_fragment_1): New function.
37617 (selftest::ix86_test_loading_call_insn): New function.
37618 (selftest::ix86_test_loading_full_dump): New function.
37619 (selftest::ix86_test_loading_unspec): New function.
37620 (selftest::ix86_run_selftests): Call the new functions.
37621 * emit-rtl.c (maybe_set_max_label_num): New function.
37622 * emit-rtl.h (maybe_set_max_label_num): New decl.
37623 * function.c (instantiate_decls): Guard call to
37624 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
37625 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
37627 * gensupport.c (gen_reader::gen_reader): Pass "false"
37628 for new "compact" param of rtx_reader.
37629 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
37630 rather than an empty string for NULL strings.
37631 * read-md.c: Potentially include config.h rather than bconfig.h.
37632 Wrap include of errors.h with #ifdef GENERATOR_FILE.
37633 (have_error): New global, copied from errors.c.
37634 (md_reader::read_name): Rename to...
37635 (md_reader::read_name_1): ...this, adding "out_loc" param,
37636 and converting "missing name or number" to returning false, rather
37638 (md_reader::read_name): Reimplement in terms of read_name_1.
37639 (md_reader::read_name_or_nil): New function.
37640 (md_reader::read_string): Handle "(nil)" by returning NULL.
37641 (md_reader::md_reader): Add new param "compact".
37642 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
37643 (md_reader::read_file): New method.
37644 * read-md.h (md_reader::md_reader): Add new param "compact".
37645 (md_reader::read_file): New method.
37646 (md_reader::is_compact): New accessor.
37647 (md_reader::read_name): Convert return type from void to file_location.
37648 (md_reader::read_name_or_nil): New decl.
37649 (md_reader::read_name_1): New decl.
37650 (md_reader::m_compact): New field.
37651 (noop_reader::noop_reader): Pass "false" for new "compact" param
37653 (rtx_reader::rtx_reader): Add new "compact" param.
37654 (rtx_reader::read_rtx_operand): Make virtual and convert return
37655 type from void to rtx.
37656 (rtx_reader::read_until): New decl.
37657 (rtx_reader::handle_any_trailing_information): New virtual function.
37658 (rtx_reader::postprocess): New virtual function.
37659 (rtx_reader::finalize_string): New virtual function.
37660 (rtx_reader::m_in_call_function_usage): New field.
37661 (rtx_reader::m_reuse_rtx_by_id): New field.
37662 * read-rtl-function.c: New file.
37663 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
37664 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
37665 (selftest::verify_three_block_rtl_cfg): New decl.
37666 * read-rtl-function.h: New file.
37667 * read-rtl.c: Potentially include config.h rather than bconfig.h.
37668 For host, include function.h, memmodel.h, and emit-rtl.h.
37669 (one_time_initialization): New function.
37670 (struct compact_insn_name): New struct.
37671 (compact_insn_names): New array.
37672 (find_code): Handle insn codes in compact dumps.
37673 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
37674 (bind_subst_iter_and_attr): Likewise.
37675 (add_condition_to_string): Likewise.
37676 (add_condition_to_rtx): Likewise.
37677 (apply_attribute_uses): Likewise.
37678 (add_current_iterators): Likewise.
37679 (apply_iterators): Likewise.
37680 (initialize_iterators): Guard usage of apply_subst_iterator with
37681 #ifdef GENERATOR_FILE.
37682 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
37683 (md_reader::read_mapping): Likewise.
37684 (add_define_attr_for_define_subst): Likewise.
37685 (add_define_subst_attr): Likewise.
37686 (read_subst_mapping): Likewise.
37687 (check_code_iterator): Likewise.
37688 (rtx_reader::read_rtx): Likewise. Move one-time initialization
37690 (one_time_initialization): New function.
37691 (rtx_reader::read_until): New method.
37692 (read_flags): New function.
37693 (parse_reg_note_name): New function.
37694 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
37695 Handle reuse_rtx ids.
37696 Wrap iterator lookup within #ifdef GENERATOR_FILE.
37697 Add parsing support for RTL dumps, mirroring the special-cases in
37698 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
37699 values, and calling handle_any_trailing_information.
37700 (rtx_reader::read_rtx_operand): Convert return type from void
37701 to rtx, returning return_rtx. Handle case 'e'. Call
37702 finalize_string on XSTR and XTMPL fields.
37703 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
37704 "(nil)" values were omitted. Call the postprocess vfunc on the
37706 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
37707 class ctor. Initialize m_in_call_function_usage. Call
37708 one_time_initialization.
37709 * rtl-tests.c (selftest::test_uncond_jump): Call
37710 set_new_first_and_last_insn.
37711 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
37712 * selftest-rtl.c: New file.
37713 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
37714 (selftest::get_insn_by_uid): New decl.
37715 * selftest-run-tests.c (selftest::run_tests): Call
37716 read_rtl_function_c_tests.
