1 2017-08-14 Release Manager
5 2017-08-08 Richard Biener <rguenther@suse.de>
8 * function.c (thread_prologue_and_epilogue_insns): Restore
9 behavior of always calling find_many_sub_basic_blocks on
10 the inserted prologue.
12 2017-08-02 Jakub Jelinek <jakub@redhat.com>
15 * function.c (thread_prologue_and_epilogue_insns): Determine blocks
16 for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
17 of first NONDEBUG_INSN_P in each of the split_prologue_seq and
18 prologue_seq sequences - if any.
20 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
23 * config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel
24 print "ds:" only for immediates in generic address space.
26 2017-08-01 Jakub Jelinek <jakub@redhat.com>
29 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
30 __builtin_vec_cmpne verify both arguments are compatible vectors
31 before looking at TYPE_MODE on the element type. For __builtin_vec_ld
32 verify arg1_type is a pointer or array type. For __builtin_vec_st,
33 move computation of aligned to after checking the argument types.
36 2017-08-01 Martin Liska <mliska@suse.cz>
38 Backport from mainline
39 2017-07-26 Martin Liska <mliska@suse.cz>
42 * gcov.c (unblock): Make unblocking safe as we need to preserve
43 index correspondence of blocks and block_lists.
45 2017-08-01 Richard Biener <rguenther@suse.de>
47 PR tree-optimization/71752
48 PR tree-optimization/81633
49 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands
50 in the original suggested way.
52 2017-08-01 Richard Sandiford <richard.sandiford@linaro.org>
54 PR tree-optimization/80769
55 * tree-ssa-strlen.c (strinfo): Document that "stmt" is also used
56 for malloc and calloc. Document the new invariant that all related
57 strinfos have delayed lengths or none do.
58 (get_next_strinfo): New function.
59 (verify_related_strinfos): Move earlier in file.
60 (set_endptr_and_length): New function, split out from...
61 (get_string_length): ...here. Also set the lengths of related
64 2017-08-01 Jakub Jelinek <jakub@redhat.com>
66 PR tree-optimization/81588
67 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): If
68 ranges[i].in_p, invert comparison code ccode. For >/>=,
69 swap rhs1 and rhs2 and comparison code unconditionally,
70 for </<= don't do that. Don't swap rhs1/rhs2 again if
71 ranges[i].in_p, instead invert comparison code ccode if
72 opcode or oe->rank is BIT_IOR_EXPR.
74 2017-07-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
76 Backport from mainline
77 2017-07-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
79 * config.gcc: Add z14.
80 * config/s390/driver-native.c (s390_host_detect_local_cpu): Add
81 CPU model numbers for z13s and z14.
82 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace
84 * config/s390/s390-opts.h (enum processor_type): Rename
85 PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
86 * config/s390/s390.c (processor_table): Add field for CPU name to
87 be passed to Binutils.
88 (s390_asm_output_machine_for_arch): Use the new field in
89 processor_table for Binutils.
90 (s390_expand_builtin): Replace arch12 with z14.
91 (s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
92 (s390_get_sched_attrmask): Likewise.
93 (s390_get_unit_mask): Likewise.
94 * config/s390/s390.opt: Add z14 to processor_type enum.
96 2017-07-31 Jakub Jelinek <jakub@redhat.com>
99 * ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't
100 change type to the element type, instead add eltype variable and
101 use it where we are interested in the element type.
103 2017-07-28 Peter Bergner <bergner@vnet.ibm.com>
105 Backport from mainline
106 2017-07-28 Peter Bergner <bergner@vnet.ibm.com>
108 * config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define.
109 (PPC_FEATURE2_SCV): Likewise.
110 * config/rs6000/rs6000.c (cpu_supports_info): Use them.
112 2017-07-28 David Edelsohn <dje.gcc@gmail.com>
114 Backport from mainline
115 2017-07-25 David Edelsohn <dje.gcc@gmail.com>
117 * dwarf2asm.c (dw2_asm_output_nstring): Encode double quote
119 * dwarf2out.c (output_macinfo): Copy debug_line_section_label
120 to dl_section_ref. On AIX, append an expression to subtract
121 the size of the section length to dl_section_ref.
123 2017-07-28 Bin Cheng <bin.cheng@arm.com>
125 Backport from mainline r250496
126 2017-07-25 Bin Cheng <bin.cheng@arm.com>
129 * config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac
130 instructions if no du chain is found.
132 2017-07-28 Sebastian Huber <sebastian.huber@embedded-brains.de>
134 Backport from mainline
135 2017-07-28 Sebastian Huber <sebastian.huber@embedded-brains.de>
137 * config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h. Add
139 * config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro.
140 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
141 (CRT_CALL_STATIC_FUNCTION): Likewise.
142 (ASM_DEFAULT_SPEC): New define.
143 (ASM_SPEC32): Likewise.
144 (ASM_SPEC64): Likewise.
145 (ASM_SPEC_COMMON): Likewise.
146 (ASM_SPEC): Likewise.
147 (INVALID_64BIT): Likewise.
148 (LINK_OS_DEFAULT_SPEC): Likewise.
149 (LINK_OS_SPEC32): Likewise.
150 (LINK_OS_SPEC64): Likewise.
151 (POWERPC_LINUX): Likewise.
152 (PTRDIFF_TYPE): Likewise.
153 (RESTORE_FP_PREFIX): Likewise.
154 (RESTORE_FP_SUFFIX): Likewise.
155 (SAVE_FP_PREFIX): Likewise.
156 (SAVE_FP_SUFFIX): Likewise.
157 (SIZE_TYPE): Likewise.
158 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
159 (TARGET_64BIT): Likewise.
160 (TARGET_64BIT): Likewise.
161 (TARGET_AIX): Likewise.
162 (WCHAR_TYPE_SIZE): Likewise.
163 (WCHAR_TYPE): Undefine.
164 (TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines.
165 (CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC.
166 (CPP_OS_RTEMS_SPEC): Delete.
167 (SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems. Add
168 asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and
170 * config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs.
172 2017-07-28 Sebastian Huber <sebastian.huber@embedded-brains.de>
174 Backport from mainline
175 2017-07-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
177 * config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*).
178 * config/riscv/rtems.h: New file.
180 2017-07-27 Eric Botcazou <ebotcazou@adacore.com>
182 * config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag
183 earlier and only if MASK_FPU is set. Adjust formatting.
185 2017-07-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
187 Backport from mainline
188 2017-07-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
191 * config/s390/s390.md ("*atomic_compare_and_swap<mode>_1")
192 ("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"):
193 Change s_operand to memory_operand.
195 2017-07-27 Jakub Jelinek <jakub@redhat.com>
197 PR tree-optimization/81555
198 PR tree-optimization/81556
199 * tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument,
200 if true, force CHANGED for the recursive invocation.
201 (reassociate_bb): Remember original length of ops array, pass
202 len != orig_len as NEXT_CHANGED in rewrite_expr_tree call.
204 2017-07-27 Martin Liska <mliska@suse.cz>
206 Backport from mainline
207 2017-07-17 Martin Liska <mliska@suse.cz>
210 * opts.c (finish_options): Do not allow -fgnu-tm
211 w/ -fsanitize={kernel-,}address. Say sorry.
213 2017-07-27 Martin Liska <mliska@suse.cz>
215 Backport from mainline
216 2017-07-26 Martin Liska <mliska@suse.cz>
219 * function.c (expand_function_start): Make expansion of
220 nonlocal_goto_save_area after parm_birth_insn.
222 2017-07-27 Martin Liska <mliska@suse.cz>
224 Backport from mainline
225 2017-06-30 Martin Liska <mliska@suse.cz>
228 * tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN
229 before BUILT_IN_UNWIND_RESUME when ASAN is used.
231 2017-07-27 Martin Liska <mliska@suse.cz>
233 Backport from mainline
234 2017-06-28 Martin Liska <mliska@suse.cz>
237 * asan.c (instrument_derefs): Bail out inner references
238 that are hard register variables.
240 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
242 Backport from mainline
243 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
245 * config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD.
246 (sparc_option_override): Honour MASK_FSMULD.
247 * config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD.
248 * config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD.
249 * config/sparc/sparc.opt (mfsmuld): New option.
250 * doc/invoke.texi (mfsmuld): Document option.
252 2017-07-26 Georg-Johann Lay <avr@gjlay.de>
254 Backport from 2017-07-25 trunk r250499.
257 * hsa-brig.c (brig_init): Use xasprintf instead of asprintf.
258 * gimple-pretty-print.c (dump_probability): Same.
259 * tree-ssa-structalias.c (alias_get_name): Same.
261 2017-07-26 Richard Biener <rguenther@suse.de>
263 Backport from mainline
264 2017-06-18 Richard Biener <rguenther@suse.de>
266 PR tree-optimization/81410
267 * tree-vect-stmts.c (vectorizable_load): Properly adjust for
268 the gap in the ! slp_perm SLP case after each group.
270 2017-07-25 Richard Biener <rguenther@suse.de>
272 PR tree-optimization/81455
273 * tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to
274 not walk in cycles when looking for guards.
276 2017-07-25 Richard Biener <rguenther@suse.de>
279 * fold-const.c (fold_negate_const): TREE_OVERFLOW should be
282 2017-06-28 Jakub Jelinek <jakub@redhat.com>
285 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin
286 rather than def_builtin_pure for __builtin_ia32_gatherpf*.
288 2017-06-26 Richard Biener <rguenther@suse.de>
291 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
292 Use def_builtin_pure for all gather builtins.
294 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
296 * config/i386/i386.c (struct builtin_isa): New field pure_p.
297 Reorder for compactness.
298 (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
299 (def_builtin_pure, def_builtin_pure2): New functions.
300 (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
302 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
304 Backport from mainline
305 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
307 * config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU
308 from all CPU target flags enable members.
310 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
312 Backport from mainline
313 2017-07-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
316 * config/aarch64/rtems.h: Add GCC Runtime Library Exception.
318 * config/arm/rtems.h: Likewise.
319 * config/bfin/rtems.h: Likewise.
320 * config/i386/rtemself.h: Likewise.
321 * config/lm32/rtems.h: Likewise.
322 * config/m32c/rtems.h: Likewise.
323 * config/m68k/rtemself.h: Likewise.
324 * config/microblaze/rtems.h: Likewise.
325 * config/mips/rtems.h: Likewise.
326 * config/moxie/rtems.h: Likewise.
327 * config/nios2/rtems.h: Likewise.
328 * config/rs6000/rtems.h: Likewise.
329 * config/rtems.h: Likewise.
330 * config/sh/rtems.h: Likewise.
331 * config/sh/rtemself.h: Likewise.
332 * config/sparc/rtemself.h: Likewise.
334 2017-07-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
336 Backport from mainline
337 2017-07-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
339 PR tree-optimization/81162
340 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't
341 replace a negate with an add.
343 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
345 Backport from 2017-07-12 trunk r250151.
348 * config/avr/avr.c (avr_encode_section_info)
349 [progmem && !TREE_READONLY]: Error if progmem object needs
352 2017-07-25 Wilco Dijkstra <wdijkstr@arm.com>
355 * config/aarch64/aarch64.c (aarch64_classify_symbol):
356 Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals.
358 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
360 Backport from trunk r247719.
362 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
364 PR rtl-optimization/75964
365 * simplify-rtx.c (simplify_const_relational_operation): Remove
366 invalid handling of comparisons of integer ABS.
368 2017-07-25 Bin Cheng <bin.cheng@arm.com>
370 Backport from 2017-07-20 trunk r250384.
372 PR tree-optimization/81388
374 2016-07-21 Bin Cheng <bin.cheng@arm.com>
376 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
377 by removing computation of may_be_zero.
379 2017-07-23 Uros Bizjak <ubizjak@gmail.com>
382 * config/i386/i386.c (ix86_option_override_internal): Disable
383 BMI, BMI2 and TBM instructions for -m16.
385 2017-07-19 Michael Meissner <meissner@linux.vnet.ibm.com>
388 2017-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
391 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC
392 provides the hardware capability bits, define the macro
393 __BUILTIN_CPU_SUPPORTS__.
394 * config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning
395 if GLIBC does not provide the hardware capability bits. Add a
396 gcc_unreachable call if the built-in cpu function is neither
397 __builtin_cpu_is nor __builtin_cpu_supports.
398 * doc/extend.texi (PowerPC built-in functions): Document that
399 GLIBC 2.23 or newer is needed by __builtin_cpu_is and
400 __builtin_cpu_supports. Document the macros defined by GCC if the
401 newer GLIBC is available.
403 2017-07-18 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/i386.md (rorx_immediate_operand): New mode attribute.
407 (*bmi2_rorx<mode>3_1): Use rorx_immediate_operand as
409 (*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as
411 (ror,rol -> rorx splitters): Use const_int_operand as
414 2017-07-18 Tom de Vries <tom@codesourcery.com>
416 backport from mainline:
418 2017-07-17 Tom de Vries <tom@codesourcery.com>
420 * config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late
423 2017-07-18 Georg-Johann Lay <avr@gjlay.de>
425 Backport from 2017-07-18 trunk r250301.
428 * config/avr/avr.c (avr_optimize_casesi): Don't use
429 INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX.
431 2017-07-17 Jakub Jelinek <jakub@redhat.com>
433 PR tree-optimization/81428
434 * match.pd (X / X -> one): Don't optimize _Fract divisions, as 1
435 can't be built for those types.
437 PR tree-optimization/81365
438 * tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting
439 aggregate moves onto bb predecessor edges, make sure there are no
440 loads that could alias the lhs in between the start of bb and the
443 Backported from mainline
444 2017-06-30 Jakub Jelinek <jakub@redhat.com>
447 * config/i386/sse.md (vec_extract_lo_<mode><mask_name>): For
448 V8FI, V16FI and VI8F_256 iterators, use <store_mask_predicate> instead
449 of nonimmediate_operand and <store_mask_constraint> instead of m for
450 the input operand. For V8FI iterator, always split if input is a MEM.
451 For V16FI and V8SF_256 iterators, don't test if both operands are MEM
452 if <mask_applied>. For VI4F_256 iterator, use <store_mask_predicate>
453 instead of register_operand and <store_mask_constraint> instead of v for
454 the input operand. Make sure both operands aren't MEMs for if not
457 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
459 Backport from 2017-07-17 trunk r250258.
462 * config/avr/avr.c (avr_mul_highpart_cost): New static function.
463 (avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost.
464 [LSHIFTRT, outer_code = TRUNCATE]: Same.
466 2017-07-17 Sebastian Huber <sebastian.huber@embedded-brains.de>
468 Backport from mainline
469 2017-07-17 Sebastian Huber <sebastian.huber@embedded-brains.de>
471 * gcc/config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
472 conditional builtin define __FIX_LEON3FT_B2BST.
474 2017-07-17 Daniel Cederman <cederman@gaisler.com>
476 Backport from mainline
477 2017-07-17 Daniel Cederman <cederman@gaisler.com>
479 * config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace
480 MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc
483 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
485 PR rtl-optimization/81424
486 * optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg
487 to remove potential trapping from operands if -fnon-call-exceptions.
489 2017-07-16 Daniel Cederman <cederman@gaisler.com>
491 * config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back
492 to back store errata sensitive sequence from being generated.
493 (sqrtdf2_fix): Likewise.
495 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
497 Backport from 2017-07-12 trunk r250156.
500 * config/avr/avr.c (avr_set_current_function): In diagnostic
501 messages: Quote keywords and (parts of) identifiers.
502 [WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or
505 2017-07-11 Daniel Cederman <cederman@gaisler.com>
507 * config/sparc/sparc.opt (mfix-ut700): New option.
508 (mfix-gr712rc): Likewise.
509 (sparc_fix_b2bst): New variable.
510 * doc/invoke.texi (SPARC options): Document them.
511 (ARM options): Fix warnings.
512 * config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP
513 instructions to prevent sequences that can trigger the store-store
514 errata for certain LEON3FT processors.
515 (pass_work_around_errata::gate): Also test sparc_fix_b2bst.
516 (sparc_option_override): Set sparc_fix_b2bst appropriately.
517 * config/sparc/sparc.md (fix_b2bst): New attribute.
518 (in_branch_delay): Prevent stores in delay slot if fix_b2bst.
520 2017-07-10 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH.
525 (*rsqrtsf2_sse): Ditto.
527 (div<mode>3): Macroize insn from divdf3 and divsf3
528 using MODEF mode iterator.
530 2017-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
532 Backport from mainline
533 2017-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
536 * config/rs6000/rs6000.md (HI sign_extend splitter): Use the
537 correct operand in doing the split.
539 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
541 * config/sparc/m8.md: New file.
542 * config/sparc/sparc.md: Include m8.md.
544 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
546 * config/sparc/sparc.opt: New option -mvis4b.
547 * config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B.
548 (sparc_option_override): Handle VIS4B.
549 (enum sparc_builtins): Define
550 SPARC_BUILTIN_DICTUNPACK{8,16,32},
551 SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL,
552 SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL,
553 SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and
554 SPARC_BUILTIN_FPCMPUR{8,16,32}SHL.
555 (check_constant_argument): New function.
556 (sparc_vis_init_builtins): Define builtins
557 __builtin_vis_dictunpack{8,16,32},
558 __builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl,
559 __builtin_vis_fpcmpu{le,gt}{8,16,32}shl,
560 __builtin_vis_fpcmpde{8,16,32}shl and
561 __builtin_vis_fpcmpur{8,16,32}shl.
562 (sparc_expand_builtin): Check that the constant operands to
563 __builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed
564 constant and in range.
565 * config/sparc/sparc-c.c (sparc_target_macros): Handle
567 * config/sparc/sparc.h (SPARC_IMM2_P): Define.
568 (SPARC_IMM5_P): Likewise.
569 * config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b".
570 (enabled): Handle vis4b.
571 (UNSPEC_DICTUNPACK): New unspec.
572 (UNSPEC_FPCMPSHL): Likewise.
573 (UNSPEC_FPUCMPSHL): Likewise.
574 (UNSPEC_FPCMPDESHL): Likewise.
575 (UNSPEC_FPCMPURSHL): Likewise.
576 (cpu_feature): New CPU feature `vis4b'.
577 (dictunpack{8,16,32}): New insns.
578 (FPCSMODE): New mode iterator.
579 (fpcscond): New code iterator.
580 (fpcsucond): Likewise.
581 (fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns.
582 (fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise.
583 (fpcmpde{8,16,32}{si,di}shl): Likewise.
584 (fpcmpur{8,16,32}{si,di}shl): Likewise.
585 * config/sparc/constraints.md: Define constraints `q' for unsigned
586 2-bit integer constants and `t' for unsigned 5-bit integer
588 * config/sparc/predicates.md (imm5_operand_dictunpack8): New
590 (imm5_operand_dictunpack16): Likewise.
591 (imm5_operand_dictunpack32): Likewise.
592 (imm2_operand): Likewise.
593 * doc/invoke.texi (SPARC Options): Document -mvis4b.
594 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
595 ditunpack* and fpcmp*shl builtins.
597 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
599 * config.gcc: Handle m8 in --with-{cpu,tune} options.
600 * config.in: Add HAVE_AS_SPARC6 define.
601 * config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC
603 * config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for
605 (ASM_CPU32_DEFAUILT_SPEC): Likewise.
606 (CPP_CPU_SPEC): Handle m8.
607 (ASM_CPU_SPEC): Likewise.
608 * config/sparc/sparc-opts.h (enum processor_type): Add
610 * config/sparc/sparc.c (m8_costs): New struct.
611 (sparc_option_override): Handle TARGET_CPU_m8.
612 (sparc32_initialize_trampoline): Likewise.
613 (sparc64_initialize_trampoline): Likewise.
614 (sparc_issue_rate): Likewise.
615 (sparc_register_move_cost): Likewise.
616 * config/sparc/sparc.h (TARGET_CPU_m8): Define.
617 (CPP_CPU64_DEFAULT_SPEC): Define for M8.
618 (ASM_CPU64_DEFAULT_SPEC): Likewise.
619 (CPP_CPU_SPEC): Handle M8.
620 (ASM_CPU_SPEC): Likewise.
621 (AS_M8_FLAG): Define.
622 * config/sparc/sparc.md: Add m8 to the cpu attribute.
623 * config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets.
624 * configure.ac (HAVE_AS_SPARC6): Check for assembler support for
626 * configure: Regenerate.
627 * doc/invoke.texi (SPARC Options): Document -mcpu=m8 and
630 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
632 * config/sparc/niagara7.md: Rework the DFA scheduler to use insn
634 * config/sparc/sparc.md: Remove the `v3pipe' insn attribute.
635 ("*movdi_insn_sp32"): Do not set v3pipe.
636 ("*movsi_insn"): Likewise.
637 ("*movdi_insn_sp64"): Likewise.
638 ("*movsf_insn"): Likewise.
639 ("*movdf_insn_sp32"): Likewise.
640 ("*movdf_insn_sp64"): Likewise.
641 ("*zero_extendsidi2_insn_sp64"): Likewise.
642 ("*sign_extendsidi2_insn"): Likewise.
643 ("*mov<VM32:mode>_insn"): Likewise.
644 ("*mov<VM64:mode>_insn_sp64"): Likewise.
645 ("*mov<VM64:mode>_insn_sp32"): Likewise.
646 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
647 ("<vlop:code><VL:mode>3"): Likewise.
648 ("*not_<vlop:code><VL:mode>3"): Likewise.
649 ("*nand<VL:mode>_vis"): Likewise.
650 ("*<vlnotop:code>_not1<VL:mode>_vis"): Likewise.
651 ("*<vlnotop:code>_not2<VL:mode>_vis"): Likewise.
652 ("one_cmpl<VL:mode>2"): Likewise.
653 ("faligndata<VM64:mode>_vis"): Likewise.
654 ("alignaddrsi_vis"): Likewise.
655 ("alignaddrdi_vis"): Likweise.
656 ("alignaddrlsi_vis"): Likewise.
657 ("alignaddrldi_vis"): Likewise.
658 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
659 ("bmaskdi_vis"): Likewise.
660 ("bmasksi_vis"): Likewise.
661 ("bshuffle<VM64:mode>_vis"): Likewise.
662 ("cmask8<P:mode>_vis"): Likewise.
663 ("cmask16<P:mode>_vis"): Likewise.
664 ("cmask32<P:mode>_vis"): Likewise.
665 ("pdistn<P:mode>_vis"): Likewise.
666 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
668 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
670 * config/sparc/sparc.md ("subtype"): New insn attribute.
671 ("*wrgsr_sp64"): Set insn subtype.
672 ("*rdgsr_sp64"): Likewise.
673 ("alignaddrsi_vis"): Likewise.
674 ("alignaddrdi_vis"): Likewise.
675 ("alignaddrlsi_vis"): Likewise.
676 ("alignaddrldi_vis"): Likewise.
677 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
678 ("fexpand_vis"): Likewise.
679 ("fpmerge_vis"): Likewise.
680 ("faligndata<VM64:mode>_vis"): Likewise.
681 ("bshuffle<VM64:mode>_vis"): Likewise.
682 ("cmask8<P:mode>_vis"): Likewise.
683 ("cmask16<P:mode>_vis"): Likewise.
684 ("cmask32<P:mode>_vis"): Likewise.
685 ("fchksm16_vis"): Likewise.
686 ("v<vis3_shift_patname><GCM:mode>3"): Likewise.
687 ("fmean16_vis"): Likewise.
688 ("fp<plusminus_insn>64_vis"): Likewise.
689 ("<plusminus_insn>v8qi3"): Likewise.
690 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
691 ("<vis4_minmax_patname><VMMAX:mode>3"): Likewise.
692 ("<vis4_uminmax_patname><VMMAX:mode>3"): Likewise.
693 ("<vis3_addsub_ss_patname>v8qi3"): Likewise.
694 ("<vis4_addsub_us_patname><VAUS:mode>3"): Likewise.
695 ("*movqi_insn"): Likewise.
696 ("*movhi_insn"): Likewise.
697 ("*movsi_insn"): Likewise.
698 ("movsi_pic_gotdata_op"): Likewise.
699 ("*movdi_insn_sp32"): Likewise.
700 ("*movdi_insn_sp64"): Likewise.
701 ("movdi_pic_gotdata_op"): Likewise.
702 ("*movsf_insn"): Likewise.
703 ("*movdf_insn_sp32"): Likewise.
704 ("*movdf_insn_sp64"): Likewise.
705 ("*zero_extendhisi2_insn"): Likewise.
706 ("*zero_extendqihi2_insn"): Likewise.
707 ("*zero_extendqisi2_insn"): Likewise.
708 ("*zero_extendqidi2_insn"): Likewise.
709 ("*zero_extendhidi2_insn"): Likewise.
710 ("*zero_extendsidi2_insn_sp64"): Likewise.
712 ("prefetch_64"): Likewise.
713 ("prefetch_32"): Likewise.
714 ("tie_ld32"): Likewise.
715 ("tie_ld64"): Likewise.
716 ("*tldo_ldub_sp32"): Likewise.
717 ("*tldo_ldub1_sp32"): Likewise.
718 ("*tldo_ldub2_sp32"): Likewise.
719 ("*tldo_ldub_sp64"): Likewise.
720 ("*tldo_ldub1_sp64"): Likewise.
721 ("*tldo_ldub2_sp64"): Likewise.
722 ("*tldo_ldub3_sp64"): Likewise.
723 ("*tldo_lduh_sp32"): Likewise.
724 ("*tldo_lduh1_sp32"): Likewise.
725 ("*tldo_lduh_sp64"): Likewise.
726 ("*tldo_lduh1_sp64"): Likewise.
727 ("*tldo_lduh2_sp64"): Likewise.
728 ("*tldo_lduw_sp32"): Likewise.
729 ("*tldo_lduw_sp64"): Likewise.
730 ("*tldo_lduw1_sp64"): Likewise.
731 ("*tldo_ldx_sp64"): Likewise.
732 ("*mov<VM32:mode>_insn"): Likewise.
733 ("*mov<VM64:mode>_insn_sp64"): Likewise.
734 ("*mov<VM64:mode>_insn_sp32"): Likewise.
736 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
738 * config/sparc/sparc.md ("type"): New insn type viscmp.
739 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Set insn type to
741 ("fpcmp<gcond:code>8<P:mode>_vis"): Likewise.
742 ("fucmp<gcond:code>8<P:mode>_vis"): Likewise.
743 ("fpcmpu<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
744 * config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle
746 ("n7_vis_logical_11cycle"): Likewise.
747 * config/sparc/niagara4.md ("n4_vis_logical"): Likewise.
748 * config/sparc/niagara2.md ("niag3_vis": Likewise.
749 * config/sparc/niagara.md ("niag_vis"): Likewise.
750 * config/sparc/ultra3.md ("us3_fga"): Likewise.
751 * config/sparc/ultra1_2.md ("us1_fga_double"): Likewise.
753 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
755 * config/sparc/sparc.md: New instruction type `bmask'.
756 (bmaskdi_vis): Use the `bmask' type.
757 (bmasksi_vis): Likewise.
758 * config/sparc/ultra3.md (us3_array): Likewise.
759 * config/sparc/niagara7.md (n7_array): Likewise.
760 * config/sparc/niagara4.md (n4_array): Likewise.
761 * config/sparc/niagara2.md (niag2_vis): Likewise.
762 (niag3_vis): Likewise.
763 * config/sparc/niagara.md (niag_vis): Likewise.
765 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
767 Backport from 2017-07-05 trunk r249995.
770 * config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]:
771 Don't depend on "optimize > 0".
772 (out_movhi_r_mr, out_movqi_mr_r): Same.
773 (out_movhi_mr_r, out_movqi_r_mr): Same.
774 (avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for
775 io_address_operand on "optimize > 0".
777 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
780 * config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes):
781 Require dead FLAGS_REG at the beginning of a peephole.
783 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
786 * config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y
787 arguments in the call to __builtin_ia32_sbb_u32.
788 (_subborrow_u64): Swap _X and _Y arguments in the call to
789 __builtin_ia32_sbb_u64.
791 2017-07-03 Segher Boessenkool <segher@kernel.crashing.org>
795 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
797 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
800 2017-07-03 Tom de Vries <tom@codesourcery.com>
802 backport from mainline:
803 PR tree-optimization/81192
804 2017-07-03 Tom de Vries <tom@codesourcery.com>
806 * tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
807 BB_SAME_SUCC (bb) == NULL.
809 2017-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
811 Backport from mainline
812 2017-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
815 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
816 32-bit, since indexed is not valid for DImode.
817 (mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
818 3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
819 (define_peephole2 for Altivec d-form load): Add 32-bit support.
820 (define_peephole2 for Altivec d-form store): Likewise.
822 Backport from mainline
823 2017-06-20 Michael Meissner <meissner@linux.vnet.ibm.com>
826 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
827 for doing vector set of SFmode on ISA 3.0.
828 * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
829 (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
831 (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
832 SFmode value into a V4SF variable that was extracted from another
833 V4SF variable without converting the element to double precision
834 and back to single precision vector format.
835 (vsx_insert_extract_v4sf_p9_2): Likewise.
837 2017-06-29 Richard Biener <rguenther@suse.de>
839 Backport from mainline
840 2017-06-19 Richard Biener <rguenther@suse.de>
843 * ipa-prop.c (find_constructor_constant_at_offset): Handle
844 RANGE_EXPR conservatively.
846 2017-06-28 Richard Biener <rguenther@suse.de>
848 Backport from mainline
849 2017-06-09 Richard Biener <rguenther@suse.de>
852 * ipa-polymorphic-call.c
853 (ipa_polymorphic_call_context::restrict_to_inner_class):
854 Skip FIELD_DECLs with error_mark_node type.
855 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
858 2017-06-14 Richard Biener <rguenther@suse.de>
860 PR tree-optimization/81083
861 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
864 2017-06-27 Segher Boessenkool <segher@kernel.crashing.org>
866 Backports from trunk:
868 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
870 * real.c (do_compare): Give decimal_do_compare preference over
871 comparing just the signs.
873 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
875 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
876 splitter result in the canonical way.
878 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
880 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
881 gen_add3_insn did not fail.
882 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
883 r0, construct that number in a temporary reg and add that reg to r0.
884 If asked to put the result in r0 as well, fail.
886 2017-06-23 Segher Boessenkool <segher@kernel.crashing.org>
888 * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
889 a call, force the call to not be a tail call.
891 2017-06-27 Jakub Jelinek <jakub@redhat.com>
894 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
897 * gimple-fold.c (replace_call_with_call_and_fold): Handle
898 gimple_vuse copying separately from gimple_vdef copying.
900 2017-06-24 Jim Wilson <jim.wilson@linaro.org>
902 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
904 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
905 * config/arm/arm-cpu-cdata.h: Regenerate.
906 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
907 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
908 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
909 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
910 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
912 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
914 * config/arm/t-rmprofile: Likewise.
915 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
917 2017-06-24 Marek Polacek <polacek@redhat.com>
919 Backport from mainline
920 2017-05-04 Marek Polacek <polacek@redhat.com>
922 PR tree-optimization/80612
923 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
925 2017-06-23 Thomas Preud'homme <thomas.preudhomme@arm.com>
927 Backport from mainline
928 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
930 * config/arm/arm-builtins.c (arm_init_builtins): Rename
931 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
932 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
934 2017-06-23 Jonathan Wakely <jwakely@redhat.com>
937 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
940 2017-06-22 Martin Liska <mliska@suse.cz>
942 Backport from mainline
943 2017-06-19 Martin Liska <mliska@suse.cz>
946 * gimplify.c (gimplify_switch_expr):
947 Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
949 2017-06-22 Martin Liska <mliska@suse.cz>
951 Backport from mainline
952 2017-05-31 Martin Liska <mliska@suse.cz>
955 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
957 2017-06-22 Martin Liska <mliska@suse.cz>
959 Backport from mainline
960 2017-05-30 Martin Liska <mliska@suse.cz>
963 * auto-profile.c (get_function_decl_from_block): Fix
966 2017-06-22 Martin Liska <mliska@suse.cz>
968 Backport from mainline
969 2017-05-26 Martin Liska <mliska@suse.cz>
972 * params.def: Bound partial-inlining-entry-probability param.
