2017-03-14 Richard Biener <rguenther@suse.de>
[official-gcc.git] / gcc / ChangeLog
blob8b84aabe0ef2eecea22458830b819dbb088f6ffb
1 2017-03-14  Richard Biener  <rguenther@suse.de>
3         PR tree-optimization/80030
4         * tree-vect-stmts.c (vectorizable_store): Plug memleak.
6 2017-03-13  Kito Cheng  <kito.cheng@gmail.com>
8         * config/riscv/riscv.c (riscv_emit_float_compare>: Use
9         gcc_fallthrough() instead of __attribute__((fallthrough));
11 2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>
13         * doc/gcc.texi: Remove "up" link to (DIR).
14         * doc/gccint.texi: Ditto.
16 2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>
17         
18         * doc/install.texi (Specific) <avr>: Remove reference to
19         binutils 2.13.
21 2017-03-13  Jeff Law  <law@redhat.com>
23         * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
24         attribute rather than comments.
26         * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
27         match_scratch operand is highest.
29 2017-03-13  Martin Liska  <mliska@suse.cz>
31         PR middle-end/78339
32         * ipa-pure-const.c (warn_function_noreturn): If the declarations
33         is a CHKP clone, use original declaration.
35 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
37         * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
38         (arc_conditional_register_usage): Use a different allocation order
39         when optimizing for size.
40         * common/config/arc/arc-common.c (arc_option_optimization_table):
41         Section anchors default on when optimizing for size.
43 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
45         * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
47 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
49         * config/arc/arc.c (arc_output_addsi): Emit code density adds.
50         * config/arc/arc.md (cpu_facility): Add cd variant.
51         (*movqi_insn): Add code density variant.
52         (*movhi_insn): Likewise.
53         (*movqi_insn): Likewise.
54         (*addsi3_mixed): Likewise.
55         (subsi3_insn): Likewise.
57 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
59         * config/arc/arc.md (movsi_cond_exec): Update constraint.
61 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
63         * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
64         expressions with MINUS and UNARY ops.
66 2017-03-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
68         PR target/79911
69         * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
70         Rename to...
71         (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
72         between vec_select and vector argument.
73         (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
74         (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
75         (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
76         (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
77         (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
78         (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
80 2017-03-13  Richard Biener  <rguenther@suse.de>
82         PR other/79991
83         * params.def (vect-max-peeling-for-alignment): Fix typo.
85 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
87         * doc/install.texi (Specific) <mips-*-*>: Remove description of
88         issue that only occurred with binutils below 2.18.
89         
90 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
92         * doc/install.texi (Specific) <cris-axis-elf>: No longer
93         refer to binutils 2.11/2.12 minimum.
95 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
97         * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
98         ftp.kernel.org and simplify binutils requirement.
100 2017-03-11  Gerald Pfeifer  <gerald@pfeifer.com>
102         * doc/invoke.texi (Warning Options): Fix spelling of link-time
103         optimization.
104         (Optimize Options): Ditto.  Also remove redundancy.
106 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
108         PR translation/79848
109         * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
110         "%qs".
111         * ipa-pure-const.c (suggest_attribute): Likewise.  Convert _
112         to G_ to avoid double translation.
114 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
116         PR translation/79923
117         * auto-profile.c (get_combined_location): Convert leading
118         character of diagnostics to lower case and remove trailing period.
119         (read_profile): Likewise for various diagnostics.
120         * config/arm/arm.c (arm_option_override): Remove trailing period
121         from various diagnostics.
122         * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
123         (msp430_expand_delay_cycles): Likewise.
125 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
127         PR target/79925
128         * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
129         full command-line argument, rather than just "str".
130         (aarch64_validate_march): Likewise.
131         (aarch64_validate_mtune): Likewise.
133 2017-03-10  Bernd Schmidt  <bschmidt@redhat.com>
135         PR rtl-optimization/78911
136         * lra-assigns.c (must_not_spill_p): New function.
137         (spill_for): Use it.
139 2017-03-10  Jakub Jelinek  <jakub@redhat.com>
141         PR tree-optimization/79981
142         * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
143         ATOMIC_COMPARE_EXCHANGE ifn result.
144         (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
145         IFN_ATOMIC_COMPARE_EXCHANGE.
147 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
149         PR driver/79875
150         * opts.c (parse_sanitizer_options): Add missing question mark to
151         "did you mean" message.
153 2017-03-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
155         * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
156         built-in.
157         (VMULEUH_UNS): Likewise.
158         (VMULOUB_UNS): Likewise.
159         (VMULOUH_UNS): Likewise.
160         * config/rs6000/rs6000.c (builtin_function_type): Remove
161         references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
163 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
165         PR bootstrap/79952
166         * read-rtl-function.c (function_reader::read_rtx_operand): Update
167         x with result of extra_parsing_for_operand_code_0.
168         (function_reader::extra_parsing_for_operand_code_0): Convert
169         return type from void to rtx, returning x.  When reading
170         SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
171         larger size containing struct block_symbol.
173 2017-03-10  Segher Boessenkool  <segher@kernel.crashing.org>
175         * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
176         -mfloat128-hardware without -m64.
178 2017-03-10  Will Schmidt <will_schmidt@vnet.ibm.com>
180         PR target/79941
181         * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
182         entries to the case statement that marks unsigned arguments to
183         overloaded functions.
185 2017-03-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
187         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
188         two typographic errors in the handling of TARGET_UPPER_REGS_DI.
190 2017-03-10  Pat Haugen  <pthaugen@us.ibm.com>
192         PR target/79907
193         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
194         TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
196 2017-03-10  Martin Liska  <mliska@suse.cz>
198         PR target/65705
199         PR target/69804
200         * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
201         * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
202         FIELD != NULL.
204 2017-03-10  Olivier Hainque  <hainque@adacore.com>
206         * tree-switch-conversion (array_value_type): Start by resetting
207         candidate type to it's main variant.
209 2017-03-10  Jakub Jelinek  <jakub@redhat.com>
211         PR rtl-optimization/79909
212         * combine.c (try_combine): Use simplify_replace_rtx on individual
213         CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
214         of the whole CALL_INSN_FUNCTION_USAGE.
216         PR tree-optimization/79972
217         * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
218         get_range_info on SSA_NAMEs.  Formatting fixes.
220 2017-03-10  Richard Biener  <rguenther@suse.de>
221             Jakub Jelinek  <jakub@redhat.com>
223         PR tree-optimization/77975
224         * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
225         edge to be constant.
226         (get_val_for): For constant x return it.  Formatting fix.
227         (loop_niter_by_eval): Avoid pointless looping if the next iteration
228         would use the same bases as the current one.
230 2017-03-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
232         * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
233         instead of vec_select for V1TImode.
234         * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
235         longer needed.
236         (VSX_LE_128): Add V1TI to this mode iterator.
237         (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
238         (*vsx_le_perm_store_<mode>): Likewise.
239         (pre-reload splitter for VSX stores): Likewise.
240         (post-reload splitter for VSX stores): Likewise.
241         (*vsx_xxpermdi2_le_<mode>): Likewise.
242         (*vsx_lxvd2x2_le_<mode>): Likewise.
243         (*vsx_stxvd2x2_le_<mode>): Likewise.
245 2017-03-09  Michael Eager  <eager@eagercon.com>
247         Correct failures with --enable-checking=yes,rtl.
249         * config/microblaze/microblaze.c (microblaze_expand_shift):
250         Replace GET_CODE test with CONST_INT_P and INTVAL test with
251         test for const0_rtx.
252         * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
253         lshrsi3_byone): Replace INTVAL with test for const1_rtx.
255 2017-03-09  Richard Biener  <rguenther@suse.de>
257         PR tree-optimization/79977
258         * graphite-scop-detection.c (scop_detection::merge_sese):
259         Handle the case of extra exits to blocks dominating the entry.
261 2017-03-09  Toma Tabacu  <toma.tabacu@imgtec.com>
263         * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
264         Document rdynamic.
266 2017-03-09  Vladimir Makarov  <vmakarov@redhat.com>
268         PR rtl-optimization/79949
269         * lra-constraints.c (process_alt_operands): Check memory when
270         trying to predict a cycle.  Print about the overall increase.
272 2017-03-09  Richard Biener  <rguenther@suse.de>
274         PR middle-end/79971
275         * gimple-expr.c (useless_type_conversion_p): Preserve
276         TYPE_SATURATING for fixed-point types.
278 2017-03-09  Richard Biener  <rguenther@suse.de>
280         PR ipa/79970
281         * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
282         alignment of BLKmode params.
284 2017-03-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
286         PR target/79913
287         * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
288         (VALL_NO_V2Q): Likewise.
289         (VDQF_DF): Delete.
290         * config/aarch64/aarch64-simd.md
291         (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
292         iterator.
293         (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
294         VALL_NO_V2Q mode iterator.
295         (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
297 2017-03-09  Martin Liska  <mliska@suse.cz>
299         PR tree-optimization/79631
300         * tree-chkp-opt.c (chkp_is_constant_addr): Call
301         tree_int_cst_sign_bit just for INTEGER constants.
303 2017-03-09  Martin Liska  <mliska@suse.cz>
305         PR target/65705
306         PR target/69804
307         * toplev.c (process_options): Disable -fcheck-pointer-bounds with
308         sanitizers.
310 2017-03-09  Marek Polacek  <polacek@redhat.com>
312         PR c++/79672
313         * tree.c (inchash::add_expr): Handle TREE_VEC.
315 2017-03-09  Martin Liska  <mliska@suse.cz>
317         PR ipa/79764
318         (chkp_narrow_size_and_offset): New function.
319         (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
320         (void chkp_parse_bit_field_ref): New function.
321         (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
322         (chkp_process_stmt): Use chkp_parse_bit_field_ref.
324 2017-03-09  Martin Liska  <mliska@suse.cz>
326         PR ipa/79761
327         * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
328         (chkp_find_bounds_1): Remove gcc_unreachable.
330 2017-03-09  Jakub Jelinek  <jakub@redhat.com>
332         PR sanitizer/79944
333         * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
334         BUILT_IN_SYNC*, determine the access type from the size suffix and
335         always build a MEM_REF with that type.  Handle forgotten
336         BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
338         PR target/79932
339         * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
340         _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
341         _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
342         _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
343         _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
344         _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
345         _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
346         _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
347         _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
348         _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
349         _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
350         _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
351         _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
352         _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
353         _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
354         _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
355         _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
356         _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
357         _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
358         _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
359         _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
360         _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
361         _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
362         _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
363         _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
364         _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
365         _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
366         _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
367         _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
368         _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
369         definitions outside of __OPTIMIZE__ guarded section.
371         PR target/79932
372         * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
373         _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
374         _mm512_packus_epi32, _mm512_maskz_packus_epi32,
375         _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
376         guarded section.
378 2017-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
380         * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
381         ("vfenez<mode>"): Add missing constraints.
383 2017-03-08  Martin Sebor  <msebor@redhat.com>
385         PR target/79928
386         * config/nds32/nds32.c (nds32_option_override): 
388 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
390         PR c/79940
391         * gimplify.c (gimplify_omp_for): Replace index var in outer
392         taskloop statement with an artificial variable and add
393         OMP_CLAUSE_PRIVATE clause for it.
395 2017-03-08  Richard Biener  <rguenther@suse.de>
397         PR tree-optimization/79955
398         * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
399         for accesses that are completely outside of the variable.
401 2017-03-08  Andrew Haley  <aph@redhat.com>
403         PR tree-optimization/79943
404         * tree-ssa-loop-split.c (compute_new_first_bound): When
405         calculating the new upper bound, (END-BEG) should be added, not
406         subtracted.
408 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
410         * config/avr/avr.md (setmemhi): Make sure match_dup
411         operand number comes before match_scratch.
413 2017-03-08  Richard Biener  <rguenther@suse.de>
415         PR tree-optimization/79920
416         * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
417         with ncopies == 1 to ...
418         (vect_transform_slp_perm_load): ... here.  Properly compute
419         all element loads by iterating VF times over the group.  Do
420         not handle ncopies (computed in a broken way) in
421         vect_create_mask_and_perm.
423 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
425         PR sanitizer/79904
426         * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
427         is a uniform vector, use uniform_vector_p return value instead of
428         building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
430 2017-03-07  Marek Polacek  <polacek@redhat.com>
432         PR middle-end/79809
433         * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
434         (alloca_call_type): Likewise.
436 2017-03-07  Martin Liska  <mliska@suse.cz>
438         * gcov.c (process_args): Put comment to correct location.
440 2017-03-07  Martin Liska  <mliska@suse.cz>
442         PR middle-end/68270
443         * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
444         Use array_at_struct_end_p instead of DECL_CHAIN (field).
445         (chkp_narrow_bounds_for_field): Likewise.
446         (chkp_parse_array_and_component_ref): Pass one more argument to
447         call.
449 2017-03-07  Richard Biener  <rguenther@suse.de>
451         * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
452         preheaders.
454 2017-03-07  Segher Boessenkool  <segher@kernel.crashing.org>
456         * config/i386/i386.c (ix86_local_alignment): Align most aggregates
457         of 16 bytes and more to 16 bytes, not those of 16 bits and more.
459 2017-03-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
461         PR c/79855
462         * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
463         to end of description.