37717 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
37718 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
37721 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
37723 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
37724 operands in a special way. Assert that pos+len <= mode precision.
37726 2017-01-05 Jakub Jelinek <jakub@redhat.com>
37728 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
37729 3 argument Alias with unlimited for the negative form.
37730 (fno-vect-cost-model): Removed.
37732 2017-01-05 Martin Liska <mliska@suse.cz>
37734 * hsa-gen.c (gen_hsa_divmod): New function.
37735 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
37737 2017-01-05 Martin Liska <mliska@suse.cz>
37740 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
37743 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
37745 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
37746 small constant length operands.
37748 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
37750 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
37751 between loop iterations.
37753 2017-01-05 Martin Liska <mliska@suse.cz>
37756 * gimplify.c (gimplify_decl_expr): Compare to
37757 asan_poisoned_variables instread of checking flags.
37758 (gimplify_target_expr): Likewise.
37759 (gimplify_expr): Likewise.
37760 (gimplify_function_tree): Conditionally initialize
37761 asan_poisoned_variables.
37763 2017-01-04 Jeff Law <law@redhat.com>
37765 PR tree-optimizatin/78812
37766 * rtl.h (contains_mem_rtx_p): Prototype.
37767 * ifcvt.c (containts_mem_rtx_p): Move from here to...
37768 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
37769 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
37770 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
37771 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
37773 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
37775 * input.c (assert_char_at_range): Default-initialize actual_range.
37777 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
37779 * df-scan.c (df_ref_create_structure): Make regno unsigned,
37780 to match the caller.
37782 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
37784 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
37785 insns after final jump in test to emit dummy move.
37787 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
37789 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
37790 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
37792 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
37794 * multiple_target.c (create_dispatcher_calls): Init e_next.
37795 * tree-ssa-loop-split.c (split_loop): Init border.
37796 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
37799 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
37804 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
37805 (altivec_register_operand): Do not return true if the operand
37806 contains a SUBREG mixing SImode and SFmode.
37807 (vsx_register_operand): Likewise.
37808 (vsx_reg_sfsubreg_ok): New predicate.
37809 (vfloat_operand): Do not return true if the operand contains a
37810 SUBREG mixing SImode and SFmode.
37811 (vint_operand): Likewise.
37812 (vlogical_operand): Likewise.
37813 (gpc_reg_operand): Likewise.
37814 (int_reg_operand): Likewise.
37815 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
37816 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
37817 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
37819 (rs6000_emit_move_si_sf_subreg): New helper function.
37820 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
37821 fixup SUBREGs involving SImode and SFmode.
37822 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
37823 numbers for the new peephole2 optimization.
37824 (peephole2 for SFmode unions): New peephole2 to optimize cases in
37825 the GLIBC math library that do AND/IOR/XOR operations on single
37826 precision floating point.
37827 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
37828 target macros to say whether we need to avoid SUBREGs mixing
37830 (TARGET_ALLOW_SF_SUBREG): Likewise.
37831 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
37832 (UNSPEC_SI_FROM_SF): Likewise.
37833 (iorxor): Change spacing.
37834 (and_ior_xor): New iterator for AND, IOR, and XOR.
37835 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
37836 (movdi_from_sf_zero_ext): Likewise.
37837 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
37838 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
37839 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
37840 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
37841 (fms<mode>4): Likewise.
37842 (fnma<mode>4): Likewise.
37843 (fnms<mode>4): Likewise.
37844 (nfma<mode>4): Likewise.
37845 (nfms<mode>4): Likewise.
37847 2017-01-04 Marek Polacek <polacek@redhat.com>
37850 * doc/invoke.texi: Document -Wpointer-compare.
37852 2017-01-04 Jakub Jelinek <jakub@redhat.com>
37854 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
37857 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
37858 descriptions for -gdwarf-5 and emit them as uleb128 instead of
37861 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
37864 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
37865 documentation of the powerpc_popcntb_ok attribute.
37866 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
37867 code to issue warning messages if a requested CPU configuration is
37868 not supported by the binary (assembler and loader) toolchain.
37869 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
37870 made to define a built-in function that has been disabled.
37871 (paired_init_builtins): Add assertion to prevent ICE if attempt is
37872 made to define a built-in function that has been disabled.
37873 (altivec_init_builtins): Add comment explaining why definition
37874 of the DST built-in functions is not preceded by an assertion
37875 check. Add assertions to prevent ICE if attempts are made to
37876 define an altivec predicate or an abs* built-in function that has
37878 (htm_init_builtins): Add comment explaining why definition of the
37879 htm built-in functions is not preceded by an assertion check.
37881 2017-01-04 Jeff Law <law@redhat.com>
37883 PR tree-optimizatin/67955
37884 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
37885 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
37886 the points-to solution does not include pt_null. Use DECL_PT_UID
37889 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
37891 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
37892 Use gen_int_mode instead of gen_lopwart for const_int operands.
37894 2017-01-04 Jakub Jelinek <jakub@redhat.com>
37896 PR tree-optimization/71563
37897 * match.pd: Simplify X << Y into X if Y is known to be 0 or
37898 out of range value - has low bits known to be zero.