974 2017-06-22 Martin Liska <mliska@suse.cz>
976 Backport from mainline
977 2017-05-16 Martin Liska <mliska@suse.cz>
981 * ipa-devirt.c (warn_types_mismatch): Fix typo.
982 (odr_types_equivalent_p): Likewise.
984 2017-06-22 Martin Liska <mliska@suse.cz>
986 Backport from mainline
987 2017-05-15 Martin Liska <mliska@suse.cz>
990 * gcc.c (process_command): Do not allow empty argument of -o option.
992 2017-06-22 Martin Liska <mliska@suse.cz>
994 Backport from mainline
995 2017-05-02 Martin Liska <mliska@suse.cz>
997 * doc/gcov.texi: Add missing preposition.
998 * gcov.c (function_info::function_info): Properly fill up
999 all member variables.
1001 2017-06-22 Martin Liska <mliska@suse.cz>
1003 Backport from mainline
1004 2017-05-02 Martin Liska <mliska@suse.cz>
1007 * common.opt: Fix typo.
1008 * doc/invoke.texi: Likewise.
1010 2017-06-22 Martin Liska <mliska@suse.cz>
1012 Backport from mainline
1013 2017-04-28 Martin Liska <mliska@suse.cz>
1015 * doc/gcov.texi: Enhance documentation of gcov.
1017 2017-06-22 Martin Liska <mliska@suse.cz>
1019 Backport from mainline
1020 2017-04-28 Martin Liska <mliska@suse.cz>
1022 * doc/gcov.texi: Sort options in alphabetic order.
1023 * doc/gcov-dump.texi: Likewise.
1024 * doc/gcov-tool.texi: Likewise.
1025 * gcov.c (print_usage): Likewise.
1026 * gcov-dump.c (print_usage): Likewise.
1027 * gcov-tool.c (print_merge_usage_message): Likewise.
1028 (print_rewrite_usage_message): Likewise.
1029 (print_overlap_usage_message): Likewise.
1031 2017-06-22 Martin Liska <mliska@suse.cz>
1033 Backport from mainline
1034 2017-04-28 Martin Liska <mliska@suse.cz>
1036 PR gcov-profile/53915
1037 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
1039 2017-06-22 Martin Liska <mliska@suse.cz>
1041 Backport from mainline
1042 2017-04-28 Martin Liska <mliska@suse.cz>
1045 * coverage.c (coverage_remove_note_file): New function.
1046 * coverage.h: Declare the function.
1047 * toplev.c (finalize): Clean if an error has been seen.
1049 2017-06-21 Jakub Jelinek <jakub@redhat.com>
1052 * config/i386/sse.md (round<mode>2): Renumber match_dup and
1053 operands indexes to avoid gap between operands and match_dups.
1056 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
1057 with ctors/dtors if GOVD_SHARED is set.
1059 Backported from mainline
1060 2017-06-20 Jakub Jelinek <jakub@redhat.com>
1063 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
1064 splitter): Require TARGET_SSE2 in the condition.
1067 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
1068 by removing enum keyword.
1069 (ubsan_type_descriptor): Likewise. Formatting fix.
1071 2017-06-19 Jakub Jelinek <jakub@redhat.com>
1074 * ubsan.h (enum ubsan_encode_value_phase): New.
1075 (ubsan_encode_value): Change second argument to
1076 enum ubsan_encode_value_phase with default value of
1077 UBSAN_ENCODE_VALUE_GENERIC.
1078 * ubsan.c (ubsan_encode_value): Change second argument to
1079 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
1080 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
1081 create_tmp_var_raw instead of create_tmp_var and use a
1083 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
1084 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
1085 ubsan_encode_value callers.
1088 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
1089 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
1090 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
1092 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1094 Backport from Mainline
1095 * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
1098 2017-06-20 Andreas Schwab <schwab@suse.de>
1101 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
1104 2017-06-19 James Greenhalgh <james.greenhalgh@arm.com>
1106 Backport from mainline
1107 2017-06-19 James Greenhalgh <james.greenhalgh@arm.com>
1110 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
1111 if given a non-constant argument for an intrinsic which requires a
1114 2017-06-19 Alexander Monakov <amonakov@ispras.ru>
1116 * doc/invoke.texi (mcx16): Rewrite.
1118 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
1120 PR rtl-optimization/80474
1121 * reorg.c (update_block): Do not ignore instructions in a delay slot.
1123 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
1125 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
1126 (MASK_FEATURES): New macro.
1127 * config/sparc/sparc.c (sparc_option_override): Remove the special
1128 handling of -mfpu and generalize it to all MASK_FEATURES switches.
1130 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
1132 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
1134 2017-06-12 David S. Miller <davem@davemloft.net>
1137 * config/sparc/sparc.md (return expander): Emit frame blockage if
1138 function uses alloca.
1140 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
1144 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
1147 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
1150 2017-06-08 David Edelsohn <dje.gcc@gmail.com>
1152 Backport from mainline
1153 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
1155 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
1156 (dl_section_ref): New.
1157 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
1158 On AIX, append an expression to subtract the size of the
1159 section length to dl_section_ref.
1161 2017-06-07 Richard Biener <rguenther@suse.de>
1163 Backport from mainline
1164 2017-05-02 Richard Biener <rguenther@suse.de>
1166 PR tree-optimization/80549
1167 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
1168 (cleanup_tree_cfg_noloop): Create forwarders to known loop
1169 headers if they do not have a preheader.
1171 2017-05-26 Richard Biener <rguenther@suse.de>
1173 PR tree-optimization/80842
1174 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
1177 2017-05-31 Richard Biener <rguenther@suse.de>
1179 PR tree-optimization/80906
1180 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
1181 and pass through iv_map.
1182 (copy_bb_and_scalar_dependences): Adjust.
1183 (translate_pending_phi_nodes): Likewise.
1184 (copy_loop_close_phi_args): Handle code-generating IVs instead
1187 2017-05-11 Richard Biener <rguenther@suse.de>
1189 PR tree-optimization/80705
1190 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
1191 bases are not vectorizable.
1193 2017-06-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1195 Back port from mainline
1196 2017-05-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1199 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Prefer
1200 VSX registers over GPRs, particularly on ISA 2.07 which does not
1201 have the MTVSRDD instruction.
1203 2017-06-06 David S. Miller <davem@davemloft.net>
1206 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
1207 blockage if function uses alloca.
1209 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
1211 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
1213 2017-06-02 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1215 Backport from mainline
1216 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1217 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1220 * config/arm/arm.md (use_literal_pool): Remove.
1221 (64-bit immediate split): No longer takes cost into consideration
1222 if arm_disable_literal_pool is enabled.
1223 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
1224 used when arm_disable_literal_pool is enabled.
1225 (arm_max_const_double_inline_cost): Remove use of
1226 arm_disable_literal_pool.
1227 (push_minipool_fix): Add assert.
1228 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
1229 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
1230 (no_literal_pool_sf_immediate): New.
1232 2017-06-02 Jakub Jelinek <jakub@redhat.com>
1234 PR rtl-optimization/80903
1235 * loop-doloop.c (add_test): Unshare sequence.
1237 2017-05-31 Martin Jambor <mjambor@suse.cz>
1239 Backport from mainline
1240 2017-04-24 Martin Jambor <mjambor@suse.cz>
1242 PR tree-optimization/80293
1243 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1244 char arrays not totally scalarizable if it is false.
1245 (analyze_all_variable_accesses): Pass correct value in the new
1246 parameter. Add a statistics counter.
1248 2017-05-30 Max Filippov <jcmvbkbc@gmail.com>
1250 Backport from mainline
1251 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
1253 * config/xtensa/xtensa.c (xtensa_emit_call): Use
1254 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
1255 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
1258 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
1260 * doc/install.texi (Options specification): Restore entry of
1261 --enable-sjlj-exceptions.
1263 2017-05-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1265 Backport from mainline
1266 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1269 * config/s390/s390.c (s390_check_qrst_address): Check incoming
1270 address against address_operand predicate.
1271 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
1273 2017-05-28 Uros Bizjak <ubizjak@gmail.com>
1275 Backport from mainline
1276 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/i386.md (*movdi_internal): Remove SSE4
1279 alternative 18 (?r, *v). Update insn attributes.
1280 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
1281 Update insn attributes.
1282 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
1283 Update insn attributes.
1284 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
1285 alternative 1 (r, v). Remove isa attribute.
1286 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
1287 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
1288 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
1290 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
1292 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
1293 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
1294 and (?*y,m). Update insn attributes.
1296 2017-05-26 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
1298 Backported from mainline
1299 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
1301 * config/sparc/sparc.md (length): Return the correct value for -mflat
1302 sibcalls to match output_sibcall.
1304 2017-05-26 Marek Polacek <polacek@redhat.com>
1306 Backported from mainline
1307 2017-05-26 Marek Polacek <polacek@redhat.com>
1310 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
1313 2017-05-26 Jakub Jelinek <jakub@redhat.com>
1315 Backported from mainline
1316 2017-05-22 Jakub Jelinek <jakub@redhat.com>
1319 * omp-low.c (finish_taskreg_remap): New function.
1320 (finish_taskreg_scan): If unit size of ctx->record_type
1321 is non-constant, unshare the size expression and replace
1322 decls in it with possible outer var refs.
1325 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
1326 GOVD_SHARED rather than GOVD_PRIVATE with it.
1327 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
1328 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
1331 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
1332 as last argument to build_outer_var_ref for pointer bases of array
1335 2017-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1338 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1341 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
1344 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
1345 (define_peephole2 for Altivec d-form load): Add peepholes to catch
1346 cases where the register allocator uses a move and an offsettable
1347 memory operation to/from a FPR register on ISA 2.06/2.07.
1348 (define_peephole2 for Altivec d-form store): Likewise.
1351 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1354 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
1355 are now unused after splitting mov{sf,sd}_hardfloat.
1356 (f32_lr2): Likewise.
1358 (f32_lm2): Likewise.
1360 (f32_li2): Likewise.
1363 (f32_sr2): Likewise.
1365 (f32_sm2): Likewise.
1367 (f32_si2): Likewise.
1370 (f32_vsx): Likewise.
1372 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
1373 For movsf, order stores so the VSX stores occur before the GPR
1374 store which encourages the register allocator to use a traditional
1375 FPR instead of a GPR. For movsd, order the stores so that the GPR
1376 store comes before the VSX stores to allow the power6 to work.
1377 This is due to the power6 not having a 32-bit integer store
1378 instruction from a FPR.
1379 (movsf_hardfloat): Likewise.
1380 (movsd_hardfloat): Likewise.
1382 2017-05-25 Wilco Dijkstra <wdijkstr@arm.com>
1384 Backport from mainlin
1385 PR rtl-optimization/80754
1386 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
1388 2017-05-25 Wilco Dijkstra <wdijkstr@arm.com>
1390 Backport from mainline
1392 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
1393 Move member access before delete.
1395 2017-05-23 Sheldon Lobo <sheldon.lobo@oracle.com>
1397 Backport from mainline
1398 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
1400 * config/sparc/sparc.c (sparc_option_override): Set function
1401 alignment for -mcpu=niagara7 to 64 to match the I$ line.
1402 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
1404 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
1406 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
1408 2017-05-19 Uros Bizjak <ubizjak@gmail.com>
1410 Backport from mainline
1411 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/mmx.md (*mov<mode>_internal): Enable
1415 alternatives 11, 12, 13 and 14 also for 32bit targets.
1416 Remove alternatives 15, 16, 17 and 18.
1417 * config/i386/sse.md (vec_concatv2di): Change
1418 alternative (!x, *y) to (x, ?!*Yn).
1420 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
1422 Backport from mainline
1423 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
1427 (UNSPEC_STX_ATOMIC): Ditto.
1428 (loaddi_via_sse): New insn.
1429 (storedi_via_sse): Ditto.
1430 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
1431 Update corresponding peephole2 patterns.
1432 (atomic_storedi_fpu): Ditto.
1434 2017-05-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1436 Backport from mainline
1437 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1439 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
1440 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
1441 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
1442 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
1443 VF=2 that require versioning.
1445 2017-05-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1447 Backport from mainline
1448 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1450 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
1451 built-ins for vec_xl and vec_xst with short and char pointer
1454 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
1457 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
1458 handle calling assemble_external ourself.
1461 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
1462 modes with zero size. Enhance comment.
1464 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1466 Back port from mainline
1467 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1472 * config/rs6000/rs6000.md (u code attribute): Add FIX and
1474 (extendsi<mode>2): Add support for doing sign extension via
1475 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
1476 don't have ISA 3.0 instructions.
1477 (extendsi<mode>2 splitter): Likewise.
1478 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
1479 generate the normal insns since SImode can now go in vector
1480 registers. Disallow the special UNSPECs needed for previous
1481 machines to hide SImode being used. Add new insns
1482 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
1483 (fix_trunc<mode>si2_stfiwx): Likewise.
1484 (fix_trunc<mode>si2_internal): Likewise.
1485 (fixuns_trunc<mode>si2): Likewise.
1486 (fixuns_trunc<mode>si2_stfiwx): Likewise.
1487 (fctiw<u>z_<mode>_smallint): Likewise.
1488 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
1489 of floating point to 32-bit integer from doing a direct move to
1490 the GPR registers to do a store.
1491 (fctiwz_<mode>): Break long line.
1493 2017-05-08 Tamar Christina <tamar.christina@arm.com>
1496 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1497 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1499 2017-05-03 Jan Beulich <jbeulich@suse.com>
1501 Backport from mainline
1502 2017-05-01 Jan Beulich <jbeulich@suse.com>
1504 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
1505 swapping, add (x,x,m,x,n) alternative.
1507 2017-05-03 Richard Biener <rguenther@suse.de>
1509 Backport from mainline
1510 2017-04-20 Richard Biener <rguenther@suse.de>
1512 PR tree-optimization/80453
1513 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1514 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1515 from the conditions.
1516 (vn_phi_eq): Pass them down.
1517 (vn_phi_lookup): Record them.
1518 (vn_phi_insert): Likewise.
1520 2017-04-25 Richard Biener <rguenther@suse.de>
1522 PR tree-optimization/80492
1523 * alias.c (compare_base_decls): Handle registers with asm
1524 specification conservatively.
1526 2017-04-27 Richard Biener <rguenther@suse.de>
1529 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1530 being in loop-closed SSA form conservatively.
1531 (chrec_fold_multiply_poly_poly): Likewise.
1533 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1535 Backport from mainline
1536 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
1539 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
1540 __get_cpuid_max returns 0.
1541 (__get_cpuid_count): Ditto.
1543 2017-05-02 Jakub Jelinek <jakub@redhat.com>
1545 Backported from mainline
1546 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1548 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1551 2017-05-02 Jakub Jelinek <jakub@redhat.com>
1553 * BASE-VER: Set to 7.1.1.
1555 2017-05-02 Release Manager
1557 * GCC 7.1.0 released.
1559 2017-05-02 Richard Biener <rguenther@suse.de>
1561 PR tree-optimization/80591
1563 2017-04-10 Richard Biener <rguenther@suse.de>
1565 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1568 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1571 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1572 * symtab.c (symtab_node::debug_symtab): Move definition here.
1574 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1577 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1578 that the logic for permitting reciprocal estimates matches that
1581 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1584 * tree.c (type_cache_hasher::equal): Only compare
1585 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1586 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1587 non-aggregate element types.
1588 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1589 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1592 * reg-stack.c (emit_swap_insn): If i1src mentions the stack pointer,
1593 punt if tmp contains autoinc of stack pointer.
1596 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1597 (aarch64_function_arg_alignment): Return unsigned int again, but still
1598 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1599 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1600 Don't emit -Wpsabi note.
1601 (aarch64_function_arg_boundary): Likewise.
1602 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1605 2017-04-25 Martin Sebor <msebor@redhat.com>
1607 PR tree-optimization/80497
1608 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1609 constants are representable in HOST_WIDE_INT.
1610 (parse_directive): Ditto.
1612 2017-04-25 Marek Polacek <polacek@redhat.com>
1614 2017-04-25 Marek Polacek <polacek@redhat.com>
1615 Backport from mainline
1618 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1619 first argument to type.
1621 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1622 Jakub Jelinek <jakub@redhat.com>
1625 * config/arm/arm.c: Include gimple.h.
1626 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1627 returns negative, increment ncrn only if it returned positive.
1628 (arm_needs_doubleword_align): Return int instead of bool,
1629 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1630 members, but if there is any such non-FIELD_DECL
1631 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1632 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1633 returns negative, increment nregs only if it returned positive.
1634 (arm_setup_incoming_varargs): Likewise.
1635 (arm_function_arg_boundary): Emit -Wpsabi note if
1636 arm_needs_doubleword_align returns negative, return
1637 DOUBLEWORD_ALIGNMENT only if it returned positive.
1639 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1641 Backport from mainline
1643 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1644 type checks to test for compatibility instead of equality.
1646 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1647 Jakub Jelinek <jakub@redhat.com>
1650 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1652 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1653 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1654 the alignment computation, but return their maximum in warn_alignment.
1655 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1656 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1658 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1659 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1662 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1664 Backport from mainline
1665 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1668 * config/s390/vector.md: Split MEM->GPR vector moves for
1669 non-s_operand addresses.
1671 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1673 Backport from mainline
1674 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1677 * config/s390/predicates.md (reload_const_wide_int_operand): New
1679 * config/s390/s390.md ("movti"): Remove d/P alternative.
1680 ("movti_bigconst"): New pattern definition.
1682 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1684 Backport from maineline
1685 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1688 * s390-protos.h (s390_expand_cs_hqi): Removed.
1689 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1690 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1691 modes as well as CCZ1mode and CCZmode.
1692 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1693 signature of s390_emit_compare_and_swap.
1694 (s390_expand_cs_hqi): Likewise, make static.
1695 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1696 compare-and-swap, in some cases.
1697 (s390_expand_cs): Wrapper function.
1698 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1700 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1701 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1702 patterns for small and large integers. Forbid symref memory operands.
1703 Move expander to s390.c. Require cc register.
1704 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1705 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1706 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1707 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1708 symref memory operands. Remove CC mode and call s390_match_ccmode
1710 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1712 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1714 Backport from mainline
1715 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1717 * config/s390/s390.md (define_peephole2): New peephole to help
1718 combining the load-and-test pattern with volatile memory.
1721 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1723 Backport from mainline
1724 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1726 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1727 with CCZmode for TARGET_Z196.
1729 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1731 PR rtl-optimization/80501
1732 * combine.c (make_compound_operation_int): Set subreg_code to SET
1733 even for AND with mask of the sign bit of mode.
1735 PR rtl-optimization/80500
1736 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1737 sum's initial value.
1739 2017-04-24 Martin Liska <mliska@suse.cz>
1741 Backport from mainline
1742 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1745 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1747 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1749 Backport from mainline
1750 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1752 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear
1753 and lastprivate clauses in SIMT case.
1755 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1757 Backport from mainline
1758 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1760 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1761 uninitialized variable warning to avoid buffer overrun.
1763 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1765 * DEV-PHASE: Set to prerelease.
1767 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1769 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1770 priority .init_array and .fini_array section with SECTION_NOTYPE
1773 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1776 * tree.h (build_array_type): Add typeless_storage default argument.
1777 * tree.c (type_cache_hasher::equal): Also compare
1778 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1779 (build_array_type): Add typeless_storage argument, set
1780 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1782 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1783 (build_array_type): Likewise. Add typeless_storage argument.
1785 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1786 Jakub Jelinek <jakub@redhat.com>
1788 PR tree-optimization/80426
1789 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1790 operation on symbolic operands, also compute the overflow for the
1791 invariant part when the operation degenerates into a negation.
1793 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1796 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1797 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1800 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1802 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1805 * config/avr/avr.c (tree.h): Include it.
1806 (cgraph.h): Include it.
1807 (avr_encode_section_info): Don't warn for uninitialized progmem
1808 variable if it's just an alias.
1810 2017-04-19 Richard Biener <rguenther@suse.de>
1813 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1814 when needed by AutoPGO.
1816 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1819 * doc/lto.texi: Remove an extra 'that'.
1821 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1823 PR rtl-optimization/80429
1824 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1825 are only used in debug insns.
1827 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1828 Vladimir Makarov <vmakarov@redhat.com>
1830 * config/sparc/predicates.md (input_operand): Add comment. Return
1831 true for any memory operand when LRA is in progress.
1832 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1834 2017-04-18 Jeff Law <law@redhat.com>
1837 * mips.md ({return,simple_return}_internal): Do not overwrite
1840 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1842 PR tree-optimization/80443
1843 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1844 instead of adding 1, subtract -1 and similarly instead of subtracting
1847 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1849 PR rtl-optimization/80357
1850 * haifa-sched.c (tmp_bitmap): New variable.
1851 (model_recompute): Handle duplicate use records.
1852 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1853 (free_global_sched_pressure_data): Free it.
1855 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1858 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1859 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1860 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1861 instead of SYSTEM_HEADER_DIR.
1863 2017-04-18 Jeff Law <law@redhat.com>
1866 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1867 predecessors after walking up the insn chain.
1869 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1872 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1873 sizetype type into debug info.
1875 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1878 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1879 unneeded test for TARGET_UPPER_REGS_SF.
1880 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1882 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1885 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1886 instead of gsi_after_labels.
1888 2017-04-18 Jeff Law <law@redhat.com>
1890 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1894 2017-04-13 Jeff Law <law@redhat.com>
1895 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1896 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1898 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1901 * config/avr/avr.c (intl.h): Include it.
1902 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1904 2017-04-18 Martin Liska <mliska@suse.cz>
1906 PR gcov-profile/78783
1907 * gcov-tool.c (gcov_output_files): Validate that destination
1908 file is either removed by the tool or by a user.
1910 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1911 Guy Benyei <guybe@mellanox.com>
1913 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1914 block, and do not negate it, the stored id is already negative.
1916 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1918 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1920 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1923 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1924 masks of options that should be turned off if the VSX vector
1925 options are turned off.
1926 (OTHER_P8_VECTOR_MASKS): Likewise.
1927 (OTHER_VSX_VECTOR_MASKS): Likewise.
1928 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1929 rs6000_disable_incompatible_switches to validate no type switches
1931 (rs6000_incompatible_switch): New function to disallow turning on
1932 other vector options if -mno-vsx, -mno-power8-vector, or
1933 -mno-power9-vector are specified.
1935 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1937 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1939 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1941 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1942 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1943 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1944 (ARG_POINTER_CFA_OFFSET): Likewise.
1946 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1948 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1949 conditions to take advantage of various optimizations.
1951 2017-04-13 Jeff Law <law@redhat.com>
1953 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1954 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1955 (zero_extendsidi2_dext): Likewise.
1957 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1960 * fold-const.c (fold_ternary_loc): Revert
1961 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1964 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1966 PR rtl-optimization/80343
1967 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1970 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1973 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1974 to ubsan_encode_value.
1976 2017-04-13 Jeff Law <law@redhat.com>
1978 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1979 appearing in DEBUG_INSNs.
1981 2017-04-13 Martin Liska <mliska@suse.cz>
1983 PR gcov-profile/80413
1984 * gcov-io.c (gcov_write_string): Copy to buffer just when
1985 allocated size is greater than zero.
1987 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1990 * dwarf2out.c (decls_for_scope): Ignore declarations of
1991 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1993 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1996 * ipa-visibility.c (non_local_p): Fix typos.
1997 (localize_node): When localizing symbol in same comdat group,
1998 dissolve the group only when we know external symbols are going
2000 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
2002 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2004 PR tree-optimization/79390
2005 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
2006 order does not result in usable sequence, retry with reversed operand
2012 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
2013 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
2014 op0 instead of fold_convert_loc (loc, type, arg0).
2016 2017-04-12 Jeff Law <law@redhat.com>
2018 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
2019 has a delay slot in the generated code.
2021 * config/cris/cris.md (cris_preferred_reload_class): Return
2022 GENNONACR_REGS rather than GENERAL_REGS.
2024 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2027 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
2028 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
2029 signedness of the result type.
2031 2017-04-12 Richard Biener <rguenther@suse.de>
2032 Jeff Law <law@redhat.com>
2034 PR tree-optimization/80359
2035 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
2036 trim stores to TARGET_MEM_REFs.
2038 2017-04-12 Richard Biener <rguenther@suse.de>
2040 PR tree-optimization/79390
2041 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
2042 threading case even more.
2044 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
2047 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
2048 for quad_address_p for TImode, instead of just not indexed_address.
2050 2017-04-12 Richard Biener <rguenther@suse.de>
2051 Bernd Edlinger <bernd.edlinger@hotmail.de>
2054 * alias.c (component_uses_parent_alias_set_from): Handle
2055 TYPE_TYPELESS_STORAGE.
2056 (get_alias_set): Likewise.
2057 * tree-core.h (tree_type_common): Add typeless_storage flag.
2058 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
2059 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
2060 for types containing members with TYPE_TYPELESS_STORAGE.
2061 (place_field): Likewise.
2062 (layout_type): Likewise for ARRAY_TYPE.
2063 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
2064 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
2065 TYPE_TYPELESS_STORAGE.
2066 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
2068 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2071 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2072 first argument to type.
2074 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2078 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
2079 CONST0_RTX (mode) rather than const0_rtx where appropriate.
2080 (rs6000_expand_binop_builtin): Likewise.
2081 (rs6000_expand_ternop_builtin): Likewise; also add missing
2082 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
2083 vshasigma built-ins.
2084 * doc/extend.texi: Document that vec_xxpermdi's third argument
2087 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
2089 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
2090 Use shift_const cost parameter when calculating gain of STV shifts.
2092 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
2094 PR rtl-optimization/70478
2095 * lra-constraints.c (process_alt_operands): Check memory for
2096 disfavoring memory insn operand.
2098 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2101 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
2102 left shift in unsigned HOST_WIDE_INT type.
2104 PR rtl-optimization/80385
2105 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
2106 (not (neg X)) into (plus X -1) for complex or non-integral modes.
2109 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
2110 if they have any depend clauses.
2112 2017-04-11 Martin Liska <mliska@suse.cz>
2115 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
2116 * ipa-split.c (split_function): Create a local comdat symbol
2117 if caller is in a comdat group.
2119 2017-04-11 Martin Liska <mliska@suse.cz>
2122 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
2125 2017-04-11 Martin Sebor <msebor@redhat.com>
2128 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
2129 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
2131 (directive::set_width, directive::set_precision, format_character):
2133 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
2136 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
2139 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
2140 conflict, set target->arch_name instead of target->cpu_name.
2142 2017-04-11 Richard Biener <rguenther@suse.de>
2144 PR tree-optimization/80374
2145 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
2146 build_zero_cst, remove fold_convertible_p check again.
2148 2017-04-11 Martin Liska <mliska@suse.cz>
2151 * ubsan.c (instrument_object_size): Do not instrument register
2154 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2157 * config/i386/i386-builtin-types.def
2158 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
2159 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
2160 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
2161 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
2162 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
2163 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
2164 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
2165 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
2166 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
2167 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
2168 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
2169 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
2170 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
2171 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
2172 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
2173 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
2174 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
2175 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
2176 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
2177 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
2178 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
2179 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
2180 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
2181 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
2182 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
2183 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
2184 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
2185 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
2186 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
2187 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
2188 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
2189 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
2190 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
2191 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
2192 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
2193 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
2194 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
2195 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
2196 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
2197 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
2198 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
2199 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
2200 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
2201 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
2202 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
2203 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
2205 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
2206 flag to second_arg_count, handle 4 argument function type _COUNT
2207 aliases, handle second_arg_count on second argument rather than last.
2209 2017-04-10 Jeff Law <law@redhat.com>
2211 PR tree-optimization/80374
2212 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2213 record anything if we can not convert integer_zero_node to the
2216 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2219 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2220 Enhance special handling given to the TARGET_P9_MINMAX option in
2221 relation to certain other options.
2223 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2225 PR tree-optimization/80153
2226 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2227 remove POINTER_PLUS_EXPR's base part directly, rather than through
2230 2017-04-10 Richard Biener <rguenther@suse.de>
2231 Bin Cheng <bin.cheng@arm.com>
2233 PR tree-optimization/80153
2234 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2235 the first element of pointer type aff_tree. Build result expr in
2237 (add_elt_to_tree): Convert to type unconditionally. Remove other
2239 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2240 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2242 2017-04-10 Richard Biener <rguenther@suse.de>
2244 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2247 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2249 PR rtl-optimization/70478
2250 * lra-constraints.c (curr_small_class_check): New.
2251 (update_and_check_small_class_inputs): New.
2252 (process_alt_operands): Update curr_small_class_check. Disfavor
2253 alternative insn memory operands. Check available regs for small
2256 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2259 * config/mips/mips.opt (-mvirt): Update description.
2260 * doc/invoke.texi (-mvirt): Likewise.
2262 2017-04-10 Richard Biener <rguenther@suse.de>
2265 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2266 looking for NEGATE_EXPR in -A / -B to A / B folding.
2268 2017-04-10 Martin Liska <mliska@suse.cz>
2270 PR gcov-profile/80224
2271 * gcov.c (print_usage): Fix usage string.
2272 (get_gcov_intermediate_filename): Remove.
2273 (output_gcov_file): Use both for normal and intermediate format.
2274 (generate_results): Do not initialize special file for
2275 intermediate format.
2277 2017-04-10 Richard Biener <rguenther@suse.de>
2279 PR tree-optimization/80304
2280 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2283 2017-04-10 Nathan Sidwell <nathan@acm.org>
2286 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2287 (rs6000_init_builtins): Use it.
2289 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2291 * config/arm/arm.md (<mrc>): Add mode to SET source.
2294 2017-04-10 Richard Biener <rguenther@suse.de>
2297 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2299 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2302 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2303 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2304 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2305 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2306 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2307 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2308 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2309 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2310 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2311 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2312 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2313 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2314 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2315 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2316 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2317 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2318 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2319 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2320 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2321 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2322 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2323 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2324 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2326 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2328 PR rtl-optimization/70478
2329 * lra-constraints.c: Reverse the last patch.
2331 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2333 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2334 Add comment for WCHAR_T.
2336 2017-04-08 Martin Liska <mliska@suse.cz>
2339 2017-04-07 Martin Liska <mliska@suse.cz>
2342 * ipa-split.c (split_function): Add function part to a same comdat
2345 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2348 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2350 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2352 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2353 (vec_pairing): ...to this.
2354 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2355 (rs6000_sched_init): Adjust for name change.
2356 (struct rs6000_sched_context): Likewise.
2357 (rs6000_init_sched_context): Likewise.
2358 (rs6000_set_sched_context): Likewise.
2360 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2366 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2368 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2369 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2370 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2372 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2374 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2376 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2378 PR rtl-optimization/70703
2379 * ira-color.c (update_conflict_hard_regno_costs): Use
2380 int64_t instead of HOST_WIDE_INT.
2382 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2384 PR rtl-optimization/70478
2385 * lra-constraints.c (process_alt_operands): Disfavor alternative
2386 insn memory operands.
2388 2017-04-07 Jeff Law <law@redhat.com>
2390 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2391 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2393 2017-04-07 Martin Liska <mliska@suse.cz>
2396 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2397 Show error message instead of an ICE.
2399 2017-04-07 Martin Liska <mliska@suse.cz>
2402 * ipa-split.c (split_function): Add function part to a same comdat
2405 2017-04-07 Richard Biener <rguenther@suse.de>
2408 * tree.c (get_unwidened): Also handle ! for_type case for
2410 * convert.c (do_narrow): Split out from ...
2411 (convert_to_integer_1): ... here. Do not pass final truncation
2412 type to get_unwidened for TRUNC_DIV_EXPR.
2414 2017-04-07 Richard Biener <rguenther@suse.de>
2416 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2418 (aff_combination_const): Adjust.
2419 (aff_combination_scale): Likewise.