464         (PARAM_MAX_STORES_TO_MERGE): Likewise.
466 2017-03-07  Jakub Jelinek  <jakub@redhat.com>
468         PR rtl-optimization/79901
469         * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
470         ...
471         (*avx512f_<code><mode>3<mask_name>): ... this.
472         (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
473         iterator instead of VI8_AVX2_AVX512BW.
475         PR rtl-optimization/79901
476         * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
477         min/max expander, expand it using expand_vec_cond_expr.
479         PR sanitizer/79897
480         * ubsan.c (ubsan_encode_value): Call mark_addressable on the
481         temporary.
483 2017-03-06  Jakub Jelinek  <jakub@redhat.com>
485         PR c++/79821
486         * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
487         to void * for PCH reasons.
488         * dwarf2out.c (output_loc_operands, output_die): Cast
489         v.val_vec.array to unsigned char *.
491 2017-03-06  John David Anglin  <danglin@gcc.gnu.org>
493         PR target/77850
494         * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
495         vector types.
497 2017-03-06  Vladimir Makarov  <vmakarov@redhat.com>
499         PR rtl-optimization/79571
500         * lra-constraints.c (process_alt_operands): Calculate static
501         reject and subtract it from overall when only addresses will be
502         reloaded.
504 2017-03-06  Julia Koval  <julia.koval@intel.com>
506         PR target/79793
507         * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
508         incoming stack boundary to 128 for 64-bit targets.
510 2017-03-06  Richard Biener  <rguenther@suse.de>
512         PR tree-optimization/79894
513         * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
514         to NULL after folding it.
516 2017-03-06  Richard Biener  <rguenther@suse.de>
518         PR tree-optimization/79824
519         * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
520         check disabling peeling for gaps.
522 2017-03-06  Toma Tabacu  <toma.tabacu@imgtec.com>
524         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
525         attributes): Document gettimeofday.
527 2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>
529         * config/s390/s390.c (s390_option_override_internal): Set
530         PARAM_MIN_VECT_LOOP_BOUND
532 2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>
534         * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
535         * config/s390/s390.md: Likewise.
537 2017-03-06  Jakub Jelinek  <jakub@redhat.com>
539         PR target/79812
540         * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
541         (<avx2_avx512>_perm<mode>): Rename to ...
542         (avx2_perm<mode>): ... this.  Use VI8F_256 iterator instead
543         of VI8F_256_512.
544         (<avx512>_perm<mode>_mask): Rename to ...
545         (avx512vl_perm<mode>_mask): ... this.  Use VI8F_256 iterator instead
546         of VI8F_256_512.
547         (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
548         (avx2_perm<mode>_1<mask_name): ... this.  Use VI8F_256 iterator
549         instead of VI8F_256_512.
550         (avx512f_perm<mode>): New define_expand.
551         (avx512f_perm<mode>_mask): Likewise.
552         (avx512f_perm<mode>_1<mask_name>): New define_insn.
553         (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
555 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
557         * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
558         msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
559         if_then_else.
560         (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
562 2017-03-06  Martin Liska  <mliska@suse.cz>
564         PR sanitize/79783
565         * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
566         when having a SSA NAME w/o VAR_DECL assigned to it.
568 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
570         * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
571         msa_dpsub_<su>_d): Fix MODE for vec_select.
573 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
575         * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
576         argument.
577         * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
579 2017-03-06  Richard Biener  <rguenther@suse.de>
581         * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
582         * plugin.c (register_plugin_info): Likewise.
583         * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
585 2017-03-05  Jakub Jelinek  <jakub@redhat.com>
587         * config/i386/sse.md (sse_storehps, sse_storelps,
588         avx_<castmode><avxsizesuffix>_<castmode>,
589         avx512f_<castmode><avxsizesuffix>_<castmode>,
590         avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
591         in condition that at least one operand is not a MEM.
593 2017-03-03  Jakub Jelinek  <jakub@redhat.com>
595         PR middle-end/79805
596         * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
597         ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
598         ECF_NOTHROW.
599         * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
600         gimple_call_nothrow_p flag based on whether original builtin can throw.
601         If it can, emit following stmts on the fallthrough edge.
602         * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
603         don't create new bb if inserting just debug stmts on the edge, try to
604         insert them on the fallthru bb or just reset debug stmts.
606 2017-03-03  Segher Boesssenkool  <segher@kernel.crashing.org>
608         PR target/43763
609         * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
610         restore recog_data (including the operand rtxes inside it) around
611         the call to get_insn_template.
613 2017-03-03  Martin Sebor  <msebor@redhat.com>
615         PR tree-optimization/79699
616         * context.c (context::~context): Free MPFR caches to avoid
617         a memory leak on program exit.
619 2017-03-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
621         * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
622         Use wide_int::ulow () instead of .elt (0).
624 2017-03-03  Uros Bizjak  <ubizjak@gmail.com>
626         * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
627         (*pushxf): Limit oF constraint to 32bit targets and add oC
628         constraint for 64bit targets.
629         (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
630         (*pushdf): Change rmF constraint to rmC.
632 2017-03-03  Martin Liska  <mliska@suse.cz>
634         * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
635         Remove unused variable.
637 2017-03-03  Jakub Jelinek  <jakub@redhat.com>
639         PR target/79807
640         * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
641         is a memory operand, increase num_memory.
642         (ix86_expand_args_builtin): Likewise.
644 2017-03-03  Jan Hubicka  <jh@suse.cz>
646         PR lto/79760
647         * ipa-devirt.c (maybe_record_node): Properly handle
648         __cxa_pure_virtual visibility.
650 2017-03-03  Martin Liska  <mliska@suse.cz>
652         PR tree-optimization/79803
653         * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
654         assert.
655         (pass_loop_prefetch::execute): Disabled optimization if an
656         assumption about L1 cache size is not met.
658 2017-03-03  Martin Liska  <mliska@suse.cz>
660         PR rtl-optimization/79574
661         * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
662         (hash_scan_set): Likewise.
663         (dump_hash_table): Likewise.
664         (hoist_code): Likewise.
666 2017-03-03  Richard Biener  <rguenther@suse.de>
668         * fixed-value.c (fixed_from_string): Restore use of elt (1)
669         in place of uhigh ().
670         (fixed_convert_from_real): Likewise.
672 2017-03-03  Uros Bizjak  <ubizjak@gmail.com>
674         PR target/79514
675         * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
677 2017-03-03  Richard Biener  <rguenther@suse.de>
679         PR middle-end/79818
680         * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
681         TYPE_OVERFLOW_UNDEFINED check.
683 2017-03-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
685         * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
686         numbers.
687         (vector_ae_<mode>_p): Likewise.
688         (vector_nez_<mode>_p): Likewise.
689         (vector_ne_v2di_p): Likewise.
690         (vector_ae_v2di_p): Likewise.
691         (vector_ne_<mode>_p): Likewise.
692         * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
693         numbers.
694         (vsx_tsqrt<mode>2_fe): Likewise.
696 2017-03-02  Uros Bizjak  <ubizjak@gmail.com>
698         PR target/79514
699         * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
701 2017-03-02  Jakub Jelinek  <jakub@redhat.com>
703         PR rtl-optimization/79780
704         * cprop.c (one_cprop_pass): When second and further conditional trap
705         in a single basic block is turned into an unconditional trap, turn it
706         into a deleted note to avoid RTL verification failures.
708 2017-03-02  Richard Biener  <rguenther@suse.de>
710         * fold-const.c (const_binop): Use ulow () instead of elt (0).
712 2017-03-02  Richard Biener  <rguenther@suse.de>
714         PR tree-optimization/79345
715         PR c++/42000
716         * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
717         param and abort the walk, returning -1 if it is hit.
718         (walk_aliased_vdefs): Take a limit param and pass it on.
719         * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
720         defaulting to 0 and return a signed int.
721         * tree-ssa-uninit.c (struct check_defs_data): New struct.
722         (check_defs): New helper.
723         (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
724         about uninitialized memory.
725         * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
726         bogus uninitialized warning.
727         (fixed_convert_from_real): Likewise.
729 2017-03-02  Bin Cheng  <bin.cheng@arm.com>
731         PR tree-optimization/66768
732         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
733         iv_use if base object can't be determined.
735 2017-03-02  Jakub Jelinek  <jakub@redhat.com>
737         PR tree-optimization/79345
738         * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
739         * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
740         (get_pattern_stats): Initialize it.
741         * genemit.c (gen_expand): Verify match_scratch numbers come after
742         match_operand/match_dup numbers.
743         * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
744         match_scratch numbers.
745         * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
746         Likewise.
747         * config/s390/s390.md (trunctdsd2): Likewise.
749 2017-03-02  Richard Biener  <rguenther@suse.de>
751         * wide-int.h (wide_int_storage::operator=): Implement in terms
752         of wi::copy.
754 2017-03-02  Richard Biener  <rguenther@suse.de>
756         PR tree-optimization/79777
757         * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
758         the to insert expression to sth existing.
760 2017-03-01  Martin Sebor  <msebor@redhat.com>
762         PR middle-end/79692
763         * gimple-ssa-sprintf.c
764         (directive::known_width_and_precision): New function.
765         (format_integer): Use it.
766         (get_mpfr_format_length): Consider the full range of precision
767         when computing %g output with the # flag.  Set the likely byte
768         count to 3 rather than 1 when precision is indeterminate.
769         (format_floating): Correct the lower bound of precision.
771 2017-03-01  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
773         * doc/invoke.texi: Document default code model for 64-bit Linux.
775 2017-03-01  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
777         PR target/79752
778         * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
779         udiv rather than div since input pattern is unsigned.
781 2017-03-01  Uros Bizjak  <ubizjak@gmail.com>
783         * config/i386/i386.c (print_reg): Warn for values of
784         unsupported size in integer register.
786 2017-03-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
788         PR target/79439
789         * config/rs6000/predicates.md (current_file_function_operand): Do
790         not allow self calls to be local if the function is replaceable.
792 2017-03-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>
794         PR target/79395
795         * config/rs6000/altivec.h (vec_ctz and others): Change the
796         preprocessor macro that controls conditional compilation from
797         _ARCH_PWR9 to __POWER9_VECTOR__.
798         (vec_all_ne): Change parameterization of __altivec_scalar_pred
799         macro expansion under preprocessor #ifdef __POWER9_VECTOR__
800         control (instead of _ARCH_PWR9 control) so that template
801         definition uses power9-specific function.
802         (vec_any_eq): Likewise.
803         (vec_all_ne): Change macro definition to use a power9-specific
804         expansion under #ifdef __POWER9_VECTOR__ control (instead of
805         _ARCH_PWR9 control).
806         (vec_any_eq) Likewise.
807         * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
808         expansion for CMPNEF to remove support for xvcmpnesp instruction.
809         (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
810         support for xvcmpnedp instruction.
811         (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
812         macro expansion so that Power9 implementation of vec_all_ne does
813         not use the AltiVec predicate framework.
814         (VCMPNEH_P): Likewise.
815         (VCMPNEW_P): Likewise.
816         (VCMPNED_P): Likewise.
817         (VCMPNEFP_P): Likewise.
818         (VCMPNEDP_P): Likewise.
819         (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
820         implementation of vec_any_eq to not use AltiVec predicate
821         framework.
822         (VCMPAEH_P): Likewise.
823         (VCMPAEW_P): Likewise.
824         (VCMPAED_P): Likewise.
825         (VCMPAEFP_P): Likewise.
826         (VCMPAEDP_P): Likewise.
827         (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
828         BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
829         not use the AltiVec predicate framework.
830         (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
831         of vec_any_eq to not use AltiVec predicate framework.
832         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
833         support for predefined __POWER9_VECTOR__ macro to indicate that
834         Power9 instruction selection is enabled.
835         (altivec_overloaded_builtins): Remove extraneous
836         ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
837         function argument types RS6000_BTI_bool_V16QI and
838         RS6000_BTI_bool_V16QI.  Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
839         entry for overloaded function argument types RS6000_BTI_bool_V4SI
840         andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB.  Remove
841         two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
842         P9V_BUILTIN_CMPNEF to force use of instructions not specific to
843         Power9 for implementations of vec_cmpne.  Change the signature for
844         all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
845         (representing vec_all_ne) to remove the previously described first
846         argument of type RS6000_BTI_INTSI, as this was an artifact of
847         reliance on the AltiVec predicate framework, which is no longer
848         used in the implementation of these functions.  Add
849         P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
850         function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
851         since, unlike the AltiVec predicate framework implementation, we
852         do not share function descriptors between vec_alle and vec_anyeq.
853         (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
854         set of modes that receive special treatment even when
855         TARGET_P9_VECTOR is true.  The special treatment emits code that
856         does not depend on Power9 instructions.
857         * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
858         define_expand to not rely on AltiVec predicate framework.
859         (vector_ae_<mode>p): New define_expand to represent vec_any_eq
860         function.
861         (vector_ne_v2di_p): Change this define_expand to not rely on
862         AltiVec predicate framework.
863         (vector_ae_v2di_p): New define_expand to represent vec_any_eq
864         function.
865         (vector_ne_<mode>_p): Change this define_expand to not rely on
866         AltiVec predicate framework.
867         (vector_ae_<mode>p): New define_expand to represent vec_any_eq
868         function.
