1 2017-12-18 Richard Biener <rguenther@suse.de>
4 * tree.c (array_at_struct_end_p): Return true if the underlying
5 object has space for at least one element in excess of what
6 the array domain specifies.
8 2017-12-17 Sandra Loosemore <sandra@codesourcery.com>
10 * doc/extend.texi (x86 Function Attributes): Reformat nocf_check
11 example to avoid overfull hbox.
12 * doc/invoke.texi (Option Summary): Add missing @gol.
13 (C++ Dialect Options): Reformat -Wnoexcept-type example to avoid
16 2017-12-17 Sandra Loosemore <sandra@codesourcery.com>
17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19 * doc/invoke.texi (Option Summary): Add -mverbose-cost-dump
20 to AArch64 and ARM lists, plus missing -mflip-thumb for ARM.
21 (AArch64 Options): Document -mverbose-cost-dump.
22 (ARM Options): Likewise, plus -mflip-thumb.
24 2017-12-17 Martin Sebor <msebor@redhat.com>
27 * gimple-ssa-warn-restrict.c
28 (builtin_memref::offset_out_of_bounds): Correct the handling of
31 2017-12-17 Sandra Loosemore <sandra@codesourcery.com>
33 * doc/invoke.texi (ARC Options): Add missing -mlra entry.
35 2017-12-17 John David Anglin <danglin@gcc.gnu.org>
37 * config/pa/pa.c (pa_som_asm_init_sections): Fix comment.
39 2017-12-17 Markus Trippelsdorf <markus@trippelsdorf.de>
41 * x86-tune-costs.h (skylake_cost, core_cost): Decrease r64 multiply
44 2017-12-16 Sandra Loosemore <sandra@codesourcery.com>
46 * doc/invoke.texi: Fix some typos.
48 2017-12-16 Martin Sebor <msebor@redhat.com>
50 PR tree-optimization/78918
51 * Makefile.in (OBJS): Add gimple-ssa-warn-restrict.o.
52 * builtins.c (check_sizes): Rename...
53 (check_access): ...to this. Rename function arguments for clarity.
54 (check_memop_sizes): Adjust names.
55 (expand_builtin_memchr, expand_builtin_memcpy): Same.
56 (expand_builtin_memmove, expand_builtin_mempcpy): Same.
57 (expand_builtin_strcat, expand_builtin_stpncpy): Same.
58 (check_strncat_sizes, expand_builtin_strncat): Same.
59 (expand_builtin_strncpy, expand_builtin_memset): Same.
60 (expand_builtin_bzero, expand_builtin_memcmp): Same.
61 (expand_builtin_memory_chk, maybe_emit_chk_warning): Same.
62 (maybe_emit_sprintf_chk_warning): Same.
63 (expand_builtin_strcpy): Adjust.
64 (expand_builtin_stpcpy): Same.
65 (expand_builtin_with_bounds): Detect out-of-bounds accesses
66 in pointer-checking forms of memcpy, memmove, and mempcpy.
67 (gcall_to_tree_minimal, max_object_size): Define new functions.
68 * builtins.h (max_object_size): Declare.
69 * calls.c (alloc_max_size): Call max_object_size instead of
70 hardcoding ssizetype limit.
71 (get_size_range): Handle new argument.
72 * calls.h (get_size_range): Add a new argument.
73 * cfgexpand.c (expand_call_stmt): Propagate no-warning bit.
74 * doc/invoke.texi (-Wrestrict): Adjust, add example.
75 * gimple-fold.c (gimple_fold_builtin_memory_op): Detect overlapping
77 (gimple_fold_builtin_memory_chk): Same.
78 (gimple_fold_builtin_stxcpy_chk): New function.
79 * gimple-ssa-warn-restrict.c: New source.
80 * gimple-ssa-warn-restrict.h: New header.
81 * gimple.c (gimple_build_call_from_tree): Propagate location.
82 * passes.def (pass_warn_restrict): Add new pass.
83 * tree-pass.h (make_pass_warn_restrict): Declare.
84 * tree-ssa-strlen.c (handle_builtin_strcpy): Detect overlapping
86 (handle_builtin_strcat): Same.
87 (strlen_optimize_stmt): Rename...
88 (strlen_check_and_optimize_stmt): ...to this. Handle strncat,
89 stpncpy, strncpy, and their checking forms.
91 2017-12-16 Jan Hubicka <hubicka@ucw.cz>
93 PR rtl-optimization/82849
94 * modulo-sched.c (sms_schedule): Use get_estimated_loop_iterations_int
95 and get_max_loop_iterations_int.
97 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
98 Alan Hayward <alan.hayward@arm.com>
99 David Sherwood <david.sherwood@arm.com>
101 * machmode.h (mode_for_size, int_mode_for_size, float_mode_for_size)
102 (smallest_mode_for_size, smallest_int_mode_for_size): Take the mode
103 size as a poly_uint64.
104 (mode_for_vector, mode_for_int_vector): Take the number of vector
105 elements as a poly_uint64.
106 * stor-layout.c (mode_for_size, smallest_mode_for_size): Take the mode
107 size as a poly_uint64.
108 (mode_for_vector, mode_for_int_vector): Take the number of vector
109 elements as a poly_uint64.
111 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
112 Alan Hayward <alan.hayward@arm.com>
113 David Sherwood <david.sherwood@arm.com>
115 * machmode.h (MACRO_MODE): New macro.
116 * addresses.h (base_reg_class, ok_for_base_p_1): Use it.
117 * targhooks.c (default_libcall_value, default_secondary_reload)
118 (default_memory_move_cost, default_register_move_cost)
119 (default_class_max_nregs): Likewise.
121 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
122 Alan Hayward <alan.hayward@arm.com>
123 David Sherwood <david.sherwood@arm.com>
125 * doc/sourcebuild.texi: Document IN_TARGET_CODE.
126 * genattrtab.c (write_header): Define IN_TARGET_CODE to 1 in the
128 * genautomata.c (main): Likewise.
129 * genconditions.c (write_header): Likewise.
130 * genemit.c (main): Likewise.
131 * genextract.c (print_header): Likewise.
132 * genopinit.c (main): Likewise.
133 * genoutput.c (output_prologue): Likewise.
134 * genpeep.c (main): Likewise.
135 * genpreds.c (write_insn_preds_c): Likewise.
136 * genrecog.c (writer_header): Likewise.
137 * config/aarch64/aarch64-builtins.c (IN_TARGET_CODE): Define.
138 * config/aarch64/aarch64-c.c (IN_TARGET_CODE): Likewise.
139 * config/aarch64/aarch64.c (IN_TARGET_CODE): Likewise.
140 * config/aarch64/cortex-a57-fma-steering.c (IN_TARGET_CODE): Likewise.
141 * config/aarch64/driver-aarch64.c (IN_TARGET_CODE): Likewise.
142 * config/alpha/alpha.c (IN_TARGET_CODE): Likewise.
143 * config/alpha/driver-alpha.c (IN_TARGET_CODE): Likewise.
144 * config/arc/arc-c.c (IN_TARGET_CODE): Likewise.
145 * config/arc/arc.c (IN_TARGET_CODE): Likewise.
146 * config/arc/driver-arc.c (IN_TARGET_CODE): Likewise.
147 * config/arm/aarch-common.c (IN_TARGET_CODE): Likewise.
148 * config/arm/arm-builtins.c (IN_TARGET_CODE): Likewise.
149 * config/arm/arm-c.c (IN_TARGET_CODE): Likewise.
150 * config/arm/arm.c (IN_TARGET_CODE): Likewise.
151 * config/arm/driver-arm.c (IN_TARGET_CODE): Likewise.
152 * config/avr/avr-c.c (IN_TARGET_CODE): Likewise.
153 * config/avr/avr-devices.c (IN_TARGET_CODE): Likewise.
154 * config/avr/avr-log.c (IN_TARGET_CODE): Likewise.
155 * config/avr/avr.c (IN_TARGET_CODE): Likewise.
156 * config/avr/driver-avr.c (IN_TARGET_CODE): Likewise.
157 * config/avr/gen-avr-mmcu-specs.c (IN_TARGET_CODE): Likewise.
158 * config/bfin/bfin.c (IN_TARGET_CODE): Likewise.
159 * config/c6x/c6x.c (IN_TARGET_CODE): Likewise.
160 * config/cr16/cr16.c (IN_TARGET_CODE): Likewise.
161 * config/cris/cris.c (IN_TARGET_CODE): Likewise.
162 * config/darwin.c (IN_TARGET_CODE): Likewise.
163 * config/epiphany/epiphany.c (IN_TARGET_CODE): Likewise.
164 * config/epiphany/mode-switch-use.c (IN_TARGET_CODE): Likewise.
165 * config/epiphany/resolve-sw-modes.c (IN_TARGET_CODE): Likewise.
166 * config/fr30/fr30.c (IN_TARGET_CODE): Likewise.
167 * config/frv/frv.c (IN_TARGET_CODE): Likewise.
168 * config/ft32/ft32.c (IN_TARGET_CODE): Likewise.
169 * config/h8300/h8300.c (IN_TARGET_CODE): Likewise.
170 * config/i386/djgpp.c (IN_TARGET_CODE): Likewise.
171 * config/i386/driver-i386.c (IN_TARGET_CODE): Likewise.
172 * config/i386/driver-mingw32.c (IN_TARGET_CODE): Likewise.
173 * config/i386/host-cygwin.c (IN_TARGET_CODE): Likewise.
174 * config/i386/host-i386-darwin.c (IN_TARGET_CODE): Likewise.
175 * config/i386/host-mingw32.c (IN_TARGET_CODE): Likewise.
176 * config/i386/i386-c.c (IN_TARGET_CODE): Likewise.
177 * config/i386/i386.c (IN_TARGET_CODE): Likewise.
178 * config/i386/intelmic-mkoffload.c (IN_TARGET_CODE): Likewise.
179 * config/i386/msformat-c.c (IN_TARGET_CODE): Likewise.
180 * config/i386/winnt-cxx.c (IN_TARGET_CODE): Likewise.
181 * config/i386/winnt-stubs.c (IN_TARGET_CODE): Likewise.
182 * config/i386/winnt.c (IN_TARGET_CODE): Likewise.
183 * config/i386/x86-tune-sched-atom.c (IN_TARGET_CODE): Likewise.
184 * config/i386/x86-tune-sched-bd.c (IN_TARGET_CODE): Likewise.
185 * config/i386/x86-tune-sched-core.c (IN_TARGET_CODE): Likewise.
186 * config/i386/x86-tune-sched.c (IN_TARGET_CODE): Likewise.
187 * config/ia64/ia64-c.c (IN_TARGET_CODE): Likewise.
188 * config/ia64/ia64.c (IN_TARGET_CODE): Likewise.
189 * config/iq2000/iq2000.c (IN_TARGET_CODE): Likewise.
190 * config/lm32/lm32.c (IN_TARGET_CODE): Likewise.
191 * config/m32c/m32c-pragma.c (IN_TARGET_CODE): Likewise.
192 * config/m32c/m32c.c (IN_TARGET_CODE): Likewise.
193 * config/m32r/m32r.c (IN_TARGET_CODE): Likewise.
194 * config/m68k/m68k.c (IN_TARGET_CODE): Likewise.
195 * config/mcore/mcore.c (IN_TARGET_CODE): Likewise.
196 * config/microblaze/microblaze-c.c (IN_TARGET_CODE): Likewise.
197 * config/microblaze/microblaze.c (IN_TARGET_CODE): Likewise.
198 * config/mips/driver-native.c (IN_TARGET_CODE): Likewise.
199 * config/mips/frame-header-opt.c (IN_TARGET_CODE): Likewise.
200 * config/mips/mips.c (IN_TARGET_CODE): Likewise.
201 * config/mmix/mmix.c (IN_TARGET_CODE): Likewise.
202 * config/mn10300/mn10300.c (IN_TARGET_CODE): Likewise.
203 * config/moxie/moxie.c (IN_TARGET_CODE): Likewise.
204 * config/msp430/driver-msp430.c (IN_TARGET_CODE): Likewise.
205 * config/msp430/msp430-c.c (IN_TARGET_CODE): Likewise.
206 * config/msp430/msp430.c (IN_TARGET_CODE): Likewise.
207 * config/nds32/nds32-cost.c (IN_TARGET_CODE): Likewise.
208 * config/nds32/nds32-fp-as-gp.c (IN_TARGET_CODE): Likewise.
209 * config/nds32/nds32-intrinsic.c (IN_TARGET_CODE): Likewise.
210 * config/nds32/nds32-isr.c (IN_TARGET_CODE): Likewise.
211 * config/nds32/nds32-md-auxiliary.c (IN_TARGET_CODE): Likewise.
212 * config/nds32/nds32-memory-manipulation.c (IN_TARGET_CODE): Likewise.
213 * config/nds32/nds32-pipelines-auxiliary.c (IN_TARGET_CODE): Likewise.
214 * config/nds32/nds32-predicates.c (IN_TARGET_CODE): Likewise.
215 * config/nds32/nds32.c (IN_TARGET_CODE): Likewise.
216 * config/nios2/nios2.c (IN_TARGET_CODE): Likewise.
217 * config/nvptx/mkoffload.c (IN_TARGET_CODE): Likewise.
218 * config/nvptx/nvptx.c (IN_TARGET_CODE): Likewise.
219 * config/pa/pa.c (IN_TARGET_CODE): Likewise.
220 * config/pdp11/pdp11.c (IN_TARGET_CODE): Likewise.
221 * config/powerpcspe/driver-powerpcspe.c (IN_TARGET_CODE): Likewise.
222 * config/powerpcspe/host-darwin.c (IN_TARGET_CODE): Likewise.
223 * config/powerpcspe/host-ppc64-darwin.c (IN_TARGET_CODE): Likewise.
224 * config/powerpcspe/powerpcspe-c.c (IN_TARGET_CODE): Likewise.
225 * config/powerpcspe/powerpcspe-linux.c (IN_TARGET_CODE): Likewise.
226 * config/powerpcspe/powerpcspe.c (IN_TARGET_CODE): Likewise.
227 * config/riscv/riscv-builtins.c (IN_TARGET_CODE): Likewise.
228 * config/riscv/riscv-c.c (IN_TARGET_CODE): Likewise.
229 * config/riscv/riscv.c (IN_TARGET_CODE): Likewise.
230 * config/rl78/rl78-c.c (IN_TARGET_CODE): Likewise.
231 * config/rl78/rl78.c (IN_TARGET_CODE): Likewise.
232 * config/rs6000/driver-rs6000.c (IN_TARGET_CODE): Likewise.
233 * config/rs6000/host-darwin.c (IN_TARGET_CODE): Likewise.
234 * config/rs6000/host-ppc64-darwin.c (IN_TARGET_CODE): Likewise.
235 * config/rs6000/rs6000-c.c (IN_TARGET_CODE): Likewise.
236 * config/rs6000/rs6000-linux.c (IN_TARGET_CODE): Likewise.
237 * config/rs6000/rs6000-p8swap.c (IN_TARGET_CODE): Likewise.
238 * config/rs6000/rs6000-string.c (IN_TARGET_CODE): Likewise.
239 * config/rs6000/rs6000.c (IN_TARGET_CODE): Likewise.
240 * config/rx/rx.c (IN_TARGET_CODE): Likewise.
241 * config/s390/driver-native.c (IN_TARGET_CODE): Likewise.
242 * config/s390/s390-c.c (IN_TARGET_CODE): Likewise.
243 * config/s390/s390.c (IN_TARGET_CODE): Likewise.
244 * config/sh/sh-c.c (IN_TARGET_CODE): Likewise.
245 * config/sh/sh-mem.cc (IN_TARGET_CODE): Likewise.
246 * config/sh/sh.c (IN_TARGET_CODE): Likewise.
247 * config/sh/sh_optimize_sett_clrt.cc (IN_TARGET_CODE): Likewise.
248 * config/sh/sh_treg_combine.cc (IN_TARGET_CODE): Likewise.
249 * config/sparc/driver-sparc.c (IN_TARGET_CODE): Likewise.
250 * config/sparc/sparc-c.c (IN_TARGET_CODE): Likewise.
251 * config/sparc/sparc.c (IN_TARGET_CODE): Likewise.
252 * config/spu/spu-c.c (IN_TARGET_CODE): Likewise.
253 * config/spu/spu.c (IN_TARGET_CODE): Likewise.
254 * config/stormy16/stormy16.c (IN_TARGET_CODE): Likewise.
255 * config/tilegx/mul-tables.c (IN_TARGET_CODE): Likewise.
256 * config/tilegx/tilegx-c.c (IN_TARGET_CODE): Likewise.
257 * config/tilegx/tilegx.c (IN_TARGET_CODE): Likewise.
258 * config/tilepro/mul-tables.c (IN_TARGET_CODE): Likewise.
259 * config/tilepro/tilepro-c.c (IN_TARGET_CODE): Likewise.
260 * config/tilepro/tilepro.c (IN_TARGET_CODE): Likewise.
261 * config/v850/v850-c.c (IN_TARGET_CODE): Likewise.
262 * config/v850/v850.c (IN_TARGET_CODE): Likewise.
263 * config/vax/vax.c (IN_TARGET_CODE): Likewise.
264 * config/visium/visium.c (IN_TARGET_CODE): Likewise.
265 * config/vms/vms-c.c (IN_TARGET_CODE): Likewise.
266 * config/vms/vms-f.c (IN_TARGET_CODE): Likewise.
267 * config/vms/vms.c (IN_TARGET_CODE): Likewise.
268 * config/xtensa/xtensa.c (IN_TARGET_CODE): Likewise.
270 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
271 Alan Hayward <alan.hayward@arm.com>
272 David Sherwood <david.sherwood@arm.com>
274 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid repeated
277 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
278 Alan Hayward <alan.hayward@arm.com>
279 David Sherwood <david.sherwood@arm.com>
281 * doc/generic.texi (VEC_SERIES_EXPR): Document.
282 * doc/md.texi (vec_series@var{m}): Document.
283 * tree.def (VEC_SERIES_EXPR): New tree code.
284 * tree.h (build_vec_series): Declare.
285 * tree.c (build_vec_series): New function.
286 * cfgexpand.c (expand_debug_expr): Handle VEC_SERIES_EXPR.
287 * tree-pretty-print.c (dump_generic_node): Likewise.
288 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
289 * tree-inline.c (estimate_operator_cost): Likewise.
290 * expr.c (expand_expr_real_2): Likewise.
291 * optabs-tree.c (optab_for_tree_code): Likewise.
292 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
293 * fold-const.c (const_binop): Fold VEC_SERIES_EXPRs of constants.
294 * expmed.c (make_tree): Handle VEC_SERIES.
295 * optabs.def (vec_series_optab): New optab.
296 * optabs.h (expand_vec_series_expr): Declare.
297 * optabs.c (expand_vec_series_expr): New function.
298 * tree-vect-generic.c (expand_vector_operations_1): Check that
299 the operands also have vector type.
301 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
302 Alan Hayward <alan.hawyard@arm.com>
303 David Sherwood <david.sherwood@arm.com>
305 * doc/generic.texi (VEC_DUPLICATE_EXPR): Document.
306 (VEC_COND_EXPR): Add missing @tindex.
307 * doc/md.texi (vec_duplicate@var{m}): Document.
308 * tree.def (VEC_DUPLICATE_EXPR): New tree codes.
309 * tree.c (build_vector_from_val): Add stubbed-out handling of
310 variable-length vectors, using VEC_DUPLICATE_EXPR.
311 (uniform_vector_p): Handle VEC_DUPLICATE_EXPR.
312 * cfgexpand.c (expand_debug_expr): Likewise.
313 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
314 * tree-inline.c (estimate_operator_cost): Likewise.
315 * tree-pretty-print.c (dump_generic_node): Likewise.
316 * tree-vect-generic.c (ssa_uniform_vector_p): Likewise.
317 * fold-const.c (const_unop): Fold VEC_DUPLICATE_EXPRs of a constant.
318 (test_vec_duplicate_folding): New function.
319 (fold_const_c_tests): Call it.
320 * optabs.def (vec_duplicate_optab): New optab.
321 * optabs-tree.c (optab_for_tree_code): Handle VEC_DUPLICATE_EXPR.
322 * optabs.h (expand_vector_broadcast): Declare.
323 * optabs.c (expand_vector_broadcast): Make non-static. Try using
325 * expr.c (store_constructor): Try using vec_duplicate_optab for
327 (expand_expr_real_2): Handle VEC_DUPLICATE_EXPR.
329 2017-12-15 Markus Trippelsdorf <markus@trippelsdorf.de>
332 * config/i386/x86-tune-costs.h (skylake_cost, core_cost): Increase
333 div/mod latencies a bit.
335 2017-12-15 Jeff Law <law@redhat.com>
337 PR tree-optimization/36550
338 * tree-ssa-threadupdate.c (count_stmts_and_phis_in_block): New.
339 (mark_threaded_blocks): Rewrite code to avoid block copying when
340 optimizing for size. Don't pessimize blocks which will be
341 copied, but all the statements will be dead.
343 2017-12-15 Alexandre Oliva <aoliva@redhat.com>
345 PR tree-optimization/81165
346 * tree-ssa-threadupdate.c (uses_in_bb): New.
347 (estimate_threading_killed_stmts): New.
348 * tree-ssa-threadupdate.h (estimate_threading_killed_stmts): Prototype.
349 * tree-ssa-threadedge.c
350 (record_temporary_equivalences_from_stmts_at_dest): Expand limit
353 2017-12-15 Jeff Law <law@redhat.com>
355 PR tree-optimization/83410
356 * tree-ssa-threadupdate.c (thread_block_1): Avoid certain jump
357 threads when parallelizing loops.
359 2017-12-15 Jakub Jelinek <jakub@redhat.com>
361 * tree-core.h (struct attribute_spec): Swap affects_type_identity and
363 * config/alpha/alpha.c (vms_attribute_table): Swap
364 affects_type_identity and handler fields, adjust comments.
365 * config/mips/mips.c (mips_attribute_table): Likewise.
366 * config/visium/visium.c (visium_attribute_table): Likewise.
367 * config/epiphany/epiphany.c (epiphany_attribute_table): Likewise.
368 * config/microblaze/microblaze.c (microblaze_attribute_table):
370 * config/spu/spu.c (spu_attribute_table): Likewise.
371 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
372 * config/arc/arc.c (arc_attribute_table): Likewise.
373 * config/m68k/m68k.c (m68k_attribute_table): Likewise.
374 * config/v850/v850.c (v850_handle_interrupt_attribute,
375 v850_handle_data_area_attribute): Formatting fixes.
376 (v850_attribute_table): Swap affects_type_identity and handler
377 fields, adjust comments.
378 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
379 * config/arm/arm.c (arm_attribute_table): Likewise.
380 * config/avr/avr.c (avr_attribute_table): Likewise.
381 * config/s390/s390.c (s390_attribute_table): Likewise.
382 * config/sh/sh.c (sh_attribute_table): Likewise.
383 * config/i386/i386.c (ix86_handle_cconv_attribute,
384 ix86_handle_callee_pop_aggregate_return): Formatting fixes.
385 (ix86_attribute_table): Swap affects_type_identity and handler
386 fields, adjust comments.
387 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Likewise.
388 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
389 * config/m32c/m32c.c (m32c_attribute_table): Likewise.
390 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE): Likewise.
391 * config/ia64/ia64.c (ia64_attribute_table): Likewise.
392 * config/msp430/msp430.c (msp430_attribute_table): Likewise.
393 * config/rx/rx.c (rx_attribute_table): Likewise.
394 * config/cr16/cr16.c (cr16_attribute_table): Likewise.
395 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
396 * config/nvptx/nvptx.c (nvptx_attribute_table): Likewise.
397 * config/powerpcspe/powerpcspe.c (rs6000_attribute_table): Likewise.
398 * config/darwin.h (SUBTARGET_ATTRIBUTE_TABLE): Likewise.
399 * config/stormy16/stormy16.c (xstormy16_attribute_table): Likewise.
400 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
401 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
402 * config/rl78/rl78.c (rl78_attribute_table): Likewise.
403 * config/nds32/nds32.c (nds32_attribute_table): Likewise.
404 * doc/plugins.texi (user_attr): Likewise. Add NULL for
406 * attribs.c (empty_attribute_table): Swap affects_type_identity and
408 (register_scoped_attributes, decl_attributes): Formatting fixes.
410 PR tree-optimization/83269
411 * fold-const.c (fold_binary_loc): Perform (-A) - B -> (-B) - A
412 subtraction in arg0's type if type is signed and arg0 is unsigned.
416 * match.pd ((T)(P + A) - (T)P -> (T) A): Use @@0 instead of @0 and
417 convert? on @0 instead of convert. Check type of @1, not @0.
418 ((T)P - (T)(P + A) -> -(T) A): Use @@0 instead of @0 and
419 convert? on @0 instead of convert. Check type of @1, not @0.
420 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Use @@0 instead of @0,
421 only optimize if either both @1 and @2 types are narrower
422 precision, or both are wider or equal precision, and in the former
423 case only if both have undefined overflow.
425 2017-12-15 Richard Biener <rguenther@suse.de>
428 * internal-fn.def (IFN_NOP): Add.
429 * internal-fn.c (expand_NOP): Do nothing.
430 * lto-streamer-in.c (input_function): Instead of removing
431 sanitizer calls replace them with IFN_NOP calls.
433 2017-12-15 Richard Sandiford <richard.sandiford@linaro.org>
434 Alan Hayward <alan.hayward@arm.com>
435 David Sherwood <david.sherwood@arm.com>
437 * dse.c (store_info, read_info_type): Replace begin and end with
439 (print_range): New function.
440 (set_all_positions_unneeded, any_positions_needed_p)
441 (check_mem_read_rtx, scan_stores, scan_reads, dse_step5): Update
443 (record_store): Likewise. Optimize the case in which all positions
445 (get_stored_val): Replace read_begin and read_end with read_offset
447 (replace_read): Update call accordingly.
449 2017-12-15 Bin Cheng <bin.cheng@arm.com>
451 * gimple-loop-interchange.cc (STMT_COST_RATIO): New macro.
452 (loop_cand::m_num_stmts, loop_cand::m_const_init_reduc): New members.
453 (loop_cand::loop_cand): Initialize above members.
454 (loop_cand::supported_operations): Delete.
455 (loop_cand::can_interchange_p): Inline above function.
456 (loop_cand::classify_simple_reduction): Record number of constant
457 initialized simple reductions.
458 (should_interchange_loops): New parameters. Check stmt cost of loops
460 (tree_loop_interchange::interchange): Prepare stmt cost of outer loop.
461 Update call to should_interchange_loops.
462 (should_interchange_loop_nest): Update call to
463 should_interchange_loops.
465 2017-12-15 Eric Botcazou <ebotcazou@adacore.com>
468 * ggc-page.c (HOST_BITS_PER_PTR): Do not define here...
469 * hwint.h (HOST_BITS_PER_PTR): ...but here instead.
470 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Delete.
472 2017-12-15 Julia Koval <julia.koval@intel.com>
474 * config/i386/i386-builtin.def (__builtin_ia32_vaesenclast_v16qi,
475 __builtin_ia32_vaesenclast_v32qi, __builtin_ia32_vaesenclast_v64qi): New.
476 * config/i386/sse.md (vaesenclast_<mode>): New pattern.
477 * config/i386/vaesintrin.h (_mm256_aesenclast_epi128,
478 _mm512_aesenclast_epi128, _mm_aesenclast_epi128): New intrinsics.
480 2017-12-15 Julia Koval <julia.koval@intel.com>
482 * config/i386/i386-builtin.def (__builtin_ia32_vaesenc_v16qi,
483 __builtin_ia32_vaesenc_v32qi, __builtin_ia32_vaesenc_v64qi): New.
484 * config/i386/sse.md (vaesenc_<mode>): New pattern.
485 * config/i386/vaesintrin.h (_mm256_aesenc_epi128, _mm512_aesenc_epi128,
486 _mm_aesenc_epi128): New intrinsics.
488 2017-12-15 Julia Koval <julia.koval@intel.com>
490 * config/i386/i386-builtin.def (__builtin_ia32_vaesdeclast_v16qi,
491 __builtin_ia32_vaesdeclast_v32qi, __builtin_ia32_vaesdeclast_v64qi): New.
492 * config/i386/sse.md (vaesdeclast_<mode>): New pattern.
493 * config/i386/vaesintrin.h (_mm256_aesdeclast_epi128,
494 _mm512_aesdeclast_epi128, _mm_aesdeclast_epi128): New intrinsics.
496 2017-12-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
498 * gimple-ssa-strength-reduction.c (analyze_increments):
499 Distinguish replacement costs for constant strides from those for
502 2017-12-14 Jakub Jelinek <jakub@redhat.com>
504 * var-tracking.c (variable_tracking_main_1): Formatting fix.
506 2017-12-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
508 * doc/invoke.texi: Document -Wcast-function-type.
509 * recog.h (stored_funcptr): Change signature.
510 * tree-dump.c (dump_node): Avoid warning.
511 * typed-splay-tree.h (typed_splay_tree): Avoid warning.
513 2017-12-14 Qing Zhao <qing.zhao@oracle.com>
516 * gimple-fold.c (get_range_strlen): Add the handling of non-member
519 2017-12-14 David Malcolm <dmalcolm@redhat.com>
521 PR tree-optimization/83312
522 * domwalk.h (dom_walker::dom_walker): Fix typo in comment.
523 * tree-cfg.c (find_taken_edge): Update to handle NULL_TREE for
524 "val" param, and to cope with arbitrary basic blocks.
525 (find_taken_edge_cond_expr): Add "cond_stmt" param and use it to
526 handle NULL_TREE for "val", dropping "bb" param.
527 (find_taken_edge_switch_expr): Make "switch_stmt" param const and
528 drop "bb" param. Handle NULL_TREE for "val".
529 (find_case_label_for_value): Make "switch_stmt" param const.
530 * tree-vrp.c (class check_array_bounds_dom_walker): New subclass
532 (vrp_prop::check_all_array_refs): Reimplement as...
533 (check_array_bounds_dom_walker::before_dom_children): ...this new
534 vfunc. Replace linear search through BB block list, excluding
535 those with non-executable in-edges via dominator walk.
537 2017-12-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
539 * config/arm/arm.opt (mverbose-cost-dump): New option.
540 * config/arm/arm.c (arm_rtx_costs): Use it.
542 2017-12-14 Andreas Schwab <schwab@linux-m68k.org>
545 * reload1.c (emit_input_reload_insns): Skip debug markers.
547 2017-12-14 Alexandre Oliva <aoliva@redhat.com>
549 * config/i386/i386.c (rest_of_insert_endbranch): Use call loc
553 * config/arc/arc.c (hwloop_optimize): Skip debug insns.
554 * config/sh/sh-protos.h (sh_find_set_of_reg): Adjust.
555 * config/sh/sh.c: Skip debug insns besides notes.
556 * config/sh/sh.md: Likewise.
557 * config/sh/sh_treg_combine.cc: Likewise.
558 * config/sh/sync.md: Likewise.
560 2017-12-14 Tom de Vries <tom@codesourcery.com>
562 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
563 Add item for weak_undefined.
565 2017-12-14 Richard Biener <rguenther@suse.de>
567 PR tree-optimization/67842
568 * sese.h (bb_in_region): Remove #if 0'ed code.
570 2017-12-14 Richard Biener <rguenther@suse.de>
572 PR tree-optimization/83326
573 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
574 may_be_zero parameter and handle it by not marking the first
575 peeled copy as not exiting the loop.
576 (try_peel_loop): Likewise.
577 (canonicalize_loop_induction_variables): Use number_of_iterations_exit
578 to handle the case of constant or zero iterations and perform
579 loop header copying on-the-fly.
581 2017-12-14 Richard Biener <rguenther@suse.de>
583 PR tree-optimization/83418
584 * vr-values.c (vr_values::extract_range_for_var_from_comparison_expr):
585 Instead of asserting we don't get unfolded comparisons deal with
588 2017-12-14 Jakub Jelinek <jakub@redhat.com>
591 * var-tracking.c (vt_initialize): Ignore non-DEBUG_INSNs outside of
592 basic blocks. Assert debug bind insns don't appear outside of bbs,
593 don't reset them. Assert insns without BLOCK_FOR_INSN are outside of
596 PR tree-optimization/83198
597 * gimple-ssa-sprintf.c (format_floating): Set type solely based on
598 dir.modifier, regardless of TREE_TYPE (arg). Assume non-REAL_CST
599 value if arg is a REAL_CST with incompatible type.
601 2017-12-14 Sudakshina Das <sudi.das@arm.com>
602 Bin Cheng <bin.cheng@arm.com>
605 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Move LTGT
607 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_int_equiv>): Add
610 2017-12-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
612 * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75,
613 cortex-a75.cortex-a55): Specify AARCH64_FL_F16 in the arch features.
615 2017-12-14 Richard Sandiford <richard.sandiford@linaro.org>
616 Alan Hayward <alan.hayward@arm.com>
617 David Sherwood <david.sherwood@arm.com>
619 * poly-int.h: New file.
620 * poly-int-types.h: Likewise.
621 * coretypes.h: Include them.
622 (POLY_INT_CONVERSION): Define.
623 * target.def (estimated_poly_value): New hook.
624 * doc/tm.texi.in (TARGET_ESTIMATED_POLY_VALUE): New hook.
625 * doc/tm.texi: Regenerate.
626 * doc/poly-int.texi: New file.
627 * doc/gccint.texi: Include it.
628 * doc/rtl.texi: Describe restrictions on subreg modes.
629 * Makefile.in (TEXI_GCCINT_FILES): Add poly-int.texi.
630 * genmodes.c (NUM_POLY_INT_COEFFS): Provide a default definition.
631 (emit_insn_modes_h): Emit a definition of NUM_POLY_INT_COEFFS.
632 * targhooks.h (default_estimated_poly_value): Declare.
633 * targhooks.c (default_estimated_poly_value): New function.
634 * target.h (estimated_poly_value): Likewise.
635 * wide-int.h (WI_UNARY_RESULT): Use wi::binary_traits.
636 (wi::unary_traits): Delete.
637 (wi::binary_traits::signed_shift_result_type): Define for
638 offset_int << HOST_WIDE_INT, etc.
639 (generic_wide_int::operator <<=): Define for all types and use
640 wi::lshift instead of <<.
641 (wi::hwi_with_prec): Add a default constructor.
642 (wi::ints_for): New class.
643 (operator <<): Define for all wide-int types.
644 (operator /): New function.
645 (operator %): Likewise.
646 * selftest.h (ASSERT_KNOWN_EQ, ASSERT_KNOWN_EQ_AT, ASSERT_MAYBE_NE)
647 (ASSERT_MAYBE_NE_AT): New macros.
649 2017-12-13 Eric Botcazou <ebotcazou@adacore.com>
650 Dominik Vogt <vogt@linux.vnet.ibm.com>
653 * emit-rtl.c (init_emit): Remove ??? comment.
654 * explow.c (get_dynamic_stack_size): Take known alignment of stack
655 pointer + STACK_DYNAMIC_OFFSET into account in lieu of STACK_BOUNDARY.
656 * config/sparc/sparc.h (INIT_EXPANDERS): In 32-bit mode, lower the
657 alignment of 3 virtual registers to BITS_PER_WORD.
659 * config/sparc/sparc.c (sparc_compute_frame_size): Simplify.
661 2017-12-13 Peter Bergner <bergner@vnet.ibm.com>
663 * config/rs6000/ppc-auxv.h (PPC_FEATURE2_HTM_NO_SUSPEND): New define.
664 * config/rs6000/rs6000.c (cpu_supports_info): Use it.
666 2017-12-13 Alexandre Oliva <aoliva@redhat.com>
669 * reload1.c (eliminate_regs_in_insn): Skip debug markers.
671 2017-12-13 Jakub Jelinek <jakub@redhat.com>
673 * tree-cfg.c (verify_gimple_in_cfg): Verify no non-label stmts
674 with the exception of debug begin stmt markers appear before
678 * final.c (rest_of_handle_final): Call variable_tracking_main only
679 if !flag_var_tracking.
681 2017-12-13 Alexandre Oliva <aoliva@redhat.com>
682 Jakub Jelinek <jakub@redhat.com>
686 * tree-cfgcleanup.c (remove_forwarder_block): Keep after
687 labels debug stmts that can only appear after labels.
689 2017-12-13 Alexander Monakov <amonakov@ispras.ru>
691 PR rtl-optimization/82398
692 * sel-sched.c (sel_rank_for_schedule): Fix check for zero
693 EXPR_USEFULNESS in priority comparison.
695 2017-12-13 Segher Boessenkool <segher@kernel.crashing.org>
697 PR rtl-optimization/83393
698 * combine.c (move_deaths): If reg_stat points to a too new insn in
699 last_death, do not use it: find the proper insn instead.
701 2017-12-12 Jeff Law <law@redhat.com>
703 PR tree-optimization/83298
704 PR tree-optimization/83362
705 PR tree-optimization/83383
706 * gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Make
707 push_value_range a public interface. Add new argument to
708 record_ranges_from_stmt.
709 * gimple-ssa-evrp-analyze.c
710 (evrp_range_analyzer::record_ranges_from_stmt): Add new argument.
711 Update comments. Handle recording temporary equivalences.
712 * tree-ssa-dom.c (dom_opt_opt_walker::before_dom_children): Add
713 new argument to call to evrp_range_analyzer::record_ranges_from_stmt.
714 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Likewise.
715 * tree-ssa-threadedge.c: Include alloc-pool.h, vr-values.h and
716 gimple-ssa-evrp-analyze.h.
717 (record_temporary_equivalences_from_phis): Add new argument. When
718 the PHI arg is an SSA_NAME, set the result's range to the range
720 (record_temporary_equivalences_from_stmts_at_dest): Record ranges
722 (thread_through_normal_block): Accept new argument, evrp_range_analyzer.
723 Pass it down to children as needed.
724 (thread_outgoing_edges): Likewise.
725 (thread_across_edge): Likewise. Push/pop range state as needed.
726 * tree-ssa-threadedge.h (thread_outgoing_edges): Update prototype.
728 2017-12-12 Julia Koval <julia.koval@intel.com>
730 * config/i386/i386.c (PTA_SKYLAKE_AVX512): Add PTA_CLWB.
731 (PTA_CANNONLAKE): Remove PTA_CLWB.
733 2017-12-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
736 * config/rs6000/vector.md (vcondv2dfv2di): New define_expand.
737 (vcondv2div2df): Likewise.
738 (vconduv2dfv2di): Likewise.
740 2017-12-12 Jakub Jelinek <jakub@redhat.com>
742 * builtins.def (BUILT_IN_NEXTAFTER, BUILT_IN_NEXTAFTERF,
743 BUILT_IN_NEXTAFTERL, BUILT_IN_NEXTTOWARD, BUILT_IN_NEXTTOWARDF,
744 BUILT_IN_NEXTTOWARDL): Use ATTR_MATHFN_ERRNO instead of
745 ATTR_MATHFN_FPROUNDING_ERRNO.
747 2017-12-12 Richard Biener <rguenther@suse.de>
749 PR tree-optimization/83385
750 * graphite-scop-detection.c (get_order, order): Remove.
751 (bb_to_rpo): New global.
753 (build_scops): Sort pbbs in RPO order.
755 2017-12-12 James Greenhalgh <james.greenhalgh@arm.com>
757 * combine.c (simplify_set): Do not transform subregs to zero_extends
758 if the destination mode is a vector mode.
760 2017-12-12 Jakub Jelinek <jakub@redhat.com>
762 PR tree-optimization/83359
763 * tree-cfg.h (fold_loop_internal_call): Declare.
764 * tree-vectorizer.c (fold_loop_internal_call): Moved to ...
765 * tree-cfg.c (fold_loop_internal_call): ... here. No longer static.
766 (find_loop_dist_alias): New function.
767 (move_sese_region_to_fn): If any dloop->orig_loop_num value is
768 updated, also adjust any corresponding LOOP_DIST_ALIAS internal
771 PR tree-optimization/80631
772 * tree-vect-loop.c (get_initial_def_for_reduction): Fix comment typo.
773 (vect_create_epilog_for_reduction): Add INDUC_VAL and INDUC_CODE
774 arguments, for INTEGER_INDUC_COND_REDUCTION use INDUC_VAL instead of
775 hardcoding zero as the value if COND_EXPR is never true. For
776 INTEGER_INDUC_COND_REDUCTION don't emit the final COND_EXPR if
777 INDUC_VAL is equal to INITIAL_DEF, and use INDUC_CODE instead of
778 hardcoding MAX_EXPR as the reduction operation.
779 (is_nonwrapping_integer_induction): Allow negative step.
780 (vectorizable_reduction): Compute INDUC_VAL and INDUC_CODE for
781 vect_create_epilog_for_reduction, if no value is suitable, don't
782 use INTEGER_INDUC_COND_REDUCTION for now. Formatting fixes.
784 2017-12-12 Richard Biener <rguenther@suse.de>
786 PR tree-optimization/81889
787 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness): Use
788 range info from the non-wrapping IV instead of just the range
791 2017-12-12 Julia Koval <julia.koval@intel.com>
793 * config.gcc: Add vaesintrin.h.
794 * config/i386/i386-builtin-types.def (V64QI_FTYPE_V64QI_V64QI):
796 * config/i386/i386-builtin.def (__builtin_ia32_vaesdec_v16qi,
797 __builtin_ia32_vaesdec_v32qi, __builtin_ia32_vaesdec_v64qi):
799 * config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
800 * config/i386/immintrin.h: Include vaesintrin.h.
801 * config/i386/sse.md (vaesdec_<mode>): New pattern.
802 * config/i386/vaesintrin.h (_mm256_aesdec_epi128, _mm512_aesdec_epi128,
803 _mm_aesdec_epi128): New intrinsics.
805 2017-12-12 Julia Koval <julia.koval@intel.com>
807 * common/config/i386/i386-common.c (OPTION_MASK_ISA_VAES_SET,
808 OPTION_MASK_ISA_VAES_UNSET): New.
809 (ix86_handle_option): Handle -mvaes.
810 * config/i386/cpuid.h: Define bit_VAES.
811 * config/i386/driver-i386.c (host_detect_local_cpu): Detect -mvaes.
812 * config/i386/i386-c.c (__VAES__): New.
813 * config/i386/i386.c (ix86_target_string): Add -mvaes.
814 (ix86_valid_target_attribute_inner_p): Ditto.
815 * config/i386/i386.h (TARGET_VAES, TARGET_VAES_P): New.
816 * config/i386/i386.opt: Add -mvaes.
817 * doc/invoke.texi: Ditto.
819 2017-12-12 Alexandre Oliva <aoliva@redhat.com>
821 * debug.h (gcc_debug_hooks): Add inline_entry.
822 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
823 * debug.c (do_nothing_debug_hooks): Likewise.
824 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
825 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
826 (dwarf2_lineno_debug_hooks): Likewise.
828 * common.opt (gstatement-frontiers): New, setting
829 debug_nonbind_markers_p.
830 * rtl.h (MAY_HAVE_DEBUG_MARKER_INSNS): Activate.
831 * toplev.c (process_options): Autodetect value for debug statement
833 * tree.h (MAY_HAVE_DEBUG_MARKER_STMTS): Activate.
834 * doc/invoke.texi (gstatement-frontiers, gno-statement-frontiers): New.
836 * cfgexpand.c (expand_gimple_basic_block): Handle begin stmt
837 markers. Integrate source bind into debug stmt expand loop.
838 (pass_expand::execute): Check debug marker limit. Avoid deep
839 TER and expand debug locations for debug bind insns only.
840 * cse.c (insn_live_p): Keep nonbind markers and debug bindings
842 * df-scan.c (df_insn_delete): Accept out-of-block debug insn.
843 * final.c (reemit_insn_block_notes): Take current block from
844 nonbind markers. Declare note where it's first set.
845 (final_scan_insn): Handle begin stmt notes. Emit is_stmt according to
846 begin stmt markers if enabled.
847 (notice_source_line): Handle nonbind markers. Fail if their
848 location is unknown or that of builtins.
849 (rest_of_handle_final): Convert begin stmt markers to notes if
850 var-tracking didn't run.
851 (rest_of_clean_state): Skip begin stmt markers.
852 * gimple-pretty-print.c (dump_gimple_debug): Handle begin stmt
854 * function.c (allocate_struct_function): Set begin_stmt_markers.
855 * function.h (struct function): Add debug_marker_count counter
856 and debug_nonbind_markers flag.
857 * gimple-iterator.c (gsi_remove): Adjust debug_marker_count.
858 * gimple-low.c (lower_function_body): Adjust
859 debug_nonbind_markers.
860 (lower_stmt): Drop or skip gimple debug stmts.
861 (lower_try_catch): Skip debug stmts.
862 * gimple.c (gimple_build_debug_begin_stmt): New.
863 (gimple_copy): Increment debug_marker_count if copying one.
864 * gimple.h (gimple_build_debug_begin_stmt): Declare.
865 * gimplify.c (rexpr_location): New.
866 (rexpr_has_location): New.
867 (warn_switch_unreachable_r): Handle gimple debug stmts.
868 (shortcut_cond_r): Call expr_location.
870 (find_goto_label): New.
871 (shortcut_cond_expr): Call expr_has_location, expr_location, and
873 (gimplify_cond_expr): Call find_goto_label, expr_has_location, and
875 (gimplify_expr): Handle begin stmt markers. Reject debug expr decls.
876 * langhooks-def.h (LANG_HOOKS_EMITS_BEGIN_STMT): New. Add to...
877 (LANG_HOOKS_INITIALIZER): ... this.
878 * langhooks.h (struct lang_hooks): Add emits_begin_stmt.
879 * lra-contraints.c (inherit_reload_reg): Tolerate between-blocks
881 (update_ebb_live_info): Skip debug insn markers.
882 * lra.c (debug_insn_static_data): Rename to...
883 (debug_bind_static_data): ... this.
884 (debug_marker_static_data): New.
885 (lra_set_insn_recog_data): Select one of the above depending
887 (lra_update_isn_regno_info): Don't assume debug insns have
889 (push_insns): Skip debug insns.
890 * lto-streamer-in.c (input_function): Drop debug stmts
891 depending on active options. Adjust debug_nonbind_markers.
892 * params.def (PARAM_MAX_DEBUG_MARKER_COUNT): New.
893 * print-rtl.c (rtx_writer::print_rtx_operand_code_0): Handle
894 begin stmt marker notes.
895 (print_insn): Likewise.
896 * recog.c (extract_insn): Recognize rtl for debug markers.
897 * rtl.def (DEBUG_MARKER): New.
898 * tree-inline.c: Include params.h.
899 (remap_gimple_stmt): Handle nonbind markers.
900 (maybe_move_debug_stmts_to_successors): Likewise.
901 (copy_debug_stmt): Likewise.
902 * tree-iterator.c (append_to_statement_list_1): Append begin stmt
903 markers regardless of no side effects.
904 (tsi_link_before): Don't update container's side effects when adding
906 (tsi_link_after): Likewise.
907 (expr_first): Skip begin stmt markers.
908 (expr_last): Likewise.
909 * tree-pretty-print (dump_generic_node): Handle begin stmt markers.
910 * tree-ssa-threadedge.c (propagate_threaded_block_debug_info):
911 Disregard nonbind markers.
912 * tree.c (make_node_stat): Don't set side effects for begin stmt
914 (build1_stat): Likewise.
915 * tree.def (DEBUG_BEGIN_STMT): New.
916 * tree.h (GOTO_DESTINATION): Require a GOTO_EXPR.
917 * var-tracking.c (delete_debug_insns): Renamed to...
918 (delete_vta_debug_insns): ... this.
919 (reemit_marker_as_note): New.
920 (vt_initialize): Reemit markers.
921 (delete_vta_debug_insns): Likewise.
922 (vt_debug_insns_local): Reemit or delete markers.
923 (variable_tracking_main_1): Likewise.
924 * doc/generic.texi (DEBUG_BEGIN_STMT): Document.
925 * doc/gimple.texi (gimple_debug_begin_stmt_p): New.
926 (gimple_debug_nonbind_marker_p): New.
927 (gimple_build_debug_bind): Adjust.
928 (gimple_build_debug_begin_stmt): New.
929 * doc/invoke.texi (max-debug-marker-count): New param.
930 * doc/rtl.texi (debug_implicit_ptr, entry_value): New.
931 (debug_parameter_ref, debug_marker): New.
932 (NOTE_INSN_BEGIN_STMT): New.
933 (DEBUG_INSN): Describe begin stmt markers.
935 * cfgbuild.c (find_bb_boundaries): Don't purge dead edges if,
936 without debug insns, we wouldn't, but clean up debug insns
937 after a control flow insn nevertheless.
939 * cfgcleanup.c (delete_unreachable_blocks): Use alternate
940 block removal order if MAY_HAVE_DEBUG_BIND_INSNS.
941 * cfgexpand.c (label_rtx_for_bb): Skip debug insns.
942 * cfgrtl.c (try_redirect_by_replacing_jump): Skip debug insns.
943 (rtl_tidy_fallthru_edge): Likewise.
944 (rtl_verify_fallthru): Likewise.
945 (rtl_verify_bb_layout): Likewise.
946 (skip_insns_after_block): Likewise.
947 (duplicate_insn_chain): Use DEBUG_BIND_INSN_P.
948 * dwarf2out.c: Include print-rtl.h.
949 (dwarf2out_next_real_insn): New.
950 (dwarf2out_var_location): Call it. Disregard begin stmt markers.
951 Dump debug binds in asm comments.
952 * gimple-iterator.c (gimple_find_edge_insert_loc): Skip debug stmts.
953 * gimple-iterator.h (gsi_start_bb_nondebug): Remove; adjust
954 callers to use gsi_start_nondebug_bb instead.
955 (gsi_after_labels): Skip gimple debug stmts.
956 (gsi_start_nondebug): New.
957 * gimple-loop-interchange.c (find_deps_in_bb_for_stmt): Adjust.
958 (proper_loop_form_for_interchange): Adjust.
959 * gimple-low.c (gimple_seq_may_fallthru): Take last nondebug stmt.
960 * gimple.h (gimple_seq_last_nondebug_stmt): New.
961 * gimplify.c (last_stmt_in_scope): Skip debug stmts.
962 (collect_fallthrough_labels): Likewise.
963 (should_warn_for_implicit_fallthrough): Likewise.
964 (warn_implicit_fallthrough_r): Likewise.
965 (expand_FALLTHROUGH_r): Likewise.
966 * graphite-isl-ast-to-gimple.c (gsi_insert_earliest): Adjust.
967 (graphite_copy_stmts_from_block): Skip nonbind markers.
968 * haifa-sched.c (sched_extend_bb): Skip debug insns.
969 * ipa-icf-gimple.c (func_checker::compare_bb): Adjust.
970 * jump.c (clean_barriers): Skip debug insns.
971 * omp-expand.c (expand_parallel_call): Skip debug insns.
972 (expand_task_call): Likewise.
973 (remove_exit_barrier): Likewise.
974 (expand_omp_taskreg): Likewise.
975 (expand_omp_for_init_counts): Likewise.
976 (expand_omp_for_generic): Likewise.
977 (expand_omp_for_static_nochunk): Likewise.
978 (expand_omp_for_static_chunk): Likewise.
979 (expand_omp_simd): Likewise.
980 (expand_omp_taskloop_for_outer): Likewise.
981 (expand_omp_taskloop_for_inner): Likewise.
982 (expand_oacc_for): Likewise.
983 (expand_omp_sections): Likewise.
984 (expand_omp_single): Likewise.
985 (expand_omp_synch): Likewise.
986 (expand_omp_atomic_load): Likewise.
987 (expand_omp_atomic_store): Likewise.
988 (expand_omp_atomic_fetch_op): Likewise.
989 (expand_omp_atomic_pipeline): Likewise.
990 (expand_omp_atomic_mutex): Likewise.
991 (expand_omp_target): Likewise.
992 (grid_expand_omp_for_loop): Likewise.
993 (grid_expand_target_grid_body): Likewise.
994 (build_omp_regions_1): Likewise.
995 * omp-low.c (check_combined_parallel): Skip debug stmts.
996 * postreload.c (fixup_debug_insns): Skip nonbind debug insns.
997 * regcprop.c (find_oldest_value_reg): Ensure REGNO is not a pseudo.
998 * sese.c (sese_trivially_empty_bb_p): Call is_gimple_debug in
1000 * tree-cfg.c (make_blobs_1): Skip debug stmts.
1001 (make_edges): Likewise.
1002 (cleanup_dead_labels): Likewise.
1003 (gimple_can_merge_blocks_p): Likewise.
1004 (stmt_starts_bb_p): Likewise.
1005 (gimple_block_label): Likewise.
1006 (gimple_redirect_edge_and_branch): Likewise.
1007 * tree-cfgcleanup.c (remove_forwarder_block): Rearrange skipping
1009 (execute_cleanup_cfg_post_optimizing): Dump enumerated decls with
1011 * tree-pretty-print (print_declaration): Omit initializer in slim
1013 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark begin stmt
1015 (eliminate_unnecessary_stmts): Stabilize block removal order.
1016 * tree-ssa-tail-merge.c (find_duplicate): Skip debug stmts.
1017 * var-tracking.c (get_first_insn): New.
1018 (vt_emit_notes): Call it.
1019 (vt_initialize): Walk any insns before the first BB.
1020 (delete_debug_insns): Likewise.
1022 * gimple.h (enum gimple_debug_subcode): Add
1023 GIMPLE_DEBUG_BEGIN_STMT.
1024 (gimple_debug_begin_stmt_p): New.
1025 (gimple_debug_nonbind_marker_p): New.
1026 * tree.h (MAY_HAVE_DEBUG_MARKER_STMTS): New.
1027 (MAY_HAVE_DEBUG_BIND_STMTS): Renamed from....
1028 (MAY_HAVE_DEBUG_STMTS): ... this. Check both.
1029 * insn-notes.def (BEGIN_STMT): New.
1030 * rtl.h (MAY_HAVE_DEBUG_MARKER_INSNS): New.
1031 (MAY_HAVE_DEBUG_BIND_INSNS): Renamed from....
1032 (MAY_HAVE_DEBUG_INSNS): ... this. Check both.
1033 (NOTE_MARKER_LOCATION, NOTE_MARKER_P): New.
1034 (DEBUG_BIND_INSN_P, DEBUG_MARKER_INSN_P): New.
1035 (INSN_DEBUG_MARKER_KIND): New.
1036 (GEN_RTX_DEBUG_MARKER_BEGIN_STMT_PAT): New.
1037 (INSN_VAR_LOCATION): Check for VAR_LOCATION.
1038 (INSN_VAR_LOCATION_PTR): New.
1039 * cfgexpand.c (expand_debug_locations): Handle debug bind insns
1041 (expand_gimple_basic_block): Likewise. Emit debug temps for TER
1042 deps only if debug bind insns are enabled.
1043 (pass_expand::execute): Avoid deep TER and expand
1044 debug locations for debug bind insns only.
1045 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Narrow
1046 debug stmts special handling down to debug bind stmts.
1047 * combine.c (try_combine): Narrow debug insns special handling
1048 down to debug bind insns.
1049 * cse.c (delete_trivially_dead_insns): Handle debug bindings.
1050 Narrow debug insns preexisting special handling down to debug
1052 * dce.c (rest_of_handle_ud_dce): Narrow debug insns special
1053 handling down to debug bind insns.
1054 * function.c (instantiate_virtual_regs): Skip debug markers,
1055 adjust handling of debug binds.
1056 * gimple-ssa-backprop.c (backprop::prepare_change): Try debug
1057 temp insertion iff MAY_HAVE_DEBUG_BIND_STMTS.
1058 * haifa-sched.c (schedule_insn): Narrow special handling of debug
1059 insns to debug bind insns.
1060 * ipa-param-manipulation.c (ipa_modify_call_arguments): Narrow
1061 special handling of debug stmts to debug bind stmts.
1062 * ipa-split.c (split_function): Likewise.
1063 * ira.c (combine_and_move_insns): Adjust debug bind insns only.
1064 * loop-unroll.c (apply_opt_in_copies): Adjust tests on bind
1066 * reg-stack.c (convert_regs_1): Use DEBUG_BIND_INSN_P.
1067 * regrename.c (build_def_use): Likewise.
1068 * regcprop.c (copyprop_hardreg_forward_1): Likewise.
1069 (pass_cprop_hardreg): Narrow special casing of debug insns to
1071 * regstat.c (regstat_init_n_sets_and_refs): Likewise.
1072 * reload1.c (reload): Likewise.
1073 * sese.c (sese_insert_phis_for_liveouts): Narrow special
1074 casing of debug stmts to debug bind stmts.
1075 * shrink-wrap.c (move_insn_for_shrink_wrap): Likewise.
1076 * ssa-iterators.h (num_imm_uses): Likewise.
1077 * tree-cfg.c (gimple_merge_blocks): Narrow special casing of
1078 debug stmts to debug bind stmts.
1079 * tree-inline.c (tree_function_versioning): Narrow special casing
1080 of debug stmts to debug bind stmts.
1081 * tree-loop-distribution.c (generate_loops_for_partition):
1082 Narrow special casing of debug stmts to debug bind stmts.
1083 * tree-sra.c (analyze_access_subtree): Narrow special casing
1084 of debug stmts to debug bind stmts.
1085 * tree-ssa-dce.c (remove_dead_stmt): Narrow special casing of debug
1086 stmts to debug bind stmts.
1087 * tree-ssa-loop-ivopt.c (remove_unused_ivs): Narrow special
1088 casing of debug stmts to debug bind stmts.
1089 * tree-ssa-reassoc.c (reassoc_remove_stmt): Likewise.
1090 * tree-ssa-tail-merge.c (tail_merge_optimize): Narrow special
1091 casing of debug stmts to debug bind stmts.
1092 * tree-ssa-threadedge.c (propagate_threaded_block_debug_info):
1094 * tree-ssa.c (flush_pending_stmts): Narrow special casing of
1095 debug stmts to debug bind stmts.
1096 (gimple_replace_ssa_lhs): Likewise.
1097 (insert_debug_temp_for_var_def): Likewise.
1098 (insert_debug_temps_for_defs): Likewise.
1099 (reset_debug_uses): Likewise.
1100 * tree-ssanames.c (release_ssa_name_fn): Likewise.
1101 * tree-vect-loop-manip.c (adjust_debug_stmts_now): Likewise.
1102 (adjust_debug_stmts): Likewise.
1103 (adjust_phi_and_debug_stmts): Likewise.
1104 (vect_do_peeling): Likewise.
1105 * tree-vect-loop.c (vect_transform_loop): Likewise.
1106 * valtrack.c (propagate_for_debug): Use BIND_DEBUG_INSN_P.
1107 * var-tracking.c (adjust_mems): Narrow special casing of debug
1108 insns to debug bind insns.
1109 (dv_onepart_p, dataflow_set_clar_at_call, use_type): Likewise.
1110 (compute_bb_dataflow, vt_find_locations): Likewise.
1111 (vt_expand_loc, emit_notes_for_changes): Likewise.
1112 (vt_init_cfa_base): Likewise.
1113 (vt_emit_notes): Likewise.
1114 (vt_initialize): Likewise.
1115 (vt_finalize): Likewise.
1117 * emit-rtl.c (next_nondebug_insn, prev_nondebug_insn): Reorder.
1118 (next_nonnote_nondebug_insn, prev_nonnote_nondebug_insn): Reorder.
1119 (next_nonnote_nondebug_insn_bb): New.
1120 (prev_nonnote_nondebug_insn_bb): New.
1121 (prev_nonnote_insn_bb, next_nonnote_insn_bb): Remove.
1122 * rtl.h (prev_nonnote_insn_bb, next_nonnote_insn_bb): Remove decls.
1123 (prev_nonnote_nondebug_insn_bb): Declare.
1124 (next_nonnote_nondebug_insn_bb): Declare.
1125 * cfgbuild.c (find_bb_boundaries): Adjust to skip debug insns.
1126 * cfgrtl.c (get_last_bb_insn): Likewise.
1127 * lra.c (push_insns): Likewise.
1129 2017-12-11 David Malcolm <dmalcolm@redhat.com>
1132 * selftest-run-tests.c (selftest::run_tests): Move start/finish code
1134 * selftest.c (selftest::test_runner::test_runner): New ctor.
1135 (selftest::test_runner::~test_runner): New dtor.
1136 * selftest.h (class selftest::test_runner): New class.
1138 2017-12-11 Carl Love <cel@us.ibm.com>
1140 * config/rs6000/altivec.h (vec_extract_fp32_from_shorth,
1141 vec_extract_fp32_from_shortl]): Add #defines.
1142 * config/rs6000/rs6000-builtin.def (VSLDOI_2DI): Add macro expansion.
1143 * config/rs6000/rs6000-c.c (ALTIVEC_BUILTIN_VEC_UNPACKH,
1144 ALTIVEC_BUILTIN_VEC_UNPACKL, ALTIVEC_BUILTIN_VEC_AND,
1145 ALTIVEC_BUILTIN_VEC_SLD, ALTIVEC_BUILTIN_VEC_SRL,
1146 ALTIVEC_BUILTIN_VEC_SRO, ALTIVEC_BUILTIN_VEC_SLD,
1147 ALTIVEC_BUILTIN_VEC_SLL): Add expansions.
1148 * doc/extend.texi: Add documentation for the added builtins.
1150 2017-12-11 Alexandre Oliva <aoliva@redhat.com>
1152 PR rtl-optimization/80693
1153 PR rtl-optimization/81019
1154 PR rtl-optimization/81020
1155 * combine.c (distribute_notes): Reset any REG_UNUSED REGs that
1156 are not mentioned in i3. Place the REG_UNUSED note on i2,
1157 possibly modified to REG_DEAD, if it did not originate in i3.
1159 2017-12-11 Jakub Jelinek <jakub@redhat.com>
1161 * recog.c (store_data_bypass_p_1): New function.
1162 (store_data_bypass_p): Handle USE in a PARALLEL like CLOBBER. Use
1163 store_data_bypass_p_1 to avoid code duplication. Formatting fixes.
1165 2017-12-11 Segher Boessenkool <segher@kernel.crashing.org>
1167 PR rtl-optimization/83361
1168 * ifcvt.c (if_convert): Call fixup_partitions.
1170 2017-12-11 Will Schmidt <will_schmidt@vnet.ibm.com>
1172 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
1173 early folding of splat_u{8,16,32}.
1175 2017-12-11 Jakub Jelinek <jakub@redhat.com>
1177 * config/aarch64/aarch64.c (aarch64_print_operand): Don't start
1178 output_operand_lossage first argument with capital letter.
1179 (aarch64_override_options): Don't start error and sorry first argument
1180 with capital letter.
1182 2017-12-11 Andi Kleen <ak@linux.intel.com>
1184 PR gcov-profile/83355
1185 * auto-profile.c (string_table::get_index_by_decl): Don't
1186 recurse when abstract origin points to itself.
1188 2017-12-11 Bin Cheng <bin.cheng@arm.com>
1190 PR tree-optimization/83320
1191 * gimple-loop-interchange.cc (free_data_refs_with_aux): Use delete.
1192 (prune_datarefs_not_in_loop): Ditto.
1194 2017-12-10 Gerald Pfeifer <gerald@pfeifer.com>
1196 * doc/install.texi (Specific): Tweak link to mkssoftware.com.
1198 2017-12-10 Jakub Jelinek <jakub@redhat.com>
1200 PR tree-optimization/83337
1201 * gimple-loop-interchange.cc (compute_access_stride): Handle
1202 bitfield DRs properly.
1204 2017-12-09 Jakub Jelinek <jakub@redhat.com>
1206 PR tree-optimization/83338
1207 * tree-vect-stmts.c (vectorizable_operation): Handle POINTER_DIFF_EXPR
1208 vectorization as MINUS_EXPR with a subsequent VIEW_CONVERT_EXPR from
1209 vector of unsigned integers to vector of signed integers.
1211 2017-12-08 Vladimir Makarov <vmakarov@redhat.com>
1213 PR rtl-optimization/83317
1214 * lra-constraints.c (process_address_1): Add insn code check.
1216 2017-12-08 Michael Matz <matz@suse.de>
1218 Fix PR tree-optimization/83323
1219 * gimple-loop-jam (unroll_jam_possible_p): Correct test for
1220 head-controlled loops and loop BBs.
1221 * common.opt (funroll-and-jam): Remove, instead ...
1222 (floop-unroll-and-jam): ... reuse this option.
1223 * opts.c (default_options_table): Use OPT_floop_unroll_and_jam.
1224 * doc/invoke.texi (-funroll-and-jam): Move docu to ...
1225 (-floop-unroll-and-jam): ... this option.
1227 2017-12-08 Jakub Jelinek <jakub@redhat.com>
1229 * ipa-polymorphic-call.c (noncall_stmt_may_be_vtbl_ptr_store): Fix
1230 a comment typo, get_base_ref_and_offset -> get_ref_base_and_extent.
1231 * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Likewise.
1233 2017-12-08 Richard Biener <rguenther@suse.de>
1236 * tree-ssa-uninit.c (warn_uninitialized_vars): Properly
1237 handle accesses outside of zero-sized vars.
1239 2017-12-08 Martin Jambor <mjambor@suse.cz>
1241 PR tree-optimization/83141
1242 * tree-sra.c (contains_vce_or_bfcref_p): Move up in the file, also
1243 test for MEM_REFs implicitely changing types with padding. Remove
1245 (build_accesses_from_assign): Added contains_vce_or_bfcref_p checks.
1247 2017-12-08 Jakub Jelinek <jakub@redhat.com>
1249 * config/arc/arc.c (arc_attribute_table): Add exclusions to
1251 * config/avr/avr.c (avr_attribute_table): Likewise.
1252 * config/msp430/msp430.c (msp430_attribute_table): Likewise.
1253 * config/rl78/rl78.c (rl78_attribute_table): Likewise.
1254 * config/nds32/nds32.c (nds32_attribute_table): Likewise.
1255 * config/darwin.h (SUBTARGET_ATTRIBUTE_TABLE): Initialize new member
1256 of struct attribute_spec.
1257 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Likewise.
1259 2017-12-08 Ulrich Weigand <uweigand@de.ibm.com>
1262 * config/spu/spu.c (pad_bb): Only check INSN_CODE when INSN_P is true.
1264 2017-12-08 Jan Hubicka <hubicka@ucw.cz>
1267 * profile-count.c (profile_count::from_gcov_type): Move from
1268 profile-count.h; handle overflow.
1269 * profile-count.h (profile_count::from_gcov_type): Move offline.
1271 2017-12-08 Segher Boessenkool <segher@kernel.crashing.org>
1273 PR rtl-optimization/83304
1274 * combine.c (move_deaths): If we do not know where a register died,
1277 2017-12-08 Richard Biener <rguenther@suse.de>
1279 * gimple-loop-interchange.cc (tree_loop_interchange::interchange):
1280 Provide -fopt-info-loop feedback when we interchange in a nest.
1282 2017-06-08 Richard Earnshaw <rearnsha@arm.com>
1284 * config/arm/driver-arm.c (arm_cpu_table): Use fp-capable product names
1285 for armv6 ARM CPU IDs.
1287 2017-06-08 Richard Earnshaw <rearnsha@arm.com>
1289 * common/config/arm/arm-common.c: Include <algorithm>.
1290 (INCLUDE_VECTOR): Define.
1291 (compare_opt_names): New function.
1292 (arm_rewrite_selected_arch): Only strip out extensions that can be
1293 expressed through -mfpu. Sort the remaining extensions
1296 2017-06-08 Richard Earnshaw <rearnsha@arm.com>
1298 * config/arm/arm.h (arm_asm_auto_mfpu): Declare.
1299 (ASM_CPU_SPEC_FUNCTIONS): Add new rule asm_auto_mfpu.
1300 (ASM_CPU_SPEC): Use it if -mfpu is set to auto.
1301 * common/config/arm/arm-common.c (arm_asm_auto_mfpu): New function.
1303 2017-06-08 Tristan Gingold <gindold@adacore.com>
1306 * dwarf2out.c (dwarf2out_do_cfi_startproc): Only emit
1307 .cfi_personality or .cfi_lsda if the eh data format is dwarf2.
1309 2017-12-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1311 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE): Initialize new member
1312 of struct attribute_spec.
1314 2017-12-08 Julia Koval <julia.koval@intel.com>
1316 * config/i386/avx512vnniintrin.h (_mm512_dpwssds_epi32,
1317 _mm512_mask_dpwssds_epi32, _mm512_maskz_dpwssds_epi32): New intrinsics.
1318 * config/i386/avx512vnnivlintrin.h (_mm256_dpwssds_epi32,
1319 _mm256_mask_dpwssds_epi32, _mm256_maskz_dpwssds_epi32,
1320 _mm_dpwssds_epi32, _mm_mask_dpwssds_epi32,
1321 _mm_maskz_dpwssds_epi32): Ditto.
1323 2017-12-08 Richard Biener <rguenther@suse.de>
1325 PR tree-optimization/81303
1326 * tree-vect-stmts.c (vect_is_simple_cond): For invariant
1327 conditions try to create a comparison vector type matching
1328 the data vector type.
1329 (vectorizable_condition): Adjust.
1330 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1331 Leave invariant conditions alone in case we can vectorize those.
1333 2017-12-08 Julia Koval <julia.koval@intel.com>
1335 * config/i386/avx512vnniintrin.h (_mm512_dpwssd_epi32,
1336 _mm512_mask_dpwssd_epi32, _mm512_maskz_dpwssd_epi32): New intrinsics.
1337 * config/i386/avx512vnnivlintrin.h (_mm256_dpwssd_epi32,
1338 _mm256_mask_dpwssd_epi32, _mm256_maskz_dpwssd_epi32, _mm_dpwssd_epi32,
1339 _mm_mask_dpwssd_epi32, _mm_maskz_dpwssd_epi32): Ditto.
1341 2017-12-08 Julia Koval <julia.koval@intel.com>
1343 * config/i386/avx512vnniintrin.h (_mm512_dpbusds_epi32,
1344 _mm512_mask_dpbusds_epi32, _mm512_maskz_dpbusds_epi32): New.
1345 * config/i386/avx512vnnivlintrin.h (_mm256_dpbusds_epi32,
1346 _mm256_mask_dpbusds_epi32, _mm256_maskz_dpbusds_epi32,
1347 _mm_dpbusds_epi32, _mm_mask_dpbusds_epi32,
1348 _mm_maskz_dpbusds_epi32): New intrinsics.
1350 2017-12-07 Sandra Loosemore <sandra@codesourcery.com>
1352 * config/nios2/nios2.md (ld<bhw_uns>io): Add splitter for memory
1354 (ld<bh>io_signed): Likewise.
1355 (st<bhw>io): Likewise.
1356 * config/nios2/predicates.md (ldstio_memory_operand): Allow
1357 SMALL_INT12 constant integer operand.
1359 2017-12-07 Sandra Loosemore <sandra@codesourcery.com>
1361 * config/nios2/nios2.c (nios2_symbolic_constant_allowed):
1363 (nios2_large_constant_allowed): ...this. Adjust uses.
1364 (nios2_plus_symbolic_constant_p): Rename to...
1365 (nios2_plus_large_constant_p): ...this. Adjust uses.
1366 (nios2_legitimate_address_p): Correct CONST_INT handling.
1367 (nios2_symbolic_memory_operand_p): Rename to...
1368 (nios2_large_constant_memory_operand_p): ...this. Adjust uses.
1369 (nios2_large_constant_p): Check for large constant integers too.
1370 (nios2_split_large_constant): Handle constant integers.
1371 (nios2_split_symbolic_memory_operand): Rename to...
1372 (nios2_split_large_constant_memory_operand): ...this. Adjust uses.
1373 (nios2_legitimize_constant_address): Handle constant integers.
1374 (r0rel_constant_p): Handle small constant integers.
1375 (nios2_print_operand_address): Handle r0-relative integer addresses.
1376 * config/nios2/nios2-protos.h: Adjust for renamed functions.
1377 * config/nios2/nios2.md: Adjust for renamed functions.
1379 2017-12-07 Andrew Waterman <andrew@sifive.com>
1381 * config/riscv/riscv.c (TARGET_ASM_SELECT_SECTION): New define.
1382 (TARGET_HAVE_SRODATA_SECTION): New define.
1383 (riscv_select_section): New function.
1385 2017-12-08 Joseph Myers <joseph@codesourcery.com>
1386 Alexander Monakov <amonakov@ispras.ru>
1387 Jakub Jelinek <jakub@redhat.com>
1390 * config/i386/i386.c (ix86_expand_rint): Handle flag_rounding_math.
1392 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1394 * config/aarch64/aarch64.c (aarch64_print_address_internal): Return
1395 a bool success value. Don't call output_operand_lossage here.
1396 (aarch64_print_ldpstp_address): Return a bool success value.
1397 (aarch64_print_operand_address): Call output_addr_const if
1398 aarch64_print_address_internal fails.
1399 (aarch64_print_operand): Don't assert that the mode is 16 bytes for
1400 'y'; call output_operand_lossage instead. Call output_operand_lossage
1401 if aarch64_print_ldpstp_address fails.
1403 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1405 * tree-vector-builder.h
1406 (tree_vector_builder::binary_encoded_nelts): Declare.
1407 * tree-vector-builder.c
1408 (tree_vector_builder::binary_encoded_nelts): New function.
1409 * fold-const.c (negate_expr_p): Likewise.
1410 (operand_equal_p, fold_checksum_tree): Likewise.
1411 * tree-loop-distribution.c (const_with_all_bytes_same): Likewise.
1412 * tree.c (integer_zerop, integer_onep, integer_all_onesp, real_zerop)
1413 (real_onep, real_minus_onep, add_expr, initializer_zerop): Likewise.
1414 (uniform_vector_p): Likewise.
1415 * varasm.c (const_hash_1, compare_constant): Likewise.
1416 * tree-ssa-ccp.c: Include tree-vector-builder.h.
1417 (valid_lattice_transition): Operate directly on the VECTOR_CST
1419 * ipa-icf.c: Include tree-vector-builder.h.
1420 (sem_variable::equals): Operate directly on the VECTOR_CST encoding.
1421 * print-tree.c (print_node): Print encoding of VECTOR_CSTs.
1423 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1425 * tree.c (build_vector): Delete.
1426 * tree.h (build_vector): Make static and move into the self-testing
1429 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1431 * vector-builder.h (vector_builder::derived): New const overload.
1432 (vector_builder::elt): New function.
1433 * tree-vector-builder.h (tree_vector_builder::type): New function.
1434 (tree_vector_builder::apply_step): Declare.
1435 * tree-vector-builder.c (tree_vector_builder::apply_step): New
1437 * gimple-fold.h (tree_vector_builder): Declare.
1438 (gimple_build_vector): Take a tree_vector_builder instead of a
1439 type and vector of elements.
1440 * gimple-fold.c (gimple_build_vector): Likewise.
1441 * tree-vect-loop.c (get_initial_def_for_reduction): Update call
1443 (get_initial_defs_for_reduction): Likewise.
1444 (vectorizable_induction): Likewise.
1446 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1448 * tree-vector-builder.h
1449 (tree_vector_builder::new_binary_operation): Declare.
1450 * tree-vector-builder.c
1451 (tree_vector_builder::new_binary_operation): New function.
1452 * fold-const.c (fold_relational_const): Use it.
1453 (const_binop): Likewise. Check that both input vectors have
1454 the same number of elements, thus excluding things like WIDEN_SUM.
1455 Check whether it is possible to operate directly on the encodings
1458 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1460 * fold-const.c (fold_negate_expr_1): Use tree_vector_builder and
1461 new_unary_operation, operating only on the encoded elements.
1462 (const_unop): Likewise.
1463 (exact_inverse): Likewise.
1464 (distributes_over_addition_p): New function.
1465 (const_binop): Use tree_vector_builder and new_unary_operation
1466 for combinations of VECTOR_CST and INTEGER_CST. Operate only
1467 on the encoded elements unless the encoding is strided and the
1468 operation does not distribute over addition.
1469 (fold_convert_const): Use tree_vector_builder and
1470 new_unary_operation. Operate only on the encoded elements
1471 for truncating integer conversions, or for non-stepped encodings.
1473 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1475 * config/sparc/sparc.c: Include tree-vector-builder.h.
1476 (sparc_fold_builtin): Use tree_vector_builder instead of build_vector.
1477 * expmed.c: Include tree-vector-builder.h.
1478 (make_tree): Use tree_vector_builder instead of build_vector.
1479 * fold-const.c: Include tree-vector-builder.h.
1480 (const_binop): Use tree_vector_builder instead of build_vector.
1481 (const_unop): Likewise.
1482 (native_interpret_vector): Likewise.
1483 (fold_vec_perm): Likewise.
1484 (fold_ternary_loc): Likewise.
1485 * gimple-fold.c: Include tree-vector-builder.h.
1486 (gimple_fold_stmt_to_constant_1): Use tree_vector_builder instead
1488 * tree-ssa-forwprop.c: Include tree-vector-builder.h.
1489 (simplify_vector_constructor): Use tree_vector_builder instead
1491 * tree-vect-generic.c: Include tree-vector-builder.h.
1492 (add_rshift): Use tree_vector_builder instead of build_vector.
1493 (expand_vector_divmod): Likewise.
1494 (optimize_vector_constructor): Likewise.
1495 * tree-vect-loop.c: Include tree-vector-builder.h.
1496 (vect_create_epilog_for_reduction): Use tree_vector_builder instead
1497 of build_vector. Explicitly use a stepped encoding for
1499 * tree-vect-slp.c: Include tree-vector-builder.h.
1500 (vect_get_constant_vectors): Use tree_vector_builder instead
1502 (vect_transform_slp_perm_load): Likewise.
1503 (vect_schedule_slp_instance): Likewise.
1504 * tree-vect-stmts.c: Include tree-vector-builder.h.
1505 (vectorizable_bswap): Use tree_vector_builder instead of build_vector.
1506 (vect_gen_perm_mask_any): Likewise.
1507 (vectorizable_call): Likewise. Explicitly use a stepped encoding.
1508 * tree.c: (build_vector_from_ctor): Use tree_vector_builder instead
1510 (build_vector_from_val): Likewise. Explicitly use a duplicate
1513 2017-12-07 Richard Sandiford <richard.sandiford@arm.com>
1515 * doc/generic.texi (VECTOR_CST): Describe new representation of
1517 * vector-builder.h: New file.
1518 * tree-vector-builder.h: Likewise.
1519 * tree-vector-builder.c: Likewise.
1520 * Makefile.in (OBJS): Add tree-vector-builder.o.
1521 * tree.def (VECTOR_CST): Update comment to refer to generic.texi.
1522 * tree-core.h (tree_base): Add a vector_cst field to the u union.
1523 (tree_vector): Change the number of elements to
1524 vector_cst_encoded_nelts.
1525 * tree.h (VECTOR_CST_NELTS): Redefine using TYPE_VECTOR_SUBPARTS.
1526 (VECTOR_CST_ELTS): Delete.
1527 (VECTOR_CST_ELT): Redefine using vector_cst_elt.
1528 (VECTOR_CST_LOG2_NPATTERNS, VECTOR_CST_NPATTERNS): New macros.
1529 (VECTOR_CST_NELTS_PER_PATTERN, VECTOR_CST_DUPLICATE_P): Likewise.
1530 (VECTOR_CST_STEPPED_P, VECTOR_CST_ENCODED_ELTS): Likewise.
1531 (VECTOR_CST_ENCODED_ELT): Likewise.
1532 (vector_cst_encoded_nelts): New function.
1533 (make_vector): Take the values of VECTOR_CST_LOG2_NPATTERNS and
1534 VECTOR_CST_NELTS_PER_PATTERN as arguments.
1535 (vector_cst_int_elt, vector_cst_elt): Declare.
1536 * tree.c: Include tree-vector-builder.h.
1537 (tree_code_size): Abort if passed VECTOR_CST.
1538 (tree_size): Update for new VECTOR_CST layout.
1539 (make_vector): Take the values of VECTOR_CST_LOG2_NPATTERNS and
1540 VECTOR_CST_NELTS_PER_PATTERN as arguments.
1541 (build_vector): Use tree_vector_builder.
1542 (vector_cst_int_elt, vector_cst_elt): New functions.
1543 (drop_tree_overflow): For VECTOR_CST, drop the TREE_OVERFLOW from the
1544 encoded elements and then create the vector in the canonical form.
1545 (check_vector_cst, check_vector_cst_duplicate, check_vector_cst_fill)
1546 (check_vector_cst_stepped, test_vector_cst_patterns): New functions.
1547 (tree_c_tests): Call test_vector_cst_patterns.
1548 * lto-streamer-out.c (DFS::DFS_write_tree_body): Handle the new
1550 (hash_tree): Likewise.
1551 * tree-streamer-out.c (write_ts_vector_tree_pointers): Likewise.
1552 (streamer_write_tree_header): Likewise.
1553 * tree-streamer-in.c (lto_input_ts_vector_tree_pointers): Likewise.
1554 (streamer_alloc_tree): Likewise. Update call to make_vector.
1555 * fold-const.c (fold_ternary_loc): Avoid using VECTOR_CST_ELTS.
1557 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1559 * selftest.h (ASSERT_TRUE_AT, ASSERT_FALSE_AT, ASSERT_EQ_AT)
1560 (ASSERT_NE, ASSERT_PRED1): Add underscores to local variable names
1561 * selftest-rtl.h (ASSERT_RTX_EQ, ASSERT_RTX_PTR_EQ): Likewise.
1563 2017-12-07 Bin Cheng <bin.cheng@arm.com>
1564 Richard Biener <rguenther@suse.de>
1566 PR tree-optimization/81303
1567 * Makefile.in (gimple-loop-interchange.o): New object file.
1568 * common.opt (floop-interchange): Reuse the option from graphite.
1569 * doc/invoke.texi (-floop-interchange): Ditto. New document for
1570 -floop-interchange and mention it for -O3.
1571 * opts.c (default_options_table): Enable -floop-interchange at -O3.
1572 * gimple-loop-interchange.cc: New file.
1573 * params.def (PARAM_LOOP_INTERCHANGE_MAX_NUM_STMTS): New parameter.
1574 (PARAM_LOOP_INTERCHANGE_STRIDE_RATIO): New parameter.
1575 * passes.def (pass_linterchange): New pass.
1576 * timevar.def (TV_LINTERCHANGE): New time var.
1577 * tree-pass.h (make_pass_linterchange): New declaration.
1578 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Change to external
1579 interchange. Record IV before/after increment in new parameters.
1580 * tree-ssa-loop-ivopts.h (create_canonical_iv): New declaration.
1581 * tree-vect-loop.c (vect_is_simple_reduction): Factor out reduction
1583 (check_reduction_path): ...New function here.
1584 * tree-vectorizer.h (check_reduction_path): New declaration.
1586 2017-12-07 Vladimir Makarov <vmakarov@redhat.com>
1589 PR rtl-optimization/80818
1590 * lra.c (add_regs_to_insn_regno_info): Make a hard reg in CLOBBER
1591 always early clobbered.
1592 * lra-lives.c (process_bb_lives): Check input hard regs for early
1593 clobbered non-operand hard reg.
1595 2017-12-07 Jakub Jelinek <jakub@redhat.com>
1598 * tree-cfg.c (verify_gimple_assign_binary): Don't require
1599 types_compatible_p, just that TYPE_MODE is the same.
1601 2017-12-07 Martin Sebor <msebor@redhat.com>
1604 * attribs.c (empty_attribute_table): Initialize new member of
1605 struct attribute_spec.
1606 (decl_attributes): Add argument. Handle mutually exclusive
1607 combinations of attributes.
1608 (selftests::test_attribute_exclusions): New function.
1609 (selftests::attribute_c_tests): Ditto.
1610 * attribs.h (decl_attributes): Add default argument.
1611 * selftest.h (attribute_c_tests): Declare.
1612 * selftest-run-tests.c (selftest::run_tests): Call attribute_c_tests.
1613 * tree-core.h (attribute_spec::exclusions, exclude): New type and
1615 * doc/extend.texi (Common Function Attributes): Update const and pure.
1616 * config/alpha/alpha.c (vms_attribute_table): Initialize new member
1617 of struct attribute_spec.
1618 * config/arc/arc.c (arc_attribute_table): Same.
1619 * config/arm/arm.c (arm_attribute_table): Same.
1620 * config/avr/avr.c ( avr_attribute_table): Same.
1621 * config/bfin/bfin.c (bfin_attribute_table): Same.
1622 * config/cr16/cr16.c (cr16_attribute_table): Same.
1623 * config/epiphany/epiphany.c (epiphany_attribute_table): Same.
1624 * config/h8300/h8300.c (h8300_attribute_table): Same.
1625 * config/i386/i386.c (ix86_attribute_table): Same.
1626 * config/ia64/ia64.c (ia64_attribute_table): Same.
1627 * config/m32c/m32c.c (m32c_attribute_table): Same.
1628 * config/m32r/m32r.c (m32r_attribute_table): Same.
1629 * config/m68k/m68k.c (m68k_attribute_table): Same.
1630 * config/mcore/mcore.c (mcore_attribute_table): Same.
1631 * config/microblaze/microblaze.c (microblaze_attribute_table): Same.
1632 * config/mips/mips.c (mips_attribute_table): Same.
1633 * config/msp430/msp430.c (msp430_attribute_table): Same.
1634 * config/nds32/nds32.c (nds32_attribute_table): Same.
1635 * config/nvptx/nvptx.c (nvptx_attribute_table): Same.
1636 * config/powerpcspe/powerpcspe.c (rs6000_attribute_table): Same.
1637 * config/rl78/rl78.c (rl78__attribute_table): Same.
1638 * config/rs6000/rs6000.c (rs6000_attribute_table): Same.
1639 * onfig/rx/rx.c (rx_attribute_table): Same.
1640 * config/s390/s390.c (s390_handle_vectorbool_attribute): Same.
1641 * config/sh/sh.c (sh_attribute_table): Same.
1642 * config/sparc/sparc.c (sparc_attribute_table): Same.
1643 * config/spu/spu.c (spu_attribute_table): Same.
1644 * config/stormy16/stormy16.c (xstormy16_attribute_table): Same.
1645 * config/v850/v850.c (v850_attribute_table): Same.
1646 * config/visium/visium.c (visium_attribute_table): Same.
1648 2017-12-07 Tamar Christina <tamar.christina@arm.com>
1651 * config/arm/arm.c (INCLUDE_STRING): Define.
1652 (arm_last_printed_arch_string, arm_last_printed_fpu_string): New.
1653 (arm_declare_function_name): Conservatively emit .arch, .arch_extensions
1656 2017-12-07 Michael Matz <matz@suse.de>
1658 Add unroll and jam pass
1660 * gimple-loop-jam.c: New file.
1661 * Makefile.in (OBJS): Add gimple-loop-jam.o.
1662 * common.opt (funroll-and-jam): New option.
1663 * opts.c (default_options_table): Add unroll-and-jam at -O3.
1664 * params.def (PARAM_UNROLL_JAM_MIN_PERCENT): New param.
1665 (PARAM_UNROLL_JAM_MAX_UNROLL): Ditto.
1666 * passes.def: Add pass_loop_jam.
1667 * timevar.def (TV_LOOP_JAM): Add.
1668 * tree-pass.h (make_pass_loop_jam): Declare.
1669 * cfgloop.c (flow_loop_tree_node_add): Add AT argument.
1670 * cfgloop.h (flow_loop_tree_node_add): Adjust declaration.
1671 * cfgloopmanip.c (duplicate_loop): Add AT argument, adjust call
1672 to flow_loop_tree_node_add.
1673 (duplicate_subloops, copy_loops_to): Append to sibling list.
1674 * cfgloopmanip.h: (duplicate_loop): Adjust declaration.
1675 * doc/invoke.texi (-funroll-and-jam): Document new option.
1676 (unroll-jam-min-percent, unroll-jam-max-unroll): Document new params.
1678 2017-12-07 Richard Biener <rguenther@suse.de>
1680 PR tree-optimization/83296
1681 PR tree-optimization/67769
1682 * tree-ssa-phiopt.c (conditional_replacement): Do not reset
1683 flow sensitive info in an unrelated BB.
1684 (value_replacement): Use reset_flow_sensitive_info.
1685 (minmax_replacement): Reset flow sensitive info on the def
1686 we move. Do not reset flow sensitive info in the whole BB
1687 we move the stmt to.
1688 (abs_replacement): Likewise.
1690 2017-12-07 Segher Boessenkool <segher@kernel.crashing.org>
1693 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set
1694 rs6000_cpu to the given -mcpu=, or to the default processor.
1696 2017-12-07 Segher Boessenkool <segher@kernel.crashing.org>
1698 * config/rs6000/rs6000.h (rs6000_cpu_attr): Delete.
1699 * config/rs6000/rs6000.c (rs6000_variable_issue_1): Use rs6000_tune
1700 instead of rs6000_cpu_attr.
1701 (rs6000_adjust_cost): Ditto.
1702 (is_microcoded_insn): Ditto.
1703 (rs6000_adjust_priority): Ditto.
1704 (rs6000_issue_rate): Ditto.
1705 (rs6000_use_sched_lookahead): Ditto.
1706 (rs6000_use_sched_lookahead_guard): Ditto.
1707 (rs6000_sched_reorder): Ditto.
1708 (force_new_group): Ditto.
1709 * config/rs6000/rs6000.md (cpu attribute): Ditto.
1710 (group_ending_nop): Ditto.
1712 2017-12-07 Segher Boessenkool <segher@kernel.crashing.org>
1714 * config/rs6000/rs6000.opt (rs6000_tune): New variable.
1715 * config/rs6000/rs6000.c (rs6000_option_override_internal): Also set
1716 rs6000_tune. Use rs6000_tune instead of rs6000_cpu where appropriate.
1717 (rs6000_loop_align): Use rs6000_tune instead of rs6000_cpu where
1719 (rs6000_reassociation_width): Ditto.
1720 (rs6000_emit_epilogue): Ditto.
1721 (rs6000_adjust_cost): Ditto.
1722 (is_microcoded_insn): Ditto.
1723 (is_cracked_insn): Ditto.
1724 (rs6000_adjust_priority): Ditto.
1725 (rs6000_sched_reorder): Ditto.
1726 (rs6000_sched_reorder2): Ditto.
1727 (insn_must_be_first_in_group): Ditto.
1728 (insn_must_be_last_in_group): Ditto.
1729 (rs6000_register_move_cost): Ditto.
1730 * config/rs6000/rs6000.h (rs6000_cpu_attr): Use rs6000_tune instead of
1733 2017-12-07 Julia Koval <julia.koval@intel.com>
1735 * config.gcc: Add vaesintrin.h.
1736 * config/i386/i386-builtin-types.def (V64QI_FTYPE_V64QI_V64QI):
1738 * config/i386/i386-builtin.def (__builtin_ia32_vaesdec_v16qi,
1739 __builtin_ia32_vaesdec_v32qi, __builtin_ia32_vaesdec_v64qi):
1741 * config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
1742 * config/i386/immintrin.h: Include vaesintrin.h.
1743 * config/i386/sse.md (vaesdec_<mode>): New pattern.
1744 * config/i386/vaesintrin.h (_mm256_aesdec_epi128, _mm512_aesdec_epi128,
1745 _mm_aesdec_epi128): New intrinsics.
1747 2017-12-06 David Malcolm <dmalcolm@redhat.com>
1749 * Makefile.in (C_COMMON_OBJS): Add c-family/c-spellcheck.o.
1750 * spellcheck-tree.c (find_closest_macro_cpp_cb): Move to
1751 c-family/c-spellcheck.cc.
1752 (best_macro_match::best_macro_match): Likewise.
1754 (struct edit_distance_traits<cpp_hashnode *>): Move to
1755 c-family/c-spellcheck.h.
1756 (class best_macro_match): Likewise.
1758 2017-12-06 Jakub Jelinek <jakub@redhat.com>
1760 PR tree-optimization/83293
1761 * gimple-ssa-strength-reduction.c (insert_initializers): Use
1762 GSI_NEW_STMT instead of GSI_SAME_STMT in gsi_insert_after that
1763 might insert into empty bb.
1766 * match.pd ((T)(P + A) - (T)P -> (T) A): Split into separate
1767 simplify for plus with :c added, and pointer_plus without that.
1768 ((T)P - (T)(P + A) -> -(T) A): Likewise. If type is integral
1769 with undefined overflow and the conversion is not widening,
1770 perform negation in utype and only convert to type afterwards.
1771 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Split into separate
1772 simplify for plus with :c added, and pointer_plus without that.
1773 If type is integral with undefined overflow and the conversion is
1774 not widening, perform minus in utype and only convert to type
1775 afterwards. Move the last pointer_diff_expr simplify into the
1778 2017-12-06 Martin Sebor <msebor@redhat.com>
1780 PR tree-optimization/82646
1781 * builtins.c (maybe_emit_chk_warning): Use size as the bound for
1782 strncpy, not maxlen.
1784 2017-12-06 Martin Sebor <msebor@redhat.com>
1786 * doc/invoke.texi (-Wstringop-truncation): Mention attribute
1789 PR tree-optimization/83075
1790 * tree-ssa-strlen.c (handle_builtin_stxncpy): Avoid assuming
1791 strncat/strncpy don't change length of source string.
1793 2017-12-06 Eric Botcazou <ebotcazou@adacore.com>
1796 2017-11-29 Martin Aberg <maberg@gaisler.com>
1798 * config/sparc/sparc.md (divdf3_fix): Add NOP and adjust length
1799 to prevent b2bst errata sequence.
1800 (sqrtdf2_fix): Likewise.
1802 2017-12-06 Jakub Jelinek <jakub@redhat.com>
1804 PR tree-optimization/81945
1805 * cfgloop.h (FOR_EACH_LOOP_FN): Use FN instead of hardcoding fn.
1806 * tree-cfg.c (move_sese_region_to_fn): If any of the loops moved
1807 to dest_cfun has orig_loop_num set, either remap it to the new
1808 loop number if the loop got moved too, or clear it.
1810 2017-12-05 Steve Ellcey <sellcey@cavium.com>
1812 * config/aarch64/thunderx2-t99.md (thunderx2t99_branch): Add trap
1814 (thunderx2t99_nothing): New insn reservation.
1815 (thunderx2t99_mrs): New insn reservation.
1816 (thunderx2t99_multiple): New insn reservation.
1817 (thunderx2t99_alu_basi): Add bfx to reservation.
1818 (thunderx2t99_fp_cmp): Add fccmps and fccmpd to reservation.
1820 2017-12-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1823 * config/arm/arm.md (probe_stack) : Use the 'o' constraint.
1825 2017-12-05 Bin Cheng <bin.cheng@arm.com>
1827 * tree-ssa-dce.c (simple_dce_from_worklist): Move and rename from
1828 tree-ssa-pre.c::remove_dead_inserted_code.
1829 * tree-ssa-dce.h: New file.
1830 * tree-ssa-pre.c (tree-ssa-dce.h): Include new header file.
1831 (remove_dead_inserted_code): Move and rename to function
1832 tree-ssa-dce.c::simple_dce_from_worklist.
1833 (pass_pre::execute): Update use.
1835 2017-12-05 Richard Biener <rguenther@suse.de>
1837 PR tree-optimization/83277
1838 * graphite-isl-ast-to-gimple.c (should_copy_to_new_region): Make sure
1839 to code-gen liveout vars.
1841 2017-12-05 Richard Sandiford <richard.sandiford@linaro.org>
1843 * config/aarch64/aarch64-simd.md (aarch64_simd_bsldi_internal)
1844 (aarch64_simd_bsldi_alt): Check REG_P before GP_REGNUM_P.
1845 (aarch64_cm<optab>di, aarch64_cmtstdi): Add leading "&&" to
1848 2017-12-05 Max Filippov <jcmvbkbc@gmail.com>
1850 * config/xtensa/xtensa.c (xtensa_asan_shadow_offset): New
1852 (TARGET_ASAN_SHADOW_OFFSET): New macro definition.
1853 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): Set to 1 if
1856 2017-12-05 Richard Biener <rguenther@suse.de>
1858 * timevar.def (TV_TREE_RECIP, TV_TREE_SINCOS, TV_TREE_WIDEN_MUL): Add.
1859 * tree-ssa-math-opts.c (pass_data_cse_reciprocal): Use TV_TREE_RECIP.
1860 (pass_data_cse_sincos): Use TV_TREE_SINCOS.
1861 (pass_data_optimize_widening_mul): Use TV_TREE_WIDEN_MUL.
1863 2017-12-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1865 * dbxout.c (dbxout_block): Grow buf to 30 bytes.
1867 2017-12-05 Martin Liska <mliska@suse.cz>
1868 Jakub Jelinek <jakub@redhat.com>
1870 * doc/invoke.texi: Document the options.
1871 * flag-types.h (enum sanitize_code): Add
1872 SANITIZE_POINTER_COMPARE and SANITIZE_POINTER_SUBTRACT.
1873 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Add handling
1874 of SANITIZE_POINTER_COMPARE and SANITIZE_POINTER_SUBTRACT.
1875 * opts.c: Define new sanitizer options.
1876 * sanitizer.def (BUILT_IN_ASAN_POINTER_COMPARE): Likewise.
1877 (BUILT_IN_ASAN_POINTER_SUBTRACT): Likewise.
1879 2017-12-05 Julia Koval <julia.koval@intel.com>
1881 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VNNI_SET,
1882 OPTION_MASK_ISA_AVX512VNNI_UNSET): New.
1883 (ix86_handle_option): Handle -mavx512vnni.
1884 * config/i386/cpuid.h (bit_AVX512VNNI): New bit.
1885 * config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit.
1886 * config/i386/i386-c (__AVX512VNNI__): New.
1887 * config/i386/i386.c (ix86_target_string): Handle new option.
1888 (ix86_valid_target_attribute_inner_p): Handle new option.
1889 * config/i386/i386.h (TARGET_AVX512VNNI, TARGET_AVX512VNNI_P): New.
1890 * config/i386/i386.opt (mavx512vnni): New option.
1892 2017-12-01 Jan Hubicka <hubicka@ucw.cz>
1895 * athlon.md: Disable for generic.
1896 * haswell.md: Enable for generic.
1897 * i386.c (ix86_sched_init_global): Add core hooks for generic.
1898 * x86-tune-sched.c (ix86_issue_rate): Increase issue rate for generic
1900 (ix86_adjust_cost): Move generic to haswell path.
1902 2017-12-04 Eric Botcazou <ebotcazou@adacore.com>
1904 * config/sparc/sparc.c (sparc_do_work_around_errata): Use mem_ref
1905 instead of MEM_P in a couple more places. Fix formatting issues.
1907 2017-12-04 Jim Wilson <jimw@sifive.com>
1909 * config/riscv/riscv.c (riscv_for_each_saved_reg): Use GP_REG_LAST
1910 instead of GP_REG_LAST-1.
1911 (riscv_adjust_libcall_cfi_prologue): Likewise.
1912 (riscv_adjust_libcall_cri_epilogue): Likewise.
1913 * config/riscv/riscv.h (CALL_USED_REGISTERS): Change a6 to t6 in
1916 2017-12-04 Luis Machado <luis.machado@linaro.org>
1918 * ipa-pure-const.c (check_decl): Add missing newline.
1919 (state_from_flags): Likewise.
1921 2017-12-04 Jeff Law <law@redhat.com>
1923 PR tree-optimizatin/78496
1924 * gimple-ssa-evrp-analyze.h
1925 (evrp_range_analyzer::get_vr_values): Simplify.
1926 * gimple-ssa-evrp-analyze.c: Corresponding changes.
1927 * tree-ssa-dom.c: Include alloc-pool.h, tree-vrp.h, vr-values.h
1928 and gimple-ssa-evrp-analyze.h.
1929 (dom_opt_dom_walker class): Add evrp_range_analyzer member.
1930 (simplify_stmt_for_jump_threading): Copy a blob of code from
1931 tree-vrp.c to use ranges to simplify statements.
1932 (dom_opt_dom_walker::before_dom_children): Call
1933 evrp_range_analyzer::{enter,record_ranges_from_stmt} methods.
1934 (dom_opt_dom_walker::after_dom_children): Similarly for
1935 evrp_range_analyzer::leave.
1936 (dom_opt_dom_walker::optimize_stmt): Use EVRP ranges to optimize
1939 * gimple-ssa-evrp-analyze.c
1940 (evrp_range_analyzer::extract_range_from_stmt): Always use
1941 vr_values::update_value_range so preexisting range info is
1942 medged with new range info, even if the new range is VR_VARYING.
1944 2017-12-04 Segher Boessenkool <segher@kernel.crashing.org>
1946 * combine.c: Adjust comment.
1947 (use_crosses_set_p): Delete.
1948 (can_combine_p): Use modified_between_p instead of use_crosses_set_p.
1949 (try_combine): Ditto.
1951 2017-12-04 Richard Biener <rguenther@suse.de>
1953 PR tree-optimization/83255
1954 * graphite-isl-ast-to-gimple.c (translate_isl_ast_node_for):
1955 Re-add zero-iteration check.
1957 2017-12-04 Segher Boessenkool <segher@kernel.crashing.org>
1959 PR rtl-optimization/83245
1960 * lra.c (collect_non_operand_hard_regs): Treat clobbers of non-operand
1961 hard registers as earlyclobber, also if not in an asm.
1963 2017-12-04 Segher Boessenkool <segher@kernel.crashing.org>
1967 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1970 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set
1971 rs6000_cpu based on cpu_index, not tune_index.
1973 2017-12-04 Richard Biener <rguenther@suse.de>
1975 PR tree-optimization/83238
1976 * graphite-scop-detection.c (scop_detection::merge_sese): Make
1977 code match comment, rejecting invalid SESE regions.
1979 2017-12-03 John David Anglin <danglin@gcc.gnu.org>
1981 * config/pa/pa.c (pa_legitimate_address_p): For scaled indexing,
1982 require base operand is a REG_POINTER prior to reload on targets
1983 with non-equivalent space registers.
1985 2017-12-01 Jan Hubicka <hubicka@ucw.cz>
1987 * ipa-cp.c (ipcp_lattice<valtype>::print): Update dumping.
1988 (update_specialized_profile): Fix updating of counts.
1989 (perhaps_add_new_callers): Likewise.
1991 2017-12-01 Jan Hubicka <hubicka@ucw.cz>
1994 * x86-tune.def: Remove obsolette FIXMEs.
1995 (X86_TUNE_PARTIAL_FLAG_REG_STALL): Disable for generic
1996 (X86_TUNE_FUSE_CMP_AND_BRANCH_32, X86_TUNE_FUSE_CMP_AND_BRANCH_64,
1997 X86_TUNE_FUSE_CMP_AND_BRANCH_SOFLAGS, X86_TUNE_FUSE_ALU_AND_BRANCH):
1999 (X86_TUNE_PAD_RETURNS): Disable for generic.
2001 2017-12-02 Jakub Jelinek <jakub@redhat.com>
2003 PR tree-optimization/83170
2004 PR tree-optimization/83241
2005 * gimple-ssa-store-merging.c
2006 (imm_store_chain_info::try_coalesce_bswap): Update vuse field from
2007 gimple_vuse (ins_stmt) in case it has changed.
2008 (imm_store_chain_info::output_merged_store): Likewise.
2010 * tree-chkp.c (chkp_compute_bounds_for_assignment): Handle
2014 * tree-cfg.c (pass_warn_function_return::execute): Handle
2015 __builtin_ubsan_handle_missing_return like __builtin_unreachable
2016 with BUILTINS_LOCATION.
2020 * expr.c (get_inner_reference): If DECL_MODE of a non-bitfield
2021 is BLKmode for vector field with vector raw mode, use TYPE_MODE
2022 instead of DECL_MODE.
2024 * config/i386/i386-protos.h (standard_sse_constant_opcode): Change
2025 last argument to rtx pointer.
2026 * config/i386/i386.c (standard_sse_constant_opcode): Replace X argument
2027 with OPERANDS. For AVX+ 128-bit VEX encoded instructions over 256-bit
2028 or 512-bit. If setting EXT_REX_SSE_REG_P, use EVEX encoded insn
2029 depending on the chosen ISAs.
2030 * config/i386/i386.md (*movxi_internal_avx512f, *movoi_internal_avx,
2031 *movti_internal, *movdi_internal, *movsi_internal, *movtf_internal,
2032 *movdf_internal, *movsf_internal): Adjust standard_sse_constant_opcode
2034 * config/i386/sse.md (mov<mode>_internal): Likewise.
2035 * config/i386/mmx.md (*mov<mode>_internal): Likewise.
2037 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2039 * doc/invoke.texi (-dp): Say that instruction cost is printed as well.
2041 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2043 * config/rs6000/rs6000-protos.h (emit_fusion_addis): Remove last two
2044 parameters from prototype.
2045 * config/rs6000/rs6000.c (emit_fusion_addis): Remove last two
2046 parameters. Don't print a comment.
2047 (emit_fusion_gpr_load): Adjust.
2048 (emit_fusion_load_store): Adjust.
2049 * config/rs6000/rs6000.md (*fusion_p9_<mode>_constant): Adjust.
2050 * config/rs6000/vsx.md (two peepholes): Print the "vector load fusion"
2051 comment on the second line.
2053 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2056 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set
2057 rs6000_cpu based on cpu_index, not tune_index.
2059 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2061 * final.c (output_asm_name): Print insn_cost. Shorten output. Print
2062 which_alternative instead of which_alternative + 1.
2063 (output_asm_insn): Print an extra tab if the template is short.
2065 2017-12-01 Jim Wilson <jimw@sifive.com>
2067 * common.opt (use_gnu_debug_info_extensions): Delete DWARF_DEBUG from
2069 * config/vx-common.h (DWARF_DEBUGGING_INFO): Delete undef.
2070 * doc/tm.texi.in (PREFERRED_DEBUGGING_TYPE): Delete DWARF_DEBUG
2072 * doc/tm.texi: Regenerate.
2074 2017-12-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2077 * config/rs6000/rs6000.c (rs6000_address_for_fpconvert): Check for
2078 whether we can allocate pseudos before trying to fix an address.
2079 * config/rs6000/rs6000.md (float_<mode>si2_hw): Make sure the
2080 memory address is indexed or indirect.
2081 (floatuns_<mode>si2_hw2): Likewise.
2083 2017-12-01 Jason Merrill <jason@redhat.com>
2085 * Makefile.in (TAGS): Add c-family/*.cc.
2087 2017-12-01 Wilco Dijkstra <wdijkstr@arm.com>
2089 * config/aarch64/aarch64.md (call_insn): Use %c rather than %a.
2090 (call_value_insn): Likewise.
2091 (sibcall_insn): Likewise.
2092 (sibcall_value_insn): Likewise.
2093 (movsi_aarch64): Likewise.
2094 (movdi_aarch64): Likewise.
2095 (add_losym_): Likewise.
2096 (ldr_got_small_): Likewise.
2097 (ldr_got_small_sidi): Likewise.
2098 (ldr_got_small_28k_): Likewise.
2099 (ldr_got_small_28k_sidi): Likewise.
2100 * config/aarch64/aarch64.c (aarch64_print_address_internal):
2101 Move output_addr_const to symbolic case. Add error check.
2103 2017-12-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2105 * config/s390/predicates.md (plus16_Q_operand): New predicate.
2106 * config/s390/s390.md: Disable MVC merging peephole if it would
2107 disable operand forwarding.
2108 (new peephole2): Split MVCs if it would turn them into up to 2
2111 2017-12-01 Richard Biener <rguenther@suse.de>
2113 PR tree-optimization/83232
2114 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Fix
2115 detection of same access. Instead of breaking the group here
2116 do not consider the duplicate. Add comment explaining real fix.
2118 2017-12-01 Jonathan Wakely <jwakely@redhat.com>
2120 * doc/md.texi (Insn Splitting): Fix "central flowgraph" typo.
2122 2017-12-01 Sudakshina Das <sudi.das@arm.com>
2124 * config/arm/vfp.md (*movhf_vfp_fp16): Add conds attribute.
2126 2017-12-01 Jakub Jelinek <jakub@redhat.com>
2128 * function.h (struct function): Remove cilk_frame_decl,
2129 is_cilk_function and calls_cilk_spawn fields.
2130 * tree-inline.h (struct copy_body_data): Remove remap_var_for_cilk
2132 * omp-simd-clone.c (simd_clone_clauses_extract): Don't clear
2133 cilk_elemental field.
2134 * cgraph.h (struct cgraph_simd_clone): Remove cilk_elemental field.
2135 * target.def: Adjust comment.
2136 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2137 Don't test cilk_elemental.
2139 PR tree-optimization/83233
2140 * gimple-ssa-store-merging.c (nop_stats, bswap_stats): Use
2141 bswap_stat name for the struct.
2144 * tree.h (SWITCH_BREAK_LABEL_P): Define.
2145 * gimplify.c (collect_fallthrough_labels): Handle GIMPLE_BIND
2146 starting with a GIMPLE_SWITCH and ending with GIMPLE_LABEL with
2147 SWITCH_BREAK_LABEL_P set on the label.
2148 (gimplify_switch_expr): Set SWITCH_BREAK_LABEL_P on the label
2149 added for default case if it was missing and not all cases covered.
2150 Wrap GIMPLE_SWITCH and the switch_body_seq into a GIMPLE_BIND if
2151 switch_body_seq ends with a GIMPLE_LABEL with SWITCH_BREAK_LABEL_P
2153 * tree-chrec.c (evolution_function_is_univariate_p): Add return true;
2154 to avoid -Wimplicit-fallthrough warning.
2155 * config/i386/i386.c (ix86_expand_special_args_builtin): Add
2156 FALLTHRU comment to avoid -Wimplicit-fallthrough warning.
2158 PR tree-optimization/83221
2159 * tree-ssa-reassoc.c (sort_by_operand_rank): Shift bb_rank
2161 (init_reassoc): Formatting fix.
2164 * tree-cfg.c (group_case_labels_stmt): Don't optimize away
2165 C++ FE implicitly added __builtin_unreachable () until -Wreturn-type
2169 * tree-cfg.c: Include asan.h.
2170 (gimple_seq_unreachable_p): Return false for -fsanitize=unreachable.
2172 2017-12-01 Sergey Shalnov <Sergey.Shalnov@intel.com>
2174 * config/i386/i386.md: Fix AVX512 register width in AVX512 instruction.
2176 2017-12-01 Sergey Shalnov <Sergey.Shalnov@intel.com>
2178 * config/i386/i386.c (standard_sse_constant_opcode): Fix wrong form for
2179 vpcmpeqd instruction.
2181 2017-12-01 Sergey Shalnov <Sergey.Shalnov@intel.com>
2183 * config/i386/i386.c (standard_sse_constant_opcode): Fix
2184 registers type for 128bit mode.
2186 2017-11-30 Jakub Jelinek <jakub@redhat.com>
2188 * spellcheck-tree.c (test_find_closest_identifier): Use ; instead
2190 * gengtype-state.c (read_state_pair): Likewise.
2191 * gimple-fold.c (gimple_fold_builtin_string_compare): Likewise.
2192 * sel-sched-dump.c (dump_insn_rtx_1): Likewise.
2193 * ipa-cp.c (intersect_aggregates_with_edge): Likewise.
2194 * ifcvt.c (noce_try_store_flag_constants): Likewise.
2195 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2196 * omp-grid.c (grid_process_kernel_body_copy): Likewise.
2197 * builtins.c (fold_builtin_3): Likewise.
2198 * graphite-scop-detection.c
2199 (scop_detection::stmt_has_simple_data_refs_p): Likewise.
2200 * hsa-gen.c (hsa_function_representation::hsa_function_representation):
2203 2017-12-01 Maxim Ostapenko <m.ostapenko@samsung.com>
2206 * asan.c (asan_protect_global): Add new ignore_decl_rtl_set_p
2207 parameter. Return true if ignore_decl_rtl_set_p is true and other
2208 conditions are satisfied.
2209 * asan.h (asan_protect_global): Add new parameter.
2210 * varasm.c (categorize_decl_for_section): Pass true as second parameter
2211 to asan_protect_global calls.
2213 2017-11-30 Jim Wilson <jimw@sifive.com>
2215 * doc/invoke.texi (RISC-V Options): Delete nonexistent -mmemcpy and
2216 -mno-memcpy options. For -mplt, -mfdiv, -mdiv, -msave-restore, and
2217 -mstrict-align, add info on default value. Delete redundant lines for
2218 -mabi. Add missing -mexplicit-relocs docs.
2220 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2222 * config/arc/arc.md (trap): New pattern.
2224 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2226 * config/arc/arc.c (hwloop_optimize): Prevent the last ZOL
2227 instruction to end into a delay slot.
2228 * config/arc/arc.md (cond_delay_insn): Check if the instruction
2229 can be placed into a delay slot against reg_note.
2231 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2233 * config/arc/arc.c (hwloop_optimize): Update hw-loop's end/start
2234 labels number of usages.
2236 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2238 * config/arc/arc.c (arc_cannot_substitue_mem_equiv_p): New
2240 (TARGET_CANNOT_SUBSTITUTE_MEM_EQUIV_P): Define.
2242 2017-11-30 Jakub Jelinek <jakub@redhat.com>
2245 * internal-fn.c (expand_mul_overflow): Optimize unsigned
2246 multiplication by power of 2 constant into two shifts + comparison.
2248 2017-11-30 Jan Hubicka <hubicka@ucw.cz>
2251 * config/i386/x86-tune-costs.h (generic_cost): Revise for modern CPUs.
2253 2017-11-30 Richard Biener <rguenther@suse.de>
2255 PR tree-optimization/83202
2256 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
2257 allow_peel argument and guard peeling.
2258 (canonicalize_loop_induction_variables): Likewise.
2259 (canonicalize_induction_variables): Pass false.
2260 (tree_unroll_loops_completely_1): Pass unroll_outer to disallow
2261 peeling from cunrolli.
2263 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2265 * combine.c (try_combine): Print a message to dump file whenever
2266 I0, I1, or I2 cannot be combined into I3.
2268 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2270 PR rtl-optimization/83156
2271 PR rtl-optimization/82621
2272 * combine.c (try_combine): Don't split an I2 if one of the dests is
2273 set again before I3. Allow unused dests.
2275 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2277 * config/rs6000/rs6000.md (*add<mode>3_carry_in_internal2): New.
2279 2017-11-29 Vladimir Makarov <vmakarov@redhat.com>
2281 PR rtl-optimization/80818
2282 * lra.c (collect_non_operand_hard_regs): New arg insn. Pass it
2283 recursively. Use insn code for clobber.
2284 (lra_set_insn_recog_data): Pass the new arg to
2285 collect_non_operand_hard_regs.
2286 (add_regs_to_insn_regno_info): Pass insn instead of uid. Use insn
2288 (lra_update_insn_regno_info): Pass insn to
2289 add_regs_to_insn_regno_info.
2291 2017-11-29 Jim Wilson <jimw@sifive.com>
2292 Andrew Waterman <andrew@sifive.com>
2294 * config/riscv/riscv.c (SINGLE_SHIFT_COST): New.
2295 (riscv_rtx_costs): Case ZERO_EXTRACT, match new pattern, and return
2296 SINGLE_SHIFT_COST. Case LT and ZERO_EXTEND, likewise. Case ASHIFT,
2297 use SINGLE_SHIFT_COST.
2298 * config/riscv/riscv.md (lshrsi3_zero_extend_1): New.
2299 (lshrsi3_zero_extend_2, lshrsi3_zero_extend_3): New.
2301 2017-11-29 Julia Koval <julia.koval@intel.com>
2303 * config/i386/avx512vbmi2intrin.h (_mm512_shldv_epi16,
2304 _mm512_mask_shldv_epi16, _mm512_maskz_shldv_epi16, _mm512_shldv_epi32,
2305 _mm512_mask_shldv_epi32, _mm512_maskz_shldv_epi32, _mm512_shldv_epi64,
2306 _mm512_mask_shldv_epi64, _mm512_maskz_shldv_epi64): New intrinsics.
2307 * config/i386/avx512vbmi2vlintrin.h (_mm256_shldv_epi16,
2308 _mm256_mask_shldv_epi16, _mm256_maskz_shldv_epi16, _mm256_shldv_epi32,
2309 _mm256_mask_shldv_epi32, _mm256_maskz_shldv_epi32, _mm256_shldv_epi64,
2310 _mm256_mask_shldv_epi64, _mm256_maskz_shldv_epi64, _mm_shldv_epi16,
2311 _mm_mask_shldv_epi16, _mm_maskz_shldv_epi16, _mm_shldv_epi32,
2312 _mm_mask_shldv_epi32, _mm_maskz_shldv_epi32, _mm_shldv_epi64,
2313 _mm_mask_shldv_epi64, _mm_maskz_shldv_epi64): Ditto.
2314 * config/i386/i386-builtin.def (__builtin_ia32_vpshldv_v32hi,
2315 __builtin_ia32_vpshldv_v32hi_mask, __builtin_ia32_vpshldv_v32hi_maskz,
2316 __builtin_ia32_vpshldv_v16hi, __builtin_ia32_vpshldv_v16hi_mask,
2317 __builtin_ia32_vpshldv_v16hi_maskz, __builtin_ia32_vpshldv_v8hi,
2318 __builtin_ia32_vpshldv_v8hi_mask, __builtin_ia32_vpshldv_v8hi_maskz,
2319 __builtin_ia32_vpshldv_v16si, __builtin_ia32_vpshldv_v16si_mask,
2320 __builtin_ia32_vpshldv_v16si_maskz, __builtin_ia32_vpshldv_v8si,
2321 __builtin_ia32_vpshldv_v8si_mask, __builtin_ia32_vpshldv_v8si_maskz,
2322 __builtin_ia32_vpshldv_v4si, __builtin_ia32_vpshldv_v4si_mask,
2323 __builtin_ia32_vpshldv_v4si_maskz, __builtin_ia32_vpshldv_v8di,
2324 __builtin_ia32_vpshldv_v8di_mask, __builtin_ia32_vpshldv_v8di_maskz,
2325 __builtin_ia32_vpshldv_v4di, __builtin_ia32_vpshldv_v4di_mask,
2326 __builtin_ia32_vpshldv_v4di_maskz, __builtin_ia32_vpshldv_v2di,
2327 __builtin_ia32_vpshldv_v2di_mask,
2328 __builtin_ia32_vpshldv_v2di_maskz): New builtins.
2329 * config/i386/sse.md (vpshldv_<mode>, vpshldv_<mode>_mask,
2330 vpshldv_<mode>_maskz, vpshldv_<mode>_maskz_1): New patterns.
2332 2017-11-29 Julia Koval <julia.koval@intel.com>
2334 * config/i386/avx512vbmi2intrin.h (_mm512_shrdv_epi16,
2335 _mm512_mask_shrdv_epi16, _mm512_maskz_shrdv_epi16, _mm512_shrdv_epi32,
2336 _mm512_mask_shrdv_epi32, _mm512_maskz_shrdv_epi32, _mm512_shrdv_epi64,
2337 _mm512_mask_shrdv_epi64, _mm512_maskz_shrdv_epi64): New intrinsics.
2338 * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdv_epi16,
2339 _mm256_mask_shrdv_epi16, _mm256_maskz_shrdv_epi16, _mm256_shrdv_epi32,
2340 _mm256_mask_shrdv_epi32, _mm256_maskz_shrdv_epi32, _mm256_shrdv_epi64,
2341 _mm256_mask_shrdv_epi64, _mm256_maskz_shrdv_epi64, _mm_shrdv_epi16,
2342 _mm_mask_shrdv_epi16, _mm_maskz_shrdv_epi16, _mm_shrdv_epi32,
2343 _mm_mask_shrdv_epi32, _mm_maskz_shrdv_epi32, _mm_shrdv_epi64,
2344 _mm_mask_shrdv_epi64, _mm_maskz_shrdv_epi64): Ditto.
2345 * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_V32HI,
2346 V32HI_FTYPE_V32HI_V32HI_V32HI_INT, V16HI_FTYPE_V16HI_V16HI_V16HI_INT,
2347 V8HI_FTYPE_V8HI_V8HI_V8HI_INT, V8SI_FTYPE_V8SI_V8SI_V8SI_INT,
2348 V4SI_FTYPE_V4SI_V4SI_V4SI_INT, V8DI_FTYPE_V8DI_V8DI_V8DI,
2349 V8DI_FTYPE_V8DI_V8DI_V8DI_INT, V4DI_FTYPE_V4DI_V4DI_V4DI_INT,
2350 V16SI_FTYPE_V16SI_V16SI_V16SI, V16SI_FTYPE_V16SI_V16SI_V16SI_INT,
2351 V2DI_FTYPE_V2DI_V2DI_V2DI_INT): New types.
2352 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
2353 * config/i386/sse.md (vpshrdv_<mode>, vpshrdv_<mode>_mask,
2354 vpshrdv_<mode>_maskz, vpshrdv_<mode>_maskz_1): New pattern.
2356 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2358 * config/sparc/sparc.c (sparc_do_work_around_errata): Treat the
2359 movsi_pic_gotdata_op instruction as a load for the UT699 errata
2362 2017-11-29 Martin Aberg <maberg@gaisler.com>
2364 * config/sparc/sparc.md (divdf3_fix): Add NOP and adjust length
2365 to prevent b2bst errata sequence.
2366 (sqrtdf2_fix): Likewise.
2368 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2370 * config/sparc/sparc.c (fpop_reg_depend_p): New function.
2371 (div_sqrt_insn_p): New function.
2372 (sparc_do_work_around_errata): Insert NOP instructions to
2373 prevent sequences that could trigger the TN-0013 errata for
2374 certain LEON3 processors.
2375 (pass_work_around_errata::gate): Also test sparc_fix_lost_divsqrt.
2376 (sparc_option_override): Set sparc_fix_lost_divsqrt appropriately.
2377 * config/sparc/sparc.md (fix_lost_divsqrt): New attribute.
2378 (in_branch_delay): Prevent div and sqrt in delay slot if
2380 * config/sparc/sparc.opt (sparc_fix_lost_divsqrt): New variable.
2382 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2384 * config/sparc/sparc.c (atomic_insn_p): New function.
2385 (sparc_do_work_around_errata): Insert NOP instructions to
2386 prevent sequences that could trigger the TN-0010 errata for
2388 * config/sparc/sync.md (atomic_compare_and_swap_leon3_1): Make
2389 instruction referable in atomic_insns_p.
2391 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2393 * config/sparc/sync.md (swapsi): 16-byte align if sparc_fix_gr712rc.
2394 (atomic_compare_and_swap_leon3_1): Likewise.
2397 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2399 * config/sparc/sparc.c (fpop_insn_p): New function.
2400 (sparc_do_work_around_errata): Insert NOP instructions to
2401 prevent sequences that could trigger the TN-0012 errata for
2403 (pass_work_around_errata::gate): Also test sparc_fix_gr712rc.
2404 * config/sparc/sparc.md (fix_gr712rc): New attribute.
2405 (in_branch_annul_delay): Prevent floating-point instructions
2406 in delay slot of annulled integer branch.
2408 2017-11-29 Richard Biener <rguenther@suse.de>
2410 PR tree-optimization/83202
2411 * tree-vect-slp.c (scalar_stmts_set_t): New typedef.
2413 (vect_analyze_slp_cost_1): Add visited set, do not account SLP
2414 nodes vectorized to the same stmts multiple times.
2415 (vect_analyze_slp_cost): Allocate a visited set and pass it down.
2416 (vect_analyze_slp_instance): Adjust.
2417 (scalar_stmts_to_slp_tree_map_t): New typedef.
2418 (vect_schedule_slp_instance): Add a map recording the SLP node
2419 representing the vectorized stmts for a set of scalar stmts.
2420 Avoid code-generating redundancies.
2421 (vect_schedule_slp): Allocate map and pass it down.
2423 2017-11-29 Nathan Sidwell <nathan@acm.org>
2426 * tree.c (build_complex_type): Fix canonicalization. Only fill in
2429 2017-11-29 Wilco Dijkstra <wdijkstr@arm.com>
2431 * config/aarch64/aarch64.c (aarch64_print_operand): Add new
2432 cases for printing LDP/STP memory addresses.
2433 (aarch64_print_address_internal): Renamed from
2434 aarch64_print_operand_address, added parameter, add Pmode check.
2435 (aarch64_print_ldpstp_address): New function for LDP/STP addresses.
2436 (aarch64_print_operand_address): Indirect to
2437 aarch64_print_address_internal.
2438 * config/aarch64/aarch64-simd.md (store_pair_lanes): Use new
2439 'y' operand output specifier.
2441 2017-11-29 Jakub Jelinek <jakub@redhat.com>
2444 * tree.c (build_simple_mem_ref_loc): Handle
2445 get_addr_base_and_unit_offset returning a MEM_REF.
2448 * rtlanal.c (seq_cost): For non-single_set insns try to use insn_cost.
2451 * config/i386/sse.md (vec_concatv2di): Remove * from (=Yr,0,*rm)
2454 2017-11-28 David Malcolm <dmalcolm@redhat.com>
2456 * diagnostic-show-locus.c (layout::print_trailing_fixits): Handle
2458 (layout::move_to_column): Likewise.
2460 2017-11-28 Jakub Jelinek <jakub@redhat.com>
2463 * tree.c (block_may_fallthru): Return false if SWITCH_ALL_CASES_P
2464 is set on SWITCH_EXPR and !block_may_fallthru (SWITCH_BODY ()).
2466 2017-11-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2467 Martin Jambor <mjambor@suse.cz>
2470 * tree.h (expr_type_first_operand_type_p): Declare
2471 * tree.c (expr_type_first_operand_type_p): New function.
2472 * ipa-prop.h (ipa_get_type): Allow i to be out of bounds.
2473 (ipa_value_from_jfunc): Adjust declaration.
2474 * ipa-cp.c (ipa_get_jf_pass_through_result): New parameter RES_TYPE.
2475 Use it as result type for arithmetics, unless it is NULL in which case
2476 be more conservative.
2477 (ipa_value_from_jfunc): New parameter PARM_TYPE, pass it to
2478 ipa_get_jf_pass_through_result.
2479 (propagate_vals_across_pass_through): Likewise.
2480 (propagate_scalar_across_jump_function): New parameter PARM_TYPE, pass
2481 is to propagate_vals_across_pass_through.
2482 (propagate_constants_across_call): Pass PARM_TYPE to
2483 propagate_scalar_across_jump_function.
2484 (find_more_scalar_values_for_callers_subset): Pass parameter type to
2485 ipa_value_from_jfunc.
2486 (cgraph_edge_brings_all_scalars_for_node): Likewise.
2487 * ipa-fnsummary.c (evaluate_properties_for_edge): Renamed parms_info
2488 to caller_parms_info, pass parameter type to ipa_value_from_jfunc.
2489 * ipa-prop.c (try_make_edge_direct_simple_call): New parameter
2490 target_type, pass it to ipa_value_from_jfunc.
2491 (update_indirect_edges_after_inlining): Pass parameter type to
2492 try_make_edge_direct_simple_call.
2494 2017-11-28 Jeff Law <law@redhat.com>
2496 * gimple-ssa-evrp-analyze.c
2497 (evrp_range_analyzer::record_ranges_from_phis): Only use SCEV to
2498 refine ranges if scev_initialized_p returns true.
2499 * vr-values.c (vr_values::extract_range_from_phi_node): Likewise.
2501 2017-11-28 Julia Koval <julia.koval@intel.com>
2503 * config/i386/avx512vbmi2intrin.h (_mm512_shrdi_epi16,
2504 _mm512_mask_shrdi_epi16, _mm512_maskz_shrdi_epi16, _mm512_shrdi_epi32,
2505 _mm512_mask_shrdi_epi32, _mm512_maskz_shrdi_epi32, _mm512_shrdi_epi64,
2506 _mm512_mask_shrdi_epi64, _mm512_maskz_shrdi_epi64): New intrinsics.
2507 * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdi_epi16,
2508 _mm256_mask_shrdi_epi16, _mm256_maskz_shrdi_epi16,
2509 _mm256_mask_shrdi_epi32, _mm256_maskz_shrdi_epi32, _mm256_shrdi_epi32,
2510 _mm256_mask_shrdi_epi64, _mm256_maskz_shrdi_epi64, _mm256_shrdi_epi64,
2511 _mm_mask_shrdi_epi16, _mm_maskz_shrdi_epi16, _mm_shrdi_epi16,
2512 _mm_mask_shrdi_epi32, _mm_maskz_shrdi_epi32, _mm_shrdi_epi32,
2513 _mm_mask_shrdi_epi64, _mm_maskz_shrdi_epi64, _mm_shrdi_epi64): Ditto.
2514 * config/i386/i386-builtin.def (__builtin_ia32_vpshrd_v32hi,
2515 __builtin_ia32_vpshrd_v32hi_mask, __builtin_ia32_vpshrd_v16hi,
2516 __builtin_ia32_vpshrd_v16hi_mask, __builtin_ia32_vpshrd_v8hi,
2517 __builtin_ia32_vpshrd_v8hi_mask, __builtin_ia32_vpshrd_v16si,
2518 __builtin_ia32_vpshrd_v16si_mask, __builtin_ia32_vpshrd_v8si,
2519 __builtin_ia32_vpshrd_v8si_mask, __builtin_ia32_vpshrd_v4si,
2520 __builtin_ia32_vpshrd_v4si_mask, __builtin_ia32_vpshrd_v8di,
2521 __builtin_ia32_vpshrd_v8di_mask, __builtin_ia32_vpshrd_v4di,
2522 __builtin_ia32_vpshrd_v4di_mask, __builtin_ia32_vpshrd_v2di,
2523 __builtin_ia32_vpshrd_v2di_mask): New builtins.
2524 * config/i386/sse.md (vpshrd_<mode><mask_name>): New pattern.
2526 2017-11-28 Julia Koval <julia.koval@intel.com>
2528 * config/i386/avx512vbmi2intrin.h (_mm512_shldi_epi16,
2529 _mm512_mask_shldi_epi16, _mm512_maskz_shldi_epi16, _mm512_shldi_epi32,
2530 _mm512_mask_shldi_epi32, _mm512_maskz_shldi_epi32, _mm512_shldi_epi64,
2531 _mm512_mask_shldi_epi64, _mm512_maskz_shldi_epi64): New intrinsics.
2532 * config/i386/avx512vbmi2vlintrin.h (_mm256_shldi_epi16,
2533 _mm256_mask_shldi_epi16, _mm256_maskz_shldi_epi16,
2534 _mm256_mask_shldi_epi32, _mm256_maskz_shldi_epi32, _mm256_shldi_epi32,
2535 _mm256_mask_shldi_epi64, _mm256_maskz_shldi_epi64, _mm256_shldi_epi64,
2536 _mm_mask_shldi_epi16, _mm_maskz_shldi_epi16, _mm_shldi_epi16,
2537 _mm_mask_shldi_epi32, _mm_maskz_shldi_epi32, _mm_shldi_epi32,
2538 _mm_mask_shldi_epi64, _mm_maskz_shldi_epi64, _mm_shldi_epi64): Ditto.
2539 * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_INT,
2540 V32HI_FTYPE_V32HI_V32HI_INT_V32HI_INT, V16SI_FTYPE_V16SI_V16SI_INT,
2541 V16SI_FTYPE_V16SI_V16SI_INT_V16SI_INT,
2542 V8DI_FTYPE_V8DI_V8DI_INT_V8DI_INT, V8SI_FTYPE_V8SI_V8SI_INT_V8SI_INT,
2543 V16HI_FTYPE_V16HI_V16HI_INT_V16HI_INT,
2544 V4DI_FTYPE_V4DI_V4DI_INT_V4DI_INT,
2545 V8HI_FTYPE_V8HI_V8HI_INT_V8HI_INT,
2546 V4SI_FTYPE_V4SI_V4SI_INT_V4SI_INT,
2547 V2DI_FTYPE_V2DI_V2DI_INT_V2DI_INT): New types.
2548 * config/i386/i386-builtin.def (__builtin_ia32_vpshld_v32hi,
2549 __builtin_ia32_vpshld_v32hi_mask, __builtin_ia32_vpshld_v16hi,
2550 __builtin_ia32_vpshld_v16hi_mask, __builtin_ia32_vpshld_v8hi,
2551 __builtin_ia32_vpshld_v8hi_mask, __builtin_ia32_vpshld_v16si,
2552 __builtin_ia32_vpshld_v16si_mask, __builtin_ia32_vpshld_v8si,
2553 __builtin_ia32_vpshld_v8si_mask, __builtin_ia32_vpshld_v4si,
2554 __builtin_ia32_vpshld_v4si_mask, __builtin_ia32_vpshld_v8di,
2555 __builtin_ia32_vpshld_v8di_mask, __builtin_ia32_vpshld_v4di,
2556 __builtin_ia32_vpshld_v4di_mask, __builtin_ia32_vpshld_v2di,
2557 __builtin_ia32_vpshld_v2di_mask): New builtins.
2558 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
2559 * config/i386/sse.md (vpshld_<mode><mask_name>): New pattern.
2561 2017-11-28 Richard Biener <rguenther@suse.de>
2563 PR tree-optimization/80776
2564 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::set_ssa_range_info):
2566 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::set_ssa_range_info):
2568 (evrp_range_analyzer::record_ranges_from_incoming_edges):
2569 If the incoming edge is an effective fallthru because the other
2570 edge only reaches a __builtin_unreachable () then record ranges
2571 derived from the controlling condition in SSA info.
2572 (evrp_range_analyzer::record_ranges_from_phis): Use set_ssa_range_info.
2573 (evrp_range_analyzer::record_ranges_from_stmt): Likewise.
2575 2017-11-28 Olivier Hainque <hainque@adacore.com>
2577 * Makefile.in (SELFTEST_FLAGS): Use nul instead of /dev/null
2578 on mingw build hosts.
2580 2017-11-28 Jakub Jelinek <jakub@redhat.com>
2583 * dbxout.c (dbx_block_with_cold_children): Fix function comment.
2585 2017-11-28 Richard Biener <rguenther@suse.de>
2588 * gimple-fold.c (gimple_fold_builtin_memory_op): For aggregate
2589 copies generated from memcpy use a character array as reference
2592 2017-11-28 Julia Koval <julia.koval@intel.com>
2593 Sebastian Peryt <sebastian.peryt@intel.com>
2595 * Makefile.in (cilkplus.def, cilk-builtins.def, c-family/cilk.o,
2596 c-family/c-cilkplus.o, c-family/array-notation-common.o,
2597 cilk-common.o, cilk.h, cilk-common.c): Remove.
2599 (BT_FN_INT_PTR_PTR_PTR_FTYPE_BT_INT_BT_PTR_BT_PTR_BT_PTR): Remove.
2600 * builtins.c (is_builtin_name): Remove cilkplus condition.
2601 (BUILT_IN_CILK_DETACH, BUILT_IN_CILK_POP_FRAME): Remove.
2602 * builtins.def (DEF_CILK_BUILTIN_STUB, DEF_CILKPLUS_BUILTIN,
2603 cilk-builtins.def, cilkplus.def): Remove.
2604 * cif-code.def (CILK_SPAWN): Remove.
2605 * cilk-builtins.def: Delete.
2606 * cilk-common.c: Ditto.
2608 * cilkplus.def: Ditto.
2609 * config/darwin.h (fcilkplus): Delete.
2610 * cppbuiltin.c: Ditto.
2611 * doc/extend.texi: Remove cilkplus doc.
2612 * doc/generic.texi: Ditto.
2613 * doc/invoke.texi: Ditto.
2614 * doc/passes.texi: Ditto.
2615 * gcc.c (fcilkplus): Remove.
2616 * gengtype.c (cilk.h): Remove.
2617 * gimple-pretty-print.c (dump_gimple_omp_for): Remove cilkplus
2619 * gimple.h (GF_OMP_FOR_KIND_CILKFOR, GF_OMP_FOR_KIND_CILKSIMD):
2621 * gimplify.c (gimplify_return_expr, maybe_fold_stmt,
2623 is_gimple_stmt, gimplify_modify_expr, gimplify_scan_omp_clauses,
2624 gimplify_adjust_omp_clauses, gimplify_omp_for, gimplify_expr): Remove
2625 cilkplus conditions.
2626 * ipa-fnsummary.c (ipa_dump_fn_summary, compute_fn_summary,
2627 inline_read_section): Ditto.
2628 * ipa-inline-analysis.c (cilk.h): Remove.
2629 * ira.c (ira_setup_eliminable_regset): Remove cilkplus support.
2630 * lto-wrapper.c (merge_and_complain, append_compiler_options,
2631 append_linker_options): Remove condition for fcilkplus.
2632 * lto/lto-lang.c (cilk.h): Remove.
2633 (lto_init): Remove condition for fcilkplus.
2634 * omp-expand.c (expand_cilk_for_call): Delete.
2635 (expand_omp_taskreg, expand_omp_for_static_chunk,
2636 expand_omp_for): Remove cilkplus
2638 (expand_cilk_for): Delete.
2639 * omp-general.c (omp_extract_for_data): Remove cilkplus support.
2640 * omp-low.c (scan_sharing_clauses, create_omp_child_function,
2641 execute_lower_omp, diagnose_sb_0): Ditto.
2642 * omp-simd-clone.c (simd_clone_clauses_extract): Ditto.
2643 * tree-core.h (OMP_CLAUSE__CILK_FOR_COUNT_): Delete.
2644 * tree-nested.c: Ditto.
2645 * tree-pretty-print.c (dump_omp_clause): Remove cilkplus support.
2646 (dump_generic_node): Ditto.
2647 * tree.c (OMP_CLAUSE__CILK_FOR_COUNT_): Delete.
2648 * tree.def (cilk_simd, cilk_for, cilk_spawn_stmt, cilk_sync_stmt):
2650 * tree.h (CILK_SPAWN_FN, EXPR_CILK_SPAWN): Delete.
2652 2017-11-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2654 * config/aarch64/aarch64.md (div<mode>3): Change check to TARGET_FLOAT.
2655 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Add early exit
2656 for vector mode and !TARGET_SIMD.
2658 2017-11-28 Jakub Jelinek <jakub@redhat.com>
2660 * tree.def (SWITCH_EXPR): Change from 3 operand to 2 operand tree.
2662 * tree.h (SWITCH_LABELS): Remove.
2663 * gimplify.c (gimplify_switch_expr): Don't test SWITCH_LABELS,
2664 assert SWITCH_BODY is non-NULL.
2665 * tree-pretty-print.c (dump_generic_node): Remove SWITCH_LABELS
2667 * tree.c (block_may_fallthru): Always return true; for SWITCH_EXPR.
2669 PR tree-optimization/80788
2670 * match.pd (X +- C1 CMP C2 -> X CMP C2 -+ C1): If res
2671 has TREE_OVERFLOW set, call drop_tree_overflow.
2673 2017-11-28 Richard Biener <rguenther@suse.de>
2675 PR tree-optimization/83158
2676 * tree-vrp.c (intersect_ranges): Prefer ~[0, 0] in a few more cases.
2678 2017-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2681 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not handle
2682 TARGET_ISEL && !TARGET_MFCRF differently. Simplify code.
2684 2017-11-27 Segher Boessenkool <segher@kernel.crashing.org>
2686 * config/rs6000/rs6000.md (<code><GPR:mode><GPR2:mode>2_isel): Change
2687 LT/GT/LTU/GTU to LE/GE/LEU/GEU where possible.
2689 2017-11-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2692 * varasm.c (compare_constant): Take the mode of the constants into
2693 account when comparing floating point constants.
2695 2017-11-27 Gerald Pfeifer <gerald@pfeifer.com>
2697 * hash-set.h (DEFINE_DEBUG_HASH_SET): Remove static qualifier
2698 from explicit instantiation of debug_helper.
2699 * vec.h (DEFINE_DEBUG_VEC): Ditto.
2701 2017-11-27 Richard Biener <rguenther@suse.de>
2703 * gimple-fold.c (gimple_fold_builtin_memory_op): Remove dead code,
2706 2017-11-27 Richard Biener <rguenther@suse.de>
2708 * tree.c (wide_int_to_tree): Free discarded INTEGER_CST.
2709 (type_hash_canon): Also clear int_cst_hash_table entry for
2711 (build_nonstandard_integer_type): Hash all TYPE_MAX_VALUEs.
2713 2017-11-27 Tamar Christina <tamar.christina@arm.com>
2715 * doc/extend.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
2716 * doc/invoke.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
2717 * doc/sourcebuild.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
2719 2017-11-27 Markus Trippelsdorf <markus@trippelsdorf.de>
2721 * hash-map.h (gt_cleare_cache): Avoid UB.
2723 2017-11-27 Eric Botcazou <ebotcazou@adacore.com>
2725 * cfgloop.h (struct loop): Document usage of USHRT_MAX for unroll.
2726 * loop-unroll.c (decide_unroll_constant_iterations): Implement it.
2727 (decide_unroll_runtime_iterations): Likewise.
2728 (decide_unroll_stupid): Likewise.
2730 2017-11-27 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
2733 * config/i386/i386.md: Add a loop with incssp.
2735 2017-11-27 Martin Jambor <mjambor@suse.cz>
2737 PR tree-optimization/81248
2738 * tree-sra.c (splice_param_accesses): Remove size check.
2739 (decide_one_param_reduction): Fix size check.
2740 * gimple-pretty-print.c (dump_profile): Silence warning.
2741 * params.def (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Adjust description.
2743 2017-11-27 Jakub Jelinek <jakub@redhat.com>
2746 * dbxout.c (lastlineno): New variable.
2747 (dbx_debug_hooks): Use dbxout_switch_text_section as
2748 switch_text_section debug hook.
2749 (dbxout_function_end): Switch to current_function_section
2750 rather than function_section. If crtl->has_bb_partition,
2751 output just one N_FUN, depending on in_cold_section_p.
2752 (dbxout_source_line): Remember last lineno in lastlineno.
2753 (dbxout_switch_text_section): New function.
2754 (dbxout_function_decl): Adjust dbxout_block caller.
2755 (dbx_block_with_cold_children): New function.
2756 (dbxout_block): Return true if any LBRAC/RBRAC have been
2757 emitted. Use dbx_block_with_cold_children at depth == 0
2758 in second partition. Add PARENT_BLOCKNUM argument, pass
2759 it optionally adjusted to children. Output LBRAC/RBRAC
2760 around recursive call only if the block is in the current
2761 partition, if not and anything was output, emit empty
2763 * final.c (final_scan_insn): Compute cold_function_name
2764 before calling switch_text_section debug hook. Call
2765 that hook even if dwarf2out_do_frame if not emitting
2769 * varasm.c (bss_initializer_p): Return true for DECL_COMMON
2770 TREE_READONLY decls.
2772 2017-11-27 Markus Trippelsdorf <markus@trippelsdorf.de>
2774 PR rtl-optimization/82488
2775 * expr.c (fixup_args_size_notes): Avoid signed integer overflow.
2777 2017-11-26 Julia Koval <julia.koval@intel.com>
2779 * config/i386/i386.c (processor_target_table): Add skylake_cost for
2781 * config/i386/x86-tune-costs.h (skylake_memcpy, skylake_memset,
2784 2017-11-26 Julia Koval <julia.koval@intel.com>
2786 * config/i386/driver-i386.c (host_detect_local_cpu):
2787 Detect skylake-avx512.
2789 2017-11-26 Julia Koval <julia.koval@intel.com>
2791 * config.gcc: Add -march=cannonlake.
2792 * config/i386/driver-i386.c (host_detect_local_cpu): Detect cannonlake.
2793 * config/i386/i386-c.c (ix86_target_macros_internal): Handle cannonlake.
2794 * config/i386/i386.c (processor_costs): Add m_CANNONLAKE.
2795 (PTA_CANNONLAKE): New.
2796 (processor_target_table): Add cannonlake.
2797 (ix86_option_override_internal): Ditto.
2798 (fold_builtin_cpu): Ditto.
2799 (get_builtin_code_for_version): Handle cannonlake.
2800 (M_INTEL_COREI7_CANNONLAKE): New.
2801 * config/i386/i386.h (TARGET_CANNONLAKE, PROCESSOR_CANNONLAKE): New.
2802 * doc/invoke.texi: Add -march=cannonlake.
2804 2017-11-14 Boris Kolpackov <boris@codesynthesis.com>
2806 * plugin.c (add_new_plugin): Use platform-specific library extensions.
2807 (try_init_one_plugin): Alternative implementation for MinGW.
2808 * Makefile.in (plugin_implib): New.
2809 (gengtype-lex.c): Fix broken AIX workaround.
2810 * configure: Regenerate.
2811 * doc/plugins.texi: Document support for MinGW.
2813 2017-11-25 Jakub Jelinek <jakub@redhat.com>
2815 PR rtl-optimization/81553
2816 * combine.c (simplify_if_then_else): In (if_then_else COND (OP Z C1) Z)
2817 to (OP Z (mult COND (C1 * STORE_FLAG_VALUE))) optimization, if OP
2818 is a shift where C1 has different mode than the whole shift, use C1's
2819 mode for MULT rather than the shift's mode.
2822 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Don't fold
2823 builtins not enabled in the currently selected ISA.
2825 2017-11-24 Jackson Woodruff <jackson.woodruff@arm.com>
2827 PR tree-optimization/71026
2828 * tree-ssa-math-opts (is_division_by_square, is_square_of): New.
2829 (insert_reciprocals): Change to insert reciprocals before a division
2830 by a square and to insert the square of a reciprocal.
2831 (execute_cse_reciprocals_1): Change to consider division by a square.
2832 (register_division_in): Add importance parameter.
2834 2017-11-24 Richard Biener <rguenther@suse.de>
2836 PR tree-optimization/82402
2837 * tree-vect-loop-manip.c (create_lcssa_for_virtual_phi): Properly
2838 set SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2840 2017-11-24 Marc Glisse <marc.glisse@inria.fr>
2842 * match.pd (0-ptr): New transformation.
2844 2017-11-24 Jan Hubicka <hubicka@ucw.cz>
2847 * ipa-inline.c (inline_small_functions): Set current badnes correctly
2848 when skipping checking.
2850 2017-11-24 Richard Biener <rguenther@suse.de>
2852 PR tree-optimization/83128
2853 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle STRING_CSTs.
2854 (vn_reference_lookup_3): Likewise.
2856 2017-11-24 Jakub Jelinek <jakub@redhat.com>
2859 * ubsan.c (ubsan_type_descriptor): Use pp_unsigned_wide_integer
2860 instead of pp_printf with HOST_WIDE_INT_PRINT_DEC. Avoid calling
2863 * tree-object-size.c (pass_through_call): Use gimple_call_return_flags
2864 ERF_RETURN*ARG* for builtins other than BUILT_IN_ASSUME_ALIGNED,
2865 check for the latter with gimple_call_builtin_p. Do not handle
2866 BUILT_IN_STPNCPY_CHK which is not a pass through call.
2868 2017-11-24 Christophe Lyon <christophe.lyon@linaro.org>
2870 * config/arm/arm_neon.h: Fix pragma GCC push_options before
2873 2017-11-23 Julia Koval <julia.koval@intel.com>
2875 * config/i386/avx512vbmi2intrin.h (_mm512_mask_expand_epi8,
2876 _mm512_maskz_expand_epi8, _mm512_mask_expandloadu_epi8,
2877 _mm512_maskz_expandloadu_epi8, _mm512_mask_expand_epi16,
2878 _mm512_maskz_expand_epi16, _mm512_mask_expandloadu_epi16,
2879 _mm512_maskz_expandloadu_epi16): New intrinsics.
2880 * config/i386/avx512vbmi2vlintrin.h (_mm_mask_expand_epi8,
2881 _mm_maskz_expand_epi8, _mm_mask_expandloadu_epi8,
2882 _mm_maskz_expandloadu_epi8, _mm_mask_expand_epi16,
2883 _mm_maskz_expand_epi16, _mm_mask_expandloadu_epi16,
2884 _mm_maskz_expandloadu_epi16, _mm256_mask_expand_epi16,
2885 _mm256_maskz_expand_epi16, _mm256_mask_expandloadu_epi16,
2886 _mm256_maskz_expandloadu_epi16, _mm256_mask_expand_epi8,
2887 _mm256_maskz_expand_epi8, _mm256_mask_expandloadu_epi8,
2888 _mm256_maskz_expandloadu_epi8): New intrinsics.
2889 * config/i386/i386-builtin-types.def (V64QI_FTYPE_PCV64QI_V64QI_UDI,
2890 V32HI_FTYPE_PCV32HI_V32HI_USI, V32QI_FTYPE_PCV32QI_V32QI_USI,
2891 V16HI_FTYPE_PCV16HI_V16HI_UHI, V16QI_FTYPE_PCV16QI_V16QI_UHI,
2892 V8HI_FTYPE_PCV8HI_V8HI_UQI): New types.
2893 * config/i386/i386.c (ix86_expand_special_args_builtin): Use new types.
2894 * config/i386/sse.md (VI248_VLBW): New iterator.
2895 (expand<mode>_mask, expand<mode>_maskz): New patterns.
2897 2017-11-23 Julia Koval <julia.koval@intel.com>
2899 * config.gcc (avx512vbmi2intrin.h, avx512vbmi2vlintrin): New headers.
2900 * config/i386/avx512vbmi2intrin.h (_mm512_mask_compress_epi8,
2901 _mm512_maskz_compress_epi8, _mm512_mask_compressstoreu_epi8,
2902 _mm512_mask_compress_epi16, _mm512_maskz_compress_epi16,
2903 _mm512_mask_compressstoreu_epi16): New.
2904 * config/i386/avx512vbmi2vlintrin.h (_mm_mask_compress_epi8,
2905 _mm_maskz_compress_epi8, _mm256_mask_compressstoreu_epi16,
2906 _mm_mask_compress_epi16, _mm_maskz_compress_epi16,
2907 _mm256_mask_compress_epi16, _mm256_maskz_compress_epi16,
2908 _mm_mask_compressstoreu_epi8, _mm_mask_compressstoreu_epi16,
2909 _mm256_mask_compress_epi8, _mm256_maskz_compress_epi8,
2910 _mm256_mask_compressstoreu_epi8): New.
2911 * config/i386/i386-builtin-types.def (VOID_FTYPE_PV64QI_V64QI_UDI,
2912 VOID_FTYPE_PV32HI_V32HI_USI, VOID_FTYPE_PV32QI_V32QI_USI,
2913 VOID_FTYPE_PV16QI_V16QI_UHI, VOID_FTYPE_PV16HI_V16HI_UHI,
2914 VOID_FTYPE_PV8HI_V8HI_UQI): New types.
2915 * config/i386/i386-builtin.def (__builtin_ia32_compressqi512_mask,
2916 __builtin_ia32_compresshi512_mask, __builtin_ia32_compressqi256_mask,
2917 __builtin_ia32_compressqi128_mask, __builtin_ia32_compresshi256_mask,
2918 __builtin_ia32_compresshi128_mask,
2919 __builtin_ia32_compressstoreuqi512_mask,
2920 __builtin_ia32_compressstoreuhi512_mask,
2921 __builtin_ia32_compressstoreuqi256_mask,
2922 __builtin_ia32_compressstoreuqi128_mask,
2923 __builtin_ia32_compressstoreuhi256_mask,
2924 __builtin_ia32_compressstoreuhi128_mask): New builtins.
2925 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Create special args
2927 (ix86_expand_special_args_builtin): Handle new types.
2928 (s4fma_expand): Handle new builtin array.
2929 * config/i386/immintrin.h: Include new headers.
2930 * config/i386/sse.md (VI12_AVX512VLBW): New iterator.
2931 (compress<mode>_mask, compressstore<mode>_mask): New patterns.
2933 2017-11-23 Jakub Jelinek <jakub@redhat.com>
2935 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Formatting
2936 fixes. Declare temp and g variables at the top in order to avoid
2937 {} in most of the cases.
2939 2017-11-23 Marc Glisse <marc.glisse@inria.fr>
2941 * match.pd (ptr-0): New transformation.
2943 2017-11-23 Charles Baylis <charles.baylis@linaro.org>
2945 * config/arm/arm-protos.h (enum arm_addr_mode_op): New.
2946 (struct addr_mode_cost_table): New.
2947 (struct tune_params): Add field addr_mode_costs.
2948 * config/arm/arm.c (generic_addr_mode_costs): New.
2949 (arm_slowmul_tune): Initialise addr_mode_costs field.
2950 (arm_fastmul_tune): Likewise.
2951 (arm_strongarm_tune): Likewise.
2952 (arm_xscale_tune): Likewise.
2953 (arm_9e_tune): Likewise.
2954 (arm_marvell_pj4_tune): Likewise.
2955 (arm_v6t2_tune): Likewise.
2956 (arm_cortex_tune): Likewise.
2957 (arm_cortex_a8_tune): Likewise.
2958 (arm_cortex_a7_tune): Likewise.
2959 (arm_cortex_a15_tune): Likewise.
2960 (arm_cortex_a35_tune): Likewise.
2961 (arm_cortex_a53_tune): Likewise.
2962 (arm_cortex_a57_tune): Likewise.
2963 (arm_exynosm1_tune): Likewise.
2964 (arm_xgene1_tune): Likewise.
2965 (arm_cortex_a5_tune): Likewise.
2966 (arm_cortex_a9_tune): Likewise.
2967 (arm_cortex_a12_tune): Likewise.
2968 (arm_cortex_a73_tune): Likewise.
2969 (arm_v7m_tune): Likewise.
2970 (arm_cortex_m7_tune): Likewise.
2971 (arm_v6m_tune): Likewise.
2972 (arm_fa726te_tune): Likewise.
2973 (arm_mem_costs): Use table lookup to calculate cost of addressing mode.
2975 2017-11-23 Charles Baylis <charles.baylis@linaro.org>
2977 * config/arm/arm.c (arm_mem_costs): New function.
2978 (arm_rtx_costs_internal): Use arm_mem_costs.
2980 2017-11-23 Mark Wielaard <mark@klomp.org>
2982 * dwarf2out.c (init_sections_and_labels): Use generation to create
2983 unique ranges_section_label and ranges_base_label. Return generation.
2984 (output_rnglists): Add generation argument. Use generation to create
2985 unique ranges labels.
2986 (dwarf2out_finish): Get generation from init_sections_and_labels
2987 and pass generation to output_rnglists.
2989 2017-11-23 Mike Stump <mikestump@comcast.net>
2990 Eric Botcazou <ebotcazou@adacore.com>
2992 * doc/generic.texi (ANNOTATE_EXPR): Document 3rd operand.
2993 * cfgloop.h (struct loop): Add unroll field.
2994 * function.h (struct function): Add has_unroll bitfield.
2995 * gimplify.c (gimple_boolify) <ANNOTATE_EXPR>: Deal with unroll kind.
2996 (gimplify_expr) <ANNOTATE_EXPR>: Propagate 3rd operand.
2997 * loop-init.c (pass_loop2::gate): Return true if cfun->has_unroll.
2998 (pass_rtl_unroll_loops::gate): Likewise.
2999 * loop-unroll.c (decide_unrolling): Tweak note message. Skip loops
3000 for which loop->unroll==1.
3001 (decide_unroll_constant_iterations): Use note for consistency and
3002 take loop->unroll into account. Return early if loop->unroll is set.
3003 Fix thinko in existing test.
3004 (decide_unroll_runtime_iterations): Use note for consistency and
3005 take loop->unroll into account.
3006 (decide_unroll_stupid): Likewise.
3007 * lto-streamer-in.c (input_cfg): Read loop->unroll.
3008 * lto-streamer-out.c (output_cfg): Write loop->unroll.
3009 * tree-cfg.c (replace_loop_annotate_in_block) <annot_expr_unroll_kind>:
3011 (replace_loop_annotate) <annot_expr_unroll_kind>: Likewise.
3012 (print_loop): Print loop->unroll if set.
3013 * tree-core.h (enum annot_expr_kind): Add annot_expr_unroll_kind.
3014 * tree-inline.c (copy_loops): Copy unroll and set cfun->has_unroll.
3015 * tree-pretty-print.c (dump_generic_node) <annot_expr_unroll_kind>:
3017 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Bail out if
3018 loop->unroll is set and smaller than the trip count. Otherwise bypass
3019 entirely the heuristics if loop->unroll is set. Remove dead note.
3020 Fix off-by-one bug in other note.
3021 (try_peel_loop): Bail out if loop->unroll is set. Fix formatting.
3022 (tree_unroll_loops_completely_1): Force unrolling if loop->unroll
3024 (tree_unroll_loops_completely): Make static.
3025 (pass_complete_unroll::execute): Use correct type for variable.
3026 (pass_complete_unrolli::execute): Fix formatting.
3027 * tree.def (ANNOTATE_EXPR): Add 3rd operand.
3029 2017-11-23 Sergey Shalnov <Sergey.Shalnov@intel.com>
3031 * config/i386/i386.h (TARGET_PREFER_AVX256): Also
3032 enable when TARGET_PREFER_AVX128 is set.
3034 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
3036 * ipa-profile.c (ipa_propagate_frequency_1): Use count instead of
3038 * cgraph.c (cgraph_edge::dump_edge_flags): Dump sreal frequencies.
3039 (cgraph_edge::maybe_hot_p): Use sreal frequencies.
3041 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
3043 * ipa-fnsummary.c (record_modified_bb_info): Use sreal
3044 frequencies. Fix estimation of aggregate parameters.
3046 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
3048 * cgraphclones.c (cgraph_node::create_clone): Fix updating of profile
3051 2017-11-23 Tom de Vries <tom@codesourcery.com>
3053 * config/sh/sh.h (ASM_OUTPUT_ADDR_VEC_ELT): Wrap in "do {} while (0)".
3055 2017-11-23 Tom de Vries <tom@codesourcery.com>
3057 * config/ft32/ft32.h (ASM_OUTPUT_ADDR_VEC_ELT): Remove semicolon after
3060 2017-11-23 Oleg Endo <olegendo@gcc.gnu.org>
3063 * config/sh/sh.md (udivsi3, divsi3, sibcall_value_pcrel,
3064 sibcall_value_pcrel_fdpic): Use local variable instead of
3066 (calli_tbr_rel): Add missing operand 2.
3067 (call_valuei_tbr_rel): Add missing operand 3.
3069 2017-11-23 Jakub Jelinek <jakub@redhat.com>
3072 * expr.c (expand_assignment): For CONCAT to_rtx, complex type from and
3073 bitpos/bitsize covering the whole destination, use store_expr only if
3074 the complex mode is the same. Otherwise, use expand_normal and if
3075 it returns CONCAT, subreg each part separately instead of trying to
3076 subreg the whole result.
3078 2017-11-23 Richard Biener <rguenther@suse.de>
3080 PR tree-optimization/23094
3081 * tree-ssa-sccvn.c (vuse_ssa_val): Handle VN_TOP when we
3082 come here from walking over backedges in the first iteration.
3083 (vn_reference_lookup_3): Skip clobbers that store the same value.
3085 2017-11-23 Richard Biener <rguenther@suse.de>
3087 PR tree-optimization/81403
3088 * tree-ssa-pre.c (get_representative_for): Add parameter specifying
3089 a block we need a leader relative to.
3090 (phi_translate_1): For nary processing require a leader from
3091 get_representative_for given we run expression simplification
3092 using match-and-simplify. Remove previous fix.
3094 2017-11-22 Jeff Law <law@redhat.com>
3096 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::try_find_new_range):
3097 Use new method allocate_value_range rather than accessing the
3098 vrp_value_range_pool data member directly.
3099 * tree-vrp.c (simplify_stmt_for_jump_threading): Tweak slightly
3100 to use extract_range_from_stmt method to avoid need for
3101 extract_range_from_assignment method.
3102 (vrp_prop::vrp_finalize): Use set_lattice_propagation_complete
3103 method rather than setting values_propgated data member directly.
3104 * vr-values.h (class vr_values): Privatize vrp_value_range_pool,
3105 and values propagated data members and extract_range_from_assignment
3106 method. Reorder private data members to conform to standards.
3107 Add new methods set_lattice_propagation_complete and
3108 allocate_value_range.
3110 2017-11-22 Eric Botcazou <ebotcazou@adacore.com>
3112 PR rtl-optimization/83030
3113 * doc/rtl.texi (Flags in an RTL Expression): Alphabetize, add entry
3114 for CROSSING_JUMP_P and mention usage of 'jump' for JUMP_INSNs.
3115 (Insns): Delete entry for REG_CROSSING_JUMP in register notes.
3116 * bb-reorder.c (update_crossing_jump_flags): Do not test whether the
3117 CROSSING_JUMP_P flag is already set before setting it.
3118 * cfgrtl.c (fixup_partition_crossing): Likewise.
3119 * reorg.c (relax_delay_slots): Do not consider a CROSSING_JUMP_P
3122 2017-11-22 Jakub Jelinek <jakub@redhat.com>
3124 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SERIES>:
3125 Handle the case where both arguments are using gen_const_vec_series.
3127 2017-11-22 David Malcolm <dmalcolm@redhat.com>
3130 * pretty-print.c (pp_format): Move quoting implementation to
3131 pp_begin_quote and pp_end_quote. Update pp_format_decoder call
3132 to pass address of "quote" local.
3133 (pp_begin_quote): New function.
3134 (pp_end_quote): New function.
3135 * pretty-print.h (printer_fn): Convert penultimate param from bool
3137 (pp_begin_quote): New decl.
3138 (pp_end_quote): New decl.
3139 * tree-diagnostic.c (default_tree_printer): Convert penultimate
3140 param from bool to bool *.
3141 * tree-diagnostic.h (default_tree_printer): Likewise.
3143 2017-11-22 Jeff Law <law@redhat.com>
3145 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::evrp_range_analyzer)
3146 Initialize vr_values.
3147 (evrp_range_analyzer::try_find_new_range): Call methods attached to
3148 vr_values via vr_values class instance rather than delegators.
3149 (evrp_range_analyzer::record_ranges_from_phis): Likewise.
3150 (evrp_range_analyzer::record_ranges_from_stmt): Likewise.
3151 (evrp_range_analyzer::push_value_range): Likewise.
3152 (evrp_range_analyzer::pop_value_range): Likewise.
3153 * gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Remove
3154 most delegators. Those remaining are exposed as public interfaces.
3155 Make vr_values a pointer and private.
3156 (evrp_range_analyzer::~evrp_range_analyzer): Delete the attached
3158 (evrp_range_analyzer::get_vr_value): New method.
3159 * gimple-ssa-evrp.c (class evrp_folder): Use DISABLE_COPY_AND_ASSIGN.
3160 (evrp_folder::evrp_folder): New ctor to initialize vr_values.
3161 (class evrp_dom_walker): Attach evrp_folder class, initialize
3162 it in the ctor. Remove temporary delegators.
3163 (evrp_dom_walker::before_dom_children): Call methods in attached
3164 evrp_range_analyzer class via class instance pointer. Use
3165 free value_range_constant_singleton to remove need for
3166 op_with_constant_singleton_value delegator method. Do not
3167 create a vrp_prop class instance for every call! Narrow
3168 scope of a couple variables.
3169 (evrp_dom_walker::cleanup): Call methods in attached
3170 evrp_range_analyzer class via class instance pointer.
3171 * vr-values.h (class vr_values): Privatize many methods and
3174 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
3176 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): Delete.
3177 * cfgexpand.c (expand_debug_expr): Remove handling for them.
3178 * expr.c (expand_expr_real_2): Likewise.
3179 * fold-const.c (const_unop): Likewise.
3180 * optabs-tree.c (optab_for_tree_code): Likewise.
3181 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3182 * tree-inline.c (estimate_operator_cost): Likewise.
3183 * tree-pretty-print.c (dump_generic_node): Likewise.
3184 (op_code_prio): Likewise.
3185 (op_symbol_code): Likewise.
3186 * internal-fn.def (DEF_INTERNAL_SIGNED_OPTAB_FN): Define.
3187 (IFN_REDUC_PLUS, IFN_REDUC_MAX, IFN_REDUC_MIN): New internal functions.
3188 * internal-fn.c (direct_internal_fn_optab): New function.
3189 (direct_internal_fn_array, direct_internal_fn_supported_p
3190 (internal_fn_expanders): Handle DEF_INTERNAL_SIGNED_OPTAB_FN.
3191 * fold-const-call.c (fold_const_reduction): New function.
3192 (fold_const_call): Handle CFN_REDUC_PLUS, CFN_REDUC_MAX and
3194 * tree-vect-loop.c: Include internal-fn.h.
3195 (reduction_code_for_scalar_code): Rename to...
3196 (reduction_fn_for_scalar_code): ...this and return an internal
3198 (vect_model_reduction_cost): Take an internal_fn rather than
3200 (vect_create_epilog_for_reduction): Likewise. Build calls rather
3202 (vectorizable_reduction): Use internal functions rather than tree
3203 codes for the reduction operation. Update calls to the functions
3205 * config/aarch64/aarch64-builtins.c (aarch64_gimple_fold_builtin):
3206 Use calls to internal functions rather than REDUC tree codes.
3207 * config/aarch64/aarch64-simd.md: Update comment accordingly.
3209 2017-11-22 Olivier Hainque <hainque@adacore.com>
3211 * config/vxworks.c (vxworks_override_options): Pick default
3212 dwarf version from macro value, VXWORKS_DWARF_VERSION_DEFAULT.
3213 * config/vxworks.h: Define VXWORKS_DWARF_VERSION_DEFAULT and
3214 DWARF_GNAT_ENCODINGS_DEFAULT.
3215 * config/vxworksae.h: Likewise.
3217 2017-11-22 Marc Glisse <marc.glisse@inria.fr>
3219 PR tree-optimization/83104
3220 * vr-values.c (simplify_stmt_using_ranges): Check integral argument,
3223 2017-11-22 Marek Polacek <polacek@redhat.com>
3224 H.J. Lu <hongjiu.lu@intel.com>
3225 Jason Merrill <jason@redhat.com>
3230 * calls.c (initialize_argument_information): Call
3231 warn_parameter_passing_abi target hook.
3232 (store_one_arg): Use 0 for empty record size. Don't push 0 size
3233 argument onto stack.
3234 (must_pass_in_stack_var_size_or_pad): Return false for empty types.
3235 * common.opt: Update -fabi-version description.
3236 * config/i386/i386.c (init_cumulative_args): Set cum->warn_empty.
3237 (ix86_gimplify_va_arg): Call arg_int_size_in_bytes instead of
3239 (ix86_is_empty_record): New function.
3240 (ix86_warn_parameter_passing_abi): New function.
3241 (TARGET_EMPTY_RECORD_P): Redefine.
3242 (TARGET_WARN_PARAMETER_PASSING_ABI): Redefine.
3243 * config/i386/i386.h (CUMULATIVE_ARGS): Add warn_empty.
3244 * doc/tm.texi: Regenerated.
3245 * doc/tm.texi.in (TARGET_EMPTY_RECORD_P,
3246 TARGET_WARN_PARAMETER_PASSING_ABI): Add.
3247 * dwarf2out.c (get_ultimate_context): Move to tree.c.
3248 * explow.c (hard_function_value): Call arg_int_size_in_bytes
3249 instead of int_size_in_bytes.
3250 * expr.c (copy_blkmode_to_reg): Likewise.
3251 * function.c (aggregate_value_p): Return 0 for empty types.
3252 (assign_parm_find_entry_rtl): Call warn_parameter_passing_abi
3254 (locate_and_pad_parm): Call arg size_in_bytes instead
3256 * lto-streamer-out.c (hash_tree): Hash TYPE_EMPTY_P and DECL_PADDING_P.
3257 * stor-layout.c (finalize_type_size): Set TYPE_EMPTY_P.
3258 * target.def (empty_record_p, warn_parameter_passing_abi): New target
3260 * targhooks.c (hook_void_CUMULATIVE_ARGS_tree): New hook.
3261 (std_gimplify_va_arg_expr): Skip empty records. Call
3262 arg_size_in_bytes instead size_in_bytes.
3263 * targhooks.h (hook_void_CUMULATIVE_ARGS_tree): Declare.
3264 * tree-core.h (tree_type_common): Add empty_flag.
3265 (tree_decl_common): Update comments.
3266 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream
3268 (unpack_ts_type_common_value_fields): Stream TYPE_EMPTY_P.
3269 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream
3271 (pack_ts_type_common_value_fields): Stream TYPE_EMPTY_P.
3272 * tree.c (default_is_empty_type): New function.
3273 (default_is_empty_record): New function.
3274 (arg_int_size_in_bytes): New function.
3275 (arg_size_in_bytes): New function.
3276 (get_ultimate_context): New function.
3277 * tree.h: Define TYPE_EMPTY_P, DECL_PADDING_P and
3278 TRANSLATION_UNIT_WARN_EMPTY_P.
3279 (default_is_empty_record, arg_int_size_in_bytes,
3280 arg_size_in_bytes, get_ultimate_context): Declare.
3282 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3284 * config/arm/arm.c (cmse_clear_registers): New function.
3285 (cmse_nonsecure_call_clear_caller_saved): Replace register clearing
3286 code by call to cmse_clear_registers.
3287 (cmse_nonsecure_entry_clear_before_return): Likewise.
3289 2017-11-22 Tamar Christina <tamar.christina@arm.com>
3291 * config/arm/arm_neon.h (vdot_u32, vdotq_u32)
3292 (vdot_s32, vdotq_s32): New.
3293 (vdot_lane_u32, vdotq_lane_u32): New.
3294 (vdot_lane_s32, vdotq_lane_s32): New.
3297 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
3300 * wide-int.cc (wi::add_large, wi::sub_large): Fix overflow detection
3301 for unsigned values with fewer HWIs than the precision.
3302 (test_overflow): New function.
3303 (wide_int_cc_tests): Call it.
3305 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
3307 * emit-rtl.c (init_derived_machine_modes): Make sure ptr_mode
3308 has the same mode class as Pmode.
3310 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3312 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Get rid of
3313 padding_bits_to_clear_ptr.
3314 (cmse_nonsecure_entry_clear_before_return): Likewise.
3316 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3318 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Use
3319 auto_sbitap instead of integer bitfield to control register needing
3322 2017-11-22 Jakub Jelinek <jakub@redhat.com>
3324 PR tree-optimization/83044
3325 * tree-vrp.c (vrp_prop::check_array_ref): If eltsize is not
3326 INTEGER_CST or is 0, clear up_bound{,_p1} and later ignore tests
3327 that need the upper bound. Subtract offset from
3328 get_addr_base_and_unit_offset only if positive and subtract it
3329 before division by eltsize rather than after it.
3332 * valtrack.c (propagate_for_debug_subst, propagate_for_debug): Reset
3333 debug insns if they would contain UNSPEC_VOLATILE or volatile asm.
3334 (dead_debug_insert_temp): Likewise, but also ignore even non-volatile
3338 * optabs.c (expand_doubleword_mult, expand_binop): Before calling
3339 expand_binop with *mul_widen_optab, make sure at least one of the
3340 operands doesn't have VOIDmode.
3343 * dwarf2out.c (mem_loc_descriptor): Handle VEC_SERIES.
3345 PR rtl-optimization/82044
3346 PR tree-optimization/82042
3347 * dse.c (record_store): Check for overflow.
3348 (check_mem_read_rtx): Properly check for overflow if width == -1, call
3349 add_wild_read instead of clear_rhs_from_active_local_stores on
3350 overflow and log it into dump_file.
3352 2017-11-22 Richard Biener <rguenther@suse.de>
3354 * gimple-iterator.c (gimple_find_edge_insert_loc): Ignore
3355 fake edges to exit when looking for a place to insert.
3356 * tree-ssa-pre.c (clear_expression_ids): Inline into callers
3358 (insert_into_preds_of_block): Commit edge insertion immediately,
3359 assert that doesn't require new BBs.
3360 (fini_pre): Release expressions.
3361 (pass_pre::execute): Shuffle things around a bit, if the fn
3362 is too large do not compute AVAIL either as this is really the
3365 2017-11-22 Richard Biener <rguenther@suse.de>
3367 PR tree-optimization/83089
3368 * tree-if-conv.c (pass_if_conversion::execute): If anything
3369 changed reset SCEV and free the number of iteration estimates.
3371 2017-11-21 Martin Sebor <msebor@redhat.com>
3373 PR tree-optimization/82945
3374 * calls.h (warn_nonstring_bound): Remove unused function.
3376 2017-11-21 Martin Sebor <msebor@redhat.com>
3378 PR tree-optimization/82945
3379 * builtins.c (expand_builtin_strlen): Call maybe_warn_nonstring_arg.
3380 * calls.h (maybe_warn_nonstring_arg): Declare new function.
3381 * calls.c (get_attr_nonstring_decl, maybe_warn_nonstring_arg): New
3383 (initialize_argument_information): Call maybe_warn_nonstring_arg.
3384 * calls.h (get_attr_nonstring_decl): Declare new function.
3385 * doc/extend.texi (attribute nonstring): Update.
3386 * gimple-fold.c (gimple_fold_builtin_strncpy): Call
3387 get_attr_nonstring_decl and handle it.
3388 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Same. Improve
3389 detection of nul-termination.
3390 (strlen_to_stridx): Change to a pointer.
3391 (handle_builtin_strlen, handle_builtin_stxncpy): Adjust.
3392 (pass_strlen::execute): Same.
3394 2017-11-21 Sergey Shalnov <Sergey.Shalnov@intel.com>
3396 * config/i386/i386-opts.h (enum prefer_vector_width): Added new enum
3397 for the new option -mprefer-vector-width=[none|128|256|512].
3398 * config/i386/i386.c (ix86_target_string): remove old style options
3399 -mprefer-avx256 and make -mprefer-avx128 as alias.
3400 (ix86_option_override_internal): Apply defaults for the
3401 -mprefer-vector-width=[128|256] option.
3402 * config/i386/i386.h (TARGET_PREFER_AVX128, TARGET_PREFER_AVX256):
3403 Implement macros to work with -mprefer-vector-width=.
3404 * config/i386/i386.opt: Implemented option
3405 -mprefer-vector-width=[none|128|256|512].
3406 * doc/invoke.texi: Documentation for
3407 -mprefer-vector-width=[none|128|256|512].
3409 2017-11-21 Pat Haugen <pthaugen@us.ibm.com>
3411 * config/rs6000/ppc-asm.h (f50, vs50): Fix values.
3413 2017-11-21 Jonathan Wakely <jwakely@redhat.com>
3415 * doc/invoke.texi (-Wmaybe-uninitialized): Rephrase for clarity.
3417 2017-11-21 Marc Glisse <marc.glisse@inria.fr>
3419 * doc/generic.texi: Document POINTER_DIFF_EXPR, update
3421 * cfgexpand.c (expand_debug_expr): Handle POINTER_DIFF_EXPR.
3422 * expr.c (expand_expr_real_2): Likewise.
3423 * fold-const.c (const_binop, fold_addr_of_array_ref_difference,
3424 fold_binary_loc): Likewise.
3425 * match.pd (X-X, P+(Q-P), &D-P, (P+N)-P, P-(P+N), (P+M)-(P+N),
3426 P-Q==0, -(A-B), X-Z<Y-Z, (X-Z)-(Y-Z), Z-X<Z-Y, (Z-X)-(Z-Y),
3427 (A-B)+(C-A)): New transformations for POINTER_DIFF_EXPR, based on
3428 MINUS_EXPR transformations.
3429 * optabs-tree.c (optab_for_tree_code): Handle POINTER_DIFF_EXPR.
3430 * tree-cfg.c (verify_expr, verify_gimple_assign_binary): Likewise.
3431 * tree-inline.c (estimate_operator_cost): Likewise.
3432 * tree-pretty-print.c (dump_generic_node, op_code_prio,
3433 op_symbol_code): Likewise.
3434 * tree-vect-stmts.c (vectorizable_operation): Likewise.
3435 * vr-values.c (extract_range_from_binary_expr): Likewise.
3436 * varasm.c (initializer_constant_valid_p_1): Likewise.
3437 * tree.def: New tree code POINTER_DIFF_EXPR.
3439 2017-11-21 Uros Bizjak <ubizjak@gmail.com>
3441 * config/i386/i386.md (*bswap<mode>2_movbe): Add
3442 integer suffix to movbe mnemonic.
3443 (*bswaphi2_movbe): Ditto.
3444 (bswaphi_lowpart): Merge with *bswaphi_lowpart_1.
3446 2017-11-21 Jakub Jelinek <jakub@redhat.com>
3449 * tree-cfg.c (pass_warn_function_return::execute): Formatting fix.
3450 Also warn if seen __builtin_unreachable () call with BUILTINS_LOCATION.
3451 Use LOCATION_LOCUS when comparing against UNKNOWN_LOCATION.
3453 2017-11-21 Martin Liska <mliska@suse.cz>
3455 * tree-inline.c (expand_call_inline): Remove not needed
3458 2017-11-21 James Cowgill <James.Cowgill@imgtec.com>
3459 Jakub Jelinek <jakub@redhat.com>
3462 * config/mips/frame-header-opt.c (mips_register_frame_header_opt):
3463 Remove static keyword from f variable.
3465 2017-11-21 Jakub Jelinek <jakub@redhat.com>
3467 PR tree-optimization/83086
3468 * gimple-ssa-store-merging.c
3469 (imm_store_chain_info::try_coalesce_bswap): Test this_n.base_addr
3470 rather than n.base_addr.
3472 2017-11-21 Martin Liska <mliska@suse.cz>
3474 PR rtl-optimization/82044
3475 PR tree-optimization/82042
3476 * dse.c (check_mem_read_rtx): Check for overflow.
3478 2017-11-21 Aldy Hernandez <aldyh@redhat.com>
3480 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Fix
3483 2017-11-21 Claudiu Zissulescu <claziss@synopsys.com>
3485 * cfgrtl.c (force_nonfallthru_and_redirect): Don't split a call
3486 and its corresponding call arg location note.
3488 2017-11-21 Claudiu Zissulescu <claziss@synopsys.com>
3489 Andrew Burgess <andrew.burgess@embecosm.com>
3491 * config/arc/arc-protos.h (arc_compute_frame_size): Delete
3493 (arc_return_slot_offset): Likewise.
3494 (arc_eh_return_address_location): New declaration.
3495 * config/arc/arc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3496 (MUST_SAVE_REGISTER): Add exception handler case.
3497 (MUST_SAVE_RETURN_ADDR): Likewise.
3498 (arc_frame_pointer_required): Likewise.
3499 (arc_frame_pointer_needed): New function.
3500 (arc_compute_frame_size): Changed.
3501 (arc_expand_prologue): Likewise.
3502 (arc_expand_epilogue): Likewise.
3503 (arc_initial_elimination_offset): Likewise.
3504 (arc_return_slot_offset): Delete.
3505 (arc_eh_return_address_location): New function.
3506 (arc_builtin_setjmp_frame_value): Likewise.
3507 * config/arc/arc.h (EH_RETURN_DATA_REGNO): Use 2 registers.
3508 (EH_RETURN_STACKADJ_RTX): Define.
3509 (EH_RETURN_HANDLER_RTX): Likewise.
3510 * config/arc/arc.md (eh_return): Delete.
3512 2017-11-21 Aldy Hernandez <aldyh@redhat.com>
3514 * print-tree.h (debug_vec_tree): Remove prototype.
3515 * gdbinit.in (pvt): Remove macro.
3517 2017-11-21 Jakub Jelinek <jakub@redhat.com>
3519 PR tree-optimization/83047
3520 * gimple-ssa-store-merging.c
3521 (imm_store_chain_info::output_merged_store): If the loads with the
3522 same vuse are in different basic blocks, for load_gsi pick a load
3523 location that is dominated by the other loads.
3526 * config/i386/i386.c (ix86_memmodel_check): Start
3527 -Winvalid-memory-model diagnostics with lowercase letter.
3530 * dwarf2out.c (dw_loc_list): If crtl->has_bb_partition, temporarily
3531 set in_cold_section_p to the partition containing loc_list->first.
3532 When seeing loc_list->last_before_switch node, update secname and
3533 perform range_across_switch second partition handling only after that.
3536 * run-rtl-passes.c: Include debug.h.
3537 (run_rtl_passes): Call debug_hooks->assembly_start.
3538 * dwarf2out.c (dwarf2out_assembly_start): Return early if invoked
3542 * internal-fn.c (expand_mul_overflow): Use OPTAB_WIDEN instead of
3543 OPTAB_DIRECT in calls to expand_simple_binop.
3545 2017-11-20 David Malcolm <dmalcolm@redhat.com>
3548 * Makefile.in (C_COMMON_OBJS): Add c-family/known-headers.o.
3550 2017-11-20 David Malcolm <dmalcolm@redhat.com>
3553 * spellcheck.h (best_match::blithely_get_best_candidate): New
3556 2017-11-20 Jakub Jelinek <jakub@redhat.com>
3558 * config/i386/i386.c (parse_mtune_ctrl_str): Start diagnostics
3559 with lower case letter.
3561 2017-11-20 Uros Bizjak <ubizjak@gmail.com>
3563 * config/i386/i386.md (bswaphi2): New expander.
3564 (*bswaphi2_movbe): New insn pattern.
3565 (bswaphi -> rorhi pepehole2): New peephole pattern.
3567 2017-11-20 Jeff Law <law@redhat.com>
3569 * Makefile.in (OBJS): Add gimple-ssa-evrp-analyze.o.
3570 * gimple-ssa-evrp-analyze.c: New file pulled from gimple-ssa-evrp.c.
3571 * gimple-ssa-evrp-analyze.h: New file pulled from gimple-ssa-evrp.c.
3572 * gimple-ssa-evrp.c: Remove bits moved into new files. Include
3573 gimple-ssa-evrp-analyze.h.
3575 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Do not
3576 set BB_VISITED here.
3577 (evrp_range_analyzer::enter): Set BB_VISITED here instead.
3579 2017-11-20 Bin Cheng <bin.cheng@arm.com>
3581 * tree-predcom.c: Add general comment on Store-Store chains.
3582 (split_data_refs_to_components): Postpone clearing eliminate_store_p
3584 (get_chain_last_ref_at): Rename into...
3585 (get_chain_last_write_at): ...this.
3586 (get_chain_last_write_before_load): New function.
3587 (add_ref_to_chain): Promote type of chain from CT_STORE_LOAD to
3588 CT_STORE_STORE when write reference is added.
3589 (determine_roots_comp): Support load ref in CT_STORE_STORE chains.
3590 (is_inv_store_elimination_chain): Update get_chain_last_write_at call.
3591 (initialize_root_vars_store_elim_1): Ditto.
3592 (initialize_root_vars_store_elim_2): Ditto. Replace rhs once default
3593 definition is created.
3594 (execute_pred_commoning_chain): Support load ref in CT_STORE_STORE
3595 chain by replacing it with dominant stored value.
3597 2017-11-20 Bin Cheng <bin.cheng@arm.com>
3599 * tree-predcom.c (add_ref_to_chain): Remove check on distance.
3601 2017-11-20 Marc Glisse <marc.glisse@inria.fr>
3603 * vr-values.c (extract_range_from_binary_expr): Use a full range
3606 2017-11-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
3608 * config/arm/arm.md (R4_REGNUM): Define constant.
3609 (nonsecure_call_internal): Remove r4 clobber.
3610 (nonsecure_call_value_internal): Likewise.
3611 * config/arm/thumb1.md (nonsecure_call_reg_thumb1_v5): Remove second
3612 clobber and resequence match_operands.
3613 (nonsecure_call_value_reg_thumb1_v5): Likewise.
3614 * config/arm/thumb2.md (nonsecure_call_reg_thumb2): Likewise.
3615 (nonsecure_call_value_reg_thumb2): Likewise.
3617 2017-11-20 Jakub Jelinek <jakub@redhat.com>
3619 PR tree-optimization/78821
3620 * gimple-ssa-store-merging.c (find_bswap_or_nop_load): Give up
3621 if base is TARGET_MEM_REF. If base is not MEM_REF, set base_addr
3622 to the address of the base rather than the base itself.
3623 (find_bswap_or_nop_1): Just use pointer comparison for vuse check.
3624 (find_bswap_or_nop_finalize): New function.
3625 (find_bswap_or_nop): Use it.
3626 (bswap_replace): Return a tree rather than bool, change first
3627 argument from gimple * to gimple_stmt_iterator, allow inserting
3628 into an empty sequence, allow ins_stmt to be NULL - then emit
3629 all stmts into gsi. Fix up MEM_REF address gimplification.
3630 (pass_optimize_bswap::execute): Adjust bswap_replace caller.
3631 (struct store_immediate_info): Add N and INS_STMT non-static
3633 (store_immediate_info::store_immediate_info): Initialize them
3634 from newly added ctor args.
3635 (merged_store_group::apply_stores): Formatting fixes. Sort by
3637 (stmts_may_clobber_ref_p): For stores call also
3638 refs_anti_dependent_p.
3639 (gather_bswap_load_refs): New function.
3640 (imm_store_chain_info::try_coalesce_bswap): New method.
3641 (imm_store_chain_info::coalesce_immediate_stores): Use it.
3642 (split_group): Handle LROTATE_EXPR and NOP_EXPR rhs_code specially.
3643 (imm_store_chain_info::output_merged_store): Fail if number of
3644 new estimated stmts is bigger or equal than old. Handle LROTATE_EXPR
3645 and NOP_EXPR rhs_code.
3646 (pass_store_merging::process_store): Compute n and ins_stmt, if
3647 ins_stmt is non-NULL and the store rhs is otherwise invalid, use
3648 LROTATE_EXPR rhs_code. Pass n and ins_stmt to store_immediate_info
3650 (pass_store_merging::execute): Calculate dominators.
3652 * tree-ssa-math-opts.c (nop_stats, bswap_stats, struct symbolic_number,
3653 BITS_PER_MARKER, MARKER_MASK, MARKER_BYTE_UNKNOWN, HEAD_MARKER, CMPNOP,
3654 CMPXCHG, do_shift_rotate, verify_symbolic_number_p,
3655 init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge,
3656 find_bswap_or_nop_1, find_bswap_or_nop, pass_data_optimize_bswap,
3657 class pass_optimize_bswap, bswap_replace,
3658 pass_optimize_bswap::execute): Moved to ...
3659 * gimple-ssa-store-merging.c: ... this file.
3660 Include optabs-tree.h.
3661 (nop_stats, bswap_stats, do_shift_rotate, verify_symbolic_number_p,
3662 init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge,
3663 find_bswap_or_nop_1, find_bswap_or_nop, bswap_replace): Put into
3664 anonymous namespace, remove static keywords.
3665 (pass_optimize_bswap::gate): Test BITS_PER_UNIT == 8 here...
3666 (pass_optimize_bswap::execute): ... rather than here. Formatting fix.
3668 2017-11-20 Jan Hubicka <hubicka@ucw.cz>
3671 * ipa-inline.c (can_inline_edge_p): Fix typo in previous patch.
3673 2017-11-20 Aldy Hernandez <aldyh@redhat.com>
3675 * vec.h (debug_helper): New function.
3676 (DEFINE_DEBUG_VEC): New macro.
3677 * hash-set.h (debug_helper): New function.
3678 (DEFINE_DEBUG_HASH_SET): New macro.
3679 * cfg.c (debug_slim (edge)): New function.
3680 Call DEFINE_DEBUG_VEC for edges.
3681 Call DEFINE_DEBUG_HASH_SET for edges.
3682 * cfghooks.c (debug_slim (basic_block)): New function.
3683 Call DEFINE_DEBUG_VEC for basic blocks.
3684 Call DEFINE_DEBUG_HASH_SET for basic blocks.
3685 * print-tree.c (debug_slim): New function to handle trees.
3686 Call DEFINE_DEBUG_VEC for trees.
3687 Call DEFINE_DEBUG_HASH_SET for trees.
3688 (debug (vec<tree, va_gc>) &): Remove.
3689 (debug (<vec<tree, va_gc>) *): Remove.
3690 * print-rtl.c (debug_slim): New function to handle const_rtx.
3691 Call DEFINE_DEBUG_VEC for rtx_def.
3692 Call DEFINE_DEBUG_VEC for rtx_insn.
3693 Call DEFINE_DEBUG_HASH_SET for rtx_def.
3694 Call DEFINE_DEBUG_HASH_SET for rtx_insn.
3695 * sel-sched-dump.c (debug (vec<rtx_insn *> &): Remove.
3696 (debug (vec<rtx_insn *> *ptr): Remove.
3697 (debug_insn_vector): Remove.
3698 * stor-layout.c (debug_rli): Call debug() instead of debug_vec_tree.
3700 2017-11-20 Tom de Vries <tom@codesourcery.com>
3702 PR rtl-optimization/82020
3703 * simplify-rtx.c (simplify_ternary_operation): Fix comparison mode of
3704 IF_THEN_ELSE condition.
3706 2017-11-19 Jeff Law <law@redhat.com>
3708 * tree-ssa-dom.c (record_equivalences_from_phis): Fix handling
3709 of degenerates resulting from ignoring an edge.
3711 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
3714 * ipa-inline.c (can_inline_edge_p): Also check that caller is optimized
3716 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
3719 * profile-count.c (profile_count::to_sreal_scale): Fix return value
3720 for uninitialied counts.
3722 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
3725 * tree-inline.c (estimate_num_insns): Set to 1 at least.
3727 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
3730 * i386.c (ix86_builtin_vectorization_cost): Be ready for insane types.
3732 2017-11-19 Tom de Vries <tom@codesourcery.com>
3734 * config/arc/arc.h (FUNCTION_PROFILER): Remove semicolon after
3737 2017-11-19 Tom de Vries <tom@codesourcery.com>
3739 * config/phoenix.h (TARGET_OS_CPP_BUILTINS): Remove semicolon after
3742 2017-11-19 Tom de Vries <tom@codesourcery.com>
3744 * config/visium/visium.h (ASM_OUTPUT_CASE_END): Remove semicolon after
3747 2017-11-19 Tom de Vries <tom@codesourcery.com>
3749 * config/ft32/ft32.h (REGISTER_TARGET_PRAGMAS): Remove semicolon after
3751 * config/spu/spu.h (REGISTER_TARGET_PRAGMAS): Same.
3753 2017-11-19 Tom de Vries <tom@codesourcery.com>
3755 * config/mcore/mcore-elf.h (MCORE_EXPORT_NAME): Remove semicolon after
3757 * config/mcore/mcore.h (ASM_OUTPUT_ALIGNED_COMMON): After missing
3758 semicolon after MCORE_EXPORT_NAME call.
3760 2017-11-19 Tom de Vries <tom@codesourcery.com>
3763 * vmsdbgout.c (vmsdbgout_early_finish): New function.
3764 (vmsdbg_debug_hooks): Set early_finish field to vmsdbgout_early_finish.
3766 2017-11-18 Jan Hubicka <hubicka@ucw.cz>
3768 * cgraphclones.c (cgraph_edge::clone): Rename gcov_count to prof_count.
3769 (cgraph_edge::clone): Cleanup updating of profile.
3770 * ipa-cp.c (update_profiling_info): Likewise.
3771 * ipa-inline-transform.c (inline_transform): Likewise.
3772 * ipa-inline.c (inline_small_functions): Add missing space to dump.
3773 * ipa-split.c (execute_split_functions): Do not split when function
3775 * predict.c (estimate_bb_frequencies): Cleanup updating of profile.
3776 * profile-count.c (profile_count::dump): Add global0.
3777 (profile_count::to_cgraph_frequency): Do not ICE when entry is
3779 (profile_count::to_sreal_scale): Likewise.
3780 (profile_count::adjust_for_ipa_scaling): Fix typo in comment.
3781 (profile_count::combine_with_ipa_count): New function.
3782 * profile-count.h (profile_guessed_global0adjusted): New.
3783 (profile_count::adjusted_zero): New.
3784 (profile_count::global0adjusted): New.
3785 (profile_count::combine_with_ipa_count): New.
3786 * tree-inline.c (copy_edges_for_bb): Add NUM/DEN arugment;
3787 correct profile of return block of split functions.
3788 (copy_cfg_body): Remove unused profile_count.
3789 (copy_body): Likewise.
3790 (expand_call_inline): Update.
3791 (tree_function_versioning): Update.
3793 2017-11-18 Aldy Hernandez <aldyh@redhat.com>
3795 * hash-set.h (hash_set::empty): New.
3796 * tree-ssa-threadbackward.h: Delete.
3797 * tree-ssa-threadbackward.c (class thread_jumps): New.
3798 Move max_threaded_paths into class.
3799 (fsm_find_thread_path): Remove arguments that are now in class.
3800 (profitable_jump_thread_path): Rename to...
3801 (thread_jumps::profitable_jump_thread_path): ...this.
3802 (convert_and_register_jump_thread_path): Rename to...
3803 (thread_jumps::convert_and_register_current_path): ...this.
3804 (check_subpath_and_update_thread_path): Rename to...
3805 (thread_jumps::check_subpath_and_update_thread_path): ...this.
3806 (register_jump_thread_path_if_profitable): Rename to...
3807 (thread_jumps::register_jump_thread_path_if_profitable): ...this.
3808 (handle_phi): Rename to...
3809 (thread_jumps::handle_phi): ...this.
3810 (handle_assignment): Rename to...
3811 (thread_jumps::handle_assignment): ...this.
3812 (fsm_find_control_statement_thread_paths): Rename to...
3813 (thread_jumps::fsm_find_control_statement_thread_paths): ...this.
3814 (find_jump_threads_backwards): Rename to...
3815 (thread_jumps::find_jump_threads_backwards): ...this.
3816 Initialize path local data.
3817 (pass_thread_jumps::execute): Call find_jump_threads_backwards
3818 from within thread_jumps class.
3819 (pass_early_thread_jumps::execute): Same.
3821 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
3823 * cgraph.c (cgraph_node::dump): Do IPA sanity checking on IPA counts.
3825 2017-11-17 Steve Ellcey <sellcey@cavium.com>
3827 * config/aarch64/aarch64-simd.md (fnma<mode>4): Move neg operator
3828 to canonical location.
3830 2017-11-17 Steve Ellcey <sellcey@cavium.com>
3833 * config/aarch64/aarch64.c (aarch64_use_by_pieces_infrastructure_p):
3835 (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Remove define.
3837 2017-11-17 H.J. Lu <hongjiu.lu@intel.com>
3839 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Use
3840 rcrt1.o%s/grcrt1.o%s for -static-pie.
3842 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
3844 * i386.c (ix86_multiplication_cost, ix86_division_cost,
3845 ix86_shift_rotate_cost): Break out from ...
3846 (ix86_rtx_costs): ... here.
3847 (ix86_add_stmt_cost): Use rtx cost machinery to compute cost of
3850 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
3852 * predict.c (determine_unlikely_bbs): Set cgraph node count to 0
3853 when entry block was promoted unlikely.
3854 (estimate_bb_frequencies): Increase frequency scale.
3855 * profile-count.h (profile_count): Export precision info.
3857 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
3859 * tree-tailcall.c (eliminate_tail_call): Be more careful about not
3860 disturbin profile of entry block.
3862 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
3864 * ipa-fnsummary.c (estimate_node_size_and_time): Be more tolerant for
3867 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
3869 * ipa-cp.c (update_profiling_info): Handle conversion to local profile.
3870 * tree-cfg.c (execute_fixup_cfg): Do fixup same way as inliner does.
3872 2017-11-17 Jeff Law <law@redhat.com>
3874 * gimple-ssa-evrp.c (class evrp_range_analyzer): New class extracted
3875 from evrp_dom_walker class. Various methods moved into new class.
3876 (evrp_range_analyzer::evrp_range_analyzer): Constructor for new class.
3877 (evrp_range_analyzer::enter): New method.
3878 (evrp_range_analyzer::leave): New method.
3879 (evrp_dom_walker): Remove delegators no longer needed by this class.
3880 Replace vr_values data member with evrp_range_analyzer
3882 * gimple-ssa-evrp.c (evrp_dom_walker::record_ranges_from_phis): New
3883 method extracted from evrp_dom_walker::before_dom_children.
3884 (evrp_dom_walker::record_ranges_from_stmt): Likewise.
3885 (evrp_dom_walker::record_ranges_from_incoming_edge): Likewise.
3887 * gimple-ssa-evrp.c (evrp_dom_walker): Add cleanup method.
3888 Add private copy constructor and move assignment operators.
3889 Privatize methods and class data where trivially possible.
3890 (evrp_dom_walker::cleanup): New function, extracted from
3891 execute_early_vrp. Simplify access to class data.
3893 * vr-values.h (get_output_for_vrp): Prototype.
3894 * vr-values.c (get_output_for_vrp): New function extracted from
3895 vrp_visit_assignment_or_call and extract_range_from_stmt.
3896 (vrp_visit_assignment_or_call): Use get_output_for_vrp. Simplify.
3898 2017-11-17 Luis Machado <luis.machado@linaro.org>
3900 * config/aarch64/aarch64.c
3901 (qdf24xx_prefetch_tune) <default_opt_level>: Set to -1.
3902 (qdf24xx_tunings) <autoprefetcher_model>: Set to
3903 tune_params::AUTOPREFETCHER_WEAK.
3905 2017-11-17 Tamar Christina <tamar.christina@arm.com>
3908 * config/arm/arm.c (arm_valid_target_attribute_rec):
3909 Parse "arch=" and "+<ext>".
3910 (arm_valid_target_attribute_tree): Re-init global options.
3911 (arm_option_override): Make non-static.
3912 (arm_options_perform_arch_sanity_checks): Make errors fatal.
3913 * gcc/config/arm/arm-c.c (__ARM_FEATURE_CMSE): Support undef.
3914 (__ARM_FEATURE_CRC32): Support undef.
3915 * config/arm/arm_acle.h (__ARM_FEATURE_CRC32): Replace with pragma.
3916 * doc/extend.texi (ARM Function Attributes): Add pragma and target.
3918 2017-11-17 David Malcolm <dmalcolm@redhat.com>
3920 * gdbinit.in (break-on-diagnostic): New command.
3922 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
3924 * config/i386/i386.c (ix86_expand_epilogue): Change simple
3925 return to indirect jump for EH return if control-flow
3926 protection is enabled. Change explicit 'false' argument in
3927 pro_epilogue_adjust_stack with a value of
3929 * config/i386/i386.md (simple_return_indirect_internal):
3930 Remove SImode restriction to support 64-bit.
3932 2017-11-17 Segher Boessenkool <segher@kernel.crashing.org>
3934 * combine.c (added_notes_insn): New.
3935 (try_combine): Handle added_notes_insn like added_links_insn.
3936 Rewrite return value code.
3937 (distribute_notes): Set added_notes_insn to the earliest insn we added
3940 2017-11-17 Segher Boessenkool <segher@kernel.crashing.org>
3942 PR rtl-optimization/82621
3943 * combine.c (try_combine): Do not split PARALLELs of two SETs if the
3944 dest of one of those SETs is unused.
3946 2017-11-17 Richard Biener <rguenther@suse.de>
3949 * tree-core.h (enum annot_expr_kind): Add annot_expr_parallel_kind.
3950 * tree-pretty-print.c (dump_generic_node): Handle
3951 annot_expr_parallel_kind.
3952 * tree-cfg.c (replace_loop_annotate_in_block): Likewise.
3953 * gimplify.c (gimple_boolify): Likewise.
3955 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
3957 * config.gcc (extra_headers): Add cet.h for x86 targets.
3958 * config/i386/cet.h: New file.
3959 * doc/install.texi: Add --enable-cet/--disable-cet.
3961 2017-11-17 Richard Biener <rguenther@suse.de>
3963 PR tree-optimization/83017
3964 * tree-parloops.c (MIN_PER_THREAD): Use --param parloops-min-per-thread.
3965 (gen_parallel_loop): Properly count iterations.
3966 (parallelize_loops): Handle loop->can_be_parallel independent
3967 of flag_loop_parallelize_all. Make static profitability test match
3969 * params.def (PARAM_PARLOOPS_MIN_PER_THREAD): New.
3970 * invoke.texi (parloops-min-per-thread): Document.
3972 2017-11-17 Vineet Gupta <vgupta@synopsys.com>
3974 * config/arc/linux.h: GLIBC_DYNAMIC_LINKER update per glibc
3975 upstreaming review comments.