2420 (aff_combination_add_elt): Likewise.
2421 (aff_combination_add_cst): Likewise.
2422 (aff_combination_convert): Likewise.
2423 (add_elt_to_tree): Likewise. Remove unused argument.
2424 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2426 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2428 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2430 * config/arm/arm.c (arm_default_short_enums): Use
2431 ARM_DEFAULT_SHORT_ENUMS.
2432 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2434 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2437 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2438 members with redundant out-of-class redeclaration.
2440 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2443 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2444 * config/i386/i386.md (*zero_extendsidi2):
2445 Add (?*x,*x) and (?*v,*v) alternatives.
2447 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2450 * config/i386/i386.c (ix86_expand_builtin)
2451 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2452 mode from insn data. Convert operands to insn operand mode.
2453 Copy operands that don't satisfy insn predicate to a register.
2455 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2457 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2460 2017-04-06 Richard Biener <rguenther@suse.de>
2462 PR tree-optimization/80334
2463 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2464 preserve alignment of accesses.
2466 2017-04-06 Richard Biener <rguenther@suse.de>
2468 PR tree-optimization/80262
2469 * tree-sra.c (build_ref_for_offset): Preserve address-space
2471 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2472 Drop useless address-space information on MEM_REF offsets.
2474 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2476 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2478 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2480 PR rtl-optimization/70703
2481 * ira-color.c (update_conflict_hard_regno_costs): Use
2482 HOST_WIDE_INT instead of long.
2484 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2487 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2488 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2490 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2491 for x86_64 target. Handle -m3dnowa option.
2493 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2495 PR rtl-optimization/70703
2496 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2497 (update_conflict_hard_regno_costs): Use long instead of unsigned
2498 arithmetic for cost calculation.
2500 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2501 Bernd Edlinger <bernd.edlinger@hotmail.de>
2504 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2507 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2510 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2511 ptr_mode with Pmode throughout.
2512 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2513 into probe_stack_range and use DImode.
2515 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2518 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2519 call_eh_return is true.
2521 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2523 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2524 Initialize last_match_fntype_index.
2526 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2529 * tree-nvr.c: Include internal-fn.h.
2530 (pass_return_slot::execute): Ignore internal calls without
2533 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2534 Richard Biener <rguenther@suse.de>
2537 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2538 captures used multiple times, except for the last use.
2539 * generic-match-head.c: Include gimplify.h.
2541 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2543 PR tree-optimization/79390
2544 * target.h (struct noce_if_info): Declare.
2545 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2546 * target.def (noce_conversion_profitable_p): New target hook.
2547 * ifcvt.h (struct noce_if_info): New type, moved from ...
2548 * ifcvt.c (struct noce_if_info): ... here.
2549 (noce_conversion_profitable_p): Renamed to ...
2550 (default_noce_conversion_profitable_p): ... this. No longer
2552 (noce_try_store_flag_constants, noce_try_addcc,
2553 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2554 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2555 instead of noce_conversion_profitable_p.
2556 * config/i386/i386.c: Include ifcvt.h.
2557 (ix86_option_override_internal): Don't override
2558 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2559 (ix86_noce_conversion_profitable_p): New function.
2560 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2561 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2562 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2563 * doc/tm.texi: Regenerated.
2565 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2567 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2570 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2573 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2574 instructions for small multiply cores.
2576 2017-04-04 Jeff Law <law@redhat.com>
2578 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2580 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2581 that are not set by the loop over the elements.
2583 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2586 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2587 int mode, convert_modes it to mode as unsigned, otherwise use
2588 lowpart_subreg to mode rather than SImode.
2589 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2590 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2591 Use DImode instead of SImode for the shift count operand.
2592 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2595 2017-04-04 Richard Biener <rguenther@suse.de>
2598 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2599 arithmetic done for the negate or the plus. Simplify.
2600 (A - (-B) -> A + B): Likewise.
2601 * fold-const.c (split_tree): Make sure to not negate pointers.
2603 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2605 PR rtl-optimization/60818
2606 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2607 a compare of comparisons with the thing compared if this results
2608 in a different machine mode.
2610 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2612 * alias.c (base_alias_check): Fix typo in comment.
2613 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2614 * cgraphunit.c (symbol_table::compile): Likewise.
2615 * collect2.c (maybe_run_lto_and_relink): Likewise.
2616 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2617 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2618 * config/avr/avr.c (avr_map_op_t): Likewise.
2619 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2620 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2621 * config/epiphany/epiphany.md (movcc): Likewise.
2622 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2623 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2625 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2626 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2627 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2628 * config/sh/sh.c (sh_rtx_costs): Likewise.
2629 * fold-const.c (fold_truth_andor): Likewise.
2630 * genautomata.c (collapse_flag): Likewise.
2631 * gengtype.h (struct type::u::s): Likewise.
2632 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2633 * input.c (FORMAT_AMOUNT): Likewise.
2634 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2635 (known_aggs_to_agg_replacement_list): Likewise.
2636 * ipa-inline-analysis.c: Likewise.
2637 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2638 * ipa-polymorphic-call.c
2639 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2640 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2641 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2643 * modulo-sched.c (apply_reg_moves): Likewise.
2644 * omp-expand.c (build_omp_regions_1): Likewise.
2645 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2646 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2647 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2648 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2649 * value-prof.c: Likewise.
2650 * var-tracking.c (val_reset): Likewise.
2652 2017-04-03 Richard Biener <rguenther@suse.de>
2654 PR tree-optimization/80275
2655 * fold-const.c (split_address_to_core_and_offset): Handle
2658 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2660 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2661 descriptors is at least equal to that of functions.
2663 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2665 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2667 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2670 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2671 (mov<IMOD4:mode>): New expander.
2672 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2674 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2676 PR rtl-optimization/79405
2677 * fwprop.c (propagations_left): New variable.
2678 (forward_propagate_into): Decrement it.
2679 (fwprop_init): Initialize it.
2680 (fw_prop): If the variable has reached zero, stop propagating.
2681 (fwprop_addr): Ditto.
2683 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2686 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2687 a FUNCTION_DECL, pass it as decl instead of origin to
2690 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2692 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2695 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2698 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2699 TARGET_VSX_SMALL_INTEGER.
2701 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2703 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2704 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2706 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2708 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2709 extraction from odd-numbered MSA register.
2711 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2714 * expmed.c (store_bit_field_1): Don't attempt to create
2715 a word subreg out of hard registers wider than word if they
2716 have HARD_REGNO_NREGS of 1 for their mode.
2719 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2720 conversions to integer types wider than word and pointer.
2723 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2724 (rtx_equal_for_cselib_p): Pass 0 to it.
2725 * cselib.c (cselib_hasher::equal): Likewise.
2726 (rtx_equal_for_cselib_1): Add depth argument. If depth
2727 is 128, don't look up VALUE locs and punt. Increment
2728 depth in recursive calls when walking VALUE locs.
2730 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2732 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2733 (make_gcov_file_name): Use the canonical path name for generating
2735 (read_line): Fix handling of files with ascii null bytes.
2737 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2739 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2740 to initialise a vector register instead
2741 of using a const_int.
2743 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2745 PR translation/80189
2746 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2747 diagnostic messages.
2749 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2752 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2753 (dfp_diex_<mode>): Update mode of operand 1.
2754 * doc/extend.texi (dxex, dxexq): Document change to return type.
2755 (diex, diexq): Document change to argument type.
2757 2017-03-30 Martin Jambor <mjambor@suse.cz>
2760 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2761 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2762 it reflects the signature changes performed at the callee side.
2763 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2764 to cgraph_build_function_type_skip_args.
2765 (build_function_decl_skip_args): Adjust call to the above function.
2767 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2770 * config/i386/sse.md
2771 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2772 register as dest whenever it is a MEM not rtx_equal_p to the
2773 corresponding dup operand, and when forcing into reg move the
2774 reg into the memory afterwards.
2775 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2776 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2777 for the force_reg mode.
2778 (avx512vl_vextractf128<mode>): Use register as dest either
2779 always when a MEM, or when it is a MEM not rtx_equal_p to the
2780 corresponding dup operand, or even not when it is a CONST_VECTOR
2781 depending on the mode and lo vs. hi.
2782 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2784 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2785 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2786 Likewise. Require that operands[2] is even.
2787 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2788 Remove extraneous parens. Require that operands[2] is a multiple
2790 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2791 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2792 disallow memory then.
2794 2017-03-30 Richard Biener <rguenther@suse.de>
2796 PR tree-optimization/77498
2797 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2798 to non-constants over backedges.
2800 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2802 PR rtl-optimization/80233
2803 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2804 as last_combined_insn. Do not test for BARRIER_P separately.
2806 2017-03-29 Andreas Schwab <schwab@suse.de>
2809 * calls.c (prepare_call_address): Convert funexp to Pmode before
2810 copying to temp reg.
2812 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2814 PR tree-optimization/80158
2815 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2816 Handle possible future case of more than one alternate
2818 (replace_rhs_if_not_dup): Likewise.
2819 (replace_one_candidate): Likewise.
2821 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2823 PR rtl-optimization/80193
2824 * ira.c (ira): Do not check allocation for LRA.
2826 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2828 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2829 (nvptx_output_simt_exit): Declare.
2830 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2831 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2832 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2833 (nvptx_declare_function_name): ...here. Emit declaration of local
2834 memory space buffer for omp_simt_enter insn.
2835 (nvptx_output_unisimt_switch): New.
2836 (nvptx_output_softstack_switch): New.
2837 (nvptx_output_simt_enter): New.
2838 (nvptx_output_simt_exit): New.
2839 * config/nvptx/nvptx.h (struct machine_function): New fields
2840 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2841 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2842 (UNSPECV_SIMT_EXIT): Ditto.
2843 (omp_simt_enter_insn): New insn.
2844 (omp_simt_enter): New expansion.
2845 (omp_simt_exit): New insn.
2846 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2848 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2849 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2850 (expand_GOMP_SIMT_EXIT): New.
2851 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2852 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2853 (GOMP_SIMT_EXIT): Ditto.
2854 * target-insns.def (omp_simt_enter): New insn.
2855 (omp_simt_exit): Ditto.
2856 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2858 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2859 (lower_rec_input_clauses): Likewise.
2860 (lower_lastprivate_clauses): Handle SIMT privatization.
2862 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2863 (ompdevlow_adjust_simt_enter): New.
2864 (find_simtpriv_var_op): New.
2865 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2866 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2868 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2869 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2870 (copy_decl_for_dup_finish): Ditto.
2872 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2874 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2877 * config/i386/i386.c (ix86_option_override_internal): Always
2878 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2880 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2882 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2884 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2886 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2887 mark new edge's irreducible flag accordign to it.
2888 (vect_do_peeling): Check loop preheader edge's irreducible flag
2889 and pass it to function slpeel_add_loop_guard.
2891 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2893 PR tree-optimization/80218
2894 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2895 Update block frequencies and counts.
2897 2017-03-28 Richard Biener <rguenther@suse.de>
2899 PR tree-optimization/78644
2900 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2901 of a simplification result we may not use it at all.
2903 2017-03-28 Richard Biener <rguenther@suse.de>
2906 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2907 without arguments, generate default definition of a SSA name.
2909 2017-03-28 Richard Biener <rguenther@suse.de>
2912 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2913 TYPE_REF_CAN_ALIAS_ALL references.
2914 * fold-const.c (fold_indirect_ref_1): Likewise.
2916 2017-03-28 Martin Liska <mliska@suse.cz>
2919 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2920 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2922 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2923 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2925 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2926 (EXTRA_SPECS): Define.
2927 (SUBTARGET_EXTRA_SPECS): Likewise.
2928 (SUBTARGET_CPP_SPEC): Likewise.
2929 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2930 SUBTARGET_EXTRA_SPECS.
2931 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2933 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2935 * config/arc/simdext.md (vst64_insn): Update pattern.
2936 (vld32wh_insn): Likewise.
2937 (vld32wl_insn): Likewise.
2938 (vld64_insn): Likewise.
2939 (vld32_insn): Likewise.
2941 2017-03-28 Marek Polacek <polacek@redhat.com>
2944 * fold-const.c (fold_comparison): Use protected_set_expr_location
2945 instead of SET_EXPR_LOCATION.
2947 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2949 * tree.c (add_expr): Avoid name lookup warning.
2951 2017-03-27 Jeff Law <law@redhat.com>
2953 PR tree-optimization/80216
2954 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2955 function name. Limit recursion depth.
2956 (record_temporary_equivalences): Corresponding changes.
2958 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2960 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2963 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2966 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2968 * cfgcleanup.c (reg_note_cfa_p): New array.
2969 (insns_have_identical_cfa_notes): New function.
2970 (old_insns_match_p): Don't cross-jump in between /f
2971 and non-/f instructions. If both i1 and i2 are frame related,
2972 verify all CFA notes, their order and content.
2974 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2977 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2978 HImode and SImode with zero extend to DImode to one insn.
2979 (bswap<mode>2_extenddi): Likewise.
2980 (bswapsi2_extenddi): Likewise.
2981 (bswaphi2_extendsi): Likewise.
2982 (bswaphi2): Combine bswap HImode and SImode into one insn.
2983 Separate memory insns from swapping register.
2984 (bswapsi2): Likewise.
2985 (bswap<mode>2): Likewise.
2986 (bswaphi2_internal): Delete, no longer used.
2987 (bswapsi2_internal): Likewise.
2988 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2989 store, and gpr<-gpr swap insns.
2990 (bswap<mode>2_store): Likewise.
2991 (bswaphi2_reg): Register only splitter, combine with the splitter.
2992 (bswaphi2 splitter): Likewise.
2993 (bswapsi2_reg): Likewise.
2994 (bswapsi2 splitter): Likewise.
2995 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2996 the insns into load, store, and register/register insns.
2997 (bswapdi2_ldbrx): Likewise.
2998 (bswapdi2_load): Likewise.
2999 (bswapdi2_store): Likewise.
3000 (bswapdi2_reg): Likewise.
3002 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
3004 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
3005 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
3007 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
3010 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
3012 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3013 special handling for target option conflicts between dform
3014 options (-mpower9-dform, -mpower9-dform-vector,
3015 -mpower9-dform-scalar) and -mno-direct-move.
3017 2017-03-27 Richard Biener <rguenther@suse.de>
3019 PR tree-optimization/80181
3020 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
3022 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3024 * config/arc/predicates.md (move_double_src_operand): Replace the
3025 call to move_double_src_operand with a call to address_operand.
3027 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3029 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
3030 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
3031 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
3033 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3035 * config/arc/predicates.md (long_immediate_loadstore_operand):
3036 Consider scaled addresses cases.
3038 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3040 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
3041 restored when in interrupt.
3042 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
3043 doesn't have delay slot.
3045 2017-03-27 Richard Biener <rguenther@suse.de>
3048 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
3049 inlined thunk clones.
3051 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3054 * asan.c (instrument_derefs): Copy over last operand from
3055 original COMPONENT_REF to the new COMPONENT_REF with
3056 DECL_BIT_FIELD_REPRESENTATIVE.
3057 * ubsan.c (instrument_object_size): Likewise.
3059 2017-03-27 Richard Biener <rguenther@suse.de>
3061 PR tree-optimization/80170
3062 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
3063 sure DR/SCEV didnt fold in constants we do not see when looking
3064 at the reference base alignment.
3066 2017-03-27 Richard Biener <rguenther@suse.de>
3069 * gimple-fold.c (fold_ctor_reference): Properly guard against
3070 NULL return value from canonicalize_constructor_val.
3072 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.c (ix86_expand_builtin)
3076 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
3077 flags reg setting and flags reg using instructions.
3078 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
3079 clobbering instructions to zero extend op2.
3081 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
3083 * doc/install.texi (Configuration) <--with-aix-soname>:
3084 Update link to AIX ld.
3086 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
3088 PR rtl-optimization/80160
3089 PR rtl-optimization/80159
3090 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
3091 reg_alternate_class into account.
3093 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
3096 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
3097 to consider in curr_insn_transform.
3099 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3101 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
3102 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
3103 and emit_mode_inner.
3105 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3107 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
3108 argument to the overloaded builtin variants. Use the new flag to
3109 deprecate certain builtin variants.
3110 * config/s390/s390-builtin-types.def: Add new builtin types.
3111 * config/s390/s390-builtins.h: Support new flags field for
3112 overloaded builtins.
3113 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
3114 (s390_macro_to_expand): Enable vector float data type.
3115 (s390_cpu_cpp_builtins_internal): Indicate support of the new
3116 builtins by incrementing the __VEC__ version number.
3117 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
3119 (s390_resolve_overloaded_builtin): Emit error messages depending
3120 on the builtin flags.
3121 * config/s390/s390.c (s390_expand_builtin): Support additional
3122 flags argument. Change error message to match the messages
3123 emitted in s390-c.c.
3124 * config/s390/s390.md: New UNSPEC_* constants.
3125 (op_type): Add new instruction types.
3126 * config/s390/vecintrin.h: Add new builtins and test data class
3128 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
3129 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
3130 (VEC_INEXACT, VEC_NOINEXACT): New constants.
3131 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
3132 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
3133 ("vec_mergel<mode>"): V_HW -> VEC_HW.
3135 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
3136 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
3137 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
3138 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
3140 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
3141 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
3142 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
3143 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
3145 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
3146 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
3147 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
3148 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
3149 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
3150 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
3151 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
3153 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
3154 ("vec_scatter_element<V_HW_4:mode>_DI")
3155 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
3156 ("vec_fpint<mode>", "vflls")
3157 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
3158 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
3159 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
3160 ("*vec_cmphe<mode>_cc"): ... these.
3162 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
3163 mode constant instead of magic value.
3165 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3167 * config/s390/s390.c (s390_expand_vec_compare): Support other
3168 vector floating point modes than just V2DF.
3169 (s390_expand_vcond): Likewise.
3170 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
3171 (s390_cannot_change_mode_class): Prevent mode changes between TF
3172 and V1TF in vector registers.
3173 * config/s390/s390.md (DF, SF): New mode attributes.
3174 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
3175 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
3176 SFmode support for VRs.
3177 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
3179 (VFT, VF_HW): New mode iterators.
3180 (vw, sdx): New mode attributes.
3181 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
3182 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
3183 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
3184 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
3185 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
3186 also the new vector floating point modes. Renaming to ...
3188 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
3189 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
3190 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
3191 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
3192 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
3193 ("vec_unordered<mode>"): ... these.
3195 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
3196 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
3197 ("*vec_extendv2df"): New insn definitions.
3199 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3201 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
3202 ("mulditi3_2", "*muldi3_sign"): New patterns.
3203 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
3204 rename the pattern definition.
3206 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3208 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3210 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3212 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3214 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3215 instruction if possible.
3216 * config/s390/vector.md (vec_halfnumelts): New mode
3218 ("*vec_vllezlf<mode>"): New pattern.
3220 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3222 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3223 ("popcountv4si2", "popcountv2di2"): Rename to ...
3224 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3225 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3227 ("popcount<mode>2_vxe"): New pattern.
3229 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3231 * common/config/s390/s390-common.c (processor_flags_table): Add
3233 * config.gcc: Add arch12.
3234 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3235 Default to arch12 for unknown CPU model numbers.
3236 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3237 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3238 PROCESSOR_max sanity check.
3239 * config/s390/s390-opts.h (enum processor_type): Add
3241 * config/s390/s390.c (processor_table): Add arch12.
3242 (s390_expand_builtin): Add check for B_VXE flag.
3243 (s390_issue_rate): Add PROCESSOR_ARCH12.
3244 (s390_get_sched_attrmask): Likewise.
3245 (s390_get_unit_mask): Likewise.
3246 (s390_sched_score): Enable z13 scheduling for arch12.
3247 (s390_sched_reorder): Likewise.
3248 (s390_sched_variable_issue): Likewise.
3249 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3251 (s390_tune_attr): Use z13 scheduling also for arch12.
3252 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3253 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3254 (TARGET_VXE_P): New macros.
3255 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3256 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3257 * config/s390/s390.opt: Add arch12 as processor_type.
3259 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3261 * config/s390/s390.md
3262 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3263 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3264 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3266 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3267 Rename expanders to ...
3269 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3270 ("fixuns_truncdddi2_emu"): ... these.
3272 ("fixuns_trunc<mode>si2_emu"): New expander.
3274 ("*fixuns_truncdfdi2_z13"): Rename to ...
3275 ("*fixuns_truncdfdi2_vx"): ... this.
3277 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3279 * config/s390/2964.md: Remove the single element vector compare
3280 instructions which are no longer used.
3281 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3283 (s390_canonicalize_comparison): Remove handling of DFmode
3285 (s390_expand_vec_compare_scalar): Remove function.
3286 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3287 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3289 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3291 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3293 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3295 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3296 will anyway by matched by mov<mode>_64dfp.
3298 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3300 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3301 vlef/vstef. Add missing operand to vleif.
3303 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3305 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3306 pair for all vector types with 64 bit elements.
3307 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3308 * config/s390/vector.md (V_HW_64): ... here.
3309 (V_128_NOSINGLE): New mode iterator.
3310 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3311 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3312 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3313 ("*vec_load_pairv2di"): Change to ...
3314 ("*vec_load_pair<mode>"): ... this one.
3316 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3318 * config/s390/constraints.md: Add comments.
3319 (jKK): Reject element sizes > 8 bytes.
3320 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3322 * config/s390/s390.md: Add the s_operand checks formerly in
3323 s390_split_ok_p to various splitters where they are still
3325 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3326 for 128 bit vectors. Plus two splitters.
3328 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3330 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3333 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3336 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3337 error if the boundary argument is not constant.
3339 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3341 PR rtl-optimization/80112
3342 * loop-doloop.c (doloop_condition_get): Don't check condition
3343 if cmp isn't SET with IF_THEN_ELSE src.
3345 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3347 PR tree-optimization/80158
3348 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3349 replacing a candidate statement, also replace it for the
3350 candidate's alternate interpretation.
3351 (replace_rhs_if_not_dup): Likewise.
3352 (replace_one_candidate): Likewise.
3354 2017-03-24 Richard Biener <rguenther@suse.de>
3356 PR tree-optimization/80167
3357 * graphite-isl-ast-to-gimple.c
3358 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3360 (translate_isl_ast_to_gimple::get_rename): Likewise.
3362 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3364 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3365 handling of certain combinations of target options, including the
3366 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3367 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3369 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3372 * config/arm/arm.md (*load_multiple): Add reload_completed to
3375 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3376 Richard Biener <rguenth@suse.de>
3378 PR tree-optimization/79908
3379 PR tree-optimization/80136
3380 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3381 been cast away, gimplify_and_add suffices.
3383 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3385 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3387 2017-03-23 Richard Biener <rguenther@suse.de>
3389 PR tree-optimization/80032
3390 * gimplify.c (gimple_push_cleanup): Forced unconditional
3391 cleanups still have to go to the conditional_cleanups
3394 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3396 PR tree-optimization/80072
3397 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3399 (next_operand_entry_id): Change type to unsigned int.
3400 (sort_by_operand_rank): Make sure to return the right return value
3401 even if unsigned fields are bigger than INT_MAX.
3402 (struct oecount): Change cnt and id type to unsigned int.
3403 (oecount_hasher::equal): Formatting fix.
3404 (oecount_cmp): Make sure to return the right return value
3405 even if unsigned fields are bigger than INT_MAX.
3406 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3409 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3410 TREE_READONLY on result if writing it more than once.
3413 * doc/invoke.texi (-fsanitize=thread): Document that with
3414 -fnon-call-exceptions atomics are not able to throw
3418 * tsan.c: Include tree-eh.h.
3419 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3420 maybe_clean_or_replace_eh_stmt where needed.
3421 (instrument_memory_accesses): Add cfg_changed argument.
3422 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3423 if it returned true.
3424 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3426 PR rtl-optimization/63191
3427 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3428 wrapper function, moved the whole old content into ...
3429 (ix86_delegitimize_address_1): ... this. New inline function.
3430 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3431 true as last argument instead of ix86_delegitimize_address.
3433 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3435 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3436 cortexa57_branch_cost.
3438 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3440 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3442 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3445 * doc/md.texi (Constraints): Document wA constraint.
3446 * config/rs6000/constraints.md (wA): New.
3447 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3448 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3449 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3450 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3452 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3455 * gimplify.c (is_oacc_declared): New function.
3456 (oacc_default_clause): Use it to set default flags for acc declared
3457 variables inside parallel regions.
3458 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3460 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3461 declare attribute to any decl as necessary.
3463 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3466 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3467 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3468 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3469 (arm_arch_lpae): This.
3470 * config/arm/arm.c (arm_arch7ve): Rename into ...
3471 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3472 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3475 2017-03-22 Martin Liska <mliska@suse.cz>
3478 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3479 error message instead of an ICE.
3481 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3483 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3485 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3487 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3489 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3492 2017-03-21 Martin Sebor <msebor@redhat.com>
3494 * doc/extend.texi: Use "cannot" instead of "can't."
3495 * doc/hostconfig.texi: Same.
3496 * doc/install.texi: Same.
3497 * doc/invoke.texi: Same.
3498 * doc/loop.texi: Same.
3499 * doc/md.texi: Same.
3500 * doc/objc.texi: Same.
3501 * doc/rtl.texi: Same.
3502 * doc/tm.texi: Same.
3503 * doc/tm.texi.in: Same.
3504 * doc/trouble.texi: Same.
3506 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3509 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3510 (collect_checksum_attributes): Set it.
3511 (die_checksum_ordered): Use it.
3513 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3515 PR tree-optimization/79908
3516 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3517 change: For a VA_ARG whose LHS has been cast away, use
3518 force_gimple_operand to construct the side effects.
3520 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3522 PR translation/80001
3523 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3524 more amenable to translation.
3525 (oacc_loop_auto_partitions): Likewise.
3527 2017-03-21 Marek Polacek <polacek@redhat.com>
3528 Martin Sebor <msebor@redhat.com>
3530 PR tree-optimization/80109
3531 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3534 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3535 Segher Boessenkool <segher@kernel.crashing.org>
3538 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3539 check reg_used_between_p between insn and one of succ or succ2
3540 depending on if succ is artificial insn not inserted into insn
3543 2017-03-21 Martin Liska <mliska@suse.cz>
3545 PR gcov-profile/80081
3546 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3547 * doc/gcc.texi: Include gcov-dump stuff.
3548 * doc/gcov-dump.texi: New file.
3550 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3552 PR rtl-optimization/79150
3553 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3554 conditional jump, if the jump is the last insn of the loop.
3556 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3557 Richard Biener <rguenth@suse.de>
3559 PR tree-optimization/79908
3560 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3561 been cast away, use force_gimple_operand to construct the side
3564 2017-03-21 Martin Liska <mliska@suse.cz>
3567 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3570 2017-03-21 Brad Spengler <spender@grsecurity.net>
3573 * plugin.c (htab_hash_plugin): New function.
3574 (add_new_plugin): Use it and adjust.
3575 (parse_plugin_arg_opt): Adjust.
3576 (init_one_plugin): Likewise.
3578 2017-03-21 Richard Biener <rguenther@suse.de>
3580 PR tree-optimization/80032
3581 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3582 if set force the cleanup to happen unconditionally.
3583 (gimplify_target_expr): Push inserted clobbers with force_uncond
3584 to avoid them being removed by control-dependent DCE.
3586 2017-03-21 Richard Biener <rguenther@suse.de>
3588 PR tree-optimization/80122
3589 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3590 va_arg_pack_len when the inlined call stmt requires pack
3592 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3594 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3597 * tsan.c (instrument_builtin_call): If the memory model argument
3598 is not a constant, assume it is valid.
3601 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3604 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3606 PR rtl-optimization/79910
3607 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3608 if its dest is used by an insn before I2 (other than the combined
3609 insns themselves, which are properly handled already).
3611 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3614 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3616 * combine.c (record_used_regs): New static function.
3617 (try_combine): Handle situations where there is an additional
3618 instruction between I2 and I3 which needs to have a LOG_LINK
3622 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3624 * combine.c (try_combine): Delete redundant i1 test. Call
3625 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3627 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3630 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3633 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3635 PR tree-optimization/80054
3636 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3637 the optimization if a PHI or any of its arguments is not dominated
3638 by the candidate's basis. Use gphi* rather than gimple* as
3640 (replace_profitable_candidates): Clean up a gimple* variable that
3641 should be a gphi* variable.
3643 2017-03-20 Martin Sebor <msebor@redhat.com>
3646 * doc/extend.texi (attribute constructor): Document present limitation.
3648 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3651 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3652 __POWER9_VECTOR__ #ifdef control, change template definition to
3653 use Power9-specific built-in function.
3654 (vec_any_eq): Likewise.
3655 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3656 to control outcomes from this test.
3657 (vector_ae_<mode>p): For VEC_F modes, likewise.
3659 2017-03-20 Ian Lance Taylor <iant@google.com>
3661 * config/i386/i386.c (ix86_function_regparm): Save an extra
3662 register for -fsplit-stack with DECL_STATIC_CHAIN.
3664 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3667 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3668 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3670 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3672 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3674 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3677 2017-03-20 Marek Polacek <polacek@redhat.com>
3680 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3682 2017-03-20 Richard Biener <rguenther@suse.de>
3684 PR tree-optimization/80113
3685 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3686 allocate extra SSA name for PHI def.
3687 (add_close_phis_to_outer_loops): Likewise.
3688 (add_close_phis_to_merge_points): Likewise.
3689 (copy_loop_close_phi_args): Likewise.
3690 (copy_cond_phi_nodes): Likewise.
3692 2017-03-20 Martin Liska <mliska@suse.cz>
3695 * tree-chkp.c (chkp_build_returned_bound): Do not build
3696 returned bounds for a LHS that's not a BOUNDED_P type.
3698 2017-03-20 Martin Liska <mliska@suse.cz>
3702 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3703 COMPLEX_CST and VECTOR_CST.
3705 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3708 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3709 target operand. A new splitter adds the clobber statement in case
3710 the target operand is dead anyway.
3712 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3714 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3715 to age-old versions of binutils and glibc.
3717 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3719 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3721 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3723 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3725 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3727 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3728 requirement for binutils 2.13.
3730 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3732 * combine.c (try_combine): Delete redundant i1 test. Call
3733 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3735 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3737 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3738 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3740 <riscv64-*-elf>: Re-arrange section
3741 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3742 <riscv32-*-linux>: Likewise.
3743 <riscv64-*-elf>: Likewise
3744 <riscv64-*-linux>: Likewise.
3746 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3749 * aarch64.opt(verbose-cost-dump): Fix typo.
3751 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3754 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3755 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3757 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3759 * reload.c (find_reloads): When reloading a nonoffsettable address,
3760 use RELOAD_OTHER for it and its address reloads.
3762 PR rtl-optimization/79910
3763 * combine.c (record_used_regs): New static function.
3764 (try_combine): Handle situations where there is an additional
3765 instruction between I2 and I3 which needs to have a LOG_LINK
3768 2017-03-17 Jeff Law <law@redhat.com>
3770 PR tree-optimization/71437
3771 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3772 conditional in the hash table first.
3773 (vrp_dom_walker::before_dom_children): Extract condition from
3774 ASSERT_EXPR. Record condition, its inverion and any implied
3777 2017-03-17 Marek Polacek <polacek@redhat.com>
3778 Markus Trippelsdorf <markus@trippelsdorf.de>
3780 PR tree-optimization/80079
3781 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3784 2017-03-17 Richard Biener <rguenther@suse.de>
3787 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3788 Properly verify the LHS before the RHS possibly claims to be
3790 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3793 2017-03-17 Martin Jambor <mjambor@suse.cz>
3795 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3796 (List of -O2 options): Likewise.
3797 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3800 2017-03-17 Tom de Vries <tom@codesourcery.com>
3802 * gcov-dump.c (print_usage): Print bug_report_url.
3804 2017-03-17 Richard Biener <rguenther@suse.de>
3807 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3808 (parser::peek): Likewise.
3810 2017-03-17 Richard Biener <rguenther@suse.de>
3812 PR tree-optimization/80048
3813 * sese.c (free_sese_info): Properly release rename_map and
3814 copied_bb_map elements.