869         * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
870         (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
871         define_insn pattern.
872         (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
873         define_insn pattern because the xvcmpne<VSs>. instruction is not
874         supported.
875         (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
876         instruction is not supported.
878 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
880         * config/nvptx/nvptx.c: Include intl.h.
882 2017-03-01  Martin Jambor  <mjambor@suse.cz>
884         PR lto/78140
885         * ipa-prop.h (ipa_bits): Removed field known.
886         (ipa_jump_func): Removed field vr_known.  Changed fields bits and m_vr
887         to pointers.  Adjusted their comments to warn about their sharing.
888         (ipcp_transformation_summary): Change bits to a vector of pointers.
889         (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
890         (ipa_get_ipa_bits_for_value): Declare.
891         * tree-vrp.h (value_range): Mark as GTY((for_user)).
892         * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
893         (ipa_bits_hash_table): Likewise.
894         (ipa_vr_ggc_hash_traits): Likewise.
895         (ipa_vr_hash_table): Likewise.
896         (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
897         being pointers and vr_known being removed.
898         (ipa_set_jf_unknown): Likewise.
899         (ipa_get_ipa_bits_for_value): New function.
900         (ipa_set_jfunc_bits): Likewise.
901         (ipa_get_value_range): New overloaded functions.
902         (ipa_set_jfunc_vr): Likewise.
903         (ipa_compute_jump_functions_for_edge): Use the above functions to
904         construct bits and vr parts of jump functions.
905         (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
906         ipa_bits_hash_table and ipa_vr_hash_table if they do not already
907         exist.
908         (ipcp_grow_transformations_if_necessary): Also allocate
909         ipa_bits_hash_table and ipa_vr_hash_table if they do not already
910         exist.
911         (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
912         them.  Fix too long lines.
913         (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
914         vr_known being removed.
915         (ipa_read_jump_function): Use new setter functions to construct bits
916         and vr parts of jump functions or set them to NULL.
917         (write_ipcp_transformation_info): Adjust for bits being pointers.
918         (read_ipcp_transformation_info): Likewise.
919         (ipcp_update_bits): Likewise.  Fix excessively long lines a trailing
920         space.
921         Include gt-ipa-prop.h.
922         * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
923         being pointers.
924         (ipcp_store_bits_results): Likewise.
925         (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
926         Do not write to existing jump functions but use a temporary instead.
928 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
930         PR c++/79681
931         * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
932         attempt to use its first operand as BIT_FIELD_REF base.
934 2017-03-01  Richard Biener  <rguenther@suse.de>
936         PR middle-end/79721
937         * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
938         interpolating formula in wrapping arithmetic.
939         (chrec_apply): Convert chrec_evaluate return value to wanted type.
941 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
943         PR tree-optimization/79734
944         * tree-vect-generic.c (expand_vector_condition): Optimize
945         AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
946         Handle VEC_COND_EXPR where comparison has different inner width from
947         type's inner width.
949 2017-02-28  Sandra Loosemore  <sandra@codesourcery.com>
951         * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
952         markup, and similar issues.  Remove @opindex entries for things
953         that aren't options.  Add missing -mmpy-option entries.
955 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
957         PR tree-optimization/79737
958         * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
959         a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
960         tmpbuf[byte_size - 1].  Call natice_encode_expr with byte_size - 1
961         instead of byte_size.  Formatting fix.
962         (shift_bytes_in_array_right): Formatting fix.
964 2017-02-28  Eric Botcazou  <ebotcazou@adacore.com>
966         PR target/79749
967         * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
968         condition on optimize for the leaf function test.
970 2017-02-28  Martin Liska  <mliska@suse.cz>
972         PR lto/79625
973         * read-rtl-function.c (function_reader::handle_unknown_directive):
974         Bail out when one uses -flto.
976 2017-02-28  Martin Liska  <mliska@suse.cz>
978         * common.opt: Replace space with tabular for options of <number>
979         type.
980         * config/i386/i386.opt: Show <number> value for
981         -mlarge-data-threshold.
982         * opts.c (print_filtered_help): Do not display number in hexadecimal
983         format.
985 2017-02-28  Martin Liska  <mliska@suse.cz>
987         * common.opt: Fix --help=option -Q for options which are of
988         an enum type.
990 2017-02-28  Uros Bizjak  <ubizjak@gmail.com>
992         * config/i386/i386.c (print_reg): Error out for values
993         of 8-bit size in invalid integer register.
995 2017-02-28  Martin Sebor  <msebor@redhat.com>
997         PR tree-optimization/79691
998         * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1000 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
1002         PR target/79729
1003         * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1004         gcc_unreachable with output_operand_lossage.
1006 2017-02-28  Richard Biener  <rguenther@suse.de>
1008         PR tree-optimization/79740
1009         * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1010         inserts.
1011         (visit_nary_op): Insert the nary into the hashtable if we
1012         pattern-matched sth.
1013         * tree-ssa-pre.c (eliminate_insert): Robustify.
1015 2017-02-28  Richard Biener  <rguenther@suse.de>
1017         PR middle-end/79731
1018         * fold-const.c (decode_field_reference): Reject out-of-bound
1019         accesses.
1021 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
1023         * config/i386/i386.c: Include intl.h.
1024         (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1025         instead of just cond ? "..." : "...".
1026         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1027         * coverage.c (read_counts_file): Likewise.
1028         * omp-offload.c: Include intl.h.
1029         (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1030         of just cond ? "..." : "...".
1031         * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1032         of just cond ? "..." : "...".
1034 2017-02-28  Richard Earnshaw  <rearnsha@arm.com>
1036         PR target/79742
1037         * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1038         entry, if present.
1039         * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1040         'tune for' CPU name.
1041         * config/arm/arm-cpu-data.h: Regenerated.
1043 2017-02-28  Richard Biener  <rguenther@suse.de>
1045         PR tree-optimization/79732
1046         * tree-inline.c (expand_call_inline): Do not shadow var.
1048 2017-02-28  Richard Biener  <rguenther@suse.de>
1050         PR tree-optimization/79723
1051         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1052         address-space properly.
1054 2017-02-28  Thomas Schwinge  <thomas@codesourcery.com>
1056         * doc/optinfo.texi (Optimization groups): Fix option used for
1057         OPTGROUP_ALL.
1058         * doc/invoke.texi (-fopt-info): Document "omp".
1059         * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1060         (OPTGROUP_ALL): Add OPTGROUP_OMP.
1061         * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1062         * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1063         * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1065         * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP.  Adjust
1066         all users.
1067         * dumpfile.c (optgroup_options): Instead of "openmp", associate
1068         OPTGROUP_OMP with "omp".
1070 2017-02-27  Pat Haugen  <pthaugen@us.ibm.com>
1072         PR target/79544
1073         * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1074         for arithmetic shift of unsigned V2DI.
1076 2017-02-27  Claudiu Zissulescu  <claziss@synopsys.com>
1078         * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1079         arc/linux.h headers.
1080         * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1081         (LINK_SPEC): Likewise.
1082         (ARC_TLS_EXTRA_START_SPEC): Likewise.
1083         (EXTRA_SPECS): Likewise.
1084         (STARTFILE_SPEC): Likewise.
1085         (ENDFILE_SPEC): Likewise.
1086         (LIB_SPEC): Likewise.
1087         (TARGET_SDATA_DEFAULT): Likewise.
1088         (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1089         (MULTILIB_DEFAULTS): Likewise.
1090         (DWARF2_UNWIND_INFO): Likewise.
1091         * config/arc/big.h: New file.
1092         * config/arc/elf.h: Likewise.
1093         * config/arc/linux.h: Likewise.
1094         * config/arc/t-uClibc: Remove.
1096 2017-02-27  Bin Cheng  <bin.cheng@arm.com>
1098         PR tree-optimization/77536
1099         * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1100         (tree_transform_and_unroll_loop): Use above function to compute the
1101         estimated niter of unrolled loop and use it when scaling profile.
1102         Also use count info rather than frequency if it's non-zero.
1103         * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1104         * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1105         (vect_transform_loop): Call above function.
1107 2017-02-27  Richard Biener  <rguenther@suse.de>
1109         PR tree-optimization/45397
1110         * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1111         * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1112         (visit_nary_op): Add pattern matching for CSEing sign-changed
1113         or truncated operations with wider ones.
1115 2017-02-27  Richard Biener  <rguenther@suse.de>
1117         PR tree-optimization/79690
1118         * tree-vect-stmts.c (vectorizable_store): Use vector type
1119         built from the DR with address-space.
1121 2017-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
1123         * doc/invoke.texi (Optimize Options): Refine the description
1124         of asan-use-after-return.
1126 2017-02-25  Alan Modra  <amodra@gmail.com>
1128         PR rtl-optimization/79584
1129         * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1130         base, not ad->base_term, the reg within base.  Remove assertion
1131         that ad->base == ad->base_term.  Replace gen_int_mode using
1132         bogus mode with const0_rtx.
1134 2017-02-25  Jakub Jelinek  <jakub@redhat.com>
1136         PR middle-end/79396
1137         * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1138         FMA_EXPR like tcc_binary or tcc_unary.
1140         * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1142         PR debug/77589
1143         * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1144         bitfield.
1145         (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1146         (output_loc_operands): Handle DW_OP_call_ref and
1147         DW_OP_GNU_variable_value.
1148         (struct variable_value_struct): New type.
1149         (struct variable_value_hasher): Likewise.
1150         (variable_value_hash): New variable.
1151         (string_types): Remove.
1152         (copy_loc_descr): New function.
1153         (add_loc_descr_to_each): Clarify comment.  Use copy_loc_descr.
1154         (prepend_loc_descr_to_each): New function.
1155         (add_loc_list): Fix comment typo.  Use prepend_loc_descr_to_each
1156         instead of add_loc_descr_to_each if the first argument is single
1157         location list and the second has multiple.
1158         (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1159         (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1160         when looking for variable value which doesn't have other location info.
1161         (loc_list_from_tree): Formatting fix.
1162         (gen_array_type_die): Simplify DW_AT_string_length handling.
1163         (adjust_string_types): Remove.
1164         (gen_subprogram_die): Don't call adjust_string_types nor test/set
1165         string_types.  Call resolve_variable_values.
1166         (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1167         (resolve_addr_in_expr): Likewise.  Add A argument.
1168         (copy_deref_exprloc): Remove deref argument.  Adjust for the
1169         original expression being DW_OP_GNU_variable_value with optionally
1170         DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1171         optionally after it.
1172         (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1173         (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1174         callers.  Set remove_AT_byte_size if removing DW_AT_string_length.
1175         (variable_value_hasher::hash, variable_value_hasher::equal): New
1176         methods.
1177         (resolve_variable_value_in_expr, resolve_variable_value,
1178         resolve_variable_values, note_variable_value_in_expr,
1179         note_variable_value): New functions.
1180         (dwarf2out_early_finish): Call note_variable_value on all toplevel
1181         DIEs.
1183 2017-02-24  Jakub Jelinek  <jakub@redhat.com>
1185         PR c/79677
1186         * opts.h (handle_generated_option): Add GENERATED_P argument.
1187         * opts-common.c (handle_option): Adjust function comment.
1188         (handle_generated_option): Add GENERATED_P argument, pass it to
1189         handle_option.
1190         (control_warning_option): Pass false to handle_generated_option
1191         GENERATED_P.
1192         * opts.c (maybe_default_option): Pass true to handle_generated_option
1193         GENERATED_P.
1194         * optc-gen.awk: Likewise.
1196 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
1198         * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1199         a REG, look at the REG it is a SUBREG of.
1200         (splitter for cmpeqsi_t): Ditto.
1202 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
1204         * config/pa/pa.c (pa_combine_instructions): Do not share RTL.  Make
1205         the special USEs with the pattern of the insn, not the insn itself.
1207 2017-02-24  Matthew Fortune  <matthew.fortune@imgtec.com>
1209         PR target/79473
1210         * doc/invoke.texi: Document -mload-store-pairs.
1212 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
1213             Sandra Loosemore  <sandra@codesourcery.com>
1215         * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1216         argument isn't a CONST_INT.
1217         (nios2_alternate_compare_const): Assert op is a CONST_INT.
1218         (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1219         (nios2_validate_compare): Bypass alternate compare logic if *op2
1220         is not a CONST_INT.
1221         (ldstwm_operation_p): Return false if first_base is not a REG or
1222         if first_offset is not a CONST_INT.
1224 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
1226         * config/cris/cris.md: Use correct operand in a define_peephole2.
1228 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
1230         * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1232 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
1234         * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1235         this_insn if it is an INSN or JUMP_INSN.
1236         (force_offsettable): Look at base, not at addr.
1237         * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1238         on things that aren't necessarily CONST_INTs.
1240 2017-02-24  Uros Bizjak  <ubizjak@gmail.com>
1242         * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1243         -mfpmath=sse is the default also for x86-32 targets with SSE2
1244         instruction set when @option{-ffast-math} is enabled
1246 2017-02-24  Jeff Law  <law@redhat.com>
1248         PR rtl-optimizatoin/79286
1249         * ira.c (update_equiv_regs): Drop may_trap_p exception to
1250         dominance test.