3977 2017-11-17 Tamar Christina <tamar.christina@arm.com>
3979 * expr.c (copy_blkmode_to_reg): Fix bitsize for targets
3980 with fast unaligned access.
3981 * doc/sourcebuild.texi (word_mode_no_slow_unalign): New.
3983 2017-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3985 * config/arm/arm.c (cmse_nonsecure_entry_clear_before_return): Allocate
3986 to_clear_arg_regs_bitmap to the same size as to_clear_bitmap.
3988 2017-11-17 Richard Biener <rguenther@suse.de>
3990 * tree-ssa-pre.c (phi_translate_1): Remove redundant constant
3991 folding of references.
3993 2017-11-17 Qing Zhao <qing.zhao@oracle.com>
3996 * gimple-fold.c (gimple_fold_builtin_string_compare): Add handling
3997 of replacing call to strncmp with corresponding call to strcmp when
4000 2017-11-17 Sergey Shalnov <Sergey.Shalnov@intel.com>
4002 * config/i386/x86-tune.def (X86_TUNE_AVX256_OPTIMAL): Add tuning
4003 option prefer-avx256 for skylake-avx512 configuration.
4004 * config/i386/i386.c (ix86_option_override_internal): Ditto.
4005 (get_builtin_code_for_version): Ditto.
4007 2017-11-17 Chung-Ju Wu <jasonwucj@gmail.com>
4008 Monk Chiang <sh.chiang04@gmail.com>
4010 * config/nds32/nds32.h (FIRST_PSEUDO_REGISTER): Modify.
4011 (FIXED_REGISTERS): Reserve more register numbers.
4012 (CALL_USED_REGISTERS): Likewise.
4013 (REG_ALLOC_ORDER): Likewise.
4014 (REG_CLASS_CONTENTS): Likewise.
4015 (REGISTER_NAMES): Likewise.
4017 2017-11-17 Chung-Ju Wu <jasonwucj@gmail.com>
4018 Kito Cheng <kito.cheng@gmail.com>
4020 * config/nds32/nds32-modes.def: Add vector mode V4QI V2HI V8QI V4HI
4022 * config/nds32/iterators.md: Add vector mode iterators and attributes.
4024 2017-11-16 Steven Munroe <munroesj@gcc.gnu.org>
4026 * config/rs6000/mmintrin.h (_mm_add_pi32[_ARCH_PWR]): Correct
4027 parameter list for vec_splats.
4029 2017-11-16 Joseph Myers <joseph@codesourcery.com>
4031 * doc/invoke.texi (-std=c17): Refer to 2018 expected publication
4033 (-std=c18, -std=iso9899:2018, -std=gnu18): Document option aliases.
4035 2017-11-16 Thomas Koenig <tkoenig@gcc.gnu.org>
4038 * doc/install.texi: Document incompatibility of Perl >=5.6.26
4039 with the required version of automake 1.11.6.
4041 2017-11-16 Pat Haugen <pthaugen@us.ibm.com>
4043 * rs6000/power9.md (power9fpdiv): New automaton and cpu_unit defined
4045 (DU_C2_3_power9): Correct reservation combinations.
4046 (FP_DIV_power9, VEC_DIV_power9): New.
4047 (power9-alu): Split out rotate/shift...
4048 (power9-rot): ...to here, correct dispatch resource.
4049 (power9-cracked-alu, power9-mul, power9-mul-compare): Correct dispatch
4051 (power9-fp): Correct latency.
4052 (power9-sdiv): Add div/sqrt resource.
4053 (power9-ddiv): Correct latency, add div/sqrt resource.
4054 (power9-sqrt, power9-dsqrt): Add div/sqrt resource.
4055 (power9-vecfdiv, power9-vecdiv): Correct latency, add div/sqrt
4057 (power9-qpdiv, power9-qpmul): Adjust resource usage.
4059 2017-11-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4061 * config/rs6000/rs6000.c (rs6000_expand_builtin): Do not do the
4062 switch statement mapping KF built-ins to TF built-ins if we don't
4063 have the proper ISA 3.0 assembler support.
4065 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4067 * tree-emutls.c (lower_emutls_data): Remove unused bb_freq.
4068 (lower_emutls_function_body): Do not compute it.
4070 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4072 * ipa-split.c (split_bb_info): Turn time to sreal.
4073 (split_point): Likewise.
4074 (dump_split_point): Likewise.
4075 (fine_split_points): Likewise.
4076 (execute_split_functions): Only zero split_bbs; turn time to sreals.
4078 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4080 * ipa-fnsummary.c (analyze_function_body): Accumulate time consistently
4083 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4085 * predict.c (combine_predictions_for_bb): Preserve zero predicted
4087 (expensive_function_p): Remove useless assert.
4088 (determine_unlikely_bbs): Propagate also forward; determine cold blocks
4090 2017-11-16 Martin Sebor <msebor@redhat.com>
4092 PR tree-optimization/82588
4093 PR tree-optimization/82583
4094 * tree-vrp.c (check_array_ref): Handle flexible array members,
4095 string literals, and inner indices.
4096 (search_for_addr_array): Add detail to diagnostics.
4098 2017-11-16 Nathan Sidwell <nathan@acm.org>
4102 * tree.h (COPY_DECL_RTL): Rename parms for clarity.
4103 (SET_DECL_ASSEMBLER_NAME): Forward to
4104 overwrite_decl_assembler_name.
4105 (COPY_DECL_ASSEMBLER_NAME): Rename parms for clarity.
4106 (overwrite_decl_assembler_name): Declare.
4107 * tree.c (overwrite_decl_assembler_name): New.
4108 * langhooks-def.h (lhd_overwrite_decl_assembler_name): Declare.
4109 (LANG_HOOKS_OVERWRITE_DECL_ASSEMBLER_NAME): Provide default.
4110 (LANG_HOOKS_INITIALIZER): Add it.
4111 * langhooks.h (struct lang_hooks): Add overwrite_decl_assembler_name.
4112 * langhooks.c (lhd_set_decl_assembler_name): Use
4113 SET_DECL_ASSEMBLER_NAME.
4114 (lhd_overwrite_decl_assembler_name): Default implementation.
4116 2017-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4117 Jackson Woodruff <jackson.woodruff@arm.com>
4119 PR tree-optimization/71026
4120 * match.pd: Canonicalize constant multiplies in division.
4122 2017-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4124 * opts.c (default_options_table): Add OPT_fomit_frame_pointer entry.
4125 * common/config/alpha/alpha-common.c (TARGET_OPTION_OPTIMIZATION_TABLE):
4126 Remove OPT_fomit_frame_pointer entry.
4127 * common/config/arc/arc-common.c: Likewise.
4128 * common/config/arm/arm-common.c: Likewise.
4129 * common/config/avr/avr-common.c: Likewise.
4130 * common/config/c6x/c6x-common.c: Likewise.
4131 * common/config/cr16/cr16-common.c: Likewise.
4132 * common/config/cris/cris-common.c: Likewise.
4133 * common/config/epiphany/epiphany-common.c: Likewise.
4134 * common/config/fr30/fr30-common.c: Likewise.
4135 * common/config/frv/frv-common.c: Likewise.
4136 * common/config/ia64/ia64-common.c: Likewise.
4137 * common/config/iq2000/iq2000-common.c: Likewise.
4138 * common/config/lm32/lm32-common.c: Likewise.
4139 * common/config/m32r/m32r-common.c: Likewise.
4140 * common/config/mcore/mcore-common.c: Likewise.
4141 * common/config/microblaze/microblaze-common.c: Likewise.
4142 * common/config/mips/mips-common.c: Likewise.
4143 * common/config/mmix/mmix-common.c: Likewise.
4144 * common/config/mn10300/mn10300-common.c: Likewise.
4145 * common/config/nios2/nios2-common.c: Likewise.
4146 * common/config/pa/pa-common.c: Likewise.
4147 * common/config/pdp11/pdp11-common.c: Likewise.
4148 * common/config/powerpcspe/powerpcspe-common.c: Likewise.
4149 * common/config/riscv/riscv-common.c: Likewise.
4150 * common/config/rs6000/rs6000-common.c: Likewise.
4151 * common/config/rx/rx-common.c: Likewise.
4152 * common/config/s390/s390-common.c: Likewise.
4153 * common/config/sh/sh-common.c: Likewise.
4154 * common/config/sparc/sparc-common.c: Likewise.
4155 * common/config/tilegx/tilegx-common.c: Likewise.
4156 * common/config/tilepro/tilepro-common.c: Likewise.
4157 * common/config/v850/v850-common.c: Likewise.
4158 * common/config/visium/visium-common.c: Likewise.
4159 * common/config/xstormy16/xstormy16-common.c: Likewise.
4160 * common/config/xtensa/xtensa-common.c: Likewise.
4161 * invoke.texi (-fomit-frame-pointer): Update documentation.
4163 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4165 * tree-cfg.c (gimple_find_sub_bbs): Do not compute freq.
4167 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4169 * cfg.c (scale_bbs_frequencies_int,
4170 cale_bbs_frequencies_gcov_type): Remove.
4171 * cfg.h (scale_bbs_frequencies_int,
4172 cale_bbs_frequencies_gcov_type): Remove.
4174 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4176 * tree-ssa-loop-manip.c
4177 (scale_dominated_blocks_in_loop): Update to profile counts.
4178 (tree_transform_and_unroll_loop): Likewise.
4180 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4182 * tree-vect-loop-manip.c (vect_do_peeling): Do not use
4183 scale_bbs_frequencies_int.
4185 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4187 * final.c (compute_alignments): Use counts rather than frequencies.
4189 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4191 * cfgloopanal.c: Include sreal.h
4192 (average_num_loop_insns): Use counts and sreal for accounting.
4194 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4196 * cfgloopmanip.c (duplicate_loop_to_header_edge): Cleanup profile
4199 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
4200 Kito Cheng <kito.cheng@gmail.com>
4202 * config/nds32/constraints.md: Provide more constraints.
4203 * config/nds32/nds32.h (enum reg_class, REG_CLASS_NAMES,
4204 REG_CLASS_CONTENTS): Define R5_REG, R8_REG, and FRAME_POINTER_REG to
4205 support constraints usage.
4207 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
4209 * config/nds32/constants.md (UNSPEC_VOLATILE_FUNC_RETURN): Remove.
4211 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
4212 Kito Cheng <kito.cheng@gmail.com>
4214 * config/nds32/nds32.opt: Add mext-perf, mext-perf2, mext-string.
4215 * config/nds32/nds32.opt: Refine the layout.
4216 * config/nds32/nds32.c (TARGET_EXT_PERF, TARGET_EXT_PERF2,
4217 TARGET_EXT_STRING): Support new options.
4218 * config/nds32/nds32.h: Likewise.
4219 * config/nds32/nds32.md: Likewise.
4220 * config/nds32/nds32-predicates.c: Likewise.
4221 * config/nds32/constraints.md: Likewise.
4222 * common/config/nds32/nds32-common.c: Likewise.
4224 2017-11-16 Julia Koval <julia.koval@intel.com>
4227 * config/i386/gfniintrin.h: Add sse check.
4228 * config/i386/i386.c (ix86_expand_builtin): Fix gfni check.
4230 2017-11-16 Julia Koval <julia.koval@intel.com>
4232 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI2_SET,
4233 OPTION_MASK_ISA_AVX512VBMI2_UNSET): New.
4234 (ix86_handle_option): Handle -mavx512vbmi2.
4235 * config/i386/cpuid.h: Add bit_AVX512VBMI2.
4236 * config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit.
4237 * config/i386/i386-c.c (__AVX512VBMI2__): New.
4238 * config/i386/i386.c (ix86_target_string): Handle -mavx512vbmi2.
4239 (ix86_valid_target_attribute_inner_p): Ditto.
4240 * config/i386/i386.h (TARGET_AVX512VBMI2, TARGET_AVX512VBMI2_P): New.
4241 * config/i386/i386.opt (mavx512vbmi2): New option.
4242 * doc/invoke.texi: Add new option.
4244 2017-11-16 Julia Koval <julia.koval@intel.com>
4246 * config/i386/gfniintrin.h (_mm_gf2p8mul_epi8, _mm256_gf2p8mul_epi8,
4247 _mm_mask_gf2p8mul_epi8, _mm_maskz_gf2p8mul_epi8,
4248 _mm256_mask_gf2p8mul_epi8, _mm256_maskz_gf2p8mul_epi8,
4249 _mm512_mask_gf2p8mul_epi8, _mm512_maskz_gf2p8mul_epi8,
4250 _mm512_gf2p8mul_epi8): New intrinsics.
4251 * config/i386/i386-builtin-types.def
4252 (V64QI_FTYPE_V64QI_V64QI): New type.
4253 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8mulb_v64qi,
4254 __builtin_ia32_vgf2p8mulb_v64qi_mask, __builtin_ia32_vgf2p8mulb_v32qi,
4255 __builtin_ia32_vgf2p8mulb_v32qi_mask, __builtin_ia32_vgf2p8mulb_v16qi,
4256 __builtin_ia32_vgf2p8mulb_v16qi_mask): New builtins.
4257 * config/i386/sse.md (vgf2p8mulb_*): New pattern.
4258 * config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
4260 2017-11-15 Uros Bizjak <ubizjak@gmail.com>
4262 * config/i386/i386.c (x86_print_call_or_nop): Emit 5 byte nop
4263 explicitly as a stream of bytes.
4265 2017-11-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4267 * config/rs6000/altivec.h (vec_xst_be): New #define.
4268 * config/rs6000/altivec.md (altivec_vperm_<mode>_direct): Rename
4269 and externalize from *altivec_vperm_<mode>_internal.
4270 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI): Remove macro
4272 (XL_BE_V8HI): Likewise.
4273 (XL_BE_V4SI): Likewise.
4274 (XL_BE_V4SI): Likewise.
4275 (XL_BE_V2DI): Likewise.
4276 (XL_BE_V4SF): Likewise.
4277 (XL_BE_V2DF): Likewise.
4278 (XST_BE): Add BU_VSX_OVERLOAD_X macro instantiation.
4279 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Correct
4280 all array entries with these keys: VSX_BUILTIN_VEC_XL,
4281 VSX_BUILTIN_VEC_XL_BE, VSX_BUILTIN_VEC_XST. Add entries for key
4282 VSX_BUILTIN_VEC_XST_BE.
4283 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Remove.
4284 (altivec_expand_builtin): Remove handling for VSX_BUILTIN_XL_BE_*
4286 (altivec_init_builtins): Replace conditional calls to def_builtin
4287 for __builtin_vsx_ld_elemrev_{v8hi,v16qi} and
4288 __builtin_vsx_st_elemrev_{v8hi,v16qi} based on TARGET_P9_VECTOR
4289 with unconditional calls. Remove calls to def_builtin for
4290 __builtin_vsx_le_be_<mode>. Add a call to def_builtin for
4291 __builtin_vec_xst_be.
4292 * config/rs6000/vsx.md (vsx_ld_elemrev_v8hi): Convert define_insn
4293 to define_expand, and add alternate RTL generation for P8.
4294 (*vsx_ld_elemrev_v8hi_internal): New define_insn based on
4295 vsx_ld_elemrev_v8hi.
4296 (vsx_ld_elemrev_v16qi): Convert define_insn to define_expand, and
4297 add alternate RTL generation for P8.
4298 (*vsx_ld_elemrev_v16qi_internal): New define_insn based on
4299 vsx_ld_elemrev_v16qi.
4300 (vsx_st_elemrev_v8hi): Convert define_insn
4301 to define_expand, and add alternate RTL generation for P8.
4302 (*vsx_st_elemrev_v8hi_internal): New define_insn based on
4303 vsx_st_elemrev_v8hi.
4304 (vsx_st_elemrev_v16qi): Convert define_insn to define_expand, and
4305 add alternate RTL generation for P8.
4306 (*vsx_st_elemrev_v16qi_internal): New define_insn based on
4307 vsx_st_elemrev_v16qi.
4309 2017-11-15 H.J. Lu <hongjiu.lu@intel.com>
4312 * config/i386/i386.c (pass_insert_vzeroupper::gate): Remove
4313 TARGET_AVX512ER check.
4314 (ix86_option_override_internal): Set MASK_VZEROUPPER if
4315 neither -mzeroupper nor -mno-zeroupper is used and
4316 TARGET_EMIT_VZEROUPPER is set.
4317 * config/i386/i386.h (TARGET_EMIT_VZEROUPPER): New.
4318 * config/i386/x86-tune.def: Add X86_TUNE_EMIT_VZEROUPPER.
4320 2017-11-15 Will Schmidt <will_schmidt@vnet.ibm.com>
4322 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
4323 folding of vector compares.
4324 (fold_build_vec_cmp): New helper function.
4325 (fold_compare_helper): New helper function.
4326 (builtin_function_type): Add compare builtins to the list of functions
4327 having unsigned arguments. Cosmetic updates to comment indentation.
4328 * config/rs6000/vsx.md (vcmpneb, vcmpneh, vcmpnew): Update to specify
4329 the not+eq combination.
4331 2017-11-15 Bin Cheng <bin.cheng@arm.com>
4333 PR tree-optimization/82726
4334 PR tree-optimization/70754
4335 * tree-predcom.c (order_drefs_by_pos): New function.
4336 (combine_chains): Move code setting has_max_use_after to...
4337 (try_combine_chains): ...here. New parameter. Sort combined chains
4338 according to position information.
4339 (tree_predictive_commoning_loop): Update call to above function.
4340 (update_pos_for_combined_chains, pcom_stmt_dominates_stmt_p): New.
4342 2017-11-15 Bin Cheng <bin.cheng@arm.com>
4344 PR tree-optimization/82726
4346 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4348 PR tree-optimization/70754
4349 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4350 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4351 combined stmt before it if not NULL.
4352 (combine_chains): Process refs reversely and compute dominance point
4356 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4358 PR tree-optimization/79663
4359 * tree-predcom.c (combine_chains): Process refs in reverse order
4360 only for ZERO length chains, and add explaining comment.
4362 2017-11-15 Tamar Christina <tamar.christina@arm.com>
4364 * config/arm/arm-cpus.in (armv8_3, ARMv8_3a, armv8.3-a): New
4365 * config/arm/arm-tables.opt (armv8.3-a): Regenerated.
4366 * doc/invoke.texi (ARM Options): Add armv8.3-a.
4368 2017-11-15 Tamar Christina <tamar.christina@arm.com>
4370 * config/arm/arm.h (TARGET_DOTPROD): Add arm_arch8_2.
4372 2017-11-15 Martin Liska <mliska@suse.cz>
4374 * tree-cfg.c (pass_warn_function_return::execute):
4375 Compare warn_return_type for greater than zero.
4377 2017-11-15 Sebastian Peryt <sebastian.peryt@intel.com>
4381 * config/i386/i386.c (pass_insert_vzeroupper): Modify gate condition
4382 to return true on Xeon and not on Xeon Phi.
4383 (ix86_check_avx256_register): Changed to ...
4384 (ix86_check_avx_upper_register): ... this. Add extra check for
4385 VALID_AVX512F_REG_OR_XI_MODE.
4386 (ix86_avx_u128_mode_needed): Changed
4387 ix86_check_avx256_register to ix86_check_avx_upper_register.
4388 (ix86_check_avx256_stores): Changed to ...
4389 (ix86_check_avx_upper_stores): ... this. Changed
4390 ix86_check_avx256_register to ix86_check_avx_upper_register.
4391 (ix86_avx_u128_mode_after): Changed
4392 avx_reg256_found to avx_upper_reg_found. Changed
4393 ix86_check_avx256_stores to ix86_check_avx_upper_stores.
4394 (ix86_avx_u128_mode_entry): Changed
4395 ix86_check_avx256_register to ix86_check_avx_upper_register.
4396 (ix86_avx_u128_mode_exit): Ditto.
4397 * config/i386/i386.h: (host_detect_local_cpu): New define.
4399 2017-11-15 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
4401 * config/arm/xgene1.md (xgene1): Split into automatons
4402 xgene1_main, xgene1_decoder, xgene1_div, xgene1_simd.
4403 (xgene1_f_load): Adjust reservations and/or types.
4404 (xgene1_f_store): Likewise.
4405 (xgene1_load_pair): Likewise.
4406 (xgene1_store_pair): Likewise.
4407 (xgene1_fp_load1): Likewise.
4408 (xgene1_load1): Likewise.
4409 (xgene1_store1): Likewise.
4410 (xgene1_move): Likewise.
4411 (xgene1_alu): Likewise.
4412 (xgene1_simd): Likewise.
4413 (xgene1_bfm): Likewise.
4414 (xgene1_neon_load1): Likewise.
4415 (xgene1_neon_store1): Likewise.
4416 (xgene1_neon_logic): Likewise.
4417 (xgene1_neon_st1): Likewise.
4418 (xgene1_neon_ld1r): Likewise.
4419 (xgene1_alu_cond): Added.
4420 (xgene1_shift_reg): Likwise.
4421 (xgene1_bfx): Likewise.
4422 (xgene1_mul): Split into xgene1_mul32, xgene1_mul64.
4424 2017-11-15 Jakub Jelinek <jakub@redhat.com>
4427 * internal-fn.c: Include gimple-ssa.h, tree-phinodes.h and
4429 (can_widen_mult_without_libcall): New function.
4430 (expand_mul_overflow): If only checking unsigned mul overflow,
4431 not result, and can do efficiently MULT_HIGHPART_EXPR, emit that.
4432 Don't use WIDEN_MULT_EXPR if it would involve a libcall, unless
4433 no other way works. Add MULT_HIGHPART_EXPR + MULT_EXPR support.
4434 (expand_DIVMOD): Formatting fix.
4435 * expmed.h (expand_mult): Add NO_LIBCALL argument.
4436 * expmed.c (expand_mult): Likewise. Use OPTAB_WIDEN rather
4437 than OPTAB_LIB_WIDEN if NO_LIBCALL is true, and allow it to fail.
4439 PR tree-optimization/82977
4440 * tree-ssa-strlen.c (strlen_optimize_stmt): Pass a reference to a copy
4441 constructed temporary to strlen_to_stridx.put.
4443 2017-11-15 Martin Liska <mliska@suse.cz>
4445 * configure.ac: Remove -fkeep-inline-functions from coverage_flags.
4446 * configure: Regenerate.
4448 2017-11-15 Martin Liska <mliska@suse.cz>
4451 * config/sh/sh-mem.cc: Use proper probability for
4454 2017-11-14 Jeff Law <law@redhat.com>
4456 * explow.c (anti_adjust_stack_and_probe_stack_clash): Avoid probing
4457 the red zone for stack_clash_protection_final_dynamic_probe targets
4458 when the total dynamic stack size is zero bytes.
4460 * tree-ssa-threadupdate.c (thread_through_all_blocks): Thread
4461 blocks is post order.
4463 2017-11-15 Alexandre Oliva <aoliva@redhat.com>
4465 * dumpfile.h (TDF_COMPARE_DEBUG): New.
4466 * final.c (rest_of_clean_state): Set it for the
4467 -fcompare-debug dump.
4468 * tree-pretty-print.c (dump_generic_node): Omit OBJ_TYPE_REF
4469 class when TDF_COMPARE_DEBUG is set.
4471 * dwarf2out.c (gen_producer_string): Discard
4474 2017-11-15 Joseph Myers <joseph@codesourcery.com>
4477 * doc/extend.texi (Other Builtins): Document __builtin_tgmath.
4478 * ginclude/tgmath.h (__tg_cplx, __tg_ldbl, __tg_dbl, __tg_choose)
4479 (__tg_choose_2, __tg_choose_3, __TGMATH_REAL_1_2)
4480 (__TGMATH_REAL_2_3): Remove macros.
4481 (__TGMATH_CPLX, __TGMATH_CPLX_2, __TGMATH_REAL, __TGMATH_REAL_2)
4482 (__TGMATH_REAL_3, __TGMATH_CPLX_ONLY): Define using
4484 (frexp, ldexp, nexttoward, scalbn, scalbln): Define using
4486 (remquo): Define using __TGMATH_REAL_3.
4488 2017-11-14 Jeff Law <law@redhat.com>
4490 * vr-values.c: New file with contents extracted from tree-vrp.c.
4491 * Makefile.in (OBJS): Add vr-values.o
4492 * tree-vrp.h (set_value_range_to_nonnull): Prototype.
4493 (set_value_range, set_and_canonicalize_value_range): Likewise.
4494 (vrp_bitmap_equal_p, range_is_nonnull): Likewise.
4495 (value_range_constant_singleton, symbolic_range_p): Likewise.
4496 (compare_values, compare_values_warnv, vrp_val_is_min): Likewise.
4497 (vrp_val_is_max, copy_value_range, set_value_range_to_value): Likewise.
4498 (extract_range_from_binary_expr_1, vrp_val_min, vrp_val_max): Likewise.
4499 (set_value_range_to_null, range_int_cst_p, opreand_less_p): Likewise.
4500 (find_case_label_range, find_case_label_index): Likewise.
4501 (zero_nonzero_bits_from_vr, overflow_comparison_p): Likewise.
4502 (range_int_cst_singleton_p, value_inside_range): Likewise.
4503 (get_single_symbol): Likewise.
4504 (switch_update): Move structure definition here.
4505 (to_remove_edges, to_update_switch_stmts): Provide externs.
4506 * tree-vrp.c: Move all methods for vr-values class to vr-values.c
4507 (vrp_val_max, vrp_val_min, vrp_val_is_max): Make externally visible.
4508 (vrp_val_is_min, set_value_range): Likewise.
4509 (set_and_canonicalize_value_range, copy_value_range): Likewise.
4510 (set_value_range_to_value, set_value_range_to_nonnull): Likewise.
4511 (set_value_range_to_null, vrp_bitmap_equal_p): Likewise.
4512 (range_is_nonnull, range_int_cst_p): Likewwise.
4513 (range_int_cst_singleton_p, symbolic_range_p): Likewise.
4514 (get_single_symbol, operand_less_p): Likewise
4515 (compare_values_warnv, compare_values): Likewise.
4516 (value_inside_range, value_range_constant_singleton): Likewise.
4517 (zero_nonzero_bitgs_from_vr): Likewise.
4518 (extract_range_from_binary_expr_1): Likewise.
4519 (overflow_comparison_p): Likewise.
4520 (to_remove_edges, to_update_switch_stmts): Likewise.
4521 (find_case_label-index, find_case_label_range): Likewise.
4522 (switch_update, set_value_range_to_nonnegative): Remove.
4523 (set_value_range_to_truthvalue): Likewise.
4524 (symbolic_range_based_on_p, gimple_assign_nonzero_p): Likewise.
4525 (gimple_stmt_nonzero_p, compare_ranges): Likewise.
4526 (compare_range_with_value, vrp_valueize, vrp_valueize_1): Likewise.
4527 (find_case_label_ranges, test_for_singularity): Likewise.
4528 (range_fits_type_p, simplify_conversion_using_ranges): LIkewise.
4529 (x_vr_values): Move to its remaining use site.
4531 2017-11-10 Jeff Law <law@redhat.com>
4533 * vr-values.h (VR_INITIALIZER): Move #define here.
4534 * gimple-ssa-evrp.c: New file with contents extracted from tree-vrp.c
4535 * Makefile.in (OBJS): Add tree-evrp.o
4536 * tree-vrp.h (assert_info): Move structure definition here.
4537 (set_value_range_to_varying): Prototype.
4538 (vrp_operand_equal_p, range_includes_zero_p): Likewise.
4539 (infer_value_range, register_edge_assert_for): Likewise.
4540 (stmt_interesting_for_vrp): Likewise.
4541 * tree-vrp.c: Move all methods for evrp class into gimple-ssa-evrp.c.
4542 (set_value_range_to_varying): No longer static.
4543 (vrp_operand_equal_p, range_includes_zero_p): Likewise.
4544 (infer_value_range, register_edge_assert_for): Likewise.
4546 2017-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4548 * config/rs6000/rs6000.md (bswapdi2): On 32-bit ISA 3.0, don't
4549 generate the XXBRD instruction.
4551 * config/rs6000/rs6000-c.c (is_float128_p): New helper function.
4552 (rs6000_builtin_type_compatible): Treat _Float128 and long double
4553 as being compatible if -mabi=ieeelongdouble.
4554 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_HW_1): New macros
4555 to setup float128 built-ins with hardware support.
4556 (BU_FLOAT128_HW_2): Likewise.
4557 (BU_FLOAT128_HW_3): Likewise.
4558 (BU_FLOAT128_HW_VSX_1): Likewise.
4559 (BU_FLOAT128_HW_VSX_2): Likewise.
4560 (scalar_extract_expq): Change float128 built-in functions to
4561 accommodate having both KFmode and TFmode functions. Use the
4562 KFmode variant as the default.
4563 (scalar_extract_sigq): Likewise.
4564 (scalar_test_neg_qp): Likewise.
4565 (scalar_insert_exp_q): Likewise.
4566 (scalar_insert_exp_qp): Likewise.
4567 (scalar_test_data_class_qp): Likewise.
4568 (sqrtf128_round_to_odd): Delete processing the round to odd
4569 built-in functions as special built-in functions, and define them
4570 as float128 built-ins. Use the KFmode variant as the default.
4571 (truncf128_round_to_odd): Likewise.
4572 (addf128_round_to_odd): Likewise.
4573 (subf128_round_to_odd): Likewise.
4574 (mulf128_round_to_odd): Likewise.
4575 (divf128_round_to_odd): Likewise.
4576 (fmaf128_round_to_odd): Likewise.
4577 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
4578 support for KFmode and TFmode xststdcqp calls.
4579 (rs6000_expand_builtin): If long double is IEEE 128-bit floating
4580 point, switch the built-in handlers for the get/set float128
4581 exponent, get float128 mantissa, float128 test built-ins, and the
4582 float128 round to odd built-in functions. Eliminate creating the
4583 float128 round to odd built-in functions as special built-ins.
4584 (rs6000_init_builtins): Eliminate special creation of the float128
4585 round to odd built-in functions.
4586 * config/rs6000/vsx.md (xsxexpqp_<mode>): Change float128 built-in
4587 function insns to support both TFmode and KFmode variants.
4588 (xsxsigqp_<mode>): Likewise.
4589 (xsiexpqpf_<mode>): Likewise.
4590 (xsiexpqp_<mode>): Likewise.
4591 (xststdcqp_<mode>): Likewise.
4592 (xststdcnegqp_<mode>): Likewise.
4593 (xststdcqp_<mode>): Likewise.
4595 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4597 * tree-ssa-threadupdate.c (compute_path_counts): Remove
4598 unused path_in_freq_ptr parameter.
4599 (ssa_fix_duplicate_block_edges): Do not pass around path_in_freq
4601 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4603 * ipa-inline.c (edge_badness): Dump sreal frequency.
4604 (compute_inlined_call_time): Match natural implementaiton ...
4605 * ipa-fnsummary.c (estimate_edge_size_and_time): ... here; remove
4606 forgotten division by CGRAPH_FREQ_BASE.
4608 2017-11-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4610 * config.gcc (*-*-solaris2*): Enable default_use_cxa_atexit since
4611 Solaris 11. Update comment.
4612 * configure.ac (gcc_cv_ld_pid): Adapt comment for Solaris 12
4614 * config/sol2.h (STARTFILE_SPEC): Likewise.
4615 * configure: Regenerate.
4617 2017-11-14 Carl Love <cel@us.ibm.com>
4619 * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Remove
4620 le_ and be_ prefixes to swap* variables. Remove
4621 if (VECTOR_ELT_ORDER_BIG) statement. Remove E_V16QImode case
4624 2017-11-14 Jason Merrill <jason@redhat.com>
4626 Support GTY((cache)) on hash_map.
4627 * hash-traits.h (ggc_remove): Add ggc_maybe_mx member function.
4628 (ggc_cache_remove): Override it instead of ggc_mx.
4629 * hash-table.h (gt_ggc_mx): Call it instead of ggc_mx.
4630 (gt_cleare_cache): Call ggc_mx instead of gt_ggc_mx.
4631 * hash-map-traits.h (simple_hashmap_traits): Add maybe_mx member.
4632 (simple_cache_map_traits): Override maybe_mx.
4633 * hash-map.h (hash_entry): Add ggc_maybe_mx and keep_cache_entry.
4634 (hash_map): Friend gt_cleare_cache.
4635 (gt_cleare_cache): New.
4636 * tree.h (tree_cache_traits): New hash_map traits class.
4637 (tree_cache_map): New typedef.
4639 2017-11-14 Richard Biener <rguenther@suse.de>
4641 * tree-cfgcleanup.c (cleanup_control_expr_graph): Remove first_p
4642 paramter and handling.
4643 (cleanup_control_flow_bb): Likewise.
4644 (cleanup_control_flow_pre): New helper performing a DFS walk
4645 to call cleanup_control_flow_bb in PRE order.
4646 (cleanup_tree_cfg_1): Do the first phase of cleanup_control_flow_bb
4647 via cleanup_control_flow_pre.
4649 2017-11-14 James Greenhalgh <james.greenhalgh@arm.com>
4651 * config/aarch64/aarch64-simd.md
4652 (aarch64_simd_bsl<mode>_internal): Remove DImode.
4653 (*aarch64_simd_bsl<mode>_alt): Likewise.
4654 (aarch64_simd_bsldi_internal): New.
4655 (aarch64_simd_bsldi_alt): Likewise.
4657 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4659 * tracer.c (better_p): Do not compare frequencies.
4660 * reg-stack.c (better_edge): Likewise.
4661 * shrink-wrap.c (try_shrink_wrapping): Do not convert to gcov counts
4664 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4666 * auto-profile.c (afdo_annotate_cfg): Use update_max_bb_count.
4667 * cgraphunit.c (cgraph_node::expand_thunk): Use update_max_bb_count.
4668 * ipa-utils.c (ipa_merge_profiles): Use update_max_bb_count.
4669 * lto-streamer-in.c (input_function): Use update_max_bb_count.
4670 * omp-expand.c (expand_omp_taskreg): Use update_max_bb_count.
4671 * predict.c (maybe_hot_frequency_p): Inline to ...
4672 (maybe_hot_count_p): ... here; rewrite to counts.
4673 (counts_to_freqs): Rename to ...
4674 (update_max_bb_count): ... this one.
4675 (expensive_function_p): Use counts.
4676 (estimate_bb_frequencies): Update.
4677 (rebuild_frequencies): Update.
4678 * predict.h (counts_to_freqs): Rename to ...
4679 (update_max_bb_count): ... this one.
4680 * profile.c (compute_branch_probabilities): Add debug info
4681 * tree-inline.c (expand_call_inline): Update debug info.
4682 (optimize_inline_calls): Use update_max_bb_count..
4683 (tree_function_versioning): Use update_max_bb_count..
4684 * value-prof.c (gimple_value_profile_transformations):
4685 Do not use update_max_bb_count.
4687 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4689 * ipa-inline.c (compute_uninlined_call_time, compute_inlined_call_time):
4690 always use frequencies.
4692 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4694 * bb-reorder.c: Remove frequencies from comments.
4695 (better_edge_p): Use profile counts.
4696 (find_traces): Dump profile counts.
4697 (rotate_loop): Use profile counts.
4698 (find_traces_1_round): Likewise.
4699 (connect_better_edge_p): Use counts instead of probabilities for
4701 (copy_bb_p): Drop early check for non-0 frequency.
4702 (sanitize_hot_paths): Update comments.
4704 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4706 * ipa-split.c (struct split_point): Add count.
4707 (consider_split): Do not compute incoming frequency; compute incoming
4708 count and store it to split_point.
4709 (split_function): Set count of the call to split part correctly.
4711 2017-11-13 Carl Love <cel@us.ibm.com>
4713 * config/rs6000/altivec.md (altivec_vsumsws_be): Add define_expand.
4715 2017-11-13 Tom Tromey <tom@tromey.com>
4717 * doc/cpp.texi (Variadic Macros): Document __VA_OPT__.
4719 2017-11-13 Carl Love <cel@us.ibm.com>
4721 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
4722 Add support for builtins:
4723 unsigned int vec_first_{,miss}_match_{,or_eos}index,
4724 vector {un,}signed {char,int,short},
4725 vector {un,}signed {char,int,short}) arguments.
4726 * config/rs6000/rs6000-builtin.def (VFIRSTMATCHINDEX,
4727 VFIRSTMATCHOREOSINDEX, VFIRSTMISMATCHINDEX, VFIRSTMISMATCHOREOSINDEX):
4728 Add BU_P9V_AV_2 expansions for the builtins.
4729 * config/rs6000/altivec.h (vec_first_match_index,
4730 vec_first_mismatch_index, vec_first_match_or_eos_index,
4731 vec_first_mismatch_or_eos_index): Add #defines for the builtins.
4732 * config/rs6000/rs6000-protos.h (bytes_in_mode): Add
4733 new extern declaration.
4734 * config/rs6000/rs6000.c (bytes_in_mode): Add new function.
4735 * config/rs6000/vsx.md (first_match_index_<mode>,
4736 first_match_or_eos_index_<mode>, first_mismatch_index_<mode>,
4737 first_mismatch_or_eos_index_<mode>): Add define expand.
4738 (vctzlsbb_<mode>): Add mode field to define_insn for vctzlsbb.
4739 * doc/extend.texi: Update the built-in documenation file for the new
4742 2017-11-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4744 * match.pd: Convert fminf<N>, fminf<N>x, fmax<N>, and fmax<N>x
4745 into the min/max operations for _Float<N> and _Float<N>X types.
4747 2017-11-13 Eric Botcazou <ebotcazou@adacore.com>
4750 * dwarf2out.c (do_eh_frame): New static variable.
4751 (dwarf2out_begin_prologue): Set it.
4752 (dwarf2out_frame_finish): Test it instead of dwarf2out_do_eh_frame.
4754 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4756 * tree-ssa-coalesce.c (coalesce_cost): Fix formating.
4758 * tree-ssa-sink.c (select_best_block): Do not use frequencies.
4760 2017-11-13 Eric Botcazou <ebotcazou@adacore.com>
4763 * debug.h (dwarf2out_do_eh_frame): Declare.
4764 * dwarf2cfi.c (dwarf2out_do_eh_frame): New predicate.
4765 (dwarf2out_do_frame): Use it.
4766 (dwarf2out_do_cfi_asm): Likewise.
4767 * dwarf2out.c (dwarf2out_frame_finish): Likewise.
4768 (dwarf2out_assembly_start): Likewise.
4769 (dwarf2out_begin_prologue): Fix comment.
4770 * toplev.c (compile_file): Always call dwarf2out_frame_finish
4771 if the target needs either debug or unwind DWARF2 info.
4772 * lto-opts.c (lto_write_options): Do not save -fexceptions,
4773 -fnon-call-exceptions, -ffp-contract, -fmath-errno, -fsigned-zeros,
4774 -ftrapping-math, -ftrapv and -fwrapv.
4776 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4778 * cgraph.c (cgraph_edge::sreal_frequency): New function.
4779 * cgraph.h (cgraph_edge::sreal_frequency): Declare.
4780 * ipa-fnsummary.c (dump_ipa_call_summary): Use sreal_frequency.
4781 (estimate_edge_size_and_time): Likewise.
4782 (ipa_merge_fn_summary_after_inlining): Likewise.
4783 * ipa-inline.c (cgraph_freq_base_rec): Remove.
4784 (compute_uninlined_call_time): Use sreal_frequency.
4785 (compute_inlined_call_time): Likewise.
4786 (ipa_inline): Do not initialize cgraph_freq_base_rec.
4787 * profile-count.c: Include sreal.h.
4788 (profile_count::to_sreal_scale): New.
4789 * profile-count.h: Forward declare sreal.
4790 (profile_count::to_sreal_scale): Declare.
4792 2017-11-13 Nathan Sidwell <nathan@acm.org>
4794 * diagnostic.c (maybe_line_and_column): New.
4795 (diagnostic_get_location_text): Use it.
4796 (diagnostic_report_current_module): Likewise.
4797 (test_diagnostic_get_location_text): Add tests.
4799 2017-11-13 Luis Machado <luis.machado@linaro.org>
4801 * doc/md.texi (Specifying processor pipeline description): Fix
4802 incorrect latency for the div instruction example.
4804 2017-11-13 Jakub Jelinek <jakub@redhat.com>
4806 PR tree-optimization/78821
4807 * gimple-ssa-store-merging.c (compatible_load_p): Don't require
4808 that bit_not_p is the same.
4809 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
4810 (split_group): Count precisely bit_not_p bits in each statement.
4811 (invert_op): New function.
4812 (imm_store_chain_info::output_merged_store): Use invert_op to
4813 emit BIT_XOR_EXPR with a xor_mask instead of BIT_NOT_EXPR if some
4814 but not all orig_stores have BIT_NOT_EXPR in the corresponding spots.
4816 2017-11-13 Martin Liska <mliska@suse.cz>
4818 * gcov.c (struct coverage_info): Remove typedef of coverage_t.
4819 (struct source_info): Likewise.
4820 (add_branch_counts): Likewise.
4821 (add_line_counts): Likewise.
4822 (function_summary): Likewise.
4823 (output_intermediate_line): Likewise.
4824 (generate_results): Likewise.
4826 2017-11-13 Martin Liska <mliska@suse.cz>
4828 * gcov.c (struct block_info): Remove typedef for block_t.
4829 (struct line_info): Likewise.
4830 (line_info::has_block): Likewise.
4831 (EXIT_BLOCK): Likewise.
4832 (unblock): Likewise.
4833 (circuit): Likewise.
4834 (get_cycles_count): Likewise.
4835 (process_file): Likewise.
4836 (read_graph_file): Likewise.
4837 (solve_flow_graph): Likewise.
4838 (find_exception_blocks): Likewise.
4839 (add_line_counts): Likewise.
4840 (accumulate_line_info): Likewise.
4841 (output_line_details): Likewise.
4843 2017-11-13 Martin Liska <mliska@suse.cz>
4845 * gcov.c (struct arc_info): Remove typedef for arc_t.
4846 (struct line_info): Likewise.
4847 (add_branch_counts): Likewise.
4848 (output_branch_count): Likewise.
4849 (function_info::~function_info): Likewise.
4850 (circuit): Likewise.
4851 (output_intermediate_line): Likewise.
4852 (read_graph_file): Likewise.
4853 (solve_flow_graph): Likewise.
4854 (find_exception_blocks): Likewise.
4855 (add_line_counts): Likewise.
4856 (accumulate_line_info): Likewise.
4857 (output_line_details): Likewise.
4858 (output_function_details): Likewise.
4860 2017-11-13 Martin Liska <mliska@suse.cz>
4862 * gcov.c (struct function_info): Remove typedef for function_t.
4863 (struct source_info): Likewise.
4864 (source_info::get_functions_at_location): Likewise.
4865 (solve_flow_graph): Likewise.
4866 (find_exception_blocks): Likewise.
4867 (add_line_counts): Likewise.
4868 (output_intermediate_file): Likewise.
4869 (process_file): Likewise.
4870 (generate_results): Likewise.
4871 (release_structures): Likewise.
4872 (read_graph_file): Likewise.
4873 (read_count_file): Likewise.
4874 (accumulate_line_counts): Likewise.
4875 (output_lines): Likewise.
4877 2017-11-13 Martin Liska <mliska@suse.cz>
4879 * gcov.c (function_info::function_info): Remove num_counts
4880 and add vector<gcov_type>.
4881 (function_info::~function_info): Use the vector.
4882 (process_file): Likewise.
4883 (read_graph_file): Likewise.
4884 (read_count_file): Likewise.
4885 (solve_flow_graph): Likewise.
4887 2017-11-13 Martin Liska <mliska@suse.cz>
4889 * gcov.c (function_info::is_artificial): New function.
4890 (process_file): Erase all artificial early.
4891 (generate_results): Skip as all artificial are already
4894 2017-11-13 Martin Liska <mliska@suse.cz>
4896 * gcov.c (read_graph_file): Store to global vector of functions.
4897 (read_count_file): Iterate the vector.
4898 (process_file): Likewise.
4899 (generate_results): Likewise.
4900 (release_structures): Likewise.
4902 2017-11-13 Jakub Jelinek <jakub@redhat.com>
4904 PR tree-optimization/82954
4905 * gimple-ssa-store-merging.c
4906 (imm_store_chain_info::coalesce_immediate_stores): If
4907 !infof->ops[N].base_addr, split group if info->ops[N].base_addr.
4909 2017-11-13 Richard Sandiford <richard.sandiford@linaro.org>
4911 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
4912 Upddate call to ENDIAN_LANE_N.
4913 (aarch64_<sur>dot_lane<vsi2qi>): Use aarch64_endian_lane_rtx.
4914 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
4915 (*aarch64_simd_vec_copy_lane<mode>): Update calls to ENDIAN_LANE_N
4916 and use aarch64_endian_lane_rtx.
4917 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
4919 2017-11-12 Tom de Vries <tom@codesourcery.com>
4921 * config/riscv/riscv.h (ASM_OUTPUT_LABELREF): Wrap in do {} while (0).
4923 2017-11-12 Tom de Vries <tom@codesourcery.com>
4925 * config/elfos.h (ASM_OUTPUT_ASCII): Remove semicolon after macro body.
4927 2017-11-12 Tom de Vries <tom@codesourcery.com>
4929 * config/cr16/cr16.h (ASM_OUTPUT_LABELREF): Remove semicolon after macro
4931 * config/powerpcspe/xcoff.h (ASM_OUTPUT_LABELREF): Same.
4932 * config/rs6000/xcoff.h (ASM_OUTPUT_LABELREF): Same.
4933 * defaults.h (ASM_OUTPUT_LABELREF): Same.
4935 2017-11-11 Martin Sebor <msebor@redhat.com>
4938 * doc/extend.texi (attribute nonstring): Remove spurious argument.
4941 * prefic.c (translate_name): Replace strncpy with memcpy to
4942 avoid -Wstringop-truncation.
4944 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
4946 * tree-ssa-loop-im.c (execute_sm_if_changed): Do not compute freq_sum.
4948 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
4950 * predict.c (maybe_hot_frequency_p): Do not use cfun.
4952 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
4954 * tree-ssa-tail-merge.c (replace_block_by): Fix and re-enable profile
4957 2017-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4959 * config/rs6000/rs6000.md (bswaphi2_reg): On ISA 3.0 systems,
4960 enable generating XXBRH if the value is in a vector register.
4961 (bswapsi2_reg): On ISA 3.0 systems, enable generating XXBRW if the
4962 value is in a vector register.
4963 (bswapdi2_reg): On ISA 3.0 systems, always use XXBRD to do
4964 register to register bswap64's instead of doing the GPR sequence
4965 used on previous machines.
4966 (bswapdi2_xxbrd): New insn.
4967 (bswapdi2_reg): Disallow on ISA 3.0.
4968 (register to register bswap64 splitter): Do not split the insn on
4969 ISA 3.0 systems that use XXBRD.
4971 2017-11-10 Martin Sebor <msebor@redhat.com>
4974 * config/darwin-c.c (framework_construct_pathname): Replace strncpy
4976 (find_subframework_file): Same.
4978 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
4980 * auto-profile.c (afdo_indirect_call): Drop frequency.
4981 * cgraph.c (symbol_table::create_edge): Drop frequency argument.
4982 (cgraph_node::create_edge): Drop frequency argument.
4983 (cgraph_node::create_indirect_edge): Drop frequency argument.
4984 (cgraph_edge::make_speculative): Drop frequency arguments.
4985 (cgraph_edge::resolve_speculation): Do not update frequencies
4986 (cgraph_edge::dump_edge_flags): Do not dump frequency.
4987 (cgraph_node::dump): Check consistency in IPA mode.
4988 (cgraph_edge::maybe_hot_p): Use IPA counter.
4989 (cgraph_edge::verify_count_and_frequency): Rename to ...
4990 (cgraph_edge::verify_count): ... this one; drop frequency checking.
4991 (cgraph_node::verify_node): Update.
4992 * cgraph.h (struct cgraph_edge): Drop frequency.
4993 (cgraph_edge::frequency): New function.
4994 * cgraphbuild.c (pass_build_cgraph_edges::execute): Donot pass
4996 (cgraph_edge::rebuild_edges): Likewise.
4997 * cgraphclones.c (cgraph_edge::clone): Scale only counts.
4998 (duplicate_thunk_for_node): Do not pass frequency.
4999 (cgraph_node::create_clone): Scale only counts.
5000 (cgraph_node::create_virtual_clone): Do not pass frequency.
5001 (cgraph_node::create_edge_including_clones): Do not pass frequency.
5002 (cgraph_node::create_version_clone): Do not pass frequency.
5003 * cgraphunit.c (cgraph_node::analyze): Do not pass frequency.
5004 (cgraph_node::expand_thunk): Do not pass frequency.
5005 (cgraph_node::create_wrapper): Do not pass frequency.
5006 * gimple-iterator.c (update_call_edge_frequencies): Do not pass
5008 * gimple-streamer-in.c (input_bb): Scale only IPA counts.
5009 * ipa-chkp.c (chkp_produce_thunks): Do not pass frequency.
5010 * ipa-cp.c (ipcp_lattice::print): Use frequency function.
5011 (gather_caller_stats): Use frequency function.
5012 (ipcp_cloning_candidate_p): Use frequency function.
5013 (ipcp_propagate_stage): Use frequency function.
5014 (get_info_about_necessary_edges): Use frequency function.
5015 (update_profiling_info): Update only IPA profile.
5016 (update_specialized_profile): Use frequency functoin.
5017 (perhaps_add_new_callers): Update only IPA profile.
5018 * ipa-devirt.c (ipa_devirt): Use IPA profile.
5019 * ipa-fnsummary.c (redirect_to_unreachable): Do not set frequrency.
5020 (dump_ipa_call_summary): Use frequency function.
5021 (estimate_edge_size_and_time): Use frequency function.
5022 (ipa_merge_fn_summary_after_inlining): Use frequency function.
5023 * ipa-inline-analysis.c (do_estimate_edge_time): Use IPA profile.
5024 * ipa-inline-transform.c (update_noncloned_frequencies): Rename to ..
5025 (update_noncloned_counts): ... ths one; scale counts only.
5026 (clone_inlined_nodes): Do not scale frequency.
5027 (inline_call): Do not pass frequency.
5028 * ipa-inline.c (compute_uninlined_call_time): Use IPA profile.
5029 (compute_inlined_call_time): Use IPA profile.
5030 (want_inline_small_function_p): Use IPA profile.
5031 (want_inline_self_recursive_call_p): Use IPA profile.
5032 (edge_badness): Use IPA profile.
5033 (lookup_recursive_calls): Use IPA profile.
5034 (recursive_inlining): Do not pass frequency.
5035 (resolve_noninline_speculation): Do not update frequency.
5036 (inline_small_functions): Collect max of IPA profile.
5037 (dump_overall_stats): Dump IPA porfile.
5038 (dump_inline_stats): Dump IPA porfile.
5039 (ipa_inline): Collect IPA stats.
5040 * ipa-inline.h (clone_inlined_nodes): Update prototype.
5041 * ipa-profile.c (ipa_propagate_frequency_1): Use frequency function.
5042 (ipa_propagate_frequency): Use frequency function.
5043 (ipa_profile): Cleanup.
5044 * ipa-prop.c (ipa_make_edge_direct_to_target): Do not pass frequency
5045 * ipa-utils.c (ipa_merge_profiles): Merge all profiles.
5046 * lto-cgraph.c (lto_output_edge): Do not stream frequency.
5047 (input_node): Do not stream frequency.
5048 (input_edge): Do not stream frequency.
5049 (merge_profile_summaries): Scale only IPA profiles.
5050 * omp-simd-clone.c (simd_clone_adjust): Do not pass frequency.
5051 * predict.c (drop_profile): Do not recompute frequency.
5052 * trans-mem.c (ipa_tm_insert_irr_call): Do not pass frequency.
5053 (ipa_tm_insert_gettmclone_call): Do not pass frequency.
5054 * tree-cfg.c (execute_fixup_cfg): Drop profile to global0 if needed.
5055 * tree-chkp.c (chkp_copy_bounds_for_assign): Do not pass frequency.
5056 * tree-emutls.c (gen_emutls_addr): Do not pass frequency.
5057 * tree-inline.c (copy_bb): Do not scale frequency.
5058 (expand_call_inline): Do not scale frequency.
5059 (tree_function_versioning): Do not scale frequency.
5060 * ubsan.c (ubsan_create_edge): Do not pass frequency.
5062 2017-11-10 Julia Koval <julia.koval@intel.com>
5064 * config/i386/gfniintrin.h (_mm_gf2p8affine_epi64_epi8)
5065 (_mm256_gf2p8affine_epi64_epi8, _mm_mask_gf2p8affine_epi64_epi8)
5066 (_mm_maskz_gf2p8affine_epi64_epi8, _mm256_mask_gf2p8affine_epi64_epi8)
5067 (_mm256_maskz_gf2p8affine_epi64_epi8)
5068 (_mm512_mask_gf2p8affine_epi64_epi8, _mm512_gf2p8affine_epi64_epi8)
5069 (_mm512_maskz_gf2p8affine_epi64_epi8): New intrinsics.
5070 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineqb_v64qi)
5071 (__builtin_ia32_vgf2p8affineqb_v32qi)
5072 (__builtin_ia32_vgf2p8affineqb_v16qi): New builtins.
5073 * config/i386/sse.md (vgf2p8affineqb_<mode><mask_name>): New pattern.
5075 2017-11-10 Tamar Christina <tamar.christina@arm.com>
5079 (arm_option_override): Refactor.
5080 (arm_option_reconfigure_globals): New.
5081 (arm_options_perform_arch_sanity_checks): New.
5082 * config/arm/arm-protos.h (arm_option_reconfigure_globals):
5084 (arm_options_perform_arch_sanity_checks): Likewise
5086 2017-11-10 Pat Haugen <pthaugen@us.ibm.com>
5088 * rs6000/power9.md (power9-qpdiv): Correct DFU pipe usage.
5089 (power9-qpmul): New.
5090 * rs6000/rs6000.md ("type" attr): Add qmul.
5091 (mul<mode>3, fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw,
5092 *nfms<mode>4_hw, mul<mode>3_odd, fma<mode>4_odd, *fms<mode>4_odd,
5093 *nfma<mode>4_odd, *nfms<mode>4_odd): Change type to qmul.
5095 2017-11-10 Martin Sebor <msebor@redhat.com>
5098 * builtins.c (compute_objsize): Handle arrays that
5099 compute_builtin_object_size likes to fail for. Make extern.
5100 * builtins.h (compute_objsize): Declare.
5101 (check_strncpy_sizes): New function.
5102 (expand_builtin_strncpy): Call check_strncpy_sizes.
5103 * gimple-fold.c (gimple_fold_builtin_strncpy): Implement
5104 -Wstringop-truncation.
5105 (gimple_fold_builtin_strncat): Same.
5106 * gimple.c (gimple_build_call_from_tree): Set call location.
5107 * tree-ssa-strlen.c (strlen_to_stridx): New global variable.
5108 (maybe_diag_bound_equal_length, is_strlen_related_p): New functions.
5109 (handle_builtin_stxncpy, handle_builtin_strncat): Same.
5110 (handle_builtin_strlen): Use strlen_to_stridx.
5111 (strlen_optimize_stmt): Handle flavors of strncat, strncpy, and
5113 Use strlen_to_stridx.
5114 (pass_strlen::execute): Release strlen_to_stridx.
5115 * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document enhancement.
5116 (-Wstringop-truncation): Document new option.
5118 2017-11-10 Martin Liska <mliska@suse.cz>
5120 PR gcov-profile/82702
5121 * gcov.c (main): Handle intermediate files in a different
5123 (get_gcov_intermediate_filename): New function.
5124 (output_gcov_file): Remove support of intermediate files.
5125 (generate_results): Allocate intermediate file.
5126 (release_structures): Clean-up properly fn_end.
5127 (output_intermediate_file): Start iterating with line 1.
5129 2017-11-10 Jakub Jelinek <jakub@redhat.com>
5131 PR tree-optimization/82929
5132 * gimple-ssa-store-merging.c (struct store_immediate_info): Add
5133 ops_swapped_p non-static data member.
5134 (store_immediate_info::store_immediate_info): Clear it.
5135 (imm_store_chain_info::coalesce_immediate_stores): If swapping
5136 ops set ops_swapped_p.
5137 (count_multiple_uses): Handle ops_swapped_p.
5139 2017-11-10 Martin Liska <mliska@suse.cz>
5141 * coverage.c (coverage_init): Stream information about
5142 support of has_unexecuted_blocks.
5143 * doc/gcov.texi: Document that.
5144 * gcov-dump.c (dump_gcov_file): Support it in gcov_dump tool.
5145 * gcov.c (read_graph_file): Likewise.
5146 (output_line_beginning): Fix a small issue with
5149 2017-11-10 Bin Cheng <bin.cheng@arm.com>
5151 * tree-predcom.c (determine_roots_comp): Avoid memory leak by freeing
5152 reference of trivial component.
5154 2017-11-10 Jakub Jelinek <jakub@redhat.com>
5157 * gimple-ssa-store-merging.c
5158 (pass_store_merging::terminate_all_aliasing_chains): For
5159 gimple_store_p stmts also call refs_output_dependent_p.
5161 PR rtl-optimization/82913
5162 * compare-elim.c (try_merge_compare): Punt if def_insn is not
5165 2017-11-09 Jeff Law <law@redhat.com>
5167 * vr-values.h: New file with vr_values class.
5168 * tree-vrp.c: Include vr-values.h
5169 (vrp_value_range_pool, vrp_equiv_obstack, num_vr_values): Move static
5170 data objects into the vr_values class.
5171 (vr_value, values_propagated, vr_phi_edge_counts): Likewise.
5172 (get_value_range): Make it a member function within vr_values class.
5173 (set_defs_to_varying, update_value_range, add_equivalence): Likewise.
5174 (vrp_stmt_computes_nonzero_p, op_with_boolean_value_range_p): Likewise.
5175 (op_with_constant_singleton_value_range): Likewise.
5176 (extract_range_for_var_from_comparison_expr): Likewise.
5177 (extract_range_from_assert, extract_range_from_ssa_name): Likewise.
5178 (extract_range_from_binary_expr): Likewise.
5179 (extract_range_from_unary_expr): Likewise.
5180 (extract_range_from_cond_expr, extrat_range_from_comparison): Likewise.
5181 (check_for_binary_op_overflow, extract_range_basic): Likewise.
5182 (extract_range_from_assignment, adjust_range_with_scev): Likewise.
5183 (dump_all_value_ranges, get_vr_for_comparison): Likewise.
5184 (compare_name_with_value, compare_names): Likewise.
5185 (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Likewise.
5186 (vrp_evaluate_conditional_warnv_with_ops): Likewise. Remove prototype.
5187 (vrp_evaluate_conditional, vrp_visit_cond_stmt): Likewise.
5188 (vrp_visit_switch_stmt, extract_range_from_stmt): Likewise.
5189 (extract_range_from_phi_node): Likewise.
5190 (simplify_truth_ops_using_ranges): Likewise.
5191 (simplify_div_or_mod_using_ranges): Likewise.
5192 (simplify_min_or_max_using_ranges, simplify_abs_using_ranges): Likewise.
5193 (simplify_bit_ops_using_ranges, simplify_cond_using_ranges_1): Likewise.
5194 (simplify_cond_using_ranges_2, simplify_switch_using_ranges): Likewise.
5195 (simplify_float_conversion_using_ranges): Likewise.
5196 (simplify_internal_call_using_ranges): Likewise.
5197 (two_valued_val_range_p, simplify_stmt_using_ranges): Likewise.
5198 (vrp_visit_assignment_or_call): Likewise. Smuggle class instance
5199 poitner via x_vr_values for calls into gimple folder.
5200 (vrp_initialize_lattice): Make this the vr_values ctor.
5201 (vrp_free_lattice): Make this the vr_values dtor.
5202 (set_vr_value): New function.
5203 (class vrp_prop): Add vr_values data member. Add various member
5204 functions as well as member functions that delegate to vr_values.
5205 (check_array_ref): Make a member function within vrp_prop class.
5206 (search_for_addr_array, vrp_initialize): Likewise.
5207 (vrp_finalize): Likewise. Revamp to avoid direct access to
5208 vr_value, values_propagated, etc.
5209 (check_array_bounds): Extract vrp_prop class instance pointer from
5210 walk info structure. Use it to call member functions.
5211 (check_all_array_refs): Make a member function within vrp_prop class.
5212 Smuggle class instance pointer via walk info structure.
5213 (x_vr_values): New local static.
5214 (vrp_valueize): Use x_vr_values to get class instance.
5215 (vr_valueize_1): Likewise.
5216 (class vrp_folder): Add vr_values data member. Add various member
5217 functions as well as member functions that delegate to vr_values.
5218 (fold_predicate_in): Make a mber fucntion within vrp_folder class.
5219 (simplify_stmt_for_jump_threading): Extract smuggled vr_values
5220 class instance from vr_values. Use it to call member functions.
5221 (vrp_dom_walker): Add vr_values data member.
5222 (vrp_dom_walker::after_dom_children): Smuggle vr_values class
5223 instance via x_vr_values.
5224 (identify_jump_threads): Accept vr_values as argument. Store
5225 it into the walker structure.
5226 (evrp_dom_walker): Add vr_values class data member. Add various
5228 (evrp_dom_walker::try_find_new_range): Use vr_values data
5229 member to access the memory allocator.
5230 (evrp_dom_walker::before_dom_children): Store vr_values class
5231 instance into the vrp_folder class.
5232 (evrp_dom_walker::push_value_range): Rework to avoid direct
5233 access to num_vr_values and vr_value.
5234 (evrp_dom_walker::pop_value_range): Likewise.
5235 (execute_early_vrp): Remove call to vrp_initialize_lattice.
5236 Use vr_values to get to dump_all_value_ranges member function.
5237 Remove call to vrp_free_lattice. Call vrp_initialize, vrp_finalize,
5238 and simplify_cond_using_ranges_2 via vrp_prop class instance.
5239 Pass vr_values class instance down to identify_jump_threads.
5240 Remove call to vrp_free_lattice.
5241 (debug_all_value_ranges): Remove.
5243 * tree-vrp.c (vrp_prop): Move class to earlier point in the file.
5244 (vrp_folder): Likewise.
5246 * tree-vrp.c (set_value_range): Do not reference vrp_equiv_obstack.
5247 Get it from the existing bitmap instead.
5248 (vrp_intersect_ranges_1): Likewise.
5250 2017-11-09 Jakub Jelinek <jakub@redhat.com>
5252 * gimple-ssa-store-merging.c (struct store_immediate_info): Add
5254 (store_immediate_info::store_immediate_info): Add bitnotp argument,
5255 set bit_not_p to it.
5256 (imm_store_chain_info::coalesce_immediate_stores): Break group
5257 if bit_not_p is different.
5258 (count_multiple_uses, split_group,
5259 imm_store_chain_info::output_merged_store): Handle info->bit_not_p.
5260 (handled_load): Avoid multiple chained BIT_NOT_EXPRs.
5261 (pass_store_merging::process_store): Handle BIT_{AND,IOR,XOR}_EXPR
5262 result inverted using BIT_NOT_EXPR, compute bit_not_p, pass it
5263 to store_immediate_info ctor.
5265 2017-11-09 Jim Wilson <jimw@sifive.com>
5267 * collect2.c (OBJECT_FORMAT_COFF): Remove EXTENDED_COFF support.
5268 (scan_prog_file): Likewise.
5270 2017-11-09 Jan Hubicka <hubicka@ucw.cz>
5272 * bb-reorder.c (max_entry_frequency): Remove.
5273 (find_traces, rotate_loop, mark_bb_visited, connect_better_edge_p,
5274 connect_traces, push_to_next_round_p): Remove prototypes.
5275 (find_traces_1_round): Use counts only.
5276 (push_to_next_round_p): Likewise.
5277 (find_traces): Likewise.
5278 (rotate_loop): Likewise.
5279 (find_traces_1_round): Likewise.
5280 (connect_traces): Likewise.
5281 (edge_order): Likewise.
5283 2017-11-09 Thomas Preud'homme <thomas.preudhomme@arm.com>
5285 * config/arm/arm.c (output_return_instruction): Add comments to
5286 indicate requirement for cmse_nonsecure_entry return to account
5287 for the size of clearing instruction output here.
5288 (thumb_exit): Likewise.
5289 * config/arm/thumb2.md (thumb2_cmse_entry_return): Fix length for
5290 return in hardfloat mode.
5292 2017-11-09 Segher Boessenkool <segher@kernel.crashing.org>
5294 * config/rs6000/rs6000.c (machine_function): Add a bool,
5295 "toc_is_wrapped_separately".
5296 (rs6000_option_override_internal): Enable OPTION_MASK_SAVE_TOC_INDIRECT
5297 if it wasn't explicitly set or unset, we are optimizing for speed, and
5298 doing separate shrink-wrapping.
5299 (rs6000_get_separate_components): Enable the TOC component if
5300 saving the TOC register in the prologue.
5301 (rs6000_components_for_bb): Handle the TOC component.
5302 (rs6000_emit_prologue_components): Store the TOC register where needed.
5303 (rs6000_set_handled_components): Mark TOC as handled, if handled.
5304 (rs6000_emit_prologue): Don't save the TOC if that is already done.
5306 2017-11-09 Martin Jambor <mjambor@suse.cz>
5308 * ipa-param-manipulation.c: New file.
5309 * ipa-param-manipulation.h: Likewise.
5310 * Makefile.in (OBJS): Add ipa-param-manipulation.o.
5311 (PLUGIN_HEADERS): Addded ipa-param-manipulation.h
5312 * ipa-param.h (ipa_parm_op): Moved to ipa-param-manipulation.h.
5313 (ipa_parm_adjustment): Likewise.
5314 (ipa_parm_adjustment_vec): Likewise.
5315 (ipa_get_vector_of_formal_parms): Moved declaration to
5316 ipa-param-manipulation.h.
5317 (ipa_get_vector_of_formal_parm_types): Likewise.
5318 (ipa_modify_formal_parameters): Likewise.
5319 (ipa_modify_call_arguments): Likewise.
5320 (ipa_combine_adjustments): Likewise.
5321 (ipa_dump_param_adjustments): Likewise.
5322 (ipa_modify_expr): Likewise.
5323 (ipa_get_adjustment_candidate): Likewise.
5324 * ipa-prop.c (ipa_get_vector_of_formal_parms): Moved to
5325 ipa-param-manipulation.c.
5326 (ipa_get_vector_of_formal_parm_types): Likewise.
5327 (ipa_modify_formal_parameters): Likewise.
5328 (ipa_modify_call_arguments): Likewise.
5329 (ipa_modify_expr): Likewise.
5330 (get_ssa_base_param): Likewise.
5331 (ipa_get_adjustment_candidate): Likewise.
5332 (index_in_adjustments_multiple_times_p): Likewise.
5333 (ipa_combine_adjustments): Likewise.
5334 (ipa_dump_param_adjustments): Likewise.
5335 * tree-sra.c: Also include ipa-param-manipulation.h
5336 * omp-simd-clone.c: Include ipa-param-manipulation.h instead of
5339 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5340 Alan Hayward <alan.hayward@arm.com>
5341 David Sherwood <david.sherwood@arm.com>
5343 * doc/sourcebuild.texi (vect_masked_store): Document.
5345 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5346 Alan Hayward <alan.hayward@arm.com>
5347 David Sherwood <david.sherwood@arm.com>
5349 * doc/sourcebuild.texi (vect_align_stack_vars): Document.
5351 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5352 Alan Hayward <alan.hayward@arm.com>
5353 David Sherwood <david.sherwood@arm.com>
5355 * doc/sourcebuild.texi (vect_variable_length): Document.
5357 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5358 Alan Hayward <alan.hayward@arm.com>
5359 David Sherwood <david.sherwood@arm.com>
5361 * doc/sourcebuild.texi (vect_unaligned_possible): Document.
5363 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5364 Alan Hayward <alan.hayward@arm.com>
5365 David Sherwood <david.sherwood@arm.com>
5367 * doc/sourcebuild.texi (vect_element_align_preferred): Document.
5369 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5370 Alan Hayward <alan.hayward@arm.com>
5371 David Sherwood <david.sherwood@arm.com>
5373 * doc/sourcebuild.texi (vect_perm_short, vect_perm_byte): Document
5374 previously undocumented selectors.
5375 (vect_perm3_byte, vect_perm3_short, vect_perm3_int): Document.
5377 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5379 * doc/rtl.texi (const_vector): Say that elements can be
5380 const_wide_ints too.
5381 * emit-rtl.h (valid_for_const_vec_duplicate_p): Declare.
5382 * emit-rtl.c (valid_for_const_vec_duplicate_p): New function.
5383 (gen_vec_duplicate): Use it instead of CONSTANT_P.
5384 * optabs.c (expand_vector_broadcast): Likewise.
5386 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5387 Alan Hayward <alan.hayward@arm.com>
5388 David Sherwood <david.sherwood@arm.com>
5390 * tree-ssa-loop-ivopts.c (get_address_cost): Try using a
5391 scaled index even if the unscaled address was invalid.
5392 Don't increase the complexity of using a scale in that case.
5394 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5395 Alan Hayward <alan.hayward@arm.com>
5396 David Sherwood <david.sherwood@arm.com>
5398 * doc/rtl.texi: Rewrite the subreg rules so that they partition
5399 the inner register into REGMODE_NATURAL_SIZE bytes rather than
5400 UNITS_PER_WORD bytes.
5401 * emit-rtl.c (validate_subreg): Divide subregs into blocks
5402 based on REGMODE_NATURAL_SIZE of the inner mode.
5403 (gen_lowpart_common): Split the SCALAR_FLOAT_MODE_P and
5404 !SCALAR_FLOAT_MODE_P cases. Use REGMODE_NATURAL_SIZE for the latter.
5405 * expmed.c (lowpart_bit_field_p): Divide the value up into
5406 chunks of REGMODE_NATURAL_SIZE rather than UNITS_PER_WORD.
5407 * expr.c (store_constructor): Use REGMODE_NATURAL_SIZE to test
5408 whether something is likely to occupy more than one register.
5410 2017-11-09 Jan Hubicka <hubicka@ucw.cz>
5413 * ipa-inline-transform.c (update_noncloned_frequencies): Use
5414 profile_count::adjust_for_ipa_scaling.
5415 * tree-inline.c (copy_bb, copy_cfg_body): Likewise.
5416 * profile-count.c (profile_count::adjust_for_ipa_scaling): New member
5418 * profile-count.h (profile_count::adjust_for_ipa_scaling): Declare.
5420 2017-11-09 Jakub Jelinek <jakub@redhat.com>
5422 * gimple-ssa-store-merging.c (count_multiple_uses): New function.
5423 (split_group): Add total_orig and total_new arguments, estimate the
5424 number of statements related to the store group without store merging
5425 and with store merging.
5426 (imm_store_chain_info::output_merged_store): Adjust split_group
5427 callers, punt if estimated number of statements with store merging
5428 is not smaller than estimated number of statements without it.
5430 (handled_load): Remove has_single_use checks.
5431 (pass_store_merging::process_store): Likewise.
5433 2017-11-09 Richard Biener <rguenther@suse.de>
5435 PR tree-optimization/82902
5436 * tree-ssa-phiprop.c (propagate_with_phi): Test proper type.
5438 2017-11-09 Martin Liska <mliska@suse.cz>
5441 * emit-rtl.c (init_emit_regs): Initialize split_branch_probability to
5444 2017-11-09 Martin Liska <mliska@suse.cz>
5446 PR tree-optimization/82669
5447 * sbitmap.h (bmp_iter_set_init): Remove non needed check.
5449 2017-11-09 Martin Liska <mliska@suse.cz>
5451 PR gcov-profile/48463
5452 * coverage.c (coverage_begin_function): Output also end locus
5453 of a function and information whether the function is
5455 * gcov-dump.c (tag_function): Parse and print the information.
5456 * gcov.c (INCLUDE_MAP): Add include.
5457 (INCLUDE_SET): Likewise.
5458 (struct line_info): Move earlier in the source file because
5459 of vector<line_info> in function_info structure.
5460 (line_info::line_info): Likewise.
5461 (line_info::has_block): Likewise.
5462 (struct source_info): Add new member index.
5463 (source_info::get_functions_at_location): New function.
5464 (function_info::group_line_p): New function.
5465 (output_intermediate_line): New function.
5466 (output_intermediate_file): Use the mentioned function.
5467 (struct function_start): New.
5468 (struct function_start_pair_hash): Likewise.
5469 (process_file): Add code that identifies group functions.
5470 Assign lines either to global or function scope.
5471 (generate_results): Skip artificial functions.
5472 (find_source): Assign index for each source file.
5473 (read_graph_file): Read new flag artificial and end_line.
5474 (add_line_counts): Assign it either to global of function scope.
5475 (accumulate_line_counts): Isolate core of the function to
5476 accumulate_line_info and call it for both function and global
5478 (accumulate_line_info): New function.
5479 (output_line_beginning): Fix GNU coding style.
5480 (print_source_line): New function.
5481 (output_line_details): Likewise.
5482 (output_function_details): Likewise.
5483 (output_lines): Iterate both source (global) scope and function
5485 (struct function_line_start_cmp): New class.
5486 * doc/gcov.texi: Reflect changes in documentation.
5488 2017-11-09 Jakub Jelinek <jakub@redhat.com>
5491 * dwarf2out.c (const_ok_for_output_1): Reject NEG in addition to NOT.
5492 (mem_loc_descriptor): Handle (const (neg (...))) as (neg (const (...)))
5493 and similarly for not instead of neg.
5495 2017-11-08 Andi Kleen <ak@linux.intel.com>
5497 * config/i386/i386.opt: Add -mforce-indirect-call.
5498 * config/i386/predicates.md: Check for flag_force_indirect_call.
5499 * doc/invoke.texi: Document -mforce-indirect-call
5501 2017-11-08 Kito Cheng <kito.cheng@gmail.com>
5503 * config/riscv/riscv-protos.h (riscv_slow_unaligned_access_p):
5505 (MOVE_RATIO): Use riscv_slow_unaligned_access_p.
5506 config/riscv/riscv.c (predict.h): New include.
5507 (riscv_slow_unaligned_access_p): No longer static.
5508 (riscv_block_move_straight): Add require.
5509 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
5511 2017-11-08 Jakub Jelinek <jakub@redhat.com>
5514 * config/i386/sse.md (<avx512>_eq<mode>3<mask_scalar_merge_name>,
5515 <avx512>_eq<mode>3<mask_scalar_merge_name>_1): Use
5516 nonimmediate_operand predicate for operand 1 instead of
5519 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5521 * config/aarch64/aarch64-simd.md (store_pair_lanes<mode>):
5523 * config/aarch64/constraints.md (Uml): New constraint.
5524 * config/aarch64/predicates.md (aarch64_mem_pair_lanes_operand): New
5527 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5529 * simplify-rtx.c (simplify_ternary_operation): Simplify vec_merge
5530 of two vec_duplicates into a vec_concat.
5532 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5534 * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE):
5535 Simplify vec_merge of vec_duplicate and vec_concat.
5536 * config/aarch64/constraints.md (Utq): New constraint.
5537 * config/aarch64/aarch64-simd.md (load_pair_lanes<mode>): New
5540 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5542 * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE):
5543 Simplify vec_merge of vec_duplicate and const_vector.
5544 * config/aarch64/predicates.md (aarch64_simd_or_scalar_imm_zero):
5546 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Use VDC
5547 mode iterator. Update predicate on operand 1 to
5548 handle non-const_vec constants. Delete constraints.
5549 (*aarch64_combinez_be<mode>): Likewise for operand 2.
5551 2017-11-08 Jakub Jelinek <jakub@redhat.com>
5553 PR tree-optimization/78821
5554 * gimple-ssa-store-merging.c (struct store_operand_info): Add bit_not_p
5556 (store_operand_info::store_operand_info): Initialize it to false.
5557 (pass_store_merging::terminate_all_aliasing_chains): Rewritten to use
5558 ref_maybe_used_by_stmt_p and stmt_may_clobber_ref_p on lhs of each
5559 store in the group, and if chain_info is non-NULL, to ignore altogether
5561 (compatible_load_p): Fail if bit_not_p does not match.
5562 (imm_store_chain_info::output_merged_store): Handle bit_not_p loads.
5563 (handled_load): Fill in bit_not_p. Handle BIT_NOT_EXPR.
5564 (pass_store_merging::process_store): Adjust
5565 terminate_all_aliasing_chains calls to pass NULL in all current spots,
5566 call terminate_all_aliasing_chains newly when adding a store into
5567 a chain with non-NULL chain_info.
5569 2017-11-08 Wilco Dijkstra <wdijkstr@arm.com>
5571 * config/aarch64/aarch64.c (aarch64_can_eliminate): Simplify logic.
5573 2017-11-08 Wilco Dijkstra <wdijkstr@arm.com>
5575 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
5577 (aarch64_layout_frame): Initialise emit_frame_chain.
5578 (aarch64_can_eliminate): Remove omit leaf frame pointer code.
5579 (TARGET_FRAME_POINTER_REQUIRED): Remove define.
5581 2017-11-08 Martin Liska <mliska@suse.cz>
5583 * gimplify.c (expand_FALLTHROUGH_r): Simplify usage
5584 of gimple_call_internal_p.
5586 2017-11-07 Tom de Vries <tom@codesourcery.com>
5588 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Wrap in "do {} while (0)".
5590 2017-11-07 Tom de Vries <tom@codesourcery.com>
5592 * config/mips/mips.h (ASM_OUTPUT_CASE_END): Remove semicolon after
5595 2017-11-08 Martin Liska <mliska@suse.cz>
5598 * gimplify.c (expand_FALLTHROUGH_r): Skip IFN_ASAN_MARK.
5600 2017-11-07 Eric Botcazou <ebotcazou@adacore.com>
5602 * gimple-pretty-print.c (dump_profile): Return "" instead of NULL.
5604 2017-11-07 Jakub Jelinek <jakub@redhat.com>
5607 * config/i386/i386.md (SWI1248_AVX512BWDQ2_64): New mode iterator.
5608 (*cmp<mode>_ccz_1): New insn with $k alternative.
5611 * config/i386/i386.c (ix86_swap_binary_operands_p): Treat
5612 RTX_COMM_COMPARE as commutative as well.
5613 (ix86_binary_operator_ok): Formatting fix.
5614 * config/i386/sse.md (*mul<mode>3<mask_name><round_name>,
5615 *<code><mode>3<mask_name><round_saeonly_name>,
5616 *<code><mode>3<mask_name>, *<code>tf3, *mul<mode>3<mask_name>,
5617 *<s>mul<mode>3_highpart<mask_name>,
5618 *vec_widen_umult_even_v16si<mask_name>,
5619 *vec_widen_umult_even_v8si<mask_name>,
5620 *vec_widen_umult_even_v4si<mask_name>,
5621 *vec_widen_smult_even_v16si<mask_name>,
5622 *vec_widen_smult_even_v8si<mask_name>, *sse4_1_mulv2siv2di3<mask_name>,
5623 *avx2_pmaddwd, *sse2_pmaddwd, *<sse4_1_avx2>_mul<mode>3<mask_name>,
5624 *avx2_<code><mode>3, *avx512f_<code><mode>3<mask_name>,
5625 *sse4_1_<code><mode>3<mask_name>, *<code>v8hi3,
5626 *sse4_1_<code><mode>3<mask_name>, *<code>v16qi3, *avx2_eq<mode>3,
5627 <avx512>_eq<mode>3<mask_scalar_merge_name>_1, *sse4_1_eqv2di3,
5628 *sse2_eq<mode>3, <mask_codefor><code><mode>3<mask_name>,
5629 *<code><mode>3, *<sse2_avx2>_uavg<mode>3<mask_name>,
5630 *<ssse3_avx2>_pmulhrsw<mode>3<mask_name>, *ssse3_pmulhrswv4hi3): Use
5631 !(MEM_P (operands[1]) && MEM_P (operands[2])) condition instead of
5632 ix86_binary_operator_ok. Formatting fixes.
5633 (*<plusminus_insn><mode>3<mask_name><round_name>,
5634 *<plusminus_insn><mode>3, *<plusminus_insn><mode>3_m): Formatting
5637 2017-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5639 * config/rs6000/rs6000.md (GPR2): New mode_iterator.
5640 ("cstore<mode>4"): Don't always expand with rs6000_emit_int_cmove for
5641 eq and ne if TARGET_ISEL.
5642 (cmp): New code_iterator.
5643 (UNS, UNSU_, UNSIK): New code_attrs.
5644 (<code><GPR:mode><GPR2:mode>2_isel): New define_insn_and_split.
5645 ("eq<mode>3"): New define_expand, rename the define_insn_and_split
5647 ("eq<mode>3"): ... this.
5648 ("ne<mode>3"): New define_expand, rename the define_insn_and_split
5650 ("ne<mode>3"): ... this.
5652 2017-11-07 Julia Koval <julia.koval@intel.com>
5655 * common/config/i386/i386-common.c
5656 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): Remove MPX from flag.
5657 (ix86_handle_option): Move MPX to isa_flags2 and GFNI to isa_flags.
5658 * config/i386/i386-c.c (ix86_target_macros_internal): Ditto.
5659 * config/i386/i386.opt: Ditto.
5660 * config/i386/i386.c (ix86_target_string): Ditto.
5661 (ix86_option_override_internal): Ditto.
5662 (ix86_init_mpx_builtins): Move MPX to args2.
5663 (ix86_expand_builtin): Special handling for OPTION_MASK_ISA_GFNI.
5664 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineinvqb_v64qi,
5665 __builtin_ia32_vgf2p8affineinvqb_v64qi_mask,
5666 __builtin_ia32_vgf2p8affineinvqb_v32qi,
5667 __builtin_ia32_vgf2p8affineinvqb_v32qi_mask,
5668 __builtin_ia32_vgf2p8affineinvqb_v16qi,
5669 __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): Move to ARGS array.
5671 2017-11-07 Uros Bizjak <ubizjak@gmail.com>
5674 * config/i386.i386.md (*zero_extendsidi2): Change (?r,*Yj), (?*Yi,r)
5675 and (*x,m) to ($r,Yj), ($Yi,r) and ($x,m).
5676 (zero-extendsidi peephole2): Remove peephole.
5678 2017-11-07 Eric Botcazou <ebotcazou@adacore.com>
5681 * stor-layout.c: Include attribs.h.
5682 (handle_warn_if_not_align): Replace test on TYPE_USER_ALIGN with
5683 explicit lookup of "aligned" attribute.
5685 2017-11-07 Andrew Waterman <andrew@sifive.com>
5687 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): New prototype.
5688 (riscv_expand_block_move): Likewise.
5689 * config/riscv/riscv.h (MOVE_RATIO): Tune cost to movmemsi
5691 (RISCV_MAX_MOVE_BYTES_PER_LOOP_ITER): New define.
5692 (RISCV_MAX_MOVE_BYTES_STRAIGHT): New define.
5693 * config/riscv/riscv.c (riscv_block_move_straight): New function.
5694 (riscv_adjust_block_mem): Likewise.
5695 (riscv_block_move_loop): Likewise.
5696 (riscv_expand_block_move): Likewise.
5697 * config/riscv/riscv.md (movmemsi): New pattern.
5699 2017-11-07 Michael Clark <michaeljclark@mac.com>
5701 * config/riscv/linux.h (MUSL_ABI_SUFFIX): New define.
5702 (MUSL_DYNAMIC_LINKER): Likewise.
5704 2017-11-07 Richard Sandiford <richard.sandiford@linaro.org>
5706 * config/aarch64/aarch64.md (ashl<mode>3, ashr<mode>3, lshr<mode>3)
5707 (rotr<mode>3, rotl<mode>3): Use aarch64_reg_or_imm instead of
5710 2017-11-07 Richard Biener <rguenther@suse.de>
5712 * match.pd: Fix build.
5714 2017-11-07 Wilco Dijkstra <wdijkstr@arm.com>
5715 Jackson Woodruff <jackson.woodruff@arm.com>
5717 PR tree-optimization/71026
5718 * match.pd: Canonicalize negate in division.
5720 2017-11-07 Sudakshina Das <sudi.das@arm.com>
5723 * match.pd: Simplify 1 << (C - x) where C = precision (x) - 1.
5725 2017-11-07 Marc Glisse <marc.glisse@inria.fr>
5727 * match.pd ((a&~b)|(a^b),(a&~b)^~a,(a|b)&~(a^b),a|~(a^b),
5728 (a|b)|(a&^b),(a&b)|~(a^b),~(~a&b),~X^Y): New transformations.
5730 2017-11-07 Marc Glisse <marc.glisse@inria.fr>
5732 * fold-const.c (negate_expr_p) [PLUS_EXPR, MINUS_EXPR]: Handle
5733 non-scalar integral types.
5734 * match.pd (negate_expr_p): Handle MINUS_EXPR.
5735 (-(A-B), -(~A)): New transformations.
5737 2017-11-07 Tom de Vries <tom@codesourcery.com>
5739 * config/powerpcspe/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
5740 semicolon after "do {} while (0)".
5741 * config/powerpcspe/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5742 * config/powerpcspe/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5743 * config/powerpcspe/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5744 * config/powerpcspe/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5745 * config/powerpcspe/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5747 2017-11-07 Tom de Vries <tom@codesourcery.com>
5749 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove semicolon
5750 after "do {} while (0)".
5751 * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5752 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5753 * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5754 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5755 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
5757 2017-11-07 Tom de Vries <tom@codesourcery.com>
5760 * config/arm/arm.c (HANDLE_NARROW_SHIFT_ARITH): Remove semicolon after
5762 (arm_rtx_costs_internal): Add missing semicolon after
5763 HANDLE_NARROW_SHIFT_ARITH call.
5765 2017-11-06 Segher Boessenkool <segher@kernel.crashing.org>
5767 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
5768 disable isel if it was not set explicitly.
5770 2017-11-06 James Bowman <james.bowman@ftdichip.com>
5772 * gcc/dwarf2out.c (modified_type_die): Retain ADDR_SPACE qualifiers.
5773 (add_type_attribute) likewise.
5775 2017-11-06 H.J. Lu <hongjiu.lu@intel.com>
5777 * config/i386/i386.c (ix86_can_use_return_insn_p): Use reference
5778 of struct ix86_frame.
5779 (ix86_initial_elimination_offset): Likewise.
5780 (ix86_expand_split_stack_prologue): Likewise.
5782 2017-11-06 Marc Glisse <marc.glisse@inria.fr>
5784 * tree-vrp.h (enum value_range_type): Update stale comment.
5786 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
5787 Alan Hayward <alan.hayward@arm.com>
5788 David Sherwood <david.sherwood@arm.com>
5790 * config/aarch64/aarch64-protos.h (aarch64_expand_vec_perm)
5791 (aarch64_expand_vec_perm_const): Take the number of units too.
5792 * config/aarch64/aarch64.c (aarch64_expand_vec_perm)
5793 (aarch64_expand_vec_perm_const): Likewise.
5794 * config/aarch64/aarch64-simd.md (vec_perm_const<mode>)
5795 (vec_perm<mode>): Update accordingly.
5797 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
5798 Alan Hayward <alan.hayward@arm.com>
5799 David Sherwood <david.sherwood@arm.com>
5801 * config/aarch64/aarch64-protos.h (aarch64_simd_vect_par_cnst_half):
5802 Take the number of units too.
5803 * config/aarch64/aarch64.c (aarch64_simd_vect_par_cnst_half): Likewise.
5804 (aarch64_simd_check_vect_par_cnst_half): Update call accordingly,
5805 but check for a vector mode before rather than after the call.
5806 * config/aarch64/aarch64-simd.md (aarch64_split_simd_mov<mode>)
5807 (move_hi_quad_<mode>, vec_unpack<su>_hi_<mode>)
5808 (vec_unpack<su>_lo_<mode, vec_widen_<su>mult_lo_<mode>)
5809 (vec_widen_<su>mult_hi_<mode>, vec_unpacks_lo_<mode>)
5810 (vec_unpacks_hi_<mode>, aarch64_saddl2<mode>, aarch64_uaddl2<mode>)
5811 (aarch64_ssubl2<mode>, aarch64_usubl2<mode>, widen_ssum<mode>3)
5812 (widen_usum<mode>3, aarch64_saddw2<mode>, aarch64_uaddw2<mode>)
5813 (aarch64_ssubw2<mode>, aarch64_usubw2<mode>, aarch64_sqdmlal2<mode>)
5814 (aarch64_sqdmlsl2<mode>, aarch64_sqdmlal2_lane<mode>)
5815 (aarch64_sqdmlal2_laneq<mode>, aarch64_sqdmlsl2_lane<mode>)
5816 (aarch64_sqdmlsl2_laneq<mode>, aarch64_sqdmlal2_n<mode>)
5817 (aarch64_sqdmlsl2_n<mode>, aarch64_sqdmull2<mode>)
5818 (aarch64_sqdmull2_lane<mode>, aarch64_sqdmull2_laneq<mode>)
5819 (aarch64_sqdmull2_n<mode>): Update accordingly.
5821 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
5822 Alan Hayward <alan.hayward@arm.com>
5823 David Sherwood <david.sherwood@arm.com>
5825 * config/aarch64/aarch64-protos.h (aarch64_reverse_mask): Take
5826 the number of units too.
5827 * config/aarch64/aarch64.c (aarch64_reverse_mask): Likewise.
5828 * config/aarch64/aarch64-simd.md (vec_load_lanesoi<mode>)
5829 (vec_store_lanesoi<mode>, vec_load_lanesci<mode>)
5830 (vec_store_lanesci<mode>, vec_load_lanesxi<mode>)
5831 (vec_store_lanesxi<mode>): Update accordingly.
5833 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
5834 Alan Hayward <alan.hayward@arm.com>
5835 David Sherwood <david.sherwood@arm.com>
5837 * config/aarch64/aarch64-protos.h (aarch64_endian_lane_rtx): Declare.
5838 * config/aarch64/aarch64.c (aarch64_endian_lane_rtx): New function.
5839 * config/aarch64/aarch64.h (ENDIAN_LANE_N): Take the number
5840 of units rather than the mode.
5841 * config/aarch64/iterators.md (nunits): New mode attribute.
5842 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args):
5843 Use aarch64_endian_lane_rtx instead of GEN_INT (ENDIAN_LANE_N ...).
5844 * config/aarch64/aarch64-simd.md (aarch64_dup_lane<mode>)
5845 (aarch64_dup_lane_<vswap_width_name><mode>, *aarch64_mul3_elt<mode>)
5846 (*aarch64_mul3_elt_<vswap_width_name><mode>): Likewise.
5847 (*aarch64_mul3_elt_to_64v2df, *aarch64_mla_elt<mode>): Likewise.
5848 (*aarch64_mla_elt_<vswap_width_name><mode>, *aarch64_mls_elt<mode>)
5849 (*aarch64_mls_elt_<vswap_width_name><mode>, *aarch64_fma4_elt<mode>)
5850 (*aarch64_fma4_elt_<vswap_width_name><mode>):: Likewise.
5851 (*aarch64_fma4_elt_to_64v2df, *aarch64_fnma4_elt<mode>): Likewise.
5852 (*aarch64_fnma4_elt_<vswap_width_name><mode>): Likewise.
5853 (*aarch64_fnma4_elt_to_64v2df, reduc_plus_scal_<mode>): Likewise.
5854 (reduc_plus_scal_v4sf, reduc_<maxmin_uns>_scal_<mode>): Likewise.
5855 (reduc_<maxmin_uns>_scal_<mode>): Likewise.
5856 (*aarch64_get_lane_extend<GPI:mode><VDQQH:mode>): Likewise.
5857 (*aarch64_get_lane_zero_extendsi<mode>): Likewise.
5858 (aarch64_get_lane<mode>, *aarch64_mulx_elt_<vswap_width_name><mode>)
5859 (*aarch64_mulx_elt<mode>, *aarch64_vgetfmulx<mode>): Likewise.
5860 (aarch64_sq<r>dmulh_lane<mode>, aarch64_sq<r>dmulh_laneq<mode>)
5861 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Likewise.
5862 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5863 (aarch64_sqdml<SBINQOPS:as>l_lane<mode>): Likewise.
5864 (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>): Likewise.
5865 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Likewise.
5866 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>_internal): Likewise.
5867 (aarch64_sqdmull_lane<mode>, aarch64_sqdmull_laneq<mode>): Likewise.
5868 (aarch64_sqdmull2_lane<mode>_internal): Likewise.
5869 (aarch64_sqdmull2_laneq<mode>_internal): Likewise.
5870 (aarch64_vec_load_lanesoi_lane<mode>): Likewise.
5871 (aarch64_vec_store_lanesoi_lane<mode>): Likewise.
5872 (aarch64_vec_load_lanesci_lane<mode>): Likewise.
5873 (aarch64_vec_store_lanesci_lane<mode>): Likewise.
5874 (aarch64_vec_load_lanesxi_lane<mode>): Likewise.
5875 (aarch64_vec_store_lanesxi_lane<mode>): Likewise.
5876 (aarch64_simd_vec_set<mode>): Update use of ENDIAN_LANE_N.
5877 (aarch64_simd_vec_setv2di): Likewise.
5879 2017-11-06 Carl Love <cel@us.ibm.com>
5881 * config/rs6000/rs6000-c.c (P8V_BUILTIN_VEC_REVB): Add power 8
5883 (P9V_BUILTIN_VEC_REVB): Remove the power 9 instance definitions.
5884 * config/rs6000/altivec.h (vec_revb): Change the #define from power 9
5886 * config/rs6000/r6000-protos.h (swap_endian_selector_for_mode): Add new
5888 * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Add function.
5889 * config/rs6000/rs6000-builtin.def (BU_P8V_VSX_1, BU_P8V_OVERLOAD_1):
5890 Add power 8 macro expansions.
5891 (BU_P9V_OVERLOAD_1): Remove power 9 overload expansion.
5892 * config/rs6000/vsx.md (revb_<mode>): Add define_expand to generate
5893 power 8 instructions. (VSX_XXBR): Add iterator.
5895 2017-11-06 Wilco Dijkstra <wdijkstr@arm.com>
5897 * config/arm/arm.md (predicable_short_it): Change default to "no",
5898 improve documentation, remove uses that are identical to the default.
5899 (enabled_for_depr_it): Rename to enabled_for_short_it.
5900 * gcc/config/arm/arm-fixed.md (predicable_short_it):
5901 Remove default uses.
5902 * gcc/config/arm/ldmstm.md (predicable_short_it): Likewise.
5903 * gcc/config/arm/sync.md (predicable_short_it): Likewise.
5904 * gcc/config/arm/thumb2.md (predicable_short_it): Likewise.
5905 * gcc/config/arm/vfp.md (predicable_short_it): Likewise.
5907 2017-11-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5910 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1): Delete
5911 float128 helper macros, which are no longer used after deleting
5912 the old 'q' built-in functions, and moving the round to odd
5913 built-in functions to being special built-in functions.
5914 (BU_FLOAT128_2): Likewise.
5915 (BU_FLOAT128_1_HW): Likewise.
5916 (BU_FLOAT128_2_HW): Likewise.
5917 (BU_FLOAT128_3_HW): Likewise.
5918 (FABSQ): Delete old 'q' built-in functions.
5919 (COPYSIGNQ): Likewise.
5920 (SQRTF128_ODD): Move round to odd built-in functions to be
5921 special built-in functions, so that we can handle
5922 -mabi=ieeelongdouble.
5923 (TRUNCF128_ODD): Likewise.
5924 (ADDF128_ODD): Likewise.
5925 (SUBF128_ODD): Likewise.
5926 (MULF128_ODD): Likewise.
5927 (DIVF128_ODD): Likewise.
5928 (FMAF128_ODD): Likewise.
5929 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Map old 'q'
5930 built-in names to 'f128'.
5931 * config/rs6000/rs6000.c (rs6000_fold_builtin): Remove folding the
5932 old 'q' built-in functions, as the machine independent code for
5933 'f128' built-in functions handles this.
5934 (rs6000_expand_builtin): Add expansion for float128 round to odd
5935 functions, keying off on -mabi=ieeelongdouble of whether to use
5936 the KFmode or TFmode variant.
5937 (rs6000_init_builtins): Initialize the _Float128 round to odd
5939 * doc/extend.texi (PowerPC Built-in Functions): Document the old
5940 _Float128 'q' built-in functions are now mapped into the new
5941 'f128' built-in functions.
5943 2017-11-06 David Edelsohn <dje.gcc@gmail.com>
5945 * collect2.c (add_lto_object): Compile for OBJECT_COFF.
5946 (scan_prog_file): Don't skip PASS_LTOINFO. Scan for LTO objects.
5948 2017-11-06 David Malcolm <dmalcolm@redhat.com>
5951 * ipa-fnsummary.c (ipa_fnsummary_c_finalize): New function.
5952 * ipa-fnsummary.h (ipa_fnsummary_c_finalize): New decl.
5953 * toplev.c: Include "ipa-fnsummary.h".
5954 (toplev::finalize): Call ipa_fnsummary_c_finalize.
5956 2017-11-06 Jakub Jelinek <jakub@redhat.com>
5958 PR tree-optimization/82838
5959 * gimple-ssa-store-merging.c
5960 (imm_store_chain_info::output_merged_store): Call force_gimple_operand_1
5961 on a separate gimple_seq which is then appended to seq.
5963 2017-11-06 Jeff Law <law@redhat.com>
5966 * config/i386/i386.c (PROBE_INTERVAL): Remove.
5967 (get_probe_interval): New functions.
5968 (ix86_adjust_stack_and_probe_stack_clash): Use get_probe_interval.
5969 (ix86_adjust_stack_and_probe): Likewise.
5970 (output_adjust_stack_and_probe): Likewise.
5971 (ix86_emit_probe_stack_range): Likewise.
5972 (ix86_expand_prologue): Likewise.
5974 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
5976 PR tree-optimization/82816
5977 * tree-ssa-math-opts.c (convert_mult_to_widen): Return false
5978 if the modes of the two types are the same.
5979 (convert_plusminus_to_widen): Likewise.
5981 2017-11-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5983 * config/rs6000/altivec.md (*p9_vadu<mode>3) Rename to
5985 (usadv16qi): New define_expand.
5986 (usadv8hi): New define_expand.
5988 2017-11-06 Jan Hubicka <hubicka@ucw.cz>
5991 * ipa-inline-transform.c (update_noncloned_frequencies): Always
5993 (inline_transform): Likewise.
5994 * predict.c (counts_to_freqs): Remove useless conditional.
5995 * profile-count.h (profile_count::apply_scale): Move sanity check.
5996 * tree-inline.c (copy_bb): Always scale.
5997 (copy_cfg_body): Likewise.
5999 2017-11-06 Christophe Lyon <christophe.lyon@linaro.org>
6002 * config/arm/arm.md (*sub_shiftsi): Add predicable_short_it
6004 (*cmp_ite0): Add enabled_for_depr_it attribute.
6005 (*cmp_ite1): Likewise.
6007 2017-11-06 Segher Boessenkool <segher@kernel.crashing.org>
6009 * config/rs6000/rs6000.c (rs6000_insn_cost): Handle TYPE_MFCR and
6012 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
6014 * tree-vrp.c (vrp_int_const_binop): Return true on success and
6015 return the value by pointer.
6016 (extract_range_from_multiplicative_op_1): Update accordingly.
6017 Return as soon as an operation fails.
6019 2017-11-05 Tom de Vries <tom@codesourcery.com>
6022 * asan.c (DEF_SANITIZER_BUILTIN_1): Factor out of ...
6023 (DEF_SANITIZER_BUILTIN): ... here.
6024 (initialize_sanitizer_builtins): Use DEF_SANITIZER_BUILTIN_1 instead of
6025 DEF_SANITIZER_BUILTIN in if stmt. Add missing semicolon.
6027 2017-11-05 Tom de Vries <tom@codesourcery.com>
6030 * config/elfos.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon after
6032 (ASM_OUTPUT_CASE_LABEL): Add semicolon after
6033 ASM_OUTPUT_BEFORE_CASE_LABEL call.
6034 * config/arc/arc.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon
6036 * config/m68k/m68kelf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
6037 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
6038 * config/v850/v850.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
6040 2017-11-05 Tom de Vries <tom@codesourcery.com>
6043 * graphite-scop-detection.c (DEBUG_PRINT): Remove semicolon after
6046 2017-11-04 Michael Clark <michaeljclark@mac.com>
6048 * config/riscv/riscv.c (riscv_print_operand): Add a 'i' format.
6049 config/riscv/riscv.md (addsi3): Use 'i' for immediates.
6051 (*addsi3_extended): Likewise.
6052 (*addsi3_extended2): Likewise.
6053 (<optab>si3): Likewise.
6054 (<optab>di3): Likewise.
6055 (<optab><mode>3): Likewise.
6056 (<*optabe>si3_internal): Likewise.
6057 (zero_extendqi<SUPERQI:mode>2): Likewise.
6058 (*add<mode>hi3): Likewise.
6059 (*xor<mode>hi3): Likewise.
6060 (<optab>di3): Likewise.
6061 (*<optab>si3_extend): Likewise.
6062 (*sge<u>_<X:mode><GPR:mode>): Likewise.
6063 (*slt<u>_<X:mode><GPR:mode>): Likewise.
6064 (*sle<u>_<X:mode><GPR:mode>): Likewise.
6066 2017-11-04 Andrew Waterman <andrew@sifive.com>
6068 * config/riscv/riscv.c (riscv_option_override): Conditionally set
6069 TARGET_STRICT_ALIGN based upon -mtune argument.
6071 2017-11-04 Andrew Waterman <andrew@sifive.com>
6073 * config/riscv/riscv.h (SLOW_BYTE_ACCESS): Change to 1.
6075 2017-11-04 Daniel Santos <daniel.santos@pobox.com>
6077 * config/i386/i386.c (choose_basereg): Use optional scratch
6078 register and add assertion.
6079 (x86_emit_outlined_ms2sysv_save): Use scratch register when
6080 needed, and don't allocate stack.
6081 (ix86_expand_prologue): Rearrange where SSE saves/stub call is
6082 emitted, correct wrong allocation with -mcall-ms2sysv-xlogues.
6083 (ix86_emit_outlined_ms2sysv_restore): Fix non-immediate offsets.
6085 2017-11-03 Jeff Law <law@redhat.com>
6087 * config/i386/i386.c (ix86_emit_restore_reg_using_pop): Prototype.
6088 (ix86_adjust_stack_and_probe_stack_clash): Use a push/pop sequence
6089 to probe at the start of a noreturn function.
6091 2017-11-03 Jakub Jelinek <jakub@redhat.com>
6093 PR tree-optimization/78821
6094 * gimple-ssa-store-merging.c: Update the file comment.
6095 (MAX_STORE_ALIAS_CHECKS): Define.
6096 (struct store_operand_info): New type.
6097 (store_operand_info::store_operand_info): New constructor.
6098 (struct store_immediate_info): Add rhs_code and ops data members.
6099 (store_immediate_info::store_immediate_info): Add rhscode, op0r
6100 and op1r arguments to the ctor, initialize corresponding data members.
6101 (struct merged_store_group): Add load_align_base and load_align
6103 (merged_store_group::merged_store_group): Initialize them.
6104 (merged_store_group::do_merge): Update them.
6105 (merged_store_group::apply_stores): Pick the constant for
6106 encode_tree_to_bitpos from one of the two operands, or skip
6107 encode_tree_to_bitpos if neither operand is a constant.
6108 (class pass_store_merging): Add process_store method decl. Remove
6109 bool argument from terminate_all_aliasing_chains method decl.
6110 (pass_store_merging::terminate_all_aliasing_chains): Remove
6111 var_offset_p argument and corresponding handling.
6112 (stmts_may_clobber_ref_p): New function.
6113 (compatible_load_p): New function.
6114 (imm_store_chain_info::coalesce_immediate_stores): Terminate group
6115 if there is overlap and rhs_code is not INTEGER_CST. For
6116 non-overlapping stores terminate group if rhs is not mergeable.
6117 (get_alias_type_for_stmts): Change first argument from
6118 auto_vec<gimple *> & to vec<gimple *> &. Add IS_LOAD, CLIQUEP and
6119 BASEP arguments. If IS_LOAD is true, look at rhs1 of the stmts
6120 instead of lhs. Compute *CLIQUEP and *BASEP in addition to the
6122 (get_location_for_stmts): Change first argument from
6123 auto_vec<gimple *> & to vec<gimple *> &.
6124 (struct split_store): Remove orig_stmts data member, add orig_stores.
6125 (split_store::split_store): Create orig_stores rather than orig_stmts.
6126 (find_constituent_stmts): Renamed to ...
6127 (find_constituent_stores): ... this. Change second argument from
6128 vec<gimple *> * to vec<store_immediate_info *> *, push pointers
6129 to info structures rather than the statements.
6130 (split_group): Rename ALLOW_UNALIGNED argument to
6131 ALLOW_UNALIGNED_STORE, add ALLOW_UNALIGNED_LOAD argument and handle
6132 it. Adjust find_constituent_stores caller.
6133 (imm_store_chain_info::output_merged_store): Handle rhs_code other
6134 than INTEGER_CST, adjust split_group, get_alias_type_for_stmts and
6135 get_location_for_stmts callers. Set MR_DEPENDENCE_CLIQUE and
6136 MR_DEPENDENCE_BASE on the MEM_REFs if they are the same in all stores.
6137 (mem_valid_for_store_merging): New function.
6138 (handled_load): New function.
6139 (pass_store_merging::process_store): New method.
6140 (pass_store_merging::execute): Use process_store method. Adjust
6141 terminate_all_aliasing_chains caller.
6143 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
6145 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
6146 Return true for more constants, symbols and label references.
6147 (aarch64_valid_floating_const): Remove unused function.
6149 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
6152 * config/aarch64/aarch64.c (aarch64_layout_frame):
6153 Undo forcing of LR at bottom of frame.
6155 2017-11-03 Jeff Law <law@redhat.com>
6158 * config/i386/i386.c (ix86_expand_prologue): Tighten assert
6159 for int_registers_saved.
6161 * cfganal.c (single_pred_edge_ignoring_loop_edges): New function
6162 extracted from tree-ssa-dom.c.
6163 * cfganal.h (single_pred_edge_ignoring_loop_edges): Prototype.
6164 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): Remove.
6165 (record_equivalences_from_incoming_edge): Add additional argument
6166 to single_pred_edge_ignoring_loop_edges call.
6167 * tree-ssa-uncprop.c (single_incoming_edge_ignoring_loop_edges): Remove.
6168 (uncprop_dom_walker::before_dom_children): Add additional argument
6169 to single_pred_edge_ignoring_loop_edges call.
6170 * tree-ssa-sccvn.c (sccvn_dom_walker::before_dom_children): Use
6171 single_pred_edge_ignoring_loop_edges rather than open coding.
6172 * tree-vrp.c (evrp_dom_walker::before_dom_children): Similarly.
6174 2017-11-03 Marc Glisse <marc.glisse@inria.fr>
6176 * match.pd (-(-A)): Rewrite.
6178 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6180 * config/rs6000/rs60000-protos.h (rs6000_emit_sISEL): Delete.
6181 (rs6000_emit_int_cmove): New declaration.
6182 * config/rs6000/rs6000.c (rs6000_emit_int_cmove): Delete declaration.
6183 (rs6000_emit_sISEL): Delete.
6184 (rs6000_emit_int_cmove): Make non-static.
6185 * config/rs6000/rs6000.md (cstore<mode>4): Use rs6000_emit_int_cmove
6186 instead of rs6000_emit_sISEL.
6188 2017-11-03 Jan Hubicka <hubicka@ucw.cz>
6190 * asan.c (create_cond_insert_point): Maintain profile.
6191 * ipa-utils.c (ipa_merge_profiles): Be sure only IPA profiles are
6193 * basic-block.h (struct basic_block_def): Remove frequency.
6194 (EDGE_FREQUENCY): Use to_frequency
6195 * bb-reorder.c (push_to_next_round_p): Use only IPA counts for global
6197 (find_traces): Update to use to_frequency.
6198 (find_traces_1_round): Likewise; use only IPA counts.
6199 (bb_to_key): Likewise.
6200 (connect_traces): Use IPA counts only.
6201 (copy_bb_p): Update to use to_frequency.
6202 (fix_up_crossing_landing_pad): Likewise.
6203 (sanitize_hot_paths): Likewise.
6204 * bt-load.c (basic_block_freq): Likewise.
6205 * cfg.c (init_flow): Set count_max to uninitialized.
6206 (check_bb_profile): Remove frequencies; check counts.
6207 (dump_bb_info): Do not dump frequencies.
6208 (update_bb_profile_for_threading): Update counts only.
6209 (scale_bbs_frequencies_int): Likewise.
6210 (MAX_SAFE_MULTIPLIER): Remove.
6211 (scale_bbs_frequencies_gcov_type): Update counts only.
6212 (scale_bbs_frequencies_profile_count): Update counts only.
6213 (scale_bbs_frequencies): Update counts only.
6214 * cfg.h (struct control_flow_graph): Add count-max.
6215 (update_bb_profile_for_threading): Update prototype.
6216 * cfgbuild.c (find_bb_boundaries): Do not update frequencies.
6217 (find_many_sub_basic_blocks): Likewise.
6218 * cfgcleanup.c (try_forward_edges): Likewise.
6219 (try_crossjump_to_edge): Likewise.
6220 * cfgexpand.c (expand_gimple_cond): Likewise.
6221 (expand_gimple_tailcall): Likewise.
6222 (construct_init_block): Likewise.
6223 (construct_exit_block): Likewise.
6224 * cfghooks.c (verify_flow_info): Check consistency of counts.
6225 (dump_bb_for_graph): Do not dump frequencies.
6226 (split_block_1): Do not update frequencies.
6227 (split_edge): Do not update frequencies.
6228 (make_forwarder_block): Do not update frequencies.
6229 (duplicate_block): Do not update frequencies.
6230 (account_profile_record): Do not update frequencies.
6231 * cfgloop.c (find_subloop_latch_edge_by_profile): Use IPA counts
6232 for global heuristics.
6233 * cfgloopanal.c (average_num_loop_insns): Update to use to_frequency.
6234 (expected_loop_iterations_unbounded): Use counts only.
6235 * cfgloopmanip.c (scale_loop_profile): Simplify.
6236 (create_empty_loop_on_edge): Simplify
6238 (duplicate_loop_to_header_edge): Simplify
6239 * cfgrtl.c (force_nonfallthru_and_redirect): Update profile.
6240 (update_br_prob_note): Take care of removing note when profile
6242 (relink_block_chain): Do not dump frequency.
6243 (rtl_account_profile_record): Use to_frequency.
6244 * cgraph.c (symbol_table::create_edge): Convert count to ipa count.
6245 (cgraph_edge::redirect_call_stmt_to_calle): Conver tcount to ipa count.
6246 (cgraph_update_edges_for_call_stmt_node): Likewise.
6247 (cgraph_edge::verify_count_and_frequency): Update.
6248 (cgraph_node::verify_node): Temporarily disable frequency verification.
6249 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use
6250 to_cgraph_frequency.
6251 (cgraph_edge::rebuild_edges): Convert to ipa counts.
6252 * cgraphunit.c (init_lowered_empty_function): Do not initialize
6254 (cgraph_node::expand_thunk): Update profile.
6255 * except.c (dw2_build_landing_pads): Do not update frequency.
6256 * final.c (compute_alignments): Use to_frequency.
6257 (dump_basic_block_info): Do not dump frequency.
6258 * gimple-pretty-print.c (dump_profile): Do not dump frequency.
6259 (dump_gimple_bb_header): Do not dump frequency.
6260 * gimple-ssa-isolate-paths.c (isolate_path): Do not update frequency;
6262 * gimple-streamer-in.c (input_bb): Do not stream frequency.
6263 * gimple-streamer-out.c (output_bb): Do not stream frequency.
6264 * haifa-sched.c (sched_pressure_start_bb): Use to_freuqency.
6265 (init_before_recovery): Do not update frequency.
6266 (sched_create_recovery_edges): Do not update frequency.
6267 * hsa-gen.c (convert_switch_statements): Do not update frequency.
6268 * ipa-cp.c (ipcp_propagate_stage): Update search for max_count.
6269 (ipa_cp_c_finalize): Set max_count to uninitialized.
6270 * ipa-fnsummary.c (get_minimal_bb): Use counts.
6271 (param_change_prob): Use counts.
6272 * ipa-profile.c (ipa_profile_generate_summary): Do not summarize
6274 * ipa-split.c (consider_split): Use to_frequency.
6275 (split_function): Use to_frequency.
6276 * ira-build.c (loop_compare_func): Likewise.
6277 (mark_loops_for_removal): Likewise.
6278 (mark_all_loops_for_removal): Likewise.
6279 * loop-doloop.c (doloop_modify): Do not update frequency.
6280 * loop-unroll.c (unroll_loop_runtime_iterations): Do not update
6282 * lto-streamer-in.c (input_function): Update count_max.
6283 * omp-expand.c (expand_omp_taskreg): Update count_max.
6284 * omp-simd-clone.c (simd_clone_adjust): Update profile.
6285 * predict.c (maybe_hot_frequency_p): Use to_frequency.
6286 (maybe_hot_count_p): Use ipa counts only.
6287 (maybe_hot_bb_p): Simplify.
6288 (maybe_hot_edge_p): Simplify.
6289 (probably_never_executed): Do not take frequency argument.
6290 (probably_never_executed_bb_p): Do not pass frequency.
6291 (probably_never_executed_edge_p): Likewise.
6292 (combine_predictions_for_bb): Check that profile is nonzero.
6293 (propagate_freq): Do not set frequency.
6294 (drop_profile): Simplify.
6295 (counts_to_freqs): Simplify.
6296 (expensive_function_p): Use to_frequency.
6297 (propagate_unlikely_bbs_forward): Simplify.
6298 (determine_unlikely_bbs): Simplify.
6299 (estimate_bb_frequencies): Add hack to silence graphite issues.
6300 (compute_function_frequency): Use ipa counts.
6301 (pass_profile::execute): Update.
6302 (rebuild_frequencies): Use counts only.
6303 (force_edge_cold): Use counts only.
6304 * profile-count.c (profile_count::dump): Dump new count types.
6305 (profile_count::differs_from_p): Check compatiblity.
6306 (profile_count::to_frequency): New function.
6307 (profile_count::to_cgraph_frequency): New function.
6308 * profile-count.h (struct function): Declare.
6309 (enum profile_quality): Add profile_guessed_local and
6310 profile_guessed_global0.
6311 (class profile_proability): Decrease number of bits to 29;
6312 update from_reg_br_prob_note and to_reg_br_prob_note.
6313 (class profile_count: Update comment; decrease number of bits
6314 to 61. Check compatibility.
6315 (profile_count::compatible_p): New private member function.
6316 (profile_count::ipa_p): New member function.
6317 (profile_count::operator<): Handle global zero correctly.
6318 (profile_count::operator>): Handle global zero correctly.
6319 (profile_count::operator<=): Handle global zero correctly.
6320 (profile_count::operator>=): Handle global zero correctly.
6321 (profile_count::nonzero_p): New member function.
6322 (profile_count::force_nonzero): New member function.
6323 (profile_count::max): New member function.
6324 (profile_count::apply_scale): Handle IPA scalling.
6325 (profile_count::guessed_local): New member function.
6326 (profile_count::global0): New member function.
6327 (profile_count::ipa): New member function.
6328 (profile_count::to_frequency): Declare.
6329 (profile_count::to_cgraph_frequency): Declare.
6330 * profile.c (OVERLAP_BASE): Delete.
6331 (compute_frequency_overlap): Delete.
6332 (compute_branch_probabilities): Do not use compute_frequency_overlap.
6333 * regs.h (REG_FREQ_FROM_BB): Use to_frequency.
6334 * sched-ebb.c (rank): Use counts only.
6335 * shrink-wrap.c (handle_simple_exit): Use counts only.
6336 (try_shrink_wrapping): Use counts only.
6337 (place_prologue_for_one_component): Use counts only.
6338 * tracer.c (find_best_predecessor): Use to_frequency.
6339 (find_trace): Use to_frequency.
6340 (tail_duplicate): Use to_frequency.
6341 * trans-mem.c (expand_transaction): Do not update frequency.
6342 * tree-call-cdce.c: Do not update frequency.
6343 * tree-cfg.c (gimple_find_sub_bbs): Likewise.
6344 (gimple_merge_blocks): Likewise.
6345 (gimple_split_edge): Likewise.
6346 (gimple_duplicate_sese_region): Likewise.
6347 (gimple_duplicate_sese_tail): Likewise.
6348 (move_sese_region_to_fn): Likewise.
6349 (gimple_account_profile_record): Likewise.
6350 (insert_cond_bb): Likewise.
6351 * tree-complex.c (expand_complex_div_wide): Likewise.
6352 * tree-eh.c (lower_resx): Update profile.
6353 * tree-inline.c (copy_bb): Simplify count scaling; do not scale
6355 (initialize_cfun): Do not initialize frequencies
6356 (freqs_to_counts): Delete.
6357 (copy_cfg_body): Ignore count parameter.
6358 (copy_body): Update.
6359 (expand_call_inline): Update count_max.
6360 (optimize_inline_calls): Update count_max.
6361 (tree_function_versioning): Update count_max.
6362 * tree-ssa-coalesce.c (coalesce_cost_bb): Use to_frequency.
6363 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Do not update
6365 * tree-ssa-loop-im.c (execute_sm_if_changed): Use counts only.
6366 * tree-ssa-loop-ivcanon.c (unloop_loops): Do not update freuqency.
6367 (try_peel_loop): Likewise.
6368 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Use
6370 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Pass -1.
6371 (tree_transform_and_unroll_loop): Do not use frequencies
6372 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations):
6373 Use reliable prediction only.
6374 * tree-ssa-loop-unswitch.c (hoist_guard): Do not use frequencies.
6375 * tree-ssa-sink.c (select_best_block): Use to_frequency.
6376 * tree-ssa-tail-merge.c (replace_block_by): Temporarily disable
6377 probability scaling.
6378 * tree-ssa-threadupdate.c (create_block_for_threading): Do
6379 not update frequency
6380 (any_remaining_duplicated_blocks): Likewise.
6381 (update_profile): Likewise.
6382 (estimated_freqs_path): Delete.
6383 (freqs_to_counts_path): Delete.
6384 (clear_counts_path): Delete.
6385 (ssa_fix_duplicate_block_edges): Likewise.
6386 (duplicate_thread_path): Likewise.
6387 * tree-switch-conversion.c (gen_inbound_check): Use counts.
6388 * tree-tailcall.c (decrease_profile): Do not update frequency.
6389 (eliminate_tail_call): Likewise.
6390 * tree-vect-loop-manip.c (vect_do_peeling): Likewise.
6391 * tree-vect-loop.c (scale_profile_for_vect_loop): Likewise.
6392 (optimize_mask_stores): Likewise.
6393 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
6394 * ubsan.c (ubsan_expand_null_ifn): Update profile.
6395 (ubsan_expand_ptr_ifn): Update profile.
6396 * value-prof.c (gimple_ic): Simplify.
6397 * value-prof.h (gimple_ic): Update prototype.
6398 * ipa-inline-transform.c (inline_transform): Fix scaling conditoins.
6399 * ipa-inline.c (compute_uninlined_call_time): Be sure that
6401 (want_inline_self_recursive_call_p): Likewise.
6402 (resolve_noninline_speculation): Only cummulate defined counts.
6403 (inline_small_functions): Use nonzero_p.
6404 (ipa_inline): Do not access freed node.
6406 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
6408 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6409 Set PARAM_SCHED_PRESSURE_ALGORITHM to SCHED_PRESSURE_MODEL.
6411 2017-11-03 Kito Cheng <kito.cheng@gmail.com>
6413 * config/riscv/riscv.c (riscv_legitimize_move): Handle
6414 non-legitimate address.
6416 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6418 * config/rs6000/rs6000.md (*lt0_disi): Delete.
6419 (*lt0_<mode>di, *lt0_<mode>si): New.
6421 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6423 * config/rs6000/rs6000.md (move_from_CR_ov_bit): Change condition to
6424 TARGET_PAIRED_FLOAT.
6426 2017-11-03 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6427 Jim Wilson <jim.wilson@linaro.org>
6429 * config/aarch64/aarch64-cores.def (saphira): New CPU.
6430 * config/aarch64/aarch64-tune.md: Regenerated.
6431 * doc/invoke.texi (AArch64 Options/-mtune): Add "saphira".
6432 * gcc/config/aarch64/aarch64.c (saphira_tunings): New tuning table.
6434 2017-11-03 Cupertino Miranda <cmiranda@synopsys.com>
6436 * config/arc/arc.c (arc_save_restore): Corrected CFA note.
6437 (arc_expand_prologue): Restore blink for millicode.
6438 * config/arc/linux.h (LINK_EH_SPEC): Defined.
6440 2017-11-03 Richard Sandiford <richard.sandiford@linaro.org>
6443 * config/i386/i386.c (ix86_vector_duplicate_value): Use
6444 gen_vec_duplicate after forcing the scalar into a register.
6446 2017-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6448 * combine (try_combine): Print the insns input to try_combine to the
6451 2017-11-02 Steve Ellcey <sellcey@cavium.com>
6454 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6455 Remove second argument from aarch64_process_target_attr call.
6456 * config/aarch64/aarch64-protos.h (aarch64_process_target_attr):
6458 * config/aarch64/aarch64.c (aarch64_attribute_info): Change
6460 (aarch64_handle_attr_arch): Remove second argument.
6461 (aarch64_handle_attr_cpu): Ditto.
6462 (aarch64_handle_attr_tune): Ditto.
6463 (aarch64_handle_attr_isa_flags): Ditto.
6464 (aarch64_process_one_target_attr): Ditto.
6465 (aarch64_process_target_attr): Ditto.
6466 (aarch64_option_valid_attribute_p): Remove second argument.
6467 on aarch64_process_target_attr call.
6469 2017-11-02 David Malcolm <dmalcolm@redhat.com>
6471 * diagnostic.c: Include "selftest-diagnostic.h".
6472 (selftest::assert_location_text): New function.
6473 (selftest::test_diagnostic_get_location_text): New function.
6474 (selftest::diagnostic_c_tests): Call it.
6476 2017-11-02 David Malcolm <dmalcolm@redhat.com>
6478 * Makefile.in (OBJS-libcommon): Add selftest-diagnostic.o.
6479 * diagnostic-show-locus.c: Include "selftest-diagnostic.h".
6480 (class selftest::test_diagnostic_context): Move to...
6481 * selftest-diagnostic.c: New file.
6482 * selftest-diagnostic.h: New file.
6484 2017-11-02 James Bowman <james.bowman@ftdichip.com>
6486 * config/ft32/ft32.c (ft32_addr_space_legitimate_address_p): increase
6487 offset range for FT32B.
6488 * config/ft32/ft32.h: option "mcompress" enables relaxation.
6489 * config/ft32/ft32.md: Add TARGET_NOPM.
6490 * config/ft32/ft32.opt: Add mft32b, mcompress, mnopm.
6491 * gcc/doc/invoke.texi: Add mft32b, mcompress, mnopm.
6493 2017-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6495 * config/aarch64/aarch64.h (MALLOC_ABI_ALIGNMENT): New define.
6497 2017-11-02 Jeff Law <law@redhat.com>
6499 * gimple-ssa-sprintf.c (sprintf_dom_walker): Remove
6500 virtual keyword on FINAL OVERRIDE members.
6502 * tree-ssa-propagate.h (ssa_propagation_engine): Group
6503 virtuals together. Add virtual destructor.
6504 (substitute_and_fold_engine): Similarly.
6506 2017-11-02 Jan Hubicka <hubicka@ucw.cz>
6508 * x86-tune.def (X86_TUNE_USE_INCDEC): Enable for Haswell+.
6510 2017-11-02 Richard Biener <rguenther@suse.de>
6512 PR tree-optimization/82795
6513 * tree-if-conv.c (predicate_mem_writes): Remove bogus assert.
6515 2017-11-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6517 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Don't require
6519 (gcc_GAS_CHECK_FEATURE): Remove.
6520 * configure.ac (ld_vers) <*-*-solaris2*>: Move comments from
6521 gcc_AC_INITFINI_ARRAY here. Update for Solaris 11.4 changes.
6522 * configure: Regenerate.
6524 2017-11-02 Claudiu Zissulescu <claziss@synopsys.com>
6526 * config/arc/arc.c (hwloop_optimize): Account for empty
6529 2017-11-02 Richard Biener <rguenther@suse.de>
6532 * varasm.c (decode_addr_const): Make offset HOST_WIDE_INT.
6533 Truncate ARRAY_REF index and element size.
6535 2017-11-01 Palmer Dabbelt <palmer@dabbelt.com>
6537 * doc/invoke.texi (RISC-V Options): Use "@minus{}2 GB", not "-2 GB".
6539 2017-11-01 Jeff Law <law@redhat.com>
6541 * tree-ssa-ccp.c (ccp_folder): New class derived from
6542 substitute_and_fold_engine.
6543 (ccp_folder::get_value): New member function.
6544 (ccp_folder::fold_stmt): Renamed from ccp_fold_stmt.
6545 (ccp_fold_stmt): Remove prototype.
6546 (ccp_finalize): Call substitute_and_fold from the ccp_class.
6547 * tree-ssa-copy.c (copy_folder): New class derived from
6548 substitute_and_fold_engine.
6549 (copy_folder::get_value): Renamed from get_value.
6550 (fini_copy_prop): Call substitute_and_fold from copy_folder class.
6551 * tree-vrp.c (vrp_folder): New class derived from
6552 substitute_and_fold_engine.
6553 (vrp_folder::fold_stmt): Renamed from vrp_fold_stmt.
6554 (vrp_folder::get_value): New member function.
6555 (vrp_finalize): Call substitute_and_fold from vrp_folder class.
6556 (evrp_dom_walker::before_dom_children): Similarly for replace_uses_in.
6557 * tree-ssa-propagate.h (substitute_and_fold_engine): New class to
6558 provide a class interface to folder/substitute routines.
6559 (ssa_prop_fold_stmt_fn): Remove typedef.
6560 (ssa_prop_get_value_fn): Likewise.
6561 (subsitute_and_fold): Remove prototype.
6562 (replace_uses_in): Likewise.
6563 * tree-ssa-propagate.c (substitute_and_fold_engine::replace_uses_in):
6564 Renamed from replace_uses_in. Call the virtual member function
6565 (substitute_and_fold_engine::replace_phi_args_in): Similarly.
6566 (substitute_and_fold_dom_walker): Remove initialization of
6567 data member entries for calbacks. Add substitute_and_fold_engine
6568 member and initialize it.
6569 (substitute_and_fold_dom_walker::before_dom_children0: Use the
6570 member functions for get_value, replace_phi_args_in c
6571 replace_uses_in, and fold_stmt calls.
6572 (substitute_and_fold_engine::substitute_and_fold): Renamed from
6573 substitute_and_fold. Remove assert. Update ctor call.
6575 * tree-ssa-propagate.h (ssa_prop_visit_stmt_fn): Remove typedef.
6576 (ssa_prop_visit_phi_fn): Likewise.
6577 (class ssa_propagation_engine): New class to provide an interface
6579 * tree-ssa-propagate.c (ssa_prop_visit_stmt): Remove file scoped
6581 (ssa_prop_visit_phi): Likewise.
6582 (ssa_propagation_engine::simulate_stmt): Moved into class.
6583 Call visit_phi/visit_stmt from the class rather than via
6584 file scoped static variables.
6585 (ssa_propagation_engine::simulate_block): Moved into class.
6586 (ssa_propagation_engine::process_ssa_edge_worklist): Similarly.
6587 (ssa_propagation_engine::ssa_propagate): Similarly. No longer
6588 set file scoped statics for the visit_stmt/visit_phi callbacks.
6589 * tree-complex.c (complex_propagate): New class derived from
6590 ssa_propagation_engine.
6591 (complex_propagate::visit_stmt): Renamed from complex_visit_stmt.
6592 (complex_propagate::visit_phi): Renamed from complex_visit_phi.
6593 (tree_lower_complex): Call ssa_propagate via the complex_propagate
6595 * tree-ssa-ccp.c: (ccp_propagate): New class derived from
6596 ssa_propagation_engine.
6597 (ccp_propagate::visit_phi): Renamed from ccp_visit_phi_node.
6598 (ccp_propagate::visit_stmt): Renamed from ccp_visit_stmt.
6599 (do_ssa_ccp): Call ssa_propagate from the ccp_propagate class.
6600 * tree-ssa-copy.c (copy_prop): New class derived from
6601 ssa_propagation_engine.
6602 (copy_prop::visit_stmt): Renamed from copy_prop_visit_stmt.
6603 (copy_prop::visit_phi): Renamed from copy_prop_visit_phi_node.
6604 (execute_copy_prop): Call ssa_propagate from the copy_prop class.
6605 * tree-vrp.c (vrp_prop): New class derived from ssa_propagation_engine.
6606 (vrp_prop::visit_stmt): Renamed from vrp_visit_stmt.
6607 (vrp_prop::visit_phi): Renamed from vrp_visit_phi_node.
6608 (execute_vrp): Call ssa_propagate from the vrp_prop class.
6610 2017-11-01 Jakub Jelinek <jakub@redhat.com>
6612 PR rtl-optimization/82778
6613 PR rtl-optimization/82597
6614 * compare-elim.c (struct comparison): Add in_a_setter field.
6615 (find_comparison_dom_walker::before_dom_children): Remove killed
6616 bitmap and df_simulate_find_defs call, instead walk the defs.
6617 Compute last_setter and initialize in_a_setter. Merge definitions
6618 with first initialization for a few variables.
6619 (try_validate_parallel): Use insn_invalid_p instead of
6620 recog_memoized. Return insn rather than just the pattern.
6621 (try_merge_compare): Fix up comment. Don't uselessly test if
6622 in_a is a REG_P. Use cmp->in_a_setter instead of walking UD
6624 (execute_compare_elim_after_reload): Remove df_chain_add_problem
6627 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6628 Alan Hayward <alan.hayward@arm.com>
6629 David Sherwood <david.sherwood@arm.com>
6631 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
6632 aarch64_hard_regno_nregs to get the number of registers
6635 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6636 Alan Hayward <alan.hayward@arm.com>
6637 David Sherwood <david.sherwood@arm.com>
6639 * config/aarch64/constraints.md (Upl): Rename to...
6641 * config/aarch64/aarch64.md
6642 (*zero_extend<SHORT:mode><GPI:mode>2_aarch64, *addsi3_aarch64_uxtw):
6645 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6646 Alan Hayward <alan.hayward@arm.com>
6647 David Sherwood <david.sherwood@arm.com>
6649 * config/aarch64/aarch64.c (aarch64_add_constant_internal)
6650 (aarch64_add_constant, aarch64_add_sp, aarch64_sub_sp): Move
6653 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6654 Alan Hayward <alan.hayward@arm.com>
6655 David Sherwood <david.sherwood@arm.com>
6657 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp)
6658 (aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev)
6659 (aarch64_evpc_dup): Generate rtl direcly, rather than using
6661 (aarch64_expand_vec_perm_const_1): Explicitly check for permutes
6662 of a single element.
6663 * config/aarch64/iterators.md: Add a comment above the permute
6664 unspecs to say that they are generated directly by
6665 aarch64_expand_vec_perm_const.
6666 * config/aarch64/aarch64-simd.md: Likewise the permute instructions.
6668 2017-11-01 Nathan Sidwell <nathan@acm.org>
6670 * tree-dump.c (dequeue_and_dump): Use HAS_DECL_ASSEMBLER_NAME_P.
6672 2017-11-01 Palmer Dabbelt <palmer@dabbelt.com>
6674 * doc/invoke.texi (RISC-V Options): Explicitly name the medlow
6675 and medany code models, and describe what they do.
6677 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6679 Revert accidental duplicate:
6681 * combine.c (can_change_dest_mode): Reject changes in
6682 REGMODE_NATURAL_SIZE.
6684 2017-11-01 Segher Boessenkool <segher@kernel.crashing.org>
6686 PR rtl-optimization/64682
6687 PR rtl-optimization/69567
6688 PR rtl-optimization/69737
6689 PR rtl-optimization/82683
6690 * combine.c (distribute_notes) <REG_DEAD>: If the new I2 sets the same
6691 register mentioned in the note, drop the note, unless it came from I3,
6692 in which case it should go to I3 again.
6694 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6696 * tree-ssa-dse.c (normalize_ref): Check whether the ranges overlap
6697 and return false if not.
6698 (clear_bytes_written_by, live_bytes_read): Update accordingly.
6700 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6702 * tree-ssa-alias.h (ranges_overlap_p): Return false if either
6703 range is known to be empty.
6705 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6706 Alan Hayward <alan.hayward@arm.com>
6707 David Sherwood <david.sherwood@arm.com>
6709 * simplify-rtx.c (simplify_const_unary_operation): Use GET_MODE_NUNITS
6710 and CONST_VECTOR_NUNITS instead of computing the number of units from
6711 the byte sizes of the vector and element.
6712 (simplify_binary_operation_1): Likewise.
6713 (simplify_const_binary_operation): Likewise.
6714 (simplify_ternary_operation): Likewise.
6716 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6717 Alan Hayward <alan.hayward@arm.com>
6718 David Sherwood <david.sherwood@arm.com>
6720 * var-tracking.c (INT_MEM_OFFSET): Replace with...
6721 (int_mem_offset): ...this new function.
6722 (var_mem_set, var_mem_delete_and_set, var_mem_delete)
6723 (find_mem_expr_in_1pdv, dataflow_set_preserve_mem_locs)
6724 (same_variable_part_p, use_type, add_stores, vt_get_decl_and_offset):
6727 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6728 Alan Hayward <alan.hayward@arm.com>
6729 David Sherwood <david.sherwood@arm.com>
6731 * lower-subreg.c (interesting_mode_p): New function.
6732 (compute_costs, find_decomposable_subregs, decompose_register)
6733 (simplify_subreg_concatn, can_decompose_p, resolve_simple_move)
6734 (resolve_clobber, dump_choices): Use it.
6736 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6737 Alan Hayward <alan.hayward@arm.com>
6738 David Sherwood <david.sherwood@arm.com>
6740 * rtlhash.c (add_rtx): Use add_hwi for 'w' and add_int for 'i'.
6742 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6743 Alan Hayward <alan.hayward@arm.com>
6744 David Sherwood <david.sherwood@arm.com>
6746 * alias.c (find_base_value, find_base_term): Only process integer
6747 truncations. Check the precision rather than the size.
6749 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6750 Alan Hayward <alan.hayward@arm.com>
6751 David Sherwood <david.sherwood@arm.com>
6753 * machmode.h (is_narrower_int_mode): New function
6754 * optabs.c (expand_float, expand_fix): Use it.
6755 * dwarf2out.c (rotate_loc_descriptor): Likewise.
6757 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6758 Alan Hayward <alan.hayward@arm.com>
6759 David Sherwood <david.sherwood@arm.com>
6761 * rtl.h (narrower_subreg_mode): New function.
6762 * ira-color.c (update_costs_from_allocno): Use it.
6764 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6765 Alan Hayward <alan.hayward@arm.com>
6766 David Sherwood <david.sherwood@arm.com>
6768 * optabs-query.h (convert_optab_p): New function, split out from...
6769 (convert_optab_handler): ...here.
6770 (widening_optab_handler): Delete.
6771 (find_widening_optab_handler): Remove permit_non_widening parameter.
6772 (find_widening_optab_handler_and_mode): Likewise. Provide an
6773 override that operates on mode class wrappers.
6774 * optabs-query.c (widening_optab_handler): Delete.
6775 (find_widening_optab_handler_and_mode): Remove permit_non_widening
6776 parameter. Assert that the two modes are the same class and that
6777 the "from" mode is narrower than the "to" mode. Use
6778 convert_optab_handler instead of widening_optab_handler.
6779 * expmed.c (expmed_mult_highpart_optab): Use convert_optab_handler
6780 instead of widening_optab_handler.
6781 * expr.c (expand_expr_real_2): Update calls to
6782 find_widening_optab_handler.
6783 * optabs.c (expand_widen_pattern_expr): Likewise.
6784 (expand_binop_directly): Take the insn_code as a parameter.
6785 (expand_binop): Only call find_widening_optab_handler for
6786 conversion optabs; use optab_handler otherwise. Update calls
6787 to find_widening_optab_handler and expand_binop_directly.
6788 Use convert_optab_handler instead of widening_optab_handler.
6789 * tree-ssa-math-opts.c (convert_mult_to_widen): Update calls to
6790 find_widening_optab_handler and use scalar_mode rather than
6792 (convert_plusminus_to_widen): Likewise.
6794 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6795 Alan Hayward <alan.hayward@arm.com>
6796 David Sherwood <david.sherwood@arm.com>
6798 * machmode.h (fixed_size_mode): New class.
6799 * rtl.h (get_pool_mode): Return fixed_size_mode.
6800 * gengtype.c (main): Add fixed_size_mode.
6801 * target.def (get_raw_result_mode): Return a fixed_size_mode.
6802 (get_raw_arg_mode): Likewise.
6803 * doc/tm.texi: Regenerate.
6804 * targhooks.h (default_get_reg_raw_mode): Return a fixed_size_mode.
6805 * targhooks.c (default_get_reg_raw_mode): Likewise.
6806 * config/ia64/ia64.c (ia64_get_reg_raw_mode): Likewise.
6807 * config/mips/mips.c (mips_get_reg_raw_mode): Likewise.
6808 * config/msp430/msp430.c (msp430_get_raw_arg_mode): Likewise.
6809 (msp430_get_raw_result_mode): Likewise.
6810 * config/avr/avr-protos.h (regmask): Use as_a <fixed_side_mode>
6811 * dbxout.c (dbxout_parms): Require fixed-size modes.
6812 * expr.c (copy_blkmode_from_reg, copy_blkmode_to_reg): Likewise.
6813 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
6814 * omp-low.c (lower_oacc_reductions): Likewise.
6815 * simplify-rtx.c (simplify_immed_subreg): Take fixed_size_modes.
6816 (simplify_subreg): Update accordingly.
6817 * varasm.c (constant_descriptor_rtx::mode): Change to fixed_size_mode.
6818 (force_const_mem): Update accordingly. Return NULL_RTX for modes
6819 that aren't fixed-size.
6820 (get_pool_mode): Return a fixed_size_mode.
6821 (output_constant_pool_2): Take a fixed_size_mode.
6823 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6824 Alan Hayward <alan.hayward@arm.com>
6825 David Sherwood <david.sherwood@arm.com>
6827 * doc/rtl.texi (vec_series): Document.
6828 (const): Say that the operand can be a vec_series.
6829 * rtl.def (VEC_SERIES): New rtx code.
6830 * rtl.h (const_vec_series_p_1): Declare.
6831 (const_vec_series_p): New function.
6832 * emit-rtl.h (gen_const_vec_series): Declare.
6833 (gen_vec_series): Likewise.
6834 * emit-rtl.c (const_vec_series_p_1, gen_const_vec_series)
6835 (gen_vec_series): Likewise.
6836 * optabs.c (expand_mult_highpart): Use gen_const_vec_series.
6837 * simplify-rtx.c (simplify_unary_operation): Handle negations
6839 (simplify_binary_operation_series): New function.
6840 (simplify_binary_operation_1): Use it. Handle VEC_SERIES.
6841 (test_vector_ops_series): New function.
6842 (test_vector_ops): Call it.
6843 * config/powerpcspe/altivec.md (altivec_lvsl): Use
6844 gen_const_vec_series.
6845 (altivec_lvsr): Likewise.
6846 * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Likewise.
6848 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6849 Alan Hayward <alan.hayward@arm.com>
6850 David Sherwood <david.sherwood@arm.com>
6852 * doc/rtl.texi (const): Update description of address constants.
6853 Say that vector constants are allowed too.
6854 * common.md (E, F): Use CONSTANT_P instead of checking for
6856 * emit-rtl.c (gen_lowpart_common): Use const_vec_p instead of
6857 checking for CONST_VECTOR.
6858 * expmed.c (make_tree): Use build_vector_from_val for a CONST
6860 * expr.c (expand_expr_real_2): Check for vector modes instead
6861 of checking for CONST_VECTOR.
6862 * rtl.h (const_vec_p): New function.
6863 (const_vec_duplicate_p): Check for a CONST VEC_DUPLICATE.
6864 (unwrap_const_vec_duplicate): Handle them here too.
6866 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6867 David Malcolm <dmalcolm@redhat.com>
6868 Alan Hayward <alan.hayward@arm.com>
6869 David Sherwood <david.sherwood@arm.com>
6871 * rtl.h (vec_duplicate_p): New function.
6872 * selftest-rtl.c (assert_rtx_eq_at): New function.
6873 * selftest-rtl.h (ASSERT_RTX_EQ): New macro.
6874 (assert_rtx_eq_at): Declare.
6875 * selftest.h (selftest::simplify_rtx_c_tests): Declare.
6876 * selftest-run-tests.c (selftest::run_tests): Call it.
6877 * simplify-rtx.c: Include selftest.h and selftest-rtl.h.
6878 (simplify_unary_operation_1): Recursively handle vector duplicates.
6879 (simplify_binary_operation_1): Likewise. Handle VEC_SELECTs of
6881 (simplify_subreg): Handle subregs of vector duplicates.
6882 (make_test_reg, test_vector_ops_duplicate, test_vector_ops)
6883 (selftest::simplify_rtx_c_tests): New functions.
6885 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6886 Alan Hayward <alan.hayward@arm.com>
6887 David Sherwood <david.sherwood@arm.com>
6889 * emit-rtl.h (gen_const_vec_duplicate): Declare.
6890 (gen_vec_duplicate): Likewise.
6891 * emit-rtl.c (gen_const_vec_duplicate_1): New function, split
6893 (gen_const_vector): ...here.
6894 (gen_const_vec_duplicate, gen_vec_duplicate): New functions.
6895 (gen_rtx_CONST_VECTOR): Use gen_const_vec_duplicate for constants
6896 whose elements are all equal.
6897 * optabs.c (expand_vector_broadcast): Use gen_const_vec_duplicate.
6898 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
6899 (simplify_relational_operation): Likewise.
6900 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
6902 (aarch64_simd_dup_constant): Use gen_vec_duplicate.
6903 (aarch64_expand_vector_init): Likewise.
6904 * config/arm/arm.c (neon_vdup_constant): Likewise.
6905 (neon_expand_vector_init): Likewise.
6906 (arm_expand_vec_perm): Use gen_const_vec_duplicate.
6907 (arm_block_set_unaligned_vect): Likewise.
6908 (arm_block_set_aligned_vect): Likewise.
6909 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6910 * config/i386/i386.c (ix86_expand_vec_perm): Likewise.
6911 (expand_vec_perm_even_odd_pack): Likewise.
6912 (ix86_vector_duplicate_value): Use gen_vec_duplicate.
6913 * config/i386/sse.md (one_cmpl<mode>2): Use CONSTM1_RTX.
6914 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use
6915 gen_const_vec_duplicate.
6916 * config/ia64/vect.md (addv2sf3, subv2sf3): Use CONST1_RTX.
6917 * config/mips/mips.c (mips_gen_const_int_vector): Use
6918 gen_const_vec_duplicate.
6919 (mips_expand_vector_init): Use CONST0_RTX.
6920 * config/powerpcspe/altivec.md (abs<mode>2, nabs<mode>2): Likewise.
6921 (define_split): Use gen_const_vec_duplicate.
6922 * config/rs6000/altivec.md (abs<mode>2, nabs<mode>2): Use CONST0_RTX.
6923 (define_split): Use gen_const_vec_duplicate.
6924 * config/s390/vx-builtins.md (vec_genmask<mode>): Likewise.
6925 (vec_ctd_s64, vec_ctd_u64, vec_ctsl, vec_ctul): Likewise.
6926 * config/spu/spu.c (spu_const): Likewise.
6928 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6929 Alan Hayward <alan.hayward@arm.com>
6930 David Sherwood <david.sherwood@arm.com>
6932 * combine.c (can_change_dest_mode): Reject changes in
6933 REGMODE_NATURAL_SIZE.
6935 2017-10-31 Sandra Loosemore <sandra@codesourcery.com>
6937 * configure.ac (--enable-libssp): New.
6938 (gcc_cv_libc_provides_ssp): Check for explicit setting before
6939 trying to determine target-specific default. Adjust indentation.
6940 * configure: Regenerated.
6941 * doc/install.texi (Configuration): Expand --disable-libssp
6944 2017-10-31 Daniel Santos <daniel.santos@pobox.com>
6946 config/i386/i386.c (ix86_expand_epilogue): Correct stack
6949 2017-10-31 Martin Jambor <mjambor@suse.cz>
6952 * gimple-fold.c (gimple_get_virt_method_for_vtable): Remove assert.
6954 2017-10-31 David Malcolm <dmalcolm@redhat.com>
6956 * auto-profile.c (autofdo_source_profile::read): Use
6957 UNKNOWN_LOCATION rather than 0.
6958 * diagnostic-core.h (warning_at_rich_loc): Rename to...
6959 (warning_at): ...this overload.
6960 (warning_at_rich_loc_n): Rename to...
6961 (warning_n): ...this overload.
6962 (error_at_rich_loc): Rename to...
6963 (error_at): ...this overload.
6964 (pedwarn_at_rich_loc): Rename to...
6965 (pedwarn): ...this overload.
6966 (permerror_at_rich_loc): Rename to...
6967 (permerror): ...this overload.
6968 (inform_at_rich_loc): Rename to...
6969 (inform): ...this overload.
6970 * diagnostic.c: (diagnostic_n_impl): Delete location_t-based decl.
6971 (diagnostic_n_impl_richloc): Rename to...
6972 (diagnostic_n_impl): ...this rich_location *-based decl.
6973 (inform_at_rich_loc): Rename to...
6974 (inform): ...this, and add an assertion.
6975 (inform_n): Update for removal of location_t-based diagnostic_n_impl.
6976 (warning_at_rich_loc): Rename to...
6977 (warning_at): ...this, and add an assertion.
6978 (warning_at_rich_loc_n): Rename to...
6979 (warning_n): ...this, and add an assertion.
6980 (warning_n): Update location_t-based implementation for removal of
6981 location_t-based diagnostic_n_impl.
6982 (pedwarn_at_rich_loc): Rename to...
6983 (pedwarn): ...this, and add an assertion.
6984 (permerror_at_rich_loc): Rename to...
6985 (permerror): ...this, and add an assertion.
6986 (error_n): Update for removal of location_t-based diagnostic_n_impl.
6987 (error_at_rich_loc): Rename to...
6988 (error_at): ...this, and add an assertion.
6989 * gcc.c (do_spec_1): Use UNKNOWN_LOCATION rather than 0.
6990 (driver::do_spec_on_infiles): Likewise.
6991 * substring-locations.c (format_warning_va): Update for renaming
6992 of inform_at_rich_loc.
6994 2017-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6996 * builtins.def (DEF_FLOATN_BUILTIN): Change most _Float<N> and
6997 _Float<N>X built-in functions so that the variant without the
6998 "__builtin_" prefix is only enabled for the GNU C and Objective C
6999 languages when they are in non-strict ANSI/ISO mode.
7000 (DEF_EXT_LIB_FLOATN_NX_BUILTINS): Likewise.
7001 * target.def (floatn_builtin_p): Add a target hook to control
7002 whether _Float<N> and _Float<N>X built-in functions without the
7003 "__builtin_" prefix are enabled, and return true for C and
7004 Objective C in the default hook. Include langhooks.h in
7006 * targhooks.h (default_floatn_builtin_p): Likewise.
7007 * targhooks.c (default_floatn_builtin_p): Likewise.
7008 * doc/tm.texi.in (TARGET_FLOATN_BUILTIN_P): Document the
7009 floatn_builtin_p target hook.
7010 * doc/tm.texi (TARGET_FLOATN_BUILTIN_P): Likewise.
7012 2017-10-31 Matthew Fortune <matthew.fortune@imgtec.com>
7013 Eric Botcazou <ebotcazou@adacore.com>
7015 PR rtl-optimization/81803
7016 * lra-constraints.c (curr_insn_transform): Also reload the whole
7017 register for a strict subreg no wider than a word if this is for
7018 a WORD_REGISTER_OPERATIONS target.
7020 2017-10-31 Jason Merrill <jason@redhat.com>
7022 * gdbinit.in: Skip over inlines from timevar.h.
7024 2017-10-31 Martin Liska <mliska@suse.cz>
7026 * doc/gcov.texi: Document new option.
7027 * gcov.c (print_usage): Likewise print it.
7028 (process_args): Support the argument.
7029 (format_count): New function.
7030 (format_gcov): Use the function.
7032 2017-10-31 Martin Liska <mliska@suse.cz>
7034 * gcov.c (struct name_map): do not use typedef.
7035 Define operator== and operator<.
7036 (name_search): Remove.
7037 (name_sort): Remove.
7038 (main): Do not allocate names.
7039 (process_file): Add vertical space.
7040 (generate_results): Use std::find.
7041 (release_structures): Do not release memory.
7042 (find_source): Use std::find.
7044 2017-10-31 Martin Liska <mliska@suse.cz>
7046 * gcov.c (struct line_info): Remove it's typedef.
7047 (line_info::line_info): Add proper ctor.
7048 (line_info::has_block): Do not use a typedef.
7049 (struct source_info): Do not use typedef.
7050 (circuit): Likewise.
7051 (get_cycles_count): Likewise.
7052 (output_intermediate_file): Iterate via vector iterator.
7053 (add_line_counts): Use std::vector methods.
7054 (accumulate_line_counts): Likewise.
7055 (output_lines): Likewise.
7057 2017-10-31 Martin Liska <mliska@suse.cz>
7059 * gcov.c (struct source_info): Remove typedef.
7060 (source_info::source_info): Add proper ctor.
7061 (accumulate_line_counts): Use struct, not it's typedef.
7062 (output_gcov_file): Likewise.
7063 (output_lines): Likewise.
7064 (main): Do not allocate an array.
7065 (output_intermediate_file): Use size of vector container.
7066 (process_file): Resize the vector.
7067 (generate_results): Do not preallocate, use newly added vector
7069 (release_structures): Do not release sources.
7070 (find_source): Use vector methods.
7071 (add_line_counts): Do not use typedef.
7073 2017-10-31 Martin Liska <mliska@suse.cz>
7075 * doc/gcov.texi: Document that.
7076 * gcov.c (add_line_counts): Mark lines with a non-executed
7078 (output_line_beginning): Handle such lines.
7079 (output_lines): Pass new argument.
7080 (output_intermediate_file): Print it in intermediate format.
7082 2017-10-31 Martin Liska <mliska@suse.cz>
7084 * color-macros.h: New file.
7085 * diagnostic-color.c: Factor out color related to macros to
7087 * doc/gcov.texi: Document -k option.
7088 * gcov.c (INCLUDE_STRING): Include string.h.
7089 (print_usage): Add -k option.
7090 (process_args): Parse it.
7091 (pad_count_string): New function.
7092 (output_line_beginning): Likewise.
7093 (DEFAULT_LINE_START): New macro.
7094 (output_lines): Support color output.
7096 2017-10-31 Martin Liska <mliska@suse.cz>
7098 PR gcov-profile/82633
7099 * doc/gcov.texi: Document -fkeep-{static,inline}-functions and
7100 their interaction with GCOV infrastructure.
7101 * configure.ac: Add -fkeep-{inline,static}-functions to
7103 * configure: Regenerate.
7105 2017-10-31 Uros Bizjak <ubizjak@gmail.com>
7108 * config/alpha/sync.md (fetchop_constr) <and>: Change to "rINM".
7110 2017-10-31 Segher Boessenkool <segher@kernel.crashing.org>
7113 * config/rs6000/rs6000.md (allocate_stack): Force update interval
7114 into a register if it does not fit into an immediate offset field.
7116 2017-10-31 Olivier Hainque <hainque@adacore.com>
7118 * gcc/Makefile.in (FLAGS_TO_PASS): Pass libsubdir as well.
7120 2017-10-31 Julia Koval <julia.koval@intel.com>
7122 * config.gcc: Add gfniintrin.h.
7123 * config/i386/gfniintrin.h: New.
7124 * config/i386/i386-builtin-types.def
7125 (__builtin_ia32_vgf2p8affineinvqb_v64qi,
7126 __builtin_ia32_vgf2p8affineinvqb_v64qi_mask,
7127 __builtin_ia32_vgf2p8affineinvqb_v32qi,
7128 __builtin_ia32_vgf2p8affineinvqb_v32qi_mask,
7129 __builtin_ia32_vgf2p8affineinvqb_v16qi,
7130 __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): New builtins.
7131 * config/i386/i386-builtin.def (V64QI_FTYPE_V64QI_V64QI_INT_V64QI_UDI,
7132 V32QI_FTYPE_V32QI_V32QI_INT_V32QI_USI,
7133 V16QI_FTYPE_V16QI_V16QI_INT_V16QI_UHI,
7134 V64QI_FTYPE_V64QI_V64QI_INT): New types.
7135 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
7136 * config/i386/immintrin.h: Include gfniintrin.h.
7137 * config/i386/sse.md (vgf2p8affineinvqb_*) New pattern.
7139 2017-10-30 Eric Botcazou <ebotcazou@adacore.com>
7141 * gcc.c (HAVE_TARGET_EXECUTABLE_SUFFIX): Remove old kludge.
7143 2017-10-30 Wilco Dijkstra <wdijkstr@arm.com>
7145 * config/arm/arm.md (ashldi3): Remove shift by 1 expansion.
7146 (arm_ashldi3_1bit): Remove pattern.
7147 (ashrdi3): Remove shift by 1 expansion.
7148 (arm_ashrdi3_1bit): Remove pattern.
7149 (lshrdi3): Remove shift by 1 expansion.
7150 (arm_lshrdi3_1bit): Remove pattern.
7151 * config/arm/arm.c (arm_rtx_costs_internal): Slightly increase
7152 cost of ashldi3 by 1.
7153 * config/arm/neon.md (ashldi3_neon): Remove shift by 1 expansion.
7154 (<shift>di3_neon): Likewise.
7156 2017-10-30 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
7158 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov): Rename
7159 both identically named patterns to (*aarch64_simd_mov<VD:mode>)
7160 and (*aarch64_simd_mov<VQ:mode>).
7161 (*aarch64_simd_mov<VD:mode>): Change type attribute to match
7162 pattern alternative.
7163 (*aarch64_simd_mov<VQ:mode>): Re-order and change type
7164 attributes to match pattern alternative.
7166 2017-10-30 Steven Munroe <munroesj@gcc.gnu.org>
7168 * config.gcc (powerpc*-*-*): Add emmintrin.h.
7169 * config/rs6000/emmintrin.h: New file.
7170 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include emmintrin.h.
7172 2017-10-30 Wilco Dijkstra <wdijkstr@arm.com>
7174 * config/arm/vfp.md (movdi_vfp): Merge changes from movdi_vfp_cortexa8.
7175 * (movdi_vfp_cortexa8): Remove pattern.
7177 2017-10-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7179 * doc/install.texi (Specific, alpha*-*-*): Remove DEC OSF/1
7181 (Specific, alpha*-dec-osf5.1): Remove.
7182 (Specific, mips-sgi-irix5): Remove.
7183 (Specific, mips-sgi-irix6): Remove.
7185 2017-10-30 Jakub Jelinek <jakub@redhat.com>
7188 * gimple-ssa-store-merging.c (merged_store_group::apply_stores): Fix
7189 arguments to clear_bit_region_be.
7191 2017-10-30 Jim Wilson <wilson@tuliptree.org>
7193 * gimplify.c: Include memmodel.h.
7195 2017-10-30 Martin Jambor <mjambor@suse.cz>
7197 * omp-grid.c (grid_attempt_target_gridification): Also insert a
7198 condition whether loop should be executed at all.
7200 2017-10-30 Will Schmidt <will_schmidt@vnet.ibm.com>
7202 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
7203 gimple folding of vec_madd() intrinsics.
7204 * config/rs6000/altivec.md (mulv8hi3): Rename altivec_vmladduhm to
7205 fmav8hi4. (altivec_vmladduhm): Rename to fmav8hi4.
7206 * config/rs6000/rs6000-builtin.def: Rename vmladduhm to fmav8hi4
7208 2017-10-30 Richard Biener <rguenther@suse.de>
7210 PR tree-optimization/82762
7212 2017-10-23 Richard Biener <rguenther@suse.de>
7214 PR tree-optimization/82129
7216 2017-08-01 Richard Biener <rguenther@suse.de>
7218 PR tree-optimization/81181
7219 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
7220 (compute_antic): ... end of iteration here.
7222 2017-10-30 Joseph Myers <joseph@codesourcery.com>
7224 * doc/invoke.texi (C Dialect Options): Document -std=c17,
7225 -std=iso9899:2017 and -std=gnu17.
7226 * doc/standards.texi (C Language): Document C17 support.
7227 * doc/cpp.texi (Overview): Mention -std=c17.
7228 (Standard Predefined Macros): Document C11 and C17 values of
7229 __STDC_VERSION__. Do not refer to C99 support as incomplete.
7230 * doc/extend.texi (Inline): Do not list individual options for
7231 standards newer than C99.
7232 * dwarf2out.c (highest_c_language, gen_compile_unit_die): Handle
7234 * config/rl78/rl78.c (rl78_option_override): Handle "GNU C17"
7237 2017-10-30 Maxim Ostapenko <m.ostapenko@samsung.com>
7239 * asan.c (asan_finish_file): Align asan globals array by shadow
7242 2017-10-30 Jakub Jelinek <jakub@redhat.com>
7245 * gimple-ssa-store-merging.c: Include rtl.h and expr.h.
7246 (struct store_immediate_info): Add bitregion_start and bitregion_end
7248 (store_immediate_info::store_immediate_info): Add brs and bre
7249 arguments and initialize bitregion_{start,end} from those.
7250 (struct merged_store_group): Add bitregion_start, bitregion_end,
7251 align_base and mask fields. Drop unnecessary struct keyword from
7252 struct store_immediate_info. Add do_merge method.
7253 (clear_bit_region_be): Use memset instead of loop storing zeros.
7254 (merged_store_group::do_merge): New method.
7255 (merged_store_group::merge_into): Use do_merge. Allow gaps in between
7256 stores as long as the surrounding bitregions have no gaps.
7257 (merged_store_group::merge_overlapping): Use do_merge.
7258 (merged_store_group::apply_stores): Test that bitregion_{start,end}
7259 is byte aligned, rather than requiring that start and width are
7260 byte aligned. Drop unnecessary struct keyword from
7261 struct store_immediate_info. Allocate and populate also mask array.
7262 Make start of the arrays relative to bitregion_start rather than
7263 start and size them according to bitregion_{end,start} difference.
7264 (struct imm_store_chain_info): Drop unnecessary struct keyword from
7265 struct store_immediate_info.
7266 (pass_store_merging::gate): Punt if BITS_PER_UNIT or CHAR_BIT is not 8.
7267 (pass_store_merging::terminate_all_aliasing_chains): Drop unnecessary
7268 struct keyword from struct store_immediate_info.
7269 (imm_store_chain_info::coalesce_immediate_stores): Allow gaps in
7270 between stores as long as the surrounding bitregions have no gaps.
7272 (struct split_store): Add orig non-static data member.
7273 (split_store::split_store): Initialize orig to false.
7274 (find_constituent_stmts): Return store_immediate_info *, non-NULL
7275 if there is exactly a single original stmt. Change stmts argument
7276 to pointer from reference, if NULL, don't push anything to it. Add
7277 first argument, use it to optimize skipping over orig stmts that
7278 are known to be before bitpos already. Simplify.
7279 (split_group): Return unsigned int count how many stores are or
7280 would be needed rather than a bool. Add allow_unaligned argument.
7281 Change split_stores argument from reference to pointer, if NULL,
7282 only do a dry run computing how many stores would be produced.
7283 Rewritten algorithm to use both alignment and misalign if
7284 !allow_unaligned and handle bitfield stores with gaps.
7285 (imm_store_chain_info::output_merged_store): Set start_byte_pos
7286 from bitregion_start instead of start. Compute allow_unaligned
7287 here, if true, do 2 split_group dry runs to compute which one
7288 produces fewer stores and prefer aligned if equal. Punt if
7289 new count is bigger or equal than original before emitting any
7290 statements, rather than during that. Remove no longer needed
7291 new_ssa_names tracking. Replace num_stmts with
7292 split_stores.length (). Use 32-bit stack allocated entries
7293 in split_stores auto_vec. Try to reuse original store lhs/rhs1
7294 if possible. Handle bitfields with gaps.
7295 (pass_store_merging::execute): Ignore bitsize == 0 stores.
7296 Compute bitregion_{start,end} for the stores and construct
7297 store_immediate_info with that. Formatting fixes.
7299 2017-10-30 Uros Bizjak <ubizjak@gmail.com>
7302 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7303 UNSPEC_DTPOFF and UNSPEC_NTPOFF with SImode immediate offset.
7305 2017-10-29 Jim Wilson <wilson@tuliptree.org>
7307 * gimplify.c: Include tm_p.h.
7309 * common.opt (gcoff): Re-add as ignored option.
7310 (gcoff1, gcoff2, gcoff3): Likewise.
7312 * Makefile.in (OBJS): Delete sdbout.o.
7313 (GTFILES): Delete $(srcdir)/sdbout.c.
7314 * debug.h: Delete sdb_debug_hooks.
7315 * final.c: Delete sdbout.h include.
7316 (final_scan_insn): Delete SDB_DEBUG check.
7317 (rest_of_clean_state): Likewise.
7318 * output.h: Delete sdb_begin_function_line.
7321 * toplev.c: Delete sdbout.h include.
7322 (process_options): Delete SDB_DEBUG check.
7323 * tree-core.h (tree_type_common): Delete pointer field of
7325 * tree.c (copy_node): Clear TYPE_SYMTAB_DIE instead of
7326 TYPE_SYMTAB_POINTER.
7327 * tree.h (TYPE_SYMTAB_POINTER): Delete.
7328 (TYPE_SYMTAB_IS_POINTER): Delete.
7329 (TYPE_SYMTAB_IS_DIE): Renumber.
7330 * xcoffout.c: Refer to former sdbout.c file.
7331 (xcoffout_begin_prologue): Use past tense for sdbout.c reference.
7333 * doc/install.texi (--with-stabs): Delete COFF and ECOFF info.
7334 * doc/invoke.texi (SEEALSO): Delete adb and sdb references.
7335 (Debugging Options): Delete -gcoff.
7336 (-gstabs): Delete SDB reference.
7338 (-gcoff@var{level}): Delete.
7339 * doc/passes.texi (Debugging information output): Delete SDB and
7340 sdbout.c references.
7341 * doc/tm.texi: Regenerate.
7342 * doc/tm.texi.in (DWARF_CIE_DATA_ALIGNMENT): Delete SDB from xref.
7343 (SDB and DWARF): Change node name to DWARF and delete SDB and COFF
7345 (DEBUGGER_AUTO_OFFSET): Delete COFF and SDB references.
7346 (PREFERRED_DEBUGGING_TYPE): Delete SDB_DEBUG and -gcoff references.
7347 (SDB_DEBUGGING_INFO): Delete.
7348 (PUT_SDB_@dots{}, SDB_DELIM, SDB_ALLOW_UNKNOWN_REFERENCES)
7349 SDB_ALLOW_FORWARD_REFERENCES, SDB_OUTPUT_SOURCE_LINE): Delete.
7350 * target.def (output_source_filename): Delete COFF reference.
7352 * common.opt (gcoff): Delete.
7353 (gxcoff+): Update Negative chain.
7354 * defaults.h: Delete all references to SDB_DEBUGGING_INFO and
7356 * dwarf2out.c (gen_array_type_die): Change SDB to debuggers.
7357 * flag-types.h (enum debug_info_type): Delete SDB_DEBUG.
7358 * function.c (number_blocks): Delete SDB_DEBUGGING_INFO, SDB_DEBUG,
7360 (expand_function_start): Change sdb reference to past tense.
7361 (expand_function_end): Change sdb reference to past tense.
7362 * gcc.c (cpp_unique_options): Delete gcoff3 reference.
7363 * opts.c (debug_type_names): Delete coff entry.
7364 (common_handle_option): Delete OPT_gcoff case.
7365 * system.h (SDB_DEBUG, SDB_DEBUGGING_INFO): Poison.
7367 * config/dbxcoff.h (PREFERRED_DEBUGGING_TYPE): Set to DBX_DEBUG.
7368 * config/cris/cris.h: Delete SDB reference in comment.
7369 * config/i386/cygming.h: Don't define SDB_DEBUGGING_INFO.
7370 (ASM_DECLARE_FUNCTION_NAME): Delete SDB reference from comment.
7371 * config/i386/gas.h: Don't define SDB_DEBUGGING_INFO.
7372 * config/i386/i386.c (svr4_dbx_register_map): Change SDB references
7374 (ix86_expand_prologue): Likewise.
7375 * config/i386/winnt.c (i386_pe_start_function): Don't check SDB_DEBUG.
7376 * config/ia64/ia64.h: Likewise.
7377 * config/m68k/m68kelf.h (DBX_REGISTER_NUMBER): Delete SDB reference.
7378 * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Delete gcoff*
7380 * config/mmix/mmix.h: Likewise.
7381 * config/nds32/nds32.c: Likewise.
7382 * config/stormy/storym16.h: Likewise.
7383 * config/visium/visium.h: Likewise.
7384 * config/vx-common.h (SDB_DEBUGGING_INFO): Delete undef.
7386 2017-10-28 Sandra Loosemore <sandra@codesourcery.com>
7388 * config/nios2/nios2.h (FRAME_GROWS_DOWNWARD): Define to 1.
7389 * config/nios2/nios2.c (nios2_initial_elimination_offset): Make
7390 FRAME_POINTER_REGNUM point at high end of local var area.
7392 2017-10-27 Eric Botcazou <ebotcazou@adacore.com>
7394 * bb-reorder.c (find_traces_1_round): Fix off-by-one index.
7395 Move comment around. Do not reset best_edge for a copiable
7396 destination if the copy would cause a partition change.
7397 (better_edge_p): Remove redundant check.
7399 2017-10-27 Uros Bizjak <ubizjak@gmail.com>
7401 * config/i386/i386-protos.h (ix86_fp_compare_mode): Remove prototype.
7403 2017-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7405 * builtins.c (CASE_MATHFN_FLOATN): New helper macro to add cases
7406 for math functions that have _Float<N> and _Float<N>X variants.
7407 (mathfn_built_in_2): Add support for math functions that have
7408 _Float<N> and _Float<N>X variants.
7409 (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro.
7410 (expand_builtin_mathfn_ternary): Add support for fma with
7411 _Float<N> and _Float<N>X variants.
7412 (expand_builtin): Likewise.
7413 (fold_builtin_3): Likewise.
7414 * builtins.def (DEF_EXT_LIB_FLOATN_NX_BUILTINS): New macro to
7415 create math function _Float<N> and _Float<N>X variants as external
7417 (BUILT_IN_COPYSIGN _Float<N> and _Float<N>X variants) Use
7418 DEF_EXT_LIB_FLOATN_NX_BUILTINS to make built-in functions using
7419 the __builtin_ prefix and if not strict ansi, without the prefix.
7420 (BUILT_IN_FABS _Float<N> and _Float<N>X variants): Likewise.
7421 (BUILT_IN_FMA _Float<N> and _Float<N>X variants): Likewise.
7422 (BUILT_IN_FMAX _Float<N> and _Float<N>X variants): Likewise.
7423 (BUILT_IN_FMIN _Float<N> and _Float<N>X variants): Likewise.
7424 (BUILT_IN_NAN _Float<N> and _Float<N>X variants): Likewise.
7425 (BUILT_IN_SQRT _Float<N> and _Float<N>X variants): Likewise.
7426 * builtin-types.def (BT_FN_FLOAT16_FLOAT16_FLOAT16_FLOAT16): New
7427 function signatures for fma _Float<N> and _Float<N>X variants.
7428 (BT_FN_FLOAT32_FLOAT32_FLOAT32_FLOAT32): Likewise.
7429 (BT_FN_FLOAT64_FLOAT64_FLOAT64_FLOAT64): Likewise.
7430 (BT_FN_FLOAT128_FLOAT128_FLOAT128_FLOAT128): Likewise.
7431 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X_FLOAT32X): Likewise.
7432 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X_FLOAT64X): Likewise.
7433 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X_FLOAT128X): Likewise.
7434 * gencfn-macros.c (print_case_cfn): Add support for math functions
7435 that have _Float<N> and _Float<N>X variants.
7436 (print_define_operator_list): Likewise.
7437 (fltfn_suffixes): Likewise.
7439 * internal-fn.def (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro
7440 for math functions that have _Float<N> and _Float<N>X variants.
7441 (SQRT): Add support for sqrt, copysign, fmin and fmax _Float<N>
7442 and _Float<N>X variants.
7443 (COPYSIGN): Likewise.
7446 * fold-const.c (tree_call_nonnegative_warnv_p): Add support for
7447 copysign, fma, fmax, fmin, and sqrt _Float<N> and _Float<N>X
7449 (integer_valued_read_call_p): Likewise.
7450 * fold-const-call.c (fold_const_call_ss): Likewise.
7451 (fold_const_call_sss): Add support for copysign, fmin, and fmax
7452 _Float<N> and _Float<N>X variants.
7453 (fold_const_call_ssss): Add support for fma _Float<N> and
7454 _Float<N>X variants.
7455 * gimple-ssa-backprop.c (backprop::process_builtin_call_use): Add
7456 support for copysign and fma _Float<N> and _Float<N>X variants.
7457 (backprop::process_builtin_call_use): Likewise.
7458 * tree-call-cdce.c (can_test_argument_range); Add support for
7459 sqrt _Float<N> and _Float<N>X variants.
7460 (edom_only_function): Likewise.
7461 (get_no_error_domain): Likewise.
7462 * tree-ssa-math-opts.c (internal_fn_reciprocal): Likewise.
7463 * tree-ssa-reassoc.c (attempt_builtin_copysign): Add support for
7464 copysign _Float<N> and _Float<N>X variants.
7465 * config/rs6000/rs6000-builtin.def (SQRTF128): Delete, this is now
7466 handled by machine independent code.
7467 (FMAF128): Likewise.
7468 * doc/cpp.texi (Common Predefined Macros): Document defining
7469 __FP_FAST_FMAF<N> and __FP_FAST_FMAF<N>X if the backend supports
7470 fma _Float<N> and _Float<N>X variants.
7472 2017-10-27 Uros Bizjak <ubizjak@gmail.com>
7475 * config/i386/i386-modes.def (CCFPU): Remove definition.
7476 * config/i386/i386.c (put_condition_mode): Remove CCFPU mode handling.
7477 (ix86_cc_modes_compatible): Ditto.
7478 (ix86_expand_carry_flag_compare): Ditto.
7479 (ix86_expand_int_movcc): Ditto.
7480 (ix86_expand_int_addcc): Ditto.
7481 (ix86_reverse_condition): Ditto.
7482 (ix86_unordered_fp_compare): Rename from ix86_fp_compare_mode.
7483 Return true/false for unordered/ordered fp comparisons.
7484 (ix86_cc_mode): Always return CCFPmode for float mode comparisons.
7485 (ix86_prepare_fp_compare_args): Update for rename.
7486 (ix86_expand_fp_compare): Update for rename. Generate unordered
7487 compare RTXes wrapped with UNSPEC_NOTRAP unspec.
7488 (ix86_expand_sse_compare_and_jump): Ditto.
7489 * config/i386/predicates.md (fcmov_comparison_operator):
7490 Remove CCFPU mode handling.
7491 (ix86_comparison_operator): Ditto.
7492 (ix86_carry_flag_operator): Ditto.
7493 * config/i386/i386.md (UNSPEC_NOTRAP): New unspec.
7494 (*cmpu<mode>_i387): Wrap compare RTX with UNSPEC_NOTRAP unspec.
7495 (*cmpu<mode>_cc_i387): Ditto.
7496 (FPCMP): Remove mode iterator.
7497 (unord): Remove mode attribute.
7498 (unord_subst): New define_subst transformation
7499 (unord): New define_subst attribute.
7501 (*cmpi<unord><MODEF:mode>): Rewrite using unord_subst transformation.
7502 (*cmpi<unord>xf_i387): Ditto.
7503 * config/i386/sse.md (<sse>_<unord>comi<round_saeonly_name>): Merge
7504 from <sse>_comi<round_saeonly_name> and <sse>_ucomi<round_saeonly_name>
7505 using unord_subst transformation.
7506 * config/i386/subst.md (SUBST_A): Remove CCFP and CCFPU modes.
7507 (round_saeonly): Also handle CCFP mode.
7508 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_NOTRAP unspec.
7509 Remove UNSPEC_SAHF unspec handling.
7511 2017-10-27 Jan Hubicka <hubicka@ucw.cz>
7513 * x86-tune.def (X86_TUNE_INTER_UNIT_MOVES_TO_VEC): Disable for Zen.
7515 2017-10-27 Jeff Law <law@redhat.com>
7517 * gimple-ssa-sprintf.c: Include domwalk.h.
7518 (class sprintf_dom_walker): New class, derived from dom_walker.
7519 (sprintf_dom_walker::before_dom_children): New function.
7520 (struct call_info): Moved into sprintf_dom_walker class
7521 (compute_formath_length, handle_gimple_call): Likewise.
7522 (sprintf_length::execute): Call the dominator walker rather
7523 than walking the statements.
7525 * tree-vrp.c (check_all_array_refs): Do not use wi->info to smuggle
7526 gimple statement locations.
7527 (check_array_bounds): Corresponding changes. Get the statement's
7528 location directly from wi->stmt.
7530 2017-10-27 Palmer Dabbelt <palmer@dabbelt.com>
7533 * doc/invoke.texi (RISC-V) <-mabi>: Correct and improve.
7535 2017-10-27 Jan Hubicka <hubicka@ucw.cz>
7537 * config/i386/x86-tune.def (X86_TUNE_PARTIAL_REG_DEPENDENCY,
7538 X86_TUNE_MOVX): Disable for Haswell and newer CPUs.
7540 2017-10-27 Jakub Jelinek <jakub@redhat.com>
7543 * config/i386/i386-protos.h (maybe_get_pool_constant): Removed.
7544 * config/i386/i386.c (maybe_get_pool_constant): Removed.
7545 (ix86_split_to_parts): Use avoid_constant_pool_reference instead of
7546 maybe_get_pool_constant.
7547 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7550 2017-10-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7552 * doc/install.texi (Specific, i?86-*-solaris2.10): Simplify gas
7553 2.26 caveat. Update gas and gld versions.
7554 (Specific, *-*-solaris2*): Update binutils version. Remove caveat
7557 2017-10-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7559 * cgraph.h (set_malloc_flag): Declare.
7560 * cgraph.c (set_malloc_flag_1): New function.
7561 (set_malloc_flag): Likewise.
7562 * ipa-fnsummary.h (ipa_call_summary): Add new field is_return_callee.
7563 * ipa-fnsummary.c (ipa_call_summary::reset): Set is_return_callee to
7565 (read_ipa_call_summary): Add support for reading is_return_callee.
7566 (write_ipa_call_summary): Stream is_return_callee.
7567 * ipa-inline.c (ipa_inline): Remove call to ipa_free_fn_summary.
7568 * ipa-pure-const.c: Add headers ssa.h, alloc-pool.h, symbol-summary.h,
7569 ipa-prop.h, ipa-fnsummary.h.
7570 (pure_const_names): Change to static.
7571 (malloc_state_e): Define.
7572 (malloc_state_names): Define.
7573 (funct_state_d): Add field malloc_state.
7574 (varying_state): Set malloc_state to STATE_MALLOC_BOTTOM.
7575 (check_retval_uses): New function.
7576 (malloc_candidate_p): Likewise.
7577 (analyze_function): Add support for malloc attribute.
7578 (pure_const_write_summary): Stream malloc_state.
7579 (pure_const_read_summary): Add support for reading malloc_state.
7580 (dump_malloc_lattice): New function.
7581 (propagate_malloc): New function.
7582 (warn_function_malloc): New function.
7583 (ipa_pure_const::execute): Call propagate_malloc and
7584 ipa_free_fn_summary.
7585 (pass_local_pure_const::execute): Add support for malloc attribute.
7586 * ssa-iterators.h (RETURN_FROM_IMM_USE_STMT): New macro.
7587 * doc/invoke.texi: Document Wsuggest-attribute=malloc.
7589 2017-10-27 Martin Liska <mliska@suse.cz>
7591 PR gcov-profile/82457
7592 * doc/invoke.texi: Document that one needs a non-strict ISO mode
7593 for fork-like functions to be properly instrumented.
7595 2017-10-27 Richard Biener <rguenther@suse.de>
7598 * tree-eh.c (pass_lower_eh_dispatch::execute): Free dominator
7599 info when we redirected EH.
7601 2017-10-26 Michael Collison <michael.collison@arm.com>
7603 * config/aarch64/aarch64.md(<optab>_trunc><vf><GPI:mode>2):
7605 (<optab>_trunchf<GPI:mode>2: New pattern.
7606 (<optab>_trunc<vgp><GPI:mode>2: New pattern.
7607 * config/aarch64/iterators.md (wv): New mode attribute.
7608 (vf, VF): New mode attributes.
7609 (vgp, VGP): New mode attributes.
7610 (s): Update attribute with SImode and DImode prefixes.
7612 2017-10-26 Sandra Loosemore <sandra@codesourcery.com>
7614 * config/nios2/constraints.md ("S"): Match r0rel_constant_p too.
7615 * config/nios2/nios2-protos.h (r0rel_constant_p): Declare.
7616 * config/nios2/nios2.c: (nios2_r0rel_sec_regex): New.
7617 (nios2_option_overide): Initialize it. Don't allow R0-relative
7618 addressing with PIC.
7619 (nios2_rtx_costs): Handle r0rel_constant_p like gprel_constant_p.
7620 (nios2_symbolic_constant_p): Likewise.
7621 (nios2_legitimate_address_p): Likewise.
7622 (nios2_r0rel_section_name_p): New.
7623 (nios2_symbol_ref_in_r0rel_data_p): New.
7624 (nios2_emit_move_sequence): Handle r0rel_constant_p.
7625 (r0rel_constant_p): New.
7626 (nios2_print_operand_address): Handle r0rel_constant_p.
7627 (nios2_cdx_narrow_form_p): Likewise.
7628 * config/nios2/nios2.opt (mr0rel-sec=): New option.
7629 * doc/invoke.texi (Option Summary): Add -mr0rel-sec.
7630 (Nios II Options): Document -mr0rel-sec.
7632 2017-10-26 Sandra Loosemore <sandra@codesourcery.com>
7634 * config/nios2/nios2.c: Include xregex.h.
7635 (nios2_gprel_sec_regex): New.
7636 (nios2_option_overide): Initialize it. Don't allow GP-relative
7637 addressing with PIC.
7638 (nios2_small_section_name_p): Check for regex match.
7639 * config/nios2/nios2.opt (mgprel-sec=): New option.
7640 * doc/invoke.texi (Option Summary): Add -mgprel-sec.
7641 (Nios II Options): Document -mgprel-sec.
7643 2017-10-26 Jim Wilson <wilson@tuliptree.org>
7645 * doc/invoke.texi (-fdebug-prefix-map): Expand documentation.
7647 2017-10-26 Tom de Vries <tom@codesourcery.com>
7649 PR tree-optimization/82707
7650 * gimple.c (gimple_copy): Fix unsharing of
7651 GIMPLE_OMP_{SINGLE,TARGET,TEAMS}.
7653 2017-10-26 Olga Makhotina <olga.makhotina@intel.com>
7655 * config/i386/avx512fintrin.h (_mm512_cmpeq_pd_mask,
7656 _mm512_cmple_pd_mask, _mm512_cmplt_pd_mask,
7657 _mm512_cmpneq_pd_mask, _mm512_cmpnle_pd_mask,
7658 _mm512_cmpnlt_pd_mask, _mm512_cmpord_pd_mask,
7659 _mm512_cmpunord_pd_mask, _mm512_mask_cmpeq_pd_mask,
7660 _mm512_mask_cmple_pd_mask, _mm512_mask_cmplt_pd_mask,
7661 _mm512_mask_cmpneq_pd_mask, _mm512_mask_cmpnle_pd_mask,
7662 _mm512_mask_cmpnlt_pd_mask, _mm512_mask_cmpord_pd_mask,
7663 _mm512_mask_cmpunord_pd_mask, _mm512_cmpeq_ps_mask,
7664 _mm512_cmple_ps_mask, _mm512_cmplt_ps_mask,
7665 _mm512_cmpneq_ps_mask, _mm512_cmpnle_ps_mask,
7666 _mm512_cmpnlt_ps_mask, _mm512_cmpord_ps_mask,
7667 _mm512_cmpunord_ps_mask, _mm512_mask_cmpeq_ps_mask,
7668 _mm512_mask_cmple_ps_mask, _mm512_mask_cmplt_ps_mask,
7669 _mm512_mask_cmpneq_ps_mask, _mm512_mask_cmpnle_ps_mask,
7670 _mm512_mask_cmpnlt_ps_mask, _mm512_mask_cmpord_ps_mask,
7671 _mm512_mask_cmpunord_ps_mask): New intrinsics.
7673 2017-10-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7675 * config/rs6000/aix.h (TARGET_IEEEQUAD_DEFAULT): Set long double
7677 * config/rs6000/darwin.h (TARGET_IEEEQUAD_DEFAULT): Likewise.
7678 * config/rs6000/rs6000.opt (-mabi=ieeelongdouble): Move the
7679 warning to rs6000.c. Remove the Undocumented flag, since it has
7681 (-mabi=ibmlongdouble): Likewise.
7682 * config/rs6000/rs6000.c (TARGET_IEEEQUAD_DEFAULT): If it is not
7683 already set, set the default format for long double.
7684 (rs6000_debug_reg_global): Print whether long double is IBM or
7686 (rs6000_option_override_internal): Rework setting long double
7687 format. Only warn if the user is changing the long double default
7688 and they did not use -Wno-psabi.
7689 * doc/invoke.texi (PowerPC options): Update the documentation for
7690 -mabi=ieeelongdouble and -mabi=ibmlongdouble.
7692 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
7693 Alan Hayward <alan.hayward@arm.com>
7694 David Sherwood <david.sherwood@arm.com>
7696 * rtl.h (wider_subreg_mode): New function.
7697 * ira.h (ira_sort_regnos_for_alter_reg): Take a machine_mode *
7698 rather than an unsigned int *.
7699 * ira-color.c (regno_max_ref_width): Replace with...
7700 (regno_max_ref_mode): ...this new variable.
7701 (coalesced_pseudo_reg_slot_compare): Update accordingly.
7702 Use wider_subreg_mode.
7703 (ira_sort_regnos_for_alter_reg): Likewise. Take a machine_mode *
7704 rather than an unsigned int *.
7705 * lra-constraints.c (uses_hard_regs_p): Use wider_subreg_mode.
7706 (process_alt_operands): Likewise.
7707 (invariant_p): Likewise.
7708 * lra-spills.c (assign_mem_slot): Likewise.
7709 (add_pseudo_to_slot): Likewise.
7710 * lra.c (collect_non_operand_hard_regs): Likewise.
7711 (add_regs_to_insn_regno_info): Likewise.
7712 * reload1.c (regno_max_ref_width): Replace with...
7713 (regno_max_ref_mode): ...this new variable.
7714 (reload): Update accordingly. Update call to
7715 ira_sort_regnos_for_alter_reg.
7716 (alter_reg): Update to use regno_max_ref_mode. Call wider_subreg_mode.
7717 (init_eliminable_invariants): Update to use regno_max_ref_mode.
7718 (scan_paradoxical_subregs): Likewise.
7720 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
7722 * config/aarch64/aarch64.h (EXIT_IGNORE_STACK): Set if alloca is used.
7723 (aarch64_frame): Add emit_frame_chain boolean.
7724 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
7725 Move eh_return case to aarch64_layout_frame.
7726 (aarch64_layout_frame): Initialize emit_frame_chain.
7727 (aarch64_expand_prologue): Use emit_frame_chain.
7729 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
7731 * config/aarch64/aarch64.c (aarch64_layout_frame):
7732 Ensure LR is always stored at the bottom of the callee-saves.
7733 Remove rarely used frame layout which saves callee-saves at top of
7734 frame, so the store of LR can be used as a valid probe in all cases.
7736 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
7738 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
7739 Improve unaligned TImode/TFmode base/offset split.
7741 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
7742 Alan Hayward <alan.hayward@arm.com>
7743 David Sherwood <david.sherwood@arm.com>
7745 * caller-save.c (mark_referenced_regs): Use read_modify_subreg_p.
7746 * combine.c (find_single_use_1): Likewise.
7747 (expand_field_assignment): Likewise.
7748 (move_deaths): Likewise.
7749 * lra-constraints.c (simplify_operand_subreg): Likewise.
7750 (curr_insn_transform): Likewise.
7751 * lra.c (collect_non_operand_hard_regs): Likewise.
7752 (add_regs_to_insn_regno_info): Likewise.
7753 * rtlanal.c (reg_referenced_p): Likewise.
7754 (covers_regno_no_parallel_p): Likewise.
7756 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
7758 * wide-int-print.cc (print_hex): Loop based on extract_uhwi.
7759 Don't print any bits outside the precision of the value.
7760 * wide-int.cc (test_printing): Add some new tests.
7762 2017-10-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7764 * configure.ac (gcc_cv_as_ix86_xbrace_comment): Check if assembler
7765 supports -xbrace_comment option.
7766 * configure: Regenerate.
7767 * config.in: Regenerate.
7768 * config/i386/sol2.h (ASM_XBRACE_COMMENT_SPEC): Define.
7769 (ASM_CPU_SPEC): Use it.
7771 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
7773 * target.def (static_rtx_alignment): New hook.
7774 * targhooks.h (default_static_rtx_alignment): Declare.
7775 * targhooks.c (default_static_rtx_alignment): New function.
7776 * doc/tm.texi.in (TARGET_STATIC_RTX_ALIGNMENT): New hook.
7777 * doc/tm.texi: Regenerate.
7778 * varasm.c (force_const_mem): Use targetm.static_rtx_alignment
7779 instead of targetm.constant_alignment. Remove call to
7781 * config/cris/cris.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
7782 (cris_preferred_mininum_alignment): New function, split out from...
7783 (cris_constant_alignment): ...here.
7784 (cris_static_rtx_alignment): New function.
7785 * config/i386/i386.c (ix86_static_rtx_alignment): New function,
7787 (ix86_constant_alignment): ...here.
7788 (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
7789 * config/mmix/mmix.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
7790 (mmix_static_rtx_alignment): New function.
7791 * config/spu/spu.c (spu_static_rtx_alignment): New function.
7792 (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
7794 2017-10-26 Tamar Christina <tamar.christina@arm.com>
7797 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2):
7798 Add flag_trapping_math and flag_fp_int_builtin_inexact.
7800 2017-10-25 Palmer Dabbelt <palmer@dabbelt.com>
7802 * config/riscv/riscv.md (ZERO_EXTEND_LOAD): Define.
7803 * config/riscv/pic.md (local_pic_load): Rename to local_pic_load_s,
7804 mark as a sign-extending load.
7805 (local_pic_load_u): Define.
7807 2017-10-25 Eric Botcazou <ebotcazou@adacore.com>
7810 * fold-const.c (operand_equal_for_comparison_p): Also return true
7811 if ARG0 is a simple variant of ARG1 with narrower precision.
7812 (fold_ternary_loc): Always pass unstripped operands to the predicate.
7814 2017-10-25 Jan Hubicka <hubicka@ucw.cz>
7816 * i386.c (ix86_builtin_vectorization_cost): Compute scatter/gather
7818 * i386.h (processor_costs): Add gather_static, gather_per_elt,
7819 scatter_static, scatter_per_elt.
7820 * x86-tune-costs.h: Add new cost entries.
7822 2017-10-25 Richard Biener <rguenther@suse.de>
7824 * tree-ssa-sccvn.h (vn_eliminate): Declare.
7825 * tree-ssa-pre.c (class eliminate_dom_walker, eliminate,
7826 class pass_fre): Move to ...
7827 * tree-ssa-sccvn.c (class eliminate_dom_walker, vn_eliminate,
7828 class pass_fre): ... here and adjust for statistics.
7830 2017-10-25 Jakub Jelinek <jakub@redhat.com>
7833 * attribs.c (attribute_value_equal): Use omp_declare_simd_clauses_equal
7834 for comparison of OMP_CLAUSEs regardless of flag_openmp{,_simd}.
7835 (duplicate_one_attribute, copy_attributes_to_builtin): New functions.
7836 * attribs.h (duplicate_one_attribute, copy_attributes_to_builtin): New
7839 2017-10-25 Richard Biener <rguenther@suse.de>
7841 * tree-ssa-pre.c (need_eh_cleanup, need_ab_cleanup, el_to_remove,
7842 el_to_fixup, el_todo, el_avail, el_avail_stack, eliminate_avail,
7843 eliminate_push_avail, eliminate_insert): Move inside...
7844 (class eliminate_dom_walker): ... this class in preparation
7846 (fini_eliminate): Remove by merging with ...
7847 (eliminate): ... this function. Adjust for class changes.
7848 (pass_pre::execute): Remove fini_eliminate call.
7849 (pass_fre::execute): Likewise.
7851 2017-10-24 Jakub Jelinek <jakub@redhat.com>
7854 * config/i386/sse.md (UNSPEC_VPERMI2, UNSPEC_VPERMI2_MASK): Remove.
7855 (VPERMI2, VPERMI2I): New mode iterators.
7856 (<avx512>_vpermi2var<mode>3_maskz): Remove 3 define_expand patterns.
7857 (<avx512>_vpermi2var<mode>3<sd_maskz_name>): Remove 3 define_insn
7859 (<avx512>_vpermi2var<mode>3_mask): New define_expand using VPERMI2
7860 mode iterator. Remove 3 old define_insn patterns.
7861 (*<avx512>_vpermi2var<mode>3_mask): 2 new define_insn patterns.
7862 (<avx512>_vpermt2var<mode>3_maskz): Adjust 1 define_expand to use
7863 VPERMI2 mode iterator, remove the other two expanders.
7864 (<avx512>_vpermt2var<mode>3<sd_maskz_name>): Adjust 1 define_insn
7865 to use VPERMI2 mode iterator, add another alternative for vpermi2*
7866 instructions, remove the other two patterns.
7867 (<avx512>_vpermt2var<mode>3_mask): Adjust 1 define_insn to use VPERMI2
7868 mode iterator, remove the other two patterns.
7869 * config/i386/i386.c (ix86_expand_vec_perm_vpermi2): Renamed to ...
7870 (ix86_expand_vec_perm_vpermt2): ... this. Swap mask and op0
7871 arguments, use gen_*vpermt2* expanders instead of gen_*vpermi2*
7872 and adjust argument order accordingly.
7873 (ix86_expand_vec_perm): Adjust caller.
7874 (expand_vec_perm_1): Likewise.
7875 (expand_vec_perm_vpermi2_vpshub2): Rename to ...
7876 (expand_vec_perm_vpermt2_vpshub2): ... this.
7877 (ix86_expand_vec_perm_const_1): Adjust caller.
7878 (ix86_vectorize_vec_perm_const_ok): Adjust comments.
7881 * config/i386/sse.md (VIMAX_AVX2): Remove V4TImode.
7882 (VIMAX_AVX2_AVX512BW, VIMAX_AVX512VL): New mode iterators.
7883 (vec_shl_<mode>): Remove unused expander.
7884 (avx512bw_<shift_insn><mode>3): New define_insn.
7885 (<sse2_avx2>_ashl<mode>3, <sse2_avx2>_lshr<mode>3): Replaced by ...
7886 (<sse2_avx2>_<shift_insn><mode>3): ... this. New define_insn.
7888 2017-10-24 Paolo Carlini <paolo.carlini@oracle.com>
7891 * doc/invoke.texi ([Wbuiltin-declaration-mismatch]): Extend
7894 2017-10-24 Wilco Dijkstra <wdijkstr@arm.com>
7896 PR rtl-optimization/82396
7897 * gcc/haifa-sched.c (ready_sort_real): Remove qsort workaround.
7898 (autopref_multipass_init): Simplify initialization.
7899 (autopref_rank_data): Simplify sort order.
7900 * gcc/sched-int.h (autopref_multipass_data_): Remove
7901 multi_mem_insn_p, min_offset and max_offset.
7903 2017-10-24 Wilco Dijkstra <wdijkstr@arm.com>
7906 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
7907 Check special value of flag_omit_frame_pointer.
7908 (aarch64_can_eliminate): Likewise.
7909 (aarch64_override_options_after_change_1): Simplify handling of
7910 -fomit-frame-pointer and -fomit-leaf-frame-pointer.
7912 2017-10-24 Richard Biener <rguenther@suse.de>
7914 PR tree-optimization/82697
7915 * tree-ssa-phiopt.c (cond_store_replacement): Use alias-set
7916 zero for conditional load and unconditional store.
7918 2017-10-24 H.J. Lu <hongjiu.lu@intel.com>
7920 * doc/install.texi: Document bootstrap-cet.
7922 2017-10-24 H.J. Lu <hongjiu.lu@intel.com>
7925 * config/i386/i386.c (rest_of_insert_endbranch): Don't insert
7926 ENDBR instruction at function entrance if function is only
7929 2017-10-24 Jakub Jelinek <jakub@redhat.com>
7932 * config/i386/i386.md (addcarry<mode>, subborrow<mode>): Change
7933 patterns to better describe from which operation the CF is computed.
7934 (addcarry<mode>_0, subborrow<mode>_0): New patterns.
7935 * config/i386/i386.c (ix86_expand_builtin) <case handlecarry>: Pass
7936 one LTU with [DT]Imode and another one with [SD]Imode. If arg0
7937 is 0, use _0 suffixed expanders instead of emitting a comparison
7940 2017-10-06 Sergey Shalnov <Sergey.Shalnov@intel.com>
7942 * config/i386/i386.md(*movsf_internal, *movdf_internal):
7943 Avoid 512-bit AVX modes for TARGET_PREFER_AVX256.
7945 2017-10-24 Eric Botcazou <ebotcazou@adacore.com>
7948 * tree-outof-ssa.h (always_initialized_rtx_for_ssa_name_p): Delete.
7949 * expr.c (expand_expr_real_1) <expand_decl_rtl>: Revert latest change.
7950 * loop-iv.c (iv_get_reaching_def): Likewise.
7951 * cfgexpand.c (expand_one_ssa_partition): Initialize the RTX if the
7952 variable is promoted and the partition contains undefined values.
7954 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
7956 * config/nios2/nios2.c (nios2_rtx_costs): Make costs better
7958 (nios2_address_cost): Define.
7959 (nios2_legitimize_address): Recognize (exp + constant) directly.
7960 (TARGET_ADDRESS_COST): Define.
7962 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
7964 * config/nios2/nios2-protos.h (nios2_large_constant_p): Declare.
7965 (nios2_symbolic_memory_operand_p): Declare.
7966 (nios2_split_large_constant): Declare.
7967 (nios2_split_symbolic_memory_operand): Declare.
7968 * config/nios2/nios2.c: Adjust includes.
7969 (nios2_symbolic_constant_allowed): New.
7970 (nios2_symbolic_constant_p): New.
7971 (nios2_plus_symbolic_constant_p): New.
7972 (nios2_valid_addr_expr_p): Recognize addresses involving
7974 (nios2_legitimate_address_p): Likewise, also LO_SUM.
7975 (nios2_symbolic_memory_operand_p): New.
7976 (nios2_large_constant_p): New.
7977 (nios2_split_large_constant): New.
7978 (nios2_split_plus_large_constant): New.
7979 (nios2_split_symbolic_memory_operand): New.
7980 (nios2_legitimize_address): Code refactoring. Handle addresses
7981 involving symbolic constants.
7982 (nios2_emit_move_sequence): Likewise.
7983 (nios2_print_operand): Improve error output.
7984 (nios2_print_operand_address): Handle LO_SUM.
7985 (nios2_cdx_narrow_form_p): Likewise.
7986 * config/nios2/nios2.md (movqi_internal): Add splitter for memory
7987 operands involving symbolic constants.
7988 (movhi_internal, movsi_internal): Likewise.
7989 (zero_extendhisi2, zero_extendqi<mode>2): Likewise.
7990 (extendhisi2, extendqi<mode>2): Likewise.
7992 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
7994 * tree-pass.h (PROP_rtl_split_insns): Define.
7995 * recog.c (pass_data_split_all_insns): Provide PROP_rtl_split_insns.
7997 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
7999 * config/nios2/nios2.c (TARGET_LRA_P): Don't override.
8001 2017-10-23 Jakub Jelinek <jakub@redhat.com>
8004 * target.def (const_not_ok_for_debug_p): Default to
8005 default_const_not_ok_for_debug_p instead of hook_bool_rtx_false.
8006 * targhooks.h (default_const_not_ok_for_debug_p): New declaration.
8007 * targhooks.c (default_const_not_ok_for_debug_p): New function.
8008 * dwarf2out.c (const_ok_for_output_1): Only reject UNSPECs for
8009 which targetm.const_not_ok_for_debug_p returned true.
8010 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Return true
8012 * config/powerpcspe/powerpcspe.c (rs6000_const_not_ok_for_debug_p):
8014 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): Likewise.
8015 * config/i386/i386.c (ix86_delegitimize_address_1): Don't delegitimize
8016 UNSPEC_GOTOFF with addend into addend - _GLOBAL_OFFSET_TABLE_ + symbol
8018 (ix86_const_not_ok_for_debug_p): New function.
8019 (i386_asm_output_addr_const_extra): Handle UNSPEC_GOTOFF.
8020 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
8022 2017-10-23 David Malcolm <dmalcolm@redhat.com>
8025 * system.h: Conditionally include "unique-ptr.h" if
8026 INCLUDE_UNIQUE_PTR is defined.
8027 * unique-ptr-tests.cc: Remove include of "unique-ptr.h" in favor
8028 of defining INCLUDE_UNIQUE_PTR before including "system.h".
8030 2017-10-23 Sebastian Perta <sebastian.perta@renesas.com>
8032 * config/rl78/rl78.md: New define_expand "subdi3".
8034 2017-10-23 H.J. Lu <hongjiu.lu@intel.com>
8037 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Skip
8038 DF_REF_INSN if DF_REF_INSN_INFO is false.
8040 2017-10-23 Jan Hubicka <hubicka@ucw.cz>
8042 * i386.c (dimode_scalar_chain::compute_convert_gain): Use
8043 xmm_move instead of sse_move.
8044 (sse_store_index): New function.
8045 (ix86_register_move_cost): Be more sensible about mismatch stall;
8046 model AVX moves correctly; make difference between sse->integer and
8048 (ix86_builtin_vectorization_cost): Model correctly aligned and unaligned
8049 moves; make difference between SSE and AVX.
8050 * i386.h (processor_costs): Remove sse_move; add xmm_move, ymm_move
8051 and zmm_move. Increase size of sse load and store tables;
8052 add unaligned load and store tables; add ssemmx_to_integer.
8053 * x86-tune-costs.h: Update all entries according to real
8054 move latencies from Agner Fog's manual and chip documentation.
8056 2017-10-23 Jakub Jelinek <jakub@redhat.com>
8059 * config/i386/predicates.md (x86_64_dwzext_immediate_operand): New.
8060 * config/i386/constraints.md (Wf): New constraint.
8061 * config/i386/i386.md (UNSPEC_SBB): New unspec.
8062 (cmp<dwi>_doubleword): Removed.
8063 (sub<mode>3_carry_ccc, *sub<mode>3_carry_ccc_1): New patterns.
8064 (sub<mode>3_carry_ccgz): Use unspec instead of compare.