3816 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3818 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3819 Add linked-list forward and backlinks. Insert on
3820 construction, remove on destruction.
3821 (class pass_store_merging): Add m_stores_head field.
3822 (pass_store_merging::terminate_and_process_all_chains):
3823 Iterate over m_stores_head list.
3824 (pass_store_merging::terminate_all_aliasing_chains):
3826 (pass_store_merging::execute): Check for debug stmts first.
3827 Push new chains onto the m_stores_head stack.
3829 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3832 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3833 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3834 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3836 2017-03-16 Jeff Law <law@redhat.com>
3838 PR tree-optimization/71437
3839 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3840 member function. Implementation moved into after_dom_children
3841 member function and into the threader's thread_outgoing_edges
3843 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3844 some code into new thread_outgoing_edges.
3845 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3846 definition. Simplify marker handling (do it here). Assume we always
3847 have the available expression and the const/copies tables.
3848 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3850 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3851 * tree-vrp.c (equiv_stack): No longer file scoped.
3852 (vrp_dom_walker): New class.
3853 (vrp_dom_walker::before_dom_children): New member function.
3854 (vrp_dom_walker::after_dom_children): Likewise.
3855 (identify_jump_threads): Setup domwalker. Use it rather than
3856 walking edges in a random order by hand. Simplify setup/finalization.
3857 (finalize_jump_threads): Remove.
3858 (vrp_finalize): Do not call identify_jump_threads here.
3859 (execute_vrp): Do it here instead and call thread_through_all_blocks
3862 PR tree-optimization/71437
3863 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3865 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3867 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3868 (dom_opt_dom_walker::thread_across_edge): Remove
3869 handle_dominating_asserts argument. All callers changed.
3870 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3871 changes. Remove calls to lhs_of_dominating_assert. Other
3872 uses of handle_dominating_asserts turn into unconditional code
3873 (simplify_control_stmt_condition_1): Likewise.
3874 (simplify_control_stmt_condition): Likewise.
3875 (thread_through_normal_block, thread_across_edge): Likewise.
3876 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3877 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3878 object if it is not an SSA_NAME.
3879 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3880 before calling into the VRP specific simplifiers.
3881 (identify_jump_threads): Remove handle_dominating_asserts
3884 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3887 * tree-diagnostic.c (default_tree_printer): No longer static.
3888 * tree-diagnostic.h (default_tree_printer): New prototype.
3890 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3892 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3893 Change ins into fmov.
3895 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3897 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3898 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3899 Use h_con constraint for operand 1.
3900 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3901 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3903 2017-03-15 Jeff Law <law@redhat.com>
3905 PR tree-optimization/71437
3906 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3907 (record_temporary_equivalences): Use it.
3909 PR tree-optimization/71437
3910 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3911 tree-ssa-scopedtables.
3912 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3913 (record_conditions, record_cond, vuse_eq): Likewise.
3914 (record_edge_info): Adjust to API tweak of record_conditions.
3915 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3916 (record_temporary_equivalences, optimize_stmt): Likewise.
3917 (eliminate_redundant_computations): Likewise.
3918 (record_equivalences_from_stmt): Likewise.
3919 * tree-ssa-scopedtables.c: Include options.h and params.h.
3920 (vuse_eq): New function, moved from tree-ssa-dom.c
3921 (build_and_record_new_cond): Likewise.
3922 (record_conditions): Likewise. Accept vector of conditions rather
3923 than edge_equivalence structure for first argument.
3924 for the first argument.
3925 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3926 from tree-ssa-dom.c.
3927 (avail_exprs_stack::record_cond): Likewise.
3928 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3929 from tree-ssa-dom.c.
3930 (avail_exprs_stack): Add new member functions lookup_avail_expr
3932 (record_conditions): Declare.
3934 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3937 * lra-constraints.c (process_alt_operands): Increase reject for
3938 reloading an input/output operand.
3940 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3943 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3944 insns to convert from signed/unsigned char/short to IEEE 128-bit
3946 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3948 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3951 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3952 subreg of inner mode for values already in registers.
3954 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3956 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3957 iteration reg is used after the loop.
3959 2017-03-14 Martin Sebor <msebor@redhat.com>
3961 PR tree-optimization/79800
3962 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3963 precision in negative-positive range.
3964 (format_floating): Call non-const overload with adjusted precision.
3966 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3969 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3972 2017-03-14 Martin Sebor <msebor@redhat.com>
3975 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3976 * builtins.def (aligned_alloc): Use it.
3979 * Makefile.in (GTFILES): Add calls.c.
3980 * calls.c: Include "gt-calls.h".
3982 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3984 PR rtl-optimization/79728
3985 * regs.h (struct target_regs): New field
3986 x_contains_allocatable_regs_of_mode.
3987 (contains_allocatable_regs_of_mode): New macro.
3988 * reginfo.c (init_reg_sets_1): Initialize it, and change
3989 contains_reg_of_mode so it includes global regs as well.
3990 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3991 rather than contains_regs_of_mode.
3993 2017-03-14 Martin Liska <mliska@suse.cz>
3995 * doc/invoke.texi: Document options that can't be combined with
3996 -fcheck-pointer-bounds.
3998 2017-03-14 Martin Liska <mliska@suse.cz>
4001 * doc/invoke.texi (-Wchkp): Document the option.
4003 2017-03-14 Martin Liska <mliska@suse.cz>
4005 * Makefile.in: Install gcov-dump.
4007 2017-03-14 Martin Liska <mliska@suse.cz>
4009 * multiple_target.c (expand_target_clones): Bail out for
4010 an invalid attribute.
4012 2017-03-14 Richard Biener <rguenther@suse.de>
4014 * alias.c (struct alias_set_entry): Pack properly.
4015 * cfgloop.h (struct loop): Likewise.
4016 * cse.c (struct set): Likewise.
4017 * ipa-utils.c (struct searchc_env): Likewise.
4018 * loop-invariant.c (struct invariant): Likewise.
4019 * lra-remat.c (struct cand): Likewise.
4020 * recog.c (struct change_t): Likewise.
4021 * rtl.h (struct address_info): Likewise.
4022 * symbol-summary.h (function_summary): Likewise.
4023 * tree-loop-distribution.c (struct partition): Likewise.
4024 * tree-object-size.c (struct object_size_info): Likewise.
4025 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
4026 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
4027 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
4028 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
4029 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
4030 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
4031 (struct _stmt_vec_info): Likewise.
4033 2017-03-14 Martin Liska <mliska@suse.cz>
4036 * multiple_target.c (create_dispatcher_calls): Check that
4037 a target can create a function dispatcher.
4039 2017-03-14 Martin Liska <mliska@suse.cz>
4042 * multiple_target.c (expand_target_clones): Drop local.local
4043 flag for default implementation.
4045 2017-03-14 Richard Biener <rguenther@suse.de>
4047 PR tree-optimization/80030
4048 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
4050 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
4052 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
4053 gcc_fallthrough() instead of __attribute__((fallthrough));
4055 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4057 * doc/gcc.texi: Remove "up" link to (DIR).
4058 * doc/gccint.texi: Ditto.
4060 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4062 * doc/install.texi (Specific) <avr>: Remove reference to
4065 2017-03-13 Jeff Law <law@redhat.com>
4067 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
4068 attribute rather than comments.
4070 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
4071 match_scratch operand is highest.
4073 2017-03-13 Martin Liska <mliska@suse.cz>
4076 * ipa-pure-const.c (warn_function_noreturn): If the declarations
4077 is a CHKP clone, use original declaration.
4079 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4081 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
4082 (arc_conditional_register_usage): Use a different allocation order
4083 when optimizing for size.
4084 * common/config/arc/arc-common.c (arc_option_optimization_table):
4085 Section anchors default on when optimizing for size.
4087 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4089 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
4091 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4093 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
4094 * config/arc/arc.md (cpu_facility): Add cd variant.
4095 (*movqi_insn): Add code density variant.
4096 (*movhi_insn): Likewise.
4097 (*movqi_insn): Likewise.
4098 (*addsi3_mixed): Likewise.
4099 (subsi3_insn): Likewise.
4101 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4103 * config/arc/arc.md (movsi_cond_exec): Update constraint.
4105 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4107 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
4108 expressions with MINUS and UNARY ops.
4110 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4113 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
4115 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
4116 between vec_select and vector argument.
4117 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
4118 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
4119 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
4120 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
4121 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
4122 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
4124 2017-03-13 Richard Biener <rguenther@suse.de>
4127 * params.def (vect-max-peeling-for-alignment): Fix typo.
4129 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4131 * doc/install.texi (Specific) <mips-*-*>: Remove description of
4132 issue that only occurred with binutils below 2.18.
4134 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4136 * doc/install.texi (Specific) <cris-axis-elf>: No longer
4137 refer to binutils 2.11/2.12 minimum.
4139 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4141 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
4142 ftp.kernel.org and simplify binutils requirement.
4144 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
4146 * doc/invoke.texi (Warning Options): Fix spelling of link-time
4148 (Optimize Options): Ditto. Also remove redundancy.
4150 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4152 PR translation/79848
4153 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
4155 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
4156 to G_ to avoid double translation.
4158 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4160 PR translation/79923
4161 * auto-profile.c (get_combined_location): Convert leading
4162 character of diagnostics to lower case and remove trailing period.
4163 (read_profile): Likewise for various diagnostics.
4164 * config/arm/arm.c (arm_option_override): Remove trailing period
4165 from various diagnostics.
4166 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
4167 (msp430_expand_delay_cycles): Likewise.
4169 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4172 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
4173 full command-line argument, rather than just "str".
4174 (aarch64_validate_march): Likewise.
4175 (aarch64_validate_mtune): Likewise.
4177 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
4179 PR rtl-optimization/78911
4180 * lra-assigns.c (must_not_spill_p): New function.
4181 (spill_for): Use it.
4183 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4185 PR tree-optimization/79981
4186 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
4187 ATOMIC_COMPARE_EXCHANGE ifn result.
4188 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
4189 IFN_ATOMIC_COMPARE_EXCHANGE.
4191 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4194 * opts.c (parse_sanitizer_options): Add missing question mark to
4195 "did you mean" message.
4197 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4199 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
4201 (VMULEUH_UNS): Likewise.
4202 (VMULOUB_UNS): Likewise.
4203 (VMULOUH_UNS): Likewise.
4204 * config/rs6000/rs6000.c (builtin_function_type): Remove
4205 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
4207 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4210 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4211 x with result of extra_parsing_for_operand_code_0.
4212 (function_reader::extra_parsing_for_operand_code_0): Convert
4213 return type from void to rtx, returning x. When reading
4214 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4215 larger size containing struct block_symbol.
4217 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4219 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4220 -mfloat128-hardware without -m64.
4222 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4225 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4226 entries to the case statement that marks unsigned arguments to
4227 overloaded functions.
4229 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4231 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4232 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4234 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4237 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4238 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4240 2017-03-10 Martin Liska <mliska@suse.cz>
4244 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4245 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4248 2017-03-10 Olivier Hainque <hainque@adacore.com>
4250 * tree-switch-conversion (array_value_type): Start by resetting
4251 candidate type to it's main variant.
4253 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4255 PR rtl-optimization/79909
4256 * combine.c (try_combine): Use simplify_replace_rtx on individual
4257 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4258 of the whole CALL_INSN_FUNCTION_USAGE.
4260 PR tree-optimization/79972
4261 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4262 get_range_info on SSA_NAMEs. Formatting fixes.
4264 2017-03-10 Richard Biener <rguenther@suse.de>
4265 Jakub Jelinek <jakub@redhat.com>
4267 PR tree-optimization/77975
4268 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4269 edge to be constant.
4270 (get_val_for): For constant x return it. Formatting fix.
4271 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4272 would use the same bases as the current one.
4274 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4276 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4277 instead of vec_select for V1TImode.
4278 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4280 (VSX_LE_128): Add V1TI to this mode iterator.
4281 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4282 (*vsx_le_perm_store_<mode>): Likewise.
4283 (pre-reload splitter for VSX stores): Likewise.
4284 (post-reload splitter for VSX stores): Likewise.
4285 (*vsx_xxpermdi2_le_<mode>): Likewise.
4286 (*vsx_lxvd2x2_le_<mode>): Likewise.
4287 (*vsx_stxvd2x2_le_<mode>): Likewise.
4289 2017-03-09 Michael Eager <eager@eagercon.com>
4291 Correct failures with --enable-checking=yes,rtl.
4293 * config/microblaze/microblaze.c (microblaze_expand_shift):
4294 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4295 test for const0_rtx.
4296 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4297 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4299 2017-03-09 Richard Biener <rguenther@suse.de>
4301 PR tree-optimization/79977
4302 * graphite-scop-detection.c (scop_detection::merge_sese):
4303 Handle the case of extra exits to blocks dominating the entry.
4305 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4307 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4310 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4312 PR rtl-optimization/79949
4313 * lra-constraints.c (process_alt_operands): Check memory when
4314 trying to predict a cycle. Print about the overall increase.
4316 2017-03-09 Richard Biener <rguenther@suse.de>
4319 * gimple-expr.c (useless_type_conversion_p): Preserve
4320 TYPE_SATURATING for fixed-point types.
4322 2017-03-09 Richard Biener <rguenther@suse.de>
4325 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4326 alignment of BLKmode params.
4328 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4331 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4332 (VALL_NO_V2Q): Likewise.
4334 * config/aarch64/aarch64-simd.md
4335 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4337 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4338 VALL_NO_V2Q mode iterator.
4339 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4341 2017-03-09 Martin Liska <mliska@suse.cz>
4343 PR tree-optimization/79631
4344 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4345 tree_int_cst_sign_bit just for INTEGER constants.
4347 2017-03-09 Martin Liska <mliska@suse.cz>
4351 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4354 2017-03-09 Marek Polacek <polacek@redhat.com>
4357 * tree.c (inchash::add_expr): Handle TREE_VEC.
4359 2017-03-09 Martin Liska <mliska@suse.cz>
4362 (chkp_narrow_size_and_offset): New function.
4363 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4364 (void chkp_parse_bit_field_ref): New function.
4365 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4366 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4368 2017-03-09 Martin Liska <mliska@suse.cz>
4371 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4372 (chkp_find_bounds_1): Remove gcc_unreachable.
4374 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4377 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4378 BUILT_IN_SYNC*, determine the access type from the size suffix and
4379 always build a MEM_REF with that type. Handle forgotten
4380 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4383 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4384 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4385 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4386 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4387 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4388 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4389 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4390 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4391 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4392 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4393 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4394 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4395 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4396 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4397 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4398 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4399 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4400 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4401 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4402 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4403 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4404 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4405 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4406 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4407 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4408 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4409 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4410 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4411 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4412 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4413 definitions outside of __OPTIMIZE__ guarded section.
4416 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4417 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4418 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4419 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4422 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4424 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4425 ("vfenez<mode>"): Add missing constraints.
4427 2017-03-08 Martin Sebor <msebor@redhat.com>
4430 * config/nds32/nds32.c (nds32_option_override):
4431 Fix misspelled diagnostic.
4433 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4436 * gimplify.c (gimplify_omp_for): Replace index var in outer
4437 taskloop statement with an artificial variable and add
4438 OMP_CLAUSE_PRIVATE clause for it.
4440 2017-03-08 Richard Biener <rguenther@suse.de>
4442 PR tree-optimization/79955
4443 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4444 for accesses that are completely outside of the variable.
4446 2017-03-08 Andrew Haley <aph@redhat.com>
4448 PR tree-optimization/79943
4449 * tree-ssa-loop-split.c (compute_new_first_bound): When
4450 calculating the new upper bound, (END-BEG) should be added, not
4453 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4455 * config/avr/avr.md (setmemhi): Make sure match_dup
4456 operand number comes before match_scratch.
4458 2017-03-08 Richard Biener <rguenther@suse.de>
4460 PR tree-optimization/79920
4461 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4462 with ncopies == 1 to ...
4463 (vect_transform_slp_perm_load): ... here. Properly compute
4464 all element loads by iterating VF times over the group. Do
4465 not handle ncopies (computed in a broken way) in
4466 vect_create_mask_and_perm.
4468 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4471 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4472 is a uniform vector, use uniform_vector_p return value instead of
4473 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4475 2017-03-07 Marek Polacek <polacek@redhat.com>
4478 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4479 (alloca_call_type): Likewise.
4481 2017-03-07 Martin Liska <mliska@suse.cz>
4483 * gcov.c (process_args): Put comment to correct location.
4485 2017-03-07 Martin Liska <mliska@suse.cz>
4488 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4489 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4490 (chkp_narrow_bounds_for_field): Likewise.
4491 (chkp_parse_array_and_component_ref): Pass one more argument to
4494 2017-03-07 Richard Biener <rguenther@suse.de>
4496 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4499 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4501 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4502 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4504 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4507 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4508 to end of description.
4509 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4511 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4513 PR rtl-optimization/79901
4514 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4516 (*avx512f_<code><mode>3<mask_name>): ... this.
4517 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4518 iterator instead of VI8_AVX2_AVX512BW.
4520 PR rtl-optimization/79901
4521 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4522 min/max expander, expand it using expand_vec_cond_expr.
4525 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4528 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4531 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4532 to void * for PCH reasons.
4533 * dwarf2out.c (output_loc_operands, output_die): Cast
4534 v.val_vec.array to unsigned char *.
4536 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4539 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4542 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4544 PR rtl-optimization/79571
4545 * lra-constraints.c (process_alt_operands): Calculate static
4546 reject and subtract it from overall when only addresses will be
4549 2017-03-06 Julia Koval <julia.koval@intel.com>
4552 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4553 incoming stack boundary to 128 for 64-bit targets.
4555 2017-03-06 Richard Biener <rguenther@suse.de>
4557 PR tree-optimization/79894
4558 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4559 to NULL after folding it.
4561 2017-03-06 Richard Biener <rguenther@suse.de>
4563 PR tree-optimization/79824
4564 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4565 check disabling peeling for gaps.
4567 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4569 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4570 attributes): Document gettimeofday.
4572 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4574 * config/s390/s390.c (s390_option_override_internal): Set
4575 PARAM_MIN_VECT_LOOP_BOUND
4577 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4579 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4580 * config/s390/s390.md: Likewise.
4582 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4585 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4586 (<avx2_avx512>_perm<mode>): Rename to ...
4587 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4589 (<avx512>_perm<mode>_mask): Rename to ...
4590 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4592 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4593 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4594 instead of VI8F_256_512.
4595 (avx512f_perm<mode>): New define_expand.
4596 (avx512f_perm<mode>_mask): Likewise.
4597 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4598 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4600 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4602 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4603 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4605 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4607 2017-03-06 Martin Liska <mliska@suse.cz>
4610 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4611 when having a SSA NAME w/o VAR_DECL assigned to it.
4613 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4615 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4616 msa_dpsub_<su>_d): Fix MODE for vec_select.
4618 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4620 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4622 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4624 2017-03-06 Richard Biener <rguenther@suse.de>
4626 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4627 * plugin.c (register_plugin_info): Likewise.
4628 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4630 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4632 * config/i386/sse.md (sse_storehps, sse_storelps,
4633 avx_<castmode><avxsizesuffix>_<castmode>,
4634 avx512f_<castmode><avxsizesuffix>_<castmode>,
4635 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4636 in condition that at least one operand is not a MEM.
4638 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4641 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4642 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4644 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4645 gimple_call_nothrow_p flag based on whether original builtin can throw.
4646 If it can, emit following stmts on the fallthrough edge.
4647 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4648 don't create new bb if inserting just debug stmts on the edge, try to
4649 insert them on the fallthru bb or just reset debug stmts.
4651 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4654 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4655 restore recog_data (including the operand rtxes inside it) around
4656 the call to get_insn_template.
4658 2017-03-03 Martin Sebor <msebor@redhat.com>
4660 PR tree-optimization/79699
4661 * context.c (context::~context): Free MPFR caches to avoid
4662 a memory leak on program exit.
4664 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4666 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4667 Use wide_int::ulow () instead of .elt (0).
4669 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4671 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4672 (*pushxf): Limit oF constraint to 32bit targets and add oC
4673 constraint for 64bit targets.
4674 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4675 (*pushdf): Change rmF constraint to rmC.
4677 2017-03-03 Martin Liska <mliska@suse.cz>
4679 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4680 Remove unused variable.
4682 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4685 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4686 is a memory operand, increase num_memory.
4687 (ix86_expand_args_builtin): Likewise.
4689 2017-03-03 Jan Hubicka <jh@suse.cz>
4692 * ipa-devirt.c (maybe_record_node): Properly handle
4693 __cxa_pure_virtual visibility.
4695 2017-03-03 Martin Liska <mliska@suse.cz>
4697 PR tree-optimization/79803
4698 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4700 (pass_loop_prefetch::execute): Disabled optimization if an
4701 assumption about L1 cache size is not met.
4703 2017-03-03 Martin Liska <mliska@suse.cz>
4705 PR rtl-optimization/79574
4706 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4707 (hash_scan_set): Likewise.
4708 (dump_hash_table): Likewise.
4709 (hoist_code): Likewise.
4711 2017-03-03 Richard Biener <rguenther@suse.de>
4713 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4714 in place of uhigh ().
4715 (fixed_convert_from_real): Likewise.
4717 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4720 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4722 2017-03-03 Richard Biener <rguenther@suse.de>
4725 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4726 TYPE_OVERFLOW_UNDEFINED check.
4728 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4730 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4732 (vector_ae_<mode>_p): Likewise.
4733 (vector_nez_<mode>_p): Likewise.
4734 (vector_ne_v2di_p): Likewise.
4735 (vector_ae_v2di_p): Likewise.
4736 (vector_ne_<mode>_p): Likewise.
4737 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4739 (vsx_tsqrt<mode>2_fe): Likewise.
4741 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4744 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4746 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4748 PR rtl-optimization/79780
4749 * cprop.c (one_cprop_pass): When second and further conditional trap
4750 in a single basic block is turned into an unconditional trap, turn it
4751 into a deleted note to avoid RTL verification failures.
4753 2017-03-02 Richard Biener <rguenther@suse.de>
4755 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4757 2017-03-02 Richard Biener <rguenther@suse.de>
4759 PR tree-optimization/79345
4761 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4762 param and abort the walk, returning -1 if it is hit.
4763 (walk_aliased_vdefs): Take a limit param and pass it on.
4764 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4765 defaulting to 0 and return a signed int.
4766 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4767 (check_defs): New helper.
4768 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4769 about uninitialized memory.
4770 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4771 bogus uninitialized warning.
4772 (fixed_convert_from_real): Likewise.
4774 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4776 PR tree-optimization/66768
4777 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4778 iv_use if base object can't be determined.
4780 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4782 PR tree-optimization/79345
4783 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4784 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4785 (get_pattern_stats): Initialize it.
4786 * genemit.c (gen_expand): Verify match_scratch numbers come after
4787 match_operand/match_dup numbers.
4788 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4789 match_scratch numbers.
4790 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4792 * config/s390/s390.md (trunctdsd2): Likewise.
4794 2017-03-02 Richard Biener <rguenther@suse.de>
4796 * wide-int.h (wide_int_storage::operator=): Implement in terms
4799 2017-03-02 Richard Biener <rguenther@suse.de>
4801 PR tree-optimization/79777
4802 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4803 the to insert expression to sth existing.
4805 2017-03-01 Martin Sebor <msebor@redhat.com>
4808 * gimple-ssa-sprintf.c
4809 (directive::known_width_and_precision): New function.
4810 (format_integer): Use it.
4811 (get_mpfr_format_length): Consider the full range of precision
4812 when computing %g output with the # flag. Set the likely byte
4813 count to 3 rather than 1 when precision is indeterminate.
4814 (format_floating): Correct the lower bound of precision.
4816 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4818 * doc/invoke.texi: Document default code model for 64-bit Linux.
4820 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4823 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4824 udiv rather than div since input pattern is unsigned.
4826 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4828 * config/i386/i386.c (print_reg): Warn for values of
4829 unsupported size in integer register.
4831 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4834 * config/rs6000/predicates.md (current_file_function_operand): Do
4835 not allow self calls to be local if the function is replaceable.
4837 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4840 * config/rs6000/altivec.h (vec_ctz and others): Change the
4841 preprocessor macro that controls conditional compilation from
4842 _ARCH_PWR9 to __POWER9_VECTOR__.
4843 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4844 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4845 control (instead of _ARCH_PWR9 control) so that template
4846 definition uses power9-specific function.
4847 (vec_any_eq): Likewise.
4848 (vec_all_ne): Change macro definition to use a power9-specific
4849 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4850 _ARCH_PWR9 control).
4851 (vec_any_eq) Likewise.
4852 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4853 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4854 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4855 support for xvcmpnedp instruction.
4856 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4857 macro expansion so that Power9 implementation of vec_all_ne does
4858 not use the AltiVec predicate framework.
4859 (VCMPNEH_P): Likewise.
4860 (VCMPNEW_P): Likewise.
4861 (VCMPNED_P): Likewise.
4862 (VCMPNEFP_P): Likewise.
4863 (VCMPNEDP_P): Likewise.
4864 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4865 implementation of vec_any_eq to not use AltiVec predicate
4867 (VCMPAEH_P): Likewise.
4868 (VCMPAEW_P): Likewise.
4869 (VCMPAED_P): Likewise.
4870 (VCMPAEFP_P): Likewise.
4871 (VCMPAEDP_P): Likewise.
4872 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4873 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4874 not use the AltiVec predicate framework.
4875 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4876 of vec_any_eq to not use AltiVec predicate framework.
4877 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4878 support for predefined __POWER9_VECTOR__ macro to indicate that
4879 Power9 instruction selection is enabled.
4880 (altivec_overloaded_builtins): Remove extraneous
4881 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4882 function argument types RS6000_BTI_bool_V16QI and
4883 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4884 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4885 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4886 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4887 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4888 Power9 for implementations of vec_cmpne. Change the signature for
4889 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4890 (representing vec_all_ne) to remove the previously described first
4891 argument of type RS6000_BTI_INTSI, as this was an artifact of
4892 reliance on the AltiVec predicate framework, which is no longer
4893 used in the implementation of these functions. Add
4894 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4895 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4896 since, unlike the AltiVec predicate framework implementation, we
4897 do not share function descriptors between vec_alle and vec_anyeq.
4898 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4899 set of modes that receive special treatment even when
4900 TARGET_P9_VECTOR is true. The special treatment emits code that
4901 does not depend on Power9 instructions.
4902 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4903 define_expand to not rely on AltiVec predicate framework.
4904 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4906 (vector_ne_v2di_p): Change this define_expand to not rely on
4907 AltiVec predicate framework.
4908 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4910 (vector_ne_<mode>_p): Change this define_expand to not rely on
4911 AltiVec predicate framework.
4912 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4914 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4915 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4916 define_insn pattern.
4917 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4918 define_insn pattern because the xvcmpne<VSs>. instruction is not
4920 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4921 instruction is not supported.
4923 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4925 * config/nvptx/nvptx.c: Include intl.h.
4927 2017-03-01 Martin Jambor <mjambor@suse.cz>
4930 * ipa-prop.h (ipa_bits): Removed field known.
4931 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4932 to pointers. Adjusted their comments to warn about their sharing.
4933 (ipcp_transformation_summary): Change bits to a vector of pointers.
4934 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4935 (ipa_get_ipa_bits_for_value): Declare.
4936 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4937 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4938 (ipa_bits_hash_table): Likewise.
4939 (ipa_vr_ggc_hash_traits): Likewise.
4940 (ipa_vr_hash_table): Likewise.
4941 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4942 being pointers and vr_known being removed.
4943 (ipa_set_jf_unknown): Likewise.
4944 (ipa_get_ipa_bits_for_value): New function.
4945 (ipa_set_jfunc_bits): Likewise.
4946 (ipa_get_value_range): New overloaded functions.
4947 (ipa_set_jfunc_vr): Likewise.
4948 (ipa_compute_jump_functions_for_edge): Use the above functions to
4949 construct bits and vr parts of jump functions.
4950 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4951 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4953 (ipcp_grow_transformations_if_necessary): Also allocate
4954 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4956 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4957 them. Fix too long lines.
4958 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4959 vr_known being removed.
4960 (ipa_read_jump_function): Use new setter functions to construct bits
4961 and vr parts of jump functions or set them to NULL.
4962 (write_ipcp_transformation_info): Adjust for bits being pointers.
4963 (read_ipcp_transformation_info): Likewise.
4964 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4966 Include gt-ipa-prop.h.
4967 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4969 (ipcp_store_bits_results): Likewise.
4970 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4971 Do not write to existing jump functions but use a temporary instead.
4973 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4976 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4977 attempt to use its first operand as BIT_FIELD_REF base.
4979 2017-03-01 Richard Biener <rguenther@suse.de>
4982 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4983 interpolating formula in wrapping arithmetic.
4984 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4986 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4988 PR tree-optimization/79734
4989 * tree-vect-generic.c (expand_vector_condition): Optimize
4990 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4991 Handle VEC_COND_EXPR where comparison has different inner width from
4994 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4996 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4997 markup, and similar issues. Remove @opindex entries for things
4998 that aren't options. Add missing -mmpy-option entries.
5000 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5002 PR tree-optimization/79737
5003 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
5004 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
5005 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
5006 instead of byte_size. Formatting fix.
5007 (shift_bytes_in_array_right): Formatting fix.
5009 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
5012 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
5013 condition on optimize for the leaf function test.
5015 2017-02-28 Martin Liska <mliska@suse.cz>
5018 * read-rtl-function.c (function_reader::handle_unknown_directive):
5019 Bail out when one uses -flto.
5021 2017-02-28 Martin Liska <mliska@suse.cz>
5023 * common.opt: Replace space with tabular for options of <number>
5025 * config/i386/i386.opt: Show <number> value for
5026 -mlarge-data-threshold.
5027 * opts.c (print_filtered_help): Do not display number in hexadecimal
5030 2017-02-28 Martin Liska <mliska@suse.cz>
5032 * common.opt: Fix --help=option -Q for options which are of
5035 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
5037 * config/i386/i386.c (print_reg): Error out for values
5038 of 8-bit size in invalid integer register.
5040 2017-02-28 Martin Sebor <msebor@redhat.com>
5042 PR tree-optimization/79691
5043 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
5045 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5048 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
5049 gcc_unreachable with output_operand_lossage.
5051 2017-02-28 Richard Biener <rguenther@suse.de>
5053 PR tree-optimization/79740
5054 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
5056 (visit_nary_op): Insert the nary into the hashtable if we
5057 pattern-matched sth.
5058 * tree-ssa-pre.c (eliminate_insert): Robustify.
5060 2017-02-28 Richard Biener <rguenther@suse.de>
5063 * fold-const.c (decode_field_reference): Reject out-of-bound
5066 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5068 * config/i386/i386.c: Include intl.h.
5069 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
5070 instead of just cond ? "..." : "...".
5071 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
5072 * coverage.c (read_counts_file): Likewise.
5073 * omp-offload.c: Include intl.h.
5074 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
5075 of just cond ? "..." : "...".
5076 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
5077 of just cond ? "..." : "...".
5079 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
5082 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
5084 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
5085 'tune for' CPU name.
5086 * config/arm/arm-cpu-data.h: Regenerated.
5088 2017-02-28 Richard Biener <rguenther@suse.de>
5090 PR tree-optimization/79732
5091 * tree-inline.c (expand_call_inline): Do not shadow var.
5093 2017-02-28 Richard Biener <rguenther@suse.de>
5095 PR tree-optimization/79723
5096 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
5097 address-space properly.
5099 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
5101 * doc/optinfo.texi (Optimization groups): Fix option used for
5103 * doc/invoke.texi (-fopt-info): Document "omp".
5104 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
5105 (OPTGROUP_ALL): Add OPTGROUP_OMP.
5106 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
5107 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
5108 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
5110 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
5112 * dumpfile.c (optgroup_options): Instead of "openmp", associate
5113 OPTGROUP_OMP with "omp".
5115 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
5118 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
5119 for arithmetic shift of unsigned V2DI.