1252 2017-02-24  Richard Biener  <rguenther@suse.de>
1254         PR tree-optimization/79389
1255         * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1256         debug insns.
1258 2017-02-24  Aldy Hernandez  <aldyh@redhat.com>
1260         * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1261         function comment to reflect reality.
1262         (loop_exits_before_overflow): Fix typo in function description.
1264 2017-02-24  Richard Biener  <rguenther@suse.de>
1266         PR tree-optimization/79389
1267         * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1268         properly that a threading opportunity exists.  Detect conditional
1269         copy/constant propagation opportunities.
1271 2017-02-23  Eric Botcazou  <ebotcazou@adacore.com>
1273         * config/visium/visium.md (type): Add trap.
1274         (b): New mode attribute.
1275         (*btst): Rename into...
1276         (*btst<mode>): ...this and adjust.
1277         (*cbranchsi4_btst_insn): Rename into...
1278         (*cbranch<mode>4_btst_insn): ...this and adjust.
1279         (trap): New define_insn.
1281 2017-02-23  Jakub Jelinek  <jakub@redhat.com>
1283         PR tree-optimization/79389
1284         * ifcvt.c (struct noce_if_info): Add rev_cond field.
1285         (noce_reversed_cond_code): New function.
1286         (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1287         reversed_comparison_code.  Formatting fix.
1288         (noce_try_store_flag): Test rev_cond != NULL in addition to
1289         reversed_comparison_code.
1290         (noce_try_store_flag_constants): Likewise.
1291         (noce_try_store_flag_mask): Likewise.
1292         (noce_try_addcc): Use rev_cond if non-NULL instead of
1293         reversed_comparison_code.
1294         (noce_try_cmove_arith): Likewise.  Formatting fixes.
1295         (noce_try_minmax, noce_try_abs): Clear rev_cond.
1296         (noce_find_if_block): Initialize rev_cond.
1297         (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1298         instead of false as last argument never attempt to reverse it
1299         afterwards.
1301 2017-02-23  Bin Cheng  <bin.cheng@arm.com>
1303         PR tree-optimization/79663
1304         * tree-predcom.c (combine_chains): Process refs in reverse order
1305         only for ZERO length chains, and add explaining comment.
1307 2017-02-23  Jeff Law  <law@redhat.com>
1309         PR tree-optimization/79578
1310         * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1311         in call to operand_equal_p.
1313 2017-01-23  Dominique d'Humieres  <dominiq@lps.ens.fr>
1315         PR target/71017
1316         * config/i386/cpuid.h: Fix another undefined behavior.
1318 2017-02-23  Richard Biener  <rguenther@suse.de>
1320         PR tree-optimization/79683
1321         * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1322         vector types for data-refs.
1324 2017-02-23  Martin Liska  <mliska@suse.cz>
1326         * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1328 2017-02-23  Jakub Jelinek  <jakub@redhat.com>
1330         PR middle-end/79665
1331         * internal-fn.c (get_range_pos_neg): Moved to ...
1332         * tree.c (get_range_pos_neg): ... here.  No longer static.
1333         * tree.h (get_range_pos_neg): New prototype.
1334         * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1335         are known to be in between 0 and signed maximum inclusive, try to
1336         expand both unsigned and signed divmod and use the cheaper one from
1337         those.
1339 2017-02-22  Jeff Law  <law@redhat.com>
1341         PR tree-optimization/79578
1342         * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1343         to compare base operands.
1345 2017-02-22  Segher Boessenkool  <segher@kernel.crashing.org>
1347         PR target/79211
1348         * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1349         gpc_reg_operand instead of fpr_reg_operand.
1351 2017-02-22  Sameera Deshpande  <sameera.deshpande@imgtec.com>
1353         * config/mips/mips.c (mips_return_in_memory): Force FP
1354         vector types to be returned in memory for o32 ABI.
1356 2017-02-22  Jakub Jelinek  <jakub@redhat.com>
1358         * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1359         instead of DW_TAG_member for static data member declarations and don't
1360         set no_linkage_name for static inline data members.
1361         (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1362         to DW_TAG_member.
1364 2017-02-22  Martin Liska  <mliska@suse.cz>
1366         * doc/invoke.texi: Replace inequality signs with square brackets
1367         for -Wnormalized.
1369 2017-02-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1371         PR tree-optimization/68644
1372         * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1374 2017-02-22  Matthew Fortune  <matthew.fortune@imgtec.com>
1376         PR target/78660
1377         * lra-constraints.c (simplify_operand_subreg): Handle
1378         WORD_REGISTER_OPERATIONS targets.
1380 2017-02-22  Jakub Jelinek  <jakub@redhat.com>
1382         PR target/70465
1383         * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1384         and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1385         elimination by swapping fld*.
1387 2017-02-22  Richard Biener  <rguenther@suse.de>
1389         PR tree-optimization/79673
1390         * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1391         convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1392         irrelevant address-space qualifiers and avoiding a
1393         ADDR_SPACE_CONVERT_EXPR from fold_convert.
1395 2017-02-22  Richard Biener  <rguenther@suse.de>
1397         PR tree-optimization/79666
1398         * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1399         to not symbolically negate if that may introduce undefined
1400         overflow.
1402 2017-02-22  Martin Liska  <mliska@suse.cz>
1404         PR lto/79587
1405         * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1406         * data-streamer-out.c (streamer_write_gcov_count_stream):
1407         Likewise.
1408         * value-prof.c (stream_out_histogram_value): Make assert more
1409         precise based on type of counter.
1411 2017-02-21  Uros Bizjak  <ubizjak@gmail.com>
1413         PR target/79593
1414         * config/i386/i386.md (standard_x87sse_constant_load splitter):
1415         Use nonimmediate_operand instead of memory_operand for operand 1.
1416         (float-extend standard_x87sse_constant_load splitter): Ditto.
1418 2017-02-21 Jeff Law  <law@redhat.com>
1420         PR tree-optimization/79621
1421         * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
1422         blocks with edges to themselves.
1424 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
1426         PR target/79633
1427         * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
1428         is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
1429         Use gimple_call_builtin_p.
1431         PR target/79570
1432         * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
1433         on temporarily removed DEBUG_INSNs.
1435         PR tree-optimization/79649
1436         * tree-loop-distribution.c (classify_partition): Give up on
1437         non-generic address space loads/stores.
1439 2017-02-21  Aldy Hernandez  <aldyh@redhat.com>
1441         * doc/loop.texi (Loop manipulation): Remove nonexistent
1442         tree_ssa_loop_version from the documentation.
1443         * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
1445 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
1447         PR target/79494
1448         * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
1449         make_reg_eh_region_note_nothrow_nononlocal on call_insn.
1450         * config/rs6000/rs6000.c: Include except.h.
1451         (rs6000_expand_split_stack_prologue): Call
1452         make_reg_eh_region_note_nothrow_nononlocal on the call insn.
1454 2017-02-21  Martin Jambor  <mjambor@suse.cz>
1456         PR lto/79579
1457         * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
1458         have been analyzed.
1460 2017-02-21  Martin Jambor  <mjambor@suse.cz>
1462         * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
1463         for backward compatibility only.
1464         * doc/invoke.texi (Option Summary): Remove all references to
1465         -fipa-cp-alignment.
1467 2017-02-21  Matthew Fortune  <matthew.fortune@imgtec.com>
1469         PR target/78660
1470         Revert:
1471         2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
1473         * lra-constraints.c (curr_insn_transform): Handle
1474         WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1476 2017-02-21  Martin Liska  <mliska@suse.cz>
1478         * config/i386/i386.opt: Replace -masm-dialect with -masm.
1480 2017-02-21  Thomas Schwinge  <thomas@codesourcery.com>
1482         PR translation/79638
1483         * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
1485 2017-02-21  Eric Botcazou  <ebotcazou@adacore.com>
1487         PR ada/67205
1488         * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1489         (arm_function_ok_for_sibcall): Return false for an indirect call by
1490         descriptor if all the argument registers are used.
1491         (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
1492         alignment of the function.
1494 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
1496         PR tree-optimization/61441
1497         * simplify-rtx.c (simplify_const_unary_operation): For
1498         -fsignaling-nans and sNaN operand, return NULL_RTX rather than
1499         the sNaN unmodified.
1501 2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1503         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1504         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1505         instead of SYSTEM_HEADER_DIR.
1507 2017-02-20  Gerald Pfeifer  <gerald@pfeifer.com>
1508             Martin LiÅ¡ka  <mliska@suse.cz>
1510         * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1511         Fix typos and grammar, use active voice, and clarify.
1513 2017-02-20  Marek Polacek  <polacek@redhat.com>
1515         PR middle-end/79537
1516         * gimplify.c (gimplify_expr): Handle unused *&&L;.
1518         PR sanitizer/79558
1519         * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
1521 2017-02-20  Jakub Jelinek  <jakub@redhat.com>
1523         PR target/79568
1524         * config/i386/i386.c (ix86_expand_builtin): Handle
1525         OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
1526         ix86_builtins_isa[fcode].isa as a requirement of those
1527         flags and any other flag in the bitmask.
1528         (ix86_init_mmx_sse_builtins): Use 0 instead of
1529         ~OPTION_MASK_ISA_64BIT as mask.
1530         * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
1531         __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
1532         __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
1533         __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
1535 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
1537         PR target/78012
1538         * lra-constraints.c (split_reg): Check requested split mode
1539         is supported by the register.
1541 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
1543         * lra-constraints.c (simplify_operand_subreg): Remove early
1544         return false.
1546 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
1548         PR target/78660
1549         * lra-constraints.c (curr_insn_transform): Tighten condition
1550         for converting SUBREG reloads from OP_OUT to OP_INOUT.
1552 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
1554         PR target/78660
1555         * lra-constraints.c (curr_insn_transform): Handle
1556         WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1558 2017-02-19  Uros Bizjak  <ubizjak@gmail.com>
1560         Revert:
1561         2016-05-30  Uros Bizjak  <ubizjak@gmail.com>
1563         * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1565 2017-02-19  Jonathan Wakely  <jwakely@redhat.com>
1567         PR c++/69523
1568         * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
1569         description.
1571 2017-02-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
1573         * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
1574         for FMA_EXPR.
1576 2017-02-18  Jakub Jelinek  <jakub@redhat.com>
1578         * final.c (last_columnnum, override_columnnum): New variables.
1579         (final_start_function): Set last_columnnum, pass it to begin_prologue
1580         hook and pass 0 to dwarf2out_begin_prologue.
1581         (final_scan_insn): Update override_columnnum.  Pass last_columnnum
1582         to source_line debug hook.
1583         (notice_source_line): Compute last_columnnum and for debug_column_info
1584         return true on column changes.
1585         * debug.h (struct gcc_debug_hooks): Add column argument to
1586         source_line and begin_prologue hooks.
1587         (debug_nothing_int_charstar_int_bool): Remove prototype.
1588         (debug_nothing_int_int_charstar,
1589         debug_nothing_int_int_charstar_int_bool): New prototypes.
1590         (dwarf2out_begin_prologue): Add column argument.
1591         * debug.c (do_nothing_debug_hooks): Adjust source_line and
1592         begin_prologue hooks.
1593         (debug_nothing_int_charstar_int_bool): Remove.
1594         (debug_nothing_int_int_charstar,
1595         debug_nothing_int_int_charstar_int_bool): New functions.
1596         * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
1597         through to dwarf2out_source_line.
1598         (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
1599         (dwarf2out_source_line): Add column argument, emit it if requested.
1600         * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
1601         arguments.
1602         * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1603         * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1604         * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
1605         through to dwarf2out_begin_prologue.
1606         (vmsdbgout_source_line): Add column argument, pass it through to
1607         dwarf2out_source_line.
1608         * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
1609         dbxout_source_line caller.
1610         (dbxout_source_line): Add column argument.
1612         * common.opt (gno-column-info, gcolumn-info): New options.
1613         * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
1614         (check_die): Also test for multiple DW_AT_decl_column attributes.
1615         (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
1616         DW_AT_decl_column if requested.
1617         (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
1618         if requested.
1619         (gen_variable_die): Likewise.
1620         (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
1621         * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
1623         PR target/79569
1624         * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
1625         * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
1626         (ix86_handle_option): Handle OPT_m3dnowa.
1627         * doc/invoke.texi (-m3dnowa): Document.
1628         * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
1629         -m3dnowa instead of -m3dnow -march=athlon.
1631         PR target/79559
1632         * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
1633         instead of gcc_assert for K, r and R code checks.  Formatting fixes.
1635 2017-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1637         PR target/79261
1638         * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
1639         support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
1640         * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
1641         generator for vsx_xxpermdi_<mode>_be.
1642         * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
1643         force big-endian semantics.
1644         (vsx_xxpermdi_<mode>_be): New define_expand with same
1645         implementation as previous version of vsx_xxpermdi_<mode>.
1647 2017-02-17  Jakub Jelinek  <jakub@redhat.com>
1649         PR tree-optimization/79327
1650         * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
1651         variable, its initialization and use.
1653 2017-02-17  Julia Koval  <julia.koval@intel.com>
1655         * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
1656         (OPTION_MASK_ISA_PKU_UNSET): New.
1657         (ix86_handle_option): Handle -mrdpid.
1658         * config/i386/cpuid.h (bit_RDPID): New.