8065 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>: Don't
8066 expand with cmp<dwi>_doubleword. For LTU and GEU use
8067 sub<mode>3_carry_ccc instead of sub<mode>3_carry_ccgz and use CCCmode.
8069 * common.opt (gcolumn-info): Enable by default.
8070 * doc/invoke.texi (gcolumn-info): Document new default.
8072 2017-10-23 Richard Biener <rguenther@suse.de>
8074 PR tree-optimization/82672
8075 * graphite-isl-ast-to-gimple.c (graphite_copy_stmts_from_block):
8076 Fold the stmt if we propagated into it.
8078 2017-10-23 Richard Biener <rguenther@suse.de>
8080 * tree-ssa-pre.c (bitmap_remove_from_set): Rename to...
8081 (bitmap_remove_expr_from_set): ... this. All callers call this
8082 for non-constant values.
8083 (bitmap_set_subtract): Rename to...
8084 (bitmap_set_subtract_expressions): ... this. Adjust and
8086 (bitmap_set_contains_value): Remove superfluous check.
8087 (bitmap_set_replace_value): Inline into single caller ...
8088 (bitmap_value_replace_in_set): ... here and simplify.
8089 (dependent_clean): Merge into ...
8090 (clean): ... this using an overload. Adjust.
8091 (prune_clobbered_mems): Adjust.
8092 (compute_antic_aux): Likewise.
8093 (compute_partial_antic_aux): Likewise.
8095 2017-10-23 Richard Biener <rguenther@suse.de>
8097 PR tree-optimization/82129
8099 2017-08-01 Richard Biener <rguenther@suse.de>
8101 PR tree-optimization/81181
8102 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
8103 (compute_antic): ... end of iteration here.
8105 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8107 * target.def (starting_frame_offset): New hook.
8108 * doc/tm.texi (STARTING_FRAME_OFFSET): Remove in favor of...
8109 (TARGET_STARTING_FRAME_OFFSET): ...this new hook.
8110 * doc/tm.texi.in: Regenerate.
8111 * hooks.h (hook_hwi_void_0): Declare.
8112 * hooks.c (hook_hwi_void_0): New function.
8113 * doc/rtl.texi: Refer to TARGET_STARTING_FRAME_OFFSET instead of
8114 STARTING_FRAME_OFFSET.
8115 * builtins.c (expand_builtin_setjmp_receiver): Likewise.
8116 * reload1.c (reload): Likewise.
8117 * cfgexpand.c (expand_used_vars): Use targetm.starting_frame_offset
8118 instead of STARTING_FRAME_OFFSET.
8119 * function.c (try_fit_stack_local): Likewise.
8120 (assign_stack_local_1): Likewise
8121 (instantiate_virtual_regs): Likewise.
8122 * rtlanal.c (rtx_addr_can_trap_p_1): Likewise.
8123 * config/avr/avr.md (nonlocal_goto_receiver): Likewise.
8124 * config/aarch64/aarch64.h (STARTING_FRAME_OFFSET): Delete.
8125 * config/alpha/alpha.h (STARTING_FRAME_OFFSET): Likewise.
8126 * config/arc/arc.h (STARTING_FRAME_OFFSET): Likewise.
8127 * config/arm/arm.h (STARTING_FRAME_OFFSET): Likewise.
8128 * config/bfin/bfin.h (STARTING_FRAME_OFFSET): Likewise.
8129 * config/c6x/c6x.h (STARTING_FRAME_OFFSET): Likewise.
8130 * config/cr16/cr16.h (STARTING_FRAME_OFFSET): Likewise.
8131 * config/cris/cris.h (STARTING_FRAME_OFFSET): Likewise.
8132 * config/fr30/fr30.h (STARTING_FRAME_OFFSET): Likewise.
8133 * config/frv/frv.h (STARTING_FRAME_OFFSET): Likewise.
8134 * config/ft32/ft32.h (STARTING_FRAME_OFFSET): Likewise.
8135 * config/h8300/h8300.h (STARTING_FRAME_OFFSET): Likewise.
8136 * config/i386/i386.h (STARTING_FRAME_OFFSET): Likewise.
8137 * config/ia64/ia64.h (STARTING_FRAME_OFFSET): Likewise.
8138 * config/m32c/m32c.h (STARTING_FRAME_OFFSET): Likewise.
8139 * config/m68k/m68k.h (STARTING_FRAME_OFFSET): Likewise.
8140 * config/mcore/mcore.h (STARTING_FRAME_OFFSET): Likewise.
8141 * config/mn10300/mn10300.h (STARTING_FRAME_OFFSET): Likewise.
8142 * config/moxie/moxie.h (STARTING_FRAME_OFFSET): Likewise.
8143 * config/msp430/msp430.h (STARTING_FRAME_OFFSET): Likewise.
8144 * config/nds32/nds32.h (STARTING_FRAME_OFFSET): Likewise.
8145 * config/nios2/nios2.h (STARTING_FRAME_OFFSET): Likewise.
8146 * config/nvptx/nvptx.h (STARTING_FRAME_OFFSET): Likewise.
8147 * config/pdp11/pdp11.h (STARTING_FRAME_OFFSET): Likewise.
8148 * config/riscv/riscv.h (STARTING_FRAME_OFFSET): Likewise.
8149 * config/rl78/rl78.h (STARTING_FRAME_OFFSET): Likewise.
8150 * config/rx/rx.h (STARTING_FRAME_OFFSET): Likewise.
8151 * config/s390/s390.h (STARTING_FRAME_OFFSET): Likewise.
8152 * config/sh/sh.h (STARTING_FRAME_OFFSET): Likewise.
8153 * config/sparc/sparc.c (sparc_compute_frame_size): Likewise.
8154 * config/sparc/sparc.h (STARTING_FRAME_OFFSET): Likewise.
8155 * config/spu/spu.h (STARTING_FRAME_OFFSET): Likewise.
8156 * config/stormy16/stormy16.h (STARTING_FRAME_OFFSET): Likewise.
8157 * config/tilegx/tilegx.h (STARTING_FRAME_OFFSET): Likewise.
8158 * config/tilepro/tilepro.h (STARTING_FRAME_OFFSET): Likewise.
8159 * config/v850/v850.h (STARTING_FRAME_OFFSET): Likewise.
8160 * config/visium/visium.h (STARTING_FRAME_OFFSET): Likewise.
8161 * config/avr/avr.h (STARTING_FRAME_OFFSET): Likewise.
8162 * config/avr/avr-protos.h (avr_starting_frame_offset): Likewise.
8163 * config/avr/avr.c (avr_starting_frame_offset): Make static and
8164 return a HOST_WIDE_INT.
8165 (avr_builtin_setjmp_frame_value): Use it instead of
8166 STARTING_FRAME_OFFSET.
8167 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8168 * config/epiphany/epiphany.h (STARTING_FRAME_OFFSET): Delete.
8169 * config/epiphany/epiphany.c (epiphany_starting_frame_offset):
8171 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8172 * config/iq2000/iq2000.h (STARTING_FRAME_OFFSET): Delete.
8173 * config/iq2000/iq2000.c (iq2000_starting_frame_offset): New function.
8174 (TARGET_CONSTANT_ALIGNMENT): Redefine.
8175 * config/lm32/lm32.h (STARTING_FRAME_OFFSET): Delete.
8176 * config/lm32/lm32.c (lm32_starting_frame_offset): New function.
8177 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8178 * config/m32r/m32r.h (STARTING_FRAME_OFFSET): Delete.
8179 * config/m32r/m32r.c (m32r_starting_frame_offset): New function.
8180 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8181 * config/microblaze/microblaze.h (STARTING_FRAME_OFFSET): Delete.
8182 * config/microblaze/microblaze.c (microblaze_starting_frame_offset):
8184 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8185 * config/mips/mips.h (STARTING_FRAME_OFFSET): Delete.
8186 * config/mips/mips.c (mips_compute_frame_info): Refer to
8187 TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET.
8188 (mips_starting_frame_offset): New function.
8189 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8190 * config/mmix/mmix.h (STARTING_FRAME_OFFSET): Delete.
8191 * config/mmix/mmix-protos.h (mmix_starting_frame_offset): Delete.
8192 * config/mmix/mmix.c (mmix_starting_frame_offset): Make static
8193 and return a HOST_WIDE_INT.
8194 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8195 (mmix_initial_elimination_offset): Refer to
8196 TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET.
8197 * config/pa/pa.h (STARTING_FRAME_OFFSET): Delete.
8198 * config/pa/pa.c (pa_starting_frame_offset): New function.
8199 (pa_compute_frame_size): Use it instead of STARTING_FRAME_OFFSET.
8200 (pa_expand_prologue): Likewise.
8201 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8202 * config/powerpcspe/aix.h (STARTING_FRAME_OFFSET): Split out
8203 !FRAME_GROWS_DOWNWARD handling to...
8204 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8205 * config/powerpcspe/darwin.h (STARTING_FRAME_OFFSET): Split out
8206 !FRAME_GROWS_DOWNWARD handling to...
8207 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8208 * config/powerpcspe/powerpcspe.h (STARTING_FRAME_OFFSET): Split out
8209 !FRAME_GROWS_DOWNWARD handling to...
8210 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8211 * config/powerpcspe/powerpcspe.c (TARGET_STARTING_FRAME_OFFSET):
8213 (rs6000_starting_frame_offset): New function.
8214 * config/rs6000/aix.h (STARTING_FRAME_OFFSET): Split out
8215 !FRAME_GROWS_DOWNWARD handling to...
8216 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8217 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Split out
8218 !FRAME_GROWS_DOWNWARD handling to...
8219 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8220 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET): Split out
8221 !FRAME_GROWS_DOWNWARD handling to...
8222 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8223 * config/rs6000/rs6000.c (TARGET_STARTING_FRAME_OFFSET): Refine.
8224 (rs6000_starting_frame_offset): New function.
8225 * config/vax/elf.h (STARTING_FRAME_OFFSET): Delete.
8226 * config/vax/vax.h (STARTING_FRAME_OFFSET): Delete.
8227 * config/vax/vax.c (vax_starting_frame_offset): New function.
8228 (vax_expand_prologue): Use it instead of STARTING_FRAME_OFFSET.
8229 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8230 * config/xtensa/xtensa.h (STARTING_FRAME_OFFSET): Delete.
8231 * config/xtensa/xtensa.c (xtensa_starting_frame_offset): New function.
8232 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8233 * system.h (STARTING_FRAME_OFFSET): Poison.
8235 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8237 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
8238 SCALAR_TYPE_MODE instead of TYPE_MODE.
8240 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8241 Alan Hayward <alan.hayward@arm.com>
8242 David Sherwood <david.sherwood@arm.com>
8244 * dwarf2out.c (loc_list_from_tree_1): Use SCALAR_INT_TYPE_MODE
8246 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8247 Alan Hayward <alan.hayward@arm.com>
8248 David Sherwood <david.sherwood@arm.com>
8250 * expmed.c (expand_shift_1): Use scalar_mode for scalar_mode.
8252 2017-10-23 Richard Biener <rguenther@suse.de>
8254 PR tree-optimization/82129
8255 * tree-ssa-pre.c (bitmap_set_and): Remove.
8256 (compute_antic_aux): Compute ANTIC_OUT intersection in a way
8257 canonicalizing expressions in the set to those with lowest
8258 ID rather than taking that from the first edge.
8260 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8262 * combine.c (rtx_equal_for_field_assignment_p): Use
8263 byte_lowpart_offset.
8265 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8266 Alan Hayward <alan.hayward@arm.com>
8267 David Sherwood <david.sherwood@arm.com>
8269 * internal-fn.c (expand_direct_optab_fn): Don't assign directly
8270 to a SUBREG_PROMOTED_VAR.
8272 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8273 Alan Hayward <alan.hayward@arm.com>
8274 David Sherwood <david.sherwood@arm.com>
8276 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_PRECISION.
8277 (expand_debug_source_expr): Likewise.
8278 * combine.c (combine_simplify_rtx): Likewise.
8279 * cse.c (fold_rtx): Likewise.
8280 * optabs.c (expand_float): Likewise.
8281 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
8282 (simplify_binary_operation_1): Likewise.
8284 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8285 Alan Hayward <alan.hayward@arm.com>
8286 David Sherwood <david.sherwood@arm.com>
8288 * combine.c (simplify_comparison): Use HWI_COMPUTABLE_MODE_P.
8289 (record_promoted_value): Likewise.
8290 * expr.c (expand_expr_real_2): Likewise.
8291 * ree.c (update_reg_equal_equiv_notes): Likewise.
8292 (combine_set_extension): Likewise.
8293 * rtlanal.c (low_bitmask_len): Likewise.
8294 * simplify-rtx.c (neg_const_int): Likewise.
8295 (simplify_binary_operation_1): Likewise.
8297 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8298 Alan Hayward <alan.hayward@arm.com>
8299 David Sherwood <david.sherwood@arm.com>
8301 * lra-spills.c (assign_mem_slot): Use subreg_size_lowpart_offset.
8302 * regcprop.c (maybe_mode_change): Likewise.
8303 * reload1.c (alter_reg): Likewise.
8305 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8307 * inchash.h (inchash::hash::add_wide_int): New function.
8308 * lto-streamer-out.c (hash_tree): Use it.
8310 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8312 * inchash.h (inchash::hash::add_wide_int): Rename to...
8313 (inchash::hash::add_hwi): ...this.
8314 * ipa-devirt.c (hash_odr_vtable): Update accordingly.
8315 (polymorphic_call_target_hasher::hash): Likewise.
8316 * ipa-icf.c (sem_function::get_hash, sem_function::init): Likewise.
8317 (sem_item::add_expr, sem_item::add_type, sem_variable::get_hash)
8318 (sem_item_optimizer::update_hash_by_addr_refs): Likewise.
8319 * lto-streamer-out.c (hash_tree): Likewise.
8320 * optc-save-gen.awk: Likewise.
8321 * tree.c (add_expr): Likewise.
8323 2017-10-22 Uros Bizjak <ubizjak@gmail.com>
8326 * config/i386/i386.c (ix86_fp_compare_mode): Return CCFPmode
8327 for ordered inequality comparisons even with TARGET_IEEE_FP.
8329 2017-10-22 Uros Bizjak <ubizjak@gmail.com>
8332 * config/i386/i386.md (cmp<dwi>_doubleword): New pattern.
8333 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>:
8334 Expand with cmp<dwi>_doubleword.
8336 2017-10-21 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
8338 * extend.texi: Add x86 specific to 'nocf_check' attribute.
8339 List CET intrinsics.
8340 * invoke.texi: Add -mcet, -mibt, -mshstk options. Add x86
8341 specific to -fcf-protection option.
8343 2017-10-21 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
8345 * common/config/i386/i386-common.c (OPTION_MASK_ISA_IBT_SET): New.
8346 (OPTION_MASK_ISA_SHSTK_SET): Likewise.
8347 (OPTION_MASK_ISA_IBT_UNSET): Likewise.
8348 (OPTION_MASK_ISA_SHSTK_UNSET): Likewise.
8349 (ix86_handle_option): Add -mibt, -mshstk, -mcet handling.
8350 * config.gcc (extra_headers): Add cetintrin.h for x86 targets.
8351 (extra_objs): Add cet.o for Linux/x86 targets.
8352 (tmake_file): Add i386/t-cet for Linux/x86 targets.
8353 * config/i386/cet.c: New file.
8354 * config/i386/cetintrin.h: Likewise.
8355 * config/i386/t-cet: Likewise.
8356 * config/i386/cpuid.h (bit_SHSTK): New.
8357 (bit_IBT): Likewise.
8358 * config/i386/driver-i386.c (host_detect_local_cpu): Detect and
8359 pass IBT and SHSTK bits.
8360 * config/i386/i386-builtin-types.def
8361 (VOID_FTYPE_UNSIGNED_PVOID): New.
8362 (VOID_FTYPE_UINT64_PVOID): Likewise.
8363 * config/i386/i386-builtin.def: Add CET intrinsics.
8364 * config/i386/i386-c.c (ix86_target_macros_internal): Add
8365 OPTION_MASK_ISA_IBT, OPTION_MASK_ISA_SHSTK handling.
8366 * config/i386/i386-passes.def: Add pass_insert_endbranch pass.
8367 * config/i386/i386-protos.h (make_pass_insert_endbranch): New
8369 * config/i386/i386.c (rest_of_insert_endbranch): New.
8370 (pass_data_insert_endbranch): Likewise.
8371 (pass_insert_endbranch): Likewise.
8372 (make_pass_insert_endbranch): Likewise.
8373 (ix86_notrack_prefixed_insn_p): Likewise.
8374 (ix86_target_string): Add -mibt, -mshstk flags.
8375 (ix86_option_override_internal): Add flag_cf_protection
8377 (ix86_valid_target_attribute_inner_p): Set OPT_mibt, OPT_mshstk.
8378 (ix86_print_operand): Add 'notrack' prefix output.
8379 (ix86_init_mmx_sse_builtins): Add CET intrinsics.
8380 (ix86_expand_builtin): Expand CET intrinsics.
8381 (x86_output_mi_thunk): Add 'endbranch' instruction.
8382 * config/i386/i386.h (TARGET_IBT): New.
8383 (TARGET_IBT_P): Likewise.
8384 (TARGET_SHSTK): Likewise.
8385 (TARGET_SHSTK_P): Likewise.
8386 * config/i386/i386.md (unspecv): Add UNSPECV_NOP_RDSSP,
8387 UNSPECV_INCSSP, UNSPECV_SAVEPREVSSP, UNSPECV_RSTORSSP,
8388 UNSPECV_WRSS, UNSPECV_WRUSS, UNSPECV_SETSSBSY, UNSPECV_CLRSSBSY.
8389 (builtin_setjmp_setup): New pattern.
8390 (builtin_longjmp): Likewise.
8391 (rdssp<mode>): Likewise.
8392 (incssp<mode>): Likewise.
8393 (saveprevssp): Likewise.
8394 (rstorssp): Likewise.
8395 (wrss<mode>): Likewise.
8396 (wruss<mode>): Likewise.
8397 (setssbsy): Likewise.
8398 (clrssbsy): Likewise.
8399 (nop_endbr): Likewise.
8400 * config/i386/i386.opt: Add -mcet, -mibt, -mshstk and -mcet-switch
8402 * config/i386/immintrin.h: Include <cetintrin.h>.
8403 * config/i386/linux-common.h
8404 (file_end_indicate_exec_stack_and_cet): New prototype.
8405 (TARGET_ASM_FILE_END): New.
8407 2017-10-20 Jan Hubicka <hubicka@ucw.cz>
8409 * i386.c (ix86_builtin_vectorization_cost): Use existing rtx_cost
8410 latencies instead of having separate table; make difference between
8411 integer and float costs.
8412 * i386.h (processor_costs): Remove scalar_stmt_cost,
8413 scalar_load_cost, scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
8414 scalar_to_vec_cost, vec_align_load_cost, vec_unalign_load_cost,
8416 * x86-tune-costs.h: Remove entries which has been removed in
8417 procesor_costs from all tables; make cond_taken_branch_cost
8418 and cond_not_taken_branch_cost COST_N_INSNS based.
8420 2017-10-20 Jan Hubicka <hubicka@ucw.cz>
8422 * x86-tune-costs.h (intel_cost, generic_cost): Fix move costs.
8424 2017-10-20 Jakub Jelinek <jakub@redhat.com>
8426 * config/i386/i386.md (isa): Remove fma_avx512f.
8427 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
8428 <avx512>_fmadd_<mode>_mask3<round_name>,
8429 <avx512>_fmsub_<mode>_mask<round_name>,
8430 <avx512>_fmsub_<mode>_mask3<round_name>,
8431 <avx512>_fnmadd_<mode>_mask<round_name>,
8432 <avx512>_fnmadd_<mode>_mask3<round_name>,
8433 <avx512>_fnmsub_<mode>_mask<round_name>,
8434 <avx512>_fnmsub_<mode>_mask3<round_name>,
8435 <avx512>_fmaddsub_<mode>_mask<round_name>,
8436 <avx512>_fmaddsub_<mode>_mask3<round_name>,
8437 <avx512>_fmsubadd_<mode>_mask<round_name>,
8438 <avx512>_fmsubadd_<mode>_mask3<round_name>): Remove isa attribute.
8439 (*vec_widen_umult_even_v16si<mask_name>,
8440 *vec_widen_smult_even_v16si<mask_name>): Likewise.
8441 (<mask_codefor>avx512bw_dbpsadbw<mode><mask_name>): Likewise.
8443 2017-10-20 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
8445 * extend.texi: Add 'nocf_check' documentation.
8446 * gimple.texi: Add second parameter to
8447 gimple_build_call_from_tree.
8448 * invoke.texi: Add -fcf-protection documentation.
8449 * rtl.texi: Add REG_CALL_NOTRACK documenation.
8451 2017-10-20 Richard Biener <rguenther@suse.de>
8453 PR tree-optimization/82473
8454 * tree-vect-loop.c (vectorizable_reduction): Properly get at
8455 the largest input type.
8457 2017-10-20 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
8459 * c-attribs.c (handle_nocf_check_attribute): New function.
8460 (c_common_attribute_table): Add 'nocf_check' handling.
8461 * gimple-parser.c: Add second argument NULL to
8462 gimple_build_call_from_tree.
8463 * attrib.c (comp_type_attributes): Check nocf_check attribute.
8464 * cfgexpand.c (expand_call_stmt): Set REG_CALL_NOCF_CHECK for
8466 * combine.c (distribute_notes): Add REG_CALL_NOCF_CHECK handling.
8467 * common.opt: Add fcf-protection flag.
8468 * emit-rtl.c (try_split): Add REG_CALL_NOCF_CHECK handling.
8469 * flag-types.h: Add enum cf_protection_level.
8470 * gimple.c (gimple_build_call_from_tree): Add second parameter.
8471 Add 'nocf_check' attribute propagation to gimple call.
8472 * gimple.h (gf_mask): Add GF_CALL_NOCF_CHECK.
8473 (gimple_build_call_from_tree): Update prototype.
8474 (gimple_call_nocf_check_p): New function.
8475 (gimple_call_set_nocf_check): Likewise.
8476 * gimplify.c: Add second argument to gimple_build_call_from_tree.
8477 * ipa-icf.c: Add nocf_check attribute in statement hash.
8478 * recog.c (peep2_attempt): Add REG_CALL_NOCF_CHECK handling.
8479 * reg-notes.def: Add REG_NOTE (CALL_NOCF_CHECK).
8480 * toplev.c (process_options): Add flag_cf_protection handling.
8482 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
8484 * x86-tune-costs.h (core_cost): Fix div, move and sqrt latencies.
8486 2017-10-20 Richard Biener <rguenther@suse.de>
8488 PR tree-optimization/82603
8489 * tree-if-conv.c (predicate_mem_writes): Make sure to only
8490 remove false predicated stores.
8492 2017-10-20 Richard Biener <rguenther@suse.de>
8494 * graphite-isl-ast-to-gimple.c
8495 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block):
8496 Remove return value and simplify, dump copied stmt after lhs
8498 (translate_isl_ast_to_gimple::translate_isl_ast_node_user):
8499 Reduce dump verbosity.
8500 (gsi_insert_earliest): Likewise.
8501 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Adjust.
8502 * graphite.c (print_global_statistics): Adjust dumping.
8503 (print_graphite_scop_statistics): Likewise.
8504 (print_graphite_statistics): Do not dump loops here.
8505 (graphite_transform_loops): But here.
8507 2017-10-20 Nicolas Roche <roche@adacore.com>
8509 * configure.ac (ACX_PROG_GNAT): Append "libgnat" to include search dir.
8510 * configure: Regenerate.
8512 2017-10-20 Jakub Jelinek <jakub@redhat.com>
8515 * tree-cfg.c (pass_warn_function_return::execute): In noreturn
8516 functions when optimizing replace GIMPLE_RETURN stmts with
8517 calls to __builtin_unreachable ().
8520 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Add libtsan_preinit.o
8521 for -fsanitize=thread link of executables.
8522 (LIBLSAN_EARLY_SPEC): Add liblsan_preinit.o for -fsanitize=leak
8523 link of executables.
8526 * config/i386/sse.md (VI248_AVX2, VI248_AVX512BW, VI248_AVX512BW_2):
8528 (<shift_insn><mode>3<mask_name>): Change the last of the 3
8529 define_insns for logical vector shifts to use VI248_AVX512BW
8530 iterator instead of VI48_AVX512, remove <mask_mode512bit_condition>
8531 condition, useless isa and prefix attributes. Change the first
8532 2 of these define_insns to ...
8533 (<mask_codefor><shift_insn><mode>3<mask_name>): ... this, new
8534 define_insn for avx512vl.
8535 (<shift_insn><mode>3): ... and this, new define_insn without
8536 masking for non-avx512vl.
8539 * config/i386/sse.md (*andnot<mode>3,
8540 <mask_codefor><code><mode>3<mask_name>, *<code><mode>3): Split
8541 (=v,v,vm) alternative into (=x,x,xm) and (=v,v,vm), for 128-bit
8542 and 256-bit vectors, the (=x,x,xm) alternative and when mask is
8543 not applied use empty suffix even for TARGET_AVX512VL.
8544 * config/i386/subst.md (mask_prefix3, mask_prefix4): When mask
8545 is applied, supply evex,evex or evex,evex,evex instead of just
8548 2017-10-20 Julia Koval <julia.koval@intel.com>
8550 * common/config/i386/i386-common.c (OPTION_MASK_ISA_GFNI_SET,
8551 (OPTION_MASK_ISA_GFNI_UNSET): New.
8552 (ix86_handle_option): Handle OPT_mgfni.
8553 * config/i386/cpuid.h (bit_GFNI): New.
8554 * config/i386/driver-i386.c (host_detect_local_cpu): Detect gfni.
8555 * config/i386/i386-c.c (ix86_target_macros_internal): Define __GFNI__.
8556 * config/i386/i386.c (ix86_target_string): Add -mgfni.
8557 (ix86_valid_target_attribute_inner_p): Add OPT_mgfni.
8558 * config/i386/i386.h (TARGET_GFNI, TARGET_GFNI_P): New.
8559 * config/i386/i386.opt: Add mgfni.
8561 2017-10-20 Orlando Arias <oarias@knights.ucf.edu>
8563 * config/msp430/msp430.c (msp430_option_override): Disable
8564 -fdelete-null-pointer-checks.
8565 * doc/invoke.text (-fdelete-null-pointer-checks): Document that.
8567 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
8569 * x86-tune-costs.h (generic_cost, core_cost): Correct costs
8570 of x87 and SSE instructions.
8572 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
8574 * asan.c (create_cond_insert_point): Do not update edge count.
8575 * auto-profile.c (afdo_propagate_edge): Update for edge count removal.
8576 (afdo_propagate_circuit): Likewise.
8577 (afdo_calculate_branch_prob): Likewise.
8578 (afdo_annotate_cfg): Likewise.
8579 * basic-block.h (struct edge_def): Remove count.
8580 (edge_def::count): New accessor.
8581 * bb-reorder.c (rotate_loop): Update.
8582 (find_traces_1_round): Update.
8583 (connect_traces): Update.
8584 (sanitize_hot_paths): Update.
8585 * cfg.c (unchecked_make_edge): Update.
8586 (make_single_succ_edge): Update.
8587 (check_bb_profile): Update.
8588 (dump_edge_info): Update.
8589 (update_bb_profile_for_threading): Update.
8590 (scale_bbs_frequencies_int): Update.
8591 (scale_bbs_frequencies_gcov_type): Update.
8592 (scale_bbs_frequencies_profile_count): Update.
8593 (scale_bbs_frequencies): Update.
8594 * cfganal.c (connect_infinite_loops_to_exit): Update.
8595 * cfgbuild.c (compute_outgoing_frequencies): Update.
8596 (find_many_sub_basic_blocks): Update.
8597 * cfgcleanup.c (try_forward_edges): Update.
8598 (try_crossjump_to_edge): Update
8599 * cfgexpand.c (expand_gimple_cond): Update
8600 (expand_gimple_tailcall): Update
8601 (construct_exit_block): Update
8602 * cfghooks.c (verify_flow_info): Update
8603 (redirect_edge_succ_nodup): Update
8604 (split_edge): Update
8605 (make_forwarder_block): Update
8606 (duplicate_block): Update
8607 (account_profile_record): Update
8608 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
8609 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
8610 * cfgloopmanip.c (scale_loop_profile): Update.
8612 (lv_adjust_loop_entry_edge): Update.
8613 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
8614 (force_nonfallthru_and_redirect): Update.
8615 (purge_dead_edges): Update.
8616 (rtl_flow_call_edges_add): Update.
8617 * cgraphunit.c (init_lowered_empty_function): Update.
8618 (cgraph_node::expand_thunk): Update.
8619 * gimple-pretty-print.c (dump_probability): Update.
8620 (dump_edge_probability): Update.
8621 * gimple-ssa-isolate-paths.c (isolate_path): Update.
8622 * haifa-sched.c (sched_create_recovery_edges): Update.
8623 * hsa-gen.c (convert_switch_statements): Update.
8624 * ifcvt.c (dead_or_predicable): Update.
8625 * ipa-inline-transform.c (inline_transform): Update.
8626 * ipa-split.c (split_function): Update.
8627 * ipa-utils.c (ipa_merge_profiles): Update.
8628 * loop-doloop.c (add_test): Update.
8629 * loop-unroll.c (unroll_loop_runtime_iterations): Update.
8630 * lto-streamer-in.c (input_cfg): Update.
8631 (input_function): Update.
8632 * lto-streamer-out.c (output_cfg): Update.
8633 * modulo-sched.c (sms_schedule): Update.
8634 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
8635 * predict.c (maybe_hot_edge_p): Update.
8636 (unlikely_executed_edge_p): Update.
8637 (probably_never_executed_edge_p): Update.
8638 (dump_prediction): Update.
8639 (drop_profile): Update.
8640 (propagate_unlikely_bbs_forward): Update.
8641 (determine_unlikely_bbs): Update.
8642 (force_edge_cold): Update.
8643 * profile.c (compute_branch_probabilities): Update.
8644 * reg-stack.c (better_edge): Update.
8645 * shrink-wrap.c (handle_simple_exit): Update.
8646 * tracer.c (better_p): Update.
8647 * trans-mem.c (expand_transaction): Update.
8648 (split_bb_make_tm_edge): Update.
8649 * tree-call-cdce.c: Update.
8650 * tree-cfg.c (gimple_find_sub_bbs): Update.
8651 (gimple_split_edge): Update.
8652 (gimple_duplicate_sese_region): Update.
8653 (gimple_duplicate_sese_tail): Update.
8654 (gimple_flow_call_edges_add): Update.
8655 (insert_cond_bb): Update.
8656 (execute_fixup_cfg): Update.
8657 * tree-cfgcleanup.c (cleanup_control_expr_graph): Update.
8658 * tree-complex.c (expand_complex_div_wide): Update.
8659 * tree-eh.c (lower_resx): Update.
8660 (unsplit_eh): Update.
8661 (cleanup_empty_eh_move_lp): Update.
8662 * tree-inline.c (copy_edges_for_bb): Update.
8663 (freqs_to_counts): Update.
8664 (copy_cfg_body): Update.
8665 * tree-ssa-dce.c (remove_dead_stmt): Update.
8666 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
8667 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
8668 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
8669 (unloop_loops): Update.
8670 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
8671 * tree-ssa-loop-split.c (connect_loops): Update.
8672 (split_loop): Update.
8673 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
8674 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
8675 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
8676 * tree-ssa-reassoc.c (branch_fixup): Update.
8677 * tree-ssa-tail-merge.c (replace_block_by): Update.
8678 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
8679 (compute_path_counts): Update.
8680 (update_profile): Update.
8681 (recompute_probabilities): Update.
8682 (update_joiner_offpath_counts): Update.
8683 (estimated_freqs_path): Update.
8684 (freqs_to_counts_path): Update.
8685 (clear_counts_path): Update.
8686 (ssa_fix_duplicate_block_edges): Update.
8687 (duplicate_thread_path): Update.
8688 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
8689 (case_bit_test_cmp): Update.
8690 (collect_switch_conv_info): Update.
8691 (gen_inbound_check): Update.
8692 (do_jump_if_equal): Update.
8693 (emit_cmp_and_jump_insns): Update.
8694 * tree-tailcall.c (decrease_profile): Update.
8695 (eliminate_tail_call): Update.
8696 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
8697 (vect_do_peeling): Update.
8698 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
8699 * ubsan.c (ubsan_expand_null_ifn): Update.
8700 (ubsan_expand_ptr_ifn): Update.
8701 * value-prof.c (gimple_divmod_fixed_value): Update.
8702 (gimple_mod_pow2): Update.
8703 (gimple_mod_subtract): Update.
8704 (gimple_ic): Update.
8705 (gimple_stringop_fixed_value): Update.
8707 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
8710 * config/i386/i386.md (sub to cmp): New peephole2 pattern.
8712 2017-10-19 Alexander Monakov <amonakov@ispras.ru>
8714 PR rtl-optimization/82395
8715 * ira-color.c (allocno_priority_compare_func): Fix comparison step
8716 based on non_spilled_static_chain_regno_p.
8718 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
8720 * config/i386/i386.c (output_387_binary_op): Rewrite SSE part.
8721 (ix86_emit_mode_set): Rewrite insn mnemonic construction.
8722 (ix86_prepare_fp_compare_args): Redefine is_sse as bool.
8724 2017-10-19 Martin Sebor <msebor@redhat.com>
8726 PR tree-optimization/82596
8727 * tree.c (array_at_struct_end_p): Handle STRING_CST.
8729 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
8731 * asan.c (handle_builtin_alloca): Deal with all alloca variants.
8732 (get_mem_refs_of_builtin_call): Likewise.
8733 * builtins.c (expand_builtin_apply): Adjust call to
8734 allocate_dynamic_stack_space.
8735 (expand_builtin_alloca): For __builtin_alloca_with_align_and_max, pass
8736 the third argument to allocate_dynamic_stack_space, otherwise -1.
8737 (expand_builtin): Deal with all alloca variants.
8738 (is_inexpensive_builtin): Likewise.
8739 * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX): New.
8740 * calls.c (special_function_p): Deal with all alloca variants.
8741 (initialize_argument_information): Adjust call to
8742 allocate_dynamic_stack_space.
8743 (expand_call): Likewise.
8744 * cfgexpand.c (expand_call_stmt): Deal with all alloca variants.
8745 * doc/extend.texi (Built-ins): Add __builtin_alloca_with_align_and_max
8746 * explow.c (allocate_dynamic_stack_space): Add MAX_SIZE parameter and
8747 use it for the stack usage computation.
8748 * explow.h (allocate_dynamic_stack_space): Adjust prototype.
8749 * function.c (gimplify_parameters): Call build_alloca_call_expr.
8750 * gimple-ssa-warn-alloca.c (alloca_call_type): Simplify control flow.
8751 Take into account 3rd argument of __builtin_alloca_with_align_and_max.
8752 (in_loop_p): Remove first argument and useless check.
8753 (pass_walloca::execute): Remove useless test and adjust call to above.
8754 * gimple.c (gimple_build_call_from_tree): Deal with all alloc variants
8755 * gimplify.c (gimplify_vla_decl): Call build_alloca_call_expr.
8756 (gimplify_call_expr): Deal with all alloca variants.
8757 * hsa-gen.c (gen_hsa_alloca): Likewise.
8758 (gen_hsa_insns_for_call): Likewise.
8759 * ipa-pure-const.c (special_builtin_state): Likewise.
8760 * tree-chkp.c (chkp_build_returned_bound): Likewise.
8761 * tree-object-size.c (alloc_object_size): Likewise.
8762 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
8763 (call_may_clobber_ref_p_1): Likewise.
8764 * tree-ssa-ccp.c (evaluate_stmt): Likewise.
8765 (ccp_fold_stmt): Likewise.
8766 (optimize_stack_restore): Likewise.
8767 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8768 (mark_all_reaching_defs_necessary_1): Likewise.
8769 (propagate_necessity): Likewise.
8770 (eliminate_unnecessary_stmts): Likewise.
8771 * tree.c (build_common_builtin_nodes): Build
8772 BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX.
8773 (build_alloca_call_expr): New function.
8774 * tree.h (ALLOCA_FUNCTION_CODE_P): New macro.
8775 (CASE_BUILT_IN_ALLOCA): Likewise.
8776 (build_alloca_call_expr): Declare.
8777 * varasm.c (incorporeal_function_p): Deal with all alloca variants.
8779 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
8782 * dwarf2out.c (new_die_raw): New static inline function.
8783 (new_die): Use it to create the DIE.
8784 (add_AT_external_die_ref): Likewise.
8785 (clone_die): Likewise.
8786 (clone_as_declaration): Likewise.
8787 (dwarf2out_vms_debug_main_pointer): Likewise.
8788 (base_type_die): Likewise. Remove early return for corner cases.
8789 Do not call add_pubtype on the DIE here.
8790 (is_base_type): Remove ERROR_MARK and return 0 for VOID_TYPE.
8791 (modified_type_die): Adjust the lookup for reverse order DIEs. Skip
8792 typedefs for base types with DW_AT_endianity. Make sure a DIE with
8793 native order exists for base types, attach the DIE manually and call
8794 add_pubtype on it. Do not equate a reverse order DIE to the type.
8796 2017-10-19 Richard Earnshaw <rearnsha@arm.com>
8798 * config/arm/arm.c (align_ok_ldrd_strd): New function.
8799 (mem_ok_for_ldrd_strd): New parameter align. Extract the alignment of
8801 (gen_operands_ldrd_strd): Validate the alignment of the accesses.
8803 2017-10-19 Jakub Jelinek <jakub@redhat.com>
8805 * flag-types.h (enum sanitize_code): Add SANITIZE_BUILTIN. Or
8806 SANITIZE_BUILTIN into SANITIZE_UNDEFINED.
8807 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN,
8808 BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN_ABORT): New builtins.
8809 * opts.c (sanitizer_opts): Add builtin.
8810 * ubsan.c (instrument_builtin): New function.
8811 (pass_ubsan::execute): Call it.
8812 (pass_ubsan::gate): Enable even for SANITIZE_BUILTIN.
8813 * doc/invoke.texi: Document -fsanitize=builtin.
8815 * ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
8816 builtins, store max (log2 (align), 0) into uchar field instead of
8817 align into uptr field.
8818 (ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
8819 store uchar 0 field instead of uptr 0 field.
8820 (instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
8821 instead of passing one address of struct with 2 locations pass
8822 two addresses of structs with 1 location each.
8823 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
8824 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
8825 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
8826 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
8827 (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
8828 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
8829 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
8830 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
8832 2017-10-19 Martin Liska <mliska@suse.cz>
8835 * file-find.c (remove_prefix): Remove.
8836 * file-find.h (remove_prefix): Likewise.
8837 * gcc-ar.c: Remove smartness of lookup.
8839 2017-10-19 Segher Boessenkool <segher@kernel.crashing.org>
8841 * config/rs6000/rs6000.md (*call_indirect_aix<mode>,
8842 *call_value_indirect_aix<mode>, *call_indirect_elfv2<mode>,
8843 *call_value_indirect_elfv2<mode>): Add correct mode to the unspec.
8845 2017-10-19 Jakub Jelinek <jakub@redhat.com>
8848 * config/i386/i386.md (setcc + movzbl to xor + setcc): New peephole2.
8849 (setcc + and to xor + setcc): New peephole2.
8851 2017-10-19 Tom de Vries <tom@codesourcery.com>
8853 * doc/sourcebuild.texi (Test Directives, Variants of
8854 dg-require-support): Add dg-require-stack-size.
8856 2017-10-19 Martin Liska <mliska@suse.cz>
8859 * gimplify.c (gimplify_decl_expr): Do not instrument variables
8860 that have a large alignment.
8861 (gimplify_target_expr): Likewise.
8863 2017-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8865 PR rtl-optimization/82602
8866 * ira.c (rtx_moveable_p): Return false for volatile asm.
8868 2017-10-18 Uros Bizjak <ubizjak@gmail.com>
8871 * config/i386/i386-modes.def (CCGZ): New CC mode.
8872 * config/i386/i386.md (sub<mode>3_carry_ccgz): New insn pattern.
8873 * config/i386/predicates.md (ix86_comparison_operator):
8875 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>:
8876 Emulate LE, LEU, GT, GTU, LT, LTU, GE and GEU double-word comparisons
8877 with double-word subtraction.
8878 (put_condition_code): Handle CCGZmode.
8880 2017-10-18 Aldy Hernandez <aldyh@redhat.com>
8882 * wide-int.cc (debug (const wide_int &)): New.
8883 (debug (const wide_int *)): New.
8884 (debug (const widest_int &)): New.
8885 (debug (const widest_int *)): New.
8887 2017-10-18 Vladimir Makarov <vmakarov@redhat.com>
8890 * lra-constraints.c (curr_insn_transform): Use non-input operand
8891 instead of output one for matched reload.
8893 2017-10-18 Bin Cheng <bin.cheng@arm.com>
8895 * tree-loop-distribution.c (INCLUDE_ALGORITHM): New header file.
8896 (tree-ssa-loop-ivopts.h): New header file.
8897 (struct builtin_info): New fields.
8898 (classify_builtin_1): Compute and record base and offset parts for
8899 memset builtin partition by calling strip_offset.
8900 (offset_cmp, fuse_memset_builtins): New functions.
8901 (finalize_partitions): Fuse adjacent memset partitions by calling
8903 * tree-ssa-loop-ivopts.c (strip_offset): Delete static declaration.
8904 Expose the interface.
8905 * tree-ssa-loop-ivopts.h (strip_offset): New declaration.
8907 2017-10-18 Bin Cheng <bin.cheng@arm.com>
8909 PR tree-optimization/82574
8910 * tree-loop-distribution.c (find_single_drs): New parameter. Check
8911 that data reference must be executed exactly once per iteration
8912 against the outermost loop in nest.
8913 (classify_partition): Update call to above function.
8915 2017-10-18 Richard Biener <rguenther@suse.de>
8917 PR tree-optimization/82591
8918 * graphite.c (graphite_transform_loops): Move code gen message
8920 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
8921 Here. Handle scop_to_isl_ast failing.
8922 (scop_to_isl_ast): Limit the number of ISL operations.
8924 2017-10-18 Richard Biener <rguenther@suse.de>
8926 * graphite-isl-ast-to-gimple.c
8927 (translate_isl_ast_to_gimple::set_rename): Simplify.
8928 (translate_isl_ast_to_gimple::set_rename_for_each_def): Inline...
8929 (graphite_copy_stmts_from_block): ... here.
8930 (copy_bb_and_scalar_dependences): Simplify.
8931 (add_parameters_to_ivs_params): Canonicalize.
8932 (generate_entry_out_of_ssa_copies): Simplify.
8933 * graphite-sese-to-poly.c (extract_affine_name): Simplify
8934 by passing in ISL dimension.
8935 (parameter_index_in_region_1): Rename to ...
8936 (parameter_index_in_region): ... this.
8937 (extract_affine): Adjust assert, pass down parameter index.
8938 (add_param_constraints): Use range-info when available.
8939 (build_scop_context): Adjust.
8940 * sese.c (new_sese_info): Adjust.
8941 (free_sese_info): Likewise.
8942 * sese.h (bb_map_t, rename_map_t, phi_rename, init_back_edge_pair_t):
8943 Remove unused typedefs.
8944 (struct sese_info_t): Simplify rename_map, remove incomplete_phis.
8946 2017-10-18 Martin Liska <mliska@suse.cz>
8948 * combine.c (simplify_compare_const): Add gcc_fallthrough.
8950 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
8952 * config/s390/s390.c (s390_bb_fallthru_entry_likely): New function.
8953 (s390_sched_init): Do not reset s390_sched_state if we entered the
8954 current basic block via a fallthru edge and all others are unlikely.
8956 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
8958 * config/s390/s390.c (NUM_SIDES): New variable.
8959 (LONGRUNNING_THRESHOLD): New variable.
8960 (LATENCY_FACTOR): New variable.
8961 (s390_sched_score): Decrease score for long-running instructions on
8963 (s390_sched_variable_issue): Perform bookkeeping for long-running
8966 2017-10-18 Richard Biener <rguenther@suse.de>
8968 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
8969 Simplify with removal of the parameter rename map.
8970 (set_rename): Likewise.
8971 (should_copy_to_new_region): Likewise.
8972 (graphite_copy_stmts_from_block): Likewise.
8973 (copy_bb_and_scalar_dependences): Remove initialization of
8974 unused copied_bb_map.
8976 (copy_internal_parameters): Likewise.
8977 (graphite_regenerate_ast_isl): Do not call copy_internal_parameters.
8978 * graphite-scop-detection.c (scop_detection::stmt_simple_for_scop_p):
8979 Use INTEGRAL_TYPE_P.
8980 (parameter_index_in_region_1): Rename to ...
8981 (assign_parameter_index_in_region): ... this. Assert we have
8982 a parameter we handle.
8983 (scan_tree_for_params): Adjust.
8984 * sese.h (parameter_rename_map_t): Remove.
8985 (struct sese_info_t): Remove unused parameter_rename_map and
8986 copied_bb_map members.
8987 * sese.c (new_sese_info): Adjust.
8988 (free_sese_info): Likewise.
8990 2017-10-18 Martin Liska <mliska@suse.cz>
8993 * asan.c (asan_expand_poison_ifn): Do not put gimple stmt
8994 on an abnormal edge.
8996 2017-10-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8998 * doc/invoke.texi (ffunction-sections and fdata-sections):
9001 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
9003 * tree-ssa-loop-ivopts.c (add_autoinc_candidates): Bail out only if
9004 the use statement can throw internally.
9006 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
9008 * config/visium/visium.c (visium_select_cc_mode): Return CCmode for
9009 any RTX present on the RHS of a SET.
9010 * compare-elim.c (try_eliminate_compare): Restore comment.
9012 2017-10-17 Jakub Jelinek <jakub@redhat.com>
9014 * langhooks.h (struct lang_hooks): Document that tree_size langhook
9015 may be also called on tcc_type nodes.
9016 * langhooks.c (lhd_tree_size): Likewise.
9018 2017-10-17 David Malcolm <dmalcolm@redhat.com>
9020 * gimple-ssa-sprintf.c (fmtwarn): Update for changed signature of
9021 format_warning_at_substring.
9022 (maybe_warn): Convert source_range * param to a location_t. Pass
9023 UNKNOWN_LOCATION rather than NULL to fmtwarn.
9024 (format_directive): Remove code to extract source_ranges and
9025 source_range * in favor of just a location_t.
9026 (parse_directive): Pass UNKNOWN_LOCATION rather than NULL to
9028 * substring-locations.c (format_warning_va): Convert
9029 source_range * param to a location_t.
9030 (format_warning_at_substring): Likewise.
9031 * substring-locations.h (format_warning_va): Likewise.
9032 (format_warning_at_substring): Likewise.
9034 2017-10-17 Jan Hubicka <hubicka@ucw.cz>
9036 * target.h (enum vect_cost_for_stmt): Add vec_gather_load and
9038 * tree-vect-stmts.c (record_stmt_cost): Make difference between normal
9039 and scatter/gather ops.
9041 * aarch64/aarch64.c (aarch64_builtin_vectorization_cost): Add
9042 vec_gather_load and vec_scatter_store.
9043 * arm/arm.c (arm_builtin_vectorization_cost): Likewise.
9044 * powerpcspe/powerpcspe.c (rs6000_builtin_vectorization_cost): Likewise.
9045 * rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Likewise.
9046 * s390/s390.c (s390_builtin_vectorization_cost): Likewise.
9047 * spu/spu.c (spu_builtin_vectorization_cost): Likewise.
9048 * i386/i386.c (x86_builtin_vectorization_cost): Likewise.
9050 2017-10-17 Uros Bizjak <ubizjak@gmail.com>
9052 * reg-stack.c (compare_for_stack_reg): Add bool argument.
9053 Detect FTST instruction and handle its register pops. Only pop
9054 second operand if can_pop_second_op is true.
9055 (subst_stack_regs_pat) <case COMPARE>: Detect FCOMI instruction to
9056 set can_pop_second_op to false in the compare_for_stack_reg call.
9058 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Only call
9059 output_fp_compare for stack register operands.
9060 * config/i386/i386.c (output_fp_compare): Do not output SSE compare
9061 instructions here. Do not emit stack register pops here. Assert
9062 that FCOMPP pops next to top stack register. Rewrite function.
9064 2017-10-17 Nathan Sidwell <nathan@acm.org>
9067 * alias.c (compare_base_decls): Check HAS_DECL_ASSEMBLER_NAME_P,
9068 use DECL_ASSEMBLER_NAME_RAW.
9071 * tree.c (tree_code_size): Reformat. Punt to lang hook for unknown
9074 2017-10-17 Qing Zhao <qing.zhao@oracle.com>
9075 Wilco Dijkstra <wilco.dijkstra@arm.com>
9077 * builtins.c (expand_builtin_update_setjmp_buf): Add a
9078 converstion to Pmode from the buf_addr.
9080 2017-10-17 Richard Biener <rguenther@suse.de>
9082 * graphite-dependences.c (scop_get_reads_and_writes): Change
9083 output parameters to references.
9085 2017-10-17 Jackson Woodruff <jackson.woodruff@arm.com>
9087 PR 71026/tree-optimization
9088 * fold-const.c (distribute_real_division): Removed.
9089 (fold_binary_loc): Remove calls to distribute_real_divison.
9091 2017-10-17 Richard Biener <rguenther@suse.de>
9093 * graphite-scop-detection.c
9094 (scop_detection::stmt_has_simple_data_refs_p): Always use
9095 the full nest as region.
9096 (try_generate_gimple_bb): Likewise.
9097 * sese.c (scalar_evolution_in_region): Simplify now that
9098 SCEV can handle instantiation in regions.
9099 * tree-scalar-evolution.c (instantiate_scev_name): Also instantiate
9100 in the non-loop part of a function if requested.
9102 2017-10-17 Richard Biener <rguenther@suse.de>
9104 PR tree-optimization/82563
9105 * graphite-isl-ast-to-gimple.c (generate_entry_out_of_ssa_copies):
9107 (graphite_regenerate_ast_isl): Call it.
9108 * graphite-scop-detection.c (build_scops): Remove entry edge split.
9110 2017-10-17 Jakub Jelinek <jakub@redhat.com>
9112 PR tree-optimization/82549
9113 * fold-const.c (optimize_bit_field_compare, fold_truth_andor_1):
9114 Formatting fixes. Instead of calling make_bit_field_ref with negative
9117 2017-10-17 Olga Makhotina <olga.makhotina@intel.com>
9119 * config/i386/avx512dqintrin.h (_mm_mask_reduce_sd,
9120 _mm_maskz_reduce_sd, _mm_mask_reduce_ss,=20
9121 _mm_maskz_reduce_ss): New.
9122 * config/i386/i386-builtin.def (__builtin_ia32_reducesd_mask,
9123 __builtin_ia32_reducess_mask): Ditto..
9124 (__builtin_ia32_reducesd, __builtin_ia32_reducess): Remove.
9125 * config/i386/sse.md (reduces<mode>): Renamed to ...
9126 (reduces<mode><mask_scalar_name>): ... this.
9127 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0|%0, %1, %2, %3}):
9129 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0<mask_scalar_operand4>|
9130 %0<mask_scalar_operand4>, %1, %2, %3}): ... this.
9132 2017-10-16 David Malcolm <dmalcolm@redhat.com>
9134 * Makefile.in (OBJS): Add unique-ptr-tests.o.
9135 * selftest-run-tests.c (selftest::run_tests): Call
9136 selftest::unique_ptr_tests_cc_tests.
9137 * selftest.h (selftest::unique_ptr_tests_cc_tests): New decl.
9138 * unique-ptr-tests.cc: New file.
9140 2017-10-16 Vladimir Makarov <vmakarov@redhat.com>
9143 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
9145 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
9146 (make_hard_regno_born, make_hard_regno_dead): Update
9147 bb_killed_pseudos and bb_gen_pseudos for fixed regs.
9149 2017-10-16 Jeff Law <law@redhat.com>
9151 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
9153 2017-10-16 Jan Hubicka <hubicka@ucw.cz>
9155 * x86-tune-costs.h (znver1_cost): Fix move cost tables.
9157 2017-10-16 Olivier Hainque <hainque@adacore.com>
9159 * gcc/config.gcc (powerpc*-*-*spe*): Pick 8548 as the default
9160 with_cpu if we were configured for an e500v2 target cpu name.
9162 2017-10-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
9164 * config/arm/arm-cpus.in (cortex-m33): Add nodsp option.
9165 * doc/invoke.texi: Document +nodsp as a valid extension for
9168 2017-10-16 Martin Liska <mliska@suse.cz>
9170 * sbitmap.c (bitmap_bit_in_range_p_checking): New function.
9171 (test_set_range): Likewise.
9172 (test_range_functions): Rename to ...
9173 (test_bit_in_range): ... this.
9174 (sbitmap_c_tests): Add new test.
9176 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9178 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
9180 (vdot_lane_u32, vdot_laneq_u32, vdotq_lane_u32, vdotq_laneq_u32): New.
9181 (vdot_lane_s32, vdot_laneq_s32, vdotq_lane_s32, vdotq_laneq_s32): New.
9183 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9185 * config/aarch64/aarch64-builtins.c
9186 (aarch64_types_quadopu_lane_qualifiers): New.
9187 (TYPES_QUADOPU_LANE): New.
9188 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): New.
9189 (<sur>dot_prod<vsi2qi>, aarch64_<sur>dot_lane<vsi2qi>): New.
9190 (aarch64_<sur>dot_laneq<vsi2qi>): New.
9191 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): New.
9192 (sdot_lane, udot_lane, sdot_laneq, udot_laneq): New.
9193 * config/aarch64/iterators.md (sur): Add UNSPEC_SDOT, UNSPEC_UDOT.
9194 (Vdottype, DOTPROD): New.
9195 (sur): Add SDOT and UDOT.
9197 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9199 * config/aarch64/aarch64.h (AARCH64_FL_DOTPROD): New.
9200 (AARCH64_ISA_DOTPROD, TARGET_DOTPROD): New.
9201 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9203 * config/aarch64/aarch64-option-extensions.def (dotprod): New.
9204 * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75):
9205 Enable TARGET_DOTPROD.
9206 (cortex-a75.cortex-a55): Likewise.
9207 * doc/invoke.texi (aarch64-feature-modifiers): Document dotprod.
9209 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9211 * config/arm/arm-builtins.c (arm_unsigned_uternop_qualifiers): New.
9212 (UTERNOP_QUALIFIERS, arm_umac_lane_qualifiers, UMAC_LANE_QUALIFIERS):
9214 * config/arm/arm_neon_builtins.def (sdot, udot, sdot_lane, udot_lane):
9216 * config/arm/iterators.md (DOTPROD, VSI2QI, vsi2qi): New.
9217 (UNSPEC_DOT_S, UNSPEC_DOT_U, opsuffix): New.
9218 * config/arm/neon.md (neon_<sup>dot<vsi2qi>): New.
9219 (neon_<sup>dot_lane<vsi2qi>, <sup>dot_prod<vsi2qi>): New.
9220 * config/arm/types.md (neon_dot, neon_dot_q): New.
9221 * config/arm/unspecs.md (sup): Add UNSPEC_DOT_S, UNSPEC_DOT_U.
9223 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9225 * config/arm/arm.h (TARGET_DOTPROD): New.
9226 * config/arm/arm.c (arm_arch_dotprod): New.
9227 (arm_option_reconfigure_globals): Add arm_arch_dotprod.
9228 * config/arm/arm-c.c (__ARM_FEATURE_DOTPROD): New.
9229 * config/arm/arm-cpus.in (armv8.2-a): Enabled +dotprod.
9230 (feature dotprod, group dotprod, ALL_SIMD_INTERNAL): New.
9231 (ALL_FPU_INTERNAL): Use ALL_SIMD_INTERNAL.
9232 * config/arm/t-multilib (v8_2_a_simd_variants): Add dotprod.
9233 * doc/invoke.texi (armv8.2-a): Document dotprod
9235 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
9237 * i386.c (ix86_vec_cost): New function.
9238 (ix86_rtx_costs): Handle vector operations better.
9239 * i386.h (struct processor_costs): Add sse_op, fmasd, fmass.
9240 * x86-tune-costs.h: Add new costs to all tables.
9242 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
9244 * i386.c (ix86_rtx_costs): Make difference between x87 and SSE
9246 * i386.h (struct processor_costs): Add addss, mulss, mulsd, divss,
9247 divsd, sqrtss and sqrtsd
9248 * x86-tune-costs.h: Add new entries to all costs.
9249 (znver1_cost): Fix to match real instruction latencies.
9251 2017-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9252 Michael Collison <michael.collison@arm.com>
9254 * compare-elim.c: Include emit-rtl.h.
9255 (can_merge_compare_into_arith): New function.
9256 (try_validate_parallel): Likewise.
9257 (try_merge_compare): Likewise.
9258 (try_eliminate_compare): Call the above when no previous clobber
9260 (execute_compare_elim_after_reload): Add DF_UD_CHAIN and DF_DU_CHAIN
9263 2017-10-14 Jakub Jelinek <jakub@redhat.com>
9267 * tree-ssa-phiopt.c (value_replacement): Comment fix. Handle
9268 up to 2 preparation statements for ASSIGN in MIDDLE_BB.
9272 * tree-ssa-forwprop.c (simplify_rotate): Allow def_arg1[N]
9273 to be any operand_equal_p operands. For & (B - 1) require
9274 B to be power of 2. Recognize
9275 (X << (Y & (B - 1))) | (X >> ((-Y) & (B - 1))) and similar patterns.
9277 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
9280 * optabs.c (expand_memory_blockage): Fix call of
9281 targetm.have_memory_blockage.
9283 2017-10-14 Jakub Jelinek <jakub@redhat.com>
9286 * config.gcc (*-*-solaris2*, i[34567]86-*-cygwin*,
9287 x86_64-*-cygwin*, i[34567]86-*-mingw* | x86_64-*-mingw*): Append
9288 objects to extra_objs instead of overwriting it.
9290 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
9292 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
9293 Use any_fp_register_operand as operand[3] predicate. Simplify
9294 equality test for operands[2] and operands[4] memory location.
9295 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
9296 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): New.
9297 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
9298 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2): Use
9299 any_fp_register_operand as operand[1] predicate. Simplify
9300 equality test for operands[0] and operands[3] memory location.
9301 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
9302 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): New.
9303 (LDX_ATOMIC/LDX_ATOMIC FP storepeephole2 with mem blockage): Ditto.
9305 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
9307 * target-insns.def: Add memory_blockage.
9308 * optabs.c (expand_memory_blockage): New function.
9309 (expand_asm_memory_barrier): Rename ...
9310 (expand_asm_memory_blockage): ... to this.
9311 (expand_mem_thread_fence): Call expand_memory_blockage
9312 instead of expand_asm_memory_barrier.
9313 (expand_mem_singnal_fence): Ditto.
9314 (expand_atomic_load): Ditto.
9315 (expand_atomic_store): Ditto.
9316 * doc/md.texi (Standard Pattern Names For Generation):
9317 Document memory_blockage instruction pattern.
9319 2017-10-13 Sebastian Perta <sebastian.perta@renesas.com>
9321 * config/rl78/rl78.c (rl78_emit_libcall): New function.
9322 * config/rl78/rl78-protos.h (rl78_emit_libcall): New function.
9323 * config/rl78/rl78.md: New define_expand "adddi3".
9325 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
9327 * cfghooks.c (verify_flow_info): Disable check that all probabilities
9330 2017-10-13 Jeff Law <law@redhat.com>
9332 * tree-ssa-reassoc.c (reassociate_bb): Clarify code slighly.
9334 2017-10-13 Jakub Jelinek <jakub@redhat.com>
9337 * internal-fn.c (expand_mul_overflow): If both operands have
9338 the same highpart of -1 or 0 and the topmost bit of lowpart
9339 is different, overflow is if res <= 0 rather than res < 0.
9341 2017-10-13 Pat Haugen <pthaugen@us.ibm.com>
9343 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Remove
9344 TARGET_P9_VECTOR code for unaligned_load case.
9346 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
9348 * cfghooks.c (verify_flow_info): Check that edge probabilities are set.
9350 2017-10-13 Nathan Sidwell <nathan@acm.org>
9352 * tree-core.h (tree_contains_struct): Make bool.
9353 * tree.c (tree_contains_struct): Likewise.
9354 * tree.h (MARK_TS_BASE): Remove do ... while (0) idiom.
9355 (MARK_TS_TYPED, MARK_TS_COMMON, MARK_TS_TYPE_COMMON,
9356 MARK_TS_TYPE_WITH_LANG_SPECIFIC, MARK_TS_DECL_MINIMAL,
9357 MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL, MARK_TS_DECL_WITH_VIS,
9358 MARK_TS_DECL_NON_COMMON): Likewise, use comma operator.
9360 2017-10-13 Richard Biener <rguenther@suse.de>
9362 * graphite-isl-ast-to-gimple.c
9363 (translate_isl_ast_to_gimple::get_rename_from_scev): Remove unused
9364 parameters and dominance check.
9365 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block): Adjust.
9366 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Likewise.
9367 (translate_isl_ast_to_gimple::graphite_regenerate_ast_isl):
9368 Do not update SSA form here or do intermediate IL verification.
9369 * graphite.c: Include tree-ssa.h and tree-into-ssa.h.
9370 (graphite_initialize): Remove check on the number of loops in
9371 the function and inline into graphite_transform_loops.
9372 (graphite_finalize): Inline into graphite_transform_loops.
9373 (graphite_transform_loops): Perform SSA update and IL verification
9375 * params.def (PARAM_GRAPHITE_MIN_LOOPS_PER_FUNCTION): Remove.
9377 2017-10-13 Richard Biener <rguenther@suse.de>
9379 * graphite-isl-ast-to-gimple.c (max_mode_int_precision,
9380 graphite_expression_type_precision): Avoid global constructor
9382 (translate_isl_ast_to_gimple::translate_isl_ast_to_gimple): Here.
9383 (translate_isl_ast_to_gimple::graphite_expr_type): Add type member.
9384 (translate_isl_ast_to_gimple::translate_isl_ast_node_for): Use it.
9385 (translate_isl_ast_to_gimple::build_iv_mapping): Likewise.
9386 (translate_isl_ast_to_gimple::graphite_create_new_guard): Likewise.
9387 * graphite-sese-to-poly.c (build_original_schedule): Return nothing.
9389 2017-10-13 H.J. Lu <hongjiu.lu@intel.com>
9392 * config/i386/i386.h (ix86_red_zone_size): New.
9393 * config/i386/i386.md (push peephole2s): Replace
9394 "!ix86_using_red_zone ()" with "ix86_red_zone_size == 0".
9396 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9397 Alan Hayward <alan.hayward@arm.com>
9398 David Sherwood <david.sherwood@arm.com>
9400 * combine.c (can_change_dest_mode): Reject changes in
9401 REGMODE_NATURAL_SIZE.
9403 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9404 Alan Hayward <alan.hayward@arm.com>
9405 David Sherwood <david.sherwood@arm.com>
9407 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_BITSIZE.
9408 (expand_debug_source_expr): Likewise.
9409 * combine.c (combine_simplify_rtx): Likewise.
9410 * cse.c (fold_rtx): Likewise.
9411 * fwprop.c (canonicalize_address): Likewise.
9412 * targhooks.c (default_shift_truncation_mask): Likewise.
9414 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9415 Alan Hayward <alan.hayward@arm.com>
9416 David Sherwood <david.sherwood@arm.com>
9418 * optabs.c (add_equal_note): Use GET_MODE_UNIT_SIZE.
9419 (widened_mode): Likewise.
9420 (expand_unop): Likewise.
9421 * ree.c (transform_ifelse): Likewise.
9422 (merge_def_and_ext): Likewise.
9423 (combine_reaching_defs): Likewise.
9424 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9426 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9427 Alan Hayward <alan.hayward@arm.com>
9428 David Sherwood <david.sherwood@arm.com>
9430 * caller-save.c (replace_reg_with_saved_mem): Use byte_lowpart_offset.
9431 * combine.c (gen_lowpart_for_combine): Likewise.
9432 * dwarf2out.c (rtl_for_decl_location): Likewise.
9433 * final.c (alter_subreg): Likewise.
9434 * rtlhooks.c (gen_lowpart_general): Likewise.
9435 (gen_lowpart_if_possible): Likewise.
9437 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9438 Alan Hayward <alan.hayward@arm.com>
9439 David Sherwood <david.sherwood@arm.com>
9441 * calls.c (expand_call): Use subreg_lowpart_offset.
9442 * cse.c (cse_insn): Likewise.
9443 * regcprop.c (copy_value): Likewise.
9444 (copyprop_hardreg_forward_1): Likewise.
9446 2017-10-13 Jakub Jelinek <jakub@redhat.com>
9449 * config/i386/i386.md (addqi_ext_1, andqi_ext_1,
9450 *andqi_ext_1_cc, *<code>qi_ext_1, *xorqi_ext_1_cc): Change
9451 =Q constraints to +Q and into insn condition add check
9452 that operands[0] and operands[1] are equal.
9453 (*addqi_ext_2, *andqi_ext_2, *<code>qi_ext_2): Change
9454 =Q constraints to +Q and into insn condition add check
9455 that operands[0] is equal to either operands[1] or operands[2].
9458 * fold-const.c (fold_binary_loc) <bit_rotate>: Code cleanups,
9459 instead of handling MINUS_EXPR twice (once for each argument),
9460 canonicalize operand order and handle just once, use rtype where
9461 possible. Handle (A << B) | (A >> (-B & (Z - 1))).
9464 * config/i386/ia32intrin.h (__rold, __rord, __rolq, __rorq): Allow
9465 any values of __C while still being pattern recognizable as a simple
9468 2017-10-13 Richard Biener <rguenther@suse.de>
9470 PR tree-optimization/82451
9472 2017-10-02 Richard Biener <rguenther@suse.de>
9474 PR tree-optimization/82355
9475 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
9476 a mapping for the enclosing loop but avoid generating one for
9478 (copy_bb_and_scalar_dependences): Remove premature codegen
9479 error on PHIs in blocks duplicated into multiple places.
9480 * graphite-scop-detection.c
9481 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
9482 in the region use it as loop and nest to analyze the DR in.
9483 (try_generate_gimple_bb): Likewise.
9484 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
9485 (add_loop_constraints): For blocks in a loop not in the region
9486 create a dimension with a single iteration.
9487 * sese.h (gbb_loop_at_index): Remove assert.
9489 * cfgloop.c (loop_preheader_edge): For the loop tree root
9490 return the single successor of the entry block.
9491 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
9492 Reset the SCEV hashtable and niters.
9493 * graphite-scop-detection.c
9494 (scop_detection::graphite_can_represent_scev): Add SCOP parameter,
9495 assert that we only have POLYNOMIAL_CHREC that vary in loops
9496 contained in the region.
9497 (scop_detection::graphite_can_represent_expr): Adjust.
9498 (scop_detection::stmt_has_simple_data_refs_p): For loops
9499 not in the region set loop to NULL. The nest is now the
9500 entry edge to the region.
9501 (try_generate_gimple_bb): Likewise.
9502 * sese.c (scalar_evolution_in_region): Adjust for
9503 instantiate_scev change.
9504 * tree-data-ref.h (graphite_find_data_references_in_stmt):
9505 Make nest parameter the edge into the region.
9506 (create_data_ref): Likewise.
9507 * tree-data-ref.c (dr_analyze_indices): Make nest parameter an
9508 entry edge into a region and adjust instantiate_scev calls.
9509 (create_data_ref): Likewise.
9510 (graphite_find_data_references_in_stmt): Likewise.
9511 (find_data_references_in_stmt): Pass the loop preheader edge
9512 from the nest argument.
9513 * tree-scalar-evolution.h (instantiate_scev): Make instantiate_below
9514 parameter the edge into the region.
9515 (instantiate_parameters): Use the loop preheader edge as entry.
9516 * tree-scalar-evolution.c (analyze_scalar_evolution): Handle
9518 (get_instantiated_value_entry): Make instantiate_below parameter
9519 the edge into the region.
9520 (instantiate_scev_name): Likewise. Adjust dominance checks,
9521 when we cannot use loop-based instantiation instantiate by
9522 walking use-def chains.
9523 (instantiate_scev_poly): Adjust.
9524 (instantiate_scev_binary): Likewise.
9525 (instantiate_scev_convert): Likewise.
9526 (instantiate_scev_not): Likewise.
9527 (instantiate_array_ref): Remove.
9528 (instantiate_scev_3): Likewise.
9529 (instantiate_scev_2): Likewise.
9530 (instantiate_scev_1): Likewise.
9531 (instantiate_scev_r): Do not blindly handle N-operand trees.
9532 Do not instantiate array-refs. Handle all constants and invariants.
9533 (instantiate_scev): Make instantiate_below parameter
9534 the edge into the region.
9535 (resolve_mixers): Use the loop preheader edge for the region
9536 parameter to instantiate_scev_r.
9537 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Adjust.
9539 2017-10-13 Richard Biener <rguenther@suse.de>
9541 PR tree-optimization/82525
9542 * graphite-isl-ast-to-gimple.c
9543 (translate_isl_ast_to_gimple::widest_int_from_isl_expr_int): Split
9545 (translate_isl_ast_to_gimple::gcc_expression_from_isl_expr_int): Here.
9546 Fail code generation when we cannot represent the isl integer.
9547 (binary_op_to_tree): Elide modulo operations that are no-ops
9548 in the type we code generate. Remove now superfluous code
9551 2017-10-13 Richard Biener <rguenther@suse.de>
9553 * graphite-scop-detection.c (loop_ivs_can_be_represented): Remove.
9554 (scop_detection::harmful_loop_in_region): Remove premature
9555 IV type restriction.
9556 (scop_detection::graphite_can_represent_scev): We can handle
9557 pointer IVs just fine.
9559 2017-10-13 Alan Modra <amodra@gmail.com>
9561 * doc/extend.texi (Extended Asm <Clobbers>): Rename to
9562 "Clobbers and Scratch Registers". Add paragraph on
9563 alternative to clobbers for scratch registers and OpenBLAS
9566 2017-10-13 Alan Modra <amodra@gmail.com>
9568 * doc/extend.texi (Clobbers): Correct vax example. Delete old
9569 example of a memory input for a string of known length. Move
9570 commentary out of table. Add a number of new examples
9571 covering array memory inputs.
9573 2017-10-12 Martin Liska <mliska@suse.cz>
9575 PR tree-optimization/82493
9576 * sbitmap.c (bitmap_bit_in_range_p): Fix the implementation.
9577 (test_range_functions): New function.
9578 (sbitmap_c_tests): Likewise.
9579 * selftest-run-tests.c (selftest::run_tests): Run new tests.
9580 * selftest.h (sbitmap_c_tests): New function.
9582 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
9584 2017-10-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9586 * config/rs6000/amo.h: Fix spacing issue.
9588 2017-10-12 Jakub Jelinek <jakub@redhat.com>
9591 * config/i386/i386.md (*ashl<mode>3_mask_1,
9592 *<shift_insn><mode>3_mask_1, *<rotate_insn><mode>3_mask_1,
9593 *<btsc><mode>_mask_1, *btr<mode>_mask_1): New define_insn_and_split
9596 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
9598 * profile-count.h (safe_scale_64bit): Fix GCC4.x path.
9599 (profile_probability): Set max_probability
9600 to (uint32_t) 1 << (n_bits - 2) and update accessors to avoid overlfows
9602 * profile-count.c (profile_probability::differs_from_p): Do not
9603 rely on max_probaiblity == 10000
9605 2017-10-12 Jeff Law <law@redhat.com>
9607 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject ao_refs with
9610 2017-10-12 Martin Sebor <msebor@redhat.com>
9614 * cgraphunit.c (maybe_diag_incompatible_alias): New function.
9615 (handle_alias_pairs): Call it.
9616 * common.opt (-Wattribute-alias): New option.
9617 * doc/extend.texi (ifunc attribute): Discuss C++ specifics.
9618 * doc/invoke.texi (-Wattribute-alias): Document.
9620 2017-10-12 Vladimir Makarov <vmakarov@redhat.com>
9623 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
9625 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
9627 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
9628 (make_hard_regno_born, make_hard_regno_dead): Update
9629 bb_killed_pseudos and bb_gen_pseudos.
9631 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
9633 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Fix Zen support.
9635 2017-10-12 Uros Bizjak <ubizjak@gmail.com>
9637 * config/alpha/alpha.c (alpha_split_conditional_move):
9638 Use std::swap instead of manually swapping.
9639 (alpha_stdarg_optimize_hook): Ditto.
9640 (alpha_canonicalize_comparison): Ditto.
9642 2017-10-12 Bin Cheng <bin.cheng@arm.com>
9644 * tree-loop-distribution.c (struct builtin_info): New struct.
9645 (struct partition): Refactor fields into struct builtin_info.
9646 (partition_free): Free struct builtin_info.
9647 (build_size_arg_loc, build_addr_arg_loc): Delete.
9648 (generate_memset_builtin, generate_memcpy_builtin): Get memory range
9649 information from struct builtin_info.
9650 (find_single_drs): New function refactored from classify_partition.
9651 Also moved builtin validity checks to this function.
9652 (compute_access_range, alloc_builtin): New functions.
9653 (classify_builtin_st, classify_builtin_ldst): New functions.
9654 (classify_partition): Refactor code into functions find_single_drs,
9655 classify_builtin_st and classify_builtin_ldst.
9656 (distribute_loop): Don't do runtime alias check when distributing
9658 (find_seed_stmts_for_distribution): New function.
9659 (pass_loop_distribution::execute): Refactor code finding seed
9660 stmts into above function. Support distribution for the innermost
9661 two-level loop nest. Adjust dump information.
9663 2017-10-12 Bin Cheng <bin.cheng@arm.com>
9665 * tree-loop-distribution.c: Adjust the general comment.
9666 (NUM_PARTITION_THRESHOLD): New macro.
9667 (ssa_name_has_uses_outside_loop_p): Support loop nest distribution.
9668 (classify_partition): Skip builtin pattern of loop nest's inner loop.
9669 (merge_dep_scc_partitions): New parameter ignore_alias_p and use it
9670 in call to build_partition_graph.
9671 (finalize_partitions): New parameter. Make loop distribution more
9672 conservative by fusing more partitions.
9673 (distribute_loop): Don't do runtime alias check in case of loop nest
9675 (find_seed_stmts_for_distribution): New function.
9676 (prepare_perfect_loop_nest): New function.
9677 (pass_loop_distribution::execute): Refactor code finding seed stmts
9678 and loop nest into above functions. Support loop nest distribution.
9679 Adjust dump information accordingly.
9681 2017-10-12 Bin Cheng <bin.cheng@arm.com>
9683 * tree-loop-distribution.c (break_alias_scc_partitions): Add comment
9684 and set PTYPE_SEQUENTIAL for merged partition.
9686 2017-10-12 Richard Biener <rguenther@suse.de>
9688 PR tree-optimization/69728
9690 2017-09-19 Richard Biener <rguenther@suse.de>
9692 PR tree-optimization/69728
9693 * graphite-sese-to-poly.c (schedule_error): New global.
9694 (add_loop_schedule): Handle empty domain by failing the
9696 (build_original_schedule): Handle schedule_error.
9698 * graphite-sese-to-poly.c (add_loop_schedule): Handle empty
9699 domain by returning an unchanged schedule.
9701 2017-10-12 Jakub Jelinek <jakub@redhat.com>
9703 * genrecog.c (validate_pattern): For VEC_SELECT verify that
9704 CONST_INT selectors are 0 to GET_MODE_NUNITS (imode) - 1.
9706 2017-10-12 Aldy Hernandez <aldyh@redhat.com>
9708 * Makefile.in (TAGS): Merge all the *.def files into one pattern.
9711 2017-10-12 Jakub Jelinek <jakub@redhat.com>
9714 * expr.c (store_field): Don't optimize away bitsize == 0 store
9715 from CALL_EXPR with addressable return type.
9717 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
9719 * config/rs6000/rs6000.h (TARGET_ISEL64): Delete.
9720 * config/rs6000/rs6000.md (sel): Delete mode attribute.
9721 (mov<mode>cc, isel_signed_<mode>, isel_unsigned_<mode>,
9722 *isel_reversed_signed_<mode>, *isel_reversed_unsigned_<mode>): Use
9723 TARGET_ISEL instead of TARGET_ISEL<sel>.
9725 2017-10-11 David Edelsohn <dje.gcc@gmail.com>
9727 * config/rs6000/rs6000.c
9728 (rs6000_xcoff_asm_output_aligned_decl_common): Test for NULL decl.
9730 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
9732 * config/rs6000/predicates.md (zero_constant, all_ones_constant):
9734 (reg_or_cint_operand): Fix comment.
9735 (reg_or_zero_operand): New predicate.
9736 * config/rs6000/rs6000-protos.h (output_isel): Delete.
9737 * config/rs6000/rs6000.c (output_isel): Delete.
9738 * config/rs6000/rs6000.md (isel_signed_<mode>): Use reg_or_zero_operand
9739 instead of reg_or_cint_operand. Output instruction directly (not via
9741 (isel_unsigned_<mode>): Ditto.
9742 (*isel_reversed_signed_<mode>): Use reg_or_zero_operand instead of
9743 gpc_reg_operand. Add an instruction alternative for this. Output
9744 instruction directly.
9745 (*isel_reversed_unsigned_<mode>): Ditto.
9747 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
9749 * config/i386/i386.c (ix86_canonicalize_comparison): New function.
9750 (TARGET_CANONICALIZE_COMPARISON): Define.
9752 2017-10-11 Qing Zhao <qing.zhao@oracle.com>
9755 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
9756 Check whether the dest is REG before adding REG_EQUIV note.
9758 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
9761 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
9763 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
9764 (make_hard_regno_born, make_hard_regno_dead): Update
9765 bb_killed_pseudos and bb_gen_pseudos.
9767 2017-10-11 Nathan Sidwell <nathan@acm.org>
9769 * incpath.h (enum incpath_kind): Name enum, prefix values.
9770 (add_path, add_cpp_dir_path, get_added_cpp_dirs): Use incpath_kind.
9771 * incpath.c (heads, tails): Use INC_MAX.
9772 (add_env_var_paths, add_standard_paths): Use incpath_kind.
9773 (merge_include_chains, split_quote_chain,
9774 register_include_chains): Update incpath_kind names.
9775 (add_cpp_dir_path, add_path, get_added_cpp_dirs): Use incpath_kind.
9776 * config/darwin-c.c (add_system_framework_path): Update incpath_kind
9778 (add_framework_path, darwin_register_objc_includes): Likewise.
9779 * config/vms/vms-c.c (vms_c_register_includes): Likewise.
9781 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
9783 * config/i386/i386.md (*cmp<X87MODEF:mode>_<SWI24:mode>_i387):
9784 Do not use float_operator operator predicate.
9785 (*cmp<X87MODEF:mode>_<SWI24:mode>_cc_i387): Ditto.
9786 * config/i386/predicates.md (float_operator): Remove predicate.
9788 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
9790 * config/i386/i386.md (*jcc<mode>_0_i387): Remove insn pattern.
9791 (*jccxf_i387): Ditto.
9792 (*jcc<mode>_i387): Ditto.
9793 (*jccu<mode>_i387): Ditto.
9794 (*jcc<X87MODEF:mode>_<SWI24:mode>_i387): Ditto.
9795 (*jcc_*_i387 splitters): Remove.
9796 * config/i386/i386-protos.h (ix86_split_fp_branch): Remove prototype.
9797 * config/i386/i386.c (ix86_split_fp_branch): Remove.
9798 * config/i386/predicates.md (ix86_swapped_fp_comparison_operator):
9801 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
9803 * profile-count.h (slow_safe_scale_64bit): New function.
9804 (safe_scale_64bit): New inline.
9805 (profile_count::max_safe_multiplier): Remove; use safe_scale_64bit.
9806 * profile-count.c: Include wide-int.h
9807 (slow_safe_scale_64bit): New.
9809 2017-10-11 Nathan Sidwell <nathan@acm.org>
9811 * tree.h (DECL_ASSEMBLER_NAME_SET_P): Don't check
9812 HAS_DECL_ASSEMBLER_NAME_P.
9813 * gimple-expr.c (gimple_decl_printable_name: Check
9814 HAS_DECL_ASSEMBLER_NAME_P too.
9815 * ipa-utils.h (type_in_anonymous_namespace_p): Check
9816 DECL_ASSEMBLER_NAME_SET_P of TYPE_NAME.
9817 (odr_type_p): No need to assert TYPE_NAME is a TYPE_DECL.
9818 * passes.c (rest_of_decl_compilation): Check
9819 HAS_DECL_ASSEMBLER_NAME_P too.
9820 * recog.c (verify_changes): Likewise.
9821 * tree-pretty-print.c (dump_decl_name): Likewise.
9822 * tree-ssa-structalias.c (alias_get_name): Likewise. Reimplement.
9824 * tree.h (DECL_ASSEMBLER_NAME_RAW): New.
9825 (SET_DECL_ASSEMBLER_NAME): Use it.
9826 (DECL_ASSEMBLER_NAME_SET_P): Likewise.
9827 (COPY_DECL_ASSEMBLER_NAME): Likewise.
9828 * tree.c (decl_assembler_name): Use DECL_ASSEMBLER_NAME_RAW.
9830 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
9832 * config.gcc (i386, x86_64): Add extra objects.
9833 * config/i386/i386-protos.h (ix86_rip_relative_addr_p): Declare.
9834 (ix86_min_insn_size): Declare.
9835 (ix86_issue_rate): Declare.
9836 (ix86_adjust_cost): Declare.
9837 (ia32_multipass_dfa_lookahead): Declare.
9838 (ix86_macro_fusion_p): Declare.
9839 (ix86_macro_fusion_pair_p): Declare.
9840 (ix86_bd_has_dispatch): Declare.
9841 (ix86_bd_do_dispatch): Declare.
9842 (ix86_core2i7_init_hooks): Declare.
9843 (ix86_atom_sched_reorder): Declare.
9844 * config/i386/i386.c Move all CPU cost tables to x86-tune-costs.h.
9845 (COSTS_N_BYTES): Move to x86-tune-costs.h.
9846 (DUMMY_STRINGOP_ALGS):Move to x86-tune-costs.h.
9847 (rip_relative_addr_p): Rename to ...
9848 (ix86_rip_relative_addr_p): ... this one; export.
9849 (memory_address_length): Update.
9850 (ix86_issue_rate): Move to x86-tune-sched.c.
9851 (ix86_flags_dependent): Move to x86-tune-sched.c.
9852 (ix86_agi_dependent): Move to x86-tune-sched.c.
9853 (exact_dependency_1): Move to x86-tune-sched.c.
9854 (exact_store_load_dependency): Move to x86-tune-sched.c.
9855 (ix86_adjust_cost): Move to x86-tune-sched.c.
9856 (ia32_multipass_dfa_lookahead): Move to x86-tune-sched.c.
9857 (ix86_macro_fusion_p): Move to x86-tune-sched.c.
9858 (ix86_macro_fusion_pair_p): Move to x86-tune-sched.c.
9859 (do_reorder_for_imul): Move to x86-tune-sched-atom.c.
9860 (swap_top_of_ready_list): Move to x86-tune-sched-atom.c.
9861 (ix86_sched_reorder): Move to x86-tune-sched-atom.c.
9862 (core2i7_first_cycle_multipass_init): Move to x86-tune-sched-core.c.
9863 (core2i7_dfa_post_advance_cycle): Move to x86-tune-sched-core.c.
9864 (min_insn_size): Rename to ...
9865 (ix86_min_insn_size): ... this one; export.
9866 (core2i7_first_cycle_multipass_begin): Move to x86-tune-sched-core.c.
9867 (core2i7_first_cycle_multipass_issue): Move to x86-tune-sched-core.c.
9868 (core2i7_first_cycle_multipass_backtrack): Move to
9869 x86-tune-sched-core.c.
9870 (core2i7_first_cycle_multipass_end): Move to x86-tune-sched-core.c.
9871 (core2i7_first_cycle_multipass_fini): Move to x86-tune-sched-core.c.
9872 (ix86_sched_init_global): Break up logic to ix86_core2i7_init_hooks.
9873 (ix86_avoid_jump_mispredicts): Update.
9874 (TARGET_SCHED_DISPATCH): Move to ix86-tune-sched-bd.c.
9875 (TARGET_SCHED_DISPATCH_DO): Move to ix86-tune-sched-bd.c.
9876 (TARGET_SCHED_REORDER): Move to ix86-tune-sched-bd.c.
9877 (DISPATCH_WINDOW_SIZE): Move to ix86-tune-sched-bd.c.
9878 (MAX_DISPATCH_WINDOWS): Move to ix86-tune-sched-bd.c.
9879 (MAX_INSN): Move to ix86-tune-sched-bd.c.
9880 (MAX_IMM): Move to ix86-tune-sched-bd.c.
9881 (MAX_IMM_SIZE): Move to ix86-tune-sched-bd.c.
9882 (MAX_IMM_32): Move to ix86-tune-sched-bd.c.
9883 (MAX_IMM_64): Move to ix86-tune-sched-bd.c.
9884 (MAX_LOAD): Move to ix86-tune-sched-bd.c.
9885 (MAX_STORE): Move to ix86-tune-sched-bd.c.
9886 (BIG): Move to ix86-tune-sched-bd.c.
9887 (enum dispatch_group): Move to ix86-tune-sched-bd.c.
9888 (enum insn_path): Move to ix86-tune-sched-bd.c.
9889 (get_mem_group): Move to ix86-tune-sched-bd.c.
9890 (is_cmp): Move to ix86-tune-sched-bd.c.
9891 (dispatch_violation): Move to ix86-tune-sched-bd.c.
9892 (is_branch): Move to ix86-tune-sched-bd.c.
9893 (is_prefetch): Move to ix86-tune-sched-bd.c.
9894 (init_window): Move to ix86-tune-sched-bd.c.
9895 (allocate_window): Move to ix86-tune-sched-bd.c.
9896 (init_dispatch_sched): Move to ix86-tune-sched-bd.c.
9897 (is_end_basic_block): Move to ix86-tune-sched-bd.c.
9898 (process_end_window): Move to ix86-tune-sched-bd.c.
9899 (allocate_next_window): Move to ix86-tune-sched-bd.c.
9900 (find_constant): Move to ix86-tune-sched-bd.c.
9901 (get_num_immediates): Move to ix86-tune-sched-bd.c.
9902 (has_immediate): Move to ix86-tune-sched-bd.c.
9903 (get_insn_path): Move to ix86-tune-sched-bd.c.
9904 (get_insn_group): Move to ix86-tune-sched-bd.c.
9905 (count_num_restricted): Move to ix86-tune-sched-bd.c.
9906 (fits_dispatch_window): Move to ix86-tune-sched-bd.c.
9907 (add_insn_window): Move to ix86-tune-sched-bd.c.
9908 (add_to_dispatch_window): Move to ix86-tune-sched-bd.c.
9909 (debug_dispatch_window_file): Move to ix86-tune-sched-bd.c.
9910 (debug_dispatch_window): Move to ix86-tune-sched-bd.c.
9911 (debug_insn_dispatch_info_file): Move to ix86-tune-sched-bd.c.
9912 (debug_ready_dispatch): Move to ix86-tune-sched-bd.c.
9913 (do_dispatch): Move to ix86-tune-sched-bd.c.
9914 (has_dispatch): Move to ix86-tune-sched-bd.c.
9915 * config/i386/t-i386: Add new object files.
9916 * config/i386/x86-tune-costs.h: New file.
9917 * config/i386/x86-tune-sched-atom.c: New file.
9918 * config/i386/x86-tune-sched-bd.c: New file.
9919 * config/i386/x86-tune-sched-core.c: New file.
9920 * config/i386/x86-tune-sched.c: New file.
9922 2017-10-11 Liu Hao <lh_mouse@126.com>
9924 * pretty-print.c [_WIN32] (colorize_init): Remove. Use
9925 the generic version below instead.
9926 (should_colorize): Recognize Windows consoles as terminals
9928 * pretty-print.c [__MINGW32__] (write_all): New function.
9929 [__MINGW32__] (find_esc_head): Likewise.
9930 [__MINGW32__] (find_esc_terminator): Likewise.
9931 [__MINGW32__] (eat_esc_sequence): Likewise.
9932 [__MINGW32__] (mingw_ansi_fputs): New function that handles
9934 (pp_write_text_to_stream): Use mingw_ansi_fputs instead of fputs
9937 2017-10-11 Richard Biener <rguenther@suse.de>
9939 * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
9940 Properly call analyze_scalar_evolution with the loop of the stmt.
9942 2017-10-11 Richard Biener <rguenther@suse.de>
9944 * tree.def (POLYNOMIAL_CHREC): Remove CHREC_VARIABLE tree operand.
9945 * tree-core.h (tree_base): Add chrec_var union member.
9946 * tree.h (CHREC_VAR): Remove.
9947 (CHREC_LEFT, CHREC_RIGHT, CHREC_VARIABLE): Adjust.
9948 * tree-chrec.h (build_polynomial_chrec): Adjust.
9949 * tree-chrec.c (reset_evolution_in_loop): Use build_polynomial_chrec.
9950 * tree-pretty-print.c (dump_generic_node): Use CHREC_VARIABLE.
9952 2017-10-11 Marc Glisse <marc.glisse@inria.fr>
9954 * fold-const.c (fold_binary_loc) [X +- Y CMP X]: Move ...
9955 * match.pd: ... here.
9956 ((T) X == (T) Y): Relax condition.
9958 2017-10-11 Bin Cheng <bin.cheng@arm.com>
9960 PR tree-optimization/82472
9961 * tree-loop-distribution.c (sort_partitions_by_post_order): Refine
9963 (break_alias_scc_partitions): Update postorder number.
9965 2017-10-11 Martin Liska <mliska@suse.cz>
9968 * opts.c (parse_no_sanitize_attribute): Do not use error_value
9970 * opts.h (parse_no_sanitize_attribute): Remove last argument.
9972 2017-10-11 Martin Liska <mliska@suse.cz>
9974 * print-rtl.c (print_insn): Move declaration of idbuf
9975 to same scope as name.
9977 2017-10-11 Martin Liska <mliska@suse.cz>
9982 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
9985 2017-10-11 Martin Liska <mliska@suse.cz>
9988 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
9991 2017-10-11 Adhemerval Zanella <adhemerval.zanella@linaro.org>
9993 * config.gcc (default_gnu_indirect_function): Default to yes for
9994 arm*-*-linux* with glibc.
9996 2017-10-11 Richard Biener <rguenther@suse.de>
9998 * tree-scalar-evolution.c (get_scalar_evolution): Handle
9999 default-defs and types we do not want to analyze.
10000 (interpret_loop_phi): Replace unreachable code with an assert.
10001 (compute_scalar_evolution_in_loop): Remove and inline ...
10002 (analyze_scalar_evolution_1): ... here, replacing condition with
10003 what makes the intent clearer. Remove handling of cases
10004 get_scalar_evolution now handles.
10006 2017-10-10 Jim Wilson <wilson@tuliptree.org>
10008 PR rtl-optimization/81434
10009 * haifa-sched.c (prune_ready_list): Init min_cost_group to 0. Update
10010 comment for main loop. In sched_group_found if, also add checks for
10011 pass and min_cost_group.
10013 2017-10-10 Segher Boessenkool <segher@kernel.crashing.org>
10015 * config/rs6000/rs6000.c (TARGET_INSN_COST): New.
10016 (rs6000_insn_cost): New function.
10017 * config/rs6000/rs6000.md (cost): New attribute.
10019 2017-10-10 Jakub Jelinek <jakub@redhat.com>
10020 H.J. Lu <hongjiu.lu@intel.com>
10024 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Add
10025 OPTION_MASK_ISA_MMX for __builtin_ia32_maskmovq,
10026 __builtin_ia32_vec_ext_v4hi and __builtin_ia32_vec_set_v4hi.
10027 (ix86_expand_builtin): Treat OPTION_MASK_ISA_MMX similarly
10028 to OPTION_MASK_ISA_AVX512VL - builtins that have both
10029 OPTION_MASK_ISA_MMX and some other bit set require both
10030 mmx and the ISAs without the mmx bit.
10031 * config/i386/i386-builtin.def (__builtin_ia32_cvtps2pi,
10032 __builtin_ia32_cvttps2pi, __builtin_ia32_cvtpi2ps,
10033 __builtin_ia32_pavgb, __builtin_ia32_pavgw, __builtin_ia32_pmulhuw,
10034 __builtin_ia32_pmaxub, __builtin_ia32_pmaxsw, __builtin_ia32_pminub,
10035 __builtin_ia32_pminsw, __builtin_ia32_psadbw, __builtin_ia32_pmovmskb,
10036 __builtin_ia32_pshufw, __builtin_ia32_cvtpd2pi,
10037 __builtin_ia32_cvttpd2pi, __builtin_ia32_cvtpi2pd,
10038 __builtin_ia32_pmuludq, __builtin_ia32_pabsb, __builtin_ia32_pabsw,
10039 __builtin_ia32_pabsd, __builtin_ia32_phaddw, __builtin_ia32_phaddd,
10040 __builtin_ia32_phaddsw, __builtin_ia32_phsubw, __builtin_ia32_phsubd,
10041 __builtin_ia32_phsubsw, __builtin_ia32_pmaddubsw,
10042 __builtin_ia32_pmulhrsw, __builtin_ia32_pshufb, __builtin_ia32_psignb,
10043 __builtin_ia32_psignw, __builtin_ia32_psignd, __builtin_ia32_movntq,
10044 __builtin_ia32_paddq, __builtin_ia32_psubq, __builtin_ia32_palignr):
10045 Add OPTION_MASK_ISA_MMX.
10047 2017-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10049 * config.gcc (armv7*-*-freebsd*): New target.
10050 (armv6*-*-freebsd*): Remove obsolete TARGET_FREEBSD_ARMv6 define.
10052 2017-10-10 Jan Hubicka <hubicka@ucw.cz>
10054 * x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI,
10055 X86_TUNE_ADJUST_UNROLL, X86_TUNE_ONE_IF_CONV_INSN): Move to right
10058 2017-10-10 Richard Sandiford <richard.sandiford@linaro.org>
10060 * wide-int.h (wide_int_ref_storage): Make host_dependent_precision
10061 a template parameter.
10062 (WIDE_INT_REF_FOR): Update accordingly.
10063 * tree.h (wi::int_traits <const_tree>): Delete.
10064 (wi::tree_to_widest_ref, wi::tree_to_offset_ref): New typedefs.
10065 (wi::to_widest, wi::to_offset): Use them. Expand commentary.
10066 (wi::tree_to_wide_ref): New typedef.
10067 (wi::to_wide): New function.
10068 * calls.c (get_size_range): Use wi::to_wide when operating on
10069 trees as wide_ints.
10070 * cgraph.c (cgraph_node::create_thunk): Likewise.
10071 * config/i386/i386.c (ix86_data_alignment): Likewise.
10072 (ix86_local_alignment): Likewise.
10073 * dbxout.c (stabstr_O): Likewise.
10074 * dwarf2out.c (add_scalar_info, gen_enumeration_type_die): Likewise.
10075 * expr.c (const_vector_from_tree): Likewise.
10076 * fold-const-call.c (host_size_t_cst_p, fold_const_call_1): Likewise.
10077 * fold-const.c (may_negate_without_overflow_p, negate_expr_p)
10078 (fold_negate_expr_1, int_const_binop_1, const_binop)
10079 (fold_convert_const_int_from_real, optimize_bit_field_compare)
10080 (all_ones_mask_p, sign_bit_p, unextend, extract_muldiv_1)
10081 (fold_div_compare, fold_single_bit_test, fold_plusminus_mult_expr)
10082 (pointer_may_wrap_p, expr_not_equal_to, fold_binary_loc)
10083 (fold_ternary_loc, multiple_of_p, fold_negate_const, fold_abs_const)
10084 (fold_not_const, round_up_loc): Likewise.
10085 * gimple-fold.c (gimple_fold_indirect_ref): Likewise.
10086 * gimple-ssa-warn-alloca.c (alloca_call_type_by_arg): Likewise.
10087 (alloca_call_type): Likewise.
10088 * gimple.c (preprocess_case_label_vec_for_gimple): Likewise.
10089 * godump.c (go_output_typedef): Likewise.
10090 * graphite-sese-to-poly.c (tree_int_to_gmp): Likewise.
10091 * internal-fn.c (get_min_precision): Likewise.
10092 * ipa-cp.c (ipcp_store_vr_results): Likewise.
10093 * ipa-polymorphic-call.c
10094 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Likewise.
10095 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Likewise.
10096 (ipa_modify_call_arguments): Likewise.
10097 * match.pd: Likewise.
10098 * omp-low.c (scan_omp_1_op, lower_omp_ordered_clauses): Likewise.
10099 * print-tree.c (print_node_brief, print_node): Likewise.
10100 * stmt.c (expand_case): Likewise.
10101 * stor-layout.c (layout_type): Likewise.
10102 * tree-affine.c (tree_to_aff_combination): Likewise.
10103 * tree-cfg.c (group_case_labels_stmt): Likewise.
10104 * tree-data-ref.c (dr_analyze_indices): Likewise.
10105 (prune_runtime_alias_test_list): Likewise.
10106 * tree-dump.c (dequeue_and_dump): Likewise.
10107 * tree-inline.c (remap_gimple_op_r, copy_tree_body_r): Likewise.
10108 * tree-predcom.c (is_inv_store_elimination_chain): Likewise.
10109 * tree-pretty-print.c (dump_generic_node): Likewise.
10110 * tree-scalar-evolution.c (iv_can_overflow_p): Likewise.
10111 (simple_iv_with_niters): Likewise.
10112 * tree-ssa-address.c (addr_for_mem_ref): Likewise.
10113 * tree-ssa-ccp.c (ccp_finalize, evaluate_stmt): Likewise.
10114 * tree-ssa-loop-ivopts.c (constant_multiple_of): Likewise.
10115 * tree-ssa-loop-niter.c (split_to_var_and_offset)
10116 (refine_value_range_using_guard, number_of_iterations_ne_max)
10117 (number_of_iterations_lt_to_ne, number_of_iterations_lt)
10118 (get_cst_init_from_scev, record_nonwrapping_iv)
10119 (scev_var_range_cant_overflow): Likewise.
10120 * tree-ssa-phiopt.c (minmax_replacement): Likewise.
10121 * tree-ssa-pre.c (compute_avail): Likewise.
10122 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Likewise.
10123 (vn_reference_maybe_forwprop_address, valueized_wider_op): Likewise.
10124 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
10125 * tree-ssa-uninit.c (is_pred_expr_subset_of): Likewise.
10126 * tree-ssanames.c (set_nonzero_bits, get_nonzero_bits): Likewise.
10127 * tree-switch-conversion.c (collect_switch_conv_info, array_value_type)
10128 (dump_case_nodes, try_switch_expansion): Likewise.
10129 * tree-vect-loop-manip.c (vect_gen_vector_loop_niters): Likewise.
10130 (vect_do_peeling): Likewise.
10131 * tree-vect-patterns.c (vect_recog_bool_pattern): Likewise.
10132 * tree-vect-stmts.c (vectorizable_load): Likewise.
10133 * tree-vrp.c (compare_values_warnv, vrp_int_const_binop): Likewise.
10134 (zero_nonzero_bits_from_vr, ranges_from_anti_range): Likewise.
10135 (extract_range_from_binary_expr_1, adjust_range_with_scev): Likewise.
10136 (overflow_comparison_p_1, register_edge_assert_for_2): Likewise.
10137 (is_masked_range_test, find_switch_asserts, maybe_set_nonzero_bits)
10138 (vrp_evaluate_conditional_warnv_with_ops, intersect_ranges): Likewise.
10139 (range_fits_type_p, two_valued_val_range_p, vrp_finalize): Likewise.
10140 (evrp_dom_walker::before_dom_children): Likewise.
10141 * tree.c (cache_integer_cst, real_value_from_int_cst, integer_zerop)
10142 (integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2)
10143 (tree_floor_log2, tree_ctz, mem_ref_offset, tree_int_cst_sign_bit)
10144 (tree_int_cst_sgn, get_unwidened, int_fits_type_p): Likewise.
10145 (get_type_static_bounds, num_ending_zeros, drop_tree_overflow)
10146 (get_range_pos_neg): Likewise.
10147 * ubsan.c (ubsan_expand_ptr_ifn): Likewise.
10148 * config/darwin.c (darwin_mergeable_constant_section): Likewise.
10149 * config/aarch64/aarch64.c (aapcs_vfp_sub_candidate): Likewise.
10150 * config/arm/arm.c (aapcs_vfp_sub_candidate): Likewise.
10151 * config/avr/avr.c (avr_fold_builtin): Likewise.
10152 * config/bfin/bfin.c (bfin_local_alignment): Likewise.
10153 * config/msp430/msp430.c (msp430_attr): Likewise.
10154 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
10155 * config/powerpcspe/powerpcspe-c.c
10156 (altivec_resolve_overloaded_builtin): Likewise.
10157 * config/powerpcspe/powerpcspe.c (rs6000_aggregate_candidate)
10158 (rs6000_expand_ternop_builtin): Likewise.
10159 * config/rs6000/rs6000-c.c
10160 (altivec_resolve_overloaded_builtin): Likewise.
10161 * config/rs6000/rs6000.c (rs6000_aggregate_candidate): Likewise.
10162 (rs6000_expand_ternop_builtin): Likewise.
10163 * config/s390/s390.c (s390_handle_hotpatch_attribute): Likewise.
10165 2017-10-10 Bin Cheng <bin.cheng@arm.com>
10167 * tree-vect-loop-manip.c (rename_variables_in_bb): Rename PHI nodes
10168 when copying loop nest with only one inner loop.
10170 2017-10-10 Richard Biener <rguenther@suse.de>
10172 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Avoid compacting
10173 blocks if SCEV is active.
10174 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Remove
10176 (analyze_scalar_evolution): Handle cached evolutions the obvious way.
10177 (scev_initialize): Assert we are not yet initialized.
10179 2017-10-10 Bin Cheng <bin.cheng@arm.com>
10181 * tree-loop-distribution.c (generate_loops_for_partition): Remove
10182 inner loop's exit stmt by making it always exit the loop, otherwise
10183 we would generate an infinite empty loop.
10185 2017-10-10 Bin Cheng <bin.cheng@arm.com>
10187 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Skip
10188 renaming variables in new preheader if it's deleted.
10190 2017-10-10 Bin Cheng <bin.cheng@arm.com>
10192 * tree-loop-distribution.c (struct partition): Remove unused field
10193 loops of the structure.
10194 (partition_alloc, partition_free): Ditto.
10195 (build_rdg_partition_for_vertex): Ditto.
10197 2017-10-09 Jeff Law <law@redhat.com>
10199 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): Fix
10200 return type to match prototype and documentation.
10202 2010-10-09 Segher Boessenkool <segher@kernel.crashing.org>
10204 * config/rs6000/rs6000.c (processor_costs): Move to ...
10205 * config/rs6000/rs6000.h: ... here.
10206 (rs6000_cost): Declare.
10208 2017-10-09 Eric Botcazou <ebotcazou@adacore.com>
10210 * except.c (setjmp_fn): New global variable.
10211 (init_eh): Initialize it if DONT_USE_BUILTIN_SETJMP is defined.
10212 (sjlj_emit_function_enter): Call it instead of BUILTIN_SETJMP
10213 if DONT_USE_BUILTIN_SETJMP is defined.
10215 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
10217 * target.def (insn_cost): New hook.
10218 * doc/tm.texi.in (TARGET_INSN_COST): New hook.
10219 * doc/tm.texi: Regenerate.
10220 * rtlanal.c (insn_cost): Use the new hook.
10222 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
10224 * combine.c (combine_validate_cost): Compute the new insn_cost,
10225 not just pattern_cost.
10226 (try_combine): Adjust comment.
10228 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
10230 * cfgrtl.c (rtl_account_profile_record): Replace insn_rtx_cost with
10232 * combine.c (uid_insn_cost): Adjust comment.
10233 (combine_validate_cost): Adjust comment. Use pattern_cost instead
10235 (combine_instructions): Use insn_cost instead of insn_rtx_cost.
10236 * dse.c (find_shift_sequence): Ditto.
10237 * ifcvt.c (cheap_bb_rtx_cost_p): Ditto.
10238 (bb_valid_for_noce_process_p): Use pattern_cost.
10239 * rtl.h (insn_rtx_cost): Delete.
10240 (pattern_cost): New prototype.
10241 (insn_cost): New prototype.
10242 * rtlanal.c (insn_rtx_cost): Rename to...
10243 (pattern_cost): ... this.
10246 2017-10-09 Uros Bizjak <ubizjak@gmail.com>
10248 * config/i386/i386.md (*jcc_2): Remove insn pattern.
10249 (*jcc<mode>_0_r_i387): Ditto.
10250 (*jccxf_r_i387): Ditto.
10251 (*jcc<mode>_r_i387): Ditto.
10252 (*jccu<mode>_r_i387): Ditto.
10253 (*jcc<X87MODEF:mode>_<SWI24:mode>_r_i387): Ditto.
10254 (*jcc): Rename from *jcc_1.
10256 2017-10-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10258 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Process
10259 deferred rescans after the lvx/stvx recombination pre-pass.
10261 2017-10-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10263 * config/rs6000/amo.h: New include file to provide ISA 3.0 atomic
10264 memory operation instruction support.
10265 * config.gcc (powerpc*-*-*): Include amo.h as an extra header.
10266 (rs6000-ibm-aix[789]*): Likewise.
10267 * doc/extend.texi (PowerPC Atomic Memory Operation Functions):
10268 Document new functions.
10270 2017-10-09 Richard Biener <rguenther@suse.de>
10272 PR tree-optimization/82397
10273 * tree-data-ref.c (data_ref_compare_tree): Make sure to return
10274 equality only for semantically equal trees.
10276 2017-10-09 Richard Biener <rguenther@suse.de>
10278 PR tree-optimization/82449
10279 * sese.c (scev_analyzable_p): Check whether the SCEV is linear.
10280 * tree-chrec.h (evolution_function_is_constant_p): Adjust to
10281 allow constant addresses.
10282 * tree-chrec.c (scev_is_linear_expression): Constant evolutions
10285 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10287 * config/s390/s390-builtins.def (vec_nabs, vec_vfi): Fix builtin
10290 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10293 * config/s390/vecintrin.h (vec_madd, vec_msub): Fix macro
10296 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10299 * config/s390/s390-builtins.def (vec_sqrt): Fix builtin flags.
10301 2017-10-09 Jakub Jelinek <jakub@redhat.com>
10304 * config/s390/s390-builtins.def (s390_vec_xor_flt_a,
10305 s390_vec_xor_flt_b, s390_vec_xor_flt_c): New.
10307 2017-10-09 Richard Sandiford <richard.sandiford@linaro.org>
10309 * wide-int.h (WI_BINARY_OPERATOR_RESULT): New macro.
10310 (WI_BINARY_PREDICATE_RESULT): Likewise.
10311 (wi::binary_traits::operator_result): New type.
10312 (wi::binary_traits::predicate_result): Likewise.
10313 (generic_wide_int::operator~, unary generic_wide_int::operator-)
10314 (generic_wide_int::operator==, generic_wide_int::operator!=)
10315 (generic_wide_int::operator&, generic_wide_int::and_not)
10316 (generic_wide_int::operator|, generic_wide_int::or_not)
10317 (generic_wide_int::operator^, generic_wide_int::operator+
10318 (binary generic_wide_int::operator-, generic_wide_int::operator*):
10320 (operator~, unary operator-, operator==, operator!=, operator&)
10321 (operator|, operator^, operator+, binary operator-, operator*): New
10323 * expr.c (get_inner_reference): Use wi::bit_and_not.
10324 * fold-const.c (fold_binary_loc): Likewise.
10325 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
10326 * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
10327 (bit_value_binop): Likewise.
10328 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
10329 * tree-vrp.c (zero_nonzero_bits_from_vr): Likewise.
10330 (extract_range_from_binary_expr_1): Likewise.
10331 (masked_increment): Likewise.
10332 (simplify_bit_ops_using_ranges): Likewise.
10334 2017-10-09 Martin Jambor <mjambor@suse.cz>
10337 * hsa-common.h (hsa_op_with_type): New method extend_int_to_32bit.
10338 * hsa-gen.c (hsa_extend_inttype_to_32bit): New function.
10339 (hsa_type_for_scalar_tree_type): Use it. Always force min32int for
10341 (hsa_fixup_mov_insn_type): New function.
10342 (hsa_op_with_type::get_in_type): Use it.
10343 (hsa_build_append_simple_mov): Likewise. Allow sub-32bit
10344 immediates in an assert.
10345 (hsa_op_with_type::extend_int_to_32bit): New method.
10346 (gen_hsa_insns_for_bitfield): Fixup instruction and intermediary
10347 types. Convert to dest type if necessary.
10348 (gen_hsa_insns_for_bitfield_load): Fixup load type if necessary.
10349 (reg_for_gimple_ssa): Pass false as min32int to
10350 hsa_type_for_scalar_tree_type.
10351 (gen_hsa_addr): Fixup type when creating addresable temporary.
10352 (gen_hsa_cmp_insn_from_gimple): Extend operands if necessary.
10353 (gen_hsa_unary_operation): Extend operands and convert to dest type if
10354 necessary. Call hsa_fixup_mov_insn_type.
10355 (gen_hsa_binary_operation): Changed operand types to hsa_op_with_type,
10356 extend operands and convert to dest type if necessary.
10357 (gen_hsa_insns_for_operation_assignment): Extend operands and convert
10358 to dest type if necessary.
10359 (set_output_in_type): Call hsa_fixup_mov_insn_type. Just ude dest
10360 if conversion nt necessary and size matches.
10361 (gen_hsa_insns_for_load): Call hsa_fixup_mov_insn_type, convert
10362 to dest type if necessary.
10363 (gen_hsa_insns_for_store): Call hsa_fixup_mov_insn_type.
10364 (gen_hsa_insns_for_switch_stmt): Likewise. Also extend operands if
10366 (gen_hsa_clrsb): Likewise.
10367 (gen_hsa_ffs): Likewise.
10368 (gen_hsa_divmod): Extend operands and convert to dest type if
10370 (gen_hsa_atomic_for_builtin): Change type of op to hsa_op_with_type.
10372 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
10374 * config/rs6000/rs6000.md (conditional branch): Clean up formatting.
10375 Remove empty default arguments. Use a brace block as output
10377 (conditional return): Ditto.
10379 (indirect_jump): Ditto. Use b%T0 instead of bctr/blr.
10380 (tablejump, tablejumpsi, tablejumpdi, *tablejump<mode>_internal1):
10382 (group_ending_nop): Ditto.
10383 (doloop_end): Ditto.
10384 (ctr<mode>, ctr<mode>_internal1, ctr<mode>_internal2): Ditto.
10385 (splitters for those): Ditto.
10387 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
10389 * config/rs6000/rs6000-string.c (expand_strncmp_align_check): Invert
10390 a conditional jump (and the compare for it) so that pc_rtx is the
10392 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Adjust
10393 for the deleted and renamed ctr<mode>_internal[234] patterns.
10394 * config/rs6000/rs6000.md: Delete second conditional branch pattern.
10395 Delete second conditional return pattern.
10396 (ctr<mode>_internal2): Delete this second bdnz pattern.
10397 (ctr<mode>_internal3): Rename to ctr<mode>_internal2.
10398 (ctr<mode>_internal4): Delete this second bdz pattern.
10400 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
10402 * tree-outof-ssa.h (ssaexpand): Add partitions_for_undefined_values.
10403 (always_initialized_rtx_for_ssa_name_p): New predicate.
10404 * tree-outof-ssa.c (remove_ssa_form): Initialize new field of SA.
10405 (finish_out_of_ssa): Free new field of SA.
10406 * tree-ssa-coalesce.h (get_undefined_value_partitions): Declare.
10407 * tree-ssa-coalesce.c: Include tree-ssa.h.
10408 (get_parm_default_def_partitions): Remove extern keyword.
10409 (get_undefined_value_partitions): New function.
10410 * expr.c (expand_expr_real_1) <expand_decl_rtl>: For a SSA_NAME, do
10411 not set SUBREG_PROMOTED_VAR_P on the sub-register if it may contain
10412 uninitialized bits.
10413 * loop-iv.c (iv_get_reaching_def): Disqualify all subregs.
10415 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
10417 * builtins.def (BUILT_IN_SETJMP): Revert latest change.
10419 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
10421 * config/i386/i386.c (ix86_expand_set_or_movmem): Disable 512bit loops
10422 for targets that preffer 128bit.
10424 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
10426 * config/i386/i386.c (has_dispatch): Disable for Ryzen.
10428 2017-10-08 Olivier Hainque <hainque@adacore.com>
10430 * config/arm/arm.c (arm_set_return_address): Use MEM_VOLATILE_P
10431 on the target mem instead of RTX_FRAME_RELATED_P on the insn to
10433 (thumb_set_return_address): Likewise.
10435 2017-10-08 Olivier Hainque <hainque@adacore.com>
10437 * common/config/arm/arm-common.c (arm_except_unwind_info):
10438 Handle DWARF2_UNWIND_INFO.
10440 2017-10-07 Michael Collison <michael.collison@arm.com>
10442 * config/aarch64/aarch64.md (*aarch64_reg_<optab>_minus<mode>3):
10445 2017-10-07 Eric Botcazou <ebotcazou@adacore.com>
10447 * builtins.def (BUILT_IN_SETJMP): Declare as library builtin instead
10448 of GCC builtin if DONT_USE_BUILTIN_SETJMP is defined.
10449 * except.c (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is
10450 defined, force the creation of a new block for a dispatch label.
10452 2017-10-07 Jan Hubicka <hubicka@ucw.cz>
10454 * invoke.texi (Wsuggest-attribute=cold): Document.
10455 * common.opt (Wsuggest-attribute=cold): New
10456 * ipa-pure-const.c (warn_function_cold): New function.
10457 * predict.c (compute_function_frequency): Use it.
10458 * predict.h (warn_function_cold): Declare.
10460 2017-10-06 Jan Hubicka <hubicka@ucw.cz>
10462 * tree-switch-conversion.c (do_jump_if_equal, emit_cmp_and_jump_insns):
10465 2017-10-06 Martin Liska <mliska@suse.cz>
10467 * sanopt.c (struct sanopt_tree_triplet_hash): Remove inline
10468 keyword for member functions.
10469 (struct sanopt_tree_couple): New struct.
10470 (struct sanopt_tree_couple_hash): New function.
10471 (struct sanopt_ctx): Add new hash_map.
10472 (has_dominating_ubsan_ptr_check): New function.
10473 (record_ubsan_ptr_check_stmt): Likewise.
10474 (maybe_optimize_ubsan_ptr_ifn): Likewise.
10475 (sanopt_optimize_walker): Handle IFN_UBSAN_PTR.
10476 (pass_sanopt::execute): Handle also SANITIZE_POINTER_OVERFLOW.
10478 2017-10-06 Sudakshina Das <sudi.das@arm.com>
10481 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): Only call
10482 aarch64_simd_valid_immediate on CONST_VECTORs.
10483 (aarch64_reg_or_bic_imm): Likewise.
10485 2017-10-06 Wilco Dijkstra <wdijkstr@arm.com>
10487 PR rtl-optimization/82396
10488 * haifa-sched.c (ready_sort_real): Disable qsort checking.
10490 2017-10-06 Sebastian Pop <sebpop@gmail.com>
10492 * graphite-dependences.c (scop_get_reads): Move code to...
10493 (scop_get_must_writes): Move code to...
10494 (scop_get_may_writes): Move code to...
10495 (scop_get_reads_and_writes): ... here.
10496 (scop_get_dependences): Call scop_get_reads_and_writes.
10498 2017-10-06 Jakub Jelinek <jakub@redhat.com>
10500 PR tree-optimization/82434
10501 * fold-const.h (can_native_encode_type_p,
10502 can_native_encode_string_p): Remove.
10503 * fold-const.c (native_encode_int): Formatting fixes. If ptr is NULL,
10504 don't encode anything, just return what would be otherwise returned.
10505 (native_encode_fixed, native_encode_complex, native_encode_vector):
10507 (native_encode_string): Likewise. Inline by hand
10508 can_native_encode_string_p.
10509 (can_native_encode_type_p): Remove.
10510 (can_native_encode_string_p): Remove.
10511 * tree-vect-stmts.c (vectorizable_store): Instead of testing just
10512 STRING_CSTs using can_native_encode_string_p, test all
10513 CONSTANT_CLASS_P values using native_encode_expr with NULL ptr.
10514 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Remove last
10515 argument from native_encode_expr.
10516 (rhs_valid_for_store_merging_p): Use native_encode_expr with NULL ptr.
10517 (pass_store_merging::execute): Don't unnecessarily look for 3 stmts,
10520 2017-10-06 Richard Biener <rguenther@suse.de>
10522 PR tree-optimization/82397
10523 * tree-vect-data-refs.c (dr_group_sort_cmp): Do not use
10524 operand_equal_p but rely on data_ref_compare_tree for detecting
10526 (vect_analyze_data_ref_accesses): Use data_ref_compare_tree
10527 to match up with dr_group_sort_cmp.
10529 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10532 * config/s390/s390-builtins.def (s390_vfi): Define new overloaded
10534 * config/s390/s390-builtin-types.def: Regenerate.
10536 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10539 * config/s390/s390-builtin-types.def: Regenerate.
10540 * config/s390/s390-builtins.def (s390_vfmaxdb_4, s390_vfmindb_4):
10541 Change flag from B_VXE to B_VX.
10542 (s390_vec_min_dbl): Remove B_VXE flag.
10544 2017-10-06 Richard Biener <rguenther@suse.de>
10546 * graphite-isl-ast-to-gimple.c: Include ssa.h and tree-ssa.h.
10547 (translate_isl_ast_to_gimple::translate_pending_phi_nodes,
10548 translate_isl_ast_to_gimple::is_valid_rename,
10549 translate_isl_ast_to_gimple::get_rename,
10550 translate_isl_ast_to_gimple::get_def_bb_for_const,
10551 translate_isl_ast_to_gimple::get_new_name,
10552 translate_isl_ast_to_gimple::collect_all_ssa_names,
10553 translate_isl_ast_to_gimple::copy_loop_phi_args,
10554 translate_isl_ast_to_gimple::collect_all_ssa_names,
10555 translate_isl_ast_to_gimple::copy_loop_phi_args,
10556 translate_isl_ast_to_gimple::copy_loop_phi_nodes,
10557 translate_isl_ast_to_gimple::add_close_phis_to_merge_points,
10558 translate_isl_ast_to_gimple::add_close_phis_to_outer_loops,
10559 translate_isl_ast_to_gimple::copy_loop_close_phi_args,
10560 translate_isl_ast_to_gimple::copy_loop_close_phi_nodes,
10561 translate_isl_ast_to_gimple::copy_cond_phi_args,
10562 translate_isl_ast_to_gimple::copy_cond_phi_nodes,
10563 translate_isl_ast_to_gimple::edge_for_new_close_phis,
10564 translate_isl_ast_to_gimple::add_phi_arg_for_new_expr,
10565 translate_isl_ast_to_gimple::rename_uses,
10566 translate_isl_ast_to_gimple::rename_all_uses): Remove.
10567 (translate_isl_ast_to_gimple::get_rename_from_scev): Simplify.
10568 (set_rename_for_each_def): Likewise.
10569 (graphite_copy_stmts_from_block): Handle debug stmt resetting
10570 here. Handle rewriting SCEV analyzable uses here.
10571 (copy_bb_and_scalar_dependences): Generate code for PHI
10573 (graphite_regenerate_ast_isl): Adjust.
10574 * graphite-scop-detection.c (trivially_empty_bb_p): Move to sese.[ch].
10575 (add_write, add_read): New functions.
10576 (build_cross_bb_scalars_def): Use it and simplify.
10577 (build_cross_bb_scalars_use): Likewise.
10578 (graphite_find_cross_bb_scalar_vars): Inline into...
10579 (try_generate_gimple_bb): ...here. Add dependences for PHIs,
10580 simulating out-of-SSA. Compute liveout and add dependencies.
10581 (build_scops): Force an empty entry block.
10582 * sese.h (sese_info_t::liveout, sese_info_t::debug_liveout): New
10584 (sese_build_liveouts): Declare.
10585 (sese_trivially_empty_bb_p): Likewise.
10586 * sese.c (sese_build_liveouts_bb): Properly handle PHIs,
10587 compute liveout and debug_liveout.
10588 (sese_bad_liveouts_use): Remove.
10589 (sese_reset_debug_liveouts_bb): Likewise.
10590 (sese_reset_debug_liveouts): Rewrite in terms of debug_liveout.
10591 (sese_build_liveouts): Build liveout and debug_liveout and store
10593 (new_sese_info): Adjust.
10594 (free_sese_info): Likewise.
10595 (sese_insert_phis_for_liveouts): Reset debug stmts from here,
10596 do not build liveout here.
10597 (move_sese_in_condition): Adjust region entry.
10598 (scev_analyzable_p): Match up with chrec_apply requirements.
10599 (sese_trivially_empty_bb_p): New.
10600 * tree-into-ssa.c (get_reaching_def): Properly support generating
10601 default-defs for incremental rewrite of anonymous names.
10603 2017-10-06 Richard Biener <rguenther@suse.de>
10605 * graphite-sese-to-poly.c (extract_affine): For casts increasing
10606 precision do not perform modulo reduction.
10608 2017-10-06 Richard Biener <rguenther@suse.de>
10610 PR tree-optimization/82436
10611 * tree-vect-slp.c (vect_supported_load_permutation_p): More
10612 conservatively choose the vectorization factor when checking
10613 whether we can perform the required load permutation.
10614 (vect_transform_slp_perm_load): Assert when we may not fail.
10616 2017-10-05 Segher Boessenkool <segher@kernel.crashing.org>
10618 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Correct error
10619 message for incompatible -msdata=* and -mcall-* options.
10621 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
10623 * config/i386/i386.c (ia32_multipass_dfa_lookahead): Default to issue
10624 rate for post-reload scheduling.
10626 2017-10-05 Tamar Christina <tamar.christina@arm.com>
10628 * doc/sourcebuild.texi (vect_sizes_16B_8B, vect_sizes_32B_16B): New.
10630 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
10632 * config/i386/i386.c (znver1_cost): Set branch_cost to 3 (instead of 2)
10633 to improve monte carlo in scimark.
10635 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
10637 * config/i386/i386.c (ix86_size_cost, i386_cost, i486_cost,
10638 pentium_cost, lakemont_cost, pentiumpro_cost, geode_cost, k6_cost,
10639 athlon_cost, k8_cost, amdfam10_cost, btver1_cost, btver2_cost,
10640 pentium4_cost, nocona_cost): Set reassociation width to 1.
10641 (bdver1_cost, bdver2_cost, bdver3_cost, bdver4_cost): Set reassociation
10642 width to 2 for fp operations and 1 otherwise.
10643 (znver1_cost): Set scalar reassoc width to 4 and vector to 3 and 6
10645 (atom_cost): Set reassociation width to 2.
10646 (slm_cost, generic_cost): Set fp reassociation width
10647 to 2 and 1 otherwise.
10648 (intel_cost): Set fp reassociation width to 4 and 1 otherwise.
10649 (core_cost): Set fp reassociation width to 4 and vector to 2.
10650 (ix86_reassociation_width): Rewrite using cost table; special case
10651 plus/minus on Zen; honor X86_TUNE_SSE_SPLIT_REGS
10652 and TARGET_AVX128_OPTIMAL.
10653 * config/i386/i386.h (processor_costs): Add
10654 reassoc_int, reassoc_fp, reassoc_vec_int, reassoc_vec_fp.
10655 (TARGET_VECTOR_PARALLEL_EXECUTION, TARGET_REASSOC_INT_TO_PARALLEL,
10656 TARGET_REASSOC_FP_TO_PARALLEL): Remove.
10657 * x86-tune.def (X86_TUNE_REASSOC_INT_TO_PARALLEL): Remove.
10658 (X86_TUNE_REASSOC_FP_TO_PARALLEL): Remove.
10659 (X86_TUNE_VECTOR_PARALLEL_EXECUTION): Remove.
10661 2017-10-05 Nathan Sidwell <nathan@acm.org>
10663 * doc/invoke.texi (Wparentheses): Document C++ MVP behaviour.
10665 2017-10-05 Tamar Christina <tamar.christina@arm.com>
10667 * config/arm/arm.c (arm_test_fpu_data): New.
10668 (arm_run_selftests): Call arm_test_fpu_data.
10670 2017-10-04 Nathan Sidwell <nathan@acm.org>
10672 * toplev.c (toplev::main): Remove excess parens on pretty_printer
10674 * caller-save.c (insert_save): Remove excess parens on TO_SAVE parm.
10676 2017-10-04 Sudakshina Das <sudi.das@arm.com>
10678 * config/aarch64/aarch64-protos.h (enum simd_immediate_check): New
10679 check type for aarch64_simd_valid_immediate.
10680 (aarch64_output_simd_mov_immediate): Update prototype.
10681 (aarch64_simd_valid_immediate): Update prototype.
10682 * config/aarch64/aarch64-simd.md (orr<mode>3): modified pattern to add
10683 support for ORR-immediate.
10684 (and<mode>3): modified pattern to add support for BIC-immediate.
10685 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Function
10686 now checks for valid immediate for BIC and ORR based on new enum
10688 (aarch64_output_simd_mov_immediate): Function now used to output
10689 BIC/ORR imm as well based on new enum argument.
10690 * config/aarch64/constraints.md (Do): New vector immediate constraint.
10692 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): New predicate.
10693 (aarch64_reg_or_bic_imm): Likewise.
10695 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10697 * config/s390/vx-builtins.md ("vec_mergeh<mode>")
10698 ("vec_mergel<mode>"): Change mode iterator to V_128_NOSINGLE.
10700 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
10704 PR rtl-optimization/82396
10705 * haifa-sched.c (autopref_multipass_init): Simplify
10707 (autopref_rank_data): Simplify sort order.
10708 * sched-int.h (autopref_multipass_data_): Remove
10709 multi_mem_insn_p, min_offset and max_offset.
10711 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10713 * doc/sourcebuild.texi: Document vect_peeling_profitable.
10715 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10717 * doc/sourcebuild.texi: Document vect_intdouble_cvt and
10718 vect_doubleint_cvt.
10720 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10722 * doc/sourcebuild.texi: Document vect_long_mult.
10724 2017-10-04 Richard Sandiford <richard.sandiford@linaro.org>
10726 PR tree-optimization/82413
10727 * fold-const.c (build_range_check): Use widest_int when comparing
10728 the maximum ETYPE value with HIGH.
10730 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
10732 PR rtl-optimization/82396
10733 * haifa-sched.c (autopref_multipass_init): Simplify
10735 (autopref_rank_data): Simplify sort order.
10736 * sched-int.h (autopref_multipass_data_): Remove
10737 multi_mem_insn_p, min_offset and max_offset.
10739 2017-10-04 Jakub Jelinek <jakub@redhat.com>
10741 PR tree-optimization/82381
10742 * tree-ssa-reassoc.c (sort_by_operand_rank): Check for different
10743 oeN->rank first. Return 1 or -1 if one op is SSA_NAME and the other
10746 PR tree-optimization/82374
10747 * omp-low.c (create_omp_child_function): Copy DECL_ATTRIBUTES,
10748 DECL_FUNCTION_SPECIFIC_OPTIMIZATION,
10749 DECL_FUNCTION_SPECIFIC_TARGET and DECL_FUNCTION_VERSIONED from
10750 current_function_decl to the new decl.
10752 2017-10-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10754 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2_HW): Define new
10755 helper macro for IEEE float128 hardware built-in functions.
10756 (SQRTF128_ODD): Add built-in functions with the round-to-odd
10758 (TRUNCF128_ODD): Likewise.
10759 (ADDF128_ODD): Likewise.
10760 (SUBF128_ODD): Likewise.
10761 (MULF128_ODD): Likewise.
10762 (DIVF128_ODD): Likewise.
10763 (FMAF128_ODD): Likewise.
10764 * config/rs6000/rs6000.md (UNSPEC_ROUND_TO_ODD): Rename to
10765 UNSPEC_TRUNC_ROUND_TO_ODD.
10766 (UNSPEC_TRUNC_ROUND_TO_ODD): Likewise.
10767 (UNSPEC_ADD_ROUND_TO_ODD): New unspec codes for the IEEE 128-bit
10768 floating point round to odd instructions.
10769 (UNSPEC_SUB_ROUND_TO_ODD): Likewise.
10770 (UNSPEC_MUL_ROUND_TO_ODD): Likewise.
10771 (UNSPEC_DIV_ROUND_TO_ODD): Likewise.
10772 (UNSPEC_FMA_ROUND_TO_ODD): Likewise.
10773 (UNSPEC_SQRT_ROUND_TO_ODD): Likewise.
10774 (trunc<mode>sf2_hw): Change the truncate with round to odd
10775 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD.
10776 (add<mode>3_odd): Add insns for IEEE 128-bit floating point round
10777 to odd hardware instructions.
10778 (sub<mode>3_odd): Likewise.
10779 (mul<mode>3_odd): Likewise.
10780 (div<mode>3_odd): Likewise.
10781 (sqrt<mode>2_odd): Likewise.
10782 (fma<mode>4_odd): Likewise.
10783 (fms<mode>4_odd): Likewise.
10784 (nfma<mode>4_odd): Likewise.
10785 (nfms<mode>4_odd): Likewise.
10786 (trunc<mode>df2_odd): Change the truncate with round to odd
10787 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD. Add a generator
10789 * doc/extend.texi (PowerPC built-in functions): Update documentation
10790 for existing IEEE float128-bit built-in functions. Add built-in
10791 functions that generate the IEEE 128-bit floating point round to
10794 2017-10-03 Segher Boessenkool <segher@kernel.crashing.org>
10796 PR rtl-optimization/77729
10797 * simplify-rtx.c (simplify_binary_operation_1): Delete the (X&C1)|C2
10798 to (X&(C1&~C2))|C2 transformations.
10800 2017-10-03 Martin Jambor <mjambor@suse.cz>
10802 PR tree-optimization/82363
10803 * tree-sra.c (propagate_subaccesses_across_link): In unrecoverable
10804 mismatch, mark lacc written regardless of racc.
10806 2017-10-03 Jakub Jelinek <jakub@redhat.com>
10808 PR tree-optimization/82381
10809 * tree-ssa-reassoc.c (sort_by_operand_rank): Don't check
10810 stmt_to_insert nor wheather SSA_NAMEs are default defs.
10811 Return 1 or -1 if one of bba and bbb is NULL. If bb_rank is equal,
10812 fallthrough into reassoc_stmt_dominates_stmt_p.
10815 * combine.c (combine_instructions): Don't combine in unreachable
10818 2017-10-02 Peter Bergner <bergner@vnet.ibm.com>
10821 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rewrite
10822 function to not use the have_cpu variable. Do not set cpu_index,
10823 rs6000_cpu_index or rs6000_tune_index if we end up using TARGET_DEFAULT
10824 or the default cpu.
10825 (rs6000_valid_attribute_p): Remove duplicate initializations of
10826 old_optimize and func_optimize.
10827 (rs6000_pragma_target_parse): Call rs6000_activate_target_options ().
10828 (rs6000_activate_target_options): Make global.
10829 * config/rs6000/rs6000-protos.h (rs6000_activate_target_options): Add
10832 2017-10-02 Jakub Jelinek <jakub@redhat.com>
10834 * tree-dfa.c (get_ref_base_and_extent): Set *pmax_size to -1
10835 if *poffset + *pmax_size overflows in HOST_WIDE_INT.
10836 Set *poffset to 0 and *psize and *pmax_size to -1 if
10837 *poffset + *psize overflows in HOST_WIDE_INT.
10839 PR tree-optimization/82387
10840 PR tree-optimization/82388
10841 PR tree-optimization/82389
10842 * tree-ssa-dse.c (dse_classify_store): Test byte_tracking_enabled
10843 instead of live_bytes non-NULL.
10845 2017-10-02 Georg-Johann Lay <avr@gjlay.de>
10848 * confg/avr/avr.md (*iorhi3.ashift8-ext.zerox): Add "r,r,0"
10851 2017-10-02 Richard Biener <rguenther@suse.de>
10853 * graphite-isl-ast-to-gimple.c (set_codegen_error): With
10854 -fchecking and --param graphite-allow-codegen-errors=0 ICE.
10855 * params.def (PARAM_GRAPHITE_ALLOW_CODEGEN_ERRORS): New param.
10857 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
10859 * tree.h (wi::int_traits <const_tree>::decompose): Assert that the
10860 requested precision matches the type's.
10861 * calls.c (alloc_max_size): Calculate the new candidate size as
10862 a widest_int and use wi::to_widest when comparing it with the
10863 current candidate size.
10864 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Compare with
10865 zero rather than integer_zero_node.
10866 * match.pd: Check for a no-op conversion before using wi::add
10867 rather than after. Use tree_to_uhwi when summing small shift
10868 counts into an unsigned int.
10870 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
10871 Alan Hayward <alan.hayward@arm.com>
10872 David Sherwood <david.sherwood@arm.com>
10875 * config/aarch64/aarch64.h (POINTER_AND_FP_REGS): New reg class.
10876 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10877 * config/aarch64/aarch64.c (aarch64_class_max_nregs): Handle
10878 POINTER_AND_FP_REGS.
10880 2017-10-02 Richard Biener <rguenther@suse.de>
10882 PR tree-optimization/82355
10883 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
10884 a mapping for the enclosing loop but avoid generating one for
10885 the loop tree root.
10886 (copy_bb_and_scalar_dependences): Remove premature codegen
10887 error on PHIs in blocks duplicated into multiple places.
10888 * graphite-scop-detection.c
10889 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
10890 in the region use it as loop and nest to analyze the DR in.
10891 (try_generate_gimple_bb): Likewise.
10892 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
10893 (add_loop_constraints): For blocks in a loop not in the region
10894 create a dimension with a single iteration.
10895 * sese.h (gbb_loop_at_index): Remove assert.
10897 2017-10-01 Kevin Buettner <kevinb@redhat.com>
10899 * omp-expand.c (adjust_context_scope): New function.
10900 (expand_parallel_call): Call adjust_context_scope.
10902 2017-10-01 Jeff Law <law@redhat.com>
10904 * tree-ssa-dom.c (optimize_stmt): Make this a method within the
10905 dom_opt_dom_walker class with direct access to private members.
10906 Add comments. Call test_for_singularity.
10907 (dom_opt_dom_walker::before_dom_children): Corresponding changes.
10908 (dom_opt_dom_walker::after_dom_children): Do not lazily initialize
10909 m_dummy_cond anymore.
10910 (class dom_opt_dom_walker): Initialize m_dummy_cond member in the
10912 (pass_dominator:execute): Build the dummy_cond here and pass it
10913 to the dom_opt_dom_walker ctor.
10914 (test_for_singularity): New function.
10916 2017-09-30 Krister Walfridsson <krister.walfridsson@gmail.com>
10917 Maya Rashish <coypu@sdf.org>
10919 * config.gcc (*-*-netbsd*): New variable nbsd_tm_file containing
10920 netbsd.h, netbsd-stdint.h, and netbsd-elf.h.
10921 (alpha*-*-netbsd*) Use nbsd_tm_file.
10922 (arm*-*-netbsdelf*) Likewise.
10923 (i[34567]86-*-netbsdelf*) Likewise.
10924 (x86_64-*-netbsd*) Likewise.
10925 (mips*-*-netbsd*) Likewise.
10926 (powerpc-*-netbsd*) Likewise.
10927 (sh*-*-netbsd*) Likewise.
10928 (sparc-*-netbsdelf*) Likewise.
10929 (sparc64-*-netbsd*) Likewise.
10930 (m68k*-*-netbsdelf*) Use nbsd_tm_file and add CHAR_FAST8/SHORT_FAST16
10932 (vax-*-netbsdelf*) Likewise.
10933 * config/netbsd-stdint.h (INT_FAST8_TYPE): Check CHAR_FAST8.
10934 (UINT_FAST8_TYPE) Likewise.
10935 (INT_FAST16_TYPE) Check CHAR_FAST16.
10936 (UINT_FAST16_TYPE) Likewise.
10938 2017-09-30 Jakub Jelinek <jakub@redhat.com>
10941 * config/i386/i386.md
10942 (TARGET_USE_8BIT_IDIV zext divmodsi4 splitter): New define_split.
10943 (divmodsi4_zext_1, divmodsi4_zext_2, *divmodsi4_zext_1,
10944 *divmodsi4_zext_2): New define_insn_and_split.
10945 (*divmodsi4_noext_zext_1, *divmodsi4_noext_zext_2): New define_insn.
10946 (TARGET_USE_8BIT_IDIV zext udivmodsi4 splitter): New define_split.
10947 (udivmodsi4_zext_1, udivmodsi4_zext_2, *udivmodsi4_zext_1,
10948 *udivmodsi4_zext_2, *udivmodsi4_pow2_zext_1, *udivmodsi4_pow2_zext_2):
10949 New define_insn_and_split.
10950 (*udivmodsi4_noext_zext_1, *udivmodsi4_noext_zext_2): New define_insn.
10951 * config/i386/i386.c (ix86_split_idivmod): Handle operands[0] or
10952 operands[1] having DImode when mode is SImode.
10954 * config/i386/i386.c (ix86_split_idivmod): Use mode instead of
10955 always SImode for DIV and MOD in REG_EQUAL notes.
10957 2017-09-29 Yury Gribov <tetra2005@gmail.com>
10959 PR middle-end/82319
10960 * match.pd: Fix handling of NaNs in pattern.
10962 2017-09-29 Jeff Law <law@redhat.com>
10964 * sbitmap.c (bitmap_bit_in_range_p): New function.
10965 * sbitmap.h (bitmap_bit_in_range_p): Prototype.
10966 * tree-ssa-dse.c (live_bytes_read): New function.
10967 (dse_classify_store): Ignore reads of dead bytes.
10969 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): Fix
10970 typos and whitespace errors.
10971 * config/i386/predicates.md (address_no_seg_operand): Likewise.
10972 * config/s390/s390.c (s390_emit_prologue): Likewise.
10974 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
10977 * ira-costs.c (scan_one_insn): Don't take into account PIC equiv
10978 with a symbol for LRA.
10980 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
10982 PR rtl-optimization/82338
10983 * lra-constraints.c (inherit_in_ebb): Check usage_insns check.
10985 2017-09-29 Alexander Monakov <amonakov@ispras.ru>
10987 * genmodes.c (calc_wider_mode): Suppress qsort macro.
10988 * system.h [CHECKING_P] (qsort): Redirect to qsort_chk.
10989 (qsort_chk): Declare.
10990 * vec.c [CHECKING_P] (qsort_chk_error): New static function.
10991 (qsort_chk): New function.
10993 2017-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10995 PR tree-optimization/82337
10996 * gimple-ssa-strength-reduction.c (find_phi_def): Don't record a
10997 phi definition if the PHI result appears in an abnormal PHI.
10998 (find_basis_for_base_expr): Don't record a basis if the LHS of the
10999 basis appears in an abnormal PHI.
11001 2017-09-29 Richard Biener <rguenther@suse.de>
11003 * graphite-isl-ast-to-gimple.c
11004 (translate_isl_ast_to_gimple::set_codegen_error): New function.
11005 (binary_op_to_tree): Use it.
11006 (get_rename_from_scev): Likewise.
11007 (copy_loop_phi_nodes): Likewise.
11008 (copy_bb_and_scalar_dependences): Likewise.
11009 (translate_pending_phi_nodes): Likewise.
11011 2017-09-29 Jakub Jelinek <jakub@redhat.com>
11014 * config/i386/i386.md (*movdi_internal peephole2): New -Os peephole
11015 for movabsq $(i32 << shift), r64.
11017 2017-09-28 Uros Bizjak <ubizjak@gmail.com>
11019 * config/i386/i386.c (ix86_print_operand_address_as): Do not check
11020 index when encoding %esp as %rsp to avoid 0x67 prefix.
11022 2017-09-28 Sergey Shalnov <Sergey.Shalnov@intel.com>
11024 * config/i386/i386.md (*movsf_internal, *movdf_internal):
11025 Return 256-bit AVX modes for TARGET_PREFER_AVX256.
11027 2017-09-28 Thomas Preud'homme <thomas.preudhomme@arm.com>
11029 * config/arm/arm.c (arm_option_override): Forbid ARMv8-M Security
11030 Extensions with more than 16 double VFP registers.
11031 (cmse_nonsecure_entry_clear_before_return): Remove second entry of
11032 to_clear_mask and all code related to it. Replace the remaining
11033 entry by a sbitmap and adapt code accordingly.
11035 2017-09-28 Henry Linjamäki <henry.linjamaki@parmance.com>
11037 * brig-builtins.def: Change pure attributes to const.
11039 2017-09-28 Joseph Myers <joseph@codesourcery.com>
11041 * config.gcc (default_gnu_indirect_function): Default to yes for
11042 sparc*-*-linux* with glibc.
11044 2017-09-28 Joseph Myers <joseph@codesourcery.com>
11046 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor)
11047 (aarch64_elf_asm_destructor): Pass SECTION_NOTYPE to get_section
11048 when creating .init_array and .fini_array sections with priority
11051 2017-09-27 Christophe Lyon <christophe.lyon@linaro.org>
11054 * config/aarch64/aarch64.c
11055 (aarch64_builtin_support_vector_misalignment): Always return false
11056 when misalignment is unknown.
11058 2017-09-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
11060 * config/rs6000/rs6000-p8swap.c (const_load_sequence_p): Revise
11061 this function to return false if the definition used by the swap
11062 instruction is artificial, or if the memory address from which the
11063 constant value is loaded is not represented by a base address held
11064 in a register or if the base address register is a frame or stack
11065 pointer. Additionally, return false if the base address of the
11066 loaded constant is a SYMBOL_REF but is not considered to be a
11068 (replace_swapped_load_constant): New function.
11069 (rs6000_analyze_swaps): Add a new pass to replace a swap of a
11070 loaded constant vector with a load of a swapped constant vector.
11072 2017-09-27 Carl Love <cel@us.ibm.com>
11074 * config/rs6000/rs6000-builtin.def (BU_FP_1MISC_1): Add define macro.
11075 (FCTID, FCTIW): Add BU_FP_MISC_1 macro expansion for builtins.
11076 * config/rs6000/rs6000.md (lrintsfsi2): Add define_insn for the
11079 2017-09-27 Alexander Monakov <amonakov@ispras.ru>
11081 * haifa-sched.c (autopref_rank_for_schedule): Order 'irrelevant' insns
11082 first, always call autopref_rank_data otherwise.
11084 2017-09-27 Richard Biener <rguenther@suse.de>
11086 * graphite-scop-detection.c (find_scop_parameters): Move
11087 loop bound handling ...
11088 (gather_bbs::before_dom_children): ... here, avoiding the need
11089 to build scop_info->loop_nest.
11090 (record_loop_in_sese): Remove.
11091 * sese.h (sese_info_t::loop_nest): Remove.
11092 * sese.c (new_sese_info): Do not allocate loop_nest.
11093 (free_sese_info): Do not free loop_nest.
11095 2017-09-27 Jakub Jelinek <jakub@redhat.com>
11098 * gimplify.c (gimplify_modify_expr): Don't optimize away zero sized
11099 lhs from calls if the lhs has addressable type.
11101 2017-09-27 Richard Biener <rguenther@suse.de>
11103 * graphite.h (scop::max_alias_set): New member.
11104 * graphite-scop-detection.c: Remove references to non-existing
11105 --param in comments.
11106 (build_alias_sets): Record the maximum alias set used for drs.
11107 (build_scops): Support zero as unlimited for
11108 --param graphite-max-arrays-per-scop.
11109 * graphite-sese-to-poly.c (add_scalar_version_numbers): Remove
11110 and inline into ...
11111 (build_poly_sr_1): ... here. Compute alias set based on the
11112 maximum alias set used for drs rather than
11113 PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP
11115 2017-09-27 Richard Biener <rguenther@suse.de>
11117 * graphite-optimize-isl.c (get_schedule_for_node_st): Allow
11118 --param loop-block-tile-size=0 to disable tiling.
11120 2017-09-27 Richard Biener <rguenther@suse.de>
11122 * doc/invoke.texi (graphite-max-bbs-per-function): Remove.
11123 (graphite-max-nb-scop-params): Document special value zero.
11124 * domwalk.h (dom_walker::STOP): New symbolical constant.
11125 (dom_walker::dom_walker): Add optional parameter for bb to
11127 (dom_walker::~dom_walker): Declare.
11128 (dom_walker::before_dom_children): Document STOP return value.
11129 (dom_walker::m_user_bb_to_rpo): New member.
11130 (dom_walker::m_bb_to_rpo): Likewise.
11131 * domwalk.c (dom_walker::dom_walker): Compute bb to RPO
11132 mapping here if not provided by the user.
11133 (dom_walker::~dom_walker): Free bb to RPO mapping if not
11134 provided by the user.
11135 (dom_walker::STOP): Define.
11136 (dom_walker::walk): Do not compute bb to RPO mapping here.
11137 Support STOP return value from before_dom_children to stop
11139 * graphite-optimize-isl.c (optimize_isl): If the schedule
11140 is the same still generate code if -fgraphite-identity
11141 or -floop-parallelize-all are given.
11142 * graphite-scop-detection.c: Include cfganal.h.
11143 (gather_bbs::gather_bbs): Get and pass through bb to RPO
11145 (gather_bbs::before_dom_children): Return STOP for BBs
11147 (build_scops): Compute bb to RPO mapping and pass it to
11148 the domwalk. Treat --param graphite-max-nb-scop-params=0
11149 as not limiting the number of params.
11150 * graphite.c (graphite_initialize): Remove limit on the
11151 number of basic-blocks in a function.
11152 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Remove.
11153 (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Adjust to documented
11154 default value of 10.
11156 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11158 * config/rs6000/vsx.md (peephole for optimizing move SF to GPR):
11159 Adjust code to eliminate needing to do the shift right 32-bits
11160 operation after XSCVDPSPN.
11162 2017-09-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11164 * match.pd ((X / Y) == 0 -> X < Y): New pattern.
11165 ((X / Y) != 0 -> X >= Y): Likewise.
11167 2017-09-26 Carl Love <cel@us.ibm.com>
11169 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VEC_XL_LEN_R,
11170 P9V_BUILTIN_VEC_XST_LEN_R): Add support for builtins
11171 vector unsigned char vec_xl_len_r (unsigned char *, size_t);
11172 void vec_xst_len_r (vector unsigned char, unsigned char *, size_t);
11173 * config/rs6000/altivec.h (vec_xl_len_r, vec_xst_len_r): Add defines.
11174 * config/rs6000/rs6000-builtin.def (XL_LEN_R, XST_LEN_R): Add
11175 definitions and overloading.
11176 * config/rs6000/rs6000.c (altivec_expand_builtin): Add case
11177 statement for P9V_BUILTIN_XST_LEN_R.
11178 (altivec_init_builtins): Add def_builtin for P9V_BUILTIN_STXVLL.
11179 * config/rs6000/vsx.md (lxvll, stxvll, xl_len_r, xst_len_r): Add
11180 define_expand and define_insn for the instructions and builtins.
11181 * doc/extend.texi: Update the built-in documentation file for the new
11182 built-in functions.
11183 * config/rs6000/altivec.md (altivec_lvsl_reg, altivec_lvsr_reg): Add
11184 define_insn for the instructions
11186 2017-09-26 Krister Walfridsson <krister.walfridsson@gmail.com>
11189 * gcc/config/netbsd-protos.h: New file.
11190 * gcc/config/netbsd.c: New file.
11191 * gcc/config/netbsd.h (SUBTARGET_INIT_BUILTINS): Define.
11192 * gcc/config/t-netbsd: New file.
11193 * gcc/config.gcc (tm_p_file): Add netbsd-protos.h.
11194 (tmake_file) Add t-netbsd.
11195 (extra_objs) Add netbsd.o.
11197 2017-09-26 Janus Weil <janus@gcc.gnu.org>
11201 * doc/sourcebuild.texi: Document fortran_real_10 and fortran_real_16.
11203 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11205 * config/rs6000/rs6000.md (extendsi<mode>2): Add a splitter to do
11206 sign extension from a vector register to a GPR by doing a 32-bit
11207 direct move and then an EXTSW.
11208 (extendsi<mode>2 splitter): Likewise.
11209 (movsi_from_sf): Adjust code to eliminate doing a 32-bit shift
11210 right or vector extract after doing XSCVDPSPN. Use
11211 zero_extendsidi2 instead of p8_mfvsrd_4_disf to move the value to
11213 (movdi_from_sf_zero_ext): Likewise.
11214 (reload_gpr_from_vsxsf): Likewise.
11215 (p8_mfvsrd_4_disf): Delete, no longer used.
11216 (movsi_from_df): Optimize converting a DFmode to a SFmode, and
11217 then needing to move the SFmode to a GPR to use the XSCVDPSP
11218 instruction instead of FRSP and XSCVDPSPN.
11219 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Move insn so that
11220 it is adjacent to the other XSCVSPDP insns.
11221 (vsx_xscvdpsp_scalar): Use "ww" constraint instead of "f" to allow
11222 SFmode to be in traditional Altivec registers.
11223 (vsx_xscvdpspn): Eliminate useless alternative constraint.
11224 (vsx_xscvspdpn): Likewise.
11225 (vsx_xscvspdpn_scalar): Likewise.
11227 2017-09-26 Martin Jambor <mjambor@suse.cz>
11229 * tree-sra.c (compare_access_positions): Put integral types first,
11230 stabilize sorting of integral types, remove conditions putting
11231 non-full-precision integers last.
11232 (sort_and_splice_var_accesses): Disable scalarization if a
11233 non-integert would be represented by a non-full-precision integer.
11235 2017-09-26 Joseph Myers <joseph@codesourcery.com>
11237 * config/microblaze/linux.h (TARGET_ASM_FILE_END): Likewise.
11238 * config/pa/pa.h (NEED_INDICATE_EXEC_STACK): Likewise.
11239 * config/pa/pa-linux.h (NEED_INDICATE_EXEC_STACK): Likewise.
11240 * config/pa/pa.c (pa_hpux_file_end): Rename to pa_file_end.
11241 Define unconditionally, with [ASM_OUTPUT_EXTERNAL_REAL]
11242 conditionals inside the function instead of around it. Call
11243 file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK.
11244 (TARGET_ASM_FILE_END): Define unconditionally to pa_file_end.
11246 2017-09-26 Richard Biener <rguenther@suse.de>
11248 * graphite-scop-detection.c (scop_detection::build_scop_depth): Rewrite,
11250 (scop_detection::build_scop_breadth): ... this. Removed.
11251 (scop_detection::loop_is_valid_in_scop): Fold into single caller.
11252 (scop_detection::harmful_stmt_in_bb): Likewise.
11253 (scop_detection::graphite_can_represent_stmt): Likewise.
11254 (scop_detection::loop_body_is_valid_scop): Likewise. Remove recursion.
11255 (scop_detection::can_represent_loop): Remove recursion, fold in ...
11256 (scop_detection::can_represent_loop_1): ... this. Removed.
11257 (scop_detection::harmful_loop_in_region): Simplify after inlining
11258 the above and remove more quadraticness.
11259 (build_scops): Adjust.
11260 * tree-data-ref.c (loop_nest_has_data_refs): Remove pointless
11263 2017-09-26 Jakub Jelinek <jakub@redhat.com>
11266 * config/i386/i386.c (ix86_print_operand_address_as): Only test
11267 REGNO (base) == SP_REG if base is a REG.
11269 PR middle-end/35691
11270 * tree-ssa-reassoc.c (update_range_test): Dump r->exp each time
11271 if it is different SSA_NAME.
11272 (optimize_range_tests_cmp_bitwise): New function.
11273 (optimize_range_tests): Call it.
11275 2017-09-26 Richard Biener <rguenther@suse.de>
11277 PR tree-optimization/82321
11278 * graphite.c (canonicalize_loop_closed_ssa): Properly check
11279 for the def being inside the loop.
11281 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11283 * config/s390/vx-builtins.md ("vmslg"): Add missing operand in
11285 * config/s390/s390-builtins.def: Fix constraint on op4.
11287 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11289 * config/s390/s390.c (s390_expand_vec_compare): Use the new mode
11290 independent expanders.
11291 * config/s390/vector.md ("vec_cmpuneq", "vec_cmpltgt")
11292 ("vec_ordered", "vec_unordered"): New expanders.
11294 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11296 * config/s390/s390.c (s390_preferred_simd_mode): Return V4SFmode
11299 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11301 * config/s390/vector.md ("vec_unpacks_low_v16qi"): Rename to
11302 vec_unpacks_lo_v16qi.
11303 ("vec_unpacku_low_v16qi"): Rename to vec_unpacku_lo_v16qi.
11305 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11307 * config/s390/vector.md ("vec_unpacks_lo_v4sf")
11308 ("vec_unpacks_hi_v4sf", "vec_unpacks_lo_v2df")
11309 ("vec_unpacks_hi_v2df", "vec_pack_trunc_v2df"): New expanders.
11311 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11313 * config/s390/predicates.md ("const_shift_by_byte_operand"): New
11315 * config/s390/vector.md ("*vec_srb<mode>"): Change modes to V_128
11317 ("*vec_slb<mode>"): New insn pattern.
11318 ("vec_shr_<mode>"): New expander.
11319 * config/s390/vx-builtins.md ("vec_slb<mode>"): Turn into expander
11320 and force the shift count operand to V16QImode.
11321 ("vec_srb<mode>"): Set shift count mode to V16QI.
11323 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11325 * config/s390/vector.md ("vec_widen_umult_lo_<mode>")
11326 ("vec_widen_umult_hi_<mode>", "vec_widen_smult_lo_<mode>")
11327 ("vec_widen_smult_hi_<mode>"): New expander definitions.
11329 2017-09-26 Richard Earnshaw <rearnsha@arm.com>
11332 * config/arm/arm.h (DRIVER_SELF_SPECS): Separate sub-rules with commas.
11334 2017-09-26 Richard Biener <rguenther@suse.de>
11336 PR tree-optimization/82320
11337 * tree-ssa-sccvn.c (set_ssa_val_to): Changing undef to undef
11340 2017-09-25 Jeff Law <law@redhat.com>
11342 * config/rs6000/rs6000-protos.h (output_probe_stack_range): Update
11343 prototype for new argument.
11344 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack_1): New function,
11345 mostly extracted from rs6000_emit_allocate_stack.
11346 (rs6000_emit_probe_stack_range_stack_clash): New function.
11347 (rs6000_emit_allocate_stack): Call
11348 rs6000_emit_probe_stack_range_stack_clash as needed.
11349 (rs6000_emit_probe_stack_range): Add additional argument
11350 to call to gen_probe_stack_range{si,di}.
11351 (output_probe_stack_range): New.
11352 (output_probe_stack_range_1): Renamed from output_probe_stack_range.
11353 (output_probe_stack_range_stack_clash): New.
11354 (rs6000_emit_prologue): Emit notes into dump file as requested.
11355 * rs6000.md (allocate_stack): Handle -fstack-clash-protection.
11356 (probe_stack_range<P:mode>): Operand 0 is now early-clobbered.
11357 Add additional operand and pass it to output_probe_stack_range.
11359 2017-09-25 Bin Cheng <bin.cheng@arm.com>
11361 PR tree-optimization/82163
11362 * tree-ssa-loop-manip.h (verify_loop_closed_ssa): New parameter.
11363 (checking_verify_loop_closed_ssa): New parameter.
11364 * tree-ssa-loop-manip.c (check_loop_closed_ssa_use): Delete.
11365 (check_loop_closed_ssa_stmt): Delete.
11366 (check_loop_closed_ssa_def, check_loop_closed_ssa_bb): New functions.
11367 (verify_loop_closed_ssa): Check loop closed ssa form for LOOP.
11368 (tree_transform_and_unroll_loop): Check loop closed ssa form only for
11371 2017-09-25 Pekka Jaaskelainen <pekka@parmance.com>
11373 * brig-builtins.def: Treat HSAIL barrier builtins as
11374 setjmp/longjump style functions.
11376 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
11378 * target.def (constant_alignment): New hook.
11379 * defaults.h (CONSTANT_ALIGNMENT): Delete.
11380 * doc/tm.texi.in (CONSTANT_ALIGNMENT): Replace with...
11381 (TARGET_CONSTANT_ALIGNMENT): ...this new hook.
11382 * doc/tm.texi: Regenerate.
11383 * targhooks.h (default_constant_alignment): Declare.
11384 (constant_alignment_word_strings): Likewise.
11385 * targhooks.c (default_constant_alignment): New function.
11386 (constant_alignment_word_strings): Likewise.
11387 * builtins.c (get_object_alignment_2): Use targetm.constant_alignment
11388 instead of CONSTANT_ALIGNMENT.
11389 * varasm.c (align_variable, get_variable_align, build_constant_desc)
11390 (force_const_mem): Likewise.
11391 * config/aarch64/aarch64.h (CONSTANT_ALIGNMENT): Delete.
11392 * config/aarch64/aarch64.c (aarch64_constant_alignment): New function.
11393 (aarch64_classify_address): Call it instead of CONSTANT_ALIGNMENT.
11394 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11395 * config/alpha/alpha.h (CONSTANT_ALIGNMENT): Delete commented-out
11397 * config/arc/arc.h (CONSTANT_ALIGNMENT): Delete.
11398 * config/arc/arc.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11399 constant_alignment_word_strings.
11400 * config/arm/arm.h (CONSTANT_ALIGNMENT_FACTOR): Delete.
11401 (CONSTANT_ALIGNMENT): Likewise.
11402 * config/arm/arm.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11403 (arm_constant_alignment): New function.
11404 * config/bfin/bfin.h (CONSTANT_ALIGNMENT): Delete.
11405 * config/bfin/bfin.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11406 constant_alignment_word_strings.
11407 * config/cr16/cr16.h (CONSTANT_ALIGNMENT): Delete.
11408 * config/cr16/cr16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11409 constant_alignment_word_strings.
11410 * config/cris/cris.h (CONSTANT_ALIGNMENT): Delete.
11411 * config/cris/cris.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11412 (cris_constant_alignment): New function.
11413 * config/epiphany/epiphany.h (CONSTANT_ALIGNMENT): Delete.
11414 * config/epiphany/epiphany.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11415 (epiphany_constant_alignment): New function.
11416 * config/fr30/fr30.h (CONSTANT_ALIGNMENT): Delete.
11417 * config/fr30/fr30.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11418 constant_alignment_word_strings.
11419 * config/frv/frv.h (CONSTANT_ALIGNMENT): Delete.
11420 * config/frv/frv.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11421 constant_alignment_word_strings.
11422 * config/ft32/ft32.h (CONSTANT_ALIGNMENT): Delete.
11423 * config/ft32/ft32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11424 constant_alignment_word_strings.
11425 * config/i386/i386.h (CONSTANT_ALIGNMENT): Delete.
11426 * config/i386/i386-protos.h (ix86_constant_alignment): Delete.
11427 * config/i386/i386.c (ix86_constant_alignment): Make static.
11428 Use the same interface as the target hook.
11429 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11430 * config/ia64/ia64.h (CONSTANT_ALIGNMENT): Delete.
11431 * config/ia64/ia64.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11432 constant_alignment_word_strings.
11433 * config/iq2000/iq2000.h (CONSTANT_ALIGNMENT): Delete.
11434 * config/iq2000/iq2000.c (iq2000_constant_alignment): New function.
11435 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11436 * config/lm32/lm32.h (CONSTANT_ALIGNMENT): Delete.
11437 * config/lm32/lm32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11438 constant_alignment_word_strings.
11439 * config/m32r/m32r.h (CONSTANT_ALIGNMENT): Delete.
11440 * config/m32r/m32r.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11441 constant_alignment_word_strings.
11442 * config/mcore/mcore.h (CONSTANT_ALIGNMENT): Delete.
11443 * config/mcore/mcore.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11444 constant_alignment_word_strings.
11445 * config/microblaze/microblaze.h (CONSTANT_ALIGNMENT): Delete.
11446 * config/microblaze/microblaze.c (microblaze_constant_alignment):
11448 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11449 * config/mips/mips.h (CONSTANT_ALIGNMENT): Delete.
11450 * config/mips/mips.c (mips_constant_alignment): New function.
11451 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11452 * config/mmix/mmix.h (CONSTANT_ALIGNMENT): Delete.
11453 * config/mmix/mmix-protos.h (mmix_constant_alignment): Delete.
11454 * config/mmix/mmix.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11455 (mmix_constant_alignment): Make static. Use the same interface
11456 as the target hook.
11457 * config/moxie/moxie.h (CONSTANT_ALIGNMENT): Delete.
11458 * config/moxie/moxie.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11459 constant_alignment_word_strings.
11460 * config/nios2/nios2.h (CONSTANT_ALIGNMENT): Delete.
11461 * config/nios2/nios2.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11462 constant_alignment_word_strings.
11463 * config/pa/pa.h (CONSTANT_ALIGNMENT): Delete.
11464 * config/pa/pa.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11465 constant_alignment_word_strings.
11466 * config/powerpcspe/powerpcspe.h (CONSTANT_ALIGNMENT): Delete.
11467 * config/powerpcspe/powerpcspe.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11468 (rs6000_constant_alignment): New function.
11469 * config/riscv/riscv.h (CONSTANT_ALIGNMENT): Delete.
11470 * config/riscv/riscv.c (riscv_constant_alignment): New function.
11471 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11472 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Delete.
11473 * config/rs6000/rs6000.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11474 (rs6000_constant_alignment): New function.
11475 * config/s390/s390.h (CONSTANT_ALIGNMENT): Delete.
11476 * config/s390/s390.c (s390_constant_alignment): New function.
11477 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11478 * config/sh/sh.h (CONSTANT_ALIGNMENT): Delete.
11479 * config/sh/sh.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11480 constant_alignment_word_strings.
11481 * config/sparc/sparc.h (CONSTANT_ALIGNMENT): Delete.
11482 * config/sparc/sparc.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11483 (sparc_constant_alignment): New function.
11484 * config/spu/spu.h (CONSTANT_ALIGNMENT): Delete.
11485 * config/spu/spu.c (spu_constant_alignment): New function.
11486 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11487 * config/stormy16/stormy16.h (CONSTANT_ALIGNMENT): Delete.
11488 * config/stormy16/stormy16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11489 constant_alignment_word_strings.
11490 * config/tilegx/tilegx.h (CONSTANT_ALIGNMENT): Delete.
11491 * config/tilegx/tilegx.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11492 constant_alignment_word_strings.
11493 * config/tilepro/tilepro.h (CONSTANT_ALIGNMENT): Delete.
11494 * config/tilepro/tilepro.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11495 constant_alignment_word_strings.
11496 * config/visium/visium.h (CONSTANT_ALIGNMENT): Delete.
11497 * config/visium/visium.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11498 (visium_constant_alignment): New function.
11499 * config/xtensa/xtensa.h (CONSTANT_ALIGNMENT): Delete.
11500 * config/xtensa/xtensa.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11501 (xtensa_constant_alignment): New function.
11502 * system.h (CONSTANT_ALIGNMENT): Poison.
11504 2017-09-25 Will Schmidt <will_schmidt@vnet.ibm.com>
11506 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
11507 for early folding of vector stores (ALTIVEC_BUILTIN_ST_*).
11508 (rs6000_builtin_valid_without_lhs): New helper function.
11509 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11510 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_ST.
11512 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
11514 * target.h (vec_perm_indices): Use unsigned short rather than
11516 (auto_vec_perm_indices): Likewise.
11517 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const_ok):
11518 Use unsigned int rather than unsigned char.
11519 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok): Likewise.
11521 2017-09-25 Richard Biener <rguenther@suse.de>
11523 * cfgloop.h (sort_sibling_loops): Declare.
11524 * cfgloop.c (sort_sibling_loops_cmp): New helper.
11525 (sort_sibling_loops): New function sorting the sibling loop list
11527 * graphite.c (graphite_transform_loops): Sort sibling loops.
11529 2017-09-25 Richard Sandiford <richard.sandifird@linaro.org>
11531 * target.def (vec_perm_const_ok): Change sel parameter to
11533 * optabs-query.c (can_vec_perm_p): Update accordingly.
11534 * doc/tm.texi: Regenerate.
11535 * config/aarch64/aarch64.c (expand_vec_perm_d): Change perm to
11536 auto_vec_perm_indices and remove separate nelt field.
11537 (aarch64_evpc_trn, aarch64_evpc_uzp, aarch64_evpc_zip)
11538 (aarch64_evpc_ext, aarch64_evpc_rev, aarch64_evpc_dup)
11539 (aarch64_evpc_tbl, aarch64_expand_vec_perm_const_1)
11540 (aarch64_expand_vec_perm_const): Update accordingly.
11541 (aarch64_vectorize_vec_perm_const_ok): Likewise. Change sel
11542 to vec_perm_indices.
11543 * config/arm/arm.c (expand_vec_perm_d): Change perm to
11544 auto_vec_perm_indices and remove separate nelt field.
11545 (arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev)
11546 (arm_evpc_neon_vtrn, arm_evpc_neon_vext, arm_evpc_neon_vtbl)
11547 (arm_expand_vec_perm_const_1, arm_expand_vec_perm_const): Update
11549 (arm_vectorize_vec_perm_const_ok): Likewise. Change sel
11550 to vec_perm_indices.
11551 * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
11552 sel to vec_perm_indices.
11553 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const_ok): Likewise.
11554 * config/mips/mips.c (mips_vectorize_vec_perm_const_ok): Likewise.
11555 * config/powerpcspe/powerpcspe.c (rs6000_vectorize_vec_perm_const_ok):
11557 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const_ok):
11560 2017-09-25 Pierre-Marie de Rodat <derodat@adacore.com>
11563 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
11564 on the FUNCTION_DECL function context if it has a DIE that is a
11567 2017-09-25 Richard Biener <rguenther@suse.de>
11569 PR tree-optimization/82285
11570 * tree-vect-patterns.c (vect_recog_bool_pattern): Also handle
11573 2017-09-25 Tom de Vries <tom@codesourcery.com>
11577 * config/nvptx/nvptx.c (nvptx_output_call_insn): Add exit after call to
11580 2017-09-25 Richard Biener <rguenther@suse.de>
11582 * graphite-optimize-isl.c (optimize_isl): Fail and dump if
11583 ISL errors other than isl_error_quota happen. Dump if the
11584 schedule is the same.
11585 * graphite-sese-to-poly.c (build_poly_scop): Fail on ISL
11586 errors instead of aborting inside ISL.
11588 2017-09-25 Iain Sandoe <iain@codesourcery.com>
11591 * config/i386/darwin.h (REAL_LIB_SPEC): New; put libSystem ahead
11592 of libgcc_eh for m64.
11593 * config/i386/darwin64.h: Likewise.
11595 2017-09-25 Richard Biener <rguenther@suse.de>
11597 PR middle-end/82144
11598 * dwarf2out.c (gen_enumeration_type_die): Do not add alignment
11599 attribute for incomplete types nor twice for complete ones.
11601 2017-09-24 Uros Bizjak <ubizjak@gmail.com>
11604 * config/i386/i386.c (ix86_print_operand_address_as): Encode
11605 %esp as %rsp to avoid 0x67 prefix if there is no index or base
11608 2017-09-23 Uros Bizjak <ubizjak@gmail.com>
11611 * config/i386/i386.opt (mprefer-avx256): Use
11612 ix86_target_flags variable.
11613 * config/i386/i386.c (ix86_target_string): Move
11614 -mprefer-avx256 to flag2_opts.
11616 2017-09-22 Jakub Jelinek <jakub@redhat.com>
11618 PR middle-end/35691
11619 * match.pd: Simplify x == -1 & y == -1 into (x & y) == -1
11620 and x != -1 | y != -1 into (x & y) != -1.
11622 2017-09-22 Steve Ellcey <sellcey@cavium.com>
11624 * config.gcc: Add new case statement to set
11625 default_gnu_indirect_function. Remove it from x86_64-*-linux*,
11626 i[34567]86-*, powerpc*-*-linux*spe*, powerpc*-*-linux*, s390-*-linux*,
11627 s390x-*-linux* case statements. Added aarch64 to the list of
11628 supported architectures.
11630 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
11632 PR tree-optimization/82289
11633 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Check
11634 STMT_VINFO_RELEVANT_P.
11636 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
11637 Alan Hayward <alan.hayward@arm.com>
11638 David Sherwood <david.sherwood@arm.com>
11640 * tree-vrp.c (extract_range_from_multiplicative_op_1): Assert
11641 for VR_RANGE only; don't allow VR_ANTI_RANGE.
11642 (extract_range_from_binary_expr_1): Don't call
11643 extract_range_from_multiplicative_op_1 if !range_int_cst_p.
11645 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
11646 Alan Hayward <alan.hayward@arm.com>
11647 David Sherwood <david.sherwood@arm.com>
11649 * target.def (preferred_vector_alignment): New hook.
11650 * doc/tm.texi.in (TARGET_VECTORIZE_PREFERRED_VECTOR_ALIGNMENT): New
11652 * doc/tm.texi: Regenerate.
11653 * targhooks.h (default_preferred_vector_alignment): Declare.
11654 * targhooks.c (default_preferred_vector_alignment): New function.
11655 * tree-vectorizer.h (dataref_aux): Add a target_alignment field.
11657 (DR_TARGET_ALIGNMENT): New macro.
11658 (aligned_access_p): Update commentary.
11659 (vect_known_alignment_in_bytes): New function.
11660 * tree-vect-data-refs.c (vect_calculate_required_alignment): New
11662 (vect_compute_data_ref_alignment): Set DR_TARGET_ALIGNMENT.
11663 Calculate the misalignment based on the target alignment rather than
11665 (vect_update_misalignment_for_peel): Use DR_TARGET_ALIGMENT
11666 rather than TYPE_ALIGN / BITS_PER_UNIT to update the misalignment.
11667 (vect_enhance_data_refs_alignment): Mask the byte misalignment with
11668 the target alignment, rather than masking the element misalignment
11669 with the number of elements in a vector. Also use the target
11670 alignment when calculating the maximum number of peels.
11671 (vect_find_same_alignment_drs): Use vect_calculate_required_alignment
11672 instead of TYPE_ALIGN_UNIT.
11673 (vect_duplicate_ssa_name_ptr_info): Remove stmt_info parameter.
11674 Measure DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT.
11675 (vect_create_addr_base_for_vector_ref): Update call accordingly.
11676 (vect_create_data_ref_ptr): Likewise.
11677 (vect_setup_realignment): Realign by ANDing with
11678 -DR_TARGET_MISALIGNMENT.
11679 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Calculate
11680 the number of peels based on DR_TARGET_ALIGNMENT.
11681 * tree-vect-stmts.c (get_group_load_store_type): Compare the gap
11682 with the guaranteed alignment boundary when deciding whether
11684 (vectorizable_mask_load_store): Interpret DR_MISALIGNMENT
11685 relative to DR_TARGET_ALIGNMENT instead of TYPE_ALIGN_UNIT.
11686 (ensure_base_align): Remove stmt_info parameter. Get the
11687 target base alignment from DR_TARGET_ALIGNMENT.
11688 (vectorizable_store): Update call accordingly. Interpret
11689 DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT instead of
11691 (vectorizable_load): Likewise.
11693 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
11694 Alan Hayward <alan.hayward@arm.com>
11695 David Sherwood <david.sherwood@arm.com>
11697 * tree-vectorizer.h (vect_get_scalar_dr_size): New function.
11698 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use it.
11699 (vect_enhance_data_refs_alignment): Likewise.
11701 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
11703 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
11704 error. Only quit immediately if parsing is complete.
11705 (BEGIN): Initialize fatal_err and parse_done.
11706 (begin fpu, end fpu): Check number of arguments.
11707 (begin arch, end arch): Likewise.
11708 (begin cpu, end cpu): Likewise.
11709 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
11710 (optalias): Likewise.
11712 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
11714 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
11715 * config/arm/arm-isa.h: Delete. Move definitions to ...
11716 * arm-cpus.in: ... here. Use new feature and fgroup values.
11717 * config/arm/arm.c (arm_option_override): Use lower case for feature
11719 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
11720 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
11721 * config/arm/parsecpu.awk (END): Add new command 'isa'.
11723 (print_isa_bits_for): New function.
11724 (gen_isa): New function.
11725 (gen_comm_data): Use print_isa_bits_for.
11726 (define feature): New keyword.
11727 (define fgroup): New keyword.
11728 * config/arm/t-arm (TM_H): Remove.
11729 (GTM_H): Add arm-isa.h.
11730 (arm-isa.h): Add rule to generate file.
11731 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
11732 case for feature bit names.
11734 2017-09-22 Richard Biener <rguenther@suse.de>
11736 * graphite-isl-ast-to-gimple.c (graphite_verify): Inline into
11738 (graphite_regenerate_ast_isl): Do not reset SCEV. Move debug
11739 print of no dependency loops ...
11740 * graphite.c (graphite_transform_loops): ... here.
11741 (canonicalize_loop_closed_ssa_form): Work from inner to outer
11743 (same_close_phi_node, remove_duplicate_close_phi,
11744 make_close_phi_nodes_unique, defined_in_loop_p): Fold into ...
11745 (canonicalize_loop_closed_ssa): ... here and simplify.
11746 * graphite-optimize-isl.c: Include tree-vectorizer.h.
11747 (optimize_isl): Use dump_printf_loc to tell when we stopped
11748 optimizing because of an ISL timeout.
11750 2017-09-22 Richard Biener <rguenther@suse.de>
11752 PR tree-optimization/82291
11753 * tree-if-conv.c (predicate_mem_writes): Make sure to
11754 remove writes in blocks predicated with false.
11756 2017-09-22 Richard Biener <rguenther@suse.de>
11758 * sese.c: Include cfganal.h.
11759 (if_region_set_false_region): Remove.
11760 (create_if_region_on_edge): Likewise.
11761 (move_sese_in_condition): Re-implement without destroying
11764 2017-09-22 Richard Biener <rguenther@suse.de>
11766 * graphite-isl-ast-to-gimple.c (translate_pending_phi_nodes):
11767 Verify both BBs contain loop PHI nodes before dispatching to
11768 copy_loop_phi_args.
11769 (graphite_regenerate_ast_isl): Do not recompute dominators,
11770 do not verify three times. Restructure for clarity.
11771 * graphite-scop-detection.c (same_close_phi_node,
11772 remove_duplicate_close_phi, make_close_phi_nodes_unique,
11773 defined_in_loop_p, canonicalize_loop_closed_ssa,
11774 canonicalize_loop_closed_ssa_form): Simplify, remove excess
11775 checking and SSA rewrite, move to ...
11776 * graphite.c: ... here. Include ssa.h and tree-ssa-loop-manip.h.
11777 (graphite_initialize): Do not pass in ctx, do not reset the
11778 SCEV cache, compute only dominators.
11779 (graphite_transform_loops): Allocate ISL ctx after
11780 graphite_initialize. Call canonicalize_loop_closed_ssa_form.
11781 Maintain post-dominators only around build_scops.
11782 * sese.c (if_region_set_false_region): Make static. Free
11783 and recompute dominators.
11784 (move_sese_in_condition): Assert we don't get called with
11785 post-dominators computed.
11786 * sese.h (if_region_set_false_region): Remove.
11788 2017-09-22 Sergey Shalnov <sergey.shalnov@intel.com>
11790 * config/i386/sse.md ("mov<mode>_internal"): Use <sseinsnmode>
11791 mode attribute for TARGET_AVX512VL.
11793 2017-09-21 Sergey Shalnov <sergey.shalnov@intel.com>
11795 * config/i386/i386.opt (mprefer-avx256): New option.
11796 * config/i386/i386.c (ix86_target_string): Add -mprefer-avx256
11798 (ix86_preferred_simd_mode): Return 256-bit AVX modes
11799 for TARGET_PREFER_AVX256.
11800 * doc/invoke.texi (x86 Options): Document -mprefer-avx256.
11802 2017-09-21 Jeff Law <law@redhat.com>
11804 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash):
11805 Fix dump output if the only stack space is for pushed registers.
11807 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
11809 * config/spu/spu.c (spu_sched_adjust_cost): Update after renaming
11812 2017-09-21 Martin Sebor <msebor@redhat.com>
11815 * doc/extend.texi (attribute ifunc): Avoid relying on ill-formed
11816 code (in C++) or code that triggers warnings.
11818 2017-09-21 Eric Botcazou <ebotcazou@adacore.com>
11820 * stor-layout.c (bit_from_pos): Do not distribute the conversion.
11822 2017-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11824 * haifa-sched.c: Rename insn_cost to insn_sched_cost.
11825 * sched-rgn.c: Ditto.
11826 * sel-sched-ir.c: Ditto.
11828 2017-09-21 Alexander Monakov <amonakov@ispras.ru>
11830 * toplev.h (set_random_seed): Adjust return type.
11831 * toplev.c (init_local_tick): Move eager initialization of random_seed
11832 to get_random_seed. Adjust comment.
11833 (init_random_seed): Inline to get_random_seed, delete.
11834 (get_random_seed): Initialize random_seed lazily.
11835 (set_random_seed): Do not return previous value.
11836 (print_switch_value): Do not call get_random_seed.
11838 2017-09-21 Evgeny Kudryashov <kudryashov@ispras.ru>
11840 * cgraph.c (delete_function_version): New, broken out from...
11841 (cgraph_node::delete_function_version): ...here. Rename to
11842 cgraph_node::delete_function_version_by_decl. Update all uses.
11843 (cgraph_node::remove): Call delete_function_version.
11845 2017-09-21 Jakub Jelinek <jakub@redhat.com>
11848 * tree-inline.c (expand_call_inline): Emit clobber stmts for
11849 VAR_DECLs to which addressable non-volatile parameters are mapped
11850 and for id->retvar after the return value assignment. Clear
11851 id->retval and id->retbnd after inlining.
11853 2017-09-21 Richard Biener <rguenther@suse.de>
11855 PR tree-optimization/82276
11856 PR tree-optimization/82244
11857 * tree-vrp.c (build_assert_expr_for): Set
11858 SSA_NAME_OCCURS_IN_ABNORMAL_PHI if the variable we assert on
11860 (remove_range_assertions): Revert earlier change.
11862 2017-09-21 Wilco Dijkstra <wdijkstr@arm.com>
11865 * config/aarch64/aarch64.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
11867 2017-09-21 Richard Biener <rguenther@suse.de>
11869 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
11870 Restore valid IL after code generation errors.
11871 * graphite.c (graphite_transform_loops): Diagnose code
11872 generation issues as MSG_MISSED_OPTIMIZATION and continue
11873 with processing SCOPs.
11875 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
11876 Alan Hayward <alan.hayward@arm.com>
11877 David Sherwood <david.sherwood@arm.com>
11879 * calls.c (compute_argument_addresses): Use simplify_gen_binary
11880 rather than choosing between plus_constant and gen_rtx_<CODE>.
11881 * expr.c (emit_push_insn): Likewise.
11882 (expand_expr_real_2): Likewise.
11884 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
11885 Alan Hayward <alan.hayward@arm.com>
11886 David Sherwood <david.sherwood@arm.com>
11888 * loop-unroll.c (split_iv): Call copy_rtx on the step.
11890 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
11891 Alan Hayward <alan.hayward@arm.com>
11892 David Sherwood <david.sherwood@arm.com>
11894 * tree.c (find_atomic_core_type): Check tree_fits_uhwi_p before
11895 calling tree_to_uhwi.
11897 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
11898 Alan Hayward <alan.hayward@arm.com>
11899 David Sherwood <david.sherwood@arm.com>
11901 * tree-ssa-ccp.c (get_value_for_expr): Use a positive test for
11902 INTEGER_CST rather than a negative test for ADDR_EXPR.
11904 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
11905 Alan Hayward <alan.hayward@arm.com>
11906 David Sherwood <david.sherwood@arm.com>
11908 * tree-vrp.c (extract_range_from_binary_expr_1): Check
11909 int_cst_rangeN before calling value_range_constant_singleton (&vrN).
11911 2017-09-21 Richard Biener <rguenther@suse.de>
11913 PR tree-optimization/71351
11914 * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::
11915 graphite_create_new_loop_guard): Remove, fold remaining parts
11917 (translate_isl_ast_node_for): ... here and simplify.
11919 2017-09-21 Jakub Jelinek <jakub@redhat.com>
11922 * config/i386/i386.md (*movqi_internal): Replace (=q,q) alternative
11923 with (=Q,Q), (=R,R) and (=r,r) alternatives, only enable the
11924 latter two for 64-bit, renumber alternatives, for -Os imov (=q,n)
11925 alternative always use QI mode, for -Os imov (=R,R) alternative
11926 always use SI mode, for imov (=Q,Q) or (=r,r) alternatives
11929 2017-09-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11930 Jeff Law <law@redhat.com>
11932 * config/s390/s390.c (MIN_UNROLL_PROBES): Define.
11933 (allocate_stack_space): New function, partially extracted from
11934 s390_emit_prologue.
11935 (s390_emit_prologue): Track offset to most recent stack probe.
11936 Code to allocate space moved into allocate_stack_space.
11937 Dump actions when no stack is allocated.
11938 (s390_prologue_plus_offset): New function.
11939 (s390_emit_stack_probe): Likewise.
11941 2017-09-20 Alexandre Oliva <aoliva@redhat.com>
11943 * common.opt (Wa, Wl, Wp, g, gz=): Add
11945 (gno-column-info): Remove.
11946 (gcolumn-info): Drop RejectNegative.
11947 (gno-): New prefix.
11948 (gno-record-gcc-switches): Remove.
11949 (grecord-gcc-switches): Drop RejectNegative.
11950 (gno-split-dwarf): Remove.
11951 (gsplit-dwarf): Drop RejectNegative.
11952 (gno-strict-dwarf): Remove.
11953 (gstrict-dwarf): Drop RejectNegative.
11954 * config/darwin.opt (gfull, gused): Add RejectNegative.
11955 * dwarf2out.c (gen_producer_string): Drop
11956 gno-record-gcc-switches handler.
11957 * optc-gen.awk: Add g to prefixes with negative forms.
11958 * opts-common.c (remapping_prefix_p): New.
11959 (find_opt): Check it.
11960 (generate_canonical_option): Test g prefix.
11961 (option_map): Add -gno- mapping.
11962 (add_misspelling_candidates): Check remapping_prefix_p.
11964 2017-09-20 Jeff Law <law@redhat.com>
11966 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Fix
11967 thinko in stack clash protection support.
11969 * explow.c (compute_stack_clash_protection_loop_data): Use
11970 CONST_INT_P instead of explicit test. Verify object is a
11971 CONST_INT_P before looking at INTVAL.
11972 (anti_adjust_stack_and_probe_stack_clash): Use CONST_INT_P
11973 instead of explicit test.
11975 2017-09-20 Segher Boessenkool <segher@kernel.crashing.org>
11978 * config/rs6000/rs6000.md (stack_restore_tie): Store to a scratch
11979 address instead of to r1 and r11.
11981 2017-09-20 Sebastian Peryt <sebastian.peryt@intel.com>
11983 * config.gcc: Support "knm".
11984 * config/i386/driver-i386.c (host_detect_local_cpu): Detect "knm".
11985 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
11987 * config/i386/i386.c (m_KNM): Define.
11988 (processor_target_table): Add "knm".
11990 (ix86_option_override_internal): Add "knm".
11991 (ix86_issue_rate): Add PROCESSOR_KNM.
11992 (ix86_adjust_cost): Ditto.
11993 (ia32_multipass_dfa_lookahead): Ditto.
11994 (get_builtin_code_for_version): Handle PROCESSOR_KNM.
11995 (fold_builtin_cpu): Add M_INTEL_KNM.
11996 * config/i386/i386.h (processor_costs): Define TARGET_KNM.
11997 (processor_type): Add PROCESSOR_KNM.
11998 * config/i386/x86-tune.def: Add m_KNM.
11999 * doc/invoke.texi: Add knm as x86 -march=/-mtune= CPU type.
12001 2017-09-20 Richard Biener <rguenther@suse.de>
12003 PR tree-optimization/80213
12004 * graphite-scop-detection.c (trivially_empty_bb_p): Labels
12005 are allowed in empty BBs as well.
12006 (canonicalize_loop_closed_ssa): Also look for other complex
12008 (scop_detection::get_sese): Include the loop-closed PHI block
12010 (scop_detection::merge_sese): Remove code adding extra blocks.
12011 (scop_detection::region_has_one_loop): Adjust for get_sese changes.
12012 (build_scops): Assert the final returned scop is invalid.
12014 2017-09-20 Richard Biener <rguenther@suse.de>
12016 PR tree-optimization/82264
12017 * tree-ssa-sccvn.c (vn_phi_eq): Use safe_dyn_cast to check
12019 (vn_phi_lookup): Likewise.
12020 (vn_phi_insert): Likewise.
12022 2017-09-20 Jakub Jelinek <jakub@redhat.com>
12024 * dwarf2out.c (tree_add_const_value_attribute): For INTEGER_CST
12025 that fits into uhwi or shwi, add DW_AT_const_value regardless
12026 of early_dwarf without going through RTL, using add_AT_unsigned
12029 * dwarf2out.c (DEBUG_LTO_DWO_INFO_SECTION): Reorder defines.
12030 (DEBUG_LTO_ABBREV_SECTION): Likewise.
12031 (DEBUG_LTO_MACINFO_SECTION): Likewise.
12032 (DEBUG_MACRO_SECTION): Likewise.
12033 (DEBUG_LTO_MACRO_SECTION): Likewise.
12034 (DEBUG_STR_DWO_SECTION): Likewise.
12035 (DEBUG_LTO_STR_DWO_SECTION): Likewise.
12036 (DEBUG_LTO_LINE_SECTION): Drop .dwo suffix from the name.
12037 (DEBUG_LTO_DWO_LINE_SECTION): Define.
12038 (DEBUG_LTO_LINE_STR_SECTION): Define.
12039 (init_sections_and_labels): Initialize debug_line_str_section
12040 variable. Initialize debug_loc_section for -gdwarf-5 to
12041 DEBUG_LOCLISTS_SECTION. Formatting fixes.
12043 2017-09-20 Richard Biener <rguenther@suse.de>
12045 * graphite-sese-to-poly.c (extract_affine): Properly handle
12046 POINTER_PLUS_EXPR, BIT_NOT_EXPR and conversion to signed.
12048 2017-09-20 Richard Biener <rguenther@suse.de>
12050 PR tree-optimization/81373
12051 * graphite-scop-detection.c (build_cross_bb_scalars_def):
12052 Force SESE live-out defs to be handled even if they are
12055 2017-09-19 Jeff Law <law@redhat.com>
12057 * combine-stack-adj.c (combine_stack_adjustments_for_block): Do
12058 nothing for stack adjustments with REG_STACK_CHECK.
12059 * sched-deps.c (parse_add_or_inc): Reject insns with
12060 REG_STACK_CHECK from dependency breaking.
12061 * config/i386/i386.c (pro_epilogue_adjust_stack): Return insn.
12062 (ix86_adjust_satck_and_probe_stack_clash): Add REG_STACK_NOTEs.
12063 * reg-notes.def (STACK_CHECK): New note.
12065 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): New.
12066 (ix86_expand_prologue): Dump stack clash info as needed.
12067 Call ix86_adjust_stack_and_probe_stack_clash as needed.
12069 * function.c (dump_stack_clash_frame_info): New function.
12070 * function.h (dump_stack_clash_frame_info): Prototype.
12071 (enum stack_clash_probes): New enum.
12073 * config/alpha/alpha.c (alpha_expand_prologue): Also check
12074 flag_stack_clash_protection.
12075 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): Likewise.
12076 (arm_expand_prologue, thumb1_expand_prologue): Likewise.
12077 (arm_frame_pointer_required): Likewise.
12078 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12079 (ia64_expand_prologue): Likewise.
12080 * config/mips/mips.c (mips_expand_prologue): Likewise.
12081 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Likewise.
12082 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
12083 (sparc_flat_expand_prologue): Likewise.
12084 * config/spu/spu.c (spu_expand_prologue): Likewise.
12086 * explow.c: Include "params.h".
12087 (anti_adjust_stack_and_probe_stack_clash): New function.
12088 (get_stack_check_protect): Likewise.
12089 (compute_stack_clash_protection_loop_data): Likewise.
12090 (emit_stack_clash_protection_loop_start): Likewise.
12091 (emit_stack_clash_protection_loop_end): Likewise.
12092 (allocate_dynamic_stack_space): Use get_stack_check_protect.
12093 Use anti_adjust_stack_and_probe_stack_clash.
12094 * explow.h (compute_stack_clash_protection_loop_data): Prototype.
12095 (emit_stack_clash_protection_loop_start): Likewise.
12096 (emit_stack_clash_protection_loop_end): Likewise.
12097 * rtl.h (get_stack_check_protect): Prototype.
12098 * target.def (stack_clash_protection_final_dynamic_probe): New hook.
12099 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): New.
12100 * targhooks.h (default_stack_clash_protection_final_dynamic_probe):
12102 * doc/tm.texi.in (TARGET_STACK_CLASH_PROTECTION_FINAL_DYNAMIC_PROBE):
12104 * doc/tm.texi: Rebuilt.
12105 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use
12106 get_stack_check_protect.
12107 * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
12108 * config/arm/arm.c (arm_expand_prologue): Likewise.
12109 (arm_frame_pointer_required): Likewise.
12110 * config/i386/i386.c (ix86_expand_prologue): Likewise.
12111 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
12112 * config/mips/mips.c (mips_expand_prologue): Likewise.
12113 * config/powerpcspe/powerpcspe.c (rs6000_emit_prologue): Likewise.
12114 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
12115 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
12116 (sparc_flat_expand_prologue): Likewise.
12118 * common.opt (-fstack-clash-protection): New option.
12119 * flag-types.h (enum stack_check_type): Note difference between
12120 -fstack-check= and -fstack-clash-protection.
12121 * params.def (PARAM_STACK_CLASH_PROTECTION_GUARD_SIZE): New PARAM.
12122 (PARAM_STACK_CLASH_PROTECTION_PROBE_INTERVAL): Likewise.
12123 * toplev.c (process_options): Issue warnings/errors for cases
12124 not handled with -fstack-clash-protection.
12125 * doc/invoke.texi (-fstack-clash-protection): Document new option.
12126 (-fstack-check): Note additional problem with -fstack-check=generic.
12127 Note that -fstack-check is primarily for Ada and refer users
12128 to -fstack-clash-protection for stack-clash-protection.
12129 Document new params for stack clash protection.
12131 2017-09-19 Uros Bizjak <ubizjak@gmail.com>
12133 * config/i386/i386.c (ix86_split_long_move): Do not handle
12134 address used for LEA in a special way.
12136 2017-09-19 Segher Boessenkool <segher@kernel.crashing.org>
12138 * simplify-rtx.c (simplify_binary_operation_1): Fix typo in comment.
12140 2017-09-19 Martin Sebor <msebor@redhat.com>
12143 * cgraphunit.c (handle_alias_pairs): Reject aliases between functions
12144 of incompatible types.
12146 2017-09-19 Will Schmidt <will_schmidt@vnet.ibm.com>
12148 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
12149 for early folding of vector loads (ALTIVEC_BUILTIN_LVX_*).
12150 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12151 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_LD.
12153 2017-09-19 Richard Biener <rguenther@suse.de>
12155 PR tree-optimization/82244
12156 * tree-vrp.c (remove_range_assertions): Do not propagate
12157 a constant to abnormals but replace the assert with a copy.
12159 2017-09-19 Alexander Monakov <amonakov@ispras.ru>
12161 PR rtl-optimization/57878
12162 PR rtl-optimization/68988
12163 * lra-assigns.c (reload_pseudo_compare_func): Remove fragmentation
12164 avoidance test involving non_reload_pseudos. Move frequency test
12165 below the general fragmentation avoidance test.
12167 2017-09-19 Richard Biener <rguenther@suse.de>
12169 PR tree-optimization/69728
12170 * graphite-sese-to-poly.c (schedule_error): New global.
12171 (add_loop_schedule): Handle empty domain by failing the
12173 (build_original_schedule): Handle schedule_error.
12175 2017-09-19 Richard Biener <rguenther@suse.de>
12177 * graphite-scop-detection.c (scop_detection::can_represent_loop):
12178 Do not iterate to sibling loops but only to siblings of inner
12181 2017-09-18 Andreas Schwab <schwab@linux-m68k.org>
12184 * config/m68k/m68k.md (moveq feeding equality comparison): Check
12185 that the registers are different.
12187 2017-09-18 Uros Bizjak <ubizjak@gmail.com>
12189 * config/i386/i386.c (fold_builtin_cpu): Add M_AMDFAM17H
12190 to processor_model and "amdfam17h" to arch_names_table.
12191 * doc/extend.texi (__builtin_cpu_is): Document amdfam17h CPU name.
12193 2017-09-18 Jakub Jelinek <jakub@redhat.com>
12196 * doc/extend.texi: Add @findex entry for __builtin_shuffle.
12198 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12199 Alan Hayward <alan.hayward@arm.com>
12200 David Sherwood <david.sherwood@arm.com>
12202 * tree-vectorizer.h (vect_slp_analyze_operations): Replace parameters
12204 * tree-vect-loop.c (vect_analyze_loop_operations): Update call
12206 * tree-vect-slp.c (vect_slp_analyze_node_operations): Add vec_info *
12207 parameter. Set SLP_TREE_NUMBER_OF_VEC_STMTS here rather than in
12208 vect_schedule_slp_instance.
12209 (vect_slp_analyze_operations): Replace parameters with a vec_info *.
12210 Update call to vect_slp_analyze_node_operations. Simplify return
12212 (vect_slp_analyze_bb_1): Update call accordingly.
12213 (vect_schedule_slp_instance): Remove vectorization_factor parameter.
12214 Don't calculate SLP_TREE_NUMBER_OF_VEC_STMTS here.
12215 (vect_schedule_slp): Update call accordingly.
12217 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12218 Alan Hayward <alan.hayward@arm.com>
12219 David Sherwood <david.sherwood@arm.com>
12221 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Cope
12222 with types that aren't in fact scalar.
12224 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12226 * tree-vect-slp.c (vect_record_max_nunits): New function,
12228 (vect_build_slp_tree_1): ...here.
12229 (vect_build_slp_tree_2): Call it for phis too.
12231 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12233 * tree-vect-stmts.c (vectorizable_mask_load_store): Pass mask_vectype
12234 to vect_get_vec_def_for_operand when getting the mask operand.
12236 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12237 Alan Hayward <alan.hayward@arm.com>
12238 David Sherwood <david.sherwood@arm.com>
12240 * tree-vect-loop.c (vectorizable_live_operation): Fix type of
12243 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12244 Alan Hayward <alan.hayward@arm.com>
12245 David Sherwood <david.sherwood@arm.com>
12247 * tree-vect-loop.c (vectorizable_live_operation): Fix element size
12248 calculation for vector booleans.
12250 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12251 Alan Hayward <alan.hayward@arm.com>
12252 David Sherwood <david.sherwood@arm.com>
12254 * tree-vect-stmts.c (can_vectorize_live_stmts): New function,
12256 (vect_transform_stmt): ...here.
12257 (vect_analyze_stmt): Use it instead of calling
12258 vectorizable_live_operation directly.
12260 2017-09-18 Cesar Philippidis <cesar@codesourcery.com>
12262 * omp-offload.c (oacc_xform_loop): Enable SIMD vectorization on
12263 non-SIMT targets in acc vector loops.
12265 2017-09-18 Claudiu Zissulescu <claziss@synopsys.com>
12267 * configure.ac: Add arc and check if assembler supports gdwarf2.
12268 * configure: Regenerate.
12270 2017-09-18 Richard Biener <rguenther@suse.de>
12272 PR tree-optimization/82220
12273 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Exclude
12274 epilogue niters from the min_profitable_iters compute.
12276 2017-09-18 Jakub Jelinek <jakub@redhat.com>
12279 * config/i386/i386.c (ix86_init_large_pic_reg): Revert 2017-09-01
12280 changes. Turn CODE_LABEL into NOTE_INSN_DELETED_LABEL immediately.
12281 (ix86_init_pic_reg): Revert 2017-09-01 changes.
12283 2017-09-18 Eric Botcazou <ebotcazou@adacore.com>
12286 * dwarf2cfi.c (add_cfis_to_fde): Do not generate DW_CFA_set_loc after
12287 switching to a new text section.
12289 2017-09-18 Richard Biener <rguenther@suse.de>
12291 * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_ref):
12293 (build_alias_set): Reject aliases with no access function.
12295 2017-09-18 Richard Biener <rguenther@suse.de>
12297 PR tree-optimization/79622
12298 * graphite-scop-detection.c (build_cross_bb_scalars_def): Properly
12300 (build_cross_bb_scalars_use): Likewise.
12302 2017-09-18 Pierre-Marie de Rodat <derodat@adacore.com>
12304 * cgraph.h (cgraph_thunk_info): Fix a typo in a comment.
12306 2017-09-18 Alan Modra <amodra@gmail.com>
12309 * gcc/config/rs6000/rs6000.c (rs6000_return_addr): Use
12310 stack_pointer_rtx for count 0. Update comments. Break up
12311 large rtl expression.
12313 2017-09-17 Daniel Santos <daniel.santos@pobox.com>
12315 * config/i386/i386.c (xlogue_layout::STUB_NAME_MAX_LEN):
12316 Increase to 20 bytes.
12317 (xlogue_layout::s_stub_names): Add an additional size-2 diminsion.
12318 (xlogue_layout::get_stub_name): Modify to select the appropairate sse
12319 or avx version of the stub.
12321 2017-09-17 H.J. Lu <hongjiu.lu@intel.com>
12324 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Properly
12325 compute the minimum stack alignment. Also update preferred stack
12326 boundary for leaf functions.
12328 2017-09-16 Richard Sandiford <richard.sandiford@linaro.org>
12330 PR tree-optimization/82228
12331 * tree-vect-loop.c (vectorizable_live_operation): Move initialization
12334 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
12336 * common/config/nds32/nds32-common.c
12337 (nds32_option_optimization_table): Refine formatting.
12338 (nds32_option_optimization_table): Use -fsched-pressure and
12339 -fomit-frame-pointer for specific optimization level.
12341 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
12343 * config/nds32/nds32.c: Refine formatting and comments.
12344 * config/nds32/nds32.h: Likewise.
12345 * config/nds32/nds32.md: Likewise.
12346 * config/nds32/nds32-cost.c: Likewise.
12347 * config/nds32/nds32-isr.c: Likewise.
12348 * config/nds32/nds32-md-auxiliary.c: Likewise.
12349 * config/nds32/nds32-multiple.md: Likewise.
12350 * config/nds32/nds32-predicates.c: Likewise.
12352 2017-09-15 Andrew Sutton <andrew.n.sutton@gmail.com>
12353 Jakub Jelinek <jakub@redhat.com>
12355 Add support for -std=c++2a.
12356 * doc/cpp.texi (__cplusplus): Document value for -std=c++2a
12358 * doc/invoke.texi: Document -std=c++2a and -std=gnu++2a.
12360 2017-09-15 Steve Ellcey <sellcey@cavium.com>
12363 * doc/extend.texi (Common Function Attributes): Add
12364 references to ARM, AArch64, and S/390 specific attributes.
12365 (Function Specific Option Pragmas): Add AArch64 and S/390
12366 to list of back ends that support the target pragma.
12368 2017-09-15 Nathan Sidwell <nathan@acm.org>
12370 * doc/standards.texi: Fix C++17 description. Update URLs for
12373 2017-09-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12375 * common.opt (Wcast-align=strict): New warning option.