5121 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
5123 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
5124 arc/linux.h headers.
5125 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
5126 (LINK_SPEC): Likewise.
5127 (ARC_TLS_EXTRA_START_SPEC): Likewise.
5128 (EXTRA_SPECS): Likewise.
5129 (STARTFILE_SPEC): Likewise.
5130 (ENDFILE_SPEC): Likewise.
5131 (LIB_SPEC): Likewise.
5132 (TARGET_SDATA_DEFAULT): Likewise.
5133 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
5134 (MULTILIB_DEFAULTS): Likewise.
5135 (DWARF2_UNWIND_INFO): Likewise.
5136 * config/arc/big.h: New file.
5137 * config/arc/elf.h: Likewise.
5138 * config/arc/linux.h: Likewise.
5139 * config/arc/t-uClibc: Remove.
5141 2017-02-27 Bin Cheng <bin.cheng@arm.com>
5143 PR tree-optimization/77536
5144 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
5145 (tree_transform_and_unroll_loop): Use above function to compute the
5146 estimated niter of unrolled loop and use it when scaling profile.
5147 Also use count info rather than frequency if it's non-zero.
5148 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
5149 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
5150 (vect_transform_loop): Call above function.
5152 2017-02-27 Richard Biener <rguenther@suse.de>
5154 PR tree-optimization/45397
5155 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
5156 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
5157 (visit_nary_op): Add pattern matching for CSEing sign-changed
5158 or truncated operations with wider ones.
5160 2017-02-27 Richard Biener <rguenther@suse.de>
5162 PR tree-optimization/79690
5163 * tree-vect-stmts.c (vectorizable_store): Use vector type
5164 built from the DR with address-space.
5166 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
5168 * doc/invoke.texi (Optimize Options): Refine the description
5169 of asan-use-after-return.
5171 2017-02-25 Alan Modra <amodra@gmail.com>
5173 PR rtl-optimization/79584
5174 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
5175 base, not ad->base_term, the reg within base. Remove assertion
5176 that ad->base == ad->base_term. Replace gen_int_mode using
5177 bogus mode with const0_rtx.
5179 2017-02-25 Jakub Jelinek <jakub@redhat.com>
5182 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
5183 FMA_EXPR like tcc_binary or tcc_unary.
5185 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
5188 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
5190 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
5191 (output_loc_operands): Handle DW_OP_call_ref and
5192 DW_OP_GNU_variable_value.
5193 (struct variable_value_struct): New type.
5194 (struct variable_value_hasher): Likewise.
5195 (variable_value_hash): New variable.
5196 (string_types): Remove.
5197 (copy_loc_descr): New function.
5198 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
5199 (prepend_loc_descr_to_each): New function.
5200 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
5201 instead of add_loc_descr_to_each if the first argument is single
5202 location list and the second has multiple.
5203 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
5204 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
5205 when looking for variable value which doesn't have other location info.
5206 (loc_list_from_tree): Formatting fix.
5207 (gen_array_type_die): Simplify DW_AT_string_length handling.
5208 (adjust_string_types): Remove.
5209 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5210 string_types. Call resolve_variable_values.
5211 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5212 (resolve_addr_in_expr): Likewise. Add A argument.
5213 (copy_deref_exprloc): Remove deref argument. Adjust for the
5214 original expression being DW_OP_GNU_variable_value with optionally
5215 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5216 optionally after it.
5217 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5218 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5219 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5220 (variable_value_hasher::hash, variable_value_hasher::equal): New
5222 (resolve_variable_value_in_expr, resolve_variable_value,
5223 resolve_variable_values, note_variable_value_in_expr,
5224 note_variable_value): New functions.
5225 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5228 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5231 * opts.h (handle_generated_option): Add GENERATED_P argument.
5232 * opts-common.c (handle_option): Adjust function comment.
5233 (handle_generated_option): Add GENERATED_P argument, pass it to
5235 (control_warning_option): Pass false to handle_generated_option
5237 * opts.c (maybe_default_option): Pass true to handle_generated_option
5239 * optc-gen.awk: Likewise.
5241 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5243 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5244 a REG, look at the REG it is a SUBREG of.
5245 (splitter for cmpeqsi_t): Ditto.
5247 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5249 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5250 the special USEs with the pattern of the insn, not the insn itself.
5252 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5255 * doc/invoke.texi: Document -mload-store-pairs.
5257 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5258 Sandra Loosemore <sandra@codesourcery.com>
5260 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5261 argument isn't a CONST_INT.
5262 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5263 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5264 (nios2_validate_compare): Bypass alternate compare logic if *op2
5266 (ldstwm_operation_p): Return false if first_base is not a REG or
5267 if first_offset is not a CONST_INT.
5269 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5271 * config/cris/cris.md: Use correct operand in a define_peephole2.
5273 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5275 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5277 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5279 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5280 this_insn if it is an INSN or JUMP_INSN.
5281 (force_offsettable): Look at base, not at addr.
5282 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5283 on things that aren't necessarily CONST_INTs.
5285 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5287 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5288 -mfpmath=sse is the default also for x86-32 targets with SSE2
5289 instruction set when @option{-ffast-math} is enabled
5291 2017-02-24 Jeff Law <law@redhat.com>
5293 PR rtl-optimizatoin/79286
5294 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5297 2017-02-24 Richard Biener <rguenther@suse.de>
5299 PR tree-optimization/79389
5300 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5303 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5305 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5306 function comment to reflect reality.
5307 (loop_exits_before_overflow): Fix typo in function description.
5309 2017-02-24 Richard Biener <rguenther@suse.de>
5311 PR tree-optimization/79389
5312 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5313 properly that a threading opportunity exists. Detect conditional
5314 copy/constant propagation opportunities.
5316 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5318 * config/visium/visium.md (type): Add trap.
5319 (b): New mode attribute.
5320 (*btst): Rename into...
5321 (*btst<mode>): ...this and adjust.
5322 (*cbranchsi4_btst_insn): Rename into...
5323 (*cbranch<mode>4_btst_insn): ...this and adjust.
5324 (trap): New define_insn.
5326 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5328 PR tree-optimization/79389
5329 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5330 (noce_reversed_cond_code): New function.
5331 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5332 reversed_comparison_code. Formatting fix.
5333 (noce_try_store_flag): Test rev_cond != NULL in addition to
5334 reversed_comparison_code.
5335 (noce_try_store_flag_constants): Likewise.
5336 (noce_try_store_flag_mask): Likewise.
5337 (noce_try_addcc): Use rev_cond if non-NULL instead of
5338 reversed_comparison_code.
5339 (noce_try_cmove_arith): Likewise. Formatting fixes.
5340 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5341 (noce_find_if_block): Initialize rev_cond.
5342 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5343 instead of false as last argument never attempt to reverse it
5346 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5348 PR tree-optimization/79663
5349 * tree-predcom.c (combine_chains): Process refs in reverse order
5350 only for ZERO length chains, and add explaining comment.
5352 2017-02-23 Jeff Law <law@redhat.com>
5354 PR tree-optimization/79578
5355 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5356 in call to operand_equal_p.
5358 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5361 * config/i386/cpuid.h: Fix another undefined behavior.
5363 2017-02-23 Richard Biener <rguenther@suse.de>
5365 PR tree-optimization/79683
5366 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5367 vector types for data-refs.
5369 2017-02-23 Martin Liska <mliska@suse.cz>
5371 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5373 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5376 * internal-fn.c (get_range_pos_neg): Moved to ...
5377 * tree.c (get_range_pos_neg): ... here. No longer static.
5378 * tree.h (get_range_pos_neg): New prototype.
5379 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5380 are known to be in between 0 and signed maximum inclusive, try to
5381 expand both unsigned and signed divmod and use the cheaper one from
5384 2017-02-22 Jeff Law <law@redhat.com>
5386 PR tree-optimization/79578
5387 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5388 to compare base operands.
5390 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5393 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5394 gpc_reg_operand instead of fpr_reg_operand.
5396 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5398 * config/mips/mips.c (mips_return_in_memory): Force FP
5399 vector types to be returned in memory for o32 ABI.
5401 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5403 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5404 instead of DW_TAG_member for static data member declarations and don't
5405 set no_linkage_name for static inline data members.
5406 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5409 2017-02-22 Martin Liska <mliska@suse.cz>
5411 * doc/invoke.texi: Replace inequality signs with square brackets
5414 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5416 PR tree-optimization/68644
5417 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5419 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5422 * lra-constraints.c (simplify_operand_subreg): Handle
5423 WORD_REGISTER_OPERATIONS targets.
5425 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5428 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5429 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5430 elimination by swapping fld*.
5432 2017-02-22 Richard Biener <rguenther@suse.de>
5434 PR tree-optimization/79673
5435 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5436 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5437 irrelevant address-space qualifiers and avoiding a
5438 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5440 2017-02-22 Richard Biener <rguenther@suse.de>
5442 PR tree-optimization/79666
5443 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5444 to not symbolically negate if that may introduce undefined
5447 2017-02-22 Martin Liska <mliska@suse.cz>
5450 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5451 * data-streamer-out.c (streamer_write_gcov_count_stream):
5453 * value-prof.c (stream_out_histogram_value): Make assert more
5454 precise based on type of counter.
5456 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5459 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5460 Use nonimmediate_operand instead of memory_operand for operand 1.
5461 (float-extend standard_x87sse_constant_load splitter): Ditto.
5463 2017-02-21 Jeff Law <law@redhat.com>
5465 PR tree-optimization/79621
5466 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5467 blocks with edges to themselves.
5469 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5472 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5473 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5474 Use gimple_call_builtin_p.
5477 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5478 on temporarily removed DEBUG_INSNs.
5480 PR tree-optimization/79649
5481 * tree-loop-distribution.c (classify_partition): Give up on
5482 non-generic address space loads/stores.
5484 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5486 * doc/loop.texi (Loop manipulation): Remove nonexistent
5487 tree_ssa_loop_version from the documentation.
5488 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5490 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5493 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5494 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5495 * config/rs6000/rs6000.c: Include except.h.
5496 (rs6000_expand_split_stack_prologue): Call
5497 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5499 2017-02-21 Martin Jambor <mjambor@suse.cz>
5502 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5505 2017-02-21 Martin Jambor <mjambor@suse.cz>
5507 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5508 for backward compatibility only.
5509 * doc/invoke.texi (Option Summary): Remove all references to
5512 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5516 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5518 * lra-constraints.c (curr_insn_transform): Handle
5519 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5521 2017-02-21 Martin Liska <mliska@suse.cz>
5523 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5525 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5527 PR translation/79638
5528 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5530 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5533 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5534 (arm_function_ok_for_sibcall): Return false for an indirect call by
5535 descriptor if all the argument registers are used.
5536 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5537 alignment of the function.
5539 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5541 PR tree-optimization/61441
5542 * simplify-rtx.c (simplify_const_unary_operation): For
5543 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5544 the sNaN unmodified.
5546 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5548 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5549 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5550 instead of SYSTEM_HEADER_DIR.
5552 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5553 Martin Liška <mliska@suse.cz>
5555 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5556 Fix typos and grammar, use active voice, and clarify.
5558 2017-02-20 Marek Polacek <polacek@redhat.com>
5561 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5564 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5566 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5569 * config/i386/i386.c (ix86_expand_builtin): Handle
5570 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5571 ix86_builtins_isa[fcode].isa as a requirement of those
5572 flags and any other flag in the bitmask.
5573 (ix86_init_mmx_sse_builtins): Use 0 instead of
5574 ~OPTION_MASK_ISA_64BIT as mask.
5575 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5576 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5577 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5578 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5580 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5583 * lra-constraints.c (split_reg): Check requested split mode
5584 is supported by the register.
5586 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5588 * lra-constraints.c (simplify_operand_subreg): Remove early
5591 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5594 * lra-constraints.c (curr_insn_transform): Tighten condition
5595 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5597 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5600 * lra-constraints.c (curr_insn_transform): Handle
5601 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5603 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5606 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5608 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5610 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5613 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5616 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5618 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5621 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5623 * final.c (last_columnnum, override_columnnum): New variables.
5624 (final_start_function): Set last_columnnum, pass it to begin_prologue
5625 hook and pass 0 to dwarf2out_begin_prologue.
5626 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5627 to source_line debug hook.
5628 (notice_source_line): Compute last_columnnum and for debug_column_info
5629 return true on column changes.
5630 * debug.h (struct gcc_debug_hooks): Add column argument to
5631 source_line and begin_prologue hooks.
5632 (debug_nothing_int_charstar_int_bool): Remove prototype.
5633 (debug_nothing_int_int_charstar,
5634 debug_nothing_int_int_charstar_int_bool): New prototypes.
5635 (dwarf2out_begin_prologue): Add column argument.
5636 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5637 begin_prologue hooks.
5638 (debug_nothing_int_charstar_int_bool): Remove.
5639 (debug_nothing_int_int_charstar,
5640 debug_nothing_int_int_charstar_int_bool): New functions.
5641 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5642 through to dwarf2out_source_line.
5643 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5644 (dwarf2out_source_line): Add column argument, emit it if requested.
5645 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5647 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5648 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5649 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5650 through to dwarf2out_begin_prologue.
5651 (vmsdbgout_source_line): Add column argument, pass it through to
5652 dwarf2out_source_line.
5653 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5654 dbxout_source_line caller.
5655 (dbxout_source_line): Add column argument.
5657 * common.opt (gno-column-info, gcolumn-info): New options.
5658 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5659 (check_die): Also test for multiple DW_AT_decl_column attributes.
5660 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5661 DW_AT_decl_column if requested.
5662 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5664 (gen_variable_die): Likewise.
5665 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5666 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5669 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5670 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5671 (ix86_handle_option): Handle OPT_m3dnowa.
5672 * doc/invoke.texi (-m3dnowa): Document.
5673 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5674 -m3dnowa instead of -m3dnow -march=athlon.
5677 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5678 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5680 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5683 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5684 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5685 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5686 generator for vsx_xxpermdi_<mode>_be.
5687 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5688 force big-endian semantics.
5689 (vsx_xxpermdi_<mode>_be): New define_expand with same
5690 implementation as previous version of vsx_xxpermdi_<mode>.
5692 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5694 PR tree-optimization/79327
5695 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5696 variable, its initialization and use.
5698 2017-02-17 Julia Koval <julia.koval@intel.com>
5700 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5701 (OPTION_MASK_ISA_PKU_UNSET): New.
5702 (ix86_handle_option): Handle -mrdpid.
5703 * config/i386/cpuid.h (bit_RDPID): New.
5704 * config/i386/driver-i386.c (host_detect_local_cpu):
5705 Detect RDPID feature.
5706 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5707 * config/i386/i386-c.c (ix86_target_macros_internal):
5709 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5710 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5711 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5712 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5713 * config/i386/i386.md (define_insn "rdpid"): New.
5714 * config/i386/i386.opt Add -mrdpid.
5715 * config/i386/immintrin.h (_rdpid_u32): New.
5717 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5719 PR rtl-optimization/79541
5720 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5721 instead of transforming it into USE.
5723 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5725 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5726 If HONOR_SNANS (SFmode) force the input to a register.
5727 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5728 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5729 an frsp or similar insn.
5731 2017-02-17 Martin Liska <mliska@suse.cz>
5733 PR rtl-optimization/79577
5734 * params.def (selsched-max-sched-times): Increase minimum to 1.
5736 2017-02-17 Martin Liska <mliska@suse.cz>
5738 PR rtl-optimization/79574
5739 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5741 2017-02-17 Martin Liska <mliska@suse.cz>
5743 PR tree-optimization/79529
5744 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5745 ssa_defined_default_def_p to handle cases which are implicitly
5747 * tree-ssa.c (ssa_defined_default_def_p): New function.
5748 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5749 which are implicitly defined.
5750 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5752 2017-02-17 Richard Biener <rguenther@suse.de>
5755 * params.def (max-ssa-name-query-depth): Limit to 10.
5757 2017-02-17 Richard Biener <rguenther@suse.de>
5759 PR tree-optimization/79552
5760 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5763 2017-02-17 Richard Biener <rguenther@suse.de>
5766 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5768 2017-02-17 Marek Polacek <polacek@redhat.com>
5771 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5772 (fold_negate_expr): New wrapper.
5774 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5776 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5777 Correct terminology and de-emphasize pre-standard behavior.
5779 2017-02-16 Alan Modra <amodra@gmail.com>
5781 PR rtl-optimization/79286
5782 * ira.c (def_dominates_uses): New function.
5783 (update_equiv_regs): Don't create an equivalence for insns that
5784 may trap where the register def does not dominate the use.
5786 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5788 PR rtl-optimization/78127
5789 * lra.c (lra): Call lra_eliminate before finish the loop after
5792 2017-02-16 Richard Biener <rguenther@suse.de>
5794 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5796 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5797 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5798 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5799 (isl_val_int_from_wi): New function.
5800 (extract_affine_gmp): Rename to ...
5801 (extract_affine_wi): ... this, take a widest_int.
5802 (extract_affine_int): Just wrap extract_affine_wi.
5803 (add_param_constraints): Use isl_val_int_from_wi.
5804 (add_loop_constraints): Likewise, and extract_affine_wi.
5806 2017-02-15 Jeff Law <law@redhat.com>
5809 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5810 ira_init_register_move_cost_if_necessary.
5812 2017-02-15 Martin Sebor <msebor@redhat.com>
5815 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5816 removed in a prior commit.
5818 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5820 PR tree-optimization/79347
5821 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5822 counters during peeling.
5824 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5826 * Makefile.in (site.exp): Remove "set ISLVER".
5828 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5831 * real.c (real_from_integer): Call real_convert even for decimal.
5833 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5836 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5838 2017-02-14 Andrew Pinski <apinski@cavium.com>
5840 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5841 cores and change the partno/implementer to be correct.
5842 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5843 the 'B" as the implementer.
5844 * config/aarch64/aarch64-tune.md: Regenerate.
5846 2017-02-14 Carl Love <cel@us.ibm.com>
5848 * config/rs6000/rs6000.c: Add case statement entry to make the
5849 xvcvuxdsp built-in argument unsigned.
5850 * config/rs6000/vsx.md: Fix the source and return operand types so they
5851 match the instruction definitions from the ISA document. Fix typo
5852 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5855 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5858 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5859 member early_clobber_alts.
5860 * lra-lives.c (reg_early_clobber_p): New.
5861 (process_bb_lives): Use it.
5862 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5863 (debug_operand_data): Initialize early_clobber_alts.
5864 (setup_operand_alternative): Set up early_clobber_alts.
5865 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5866 alternatives to new_insn_reg.
5867 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5869 (lra_update_insn_regno_info): Pass the new arg.
5871 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5874 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5875 (new_oacc_loop_raw): Don't clear already cleared fields.
5878 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5879 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5880 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5882 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5885 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5887 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5890 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5891 the extra instruction to the right place to store 128-bit constant
5894 2017-02-14 Martin Sebor <msebor@redhat.com>
5897 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5898 warning for strings of unknown length.
5900 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5902 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5904 2017-02-14 Jeff Law <law@redhat.com>
5907 * ira-costs.c (scan_one_insn): Initialize register move costs
5908 for pseudos seen in USE/CLOBBER insns.
5910 PR tree-optimization/79095
5911 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5912 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5913 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5914 if the operands are known to be not equal, then the resulting range
5916 (intersect_ranges): If the new range is ~[0,0] and the old range is
5917 wide, then prefer ~[0,0].
5918 * tree-vrp.c (overflow_comparison_p_1): New function.
5919 (overflow_comparison_p): New function.
5920 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5921 if NAME is used in an overflow test.
5922 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5923 overflow check that can be expressed as an equality test, then adjust
5924 ops to be that equality test.
5926 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5928 * config/s390/s390-builtin-types.def: Remove flags argument.
5929 * config/s390/s390.c (s390_init_builtins): Likewise.
5931 2017-02-14 Martin Liska <mliska@suse.cz>
5933 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5934 vector. Fix trailing white spaces.
5936 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5938 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5941 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5943 PR rtl-optimization/68664
5944 * config/arm/arm.c (arm_sched_can_speculate_insn):
5945 New function. Declare prototype.
5946 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5948 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5950 PR rtl-optimization/68664
5951 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5953 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5955 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5957 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5958 max skip bytes for function, loop and jump.
5960 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5962 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5963 ABS_EXPR for gimple dump.
5965 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5968 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5970 PR tree-optimization/79408
5971 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5972 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5973 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5974 also if rhs1 is INTEGER_CST.
5976 2017-02-14 Richard Biener <rguenther@suse.de>
5979 * tree-into-ssa.c (insert_phi_nodes): When the function can
5980 have abnormal edges rewrite SSA names with broken use-def
5981 dominance out of SSA and register them for PHI insertion.
5983 2017-02-13 Martin Sebor <msebor@redhat.com>
5986 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5987 clearing info.nowrite flag when snprintf size argument is a range.
5989 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5991 * cprop.c (cprop_jump): Add missing space in string literal.
5992 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5993 (get_constraint_for_component_ref): Likewise.
5994 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5995 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5996 * lra-constraints.c (process_alt_operands): Likewise.
5997 * ipa-inline.c (inline_small_functions): Likewise.
5998 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5999 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
6000 * trans-mem.c (diagnose_tm_1_op): Likewise.
6001 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
6002 (grid_parallel_clauses_gridifiable): Likewise.
6004 * config/nvptx/mkoffload.c (process): Add space in between
6007 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
6008 "MOD4_SSE_REGS" and "ALL_REGS".
6010 * spellcheck.c (test_data): Add , in between "foo" and "food".
6012 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6015 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
6016 boundary crossing check and subsequent code generation agree.
6018 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6020 * config/aarch64/aarch64.c (has_memory_op): Delete.
6021 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
6024 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6026 PR rtl-optimization/79388
6027 PR rtl-optimization/79450
6028 * combine.c (distribute_notes): When removing TEM_INSN for which
6029 corresponding dest has last value recorded, invalidate that last
6032 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6034 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
6035 of explicit '@'. Add missing assembly comment marker on branch costs
6038 2017-02-13 Nathan Sidwell <nathan@acm.org>
6040 * gengtype-lex.l (<in_struct>): Add '/'.
6042 2017-02-13 Martin Liska <mliska@suse.cz>
6045 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
6047 2017-02-13 Richard Biener <rguenther@suse.de>
6049 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
6051 * configure: Re-generate.
6052 * config.in: Likewise.
6053 * graphite-dependences.c: Simplify as if
6054 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
6055 * graphite-isl-ast-to-gimple.c: Likewise.
6056 * graphite-optimize-isl.c: Likewise.
6057 * graphite-poly.c: Likewise.
6058 * graphite-sese-to-poly.c: Likewise.
6059 * graphite.h: Likewise.
6060 * toplev.c: Include isl/version.h and use isl_version () for
6061 printing the ISL version.
6062 * doc/install.texi: Update ISL requirement.
6064 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6066 * doc/standards.texi (Standards): Update reference to
6069 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6071 * doc/extend.texi (Named Address Spaces): sourceware.org now
6073 * doc/install.texi (Binaries): Ditto.
6076 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6078 * doc/cpp.texi: Replace "stringify"/"stringification" with C
6079 standard terminology "stringize"/"stringizing" throughout.
6080 * doc/cppinternals.texi: Likewise.
6082 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6084 * doc/extend.texi: Fix some spelling mistakes and typos.
6085 * doc/invoke.texi: Likewise.
6087 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6090 * params.def (inline-min-speedup) Change from 10 to 8.
6092 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6094 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
6097 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6100 * ipa-inline-analysis.c (get_minimal_bb): New function.
6101 (record_modified): Use it.
6102 (remap_edge_change_prob): Handle also ancestor functions.
6104 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
6106 * doc/contrib.texi (Contributors): Remove broken link into
6107 the Mauve CVS repository.
6109 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6112 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
6113 result computation whenever lhs doesn't have vector mode, not
6114 just when it has BLKmode.
6116 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6118 * doc/makefile.texi (profiledbootstrap): Refer to the
6119 installation instructions only in textual form.
6121 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6124 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
6126 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6128 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
6129 (Specific): Update mingw-w64 reference.
6131 (Specific): Remove broken link to Renesas RX processor.
6133 2017-02-10 Richard Biener <rguenther@suse.de>
6135 * toplev.c (process_options): Do not mention obsolete graphite
6136 options when printing sorry message about missing graphite support.
6137 Mention -floop-nest-optimize.
6139 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
6141 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
6142 (vtst_p16): Likewise.
6143 (vtstq_p8): Likewise.
6144 (vtstq_p16): Likewise.
6146 (vtstq_p64): Likewise.
6147 * config/arm/arm_neon.h (vgetq_lane_p64): New.
6148 (vset_lane_p64): New.
6149 (vsetq_lane_p64): New.
6151 2017-02-10 Jakub Jelinek <jakub@redhat.com>
6153 PR tree-optimization/79411
6154 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
6155 stmt operands are SSA_NAMEs used in abnormal phis.
6156 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
6159 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6162 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
6165 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6167 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
6169 2017-02-09 Jakub Jelinek <jakub@redhat.com>
6171 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
6175 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
6176 not arbitrary TREE_CONSTANT.
6179 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
6180 "omp declare target link" attribute unless is_global_var.
6181 * omp-offload.c (find_link_var_op): Likewise.
6183 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
6184 Chung-Lin Tang <cltang@codesourcery.com>
6186 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
6188 (gimplify_adjust_omp_clauses): Don't delete TILE.
6189 (gimplify_omp_for): Deal with TILE.
6190 * internal-fn.c (expand_GOACC_TILE): New function.
6191 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
6193 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
6194 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
6196 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
6197 avoid DIV for outermost collapse var.
6198 (expand_oacc_for): Insert tile element loop as needed. Adjust.
6199 Remove out of date comments, fix whitespace.
6200 * omp-general.c (omp_extract_for_data): Deal with tiling.
6201 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
6202 adjust OLF_DIM_BASE value.
6203 (struct omp_for_data): Add tiling field.
6204 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
6205 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
6206 for auto loops. Remove default auto determining, moved to
6207 oacc_loop_fixed_partitions.
6208 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6209 stmts, add e_mask field.
6210 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6211 (oacc_thread_numbers): Use oacc_dim_call.
6212 (oacc_xform_tile): New.
6213 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6214 (finish_oacc_loop): Adjust for ifns vector.
6215 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6216 add case for GOACC_TILE fns.
6217 (oacc_loop_xform_loop): Delete.
6218 (oacc_loop_process): Iterate over call list directly, and add
6219 handling for GOACC_TILE fns.
6220 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6222 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6223 vector partitioning to outer loops. Assign 2 partitions to loops
6224 when available. Add TILE handling.
6225 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6226 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6227 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6228 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6229 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6231 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6233 * configure.ac (ACX_BUGURL): Update.
6234 * configure: Regenerate.
6236 2017-02-09 Richard Biener <rguenther@suse.de>
6238 PR tree-optimization/69823
6239 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6240 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6242 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6244 * config/arc/arc-c.def: Add __NPS400__ definition.
6245 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6246 (TARGET_NPS400): Define.
6248 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6250 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6252 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6254 (arc_cpu_types): Fill the arch_info field with a pointer into the
6255 arc_arch_types table.
6256 (arc_selected_cpu): Declare.
6257 * config/arc/arc.c (arc_selected_cpu): Make global.
6258 (arc_selected_arch): Delete.
6259 (arc_base_cpu): Delete.
6260 (arc_override_options): Remove references to deleted variables,
6261 update access to arch information.
6262 (ARC_OPT): Update access to arch information.
6263 (ARC_OPTX): Likewise.
6264 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6265 (TARGET_ARC600): Update access to arch information.
6266 (TARGET_ARC601): Likewise.
6267 (TARGET_ARC700): Likewise.
6268 (TARGET_EM): Likewise.
6269 (TARGET_HS): Likewise.
6270 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6273 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6276 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6277 condition/operands for integer GE/LE/GEU/LEU operations.
6279 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6281 PR translation/79397
6282 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6285 2017-02-08 Martin Jambor <mjambor@suse.cz>
6288 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6289 whether allocation happened.
6290 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6291 nothing was allocated.
6293 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6295 PR tree-optimization/79408
6296 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6297 constant, but SSA_NAME with a known integer range, use the minimum
6298 of that range instead of op1 to determine if modulo can be replaced
6299 with its first operand.
6301 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6303 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6305 2017-02-08 Richard Biener <rguenther@suse.de>
6307 PR tree-optimization/71824
6308 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6309 Check all loops contained in the merged region.
6311 2017-02-07 Andrew Pinski <apinski@cavium.com>
6313 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6315 2017-02-07 Andrew Pinski <apinski@cavium.com>
6317 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6318 (thunderxt88): Likewise.
6319 (thunderxt81): Disable LSE and change v8.1 to v8.
6320 (thunderxt83): Likewise.
6322 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6323 Richard Biener <rguenther@suse.de>
6326 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6327 type from int to size_t.
6328 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6330 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6332 PR rtl-optimization/79386
6333 * cprop.c (bypass_conditional_jumps): Initialize
6334 bypass_last_basic_block already before splitting bbs after
6335 unconditional traps...
6336 (bypass_conditional_jumps): ... rather than here.
6339 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6340 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6341 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6342 fix -masm=intel patterns.
6344 2017-02-07 Richard Biener <rguenther@suse.de>
6346 PR tree-optimization/79256
6348 * builtins.c (get_object_alignment_2): Use min_align_of_type
6349 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6350 and ADJUST_FIELD_ALIGN.
6352 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6354 * doc/tm.texi: Regenerate.
6355 * stor-layout.c (layout_decl): Adjust.
6356 (update_alignment_for_field): Likewise.
6357 (place_field): Likewise.
6358 (min_align_of_type): Likewise.
6359 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6360 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6361 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6362 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6363 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6364 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6365 * config/i386/i386.c (x86_field_alignment): Likewise.
6366 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6367 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6368 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6369 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6370 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6371 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6375 2017-01-30 Richard Biener <rguenther@suse.de>
6377 PR tree-optimization/79256
6378 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6379 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6382 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6384 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6385 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6386 builtins to SImode and emit a zero-extend, if necessary.
6388 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6390 * docs/invoke.texi (RISC-V Options): Alphabetize.
6392 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6394 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6397 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6399 * config/riscv/riscv.c: New file.
6400 * gcc/common/config/riscv/riscv-common.c: Likewise.
6401 * config.gcc: Likewise.
6402 * config/riscv/constraints.md: Likewise.
6403 * config/riscv/elf.h: Likewise.
6404 * config/riscv/generic.md: Likewise.
6405 * config/riscv/linux.h: Likewise.
6406 * config/riscv/multilib-generator: Likewise.
6407 * config/riscv/peephole.md: Likewise.
6408 * config/riscv/pic.md: Likewise.
6409 * config/riscv/predicates.md: Likewise.
6410 * config/riscv/riscv-builtins.c: Likewise.
6411 * config/riscv/riscv-c.c: Likewise.
6412 * config/riscv/riscv-ftypes.def: Likewise.
6413 * config/riscv/riscv-modes.def: Likewise.
6414 * config/riscv/riscv-opts.h: Likewise.
6415 * config/riscv/riscv-protos.h: Likewise.
6416 * config/riscv/riscv.h: Likewise.
6417 * config/riscv/riscv.md: Likewise.
6418 * config/riscv/riscv.opt: Likewise.
6419 * config/riscv/sync.md: Likewise.
6420 * config/riscv/t-elf-multilib: Likewise.
6421 * config/riscv/t-linux: Likewise.
6422 * config/riscv/t-linux-multilib: Likewise.
6423 * config/riscv/t-riscv: Likewise.
6424 * configure.ac: Likewise.
6425 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6426 Waterman as RISC-V maintainers.
6427 * doc/install.texi: Add RISC-V entries.
6428 * doc/invoke.texi: Add RISC-V options section.
6429 * doc/md.texi: Add RISC-V constraints section.
6430 * configure: Regenerated.