1659         * config/i386/driver-i386.c (host_detect_local_cpu):
1660         Detect RDPID feature.
1661         * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
1662         * config/i386/i386-c.c (ix86_target_macros_internal):
1663         Handle RDPID flag.
1664         * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
1665         (ix86_valid_target_attribute_inner_p): Add "rdpid".
1666         (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
1667         * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
1668         * config/i386/i386.md (define_insn "rdpid"): New.
1669         * config/i386/i386.opt Add -mrdpid.
1670         * config/i386/immintrin.h (_rdpid_u32): New.
1672 2017-02-17  Vladimir Makarov  <vmakarov@redhat.com>
1674         PR rtl-optimization/79541
1675         * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
1676         instead of transforming it into USE.
1678 2017-02-17  Segher Boessenkool  <segher@kernel.crashing.org>
1680         * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
1681         If HONOR_SNANS (SFmode) force the input to a register.
1682         (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
1683         (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
1684         an frsp or similar insn.
1686 2017-02-17  Martin Liska  <mliska@suse.cz>
1688         PR rtl-optimization/79577
1689         * params.def (selsched-max-sched-times): Increase minimum to 1.
1691 2017-02-17  Martin Liska  <mliska@suse.cz>
1693         PR rtl-optimization/79574
1694         * gcse.c (want_to_gcse_p): Prevent integer overflow.
1696 2017-02-17  Martin Liska  <mliska@suse.cz>
1698         PR tree-optimization/79529
1699         * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
1700         ssa_defined_default_def_p to handle cases which are implicitly
1701         defined.
1702         * tree-ssa.c (ssa_defined_default_def_p): New function.
1703         (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
1704         which are implicitly defined.
1705         * tree-ssa.h (ssa_defined_default_def_p): Declare.
1707 2017-02-17  Richard Biener  <rguenther@suse.de>
1709         PR middle-end/79576
1710         * params.def (max-ssa-name-query-depth): Limit to 10.
1712 2017-02-17  Richard Biener  <rguenther@suse.de>
1714         PR tree-optimization/79552
1715         * tree-ssa-structalias.c (visit_loadstore): Properly verify
1716         default defs.
1718 2017-02-17  Richard Biener  <rguenther@suse.de>
1720         PR bootstrap/79567
1721         * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
1723 2017-02-17  Marek Polacek  <polacek@redhat.com>
1725         PR middle-end/79536
1726         * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
1727         (fold_negate_expr): New wrapper.
1729 2017-02-16  Sandra Loosemore  <sandra@codesourcery.com>
1731         * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]: 
1732         Correct terminology and de-emphasize pre-standard behavior.
1734 2017-02-16  Alan Modra  <amodra@gmail.com>
1736         PR rtl-optimization/79286
1737         * ira.c (def_dominates_uses): New function.
1738         (update_equiv_regs): Don't create an equivalence for insns that
1739         may trap where the register def does not dominate the use.
1741 2017-02-16  Vladimir Makarov  <vmakarov@redhat.com>
1743         PR rtl-optimization/78127
1744         * lra.c (lra): Call lra_eliminate before finish the loop after
1745         lra_constraint.
1747 2017-02-16  Richard Biener  <rguenther@suse.de>
1749         * graphite.h: Do not include isl/isl_val_gmp.h, instead include
1750         isl/isl_val.h.
1751         * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
1752         (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
1753         * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
1754         (isl_val_int_from_wi): New function.
1755         (extract_affine_gmp): Rename to ...
1756         (extract_affine_wi): ... this, take a widest_int.
1757         (extract_affine_int): Just wrap extract_affine_wi.
1758         (add_param_constraints): Use isl_val_int_from_wi.
1759         (add_loop_constraints): Likewise, and extract_affine_wi.
1761 2017-02-15 Jeff Law  <law@redhat.com>
1763         PR middle-end/79521
1764         * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
1765         ira_init_register_move_cost_if_necessary.
1767 2017-02-15  Martin Sebor  <msebor@redhat.com>
1769         PR middle-end/32003
1770         * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
1771         removed in a prior commit.
1773 2017-02-15  Bin Cheng  <bin.cheng@arm.com>
1775         PR tree-optimization/79347
1776         * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
1777         counters during peeling.
1779 2017-02-15  Thomas Schwinge  <thomas@codesourcery.com>
1781         * Makefile.in (site.exp): Remove "set ISLVER".
1783 2017-02-15  Jakub Jelinek  <jakub@redhat.com>
1785         PR target/79487
1786         * real.c (real_from_integer): Call real_convert even for decimal.
1788 2017-02-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
1790         PR target/79421
1791         * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
1793 2017-02-14  Andrew Pinski  <apinski@cavium.com>
1795         * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
1796         cores and change the partno/implementer to be correct.
1797         (thunderx2t99p1): New core which replaces thunderx2t99 and still has
1798         the 'B" as the implementer.
1799         * config/aarch64/aarch64-tune.md: Regenerate.
1801 2017-02-14  Carl Love  <cel@us.ibm.com>
1803         * config/rs6000/rs6000.c: Add case statement entry to make the
1804         xvcvuxdsp built-in argument unsigned.
1805         * config/rs6000/vsx.md: Fix the source and return operand types so they
1806         match the instruction definitions from the ISA document.  Fix typo
1807         in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
1808         statement.
1810 2017-02-14  Vladimir Makarov  <vmakarov@redhat.com>
1812         PR target/79282
1813         * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
1814         member early_clobber_alts.
1815         * lra-lives.c (reg_early_clobber_p): New.
1816         (process_bb_lives): Use it.
1817         * lra.c (new_insn_reg): New arg early_clobber_alts.  Use it.
1818         (debug_operand_data): Initialize early_clobber_alts.
1819         (setup_operand_alternative): Set up early_clobber_alts.
1820         (collect_non_operand_hard_regs): Ditto.  Pass early clobber
1821         alternatives to new_insn_reg.
1822         (add_regs_to_insn_regno_info): Add arg early_clobber_alts.  Use
1823         it.
1824         (lra_update_insn_regno_info): Pass the new arg.
1826 2017-02-14  Jakub Jelinek  <jakub@redhat.com>
1828         PR middle-end/79505
1829         * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
1830         (new_oacc_loop_raw): Don't clear already cleared fields.
1832         PR target/79481
1833         * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
1834         _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
1835         _mm512_prefetch_i64gather_ps): New inline functions and macros.
1837 2017-02-14  Uros Bizjak  <ubizjak@gmail.com>
1839         PR target/79495
1840         * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
1842 2017-02-14  H.J. Lu  <hongjiu.lu@intel.com>
1844         PR target/79498
1845         * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
1846         the extra instruction to the right place to store 128-bit constant
1847         when needed.
1849 2017-02-14  Martin Sebor  <msebor@redhat.com>
1851         PR middle-end/79448
1852         * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
1853           warning for strings of unknown length.
1855 2017-02-13  Segher Boessenkool  <segher@kernel.crashing.org>
1857         * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
1859 2017-02-14 Jeff Law  <law@redhat.com>
1861         PR target/79404
1862         * ira-costs.c (scan_one_insn): Initialize register move costs
1863         for pseudos seen in USE/CLOBBER insns.
1865         PR tree-optimization/79095
1866         * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
1867         if the numerator has the range ~[0,0] make the resultant range ~[0,0].
1868         (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
1869         if the operands are known to be not equal, then the resulting range
1870         is ~[0,0].
1871         (intersect_ranges): If the new range is ~[0,0] and the old range is
1872         wide, then prefer ~[0,0].
1873         * tree-vrp.c (overflow_comparison_p_1): New function.
1874         (overflow_comparison_p): New function.
1875         * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
1876         if NAME is used in an overflow test.
1877         (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
1878         overflow check that can be expressed as an equality test, then adjust
1879         ops to be that equality test.
1881 2017-02-14  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1883         * config/s390/s390-builtin-types.def: Remove flags argument.
1884         * config/s390/s390.c (s390_init_builtins): Likewise.
1886 2017-02-14  Martin Liska  <mliska@suse.cz>
1888         * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
1889         vector.  Fix trailing white spaces.
1891 2017-02-14  James Greenhalgh  <james.greenhalgh@arm.com>
1893         * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
1894         HFmode.
1896 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1898         PR rtl-optimization/68664
1899         * config/arm/arm.c (arm_sched_can_speculate_insn):
1900         New function.  Declare prototype.
1901         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
1903 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1905         PR rtl-optimization/68664
1906         * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
1907         New function.
1908         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
1910 2017-02-14  Amit Pawar  <amit.pawar@amd.com>
1912         * config/i386/i386.c (znver1_cost): Fix the alignment for function and
1913         max skip bytes for function, loop and jump.
1915 2017-02-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
1917         * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
1918         ABS_EXPR for gimple dump.
1920 2017-02-14  Jakub Jelinek  <jakub@redhat.com>
1922         PR target/79462
1923         * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
1925         PR tree-optimization/79408
1926         * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
1927         case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
1928         (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
1929         also if rhs1 is INTEGER_CST.
1931 2017-02-14  Richard Biener  <rguenther@suse.de>
1933         PR middle-end/79432
1934         * tree-into-ssa.c (insert_phi_nodes): When the function can
1935         have abnormal edges rewrite SSA names with broken use-def
1936         dominance out of SSA and register them for PHI insertion.
1938 2017-02-13  Martin Sebor  <msebor@redhat.com>
1940         PR middle-end/79496
1941         * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
1942         clearing info.nowrite flag when snprintf size argument is a range.
1944 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
1946         * cprop.c (cprop_jump): Add missing space in string literal.
1947         * tree-ssa-structalias.c (rewrite_constraints): Likewise.
1948         (get_constraint_for_component_ref): Likewise.
1949         * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
1950         * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
1951         * lra-constraints.c (process_alt_operands): Likewise.
1952         * ipa-inline.c (inline_small_functions): Likewise.
1953         * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
1954         * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
1955         * trans-mem.c (diagnose_tm_1_op): Likewise.
1956         * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
1957         (grid_parallel_clauses_gridifiable): Likewise.
1959         * config/nvptx/mkoffload.c (process): Add space in between
1960         , and %d.
1962         * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
1963         "MOD4_SSE_REGS" and "ALL_REGS".
1965         * spellcheck.c (test_data): Add , in between "foo" and "food".
1967 2017-02-13  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
1969         PR target/79449
1970         * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
1971         boundary crossing check and subsequent code generation agree.
1973 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1975         * config/aarch64/aarch64.c (has_memory_op): Delete.
1976         (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
1977         has_memory_op.
1979 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
1981         PR rtl-optimization/79388
1982         PR rtl-optimization/79450
1983         * combine.c (distribute_notes): When removing TEM_INSN for which
1984         corresponding dest has last value recorded, invalidate that last
1985         value.
1987 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1989         * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
1990         of explicit '@'.  Add missing assembly comment marker on branch costs
1991         printout.
1993 2017-02-13  Nathan Sidwell  <nathan@acm.org>
1995         * gengtype-lex.l (<in_struct>): Add '/'.
1997 2017-02-13  Martin Liska  <mliska@suse.cz>
1999         PR c/79471
2000         * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2002 2017-02-13  Richard Biener  <rguenther@suse.de>
2004         * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2005         Remove.
2006         * configure: Re-generate.
2007         * config.in: Likewise.
2008         * graphite-dependences.c: Simplify as if
2009         HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2010         * graphite-isl-ast-to-gimple.c: Likewise.
2011         * graphite-optimize-isl.c: Likewise.
2012         * graphite-poly.c: Likewise.
2013         * graphite-sese-to-poly.c: Likewise.
2014         * graphite.h: Likewise.
2015         * toplev.c: Include isl/version.h and use isl_version () for
2016         printing the ISL version.
2017         * doc/install.texi: Update ISL requirement.
2019 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
2021         * doc/standards.texi (Standards): Update reference to
2022         Objective-C 2.0.
2024 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
2025         
2026         * doc/extend.texi (Named Address Spaces): sourceware.org now
2027         defaults to https.
2028         * doc/install.texi (Binaries): Ditto.
2029         (Specific): Ditto.
2031 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
2033         * doc/cpp.texi: Replace "stringify"/"stringification" with C 
2034         standard terminology "stringize"/"stringizing" throughout.
2035         * doc/cppinternals.texi: Likewise.
2037 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
2039         * doc/extend.texi: Fix some spelling mistakes and typos.
2040         * doc/invoke.texi: Likewise.
2042 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
2044         PR ipa/79224
2045         * params.def (inline-min-speedup) Change from 10 to 8.
2047 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
2049         * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2050         4.5.
2052 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
2054         PR ipa/79224
2055         * ipa-inline-analysis.c (get_minimal_bb): New function.
2056         (record_modified): Use it.
2057         (remap_edge_change_prob): Handle also ancestor functions.
2059 2017-02-11  Gerald Pfeifer  <gerald@pfeifer.com>
2061         * doc/contrib.texi (Contributors): Remove broken link into
2062         the Mauve CVS repository.
2064 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
2066         PR middle-end/79454
2067         * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2068         result computation whenever lhs doesn't have vector mode, not
2069         just when it has BLKmode.
2071 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
2073         * doc/makefile.texi (profiledbootstrap): Refer to the
2074         installation instructions only in textual form.