12376 * doc/invoke.texi: Document -Wcast-align=strict.
12378 2017-09-15 Pierre-Marie de Rodat <derodat@adacore.com>
12380 * cgraph.h (cgraph_thunk_info): Add comments.
12381 * cgraph.c (cgraph_node::create_thunk): Adjust comment, make
12382 assert for VIRTUAL_* arguments stricter.
12384 2017-09-15 Jackson Woodruff <jackson.woodruff@arm.com>
12386 PR tree-optimization/71026
12387 * match.pd: Move RDIV patterns from fold-const.c
12388 * fold-const.c (distribute_real_division): Removed.
12389 (fold_binary_loc): Remove calls to distribute_real_divison.
12391 2017-09-15 Jakub Jelinek <jakub@redhat.com>
12393 * doc/invoke.texi: Document -std=c++17 and -std=gnu++17 and document
12394 c++1z and gnu++1z as deprecated. Change other references to
12395 -std=c++1z to -std=c++17 and -std=gnu++1z to -std=gnu++17.
12396 Change -Wc++1z-compat to -Wc++17-compat.
12397 * doc/cpp.texi: Document -std=c++17 defines __cplusplus 201703L.
12398 * dwarf2out.c (highest_c_language): Handle C++17.
12399 (gen_compile_unit_die): Likewise.
12401 2017-09-15 Jakub Jelinek <jakub@redhat.com>
12403 PR rtl-optimization/82192
12404 * combine.c (make_extraction): Don't look through non-paradoxical
12405 SUBREGs or TRUNCATE if pos + len is or might be bigger than
12408 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
12409 Alan Hayward <alan.hayward@arm.com>
12410 David Sherwood <david.sherwood@arm.com>
12412 * target.def (function_arg_offset): New hook.
12413 * targhooks.h (default_function_arg_offset): Declare.
12414 * targhooks.c (default_function_arg_offset): New function.
12415 * function.c (locate_and_pad_parm): Use
12416 targetm.calls.function_arg_offset instead of FUNCTION_ARG_OFFSET.
12417 * doc/tm.texi.in (FUNCTION_ARG_OFFSET): Replace with...
12418 (TARGET_FUNCTION_ARG_OFFSET): ...this.
12419 * doc/tm.texi: Regenerate.
12420 * config/spu/spu.h (FUNCTION_ARG_OFFSET): Delete.
12421 * config/spu/spu.c (spu_function_arg_offset): New function.
12422 (TARGET_FUNCTION_ARG_OFFSET): Redefine.
12423 * system.h (FUNCTION_ARG_OFFSET): Poison.
12425 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
12426 Alan Hayard <alan.hayward@arm.com>
12427 David Sherwood <david.sherwood@arm.com>
12429 * target.def (truly_noop_truncation): New hook.
12430 (mode_rep_extended): Refer to TARGET_TRULY_NOOP_TRUNCATION rather
12431 than TRULY_NOOP_TRUNCATION.
12432 * hooks.h (hook_bool_uint_uint_true): Declare.
12433 * hooks.c (hook_bool_uint_uint_true): New function.
12434 * doc/tm.texi.in (TRULY_NOOP_TRUNCATION): Replace with...
12435 (TARGET_TRULY_NOOP_TRUNCATION): ...this.
12436 * doc/tm.texi: Regenerate.
12437 * combine.c (make_extraction): Refer to TARGET_TRULY_NOOP_TRUNCATION
12438 rather than TRULY_NOOP_TRUNCATION in comments.
12439 (simplify_comparison): Likewise.
12440 (record_truncated_value): Likewise.
12441 * expmed.c (extract_bit_field_1): Likewise.
12442 (extract_split_bit_field): Likewise.
12443 * convert.c (convert_to_integer_1): Use targetm.truly_noop_truncation
12444 instead of TRULY_NOOP_TRUNCATION.
12445 * function.c (assign_parm_setup_block): Likewise.
12446 * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): Likewise.
12447 * rtlhooks.c: Include target.h.
12448 * config/aarch64/aarch64.h (TRULY_NOOP_TRUNCATION): Delete.
12449 * config/alpha/alpha.h (TRULY_NOOP_TRUNCATION): Delete.
12450 * config/arc/arc.h (TRULY_NOOP_TRUNCATION): Delete.
12451 * config/arm/arm.h (TRULY_NOOP_TRUNCATION): Delete.
12452 * config/avr/avr.h (TRULY_NOOP_TRUNCATION): Delete.
12453 * config/bfin/bfin.h (TRULY_NOOP_TRUNCATION): Delete.
12454 * config/c6x/c6x.h (TRULY_NOOP_TRUNCATION): Delete.
12455 * config/cr16/cr16.h (TRULY_NOOP_TRUNCATION): Delete.
12456 * config/cris/cris.h (TRULY_NOOP_TRUNCATION): Delete.
12457 * config/epiphany/epiphany.h (TRULY_NOOP_TRUNCATION): Delete.
12458 * config/fr30/fr30.h (TRULY_NOOP_TRUNCATION): Delete.
12459 * config/frv/frv.h (TRULY_NOOP_TRUNCATION): Delete.
12460 * config/ft32/ft32.h (TRULY_NOOP_TRUNCATION): Delete.
12461 * config/h8300/h8300.h (TRULY_NOOP_TRUNCATION): Delete.
12462 * config/i386/i386.h (TRULY_NOOP_TRUNCATION): Delete.
12463 * config/ia64/ia64.h (TRULY_NOOP_TRUNCATION): Delete.
12464 * config/iq2000/iq2000.h (TRULY_NOOP_TRUNCATION): Delete.
12465 * config/lm32/lm32.h (TRULY_NOOP_TRUNCATION): Delete.
12466 * config/m32c/m32c.h (TRULY_NOOP_TRUNCATION): Delete.
12467 * config/m32r/m32r.h (TRULY_NOOP_TRUNCATION): Delete.
12468 * config/m68k/m68k.h (TRULY_NOOP_TRUNCATION): Delete.
12469 * config/mcore/mcore.h (TRULY_NOOP_TRUNCATION): Delete.
12470 * config/microblaze/microblaze.h (TRULY_NOOP_TRUNCATION): Delete.
12471 * config/mips/mips.h (TRULY_NOOP_TRUNCATION): Delete.
12472 * config/mips/mips.c (mips_truly_noop_truncation): New function.
12473 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
12474 * config/mips/mips.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
12475 rather than TRULY_NOOP_TRUNCATION in comments.
12476 * config/mmix/mmix.h (TRULY_NOOP_TRUNCATION): Delete.
12477 * config/mn10300/mn10300.h (TRULY_NOOP_TRUNCATION): Delete.
12478 * config/moxie/moxie.h (TRULY_NOOP_TRUNCATION): Delete.
12479 * config/msp430/msp430.h (TRULY_NOOP_TRUNCATION): Delete.
12480 * config/nds32/nds32.h (TRULY_NOOP_TRUNCATION): Delete.
12481 * config/nios2/nios2.h (TRULY_NOOP_TRUNCATION): Delete.
12482 * config/nvptx/nvptx.h (TRULY_NOOP_TRUNCATION): Delete.
12483 * config/pa/pa.h (TRULY_NOOP_TRUNCATION): Delete.
12484 * config/pdp11/pdp11.h (TRULY_NOOP_TRUNCATION): Delete.
12485 * config/powerpcspe/powerpcspe.h (TRULY_NOOP_TRUNCATION): Delete.
12486 * config/riscv/riscv.h (TRULY_NOOP_TRUNCATION): Delete.
12487 * config/riscv/riscv.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
12488 rather than TRULY_NOOP_TRUNCATION in comments.
12489 * config/rl78/rl78.h (TRULY_NOOP_TRUNCATION): Delete.
12490 * config/rs6000/rs6000.h (TRULY_NOOP_TRUNCATION): Delete.
12491 * config/rx/rx.h (TRULY_NOOP_TRUNCATION): Delete.
12492 * config/s390/s390.h (TRULY_NOOP_TRUNCATION): Delete.
12493 * config/sh/sh.h (MAYBE_BASE_REGISTER_RTX_P): Remove
12494 TRULY_NOOP_TRUNCATION condition.
12495 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12496 (TRULY_NOOP_TRUNCATION): Delete.
12497 * config/sparc/sparc.h (TRULY_NOOP_TRUNCATION): Delete.
12498 * config/spu/spu.h (TRULY_NOOP_TRUNCATION): Delete.
12499 * config/spu/spu.c (spu_truly_noop_truncation): New function.
12500 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
12501 * config/stormy16/stormy16.h (TRULY_NOOP_TRUNCATION): Delete.
12502 * config/tilegx/tilegx.h (TRULY_NOOP_TRUNCATION): Delete.
12503 * config/tilegx/tilegx.c (tilegx_truly_noop_truncation): New fuction.
12504 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
12505 * config/tilegx/tilegx.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
12506 rather than TRULY_NOOP_TRUNCATION in comments.
12507 * config/tilepro/tilepro.h (TRULY_NOOP_TRUNCATION): Delete.
12508 * config/v850/v850.h (TRULY_NOOP_TRUNCATION): Delete.
12509 * config/vax/vax.h (TRULY_NOOP_TRUNCATION): Delete.
12510 * config/visium/visium.h (TRULY_NOOP_TRUNCATION): Delete.
12511 * config/xtensa/xtensa.h (TRULY_NOOP_TRUNCATION): Delete.
12512 * system.h (TRULY_NOOP_TRUNCATION): Poison.
12514 2017-09-15 Christophe Lyon <christophe.lyon@linaro.org>
12517 * config/arm/arm.md (*cmp_and): Add enabled_for_depr_it attribute.
12518 (*cmp_ior): Likewise.
12519 (*ior_scc_scc): Add alternative for enabled_for_depr_it attribute.
12520 (*ior_scc_scc_cmp): Likewise.
12521 (*and_scc_scc): Likewise.
12522 (*and_scc_scc_cmp): Likewise.
12524 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
12525 Alan Hayard <alan.hayward@arm.com>
12526 David Sherwood <david.sherwood@arm.com>
12528 * target.def (can_change_mode_class): New hook.
12529 (mode_rep_extended): Refer to it instead of CANNOT_CHANGE_MODE_CLASS.
12530 (hard_regno_nregs): Likewise.
12531 * hooks.h (hook_bool_mode_mode_reg_class_t_true): Declare.
12532 * hooks.c (hook_bool_mode_mode_reg_class_t_true): New function.
12533 * doc/tm.texi.in (CANNOT_CHANGE_MODE_CLASS): Replace with...
12534 (TARGET_CAN_CHANGE_MODE_CLASS): ...this.
12535 (LOAD_EXTEND_OP): Update accordingly.
12536 * doc/tm.texi: Regenerate.
12537 * doc/rtl.texi: Refer to TARGET_CAN_CHANGE_MODE_CLASS instead of
12538 CANNOT_CHANGE_MODE_CLASS.
12539 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Replace with...
12540 (REG_CAN_CHANGE_MODE_P): ...this new macro.
12541 * combine.c (simplify_set): Update accordingly.
12542 * emit-rtl.c (validate_subreg): Likewise.
12543 * recog.c (general_operand): Likewise.
12544 * regcprop.c (mode_change_ok): Likewise.
12545 * reload1.c (choose_reload_regs): Likewise.
12546 (inherit_piecemeal_p): Likewise.
12547 * rtlanal.c (simplify_subreg_regno): Likewise.
12548 * postreload.c (reload_cse_simplify_set): Use REG_CAN_CHANGE_MODE_P
12549 instead of CANNOT_CHANGE_MODE_CLASS.
12550 (reload_cse_simplify_operands): Likewise.
12551 * reload.c (push_reload): Use targetm.can_change_mode_class
12552 instead of CANNOT_CHANGE_MODE_CLASS.
12553 (push_reload): Likewise. Also use REG_CAN_CHANGE_MODE_P instead of
12554 REG_CANNOT_CHANGE_MODE_P.
12555 * config/alpha/alpha.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12556 * config/alpha/alpha.c (alpha_can_change_mode_class): New function.
12557 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12558 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12559 * config/arm/arm.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12560 (arm_can_change_mode_class): New function.
12561 * config/arm/neon.md: Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
12562 than CANNOT_CHANGE_MODE_CLASS in comments.
12563 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12564 * config/i386/i386-protos.h (ix86_cannot_change_mode_class): Delete.
12565 * config/i386/i386.c (ix86_cannot_change_mode_class): Replace with...
12566 (ix86_can_change_mode_class): ...this new function, inverting the
12567 sense of the return value.
12568 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12569 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12570 * config/ia64/ia64.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12571 (ia64_can_change_mode_class): New function.
12572 * config/m32c/m32c.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12573 * config/m32c/m32c-protos.h (m32c_cannot_change_mode_class): Delete.
12574 * config/m32c/m32c.c (m32c_cannot_change_mode_class): Replace with...
12575 (m32c_can_change_mode_class): ...this new function, inverting the
12576 sense of the return value.
12577 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12578 * config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12579 * config/mips/mips-protos.h (mips_cannot_change_mode_class): Delete.
12580 * config/mips/mips.c (mips_cannot_change_mode_class): Replace with...
12581 (mips_can_change_mode_class): ...this new function, inverting the
12582 sense of the return value.
12583 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12584 * config/msp430/msp430.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12585 * config/msp430/msp430.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12586 (msp430_can_change_mode_class): New function.
12587 * config/nvptx/nvptx.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12588 * config/nvptx/nvptx.c (nvptx_can_change_mode_class): New function.
12589 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12590 * config/pa/pa32-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12591 * config/pa/pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12592 * config/pa/pa-protos.h (pa_cannot_change_mode_class): Delete.
12593 * config/pa/pa.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12594 (pa_cannot_change_mode_class): Replace with...
12595 (pa_can_change_mode_class): ...this new function, inverting the
12596 sense of the return value.
12597 (pa_modes_tieable_p): Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
12598 than CANNOT_CHANGE_MODE_CLASS in comments.
12599 * config/pdp11/pdp11.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12600 * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class): Delete.
12601 * config/pdp11/pdp11.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12602 (pdp11_cannot_change_mode_class): Replace with...
12603 (pdp11_can_change_mode_class): ...this new function, inverting the
12604 sense of the return value.
12605 * config/powerpcspe/powerpcspe.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12606 * config/powerpcspe/powerpcspe-protos.h
12607 (rs6000_cannot_change_mode_class_ptr): Delete.
12608 * config/powerpcspe/powerpcspe.c
12609 (rs6000_cannot_change_mode_class_ptr): Delete.
12610 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12611 (rs6000_option_override_internal): Assign to
12612 targetm.can_change_mode_class instead of
12613 rs6000_cannot_change_mode_class_ptr.
12614 (rs6000_cannot_change_mode_class): Replace with...
12615 (rs6000_can_change_mode_class): ...this new function, inverting the
12616 sense of the return value.
12617 (rs6000_debug_cannot_change_mode_class): Replace with...
12618 (rs6000_debug_can_change_mode_class): ...this new function.
12619 * config/riscv/riscv.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12620 * config/riscv/riscv.c (riscv_can_change_mode_class): New function.
12621 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12622 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12623 * config/rs6000/rs6000-protos.h (rs6000_cannot_change_mode_class_ptr):
12625 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class_ptr): Delete.
12626 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12627 (rs6000_option_override_internal): Assign to
12628 targetm.can_change_mode_class instead of
12629 rs6000_cannot_change_mode_class_ptr.
12630 (rs6000_cannot_change_mode_class): Replace with...
12631 (rs6000_can_change_mode_class): ...this new function, inverting the
12632 sense of the return value.
12633 (rs6000_debug_cannot_change_mode_class): Replace with...
12634 (rs6000_debug_can_change_mode_class): ...this new function.
12635 * config/s390/s390.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12636 * config/s390/s390-protos.h (s390_cannot_change_mode_class): Delete.
12637 * config/s390/s390.c (s390_cannot_change_mode_class): Replace with...
12638 (s390_can_change_mode_class): ...this new function, inverting the
12639 sense of the return value.
12640 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12641 * config/sh/sh.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12642 * config/sh/sh-protos.h (sh_cannot_change_mode_class): Delete.
12643 * config/sh/sh.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12644 (sh_cannot_change_mode_class): Replace with...
12645 (sh_can_change_mode_class): ...this new function, inverting the
12646 sense of the return value.
12647 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12648 * config/sparc/sparc.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12649 (sparc_can_change_mode_class): New function.
12650 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12651 * config/spu/spu.c (spu_can_change_mode_class): New function.
12652 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12653 * config/visium/visium.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12654 * config/visium/visium.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12655 (visium_can_change_mode_class): New function.
12656 * system.h (CANNOT_CHANGE_MODE_CLASS): Poison.
12658 2017-09-15 Richard Biener <rguenther@suse.de>
12660 PR tree-optimization/82217
12661 * tree-ssa-sccvn.c (visit_phi): Properly handle all VN_TOP
12662 but not undefined case.
12664 2017-09-15 Jakub Jelinek <jakub@redhat.com>
12667 * postreload.c (reload_cse_simplify_operands): Skip
12668 NOTE_INSN_DELETED_LABEL similarly to skipping CODE_LABEL.
12670 2017-09-15 Richard Biener <rguenther@suse.de>
12672 PR tree-optimization/68823
12673 * graphite-scop-detection.c (build_alias_set): If we have a
12674 possible dependence check whether we can handle them by just
12675 looking at the DRs DR_ACCESS_FNs.
12676 (build_scops): If build_alias_set fails, fail the SCOP.
12678 2017-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12680 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1_HW): New macros
12681 to support float128 built-in functions that require the ISA 3.0
12683 (BU_FLOAT128_3_HW): Likewise.
12684 (SQRTF128): Add support for the IEEE 128-bit square root and fma
12685 built-in functions.
12686 (FMAF128): Likewise.
12688 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12689 support for built-in functions that need the ISA 3.0 IEEE 128-bit
12690 floating point instructions.
12691 (rs6000_invalid_builtin): Likewise.
12692 (rs6000_builtin_mask_names): Likewise.
12693 * config/rs6000/rs6000.h (MASK_FLOAT128_HW): Likewise.
12694 (RS6000_BTM_FLOAT128_HW): Likewise.
12695 (RS6000_BTM_COMMON): Likewise.
12696 * config/rs6000/rs6000.md (fma<mode>4_hw): Add a generator
12698 * doc/extend.texi (RS/6000 built-in functions): Document the
12699 IEEE 128-bit floating point square root and fused multiply-add
12700 built-in functions.
12702 2017-09-14 Pat Haugen <pthaugen@us.ibm.com>
12704 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): Make sure the TOC
12705 reg (r2) isn't in the set of registers defined in the prologue.
12707 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
12708 Alan Hayward <alan.hayward@arm.com>
12709 David Sherwood <david.sherwood@arm.com>
12711 * tree-vectorizer.h (_loop_vec_info): Add max_vectorization_factor.
12712 (LOOP_VINFO_MAX_VECT_FACTOR): New macro.
12713 (LOOP_VINFO_ORIG_VECT_FACTOR): Replace with...
12714 (LOOP_VINFO_ORIG_MAX_VECT_FACTOR): ...this new macro.
12715 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): Update
12717 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
12718 max_vectorization_factor.
12719 (vect_analyze_loop_2): Set LOOP_VINFO_MAX_VECT_FACTOR.
12721 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
12722 Alan Hayward <alan.hayward@arm.com>
12723 David Sherwood <david.sherwood@arm.com>
12725 * tree-vectorizer.h (vect_min_worthwhile_factor): Delete.
12726 (vect_worthwhile_without_simd_p): Declare.
12727 * tree-vect-loop.c (vect_worthwhile_without_simd_p): New function.
12728 (vectorizable_reduction): Use it.
12729 * tree-vect-stmts.c (vectorizable_shift): Likewise.
12730 (vectorizable_operation): Likewise.
12732 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
12733 Alan Hayward <alan.hayward@arm.com>
12734 David Sherwood <david.sherwood@arm.com>
12736 * tree-vectorizer.h (vect_get_num_copies): New function.
12737 * tree-vect-data-refs.c (vect_get_data_access_cost): Use it.
12738 * tree-vect-loop.c (vectorizable_reduction): Likewise.
12739 (vectorizable_induction): Likewise.
12740 (vectorizable_live_operation): Likewise.
12741 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
12742 (vectorizable_bswap): Likewise.
12743 (vectorizable_call): Likewise.
12744 (vectorizable_conversion): Likewise.
12745 (vectorizable_assignment): Likewise.
12746 (vectorizable_shift): Likewise.
12747 (vectorizable_operation): Likewise.
12748 (vectorizable_store): Likewise.
12749 (vectorizable_load): Likewise.
12750 (vectorizable_condition): Likewise.
12751 (vectorizable_comparison): Likewise.
12752 (vect_analyze_stmt): Pass the slp node to vectorizable_live_operation.
12754 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
12755 Alan Hayward <alan.hayward@arm.com>
12756 David Sherwood <david.sherwood@arm.com>
12758 * tree-vect-loop.c (vectorizable_induction): Use gimple_build instead
12759 of vect_init_vector.
12761 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
12762 Alan Hayward <alan.hayward@arm.com>
12763 David Sherwood <david.sherwood@arm.com>
12765 * gimple-fold.h (gimple_build_vector_from_val): Declare, and provide
12766 an inline wrapper that provides a location.
12767 (gimple_build_vector): Likewise.
12768 * gimple-fold.c (gimple_build_vector_from_val): New function.
12769 (gimple_build_vector): Likewise.
12770 * tree-vect-loop.c (get_initial_def_for_reduction): Use the new
12771 functions to build the initial value. Always return a gimple value.
12772 (get_initial_defs_for_reduction): Likewise. Only compute
12774 (vect_create_epilog_for_reduction): Don't call force_gimple_operand or
12775 vect_init_vector on the results from get_initial_def(s)_for_reduction.
12776 (vectorizable_induction): Use gimple_build_vector rather than
12779 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
12780 Alan Hayward <alan.hayward@arm.com>
12781 David Sherwood <david.sherwood@arm.com>
12783 * target.h (vec_perm_indices): New typedef.
12784 (auto_vec_perm_indices): Likewise.
12785 * optabs-query.h: Include target.h
12786 (can_vec_perm_p): Take a vec_perm_indices *.
12787 * optabs-query.c (can_vec_perm_p): Likewise.
12788 (can_mult_highpart_p): Update accordingly. Use auto_vec_perm_indices.
12789 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
12790 * tree-vect-generic.c (lower_vec_perm): Likewise.
12791 * tree-vect-data-refs.c (vect_grouped_store_supported): Likewise.
12792 (vect_grouped_load_supported): Likewise.
12793 (vect_shift_permute_load_chain): Likewise.
12794 (vect_permute_store_chain): Use auto_vec_perm_indices.
12795 (vect_permute_load_chain): Likewise.
12796 * fold-const.c (fold_vec_perm): Take vec_perm_indices.
12797 (fold_ternary_loc): Update accordingly. Use auto_vec_perm_indices.
12798 Update uses of can_vec_perm_p.
12799 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Replace the
12800 mode with a number of elements. Take a vec_perm_indices *.
12801 (vect_create_epilog_for_reduction): Update accordingly.
12802 Use auto_vec_perm_indices.
12803 (have_whole_vector_shift): Likewise. Update call to can_vec_perm_p.
12804 * tree-vect-slp.c (vect_build_slp_tree_1): Likewise.
12805 (vect_transform_slp_perm_load): Likewise.
12806 (vect_schedule_slp_instance): Use auto_vec_perm_indices.
12807 * tree-vectorizer.h (vect_gen_perm_mask_any): Take a vec_perm_indices.
12808 (vect_gen_perm_mask_checked): Likewise.
12809 * tree-vect-stmts.c (vect_gen_perm_mask_any): Take a vec_perm_indices.
12810 (vect_gen_perm_mask_checked): Likewise.
12811 (vectorizable_mask_load_store): Use auto_vec_perm_indices.
12812 (vectorizable_store): Likewise.
12813 (vectorizable_load): Likewise.
12814 (perm_mask_for_reverse): Likewise. Update call to can_vec_perm_p.
12815 (vectorizable_bswap): Likewise.
12817 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
12818 Alan Hayward <alan.hayward@arm.com>
12819 David Sherwood <david.sherwood@arm.com>
12821 * tree.h (build_vector): Take a vec<tree> instead of a tree *.
12822 * tree.c (build_vector): Likewise.
12823 (build_vector_from_ctor): Update accordingly.
12824 (build_vector_from_val): Likewise.
12825 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
12826 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
12827 * tree-vect-generic.c (add_rshift): Likewise.
12828 (expand_vector_divmod): Likewise.
12829 (optimize_vector_constructor): Likewise.
12830 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
12831 (vect_transform_slp_perm_load): Likewise.
12832 (vect_schedule_slp_instance): Likewise.
12833 * tree-vect-stmts.c (vectorizable_bswap): Likewise.
12834 (vectorizable_call): Likewise.
12835 (vect_gen_perm_mask_any): Likewise. Add elements in order.
12836 * expmed.c (make_tree): Likewise.
12837 * fold-const.c (fold_negate_expr_1): Use auto_vec<tree> when building
12838 a vector passed to build_vector.
12839 (fold_convert_const): Likewise.
12840 (exact_inverse): Likewise.
12841 (fold_ternary_loc): Likewise.
12842 (fold_relational_const): Likewise.
12843 (const_binop): Likewise. Use VECTOR_CST_ELT directly when operating
12844 on VECTOR_CSTs, rather than going through vec_cst_ctor_to_array.
12845 (const_unop): Likewise. Store the reduction accumulator in a
12846 variable rather than an array.
12847 (vec_cst_ctor_to_array): Take the number of elements as a parameter.
12848 (fold_vec_perm): Update calls accordingly. Use auto_vec<tree> for
12849 the new vector, rather than constructing it after the input arrays.
12850 (native_interpret_vector): Use auto_vec<tree> when building
12851 a vector passed to build_vector. Add elements in order.
12852 * tree-vect-loop.c (get_initial_defs_for_reduction): Use
12853 auto_vec<tree> when building a vector passed to build_vector.
12854 (vect_create_epilog_for_reduction): Likewise.
12855 (vectorizable_induction): Likewise.
12856 (get_initial_def_for_reduction): Likewise. Fix indentation of
12858 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Change n_elts
12860 (sparc_fold_builtin): Use auto_vec<tree> when building a vector
12861 passed to build_vector.
12863 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
12864 Alan Hayward <alan.hayward@arm.com>
12865 David Sherwood <david.sherwood@arm.com>
12867 * tree-core.h (tree_base::u): Add an "nelts" field.
12868 (tree_vector): Use VECTOR_CST_NELTS as the length.
12869 * tree.c (tree_size): Likewise.
12870 (make_vector): Initialize VECTOR_CST_NELTS.
12871 * tree.h (VECTOR_CST_NELTS): Use the u.nelts field.
12872 * cfgexpand.c (expand_debug_expr): Use VECTOR_CST_NELTS instead of
12873 TYPE_VECTOR_SUBPARTS.
12874 * expr.c (const_vector_mask_from_tree): Consistently use "units"
12875 as the number of units, setting it from VECTOR_CST_NELTS.
12876 (const_vector_from_tree): Likewise.
12877 * fold-const.c (negate_expr_p): Use VECTOR_CST_NELTS instead of
12878 TYPE_VECTOR_SUBPARTS for the number of elements in a VECTOR_CST.
12879 (fold_negate_expr_1): Likewise.
12880 (fold_convert_const): Likewise.
12881 (const_binop): Likewise. Differentiate the number of output and
12883 (const_unop): Likewise.
12884 (fold_ternary_loc): Use VECTOR_CST_NELTS for the number of elements
12885 in a VECTOR_CST, asserting that it is the same as TYPE_VECTOR_SUBPARTS
12886 in cases that did the opposite.
12888 2017-09-14 Richard Biener <rguenther@suse.de>
12890 * tree-ssa-sccvn.c (visit_phi): Merge undefined values similar
12893 2017-09-14 Eric Botcazou <ebotcazou@adacore.com>
12895 * dwarf2out.c (dwarf2out_source_line): Remove superfluous test.
12897 2017-09-14 Jakub Jelinek <jakub@redhat.com>
12900 * cfgbuild.c (find_bb_boundaries): Ignore debug insns in decisions
12901 if and where to split a bb, except for splitting before debug insn
12902 sequences followed by non-label real insn. Delete debug insns
12903 in between basic blocks.
12905 * combine.c (make_compound_operation_int): Formatting fixes.
12907 * config/alpha/elf.h (LINK_EH_SPEC): Add -static-pie support.
12908 * config/alpha/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
12909 * config/netbsd.h (LINK_EH_SPEC): Likewise.
12910 * config/sol2.h (LINK_EH_SPEC): Likewise.
12911 * config/arm/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
12912 * config/s390/linux.h (LINK_SPEC): Likewise.
12913 * config/freebsd.h (LINK_EH_SPEC): Likewise.
12914 * config/openbsd.h (LINK_EH_SPEC): Likewise.
12915 * config/lm32/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
12916 * config/aarch64/aarch64-linux.h (LINUX_TARGET_LINK_SPEC): Likewise.
12917 * config/powerpcspe/sysv4.h (LINK_EH_SPEC): Likewise.
12918 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
12919 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Fix a typo.
12920 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Formatting fix.
12922 2017-09-13 Jakub Jelinek <jakub@redhat.com>
12924 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Add -static-pie
12926 (ENDFILE_LINUX_SPEC): Likewise.
12927 (LINK_EH_SPEC): Likewise.
12928 * config/rs6000/linux64.h (LINK_SHLIB_SPEC): Likewise.
12929 (LINK_OS_LINUX_SPEC32): Likewise.
12930 (LINK_OS_LINUX_SPEC64): Likewise.
12931 * config/rs6000/linux.h (LINK_SHLIB_SPEC): Likewise.
12932 (LINK_OS_LINUX_SPEC): Likewise.
12934 2017-09-13 Martin Liska <mliska@suse.cz>
12936 PR middle-end/82154
12937 * stmt.c (expand_sjlj_dispatch_table): Use CASE_LOW when
12938 CASE_HIGH is NULL_TREE.
12940 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
12941 Alan Hayward <alan.hayward@arm.com>
12942 David Sherwood <david.sherwood@arm.com>
12944 * target.def (secondary_memory_needed): New hook.
12945 (secondary_reload): Refer to TARGET_SECONDARY_MEMORY_NEEDED
12946 instead of SECONDARY_MEMORY_NEEDED.
12947 (secondary_memory_needed_mode): Likewise.
12948 * hooks.h (hook_bool_mode_reg_class_t_reg_class_t_false): Declare.
12949 * hooks.c (hook_bool_mode_reg_class_t_reg_class_t_false): New function.
12950 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED): Replace with...
12951 (TARGET_SECONDARY_MEMORY_NEEDED): ...this.
12952 (SECONDARY_MEMORY_NEEDED_RTX): Update reference accordingly.
12953 * doc/tm.texi: Regenerate.
12954 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Delete.
12955 * config/alpha/alpha.c (alpha_secondary_memory_needed): New function.
12956 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
12957 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED): Delete.
12958 * config/i386/i386-protos.h (ix86_secondary_memory_needed): Delete.
12959 * config/i386/i386.c (inline_secondary_memory_needed): Put the
12960 mode argument first and change the reg_class arguments to reg_class_t.
12961 (ix86_secondary_memory_needed): Likewise. Remove the strict parameter.
12962 Make static. Update the call to inline_secondary_memory_needed.
12963 (ix86_register_move_cost): Update the call to
12964 inline_secondary_memory_needed.
12965 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
12966 * config/ia64/ia64.h (SECONDARY_MEMORY_NEEDED): Delete commented-out
12968 * config/ia64/ia64.c (spill_xfmode_rfmode_operand): Refer to
12969 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
12971 * config/mips/mips.h (SECONDARY_MEMORY_NEEDED): Delete.
12972 * config/mips/mips-protos.h (mips_secondary_memory_needed): Delete.
12973 * config/mips/mips.c (mips_secondary_memory_needed): Make static
12974 and match hook interface. Add comment from mips.h.
12975 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
12976 * config/mmix/mmix.md (truncdfsf2): Refer to
12977 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
12979 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED): Rename to...
12980 (PA_SECONDARY_MEMORY_NEEDED): ...this, and put the mode argument first.
12981 * config/pa/pa.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
12982 (pa_secondary_memory_needed): New function.
12983 * config/pdp11/pdp11.h (SECONDARY_MEMORY_NEEDED): Delete.
12984 * config/pdp11/pdp11-protos.h (pdp11_secondary_memory_needed): Delete.
12985 * config/pdp11/pdp11.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
12986 (pdp11_secondary_memory_needed): Make static and match hook interface.
12987 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED): Delete.
12988 * config/powerpcspe/powerpcspe-protos.h
12989 (rs6000_secondary_memory_needed_ptr): Delete.
12990 * config/powerpcspe/powerpcspe.c (rs6000_secondary_memory_needed_ptr):
12992 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
12993 (rs6000_option_override_internal): Assign to
12994 targetm.secondary_memory_needed rather than
12995 rs6000_secondary_memory_needed_ptr.
12996 (rs6000_secondary_memory_needed): Match hook interface.
12997 (rs6000_debug_secondary_memory_needed): Likewise.
12998 * config/riscv/riscv.h (SECONDARY_MEMORY_NEEDED): Delete.
12999 * config/riscv/riscv.c (riscv_secondary_memory_needed): New function.
13000 (riscv_register_move_cost): Use it instead of SECONDARY_MEMORY_NEEDED.
13001 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13002 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED): Delete.
13003 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_ptr):
13005 * config/rs6000/rs6000.c (rs6000_secondary_memory_needed_ptr): Delete.
13006 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13007 (rs6000_option_override_internal): Assign to
13008 targetm.secondary_memory_needed rather than
13009 rs6000_secondary_memory_needed_ptr.
13010 (rs6000_secondary_memory_needed): Match hook interface.
13011 (rs6000_debug_secondary_memory_needed): Likewise.
13012 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Delete.
13013 * config/s390/s390.c (s390_secondary_memory_needed): New function.
13014 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13015 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): Delete.
13016 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13017 (sparc_secondary_memory_needed): New function.
13018 * lra-constraints.c (check_and_process_move): Refer to
13019 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
13021 (curr_insn_transform): Likewise.
13022 (process_alt_operands): Use targetm.secondary_memory_needed
13023 instead of TARGET_SECONDARY_MEMORY_NEEDED.
13024 (check_secondary_memory_needed_p): Likewise.
13025 (choose_split_class): Likewise.
13026 * reload.c: Unconditionally include code that was previously
13027 conditional on SECONDARY_MEMORY_NEEDED.
13028 (push_secondary_reload): Use targetm.secondary_memory_needed
13029 instead of TARGET_SECONDARY_MEMORY_NEEDED.
13030 (push_reload): Likewise.
13031 * reload1.c: Unconditionally include code that was previously
13032 conditional on SECONDARY_MEMORY_NEEDED.
13033 (choose_reload_regs): Use targetm.secondary_memory_needed
13034 instead of TARGET_SECONDARY_MEMORY_NEEDED.
13035 (gen_reload): Likewise.
13036 * system.h (SECONDARY_MEMORY_NEEDED): Poison.
13038 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
13039 Alan Hayward <alan.hayward@arm.com>
13040 David Sherwood <david.sherwood@arm.com>
13042 * target.def (secondary_memory_needed_mode): New hook:
13043 * targhooks.c (default_secondary_memory_needed_mode): Declare.
13044 * targhooks.h (default_secondary_memory_needed_mode): New function.
13045 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED_MODE): Replace with...
13046 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): ...this.
13047 * doc/tm.texi: Regenerate.
13048 * lra-constraints.c (check_and_process_move): Use
13049 targetm.secondary_memory_needed_mode instead of
13050 TARGET_SECONDARY_MEMORY_NEEDED_MODE.
13051 (curr_insn_transform): Likewise.
13052 * reload.c (get_secondary_mem): Likewise.
13053 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13054 * config/alpha/alpha.c (alpha_secondary_memory_needed_mode): New
13056 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
13057 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13058 * config/i386/i386.c (ix86_secondary_memory_needed_mode): New function.
13059 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
13060 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED_MODE):
13062 * config/powerpcspe/powerpcspe-protos.h
13063 (rs6000_secondary_memory_needed_mode): Delete.
13064 * config/powerpcspe/powerpcspe.c
13065 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
13066 (rs6000_secondary_memory_needed_mode): Make static.
13067 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13068 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_mode):
13070 * config/rs6000/rs6000.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
13072 (rs6000_secondary_memory_needed_mode): Make static.
13073 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13074 * config/s390/s390.c (s390_secondary_memory_needed_mode): New function.
13075 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
13076 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13077 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
13079 (sparc_secondary_memory_needed_mode): New function.
13080 * system.h (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Poison.
13082 2017-09-13 Jackson Woodruff <jackson.woodruff@arm.com>
13084 * config/aarch64/constraints.md (Umq): New constraint.
13085 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>):
13087 (mov<mode>): Update condition.
13089 2017-09-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13091 * gimple-ssa-store-merging.c (sort_by_bitpos): Compare store order
13092 when bitposition is the same.
13094 2017-09-13 Richard Biener <rguenther@suse.de>
13096 * dwarf2out.c (output_die_symbol): Remove.
13097 (output_die): Do not output a DIEs symbol.
13099 2017-09-13 Richard Biener <rguenther@suse.de>
13101 PR middle-end/82128
13102 * gimple-fold.c (gimple_fold_call): Update SSA name in-place to
13103 default-def to avoid breaking iterator update with the weird
13104 interaction with cgraph_update_edges_for_call_stmt_node.
13106 2017-09-13 Richard Biener <rguenther@suse.de>
13108 * tree-cfg.c (verify_gimple_assign_binary): Add verification
13109 for WIDEN_SUM_EXPR, VEC_WIDEN_MULT_{HI,LO,EVEN,ODD}_EXPR,
13110 VEC_PACK_{TRUNC,SAT,FIX_TRUNC}_EXPR.
13111 (verify_gimple_assign_ternary): Add verification for DOT_PROD_EXPR.
13113 2017-09-13 Kugan Vivekanandarajah <kuganv@linaro.org>
13115 * config/aarch64/aarch64.c (aarch64_override_options_after_change_1):
13116 Disable pc relative literal load irrespective of
13117 TARGET_FIX_ERR_A53_84341 for default.
13119 2017-09-12 Eric Botcazou <ebotcazou@adacore.com>
13121 * config/sparc/sparc.c (output_return): Output the source location of
13122 the insn in the delay slot, if any.
13123 (output_sibcall): Likewise.
13125 2017-09-12 H.J. Lu <hongjiu.lu@intel.com>
13128 * common.opt (-static-pie): New alias.
13129 (shared): Negate static-pie.
13130 (-no-pie): Update help text.
13132 (static-pie): New option.
13133 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add
13134 -static-pie support.
13135 (GNU_USER_TARGET_ENDFILE_SPEC): Likewise.
13136 (LINK_EH_SPEC): Likewise.
13137 (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
13138 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
13139 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
13140 * gcc.c (LINK_COMMAND_SPEC): Likewise.
13141 (init_gcc_specs): Likewise.
13142 (init_spec): Likewise.
13143 (display_help): Update help message for -pie.
13144 * doc/invoke.texi: Update -pie, -no-pie and -static. Document
13147 2017-09-12 Wilco Dijkstra <wdijkstr@arm.com>
13149 * config/aarch64/aarch64.md (movsi_aarch64): Remove all '*'.
13150 (movdi_aarch64): Likewise.
13151 (movti_aarch64): Likewise.
13153 2017-09-12 Simon Wright <simon@pushface.org>
13156 * config/darwin-driver.c (darwin_find_version_from_kernel): Eliminate
13157 calculation of the minor version, always output as 0.
13159 2017-09-12 Jakub Jelinek <jakub@redhat.com>
13162 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
13163 ALTIVEC_BUILTIN_VEC_LD if arg1 has array type call default_conversion
13164 on it early, rather than manual conversion late. For
13165 ALTIVEC_BUILTIN_VEC_ST if arg2 has array type call default_conversion
13166 instead of performing manual conversion.
13168 2017-09-12 Carl Love <cel@us.ibm.com>
13170 * config/rs6000/altivec.md (vec_widen_umult_even_v4si,
13171 vec_widen_smult_even_v4si): Add define expands for vmuleuw, vmulesw,
13173 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
13174 VMULOSW): Add definitions.
13175 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13176 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
13177 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
13178 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
13179 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
13181 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
13183 * config/aarch64/aarch64.md (movdi_aarch64): Set load/store
13185 (movti_aarch64): Likewise.
13186 (movdf_aarch64): Likewise.
13187 (movtf_aarch64): Likewise.
13188 (load_pairdi): Likewise.
13189 (store_pairdi): Likewise.
13190 (load_pairdf): Likewise.
13191 (store_pairdf): Likewise.
13192 (loadwb_pair<GPI:mode>_<P:mode>): Likewise.
13193 (storewb_pair<GPI:mode>_<P:mode>): Likewise.
13194 (ldr_got_small_<mode>): Likewise.
13195 (ldr_got_small_28k_<mode>): Likewise.
13196 (ldr_got_tiny): Likewise.
13197 * config/aarch64/iterators.md (ldst_sz): New.
13198 (ldpstp_sz): Likewise.
13199 * config/aarch64/thunderx.md (thunderx_storepair): Split store_8
13201 (thunderx_load): Split load_8 to load_16.
13202 * config/aarch64/thunderx2t99.md (thunderx2t99_loadpair): Split
13204 (thunderx2t99_storepair_basic): Split store_8 to store_16.
13205 * config/arm/xgene1.md (xgene1_load_pair): Split load_8 to load_16.
13206 (xgene1_store_pair): Split store_8 to store_16.
13207 * config/aarch64/falkor.md (falkor_ld_3_ld): Split load_8 to load_16.
13208 (falkor_st_0_st_sd): Split store_8 to store_16.
13210 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
13212 * config/arm/types.md (type): Rename load1/2/3/4 to load_4/8/12/16
13213 and store1/2/3/4 to store_4/8/12/16.
13214 * config/aarch64/aarch64.md: Update for rename.
13215 * config/arm/arm.md: Likewise.: Likewise.
13216 * config/arm/arm.c: Likewise.
13217 * config/arm/thumb1.md: Likewise.
13218 * config/arm/thumb2.md: Likewise.
13219 * config/arm/vfp.md: Likewise.
13220 * config/arm/arm-generic.md: Likewise.
13221 * config/arm/arm1020e.md: Likewise.
13222 * config/arm/arm1026ejs.md: Likewise.
13223 * config/arm/arm1136jfs.md: Likewise.
13224 * config/arm/arm926ejs.md: Likewise.
13225 * config/arm/cortex-a15.md: Likewise.
13226 * config/arm/cortex-a17.md: Likewise.
13227 * config/arm/cortex-a5.md: Likewise.
13228 * config/arm/cortex-a53.md: Likewise.
13229 * config/arm/cortex-a57.md: Likewise.
13230 * config/arm/cortex-a7.md: Likewise.
13231 * config/arm/cortex-a8.md: Likewise.
13232 * config/arm/cortex-a9.md: Likewise.
13233 * config/arm/cortex-m4.md: Likewise.
13234 * config/arm/cortex-m7.md: Likewise.
13235 * config/arm/cortex-r4.md: Likewise.
13236 * config/arm/exynos-m1.md: Likewise.
13237 * config/arm/fa526.md: Likewise.
13238 * config/arm/fa606te.md: Likewise.
13239 * config/arm/fa626te.md: Likewise.
13240 * config/arm/fa726te.md: Likewise.
13241 * config/arm/fmp626.md: Likewise.
13242 * config/arm/iwmmxt.md: Likewise.
13243 * config/arm/ldmstm.md: Likewise.
13244 * config/arm/marvell-pj4.md: Likewise.
13245 * config/arm/xgene1.md: Likewise.
13246 * config/aarch64/thunderx.md: Likewise.
13247 * config/aarch64/thunderx2t99.md: Likewise.
13248 * config/aarch64/falkor.md: Likewise.
13250 2017-09-12 Martin Liska <mliska@suse.cz>
13252 * attribs.c (private_lookup_attribute): New function.
13253 * attribs.h (private_lookup_attribute): Declared here.
13254 (lookup_attribute): Called from this place.
13256 2017-09-12 Richard Biener <rguenther@suse.de>
13258 PR tree-optimization/82157
13259 * tree-ssa-pre.c (remove_dead_inserted_code): Do not remove
13260 stmts with side-effects.
13262 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13263 Alan Hayward <alan.hayward@arm.com>
13264 David Sherwood <david.sherwood@arm.com>
13266 * target.def (hard_regno_nregs): New hook.
13267 (class_max_nregs): Refer to it instead of HARD_REGNO_NREGS.
13268 * targhooks.h (default_hard_regno_nregs): Declare.
13269 * targhooks.c (default_hard_regno_nregs): New function.
13270 * doc/tm.texi.in (HARD_REGNO_NREGS): Replace with...
13271 (TARGET_HARD_REGNO_NREGS): ...this hook.
13272 (HARD_REGNO_NREGS_HAS_PADDING): Update accordingly.
13273 (CLASS_MAX_NREGS): Likewise.
13274 * doc/tm.texi: Regenerate.
13275 * reginfo.c (init_reg_modes_target): Use targetm.hard_regno_nregs
13276 instead of HARD_REGNO_NREGS.
13277 * rtl.h (REG_NREGS): Refer to TARGET_HARD_REGNO_NREGS rather than
13278 HARD_REGNO_NREGS in the comment.
13279 * config/aarch64/aarch64.h (HARD_REGNO_NREGS): Delete.
13280 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_nregs): Delete.
13281 * config/aarch64/aarch64.c (aarch64_hard_regno_nregs): Make static.
13282 Return an unsigned int.
13283 (TARGET_HARD_REGNO_NREGS): Redefine.
13284 * config/alpha/alpha.h (HARD_REGNO_NREGS): Delete.
13285 * config/arc/arc.h (HARD_REGNO_NREGS): Delete.
13286 * config/arc/arc.c (TARGET_HARD_REGNO_NREGS): Redefine.
13287 (arc_hard_regno_nregs): New function.
13288 * config/arm/arm.h (HARD_REGNO_NREGS): Delete.
13289 * config/arm/arm.c (TARGET_HARD_REGNO_NREGS): Redefine.
13290 (arm_hard_regno_nregs): New function.
13291 * config/avr/avr.h (HARD_REGNO_NREGS): Delete.
13292 * config/bfin/bfin.h (HARD_REGNO_NREGS): Delete.
13293 * config/bfin/bfin.c (bfin_hard_regno_nregs): New function.
13294 (TARGET_HARD_REGNO_NREGS): Redefine.
13295 * config/c6x/c6x.h (HARD_REGNO_NREGS): Delete.
13296 * config/cr16/cr16.h (LONG_REG_P): Use targetm.hard_regno_nregs.
13297 (HARD_REGNO_NREGS): Delete.
13298 * config/cr16/cr16.c (TARGET_HARD_REGNO_NREGS): Redefine.
13299 (cr16_hard_regno_nregs): New function.
13300 (cr16_memory_move_cost): Use it instead of HARD_REGNO_NREGS.
13301 * config/cris/cris.h (HARD_REGNO_NREGS): Delete.
13302 * config/cris/cris.c (TARGET_HARD_REGNO_NREGS): Redefine.
13303 (cris_hard_regno_nregs): New function.
13304 * config/epiphany/epiphany.h (HARD_REGNO_NREGS): Delete.
13305 * config/fr30/fr30.h (HARD_REGNO_NREGS): Delete.
13306 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
13307 * config/frv/frv.h (HARD_REGNO_NREGS): Delete.
13308 (CLASS_MAX_NREGS): Remove outdated copy of documentation.
13309 * config/frv/frv-protos.h (frv_hard_regno_nregs): Delete.
13310 * config/frv/frv.c (TARGET_HARD_REGNO_NREGS): Redefine.
13311 (frv_hard_regno_nregs): Make static. Take and return an
13313 (frv_class_max_nregs): Remove outdated copy of documentation.
13314 * config/ft32/ft32.h (HARD_REGNO_NREGS): Delete.
13315 * config/h8300/h8300.h (HARD_REGNO_NREGS): Delete.
13316 * config/h8300/h8300-protos.h (h8300_hard_regno_nregs): Delete.
13317 * config/h8300/h8300.c (h8300_hard_regno_nregs): Delete.
13318 * config/i386/i386.h (HARD_REGNO_NREGS): Delete.
13319 * config/i386/i386.c (ix86_hard_regno_nregs): New function.
13320 (TARGET_HARD_REGNO_NREGS): Redefine.
13321 * config/ia64/ia64.h (HARD_REGNO_NREGS): Delete.
13322 (CLASS_MAX_NREGS): Update comment.
13323 * config/ia64/ia64.c (TARGET_HARD_REGNO_NREGS): Redefine.
13324 (ia64_hard_regno_nregs): New function.
13325 * config/iq2000/iq2000.h (HARD_REGNO_NREGS): Delete.
13326 * config/lm32/lm32.h (HARD_REGNO_NREGS): Delete.
13327 * config/m32c/m32c.h (HARD_REGNO_NREGS): Delete.
13328 * config/m32c/m32c-protos.h (m32c_hard_regno_nregs): Delete.
13329 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Take and return
13331 (m32c_hard_regno_nregs): Likewise. Make static.
13332 (TARGET_HARD_REGNO_NREGS): Redefine.
13333 * config/m32r/m32r.h (HARD_REGNO_NREGS): Delete.
13334 * config/m68k/m68k.h (HARD_REGNO_NREGS): Delete.
13335 * config/m68k/m68k.c (TARGET_HARD_REGNO_NREGS): Redefine.
13336 (m68k_hard_regno_nregs): New function.
13337 * config/mcore/mcore.h (HARD_REGNO_NREGS): Delete.
13338 * config/microblaze/microblaze.h (HARD_REGNO_NREGS): Delete.
13339 * config/mips/mips.h (HARD_REGNO_NREGS): Delete.
13340 * config/mips/mips-protos.h (mips_hard_regno_nregs): Delete.
13341 * config/mips/mips.c (mips_hard_regno_nregs): Make static.
13342 Take and return an unsigned int.
13343 (TARGET_HARD_REGNO_NREGS): Redefine.
13344 * config/mmix/mmix.h (HARD_REGNO_NREGS): Delete.
13345 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
13346 * config/mn10300/mn10300.h (HARD_REGNO_NREGS): Delete.
13347 * config/moxie/moxie.h (HARD_REGNO_NREGS): Delete.
13348 * config/msp430/msp430.h (HARD_REGNO_NREGS): Delete.
13349 * config/msp430/msp430-protos.h (msp430_hard_regno_nregs): Delete.
13350 * config/msp430/msp430.c (TARGET_HARD_REGNO_NREGS): Redefine.
13351 (msp430_hard_regno_nregs): Make static. Take and return an
13353 * config/nds32/nds32.h (HARD_REGNO_NREGS): Delete.
13354 * config/nds32/nds32-protos.h (nds32_hard_regno_nregs): Delete.
13355 * config/nds32/nds32.c (nds32_hard_regno_nregs): Delete.
13356 (nds32_hard_regno_mode_ok): Use targetm.hard_regno_nregs.
13357 * config/nios2/nios2.h (HARD_REGNO_NREGS): Delete.
13358 * config/nvptx/nvptx.h (HARD_REGNO_NREGS): Delete.
13359 * config/nvptx/nvptx.c (nvptx_hard_regno_nregs): New function.
13360 (TARGET_HARD_REGNO_NREGS): Redefine.
13361 * config/pa/pa32-regs.h (HARD_REGNO_NREGS): Rename to...
13362 (PA_HARD_REGNO_NREGS): ...this.
13363 * config/pa/pa64-regs.h (HARD_REGNO_NREGS): Rename to...
13364 (PA_HARD_REGNO_NREGS): ...this.
13365 * config/pa/pa.c (TARGET_HARD_REGNO_NREGS): Redefine.
13366 (pa_hard_regno_nregs): New function.
13367 * config/pdp11/pdp11.h (HARD_REGNO_NREGS): Delete.
13368 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_NREGS): Redefine.
13369 (pdp11_hard_regno_nregs): New function.
13370 * config/powerpcspe/powerpcspe.h (HARD_REGNO_NREGS): Delete.
13371 * config/powerpcspe/powerpcspe.c (TARGET_HARD_REGNO_NREGS): Redefine.
13372 (rs6000_hard_regno_nregs_hook): New function.
13373 * config/riscv/riscv.h (HARD_REGNO_NREGS): Delete.
13374 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
13375 * config/riscv/riscv.c (riscv_hard_regno_nregs): Make static.
13376 Take and return an unsigned int. Move earlier in file.
13377 (TARGET_HARD_REGNO_NREGS): Redefine.
13378 * config/rl78/rl78.h (HARD_REGNO_NREGS): Delete.
13379 * config/rl78/rl78-protos.h (rl78_hard_regno_nregs): Delete.
13380 * config/rl78/rl78.c (TARGET_HARD_REGNO_NREGS): Reefine.
13381 (rl78_hard_regno_nregs): Make static. Take and return an
13383 * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Delete.
13384 * config/rs6000/rs6000.c (TARGET_HARD_REGNO_NREGS): Redefine.
13385 (rs6000_hard_regno_nregs_hook): New function.
13386 * config/rx/rx.h (HARD_REGNO_NREGS): Delete.
13387 * config/rx/rx.c (rx_hard_regno_nregs): New function.
13388 (TARGET_HARD_REGNO_NREGS): Redefine.
13389 * config/s390/s390.h (HARD_REGNO_NREGS): Delete.
13390 * config/s390/s390.c (REGNO_PAIR_OK): Use s390_hard_regno_nregs
13391 instead of HARD_REGNO_NREGS.
13392 (s390_hard_regno_nregs): New function.
13393 (s390_hard_regno_mode_ok): Add comment from s390.h.
13394 (TARGET_HARD_REGNO_NREGS): Redefine.
13395 * config/sh/sh.h (HARD_REGNO_NREGS): Delete.
13396 * config/sh/sh.c (TARGET_HARD_REGNO_NREGS): Redefine.
13397 (sh_hard_regno_nregs): New function.
13398 (sh_pass_in_reg_p): Use it.
13399 * config/sparc/sparc.h (HARD_REGNO_NREGS): Delete.
13400 * config/sparc/sparc.c (TARGET_HARD_REGNO_NREGS): Redefine.
13401 (sparc_hard_regno_nregs): New function.
13402 * config/spu/spu.h (HARD_REGNO_NREGS): Delete.
13403 * config/spu/spu.c (spu_hard_regno_nregs): New function.
13404 (spu_function_arg_advance): Use it, supplying a valid register number.
13405 (TARGET_HARD_REGNO_NREGS): Redefine.
13406 * config/stormy16/stormy16.h (HARD_REGNO_NREGS): Delete.
13407 * config/tilegx/tilegx.h (HARD_REGNO_NREGS): Delete.
13408 * config/tilepro/tilepro.h (HARD_REGNO_NREGS): Delete.
13409 * config/v850/v850.h (HARD_REGNO_NREGS): Delete.
13410 * config/vax/vax.h (HARD_REGNO_NREGS): Delete.
13411 * config/visium/visium.h (HARD_REGNO_NREGS): Delete.
13412 (CLASS_MAX_NREGS): Remove copy of old documentation.
13413 * config/visium/visium.c (TARGET_HARD_REGNO_NREGS): Redefine.
13414 (visium_hard_regno_nregs): New function.
13415 (visium_hard_regno_mode_ok): Use it instead of HARD_REGNO_NREGS.
13416 * config/xtensa/xtensa.h (HARD_REGNO_NREGS): Delete.
13417 * config/xtensa/xtensa.c (TARGET_HARD_REGNO_NREGS): Redefine.
13418 xtensa_hard_regno_nregs): New function.
13419 * system.h (HARD_REGNO_NREGS): Poison.
13421 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13423 * config/arm/arm.h (THUMB_SECONDARY_INPUT_RELOAD_CLASS): Use
13424 hard_regno_nregs instead of HARD_REGNO_NREGS.
13425 (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
13426 * config/c6x/c6x.c (c6x_expand_prologue): Likewise.
13427 (c6x_expand_epilogue): Likewise.
13428 * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
13429 (frv_read_iacc_argument): Likewise.
13430 * config/sh/sh.c: Include regs.h.
13431 (sh_print_operand): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
13432 (regs_used): Likewise.
13433 (output_stack_adjust): Likewise.
13434 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Likewise.
13435 * expmed.c: Include regs.h.
13436 (store_bit_field_1): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
13437 * ree.c: Include regs.h.
13438 (combine_reaching_defs): Use hard_regno_nregs instead of
13440 (add_removable_extension): Likewise.
13442 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13444 * regs.h (hard_regno_nregs): Turn into a function.
13445 (end_hard_regno): Update accordingly.
13446 * caller-save.c (setup_save_areas): Likewise.
13447 (save_call_clobbered_regs): Likewise.
13448 (replace_reg_with_saved_mem): Likewise.
13449 (insert_restore): Likewise.
13450 (insert_save): Likewise.
13451 * combine.c (can_change_dest_mode): Likewise.
13452 (move_deaths): Likewise.
13453 (distribute_notes): Likewise.
13454 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
13455 * config/powerpcspe/powerpcspe.c (rs6000_cannot_change_mode_class)
13456 (rs6000_split_multireg_move): Likewise.
13457 (rs6000_register_move_cost): Likewise.
13458 (rs6000_memory_move_cost): Likewise.
13459 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Likewise.
13460 (rs6000_split_multireg_move): Likewise.
13461 (rs6000_register_move_cost): Likewise.
13462 (rs6000_memory_move_cost): Likewise.
13463 * cselib.c (cselib_reset_table): Likewise.
13464 (cselib_lookup_1): Likewise.
13465 * emit-rtl.c (set_mode_and_regno): Likewise.
13466 * function.c (aggregate_value_p): Likewise.
13467 * ira-color.c (setup_profitable_hard_regs): Likewise.
13468 (check_hard_reg_p): Likewise.
13469 (calculate_saved_nregs): Likewise.
13470 (assign_hard_reg): Likewise.
13471 (improve_allocation): Likewise.
13472 (calculate_spill_cost): Likewise.
13473 * ira-emit.c (modify_move_list): Likewise.
13474 * ira-int.h (ira_hard_reg_set_intersection_p): Likewise.
13475 (ira_hard_reg_in_set_p): Likewise.
13476 * ira.c (setup_reg_mode_hard_regset): Likewise.
13477 (clarify_prohibited_class_mode_regs): Likewise.
13478 (check_allocation): Likewise.
13479 * lra-assigns.c (find_hard_regno_for_1): Likewise.
13480 (lra_setup_reg_renumber): Likewise.
13481 (setup_try_hard_regno_pseudos): Likewise.
13482 (spill_for): Likewise.
13483 (assign_hard_regno): Likewise.
13484 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
13485 * lra-constraints.c (in_class_p): Likewise.
13486 (lra_constraint_offset): Likewise.
13487 (simplify_operand_subreg): Likewise.
13488 (lra_constraints): Likewise.
13489 (split_reg): Likewise.
13490 (split_if_necessary): Likewise.
13491 (invariant_p): Likewise.
13492 (inherit_in_ebb): Likewise.
13493 * lra-lives.c (process_bb_lives): Likewise.
13494 * lra-remat.c (reg_overlap_for_remat_p): Likewise.
13495 (get_hard_regs): Likewise.
13496 (do_remat): Likewise.
13497 * lra-spills.c (assign_spill_hard_regs): Likewise.
13498 * mode-switching.c (create_pre_exit): Likewise.
13499 * postreload.c (reload_combine_recognize_pattern): Likewise.
13500 * recog.c (peep2_find_free_register): Likewise.
13501 * regcprop.c (kill_value_regno): Likewise.
13502 (set_value_regno): Likewise.
13503 (copy_value): Likewise.
13504 (maybe_mode_change): Likewise.
13505 (find_oldest_value_reg): Likewise.
13506 (copyprop_hardreg_forward_1): Likewise.
13507 * regrename.c (check_new_reg_p): Likewise.
13508 (regrename_do_replace): Likewise.
13509 * reload.c (push_reload): Likewise.
13510 (combine_reloads): Likewise.
13511 (find_dummy_reload): Likewise.
13512 (operands_match_p): Likewise.
13513 (find_reloads): Likewise.
13514 (find_equiv_reg): Likewise.
13515 (reload_adjust_reg_for_mode): Likewise.
13516 * reload1.c (count_pseudo): Likewise.
13517 (count_spilled_pseudo): Likewise.
13518 (find_reg): Likewise.
13519 (clear_reload_reg_in_use): Likewise.
13520 (free_for_value_p): Likewise.
13521 (allocate_reload_reg): Likewise.
13522 (choose_reload_regs): Likewise.
13523 (reload_adjust_reg_for_temp): Likewise.
13524 (emit_reload_insns): Likewise.
13525 (delete_output_reload): Likewise.
13526 * rtlanal.c (subreg_get_info): Likewise.
13527 * sched-deps.c (sched_analyze_reg): Likewise.
13528 * sel-sched.c (init_regs_for_mode): Likewise.
13529 (mark_unavailable_hard_regs): Likewise.
13530 (choose_best_reg_1): Likewise.
13531 (verify_target_availability): Likewise.
13532 * valtrack.c (dead_debug_insert_temp): Likewise.
13533 * var-tracking.c (track_loc_p): Likewise.
13534 (emit_note_insn_var_location): Likewise.
13535 * varasm.c (make_decl_rtl): Likewise.
13536 * reginfo.c (choose_hard_reg_mode): Likewise.
13537 (init_reg_modes_target): Refer directly to
13538 this_target_regs->x_hard_regno_nregs.
13540 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13542 * ira-costs.c (record_operand_costs): Use in_hard_reg_set_p
13543 instead of hard_regno_nregs.
13545 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13547 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Use
13548 end_hard_regno instead of hard_regno_nregs.
13549 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13550 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Likewise.
13551 * config/visium/visium.c (visium_hard_regno_mode_ok): Likewise.
13552 * ira-color.c (improve_allocation): Likewise.
13553 * lra-assigns.c (find_hard_regno_for_1): Likewise.
13554 * lra-lives.c (mark_regno_live): Likewise.
13555 (mark_regno_dead): Likewise.
13556 * lra-remat.c (operand_to_remat): Likewise.
13557 * lra.c (collect_non_operand_hard_regs): Likewise.
13558 * postreload.c (reload_combine_note_store): Likewise.
13559 (move2add_valid_value_p): Likewise.
13560 * reload.c (regno_clobbered_p): Likewise.
13562 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13564 * config/frv/frv.c (FOR_EACH_REGNO): Use END_REGNO instead of
13566 * config/v850/v850.c (v850_reorg): Likewise.
13567 * reload.c (refers_to_regno_for_reload_p): Likewise.
13568 (find_equiv_reg): Likewise.
13569 * reload1.c (reload_reg_reaches_end_p): Likewise.
13571 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13573 * caller-save.c (add_used_regs): Use REG_NREGS instead of
13575 * config/aarch64/aarch64.c (aarch64_split_combinev16qi): Likewise.
13576 * config/arm/arm.c (output_move_neon): Likewise.
13577 (arm_attr_length_move_neon): Likewise.
13578 (neon_split_vcombine): Likewise.
13579 * config/c6x/c6x.c (c6x_mark_reg_read): Likewise.
13580 (c6x_mark_reg_written): Likewise.
13581 (c6x_dwarf_register_span): Likewise.
13582 * config/i386/i386.c (ix86_save_reg): Likewise.
13583 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
13584 (rws_access_reg): Likewise.
13585 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
13586 * mode-switching.c (create_pre_exit): Likewise.
13587 * ree.c (combine_reaching_defs): Likewise.
13588 (add_removable_extension): Likewise.
13589 * regcprop.c (find_oldest_value_reg): Likewise.
13590 (copyprop_hardreg_forward_1): Likewise.
13591 * reload.c (reload_inner_reg_of_subreg): Likewise.
13592 (push_reload): Likewise.
13593 (combine_reloads): Likewise.
13594 (find_dummy_reload): Likewise.
13595 (reload_adjust_reg_for_mode): Likewise.
13596 * reload1.c (find_reload_regs): Likewise.
13597 (forget_old_reloads_1): Likewise.
13598 (reload_reg_free_for_value_p): Likewise.
13599 (reload_adjust_reg_for_temp): Likewise.
13600 (emit_reload_insns): Likewise.
13601 (delete_output_reload): Likewise.
13602 * sel-sched.c (choose_best_reg_1): Likewise.
13603 (choose_best_pseudo_reg): Likewise.
13605 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13606 Alan Hayward <alan.hayward@arm.com>
13607 David Sherwood <david.sherwood@arm.com>
13609 * defaults.h (SLOW_UNALIGNED_ACCESS): Delete.
13610 * target.def (slow_unaligned_access): New hook.
13611 * targhooks.h (default_slow_unaligned_access): Declare.
13612 * targhooks.c (default_slow_unaligned_access): New function.
13613 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Replace with...
13614 (TARGET_SLOW_UNALIGNED_ACCESS): ...this.
13615 * doc/tm.texi: Regenerate.
13616 * config/alpha/alpha.h (SLOW_UNALIGNED_ACCESS): Delete.
13617 * config/arm/arm.h (SLOW_UNALIGNED_ACCESS): Delete.
13618 * config/i386/i386.h (SLOW_UNALIGNED_ACCESS): Delete commented-out
13620 * config/powerpcspe/powerpcspe.h (SLOW_UNALIGNED_ACCESS): Delete.
13621 * config/powerpcspe/powerpcspe.c (TARGET_SLOW_UNALIGNED_ACCESS):
13623 (rs6000_slow_unaligned_access): New function.
13624 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
13625 (expand_block_compare): Likewise.
13626 (expand_strn_compare): Likewise.
13627 (rs6000_rtx_costs): Likewise.
13628 * config/riscv/riscv.h (SLOW_UNALIGNED_ACCESS): Delete.
13629 (riscv_slow_unaligned_access): Likewise.
13630 * config/riscv/riscv.c (riscv_slow_unaligned_access): Rename to...
13631 (riscv_slow_unaligned_access_p): ...this and make static.
13632 (riscv_option_override): Update accordingly.
13633 (riscv_slow_unaligned_access): New function.
13634 (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
13635 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Delete.
13636 * config/rs6000/rs6000.c (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
13637 (rs6000_slow_unaligned_access): New function.
13638 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
13639 (rs6000_rtx_costs): Likewise.
13640 * config/rs6000/rs6000-string.c (expand_block_compare)
13641 (expand_strn_compare): Use targetm.slow_unaligned_access instead
13642 of SLOW_UNALIGNED_ACCESS.
13643 * config/tilegx/tilegx.h (SLOW_UNALIGNED_ACCESS): Delete.
13644 * config/tilepro/tilepro.h (SLOW_UNALIGNED_ACCESS): Delete.
13645 * calls.c (expand_call): Use targetm.slow_unaligned_access instead
13646 of SLOW_UNALIGNED_ACCESS.
13647 * expmed.c (simple_mem_bitfield_p): Likewise.
13648 * expr.c (alignment_for_piecewise_move): Likewise.
13649 (emit_group_load_1): Likewise.
13650 (emit_group_store): Likewise.
13651 (copy_blkmode_from_reg): Likewise.
13652 (emit_push_insn): Likewise.
13653 (expand_assignment): Likewise.
13654 (store_field): Likewise.
13655 (expand_expr_real_1): Likewise.
13656 * gimple-fold.c (gimple_fold_builtin_memory_op): Likewise.
13657 * lra-constraints.c (simplify_operand_subreg): Likewise.
13658 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
13659 * gimple-ssa-store-merging.c: Likewise in block comment at start
13661 * tree-ssa-strlen.c: Include target.h.
13662 (handle_builtin_memcmp): Use targetm.slow_unaligned_access instead
13663 of SLOW_UNALIGNED_ACCESS.
13664 * system.h (SLOW_UNALIGNED_ACCESS): Poison.
13666 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13668 PR rtl-optimization/82185
13669 * expmed.c (emit_store_flag_int): Only test tem if it has been
13672 2017-09-12 Richard Biener <rguenther@suse.de>
13674 PR middle-end/82149
13675 * match.pd ((FTYPE) N CMP CST): Fix typo.
13677 2017-09-12 Simon Atanasyan <simon.atanasyan@imgtec.com>
13679 * config/mips/mips.c (mips_attribute_table): Add 'short_call'
13681 (mips_near_type_p): Add 'short_call' attribute as a synonym
13683 * doc/extend.texi (short_call): Document new function attribute.
13685 2017-09-12 Jakub Jelinek <jakub@redhat.com>
13688 * c-common.c (sync_resolve_size): Instead of c_dialect_cxx ()
13689 assertion check that in the condition.
13690 (get_atomic_generic_size): Likewise. Before testing if parameter
13691 has pointer type, if it has array type, call for C++
13692 default_conversion to perform array-to-pointer conversion.
13694 2017-09-12 Richard Biener <rguenther@suse.de>
13696 * tree-vect-generic.c (expand_vector_operations_1): Do nothing
13697 for operations we cannot scalarize.
13699 2017-09-12 Aldy Hernandez <aldyh@redhat.com>
13701 * tree-ssa-threadbackward.c (fsm_find_thread_path): Make GC
13702 vectors heap vectors. Clean up comments.
13703 Make visited_bbs a reference.
13704 (profitable_jump_thread_path): Make GC
13705 vectors heap vectors. Clean up comments.
13707 (convert_and_register_jump_thread_path): Make GC vectors heap
13709 (check_subpath_and_update_thread_path): Same. Clean up comments.
13710 Make visited_bbs a reference.
13711 (handle_phi): Abstract common code to to
13712 register_jump_thread_path_if_profitable.
13713 Rename VAR_BB to DEF_BB.
13715 Make GC vectors heap vectors.
13716 Make visited_bbs a reference.
13717 (handle_assignment): Same.
13718 (register_jump_thread_path_if_profitable): New.
13719 (fsm_find_control_statement_thread_paths): Rename VAR_BB to
13721 Make GC vectors heap vectors. Clean up comments.
13722 Make visited_bbs a reference.
13723 (find_jump_threads_backwards): Make visited_bbs live in the stack.
13724 * tree-ssa-threadupdate.c (delete_jump_thread_path): Fix typo in
13727 2017-09-11 Max Filippov <jcmvbkbc@gmail.com>
13730 * config/xtensa/xtensa.c (xtensa_mem_offset): Check that both
13731 words of E_DImode object are reachable by xtensa_uimm8x4 access.
13733 2017-09-11 Vidya Praveen <vidyapraveen@arm.com>
13735 Revert r251800 and r251799.
13737 2017-09-11 Martin Jambor <mjambor@suse.cz>
13740 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Process ADDR_EXPRs in
13741 arguments in advance.
13742 * hsa-regalloc.c (naive_process_phi): New parameter predecessors,
13743 use it to find predecessor edges.
13744 (naive_outof_ssa): Collect vector of predecessors.
13746 2017-09-08 Jason Merrill <jason@redhat.com>
13748 PR c++/70029 - ICE with ref-qualifier and -flto
13749 * langhooks.h (struct lang_hooks_for_types): Add
13750 copy_lang_qualifiers.
13751 * attribs.c (build_type_attribute_qual_variant): Use it.
13752 * langhooks-def.h (LANG_HOOKS_COPY_LANG_QUALIFIERS): Default to
13754 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
13755 * tree.c (verify_type): Re-enable TYPE_CANONICAL main variant check.
13757 2017-09-08 Eric Botcazou <ebotcazou@adacore.com>
13760 * config/sparc/sparc.md (mulsi3): Rename into *mulsi3_sp32.
13761 (*mulsi3_sp64): New instruction.
13762 (mulsi3): New expander.
13764 2017-09-08 Uros Bizjak <ubizjak@gmail.com>
13766 * config/alpha/alpha.c (alpha_print_operand) <case 'S'>: Remove.
13768 2017-09-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13770 * sancov.c: Include memmodel.h.
13772 2017-09-07 Eric Botcazou <ebotcazou@adacore.com>
13775 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Deal with too
13778 2017-09-07 Carl Love <cel@us.ibm.com>
13780 * config/rs6000/vsx.md (define_insn "*stxvl"): Add missing argument to
13781 the sldi instruction.
13783 2017-09-07 David Edelsohn <dje.gcc@gmail.com>
13785 * sancov.c: Include tm_p.h.
13787 2017-09-07 Jakub Jelinek <jakub@redhat.com>
13790 * output.h (switch_to_other_text_partition): New declaration.
13791 * varasm.c (switch_to_other_text_partition): New function.
13792 * config/rs6000/rs6000.c (uses_TOC): Return 2 if
13793 NOTE_INSN_SWITCH_TEXT_SECTIONS is seen before finding load_toc_* insn.
13794 (rs6000_elf_declare_function_name): If uses_TOC returned 2, switch
13795 to the other text partition before emitting LCL label and switch back
13796 after emitting the word after it.
13798 2017-09-07 Richard Biener <rguenther@suse.de>
13800 * passes.def (pass_split_crit_edges): Remove instance before PRE.
13801 * tree-ssa-pre.c (pass_pre::execute): Instead manually split
13802 critical edges here, after loop init.
13803 (pass_data_pre): Remove PROP_no_crit_edges flags.
13804 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use vn_valueize
13805 for valueization of call args to avoid leaking VN_TOP.
13806 (visit_use): Assert we do not visit default defs.
13807 (init_scc_vn): Use build_decl for VN_TOP to make name nicer.
13808 Use error_mark_node to more easily detect leaking VN_TOP.
13809 All default-defs are varying, not VN_TOP. Mark them visited.
13810 (run_scc_vn): Make code match comment.
13812 2017-09-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13814 * config/rs6000/rs6000-cpus.def (OTHER_VSX_VECTOR_MASKS): Delete
13815 OPTION_MASK_FLOAT128_KEYWORD.
13816 (POWERPC_MASKS): Likewise.
13817 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Delete
13818 support for the -mfloat128-type option, and make -mfloat128
13819 default on PowerPC Linux systems. Define or undefine
13820 __FLOAT128__ and __FLOAT128_HARDWARE__ for the current options.
13821 Define __float128 to be __ieee128 if IEEE 128-bit support is
13822 enabled, or undefine it.
13823 (rs6000_cpu_cpp_builtins): Delete defining __FLOAT128__ here.
13824 Delete defining __FLOAT128_TYPE__.
13825 * config/rs6000/rs6000.opt (x_TARGET_FLOAT128_TYPE): Delete the
13826 -mfloat128-type option and make -mfloat128 default on PowerPC
13828 (TARGET_FLOAT128_TYPE): Likewise.
13829 (-mfloat128-type): Likewise.
13830 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13831 Delete the -mfloat128-type option and make -mfloat128 default on
13832 PowerPC Linux systems. Always use __ieee128 to be the keyword for
13833 the IEEE 128-bit type, and map __float128 to __ieee128 if IEEE
13834 128-bit floating point is enabled. Change tests from using
13835 -mfloat128-type to -mfloat128.
13836 (rs6000_mangle_type): Use the correct mangling for the __float128
13837 type even if normal long double is restricted to 64-bits.
13838 (floatn_mode): Enable the _Float128 type by default on VSX Linux
13840 * config/rs6000/rs6000.h (MASK_FLOAT128_TYPE): Delete.
13841 (MASK_FLOAT128_KEYWORD): Define new shortcut macro.
13842 (RS6000BTM_FLOAT128): Define in terms of -mfloat128, not
13844 * doc/invoke.texi (RS/6000 and PowerPC Options): Update
13845 documentation for -mfloat128.
13847 2017-09-06 Olivier Hainque <hainque@adacore.com>
13849 * config.gcc (powerpc-wrs-vxworksspe): Now match as vxworks*spe.
13851 2017-09-06 Wish Wu <wishwu007@gmail.com>
13852 Jakub Jelinek <jakub@redhat.com>
13854 * asan.c (initialize_sanitizer_builtins): Add
13855 BT_FN_VOID_UINT8_UINT8, BT_FN_VOID_UINT16_UINT16,
13856 BT_FN_VOID_UINT32_UINT32, BT_FN_VOID_UINT64_UINT64,
13857 BT_FN_VOID_FLOAT_FLOAT, BT_FN_VOID_DOUBLE_DOUBLE and
13858 BT_FN_VOID_UINT64_PTR variables.
13859 * builtin-types.def (BT_FN_VOID_UINT8_UINT8): New fn type.
13860 (BT_FN_VOID_UINT16_UINT16): Likewise.
13861 (BT_FN_VOID_UINT32_UINT32): Likewise.
13862 (BT_FN_VOID_FLOAT_FLOAT): Likewise.
13863 (BT_FN_VOID_DOUBLE_DOUBLE): Likewise.
13864 (BT_FN_VOID_UINT64_PTR): Likewise.
13865 * common.opt (flag_sanitize_coverage): New variable.
13866 (fsanitize-coverage=trace-pc): Remove.
13867 (fsanitize-coverage=): Add.
13868 * flag-types.h (enum sanitize_coverage_code): New enum.
13869 * fold-const.c (fold_range_test): Disable non-short-circuit
13870 optimization if flag_sanitize_coverage.
13871 (fold_truth_andor): Likewise.
13872 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
13873 * opts.c (COVERAGE_SANITIZER_OPT): Define.
13874 (coverage_sanitizer_opts): New array.
13875 (get_closest_sanitizer_option): Add OPTS argument, handle also
13876 OPT_fsanitize_coverage_.
13877 (parse_sanitizer_options): Adjusted to also handle
13878 OPT_fsanitize_coverage_.
13879 (common_handle_option): Add OPT_fsanitize_coverage_.
13880 * sancov.c (instrument_comparison, instrument_switch): New function.
13881 (sancov_pass): Add trace-cmp support.
13882 * sanitizer.def (BUILT_IN_SANITIZER_COV_TRACE_CMP1,
13883 BUILT_IN_SANITIZER_COV_TRACE_CMP2, BUILT_IN_SANITIZER_COV_TRACE_CMP4,
13884 BUILT_IN_SANITIZER_COV_TRACE_CMP8,
13885 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP1,
13886 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP2,
13887 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP4,
13888 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP8,
13889 BUILT_IN_SANITIZER_COV_TRACE_CMPF, BUILT_IN_SANITIZER_COV_TRACE_CMPD,
13890 BUILT_IN_SANITIZER_COV_TRACE_SWITCH): New builtins.
13891 * doc/invoke.texi: Document -fsanitize-coverage=trace-cmp.
13893 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
13895 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
13896 error. Only quit immediately if parsing is complete.
13897 (BEGIN): Initialize fatal_err and parse_done.
13898 (begin fpu, end fpu): Check number of arguments.
13899 (begin arch, end arch): Likewise.
13900 (begin cpu, end cpu): Likewise.
13901 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
13902 (optalias): Likewise.
13904 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
13906 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
13907 * config/arm/arm-isa.h: Delete. Move definitions to ...
13908 * arm-cpus.in: ... here. Use new feature and fgroup values.
13909 * config/arm/arm.c (arm_option_override): Use lower case for feature
13911 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
13912 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
13913 * config/arm/parsecpu.awk (END): Add new command 'isa'.
13915 (print_isa_bits_for): New function.
13916 (gen_isa): New function.
13917 (gen_comm_data): Use print_isa_bits_for.
13918 (define feature): New keyword.
13919 (define fgroup): New keyword.
13920 * config/arm/t-arm (OPTIONS_H_EXTRA): Add arm-isa.h
13921 (arm-isa.h): Add rule to generate file.
13922 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
13923 case for feature bit names.
13925 2017-09-06 Richard Biener <rguenther@suse.de>
13927 * tree-ssa-pre.c (NECESSARY): Remove.
13928 (create_expression_by_pieces): Do not touch pass-local flags.
13929 (insert_into_preds_of_block): Likewise.
13930 (do_pre_regular_insertion): Likewise.
13931 (eliminate_insert): Likewise.
13932 (eliminate_dom_walker::before_dom_children): Likewise.
13933 (fini_eliminate): Do not look at inserted_exprs.
13934 (mark_operand_necessary): Remove.
13935 (remove_dead_inserted_code): Replace with simple work-list
13936 algorithm based on inserted_exprs and SSA uses.
13937 (pass_pre::execute): Re-order fini_eliminate and
13938 remove_dead_inserted_code.
13940 2017-09-06 Olivier Hainque <hainque@adacore.com>
13942 * config/powerpcspe/vxworks.h (VXCPU_FOR_8548): Correct definition
13943 for VxWorks 7. Adjust surrounding comments.
13945 2017-09-06 Richard Biener <rguenther@suse.de>
13947 * gimple-ssa-strength-reduction.c
13948 (find_candidates_dom_walker::before_dom_children): Also allow
13951 2017-09-06 Richard Biener <rguenther@suse.de>
13953 PR tree-optimization/82108
13954 * tree-vect-stmts.c (vectorizable_load): Fix pointer adjustment
13955 for gap in the non-permutation SLP case.
13957 2017-09-06 Martin Jambor <mjambor@suse.cz>
13959 PR tree-optimization/82078
13960 * tree-sra.c (sort_and_splice_var_accesses): Move call to
13961 add_access_to_work_queue...
13962 (build_accesses_from_assign): ...here.
13963 (propagate_all_subaccesses): Make sure racc is the group
13964 representative, if there is one.
13966 2017-09-06 Jakub Jelinek <jakub@redhat.com>
13968 PR middle-end/82095
13969 * varasm.c (categorize_decl_for_section): Use SECCAT_TBSS for TLS vars with
13972 2017-09-06 Richard Biener <rguenther@suse.de>
13974 * gimple-ssa-strength-reduction.c
13975 (find_candidates_dom_walker::before_doom_children): Use a
13976 type and not a mode check.
13978 2017-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
13981 * config/arm/predicates.md (arm_general_adddi_operand): Create new
13983 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Use new predicates.
13985 2017-09-05 Jeff Law <law@redhat.com>
13987 PR tree-optimization/64910
13988 * tree-ssa-reassoc.c (reassociate_bb): Restrict last change to
13989 cases where we have 3 or more operands.
13991 2017-09-05 Jakub Jelinek <jakub@redhat.com>
13993 PR middle-end/81768
13994 * omp-low.c (lower_omp_for): Recompute tree invariant if
13995 gimple_omp_for_initial/final is ADDR_EXPR.
13997 PR middle-end/81768
13998 * omp-expand.c (expand_omp_simd): Force second operands of COND_EXPR
13999 into gimple val before gimplification fo the COND_EXPR.
14001 2017-09-05 Aldy Hernandez <aldyh@redhat.com>
14003 * tree-ssa-threadupdate.c (duplicate_thread_path): Remove unused
14004 REGION_COPY argument.
14005 (thread_through_all_blocks): Remove unused argument to
14006 duplicate_thread_path.
14008 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14009 Alan Hayward <alan.hayward@arm.com>
14010 David Sherwood <david.sherwood@arm.com>
14012 * config/aarch64/aarch64-protos.h (aarch64_gen_adjusted_ldpstp):
14013 Take a scalar_mode rather than a machine_mode.
14014 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
14015 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Likewise.
14016 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
14017 (aarch64_gen_adjusted_ldpstp): Likewise.
14018 (aarch64_expand_vector_init): Use scalar_mode instead of machine_mode.
14020 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14021 Alan Hayward <alan.hayward@arm.com>
14022 David Sherwood <david.sherwood@arm.com>
14024 * config/aarch64/aarch64-protos.h (aarch64_is_extend_from_extract):
14025 Take a scalar_int_mode instead of a machine_mode.
14026 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
14027 (aarch64_output_scalar_simd_mov_immediate): Likewise.
14028 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
14029 (aarch64_simd_attr_length_rglist): Delete.
14030 * config/aarch64/aarch64.c (aarch64_is_extend_from_extract): Take
14031 a scalar_int_mode instead of a machine_mode.
14032 (aarch64_add_offset): Likewise.
14033 (aarch64_internal_mov_immediate): Likewise
14034 (aarch64_add_constant_internal): Likewise.
14035 (aarch64_add_constant): Likewise.
14036 (aarch64_movw_imm): Likewise.
14037 (aarch64_rtx_arith_op_extract_p): Likewise.
14038 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
14039 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
14040 Remove assert that the mode isn't a vector.
14041 (aarch64_output_scalar_simd_mov_immediate): Likewise.
14042 (aarch64_expand_mov_immediate): Update calls after above changes.
14043 (aarch64_output_casesi): Use as_a <scalar_int_mode>.
14044 (aarch64_and_bitmask_imm): Check for scalar integer modes.
14045 (aarch64_move_imm): Likewise.
14046 (aarch64_can_const_movi_rtx_p): Likewise.
14047 (aarch64_strip_extend): Likewise.
14048 (aarch64_extr_rtx_p): Likewise.
14049 (aarch64_rtx_costs): Likewise, using wode_mode as the mode of
14050 a CONST_INT when the mode parameter is VOIDmode.
14051 (aarch64_float_const_rtx_p): Use scalar_int_mode for a temporary.
14053 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14055 * machmode.h (bitwise_mode_for_mode): Return opt_mode.
14056 * stor-layout.c (bitwise_mode_for_mode): Likewise.
14057 (bitwise_type_for_mode): Update accordingly.
14059 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14061 * stor-layout.h (mode_for_size_tree): Return an opt_mode.
14062 * stor-layout.c (mode_for_size_tree): Likewise.
14063 (mode_for_array): Update accordingly.
14064 (layout_decl): Likewise.
14065 (compute_record_mode): Likewise. Only set the mode once.
14067 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14069 * target.def (get_mask_mode): Change return type to opt_mode.
14071 * doc/tm.texi: Regenerate.
14072 * targhooks.h (default_get_mask_mode): Return an opt_mode.
14073 * targhooks.c (default_get_mask_mode): Likewise.
14074 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
14075 * optabs-query.c (can_vec_mask_load_store_p): Update use of
14076 targetm.get_mask_mode.
14077 * tree.c (build_truth_vector_type): Likewise.
14079 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14081 * machmode.h (mode_for_vector): Return an opt_mode.
14082 * stor-layout.c (mode_for_vector): Likewise.
14083 (mode_for_int_vector): Update accordingly.
14084 (layout_type): Likewise.
14085 * config/i386/i386.c (emit_memmov): Likewise.
14086 (ix86_expand_set_or_movmem): Likewise.
14087 (ix86_expand_vector_init): Likewise.
14088 (ix86_get_mask_mode): Likewise.
14089 * config/powerpcspe/powerpcspe.c (rs6000_expand_vec_perm_const_1):
14091 * config/rs6000/rs6000.c (rs6000_expand_vec_perm_const_1): Likewise.
14092 * expmed.c (extract_bit_field_1): Likewise.
14093 * expr.c (expand_expr_real_2): Likewise.
14094 * optabs-query.c (can_vec_perm_p): Likewise.
14095 (can_vec_mask_load_store_p): Likewise.
14096 * optabs.c (expand_vec_perm): Likewise.
14097 * targhooks.c (default_get_mask_mode): Likewise.
14098 * tree-vect-stmts.c (vectorizable_store): Likewise.
14099 (vectorizable_load): Likewise.
14100 (get_vectype_for_scalar_type_and_size): Likewise.
14102 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14104 * machmode.h (mode_for_int_vector): New function.
14105 * stor-layout.c (mode_for_int_vector): Likewise.
14106 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Use it.
14107 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Likewise.
14108 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
14109 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
14110 (s390_expand_vcond): Likewise.
14112 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14114 * machmode.h (opt_machine_mode): New type.
14115 (opt_mode<T>): Allow construction from anything that can be
14117 (is_a, as_a, dyn_cast): Add overloads for opt_mode.
14118 (mode_for_size): Return an opt_machine_mode.
14119 * stor-layout.c (mode_for_size): Likewise.
14120 (mode_for_size_tree): Update call accordingly.
14121 (bitwise_mode_for_mode): Likewise.
14122 (make_fract_type): Likewise.
14123 (make_accum_type): Likewise.
14124 * caller-save.c (replace_reg_with_saved_mem): Update call
14126 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
14127 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
14128 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
14129 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
14130 * expmed.c (extract_bit_field_1): Likewise.
14131 * reload.c (get_secondary_mem): Likewise.
14132 * varasm.c (assemble_integer): Likewise.
14133 * lower-subreg.c (simplify_subreg_concatn): Likewise. Move
14136 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14138 * machmode.h (decimal_float_mode_for_size): New function.
14139 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use float_mode_for_size.
14140 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
14141 (REAL_VALUE_TO_TARGET_SINGLE): Likewise.
14142 (REAL_VALUE_TO_TARGET_DECIMAL128): Use decimal_float_mode_for_size.
14143 (REAL_VALUE_TO_TARGET_DECIMAL64): Likewise.
14144 (REAL_VALUE_TO_TARGET_DECIMAL32): Likewise.
14146 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14148 * builtins.c (expand_builtin_powi): Use int_mode_for_size.
14149 (get_builtin_sync_mode): Likewise.
14150 (expand_ifn_atomic_compare_exchange): Likewise.
14151 (expand_builtin_atomic_clear): Likewise.
14152 (expand_builtin_atomic_test_and_set): Likewise.
14153 (fold_builtin_atomic_always_lock_free): Likewise.
14154 * calls.c (compute_argument_addresses): Likewise.
14155 (emit_library_call_value_1): Likewise.
14156 (store_one_arg): Likewise.
14157 * combine.c (combine_instructions): Likewise.
14158 * config/aarch64/aarch64.c (aarch64_function_value): Likewise.
14159 * config/arm/arm.c (arm_function_value): Likewise.
14160 (aapcs_allocate_return_reg): Likewise.
14161 * config/c6x/c6x.c (c6x_expand_movmem): Likewise.
14162 * config/i386/i386.c (construct_container): Likewise.
14163 (ix86_gimplify_va_arg): Likewise.
14164 (ix86_expand_sse_cmp): Likewise.
14165 (emit_memmov): Likewise.
14166 (emit_memset): Likewise.
14167 (expand_small_movmem_or_setmem): Likewise.
14168 (ix86_expand_pextr): Likewise.
14169 (ix86_expand_pinsr): Likewise.
14170 * config/lm32/lm32.c (lm32_block_move_inline): Likewise.
14171 * config/microblaze/microblaze.c (microblaze_block_move_straight):
14173 * config/mips/mips.c (mips_function_value_1) Likewise.
14174 (mips_block_move_straight): Likewise.
14175 (mips_expand_ins_as_unaligned_store): Likewise.
14176 * config/powerpcspe/powerpcspe.c
14177 (rs6000_darwin64_record_arg_advance_flush): Likewise.
14178 (rs6000_darwin64_record_arg_flush): Likewise.
14179 * config/rs6000/rs6000.c
14180 (rs6000_darwin64_record_arg_advance_flush): Likewise.
14181 (rs6000_darwin64_record_arg_flush): Likewise.
14182 * config/sparc/sparc.c (sparc_function_arg_1): Likewise.
14183 (sparc_function_value_1): Likewise.
14184 * config/spu/spu.c (adjust_operand): Likewise.
14185 (spu_emit_branch_or_set): Likewise.
14186 (arith_immediate_p): Likewise.
14187 * emit-rtl.c (gen_lowpart_common): Likewise.
14188 * expr.c (expand_expr_real_1): Likewise.
14189 * function.c (assign_parm_setup_block): Likewise.
14190 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
14191 * reload1.c (alter_reg): Likewise.
14192 * stor-layout.c (mode_for_vector): Likewise.
14193 (layout_type): Likewise.
14195 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14197 * config/spu/spu.c (exp2_immediate_p): Use int_mode_for_mode.
14198 (spu_convert_move): Likewise.
14199 * lower-subreg.c (resolve_simple_move): Likewise.
14201 2017-09-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14204 * config/rs6000/altivec.md (altivec_vsum2sws): Convert from a
14205 define_insn to a define_expand.
14206 (altivec_vsum2sws_direct): New define_insn.
14207 (altivec_vsumsws): Convert from a define_insn to a define_expand.
14209 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
14211 * config/arm/arm.c (arm_option_params_internal): Improve setting of
14214 2017-09-05 H.J. Lu <hongjiu.lu@intel.com>
14219 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Don't
14220 realign stack if stack alignment needed is less than incoming
14223 2017-09-05 Marek Polacek <polacek@redhat.com>
14226 * convert.c (convert_to_integer_1) <case NEGATE_EXPR>: Move the ubsan
14229 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
14231 * explow.c (get_dynamic_stack_size): Improve dynamic alignment.
14233 2017-09-05 Richard Biener <rguenther@suse.de>
14235 PR tree-optimization/82084
14236 * fold-const.c (can_native_encode_string_p): Handle wide characters.
14238 2017-09-05 Richard Biener <rguenther@suse.de>
14240 PR tree-optimization/82102
14241 * tree-ssa-pre.c (fini_eliminate): Check if lhs is NULL.
14243 2017-09-05 Martin Liska <mliska@suse.cz>
14245 PR tree-optimization/82032
14246 * tree-cfg.c (generate_range_test): New function.
14247 * tree-cfg.h (generate_range_test): Declared here.
14248 * tree-cfgcleanup.c (convert_single_case_switch): New function.
14249 (cleanup_control_expr_graph): Use it.
14250 * tree-switch-conversion.c (try_switch_expansion): Remove
14252 (emit_case_nodes): Use generate_range_test.
14254 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
14257 * config/i386/i386.md (*<btsc><mode>_mask): Add
14258 TARGET_USE_BT to insn constraint.
14259 (*btr<mode>_mask): Ditto.
14261 2017-09-04 Wilco Dijkstra <wdijkstr@arm.com>
14263 * config/arm/arm.c (arm_legitimate_index_p): Add comment.
14264 (thumb2_legitimate_index_p): Use correct range for DI/DF mode.
14266 2017-09-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14269 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Split early except for
14270 TARGET_NEON and TARGET_IWMMXT.
14271 (anddi3, iordi3, xordi3, one_cmpldi2): Split while expanding except for
14272 TARGET_NEON and TARGET_IWMMXT.
14273 (*one_cmpldi2_insn): Moved the body of one_cmpldi2 here.
14275 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
14277 * config/i386/i386-protos.h (ix86_tls_address_pattern_p) New prototype.
14278 (ix86_rewrite_tls_address): Ditto.
14279 * config/i386/i386.c (ix86_tls_address_pattern_p) New function.
14280 (ix86_rewrite_tls_address_1): Ditto.
14281 (ix86_rewrite_tls_address): Ditto.
14282 * config/i386/predicates.md (tls_address_pattern): New predicate.
14283 * config/i386/i386.md (TLS address splitter): New splitter.
14285 2017-09-04 Richard Biener <rguenther@suse.de>
14287 PR tree-optimization/82084
14288 * fold-const.h (can_native_encode_string_p): Declare.
14289 * fold-const.c (can_native_encode_string_p): Factor out from ...
14290 (native_encode_string): ... here.
14291 * tree-vect-stmts.c (vectorizable_store): Call it to avoid
14292 vectorizing stores from constants we later cannot handle.
14294 2017-09-04 Marek Polacek <polacek@redhat.com>
14297 * doc/invoke.texi: Update -Wtautological-compare documentation.
14299 2017-09-04 Jeff Law <law@redhat.com>
14301 PR tree-optimization/64910
14302 * tree-ssa-reassoc.c (reassociate_bb): For bitwise binary ops,
14303 swap the first and last operand if the last is a constant.
14305 2017-09-04 Marek Polacek <polacek@redhat.com>
14308 * convert.c (do_narrow): When sanitizing signed integer overflows,
14309 bail out for signed types.
14310 (convert_to_integer_1) <case NEGATE_EXPR>: Likewise.
14312 2017-09-04 Richard Biener <rguenther@suse.de>
14314 PR tree-optimization/82060
14315 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14316 Move devirtualization after stmt folding and before EH/AB/noreturn
14317 cleanup to get the stmt refs canonicalized. Use a bool instead
14318 of gimple_modified_p since that doesn't work for NOPs. Schedule
14319 NOPs generated by folding for removal.
14321 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
14322 Alan Hayward <alan.hayward@arm.com>
14323 David Sherwood <david.sherwood@arm.com>
14325 * coretypes.h (pad_direction): New enum.
14326 * defaults.h (DEFAULT_FUNCTION_ARG_PADDING): Delete.
14327 (FUNCTION_ARG_PADDING): Likewise.
14328 * target.def (function_arg_padding): New hook.
14329 * targhooks.h (default_function_arg_padding): Declare.
14330 * targhooks.c (default_function_arg_padding): New function.
14331 * doc/tm.texi.in (FUNCTION_ARG_PADDING): Replace with...
14332 (TARGET_FUNCTION_ARG_PADDING): ...this.
14333 * doc/tm.texi: Regenerate.
14334 * calls.c (store_unaligned_arguments_into_pseudos): Use pad_direction
14335 instead of direction.
14336 (compute_argument_addresses): Likewise.
14337 (load_register_parameters): Likewise.
14338 (emit_library_call_value_1): Likewise.
14339 (store_one_arg): Use targetm.calls.function_arg_padding instead
14340 of FUNCTION_ARG_PADDING.
14341 (must_pass_in_stack_var_size_or_pad): Likewise.
14342 * expr.c (emit_group_load_1): Use pad_direction instead of direction.
14343 (emit_group_store): Likewise.
14344 (emit_single_push_insn_1): Use targetm.calls.function_arg_padding
14345 instead of FUNCTION_ARG_PADDING.
14346 (emit_push_insn): Likewise, and propagate enum change throughout
14348 * function.h (direction): Delete.
14349 (locate_and_pad_arg_data::where_pad): Use pad_direction instead
14351 * function.c (assign_parm_find_stack_rtl): Likewise.
14352 (assign_parm_setup_block_p): Likewise.
14353 (assign_parm_setup_block): Likewise.
14354 (gimplify_parameters): Likewise.
14355 (locate_and_pad_parm): Use targetm.calls.function_arg_padding
14356 instead of FUNCTION_ARG_PADDING, and propagate enum change throughout
14358 * config/aarch64/aarch64.h (FUNCTION_ARG_PADDING): Delete.
14359 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
14360 * config/aarch64/aarch64-protos.h (aarch64_pad_arg_upward): Delete.
14361 * config/aarch64/aarch64.c (aarch64_pad_arg_upward): Replace with...
14362 (aarch64_function_arg_padding): ...this new function.
14363 (aarch64_gimplify_va_arg_expr): Use pad_direction instead of direction.
14364 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14365 * config/arm/arm.h (FUNCTION_ARG_PADDING): Delete.
14366 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
14367 * config/arm/arm-protos.h (arm_pad_arg_upward): Delete.
14368 * config/arm/arm.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14369 (arm_pad_arg_upward): Replace with...
14370 (arm_function_arg_padding): ...this new function.
14371 * config/c6x/c6x.h (BLOCK_REG_PADDING): Use pad_direction instead
14373 * config/ia64/hpux.h (FUNCTION_ARG_PADDING): Delete.
14374 * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): Delete.
14375 * config/ia64/ia64.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14376 (ia64_hpux_function_arg_padding): Replace with...
14377 (ia64_function_arg_padding): ...this new function. Use pad_direction
14378 instead of direction. Check for TARGET_HPUX.
14379 * config/iq2000/iq2000.h (FUNCTION_ARG_PADDING): Delete.
14380 * config/iq2000/iq2000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14381 (iq2000_function_arg_padding): New function.
14382 * config/mips/mips-protos.h (mips_pad_arg_upward): Delete.
14383 * config/mips/mips.c (mips_pad_arg_upward): Replace with...
14384 (mips_function_arg_padding): ...this new function.
14385 (mips_pad_reg_upward): Update accordingly.
14386 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14387 * config/mips/mips.h (PAD_VARARGS_DOWN): Use
14388 targetm.calls.function_arg_padding.
14389 (FUNCTION_ARG_PADDING): Delete.
14390 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
14391 * config/nios2/nios2.h (FUNCTION_ARG_PADDING): Delete.
14392 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
14393 * config/nios2/nios2-protos.h (nios2_function_arg_padding): Delete.
14394 (nios2_block_reg_padding): Return pad_direction instead of direction.
14395 * config/nios2/nios2.c (nios2_block_reg_padding): Return pad_direction
14396 instead of direction.
14397 (nios2_function_arg_padding): Likewise. Make static.
14398 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14399 * config/pa/pa.h (FUNCTION_ARG_PADDING): Delete.
14400 (BLOCK_REG_PADDING): Use targetm.calls.function_arg_padding.
14401 * config/pa/pa-protos.h (pa_function_arg_padding): Delete.
14402 * config/pa/pa.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14403 (pa_function_arg_padding): Make static. Return pad_direction instead
14405 * config/powerpcspe/powerpcspe.h (FUNCTION_ARG_PADDING): Delete.
14406 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
14407 * config/powerpcspe/aix.h (BLOCK_REG_PADDING): Use pad_direction
14408 instead of direction. Use targetm.calls.function_arg_padding.
14409 * config/powerpcspe/darwin.h (BLOCK_REG_PADDING): Likewise.
14410 * config/powerpcspe/freebsd64.h (BLOCK_REG_PADDING): Likewise.
14411 * config/powerpcspe/linux64.h (BLOCK_REG_PADDING): Likewise.
14412 * config/powerpcspe/powerpcspe-protos.h (function_arg_padding): Delete.
14413 * config/powerpcspe/powerpcspe.c (TARGET_FUNCTION_ARG_PADDING):
14415 (function_arg_padding): Rename to...
14416 (rs6000_function_arg_padding): ...this. Make static. Return
14417 pad_direction instead of direction.
14418 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
14419 * config/rs6000/rs6000.h (FUNCTION_ARG_PADDING): Delete.
14420 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
14421 * config/rs6000/aix.h (BLOCK_REG_PADDING): Use pad_direction
14422 instead of direction. Use targetm.calls.function_arg_padding.
14423 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Likewise.
14424 * config/rs6000/freebsd64.h (BLOCK_REG_PADDING): Likewise.
14425 * config/rs6000/linux64.h (BLOCK_REG_PADDING): Likewise.
14426 * config/rs6000/rs6000-protos.h (function_arg_padding): Delete.
14427 * config/rs6000/rs6000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14428 (function_arg_padding): Rename to...
14429 (rs6000_function_arg_padding): ...this. Make static. Return
14430 pad_direction instead of direction.
14431 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
14432 * config/s390/s390.h (FUNCTION_ARG_PADDING): Delete.
14433 * config/s390/s390.c (s390_function_arg_padding): New function.
14434 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14435 * config/sparc/sparc.h (FUNCTION_ARG_PADDING): Delete.
14436 * config/sparc/sparc-protos.h (function_arg_padding): Delete.
14437 * config/sparc/sparc.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14438 (function_arg_padding): Rename to...
14439 (sparc_function_arg_padding): ...this. Make static. Return
14440 pad_direction instead of direction.
14441 * config/spu/spu.h (FUNCTION_ARG_PADDING): Delete.
14442 * config/spu/spu.c (spu_function_arg_padding): New function.
14443 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14444 * system.h (FUNCTION_ARG_PADDING): Poison.
14446 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
14447 Alan Hayward <alan.hayward@arm.com>
14448 David Sherwood <david.sherwood@arm.com>
14450 * target.def (modes_tieable_p): New hook.
14451 * doc/tm.texi (MODES_TIEABLE_P): Replace with...
14452 (TARGET_MODES_TIEABLE_P): ...this.
14453 * doc/tm.texi.in: Regenerate.
14454 * hooks.h (hook_bool_mode_mode_true): Declare.
14455 * hooks.c (hook_bool_mode_mode_true): New function.
14456 * combine.c (subst): Use targetm.modes_tieable_p instead of
14458 * dse.c (find_shift_sequence): Likewise.
14459 * expmed.c (extract_low_bits): Likewise.
14460 * lower-subreg.c: Include target.h.
14461 (find_decomposable_subregs): Use targetm.modes_tieable_p instead of
14463 * rtlanal.c (rtx_cost): Likewise.
14464 * config/aarch64/aarch64.h (MODES_TIEABLE_P): Delete.
14465 * config/aarch64/aarch64-protos.h (aarch64_modes_tieable_p): Delete.
14466 * config/aarch64/aarch64.c (aarch64_modes_tieable_p): Make static.
14467 (TARGET_MODES_TIEABLE_P): Redefine.
14468 * config/alpha/alpha.h (MODES_TIEABLE_P): Delete.
14469 * config/alpha/alpha.c (alpha_modes_tieable_p): New function.
14470 (TARGET_MODES_TIEABLE_P): Redefine.
14471 * config/arc/arc.h (MODES_TIEABLE_P): Delete.
14472 * config/arc/arc.c (TARGET_MODES_TIEABLE_P): Redefine.
14473 (arc_modes_tieable_p): New function.
14474 * config/arm/arm.h (MODES_TIEABLE_P): Delete.
14475 * config/arm/arm-protos.h (arm_modes_tieable_p): Delete.
14476 * config/arm/arm.c (TARGET_MODES_TIEABLE_P): Redefine.
14477 (arm_modes_tieable_p): Make static.
14478 * config/avr/avr.h (MODES_TIEABLE_P): Delete.
14479 * config/bfin/bfin.h (MODES_TIEABLE_P): Delete.
14480 * config/bfin/bfin.c (bfin_modes_tieable_p): New function.
14481 (TARGET_MODES_TIEABLE_P): Redefine.
14482 * config/c6x/c6x.h (MODES_TIEABLE_P): Delete.
14483 * config/c6x/c6x.c (c6x_modes_tieable_p): New function.
14484 (TARGET_MODES_TIEABLE_P): Redefine.
14485 * config/cr16/cr16.h (MODES_TIEABLE_P): Delete.
14486 * config/cr16/cr16.c (TARGET_MODES_TIEABLE_P): Redefine.
14487 (cr16_modes_tieable_p): New function.
14488 * config/cris/cris.h (MODES_TIEABLE_P): Delete.
14489 * config/epiphany/epiphany.h (MODES_TIEABLE_P): Delete.
14490 * config/fr30/fr30.h (MODES_TIEABLE_P): Delete.
14491 (TRULY_NOOP_TRUNCATION): Update comment.
14492 * config/frv/frv.h (MODES_TIEABLE_P): Delete.
14493 (TRULY_NOOP_TRUNCATION): Update comment.
14494 * config/frv/frv.c (TARGET_MODES_TIEABLE_P): Redefine.
14495 (frv_modes_tieable_p): New function.
14496 * config/ft32/ft32.h (MODES_TIEABLE_P): Delete.
14497 * config/h8300/h8300.h (MODES_TIEABLE_P): Delete.
14498 * config/h8300/h8300.c (h8300_modes_tieable_p): New function.
14499 (TARGET_MODES_TIEABLE_P): Redefine.
14500 * config/i386/i386.h (MODES_TIEABLE_P): Delete.
14501 * config/i386/i386-protos.h (ix86_modes_tieable_p): Delete.
14502 * config/i386/i386.c (ix86_modes_tieable_p): Make static.
14503 (TARGET_MODES_TIEABLE_P): Redefine.
14504 * config/ia64/ia64.h (MODES_TIEABLE_P): Delete.
14505 * config/ia64/ia64.c (TARGET_MODES_TIEABLE_P): Redefine.
14506 (ia64_modes_tieable_p): New function.
14507 * config/iq2000/iq2000.h (MODES_TIEABLE_P): Delete.
14508 * config/iq2000/iq2000.c (TARGET_MODES_TIEABLE_P): Redefine.
14509 (iq2000_modes_tieable_p): New function.
14510 * config/lm32/lm32.h (MODES_TIEABLE_P): Delete.
14511 * config/lm32/lm32.c (TARGET_MODES_TIEABLE_P): Redefine.
14512 (lm32_modes_tieable_p): New function.
14513 * config/m32c/m32c.h (MODES_TIEABLE_P): Delete.
14514 * config/m32c/m32c-protos.h (m32c_modes_tieable_p): Delete.
14515 * config/m32c/m32c.c (m32c_modes_tieable_p): Make static.
14516 (TARGET_MODES_TIEABLE_P): Redefine.
14517 * config/m32r/m32r.h (MODES_TIEABLE_P): Delete.
14518 * config/m32r/m32r.c (TARGET_MODES_TIEABLE_P): Redefine.
14519 (m32r_modes_tieable_p): New function.
14520 * config/m68k/m68k.h (MODES_TIEABLE_P): Delete.
14521 * config/m68k/m68k.c (TARGET_MODES_TIEABLE_P): Redefine.
14522 (m68k_modes_tieable_p): New function.
14523 * config/mcore/mcore.h (MODES_TIEABLE_P): Delete.
14524 * config/mcore/mcore.c (TARGET_MODES_TIEABLE_P): Redefine.
14525 (mcore_modes_tieable_p): New function.
14526 * config/microblaze/microblaze.h (MODES_TIEABLE_P): Delete.
14527 * config/microblaze/microblaze.c (microblaze_modes_tieable_p): New
14529 (TARGET_MODES_TIEABLE_P): Redefine.
14530 * config/mips/mips.h (MODES_TIEABLE_P): Delete.
14531 * config/mips/mips-protos.h (mips_modes_tieable_p): Delete.
14532 * config/mips/mips.c (mips_modes_tieable_p): Make static.
14533 (TARGET_MODES_TIEABLE_P): Redefine.
14534 * config/mmix/mmix.h (MODES_TIEABLE_P): Delete.
14535 * config/mn10300/mn10300.h (MODES_TIEABLE_P): Delete.
14536 * config/mn10300/mn10300-protos.h (mn10300_modes_tieable): Delete.
14537 * config/mn10300/mn10300.c (mn10300_modes_tieable): Rename to...
14538 (mn10300_modes_tieable_p): ...this and make static.
14539 (TARGET_MODES_TIEABLE_P): Redefine.
14540 * config/moxie/moxie.h (MODES_TIEABLE_P): Delete.
14541 * config/msp430/msp430.h (MODES_TIEABLE_P): Delete.
14542 * config/msp430/msp430-protos.h (msp430_modes_tieable_p): Delete.
14543 * config/msp430/msp430.c (TARGET_MODES_TIEABLE_P): Redefine.
14544 (msp430_modes_tieable_p): Make static.
14545 * config/nds32/nds32.h (MODES_TIEABLE_P): Delete.
14546 * config/nds32/nds32.c (nds32_modes_tieable_p): New function.
14547 (TARGET_MODES_TIEABLE_P): Redefine.
14548 * config/nios2/nios2.h (MODES_TIEABLE_P): Delete.
14549 * config/nvptx/nvptx.h (MODES_TIEABLE_P): Delete.
14550 * config/nvptx/nvptx.c (nvptx_modes_tieable_p): New function.
14551 (TARGET_MODES_TIEABLE_P): Redefine.
14552 * config/pa/pa.h (MODES_TIEABLE_P): Delete.
14553 * config/pa/pa-protos.h (pa_modes_tieable_p): Delete.
14554 * config/pa/pa.c (pa_modes_tieable_p): Make static.
14555 (TARGET_MODES_TIEABLE_P): Redefine.
14556 * config/pdp11/pdp11.h (MODES_TIEABLE_P): Delete.
14557 * config/pdp11/pdp11.c (TARGET_MODES_TIEABLE_P): Redefine.
14558 (pdp11_modes_tieable_p): New function.
14559 * config/powerpcspe/powerpcspe.h (MODES_TIEABLE_P): Delete.
14560 * config/powerpcspe/powerpcspe.c (TARGET_MODES_TIEABLE_P): Redefine.
14561 (rs6000_modes_tieable_p): New function.
14562 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
14563 * config/powerpcspe/powerpcspe.md: Update comment.
14564 * config/riscv/riscv.h (MODES_TIEABLE_P): Delete.
14565 * config/riscv/riscv.c (riscv_modes_tieable_p): New function.
14566 (TARGET_MODES_TIEABLE_P): Redefine.
14567 * config/rl78/rl78.h (MODES_TIEABLE_P): Delete.
14568 * config/rl78/rl78.c (TARGET_MODES_TIEABLE_P): Redefine.
14569 (rl78_modes_tieable_p): New function.
14570 * config/rs6000/rs6000.h (MODES_TIEABLE_P): Delete.
14571 * config/rs6000/rs6000.c (TARGET_MODES_TIEABLE_P): Redefine.
14572 (rs6000_modes_tieable_p): New function.
14573 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
14574 * config/rs6000/rs6000.md: Update comment.
14575 * config/rx/rx.h (MODES_TIEABLE_P): Delete.
14576 * config/rx/rx.c (rx_modes_tieable_p): New function.
14577 (TARGET_MODES_TIEABLE_P): Redefine.
14578 * config/s390/s390.h (MODES_TIEABLE_P): Delete.
14579 * config/s390/s390.c (s390_modes_tieable_p): New function.
14580 (TARGET_MODES_TIEABLE_P): Redefine.
14581 * config/sh/sh.h (MODES_TIEABLE_P): Delete.
14582 * config/sh/sh.c (TARGET_MODES_TIEABLE_P): Redefine.
14583 (sh_modes_tieable_p): New function.
14584 * config/sparc/sparc.h (MODES_TIEABLE_P): Delete.
14585 * config/sparc/sparc-protos.h (sparc_modes_tieable_p): Delete.
14586 * config/sparc/sparc.c (TARGET_MODES_TIEABLE_P): Redefine.
14587 (sparc_modes_tieable_p): Make static.
14588 * config/spu/spu.h (MODES_TIEABLE_P): Delete.
14589 * config/spu/spu.c (spu_modes_tieable_p): New function.
14590 (TARGET_MODES_TIEABLE_P): Redefine.
14591 * config/stormy16/stormy16.h (MODES_TIEABLE_P): Delete.
14592 * config/stormy16/stormy16.c (xstormy16_modes_tieable_p): New function.
14593 (TARGET_MODES_TIEABLE_P): Redefine.
14594 * config/tilegx/tilegx.h (MODES_TIEABLE_P): Delete.
14595 * config/tilepro/tilepro.h (MODES_TIEABLE_P): Delete.
14596 * config/v850/v850.h (MODES_TIEABLE_P): Delete.
14597 * config/v850/v850.c (v850_modes_tieable_p): New function.
14598 (TARGET_MODES_TIEABLE_P): Redefine.
14599 * config/vax/vax.h (MODES_TIEABLE_P): Delete.
14600 * config/visium/visium.h (MODES_TIEABLE_P): Delete.
14601 * config/visium/visium.c (TARGET_MODES_TIEABLE_P): Redefine.
14602 (visium_modes_tieable_p): New function.
14603 * config/xtensa/xtensa.h (MODES_TIEABLE_P): Delete.
14604 * config/xtensa/xtensa.c (TARGET_MODES_TIEABLE_P): Redefine.
14605 (xtensa_modes_tieable_p): New function.
14606 * system.h (MODES_TIEABLE_P): Poison.
14608 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
14609 Alan Hayward <alan.hayward@arm.com>
14610 David Sherwood <david.sherwood@arm.com>
14612 * target.def (hard_regno_mode_ok): New hook.
14613 * doc/tm.texi (HARD_REGNO_MODE_OK): Replace with...
14614 (TARGET_HARD_REGNO_MODE_OK): ...this.
14615 * doc/tm.texi.in: Regenerate.
14616 * hooks.h (hook_bool_uint_mode_true): Declare.
14617 * hooks.c (hook_bool_uint_mode_true): New function.
14618 * doc/md.texi: Refer to targetm.hard_regno_mode_ok instead of
14619 HARD_REGNO_MODE_OK.
14620 * genpreds.c (write_insn_preds_c): Add an include of target.h.
14621 * alias.c (init_alias_target): Use targetm.hard_regno_mode_ok
14622 instead of HARD_REGNO_MODE_OK.
14623 * caller-save.c: Include target.h.
14624 (reg_save_code): Use targetm.hard_regno_mode_ok instead of
14625 HARD_REGNO_MODE_OK.
14626 * combine.c (can_combine_p): Likewise.
14627 (combinable_i3pat): Likewise.
14628 (can_change_dest_mode): Likewise.
14629 * expr.c (init_expr_target): Likewise.
14630 (convert_move): Likewise.
14631 (convert_modes): Likewise.
14632 * ira.c (setup_prohibited_class_mode_regs): Likewise.
14633 (setup_prohibited_mode_move_regs): Likewise.
14634 * ira.h (target_ira): Likewise.
14635 * lra-assigns.c (find_hard_regno_for_1): Likewise.
14636 * lra-constraints.c (process_alt_operands): Likewise.
14637 (split_reg): Likewise.
14638 * recog.c (peep2_find_free_register): Likewise.
14639 * ree.c (combine_reaching_defs): Likewise.
14640 * regcprop.c (maybe_mode_change): Likewise.
14641 * reginfo.c (init_reg_sets_1): Likewise.
14642 (choose_hard_reg_mode): Likewise.
14643 (simplifiable_subregs): Likewise.
14644 * regrename.c (check_new_reg_p): Likewise.
14645 * reload.c (find_valid_class): Likewise.
14646 (find_valid_class_1): Likewise.
14647 (reload_inner_reg_of_subreg): Likewise.
14648 (push_reload): Likewise.
14649 (combine_reloads): Likewise.
14650 (find_dummy_reload): Likewise.
14651 (find_reloads): Likewise.
14652 * reload1.c (find_reg): Likewise.
14653 (set_reload_reg): Likewise.
14654 (allocate_reload_reg): Likewise.
14655 (choose_reload_regs): Likewise.
14656 (reload_adjust_reg_for_temp): Likewise.
14657 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
14658 (simplify_subreg_regno): Likewise.
14659 * sel-sched.c (init_regs_for_mode): Likewise.
14660 * varasm.c (make_decl_rtl): Likewise.
14661 * config/aarch64/aarch64.h (HARD_REGNO_MODE_OK): Delete.
14662 (MODES_TIEABLE_P): Use targetm.hard_regno_mode_ok instead of
14663 HARD_REGNO_MODE_OK.
14664 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_mode_ok): Delete.
14665 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Make static.
14666 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14667 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Delete.
14668 * config/alpha/alpha.c (alpha_hard_regno_mode_ok): New function.
14669 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14670 * config/arc/arc.h (arc_hard_regno_mode_ok): Delete.
14671 (arc_mode_class): Delete.
14672 (HARD_REGNO_MODE_OK): Delete.
14673 * config/arc/arc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14674 (arc_hard_regno_mode_ok): Rename old array to...
14675 (arc_hard_regno_mode_ok_modes): ...this.
14676 (arc_conditional_register_usage): Update accordingly.
14677 (arc_mode_class): Make static.
14678 (arc_hard_regno_mode_ok): New function.
14679 * config/arm/arm.h (HARD_REGNO_MODE_OK): Delete.
14680 * config/arm/arm-protos.h (arm_hard_regno_mode_ok): Delete.
14681 * config/arm/arm.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14682 (arm_hard_regno_mode_ok): Make static.
14683 * config/arm/arm.md (movdi): Use targetm.hard_regno_mode_ok instead of
14684 HARD_REGNO_MODE_OK.
14685 * config/avr/avr-protos.h (avr_hard_regno_mode_ok): Delete.
14686 * config/avr/avr.h (HARD_REGNO_MODE_OK): Delete.
14687 * config/avr/avr.c (avr_hard_regno_mode_ok): Make static and
14689 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14690 * config/bfin/bfin-protos.h (hard_regno_mode_ok): Delete.
14691 * config/bfin/bfin.h (HARD_REGNO_MODE_OK): Delete.
14692 * config/bfin/bfin.c (hard_regno_mode_ok): Rename to...
14693 (bfin_hard_regno_mode_ok): ...this. Make static and return a bool.
14694 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14695 * config/bfin/predicates.md (valid_reg_operand): Use
14696 targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK.
14697 * config/c6x/c6x.h (HARD_REGNO_MODE_OK): Delete.
14698 * config/c6x/c6x.c (c6x_hard_regno_mode_ok): New function.
14699 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14700 * config/cr16/cr16.h (HARD_REGNO_MODE_OK): Delete.
14701 * config/cr16/cr16-protos.h (cr16_hard_regno_mode_ok): Delete.
14702 * config/cr16/cr16.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14703 (cr16_hard_regno_mode_ok): Make static and return a bool.
14704 * config/cris/cris.h (HARD_REGNO_MODE_OK): Delete.
14705 * config/cris/cris.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14706 (cris_hard_regno_mode_ok): New function.
14707 * config/epiphany/epiphany.h (epiphany_hard_regno_mode_ok): Delete.
14708 (epiphany_mode_class): Delete.
14709 (HARD_REGNO_MODE_OK): Delete.
14710 * config/epiphany/epiphany-protos.h (hard_regno_mode_ok): Delete.
14711 * config/epiphany/epiphany.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14712 (hard_regno_mode_ok): Rename to...
14713 (epiphany_hard_regno_mode_ok): ...this. Make static and return a bool.
14714 * config/fr30/fr30.h (HARD_REGNO_MODE_OK): Delete.
14715 * config/fr30/fr30.md: Refer to targetm.hard_regno_mode_ok instead of
14716 HARD_REGNO_MODE_OK.
14717 * config/frv/frv.h (HARD_REGNO_MODE_OK): Delete.
14718 * config/frv/frv-protos.h (frv_hard_regno_mode_ok): Delete.
14719 * config/frv/frv.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14720 (frv_hard_regno_mode_ok): Make static and return a bool.
14721 * config/frv/frv.md: Refer to targetm.hard_regno_mode_ok instead of
14722 HARD_REGNO_MODE_OK.
14723 * config/ft32/ft32.h (HARD_REGNO_MODE_OK): Delete.
14724 * config/h8300/h8300.h (HARD_REGNO_MODE_OK): Delete.
14725 * config/h8300/h8300-protos.h (h8300_hard_regno_mode_ok): Delete.
14726 * config/h8300/h8300.c (h8300_hard_regno_mode_ok): Make static
14728 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14729 * config/i386/i386.h (HARD_REGNO_MODE_OK): Delete.
14730 * config/i386/i386-protos.h (ix86_hard_regno_mode_ok): Delete.
14731 * config/i386/i386.c (ix86_hard_regno_mode_ok): Make static and
14733 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14734 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Delete.
14735 * config/ia64/ia64.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14736 (ia64_hard_regno_mode_ok): New function.
14737 * config/iq2000/iq2000.h (HARD_REGNO_MODE_OK): Delete.
14738 * config/iq2000/iq2000.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14739 (iq2000_hard_regno_mode_ok): New function.
14740 * config/lm32/lm32.h (HARD_REGNO_MODE_OK): Delete.
14741 * config/lm32/lm32.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14742 (lm32_hard_regno_mode_ok): New function.
14743 * config/m32c/m32c.h (HARD_REGNO_MODE_OK): Delete.
14744 * config/m32c/m32c-protos.h (m32c_hard_regno_ok): Delete.
14745 * config/m32c/m32c.c (class_can_hold_mode): Use m32c_hard_regno_mode_ok
14746 instead of HARD_REGNO_MODE_OK.
14747 (m32c_hard_regno_ok): Rename to...
14748 (m32c_hard_regno_mode_ok): ...this. Make static and return a bool.
14749 (m32c_cannot_change_mode_class): Update accordingly.
14750 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14751 * config/m32r/m32r.h (m32r_hard_regno_mode_ok): Delete.
14752 (m32r_mode_class): Delete.
14753 (HARD_REGNO_MODE_OK): Delete.
14754 * config/m32r/m32r.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14755 (m32r_hard_regno_mode_ok): Rename to...
14756 (m32r_hard_regno_modes): ...this.
14757 (m32r_mode_class): Make static.
14758 (m32r_hard_regno_mode_ok): New function.
14759 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Delete.
14760 * config/m68k/m68k-protos.h (m68k_regno_mode_ok): Delete.
14761 * config/m68k/m68k.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14762 (m68k_hard_regno_mode_ok): Make static.
14763 * config/mcore/mcore.h (HARD_REGNO_MODE_OK): Delete.
14764 * config/mcore/mcore.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14765 (mcore_hard_regno_mode_ok): New function.
14766 * config/microblaze/microblaze.h (microblaze_hard_regno_mode_ok)
14767 (HARD_REGNO_MODE_OK): Delete.
14768 * config/microblaze/microblaze.c (microblaze_hard_regno_mode_ok):
14770 (microblaze_hard_regno_mode_ok_p): ...this and make static.
14771 (microblaze_hard_regno_mode_ok): New function.
14772 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14773 * config/mips/mips.h (HARD_REGNO_MODE_OK): Delete.
14774 (mips_hard_regno_mode_ok): Delete.
14775 * config/mips/mips.c (mips_hard_regno_mode_ok): Rename to...
14776 (mips_hard_regno_mode_ok_p): ...this and make static.
14777 (mips_hard_regno_mode_ok_p): Rename to...
14778 (mips_hard_regno_mode_ok_uncached): ...this.
14779 (mips_hard_regno_mode_ok): New function.
14780 (mips_class_max_nregs): Use mips_hard_regno_mode_ok instead
14781 of HARD_REGNO_MODE_OK.
14782 (mips_option_override): Update after above name changes.
14783 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14784 * config/mmix/mmix.h (HARD_REGNO_MODE_OK): Delete.
14785 * config/mn10300/mn10300.h (HARD_REGNO_MODE_OK): Delete.
14786 * config/mn10300/mn10300-protos.h (mn10300_hard_regno_mode_ok): Delete.
14787 * config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Make static.
14788 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14789 * config/moxie/moxie.h (HARD_REGNO_MODE_OK): Delete.
14790 * config/msp430/msp430.h (HARD_REGNO_MODE_OK): Delete.
14791 * config/msp430/msp430-protos.h (msp430_hard_regno_mode_ok): Delete.
14792 * config/msp430/msp430.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14793 (msp430_hard_regno_mode_ok): Make static and return a bool.
14794 * config/nds32/nds32.h (HARD_REGNO_MODE_OK): Delete.
14795 * config/nds32/nds32-protos.h (nds32_hard_regno_mode_ok): Delete.
14796 * config/nds32/nds32.c (nds32_hard_regno_mode_ok): Make static
14798 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14799 * config/nios2/nios2.h (HARD_REGNO_MODE_OK): Delete.
14800 * config/nvptx/nvptx.h (HARD_REGNO_MODE_OK): Delete.
14801 * config/pa/pa.h (MODES_TIEABLE_P): Update commentary.
14802 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): Rename to...
14803 (PA_HARD_REGNO_MODE_OK): ...this
14804 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Rename to...
14805 (PA_HARD_REGNO_MODE_OK): ...this.
14806 * config/pa/pa.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14807 (pa_hard_regno_mode_ok): New function.
14808 * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Delete.
14809 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14810 (pdp11_hard_regno_mode_ok): New function.
14811 * config/powerpcspe/powerpcspe.h (HARD_REGNO_MODE_OK): Delete.
14812 * config/powerpcspe/powerpcspe-protos.h (rs6000_hard_regno_mode_ok_p):
14814 * config/powerpcspe/powerpcspe.c (rs6000_hard_regno_mode_ok_p):
14816 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14817 (rs6000_hard_regno_mode_ok): Rename to...
14818 (rs6000_hard_regno_mode_ok_uncached): ...this.
14819 (rs6000_init_hard_regno_mode_ok): Update accordingly.
14820 (rs6000_hard_regno_mode_ok): New function.
14821 * config/riscv/riscv.h (HARD_REGNO_MODE_OK): Delete.
14822 * config/riscv/riscv-protos.h (riscv_hard_regno_mode_ok_p): Delete.
14823 * config/riscv/riscv.c (riscv_hard_regno_mode_ok_p): Rename to...
14824 (riscv_hard_regno_mode_ok): ...this and make static.
14825 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14826 * config/rl78/rl78.h (HARD_REGNO_MODE_OK): Delete.
14827 * config/rl78/rl78-protos.h (rl78_hard_regno_mode_ok): Delete.
14828 * config/rl78/rl78.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14829 (rl78_hard_regno_mode_ok): Make static and return bool.
14830 * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Delete.
14831 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
14833 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): Make static.
14834 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14835 (rs6000_hard_regno_mode_ok): Rename to...
14836 (rs6000_hard_regno_mode_ok_uncached): ...this.
14837 (rs6000_init_hard_regno_mode_ok): Update accordingly.
14838 (rs6000_hard_regno_mode_ok): New function.
14839 * config/rx/rx.h (HARD_REGNO_MODE_OK): Delete.
14840 * config/rx/rx.c (rx_hard_regno_mode_ok): New function.
14841 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14842 * config/s390/s390.h (HARD_REGNO_MODE_OK): Delete.
14843 * config/s390/s390-protos.h (s390_hard_regno_mode_ok): Delete.
14844 * config/s390/s390.c (s390_hard_regno_mode_ok): Make static.
14845 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14846 * config/sh/sh.h (HARD_REGNO_MODE_OK): Delete.
14847 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Delete.
14848 * config/sh/sh.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14849 (sh_hard_regno_mode_ok): Make static.
14850 * config/sparc/constraints.md: Refer to targetm.hard_regno_mode_ok
14851 instead of HARD_REGNO_MODE_OK.
14852 * config/sparc/sparc.h (hard_regno_mode_classes): Delete.
14853 (sparc_mode_class): Delete.
14854 (HARD_REGNO_MODE_OK): Delete.
14855 * config/sparc/sparc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14856 (hard_regno_mode_classes): Make static.
14857 (sparc_mode_class): Likewise.
14858 (sparc_hard_regno_mode_ok): New function.
14859 * config/spu/spu.h (HARD_REGNO_MODE_OK): Delete.
14860 * config/stormy16/stormy16.h (HARD_REGNO_MODE_OK): Delete.
14861 * config/stormy16/stormy16.c (xstormy16_hard_regno_mode_ok): New
14863 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14864 * config/tilegx/tilegx.h (HARD_REGNO_MODE_OK): Delete.
14865 * config/tilepro/tilepro.h (HARD_REGNO_MODE_OK): Delete.
14866 * config/v850/v850.h (HARD_REGNO_MODE_OK): Delete.
14867 * config/v850/v850.c (v850_hard_regno_mode_ok): New function.
14868 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14869 * config/vax/vax.h (HARD_REGNO_MODE_OK): Delete.
14870 * config/visium/visium.h (HARD_REGNO_MODE_OK): Delete.
14871 * config/visium/visium.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14872 (visium_hard_regno_mode_ok): New function.
14873 * config/visium/visium.md: Refer to targetm.hard_regno_mode_ok
14874 instead of HARD_REGNO_MODE_OK.
14875 * config/xtensa/xtensa.h (xtensa_hard_regno_mode_ok): Delete.
14876 (HARD_REGNO_MODE_OK): Delete.
14877 * config/xtensa/xtensa.c (xtensa_hard_regno_mode_ok): Rename to...
14878 (xtensa_hard_regno_mode_ok_p): ...this and make static.
14879 (xtensa_option_override): Update accordingly.
14880 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14881 (xtensa_hard_regno_mode_ok): New function.
14882 * system.h (HARD_REGNO_MODE_OK): Poison.
14884 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
14885 Alan Hayward <alan.hayward@arm.com>
14886 David Sherwood <david.sherwood@arm.com>
14888 * target.def (hard_regno_call_part_clobbered): New hook.
14889 * doc/tm.texi.in (HARD_REGNO_CALL_PART_CLOBBERED): Replace with...
14890 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): ...this hook.
14891 * doc/tm.texi: Regenerate.
14892 * hooks.h (hook_bool_uint_mode_false): Declare.
14893 * hooks.c (hook_bool_uint_mode_false): New function.
14894 * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
14895 * cselib.c (cselib_process_insn): Use
14896 targetm.hard_regno_call_part_clobbered instead of
14897 HARD_REGNO_CALL_PART_CLOBBERED.
14898 * ira-conflicts.c (ira_build_conflicts): Likewise.
14899 * ira-costs.c (ira_tune_allocno_costs): Likewise.
14900 * lra-constraints.c (need_for_call_save_p): Likewise.
14901 * lra-lives.c: Include target.h.
14902 (check_pseudos_live_through_calls): Use
14903 targetm.hard_regno_call_part_clobbered instead of
14904 HARD_REGNO_CALL_PART_CLOBBERED.
14905 * regcprop.c: Include target.h.
14906 (copyprop_hardreg_forward_1): Use
14907 targetm.hard_regno_call_part_clobbered instead of
14908 HARD_REGNO_CALL_PART_CLOBBERED.
14909 * reginfo.c (choose_hard_reg_mode): Likewise.
14910 * regrename.c (check_new_reg_p): Likewise.
14911 * reload.c (find_equiv_reg): Likewise.
14912 * reload1.c (emit_reload_insns): Likewise.
14913 * sched-deps.c (deps_analyze_insn): Likewise.
14914 * sel-sched.c (init_regs_for_mode): Likewise.
14915 (mark_unavailable_hard_regs): Likewise.
14916 * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
14917 * config/aarch64/aarch64.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
14918 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
14920 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
14921 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
14922 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered):
14924 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Make static
14926 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
14927 * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
14928 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): New
14930 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
14931 * config/mips/mips.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
14932 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): New
14934 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
14935 * config/powerpcspe/powerpcspe.h (HARD_REGNO_CALL_PART_CLOBBERED):
14937 * config/powerpcspe/powerpcspe.c
14938 (rs6000_hard_regno_call_part_clobbered): New function.
14939 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
14940 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
14941 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
14943 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
14944 * config/s390/s390.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
14945 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): New
14947 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
14948 * config/sh/sh.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
14949 * system.h (HARD_REGNO_CALL_PART_CLOBBERED): Poison.
14951 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
14952 Alan Hayward <alan.hayward@arm.com>
14953 David Sherwood <david.sherwood@arm.com>
14955 * rtl.h (subreg_memory_offset): Declare.
14956 * emit-rtl.c (subreg_memory_offset): New function.
14957 * expmed.c (store_bit_field_1): Use it.
14958 * expr.c (undefined_operand_subword_p): Likewise.
14959 * simplify-rtx.c (simplify_subreg): Likewise.
14961 2017-09-04 Alexander Monakov <amonakov@ispras.ru>
14963 PR rtl-optimization/57448
14966 * optabs.c (expand_atomic_load): Place compiler memory barriers if
14967 using atomic_load pattern.
14968 (expand_atomic_store): Likewise.
14970 2017-09-04 Jakub Jelinek <jakub@redhat.com>
14973 * gimple-fold.c (gimple_fold_call): Optimize away useless UBSAN_PTR
14974 and UBSAN_BOUNDS internal calls. Clean up IFN_UBSAN_OBJECT_SIZE
14975 handling. Use replace_call_with_value with NULL instead of
14976 gsi_replace, unlink_stmt_vdef and release_defs.
14978 * gdbhooks.py (OptMachineModePrinter.to_string): Use 8 spaces
14981 * lra-remat.c (reg_overlap_for_remat_p): Fix a pasto.
14983 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
14986 * rtl.h (emit_library_call_value_1): Declare.
14987 (emit_library_call): Replace declaration with a series of overloads.
14988 Remove the parameter count argument.
14989 (emit_library_call_value): Likewise.
14990 * calls.c (emit_library_call_value_1): Make global. Replace varargs
14991 with an "rtx_mode_t *".
14992 (emit_library_call_value): Delete.
14993 (emit_library_call): Likewise.
14994 * asan.c (asan_emit_stack_protection): Update calls accordingly.
14995 (asan_emit_allocas_unpoison): Likewise.
14996 * builtins.c (expand_builtin_powi): Likewise.
14997 (expand_asan_emit_allocas_unpoison): Likewise.
14998 * cfgexpand.c (expand_main_function): Likewise.
14999 * config/aarch64/aarch64.c (aarch64_trampoline_init): Likewise.
15000 * config/aarch64/aarch64.h (PROFILE_HOOK): Likewise.
15001 * config/alpha/alpha.c (alpha_trampoline_init): Likewise.
15002 * config/arm/arm.c (arm_trampoline_init): Likewise.
15003 (arm_call_tls_get_addr): Likewise.
15004 (arm_expand_divmod_libfunc): Likewise.
15005 * config/bfin/bfin.md (umulsi3_highpart): Likewise.
15006 (smulsi3_highpart): Likewise.
15007 * config/c6x/c6x.c (c6x_initialize_trampoline): Likewise.
15008 (c6x_expand_compare): Likewise.
15009 (c6x_expand_movmem): Likewise.
15010 * config/frv/frv.c (frv_trampoline_init): Likewise.
15011 * config/i386/i386.c (ix86_trampoline_init): Likewise.
15012 (ix86_expand_divmod_libfunc): Likewise.
15013 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
15014 (ia64_expand_compare): Likewise.
15015 (ia64_profile_hook): Likewise.
15016 * config/ia64/ia64.md (save_stack_nonlocal): Likewise.
15017 (nonlocal_goto): Likewise.
15018 (restore_stack_nonlocal): Likewise.
15019 * config/m32r/m32r.c (block_move_call): Likewise.
15020 (m32r_trampoline_init): Likewise.
15021 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
15022 * config/m68k/m68k.c (m68k_call_tls_get_addr): Likewise.
15023 (m68k_call_m68k_read_tp): Likewise.
15024 * config/microblaze/microblaze.c (microblaze_call_tls_get_addr)
15025 (microblaze_expand_divide): Likewise.
15026 * config/mips/mips.h (mips_args): Likewise.
15027 * config/mips/sdemtk.h (mips_sync_icache): Likewise.
15028 (MIPS_ICACHE_SYNC): Likewise.
15029 * config/nios2/nios2.c (nios2_emit_expensive_div): Likewise.
15030 (nios2_trampoline_init): Likewise.
15031 * config/pa/pa.c (hppa_tls_call): Likewise.
15032 (pa_trampoline_init): Likewise.
15033 * config/pa/pa.md (canonicalize_funcptr_for_compare): Likewise.
15034 * config/powerpcspe/powerpcspe.c (rs6000_legitimize_tls_address)
15035 (expand_strn_compare): Likewise.
15036 (rs6000_generate_compare): Likewise.
15037 (rs6000_expand_float128_convert): Likewise.
15038 (output_profile_hook): Likewise.
15039 (rs6000_trampoline_init): Likewise.
15040 * config/powerpcspe/powerpcspe.md (neg<mode>2): Likewise.
15041 * config/riscv/riscv.h (PROFILE_HOOK): Likewise.
15042 * config/rs6000/rs6000-string.c (expand_strn_compare): Likewise.
15043 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
15044 (rs6000_generate_compare): Likewise.
15045 (rs6000_expand_float128_convert): Likewise.
15046 (output_profile_hook): Likewise.
15047 (rs6000_trampoline_init): Likewise.
15048 * config/rs6000/rs6000.md (neg<mode>2): Likewise.
15049 * config/sh/sh.c (sh_trampoline_init): Likewise.
15050 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Likewise.
15051 (sparc_emit_float_lib_cmp): Likewise.
15052 (sparc32_initialize_trampoline): Likewise.
15053 (sparc64_initialize_trampoline): Likewise.
15054 (sparc_profile_hook): Likewise.
15055 * config/spu/spu.c (ea_load_store): Likewise.
15056 * config/spu/spu.md (floatunssidf2): Likewise.
15057 * config/tilegx/tilegx.c (tilegx_trampoline_init): Likewise.
15058 * config/tilepro/tilepro.c (tilepro_trampoline_init): Likewise.
15059 * config/visium/visium.c (expand_block_move_4): Likewise.
15060 (expand_block_move_2): Likewise.
15061 (expand_block_move_1): Likewise.
15062 (expand_block_set_4): Likewise.
15063 (expand_block_set_2): Likewise.
15064 (expand_block_set_1): Likewise.
15065 (visium_trampoline_init): Likewise.
15066 (visium_profile_hook): Likewise.
15067 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Likewise.
15068 (xtensa_setup_frame_addresses): Likewise.
15069 (xtensa_trampoline_init): Likewise.
15070 * except.c (sjlj_emit_function_enter): Likewise.
15071 (sjlj_emit_function_exit): Likewise.
15072 * explow.c (allocate_dynamic_stack_space): Likewise.
15073 (probe_stack_range): Likewise.
15074 * expr.c (convert_mode_scalar): Likewise.
15075 * optabs.c (expand_binop): Likewise.
15076 (expand_twoval_binop_libfunc): Likewise.
15077 (expand_unop): Likewise.
15078 (prepare_cmp_insn): Likewise.
15079 (prepare_float_lib_cmp): Likewise.
15080 (expand_float): Likewise.
15081 (expand_fix): Likewise.
15082 (expand_fixed_convert): Likewise.
15083 (maybe_emit_sync_lock_test_and_set): Likewise.
15084 (expand_atomic_compare_and_swap): Likewise.
15085 (expand_mem_thread_fence): Likewise.
15086 (expand_atomic_fetch_op): Likewise.
15088 2017-09-03 Gerald Pfeifer <gerald@pfeifer.com>
15090 * doc/generic.texi (OpenACC): Adjust URL.
15091 * doc/invoke.texi (C Dialect Options): Ditto.
15093 2017-09-03 Uros Bizjak <ubizjak@gmail.com>
15095 * config/i386/i386.md (*bt<mode>): Use nonimmediate_operand
15096 predicate for operand 1. Add (m,<S>) constraint.
15097 (*jcc_bt<mode>): Use nonimmediate_operand predicate for operand 1.
15098 Prevent memory operand 1 with register operand 2.
15100 2017-09-01 Segher Boessenkool <segher@kernel.crashing.org>
15102 PR rtl-optimization/82024
15103 * combine.c (try_combine): If the combination result is a PARALLEL,
15104 and we only need to retain the SET in there that would be placed
15105 at I2, check that we can place that at I3 instead, before doing so.
15107 2017-09-01 Jakub Jelinek <jakub@redhat.com>
15110 * config/i386/i386.c (ix86_init_large_pic_reg): Return label
15112 (ix86_init_pic_reg): Remember label from ix86_init_large_pic_reg,
15113 if non-NULL and preceded by NOTE_INSN_BASIC_BLOCK, swap the note
15116 2017-09-01 Joerg Sonnenberger <joerg@bec.de>
15117 Jeff Law <law@redhat.com>
15119 * varasm.c (bss_initializer_p): Do not put constants into .bss
15120 (categorize_decl_for_section): Handle bss_initializer_p returning
15121 false when DECL_INITIAL is NULL.
15123 2017-09-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15126 * config/s390/s390.c (s390_can_inline_p): New function.
15128 2017-09-01 Jeff Law <law@redhat.com>
15130 PR tree-optimization/82052
15131 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
15132 Always initialize the returned slot after a hash table miss
15133 when INSERT is true.
15135 2017-09-01 Alexander Monakov <amonakov@ispras.ru>
15137 * config/s390/s390.md (mem_signal_fence): Remove.
15138 * doc/md.texi (mem_signal_fence): Remove.
15139 * optabs.c (expand_mem_signal_fence): Remove uses of mem_signal_fence.
15141 * target-insns.def (mem_signal_fence): Remove.
15143 2017-09-01 Jakub Jelinek <jakub@redhat.com>
15146 * doc/invoke.texi: Document -fsanitize=pointer-overflow.
15149 * asan.c (create_odr_indicator): Strip name encoding from assembler
15150 name before appending it after __odr_asan_.
15152 2017-09-01 Martin Liska <mliska@suse.cz>
15154 PR tree-optimization/82059
15155 * gimple-ssa-isolate-paths.c (isolate_path): Add profile and
15156 frequency only when an edge is redirected.
15158 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
15160 * config/arc/arc-c.c (__ARC_LPC_WIDTH__): Add builtin define.
15161 * config/arc/arc.c (ARC_MAX_LOOP_LENGTH): Define.
15162 (arc_conditional_register_usage): Remove ARC600 lp_count
15164 (arc_file_start): Emit Tag_ARC_CPU_variation.
15165 (arc_can_use_doloop_p): New conditions to use ZOLs.
15166 (hwloop_fail): New function.
15167 (hwloop_optimize): Likewise.
15168 (hwloop_pattern_reg): Likewise.
15169 (arc_doloop_hooks): New struct, to be used with reorg_loops.
15170 (arc_reorg_loops): New function, calls reorg_loops.
15171 (arc_reorg): Call arc_reorg_loops. Remove old ZOL handling.
15172 (arc600_corereg_hazard): Remove ZOL checking, case handled by
15174 (arc_loop_hazard): Remove function, functionality moved into
15176 (arc_hazard): Remove arc_loop_hazard call.
15177 (arc_adjust_insn_length): Remove ZOL handling, functionality moved
15178 into hwloop_optimize.
15179 (arc_label_align): Remove ZOL handling.
15180 * config/arc/arc.h (LOOP_ALIGN): Changed to 0.
15181 * config/arc/arc.md (doloop_begin): Remove pattern.
15182 (doloop_begin_i): Likewise.
15183 (doloop_end_i): Likewise.
15184 (doloop_fallback): Likewise.
15185 (doloop_fallback_m): Likewise.
15186 (doloop_end): Reimplement expand.
15187 (arc_lp): New pattern for LP instruction.
15188 (loop_end): New pattern.
15189 (loop_fail): Likewise.
15190 (decrement_and_branch_until_zero): Likewise.
15191 * config/arc/arc.opt (mlpc-width): New option.
15192 * doc/invoke.texi (mlpc-width): Document option.
15194 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
15196 * config/arc/arc.c (arc_ifcvt): Remove use of merge_blocks call.
15197 (arc_ccfsm_advance): Fix checking for delay slots.
15198 (arc_reorg): Add rtl dump after each call to arc_ifcvt.
15200 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
15202 * config/arc/arc.md (movqi_insn): Add stores to save constant long
15204 (movhi_insn): Update store instruction constraint which are saving
15205 6-bit short immediates.
15206 (movsi_insn): Consider also short scaled load operations.
15207 (zero_extendhisi2_i): Use Usd constraint instead of T.
15208 (extendhisi2_i): Add q constraint.
15209 (arc_clzsi2): Add type and length attributes.
15210 (arc_ctzsi2): Likewise.
15211 * config/arc/constraints.md (Usc): Update constraint, the
15212 assembler can parse two relocations for a single instruction.
15214 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
15216 * config/arc/arc.c (arc_use_anchors_for_symbol_p): New function.
15217 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
15219 2017-08-31 Olivier Hainque <hainque@adacore.com>
15221 * config.gcc (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now
15222 match as powerpc-wrs-vxworks*.
15224 2017-08-31 James Greenhalgh <james.greenhalgh@arm.com>
15226 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): Fix
15227 register constraint for by-element operand.
15228 (aarch64_mls_elt_merge<mode>): Likewise.
15230 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
15232 * config/arc/arc.c (arc_can_follow_jump): Check for short
15235 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
15237 * config.gcc: Use g.opt for arc.
15238 * config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted,
15239 functionality moved to ...
15240 (legitimate_scaled_address_p): New function, ...here.
15241 (LEGITIMATE_SMALL_DATA_OFFSET_P): New define.
15242 (LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define.
15243 (legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET
15245 (arc_override_options): Handle G option.
15246 (arc_output_pic_addr_const): Correct function definition.
15247 (arc_legitimate_address_p): Use legitimate_scaled_address_p.
15248 (arc_decl_anon_ns_mem_p): Delete.
15249 (arc_in_small_data_p): Overhaul this function to take into
15250 consideration the value given via G option.
15251 (arc_rewrite_small_data_1): Renamed and corrected old
15252 arc_rewrite_small_data function.
15253 (arc_rewrite_small_data): New function.
15254 (small_data_pattern): Don't use pic_offset_table_rtx.
15255 * config/arc/arc.h (CC1_SPEC): Recognize G option.
15256 * config/arc/simdext.md (movmisalignv2hi): Use
15257 prepare_move_operands function.
15259 (movmisalign*): Likewise.
15260 * doc/invoke.texi (ARC options): Document -G option.
15262 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
15264 * config/arc/arc-protos.h (compact_sda_memory_operand): Update
15266 * config/arc/arc.c (arc_print_operand): Output scalled address for
15267 sdata whenever is possible.
15268 (arc_in_small_data_p): Allow sdata for 64bit datum when double
15269 load/stores are available.
15270 (compact_sda_memory_operand): Check for the alignment required by
15271 code density instructions.
15272 * config/arc/arc.md (movsi_insn): Use newly introduced Us0
15274 * config/arc/constraints.md (Usd): Update constraint.
15275 (Us0): New constraint.
15276 (Usc): Update constraint.
15278 2017-08-31 Richard Biener <rguenther@suse.de>
15280 PR middle-end/82054
15281 * dwarf2out.c (dwarf2out_early_global_decl): Process each
15282 function only once.
15284 2017-08-31 Tamar Christina <tamar.christina@arm.com>
15286 * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
15287 Resize type_signature.
15289 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
15290 Alan Hayward <alan.hayward@arm.com>
15291 David Sherwood <david.sherwood@arm.com>
15293 * config/aarch64/aarch64.c (aarch64_base_register_rtx_p): Only allow
15294 subregs whose inner modes can be stored in GPRs.
15295 (aarch64_classify_index): Likewise.
15297 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
15298 Alan Hayward <alan.hayward@arm.com>
15299 David Sherwood <david.sherwood@arm.com>
15301 * config/aarch64/iterators.md (V_cmp_result): Rename to...
15302 (V_INT_EQUIV): ...this.
15303 (v_cmp_result): Rename to...
15304 (v_int_equiv): ...this.
15305 * config/aarch64/aarch64.md (xorsign<mode>3): Update accordingly.
15306 * config/aarch64/aarch64-simd.md (xorsign<mode>3): Likewise.
15307 (copysign<mode>3): Likewise.
15308 (aarch64_simd_bsl<mode>_internal): Likewise.
15309 (aarch64_simd_bsl<mode>): Likewise.
15310 (vec_cmp<mode><mode>): Likewise.
15311 (vcond<mode><mode>): Likewise.
15312 (vcond<v_cmp_mixed><mode>): Likewise.
15313 (vcondu<mode><v_cmp_mixed>): Likewise.
15314 (aarch64_cm<optab><mode>): Likewise.
15315 (aarch64_cmtst<mode>): Likewise.
15316 (aarch64_fac<optab><mode>): Likewise.
15317 (vec_perm_const<mode>): Likewise.
15318 (vcond_mask_<mode><v_cmp_result>): Rename to...
15319 (vcond_mask_<mode><v_int_equiv>): ...this.
15320 (vec_cmp<mode><v_cmp_result>): Rename to...
15321 (vec_cmp<mode><v_int_equiv>): ...this.
15323 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
15324 Alan Hayward <alan.hayward@arm.com>
15325 David Sherwood <david.sherwood@arm.com>
15327 * config/aarch64/aarch64-modes.def: Remove 32-, 48- and 64-byte
15329 * config/aarch64/iterators.md (VRL2, VRL3, VRL4): Delete.
15330 * config/aarch64/aarch64.md (UNSPEC_LD2_DREG, UNSPEC_LD3_DREG)
15331 (UNSPEC_LD4_DREG): New unspecs.
15332 * config/aarch64/aarch64-simd.md (aarch64_ld2<mode>_dreg_le)
15333 (aarch64_ld2<mode>_dreg_be): Replace with...
15334 (aarch64_ld2<mode>_dreg): ...this pattern and use the new DREG
15336 (aarch64_ld3<mode>_dreg_le)
15337 (aarch64_ld3<mode>_dreg_be): Replace with...
15338 (aarch64_ld3<mode>_dreg): ...this pattern and use the new DREG
15340 (aarch64_ld4<mode>_dreg_le)
15341 (aarch64_ld4<mode>_dreg_be): Replace with...
15342 (aarch64_ld4<mode>_dreg): ...this pattern and use the new DREG
15345 2017-08-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15347 PR tree-optimization/81987
15348 * gimple-ssa-strength-reduction.c (insert_initializers): Don't
15349 insert an initializer in a location not dominated by the stride
15352 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
15354 * tree-eh.c (lower_try_finally_switch): Set the location of the finally
15355 on the entire header of the finally block in the fallthru case.
15357 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
15359 * varasm.c (decode_addr_const): Deal with INDIRECT_REF <INTEGER_CST>.
15361 2017-08-30 Pat Haugen <pthaugen@us.ibm.com>
15363 * config/rs6000/rs6000.c (rs6000_emit_prologue_move_from_cr): Rename from
15364 rs6000_emit_move_from_cr and call renamed function.
15365 (rs6000_emit_prologue): Call renamed functions.
15366 * config/rs6000/rs6000.md (prologue_movesi_from_cr): Rename from
15367 movesi_from_cr, remove volatile CRs.
15369 2017-08-30 Jon Beniston <jon@beniston.com>
15370 Richard Biener <rguenther@suse.de>
15372 * tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
15373 of VECTOR_MODE_P check.
15374 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
15375 element vector types.
15377 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15379 * df.h (df_read_modify_subreg_p): Remove in favor of...
15380 * rtl.h (read_modify_subreg_p): ...this new function. Take a
15381 const_rtx instead of an rtx.
15382 * cprop.c (local_cprop_find_used_regs): Update accordingly.
15383 * df-problems.c (df_word_lr_mark_ref): Likewise.
15384 * ira-lives.c (mark_pseudo_reg_live): Likewise.
15385 (mark_pseudo_reg_dead): Likewise.
15386 (mark_ref_dead): Likewise.
15387 * reginfo.c (init_subregs_of_mode): Likewise.
15388 * sched-deps.c (sched_analyze_1): Likewise.
15389 * df-scan.c (df_def_record_1): Likewise.
15390 (df_uses_record): Likewise.
15391 (df_read_modify_subreg_p): Remove in favor of...
15392 * rtlanal.c (read_modify_subreg_p): ...this new function. Take a
15393 const_rtx instead of an rtx.
15395 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15396 Alan Hayward <alan.hayward@arm.com>
15397 David Sherwood <david.sherwood@arm.com>
15399 * rtl.h (partial_subreg_p): New function.
15400 * caller-save.c (save_call_clobbered_regs): Use it.
15401 * calls.c (expand_call): Likewise.
15402 * combine.c (combinable_i3pat): Likewise.
15403 (simplify_set): Likewise.
15404 (make_extraction): Likewise.
15405 (make_compound_operation_int): Likewise.
15406 (gen_lowpart_or_truncate): Likewise.
15407 (force_to_mode): Likewise.
15408 (make_field_assignment): Likewise.
15409 (reg_truncated_to_mode): Likewise.
15410 (record_truncated_value): Likewise.
15411 (move_deaths): Likewise.
15412 * cse.c (record_jump_cond): Likewise.
15413 (cse_insn): Likewise.
15414 * cselib.c (cselib_lookup_1): Likewise.
15415 * expmed.c (extract_bit_field_using_extv): Likewise.
15416 * function.c (assign_parm_setup_reg): Likewise.
15417 * ifcvt.c (noce_convert_multiple_sets): Likewise.
15418 * ira-build.c (create_insn_allocnos): Likewise.
15419 * lra-coalesce.c (merge_pseudos): Likewise.
15420 * lra-constraints.c (match_reload): Likewise.
15421 (simplify_operand_subreg): Likewise.
15422 (curr_insn_transform): Likewise.
15423 * lra-lives.c (process_bb_lives): Likewise.
15424 * lra.c (new_insn_reg): Likewise.
15425 (lra_substitute_pseudo): Likewise.
15426 * regcprop.c (mode_change_ok): Likewise.
15427 (maybe_mode_change): Likewise.
15428 (copyprop_hardreg_forward_1): Likewise.
15429 * reload.c (push_reload): Likewise.
15430 (find_reloads): Likewise.
15431 (find_reloads_subreg_address): Likewise.
15432 * reload1.c (alter_reg): Likewise.
15433 (eliminate_regs_1): Likewise.
15434 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
15436 2017-08-30 David Edelsohn <dje.gcc@gmail.com>
15438 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Revert
15439 back to if statements, including unpack.
15441 2017-08-30 Martin Liska <mliska@suse.cz>
15443 PR inline-asm/82001
15444 * ipa-icf-gimple.c (func_checker::compare_tree_list_operand):
15446 (func_checker::compare_asm_inputs_outputs): ... this function.
15447 (func_checker::compare_gimple_asm): Use the function to compare
15448 also ASM constrains.
15449 * ipa-icf-gimple.h: Rename the function.
15451 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15452 Alan Hayward <alan.hayward@arm.com>
15453 David Sherwood <david.sherwood@arm.com>
15455 * coretypes.h (complex_mode): New type.
15456 * gdbhooks.py (build_pretty_printer): Handle it.
15457 * machmode.h (complex_mode): New class.
15458 (complex_mode::includes_p): New function.
15459 (is_complex_int_mode): Likewise.
15460 (is_complex_float_mode): Likewise.
15461 * genmodes.c (get_mode_class): Handle complex mode classes.
15462 * function.c (expand_function_end): Use is_complex_int_mode.
15464 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15465 Alan Hayward <alan.hayward@arm.com>
15466 David Sherwood <david.sherwood@arm.com>
15468 * coretypes.h (scalar_mode_pod): New typedef.
15469 * gdbhooks.py (build_pretty_printer): Handle it.
15470 * machmode.h (gt_ggc_mx, gt_pch_nx): New functions.
15471 * fixed-value.h (fixed_value::mode): Change type to scalar_mode_pod.
15472 * fold-const.c (fold_convert_const_int_from_fixed): Use scalar_mode.
15473 * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields): Use
15474 as_a <scalar_mode>.
15476 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15477 Alan Hayward <alan.hayward@arm.com>
15478 David Sherwood <david.sherwood@arm.com>
15480 * machmode.h (mode_for_vector): Take a scalar_mode instead
15482 * stor-layout.c (mode_for_vector): Likewise.
15483 * explow.c (promote_mode): Use as_a <scalar_mode>.
15484 * sdbout.c (sdbout_parms): Use is_a <scalar_mode>.
15486 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15487 Alan Hayward <alan.hayward@arm.com>
15488 David Sherwood <david.sherwood@arm.com>
15490 * target.def (preferred_simd_mode): Take a scalar_mode
15491 instead of a machine_mode.
15492 * targhooks.h (default_preferred_simd_mode): Likewise.
15493 * targhooks.c (default_preferred_simd_mode): Likewise.
15494 * config/arc/arc.c (arc_preferred_simd_mode): Likewise.
15495 * config/arm/arm.c (arm_preferred_simd_mode): Likewise.
15496 * config/c6x/c6x.c (c6x_preferred_simd_mode): Likewise.
15497 * config/epiphany/epiphany.c (epiphany_preferred_simd_mode): Likewise.
15498 * config/i386/i386.c (ix86_preferred_simd_mode): Likewise.
15499 * config/mips/mips.c (mips_preferred_simd_mode): Likewise.
15500 * config/nvptx/nvptx.c (nvptx_preferred_simd_mode): Likewise.
15501 * config/powerpcspe/powerpcspe.c (rs6000_preferred_simd_mode):
15503 * config/rs6000/rs6000.c (rs6000_preferred_simd_mode): Likewise.
15504 * config/s390/s390.c (s390_preferred_simd_mode): Likewise.
15505 * config/sparc/sparc.c (sparc_preferred_simd_mode): Likewise.
15506 * config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Likewise.
15507 (aarch64_simd_scalar_immediate_valid_for_move): Update accordingly.
15508 * doc/tm.texi: Regenerate.
15509 * optabs-query.c (can_vec_mask_load_store_p): Return false for
15512 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15513 Alan Hayward <alan.hayward@arm.com>
15514 David Sherwood <david.sherwood@arm.com>
15516 * target.def (scalar_mode_supported_p): Take a scalar_mode
15517 instead of a machine_mode.
15518 * targhooks.h (default_scalar_mode_supported_p): Likewise.
15519 * targhooks.c (default_scalar_mode_supported_p): Likewise.
15520 * config/aarch64/aarch64.c (aarch64_scalar_mode_supported_p): Likewise.
15521 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
15522 * config/arm/arm.c (arm_scalar_mode_supported_p): Likewise.
15523 * config/avr/avr.c (avr_scalar_mode_supported_p): Likewise.
15524 * config/c6x/c6x.c (c6x_scalar_mode_supported_p): Likewise.
15525 * config/i386/i386.c (ix86_scalar_mode_supported_p): Likewise.
15526 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): Likewise.
15527 * config/mips/mips.c (mips_scalar_mode_supported_p): Likewise.
15528 * config/msp430/msp430.c (msp430_scalar_mode_supported_p): Likewise.
15529 * config/pa/pa.c (pa_scalar_mode_supported_p): Likewise.
15530 * config/pdp11/pdp11.c (pdp11_scalar_mode_supported_p): Likewise.
15531 * config/powerpcspe/powerpcspe.c (rs6000_scalar_mode_supported_p):
15533 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Likewise.
15534 * config/s390/s390.c (s390_scalar_mode_supported_p): Likewise.
15535 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
15536 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
15537 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p):
15539 * doc/tm.texi: Regenerate.
15541 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15542 Alan Hayward <alan.hayward@arm.com>
15543 David Sherwood <david.sherwood@arm.com>
15545 * coretypes.h (opt_scalar_mode): New typedef.
15546 * gdbhooks.py (build_pretty_printers): Handle it.
15547 * machmode.h (mode_iterator::get_2xwider): Add overload for
15549 * emit-rtl.c (init_emit_once): Use opt_scalar_mode when iterating
15551 * expr.c (convert_mode_scalar): Likewise.
15552 * omp-low.c (omp_clause_aligned_alignment): Likewise.
15553 * optabs.c (expand_float): Likewise.
15554 (expand_fix): Likewise.
15555 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15557 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15558 Alan Hayward <alan.hayward@arm.com>
15559 David Sherwood <david.sherwood@arm.com>
15561 * optabs.c (expand_float): Explicitly check for scalars before
15562 using a branching expansion.
15563 (expand_fix): Likewise.
15565 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15566 Alan Hayward <alan.hayward@arm.com>
15567 David Sherwood <david.sherwood@arm.com>
15569 * expr.c (convert_mode): Split scalar handling out into...
15570 (convert_mode_scalar): ...this new function. Treat the modes
15573 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15574 Alan Hayward <alan.hayward@arm.com>
15575 David Sherwood <david.sherwood@arm.com>
15577 * omp-expand.c (expand_omp_atomic): Use is_int_mode, is_float_mode
15579 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Likewise.
15581 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15582 Alan Hayward <alan.hayward@arm.com>
15583 David Sherwood <david.sherwood@arm.com>
15585 * fixed-value.h (fixed_from_double_int): Take a scalar_mode
15586 rather than a machine_mode.
15587 (fixed_from_string): Likewise.
15588 (fixed_convert): Likewise.
15589 (fixed_convert_from_int): Likewise.
15590 (fixed_convert_from_real): Likewise.
15591 (real_convert_from_fixed): Likewise.
15592 * fixed-value.c (fixed_from_double_int): Likewise.
15593 (fixed_from_string): Likewise.
15594 (fixed_convert): Likewise.
15595 (fixed_convert_from_int): Likewise.
15596 (fixed_convert_from_real): Likewise.
15597 (real_convert_from_fixed): Likewise.
15598 * config/avr/avr.c (avr_out_round): Use as_a <scalar_mode>.
15600 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15601 Alan Hayward <alan.hayward@arm.com>
15602 David Sherwood <david.sherwood@arm.com>
15604 * emit-rtl.c (immed_double_const): Use is_a <scalar_mode> instead
15605 of separate mode class checks. Do not allow vector modes here.
15606 (immed_wide_int_const): Use as_a <scalar_mode>.
15607 * explow.c (trunc_int_for_mode): Likewise.
15608 * rtl.h (wi::int_traits<rtx_mode_t>::get_precision): Likewise.
15609 (wi::shwi): Likewise.
15610 (wi::min_value): Likewise.
15611 (wi::max_value): Likewise.
15612 * dwarf2out.c (loc_descriptor): Likewise.
15613 * simplify-rtx.c (simplify_immed_subreg): Fix rtx_mode_t argument
15614 for CONST_WIDE_INT.
15616 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15617 Alan Hayward <alan.hayward@arm.com>
15618 David Sherwood <david.sherwood@arm.com>
15620 * tree.h (SCALAR_TYPE_MODE): New macro.
15621 * expr.c (expand_expr_addr_expr_1): Use it.
15622 (expand_expr_real_2): Likewise.
15623 * fold-const.c (fold_convert_const_fixed_from_fixed): Likeise.
15624 (fold_convert_const_fixed_from_int): Likewise.
15625 (fold_convert_const_fixed_from_real): Likewise.
15626 (native_encode_fixed): Likewise
15627 (native_encode_complex): Likewise
15628 (native_encode_vector): Likewise.
15629 (native_interpret_fixed): Likewise.
15630 (native_interpret_real): Likewise.
15631 (native_interpret_complex): Likewise.
15632 (native_interpret_vector): Likewise.
15633 * omp-simd-clone.c (simd_clone_adjust_return_type): Likewise.
15634 (simd_clone_adjust_argument_types): Likewise.
15635 (simd_clone_init_simd_arrays): Likewise.
15636 (simd_clone_adjust): Likewise.
15637 * stor-layout.c (layout_type): Likewise.
15638 * tree.c (build_minus_one_cst): Likewise.
15639 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
15640 * tree-inline.c (estimate_move_cost): Likewise.
15641 * tree-ssa-math-opts.c (convert_plusminus_to_widen): Likewise.
15642 * tree-vect-loop.c (vect_create_epilog_for_reduction): Likewise.
15643 (vectorizable_reduction): Likewise.
15644 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
15645 (vect_recog_mixed_size_cond_pattern): Likewise.
15646 (check_bool_pattern): Likewise.
15647 (adjust_bool_pattern): Likewise.
15648 (search_type_for_mask_1): Likewise.
15649 * tree-vect-slp.c (vect_schedule_slp_instance): Likewise.
15650 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15651 (vectorizable_load): Likewise.
15652 (vectorizable_store): Likewise.
15653 * ubsan.c (ubsan_encode_value): Likewise.
15654 * varasm.c (output_constant): Likewise.
15656 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15657 Alan Hayward <alan.hayward@arm.com>
15658 David Sherwood <david.sherwood@arm.com>
15660 * coretypes.h (scalar_mode): New class.
15661 * machmode.h (scalar_mode): Likewise.
15662 (scalar_mode::includes_p): New function.
15663 (mode_to_inner): Return a scalar_mode rather than a machine_mode.
15664 * gdbhooks.py (build_pretty_printers): Handle scalar_mode.
15665 * genmodes.c (get_mode_class): Handle remaining scalar modes.
15666 * cfgexpand.c (expand_debug_expr): Use scalar_mode.
15667 * expmed.c (store_bit_field_1): Likewise.
15668 (extract_bit_field_1): Likewise.
15669 * expr.c (write_complex_part): Likewise.
15670 (read_complex_part): Likewise.
15671 (emit_move_complex_push): Likewise.
15672 (expand_expr_real_2): Likewise.
15673 * function.c (assign_parm_setup_reg): Likewise.
15674 (assign_parms_unsplit_complex): Likewise.
15675 * optabs.c (expand_binop): Likewise.
15676 * rtlanal.c (subreg_get_info): Likewise.
15677 * simplify-rtx.c (simplify_immed_subreg): Likewise.
15678 * varasm.c (output_constant_pool_2): Likewise.
15680 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15681 Alan Hayward <alan.hayward@arm.com>
15682 David Sherwood <david.sherwood@arm.com>
15684 * expmed.c (extract_high_half): Use scalar_int_mode and remove
15686 (expmed_mult_highpart_optab): Likewise.
15687 (expmed_mult_highpart): Likewise.
15689 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15690 Alan Hayward <alan.hayward@arm.com>
15691 David Sherwood <david.sherwood@arm.com>
15693 * builtins.h (builtin_strncpy_read_str): Take a scalar_int_mode
15694 instead of a machine_mode.
15695 (builtin_memset_read_str): Likewise.
15696 * builtins.c (c_readstr): Likewise.
15697 (builtin_memcpy_read_str): Likewise.
15698 (builtin_strncpy_read_str): Likewise.
15699 (builtin_memset_read_str): Likewise.
15700 (builtin_memset_gen_str): Likewise.
15701 (expand_builtin_signbit): Use scalar_int_mode for local variables.
15702 * cfgexpand.c (convert_debug_memory_address): Take a scalar_int_mode
15703 instead of a machine_mode.
15704 * combine.c (simplify_if_then_else): Use scalar_int_mode for local
15706 (make_extraction): Likewise.
15707 (try_widen_shift_mode): Take and return scalar_int_modes instead
15709 * config/aarch64/aarch64.c (aarch64_libgcc_cmp_return_mode): Return
15710 a scalar_int_mode instead of a machine_mode.
15711 * config/avr/avr.c (avr_addr_space_address_mode): Likewise.
15712 (avr_addr_space_pointer_mode): Likewise.
15713 * config/cr16/cr16.c (cr16_unwind_word_mode): Likewise.
15714 * config/msp430/msp430.c (msp430_addr_space_pointer_mode): Likewise.
15715 (msp430_unwind_word_mode): Likewise.
15716 * config/spu/spu.c (spu_unwind_word_mode): Likewise.
15717 (spu_addr_space_pointer_mode): Likewise.
15718 (spu_addr_space_address_mode): Likewise.
15719 (spu_libgcc_cmp_return_mode): Likewise.
15720 (spu_libgcc_shift_count_mode): Likewise.
15721 * config/rl78/rl78.c (rl78_addr_space_address_mode): Likewise.
15722 (rl78_addr_space_pointer_mode): Likewise.
15723 (fl78_unwind_word_mode): Likewise.
15724 (rl78_valid_pointer_mode): Take a scalar_int_mode instead of a
15726 * config/alpha/alpha.c (vms_valid_pointer_mode): Likewise.
15727 * config/ia64/ia64.c (ia64_vms_valid_pointer_mode): Likewise.
15728 * config/mips/mips.c (mips_mode_rep_extended): Likewise.
15729 (mips_valid_pointer_mode): Likewise.
15730 * config/tilegx/tilegx.c (tilegx_mode_rep_extended): Likewise.
15731 * config/ft32/ft32.c (ft32_valid_pointer_mode): Likewise.
15732 (ft32_addr_space_pointer_mode): Return a scalar_int_mode instead
15734 (ft32_addr_space_address_mode): Likewise.
15735 * config/m32c/m32c.c (m32c_valid_pointer_mode): Take a
15736 scalar_int_mode instead of a machine_mode.
15737 (m32c_addr_space_pointer_mode): Return a scalar_int_mode instead
15739 (m32c_addr_space_address_mode): Likewise.
15740 * config/powerpcspe/powerpcspe.c (rs6000_abi_word_mode): Likewise.
15741 (rs6000_eh_return_filter_mode): Likewise.
15742 * config/rs6000/rs6000.c (rs6000_abi_word_mode): Likewise.
15743 (rs6000_eh_return_filter_mode): Likewise.
15744 * config/s390/s390.c (s390_libgcc_cmp_return_mode): Likewise.
15745 (s390_libgcc_shift_count_mode): Likewise.
15746 (s390_unwind_word_mode): Likewise.
15747 (s390_valid_pointer_mode): Take a scalar_int_mode rather than a
15749 * target.def (mode_rep_extended): Likewise.
15750 (valid_pointer_mode): Likewise.
15751 (addr_space.valid_pointer_mode): Likewise.
15752 (eh_return_filter_mode): Return a scalar_int_mode rather than
15754 (libgcc_cmp_return_mode): Likewise.
15755 (libgcc_shift_count_mode): Likewise.
15756 (unwind_word_mode): Likewise.
15757 (addr_space.pointer_mode): Likewise.
15758 (addr_space.address_mode): Likewise.
15759 * doc/tm.texi: Regenerate.
15760 * dojump.c (prefer_and_bit_test): Take a scalar_int_mode rather than
15762 (do_jump): Use scalar_int_mode for local variables.
15763 * dwarf2cfi.c (init_return_column_size): Take a scalar_int_mode
15764 rather than a machine_mode.
15765 * dwarf2out.c (convert_descriptor_to_mode): Likewise.
15766 (scompare_loc_descriptor_wide): Likewise.
15767 (scompare_loc_descriptor_narrow): Likewise.
15768 * emit-rtl.c (adjust_address_1): Use scalar_int_mode for local
15770 * except.c (sjlj_emit_dispatch_table): Likewise.
15771 (expand_builtin_eh_copy_values): Likewise.
15772 * explow.c (convert_memory_address_addr_space_1): Likewise.
15773 Take a scalar_int_mode rather than a machine_mode.
15774 (convert_memory_address_addr_space): Take a scalar_int_mode rather
15775 than a machine_mode.
15776 (memory_address_addr_space): Use scalar_int_mode for local variables.
15777 * expmed.h (expand_mult_highpart_adjust): Take a scalar_int_mode
15778 rather than a machine_mode.
15779 * expmed.c (mask_rtx): Likewise.
15780 (init_expmed_one_conv): Likewise.
15781 (expand_mult_highpart_adjust): Likewise.
15782 (extract_high_half): Likewise.
15783 (expmed_mult_highpart_optab): Likewise.
15784 (expmed_mult_highpart): Likewise.
15785 (expand_smod_pow2): Likewise.
15786 (expand_sdiv_pow2): Likewise.
15787 (emit_store_flag_int): Likewise.
15788 (adjust_bit_field_mem_for_reg): Use scalar_int_mode for local
15790 (extract_low_bits): Likewise.
15791 * expr.h (by_pieces_constfn): Take a scalar_int_mode rather than
15793 * expr.c (pieces_addr::adjust): Likewise.
15794 (can_store_by_pieces): Likewise.
15795 (store_by_pieces): Likewise.
15796 (clear_by_pieces_1): Likewise.
15797 (expand_expr_addr_expr_1): Likewise.
15798 (expand_expr_addr_expr): Use scalar_int_mode for local variables.
15799 (expand_expr_real_1): Likewise.
15800 (try_casesi): Likewise.
15801 * final.c (shorten_branches): Likewise.
15802 * fold-const.c (fold_convert_const_int_from_fixed): Change the
15803 type of "mode" to machine_mode.
15804 * internal-fn.c (expand_arith_overflow_result_store): Take a
15805 scalar_int_mode rather than a machine_mode.
15806 (expand_mul_overflow): Use scalar_int_mode for local variables.
15807 * loop-doloop.c (doloop_modify): Likewise.
15808 (doloop_optimize): Likewise.
15809 * optabs.c (expand_subword_shift): Take a scalar_int_mode rather
15810 than a machine_mode.
15811 (expand_doubleword_shift_condmove): Likewise.
15812 (expand_doubleword_shift): Likewise.
15813 (expand_doubleword_clz): Likewise.
15814 (expand_doubleword_popcount): Likewise.
15815 (expand_doubleword_parity): Likewise.
15816 (expand_absneg_bit): Use scalar_int_mode for local variables.
15817 (prepare_float_lib_cmp): Likewise.
15818 * rtl.h (convert_memory_address_addr_space_1): Take a scalar_int_mode
15819 rather than a machine_mode.
15820 (convert_memory_address_addr_space): Likewise.
15821 (get_mode_bounds): Likewise.
15822 (get_address_mode): Return a scalar_int_mode rather than a
15824 * rtlanal.c (get_address_mode): Likewise.
15825 * stor-layout.c (get_mode_bounds): Take a scalar_int_mode rather
15826 than a machine_mode.
15827 * targhooks.c (default_mode_rep_extended): Likewise.
15828 (default_valid_pointer_mode): Likewise.
15829 (default_addr_space_valid_pointer_mode): Likewise.
15830 (default_eh_return_filter_mode): Return a scalar_int_mode rather
15831 than a machine_mode.
15832 (default_libgcc_cmp_return_mode): Likewise.
15833 (default_libgcc_shift_count_mode): Likewise.
15834 (default_unwind_word_mode): Likewise.
15835 (default_addr_space_pointer_mode): Likewise.
15836 (default_addr_space_address_mode): Likewise.
15837 * targhooks.h (default_eh_return_filter_mode): Likewise.
15838 (default_libgcc_cmp_return_mode): Likewise.
15839 (default_libgcc_shift_count_mode): Likewise.
15840 (default_unwind_word_mode): Likewise.
15841 (default_addr_space_pointer_mode): Likewise.
15842 (default_addr_space_address_mode): Likewise.
15843 (default_mode_rep_extended): Take a scalar_int_mode rather than
15845 (default_valid_pointer_mode): Likewise.
15846 (default_addr_space_valid_pointer_mode): Likewise.
15847 * tree-ssa-address.c (addr_for_mem_ref): Use scalar_int_mode for
15849 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Take a scalar_int_mode
15850 rather than a machine_mode.
15851 * tree-switch-conversion.c (array_value_type): Use scalar_int_mode
15852 for local variables.
15853 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
15854 * var-tracking.c (use_narrower_mode): Take a scalar_int_mode rather
15855 than a machine_mode.
15857 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15858 Alan Hayward <alan.hayward@arm.com>
15859 David Sherwood <david.sherwood@arm.com>
15861 * dojump.c (do_jump_by_parts_greater_rtx): Change the type of
15862 the mode argument to scalar_int_mode.
15863 (do_jump_by_parts_zero_rtx): Likewise.
15864 (do_jump_by_parts_equality_rtx): Likewise.
15865 (do_jump_by_parts_greater): Take a mode argument.
15866 (do_jump_by_parts_equality): Likewise.
15867 (do_jump_1): Update calls accordingly.
15869 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15870 Alan Hayward <alan.hayward@arm.com>
15871 David Sherwood <david.sherwood@arm.com>
15873 * is-a.h (safe_dyn_cast): New function.
15874 * rtl.h (rtx_jump_table_data::get_data_mode): New function.
15875 (jump_table_for_label): Likewise.
15876 * final.c (final_addr_vec_align): Take an rtx_jump_table_data *
15877 instead of an rtx_insn *.
15878 (shorten_branches): Use dyn_cast instead of LABEL_P and
15879 JUMP_TABLE_DATA_P. Use jump_table_for_label and
15880 rtx_jump_table_data::get_data_mode.
15881 (final_scan_insn): Likewise.
15883 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15884 Alan Hayward <alan.hayward@arm.com>
15885 David Sherwood <david.sherwood@arm.com>
15887 * combine.c (try_combine): Use is_a <scalar_int_mode> when
15888 trying to combine a full-register integer set with a subreg
15891 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15892 Alan Hayward <alan.hayward@arm.com>
15893 David Sherwood <david.sherwood@arm.com>
15895 * expr.c (expand_expr_addr_expr): Add a new_tmode local variable
15896 that is always either address_mode or pointer_mode.
15898 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15899 Alan Hayward <alan.hayward@arm.com>
15900 David Sherwood <david.sherwood@arm.com>
15902 * expr.c (expand_expr_real_2): Use word_mode instead of innermode
15903 when the two are known to be equal.
15905 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15906 Alan Hayward <alan.hayward@arm.com>
15907 David Sherwood <david.sherwood@arm.com>
15909 * simplify-rtx.c (simplify_const_unary_operation): Use
15910 is_a <scalar_int_mode> instead of checking for a nonzero
15911 precision. Forcibly convert op_mode to a scalar_int_mode
15912 in that case. More clearly differentiate the operand and
15913 result modes and use the former when deciding what the value
15914 of a count-bits operation should be. Use is_int_mode instead
15915 of checking for a MODE_INT. Remove redundant check for whether
15916 this mode has a zero precision.
15918 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15919 Alan Hayward <alan.hayward@arm.com>
15920 David Sherwood <david.sherwood@arm.com>
15922 * optabs.c (widen_leading): Change the type of the mode argument
15923 to scalar_int_mode. Use opt_scalar_int_mode for the mode iterator.
15924 (widen_bswap): Likewise.
15925 (expand_parity): Likewise.
15926 (expand_ctz): Change the type of the mode argument to scalar_int_mode.
15927 (expand_ffs): Likewise.
15928 (epand_unop): Check for scalar integer modes before calling the
15931 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15932 Alan Hayward <alan.hayward@arm.com>
15933 David Sherwood <david.sherwood@arm.com>
15935 * expr.c (const_scalar_mask_from_tree): Add a mode argument.
15937 (expand_expr_real_1): Update call accordingly.
15939 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15940 Alan Hayward <alan.hayward@arm.com>
15941 David Sherwood <david.sherwood@arm.com>
15943 * expmed.c (store_bit_field_using_insv): Add op0_mode and
15944 value_mode arguments. Use scalar_int_mode internally.
15945 (store_bit_field_1): Rename the new integer mode from imode
15946 to op0_mode and use it instead of GET_MODE (op0). Update calls
15947 to store_split_bit_field, store_bit_field_using_insv and
15948 store_fixed_bit_field.
15949 (store_fixed_bit_field): Add op0_mode and value_mode arguments.
15950 Use scalar_int_mode internally. Use a bit count rather than a mode
15951 when calculating the largest bit size for get_best_mode.
15952 Update calls to store_split_bit_field and store_fixed_bit_field_1.
15953 (store_fixed_bit_field_1): Add mode and value_mode arguments.
15954 Remove assertion that OP0 has a scalar integer mode.
15955 (store_split_bit_field): Add op0_mode and value_mode arguments.
15956 Update calls to extract_fixed_bit_field.
15957 (extract_bit_field_using_extv): Add an op0_mode argument.
15958 Use scalar_int_mode internally.
15959 (extract_bit_field_1): Rename the new integer mode from imode to
15960 op0_mode and use it instead of GET_MODE (op0). Update calls to
15961 extract_split_bit_field, extract_bit_field_using_extv and
15962 extract_fixed_bit_field.
15963 (extract_fixed_bit_field): Add an op0_mode argument. Update calls
15964 to extract_split_bit_field and extract_fixed_bit_field_1.
15965 (extract_fixed_bit_field_1): Add a mode argument. Remove assertion
15966 that OP0 has a scalar integer mode. Use as_a <scalar_int_mode>
15967 on the target mode.
15968 (extract_split_bit_field): Add an op0_mode argument. Update call
15969 to extract_fixed_bit_field.
15971 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15972 Alan Hayward <alan.hayward@arm.com>
15973 David Sherwood <david.sherwood@arm.com>
15975 * cse.c (cse_insn): Use opt_scalar_int_mode for the mode iterator.
15976 * explow.c (hard_function_value): Likewise.
15977 * expmed.c (extract_fixed_bit_field_1): Likewise. Move the
15978 convert_to_mode call outside the loop.
15979 * expr.c (alignment_for_piecewise_move): Use opt_scalar_int_mode
15980 for the mode iterator. Require the mode specified by max_pieces
15982 (emit_block_move_via_movmem): Use opt_scalar_int_mode for the
15984 (copy_blkmode_to_reg): Likewise.
15985 (set_storage_via_setmem): Likewise.
15986 * optabs.c (prepare_cmp_insn): Likewise.
15987 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
15988 * stor-layout.c (finish_bitfield_representative): Likewise.
15990 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15991 Alan Hayward <alan.hayward@arm.com>
15992 David Sherwood <david.sherwood@arm.com>
15994 * rtl.h (subreg_unpromoted_mode, subreg_promoted_mode): New functions.
15995 * expr.c (convert_move): Use them.
15996 (convert_modes): Likewise.
15997 (store_expr_with_bounds): Likewise.
15999 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16000 Alan Hayward <alan.hayward@arm.com>
16001 David Sherwood <david.sherwood@arm.com>
16003 * rtl.h (rtl_hooks::reg_nonzero_bits): Add a scalar_int_mode
16004 parameter for the mode of "x". Remove the "known_x", "known_mode"
16005 and "known_ret" arguments. Change the type of the mode argument
16006 to scalar_int_mode.
16007 (rtl_hooks:reg_num_sign_bit_copies): Likewise.
16008 * combine.c (reg_nonzero_bits_for_combine): Update accordingly.
16009 (reg_num_sign_bit_copies_for_combine): Likewise.
16010 * rtlanal.c (nonzero_bits1): Likewise.
16011 (num_sign_bit_copies1): Likewise.
16012 * rtlhooks-def.h (reg_nonzero_bits_general): Likewise.
16013 (reg_num_sign_bit_copies_general): Likewise.
16014 * rtlhooks.c (reg_num_sign_bit_copies_general): Likewise.
16015 (reg_nonzero_bits_general): Likewise.
16017 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16018 Alan Hayward <alan.hayward@arm.com>
16019 David Sherwood <david.sherwood@arm.com>
16021 * rtlanal.c (num_sign_bit_copies): Handle VOIDmode here rather
16022 than in subroutines. Return 1 for non-integer modes.
16023 (cached_num_sign_bit_copies): Change the type of the mode parameter
16024 to scalar_int_mode.
16025 (num_sign_bit_copies1): Likewise. Remove early exit for other mode
16026 classes. Handle CONST_INT_P first and then check whether X also
16027 has a scalar integer mode. Check the same thing for inner registers
16028 of a SUBREG and for values that are being extended or truncated.
16030 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16031 Alan Hayward <alan.hayward@arm.com>
16032 David Sherwood <david.sherwood@arm.com>
16034 * rtlanal.c (nonzero_bits): Handle VOIDmode here rather than
16035 in subroutines. Return the mode mask for non-integer modes.
16036 (cached_nonzero_bits): Change the type of the mode parameter
16037 to scalar_int_mode.
16038 (nonzero_bits1): Likewise. Remove early exit for other mode
16039 classes. Handle CONST_INT_P first and then check whether X
16040 also has a scalar integer mode.
16042 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16043 Alan Hayward <alan.hayward@arm.com>
16044 David Sherwood <david.sherwood@arm.com>
16046 * expr.c (widest_int_mode_for_size): Make the comment match the code.
16047 Return a scalar_int_mode and assert that the size is greater than
16049 (by_pieces_ninsns): Update accordingly and remove VOIDmode handling.
16050 (op_by_pieces_d::op_by_pieces_d): Likewise.
16051 (op_by_pieces_d::run): Likewise.
16052 (can_store_by_pieces): Likewise.
16054 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16055 Alan Hayward <alan.hayward@arm.com>
16056 David Sherwood <david.sherwood@arm.com>
16058 * combine.c (extract_left_shift): Add a mode argument and update
16060 (make_compound_operation_int): Change the type of the mode parameter
16061 to scalar_int_mode and update the call to extract_left_shift.
16063 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16064 Alan Hayward <alan.hayward@arm.com>
16065 David Sherwood <david.sherwood@arm.com>
16067 * combine.c (simplify_and_const_int): Change the type of the mode
16068 parameter to scalar_int_mode.
16069 (simplify_and_const_int_1): Likewise. Update recursive call.
16071 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16072 Alan Hayward <alan.hayward@arm.com>
16073 David Sherwood <david.sherwood@arm.com>
16075 * combine.c (simplify_compare_const): Check that the mode is a
16076 scalar_int_mode (rather than VOIDmode) before testing its
16078 (simplify_comparison): Move COMPARISON_P handling out of the
16079 loop and restrict the latter part of the loop to scalar_int_modes.
16080 Check is_a <scalar_int_mode> before calling HWI_COMPUTABLE_MODE_P
16081 and when considering SUBREG_REGs. Use is_int_mode instead of
16082 checking GET_MODE_CLASS against MODE_INT.
16084 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16085 Alan Hayward <alan.hayward@arm.com>
16086 David Sherwood <david.sherwood@arm.com>
16088 * combine.c (try_widen_shift_mode): Move check for equal modes to...
16089 (simplify_shift_const_1): ...here. Use scalar_int_mode for
16090 shift_unit_mode and for modes involved in scalar shifts.
16092 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16093 Alan Hayward <alan.hayward@arm.com>
16094 David Sherwood <david.sherwood@arm.com>
16096 * combine.c (force_int_to_mode): New function, split out from...
16097 (force_to_mode): ...here. Keep xmode up-to-date and use it
16098 instead of GET_MODE (x).
16100 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16101 Alan Hayward <alan.hayward@arm.com>
16102 David Sherwood <david.sherwood@arm.com>
16104 * optabs-query.h (extraction_insn::struct_mode): Change type to
16105 opt_scalar_int_mode and update comment.
16106 (extraction_insn::field_mode): Change type to scalar_int_mode.
16107 (extraction_insn::pos_mode): Likewise.
16108 * combine.c (make_extraction): Update accordingly.
16109 * optabs-query.c (get_traditional_extraction_insn): Likewise.
16110 (get_optab_extraction_insn): Likewise.
16111 * recog.c (simplify_while_replacing): Likewise.
16112 * expmed.c (narrow_bit_field_mem): Change the type of the mode
16113 parameter to opt_scalar_int_mode.
16115 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16116 Alan Hayward <alan.hayward@arm.com>
16117 David Sherwood <david.sherwood@arm.com>
16119 * machmode.h (bit_field_mode_iterator::next_mode): Take a pointer
16120 to a scalar_int_mode instead of a machine_mode.
16121 (bit_field_mode_iterator::m_mode): Change type to opt_scalar_int_mode.
16122 (get_best_mode): Return a boolean and use a pointer argument to store
16123 the selected mode. Replace the limit mode parameter with a bit limit.
16124 * expmed.c (adjust_bit_field_mem_for_reg): Use scalar_int_mode
16125 for the values returned by bit_field_mode_iterator::next_mode.
16126 (store_bit_field): Update call to get_best_mode.
16127 (store_fixed_bit_field): Likewise.
16128 (extract_fixed_bit_field): Likewise.
16129 * expr.c (optimize_bitfield_assignment_op): Likewise.
16130 * fold-const.c (optimize_bit_field_compare): Likewise.
16131 (fold_truth_andor_1): Likewise.
16132 * stor-layout.c (bit_field_mode_iterator::next_mode): As above.
16133 Update for new type of m_mode.
16134 (get_best_mode): As above.
16136 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16137 Alan Hayward <alan.hayward@arm.com>
16138 David Sherwood <david.sherwood@arm.com>
16140 * expmed.c (strict_volatile_bitfield_p): Change the type of fieldmode
16141 to scalar_int_mode. Remove check for SCALAR_INT_MODE_P.
16142 (store_bit_field): Check is_a <scalar_int_mode> before calling
16143 strict_volatile_bitfield_p.
16144 (extract_bit_field): Likewise.
16146 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16147 Alan Hayward <alan.hayward@arm.com>
16148 David Sherwood <david.sherwood@arm.com>
16150 * target.def (cstore_mode): Return a scalar_int_mode.
16151 * doc/tm.texi: Regenerate.
16152 * config/sparc/sparc.c (sparc_cstore_mode): Return a scalar_int_mode.
16153 * targhooks.h (default_cstore_mode): Likewise.
16154 * targhooks.c (default_cstore_mode): Likewise, using a forced
16156 * expmed.c (emit_cstore): Expect the target of the cstore to be
16159 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16160 Alan Hayward <alan.hayward@arm.com>
16161 David Sherwood <david.sherwood@arm.com>
16163 * cfgloop.h (rtx_iv): Change type of extend_mode and mode to
16165 (niter_desc): Likewise mode.
16166 (iv_analyze): Add a mode parameter.
16168 (iv_analyze_expr): Pass the mode paraeter before the rtx it describes
16169 and change its type to scalar_int_mode.
16170 * loop-iv.c: Update commentary at head of file.
16171 (iv_constant): Pass the mode paraeter before the rtx it describes
16172 and change its type to scalar_int_mode. Remove VOIDmode handling.
16173 (iv_subreg): Change the type of the mode parameter to scalar_int_mode.
16174 (iv_extend): Likewise.
16175 (shorten_into_mode): Likewise.
16176 (iv_add): Use scalar_int_mode.
16177 (iv_mult): Likewise.
16178 (iv_shift): Likewise.
16179 (canonicalize_iv_subregs): Likewise.
16180 (get_biv_step_1): Pass the outer_mode parameter before the rtx
16181 it describes and change its mode to scalar_int_mode. Also change
16182 the type of the returned inner_mode to scalar_int_mode.
16183 (get_biv_step): Likewise, turning outer_mode from a pointer
16184 into a direct parameter. Update call to get_biv_step_1.
16185 (iv_analyze_biv): Add an outer_mode parameter. Update calls to
16186 iv_constant and get_biv_step.
16187 (iv_analyze_expr): Pass the mode parameter before the rtx it describes
16188 and change its type to scalar_int_mode. Don't initialise iv->mode
16189 to VOIDmode and remove later checks for its still being VOIDmode.
16190 Update calls to iv_analyze_op and iv_analyze_expr. Check
16191 is_a <scalar_int_mode> when changing the mode under consideration.
16192 (iv_analyze_def): Ignore registers that don't have a scalar_int_mode.
16193 Update call to iv_analyze_expr.
16194 (iv_analyze_op): Add a mode parameter. Reject subregs whose
16195 inner register is not also a scalar_int_mode. Update call to
16197 (iv_analyze): Add a mode parameter. Update call to iv_analyze_op.
16198 (biv_p): Add a mode parameter. Update call to iv_analyze_biv.
16199 (iv_number_of_iterations): Use is_a <scalar_int_mode> instead of
16200 separate mode class checks. Update calls to iv_analyze. Remove
16201 fix-up of VOIDmodes after iv_analyze_biv.
16202 * loop-unroll.c (analyze_iv_to_split_insn): Reject registers that
16203 don't have a scalar_int_mode. Update call to biv_p.
16205 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16206 Alan Hayward <alan.hayward@arm.com>
16207 David Sherwood <david.sherwood@arm.com>
16209 * cfgexpand.c (convert_debug_memory_address): Use
16210 as_a <scalar_int_mode>.
16211 * combine.c (expand_compound_operation): Likewise.
16212 (make_extraction): Likewise.
16213 (change_zero_ext): Likewise.
16214 (simplify_comparison): Likewise.
16215 * cse.c (cse_insn): Likewise.
16216 * dwarf2out.c (minmax_loc_descriptor): Likewise.
16217 (mem_loc_descriptor): Likewise.
16218 (loc_descriptor): Likewise.
16219 * expmed.c (init_expmed_one_mode): Likewise.
16220 (synth_mult): Likewise.
16221 (emit_store_flag_1): Likewise.
16222 (expand_divmod): Likewise. Use HWI_COMPUTABLE_MODE_P instead
16223 of a comparison with size.
16224 * expr.c (expand_assignment): Use as_a <scalar_int_mode>.
16225 (reduce_to_bit_field_precision): Likewise.
16226 * function.c (expand_function_end): Likewise.
16227 * internal-fn.c (expand_arith_overflow_result_store): Likewise.
16228 * loop-doloop.c (doloop_modify): Likewise.
16229 * optabs.c (expand_binop): Likewise.
16230 (expand_unop): Likewise.
16231 (expand_copysign_absneg): Likewise.
16232 (prepare_cmp_insn): Likewise.
16233 (maybe_legitimize_operand): Likewise.
16234 * recog.c (const_scalar_int_operand): Likewise.
16235 * rtlanal.c (get_address_mode): Likewise.
16236 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
16237 (simplify_cond_clz_ctz): Likewise.
16238 * tree-nested.c (get_nl_goto_field): Likewise.
16239 * tree.c (build_vector_type_for_mode): Likewise.
16240 * var-tracking.c (use_narrower_mode): Likewise.
16242 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16243 Alan Hayward <alan.hayward@arm.com>
16244 David Sherwood <david.sherwood@arm.com>
16246 * tree.h (SCALAR_INT_TYPE_MODE): New macro.
16247 * builtins.c (expand_builtin_signbit): Use it.
16248 * cfgexpand.c (expand_debug_expr): Likewise.
16249 * dojump.c (do_jump): Likewise.
16250 (do_compare_and_jump): Likewise.
16251 * dwarf2cfi.c (expand_builtin_init_dwarf_reg_sizes): Likewise.
16252 * expmed.c (make_tree): Likewise.
16253 * expr.c (expand_expr_real_2): Likewise.
16254 (expand_expr_real_1): Likewise.
16255 (try_casesi): Likewise.
16256 * fold-const-call.c (fold_const_call_ss): Likewise.
16257 * fold-const.c (unextend): Likewise.
16258 (extract_muldiv_1): Likewise.
16259 (fold_single_bit_test): Likewise.
16260 (native_encode_int): Likewise.
16261 (native_encode_string): Likewise.
16262 (native_interpret_int): Likewise.
16263 * gimple-fold.c (gimple_fold_builtin_memset): Likewise.
16264 * internal-fn.c (expand_addsub_overflow): Likewise.
16265 (expand_neg_overflow): Likewise.
16266 (expand_mul_overflow): Likewise.
16267 (expand_arith_overflow): Likewise.
16268 * match.pd: Likewise.
16269 * stor-layout.c (layout_type): Likewise.
16270 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
16271 * tree-ssa-math-opts.c (convert_mult_to_widen): Likewise.
16272 * tree-ssanames.c (get_range_info): Likewise.
16273 * tree-switch-conversion.c (array_value_type) Likewise.
16274 * tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise.
16275 (vect_recog_divmod_pattern): Likewise.
16276 (vect_recog_mixed_size_cond_pattern): Likewise.
16277 * tree-vrp.c (extract_range_basic): Likewise.
16278 (simplify_float_conversion_using_ranges): Likewise.
16279 * tree.c (int_fits_type_p): Likewise.
16280 * ubsan.c (instrument_bool_enum_load): Likewise.
16281 * varasm.c (mergeable_string_section): Likewise.
16282 (narrowing_initializer_constant_valid_p): Likewise.
16283 (output_constant): Likewise.
16285 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16286 Alan Hayward <alan.hayward@arm.com>
16287 David Sherwood <david.sherwood@arm.com>
16289 * machmode.h (NARROWEST_INT_MODE): New macro.
16290 * expr.c (alignment_for_piecewise_move): Use it instead of
16291 GET_CLASS_NARROWEST_MODE (MODE_INT).
16292 (push_block): Likewise.
16293 * stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
16295 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
16297 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16298 Alan Hayward <alan.hayward@arm.com>
16299 David Sherwood <david.sherwood@arm.com>
16301 * postreload.c (move2add_valid_value_p): Change the type of the
16302 mode parameter to scalar_int_mode.
16303 (move2add_use_add2_insn): Add a mode parameter and use it instead
16305 (move2add_use_add3_insn): Likewise.
16306 (reload_cse_move2add): Update accordingly.
16308 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16309 Alan Hayward <alan.hayward@arm.com>
16310 David Sherwood <david.sherwood@arm.com>
16312 * expr.c (expand_expr_real_2): Use scalar_int_mode for the
16314 * lower-subreg.c (resolve_shift_zext): Use is_a <scalar_int_mode>.
16315 * optabs.c (expand_unop): Likewise.
16317 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16318 Alan Hayward <alan.hayward@arm.com>
16319 David Sherwood <david.sherwood@arm.com>
16321 * dwarf2out.c (typed_binop): Change mode parameter to scalar_int_mode.
16322 (clz_loc_descriptor): Likewise. Remove SCALAR_INT_MODE_P check.
16323 (popcount_loc_descriptor): Likewise.
16324 (bswap_loc_descriptor): Likewise.
16325 (rotate_loc_descriptor): Likewise.
16326 (mem_loc_descriptor): Add is_a <scalar_int_mode> checks before
16327 calling the functions above.
16329 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16330 Alan Hayward <alan.hayward@arm.com>
16331 David Sherwood <david.sherwood@arm.com>
16333 * combine.c (sign_extend_short_imm): Add is_a <scalar_int_mode>
16335 (try_combine): Likewise.
16336 (simplify_if_then_else): Likewise.
16337 * cse.c (cse_insn): Likewise.
16338 * dwarf2out.c (mem_loc_descriptor): Likewise.
16339 * emit-rtl.c (gen_lowpart_common): Likewise.
16340 * simplify-rtx.c (simplify_truncation): Likewise.
16341 (simplify_binary_operation_1): Likewise.
16342 (simplify_const_relational_operation): Likewise.
16343 (simplify_ternary_operation): Likewise.
16344 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16346 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16347 Alan Hayward <alan.hayward@arm.com>
16348 David Sherwood <david.sherwood@arm.com>
16350 * cse.c (cse_insn): Add is_a <scalar_int_mode> checks.
16351 * reload.c (push_reload): Likewise.
16352 (find_reloads): Likewise.