6432 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6435 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6436 false values to be constant vectors with all 0 or all 1 bits set.
6437 (vcondu<mode><mode>): Likewise.
6438 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6440 (fpmask_comparison_operator): Update comment.
6441 (vecint_comparison_operator): New predicate.
6442 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6443 vector conditionals when the true and false values are constant
6444 vectors with all 0 bits or all 1 bits set.
6446 2017-02-06 Martin Sebor <msebor@redhat.com>
6448 PR tree-optimization/79376
6449 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6451 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6453 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6454 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6455 to simplify split condition.
6457 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6459 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6460 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6463 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6465 PR rtl-optimization/68664
6466 * target.def (can_speculate_insn): New hook.
6467 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6468 * doc/tm.texi: Regenerate.
6469 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6470 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6471 (rs6000_sched_can_speculate_insn): New function.
6473 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6475 PR tree-optimization/79284
6476 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6477 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6478 vectorizable_mask_load_store, vectorizable_operation,
6479 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6480 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6481 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6482 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6483 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6484 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6485 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6486 is_gimple_assign (stmt). Replace another such test with
6487 is_gimple_assign (stmt).
6489 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6492 * config/avr/avr.c (rtl-iter.h): Include it.
6493 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6494 (avr_legitimate_combined_insn): ...and implementation.
6496 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6498 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6499 * config/s390/s390.c (s390_const_operand_ok)
6500 (s390_canonicalize_comparison, s390_extract_part)
6501 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6502 (s390_contiguous_bitmask_p, s390_rtx_costs)
6503 (legitimize_pic_address): Likewise.
6504 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6505 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6506 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6507 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6508 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6510 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6512 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6513 REGNO($0) == REGNO($1).
6515 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6517 * config/s390/linux.h(SIZE_TYPE): Add comment.
6519 2017-02-06 Julian Brown <julian@codesourcery.com>
6520 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6521 Virendra Pathak <virendra.pathak@broadcom.com>
6523 * config/aarch64/aarch64-cores.def: Change the scheduler
6525 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6526 * config/aarch64/thunderx2t99.md: New file.
6528 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6530 * doc/standards.texi (Go Language): Update link to language
6533 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6535 * tree-eh.c (lower_resx): Sanitize profile.
6536 (cleanup_empty_eh_move_lp): Likewise.
6538 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6541 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6543 * cfgloopmanip.h (loop_version): Update prototype.
6544 * modulo-sched.c (sms_schedule): Update call of loop_version.
6545 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6546 * tree-parloops.c (gen_parallel_loop): Likewise.
6547 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6548 * tree-ssa-loop-split.c (split_loop): Likewise.
6549 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6550 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6552 2017-02-05 Martin Liska <mliska@suse.cz>
6555 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6557 (print_operand_address): Initialize a struct to zero.
6559 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6561 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6562 garbage collector only in textual form.
6564 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6566 * doc/extend.texi (x86 specific memory model extensions for
6567 transactional memory): Simplify a phrase.
6569 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6572 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6573 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6574 (atomic_storedi_1): Likewise.
6576 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6578 PR tree-optimization/79338
6579 * tree-parloops.c (gather_scalar_reductions): Don't call
6580 vect_analyze_loop_form for loop->inner before destroying loop's
6583 2017-02-03 Martin Sebor <msebor@redhat.com>
6585 PR tree-optimization/79327
6586 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6587 when precision has resulted in leading zeros.
6588 (format_integer): Adjust the likely counter to assume an unknown
6589 argument that may be zero is non-zero.
6591 2017-02-03 Jason Merrill <jason@redhat.com>
6594 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6595 avoid copying non-taken branch.
6597 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6599 PR tree-optimization/79340
6600 * tree-vect-loop.c (vectorizable_reduction): Release
6601 vec_defs elements after safe_splicing them into other vectors.
6604 PR tree-optimization/79327
6605 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6606 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6608 (format_integer): Use wide_int_to_tree instead of build_int_cst
6609 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6610 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6611 of shortest and longest sequence.
6613 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6615 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6616 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6618 2017-02-03 Walter Lee <walt@tilera.com>
6621 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6622 after initial stackframe link reg save.
6623 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6625 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6628 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6629 wu for stxssp alternative.
6631 2017-02-03 Martin Sebor <msebor@redhat.com>
6633 PR tree-optimization/79352
6634 * gimple-fold.c (get_range_strlen): Add argument.
6635 (get_range_strlen): Change return type to bool.
6636 (get_maxval_strlen): Pass in a dummy argument.
6637 * gimple-fold.h (get_range_strlen): Change return type to bool.
6638 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6639 * tree.h (array_at_struct_end_p): Add argument.
6640 * tree.c (array_at_struct_end_p): Handle it.
6642 2017-02-03 Martin Liska <mliska@suse.cz>
6645 * multiple_target.c (create_dispatcher_calls): Redirect edge
6646 from a caller of a dispatcher.
6647 (expand_target_clones): Make the clones local.
6648 (ipa_target_clone): Do both target clones and resolvers.
6649 (ipa_dispatcher_calls): Remove the pass.
6650 (pass_dispatcher_calls::gate): Likewise.
6651 (make_pass_dispatcher_calls): Likewise.
6652 * passes.def (pass_target_clone): Put as very first IPA early
6655 2017-02-03 Martin Liska <mliska@suse.cz>
6657 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6658 in case of a function with ifunc attribute.
6660 2017-02-03 Martin Liska <mliska@suse.cz>
6662 * cgraph.c (cgraph_node::dump): Dump function version info.
6663 * symtab.c (symtab_node::dump_base): Add missing new line.
6665 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6667 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6668 (ifcombine_ifandif): Use it.
6670 2017-02-03 Martin Liska <mliska@suse.cz>
6672 * doc/invoke.texi: Document default value for
6673 use-after-scope-direct-emission-threshold.
6675 2017-02-03 Martin Liska <mliska@suse.cz>
6677 PR tree-optimization/79339
6678 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6679 (format_floating): Likewise.
6681 2017-02-03 Martin Liska <mliska@suse.cz>
6684 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6686 (ipa_node_params_t::remove): Likewise.
6687 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6688 initialization from removed ipa_node_params_t::insert.
6689 (ipa_node_params::~ipa_node_params): Move from removed
6690 ipa_node_params_t::release.
6691 * symbol-summary.h (symbol_summary::m_released): New member.
6692 Do not release a summary twice. Do not allow to call finalizer
6693 for types of a summary that live in GGC memory.
6695 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6697 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6700 2017-02-02 Martin Sebor <msebor@redhat.com>
6703 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6704 (format_string): Tighten up the range of output for non-constant
6705 strings and correct the expected range for wide non-constant strings.
6707 2017-02-02 Martin Sebor <msebor@redhat.com>
6709 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6712 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6714 (-fdump-tree-@var): Add to index and document how to come up
6715 with pass-specific option and dump file names.
6716 (-fdump-passes): Clarify where to look for output.
6718 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6721 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6722 statistics of the analyzed path; allow threading for speed when
6723 any of BBs along the path are optimized for speed.
6725 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6728 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6729 settings of the virtual registers.
6732 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6734 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6735 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6738 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6740 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6741 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6743 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6745 * config/s390/s390.md: Add missing comments with the expanded
6747 * config/s390/vector.md: Likewise.
6748 * config/s390/vx-builtins.md: Likewise.
6750 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6753 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6754 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6755 conditions on a single line.
6757 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6759 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6760 __S390_VX__ to __VX__.
6762 2017-02-01 Andrew Pinski <apinski@cavium.com>
6764 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6765 stmt_info to record_stmt_cost.
6766 (vect_get_known_peeling_cost): Pass stmt_info if known to
6768 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6769 cpu_vector_cost field into
6770 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6771 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6772 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6773 splitting of scalar_stmt_cost and vec_stmt_cost.
6774 (thunderx_vector_cost): Likewise.
6775 (cortexa57_vector_cost): LIkewise.
6776 (exynosm1_vector_cost): Likewise.
6777 (xgene1_vector_cost): Likewise.
6778 (thunderx2t99_vector_cost): Improve after the splitting of the two
6780 (aarch64_builtin_vectorization_cost): Update for the splitting of
6781 scalar_stmt_cost and vec_stmt_cost.
6783 2017-02-01 Torvald Riegel <triegel@redhat.com>
6784 Richard Henderson <rth@redhat.com>
6786 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6787 conditional on existance of a fast atomic load.
6788 * optabs-query.c (can_atomic_load_p): New function.
6789 * optabs-query.h (can_atomic_load_p): Declare it.
6790 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6791 no fast atomic load is available for the particular size of access.
6792 (expand_atomic_compare_and_swap): Likewise.
6793 (expand_atomic_load): Likewise.
6794 (expand_atomic_store): Likewise.
6795 (expand_atomic_fetch_op): Likewise.
6796 * testsuite/lib/target-supports.exp
6797 (check_effective_target_sync_int_128): Remove x86 because it provides
6798 no fast atomic load.
6799 (check_effective_target_sync_int_128_runtime): Likewise.
6801 2017-02-01 Richard Biener <rguenther@suse.de>
6803 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6804 (graphite_transform_loops): Provide opt-info for optimized nests.
6805 * tree-parloop.c (parallelize_loops): Provide opt-info for
6808 2017-02-01 Richard Biener <rguenther@suse.de>
6811 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6814 2017-02-01 Richard Biener <rguenther@suse.de>
6816 PR tree-optimization/71824
6817 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6818 Verify the loops are valid in the merged SESE region.
6819 (scop_detection::can_represent_loop_1): Check analyzing the
6820 evolution of the number of iterations in the region succeeds.
6822 2017-01-31 Ian Lance Taylor <iant@golang.org>
6824 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6825 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6827 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6829 PR preprocessor/79210
6830 * input.c (get_substring_ranges_for_loc): Replace line_width
6831 assertion with error-handling.
6833 2017-01-31 Richard Biener <rguenther@suse.de>
6835 PR tree-optimization/77318
6836 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6837 (create_pw_aff_from_tree): Take loop parameter.
6838 (add_condition_to_pbb): Pass loop of the condition to
6839 create_pw_aff_from_tree.
6841 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6843 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6844 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6846 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6850 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6852 (convert_int_to_float128): Likewise.
6853 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6854 (convert_int_to_float128): Likewise.
6855 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6856 (UNSPEC_IEEE128_CONVERT): Likewise.
6857 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6858 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6859 Use local variables for IBM extended format.
6860 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6861 (fix_trunc<mode>si2_fprs): Likewise.
6862 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6863 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6864 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6865 to know that we can now have integers of all sizes in vector
6867 (fix<uns>_<mode>di2_hw): Likewise.
6868 (float<uns>_<mode>si2_hw): Likewise.
6869 (fix_<mode>si2_hw): Likewise.
6870 (fixuns_<mode>si2_hw): Likewise.
6871 (float<uns>_<mode>di2_hw): Likewise.
6872 (float_<mode>di2_hw): Likewise.
6873 (float_<mode>si2_hw): Likewise.
6874 (floatuns_<mode>di2_hw): Likewise.
6875 (floatuns_<mode>si2_hw): Likewise.
6876 (xscvqp<su>wz_<mode>): Delete, no longer used.
6877 (xscvqp<su>dz_<mode>): Likewise.
6878 (xscv<su>dqp_<mode>): Likewise.
6879 (ieee128_mfvsrd_64bit): Likewise.
6880 (ieee128_mfvsrd_32bit): Likewise.
6881 (ieee128_mfvsrwz): Likewise.
6882 (ieee128_mtvsrw): Likewise.
6883 (ieee128_mtvsrd_64bit): Likewise.
6884 (ieee128_mtvsrd_32bit): Likewise.
6886 2017-01-31 Martin Liska <mliska@suse.cz>
6889 * ipa-prop.c (ipa_free_all_node_params): Call release method
6890 instead of ~sumbol_summary to not to trigger double times
6893 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6895 PR tree-optimization/71691
6896 * bitmap.h (class auto_bitmap): New.
6897 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6898 is_maybe_undefined instead of ssa_undefined_value_p.
6900 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6902 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6903 __S390_ARCH_LEVEL__ to __ARCH__.
6905 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6907 PR tree-optimization/79267
6908 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6909 if should_remove_lhs_p is true.
6911 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6914 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6915 (add_alignment_attribute): New.
6916 (base_type_die): Add alignment attribute.
6917 (subrange_type_die): Likewise.
6918 (modified_type_die): Likewise.
6919 (gen_array_type_die): Likewise.
6920 (gen_descr_array_type_die: Likewise.
6921 (gen_enumeration_type_die): Likewise.
6922 (gen_subprogram_die): Likewise.
6923 (gen_variable_die): Likewise.
6924 (gen_field_die): Likewise.
6925 (gen_ptr_to_mbr_type_die): Likewise.
6926 (gen_struct_or_union_type_die): Likewise.
6927 (gen_subroutine_type_die): Likewise.
6928 (gen_typedef_die): Likewise.
6929 (base_type_cmp): Compare alignment attribute.
6931 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6934 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6935 (setb_unsigned) New pattern for setb with CCUNS.
6936 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6937 subfc./subfe sequence to avoid overflow problems. Generate a
6938 shorter sequence with cmpld/setb for power9.
6939 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6940 for generating subfc. instruction.
6941 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6942 now uses this instruction.
6944 2017-01-30 Ian Lance Taylor <iant@google.com>
6947 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6948 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6950 2017-01-30 Martin Sebor <msebor@redhat.com>
6952 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6953 Move constant to the right of a relational operator.
6954 (get_mpfr_format_length, format_character, format_string): Ditto.
6955 (should_warn_p, maybe_warn): Same.
6957 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6959 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6962 * asan.c (get_translation_unit_decl): Remove function.
6963 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6965 2017-01-30 Martin Liska <mliska@suse.cz>
6967 PR gcov-profile/79259
6968 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6971 2017-01-30 Martin Liska <mliska@suse.cz>
6974 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6975 Initialize variables with NULL value.
6977 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6980 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6982 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6984 2017-01-30 Richard Biener <rguenther@suse.de>
6986 PR tree-optimization/79276
6987 * tree-vrp.c (process_assert_insertions): Properly adjust common
6988 when removing a duplicate.
6990 * gcc.dg/torture/pr79276.c: New testcase.
6992 2017-01-30 Richard Biener <rguenther@suse.de>
6994 PR tree-optimization/79256
6995 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6996 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6998 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
7000 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
7003 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
7004 ("*r<noxa>sbg_<mode>_sll_bitmask")
7005 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7006 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
7007 Use contiguous_bitmask_nowrap_operand.
7009 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7012 * config/rs6000/altivec.h (vec_xl): Revise #define.
7013 (vec_xst): Likewise.
7015 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
7017 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
7019 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
7021 PR rtl-optimization/79194
7022 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
7023 traps before call to bypass_conditional_jumps.
7025 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7027 PR tree-optimization/71374
7028 * lra-constraints.c (check_conflict_input_operands): New.
7029 (match_reload): Use it.
7031 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7034 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
7035 account to calculate conflict_set.
7037 2017-01-27 Bin Cheng <bin.cheng@arm.com>
7039 PR rtl-optimization/78559
7040 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
7041 other_insn in combine.
7043 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
7045 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
7046 uint16_type_node for BT_UINT16.
7048 2017-01-27 David Malcolm <dmalcolm@redhat.com>
7050 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
7051 "RTL Tests" to menu.
7052 (GIMPLE Tests): New node.
7053 (RTL Tests): New node.
7055 2017-01-27 Richard Biener <rguenther@suse.de>
7057 PR tree-optimization/79245
7058 * tree-loop-distribution.c (distribute_loop): Apply cost
7059 modeling also to detected patterns.
7061 2017-01-27 Richard Biener <rguenther@suse.de>
7063 PR tree-optimization/71433
7064 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
7065 (compare_assert_loc): New function.
7066 (process_assert_insertions): Sort and optimize assert locations
7067 to remove duplicates and push down identical assertions on
7068 edges to their destination block.
7070 2017-01-27 Richard Biener <rguenther@suse.de>
7072 PR tree-optimization/79244
7073 * tree-vrp.c (remove_range_assertions): Forcefully propagate
7074 out SSA names even if abnormal.
7076 2017-01-27 Jakub Jelinek <jakub@redhat.com>
7078 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
7079 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
7080 instead of MPFR_RNDN.
7082 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
7085 * arm.c (arm_option_override): Don't call build_target_option_node
7086 until after doing all option overrides.
7087 (arm_valid_target_attribute_tree): Likewise.
7089 2017-01-27 Martin Liska <mliska@suse.cz>
7091 * doc/invoke.texi (-fprofile-arcs): Document profiling support
7092 for {cd}tors and C++ {cd}tors.
7094 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
7096 * config/s390/s390.md ("*setmem_long_and")
7097 ("*setmem_long_and_31z"): Use zero_extend instead of and.
7099 2017-01-26 Martin Sebor <msebor@redhat.com>
7101 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
7104 2017-01-26 Martin Sebor <msebor@redhat.com>
7106 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
7107 HAVE_DFmode before using XFmode or DFmode.
7108 (parse_directive): Avoid using the z length modifier to avoid
7109 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
7112 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
7113 to accept adjustment as an array.
7114 (get_int_range): New function.
7115 (struct directive): Make width and prec arrays.
7116 (directive::set_width, directive::set_precision): Call get_int_range.
7117 (format_integer, format_floating): Handle width and precision ranges.
7118 (format_string, parse_directive): Same.
7120 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7123 * dwarf2out.c (generate_skeleton_bottom_up): For children with
7124 comdat_type_p set, just clone them, but keep the children in the
7128 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
7129 which have direct callers with -fvar-tracking-assignments enabled
7131 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
7132 inside of type units.
7134 2017-01-26 Martin Sebor <msebor@redhat.com>
7137 * gimple-ssa-sprintf.c (struct result_range): Add likely and
7139 (struct format_result): Replace number_chars, number_chars_min,
7140 and number_chars_max with a single member of struct result_range.
7142 (format_result::operator+=): Adjust.
7143 (struct fmtresult): Remove bounded. Handle likely and unlikely
7145 (fmtresult::adjust_for_width_or_precision): New function.
7146 (fmtresult:type_max_digits): New function.
7147 (bytes_remaining): Handle likely and unlikely counters.
7148 (min_bytes_remaining): Remove.
7149 (format_percent): Simplify.
7150 (format_integer, format_floating): Set likely and unlikely counters.
7151 (get_string_length, format_character, format_string): Same.
7152 (format_plain, should_warn_p): New function.
7153 (maybe_warn): Call should_warn_p. Update diagnostic messages
7154 and handle those for all directives, including plain strings.
7155 (format_directive): Handle likely and unlikely counters.
7156 Remove unnecessary quoting from diagnostics. Add an informational
7158 (add_bytes): Remove.
7159 (pass_sprintf_length::compute_format_length): Simplify.
7160 (try_substitute_return_value): Handle likely and unlikely counters.
7162 2017-01-26 Carl Love <cel@us.ibm.com>
7164 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
7165 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
7167 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
7170 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
7171 endianess for subregs into account.
7172 * lra-constraints.c (lra_constraints): Do risky transformations
7173 always on the first iteration.
7174 * lra-lives.c (check_pseudos_live_through_calls): Add arg
7175 last_call_used_reg_set.
7176 (process_bb_lives): Define and use last_call_used_reg_set.
7177 * lra.c (lra): Always continue after lra_constraints on the first
7180 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
7182 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
7184 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
7186 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7188 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
7189 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
7190 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
7191 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
7192 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
7193 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
7194 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
7195 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
7196 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
7198 2017-01-26 Marek Polacek <polacek@redhat.com>
7201 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
7202 for the third operand.
7204 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7207 * omp-low.c (struct omp_context): Add simt_stmt field.
7208 (scan_omp_for): Return omp_context *.
7209 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7210 context to the _simt_ SIMD stmt.
7211 (lower_omp_for): For combined SIMD with sibling _simt_
7212 SIMD, make sure to use the same decls in _looptemp_
7213 clauses as in the sibling.
7215 2017-01-26 David Sherwood <david.sherwood@arm.com>
7218 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7221 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7224 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7225 emit fld b; fld a; if possible.
7227 * brig-builtins.def: Update copyright years.
7228 * config/arm/arm_acle_builtins.def: Update copyright years.
7230 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7233 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7234 constraint instead of o for the stxsd instruction.
7236 2017-01-25 Carl Love <cel@us.ibm.com>
7238 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7239 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7241 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7243 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7245 2017-01-25 Richard Biener <rguenther@suse.de>
7247 PR tree-optimization/69264
7248 * target.def (vector_alignment_reachable): Improve documentation.
7249 * doc/tm.texi: Regenerate.
7250 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7252 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7253 earlier changes with respect to TYPE_USER_ALIGN.
7254 (vector_alignment_reachable_p): Likewise. Improve dumping.
7256 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7259 * config/arm/arm.md (xordi3): Force constant operand into a register
7262 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7264 * doc/invoke.texi (-fstore-merging): Correct default optimization
7265 levels at which it is enabled.
7266 (-O): Move -fstore-merging from list to...
7269 2017-01-25 Richard Biener <rguenther@suse.de>
7272 * omp-expand.c: Include debug.h.
7273 (expand_omp_taskreg): Make sure to generate early debug before
7274 outlining anything from a function.
7275 (expand_omp_target): Likewise.
7276 (grid_expand_target_grid_body): Likewise.
7278 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7281 * asan.c (get_translation_unit_decl): New function.
7282 (asan_add_global): Extract modules file name from globals
7283 TRANSLATION_UNIT_DECL name.
7285 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7288 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7289 for long calls with APCS frame and VFP.
7291 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7293 * cfg.c (original_copy_tables_initialized_p): New function.
7294 * cfg.h (original_copy_tables_initialized_p): New decl.
7295 * cfgrtl.c (relink_block_chain): Guard the call to
7296 free_original_copy_tables with a call to
7297 original_copy_tables_initialized_p.
7298 * cgraph.h (symtab_node::native_rtl_p): New decl.
7299 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7300 (symtab_node::needed_p): Don't assert for early assembly output
7301 for __RTL functions.
7302 (cgraph_node::finalize_function): Set "force_output" for __RTL
7304 (cgraph_node::analyze): Bail out early for __RTL functions.
7305 (analyze_functions): Update assertion to support __RTL functions.
7306 (cgraph_node::expand): Bail out early for __RTL functions.
7307 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7309 * function.h (struct function): Update comment for field
7311 * gimple-expr.c: Include "tree-pass.h".
7312 (gimple_has_body_p): Return false for __RTL functions.
7313 * Makefile.in (OBJS): Add run-rtl-passes.o.
7314 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7316 (gcc::pass_manager::get_clean_slate): New accessor.
7317 * passes.c: Include "insn-addr.h".
7318 (should_skip_pass_p): Add logging. Update logic for running
7319 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7320 property-provider override so it is only done for gimple passes.
7322 (skip_pass): New function.
7323 (execute_one_pass): Call skip_pass when skipping passes.
7324 * read-md.c (md_reader::read_char): Support filtering
7325 the input to a subset of line numbers.
7326 (md_reader::md_reader): Initialize fields
7327 m_first_line and m_last_line.
7328 (md_reader::read_file_fragment): New function.
7329 * read-md.h (md_reader::read_file_fragment): New decl.
7330 (md_reader::m_first_line): New field.
7331 (md_reader::m_last_line): New field.
7332 * read-rtl-function.c (function_reader::create_function): Only
7333 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7334 curr_properties. Set DECL_INITIAL to a dummy block.
7335 (read_rtl_function_body_from_file_range): New function.
7336 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7338 * run-rtl-passes.c: New file.
7339 * run-rtl-passes.h: New file.
7341 2017-01-24 Jeff Law <law@redhat.com>
7343 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7346 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7348 PR tree-optimization/79159
7349 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7350 (record_nonwrapping_iv): Improve boundary using above function if no
7351 value range information.
7353 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7354 Martin Jambor <mjambor@suse.cz>
7356 * brig-builtins.def: New file.
7357 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7358 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7359 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7360 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7361 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7362 * builtin-types.def (BT_INT8): New.
7363 (BT_INT16): Likewise.
7364 (BT_UINT8): Likewise.
7365 (BT_UINT16): Likewise.
7366 (BT_FN_ULONG): Likewise.
7367 (BT_FN_UINT_INT): Likewise.
7368 (BT_FN_UINT_ULONG): Likewise.
7369 (BT_FN_UINT_LONG): Likewise.
7370 (BT_FN_UINT_PTR): Likewise.
7371 (BT_FN_ULONG_PTR): Likewise.
7372 (BT_FN_INT8_FLOAT): Likewise.
7373 (BT_FN_INT16_FLOAT): Likewise.
7374 (BT_FN_UINT32_FLOAT): Likewise.
7375 (BT_FN_UINT16_FLOAT): Likewise.
7376 (BT_FN_UINT8_FLOAT): Likewise.
7377 (BT_FN_UINT64_FLOAT): Likewise.
7378 (BT_FN_UINT16_UINT32): Likewise.
7379 (BT_FN_UINT32_UINT16): Likewise.
7380 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7381 (BT_FN_INT_PTR_INT): Likewise.
7382 (BT_FN_UINT_PTR_UINT): Likewise.
7383 (BT_FN_LONG_PTR_LONG): Likewise.
7384 (BT_FN_ULONG_PTR_ULONG): Likewise.
7385 (BT_FN_VOID_UINT64_UINT64): Likewise.
7386 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7387 (BT_FN_INT8_INT8_INT8): Likewise.
7388 (BT_FN_INT16_INT16_INT16): Likewise.
7389 (BT_FN_INT_INT_INT): Likewise.
7390 (BT_FN_UINT_FLOAT_UINT): Likewise.
7391 (BT_FN_FLOAT_UINT_UINT): Likewise.
7392 (BT_FN_ULONG_UINT_UINT): Likewise.
7393 (BT_FN_ULONG_UINT_PTR): Likewise.
7394 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7395 (BT_FN_UINT_UINT_UINT): Likewise.
7396 (BT_FN_VOID_UINT_PTR): Likewise.
7397 (BT_FN_UINT_UINT_PTR: Likewise.
7398 (BT_FN_UINT32_UINT64_PTR): Likewise.
7399 (BT_FN_INT_INT_UINT_UINT): Likewise.
7400 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7401 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7402 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7403 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7404 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7405 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7406 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7407 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7408 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7409 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7410 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7411 * doc/frontends.texi: List BRIG FE.
7412 * doc/install.texi (Testing): Add BRIG tesring requirements.
7413 * doc/invoke.texi (Overall Options): Mention BRIG.
7414 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7416 2017-01-24 Richard Biener <rguenther@suse.de>
7418 PR translation/79208
7419 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7421 2017-01-24 Martin Jambor <mjambor@suse.cz>
7424 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7425 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7428 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7431 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7432 casts from signed to unsigned really don't have a range.
7434 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7436 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7437 GMP_RNDx for compatiblity.
7439 2017-01-24 Martin Liska <mliska@suse.cz>
7442 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7443 that would prevent us to call alloca with -1 as argument.
7445 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7447 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7448 Avoid -Wformat-security warning.
7450 2017-01-23 Andrew Pinski <apinski@cavium.com>
7452 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7455 2017-01-23 Martin Sebor <msebor@redhat.com>
7458 * gimple-ssa-sprintf.c (warn_level): New global.
7459 (format_integer): Use it here and throughout the rest of the file.
7460 Use the same switch to compute sign as base.
7461 (maybe_warn): New function.
7462 (format_directive): Factor out warnings into maybe_warn.
7463 Add debugging output. Use warn_level.
7464 (add_bytes): Use warn_level.
7465 (pass_sprintf_length::compute_format_length): Add debugging output.
7466 (try_substitute_return_value): Same.
7467 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7470 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7471 (struct fmtresult, format_integer, format_floating): Adjust.
7472 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7473 (get_string_length, format_string,format_directive): Same.
7474 (pass_sprintf_length::compute_format_length): Same.
7475 (try_substitute_return_value): Simplify slightly.
7478 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7479 (fmtresult::operator+=): Outlined.
7480 (struct fmtresult): Add ctors.
7481 (struct conversion_spec): Rename...
7482 (struct directive): ...to this. Add and remove data members.
7483 (directive::set_width, directive::set_precision): New functions.
7484 (format_percent): Use fmtresult ctor.
7485 (get_width_and_precision): Remove.
7486 (format_integer): Make naming changes. Avoid computing width and
7488 (format_floating): Same. Adjust indentation.
7489 (format_character, format_none): New functions.
7490 (format_string): Moved character handling to format_character.
7491 (format_directive): Remove arguments, change return type.
7492 (parse_directive): New function.
7493 (pass_sprintf_length::compute_format_length): Move directive
7494 parsing to parse_directive.
7496 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7498 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7499 (assign_assembler_name_if_needed): ... this.
7500 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7501 (assign_assembler_name_if_needed): ... this.
7502 (free_lang_data_in_cgraph): Adjust callers.
7503 * cgraphunit.c (cgraph_node::analyze): Likewise.
7504 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7507 2017-01-23 Richard Biener <rguenther@suse.de>
7509 PR tree-optimization/79088
7510 PR tree-optimization/79188
7511 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7512 resetting loop bounds after last path deletion. Reset loop
7513 bounds of the target loop, make code match the comments.
7514 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7515 Make sure loops need no fixups.
7517 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7519 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7520 exponent support with double type for first argument.
7521 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7522 type returned by __builtin_vec_extract_sig,
7523 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7524 functions from "vector int" to "vector unsigned int" or from
7525 "vector long long int" to "vector unsigned long long int".
7526 Changed type returned by __builtin_vec_extract_exp,
7527 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7528 functions from "vector int" to "vector unsigned int" or from
7529 "vector long long int" to "vector unsigned long long int".
7530 Changed return type of __builtin_vec_test_data_class,
7531 __builtin_vec_test_data_class_sp, and
7532 __builtin_vec_test_data_class_dp from "vector int" to
7533 "vector bool int" or from "vector long long int" to "vector bool
7534 long long int" and changed second argument type from "unsigned
7535 int" to "int". Added new overloaded function forms "vector float
7536 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7537 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7538 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7539 double, vector unsigned long long int)" and "vector double
7540 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7541 long int)". Changed return type of
7542 __builtin_scalar_test_data_class and
7543 __builtin_scalar_test_data_class_sp and
7544 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7545 int" and changed second argument from "unsigned int" to "int".
7546 Changed type returned by __builtin_scalar_test_neg,
7547 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7548 from "int" to "bool int". Added new overloaded function form
7549 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7550 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7551 exponent double-precision with floating point first argument.
7552 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7553 documentation of scalar_test_data_class, scalar_test_neg,
7554 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7555 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7556 vec_test_data_class built-in functions to reflect refinements in
7557 their type signatures.
7559 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7561 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7563 (aarch64_elf_asm_destructor): Likewise.
7565 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7567 PR rtl-optimization/78634
7568 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7569 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7570 * ifcvt.c (noce_try_cmove): Add missing cost check.
7572 PR rtl-optimization/71724
7573 * combine.c (if_then_else_cond): Look for situations where it is
7574 beneficial to undo the work of one of the recursive calls.
7576 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7578 PR tree-optimization/70754
7579 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7580 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7581 combined stmt before it if not NULL.
7582 (combine_chains): Process refs reversely and compute dominance point
7585 2017-01-23 Martin Liska <mliska@suse.cz>
7587 PR tree-optimization/79196
7588 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7589 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7591 (strlen_optimize_stmt): Call the renamed function.
7593 2017-01-23 Michael Matz <matz@suse.de>
7595 PR tree-optimization/78384
7596 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7598 2017-01-23 Richard Biener <rguenther@suse.de>
7600 PR tree-optimization/79186
7601 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7602 both incoming edges before moving an assert.
7604 2017-01-23 Martin Jambor <mjambor@suse.cz>
7606 * ipa-prop.c (load_from_param_1): Removed.
7607 (load_from_unmodified_param): Bits from load_from_param_1 put back
7609 (load_from_param): Removed.