2076 2017-02-10  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
2078         PR target/79295
2079         * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2081 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
2083         * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2084         (Specific): Update mingw-w64 reference.
2085         (Binaries): Ditto.
2086         (Specific): Remove broken link to Renesas RX processor.
2088 2017-02-10  Richard Biener  <rguenther@suse.de>
2090         * toplev.c (process_options): Do not mention obsolete graphite
2091         options when printing sorry message about missing graphite support.
2092         Mention -floop-nest-optimize.
2094 2017-02-10  Christophe Lyon  <christophe.lyon@linaro.org>
2096         * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2097         (vtst_p16): Likewise.
2098         (vtstq_p8): Likewise.
2099         (vtstq_p16): Likewise.
2100         (vtst_p64): New.
2101         (vtstq_p64): Likewise.
2102         * config/arm/arm_neon.h (vgetq_lane_p64): New.
2103         (vset_lane_p64): New.
2104         (vsetq_lane_p64): New.
2106 2017-02-10  Jakub Jelinek  <jakub@redhat.com>
2108         PR tree-optimization/79411
2109         * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2110         stmt operands are SSA_NAMEs used in abnormal phis.
2111         (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2112         phis.
2114 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
2116         PR ipa/70795
2117         * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2118         flag if needed.
2120 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
2122         * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2124 2017-02-09  Jakub Jelinek  <jakub@redhat.com>
2126         * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2127         to avoid warning.
2129         PR c/79413
2130         * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2131         not arbitrary TREE_CONSTANT.
2133         PR c/79431
2134         * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2135         "omp declare target link" attribute unless is_global_var.
2136         * omp-offload.c (find_link_var_op): Likewise.
2138 2017-02-09  Nathan Sidwell  <nathan@codesourcery.com>
2139             Chung-Lin Tang  <cltang@codesourcery.com>
2141         * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2142         OMP_CLAUSE_TILE.
2143         (gimplify_adjust_omp_clauses): Don't delete TILE.
2144         (gimplify_omp_for): Deal with TILE.
2145         * internal-fn.c (expand_GOACC_TILE): New function.
2146         * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2147         (GOACC_TILE): New.
2148         * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2149         (expand_oacc_collapse_init): Add LOC paramter.  Initialize tile
2150         element fields.
2151         (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2152         avoid DIV for outermost collapse var.
2153         (expand_oacc_for): Insert tile element loop as needed.  Adjust.
2154         Remove out of date comments, fix whitespace.
2155         * omp-general.c (omp_extract_for_data): Deal with tiling.
2156         * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2157         adjust OLF_DIM_BASE value.
2158         (struct omp_for_data): Add tiling field.
2159         * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2160         (lower_oacc_head_mark): Add OLF_TILE as appropriate.  Ensure 2 levels
2161         for auto loops.  Remove default auto determining, moved to
2162         oacc_loop_fixed_partitions.
2163         * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2164         stmts, add e_mask field.
2165         (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2166         (oacc_thread_numbers): Use oacc_dim_call.
2167         (oacc_xform_tile): New.
2168         (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2169         (finish_oacc_loop): Adjust for ifns vector.
2170         (oacc_loop_discover_walk): Append loop abstraction sites to list,
2171         add case for GOACC_TILE fns.
2172         (oacc_loop_xform_loop): Delete.
2173         (oacc_loop_process): Iterate over call list directly, and add
2174         handling for GOACC_TILE fns.
2175         (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2176         dump partitioning.
2177         (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2178         vector partitioning to outer loops.  Assign 2 partitions to loops
2179         when available. Add TILE handling.
2180         (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2181         (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2182         * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2183         * tree.c (omp_clause_num_ops): Adjust TILE ops.
2184         * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2186 2017-02-09  Gerald Pfeifer  <gerald@pfeifer.com>
2188         * configure.ac (ACX_BUGURL): Update.
2189         * configure: Regenerate.
2191 2017-02-09  Richard Biener  <rguenther@suse.de>
2193         PR tree-optimization/69823
2194         * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2195         Properly enumerate all BBs in the region.  Use auto_vec/auto_bitmap.
2197 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
2199         * config/arc/arc-c.def: Add __NPS400__ definition.
2200         * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2201         (TARGET_NPS400): Define.
2203 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
2205         * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2206         file.
2207         (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2208         pointer, arch_info.
2209         (arc_cpu_types): Fill the arch_info field with a pointer into the
2210         arc_arch_types table.
2211         (arc_selected_cpu): Declare.
2212         * config/arc/arc.c (arc_selected_cpu): Make global.
2213         (arc_selected_arch): Delete.
2214         (arc_base_cpu): Delete.
2215         (arc_override_options): Remove references to deleted variables,
2216         update access to arch information.
2217         (ARC_OPT): Update access to arch information.
2218         (ARC_OPTX): Likewise.
2219         * config/arc/arc.h (arc_base_cpu): Remove declaration.
2220         (TARGET_ARC600): Update access to arch information.
2221         (TARGET_ARC601): Likewise.
2222         (TARGET_ARC700): Likewise.
2223         (TARGET_EM): Likewise.
2224         (TARGET_HS): Likewise.
2225         * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2226         information.
2228 2017-02-08  Pat Haugen  <pthaugen@us.ibm.com>
2230         PR target/78604
2231         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2232         condition/operands for integer GE/LE/GEU/LEU operations.
2234 2017-02-08  Segher Boessenkool  <segher@kernel.crashing.org>
2236         PR translation/79397
2237         * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2238         of AltiVec.
2240 2017-02-08  Martin Jambor  <mjambor@suse.cz>
2242         PR ipa/79375
2243         * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2244         whether allocation happened.
2245         (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2246         nothing was allocated.
2248 2017-02-08  Jakub Jelinek  <jakub@redhat.com>
2250         PR tree-optimization/79408
2251         * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2252         constant, but SSA_NAME with a known integer range, use the minimum
2253         of that range instead of op1 to determine if modulo can be replaced
2254         with its first operand.
2256 2016-02-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2258         * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2260 2017-02-08  Richard Biener  <rguenther@suse.de>
2262         PR tree-optimization/71824
2263         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2264         Check all loops contained in the merged region.
2266 2017-02-07  Andrew Pinski  <apinski@cavium.com>
2268         * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2270 2017-02-07  Andrew Pinski  <apinski@cavium.com>
2272         * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2273         (thunderxt88): Likewise.
2274         (thunderxt81): Disable LSE and change v8.1 to v8.
2275         (thunderxt83): Likewise.
2277 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
2278             Richard Biener  <rguenther@suse.de>
2280         PR middle-end/79399
2281         * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2282         type from int to size_t.
2283         * ira-costs.c (struct_costs_size): Change type from int to size_t.
2285 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
2287         PR rtl-optimization/79386
2288         * cprop.c (bypass_conditional_jumps): Initialize
2289         bypass_last_basic_block already before splitting bbs after
2290         unconditional traps...
2291         (bypass_conditional_jumps): ... rather than here.
2293         PR target/79299
2294         * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2295         (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2296         *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2297         fix -masm=intel patterns.
2299 2017-02-07  Richard Biener  <rguenther@suse.de>
2301         PR tree-optimization/79256
2302         PR middle-end/79278
2303         * builtins.c (get_object_alignment_2): Use min_align_of_type
2304         to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2305         and ADJUST_FIELD_ALIGN.
2307         * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2308         type parameter.
2309         * doc/tm.texi: Regenerate.
2310         * stor-layout.c (layout_decl): Adjust.
2311         (update_alignment_for_field): Likewise.
2312         (place_field): Likewise.
2313         (min_align_of_type): Likewise.
2314         * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2315         * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2316         * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2317         * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2318         * config/frv/frv.c (frv_adjust_field_align): Likewise.
2319         * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2320         * config/i386/i386.c (x86_field_alignment): Likewise.
2321         * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2322         * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2323         * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2324         * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2325         * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2326         * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2327          Likewise.
2329         Revert
2330         2017-01-30  Richard Biener  <rguenther@suse.de>
2332         PR tree-optimization/79256
2333         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2334         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2335         alignment on TYPE.
2337 2017-02-07  Toma Tabacu  <toma.tabacu@imgtec.com>
2339         * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2340         argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2341         builtins to SImode and emit a zero-extend, if necessary.
2343 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
2345         * docs/invoke.texi (RISC-V Options): Alphabetize.
2347 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
2349         * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2350         options.
2352 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
2354         * config/riscv/riscv.c: New file.
2355         * gcc/common/config/riscv/riscv-common.c: Likewise.
2356         * config.gcc: Likewise.
2357         * config/riscv/constraints.md: Likewise.
2358         * config/riscv/elf.h: Likewise.
2359         * config/riscv/generic.md: Likewise.
2360         * config/riscv/linux.h: Likewise.
2361         * config/riscv/multilib-generator: Likewise.
2362         * config/riscv/peephole.md: Likewise.
2363         * config/riscv/pic.md: Likewise.
2364         * config/riscv/predicates.md: Likewise.
2365         * config/riscv/riscv-builtins.c: Likewise.
2366         * config/riscv/riscv-c.c: Likewise.
2367         * config/riscv/riscv-ftypes.def: Likewise.
2368         * config/riscv/riscv-modes.def: Likewise.
2369         * config/riscv/riscv-opts.h: Likewise.
2370         * config/riscv/riscv-protos.h: Likewise.
2371         * config/riscv/riscv.h: Likewise.
2372         * config/riscv/riscv.md: Likewise.
2373         * config/riscv/riscv.opt: Likewise.
2374         * config/riscv/sync.md: Likewise.
2375         * config/riscv/t-elf-multilib: Likewise.
2376         * config/riscv/t-linux: Likewise.
2377         * config/riscv/t-linux-multilib: Likewise.
2378         * config/riscv/t-riscv: Likewise.
2379         * configure.ac: Likewise.
2380         * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2381         Waterman as RISC-V maintainers.
2382         * doc/install.texi: Add RISC-V entries.
2383         * doc/invoke.texi: Add RISC-V options section.
2384         * doc/md.texi: Add RISC-V constraints section.
2385         * configure: Regenerated.
2387 2017-02-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
2389         PR target/66144
2390         * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2391         false values to be constant vectors with all 0 or all 1 bits set.
2392         (vcondu<mode><mode>): Likewise.
2393         * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2394         predicate.
2395         (fpmask_comparison_operator): Update comment.
2396         (vecint_comparison_operator): New predicate.
2397         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2398         vector conditionals when the true and false values are constant
2399         vectors with all 0 bits or all 1 bits set.
2401 2017-02-06  Martin Sebor  <msebor@redhat.com>
2403         PR  tree-optimization/79376
2404         * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2406 2017-02-06  Uros Bizjak  <ubizjak@gmail.com>
2408         * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2409         explicit subreg RTX with operand 1.  Use VECTOR_MODE_P predicate
2410         to simplify split condition.
2412 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
2414         * omp-expand.c (oxpand_omp_atomic_fetch_op,
2415         expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
2416         false.
2418 2017-02-06  Segher Boessenkool  <segher@kernel.crashing.org>
2420         PR rtl-optimization/68664
2421         * target.def (can_speculate_insn): New hook.
2422         * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
2423         * doc/tm.texi: Regenerate.
2424         * sched-rgn.c (can_schedule_ready_p): Use the new hook.
2425         * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
2426         (rs6000_sched_can_speculate_insn): New function.
2428 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
2430         PR tree-optimization/79284
2431         * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
2432         * tree-vect-stmts.c (vect_get_vec_def_for_operand,
2433         vectorizable_mask_load_store, vectorizable_operation,
2434         vect_is_simple_cond, get_same_sized_vectype): Use it instead
2435         of comparing TREE_CODE of a type against BOOLEAN_TYPE.
2436         * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
2437         vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
2438         * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
2439         * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2440         Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
2441         is_gimple_assign (stmt).  Replace another such test with
2442         is_gimple_assign (stmt).
2444 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
2446         PR target/78883
2447         * config/avr/avr.c (rtl-iter.h): Include it.
2448         (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
2449         (avr_legitimate_combined_insn): ...and implementation.
2451 2017-02-06  Dominik Vogt  <vogt@linux.vnet.ibm.com>
2453         * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
2454         * config/s390/s390.c (s390_const_operand_ok)
2455         (s390_canonicalize_comparison, s390_extract_part)
2456         (s390_single_part, s390_contiguous_bitmask_nowrap_p)
2457         (s390_contiguous_bitmask_p, s390_rtx_costs)
2458         (legitimize_pic_address): Likewise.
2459         * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
2460         * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
2461         ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
2462         ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
2463         * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
2465 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
2467         * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
2468         REGNO($0) == REGNO($1).
2470 2017-02-06  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2472         * config/s390/linux.h(SIZE_TYPE): Add comment.
2474 2017-02-06  Julian Brown  <julian@codesourcery.com>
2475             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
2476             Virendra Pathak  <virendra.pathak@broadcom.com>
2478         * config/aarch64/aarch64-cores.def: Change the scheduler
2479         to Thunderx2t99.
2480         * config/aarch64/aarch64.md: Include thunderx2t99.md.
2481         * config/aarch64/thunderx2t99.md: New file.
2483 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
2485         * doc/standards.texi (Go Language): Update link to language
2486         standard.