16354 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16355 Alan Hayward <alan.hayward@arm.com>
16356 David Sherwood <david.sherwood@arm.com>
16358 * combine.c (find_split_point): Add is_a <scalar_int_mode> checks.
16359 (make_compound_operation_int): Likewise.
16360 (change_zero_ext): Likewise.
16361 * expr.c (convert_move): Likewise.
16362 (convert_modes): Likewise.
16363 * fwprop.c (forward_propagate_subreg): Likewise.
16364 * loop-iv.c (get_biv_step_1): Likewise.
16365 * optabs.c (widen_operand): Likewise.
16366 * postreload.c (move2add_valid_value_p): Likewise.
16367 * recog.c (simplify_while_replacing): Likewise.
16368 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
16369 (simplify_binary_operation_1): Likewise. Remove redundant
16370 mode equality check.
16372 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16373 Alan Hayward <alan.hayward@arm.com>
16374 David Sherwood <david.sherwood@arm.com>
16376 * combine.c (combine_simplify_rtx): Add checks for
16377 is_a <scalar_int_mode>.
16378 (simplify_if_then_else): Likewise.
16379 (make_field_assignment): Likewise.
16380 (simplify_comparison): Likewise.
16381 * ifcvt.c (noce_try_bitop): Likewise.
16382 * loop-invariant.c (canonicalize_address_mult): Likewise.
16383 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
16385 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16386 Alan Hayward <alan.hayward@arm.com>
16387 David Sherwood <david.sherwood@arm.com>
16389 * gimple-fold.c (gimple_fold_builtin_memory_op): Use
16390 is_a <scalar_int_mode> instead of != BLKmode.
16392 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16393 Alan Hayward <alan.hayward@arm.com>
16394 David Sherwood <david.sherwood@arm.com>
16396 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>
16397 instead of != VOIDmode.
16398 * combine.c (if_then_else_cond): Likewise.
16399 (change_zero_ext): Likewise.
16400 * dwarf2out.c (mem_loc_descriptor): Likewise.
16401 (loc_descriptor): Likewise.
16402 * rtlanal.c (canonicalize_condition): Likewise.
16403 * simplify-rtx.c (simplify_relational_operation_1): Likewise.
16405 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16406 Alan Hayward <alan.hayward@arm.com>
16407 David Sherwood <david.sherwood@arm.com>
16409 * simplify-rtx.c (simplify_binary_operation_1): Use
16410 is_a <scalar_int_mode> instead of !VECTOR_MODE_P.
16412 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16413 Alan Hayward <alan.hayward@arm.com>
16414 David Sherwood <david.sherwood@arm.com>
16416 * wide-int.h (int_traits<unsigned char>) New class.
16417 (int_traits<unsigned short>) Likewise.
16418 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>.
16419 Use GET_MODE_UNIT_PRECISION and remove redundant test for
16421 * combine.c (set_nonzero_bits_and_sign_copies): Use
16422 is_a <scalar_int_mode>.
16423 (find_split_point): Likewise.
16424 (combine_simplify_rtx): Likewise.
16425 (simplify_logical): Likewise.
16426 (expand_compound_operation): Likewise.
16427 (expand_field_assignment): Likewise.
16428 (make_compound_operation): Likewise.
16429 (extended_count): Likewise.
16430 (change_zero_ext): Likewise.
16431 (simplify_comparison): Likewise.
16432 * dwarf2out.c (scompare_loc_descriptor): Likewise.
16433 (ucompare_loc_descriptor): Likewise.
16434 (minmax_loc_descriptor): Likewise.
16435 (mem_loc_descriptor): Likewise.
16436 (loc_descriptor): Likewise.
16437 * expmed.c (init_expmed_one_mode): Likewise.
16438 * lra-constraints.c (lra_constraint_offset): Likewise.
16439 * optabs.c (prepare_libcall_arg): Likewise.
16440 * postreload.c (move2add_note_store): Likewise.
16441 * reload.c (operands_match_p): Likewise.
16442 * rtl.h (load_extend_op): Likewise.
16443 * rtlhooks.c (gen_lowpart_general): Likewise.
16444 * simplify-rtx.c (simplify_truncation): Likewise.
16445 (simplify_unary_operation_1): Likewise.
16446 (simplify_binary_operation_1): Likewise.
16447 (simplify_const_binary_operation): Likewise.
16448 (simplify_const_relational_operation): Likewise.
16449 (simplify_subreg): Likewise.
16450 * stor-layout.c (bitwise_mode_for_mode): Likewise.
16451 * var-tracking.c (adjust_mems): Likewise.
16452 (prepare_call_arguments): Likewise.
16454 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16455 Alan Hayward <alan.hayward@arm.com>
16456 David Sherwood <david.sherwood@arm.com>
16458 * machmode.h (is_int_mode): New fuction.
16459 * combine.c (find_split_point): Use it.
16460 (combine_simplify_rtx): Likewise.
16461 (simplify_if_then_else): Likewise.
16462 (simplify_set): Likewise.
16463 (simplify_shift_const_1): Likewise.
16464 (simplify_comparison): Likewise.
16465 * config/aarch64/aarch64.c (aarch64_rtx_costs): Likewise.
16466 * cse.c (notreg_cost): Likewise.
16467 (cse_insn): Likewise.
16468 * cselib.c (cselib_lookup_1): Likewise.
16469 * dojump.c (do_jump_1): Likewise.
16470 (do_compare_rtx_and_jump): Likewise.
16471 * dse.c (get_call_args): Likewise.
16472 * dwarf2out.c (rtl_for_decl_init): Likewise.
16473 (native_encode_initializer): Likewise.
16474 * expmed.c (emit_store_flag_1): Likewise.
16475 (emit_store_flag): Likewise.
16476 * expr.c (convert_modes): Likewise.
16477 (store_field): Likewise.
16478 (expand_expr_real_1): Likewise.
16479 * fold-const.c (fold_read_from_constant_string): Likewise.
16480 * gimple-ssa-sprintf.c (get_format_string): Likewise.
16481 * optabs-libfuncs.c (gen_int_libfunc): Likewise.
16482 * optabs.c (expand_binop): Likewise.
16483 (expand_unop): Likewise.
16484 (expand_abs_nojump): Likewise.
16485 (expand_one_cmpl_abs_nojump): Likewise.
16486 * simplify-rtx.c (mode_signbit_p): Likewise.
16487 (val_signbit_p): Likewise.
16488 (val_signbit_known_set_p): Likewise.
16489 (val_signbit_known_clear_p): Likewise.
16490 (simplify_relational_operation_1): Likewise.
16491 * tree.c (vector_type_mode): Likewise.
16493 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16494 Alan Hayward <alan.hayward@arm.com>
16495 David Sherwood <david.sherwood@arm.com>
16497 * machmode.h (smallest_mode_for_size): Fix formatting.
16498 (smallest_int_mode_for_size): New function.
16499 * cfgexpand.c (expand_debug_expr): Use smallest_int_mode_for_size
16500 instead of smallest_mode_for_size.
16501 * combine.c (make_extraction): Likewise.
16502 * config/arc/arc.c (arc_expand_movmem): Likewise.
16503 * config/arm/arm.c (arm_expand_divmod_libfunc): Likewise.
16504 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
16505 * config/s390/s390.c (s390_expand_insv): Likewise.
16506 * config/sparc/sparc.c (assign_int_registers): Likewise.
16507 * config/spu/spu.c (spu_function_value): Likewise.
16508 (spu_function_arg): Likewise.
16509 * coverage.c (get_gcov_type): Likewise.
16510 (get_gcov_unsigned_t): Likewise.
16511 * dse.c (find_shift_sequence): Likewise.
16512 * expmed.c (store_bit_field_1): Likewise.
16513 * expr.c (convert_move): Likewise.
16514 (store_field): Likewise.
16515 * internal-fn.c (expand_arith_overflow): Likewise.
16516 * optabs-query.c (get_best_extraction_insn): Likewise.
16517 * optabs.c (expand_twoval_binop_libfunc): Likewise.
16518 * stor-layout.c (layout_type): Likewise.
16519 (initialize_sizetypes): Likewise.
16520 * targhooks.c (default_get_mask_mode): Likewise.
16521 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Likewise.
16523 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16524 Alan Hayward <alan.hayward@arm.com>
16525 David Sherwood <david.sherwood@arm.com>
16527 * machmode.h (opt_mode::else_blk): New function.
16528 (int_mode_for_mode): Declare.
16529 * stor-layout.c (int_mode_for_mode): Return an opt_scalar_int_mode.
16530 * builtins.c (expand_builtin_signbit): Adjust for new int_mode_for_mode
16532 * cfgexpand.c (expand_debug_expr): Likewise.
16533 * combine.c (gen_lowpart_or_truncate): Likewise.
16534 (gen_lowpart_for_combine): Likewise.
16535 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Likewise.
16536 * config/avr/avr.c (avr_to_int_mode): Likewise.
16537 (avr_out_plus_1): Likewise.
16538 (avr_out_plus): Likewise.
16539 (avr_out_round): Likewise.
16540 * config/i386/i386.c (ix86_split_to_parts): Likewise.
16541 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
16542 (s390_expand_vcond): Likewise.
16543 * config/spu/spu.c (spu_split_immediate): Likewise.
16544 (spu_expand_mov): Likewise.
16545 * dse.c (get_stored_val): Likewise.
16546 * expmed.c (store_bit_field_1): Likewise.
16547 (convert_extracted_bit_field): Use int_mode_for_mode instead of
16549 (extract_bit_field_1): Adjust for new int_mode_for_mode return type.
16550 (extract_low_bits): Likewise.
16551 * expr.c (emit_group_load_1): Likewise. Separate out the BLKmode
16552 handling rather than repeating the check.
16553 (emit_group_store): Likewise.
16554 (emit_move_via_integer): Adjust for new int_mode_for_mode return type.
16555 * optabs.c (expand_absneg_bit): Likewise.
16556 (expand_copysign_absneg): Likewise.
16557 (expand_copysign_bit): Likewise.
16558 * tree-if-conv.c (ifcvt_can_use_mask_load_store): Likewise.
16559 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
16560 * tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise.
16561 * var-tracking.c (prepare_call_arguments): Likewise.
16562 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Use
16563 int_mode_for_mode instead of mode_for_size.
16564 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
16566 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16567 Alan Hayward <alan.hayward@arm.com>
16568 David Sherwood <david.sherwood@arm.com>
16570 * machmode.h (int_mode_for_size): New function.
16571 * builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size
16572 instead of mode_for_size.
16573 * calls.c (save_fixed_argument_area): Likewise. Make use of BLKmode
16575 * combine.c (expand_field_assignment): Use int_mode_for_size
16576 instead of mode_for_size.
16577 (make_extraction): Likewise.
16578 (simplify_shift_const_1): Likewise.
16579 (simplify_comparison): Likewise.
16580 * dojump.c (do_jump): Likewise.
16581 * dwarf2out.c (mem_loc_descriptor): Likewise.
16582 * emit-rtl.c (init_derived_machine_modes): Likewise.
16583 * expmed.c (flip_storage_order): Likewise.
16584 (convert_extracted_bit_field): Likewise.
16585 * expr.c (copy_blkmode_from_reg): Likewise.
16586 * graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise.
16587 * internal-fn.c (expand_mul_overflow): Likewise.
16588 * lower-subreg.c (simple_move): Likewise.
16589 * optabs-libfuncs.c (init_optabs): Likewise.
16590 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
16591 * tree.c (vector_type_mode): Likewise.
16592 * tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
16593 * tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise.
16594 * tree-vect-generic.c (expand_vector_parallel): Likewise.
16595 * tree-vect-stmts.c (vectorizable_load): Likewise.
16596 (vectorizable_store): Likewise.
16598 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16599 Alan Hayward <alan.hayward@arm.com>
16600 David Sherwood <david.sherwood@arm.com>
16602 * coretypes.h (pod_mode): New type.
16603 (scalar_int_mode_pod): New typedef.
16604 * machmode.h (pod_mode): New class.
16605 (int_n_data_t::m): Change type to scalar_int_mode_pod.
16606 * genmodes.c (emit_mode_int_n): Update accordingly.
16607 * lower-subreg.h (target_lower_subreg): Change type to
16608 scalar_int_mode_pod.
16609 * gdbhooks.py (build_pretty_printer): Handle pod_mode and
16610 scalar_int_mode_pod.
16612 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16613 Alan Hayward <alan.hayward@arm.com>
16614 David Sherwood <david.sherwood@arm.com>
16616 * config/powerpcspe/powerpcspe.h (rs6000_pmode): Change type from
16617 machine_mode to scalar_int_mode.
16618 * config/powerpcspe/powerpcspe.c (rs6000_pmode): Likewise.
16619 (rs6000_option_override_internal): Remove cast to int.
16620 * config/rs6000/rs6000.h (rs6000_pmode): Change type from
16621 machine_mode to scalar_int_mode.
16622 * config/rs6000/rs6000.c (rs6000_pmode): Likewise.
16623 (rs6000_option_override_internal): Remove cast to int.
16624 * config/s390/s390.h (Pmode): Remove cast to machine_mode.
16625 * config/epiphany/epiphany.h (RTX_OK_FOR_OFFSET_P): Add cast
16627 * config/s390/s390.c (s390_expand_builtin): Likewise.
16628 * coretypes.h (scalar_int_mode): New type.
16629 (opt_scalar_int_mode): New typedef.
16630 * machmode.h (scalar_int_mode): New class.
16631 (scalar_int_mode::includes_p): New function.
16632 (byte_mode): Change type to scalar_int_mode.
16633 (word_mode): Likewise.
16634 (ptr_mode): Likewise.
16635 * emit-rtl.c (byte_mode): Likewise.
16636 (word_mode): Likewise.
16637 (ptr_mode): Likewise.
16638 (init_derived_machine_modes): Update accordingly.
16639 * genmodes.c (get_mode_class): Return scalar_int_mode for MODE_INT
16640 and MODE_PARTIAL_INT.
16641 * gdbhooks.py (build_pretty_printer): Handle scalar_int_mode and
16642 opt_scalar_int_mode.
16644 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16645 Alan Hayward <alan.hayward@arm.com>
16646 David Sherwood <david.sherwood@arm.com>
16648 * target.def (libgcc_floating_mode_supported_p): Take a
16650 * doc/tm.texi: Regenerate.
16651 * targhooks.h (default_libgcc_floating_mode_supported_p): Take a
16653 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
16654 * config/aarch64/aarch64.c (aarch64_libgcc_floating_mode_supported_p):
16657 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16658 Alan Hayward <alan.hayward@arm.com>
16659 David Sherwood <david.sherwood@arm.com>
16661 * target.def (default_floatn_mode): Return an opt_scalar_float_mode.
16662 * doc/tm.texi: Regenerate.
16663 * config/arm/arm.c (arm_floatn_mode): Return an opt_scalar_float_mode.
16664 * config/powerpcspe/powerpcspe.c (rs6000_floatn_mode): Likewise.
16665 * config/rs6000/rs6000.c (rs6000_floatn_mode): Likewise.
16666 * targhooks.h (default_floatn_mode): Likewise.
16667 * targhooks.c (default_floatn_mode): Likewise.
16668 * tree.c (build_common_tree_nodes): Update accordingly.
16670 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16671 Alan Hayward <alan.hayward@arm.com>
16672 David Sherwood <david.sherwood@arm.com>
16674 * machmode.h (mode_iterator::start): Provide overload for opt_modes.
16675 (mode_iterator::iterate_p): Likewise.
16676 (mode_iterator::get_wider): Likewise.
16677 * expr.c (init_expr_target): Use opt_scalar_float_mode.
16679 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16680 Alan Hayward <alan.hayward@arm.com>
16681 David Sherwood <david.sherwood@arm.com>
16683 * coretypes.h (opt_scalar_float_mode): New typedef.
16684 * machmode.h (float_mode_for_size): New function.
16685 * emit-rtl.c (double_mode): Delete.
16686 (init_emit_once): Use float_mode_for_size.
16687 * stor-layout.c (layout_type): Likewise.
16688 * gdbhooks.py (build_pretty_printer): Handle opt_scalar_float_mode.
16690 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16691 Alan Hayward <alan.hayward@arm.com>
16692 David Sherwood <david.sherwood@arm.com>
16694 * output.h (assemble_real): Take a scalar_float_mode.
16695 * config/arm/arm.c (arm_assemble_integer): Update accordingly.
16696 * config/arm/arm.md (consttable_4): Likewise.
16697 (consttable_8): Likewise.
16698 (consttable_16): Likewise.
16699 * config/mips/mips.md (consttable_float): Likewise.
16700 * config/s390/s390.c (s390_output_pool_entry): Likewise.
16701 * varasm.c (assemble_real): Take a scalar_float_mode.
16702 (output_constant_pool_2): Update accordingly.
16703 (output_constant): Likewise.
16705 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16706 Alan Hayward <alan.hayward@arm.com>
16707 David Sherwood <david.sherwood@arm.com>
16709 * tree.h (SCALAR_FLOAT_TYPE_MODE): New macro.
16710 * builtins.c (expand_builtin_signbit): Use it instead of TYPE_MODE.
16711 * fold-const.c (fold_convert_const_real_from_fixed): Likewise.
16712 (native_encode_real): Likewise.
16713 (native_interpret_real): Likewise.
16714 * hsa-brig.c (emit_immediate_scalar_to_buffer): Likewise.
16715 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
16717 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16718 Alan Hayward <alan.hayward@arm.com>
16719 David Sherwood <david.sherwood@arm.com>
16721 * optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a
16722 <scalar_float_mode>. Simplify.
16723 (gen_extend_conv_libfunc): Likewise.
16725 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16726 Alan Hayward <alan.hayward@arm.com>
16727 David Sherwood <david.sherwood@arm.com>
16729 * coretypes.h (scalar_float_mode): New type.
16730 * machmode.h (mode_traits::from_int): Use machine_mode if
16731 USE_ENUM_MODES is defined.
16732 (is_a): New function.
16734 (dyn_cast): Likewise.
16735 (scalar_float_mode): New class.
16736 (scalar_float_mode::includes_p): New function.
16737 (is_float_mode): Likewise.
16738 * gdbhooks.py (MachineModePrinter): New class.
16739 (build_pretty_printer): Use it for scalar_float_mode.
16740 * real.h (FLOAT_MODE_FORMAT): Use as_a <scalar_float_mode>.
16741 (format_helper::format_helper): Turn into a template.
16742 * genmodes.c (get_mode_class): New function.
16743 (emit_insn_modes_h): Give modes the class returned by get_mode_class,
16744 or machine_mode if none.
16745 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Use
16746 as_a <scalar_float_mode>.
16747 * dwarf2out.c (mem_loc_descriptor): Likewise.
16748 (insert_float): Likewise.
16749 (add_const_value_attribute): Likewise.
16750 * simplify-rtx.c (simplify_immed_subreg): Likewise.
16751 * optabs.c (expand_absneg_bit): Take a scalar_float_mode.
16752 (expand_unop): Update accordingly.
16753 (expand_abs_nojump): Likewise.
16754 (expand_copysign_absneg): Take a scalar_float_mode.
16755 (expand_copysign_bit): Likewise.
16756 (expand_copysign): Update accordingly.
16758 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16759 Alan Hayward <alan.hayward@arm.com>
16760 David Sherwood <david.sherwood@arm.com>
16762 * coretypes.h (opt_mode): New class.
16763 * machmode.h (opt_mode): Likewise.
16764 (opt_mode::else_void): New function.
16765 (opt_mode::require): Likewise.
16766 (opt_mode::exists): Likewise.
16767 (GET_MODE_WIDER_MODE): Turn into a function and return an opt_mode.
16768 (GET_MODE_2XWIDER_MODE): Likewise.
16769 (mode_iterator::get_wider): Update accordingly.
16770 (mode_iterator::get_2xwider): Likewise.
16771 (mode_iterator::get_known_wider): Likewise, turning into a template.
16772 * combine.c (make_extraction): Update use of GET_MODE_WIDER_MODE,
16773 forcing a wider mode to exist.
16774 * config/cr16/cr16.h (LONG_REG_P): Likewise.
16775 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
16776 * config/c6x/c6x.c (c6x_rtx_costs): Update use of
16777 GET_MODE_2XWIDER_MODE, forcing a wider mode to exist.
16778 * lower-subreg.c (init_lower_subreg): Likewise.
16779 * optabs-libfuncs.c (init_sync_libfuncs_1): Likewise, but not
16780 on the final iteration.
16781 * config/i386/i386.c (ix86_expand_set_or_movmem): Check whether
16782 a wider mode exists before asking for a move pattern.
16783 (get_mode_wider_vector): Update use of GET_MODE_WIDER_MODE,
16784 forcing a wider mode to exist.
16785 (expand_vselect_vconcat): Update use of GET_MODE_2XWIDER_MODE,
16786 returning false if no such mode exists.
16787 * config/ia64/ia64.c (expand_vselect_vconcat): Likewise.
16788 * config/mips/mips.c (mips_expand_vselect_vconcat): Likewise.
16789 * expmed.c (init_expmed_one_mode): Update use of GET_MODE_WIDER_MODE.
16790 Avoid checking for a MODE_INT if we already know the mode is not a
16792 (extract_high_half): Update use of GET_MODE_WIDER_MODE,
16793 forcing a wider mode to exist.
16794 (expmed_mult_highpart_optab): Likewise.
16795 (expmed_mult_highpart): Likewise.
16796 * expr.c (expand_expr_real_2): Update use of GET_MODE_WIDER_MODE,
16798 * lto-streamer-in.c (lto_input_mode_table): Likewise.
16799 * optabs-query.c (find_widening_optab_handler_and_mode): Likewise.
16800 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
16801 * internal-fn.c (expand_mul_overflow): Update use of
16802 GET_MODE_2XWIDER_MODE.
16803 * omp-low.c (omp_clause_aligned_alignment): Likewise.
16804 * tree-ssa-math-opts.c (convert_mult_to_widen): Update use of
16805 GET_MODE_WIDER_MODE.
16806 (convert_plusminus_to_widen): Likewise.
16807 * tree-switch-conversion.c (array_value_type): Likewise.
16808 * var-tracking.c (emit_note_insn_var_location): Likewise.
16809 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
16810 Return false inside rather than outside the loop if no wider mode
16812 * optabs.c (expand_binop): Update use of GET_MODE_WIDER_MODE
16813 and GET_MODE_2XWIDER_MODE
16814 (can_compare_p): Use else_void.
16815 * gdbhooks.py (OptMachineModePrinter): New class.
16816 (build_pretty_printer): Use it for opt_mode.
16818 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16819 Alan Hayward <alan.hayward@arm.com>
16820 David Sherwood <david.sherwood@arm.com>
16822 * tree-switch-conversion.c (array_value_type): Only read TYPE_MODE
16823 once. Use get_narrowest_mode instead of GET_CLASS_NARROWEST_MODE.
16825 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16826 Alan Hayward <alan.hayward@arm.com>
16827 David Sherwood <david.sherwood@arm.com>
16829 * machmode.h (mode_traits): New structure.
16830 (get_narrowest_mode): New function.
16831 (mode_iterator::start): Likewise.
16832 (mode_iterator::iterate_p): Likewise.
16833 (mode_iterator::get_wider): Likewise.
16834 (mode_iterator::get_known_wider): Likewise.
16835 (mode_iterator::get_2xwider): Likewise.
16836 (FOR_EACH_MODE_IN_CLASS): New mode iterator.
16837 (FOR_EACH_MODE): Likewise.
16838 (FOR_EACH_MODE_FROM): Likewise.
16839 (FOR_EACH_MODE_UNTIL): Likewise.
16840 (FOR_EACH_WIDER_MODE): Likewise.
16841 (FOR_EACH_2XWIDER_MODE): Likewise.
16842 * builtins.c (expand_builtin_strlen): Use new mode iterators.
16843 * combine.c (simplify_comparison): Likewise
16844 * config/i386/i386.c (type_natural_mode): Likewise.
16845 * cse.c (cse_insn): Likewise.
16846 * dse.c (find_shift_sequence): Likewise.
16847 * emit-rtl.c (init_derived_machine_modes): Likewise.
16848 (init_emit_once): Likewise.
16849 * explow.c (hard_function_value): Likewise.
16850 * expmed.c (extract_fixed_bit_field_1): Likewise.
16851 (extract_bit_field_1): Likewise.
16852 (expand_divmod): Likewise.
16853 (emit_store_flag_1): Likewise.
16854 * expr.c (init_expr_target): Likewise.
16855 (convert_move): Likewise.
16856 (alignment_for_piecewise_move): Likewise.
16857 (widest_int_mode_for_size): Likewise.
16858 (emit_block_move_via_movmem): Likewise.
16859 (copy_blkmode_to_reg): Likewise.
16860 (set_storage_via_setmem): Likewise.
16861 (compress_float_constant): Likewise.
16862 * omp-low.c (omp_clause_aligned_alignment): Likewise.
16863 * optabs-query.c (get_best_extraction_insn): Likewise.
16864 * optabs.c (expand_binop): Likewise.
16865 (expand_twoval_unop): Likewise.
16866 (expand_twoval_binop): Likewise.
16867 (widen_leading): Likewise.
16868 (widen_bswap): Likewise.
16869 (expand_parity): Likewise.
16870 (expand_unop): Likewise.
16871 (prepare_cmp_insn): Likewise.
16872 (prepare_float_lib_cmp): Likewise.
16873 (expand_float): Likewise.
16874 (expand_fix): Likewise.
16875 (expand_sfix_optab): Likewise.
16876 * postreload.c (move2add_use_add2_insn): Likewise.
16877 * reg-stack.c (reg_to_stack): Likewise.
16878 * reginfo.c (choose_hard_reg_mode): Likewise.
16879 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
16880 * stor-layout.c (mode_for_size): Likewise.
16881 (smallest_mode_for_size): Likewise.
16882 (mode_for_vector): Likewise.
16883 (finish_bitfield_representative): Likewise.
16884 * tree-ssa-math-opts.c (target_supports_divmod_p): Likewise.
16885 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
16886 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16887 * var-tracking.c (prepare_call_arguments): Likewise.
16889 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16890 Alan Hayward <alan.hayward@arm.com>
16891 David Sherwood <david.sherwood@arm.com>
16893 * genconditions.c (write_header): Add a "#define USE_ENUM_MODES".
16894 * genmodes.c (emit_insn_modes_h): Define FOOmode to E_FOOmode if
16895 USE_ENUM_MODES is defined and to ((void) 0, E_FOOmode) otherwise.
16896 * machmode.h (mode_size): Move earlier in file.
16897 (mode_precision): Likewise.
16898 (mode_inner): Likewise.
16899 (mode_nunits): Likewise.
16900 (mode_unit_size): Likewise.
16901 (unit_unit_precision): Likewise.
16902 (mode_wider): Likewise.
16903 (mode_2xwider): Likewise.
16904 (machine_mode): New class.
16905 (mode_to_bytes): New function.
16906 (mode_to_bits): Likewise.
16907 (mode_to_precision): Likewise.
16908 (mode_to_inner): Likewise.
16909 (mode_to_unit_size): Likewise.
16910 (mode_to_unit_precision): Likewise.
16911 (mode_to_nunits): Likewise.
16912 (GET_MODE_SIZE): Use mode_to_bytes.
16913 (GET_MODE_BITSIZE): Use mode_to_bits.
16914 (GET_MODE_PRECISION): Use mode_to_precision.
16915 (GET_MODE_INNER): Use mode_to_inner.
16916 (GET_MODE_UNIT_SIZE): Use mode_to_unit_size.
16917 (GET_MODE_UNIT_PRECISION): Use mode_to_unit_precision.
16918 (GET_MODE_NUNITS): Use mode_to_nunits.
16919 * system.h (ALWAYS_INLINE): New macro.
16920 * config/powerpcspe/powerpcspe-c.c
16921 (altivec_resolve_overloaded_builtin): Use machine_mode instead of
16922 int for arg1_mode and arg2_mode.
16924 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16925 Alan Hayward <alan.hayward@arm.com>
16926 David Sherwood <david.sherwood@arm.com>
16928 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
16929 Prefix mode names with E_ in case statements.
16930 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16931 * config/aarch64/aarch64.c (aarch64_split_simd_combine): Likewise.
16932 (aarch64_split_simd_move): Likewise.
16933 (aarch64_gen_storewb_pair): Likewise.
16934 (aarch64_gen_loadwb_pair): Likewise.
16935 (aarch64_gen_store_pair): Likewise.
16936 (aarch64_gen_load_pair): Likewise.
16937 (aarch64_get_condition_code_1): Likewise.
16938 (aarch64_constant_pool_reload_icode): Likewise.
16939 (get_rsqrte_type): Likewise.
16940 (get_rsqrts_type): Likewise.
16941 (get_recpe_type): Likewise.
16942 (get_recps_type): Likewise.
16943 (aarch64_gimplify_va_arg_expr): Likewise.
16944 (aarch64_simd_container_mode): Likewise.
16945 (aarch64_emit_load_exclusive): Likewise.
16946 (aarch64_emit_store_exclusive): Likewise.
16947 (aarch64_expand_compare_and_swap): Likewise.
16948 (aarch64_gen_atomic_cas): Likewise.
16949 (aarch64_emit_bic): Likewise.
16950 (aarch64_emit_atomic_swap): Likewise.
16951 (aarch64_emit_atomic_load_op): Likewise.
16952 (aarch64_evpc_trn): Likewise.
16953 (aarch64_evpc_uzp): Likewise.
16954 (aarch64_evpc_zip): Likewise.
16955 (aarch64_evpc_ext): Likewise.
16956 (aarch64_evpc_rev): Likewise.
16957 (aarch64_evpc_dup): Likewise.
16958 (aarch64_gen_ccmp_first): Likewise.
16959 (aarch64_gen_ccmp_next): Likewise.
16960 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
16961 (alpha_emit_xfloating_libcall): Likewise.
16962 (emit_insxl): Likewise.
16963 (alpha_arg_type): Likewise.
16964 * config/arc/arc.c (arc_vector_mode_supported_p): Likewise.
16965 (arc_preferred_simd_mode): Likewise.
16966 (arc_secondary_reload): Likewise.
16967 (get_arc_condition_code): Likewise.
16968 (arc_print_operand): Likewise.
16969 (arc_legitimate_constant_p): Likewise.
16970 * config/arc/arc.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16971 * config/arc/arc.md (casesi_load): Likewise.
16972 (casesi_compact_jump): Likewise.
16973 * config/arc/predicates.md (proper_comparison_operator): Likewise.
16974 (cc_use_register): Likewise.
16975 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16976 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
16977 (arm_init_iwmmxt_builtins): Likewise.
16978 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
16979 (neon_expand_vector_init): Likewise.
16980 (arm_attr_length_move_neon): Likewise.
16981 (maybe_get_arm_condition_code): Likewise.
16982 (arm_emit_vector_const): Likewise.
16983 (arm_preferred_simd_mode): Likewise.
16984 (arm_output_iwmmxt_tinsr): Likewise.
16985 (thumb1_output_casesi): Likewise.
16986 (thumb2_output_casesi): Likewise.
16987 (arm_emit_load_exclusive): Likewise.
16988 (arm_emit_store_exclusive): Likewise.
16989 (arm_expand_compare_and_swap): Likewise.
16990 (arm_evpc_neon_vuzp): Likewise.
16991 (arm_evpc_neon_vzip): Likewise.
16992 (arm_evpc_neon_vrev): Likewise.
16993 (arm_evpc_neon_vtrn): Likewise.
16994 (arm_evpc_neon_vext): Likewise.
16995 (arm_validize_comparison): Likewise.
16996 * config/arm/neon.md (neon_vc<cmp_op><mode>): Likewise.
16997 * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
16998 * config/avr/avr.c (avr_rtx_costs_1): Likewise.
16999 * config/c6x/c6x.c (c6x_vector_mode_supported_p): Likewise.
17000 (c6x_preferred_simd_mode): Likewise.
17001 * config/epiphany/epiphany.c (get_epiphany_condition_code): Likewise.
17002 (epiphany_rtx_costs): Likewise.
17003 * config/epiphany/predicates.md (proper_comparison_operator):
17005 * config/frv/frv.c (condexec_memory_operand): Likewise.
17006 (frv_emit_move): Likewise.
17007 (output_move_single): Likewise.
17008 (output_condmove_single): Likewise.
17009 (frv_hard_regno_mode_ok): Likewise.
17010 (frv_matching_accg_mode): Likewise.
17011 * config/h8300/h8300.c (split_adds_subs): Likewise.
17012 (h8300_rtx_costs): Likewise.
17013 (h8300_print_operand): Likewise.
17014 (compute_mov_length): Likewise.
17015 (output_logical_op): Likewise.
17016 (compute_logical_op_length): Likewise.
17017 (compute_logical_op_cc): Likewise.
17018 (h8300_shift_needs_scratch_p): Likewise.
17019 (output_a_shift): Likewise.
17020 (compute_a_shift_length): Likewise.
17021 (compute_a_shift_cc): Likewise.
17022 (expand_a_rotate): Likewise.
17023 (output_a_rotate): Likewise.
17024 * config/i386/i386.c (classify_argument): Likewise.
17025 (function_arg_advance_32): Likewise.
17026 (function_arg_32): Likewise.
17027 (function_arg_64): Likewise.
17028 (function_value_64): Likewise.
17029 (ix86_gimplify_va_arg): Likewise.
17030 (ix86_legitimate_constant_p): Likewise.
17031 (put_condition_code): Likewise.
17032 (split_double_mode): Likewise.
17033 (ix86_avx256_split_vector_move_misalign): Likewise.
17034 (ix86_expand_vector_logical_operator): Likewise.
17035 (ix86_split_idivmod): Likewise.
17036 (ix86_expand_adjust_ufix_to_sfix_si): Likewise.
17037 (ix86_build_const_vector): Likewise.
17038 (ix86_build_signbit_mask): Likewise.
17039 (ix86_match_ccmode): Likewise.
17040 (ix86_cc_modes_compatible): Likewise.
17041 (ix86_expand_branch): Likewise.
17042 (ix86_expand_sse_cmp): Likewise.
17043 (ix86_expand_sse_movcc): Likewise.
17044 (ix86_expand_int_sse_cmp): Likewise.
17045 (ix86_expand_vec_perm_vpermi2): Likewise.
17046 (ix86_expand_vec_perm): Likewise.
17047 (ix86_expand_sse_unpack): Likewise.
17048 (ix86_expand_int_addcc): Likewise.
17049 (ix86_split_to_parts): Likewise.
17050 (ix86_vectorize_builtin_gather): Likewise.
17051 (ix86_vectorize_builtin_scatter): Likewise.
17052 (avx_vpermilp_parallel): Likewise.
17053 (inline_memory_move_cost): Likewise.
17054 (ix86_tieable_integer_mode_p): Likewise.
17055 (x86_maybe_negate_const_int): Likewise.
17056 (ix86_expand_vector_init_duplicate): Likewise.
17057 (ix86_expand_vector_init_one_nonzero): Likewise.
17058 (ix86_expand_vector_init_one_var): Likewise.
17059 (ix86_expand_vector_init_concat): Likewise.
17060 (ix86_expand_vector_init_interleave): Likewise.
17061 (ix86_expand_vector_init_general): Likewise.
17062 (ix86_expand_vector_set): Likewise.
17063 (ix86_expand_vector_extract): Likewise.
17064 (emit_reduc_half): Likewise.
17065 (ix86_emit_i387_round): Likewise.
17066 (ix86_mangle_type): Likewise.
17067 (ix86_expand_round_sse4): Likewise.
17068 (expand_vec_perm_blend): Likewise.
17069 (canonicalize_vector_int_perm): Likewise.
17070 (ix86_expand_vec_one_operand_perm_avx512): Likewise.
17071 (expand_vec_perm_1): Likewise.
17072 (expand_vec_perm_interleave3): Likewise.
17073 (expand_vec_perm_even_odd_pack): Likewise.
17074 (expand_vec_perm_even_odd_1): Likewise.
17075 (expand_vec_perm_broadcast_1): Likewise.
17076 (ix86_vectorize_vec_perm_const_ok): Likewise.
17077 (ix86_expand_vecop_qihi): Likewise.
17078 (ix86_expand_mul_widen_hilo): Likewise.
17079 (ix86_expand_sse2_abs): Likewise.
17080 (ix86_expand_pextr): Likewise.
17081 (ix86_expand_pinsr): Likewise.
17082 (ix86_preferred_simd_mode): Likewise.
17083 (ix86_simd_clone_compute_vecsize_and_simdlen): Likewise.
17084 * config/i386/sse.md (*andnot<mode>3): Likewise.
17085 (<mask_codefor><code><mode>3<mask_name>): Likewise.
17086 (*<code><mode>3): Likewise.
17087 * config/ia64/ia64.c (ia64_expand_vecint_compare): Likewise.
17088 (ia64_expand_atomic_op): Likewise.
17089 (ia64_arg_type): Likewise.
17090 (ia64_mode_to_int): Likewise.
17091 (ia64_scalar_mode_supported_p): Likewise.
17092 (ia64_vector_mode_supported_p): Likewise.
17093 (expand_vec_perm_broadcast): Likewise.
17094 * config/iq2000/iq2000.c (iq2000_move_1word): Likewise.
17095 (iq2000_function_arg_advance): Likewise.
17096 (iq2000_function_arg): Likewise.
17097 * config/m32c/m32c.c (m32c_preferred_reload_class): Likewise.
17098 * config/m68k/m68k.c (output_dbcc_and_branch): Likewise.
17099 (m68k_libcall_value): Likewise.
17100 (m68k_function_value): Likewise.
17101 (sched_attr_op_type): Likewise.
17102 * config/mcore/mcore.c (mcore_output_move): Likewise.
17103 * config/microblaze/microblaze.c (microblaze_function_arg_advance):
17105 (microblaze_function_arg): Likewise.
17106 * config/mips/mips.c (mips16_build_call_stub): Likewise.
17107 (mips_print_operand): Likewise.
17108 (mips_mode_ok_for_mov_fmt_p): Likewise.
17109 (mips_vector_mode_supported_p): Likewise.
17110 (mips_preferred_simd_mode): Likewise.
17111 (mips_expand_vpc_loongson_even_odd): Likewise.
17112 (mips_expand_vec_unpack): Likewise.
17113 (mips_expand_vi_broadcast): Likewise.
17114 (mips_expand_vector_init): Likewise.
17115 (mips_expand_vec_reduc): Likewise.
17116 (mips_expand_msa_cmp): Likewise.
17117 * config/mips/mips.md (casesi_internal_mips16_<mode>): Likewise.
17118 * config/mn10300/mn10300.c (mn10300_print_operand): Likewise.
17119 (cc_flags_for_mode): Likewise.
17120 * config/msp430/msp430.c (msp430_print_operand): Likewise.
17121 * config/nds32/nds32-md-auxiliary.c (nds32_mem_format): Likewise.
17122 (nds32_output_casesi_pc_relative): Likewise.
17123 * config/nds32/nds32.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
17124 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Likewise.
17125 (nvptx_gen_unpack): Likewise.
17126 (nvptx_gen_pack): Likewise.
17127 (nvptx_gen_shuffle): Likewise.
17128 (nvptx_gen_wcast): Likewise.
17129 (nvptx_preferred_simd_mode): Likewise.
17130 * config/pa/pa.c (pa_secondary_reload): Likewise.
17131 * config/pa/predicates.md (base14_operand): Likewise.
17132 * config/powerpcspe/powerpcspe-c.c
17133 (altivec_resolve_overloaded_builtin): Likewise.
17134 * config/powerpcspe/powerpcspe.c (rs6000_setup_reg_addr_masks):
17136 (rs6000_preferred_simd_mode): Likewise.
17137 (output_vec_const_move): Likewise.
17138 (rs6000_expand_vector_extract): Likewise.
17139 (rs6000_split_vec_extract_var): Likewise.
17140 (reg_offset_addressing_ok_p): Likewise.
17141 (rs6000_legitimate_offset_address_p): Likewise.
17142 (rs6000_legitimize_address): Likewise.
17143 (rs6000_emit_set_const): Likewise.
17144 (rs6000_const_vec): Likewise.
17145 (rs6000_emit_move): Likewise.
17146 (spe_build_register_parallel): Likewise.
17147 (rs6000_darwin64_record_arg_recurse): Likewise.
17148 (swap_selector_for_mode): Likewise.
17149 (spe_init_builtins): Likewise.
17150 (paired_init_builtins): Likewise.
17151 (altivec_init_builtins): Likewise.
17152 (do_load_for_compare): Likewise.
17153 (rs6000_generate_compare): Likewise.
17154 (rs6000_expand_float128_convert): Likewise.
17155 (emit_load_locked): Likewise.
17156 (emit_store_conditional): Likewise.
17157 (rs6000_output_function_epilogue): Likewise.
17158 (rs6000_handle_altivec_attribute): Likewise.
17159 (rs6000_function_value): Likewise.
17160 (emit_fusion_gpr_load): Likewise.
17161 (emit_fusion_p9_load): Likewise.
17162 (emit_fusion_p9_store): Likewise.
17163 * config/powerpcspe/predicates.md (easy_fp_constant): Likewise.
17164 (fusion_gpr_mem_load): Likewise.
17165 (fusion_addis_mem_combo_load): Likewise.
17166 (fusion_addis_mem_combo_store): Likewise.
17167 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
17168 (fusion_gpr_mem_load): Likewise.
17169 (fusion_addis_mem_combo_load): Likewise.
17170 (fusion_addis_mem_combo_store): Likewise.
17171 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17173 * config/rs6000/rs6000-string.c (do_load_for_compare): Likewise.
17174 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
17175 (rs6000_preferred_simd_mode): Likewise.
17176 (output_vec_const_move): Likewise.
17177 (rs6000_expand_vector_extract): Likewise.
17178 (rs6000_split_vec_extract_var): Likewise.
17179 (reg_offset_addressing_ok_p): Likewise.
17180 (rs6000_legitimate_offset_address_p): Likewise.
17181 (rs6000_legitimize_address): Likewise.
17182 (rs6000_emit_set_const): Likewise.
17183 (rs6000_const_vec): Likewise.
17184 (rs6000_emit_move): Likewise.
17185 (rs6000_darwin64_record_arg_recurse): Likewise.
17186 (swap_selector_for_mode): Likewise.
17187 (paired_init_builtins): Likewise.
17188 (altivec_init_builtins): Likewise.
17189 (rs6000_expand_float128_convert): Likewise.
17190 (emit_load_locked): Likewise.
17191 (emit_store_conditional): Likewise.
17192 (rs6000_output_function_epilogue): Likewise.
17193 (rs6000_handle_altivec_attribute): Likewise.
17194 (rs6000_function_value): Likewise.
17195 (emit_fusion_gpr_load): Likewise.
17196 (emit_fusion_p9_load): Likewise.
17197 (emit_fusion_p9_store): Likewise.
17198 * config/rx/rx.c (rx_gen_move_template): Likewise.
17199 (flags_from_mode): Likewise.
17200 * config/s390/predicates.md (s390_alc_comparison): Likewise.
17201 (s390_slb_comparison): Likewise.
17202 * config/s390/s390.c (s390_handle_vectorbool_attribute): Likewise.
17203 (s390_vector_mode_supported_p): Likewise.
17204 (s390_cc_modes_compatible): Likewise.
17205 (s390_match_ccmode_set): Likewise.
17206 (s390_canonicalize_comparison): Likewise.
17207 (s390_emit_compare_and_swap): Likewise.
17208 (s390_branch_condition_mask): Likewise.
17209 (s390_rtx_costs): Likewise.
17210 (s390_secondary_reload): Likewise.
17211 (__SECONDARY_RELOAD_CASE): Likewise.
17212 (s390_expand_cs): Likewise.
17213 (s390_preferred_simd_mode): Likewise.
17214 * config/s390/vx-builtins.md (vec_packsu_u<mode>): Likewise.
17215 * config/sh/sh.c (sh_print_operand): Likewise.
17216 (dump_table): Likewise.
17217 (sh_secondary_reload): Likewise.
17218 * config/sh/sh.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
17219 * config/sh/sh.md (casesi_worker_1): Likewise.
17220 (casesi_worker_2): Likewise.
17221 * config/sparc/predicates.md (icc_comparison_operator): Likewise.
17222 (fcc_comparison_operator): Likewise.
17223 * config/sparc/sparc.c (sparc_expand_move): Likewise.
17224 (emit_soft_tfmode_cvt): Likewise.
17225 (sparc_preferred_simd_mode): Likewise.
17226 (output_cbranch): Likewise.
17227 (sparc_print_operand): Likewise.
17228 (sparc_expand_vec_perm_bmask): Likewise.
17229 (vector_init_bshuffle): Likewise.
17230 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
17231 (spu_vector_mode_supported_p): Likewise.
17232 (spu_expand_insv): Likewise.
17233 (spu_emit_branch_or_set): Likewise.
17234 (spu_handle_vector_attribute): Likewise.
17235 (spu_builtin_splats): Likewise.
17236 (spu_builtin_extract): Likewise.
17237 (spu_builtin_promote): Likewise.
17238 (spu_expand_sign_extend): Likewise.
17239 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
17240 (tilegx_simd_int): Likewise.
17241 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise.
17242 (tilepro_simd_int): Likewise.
17243 * config/v850/v850.c (const_double_split): Likewise.
17244 (v850_print_operand): Likewise.
17245 (ep_memory_offset): Likewise.
17246 * config/vax/vax.c (vax_rtx_costs): Likewise.
17247 (vax_output_int_move): Likewise.
17248 (vax_output_int_add): Likewise.
17249 (vax_output_int_subtract): Likewise.
17250 * config/visium/predicates.md (visium_branch_operator): Likewise.
17251 * config/visium/visium.c (rtx_ok_for_offset_p): Likewise.
17252 (visium_print_operand_address): Likewise.
17253 * config/visium/visium.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
17254 * config/xtensa/xtensa.c (xtensa_mem_offset): Likewise.
17255 (xtensa_expand_conditional_branch): Likewise.
17256 (xtensa_copy_incoming_a7): Likewise.
17257 (xtensa_output_literal): Likewise.
17258 * dfp.c (decimal_real_maxval): Likewise.
17259 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
17261 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17262 Alan Hayward <alan.hayward@arm.com>
17263 David Sherwood <david.sherwood@arm.com>
17265 * genmodes.c (mode_size_inline): Add an E_ prefix to mode names.
17266 (mode_nunits_inline): Likewise.
17267 (mode_inner_inline): Likewise.
17268 (mode_unit_size_inline): Likewise.
17269 (mode_unit_precision_inline): Likewise.
17270 (emit_insn_modes_h): Likewise. Also emit a #define of the
17272 (emit_mode_wider): Add an E_ prefix to mode names.
17273 (emit_mode_complex): Likewise.
17274 (emit_mode_inner): Likewise.
17275 (emit_mode_adjustments): Likewise.
17276 (emit_mode_int_n): Likewise.
17277 * config/aarch64/aarch64-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP)
17278 (v2si_UP, v2sf_UP, v1df_UP, di_UP, df_UP, v16qi_UP, v8hi_UP, v8hf_UP)
17279 (v4si_UP, v4sf_UP, v2di_UP, v2df_UP, ti_UP, oi_UP, ci_UP, xi_UP)
17280 (si_UP, sf_UP, hi_UP, hf_UP, qi_UP): Likewise.
17281 (CRC32_BUILTIN, ENTRY): Likewise.
17282 * config/aarch64/aarch64.c (aarch64_push_regs): Likewise.
17283 (aarch64_pop_regs): Likewise.
17284 (aarch64_process_components): Likewise.
17285 * config/alpha/alpha.c (alpha_emit_conditional_move): Likewise.
17286 * config/arm/arm-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP, v2si_UP)
17287 (v2sf_UP, di_UP, v16qi_UP, v8hi_UP, v8hf_UP, v4si_UP, v4sf_UP)
17288 (v2di_UP, ti_UP, ei_UP, oi_UP, hf_UP, si_UP, void_UP): Likewise.
17289 * config/arm/arm.c (arm_init_libfuncs): Likewise.
17290 * config/i386/i386-builtin-types.awk (ix86_builtin_type_vect_mode):
17292 * config/i386/i386-builtin.def (pcmpestr): Likewise.
17293 (pcmpistr): Likewise.
17294 * config/microblaze/microblaze.c (double_memory_operand): Likewise.
17295 * config/mmix/mmix.c (mmix_output_condition): Likewise.
17296 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
17298 * config/rl78/rl78.c (mduc_regs): Likewise.
17299 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
17300 (htm_expand_builtin): Likewise.
17301 * config/sh/sh.h (REGISTER_NATURAL_MODE): Likewise.
17302 * config/sparc/sparc.c (emit_save_or_restore_regs): Likewise.
17303 * config/xtensa/xtensa.c (print_operand): Likewise.
17304 * expmed.h (NUM_MODE_PARTIAL_INT): Likewise.
17305 (NUM_MODE_VECTOR_INT): Likewise.
17306 * genoutput.c (null_operand): Likewise.
17307 (output_operand_data): Likewise.
17308 * genrecog.c (print_parameter_value): Likewise.
17309 * lra.c (debug_operand_data): Likewise.
17311 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17313 * dwarf2out.c (scompare_loc_descriptor_wide)
17314 (scompare_loc_descriptor_narrow): New functions, split out from...
17315 (scompare_loc_descriptor): ...here.
17316 * expmed.c (emit_store_flag_int): New function, split out from...
17317 (emit_store_flag): ...here.
17319 2017-08-30 Richard Biener <rguenther@suse.de>
17321 * dwarf2out.c (dwarf2out_finish): Remove setting AT_pubnames.
17322 (dwarf2out_early_finish): Move setting of AT_pubnames from
17323 early debug output to early finish.
17325 2017-08-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
17327 * gcc/config/msp430/msp430.h: Pass -mcode/data-region to the linker
17328 and -mdata-region to the assembler.
17330 2017-08-30 Richard Biener <rguenther@suse.de>
17332 * dwarf2out.c (add_dwarf_attr): Check we don't add duplicate
17334 (gen_subprogram_die): Add DW_AT_object_pointer only early.
17335 (dwarf2out_early_global_decl): Only generate a DIE for the
17336 abstract origin if it doesn't already exist or is a declaration DIE.
17337 (resolve_addr): Do not add the linkage name twice when
17338 generating a stub DIE for the DW_TAG_GNU_call_site target.
17340 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17342 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17343 Use machine_mode rather than int for arg1_mode.
17345 2017-08-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17348 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Insure
17349 that the second argument of the built-in functions to unpack
17350 128-bit scalar types to 64-bit values is 0 or 1. Change to use a
17351 switch statement instead a lot of if statements.
17352 * config/rs6000/rs6000.md (unpack<mode>, FMOVE128_VSX iterator):
17353 Allow 64-bit values to be in Altivec registers as well as
17354 traditional floating point registers.
17355 (pack<mode>, FMOVE128_VSX iterator): Likewise.
17357 2017-08-29 Alexander Monakov <amonakov@ispras.ru>
17359 * ira-costs.c (record_address_regs): Handle both operands of PLUS for
17360 MAX_REGS_PER_ADDRESS == 1.
17362 2017-08-29 Uros Bizjak <ubizjak@gmail.com>
17364 * config/i386/i386.opt (flag_fentry): Do not init to -1.
17365 * config/i386/i386.c (ix86_option_override_internal): Simplify
17366 setting of opts->x_flag_entry.
17368 2017-08-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17369 Jakub Jelinek <jakub@redhat.com>
17370 Richard Biener <rguenther@suse.de>
17372 PR tree-optimization/81503
17373 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure
17374 folded constant fits in the target type; reorder tests for clarity.
17376 2017-08-29 Martin Liska <mliska@suse.cz>
17378 * passes.def: Include pass_lower_switch.
17379 * stmt.c (dump_case_nodes): Remove and move to
17380 tree-switch-conversion.
17381 (case_values_threshold): Likewise.
17382 (expand_switch_as_decision_tree_p): Likewise.
17383 (emit_case_decision_tree): Likewise.
17384 (expand_case): Likewise.
17385 (balance_case_nodes): Likewise.
17386 (node_has_low_bound): Likewise.
17387 (node_has_high_bound): Likewise.
17388 (node_is_bounded): Likewise.
17389 (emit_case_nodes): Likewise.
17390 (struct simple_case_node): New struct.
17391 (add_case_node): Remove.
17392 (emit_case_dispatch_table): Use vector instead of case_list.
17393 (reset_out_edges_aux): Remove.
17394 (compute_cases_per_edge): Likewise.
17395 (expand_case): Build list of simple_case_node.
17396 (expand_sjlj_dispatch_table): Use it.
17397 * tree-switch-conversion.c (struct case_node): Moved from
17398 stmt.c and adjusted.
17399 (emit_case_nodes): Likewise.
17400 (node_has_low_bound): Likewise.
17401 (node_has_high_bound): Likewise.
17402 (node_is_bounded): Likewise.
17403 (case_values_threshold): Likewise.
17404 (reset_out_edges_aux): Likewise.
17405 (compute_cases_per_edge): Likewise.
17406 (add_case_node): Likewise.
17407 (dump_case_nodes): Likewise.
17408 (balance_case_nodes): Likewise.
17409 (expand_switch_as_decision_tree_p): Likewise.
17410 (emit_jump): Likewise.
17411 (emit_case_decision_tree): Likewise.
17412 (try_switch_expansion): Likewise.
17413 (do_jump_if_equal): Likewise.
17414 (emit_cmp_and_jump_insns): Likewise.
17415 (fix_phi_operands_for_edge): New function.
17416 (record_phi_operand_mapping): Likewise.
17417 (class pass_lower_switch): New pass.
17418 (pass_lower_switch::execute): New function.
17419 (make_pass_lower_switch): Likewise.
17420 (conditional_probability):
17421 * timevar.def: Add TV_TREE_SWITCH_LOWERING.
17422 * tree-pass.h: Add make_pass_lower_switch.
17424 2017-08-29 Jozef Lawrynowicz <jozef.l@somniumtech.com>
17427 * gcc/config/msp430/msp430.c (msp430_attr): Mark interrupt
17430 2017-08-29 Richard Biener <rguenther@suse.de>
17432 * dwarf2out.c (add_dwarf_attr): When checking is enabled verify
17433 we do not add a DW_AT_inline attribute twice.
17434 (gen_subprogram_die): Remove code setting DW_AT_inline on
17435 DECL_ABSTRACT_P nodes.
17437 2017-08-29 Richard Sandiford <richard.sandiford@linaro.org>
17439 * gimplify.c (gimplify_call_expr): Copy the nothrow flag to
17440 calls to internal functions.
17441 (gimplify_modify_expr): Likewise.
17442 * tree-call-cdce.c (use_internal_fn): Likewise.
17443 * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
17444 (convert_to_divmod): Set the nothrow flag.
17445 * tree-if-conv.c (predicate_mem_writes): Likewise.
17446 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
17447 (vectorizable_call): Likewise.
17448 (vectorizable_store): Likewise.
17449 (vectorizable_load): Likewise.
17450 * tree-vect-patterns.c (vect_recog_pow_pattern): Likewise.
17451 (vect_recog_mask_conversion_pattern): Likewise.
17453 2017-08-29 Martin Liska <mliska@suse.cz>
17456 * gcc.c (driver_handle_option): Add new argument.
17457 * opts-common.c (handle_option): Pass
17458 target_option_override_hook.
17459 * opts-global.c (lang_handle_option): Add new option.
17460 (set_default_handlers): Add new argument.
17461 (decode_options): Likewise.
17462 * opts.c (target_handle_option): Likewise.
17463 (common_handle_option): Call target_option_override_hook.
17464 * opts.h (struct cl_option_handler_func): Add hook for
17465 target option override.
17466 (struct cl_option_handlers): Likewise.
17467 (set_default_handlers): Add new argument.
17468 (decode_options): Likewise.
17469 (common_handle_option): Likewise.
17470 (target_handle_option): Likewise.
17471 * toplev.c (toplev::main): Pass targetm.target_option.override
17474 2017-08-29 Richard Biener <rguenther@suse.de>
17475 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
17477 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Properly confine
17478 life to the active subtree.
17480 2017-08-28 Jeff Law <law@redhat.com>
17482 * tree-ssa-dom.c (edge_info::record_simple_equiv): Call
17483 derive_equivalences.
17484 (derive_equivalences_from_bit_ior, record_temporary_equivalences):
17485 Code moved into....
17486 (edge_info::derive_equivalences): New private member function
17488 * tree-ssa-dom.c (class edge_info): Changed from a struct
17489 to a class. Add ctor/dtor, methods and data members.
17490 (edge_info::edge_info): Renamed from allocate_edge_info.
17491 Initialize additional members.
17492 (edge_info::~edge_info): New.
17493 (free_dom_edge_info): Delete the edge info.
17494 (record_edge_info): Use new class & associated member functions.
17495 Tighten forms for testing for edge equivalences.
17496 (record_temporary_equivalences): Iterate over the simple
17497 equivalences rather than assuming there's only one per edge.
17498 (cprop_into_successor_phis): Iterate over the simple
17499 equivalences rather than assuming there's only one per edge.
17500 (optimize_stmt): Use operand_equal_p rather than pointer
17501 equality for mini-DSE code.
17503 2017-08-28 Nathan Sidwell <nathan@acm.org>
17505 * gcc.c (execute): Fold SIGPIPE handling into switch
17506 statement. Adjust internal error message.
17508 2017-08-28 Richard Biener <rguenther@suse.de>
17511 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
17512 Do nothing for removed DIEs.
17514 2017-08-28 Richard Biener <rguenther@suse.de>
17516 PR tree-optimization/81977
17517 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
17520 2017-08-28 Alexander Monakov <amonakov@ispras.ru>
17523 * doc/md.texi (mem_thread_fence): Remove mention of mode. Rewrite.
17524 * optabs.c (expand_mem_thread_fence): Emit a compiler barrier when
17525 using targetm.gen_mem_thread_fence.
17527 2017-08-27 Uros Bizjak <ubizjak@gmail.com>
17530 * config/i386/i386.md (*<btsc><mode>): Change operand 2
17531 predicate to register_operand. Reorder operands.
17532 (*btr<mode>): Ditto.
17533 (*<btsc><mode>_mask): Change operand 3 predicate to register_operand.
17534 (*btr<mode>_mask): Ditto.
17536 2017-08-25 Steven Munroe <munroesj@gcc.gnu.org>
17538 * config.gcc (powerpc*-*-*): Add xmmintrin.h and mm_malloc.h.
17539 * config/rs6000/xmmintrin.h: New file.
17540 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include xmmintrin.h.
17542 2017-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17545 * config/rs6000/rs6000-p8swap.c (find_alignment_op): Add reference
17546 parameter and_insn and return it.
17547 (recombine_lvx_pattern): Insert a copy to ensure availability of
17548 the base register of the copied masking operation at the point of
17549 the instruction replacement.
17550 (recombine_stvx_pattern): Likewise.
17552 2017-08-25 Michael Meissner <meissner@linux.vnet.ibm.com>
17554 * config/rs6000/rs6000.opt (-mpower9-dform-scalar): Delete
17555 undocumented switches.
17556 (-mpower9-dform-vector): Likewise.
17557 (-mpower9-dform): Likewise.
17558 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Update
17559 comments to delete references to -mpower9-dform* switches.
17560 * config/rs6000/predicates.md (vsx_quad_dform_memory_operand):
17561 Delete reference to -mpower9-dform* switches, test for
17562 -mpower9-vector instead.
17563 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Likewise.
17564 (OTHER_P9_VECTOR_MASKS): Likewise.
17565 (POWERPC_MASKS): Likewise.
17566 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Change
17567 tests against -mpower9-dform* to -mpower9-vector. Delete code
17568 that checked for -mpower9-dform* consistancy with other options.
17569 Add test for -mpower9-misc to enable other power9 switches.
17570 (rs6000_init_hard_regno_mode_ok): Likewise.
17571 (rs6000_option_override_internal): Likewise.
17572 (rs6000_emit_prologue): Likewise.
17573 (rs6000_emit_epilogue): Likewise.
17574 (rs6000_opt_masks): Delete -mpower9-dform-{scalar,vector}.
17575 (rs6000_disable_incompatiable_switches): Delete -mpower9-dform.
17576 (emit_fusion_p9_load): Change tests for -mpower9-dform-scalar
17578 (emit_fusion_p9_store): Likewise.
17579 * config/rs6000/rs6000.h (TARGET_P9_DFORM_SCALAR): Delete
17580 resetting these macros if the assembler does not support ISA 3.0
17582 (TARGET_P9_DFORM_VECTOR): Likewise.
17583 * config/rs6000/rs6000.md (peepholes to optimize altivec memory):
17584 Change to use -mpower9-vector instead of -mpower9-dform-scalar.
17586 2017-08-25 Alan Modra <amodra@gmail.com>
17588 PR rtl-optimization/81747
17589 * cse.c (cse_extended_basic_block): Don't attempt to record
17590 equivalences for degenerate conditional branches that branch
17591 to their fall-through.
17593 2017-08-24 Martin Sebor <msebor@redhat.com>
17595 PR middle-end/81908
17596 * gimple-fold.c (size_must_be_zero_p): New function.
17597 (gimple_fold_builtin_memory_op): Call it.
17599 2017-08-24 Steven Munroe <munroesj@gcc.gnu.org>
17601 * config/rs6000/mm_malloc.h: New file.
17603 2017-08-24 Bin Cheng <bin.cheng@arm.com>
17605 PR tree-optimization/81913
17606 * tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter
17607 analysis when either IVs in condition can wrap.
17609 2017-08-24 Uros Bizjak <ubizjak@gmail.com>
17611 * dwarf2out.c (MAX_ARTIFICIAL_LABEL_BYTES): Increase to 40.
17612 * dwarf2cfi.c (MAX_ARTIFICIAL_LABEL_BYTES): Remove.
17614 2017-08-24 Richard Biener <rguenther@suse.de>
17617 * targhooks.c (default_target_can_inline_p): Properly
17618 use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET
17619 is present and always compare.
17620 * config/i386/i386.c (ix86_valid_target_attribute_tree): Do not
17621 infer -mfpmath=sse from TARGET_SSE_P.
17622 (ix86_can_inline_p): Properly use target_option_default_node when
17623 no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare.
17625 2017-08-24 Richard Biener <rguenther@suse.de>
17628 * dwarf2out.c (output_die): Handle flag_generate_offload like
17630 (output_comp_unit): Likewise.
17631 (gen_array_type_die): Likewise.
17632 (dwarf2out_early_finish): Likewise.
17633 (note_variable_value_in_expr): Likewise.
17634 (dwarf2out_finish): Likewise. Adjust assert.
17635 * cgraphunit.c (symbol_table::compile): Move setting of
17636 flag_generate_offload earlier ...
17637 (symbol_table::finalize_compilation_unit): ... here, before
17638 early debug finalization.
17640 2017-08-24 Richard Biener <rguenther@suse.de>
17642 * config/i386/i386.c: Include symbol-summary.h, ipa-prop.h
17643 and ipa-fnsummary.h.
17644 (ix86_can_inline_p): When ix86_fpmath flags do not match
17645 check whether the callee uses FP math at all.
17647 2017-08-24 Aldy Hernandez <aldyh@redhat.com>
17649 PR middle-end/81931
17650 * tree-ssanames.c (get_nonzero_bits): Use element_precision
17651 instead of TYPE_PRECISION.
17653 2017-08-24 Richard Sandiford <richard.sandiford@linaro.org>
17654 Alan Hayward <alan.hayward@arm.com>
17655 David Sherwood <david.sherwood@arm.com>
17657 * combine.c (make_extraction): Use subreg_offset_from_lsb.
17659 2017-08-23 Daniel Santos <daniel.santos@pobox.com>
17661 * config/i386/i386.h (ix86_frame::stack_realign_allocate_offset):
17663 (ix86_frame::stack_realign_allocate): New field.
17664 (struct machine_frame_state): Modify comments.
17665 (machine_frame_state::sp_realigned_fp_end): New field.
17666 * config/i386/i386.c (ix86_compute_frame_layout): Rework stack frame
17667 layout calculation.
17668 (sp_valid_at): Add assertion to assure no attempt to access invalid
17669 offset of a realigned stack.
17670 (fp_valid_at): Likewise.
17671 (choose_baseaddr): Modify comments.
17672 (ix86_emit_outlined_ms2sysv_save): Adjust to changes in
17673 ix86_expand_prologue.
17674 (ix86_expand_prologue): Modify stack realignment and allocation.
17675 (ix86_expand_epilogue): Modify comments.
17676 * doc/sourcebuild.texi: Add documentation for target selectors avx2,
17677 avx2_runtime, avx512f, and avx512f_runtime.
17679 2017-08-23 Uros Bizjak <ubizjak@gmail.com>
17681 * config/i386/i386.opt: Remove unneeded Init(0) initializations.
17682 (mstackrealign): Do not init to -1.
17683 * config/i386/i386.c (ix86_option_override_internal):
17684 Check opts_set, not opts when setting default value of
17685 opts->x_ix86_force_align_arg_pointer.
17687 2017-08-23 Richard Biener <rguenther@suse.de>
17689 * function.c (fndecl_name): Use verbosity 1 (no arguments) for
17690 lang_hooks.decl_printable_name.
17691 * print-rtl-function.c (print_rtx_function): Likewise.
17692 * tree-pretty-print.c (dump_function_header): Likewise.
17694 2017-08-23 Richard Biener <rguenther@suse.de>
17697 * dwarf2out.c (dwarf2out_abstract_function): Handle LTO with
17698 -g0 at compile-time.
17700 2017-08-23 Tamar Christina <tamar.christina@arm.com>
17702 PR middle-end/19706
17703 * doc/sourcebuild.texi (Other hardware attributes):
17706 2017-08-23 Tamar Christina <tamar.christina@arm.com>
17708 PR middle-end/19706
17709 * tree-ssa-math-opts.c (convert_expand_mult_copysign):
17710 Fix single-use check.
17712 2017-08-23 Thomas Preud'homme <thomas.preudhomme@arm.com>
17714 * gcc.c (execute): Only test for SIGKILL and SIGQUIT if available.
17716 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
17718 * doc/install.texi: Modify to add more details on running selected
17721 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
17723 * config/i386/i386.c (ix86_option_override_internal): Error when -mx32
17724 is combined with -mabi=ms.
17725 (ix86_function_type_abi): Limit errors for mixing -mx32 with attribute
17728 2017-08-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17730 PR tree-optimization/81488
17731 * gimple-ssa-strength-reduction (struct slsr_cand_d): Add visited
17732 and cached_basis fields.
17733 (MAX_SPREAD): New constant.
17734 (alloc_cand_and_find_basis): Initialize new fields.
17735 (clear_visited): New function.
17736 (create_phi_basis_1): Rename from create_phi_basis, set visited
17737 and cached_basis fields.
17738 (create_phi_basis): New wrapper function.
17739 (phi_add_costs_1): Rename from phi_add_costs, add spread
17740 parameter, set visited field, short-circuit when limits reached.
17741 (phi_add_costs): New wrapper function.
17742 (record_phi_increments_1): Rename from record_phi_increments, set
17744 (record_phi_increments): New wrapper function.
17745 (phi_incr_cost_1): Rename from phi_incr_cost, set visited field.
17746 (phi_incr_cost): New wrapper function.
17747 (all_phi_incrs_profitable_1): Rename from
17748 all_phi_incrs_profitable, set visited field.
17749 (all_phi_incrs_profitable): New wrapper function.
17751 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
17752 Alan Hayward <alan.hayward@arm.com>
17753 David Sherwood <david.sherwood@arm.com>
17755 * rtl.h (paradoxical_subreg_p): Define inline, and add a version
17756 that takes the outer and inner modes.
17757 * doc/rtl.texi: Use paradoxical_subreg_p instead of a GET_MODE_SIZE
17758 comparison as the canonical test for a paradoxical subreg.
17759 * combine.c (simplify_set): Use paradoxical_subreg_p.
17760 (make_extraction): Likewise.
17761 (force_to_mode): Likewise.
17762 (rtx_equal_for_field_assignment_p): Likewise.
17763 (gen_lowpart_for_combine): Likewise.
17764 (simplify_comparison): Likewise.
17765 * cse.c (equiv_constant): Likewise.
17766 * expmed.c (store_bit_field_1): Likewise.
17767 * final.c (alter_subreg): Likewise.
17768 * fwprop.c (propagate_rtx): Likewise.
17769 (forward_propagate_subreg): Likewise.
17770 * ira-conflicts.c (ira_build_conflicts): Likewise.
17771 * lower-subreg.c (simplify_gen_subreg_concatn): Likewise.
17772 * lra-constraints.c (curr_insn_transform): Likewise.
17773 (split_reg): Likewise.
17774 * lra-eliminations.c (move_plus_up): Likewise.
17775 (lra_eliminate_regs_1): Likewise.
17776 * recog.c (general_operand): Likewise.
17777 * ree.c (combine_reaching_defs): Likewise.
17778 * reload.c (push_reload): Likewise.
17779 (find_reloads): Likewise.
17780 * reload1.c (elimination_effects): Likewise.
17781 (compute_reload_subreg_offset): Likewise.
17782 (choose_reload_regs): Likewise.
17783 * rtlanal.c (subreg_lsb_1): Likewise.
17784 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
17785 (simplify_subreg): Likewise.
17786 * var-tracking.c (track_loc_p): Likewise.
17787 * emit-rtl.c (byte_lowpart_offset): Likewise.
17788 (paradoxical_subreg_p): Delete out-of-line definition.
17790 2017-08-22 Jeff Law <law@redhat.com>
17792 PR tree-optimization/81741
17793 PR tree-optimization/71947
17794 * tree-ssa-dom.c: Include tree-inline.h.
17795 (record_temporary_equivalences): Only record SSA_NAME = SSA_NAME
17796 equivalences if one is more expensive to compute than the other.
17797 * tree-ssa-scopedtables.h (class const_or_copies): Make
17798 record_const_or_copy_raw method private.
17799 (class avail_exprs_stack): New method simplify_binary_operation.
17800 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Call
17801 avail_exprs_stack::simplify_binary_operation as needed.
17802 (avail_exprs_stack::simplify_binary_operation): New function.
17804 2017-08-22 Sebastian Huber <sebastian.huber@embedded-brains.de>
17806 * config.gcc (powerpc-*-rtems*): Add rs6000/linux64.opt.
17807 * config/rs6000/rtems.h (ASM_PREFERRED_EH_DATA_FORMAT): New define.
17808 (DOT_SYMBOLS): Likewise.
17809 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17810 (RELOCATABLE_NEEDS_FIXUP): Likewise.
17811 (RS6000_ABI_NAME): Likewise.
17812 (TARGET_CMODEL): Likewise.
17813 (TOC_SECTION_ASM_OP): Likewise.
17814 (SET_CMODEL): New macro.
17815 (SUBSUBTARGET_OVERRIDE_OPTIONS): Evaluate cmodel options.
17817 2017-08-22 Richard Biener <rguenther@suse.de>
17819 * tree-inline.c (remap_type_1): Change asserts on TYPE_SIZE[_UNIT]
17820 to allow for free-lang-data replacements similar to verify_type_variant.
17822 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
17823 Alan Hayward <alan.hayward@arm.com>
17824 David Sherwood <david.sherwood@arm.com>
17826 * config/aarch64/aarch64.md (casesi): Use DImode rather than
17827 VOIDmode for the LABEL_REF.
17829 2017-08-22 Richard Biener <rguenther@suse.de>
17831 * tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes.
17833 2017-08-22 Richard Biener <rguenther@suse.de>
17835 * common.opt (feliminate-dwarf2-dups): Ignore.
17836 * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation.
17837 * dwarf2out.c (push_new_compile_unit, pop_compile_unit,
17838 same_die_p_wrap, compute_section_prefix,
17839 is_symbol_die, assign_symbol_names, break_out_includes): Remove.
17840 (comdat_symbol_id, comdat_symbol_number): Likewise.
17841 (cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type):
17843 (check_duplicate_cu, record_comdat_symbol_number): Likewise.
17844 (output_die): Mark unreachable path unreachable.
17845 (dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL.
17846 (dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL.
17847 (dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups.
17848 (dwarf2out_early_finish): Likewise.
17850 2017-08-22 Aldy Hernandez <aldyh@redhat.com>
17852 * wide-int.h (hwi_with_prec::hwi_with_prec): Sign extend.
17854 2017-08-22 Georg-Johann Lay <avr@gjlay.de>
17857 * config/avr/avr.c (avr_handle_addr_attribute): Early return if
17858 not VAR_P. Filter attribute warnings with OPT_Wattributes.
17859 (avr_attribute_table) <io, io_low, address>: Initialize
17860 .decl_required with true.
17862 2017-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17864 * config/rs6000/rs6000-cpus.def (-mvsx-scalar-float): Delete
17865 undocumented debugging options.
17866 (-mvsx-scalar-double): Likewise.
17867 (-mallow-df-permute): Likewise.
17868 (-mvectorize-builtins): Likewise.
17869 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
17870 (rs6000_builtin_vectorized_function): Likewise.
17871 (rs6000_builtin_md_vectorized_function): Likewise.
17872 (rs6000_opt_vars): Likewise.
17874 2017-08-21 Uros Bizjak <ubizjak@gmail.com>
17877 * config/i386/i386.md (*btsq_imm): Rename from *btsq.
17878 (*btrq_imm): Rename from *btrq.
17879 (*btcq_imm): Rename from *btcq.
17880 (btsc): New code attribute.
17881 (*<btsc><mode>): New insn pattern.
17882 (*btr<mode>): Ditto.
17883 (*<btsc><mode>_mask): New insn_and_split pattern.
17884 (*btr<mode>_mask): Ditto.
17886 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
17887 Alan Hayward <alan.hayward@arm.com>
17888 David Sherwood <david.sherwood@arm.com>
17890 * function.c (pad_below): Simplify padding calculation.
17892 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
17893 Alan Hayward <alan.hayward@arm.com>
17894 David Sherwood <david.sherwood@arm.com>
17896 * target.def (function_prologue): Remove frame size argument.
17897 (function_epilogue): Likewise.
17898 * doc/tm.texi: Regenerate.
17899 * final.c (final_start_function): Update call to function_prologue.
17900 (final_end_function): Update call to function_epilogue.
17901 (default_function_pro_epilogue): Remove frame size argument.
17902 * output.h (default_function_pro_epilogue): Likewise.
17903 * config/arm/arm.c (arm_output_function_epilogue): Likewise.
17904 (arm_output_function_prologue): Likewise.
17905 * config/frv/frv.c (frv_function_prologue): Likewise.
17906 (frv_function_epilogue): Likewise.
17907 * config/i386/i386.c (ix86_output_function_epilogue): Likewise.
17908 * config/ia64/ia64.c (ia64_output_function_prologue): Likewise.
17909 (ia64_output_function_epilogue): Likewise.
17910 * config/m32r/m32r.c (m32r_output_function_prologue): Likewise.
17911 (m32r_output_function_epilogue): Likewise.
17912 * config/microblaze/microblaze.c (microblaze_function_prologue)
17913 (microblaze_function_epilogue): Likewise.
17914 * config/mips/mips.c (mips_output_function_prologue): Likewise.
17915 (mips_output_function_epilogue): Likewise.
17916 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Likewise.
17917 (mmix_target_asm_function_epilogue): Likewise.
17918 * config/msp430/msp430.c (msp430_start_function): Likewise.
17919 * config/nds32/nds32.c (nds32_asm_function_prologue): Likewise.
17920 (nds32_asm_function_epilogue): Likewise.
17921 * config/nios2/nios2.c (nios2_asm_function_prologue): Likewise.
17922 * config/pa/pa.c (pa_output_function_prologue): Likewise.
17923 (pa_output_function_epilogue): Likewise.
17924 * config/powerpcspe/powerpcspe.c (rs6000_output_function_prologue)
17925 (rs6000_output_function_epilogue): Likewise.
17926 * config/rl78/rl78.c (rl78_start_function): Likewise.
17927 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Likewise.
17928 (rs6000_output_function_epilogue): Likewise.
17929 * config/rx/rx.c (rx_output_function_prologue): Likewise.
17930 * config/sh/sh.c (sh_output_function_epilogue): Likewise.
17931 * config/sparc/sparc.c (sparc_asm_function_prologue): Likewise.
17932 (sparc_asm_function_epilogue): Likewise.
17934 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
17936 * tree.h (type_has_mode_precision_p): New function.
17937 * convert.c (convert_to_integer_1): Use it.
17938 * expr.c (expand_expr_real_2): Likewise.
17939 (expand_expr_real_1): Likewise.
17940 * fold-const.c (fold_single_bit_test_into_sign_test): Likewise.
17941 * match.pd: Likewise.
17942 * tree-ssa-forwprop.c (simplify_rotate): Likewise.
17943 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
17944 * tree-tailcall.c (process_assignment): Likewise.
17945 * tree-vect-loop.c (vectorizable_reduction): Likewise.
17946 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern)
17947 (vect_recog_mult_pattern, vect_recog_divmod_pattern): Likewise.
17948 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
17949 (vectorizable_assignment): Likewise.
17950 (vectorizable_shift): Likewise.
17951 (vectorizable_operation): Likewise.
17952 * tree-vrp.c (register_edge_assert_for_2): Likewise.
17954 2017-08-21 Wilco Dijkstra <wdijkstr@arm.com>
17956 * match.pd: Add pow (C, x) simplification.
17958 2017-08-21 Richard Biener <rguenther@suse.de>
17960 PR tree-optimization/81900
17961 * tree-ssa-pre.c (compute_antic_aux): Properly compute changed
17962 for blocks with abnormal predecessors.
17963 (compute_antic): Do not set visited flag prematurely.
17965 2017-08-21 Georg-Johann Lay <avr@gjlay.de>
17968 * config/avr/avr.c (avr_set_current_function): Typo in diagnostic.
17970 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
17972 * stor-layout.h (vector_type_mode): Move to...
17973 * tree.h (vector_type_mode): ...here.
17974 * stor-layout.c (vector_type_mode): Move to...
17975 * tree.c (vector_type_mode): ...here. Include rtl.h and regs.h.
17977 2017-08-21 Richard Biener <rguenther@suse.de>
17979 * debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
17980 register_external_die hooks.
17981 (debug_false_tree_charstarstar_uhwistar): Declare.
17982 (debug_nothing_tree_charstar_uhwi): Likewise.
17983 * debug.c (do_nothing_debug_hooks): Adjust.
17984 (debug_false_tree_charstarstar_uhwistar): New do nothing.
17985 (debug_nothing_tree_charstar_uhwi): Likewise.
17986 * dbxout.c (dbx_debug_hooks): Adjust.
17987 (xcoff_debug_hooks): Likewise.
17988 * sdbout.c (sdb_debug_hooks): Likewise.
17989 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
17990 * dwarf2out.c (macinfo_label_base): New global.
17991 (dwarf2out_register_external_die): New function for the
17992 register_external_die hook.
17993 (dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
17994 (dwarf2_debug_hooks): Use them.
17995 (dwarf2_lineno_debug_hooks): Adjust.
17996 (struct die_struct): Add with_offset flag.
17997 (DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
17998 DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
17999 DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
18000 DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
18001 DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
18002 DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
18003 defining section names for the early LTO debug variants.
18004 (reset_indirect_string): New helper.
18005 (add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
18006 (print_dw_val): Add support for offsetted symbol references.
18007 (get_ultimate_context): Split out from is_cxx.
18008 (is_cxx): Use get_ultimate_context.
18009 (is_fortran): Add decl overload.
18010 (compute_comp_unit_symbol): Split out worker from
18011 compute_section_prefix.
18012 (compute_section_prefix): Call compute_comp_unit_symbol and
18013 set comdat_type_p here.
18014 (output_die): Skip DIE symbol output for the LTO added one.
18015 Handle DIE symbol references with offset.
18016 (output_comp_unit): Guard section name mangling properly.
18017 For LTO debug sections emit a symbol at the section beginning
18018 which we use to refer to its DIEs.
18019 (add_abstract_origin_attribute): For DIEs registered via
18020 dwarf2out_register_external_die directly refer to the early
18021 DIE rather than indirectly through the shadow one we created.
18022 Remove obsolete call to dwarf2out_abstract_function for
18023 non-function/block origins.
18024 (gen_array_type_die): When generating early LTO debug do
18025 not emit DW_AT_string_length.
18026 (gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
18027 late when in LTO. As suggested place a gcc_unreachable for
18028 the DECL_ABSTRACT_P case.
18029 (gen_subprogram_die): Avoid another specification DIE
18030 for early built declarations/definitions for the late LTO case.
18031 (gen_variable_die): Add type references for late duplicated VLA dies
18033 (gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
18034 we have the abstract instance already.
18035 (process_scope_var): Adjust decl DIE contexts in LTO which
18036 first puts them in limbo.
18037 (gen_decl_die): Do not generate type DIEs late apart from
18038 types for VLAs or for decls we do not yet have a DIE. Do not
18039 call dwarf2out_abstract_function late.
18040 (dwarf2out_early_global_decl): Make sure to create DIEs
18041 for abstract instances of a decl first.
18042 (dwarf2out_late_global_decl): Adjust comment.
18043 (output_macinfo_op): With multiple macro sections use
18044 macinfo_label_base to distinguish labels.
18045 (output_macinfo): Likewise. Update macinfo_label_base.
18046 Pass in the line info label.
18047 (note_variable_value_in_expr): When generating LTO resolve
18048 all variable values here by generating DIEs as needed.
18049 (init_sections_and_labels): Add early LTO debug flag parameter
18050 and generate different sections and names if set. Add generation
18051 counter for the labels so we can have multiple of them.
18052 (reset_dies): Helper to allow DIEs to be output multiple times.
18053 (dwarf2out_finish): When outputting DIEs to the fat part of an
18054 LTO object first reset DIEs.
18055 (dwarf2out_early_finish): Output early DIEs when generating LTO.
18056 (modified_type_die): Check for decl_ultimate_origin being self
18058 (gen_type_die_with_usage): Likewise.
18059 (gen_typedef_die): Allow decl_ultimate_origin being self.
18060 (set_decl_abstract_flags): Remove.
18061 (set_block_abstract_flags): Likewise.
18062 (dwarf2out_abstract_function): Treat the early generated DIEs
18063 as the abstract copy and only add DW_AT_inline and
18064 DW_AT_artificial here and call set_decl_origin_self.
18065 If the DIE has an abstract origin don't do anything.
18066 * tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL
18067 if we have none yet (Go fails to build one, PR78628).
18068 (variably_modified_type_p): Prevent endless recursion for Ada
18069 cyclic pointer types.
18070 * lto-streamer-in.c: Include debug.h.
18071 (dref_queue): New global.
18072 (lto_read_tree_1): Stream in DIE references.
18073 (lto_input_tree): Register DIE references.
18074 (input_function): Stream DECL_DEBUG_ARGS.
18075 * lto-streamer-out.c: Include debug.h.
18076 (lto_write_tree_1): Output DIE references.
18077 (DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
18078 Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls.
18079 (output_function): Stream DECL_DEBUG_ARGS.
18080 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
18081 Stream DECL_ABSTRACT_ORIGIN.
18082 * tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
18083 (write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL
18084 DECL_CONTEXT for file-scope decls.
18085 * lto-streamer.h (struct dref_entry): Declare.
18086 (dref_queue): Likewise.
18087 * cfgexpand.c (pass_expand::execute): Do not call the
18088 outlining_inline_function hook here.
18089 * lto-wrapper.c (debug_obj): New global.
18090 (tool_cleanup): Unlink it if required.
18091 (debug_objcopy): New function.
18092 (run_gcc): Handle early debug sections in the IL files by
18093 extracting them to separate files, partially linkin them and
18094 feeding the result back as result to the linker.
18095 * config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
18096 DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
18097 DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
18098 sections into a separate segment.
18099 * config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
18101 (darwin_asm_dwarf_section): Likewise.
18102 (darwin_asm_output_dwarf_offset): Likewise.
18103 * config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P.
18105 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
18106 Alan Hayward <alan.hayward@arm.com>
18107 David Sherwood <david.sherwood@arm.com>
18109 * read-md.h (md_reader::record_potential_iterator_use): Replace
18110 pointer argument with an rtx and an index.
18111 * read-rtl.c (iterator_group::apply_iterator): Likewise.
18112 (apply_mode_iterator): Likewise.
18113 (apply_code_iterator): Likewise.
18114 (apply_int_iterator): Likewise.
18115 (apply_subst_iterator): Likewise.
18116 (record_iterator_use): Likewise.
18117 (record_attribute_use): Likewise.
18118 (md_reader::record_potential_iterator_use): Likewise. Update calls
18119 to record_iterator_use and apply_iterator.
18120 (iterator_use): Replace ptr with x and index.
18121 (attribute_use): Likewise.
18122 (apply_attribute_uses): Update calls to apply_iterator.
18123 (apply_iterators): Likewise. Update initialization of iterator_use.
18124 (rtx_reader::read_rtx_code): Update calls to record_iterator_use
18125 and record_potential_iterator_use.
18126 (rtx_reader::read_rtx_operand): Likewise.
18128 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
18129 Alan Hayward <alan.hayward@arm.com>
18130 David Sherwood <david.sherwood@arm.com>
18132 * varasm.c (const_rtx_hash_1): Don't hash in the mode of a
18135 2017-08-21 Richard Biener <rguenther@suse.de>
18137 PR middle-end/81884
18138 * tree-ssa-alias.c (stmt_kills_ref_p): Handle array accesses
18139 at struct end conservatively when comparing common bases.
18141 2017-08-21 Richard Biener <rguenther@suse.de>
18143 * tree-ssa-loop-im.c (struct lim_aux_data): Add ref index member.
18144 (mem_ref_in_stmt): Remove.
18145 (determine_max_movement): Use ref index to get at the reference.
18146 (invariantness_dom_walker::before_dom_children): Deal with
18147 lim data already initialized.
18148 (gather_mem_refs_stmt): Initialize lim data and record ref index.
18150 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
18152 * config/i386/i386.h (OPTION_MASK_ISA_ROUND): Remove.
18153 (TARGET_ISA_ROUND): Ditto.
18154 (TARGET_ROUND): Ditto.
18155 * config/i386/i386.c: Substitute TARGET_ROUND with TARGET_SSE4_1.
18156 * config/i386/i386.md: Ditto.
18157 * config/i386/sse.md: Ditto.
18158 * config/i386/i386-builtin.def: Substitute OPTION_MASK_ISA_ROUND
18159 with OPTION_MASK_ISA_SSE4_1.
18161 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
18164 * doc/extend.texi (x86 Built-in Functions): Correct the name of
18165 __builtin_ia32_lzcnt_u16.
18167 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
18170 * config/rs6000/rs6000.c (rs6000_activate_target_options): New function.
18171 (rs6000_set_current_function): Rewrite function to use it.
18173 2017-08-18 H.J. Lu <hongjiu.lu@intel.com>
18176 * print-tree.c (print_node): Support DECL_WARN_IF_NOT_ALIGN
18177 and TYPE_WARN_IF_NOT_ALIGN.
18178 * stor-layout.c (do_type_align): Merge DECL_WARN_IF_NOT_ALIGN.
18179 (handle_warn_if_not_align): New.
18180 (place_union_field): Call handle_warn_if_not_align.
18181 (place_field): Call handle_warn_if_not_align.
18182 Copy TYPE_WARN_IF_NOT_ALIGN.
18183 (finish_builtin_struct): Copy TYPE_WARN_IF_NOT_ALIGN.
18184 (layout_type): Likewise.
18185 * tree-core.h (tree_type_common): Add warn_if_not_align. Set
18187 (tree_decl_common): Add warn_if_not_align.
18188 * tree.c (build_range_type_1): Copy TYPE_WARN_IF_NOT_ALIGN.
18189 * tree.h (TYPE_WARN_IF_NOT_ALIGN): New.
18190 (SET_TYPE_WARN_IF_NOT_ALIGN): Likewise.
18191 (DECL_WARN_IF_NOT_ALIGN): Likewise.
18192 (SET_DECL_WARN_IF_NOT_ALIGN): Likewise.
18193 * doc/extend.texi: Document warn_if_not_aligned attribute.
18194 * doc/invoke.texi: Document -Wif-not-aligned and -Wpacked-not-aligned.
18196 2017-08-17 Martin Liska <mliska@suse.cz>
18199 * tree-loop-distribution.c (ddrs_table): Change type to pointer type.
18200 (get_data_dependence): Use it as pointer type.
18201 (distribute_loop): Likewise.
18203 2017-08-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18205 * config/rs6000/altivec.md (UNSPEC_VMRGOW_DIRECT): New constant.
18206 (p8_vmrgew_v4sf_direct): Generalize to p8_vmrgew_<mode>_direct.
18207 (p8_vmrgow_<mode>_direct): New define_insn.
18208 * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Properly
18209 handle endianness for vmrgew and vmrgow permute patterns.
18211 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
18213 * config/rs6000/altivec.md (VParity): Remove TARGET_VSX_TIMODE.
18214 * config/rs6000/rs6000-cpus.def: Remove comment.
18215 (ISA_2_7_MASKS_SERVER): Delete OPTION_MASK_VSX_TIMODE;
18216 (POWERPC_MASKS): Likewise.
18217 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Remove unneeded
18218 use of TARGET_VSX_TIMODE.
18219 (rs6000_setup_reg_addr_masks): Change TARGET_VSX_TIMODE to TARGET_VSX.
18220 (rs6000_init_hard_regno_mode_ok): Remove unneeded uses of
18221 TARGET_VSX_TIMODE. Change use of TARGET_VSX_TIMODE to TARGET_VSX.
18222 (rs6000_option_override_internal): Remove dead code.
18223 (rs6000_legitimize_address): Change TARGET_VSX_TIMODE to TARGET_VSX.
18224 (rs6000_legitimize_reload_address): Likewise.
18225 (rs6000_legitimate_address_p): Likewise.
18226 (rs6000_opt_masks): Delete "vsx-timode".
18227 (rs6000_disable_incompatible_switches): Remove mention of -mvsx-timode
18228 from function comment.
18229 * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Delete.
18230 * config/rs6000/rs6000.md (FMOVE128_GPR): Remove TARGET_VSX_TIMODE.
18231 (V16QI, V8HI, V4SI, V4SF, V2DI, V2DF, V1TI): Remove useless empty
18233 * config/rs6000/rs6000.opt (mvsx-timode): Replace with stub.
18234 * config/rs6000/vector.md (VEC_IP): Remove TARGET_VSX_TIMODE.
18235 * config/rs6000/vsx.md (VSX_LE_128): Likewise.
18236 (VSX_TI): Likewise.
18238 (define_peephole2): Likewise.
18240 2017-08-17 Martin Sebor <msebor@redhat.com>
18243 * pretty-print.c (pp_format): Use strnlen in %.*s to avoid reading
18244 past the end of an array.
18245 (test_pp_format): Add test cases.
18247 2017-08-17 Richard Sandiford <richard.sandiford@linaro.org>
18249 * internal-fn.def (CLRSB, CLZ, CTZ, FFS, PARITY, POPCOUNT): Add
18250 missing ECF_NOTHROW flags.
18252 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
18255 * config/rs6000/vsx.md (*vsx_le_permute_<mode>): Add support for
18256 operands residing in integer registers.
18257 (*vsx_le_perm_load_<mode>): Likewise.
18258 (*vsx_le_perm_store_<mode>): Likewise.
18259 (define_peephole2): Add peepholes to optimize the above.
18261 2017-08-17 Marek Polacek <polacek@redhat.com>
18263 PR middle-end/81814
18264 * fold-const.c (operand_equal_for_comparison_p): Remove code that used
18265 to mimic what shorten_compare did. Change the return type to bool.
18266 (fold_cond_expr_with_comparison): Update call to
18267 operand_equal_for_comparison_p.
18268 (fold_ternary_loc): Likewise.
18270 2017-08-17 Jackson Woodruff <jackson.woodruff@arm.com>
18272 * aarch64-simd.md (mov<mode>): No longer force zero immediate into
18274 (*aarch64_simd_mov<mode>): Add new case for stp using zero immediate.
18276 2017-08-17 Richard Biener <rguenther@suse.de>
18278 * tree-ssa-structalias.c (solve_graph): When propagating
18279 to successors update the graphs succ edges and avoid duplicate work.
18281 2017-08-17 Maxim Ostapenko <m.ostapenko@samsung.com>
18284 * config/i386/i386.c (ix86_option_override_internal): Save target
18285 specific options after ix86_stack_protector_guard_reg was changed.
18287 2017-08-17 Richard Biener <rguenther@suse.de>
18289 PR tree-optimization/81827
18290 * tree-ssa-structalias.c (struct variable_info): Add is_reg_var flag.
18291 (new_var_info): Initialize it conservatively.
18292 (get_call_vi): Mark register vars.
18293 (new_scalar_tmp_constraint_exp): Likewise.
18294 (handle_rhs_call): Likewise.
18295 (handle_const_call): Likewise.
18296 (create_function_info_for): Likewise.
18297 (solve_constraints): Sort varinfos to separate register from
18298 non-register vars to pack points-to solution bitmaps during
18301 2017-08-17 Marek Polacek <polacek@redhat.com>
18303 * gimplify.c (gimplify_adjust_omp_clauses): Compare with 0 instead of 1.
18305 2017-08-17 Richard Biener <rguenther@suse.de>
18307 * tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p
18308 to true when overflow is undefined and we saturated the result.
18310 2017-08-17 Alan Modra <amodra@gmail.com>
18313 * config/rs6000/rs6000.c (rs6000_savres_strategy): Revert 2017-08-09.
18314 Don't use store multiple if only one reg needs saving.
18315 (interesting_frame_related_regno): New function.
18316 (rs6000_frame_related): Don't emit frame info for regs that
18318 (rs6000_emit_epilogue): Likewise.
18320 2017-08-16 Nathan Sidwell <nathan@acm.org>
18322 * tree-core.h (tree_type_non_common): Rename binfo to lang_1.
18323 * tree.h (TYPE_BINFO): Use type_non_common.maxval.
18324 (TYPE_LANG_SLOT_1): Use type_non_common.lang_1, for any type.
18325 * tree.c (free_lang_data_in_type): Use else-if chain. Always
18326 clear TYPE_LANG_1. Remove obsolete member-function stripping.
18327 (find_decls_types_r): Comment about TYPE_MAX_VALUES_RAW.
18328 (verify_type): Adjust for TYPE_BINFO move.
18329 * lto-streamer-out.c (DFS::DFS_write_tree_body): No need to
18330 process TYPE_BINFO directly.
18331 (hash_tree): Likewise.
18332 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
18334 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
18337 2017-08-16 David Malcolm <dmalcolm@redhat.com>
18339 * diagnostic-show-locus.c (colorizer::m_caret): Remove unused field.
18341 2017-08-16 Uros Bizjak <ubizjak@gmail.com>
18344 * config/i386/i386.md (*anddi_1_btr): Change predicates of
18345 operand 0 and operand 1 to nomimmediate_operand. Add "m" constraint.
18346 Add ix86_binary_operator_ok to insn constraint.
18347 (*iordi_1_bts): Ditto.
18348 (*xordi_1_btc): Ditto.
18349 (*btsq): Change predicate of operand 0 to nonimmediate_operand.
18350 Update corresponding peephole2 pattern.
18354 2017-08-16 Bin Cheng <bin.cheng@arm.com>
18356 PR tree-optimization/81832
18357 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't
18358 copy loop header which has IFN_LOOP_DIST_ALIAS call.
18360 2017-08-16 Marek Polacek <polacek@redhat.com>
18363 * fold-const.c (fold_indirect_ref_1): Restore original behavior
18364 regarding size_zero_node.
18366 2017-08-16 Martin Liska <mliska@suse.cz>
18369 * config.gcc: Respect previously set extra_objs in case
18372 2017-08-16 Richard Sandiford <richard.sandiford@linaro.org>
18374 PR tree-optimization/81835
18375 * tree-vect-loop.c (vect_is_simple_reduction): Simply checks for
18376 the phi SSA_NAME. Check that the condition in a COND_EXPR does
18377 not depend on the phi.
18379 2017-08-16 Alan Modra <amodra@gmail.com>
18381 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Delete
18384 2017-08-16 Alan Modra <amodra@gmail.com>
18386 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Merge..
18387 (save_reg_p): ..into this. Update all callers.
18388 (first_reg_to_save): Simplify.
18390 2017-08-16 Alan Modra <amodra@gmail.com>
18392 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't restore
18395 2017-08-15 Joseph Myers <joseph@codesourcery.com>
18399 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Only unroll for
18400 constant count if that count is less than 32.
18402 2017-08-15 Nathan Sidwell <nathan@acm.org>
18404 * gcc.c (execute): Emit friendlier message if inferior is killed
18405 by an external cause.
18407 2017-08-15 Richard Biener <rguenther@suse.de>
18409 PR tree-optimization/81790
18410 * tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both
18411 CONSTRUCTORs from simplifying and VN.
18413 2017-08-14 Martin Sebor <msebor@redhat.com>
18415 * builtin-attrs.def: Add comments.
18417 2017-08-14 Martin Sebor <msebor@redhat.com>
18420 * doc/extend.texi (attribute nonstring): Document new attribute.
18422 2017-08-14 Martin Sebor <msebor@redhat.com>
18425 * tree-diagnostic.c (default_tree_printer): Handle %G.
18426 * gimple-pretty-print.h (percent_G_format): Declare new function.
18427 * gimple-pretty-print.c (percent_G_format): Define.
18428 * tree-pretty-print.c (percent_K_format): Add argument.
18430 2017-08-14 Martin Sebor <msebor@redhat.com>
18432 PR translation/79998
18433 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
18434 Remove a stray space.
18436 2017-08-14 Uros Bizjak <ubizjak@gmail.com>
18439 * config/i386/i386.md (*anddi_1_btr): New insn_and_split pattern.
18440 (*iordi_1_bts): Ditto.
18441 (*xordi_1_btc): Ditto.
18443 2017-08-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18446 * config/rs6000/linux64.h (INVALID_64BIT): Use quoted strings.
18447 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18449 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Use
18450 quoted strings, and make more translator-friendly.
18451 (darwin_rs6000_override_options): Likewise.
18452 (rs6000_option_override_internal): Likewise.
18453 (rs6000_return_in_memory): Fix overlong line.
18454 (init_cmulative_args): Use quoted strings, and make more
18455 translator-friendly.
18456 (rs6000_pass_by_reference): Fix overlong line.
18457 (def_builtin): Use quoted strings.
18458 (altivec_expand_predicate_builtin): Use quoted strings, and make
18459 more translator-friendly.
18460 (htm_expand_builtin): Use quoted strings.
18461 (cpu_expand_builtin): Use quoted strings, and make more
18462 translator-friendly.
18463 (altivec_expand_builtin): Likewise.
18464 (paired_expand_predicate_builtin): Likewise.
18465 (rs6000_invalid_builtin): Likewise.
18466 (builtin_function_type): Use quoted strings.
18467 (rs6000_expand_split_stack_prologue): Use quoted strings, and make
18468 more translator-friendly.
18469 (rs6000_trampoline_init): Likewise.
18470 (rs6000_handle_altivec_attribute): Likewise.
18471 (rs6000_inner_target_options): Use quoted strings.
18472 (rs6000_disable_incompatible_switches): Likewise.
18473 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Use quoted
18474 strings, and make more translator-friendly.
18475 (SUBSUBTARGET_OVERRIDE_OPTIONS): Use quoted strings.
18477 2017-08-14 Bin Cheng <bin.cheng@arm.com>
18479 PR tree-optimization/81799
18480 * tree-loop-distribution.c (version_loop_by_alias_check): Force
18481 cond_expr to simple gimple operand.
18483 2017-08-14 Wilco Dijkstra <wdijkstr@arm.com>
18485 PR middle-end/46932
18486 * doc/sourcebuild.texi (autoincdec): Add autoincdec description.
18488 2017-08-14 Georg-Johann Lay <avr@gjlay.de>
18492 * config/avr/avr.opt (mgas-isr-prologues): New Var avr_gasisr_prologues.
18493 * config/avr/avr.md (gasisr, *gasisr): Use it instead of
18494 TARGET_GASISR_PROLOGUES.
18495 * config/avr/avr.c (avr_option_override): Same.
18496 (avr_pass_pre_proep::execute): Same.
18498 2017-08-13 H.J. Lu <hongjiu.lu@intel.com>
18501 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Replace
18502 frame pointer with stack pointer - UNITS_PER_WORD in debug insns.
18504 2017-08-13 Uros Bizjak <ubizjak@gmail.com>
18506 * config/i386/i386.md (*load_tp_<mode>): Redefine as
18507 define_insn_and_split. Split to a memory load from 0 in
18508 DEFAULT_TLS_SEG_REG address space. Merge with *load_tp_x32
18509 using PTR mode iterator.
18510 (*load_tp_x32_zext"): Redefine as define_insn_and_split.
18511 Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space.
18512 (*add_tp_<mode>): Redefine as define_insn_and_split.
18513 Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG
18514 address space. Merge with *add_tp_x32 using PTR mode iterator.
18515 (*add_tp_x32_zext"): Redefine as define_insn_and_split.
18516 Split to an add with a memory load from 0 in
18517 DEFAULT_TLS_SEG_REG address space.
18519 2017-08-12 Andrew Pinski <apinski@cavium.com>
18521 * config/aarch64/aarch64-option-extensions.def (rdma):
18522 Fix feature string to what Linux prints out in /proc/cpuinfo.
18524 2017-08-12 Pierre-Marie de Rodat <derodat@adacore.com>
18527 * dwarf2out.c (modified_type_die): For C typedef types that have
18528 an ultimate origin, process the ultimate origin instead of the
18530 (gen_typedef_die): Assert that input DECLs have no ultimate
18532 (gen_type_die_with_usage): For typedef variants that have an
18533 ultimate origin, just call gen_decl_die on the original DECL.
18534 (process_scope_var): Avoid creating DIEs for local typedefs and
18535 concrete static variables.
18537 2017-08-12 Alan Modra <amodra@gmail.com>
18541 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Upgrade to
18542 match gnu-user.h startfile.
18543 (ENDFILE_LINUX_SPEC): Similarly.
18545 2017-08-11 Thomas Schwinge <thomas@codesourcery.com>
18548 * config/nvptx/nvptx.c (nvptx_override_options_after_change):
18550 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Remove definition.
18552 2017-08-11 Tamar Christina <tamar.christina@arm.com>
18553 * config/aarch64/aarch64.md (mov<mode>): Change.
18554 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
18555 aarch64_reg_or_fp_float into aarch64_reg_or_fp_zero.
18556 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): Removed.
18558 2017-08-11 Eric Botcazou <ebotcazou@adacore.com>
18560 * tree-sra.c (build_access_from_expr_1): Use more precise diagnostics
18561 for storage order barriers.
18563 2017-08-11 Martin Liska <mliska@suse.cz>
18566 * tree-chkp.c (chkp_get_bounds_for_decl_addr): Do not instrument
18567 variables of void type.
18569 2017-08-11 Martin Liska <mliska@suse.cz>
18571 * asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with
18572 TARGET_SUPPORTS_ALIASES.
18573 * cgraph.c (cgraph_node::create_same_body_alias): Likewise.
18574 * ipa-visibility.c (can_replace_by_local_alias): Likewise.
18575 (optimize_weakref): Likewise.
18576 * symtab.c (symtab_node::noninterposable_alias): Likewise.
18577 * varpool.c (varpool_node::create_extra_name_alias): Likewise.
18578 * defaults.h: Introduce TARGET_SUPPORTS_ALIASES.
18580 2017-08-11 Martin Liska <mliska@suse.cz>
18583 * config/i386/i386.c (make_resolver_func): Do complete
18584 refactoring of the function.
18586 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
18589 * config/i386/i386.opt (mstack-protector-guard-symbol=): New option
18590 * config/i386/i386.c (ix86_stack_protect_guard): Use
18591 ix86_stack_protect_guard_symbol_str to generate varible declaration.
18592 * doc/invoke.texi (x86 Options): Document
18593 -mstack-protector-guard-symbol= option.
18595 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
18597 * config/i386/i386-protos.h (ix86_split_stack_guard): New prototype.
18598 * config/i386/i386.c (ix86_split_stack_guard): New function.
18599 (ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard.
18600 (ix86_legitimate_address_p) <case UNSPEC_STACK_CHECK>: Remove.
18601 (i386_asm_output_addr_const_extra) <case UNSPEC_STACK_CHECK>: Ditto.
18602 (optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling.
18603 * config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK.
18604 (split_stack_space_check): Call ix86_split_stack_guard.
18606 2017-08-10 Martin Sebor <msebor@redhat.com>
18608 * print-tree.c (print_node): Print location using the established
18610 Replace spaces with colons.
18611 (debug_raw, debug): Ditto.
18613 2017-08-10 Martin Sebor <msebor@redhat.com>
18616 * pretty-print.c (pp_format): Correct the handling of %s precision.
18618 2017-08-10 H.J. Lu <hongjiu.lu@intel.com>
18621 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
18623 (ix86_finalize_stack_frame_flags): This. Also clear
18624 frame_pointer_needed if -fno-omit-frame-pointer is used without
18626 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
18627 with ix86_finalize_stack_frame_flags.
18628 (ix86_expand_epilogue): Likewise.
18629 (ix86_expand_split_stack_prologue): Likewise.
18630 * doc/invoke.texi: Add a note for -fno-omit-frame-pointer.
18632 2017-08-10 Martin Liska <mliska@suse.cz>
18635 * c-attribs.c (handle_target_attribute):
18636 Report warning for an empty string argument of target attribute.
18638 2017-08-09 Jakub Jelinek <jakub@redhat.com>
18641 * omp-low.c (omp_copy_decl): Don't remap FORCED_LABEL or DECL_NONLOCAL
18643 * tree-cfg.c (move_stmt_op): Don't adjust DECL_CONTEXT of FORCED_LABEL
18644 or DECL_NONLOCAL labels.
18645 (move_stmt_r) <case GIMPLE_LABEL>: Adjust DECL_CONTEXT of FORCED_LABEL
18646 or DECL_NONLOCAL labels here.
18648 2017-08-09 Will Schmidt <will_schmidt@vnet.ibm.com>
18650 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add blurb
18651 to indicate when early gimple folding has been disabled.
18652 (rs6000_gimple_fold_builtin): Add debug content.
18653 (rs6000_invalid_builtin): Fix whitespace.
18654 (rs6000_expand_builtin): Fix whitespace.
18655 * config/rs6000/rs6000.opt: Add option for -mfold-gimple.
18657 2017-08-09 Segher Boessenkool <segher@kernel.crashing.org>
18660 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
18661 SAVE_MULTIPLE if not all the registers that saves, should be saved.
18663 2017-08-09 Jim Wilson <jim.wilson@linaro.org>
18665 * config/aarch64/aarch64-cores.def (falkor): Use falkor pipeline.
18666 (qdf24xx): Likewise.
18667 * config/aarch64/aarch64.md: Include falkor.md.
18668 * config/aarch64/falkor.md: New.
18670 2017-08-09 Marek Polacek <polacek@redhat.com>
18673 * diagnostic-core.h (emit_diagnostic_valist): Add declaration.
18674 * diagnostic.c (emit_diagnostic): Add a comment.
18675 (emit_diagnostic_valist): New function.
18677 2017-08-09 Marek Polacek <polacek@redhat.com>
18680 * input.c (make_location): New overload.
18681 * input.h (make_location): Declare.
18683 2017-08-08 Alan Modra <amodra@gmail.com>
18684 H.J. Lu <hongjiu.lu@intel.com>
18687 * gcc.c (NO_PIE_SPEC): Delete.
18688 (PIE_SPEC): Define as !no-pie/pie. Move static|shared|r
18690 (LINK_PIE_SPEC): ..to here.
18691 (LINK_COMMAND_SPEC): Support -no-pie.
18692 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Correct
18693 chain of crtbegin*.o selection, update for PIE_SPEC changes and
18695 (GNU_USER_TARGET_ENDFILE_SPEC): Similarly.
18696 * config/sol2.h (STARTFILE_CRTBEGIN_SPEC): Similarly.
18697 (ENDFILE_CRTEND_SPEC): Similarly.
18699 2017-08-08 Uros Bizjak <ubizjak@gmail.com>
18702 * config/i386/i386.opt (mstack-protector-guard-reg=): New option
18703 (mstack-protector-guard-offset=): Ditto.
18704 * config/i386/i386.c (ix86_option_override): Handle
18705 -mstack-protector-guard-reg= and -mstack-protector-guard-offset=
18707 (ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and
18708 ix86_stack_protect_guard_offset variables.
18709 (TARGET_STACK_PROTECT_GUARD): Always define.
18710 * doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg=
18711 and -mstack-protector-guard-offset= options.
18713 2017-08-08 Bin Cheng <bin.cheng@arm.com>
18715 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): Handle
18716 boundary case for the last candidate.
18718 2017-08-08 Bin Cheng <bin.cheng@arm.com>
18720 * doc/invoke.texi: Document -ftree-loop-distribution for O3.
18721 * opts.c (default_options_table): Add OPT_ftree_loop_distribution.
18723 2017-08-08 Tamar Christina <tamar.christina@arm.com>
18725 PR middle-end/19706
18726 * config/aarch64/aarch64.md (xorsign<mode>3): New optabs.
18727 * config/aarch64/aarch64-builtins.c
18728 (aarch64_builtin_vectorized_function): Added CASE_CFN_XORSIGN.
18729 * config/aarch64/aarch64-simd-builtins.def: Added xorsign BINOP.
18730 * config/aarch64/aarch64-simd.md: Added xorsign<mode>3
18732 2017-08-08 Tamar Christina <tamar.christina@arm.com>
18733 Andrew Pinski <pinskia@gmail.com>
18735 PR middle-end/19706
18736 * internal-fn.def (XORSIGN): New.
18737 * optabs.def (xorsign_optab): New.
18738 * tree-ssa-math-opts.c (is_copysign_call_with_1): New.
18739 (convert_expand_mult_copysign): New.
18740 (pass_optimize_widening_mul::execute): Call
18741 convert_expand_mult_copysign.
18743 2017-08-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18745 PR tree-optimization/81354
18746 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
18747 Insert on edges rather than explicitly creating landing pads.
18748 (analyze_candidates_and_replace): Commit edge inserts.
18750 2017-08-08 Richard Biener <rguenther@suse.de>
18752 PR middle-end/81719
18753 * tree-ssa-loop-niter.c: Include tree-dfa.h.
18754 (expand_simple_operations): Also look through ADDR_EXPRs with
18755 MEM_REF bases treating them as POINTER_PLUS_EXPR.
18757 2017-08-08 Richard Biener <rguenther@suse.de>
18759 PR tree-optimization/81723
18760 * tree-vect-slp.c (struct bst_traits): New hash traits.
18761 (bst_fail): New global.
18762 (vect_build_slp_tree_2): New worker, split out from ...
18763 (vect_build_slp_tree): ... this now wrapping it with using
18764 bst_fail set to cache SLP tree build fails. Properly handle
18766 (vect_analyze_slp_instance): Allocate and free bst_fail.
18768 2017-08-08 Martin Liska <mliska@suse.cz>
18771 * ipa-icf-gimple.c (func_checker::compare_cst_or_decl): Consider
18772 LABEL_DECLs that can be from a different function.
18774 2017-08-08 Bin Cheng <bin.cheng@arm.com>
18776 PR tree-optimization/81744
18777 * tree-predcom.c (prepare_finalizers_chain): Deep copy expr of
18778 loop's number of iterations.
18780 2017-08-08 Martin Liska <mliska@suse.cz>
18782 * asan.c: Include header files.
18783 * attribs.c (build_decl_attribute_variant): New function moved
18785 (build_type_attribute_qual_variant): Likewise.
18786 (cmp_attrib_identifiers): Likewise.
18787 (simple_cst_list_equal): Likewise.
18788 (omp_declare_simd_clauses_equal): Likewise.
18789 (attribute_value_equal): Likewise.
18790 (comp_type_attributes): Likewise.
18791 (build_type_attribute_variant): Likewise.
18792 (lookup_ident_attribute): Likewise.
18793 (remove_attribute): Likewise.
18794 (merge_attributes): Likewise.
18795 (merge_type_attributes): Likewise.
18796 (merge_decl_attributes): Likewise.
18797 (merge_dllimport_decl_attributes): Likewise.
18798 (handle_dll_attribute): Likewise.
18799 (attribute_list_equal): Likewise.
18800 (attribute_list_contained): Likewise.
18801 * attribs.h (lookup_attribute): New function moved from tree.[ch].
18802 (lookup_attribute_by_prefix): Likewise.
18803 * bb-reorder.c: Include header files.
18804 * builtins.c: Likewise.
18805 * calls.c: Likewise.
18806 * cfgexpand.c: Likewise.
18807 * cgraph.c: Likewise.
18808 * cgraphunit.c: Likewise.
18809 * convert.c: Likewise.
18810 * dwarf2out.c: Likewise.
18811 * final.c: Likewise.
18812 * fold-const.c: Likewise.
18813 * function.c: Likewise.
18814 * gimple-expr.c: Likewise.
18815 * gimple-fold.c: Likewise.
18816 * gimple-pretty-print.c: Likewise.
18817 * gimple.c: Likewise.
18818 * gimplify.c: Likewise.
18819 * hsa-common.c: Likewise.
18820 * hsa-gen.c: Likewise.
18821 * internal-fn.c: Likewise.
18822 * ipa-chkp.c: Likewise.
18823 * ipa-cp.c: Likewise.
18824 * ipa-devirt.c: Likewise.
18825 * ipa-fnsummary.c: Likewise.
18826 * ipa-inline.c: Likewise.
18827 * ipa-visibility.c: Likewise.
18829 * lto-cgraph.c: Likewise.
18830 * omp-expand.c: Likewise.
18831 * omp-general.c: Likewise.
18832 * omp-low.c: Likewise.
18833 * omp-offload.c: Likewise.
18834 * omp-simd-clone.c: Likewise.
18835 * opts-global.c: Likewise.
18836 * passes.c: Likewise.
18837 * predict.c: Likewise.
18838 * sancov.c: Likewise.
18839 * sanopt.c: Likewise.
18840 * symtab.c: Likewise.
18841 * toplev.c: Likewise.
18842 * trans-mem.c: Likewise.
18843 * tree-chkp.c: Likewise.
18844 * tree-eh.c: Likewise.
18845 * tree-into-ssa.c: Likewise.
18846 * tree-object-size.c: Likewise.
18847 * tree-parloops.c: Likewise.
18848 * tree-profile.c: Likewise.
18849 * tree-ssa-ccp.c: Likewise.
18850 * tree-ssa-live.c: Likewise.
18851 * tree-ssa-loop.c: Likewise.
18852 * tree-ssa-sccvn.c: Likewise.
18853 * tree-ssa-structalias.c: Likewise.
18854 * tree-ssa.c: Likewise.
18855 * tree-streamer-in.c: Likewise.
18856 * tree-vectorizer.c: Likewise.
18857 * tree-vrp.c: Likewise.
18858 * tsan.c: Likewise.
18859 * ubsan.c: Likewise.
18860 * varasm.c: Likewise.
18861 * varpool.c: Likewise.
18862 * tree.c: Remove functions moved to attribs.[ch].
18863 * tree.h: Likewise.
18864 * config/aarch64/aarch64.c: Add attrs.h header file.
18865 * config/alpha/alpha.c: Likewise.
18866 * config/arc/arc.c: Likewise.
18867 * config/arm/arm.c: Likewise.
18868 * config/avr/avr.c: Likewise.
18869 * config/bfin/bfin.c: Likewise.
18870 * config/c6x/c6x.c: Likewise.
18871 * config/cr16/cr16.c: Likewise.
18872 * config/cris/cris.c: Likewise.
18873 * config/darwin.c: Likewise.
18874 * config/epiphany/epiphany.c: Likewise.
18875 * config/fr30/fr30.c: Likewise.
18876 * config/frv/frv.c: Likewise.
18877 * config/ft32/ft32.c: Likewise.
18878 * config/h8300/h8300.c: Likewise.
18879 * config/i386/winnt.c: Likewise.
18880 * config/ia64/ia64.c: Likewise.
18881 * config/iq2000/iq2000.c: Likewise.
18882 * config/lm32/lm32.c: Likewise.
18883 * config/m32c/m32c.c: Likewise.
18884 * config/m32r/m32r.c: Likewise.
18885 * config/m68k/m68k.c: Likewise.
18886 * config/mcore/mcore.c: Likewise.
18887 * config/microblaze/microblaze.c: Likewise.
18888 * config/mips/mips.c: Likewise.
18889 * config/mmix/mmix.c: Likewise.
18890 * config/mn10300/mn10300.c: Likewise.
18891 * config/moxie/moxie.c: Likewise.
18892 * config/msp430/msp430.c: Likewise.
18893 * config/nds32/nds32-isr.c: Likewise.
18894 * config/nds32/nds32.c: Likewise.
18895 * config/nios2/nios2.c: Likewise.
18896 * config/nvptx/nvptx.c: Likewise.
18897 * config/pa/pa.c: Likewise.
18898 * config/pdp11/pdp11.c: Likewise.
18899 * config/powerpcspe/powerpcspe.c: Likewise.
18900 * config/riscv/riscv.c: Likewise.
18901 * config/rl78/rl78.c: Likewise.
18902 * config/rx/rx.c: Likewise.
18903 * config/s390/s390.c: Likewise.
18904 * config/sh/sh.c: Likewise.
18905 * config/sol2.c: Likewise.
18906 * config/sparc/sparc.c: Likewise.
18907 * config/spu/spu.c: Likewise.
18908 * config/stormy16/stormy16.c: Likewise.
18909 * config/tilegx/tilegx.c: Likewise.
18910 * config/tilepro/tilepro.c: Likewise.
18911 * config/v850/v850.c: Likewise.
18912 * config/vax/vax.c: Likewise.
18913 * config/visium/visium.c: Likewise.
18914 * config/xtensa/xtensa.c: Likewise.
18916 2017-08-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18919 * config/rs6000/vsx.md (vsx_concat_<mode>, VSX_D): Cleanup
18920 constraints since the -mupper-regs-* switches have been
18922 (vsx_concat_<mode>_1): New combiner insns to recognize inserting
18923 into a vector from a double word element that was extracted from
18924 another vector, and eliminate extra XXPERMDI instructions.
18925 (vsx_concat_<mode>_2): Likewise.
18926 (vsx_concat_<mode>_3): Likewise.
18927 (vsx_set_<mode>, VSX_D): Rewrite vector set in terms of vector
18928 concat to allow optimizing inserts from previous extracts.
18930 2017-08-07 Uros Bizjak <ubizjak@gmail.com>
18932 * config/i386/i386.c (ix86_stack_protect_guard): Generate
18933 memory reference to a SSP offset in TLS address space.
18934 (ix86_print_operand) <case '@'>: Remove.
18935 (ix86_print_operand_punct_valid_p): Remove '@' code.
18936 * config/i386/i386.md (unspec): Remove UNSPEC_SP_TLS_SET and
18937 UNSPEC_SP_TLS_TEST.
18938 (stack_tls_protect_set_<mode>): Remove.
18939 (stack_protect_set): Do not call gen_stack_tls_protect_set_<mode>.
18940 (stack_tls_protect_test_<mode>): Remove.
18941 (stack_protect_test): Do not call gen_stack_tls_protect_test_<mode>.
18943 2017-08-07 Olivier Hainque <hainque@adacore.com>
18946 * config/vxworksae.h (VXWORKS_HAVE_TLS): Define.
18948 2017-08-07 Douglas Rupp <rupp@adacore.com>
18950 * Makefile.in (install-mkheaders): Fix typo, where the multi_dir
18951 variable was referenced as multidir in command.
18953 2017-08-07 Jakub Jelinek <jakub@redhat.com>
18956 * gimplify.c (goa_stabilize_expr): Handle BIT_INSERT_EXPR and
18959 2017-08-07 Martin Liska <mliska@suse.cz>
18961 * config/m32c/m32c.c: Add include of stringpool.h and attribs.h.
18962 * config/rl78/rl78.c: Add include of attribs.h.
18963 * config/sh/sh.c: Likewise.
18964 * config/v850/v850.c: Likewise.
18966 2017-08-07 Tom de Vries <tom@codesourcery.com>
18968 PR middle-end/78266
18969 * omp-expand.c (expand_oacc_for): Ensure diff_type is large enough.
18971 2017-08-07 Martin Liska <mliska@suse.cz>
18973 * config/mips/mips.c: Include attribs.h.
18975 2017-08-07 Thomas Koenig <tkoenig@gcc.gnu.org>
18978 * doc/invoke.texi: Document change in behvaior for -Ofast for
18981 2017-08-07 Wilco Dijkstra <wdijkstr@arm.com>
18983 * config/aarch64/aarch64.c (aarch64_pushwb_single_reg):
18985 (aarch64_pop_regs): Likewise.
18986 (aarch64_gen_load_pair): Likewise.
18987 (aarch64_save_callee_saves): Likewise.
18988 (aarch64_restore_callee_saves): Likewise.
18990 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
18992 * config/i386/i386.c: Revert the last change.
18994 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
18997 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
18999 (ix86_finalize_stack_frame_flags): This. Also clear
19000 frame_pointer_needed if -fno-omit-frame-pointer is used without
19002 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
19003 with ix86_finalize_stack_frame_flags.
19004 (ix86_expand_epilogue): Likewise.
19005 (ix86_expand_split_stack_prologue): Likewise.
19007 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
19010 * config/i386/i386.c (get_builtin_code_for_version): Set priority
19011 to P_AES for Westmere.
19013 2017-08-07 Jonathan Yong <10walls@gmail.com>
19015 * config/i386/mingw.opt (fset-stack-executable): Removed.
19016 * config/i386/cygming.opt (fset-stack-executable): Moved
19018 * config/i386/cygwin.h: Define CHECK_EXECUTE_STACK_ENABLED.
19020 2017-08-07 Segher Boessenkool <segher@kernel.crashing.org>
19022 * print-rtl.c (print_exp): Print NOT as "~" instead of as "!".
19024 2017-08-07 Marek Polacek <polacek@redhat.com>
19026 PR middle-end/81737
19027 * fold-const.c (fold_indirect_ref_1): Check type_domain.
19029 2017-08-07 Martin Liska <mliska@suse.cz>
19031 * attribs.h (canonicalize_attr_name): New function.
19032 (cmp_attribs): Move from c-format.c and adjusted.
19033 (is_attribute_p): Moved from tree.h.
19034 * tree-inline.c: Add new includes.
19035 * tree.c (cmp_attrib_identifiers): Use cmp_attribs.
19036 (private_is_attribute_p): Remove.
19037 (private_lookup_attribute): Likewise.
19038 (private_lookup_attribute_by_prefix): Simplify.
19039 (remove_attribute): Use is_attribute_p.
19040 * tree.h: Remove removed declarations.
19042 2017-08-07 Jakub Jelinek <jakub@redhat.com>
19044 PR middle-end/81698
19045 * stmt.c (emit_case_dispatch_table): Add DEFAULT_EDGE argument,
19046 instead of computing it in the function. Formatting fix.
19047 (expand_case): Don't rely on default_edge being the first edge,
19048 clear it if removing it, pass default_edge to
19049 emit_case_dispatch_table.
19050 (expand_sjlj_dispatch_table): Pass NULL as DEFAULT_EDGE, formatting
19053 2017-08-06 Uros Bizjak <ubizjak@gmail.com>
19055 * config/alpha/alpha.c (alpha_reorg): If trap is the last active
19056 insn in the function, emit NOP after the insn.
19058 2017-08-06 Tom de Vries <tom@codesourcery.com>
19060 * omp-expand.c (expand_oacc_for): Add missing edge probability for tile
19063 2017-08-06 Tom de Vries <tom@codesourcery.com>
19065 * omp-expand.c (expand_oacc_for): Add missing edge probability for chunk
19068 2017-08-04 Yury Gribov <tetra2005@gmail.com>
19070 PR tree-optimization/57371
19071 * match.pd: New pattern.
19073 2017-08-04 Marek Polacek <polacek@redhat.com>
19075 PR middle-end/81695
19076 * fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1],
19077 perform the computation in offset_int.
19079 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
19081 PR tree-optimization/81136
19082 * tree-vectorizer.h: Include tree-hash-traits.h.
19083 (vec_base_alignments): New typedef.
19084 (vec_info): Add a base_alignments field.
19085 (vect_record_base_alignments): Declare.
19086 * tree-data-ref.h (data_reference): Add an is_conditional_in_stmt
19088 (DR_IS_CONDITIONAL_IN_STMT): New macro.
19089 (create_data_ref): Add an is_conditional_in_stmt argument.
19090 * tree-data-ref.c (create_data_ref): Likewise. Use it to initialize
19091 the is_conditional_in_stmt field.
19092 (data_ref_loc): Add an is_conditional_in_stmt field.
19093 (get_references_in_stmt): Set the is_conditional_in_stmt field.
19094 (find_data_references_in_stmt): Update call to create_data_ref.
19095 (graphite_find_data_references_in_stmt): Likewise.
19096 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
19097 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
19098 (vect_record_base_alignment): New function.
19099 (vect_record_base_alignments): Likewise.
19100 (vect_compute_data_ref_alignment): Adjust base_addr and aligned_to
19101 for nested statements even if we fail to compute a misalignment.
19102 Use pooled base alignments for unconditional references.
19103 (vect_find_same_alignment_drs): Compare base addresses instead
19105 (vect_analyze_data_refs_alignment): Call vect_record_base_alignments.
19106 * tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.
19108 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
19110 * tree-vectorizer.h (vec_info): Add a constructor and destructor.
19111 Add an explicit name for the enum. Use auto_vec for slp_instances
19112 and grouped_stores.
19113 (_loop_vec_info): Add a constructor and destructor. Use auto_vec
19115 (_bb_vec_info): Add a constructor and destructor.
19116 (vinfo_for_stmt): Return NULL for uids of -1 as well.
19117 (destroy_loop_vec_info): Delete.
19118 (vect_destroy_datarefs): Likewise.
19119 * tree-vectorizer.c (vect_destroy_datarefs): Delete.
19120 (vec_info::vec_info): New function.
19121 (vec_info::~vec_info): Likewise.
19122 (vectorize_loops): Use delete instead of destroy_loop_vec_info.
19123 * tree-parloops.c (gather_scalar_reductions): Use delete instead of
19124 destroy_loop_vec_info.
19125 * tree-vect-loop.c (new_loop_vec_info): Replace with...
19126 (_loop_vec_info::_loop_vec_info): ...this.
19127 (destroy_loop_vec_info): Replace with...
19128 (_loop_vec_info::~_loop_vec_info): ...this. Unconditionally delete
19129 the stmt_vec_infos. Leave handling of vec_info information to its
19130 destructor. Remove explicit vector releases.
19131 (vect_analyze_loop_form): Use new instead of new_loop_vec_info.
19132 (vect_analyze_loop): Use delete instead of destroy_loop_vec_info.
19133 * tree-vect-slp.c (new_bb_vec_info): Replace with...
19134 (_bb_vec_info::_bb_vec_info): ...this. Don't reserve space in
19135 BB_VINFO_GROUPED_STORES or BB_VINFO_SLP_INSTANCES.
19136 (destroy_bb_vec_info): Replace with...
19137 (_bb_vec_info::~_bb_vec_info): ...this. Leave handling of vec_info
19138 information to its destructor.
19139 (vect_slp_analyze_bb_1): Use new and delete instead of
19140 new_bb_vec_info and destroy_bb_vec_info.
19141 (vect_slp_bb): Replace 2 calls to destroy_bb_vec_info with a
19144 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
19146 * tree-data-ref.h (subscript): Add access_fn field.
19147 (data_dependence_relation): Add could_be_independent_p.
19148 (SUB_ACCESS_FN, DDR_COULD_BE_INDEPENDENT_P): New macros.
19149 (same_access_functions): Move to tree-data-ref.c.
19150 * tree-data-ref.c (ref_contains_union_access_p): New function.
19151 (access_fn_component_p): Likewise.
19152 (access_fn_components_comparable_p): Likewise.
19153 (dr_analyze_indices): Add a reference to access_fn_component_p.
19154 (dump_data_dependence_relation): Use SUB_ACCESS_FN instead of
19156 (constant_access_functions): Likewise.
19157 (add_other_self_distances): Likewise.
19158 (same_access_functions): Likewise. (Moved from tree-data-ref.h.)
19159 (initialize_data_dependence_relation): Use XCNEW and remove
19160 explicit zeroing of DDR_REVERSED_P. Look for a subsequence
19161 of access functions that have the same type. Allow the
19162 subsequence to end with different bases in some circumstances.
19163 Record the chosen access functions in SUB_ACCESS_FN.
19164 (build_classic_dist_vector_1): Replace ddr_a and ddr_b with
19165 a_index and b_index. Use SUB_ACCESS_FN instead of DR_ACCESS_FN.
19166 (subscript_dependence_tester_1): Likewise dra and drb.
19167 (build_classic_dist_vector): Update calls accordingly.
19168 (subscript_dependence_tester): Likewise.
19169 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Check
19170 DDR_COULD_BE_INDEPENDENT_P.
19171 * tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Test
19172 comp_alias_ddrs instead of may_alias_ddrs.
19173 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
19175 (vect_analyze_data_ref_dependence): Use it if
19176 DDR_COULD_BE_INDEPENDENT_P, but fall back to using the recorded
19177 distance vectors if that fails.
19178 (dependence_distance_ge_vf): New function.
19179 (vect_prune_runtime_alias_test_list): Use it. Don't clear
19180 LOOP_VINFO_MAY_ALIAS_DDRS.
19182 2017-08-04 Richard Biener <rguenther@suse.de>
19184 PR middle-end/81705
19185 * fold-const.c (fold_binary_loc): Properly restrict
19186 minus_var0 && minus_var1 case when associating undefined overflow
19189 2017-08-04 Tom de Vries <tom@codesourcery.com>
19191 * omp-simd-clone.c (simd_clone_adjust): Add missing edge probability.
19193 2017-08-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19195 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19196 Don't start diagnostic messages with a capital letter.
19197 * config/rs6000/rs6000.c (rs6000_option_override_internal):
19199 (rs6000_invalid_builtin): Likewise.
19200 (rs6000_trampoline_init): Likewise.
19202 2017-08-03 Jakub Jelinek <jakub@redhat.com>
19205 * bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish
19206 after setting changeable df flags.
19208 2017-08-03 Richard Biener <rguenther@suse.de>
19210 * tree-ssa-reassoc.c (should_break_up_subtract): Also break
19211 up if the use is in USE - X.
19213 2017-08-03 Alexander Monakov <amonakov@ispras.ru>
19215 * toplev.c (dumpfile.h): New include.
19216 (internal_error_reentered): New static function. Use it...
19217 (internal_error_function): ...here to handle reentered internal_error.
19219 2017-08-03 Richard Biener <rguenther@suse.de>
19221 PR middle-end/81148
19222 * fold-const.c (split_tree): Add minus_var and minus_con
19223 arguments, remove unused loc arg. Never generate NEGATE_EXPRs
19224 here but always use minus_*.
19225 (associate_trees): Assert we never associate with MINUS_EXPR
19226 and NULL first operand. Do not recurse for PLUS_EXPR operands
19227 when associating as MINUS_EXPR either.
19228 (fold_binary_loc): Track minus_var and minus_con.
19230 2017-08-03 Tom de Vries <tom@codesourcery.com>
19233 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers): If
19234 ACCEL_COMPILER, apply finish_options on
19235 DECL_FUNCTION_SPECIFIC_OPTIMIZATION.
19237 2017-08-03 Tom de Vries <tom@codesourcery.com>
19240 * config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
19241 function_entry_patch_area_size > 0.
19243 2017-08-03 Jakub Jelinek <jakub@redhat.com>
19246 * calls.c (alloc_max_size): Use HOST_WIDE_INT_UC (10??)
19247 instead of 10??LU, perform unit multiplication in wide_int,
19248 don't change alloc_object_size_limit if the limit is larger
19251 PR tree-optimization/81655
19252 PR tree-optimization/81588
19253 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle also
19254 the case when ranges[i].low and high are 1 for unsigned type with
19257 PR middle-end/81052
19258 * omp-low.c (diagnose_sb_0): Handle flag_openmp_simd like flag_openmp.
19259 (pass_diagnose_omp_blocks::gate): Enable also for flag_openmp_simd.
19261 2017-08-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19263 * tree-vrp.h: Add include guard.
19265 2017-08-02 Uros Bizjak <ubizjak@gmail.com>
19268 * config/i386/i386.md (unspecv): Add UNSPECV_UD2.
19269 (ud2): New insn pattern.
19270 * config/i386/i386.c (ix86_expand_epilogue):
19271 For naked functions, generate ud2 instead of trap insn.
19273 2017-08-02 Marek Polacek <polacek@redhat.com>
19276 * alloc-pool.h (base_pool_allocator): Initialize m_elt_size.
19278 2017-08-02 Tom de Vries <tom@codesourcery.com>
19279 Cesar Philippidis <cesar@codesourcery.com>
19281 * config/nvptx/nvptx.c (nvptx_lockless_update, nvptx_lockfull_update):
19282 Add missing edge probabilities.
19284 2017-08-02 Tamar Christina <tamar.christina@arm.com>
19286 * config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
19287 Correct endianness.
19289 2017-08-02 Jakub Jelinek <jakub@redhat.com>
19291 PR middle-end/79499
19292 * function.c (thread_prologue_and_epilogue_insns): Determine blocks
19293 for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
19294 of first NONDEBUG_INSN_P in each of the split_prologue_seq and
19295 prologue_seq sequences - if any.
19297 2017-08-02 Richard Biener <rguenther@suse.de>
19299 * tree-vect-stmts.c (vectorizable_store): Perform vector extracts
19300 via vectors if supported, integer extracts via punning if supported
19301 or otherwise vector extracts.
19303 2017-08-02 Richard Biener <rguenther@suse.de>
19305 * tree-ssa-pre.c (bitmap_insert_into_set_1): Remove and inline
19307 (bitmap_insert_into_set): ... this.
19309 2017-08-02 Richard Biener <rguenther@suse.de>
19311 PR tree-optimization/81633
19313 2015-08-17 Alan Hayward <alan.hayward@arm.com>
19315 PR tree-optimization/71752
19316 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
19318 2017-08-01 Daniel Santos <daniel.santos@pobox.com>
19320 * config/i386/i386.h (ix86_frame::outlined_save_offset): Remove field.
19321 (machine_function::call_ms2sysv_pad_out): Remove field.
19322 * config/i386/i386.c (xlogue_layout::get_stack_space_used): Modify.
19323 (ix86_compute_frame_layout): Likewise.
19325 2017-08-01 H.J. Lu <hongjiu.lu@intel.com>
19328 * config/i386/i386.c (ix86_set_func_type): Disallow naked
19329 attribute with interrupt attribute.
19331 2017-08-01 Andrew Pinski <apinski@cavium.com>
19333 * tree-ssa-scopedtables.c (hashable_expr_equal_p): Check
19334 BIT_INSERT_EXPR's operand 1
19335 to see if the types precision matches.
19337 2017-08-01 Martin Liska <mliska@suse.cz>
19339 PR middle-end/70140
19340 * builtins.c (expand_builtin_memcpy_args): Remove.
19341 (expand_builtin_memcpy): Call newly added function
19342 expand_builtin_memory_copy_args.
19343 (expand_builtin_memcpy_with_bounds): Likewise.
19344 (expand_builtin_mempcpy): Remove last argument.
19345 (expand_builtin_mempcpy_with_bounds): Likewise.
19346 (expand_builtin_memory_copy_args): New function created from
19347 expand_builtin_mempcpy_args with small modifications.
19348 (expand_builtin_mempcpy_args): Remove.
19349 (expand_builtin_stpcpy): Remove unused argument.
19350 (expand_builtin): Likewise.
19351 (expand_builtin_with_bounds): Likewise.
19353 2017-08-01 Martin Liska <mliska@suse.cz>
19356 Make mempcpy more optimal (PR middle-end/70140).
19358 2017-08-01 Jakub Jelinek <jakub@redhat.com>
19361 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
19362 __builtin_vec_cmpne verify both arguments are compatible vectors
19363 before looking at TYPE_MODE on the element type. For __builtin_vec_ld
19364 verify arg1_type is a pointer or array type. For __builtin_vec_st,
19365 move computation of aligned to after checking the argument types.
19369 * config/rs6000/vsx.md (vextract_fp_from_shorth,
19370 vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
19373 2017-08-01 Jerome Lambourg <lambourg@adacore.com>
19374 Doug Rupp <rupp@adacore.com>
19375 Olivier Hainque <hainque@adacore.com>
19377 * config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as
19378 well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to
19380 * config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper
19381 for TARGET_OS_CPP_BUILTIN.
19382 (TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(),
19383 refine CPU definitions for arm_arch5 and add those for arm_arch6 and
19385 (MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC,
19386 passing required abi options to the assembler for EABI configurations.
19387 (EXTRA_CC1_SPEC): New macro, to help prevent the implicit production
19388 of .text.hot and .text.unlikely sections for kernel modules when
19389 using ARM style exceptions.
19390 (CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain
19391 options. Add EXTRA_CC1_SPEC.
19392 (VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab
19394 (DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7
19396 (ARM_TARGET2_DWARF_FORMAT): Define.
19397 * config/arm/t-vxworks: Adjust multilib control to removal of the
19398 Diab command line options.
19400 2017-08-01 Martin Liska <mliska@suse.cz>
19402 PR gcov-profile/81561
19403 * gcov.c (unblock): Make unblocking safe as we need to preserve
19404 index correspondence of blocks and block_lists.
19406 2017-08-01 Richard Biener <rguenther@suse.de>
19408 PR tree-optimization/81181
19409 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
19410 (compute_antic): ... end of iteration here.
19412 2017-08-01 James Greenhalgh <james.greenhalgh@arm.com>
19414 * common.opt (ftree-vectorize): No longer set flag_tree_vectorize.
19415 (ftree-loop-vectorize): Set as EnabledBy ftree-vectorize.
19416 (ftree-slp-vectorize): Likewise.
19417 * omp-expand (expand_omp_simd): Remove flag_tree_vectorize, as it
19418 can no longer be set independent of flag_tree_loop_vectorize.
19419 * omp-general.c (emp_max_vf): Likewise.
19420 * opts.c (enable_fdo_optimizations): Remove references to
19421 flag_tree_vectorize, these are now implicit.
19422 (common_handle_option): Remove handling for OPT_ftree_vectorize,
19423 and leave it for the options machinery.
19425 2017-08-01 Martin Liska <mliska@suse.cz>
19427 PR middle-end/70140
19428 * builtins.c (expand_builtin_memcpy_args): Remove.
19429 (expand_builtin_memcpy): Call newly added function
19430 expand_builtin_memory_copy_args.
19431 (expand_builtin_memcpy_with_bounds): Likewise.
19432 (expand_builtin_mempcpy): Remove last argument.
19433 (expand_builtin_mempcpy_with_bounds): Likewise.
19434 (expand_builtin_memory_copy_args): New function created from
19435 expand_builtin_mempcpy_args with small modifications.
19436 (expand_builtin_mempcpy_args): Remove.
19437 (expand_builtin_stpcpy): Remove unused argument.
19438 (expand_builtin): Likewise.
19439 (expand_builtin_with_bounds): Likewise.
19441 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
19444 * config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel
19445 print "ds:" only for immediates in generic address space.
19447 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
19450 * config/i386/i386.c (ix86_funciton_naked): New prototype.
19451 (ix86_function_ok_for_sibcall): Return false for naked functions.
19453 2017-08-01 Richard Biener <rguenther@suse.de>
19455 * tree-ssa-pre.c (print_pre_expr): Handle NULL expr.
19456 (compute_antic): Seed worklist with exit block predecessors.
19457 * cfganal.c (dfs_find_deadend): For a cycle return the source
19458 of the edge closing it.
19460 2017-08-01 Tamar Christina <tamar.christina@arm.com>
19462 * config/aarch64/aarch64.c
19463 (aarch64_can_const_movi_rtx_p): Move 0 check.
19465 2017-08-01 Bin Cheng <bin.cheng@arm.com>
19467 * tree.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Delete.
19468 * fold-const.c (fold_comparison, fold_binary_loc): Delete use of
19470 * match.pd: Ditto in address comparison pattern.
19472 2017-08-01 Bin Cheng <bin.cheng@arm.com>
19474 PR tree-optimization/81627
19475 * tree-predcom.c (prepare_finalizers): Always rewrite into loop
19476 closed ssa form for store-store chain.
19478 2017-08-01 Bin Cheng <bin.cheng@arm.com>
19480 PR tree-optimization/81620
19481 * tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after
19482 for store-store chain.
19484 2017-08-01 Jakub Jelinek <jakub@redhat.com>
19486 PR tree-optimization/81588
19487 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): If
19488 ranges[i].in_p, invert comparison code ccode. For >/>=,
19489 swap rhs1 and rhs2 and comparison code unconditionally,
19490 for </<= don't do that. Don't swap rhs1/rhs2 again if
19491 ranges[i].in_p, instead invert comparison code ccode if
19492 opcode or oe->rank is BIT_IOR_EXPR.
19495 * optabs.def (vec_extract_optab, vec_init_optab): Change from
19496 a direct optab to conversion optab.
19497 * optabs.c (expand_vector_broadcast): Use convert_optab_handler
19498 with GET_MODE_INNER as last argument instead of optab_handler.
19499 * expmed.c (extract_bit_field_1): Likewise. Use vector from
19500 vector extraction if possible and optab is available.
19501 * expr.c (store_constructor): Use convert_optab_handler instead
19502 of optab_handler. Use vector initialization from smaller
19503 vectors if possible and optab is available.
19504 * tree-vect-stmts.c (vectorizable_load): Likewise.
19505 * doc/md.texi (vec_extract, vec_init): Document that the optabs
19506 now have two modes.
19507 * config/i386/i386.c (ix86_expand_vector_init): Handle expansion
19508 of vec_init from half-sized vectors with the same element mode.
19509 * config/i386/sse.md (ssehalfvecmode): Add V4TI case.
19510 (ssehalfvecmodelower, ssescalarmodelower): New mode attributes.
19511 (reduc_plus_scal_v8df, reduc_plus_scal_v4df, reduc_plus_scal_v2df,
19512 reduc_plus_scal_v16sf, reduc_plus_scal_v8sf, reduc_plus_scal_v4sf,
19513 reduc_<code>_scal_<mode>, reduc_umin_scal_v8hi): Add element mode
19514 after mode in gen_vec_extract* calls.
19515 (vec_extract<mode>): Renamed to ...
19516 (vec_extract<mode><ssescalarmodelower>): ... this.
19517 (vec_extract<mode><ssehalfvecmodelower>): New expander.
19518 (rotl<mode>3, rotr<mode>3, <shift_insn><mode>3, ashrv2di3): Add
19519 element mode after mode in gen_vec_init* calls.
19520 (VEC_INIT_HALF_MODE): New mode iterator.
19521 (vec_init<mode>): Renamed to ...
19522 (vec_init<mode><ssescalarmodelower>): ... this.
19523 (vec_init<mode><ssehalfvecmodelower>): New expander.
19524 * config/i386/mmx.md (vec_extractv2sf): Renamed to ...
19525 (vec_extractv2sfsf): ... this.
19526 (vec_initv2sf): Renamed to ...
19527 (vec_initv2sfsf): ... this.
19528 (vec_extractv2si): Renamed to ...
19529 (vec_extractv2sisi): ... this.
19530 (vec_initv2si): Renamed to ...
19531 (vec_initv2sisi): ... this.
19532 (vec_extractv4hi): Renamed to ...
19533 (vec_extractv4hihi): ... this.
19534 (vec_initv4hi): Renamed to ...
19535 (vec_initv4hihi): ... this.
19536 (vec_extractv8qi): Renamed to ...
19537 (vec_extractv8qiqi): ... this.
19538 (vec_initv8qi): Renamed to ...
19539 (vec_initv8qiqi): ... this.
19540 * config/rs6000/vector.md (VEC_base_l): New mode attribute.
19541 (vec_init<mode>): Renamed to ...
19542 (vec_init<mode><VEC_base_l>): ... this.
19543 (vec_extract<mode>): Renamed to ...
19544 (vec_extract<mode><VEC_base_l>): ... this.
19545 * config/rs6000/paired.md (vec_initv2sf): Renamed to ...
19546 (vec_initv2sfsf): ... this.
19547 * config/rs6000/altivec.md (splitter, altivec_copysign_v4sf3,
19548 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
19549 vec_unpacku_lo_v8hi, mulv16qi3, altivec_vreve<mode>2): Add
19550 element mode after mode in gen_vec_init* calls.
19551 * config/aarch64/aarch64-simd.md (vec_init<mode>): Renamed to ...
19552 (vec_init<mode><Vel>): ... this.
19553 (vec_extract<mode>): Renamed to ...
19554 (vec_extract<mode><Vel>): ... this.
19555 * config/aarch64/iterators.md (Vel): New mode attribute.
19556 * config/s390/s390.c (s390_expand_vec_strlen, s390_expand_vec_movstr):
19557 Add element mode after mode in gen_vec_extract* calls.
19558 * config/s390/vector.md (non_vec_l): New mode attribute.
19559 (vec_extract<mode>): Renamed to ...
19560 (vec_extract<mode><non_vec_l>): ... this.
19561 (vec_init<mode>): Renamed to ...
19562 (vec_init<mode><non_vec_l>): ... this.
19563 * config/s390/s390-builtins.def (s390_vlgvb, s390_vlgvh, s390_vlgvf,
19564 s390_vlgvf_flt, s390_vlgvg, s390_vlgvg_dbl): Add element mode after
19566 * config/arm/iterators.md (V_elem_l): New mode attribute.
19567 * config/arm/neon.md (vec_extract<mode>): Renamed to ...
19568 (vec_extract<mode><V_elem_l>): ... this.
19569 (vec_extractv2di): Renamed to ...
19570 (vec_extractv2didi): ... this.
19571 (vec_init<mode>): Renamed to ...
19572 (vec_init<mode><V_elem_l>): ... this.
19573 (reduc_plus_scal_<mode>, reduc_plus_scal_v2di, reduc_smin_scal_<mode>,
19574 reduc_smax_scal_<mode>, reduc_umin_scal_<mode>,
19575 reduc_umax_scal_<mode>, neon_vget_lane<mode>, neon_vget_laneu<mode>):
19576 Add element mode after gen_vec_extract* calls.
19577 * config/mips/mips-msa.md (vec_init<mode>): Renamed to ...
19578 (vec_init<mode><unitmode>): ... this.
19579 (vec_extract<mode>): Renamed to ...
19580 (vec_extract<mode><unitmode>): ... this.
19581 * config/mips/loongson.md (vec_init<mode>): Renamed to ...
19582 (vec_init<mode><unitmode>): ... this.
19583 * config/mips/mips-ps-3d.md (vec_initv2sf): Renamed to ...
19584 (vec_initv2sfsf): ... this.
19585 (vec_extractv2sf): Renamed to ...
19586 (vec_extractv2sfsf): ... this.
19587 (reduc_plus_scal_v2sf, reduc_smin_scal_v2sf, reduc_smax_scal_v2sf):
19588 Add element mode after gen_vec_extract* calls.
19589 * config/mips/mips.md (unitmode): New mode iterator.
19590 * config/spu/spu.c (spu_expand_prologue, spu_allocate_stack,
19591 spu_builtin_extract): Add element mode after gen_vec_extract* calls.
19592 * config/spu/spu.md (inner_l): New mode attribute.
19593 (vec_init<mode>): Renamed to ...
19594 (vec_init<mode><inner_l>): ... this.
19595 (vec_extract<mode>): Renamed to ...
19596 (vec_extract<mode><inner_l>): ... this.
19597 * config/sparc/sparc.md (veltmode): New mode iterator.
19598 (vec_init<VMALL:mode>): Renamed to ...
19599 (vec_init<VMALL:mode><VMALL:veltmode>): ... this.
19600 * config/ia64/vect.md (vec_initv2si): Renamed to ...
19601 (vec_initv2sisi): ... this.
19602 (vec_initv2sf): Renamed to ...
19603 (vec_initv2sfsf): ... this.
19604 (vec_extractv2sf): Renamed to ...
19605 (vec_extractv2sfsf): ... this.
19606 * config/powerpcspe/vector.md (VEC_base_l): New mode attribute.
19607 (vec_init<mode>): Renamed to ...
19608 (vec_init<mode><VEC_base_l>): ... this.
19609 (vec_extract<mode>): Renamed to ...
19610 (vec_extract<mode><VEC_base_l>): ... this.
19611 * config/powerpcspe/paired.md (vec_initv2sf): Renamed to ...
19612 (vec_initv2sfsf): ... this.
19613 * config/powerpcspe/altivec.md (splitter, altivec_copysign_v4sf3,
19614 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
19615 vec_unpacku_lo_v8hi, mulv16qi3): Add element mode after mode in
19616 gen_vec_init* calls.
19618 2017-08-01 Richard Biener <rguenther@suse.de>
19620 PR tree-optimization/81297
19621 * tree-vrp.c (get_single_symbol): Remove assert, instead drop
19622 TREE_OVERFLOW from INTEGER_CSTs.
19624 2017-07-31 Segher Boessenkool <segher@kernel.crashing.org>
19626 * config/rs6000/rs6000.c (enum rs6000_reg_type): Delete trailing comma.
19628 2017-07-31 Carl Love <cel@us.ibm.com>
19630 * config/rs6000/rs6000-c: Add support for built-in functions
19631 vector signed char vec_xl_be (signed long long, signed char *);
19632 vector unsigned char vec_xl_be (signed long long, unsigned char *);
19633 vector signed int vec_xl_be (signed long long, signed int *);
19634 vector unsigned int vec_xl_be (signed long long, unsigned int *);
19635 vector signed long long vec_xl_be (signed long long, signed long long *);
19636 vector unsigned long long vec_xl_be (signed long long, unsigned long long *);
19637 vector signed short vec_xl_be (signed long long, signed short *);
19638 vector unsigned short vec_xl_be (signed long long, unsigned short *);
19639 vector double vec_xl_be (signed long long, double *);
19640 vector float vec_xl_be (signed long long, float *);
19641 * config/rs6000/altivec.h (vec_xl_be): Add #define.
19642 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI, XL_BE_V8HI, XL_BE_V4SI)
19643 XL_BE_V2DI, XL_BE_V4SF, XL_BE_V2DF, XL_BE): Add definitions
19645 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Add function.
19646 (altivec_expand_builtin): Add switch statement to call
19647 altivec_expand_xl_be for each builtin.
19648 (altivec_init_builtins): Add def_builtin for _builtin_vsx_le_be_v8hi,
19649 __builtin_vsx_le_be_v4si, __builtin_vsx_le_be_v2di,
19650 __builtin_vsx_le_be_v4sf, __builtin_vsx_le_be_v2df,
19651 __builtin_vsx_le_be_v16qi.
19652 * doc/extend.texi: Update the built-in documentation file for the
19653 new built-in functions.
19655 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
19658 * config/i386/i386.c (ix86_allocate_stack_slots_for_args):
19660 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
19662 2017-07-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19664 * config.gcc: Add z14.
19665 * config/s390/driver-native.c (s390_host_detect_local_cpu): Add
19666 CPU model numbers for z13s and z14.
19667 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace
19669 * config/s390/s390-opts.h (enum processor_type): Rename
19670 PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
19671 * config/s390/s390.c (processor_table): Add field for CPU name to
19672 be passed to Binutils.
19673 (s390_asm_output_machine_for_arch): Use the new field in
19674 processor_table for Binutils.
19675 (s390_expand_builtin): Replace arch12 with z14.
19676 (s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
19677 (s390_get_sched_attrmask): Likewise.
19678 (s390_get_unit_mask): Likewise.
19679 * config/s390/s390.opt: Add z14 to processor_type enum.
19681 2017-07-31 Martin Jambor <mjambor@suse.cz>
19684 * ipa-fnsummary.c (ipa_fn_summary_generate): Set versionable
19685 regardless of optimization level.
19687 2017-07-31 Jan Hubicka <hubicka@ucw.cz>
19688 Martin Liska <mliska@suse.cz>
19690 * predict.def: Remove old comment and adjust probability.
19691 * gimplify.c (should_warn_for_implicit_fallthrough): Ignore
19692 PREDICT statements.
19694 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
19697 * config/i386/i386.c (ix86_function_naked): New function.
19698 (ix86_can_use_return_insn_p): Return false for naked functions.
19699 (ix86_expand_prologue): Skip prologue for naked functions.
19700 (ix86_expand_epilogue): Skip epilogue for naked functions
19701 and emit trap instruction.
19702 (ix86_warn_func_return): New function.
19703 (ix86_attribute_table): Add "naked" attribute specification.
19704 (TARGET_WARN_FUNC_RETURN): Define.
19705 * doc/extend.texi (x86 Function Attributes) <naked>: Document it.
19707 2017-07-31 Martin Liska <mliska@suse.cz>
19709 * gimple-pretty-print.c (dump_gimple_label): Never dump BB info.
19710 (dump_gimple_bb_header): Always dump BB info.
19711 (pp_cfg_jump): Do not append info about BB when dumping a jump.
19713 2017-07-31 Martin Liska <mliska@suse.cz>
19716 * convert.c (convert_to_integer_1): Guard condition with flag_sanitize_p
19717 also with current_function_decl non-null equality.
19719 2017-07-31 Jakub Jelinek <jakub@redhat.com>
19722 * ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't
19723 change type to the element type, instead add eltype variable and
19724 use it where we are interested in the element type.
19726 PR tree-optimization/81603
19727 * ipa-polymorphic-call.c
19728 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Perform
19729 offset arithmetic in offset_int, bail out if the resulting bit offset
19730 doesn't fit into shwi.
19732 2017-07-31 Martin Liska <mliska@suse.cz>
19734 * gimplify.c (mostly_copy_tree_r): Remove Java specific hunk.
19735 (gimplify_save_expr): Fix comment.
19737 2017-07-30 H.J. Lu <hongjiu.lu@intel.com>
19740 * config/i386/i386.c (ix86_function_arg): Update arguments for
19742 (ix86_compute_frame_layout): Set the initial stack offset to
19743 INCOMING_FRAME_SP_OFFSET. Update red-zone offset with
19744 INCOMING_FRAME_SP_OFFSET.
19745 (ix86_expand_epilogue): Don't pop the 'ERROR_CODE' off the
19746 stack before exception handler returns.
19747 * config/i386/i386.h (INCOMING_FRAME_SP_OFFSET): Add the
19748 the 'ERROR_CODE' for exception handler.
19750 2017-07-30 Uros Bizjak <ubizjak@gmail.com>
19752 * config/i386/i386.h (ASM_PRINTF_EXTENSIONS): New macro.
19753 (ASM_OUTPUT_REG_PUSH): Rewrite with new operand modifiers.
19754 (ASM_OUTPUT_REG_POP): Ditto.
19755 * config/i386/i386.c (ix86_asm_output_function_label): Use fputs
19756 instead of asm_fprintf to output pure string.
19758 2017-07-29 Jakub Jelinek <jakub@redhat.com>
19760 * debug.h (struct gcc_debug_hooks): Add IMPLICIT argument
19761 to imported_module_or_decl hook.
19762 (debug_nothing_tree_tree_tree_bool): Remove.
19763 (debug_nothing_tree_tree_tree_bool_bool): New declaration.
19764 * debug.c (do_nothing_debug_hooks): Use
19765 debug_nothing_tree_tree_tree_bool_bool instead of
19766 debug_nothing_tree_tree_tree_bool.
19767 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
19768 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
19769 * sdbout.c (sdb_debug_hooks): Likewise.
19770 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
19771 (gen_namespace_die): Add DW_AT_export_symbols attribute if
19773 (dwarf2out_imported_module_or_decl): Add IMPLICIT argument,
19774 if true, -gdwarf-5 and decl will have DW_AT_export_symbols
19775 attribute, don't add anything.
19777 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19779 * fold-const.c (fold_build1_stat_loc): Remove _stat from name.
19780 (fold_build2_stat_loc): Likewise.
19781 (fold_build3_stat_loc): Likewise.
19782 * fold-const.h (fold_build1, fold_build2, fold_build3): Adjust.
19783 (fold_build1_loc): Remove macro.
19784 (fold_build2_loc): Likewise.
19785 (fold_build3_loc): Likewise.
19787 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19789 * gimple.c (gimple_build_debug_bind_stat): Remove _stat from name.
19790 (gimple_build_debug_bind_source_stat): Likewise.
19791 * gimple.h (gimple_build_debug_bind): Remove macro.
19792 (gimple_build_debug_bind_source): Likewise.
19794 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19796 * bitmap.c (bitmap_alloc): Adjust.
19797 (bitmap_gc_alloc): Likewise.
19798 * bitmap.h (bitmap_initialize_stat): Remove _stat from name.
19800 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19802 * bitmap.c (bitmap_obstack_alloc_stat): Rename to bitmap_alloc.
19803 (bitmap_gc_alloc_stat): Rename to bitmap_gc_alloc.
19804 * bitmap.h (bitmap_obstack_alloc_stat): Adjust prototype.
19805 (bitmap_gc_alloc_stat): Likewise.
19806 (BITMAP_ALLOC, BITMAP_GGC_ALLOC): Adjust.
19808 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19810 * rtl.c (shallow_copy_rtx_stat): Remove _stat from name.
19811 * rtl.h (shallow_copy_rtx): Remove macro.
19813 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19815 * emit-rtl.c (gen_raw_REG): Adjust.
19816 * gengenrtl.c (gendef): Likewise.
19817 * rtl.c (rtx_alloc_stat): Remove _stat from name.
19818 * rtl.h (rtx_alloc): Remove macro.
19820 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19822 * tree.c (build_tree_list_vec_stat): Remove _stat from name.
19823 (build_tree_list_stat): Likewise.
19824 * tree.h (build_tree_list): Remove macro.
19825 (build_tree_list_vec): Likewise.
19827 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19829 * tree.c (make_vector_stat): Remove _stat from name.
19830 (build_vector_stat): Likewise.
19831 * tree.h (make_vector_stat): Remove macro.
19832 (build_vector_stat): Likewise.
19834 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19836 * tree.h (build_var_debug_value): Remove prototype.
19838 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19840 * tree.c (tree_cons_stat): Remove _stat from name.
19841 * tree.h (tree_cons): Remove macro.
19843 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19845 * tree.c (build_vl_exp_stat): Remove _stat from name.
19846 * tree.h (build_vl_exp): Remove macro.
19848 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19850 * tree.c (build_decl_stat): Remove _stat from name.
19851 * tree.h (build_decl): Remove macro.
19853 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19855 * gimple.c (gimple_build_with_ops_stat): Adjust.
19856 (gimple_alloc_stat): Remove _stat from name.
19857 * gimple.h (gimple_alloc): Remove macro.
19859 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19861 * tree.c (make_tree_vec_stat): Remove _stat from name.
19862 (grow_tree_vec_stat): Likewise.
19863 * tree.h (make_tree_vec_stat): Adjust prototype.
19864 (grow_tree_vec_stat): Likewise.
19865 (make_tree_vec): Remove macro.
19866 (grow_tree_vec): Likewise.
19868 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19870 * fold-const.c (fold_build1_stat_loc): Adjust.
19871 (fold_build2_stat_loc): Likewise.
19872 (fold_build3_stat_loc): Likewise.
19873 * tree.c (build0_stat): Remove _stat from name.
19874 (build1_stat): Likewise.
19875 (build2_stat): Likewise.
19876 (build3_stat): Likewise.
19877 (build4_stat): Likewise.
19878 (build5_stat): Likewise.
19879 * tree.h (build1_loc): Remove macro, and rename _stat function
19881 (build2_loc): Likewise.
19882 (build3_loc): Likewise.
19883 (build4_loc): Likewise.
19884 (build5_loc): Likewise.
19886 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19888 * tree.c (make_int_cst_stat): Remove _stat from name.
19889 * tree.h (make_int_cst_stat): Adjust prototype.
19890 (make_int_cst): Remove macro.
19892 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19894 * tree.c (make_tre_binfo_stat): Remove _stat from name.
19895 * tree.h (make_tree_binfo_stat): Adjust prototype.
19896 (make_tree_binfo): Remove.
19898 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19900 * tree.c (copy_node_stat): Rename to copy_node.
19901 (build_distinct_type_copy): Adjust.
19902 * tree.h (copy_node_stat): Adjust prototype.
19903 (copy_node): Remove macro.
19905 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19907 * tree.c (make_node_stat): rename to make_node.
19908 (build_tree_list_stat): Adjust.
19909 (build0_stat): Likewise.
19910 (build2_stat): Likewise.
19911 (build3_stat): Likewise.
19912 (build4_stat): Likewise.
19913 (build5_stat): Likewise.
19914 (build_decl_stat): Likewise.
19915 * tree.h (make_node_stat): Adjust prototype.
19916 (make_node): remove macro.
19918 2017-07-28 Peter Bergner <bergner@vnet.ibm.com>
19920 * config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define.
19921 (PPC_FEATURE2_SCV): Likewise.
19922 * config/rs6000/rs6000.c (cpu_supports_info): Use them.
19924 2017-07-28 Tamar Christina <tamar.christina@arm.com>
19926 * config/aarch64/aarch64.c
19927 (aarch64_internal_mov_immediate): Add new special pattern.
19928 * config/aarch64/aarch64.md (*movdi_aarch64):
19929 Add reg/32bit const mov case.
19931 2017-07-28 Tamar Christina <tamar.christina@arm.com>
19932 Richard Sandiford <richard.sandiford@linaro.org>
19934 * config/aarch64/aarch64.md (mov<mode>): Generalize.
19935 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
19936 Add integer and movi cases.
19937 (movi-split-hf-df-sf split, fp16): New.
19938 (enabled): Added TARGET_FP_F16INST.
19939 * config/aarch64/iterators.md (GPF_HF): New.
19940 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): New.
19942 2017-07-28 Tamar Christina <tamar.christina@arm.com>
19944 * config/aarch64/aarch64.c
19945 (aarch64_simd_container_mode): Add prototype.
19946 (aarch64_expand_mov_immediate): Add HI support.
19947 (aarch64_reinterpret_float_as_int, aarch64_float_const_rtx_p: New.
19948 (aarch64_can_const_movi_rtx_p): New.
19949 (aarch64_preferred_reload_class):
19950 Remove restrictions of using FP registers for certain SIMD operations.
19951 (aarch64_rtx_costs): Added new cost for CONST_DOUBLE moves.
19952 (aarch64_valid_floating_const): Add integer move validation.
19953 (aarch64_simd_imm_scalar_p): Remove.
19954 (aarch64_output_scalar_simd_mov_immediate): Generalize function.
19955 (aarch64_legitimate_constant_p): Expand list of supported cases.
19956 * config/aarch64/aarch64-protos.h
19957 (aarch64_float_const_rtx_p, aarch64_can_const_movi_rtx_p): New.
19958 (aarch64_reinterpret_float_as_int): New.
19959 (aarch64_simd_imm_scalar_p): Remove.
19960 * config/aarch64/constraints.md (Uvi): New.
19961 (Dd): Split into Ds and new Dd.
19962 * config/aarch64/aarch64.md (*movsi_aarch64):
19964 (*movdi_aarch64): Add SIMD mov case.
19966 2017-07-28 Bin Cheng <bin.cheng@arm.com>
19968 * tree-predcom.c: (struct chain): Handle store-store chain in which
19969 stores for elimination only store loop invariant values.
19970 (execute_pred_commoning_chain): Ditto.
19971 (prepare_initializers_chain_store_elim): Ditto.
19972 (prepare_finalizers): Ditto.
19973 (is_inv_store_elimination_chain): New function.
19974 (initialize_root_vars_store_elim_1): New function.
19976 2017-07-28 Bin Cheng <bin.cheng@arm.com>
19978 * tree-predcom.c: Revise general description of the pass.
19979 (enum chain_type): New enum type for store elimination.
19980 (struct chain): New field supporting store elimination.
19981 (struct component): Ditto.
19982 (dump_chain): Dump store-stores chain.
19983 (release_chain): Release resources.
19984 (split_data_refs_to_components): Compute and create component
19985 contains only stores for elimination.
19986 (get_chain_last_ref_at): New function.
19987 (make_invariant_chain): Initialization.
19988 (make_rooted_chain): Specify chain type in parameter and record it.
19989 (add_looparound_copies): Skip for store-stores chain.
19990 (determine_roots_comp): Compute type of chain and pass it to
19992 (initialize_root_vars_store_elim_2): New function.
19993 (finalize_eliminated_stores): New function.
19994 (remove_stmt): Handle store for elimination.
19995 (execute_pred_commoning_chain): Execute predictive commoning on
19996 store-store chains.
19997 (determine_unroll_factor): Skip unroll for store-stores chain.
19998 (prepare_initializers_chain_store_elim): New function.
19999 (prepare_initializers_chain): Hanlde store-store chain.
20000 (prepare_finalizers_chain, prepare_finalizers): New function.
20001 (tree_predictive_commoning_loop): Return integer value indicating
20002 if loop is unrolled or lcssa form is corrupted.
20003 (tree_predictive_commoning): Rewrite for lcssa form if necessary.
20005 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20007 * tree-predcom.c (initialize_root): Delete.
20008 (execute_pred_commoning_chain): Initialize root vars and replace
20009 reference of non-combined chain directly, rather than call above
20012 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20014 * tree-predcom.c (ref_at_iteration): Add parameter NITERS. Compute
20015 memory reference to DR at (NITERS + ITERS)-th iteration of loop.
20017 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20019 * tree-predcom.c (struct chain): New field init_seq.
20020 (release_chain): Release init_seq.
20021 (prepare_initializers_chain): Record intialization stmts in above
20023 (insert_init_seqs): New function.
20024 (tree_predictive_commoning_loop): Call insert_init_seqs.
20026 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20028 * tree-predcom.c (determine_roots_comp): Skip trivial components.
20030 2017-07-28 Richard Biener <rguenther@suse.de>
20032 * match.pd: Remove superfluous :c.
20033 * genmatch.c (simplify::id): Add member.
20034 (lower_commutative, lower_opt_convert, lower_cond, lower_for):
20036 (current_id): New global.
20037 (dt_node::parent): Move from ...
20038 (dt_operand::parent): ... here. Add for_id member.
20039 (is_a_helper <dt_operand *>::test): DT_TRUE is also a dt_operand.
20040 (decision_tree::find_node): Relax order requirement when
20041 merging DT_TRUE nodes to ones inbetween the current simplify
20042 and the one we try to merge with. Add diagnostic whenever
20043 we need to enforce pattern order by not merging.
20044 (decision_tree::insert): Set current_id.
20045 (decision_tree::print_node): Dump parent node and for_id.
20046 (parser::last_id): Add member.
20047 (parser::push_simplify): Assign unique id.
20048 (parser::parser): Initialize last_id.
20050 2017-07-28 Martin Liska <mliska@suse.cz>
20053 * sanopt.c (sanitize_rewrite_addressable_params): Set VALUE_EXPR after
20054 gimple_build_debug_bind.
20056 2017-07-28 Richard Biener <rguenther@suse.de>
20058 PR tree-optimization/81502
20059 * match.pd: Add pattern combining BIT_INSERT_EXPR with
20061 * tree-cfg.c (verify_expr): Verify types of BIT_FIELD_REF
20063 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR pos.
20064 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Use bitsizetype
20065 for BIT_FIELD_REF args.
20066 * fold-const.c (make_bit_field_ref): Likewise.
20067 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
20069 2017-07-28 Jakub Jelinek <jakub@redhat.com>
20072 * sanopt.c (pass_sanopt::execute): Handle IFN_UBSAN_PTR.
20073 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.
20074 * flag-types.h (enum sanitize_code): Add SANITIZER_POINTER_OVERFLOW.
20075 Or it into SANITIZER_UNDEFINED.
20076 * ubsan.c: Include gimple-fold.h and varasm.h.
20077 (ubsan_expand_ptr_ifn): New function.
20078 (instrument_pointer_overflow): New function.
20079 (maybe_instrument_pointer_overflow): New function.
20080 (instrument_object_size): Formatting fix.
20081 (pass_ubsan::execute): Call instrument_pointer_overflow
20082 and maybe_instrument_pointer_overflow.
20083 * internal-fn.c (expand_UBSAN_PTR): New function.
20084 * ubsan.h (ubsan_expand_ptr_ifn): Declare.
20085 * sanitizer.def (__ubsan_handle_pointer_overflow,
20086 __ubsan_handle_pointer_overflow_abort): New builtins.
20087 * tree-ssa-tail-merge.c (merge_stmts_p): Handle IFN_UBSAN_PTR.
20088 * internal-fn.def (UBSAN_PTR): New internal function.
20089 * opts.c (sanitizer_opts): Add pointer-overflow.
20090 * lto-streamer-in.c (input_function): Handle IFN_UBSAN_PTR.
20091 * fold-const.c (build_range_check): Compute pointer range check in
20092 integral type if pointer arithmetics would be needed. Formatting
20095 2017-07-28 Martin Liska <mliska@suse.cz>
20098 * sanopt.c (sanitize_rewrite_addressable_params): Do not rewrite
20099 parameters that are of a variable-length.
20101 2017-07-28 Sebastian Huber <sebastian.huber@embedded-brains.de>
20103 * config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h. Add
20105 * config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro.
20106 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20107 (CRT_CALL_STATIC_FUNCTION): Likewise.
20108 (ASM_DEFAULT_SPEC): New define.
20109 (ASM_SPEC32): Likewise.
20110 (ASM_SPEC64): Likewise.
20111 (ASM_SPEC_COMMON): Likewise.
20112 (ASM_SPEC): Likewise.
20113 (INVALID_64BIT): Likewise.
20114 (LINK_OS_DEFAULT_SPEC): Likewise.
20115 (LINK_OS_SPEC32): Likewise.
20116 (LINK_OS_SPEC64): Likewise.
20117 (POWERPC_LINUX): Likewise.
20118 (PTRDIFF_TYPE): Likewise.
20119 (RESTORE_FP_PREFIX): Likewise.
20120 (RESTORE_FP_SUFFIX): Likewise.
20121 (SAVE_FP_PREFIX): Likewise.
20122 (SAVE_FP_SUFFIX): Likewise.
20123 (SIZE_TYPE): Likewise.
20124 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20125 (TARGET_64BIT): Likewise.
20126 (TARGET_64BIT): Likewise.
20127 (TARGET_AIX): Likewise.
20128 (WCHAR_TYPE_SIZE): Likewise.
20129 (WCHAR_TYPE): Undefine.
20130 (TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines.
20131 (CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC.
20132 (CPP_OS_RTEMS_SPEC): Delete.
20133 (SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems. Add
20134 asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and
20136 * config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs.
20138 2017-07-28 Jakub Jelinek <jakub@redhat.com>
20140 PR tree-optimization/81578
20141 * tree-parloops.c (build_new_reduction): Bail out if
20142 reduction_code isn't one of the standard OpenMP reductions.
20143 Move the details printing after that decision.
20145 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
20147 * config/rs6000/predicates.md (volatile_mem_operand): Remove code
20148 related to reload_in_progress.
20149 (splat_input_operand): Likewise.
20150 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20152 * config/rs6000/rs6000.c (machine_function): Remove sdmode_stack_slot
20154 (TARGET_EXPAND_TO_RTL_HOOK): Delete.
20155 (TARGET_INSTANTIATE_DECLS): Likewise.
20156 (legitimate_indexed_address_p): Delete reload_in_progress code.
20157 (rs6000_debug_legitimate_address_p): Likewise.
20158 (rs6000_eliminate_indexed_memrefs): Likewise.
20159 (rs6000_emit_le_vsx_store): Likewise.
20160 (rs6000_emit_move_si_sf_subreg): Likewise.
20161 (rs6000_emit_move): Likewise.
20162 (register_to_reg_type): Likewise.
20163 (rs6000_pre_atomic_barrier): Likewise.
20164 (rs6000_machopic_legitimize_pic_address): Likewise.
20165 (rs6000_allocate_stack_temp): Likewise.
20166 (rs6000_address_for_fpconvert): Likewise.
20167 (rs6000_address_for_altivec): Likewise.
20168 (rs6000_secondary_memory_needed_rtx): Delete function.
20169 (rs6000_check_sdmode): Likewise.
20170 (rs6000_alloc_sdmode_stack_slot): Likewise.
20171 (rs6000_instantiate_decls): Likewise.
20172 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20173 * config/rs6000/rs6000.md (splitter for *movsi_got_internal):
20174 Delete reload_in_progress.
20175 (*vec_reload_and_plus_<mptrsize>): Likewise.
20176 * config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
20177 (vsx_div_v2di): Likewise.
20178 (vsx_udiv_v2di): Likewise.
20180 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
20182 * config/rs6000/rs6000.opt (mlra): Replace with stub.
20183 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Delete OPTION_MASK_LRA.
20184 * config/rs6000/rs6000.c (TARGET_LRA_P): Delete.
20185 (rs6000_debug_reg_global): Delete print of LRA status.
20186 (rs6000_option_override_internal): Delete dead LRA related code.
20187 (rs6000_lra_p): Delete function.
20188 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mlra.
20190 2017-07-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
20192 * config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*).
20193 * config/riscv/rtems.h: New file.
20195 2017-07-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20196 Sudakshina Das <sudi.das@arm.com>
20198 * config/aarch64/aarch64.md
20199 (define_split for and<mode>3nr_compare): Move
20200 non aarch64_logical_operand to a register.
20201 (define_split for and_<SHIFT:optab><mode>3nr_compare0): Move non
20202 register immediate operand to a register.
20203 * config/aarch64/predicates.md (aarch64_mov_imm_operand): New.
20205 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
20207 PR middle-end/81564
20208 * tree-cfg.c (group_case_labels_stmt): Handle already deleted blocks.
20210 2017-07-27 Richard Biener <rguenther@suse.de>
20212 PR tree-optimization/81573
20213 PR tree-optimization/81494
20214 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
20215 multi defuse cycle case.
20217 2017-07-27 Richard Biener <rguenther@suse.de>
20219 PR tree-optimization/81571
20220 * tree-vect-slp.c (vect_build_slp_tree): Properly verify reduction
20223 2017-07-27 Eric Botcazou <ebotcazou@adacore.com>
20225 * config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag
20226 earlier and only if MASK_FPU is set. Adjust formatting.
20228 2017-07-27 Martin Liska <mliska@suse.cz>
20230 * opt-functions.awk: Add validation of value of Init.
20231 * optc-gen.awk: Pass new argument.
20233 2017-07-27 Martin Liska <mliska@suse.cz>
20235 * auto-profile.c (autofdo_source_profile::update_inlined_ind_target):
20236 Fix wrong condition.
20238 2017-07-27 Martin Liska <mliska@suse.cz>
20240 * auto-profile.c (afdo_annotate_cfg): Assign zero counts to
20241 BBs and edges seen by autoFDO.
20243 2017-07-27 Richard Biener <rguenther@suse.de>
20245 PR tree-optimization/81502
20246 * tree-ssa.c (non_rewritable_lvalue_p): Handle BIT_INSERT_EXPR
20247 with incompatible but same sized type.
20248 (execute_update_addresses_taken): Likewise.
20250 2017-07-27 James Greenhalgh <james.greenhalgh@arm.com>
20252 * tree-ssa-loop-ch.c (pass_ch::process_loop_p): Guard on
20253 flag_tree_loop_vectorize rather than flag_tree_vectorize.
20255 2017-07-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20258 * config/s390/s390.md ("*atomic_compare_and_swap<mode>_1")
20259 ("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"):
20260 Change s_operand to memory_operand.
20262 2017-07-27 Richard Sandiford <richard.sandiford@linaro.org>
20264 * config/rs6000/rs6000-protos.h (rs6000_emit_le_vsx_permute): Declare.
20265 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Replace with...
20266 (rs6000_emit_le_vsx_permute): ...this. Take the destination as input.
20267 Emit instructions rather than returning an expression. Handle TFmode
20268 and KFmode by casting to TImode.
20269 (rs6000_emit_le_vsx_load): Update to use rs6000_emit_le_vsx_permute.
20270 (rs6000_emit_le_vsx_store): Likewise.
20271 * config/rs6000/vsx.md (VSX_TI): New iterator.
20272 (*vsx_le_permute_<mode>): Use it instead of VSX_LE_128.
20273 (*vsx_le_undo_permute_<mode>): Likewise.
20274 (*vsx_le_perm_load_<mode>): Use rs6000_emit_le_vsx_permute to
20275 emit the split sequence.
20276 (*vsx_le_perm_store_<mode>): Likewise.
20278 2017-07-27 Jakub Jelinek <jakub@redhat.com>
20280 PR tree-optimization/81555
20281 PR tree-optimization/81556
20282 * tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument,
20283 if true, force CHANGED for the recursive invocation.
20284 (reassociate_bb): Remember original length of ops array, pass
20285 len != orig_len as NEXT_CHANGED in rewrite_expr_tree call.
20287 * attribs.c (decl_attributes): Imply noinline, noclone and no_icf
20288 attributes for noipa attribute. For naked attribute use
20289 lookup_attribute first before lookup_attribute_spec.
20290 * final.c (rest_of_handle_final): Disable IPA RA for functions with
20292 * ipa-visibility.c (non_local_p): Fix comment typos. Return true
20293 for functions with noipa attribute.
20294 (cgraph_externally_visible_p): Return true for functions with noipa
20296 * cgraph.c (cgraph_node::get_availability): Return AVAIL_INTERPOSABLE
20297 for functions with noipa attribute.
20298 * doc/extend.texi: Document noipa function attribute.
20299 * tree-ssa-structalias.c (refered_from_nonlocal_fn): Set *nonlocal_p
20300 also for functions with noipa attribute.
20301 (ipa_pta_execute): Set nonlocal_p also for nodes with noipa attribute.
20303 2017-07-26 Andrew Pinski <apinski@cavium.com>
20305 * config/aarch64/aarch64.c (thunderx_vector_cost): Decrease cost of
20306 vec_unalign_load_cost and vec_unalign_store_cost.
20308 2017-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20310 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Delete
20311 -mvsx-small-integer option.
20312 (ISA_3_0_MASKS_IEEE): Likewise.
20313 (OTHER_VSX_VECTOR_MASKS): Likewise.
20314 (POWERPC_MASKS): Likewise.
20315 * config/rs6000/rs6000.opt (-mvsx-small-integer): Likewise.
20316 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Simplify
20317 code, only testing for DImode being allowed in non-VSX floating
20319 (rs6000_init_hard_regno_mode_ok): Change TARGET_VSX_SMALL_INTEGER
20320 to TARGET_P8_VECTOR test. Remove redundant VSX test inside of
20322 (rs6000_option_override_internal): Delete -mvsx-small-integer.
20323 (rs6000_expand_vector_set): Change TARGET_VSX_SMALL_INTEGER to
20324 TARGET_P8_VECTOR test.
20325 (rs6000_secondary_reload_simple_move): Likewise.
20326 (rs6000_preferred_reload_class): Delete TARGET_VSX_SMALL_INTEGER,
20327 since TARGET_P9_VECTOR was already tested.
20328 (rs6000_opt_masks): Remove -mvsx-small-integer.
20329 * config/rs6000/vsx.md (vsx_extract_<mode>): Delete
20330 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
20332 (vsx_extract_<mode>_p9): Delete TARGET_VSX_SMALL_INTEGER, since a
20333 test for TARGET_VEXTRACTUB was used, and that uses
20335 (p9 extract splitter): Likewise.
20336 (vsx_extract_<mode>_di_p9): Likewise.
20337 (vsx_extract_<mode>_store_p9): Likewise.
20338 (vsx_extract_si): Delete TARGET_VSX_SMALL_INTEGER, since a test
20339 for TARGET_P9_VECTOR was used. Delete code that is now dead with
20340 the elimination of TARGET_VSX_SMALL_INTEGER.
20341 (vsx_extract_<mode>_p8): Likewise.
20342 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Likewise.
20343 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
20344 (vsx_set_<mode>_p9): Likewise.
20345 (vsx_set_v4sf_p9): Likewise.
20346 (vsx_set_v4sf_p9_zero): Likewise.
20347 (vsx_insert_extract_v4sf_p9): Likewise.
20348 (vsx_insert_extract_v4sf_p9_2): Likewise.
20349 * config/rs6000/rs6000.md (sign extend splitter): Change
20350 TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test.
20351 (floatsi<mode>2_lfiwax_mem): Likewise.
20352 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20353 (float<QHI:mode><FP_ISA3:mode>2): Delete TARGET_VSX_SMALL_INTEGER,
20354 since a test for TARGET_P9_VECTOR was used.
20355 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
20356 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
20357 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
20358 (fix_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
20359 TARGET_P8_VECTOR test.
20360 (fix_trunc<mode>si2_stfiwx): Likewise.
20361 (fix_trunc<mode>si2_internal): Likewise.
20362 (fix_trunc<SFDF:mode><QHI:mode>2): Delete
20363 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
20365 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
20366 (fixuns_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
20367 TARGET_P8_VECTOR test.
20368 (fixuns_trunc<mode>si2_stfiwx): Likewise.
20369 (fixuns_trunc<SFDF:mode><QHI:mode>2): Delete
20370 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
20372 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
20373 (fctiw<u>z_<mode>_smallint): Delete TARGET_VSX_SMALL_INTEGER,
20374 since a test for TARGET_P9_VECTOR was used.
20375 (splitter for loading small constants): Likewise.
20377 2017-07-26 Andrew Pinski <apinski@cavium.com>
20379 * config/aarch64/aarch64.c (thunderx_vector_cost): Fix
20382 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
20385 * config/i386/i386.c (sp_valid_at): Properly check CFA offset.
20386 (fp_valid_at): Likewise.
20388 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
20390 * config/aarch64/aarch64.c (cortexa57_addrcost_table): Remove.
20391 (qdf24xx_addrcost_table): Likewise.
20392 (cortexa57_tunings): Update to use generic_branch_cost.
20393 (cortexa72_tunings): Likewise.
20394 (cortexa73_tunings): Likewise.
20395 (qdf24xx_tunings): Likewise.
20397 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
20399 * config/aarch64/aarch64.c (cortexa57_branch_cost): Remove.
20400 (thunderx2t99_branch_cost): Likewise.
20401 (cortexa35_tunings): Update to use generic_branch_cost.
20402 (cortexa53_tunings): Likewise.
20403 (cortexa57_tunings): Likewise.
20404 (cortexa72_tunings): Likewise.
20405 (cortexa73_tunings): Likewise.
20406 (thunderx2t99_tunings): Likewise.
20408 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
20410 * config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD.
20411 (sparc_option_override): Honour MASK_FSMULD.
20412 * config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD.
20413 * config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD.
20414 * config/sparc/sparc.opt (mfsmuld): New option.
20415 * doc/invoke.texi (mfsmuld): Document option.
20417 2017-07-26 Marek Polacek <polacek@redhat.com>
20419 PR middle-end/70992
20420 * tree.c (build2_stat): Don't set TREE_CONSTANT on divisions by zero.
20422 2017-07-26 Richard Biener <rguenther@suse.de>
20424 * gimple-match-head.c (do_valueize): Return OP if valueize
20426 (get_def): New helper to get at the def stmt of a SSA name
20427 if valueize allows.
20428 * genmatch.c (dt_node::gen_kids_1): Use get_def instead of
20429 do_valueize to get at the def stmt.
20430 (dt_operand::gen_gimple_expr): Simplify do_valueize calls.
20432 2017-07-26 Wilco Dijkstra <wdijkstr@arm.com>
20434 PR middle-end/46932
20435 * auto-inc-dec.c (parse_add_or_inc): Block autoinc on sfp.
20437 2017-07-26 Martin Liska <mliska@suse.cz>
20440 * function.c (expand_function_start): Make expansion of
20441 nonlocal_goto_save_area after parm_birth_insn.
20443 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
20445 * config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU
20446 from all CPU target flags enable members.
20448 2017-07-26 Richard Biener <rguenther@suse.de>
20450 * genmatch.c (dt_simplify::gen): Make iterator vars const.
20451 (decision_tree::gen): Make 'type' const.
20452 (write_predicate): Likewise.
20454 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20456 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok):
20457 Eliminate TARGET_UPPER_REGS_{DF,DI,SF} usage.
20458 (rs6000_option_override_internal): Likewise.
20459 (rs6000_expand_vector_set): Likewise.
20460 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Delete.
20461 (TARGET_UPPER_REGS_SF): Likewise.
20462 (TARGET_UPPER_REGS_DI): Likewise.
20463 (TARGET_VEXTRACTUB): Eliminate TARGET_UPPER_REGS_{DF,DI,SF}.
20464 (TARGET_DIRECT_MOVE_64BIT): Likewise.
20465 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Likewise.
20466 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
20467 (Splitters for DI constants in Altivec registers): Likewise.
20468 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Likewise.
20469 (vsx_set_v4sf_p9): Likewise.
20470 (vsx_set_v4sf_p9_zero): Likewise.
20471 (vsx_insert_extract_v4sf_p9): Likewise.
20472 (vsx_insert_extract_v4sf_p9_2): Likewise.
20474 2017-07-25 Carl Love <cel@us.ibm.com>
20476 * doc/extend.texi: Update the built-in documentation file for the
20477 existing built-in functions
20478 vector signed char vec_cnttz (vector signed char);
20479 vector unsigned char vec_cnttz (vector unsigned char);
20480 vector signed short vec_cnttz (vector signed short);
20481 vector unsigned short vec_cnttz (vector unsigned short);
20482 vector signed int vec_cnttz (vector signed int);
20483 vector unsigned int vec_cnttz (vector unsigned int);
20484 vector signed long long vec_cnttz (vector signed long long);
20485 vector unsigned long long vec_cnttz (vector unsigned long long);
20487 2017-07-25 Andrew Pinski <apinski@cavium.com>
20489 * tree-ssa-uninit.c (warn_uninitialized_vars): Don't warn about memory
20490 accesses where the use is for the first operand of a BIT_INSERT.
20492 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
20495 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
20496 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
20498 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
20500 * config/i386/gstabs.h: Delete.
20501 * config/i386/openbsd.h, config/i386/t-openbsd: Likewise.
20503 2017-07-25 Uros Bizjak <ubizjak@gmail.com>
20505 * config/i386/i386.c (ix86_decompose_address): Do not check for
20506 register RTX when looking at index_reg or base_reg.
20507 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use stack_pointer_rtx.
20509 2017-07-25 Eric Botcazou <ebotcazou@adacore.com>
20511 * gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace
20512 to update EH info here.
20514 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
20516 * match.pd ((X * CST1) * CST2): Simplify to X * (CST1 * CST2).
20518 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
20520 * match.pd ((X * CST) * Y): Reassociate to (X * Y) * CST.
20522 2017-07-25 Torsten Duwe <duwe@suse.de>
20524 * common.opt: Introduce -fpatchable-function-entry
20525 command line option, and its variables function_entry_patch_area_size
20526 and function_entry_patch_area_start.
20527 * opts.c (common_handle_option): Add -fpatchable_function_entry_ case,
20528 including a two-value parser.
20529 * target.def (print_patchable_function_entry): New target hook.
20530 * targhooks.h (default_print_patchable_function_entry): New function.
20531 * targhooks.c (default_print_patchable_function_entry): Likewise.
20532 * toplev.c (process_options): Switch off IPA-RA if
20533 patchable function entries are being generated.
20534 * varasm.c (assemble_start_function): Look at the
20535 patchable-function-entry command line switch and current
20536 function attributes and maybe generate NOP instructions by
20537 calling the print_patchable_function_entry hook.
20538 * doc/extend.texi: Document patchable_function_entry attribute.
20539 * doc/invoke.texi: Document -fpatchable_function_entry
20540 command line option.
20541 * doc/tm.texi.in (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
20543 * doc/tm.texi: Re-generate.
20545 2017-07-25 Jakub Jelinek <jakub@redhat.com>
20548 * config/i386/constraints.md (Yd, Ye): Use ALL_SSE_REGS for
20549 TARGET_AVX512DQ rather than TARGET_AVX512BW.
20551 2017-07-25 Tamar Christina <tamar.christina@arm.com>
20553 * config/arm/parsecpu.awk (all_cores): Remove duplicates.
20555 2017-07-25 Richard Biener <rguenther@suse.de>
20557 PR tree-optimization/81455
20558 * tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to
20559 not walk in cycles when looking for guards.
20561 2017-07-25 Richard Biener <rguenther@suse.de>
20563 PR tree-optimization/81529
20564 * tree-vect-stmts.c (process_use): Disregard live induction PHIs
20565 when optimizing backedge uses.
20567 2017-07-25 David Edelsohn <dje.gcc@gmail.com>
20569 * dwarf2asm.c (dw2_asm_output_nstring): Encode double quote
20571 * dwarf2out.c (output_macinfo): Copy debug_line_section_label
20572 to dl_section_ref. On AIX, append an expression to subtract
20573 the size of the section length to dl_section_ref.
20575 2017-07-25 Segher Boessenkool <segher@kernel.crashing.org>
20577 * configure.ac: If any of the config.* scripts fail, exit 1.
20578 * configure: Regenerate.
20580 2017-07-25 Richard Biener <rguenther@suse.de>
20582 PR middle-end/81546
20583 * tree-ssa-operands.c (verify_imm_links): Remove cap on number
20584 of immediate uses, be more verbose on errors.
20586 2017-07-25 Richard Biener <rguenther@suse.de>
20588 PR tree-optimization/81510
20589 * tree-vect-loop.c (vect_is_simple_reduction): When the
20590 reduction stmt is not inside the loop bail out.
20592 2017-07-25 Richard Biener <rguenther@suse.de>
20594 PR tree-optimization/81303
20595 * tree-vect-loop-manip.c (vect_loop_versioning): Build
20596 profitability check against LOOP_VINFO_NITERSM1.
20598 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
20600 * domwalk.c (cmp_bb_postorder): Simplify.
20601 (sort_bbs_postorder): New function. Use it...
20602 (dom_walker::walk): ...here to optimize common cases.
20604 2017-07-25 Martin Liska <mliska@suse.cz>
20607 * ipa-visibility.c (function_and_variable_visibility): Make the
20608 redirection just on target that supports aliasing.
20609 Fix GNU coding style.
20611 2017-07-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
20614 * config/aarch64/rtems.h: Add GCC Runtime Library Exception.
20616 * config/arm/rtems.h: Likewise.
20617 * config/bfin/rtems.h: Likewise.
20618 * config/i386/rtemself.h: Likewise.
20619 * config/lm32/rtems.h: Likewise.
20620 * config/m32c/rtems.h: Likewise.
20621 * config/m68k/rtemself.h: Likewise.
20622 * config/microblaze/rtems.h: Likewise.
20623 * config/mips/rtems.h: Likewise.
20624 * config/moxie/rtems.h: Likewise.
20625 * config/nios2/rtems.h: Likewise.
20626 * config/powerpcspe/rtems.h: Likewise.
20627 * config/rs6000/rtems.h: Likewise.
20628 * config/rtems.h: Likewise.
20629 * config/sh/rtems.h: Likewise.
20630 * config/sh/rtemself.h: Likewise.
20631 * config/sparc/rtemself.h: Likewise.
20633 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
20636 * hsa-brig.c (brig_init): Use xasprintf instead of asprintf.
20637 * gimple-pretty-print.c (dump_profile, dump_probability): Same.
20638 * tree-ssa-structalias.c (alias_get_name): Same.
20640 2017-07-25 Bin Cheng <bin.cheng@arm.com>
20643 * config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac
20644 instructions if no du chain is found.
20646 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
20648 * config/avr/avr-log.c (avr_log_vadump) ['T']: Print NULL-TREE.
20650 2017-07-25 Richard Biener <rguenther@suse.de>
20652 PR middle-end/81505
20653 * fold-const.c (fold_negate_const): TREE_OVERFLOW should be
20656 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20658 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Delete
20659 upper-regs options.
20660 (ISA_2_7_MASKS_SERVER): Likewise.
20661 (ISA_3_0_MASKS_IEEE): Likewise.
20662 (OTHER_P8_VECTOR_MASKS): Likewise.
20663 (OTHER_VSX_VECTOR_MASKS): Likewise.
20664 (POWERPC_MASKS): Likewise.
20665 (power7 cpu): Use ISA_2_6_MASKS_SERVER instead of using a
20666 duplicate list of options.
20667 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Remove
20668 explicit -mupper-regs options.
20669 * config/rs6000/rs6000.opt (-mvsx-scalar-memory): Delete
20670 -mupper-regs* options. Delete -mvsx-scalar-memory, which was an
20671 alias for -mupper-regs-df.
20672 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
20673 (rs6000_init_hard_regno_mode_ok): Likewise.
20674 (rs6000_option_override_internal): Likewise.
20675 (rs6000_opt_masks): Likewise.
20676 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Define upper regs
20677 options in terms of whether -mvsx or -mpower8-vector was used.
20678 (TARGET_UPPER_REGS_DI): Likewise.
20679 (TARGET_UPPER_REGS_SF): Likewise.
20680 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete the
20681 -mupper-regs-* options.
20683 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
20685 * passes.c (emergency_dump_function): Print some empty lines and a
20686 header before the RTL dump.
20688 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
20690 * cfgrtl.c (rtl_dump_bb): Don't call NEXT_INSN on NULL.
20692 2017-07-24 Wilco Dijkstra <wdijkstr@arm.com>
20695 * config/aarch64/aarch64.c (aarch64_classify_symbol):
20696 Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals.
20698 2017-07-24 Carl Love <cel@us.ibm.com>
20700 * config/rs6000/rs6000-c.c: Add support for built-in functions
20701 vector float vec_extract_fp32_from_shorth (vector unsigned short);
20702 vector float vec_extract_fp32_from_shortl (vector unsigned short);
20703 * config/rs6000/altivec.h (vec_extract_fp_from_shorth,
20704 vec_extract_fp_from_shortl): Add defines for the two builtins.
20705 * config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH,
20706 VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1
20708 * config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn.
20709 (vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands.
20710 * doc/extend.texi: Update the built-in documentation file for the
20711 new built-in function.
20713 2017-07-24 Jakub Jelinek <jakub@redhat.com>
20716 * tree.def: Remove TYPE_METHODS documentation, adjust TYPE_FIELDS
20718 * doc/generic.texi: Likewise.
20719 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
20720 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
20722 2017-07-24 Jackson Woodruff <jackson.woodruff@arm.com>
20724 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): New.
20725 (aarch64_mls_elt_merge<mode>): Likewise.
20727 2017-07-23 Krister Walfridsson <krister.walfridsson@gmail.com>
20729 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
20730 having __cxa_atexit.
20732 2017-07-23 Michael Collison <michael.collison@arm.com>
20734 * config/arm/arm.c (arm_option_override): Deprecate
20735 use of -mstructure-size-boundary.
20736 * config/arm/arm.opt: Deprecate -mstructure-size-boundary.
20737 * doc/invoke.texi: Deprecate -mstructure-size-boundary.
20739 2017-07-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20742 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
20743 Reduce cost estimate for direct moves.
20745 2017-07-23 Uros Bizjak <ubizjak@gmail.com>
20748 * config/i386/i386.c (ix86_option_override_internal): Disable
20749 BMI, BMI2 and TBM instructions for -m16.
20751 2017-07-21 Carl Love <cel@us.ibm.com>
20753 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20754 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
20755 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
20756 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
20757 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
20758 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
20759 VMULOSW): New enum "unspec" values.
20760 (altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
20761 altivec_vmulosw): New patterns.
20762 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
20763 VMULOSW): Add definitions.
20765 2017-07-21 Jim Wilson <jim.wilson@linaro.org>
20767 * config/aarch64/aarch64-cores.def (falkor): Add AARCH64_FL_RDMA.
20768 (qdf24xx): Likewise.
20769 * config/aarch64/aarch64-options-extensions.def (rdma); New.
20770 * config/aarch64/aarch64.h (AARCH64_FL_RDMA): New.
20771 (AARCH64_FL_V8_1): Renumber.
20772 (AARCH64_FL_FOR_ARCH8_1): Add AARCH64_FL_RDMA.
20773 (AARCH64_ISA_RDMA): Use AARCH64_FL_RDMA.
20774 * config/aarch64/arm_neon.h: Use +rdma instead of arch=armv8.1-a.
20775 * doc/invoke.texi (AArch64 Options): Mention +rmda in -march docs. Add
20776 rdma to feature modifiers list.
20778 2017-07-21 Yury Gribov <tetra2005@gmail.com>
20780 PR middle-end/56727
20781 * ipa-visibility (function_and_variable_visibility): Convert
20782 recursive PLT call to direct call if appropriate.
20784 2017-07-21 Andrew Pinski <apinski@cavium.com>
20786 * tree-ssa-sccvn.c (vn_nary_op_eq): Check BIT_INSERT_EXPR's
20787 operand 1 to see if the types precision matches.
20788 * fold-const.c (operand_equal_p): Likewise.
20790 2017-07-21 Richard Biener <rguenther@suse.de>
20792 PR tree-optimization/81303
20793 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Pass
20794 in datarefs vector. Allow NULL dr0 for no peeling cost estimate.
20795 (vect_peeling_hash_get_lowest_cost): Adjust.
20796 (vect_enhance_data_refs_alignment): Likewise. Use
20797 vect_get_peeling_costs_all_drs to compute the penalty for no
20798 peeling to match up costs.
20800 2017-07-21 Richard Biener <rguenther@suse.de>
20802 PR tree-optimization/81500
20803 * tree-vect-loop.c (vect_is_simple_reduction): Properly fail if
20804 we didn't identify a reduction path.
20806 2017-07-21 Tom de Vries <tom@codesourcery.com>
20807 Cesar Philippidis <cesar@codesourcery.com>
20809 PR gcov-profile/81442
20810 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Add missing edge
20813 2017-07-21 Tom de Vries <tom@codesourcery.com>
20816 * config/nvptx/nvptx.c (nvptx_override_options_after_change): New
20818 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define to
20819 nvptx_override_options_after_change.
20821 2017-07-21 Ulrich Drepper <drepper@redhat.com>
20823 * dwarf2out.c (output_file_names): Avoid double testing for
20824 dwarf_version >= 5.
20826 2017-07-21 Georg-Johann Lay <avr@gjlay.de>
20828 * doc/invoke.texi (AVR Built-in Functions): Re-layout section.
20830 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
20832 * cfgcleanup.c (flow_find_cross_jump): Do not crossjump across
20834 (try_crossjump_to_edge): Do not punt on partitioned functions.
20836 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
20838 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
20839 Put all BBs reachable only via paths crossing cold region to cold
20841 * cfgrtl.c (find_bbs_reachable_by_hot_paths): New function.
20843 2016-07-21 Richard Biener <rguenther@suse.de>
20845 PR tree-optimization/81303
20846 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Take
20847 into account prologue and epilogue iterations when raising
20848 min_profitable_iters to sth at least covering one vector iteration.
20850 2017-07-21 Tamar Christina <tamar.christina@arm.com>
20852 * config/arm/arm.c (arm_test_cpu_arch_dat):
20855 2017-07-20 Nathan Sidwell <nathan@acm.org>
20857 Remove TYPE_METHODS.
20858 * tree.h (TYPE_METHODS): Delete.
20859 * dwarf2out.c (gen_member_die): Member fns are on TYPE_FIELDS.
20860 * dbxout.c (dbxout_type_fields): Ignore FUNCTION_DECLs.
20861 (dbxout_type_methods): Scan TYPE_FIELDS.
20862 (dbxout_type): Don't check TYPE_METHODS here.
20863 * function.c (use_register_for_decl): Always ignore register for
20864 class types when not optimizing.
20865 * ipa-devirt.c (odr_types_equivalent_p): Delete TYPE_METHODS scan.
20866 * tree.c (free_lang_data_in_type): Stitch out member functions and
20867 templates from TYPE_FIELDS.