7610 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7611 with stmt. Reverted back to use of load_from_unmodified_param.
7613 2017-01-23 Martin Jambor <mjambor@suse.cz>
7616 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7617 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7618 field a pointer to garbage collected vector, mark lattices and
7619 ipcp_orig_node with GTY((skip)).
7620 (ipa_get_param_count): Adjust to descriptors being a pointer.
7621 (ipa_get_param): Likewise.
7622 (ipa_get_type): Likewise.
7623 (ipa_get_param_move_cost): Likewise.
7624 (ipa_set_param_used): Likewise.
7625 (ipa_get_controlled_uses): Likewise.
7626 (ipa_set_controlled_uses): Likewise.
7627 (ipa_is_param_used): Likewise.
7628 (ipa_node_params_t): Move into garbage collector. New methods insert
7630 (ipa_node_params_sum): Annotate wth GTY(()).
7631 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7633 (ipa_load_from_parm_agg): Adjust declaration.
7634 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7635 * ipa-profile.c (ipa_profile): Likewise.
7636 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7637 (ipa_populate_param_decls): Make descriptors parameter garbage
7639 (ipa_dump_param): Adjust to descriptors being a pointer.
7640 (ipa_alloc_node_params): Likewise.
7641 (ipa_initialize_node_params): Likewise.
7642 (load_from_param_1): Make descriptors parameter garbage collected.
7643 (load_from_unmodified_param): Likewise.
7644 (load_from_param): Likewise.
7645 (ipa_load_from_parm_agg): Likewise.
7646 (ipa_node_params::~ipa_node_params): Removed.
7647 (ipa_free_all_node_params): Remove call to delete operator.
7648 (ipa_node_params_t::insert): New.
7649 (ipa_node_params_t::remove): Likewise.
7650 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7651 copy known_csts and known_contexts vectors.
7652 (ipa_read_node_info): Adjust to descriptors being a pointer.
7653 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7655 (ipcp_transform_function): Make descriptors variable garbage
7658 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7660 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7661 * config/i386/avx512dqintrin.h: Ditto.
7662 * config/i386/avx512fintrin.h: Ditto.
7663 * gcc/config/i386/i386.c: Handle new builtins.
7664 * config/i386/i386-builtin.def: Add new builtins.
7665 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7666 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7668 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7669 Martin Liska <mliska@suse.cz>
7671 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7672 * asan.c (asan_expand_poison_ifn): Support stores and use
7673 appropriate ASAN report function.
7674 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7675 * internal-fn.def (ASAN_POISON_USE): Declare.
7676 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7677 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7678 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7679 ASAN_POISON calls w/o LHS.
7680 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7681 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7682 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7683 * gimplify.c (asan_poison_variables): Add attribute
7684 use_after_scope_memory to variables that really needs to live
7686 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7687 having the attribute.
7689 2017-01-23 Martin Liska <mliska@suse.cz>
7691 * asan.c (create_asan_shadow_var): New function.
7692 (asan_expand_poison_ifn): Likewise.
7693 * asan.h (asan_expand_poison_ifn): New declaration.
7694 * internal-fn.c (expand_ASAN_POISON): Likewise.
7695 * internal-fn.def (ASAN_POISON): New builtin.
7696 * sanopt.c (pass_sanopt::execute): Expand
7697 asan_expand_poison_ifn.
7698 * tree-inline.c (copy_decl_for_dup_finish): Make function
7700 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7701 * tree-ssa.c (is_asan_mark_p): New function.
7702 (execute_update_addresses_taken): Rewrite local variables
7703 (identified just by use-after-scope as addressable) into SSA.
7705 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7707 * doc/install.texi (Specific): opensource.apple.com uses https
7708 now. Remove trailing slash.
7710 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7712 * README.Portability: Remove note on an Irix compatibility issue.
7714 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7716 * gcov.c (INCLUDE_ALGORITHM): Define.
7717 (INCLUDE_VECTOR): Define.
7718 No longer include <vector> and <algorithm> directly.
7720 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7722 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7724 * doc/invoke.texi (Code Gen Options): Ditto.
7726 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7729 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7731 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7733 rtl-optimization/79125
7734 * cprop.c (local_cprop_pass): Handle cases where we make an
7737 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7741 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7742 read from, for big endian.
7744 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7746 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7747 register pauth builtins for LP64 only.
7749 2017-01-20 Marek Polacek <polacek@redhat.com>
7752 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7755 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7757 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7759 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7760 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7761 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7763 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7766 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7767 in big-endian mode when they are not a single duplicated value.
7769 2017-01-20 Richard Biener <rguenther@suse.de>
7771 * BASE-VER: Bump to 7.0.1.
7773 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7775 * omp-low.c (omplow_simd_context): New struct. Use it...
7776 (lower_rec_simd_input_clauses): ...here and...
7777 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7778 references to idx, lane, max_vf, is_simt.
7780 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7782 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7785 2017-01-20 Martin Jambor <mjambor@suse.cz>
7787 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7788 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7790 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7791 (GTFILES): Rename hsa.c to hsa-common.c.
7792 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7793 * hsa-dump.c: Likewise.
7794 * hsa-gen.c: Likewise.
7795 * hsa-regalloc.c: Likewise.
7796 * ipa-hsa.c: Likewise.
7797 * omp-expand.c: Likewise.
7798 * omp-low.c: Likewise.
7799 * toplev.c: Likewise.
7801 2017-01-20 Marek Polacek <polacek@redhat.com>
7804 * doc/invoke.texi: Document -Wduplicated-branches.
7805 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7806 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7807 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7808 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7809 return 0 only when not OEP_LEXICOGRAPHIC.
7810 (fold_build_cleanup_point_expr): Use the expression
7811 location when building CLEANUP_POINT_EXPR.
7812 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7813 * tree.c (add_expr): Handle error_mark_node.
7815 2017-01-20 Martin Liska <mliska@suse.cz>
7818 * tree-profile.c (init_ic_make_global_vars): Do not call
7820 (gimple_init_gcov_profiler): Likewise.
7822 2017-01-20 Martin Liska <mliska@suse.cz>
7825 * cgraph.h (maybe_create_reference): Remove argument and
7827 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7829 * ipa-cp.c (create_specialized_node): Likewise.
7830 * symtab.c (symtab_node::maybe_create_reference): Handle
7831 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7833 2017-01-20 Martin Liska <mliska@suse.cz>
7835 * read-rtl-function.c (function_reader::create_function): Use
7836 build_decl instread of build_decl_stat.
7838 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7840 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7841 * config/i386/avx512dqintrin.h: Ditto.
7842 * config/i386/avx512fintrin.h: Ditto.
7843 * config/i386/i386-builtin-types.def: Add new types.
7844 * gcc/config/i386/i386.c: Handle new types.
7845 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7846 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7847 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7848 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7849 (__builtin_ia32_kshiftridi): New.
7850 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7852 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7856 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7857 define to rs6000_init_stack_protect_guard.
7858 (rs6000_init_stack_protect_guard): New function.
7860 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7861 Yunqiang Su <yunqiang.su@imgtec.com>
7863 * config.gcc (supported_defaults): Add madd4.
7864 (with_madd4): Add validation.
7865 (all_defaults): Add madd4.
7866 * config/mips/mips.opt (mmadd4): New option.
7867 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7869 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7871 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7872 (ISA_HAS_FUSED_MADD4): Likewise.
7873 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7874 * gcc/doc/install.texi (--with-madd4): Document the new option.
7876 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7878 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7879 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7880 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7881 (aarch64_init_pauth_hint_builtins): New.
7882 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7883 (aarch64_expand_builtin): Expand new builtins.
7885 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7887 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7888 * combine-stack-adj.c (no_unhandled_cfa): Handle
7889 REG_CFA_TOGGLE_RA_MANGLE.
7890 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7891 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7892 info for return address signing.
7893 (aarch64_expand_epilogue): Likewise.
7895 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7897 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7898 * config/aarch64/aarch64-protos.h
7899 (aarch64_return_address_signing_enabled): New declaration.
7900 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7902 (aarch64_expand_prologue): Sign return address before it's pushed onto
7904 (aarch64_expand_epilogue): Authenticate return address fetched from
7906 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7907 (aarch64_attributes): New function attributes for "sign-return-address".
7908 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7909 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7910 ("*do_return"): Generate combined instructions according to key index.
7911 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7912 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7914 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7915 * config/aarch64/aarch64.opt (msign-return-address=): New.
7916 * doc/extend.texi (AArch64 Function Attributes): Documents
7917 "sign-return-address=".
7918 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7920 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7922 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7923 overall option summary.
7925 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7927 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7928 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7929 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7930 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7932 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7934 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7935 -mpower9-minmax by default for -mcpu=power9.
7936 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7937 128-bit floating point.
7939 2017-01-20 Alan Modra <amodra@gmail.com>
7941 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7942 optimizing for size.
7944 2017-01-20 Alan Modra <amodra@gmail.com>
7947 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7948 for strcmp and strncmp from corresponding builtin decl.
7950 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7952 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7953 instead of i386/rtems-64.h.
7954 * config/i386/rtems-64.h: Remove.
7956 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7960 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7962 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7964 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7966 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7967 Change int to HOST_WIDE_INT.
7968 * config/aarch64/aarch64-protos.h
7969 (aarch64_simd_gen_const_vector_dup): Likewise.
7970 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7972 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7974 * langhooks-def.h (lhd_type_for_size): New decl.
7975 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7976 * langhooks.c (lhd_type_for_size): New function, taken from
7979 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7981 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7982 define_bypass for CR latency.
7983 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7984 (power9-alu2): Add define_bypass for CR latency.
7986 (power9-mul): Update insn latency.
7987 (power9-mul-compare): Update insn latency, bypass latency and remove
7990 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7992 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7994 * config/aarch64/aarch64.md
7995 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7996 aarch64_nopcrelative_literal_loads.
7997 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7999 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
8001 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
8003 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
8005 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
8008 * config.gcc (supported_defaults): Add lxc1-sxc1.
8009 (with_lxc1_sxc1): Add validation.
8010 (all_defaults): Add lxc1-sxc1.
8011 * config/mips/mips.opt (mlxc1-sxc1): New option.
8012 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8014 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8015 __mips_no_lxc1_sxc1.
8016 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
8017 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
8018 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
8020 2017-01-19 Richard Biener <rguenther@suse.de>
8022 PR tree-optimization/72488
8023 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
8024 sure to restore SSA info.
8025 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
8027 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
8029 PR rtl-optimization/79121
8030 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
8031 of the inner type when shifting an extended value.
8033 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8036 * symtab.c (symtab_node::equal_address_to): Fix comparing of
8037 interposable aliases.
8039 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
8042 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
8043 Use the evmergelohi instruction.
8044 (mov_si<mode>_e500_subreg4_2_le): Likewise.
8045 (mov_sitf_e500_subreg8_2_be): Likewise.
8046 (mov_sitf_e500_subreg12_2_le): Likewise.
8047 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
8048 (mov_si<mode>_e500_subreg4_2_be): Likewise.
8049 (mov_sitf_e500_subreg8_2_le): Likewise.
8050 (mov_sitf_e500_subreg12_2_be): Likewise.
8052 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8054 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
8055 attribute from vecsimple to vecperm.
8056 (altivec_vbpermq2): Likewise.
8058 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8061 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
8063 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8064 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
8065 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
8066 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
8067 case where N arg is SIZE_MAX.
8068 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
8069 (cmpstrsi): Add pattern.
8071 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8073 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8074 __builtin_vec_revb builtins.
8075 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
8076 built-in functions to support generation of the ISA 3.0 XXBR<x>
8077 vector byte reverse instructions.
8078 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
8079 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
8080 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
8081 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
8082 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
8083 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
8084 (P9V_BUILTIN_VEC_REVB): Likewise.
8085 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
8086 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
8087 (p9_xxbrq_v16qi): Likewise.
8088 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
8089 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
8090 (p9_xxbrh_v8hi): Likewise.
8091 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
8092 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
8093 vec_revb built-in functions.
8095 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
8097 PR rtl-optimization/78952
8098 * config/i386/i386.md (any_extract): New code iterator.
8099 (*insvqi_2): Use any_extract for source operand.
8100 (*insvqi_3): Use any_shiftrt for source operand.
8102 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
8104 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
8106 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
8108 2017-01-18 Matthias Klose <doko@ubuntu.com>
8110 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
8112 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8114 * config/rs6000/altivec.h (vec_bperm): Change #define.
8115 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
8116 (altivec_vbpermq2): New define_insn.
8117 (altivec_vbpermd): Likewise.
8118 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
8120 (VBPERMD): Likewise.
8121 (VBPERM): New polymorphic function interface.
8122 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
8123 Add entries for P9V_BUILTIN_VEC_VBPERM.
8124 * doc/extend.texi: Add interfaces for vec_bperm.
8126 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8128 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
8129 first letter of error messages.
8130 (s390_resolve_overloaded_builtin): Likewise.
8131 * config/s390/s390.c (s390_expand_builtin): Likewise.
8132 (s390_invalid_arg_for_unprototyped_fn): Likewise.
8133 (s390_valid_target_attribute_inner_p): Likewise.
8134 * config/s390/s390.md ("tabort"): Likewise.
8136 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
8138 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
8139 (ISA_AVOID_DIV_HILO): New macro.
8140 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
8141 (ISA_HAS_DDIV): Likewise.
8143 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8145 * doc/invoke.texi (fabi-version): Correct number of occurrences.
8147 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8149 * doc/invoke.texi (fabi-version): Spelling fix.
8151 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8154 * doc/invoke.texi (fabi-version): Mention mangling fix for
8157 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8160 * doc/invoke.texi (fabi-version): Document discriminator mangling.
8162 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
8165 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
8166 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
8168 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
8170 (stack_protect_test): Ditto.
8171 * config/rs6000/rs6000.opt (mstack-protector-guard=,
8172 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
8174 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
8175 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
8176 -mstack-protector-guard-offset=.
8177 (RS/6000 and PowerPC Options): Ditto.
8179 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8181 * config/i386/i386.h (MASK_CLASS_P): New define.
8182 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
8183 there are no registers from different register sets also when
8184 mask registers are used. Update function comment.
8185 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
8186 to (*k/*r) and (*k/*km) alternatives.
8188 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
8190 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
8191 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
8192 (EH_RETURN_HANDLER_RTX): New define.
8193 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
8194 Force frame pointer in EH return functions.
8195 (aarch64_expand_epilogue): Add barrier for eh_return.
8196 (aarch64_final_eh_return_addr): Remove.
8197 (aarch64_eh_return_handler_rtx): New function.
8198 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
8200 (aarch64_eh_return_handler_rtx): New prototype.
8202 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8204 * config/rs6000/altivec.h (vec_rlmi): New #define.
8205 (vec_vrlnm): Likewise.
8206 (vec_rlnm): Likewise.
8207 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
8208 (UNSPEC_VRLNM): Likewise.
8209 (VIlong): New mode iterator.
8210 (altivec_vrl<VI_char>mi): New define_insn.
8211 (altivec_vrl<VI_char>nm): Likewise.
8212 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8215 (RLNM): New polymorphic function entry.
8216 (VRLWMI): New monomorphic function entry.
8218 (RLMI): New polymorphic function entry.
8219 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8220 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8221 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8224 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8227 * dwarf2out.c (field_byte_offset): Restore the
8228 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8229 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8230 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8233 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8236 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8238 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8241 * dwarf2out.c (add_data_member_location_attribute): For constant
8242 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8243 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8244 DW_AT_byte_size attributes.
8246 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8248 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8249 after forcing to constant memory when the code model is medium.
8251 2017-01-17 Julia Koval <julia.koval@intel.com>
8254 * config/i386/avx512fintrin.h
8255 (_mm512_i32gather_ps): Change __addr type to void const*.
8256 (_mm512_mask_i32gather_ps): Ditto.
8257 (_mm512_i32gather_pd): Ditto.
8258 (_mm512_mask_i32gather_pd): Ditto.
8259 (_mm512_i64gather_ps): Ditto.
8260 (_mm512_mask_i64gather_ps): Ditto.
8261 (_mm512_i64gather_pd): Ditto.
8262 (_mm512_mask_i64gather_pd): Ditto.
8263 (_mm512_i32gather_epi32): Ditto.
8264 (_mm512_mask_i32gather_epi32): Ditto.
8265 (_mm512_i32gather_epi64): Ditto.
8266 (_mm512_mask_i32gather_epi64): Ditto.
8267 (_mm512_i64gather_epi32): Ditto.
8268 (_mm512_mask_i64gather_epi32): Ditto.
8269 (_mm512_i64gather_epi64): Ditto.
8270 (_mm512_mask_i64gather_epi64): Ditto.
8271 (_mm512_i32scatter_ps): Change __addr type to void*.
8272 (_mm512_mask_i32scatter_ps): Ditto.
8273 (_mm512_i32scatter_pd): Ditto.
8274 (_mm512_mask_i32scatter_pd): Ditto.
8275 (_mm512_i64scatter_ps): Ditto.
8276 (_mm512_mask_i64scatter_ps): Ditto.
8277 (_mm512_i64scatter_pd): Ditto.
8278 (_mm512_mask_i64scatter_pd): Ditto.
8279 (_mm512_i32scatter_epi32): Ditto.
8280 (_mm512_mask_i32scatter_epi32): Ditto.
8281 (_mm512_i32scatter_epi64): Ditto.
8282 (_mm512_mask_i32scatter_epi64): Ditto.
8283 (_mm512_i64scatter_epi32): Ditto.
8284 (_mm512_mask_i64scatter_epi32): Ditto.
8285 (_mm512_i64scatter_epi64): Ditto.
8286 (_mm512_mask_i64scatter_epi64): Ditto.
8287 * config/i386/avx512pfintrin.h
8288 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8289 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8290 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8291 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8292 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8293 (_mm512_prefetch_i32scatter_ps): Ditto.
8294 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8295 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8296 (_mm512_prefetch_i64scatter_pd): Ditto.
8297 (_mm512_prefetch_i64scatter_ps): Ditto.
8298 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8299 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8300 * config/i386/avx512vlintrin.h
8301 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8302 (_mm_mmask_i32gather_ps): Ditto.
8303 (_mm256_mmask_i32gather_pd): Ditto.
8304 (_mm_mmask_i32gather_pd): Ditto.
8305 (_mm256_mmask_i64gather_ps): Ditto.
8306 (_mm_mmask_i64gather_ps): Ditto.
8307 (_mm256_mmask_i64gather_pd): Ditto.
8308 (_mm_mmask_i64gather_pd): Ditto.
8309 (_mm256_mmask_i32gather_epi32): Ditto.
8310 (_mm_mmask_i32gather_epi32): Ditto.
8311 (_mm256_mmask_i32gather_epi64): Ditto.
8312 (_mm_mmask_i32gather_epi64): Ditto.
8313 (_mm256_mmask_i64gather_epi32): Ditto.
8314 (_mm_mmask_i64gather_epi32): Ditto.
8315 (_mm256_mmask_i64gather_epi64): Ditto.
8316 (_mm_mmask_i64gather_epi64): Ditto.
8317 (_mm256_i32scatter_ps): Change __addr type to void*.
8318 (_mm256_mask_i32scatter_ps): Ditto.
8319 (_mm_i32scatter_ps): Ditto.
8320 (_mm_mask_i32scatter_ps): Ditto.
8321 (_mm256_i32scatter_pd): Ditto.
8322 (_mm256_mask_i32scatter_pd): Ditto.
8323 (_mm_i32scatter_pd): Ditto.
8324 (_mm_mask_i32scatter_pd): Ditto.
8325 (_mm256_i64scatter_ps): Ditto.
8326 (_mm256_mask_i64scatter_ps): Ditto.
8327 (_mm_i64scatter_ps): Ditto.
8328 (_mm_mask_i64scatter_ps): Ditto.
8329 (_mm256_i64scatter_pd): Ditto.
8330 (_mm256_mask_i64scatter_pd): Ditto.
8331 (_mm_i64scatter_pd): Ditto.
8332 (_mm_mask_i64scatter_pd): Ditto.
8333 (_mm256_i32scatter_epi32): Ditto.
8334 (_mm256_mask_i32scatter_epi32): Ditto.
8335 (_mm_i32scatter_epi32): Ditto.
8336 (_mm_mask_i32scatter_epi32): Ditto.
8337 (_mm256_i32scatter_epi64): Ditto.
8338 (_mm256_mask_i32scatter_epi64): Ditto.
8339 (_mm_i32scatter_epi64): Ditto.
8340 (_mm_mask_i32scatter_epi64): Ditto.
8341 (_mm256_i64scatter_epi32): Ditto.
8342 (_mm256_mask_i64scatter_epi32): Ditto.
8343 (_mm_i64scatter_epi32): Ditto.
8344 (_mm_mask_i64scatter_epi32): Ditto.
8345 (_mm256_i64scatter_epi64): Ditto.
8346 (_mm256_mask_i64scatter_epi64): Ditto.
8347 (_mm_i64scatter_epi64): Ditto.
8348 (_mm_mask_i64scatter_epi64): Ditto.
8349 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8350 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8351 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8352 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8353 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8354 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8355 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8356 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8357 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8358 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8359 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8360 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8361 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8362 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8363 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8364 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8365 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8366 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8367 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8368 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8369 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8370 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8371 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8372 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8373 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8374 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8375 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8376 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8377 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8378 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8379 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8380 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8381 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8382 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8383 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8384 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8385 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8386 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8387 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8388 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8389 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8390 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8391 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8392 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8393 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8394 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8395 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8396 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8397 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8398 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8399 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8400 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8401 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8402 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8403 definitions accordingly.
8405 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8406 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8409 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8412 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8415 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8416 hard regs for inner regno.
8418 2017-01-17 Martin Liska <mliska@suse.cz>
8421 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8422 assumption and add comment.
8424 2017-01-17 Nathan Sidwell <nathan@acm.org>
8426 * ipa-visibility.c (localize_node): New function, broken out of ...
8427 (function_and_variable_visibility): ... here. Call it.
8429 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8432 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8433 correctly set frequency of oudgoing edge.
8434 (duplicate_thread_path): Fix profile updating.
8436 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8439 * configure.ac: Add GCC_BASE_VER.
8440 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8441 version from BASE-VER file.
8442 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8443 (gcc.o): Depend on $(BASEVER).
8444 * common.opt (dumpfullversion): New option.
8445 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8446 * doc/invoke.texi: Document -dumpfullversion.
8447 * doc/install.texi: Document --with-gcc-major-version-only.
8448 * configure: Regenerated.
8450 2017-01-17 Richard Biener <rguenther@suse.de>
8452 PR tree-optimization/71433
8453 * tree-vrp.c (register_new_assert_for): Merge same asserts
8454 on all incoming edges.
8455 (process_assert_insertions_for): Handle insertions at the
8458 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8460 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8461 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8463 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8466 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8469 2017-01-17 Alan Modra <amodra@gmail.com>
8472 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8473 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8474 symbolic stack limit when pic.
8476 2017-01-16 Martin Sebor <msebor@redhat.com>
8478 PR tree-optimization/78608
8479 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8481 2017-01-16 Jeff Law <law@redhat.com>
8484 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8485 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8486 for several include directories that may be relative to sysroot.
8487 * config/i386/x-mingw32 (gplus_includedir): Define.
8488 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8489 (native_system_includedir): Likewise.
8490 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8491 override if TARGET_SYSTEM_ROOT is defined.
8492 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8494 PR tree-optimization/79090
8495 PR tree-optimization/33562
8496 PR tree-optimization/61912
8497 PR tree-optimization/77485
8498 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8499 and computed trims into the dump file.
8501 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8503 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8505 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8508 * gimplify.c (gimplify_init_constructor): If want_value and
8509 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8513 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8514 sequence. Formatting fixes.
8515 (doloop_optimize): Formatting fixes.
8518 * gcc.c (debug_level_greater_than_spec_func): New function.
8519 (static_spec_functions): Add debug-level-gt spec function.
8520 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8522 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8523 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8524 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8525 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8526 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8527 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8529 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8531 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8532 QImode fixups to general and mask registers only.
8534 2017-01-16 Carl Love <cel@us.ibm.com>
8536 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8537 for built-in functions
8538 vector signed char vec_nabs (vector signed char)
8539 vector signed short vec_nabs (vector signed short)
8540 vector signed int vec_nabs (vector signed int)
8541 vector signed long long vec_nabs (vector signed long long)
8542 vector float vec_nabs (vector float)
8543 vector double vec_nabs (vector double)
8544 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8546 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8547 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8548 * doc/extend.texi: Update the documentation file for the new built-in
8551 2017-01-16 Martin Sebor <msebor@redhat.com>
8553 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8556 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8558 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8559 UNSPEC_VSX__XXSPLTD to require special splat handling.
8561 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8564 * system.h: Poison strndup.
8566 2017-01-16 Alan Modra <amodra@gmail.com>
8569 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8572 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8574 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8576 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8578 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8579 call recog here. Assert that INSN_CODE (insn) is non-negative.
8581 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8584 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8586 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8587 in the currently scheduled RTL fragment.
8589 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8591 PR rtl-optimization/78751
8592 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8595 2017-01-14 Jeff Law <law@redhat.com>
8597 PR tree-optimization/79090
8598 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8599 variable length stores.
8600 (compute_trims): Delete dead assignment to *trim_tail.
8601 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8604 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8606 PR rtl-optimization/78626
8607 PR rtl-optimization/78727
8608 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8609 of a block, and split such blocks after everything else is finished.
8611 2017-01-14 Alan Modra <amodra@gmail.com>
8614 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8615 target legitimate_combined_insn.
8616 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8617 (rs6000_legitimate_combined_insn): New function.
8618 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8620 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8621 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8622 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8624 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8626 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8628 2017-01-13 Jeff Law <law@redhat.com>
8630 PR tree-optimization/33562
8631 PR tree-optimization/61912
8632 PR tree-optimization/77485
8633 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8635 (delete_dead_assignment): Likewise.
8636 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8637 statement to delete_dead_call and delete_dead_assignment.
8639 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8642 * substring-locations.c (format_warning_va): Strengthen case 1 so
8643 that both endpoints of the substring must be within the format
8644 range for just the substring to be printed.
8646 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8648 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8649 * config/i386/i386.c (ix86_target_string): Add missing options
8650 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8651 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8652 flags_other and ix86_target_other to flags2_other. Display unknown
8654 (ix86_valid_target_attribute_inner_p): Add missing options and
8655 reorder options by implied ISAs, as in ix86_target_string.
8657 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8659 * hash-table.h (hash_table::too_empty_p): New function.
8660 (hash_table::expand): Use it.
8661 (hash_table::traverse): Likewise.
8662 (hash_table::empty_slot): Use sizeof (value_type) instead of
8663 sizeof (PTR) to convert bytes to elements. Shrink the table
8664 if the current size is excessive for the current number of
8667 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8669 * ira-costs.c (record_reg_classes): Break from the inner loop
8670 early once alt_fail is known to be true. Update outer loop
8671 handling accordingly.
8673 2017-01-13 Jeff Law <law@redhat.com>
8675 * tree-ssa-dse.c (decrement_count): New function.
8676 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8677 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8678 when we know the partially dead statement is a mem* function.
8680 PR tree-optimization/61912
8681 PR tree-optimization/77485
8682 * tree-ssa-dse.c: Include expr.h.
8683 (maybe_trim_constructor_store): New function.
8684 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8686 PR tree-optimization/33562
8687 PR tree-optimization/61912
8688 PR tree-optimization/77485
8689 * doc/invoke.texi: Document new dse-max-object-size param.
8690 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8691 * tree-ssa-dse.c: Include params.h.
8692 (dse_store_status): New enum.
8693 (initialize_ao_ref_for_dse): New, partially extracted from
8695 (valid_ao_ref_for_dse, normalize_ref): New.
8696 (setup_live_bytes_from_ref, compute_trims): Likewise.
8697 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8698 (maybe_trim_partially_dead_store): Likewise.
8699 (maybe_trim_complex_store): Likewise.
8700 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8701 Track what bytes live from the original store. Return tri-state
8702 for dead, partially dead or live.
8703 (dse_dom_walker): Add constructor, destructor and new private members.
8704 (delete_dead_call, delete_dead_assignment): New extracted from
8706 (dse_optimize_stmt): Make a member of dse_dom_walker.
8707 Use initialize_ao_ref_for_dse.
8709 PR tree-optimization/33562
8710 PR tree-optimization/61912
8711 PR tree-optimization/77485
8712 * sbitmap.h (bitmap_count_bits): Prototype.
8713 (bitmap_clear_range, bitmap_set_range): Likewise.
8714 * sbitmap.c (bitmap_clear_range): New function.
8715 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8717 2017-01-13 Martin Liska <mliska@suse.cz>
8720 * function.c (set_cfun): Add new argument force.
8721 * function.h (set_cfun): Likewise.
8722 * ipa-inline-transform.c (inline_call): Use the function when
8723 strict alising from is dropped for function we inline to.
8725 2017-01-13 Richard Biener <rguenther@suse.de>
8727 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8728 for dumping GIMPLE INTEGER_CSTs.
8730 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8732 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8733 to 201112L since C++17.
8735 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8738 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8739 if -fsanitize=kernel-address is present.
8741 2017-01-13 Richard Biener <rguenther@suse.de>
8743 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8744 as _Literal ( type ) number in case usual suffixes do not
8745 preserve all information.
8747 2017-01-13 Richard Biener <rguenther@suse.de>
8749 PR tree-optimization/77283
8750 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8751 and ssa-iterators.h.
8752 (is_feasible_trace): Implement a cost model based on joiner
8755 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8758 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8759 char or short to __float128/_Float128 directly.
8761 2017-01-12 Martin Sebor <msebor@redhat.com>
8763 to -Wformat-overflow.
8764 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8765 (min_bytes_remaining): Same.
8766 (get_string_length): Same.
8767 (format_string): Same.
8768 (format_directive): Same.
8770 (pass_sprintf_length::handle_gimple_call): Same.
8772 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8774 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8775 info.nowrite calls with no lhs that can't throw. Return bool
8776 whether gsi_remove has been called or not.
8777 (pass_sprintf_length::handle_gimple_call): Return bool whether
8778 try_substitute_return_value called gsi_remove. Formatting fix.
8779 (pass_sprintf_length::execute): Don't use gsi_remove if
8780 handle_gimple_call returned true.
8783 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8784 be removed due to side-effects, don't remove following barrier nor
8785 turn the successor edge into fallthru edge.
8787 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8790 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8791 element-reversing loads and stores as not swappable.
8793 2017-01-12 Nathan Sidwell <nathan@acm.org>
8794 Nicolai Stange <nicstange@gmail.com>
8796 * combine.c (try_combine): Don't ignore result of overlap checking
8797 loop. Combine overlap & asm check into single loop.
8799 2017-01-12 Richard Biener <rguenther@suse.de>
8801 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8802 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8804 2017-01-12 Richard Biener <rguenther@suse.de>
8806 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8807 and TS_TARGET_OPTION directly derive from TS_BASE.
8808 * tree-core.h (tree_optimization_option): Derive from tree_base.
8809 (tree_target_option): Likewise.
8811 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8813 * config/i386/i386.c (memory_address_length): Increase len
8814 only when rip_relative_addr_p returns false.
8816 2017-01-11 Julia Koval <julia.koval@intel.com>
8818 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8819 (OPTION_MASK_ISA_SGX_SET): New.
8820 (ix86_handle_option): Handle OPT_msgx.
8821 * config.gcc: Added sgxintrin.h.
8822 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8823 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8824 * config/i386/i386.c (ix86_target_string): Add -msgx.
8826 (ix86_option_override_internal): Handle new options.
8827 (ix86_valid_target_attribute_inner_p): Add sgx.
8828 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8829 * config/i386/i386.opt: Add msgx.
8830 * config/i386/sgxintrin.h: New file.
8831 * config/i386/x86intrin.h: Add sgxintrin.h.