2488 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
2490         * tree-eh.c (lower_resx): Sanitize profile.
2491         (cleanup_empty_eh_move_lp): Likewise.
2493 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
2495         PR tree-ssa/79347
2496         * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
2497         ELSE_PROB.
2498         * cfgloopmanip.h (loop_version): Update prototype.
2499         * modulo-sched.c (sms_schedule): Update call of loop_version.
2500         * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
2501         * tree-parloops.c (gen_parallel_loop): Likewise.
2502         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
2503         * tree-ssa-loop-split.c (split_loop): Likewise.
2504         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
2505         * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
2507 2017-02-05  Martin Liska  <mliska@suse.cz>
2509         PR bootstrap/78985
2510         * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
2511         variable to NULL.
2512         (print_operand_address): Initialize a struct to zero.
2514 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
2516         * doc/contrib.texi (Contributors): Refer to Hans Boehm's
2517         garbage collector only in textual form.
2519 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
2520         
2521         * doc/extend.texi (x86 specific memory model extensions for
2522         transactional memory): Simplify a phrase.
2524 2017-02-05  Eric Botcazou  <ebotcazou@adacore.com>
2526         PR target/79353
2527         * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
2528         'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
2529         (atomic_storedi_1): Likewise.
2531 2017-02-04  Jakub Jelinek  <jakub@redhat.com>
2533         PR tree-optimization/79338
2534         * tree-parloops.c (gather_scalar_reductions): Don't call
2535         vect_analyze_loop_form for loop->inner before destroying loop's
2536         loop_vinfo.
2538 2017-02-03  Martin Sebor  <msebor@redhat.com>
2540         PR tree-optimization/79327
2541         * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
2542         when precision has resulted in leading zeros.
2543         (format_integer): Adjust the likely counter to assume an unknown
2544         argument that may be zero is non-zero.
2546 2017-02-03  Jason Merrill  <jason@redhat.com>
2548         PR c++/78689
2549         * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
2550         avoid copying non-taken branch.
2552 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
2554         PR tree-optimization/79340
2555         * tree-vect-loop.c (vectorizable_reduction): Release
2556         vec_defs elements after safe_splicing them into other vectors.
2557         Formatting fixes.
2559         PR tree-optimization/79327
2560         * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
2561         true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
2562         dirtype.
2563         (format_integer): Use wide_int_to_tree instead of build_int_cst
2564         + to_?hwi.  If argmin is NULL, just set argmin and argmax to
2565         TYPE_{MIN,MAX}_VALUE of argtype.  Simplify and fix computation
2566         of shortest and longest sequence.
2568 2017-02-03  Uros Bizjak  <ubizjak@gmail.com>
2570         * config/i386/i386.c (dimode_scalar_chain::convert_reg):
2571         Use pextrd for TARGET_SSE4_1 when creating scalar copy.
2573 2017-02-03  Walter Lee  <walt@tilera.com>
2575         PR target/78862
2576         * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
2577         after initial stackframe link reg save.
2578         * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
2580 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
2582         PR target/79354
2583         * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
2584         wu for stxssp alternative.
2586 2017-02-03  Martin Sebor  <msebor@redhat.com>
2588         PR tree-optimization/79352
2589         * gimple-fold.c (get_range_strlen): Add argument.
2590         (get_range_strlen): Change return type to bool.
2591         (get_maxval_strlen): Pass in a dummy argument.
2592         * gimple-fold.h (get_range_strlen): Change return type to bool.
2593         * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
2594         * tree.h (array_at_struct_end_p): Add argument.
2595         * tree.c (array_at_struct_end_p): Handle it.
2597 2017-02-03  Martin Liska  <mliska@suse.cz>
2599         PR lto/66295
2600         * multiple_target.c (create_dispatcher_calls): Redirect edge
2601         from a caller of a dispatcher.
2602         (expand_target_clones): Make the clones local.
2603         (ipa_target_clone): Do both target clones and resolvers.
2604         (ipa_dispatcher_calls): Remove the pass.
2605         (pass_dispatcher_calls::gate): Likewise.
2606         (make_pass_dispatcher_calls): Likewise.
2607         * passes.def (pass_target_clone): Put as very first IPA early
2608         pass.
2610 2017-02-03  Martin Liska  <mliska@suse.cz>
2612         * symtab.c (symtab_node::binds_to_current_def_p): Bail out
2613         in case of a function with ifunc attribute.
2615 2017-02-03  Martin Liska  <mliska@suse.cz>
2617         * cgraph.c (cgraph_node::dump): Dump function version info.
2618         * symtab.c (symtab_node::dump_base): Add missing new line.
2620 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
2622         * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
2623         (ifcombine_ifandif): Use it.
2625 2017-02-03  Martin Liska  <mliska@suse.cz>
2627         * doc/invoke.texi: Document default value for
2628         use-after-scope-direct-emission-threshold.
2630 2017-02-03  Martin Liska  <mliska@suse.cz>
2632         PR tree-optimization/79339
2633         * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
2634         (format_floating): Likewise.
2636 2017-02-03  Martin Liska  <mliska@suse.cz>
2638         PR ipa/79337
2639         * ipa-prop.c (ipa_node_params_t::insert): Remove current
2640         implementation.
2641         (ipa_node_params_t::remove): Likewise.
2642         * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
2643         initialization from removed ipa_node_params_t::insert.
2644         (ipa_node_params::~ipa_node_params): Move from removed
2645         ipa_node_params_t::release.
2646         * symbol-summary.h (symbol_summary::m_released): New member.
2647         Do not release a summary twice.  Do not allow to call finalizer
2648         for types of a summary that live in GGC memory.
2650 2017-02-02  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
2652         * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
2653         cmp_branch fusion.
2655 2017-02-02  Martin Sebor  <msebor@redhat.com>
2657         PR middle-end/79275
2658         * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
2659         (format_string): Tighten up the range of output for non-constant
2660         strings and correct the expected range for wide non-constant strings.
2662 2017-02-02  Martin Sebor  <msebor@redhat.com>
2664         * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
2666         PR middle-end/32003
2667         * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
2668         index.
2669         (-fdump-tree-@var): Add to index and document how to come up
2670         with pass-specific option and dump file names.
2671         (-fdump-passes): Clarify where to look for output.
2673 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
2675         PR middle-end/77445
2676         * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
2677         statistics of the analyzed path; allow threading for speed when
2678         any of BBs along the path are optimized for speed.
2680 2017-02-02  Eric Botcazou  <ebotcazou@adacore.com>
2682         PR middle-end/78468
2683         * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
2684         settings of the virtual registers.
2686         Revert again
2687         2016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
2689         * explow.c (get_dynamic_stack_size): Take known alignment of stack
2690         pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
2691         needed.
2693 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2695         * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
2696         ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
2698 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2700         * config/s390/s390.md: Add missing comments with the expanded
2701         mnemonics.
2702         * config/s390/vector.md: Likewise.
2703         * config/s390/vx-builtins.md: Likewise.
2705 2017-02-02  Jakub Jelinek  <jakub@redhat.com>
2707         PR target/79197
2708         * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
2709         (fixuns_trunc<mode>di2): ... this, remove previous expander.  Put all
2710         conditions on a single line.
2712 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2714         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
2715         __S390_VX__ to __VX__.
2717 2017-02-01  Andrew Pinski  <apinski@cavium.com>
2719         * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
2720         stmt_info to record_stmt_cost.
2721         (vect_get_known_peeling_cost): Pass stmt_info if known to
2722         record_stmt_cost.
2723         * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
2724         cpu_vector_cost field into
2725         scalar_int_stmt_cost and scalar_fp_stmt_cost.  Split vec_stmt_cost
2726         field into vec_int_stmt_cost and vec_fp_stmt_cost.
2727         * config/aarch64/aarch64.c (generic_vector_cost): Update for the
2728         splitting of scalar_stmt_cost and vec_stmt_cost.
2729         (thunderx_vector_cost): Likewise.
2730         (cortexa57_vector_cost): LIkewise.
2731         (exynosm1_vector_cost): Likewise.
2732         (xgene1_vector_cost): Likewise.
2733         (thunderx2t99_vector_cost): Improve after the splitting of the two
2734         fields.
2735         (aarch64_builtin_vectorization_cost): Update for the splitting of
2736         scalar_stmt_cost and vec_stmt_cost.
2738 2017-02-01  Torvald Riegel  <triegel@redhat.com>
2739             Richard Henderson  <rth@redhat.com>
2741         * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
2742         conditional on existance of a fast atomic load.
2743         * optabs-query.c (can_atomic_load_p): New function.
2744         * optabs-query.h (can_atomic_load_p): Declare it.
2745         * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
2746         no fast atomic load is available for the particular size of access.
2747         (expand_atomic_compare_and_swap): Likewise.
2748         (expand_atomic_load): Likewise.
2749         (expand_atomic_store): Likewise.
2750         (expand_atomic_fetch_op): Likewise.
2751         * testsuite/lib/target-supports.exp
2752         (check_effective_target_sync_int_128): Remove x86 because it provides
2753         no fast atomic load.
2754         (check_effective_target_sync_int_128_runtime): Likewise.
2756 2017-02-01  Richard Biener  <rguenther@suse.de>
2758         * graphite.c: Include tree-vectorizer.h for find_loop_location.
2759         (graphite_transform_loops): Provide opt-info for optimized nests.
2760         * tree-parloop.c (parallelize_loops): Provide opt-info for
2761         parallelized loops.
2763 2017-02-01  Richard Biener  <rguenther@suse.de>
2765         PR middle-end/79315
2766         * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
2767         was not set before.
2769 2017-02-01  Richard Biener  <rguenther@suse.de>
2771         PR tree-optimization/71824
2772         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2773         Verify the loops are valid in the merged SESE region.
2774         (scop_detection::can_represent_loop_1): Check analyzing the
2775         evolution of the number of iterations in the region succeeds.
2777 2017-01-31  Ian Lance Taylor  <iant@golang.org>
2779         * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
2780         REG_ARGS_SIZE note to 32-bit push insns and call insn.
2782 2017-01-31  David Malcolm  <dmalcolm@redhat.com>
2784         PR preprocessor/79210
2785         * input.c (get_substring_ranges_for_loc): Replace line_width
2786         assertion with error-handling.
2788 2017-01-31  Richard Biener  <rguenther@suse.de>
2790         PR tree-optimization/77318
2791         * graphite-sese-to-poly.c (extract_affine): Fix assert.
2792         (create_pw_aff_from_tree): Take loop parameter.
2793         (add_condition_to_pbb): Pass loop of the condition to
2794         create_pw_aff_from_tree.
2796 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
2798         * config/s390/s390.c (s390_asan_shadow_offset): New function.
2799         (TARGET_ASAN_SHADOW_OFFSET): Redefine.
2801 2017-01-31  Michael Meissner  <meissner@linux.vnet.ibm.com>
2803         PR target/78597
2804         PR target/79038
2805         * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
2806         no longer used.
2807         (convert_int_to_float128): Likewise.
2808         * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
2809         (convert_int_to_float128): Likewise.
2810         * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
2811         (UNSPEC_IEEE128_CONVERT): Likewise.
2812         (floatsi<mode>2, FLOAT128 iterator): Bypass calling
2813         rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
2814         Use local variables for IBM extended format.
2815         (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
2816         (fix_trunc<mode>si2_fprs): Likewise.
2817         (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2818         (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
2819         (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
2820         to know that we can now have integers of all sizes in vector
2821         registers.
2822         (fix<uns>_<mode>di2_hw): Likewise.
2823         (float<uns>_<mode>si2_hw): Likewise.
2824         (fix_<mode>si2_hw): Likewise.
2825         (fixuns_<mode>si2_hw): Likewise.
2826         (float<uns>_<mode>di2_hw): Likewise.
2827         (float_<mode>di2_hw): Likewise.
2828         (float_<mode>si2_hw): Likewise.
2829         (floatuns_<mode>di2_hw): Likewise.
2830         (floatuns_<mode>si2_hw): Likewise.
2831         (xscvqp<su>wz_<mode>): Delete, no longer used.
2832         (xscvqp<su>dz_<mode>): Likewise.
2833         (xscv<su>dqp_<mode>): Likewise.
2834         (ieee128_mfvsrd_64bit): Likewise.
2835         (ieee128_mfvsrd_32bit): Likewise.
2836         (ieee128_mfvsrwz): Likewise.
2837         (ieee128_mtvsrw): Likewise.
2838         (ieee128_mtvsrd_64bit): Likewise.
2839         (ieee128_mtvsrd_32bit): Likewise.
2841 2017-01-31  Martin Liska  <mliska@suse.cz>
2843         PR ipa/79285
2844         * ipa-prop.c (ipa_free_all_node_params): Call release method
2845         instead of ~sumbol_summary to not to trigger double times
2846         dtor of hash_map.
2848 2017-01-31  Aldy Hernandez  <aldyh@redhat.com>
2850         PR tree-optimization/71691
2851         * bitmap.h (class auto_bitmap): New.
2852         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
2853         is_maybe_undefined instead of ssa_undefined_value_p.
2855 2017-01-31  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2857         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
2858         __S390_ARCH_LEVEL__ to __ARCH__.
2860 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
2862         PR tree-optimization/79267
2863         * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
2864         if should_remove_lhs_p is true.