20868 (build_distinct_type_copy, verify_type_variant,
20869 verify_type): Member fns are on TYPE_FIELDS.
20870 * tree-dump.c (dequeue_and_dump): No TYPE_METHODS.
20871 * tree-pretty-print.c (dump_generic_node): Likewise.
20873 2017-07-20 Jakub Jelinek <jakub@redhat.com>
20876 * config/i386/i386.c (ix86_expand_vector_init_general): Handle
20877 V2TImode and V4TImode.
20878 (ix86_expand_vector_extract): Likewise.
20879 * config/i386/sse.md (VMOVE): Enable V4TImode even for just
20880 TARGET_AVX512F, instead of only for TARGET_AVX512BW.
20881 (ssescalarmode): Handle V4TImode and V2TImode.
20882 (VEC_EXTRACT_MODE): Add V4TImode and V2TImode.
20883 (*vec_extractv2ti, *vec_extractv4ti): New insns.
20884 (VEXTRACTI128_MODE): New mode iterator.
20885 (splitter for *vec_extractv?ti first element): New.
20886 (VEC_INIT_MODE): New mode iterator.
20887 (vec_init<mode>): Consolidate 3 expanders into one using
20888 VEC_INIT_MODE mode iterator.
20890 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
20892 * lra-assigns.c (pseudo_compare_func): Fix comparison step based on
20893 non_spilled_static_chain_regno_p.
20895 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
20897 * gimple-ssa-store-merging.c (sort_by_bitpos): Return 0 on equal bitpos.
20899 2017-07-20 Jan Hubicka <hubicka@ucw.cz>
20901 * bb-reorder.c (connect_traces): Allow copying of blocks within
20904 2017-07-20 Richard Biener <rguenther@suse.de>
20906 * gimple.h (gimple_phi_result): Add gphi * overload.
20907 (gimple_phi_result_ptr): Likewise.
20908 (gimple_phi_arg): Likewise. Adjust index assert to only
20909 allow actual argument accesses rather than all slots available
20911 (gimple_phi_arg_def): Add gphi * overload.
20912 * tree-phinodes.c (make_phi_node): Initialize only actual
20914 (resize_phi_node): Clear memory not covered by old node,
20915 do not initialize excess argument slots.
20916 (reserve_phi_args_for_new_edge): Initialize new argument slot
20919 2017-07-20 Bin Cheng <bin.cheng@arm.com>
20921 PR tree-optimization/81388
20923 2016-07-21 Bin Cheng <bin.cheng@arm.com>
20925 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
20926 by removing computation of may_be_zero.
20928 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
20929 Tom de Vries <tom@codesourcery.com>
20931 PR middle-end/81030
20932 * cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note
20933 when gimple level profile disagrees with what RTL expander did.
20935 2017-07-20 Richard Biener <rguenther@suse.de>
20937 PR tree-optimization/61171
20938 * tree-vectorizer.h (slp_instance): Add reduc_phis member.
20939 (vect_analyze_stmt): Add slp instance parameter.
20940 (vectorizable_reduction): Likewise.
20941 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust.
20942 (vect_is_simple_reduction): Deal with chains not detected
20943 as SLP reduction chain, specifically not properly associated
20944 chains containing a mix of plus/minus.
20945 (get_reduction_op): Remove.
20946 (get_initial_defs_for_reduction): Simplify, pass in whether
20947 this is a reduction chain, pass in the SLP node for the PHIs.
20948 (vect_create_epilog_for_reduction): Get the SLP instance as
20950 (vectorizable_reduction): Get the SLP instance as arg.
20951 During analysis remember the SLP node with the PHIs in the
20952 instance. Simplify getting at the vectorized reduction PHIs.
20953 * tree-vect-slp.c (vect_slp_analyze_node_operations): Pass
20954 through SLP instance.
20955 (vect_slp_analyze_operations): Likewise.
20956 * tree-vect-stms.c (vect_analyze_stmt): Likewise.
20957 (vect_transform_stmt): Likewise.
20959 2017-07-20 Tom de Vries <tom@codesourcery.com>
20961 PR tree-optimization/81489
20962 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Move
20963 read of phi arg location to before loop that modifies phi.
20965 2017-07-20 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
20967 * match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0):
20970 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
20972 PR middle-end/81331
20973 * except.c (execute): Fix ordering issue.
20975 2018-07-19 Segher Boessenkool <segher@kernel.crashing.org>
20977 PR rtl-optimization/81423
20978 * combine.c (make_compound_operation_int): Don't try to optimize
20979 the AND of a SUBREG of an LSHIFTRT if that SUBREG is paradoxical.
20981 2017-07-19 Segher Boessenkool <segher@kernel.crashing.org>
20983 PR rtl-optimization/81423
20984 * simplify-rtx.c (simplify_truncation): Handle truncating an IOR
20985 with a constant that is -1 in the truncated to mode.
20987 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
20989 * predict.c (propagate_unlikely_bbs_forward): Break out from ...
20990 (determine_unlikely_bbs): ... here.
20991 * predict.h (propagate_unlikely_bbs_forward): Declare.
20992 * cfgexpand.c (pass_expand::execute): Use it.
20993 * bb-reorder.c (sanitize_hot_paths): Do not consider known to be
20995 (find_rarely_executed_basic_blocks_and_crossing_edges): Use
20996 propagate_unlikely_bbs_forward.
20998 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
21000 PR middle-end/81331
21001 * except.c (maybe_add_nop_after_section_switch): New function.
21004 2017-07-19 Tom de Vries <tom@codesourcery.com>
21006 * gimple.h (gimple_phi_set_arg): Make assert more strict.
21008 2017-07-19 Tom de Vries <tom@codesourcery.com>
21010 * gimple.h (gimple_phi_arg): Make assert more strict.
21012 2017-07-19 Steven Munroe <munroesj@gcc.gnu.org>
21014 * config.gcc (powerpc*-*-*): Add mmintrin.h.
21015 * config/rs6000/mmintrin.h: New file.
21016 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include mmintrin.h.
21018 2017-07-19 Jakub Jelinek <jakub@redhat.com>
21020 PR tree-optimization/81346
21021 * match.pd: Optimize (X - 1U) <= INT_MAX-1U into (int) X > 0.
21023 2017-07-19 Tom de Vries <tom@codesourcery.com>
21025 * config/nvptx/nvptx.md (VECIM): Add V2DI.
21027 2017-07-19 Tom de Vries <tom@codesourcery.com>
21029 * config/nvptx/nvptx-modes.def: Add V2DImode.
21030 * config/nvptx/nvptx-protos.h (nvptx_data_alignment): Declare.
21031 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2DImode.
21032 (nvptx_output_mov_insn): Handle lack of mov.b128.
21033 (nvptx_print_operand): Handle 'H' and 'L' codes.
21034 (nvptx_vector_mode_supported): Allow V2DImode.
21035 (nvptx_preferred_simd_mode): New function.
21036 (nvptx_data_alignment): New function.
21037 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Redefine to
21038 nvptx_preferred_simd_mode.
21039 * config/nvptx/nvptx.h (STACK_BOUNDARY, BIGGEST_ALIGNMENT): Change from
21041 (DATA_ALIGNMENT): Define. Set to nvptx_data_alignment.
21043 2017-07-19 Tom de Vries <tom@codesourcery.com>
21045 * config/nvptx/nvptx-modes.def: New file. Add V2SImode.
21046 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2SImode.
21047 (nvptx_vector_mode_supported): New function. Allow V2SImode.
21048 (TARGET_VECTOR_MODE_SUPPORTED_P): Redefine to nvptx_vector_mode_supported.
21049 * config/nvptx/nvptx.md (VECIM): New mode iterator. Add V2SI.
21050 (mov<VECIM>_insn): New define_insn.
21051 (define_expand "mov<VECIM>): New define_expand.
21053 2017-07-19 Tom de Vries <tom@codesourcery.com>
21055 * config/nvptx/nvptx.c (nvptx_print_operand): Handle v2 vector mode.
21057 2017-07-19 Jakub Jelinek <jakub@redhat.com>
21059 PR tree-optimization/81346
21060 * fold-const.h (fold_div_compare, range_check_type): Declare.
21061 * fold-const.c (range_check_type): New function.
21062 (build_range_check): Use range_check_type.
21063 (fold_div_compare): No longer static, rewritten into
21064 a match.pd helper function.
21065 (fold_comparison): Don't call fold_div_compare here.
21066 * match.pd (X / C1 op C2): New optimization using fold_div_compare
21067 as helper function.
21069 2017-07-19 Nathan Sidwell <nathan@acm.org>
21071 * tree.h (TYPE_MINVAL, TYPE_MAXVAL): Rename to ...
21072 (TYPE_MIN_VALUE_RAW, TYPE_MAX_VALUE_RAW): ... these.
21073 * tree.c (find_decls_types_r, verify_type): Use
21074 TYPE_{MIN,MAX}_VALUE_RAW.
21075 * lto-streamer-out.c (DFS::DFS_write_tree_body): Likewise.
21076 (hash_tree): Likewise.
21077 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
21079 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
21082 2017-07-18 Tom de Vries <tom@codesourcery.com>
21084 PR middle-end/81464
21085 * omp-expand.c (expand_omp_for_static_chunk): Handle
21086 equal-argument loop exit phi.
21088 2017-07-18 Uros Bizjak <ubizjak@gmail.com>
21091 * config/i386/i386.md (rorx_immediate_operand): New mode attribute.
21092 (*bmi2_rorx<mode>3_1): Use rorx_immediate_operand as
21093 operand 2 predicate.
21094 (*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as
21095 operand 2 predicate.
21096 (ror,rol -> rorx splitters): Use const_int_operand as
21097 operand 2 predicate.
21099 2017-06-18 Richard Biener <rguenther@suse.de>
21101 PR tree-optimization/81410
21102 * tree-vect-stmts.c (vectorizable_load): Properly adjust for
21103 the gap in the ! slp_perm SLP case after each group.
21105 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
21107 PR middle-end/81463
21108 * cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency
21111 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
21113 PR middle-end/81462
21114 * predict.c (set_even_probabilities): Cleanup; do not affect
21115 probabilities that are already known.
21116 (combine_predictions_for_bb): Call even when count is set.
21118 2017-07-18 Nathan Sidwell <nathan@acm.org>
21120 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Use
21123 2017-07-18 Bin Cheng <bin.cheng@arm.com>
21126 * tree-ssa-loop-niter.c (number_of_iterations_exit): Dump missed
21127 optimization for loop niter analysis.
21129 2017-07-18 Georg-Johann Lay <avr@gjlay.de>
21132 * config/avr/avr.c (avr_optimize_casesi): Don't use
21133 INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX.
21135 2017-07-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
21137 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Remove
21138 body_cost_vec from _vect_peel_extended_info.
21139 (vect_peeling_hash_get_lowest_cost): Do not set body_cost_vec.
21140 (vect_peeling_hash_choose_best_peeling): Remove body_cost_vec and
21143 2017-07-18 Bin Cheng <bin.cheng@arm.com>
21145 * config/arm/arm.c (emit_unlikely_jump): Remove unused var.
21147 2017-07-18 Richard Biener <rguenther@suse.de>
21149 PR tree-optimization/80620
21150 PR tree-optimization/81403
21151 * tree-ssa-pre.c (phi_translate_1): Clear range and points-to
21152 info when re-using a VN table entry.
21154 2017-07-18 Richard Biener <rguenther@suse.de>
21156 PR tree-optimization/81418
21157 * tree-vect-loop.c (vectorizable_reduction): Properly compute
21158 vectype_in. Verify that with lane-reducing reduction operations
21159 we have a single def-use cycle.
21161 2017-07-17 Carl Love <cel@us.ibm.com>
21163 Revert commit r249424 2017-06-20 Carl Love <cel@us.ibm.com>
21165 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21166 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
21167 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
21168 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
21169 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
21170 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
21171 VMULOSW): New enum "unspec" values.
21172 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
21173 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
21174 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
21175 altivec_vmulosw): New patterns.
21176 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
21177 VMULOSW): Add definitions.
21179 2017-07-17 Uros Bizjak <ubizjak@gmail.com>
21181 * config/alpha/alpha.c: Include predict.h.
21183 2017-07-17 Yury Gribov <tetra2005@gmail.com>
21185 * tree-vrp.c (compare_assert_loc): Fix comparison function
21186 to return predictable results.
21188 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21190 * config/arc/arc.md (adddi3): Remove support for mexpand-adddi
21192 (subdi3): Likewise.
21193 * config/arc/arc.opt (mexpand-adddi): Deprecate it.
21194 * doc/invoke.texi (mexpand-adddi): Update text.
21196 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21198 * config/arc/arc.md (clzsi2): Expand to an arc_clzsi2 instruction
21199 that also clobbers the CC register. The old expand code is moved
21201 (*arc_clzsi2): ... here.
21202 (ctzsi2): Expand to an arc_ctzsi2 instruction that also clobbers
21203 the CC register. The old expand code is moved to ...
21204 (arc_ctzsi2): ... here.
21206 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21208 * config/arc/arc.opt (mindexed-loads): Use initial value
21209 TARGET_INDEXED_LOADS_DEFAULT.
21210 (mauto-modify-reg): Use initial value
21211 TARGET_AUTO_MODIFY_REG_DEFAULT.
21212 * config/arc/elf.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
21213 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
21214 * config/arc/linux.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
21215 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
21217 2017-07-17 Martin Liska <mliska@suse.cz>
21220 * opts.c (finish_options): Do not allow -fgnu-tm
21221 w/ -fsanitize={kernel-,}address. Say sorry.
21223 2017-07-17 Bin Cheng <bin.cheng@arm.com>
21226 * tree-loop-distribution.c (classify_partition): Only assert on
21227 numer of iterations.
21228 (merge_dep_scc_partitions): Delete prameter. Update function call.
21229 (distribute_loop): Remove code handling loop with unknown niters.
21230 (pass_loop_distribution::execute): Skip loop with unknown niters.
21232 2017-07-17 Bin Cheng <bin.cheng@arm.com>
21235 * tree-loop-distribution.c (merge_dep_scc_partitions): Sink call to
21236 function sort_partitions_by_post_order.
21238 2017-07-17 Bin Cheng <bin.cheng@arm.com>
21240 PR tree-optimization/81374
21241 * tree-loop-distribution.c (pass_loop_distribution::execute): Record
21242 the max index of basic blocks, rather than number of basic blocks.
21244 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21246 * config/arc/arc-protos.h (arc_legitimate_pc_offset_p): Remove
21248 (arc_legitimate_pic_operand_p): Likewise.
21249 * config/arc/arc.c (arc_legitimate_pic_operand_p): Remove
21251 (arc_needs_pcl_p): Likewise.
21252 (arc_legitimate_pc_offset_p): Likewise.
21253 (arc_legitimate_pic_addr_p): Remove LABEL_REF case, as this
21254 function is also used in constrains.md.
21255 (arc_legitimate_constant_p): Use arc_legitimate_pic_addr_p to
21256 validate pic constants. Handle CONST_INT, CONST_DOUBLE, MINUS and
21257 PLUS. Only return true/false in known cases, otherwise assert.
21258 (arc_legitimate_address_p): Remove arc_legitimate_pic_addr_p as it
21259 is already called in arc_legitimate_constant_p.
21260 * config/arc/arc.h (CONSTANT_ADDRESS_P): Consider also LABEL for
21262 (LEGITIMATE_PIC_OPERAND_P): Use
21263 arc_raw_symbolic_reference_mentioned_p function.
21264 * config/arc/constraints.md (Cpc): Use arc_legitimate_pic_addr_p
21269 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21270 Andrew Burgess <andrew.burgess@embecosm.com>
21272 * config/arc/arc-protos.h (arc_compute_function_type): Change prototype.
21273 (arc_return_address_register): New function.
21274 * config/arc/arc.c (arc_handle_fndecl_attribute): New function.
21275 (arc_handle_fndecl_attribute): Add naked attribute.
21276 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
21277 (TARGET_WARN_FUNC_RETURN): Likewise.
21278 (arc_allocate_stack_slots_for_args): New function.
21279 (arc_warn_func_return): Likewise.
21280 (machine_function): Change type fn_type.
21281 (arc_compute_function_type): Consider new naked function type,
21282 change function return type.
21283 (arc_must_save_register): Adapt to handle new
21284 arc_compute_function_type's return type.
21285 (arc_expand_prologue): Likewise.
21286 (arc_expand_epilogue): Likewise.
21287 (arc_return_address_regs): Delete.
21288 (arc_return_address_register): New function.
21289 (arc_epilogue_uses): Use above function.
21290 * config/arc/arc.h (arc_return_address_regs): Delete prototype.
21291 (arc_function_type): Change encoding, add naked type.
21292 (ARC_INTERRUPT_P): Change to handle the new encoding.
21293 (ARC_FAST_INTERRUPT_P): Likewise.
21294 (ARC_NORMAL_P): Define.
21295 (ARC_NAKED_P): Likewise.
21296 (arc_compute_function_type): Delete prototype.
21297 * config/arc/arc.md (in_ret_delay_slot): Use
21298 arc_return_address_register function.
21299 (simple_return): Likewise.
21300 (p_return_i): Likewise.
21302 2017-07-17 Jakub Jelinek <jakub@redhat.com>
21304 PR tree-optimization/81428
21305 * match.pd (X / X -> one): Don't optimize _Fract divisions, as 1
21306 can't be built for those types.
21308 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
21310 Remove stuff dead since r239246.
21312 * config/avr/avr-arch.h (avr_inform_devices): Remove dead proto.
21313 * config/avr/avr-devices.c (mcu_name, comparator, avr_mcus_str)
21314 (avr_inform_devices): Remove dead stuff.
21316 2017-07-17 Tamar Christina <tamar.christina@arm.com>
21318 * config/arm/arm_neon.h: Fix softp typo.
21320 2017-07-17 Jakub Jelinek <jakub@redhat.com>
21322 PR tree-optimization/81365
21323 * tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting
21324 aggregate moves onto bb predecessor edges, make sure there are no
21325 loads that could alias the lhs in between the start of bb and the
21328 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
21331 * config/avr/avr.c (avr_mul_highpart_cost): New static function.
21332 (avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost.
21333 [LSHIFTRT, outer_code = TRUNCATE]: Same.
21335 2017-07-17 Jakub Jelinek <jakub@redhat.com>
21337 PR tree-optimization/81396
21338 * tree-ssa-math-opts.c (struct symbolic_number): Add n_ops field.
21339 (init_symbolic_number): Initialize it to 1.
21340 (perform_symbolic_merge): Add n_ops from both operands into the new
21342 (find_bswap_or_nop): Don't consider n->n == cmpnop computations
21343 without base_addr as useless if they need more than one operation.
21344 (bswap_replace): Handle !bswap case for NULL base_addr.
21346 2017-07-17 Tom de Vries <tom@codesourcery.com>
21349 * config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late
21352 2017-07-17 Sebastian Huber <sebastian.huber@embedded-brains.de>
21354 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
21355 conditional builtin define __FIX_LEON3FT_B2BST.
21357 2017-07-17 Daniel Cederman <cederman@gaisler.com>
21359 * config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace
21360 MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc
21363 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
21365 PR rtl-optimization/81424
21366 * optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg
21367 to remove potential trapping from operands if -fnon-call-exceptions.
21369 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21371 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Use
21372 profile_proability for scalling.
21373 * scale_profile_for_vect_loop.c (scale_profile_for_vect_loop): Likewise.
21375 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21377 * cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.
21379 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21381 * cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE
21382 fixpoint arithmetics.
21384 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21386 * tree-ssa-loop-unswitch.c (hoist_guard): Avoid use of REG_BR_PROB_BASE
21387 fixpoint arithmetics.
21389 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21391 * asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE
21392 fixpoint arithmetics.
21394 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21396 * profile-count.h (profile_probability::from_reg_br_prob_note,
21397 profile_probability::to_reg_br_prob_note): New functions.
21398 * doc/rtl.texi (REG_BR_PROB_NOTE): Update documentation.
21399 * reg-notes.h (REG_BR_PROB, REG_BR_PRED): Update docs.
21400 * predict.c (probability_reliable_p): Update.
21401 (edge_probability_reliable_p): Update.
21402 (br_prob_note_reliable_p): Update.
21403 (invert_br_probabilities): Update.
21404 (add_reg_br_prob_note): New function.
21405 (combine_predictions_for_insn): Update.
21406 * asan.c (asan_clear_shadow): Update.
21407 * cfgbuild.c (compute_outgoing_frequencies): Update.
21408 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
21409 (update_br_prob_note): Update.
21410 (rtl_verify_edges): Update.
21411 (purge_dead_edges): Update.
21412 (fixup_reorder_chain): Update.
21413 * emit-rtl.c (try_split): Update.
21414 * ifcvt.c (cond_exec_process_insns): Update.
21415 (cond_exec_process_if_block): Update.
21416 (dead_or_predicable): Update.
21417 * internal-fn.c (expand_addsub_overflow): Update.
21418 (expand_neg_overflow): Update.
21419 (expand_mul_overflow): Update.
21420 * loop-doloop.c (doloop_modify): Update.
21421 * loop-unroll.c (compare_and_jump_seq): Update.
21422 * optabs.c (emit_cmp_and_jump_insn_1): Update.
21423 * predict.h: Update.
21424 * reorg.c (mostly_true_jump): Update.
21426 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): Update.
21427 * config/alpha/alpha.c (emit_unlikely_jump): Update.
21428 * config/arc/arc.c: (emit_unlikely_jump): Update.
21429 * config/arm/arm.c: (emit_unlikely_jump): Update.
21430 * config/bfin/bfin.c (cbranch_predicted_taken_p): Update.
21431 * config/frv/frv.c (frv_print_operand_jump_hint): Update.
21432 * config/i386/i386.c (ix86_expand_split_stack_prologue): Update.
21433 (ix86_print_operand): Update.
21434 (ix86_split_fp_branch): Update.
21435 (predict_jump): Update.
21436 * config/ia64/ia64.c (ia64_print_operand): Update.
21437 * config/mmix/mmix.c (mmix_print_operand): Update.
21438 * config/powerpcspe/powerpcspe.c (output_cbranch): Update.
21439 (rs6000_expand_split_stack_prologue): Update.
21440 * config/rs6000/rs6000.c: Update.
21441 * config/s390/s390.c (s390_expand_vec_strlen): Update.
21442 (s390_expand_vec_movstr): Update.
21443 (s390_expand_cs_tdsi): Update.
21444 (s390_expand_split_stack_prologue): Update.
21445 * config/sh/sh.c (sh_print_operand): Update.
21446 (expand_cbranchsi4): Update.
21447 (expand_cbranchdi4): Update.
21448 * config/sparc/sparc.c (output_v9branch): Update.
21449 * config/spu/spu.c (get_branch_target): Update.
21450 (ea_load_store_inline): Update.
21451 * config/tilegx/tilegx.c (cbranch_predicted_p): Update.
21452 * config/tilepro/tilepro.c: Update.
21454 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
21456 * gimplify.c (mostly_copy_tree_r): Revert latest change.
21457 (gimplify_save_expr): Likewise.
21459 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
21461 * ipa-visibility.c (function_and_variable_visibility): Fix pasto.
21463 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
21465 * ipa-fnsummary.c (pass_data_ipa_fn_summary): Use
21467 * timevar.def (TV_IPA_FNSUMMARY): Define.
21469 2017-07-16 Daniel Cederman <cederman@gaisler.com>
21471 * config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back
21472 to back store errata sensitive sequence from being generated.
21473 (sqrtdf2_fix): Likewise.
21475 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
21477 * tree-ssa-threadupdate.c (compute_path_counts,
21478 update_joiner_offpath_counts): Use profile_probability.
21480 2017-07-15 Thomas Preud'homme <thomas.preudhomme@arm.com>
21483 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
21485 * config/arm/arm-c.c (arm_cpu_builtins): Define
21486 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
21488 2017-07-14 Kelvin Nilsen <kelvin@gcc.gnu.org>
21490 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21491 array entries to represent __ieee128 versions of the
21492 scalar_test_data_class, scalar_test_neg, scalar_extract_exp,
21493 scalar_extract_sig, and scalar_insert_exp built-in functions.
21494 (altivec_resolve_overloaded_builtin): Add special case handling
21495 for the __builtin_scalar_insert_exp function, as represented by
21496 the P9V_BUILTIN_VEC_VSIEDP constant.
21497 * config/rs6000/rs6000-builtin.def (VSEEQP): Add scalar extract
21498 exponent support for __ieee128 argument.
21499 (VSESQP): Add scalar extract signature support for __ieee128
21501 (VSTDCNQP): Add scalar test negative support for __ieee128
21503 (VSIEQP): Add scalar insert exponent support for __int128 argument
21504 with __ieee128 result.
21505 (VSIEQPF): Add scalar insert exponent support for __ieee128
21506 argument with __ieee128 result.
21507 (VSTDCQP): Add scalar test data class support for __ieee128
21509 (VSTDCNQP): Add overload support for scalar test negative with
21510 __ieee128 argument.
21511 (VSTDCQP): Add overload support for scalar test data class
21512 __ieee128 argument.
21513 * config/rs6000/vsx.md (UNSPEC_VSX_SXSIG) Replace
21514 UNSPEC_VSX_SXSIGDP.
21515 (UNSPEC_VSX_SIEXPQP): New constant.
21516 (xsxexpqp): New insn for VSX scalar extract exponent quad
21518 (xsxsigqp): New insn for VSX scalar extract significand quad
21520 (xsiexpqpf): New insn for VSX scalar insert exponent quad
21521 precision with floating point argument.
21522 (xststdcqp): New expand for VSX scalar test data class quad
21524 (xststdcnegqp): New expand for VSX scalar test negative quad
21526 (xststdcqp): New insn to match expansions for VSX scalar test data
21527 class quad precision and VSX scalar test negative quad precision.
21528 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
21529 special case operand checking to enforce that second operand of
21530 VSX scalar test data class with quad precision argument is a 7-bit
21532 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
21533 prototypes and descriptions of __ieee128 versions of
21534 scalar_extract_exp, scalar_extract_sig, scalar_insert_exp,
21535 scalar_test_data_class, and scalar_test_neg built-in functions.
21537 2016-07-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21539 PR tree-optimization/81162
21540 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't
21541 replace a negate with an add.
21543 2017-07-14 James Greenhalgh <james.greenhalgh@arm.com>
21545 * doc/invoke.texi (arm/-mcpu): Document +crypto.
21547 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
21549 * config/arm/arm-c.c (arm_cpu_builtins): Define
21550 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
21552 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
21554 * config/arm/arm-cpus.in (cortex-r52): Add new entry.
21555 (armv8-r): Set ARM Cortex-R52 as default CPU.
21556 * config/arm/arm-tables.opt: Regenerate.
21557 * config/arm/arm-tune.md: Regenerate.
21558 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
21560 * doc/invoke.texi: Mention -mtune=cortex-r52 and availability of fp.dp
21561 extension for -mcpu=cortex-r52.
21563 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
21565 * config/arm/arm-isa.h (isa_bit_FP_ARMv8): Delete enumerator.
21566 (ISA_FP_ARMv8): Define as ISA_FPv5 and ISA_FP_D32.
21567 * config/arm/arm-cpus.in (armv8-r): Define fp.sp as enabling FPv5.
21568 (fp-armv8): Define it as FP_ARMv8 only.
21569 config/arm/arm.h (TARGET_FPU_ARMV8): Delete.
21570 (TARGET_VFP_FP16INST): Define using TARGET_VFP5 rather than
21572 config/arm/arm.c (arm_rtx_costs_internal): Replace checks against
21573 TARGET_FPU_ARMV8 by checks against TARGET_VFP5.
21574 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Define
21575 first ARM_CHECK_BUILTIN_MODE definition using TARGET_VFP5 rather
21576 than TARGET_FPU_ARMV8.
21577 * config/arm/arm-c.c (arm_cpu_builtins): Likewise for
21578 __ARM_FEATURE_NUMERIC_MAXMIN macro definition.
21579 * config/arm/arm.md (cmov<mode>): Condition on TARGET_VFP5 rather than
21581 * config/arm/neon.md (neon_vrint): Likewise.
21582 (neon_vcvt): Likewise.
21583 (neon_<fmaxmin_op><mode>): Likewise.
21584 (<fmaxmin><mode>3): Likewise.
21585 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Likewise.
21586 * config/arm/predicates.md (arm_cond_move_operator): Check against
21587 TARGET_VFP5 rather than TARGET_FPU_ARMV8 and fix spacing.
21589 2017-07-14 Jackson Woodruff <jackson.woodruff@arm.com>
21591 * config/aarch64/aarch64.c (aarch64_print_operand): Move comments
21592 to top of function.
21594 2017-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21596 * gimple-ssa-store-merging.c (clear_bit_region): Replace reference to
21597 loop in comment with memset.
21599 2017-07-14 Martin Liska <mliska@suse.cz>
21601 * cfgexpand.c (expand_gimple_basic_block): Remove dead comment.
21602 * dwarf2out.c (is_java): Remove the function.
21603 (output_pubname): Remove usage of the function.
21604 (lower_bound_default): Remove usage of DW_LANG_Java.
21605 (gen_compile_unit_die): Likewise.
21606 * gcc.c: Remove compiler defaults for .java and .zip files.
21607 * gimple-expr.c (remove_suffix): Change as there's no longer
21608 extension than 4-letter one.
21609 * gimplify.c (mostly_copy_tree_r): Remove Java-special part.
21610 (gimplify_save_expr): Likewise.
21611 * ipa-utils.h (polymorphic_type_binfo_p): Remove the comment
21612 as it's possible even for other languages than Java.
21613 * langhooks.h (struct lang_hooks): Remove Java from a comment.
21614 * lto-opts.c (lto_write_options): Remove reference to Java.
21615 * opts.c (strip_off_ending): Update file extension handling.
21616 * tree-cfg.c (verify_gimple_call): Remove comment with Java.
21617 * tree-eh.c (lower_resx): Likewise.
21618 * tree.c (free_lang_data_in_type): Remove dead code.
21619 (find_decls_types_r): Likewise.
21620 (build_common_builtin_nodes): Remove Java from a comment.
21621 (verify_type): Remove dead code.
21622 * varasm.c (assemble_external): Remove Java from a comment.
21624 2017-07-14 Martin Liska <mliska@suse.cz>
21626 * opts.c (finish_options): Add quotes.
21627 (common_handle_option): Likewise.
21629 2017-07-14 Martin Liska <mliska@suse.cz>
21631 * dbxout.c (get_lang_number): Do not handle GNU Pascal.
21632 * dbxout.h (extern void dbxout_stab_value_internal_label_diff):
21633 Remove N_SO_PASCAL.
21634 * dwarf2out.c (lower_bound_default): Do not handle
21636 (gen_compile_unit_die): Likewise.
21637 * gcc.c: Remove default extension binding for GNU Pascal.
21638 * stmt.c: Remove Pascal language from a comment.
21639 * xcoffout.c: Likewise.
21641 2017-07-13 David Malcolm <dmalcolm@redhat.com>
21644 * diagnostic-show-locus.c (fixit_cmp): New function.
21645 (layout::layout): Sort m_fixit_hints.
21646 (column_range::column_range): Assert that the values are valid.
21647 (struct char_span): New struct.
21648 (correction::overwrite): New method.
21649 (struct source_line): New struct.
21650 (line_corrections::add_hint): Add assertions. Reimplement memcpy
21651 calls in terms of classes source_line and char_span, and
21652 correction::overwrite.
21653 (selftest::test_overlapped_fixit_printing_2): New function.
21654 (selftest::diagnostic_show_locus_c_tests): Call it.
21656 2017-07-13 Will Schmidt <will_schmidt@vnet.ibm.com>
21658 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Return
21659 early if there is no lhs.
21661 2017-07-13 Martin Liska <mliska@suse.cz>
21663 * dwarf2out.c (gen_pointer_type_die): Remove dead code.
21664 (gen_reference_type_die): Likewise.
21665 * stor-layout.c: Remove Pascal-related comment.
21667 2017-07-13 Martin Liska <mliska@suse.cz>
21669 * opts.c (finish_options): Add quotes to error messages.
21670 (parse_sanitizer_options): Likewise.
21672 2017-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
21674 * doc/invoke.texi (armv8-r): Document +fp.sp ARMv8-R extension.
21676 2017-07-13 Richard Earnshaw <rearnsha@arm.com>
21678 * config/arm/vxworks.h (TARGET_ENDIAN_DEFAULT): Define.
21680 2017-07-13 Maxim Ostapenko <m.ostapenko@samsung.com>
21682 * asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
21684 * builtins.c (expand_asan_emit_allocas_unpoison): Likewise.
21686 2017-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21689 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC
21690 provides the hardware capability bits, define the macro
21691 __BUILTIN_CPU_SUPPORTS__.
21692 * config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning
21693 if GLIBC does not provide the hardware capability bits. Add a
21694 gcc_unreachable call if the built-in cpu function is neither
21695 __builtin_cpu_is nor __builtin_cpu_supports.
21696 (rs6000_get_function_versions_dispatcher): Change the warning
21697 that an old GLIBC is used which does not export the capability
21698 bits to be an error.
21699 * doc/extend.texi (target_clones attribute): Document the
21700 restriction that GLIBC 2.23 or newer is needed on the PowerPC.
21701 (PowerPC built-in functions): Document that GLIBC 2.23 or newer is
21702 needed by __builtin_cpu_is and __builtin_cpu_supports. Document
21703 the macros defined by GCC if the newer GLIBC is available.
21705 2017-07-12 Jeff Law <law@redhat.com>
21707 * config/riscv/riscv.c: Remove unnecessary includes. Reorder
21708 remaining includes slightly.
21709 * config/riscv/riscv-builtins.c: Include profile-count.h.
21711 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
21714 * config/avr/avr.c (avr_set_current_function): In diagnostic
21715 messages: Quote keywords and (parts of) identifiers.
21716 [WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or
21719 2017-07-12 Carl Love <cel@us.ibm.com>
21721 * config/rs6000/rs6000-c.c: Add support for built-in functions
21722 vector bool char vec_revb (vector bool char);
21723 vector bool short vec_revb (vector short char);
21724 vector bool int vec_revb (vector bool int);
21725 vector bool long long vec_revb (vector bool long long);
21726 * doc/extend.texi: Update the built-in documentation file for the
21727 new built-in functions.
21729 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21731 * config/s390/s390.md: Remove movcc splitter.
21733 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21735 * config/s390/s390.c (s390_rtx_costs): Return proper costs for
21736 load/store on condition.
21738 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
21741 * config/avr/avr.c (avr_encode_section_info)
21742 [progmem && !TREE_READONLY]: Error if progmem object needs
21745 2017-07-11 Michael Collison <michael.collison@arm.com>
21747 * config/aarch64/aarch64-simd.md (aarch64_sub<mode>_compare0):
21750 2017-07-11 Carl Love <cel@us.ibm.com>
21752 * config/rs6000/rs6000-c.c: Add support for builtins
21753 vector unsigned int vec_parity_lsbb (vector signed int);
21754 vector unsigned int vec_parity_lsbb (vector unsigned int);
21755 vector unsigned __int128 vec_parity_lsbb (vector signed __int128);
21756 vector unsigned __int128 vec_parity_lsbb (vector unsigned __int128);
21757 vector unsigned long long vec_parity_lsbb (vector signed long long);
21758 vector unsigned long long vec_parity_lsbb (vector unsigned long long);
21759 * config/rs6000/rs6000-builtin.def (VPARITY_LSBB): Add BU_P9V_OVERLOAD1.
21760 * config/rs6000/altivec.h (vec_parity_lsbb): Add define.
21761 * doc/extend.texi: Update the built-in documentation file for the
21762 new built-in functions.
21764 2017-07-11 David Malcolm <dmalcolm@redhat.com>
21766 * diagnostic-show-locus.c: Include "gcc-rich-location.h".
21767 (layout::m_primary_loc): New field.
21768 (layout::layout): Initialize new field. Move location filtering
21769 logic from here to...
21770 (layout::maybe_add_location_range): ...this new method. Add
21771 support for filtering to just the lines already specified by other
21773 (layout::will_show_line_p): New method.
21774 (gcc_rich_location::add_location_if_nearby): New method.
21775 (selftest::test_add_location_if_nearby): New test function.
21776 (selftest::diagnostic_show_locus_c_tests): Call it.
21777 * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
21780 2017-07-11 Tom de Vries <tom@codesourcery.com>
21782 * config/nvptx/nvptx.c (WORKAROUND_PTXJIT_BUG): New macro.
21783 (bb_first_real_insn): New function.
21784 (nvptx_single): Add extra initialization of broadcasted condition
21787 2017-07-11 Nathan Sidwell <nathan@acm.org>
21789 * dwarf2out.c (gen_member_die): Remove useless check for anon ctors.
21791 2017-07-11 Georg-Johann Lay <avr@gjlay.de>
21793 * doc/extend.texi (AVR Function Attributes): Remove weblink to
21794 Binutils doc as TEXI will mess them up.
21795 * doc/invoke.texi (AVR Options): Same here.
21797 2017-07-11 Daniel Cederman <cederman@gaisler.com>
21799 * config/sparc/sparc.opt (mfix-ut700): New option.
21800 (mfix-gr712rc): Likewise.
21801 (sparc_fix_b2bst): New variable.
21802 * doc/invoke.texi (SPARC options): Document them.
21803 (ARM options): Fix warnings.
21804 * config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP
21805 instructions to prevent sequences that can trigger the store-store
21806 errata for certain LEON3FT processors.
21807 (pass_work_around_errata::gate): Also test sparc_fix_b2bst.
21808 (sparc_option_override): Set sparc_fix_b2bst appropriately.
21809 * config/sparc/sparc.md (fix_b2bst): New attribute.
21810 (in_branch_delay): Prevent stores in delay slot if fix_b2bst.
21812 2017-07-10 Uros Bizjak <ubizjak@gmail.com>
21815 * config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH.
21817 (*rsqrtsf2_sse): Ditto.
21819 (div<mode>3): Macroize insn from divdf3 and divsf3
21820 using MODEF mode iterator.
21822 2017-07-10 Martin Sebor <msebor@redhat.com>
21824 PR tree-optimization/80397
21825 * gimple-ssa-sprintf.c (format_integer): Use INTEGRAL_TYPE_P()
21826 instead of testing for equality to INTEGER_TYPE.
21828 2017-07-10 Vineet Gupta <vgupta@synopsys.com>
21830 * config.gcc: Remove uclibc from arc target spec.
21832 2017-07-10 Claudiu Zissulescu <claziss@synopsys.com>
21834 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Define.
21836 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
21839 * lto-wrapper.c (remove_option): New function.
21840 (merge_and_complain): Merge PIC/PIE options more realistically.
21842 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
21844 Better ISR prologues by supporting GASes __gcc_isr pseudo insn.
21848 * configure.ac [target=avr]: Add GAS check for -mgcc-isr.
21849 (HAVE_AS_AVR_MGCCISR_OPTION): If so, AC_DEFINE it.
21850 * config.in: Regenerate.
21851 * configure: Regenerate.
21852 * doc/extend.texi (AVR Function Attributes) <no_gccisr>: Document it.
21853 * doc/invoke.texi (AVR Options) <-mgas-isr-prologues>: Document it.
21854 * config/avr/avr.opt (-mgas-isr-prologues): New option and...
21855 (TARGET_GASISR_PROLOGUES): ...target mask.
21856 * common/config/avr/avr-common.c
21857 (avr_option_optimization_table) [OPT_LEVELS_1_PLUS_NOT_DEBUG]:
21858 Set -mgas-isr-prologues.
21859 * config/avr/avr-passes.def (avr_pass_pre_proep): Add
21860 INSERT_PASS_BEFORE for it.
21861 * config/avr/avr-protos.h (make_avr_pass_pre_proep): New proto.
21862 * config/avr/avr.c (avr_option_override)
21863 [!HAVE_AS_AVR_MGCCISR_OPTION]: Unset TARGET_GASISR_PROLOGUES.
21864 (avr_no_gccisr_function_p, avr_hregs_split_reg): New static functions.
21865 (avr_attribute_table) <no_gccisr>: Add new function attribute.
21866 (avr_set_current_function) <is_no_gccisr>: Init machine field.
21867 (avr_pass_data_pre_proep, avr_pass_pre_proep): New pass data
21869 (make_avr_pass_pre_proep): New function.
21870 (emit_push_sfr) <treg>: Add argument to function and use it
21871 instead of TMP_REG.
21872 (avr_expand_prologue) [machine->gasisr.maybe]: Emit gasisr insn
21873 and set machine->gasisr.yes.
21874 (avr_expand_epilogue) [machine->gasisr.yes]: Similar.
21875 (avr_asm_function_end_prologue) [machine->gasisr.yes]: Add
21876 __gcc_isr.n_pushed to .L__stack_usage.
21877 (TARGET_ASM_FINAL_POSTSCAN_INSN): Define to...
21878 (avr_asm_final_postscan_insn): ...this new static function.
21879 * config/avr/avr.h (machine_function)
21880 <is_no_gccisr, use_L__stack_usage>: New fields.
21881 <gasisr, gasisr.yes, gasisr.maybe, gasisr.regno>: New fields.
21882 * config/avr/avr.md (UNSPECV_GASISR): Add unspecv enum.
21883 (GASISR_Prologue, GASISR_Epilogue, GASISR_Done): New define_constants.
21884 (gasisr, *gasisr): New expander and insn.
21885 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
21886 [HAVE_AS_AVR_MGCCISR_OPTION]: Print asm_gccisr spec.
21887 * config/avr/specs.h (ASM_SPEC) <asm_gccisr>: Add sub spec.
21889 2017-07-10 Richard Earnshaw <rearnsha@arm.com>
21891 * config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes
21894 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
21896 Move jump-tables out of .text again.
21899 * config/avr/avr.c (ASM_OUTPUT_ADDR_VEC_ELT): Remove function.
21900 (ASM_OUTPUT_ADDR_VEC): New function.
21901 (avr_adjust_insn_length) [JUMP_TABLE_DATA_P]: Return 0.
21902 (avr_final_prescan_insn) [avr_log.insn_addresses]: Dump
21903 INSN_ADDRESSes as asm comment.
21904 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Adjust comment.
21905 (ASM_OUTPUT_ADDR_VEC_ELT): Remove define.
21906 (ASM_OUTPUT_ADDR_VEC): Define to avr_output_addr_vec.
21907 * config/avr/avr.md (*tablejump): Adjust comment.
21908 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
21909 * config/avr/avr-log.c (avr_log_set_avr_log) <insn_addresses>:
21911 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Remove proto.
21912 (avr_output_addr_vec): New proto.
21913 (avr_log_t) <insn_addresses>: New field.
21915 2017-07-09 H.J. Lu <hongjiu.lu@intel.com>
21918 * config/i386/i386.c (ix86_function_arg_advance): Set
21919 outgoing_args_on_stack to true if there are outgoing arguments
21921 (ix86_function_arg): Likewise.
21922 (ix86_get_drap_rtx): Use DRAP only if there are outgoing
21923 arguments on stack and ACCUMULATE_OUTGOING_ARGS is false.
21924 * config/i386/i386.h (machine_function): Add
21925 outgoing_args_on_stack.
21927 2017-07-09 Krister Walfridsson <krister.walfridsson@gmail.com>
21929 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
21930 supporting pthreds.
21931 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always enable pthreads.
21933 2017-07-08 Richard Sandiford <richard.sandiford@linaro.org>
21935 * Makefile.in (HOOKS_H, RTL_BASE_H, FUNCTION_H, EXPR_H, REGS_H)
21936 (REAL_H): Remove $(MACHMODE_H).
21937 (FIXED_VALUE_H, TREE_CORE_H, CFGLOOP_H): Remove $(MACHMODE_H) and
21939 (CORETYPES_H): Add signop.h, wide-int.h, wide-int-print.h,
21940 $(MACHMODE_H) and double-int.h.
21941 (build/min-insn-modes.o): Depend on $(CORETYPES_H) rather than
21943 (gengtype-state.o, gengtype.o, build/gengtype.o): Don't depend on
21946 2017-07-07 Andrew Pinski <apinski@cavium.com>
21948 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Check
21949 prev_set and curr_set for AARCH64_FUSE_ALU_BRANCH.
21951 2017-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21953 * config/rs6000/rs6000.c (rs6000_get_function_versions_dispatcher):
21954 Add warning if GCC was not configured to link against a GLIBC that
21955 exports the hardware capability bits.
21956 (make_resolver_func): Make resolver function private and not a
21957 COMDAT function. Create the name with clone_function_name instead
21958 of make_unique_name.
21961 * config/rs6000/rs6000.md (HI sign_extend splitter): Use the
21962 correct operand in doing the split.
21964 2017-07-07 Carl Love <cel@us.ibm.com>
21966 * config/rs6000/rs6000-c: Add support for built-in function
21967 vector unsigned short vec_pack_to_short_fp32 (vector float,
21969 * config/rs6000/rs6000-builtin.def (CONVERT_4F32_8I16): Add
21970 BU_P9V_AV_2 and BU_P9V_OVERLOAD_2 definitions.
21971 * config/rs6000/altivec.h (vec_pack_to_short_fp32): Add define.
21972 * config/rs6000/altivec.md(UNSPEC_CONVERT_4F32_8I16): Add UNSPEC.
21973 (convert_4f32_8i16): Add define_expand.
21974 * doc/extend.texi: Update the built-in documentation file for the
21975 new built-in function.
21977 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
21979 * config/sparc/m8.md: New file.
21980 * config/sparc/sparc.md: Include m8.md.
21982 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
21984 * config/sparc/sparc.opt: New option -mvis4b.
21985 * config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B.
21986 (sparc_option_override): Handle VIS4B.
21987 (enum sparc_builtins): Define
21988 SPARC_BUILTIN_DICTUNPACK{8,16,32},
21989 SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL,
21990 SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL,
21991 SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and
21992 SPARC_BUILTIN_FPCMPUR{8,16,32}SHL.
21993 (check_constant_argument): New function.
21994 (sparc_vis_init_builtins): Define builtins
21995 __builtin_vis_dictunpack{8,16,32},
21996 __builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl,
21997 __builtin_vis_fpcmpu{le,gt}{8,16,32}shl,
21998 __builtin_vis_fpcmpde{8,16,32}shl and
21999 __builtin_vis_fpcmpur{8,16,32}shl.
22000 (sparc_expand_builtin): Check that the constant operands to
22001 __builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed
22002 constant and in range.
22003 * config/sparc/sparc-c.c (sparc_target_macros): Handle
22005 * config/sparc/sparc.h (SPARC_IMM2_P): Define.
22006 (SPARC_IMM5_P): Likewise.
22007 * config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b".
22008 (enabled): Handle vis4b.
22009 (UNSPEC_DICTUNPACK): New unspec.
22010 (UNSPEC_FPCMPSHL): Likewise.
22011 (UNSPEC_FPUCMPSHL): Likewise.
22012 (UNSPEC_FPCMPDESHL): Likewise.
22013 (UNSPEC_FPCMPURSHL): Likewise.
22014 (cpu_feature): New CPU feature `vis4b'.
22015 (dictunpack{8,16,32}): New insns.
22016 (FPCSMODE): New mode iterator.
22017 (fpcscond): New code iterator.
22018 (fpcsucond): Likewise.
22019 (fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns.
22020 (fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise.
22021 (fpcmpde{8,16,32}{si,di}shl): Likewise.
22022 (fpcmpur{8,16,32}{si,di}shl): Likewise.
22023 * config/sparc/constraints.md: Define constraints `q' for unsigned
22024 2-bit integer constants and `t' for unsigned 5-bit integer
22026 * config/sparc/predicates.md (imm5_operand_dictunpack8): New
22028 (imm5_operand_dictunpack16): Likewise.
22029 (imm5_operand_dictunpack32): Likewise.
22030 (imm2_operand): Likewise.
22031 * doc/invoke.texi (SPARC Options): Document -mvis4b.
22032 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
22033 ditunpack* and fpcmp*shl builtins.
22035 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22037 * config.gcc: Handle m8 in --with-{cpu,tune} options.
22038 * config.in: Add HAVE_AS_SPARC6 define.
22039 * config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC
22041 * config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for
22043 (ASM_CPU32_DEFAUILT_SPEC): Likewise.
22044 (CPP_CPU_SPEC): Handle m8.
22045 (ASM_CPU_SPEC): Likewise.
22046 * config/sparc/sparc-opts.h (enum processor_type): Add
22048 * config/sparc/sparc.c (m8_costs): New struct.
22049 (sparc_option_override): Handle TARGET_CPU_m8.
22050 (sparc32_initialize_trampoline): Likewise.
22051 (sparc64_initialize_trampoline): Likewise.
22052 (sparc_issue_rate): Likewise.
22053 (sparc_register_move_cost): Likewise.
22054 * config/sparc/sparc.h (TARGET_CPU_m8): Define.
22055 (CPP_CPU64_DEFAULT_SPEC): Define for M8.
22056 (ASM_CPU64_DEFAULT_SPEC): Likewise.
22057 (CPP_CPU_SPEC): Handle M8.
22058 (ASM_CPU_SPEC): Likewise.
22059 (AS_M8_FLAG): Define.
22060 * config/sparc/sparc.md: Add m8 to the cpu attribute.
22061 * config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets.
22062 * configure.ac (HAVE_AS_SPARC6): Check for assembler support for
22064 * configure: Regenerate.
22065 * doc/invoke.texi (SPARC Options): Document -mcpu=m8 and
22068 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22070 * config/sparc/niagara7.md: Rework the DFA scheduler to use insn
22072 * config/sparc/sparc.md: Remove the `v3pipe' insn attribute.
22073 ("*movdi_insn_sp32"): Do not set v3pipe.
22074 ("*movsi_insn"): Likewise.
22075 ("*movdi_insn_sp64"): Likewise.
22076 ("*movsf_insn"): Likewise.
22077 ("*movdf_insn_sp32"): Likewise.
22078 ("*movdf_insn_sp64"): Likewise.
22079 ("*zero_extendsidi2_insn_sp64"): Likewise.
22080 ("*sign_extendsidi2_insn"): Likewise.
22081 ("*mov<VM32:mode>_insn"): Likewise.
22082 ("*mov<VM64:mode>_insn_sp64"): Likewise.
22083 ("*mov<VM64:mode>_insn_sp32"): Likewise.
22084 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
22085 ("<vlop:code><VL:mode>3"): Likewise.
22086 ("*not_<vlop:code><VL:mode>3"): Likewise.
22087 ("*nand<VL:mode>_vis"): Likewise.
22088 ("*<vlnotop:code>_not1<VL:mode>_vis"): Likewise.
22089 ("*<vlnotop:code>_not2<VL:mode>_vis"): Likewise.
22090 ("one_cmpl<VL:mode>2"): Likewise.
22091 ("faligndata<VM64:mode>_vis"): Likewise.
22092 ("alignaddrsi_vis"): Likewise.
22093 ("alignaddrdi_vis"): Likweise.
22094 ("alignaddrlsi_vis"): Likewise.
22095 ("alignaddrldi_vis"): Likewise.
22096 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
22097 ("bmaskdi_vis"): Likewise.
22098 ("bmasksi_vis"): Likewise.
22099 ("bshuffle<VM64:mode>_vis"): Likewise.
22100 ("cmask8<P:mode>_vis"): Likewise.
22101 ("cmask16<P:mode>_vis"): Likewise.
22102 ("cmask32<P:mode>_vis"): Likewise.
22103 ("pdistn<P:mode>_vis"): Likewise.
22104 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
22106 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22108 * config/sparc/sparc.md ("subtype"): New insn attribute.
22109 ("*wrgsr_sp64"): Set insn subtype.
22110 ("*rdgsr_sp64"): Likewise.
22111 ("alignaddrsi_vis"): Likewise.
22112 ("alignaddrdi_vis"): Likewise.
22113 ("alignaddrlsi_vis"): Likewise.
22114 ("alignaddrldi_vis"): Likewise.
22115 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
22116 ("fexpand_vis"): Likewise.
22117 ("fpmerge_vis"): Likewise.
22118 ("faligndata<VM64:mode>_vis"): Likewise.
22119 ("bshuffle<VM64:mode>_vis"): Likewise.
22120 ("cmask8<P:mode>_vis"): Likewise.
22121 ("cmask16<P:mode>_vis"): Likewise.
22122 ("cmask32<P:mode>_vis"): Likewise.
22123 ("fchksm16_vis"): Likewise.
22124 ("v<vis3_shift_patname><GCM:mode>3"): Likewise.
22125 ("fmean16_vis"): Likewise.
22126 ("fp<plusminus_insn>64_vis"): Likewise.
22127 ("<plusminus_insn>v8qi3"): Likewise.
22128 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
22129 ("<vis4_minmax_patname><VMMAX:mode>3"): Likewise.
22130 ("<vis4_uminmax_patname><VMMAX:mode>3"): Likewise.
22131 ("<vis3_addsub_ss_patname>v8qi3"): Likewise.
22132 ("<vis4_addsub_us_patname><VAUS:mode>3"): Likewise.
22133 ("*movqi_insn"): Likewise.
22134 ("*movhi_insn"): Likewise.
22135 ("*movsi_insn"): Likewise.
22136 ("movsi_pic_gotdata_op"): Likewise.
22137 ("*movdi_insn_sp32"): Likewise.
22138 ("*movdi_insn_sp64"): Likewise.
22139 ("movdi_pic_gotdata_op"): Likewise.
22140 ("*movsf_insn"): Likewise.
22141 ("*movdf_insn_sp32"): Likewise.
22142 ("*movdf_insn_sp64"): Likewise.
22143 ("*zero_extendhisi2_insn"): Likewise.
22144 ("*zero_extendqihi2_insn"): Likewise.
22145 ("*zero_extendqisi2_insn"): Likewise.
22146 ("*zero_extendqidi2_insn"): Likewise.
22147 ("*zero_extendhidi2_insn"): Likewise.
22148 ("*zero_extendsidi2_insn_sp64"): Likewise.
22149 ("ldfsr"): Likewise.
22150 ("prefetch_64"): Likewise.
22151 ("prefetch_32"): Likewise.
22152 ("tie_ld32"): Likewise.
22153 ("tie_ld64"): Likewise.
22154 ("*tldo_ldub_sp32"): Likewise.
22155 ("*tldo_ldub1_sp32"): Likewise.
22156 ("*tldo_ldub2_sp32"): Likewise.
22157 ("*tldo_ldub_sp64"): Likewise.
22158 ("*tldo_ldub1_sp64"): Likewise.
22159 ("*tldo_ldub2_sp64"): Likewise.
22160 ("*tldo_ldub3_sp64"): Likewise.
22161 ("*tldo_lduh_sp32"): Likewise.
22162 ("*tldo_lduh1_sp32"): Likewise.
22163 ("*tldo_lduh_sp64"): Likewise.
22164 ("*tldo_lduh1_sp64"): Likewise.
22165 ("*tldo_lduh2_sp64"): Likewise.
22166 ("*tldo_lduw_sp32"): Likewise.
22167 ("*tldo_lduw_sp64"): Likewise.
22168 ("*tldo_lduw1_sp64"): Likewise.
22169 ("*tldo_ldx_sp64"): Likewise.
22170 ("*mov<VM32:mode>_insn"): Likewise.
22171 ("*mov<VM64:mode>_insn_sp64"): Likewise.
22172 ("*mov<VM64:mode>_insn_sp32"): Likewise.
22174 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22176 * config/sparc/sparc.md ("type"): New insn type viscmp.
22177 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Set insn type to
22179 ("fpcmp<gcond:code>8<P:mode>_vis"): Likewise.
22180 ("fucmp<gcond:code>8<P:mode>_vis"): Likewise.
22181 ("fpcmpu<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
22182 * config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle
22184 ("n7_vis_logical_11cycle"): Likewise.
22185 * config/sparc/niagara4.md ("n4_vis_logical"): Likewise.
22186 * config/sparc/niagara2.md ("niag3_vis": Likewise.
22187 * config/sparc/niagara.md ("niag_vis"): Likewise.
22188 * config/sparc/ultra3.md ("us3_fga"): Likewise.
22189 * config/sparc/ultra1_2.md ("us1_fga_double"): Likewise.
22191 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22193 * config/sparc/sparc.md: New instruction type `bmask'.
22194 (bmaskdi_vis): Use the `bmask' type.
22195 (bmasksi_vis): Likewise.
22196 * config/sparc/ultra3.md (us3_array): Likewise.
22197 * config/sparc/niagara7.md (n7_array): Likewise.
22198 * config/sparc/niagara4.md (n4_array): Likewise.
22199 * config/sparc/niagara2.md (niag2_vis): Likewise.
22200 (niag3_vis): Likewise.
22201 * config/sparc/niagara.md (niag_vis): Likewise.
22203 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22205 * ipa-comdats.c: Remove optimize check from gate.
22206 * ipa-fnsummary.c (ipa_fn_summary_generate): do not generate summary
22207 for functions not optimized.
22208 (ipa_fn_summary_read): Skip optimize check.
22209 (ipa_fn_summary_write): Likewise.
22210 * ipa-inline-analysis.c (do_estimate_growth_1): Check that caller
22212 * ipa-inline.c (can_inline_edge_p): Not optimized functions are
22214 (can_inline_edge_p): Check flag_pcc_struct_return for match.
22215 (check_callers): Give up on caller which is not optimized.
22216 (inline_small_functions): Likewise.
22217 (ipa_inline): Do not give up when not optimizing.
22218 * ipa-visbility.c (function_and_variable_visibility): Do not optimize
22219 away unoptimizes cdtors.
22220 (whole_program_function_and_variable_visibility): Do
22221 ipa_discover_readonly_nonaddressable_vars in LTO mode.
22222 * ipa.c (process_references): Do not check optimize.
22223 (symbol_table::remove_unreachable_nodes): Update optimize check.
22224 (set_writeonly_bit): Update optimize check.
22225 (pass_ipa_cdtor_merge::gate): Do not check optimize.
22226 (pass_ipa_single_use::gate): Remove.
22228 2017-07-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22230 * config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
22231 insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
22232 rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
22233 mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
22234 permute_load, permute_store, adjust_extract, adjust_splat,
22235 adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
22236 replace_swap_with_copy, dump_swap_insn_table,
22237 alignment_with_canonical_addr, alignment_mask, find_alignment_op,
22238 recombine_lvx_pattern, recombine_stvx_pattern,
22239 recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
22240 make_pass_analyze_swaps): Move all code related to p8 swap optimizations
22241 to file rs6000-p8swap.c.
22242 * config/rs6000/rs6000-p8swap.c: New file.
22243 * config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
22244 * config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
22245 and rs6000*-*-* targets.
22247 2017-07-06 David Malcolm <dmalcolm@redhat.com>
22249 * Makefile.in (selftest): Remove dependency on s-selftest-c++.
22251 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22253 * lto-wrapper.c (merge_and_complain): Do not merge
22254 fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno,
22255 fsigned_zeros, ftrapping_math, fwrapv.
22256 (append_compiler_options): Do not track these options.
22257 (append_linker_options): Likewie
22259 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22261 * cgraphunit.c (cgraph_node::finalize_function): When
22262 !flag_toplevel_reorde set no_reorder flag.
22263 (varpool_node::finalize_decl): Likewise.
22264 (symbol_table::compile): Drop no toplevel reorder path.
22266 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22268 * bb-reorder.c (better_edge_p): Do not build traces across abnormal/eh
22269 edges; zero probability is not better than uninitialized.
22271 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
22273 * asan.h (asan_sanitize_allocas_p): Declare.
22274 * asan.c (asan_sanitize_allocas_p): New function.
22275 (handle_builtin_stack_restore): Bail out if !asan_sanitize_allocas_p.
22276 (handle_builtin_alloca): Likewise.
22277 * cfgexpand.c (expand_used_vars): Do not add allocas unpoisoning stuff
22278 if !asan_sanitize_allocas_p.
22279 * params.def (asan-instrument-allocas): Add new option.
22280 * params.h (ASAN_PROTECT_ALLOCAS): Define.
22281 * opts.c (common_handle_option): Disable allocas sanitization for
22284 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
22286 * asan.c: Include gimple-fold.h.
22287 (get_last_alloca_addr): New function.
22288 (handle_builtin_stackrestore): Likewise.
22289 (handle_builtin_alloca): Likewise.
22290 (asan_emit_allocas_unpoison): Likewise.
22291 (get_mem_refs_of_builtin_call): Add new parameter, remove const
22292 quallifier from first paramerer. Handle BUILT_IN_ALLOCA,
22293 BUILT_IN_ALLOCA_WITH_ALIGN and BUILT_IN_STACK_RESTORE builtins.
22294 (instrument_builtin_call): Pass gimple iterator to
22295 get_mem_refs_of_builtin_call.
22296 (last_alloca_addr): New global.
22297 * asan.h (asan_emit_allocas_unpoison): Declare.
22298 * builtins.c (expand_asan_emit_allocas_unpoison): New function.
22299 (expand_builtin): Handle BUILT_IN_ASAN_ALLOCAS_UNPOISON.
22300 * cfgexpand.c (expand_used_vars): Call asan_emit_allocas_unpoison
22301 if function calls alloca.
22302 * gimple-fold.c (replace_call_with_value): Remove static keyword.
22303 * gimple-fold.h (replace_call_with_value): Declare.
22304 * internal-fn.c: Include asan.h.
22305 * sanitizer.def (BUILT_IN_ASAN_ALLOCA_POISON,
22306 BUILT_IN_ASAN_ALLOCAS_UNPOISON): New builtins.
22308 2017-07-06 David Malcolm <dmalcolm@redhat.com>
22310 * Makefile.in (SELFTEST_FLAGS): Drop "-x c", moving it to...
22311 (C_SELFTEST_FLAGS): New.
22312 (CPP_SELFTEST_FLAGS): New.
22313 (SELFTEST_DEPS): New, from deps of s-selftest.
22314 (C_SELFTEST_DEPS): New, from deps of s-selftest.
22315 (CPP_SELFTEST_DEPS): New.
22316 (selftest): Add dependency on s-selftest-c++.
22317 (s-selftest): Rename to...
22318 (s-selftest-c): ...this, moving deps to SELFTEST_DEPS
22319 and C_SELFTEST_DEPS, and using C_SELFTEST_FLAGS rather
22320 than SELFTEST_FLAGS.
22321 (selftest-gdb): Rename to...
22322 (selftest-c-gdb): ...this, using C_SELFTEST_DEPS and
22324 (selftest-gdb): Reintroduce as an alias for selftest-c-gdb.
22325 (selftest-valgrind): Rename to...
22326 (selftest-c-valgrind): ...this, using C_SELFTEST_DEPS and
22328 (selftest-valgrind): Reintroduce as an alias for
22329 selftest-c-valgrind.
22330 (s-selftest-c++): New.
22331 (selftest-c++-gdb): New.
22332 (selftest-c++-valgrind): New.
22334 2017-07-06 Olivier Hainque <hainque@adacore.com>
22336 * gcc.c (process_command): When deciding if undefined variables
22337 should be ignored when processing specs, accept "gcc -v" as well.
22339 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22341 * auto-profile.c (afdo_set_bb_count, afdo_propagate_edge,
22342 afdo_annotate_cfg): Set counts/probabilities as determined by afdo.
22344 2017-07-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
22346 * config/arm/arm-cpus.in (armv8-r): Add new entry.
22347 * config/arm/arm-isa.h (ISA_ARMv8r): Define macro.
22348 * config/arm/arm-tables.opt: Regenerate.
22349 * config/arm/arm.h (enum base_architecture): Add BASE_ARCH_8R
22351 * doc/invoke.texi: Mention -march=armv8-r and its extensions.
22353 2017-07-06 Carl Love <cel@us.ibm.com>
22355 * ChangeLog: Clean up from mid air collision
22357 2017-07-06 Carl Love <cel@us.ibm.com>
22359 * config/rs6000/rs6000-c.c: Add support for built-in functions
22360 vector signed int vec_subc (vector signed int, vector signed int);
22361 vector signed __int128 vec_subc (vector signed __int128,
22362 vector signed __int128);
22363 vector unsigned __int128 vec_subc (vector unsigned __int128,
22364 vector unsigned __int128);
22365 vector signed int vec_sube (vector signed int, vector signed int,
22366 vector signed int);
22367 vector unsigned int vec_sube (vector unsigned int,
22368 vector unsigned int,
22369 vector unsigned int);
22370 vector signed __int128 vec_sube (vector signed __int128,
22371 vector signed __int128,
22372 vector signed__int128);
22373 vector unsigned __int128 vec_sube (vector unsigned __int128,
22374 vector unsigned __int128,
22375 vector unsigned __int128);
22376 vector signed int vec_subec (vector signed int, vector signed int,
22377 vector signed int);
22378 vector unsigned int vec_subec (vector unsigned int,
22379 vector unsigned int,
22380 vector unsigned int);
22381 vector signed __int128 vec_subec (vector signed __int128,
22382 vector signed __int128,
22383 vector signed__int128);
22384 vector unsigned __int128 vec_subec (vector unsigned __int128,
22385 vector unsigned __int128,
22386 vector unsigned __int128);
22387 * config/rs6000/rs6000.c (ALTIVEC_BUILTIN_VEC_SUBE,
22388 ALTIVEC_BUILTIN_VEC_SUBEC): Add ef_builtins.
22389 * config/rs6000/rs6000-builtin.def (SUBE, SUBEC): Add
22390 BU_ALTIVEC_OVERLOAD_X definitions.
22391 * config/rs6000/altivec.h (vec_sube, vec_subec): Add builtin defines.
22392 * doc/extend.texi: Update the built-in documentation file for the new
22393 built-in functions.
22395 2017-07-06 David Malcolm <dmalcolm@redhat.com>
22398 * diagnostic-show-locus.c (layout::layout): Use start and finish
22399 spelling location for the start and finish of each range.
22400 * genmatch.c (linemap_client_expand_location_to_spelling_point):
22401 Add unused aspect param.
22402 * input.c (expand_location_1): Add "aspect" param, and use it
22403 to access the correct part of the location.
22404 (expand_location): Pass LOCATION_ASPECT_CARET to new param of
22406 (expand_location_to_spelling_point): Likewise.
22407 (linemap_client_expand_location_to_spelling_point): Add "aspect"
22408 param, and pass it to expand_location_1.
22410 2017-07-06 Sebastian Peryt <sebastian.peryt@intel.com>
22412 * config/i386/avx512fintrin.h (_mm_mask_getexp_round_ss,
22413 _mm_maskz_getexp_round_ss, _mm_mask_getexp_round_sd,
22414 _mm_maskz_getexp_round_sd, _mm_mask_getmant_round_sd,
22415 _mm_maskz_getmant_round_sd, _mm_mask_getmant_round_ss,
22416 _mm_maskz_getmant_round_ss, _mm_mask_getexp_ss, _mm_maskz_getexp_ss,
22417 _mm_mask_getexp_sd, _mm_maskz_getexp_sd, _mm_mask_getmant_sd,
22418 _mm_maskz_getmant_sd, _mm_mask_getmant_ss,
22419 _mm_maskz_getmant_ss): New intrinsics.
22420 (__builtin_ia32_getexpss128_mask): Changed to ...
22421 __builtin_ia32_getexpss128_round ... this.
22422 (__builtin_ia32_getexpsd128_mask): Changed to ...
22423 __builtin_ia32_getexpsd128_round ... this.
22424 * config/i386/i386-builtin-types.def
22425 ((V2DF, V2DF, V2DF, INT, V2DF, UQI, INT),
22426 (V4SF, V4SF, V4SF, INT, V4SF, UQI, INT)): New function type aliases.
22427 * config/i386/i386-builtin.def (__builtin_ia32_getexpsd_mask_round,
22428 __builtin_ia32_getexpss_mask_round, __builtin_ia32_getmantsd_mask_round,
22429 __builtin_ia32_getmantss_mask_round): New builtins.
22430 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_INT_V2DF_UQI_INT,
22431 V4SF_FTYPE_V4SF_V4SF_INT_V4SF_UQI_INT): Handle new types.
22432 (CODE_FOR_avx512f_vgetmantv2df_mask_round,
22433 CODE_FOR_avx512f_vgetmantv4sf_mask_round): New cases.
22434 * config/i386/sse.md
22435 (avx512f_sgetexp<mode><round_saeonly_name>): Changed to ...
22436 avx512f_sgetexp<mode><mask_scalar_name>
22437 <round_saeonly_scalar_name> ... this.
22438 (vgetexp<ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|
22439 %0, %1, %2<round_saeonly_op3>}): Changed to ...
22440 vgetexp<ssescalarmodesuffix>
22441 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
22442 %0<mask_scalar_operand3>, %1, %2<round_saeonly_scalar_mask_op3>} ... this.
22443 (avx512f_vgetmant<mode><round_saeonly_name>): Changed to ...
22444 avx512f_vgetmant<mode><mask_scalar_name>
22445 <round_saeonly_scalar_name> ... this.
22446 (vgetmant<ssescalarmodesuffix>\t{%3, <round_saeonly_op4>%2, %1, %0|
22447 %0, %1, %2<round_saeonly_op4>, %3}): Changed to ...
22448 vgetmant<ssescalarmodesuffix>
22449 \t{%3, <round_saeonly_scalar_mask_op4>%2, %1, %0<mask_scalar_operand4>|
22450 %0<mask_scalar_operand4>, %1, %2
22451 <round_saeonly_scalar_mask_op4>, %3} ... this.
22452 * config/i386/subst.md (mask_scalar_operand4,
22453 round_saeonly_scalar_mask_operand4, round_saeonly_scalar_mask_op4,
22454 round_saeonly_scalar_nimm_predicate): New subst attributes.
22456 2017-07-06 Julia Koval <julia.koval@intel.com>
22458 * config/i386/i386.c (ix86_erase_embedded_rounding):
22459 Remove code for old rounding pattern.
22461 2017-07-06 Richard Earnshaw <rearnsha@arm.com>
22463 * config/arm/t-arm (GTM_H): Add arm-cpu.h.
22465 2017-07-06 Christophe Lyon <christophe.lyon@linaro.org>
22467 * doc/sourcebuild.texi (Test Directives, Variants of
22468 dg-require-support): Add documentation for dg-require-stack-check.
22470 2017-07-05 Sebastian Peryt <sebastian.peryt@intel.com>
22472 * config/i386/subst.md (mask_scalar, round_scalar,
22473 round_saeonly_scalar): New meta-templates.
22474 (mask_scalar_name, mask_scalar_operand3, round_scalar_name,
22475 round_scalar_mask_operand3, round_scalar_mask_op3,
22476 round_scalar_constraint, round_scalar_prefix, round_saeonly_scalar_name,
22477 round_saeonly_scalar_mask_operand3, round_saeonly_scalar_mask_op3,
22478 round_saeonly_scalar_constraint,
22479 round_saeonly_scalar_prefix): New subst attribute.
22480 * config/i386/sse.md
22481 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): Renamed to ...
22482 <sse>_vm<plusminus_insn><mode>3<mask_scalar_name>
22483 <round_scalar_name> ... this.
22484 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): Renamed to ...
22485 <sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name>
22486 <round_scalar_name> ... this.
22487 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): Renamed to ...
22488 <sse>_vm<code><mode>3<mask_scalar_name>
22489 <round_saeonly_scalar_name> ... this.
22490 (v<plusminus_mnemonic><ssescalarmodesuffix>
22491 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
22492 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
22493 v<plusminus_mnemonic><ssescalarmodesuffix>
22494 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
22495 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
22496 (v<multdiv_mnemonic><ssescalarmodesuffix>
22497 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
22498 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
22499 v<multdiv_mnemonic><ssescalarmodesuffix>
22500 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
22501 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
22502 (v<maxmin_float><ssescalarmodesuffix>
22503 \t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|
22504 %0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}): Changed to ...
22505 v<maxmin_float><ssescalarmodesuffix>
22506 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
22507 %0<mask_scalar_operand3>, %1, %<iptr>2
22508 <round_saeonly_scalar_mask_op3>} ... this.
22510 2017-07-05 Richard Earnshaw <rearnsha@arm.com>
22512 * config/arm/arm.c (arm_fixed_condition_code_regs): New function.
22513 (TARGET_FIXED_CONDITION_CODE_REGS): Redefine.
22515 2017-07-05 Richard Sandiford <richard.sandiford@linaro.org>
22516 Alan Hayward <alan.hayward@arm.com>
22517 David Sherwood <david.sherwood@arm.com>
22519 * combine.c (simplify_if_then_else): Remove "enum" before
22521 * compare-elim.c (can_eliminate_compare): Likewise.
22522 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
22524 (aarch64_lookup_simd_builtin_type): Likewise.
22525 (aarch64_simd_builtin_type): Likewise.
22526 (aarch64_init_simd_builtin_types): Likewise.
22527 (aarch64_simd_expand_args): Likewise.
22528 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist):
22530 (aarch64_reverse_mask): Likewise.
22531 (aarch64_simd_emit_reg_reg_move): Likewise.
22532 (aarch64_gen_adjusted_ldpstp): Likewise.
22533 (aarch64_ccmp_mode_to_code): Likewise.
22534 (aarch64_operands_ok_for_ldpstp): Likewise.
22535 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
22536 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class):
22538 (aarch64_min_divisions_for_recip_mul): Likewise.
22539 (aarch64_reassociation_width): Likewise.
22540 (aarch64_get_condition_code_1): Likewise.
22541 (aarch64_simd_emit_reg_reg_move): Likewise.
22542 (aarch64_simd_attr_length_rglist): Likewise.
22543 (aarch64_reverse_mask): Likewise.
22544 (aarch64_operands_ok_for_ldpstp): Likewise.
22545 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
22546 (aarch64_gen_adjusted_ldpstp): Likewise.
22547 * config/aarch64/cortex-a57-fma-steering.c (fma_node::rename):
22549 * config/arc/arc.c (legitimate_offset_address_p): Likewise.
22550 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
22551 (arm_lookup_simd_builtin_type): Likewise.
22552 (arm_simd_builtin_type): Likewise.
22553 (arm_init_simd_builtin_types): Likewise.
22554 (arm_expand_builtin_args): Likewise.
22555 * config/arm/arm-protos.h (arm_expand_builtin): Likewise.
22556 * config/ft32/ft32.c (ft32_libcall_value): Likewise.
22557 (ft32_setup_incoming_varargs): Likewise.
22558 (ft32_function_arg): Likewise.
22559 (ft32_function_arg_advance): Likewise.
22560 (ft32_pass_by_reference): Likewise.
22561 (ft32_arg_partial_bytes): Likewise.
22562 (ft32_valid_pointer_mode): Likewise.
22563 (ft32_addr_space_pointer_mode): Likewise.
22564 (ft32_addr_space_legitimate_address_p): Likewise.
22565 * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple):
22567 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
22568 (ix86_emit_outlined_ms2sysv_restore): Likewise.
22569 (iamcu_alignment): Likewise.
22570 (canonicalize_vector_int_perm): Likewise.
22571 (ix86_noce_conversion_profitable_p): Likewise.
22572 (ix86_mpx_bound_mode): Likewise.
22573 (ix86_operands_ok_for_move_multiple): Likewise.
22574 * config/microblaze/microblaze-protos.h
22575 (microblaze_expand_conditional_branch_reg): Likewise.
22576 * config/microblaze/microblaze.c
22577 (microblaze_expand_conditional_branch_reg): Likewise.
22578 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
22580 (rs6000_reassociation_width): Likewise.
22581 (rs6000_invalid_binary_op): Likewise.
22582 (fusion_p9_p): Likewise.
22583 (emit_fusion_p9_load): Likewise.
22584 (emit_fusion_p9_store): Likewise.
22585 * config/riscv/riscv-protos.h (riscv_regno_mode_ok_for_base_p):
22587 (riscv_hard_regno_mode_ok_p): Likewise.
22588 (riscv_address_insns): Likewise.
22589 (riscv_split_symbol): Likewise.
22590 (riscv_legitimize_move): Likewise.
22591 (riscv_function_value): Likewise.
22592 (riscv_hard_regno_nregs): Likewise.
22593 (riscv_expand_builtin): Likewise.
22594 * config/riscv/riscv.c (riscv_build_integer_1): Likewise.
22595 (riscv_build_integer): Likewise.
22596 (riscv_split_integer): Likewise.
22597 (riscv_legitimate_constant_p): Likewise.
22598 (riscv_cannot_force_const_mem): Likewise.
22599 (riscv_regno_mode_ok_for_base_p): Likewise.
22600 (riscv_valid_base_register_p): Likewise.
22601 (riscv_valid_offset_p): Likewise.
22602 (riscv_valid_lo_sum_p): Likewise.
22603 (riscv_classify_address): Likewise.
22604 (riscv_legitimate_address_p): Likewise.
22605 (riscv_address_insns): Likewise.
22606 (riscv_load_store_insns): Likewise.
22607 (riscv_force_binary): Likewise.
22608 (riscv_split_symbol): Likewise.
22609 (riscv_force_address): Likewise.
22610 (riscv_legitimize_address): Likewise.
22611 (riscv_move_integer): Likewise.
22612 (riscv_legitimize_const_move): Likewise.
22613 (riscv_legitimize_move): Likewise.
22614 (riscv_address_cost): Likewise.
22615 (riscv_subword): Likewise.
22616 (riscv_output_move): Likewise.
22617 (riscv_canonicalize_int_order_test): Likewise.
22618 (riscv_emit_int_order_test): Likewise.
22619 (riscv_function_arg_boundary): Likewise.
22620 (riscv_pass_mode_in_fpr_p): Likewise.
22621 (riscv_pass_fpr_single): Likewise.
22622 (riscv_pass_fpr_pair): Likewise.
22623 (riscv_get_arg_info): Likewise.
22624 (riscv_function_arg): Likewise.
22625 (riscv_function_arg_advance): Likewise.
22626 (riscv_arg_partial_bytes): Likewise.
22627 (riscv_function_value): Likewise.
22628 (riscv_pass_by_reference): Likewise.
22629 (riscv_setup_incoming_varargs): Likewise.
22630 (riscv_print_operand): Likewise.
22631 (riscv_elf_select_rtx_section): Likewise.
22632 (riscv_save_restore_reg): Likewise.
22633 (riscv_for_each_saved_reg): Likewise.
22634 (riscv_register_move_cost): Likewise.
22635 (riscv_hard_regno_mode_ok_p): Likewise.
22636 (riscv_hard_regno_nregs): Likewise.
22637 (riscv_class_max_nregs): Likewise.
22638 (riscv_memory_move_cost): Likewise.
22639 * config/rl78/rl78-protos.h (rl78_split_movsi): Likewise.
22640 * config/rl78/rl78.c (rl78_split_movsi): Likewise.
22641 (rl78_addr_space_address_mode): Likewise.
22642 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22644 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
22645 (rs6000_reassociation_width): Likewise.
22646 (rs6000_invalid_binary_op): Likewise.
22647 (fusion_p9_p): Likewise.
22648 (emit_fusion_p9_load): Likewise.
22649 (emit_fusion_p9_store): Likewise.
22650 * config/visium/visium-protos.h (prepare_move_operands): Likewise.
22651 (ok_for_simple_move_operands): Likewise.
22652 (ok_for_simple_move_strict_operands): Likewise.
22653 (ok_for_simple_arith_logic_operands): Likewise.
22654 (visium_legitimize_reload_address): Likewise.
22655 (visium_select_cc_mode): Likewise.
22656 (output_cbranch): Likewise.
22657 (visium_split_double_move): Likewise.
22658 (visium_expand_copysign): Likewise.
22659 (visium_expand_int_cstore): Likewise.
22660 (visium_expand_fp_cstore): Likewise.
22661 * config/visium/visium.c (visium_pass_by_reference): Likewise.
22662 (visium_function_arg): Likewise.
22663 (visium_function_arg_advance): Likewise.
22664 (visium_libcall_value): Likewise.
22665 (visium_setup_incoming_varargs): Likewise.
22666 (visium_legitimate_constant_p): Likewise.
22667 (visium_legitimate_address_p): Likewise.
22668 (visium_legitimize_address): Likewise.
22669 (visium_secondary_reload): Likewise.
22670 (visium_register_move_cost): Likewise.
22671 (visium_memory_move_cost): Likewise.
22672 (prepare_move_operands): Likewise.
22673 (ok_for_simple_move_operands): Likewise.
22674 (ok_for_simple_move_strict_operands): Likewise.
22675 (ok_for_simple_arith_logic_operands): Likewise.
22676 (visium_function_value_1): Likewise.
22677 (rtx_ok_for_offset_p): Likewise.
22678 (visium_legitimize_reload_address): Likewise.
22679 (visium_split_double_move): Likewise.
22680 (visium_expand_copysign): Likewise.
22681 (visium_expand_int_cstore): Likewise.
22682 (visium_expand_fp_cstore): Likewise.
22683 (visium_split_cstore): Likewise.
22684 (visium_select_cc_mode): Likewise.
22685 (visium_split_cbranch): Likewise.
22686 (output_cbranch): Likewise.
22687 (visium_print_operand_address): Likewise.
22688 * expmed.c (flip_storage_order): Likewise.
22689 * expmed.h (emit_cstore): Likewise.
22690 (flip_storage_order): Likewise.
22691 * genrecog.c (validate_pattern): Likewise.
22692 * hsa-gen.c (gen_hsa_addr): Likewise.
22693 * internal-fn.c (expand_arith_overflow): Likewise.
22694 * ira-color.c (allocno_copy_cost_saving): Likewise.
22695 * lra-assigns.c (find_hard_regno_for_1): Likewise.
22696 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
22697 (process_invariant_for_inheritance): Likewise.
22698 * lra-eliminations.c (move_plus_up): Likewise.
22699 * omp-low.c (lower_oacc_reductions): Likewise.
22700 * simplify-rtx.c (simplify_subreg): Likewise.
22701 * target.def (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
22702 (TARGET_CHKP_BOUND_MODE): Likewise..
22703 * targhooks.c (default_chkp_bound_mode): Likewise.
22704 (default_setup_incoming_vararg_bounds): Likewise.
22705 * targhooks.h (default_chkp_bound_mode): Likewise.
22706 (default_setup_incoming_vararg_bounds): Likewise.
22707 * tree-ssa-math-opts.c (divmod_candidate_p): Likewise.
22708 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise.
22709 (have_whole_vector_shift): Likewise.
22710 * tree-vect-stmts.c (vectorizable_load): Likewise.
22711 * doc/tm.texi: Regenerate.
22713 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
22715 Graceful degrade if Binutils PR21472 is not available.
22718 * configure.ac [target=avr]: WARN instead of ERROR if avrxmega3
22719 .rodata in flash test fails.
22720 (HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH): Define it if test passes.
22721 * confgure: Regenerate.
22722 * config.in: Regenerate.
22723 * config/avr/avr.c (avr_asm_named_section)
22724 [HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH]: Only trigger
22725 __do_copy_data for stuff in .rodata if flash_pm_offset = 0.
22726 (avr_asm_init_sections): Same.
22728 2017-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22730 * config/arm/neon.md (fma<VCVTF:mode>4): Remove %?.
22731 (fma<VH:mode>4_intrinsic): Likewise.
22732 (*fmsub<VCVTF:mode>4): Likewise.
22733 (*fmsub<VH:mode>4_intrinsic): Likewise.
22735 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
22738 * config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]:
22739 Don't depend on "optimize > 0".
22740 (out_movhi_r_mr, out_movqi_mr_r): Same.
22741 (out_movhi_mr_r, out_movqi_r_mr): Same.
22742 (avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for
22743 io_address_operand on "optimize > 0".
22745 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22747 * tree-loop-distribution.c: Add general explanantion on the pass.
22748 (generate_loops_for_partition): Mark distributed loop.
22749 (pg_add_dependence_edges): New parameter. Handle alias data
22750 dependence specially and record it in the parameter if asked.
22751 (struct pg_vdata, pg_edata, pg_edge_callback_data): New structs.
22752 (init_partition_graph_vertices, add_partition_graph_edge): New.
22753 (pg_skip_alias_edge, free_partition_graph_edata_cb): New.
22754 (free_partition_graph_vdata, build_partition_graph): New.
22755 (sort_partitions_by_post_order, merge_dep_scc_partitions): New.
22756 (pg_collect_alias_ddrs, break_alias_scc_partitions): New.
22757 (data_ref_segment_size, latch_dominated_by_data_ref): New.
22758 (compute_alias_check_pairs, version_loop_by_alias_check): New.
22759 (version_for_distribution_p, finalize_partitions): New.
22760 (distribute_loop): Handle alias data dependence specially. Factor
22761 out loop fusion code as functions and call these functions.
22763 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22765 * tree-loop-distribution.c (classify_partition): New parameter and
22766 better handle reduction statement.
22767 (rdg_build_partitions): Revise comment.
22768 (distribute_loop): Compute statements in all partitions and pass it
22769 to classify_partition.
22771 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22773 * tree-loop-distribution.c (enum partition_type): New.
22774 (struct partition): New field type.
22775 (partition_merge_into): Add parameter. Update partition type.
22776 (data_dep_in_cycle_p, update_type_for_merge): New functions.
22777 (build_rdg_partition_for_vertex): Compute partition type.
22778 (rdg_build_partitions): Dump partition type.
22779 (distribute_loop): Update calls to partition_merge_into.
22781 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22783 * tree-loop-distribution.c (struct ddr_hasher): New.
22784 (ddr_hasher::hash, ::equal, get_data_dependence): New function.
22786 (classify_partition): Call get_data_dependence.
22787 (pg_add_dependence_edges): Ditto.
22788 (distribute_loop): Release data dependence hash table.
22790 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22792 * tree-loop-distribution.c (ref_base_address): Delete.
22793 (similar_memory_accesses): Rename ...
22794 (share_memory_accesses): ... to this. Check if partitions access
22795 the same memory reference.
22796 (distribute_loop): Call share_memory_accesses.
22798 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22800 * tree-loop-distribution.c (struct partition): New field recording
22801 its data reference.
22802 (partition_alloc, partition_free): Init and release data refs.
22803 (partition_merge_into): Merge data refs.
22804 (build_rdg_partition_for_vertex): Collect data refs for partition.
22805 (pg_add_dependence_edges): Change parameters from vector to bitmap.
22807 (distribute_loop): Remve data refs from vertice data of partition
22810 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22812 * tree-loop-distribution.c (params.h): Include header file.
22813 (MAX_DATAREFS_NUM, DR_INDEX): New macro.
22814 (datarefs_vec): New global var.
22815 (create_rdg_vertices): Use datarefs_vec directly.
22816 (free_rdg): Don't free data references.
22817 (build_rdg): Update use. Don't free data references.
22818 (distribute_loop): Compute global variable for data references.
22819 Bail out if there are too many data references.
22821 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22823 * tree-loop-distribution.c (loop_nest): New global var.
22824 (build_rdg): Use loop directly, rather than loop nest.
22825 (pg_add_dependence_edges): Remove loop nest parameter. Use global
22827 (distribute_loop): Compute global variable loop nest. Update use.
22829 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22831 * tree-loop-distribution.c (enum fuse_type, fuse_message): New.
22832 (partition_merge_into): New parameter. Dump reason for fusion.
22833 (distribute_loop): Update use of partition_merge_into.
22835 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22837 * tree-loop-distribution.c (bb_top_order_index): New.
22838 (bb_top_order_index_size, bb_top_order_cmp): New.
22839 (stmts_from_loop): Use topological order.
22840 (pass_loop_distribution::execute): Compute and release topological
22841 order for basic blocks.
22843 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22845 * tree-loop-distribution.c (pass_loop_distribution::execute): Skip
22848 2017-07-05 Bin Cheng <bin.cheng@arm.com>
22850 * cfgloop.h (struct loop): Add comment. New field orig_loop_num.
22851 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change.
22852 * internal-fn.c (expand_LOOP_DIST_ALIAS): New function.
22853 * internal-fn.def (LOOP_DIST_ALIAS): New.
22854 * tree-vectorizer.c (fold_loop_vectorized_call): Rename to ...
22855 (fold_loop_internal_call): ... this.
22856 (vect_loop_dist_alias_call): New function.
22857 (set_uid_loop_bbs): Call fold_loop_internal_call.
22858 (vectorize_loops): Fold IFN_LOOP_VECTORIZED and IFN_LOOP_DIST_ALIAS
22861 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
22864 * config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes):
22865 Require dead FLAGS_REG at the beginning of a peephole.
22867 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
22870 * config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y
22871 arguments in the call to __builtin_ia32_sbb_u32.
22872 (_subborrow_u64): Swap _X and _Y arguments in the call to
22873 __builtin_ia32_sbb_u64.
22875 2017-07-04 Jakub Jelinek <jakub@redhat.com>
22878 * tree-vrp.c (compare_assert_loc): Turn into a function template
22879 with stable template parameter. Only test if a->e is NULL,
22880 !a->e == !b->e has been verified already. Use e == NULL or
22881 e != NULL instead of e or ! e tests. If stable is true, don't use
22882 iterative_hash_expr, on the other side allow a or b or both NULL
22883 and sort the NULLs last.
22884 (process_assert_insertions): Sort using compare_assert_loc<false>
22885 instead of compare_assert_loc, later sort using
22886 compare_assert_loc<true> before calling process_assert_insertions_for
22887 in a loop. Use break instead of continue once seen NULL pointer.
22889 2017-07-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22891 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
22892 Cortex-R7 and Cortex-R8 processors.
22894 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
22896 * ipa-utils.c (ipa_merge_profiles): Fix merging when dst is
22897 uninitialized while src is not.
22899 2017-07-04 Richard Earnshaw <rearnsha@arm.com>
22901 * common/config/arm/arm-common.c: Adjust include path for
22903 * config/arm/t-arm (TM_H): Adjust path for arm-cpu.h.
22904 (arm-cpu.h): Create in build directory. Adjust dependency rules.
22905 (arm-cpu-data.h): Likewise.
22906 (arm-cpu-cdata.h): Likewise.
22907 * config/arm/arm-cpu.h: Delete.
22908 * config/arm/arm-cpu-cdata.h: Delete.
22909 * config/arm/arm-cpu-data.h: Delete.
22911 2017-07-04 James Greenhalgh <james.greenhalgh@arm.com>
22913 * config/arm/arm-cpus.in (cortex-a55): New.
22914 (cortex-a75): Likewise.
22915 (cortex-a75.cortex-a55): Likewise.
22916 * config/arm/driver-arm.c (arm_cpu_table): Add cortex-a55 and
22918 * doc/invoke.texi (-mcpu): Document cortex-a55 and cortex-a75.
22919 * config/arm/arm-cpu-cdata.h: Regenerate.
22920 * config/arm/arm-cpu-data.h: Regenerate.
22921 * config/arm/arm-cpu.h: Regenerate.
22922 * config/arm/arm-tables.opt: Regenerate.
22923 * config/arm/arm-tune.md: Regenerate.
22925 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
22927 * haifa-sched.c (sched_create_recovery_edges): Update profile.
22929 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
22931 * bb-reorder.c (better_edge_p): Fix handling of uninitialized
22934 2017-07-04 Richard Sandiford <richard.sandiford@linaro.org>
22936 PR tree-optimization/81292
22937 * tree-ssa-strlen.c (handle_builtin_strlen): When setting
22938 full_string_p, also call adjust_related_strinfos if the adjustment
22939 is simple, otherwise invalidate related strinfos.
22941 2017-07-04 Martin Liska <mliska@suse.cz>
22944 * sanopt.c (sanitize_rewrite_addressable_params): Mark the
22945 newly created variable as DECL_IGNORED_P.
22947 2017-07-04 Martin Liska <mliska@suse.cz>
22950 * ipa-inline.c (inline_small_functions):
22951 Use xstrdup_for_dump.
22953 2017-07-04 Tom de Vries <tom@codesourcery.com>
22955 * graph.c (draw_cfg_edges): Save and restore EDGE_DFS_BACK.
22957 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
22960 * config/darwin.c (darwin_function_switched_text_sections):
22963 2017-07-03 Jan Hubicka <hubicka@ucw.cz>
22965 * tree-vect-loop-manip.c (vect_do_peeling): Fix scaling up.
22967 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
22969 * doc/invoke.texi (ARM Options): Add -mbe8 and -mbe32 to option summary.
22971 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
22973 * tree-vect-loop.c (vect_analyze_loop_2): Treat min_scalar_loop_bound,
22974 min_profitable_iters, and th as inclusive lower bounds.
22975 Fix LOOP_VINFO_PEELING_FOR_GAPS condition.
22976 (vect_estimate_min_profitable_iters): Return inclusive lower bounds
22977 for min_profitable_iters and min_profitable_estimate.
22978 (vect_transform_loop): Treat th as an inclusive lower bound.
22979 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
22981 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
22984 * config/darwin.c (darwin_function_switched_text_sections):
22985 Replace DECL_NAME with DECL_ASSEMBLER_NAME, split assemble_name_raw
22986 in two pieces, and suppress the use of buf.
22988 2017-07-03 Nathan Sidwell <nathan@acm.org>
22990 * hash-table.h (hash_table_mod1): Fix indentation.
22992 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
22994 PR middle-end/81290
22995 * predict.c (force_edge_cold): Be more careful about propagation
22997 * profile-count.h (profile_probability::guessed,
22998 profile_probability::fdo, profile_count::guessed, profile_count::fdo):
23000 * tree-ssa-threadupdate.c (recompute_probabilities): Result is guessed.
23002 2017-07-03 James Greenhalgh <james.greenhalgh@arm.com>
23004 * doc/invoke.texi (rcpc architecture extension): Document it.
23006 2017-07-03 Richard Biener <rguenther@suse.de>
23008 PR tree-optimization/60510
23009 * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass in
23010 the scalar reduction PHI and use it.
23011 (vectorizable_reduction): Properly guard the single_defuse_cycle
23012 path for non-SLP reduction chains where we cannot use it.
23013 Rework reduc_def/index and vector type deduction. Rework
23014 vector operand gathering during reduction op code-gen.
23015 * tree-vect-slp.c (vect_analyze_slp): For failed SLP reduction
23016 chains dissolve the chain and leave it to non-SLP reduction
23019 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23021 * tree-data-ref.h (dr_alignment): Declare.
23022 * tree-data-ref.c (dr_alignment): New function.
23023 * tree-vectorizer.h (dataref_aux): Remove base_element_aligned.
23024 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't
23026 * tree-vect-stmts.c (vectorizable_store): Use dr_alignment.
23028 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23030 * tree-data-ref.h (innermost_loop_behavior): Add base_alignment
23031 and base_misalignment fields.
23032 (DR_BASE_ALIGNMENT, DR_BASE_MISALIGNMENT): New macros.
23033 * tree-data-ref.c: Include builtins.h.
23034 (dr_analyze_innermost): Set up the new innmost_loop_behavior fields.
23035 * tree-vectorizer.h (STMT_VINFO_DR_BASE_ALIGNMENT): New macro.
23036 (STMT_VINFO_DR_BASE_MISALIGNMENT): Likewise.
23037 * tree-vect-data-refs.c: Include tree-cfg.h.
23038 (vect_compute_data_ref_alignment): Use the new innermost_loop_behavior
23039 fields instead of calculating an alignment here.
23040 (vect_analyze_data_refs): Use dr_analyze_innermost. Dump the new
23041 innermost_loop_behavior fields.
23043 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23045 * tree-data-ref.h (innermost_loop_behavior): Add a step_alignment
23047 (DR_STEP_ALIGNMENT): New macro.
23048 * tree-vectorizer.h (STMT_VINFO_DR_STEP_ALIGNMENT): Likewise.
23049 * tree-data-ref.c (dr_analyze_innermost): Initalize step_alignment.
23050 (create_data_ref): Print it.
23051 * tree-vect-stmts.c (vectorizable_load): Use the step alignment
23052 to tell whether the step preserves vector (mis)alignment.
23053 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
23054 Move the check for an integer step and generalise to all INTEGER_CST.
23055 (vect_analyze_data_refs): Set DR_STEP_ALIGNMENT when setting DR_STEP.
23056 Print the outer step alignment.
23058 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23060 * tree-data-ref.h (innermost_loop_behavior): Replace aligned_to
23061 with offset_alignment.
23062 (DR_ALIGNED_TO): Delete.
23063 (DR_OFFSET_ALIGNMENT): New macro.
23064 * tree-vectorizer.h (STMT_VINFO_DR_ALIGNED_TO): Delete.
23065 (STMT_VINFO_DR_OFFSET_ALIGNMENT): New macro.
23066 * tree-data-ref.c (dr_analyze_innermost): Update after above changes.
23067 (create_data_ref): Likewise.
23068 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
23069 (vect_analyze_data_refs): Likewise.
23070 * tree-if-conv.c (if_convertible_loop_p_1): Use memset before
23071 creating dummy innermost behavior.
23073 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23075 * tree-data-ref.h (dr_analyze_innermost): Replace the dr argument
23076 with a "innermost_loop_behavior *" and refeence tree.
23077 * tree-data-ref.c (dr_analyze_innermost): Likewise.
23078 (create_data_ref): Update call accordingly.
23079 * tree-predcom.c (find_looparound_phi): Likewise.
23081 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23083 * tree-vectorizer.h (_stmt_vec_info): Replace individual dr_*
23084 fields with dr_wrt_vec_loop.
23085 (STMT_VINFO_DR_BASE_ADDRESS, STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET)
23086 (STMT_VINFO_DR_STEP, STMT_VINFO_DR_ALIGNED_TO): Update accordingly.
23087 (STMT_VINFO_DR_WRT_VEC_LOOP): New macro.
23088 (vect_dr_behavior): New function.
23089 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
23090 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
23091 vect_dr_behavior. Use a step_preserves_misalignment_p boolean to
23092 track whether the step preserves the misalignment.
23093 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
23094 Use vect_dr_behavior.
23095 (vect_setup_realignment): Update call accordingly.
23096 (vect_create_data_ref_ptr): Likewise. Use vect_dr_behavior.
23097 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Update
23098 call to vect_create_addr_base_for_vector_ref.
23099 (vect_create_cond_for_align_checks): Likewise.
23100 * tree-vect-patterns.c (vect_recog_bool_pattern): Copy
23101 STMT_VINFO_DR_WRT_VEC_LOOP as a block.
23102 (vect_recog_mask_conversion_pattern): Likewise.
23103 * tree-vect-stmts.c (compare_step_with_zero): Use vect_dr_behavior.
23104 (new_stmt_vec_info): Remove redundant zeroing.
23106 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
23108 * common/config/arm/arm-common.c (arm_be8_option): New function.
23109 * config/arm/arm-isa.h (isa_feature): Add new feature bit isa_bit_be8.
23110 (ISA_ARMv6): Add isa_bit_be8.
23111 * config/arm/arm.h (arm_be8_option): Add prototype.
23112 (BE8_SPEC_FUNCTION): New define.
23113 (EXTRA_SPEC_FUNCTIONS): Add BE8_SPEC_FUNCTION.
23114 * config/arm/arm.opt (mbig-endian): Mark as Negative of mlittle-endian.
23115 (mlittle-endian): Similarly.
23116 (mbe8, mbe32): New options.
23117 * config/arm/bpabi.h (BE8_LINK_SPEC): Call arm_be8_option.
23118 * doc/invoke.texi (ARM Options): Document -mbe8 and -mbe32.
23120 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23122 * tree-cfg.c (gimple_find_sub_bbs): Fix profile updating.
23124 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23126 * tree-cfgcleanup.c (want_merge_blocks_p): New function.
23127 (cleanup_tree_cfg_bb): Use it.
23128 * profile-count.h (profile_count::of_for_merging, profile_count::merge):
23130 * tree-cfg.c (gimple_merge_blocks): Use profile_count::merge.
23132 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23135 * loop-doloop.c (add_test): Update profile.
23137 2017-07-03 Martin Liska <mliska@suse.cz>
23140 * sanopt.c (rewrite_usage_of_param): New function.
23141 (sanitize_rewrite_addressable_params): Likewise.
23142 (pass_sanopt::execute): Call rewrite_usage_of_param.
23144 2017-07-03 Richard Biener <rguenther@suse.de>
23146 * tree-vect-loop.c (vect_create_epilog_for_reduction): Revert
23147 back to using VIEW_CONVERT_EXPR.
23149 2017-07-03 Martin Liska <mliska@suse.cz>
23152 * doc/extend.texi: Document when a resolver function is
23153 generated for target_clones.
23155 2017-07-03 Martin Liska <mliska@suse.cz>
23157 * asan.c (asan_emit_stack_protection): Unpoison just red zones
23158 and shadow memory of auto variables which are subject of
23159 use-after-scope sanitization.
23160 (asan_expand_mark_ifn): Add do set only when is_poison.
23162 2016-07-03 Richard Biener <rguenther@suse.de>
23164 * tree-vect-loop.c (vect_analyze_loop_operations): Also analyze
23166 (vect_force_simple_reduction): Record reduction def -> phi mapping.
23167 (vectorizable_reduction): Perform reduction PHI creation when
23168 visiting a reduction PHI and adjust and simplify code generation
23169 phase of the reduction op. Cache dts, use fold_binary, not fold_build2.
23170 (vect_transform_loop): Visit reduction PHIs.
23171 * tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction
23172 defs into the SLP tree.
23173 (vect_build_slp_tree): Reduction defs terminate the recursion.
23174 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup
23176 (vect_get_vec_defs_for_stmt_copy): Export.
23177 (vect_get_vec_defs): Likewise.
23178 * tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def
23180 (vect_get_vec_defs_for_stmt_copy): Declare.
23181 (vect_get_vec_defs): Likewise.
23183 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23185 * tree-data-ref.c (dr_analyze_innermost): Replace the "nest"
23186 parameter with a "loop" parameter and use it instead of the
23187 loop containing DR_STMT. Don't check simple_iv when doing
23188 BB analysis. Describe the two analysis modes in the comment.
23190 2017-07-03 Tom de Vries <tom@codesourcery.com>
23192 PR tree-optimization/69468
23193 * tree-ssa-tail-merge.c (ignore_edge_flags): New constant.
23194 (find_same_succ_bb): Handle ignore_edge_flags.
23196 2017-07-03 Tom de Vries <tom@codesourcery.com>
23198 PR tree-optimization/81192
23199 * tree-ssa-tail-merge.c (same_succ_hash): Use bb->loop_father->num in
23201 (same_succ::equal): Don't find bbs to be equal if bb->loop_father
23203 (find_same_succ_bb): Remove obsolete test on bb->loop_father->latch.
23205 2017-07-03 Tom de Vries <tom@codesourcery.com>
23207 PR tree-optimization/81192
23208 * tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
23209 BB_SAME_SUCC (bb) == NULL.
23211 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23213 * cfgrtl.c (rtl_verify_edges): Enable checking of profile_probability
23216 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23218 * dumpfile.c: Include profile-count.h
23219 * tree-cfg.c (gimple_duplicate_sese_tail): Drop UNUSED attributes;
23221 (insert_cond_bb): Update profile.
23222 * tree-cfg.h (insert_cond_bb): Update prototype.
23223 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Update.
23224 * tree-dump.c: Do not include tree-cfg.
23226 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23228 * bb-reorder.c (fix_up_crossing_landing_pad): Update profile.
23230 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23232 * expect.c (dw2_build_landing_pads): Update profile of the landing pad
23235 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23237 * tree-complex.c (expand_complex_div_wide): update profile.
23239 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
23240 Alan Hayward <alan.hayward@arm.com>
23241 David Sherwood <david.sherwood@arm.com>
23243 * Makefile.in (MACHMODE_H): Remove insn-modes.h
23244 (CORETYPES_H): New define.
23245 (MOSTLYCLEANFILES): Add insn-modes-inline.h.
23246 (insn-modes-inline.h, s-modes-inline-h): New rules.
23247 (generated_files): Add insn-modes-inline.h.
23248 (RTL_BASE_H, TREE_CORE_H): Use CORETYPES_H instead of coretypes.h.
23249 (build/gensupport.o, build/ggc-none.o, build/print-rtl.o): Likewise.
23250 (build/read-md.o, build/read-rtl.o, build/rtl.o): Likewise.
23251 (build/vec.o, build/hash-table.o, build/inchash.o): Likewise.
23252 (build/gencondmd.o, build/genattr.o, build/genattr-common.o): Likewise.
23253 (build/genattrtab.o, build/genautomata.o, build/gencheck.o): Likewise.
23254 (build/gencodes.o, build/genconditions.o): Likewise.
23255 (build/genconfig.o, build/genconstants.o, build/genemit.o): Likewise.
23256 (build/genenums.o, build/genextract.o, build/genflags.o): Likewise.
23257 (build/gentarget-def.o, build/genmddeps.o, build/genopinit.o)
23258 (build/genoutput.o, build/genpeep.o, build/genpreds.o): Likewise.
23259 (build/genrecog.o, build/genmddump.o, build/genmatch.o): Likewise.
23260 (build/gencfn-macros.o, build/gcov-iov.o): Likewise.
23261 * coretypes.h: Include everything up to real.h for generators.
23262 Include insn-modes.h first. Include wide-int-print.h after
23263 wide-int.h. Include insn-modes-inline.h and then machmode.h.
23264 * machmode.h: Don't include insn-modes.h here.
23265 * function-tests.c: Remove includes of signop.h, machmode.h,
23266 double-int.h and wide-int.h.
23268 * gcc-rich-location.c: Remove includes of machmode.h, double-int.h
23270 * optc-save-gen.awk: Likewise.
23271 * gencheck.c (BITS_PER_UNIT): Delete dummy definition.
23272 * godump.c: Remove include of wide-int-print.h.
23273 * pretty-print.h: Likewise.
23274 * wide-int-print.cc: Likewise.
23275 * wide-int.cc: Likewise.
23276 * hash-map-tests.c: Remove include of signop.h.
23277 * hash-set-tests.c: Likewise.
23278 * rtl-tests.c: Likewise.
23279 * mkconfig.sh: Remove include of machmode.h.
23280 * genmodes.c (emit_insn_modes_h): Split emission of inline functions
23282 (emit_insn_modes_inline_h): ...this new function. Emit the code
23283 into an insn-modes-inline.h header file, adding appropriate
23284 include guards and end comments.
23285 (emit_insn_modes_c_header): Remove include of machmode.h.
23286 (emit_min_insn_modes_c_header): Include coretypes.h rather than
23288 (main): Handle -i flag and call emit_insn_modes_inline_h when
23291 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
23293 * tree-ssa-strlen.c (strinfo): Rename the length field to
23294 nonzero_chars. Add a full_string_p field.
23295 (compare_nonzero_chars, zero_length_string_p): New functions.
23296 (get_addr_stridx): Add an offset_out parameter.
23297 Use compare_nonzero_chars.
23298 (get_stridx): Update accordingly. Use compare_nonzero_chars.
23299 (new_strinfo): Update after above changes to strinfo.
23300 (set_endptr_and_length): Set full_string_p.
23301 (get_string_length): Update after above changes to strinfo.
23302 (unshare_strinfo): Update call to new_strinfo.
23303 (maybe_invalidate): Likewise.
23304 (get_stridx_plus_constant): Change off to unsigned HOST_WIDE_INT.
23305 Use compare_nonzero_chars and zero_string_p. Treat nonzero_chars
23306 as a uhwi instead of an shwi. Update after above changes to
23307 strinfo and new_strinfo.
23308 (zero_length_string): Assert that chainsi contains full strings.
23309 Use zero_length_string_p. Update call to new_strinfo.
23310 (adjust_related_strinfos): Update after above changes to strinfo.
23311 Copy full_string_p from origsi.
23312 (adjust_last_stmt): Use zero_length_string_p.
23313 (handle_builtin_strlen): Update after above changes to strinfo and
23314 new_strinfo. Install the lhs as the string length if the previous
23315 entry didn't describe a full string.
23316 (handle_builtin_strchr): Update after above changes to strinfo
23318 (handle_builtin_strcpy): Likewise.
23319 (handle_builtin_strcat): Likewise.
23320 (handle_builtin_malloc): Likewise.
23321 (handle_pointer_plus): Likewise.
23322 (handle_builtin_memcpy): Likewise. Track nonzero characters
23323 that aren't necessarily followed by a nul terminator.
23324 (handle_char_store): Likewise.
23326 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
23328 PR tree-optimization/80769
23329 * tree-ssa-strlen.c (strinfo): Document that "stmt" is also used
23330 for malloc and calloc. Document the new invariant that all related
23331 strinfos have delayed lengths or none do.
23332 (verify_related_strinfos): Move earlier in file.
23333 (set_endptr_and_length): New function, split out from...
23334 (get_string_length): ...here. Also set the lengths of related
23336 (zero_length_string): Assert that chainsi has known (rather than
23338 (adjust_related_strinfos): Likewise.
23340 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
23342 PR tree-optimization/81136
23343 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Only
23344 assert that two references with the same misalignment have the same
23345 compile-time misalignment if those compile-time misalignments
23348 2017-07-01 Andi Kleen <ak@linux.intel.com>
23350 * print-tree.c (print_node): Print all attributes.
23352 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23354 * cfg.c (scale_bbs_frequencies): New function.
23355 * cfg.h (scale_bbs_frequencies): Declare it.
23356 * cfgloopanal.c (single_likely_exit): Cleanup.
23357 * cfgloopmanip.c (scale_loop_frequencies): Take profile_probability
23359 (scale_loop_profile): Likewise.
23360 (loop_version): Likewise.
23361 (create_empty_loop_on_edge): Update.
23362 * cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile,
23363 scale_loop_frequencies, scale_loop_profile, loopify,
23364 loop_version): Update prototypes.
23365 * modulo-sched.c (sms_schedule): Update.
23366 * predict.c (unlikely_executed_edge_p): Also check probability.
23367 (probably_never_executed_edge_p): Fix typo.
23368 * tree-if-conv.c (version_loop_for_if_conversion): Update.
23369 * tree-parloops.c (gen_parallel_loop): Update.
23370 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update.
23371 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
23372 * tree-ssa-loop-split.c (split_loop): Update.
23373 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
23374 * tree-vect-loop-manip.c (vect_do_peeling): Update.
23375 (vect_loop_versioning): Update.
23376 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
23378 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23380 * trans-mem.c (split_bb_make_tm_edge): Update profile.
23382 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23384 * tree-if-conv.c (combine_blocks): Use make_single_succ_edge
23385 to keep profile consistent.
23387 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23389 * cfgrtl.c (rtl_flow_call_edges_add): Update profile.
23390 * tree-cfg.c (gimple_flow_call_edges_add): Likewise.
23391 * profile-count.h (max_safe_multiplier): Make unsigned.
23392 (profile_count::guessed_zero): New.
23394 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23396 * bb-reorder.c (fix_up_crossing_landing_pad,
23397 fix_crossing_conditional_branches): Use make_single_succ_edge
23398 to keep profile consistent.
23400 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23402 * tree-vect-loop.c (optimize_mask_stores): Use make_single_succ_edge
23405 2017-07-01 Jakub Jelinek <jakub@redhat.com>
23408 * bb-reorder.c (fix_up_fall_thru_edges): Move variable declarations to
23409 the right scopes, make sure cond_jump isn't preserved between multiple
23410 iterations. Search for fallthru edge whenever there are 3+ edges and
23411 use find_fallthru_edge for it.
23413 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23415 Patch by Alexander Monakov <amonakov@ispras.ru>
23416 * sel-sched-ir.c (compute_succs_info): Handle uninitialized
23417 probabilities consistently.
23419 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23421 * pa.c (pa_expand_compare_and_swap_loop): Update call of
23422 emit_cmp_and_jump_insns.
23424 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23427 * tree-inline.c (expand_call_inline): Combine profile statuses.
23429 2017-06-30 Andrew Pinski <apinski@cavium.com>
23431 * tree-if-conv.c (predicate_scalar_phi): Update new_stmt if
23432 fold_stmt returned true.
23434 2017-06-30 Nathan Sidwell <nathan@acm.org>
23436 * ggc.h (empty_string): Delete.
23437 * cfgexpand.c (expand_asm_stmt): Use plain "".
23438 * optabs.c (expand_asm_memory_barrier): Likewise.
23439 * stringpool.c (empty_string): Delete.
23440 (digit_vector, digit_string): Delete.
23441 (ggc_alloc_string): Use plain "", don't optimize single digit
23442 strings. Use ggc_alloc_atomic.
23444 2017-06-30 Richard Earnshaw <rearnsha@arm.com>
23446 * rtlanal.c (insn_rtx_cost): If a parallel contains exactly one
23447 comparison set and one other set, use the cost of the non-comparison
23450 2017-06-30 Nathan Sidwell <nathan@acm.org>
23452 * ggc.h: Replace all 'static inline' with plain 'inline'. Fix
23455 2017-06-30 Peter Bergner <bergner@vnet.ibm.com>
23457 * tree-cfg.c (group_case_labels_stmt): Merge scanning and compressing
23458 loops. Remove now unneeded calls to gimple_switch_set_label() that
23459 just set removed labels to NULL_TREE.
23461 2017-06-30 Aldy Hernandez <aldyh@redhat.com>
23463 * tree-ssanames.c (set_range_info_raw): Abstract from ...
23464 (set_range_info): ...here. Only call set_range_info_raw if domain
23466 (set_nonzero_bits): Call set_range_info_raw.
23467 * tree-ssanames.h (set_range_info_raw): New.
23469 2017-06-30 Jakub Jelinek <jakub@redhat.com>
23472 * config/i386/sse.md (vec_extract_lo_<mode><mask_name>): For V8FI,
23473 V16FI and VI8F_256 iterators, use <store_mask_predicate> instead
23474 of nonimmediate_operand and <store_mask_constraint> instead of m
23475 for the input operand. For V8FI iterator, always split if input
23476 is a MEM. For V16FI and V8SF_256 iterators, don't test if both
23477 operands are MEM if <mask_applied>. For VI4F_256 iterator, use
23478 <store_mask_predicate> instead of register_operand and
23479 <store_mask_constraint> instead of v for the input operand. Make
23480 sure both operands aren't MEMs for if not <mask_applied>.
23482 2017-06-30 Sylvestre Ledru <sylvestre@debian.org>
23484 * lto-wrapper.c (copy_file) Close both file descriptors before
23487 2017-06-30 Martin Liska <mliska@suse.cz>
23490 * multiple_target.c (create_dispatcher_calls): Make ifunc
23491 also for function that don't have calls or are not referenced.
23493 2017-06-30 Richard Biener <rguenther@suse.de>
23495 * tree-vect-slp.c (vect_slp_analyze_node_operations): Only
23496 analyze the first scalar stmt. Move vector type computation
23497 for the BB case here from ...
23498 * tree-vect-stmts.c (vect_analyze_stmt): ... here. Guard
23499 live operation processing in the SLP case properly.
23501 2017-06-30 Richard Biener <rguenther@suse.de>
23503 * graph.c (draw_cfg_node_succ_edges): Fix broken dot syntax.
23505 2017-06-30 Martin Liska <mliska@suse.cz>
23508 * tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN
23509 before BUILT_IN_UNWIND_RESUME when ASAN is used.
23511 2017-06-30 Yvan Roux <yvan.roux@linaro.org>
23513 * doc/invoke.texi (AArch64): Add missing options and remove redundant
23516 2017-06-30 Richard Biener <rguenther@suse.de>
23518 PR tree-optimization/81249
23519 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
23520 condition reduction result to original scalar type.
23522 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23524 * profile-count.h (enum profile_quality): Fix typos and whitespace
23527 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23529 * config/s390/s390.c (s390_expand_setmem): Adjust to the new data
23530 type for branch probabilities.
23532 2017-06-29 Julian Brown <julian@codesourcery.com>
23533 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
23535 * config/aarch64/aarch64-fusion-pairs.def: Add ALU_BRANCH entry.
23536 * config/aarch64/aarch64.c (AARCH64_FUSE_ALU_BRANCH): New fusion type.
23537 (thunderx2t99_tunings): Set AARCH64_FUSE_ALU_BRANCH flag.
23538 (aarch_macro_fusion_pair_p): Add support for AARCH64_FUSE_ALU_BRANCH.
23540 2017-06-29 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
23542 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Push the
23543 check for CC usage into AARCH64_FUSE_CMP_BRANCH.
23544 * config/i386/i386.c (ix86_macro_fusion_pair_p): Push the check for
23545 CC usage from generic code to here.
23546 * sched-deps.c (sched_macro_fuse_insns): Move the condition for
23547 CC usage into the target macros.
23549 2017-06-29 Maya Rashish <coypu@sdf.org>
23551 * config/netbsd.h (NETBSD_LIB_SPEC): Add -lc when creating shared
23554 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23556 * arm/arm-builtins.c: Include profile-count.h
23557 * except.c (sjlj_emit_function_enter): Use
23558 profile_probability::unlikely.
23560 2017-06-29 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23562 * config/rs6000/rs6000.c (toc_relative_expr_p): Make tocrel_base
23563 and tocrel_offset be pointer args rather than implicitly using
23565 (legitimate_constant_pool_address_p, rs6000_emit_move,
23566 const_load_sequence_p, adjust_vperm): Add local tocrel_base and
23567 tocrel_offset and use in toc_relative_expr_p call.
23568 (print_operand, print_operand_address): Use static tocrel_base_oac
23569 and tocrel_offset_oac.
23570 (rs6000_output_addr_const_extra): Use static tocrel_base_oac and
23573 2017-06-29 Maya Rashish <coypu@sdf.org>
23575 * config/vax/builtins.md (ffssi2_internal): Correct constraint.
23577 2017-06-29 Eric Botcazou <ebotcazou@adacore.com>
23579 * expr.c (expand_expr) <normal_inner_ref>: When testing for unaligned
23580 objects, take into account only the alignment of 'op0' and 'mode1' if
23583 2017-06-29 Steve Ellcey <sellcey@cavium.com>
23585 * ccmp.c (ccmp_tree_comparison_p): New function.
23586 (ccmp_candidate_p): Update to use above function.
23587 (get_compare_parts): New function.
23588 (expand_ccmp_next): Update to use new functions.
23589 (expand_ccmp_expr_1): Take tree arg instead of gimple, update to use
23591 (expand_ccmp_expr): Pass tree instead of gimple to expand_ccmp_expr_1,
23592 take mode as argument.
23593 * ccmp.h (expand_ccmp_expr): Add mode as argument.
23594 * expr.c (expand_expr_real_1): Pass mode as argument.
23596 2017-06-29 Segher Boessenkool <segher@kernel.crashing.org>
23598 * combine.c (combine_instructions): Print insns to dump_file, together
23601 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23603 * asan.c (asan_emit_stack_protection): Update.
23604 (create_cond_insert_point): Update.
23605 * auto-profile.c (afdo_propagate_circuit): Update.
23606 * basic-block.h (struct edge_def): Turn probability to
23607 profile_probability.
23608 (EDGE_FREQUENCY): Update.
23609 * bb-reorder.c (find_traces_1_round): Update.
23610 (better_edge_p): Update.
23611 (sanitize_hot_paths): Update.
23612 * cfg.c (unchecked_make_edge): Initialize probability to uninitialized.
23613 (make_single_succ_edge): Update.
23614 (check_bb_profile): Update.
23615 (dump_edge_info): Update.
23616 (update_bb_profile_for_threading): Update.
23617 * cfganal.c (connect_infinite_loops_to_exit): Initialize new edge
23618 probabilitycount to 0.
23619 * cfgbuild.c (compute_outgoing_frequencies): Update.
23620 * cfgcleanup.c (try_forward_edges): Update.
23621 (outgoing_edges_match): Update.
23622 (try_crossjump_to_edge): Update.
23623 * cfgexpand.c (expand_gimple_cond): Update make_single_succ_edge.
23624 (expand_gimple_tailcall): Update.
23625 (construct_init_block): Use make_single_succ_edge.
23626 (construct_exit_block): Use make_single_succ_edge.
23627 * cfghooks.c (verify_flow_info): Update.
23628 (redirect_edge_succ_nodup): Update.
23629 (split_edge): Update.
23630 (account_profile_record): Update.
23631 * cfgloopanal.c (single_likely_exit): Update.
23632 * cfgloopmanip.c (scale_loop_profile): Update.
23633 (set_zero_probability): Remove.
23634 (duplicate_loop_to_header_edge): Update.
23635 * cfgloopmanip.h (loop_version): Update prototype.
23636 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
23637 (force_nonfallthru_and_redirect): Update.
23638 (update_br_prob_note): Update.
23639 (rtl_verify_edges): Update.
23640 (purge_dead_edges): Update.
23641 (rtl_lv_add_condition_to_bb): Update.
23642 * cgraph.c: (cgraph_edge::redirect_call_stmt_to_calle): Update.
23643 * cgraphunit.c (init_lowered_empty_function): Update.
23644 (cgraph_node::expand_thunk): Update.
23645 * cilk-common.c: Include profile-count.h
23646 * dojump.c (inv): Remove.
23647 (jumpifnot): Update.
23648 (jumpifnot_1): Update.
23649 (do_jump_1): Update.
23651 (do_jump_by_parts_greater_rtx): Update.
23652 (do_compare_rtx_and_jump): Update.
23653 * dojump.h (jumpifnot, jumpifnot_1, jumpif_1, jumpif, do_jump,
23654 do_jump_1. do_compare_rtx_and_jump): Update prototype.
23655 * dwarf2cfi.c: Include profile-count.h
23656 * except.c (dw2_build_landing_pads): Use make_single_succ_edge.
23657 (sjlj_emit_dispatch_table): Likewise.
23658 * explow.c: Include profile-count.h
23659 * expmed.c (emit_store_flag_force): Update.
23660 (do_cmp_and_jump): Update.
23661 * expr.c (compare_by_pieces_d::generate): Update.
23662 (compare_by_pieces_d::finish_mode): Update.
23663 (emit_block_move_via_loop): Update.
23664 (store_expr_with_bounds): Update.
23665 (store_constructor): Update.
23666 (expand_expr_real_2): Update.
23667 (expand_expr_real_1): Update.
23668 * expr.h (try_casesi, try_tablejump): Update prototypes.
23669 * gimple-pretty-print.c (dump_probability): Update.
23670 (dump_profile): New.
23671 (dump_gimple_label): Update.
23672 (dump_gimple_bb_header): Update.
23673 * graph.c (draw_cfg_node_succ_edges): Update.
23674 * hsa-gen.c (convert_switch_statements): Update.
23675 * ifcvt.c (cheap_bb_rtx_cost_p): Update.
23676 (find_if_case_1): Update.
23677 (find_if_case_2): Update.
23678 * internal-fn.c (expand_arith_overflow_result_store): Update.
23679 (expand_addsub_overflow): Update.
23680 (expand_neg_overflow): Update.
23681 (expand_mul_overflow): Update.
23682 (expand_vector_ubsan_overflow): Update.
23683 * ipa-cp.c (good_cloning_opportunity_p): Update.
23684 * ipa-split.c (split_function): Use make_single_succ_edge.
23685 * ipa-utils.c (ipa_merge_profiles): Update.
23686 * loop-doloop.c (add_test): Update.
23687 (doloop_modify): Update.
23688 * loop-unroll.c (compare_and_jump_seq): Update.
23689 (unroll_loop_runtime_iterations): Update.
23690 * lra-constraints.c (lra_inheritance): Update.
23691 * lto-streamer-in.c (input_cfg): Update.
23692 * lto-streamer-out.c (output_cfg): Update.
23693 * mcf.c (adjust_cfg_counts): Update.
23694 * modulo-sched.c (sms_schedule): Update.
23695 * omp-expand.c (expand_omp_for_init_counts): Update.
23696 (extract_omp_for_update_vars): Update.
23697 (expand_omp_ordered_sink): Update.
23698 (expand_omp_for_ordered_loops): Update.
23699 (expand_omp_for_generic): Update.
23700 (expand_omp_for_static_nochunk): Update.
23701 (expand_omp_for_static_chunk): Update.
23702 (expand_cilk_for): Update.
23703 (expand_omp_simd): Update.
23704 (expand_omp_taskloop_for_outer): Update.
23705 (expand_omp_taskloop_for_inner): Update.
23706 * omp-simd-clone.c (simd_clone_adjust): Update.
23707 * optabs.c (expand_doubleword_shift): Update.
23708 (expand_abs): Update.
23709 (emit_cmp_and_jump_insn_1): Update.
23710 (expand_compare_and_swap_loop): Update.
23711 * optabs.h (emit_cmp_and_jump_insns): Update prototype.
23712 * predict.c (predictable_edge_p): Update.
23713 (edge_probability_reliable_p): Update.
23714 (set_even_probabilities): Update.
23715 (combine_predictions_for_insn): Update.
23716 (combine_predictions_for_bb): Update.
23717 (propagate_freq): Update.
23718 (estimate_bb_frequencies): Update.
23719 (force_edge_cold): Update.
23720 * profile-count.c (profile_count::dump): Add missing space into dump.
23721 (profile_count::debug): Add newline.
23722 (profile_count::differs_from_p): Explicitly convert to unsigned.
23723 (profile_count::stream_in): Update.
23724 (profile_probability::dump): New member function.
23725 (profile_probability::debug): New member function.
23726 (profile_probability::differs_from_p): New member function.
23727 (profile_probability::differs_lot_from_p): New member function.
23728 (profile_probability::stream_in): New member function.
23729 (profile_probability::stream_out): New member function.
23730 * profile-count.h (profile_count_quality): Rename to ...
23731 (profile_quality): ... this one.
23732 (profile_probability): New.
23733 (profile_count): Update.
23734 * profile.c (compute_branch_probabilities): Update.
23735 * recog.c (peep2_attempt): Update.
23736 * sched-ebb.c (schedule_ebbs): Update.
23737 * sched-rgn.c (find_single_block_region): Update.
23738 (compute_dom_prob_ps): Update.
23739 (schedule_region): Update.
23740 * sel-sched-ir.c (compute_succs_info): Update.
23741 * stmt.c (struct case_node): Update.
23742 (do_jump_if_equal): Update.
23743 (get_outgoing_edge_probs): Update.
23744 (conditional_probability): Update.
23745 (emit_case_dispatch_table): Update.
23746 (expand_case): Update.
23747 (expand_sjlj_dispatch_table): Update.
23748 (emit_case_nodes): Update.
23749 * targhooks.c: Update.
23750 * tracer.c (better_p): Update.
23751 (find_best_successor): Update.
23752 * trans-mem.c (expand_transaction): Update.
23753 * tree-call-cdce.c: Update.
23754 * tree-cfg.c (gimple_split_edge): Upate.
23755 (move_sese_region_to_fn): Upate.
23756 * tree-cfgcleanup.c (cleanup_control_expr_graph): Upate.
23757 * tree-eh.c (lower_resx): Upate.
23758 (cleanup_empty_eh_move_lp): Upate.
23759 * tree-if-conv.c (version_loop_for_if_conversion): Update.
23760 * tree-inline.c (copy_edges_for_bb): Update.
23761 (copy_cfg_body): Update.
23762 * tree-parloops.c (gen_parallel_loop): Update.
23763 * tree-profile.c (gimple_gen_ic_func_profiler): Update.
23764 (gimple_gen_time_profiler): Update.
23765 * tree-ssa-dce.c (remove_dead_stmt): Update.
23766 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
23767 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
23768 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
23769 (unloop_loops): Update.
23770 (try_peel_loop): Update.
23771 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
23772 * tree-ssa-loop-split.c (connect_loops): Update.
23773 (split_loop): Update.
23774 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
23775 (hoist_guard): Update.
23776 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
23777 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
23778 (value_replacement): Update.
23779 * tree-ssa-reassoc.c (branch_fixup): Update.
23780 * tree-ssa-tail-merge.c (replace_block_by): Update.
23781 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
23782 (create_edge_and_update_destination_phis): Update.
23783 (compute_path_counts): Update.
23784 (recompute_probabilities): Update.
23785 (update_joiner_offpath_counts): Update.
23786 (freqs_to_counts_path): Update.
23787 (duplicate_thread_path): Update.
23788 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
23789 (struct switch_conv_info): Update.
23790 (gen_inbound_check): Update.
23791 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
23792 (vect_do_peeling): Update.
23793 (vect_loop_versioning): Update.
23794 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
23795 (optimize_mask_stores): Update.
23796 * ubsan.c (ubsan_expand_null_ifn): Update.
23797 * value-prof.c (gimple_divmod_fixed_value): Update.
23798 (gimple_divmod_fixed_value_transform): Update.
23799 (gimple_mod_pow2): Update.
23800 (gimple_mod_pow2_value_transform): Update.
23801 (gimple_mod_subtract): Update.
23802 (gimple_mod_subtract_transform): Update.
23803 (gimple_ic): Update.
23804 (gimple_stringop_fixed_value): Update.
23805 (gimple_stringops_transform): Update.
23806 * value-prof.h: Update.
23808 2017-06-29 Carl Love <cel@us.ibm.com>
23810 * config/rs6000/rs6000-c.c: Add support for built-in functions
23811 vector signed int vec_signed (vector float);
23812 vector signed long long vec_signed (vector double);
23813 vector signed int vec_signed2 (vector double, vector double);
23814 vector signed int vec_signede (vector double);
23815 vector signed int vec_signedo (vector double);
23816 * config/rs6000/rs6000.c (rs6000_generate_vsigned2_code): Add
23817 instruction generator.
23818 * config/rs6000/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
23819 UNSPEC_VSX_VSIGNED2): Add UNSPECS.
23820 (vsx_xvcvspsxws, vsx_xvcvdpuxds_scale, vsx_xvcvspuxws, vsigned2_v2df):
23822 (vsignedo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df,
23823 vunsignede_v2df): Add define_expands.
23824 * config/rs6000/rs6000-builtin.def (VEC_SIGNED, VEC_UNSIGNED,
23825 VEC_SIGNED2, VEC_UNSIGNED2, VEC_SIGNEDE, VEC_UNSIGNEDE, VEC_SIGNEDO,
23826 VEC_UNSIGNEDO): Add definitions.
23827 * config/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
23828 UNSPEC_VSX_VSIGNED2): Add UNSPECs.
23829 (vsx_xvcvspsxws, vsx_xvcvspuxws): Add define_insn.
23830 (vsigned2_v2df, vsigendo_v2df, vsignede_v2df,
23831 vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands.
23832 * config/rs6000/altivec.h (vec_signed, vec_signed2,
23833 vec_signede and vec_signedo, vec_unsigned, vec_unsigned2,
23834 vec_unsignede, vec_unsignedo): Add builtin defines.
23835 * config/rs6000-protos.h (rs6000_generate_vsigned2_code): Add extern
23837 * doc/extend.texi: Update the built-in documentation file for the
23838 new built-in functions.
23840 2017-06-29 Richard Biener <rguenther@suse.de>
23842 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add
23843 reduction chains to LOOP_VINFO_REDUCTIONS.
23844 * tree-vect-slp.c (vect_analyze_slp): Continue looking for
23845 SLP reductions after processing reduction chains.
23847 2017-06-29 Nathan Sidwell <nathan@acm.org>
23849 * builtins.c (fold_builtin_FUNCTION): Use
23850 lang_hooks.decl_printable_name.
23852 2017-06-29 Peter Bergner <bergner@vnet.ibm.com>
23854 PR middle-end/81194
23855 * cfgexpand.c (expand_gimple_stmt_1): Handle switch statements
23856 with only one label.
23857 * stmt.c (expand_case): Assert NCASES is greater than one.
23859 2017-06-29 Richard Biener <rguenther@suse.de>
23861 * tree-cfg.c (group_case_labels_stmt): Return whether we changed
23863 (group_case_labels): Likewise.
23864 (find_taken_edge): Push sanity checking on val to workers...
23865 (find_taken_edge_cond_expr): ... here
23866 (find_taken_edge_switch_expr): ... and here, handle cases
23867 with just a default label.
23868 * tree-cfg.h (group_case_labels_stmt): Adjust prototype.
23869 (group_case_labels): Likewise.
23870 * tree-cfgcleanup.c (execute_cleanup_cfg_post_optimizing): When
23871 group_case_labels does anything cleanup the CFG again.
23873 2017-06-29 Bin Cheng <bin.cheng@arm.com>
23875 PR tree-optimization/81196
23876 * tree-ssa-loop-niter.c (number_of_iterations_cond): Handle loop
23877 exit condition comparing two IVs.
23879 2017-06-29 Richard Earnshaw <rearnsha@arm.com>
23881 * config/arm/parsecpu.awk (gen_comm_data): Add initializer for
23882 profile to the dummy entry at the end of the list of architectures.
23883 * config/arm/arm-cpu-cdata.h: Regenerated.
23885 2017-06-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23886 Michael Collison <michael.collison@arm.com>
23889 * config/aarch64/aarch64.md (*aarch64_<optab>_reg_<mode>3_mask1):
23891 (*aarch64_reg_<mode>3_neg_mask2): New pattern.
23892 (*aarch64_reg_<mode>3_minus_mask): New pattern.
23893 (*aarch64_<optab>_reg_di3_mask2): New pattern.
23894 * config/aarch64/aarch64.c (aarch64_rtx_costs): Account for cost
23895 of shift when the shift amount is masked with constant equal to
23896 the size of the mode.
23897 * config/aarch64/predicates.md (subreg_lowpart_operator): New
23900 2017-06-29 Martin Liska <mliska@suse.cz>
23902 * config/i386/i386.opt: Change range from [1,5] to [0,5].
23904 2017-06-29 Yury Gribov <tetra2005@gmail.com>
23907 * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
23910 (edge_growth_cache_entry::edge_growth_cache_entry): New
23912 (reset_edge_growth_cache): Update to use constructor.
23914 2017-06-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23916 * config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New.
23917 (DATA_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
23918 (LOCAL_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
23920 2017-06-28 Sebastian Peryt <sebastian.peryt@intel.com>
23922 * config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64)
23923 (_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics.
23925 2017-06-28 Szabolcs Nagy <szabolcs.nagy@arm.com>
23927 * config.gcc (*-linux-musl*): Add t-musl tmake_file.
23928 (*-linux-uclibc*): Add t-uclibc tmake_file.
23929 * config/t-musl: New.
23930 * config/t-uclibc: New.
23932 2017-06-28 Richard Earnshaw <rearnsha@arm.com>
23934 * config/arm/parsecpu.awk (profile): Parse new keyword in an arch
23936 (gen_comm_data): Emit architectural setting of arch_prof.
23937 * config/arm/arm-cpus.in (armv6-m, armv6s-m, armv7-a, armv7ve): Set the
23939 (armv7-r, armv7-m, armv7e-m, armv8-a, armv8.1-a, armv8.2-a): Likewise.
23940 (armv8-m.base, armv8-m.main): Likewise.
23941 * arm-protos.h (arm_build_target): Add profile field.
23942 (arch_option): Likewise.
23943 * config/arm/arm.c (arm_configure_build_target): Copy the profile to
23945 * config/arm/arm.h (TARGET_ARM_ARCH_PROFILE): Use
23946 arm_active_target.profile.
23948 2017-06-28 Richard Biener <rguenther@suse.de>
23950 PR middle-end/81227
23951 * fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not
23952 TYPE_OVERFLOW_WRAPS.
23953 * match.pd (negate_expr_p): Likewise.
23954 * tree-ssa-reassoc.c (optimize_range_tests_diff): Use
23955 fold_build2, not fold_binary.
23957 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
23959 * config/aarch64/aarch64 (aarch64_expand_mov_immediate):
23960 Convert memory address to Pmode.
23961 (aarch64_print_operand): Assert MEM operands are always Pmode.
23963 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
23966 * config/arm/aarch-common.c (arm_no_early_alu_shift_dep):
23967 Remove redundant if.
23968 (aarch_forward_to_shift_is_not_shifted_reg): Remove.
23969 * config/arm/aarch-common-protos.h
23970 (aarch_forward_to_shift_is_not_shifted_re): Remove.
23971 * config/arm/cortex-a53.md: Use arm_no_early_alu_shift_dep in bypass.
23973 2017-06-28 Michael Meissner <meissner@linux.vnet.ibm.com>
23976 * multiple_target.c (create_dispatcher_calls): Set the default
23977 clone to be static, not public.
23979 2017-06-28 Richard Biener <rguenther@suse.de>
23981 * tree-vect-loop.c (vectorizable_reduction): Move special
23982 cond reduction IV var creation ...
23983 (vect_create_epilog_for_reduction): ... here. Remove induction_index
23984 parameter. Use STMT_VINFO_VECTYPE.
23985 * tree-vect-slp.c (vect_get_constant_vectors): Properly reset
23988 2017-06-28 Martin Liska <mliska@suse.cz>
23991 * ipa-visibility.c (non_local_p): Handle visibility.
23993 2017-06-28 Martin Liska <mliska@suse.cz>
23996 * common.opt: Add IntegerRange to various options.
23997 * opt-functions.awk (integer_range_info): New function.
23998 * optc-gen.awk: Add integer_range_info to cl_options struct.
23999 * opts-common.c (decode_cmdline_option): Handle
24000 CL_ERR_INT_RANGE_ARG.
24001 (cmdline_handle_error): Likewise.
24002 * opts.c (print_filtered_help): Show valid interval in
24003 when --help is provided.
24004 * opts.h (struct cl_option): Add range_min and range_max fields.
24005 * config/i386/i386.opt: Add IntegerRange for -mbranch-cost.
24007 2017-06-28 Marc Glisse <marc.glisse@inria.fr>
24009 * match.pd ((X & ~Y) | (~X & Y)): Generalize to + and ^.
24010 (x * C EQ/NE y * C): New transformation.
24012 2017-06-28 Christophe Lyon <christophe.lyon@linaro.org>
24014 * genmultilib (combination_space): Accept '+' in option names.
24016 2017-06-28 Martin Liska <mliska@suse.cz>
24019 * asan.c (instrument_derefs): Bail out inner references
24020 that are hard register variables.
24022 2017-06-28 Jakub Jelinek <jakub@redhat.com>
24025 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin
24026 rather than def_builtin_pure for __builtin_ia32_gatherpf*.
24028 2017-06-28 Richard Biener <rguenther@suse.de>
24030 * tree-vectorizer.h (vect_get_vec_defs): Remove.
24031 (vect_get_slp_defs): Adjust.
24032 * tree-vect-loop.c (get_initial_defs_for_reduction): Split
24034 * tree-vect-slp.c (vect_get_constant_vectors): ... here and
24036 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
24037 get_initial_defs_for_reduction instead of vect_get_vec_defs.
24038 (vectorizable_reduction): Adjust.
24039 * tree-vect-slp.c (vect_get_constant_vectors): Remove reduction
24041 (vect_get_slp_defs): Likewise.
24042 * tree-vect-stmts.c (vect_get_vec_defs): Make static and adjust.
24043 (vectorizable_bswap): Adjust.
24044 (vectorizable_call): Likewise.
24045 (vectorizable_conversion): Likewise.
24046 (vectorizable_assignment): Likewise.
24047 (vectorizable_shift): Likewise.
24048 (vectorizable_operation): Likewise.
24049 (vectorizable_store): Likewise.
24050 (vectorizable_condition): Likewise.
24051 (vectorizable_comparison): Likewise.
24053 2017-06-28 Michael Collison <michael.collison@arm.com>
24056 * config/arm/arm.c (gen_ldm_seq): Remove last unnecessary
24058 (arm_gen_movmemqi): Removed unused variable 'i'.
24059 Convert 'for' loop into 'while' loop.
24060 (arm_expand_prologue): Remove last unnecessary set of insn.
24061 (thumb_pop): Remove unused variable 'pushed_words'.
24062 (thumb_exit): Remove last unnecessary set of regs_to_pop.
24064 2017-06-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24066 * config/s390/predicates.md: Use s390_rel_address_ok_p.
24067 * config/s390/s390-protos.h: Add prototype of
24068 s390_rel_address_ok_p.
24069 * config/s390/s390.c (s390_got_symbol): New function.
24070 (s390_rel_address_ok_p): New function.
24071 (legitimize_pic_address): Use s390_rel_address_ok_p.
24072 (s390_load_got): Use s390_got_symbol.
24073 (s390_option_override): Issue error if
24074 -mno-pic-data-is-text-relative is used without -fpic/-fPIC.
24075 * config/s390/s390.h (TARGET_DEFAULT_PIC_DATA_IS_TEXT_RELATIVE):
24077 * config/s390/s390.opt: New option mpic-data-is-text-relative.
24079 2017-06-27 Andrew Pinski <apinski@cavium.com>
24081 * match.pd (X >/>=/</<= 0 ? 1.0 : -1.0): New patterns.
24082 (X * copysign (1.0, X)): New pattern.
24083 (X * copysign (1.0, -X)): New pattern.
24084 (copysign (-1.0, CST)): New pattern.
24086 2017-06-27 Joseph Myers <joseph@codesourcery.com>
24088 * genmultilib (combination_space): Remove variable.
24089 Validate reuse rules against regular expression for any sequence
24090 of multilib options in any order.
24092 2017-06-27 Michael Collison <michael.collison@arm.com>
24094 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Directly
24095 call aarch64_split_simd_combine.
24096 * (aarch64_combine_internal<mode>): Delete pattern.
24097 * config/aarch64/aarch64.c (aarch64_split_simd_combine):
24098 Allow register and subreg operands.
24100 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24102 * config/i386/vxworks.h (ASM_SPEC): Remove definition. No target
24103 specific need, just fallback on defaults.
24104 (ASM_OUTPUT_ALIGNED_BSS): Add #undef before #define.
24106 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24107 Olivier Hainque <hainque@adacore.com>
24109 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Pick distinct
24111 (TARGET_OS_CPP_BUILTINS): builtin_define CPU to X86_64 for 64bit
24112 targets. Pick a default if no particular attempt applied.
24113 (STACK_CHECK_PROTECT): Double for 64bit targets, which have
24116 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24118 * config.gcc (i*86-wrs-vxworks7): Handle new acceptable triplet.
24119 (x86_64-wrs-vxworks7): Likewise.
24121 2017-06-27 Marek Polacek <polacek@redhat.com>
24124 * ubsan.c (instrument_null): Check get_base_address's result for null.
24126 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
24128 * match.pd ((A+-B)+(C-A), (A+B)-(A-C)): New transformations.
24130 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
24132 * builtin-types.def (BT_FENV_T_PTR, BT_CONST_FENV_T_PTR,
24133 BT_FEXCEPT_T_PTR, BT_CONST_FEXCEPT_T_PTR): New primitive types.
24134 (BT_FN_INT_FENV_T_PTR, BT_FN_INT_CONST_FENV_T_PTR,
24135 BT_FN_INT_FEXCEPT_T_PTR_INT, BT_FN_INT_CONST_FEXCEPT_T_PTR_INT):
24136 New function types.
24137 * builtins.def (BUILT_IN_FECLEAREXCEPT, BUILT_IN_FEGETENV,
24138 BUILT_IN_FEGETEXCEPTFLAG, BUILT_IN_FEGETROUND,
24139 BUILT_IN_FEHOLDEXCEPT, BUILT_IN_FERAISEEXCEPT,
24140 BUILT_IN_FESETENV, BUILT_IN_FESETEXCEPTFLAG,
24141 BUILT_IN_FESETROUND, BUILT_IN_FETESTEXCEPT,
24142 BUILT_IN_FEUPDATEENV): New builtins.
24143 * tree-core.h (TI_FENV_T_PTR_TYPE, TI_CONST_FENV_T_PTR_TYPE,
24144 TI_FEXCEPT_T_PTR_TYPE, TI_CONST_FEXCEPT_T_PTR_TYPE): New entries.
24145 * tree.h (fenv_t_ptr_type_node, const_fenv_t_ptr_type_node,
24146 fexcept_t_ptr_type_node, const_fexcept_t_ptr_type_node): New
24148 (builtin_structptr_types): Adjust size.
24149 * tree.c (builtin_structptr_types): Add four entries.
24151 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24152 Olivier Hainque <hainque@adacore.com>
24154 * config/vxworks.h (VXWORKS_LIB_SPEC): Incorporate ...
24155 (TLS_SYM): New local macro, forcing reference to __tls__ on
24156 link command lines for VxWorks 7 RTPs, triggering initialization
24158 (VXWORKS_HAVE_TLS): New macro. State whether the target VxWorks
24159 OS features TLS support, true for RTPs on VxWorks 7.
24160 * config/vxworks.c (vxworks_override_options): Setup emutls
24163 2017-06-27 Jakub Jelinek <jakub@redhat.com>
24165 * predict.c (test_prediction_value_range): Use -1U instead of -1
24166 to avoid narrowing conversion warning.
24167 * dumpfile.c (dump_options): Wrap all value into dump_flags_t cast
24168 to avoid narrowing conversion warning.
24169 * opt-functions.awk (var_ref): Return (unsigned short) -1 instead of
24171 * optc-gen.awk (END): Expect (unsigned short) -1 instead of -1.
24173 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24175 * config/vxworks.h (VXWORKS_LIBS_RTP): Alternative definition for
24176 64bit configurations.
24177 (PTR_DIFF_TYPE): Alternative definition for TARGET_LP64.
24178 (SIZE_TYPE): Likewise.
24179 * config/vxworks.c (vxworks_emutls_var_fields): Use
24180 long_unsigned_type_node instead of unsigned_type_node as the offset
24181 field type, which is "pointer" mode in emutls.c.
24183 2017-06-27 Jakub Jelinek <jakub@redhat.com>
24186 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
24188 PR middle-end/81207
24189 * gimple-fold.c (replace_call_with_call_and_fold): Handle
24190 gimple_vuse copying separately from gimple_vdef copying.
24192 2017-06-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24194 * value-prof.c (free_hist): Remove call to memset and the enclosing if
24197 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
24198 Olivier Hainque <hainque@adacore.com>
24200 * config.gcc (*-*-vxworks*): Add TARGET_VXWORKS7=1 to tm_defines
24201 for all vxworks7 targets.
24202 * config/vxworks.h (TARGET_VXWORKS7): If not defined, define to 0.
24203 (VXWORKS_ADDITIONAL_CPP_SPEC): Alternative definition for VXWORKS7.
24204 (VXWORKS_LIBS_RTP, VXWORKS_LIBS_RTP_DIR): New macros, allowing
24205 variations for VX6/VX7 and 32/64bits later on in ...
24206 (VXWORKS_LIB_SPEC): Leverage new macros.
24207 (VXWORKS_OS_CPP_BUILTINS): Define _VSB_CONFIG_FILE for VXWORKS7,
24208 as well as _ALLOW_KEYWORD_MACROS when "inline" is not a keyword.
24210 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
24212 * config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): builtin_define
24213 _VX_TOOL_FAMILY and _VX_TOOL to gnu.
24215 2017-06-26 Carl Love <cel@us.ibm.com>
24217 * config/rs6000/rs6000-c.c: Add support for built-in functions
24218 vector bool char vec_reve (vector bool char);
24219 vector signed char vec_reve (vector signed char);
24220 vector unsigned char vec_reve (vector unsigned char);
24221 vector bool int vec_reve (vector bool int);
24222 vector signed int vec_reve (vector signed int);
24223 vector unsigned int vec_reve (vector unsigned int);
24224 vector bool long long vec_reve (vector bool long long);
24225 vector signed long long vec_reve (vector signed long long);
24226 vector unsigned long long vec_reve (vector unsigned long long);
24227 vector bool short vec_reve (vector bool short);
24228 vector signed short vec_reve (vector signed short);
24229 vector double vec_reve (vector double);
24230 vector float vec_reve (vector float);
24231 * config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI,
24232 VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin.
24233 * config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC.
24234 (altivec_vreve): New pattern.
24235 * config/rs6000/altivec.h (vec_reve): New define.
24236 * doc/extend.texi (vec_rev): Update the built-in documentation file
24237 for the new built-in functions.
24239 2016-06-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24241 PR tree-optimization/71815
24242 * gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New
24244 (find_basis_for_candidate): Call uses_consumed_by_stmt rather than
24246 (slsr_process_phi): Likewise.
24247 (replace_uncond_cands_and_profitable_phis): Don't replace a
24248 multiply candidate with a stride of 1 (copy or cast).
24249 (phi_incr_cost): Call uses_consumed_by_stmt rather than
24251 (lowest_cost_path): Likewise.
24252 (total_savings): Likewise.
24254 2017-06-26 Richard Biener <rguenther@suse.de>
24257 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
24258 Use def_builtin_pure for all gather builtins.
24260 2017-06-26 Richard Biener <rguenther@suse.de>
24262 PR tree-optimization/81203
24263 * tree-tailcall.c (find_tail_calls): Do not move stmts into
24264 non-dominating BBs.
24266 2017-06-26 Marek Polacek <polacek@redhat.com>
24269 * doc/invoke.texi: Document -Wmultistatement-macros.
24271 2017-06-26 Christophe Lyon <christophe.lyon@linaro.org>
24273 * doc/sourcebuild.texi (ARM-specific attributes): Document new
24274 arm_neon_ok_no_float_abi effective target.
24276 2017-06-26 Richard Biener <rguenther@suse.de>
24278 PR tree-optimization/80928
24279 * cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag.
24280 (copy_bbs): Set BB_DUPLICATED flag early.
24281 (execute_on_growing_pred): Do not execute for BB_DUPLICATED
24283 (execute_on_shrinking_pred): Likewise.
24284 * tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in
24285 BB_DUPLICATED blocks.
24286 * tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly
24287 iterate over all PHIs considering removal of *gsi.
24289 2017-06-23 Jim Wilson <jim.wilson@linaro.org>
24291 * doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and
24294 2017-06-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24296 * config/rs6000/rs6000-string.c: (expand_block_clear,
24297 do_load_for_compare, select_block_compare_mode,
24298 compute_current_alignment, expand_block_compare,
24299 expand_strncmp_align_check, expand_strn_compare,
24300 expand_block_move, rs6000_output_load_multiple)
24301 Move functions related to string/block move/compare
24302 to a separate file.
24303 * config/rs6000/rs6000.c: Move above functions to rs6000-string.c.
24304 * config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype
24305 for this function which is now used in two files.
24306 * config/rs6000/t-rs6000: Add rule to compile rs6000-string.o.
24307 * config.gcc: Add rs6000-string.o to extra_objs for
24308 targets powerpc*-*-* and rs6000*-*-*.
24310 2017-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
24313 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
24314 32-bit, since indexed is not valid for DImode.
24315 (mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
24316 3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
24317 (define_peephole2 for Altivec d-form load): Add 32-bit support.
24318 (define_peephole2 for Altivec d-form store): Likewise.
24321 * multiple_target.c (create_dispatcher_calls): Only create the
24322 dispatcher call if the function is the default clone of a
24323 versioned function.
24325 2017-06-23 Segher Boessenkool <segher@kernel.crashing.org>
24327 PR middle-end/80902
24328 * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
24329 a call, force the call to not be a tail call.
24331 2017-06-23 Jeff Law <law@redhat.com>
24333 * doc/contrib.texi: Add entry for Steven Pemberton's work on
24336 2017-06-23 Will Schmidt <will_schmidt@vnet.ibm.com>
24338 * config/rs6000/rs6000.c: Add include of ssa-propagate.h for
24339 update_call_from_tree(). (rs6000_gimple_fold_builtin): Add
24340 handling for early expansion of vector shifts (sl,sr,sra,rl).
24341 (builtin_function_type): Add vector shift right instructions
24342 to the unsigned argument list.
24344 2017-06-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
24346 rtl-optimizatoin/79286
24347 * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
24348 * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
24349 trap. PIC register plus a const unspec without offset can never trap.
24351 2017-06-23 Marc Glisse <marc.glisse@inria.fr>
24353 * tree.h (builtin_structptr_type): New type.
24354 (builtin_structptr_types): Declare new array.
24355 * tree.c (builtin_structptr_types): New array.
24356 (free_lang_data, build_common_tree_nodes): Use it.
24358 2017-06-23 Jonathan Wakely <jwakely@redhat.com>
24361 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
24364 2017-06-22 Matt Turner <mattst88@gmail.com>
24366 * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
24367 Lake models to skylake case. Assume skylake for unknown
24368 models with clflushopt.
24370 2017-06-22 Jeff Law <law@redhat.com>
24372 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
24373 frame sizes that do not satisfy aarch64_uimm12_shift.
24375 2017-06-22 Jan Hubicka <hubicka@ucw.cz>
24377 * profile-count.h (apply_probability,
24378 apply_scale, probability_in): Fix checks for zero.
24380 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24382 * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
24383 * doc/cppdiropts.texi (-I @var{dir}): Document it.
24385 2016-06-22 Richard Biener <rguenther@suse.de>
24387 * tree-vect-loop.c (vect_model_reduction_cost): Handle
24388 COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
24389 REDUC_MAX_EXPR support.
24390 (vectorizable_reduction): Likewise.
24391 (vect_create_epilog_for_reduction): Likewise.
24393 2017-06-22 James Greenhalgh <james.greenhalgh@arm.com>
24395 * match.pd (A / (1 << B) -> A >> B): New.
24396 * generic-match-head.c: Include optabs-tree.h.
24397 * gimple-match-head.c: Likewise.
24398 * optabs-tree.h (target_supports_op_p): New.
24399 * optabs-tree.c (target_supports_op_p): New.
24401 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24403 * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
24404 $gcc_cv_ld --help output.
24405 (gcc_cv_ld_demangle): Likewise.
24406 (gcc_cv_ld_eh_frame_hdr): Likewise.
24407 (gcc_cv_ld_pie): Likewise.
24408 (gcc_cv_ld_as_needed): Likewise. Prefer native forms unless $gnu_ld.
24409 (gcc_cv_ld_buildid): Likewise.
24410 (gcc_cv_ld_sysroot): Likewise.
24411 (ld_bndplt_support): Likewise.
24412 (ld_pushpopstate_support): Likewise.
24413 * configure: Regenerate.
24414 * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.
24416 2017-06-21 Jakub Jelinek <jakub@redhat.com>
24419 * config/i386/sse.md (round<mode>2): Renumber match_dup and
24420 operands indexes to avoid gap between operands and match_dups.
24422 2017-06-21 Andrew Pinski <apinski@cavium.com>
24424 * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
24425 Increment Arith_shift and Arith_shift_reg by 1.
24426 * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
24428 * config/aarch64/aarch64.c (thunderx_tunings): Enable
24429 AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
24430 (aarch64_strip_extend): Add new argument and test for it.
24431 (aarch64_cheap_mult_shift_p): New function.
24432 (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
24433 add a cost if it is true.
24434 Update calls to aarch64_strip_extend.
24435 (aarch64_rtx_costs): Update calls to aarch64_strip_extend.
24437 2017-06-21 Andrew Pinski <apinski@cavium.com>
24439 * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
24441 (thunderxt88): Likewise.
24442 * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
24443 (thunderx_prefetch_tune): New variable.
24444 (thunderx2t99_prefetch_tune): Update for the correct values.
24445 (thunderxt88_tunings): New variable.
24446 (thunderx_tunings): Use thunderx_prefetch_tune instead of
24447 generic_prefetch_tune.
24448 (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.
24450 2017-06-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24452 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
24453 SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
24454 (aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
24455 (aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
24456 (aarch64_atomic_cas<mode>, GPI): Likewise.
24458 2017-06-21 Martin Liska <mliska@suse.cz>
24460 * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
24461 statements on cold and hot labels.
24462 * predict.c (tree_estimate_probability_bb): Remove the
24463 prediction from this place.
24465 2017-06-21 Martin Liska <mliska@suse.cz>
24467 PR tree-optimization/79489
24468 * gimplify.c (maybe_add_early_return_predict_stmt): New
24470 (gimplify_return_expr): Call the function.
24471 * predict.c (tree_estimate_probability_bb): Remove handling
24473 * predict.def: Update comment about early return predictor.
24474 * gimple-predict.h (is_gimple_predict): New function.
24475 * predict.def: Change default value of early return to 66.
24476 * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
24478 * passes.def: Put pass_strip_predict_hints to the beginning of
24481 2017-06-21 Pierre-Marie de Rodat <derodat@adacore.com>
24483 * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
24484 FUNCTION_DECL declarations.
24485 (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
24487 (dwaf2out_decl): Likewise.
24488 * godump.c (go_early_global_decl): Skip call to the real debug hook
24489 for FUNCTION_DECL declarations.
24490 * passes.c (rest_of_decl_compilation): Skip call to the
24491 early_global_decl debug hook for FUNCTION_DECL declarations, unless
24492 -fdump-go-spec is passed.
24494 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
24496 * config/i386/i386.c (struct builtin_isa): New field pure_p.
24497 Reorder for compactness.
24498 (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
24499 (def_builtin_pure, def_builtin_pure2): New functions.
24500 (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
24502 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
24504 * match.pd (nop_convert): New predicate.
24505 ((A +- CST1) +- CST2): Allow some NOP conversions.
24507 2017-06-21 Jakub Jelinek <jakub@redhat.com>
24510 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
24511 with ctors/dtors if GOVD_SHARED is set.
24513 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
24515 * config/aarch64/aarch64.md (movti_aarch64):
24516 Emit mov rather than orr.
24517 (movtf_aarch64): Likewise.
24518 * config/aarch64/aarch64-simd.md (aarch64_simd_mov):
24519 Emit mov rather than orr.
24521 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
24523 * config/aarch64/aarch64-simd.md (aarch64_simd_dup):
24524 Swap alternatives, make integer dup more expensive.
24526 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
24528 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
24529 Return true for non-tls symbols.
24531 2017-06-21 James Greenhalgh <james.greenhalgh@arm.com>
24533 * config/aarch64/aarch64-cores.def (cortex-a55): New.
24534 (cortex-a75): Likewise.
24535 (cortex-a75.cortex-a55): Likewise.
24536 * config/aarch64/aarch64-tune.md: Regenerate.
24537 * doc/invoke.texi (-mtune): Document new values for -mtune.
24539 2017-06-21 Tom de Vries <tom@codesourcery.com>
24541 * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
24542 stack_size feature.
24543 (Effective-Target Keywords, Other attributes): Suggest using
24544 dg-add-options stack_size feature to get stack limit in stack_size
24545 effective target documentation.
24547 2017-06-21 Julian Brown <julian@codesourcery.com>
24548 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
24550 * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
24551 (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
24552 * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
24554 * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
24555 attribute type list for neon_multiply.
24556 * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
24557 attribute type list for neon_multiply.
24558 * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
24559 * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
24560 attribute type list for neon_multiply.
24561 * config/arm/types.md (crypto_pmull): Add.
24562 * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
24563 attribute type list.
24565 2017-06-20 Andreas Tobler <andreast@gcc.gnu.org>
24567 * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
24570 2017-06-20 Jakub Jelinek <jakub@redhat.com>
24572 * ira-costs.c (find_costs_and_classes): Initialize cost_classes later
24573 to make sure not to dereference a NULL cost_classes_ptr pointer.
24575 2017-06-20 Carl Love <cel@us.ibm.com>
24577 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24578 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
24579 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
24580 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
24581 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
24582 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
24583 VMULOSW): New enum "unspec" values.
24584 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
24585 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
24586 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
24587 altivec_vmulosw): New patterns.
24588 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
24589 VMULOSW): Add definitions.
24591 2017-06-20 Julia Koval <julia.koval@intel.com>
24593 * config/i386/i386.c: Fix rounding expand for new pattern.
24594 * config/i386/subst.md: Fix pattern (parallel -> unspec).
24596 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
24598 * config/aarch64/aarch64-option-extensions.def (rcpc): New.
24599 * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
24601 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
24603 * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
24606 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
24608 * config/aarch64/aarch64-cores.def: Rearrange to sort by
24609 architecture, then by implementer ID.
24610 * config/aarch64/aarch64-tune.md: Regenerate.
24612 2017-06-20 Richard Biener <rguenther@suse.de>
24614 PR middle-end/81097
24615 * fold-const.c (split_tree): Fold to type before negating.
24617 2017-06-20 David Malcolm <dmalcolm@redhat.com>
24619 * diagnostic-show-locus.c
24620 (selftest::test_fixit_deletion_affecting_newline): New function.
24621 (selftest::diagnostic_show_locus_c_tests): Call it.
24623 2017-06-20 Andreas Schwab <schwab@suse.de>
24626 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
24629 2017-06-20 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
24631 * config/arm/arm-c.c (arm_cpu_builtins): New block to define
24632 __ARM_FEATURE_COPROC according to support.
24634 2017-06-20 Jakub Jelinek <jakub@redhat.com>
24636 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
24637 Rewritten to avoid overflow for > 32-bit pointers.
24640 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
24641 by removing enum keyword.
24642 (ubsan_type_descriptor): Likewise. Formatting fix.
24645 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
24646 splitter): Require TARGET_SSE2 in the condition.
24648 2017-06-20 Michael Meissner <meissner@linux.vnet.ibm.com>
24651 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
24652 for doing vector set of SFmode on ISA 3.0.
24653 * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
24654 (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
24656 (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
24657 SFmode value into a V4SF variable that was extracted from another
24658 V4SF variable without converting the element to double precision
24659 and back to single precision vector format.
24660 (vsx_insert_extract_v4sf_p9_2): Likewise.
24662 2017-06-19 Jakub Jelinek <jakub@redhat.com>
24664 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
24665 in UWHI to avoid undefined overflow.
24668 * ubsan.h (enum ubsan_encode_value_phase): New.
24669 (ubsan_encode_value): Change second argument to
24670 enum ubsan_encode_value_phase with default value of
24671 UBSAN_ENCODE_VALUE_GENERIC.
24672 * ubsan.c (ubsan_encode_value): Change second argument to
24673 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
24674 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
24675 create_tmp_var_raw instead of create_tmp_var and use a
24677 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
24678 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
24679 ubsan_encode_value callers.
24682 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
24683 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
24684 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
24686 2017-06-19 Richard Biener <rguenther@suse.de>
24688 PR middle-end/81118
24689 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
24690 estimates if we changed anything.
24692 2017-06-19 Richard Biener <rguenther@suse.de>
24694 PR tree-optimization/80887
24695 * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
24696 (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
24697 simplified lookups, then reset mprts_hook.
24698 (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
24700 (try_to_simplify): Likewise.
24702 2017-06-19 Martin Liska <mliska@suse.cz>
24705 * gimplify.c (gimplify_switch_expr):
24706 Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
24708 2017-06-19 Martin Liska <mliska@suse.cz>
24710 * doc/install.texi: Document that PGO runs in 4 stages.
24712 2017-06-19 Martin Liska <mliska@suse.cz>
24715 * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
24716 to dispatcher function name.
24717 * multiple_target.c (replace_function_decl): New function.
24718 (create_dispatcher_calls): Redirect both edges and references.
24720 2017-06-19 Jan Hubicka <hubicka@ucw.cz>
24722 * profile-count.c (profile_count::dump): Dump quality.
24723 (profile_count::differs_from_p): Update for unsigned val.
24724 * profile-count.h (profile_count_quality): New enum.
24725 (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
24727 2017-06-19 Richard Biener <rguenther@suse.de>
24729 * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
24730 struct function as arg.
24731 (estimate_numbers_of_iterations): Export overload with loop arg.
24732 (free_numbers_of_iterations_estimates_loop): Use an overload of
24733 free_numbers_of_iterations_estimates instead.
24734 * tree-cfg.c (remove_bb): Adjust.
24735 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
24736 * tree-parloops.c (gen_parallel_loop): Likewise.
24737 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
24739 (tree_unroll_loops_completely): Likewise.
24740 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
24741 Use an overload instead and export.
24742 (estimated_loop_iterations): Adjust.
24743 (max_loop_iterations): Likewise.
24744 (likely_max_loop_iterations): Likewise.
24745 (estimate_numbers_of_iterations): Take struct function as arg
24747 (loop_exits_before_overflow): Adjust.
24748 (free_numbers_of_iterations_estimates_loop): Use an overload.
24749 * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
24750 * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
24752 2017-06-19 Richard Biener <rguenther@suse.de>
24755 * ipa-prop.c (find_constructor_constant_at_offset): Handle
24756 RANGE_EXPR conservatively.
24758 2017-06-16 Carl Love <cel@us.ibm.com>
24760 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24761 definitions for vec_float, vec_float2, vec_floato,
24762 vec_floate built-ins.
24763 * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
24764 for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
24766 * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
24767 FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
24768 UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
24769 * config/altivec.md (define_insn "p8_vmrgew_<mode>",
24770 define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
24771 * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
24772 vec_floato): Add builtin defines.
24773 * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
24774 Update the built-in documentation file for the new built-in
24777 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24779 * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
24780 (mthumb): Mark as the negative of -marm.
24782 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24784 * doc/invoke.texi (ARM Options, -mcpu): Document supported
24786 (ARM Options, -mtune): Document that this accepts the same
24787 extension options as -mcpu.
24788 (ARM Options, -mfpu): Document addition of -mfpu=auto.
24790 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24792 * doc/invoke.texi (ARM Options, -march=): Document new syntax and
24793 permitted extensions.
24795 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24797 * config/arm/arm-cpus.in (armv7): Add extension +nofp.
24798 (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
24799 (armv8-m.main): Add option +nodsp.
24800 * config/arm/arm-cpu-cdata.h: Regenerated.
24802 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24804 * config/arm/t-fuchsia: New file.
24805 * config.gcc (arm*-*-fuchsia*): Use it.
24807 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24809 * config/arm/t-symbian: Rewrite for new option infrastructure.
24811 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24813 * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
24814 (MULTILIB_REQUIRED): Likewise.
24816 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24818 * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
24819 (MULTILIB_RESUE): Likewise.
24820 (MULTILIB_MATCHES): Likewise.
24821 (MULTLIB_REQUIRED): Likewise.
24823 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24825 * config/arm/t-rtems: Rewrite for new option framework.
24827 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24829 * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
24830 (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
24831 (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
24832 (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
24833 * config/arm/t-multilib: ... here.
24834 (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
24835 (MULTILIB_MATCHES): Use armv7 libraries for armv7-r. Also use for
24836 armv7-a and armv8*-a when A-profile libraries have not been built.
24837 * config/arm/t-rmprofile: Rewrite.
24839 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24841 * genmultilib (multilib_reuse): Allow an explicit period to be escaped
24842 with a backslash. Remove the backslash after substituting unescaped
24844 * doc/fragments.texi (MULTILIB_REUSE): Document it.
24846 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24848 * config.gcc: (arm*-*-*): When building a-profile libraries, force
24849 the driver to pass through the default setting of -mfloat-abi.
24850 * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
24852 * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
24853 (all_feat_combs): New rule.
24854 (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories. Rework
24856 * config/arm/t-aprofile: Rewrite.
24858 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24860 * config/arm/arm.h (FPUTYPE_AUTO): Define.
24861 * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
24862 fpu is not specified by the user/command-line.
24863 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
24864 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
24865 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
24866 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
24867 * common/config/arm/arm-common.c (arm_canon_arch_option): Use
24868 FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
24870 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24872 * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
24873 * config/arm/t-arm-elf: Rewritten.
24875 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24877 * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
24878 have some floating-point instructions.
24879 (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
24880 (TARGET_MAYBE_HARD_FLOAT): New macro.
24881 * config/arm/arm-builtins.c (arm_init_builtins): Use
24882 TARGET_MAYBE_HARD_FLOAT.
24883 * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
24885 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24887 * common/config/arm/arm-common.c: Define INCLUDE_LIST.
24888 (configargs.h): Include it.
24889 (arm_print_hint_for_fpu_option): New function.
24890 (arm_parse_fpu_option): New function.
24891 (candidate_extension): New class.
24892 (arm_canon_for_multilib): New function.
24893 * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
24894 (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
24895 (ARCH_CANONICAL_SPECS): New macro.
24896 (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
24898 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24900 * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
24901 are set after handling multilib fragments. Set target_cpu_default2
24904 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24906 * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
24908 (arm*-*-*): Set target_cpu_default2 to a quoted string.
24909 * config/arm/parsecpu.awk (check_cpu): Validate any extension
24911 (check_arch): Likewise.
24912 * config/arm/arm.c (arm_configure_build_target): Handle
24913 TARGET_CPU_DEFAULT being a string constant. Scan any feature
24914 options in the default.
24916 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24918 * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
24919 when an option is an alias of another.
24920 * config/arm/parsecpu.awk (optalias): New parser token.
24921 (gen_comm_data): Mark non-alias options as such. Emit entries
24922 for extension aliases.
24923 * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
24924 (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
24925 (armv6kz, armv6zk, armv6t2): Likewise.
24926 (armv7): Make vfpv3-d16 an alias.
24927 (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases. Sort in
24929 (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
24930 Sort in canonical order.
24931 (armv8-a): Sort in canonical order.
24932 (armv8.1-a, armv8.2-a): Likewise.
24933 (generic-armv7-a): Make neon and neon-vfpv3 aliases. Sort in
24935 (cortex-a9): Sort in canonical order.
24936 * config/arm/arm.c (selftests.h): Include it.
24937 (arm_test_cpu_arch_data): New function.
24938 (arm_run_self_tests): New function.
24939 (TARGET_RUN_TARGET_SELFTESTS): Redefine.
24940 (targetm): Move declaration to the end of the file.
24941 * arm-cpu-cdata.h: Regenerated.
24943 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24945 * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
24946 call to target_mode_check describing the type of option passed.
24947 * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
24948 (arm_target_thumb_only): Use arm_parse_arch_option_name or
24949 arm_parse_cpu_option_name to match parameters against list of
24951 * config/arm/parsecpu.awk (gen_comm_data): Don't generate
24952 arm_arch_core_flags data structure.
24953 * config/arm/arm-cpu_cdata.h: Regenerated.
24955 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24957 * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
24959 (arm_print_hint_for_cpu_option): Likewise.
24960 (arm_print_hint_for_arch_option): Likewise.
24961 (arm_parse_cpu_option_name): Likewise.
24962 (arm_parse_arch_option_name): Likewise.
24963 * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
24964 of entries in the all_fpus list.
24965 * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
24966 (arm_parse_cpu_option_name): Declare.
24967 (arm_parse_arch_option_name): Declare.
24968 (arm_parse_option_features): Declare.
24969 (arm_intialize_isa): Declare.
24970 * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
24972 (gen_comm_data): ... here. Make definitions non-static.
24973 * config/arm/arm-cpu-data.h: Regenerated.
24974 * config/arm/arm-cpu-cdata.h: Regenerated.
24976 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
24978 * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
24979 (cpu_arch_extension): New structure.
24980 (cpu_arch_option, arch_option, cpu_option): New structures.
24981 * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
24982 architecture types.
24983 (gen_data): Generate new format data tables.
24984 * config/arm/arm.c (cpu_tune): New structure.
24985 (cpu_option, processors): Delete.
24986 (arm_print_hint_for_core_or_arch): Delete. Replace with ...
24987 (arm_print_hint_for_cpu_option): ... this and ...
24988 (arm_print_hint_for_arch_option): ... this.
24989 (arm_parse_arch_cpu_name): Delete. Replace with ...
24990 (arm_parse_cpu_option_name): ... this and ...
24991 (arm_parse_arch_option_name): ... this.
24992 (arm_unrecognized_feature): Change type of target parameter to
24994 (arm_parse_arch_cpu_features): Delete. Replace with ...
24995 (arm_parse_option_features): ... this.
24996 (arm_configure_build_target): Rework to use new configuration data
24998 (arm_print_tune_info): Rework for new configuration data tables.
24999 * config/arm/arm-cpu-data.h: Regenerated.
25000 * config/arm/arm-cpu.h: Regenerated.
25002 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25004 * Makefile.in (OBJS): Move sbitmap.o from here ...
25005 (OBJS-libcommon): ... to here.
25007 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25009 * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
25010 (ISA_ALL_CRYPTO): New macro.
25011 (ISA_ALL_SIMD): New macro
25012 (ISA_ALL_FP): New macro.
25013 * config/arm/arm.c (fpu_bitlist): Update initializer.
25014 * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
25016 (arm9e): Add fpu. Add option for nofp
25017 (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
25018 (arm926ej-s, arm1026ej-s): Likewise.
25019 (generic-armv7-a): Add fpu. Add options for simd, vfpv3, vfpv3-d16,
25020 vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
25021 neon-fp16, neon-vfpv4, nofp and nosimd.
25022 (cortex-a5, cortex-a7): Add fpu. Add options for nosimd and nofp.
25023 (cortex-a8): Add fpu. Add option for nofp.
25024 (cortex-a9): Add fpu. Add options for nosimd and nofp.
25025 (cortex-a12, cortex-a15, cortex-a17): Add fpu. Add option for nofp.
25026 (cortex-r4f): Add fpu.
25027 (cortex-r5): Add fpu. Add options for nofp.dp and nofp.
25028 (cortex-r7): Use idiv option from architecture. Add fpu. Add option
25030 (cortex-r8): Likewise.
25031 (cortex-m4): Add fpu. Add option for nofp.
25032 (cortex-a15.cortex-a7): Add fpu. Add option for nofp.
25033 (cortex-a17.cortex-a7): Likewise.
25034 (cortex-a32): Add fpu. Add options for crypto and nofp.
25035 (cortex-a35, cortex-a53): Likewise.
25036 (cortex-a57): Add fpu. Add option for crypto.
25037 (cortex-a72, cortex-a73): Likewise.
25038 (exynos-m1): Likewise.
25039 (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
25040 (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
25041 (cortex-m33): Add fpu. Add option for nofp.
25042 * config/arm/arm-cpu-cdata.h: Regenerated
25043 * config/arm/arm-cpu-data.h: Regenerated.
25045 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25047 * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
25048 (armv5te, armv5tej): Likewise.
25049 (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
25050 (armv7): Add options fp and vfpv3-d16.
25051 (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
25052 vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
25054 (armv7ve): Likewise.
25055 (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
25056 (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
25057 (armv8-a): Add nocrypto option.
25058 (armv8.1-a, armv8.2-a): Likewise.
25059 (armv8-m.main): add options fp, fp.dp and nofp.
25061 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25063 * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
25065 (armv8-a+crc): Delete.
25066 (armv8.1-a): Add options simd, crypto and nofp.
25067 (armv8.2-a): Add options fp16, simd, crypto and nofp.
25068 (armv8.2-a+fp16): Delete.
25069 (armv8-m.main): Add option dsp.
25070 (armv8-m.main+dsp): Delete.
25071 (cortex-a8): Add fpu. Add nofp option.
25072 (cortex-a9): Add fpu. Add nofp and nosimd options.
25073 * config/arm/parsecpu.awk (gen_data): Generate option tables and
25074 link to main cpu and architecture data structures.
25075 (gen_comm_data): Only put isa attributes from the main architecture
25077 (option): New statement for architecture and CPU entries.
25078 * arm.c (struct cpu_option): New structure.
25079 (struct processors): Add entry for options.
25080 (arm_unrecognized_feature): New function.
25081 (arm_parse_arch_cpu_name): Ignore any characters after the first
25083 (arm_parse_arch_cpu_feature): New function.
25084 (arm_configure_build_target): Separate out any CPU and architecture
25085 features and parse separately. Don't error out if -mfpu=auto is
25086 used with only an architecture string.
25087 (arm_print_asm_arch_directives): New function.
25088 (arm_file_start): Call it.
25089 * config/arm/arm-cpu-cdata.h: Regenerated.
25090 * config/arm/arm-cpu-data.h: Likewise.
25091 * config/arm/arm-tables.opt: Likewise.
25093 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25095 * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
25096 assembler when it is not -mfpu=auto.
25098 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25100 * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
25101 (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
25102 (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
25103 (ASM_CPU_SPEC): Rewrite.
25104 (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
25105 (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef. Use
25106 MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS. Remove
25107 reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
25108 * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
25109 copied string is NUL-terminated. Also strip any characters prefixed
25111 (arm_rewrite_selected_arch): New function.
25112 (arm_rewrite_march): New function.
25114 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25116 * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
25117 (x_arm_cpu_string, x_arm_tune_string): Likewise.
25118 (march, mcpu, mtune): Convert to string-based options.
25119 * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
25120 (arm_parse_arch_cpu_name): New function.
25121 (arm_configure_build_target): Use arm_parse_arch_cpu_name to
25122 identify selected architecture or CPU.
25123 (arm_option_save): New function.
25124 (TARGET_OPTION_SAVE): Redefine.
25125 (arm_option_restore): Restore string options.
25126 (arm_option_print): Print string options.
25128 2017-06-16 Martin Sebor <msebor@redhat.com>
25130 PR tree-optimization/80933
25131 PR tree-optimization/80934
25132 * builtins.c (fold_builtin_3): Do not handle bcmp here.
25133 * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
25134 (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
25135 (gimple_fold_builtin): Call them.
25137 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25139 * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
25140 as unlikely; update profile.
25142 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25144 * predict.c (force_edge_cold): Handle declaring edges impossible
25147 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25149 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
25151 (try_unroll_loop_completely): Fix reporting.
25153 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25155 * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
25157 2017-06-16 James Greenhalgh <james.greenhalgh@arm.com>
25160 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
25161 if given a non-constant argument for an intrinsic which requires a
25164 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25166 * profile.c (compare_freqs): New function.
25167 (branch_prob): Sort edge list.
25168 (find_spanning_tree): Assume that the list is priority sorted.
25170 2017-06-16 Richard Biener <rguenther@suse.de>
25172 PR tree-optimization/81090
25173 * passes.def (pass_record_bounds): Remove.
25174 * tree-pass.h (make_pass_record_bounds): Likewise.
25175 * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
25176 make_pass_record_bounds): Likewise.
25177 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
25178 not free niter estimates at the beginning but at the end.
25179 * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
25181 2017-06-16 Richard Biener <rguenther@suse.de>
25183 * tree-switch-conversion.c (emit_case_bit_tests): Adjust
25184 initializer to workaround ICE in host GCC 4.8.
25186 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25188 * ipa-inline-transform.c (update_noncloned_frequencies): Update also
25190 (clone_inlined_nodes): Update.
25192 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
25194 * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
25195 prefetch settings, and enable prefetching by default at -O3.
25197 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
25199 * config/aarch64/aarch64.c (aarch64_override_options_internal):
25200 Set flag_prefetch_loop_arrays according to tuning data.
25202 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
25204 * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
25205 New tune structure.
25206 (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
25207 [Unrelated to main purpose of the patch] Place the pointer field last
25208 to enable type checking errors when tune structure are wrongly merged.
25209 * config/aarch64/aarch64.c (generic_prefetch_tune,)
25210 (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
25211 (thunderx2t99_prefetch_tune): New tune constants.
25212 (tune_params *_tunings): Update all tunings (no functional change).
25213 (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
25214 PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
25215 from tunings structures.
25217 2017-06-16 Jakub Jelinek <jakub@redhat.com>
25220 * ubsan.c (instrument_null): Add T argument, use it instead
25221 of computing it based on IS_LHS.
25222 (instrument_object_size): Likewise.
25223 (pass_ubsan::execute): Adjust instrument_null and
25224 instrument_object_size callers to pass gimple_get_lhs or
25225 gimple_assign_rhs1 result to it. Use instrument_null instead of
25226 calling get_base_address and instrument_mem_ref. Handle
25227 aggregate call arguments for object-size sanitization.
25229 2017-06-16 Yury Gribov <tetra2005@gmail.com>
25231 PR tree-optimization/81089
25232 * tree-vrp.c (is_masked_range_test): Validate operands of
25235 2017-06-15 Martin Sebor <msebor@redhat.com>
25238 * dumpfile.c (dump_register): Avoid calling memset to initialize
25239 a class with a default ctor.
25240 * gcc.c (struct compiler): Remove const qualification.
25241 * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
25242 * hash-table.h: Ditto.
25243 * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
25245 * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
25246 * omp-low.c (lower_omp_ordered_clauses): Replace memset with
25248 * params.h (struct param_info): Make struct members non-const.
25249 * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
25250 with default initialization.
25251 * vec.h (vec_copy_construct, vec_default_construct): New helper
25253 (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
25254 with vec_copy_construct.
25255 (vect<T>::quick_grow_cleared): Replace memset with default ctor.
25256 (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
25257 * doc/invoke.texi (-Wclass-memaccess): Document.
25259 2017-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25261 * emit-rtl.h (is_leaf): Update comment about local
25262 register allocator.
25264 2017-06-15 Jozef Lawrynowicz <jozef.l@somniumtech.com>
25267 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
25268 for a variable to have a section before checking if the section has a
25270 Set section to.persistent if persistent attribute is set.
25271 Warn if .persistent attribute is used on an automatic variable.
25273 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
25275 PR rtl-optimization/80474
25276 * reorg.c (update_block): Do not ignore instructions in a delay slot.
25278 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
25280 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
25283 2017-06-14 Maciej W. Rozycki <macro@imgtec.com>
25285 * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
25286 (casesi): Emit bounds checking as RTL.
25287 (casesi_internal_mips16_<mode>): Remove bounds checking.
25289 2017-06-14 Max Filippov <jcmvbkbc@gmail.com>
25291 * config/xtensa/xtensa.c (xtensa_option_override): Append
25292 MASK_CONST16 to target_flags in the absence of TARGET_L32R.
25293 (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
25294 xtensa_doloop_hooks): Define unconditionally.
25295 (xtensa_reorg_loops): Only call reorg_loops in the presence of
25297 * config/xtensa/xtensa.h (TARGET_L32R): New definition.
25298 (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
25299 for it in xtensa_option_override.
25300 (HARD_FRAME_POINTER_IS_FRAME_POINTER,
25301 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
25303 2017-06-14 Boris Kolpackov <boris@codesynthesis.com>
25305 * doc/cppopts.texi: Document '-' special value to -MF.
25307 2017-06-14 Wilco Dijkstra <wdijkstr@arm.com>
25309 * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
25310 (cortex_a53_fconst): Likewise.
25311 (cortex_a53_fpmul): Likewise.
25312 (cortex_a53_f_load_64): Likewise.
25313 (cortex_a53_f_load_many): Likewise.
25314 (cortex_a53_advsimd_alu): Likewise.
25315 (cortex_a53_advsimd_alu_q): Likewise.
25316 (cortex_a53_advsimd_mul): Likewise.
25317 (cortex_a53_advsimd_mul_q): Likewise.
25318 (fpmac bypass): Add new bypass for fpmac-fpmac case.
25319 Add missing fmul, r2f_cvt and fconst cases.
25321 2017-06-14 Richard Biener <rguenther@suse.de>
25323 PR middle-end/81088
25324 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
25326 (fold_binary_loc): When associating do not treat pre-existing
25327 TREE_OVERFLOW on literal constants as a reason to allow
25328 TREE_OVERFLOW on associated literal constants.
25330 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
25332 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
25333 (MASK_FEATURES): New macro.
25334 * config/sparc/sparc.c (sparc_option_override): Remove the special
25335 handling of -mfpu and generalize it to all MASK_FEATURES switches.
25337 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
25339 * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
25340 a division of 0 if non-call exceptions are enabled.
25342 2017-06-14 Andrew Pinski <apinski@cavium.com>
25343 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
25346 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
25347 Improve vector initialization code gen for only variable case.
25349 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
25351 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
25353 2017-06-14 Richard Biener <rguenther@suse.de>
25355 PR tree-optimization/81083
25356 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
25359 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25361 * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
25362 (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
25363 * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
25364 * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use.
25365 * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
25366 * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
25368 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25370 * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
25371 * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
25373 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25375 * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
25377 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25379 * config/rs6000/t-rtems: Don't handle SPE.
25381 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25383 * config/rs6000/t-linux: Don't handle SPE.
25385 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25387 * config/rs6000/eabispe.h: Delete file.
25389 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25391 * config/rs6000/t-spe: Delete file.
25393 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25395 * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
25396 (rs6000_legitimate_offset_address_p): Return false for anything in
25397 V2SImode or V2SFmode.
25399 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25401 * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
25402 except V2SF and V2SI. Rearrange the vector modes, and add comments.
25403 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
25405 (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
25406 (rs6000_legitimate_offset_address_p): Ditto.
25407 (rs6000_emit_move): Ditto.
25408 (rs6000_init_builtins): Remove V4HI_type_node.
25410 2017-06-13 Martin Liska <mliska@suse.cz>
25413 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
25414 (gate_asan): Likewise.
25415 * asan.h (asan_no_sanitize_address_p): Remove the function.
25416 (sanitize_flags_p): New function.
25417 * builtins.def: Fix coding style.
25418 * common.opt: Use renamed enum value.
25419 * convert.c (convert_to_integer_1): Use sanitize_flags_p.
25420 * doc/extend.texi: Document no_sanitize attribute.
25421 * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
25422 to SANITIZE_UNDEFINED_NONDEFAULT.
25423 * gcc.c (sanitize_spec_function): Use the renamed enum value.
25424 * gimple-fold.c (optimize_atomic_compare_exchange_p):
25425 Use sanitize_flags_p.
25426 * gimplify.c (gimplify_function_tree): Likewise.
25427 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
25428 * opts.c (parse_no_sanitize_attribute): New function.
25429 (common_handle_option): Use renamed enum value.
25430 * opts.h (parse_no_sanitize_attribute): Declare.
25431 * tree.c (sanitize_flags_p): New function.
25432 * tree.h: Declared here.
25433 * tsan.c: Use sanitize_flags_p.
25434 * ubsan.c (ubsan_expand_null_ifn): Likewise.
25435 (instrument_mem_ref): Likewise.
25436 (instrument_bool_enum_load): Likewise.
25437 (do_ubsan_in_current_function): Remove the function.
25438 (pass_ubsan::execute): Use sanitize_flags_p.
25439 * ubsan.h: Remove do_ubsan_in_current_function
25440 * tree-cfg.c (print_no_sanitize_attr_value): New function.
25441 (dump_function_to_file): Use it here.
25443 2017-06-13 Martin Jambor <mjambor@suse.cz>
25445 PR tree-optimization/80803
25446 PR tree-optimization/81063
25447 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
25448 (propagate_subaccesses_across_link): Enqueue subtree whenever
25449 necessary instead of relying on the caller.
25451 2017-06-13 Martin Jambor <mjambor@suse.cz>
25453 * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
25454 that have a first_link.
25455 (sort_and_splice_var_accesses): Do not check first_link before
25457 (subtree_mark_written_and_enqueue): Likewise.
25458 (propagate_all_subaccesses): Likewise and do not stop at first
25459 parent with a first_link.
25461 2017-06-13 Martin Jambor <mjambor@suse.cz>
25463 * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
25466 2017-06-13 Yury Gribov <tetra2005@gmail.com>
25468 * match.pd: New pattern.
25470 2017-06-13 Yury Gribov <tetra2005@gmail.com>
25472 * tree-vrp.c (is_masked_range_test): New function.
25473 (register_edge_assert_for): Determine ranges for
25476 2017-06-13 Yury Gribov <tetra2005@gmail.com>
25478 PR tree-optimization/67328
25479 * fold-const.c (maskable_range_p): New function.
25480 (build_range_check): Generate bittests if possible.
25482 2017-06-13 Martin Liska <mliska@suse.cz>
25484 * gimple-pretty-print.c (dump_probability): Add new argument.
25485 (dump_edge_probability): Dump both probability and count.
25486 (dump_gimple_label): Likewise.
25487 (dump_gimple_bb_header): Likewise.
25489 2017-06-13 Georg-Johann Lay <avr@gjlay.de>
25492 * config/avr/avr-devices.c: Fix indentation.
25493 * config/avr/gen-avr-mmcu-specs.c: Dito.
25495 2017-06-13 Richard Biener <rguenther@suse.de>
25497 * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
25498 instead get vector type from stmt_info.
25499 (vectorizable_reduction): Adjust. Remove dead code.
25501 2017-06-13 Richard Biener <rguenther@suse.de>
25503 PR middle-end/81065
25504 * fold-const.c (extract_muldiv_1): Remove bogus distribution
25505 case of C * (x * C2 + C3).
25506 (fold_addr_of_array_ref_difference): Properly fold index difference.
25508 2017-06-12 David S. Miller <davem@davemloft.net>
25511 * config/sparc/sparc.md (return expander): Emit frame blockage if
25512 function uses alloca.
25514 2017-06-12 Richard Sandiford <richard.sandiford@linaro.org>
25516 * combine.c (make_field_assignment): Check len rather than the mode
25517 precision when calling force_to_mode.
25519 2017-06-12 Georg-Johann Lay <avr@gjlay.de>
25521 Support multilibs and devices that see flash in RAM address range.
25524 * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
25525 (avr_mcu_t) <flash_pm_offset>: New field.
25526 (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
25527 * config/avr/avr.h (AVR_SHORT_CALLS): New define.
25528 (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
25529 (AVR_TINY_PM_OFFSET): Remove macro.
25530 * config/avr/avr.opt (-mshort-calls): New option.
25531 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
25532 [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
25533 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
25534 <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
25535 <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
25536 instead of avr_arch->have_jmp_call.
25537 <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
25538 [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
25539 avr_arch->flash_pm_offset to define.
25540 * config/avr/avr-devices.c (avr_arch_types): Add initializers for
25541 new field flash_pm_offset. Add entry for avrxmega3.
25542 (avr_texinfo): Add entry for avrxmega3.
25543 * config/avr/avr-mcus.def: Add entries for: avrxmega3,
25544 attiny212, attiny214,
25545 attiny412, attiny414, attiny416, attiny417,
25546 attiny814, attiny816, attiny817,
25547 attiny1614, attiny1616, attiny1617,
25548 attiny3214, attiny3216, attiny3217.
25549 * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
25550 avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
25551 (avr_print_operand_address) [AVR_TINY]: Same.
25552 (avr_asm_init_sections) <readonly_data_section>: Only patch
25553 callback if avr_arch->flash_pm_offset = 0.
25554 (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
25555 for rodata if avr_arch->flash_pm_offset != 0.
25556 (avr_encode_section_info) [AVR_TINY]: Adjust comment.
25557 * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
25558 (opts) [AVR_ISA_RCALL]: Append opt_rcall.
25559 (m_options): Append opt_rcall.
25560 (m_dirnames): Append dir_rcall.
25561 * config/avr/t-multilib: Regenerate.
25563 * configure.ac [target=avr]: Check whether avrxmega3 default
25564 linker description file works as needed.
25565 * configure: Regenerate.
25566 * doc/avr-mmcu.texi: Regenerate.
25567 * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
25568 <__AVR_ARCH__>: Document avrxmega3 and 103.
25569 <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
25570 <__AVR_SHORT_CALLS__>: Document it.
25571 <__AVR_PM_BASE_ADDRESS__>: Document it.
25572 * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
25573 (AVR Variable Attributes) <progmem>: Document this is
25574 not needed for avrxmega3.
25575 (AVR Named Address Spaces) <__flash>: Dito.
25577 2017-06-12 Jan Hubicka <hubicka@ucw.cz>
25579 * cgraph.c (cgraph_node::dump): Complain about profile insanities.
25581 2017-06-12 Doug Rupp <rupp@adacore.com>
25583 * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
25584 Append vxworks-stdint.h to the tm_file list.
25585 * config/vxworks-stdint.h: New file.
25587 2017-06-12 Martin Liska <mliska@suse.cz>
25589 PR tree-optimization/81041
25590 * tree-profile.c (gimple_gen_ic_func_profiler):
25591 Create an extra BB in profile-generate
25592 (gimple_gen_time_profiler): Likewise.
25594 2017-06-12 Jakub Jelinek <jakub@redhat.com>
25596 PR tree-optimization/81003
25597 * tree-ssa-reassoc.c (force_into_ssa_name): New function.
25598 (update_range_test): Use it instead of force_gimple_operand_gsi.
25600 2017-06-12 Richard Biener <rguenther@suse.de>
25602 PR tree-optimization/81053
25603 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
25604 with backedge value not defined in loop. Simplify def stmt
25607 2017-06-11 Tom de Vries <tom@codesourcery.com>
25610 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
25612 (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
25613 nvptx_cannot_force_const_mem.
25615 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25617 * opts.c (finish_options): Move test for flag_split_stack after
25618 it has been initialized.
25620 2017-06-11 Jason Merrill <jason@redhat.com>
25622 * tree.h (id_equal): New.
25623 * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
25624 omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
25625 instead of strcmp of IDENTIFIER_POINTER.
25627 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25629 * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
25630 (mark_all_inlined_calls_cdtor): Fix formating.
25631 (inline_transform): Rescale profile before inlining.
25633 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25635 * cgraph.h (cgraph_edge::clone): Update prototype.
25636 * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
25637 (cgraph_node::create_clone): Update.
25638 (cgraph_node::create_version_clone): Update.
25639 * tree-inline.c (copy_bb): Update.
25640 (expand_call_inline): Update.
25642 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
25644 * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
25645 factored out from ...
25646 (rs6000_emit_prologue): ... here.
25648 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
25650 * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
25651 factored out from ...
25652 (rs6000_emit_prologue): ... here.
25654 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25656 * predict.c (drop_profile): Also drop individual bb/edge and cgraph
25658 (handle_missing_profiles): Fix computation of tp_first_run.
25659 (counts_to_freqs): Do not touch freqs when count is 0.
25661 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25663 * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
25666 2017-06-10 Tom de Vries <tom@codesourcery.com>
25668 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
25669 attributes): Document signal effective target.
25671 2017-06-10 Tom de Vries <tom@codesourcery.com>
25673 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
25674 Document effective target stack_size.
25676 2017-06-09 David Malcolm <dmalcolm@redhat.com>
25678 * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
25679 to the edit_context if they can be auto-applied.
25681 2017-06-9 Ian Lance Taylor <iant@golang.org>
25683 * opts.c (finish_options): If -fsplit-stack, disable implicit
25684 -forder-blocks-and-partition.
25685 * doc/invoke.texi (Optimize Options): Document that when using
25686 -fsplit-stack -forder-blocks-and-partition is not implicitly
25689 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
25691 * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
25692 ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
25693 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
25694 * builtins.def (abort, trap, unreachable): Declare cold.
25695 * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
25696 * tree-core.h (ECF_COLD): New.
25697 * tree.c (set_call_expr_flags): Handle ECF_COLD.
25698 (build_common_builtin_nodes): Mark unreachable and abort as cold.
25700 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
25702 * predict.c (unlikely_executed_stmt_p): Cleanup.
25704 2017-06-09 Richard Biener <rguenther@suse.de>
25706 * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
25707 model if the ref is always written to.
25709 2017-06-09 Tamar Christina <tamar.christina@arm.com>
25711 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
25713 2017-06-09 Tamar Christina <tamar.christina@arm.com>
25715 * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
25718 2017-06-09 Tom de Vries <tom@codesourcery.com>
25721 * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
25722 "target cannot support label values" when encountering LABEL_REF.
25724 2017-06-09 Martin Liska <mliska@suse.cz>
25726 * tree-profile.c (gimple_gen_ic_profiler): Update comment.
25727 (gimple_gen_ic_func_profiler): Emit direct comparison
25728 of __gcov_indirect_call_callee with NULL.
25729 (gimple_gen_time_profiler): Change probability from
25730 PROB_VERY_UNLIKELY to PROB_UNLIKELY.
25732 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
25734 * profile.c (edge_gcov_counts): Turn to pointer.
25735 (compute_branch_probabilities, compute_branch_probabilities): Update.
25736 (branch_prob): Do not clear edge_gcov_count.
25737 * profile.h (edge_gcov_counts): Turn to pointer.
25738 (edge_gcov_count): Update.
25740 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
25742 * gimple.h (gimple_check_failed): Mark cold.
25744 2017-06-09 Richard Biener <rguenther@suse.de>
25746 PR tree-optimization/66623
25747 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
25748 refactor check_reduction into two parts, properly computing
25749 whether we have to check reduction validity for outer loop
25752 2017-06-09 Richard Biener <rguenther@suse.de>
25754 PR tree-optimization/79483
25755 * graphite-scop-detection.c (order): New global.
25756 (get_order): Compute bb to order mapping that satisfies code
25757 generation constraints.
25758 (cmp_pbbs): New helper.
25759 (build_scops): Start domwalk at entry block, sort generated
25762 2017-06-09 Richard Biener <rguenther@suse.de>
25764 PR middle-end/81007
25765 * ipa-polymorphic-call.c
25766 (ipa_polymorphic_call_context::restrict_to_inner_class):
25767 Skip FIELD_DECLs with error_mark_node type.
25768 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
25771 2017-06-09 Martin Liska <mliska@suse.cz>
25773 * predict.c (struct branch_predictor): New struct.
25774 (test_prediction_value_range): New test.
25775 (predict_c_tests): New function.
25776 * selftest-run-tests.c (selftest::run_tests): Run the function.
25777 * selftest.h: Declare new tests.
25779 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
25782 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
25783 gen_add3_insn did not fail.
25784 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
25785 r0, construct that number in a temporary reg and add that reg to r0.
25786 If asked to put the result in r0 as well, fail.
25788 2017-06-08 Will Schmidt <will_schmidt@vnet.ibm.com>
25790 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
25791 for early expansion of vec_eqv.
25793 2017-06-08 Jakub Jelinek <jakub@redhat.com>
25795 PR middle-end/81005
25796 * ubsan.c (instrument_null): Avoid pointless code temporary.
25797 (pass_ubsan::execute): Instrument aggregate arguments of calls.
25799 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
25803 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
25806 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
25809 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
25811 * predict.c (unlikely_executed_edge_p): Move ahead.
25812 (probably_never_executed_edge_p): Use it.
25814 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
25816 PR middle-end/79988
25817 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
25818 gimple_call_builtin_p call.
25820 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
25822 * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
25823 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
25824 rtl_check_failed_type2, rtl_check_failed_code1,
25825 rtl_check_failed_code2, rtl_check_failed_code_mode,
25826 rtl_check_failed_block_symbol, cwi_check_failed_bounds,
25827 rtvec_check_failed_bounds, rtl_check_failed_flag,
25828 _fatal_insn_not_found, _fatal_insn): Likewise.
25829 * tree.h (tree_contains_struct_check_failed,
25830 tree_check_failed, tree_not_check_failed,
25831 tree_class_check_failed, tree_range_check_failed,
25832 tree_not_class_check_failed, tree_int_cst_elt_check_failed,
25833 tree_vec_elt_check_failed, phi_node_elt_check_failed,
25834 tree_operand_check_failed, omp_clause_check_failed,
25835 omp_clause_operand_check_failed, omp_clause_range_check_failed):
25838 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
25840 * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
25841 flag_branch_probabilities.
25842 * ipa-inline.c (edge_badness): Likewise.
25843 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
25844 * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
25845 * predict.c (maybe_hot_frequency_p): Likewise.
25846 (probably_never_executed): Likewise.
25847 * sched-ebb.c (schedule_ebbs): Likewise.
25848 * sched-rgn.c (find_single_block_region): Likewise.
25849 * tracer.c (tail_duplicate): Likewise.
25851 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
25853 * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
25854 longer requires x_flag_profile_use.
25856 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
25858 * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
25859 instead of flag_reorder_blocks_and_partition.
25860 * dbxout.c (dbxout_function_end): Likewise.
25861 * dwarf2out.c (gen_subprogram_die): Likewise.
25862 * haifa-sched.c (sched_create_recovery_edges): Likewise.
25863 * hw-doloop.c (reorg_loops): Likewise.
25864 * varasm.c (assemble_start_function,
25865 assemble_end_function): Likewise.
25866 (decide_function_section): Do not check for
25867 flag_reorder_blocks_and_partition.
25869 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
25871 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
25873 (chkp_get_hard_register_fake_addr_expr): Ditto.
25874 (chkp_build_addr_expr): Add check for hard reg case.
25875 (chkp_parse_array_and_component_ref): Ditto.
25876 (chkp_find_bounds_1): Ditto.
25877 (chkp_process_stmt): Don't generate bounds store for
25880 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
25882 * predict.c (maybe_hot_bb_p): Do not check profile status.
25883 (maybe_hot_edge_p): Likewise.
25884 (probably_never_executed): Check for zero counts even if profile
25886 (unlikely_executed_edge_p): New function.
25887 (unlikely_executed_stmt_p): New function.
25888 (unlikely_executed_bb_p): New function.
25889 (set_even_probabilities): Use unlikely predicates.
25890 (combine_predictions_for_bb): Likewise.
25891 (predict_paths_for_bb): Likewise.
25892 (predict_paths_leading_to_edge): Likewise.
25893 (determine_unlikely_bbs): New function.