37900 2017-01-04 Alan Modra <amodra@gmail.com>
37902 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
37903 * configure: Regenerate.
37904 * config.in: Regenerate.
37906 2017-01-04 Jakub Jelinek <jakub@redhat.com>
37909 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
37910 a substring of the message, but strcmp with the whole message. Ifdef
37911 ENABLE_NLS, translate the message first using dgettext.
37913 2017-01-03 Jeff Law <law@redhat.com>
37915 PR tree-optimizatin/78856
37916 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
37917 (mark_threaded_blocks): Remove code to truncate thread paths that
37918 cross multiple loop headers. Instead invalidate the cached loop
37919 iteration information and handle case of a thread path walking
37920 into an irreducible region.
37922 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
37925 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
37926 assertions. Add support for doing the signbit if the IEEE 128-bit
37927 floating point value is in a GPR.
37928 * config/rs6000/rs6000.md (Fsignbit): Delete.
37929 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
37930 Update the length attribute if the value is in a GPR.
37931 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
37932 the sign or zero extension instruction, since the value is always 0/1.
37933 (signbit<mode>2_dm2): Delete using <Fsignbit>.
37936 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
37937 extracting SImode to a GPR register so that we can generate a
37938 store, limit the vector to be in a traditional Altivec register
37939 for the vextuwrx instruction.
37941 2017-01-03 Ian Lance Taylor <iant@google.com>
37943 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
37945 2017-01-03 Martin Sebor <msebor@redhat.com>
37947 PR tree-optimization/78696
37948 * gimple-ssa-sprintf.c (format_floating): Correct handling of
37949 precision. Use MPFR for %f for greater fidelity. Correct handling
37951 (pass_sprintf_length::compute_format_length): Set width and precision
37952 specified by asrerisk to void_node for vararg functions.
37953 (try_substitute_return_value): Adjust dump output.
37955 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
37957 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
37959 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
37961 * doc/invoke.texi (SPARC options): Document -mlra as the default.
37962 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
37963 -mlra/-mno-lra was passed to the compiler.
37965 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
37967 PR rtl-optimization/65618
37968 * emit-rtl.c (try_split): Move initialization of "before" and
37969 "after" to just before the call to emit_insn_after_setloc.
37971 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
37973 * doc/md.texi (Standard Names): Remove reference to Java frontend.
37975 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
37977 * dwarf2out.c (gen_enumeration_type_die): When
37978 -gno-strict-dwarf, add a DW_AT_encoding attribute.
37980 2017-01-03 Jakub Jelinek <jakub@redhat.com>
37982 PR tree-optimization/78965
37983 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
37984 Change first argument from const call_info & to call_info &. For %n
37985 set info.nowrite to false.
37987 PR middle-end/78901
37988 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
37989 possibly throwing calls.
37991 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
37992 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
37993 and fns handling, rather than in a separate case SSA_NAME.
37995 2017-01-02 Jeff Law <law@redhat.com>
37997 * config/darwin-driver.c (darwin_driver_init): Const-correctness
37998 fixes for first_period and second_period variables.
38000 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
38003 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
38004 (*insvqi_1): New insn pattern.
38005 (*insvqi_1_mem_rex64): Ditto.
38006 (*insvqi_2): Ditto.
38007 (*insvqi_3): Rename from *insvqi.
38009 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
38011 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
38013 * doc/cfg.texi (Edges): Remove reference to Java.
38014 (Maintaining the CFG): Ditto.
38016 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
38018 PR middle-end/77674
38019 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
38020 transparent aliases.
38022 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
38024 PR middle-end/77484
38025 * predict.def (PRED_CALL): Update hitrate.
38026 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
38027 * predict.c (tree_estimate_probability_bb): Split CALL predictor
38028 into direct/indirect/polymorphic variants.
38030 2017-01-01 Jakub Jelinek <jakub@redhat.com>
38032 Update copyright years.
38034 * gcc.c (process_command): Update copyright notice dates.
38035 * gcov-dump.c (print_version): Ditto.
38036 * gcov.c (print_version): Ditto.
38037 * gcov-tool.c (print_version): Ditto.
38038 * gengtype.c (create_file): Ditto.
38039 * doc/cpp.texi: Bump @copying's copyright year.
38040 * doc/cppinternals.texi: Ditto.
38041 * doc/gcc.texi: Ditto.
38042 * doc/gccint.texi: Ditto.
38043 * doc/gcov.texi: Ditto.
38044 * doc/install.texi: Ditto.
38045 * doc/invoke.texi: Ditto.
38047 Copyright (C) 2017 Free Software Foundation, Inc.
38049 Copying and distribution of this file, with or without modification,
38050 are permitted in any medium without royalty provided the copyright
38051 notice and this notice are preserved.