8833 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8836 * fold-const.c (maybe_nonzero_address): Return 1 for function
8838 (tree_single_nonzero_warnv_p): Don't handle function local objects
8842 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8845 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8848 * opts.c: Include "spellcheck.h"
8849 (struct string_fragment): New struct.
8850 (struct edit_distance_traits<const string_fragment &>): New
8852 (get_closest_sanitizer_option): New function.
8853 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8855 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8857 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8859 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8860 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8861 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8862 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8863 for initial die_offset if dwarf_split_debug_info.
8864 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8865 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8867 (output_skeleton_debug_sections): Formatting fix. Use
8868 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8869 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8871 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8873 * config/arm/cortex-a53.md: Add bypasses for
8875 (cortex_a53_r2f): Only use for transfers.
8876 (cortex_a53_f2r): Likewise.
8877 (cortex_a53_r2f_cvt): Add reservation for conversions.
8878 (cortex_a53_f2r_cvt): Likewise.
8880 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8882 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8883 to all inlined functions, change static to extern.
8885 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8888 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8890 (arm_assemble_integer): Likewise.
8892 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8894 * config.gcc: Use new awk script to check CPU, FPU and architecture
8895 parameters for --with-... options.
8896 * config/arm/parsecpu.awk: New file
8897 * config/arm/arm-cpus.in: New file.
8898 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8900 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8902 * config/arm/t-arm: Update dependency rules.
8903 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8904 of processing .def files.
8905 * config/arm/genopt.sh: Deleted.
8906 * config/arm/gentune.sh: Deleted.
8907 * config/arm/arm-cores.def: Deleted.
8908 * config/arm/arm-arches.def: Deleted.
8909 * config/arm/arm-fpus.def: Deleted.
8910 * config/arm/arm-tune.md: Regenerated.
8911 * config/arm/arm-tables.opt: Regenerated.
8912 * config/arm/arm-cpu.h: New generated file.
8913 * config/arm/arm-cpu-data.h: New generated file.
8914 * config/arm/arm-cpu-cdata.h: New generated file.
8916 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8919 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8921 (input_varpool_node): Unpack dynamically_initialized bit.
8923 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8925 PR rtl-optimization/79032
8926 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8927 the alignment of the adjusted memory reference against that of MODE,
8928 instead of the alignment of the original memory reference.
8930 2017-01-11 Martin Jambor <mjambor@suse.cz>
8932 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8934 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8935 decorated functions.
8937 2017-01-11 Richard Biener <rguenther@suse.de>
8939 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8940 set range/nonnull info for PHI results. Do not set it on
8941 stmts marked for removal.
8943 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8945 * expr.c (store_field): In the bitfield case, fetch the return value
8946 from the registers before applying a single big-endian adjustment.
8947 Always do a final load for a BLKmode value not larger than a word.
8949 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8952 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8953 that we correctly handle column numbers greater than
8954 LINE_MAP_MAX_COLUMN_NUMBER.
8956 2017-01-10 Martin Sebor <msebor@redhat.com>
8959 * gimple-ssa-sprintf.c (get_destination_size): Call
8960 {init,fini}object_sizes.
8961 * tree-object-size.c (addr_object_size): Adjust.
8962 (pass_through_call): Adjust.
8963 (pass_object_sizes::execute): Adjust.
8964 * tree-object-size.h (fini_object_sizes): Declare.
8966 2017-01-10 Martin Sebor <msebor@redhat.com>
8968 PR tree-optimization/78775
8969 * builtins.c (get_size_range): Move...
8970 * calls.c: ...to here.
8971 (alloc_max_size): Accept zero argument.
8972 (operand_signed_p): Remove.
8973 (maybe_warn_alloc_args_overflow): Call get_size_range.
8974 * calls.h (get_size_range): Declare.
8976 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8978 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8979 from TI's devices.csv file as of September 2016.
8980 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8982 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8984 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8985 * doc/invoke.texi: Likewise.
8986 * doc/md.texi: Likewise.
8987 * doc/objc.texi: Likewise.
8989 2017-01-10 Joshua Conner <joshconner@google.com>
8991 * config/arm/fuchsia-elf.h: New file.
8992 * config/fuchsia.h: New file.
8993 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8994 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8996 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8998 2016-01-10 Richard Biener <rguenther@suse.de>
9000 PR tree-optimization/79034
9001 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
9002 Propagate out degenerate PHIs in the joiner.
9004 2017-01-10 Martin Liska <mliska@suse.cz>
9006 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
9007 (sort_congruence_classes_by_decl_uid): Likewise.
9008 (sort_congruence_class_groups_by_decl_uid): Likewise.
9009 (sem_item_optimizer::merge_classes): Sort class, groups in these
9010 classes and members in the groups by DECL_UID of declarations.
9011 This would make merge operations stable.
9013 2017-01-10 Martin Liska <mliska@suse.cz>
9015 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
9016 usage of m_classes_vec.
9017 (sem_item_optimizer::~sem_item_optimizer): Likewise.
9018 (sem_item_optimizer::get_group_by_hash): Likewise.
9019 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
9020 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
9021 (sem_item_optimizer::verify_classes): Likewise.
9022 (sem_item_optimizer::process_cong_reduction): Likewise.
9023 (sem_item_optimizer::dump_cong_classes): Likewise.
9024 (sem_item_optimizer::merge_classes): Likewise.
9025 * ipa-icf.h (congruence_class_hash): Rename from
9026 congruence_class_group_hash. Remove declaration of m_classes_vec.
9028 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
9030 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
9031 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
9032 * config.gcc: Add avx512vpopcntdqintrin.h.
9033 * config/i386/avx512vpopcntdqintrin.h: New.
9034 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
9035 * config/i386/i386-builtin-types.def: Add new types.
9036 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
9037 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
9038 __builtin_ia32_vpopcountq_v8di_mask): New.
9039 * config/i386/i386-c.c (ix86_target_macros_internal): Define
9040 __AVX512VPOPCNTDQ__.
9041 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
9042 (PTA_AVX512VPOPCNTDQ): Define.
9043 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
9044 TARGET_AVX512VPOPCNTDQ_P): Define.
9045 * config/i386/i386.opt: Add mavx512vpopcntdq.
9046 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
9047 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
9049 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9052 * predict.def (PRED_CALL): Set to 67.
9054 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
9056 * expr.c (store_field): In the bitfield case, if the value comes from
9057 a function call and is of an aggregate type returned in registers, do
9058 not modify the field mode; extract the value in all cases if the mode
9059 is BLKmode and the size is not larger than a word.
9061 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
9064 * config/i386/cpuid.h: Fix undefined behavior.
9066 2017-01-04 Jeff Law <law@redhat.com>
9068 PR tree-optimization/79007
9069 PR tree-optimization/67955
9070 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
9071 conservative for pt.null when flag_non_call_exceptions is on.
9073 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9075 PR translation/79019
9076 PR translation/79020
9077 * params.def (PARAM_INLINE_MIN_SPEEDUP,
9078 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
9079 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
9081 * config/avr/avr.opt (maccumulate-args): Likewise.
9082 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
9083 * common.opt (freport-bug): Likewise.
9084 * cif-code.def (CIF_FINAL_ERROR): Likewise.
9085 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
9086 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
9087 translatable string.
9088 * config/i386/i386.c (function_value_32): Likewise.
9089 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
9090 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
9092 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
9093 * common/config/msp430/msp430-common.c (msp430_handle_option):
9095 * symtab.c (symtab_node::verify_base): Likewise.
9096 * opts.c (set_debug_level): Likewise.
9097 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
9098 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9099 missing whitespace to translatable strings.
9100 * config/avr/avr.md (bswapsi2): Fix typo in comment.
9101 * config/sh/superh.h: Likewise.
9102 * config/i386/xopintrin.h: Likewise.
9103 * config/i386/znver1.md: Likewise.
9104 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
9105 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
9106 * double-int.h (struct double_int): Likewise.
9107 * double-int.c (div_and_round_double): Likewise.
9108 * wide-int.cc: Likewise.
9109 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
9110 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
9111 * cfgcleanup.c (crossjumps_occured): Renamed to ...
9112 (crossjumps_occurred): ... this.
9113 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
9116 PR tree-optimization/78899
9117 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
9118 returning bool return struct loop *, NULL for failure and the new
9120 (versionable_outer_loop_p): Don't version outer loop if it has
9121 dont_vectorized bit set.
9122 (tree_if_conversion): When versioning outer loop, ensure
9123 tree_if_conversion is performed also on the inner loop of the
9124 non-vectorizable outer loop copy.
9125 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
9126 LOOP_VECTORIZED in inner loop of the scalar outer loop and
9127 prevent vectorization of it.
9128 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
9129 the outer loop vectorization of the non-scalar version is attempted
9130 before vectorization of the inner loop in scalar version. If
9131 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
9132 vectorization of its inner loop.
9133 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
9134 has 2 inner loops, rename also on edges from bb whose single pred
9135 is outer_loop->header. Fix typo in function comment.
9137 2017-01-09 Martin Sebor <msebor@redhat.com>
9140 * asan.c (asan_emit_stack_protection): Increase local buffer size
9141 to avoid snprintf truncation warning.
9143 2017-01-09 Andrew Pinski <apinski@cavium.com>
9145 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
9146 to reference thunderx2t99 for the tuning structure
9147 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
9149 (thunderx2t99_extra_costs): This.
9150 * config/aarch64/aarch64-tune.md: Regenerate.
9151 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
9152 (vulcan_addrcost_table): This.
9153 (vulcan_regmove_cost): Rename to ...
9154 (thunderx2t99_regmove_cost): This.
9155 (vulcan_vector_cost): Rename to ...
9156 (thunderx2t99_vector_cost): this.
9157 (vulcan_branch_cost): Rename to ...
9158 (thunderx2t99_branch_cost): This.
9159 (vulcan_tunings): Rename to ...
9160 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
9161 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
9163 2017-01-09 Martin Jambor <mjambor@suse.cz>
9167 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
9168 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
9169 (propagate_vr_accross_jump_function): Use the above function for all
9170 value range computations for pass-through jump functions and type
9171 converasion from explicit value range values.
9172 (ipcp_propagate_stage): Do not attempt to deduce types of formal
9173 parameters from TYPE_ARG_TYPES.
9174 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
9175 (ipa_write_node_info): Stream type of the actual argument.
9176 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
9178 2017-01-09 Martin Liska <mliska@suse.cz>
9181 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
9182 (lookup_compiler): Do not show error message with have_E.
9184 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9186 PR tree-optimization/78938
9187 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
9188 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
9189 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
9190 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
9193 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9195 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
9198 2017-01-09 Richard Biener <rguenther@suse.de>
9200 PR tree-optimization/78997
9201 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
9202 name condition properly.
9204 2017-01-09 Richard Biener <rguenther@suse.de>
9207 * dwarf2out.c (is_cxx): New overload with context.
9208 (is_naming_typedef_decl): Use it.
9210 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9212 * invoke.texi (Option Summary): Correct spacing in option lists
9213 and add line breaks to fix over-long lines.
9215 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9219 * extend.texi (Common Variable Attributes): Add xref to GCC
9220 Internals manual to explain mode attribute keywords.
9222 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9225 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9226 and Preprocessor Options.
9227 (Options for Linking): Document -pthread here....
9228 (RS/6000 and PowerPC Options): ...not here.
9229 (Solaris 2 Options): ...or here.
9230 * doc/cppopts.texi: Document -pthread.
9232 2017-01-08 Martin Sebor <msebor@redhat.com>
9235 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9236 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9237 New member functions.
9238 (format_directive): Used them.
9240 (pass_sprintf_length::handle_gimple_call): Same.
9241 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9242 to avoid truncation for any argument.
9243 (extract_affine_mul): Same.
9244 * tree.c (get_file_function_name): Same.
9246 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9249 * predict.def (PRED_INDIR_CALL): Set to 86.
9251 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9253 PR preprocessor/54124
9254 * doc/cppopts.texi: Reformat -d subtable to list the full name
9255 of the options. Add cross-reference to the docs for the general
9256 compiler -d options.
9257 * doc/invoke.texi (Developer Options): Add cross-reference to the
9258 preprocessor-specific -d option documentation.
9260 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9262 PR preprocessor/13498
9263 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9264 redudant material, and reflect new command-line options.
9265 (System Headers): Likewise.
9267 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9269 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9270 -isystem, and -idirafter. Copy-edit.
9271 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9272 default for -ftrack-macro-expansion. Delete obsolete and
9273 badly-formatted implementation details about -fdebug-cpp output.
9274 * doc/cppwarnopts.texi: Copy-edit.
9276 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9279 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9280 that the transition from a max line width >= 1<<10 to narrower
9281 lines works correctly.
9283 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9285 * doc/options.texi (PerFunction): New.
9286 * opt-functions.awk (switch_flags): Map both Optimization and
9287 PerFunction to CL_OPTIMIZATION.
9288 * opth-gen.awk: Test for PerFunction flag along with
9290 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9291 it only when the latter is present. Skip those that don't in
9292 the hash function generator.
9293 * common.opt (fvar-tracking): Mark as PerFunction instead of
9295 (fvar-tracking-assignments): Likewise.
9296 (fvar-tracking-assignments-toggle): Likewise.
9297 (fvar-tracking-uninit): Likewise.
9299 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9301 PR translation/79018
9302 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9305 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9308 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9309 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9310 TARGET_LONG_JUMP_TABLE_OFFSETS.
9311 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9312 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9313 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9314 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9315 * config/m68k/m68k.md (tablejump expander): Likewise.
9316 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9317 TARGET_LONG_JUMP_TABLE_OFFSETS.
9318 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9319 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9321 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9322 David Holsgrove <david.holsgrove@xilinx.com>
9324 * common/config/microblaze/microblaze-common.c
9325 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9326 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9328 * config/microblaze/microblaze.c (microblaze_must_save_register)
9329 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9331 (microblaze_eh_return): New function.
9332 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9333 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9334 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9335 * config/microblaze/microblaze.md (eh_return): New pattern.
9337 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9339 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9340 GCC_DIAGNOSTIC_STRINGIFY): Define.
9342 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9344 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9346 * config/arm/arm.md (<mcrr>): New.
9348 * config/arm/arm.c (arm_arch5te): New.
9349 (arm_option_override): Set arm_arch5te.
9350 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9352 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9353 (arm_mcrr_qualifiers): ... this. New.
9354 (MRRC_QUALIFIERS): Define to...
9355 (arm_mrrc_qualifiers): ... this. New.
9356 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9358 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9359 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9360 (MRRCI, mrrc, MRRC): New.
9361 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9362 VUNSPEC_MRRC2): New.
9364 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9366 * config/arm/arm.md (<mcr>): New.
9368 * config/arm/arm.c (arm_coproc_builtin_available): Add
9369 support for mcr, mrc, mcr2 and mrc2.
9370 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9371 (arm_mcr_qualifiers): ... this. New.
9372 (MRC_QUALIFIERS): Define to ...
9373 (arm_mrc_qualifiers): ... this. New.
9374 (MCR_QUALIFIERS): Define to ...
9375 (arm_mcr_qualifiers): ... this. New.
9376 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9378 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9379 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9380 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9383 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9385 * config/arm/arm.md (*ldc): New.
9389 * config/arm/arm.c (arm_coproc_builtin_available): Add
9390 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9391 (arm_coproc_ldc_stc_legitimate_address): New.
9392 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9393 'qualifier_const_pointer'.
9394 (LDC_QUALIFIERS): Define to...
9395 (arm_ldc_qualifiers): ... this. New.
9396 (STC_QUALIFIERS): Define to...
9397 (arm_stc_qualifiers): ... this. New.
9398 * config/arm/arm-protos.h
9399 (arm_coproc_ldc_stc_legitimate_address): New.
9400 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9401 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9402 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9403 stc2, stcl, stc2l): New.
9404 * config/arm/constraints.md (Uz): New.
9405 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9406 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9407 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9408 VUNSPEC_STC2L): New.
9410 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9412 * config/arm/arm.md (<cdp>): New.
9413 * config/arm/arm.c (neon_const_bounds): Rename this ...
9414 (arm_const_bounds): ... this.
9415 (arm_coproc_builtin_available): New.
9416 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9417 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9418 (CDP_QUALIFIERS): Define to...
9419 (arm_cdp_qualifiers): ... this. New.
9421 (arm_expand_builtin_args): Add case for 6 arguments.
9422 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9423 (arm_const_bounds): ... this.
9424 (arm_coproc_builtin_available): New.
9425 * config/arm/arm_acle.h (__arm_cdp): New.
9427 * config/arm/arm_acle_builtins.def (cdp): New.
9429 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9430 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9432 * config/arm/types.md (coproc): New.
9433 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9434 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9435 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9436 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9438 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9440 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9441 (UBINOP_QUALIFIERS): New.
9443 (acle_builtin_data): New. Change comment.
9444 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9445 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9446 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9447 arm_acle_builtins.def.
9448 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9449 (arm_init_acle_builtins): New.
9450 (CRC32_BUILTIN): Remove.
9451 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9452 crc32cb, crc32ch and crc32cw.
9453 (arm_init_crc32_builtins): Remove.
9454 (arm_init_builtins): Use arm_init_acle_builtins rather
9455 than arm_init_crc32_builtins.
9456 (arm_expand_acle_builtin): New.
9457 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9458 * config/arm/arm_acle_builtins.def: New.
9460 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9462 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9463 (arm_builtin_datum): ... this.
9464 (arm_init_neon_builtin): Rename to ...
9465 (arm_init_builtin): ... this. Add a new parameters PREFIX
9466 and USE_SIG_IN_NAME.
9467 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9468 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9469 'arm_builtin_datum'.
9470 (arm_init_vfp_builtins): Likewise.
9471 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9472 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9473 (arm_expand_neon_args): Rename to ...
9474 (arm_expand_builtin_args): ... this. Rename builtin_arg
9475 enum values and differentiate between ARG_BUILTIN_MEMORY
9476 and ARG_BUILTIN_NEON_MEMORY.
9477 (arm_expand_neon_builtin_1): Rename to ...
9478 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9479 values, arm_expand_builtin_args and add bool parameter NEON.
9480 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9481 (arm_expand_vfp_builtin): Likewise.
9482 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9484 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9487 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9488 * predict.c (tree_estimate_probability_bb): Reverse direction of
9489 polymorphic call predictor.
9491 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9493 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9494 (determine_pass_name_match): ...this new function and...
9495 (should_skip_pass_p): ...this new function.
9497 2017-01-06 Nathan Sidwell <nathan@acm.org>
9499 * ipa-visibility.c (function_and_variable_visibility): Reformat
9500 comments and long lines. Remove extrneous if.
9501 * symtab.c (symtab_node::make_decl_local): Fix code format.
9502 (symtab_node::set_section_for_node): Fix comment typo.
9504 2017-01-06 Martin Liska <mliska@suse.cz>
9507 * lra-constraints.c: Rename invariant to lra_invariant.
9508 * predict.c (set_even_probabilities): Initialize e to NULL.
9510 2017-01-05 Martin Sebor <msebor@redhat.com>
9512 PR tree-optimization/78910
9513 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9514 (format_integer): Correct off-by-one error in the handling
9515 of precision with negative numbers in signed conversions..
9517 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9519 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9521 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9523 PR tree-optimization/71016
9524 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9525 factor_out_conditional_conversion. Formatting fix.
9526 (factor_out_conditional_conversion): Add cond_stmt argument.
9527 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9528 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9531 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9533 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9534 read-rtl-function.o, and selftest-rtl.o.
9535 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9536 (selftest::aarch64_test_loading_full_dump): New function.
9537 (selftest::aarch64_run_selftests): New function.
9538 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9539 selftest::aarch64_run_selftests.
9540 * config/i386/i386.c
9541 (selftest::ix86_test_loading_dump_fragment_1): New function.
9542 (selftest::ix86_test_loading_call_insn): New function.
9543 (selftest::ix86_test_loading_full_dump): New function.
9544 (selftest::ix86_test_loading_unspec): New function.
9545 (selftest::ix86_run_selftests): Call the new functions.
9546 * emit-rtl.c (maybe_set_max_label_num): New function.
9547 * emit-rtl.h (maybe_set_max_label_num): New decl.
9548 * function.c (instantiate_decls): Guard call to
9549 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9550 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9552 * gensupport.c (gen_reader::gen_reader): Pass "false"
9553 for new "compact" param of rtx_reader.
9554 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9555 rather than an empty string for NULL strings.
9556 * read-md.c: Potentially include config.h rather than bconfig.h.
9557 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9558 (have_error): New global, copied from errors.c.
9559 (md_reader::read_name): Rename to...
9560 (md_reader::read_name_1): ...this, adding "out_loc" param,
9561 and converting "missing name or number" to returning false, rather
9563 (md_reader::read_name): Reimplement in terms of read_name_1.
9564 (md_reader::read_name_or_nil): New function.
9565 (md_reader::read_string): Handle "(nil)" by returning NULL.
9566 (md_reader::md_reader): Add new param "compact".
9567 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9568 (md_reader::read_file): New method.
9569 * read-md.h (md_reader::md_reader): Add new param "compact".
9570 (md_reader::read_file): New method.
9571 (md_reader::is_compact): New accessor.
9572 (md_reader::read_name): Convert return type from void to file_location.
9573 (md_reader::read_name_or_nil): New decl.
9574 (md_reader::read_name_1): New decl.
9575 (md_reader::m_compact): New field.
9576 (noop_reader::noop_reader): Pass "false" for new "compact" param
9578 (rtx_reader::rtx_reader): Add new "compact" param.
9579 (rtx_reader::read_rtx_operand): Make virtual and convert return
9580 type from void to rtx.
9581 (rtx_reader::read_until): New decl.
9582 (rtx_reader::handle_any_trailing_information): New virtual function.
9583 (rtx_reader::postprocess): New virtual function.
9584 (rtx_reader::finalize_string): New virtual function.
9585 (rtx_reader::m_in_call_function_usage): New field.
9586 (rtx_reader::m_reuse_rtx_by_id): New field.
9587 * read-rtl-function.c: New file.
9588 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9589 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9590 (selftest::verify_three_block_rtl_cfg): New decl.
9591 * read-rtl-function.h: New file.
9592 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9593 For host, include function.h, memmodel.h, and emit-rtl.h.
9594 (one_time_initialization): New function.
9595 (struct compact_insn_name): New struct.
9596 (compact_insn_names): New array.
9597 (find_code): Handle insn codes in compact dumps.
9598 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9599 (bind_subst_iter_and_attr): Likewise.
9600 (add_condition_to_string): Likewise.
9601 (add_condition_to_rtx): Likewise.
9602 (apply_attribute_uses): Likewise.
9603 (add_current_iterators): Likewise.
9604 (apply_iterators): Likewise.
9605 (initialize_iterators): Guard usage of apply_subst_iterator with
9606 #ifdef GENERATOR_FILE.
9607 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9608 (md_reader::read_mapping): Likewise.
9609 (add_define_attr_for_define_subst): Likewise.
9610 (add_define_subst_attr): Likewise.
9611 (read_subst_mapping): Likewise.
9612 (check_code_iterator): Likewise.
9613 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9615 (one_time_initialization): New function.
9616 (rtx_reader::read_until): New method.
9617 (read_flags): New function.
9618 (parse_reg_note_name): New function.
9619 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9620 Handle reuse_rtx ids.
9621 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9622 Add parsing support for RTL dumps, mirroring the special-cases in
9623 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9624 values, and calling handle_any_trailing_information.
9625 (rtx_reader::read_rtx_operand): Convert return type from void
9626 to rtx, returning return_rtx. Handle case 'e'. Call
9627 finalize_string on XSTR and XTMPL fields.
9628 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9629 "(nil)" values were omitted. Call the postprocess vfunc on the
9631 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9632 class ctor. Initialize m_in_call_function_usage. Call
9633 one_time_initialization.
9634 * rtl-tests.c (selftest::test_uncond_jump): Call
9635 set_new_first_and_last_insn.
9636 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9637 * selftest-rtl.c: New file.
9638 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9639 (selftest::get_insn_by_uid): New decl.
9640 * selftest-run-tests.c (selftest::run_tests): Call
9641 read_rtl_function_c_tests.
9642 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9643 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9646 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9648 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9649 operands in a special way. Assert that pos+len <= mode precision.
9651 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9653 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9654 3 argument Alias with unlimited for the negative form.
9655 (fno-vect-cost-model): Removed.
9657 2017-01-05 Martin Liska <mliska@suse.cz>
9659 * hsa-gen.c (gen_hsa_divmod): New function.
9660 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9662 2017-01-05 Martin Liska <mliska@suse.cz>
9665 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9668 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9670 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9671 small constant length operands.
9673 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9675 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9676 between loop iterations.
9678 2017-01-05 Martin Liska <mliska@suse.cz>
9681 * gimplify.c (gimplify_decl_expr): Compare to
9682 asan_poisoned_variables instread of checking flags.
9683 (gimplify_target_expr): Likewise.
9684 (gimplify_expr): Likewise.
9685 (gimplify_function_tree): Conditionally initialize
9686 asan_poisoned_variables.
9688 2017-01-04 Jeff Law <law@redhat.com>
9690 PR tree-optimizatin/78812
9691 * rtl.h (contains_mem_rtx_p): Prototype.
9692 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9693 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9694 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9695 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9696 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9698 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9700 * input.c (assert_char_at_range): Default-initialize actual_range.
9702 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9704 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9705 to match the caller.
9707 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9709 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9710 insns after final jump in test to emit dummy move.
9712 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9714 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9715 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9717 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9719 * multiple_target.c (create_dispatcher_calls): Init e_next.
9720 * tree-ssa-loop-split.c (split_loop): Init border.
9721 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9724 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9729 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9730 (altivec_register_operand): Do not return true if the operand
9731 contains a SUBREG mixing SImode and SFmode.
9732 (vsx_register_operand): Likewise.
9733 (vsx_reg_sfsubreg_ok): New predicate.
9734 (vfloat_operand): Do not return true if the operand contains a
9735 SUBREG mixing SImode and SFmode.
9736 (vint_operand): Likewise.
9737 (vlogical_operand): Likewise.
9738 (gpc_reg_operand): Likewise.
9739 (int_reg_operand): Likewise.
9740 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9741 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9742 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9744 (rs6000_emit_move_si_sf_subreg): New helper function.
9745 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9746 fixup SUBREGs involving SImode and SFmode.
9747 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9748 numbers for the new peephole2 optimization.
9749 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9750 the GLIBC math library that do AND/IOR/XOR operations on single
9751 precision floating point.
9752 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9753 target macros to say whether we need to avoid SUBREGs mixing
9755 (TARGET_ALLOW_SF_SUBREG): Likewise.
9756 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9757 (UNSPEC_SI_FROM_SF): Likewise.
9758 (iorxor): Change spacing.
9759 (and_ior_xor): New iterator for AND, IOR, and XOR.
9760 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9761 (movdi_from_sf_zero_ext): Likewise.
9762 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9763 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9764 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9765 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9766 (fms<mode>4): Likewise.
9767 (fnma<mode>4): Likewise.
9768 (fnms<mode>4): Likewise.
9769 (nfma<mode>4): Likewise.
9770 (nfms<mode>4): Likewise.
9772 2017-01-04 Marek Polacek <polacek@redhat.com>
9775 * doc/invoke.texi: Document -Wpointer-compare.
9777 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9779 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9782 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9783 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9786 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9789 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9790 documentation of the powerpc_popcntb_ok attribute.
9791 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9792 code to issue warning messages if a requested CPU configuration is
9793 not supported by the binary (assembler and loader) toolchain.
9794 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9795 made to define a built-in function that has been disabled.
9796 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9797 made to define a built-in function that has been disabled.
9798 (altivec_init_builtins): Add comment explaining why definition
9799 of the DST built-in functions is not preceded by an assertion
9800 check. Add assertions to prevent ICE if attempts are made to
9801 define an altivec predicate or an abs* built-in function that has
9803 (htm_init_builtins): Add comment explaining why definition of the
9804 htm built-in functions is not preceded by an assertion check.
9806 2017-01-04 Jeff Law <law@redhat.com>
9808 PR tree-optimizatin/67955
9809 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9810 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9811 the points-to solution does not include pt_null. Use DECL_PT_UID
9814 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9816 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9817 Use gen_int_mode instead of gen_lopwart for const_int operands.
9819 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9821 PR tree-optimization/71563
9822 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9823 out of range value - has low bits known to be zero.
9825 2017-01-04 Alan Modra <amodra@gmail.com>
9827 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9828 * configure: Regenerate.
9829 * config.in: Regenerate.
9831 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9834 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9835 a substring of the message, but strcmp with the whole message. Ifdef
9836 ENABLE_NLS, translate the message first using dgettext.
9838 2017-01-03 Jeff Law <law@redhat.com>
9840 PR tree-optimizatin/78856
9841 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9842 (mark_threaded_blocks): Remove code to truncate thread paths that
9843 cross multiple loop headers. Instead invalidate the cached loop
9844 iteration information and handle case of a thread path walking
9845 into an irreducible region.
9847 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9850 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9851 assertions. Add support for doing the signbit if the IEEE 128-bit
9852 floating point value is in a GPR.
9853 * config/rs6000/rs6000.md (Fsignbit): Delete.
9854 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9855 Update the length attribute if the value is in a GPR.
9856 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9857 the sign or zero extension instruction, since the value is always 0/1.
9858 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9861 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9862 extracting SImode to a GPR register so that we can generate a
9863 store, limit the vector to be in a traditional Altivec register
9864 for the vextuwrx instruction.
9866 2017-01-03 Ian Lance Taylor <iant@google.com>
9868 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9870 2017-01-03 Martin Sebor <msebor@redhat.com>
9872 PR tree-optimization/78696
9873 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9874 precision. Use MPFR for %f for greater fidelity. Correct handling
9876 (pass_sprintf_length::compute_format_length): Set width and precision
9877 specified by asrerisk to void_node for vararg functions.
9878 (try_substitute_return_value): Adjust dump output.
9880 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9882 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9884 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9886 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9887 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9888 -mlra/-mno-lra was passed to the compiler.
9890 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9892 PR rtl-optimization/65618
9893 * emit-rtl.c (try_split): Move initialization of "before" and
9894 "after" to just before the call to emit_insn_after_setloc.
9896 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9898 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9900 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9902 * dwarf2out.c (gen_enumeration_type_die): When
9903 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9905 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9907 PR tree-optimization/78965
9908 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9909 Change first argument from const call_info & to call_info &. For %n
9910 set info.nowrite to false.
9913 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9914 possibly throwing calls.
9916 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9917 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9918 and fns handling, rather than in a separate case SSA_NAME.
9920 2017-01-02 Jeff Law <law@redhat.com>
9922 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9923 fixes for first_period and second_period variables.
9925 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9928 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9929 (*insvqi_1): New insn pattern.
9930 (*insvqi_1_mem_rex64): Ditto.
9932 (*insvqi_3): Rename from *insvqi.
9934 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9936 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9938 * doc/cfg.texi (Edges): Remove reference to Java.
9939 (Maintaining the CFG): Ditto.
9941 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9944 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9945 transparent aliases.
9947 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9950 * predict.def (PRED_CALL): Update hitrate.
9951 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9952 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9953 into direct/indirect/polymorphic variants.
9955 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9957 Update copyright years.
9959 * gcc.c (process_command): Update copyright notice dates.
9960 * gcov-dump.c (print_version): Ditto.
9961 * gcov.c (print_version): Ditto.
9962 * gcov-tool.c (print_version): Ditto.
9963 * gengtype.c (create_file): Ditto.
9964 * doc/cpp.texi: Bump @copying's copyright year.
9965 * doc/cppinternals.texi: Ditto.
9966 * doc/gcc.texi: Ditto.
9967 * doc/gccint.texi: Ditto.
9968 * doc/gcov.texi: Ditto.
9969 * doc/install.texi: Ditto.
9970 * doc/invoke.texi: Ditto.
9972 Copyright (C) 2017 Free Software Foundation, Inc.
9974 Copying and distribution of this file, with or without modification,
9975 are permitted in any medium without royalty provided the copyright
9976 notice and this notice are preserved.