25894 (estimate_bb_frequencies): Use it.
25895 (compute_function_frequency): Use zero counts even if profile is
25897 * profile-count.h: Fix typo.
25899 2017-08-08 Julia Koval <julia.koval@intel.com>
25901 * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
25902 _mm512_mask_cvtsepi16_storeu_epi8,
25903 _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
25904 * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
25905 _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
25906 _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
25907 _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
25908 * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
25909 (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
25910 VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
25911 * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
25912 __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
25913 __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
25914 __builtin_ia32_pmovuswb256mem_mask,
25915 __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
25916 __builtin_ia32_pmovwb512mem_mask): New builtins.
25918 2017-08-08 Julia Koval <julia.koval@intel.com>
25920 PR target/73350,80862
25921 * config/i386/subst.md (round): Fix round pattern.
25922 * config/i386/i386.c (ix86_erase_embedded_rounding):
25923 Fix erasing rounding for the fixed pattern.
25925 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
25927 * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
25929 2017-06-08 Martin Liska <mliska@suse.cz>
25931 PR gcov-profile/80911
25932 * gcov.c (block_info::block_info): New constructor.
25934 2017-06-07 Carl Love <cel@us.ibm.com>
25936 * config/rs6000/rs6000-c: The return type of the following
25937 built-in functions was implemented as int not long long. Fix sign
25938 of return value for the unsigned version of vec_mulo and vec_mule.
25939 vector unsigned long long vec_bperm (vector unsigned long long,
25940 vector unsigned char)
25941 vector signed long long vec_mule (vector signed int,
25943 vector unsigned long long vec_mule (vector unsigned int,
25944 vector unsigned int)
25945 vector signed long long vec_mulo (vector signed int,
25947 vector unsigned long long vec_mulo (vector unsigned int,
25948 vector unsigned int)
25949 * doc/extend.texi: Fix the documentation for the built-in
25952 2017-06-07 Carl Love <cel@us.ibm.com>
25955 * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
25958 2017-06-07 Carl Love <cel@us.ibm.com>
25960 * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
25961 support, Generate doublehv for signed int/float for BE case only.
25963 2017-06-07 Alexander Monakov <amonakov@ispras.ru>
25965 * doc/invoke.texi (mcx16): Rewrite.
25967 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
25969 * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
25970 * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
25971 *mov<mode>_softfloat, and an anonymous splitter): Use
25972 nonimmediate_operand instead of rs6000_nonimmediate_operand.
25974 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
25976 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
25978 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
25979 (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
25980 (rs6000_debug_reg_global): Adjust.
25981 (rs6000_init_hard_regno_mode_ok): Adjust.
25982 (rs6000_dbx_register_number): Adjust.
25983 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
25984 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
25985 Remove SPE_ACC and SPEFSCR.
25986 (REG_ALLOC_ORDER): Ditto.
25987 (FRAME_POINTER_REGNUM): Change to 111.
25988 (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
25989 (REG_CLASS_NAMES): Ditto.
25990 (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
25991 (REGISTER_NAMES): Ditto.
25992 (ADDITIONAL_REG_NAMES): Ditto.
25993 (rs6000_reg_names): Ditto.
25994 * config/rs6000/rs6000.md: Renumber some register number
25997 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
25999 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
26001 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
26002 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
26004 (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
26005 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
26006 Delete the SPE high registers.
26007 (REG_ALLOC_ORDER): Ditto.
26008 (enum reg_class): Remove SPE_HIGH_REGS.
26009 (REG_CLASS_NAMES): Ditto.
26010 (REG_CLASS_CONTENTS): Delete the SPE high registers.
26011 (REGISTER_NAMES): Ditto.
26012 (rs6000_reg_names): Ditto.
26013 * doc/tm.texi.in: Remove SPE as example.
26014 * doc/tm.texi: Regenerate.
26016 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26018 * config/rs6000/8540.md (ppc8540_brinc): Delete.
26019 * config/rs6000/e500mc.md (e500mc_brinc): Delete.
26020 * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
26021 * config/rs6000/rs6000.md (type): Remove "brinc".
26023 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26025 * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
26026 (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
26027 * config/rs6000/linuxspe.h: Delete file.
26028 * config/rs6000/rs6000.md: Don't include spe.md.
26029 * config/rs6000/spe.h: Delete file.
26030 * config/rs6000/spe.md: Delete file.
26031 * config/rs6000/t-rs6000: Remove spe.md.
26033 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26035 * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
26036 (reg_or_none500mem_operand): Delete.
26037 * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
26038 instead of reg_or_none500mem_operand.
26040 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26042 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
26043 handling of SPE flags.
26044 * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
26046 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26048 * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
26050 * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
26051 (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
26052 paired_divv2sf3): Similar.
26053 * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
26054 SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
26055 * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
26057 Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
26058 Rename the paired_* instruction patterns.
26059 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
26061 * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
26062 * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
26063 (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
26064 spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and
26065 TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with
26066 PAIRED_VECTOR_MODE.
26067 (struct machine_function): Delete field spe_insn_chain_scanned_p.
26068 (spe_func_has_64bit_regs_p): Delete.
26069 (spe_expand_predicate_builtin): Delete.
26070 (spe_expand_evsel_builtin): Delete.
26071 (TARGET_DWARF_REGISTER_SPAN): Do not define.
26072 (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
26073 (invalid_e500_subreg): Delete.
26074 (rs6000_legitimize_address): Always force_reg op2 as well, for
26075 paired single memory accesses.
26076 (rs6000_member_type_forces_blk): Delete.
26077 (rs6000_spe_function_arg): Delete.
26078 (rs6000_expand_unop_builtin): Delete SPE handling.
26079 (rs6000_expand_binop_builtin): Ditto.
26080 (spe_expand_stv_builtin): Delete.
26081 (bdesc_2arg_spe): Delete.
26082 (spe_expand_builtin): Delete.
26083 (spe_expand_predicate_builtin): Delete.
26084 (spe_expand_evsel_builtin): Delete.
26085 (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
26086 (spe_init_builtins): Delete.
26087 (spe_func_has_64bit_regs_p): Delete.
26088 (savres_routine_name): Delete "info" parameter. Adjust callers.
26089 (rs6000_emit_stack_reset): Ditto.
26090 (rs6000_dwarf_register_span): Delete.
26091 * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
26092 UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
26093 SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
26095 * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
26097 * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
26098 * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
26099 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
26100 mulv2sf3, divv2sf3): Delete expanders.
26102 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26104 config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
26106 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26108 * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
26109 * config/rs6000/rs6000.c: Ditto.
26111 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26113 * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
26114 * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
26115 comparison_operator.
26117 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26119 * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
26120 * config/rs6000/rs6000.opt: Ditto.
26121 * config/rs6000/t-rtems: Ditto.
26123 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26125 * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
26126 TARGET_E500_SINGLE by 0, simplify.
26127 * config/rs6000/rs6000.c: Ditto.
26128 (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
26129 (spe_build_register_parallel): Delete.
26130 * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
26131 TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
26132 * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
26133 TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
26134 (E500_CONVERT): Delete.
26135 * config/rs6000/spe.md: Remove many patterns and all define_constants.
26137 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26139 * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
26140 * config/rs6000/dfp.md: Ditto.
26141 (negdd2, *negdd2_fpr): Merge.
26142 (absdd2, *absdd2_fpr): Merge.
26143 (negtd2, *negtd2_fpr): Merge.
26144 (abstd2, *abstd2_fpr): Merge.
26145 * config/rs6000/e500.h: Delete file.
26146 * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
26147 TARGET_FPRS by 1 and simplify.
26148 * config/rs6000/rs6000-c.c: Ditto.
26149 * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and
26150 TARGET_DF_SPE by 0.
26151 * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and
26153 * config/rs6000/rs6000.md: Ditto.
26154 (floatdidf2, *floatdidf2_fpr): Merge.
26155 (move_from_CR_gt_bit): Delete.
26156 * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
26157 (E500_CR_IOR_COMPARE): Delete.
26158 (All patterns that require !TARGET_FPRS): Delete.
26159 * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
26161 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26163 * passes.def (pass_iv_canon): Move before pass_loop_distribution.
26165 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26167 * graphds.c (add_edge): Intitialize edge's attached data.
26168 (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
26169 pointer parameter. Call pointed function on each edge during
26170 graph traversing. Skip traversing the edge when the function
26172 (graphds_dfs, graphds_scc): Ditto.
26173 (for_each_edge): New parameter. Pass the new parameter to callback
26175 * graphds.h (skip_edge_callback): New function pointer type.
26176 (graphds_dfs, graphds_scc): New function pointer parameter.
26177 (graphds_edge_callback, for_each_edge): New parameter.
26179 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26181 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
26182 out code checking if runtime alias check is possible to below ...
26183 Call the new function.
26184 * tree-data-ref.c (runtime_alias_check_p): ... to new function.
26185 * tree-data-ref.h (runtime_alias_check_p): New decalaration.
26187 2017-06-07 Marek Polacek <polacek@redhat.com>
26190 * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
26191 TYPE_OVERFLOW_WRAPS check.
26193 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26195 * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
26196 if versioning is required.
26197 * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
26198 peeling with the check for versioning.
26200 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26202 * tree-vectorizer.h (vect_build_loop_niters): New parameter.
26203 * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
26204 Set true to new parameter if new ssa variable is defined.
26205 (vect_gen_vector_loop_niters): Refactor. Set range information
26206 for the new vector loop bound variable.
26207 (vect_do_peeling): Ditto.
26209 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26211 * tree-affine.c (ssa.h): Include header file.
26212 (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
26213 has wrapping overflow behavior.
26215 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26217 * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
26219 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26221 (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
26222 (tree_to_aff_combination): ... here.
26224 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26226 * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
26227 reg_pressure model function.
26228 (ivopts_global_cost_for_size): Delete.
26229 (determine_set_costs, iv_ca_recount_cost): Call new model function
26230 ivopts_estimate_reg_pressure.
26232 2017-06-07 Tamar Christina <tamar.christina@arm.com>
26234 * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more
26235 expensive than udiv. Remove floating point cases from mod.
26237 2017-06-07 Tamar Christina <tamar.christina@arm.com>
26239 * config/arm/aarch-cost-tables.h (cortexa53_extra_cost):
26240 Increase idiv cost.
26242 2017-06-07 Tamar Christina <tamar.christina@arm.com>
26244 * config/aarch64/aarch64.md
26245 (copysignsf3): Fix mask generation.
26247 2017-06-07 Jakub Jelinek <jakub@redhat.com>
26249 * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
26251 (class dump_manager): Add register_dumps method.
26252 * dumpfile.c: Include langhooks.h.
26253 (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
26254 (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
26255 (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
26256 (dump_manager::dump_register): Start with 512 entries instead of 32.
26257 (dump_manager::register_dumps): New method.
26258 * toplev.c (general_init): Instead of invoking register_dumps
26259 langhook, invoke register_dumps method on the dump manager.
26260 * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
26263 2017-06-07 Richard Sandiford <richard.sandiford@linaro.org>
26265 * doc/md.texi: Clarify the restrictions on a define_insn condition.
26266 Say that # requires an associated define_split to exist, and that
26267 the define_split must be suitable for use after register allocation.
26269 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26271 * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
26272 (compute_outgoing_frequencies): Also initialize zero counts.
26273 (find_many_sub_basic_blocks): Do not produce uninitialized profile
26274 around loops; preserve more of profile when nothing changes.
26276 2017-06-06 Jim Wilson <jim.wilson@linaro.org>
26278 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
26280 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
26281 * config/arm/arm-cpu-cdata.h: Regenerate.
26282 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
26283 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
26284 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
26285 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
26286 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
26288 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
26290 * config/arm/t-rmprofile: Likewise.
26291 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
26293 2017-06-06 David S. Miller <davem@davemloft.net>
26296 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
26297 blockage if function uses alloca.
26299 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
26301 * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
26302 New "uid" fields to hold pretty-print IDs of group and ref.
26303 Memory references are now identified as <group_id>:<ref_id>
26304 instead of using [random] addresses.
26305 (dump_mem_details): Simplify, no functional change.
26306 (dump_mem_ref): Simplify and make output more concise.
26307 Replace couple of fprintf's throughout code with calls to dump_mem_ref.
26308 (find_or_create_group): Initialize group uid.
26309 (record_ref): Initialize ref uid. Improve debug output.
26310 (prune_group_by_reuse, should_issue_prefetch_p,)
26311 (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
26312 (mark_nontemporal_store, determine_loop_nest_reuse):
26313 Improve debug output.
26315 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
26317 * dbgcnt.def (prefetch): New debug counter.
26318 * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
26319 (schedule_prefetches): Stop issueing prefetches if debug counter
26322 2017-06-06 Tom de Vries <tom@codesourcery.com>
26324 * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
26325 gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
26327 2017-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26329 * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
26330 Use aarch64_reg_or_zero predicate for operand 4.
26331 (aarch64_compare_and_swap<mode> define_insn_and_split):
26332 Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint.
26333 (aarch64_store_exclusive<mode>): Likewise for operand 2.
26335 2017-06-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
26337 * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
26338 (arm_compute_save_core_reg_mask): This.
26339 (thumb1_compute_save_reg_mask): Rename into ...
26340 (thumb1_compute_save_core_reg_mask): This.
26341 (arm_compute_save_reg0_reg12_mask): Adapt comment.
26342 (arm_compute_frame_layout): Likewise.
26344 2017-06-06 Richard Biener <rguenther@suse.de>
26346 PR tree-optimization/80974
26347 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
26348 keep or clear leaders SSA info.
26350 2017-06-06 Tom de Vries <tom@codesourcery.com>
26352 * config/nvptx/nvptx.c (split_mode_p): New function.
26353 (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
26355 2017-06-06 Tom de Vries <tom@codesourcery.com>
26357 * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
26359 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26362 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
26365 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26367 * shrink-wrap.c (handle_simple_exit): Update profile.
26368 (try_shrink_wrapping): Upate profile.
26370 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26372 * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
26373 (tree_guess_outgoing_edge_probabilities): New.
26374 * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
26375 * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
26377 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26379 * ipa-split.c (split_function): Initialize return bb profile.
26381 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26383 * profile.c (compute_branch_probabilities): Also initialize
26384 EXIT_BLOCK profile.
26386 2017-06-06 Richard Biener <rguenther@suse.de>
26388 PR tree-optimization/80928
26389 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
26390 (vect_analyze_loop_operations): Properly guard analysis for
26392 (vect_transform_loop): Likewise.
26393 (vect_analyze_loop_2): Also reset SLP type on PHIs.
26394 (vect_model_induction_cost): Do not cost for pure SLP.
26395 (vectorizable_induction): Pass in SLP node, implement SLP vectorization
26396 of induction in inner loop vectorization.
26397 * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
26398 (vect_get_and_check_slp_defs): Handle vect_induction_def.
26399 (vect_build_slp_tree): Likewise. Handle PHIs as terminating the
26401 (vect_analyze_slp_cost_1): Cost induction.
26402 (vect_detect_hybrid_slp_stmts): Handle PHIs.
26403 (vect_get_slp_vect_defs): Likewise.
26404 * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
26405 (vect_transform_stmt): Handle SLP reductions.
26406 * tree-vectorizer.h (vectorizable_induction): Adjust.
26408 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
26410 * config/rs6000/rs6000.c (make_resolver_func): Update
26411 init_lowered_empty_function call.
26413 2017-06-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
26415 * doc/invoke.texi: Document the -fprofile-abs-path option.
26416 * common.opt (fprofile-abs-path): New option.
26417 * gcov-io.h (gcov_write_filename): Declare.
26418 * gcov-io.c (gcov_write_filename): New function.
26419 * coverage.c (coverage_begin_function): Use gcov_write_filename.
26420 * profile.c (output_location): Likewise.
26422 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
26424 * shring-wrap.c: Revert accidental commit.
26426 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
26428 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
26430 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
26432 * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
26434 * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
26435 profile in callgraph edge.
26436 * profile-count.h (apply_probability): If THIS is 0, then result is 0
26437 (apply_scale): Likewise.
26438 * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
26439 Also scale profile when inlining function with zero profile.
26440 (initialize_cfun): Update exit block profile even when it is zero.
26441 * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
26442 when profile is read.
26444 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
26446 * config/rs6000/rs6000.c (toplevel): Include attribs.h.
26447 (CLONE_*): New constants to define the processors we can generate
26448 code for with the target_clone attribute.
26449 (rs6000_clone_map): New array to identify which clone processors
26450 the current program is running on.
26451 (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
26452 target_clone attribute.
26453 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
26454 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
26455 (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
26456 (cpu_expand_builtin): Add support for target_clone attribute.
26457 (rs6000_valid_attribute_p): Allow "default" attribute.
26458 (get_decl_name): New debug function to simplify printing the
26459 current function name in debugging statements.
26460 (rs6000_clone_priority): New functions to support the target_clone
26461 attribute, and be able to generate code to switch between ISA 2.05
26462 through ISA 3.0 (power6 through power9).
26463 (rs6000_compare_version_priority): Likewise.
26464 (rs6000_get_function_versions_dispatcher): Likewise.
26465 (make_resolver_func): Likewise.
26466 (add_condition_to_bb): Likewise.
26467 (dispatch_function_versions): Likewise.
26468 (rs6000_generate_version_dispatcher_body): Likewise.
26469 (rs6000_can_inline_p): Call get_decl_name for debugging usage.
26470 (fusion_gpr_load_p): Fix a spacing issue.
26471 * doc/extend.texi (Common Function Attributes): Document that the
26472 PowerPC supports the target_clone attribute.
26474 2017-06-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
26476 * config/arm/arm.h: explain F symbol found in description of ARM
26477 register allocation in its legend.
26479 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
26481 * config/mips/frame-header-opt.c: Include profile-count.h.
26482 * config/riscv/riscv.c: Include profile-count.h
26484 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
26486 * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
26488 (sm_set_flag_if_changed): Add bbs field.
26489 (execute_sm_if_changed_flag_set): Pass BBS.
26490 (execute_sm): Update.
26492 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26494 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
26497 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26499 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
26500 (peephole2): New peephole2 to emit the above.
26501 * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
26503 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26505 * config/aarch64/aarch64.c (define_peephole2 above
26506 *sub_<shift>_<mode>): New peephole.
26508 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
26510 * config/i386/i386.c (make_resolver_func): Update.
26511 * Makefile.in: Add profile-count.h and profile-count.o
26512 * auto-profile.c (afdo_indirect_call): Update to new API.
26513 (afdo_set_bb_count): Update.
26514 (afdo_propagate_edge): Update.
26515 (afdo_propagate_circuit): Update.
26516 (afdo_calculate_branch_prob): Update.
26517 (afdo_annotate_cfg): Update.
26518 * basic-block.h: Include profile-count.h
26519 (struct edge_def): Turn count to profile_count.
26520 (struct basic_block_def): Likewie.
26521 (REG_BR_PROB_BASE): Move to profile-count.h
26522 (RDIV): Move to profile-count.h
26523 * bb-reorder.c (max_entry_count): Turn to profile_count.
26524 (find_traces): Update.
26525 (rotate_loop):Update.
26526 (connect_traces):Update.
26527 (sanitize_hot_paths):Update.
26528 * bt-load.c (migrate_btr_defs): Update.
26529 * cfg.c (RDIV): Remove.
26530 (init_flow): Use alloc_block.
26531 (alloc_block): Uninitialize count.
26532 (unchecked_make_edge): Uninitialize count.
26533 (check_bb_profile): Update.
26534 (dump_edge_info): Update.
26535 (dump_bb_info): Update.
26536 (update_bb_profile_for_threading): Update.
26537 (scale_bbs_frequencies_int): Update.
26538 (scale_bbs_frequencies_gcov_type): Update.
26539 (scale_bbs_frequencies_profile_count): New.
26540 * cfg.h (update_bb_profile_for_threading): Update.
26541 (scale_bbs_frequencies_profile_count): Declare.
26542 * cfgbuild.c (compute_outgoing_frequencies): Update.
26543 (find_many_sub_basic_blocks): Update.
26544 * cfgcleanup.c (try_forward_edges): Update.
26545 (try_crossjump_to_edge): Update.
26546 * cfgexpand.c (expand_gimple_tailcall): Update.
26547 (construct_exit_block): Update.
26548 * cfghooks.c (verify_flow_info): Update.
26549 (dump_bb_for_graph): Update.
26550 (split_edge): Update.
26551 (make_forwarder_block): Update.
26552 (duplicate_block): Update.
26553 (account_profile_record): Update.
26554 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
26555 (get_estimated_loop_iterations): Update.
26556 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
26557 (single_likely_exit): Update.
26558 * cfgloopmanip.c (scale_loop_profile): Update.
26560 (set_zero_probability): Update.
26561 (lv_adjust_loop_entry_edge): Update.
26562 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
26563 (purge_dead_edges): Update.
26564 (rtl_account_profile_record): Update.
26565 * cgraph.c (cgraph_node::create): Uninitialize count.
26566 (symbol_table::create_edge): Uninitialize count.
26567 (cgraph_update_edges_for_call_stmt_node): Update.
26568 (cgraph_edge::dump_edge_flags): Update.
26569 (cgraph_node::dump): Update.
26570 (cgraph_edge::maybe_hot_p): Update.
26571 * cgraph.h: Include profile-count.h
26572 (create_clone), create_edge, create_indirect_edge): Update.
26573 (cgraph_node): Turn count to profile_count.
26574 (cgraph_edge0: Likewise.
26575 (make_speculative, clone): Update.
26576 (create_edge): Update.
26577 (init_lowered_empty_function): Update.
26578 * cgraphclones.c (cgraph_edge::clone): Update.
26579 (duplicate_thunk_for_node): Update.
26580 (cgraph_node::create_clone): Update.
26581 * cgraphunit.c (cgraph_node::analyze): Update.
26582 (cgraph_node::expand_thunk): Update.
26583 * final.c (dump_basic_block_info): Update.
26584 * gimple-streamer-in.c (input_bb): Update.
26585 * gimple-streamer-out.c (output_bb): Update.
26586 * graphite.c (print_global_statistics): Update.
26587 (print_graphite_scop_statistics): Update.
26588 * hsa-brig.c: Include basic-block.h.
26589 * hsa-dump.c: Include basic-block.h.
26590 * hsa-gen.c (T sum_slice): Update.
26591 (convert_switch_statements):Update.
26592 * hsa-regalloc.c: Include basic-block.h.
26593 * ipa-chkp.c (chkp_produce_thunks): Update.
26594 * ipa-cp.c (struct caller_statistics): Update.
26595 (init_caller_stats): Update.
26596 (gather_caller_stats): Update.
26597 (ipcp_cloning_candidate_p): Update.
26598 (good_cloning_opportunity_p): Update.
26599 (get_info_about_necessary_edges): Update.
26600 (dump_profile_updates): Update.
26601 (update_profiling_info): Update.
26602 (update_specialized_profile): Update.
26603 (perhaps_add_new_callers): Update.
26604 (decide_about_value): Update.
26605 (ipa_cp_c_finalize): Update.
26606 * ipa-devirt.c (struct odr_type_warn_count): Update.
26607 (struct decl_warn_count): Update.
26608 (struct final_warning_record): Update.
26609 (possible_polymorphic_call_targets): Update.
26610 (ipa_devirt): Update.
26611 * ipa-fnsummary.c (redirect_to_unreachable): Update.
26612 * ipa-icf.c (sem_function::merge): Update.
26613 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
26614 * ipa-inline.c (compute_uninlined_call_time): Update.
26615 (compute_inlined_call_time): Update.
26616 (want_inline_small_function_p): Update.
26617 (want_inline_self_recursive_call_p): Update.
26618 (edge_badness): Update.
26619 (lookup_recursive_calls): Update.
26620 (recursive_inlining): Update.
26621 (inline_small_functions): Update.
26622 (dump_overall_stats): Update.
26623 (dump_inline_stats): Update.
26624 * ipa-profile.c (ipa_profile_generate_summary): Update.
26625 (ipa_propagate_frequency): Update.
26626 (ipa_profile): Update.
26627 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
26628 * ipa-utils.c (ipa_merge_profiles): Update.
26629 * loop-doloop.c (doloop_modify): Update.
26630 * loop-unroll.c (report_unroll): Update.
26631 (unroll_loop_runtime_iterations): Update.
26632 * lto-cgraph.c (lto_output_edge): Update.
26633 (lto_output_node): Update.
26634 (input_node): Update.
26635 (input_edge): Update.
26636 (merge_profile_summaries): Update.
26637 * lto-streamer-in.c (input_cfg): Update.
26638 * lto-streamer-out.c (output_cfg): Update.
26639 * mcf.c (create_fixup_graph): Update.
26640 (adjust_cfg_counts): Update.
26641 (sum_edge_counts): Update.
26642 * modulo-sched.c (sms_schedule): Update.
26643 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
26644 * predict.c (maybe_hot_count_p): Update.
26645 (probably_never_executed): Update.
26646 (dump_prediction): Update.
26647 (combine_predictions_for_bb): Update.
26648 (propagate_freq): Update.
26649 (handle_missing_profiles): Update.
26650 (counts_to_freqs): Update.
26651 (rebuild_frequencies): Update.
26652 (force_edge_cold): Update.
26653 * predict.h: Include profile-count.h
26654 (maybe_hot_count_p, counts_to_freqs): UPdate.
26655 * print-rtl-function.c: Do not include cfg.h
26656 * print-rtl.c: Include basic-block.h
26657 * profile-count.c: New file.
26658 * profile-count.h: New file.
26659 * profile.c (is_edge_inconsistent): Update.
26660 (correct_negative_edge_counts): Update.
26661 (is_inconsistent): Update.
26662 (set_bb_counts): Update.
26663 (read_profile_edge_counts): Update.
26664 (compute_frequency_overlap): Update.
26665 (compute_branch_probabilities): Update; Initialize and deinitialize
26667 (branch_prob): Update.
26668 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
26669 (edge_gcov_count): New.
26670 (bb_gcov_count): New.
26671 * shrink-wrap.c (try_shrink_wrapping): Update.
26672 * tracer.c (better_p): Update.
26673 * trans-mem.c (expand_transaction): Update.
26674 (ipa_tm_insert_irr_call): Update.
26675 (ipa_tm_insert_gettmclone_call): Update.
26676 * tree-call-cdce.c: Update.
26677 * tree-cfg.c (gimple_duplicate_sese_region): Update.
26678 (gimple_duplicate_sese_tail): Update.
26679 (gimple_account_profile_record): Update.
26680 (execute_fixup_cfg): Update.
26681 * tree-inline.c (copy_bb): Update.
26682 (copy_edges_for_bb): Update.
26683 (initialize_cfun): Update.
26684 (freqs_to_counts): Update.
26685 (copy_cfg_body): Update.
26686 (expand_call_inline): Update.
26687 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
26688 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
26689 (try_unroll_loop_completely): Update.
26690 (try_peel_loop): Update.
26691 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
26692 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
26693 * tree-ssa-loop-split.c (connect_loops): Update.
26694 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
26695 * tree-ssa-reassoc.c (branch_fixup): Update.
26696 * tree-ssa-tail-merge.c (replace_block_by): Update.
26697 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
26698 (compute_path_counts): Update.
26699 (update_profile): Update.
26700 (recompute_probabilities): Update.
26701 (update_joiner_offpath_counts): Update.
26702 (estimated_freqs_path): Update.
26703 (freqs_to_counts_path): Update.
26704 (clear_counts_path): Update.
26705 (ssa_fix_duplicate_block_edges): Update.
26706 (duplicate_thread_path): Update.
26707 * tree-switch-conversion.c (case_bit_test_cmp): Update.
26708 (struct switch_conv_info): Update.
26709 * tree-tailcall.c (decrease_profile): Update.
26710 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
26711 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
26712 * value-prof.c (check_counter): Update.
26713 (gimple_divmod_fixed_value): Update.
26714 (gimple_mod_pow2): Update.
26715 (gimple_mod_subtract): Update.
26716 (gimple_ic_transform): Update.
26717 (gimple_stringop_fixed_value): Update.
26718 * value-prof.h (gimple_ic): Update.
26720 2017-06-02 Carl Love <cel@us.ibm.com>
26722 * config/rs6000/rs6000-c: Add support for built-in functions
26723 vector double vec_doublee (vector signed int);
26724 vector double vec_doublee (vector unsigned int);
26725 vector double vec_doublee (vector float);
26726 vector double vec_doubleh (vector signed int);
26727 vector double vec_doubleh (vector unsigned int);
26728 vector double vec_doubleh (vector float);
26729 vector double vec_doublel (vector signed int);
26730 vector double vec_doublel (vector unsigned int);
26731 vector double vec_doublel (vector float);
26732 vector double vec_doubleo (vector signed int);
26733 vector double vec_doubleo (vector unsigned int);
26734 vector double vec_doubleo (vector float);.
26735 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
26736 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
26738 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
26739 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
26740 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
26742 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
26743 vec_doublel, vec_doubleh.
26744 * doc/extend.texi: Update the built-in documentation file for the
26745 new built-in functions.
26747 2017-06-02 David Malcolm <dmalcolm@redhat.com>
26750 * ipa-inline-analysis.c (free_growth_caches): Set
26751 edge_removal_hook_holder to NULL after removing it.
26753 2017-06-02 Sudakshina Das <sudi.das@arm.com>
26755 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
26756 comparision with zero.
26758 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
26759 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
26760 for early expansion of vec_min and vec_max builtins.
26761 (builtin_function_type): Add min/max unsigned variants to those
26762 identified as having unsigned arguments.
26764 2017-06-02 Olivier Hainque <hainque@adacore.com>
26766 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
26768 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26770 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
26771 Use VALL_F16 iterator rather than VALL.
26773 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26775 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
26776 Emit CBNZ inside loop when doing a strong exchange and comparing
26777 against zero. Generate the CC flags after the loop.
26779 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
26781 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
26782 (dl_section_ref): New.
26783 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
26784 On AIX, append an expression to subtract the size of the
26785 section length to dl_section_ref.
26787 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
26789 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
26790 for early expansion of vector absolute builtins.
26792 2017-06-02 Richard Biener <rguenther@suse.de>
26794 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
26795 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
26797 2017-06-02 Richard Biener <rguenther@suse.de>
26799 PR tree-optimization/80948
26800 * tree-tailcall.c (find_tail_calls): Track stmts to move in
26801 stmt order as well.
26803 2017-06-02 Richard Biener <rguenther@suse.de>
26805 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
26807 * tree-vect-stmts.c (process_use): Do not mark backedge defs
26808 for inductions as relevant.
26810 2017-06-02 Richard Biener <rguenther@suse.de>
26812 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
26813 (vectorizable_induction): ... this. Remove dead code.
26815 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
26817 * builtins. (expand_builtin_alloca): Remove second parameter and
26818 infer its value from the first parameter instead.
26819 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
26821 2017-06-02 Jakub Jelinek <jakub@redhat.com>
26823 PR rtl-optimization/80903
26824 * loop-doloop.c (add_test): Unshare sequence.
26826 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
26828 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
26830 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26832 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
26834 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
26835 xlogue_layout::get_instance, logue_layout::xlogue_layout,
26836 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
26837 (xlogue_layout::get_stub_rtx): Make static.
26838 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
26839 (xlogue_layout::compute_stub_managed_regs): Rename to...
26840 (xlogue_layout::count_stub_managed_regs): ...this.
26841 (xlogue_layout::is_stub_managed_reg): New function.
26842 (xlogue_layout::m_stub_names): Rename to...
26843 (xlogue_layout::s_stub_names): ...this, make static.
26844 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
26845 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
26846 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
26847 xlogue_layout::s_stub_names): Instantiate statics.
26848 (stub_managed_regs): Remove.
26849 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
26850 (disable_call_ms2sysv_xlogues): Rename to...
26851 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
26852 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
26854 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
26855 change after reload_completed.
26856 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
26858 (ix86_expand_prologue): Likewise.
26859 (ix86_expand_epilogue): Likewise.
26860 (ix86_expand_split_stack_prologue): Likewise.
26861 (ix86_compute_frame_layout): Remove frame parameter ...
26862 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
26863 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
26865 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
26866 (ix86_frame): Move from here ...
26867 * config/i386/i386.h (ix86_frame): ... to here.
26868 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
26869 complete ix86_frame data structure instead. Remove some_ld_name.
26871 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
26873 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
26874 symbols that hold a DECL_VALUE_EXPR.
26876 2017-06-01 Martin Jambor <mjambor@suse.cz>
26878 PR tree-optimization/80898
26879 * tree-sra.c (process_subtree_disqualification): Removed.
26880 (disqualify_candidate): Do not acll
26881 process_subtree_disqualification.
26882 (subtree_mark_written_and_enqueue): New function.
26883 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
26884 RHS has been disqualified and re-queue LHS if necessary. Apart
26885 from that, ignore disqualified RHS.
26887 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26889 * config/s390/s390.c (s390_emit_epilogue): Disable early return
26890 address fetch for z10 or later.
26892 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
26894 * config/arc/arc.md (tst_movb): Add guard when splitting.
26896 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
26898 * config/arc/arc.c (arc_can_eliminate): Test against
26899 arc_frame_pointer_needed.
26901 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
26903 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
26904 to prevent store reordering.
26905 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
26906 (type): Add block type.
26907 (stack_tie): Define special instruction to be used in
26910 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
26912 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
26913 constraint. It is not valid for the pattern.
26914 (noncommutative_binary_comparison): Likewise.
26916 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
26918 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
26921 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
26923 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
26924 be used by the reg-alloc.
26926 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
26928 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
26929 reg-alloc when having mul64 or mul32x16 instructions.
26930 (mulsidi3): Likewise.
26931 (umulsidi3): Likewise.
26932 (mulsi32x16): New pattern.
26933 (mulsi64): Likewise.
26934 (mulsidi64): Likewise.
26935 (umulsidi64): Likewise.
26936 (MUL32x16_REG): Define.
26937 (mul64_600): Use MUL32x16_REG.
26938 (mac64_600): Likewise.
26939 (umul64_600): Likewise.
26940 (umac64_600): Likewise.
26942 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
26944 * config/arc/arc.md (mulsi3_700): Make it commutative.
26946 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
26948 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
26950 (*sign_extendsidi2_insn): Likewise for movstosw.
26952 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
26954 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
26955 the type of the input discriminant value. Convert the
26956 discriminant value of signedness vary.
26958 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
26960 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
26961 Add to -Wall section.
26963 2017-06-01 Richard Biener <rguenther@suse.de>
26965 PR middle-end/66313
26966 * fold-const.c (fold_plusminus_mult_expr): If the factored
26967 factor may be zero use a wrapping type for the inner operation.
26968 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
26969 and handle moved defs.
26970 (process_assignment): Properly guard the unary op case. Return a
26971 tri-state indicating that moving the stmt before the call may allow
26972 to continue. Pass through to_move.
26973 (find_tail_calls): Handle moving unrelated defs before
26976 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
26979 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
26980 splitter result in the canonical way.
26982 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
26984 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
26985 also for 32bit target. Update insn attributes.
26986 (zero-extendsidi2 splitter): Allow all registers for operand 1.
26988 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
26990 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
26991 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
26992 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
26993 (_mm_maskz_min_ss): New intrinsics.
26995 2017-05-31 Martin Liska <mliska@suse.cz>
26997 * tree-vect-loop.c (vect_create_epilog_for_reduction):
26998 Change comment style to one we normally use.
26999 (vectorizable_reduction): Likewise.
27000 (vectorizable_induction): Likewise.
27001 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
27002 (vectorizable_call): Likewise.
27003 (vectorizable_simd_clone_call): Likewise.
27004 (vectorizable_conversion): Likewise.
27005 (vectorizable_assignment): Likewise.
27006 (vectorizable_shift): Likewise.
27007 (vectorizable_operation): Likewise.
27008 (vectorizable_store): Likewise.
27009 (vectorizable_load): Likewise.
27010 * tree-vectorizer.h: Likewise.
27012 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
27014 * passes.c (emergency_dump_function): New.
27015 * tree-pass.h (emergency_dump_function): Declare.
27016 * plugin.c (plugins_internal_error_function): Remove.
27017 * plugin.h (plugins_internal_error_function): Remove declaration.
27018 * toplev.c (internal_error_function): New static function. Use it...
27019 (general_init): ...here.
27021 2017-05-31 Graham Markall <graham.markall@embecosm.com>
27023 * config/arc/arc.c (arc_print_operand): Handle constant operands.
27024 (arc_rtx_costs): Add costs for new patterns.
27025 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
27026 * config/arc/predicates.md: Add _1_2_3_operand predicate.
27028 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
27030 * tree-ssa-strlen.c (get_next_strinfo): New function.
27031 (get_stridx_plus_constant): Use it.
27032 (zero_length_string): Likewise.
27033 (adjust_related_strinfos): Likewise.
27034 (adjust_last_stmt): Likewise.
27036 2017-05-31 Richard Biener <rguenther@suse.de>
27039 * config/i386/i386.c (ix86_expand_builtin): Remove assert
27040 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
27042 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
27044 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
27045 loop_vinfo argument and use of dependence distance vectors.
27046 Check instead whether the two references differ only in their
27047 initial value and assume that they have the same alignment if the
27048 difference is a multiple of the vector alignment.
27049 (vect_analyze_data_refs_alignment): Update call accordingly.
27051 2017-05-31 Martin Liska <mliska@suse.cz>
27054 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
27056 2017-05-31 Bin Cheng <bin.cheng@arm.com>
27058 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
27059 (create_intersect_range_checks): Move from ...
27060 * tree-data-ref.c (create_intersect_range_checks_index)
27061 (create_intersect_range_checks): ... to here.
27062 (create_runtime_alias_checks): New function factored from ...
27063 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
27064 here. Call above function.
27065 * tree-data-ref.h (create_runtime_alias_checks): New function.
27067 2017-05-31 Bin Cheng <bin.cheng@arm.com>
27069 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
27070 segment length for dr_b and compute it in wide_int.
27072 2017-05-31 Richard Biener <rguenther@suse.de>
27074 PR tree-optimization/80906
27075 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
27076 and pass through iv_map.
27077 (copy_bb_and_scalar_dependences): Adjust.
27078 (translate_pending_phi_nodes): Likewise.
27079 (copy_loop_close_phi_args): Handle code-generating IVs instead
27082 2017-05-30 David Malcolm <dmalcolm@redhat.com>
27084 * diagnostic-color.c (color_dict): Add "type-diff".
27085 (parse_gcc_colors): Update comment.
27086 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
27087 -fdiagnostics-show-template-tree and -fno-elide-type.
27088 (GCC_COLORS): Add type-diff to example.
27090 (-fdiagnostics-show-template-tree): New.
27091 (-fno-elide-type): New.
27092 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
27093 the pp_format_decoder callback. Call any m_format_postprocessor's
27095 (pretty_printer::pretty_printer): Initialize
27096 m_format_postprocessor.
27097 (pretty_printer::~pretty_printer): Delete any
27098 m_format_postprocessor.
27099 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
27100 (class format_postprocessor): New class.
27101 (struct pretty_printer::format_decoder): Document the new parameters.
27102 (struct pretty_printer::m_format_postprocessor): New field.
27103 * tree-diagnostic.c (default_tree_printer): Update for new
27104 bool and const char ** params.
27105 * tree-diagnostic.h (default_tree_printer): Likewise.
27107 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
27109 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
27110 (lwa_operand): Delete rs6000_gen_cell_microcode test.
27111 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
27112 rs6000_gen_cell_microcode code.
27113 (rs6000_final_prescan_insn): Delete.
27114 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
27115 "warn-cell-microcode" entries.
27116 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
27117 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
27118 throughout. Change cc_reg_not_micro_cr0_operand to
27119 cc_reg_not_cr0_operand throughout.
27120 (*extendhi<mode>2_noload): Delete.
27121 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
27122 (mwarn-cell-microcode): Delete.
27123 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
27124 -mgen-cell-microcode and -mwarn-cell-microcode.
27126 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
27129 * config/i386/constraints.md (Yd): New constraint.
27131 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
27132 and (?Yd, r) alternatives. Update insn attributes.
27133 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
27134 and (?*Yd, r) alternatives. Update insn attributes.
27135 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
27137 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
27139 * gimplify.c (gimplify_modify_expr): Don't create a
27140 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
27143 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
27145 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
27147 2017-05-30 Richard Biener <rguenther@suse.de>
27149 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
27150 and reduc_def fields.
27151 (STMT_VINFO_REDUC_TYPE): New define.
27152 (STMT_VINFO_REDUC_DEF): Likewise.
27153 (vect_force_simple_reduction): Adjust prototype.
27154 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
27155 (vect_is_simple_reduction): Remove check_reduction argument.
27156 (vect_force_simple_reduction): Adjust and set
27157 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
27158 (vectorizable_reduction): Do not re-do reduction analysis
27159 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
27160 * tree-parloops.c (gather_scalar_reductions): Adjust.
27162 2017-05-30 Richard Biener <rguenther@suse.de>
27164 PR middle-end/80901
27165 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
27168 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
27170 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
27171 Introduce unknown_misalignment parameter and remove vf.
27172 (vect_peeling_hash_get_lowest_cost):
27173 Pass unknown_misalignment parameter.
27174 (vect_enhance_data_refs_alignment):
27175 Fix unsupportable data ref treatment.
27177 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
27179 * tree-vect-data-refs.c (vect_get_data_access_cost):
27180 Workaround for SLP handling.
27181 (vect_enhance_data_refs_alignment):
27182 Compute costs for doing no peeling at all, compare to the best
27183 peeling costs so far and avoid peeling if cheaper.
27185 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
27187 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
27188 Return peeling info and set costs to zero for unlimited cost
27190 (vect_enhance_data_refs_alignment): Also inspect all datarefs
27191 with unknown misalignment. Compute and costs for unknown
27192 misalignment, compare them to the costs for known misalignment
27193 and choose the cheapest for peeling.
27195 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
27197 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
27198 (vect_get_peeling_costs_all_drs): Create function.
27199 (vect_peeling_hash_get_lowest_cost):
27200 Use vect_get_peeling_costs_all_drs.
27201 (vect_peeling_supportable): Create function.
27202 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
27204 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
27206 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
27207 DR_HAS_NEGATIVE_STEP.
27208 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
27209 (vect_enhance_data_refs_alignment): Use.
27210 (vect_duplicate_ssa_name_ptr_info): Use.
27211 * tree-vectorizer.h (dr_misalignment): Use.
27212 (known_alignment_for_access_p): Use.
27214 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
27217 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
27219 (has_section_name): New function.
27221 2017-05-30 Martin Liska <mliska@suse.cz>
27224 * auto-profile.c (get_function_decl_from_block): Fix
27227 2017-05-30 Richard Biener <rguenther@suse.de>
27229 PR middle-end/80876
27230 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
27232 2017-05-30 Martin Liska <mliska@suse.cz>
27234 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
27235 * dumpfile.h (struct dump_file_info): Remove ctors.
27237 2017-05-30 Martin Liska <mliska@suse.cz>
27239 * predict.def: Fix GNU coding style.
27241 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
27243 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
27244 Mark 'to' argument with ATTRIBUTE_UNUSED.
27246 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
27248 * config/xtensa/xtensa.c (xtensa_emit_call): Use
27249 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
27250 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
27253 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
27255 * doc/install.texi (Options specification): Restore entry of
27256 --enable-sjlj-exceptions.
27258 2017-05-27 Michael Eager <eager@eagercon.com>
27261 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
27263 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
27265 * config/microblaze/microblaze.h
27266 (FIXED_REGISTERS): Update in macro.
27267 (CALL_USED_REGISTERS): Update in macro.
27269 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
27271 * doc/install.texi: Add links to macOS binary distributions.
27273 2017-05-27 Jakub Jelinek <jakub@redhat.com>
27277 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
27279 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
27281 2017-05-26 Martin Liska <mliska@suse.cz>
27283 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
27285 2017-05-26 Martin Liska <mliska@suse.cz>
27287 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
27288 always leading ';; '.
27289 (dump_bb_info): Likewise.
27290 (brief_dump_cfg): Likewise.
27291 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
27292 * dumpfile.c: Remove usage of TDF_VERBOSE.
27293 * dumpfile.h (enum dump_kind): Likewise.
27294 (dump_gimple_bb_header): Do not use TDF_COMMENT.
27295 * print-tree.c (debug_verbose): Remove.
27296 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
27297 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
27298 * tree-diagnostic.c (default_tree_printer): Replace
27299 TDF_DIAGNOSTIC with TDF_SLIM.
27301 2017-05-26 Bin Cheng <bin.cheng@arm.com>
27303 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
27304 in parameter loop, rather than loop_vinfo.
27305 (create_intersect_range_checks): Ditto.
27306 (vect_create_cond_for_alias_checks): Update call to above functions.
27308 2017-05-26 Bin Cheng <bin.cheng@arm.com>
27310 PR tree-optimization/80815
27311 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
27312 for merging runtime alias checks. Handle negative DR_STEPs.
27314 2017-05-26 Bin Cheng <bin.cheng@arm.com>
27316 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
27318 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
27319 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
27320 out code pruning runtime alias checks.
27321 * tree-data-ref.c (prune_runtime_alias_test_list): New function
27322 factored out from above.
27323 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
27325 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
27327 (prune_runtime_alias_test_list): New decalaration.
27329 2017-05-26 Bin Cheng <bin.cheng@arm.com>
27331 * tree-vect-data-refs.c (compare_tree): Rename and move ...
27332 * tree-data-ref.c (data_ref_compare_tree): ... to here.
27333 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
27334 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
27335 (operator==, comp_dr_with_seg_len_pair): Ditto.
27336 (vect_prune_runtime_alias_test_list): Ditto.
27338 2017-05-26 Martin Liska <mliska@suse.cz>
27341 * params.def: Bound partial-inlining-entry-probability param.
27343 2017-05-26 Marek Polacek <polacek@redhat.com>
27346 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
27349 2017-05-26 Richard Biener <rguenther@suse.de>
27351 PR tree-optimization/80842
27352 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
27355 2017-05-26 Richard Biener <rguenther@suse.de>
27357 PR tree-optimization/80844
27358 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
27360 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
27362 * doc/md.texi (Machine Constraints): Update x86 family
27363 machine constraints section to match 'config/i386/constraints.md'.
27365 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
27367 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
27369 2017-05-25 Nathan Sidwell <nathan@acm.org>
27371 * doc/invoke.texi (--enable-languages): Update documentation.
27373 2017-05-25 Martin Liska <mliska@suse.cz>
27375 * dumpfile.c: Add TDF_FOLDING.
27376 * dumpfile.h (enum dump_kind): Likewise.
27377 * genmatch.c (dt_simplify::gen_1): Use it.
27379 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
27381 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
27383 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
27385 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
27386 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
27388 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
27390 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
27391 * match.pd (X == C): Rewrite it here.
27392 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
27393 with_certain_nonzero_bits2): New predicates.
27394 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
27396 2017-05-24 Nathan Sidwell <nathan@acm.org>
27398 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
27401 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
27404 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
27406 * config/powerpcspe: New port. Files are copied from the rs6000
27407 port, with "rs6000" in filenames replaced by "powerpcspe".
27409 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
27411 PR rtl-optimization/80754
27412 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
27414 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
27416 * config/sparc/sparc.md (length): Return the correct value for -mflat
27417 sibcalls to match output_sibcall.
27419 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
27423 * config/rs6000/rs6000.c (struct machine_function): Add new field
27425 (rs6000_get_separate_components): Init that field, use it.
27426 (rs6000_components_for_bb): Use the field.
27428 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
27430 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
27432 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
27434 PR middle-end/80823
27435 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
27437 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27440 * config/s390/s390.c (s390_check_qrst_address): Check incoming
27441 address against address_operand predicate.
27442 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
27444 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
27446 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
27447 parameters passed indirectly.
27449 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
27451 * config/i386/i386.md (*movdi_internal): Remove SSE4
27452 alternative 18 (?r, *v). Update insn attributes.
27453 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
27454 Update insn attributes.
27455 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
27456 Update insn attributes.
27457 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
27458 alternative 1 (r, v). Remove isa attribute.
27459 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
27460 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
27461 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
27463 2017-05-23 Tom de Vries <tom@codesourcery.com>
27465 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
27468 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
27470 * cgraphunit.c (symbol_table::process_new_functions): Update.
27471 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
27472 (inline_generate_summary): Rename to ...
27473 (ipa_fn_summary_generate): ... this one.
27474 (inline_read_summary): Rename to ...
27475 (ipa_fn_summary_read): ... this one.
27476 (inline_write_summary): Rename to ...
27477 (ipa_fn_summary_write): ... this one.
27478 (inline_free_summary): Rename to ...
27479 (ipa_free_fn_summary): ... this one.
27480 (pass_data_local_fn_summary, pass_local_fn_summary,
27481 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
27482 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
27483 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
27484 make_pass_ipa_fn_summary): New.
27485 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
27486 inline_write_summary, inline_free_summary): Remove.
27487 (ipa_free_fn_summary) : New.
27488 * ipa-inline.c (ipa_inline): Update.
27489 (pass_ipa_inline): Do not generate summaries.
27490 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
27492 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
27493 and add pass_ipa_fn_summary.
27494 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
27496 (make_pass_inline_parameters): Remove.
27498 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
27500 * omp-low.c (struct omp_context): Remove "default_kind" member.
27503 * omp-offload.c (execute_oacc_device_lower): Remove the
27504 parallelism dimensions function attributes for unparallelized
27505 OpenACC kernels constructs.
27507 2017-05-23 Martin Liska <mliska@suse.cz>
27509 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
27511 (cgraph_edge::make_speculative): Likewise.
27512 (cgraph_edge::resolve_speculation): Likewise.
27513 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
27514 (cgraph_node::dump): Likewise.
27515 * cgraph.h: Likewise.
27516 * cgraphunit.c (analyze_functions): Likewise.
27517 (symbol_table::compile): Likewise.
27518 * ipa-cp.c (print_all_lattices): Likewise.
27519 (determine_versionability): Likewise.
27520 (initialize_node_lattices): Likewise.
27521 (ipcp_verify_propagated_values): Likewise.
27522 (estimate_local_effects): Likewise.
27523 (update_profiling_info): Likewise.
27524 (create_specialized_node): Likewise.
27525 (perhaps_add_new_callers): Likewise.
27526 (decide_about_value): Likewise.
27527 (decide_whether_version_node): Likewise.
27528 (identify_dead_nodes): Likewise.
27529 (ipcp_store_bits_results): Likewise.
27530 * ipa-devirt.c (dump_targets): Likewise.
27531 (ipa_devirt): Likewise.
27532 * ipa-icf.c (sem_item::dump): Likewise.
27533 (sem_function::equals): Likewise.
27534 (sem_variable::equals): Likewise.
27535 (sem_item_optimizer::read_section): Likewise.
27536 (sem_item_optimizer::execute): Likewise.
27537 (congruence_class::dump): Likewise.
27538 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
27539 (dump_inline_summary): Likewise.
27540 (estimate_node_size_and_time): Likewise.
27541 (inline_analyze_function): Likewise.
27542 * ipa-inline-transform.c (inline_call): Likewise.
27543 * ipa-inline.c (report_inline_failed_reason): Likewise.
27544 (want_early_inline_function_p): Likewise.
27545 (edge_badness): Likewise.
27546 (update_edge_key): Likewise.
27547 (inline_small_functions): Likewise.
27548 * ipa-profile.c (ipa_profile): Likewise.
27549 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
27550 (ipa_make_edge_direct_to_target): Likewise.
27551 (remove_described_reference): Likewise.
27552 (ipa_impossible_devirt_target): Likewise.
27553 (propagate_controlled_uses): Likewise.
27554 (ipa_print_node_params): Likewise.
27555 (ipcp_transform_function): Likewise.
27556 * ipa-pure-const.c (pure_const_read_summary): Likewise.
27557 (propagate_pure_const): Likewise.
27558 * ipa-reference.c (generate_summary): Likewise.
27559 (read_write_all_from_decl): Likewise.
27560 (propagate): Likewise.
27561 (ipa_reference_read_optimization_summary): Likewise.
27562 * ipa-utils.c (ipa_merge_profiles): Likewise.
27563 * ipa.c (walk_polymorphic_call_targets): Likewise.
27564 (symbol_table::remove_unreachable_nodes): Likewise.
27565 (ipa_single_use): Likewise.
27566 * passes.c (execute_todo): Likewise.
27567 * predict.c (drop_profile): Likewise.
27568 * symtab.c (symtab_node::get_dump_name): New function.
27569 (symtab_node::dump_name): Likewise.
27570 (symtab_node::dump_asm_name): Likewise.
27571 (symtab_node::dump_references): Likewise.
27572 (symtab_node::dump_referring): Likewise.
27573 (symtab_node::dump_base): Likewise.
27574 (symtab_node::debug_symtab): Likewise.
27575 * tree-sra.c (convert_callers_for_node): Likewise.
27576 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27577 * value-prof.c (init_node_map): Likewise.
27579 2017-05-23 Martin Liska <mliska@suse.cz>
27581 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
27582 and symtab_node::debug_symtab to symbol_table::debug.
27583 * cgraphunit.c (analyze_functions): Use the renamed function.
27584 (symbol_table::compile): Likewise.
27585 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
27586 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
27587 * passes.c (execute_todo): Likewise.
27588 * symtab.c (symbol_table::dump): New function.
27589 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
27591 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
27593 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
27594 that nonconst implies exec.
27596 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
27598 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
27599 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
27600 (inline_edge_summary_vec): Turn into ...
27601 (ipa_call_summaries): ... this one.
27602 (redirect_to_unreachable, edge_set_predicate,
27603 evaluate_properties_for_edge, inline_summary_alloc,
27604 reset_ipa_call_summary, reset_inline_summary,
27605 inline_summary_t::duplicate): Update.
27606 (inline_edge_duplication_hook): Turn to ...
27607 (ipa_call_summary_t::duplicate): ... this one.
27608 (inline_edge_removal_hook): Turn to ...
27609 (ipa_call_summary_t::remove): ... this one.
27610 (dump_inline_edge_summary): Turn to ...
27611 (dump_ipa_call_summary): ... this one.
27612 (estimate_function_body_sizes): Update.
27613 (inline_update_callee_summaries): Update.
27614 (remap_edge_change_prob): Update.
27615 (remap_edge_summaries): Update.
27616 (inline_merge_summary): Update.
27617 (do_estimate_edge_time): Update.
27618 (inline_generate_summary): Update.
27619 (inline_read_section): Update.
27620 (inline_read_summary): Update.
27621 (inline_free_summary): Update.
27622 * ipa-inline.c (can_inline_edge_p): Update.
27623 (compute_inlined_call_time): Update.
27624 (want_inline_small_function_p): Update.
27625 (edge_badness): Update.
27626 (early_inliner): Update.
27627 * ipa-inline.h (inline_edge_summary): Turn to ...
27628 (ipa_call_summary): ... this one.
27629 (ipa_call_summary_t): New class.
27630 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
27631 (ipa_call_summaries): New.
27632 (inline_edge_summary): Remove.
27633 (estimate_edge_growth): Update.
27634 * ipa-profile.c (ipa_propagate_frequency_1): Update.
27635 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
27636 * ipa-split.c (execute_split_functions): Update.
27637 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
27639 2017-05-23 Tom de Vries <tom@codesourcery.com>
27641 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
27642 attributes): Document rdrand effective target.
27644 2017-05-23 Tom de Vries <tom@codesourcery.com>
27646 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
27647 attributes): Sort alphabetically.
27649 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
27651 * config/avr/genmultilib.awk: Use gsub instead of gensub.
27653 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
27656 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
27657 V2DF/V2DI splat into two separate patterns, one that handles
27658 registers, and the other that only handles memory. Drop support
27659 for splatting from a GPR on ISA 2.07 and then splitting the
27660 splat into direct move and splat.
27661 (vsx_splat_<mode>_reg): Likewise.
27662 (vsx_splat_<mode>_mem): Likewise.
27664 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
27666 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
27668 2017-05-22 Jakub Jelinek <jakub@redhat.com>
27670 PR middle-end/80809
27671 * omp-low.c (finish_taskreg_remap): New function.
27672 (finish_taskreg_scan): If unit size of ctx->record_type
27673 is non-constant, unshare the size expression and replace
27674 decls in it with possible outer var refs.
27676 PR middle-end/80809
27677 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
27678 GOVD_SHARED rather than GOVD_PRIVATE with it.
27679 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
27680 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
27682 PR middle-end/80853
27683 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
27684 as last argument to build_outer_var_ref for pointer bases of array
27685 section reductions.
27687 2017-05-19 Martin Sebor <msebor@redhat.com>
27689 * print-tree.c (print_node): Print DECL_READ_P flag.
27691 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
27693 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
27694 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
27695 * cgraph.c: Likewise.
27696 * cgraphunit.c: Likewise.
27697 * gengtype.c: Likewise.
27698 * ipa-cp.c: Likewise.
27699 * ipa-devirt.c: Likewise.
27700 * ipa-icf.c: Likewise.
27701 * ipa-predicate.c: Likewise.
27702 * ipa-profile.c: Likewise.
27703 * ipa-prop.c: Likewise.
27704 * ipa-split.c: Likewise.
27706 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
27707 edge_predicate_pool, dump_inline_hints,
27708 inline_summary::account_size_time, redirect_to_unreachable,
27709 edge_set_predicate, set_hint_predicate,
27710 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
27711 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
27712 inline_summary_t::remove, remap_hint_predicate_after_duplication,
27713 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
27714 ipa_call_summary_t::remove, initialize_growth_caches,
27715 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
27716 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
27717 mark_modified, unmodified_parm_1, unmodified_parm,
27718 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
27719 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
27720 compute_bb_predicates, will_be_nonconstant_expr_predicate,
27721 will_be_nonconstant_predicate, record_modified_bb_info,
27722 get_minimal_bb, record_modified, param_change_prob,
27723 phi_result_unknown_predicate, predicate_for_phi_result,
27724 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
27725 estimate_function_body_sizes, compute_inline_parameters,
27726 compute_inline_parameters_for_curren, pass_data_inline_parameters,
27727 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
27728 inline_update_callee_summaries, remap_edge_change_prob,
27729 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
27730 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
27731 inline_analyze_function, inline_summary_t::insert,
27732 inline_generate_summary, read_ipa_call_summary, inline_read_section,
27733 inline_read_summary, write_ipa_call_summary, inline_write_summary,
27734 inline_free_summary): Move to ipa-fnsummary.h
27735 (predicate_t): Remove.
27736 * ipa-fnsummary.c: New file.
27737 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
27738 (enum inline_hints_vals, inline_hints, agg_position_info,
27739 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
27740 inline_summaries, ipa_call_summary, ipa_call_summary_t,
27741 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
27742 dump_inline_summary, dump_inline_hints, inline_generate_summary,
27743 inline_read_summary, inline_write_summary, inline_free_summary,
27744 inline_analyze_function, initialize_inline_failed,
27745 inline_merge_summary, inline_update_overall_summary,
27746 compute_inline_parameters): Move to ipa-fnsummary.h
27747 * ipa-fnsummary.h: New file.
27748 * ipa-inline-transform.h: Include ipa-inline.h.
27749 * ipa-inline.c: LIkewise.
27751 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
27753 * ipa-inline.c (edge_badness): Use inlined_time instead of
27754 inline_summaries->get.
27756 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
27758 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
27760 2017-05-22 Nathan Sidwell <nathan@acm.org>
27762 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
27763 (fdump-lang): Document 'raw' option.
27764 * dumpfile.h (TDI_tu): Delete.
27765 * dumpfile.c (dump_files): Remove translation-unit.
27766 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
27768 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
27770 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
27771 command option from $(AWK) call.
27772 * config/avr/genmultilib.awk: Simplify and rewrite so that it
27773 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
27774 [FORMAT]: Remove handling of variable.
27775 * config/avr/t-multilib: Regenerate.
27777 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
27779 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
27781 (dump_inline_summary): Do not print self_time.
27782 (estimate_function_body_sizes): Do not set self_time.
27783 (compute_inline_parameters): Likewise.
27784 (inline_read_section, inline_write_summary): Do not stream self_time.
27785 * ipa-inline.h (inline_summary): Drop self_time.
27787 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
27789 * ipa-inline-analysis.c (account_size_time): Rename to ...
27790 (inline_summary::account_size_time): ... this one.
27791 (reset_ipa_call_summary): Turn to ...
27792 (ipa_call_summary::reset): ... this one.
27793 (reset_inline_summary): Turn to ...
27794 (inline_summary::reset): ... this one.
27795 (inline_summary_t::remove): Update.
27796 (inline_summary_t::duplicate): Update.
27797 (ipa_call_summary_t::remove): Update.
27798 (dump_inline_summary): Update.
27799 (estimate_function_body_sizes): Update.
27800 (compute_inline_parameters): Update.
27801 (estimate_node_size_and_time): Update.
27802 (inline_merge_summary): Update.
27803 (inline_update_overall_summary): Update.
27804 (inline_read_section): Update.
27805 (inline_write_summary): Update.
27806 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
27807 add account_size_time and reset member functions.
27808 (ipa_call_summary): Add reset function.
27809 * ipa-predicate.h (predicate::operator &): Constify.
27811 2017-05-22 Richard Biener <rguenther@suse.de>
27813 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
27815 2017-05-19 Jason Merrill <jason@redhat.com>
27817 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
27819 2017-05-19 Marek Polacek <polacek@redhat.com>
27822 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
27823 TYPE_OVERFLOW_WRAPS checks.
27825 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
27827 * tree-core.h (enum omp_clause_default_kind): Add
27828 "OMP_CLAUSE_DEFAULT_PRESENT".
27829 * tree-pretty-print.c (dump_omp_clause): Handle it.
27830 * gimplify.c (enum gimplify_omp_var_data): Add
27831 "GOVD_MAP_FORCE_PRESENT".
27832 (gimplify_adjust_omp_clauses_1): Map it to
27833 "GOMP_MAP_FORCE_PRESENT".
27834 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
27836 * gimplify.c (oacc_default_clause): Clarify.
27838 2017-05-19 Nathan Sidwell <nathan@acm.org>
27840 LANG_HOOK_REGISTER_DUMPS
27841 * toplev.c (general_init): Call register dump lang hook.
27842 * doc/invoke.texi: Document -fdump-lang option family.
27843 * dumpfile.c (dump_files): Remove class dump here.
27844 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
27845 * dumpfile.h (tree_dump_index): Remove TDI_class.
27846 * langhooks-def.h (lhd_register_dumps): Declare.
27847 (LANG_HOOKS_REGISTER_DUMPS): Define.
27848 (LANG_HOOKS_INITIALIZER): Add it.
27849 * langhooks.c (lhd_register_dumps): Define.
27850 * langhooks.h (struct lang_hooks): Add register_dumps.
27852 2017-05-19 Nathan Sidwell <nathan@acm.org>
27854 * context.h (context::set_passes): New.
27855 * context.c (context::context): Do not create pass manager.
27856 * toplev.c (general_init): Create pass manager here.
27858 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
27860 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
27861 use this splitter if two add or or instructions would also work for
27862 the constant we want to generate.
27864 2017-05-19 Richard Biener <rguenther@suse.de>
27867 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
27868 predicate evaluation.
27870 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
27872 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
27874 * ipa-inline.c (want_inline_small_function_p): Do not cast to
27877 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
27879 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
27880 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
27881 (inline_edge_summary_vec): Turn into ...
27882 (ipa_call_summaries): ... this one.
27883 (redirect_to_unreachable, edge_set_predicate,
27884 evaluate_properties_for_edge, inline_summary_alloc,
27885 reset_ipa_call_summary, reset_inline_summary,
27886 inline_summary_t::duplicate): Update.
27887 (inline_edge_duplication_hook): Turn to ...
27888 (ipa_call_summary_t::duplicate): ... this one.
27889 (inline_edge_removal_hook): Turn to ...
27890 (ipa_call_summary_t::remove): ... this one.
27891 (dump_inline_edge_summary): Turn to ...
27892 (dump_ipa_call_summary): ... this one.
27893 (estimate_function_body_sizes): Update.
27894 (inline_update_callee_summaries): Update.
27895 (remap_edge_change_prob): Update.
27896 (remap_edge_summaries): Update.
27897 (inline_merge_summary): Update.
27898 (do_estimate_edge_time): Update.
27899 (inline_generate_summary): Update.
27900 (inline_read_section): Update.
27901 (inline_read_summary): Update.
27902 (inline_free_summary): Update.
27903 * ipa-inline.c (can_inline_edge_p): Update.
27904 (compute_inlined_call_time): Update.
27905 (want_inline_small_function_p): Update.
27906 (edge_badness): Update.
27907 (early_inliner): Update.
27908 * ipa-inline.h (inline_edge_summary): Turn to ...
27909 (ipa_call_summary): ... this one.
27910 (ipa_call_summary_t): New class.
27911 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
27912 (ipa_call_summaries): New.
27913 (inline_edge_summary): Remove.
27914 (estimate_edge_growth): Update.
27915 * ipa-profile.c (ipa_propagate_frequency_1): Update.
27916 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
27917 * ipa-split.c (execute_split_functions): Update.
27918 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
27920 2017-05-19 Richard Biener <rguenther@suse.de>
27922 PR middle-end/80764
27923 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
27925 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
27927 * config/rs6000/rs6000.c (struct machine_function): Add field
27928 fpr_is_wrapped_separately.
27929 (rs6000_get_separate_components): Use 64 components. Handle the
27930 new FPR components.
27931 (rs6000_components_for_bb): Handle the FPR components.
27932 (rs6000_emit_prologue_components): Handle the FPR components.
27933 (rs6000_emit_epilogue_components): Handle the FPR components.
27934 (rs6000_set_handled_components): Handle the FPR components.
27935 (rs6000_emit_prologue): Don't output prologue code for those FPRs
27936 that are already separately shrink-wrapped.
27937 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
27938 that are already separately shrink-wrapped.
27940 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
27943 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
27946 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
27947 (define_peephole2 for Altivec d-form load): Add peepholes to catch
27948 cases where the register allocator uses a move and an offsettable
27949 memory operation to/from a FPR register on ISA 2.06/2.07.
27950 (define_peephole2 for Altivec d-form store): Likewise.
27952 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
27955 * config/i386/mmx.md (*mov<mode>_internal): Enable
27956 alternatives 11, 12, 13 and 14 also for 32bit targets.
27957 Remove alternatives 15, 16, 17 and 18.
27958 * config/i386/sse.md (vec_concatv2di): Change
27959 alternative (!x, *y) to (x, ?!*Yn).
27961 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
27963 * dumpfile.h (enum dump_kind): Remove stray comma.
27965 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
27967 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
27968 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
27969 predicate::num_conditions
27970 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
27971 (CHANGED): turn into predicate::changed.
27972 (agg_position_info): Move to ipa-predicate.h
27973 (add_condition, predicate::add_clause, predicate::operator &=,
27974 predicate::or_with, predicate::evaluate, predicate::probability,
27975 dump_condition, dump_clause, predicate::dump,
27976 predicate::remap_after_duplication, predicate::remap_after_inlining,
27977 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
27978 (evaluate_conditions_for_known_args): Update.
27979 (set_cond_stmt_execution_predicate): Update.
27980 * ipa-inline.h: Include ipa-predicate.h
27981 (condition, inline_param_summary, conditions, agg_position_info,
27982 predicate): Move to ipa-predicate.h
27983 * ipa-predicate.c: New file.
27984 * ipa-predicate.h: New file.
27986 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
27988 * final.c (leaf_function_p): Check we are not in a sequence.
27990 2017-05-18 Martin Liska <mliska@suse.cz>
27992 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
27993 * dumpfile.c (dump_register): Use new enum dump_kind.
27994 (get_dump_file_name): Likewise.
27995 (dump_enable_all): Likewise.
27996 (dump_switch_p_1): Likewise.
27997 (enable_rtl_dump_file): Remove usage of TDF_RTL.
27998 * dumpfile.h (enum dump_kind): New enum type.
27999 (struct dump_file_info): Create constructor and
28000 format fields and comments.
28001 * passes.c (pass_manager::register_one_dump_file):
28003 * statistics.c (statistics_early_init): Likewise.
28004 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
28005 TDF_TREE with TDF_SLIM.
28006 (gather_memory_references_ref): Likewise.
28008 2017-05-18 Martin Liska <mliska@suse.cz>
28010 * vec.h (struct vnull): Use it.
28012 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
28014 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
28015 (true_predicate, false_predicate, true_predicate_p,
28016 false_predicate_p): Remove.
28017 (single_cond_predicate, not_inlined_predicate): Turn to member function
28019 (add_condition): Update.
28020 (add_clause): Turn to...
28021 (predicate::add_clause): ... this one; update; allow passing NULL
28023 (and_predicates): Turn to ...
28024 (predicate::operator &=): ... this one.
28025 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
28026 (or_predicates): Turn to ...
28027 (predicate::or_with): ... this one.
28028 (evaluate_predicate): Turn to ...
28029 (predicate::evaluate): ... this one.
28030 (predicate_probability): Turn to ...
28031 (predicate::probability): ... this one.
28032 (dump_condition): Update.
28033 (dump_predicate): Turn to ...
28034 (predicate::dump): ... this one.
28035 (account_size_time): Update.
28036 (edge_set_predicate): Update.
28037 (set_hint_predicate): UPdate.
28038 (evaluate_conditions_for_known_args): Update.
28039 (evaluate_properties_for_edge): Update.
28040 (remap_predicate_after_duplication): Turn to...
28041 (predicate::remap_after_duplication): ... this one.
28042 (remap_hint_predicate_after_duplication): Update.
28043 (inline_summary_t::duplicate): UPdate.
28044 (dump_inline_edge_summary): Update.
28045 (dump_inline_summary): Update.
28046 (set_cond_stmt_execution_predicate): Update.
28047 (set_switch_stmt_execution_predicate): Update.
28048 (compute_bb_predicates): Update.
28049 (will_be_nonconstant_expr_predicate): Update.
28050 (will_be_nonconstant_predicate): Update.
28051 (phi_result_unknown_predicate): Update.
28052 (predicate_for_phi_result): Update.
28053 (array_index_predicate): Update.
28054 (estimate_function_body_sizes): Update.
28055 (estimate_node_size_and_time): Update.
28056 (estimate_ipcp_clone_size_and_time): Update.
28057 (remap_predicate): Rename to ...
28058 (predicate::remap_after_inlining): ... this one.
28059 (remap_hint_predicate): Update.
28060 (inline_merge_summary): Update.
28061 (inline_update_overall_summary): Update.
28062 (estimate_size_after_inlining): Update.
28063 (read_predicate): Rename to ...
28064 (predicate::stream_in): ... this one.
28065 (read_inline_edge_summary): Update.
28066 (write_predicate): Rename to ...
28067 (predicate::stream_out): ... this one.
28068 (write_inline_edge_summary): Update.
28069 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
28070 (clause_t): Turn to uint32_t
28071 (predicate): Turn to class; implement constructor and operators
28073 (size_time_entry): Update.
28074 (inline_summary): Update.
28075 (inline_edge_summary): Update.
28077 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
28079 * fold-const.c (fold_binary_loc): Move transformation...
28080 * match.pd (C - X CMP X): ... here.
28082 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
28084 * config/sparc/sparc.c (sparc_option_override): Set function
28085 alignment for -mcpu=niagara7 to 64 to match the I$ line.
28086 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
28088 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
28090 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
28092 2017-05-18 Marek Polacek <polacek@redhat.com>
28095 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
28096 (pass_ubsan::execute): Call gimple_assign_single_p instead of
28097 gimple_assign_load_p.
28099 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
28101 PR middle-end/80692
28102 * real.c (do_compare): Give decimal_do_compare preference over
28103 comparing just the signs.
28105 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
28107 * doc/md.texi (Canonicalization of Instructions): Describe the
28108 canonical form of instructions that inherently set a condition
28111 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
28113 PR middle-end/80775
28114 * tree-cfg.c: Move deletion of unreachable case statements to after
28115 the merging of consecutive case labels.
28117 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
28119 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
28120 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
28121 restoring of callee-saved registers.
28123 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
28125 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
28126 * config/visium/visium.c (single_set_and_flags): Likewise.
28127 * config/visium/visium.md (Substitutions): Likewise.
28129 2017-05-17 Martin Liska <mliska@suse.cz>
28131 * cfg.c: Introduce dump_flags_t type and
28132 use it instead of int type.
28134 * cfghooks.c: Likewise.
28135 * cfghooks.h (struct cfg_hooks): Likewise.
28136 * cfgrtl.c: Likewise.
28137 * cfgrtl.h: Likewise.
28138 * cgraph.c (cgraph_node::get_body): Likewise.
28139 * coretypes.h: Likewise.
28140 * domwalk.c: Likewise.
28141 * domwalk.h: Likewise.
28142 * dumpfile.c (struct dump_option_value_info): Likewise.
28143 (dump_enable_all): Likewise.
28144 (dump_switch_p_1): Likewise.
28145 (opt_info_switch_p): Likewise.
28146 * dumpfile.h (enum tree_dump_index): Likewise.
28147 (struct dump_file_info): Likewise.
28148 * genemit.c: Likewise.
28149 * generic-match-head.c: Likewise.
28150 * gengtype.c (open_base_files): Likewise.
28151 * gimple-pretty-print.c: Likewise.
28152 * gimple-pretty-print.h: Likewise.
28153 * graph.c (print_graph_cfg): Likewise.
28154 * graphite-scop-detection.c (dot_all_sese): Likewise.
28155 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
28156 * loop-unroll.c (report_unroll): Likewise.
28157 * passes.c (pass_manager::register_one_dump_file): Likewise.
28158 * print-tree.c: Likewise.
28159 * statistics.c: Likewise.
28160 * tree-cfg.c: Likewise.
28161 * tree-cfg.h: Likewise.
28162 * tree-dfa.c: Likewise.
28163 * tree-dfa.h: Likewise.
28164 * tree-dump.c (dump_function): Likewise.
28165 * tree-dump.h (struct dump_info): Likewise.
28166 * tree-pretty-print.c: Likewise.
28167 * tree-pretty-print.h: Likewise.
28168 * tree-ssa-live.c: Likewise.
28169 * tree-ssa-live.h: Likewise.
28170 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
28171 * tree-vect-loop.c: Likewise.
28172 * tree-vect-slp.c: Likewise.
28174 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
28175 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28177 PR tree-optimization/80457
28178 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
28179 of all arguments to a statement as scalar_to_vec operations.
28180 (vectorizable_call): Adjust call to vect_model_simple_cost for
28182 (vectorizable_conversion): Likewise.
28183 (vectorizable_assignment): Likewise.
28184 (vectorizable_shift): Likewise.
28185 (vectorizable_operation): Likewise.
28186 (vectorizable_comparison): Likewise.
28187 (vect_is_simple_cond): Record the def types for operands.
28188 (vectorizable_condition): Likewise, call vect_model_simple_cost.
28189 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
28190 for statement argument count.
28192 2017-05-16 Carl Love <cel@us.ibm.com>
28194 * config/rs6000/rs6000-c: Add support for built-in functions
28195 vector unsigned long long vec_bperm (vector unsigned long long,
28196 vector unsigned char)
28197 vector signed long long vec_mule (vector signed int,
28199 vector unsigned long long vec_mule (vector unsigned int,
28200 vector unsigned int)
28201 vector signed long long vec_mulo (vector signed int,
28203 vector unsigned long long vec_mulo (vector unsigned int,
28204 vector unsigned int)
28205 vector signed char vec_sldw (vector signed char,
28206 vector signed char,
28208 vector unsigned char vec_sldw (vector unsigned char,
28209 vector unsigned char,
28211 vector signed short vec_sldw (vector signed short,
28212 vector signed short,
28214 vector unsigned short vec_sldw (vector unsigned short,
28215 vector unsigned short,
28217 vector signed int vec_sldw (vector signed int,
28220 vector unsigned int vec_sldw (vector unsigned int,
28221 vector unsigned int,
28223 vector signed long long vec_sldw (vector signed long long,
28224 vector signed long long,
28226 vector unsigned long long vec_sldw (vector unsigned long long,
28227 vector unsigned long long,
28229 * config/rs6000/rs6000-c: Add support for built-in functions
28230 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
28231 * config/rs6000/altivec.h: Add defintion for vec_sldw.
28232 * doc/extend.texi: Update the built-in documentation for the
28233 new built-in functions.
28235 2017-05-16 Marek Polacek <polacek@redhat.com>
28239 * tree.c (save_expr): Don't fold the expression.
28241 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
28243 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
28244 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
28245 and (?*y,m). Update insn attributes.
28247 2017-05-16 Martin Liska <mliska@suse.cz>
28249 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
28250 flags argument of print_gimple_stmt, print_gimple_expr,
28251 print_generic_stmt and print_generic_expr.
28252 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
28253 * coretypes.h: Likewise.
28254 * except.c (dump_eh_tree): Likewise.
28255 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
28256 * gimple-pretty-print.h: Likewise.
28257 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
28258 (backprop::push_to_worklist): Likewise.
28259 (backprop::pop_from_worklist): Likewise.
28260 (backprop::process_use): Likewise.
28261 (backprop::intersect_uses): Likewise.
28262 (note_replacement): Likewise.
28263 * gimple-ssa-store-merging.c
28264 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
28265 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
28266 (pass_store_merging::execute): Likewise.
28267 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
28268 (ssa_base_cand_dump_callback): Likewise.
28269 (dump_incr_vec): Likewise.
28270 (replace_refs): Likewise.
28271 (replace_mult_candidate): Likewise.
28272 (create_add_on_incoming_edge): Likewise.
28273 (create_phi_basis): Likewise.
28274 (insert_initializers): Likewise.
28275 (all_phi_incrs_profitable): Likewise.
28276 (introduce_cast_before_cand): Likewise.
28277 (replace_one_candidate): Likewise.
28278 * gimplify.c (gimplify_expr): Likewise.
28279 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
28280 (set_rename): Likewise.
28281 (rename_uses): Likewise.
28282 (copy_loop_phi_nodes): Likewise.
28283 (add_close_phis_to_merge_points): Likewise.
28284 (copy_loop_close_phi_args): Likewise.
28285 (copy_cond_phi_args): Likewise.
28286 (graphite_copy_stmts_from_block): Likewise.
28287 (translate_pending_phi_nodes): Likewise.
28288 * graphite-poly.c (print_pdr): Likewise.
28289 (dump_gbb_cases): Likewise.
28290 (dump_gbb_conditions): Likewise.
28291 (print_scop_params): Likewise.
28292 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
28293 (build_cross_bb_scalars_use): Likewise.
28294 (gather_bbs::before_dom_children): Likewise.
28295 * hsa-dump.c (dump_hsa_immed): Likewise.
28296 * ipa-cp.c (print_ipcp_constant_value): Likewise.
28297 (get_replacement_map): Likewise.
28298 * ipa-inline-analysis.c (dump_condition): Likewise.
28299 (estimate_function_body_sizes): Likewise.
28300 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
28301 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
28302 * ipa-prop.c (ipa_dump_param): Likewise.
28303 (ipa_print_node_jump_functions_for_edge): Likewise.
28304 (ipa_modify_call_arguments): Likewise.
28305 (ipa_modify_expr): Likewise.
28306 (ipa_dump_param_adjustments): Likewise.
28307 (ipa_dump_agg_replacement_values): Likewise.
28308 (ipcp_modif_dom_walker::before_dom_children): Likewise.
28309 * ipa-pure-const.c (check_stmt): Likewise.
28310 (pass_nothrow::execute): Likewise.
28311 * ipa-split.c (execute_split_functions): Likewise.
28312 * omp-offload.c (dump_oacc_loop_part): Likewise.
28313 (dump_oacc_loop): Likewise.
28314 * trans-mem.c (tm_log_emit): Likewise.
28315 (tm_memopt_accumulate_memops): Likewise.
28316 (dump_tm_memopt_set): Likewise.
28317 (dump_tm_memopt_transform): Likewise.
28318 * tree-cfg.c (gimple_verify_flow_info): Likewise.
28319 (print_loop): Likewise.
28320 * tree-chkp-opt.c (chkp_print_addr): Likewise.
28321 (chkp_gather_checks_info): Likewise.
28322 (chkp_get_check_result): Likewise.
28323 (chkp_remove_check_if_pass): Likewise.
28324 (chkp_use_outer_bounds_if_possible): Likewise.
28325 (chkp_reduce_bounds_lifetime): Likewise.
28326 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
28327 (chkp_mark_completed_bounds): Likewise.
28328 (chkp_register_incomplete_bounds): Likewise.
28329 (chkp_mark_invalid_bounds): Likewise.
28330 (chkp_maybe_copy_and_register_bounds): Likewise.
28331 (chkp_build_returned_bound): Likewise.
28332 (chkp_get_bound_for_parm): Likewise.
28333 (chkp_build_bndldx): Likewise.
28334 (chkp_get_bounds_by_definition): Likewise.
28335 (chkp_generate_extern_var_bounds): Likewise.
28336 (chkp_get_bounds_for_decl_addr): Likewise.
28337 * tree-chrec.c (chrec_apply): Likewise.
28338 * tree-data-ref.c (dump_data_reference): Likewise.
28339 (dump_subscript): Likewise.
28340 (dump_data_dependence_relation): Likewise.
28341 (analyze_overlapping_iterations): Likewise.
28342 * tree-inline.c (expand_call_inline): Likewise.
28343 (tree_function_versioning): Likewise.
28344 * tree-into-ssa.c (dump_defs_stack): Likewise.
28345 (dump_currdefs): Likewise.
28346 (dump_names_replaced_by): Likewise.
28347 (dump_update_ssa): Likewise.
28348 (update_ssa): Likewise.
28349 * tree-object-size.c (pass_object_sizes::execute): Likewise.
28350 * tree-parloops.c (build_new_reduction): Likewise.
28351 (try_create_reduction_list): Likewise.
28352 (ref_conflicts_with_region): Likewise.
28353 (oacc_entry_exit_ok_1): Likewise.
28354 (oacc_entry_exit_single_gang): Likewise.
28355 * tree-pretty-print.h: Likewise.
28356 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
28357 (get_scalar_evolution): Likewise.
28358 (add_to_evolution): Likewise.
28359 (get_loop_exit_condition): Likewise.
28360 (analyze_evolution_in_loop): Likewise.
28361 (analyze_initial_condition): Likewise.
28362 (analyze_scalar_evolution): Likewise.
28363 (instantiate_scev): Likewise.
28364 (number_of_latch_executions): Likewise.
28365 (gather_chrec_stats): Likewise.
28366 (final_value_replacement_loop): Likewise.
28367 (scev_const_prop): Likewise.
28368 * tree-sra.c (dump_access): Likewise.
28369 (disqualify_candidate): Likewise.
28370 (create_access): Likewise.
28371 (reject): Likewise.
28372 (maybe_add_sra_candidate): Likewise.
28373 (create_access_replacement): Likewise.
28374 (analyze_access_subtree): Likewise.
28375 (analyze_all_variable_accesses): Likewise.
28376 (sra_modify_assign): Likewise.
28377 (initialize_constant_pool_replacements): Likewise.
28378 (find_param_candidates): Likewise.
28379 (decide_one_param_reduction): Likewise.
28380 (replace_removed_params_ssa_names): Likewise.
28381 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
28382 * tree-ssa-copy.c (dump_copy_of): Likewise.
28383 (copy_prop_visit_cond_stmt): Likewise.
28384 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
28385 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
28386 (record_equivalences_from_stmt): Likewise.
28387 * tree-ssa-dse.c (compute_trims): Likewise.
28388 (delete_dead_call): Likewise.
28389 (delete_dead_assignment): Likewise.
28390 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
28391 (forward_propagate_into_cond): Likewise.
28392 (pass_forwprop::execute): Likewise.
28393 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
28394 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
28396 (move_computations_worker): Likewise.
28397 (execute_sm): Likewise.
28398 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
28399 (remove_exits_and_undefined_stmts): Likewise.
28400 (remove_redundant_iv_tests): Likewise.
28401 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
28402 (adjust_iv_update_pos): Likewise.
28403 * tree-ssa-math-opts.c (bswap_replace): Likewise.
28404 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
28405 (value_replacement): Likewise.
28406 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
28407 * tree-ssa-pre.c (print_pre_expr): Likewise.
28408 (get_representative_for): Likewise.
28409 (create_expression_by_pieces): Likewise.
28410 (insert_into_preds_of_block): Likewise.
28411 (eliminate_insert): Likewise.
28412 (eliminate_dom_walker::before_dom_children): Likewise.
28413 (eliminate): Likewise.
28414 (remove_dead_inserted_code): Likewise.
28415 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
28416 * tree-ssa-reassoc.c (get_rank): Likewise.
28417 (eliminate_duplicate_pair): Likewise.
28418 (eliminate_plus_minus_pair): Likewise.
28419 (eliminate_not_pairs): Likewise.
28420 (undistribute_ops_list): Likewise.
28421 (eliminate_redundant_comparison): Likewise.
28422 (update_range_test): Likewise.
28423 (optimize_range_tests_var_bound): Likewise.
28424 (optimize_vec_cond_expr): Likewise.
28425 (rewrite_expr_tree): Likewise.
28426 (rewrite_expr_tree_parallel): Likewise.
28427 (linearize_expr): Likewise.
28428 (break_up_subtract): Likewise.
28429 (linearize_expr_tree): Likewise.
28430 (attempt_builtin_powi): Likewise.
28431 (attempt_builtin_copysign): Likewise.
28432 (transform_stmt_to_copy): Likewise.
28433 (transform_stmt_to_multiply): Likewise.
28434 (dump_ops_vector): Likewise.
28435 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
28436 (print_scc): Likewise.
28437 (set_ssa_val_to): Likewise.
28438 (visit_reference_op_store): Likewise.
28439 (visit_use): Likewise.
28440 (sccvn_dom_walker::before_dom_children): Likewise.
28441 (run_scc_vn): Likewise.
28442 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
28444 (expr_hash_elt::print): Likewise.
28445 (const_and_copies::pop_to_marker): Likewise.
28446 (const_and_copies::record_const_or_copy_raw): Likewise.
28447 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
28448 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
28449 (dump_predicates): Likewise.
28450 (find_uninit_use): Likewise.
28451 (warn_uninitialized_phi): Likewise.
28452 (pass_late_warn_uninitialized::execute): Likewise.
28453 * tree-ssa.c (verify_vssa): Likewise.
28454 (verify_ssa): Likewise.
28455 (maybe_optimize_var): Likewise.
28456 * tree-vrp.c (dump_value_range): Likewise.
28457 (dump_all_value_ranges): Likewise.
28458 (dump_asserts_for): Likewise.
28459 (register_edge_assert_for_2): Likewise.
28460 (vrp_visit_cond_stmt): Likewise.
28461 (vrp_visit_switch_stmt): Likewise.
28462 (vrp_visit_stmt): Likewise.
28463 (vrp_visit_phi_node): Likewise.
28464 (simplify_cond_using_ranges_1): Likewise.
28465 (fold_predicate_in): Likewise.
28466 (evrp_dom_walker::before_dom_children): Likewise.
28467 (evrp_dom_walker::push_value_range): Likewise.
28468 (evrp_dom_walker::pop_value_range): Likewise.
28469 (execute_early_vrp): Likewise.
28471 2017-05-16 Richard Biener <rguenther@suse.de>
28473 * dwarf2out.c (loc_list_from_tree_1): Do not create
28474 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
28476 2017-05-16 Richard Biener <rguenther@suse.de>
28478 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
28480 (note_variable_value_in_expr): If we resolved the decl ref
28481 do not push to the stack.
28483 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
28485 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
28486 operations in fast-math mode.
28487 (vaddq_f16): Likewise.
28488 (vmul_f16): Likewise.
28489 (vmulq_f16): Likewise.
28490 (vsub_f16): Likewise.
28491 (vsubq_f16): Likewise.
28492 * config/arm/neon.md (add<mode>3): New.
28494 (fma:<VH:mode>3): New. Also remove outdated comment.
28497 2017-05-16 Martin Liska <mliska@suse.cz>
28501 * ipa-devirt.c (warn_types_mismatch): Fix typo.
28502 (odr_types_equivalent_p): Likewise.
28504 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
28506 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
28508 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
28511 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
28512 non-interunit SSE move alternatives with '?'.
28513 (zero-extendsidi peephole2): New peephole to skip intermediate
28514 general register in SSE zero-extend sequence.
28516 2017-05-15 Jeff Law <law@redhat.com>
28518 * reorg.c (relax_delay_slots): Create a new variable to hold
28519 the temporary target rather than clobbering TARGET_LABEL.
28521 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
28522 missing argument to extract_bit_field call.
28523 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
28525 2017-05-15 Martin Liska <mliska@suse.cz>
28528 * gcc.c (process_command): Do not allow empty argument of -o option.
28530 2017-05-15 Renlin Li <renlin.li@arm.com>
28532 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
28533 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
28534 * config/aarch64/constraints.md (Usf): Add long call check.
28535 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
28536 (call_value): Likewise.
28537 (sibcall): Likewise.
28538 (sibcall_value): Likewise.
28540 (call_value_insn): New.
28541 (sibcall_insn): Update rtx pattern.
28542 (sibcall_value_insn): Likewise.
28543 (call_internal): Remove.
28544 (call_value_internal): Likewise.
28545 (sibcall_internal): Likewise.
28546 (sibcall_value_internal): Likewise.
28547 (call_reg): Likewise.
28548 (call_symbol): Likewise.
28549 (call_value_reg): Likewise.
28550 (call_value_symbol): Likewise.
28552 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
28555 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
28557 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
28559 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
28560 compatible with CCGOCmode and with CCZmode.
28562 2017-05-14 Martin Sebor <msebor@redhat.com>
28564 PR middle-end/77671
28565 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
28566 (gimple_fold_builtin_snprintf): Same.
28567 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
28568 (gimple_fold_builtin_snprintf): Same.
28569 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
28570 of character types.
28571 (is_call_safe): New function.
28572 (try_substitute_return_value): Call it.
28573 (try_simplify_call): New function.
28574 (pass_sprintf_length::handle_gimple_call): Call it.
28576 2017-05-14 Martin Sebor <msebor@redhat.com>
28578 PR middle-end/80669
28579 * builtins.c (expand_builtin_stpncpy): Simplify.
28581 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
28583 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
28584 * config/i386/i386.h
28585 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
28586 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
28587 (struct machine_function): Add new members call_ms2sysv,
28588 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
28589 (struct machine_frame_state): New fields sp_realigned and
28590 sp_realigned_offset.
28591 * config/i386/i386.c
28592 (enum xlogue_stub): New enum.
28593 (enum xlogue_stub_sets): New enum.
28594 (class xlogue_layout): New class.
28595 (struct ix86_frame): New fields stack_realign_allocate_offset,
28596 stack_realign_offset and outlined_save_offset. Modify comments to
28597 detail stack layout when using out-of-line stubs.
28598 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
28599 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
28600 -mcall-ms2sysv-xlogues.
28601 (stub_managed_regs): New static variable.
28602 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
28603 registers managed by out-of-line stub.
28604 (disable_call_ms2sysv_xlogues): New function.
28605 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
28606 m->call_ms2sysv when appropriate and compute frame layout for
28608 (sp_valid_at, fp_valid_at): New inline functions.
28609 (choose_basereg): New function.
28610 (choose_baseaddr): Add align parameter, use choose_basereg and modify
28612 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
28613 Use align parameter of choose_baseaddr to generated aligned SSE movs
28615 (pro_epilogue_adjust_stack): Modify to track
28616 machine_frame_state::sp_realigned.
28617 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
28618 (ix86_nsaved_sseregs): Likewise.
28619 (ix86_emit_save_regs): Likewise.
28620 (ix86_emit_save_regs_using_mov): Likewise.
28621 (ix86_emit_save_sse_regs_using_mov): Likewise.
28622 (get_scratch_register_on_entry): Likewise.
28623 (gen_frame_set): New function.
28624 (gen_frame_load): Likewise.
28625 (gen_frame_store): Likewise.
28626 (emit_outlined_ms2sysv_save): Likewise.
28627 (emit_outlined_ms2sysv_restore): Likewise.
28628 (ix86_expand_prologue): Modify stack re-alignment code and call
28629 emit_outlined_ms2sysv_save when appropriate.
28630 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
28631 parameter rtx_insn *insn, which allows the function to be used to only
28632 generate the notes.
28633 (ix86_expand_epilogue): Modify validity checks of frame and stack
28634 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
28635 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
28636 * config/i386/predicates.md
28637 (save_multiple): New predicate.
28638 (restore_multiple): Likewise.
28639 * config/i386/sse.md
28640 (save_multiple<mode>): New pattern.
28641 (save_multiple_realign<mode>): Likewise.
28642 (restore_multiple<mode>): Likewise.
28643 (restore_multiple_and_return<mode>): Likewise.
28644 (restore_multiple_leave_return<mode>): Likewise.
28645 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
28647 2017-05-14 Julia Koval <julia.koval@intel.com>
28649 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
28650 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
28651 (__builtin_ia32_xsetbv): New builtins.
28652 * config/i386/i386.c (ix86_expand_special_args_builtin):
28654 (ix86_expand_builtin): Special expand for new intrinsics.
28655 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
28656 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
28657 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
28659 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28661 * cfganal.c (inverted_post_order_compute): Change argument type
28663 * cfganal.h (inverted_post_order_compute): Adjust prototype.
28664 * df-core.c (rest_of_handle_df_initialize): Adjust.
28665 (rest_of_handle_df_finish): Likewise.
28666 (df_analyze_1): Likewise.
28667 (df_analyze): Likewise.
28668 (loop_inverted_post_order_compute): Change argument to be a vec *.
28669 (df_analyze_loop): Adjust.
28670 (df_get_n_blocks): Likewise.
28671 (df_get_postorder): Likewise.
28672 * df.h (struct df_d): Change field to be a vec.
28673 * lcm.c (compute_laterin): Adjust.
28674 (compute_available): Likewise.
28675 * lra-lives.c (lra_create_live_ranges_1): Likewise.
28676 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
28677 * tree-ssa-pre.c (compute_antic): Likewise.
28679 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28681 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
28682 (depth_first_search::depth_first_search): Change structure init
28683 function to this constructor.
28684 (depth_first_search::add_bb): Rename function to this member.
28685 (depth_first_search::execute): Likewise.
28686 (flow_dfs_compute_reverse_finish): Adjust.
28688 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28690 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
28691 (longest_simple_path): Likewise.
28692 * shrink-wrap.c (spread_components): Likewise.
28693 (disqualify_problematic_components): Likewise.
28694 (emit_common_heads_for_components): Likewise.
28695 (emit_common_tails_for_components): Likewise.
28696 (insert_prologue_epilogue_for_components): Likewise.
28698 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28700 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
28703 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28705 * df-core.c (df_set_blocks): Start using auto_bitmap.
28706 (df_compact_blocks): Likewise.
28707 * df-problems.c (df_rd_confluence_n): Likewise.
28708 * df-scan.c (df_insn_rescan_all): Likewise.
28709 (df_process_deferred_rescans): Likewise.
28710 (df_update_entry_block_defs): Likewise.
28711 (df_update_exit_block_uses): Likewise.
28712 (df_entry_block_bitmap_verify): Likewise.
28713 (df_exit_block_bitmap_verify): Likewise.
28714 (df_scan_verify): Likewise.
28715 * lra-constraints.c (lra_constraints): Likewise.
28716 (undo_optional_reloads): Likewise.
28717 (lra_undo_inheritance): Likewise.
28718 * lra-remat.c (calculate_gen_cands): Likewise.
28719 (do_remat): Likewise.
28720 * lra-spills.c (assign_spill_hard_regs): Likewise.
28721 (spill_pseudos): Likewise.
28722 * tree-ssa-pre.c (bitmap_set_and): Likewise.
28723 (bitmap_set_subtract_values): Likewise.
28725 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28727 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
28728 management with auto_bitmap.
28729 (fix_inter_tick): Likewise.
28730 (fix_recovery_deps): Likewise.
28731 * ira.c (add_store_equivs): Likewise.
28732 (find_moveable_pseudos): Likewise.
28733 (split_live_ranges_for_shrink_wrap): Likewise.
28734 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
28735 (rtx_reuse_manager::seen_def_p): Likewise.
28736 (rtx_reuse_manager::set_seen_def): Likewise.
28737 * print-rtl.h (class rtx_reuse_manager): Likewise.
28739 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28741 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
28743 (migrate_btr_def): Likewise.
28744 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
28745 * df-core.c (loop_post_order_compute): Likewise.
28746 (loop_inverted_post_order_compute): Likewise.
28747 * hsa-common.h: Likewise.
28748 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
28749 * init-regs.c (initialize_uninitialized_regs): Likewise.
28750 * ipa-inline.c (resolve_noninline_speculation): Likewise.
28751 (inline_small_functions): Likewise.
28752 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
28753 * ira.c (combine_and_move_insns): Likewise.
28754 (build_insn_chain): Likewise.
28755 * loop-invariant.c (find_invariants): Likewise.
28756 * lower-subreg.c (propagate_pseudo_copies): Likewise.
28757 * predict.c (tree_predict_by_opcode): Likewise.
28758 (predict_paths_leading_to): Likewise.
28759 (predict_paths_leading_to_edge): Likewise.
28760 (estimate_loops_at_level): Likewise.
28761 (estimate_loops): Likewise.
28762 * shrink-wrap.c (try_shrink_wrapping): Likewise.
28763 (spread_components): Likewise.
28764 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
28765 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
28766 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
28767 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
28768 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
28769 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
28770 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
28771 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
28772 (mark_threaded_blocks): Likewise.
28773 (thread_through_all_blocks): Likewise.
28774 * tree-ssa.c (verify_ssa): Likewise.
28775 (execute_update_addresses_taken): Likewise.
28776 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
28778 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28780 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
28782 (post_order_compute): Likewise.
28783 (inverted_post_order_compute): Likewise.
28784 (pre_and_rev_post_order_compute_fn): Likewise.
28786 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28788 * genrecog.c (int_set::int_set): Explicitly construct our
28789 auto_vec base class.
28790 * vec.h (auto_vec::auto_vec): New constructor.
28792 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28794 * bitmap.h (class auto_bitmap): New constructor taking
28795 bitmap_obstack * argument.
28797 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28799 * bitmap.h (class auto_bitmap): Change type of m_bits to
28800 bitmap_head, and adjust ctor / dtor and member operators.
28802 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
28804 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
28805 when returned register mode doesn't match original mode.
28807 2017-05-12 Jeff Law <law@redhat.com>
28808 Jakub Jelinek <jakub@redhat.com>
28810 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
28811 we look for cc setter after the compare-elim changes.
28812 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
28813 within the vector to match what compare-elim now expects.
28814 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
28815 (xorsi3_flags, one_cmplsi2_flags): Likewise.
28817 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
28818 after the compare-elim changes.
28819 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
28820 the vector to match what compare-elim now expects.
28821 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
28822 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
28823 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
28824 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
28825 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
28827 * config/visium/visium.c (single_set_and_flags): Fix where
28828 we look for cc setter after the compare-elim changes.
28829 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
28830 with the vector to match what compare-elim now expects.
28831 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
28832 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
28833 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
28834 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
28835 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
28836 (neg<mode>2_insn_set_overflow): Likewise.
28838 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
28840 PR middle-end/79794
28841 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
28842 maybe_expand_insn call, set ops[0].target. If still set after call,
28843 set alt_rtl. Add extra arg to recursive calls.
28844 (extract_bit_field): Add alt_rtl argument. Pass to
28846 * expmed.h (extract_bit_field): Fix prototype.
28847 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
28848 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
28849 to extract_bit_field_calls.
28850 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
28851 Pass alt_rtl to extract_bit_field calls.
28852 * calls.c (store_unaligned_arguments_into_psuedos)
28853 load_register_parameters): Pass extra NULL to extract_bit_field calls.
28854 * optabs.c (maybe_legitimize_operand): Clear op->target when call
28856 * optabs.h (struct expand_operand): Add target bitfield.
28858 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
28860 * compare-elim.c (try_eliminate_compare): Canonicalize
28861 operation with embedded compare to
28862 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
28863 (set (reg) (operation)].
28865 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
28867 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
28870 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
28871 cost of adding a carry flag for ADC instruction.
28872 [case MINUS]: Ignore the cost of subtracting a carry flag
28873 for SBB instruction.
28875 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
28877 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
28879 * config/rs6000/bmiintrin.h: New file.
28880 * config/rs6000/bmi2intrin.h: New file.
28881 * config/rs6000/x86intrin.h: New file.
28883 2017-05-12 Jeff Law <law@redhat.com>
28885 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
28888 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
28890 PR middle-end/80707
28891 * tree-cfg.c: Remove cfg edges of unreachable case statements.
28893 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
28895 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
28896 early expansion of vector divide builtins.
28897 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
28898 builtins identified as having unsigned arguments.
28900 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
28902 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
28903 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
28904 expansion of vector logical operations (and, andc, or, xor,
28907 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
28909 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
28910 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
28912 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
28914 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
28915 early GIMPLE expansion of vector multiplies.
28917 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
28919 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
28920 TARGET_HAVE_MOVT conditional.
28921 (movt splitter): Likewise.
28923 2017-05-12 Richard Biener <rguenther@suse.de>
28925 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
28926 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28927 Fold all stmts not inplace.
28929 2017-05-12 Richard Biener <rguenther@suse.de>
28931 PR tree-optimization/80713
28932 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
28933 inserted_exprs bit for not removed stmts.
28935 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
28937 PR middle-end/69921
28938 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
28939 parallelized" attribute for parallelized OpenACC kernels.
28940 * omp-offload.c (execute_oacc_device_lower): Use it.
28942 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
28943 Set "oacc kernels" attribute.
28944 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
28945 parameter. Adjust all users.
28946 (oacc_fn_attrib_kernels_p): Remove function.
28947 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
28948 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
28949 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28950 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
28951 assert "oacc kernels" attribute is set.
28953 2017-05-11 Carl Love <cel@us.ibm.com>
28955 * config/rs6000/rs6000-c: Add support for built-in functions
28956 vector unsigned char vec_popcnt (vector signed char)
28957 vector unsigned char vec_popcnt (vector unsigned char)
28958 vector unsigned short vec_popcnt (vector signed short)
28959 vector unsigned short vec_popcnt (vector unsigned short)
28960 vector unsigned int vec_popcnt (vector signed int)
28961 vector unsigned int vec_popcnt (vector unsigned int)
28962 vector unsigned long long vec_popcnt (vector signed long long)
28963 vector unsigned long long vec_popcnt (vector unsigned long long)
28964 vector signed long long vec_slo (vector signed long long,
28965 vector signed char)
28966 vector signed long long vec_slo (vector signed long long,
28967 vector unsigned char)
28968 vector unsigned long long vec_slo (vector unsigned long long,
28969 vector signed char)
28970 vector unsigned long long vec_slo (vector unsigned long long,
28971 vector unsigned char)
28972 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
28973 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
28974 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
28975 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
28976 * doc/extend.texi: Update the built-in documentation file for the
28977 new built-in functions.
28979 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28981 * attribs.h (sorted_attr_string): Move machine independent
28982 functions for target clone support from the i386 port to common
28983 code. Rename ix86_function_versions to common_function_versions.
28984 Rename make_name to make_unique_name.
28985 (common_function_versions): Likewise.
28986 (make_unique_name): Likewise.
28987 (make_dispatcher_decl): Likewise.
28988 (is_function_default_version): Likewise.
28989 * attribs.c (attr_strcmp): Likewise.
28990 (sorted_attr_string): Likewise.
28991 (common_function_versions): Likewise.
28992 (make_unique_name): Likewise.
28993 (make_dispatcher_decl): Likewise.
28994 (is_function_default_version): Likewise.
28995 * config/i386/i386.c (attr_strcmp): Likewise.
28996 (sorted_attr_string): Likewise.
28997 (ix86_function_versions): Likewise.
28998 (make_name): Likewise.
28999 (make_dispatcher_decl): Likewise.
29000 (is_function_default_version): Likewise.
29001 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
29003 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29006 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
29007 Account for direct move costs for vec_construct of integer
29010 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
29013 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
29014 (UNSPEC_STX_ATOMIC): Ditto.
29015 (loaddi_via_sse): New insn.
29016 (storedi_via_sse): Ditto.
29017 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
29018 Update corresponding peephole2 patterns.
29019 (atomic_storedi_fpu): Ditto.
29021 2017-05-11 Julia Koval <julia.koval@intel.com>
29023 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
29024 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
29026 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
29027 (__builtin_ia32_rsqrt14ss_mask): New builtins.
29028 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
29030 2017-05-11 Nathan Sidwell <nathan@acm.org>
29032 * graphite-poly.c: Include dumpfile.h.
29034 * dumpfle.h (dump_function): Declare here ...
29035 * tree-dump.h (dump_function): ... not here.
29036 * dumpfile.c: #include tree-cfg.h.
29037 (dump_function): Move here from ...
29038 * tree-dump.c (dump_function): ... here.
29039 * gimplify.c: #include splay-tree.h, not tree-dump.h.
29040 * graphite-poly.c: Don't include tree-dump.h.
29041 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
29042 * print-tree.c: Likewise.
29043 * stor-layout.c: Likewise.
29044 * tree-nested.c: Likewise.
29046 * dumpfile.c (dump_start): Use TDF_FLAGS.
29047 (dump_enable_all): Fix TDF_KIND check thinko.
29049 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
29051 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
29052 array entries to represent two legal parameterizations of the
29053 overloaded __builtin_cmpb function, as represented by the
29054 P6_OV_BUILTIN_CMPB constant.
29055 (altivec_resolve_overloaded_builtin): Add special case handling
29056 for the __builtin_cmpb function, as represented by the
29057 P6_OV_BUILTIN_CMPB constant.
29058 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
29059 (BU_P6_64BIT_2): New macro.
29060 (BU_P6_OVERLOAD_2): New macro
29061 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
29062 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
29063 (CMPB): Add overload support to represent both 32-bit and 64-bit
29064 compare-bytes function.
29065 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
29066 support for TARGET_CMPB.
29067 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
29068 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
29069 documentation of the __builtin_cmpb overloaded built-in function.
29071 2017-05-11 Richard Biener <rguenther@suse.de>
29073 PR tree-optimization/80705
29074 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
29075 bases are not vectorizable.
29077 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29079 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
29080 when counting register pressure.
29082 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29084 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
29085 (iv_ca_more_deps): Renamed to ...
29086 (iv_ca_compare_deps): ... this.
29087 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
29089 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29091 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
29093 (determine_group_iv_costs): ... here.
29094 (find_inv_vars_cb): Record inv var if it's not recorded before.
29096 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29098 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
29099 (get_shiftadd_cost): Ditto.
29101 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29103 * tree-ssa-address.c: Include header file.
29104 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
29106 (add_to_parts): Refactor.
29107 (addr_to_parts): New parameter. Update use of move_hint_to_base.
29108 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
29111 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29113 PR tree-optimization/53090
29114 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
29116 (extract_cond_operands): Detect condition with IV on both sides
29117 and return COMP_IV_EXPR_2.
29118 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
29119 (rewrite_use_compare): Simplify by removing call to function
29120 extract_cond_operands.
29122 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29124 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
29125 (extract_cond_operands): Detect condition comparing against non-
29126 invariant bound and return appropriate enum value.
29127 (find_interesting_uses_cond): Update use of extract_cond_operands.
29128 Handle its return value accordingly.
29129 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
29131 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29133 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
29134 nonlinear iv_use computation in loop invariant sensitive way.
29136 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29138 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
29139 (find_iv_candidates): Call relate_compare_use_with_all_cands.
29141 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29143 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
29144 (dump_cand): Support iv_cand.inv_exprs.
29145 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
29147 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
29150 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29152 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
29154 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
29155 as local function. Include necessary header files.
29156 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
29158 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29160 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
29162 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29164 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
29165 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
29166 RSHIFT_EXPR and BIT_NOT_EXPR.
29168 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29170 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
29171 (adjust_setup_cost): New parameter supporting round up adjustment.
29172 (struct address_cost_data): Delete.
29173 (force_expr_to_var_cost): Don't bound cost with spill_cost.
29174 (split_address_cost, ptr_difference_cost): Delete.
29175 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
29176 (struct ainc_cost_data): New struct.
29177 (get_address_cost_ainc): New function.
29178 (get_address_cost, get_computation_cost): Reimplement.
29179 (determine_group_iv_cost_address): Record inv_expr for all uses of
29181 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
29182 (iv_ca_has_deps): Reimplemented to ...
29183 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
29185 (iv_ca_extend): Call iv_ca_more_deps.
29187 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29189 * tree-ssa-address.c (struct mem_address): Move to header file.
29190 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
29191 * tree-ssa-address.h (struct mem_address): Move from C file.
29192 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
29194 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29196 * tree-affine.h (aff_combination_type): New interface.
29197 (aff_combination_zero_p): Remove static.
29198 (aff_combination_const_p): New interface.
29199 (aff_combination_singleton_var_p): New interfaces.
29201 2017-05-11 Richard Biener <rguenther@suse.de>
29203 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
29204 Skip unreachable blocks and destinations.
29205 (eliminate): Move stmt removal and fixup ...
29206 (fini_eliminate): ... here. Skip inserted exprs.
29207 (pass_pre::execute): Move fini_pre after fini_eliminate.
29208 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
29209 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
29210 PRE to get rid of dead code that has invalid SSA form and
29211 split critical edges again.
29213 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29215 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
29217 2017-05-11 Richard Biener <rguenther@suse.de>
29219 * passes.c (execute_function_todo): Verify loops if they are
29220 said to be up-to-date.
29221 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
29222 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
29224 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
29227 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
29228 handle calling assemble_external ourself.
29231 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
29232 modes with zero size. Enhance comment.
29234 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29236 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
29237 built-ins for vec_xl and vec_xst with short and char pointer
29240 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
29242 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
29243 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
29244 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
29245 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
29246 (_mm_maskz_min_round_ss): New intrinsics.
29247 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
29248 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
29249 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
29250 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
29251 (__builtin_ia32_minss_mask_round): New builtins.
29252 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
29253 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
29254 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
29256 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
29257 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
29259 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
29262 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
29264 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
29265 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
29266 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
29267 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
29268 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
29269 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
29270 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
29271 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
29272 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
29273 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
29274 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
29275 (__builtin_ia32_mulss_mask_round): New builtins.
29276 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
29277 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
29278 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
29280 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
29281 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
29283 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
29286 2017-05-10 Julia Koval <julia.koval@intel.com>
29288 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
29289 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
29290 (_mm256_setr_m128i): New intrinsics.
29292 2017-05-10 Julia Koval <julia.koval@intel.com>
29294 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
29295 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
29296 (_mm_maskz_rcp14_ss): New intrinsics.
29297 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
29298 (__builtin_ia32_rcp14ss_mask): New builtins.
29299 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
29301 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
29303 PR tree-optimization/51513
29304 * tree-cfg.c (gimple_seq_unreachable_p): New function.
29305 (assert_unreachable_fallthru_edge_p): Use it.
29306 (group_case_labels_stmt): Likewise.
29307 * tree-cfg.h: Prototype it.
29308 * stmt.c: Include cfghooks.h and tree-cfg.h.
29309 (emit_case_dispatch_table) <gap_label>: New local variable.
29310 Use it to fill dispatch table gaps.
29311 Test for default_label before updating probabilities.
29312 (expand_case) <default_label>: Remove unneeded initialization.
29313 Test for unreachable default case statement and remove its edge.
29314 Set default_label accordingly.
29315 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
29317 2017-05-10 Carl Love <cel@us.ibm.com>
29319 * config/rs6000/rs6000-c: Add support for built-in functions
29320 vector signed char vec_neg (vector signed char)
29321 vector signed short int vec_neg (vector short int)
29322 vector signed int vec_neg (vector signed int)
29323 vector signed long long vec_neg (vector signed long long)
29324 vector float vec_neg (vector float)
29325 vector double vec_neg (vector double)
29326 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
29328 * config/rs6000/altivec.h: Add define for vec_neg
29329 * doc/extend.texi: Update the built-in documentation for the
29330 new built-in functions.
29332 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29334 PR tree-optimization/77644
29335 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
29337 2017-05-10 Nathan Sidwell <nathan@acm.org>
29339 * dumpfile.h (TDI_lang_all): New.
29340 (TDF_KIND): New. Renumber others
29341 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
29343 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
29345 (get_dump_file_name): Adjust suffix generation.
29346 (dump_enable_all): Use TDF_KIND.
29347 * doc/invoke.texi (-fdump-lang-all): Document.
29349 * dumpfile.h: Tabify.
29351 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
29354 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
29355 Move member access before delete.
29357 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
29359 * tree-inline.c (expand_call_inline): Split block at stmt
29362 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29365 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
29366 are now unused after splitting mov{sf,sd}_hardfloat.
29367 (f32_lr2): Likewise.
29368 (f32_lm): Likewise.
29369 (f32_lm2): Likewise.
29370 (f32_li): Likewise.
29371 (f32_li2): Likewise.
29372 (f32_lv): Likewise.
29373 (f32_sr): Likewise.
29374 (f32_sr2): Likewise.
29375 (f32_sm): Likewise.
29376 (f32_sm2): Likewise.
29377 (f32_si): Likewise.
29378 (f32_si2): Likewise.
29379 (f32_sv): Likewise.
29380 (f32_dm): Likewise.
29381 (f32_vsx): Likewise.
29382 (f32_av): Likewise.
29383 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
29384 For movsf, order stores so the VSX stores occur before the GPR
29385 store which encourages the register allocator to use a traditional
29386 FPR instead of a GPR. For movsd, order the stores so that the GPR
29387 store comes before the VSX stores to allow the power6 to work.
29388 This is due to the power6 not having a 32-bit integer store
29389 instruction from a FPR.
29390 (movsf_hardfloat): Likewise.
29391 (movsd_hardfloat): Likewise.
29393 2017-05-09 Martin Sebor <msebor@redhat.com>
29395 PR translation/80280
29396 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
29399 PR translation/80280
29400 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
29401 data member added in r247778.
29402 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
29404 2017-05-09 Nathan Sidwell <nathan@acm.org>
29406 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
29408 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
29411 2017-05-09 Marek Polacek <polacek@redhat.com>
29413 * doc/invoke.texi: Fix typo.
29415 2017-05-09 Richard Biener <rguenther@suse.de>
29417 * tree-vrp.c (vrp_val_is_max): Adjust comment.
29418 (vrp_val_is_min): Likewise.
29419 (set_value_range_to_value): Likewise.
29420 (set_value_range_to_nonnegative): Likewise.
29421 (gimple_assign_nonzero_p): Likewise.
29422 (gimple_stmt_nonzero_p): Likewise.
29423 (vrp_int_const_binop): Likewise. Remove unreachable case.
29424 (adjust_range_with_scev): Adjust comments.
29425 (compare_range_with_value): Likewise.
29426 (extract_range_from_phi_node): Likewise.
29427 (test_for_singularity): Likewise.
29429 2017-05-09 Richard Biener <rguenther@suse.de>
29431 * tree-vrp.c (get_single_symbol): Add assert that we don't
29432 get overflowed constants as invariant part.
29433 (compare_values_warnv): Add comment before the TREE_NO_WARNING
29434 checks. Use wi::cmp instead of recursing for integer constants.
29435 (compare_values): Just ignore whether we assumed undefined
29436 overflow instead of failing the compare.
29437 (extract_range_for_var_from_comparison_expr): Add comment before the
29438 TREE_NO_WARNING sets.
29439 (test_for_singularity): Likewise.
29440 (extract_range_from_comparison): Do not disable optimization
29441 when we assumed undefined overflow.
29442 (extract_range_basic): Remove init of unused var.
29444 2017-05-09 Richard Biener <rguenther@suse.de>
29446 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
29447 (extract_range_from_multiplicative_op_1): Adjust.
29448 (extract_range_from_binary_expr_1): Use int_const_binop.
29450 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
29453 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
29454 rs6000_store_data_bypass_p in seven define_bypass directives and
29455 in several comments.
29456 * config/rs6000/rs6000-protos.h: Add prototype for
29457 rs6000_store_data_bypass_p function.
29458 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
29459 function implements slightly different (rs6000-specific) semantics
29460 than store_data_bypass_p, returning false rather than aborting
29461 with assertion error when arguments do not satisfy the
29462 requirements of store data bypass.
29463 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
29464 rs6000_store_data_bypass_p.
29466 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
29468 * config/xtensa/xtensa-protos.h
29469 (xtensa_initial_elimination_offset): New declaration.
29470 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
29471 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
29472 macro definition, add case for FRAME_POINTER_REGNUM when
29473 FRAME_GROWS_DOWNWARD.
29474 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
29475 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
29476 xtensa_initial_elimination_offset.
29478 2017-05-08 Nathan Sidwell <nathan@acm.org>
29480 * doc/invoke.texi: Alphabetize -fdump options.
29482 2017-05-08 Martin Sebor <msebor@redhat.com>
29484 PR translation/80280
29485 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
29487 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
29489 * target.def (compute_frame_layout): New optional target hook.
29490 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
29491 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
29492 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
29494 * reload1.c (verify_initial_elim_offsets): Likewise.
29495 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
29496 (use_simple_return_p): Call arm_compute_frame_layout if needed.
29497 (arm_get_frame_offsets): Split up into this ...
29498 (arm_compute_frame_layout): ... and this function.
29500 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
29502 * config/aarch64/constraints.md (Usa): New constraint.
29503 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
29505 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
29507 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
29508 with_multilib_list after it has been checked.
29510 2017-05-08 Richard Biener <rguenther@suse.de>
29512 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
29513 (bitmap_set_subtract_values): Likewise.
29515 2017-05-08 Richard Biener <rguenther@suse.de>
29517 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
29518 (gimple_assign_nonzero): ... this and remove strict_overflow_p
29520 (gimple_stmt_nonzero_warnv_p): Rename to ...
29521 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
29523 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
29524 (extract_range_basic): Adjust, do not disable propagation on
29525 strict overflow sensitive simplification.
29526 (vrp_visit_cond_stmt): Likewise.
29528 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
29530 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
29531 body size unconditionally.
29533 2017-05-07 Jeff Law <law@redhat.com>
29536 2017-05-06 Jeff Law <law@redhat.com>
29537 PR tree-optimization/78496
29538 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
29541 PR tree-optimization/78496
29542 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
29543 (simplify_stmt_using_ranges): Call it.
29544 (vrp_dom_walker::before_dom_children): Extract equivalences
29545 from an ASSERT_EXPR with an equality comparison against a
29548 2017-05-06 Jeff Law <law@redhat.com>
29550 PR tree-optimization/78496
29551 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
29554 PR tree-optimization/78496
29555 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
29556 (simplify_stmt_using_ranges): Call it.
29557 (vrp_dom_walker::before_dom_children): Extract equivalences
29558 from an ASSERT_EXPR with an equality comparison against a
29561 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
29563 * lra-constraints.c (lra_copy_reg_equiv): New function.
29564 (split_reg): Use it to copy equivalence information from the
29565 original register to the spill register.
29567 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
29569 PR rtl-optimization/75964
29570 * simplify-rtx.c (simplify_const_relational_operation): Remove
29571 invalid handling of comparisons of integer ABS.
29573 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
29575 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
29576 initialize to zero.
29577 (init_regs): Remove declaration.
29578 (function_arg_advance_32): Initialize error_p as boolean variable.
29580 2017-05-05 Nathan Sidwell <nathan@acm.org>
29582 * store-motion.c (remove_reachable_equiv_notes): Reformat long
29583 lines. Use for (;;).
29585 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29587 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
29588 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
29589 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
29590 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
29591 VF=2 that require versioning.
29593 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29595 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
29598 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29600 * diagnostic.h (diagnostic_override_option_index): Convert from
29601 macro to inline function.
29603 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29605 * diagnostic.c (last_module_changed_p): New function.
29606 (set_last_module): New function.
29607 (diagnostic_report_current_module): Convert macro usage to
29608 the above functions.
29609 * diagnostic.h (diagnostic_context::last_module): Strengthen
29610 from const line_map * to const line_map_ordinary *.
29611 (diagnostic_last_module_changed): Delete macro.
29612 (diagnostic_set_last_module): Delete macro.
29614 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29616 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
29617 with diagnostic_report_diagnostic.
29618 (diagnostic_n_impl_richloc): Likewise.
29619 * diagnostic.h (report_diagnostic): Delete macro.
29620 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
29621 with diagnostic_report_diagnostic.
29622 * substring-locations.c (format_warning_va): Likewise.
29624 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29626 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
29627 save/restor of format_spec. Move option-printing code to...
29628 (print_option_information): ...this new function, and
29629 reimplement by simply printing to the pretty_printer,
29630 rather than appending to the format string.
29632 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29634 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
29635 handling logic into...
29636 (update_effective_level_from_pragmas): ...this new function.
29638 2017-05-04 Andrew Waterman <andrew@sifive.com>
29640 * config/riscv/riscv.opt (mstrict-align): New option.
29641 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
29642 (SLOW_UNALIGNED_ACCESS): Define.
29643 (riscv_slow_unaligned_access): Declare.
29644 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
29646 (riscv_slow_unaligned_access): New variable.
29647 (rocket_tune_info): Set slow_unaligned_access to true.
29648 (optimize_size_tune_info): Set slow_unaligned_access to false.
29649 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
29650 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
29651 (riscv_option_override): Set riscv_slow_unaligned_access.
29652 * doc/invoke.texi: Add -mstrict-align to RISC-V.
29654 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
29656 * config/riscv/riscv.md: Unify indentation.
29658 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
29663 * config/rs6000/rs6000.md (u code attribute): Add FIX and
29665 (extendsi<mode>2): Add support for doing sign extension via
29666 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
29667 don't have ISA 3.0 instructions.
29668 (extendsi<mode>2 splitter): Likewise.
29669 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
29670 generate the normal insns since SImode can now go in vector
29671 registers. Disallow the special UNSPECs needed for previous
29672 machines to hide SImode being used. Add new insns
29673 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
29674 (fix_trunc<mode>si2_stfiwx): Likewise.
29675 (fix_trunc<mode>si2_internal): Likewise.
29676 (fixuns_trunc<mode>si2): Likewise.
29677 (fixuns_trunc<mode>si2_stfiwx): Likewise.
29678 (fctiw<u>z_<mode>_smallint): Likewise.
29679 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
29680 of floating point to 32-bit integer from doing a direct move to
29681 the GPR registers to do a store.
29682 (fctiwz_<mode>): Break long line.
29684 2017-05-05 Bin Cheng <bin.cheng@arm.com>
29686 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
29687 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
29688 (addr_list, addr_offset_valid_p): New.
29689 (split_address_groups): Check offset validity with above function.
29690 (gt-tree-ssa-loop-ivopts.h): Include header file.
29692 2017-05-05 Nathan Sidwell <nathan@acm.org>
29694 * config.gcc (arm*-*-*): Add missing 'fi'.
29696 2017-05-05 Steve Ellcey <sellcey@cavium.com>
29698 * doc/invoke.texi (-fopt-info): Explicitly say order of options
29699 included in -fopt-info does not matter.
29700 * doc/optinfo.texi (-fopt-info): Fix description of default
29701 behavour. Explicitly say order of options included in -fopt-info
29704 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
29706 * config.gcc: Allow combinations of aprofile and rmprofile values for
29707 --with-multilib-list.
29708 * config/arm/t-multilib: New file.
29709 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
29710 variables. Remove setting of ISA and floating-point ABI in
29711 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
29712 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
29713 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
29714 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
29716 * config/arm/t-rmprofile: Likewise except for the matches changes.
29717 * doc/install.texi (--with-multilib-list): Document the combination of
29718 aprofile and rmprofile values and warn about pitfalls in doing that.
29720 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
29722 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
29723 (movdi_aarch64): Likewise.
29725 2017-05-05 Jakub Jelinek <jakub@redhat.com>
29727 PR tree-optimization/80632
29728 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
29730 (build_arrays): Initialize it for virtual phis.
29731 (fix_phi_nodes): Use it for virtual phis.
29733 PR tree-optimization/80558
29734 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
29735 [x, y] op z into [x op, y op z] for op & or | if conditions
29738 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
29739 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
29742 * config/arm/arm.md (use_literal_pool): Remove.
29743 (64-bit immediate split): No longer takes cost into consideration
29744 if arm_disable_literal_pool is enabled.
29745 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
29746 used when arm_disable_literal_pool is enabled.
29747 (arm_max_const_double_inline_cost): Remove use of
29748 arm_disable_literal_pool.
29749 (push_minipool_fix): Add assert.
29750 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
29751 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
29752 (no_literal_pool_sf_immediate): New.
29754 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29756 PR tree-optimization/80613
29757 * tree-ssa-dce.c (propagate_necessity): Remove cases for
29758 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
29760 2017-05-05 Richard Biener <rguenther@suse.de>
29762 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
29764 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
29766 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
29767 of this flag from insn conditions due to removal from r247495.
29769 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
29771 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
29773 (arm_early_store_addr_dep_ptr): Likewise.
29774 * config/arm/aarch-common-protos.h
29775 (arm_early_load_addr_dep_ptr): Add prototype.
29776 (arm_early_store_addr_dep_ptr): Likewise.
29777 * config/arm/cortex-a53.md: Add new bypasses.
29779 2017-05-05 Jakub Jelinek <jakub@redhat.com>
29781 * tree.c (next_type_uid): Change type to unsigned.
29782 (type_hash_canon): Decrement back next_type_uid if
29783 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
29784 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
29787 2017-05-04 Martin Sebor <msebor@redhat.com>
29789 * builtins.c: Fix a trivial typo in a comment.
29791 PR middle-end/79234
29792 * builtins.c (check_sizes): Adjust to handle reading past the end.
29793 Avoid printing excessive upper bound of ranges. Use %E to print
29794 tree nodes instead of converting them to %wu.
29795 (expand_builtin_memchr): New function.
29796 (compute_dest_size): Rename...
29797 (compute_objsize): ...to this.
29798 (expand_builtin_memcpy): Adjust.
29799 (expand_builtin_mempcpy): Adjust.
29800 (expand_builtin_strcat): Adjust.
29801 (expand_builtin_strcpy): Adjust.
29802 (check_strncat_sizes): Adjust.
29803 (expand_builtin_strncat): Adjust.
29804 (expand_builtin_strncpy): Adjust and simplify.
29805 (expand_builtin_memset): Adjust.
29806 (expand_builtin_bzero): Adjust.
29807 (expand_builtin_memcmp): Adjust.
29808 (expand_builtin): Handle memcmp.
29809 (maybe_emit_chk_warning): Check strncat just once.
29811 2017-05-04 Martin Sebor <msebor@redhat.com>
29813 PR preprocessor/79214
29814 PR middle-end/79222
29815 PR middle-end/79223
29816 * builtins.c (check_sizes): Add inlining context and issue
29817 warnings even when -Wno-system-headers is set.
29818 (check_strncat_sizes): Same.
29819 (expand_builtin_strncat): Same.
29820 (expand_builtin_memmove): New function.
29821 (expand_builtin_stpncpy): Same.
29822 (expand_builtin): Handle memmove and stpncpy.
29824 2017-05-04 Bin Cheng <bin.cheng@arm.com>
29826 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
29827 which is not used any more.
29829 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
29831 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
29833 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
29835 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
29836 (cortexa53_tunings): Likewise.
29837 (cortexa57_tunings): Likewise.
29838 (cortexa72_tunings): Likewise.
29839 (cortexa73_tunings): Likewise.
29841 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
29843 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
29844 Set loop alignment to 8.
29846 2017-05-04 Martin Sebor <msebor@redhat.com>
29848 PR translation/80280
29849 * builtins.c (expand_builtin_object_size): Add missing quoting to
29850 %D and like directives.
29851 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
29852 (hsa_type_for_tree_type): Same.
29853 (verify_function_arguments): Same.
29854 * symtab.c (symbol_table::change_decl_assembler_name): Same.
29855 * varasm.c (get_section): Same.
29858 2017-05-04 Martin Sebor <msebor@redhat.com>
29860 PR translation/80280
29861 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
29863 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
29865 * config/aarch64/aarch64.c (generic_addrcost_table):
29866 Change HI/TI mode setting.
29868 2017-05-04 Martin Jambor <mjambor@suse.cz>
29870 PR tree-optimization/80622
29871 * tree-sra.c (comes_initialized_p): New function.
29872 (build_accesses_from_assign): Only set write lazily when
29873 comes_initialized_p is false.
29874 (analyze_access_subtree): Use comes_initialized_p.
29875 (propagate_subaccesses_across_link): Assert !comes_initialized_p
29876 instead of testing for PARM_DECL.
29878 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29880 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
29881 constraint on operand 0 to allow more general addressing modes.
29882 Adjust output template.
29883 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
29885 * config/aarch64/aarch64-protos.h
29886 (aarch64_address_valid_for_prefetch_p): Declare prototype.
29887 * config/aarch64/constraints.md (Dp): New address constraint.
29888 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
29891 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
29893 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
29894 update use of estimate_ipcp_clone_size_and_time.
29895 (estimate_local_effects): Update use of
29896 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
29897 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
29898 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
29899 Return nonspecialized time.
29901 2017-05-04 Richard Biener <rguenther@suse.de>
29903 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
29904 for the last VUSE which def dominates the PHI. Directly call
29906 (get_continuation_for_phi_1): Remove.
29908 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
29910 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
29911 to explain the use of truncating division. Cap the number of
29912 iterations to the maximum given by nb_iterations_upper_bound,
29915 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
29917 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
29918 * configure: Regenerate.
29919 * config.in: Regenerate.
29920 * config/i386/driver-mingw32.c: new file.
29921 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
29922 * config.host: Link driver-mingw32.o on MinGW host.
29923 * doc/install.texi: Document new --enable-mingw-wildcard configure
29926 2017-05-04 Marek Polacek <polacek@redhat.com>
29928 PR tree-optimization/80612
29929 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
29931 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
29932 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
29934 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
29935 (movt splitter): Likewise.
29936 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
29937 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
29938 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
29939 block for Thumb-1 with MOVT.
29940 (thumb2_legitimate_address_p): Move code block ...
29941 (can_avoid_literal_pool_for_label_p): ... into this new function.
29942 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
29944 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
29945 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
29946 "M-profile targets with the MOVT instruction".
29948 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
29950 * config/arm/arm-builtins.c (arm_init_builtins): Rename
29951 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
29952 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
29954 2017-05-04 Martin Liska <mliska@suse.cz>
29956 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
29957 variable cond_code.
29959 2017-05-04 Richard Biener <rguenther@suse.de>
29961 * tree.c (array_at_struct_end_p): Handle arrays at struct
29962 end with flexarrays more conservatively. Refactor and treat
29963 arrays of arrays or aggregates more strict. Fix
29964 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
29965 * tree.c (array_at_struct_end_p): Adjust prototype.
29966 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
29967 * gimple-fold.c (get_range_strlen): Likewise.
29968 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
29970 2017-05-04 Richard Biener <rguenther@suse.de>
29972 PR tree-optimization/31130
29973 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
29975 (supports_overflow_infinity): Likewise.
29976 (is_negative_overflow_infinity): Likewise.
29977 (is_positive_overflow_infinity): Likewise.
29978 (is_overflow_infinity): Likewise.
29979 (stmt_overflow_infinity): Likewise.
29980 (overflow_infinity_range_p): Likewise.
29981 (usable_range_p): Remove as always returning true.
29982 (make_overflow_infinity): Remove.
29983 (negative_overflow_infinity): Likewise.
29984 (positive_overflow_infinity): Likewise.
29985 (avoid_overflow_infinity): Likewise.
29986 (set_value_range): Adjust accordingly.
29987 (set_value_range_to_nonnegative): Likewise, remove now unused
29988 overflow_infinity arg.
29989 (vrp_operand_equal_p): Adjust.
29990 (update_value_range): Likewise.
29991 (range_int_cst_singleton_p): Likewise.
29992 (operand_less_p): Likewise.
29993 (compare_values_warnv): Likewise.
29994 (extract_range_for_var_from_comparison_expr): Likewise.
29995 (vrp_int_const_binop): Likewise.
29996 (zero_nonzero_bits_from_vr): Likewise.
29997 (extract_range_from_multiplicative_op_1): Likewise.
29998 (extract_range_from_binary_expr_1): Likewise.
29999 (extract_range_from_unary_expr): Likewise.
30000 (extract_range_from_comparison): Likewise.
30001 (extract_range_basic): Likewise.
30002 (adjust_range_with_scev): Likewise.
30003 (compare_ranges): Likewise.
30004 (compare_range_with_value): Likewise.
30005 (dump_value_range): Likewise.
30006 (test_for_singularity): Likewise, remove strict_overflow_p parameter
30008 (simplify_cond_using_ranges): Adjust.
30010 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
30012 * brig-builtins.def: Added a builtin for class_f64.
30013 * builtin-types.def: Added a builtin type needed by class_f64.
30015 2017-05-03 Jason Merrill <jason@redhat.com>
30017 * timevar.def: Add TV_CONSTEXPR.
30019 2017-05-03 David Malcolm <dmalcolm@redhat.com>
30021 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
30023 2017-05-03 Martin Jambor <mjambor@suse.cz>
30025 * ipa-prop.c (ipa_update_after_lto_read): Removed.
30026 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
30027 * ipa-cp.c (ipcp_propagate_stage): Do not call
30028 ipa_update_after_lto_read.
30029 * ipa-inline.c (ipa_inline): Likewise.
30031 2017-05-03 Martin Jambor <mjambor@suse.cz>
30033 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
30034 tag. Added a default constructor and a destructor.
30035 (ipa_edge_args_sum_t): New class;
30036 (ipa_edge_args_sum): Declare.
30037 (ipa_edge_args_vector): Remove declaration.
30038 (IPA_EDGE_REF): Use ipa_edge_args_sum.
30039 (ipa_free_edge_args_substructures): Remove declaration.
30040 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
30041 (ipa_edge_args_info_available_for_edge_p): Likewise.
30042 * ipa-prop.c (ipa_edge_args_vector): Removed.
30043 (edge_removal_hook_holder): Likewise.
30044 (edge_duplication_hook_holder): Likewise.
30045 (ipa_edge_args_sum): New variable.
30046 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
30047 ipa_edge_args_vector.
30048 (ipa_free_edge_args_substructures): Likewise.
30049 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
30050 ipa_edge_args_vector.
30051 (ipa_edge_removal_hook): Turned into method
30052 ipa_edge_args_sum_t::remove.
30053 (ipa_edge_duplication_hook): Turned into method
30054 ipa_edge_args_sum_t::duplicate.
30055 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
30056 registering edge hooks.
30057 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
30058 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
30059 ipa_edge_args_sum instead of ipa_edge_args_vector.
30060 * ipa-profile.c (ipa_profile): Likewise.
30062 2017-05-03 Martin Jambor <mjambor@suse.cz>
30064 * symbol-summary.h (function_summary): New method exists.
30065 (function_summary::symtab_removal): Deallocate through release.
30066 (call_summary): New class.
30067 (gt_ggc_mx): New overload.
30068 (gt_pch_nx): Likewise.
30069 (gt_pch_nx): Likewise.
30071 2017-05-03 Jeff Law <law@redhat.com>
30073 PR tree-optimization/78496
30074 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
30075 from simplify_cond_using_ranges. Split off code to walk
30076 backwards through casts into ...
30077 (simplify_cond_using_ranges_2): New function.
30078 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
30079 (execute_vrp): After identifying jump threads, call
30080 simplify_cond_using_ranges_2.
30082 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
30085 * ipa-inline.h (inline_summary): Add ctor.
30086 (create_ggc): Do not use ggc_cleared_alloc.
30088 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
30089 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30091 * gcc.c (handle_braces): Support escaping in switch matching
30093 * doc/invoke.texi (Spec Files): Document it.
30094 Remove superfluous @code markup in items.
30096 2017-05-03 David Malcolm <dmalcolm@redhat.com>
30098 * diagnostic-show-locus.c (struct column_range): New struct.
30099 (get_affected_columns): New function.
30100 (get_printed_columns): New function.
30101 (struct correction): New struct.
30102 (correction::ensure_capacity): New function.
30103 (correction::ensure_terminated): New function.
30104 (struct line_corrections): New struct.
30105 (line_corrections::~line_corrections): New dtor.
30106 (line_corrections::add_hint): New function.
30107 (layout::print_trailing_fixits): Reimplement in terms of the new
30109 (selftest::test_overlapped_fixit_printing): New function.
30110 (selftest::diagnostic_show_locus_c_tests): Call it.
30112 2017-05-03 Nathan Sidwell <nathan@acm.org>
30114 Canonicalize canonical type hashing
30115 * tree.h (type_hash_canon_hash): Declare.
30116 * tree.c (type_hash_list, attribute_hash_list): Move into
30117 type_hash_canon_hash.
30118 (build_type_attribute_qual_variant): Break out hash code calc into
30119 type_hash_canon_hash.
30120 (type_hash_canon_hash): New. Generic type hash computation.
30121 (build_range_type_1, build_array_type_1, build_function_type,
30122 build_method_type_directly, build_offset_type, build_complex_type,
30123 make_vector_type): Call it.
30125 2017-05-03 Richard Biener <rguenther@suse.de>
30127 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
30128 When all DRs have unknown misaligned do not always peel
30129 when there is a store but apply the same costing model as if
30130 there were only loads.
30132 2017-05-03 Richard Biener <rguenther@suse.de>
30135 PR tree-optimization/80492
30136 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
30137 compare_base_decls returning dont-know properly.
30139 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
30141 * config/arm/iterators.md (CCSI): New mode iterator.
30142 (arch): New mode attribute.
30143 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
30144 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
30145 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
30146 code iterator for success result mode.
30147 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
30148 the corresponding new insn generators.
30150 2017-05-03 Bin Cheng <bin.cheng@arm.com>
30153 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30154 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
30156 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
30158 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
30159 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
30160 (DDR_A): Wrap DDR argument in brackets.
30161 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
30162 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
30163 (DDR_REVERSED_P): Likewise.
30165 2017-05-03 Jakub Jelinek <jakub@redhat.com>
30167 PR tree-optimization/79472
30168 * tree-switch-conversion.c (struct switch_conv_info): Add
30169 contiguous_range and default_case_nonstandard fields.
30170 (collect_switch_conv_info): Compute contiguous_range and
30171 default_case_nonstandard fields, don't clear final_bb if
30172 contiguous_range and only the default case doesn't have the required
30174 (check_all_empty_except_final): Set default_case_nonstandard instead
30175 of failing if contiguous_range and the default case doesn't have empty
30177 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
30178 and only the default case doesn't have the required constants. Skip
30180 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
30181 if default_case_nonstandard.
30182 (build_constructors): Build constant 1 just once. Assert that default
30183 values aren't inserted in between cases if contiguous_range. Skip
30185 (build_arrays): Skip virtual phis.
30186 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
30187 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
30188 Handle virtual phis.
30189 (gen_inbound_check): Handle default_case_nonstandard case.
30190 (process_switch): Adjust check_final_bb caller. Call
30191 gather_default_values with the first non-default case instead of
30192 default case if default_case_nonstandard.
30194 2017-05-02 Nathan Sidwell <nathan@acm.org>
30196 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
30197 check. Fix formatting.
30199 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
30201 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
30202 errors when comparing specialized and unspecialized times.
30204 2017-05-02 David Malcolm <dmalcolm@redhat.com>
30206 * diagnostic-show-locus.c
30207 (layout::should_print_annotation_line_p): Make private.
30208 (layout::print_annotation_line): Make private.
30209 (layout::annotation_line_showed_range_p): Make private.
30210 (layout::show_ruler): Make private.
30211 (layout::print_source_line): Make private. Pass in line and
30212 line_width, rather than calling location_get_source_line. Drop
30214 (layout::print_leading_fixits): New method.
30215 (layout::print_any_fixits): Rename to...
30216 (layout::print_trailing_fixits): ...this, and make private.
30217 Don't print newline fixits.
30218 (diagnostic_show_locus): Move logic for printing one row into...
30219 (layout::print_line): ...this new function. Move the
30220 location_get_source_line call and error-handling from
30221 print_source_line to here. Call print_leading_fixits, and rename
30222 print_any_fixits to print_trailing_fixits.
30223 (selftest::test_fixit_insert_containing_newline): Update now that
30224 newlines are partially supported.
30225 (selftest::test_fixit_insert_containing_newline_2): New test.
30226 (selftest::test_fixit_replace_containing_newline): Update comments.
30227 (selftest::diagnostic_show_locus_c_tests): Call the new test.
30228 * edit-context.c (class added_line): New class.
30229 (class edited_line): Describe newline handling in comment.
30230 (edited_line::actually_edited_p): New method.
30231 (edited_line::print_content): Delete redundant decl.
30232 (edited_line::m_predecessors): New field.
30233 (edited_file::print_content): Call edited_line::print_content.
30234 (edited_file::print_diff): Update to support newlines.
30235 (edited_file::print_diff_hunk): Likewise.
30236 (edited_file::print_run_of_changed_lines): New function.
30237 (edited_file::print_diff_line): Convert to...
30238 (print_diff_line): ...this.
30239 (edited_file::get_effective_line_count): New function.
30240 (edited_line::edited_line): Initialize new field m_predecessors.
30241 (edited_line::~edited_line): Clean up m_predecessors.
30242 (edited_line::apply_fixit): Handle newlines.
30243 (edited_line::get_effective_line_count): New function.
30244 (edited_line::print_content): New function.
30245 (edited_line::print_diff_lines): New function.
30246 (selftest::test_applying_fixits_insert_containing_newline): New
30248 (selftest::test_applying_fixits_replace_containing_newline): New
30250 (selftest::insert_line): New function.
30251 (selftest::test_applying_fixits_multiple_lines): Add example of
30253 (selftest::edit_context_c_tests): Call the new tests.
30255 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30257 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
30258 parameter cand. Update dump information.
30259 (get_computation_cost): Update uses.
30261 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30263 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
30264 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
30265 (get_computation_at, rewrite_use_address): Update use of
30266 get_computation_aff.
30268 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30270 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
30271 (get_computation): Delete.
30272 (get_computation_cost): Implement like get_computation_cost_at.
30273 Use get_computation_at.
30274 (get_computation_cost_at): Delete.
30275 (rewrite_use_nonlinear_expr): Use get_computation_at.
30276 (rewrite_use_compare, remove_unused_ivs): Ditto.
30278 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30280 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
30282 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30284 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
30285 (ivopts_global_cost_for_size): Rename parameter and update uses.
30286 (iv_ca_recount_cost): Update uses.
30287 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
30288 candidates seperately in n_invs and n_cands.
30289 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
30291 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30293 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
30294 (find_inv_vars_cb): New.
30295 (find_depends): Renamed to ...
30296 (find_inv_vars): ... this.
30297 (add_candidate_1, force_var_cost): Call find_inv_vars.
30298 (split_address_cost, determine_group_iv_cost_cond): Ditto.
30300 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30302 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
30303 inv_vars. Add inv_exprs.
30304 (struct iv_cand): Rename depends_on to inv_vars.
30305 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
30306 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
30307 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
30308 (dump_cand): Dump inv_vars.
30309 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
30310 (record_invariant, find_depends, add_candidate_1): Ditto.
30311 (set_group_iv_cost, force_var_cost): Ditto.
30312 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
30313 (get_computation_cost_at, get_computation_cost): Ditto.
30314 (determine_group_iv_cost_generic): Ditto.
30315 (determine_group_iv_cost_address): Ditto.
30316 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
30317 (determine_group_iv_costs): Ditto.
30318 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
30319 (iv_ca_set_remove_invariants): Renamed to ...
30320 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
30321 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
30322 (iv_ca_set_add_invariants): Renamed to ...
30323 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
30324 (iv_ca_set_cp): Use iv_ca_set_add_invs.
30325 (iv_ca_has_deps): Support inv_vars and inv_exprs.
30326 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
30327 (create_new_ivs): Remove useless dump.
30329 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30331 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
30333 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
30334 (iv_ca_set_no_cp, create_new_iv): Ditto.
30336 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30338 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
30340 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
30342 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
30343 function tree_check2.
30345 2017-05-02 Martin Liska <mliska@suse.cz>
30347 * doc/gcov.texi: Add missing preposition.
30348 * gcov.c (function_info::function_info): Properly fill up
30349 all member variables.
30351 2017-05-02 Tamar Christina <tamar.christina@arm.com>
30353 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
30355 2017-05-02 Tamar Christina <tamar.christina@arm.com>
30357 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
30359 2017-05-02 Martin Liska <mliska@suse.cz>
30362 * lto-streamer-in.c (lto_read_tree_1): Remove
30363 LTO_STREAMER_DEBUG.
30364 * lto-streamer.c (struct tree_hash_entry): Likewise.
30365 (struct tree_entry_hasher): Likewise.
30366 (tree_entry_hasher::hash): Likewise.
30367 (tree_entry_hasher::equal): Likewise.
30368 (lto_streamer_init): Likewise.
30369 (lto_orig_address_map): Likewise.
30370 (lto_orig_address_get): Likewise.
30371 (lto_orig_address_remove): Likewise.
30372 * lto-streamer.h: Likewise.
30373 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
30374 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
30376 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
30378 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
30379 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
30380 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
30381 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
30382 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
30383 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
30384 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
30385 (mm_maskz_sub_ss): New intrinsics.
30386 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
30387 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
30388 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
30389 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
30390 (__builtin_ia32_subss_mask_round): New builtins.
30391 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
30392 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
30393 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
30395 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
30396 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
30398 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
30401 2017-05-02 Martin Jambor <mjambor@suse.cz>
30403 PR tree-optimization/78687
30404 * tree-sra.c (access): New field parent.
30405 (process_subtree_disqualification): New function.
30406 (disqualify_candidate): Call it.
30407 (build_accesses_from_assign): Reset write flag if creating an
30409 (build_access_subtree): Fill in parent field and also prpagate
30410 down grp_write flag.
30411 (create_artificial_child_access): New parameter set_grp_write, set
30412 grp_write to its value.
30413 (propagate_subaccesses_across_link): Also propagate grp_write flag
30415 (propagate_all_subaccesses): Push the closest parent back to work
30416 queue if add_access_to_work_queue returned true.
30418 2017-05-02 Richard Biener <rguenther@suse.de>
30420 * common.opt (fstrict-overflow): Alias negative to fwrapv.
30421 * doc/invoke.texi (fstrict-overflow): Remove all traces of
30422 -fstrict-overflow documentation.
30423 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
30424 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
30425 flag_strict_overflow.
30426 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
30427 * lto-opts.c (lto_write_options): Do not stream it.
30428 * lto-wrapper.c (merge_and_complain): Do not handle it.
30429 * opts.c (default_options_table): Do not set -fstrict-overflow.
30430 (finish_options): Likewise do not clear it when sanitizing.
30431 * simplify-rtx.c (simplify_const_relational_operation): Do not
30432 test flag_strict_overflow.
30434 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
30436 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
30437 using enabled attribute.
30438 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
30439 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
30440 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
30441 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
30442 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
30443 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
30444 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
30445 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
30446 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
30447 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
30449 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
30451 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
30453 2017-05-02 Richard Biener <rguenther@suse.de>
30455 PR tree-optimization/80591
30457 2017-04-10 Richard Biener <rguenther@suse.de>
30459 * tree-ssa-structalias.c (find_func_aliases): Properly handle
30462 2017-05-02 Richard Biener <rguenther@suse.de>
30464 PR tree-optimization/80549
30465 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
30466 (cleanup_tree_cfg_noloop): Create forwarders to known loop
30467 headers if they do not have a preheader.
30469 2017-05-02 Martin Liska <mliska@suse.cz>
30472 * common.opt: Fix typo.
30473 * doc/invoke.texi: Likewise.
30475 2017-05-01 Jan Beulich <jbeulich@suse.com>
30477 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
30478 swapping, add (x,x,m,x,n) alternative.
30480 2017-05-01 Nathan Sidwell <nathan@acm.org>
30482 * calls.c (combine_pending_stack_adjustment_and_call): Remove
30483 unnecessary unadjusted_alignment check.
30485 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
30488 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
30490 * gimplify.c (gimplify_cilk_detach): New function.
30491 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
30492 * tree-core.h: Document EXPR_CILK_SPAWN.
30493 * tree.h (EXPR_CILK_SPAWN): Define.
30495 2017-05-01 David Malcolm <dmalcolm@redhat.com>
30497 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
30498 to use new fixit_hint representation, using the "replace" logic.
30499 (get_line_span_for_fixit_hint): Likewise.
30500 (layout::print_any_fixits): Likewise.
30501 (selftest::test_one_liner_many_fixits): Rename to...
30502 (selftest::test_one_liner_many_fixits_1): ...this, and update
30503 comment and expected output to reflect that the multiple fix-it
30504 hints are now consolidated into one insertion.
30505 (selftest::test_one_liner_many_fixits_2): New test.
30506 (selftest::test_diagnostic_show_locus_one_liner): Update for
30508 (selftest::test_fixit_consolidation): Update for fix-it API
30510 * diagnostic.c (print_parseable_fixits): Likewise.
30511 * edit-context.c (edited_line::m_line_events): Convert from
30512 auto_vec <line_event *> to auto_vec <line_event>.
30513 (class line_event): Convert from abstract base class to a concrete
30514 class, taking over the role of replace_event.
30515 (class insert_event): Delete.
30516 (class replace_event): Rename to class line_event. Convert to
30518 (edit_context::add_fixits): Reimplement.
30519 (edit_context::apply_insert): Delete.
30520 (edit_context::apply_replace): Rename to...
30521 (edit_context::apply_fixit): ...this. Convert to half-open range.
30522 (edited_file::apply_insert): Delete.
30523 (edited_file::apply_replace): Rename to...
30524 (edited_file::apply_fixit): ...this.
30525 (edited_line::~edited_line): Drop deletion of events.
30526 (edited_line::apply_insert): Delete.
30527 (edited_line::apply_replace): Rename to...
30528 (edited_line::apply_fixit): ...this. Convert to half-open range.
30529 Update for change to type of m_line_events.
30530 * edit-context.h (edit_context::apply_insert): Delete.
30531 (edit_context::apply_replace): Rename to...
30532 (edit_context::apply_fixit): ...this.
30534 2017-05-01 Martin Sebor <msebor@redhat.com>
30536 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
30539 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
30542 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
30543 __get_cpuid_max returns 0.
30544 (__get_cpuid_count): Ditto.
30546 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
30548 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
30549 replacement expression is another instance of one of its arguments.
30551 2017-05-01 Jakub Jelinek <jakub@redhat.com>
30554 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
30555 check for stack push/pop autoinc.
30556 * config/i386/i386.c (ix86_agi_dependent): Return false
30557 if the only reason why modified_in_p returned true is that
30558 addr is SP based and set_insn is a push or pop.
30560 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
30562 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
30565 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
30568 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
30569 (account_size_time): Use two predicates - exec_pred and
30571 (evaluate_conditions_for_known_args): Compute both clause and
30573 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
30574 (inline_summary_t::duplicate): Update.
30575 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
30577 (compute_inline_parameters): Likewise.
30578 (estimate_edge_size_and_time): Update caluclation of time.
30579 (estimate_node_size_and_time): Compute both time and nonspecialized
30581 (estimate_ipcp_clone_size_and_time): Update.
30582 (inline_merge_summary): Update.
30583 (do_estimate_edge_time): Update.
30584 (do_estimate_edge_size): Update.
30585 (do_estimate_edge_hints): Update.
30586 (inline_read_section, inline_write_summary): Stream both new predicates.
30587 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
30589 (compute_inlined_call_time): Cleanup.
30590 (big_speedup_p): Update.
30591 (edge_badness): Update.
30592 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
30593 (size_time_entry): Replace predicate by exec_predicate and
30594 nonconst_predicate.
30595 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
30596 (estimate_edge_time): Return also nonspec_time.
30597 (reset_edge_growth_cache): Update.
30599 2017-04-29 Jakub Jelinek <jakub@redhat.com>
30601 PR rtl-optimization/80491
30602 * ifcvt.c (noce_process_if_block): When looking for x setter
30603 with missing else_bb, don't check only the insn right before
30604 cond_earliest, but look for the last insn that x is modified in
30605 within the same bb.
30607 PR rtl-optimization/80491
30608 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
30610 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
30612 PR tree-optimization/80487
30613 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
30615 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
30617 PR tree-optimization/79697
30618 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
30619 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
30620 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
30622 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
30623 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
30625 2017-04-28 Martin Sebor <msebor@redhat.com>
30627 PR tree-optimization/80523
30628 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
30629 (init_target_to_host_charmap, target_to_host, target_strtol10): New
30631 (maybe_warn, format_directive, parse_directive): Use new functions.
30632 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
30634 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
30636 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
30638 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
30640 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
30641 target_header_dir): Set correctly.
30642 * configure: Regenerated.
30643 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
30644 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
30645 instead of SYSTEM_HEADER_DIR.
30647 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
30649 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
30650 (estimate_local_effects): Likewise.
30651 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
30652 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
30653 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
30654 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
30655 do_estimate_edge_time, estimate_edge_time): Likewise.
30656 * ipa-inline-analysis.c (estimate_node_size_and_time,
30657 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
30658 (estimate_time_after_inlining): Remove.
30660 2017-04-28 Martin Liska <mliska@suse.cz>
30662 * doc/gcov.texi: Enhance documentation of gcov.
30664 2017-04-28 Martin Liska <mliska@suse.cz>
30666 * doc/gcov.texi: Sort options in alphabetic order.
30667 * doc/gcov-dump.texi: Likewise.
30668 * doc/gcov-tool.texi: Likewise.
30669 * gcov.c (print_usage): Likewise.
30670 * gcov-dump.c (print_usage): Likewise.
30671 * gcov-tool.c (print_merge_usage_message): Likewise.
30672 (print_rewrite_usage_message): Likewise.
30673 (print_overlap_usage_message): Likewise.
30675 2017-04-28 Martin Liska <mliska@suse.cz>
30677 PR gcov-profile/53915
30678 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
30680 2017-04-28 Martin Liska <mliska@suse.cz>
30682 PR gcov-profile/79891
30683 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
30684 is marked by compiler as living on a line.
30685 (get_cycles_count): Remove usage of the union.
30686 (output_intermediate_file): Likewise.
30687 (find_source): Fix GNU coding style.
30688 (accumulate_line_counts): Remove old non-all block mode.
30689 (output_lines): Remove usage of the union.
30690 * profile.c (output_location): Include all BBs, even if
30691 belonging to a same line (and file) as a previous BB.
30693 2017-04-28 Martin Liska <mliska@suse.cz>
30695 * gcov.c (process_args): Handle new argument 'w'.
30696 (read_graph_file): Assign ID to BBs.
30697 (output_branch_count): Display BB # if verbose flag is set.
30698 (output_lines): Likewise for arcs.
30699 (print_usage): Add '--verbose' option help.
30700 * doc/gcov.texi: Document --verbose (-w) option.
30702 2017-04-28 Martin Liska <mliska@suse.cz>
30704 * gcov.c (struct block_location_info): New struct.
30705 (process_file): Fill up the new structure.
30706 (read_graph_file): Replace usage of encoding by the newly added
30708 (add_line_counts): Likewise.
30709 (accumulate_line_counts): Remove usage of the union.
30710 (function_info::function_info): New function.
30711 (function_info::~function_info): Likewise.
30712 (process_file): Call delete instead of release_function.
30713 (release_function): Release the function.
30714 (release_structures): Call delete instead of release_function.
30715 (solve_flow_graph): Replace usage of num_blocks.
30716 (find_exception_blocks): Likewise.
30717 (output_lines): Fix GNU coding style.
30719 2017-04-28 Martin Liska <mliska@suse.cz>
30722 * coverage.c (coverage_remove_note_file): New function.
30723 * coverage.h: Declare the function.
30724 * toplev.c (finalize): Clean if an error has been seen.
30726 2017-04-28 Martin Liska <mliska@suse.cz>
30728 PR gcov-profile/80031
30729 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
30730 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
30731 * gcov.c (read_graph_file): Read just number of blocks.
30732 * profile.c (branch_prob): Do not stream 0 flags per a basic
30735 2017-04-28 Martin Liska <mliska@suse.cz>
30737 * gcov-dump.c (tag_*): Add new argument to declarations.
30738 (dump_gcov_file): Likewise.
30739 (tag_blocks): Add and use new argument depth.
30740 (tag_arcs): Likewise.
30741 (tag_lines): Likewise.
30742 (tag_counters): Likewise.
30743 (tag_summary): Likewise.
30744 (dump_working_sets): Use depth to do a proper indentation.
30746 2017-04-28 Jakub Jelinek <jakub@redhat.com>
30749 * cgraph.h (symtab_node::debug_symtab): No longer inline.
30750 * symtab.c (symtab_node::debug_symtab): Move definition here.
30752 2017-04-28 Richard Biener <rguenther@suse.de>
30754 * lto-streamer.h (LTO_major_version): Bump to 7.
30756 2017-04-28 Richard Biener <rguenther@suse.de>
30758 * tree-vrp.c (assert_info): New struct.
30759 (add_assert_info): New helper.
30760 (register_edge_assert_for_2): Refactor to add asserts to a vector
30762 (register_edge_assert_for_1): Likewise.
30763 (register_edge_assert_for): Likewise.
30764 (finish_register_edge_assert_for): New helper actually registering
30765 asserts where live on edge.
30766 (find_conditional_asserts): Adjust.
30767 (find_switch_asserts): Likewise.
30768 (evrp_dom_walker::try_find_new_range): Generalize.
30769 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
30771 2017-04-27 Marek Polacek <polacek@redhat.com>
30774 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
30775 arg10 and arg11 to itype.
30777 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
30779 * doc/extend.texi (Object Size Checking): Improve grammar.
30781 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
30784 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
30785 that the logic for permitting reciprocal estimates matches that
30788 2017-04-27 Jakub Jelinek <jakub@redhat.com>
30791 * tree.c (type_cache_hasher::equal): Only compare
30792 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
30793 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
30794 non-aggregate element types.
30795 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
30796 about the flag on ARRAY_TYPEs in the comment, formatting fix.
30798 2017-04-27 Richard Biener <rguenther@suse.de>
30800 PR middle-end/80533
30801 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
30802 stripping ARRAY_REFs from MEM_EXPR make sure we're not
30803 keeping a reference to a trailing array.
30805 2017-04-27 Richard Biener <rguenther@suse.de>
30807 PR middle-end/80539
30808 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
30809 being in loop-closed SSA form conservatively.
30810 (chrec_fold_multiply_poly_poly): Likewise.
30812 2017-04-27 Tamar Christina <tamar.christina@arm.com>
30814 PR middle-end/79665
30815 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
30816 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
30818 2017-04-27 Jakub Jelinek <jakub@redhat.com>
30821 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
30822 (aarch64_function_arg_alignment): Return unsigned int again, but still
30823 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
30824 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
30825 Don't emit -Wpsabi note.
30826 (aarch64_function_arg_boundary): Likewise.
30827 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
30830 2017-04-26 Nathan Sidwell <nathan@acm.org>
30832 * tree.h (crc32_unsigned_n): Declare.
30833 (crc32_unsigned, crc32_unsigned): Make inline.
30834 * tree.c (crc32_unsigned_bits): Replace with ...
30835 (crc32_unsigned_n): ... this.
30836 (crc32_unsigned, crc32_byte): Remove.
30837 (crc32_string): Remove unnecessary braces.
30839 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
30841 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
30842 * ipa-inline-analysis.c (MAX_TIME): Remove.
30843 (account_size_time): Use sreal for time.
30844 (dump_inline_summary): Update.
30845 (estimate_function_body_sizes): Update.
30846 (estimate_edge_size_and_time): Update.
30847 (estimate_calls_size_and_time): Update.
30848 (estimate_node_size_and_time): Update.
30849 (inline_merge_summary): Update.
30850 (inline_update_overall_summary): Update.
30851 (estimate_time_after_inlining): Update.
30852 (inline_read_section): Update.
30853 (inline_write_summary): Update.
30854 * ipa-inline.c (compute_uninlined_call_time): Update.
30855 (compute_inlined_call_time): Update.
30856 (recursive_inlining): Update.
30857 (inline_small_functions): Update.
30858 (dump_overall_stats): Update.
30859 * ipa-inline.h: Include sreal.h.
30860 (size_time_entry): Turn time to sreal.
30861 (inline_summary): Turn self_time nad time to sreal.
30863 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
30865 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
30867 (sreal::stream_out, sreal::stream_in): New.
30868 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
30870 2017-04-25 Jakub Jelinek <jakub@redhat.com>
30872 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
30875 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
30878 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
30880 (dimode_scalar_chain::compute_convert_gain): Ditto.
30881 (dimode_scalar_chain::make_vector_copies): Ditto.
30882 (dimode_scalar_chain::convert_reg): Ditto.
30883 (dimode_scalar_chain::convert_insn): Ditto.
30884 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
30885 (VI248_AVX512BW_1): New mode iterator.
30886 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
30887 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
30890 2017-04-25 Martin Sebor <msebor@redhat.com>
30892 PR tree-optimization/80497
30893 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
30894 constants are representable in HOST_WIDE_INT.
30895 (parse_directive): Ditto.
30897 2017-04-25 Martin Sebor <msebor@redhat.com>
30900 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
30901 (new_zero_array): Adjust signature.
30902 (dom_info::dom_init): Used unsigned rather that size_t.
30903 (dom_info::dom_info): Same.
30905 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30906 Jakub Jelinek <jakub@redhat.com>
30909 * config/arm/arm.c: Include gimple.h.
30910 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
30911 returns negative, increment ncrn only if it returned positive.
30912 (arm_needs_doubleword_align): Return int instead of bool,
30913 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
30914 members, but if there is any such non-FIELD_DECL
30915 > PARM_BOUNDARY aligned decl, return -1 instead of false.
30916 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
30917 returns negative, increment nregs only if it returned positive.
30918 (arm_setup_incoming_varargs): Likewise.
30919 (arm_function_arg_boundary): Emit -Wpsabi note if
30920 arm_needs_doubleword_align returns negative, return
30921 DOUBLEWORD_ALIGNMENT only if it returned positive.
30923 2017-04-25 Marek Polacek <polacek@redhat.com>
30926 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
30927 first argument to type.
30929 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
30932 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
30933 type checks to test for compatibility instead of equality.
30935 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30936 Jakub Jelinek <jakub@redhat.com>
30939 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
30941 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
30942 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
30943 the alignment computation, but return their maximum in warn_alignment.
30944 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
30945 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
30947 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
30948 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
30951 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
30953 * config/arc/simdext.md (dmpyh): Fix typo.
30955 2017-04-25 Richard Biener <rguenther@suse.de>
30957 PR tree-optimization/80492
30958 * alias.c (compare_base_decls): Handle registers with asm
30959 specification conservatively.
30960 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
30961 compare_base_decls returning dont-know properly.
30963 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
30965 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
30966 (legitimate_offset_address_p): New function.
30967 (arc_legitimate_address_p): Use above function.
30969 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
30971 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
30973 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
30975 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
30976 ACCH registers whenever they are available.
30978 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
30980 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
30981 double regs fix when not used.
30983 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
30985 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
30987 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
30988 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
30990 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
30992 * config/arc/arc.c (arc_output_addsi): Check for h-register class
30993 when emitting short ADD instructions.
30995 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
30997 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
30999 (cmpsi_cc_c_insn): Likewise.
31000 (cbranchsi4_scratch): Compute proper instruction length using
31001 compact_hreg_operand.
31002 * config/arc/predicates.md (compact_hreg_operand): New predicate.
31004 2017-04-25 Richard Biener <rguenther@suse.de>
31006 PR middle-end/80509
31007 * passes.c (pass_manager::pass_manager): Initialize
31008 m_name_to_pass_map.
31010 2017-04-25 Richard Biener <rguenther@suse.de>
31012 PR tree-optimization/79201
31013 * tree-ssa-sink.c (statement_sink_location): Handle calls.
31015 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31018 * config/s390/vector.md: Split MEM->GPR vector moves for
31019 non-s_operand addresses.
31021 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31024 * config/s390/predicates.md (reload_const_wide_int_operand): New
31026 * config/s390/s390.md ("movti"): Remove d/P alternative.
31027 ("movti_bigconst"): New pattern definition.
31029 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
31032 * s390-protos.h (s390_expand_cs_hqi): Removed.
31033 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
31034 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
31035 modes as well as CCZ1mode and CCZmode.
31036 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
31037 signature of s390_emit_compare_and_swap.
31038 (s390_expand_cs_hqi): Likewise, make static.
31039 (s390_expand_cs_tdsi): Generate an explicit compare before trying
31040 compare-and-swap, in some cases.
31041 (s390_expand_cs): Wrapper function.
31042 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
31044 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
31045 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
31046 patterns for small and large integers. Forbid symref memory operands.
31047 Move expander to s390.c. Require cc register.
31048 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
31049 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
31050 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
31051 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
31052 symref memory operands. Remove CC mode and call s390_match_ccmode
31054 ("atomic_exchange<mode>"): Allow and implement all integer modes.
31056 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
31058 * config/s390/s390.md (define_peephole2): New peephole to help
31059 combining the load-and-test pattern with volatile memory.
31061 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
31063 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
31064 with CCZmode for TARGET_Z196.
31066 2017-04-25 Jakub Jelinek <jakub@redhat.com>
31068 PR rtl-optimization/80501
31069 * combine.c (make_compound_operation_int): Set subreg_code to SET
31070 even for AND with mask of the sign bit of mode.
31072 PR rtl-optimization/80500
31073 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
31074 sum's initial value.
31076 2017-04-25 Julian Brown <julian@codesourcery.com>
31077 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
31079 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
31081 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
31083 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
31085 2017-04-25 Julian Brown <julian@codesourcery.com>
31086 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
31088 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
31089 (thunderx2t99_sha): New Reservation.
31091 2017-04-25 Julian Brown <julian@codesourcery.com>
31092 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
31094 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
31095 type for 1-element load.
31097 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
31099 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
31101 2017-04-24 Martin Jambor <mjambor@suse.cz>
31103 PR tree-optimization/80293
31104 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
31105 char arrays not totally scalarizable if it is false.
31106 (analyze_all_variable_accesses): Pass correct value in the new
31107 parameter. Add a statistics counter.
31109 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
31111 PR middle-end/79931
31112 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
31114 2017-04-24 Richard Biener <rguenther@suse.de>
31116 PR tree-optimization/80494
31117 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
31118 out for complex types.
31120 2017-04-24 Richard Biener <rguenther@suse.de>
31122 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
31123 * tree-ssa-sccvn.c (print_scc): Print SCC size.
31124 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
31125 (DFS): Adjust and never fail.
31126 (sccvn_dom_walker::fail): Remove.
31127 (sccvn_dom_walker::before_dom_children): Adjust.
31128 (run_scc_vn): Likewise and never fail.
31129 * tree-ssa-pre.c (pass_pre::execute): Adjust.
31130 (pass_fre::execute): Likewise.
31132 2017-04-24 Richard Biener <rguenther@suse.de>
31134 PR tree-optimization/79725
31135 * tree-ssa-sink.c (statement_sink_location): Return whether
31136 failure reason was zero uses. Move that check later.
31137 (sink_code_in_bb): Deal with zero uses by removing the stmt
31140 2017-04-24 Richard Biener <rguenther@suse.de>
31143 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
31144 pointer-based references.
31146 2017-04-24 Richard Biener <rguenther@suse.de>
31149 * pass_manager.h (pass_manager::operator new): Remove.
31150 (pass_manager::operator delete): Likewise.
31151 * passes.c (pass_manager::operator new): Remove.
31152 (pass_manager::operator delete): Likewise.
31153 (pass_manager::pass_manager): Zero individual pass members.
31155 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
31158 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
31159 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
31160 Check "XEXP (src, 1)" operand here.
31161 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
31162 Check "XEXP (src, 1)" operand here.
31163 (dimode_scalar_chain::make_vector_copies): Detect count register
31164 of a shift instruction. Zero extend count register from QImode
31165 to DImode to satisfy vector shift pattern count operand predicate.
31166 Substitute vector shift count operand with a DImode copy.
31167 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
31170 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
31172 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
31173 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
31174 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
31175 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
31176 (UNSPEC_NOREX_MEM): Remove definition.
31178 2017-04-21 Richard Biener <rguenther@suse.de>
31180 PR tree-optimization/79547
31181 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
31182 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
31183 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
31184 without any constraints.
31186 2017-04-21 Richard Biener <rguenther@suse.de>
31188 PR tree-optimization/78847
31189 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
31191 2017-04-21 Richard Biener <rguenther@suse.de>
31193 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
31194 (build_distinct_type_copy): Likewise.
31195 (build_variant_type_copy): Likewise.
31196 * tree.c (build_qualified_type): Pass down mem-stat info.
31197 (build_distinct_type_copy): Likewise.
31198 (build_variant_type_copy): Likewise.
31200 2017-04-21 Richard Biener <rguenther@suse.de>
31202 PR tree-optimization/80237
31203 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
31205 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
31206 for a simplified result.
31208 2016-04-21 Richard Biener <rguenther@suse.de>
31210 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
31211 sth as strict as a simple_iv but a chrec without symbols and an
31212 operand defined in the loop we are peeling (and not some subloop).
31213 (propagate_constants_for_unrolling): Propagate all constants.
31215 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
31218 * config/i386/i386.c (print_reg): Remove assert for disalowed
31219 regno values, call output_operand_lossage instead.
31221 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
31224 * config/i386/constraints.md (Yc): New register constraint.
31225 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
31226 Use Yc constraint for alternative 2 of operand 0. Remove
31227 preferred_for_speed attribute.
31229 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
31231 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
31232 lastprivate clauses in SIMT case.
31234 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
31236 * doc/invoke.texi (-Wextra-semi): Document new warning option.
31238 2017-04-20 Richard Biener <rguenther@suse.de>
31240 PR tree-optimization/57796
31241 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
31242 as N scalar stores.
31243 (vect_model_load_cost): Cost gathers as N scalar loads.
31245 2017-04-20 Richard Biener <rguenther@suse.de>
31247 * ggc-page.c (ggc_allocated_p): Rename to ...
31248 (safe_lookup_page_table_entry): ... this and return the lookup
31250 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
31252 2017-04-20 Richard Biener <rguenther@suse.de>
31254 PR tree-optimization/80453
31255 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
31256 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
31257 from the conditions.
31258 (vn_phi_eq): Pass them down.
31259 (vn_phi_lookup): Record them.
31260 (vn_phi_insert): Likewise.
31262 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
31264 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
31265 uninitialized variable warning to avoid buffer overrun.
31267 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
31270 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
31271 is suppressed for '{ 0 }' in C.
31273 2017-04-20 Jakub Jelinek <jakub@redhat.com>
31275 * BASE-VER: Set to 8.0.0.
31277 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
31279 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
31280 priority .init_array and .fini_array section with SECTION_NOTYPE
31283 2017-04-20 Jakub Jelinek <jakub@redhat.com>
31285 PR middle-end/80423
31286 * tree.h (build_array_type): Add typeless_storage default argument.
31287 * tree.c (type_cache_hasher::equal): Also compare
31288 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
31289 (build_array_type): Add typeless_storage argument, set
31290 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
31292 (build_nonshared_array_type): Adjust build_array_type_1 caller.
31293 (build_array_type): Likewise. Add typeless_storage argument.
31295 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
31296 Jakub Jelinek <jakub@redhat.com>
31298 PR tree-optimization/80426
31299 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
31300 operation on symbolic operands, also compute the overflow for the
31301 invariant part when the operation degenerates into a negation.
31303 2017-04-19 Jakub Jelinek <jakub@redhat.com>
31306 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
31307 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
31310 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
31312 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
31315 * config/avr/avr.c (tree.h): Include it.
31316 (cgraph.h): Include it.
31317 (avr_encode_section_info): Don't warn for uninitialized progmem
31318 variable if it's just an alias.
31320 2017-04-19 Richard Biener <rguenther@suse.de>
31323 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
31324 when needed by AutoPGO.
31326 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
31329 * doc/lto.texi: Remove an extra 'that'.
31331 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
31333 PR rtl-optimization/80429
31334 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
31335 are only used in debug insns.
31337 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
31338 Vladimir Makarov <vmakarov@redhat.com>
31340 * config/sparc/predicates.md (input_operand): Add comment. Return
31341 true for any memory operand when LRA is in progress.
31342 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
31344 2017-04-18 Jeff Law <law@redhat.com>
31347 * mips.md ({return,simple_return}_internal): Do not overwrite
31350 2017-04-18 Jakub Jelinek <jakub@redhat.com>
31352 PR tree-optimization/80443
31353 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
31354 instead of adding 1, subtract -1 and similarly instead of subtracting
31357 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
31359 PR rtl-optimization/80357
31360 * haifa-sched.c (tmp_bitmap): New variable.
31361 (model_recompute): Handle duplicate use records.
31362 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
31363 (free_global_sched_pressure_data): Free it.
31365 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
31368 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
31369 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
31370 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
31371 instead of SYSTEM_HEADER_DIR.
31373 2017-04-18 Jeff Law <law@redhat.com>
31375 PR middle-end/80422
31376 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
31377 predecessors after walking up the insn chain.
31379 2017-04-18 Jakub Jelinek <jakub@redhat.com>
31382 * dwarf2out.c (modified_type_die): Try harder not to emit internal
31383 sizetype type into debug info.
31385 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31388 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
31389 unneeded test for TARGET_UPPER_REGS_SF.
31390 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
31392 2017-04-18 Jakub Jelinek <jakub@redhat.com>
31395 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
31396 instead of gsi_after_labels.
31398 2017-04-18 Jeff Law <law@redhat.com>
31400 * regcprop.c (maybe_mode_change): Avoid creating copies of the
31404 2017-04-13 Jeff Law <law@redhat.com>
31405 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
31406 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
31408 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
31411 * config/avr/avr.c (intl.h): Include it.
31412 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
31414 2017-04-18 Martin Liska <mliska@suse.cz>
31416 PR gcov-profile/78783
31417 * gcov-tool.c (gcov_output_files): Validate that destination
31418 file is either removed by the tool or by a user.
31420 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
31421 Guy Benyei <guybe@mellanox.com>
31423 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
31424 block, and do not negate it, the stored id is already negative.
31426 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
31428 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
31430 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
31433 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
31434 masks of options that should be turned off if the VSX vector
31435 options are turned off.
31436 (OTHER_P8_VECTOR_MASKS): Likewise.
31437 (OTHER_VSX_VECTOR_MASKS): Likewise.
31438 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
31439 rs6000_disable_incompatible_switches to validate no type switches
31441 (rs6000_incompatible_switch): New function to disallow turning on
31442 other vector options if -mno-vsx, -mno-power8-vector, or
31443 -mno-power9-vector are specified.
31445 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
31447 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
31449 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
31451 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
31452 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
31453 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
31454 (ARG_POINTER_CFA_OFFSET): Likewise.
31456 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
31458 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
31459 conditions to take advantage of various optimizations.
31461 2017-04-13 Jeff Law <law@redhat.com>
31463 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
31464 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
31465 (zero_extendsidi2_dext): Likewise.
31467 2017-04-13 Jakub Jelinek <jakub@redhat.com>
31470 * fold-const.c (fold_ternary_loc): Revert
31471 use op0 instead of fold_convert_loc (loc, type, arg0) part of
31474 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
31476 PR rtl-optimization/80343
31477 * lra-remat.c (update_scratch_ops): Assign original hard reg to
31478 new scratch pseudo.
31480 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
31483 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
31484 to ubsan_encode_value.
31486 2017-04-13 Jeff Law <law@redhat.com>
31488 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
31489 appearing in DEBUG_INSNs.
31491 2017-04-13 Martin Liska <mliska@suse.cz>
31493 PR gcov-profile/80413
31494 * gcov-io.c (gcov_write_string): Copy to buffer just when
31495 allocated size is greater than zero.
31497 2017-04-13 Jakub Jelinek <jakub@redhat.com>
31500 * dwarf2out.c (decls_for_scope): Ignore declarations of
31501 current_function_decl in BLOCK_NONLOCALIZED_VARS.
31503 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
31506 * ipa-visibility.c (non_local_p): Fix typos.
31507 (localize_node): When localizing symbol in same comdat group,
31508 dissolve the group only when we know external symbols are going
31510 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
31512 2017-04-12 Jakub Jelinek <jakub@redhat.com>
31514 PR tree-optimization/79390
31515 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
31516 order does not result in usable sequence, retry with reversed operand
31522 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
31523 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
31524 op0 instead of fold_convert_loc (loc, type, arg0).
31526 2017-04-12 Jeff Law <law@redhat.com>
31528 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
31529 has a delay slot in the generated code.
31531 * config/cris/cris.md (cris_preferred_reload_class): Return
31532 GENNONACR_REGS rather than GENERAL_REGS.
31534 2017-04-12 Jakub Jelinek <jakub@redhat.com>
31537 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
31538 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
31539 signedness of the result type.
31541 2017-04-12 Richard Biener <rguenther@suse.de>
31542 Jeff Law <law@redhat.com>
31544 PR tree-optimization/80359
31545 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
31546 trim stores to TARGET_MEM_REFs.
31548 2017-04-12 Richard Biener <rguenther@suse.de>
31550 PR tree-optimization/79390
31551 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
31552 threading case even more.
31554 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
31557 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
31558 for quad_address_p for TImode, instead of just not indexed_address.
31560 2017-04-12 Richard Biener <rguenther@suse.de>
31561 Bernd Edlinger <bernd.edlinger@hotmail.de>
31563 PR middle-end/79671
31564 * alias.c (component_uses_parent_alias_set_from): Handle
31565 TYPE_TYPELESS_STORAGE.
31566 (get_alias_set): Likewise.
31567 * tree-core.h (tree_type_common): Add typeless_storage flag.
31568 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
31569 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
31570 for types containing members with TYPE_TYPELESS_STORAGE.
31571 (place_field): Likewise.
31572 (layout_type): Likewise for ARRAY_TYPE.
31573 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
31574 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
31575 TYPE_TYPELESS_STORAGE.
31576 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
31578 2017-04-12 Jakub Jelinek <jakub@redhat.com>
31581 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
31582 first argument to type.
31584 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31588 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
31589 CONST0_RTX (mode) rather than const0_rtx where appropriate.
31590 (rs6000_expand_binop_builtin): Likewise.
31591 (rs6000_expand_ternop_builtin): Likewise; also add missing
31592 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
31593 vshasigma built-ins.
31594 * doc/extend.texi: Document that vec_xxpermdi's third argument
31595 must be a constant.
31597 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
31599 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
31600 Use shift_const cost parameter when calculating gain of STV shifts.
31602 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
31604 PR rtl-optimization/70478
31605 * lra-constraints.c (process_alt_operands): Check memory for
31606 disfavoring memory insn operand.
31608 2017-04-11 Jakub Jelinek <jakub@redhat.com>
31610 PR middle-end/80100
31611 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
31612 left shift in unsigned HOST_WIDE_INT type.
31614 PR rtl-optimization/80385
31615 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
31616 (not (neg X)) into (plus X -1) for complex or non-integral modes.
31619 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
31620 if they have any depend clauses.
31622 2017-04-11 Martin Liska <mliska@suse.cz>
31625 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
31626 * ipa-split.c (split_function): Create a local comdat symbol
31627 if caller is in a comdat group.
31629 2017-04-11 Martin Liska <mliska@suse.cz>
31632 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
31635 2017-04-11 Martin Sebor <msebor@redhat.com>
31637 PR middle-end/80364
31638 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
31639 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
31641 (directive::set_width, directive::set_precision, format_character):
31643 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
31646 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
31649 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
31650 conflict, set target->arch_name instead of target->cpu_name.
31652 2017-04-11 Richard Biener <rguenther@suse.de>
31654 PR tree-optimization/80374
31655 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
31656 build_zero_cst, remove fold_convertible_p check again.
31658 2017-04-11 Martin Liska <mliska@suse.cz>
31661 * ubsan.c (instrument_object_size): Do not instrument register
31664 2017-04-11 Jakub Jelinek <jakub@redhat.com>
31667 * config/i386/i386-builtin-types.def
31668 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
31669 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
31670 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
31671 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
31672 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
31673 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
31674 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
31675 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
31676 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
31677 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
31678 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
31679 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
31680 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
31681 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
31682 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
31683 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
31684 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
31685 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
31686 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
31687 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
31688 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
31689 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
31690 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
31691 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
31692 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
31693 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
31694 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
31695 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
31696 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
31697 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
31698 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
31699 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
31700 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
31701 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
31702 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
31703 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
31704 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
31705 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
31706 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
31707 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
31708 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
31709 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
31710 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
31711 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
31712 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
31713 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
31715 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
31716 flag to second_arg_count, handle 4 argument function type _COUNT
31717 aliases, handle second_arg_count on second argument rather than last.
31719 2017-04-10 Jeff Law <law@redhat.com>
31721 PR tree-optimization/80374
31722 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
31723 record anything if we can not convert integer_zero_node to the
31726 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
31729 * config/rs6000/rs6000.c (rs6000_option_override_internal):
31730 Enhance special handling given to the TARGET_P9_MINMAX option in
31731 relation to certain other options.
31733 2017-04-10 Bin Cheng <bin.cheng@arm.com>
31735 PR tree-optimization/80153
31736 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
31737 remove POINTER_PLUS_EXPR's base part directly, rather than through
31740 2017-04-10 Richard Biener <rguenther@suse.de>
31741 Bin Cheng <bin.cheng@arm.com>
31743 PR tree-optimization/80153
31744 * tree-affine.c (aff_combination_to_tree): Get base pointer from
31745 the first element of pointer type aff_tree. Build result expr in
31747 (add_elt_to_tree): Convert to type unconditionally. Remove other
31748 fold_convert calls.
31749 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
31750 (rewrite_use_nonlinear_expr): Check invariant using iv information.
31752 2017-04-10 Richard Biener <rguenther@suse.de>
31754 * tree-ssa-structalias.c (find_func_aliases): Properly handle
31757 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
31759 PR rtl-optimization/70478
31760 * lra-constraints.c (curr_small_class_check): New.
31761 (update_and_check_small_class_inputs): New.
31762 (process_alt_operands): Update curr_small_class_check. Disfavor
31763 alternative insn memory operands. Check available regs for small
31766 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
31769 * config/mips/mips.opt (-mvirt): Update description.
31770 * doc/invoke.texi (-mvirt): Likewise.
31772 2017-04-10 Richard Biener <rguenther@suse.de>
31774 PR middle-end/80362
31775 * fold-const.c (fold_binary_loc): Look at unstripped ops when
31776 looking for NEGATE_EXPR in -A / -B to A / B folding.
31778 2017-04-10 Martin Liska <mliska@suse.cz>
31780 PR gcov-profile/80224
31781 * gcov.c (print_usage): Fix usage string.
31782 (get_gcov_intermediate_filename): Remove.
31783 (output_gcov_file): Use both for normal and intermediate format.
31784 (generate_results): Do not initialize special file for
31785 intermediate format.
31787 2017-04-10 Richard Biener <rguenther@suse.de>
31789 PR tree-optimization/80304
31790 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
31793 2017-04-10 Nathan Sidwell <nathan@acm.org>
31796 * config/rs6000/rs6000.c (rs6000_vector_type): New.
31797 (rs6000_init_builtins): Use it.
31799 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31801 * config/arm/arm.md (<mrc>): Add mode to SET source.
31802 (<mrrc>): Likewise.
31804 2017-04-10 Richard Biener <rguenther@suse.de>
31806 PR middle-end/80344
31807 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
31809 2017-04-10 Jakub Jelinek <jakub@redhat.com>
31812 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
31813 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
31814 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
31815 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
31816 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
31817 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
31818 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
31819 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
31820 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
31821 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
31822 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
31823 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
31824 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
31825 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
31826 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
31827 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
31828 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
31829 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
31830 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
31831 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
31832 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
31833 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
31834 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
31836 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
31838 PR rtl-optimization/70478
31839 * lra-constraints.c: Reverse the last patch.
31841 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
31843 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
31844 Add comment for WCHAR_T.
31846 2017-04-08 Martin Liska <mliska@suse.cz>
31849 2017-04-07 Martin Liska <mliska@suse.cz>
31852 * ipa-split.c (split_function): Add function part to a same comdat
31855 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
31858 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
31860 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
31862 * rs6000/rs6000.c (vec_load_pendulum): Rename...
31863 (vec_pairing): ...to this.
31864 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
31865 (rs6000_sched_init): Adjust for name change.
31866 (struct rs6000_sched_context): Likewise.
31867 (rs6000_init_sched_context): Likewise.
31868 (rs6000_set_sched_context): Likewise.
31870 2017-04-07 Jakub Jelinek <jakub@redhat.com>
31876 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
31878 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
31879 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
31880 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
31882 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
31884 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
31886 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
31888 PR rtl-optimization/70703
31889 * ira-color.c (update_conflict_hard_regno_costs): Use
31890 int64_t instead of HOST_WIDE_INT.
31892 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
31894 PR rtl-optimization/70478
31895 * lra-constraints.c (process_alt_operands): Disfavor alternative
31896 insn memory operands.
31898 2017-04-07 Jeff Law <law@redhat.com>
31900 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
31901 CALL and NOTE_INSN_CALL_ARG_LOCATION.
31903 2017-04-07 Martin Liska <mliska@suse.cz>
31906 * config/aarch64/aarch64.c (aarch64_process_target_attr):
31907 Show error message instead of an ICE.
31909 2017-04-07 Martin Liska <mliska@suse.cz>
31912 * ipa-split.c (split_function): Add function part to a same comdat
31915 2017-04-07 Richard Biener <rguenther@suse.de>
31917 PR middle-end/80341
31918 * tree.c (get_unwidened): Also handle ! for_type case for
31920 * convert.c (do_narrow): Split out from ...
31921 (convert_to_integer_1): ... here. Do not pass final truncation
31922 type to get_unwidened for TRUNC_DIV_EXPR.
31924 2017-04-07 Richard Biener <rguenther@suse.de>
31926 * tree-affine.c (wide_int_ext_for_comb): Take type rather
31928 (aff_combination_const): Adjust.
31929 (aff_combination_scale): Likewise.
31930 (aff_combination_add_elt): Likewise.
31931 (aff_combination_add_cst): Likewise.
31932 (aff_combination_convert): Likewise.
31933 (add_elt_to_tree): Likewise. Remove unused argument.
31934 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
31936 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
31938 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
31940 * config/arm/arm.c (arm_default_short_enums): Use
31941 ARM_DEFAULT_SHORT_ENUMS.
31942 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
31944 2017-04-06 Jakub Jelinek <jakub@redhat.com>
31947 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
31948 members with redundant out-of-class redeclaration.
31950 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
31953 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
31954 * config/i386/i386.md (*zero_extendsidi2):
31955 Add (?*x,*x) and (?*v,*v) alternatives.
31957 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
31960 * config/i386/i386.c (ix86_expand_builtin)
31961 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
31962 mode from insn data. Convert operands to insn operand mode.
31963 Copy operands that don't satisfy insn predicate to a register.
31965 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
31967 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
31970 2017-04-06 Richard Biener <rguenther@suse.de>
31972 PR tree-optimization/80334
31973 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
31974 preserve alignment of accesses.
31976 2017-04-06 Richard Biener <rguenther@suse.de>
31978 PR tree-optimization/80262
31979 * tree-sra.c (build_ref_for_offset): Preserve address-space
31981 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
31982 Drop useless address-space information on MEM_REF offsets.
31984 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
31986 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
31988 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
31990 PR rtl-optimization/70703
31991 * ira-color.c (update_conflict_hard_regno_costs): Use
31992 HOST_WIDE_INT instead of long.
31994 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
31997 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
31998 not defined for x86_64 target. Add -mmmx target option when __SSE2__
32000 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
32001 for x86_64 target. Handle -m3dnowa option.
32003 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
32005 PR rtl-optimization/70703
32006 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
32007 (update_conflict_hard_regno_costs): Use long instead of unsigned
32008 arithmetic for cost calculation.
32010 2017-04-05 Jakub Jelinek <jakub@redhat.com>
32011 Bernd Edlinger <bernd.edlinger@hotmail.de>
32014 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
32017 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
32020 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
32021 ptr_mode with Pmode throughout.
32022 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
32023 into probe_stack_range and use DImode.
32025 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32028 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
32029 call_eh_return is true.
32031 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32033 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
32034 Initialize last_match_fntype_index.
32036 2017-04-05 Jakub Jelinek <jakub@redhat.com>
32039 * tree-nvr.c: Include internal-fn.h.
32040 (pass_return_slot::execute): Ignore internal calls without
32043 2017-04-04 Jakub Jelinek <jakub@redhat.com>
32044 Richard Biener <rguenther@suse.de>
32047 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
32048 captures used multiple times, except for the last use.
32049 * generic-match-head.c: Include gimplify.h.
32051 2017-04-04 Jakub Jelinek <jakub@redhat.com>
32053 PR tree-optimization/79390
32054 * target.h (struct noce_if_info): Declare.
32055 * targhooks.h (default_noce_conversion_profitable_p): Declare.
32056 * target.def (noce_conversion_profitable_p): New target hook.
32057 * ifcvt.h (struct noce_if_info): New type, moved from ...
32058 * ifcvt.c (struct noce_if_info): ... here.
32059 (noce_conversion_profitable_p): Renamed to ...
32060 (default_noce_conversion_profitable_p): ... this. No longer
32062 (noce_try_store_flag_constants, noce_try_addcc,
32063 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
32064 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
32065 instead of noce_conversion_profitable_p.
32066 * config/i386/i386.c: Include ifcvt.h.
32067 (ix86_option_override_internal): Don't override
32068 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
32069 (ix86_noce_conversion_profitable_p): New function.
32070 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
32071 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
32072 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
32073 * doc/tm.texi: Regenerated.
32075 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32077 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
32080 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
32083 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
32084 instructions for small multiply cores.
32086 2017-04-04 Jeff Law <law@redhat.com>
32088 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
32090 (mips_expand_vec_perm_const): Initialize elements in orig_perm
32091 that are not set by the loop over the elements.
32093 2017-04-04 Jakub Jelinek <jakub@redhat.com>
32096 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
32097 int mode, convert_modes it to mode as unsigned, otherwise use
32098 lowpart_subreg to mode rather than SImode.
32099 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
32100 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
32101 Use DImode instead of SImode for the shift count operand.
32102 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
32105 2017-04-04 Richard Biener <rguenther@suse.de>
32107 PR middle-end/80281
32108 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
32109 arithmetic done for the negate or the plus. Simplify.
32110 (A - (-B) -> A + B): Likewise.
32111 * fold-const.c (split_tree): Make sure to not negate pointers.
32113 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
32115 PR rtl-optimization/60818
32116 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
32117 a compare of comparisons with the thing compared if this results
32118 in a different machine mode.
32120 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
32122 * alias.c (base_alias_check): Fix typo in comment.
32123 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
32124 * cgraphunit.c (symbol_table::compile): Likewise.
32125 * collect2.c (maybe_run_lto_and_relink): Likewise.
32126 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
32127 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
32128 * config/avr/avr.c (avr_map_op_t): Likewise.
32129 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
32130 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
32131 * config/epiphany/epiphany.md (movcc): Likewise.
32132 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
32133 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
32135 * config/mips/mips.c (mips_save_restore_reg): Likewise.
32136 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
32137 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
32138 * config/sh/sh.c (sh_rtx_costs): Likewise.
32139 * fold-const.c (fold_truth_andor): Likewise.
32140 * genautomata.c (collapse_flag): Likewise.
32141 * gengtype.h (struct type::u::s): Likewise.
32142 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
32143 * input.c (FORMAT_AMOUNT): Likewise.
32144 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
32145 (known_aggs_to_agg_replacement_list): Likewise.
32146 * ipa-inline-analysis.c: Likewise.
32147 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
32148 * ipa-polymorphic-call.c
32149 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
32150 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
32151 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
32153 * modulo-sched.c (apply_reg_moves): Likewise.
32154 * omp-expand.c (build_omp_regions_1): Likewise.
32155 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
32156 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
32157 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
32158 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32159 * value-prof.c: Likewise.
32160 * var-tracking.c (val_reset): Likewise.
32162 2017-04-03 Richard Biener <rguenther@suse.de>
32164 PR tree-optimization/80275
32165 * fold-const.c (split_address_to_core_and_offset): Handle
32168 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
32170 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
32171 descriptors is at least equal to that of functions.
32173 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
32175 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
32177 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
32180 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
32181 (mov<IMOD4:mode>): New expander.
32182 (*mov<IMOD4:mode>_internal): New insn and split pattern.
32184 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
32186 PR rtl-optimization/79405
32187 * fwprop.c (propagations_left): New variable.
32188 (forward_propagate_into): Decrement it.
32189 (fwprop_init): Initialize it.
32190 (fw_prop): If the variable has reached zero, stop propagating.
32191 (fwprop_addr): Ditto.
32193 2017-03-31 Jakub Jelinek <jakub@redhat.com>
32196 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
32197 a FUNCTION_DECL, pass it as decl instead of origin to
32200 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
32202 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
32205 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
32208 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
32209 TARGET_VSX_SMALL_INTEGER.
32211 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32213 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
32214 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
32216 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
32218 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
32219 extraction from odd-numbered MSA register.
32221 2017-03-31 Jakub Jelinek <jakub@redhat.com>
32223 PR middle-end/80173
32224 * expmed.c (store_bit_field_1): Don't attempt to create
32225 a word subreg out of hard registers wider than word if they
32226 have HARD_REGNO_NREGS of 1 for their mode.
32228 PR middle-end/80163
32229 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
32230 conversions to integer types wider than word and pointer.
32233 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
32234 (rtx_equal_for_cselib_p): Pass 0 to it.
32235 * cselib.c (cselib_hasher::equal): Likewise.
32236 (rtx_equal_for_cselib_1): Add depth argument. If depth
32237 is 128, don't look up VALUE locs and punt. Increment
32238 depth in recursive calls when walking VALUE locs.
32240 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
32242 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
32243 (make_gcov_file_name): Use the canonical path name for generating
32245 (read_line): Fix handling of files with ascii null bytes.
32247 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
32249 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
32250 to initialise a vector register instead
32251 of using a const_int.
32253 2017-03-30 Jakub Jelinek <jakub@redhat.com>
32255 PR translation/80189
32256 * gimplify.c (omp_default_clause): Use %qs instead of %s in
32257 diagnostic messages.
32259 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
32262 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
32263 (dfp_diex_<mode>): Update mode of operand 1.
32264 * doc/extend.texi (dxex, dxexq): Document change to return type.
32265 (diex, diexq): Document change to argument type.
32267 2017-03-30 Martin Jambor <mjambor@suse.cz>
32270 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
32271 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
32272 it reflects the signature changes performed at the callee side.
32273 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
32274 to cgraph_build_function_type_skip_args.
32275 (build_function_decl_skip_args): Adjust call to the above function.
32277 2017-03-30 Jakub Jelinek <jakub@redhat.com>
32280 * config/i386/sse.md
32281 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
32282 register as dest whenever it is a MEM not rtx_equal_p to the
32283 corresponding dup operand, and when forcing into reg move the
32284 reg into the memory afterwards.
32285 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
32286 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
32287 for the force_reg mode.
32288 (avx512vl_vextractf128<mode>): Use register as dest either
32289 always when a MEM, or when it is a MEM not rtx_equal_p to the
32290 corresponding dup operand, or even not when it is a CONST_VECTOR
32291 depending on the mode and lo vs. hi.
32292 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
32294 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
32295 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
32296 Likewise. Require that operands[2] is even.
32297 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
32298 Remove extraneous parens. Require that operands[2] is a multiple
32300 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
32301 operands[0] is a MEM if <mask_applied>, the predicates/constraints
32302 disallow memory then.
32304 2017-03-30 Richard Biener <rguenther@suse.de>
32306 PR tree-optimization/77498
32307 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
32308 to non-constants over backedges.
32310 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
32312 PR rtl-optimization/80233
32313 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
32314 as last_combined_insn. Do not test for BARRIER_P separately.
32316 2017-03-29 Andreas Schwab <schwab@suse.de>
32319 * calls.c (prepare_call_address): Convert funexp to Pmode before
32320 copying to temp reg.
32322 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32324 PR tree-optimization/80158
32325 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
32326 Handle possible future case of more than one alternate
32328 (replace_rhs_if_not_dup): Likewise.
32329 (replace_one_candidate): Likewise.
32331 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
32333 PR rtl-optimization/80193
32334 * ira.c (ira): Do not check allocation for LRA.
32336 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
32338 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
32339 (nvptx_output_simt_exit): Declare.
32340 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
32341 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
32342 (init_softstack_frame): Move initialization of crtl->is_leaf to...
32343 (nvptx_declare_function_name): ...here. Emit declaration of local
32344 memory space buffer for omp_simt_enter insn.
32345 (nvptx_output_unisimt_switch): New.
32346 (nvptx_output_softstack_switch): New.
32347 (nvptx_output_simt_enter): New.
32348 (nvptx_output_simt_exit): New.
32349 * config/nvptx/nvptx.h (struct machine_function): New fields
32350 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
32351 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
32352 (UNSPECV_SIMT_EXIT): Ditto.
32353 (omp_simt_enter_insn): New insn.
32354 (omp_simt_enter): New expansion.
32355 (omp_simt_exit): New insn.
32356 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
32358 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
32359 (expand_GOMP_SIMT_ENTER_ALLOC): New.
32360 (expand_GOMP_SIMT_EXIT): New.
32361 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
32362 (GOMP_SIMT_ENTER_ALLOC): Ditto.
32363 (GOMP_SIMT_EXIT): Ditto.
32364 * target-insns.def (omp_simt_enter): New insn.
32365 (omp_simt_exit): Ditto.
32366 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
32368 (lower_rec_simd_input_clauses): Implement SIMT privatization.
32369 (lower_rec_input_clauses): Likewise.
32370 (lower_lastprivate_clauses): Handle SIMT privatization.
32372 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
32373 (ompdevlow_adjust_simt_enter): New.
32374 (find_simtpriv_var_op): New.
32375 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
32376 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
32378 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
32379 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
32380 (copy_decl_for_dup_finish): Ditto.
32382 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
32384 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
32387 * config/i386/i386.c (ix86_option_override_internal): Always
32388 allow -mpreferred-stack-boundary=3 for 64-bit targets.
32390 2017-03-28 Bin Cheng <bin.cheng@arm.com>
32392 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
32394 2017-03-28 Bin Cheng <bin.cheng@arm.com>
32396 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
32397 mark new edge's irreducible flag accordign to it.
32398 (vect_do_peeling): Check loop preheader edge's irreducible flag
32399 and pass it to function slpeel_add_loop_guard.
32401 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
32403 PR tree-optimization/80218
32404 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
32405 Update block frequencies and counts.
32407 2017-03-28 Richard Biener <rguenther@suse.de>
32409 PR tree-optimization/78644
32410 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
32411 of a simplification result we may not use it at all.
32413 2017-03-28 Richard Biener <rguenther@suse.de>
32416 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
32417 without arguments, generate default definition of a SSA name.
32419 2017-03-28 Richard Biener <rguenther@suse.de>
32421 PR middle-end/80222
32422 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
32423 TYPE_REF_CAN_ALIAS_ALL references.
32424 * fold-const.c (fold_indirect_ref_1): Likewise.
32426 2017-03-28 Martin Liska <mliska@suse.cz>
32429 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
32430 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
32432 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
32433 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
32435 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
32436 (EXTRA_SPECS): Define.
32437 (SUBTARGET_EXTRA_SPECS): Likewise.
32438 (SUBTARGET_CPP_SPEC): Likewise.
32439 * config/arc/elf.h (EXTRA_SPECS): Renamed to
32440 SUBTARGET_EXTRA_SPECS.
32441 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
32443 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
32445 * config/arc/simdext.md (vst64_insn): Update pattern.
32446 (vld32wh_insn): Likewise.
32447 (vld32wl_insn): Likewise.
32448 (vld64_insn): Likewise.
32449 (vld32_insn): Likewise.
32451 2017-03-28 Marek Polacek <polacek@redhat.com>
32454 * fold-const.c (fold_comparison): Use protected_set_expr_location
32455 instead of SET_EXPR_LOCATION.
32457 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
32459 * tree.c (add_expr): Avoid name lookup warning.
32461 2017-03-27 Jeff Law <law@redhat.com>
32463 PR tree-optimization/80216
32464 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
32465 function name. Limit recursion depth.
32466 (record_temporary_equivalences): Corresponding changes.
32468 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
32470 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
32473 2017-03-27 Jakub Jelinek <jakub@redhat.com>
32476 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
32478 * cfgcleanup.c (reg_note_cfa_p): New array.
32479 (insns_have_identical_cfa_notes): New function.
32480 (old_insns_match_p): Don't cross-jump in between /f
32481 and non-/f instructions. If both i1 and i2 are frame related,
32482 verify all CFA notes, their order and content.
32484 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
32487 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
32488 HImode and SImode with zero extend to DImode to one insn.
32489 (bswap<mode>2_extenddi): Likewise.
32490 (bswapsi2_extenddi): Likewise.
32491 (bswaphi2_extendsi): Likewise.
32492 (bswaphi2): Combine bswap HImode and SImode into one insn.
32493 Separate memory insns from swapping register.
32494 (bswapsi2): Likewise.
32495 (bswap<mode>2): Likewise.
32496 (bswaphi2_internal): Delete, no longer used.
32497 (bswapsi2_internal): Likewise.
32498 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
32499 store, and gpr<-gpr swap insns.
32500 (bswap<mode>2_store): Likewise.
32501 (bswaphi2_reg): Register only splitter, combine with the splitter.
32502 (bswaphi2 splitter): Likewise.
32503 (bswapsi2_reg): Likewise.
32504 (bswapsi2 splitter): Likewise.
32505 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
32506 the insns into load, store, and register/register insns.
32507 (bswapdi2_ldbrx): Likewise.
32508 (bswapdi2_load): Likewise.
32509 (bswapdi2_store): Likewise.
32510 (bswapdi2_reg): Likewise.
32512 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
32514 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
32515 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
32517 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
32520 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
32522 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
32523 special handling for target option conflicts between dform
32524 options (-mpower9-dform, -mpower9-dform-vector,
32525 -mpower9-dform-scalar) and -mno-direct-move.
32527 2017-03-27 Richard Biener <rguenther@suse.de>
32529 PR tree-optimization/80181
32530 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
32532 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
32534 * config/arc/predicates.md (move_double_src_operand): Replace the
32535 call to move_double_src_operand with a call to address_operand.
32537 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
32539 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
32540 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
32541 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
32543 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
32545 * config/arc/predicates.md (long_immediate_loadstore_operand):
32546 Consider scaled addresses cases.
32548 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
32550 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
32551 restored when in interrupt.
32552 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
32553 doesn't have delay slot.
32555 2017-03-27 Richard Biener <rguenther@suse.de>
32558 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
32559 inlined thunk clones.
32561 2017-03-27 Jakub Jelinek <jakub@redhat.com>
32564 * asan.c (instrument_derefs): Copy over last operand from
32565 original COMPONENT_REF to the new COMPONENT_REF with
32566 DECL_BIT_FIELD_REPRESENTATIVE.
32567 * ubsan.c (instrument_object_size): Likewise.
32569 2017-03-27 Richard Biener <rguenther@suse.de>
32571 PR tree-optimization/80170
32572 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
32573 sure DR/SCEV didnt fold in constants we do not see when looking
32574 at the reference base alignment.
32576 2017-03-27 Richard Biener <rguenther@suse.de>
32578 PR middle-end/80171
32579 * gimple-fold.c (fold_ctor_reference): Properly guard against
32580 NULL return value from canonicalize_constructor_val.
32582 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
32585 * config/i386/i386.c (ix86_expand_builtin)
32586 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
32587 flags reg setting and flags reg using instructions.
32588 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
32589 clobbering instructions to zero extend op2.
32591 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
32593 * doc/install.texi (Configuration) <--with-aix-soname>:
32594 Update link to AIX ld.
32596 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
32598 PR rtl-optimization/80160
32599 PR rtl-optimization/80159
32600 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
32601 reg_alternate_class into account.
32603 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
32606 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
32607 to consider in curr_insn_transform.
32609 2017-03-24 Jakub Jelinek <jakub@redhat.com>
32611 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
32612 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
32613 and emit_mode_inner.
32615 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32617 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
32618 argument to the overloaded builtin variants. Use the new flag to
32619 deprecate certain builtin variants.
32620 * config/s390/s390-builtin-types.def: Add new builtin types.
32621 * config/s390/s390-builtins.h: Support new flags field for
32622 overloaded builtins.
32623 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
32624 (s390_macro_to_expand): Enable vector float data type.
32625 (s390_cpu_cpp_builtins_internal): Indicate support of the new
32626 builtins by incrementing the __VEC__ version number.
32627 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
32629 (s390_resolve_overloaded_builtin): Emit error messages depending
32630 on the builtin flags.
32631 * config/s390/s390.c (s390_expand_builtin): Support additional
32632 flags argument. Change error message to match the messages
32633 emitted in s390-c.c.
32634 * config/s390/s390.md: New UNSPEC_* constants.
32635 (op_type): Add new instruction types.
32636 * config/s390/vecintrin.h: Add new builtins and test data class
32638 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
32639 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
32640 (VEC_INEXACT, VEC_NOINEXACT): New constants.
32641 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
32642 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
32643 ("vec_mergel<mode>"): V_HW -> VEC_HW.
32645 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
32646 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
32647 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
32648 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
32650 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
32651 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
32652 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
32653 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
32655 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
32656 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
32657 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
32658 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
32659 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
32660 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
32661 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
32663 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
32664 ("vec_scatter_element<V_HW_4:mode>_DI")
32665 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
32666 ("vec_fpint<mode>", "vflls")
32667 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
32668 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
32669 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
32670 ("*vec_cmphe<mode>_cc"): ... these.
32672 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
32673 mode constant instead of magic value.
32675 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32677 * config/s390/s390.c (s390_expand_vec_compare): Support other
32678 vector floating point modes than just V2DF.
32679 (s390_expand_vcond): Likewise.
32680 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
32681 (s390_cannot_change_mode_class): Prevent mode changes between TF
32682 and V1TF in vector registers.
32683 * config/s390/s390.md (DF, SF): New mode attributes.
32684 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
32685 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
32686 SFmode support for VRs.
32687 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
32689 (VFT, VF_HW): New mode iterators.
32690 (vw, sdx): New mode attributes.
32691 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
32692 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
32693 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
32694 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
32695 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
32696 also the new vector floating point modes. Renaming to ...
32698 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
32699 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
32700 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
32701 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
32702 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
32703 ("vec_unordered<mode>"): ... these.
32705 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
32706 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
32707 ("*vec_extendv2df"): New insn definitions.
32709 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32711 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
32712 ("mulditi3_2", "*muldi3_sign"): New patterns.
32713 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
32714 rename the pattern definition.
32716 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32718 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
32720 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
32722 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32724 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
32725 instruction if possible.
32726 * config/s390/vector.md (vec_halfnumelts): New mode
32728 ("*vec_vllezlf<mode>"): New pattern.
32730 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32732 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
32733 ("popcountv4si2", "popcountv2di2"): Rename to ...
32734 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
32735 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
32737 ("popcount<mode>2_vxe"): New pattern.
32739 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32741 * common/config/s390/s390-common.c (processor_flags_table): Add
32743 * config.gcc: Add arch12.
32744 * config/s390/driver-native.c (s390_host_detect_local_cpu):
32745 Default to arch12 for unknown CPU model numbers.
32746 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
32747 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
32748 PROCESSOR_max sanity check.
32749 * config/s390/s390-opts.h (enum processor_type): Add
32751 * config/s390/s390.c (processor_table): Add arch12.
32752 (s390_expand_builtin): Add check for B_VXE flag.
32753 (s390_issue_rate): Add PROCESSOR_ARCH12.
32754 (s390_get_sched_attrmask): Likewise.
32755 (s390_get_unit_mask): Likewise.
32756 (s390_sched_score): Enable z13 scheduling for arch12.
32757 (s390_sched_reorder): Likewise.
32758 (s390_sched_variable_issue): Likewise.
32759 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
32761 (s390_tune_attr): Use z13 scheduling also for arch12.
32762 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
32763 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
32764 (TARGET_VXE_P): New macros.
32765 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
32766 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
32767 * config/s390/s390.opt: Add arch12 as processor_type.
32769 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32771 * config/s390/s390.md
32772 ("fixuns_truncdddi2", "fixuns_trunctddi2")
32773 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
32774 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
32776 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
32777 Rename expanders to ...
32779 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
32780 ("fixuns_truncdddi2_emu"): ... these.
32782 ("fixuns_trunc<mode>si2_emu"): New expander.
32784 ("*fixuns_truncdfdi2_z13"): Rename to ...
32785 ("*fixuns_truncdfdi2_vx"): ... this.
32787 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32789 * config/s390/2964.md: Remove the single element vector compare
32790 instructions which are no longer used.
32791 * config/s390/s390.c (s390_select_ccmode): Remove handling of
32793 (s390_canonicalize_comparison): Remove handling of DFmode
32795 (s390_expand_vec_compare_scalar): Remove function.
32796 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
32797 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
32799 ("*cmp<mode>_ccs"): Add wfcdb instruction.
32801 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32803 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
32805 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
32806 will anyway by matched by mov<mode>_64dfp.
32808 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32810 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
32811 vlef/vstef. Add missing operand to vleif.
32813 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32815 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
32816 pair for all vector types with 64 bit elements.
32817 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
32818 * config/s390/vector.md (V_HW_64): ... here.
32819 (V_128_NOSINGLE): New mode iterator.
32820 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
32821 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
32822 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
32823 ("*vec_load_pairv2di"): Change to ...
32824 ("*vec_load_pair<mode>"): ... this one.
32826 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32828 * config/s390/constraints.md: Add comments.
32829 (jKK): Reject element sizes > 8 bytes.
32830 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
32832 * config/s390/s390.md: Add the s_operand checks formerly in
32833 s390_split_ok_p to various splitters where they are still
32835 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
32836 for 128 bit vectors. Plus two splitters.
32838 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32840 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
32843 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32846 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
32847 error if the boundary argument is not constant.
32849 2017-03-24 Jakub Jelinek <jakub@redhat.com>
32851 PR rtl-optimization/80112
32852 * loop-doloop.c (doloop_condition_get): Don't check condition
32853 if cmp isn't SET with IF_THEN_ELSE src.
32855 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32857 PR tree-optimization/80158
32858 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
32859 replacing a candidate statement, also replace it for the
32860 candidate's alternate interpretation.
32861 (replace_rhs_if_not_dup): Likewise.
32862 (replace_one_candidate): Likewise.
32864 2017-03-24 Richard Biener <rguenther@suse.de>
32866 PR tree-optimization/80167
32867 * graphite-isl-ast-to-gimple.c
32868 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
32870 (translate_isl_ast_to_gimple::get_rename): Likewise.
32872 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
32874 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
32875 handling of certain combinations of target options, including the
32876 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
32877 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
32879 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32882 * config/arm/arm.md (*load_multiple): Add reload_completed to
32883 matching condition.
32885 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32886 Richard Biener <rguenth@suse.de>
32888 PR tree-optimization/79908
32889 PR tree-optimization/80136
32890 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
32891 been cast away, gimplify_and_add suffices.
32893 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
32895 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
32897 2017-03-23 Richard Biener <rguenther@suse.de>
32899 PR tree-optimization/80032
32900 * gimplify.c (gimple_push_cleanup): Forced unconditional
32901 cleanups still have to go to the conditional_cleanups
32904 2017-03-22 Jakub Jelinek <jakub@redhat.com>
32906 PR tree-optimization/80072
32907 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
32909 (next_operand_entry_id): Change type to unsigned int.
32910 (sort_by_operand_rank): Make sure to return the right return value
32911 even if unsigned fields are bigger than INT_MAX.
32912 (struct oecount): Change cnt and id type to unsigned int.
32913 (oecount_hasher::equal): Formatting fix.
32914 (oecount_cmp): Make sure to return the right return value
32915 even if unsigned fields are bigger than INT_MAX.
32916 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
32919 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
32920 TREE_READONLY on result if writing it more than once.
32923 * doc/invoke.texi (-fsanitize=thread): Document that with
32924 -fnon-call-exceptions atomics are not able to throw
32928 * tsan.c: Include tree-eh.h.
32929 (instrument_builtin_call): Call maybe_clean_eh_stmt or
32930 maybe_clean_or_replace_eh_stmt where needed.
32931 (instrument_memory_accesses): Add cfg_changed argument.
32932 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
32933 if it returned true.
32934 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
32936 PR rtl-optimization/63191
32937 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
32938 wrapper function, moved the whole old content into ...
32939 (ix86_delegitimize_address_1): ... this. New inline function.
32940 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
32941 true as last argument instead of ix86_delegitimize_address.
32943 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
32945 * config/aarch64/aarch64.c (generic_branch_cost): Copy
32946 cortexa57_branch_cost.
32948 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
32950 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
32952 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
32955 * doc/md.texi (Constraints): Document wA constraint.
32956 * config/rs6000/constraints.md (wA): New.
32957 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
32958 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
32959 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
32960 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
32962 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
32965 * gimplify.c (is_oacc_declared): New function.
32966 (oacc_default_clause): Use it to set default flags for acc declared
32967 variables inside parallel regions.
32968 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
32969 declared variables.
32970 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
32971 declare attribute to any decl as necessary.
32973 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
32976 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
32977 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
32978 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
32979 (arm_arch_lpae): This.
32980 * config/arm/arm.c (arm_arch7ve): Rename into ...
32981 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
32982 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
32985 2017-03-22 Martin Liska <mliska@suse.cz>
32988 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
32989 error message instead of an ICE.
32991 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32993 * doc/extend.texi (6.11 Additional Floating Types): Revise.
32995 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
32997 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
32999 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
33002 2017-03-21 Martin Sebor <msebor@redhat.com>
33004 * doc/extend.texi: Use "cannot" instead of "can't."
33005 * doc/hostconfig.texi: Same.
33006 * doc/install.texi: Same.
33007 * doc/invoke.texi: Same.
33008 * doc/loop.texi: Same.
33009 * doc/md.texi: Same.
33010 * doc/objc.texi: Same.
33011 * doc/rtl.texi: Same.
33012 * doc/tm.texi: Same.
33013 * doc/tm.texi.in: Same.
33014 * doc/trouble.texi: Same.
33016 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
33019 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
33020 (collect_checksum_attributes): Set it.
33021 (die_checksum_ordered): Use it.
33023 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33025 PR tree-optimization/79908
33026 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
33027 change: For a VA_ARG whose LHS has been cast away, use
33028 force_gimple_operand to construct the side effects.
33030 2017-03-21 David Malcolm <dmalcolm@redhat.com>
33032 PR translation/80001
33033 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
33034 more amenable to translation.
33035 (oacc_loop_auto_partitions): Likewise.
33037 2017-03-21 Marek Polacek <polacek@redhat.com>
33038 Martin Sebor <msebor@redhat.com>
33040 PR tree-optimization/80109
33041 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
33042 on INTEGRAL_TYPE_P.
33044 2017-03-21 Jakub Jelinek <jakub@redhat.com>
33045 Segher Boessenkool <segher@kernel.crashing.org>
33048 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
33049 check reg_used_between_p between insn and one of succ or succ2
33050 depending on if succ is artificial insn not inserted into insn
33053 2017-03-21 Martin Liska <mliska@suse.cz>
33055 PR gcov-profile/80081
33056 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
33057 * doc/gcc.texi: Include gcov-dump stuff.
33058 * doc/gcov-dump.texi: New file.
33060 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
33062 PR rtl-optimization/79150
33063 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
33064 conditional jump, if the jump is the last insn of the loop.
33066 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33067 Richard Biener <rguenth@suse.de>
33069 PR tree-optimization/79908
33070 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
33071 been cast away, use force_gimple_operand to construct the side
33074 2017-03-21 Martin Liska <mliska@suse.cz>
33076 PR libfortran/79956
33077 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
33080 2017-03-21 Brad Spengler <spender@grsecurity.net>
33083 * plugin.c (htab_hash_plugin): New function.
33084 (add_new_plugin): Use it and adjust.
33085 (parse_plugin_arg_opt): Adjust.
33086 (init_one_plugin): Likewise.
33088 2017-03-21 Richard Biener <rguenther@suse.de>
33090 PR tree-optimization/80032
33091 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
33092 if set force the cleanup to happen unconditionally.
33093 (gimplify_target_expr): Push inserted clobbers with force_uncond
33094 to avoid them being removed by control-dependent DCE.
33096 2017-03-21 Richard Biener <rguenther@suse.de>
33098 PR tree-optimization/80122
33099 * tree-inline.c (copy_bb): Do not expans va-arg packs or
33100 va_arg_pack_len when the inlined call stmt requires pack
33102 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
33104 2017-03-21 Jakub Jelinek <jakub@redhat.com>
33107 * tsan.c (instrument_builtin_call): If the memory model argument
33108 is not a constant, assume it is valid.
33111 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
33114 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
33116 PR rtl-optimization/79910
33117 * combine.c (can_combine_p): Do not allow combining an I0 or I1
33118 if its dest is used by an insn before I2 (other than the combined
33119 insns themselves, which are properly handled already).
33121 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
33124 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
33126 * combine.c (record_used_regs): New static function.
33127 (try_combine): Handle situations where there is an additional
33128 instruction between I2 and I3 which needs to have a LOG_LINK
33132 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
33134 * combine.c (try_combine): Delete redundant i1 test. Call
33135 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
33137 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
33140 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
33141 alternatives 13/14.
33143 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33145 PR tree-optimization/80054
33146 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
33147 the optimization if a PHI or any of its arguments is not dominated
33148 by the candidate's basis. Use gphi* rather than gimple* as
33150 (replace_profitable_candidates): Clean up a gimple* variable that
33151 should be a gphi* variable.
33153 2017-03-20 Martin Sebor <msebor@redhat.com>
33156 * doc/extend.texi (attribute constructor): Document present limitation.
33158 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
33161 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
33162 __POWER9_VECTOR__ #ifdef control, change template definition to
33163 use Power9-specific built-in function.
33164 (vec_any_eq): Likewise.
33165 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
33166 to control outcomes from this test.
33167 (vector_ae_<mode>p): For VEC_F modes, likewise.
33169 2017-03-20 Ian Lance Taylor <iant@google.com>
33171 * config/i386/i386.c (ix86_function_regparm): Save an extra
33172 register for -fsplit-stack with DECL_STATIC_CHAIN.
33174 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
33177 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
33178 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
33180 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
33182 * config/riscv/riscv.c (riscv_print_operand): Use "fence
33184 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
33187 2017-03-20 Marek Polacek <polacek@redhat.com>
33190 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
33192 2017-03-20 Richard Biener <rguenther@suse.de>
33194 PR tree-optimization/80113
33195 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
33196 allocate extra SSA name for PHI def.
33197 (add_close_phis_to_outer_loops): Likewise.
33198 (add_close_phis_to_merge_points): Likewise.
33199 (copy_loop_close_phi_args): Likewise.
33200 (copy_cond_phi_nodes): Likewise.
33202 2017-03-20 Martin Liska <mliska@suse.cz>
33204 PR middle-end/79753
33205 * tree-chkp.c (chkp_build_returned_bound): Do not build
33206 returned bounds for a LHS that's not a BOUNDED_P type.
33208 2017-03-20 Martin Liska <mliska@suse.cz>
33212 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
33213 COMPLEX_CST and VECTOR_CST.
33215 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33218 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
33219 target operand. A new splitter adds the clobber statement in case
33220 the target operand is dead anyway.
33222 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
33224 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
33225 to age-old versions of binutils and glibc.
33227 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
33229 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
33231 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
33233 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
33235 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
33237 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
33238 requirement for binutils 2.13.
33240 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
33242 * combine.c (try_combine): Delete redundant i1 test. Call
33243 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
33245 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
33247 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
33248 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
33250 <riscv64-*-elf>: Re-arrange section
33251 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
33252 <riscv32-*-linux>: Likewise.
33253 <riscv64-*-elf>: Likewise
33254 <riscv64-*-linux>: Likewise.
33256 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
33259 * aarch64.opt(verbose-cost-dump): Fix typo.
33261 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
33264 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
33265 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
33267 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
33269 * reload.c (find_reloads): When reloading a nonoffsettable address,
33270 use RELOAD_OTHER for it and its address reloads.
33272 PR rtl-optimization/79910
33273 * combine.c (record_used_regs): New static function.
33274 (try_combine): Handle situations where there is an additional
33275 instruction between I2 and I3 which needs to have a LOG_LINK
33278 2017-03-17 Jeff Law <law@redhat.com>
33280 PR tree-optimization/71437
33281 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
33282 conditional in the hash table first.
33283 (vrp_dom_walker::before_dom_children): Extract condition from
33284 ASSERT_EXPR. Record condition, its inverion and any implied
33285 conditions as well.
33287 2017-03-17 Marek Polacek <polacek@redhat.com>
33288 Markus Trippelsdorf <markus@trippelsdorf.de>
33290 PR tree-optimization/80079
33291 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
33294 2017-03-17 Richard Biener <rguenther@suse.de>
33296 PR middle-end/80075
33297 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
33298 Properly verify the LHS before the RHS possibly claims to be
33300 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
33303 2017-03-17 Martin Jambor <mjambor@suse.cz>
33305 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
33306 (List of -O2 options): Likewise.
33307 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
33310 2017-03-17 Tom de Vries <tom@codesourcery.com>
33312 * gcov-dump.c (print_usage): Print bug_report_url.
33314 2017-03-17 Richard Biener <rguenther@suse.de>
33316 PR middle-end/80050
33317 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
33318 (parser::peek): Likewise.
33320 2017-03-17 Richard Biener <rguenther@suse.de>
33322 PR tree-optimization/80048
33323 * sese.c (free_sese_info): Properly release rename_map and
33324 copied_bb_map elements.
33326 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
33328 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
33329 Add linked-list forward and backlinks. Insert on
33330 construction, remove on destruction.
33331 (class pass_store_merging): Add m_stores_head field.
33332 (pass_store_merging::terminate_and_process_all_chains):
33333 Iterate over m_stores_head list.
33334 (pass_store_merging::terminate_all_aliasing_chains):
33336 (pass_store_merging::execute): Check for debug stmts first.
33337 Push new chains onto the m_stores_head stack.
33339 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
33342 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
33343 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
33344 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
33346 2017-03-16 Jeff Law <law@redhat.com>
33348 PR tree-optimization/71437
33349 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
33350 member function. Implementation moved into after_dom_children
33351 member function and into the threader's thread_outgoing_edges
33353 (dom_opt_dom_walker::after_dom_children): Simplify by moving
33354 some code into new thread_outgoing_edges.
33355 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
33356 definition. Simplify marker handling (do it here). Assume we always
33357 have the available expression and the const/copies tables.
33358 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
33360 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
33361 * tree-vrp.c (equiv_stack): No longer file scoped.
33362 (vrp_dom_walker): New class.
33363 (vrp_dom_walker::before_dom_children): New member function.
33364 (vrp_dom_walker::after_dom_children): Likewise.
33365 (identify_jump_threads): Setup domwalker. Use it rather than
33366 walking edges in a random order by hand. Simplify setup/finalization.
33367 (finalize_jump_threads): Remove.
33368 (vrp_finalize): Do not call identify_jump_threads here.
33369 (execute_vrp): Do it here instead and call thread_through_all_blocks
33372 PR tree-optimization/71437
33373 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
33375 (simplify_stmt_for_jump_threading): Add basic_block argument. All
33377 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
33378 (dom_opt_dom_walker::thread_across_edge): Remove
33379 handle_dominating_asserts argument. All callers changed.
33380 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
33381 changes. Remove calls to lhs_of_dominating_assert. Other
33382 uses of handle_dominating_asserts turn into unconditional code
33383 (simplify_control_stmt_condition_1): Likewise.
33384 (simplify_control_stmt_condition): Likewise.
33385 (thread_through_normal_block, thread_across_edge): Likewise.
33386 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
33387 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
33388 object if it is not an SSA_NAME.
33389 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
33390 before calling into the VRP specific simplifiers.
33391 (identify_jump_threads): Remove handle_dominating_asserts
33394 2017-03-16 Jakub Jelinek <jakub@redhat.com>
33397 * tree-diagnostic.c (default_tree_printer): No longer static.
33398 * tree-diagnostic.h (default_tree_printer): New prototype.
33400 2017-03-16 Tamar Christina <tamar.christina@arm.com>
33402 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
33403 Change ins into fmov.
33405 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33407 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
33408 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
33409 Use h_con constraint for operand 1.
33410 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
33411 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
33413 2017-03-15 Jeff Law <law@redhat.com>
33415 PR tree-optimization/71437
33416 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
33417 (record_temporary_equivalences): Use it.
33419 PR tree-optimization/71437
33420 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
33421 tree-ssa-scopedtables.
33422 (lookup_avail_expr, build_and_record_new_cond): Likewise.
33423 (record_conditions, record_cond, vuse_eq): Likewise.
33424 (record_edge_info): Adjust to API tweak of record_conditions.
33425 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
33426 (record_temporary_equivalences, optimize_stmt): Likewise.
33427 (eliminate_redundant_computations): Likewise.
33428 (record_equivalences_from_stmt): Likewise.
33429 * tree-ssa-scopedtables.c: Include options.h and params.h.
33430 (vuse_eq): New function, moved from tree-ssa-dom.c
33431 (build_and_record_new_cond): Likewise.
33432 (record_conditions): Likewise. Accept vector of conditions rather
33433 than edge_equivalence structure for first argument.
33434 for the first argument.
33435 (avail_exprs_stack::lookup_avail_expr): New member function, moved
33436 from tree-ssa-dom.c.
33437 (avail_exprs_stack::record_cond): Likewise.
33438 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
33439 from tree-ssa-dom.c.
33440 (avail_exprs_stack): Add new member functions lookup_avail_expr
33442 (record_conditions): Declare.
33444 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
33447 * lra-constraints.c (process_alt_operands): Increase reject for
33448 reloading an input/output operand.
33450 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
33453 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
33454 insns to convert from signed/unsigned char/short to IEEE 128-bit
33456 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
33458 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
33461 * config/i386/i386.c (ix86_vector_duplicate_value): Create
33462 subreg of inner mode for values already in registers.
33464 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
33466 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
33467 iteration reg is used after the loop.
33469 2017-03-14 Martin Sebor <msebor@redhat.com>
33471 PR tree-optimization/79800
33472 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
33473 precision in negative-positive range.
33474 (format_floating): Call non-const overload with adjusted precision.
33476 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33479 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
33482 2017-03-14 Martin Sebor <msebor@redhat.com>
33484 PR middle-end/80020
33485 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
33486 * builtins.def (aligned_alloc): Use it.
33489 * Makefile.in (GTFILES): Add calls.c.
33490 * calls.c: Include "gt-calls.h".
33492 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
33494 PR rtl-optimization/79728
33495 * regs.h (struct target_regs): New field
33496 x_contains_allocatable_regs_of_mode.
33497 (contains_allocatable_regs_of_mode): New macro.
33498 * reginfo.c (init_reg_sets_1): Initialize it, and change
33499 contains_reg_of_mode so it includes global regs as well.
33500 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
33501 rather than contains_regs_of_mode.
33503 2017-03-14 Martin Liska <mliska@suse.cz>
33505 * doc/invoke.texi: Document options that can't be combined with
33506 -fcheck-pointer-bounds.
33508 2017-03-14 Martin Liska <mliska@suse.cz>
33510 PR middle-end/79831
33511 * doc/invoke.texi (-Wchkp): Document the option.
33513 2017-03-14 Martin Liska <mliska@suse.cz>
33515 * Makefile.in: Install gcov-dump.
33517 2017-03-14 Martin Liska <mliska@suse.cz>
33519 * multiple_target.c (expand_target_clones): Bail out for
33520 an invalid attribute.
33522 2017-03-14 Richard Biener <rguenther@suse.de>
33524 * alias.c (struct alias_set_entry): Pack properly.
33525 * cfgloop.h (struct loop): Likewise.
33526 * cse.c (struct set): Likewise.
33527 * ipa-utils.c (struct searchc_env): Likewise.
33528 * loop-invariant.c (struct invariant): Likewise.
33529 * lra-remat.c (struct cand): Likewise.
33530 * recog.c (struct change_t): Likewise.
33531 * rtl.h (struct address_info): Likewise.
33532 * symbol-summary.h (function_summary): Likewise.
33533 * tree-loop-distribution.c (struct partition): Likewise.
33534 * tree-object-size.c (struct object_size_info): Likewise.
33535 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
33536 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
33537 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
33538 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
33539 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
33540 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
33541 (struct _stmt_vec_info): Likewise.
33543 2017-03-14 Martin Liska <mliska@suse.cz>
33546 * multiple_target.c (create_dispatcher_calls): Check that
33547 a target can create a function dispatcher.
33549 2017-03-14 Martin Liska <mliska@suse.cz>
33552 * multiple_target.c (expand_target_clones): Drop local.local
33553 flag for default implementation.
33555 2017-03-14 Richard Biener <rguenther@suse.de>
33557 PR tree-optimization/80030
33558 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
33560 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
33562 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
33563 gcc_fallthrough() instead of __attribute__((fallthrough));
33565 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
33567 * doc/gcc.texi: Remove "up" link to (DIR).
33568 * doc/gccint.texi: Ditto.
33570 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
33572 * doc/install.texi (Specific) <avr>: Remove reference to
33575 2017-03-13 Jeff Law <law@redhat.com>
33577 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
33578 attribute rather than comments.
33580 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
33581 match_scratch operand is highest.
33583 2017-03-13 Martin Liska <mliska@suse.cz>
33585 PR middle-end/78339
33586 * ipa-pure-const.c (warn_function_noreturn): If the declarations
33587 is a CHKP clone, use original declaration.
33589 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33591 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
33592 (arc_conditional_register_usage): Use a different allocation order
33593 when optimizing for size.
33594 * common/config/arc/arc-common.c (arc_option_optimization_table):
33595 Section anchors default on when optimizing for size.
33597 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33599 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
33601 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33603 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
33604 * config/arc/arc.md (cpu_facility): Add cd variant.
33605 (*movqi_insn): Add code density variant.
33606 (*movhi_insn): Likewise.
33607 (*movqi_insn): Likewise.
33608 (*addsi3_mixed): Likewise.
33609 (subsi3_insn): Likewise.
33611 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33613 * config/arc/arc.md (movsi_cond_exec): Update constraint.
33615 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33617 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
33618 expressions with MINUS and UNARY ops.
33620 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33623 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
33625 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
33626 between vec_select and vector argument.
33627 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
33628 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
33629 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
33630 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
33631 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
33632 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
33634 2017-03-13 Richard Biener <rguenther@suse.de>
33637 * params.def (vect-max-peeling-for-alignment): Fix typo.
33639 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
33641 * doc/install.texi (Specific) <mips-*-*>: Remove description of
33642 issue that only occurred with binutils below 2.18.
33644 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
33646 * doc/install.texi (Specific) <cris-axis-elf>: No longer
33647 refer to binutils 2.11/2.12 minimum.
33649 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
33651 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
33652 ftp.kernel.org and simplify binutils requirement.
33654 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
33656 * doc/invoke.texi (Warning Options): Fix spelling of link-time
33658 (Optimize Options): Ditto. Also remove redundancy.
33660 2017-03-10 David Malcolm <dmalcolm@redhat.com>
33662 PR translation/79848
33663 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
33665 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
33666 to G_ to avoid double translation.
33668 2017-03-10 David Malcolm <dmalcolm@redhat.com>
33670 PR translation/79923
33671 * auto-profile.c (get_combined_location): Convert leading
33672 character of diagnostics to lower case and remove trailing period.
33673 (read_profile): Likewise for various diagnostics.
33674 * config/arm/arm.c (arm_option_override): Remove trailing period
33675 from various diagnostics.
33676 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
33677 (msp430_expand_delay_cycles): Likewise.
33679 2017-03-10 David Malcolm <dmalcolm@redhat.com>
33682 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
33683 full command-line argument, rather than just "str".
33684 (aarch64_validate_march): Likewise.
33685 (aarch64_validate_mtune): Likewise.
33687 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
33689 PR rtl-optimization/78911
33690 * lra-assigns.c (must_not_spill_p): New function.
33691 (spill_for): Use it.
33693 2017-03-10 Jakub Jelinek <jakub@redhat.com>
33695 PR tree-optimization/79981
33696 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
33697 ATOMIC_COMPARE_EXCHANGE ifn result.
33698 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
33699 IFN_ATOMIC_COMPARE_EXCHANGE.
33701 2017-03-10 David Malcolm <dmalcolm@redhat.com>
33704 * opts.c (parse_sanitizer_options): Add missing question mark to
33705 "did you mean" message.
33707 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33709 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
33711 (VMULEUH_UNS): Likewise.
33712 (VMULOUB_UNS): Likewise.
33713 (VMULOUH_UNS): Likewise.
33714 * config/rs6000/rs6000.c (builtin_function_type): Remove
33715 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
33717 2017-03-10 David Malcolm <dmalcolm@redhat.com>
33720 * read-rtl-function.c (function_reader::read_rtx_operand): Update
33721 x with result of extra_parsing_for_operand_code_0.
33722 (function_reader::extra_parsing_for_operand_code_0): Convert
33723 return type from void to rtx, returning x. When reading
33724 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
33725 larger size containing struct block_symbol.
33727 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
33729 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
33730 -mfloat128-hardware without -m64.
33732 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
33735 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
33736 entries to the case statement that marks unsigned arguments to
33737 overloaded functions.
33739 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
33741 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
33742 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
33744 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
33747 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
33748 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
33750 2017-03-10 Martin Liska <mliska@suse.cz>
33754 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
33755 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
33758 2017-03-10 Olivier Hainque <hainque@adacore.com>
33760 * tree-switch-conversion (array_value_type): Start by resetting
33761 candidate type to it's main variant.
33763 2017-03-10 Jakub Jelinek <jakub@redhat.com>
33765 PR rtl-optimization/79909
33766 * combine.c (try_combine): Use simplify_replace_rtx on individual
33767 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
33768 of the whole CALL_INSN_FUNCTION_USAGE.
33770 PR tree-optimization/79972
33771 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
33772 get_range_info on SSA_NAMEs. Formatting fixes.
33774 2017-03-10 Richard Biener <rguenther@suse.de>
33775 Jakub Jelinek <jakub@redhat.com>
33777 PR tree-optimization/77975
33778 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
33779 edge to be constant.
33780 (get_val_for): For constant x return it. Formatting fix.
33781 (loop_niter_by_eval): Avoid pointless looping if the next iteration
33782 would use the same bases as the current one.
33784 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33786 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
33787 instead of vec_select for V1TImode.
33788 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
33790 (VSX_LE_128): Add V1TI to this mode iterator.
33791 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
33792 (*vsx_le_perm_store_<mode>): Likewise.
33793 (pre-reload splitter for VSX stores): Likewise.
33794 (post-reload splitter for VSX stores): Likewise.
33795 (*vsx_xxpermdi2_le_<mode>): Likewise.
33796 (*vsx_lxvd2x2_le_<mode>): Likewise.
33797 (*vsx_stxvd2x2_le_<mode>): Likewise.
33799 2017-03-09 Michael Eager <eager@eagercon.com>
33801 Correct failures with --enable-checking=yes,rtl.
33803 * config/microblaze/microblaze.c (microblaze_expand_shift):
33804 Replace GET_CODE test with CONST_INT_P and INTVAL test with
33805 test for const0_rtx.
33806 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
33807 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
33809 2017-03-09 Richard Biener <rguenther@suse.de>
33811 PR tree-optimization/79977
33812 * graphite-scop-detection.c (scop_detection::merge_sese):
33813 Handle the case of extra exits to blocks dominating the entry.
33815 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
33817 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
33820 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
33822 PR rtl-optimization/79949
33823 * lra-constraints.c (process_alt_operands): Check memory when
33824 trying to predict a cycle. Print about the overall increase.
33826 2017-03-09 Richard Biener <rguenther@suse.de>
33828 PR middle-end/79971
33829 * gimple-expr.c (useless_type_conversion_p): Preserve
33830 TYPE_SATURATING for fixed-point types.
33832 2017-03-09 Richard Biener <rguenther@suse.de>
33835 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
33836 alignment of BLKmode params.
33838 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33841 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
33842 (VALL_NO_V2Q): Likewise.
33844 * config/aarch64/aarch64-simd.md
33845 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
33847 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
33848 VALL_NO_V2Q mode iterator.
33849 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
33851 2017-03-09 Martin Liska <mliska@suse.cz>
33853 PR tree-optimization/79631
33854 * tree-chkp-opt.c (chkp_is_constant_addr): Call
33855 tree_int_cst_sign_bit just for INTEGER constants.
33857 2017-03-09 Martin Liska <mliska@suse.cz>
33861 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
33864 2017-03-09 Marek Polacek <polacek@redhat.com>
33867 * tree.c (inchash::add_expr): Handle TREE_VEC.
33869 2017-03-09 Martin Liska <mliska@suse.cz>
33872 (chkp_narrow_size_and_offset): New function.
33873 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
33874 (void chkp_parse_bit_field_ref): New function.
33875 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
33876 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
33878 2017-03-09 Martin Liska <mliska@suse.cz>
33881 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
33882 (chkp_find_bounds_1): Remove gcc_unreachable.
33884 2017-03-09 Jakub Jelinek <jakub@redhat.com>
33887 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
33888 BUILT_IN_SYNC*, determine the access type from the size suffix and
33889 always build a MEM_REF with that type. Handle forgotten
33890 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
33893 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
33894 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
33895 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
33896 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
33897 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
33898 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
33899 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
33900 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
33901 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
33902 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
33903 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
33904 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
33905 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
33906 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
33907 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
33908 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
33909 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
33910 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
33911 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
33912 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
33913 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
33914 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
33915 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
33916 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
33917 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
33918 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
33919 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
33920 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
33921 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
33922 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
33923 definitions outside of __OPTIMIZE__ guarded section.
33926 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
33927 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
33928 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
33929 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
33932 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33934 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
33935 ("vfenez<mode>"): Add missing constraints.
33937 2017-03-08 Martin Sebor <msebor@redhat.com>
33940 * config/nds32/nds32.c (nds32_option_override):
33941 Fix misspelled diagnostic.
33943 2017-03-08 Jakub Jelinek <jakub@redhat.com>
33946 * gimplify.c (gimplify_omp_for): Replace index var in outer
33947 taskloop statement with an artificial variable and add
33948 OMP_CLAUSE_PRIVATE clause for it.
33950 2017-03-08 Richard Biener <rguenther@suse.de>
33952 PR tree-optimization/79955
33953 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
33954 for accesses that are completely outside of the variable.
33956 2017-03-08 Andrew Haley <aph@redhat.com>
33958 PR tree-optimization/79943
33959 * tree-ssa-loop-split.c (compute_new_first_bound): When
33960 calculating the new upper bound, (END-BEG) should be added, not
33963 2017-03-08 Jakub Jelinek <jakub@redhat.com>
33965 * config/avr/avr.md (setmemhi): Make sure match_dup
33966 operand number comes before match_scratch.
33968 2017-03-08 Richard Biener <rguenther@suse.de>
33970 PR tree-optimization/79920
33971 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
33972 with ncopies == 1 to ...
33973 (vect_transform_slp_perm_load): ... here. Properly compute
33974 all element loads by iterating VF times over the group. Do
33975 not handle ncopies (computed in a broken way) in
33976 vect_create_mask_and_perm.
33978 2017-03-08 Jakub Jelinek <jakub@redhat.com>
33981 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
33982 is a uniform vector, use uniform_vector_p return value instead of
33983 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
33985 2017-03-07 Marek Polacek <polacek@redhat.com>
33987 PR middle-end/79809
33988 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
33989 (alloca_call_type): Likewise.
33991 2017-03-07 Martin Liska <mliska@suse.cz>
33993 * gcov.c (process_args): Put comment to correct location.
33995 2017-03-07 Martin Liska <mliska@suse.cz>
33997 PR middle-end/68270
33998 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
33999 Use array_at_struct_end_p instead of DECL_CHAIN (field).
34000 (chkp_narrow_bounds_for_field): Likewise.
34001 (chkp_parse_array_and_component_ref): Pass one more argument to
34004 2017-03-07 Richard Biener <rguenther@suse.de>
34006 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
34009 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
34011 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
34012 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
34014 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34017 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
34018 to end of description.
34019 (PARAM_MAX_STORES_TO_MERGE): Likewise.
34021 2017-03-07 Jakub Jelinek <jakub@redhat.com>
34023 PR rtl-optimization/79901
34024 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
34026 (*avx512f_<code><mode>3<mask_name>): ... this.
34027 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
34028 iterator instead of VI8_AVX2_AVX512BW.
34030 PR rtl-optimization/79901
34031 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
34032 min/max expander, expand it using expand_vec_cond_expr.
34035 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
34038 2017-03-06 Jakub Jelinek <jakub@redhat.com>
34041 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
34042 to void * for PCH reasons.
34043 * dwarf2out.c (output_loc_operands, output_die): Cast
34044 v.val_vec.array to unsigned char *.
34046 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
34049 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
34052 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
34054 PR rtl-optimization/79571
34055 * lra-constraints.c (process_alt_operands): Calculate static
34056 reject and subtract it from overall when only addresses will be
34059 2017-03-06 Julia Koval <julia.koval@intel.com>
34062 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
34063 incoming stack boundary to 128 for 64-bit targets.
34065 2017-03-06 Richard Biener <rguenther@suse.de>
34067 PR tree-optimization/79894
34068 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
34069 to NULL after folding it.
34071 2017-03-06 Richard Biener <rguenther@suse.de>
34073 PR tree-optimization/79824
34074 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
34075 check disabling peeling for gaps.
34077 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
34079 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
34080 attributes): Document gettimeofday.
34082 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
34084 * config/s390/s390.c (s390_option_override_internal): Set
34085 PARAM_MIN_VECT_LOOP_BOUND
34087 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
34089 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
34090 * config/s390/s390.md: Likewise.
34092 2017-03-06 Jakub Jelinek <jakub@redhat.com>
34095 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
34096 (<avx2_avx512>_perm<mode>): Rename to ...
34097 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
34099 (<avx512>_perm<mode>_mask): Rename to ...
34100 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
34102 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
34103 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
34104 instead of VI8F_256_512.
34105 (avx512f_perm<mode>): New define_expand.
34106 (avx512f_perm<mode>_mask): Likewise.
34107 (avx512f_perm<mode>_1<mask_name>): New define_insn.
34108 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
34110 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
34112 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
34113 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
34115 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
34117 2017-03-06 Martin Liska <mliska@suse.cz>
34120 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
34121 when having a SSA NAME w/o VAR_DECL assigned to it.
34123 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
34125 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
34126 msa_dpsub_<su>_d): Fix MODE for vec_select.
34128 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
34130 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
34132 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
34134 2017-03-06 Richard Biener <rguenther@suse.de>
34136 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
34137 * plugin.c (register_plugin_info): Likewise.
34138 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
34140 2017-03-05 Jakub Jelinek <jakub@redhat.com>
34142 * config/i386/sse.md (sse_storehps, sse_storelps,
34143 avx_<castmode><avxsizesuffix>_<castmode>,
34144 avx512f_<castmode><avxsizesuffix>_<castmode>,
34145 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
34146 in condition that at least one operand is not a MEM.
34148 2017-03-03 Jakub Jelinek <jakub@redhat.com>
34150 PR middle-end/79805
34151 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
34152 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
34154 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
34155 gimple_call_nothrow_p flag based on whether original builtin can throw.
34156 If it can, emit following stmts on the fallthrough edge.
34157 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
34158 don't create new bb if inserting just debug stmts on the edge, try to
34159 insert them on the fallthru bb or just reset debug stmts.
34161 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
34164 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
34165 restore recog_data (including the operand rtxes inside it) around
34166 the call to get_insn_template.
34168 2017-03-03 Martin Sebor <msebor@redhat.com>
34170 PR tree-optimization/79699
34171 * context.c (context::~context): Free MPFR caches to avoid
34172 a memory leak on program exit.
34174 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34176 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
34177 Use wide_int::ulow () instead of .elt (0).
34179 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
34181 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
34182 (*pushxf): Limit oF constraint to 32bit targets and add oC
34183 constraint for 64bit targets.
34184 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
34185 (*pushdf): Change rmF constraint to rmC.
34187 2017-03-03 Martin Liska <mliska@suse.cz>
34189 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
34190 Remove unused variable.
34192 2017-03-03 Jakub Jelinek <jakub@redhat.com>
34195 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
34196 is a memory operand, increase num_memory.
34197 (ix86_expand_args_builtin): Likewise.
34199 2017-03-03 Jan Hubicka <jh@suse.cz>
34202 * ipa-devirt.c (maybe_record_node): Properly handle
34203 __cxa_pure_virtual visibility.
34205 2017-03-03 Martin Liska <mliska@suse.cz>
34207 PR tree-optimization/79803
34208 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
34210 (pass_loop_prefetch::execute): Disabled optimization if an
34211 assumption about L1 cache size is not met.
34213 2017-03-03 Martin Liska <mliska@suse.cz>
34215 PR rtl-optimization/79574
34216 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
34217 (hash_scan_set): Likewise.
34218 (dump_hash_table): Likewise.
34219 (hoist_code): Likewise.
34221 2017-03-03 Richard Biener <rguenther@suse.de>
34223 * fixed-value.c (fixed_from_string): Restore use of elt (1)
34224 in place of uhigh ().
34225 (fixed_convert_from_real): Likewise.
34227 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
34230 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
34232 2017-03-03 Richard Biener <rguenther@suse.de>
34234 PR middle-end/79818
34235 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
34236 TYPE_OVERFLOW_UNDEFINED check.
34238 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34240 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
34242 (vector_ae_<mode>_p): Likewise.
34243 (vector_nez_<mode>_p): Likewise.
34244 (vector_ne_v2di_p): Likewise.
34245 (vector_ae_v2di_p): Likewise.
34246 (vector_ne_<mode>_p): Likewise.
34247 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
34249 (vsx_tsqrt<mode>2_fe): Likewise.
34251 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
34254 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
34256 2017-03-02 Jakub Jelinek <jakub@redhat.com>
34258 PR rtl-optimization/79780
34259 * cprop.c (one_cprop_pass): When second and further conditional trap
34260 in a single basic block is turned into an unconditional trap, turn it
34261 into a deleted note to avoid RTL verification failures.
34263 2017-03-02 Richard Biener <rguenther@suse.de>
34265 * fold-const.c (const_binop): Use ulow () instead of elt (0).
34267 2017-03-02 Richard Biener <rguenther@suse.de>
34269 PR tree-optimization/79345
34271 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
34272 param and abort the walk, returning -1 if it is hit.
34273 (walk_aliased_vdefs): Take a limit param and pass it on.
34274 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
34275 defaulting to 0 and return a signed int.
34276 * tree-ssa-uninit.c (struct check_defs_data): New struct.
34277 (check_defs): New helper.
34278 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
34279 about uninitialized memory.
34280 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
34281 bogus uninitialized warning.
34282 (fixed_convert_from_real): Likewise.
34284 2017-03-02 Bin Cheng <bin.cheng@arm.com>
34286 PR tree-optimization/66768
34287 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
34288 iv_use if base object can't be determined.
34290 2017-03-02 Jakub Jelinek <jakub@redhat.com>
34292 PR tree-optimization/79345
34293 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
34294 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
34295 (get_pattern_stats): Initialize it.
34296 * genemit.c (gen_expand): Verify match_scratch numbers come after
34297 match_operand/match_dup numbers.
34298 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
34299 match_scratch numbers.
34300 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
34302 * config/s390/s390.md (trunctdsd2): Likewise.
34304 2017-03-02 Richard Biener <rguenther@suse.de>
34306 * wide-int.h (wide_int_storage::operator=): Implement in terms
34309 2017-03-02 Richard Biener <rguenther@suse.de>
34311 PR tree-optimization/79777
34312 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
34313 the to insert expression to sth existing.
34315 2017-03-01 Martin Sebor <msebor@redhat.com>
34317 PR middle-end/79692
34318 * gimple-ssa-sprintf.c
34319 (directive::known_width_and_precision): New function.
34320 (format_integer): Use it.
34321 (get_mpfr_format_length): Consider the full range of precision
34322 when computing %g output with the # flag. Set the likely byte
34323 count to 3 rather than 1 when precision is indeterminate.
34324 (format_floating): Correct the lower bound of precision.
34326 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34328 * doc/invoke.texi: Document default code model for 64-bit Linux.
34330 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
34333 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
34334 udiv rather than div since input pattern is unsigned.
34336 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
34338 * config/i386/i386.c (print_reg): Warn for values of
34339 unsupported size in integer register.
34341 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
34344 * config/rs6000/predicates.md (current_file_function_operand): Do
34345 not allow self calls to be local if the function is replaceable.
34347 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
34350 * config/rs6000/altivec.h (vec_ctz and others): Change the
34351 preprocessor macro that controls conditional compilation from
34352 _ARCH_PWR9 to __POWER9_VECTOR__.
34353 (vec_all_ne): Change parameterization of __altivec_scalar_pred
34354 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
34355 control (instead of _ARCH_PWR9 control) so that template
34356 definition uses power9-specific function.
34357 (vec_any_eq): Likewise.
34358 (vec_all_ne): Change macro definition to use a power9-specific
34359 expansion under #ifdef __POWER9_VECTOR__ control (instead of
34360 _ARCH_PWR9 control).
34361 (vec_any_eq) Likewise.
34362 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
34363 expansion for CMPNEF to remove support for xvcmpnesp instruction.
34364 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
34365 support for xvcmpnedp instruction.
34366 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
34367 macro expansion so that Power9 implementation of vec_all_ne does
34368 not use the AltiVec predicate framework.
34369 (VCMPNEH_P): Likewise.
34370 (VCMPNEW_P): Likewise.
34371 (VCMPNED_P): Likewise.
34372 (VCMPNEFP_P): Likewise.
34373 (VCMPNEDP_P): Likewise.
34374 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
34375 implementation of vec_any_eq to not use AltiVec predicate
34377 (VCMPAEH_P): Likewise.
34378 (VCMPAEW_P): Likewise.
34379 (VCMPAED_P): Likewise.
34380 (VCMPAEFP_P): Likewise.
34381 (VCMPAEDP_P): Likewise.
34382 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
34383 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
34384 not use the AltiVec predicate framework.
34385 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
34386 of vec_any_eq to not use AltiVec predicate framework.
34387 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
34388 support for predefined __POWER9_VECTOR__ macro to indicate that
34389 Power9 instruction selection is enabled.
34390 (altivec_overloaded_builtins): Remove extraneous
34391 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
34392 function argument types RS6000_BTI_bool_V16QI and
34393 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
34394 entry for overloaded function argument types RS6000_BTI_bool_V4SI
34395 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
34396 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
34397 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
34398 Power9 for implementations of vec_cmpne. Change the signature for
34399 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
34400 (representing vec_all_ne) to remove the previously described first
34401 argument of type RS6000_BTI_INTSI, as this was an artifact of
34402 reliance on the AltiVec predicate framework, which is no longer
34403 used in the implementation of these functions. Add
34404 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
34405 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
34406 since, unlike the AltiVec predicate framework implementation, we
34407 do not share function descriptors between vec_alle and vec_anyeq.
34408 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
34409 set of modes that receive special treatment even when
34410 TARGET_P9_VECTOR is true. The special treatment emits code that
34411 does not depend on Power9 instructions.
34412 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
34413 define_expand to not rely on AltiVec predicate framework.
34414 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
34416 (vector_ne_v2di_p): Change this define_expand to not rely on
34417 AltiVec predicate framework.
34418 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
34420 (vector_ne_<mode>_p): Change this define_expand to not rely on
34421 AltiVec predicate framework.
34422 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
34424 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
34425 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
34426 define_insn pattern.
34427 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
34428 define_insn pattern because the xvcmpne<VSs>. instruction is not
34430 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
34431 instruction is not supported.
34433 2017-03-01 Jakub Jelinek <jakub@redhat.com>
34435 * config/nvptx/nvptx.c: Include intl.h.
34437 2017-03-01 Martin Jambor <mjambor@suse.cz>
34440 * ipa-prop.h (ipa_bits): Removed field known.
34441 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
34442 to pointers. Adjusted their comments to warn about their sharing.
34443 (ipcp_transformation_summary): Change bits to a vector of pointers.
34444 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
34445 (ipa_get_ipa_bits_for_value): Declare.
34446 * tree-vrp.h (value_range): Mark as GTY((for_user)).
34447 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
34448 (ipa_bits_hash_table): Likewise.
34449 (ipa_vr_ggc_hash_traits): Likewise.
34450 (ipa_vr_hash_table): Likewise.
34451 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
34452 being pointers and vr_known being removed.
34453 (ipa_set_jf_unknown): Likewise.
34454 (ipa_get_ipa_bits_for_value): New function.
34455 (ipa_set_jfunc_bits): Likewise.
34456 (ipa_get_value_range): New overloaded functions.
34457 (ipa_set_jfunc_vr): Likewise.
34458 (ipa_compute_jump_functions_for_edge): Use the above functions to
34459 construct bits and vr parts of jump functions.
34460 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
34461 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
34463 (ipcp_grow_transformations_if_necessary): Also allocate
34464 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
34466 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
34467 them. Fix too long lines.
34468 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
34469 vr_known being removed.
34470 (ipa_read_jump_function): Use new setter functions to construct bits
34471 and vr parts of jump functions or set them to NULL.
34472 (write_ipcp_transformation_info): Adjust for bits being pointers.
34473 (read_ipcp_transformation_info): Likewise.
34474 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
34476 Include gt-ipa-prop.h.
34477 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
34479 (ipcp_store_bits_results): Likewise.
34480 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
34481 Do not write to existing jump functions but use a temporary instead.
34483 2017-03-01 Jakub Jelinek <jakub@redhat.com>
34486 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
34487 attempt to use its first operand as BIT_FIELD_REF base.
34489 2017-03-01 Richard Biener <rguenther@suse.de>
34491 PR middle-end/79721
34492 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
34493 interpolating formula in wrapping arithmetic.
34494 (chrec_apply): Convert chrec_evaluate return value to wanted type.
34496 2017-03-01 Jakub Jelinek <jakub@redhat.com>
34498 PR tree-optimization/79734
34499 * tree-vect-generic.c (expand_vector_condition): Optimize
34500 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
34501 Handle VEC_COND_EXPR where comparison has different inner width from
34502 type's inner width.
34504 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
34506 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
34507 markup, and similar issues. Remove @opindex entries for things
34508 that aren't options. Add missing -mmpy-option entries.
34510 2017-02-28 Jakub Jelinek <jakub@redhat.com>
34512 PR tree-optimization/79737
34513 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
34514 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
34515 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
34516 instead of byte_size. Formatting fix.
34517 (shift_bytes_in_array_right): Formatting fix.
34519 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
34522 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
34523 condition on optimize for the leaf function test.
34525 2017-02-28 Martin Liska <mliska@suse.cz>
34528 * read-rtl-function.c (function_reader::handle_unknown_directive):
34529 Bail out when one uses -flto.
34531 2017-02-28 Martin Liska <mliska@suse.cz>
34533 * common.opt: Replace space with tabular for options of <number>
34535 * config/i386/i386.opt: Show <number> value for
34536 -mlarge-data-threshold.
34537 * opts.c (print_filtered_help): Do not display number in hexadecimal
34540 2017-02-28 Martin Liska <mliska@suse.cz>
34542 * common.opt: Fix --help=option -Q for options which are of
34545 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
34547 * config/i386/i386.c (print_reg): Error out for values
34548 of 8-bit size in invalid integer register.
34550 2017-02-28 Martin Sebor <msebor@redhat.com>
34552 PR tree-optimization/79691
34553 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
34555 2017-02-28 Jakub Jelinek <jakub@redhat.com>
34558 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
34559 gcc_unreachable with output_operand_lossage.
34561 2017-02-28 Richard Biener <rguenther@suse.de>
34563 PR tree-optimization/79740
34564 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
34566 (visit_nary_op): Insert the nary into the hashtable if we
34567 pattern-matched sth.
34568 * tree-ssa-pre.c (eliminate_insert): Robustify.
34570 2017-02-28 Richard Biener <rguenther@suse.de>
34572 PR middle-end/79731
34573 * fold-const.c (decode_field_reference): Reject out-of-bound
34576 2017-02-28 Jakub Jelinek <jakub@redhat.com>
34578 * config/i386/i386.c: Include intl.h.
34579 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
34580 instead of just cond ? "..." : "...".
34581 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
34582 * coverage.c (read_counts_file): Likewise.
34583 * omp-offload.c: Include intl.h.
34584 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
34585 of just cond ? "..." : "...".
34586 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
34587 of just cond ? "..." : "...".
34589 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
34592 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
34594 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
34595 'tune for' CPU name.
34596 * config/arm/arm-cpu-data.h: Regenerated.
34598 2017-02-28 Richard Biener <rguenther@suse.de>
34600 PR tree-optimization/79732
34601 * tree-inline.c (expand_call_inline): Do not shadow var.
34603 2017-02-28 Richard Biener <rguenther@suse.de>
34605 PR tree-optimization/79723
34606 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
34607 address-space properly.
34609 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
34611 * doc/optinfo.texi (Optimization groups): Fix option used for
34613 * doc/invoke.texi (-fopt-info): Document "omp".
34614 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
34615 (OPTGROUP_ALL): Add OPTGROUP_OMP.
34616 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
34617 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
34618 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
34620 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
34622 * dumpfile.c (optgroup_options): Instead of "openmp", associate
34623 OPTGROUP_OMP with "omp".
34625 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
34628 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
34629 for arithmetic shift of unsigned V2DI.
34631 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
34633 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
34634 arc/linux.h headers.
34635 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
34636 (LINK_SPEC): Likewise.
34637 (ARC_TLS_EXTRA_START_SPEC): Likewise.
34638 (EXTRA_SPECS): Likewise.
34639 (STARTFILE_SPEC): Likewise.
34640 (ENDFILE_SPEC): Likewise.
34641 (LIB_SPEC): Likewise.
34642 (TARGET_SDATA_DEFAULT): Likewise.
34643 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
34644 (MULTILIB_DEFAULTS): Likewise.
34645 (DWARF2_UNWIND_INFO): Likewise.
34646 * config/arc/big.h: New file.
34647 * config/arc/elf.h: Likewise.
34648 * config/arc/linux.h: Likewise.
34649 * config/arc/t-uClibc: Remove.
34651 2017-02-27 Bin Cheng <bin.cheng@arm.com>
34653 PR tree-optimization/77536
34654 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
34655 (tree_transform_and_unroll_loop): Use above function to compute the
34656 estimated niter of unrolled loop and use it when scaling profile.
34657 Also use count info rather than frequency if it's non-zero.
34658 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
34659 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
34660 (vect_transform_loop): Call above function.
34662 2017-02-27 Richard Biener <rguenther@suse.de>
34664 PR tree-optimization/45397
34665 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
34666 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
34667 (visit_nary_op): Add pattern matching for CSEing sign-changed
34668 or truncated operations with wider ones.
34670 2017-02-27 Richard Biener <rguenther@suse.de>
34672 PR tree-optimization/79690
34673 * tree-vect-stmts.c (vectorizable_store): Use vector type
34674 built from the DR with address-space.
34676 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
34678 * doc/invoke.texi (Optimize Options): Refine the description
34679 of asan-use-after-return.
34681 2017-02-25 Alan Modra <amodra@gmail.com>
34683 PR rtl-optimization/79584
34684 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
34685 base, not ad->base_term, the reg within base. Remove assertion
34686 that ad->base == ad->base_term. Replace gen_int_mode using
34687 bogus mode with const0_rtx.
34689 2017-02-25 Jakub Jelinek <jakub@redhat.com>
34691 PR middle-end/79396
34692 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
34693 FMA_EXPR like tcc_binary or tcc_unary.
34695 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
34698 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
34700 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
34701 (output_loc_operands): Handle DW_OP_call_ref and
34702 DW_OP_GNU_variable_value.
34703 (struct variable_value_struct): New type.
34704 (struct variable_value_hasher): Likewise.
34705 (variable_value_hash): New variable.
34706 (string_types): Remove.
34707 (copy_loc_descr): New function.
34708 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
34709 (prepend_loc_descr_to_each): New function.
34710 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
34711 instead of add_loc_descr_to_each if the first argument is single
34712 location list and the second has multiple.
34713 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
34714 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
34715 when looking for variable value which doesn't have other location info.
34716 (loc_list_from_tree): Formatting fix.
34717 (gen_array_type_die): Simplify DW_AT_string_length handling.
34718 (adjust_string_types): Remove.
34719 (gen_subprogram_die): Don't call adjust_string_types nor test/set
34720 string_types. Call resolve_variable_values.
34721 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
34722 (resolve_addr_in_expr): Likewise. Add A argument.
34723 (copy_deref_exprloc): Remove deref argument. Adjust for the
34724 original expression being DW_OP_GNU_variable_value with optionally
34725 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
34726 optionally after it.
34727 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
34728 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
34729 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
34730 (variable_value_hasher::hash, variable_value_hasher::equal): New
34732 (resolve_variable_value_in_expr, resolve_variable_value,
34733 resolve_variable_values, note_variable_value_in_expr,
34734 note_variable_value): New functions.
34735 (dwarf2out_early_finish): Call note_variable_value on all toplevel
34738 2017-02-24 Jakub Jelinek <jakub@redhat.com>
34741 * opts.h (handle_generated_option): Add GENERATED_P argument.
34742 * opts-common.c (handle_option): Adjust function comment.
34743 (handle_generated_option): Add GENERATED_P argument, pass it to
34745 (control_warning_option): Pass false to handle_generated_option
34747 * opts.c (maybe_default_option): Pass true to handle_generated_option
34749 * optc-gen.awk: Likewise.
34751 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
34753 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
34754 a REG, look at the REG it is a SUBREG of.
34755 (splitter for cmpeqsi_t): Ditto.
34757 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
34759 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
34760 the special USEs with the pattern of the insn, not the insn itself.
34762 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
34765 * doc/invoke.texi: Document -mload-store-pairs.
34767 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
34768 Sandra Loosemore <sandra@codesourcery.com>
34770 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
34771 argument isn't a CONST_INT.
34772 (nios2_alternate_compare_const): Assert op is a CONST_INT.
34773 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
34774 (nios2_validate_compare): Bypass alternate compare logic if *op2
34775 is not a CONST_INT.
34776 (ldstwm_operation_p): Return false if first_base is not a REG or
34777 if first_offset is not a CONST_INT.
34779 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
34781 * config/cris/cris.md: Use correct operand in a define_peephole2.
34783 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
34785 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
34787 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
34789 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
34790 this_insn if it is an INSN or JUMP_INSN.
34791 (force_offsettable): Look at base, not at addr.
34792 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
34793 on things that aren't necessarily CONST_INTs.
34795 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
34797 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
34798 -mfpmath=sse is the default also for x86-32 targets with SSE2
34799 instruction set when @option{-ffast-math} is enabled
34801 2017-02-24 Jeff Law <law@redhat.com>
34803 PR rtl-optimizatoin/79286
34804 * ira.c (update_equiv_regs): Drop may_trap_p exception to
34807 2017-02-24 Richard Biener <rguenther@suse.de>
34809 PR tree-optimization/79389
34810 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
34813 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
34815 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
34816 function comment to reflect reality.
34817 (loop_exits_before_overflow): Fix typo in function description.
34819 2017-02-24 Richard Biener <rguenther@suse.de>
34821 PR tree-optimization/79389
34822 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
34823 properly that a threading opportunity exists. Detect conditional
34824 copy/constant propagation opportunities.
34826 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
34828 * config/visium/visium.md (type): Add trap.
34829 (b): New mode attribute.
34830 (*btst): Rename into...
34831 (*btst<mode>): ...this and adjust.
34832 (*cbranchsi4_btst_insn): Rename into...
34833 (*cbranch<mode>4_btst_insn): ...this and adjust.
34834 (trap): New define_insn.
34836 2017-02-23 Jakub Jelinek <jakub@redhat.com>
34838 PR tree-optimization/79389
34839 * ifcvt.c (struct noce_if_info): Add rev_cond field.
34840 (noce_reversed_cond_code): New function.
34841 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
34842 reversed_comparison_code. Formatting fix.
34843 (noce_try_store_flag): Test rev_cond != NULL in addition to
34844 reversed_comparison_code.
34845 (noce_try_store_flag_constants): Likewise.
34846 (noce_try_store_flag_mask): Likewise.
34847 (noce_try_addcc): Use rev_cond if non-NULL instead of
34848 reversed_comparison_code.
34849 (noce_try_cmove_arith): Likewise. Formatting fixes.
34850 (noce_try_minmax, noce_try_abs): Clear rev_cond.
34851 (noce_find_if_block): Initialize rev_cond.
34852 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
34853 instead of false as last argument never attempt to reverse it
34856 2017-02-23 Bin Cheng <bin.cheng@arm.com>
34858 PR tree-optimization/79663
34859 * tree-predcom.c (combine_chains): Process refs in reverse order
34860 only for ZERO length chains, and add explaining comment.
34862 2017-02-23 Jeff Law <law@redhat.com>
34864 PR tree-optimization/79578
34865 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
34866 in call to operand_equal_p.
34868 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
34871 * config/i386/cpuid.h: Fix another undefined behavior.
34873 2017-02-23 Richard Biener <rguenther@suse.de>
34875 PR tree-optimization/79683
34876 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
34877 vector types for data-refs.
34879 2017-02-23 Martin Liska <mliska@suse.cz>
34881 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
34883 2017-02-23 Jakub Jelinek <jakub@redhat.com>
34885 PR middle-end/79665
34886 * internal-fn.c (get_range_pos_neg): Moved to ...
34887 * tree.c (get_range_pos_neg): ... here. No longer static.
34888 * tree.h (get_range_pos_neg): New prototype.
34889 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
34890 are known to be in between 0 and signed maximum inclusive, try to
34891 expand both unsigned and signed divmod and use the cheaper one from
34894 2017-02-22 Jeff Law <law@redhat.com>
34896 PR tree-optimization/79578
34897 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
34898 to compare base operands.
34900 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
34903 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
34904 gpc_reg_operand instead of fpr_reg_operand.
34906 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
34908 * config/mips/mips.c (mips_return_in_memory): Force FP
34909 vector types to be returned in memory for o32 ABI.
34911 2017-02-22 Jakub Jelinek <jakub@redhat.com>
34913 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
34914 instead of DW_TAG_member for static data member declarations and don't
34915 set no_linkage_name for static inline data members.
34916 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
34919 2017-02-22 Martin Liska <mliska@suse.cz>
34921 * doc/invoke.texi: Replace inequality signs with square brackets
34924 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
34927 * lra-constraints.c (simplify_operand_subreg): Handle
34928 WORD_REGISTER_OPERATIONS targets.
34930 2017-02-22 Jakub Jelinek <jakub@redhat.com>
34933 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
34934 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
34935 elimination by swapping fld*.
34937 2017-02-22 Richard Biener <rguenther@suse.de>
34939 PR tree-optimization/79673
34940 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
34941 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
34942 irrelevant address-space qualifiers and avoiding a
34943 ADDR_SPACE_CONVERT_EXPR from fold_convert.
34945 2017-02-22 Richard Biener <rguenther@suse.de>
34947 PR tree-optimization/79666
34948 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
34949 to not symbolically negate if that may introduce undefined
34952 2017-02-22 Martin Liska <mliska@suse.cz>
34955 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
34956 * data-streamer-out.c (streamer_write_gcov_count_stream):
34958 * value-prof.c (stream_out_histogram_value): Make assert more
34959 precise based on type of counter.
34961 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
34964 * config/i386/i386.md (standard_x87sse_constant_load splitter):
34965 Use nonimmediate_operand instead of memory_operand for operand 1.
34966 (float-extend standard_x87sse_constant_load splitter): Ditto.
34968 2017-02-21 Jeff Law <law@redhat.com>
34970 PR tree-optimization/79621
34971 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
34972 blocks with edges to themselves.
34974 2017-02-21 Jakub Jelinek <jakub@redhat.com>
34977 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
34978 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
34979 Use gimple_call_builtin_p.
34982 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
34983 on temporarily removed DEBUG_INSNs.
34985 PR tree-optimization/79649
34986 * tree-loop-distribution.c (classify_partition): Give up on
34987 non-generic address space loads/stores.
34989 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
34991 * doc/loop.texi (Loop manipulation): Remove nonexistent
34992 tree_ssa_loop_version from the documentation.
34993 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
34995 2017-02-21 Jakub Jelinek <jakub@redhat.com>
34998 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
34999 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
35000 * config/rs6000/rs6000.c: Include except.h.
35001 (rs6000_expand_split_stack_prologue): Call
35002 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
35004 2017-02-21 Martin Jambor <mjambor@suse.cz>
35007 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
35008 have been analyzed.
35010 2017-02-21 Martin Jambor <mjambor@suse.cz>
35012 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
35013 for backward compatibility only.
35014 * doc/invoke.texi (Option Summary): Remove all references to
35015 -fipa-cp-alignment.
35017 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
35021 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35023 * lra-constraints.c (curr_insn_transform): Handle
35024 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
35026 2017-02-21 Martin Liska <mliska@suse.cz>
35028 * config/i386/i386.opt: Replace -masm-dialect with -masm.
35030 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
35032 PR translation/79638
35033 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
35035 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
35038 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
35039 (arm_function_ok_for_sibcall): Return false for an indirect call by
35040 descriptor if all the argument registers are used.
35041 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
35042 alignment of the function.
35044 2017-02-21 Jakub Jelinek <jakub@redhat.com>
35046 PR tree-optimization/61441
35047 * simplify-rtx.c (simplify_const_unary_operation): For
35048 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
35049 the sNaN unmodified.
35051 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
35053 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
35054 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
35055 instead of SYSTEM_HEADER_DIR.
35057 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
35058 Martin Liška <mliska@suse.cz>
35060 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
35061 Fix typos and grammar, use active voice, and clarify.
35063 2017-02-20 Marek Polacek <polacek@redhat.com>
35065 PR middle-end/79537
35066 * gimplify.c (gimplify_expr): Handle unused *&&L;.
35069 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
35071 2017-02-20 Jakub Jelinek <jakub@redhat.com>
35074 * config/i386/i386.c (ix86_expand_builtin): Handle
35075 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
35076 ix86_builtins_isa[fcode].isa as a requirement of those
35077 flags and any other flag in the bitmask.
35078 (ix86_init_mmx_sse_builtins): Use 0 instead of
35079 ~OPTION_MASK_ISA_64BIT as mask.
35080 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
35081 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
35082 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
35083 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
35085 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35088 * lra-constraints.c (split_reg): Check requested split mode
35089 is supported by the register.
35091 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35093 * lra-constraints.c (simplify_operand_subreg): Remove early
35096 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35099 * lra-constraints.c (curr_insn_transform): Tighten condition
35100 for converting SUBREG reloads from OP_OUT to OP_INOUT.
35102 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35105 * lra-constraints.c (curr_insn_transform): Handle
35106 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
35108 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
35111 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
35113 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
35115 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
35118 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
35121 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
35123 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
35126 2017-02-18 Jakub Jelinek <jakub@redhat.com>
35128 * final.c (last_columnnum, override_columnnum): New variables.
35129 (final_start_function): Set last_columnnum, pass it to begin_prologue
35130 hook and pass 0 to dwarf2out_begin_prologue.
35131 (final_scan_insn): Update override_columnnum. Pass last_columnnum
35132 to source_line debug hook.
35133 (notice_source_line): Compute last_columnnum and for debug_column_info
35134 return true on column changes.
35135 * debug.h (struct gcc_debug_hooks): Add column argument to
35136 source_line and begin_prologue hooks.
35137 (debug_nothing_int_charstar_int_bool): Remove prototype.
35138 (debug_nothing_int_int_charstar,
35139 debug_nothing_int_int_charstar_int_bool): New prototypes.
35140 (dwarf2out_begin_prologue): Add column argument.
35141 * debug.c (do_nothing_debug_hooks): Adjust source_line and
35142 begin_prologue hooks.
35143 (debug_nothing_int_charstar_int_bool): Remove.
35144 (debug_nothing_int_int_charstar,
35145 debug_nothing_int_int_charstar_int_bool): New functions.
35146 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
35147 through to dwarf2out_source_line.
35148 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
35149 (dwarf2out_source_line): Add column argument, emit it if requested.
35150 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
35152 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
35153 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
35154 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
35155 through to dwarf2out_begin_prologue.
35156 (vmsdbgout_source_line): Add column argument, pass it through to
35157 dwarf2out_source_line.
35158 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
35159 dbxout_source_line caller.
35160 (dbxout_source_line): Add column argument.
35162 * common.opt (gno-column-info, gcolumn-info): New options.
35163 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
35164 (check_die): Also test for multiple DW_AT_decl_column attributes.
35165 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
35166 DW_AT_decl_column if requested.
35167 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
35169 (gen_variable_die): Likewise.
35170 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
35171 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
35174 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
35175 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
35176 (ix86_handle_option): Handle OPT_m3dnowa.
35177 * doc/invoke.texi (-m3dnowa): Document.
35178 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
35179 -m3dnowa instead of -m3dnow -march=athlon.
35182 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
35183 instead of gcc_assert for K, r and R code checks. Formatting fixes.
35185 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35188 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
35189 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
35190 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
35191 generator for vsx_xxpermdi_<mode>_be.
35192 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
35193 force big-endian semantics.
35194 (vsx_xxpermdi_<mode>_be): New define_expand with same
35195 implementation as previous version of vsx_xxpermdi_<mode>.
35197 2017-02-17 Jakub Jelinek <jakub@redhat.com>
35199 PR tree-optimization/79327
35200 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
35201 variable, its initialization and use.
35203 2017-02-17 Julia Koval <julia.koval@intel.com>
35205 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
35206 (OPTION_MASK_ISA_PKU_UNSET): New.
35207 (ix86_handle_option): Handle -mrdpid.
35208 * config/i386/cpuid.h (bit_RDPID): New.
35209 * config/i386/driver-i386.c (host_detect_local_cpu):
35210 Detect RDPID feature.
35211 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
35212 * config/i386/i386-c.c (ix86_target_macros_internal):
35214 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
35215 (ix86_valid_target_attribute_inner_p): Add "rdpid".
35216 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
35217 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
35218 * config/i386/i386.md (define_insn "rdpid"): New.
35219 * config/i386/i386.opt Add -mrdpid.
35220 * config/i386/immintrin.h (_rdpid_u32): New.
35222 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
35224 PR rtl-optimization/79541
35225 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
35226 instead of transforming it into USE.
35228 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
35230 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
35231 If HONOR_SNANS (SFmode) force the input to a register.
35232 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
35233 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
35234 an frsp or similar insn.
35236 2017-02-17 Martin Liska <mliska@suse.cz>
35238 PR rtl-optimization/79577
35239 * params.def (selsched-max-sched-times): Increase minimum to 1.
35241 2017-02-17 Martin Liska <mliska@suse.cz>
35243 PR rtl-optimization/79574
35244 * gcse.c (want_to_gcse_p): Prevent integer overflow.
35246 2017-02-17 Martin Liska <mliska@suse.cz>
35248 PR tree-optimization/79529
35249 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
35250 ssa_defined_default_def_p to handle cases which are implicitly
35252 * tree-ssa.c (ssa_defined_default_def_p): New function.
35253 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
35254 which are implicitly defined.
35255 * tree-ssa.h (ssa_defined_default_def_p): Declare.
35257 2017-02-17 Richard Biener <rguenther@suse.de>
35259 PR middle-end/79576
35260 * params.def (max-ssa-name-query-depth): Limit to 10.
35262 2017-02-17 Richard Biener <rguenther@suse.de>
35264 PR tree-optimization/79552
35265 * tree-ssa-structalias.c (visit_loadstore): Properly verify
35268 2017-02-17 Richard Biener <rguenther@suse.de>
35271 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
35273 2017-02-17 Marek Polacek <polacek@redhat.com>
35275 PR middle-end/79536
35276 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
35277 (fold_negate_expr): New wrapper.
35279 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
35281 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
35282 Correct terminology and de-emphasize pre-standard behavior.
35284 2017-02-16 Alan Modra <amodra@gmail.com>
35286 PR rtl-optimization/79286
35287 * ira.c (def_dominates_uses): New function.
35288 (update_equiv_regs): Don't create an equivalence for insns that
35289 may trap where the register def does not dominate the use.
35291 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
35293 PR rtl-optimization/78127
35294 * lra.c (lra): Call lra_eliminate before finish the loop after
35297 2017-02-16 Richard Biener <rguenther@suse.de>
35299 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
35301 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
35302 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
35303 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
35304 (isl_val_int_from_wi): New function.
35305 (extract_affine_gmp): Rename to ...
35306 (extract_affine_wi): ... this, take a widest_int.
35307 (extract_affine_int): Just wrap extract_affine_wi.
35308 (add_param_constraints): Use isl_val_int_from_wi.
35309 (add_loop_constraints): Likewise, and extract_affine_wi.
35311 2017-02-15 Jeff Law <law@redhat.com>
35313 PR middle-end/79521
35314 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
35315 ira_init_register_move_cost_if_necessary.
35317 2017-02-15 Martin Sebor <msebor@redhat.com>
35319 PR middle-end/32003
35320 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
35321 removed in a prior commit.
35323 2017-02-15 Bin Cheng <bin.cheng@arm.com>
35325 PR tree-optimization/79347
35326 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
35327 counters during peeling.
35329 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
35331 * Makefile.in (site.exp): Remove "set ISLVER".
35333 2017-02-15 Jakub Jelinek <jakub@redhat.com>
35336 * real.c (real_from_integer): Call real_convert even for decimal.
35338 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
35341 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
35343 2017-02-14 Andrew Pinski <apinski@cavium.com>
35345 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
35346 cores and change the partno/implementer to be correct.
35347 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
35348 the 'B" as the implementer.
35349 * config/aarch64/aarch64-tune.md: Regenerate.
35351 2017-02-14 Carl Love <cel@us.ibm.com>
35353 * config/rs6000/rs6000.c: Add case statement entry to make the
35354 xvcvuxdsp built-in argument unsigned.
35355 * config/rs6000/vsx.md: Fix the source and return operand types so they
35356 match the instruction definitions from the ISA document. Fix typo
35357 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
35360 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
35363 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
35364 member early_clobber_alts.
35365 * lra-lives.c (reg_early_clobber_p): New.
35366 (process_bb_lives): Use it.
35367 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
35368 (debug_operand_data): Initialize early_clobber_alts.
35369 (setup_operand_alternative): Set up early_clobber_alts.
35370 (collect_non_operand_hard_regs): Ditto. Pass early clobber
35371 alternatives to new_insn_reg.
35372 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
35374 (lra_update_insn_regno_info): Pass the new arg.
35376 2017-02-14 Jakub Jelinek <jakub@redhat.com>
35378 PR middle-end/79505
35379 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
35380 (new_oacc_loop_raw): Don't clear already cleared fields.
35383 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
35384 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
35385 _mm512_prefetch_i64gather_ps): New inline functions and macros.
35387 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
35390 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
35392 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
35395 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
35396 the extra instruction to the right place to store 128-bit constant
35399 2017-02-14 Martin Sebor <msebor@redhat.com>
35401 PR middle-end/79448
35402 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
35403 warning for strings of unknown length.
35405 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
35407 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
35409 2017-02-14 Jeff Law <law@redhat.com>
35412 * ira-costs.c (scan_one_insn): Initialize register move costs
35413 for pseudos seen in USE/CLOBBER insns.
35415 PR tree-optimization/79095
35416 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
35417 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
35418 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
35419 if the operands are known to be not equal, then the resulting range
35421 (intersect_ranges): If the new range is ~[0,0] and the old range is
35422 wide, then prefer ~[0,0].
35423 * tree-vrp.c (overflow_comparison_p_1): New function.
35424 (overflow_comparison_p): New function.
35425 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
35426 if NAME is used in an overflow test.
35427 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
35428 overflow check that can be expressed as an equality test, then adjust
35429 ops to be that equality test.
35431 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35433 * config/s390/s390-builtin-types.def: Remove flags argument.
35434 * config/s390/s390.c (s390_init_builtins): Likewise.
35436 2017-02-14 Martin Liska <mliska@suse.cz>
35438 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
35439 vector. Fix trailing white spaces.
35441 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
35443 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
35446 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35448 PR rtl-optimization/68664
35449 * config/arm/arm.c (arm_sched_can_speculate_insn):
35450 New function. Declare prototype.
35451 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
35453 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35455 PR rtl-optimization/68664
35456 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
35458 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
35460 2017-02-14 Amit Pawar <amit.pawar@amd.com>
35462 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
35463 max skip bytes for function, loop and jump.
35465 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
35467 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
35468 ABS_EXPR for gimple dump.
35470 2017-02-14 Jakub Jelinek <jakub@redhat.com>
35473 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
35475 PR tree-optimization/79408
35476 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
35477 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
35478 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
35479 also if rhs1 is INTEGER_CST.
35481 2017-02-14 Richard Biener <rguenther@suse.de>
35483 PR middle-end/79432
35484 * tree-into-ssa.c (insert_phi_nodes): When the function can
35485 have abnormal edges rewrite SSA names with broken use-def
35486 dominance out of SSA and register them for PHI insertion.
35488 2017-02-13 Martin Sebor <msebor@redhat.com>
35490 PR middle-end/79496
35491 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
35492 clearing info.nowrite flag when snprintf size argument is a range.
35494 2017-02-13 Jakub Jelinek <jakub@redhat.com>
35496 * cprop.c (cprop_jump): Add missing space in string literal.
35497 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
35498 (get_constraint_for_component_ref): Likewise.
35499 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
35500 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
35501 * lra-constraints.c (process_alt_operands): Likewise.
35502 * ipa-inline.c (inline_small_functions): Likewise.
35503 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
35504 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
35505 * trans-mem.c (diagnose_tm_1_op): Likewise.
35506 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
35507 (grid_parallel_clauses_gridifiable): Likewise.
35509 * config/nvptx/mkoffload.c (process): Add space in between
35512 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
35513 "MOD4_SSE_REGS" and "ALL_REGS".
35515 * spellcheck.c (test_data): Add , in between "foo" and "food".
35517 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
35520 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
35521 boundary crossing check and subsequent code generation agree.
35523 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35525 * config/aarch64/aarch64.c (has_memory_op): Delete.
35526 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
35529 2017-02-13 Jakub Jelinek <jakub@redhat.com>
35531 PR rtl-optimization/79388
35532 PR rtl-optimization/79450
35533 * combine.c (distribute_notes): When removing TEM_INSN for which
35534 corresponding dest has last value recorded, invalidate that last
35537 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35539 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
35540 of explicit '@'. Add missing assembly comment marker on branch costs
35543 2017-02-13 Nathan Sidwell <nathan@acm.org>
35545 * gengtype-lex.l (<in_struct>): Add '/'.
35547 2017-02-13 Martin Liska <mliska@suse.cz>
35550 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
35552 2017-02-13 Richard Biener <rguenther@suse.de>
35554 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
35556 * configure: Re-generate.
35557 * config.in: Likewise.
35558 * graphite-dependences.c: Simplify as if
35559 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
35560 * graphite-isl-ast-to-gimple.c: Likewise.
35561 * graphite-optimize-isl.c: Likewise.
35562 * graphite-poly.c: Likewise.
35563 * graphite-sese-to-poly.c: Likewise.
35564 * graphite.h: Likewise.
35565 * toplev.c: Include isl/version.h and use isl_version () for
35566 printing the ISL version.
35567 * doc/install.texi: Update ISL requirement.
35569 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
35571 * doc/standards.texi (Standards): Update reference to
35574 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
35576 * doc/extend.texi (Named Address Spaces): sourceware.org now
35578 * doc/install.texi (Binaries): Ditto.
35581 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
35583 * doc/cpp.texi: Replace "stringify"/"stringification" with C
35584 standard terminology "stringize"/"stringizing" throughout.
35585 * doc/cppinternals.texi: Likewise.
35587 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
35589 * doc/extend.texi: Fix some spelling mistakes and typos.
35590 * doc/invoke.texi: Likewise.
35592 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
35595 * params.def (inline-min-speedup) Change from 10 to 8.
35597 2017-02-11 Jakub Jelinek <jakub@redhat.com>
35599 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
35602 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
35605 * ipa-inline-analysis.c (get_minimal_bb): New function.
35606 (record_modified): Use it.
35607 (remap_edge_change_prob): Handle also ancestor functions.
35609 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
35611 * doc/contrib.texi (Contributors): Remove broken link into
35612 the Mauve CVS repository.
35614 2017-02-11 Jakub Jelinek <jakub@redhat.com>
35616 PR middle-end/79454
35617 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
35618 result computation whenever lhs doesn't have vector mode, not
35619 just when it has BLKmode.
35621 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
35623 * doc/makefile.texi (profiledbootstrap): Refer to the
35624 installation instructions only in textual form.
35626 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
35629 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
35631 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
35633 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
35634 (Specific): Update mingw-w64 reference.
35636 (Specific): Remove broken link to Renesas RX processor.
35638 2017-02-10 Richard Biener <rguenther@suse.de>
35640 * toplev.c (process_options): Do not mention obsolete graphite
35641 options when printing sorry message about missing graphite support.
35642 Mention -floop-nest-optimize.
35644 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
35646 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
35647 (vtst_p16): Likewise.
35648 (vtstq_p8): Likewise.
35649 (vtstq_p16): Likewise.
35651 (vtstq_p64): Likewise.
35652 * config/arm/arm_neon.h (vgetq_lane_p64): New.
35653 (vset_lane_p64): New.
35654 (vsetq_lane_p64): New.
35656 2017-02-10 Jakub Jelinek <jakub@redhat.com>
35658 PR tree-optimization/79411
35659 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
35660 stmt operands are SSA_NAMEs used in abnormal phis.
35661 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
35664 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
35667 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
35670 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
35672 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
35674 2017-02-09 Jakub Jelinek <jakub@redhat.com>
35676 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
35680 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
35681 not arbitrary TREE_CONSTANT.
35684 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
35685 "omp declare target link" attribute unless is_global_var.
35686 * omp-offload.c (find_link_var_op): Likewise.
35688 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
35689 Chung-Lin Tang <cltang@codesourcery.com>
35691 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
35693 (gimplify_adjust_omp_clauses): Don't delete TILE.
35694 (gimplify_omp_for): Deal with TILE.
35695 * internal-fn.c (expand_GOACC_TILE): New function.
35696 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
35698 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
35699 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
35701 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
35702 avoid DIV for outermost collapse var.
35703 (expand_oacc_for): Insert tile element loop as needed. Adjust.
35704 Remove out of date comments, fix whitespace.
35705 * omp-general.c (omp_extract_for_data): Deal with tiling.
35706 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
35707 adjust OLF_DIM_BASE value.
35708 (struct omp_for_data): Add tiling field.
35709 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
35710 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
35711 for auto loops. Remove default auto determining, moved to
35712 oacc_loop_fixed_partitions.
35713 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
35714 stmts, add e_mask field.
35715 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
35716 (oacc_thread_numbers): Use oacc_dim_call.
35717 (oacc_xform_tile): New.
35718 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
35719 (finish_oacc_loop): Adjust for ifns vector.
35720 (oacc_loop_discover_walk): Append loop abstraction sites to list,
35721 add case for GOACC_TILE fns.
35722 (oacc_loop_xform_loop): Delete.
35723 (oacc_loop_process): Iterate over call list directly, and add
35724 handling for GOACC_TILE fns.
35725 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
35727 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
35728 vector partitioning to outer loops. Assign 2 partitions to loops
35729 when available. Add TILE handling.
35730 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
35731 (execite_oacc_device_lower): Process GOACC_TILE fns,
35732 ignore unknown specs.
35733 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
35734 * tree.c (omp_clause_num_ops): Adjust TILE ops.
35735 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
35737 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
35739 * configure.ac (ACX_BUGURL): Update.
35740 * configure: Regenerate.
35742 2017-02-09 Richard Biener <rguenther@suse.de>
35744 PR tree-optimization/69823
35745 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
35746 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
35748 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
35750 * config/arc/arc-c.def: Add __NPS400__ definition.
35751 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
35752 (TARGET_NPS400): Define.
35754 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
35756 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
35758 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
35759 pointer, arch_info.
35760 (arc_cpu_types): Fill the arch_info field with a pointer into the
35761 arc_arch_types table.
35762 (arc_selected_cpu): Declare.
35763 * config/arc/arc.c (arc_selected_cpu): Make global.
35764 (arc_selected_arch): Delete.
35765 (arc_base_cpu): Delete.
35766 (arc_override_options): Remove references to deleted variables,
35767 update access to arch information.
35768 (ARC_OPT): Update access to arch information.
35769 (ARC_OPTX): Likewise.
35770 * config/arc/arc.h (arc_base_cpu): Remove declaration.
35771 (TARGET_ARC600): Update access to arch information.
35772 (TARGET_ARC601): Likewise.
35773 (TARGET_ARC700): Likewise.
35774 (TARGET_EM): Likewise.
35775 (TARGET_HS): Likewise.
35776 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
35779 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
35782 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
35783 condition/operands for integer GE/LE/GEU/LEU operations.
35785 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
35787 PR translation/79397
35788 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
35791 2017-02-08 Martin Jambor <mjambor@suse.cz>
35794 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
35795 whether allocation happened.
35796 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
35797 nothing was allocated.
35799 2017-02-08 Jakub Jelinek <jakub@redhat.com>
35801 PR tree-optimization/79408
35802 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
35803 constant, but SSA_NAME with a known integer range, use the minimum
35804 of that range instead of op1 to determine if modulo can be replaced
35805 with its first operand.
35807 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35809 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
35811 2017-02-08 Richard Biener <rguenther@suse.de>
35813 PR tree-optimization/71824
35814 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
35815 Check all loops contained in the merged region.
35817 2017-02-07 Andrew Pinski <apinski@cavium.com>
35819 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
35821 2017-02-07 Andrew Pinski <apinski@cavium.com>
35823 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
35824 (thunderxt88): Likewise.
35825 (thunderxt81): Disable LSE and change v8.1 to v8.
35826 (thunderxt83): Likewise.
35828 2017-02-07 Jakub Jelinek <jakub@redhat.com>
35829 Richard Biener <rguenther@suse.de>
35831 PR middle-end/79399
35832 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
35833 type from int to size_t.
35834 * ira-costs.c (struct_costs_size): Change type from int to size_t.
35836 2017-02-07 Jakub Jelinek <jakub@redhat.com>
35838 PR rtl-optimization/79386
35839 * cprop.c (bypass_conditional_jumps): Initialize
35840 bypass_last_basic_block already before splitting bbs after
35841 unconditional traps...
35842 (bypass_conditional_jumps): ... rather than here.
35845 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
35846 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
35847 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
35848 fix -masm=intel patterns.
35850 2017-02-07 Richard Biener <rguenther@suse.de>
35852 PR tree-optimization/79256
35853 PR middle-end/79278
35854 * builtins.c (get_object_alignment_2): Use min_align_of_type
35855 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
35856 and ADJUST_FIELD_ALIGN.
35858 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
35860 * doc/tm.texi: Regenerate.
35861 * stor-layout.c (layout_decl): Adjust.
35862 (update_alignment_for_field): Likewise.
35863 (place_field): Likewise.
35864 (min_align_of_type): Likewise.
35865 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
35866 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
35867 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
35868 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
35869 * config/frv/frv.c (frv_adjust_field_align): Likewise.
35870 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
35871 * config/i386/i386.c (x86_field_alignment): Likewise.
35872 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
35873 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
35874 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
35875 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
35876 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
35877 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
35881 2017-01-30 Richard Biener <rguenther@suse.de>
35883 PR tree-optimization/79256
35884 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
35885 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
35888 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
35890 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
35891 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
35892 builtins to SImode and emit a zero-extend, if necessary.
35894 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
35896 * docs/invoke.texi (RISC-V Options): Alphabetize.
35898 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
35900 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
35903 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
35905 * config/riscv/riscv.c: New file.
35906 * common/config/riscv/riscv-common.c: Likewise.
35907 * config.gcc: Likewise.
35908 * config/riscv/constraints.md: Likewise.
35909 * config/riscv/elf.h: Likewise.
35910 * config/riscv/generic.md: Likewise.
35911 * config/riscv/linux.h: Likewise.
35912 * config/riscv/multilib-generator: Likewise.
35913 * config/riscv/peephole.md: Likewise.
35914 * config/riscv/pic.md: Likewise.
35915 * config/riscv/predicates.md: Likewise.
35916 * config/riscv/riscv-builtins.c: Likewise.
35917 * config/riscv/riscv-c.c: Likewise.
35918 * config/riscv/riscv-ftypes.def: Likewise.
35919 * config/riscv/riscv-modes.def: Likewise.
35920 * config/riscv/riscv-opts.h: Likewise.
35921 * config/riscv/riscv-protos.h: Likewise.
35922 * config/riscv/riscv.h: Likewise.
35923 * config/riscv/riscv.md: Likewise.
35924 * config/riscv/riscv.opt: Likewise.
35925 * config/riscv/sync.md: Likewise.
35926 * config/riscv/t-elf-multilib: Likewise.
35927 * config/riscv/t-linux: Likewise.
35928 * config/riscv/t-linux-multilib: Likewise.
35929 * config/riscv/t-riscv: Likewise.
35930 * configure.ac: Likewise.
35931 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
35932 Waterman as RISC-V maintainers.
35933 * doc/install.texi: Add RISC-V entries.
35934 * doc/invoke.texi: Add RISC-V options section.
35935 * doc/md.texi: Add RISC-V constraints section.
35936 * configure: Regenerated.
35938 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
35941 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
35942 false values to be constant vectors with all 0 or all 1 bits set.
35943 (vcondu<mode><mode>): Likewise.
35944 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
35946 (fpmask_comparison_operator): Update comment.
35947 (vecint_comparison_operator): New predicate.
35948 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
35949 vector conditionals when the true and false values are constant
35950 vectors with all 0 bits or all 1 bits set.
35952 2017-02-06 Martin Sebor <msebor@redhat.com>
35954 PR tree-optimization/79376
35955 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
35957 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
35959 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
35960 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
35961 to simplify split condition.
35963 2017-02-06 Jakub Jelinek <jakub@redhat.com>
35965 * omp-expand.c (oxpand_omp_atomic_fetch_op,
35966 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
35969 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
35971 PR rtl-optimization/68664
35972 * target.def (can_speculate_insn): New hook.
35973 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
35974 * doc/tm.texi: Regenerate.
35975 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
35976 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
35977 (rs6000_sched_can_speculate_insn): New function.
35979 2017-02-06 Jakub Jelinek <jakub@redhat.com>
35981 PR tree-optimization/79284
35982 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
35983 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
35984 vectorizable_mask_load_store, vectorizable_operation,
35985 vect_is_simple_cond, get_same_sized_vectype): Use it instead
35986 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
35987 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
35988 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
35989 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
35990 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
35991 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
35992 is_gimple_assign (stmt). Replace another such test with
35993 is_gimple_assign (stmt).
35995 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
35998 * config/avr/avr.c (rtl-iter.h): Include it.
35999 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
36000 (avr_legitimate_combined_insn): ...and implementation.
36002 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
36004 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
36005 * config/s390/s390.c (s390_const_operand_ok)
36006 (s390_canonicalize_comparison, s390_extract_part)
36007 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
36008 (s390_contiguous_bitmask_p, s390_rtx_costs)
36009 (legitimize_pic_address): Likewise.
36010 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
36011 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
36012 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
36013 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
36014 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
36016 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
36018 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
36019 REGNO($0) == REGNO($1).
36021 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36023 * config/s390/linux.h(SIZE_TYPE): Add comment.
36025 2017-02-06 Julian Brown <julian@codesourcery.com>
36026 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
36027 Virendra Pathak <virendra.pathak@broadcom.com>
36029 * config/aarch64/aarch64-cores.def: Change the scheduler
36031 * config/aarch64/aarch64.md: Include thunderx2t99.md.
36032 * config/aarch64/thunderx2t99.md: New file.
36034 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
36036 * doc/standards.texi (Go Language): Update link to language
36039 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
36041 * tree-eh.c (lower_resx): Sanitize profile.
36042 (cleanup_empty_eh_move_lp): Likewise.
36044 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
36047 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
36049 * cfgloopmanip.h (loop_version): Update prototype.
36050 * modulo-sched.c (sms_schedule): Update call of loop_version.
36051 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
36052 * tree-parloops.c (gen_parallel_loop): Likewise.
36053 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
36054 * tree-ssa-loop-split.c (split_loop): Likewise.
36055 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
36056 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
36058 2017-02-05 Martin Liska <mliska@suse.cz>
36061 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
36063 (print_operand_address): Initialize a struct to zero.
36065 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
36067 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
36068 garbage collector only in textual form.
36070 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
36072 * doc/extend.texi (x86 specific memory model extensions for
36073 transactional memory): Simplify a phrase.
36075 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
36078 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
36079 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
36080 (atomic_storedi_1): Likewise.
36082 2017-02-04 Jakub Jelinek <jakub@redhat.com>
36084 PR tree-optimization/79338
36085 * tree-parloops.c (gather_scalar_reductions): Don't call
36086 vect_analyze_loop_form for loop->inner before destroying loop's
36089 2017-02-03 Martin Sebor <msebor@redhat.com>
36091 PR tree-optimization/79327
36092 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
36093 when precision has resulted in leading zeros.
36094 (format_integer): Adjust the likely counter to assume an unknown
36095 argument that may be zero is non-zero.
36097 2017-02-03 Jason Merrill <jason@redhat.com>
36100 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
36101 avoid copying non-taken branch.
36103 2017-02-03 Jakub Jelinek <jakub@redhat.com>
36105 PR tree-optimization/79340
36106 * tree-vect-loop.c (vectorizable_reduction): Release
36107 vec_defs elements after safe_splicing them into other vectors.
36110 PR tree-optimization/79327
36111 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
36112 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
36114 (format_integer): Use wide_int_to_tree instead of build_int_cst
36115 + to_?hwi. If argmin is NULL, just set argmin and argmax to
36116 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
36117 of shortest and longest sequence.
36119 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
36121 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
36122 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
36124 2017-02-03 Walter Lee <walt@tilera.com>
36127 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
36128 after initial stackframe link reg save.
36129 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
36131 2017-02-03 Jakub Jelinek <jakub@redhat.com>
36134 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
36135 wu for stxssp alternative.
36137 2017-02-03 Martin Sebor <msebor@redhat.com>
36139 PR tree-optimization/79352
36140 * gimple-fold.c (get_range_strlen): Add argument.
36141 (get_range_strlen): Change return type to bool.
36142 (get_maxval_strlen): Pass in a dummy argument.
36143 * gimple-fold.h (get_range_strlen): Change return type to bool.
36144 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
36145 * tree.h (array_at_struct_end_p): Add argument.
36146 * tree.c (array_at_struct_end_p): Handle it.
36148 2017-02-03 Martin Liska <mliska@suse.cz>
36151 * multiple_target.c (create_dispatcher_calls): Redirect edge
36152 from a caller of a dispatcher.
36153 (expand_target_clones): Make the clones local.
36154 (ipa_target_clone): Do both target clones and resolvers.
36155 (ipa_dispatcher_calls): Remove the pass.
36156 (pass_dispatcher_calls::gate): Likewise.
36157 (make_pass_dispatcher_calls): Likewise.
36158 * passes.def (pass_target_clone): Put as very first IPA early
36161 2017-02-03 Martin Liska <mliska@suse.cz>
36163 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
36164 in case of a function with ifunc attribute.
36166 2017-02-03 Martin Liska <mliska@suse.cz>
36168 * cgraph.c (cgraph_node::dump): Dump function version info.
36169 * symtab.c (symtab_node::dump_base): Add missing new line.
36171 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
36173 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
36174 (ifcombine_ifandif): Use it.
36176 2017-02-03 Martin Liska <mliska@suse.cz>
36178 * doc/invoke.texi: Document default value for
36179 use-after-scope-direct-emission-threshold.
36181 2017-02-03 Martin Liska <mliska@suse.cz>
36183 PR tree-optimization/79339
36184 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
36185 (format_floating): Likewise.
36187 2017-02-03 Martin Liska <mliska@suse.cz>
36190 * ipa-prop.c (ipa_node_params_t::insert): Remove current
36192 (ipa_node_params_t::remove): Likewise.
36193 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
36194 initialization from removed ipa_node_params_t::insert.
36195 (ipa_node_params::~ipa_node_params): Move from removed
36196 ipa_node_params_t::release.
36197 * symbol-summary.h (symbol_summary::m_released): New member.
36198 Do not release a summary twice. Do not allow to call finalizer
36199 for types of a summary that live in GGC memory.
36201 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
36203 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
36206 2017-02-02 Martin Sebor <msebor@redhat.com>
36208 PR middle-end/79275
36209 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
36210 (format_string): Tighten up the range of output for non-constant
36211 strings and correct the expected range for wide non-constant strings.
36213 2017-02-02 Martin Sebor <msebor@redhat.com>
36215 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
36217 PR middle-end/32003
36218 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
36220 (-fdump-tree-@var): Add to index and document how to come up
36221 with pass-specific option and dump file names.
36222 (-fdump-passes): Clarify where to look for output.
36224 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
36226 PR middle-end/77445
36227 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
36228 statistics of the analyzed path; allow threading for speed when
36229 any of BBs along the path are optimized for speed.
36231 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
36233 PR middle-end/78468
36234 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
36235 settings of the virtual registers.
36238 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
36240 * explow.c (get_dynamic_stack_size): Take known alignment of stack
36241 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
36244 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36246 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
36247 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
36249 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36251 * config/s390/s390.md: Add missing comments with the expanded
36253 * config/s390/vector.md: Likewise.
36254 * config/s390/vx-builtins.md: Likewise.
36256 2017-02-02 Jakub Jelinek <jakub@redhat.com>
36259 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
36260 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
36261 conditions on a single line.
36263 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36265 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
36266 __S390_VX__ to __VX__.
36268 2017-02-01 Andrew Pinski <apinski@cavium.com>
36270 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
36271 stmt_info to record_stmt_cost.
36272 (vect_get_known_peeling_cost): Pass stmt_info if known to
36274 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
36275 cpu_vector_cost field into
36276 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
36277 field into vec_int_stmt_cost and vec_fp_stmt_cost.
36278 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
36279 splitting of scalar_stmt_cost and vec_stmt_cost.
36280 (thunderx_vector_cost): Likewise.
36281 (cortexa57_vector_cost): LIkewise.
36282 (exynosm1_vector_cost): Likewise.
36283 (xgene1_vector_cost): Likewise.
36284 (thunderx2t99_vector_cost): Improve after the splitting of the two
36286 (aarch64_builtin_vectorization_cost): Update for the splitting of
36287 scalar_stmt_cost and vec_stmt_cost.
36289 2017-02-01 Torvald Riegel <triegel@redhat.com>
36290 Richard Henderson <rth@redhat.com>
36292 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
36293 conditional on existance of a fast atomic load.
36294 * optabs-query.c (can_atomic_load_p): New function.
36295 * optabs-query.h (can_atomic_load_p): Declare it.
36296 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
36297 no fast atomic load is available for the particular size of access.
36298 (expand_atomic_compare_and_swap): Likewise.
36299 (expand_atomic_load): Likewise.
36300 (expand_atomic_store): Likewise.
36301 (expand_atomic_fetch_op): Likewise.
36302 * testsuite/lib/target-supports.exp
36303 (check_effective_target_sync_int_128): Remove x86 because it provides
36304 no fast atomic load.
36305 (check_effective_target_sync_int_128_runtime): Likewise.
36307 2017-02-01 Richard Biener <rguenther@suse.de>
36309 * graphite.c: Include tree-vectorizer.h for find_loop_location.
36310 (graphite_transform_loops): Provide opt-info for optimized nests.
36311 * tree-parloop.c (parallelize_loops): Provide opt-info for
36312 parallelized loops.
36314 2017-02-01 Richard Biener <rguenther@suse.de>
36316 PR middle-end/79315
36317 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
36318 was not set before.
36320 2017-02-01 Richard Biener <rguenther@suse.de>
36322 PR tree-optimization/71824
36323 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
36324 Verify the loops are valid in the merged SESE region.
36325 (scop_detection::can_represent_loop_1): Check analyzing the
36326 evolution of the number of iterations in the region succeeds.
36328 2017-01-31 Ian Lance Taylor <iant@golang.org>
36330 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
36331 REG_ARGS_SIZE note to 32-bit push insns and call insn.
36333 2017-01-31 David Malcolm <dmalcolm@redhat.com>
36335 PR preprocessor/79210
36336 * input.c (get_substring_ranges_for_loc): Replace line_width
36337 assertion with error-handling.
36339 2017-01-31 Richard Biener <rguenther@suse.de>
36341 PR tree-optimization/77318
36342 * graphite-sese-to-poly.c (extract_affine): Fix assert.
36343 (create_pw_aff_from_tree): Take loop parameter.
36344 (add_condition_to_pbb): Pass loop of the condition to
36345 create_pw_aff_from_tree.
36347 2017-01-31 Jakub Jelinek <jakub@redhat.com>
36349 * config/s390/s390.c (s390_asan_shadow_offset): New function.
36350 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
36352 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
36356 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
36358 (convert_int_to_float128): Likewise.
36359 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
36360 (convert_int_to_float128): Likewise.
36361 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
36362 (UNSPEC_IEEE128_CONVERT): Likewise.
36363 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
36364 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
36365 Use local variables for IBM extended format.
36366 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
36367 (fix_trunc<mode>si2_fprs): Likewise.
36368 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
36369 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
36370 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
36371 to know that we can now have integers of all sizes in vector
36373 (fix<uns>_<mode>di2_hw): Likewise.
36374 (float<uns>_<mode>si2_hw): Likewise.
36375 (fix_<mode>si2_hw): Likewise.
36376 (fixuns_<mode>si2_hw): Likewise.
36377 (float<uns>_<mode>di2_hw): Likewise.
36378 (float_<mode>di2_hw): Likewise.
36379 (float_<mode>si2_hw): Likewise.
36380 (floatuns_<mode>di2_hw): Likewise.
36381 (floatuns_<mode>si2_hw): Likewise.
36382 (xscvqp<su>wz_<mode>): Delete, no longer used.
36383 (xscvqp<su>dz_<mode>): Likewise.
36384 (xscv<su>dqp_<mode>): Likewise.
36385 (ieee128_mfvsrd_64bit): Likewise.
36386 (ieee128_mfvsrd_32bit): Likewise.
36387 (ieee128_mfvsrwz): Likewise.
36388 (ieee128_mtvsrw): Likewise.
36389 (ieee128_mtvsrd_64bit): Likewise.
36390 (ieee128_mtvsrd_32bit): Likewise.
36392 2017-01-31 Martin Liska <mliska@suse.cz>
36395 * ipa-prop.c (ipa_free_all_node_params): Call release method
36396 instead of ~sumbol_summary to not to trigger double times
36399 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
36401 PR tree-optimization/71691
36402 * bitmap.h (class auto_bitmap): New.
36403 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
36404 is_maybe_undefined instead of ssa_undefined_value_p.
36406 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36408 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
36409 __S390_ARCH_LEVEL__ to __ARCH__.
36411 2017-01-31 Jakub Jelinek <jakub@redhat.com>
36413 PR tree-optimization/79267
36414 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
36415 if should_remove_lhs_p is true.
36417 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
36420 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
36421 (add_alignment_attribute): New.
36422 (base_type_die): Add alignment attribute.
36423 (subrange_type_die): Likewise.
36424 (modified_type_die): Likewise.
36425 (gen_array_type_die): Likewise.
36426 (gen_descr_array_type_die: Likewise.
36427 (gen_enumeration_type_die): Likewise.
36428 (gen_subprogram_die): Likewise.
36429 (gen_variable_die): Likewise.
36430 (gen_field_die): Likewise.
36431 (gen_ptr_to_mbr_type_die): Likewise.
36432 (gen_struct_or_union_type_die): Likewise.
36433 (gen_subroutine_type_die): Likewise.
36434 (gen_typedef_die): Likewise.
36435 (base_type_cmp): Compare alignment attribute.
36437 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
36440 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
36441 (setb_unsigned) New pattern for setb with CCUNS.
36442 * config/rs6000/rs6000.c (expand_block_compare): Use a different
36443 subfc./subfe sequence to avoid overflow problems. Generate a
36444 shorter sequence with cmpld/setb for power9.
36445 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
36446 for generating subfc. instruction.
36447 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
36448 now uses this instruction.
36450 2017-01-30 Ian Lance Taylor <iant@google.com>
36453 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
36454 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
36456 2017-01-30 Martin Sebor <msebor@redhat.com>
36458 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
36459 Move constant to the right of a relational operator.
36460 (get_mpfr_format_length, format_character, format_string): Ditto.
36461 (should_warn_p, maybe_warn): Same.
36463 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
36465 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
36468 * asan.c (get_translation_unit_decl): Remove function.
36469 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
36471 2017-01-30 Martin Liska <mliska@suse.cz>
36473 PR gcov-profile/79259
36474 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
36475 -fprofile-generate.
36477 2017-01-30 Martin Liska <mliska@suse.cz>
36480 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
36481 Initialize variables with NULL value.
36483 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
36486 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
36488 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
36490 2017-01-30 Richard Biener <rguenther@suse.de>
36492 PR tree-optimization/79276
36493 * tree-vrp.c (process_assert_insertions): Properly adjust common
36494 when removing a duplicate.
36496 2017-01-30 Richard Biener <rguenther@suse.de>
36498 PR tree-optimization/79256
36499 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
36500 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
36502 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
36504 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
36507 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
36508 ("*r<noxa>sbg_<mode>_sll_bitmask")
36509 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
36510 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
36511 Use contiguous_bitmask_nowrap_operand.
36513 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36516 * config/rs6000/altivec.h (vec_xl): Revise #define.
36517 (vec_xst): Likewise.
36519 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
36521 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
36523 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
36525 PR rtl-optimization/79194
36526 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
36527 traps before call to bypass_conditional_jumps.
36529 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
36531 PR tree-optimization/71374
36532 * lra-constraints.c (check_conflict_input_operands): New.
36533 (match_reload): Use it.
36535 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
36538 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
36539 account to calculate conflict_set.
36541 2017-01-27 Bin Cheng <bin.cheng@arm.com>
36543 PR rtl-optimization/78559
36544 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
36545 other_insn in combine.
36547 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
36549 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
36550 uint16_type_node for BT_UINT16.
36552 2017-01-27 David Malcolm <dmalcolm@redhat.com>
36554 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
36555 "RTL Tests" to menu.
36556 (GIMPLE Tests): New node.
36557 (RTL Tests): New node.
36559 2017-01-27 Richard Biener <rguenther@suse.de>
36561 PR tree-optimization/79245
36562 * tree-loop-distribution.c (distribute_loop): Apply cost
36563 modeling also to detected patterns.
36565 2017-01-27 Richard Biener <rguenther@suse.de>
36567 PR tree-optimization/71433
36568 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
36569 (compare_assert_loc): New function.
36570 (process_assert_insertions): Sort and optimize assert locations
36571 to remove duplicates and push down identical assertions on
36572 edges to their destination block.
36574 2017-01-27 Richard Biener <rguenther@suse.de>
36576 PR tree-optimization/79244
36577 * tree-vrp.c (remove_range_assertions): Forcefully propagate
36578 out SSA names even if abnormal.
36580 2017-01-27 Jakub Jelinek <jakub@redhat.com>
36582 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
36583 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
36584 instead of MPFR_RNDN.
36586 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
36589 * arm.c (arm_option_override): Don't call build_target_option_node
36590 until after doing all option overrides.
36591 (arm_valid_target_attribute_tree): Likewise.
36593 2017-01-27 Martin Liska <mliska@suse.cz>
36595 * doc/invoke.texi (-fprofile-arcs): Document profiling support
36596 for {cd}tors and C++ {cd}tors.
36598 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
36600 * config/s390/s390.md ("*setmem_long_and")
36601 ("*setmem_long_and_31z"): Use zero_extend instead of and.
36603 2017-01-26 Martin Sebor <msebor@redhat.com>
36605 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
36608 2017-01-26 Martin Sebor <msebor@redhat.com>
36610 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
36611 HAVE_DFmode before using XFmode or DFmode.
36612 (parse_directive): Avoid using the z length modifier to avoid
36613 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
36615 PR middle-end/78703
36616 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
36617 to accept adjustment as an array.
36618 (get_int_range): New function.
36619 (struct directive): Make width and prec arrays.
36620 (directive::set_width, directive::set_precision): Call get_int_range.
36621 (format_integer, format_floating): Handle width and precision ranges.
36622 (format_string, parse_directive): Same.
36624 2017-01-26 Jakub Jelinek <jakub@redhat.com>
36627 * dwarf2out.c (generate_skeleton_bottom_up): For children with
36628 comdat_type_p set, just clone them, but keep the children in the
36632 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
36633 which have direct callers with -fvar-tracking-assignments enabled
36635 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
36636 inside of type units.
36638 2017-01-26 Martin Sebor <msebor@redhat.com>
36640 PR middle-end/78703
36641 * gimple-ssa-sprintf.c (struct result_range): Add likely and
36643 (struct format_result): Replace number_chars, number_chars_min,
36644 and number_chars_max with a single member of struct result_range.
36646 (format_result::operator+=): Adjust.
36647 (struct fmtresult): Remove bounded. Handle likely and unlikely
36649 (fmtresult::adjust_for_width_or_precision): New function.
36650 (fmtresult:type_max_digits): New function.
36651 (bytes_remaining): Handle likely and unlikely counters.
36652 (min_bytes_remaining): Remove.
36653 (format_percent): Simplify.
36654 (format_integer, format_floating): Set likely and unlikely counters.
36655 (get_string_length, format_character, format_string): Same.
36656 (format_plain, should_warn_p): New function.
36657 (maybe_warn): Call should_warn_p. Update diagnostic messages
36658 and handle those for all directives, including plain strings.
36659 (format_directive): Handle likely and unlikely counters.
36660 Remove unnecessary quoting from diagnostics. Add an informational
36662 (add_bytes): Remove.
36663 (pass_sprintf_length::compute_format_length): Simplify.
36664 (try_substitute_return_value): Handle likely and unlikely counters.
36666 2017-01-26 Carl Love <cel@us.ibm.com>
36668 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
36669 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
36671 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
36674 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
36675 endianess for subregs into account.
36676 * lra-constraints.c (lra_constraints): Do risky transformations
36677 always on the first iteration.
36678 * lra-lives.c (check_pseudos_live_through_calls): Add arg
36679 last_call_used_reg_set.
36680 (process_bb_lives): Define and use last_call_used_reg_set.
36681 * lra.c (lra): Always continue after lra_constraints on the first
36684 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
36686 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
36688 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
36690 2017-01-26 Jakub Jelinek <jakub@redhat.com>
36692 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
36693 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
36694 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
36695 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
36696 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
36697 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
36698 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
36699 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
36700 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
36702 2017-01-26 Marek Polacek <polacek@redhat.com>
36705 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
36706 for the third operand.
36708 2017-01-26 Jakub Jelinek <jakub@redhat.com>
36710 PR middle-end/79236
36711 * omp-low.c (struct omp_context): Add simt_stmt field.
36712 (scan_omp_for): Return omp_context *.
36713 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
36714 context to the _simt_ SIMD stmt.
36715 (lower_omp_for): For combined SIMD with sibling _simt_
36716 SIMD, make sure to use the same decls in _looptemp_
36717 clauses as in the sibling.
36719 2017-01-26 David Sherwood <david.sherwood@arm.com>
36721 PR middle-end/79212
36722 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
36725 2017-01-26 Jakub Jelinek <jakub@redhat.com>
36728 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
36729 emit fld b; fld a; if possible.
36731 * brig-builtins.def: Update copyright years.
36732 * config/arm/arm_acle_builtins.def: Update copyright years.
36734 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
36737 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
36738 constraint instead of o for the stxsd instruction.
36740 2017-01-25 Carl Love <cel@us.ibm.com>
36742 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
36743 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
36745 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
36747 * doc/invoke.texi (C++ Dialect Options): Fix typo.
36749 2017-01-25 Richard Biener <rguenther@suse.de>
36751 PR tree-optimization/69264
36752 * target.def (vector_alignment_reachable): Improve documentation.
36753 * doc/tm.texi: Regenerate.
36754 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
36756 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
36757 earlier changes with respect to TYPE_USER_ALIGN.
36758 (vector_alignment_reachable_p): Likewise. Improve dumping.
36760 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
36763 * config/arm/arm.md (xordi3): Force constant operand into a register
36766 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
36768 * doc/invoke.texi (-fstore-merging): Correct default optimization
36769 levels at which it is enabled.
36770 (-O): Move -fstore-merging from list to...
36773 2017-01-25 Richard Biener <rguenther@suse.de>
36776 * omp-expand.c: Include debug.h.
36777 (expand_omp_taskreg): Make sure to generate early debug before
36778 outlining anything from a function.
36779 (expand_omp_target): Likewise.
36780 (grid_expand_target_grid_body): Likewise.
36782 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
36785 * asan.c (get_translation_unit_decl): New function.
36786 (asan_add_global): Extract modules file name from globals
36787 TRANSLATION_UNIT_DECL name.
36789 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
36792 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
36793 for long calls with APCS frame and VFP.
36795 2017-01-24 David Malcolm <dmalcolm@redhat.com>
36797 * cfg.c (original_copy_tables_initialized_p): New function.
36798 * cfg.h (original_copy_tables_initialized_p): New decl.
36799 * cfgrtl.c (relink_block_chain): Guard the call to
36800 free_original_copy_tables with a call to
36801 original_copy_tables_initialized_p.
36802 * cgraph.h (symtab_node::native_rtl_p): New decl.
36803 * cgraphunit.c (symtab_node::native_rtl_p): New function.
36804 (symtab_node::needed_p): Don't assert for early assembly output
36805 for __RTL functions.
36806 (cgraph_node::finalize_function): Set "force_output" for __RTL
36808 (cgraph_node::analyze): Bail out early for __RTL functions.
36809 (analyze_functions): Update assertion to support __RTL functions.
36810 (cgraph_node::expand): Bail out early for __RTL functions.
36811 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
36813 * function.h (struct function): Update comment for field
36815 * gimple-expr.c: Include "tree-pass.h".
36816 (gimple_has_body_p): Return false for __RTL functions.
36817 * Makefile.in (OBJS): Add run-rtl-passes.o.
36818 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
36820 (gcc::pass_manager::get_clean_slate): New accessor.
36821 * passes.c: Include "insn-addr.h".
36822 (should_skip_pass_p): Add logging. Update logic for running
36823 "expand" to be compatible with both __GIMPLE and __RTL. Guard
36824 property-provider override so it is only done for gimple passes.
36826 (skip_pass): New function.
36827 (execute_one_pass): Call skip_pass when skipping passes.
36828 * read-md.c (md_reader::read_char): Support filtering
36829 the input to a subset of line numbers.
36830 (md_reader::md_reader): Initialize fields
36831 m_first_line and m_last_line.
36832 (md_reader::read_file_fragment): New function.
36833 * read-md.h (md_reader::read_file_fragment): New decl.
36834 (md_reader::m_first_line): New field.
36835 (md_reader::m_last_line): New field.
36836 * read-rtl-function.c (function_reader::create_function): Only
36837 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
36838 curr_properties. Set DECL_INITIAL to a dummy block.
36839 (read_rtl_function_body_from_file_range): New function.
36840 * read-rtl-function.h (read_rtl_function_body_from_file_range):
36842 * run-rtl-passes.c: New file.
36843 * run-rtl-passes.h: New file.
36845 2017-01-24 Jeff Law <law@redhat.com>
36847 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
36850 2017-01-24 Bin Cheng <bin.cheng@arm.com>
36852 PR tree-optimization/79159
36853 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
36854 (record_nonwrapping_iv): Improve boundary using above function if no
36855 value range information.
36857 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
36858 Martin Jambor <mjambor@suse.cz>
36860 * brig-builtins.def: New file.
36861 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
36862 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
36863 (DEF_HSAIL_SAT_BUILTIN): Likewise.
36864 (DEF_HSAIL_INTR_BUILTIN): Likewise.
36865 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
36866 * builtin-types.def (BT_INT8): New.
36867 (BT_INT16): Likewise.
36868 (BT_UINT8): Likewise.
36869 (BT_UINT16): Likewise.
36870 (BT_FN_ULONG): Likewise.
36871 (BT_FN_UINT_INT): Likewise.
36872 (BT_FN_UINT_ULONG): Likewise.
36873 (BT_FN_UINT_LONG): Likewise.
36874 (BT_FN_UINT_PTR): Likewise.
36875 (BT_FN_ULONG_PTR): Likewise.
36876 (BT_FN_INT8_FLOAT): Likewise.
36877 (BT_FN_INT16_FLOAT): Likewise.
36878 (BT_FN_UINT32_FLOAT): Likewise.
36879 (BT_FN_UINT16_FLOAT): Likewise.
36880 (BT_FN_UINT8_FLOAT): Likewise.
36881 (BT_FN_UINT64_FLOAT): Likewise.
36882 (BT_FN_UINT16_UINT32): Likewise.
36883 (BT_FN_UINT32_UINT16): Likewise.
36884 (BT_FN_UINT16_UINT16_UINT16): Likewise.
36885 (BT_FN_INT_PTR_INT): Likewise.
36886 (BT_FN_UINT_PTR_UINT): Likewise.
36887 (BT_FN_LONG_PTR_LONG): Likewise.
36888 (BT_FN_ULONG_PTR_ULONG): Likewise.
36889 (BT_FN_VOID_UINT64_UINT64): Likewise.
36890 (BT_FN_UINT8_UINT8_UINT8): Likewise.
36891 (BT_FN_INT8_INT8_INT8): Likewise.
36892 (BT_FN_INT16_INT16_INT16): Likewise.
36893 (BT_FN_INT_INT_INT): Likewise.
36894 (BT_FN_UINT_FLOAT_UINT): Likewise.
36895 (BT_FN_FLOAT_UINT_UINT): Likewise.
36896 (BT_FN_ULONG_UINT_UINT): Likewise.
36897 (BT_FN_ULONG_UINT_PTR): Likewise.
36898 (BT_FN_ULONG_ULONG_ULONG): Likewise.
36899 (BT_FN_UINT_UINT_UINT): Likewise.
36900 (BT_FN_VOID_UINT_PTR): Likewise.
36901 (BT_FN_UINT_UINT_PTR: Likewise.
36902 (BT_FN_UINT32_UINT64_PTR): Likewise.
36903 (BT_FN_INT_INT_UINT_UINT): Likewise.
36904 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
36905 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
36906 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
36907 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
36908 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
36909 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
36910 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
36911 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
36912 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
36913 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
36914 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
36915 * doc/frontends.texi: List BRIG FE.
36916 * doc/install.texi (Testing): Add BRIG tesring requirements.
36917 * doc/invoke.texi (Overall Options): Mention BRIG.
36918 * doc/standards.texi (Standards): Doucment BRIG HSA version.
36920 2017-01-24 Richard Biener <rguenther@suse.de>
36922 PR translation/79208
36923 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
36925 2017-01-24 Martin Jambor <mjambor@suse.cz>
36928 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
36929 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
36930 and known_contexts.
36932 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
36934 PR middle-end/79123
36935 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
36936 casts from signed to unsigned really don't have a range.
36938 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
36940 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
36941 GMP_RNDx for compatiblity.
36943 2017-01-24 Martin Liska <mliska@suse.cz>
36946 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
36947 that would prevent us to call alloca with -1 as argument.
36949 2017-01-24 Jakub Jelinek <jakub@redhat.com>
36951 * dwarf2out.c (output_compilation_unit_header, output_file_names):
36952 Avoid -Wformat-security warning.
36954 2017-01-23 Andrew Pinski <apinski@cavium.com>
36956 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
36959 2017-01-23 Martin Sebor <msebor@redhat.com>
36961 PR middle-end/78703
36962 * gimple-ssa-sprintf.c (warn_level): New global.
36963 (format_integer): Use it here and throughout the rest of the file.
36964 Use the same switch to compute sign as base.
36965 (maybe_warn): New function.
36966 (format_directive): Factor out warnings into maybe_warn.
36967 Add debugging output. Use warn_level.
36968 (add_bytes): Use warn_level.
36969 (pass_sprintf_length::compute_format_length): Add debugging output.
36970 (try_substitute_return_value): Same.
36971 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
36973 PR middle-end/78703
36974 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
36975 (struct fmtresult, format_integer, format_floating): Adjust.
36976 (fmtresult::fmtresult): Set max correctly in two argument ctor.
36977 (get_string_length, format_string,format_directive): Same.
36978 (pass_sprintf_length::compute_format_length): Same.
36979 (try_substitute_return_value): Simplify slightly.
36981 PR middle-end/78703
36982 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
36983 (fmtresult::operator+=): Outlined.
36984 (struct fmtresult): Add ctors.
36985 (struct conversion_spec): Rename...
36986 (struct directive): ...to this. Add and remove data members.
36987 (directive::set_width, directive::set_precision): New functions.
36988 (format_percent): Use fmtresult ctor.
36989 (get_width_and_precision): Remove.
36990 (format_integer): Make naming changes. Avoid computing width and
36992 (format_floating): Same. Adjust indentation.
36993 (format_character, format_none): New functions.
36994 (format_string): Moved character handling to format_character.
36995 (format_directive): Remove arguments, change return type.
36996 (parse_directive): New function.
36997 (pass_sprintf_length::compute_format_length): Move directive
36998 parsing to parse_directive.
37000 2017-01-23 Jakub Jelinek <jakub@redhat.com>
37002 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
37003 (assign_assembler_name_if_needed): ... this.
37004 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
37005 (assign_assembler_name_if_needed): ... this.
37006 (free_lang_data_in_cgraph): Adjust callers.
37007 * cgraphunit.c (cgraph_node::analyze): Likewise.
37008 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
37011 2017-01-23 Richard Biener <rguenther@suse.de>
37013 PR tree-optimization/79088
37014 PR tree-optimization/79188
37015 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
37016 resetting loop bounds after last path deletion. Reset loop
37017 bounds of the target loop, make code match the comments.
37018 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
37019 Make sure loops need no fixups.
37021 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
37023 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
37024 exponent support with double type for first argument.
37025 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
37026 type returned by __builtin_vec_extract_sig,
37027 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
37028 functions from "vector int" to "vector unsigned int" or from
37029 "vector long long int" to "vector unsigned long long int".
37030 Changed type returned by __builtin_vec_extract_exp,
37031 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
37032 functions from "vector int" to "vector unsigned int" or from
37033 "vector long long int" to "vector unsigned long long int".
37034 Changed return type of __builtin_vec_test_data_class,
37035 __builtin_vec_test_data_class_sp, and
37036 __builtin_vec_test_data_class_dp from "vector int" to
37037 "vector bool int" or from "vector long long int" to "vector bool
37038 long long int" and changed second argument type from "unsigned
37039 int" to "int". Added new overloaded function forms "vector float
37040 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
37041 "vector float __builtin_vec_insert_exp_sp (vector float, vector
37042 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
37043 double, vector unsigned long long int)" and "vector double
37044 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
37045 long int)". Changed return type of
37046 __builtin_scalar_test_data_class and
37047 __builtin_scalar_test_data_class_sp and
37048 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
37049 int" and changed second argument from "unsigned int" to "int".
37050 Changed type returned by __builtin_scalar_test_neg,
37051 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
37052 from "int" to "bool int". Added new overloaded function form
37053 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
37054 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
37055 exponent double-precision with floating point first argument.
37056 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
37057 documentation of scalar_test_data_class, scalar_test_neg,
37058 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
37059 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
37060 vec_test_data_class built-in functions to reflect refinements in
37061 their type signatures.
37063 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
37065 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
37067 (aarch64_elf_asm_destructor): Likewise.
37069 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
37071 PR rtl-optimization/78634
37072 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
37073 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
37074 * ifcvt.c (noce_try_cmove): Add missing cost check.
37076 PR rtl-optimization/71724
37077 * combine.c (if_then_else_cond): Look for situations where it is
37078 beneficial to undo the work of one of the recursive calls.
37080 2017-01-23 Bin Cheng <bin.cheng@arm.com>
37082 PR tree-optimization/70754
37083 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
37084 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
37085 combined stmt before it if not NULL.
37086 (combine_chains): Process refs reversely and compute dominance point
37089 2017-01-23 Martin Liska <mliska@suse.cz>
37091 PR tree-optimization/79196
37092 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
37093 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
37095 (strlen_optimize_stmt): Call the renamed function.
37097 2017-01-23 Michael Matz <matz@suse.de>
37099 PR tree-optimization/78384
37100 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
37102 2017-01-23 Richard Biener <rguenther@suse.de>
37104 PR tree-optimization/79186
37105 * tree-vrp.c (register_new_assert_for): Make sure we've seen
37106 both incoming edges before moving an assert.
37108 2017-01-23 Martin Jambor <mjambor@suse.cz>
37110 * ipa-prop.c (load_from_param_1): Removed.
37111 (load_from_unmodified_param): Bits from load_from_param_1 put back
37113 (load_from_param): Removed.
37114 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
37115 with stmt. Reverted back to use of load_from_unmodified_param.
37117 2017-01-23 Martin Jambor <mjambor@suse.cz>
37120 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
37121 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
37122 field a pointer to garbage collected vector, mark lattices and
37123 ipcp_orig_node with GTY((skip)).
37124 (ipa_get_param_count): Adjust to descriptors being a pointer.
37125 (ipa_get_param): Likewise.
37126 (ipa_get_type): Likewise.
37127 (ipa_get_param_move_cost): Likewise.
37128 (ipa_set_param_used): Likewise.
37129 (ipa_get_controlled_uses): Likewise.
37130 (ipa_set_controlled_uses): Likewise.
37131 (ipa_is_param_used): Likewise.
37132 (ipa_node_params_t): Move into garbage collector. New methods insert
37134 (ipa_node_params_sum): Annotate wth GTY(()).
37135 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
37137 (ipa_load_from_parm_agg): Adjust declaration.
37138 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
37139 * ipa-profile.c (ipa_profile): Likewise.
37140 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
37141 (ipa_populate_param_decls): Make descriptors parameter garbage
37143 (ipa_dump_param): Adjust to descriptors being a pointer.
37144 (ipa_alloc_node_params): Likewise.
37145 (ipa_initialize_node_params): Likewise.
37146 (load_from_param_1): Make descriptors parameter garbage collected.
37147 (load_from_unmodified_param): Likewise.
37148 (load_from_param): Likewise.
37149 (ipa_load_from_parm_agg): Likewise.
37150 (ipa_node_params::~ipa_node_params): Removed.
37151 (ipa_free_all_node_params): Remove call to delete operator.
37152 (ipa_node_params_t::insert): New.
37153 (ipa_node_params_t::remove): Likewise.
37154 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
37155 copy known_csts and known_contexts vectors.
37156 (ipa_read_node_info): Adjust to descriptors being a pointer.
37157 (ipcp_modif_dom_walker): Make m_descriptors field garbage
37159 (ipcp_transform_function): Make descriptors variable garbage
37162 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
37164 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
37165 * config/i386/avx512dqintrin.h: Ditto.
37166 * config/i386/avx512fintrin.h: Ditto.
37167 * config/i386/i386.c: Handle new builtins.
37168 * config/i386/i386-builtin.def: Add new builtins.
37169 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
37170 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
37172 2017-01-23 Jakub Jelinek <jakub@redhat.com>
37173 Martin Liska <mliska@suse.cz>
37175 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
37176 * asan.c (asan_expand_poison_ifn): Support stores and use
37177 appropriate ASAN report function.
37178 * internal-fn.c (expand_ASAN_POISON_USE): New function.
37179 * internal-fn.def (ASAN_POISON_USE): Declare.
37180 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
37181 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
37182 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
37183 ASAN_POISON calls w/o LHS.
37184 * tree-ssa.c (execute_update_addresses_taken): Create clobber
37185 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
37186 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
37187 * gimplify.c (asan_poison_variables): Add attribute
37188 use_after_scope_memory to variables that really needs to live
37190 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
37191 having the attribute.
37193 2017-01-23 Martin Liska <mliska@suse.cz>
37195 * asan.c (create_asan_shadow_var): New function.
37196 (asan_expand_poison_ifn): Likewise.
37197 * asan.h (asan_expand_poison_ifn): New declaration.
37198 * internal-fn.c (expand_ASAN_POISON): Likewise.
37199 * internal-fn.def (ASAN_POISON): New builtin.
37200 * sanopt.c (pass_sanopt::execute): Expand
37201 asan_expand_poison_ifn.
37202 * tree-inline.c (copy_decl_for_dup_finish): Make function
37204 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
37205 * tree-ssa.c (is_asan_mark_p): New function.
37206 (execute_update_addresses_taken): Rewrite local variables
37207 (identified just by use-after-scope as addressable) into SSA.
37209 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
37211 * doc/install.texi (Specific): opensource.apple.com uses https
37212 now. Remove trailing slash.
37214 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
37216 * README.Portability: Remove note on an Irix compatibility issue.
37218 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
37220 * gcov.c (INCLUDE_ALGORITHM): Define.
37221 (INCLUDE_VECTOR): Define.
37222 No longer include <vector> and <algorithm> directly.
37224 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
37226 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
37228 * doc/invoke.texi (Code Gen Options): Ditto.
37230 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
37233 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
37235 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
37237 rtl-optimization/79125
37238 * cprop.c (local_cprop_pass): Handle cases where we make an
37239 unconditional trap.
37241 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
37245 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
37246 read from, for big endian.
37248 2017-01-20 Jiong Wang <jiong.wang@arm.com>
37250 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
37251 register pauth builtins for LP64 only.
37253 2017-01-20 Marek Polacek <polacek@redhat.com>
37256 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
37259 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
37261 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
37263 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
37264 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
37265 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
37267 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
37270 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
37271 in big-endian mode when they are not a single duplicated value.
37273 2017-01-20 Richard Biener <rguenther@suse.de>
37275 * BASE-VER: Bump to 7.0.1.
37277 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
37279 * omp-low.c (omplow_simd_context): New struct. Use it...
37280 (lower_rec_simd_input_clauses): ...here and...
37281 (lower_rec_input_clauses): ...here to hold common data. Adjust all
37282 references to idx, lane, max_vf, is_simt.
37284 2017-01-20 Graham Markall <graham.markall@embecosm.com>
37286 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
37289 2017-01-20 Martin Jambor <mjambor@suse.cz>
37291 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
37292 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
37294 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
37295 (GTFILES): Rename hsa.c to hsa-common.c.
37296 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
37297 * hsa-dump.c: Likewise.
37298 * hsa-gen.c: Likewise.
37299 * hsa-regalloc.c: Likewise.
37300 * ipa-hsa.c: Likewise.
37301 * omp-expand.c: Likewise.
37302 * omp-low.c: Likewise.
37303 * toplev.c: Likewise.
37305 2017-01-20 Marek Polacek <polacek@redhat.com>
37308 * doc/invoke.texi: Document -Wduplicated-branches.
37309 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
37310 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
37311 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
37312 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
37313 return 0 only when not OEP_LEXICOGRAPHIC.
37314 (fold_build_cleanup_point_expr): Use the expression
37315 location when building CLEANUP_POINT_EXPR.
37316 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
37317 * tree.c (add_expr): Handle error_mark_node.
37319 2017-01-20 Martin Liska <mliska@suse.cz>
37322 * tree-profile.c (init_ic_make_global_vars): Do not call
37324 (gimple_init_gcov_profiler): Likewise.
37326 2017-01-20 Martin Liska <mliska@suse.cz>
37329 * cgraph.h (maybe_create_reference): Remove argument and
37331 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
37333 * ipa-cp.c (create_specialized_node): Likewise.
37334 * symtab.c (symtab_node::maybe_create_reference): Handle
37335 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
37337 2017-01-20 Martin Liska <mliska@suse.cz>
37339 * read-rtl-function.c (function_reader::create_function): Use
37340 build_decl instread of build_decl_stat.
37342 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
37344 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
37345 * config/i386/avx512dqintrin.h: Ditto.
37346 * config/i386/avx512fintrin.h: Ditto.
37347 * config/i386/i386-builtin-types.def: Add new types.
37348 * config/i386/i386.c: Handle new types.
37349 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
37350 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
37351 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
37352 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
37353 (__builtin_ia32_kshiftridi): New.
37354 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
37356 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
37360 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
37361 define to rs6000_init_stack_protect_guard.
37362 (rs6000_init_stack_protect_guard): New function.
37364 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
37365 Yunqiang Su <yunqiang.su@imgtec.com>
37367 * config.gcc (supported_defaults): Add madd4.
37368 (with_madd4): Add validation.
37369 (all_defaults): Add madd4.
37370 * config/mips/mips.opt (mmadd4): New option.
37371 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
37373 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
37375 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
37376 (ISA_HAS_FUSED_MADD4): Likewise.
37377 * doc/invoke.texi (-mmadd4): Document the new option.
37378 * doc/install.texi (--with-madd4): Document the new option.
37380 2017-01-19 Jiong Wang <jiong.wang@arm.com>
37382 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
37383 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
37384 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
37385 (aarch64_init_pauth_hint_builtins): New.
37386 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
37387 (aarch64_expand_builtin): Expand new builtins.
37389 2017-01-19 Jiong Wang <jiong.wang@arm.com>
37391 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
37392 * combine-stack-adj.c (no_unhandled_cfa): Handle
37393 REG_CFA_TOGGLE_RA_MANGLE.
37394 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
37395 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
37396 info for return address signing.
37397 (aarch64_expand_epilogue): Likewise.
37399 2017-01-19 Jiong Wang <jiong.wang@arm.com>
37401 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
37402 * config/aarch64/aarch64-protos.h
37403 (aarch64_return_address_signing_enabled): New declaration.
37404 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
37406 (aarch64_expand_prologue): Sign return address before it's pushed onto
37408 (aarch64_expand_epilogue): Authenticate return address fetched from
37410 (aarch64_override_options): Sanity check for ILP32 and ISA level.
37411 (aarch64_attributes): New function attributes for "sign-return-address".
37412 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
37413 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
37414 ("*do_return"): Generate combined instructions according to key index.
37415 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
37416 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
37418 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
37419 * config/aarch64/aarch64.opt (msign-return-address=): New.
37420 * doc/extend.texi (AArch64 Function Attributes): Documents
37421 "sign-return-address=".
37422 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
37424 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
37426 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
37427 overall option summary.
37429 2017-01-19 Jiong Wang <jiong.wang@arm.com>
37431 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
37432 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
37433 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
37434 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
37436 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
37438 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
37439 -mpower9-minmax by default for -mcpu=power9.
37440 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
37441 128-bit floating point.
37443 2017-01-20 Alan Modra <amodra@gmail.com>
37445 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
37446 optimizing for size.
37448 2017-01-20 Alan Modra <amodra@gmail.com>
37451 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
37452 for strcmp and strncmp from corresponding builtin decl.
37454 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
37456 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
37457 instead of i386/rtems-64.h.
37458 * config/i386/rtems-64.h: Remove.
37460 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
37464 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
37466 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
37468 2017-01-19 Tamar Christina <tamar.christina@arm.com>
37470 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
37471 Change int to HOST_WIDE_INT.
37472 * config/aarch64/aarch64-protos.h
37473 (aarch64_simd_gen_const_vector_dup): Likewise.
37474 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
37476 2017-01-19 David Malcolm <dmalcolm@redhat.com>
37478 * langhooks-def.h (lhd_type_for_size): New decl.
37479 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
37480 * langhooks.c (lhd_type_for_size): New function, taken from
37483 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
37485 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
37486 define_bypass for CR latency.
37487 (power9-cracked-alu): Update bypass latency and remove power9-branch.
37488 (power9-alu2): Add define_bypass for CR latency.
37490 (power9-mul): Update insn latency.
37491 (power9-mul-compare): Update insn latency, bypass latency and remove
37494 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
37496 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
37498 * config/aarch64/aarch64.md
37499 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
37500 aarch64_nopcrelative_literal_loads.
37501 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
37503 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
37505 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
37506 TARGET_LOONGSON_3A.
37507 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
37509 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
37512 * config.gcc (supported_defaults): Add lxc1-sxc1.
37513 (with_lxc1_sxc1): Add validation.
37514 (all_defaults): Add lxc1-sxc1.
37515 * config/mips/mips.opt (mlxc1-sxc1): New option.
37516 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
37518 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
37519 __mips_no_lxc1_sxc1.
37520 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
37521 * doc/invoke.texi (-mlxc1-sxc1): Document the new option.
37522 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
37524 2017-01-19 Richard Biener <rguenther@suse.de>
37526 PR tree-optimization/72488
37527 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
37528 sure to restore SSA info.
37529 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
37531 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
37533 PR rtl-optimization/79121
37534 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
37535 of the inner type when shifting an extended value.
37537 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
37540 * symtab.c (symtab_node::equal_address_to): Fix comparing of
37541 interposable aliases.
37543 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
37546 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
37547 Use the evmergelohi instruction.
37548 (mov_si<mode>_e500_subreg4_2_le): Likewise.
37549 (mov_sitf_e500_subreg8_2_be): Likewise.
37550 (mov_sitf_e500_subreg12_2_le): Likewise.
37551 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
37552 (mov_si<mode>_e500_subreg4_2_be): Likewise.
37553 (mov_sitf_e500_subreg8_2_le): Likewise.
37554 (mov_sitf_e500_subreg12_2_be): Likewise.
37556 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
37558 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
37559 attribute from vecsimple to vecperm.
37560 (altivec_vbpermq2): Likewise.
37562 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
37565 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
37567 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
37568 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
37569 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
37570 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
37571 case where N arg is SIZE_MAX.
37572 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
37573 (cmpstrsi): Add pattern.
37575 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
37577 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
37578 __builtin_vec_revb builtins.
37579 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
37580 built-in functions to support generation of the ISA 3.0 XXBR<x>
37581 vector byte reverse instructions.
37582 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
37583 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
37584 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
37585 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
37586 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
37587 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
37588 (P9V_BUILTIN_VEC_REVB): Likewise.
37589 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
37590 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
37591 (p9_xxbrq_v16qi): Likewise.
37592 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
37593 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
37594 (p9_xxbrh_v8hi): Likewise.
37595 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
37596 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
37597 vec_revb built-in functions.
37599 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
37601 PR rtl-optimization/78952
37602 * config/i386/i386.md (any_extract): New code iterator.
37603 (*insvqi_2): Use any_extract for source operand.
37604 (*insvqi_3): Use any_shiftrt for source operand.
37606 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
37608 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
37610 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
37612 2017-01-18 Matthias Klose <doko@ubuntu.com>
37614 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
37616 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
37618 * config/rs6000/altivec.h (vec_bperm): Change #define.
37619 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
37620 (altivec_vbpermq2): New define_insn.
37621 (altivec_vbpermd): Likewise.
37622 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
37623 function interface.
37624 (VBPERMD): Likewise.
37625 (VBPERM): New polymorphic function interface.
37626 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
37627 Add entries for P9V_BUILTIN_VEC_VBPERM.
37628 * doc/extend.texi: Add interfaces for vec_bperm.
37630 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
37632 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
37633 first letter of error messages.
37634 (s390_resolve_overloaded_builtin): Likewise.
37635 * config/s390/s390.c (s390_expand_builtin): Likewise.
37636 (s390_invalid_arg_for_unprototyped_fn): Likewise.
37637 (s390_valid_target_attribute_inner_p): Likewise.
37638 * config/s390/s390.md ("tabort"): Likewise.
37640 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
37642 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
37643 (ISA_AVOID_DIV_HILO): New macro.
37644 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
37645 (ISA_HAS_DDIV): Likewise.
37647 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
37649 * doc/invoke.texi (fabi-version): Correct number of occurrences.
37651 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
37653 * doc/invoke.texi (fabi-version): Spelling fix.
37655 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
37658 * doc/invoke.texi (fabi-version): Mention mangling fix for
37661 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
37664 * doc/invoke.texi (fabi-version): Document discriminator mangling.
37666 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
37669 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
37670 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
37672 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
37674 (stack_protect_test): Ditto.
37675 * config/rs6000/rs6000.opt (mstack-protector-guard=,
37676 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
37678 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
37679 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
37680 -mstack-protector-guard-offset=.
37681 (RS/6000 and PowerPC Options): Ditto.
37683 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
37685 * config/i386/i386.h (MASK_CLASS_P): New define.
37686 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
37687 there are no registers from different register sets also when
37688 mask registers are used. Update function comment.
37689 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
37690 to (*k/*r) and (*k/*km) alternatives.
37692 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
37694 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
37695 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
37696 (EH_RETURN_HANDLER_RTX): New define.
37697 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
37698 Force frame pointer in EH return functions.
37699 (aarch64_expand_epilogue): Add barrier for eh_return.
37700 (aarch64_final_eh_return_addr): Remove.
37701 (aarch64_eh_return_handler_rtx): New function.
37702 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
37704 (aarch64_eh_return_handler_rtx): New prototype.
37706 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
37708 * config/rs6000/altivec.h (vec_rlmi): New #define.
37709 (vec_vrlnm): Likewise.
37710 (vec_rlnm): Likewise.
37711 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
37712 (UNSPEC_VRLNM): Likewise.
37713 (VIlong): New mode iterator.
37714 (altivec_vrl<VI_char>mi): New define_insn.
37715 (altivec_vrl<VI_char>nm): Likewise.
37716 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
37718 (VRLDNM): Likewise.
37719 (RLNM): New polymorphic function entry.
37720 (VRLWMI): New monomorphic function entry.
37721 (VRLDMI): Likewise.
37722 (RLMI): New polymorphic function entry.
37723 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
37724 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
37725 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
37728 2017-01-17 Jakub Jelinek <jakub@redhat.com>
37731 * dwarf2out.c (field_byte_offset): Restore the
37732 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
37733 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
37734 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
37737 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
37740 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
37742 2017-01-17 Jakub Jelinek <jakub@redhat.com>
37745 * dwarf2out.c (add_data_member_location_attribute): For constant
37746 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
37747 instead of DW_AT_data_member_location, DW_AT_bit_offset and
37748 DW_AT_byte_size attributes.
37750 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
37752 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
37753 after forcing to constant memory when the code model is medium.
37755 2017-01-17 Julia Koval <julia.koval@intel.com>
37758 * config/i386/avx512fintrin.h
37759 (_mm512_i32gather_ps): Change __addr type to void const*.
37760 (_mm512_mask_i32gather_ps): Ditto.
37761 (_mm512_i32gather_pd): Ditto.
37762 (_mm512_mask_i32gather_pd): Ditto.
37763 (_mm512_i64gather_ps): Ditto.
37764 (_mm512_mask_i64gather_ps): Ditto.
37765 (_mm512_i64gather_pd): Ditto.
37766 (_mm512_mask_i64gather_pd): Ditto.
37767 (_mm512_i32gather_epi32): Ditto.
37768 (_mm512_mask_i32gather_epi32): Ditto.
37769 (_mm512_i32gather_epi64): Ditto.
37770 (_mm512_mask_i32gather_epi64): Ditto.
37771 (_mm512_i64gather_epi32): Ditto.
37772 (_mm512_mask_i64gather_epi32): Ditto.
37773 (_mm512_i64gather_epi64): Ditto.
37774 (_mm512_mask_i64gather_epi64): Ditto.
37775 (_mm512_i32scatter_ps): Change __addr type to void*.
37776 (_mm512_mask_i32scatter_ps): Ditto.
37777 (_mm512_i32scatter_pd): Ditto.
37778 (_mm512_mask_i32scatter_pd): Ditto.
37779 (_mm512_i64scatter_ps): Ditto.
37780 (_mm512_mask_i64scatter_ps): Ditto.
37781 (_mm512_i64scatter_pd): Ditto.
37782 (_mm512_mask_i64scatter_pd): Ditto.
37783 (_mm512_i32scatter_epi32): Ditto.
37784 (_mm512_mask_i32scatter_epi32): Ditto.
37785 (_mm512_i32scatter_epi64): Ditto.
37786 (_mm512_mask_i32scatter_epi64): Ditto.
37787 (_mm512_i64scatter_epi32): Ditto.
37788 (_mm512_mask_i64scatter_epi32): Ditto.
37789 (_mm512_i64scatter_epi64): Ditto.
37790 (_mm512_mask_i64scatter_epi64): Ditto.
37791 * config/i386/avx512pfintrin.h
37792 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
37793 (_mm512_mask_prefetch_i32gather_ps): Ditto.
37794 (_mm512_mask_prefetch_i64gather_pd): Ditto.
37795 (_mm512_mask_prefetch_i64gather_ps): Ditto.
37796 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
37797 (_mm512_prefetch_i32scatter_ps): Ditto.
37798 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
37799 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
37800 (_mm512_prefetch_i64scatter_pd): Ditto.
37801 (_mm512_prefetch_i64scatter_ps): Ditto.
37802 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
37803 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
37804 * config/i386/avx512vlintrin.h
37805 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
37806 (_mm_mmask_i32gather_ps): Ditto.
37807 (_mm256_mmask_i32gather_pd): Ditto.
37808 (_mm_mmask_i32gather_pd): Ditto.
37809 (_mm256_mmask_i64gather_ps): Ditto.
37810 (_mm_mmask_i64gather_ps): Ditto.
37811 (_mm256_mmask_i64gather_pd): Ditto.
37812 (_mm_mmask_i64gather_pd): Ditto.
37813 (_mm256_mmask_i32gather_epi32): Ditto.
37814 (_mm_mmask_i32gather_epi32): Ditto.
37815 (_mm256_mmask_i32gather_epi64): Ditto.
37816 (_mm_mmask_i32gather_epi64): Ditto.
37817 (_mm256_mmask_i64gather_epi32): Ditto.
37818 (_mm_mmask_i64gather_epi32): Ditto.
37819 (_mm256_mmask_i64gather_epi64): Ditto.
37820 (_mm_mmask_i64gather_epi64): Ditto.
37821 (_mm256_i32scatter_ps): Change __addr type to void*.
37822 (_mm256_mask_i32scatter_ps): Ditto.
37823 (_mm_i32scatter_ps): Ditto.
37824 (_mm_mask_i32scatter_ps): Ditto.
37825 (_mm256_i32scatter_pd): Ditto.
37826 (_mm256_mask_i32scatter_pd): Ditto.
37827 (_mm_i32scatter_pd): Ditto.
37828 (_mm_mask_i32scatter_pd): Ditto.
37829 (_mm256_i64scatter_ps): Ditto.
37830 (_mm256_mask_i64scatter_ps): Ditto.
37831 (_mm_i64scatter_ps): Ditto.
37832 (_mm_mask_i64scatter_ps): Ditto.
37833 (_mm256_i64scatter_pd): Ditto.
37834 (_mm256_mask_i64scatter_pd): Ditto.
37835 (_mm_i64scatter_pd): Ditto.
37836 (_mm_mask_i64scatter_pd): Ditto.
37837 (_mm256_i32scatter_epi32): Ditto.
37838 (_mm256_mask_i32scatter_epi32): Ditto.
37839 (_mm_i32scatter_epi32): Ditto.
37840 (_mm_mask_i32scatter_epi32): Ditto.
37841 (_mm256_i32scatter_epi64): Ditto.
37842 (_mm256_mask_i32scatter_epi64): Ditto.
37843 (_mm_i32scatter_epi64): Ditto.
37844 (_mm_mask_i32scatter_epi64): Ditto.
37845 (_mm256_i64scatter_epi32): Ditto.
37846 (_mm256_mask_i64scatter_epi32): Ditto.
37847 (_mm_i64scatter_epi32): Ditto.
37848 (_mm_mask_i64scatter_epi32): Ditto.
37849 (_mm256_i64scatter_epi64): Ditto.
37850 (_mm256_mask_i64scatter_epi64): Ditto.
37851 (_mm_i64scatter_epi64): Ditto.
37852 (_mm_mask_i64scatter_epi64): Ditto.
37853 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
37854 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
37855 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
37856 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
37857 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
37858 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
37859 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
37860 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
37861 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
37862 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
37863 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
37864 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
37865 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
37866 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
37867 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
37868 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
37869 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
37870 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
37871 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
37872 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
37873 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
37874 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
37875 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
37876 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
37877 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
37878 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
37879 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
37880 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
37881 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
37882 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
37883 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
37884 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
37885 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
37886 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
37887 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
37888 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
37889 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
37890 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
37891 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
37892 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
37893 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
37894 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
37895 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
37896 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
37897 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
37898 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
37899 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
37900 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
37901 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
37902 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
37903 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
37904 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
37905 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
37906 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
37907 definitions accordingly.
37909 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
37910 Kuan-Lin Chen <kuanlinchentw@gmail.com>
37913 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
37916 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
37919 * ira-conflicts.c (ira_build_conflicts): Update total conflict
37920 hard regs for inner regno.
37922 2017-01-17 Martin Liska <mliska@suse.cz>
37925 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
37926 assumption and add comment.
37928 2017-01-17 Nathan Sidwell <nathan@acm.org>
37930 * ipa-visibility.c (localize_node): New function, broken out of ...
37931 (function_and_variable_visibility): ... here. Call it.
37933 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
37935 PR middle-end/77445
37936 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
37937 correctly set frequency of oudgoing edge.
37938 (duplicate_thread_path): Fix profile updating.
37940 2017-01-17 Jakub Jelinek <jakub@redhat.com>
37943 * configure.ac: Add GCC_BASE_VER.
37944 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
37945 version from BASE-VER file.
37946 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
37947 (gcc.o): Depend on $(BASEVER).
37948 * common.opt (dumpfullversion): New option.
37949 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
37950 * doc/invoke.texi: Document -dumpfullversion.
37951 * doc/install.texi: Document --with-gcc-major-version-only.
37952 * configure: Regenerated.
37954 2017-01-17 Richard Biener <rguenther@suse.de>
37956 PR tree-optimization/71433
37957 * tree-vrp.c (register_new_assert_for): Merge same asserts
37958 on all incoming edges.
37959 (process_assert_insertions_for): Handle insertions at the
37962 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
37964 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
37965 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
37967 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
37970 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
37973 2017-01-17 Alan Modra <amodra@gmail.com>
37976 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
37977 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
37978 symbolic stack limit when pic.
37980 2017-01-16 Martin Sebor <msebor@redhat.com>
37982 PR tree-optimization/78608
37983 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
37985 2017-01-16 Jeff Law <law@redhat.com>
37988 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
37989 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
37990 for several include directories that may be relative to sysroot.
37991 * config/i386/x-mingw32 (gplus_includedir): Define.
37992 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
37993 (native_system_includedir): Likewise.
37994 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
37995 override if TARGET_SYSTEM_ROOT is defined.
37996 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
37998 PR tree-optimization/79090
37999 PR tree-optimization/33562
38000 PR tree-optimization/61912
38001 PR tree-optimization/77485
38002 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
38003 and computed trims into the dump file.
38005 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
38007 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
38009 2017-01-16 Jakub Jelinek <jakub@redhat.com>
38012 * gimplify.c (gimplify_init_constructor): If want_value and
38013 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
38017 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
38018 sequence. Formatting fixes.
38019 (doloop_optimize): Formatting fixes.
38022 * gcc.c (debug_level_greater_than_spec_func): New function.
38023 (static_spec_functions): Add debug-level-gt spec function.
38024 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
38026 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
38027 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
38028 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
38029 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
38030 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
38031 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
38033 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
38035 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
38036 QImode fixups to general and mask registers only.
38038 2017-01-16 Carl Love <cel@us.ibm.com>
38040 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
38041 for built-in functions
38042 vector signed char vec_nabs (vector signed char)
38043 vector signed short vec_nabs (vector signed short)
38044 vector signed int vec_nabs (vector signed int)
38045 vector signed long long vec_nabs (vector signed long long)
38046 vector float vec_nabs (vector float)
38047 vector double vec_nabs (vector double)
38048 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
38050 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
38051 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
38052 * doc/extend.texi: Update the documentation file for the new built-in
38055 2017-01-16 Martin Sebor <msebor@redhat.com>
38057 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
38060 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
38062 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
38063 UNSPEC_VSX__XXSPLTD to require special splat handling.
38065 2017-01-16 David Malcolm <dmalcolm@redhat.com>
38068 * system.h: Poison strndup.
38070 2017-01-16 Alan Modra <amodra@gmail.com>
38073 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
38076 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
38078 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
38080 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
38082 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
38083 call recog here. Assert that INSN_CODE (insn) is non-negative.
38085 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
38088 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
38090 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
38091 in the currently scheduled RTL fragment.
38093 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
38095 PR rtl-optimization/78751
38096 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
38099 2017-01-14 Jeff Law <law@redhat.com>
38101 PR tree-optimization/79090
38102 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
38103 variable length stores.
38104 (compute_trims): Delete dead assignment to *trim_tail.
38105 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
38108 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
38110 PR rtl-optimization/78626
38111 PR rtl-optimization/78727
38112 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
38113 of a block, and split such blocks after everything else is finished.
38115 2017-01-14 Alan Modra <amodra@gmail.com>
38118 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
38119 target legitimate_combined_insn.
38120 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
38121 (rs6000_legitimate_combined_insn): New function.
38122 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
38124 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
38125 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
38126 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
38128 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
38130 * doc/frontends.texi (G++ and GCC): Remove references to Java.
38132 2017-01-13 Jeff Law <law@redhat.com>
38134 PR tree-optimization/33562
38135 PR tree-optimization/61912
38136 PR tree-optimization/77485
38137 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
38139 (delete_dead_assignment): Likewise.
38140 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
38141 statement to delete_dead_call and delete_dead_assignment.
38143 2017-01-13 David Malcolm <dmalcolm@redhat.com>
38146 * substring-locations.c (format_warning_va): Strengthen case 1 so
38147 that both endpoints of the substring must be within the format
38148 range for just the substring to be printed.
38150 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
38152 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
38153 * config/i386/i386.c (ix86_target_string): Add missing options
38154 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
38155 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
38156 flags_other and ix86_target_other to flags2_other. Display unknown
38158 (ix86_valid_target_attribute_inner_p): Add missing options and
38159 reorder options by implied ISAs, as in ix86_target_string.
38161 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
38163 * hash-table.h (hash_table::too_empty_p): New function.
38164 (hash_table::expand): Use it.
38165 (hash_table::traverse): Likewise.
38166 (hash_table::empty_slot): Use sizeof (value_type) instead of
38167 sizeof (PTR) to convert bytes to elements. Shrink the table
38168 if the current size is excessive for the current number of
38171 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
38173 * ira-costs.c (record_reg_classes): Break from the inner loop
38174 early once alt_fail is known to be true. Update outer loop
38175 handling accordingly.
38177 2017-01-13 Jeff Law <law@redhat.com>
38179 * tree-ssa-dse.c (decrement_count): New function.
38180 (increment_start_addr, maybe_trim_memstar_call): Likewise.
38181 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
38182 when we know the partially dead statement is a mem* function.
38184 PR tree-optimization/61912
38185 PR tree-optimization/77485
38186 * tree-ssa-dse.c: Include expr.h.
38187 (maybe_trim_constructor_store): New function.
38188 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
38190 PR tree-optimization/33562
38191 PR tree-optimization/61912
38192 PR tree-optimization/77485
38193 * doc/invoke.texi: Document new dse-max-object-size param.
38194 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
38195 * tree-ssa-dse.c: Include params.h.
38196 (dse_store_status): New enum.
38197 (initialize_ao_ref_for_dse): New, partially extracted from
38199 (valid_ao_ref_for_dse, normalize_ref): New.
38200 (setup_live_bytes_from_ref, compute_trims): Likewise.
38201 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
38202 (maybe_trim_partially_dead_store): Likewise.
38203 (maybe_trim_complex_store): Likewise.
38204 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
38205 Track what bytes live from the original store. Return tri-state
38206 for dead, partially dead or live.
38207 (dse_dom_walker): Add constructor, destructor and new private members.
38208 (delete_dead_call, delete_dead_assignment): New extracted from
38210 (dse_optimize_stmt): Make a member of dse_dom_walker.
38211 Use initialize_ao_ref_for_dse.
38213 PR tree-optimization/33562
38214 PR tree-optimization/61912
38215 PR tree-optimization/77485
38216 * sbitmap.h (bitmap_count_bits): Prototype.
38217 (bitmap_clear_range, bitmap_set_range): Likewise.
38218 * sbitmap.c (bitmap_clear_range): New function.
38219 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
38221 2017-01-13 Martin Liska <mliska@suse.cz>
38224 * function.c (set_cfun): Add new argument force.
38225 * function.h (set_cfun): Likewise.
38226 * ipa-inline-transform.c (inline_call): Use the function when
38227 strict alising from is dropped for function we inline to.
38229 2017-01-13 Richard Biener <rguenther@suse.de>
38231 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
38232 for dumping GIMPLE INTEGER_CSTs.
38234 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
38236 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
38237 to 201112L since C++17.
38239 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
38242 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
38243 if -fsanitize=kernel-address is present.
38245 2017-01-13 Richard Biener <rguenther@suse.de>
38247 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
38248 as _Literal ( type ) number in case usual suffixes do not
38249 preserve all information.
38251 2017-01-13 Richard Biener <rguenther@suse.de>
38253 PR tree-optimization/77283
38254 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
38255 and ssa-iterators.h.
38256 (is_feasible_trace): Implement a cost model based on joiner
38259 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
38262 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
38263 char or short to __float128/_Float128 directly.
38265 2017-01-12 Martin Sebor <msebor@redhat.com>
38267 to -Wformat-overflow.
38268 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
38269 (min_bytes_remaining): Same.
38270 (get_string_length): Same.
38271 (format_string): Same.
38272 (format_directive): Same.
38274 (pass_sprintf_length::handle_gimple_call): Same.
38276 2017-01-12 Jakub Jelinek <jakub@redhat.com>
38278 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
38279 info.nowrite calls with no lhs that can't throw. Return bool
38280 whether gsi_remove has been called or not.
38281 (pass_sprintf_length::handle_gimple_call): Return bool whether
38282 try_substitute_return_value called gsi_remove. Formatting fix.
38283 (pass_sprintf_length::execute): Don't use gsi_remove if
38284 handle_gimple_call returned true.
38287 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
38288 be removed due to side-effects, don't remove following barrier nor
38289 turn the successor edge into fallthru edge.
38291 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
38294 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
38295 element-reversing loads and stores as not swappable.
38297 2017-01-12 Nathan Sidwell <nathan@acm.org>
38298 Nicolai Stange <nicstange@gmail.com>
38300 * combine.c (try_combine): Don't ignore result of overlap checking
38301 loop. Combine overlap & asm check into single loop.
38303 2017-01-12 Richard Biener <rguenther@suse.de>
38305 * tree-pretty-print.c (dump_generic_node): Provide -gimple
38306 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
38308 2017-01-12 Richard Biener <rguenther@suse.de>
38310 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
38311 and TS_TARGET_OPTION directly derive from TS_BASE.
38312 * tree-core.h (tree_optimization_option): Derive from tree_base.
38313 (tree_target_option): Likewise.
38315 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
38317 * config/i386/i386.c (memory_address_length): Increase len
38318 only when rip_relative_addr_p returns false.
38320 2017-01-11 Julia Koval <julia.koval@intel.com>
38322 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
38323 (OPTION_MASK_ISA_SGX_SET): New.
38324 (ix86_handle_option): Handle OPT_msgx.
38325 * config.gcc: Added sgxintrin.h.
38326 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
38327 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
38328 * config/i386/i386.c (ix86_target_string): Add -msgx.
38330 (ix86_option_override_internal): Handle new options.
38331 (ix86_valid_target_attribute_inner_p): Add sgx.
38332 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
38333 * config/i386/i386.opt: Add msgx.
38334 * config/i386/sgxintrin.h: New file.
38335 * config/i386/x86intrin.h: Add sgxintrin.h.
38337 2017-01-11 Jakub Jelinek <jakub@redhat.com>
38340 * fold-const.c (maybe_nonzero_address): Return 1 for function
38342 (tree_single_nonzero_warnv_p): Don't handle function local objects
38346 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
38349 2017-01-11 David Malcolm <dmalcolm@redhat.com>
38352 * opts.c: Include "spellcheck.h"
38353 (struct string_fragment): New struct.
38354 (struct edit_distance_traits<const string_fragment &>): New
38356 (get_closest_sanitizer_option): New function.
38357 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
38359 2017-01-11 Jakub Jelinek <jakub@redhat.com>
38361 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
38363 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
38364 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
38365 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
38366 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
38367 for initial die_offset if dwarf_split_debug_info.
38368 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
38369 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
38371 (output_skeleton_debug_sections): Formatting fix. Use
38372 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
38373 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
38375 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
38377 * config/arm/cortex-a53.md: Add bypasses for
38378 cortex_a53_r2f_cvt.
38379 (cortex_a53_r2f): Only use for transfers.
38380 (cortex_a53_f2r): Likewise.
38381 (cortex_a53_r2f_cvt): Add reservation for conversions.
38382 (cortex_a53_f2r_cvt): Likewise.
38384 2017-01-11 Tamar Christina <tamar.christina@arm.com>
38386 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
38387 to all inlined functions, change static to extern.
38389 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
38392 * config/arm/arm.c (legitimize_pic_address): Handle reference to
38394 (arm_assemble_integer): Likewise.
38396 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
38398 * config.gcc: Use new awk script to check CPU, FPU and architecture
38399 parameters for --with-... options.
38400 * config/arm/parsecpu.awk: New file
38401 * config/arm/arm-cpus.in: New file.
38402 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
38404 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
38406 * config/arm/t-arm: Update dependency rules.
38407 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
38408 of processing .def files.
38409 * config/arm/genopt.sh: Deleted.
38410 * config/arm/gentune.sh: Deleted.
38411 * config/arm/arm-cores.def: Deleted.
38412 * config/arm/arm-arches.def: Deleted.
38413 * config/arm/arm-fpus.def: Deleted.
38414 * config/arm/arm-tune.md: Regenerated.
38415 * config/arm/arm-tables.opt: Regenerated.
38416 * config/arm/arm-cpu.h: New generated file.
38417 * config/arm/arm-cpu-data.h: New generated file.
38418 * config/arm/arm-cpu-cdata.h: New generated file.
38420 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
38423 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
38425 (input_varpool_node): Unpack dynamically_initialized bit.
38427 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
38429 PR rtl-optimization/79032
38430 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
38431 the alignment of the adjusted memory reference against that of MODE,
38432 instead of the alignment of the original memory reference.
38434 2017-01-11 Martin Jambor <mjambor@suse.cz>
38436 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
38438 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
38439 decorated functions.
38441 2017-01-11 Richard Biener <rguenther@suse.de>
38443 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
38444 set range/nonnull info for PHI results. Do not set it on
38445 stmts marked for removal.
38447 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
38449 * expr.c (store_field): In the bitfield case, fetch the return value
38450 from the registers before applying a single big-endian adjustment.
38451 Always do a final load for a BLKmode value not larger than a word.
38453 2017-01-10 David Malcolm <dmalcolm@redhat.com>
38456 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
38457 that we correctly handle column numbers greater than
38458 LINE_MAP_MAX_COLUMN_NUMBER.
38460 2017-01-10 Martin Sebor <msebor@redhat.com>
38462 PR middle-end/78245
38463 * gimple-ssa-sprintf.c (get_destination_size): Call
38464 {init,fini}object_sizes.
38465 * tree-object-size.c (addr_object_size): Adjust.
38466 (pass_through_call): Adjust.
38467 (pass_object_sizes::execute): Adjust.
38468 * tree-object-size.h (fini_object_sizes): Declare.
38470 2017-01-10 Martin Sebor <msebor@redhat.com>
38472 PR tree-optimization/78775
38473 * builtins.c (get_size_range): Move...
38474 * calls.c: ...to here.
38475 (alloc_max_size): Accept zero argument.
38476 (operand_signed_p): Remove.
38477 (maybe_warn_alloc_args_overflow): Call get_size_range.
38478 * calls.h (get_size_range): Declare.
38480 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
38482 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
38483 from TI's devices.csv file as of September 2016.
38484 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
38486 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
38488 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
38489 * doc/invoke.texi: Likewise.
38490 * doc/md.texi: Likewise.
38491 * doc/objc.texi: Likewise.
38493 2017-01-10 Joshua Conner <joshconner@google.com>
38495 * config/arm/fuchsia-elf.h: New file.
38496 * config/fuchsia.h: New file.
38497 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
38498 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
38500 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
38502 2016-01-10 Richard Biener <rguenther@suse.de>
38504 PR tree-optimization/79034
38505 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
38506 Propagate out degenerate PHIs in the joiner.
38508 2017-01-10 Martin Liska <mliska@suse.cz>
38510 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
38511 (sort_congruence_classes_by_decl_uid): Likewise.
38512 (sort_congruence_class_groups_by_decl_uid): Likewise.
38513 (sem_item_optimizer::merge_classes): Sort class, groups in these
38514 classes and members in the groups by DECL_UID of declarations.
38515 This would make merge operations stable.
38517 2017-01-10 Martin Liska <mliska@suse.cz>
38519 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
38520 usage of m_classes_vec.
38521 (sem_item_optimizer::~sem_item_optimizer): Likewise.
38522 (sem_item_optimizer::get_group_by_hash): Likewise.
38523 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
38524 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
38525 (sem_item_optimizer::verify_classes): Likewise.
38526 (sem_item_optimizer::process_cong_reduction): Likewise.
38527 (sem_item_optimizer::dump_cong_classes): Likewise.
38528 (sem_item_optimizer::merge_classes): Likewise.
38529 * ipa-icf.h (congruence_class_hash): Rename from
38530 congruence_class_group_hash. Remove declaration of m_classes_vec.
38532 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
38534 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
38535 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
38536 * config.gcc: Add avx512vpopcntdqintrin.h.
38537 * config/i386/avx512vpopcntdqintrin.h: New.
38538 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
38539 * config/i386/i386-builtin-types.def: Add new types.
38540 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
38541 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
38542 __builtin_ia32_vpopcountq_v8di_mask): New.
38543 * config/i386/i386-c.c (ix86_target_macros_internal): Define
38544 __AVX512VPOPCNTDQ__.
38545 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
38546 (PTA_AVX512VPOPCNTDQ): Define.
38547 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
38548 TARGET_AVX512VPOPCNTDQ_P): Define.
38549 * config/i386/i386.opt: Add mavx512vpopcntdq.
38550 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
38551 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
38553 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
38555 PR middle-end/77484
38556 * predict.def (PRED_CALL): Set to 67.
38558 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
38560 * expr.c (store_field): In the bitfield case, if the value comes from
38561 a function call and is of an aggregate type returned in registers, do
38562 not modify the field mode; extract the value in all cases if the mode
38563 is BLKmode and the size is not larger than a word.
38565 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
38568 * config/i386/cpuid.h: Fix undefined behavior.
38570 2017-01-04 Jeff Law <law@redhat.com>
38572 PR tree-optimization/79007
38573 PR tree-optimization/67955
38574 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
38575 conservative for pt.null when flag_non_call_exceptions is on.
38577 2017-01-09 Jakub Jelinek <jakub@redhat.com>
38579 PR translation/79019
38580 PR translation/79020
38581 * params.def (PARAM_INLINE_MIN_SPEEDUP,
38582 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
38583 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
38585 * config/avr/avr.opt (maccumulate-args): Likewise.
38586 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
38587 * common.opt (freport-bug): Likewise.
38588 * cif-code.def (CIF_FINAL_ERROR): Likewise.
38589 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
38590 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
38591 translatable string.
38592 * config/i386/i386.c (function_value_32): Likewise.
38593 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
38594 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
38596 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
38597 * common/config/msp430/msp430-common.c (msp430_handle_option):
38599 * symtab.c (symtab_node::verify_base): Likewise.
38600 * opts.c (set_debug_level): Likewise.
38601 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
38602 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
38603 missing whitespace to translatable strings.
38604 * config/avr/avr.md (bswapsi2): Fix typo in comment.
38605 * config/sh/superh.h: Likewise.
38606 * config/i386/xopintrin.h: Likewise.
38607 * config/i386/znver1.md: Likewise.
38608 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
38609 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
38610 * double-int.h (struct double_int): Likewise.
38611 * double-int.c (div_and_round_double): Likewise.
38612 * wide-int.cc: Likewise.
38613 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
38614 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
38615 * cfgcleanup.c (crossjumps_occured): Renamed to ...
38616 (crossjumps_occurred): ... this.
38617 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
38620 PR tree-optimization/78899
38621 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
38622 returning bool return struct loop *, NULL for failure and the new
38624 (versionable_outer_loop_p): Don't version outer loop if it has
38625 dont_vectorized bit set.
38626 (tree_if_conversion): When versioning outer loop, ensure
38627 tree_if_conversion is performed also on the inner loop of the
38628 non-vectorizable outer loop copy.
38629 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
38630 LOOP_VECTORIZED in inner loop of the scalar outer loop and
38631 prevent vectorization of it.
38632 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
38633 the outer loop vectorization of the non-scalar version is attempted
38634 before vectorization of the inner loop in scalar version. If
38635 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
38636 vectorization of its inner loop.
38637 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
38638 has 2 inner loops, rename also on edges from bb whose single pred
38639 is outer_loop->header. Fix typo in function comment.
38641 2017-01-09 Martin Sebor <msebor@redhat.com>
38644 * asan.c (asan_emit_stack_protection): Increase local buffer size
38645 to avoid snprintf truncation warning.
38647 2017-01-09 Andrew Pinski <apinski@cavium.com>
38649 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
38650 to reference thunderx2t99 for the tuning structure
38651 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
38653 (thunderx2t99_extra_costs): This.
38654 * config/aarch64/aarch64-tune.md: Regenerate.
38655 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
38656 (vulcan_addrcost_table): This.
38657 (vulcan_regmove_cost): Rename to ...
38658 (thunderx2t99_regmove_cost): This.
38659 (vulcan_vector_cost): Rename to ...
38660 (thunderx2t99_vector_cost): this.
38661 (vulcan_branch_cost): Rename to ...
38662 (thunderx2t99_branch_cost): This.
38663 (vulcan_tunings): Rename to ...
38664 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
38665 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
38667 2017-01-09 Martin Jambor <mjambor@suse.cz>
38671 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
38672 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
38673 (propagate_vr_accross_jump_function): Use the above function for all
38674 value range computations for pass-through jump functions and type
38675 converasion from explicit value range values.
38676 (ipcp_propagate_stage): Do not attempt to deduce types of formal
38677 parameters from TYPE_ARG_TYPES.
38678 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
38679 (ipa_write_node_info): Stream type of the actual argument.
38680 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
38682 2017-01-09 Martin Liska <mliska@suse.cz>
38685 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
38686 (lookup_compiler): Do not show error message with have_E.
38688 2017-01-09 Jakub Jelinek <jakub@redhat.com>
38690 PR tree-optimization/78938
38691 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
38692 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
38693 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
38694 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
38697 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
38699 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
38702 2017-01-09 Richard Biener <rguenther@suse.de>
38704 PR tree-optimization/78997
38705 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
38706 name condition properly.
38708 2017-01-09 Richard Biener <rguenther@suse.de>
38711 * dwarf2out.c (is_cxx): New overload with context.
38712 (is_naming_typedef_decl): Use it.
38714 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
38716 * invoke.texi (Option Summary): Correct spacing in option lists
38717 and add line breaks to fix over-long lines.
38719 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
38721 PR middle-end/17660
38723 * extend.texi (Common Variable Attributes): Add xref to GCC
38724 Internals manual to explain mode attribute keywords.
38726 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
38729 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
38730 and Preprocessor Options.
38731 (Options for Linking): Document -pthread here....
38732 (RS/6000 and PowerPC Options): ...not here.
38733 (Solaris 2 Options): ...or here.
38734 * doc/cppopts.texi: Document -pthread.
38736 2017-01-08 Martin Sebor <msebor@redhat.com>
38738 PR middle-end/77708
38739 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
38740 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
38741 New member functions.
38742 (format_directive): Used them.
38744 (pass_sprintf_length::handle_gimple_call): Same.
38745 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
38746 to avoid truncation for any argument.
38747 (extract_affine_mul): Same.
38748 * tree.c (get_file_function_name): Same.
38750 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
38752 PR middle-end/77484
38753 * predict.def (PRED_INDIR_CALL): Set to 86.
38755 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
38757 PR preprocessor/54124
38758 * doc/cppopts.texi: Reformat -d subtable to list the full name
38759 of the options. Add cross-reference to the docs for the general
38760 compiler -d options.
38761 * doc/invoke.texi (Developer Options): Add cross-reference to the
38762 preprocessor-specific -d option documentation.
38764 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
38766 PR preprocessor/13498
38767 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
38768 redudant material, and reflect new command-line options.
38769 (System Headers): Likewise.
38771 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
38773 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
38774 -isystem, and -idirafter. Copy-edit.
38775 * doc/cppopts.texi: Copy-edit. Remove contradiction about
38776 default for -ftrack-macro-expansion. Delete obsolete and
38777 badly-formatted implementation details about -fdebug-cpp output.
38778 * doc/cppwarnopts.texi: Copy-edit.
38780 2017-01-07 David Malcolm <dmalcolm@redhat.com>
38783 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
38784 that the transition from a max line width >= 1<<10 to narrower
38785 lines works correctly.
38787 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
38789 * doc/options.texi (PerFunction): New.
38790 * opt-functions.awk (switch_flags): Map both Optimization and
38791 PerFunction to CL_OPTIMIZATION.
38792 * opth-gen.awk: Test for PerFunction flag along with
38794 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
38795 it only when the latter is present. Skip those that don't in
38796 the hash function generator.
38797 * common.opt (fvar-tracking): Mark as PerFunction instead of
38799 (fvar-tracking-assignments): Likewise.
38800 (fvar-tracking-assignments-toggle): Likewise.
38801 (fvar-tracking-uninit): Likewise.
38803 2017-01-07 Jakub Jelinek <jakub@redhat.com>
38805 PR translation/79018
38806 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
38809 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
38812 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
38813 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
38814 TARGET_LONG_JUMP_TABLE_OFFSETS.
38815 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
38816 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
38817 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
38818 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
38819 * config/m68k/m68k.md (tablejump expander): Likewise.
38820 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
38821 TARGET_LONG_JUMP_TABLE_OFFSETS.
38822 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
38823 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
38825 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
38826 David Holsgrove <david.holsgrove@xilinx.com>
38828 * common/config/microblaze/microblaze-common.c
38829 (TARGET_EXCEPT_UNWIND_INFO): Remove.
38830 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
38832 * config/microblaze/microblaze.c (microblaze_must_save_register)
38833 (microblaze_expand_epilogue, microblaze_return_addr): Handle
38835 (microblaze_eh_return): New function.
38836 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
38837 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
38838 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
38839 * config/microblaze/microblaze.md (eh_return): New pattern.
38841 2017-01-06 Jakub Jelinek <jakub@redhat.com>
38843 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
38844 GCC_DIAGNOSTIC_STRINGIFY): Define.
38846 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
38848 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
38850 * config/arm/arm.md (<mcrr>): New.
38852 * config/arm/arm.c (arm_arch5te): New.
38853 (arm_option_override): Set arm_arch5te.
38854 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
38856 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
38857 (arm_mcrr_qualifiers): ... this. New.
38858 (MRRC_QUALIFIERS): Define to...
38859 (arm_mrrc_qualifiers): ... this. New.
38860 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
38862 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
38863 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
38864 (MRRCI, mrrc, MRRC): New.
38865 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
38866 VUNSPEC_MRRC2): New.
38868 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
38870 * config/arm/arm.md (<mcr>): New.
38872 * config/arm/arm.c (arm_coproc_builtin_available): Add
38873 support for mcr, mrc, mcr2 and mrc2.
38874 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
38875 (arm_mcr_qualifiers): ... this. New.
38876 (MRC_QUALIFIERS): Define to ...
38877 (arm_mrc_qualifiers): ... this. New.
38878 (MCR_QUALIFIERS): Define to ...
38879 (arm_mcr_qualifiers): ... this. New.
38880 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
38882 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
38883 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
38884 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
38885 VUNSPEC_MRC2): New.
38887 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
38889 * config/arm/arm.md (*ldc): New.
38893 * config/arm/arm.c (arm_coproc_builtin_available): Add
38894 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
38895 (arm_coproc_ldc_stc_legitimate_address): New.
38896 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
38897 'qualifier_const_pointer'.
38898 (LDC_QUALIFIERS): Define to...
38899 (arm_ldc_qualifiers): ... this. New.
38900 (STC_QUALIFIERS): Define to...
38901 (arm_stc_qualifiers): ... this. New.
38902 * config/arm/arm-protos.h
38903 (arm_coproc_ldc_stc_legitimate_address): New.
38904 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
38905 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
38906 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
38907 stc2, stcl, stc2l): New.
38908 * config/arm/constraints.md (Uz): New.
38909 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
38910 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
38911 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
38912 VUNSPEC_STC2L): New.
38914 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
38916 * config/arm/arm.md (<cdp>): New.
38917 * config/arm/arm.c (neon_const_bounds): Rename this ...
38918 (arm_const_bounds): ... this.
38919 (arm_coproc_builtin_available): New.
38920 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
38921 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
38922 (CDP_QUALIFIERS): Define to...
38923 (arm_cdp_qualifiers): ... this. New.
38925 (arm_expand_builtin_args): Add case for 6 arguments.
38926 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
38927 (arm_const_bounds): ... this.
38928 (arm_coproc_builtin_available): New.
38929 * config/arm/arm_acle.h (__arm_cdp): New.
38931 * config/arm/arm_acle_builtins.def (cdp): New.
38933 * config/arm/iterators.md (CDPI,CDP,cdp): New.
38934 * config/arm/neon.md: Rename all 'neon_const_bounds' to
38935 'arm_const_bounds'.
38936 * config/arm/types.md (coproc): New.
38937 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
38938 * doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
38939 * doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
38940 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
38942 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
38944 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
38945 (UBINOP_QUALIFIERS): New.
38947 (acle_builtin_data): New. Change comment.
38948 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
38949 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
38950 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
38951 arm_acle_builtins.def.
38952 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
38953 (arm_init_acle_builtins): New.
38954 (CRC32_BUILTIN): Remove.
38955 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
38956 crc32cb, crc32ch and crc32cw.
38957 (arm_init_crc32_builtins): Remove.
38958 (arm_init_builtins): Use arm_init_acle_builtins rather
38959 than arm_init_crc32_builtins.
38960 (arm_expand_acle_builtin): New.
38961 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
38962 * config/arm/arm_acle_builtins.def: New.
38964 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
38966 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
38967 (arm_builtin_datum): ... this.
38968 (arm_init_neon_builtin): Rename to ...
38969 (arm_init_builtin): ... this. Add a new parameters PREFIX
38970 and USE_SIG_IN_NAME.
38971 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
38972 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
38973 'arm_builtin_datum'.
38974 (arm_init_vfp_builtins): Likewise.
38975 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
38976 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
38977 (arm_expand_neon_args): Rename to ...
38978 (arm_expand_builtin_args): ... this. Rename builtin_arg
38979 enum values and differentiate between ARG_BUILTIN_MEMORY
38980 and ARG_BUILTIN_NEON_MEMORY.
38981 (arm_expand_neon_builtin_1): Rename to ...
38982 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
38983 values, arm_expand_builtin_args and add bool parameter NEON.
38984 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
38985 (arm_expand_vfp_builtin): Likewise.
38986 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
38988 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
38990 PR middle-end/77484
38991 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
38992 * predict.c (tree_estimate_probability_bb): Reverse direction of
38993 polymorphic call predictor.
38995 2017-01-06 David Malcolm <dmalcolm@redhat.com>
38997 * passes.c (execute_one_pass): Split out pass-skipping logic into...
38998 (determine_pass_name_match): ...this new function and...
38999 (should_skip_pass_p): ...this new function.
39001 2017-01-06 Nathan Sidwell <nathan@acm.org>
39003 * ipa-visibility.c (function_and_variable_visibility): Reformat
39004 comments and long lines. Remove extrneous if.
39005 * symtab.c (symtab_node::make_decl_local): Fix code format.
39006 (symtab_node::set_section_for_node): Fix comment typo.
39008 2017-01-06 Martin Liska <mliska@suse.cz>
39011 * lra-constraints.c: Rename invariant to lra_invariant.
39012 * predict.c (set_even_probabilities): Initialize e to NULL.
39014 2017-01-05 Martin Sebor <msebor@redhat.com>
39016 PR tree-optimization/78910
39017 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
39018 (format_integer): Correct off-by-one error in the handling
39019 of precision with negative numbers in signed conversions..
39021 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
39023 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
39025 2017-01-05 Jakub Jelinek <jakub@redhat.com>
39027 PR tree-optimization/71016
39028 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
39029 factor_out_conditional_conversion. Formatting fix.
39030 (factor_out_conditional_conversion): Add cond_stmt argument.
39031 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
39032 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
39035 2017-01-05 David Malcolm <dmalcolm@redhat.com>
39037 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
39038 read-rtl-function.o, and selftest-rtl.o.
39039 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
39040 (selftest::aarch64_test_loading_full_dump): New function.
39041 (selftest::aarch64_run_selftests): New function.
39042 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
39043 selftest::aarch64_run_selftests.
39044 * config/i386/i386.c
39045 (selftest::ix86_test_loading_dump_fragment_1): New function.
39046 (selftest::ix86_test_loading_call_insn): New function.
39047 (selftest::ix86_test_loading_full_dump): New function.
39048 (selftest::ix86_test_loading_unspec): New function.
39049 (selftest::ix86_run_selftests): Call the new functions.
39050 * emit-rtl.c (maybe_set_max_label_num): New function.
39051 * emit-rtl.h (maybe_set_max_label_num): New decl.
39052 * function.c (instantiate_decls): Guard call to
39053 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
39054 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
39056 * gensupport.c (gen_reader::gen_reader): Pass "false"
39057 for new "compact" param of rtx_reader.
39058 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
39059 rather than an empty string for NULL strings.
39060 * read-md.c: Potentially include config.h rather than bconfig.h.
39061 Wrap include of errors.h with #ifdef GENERATOR_FILE.
39062 (have_error): New global, copied from errors.c.
39063 (md_reader::read_name): Rename to...
39064 (md_reader::read_name_1): ...this, adding "out_loc" param,
39065 and converting "missing name or number" to returning false, rather
39067 (md_reader::read_name): Reimplement in terms of read_name_1.
39068 (md_reader::read_name_or_nil): New function.
39069 (md_reader::read_string): Handle "(nil)" by returning NULL.
39070 (md_reader::md_reader): Add new param "compact".
39071 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
39072 (md_reader::read_file): New method.
39073 * read-md.h (md_reader::md_reader): Add new param "compact".
39074 (md_reader::read_file): New method.
39075 (md_reader::is_compact): New accessor.
39076 (md_reader::read_name): Convert return type from void to file_location.
39077 (md_reader::read_name_or_nil): New decl.
39078 (md_reader::read_name_1): New decl.
39079 (md_reader::m_compact): New field.
39080 (noop_reader::noop_reader): Pass "false" for new "compact" param
39082 (rtx_reader::rtx_reader): Add new "compact" param.
39083 (rtx_reader::read_rtx_operand): Make virtual and convert return
39084 type from void to rtx.
39085 (rtx_reader::read_until): New decl.
39086 (rtx_reader::handle_any_trailing_information): New virtual function.
39087 (rtx_reader::postprocess): New virtual function.
39088 (rtx_reader::finalize_string): New virtual function.
39089 (rtx_reader::m_in_call_function_usage): New field.
39090 (rtx_reader::m_reuse_rtx_by_id): New field.
39091 * read-rtl-function.c: New file.
39092 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
39093 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
39094 (selftest::verify_three_block_rtl_cfg): New decl.
39095 * read-rtl-function.h: New file.
39096 * read-rtl.c: Potentially include config.h rather than bconfig.h.
39097 For host, include function.h, memmodel.h, and emit-rtl.h.
39098 (one_time_initialization): New function.
39099 (struct compact_insn_name): New struct.
39100 (compact_insn_names): New array.
39101 (find_code): Handle insn codes in compact dumps.
39102 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
39103 (bind_subst_iter_and_attr): Likewise.
39104 (add_condition_to_string): Likewise.
39105 (add_condition_to_rtx): Likewise.
39106 (apply_attribute_uses): Likewise.
39107 (add_current_iterators): Likewise.
39108 (apply_iterators): Likewise.
39109 (initialize_iterators): Guard usage of apply_subst_iterator with
39110 #ifdef GENERATOR_FILE.
39111 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
39112 (md_reader::read_mapping): Likewise.
39113 (add_define_attr_for_define_subst): Likewise.
39114 (add_define_subst_attr): Likewise.
39115 (read_subst_mapping): Likewise.
39116 (check_code_iterator): Likewise.
39117 (rtx_reader::read_rtx): Likewise. Move one-time initialization
39119 (one_time_initialization): New function.
39120 (rtx_reader::read_until): New method.
39121 (read_flags): New function.
39122 (parse_reg_note_name): New function.
39123 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
39124 Handle reuse_rtx ids.
39125 Wrap iterator lookup within #ifdef GENERATOR_FILE.
39126 Add parsing support for RTL dumps, mirroring the special-cases in
39127 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
39128 values, and calling handle_any_trailing_information.
39129 (rtx_reader::read_rtx_operand): Convert return type from void
39130 to rtx, returning return_rtx. Handle case 'e'. Call
39131 finalize_string on XSTR and XTMPL fields.
39132 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
39133 "(nil)" values were omitted. Call the postprocess vfunc on the
39135 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
39136 class ctor. Initialize m_in_call_function_usage. Call
39137 one_time_initialization.
39138 * rtl-tests.c (selftest::test_uncond_jump): Call
39139 set_new_first_and_last_insn.
39140 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
39141 * selftest-rtl.c: New file.
39142 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
39143 (selftest::get_insn_by_uid): New decl.
39144 * selftest-run-tests.c (selftest::run_tests): Call
39145 read_rtl_function_c_tests.
39146 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
39147 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
39150 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
39152 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
39153 operands in a special way. Assert that pos+len <= mode precision.
39155 2017-01-05 Jakub Jelinek <jakub@redhat.com>
39157 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
39158 3 argument Alias with unlimited for the negative form.
39159 (fno-vect-cost-model): Removed.
39161 2017-01-05 Martin Liska <mliska@suse.cz>
39163 * hsa-gen.c (gen_hsa_divmod): New function.
39164 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
39166 2017-01-05 Martin Liska <mliska@suse.cz>
39169 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
39172 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
39174 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
39175 small constant length operands.
39177 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
39179 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
39180 between loop iterations.
39182 2017-01-05 Martin Liska <mliska@suse.cz>
39185 * gimplify.c (gimplify_decl_expr): Compare to
39186 asan_poisoned_variables instread of checking flags.
39187 (gimplify_target_expr): Likewise.
39188 (gimplify_expr): Likewise.
39189 (gimplify_function_tree): Conditionally initialize
39190 asan_poisoned_variables.
39192 2017-01-04 Jeff Law <law@redhat.com>
39194 PR tree-optimizatin/78812
39195 * rtl.h (contains_mem_rtx_p): Prototype.
39196 * ifcvt.c (containts_mem_rtx_p): Move from here to...
39197 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
39198 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
39199 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
39200 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
39202 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39204 * input.c (assert_char_at_range): Default-initialize actual_range.
39206 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39208 * df-scan.c (df_ref_create_structure): Make regno unsigned,
39209 to match the caller.
39211 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39213 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
39214 insns after final jump in test to emit dummy move.
39216 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39218 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
39219 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
39221 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39223 * multiple_target.c (create_dispatcher_calls): Init e_next.
39224 * tree-ssa-loop-split.c (split_loop): Init border.
39225 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
39228 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
39233 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
39234 (altivec_register_operand): Do not return true if the operand
39235 contains a SUBREG mixing SImode and SFmode.
39236 (vsx_register_operand): Likewise.
39237 (vsx_reg_sfsubreg_ok): New predicate.
39238 (vfloat_operand): Do not return true if the operand contains a
39239 SUBREG mixing SImode and SFmode.
39240 (vint_operand): Likewise.
39241 (vlogical_operand): Likewise.
39242 (gpc_reg_operand): Likewise.
39243 (int_reg_operand): Likewise.
39244 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
39245 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
39246 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
39248 (rs6000_emit_move_si_sf_subreg): New helper function.
39249 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
39250 fixup SUBREGs involving SImode and SFmode.
39251 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
39252 numbers for the new peephole2 optimization.
39253 (peephole2 for SFmode unions): New peephole2 to optimize cases in
39254 the GLIBC math library that do AND/IOR/XOR operations on single
39255 precision floating point.
39256 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
39257 target macros to say whether we need to avoid SUBREGs mixing
39259 (TARGET_ALLOW_SF_SUBREG): Likewise.
39260 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
39261 (UNSPEC_SI_FROM_SF): Likewise.
39262 (iorxor): Change spacing.
39263 (and_ior_xor): New iterator for AND, IOR, and XOR.
39264 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
39265 (movdi_from_sf_zero_ext): Likewise.
39266 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
39267 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
39268 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
39269 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
39270 (fms<mode>4): Likewise.
39271 (fnma<mode>4): Likewise.
39272 (fnms<mode>4): Likewise.
39273 (nfma<mode>4): Likewise.
39274 (nfms<mode>4): Likewise.
39276 2017-01-04 Marek Polacek <polacek@redhat.com>
39279 * doc/invoke.texi: Document -Wpointer-compare.
39281 2017-01-04 Jakub Jelinek <jakub@redhat.com>
39283 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
39286 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
39287 descriptions for -gdwarf-5 and emit them as uleb128 instead of
39290 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
39293 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
39294 documentation of the powerpc_popcntb_ok attribute.
39295 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
39296 code to issue warning messages if a requested CPU configuration is
39297 not supported by the binary (assembler and loader) toolchain.
39298 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
39299 made to define a built-in function that has been disabled.
39300 (paired_init_builtins): Add assertion to prevent ICE if attempt is
39301 made to define a built-in function that has been disabled.
39302 (altivec_init_builtins): Add comment explaining why definition
39303 of the DST built-in functions is not preceded by an assertion
39304 check. Add assertions to prevent ICE if attempts are made to
39305 define an altivec predicate or an abs* built-in function that has
39307 (htm_init_builtins): Add comment explaining why definition of the
39308 htm built-in functions is not preceded by an assertion check.
39310 2017-01-04 Jeff Law <law@redhat.com>
39312 PR tree-optimizatin/67955
39313 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
39314 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
39315 the points-to solution does not include pt_null. Use DECL_PT_UID
39318 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
39320 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
39321 Use gen_int_mode instead of gen_lopwart for const_int operands.
39323 2017-01-04 Jakub Jelinek <jakub@redhat.com>
39325 PR tree-optimization/71563
39326 * match.pd: Simplify X << Y into X if Y is known to be 0 or
39327 out of range value - has low bits known to be zero.
39329 2017-01-04 Alan Modra <amodra@gmail.com>
39331 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
39332 * configure: Regenerate.
39333 * config.in: Regenerate.
39335 2017-01-04 Jakub Jelinek <jakub@redhat.com>
39338 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
39339 a substring of the message, but strcmp with the whole message. Ifdef
39340 ENABLE_NLS, translate the message first using dgettext.
39342 2017-01-03 Jeff Law <law@redhat.com>
39344 PR tree-optimizatin/78856
39345 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
39346 (mark_threaded_blocks): Remove code to truncate thread paths that
39347 cross multiple loop headers. Instead invalidate the cached loop
39348 iteration information and handle case of a thread path walking
39349 into an irreducible region.
39351 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
39354 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
39355 assertions. Add support for doing the signbit if the IEEE 128-bit
39356 floating point value is in a GPR.
39357 * config/rs6000/rs6000.md (Fsignbit): Delete.
39358 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
39359 Update the length attribute if the value is in a GPR.
39360 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
39361 the sign or zero extension instruction, since the value is always 0/1.
39362 (signbit<mode>2_dm2): Delete using <Fsignbit>.
39365 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
39366 extracting SImode to a GPR register so that we can generate a
39367 store, limit the vector to be in a traditional Altivec register
39368 for the vextuwrx instruction.
39370 2017-01-03 Ian Lance Taylor <iant@google.com>
39372 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
39374 2017-01-03 Martin Sebor <msebor@redhat.com>
39376 PR tree-optimization/78696
39377 * gimple-ssa-sprintf.c (format_floating): Correct handling of
39378 precision. Use MPFR for %f for greater fidelity. Correct handling
39380 (pass_sprintf_length::compute_format_length): Set width and precision
39381 specified by asrerisk to void_node for vararg functions.
39382 (try_substitute_return_value): Adjust dump output.
39384 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
39386 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
39388 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
39390 * doc/invoke.texi (SPARC options): Document -mlra as the default.
39391 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
39392 -mlra/-mno-lra was passed to the compiler.
39394 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
39396 PR rtl-optimization/65618
39397 * emit-rtl.c (try_split): Move initialization of "before" and
39398 "after" to just before the call to emit_insn_after_setloc.
39400 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
39402 * doc/md.texi (Standard Names): Remove reference to Java frontend.
39404 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
39406 * dwarf2out.c (gen_enumeration_type_die): When
39407 -gno-strict-dwarf, add a DW_AT_encoding attribute.
39409 2017-01-03 Jakub Jelinek <jakub@redhat.com>
39411 PR tree-optimization/78965
39412 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
39413 Change first argument from const call_info & to call_info &. For %n
39414 set info.nowrite to false.
39416 PR middle-end/78901
39417 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
39418 possibly throwing calls.
39420 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
39421 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
39422 and fns handling, rather than in a separate case SSA_NAME.
39424 2017-01-02 Jeff Law <law@redhat.com>
39426 * config/darwin-driver.c (darwin_driver_init): Const-correctness
39427 fixes for first_period and second_period variables.
39429 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
39432 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
39433 (*insvqi_1): New insn pattern.
39434 (*insvqi_1_mem_rex64): Ditto.
39435 (*insvqi_2): Ditto.
39436 (*insvqi_3): Rename from *insvqi.
39438 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
39440 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
39442 * doc/cfg.texi (Edges): Remove reference to Java.
39443 (Maintaining the CFG): Ditto.
39445 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
39447 PR middle-end/77674
39448 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
39449 transparent aliases.
39451 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
39453 PR middle-end/77484
39454 * predict.def (PRED_CALL): Update hitrate.
39455 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
39456 * predict.c (tree_estimate_probability_bb): Split CALL predictor
39457 into direct/indirect/polymorphic variants.
39459 2017-01-01 Jakub Jelinek <jakub@redhat.com>
39461 Update copyright years.
39463 * gcc.c (process_command): Update copyright notice dates.
39464 * gcov-dump.c (print_version): Ditto.
39465 * gcov.c (print_version): Ditto.
39466 * gcov-tool.c (print_version): Ditto.
39467 * gengtype.c (create_file): Ditto.
39468 * doc/cpp.texi: Bump @copying's copyright year.
39469 * doc/cppinternals.texi: Ditto.
39470 * doc/gcc.texi: Ditto.
39471 * doc/gccint.texi: Ditto.
39472 * doc/gcov.texi: Ditto.
39473 * doc/install.texi: Ditto.
39474 * doc/invoke.texi: Ditto.
39476 Copyright (C) 2017 Free Software Foundation, Inc.
39478 Copying and distribution of this file, with or without modification,
39479 are permitted in any medium without royalty provided the copyright
39480 notice and this notice are preserved.