2866 2017-01-30  Alexandre Oliva <aoliva@redhat.com>
2868         PR debug/63238
2869         * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
2870         (add_alignment_attribute): New.
2871         (base_type_die): Add alignment attribute.
2872         (subrange_type_die): Likewise.
2873         (modified_type_die): Likewise.
2874         (gen_array_type_die): Likewise.
2875         (gen_descr_array_type_die: Likewise.
2876         (gen_enumeration_type_die): Likewise.
2877         (gen_subprogram_die): Likewise.
2878         (gen_variable_die): Likewise.
2879         (gen_field_die): Likewise.
2880         (gen_ptr_to_mbr_type_die): Likewise.
2881         (gen_struct_or_union_type_die): Likewise.
2882         (gen_subroutine_type_die): Likewise.
2883         (gen_typedef_die): Likewise.
2884         (base_type_cmp): Compare alignment attribute.
2886 2017-01-30  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
2888         PR target/79170
2889         * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
2890         (setb_unsigned) New pattern for setb with CCUNS.
2891         * config/rs6000/rs6000.c (expand_block_compare): Use a different
2892         subfc./subfe sequence to avoid overflow problems.  Generate a
2893         shorter sequence with cmpld/setb for power9.
2894         * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
2895         for generating subfc. instruction.
2896         (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
2897         now uses this instruction.
2899 2017-01-30  Ian Lance Taylor  <iant@google.com>
2901         PR debug/79289
2902         * dwarf2out.c (gen_type_die_with_usage): When picking a variant
2903         for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
2905 2017-01-30  Martin Sebor  <msebor@redhat.com>
2907         * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
2908         Move constant to the right of a relational operator.
2909         (get_mpfr_format_length, format_character, format_string): Ditto.
2910         (should_warn_p, maybe_warn): Same.
2912         * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
2914 2017-01-30  Maxim Ostapenko  <m.ostapenko@samsung.com>
2916         PR lto/79061
2917         * asan.c (get_translation_unit_decl): Remove function.
2918         (asan_add_global): Force has_dynamic_init to zero in LTO mode.
2920 2017-01-30  Martin Liska  <mliska@suse.cz>
2922         PR gcov-profile/79259
2923         * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
2924         -fprofile-generate.
2926 2017-01-30  Martin Liska  <mliska@suse.cz>
2928         PR bootstrap/78985
2929         * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
2930         Initialize variables with NULL value.
2932 2017-01-30  Richard Earnshaw  <rearnsh@arm.com>
2934         PR target/79260
2935         * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
2936         tm_p_file.
2937         * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
2939 2017-01-30  Richard Biener  <rguenther@suse.de>
2941         PR tree-optimization/79276
2942         * tree-vrp.c (process_assert_insertions): Properly adjust common
2943         when removing a duplicate.
2945         * gcc.dg/torture/pr79276.c: New testcase.
2947 2017-01-30  Richard Biener  <rguenther@suse.de>
2949         PR tree-optimization/79256
2950         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2951         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2952         alignment on TYPE.
2953         * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
2955 2017-01-30  Dominik Vogt  <vogt@linux.vnet.ibm.com>
2957         PR target/79240
2958         * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
2959         ("*r<noxa>sbg_<mode>_sll_bitmask")
2960         ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2961         ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
2962         Use contiguous_bitmask_nowrap_operand.
2964 2017-01-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2966         PR target/79268
2967         * config/rs6000/altivec.h (vec_xl): Revise #define.
2968         (vec_xst): Likewise.
2970 2017-01-27  Uros Bizjak  <ubizjak@gmail.com>
2972         * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
2974 2017-01-27  Bernd Schmidt  <bschmidt@redhat.com>
2976         PR rtl-optimization/79194
2977         * cprop.c (one_cprop_pass): Move deletion of code after unconditional
2978         traps before call to bypass_conditional_jumps.
2980 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
2982         PR tree-optimization/71374
2983         * lra-constraints.c (check_conflict_input_operands): New.
2984         (match_reload): Use it.
2986 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
2988         PR target/79131
2989         * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
2990         account to calculate conflict_set.
2992 2017-01-27  Bin Cheng  <bin.cheng@arm.com>
2994         PR rtl-optimization/78559
2995         * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
2996         other_insn in combine.
2998 2017-01-27  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>
3000         * builtin-types.def: Use unsigned_char_type_node for BT_UINT8.  Use
3001         uint16_type_node for BT_UINT16.
3003 2017-01-27  David Malcolm  <dmalcolm@redhat.com>
3005         * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3006         "RTL Tests" to menu.
3007         (GIMPLE Tests): New node.
3008         (RTL Tests): New node.
3010 2017-01-27  Richard Biener  <rguenther@suse.de>
3012         PR tree-optimization/79245
3013         * tree-loop-distribution.c (distribute_loop): Apply cost
3014         modeling also to detected patterns.
3016 2017-01-27  Richard Biener  <rguenther@suse.de>
3018         PR tree-optimization/71433
3019         * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3020         (compare_assert_loc): New function.
3021         (process_assert_insertions): Sort and optimize assert locations
3022         to remove duplicates and push down identical assertions on
3023         edges to their destination block.
3025 2017-01-27  Richard Biener  <rguenther@suse.de>
3027         PR tree-optimization/79244
3028         * tree-vrp.c (remove_range_assertions): Forcefully propagate
3029         out SSA names even if abnormal.
3031 2017-01-27  Jakub Jelinek  <jakub@redhat.com>
3033         * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3034         * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3035         instead of MPFR_RNDN.
3037 2017-01-27  Richard Earnshaw  <rearnsha@arm.com>
3039         PR target/79239
3040         * arm.c (arm_option_override): Don't call build_target_option_node
3041         until after doing all option overrides.
3042         (arm_valid_target_attribute_tree): Likewise.
3044 2017-01-27  Martin Liska  <mliska@suse.cz>
3046         * doc/invoke.texi (-fprofile-arcs): Document profiling support
3047         for {cd}tors and C++ {cd}tors.
3049 2017-01-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>
3051         * config/s390/s390.md ("*setmem_long_and")
3052         ("*setmem_long_and_31z"): Use zero_extend instead of and.
3054 2017-01-26  Martin Sebor  <msebor@redhat.com>
3056         * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3057         of precision.
3059 2017-01-26  Martin Sebor  <msebor@redhat.com>
3061         * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3062         HAVE_DFmode before using XFmode or DFmode.
3063         (parse_directive): Avoid using the z length modifier to avoid
3064         the ISO C++98 does not support the â€˜z’ gnu_printf length modifier.
3066         PR middle-end/78703
3067         * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3068         to accept adjustment as an array.
3069         (get_int_range): New function.
3070         (struct directive): Make width and prec arrays.
3071         (directive::set_width, directive::set_precision): Call get_int_range.
3072         (format_integer, format_floating): Handle width and precision ranges.
3073         (format_string, parse_directive): Same.
3075 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
3077         PR debug/79129
3078         * dwarf2out.c (generate_skeleton_bottom_up): For children with
3079         comdat_type_p set, just clone them, but keep the children in the
3080         original DIE.
3082         PR debug/78835
3083         * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3084         which have direct callers with -fvar-tracking-assignments enabled
3085         in the current TU.
3086         (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3087         inside of type units.
3089 2017-01-26  Martin Sebor  <msebor@redhat.com>
3091         PR middle-end/78703
3092         * gimple-ssa-sprintf.c (struct result_range): Add likely and
3093         unlikely counters.
3094         (struct format_result): Replace number_chars, number_chars_min,
3095         and number_chars_max with a single member of struct result_range.
3096         Remove bounded.
3097         (format_result::operator+=): Adjust.
3098         (struct fmtresult): Remove bounded.  Handle likely and unlikely
3099         counters.
3100         (fmtresult::adjust_for_width_or_precision): New function.
3101         (fmtresult:type_max_digits): New function.
3102         (bytes_remaining): Handle likely and unlikely counters.
3103         (min_bytes_remaining): Remove.
3104         (format_percent): Simplify.
3105         (format_integer, format_floating): Set likely and unlikely counters.
3106         (get_string_length, format_character, format_string): Same.
3107         (format_plain, should_warn_p): New function.
3108         (maybe_warn): Call should_warn_p.  Update diagnostic messages
3109         and handle those for all directives, including plain strings.
3110         (format_directive): Handle likely and unlikely counters.
3111         Remove unnecessary quoting from diagnostics.  Add an informational
3112         note.
3113         (add_bytes): Remove.
3114         (pass_sprintf_length::compute_format_length): Simplify.
3115         (try_substitute_return_value): Handle likely and unlikely counters.
3117 2017-01-26  Carl Love  <cel@us.ibm.com>
3119         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3120         bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3122 2017-01-26  Vladimir Makarov  <vmakarov@redhat.com>
3124         PR target/79131
3125         * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3126         endianess for subregs into account.
3127         * lra-constraints.c (lra_constraints): Do risky transformations
3128         always on the first iteration.
3129         * lra-lives.c (check_pseudos_live_through_calls): Add arg
3130         last_call_used_reg_set.
3131         (process_bb_lives): Define and use last_call_used_reg_set.
3132         * lra.c (lra): Always continue after lra_constraints on the first
3133         iteration.
3135 2017-01-26  Kirill Yukhin  <kirill.yukhin@gmail.com>
3137         * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3138         constant.
3139         * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3141 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
3143         * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3144         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3145         * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3146         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3147         * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3148         __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3149         OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3150         * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3151         (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3153 2017-01-26  Marek Polacek  <polacek@redhat.com>
3155         PR c/79199
3156         * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3157         for the third operand.
3159 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
3161         PR middle-end/79236
3162         * omp-low.c (struct omp_context): Add simt_stmt field.
3163         (scan_omp_for): Return omp_context *.
3164         (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3165         context to the _simt_ SIMD stmt.
3166         (lower_omp_for): For combined SIMD with sibling _simt_
3167         SIMD, make sure to use the same decls in _looptemp_
3168         clauses as in the sibling.
3170 2017-01-26  David Sherwood  <david.sherwood@arm.com>
3172         PR middle-end/79212
3173         * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3174         all contexts.
3176 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
3178         PR target/70465
3179         * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3180         emit fld b; fld a; if possible.
3182         * brig-builtins.def: Update copyright years.
3183         * config/arm/arm_acle_builtins.def: Update copyright years.
3185 2017-01-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
3187         PR target/79179
3188         * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3189         constraint instead of o for the stxsd instruction.
3191 2017-01-25  Carl Love  <cel@us.ibm.com>
3193         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3194         of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3196 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
3198         * doc/invoke.texi (C++ Dialect Options): Fix typo.
3200 2017-01-25  Richard Biener  <rguenther@suse.de>
3202         PR tree-optimization/69264
3203         * target.def (vector_alignment_reachable): Improve documentation.
3204         * doc/tm.texi: Regenerate.
3205         * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3206         and add a comment.
3207         * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3208         earlier changes with respect to TYPE_USER_ALIGN.
3209         (vector_alignment_reachable_p): Likewise.  Improve dumping.
3211 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3213         PR target/79145
3214         * config/arm/arm.md (xordi3): Force constant operand into a register
3215         for TARGET_IWMMXT.
3217 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3219         * doc/invoke.texi (-fstore-merging): Correct default optimization
3220         levels at which it is enabled.
3221         (-O): Move -fstore-merging from list to...
3222         (-O2): ... Here.
3224 2017-01-25  Richard Biener  <rguenther@suse.de>
3226         PR debug/78363
3227         * omp-expand.c: Include debug.h.
3228         (expand_omp_taskreg): Make sure to generate early debug before
3229         outlining anything from a function.
3230         (expand_omp_target): Likewise.
3231         (grid_expand_target_grid_body): Likewise.
3233 2017-01-25  Maxim Ostapenko  <m.ostapenko@samsung.com>
3235         PR lto/79061
3236         * asan.c (get_translation_unit_decl): New function.
3237         (asan_add_global): Extract modules file name from globals
3238         TRANSLATION_UNIT_DECL name.
3240 2017-01-24  Eric Botcazou  <ebotcazou@adacore.com>
3242         PR target/77439
3243         * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3244         for long calls with APCS frame and VFP.
3246 2017-01-24  David Malcolm  <dmalcolm@redhat.com>
3248         * cfg.c (original_copy_tables_initialized_p): New function.
3249         * cfg.h (original_copy_tables_initialized_p): New decl.
3250         * cfgrtl.c (relink_block_chain): Guard the call to
3251         free_original_copy_tables with a call to
3252         original_copy_tables_initialized_p.
3253         * cgraph.h (symtab_node::native_rtl_p): New decl.
3254         * cgraphunit.c (symtab_node::native_rtl_p): New function.
3255         (symtab_node::needed_p): Don't assert for early assembly output
3256         for __RTL functions.
3257         (cgraph_node::finalize_function): Set "force_output" for __RTL
3258         functions.
3259         (cgraph_node::analyze): Bail out early for __RTL functions.
3260         (analyze_functions): Update assertion to support __RTL functions.
3261         (cgraph_node::expand): Bail out early for __RTL functions.
3262         * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3263         __RTL functions.
3264         * function.h (struct function): Update comment for field
3265         "pass_startwith".
3266         * gimple-expr.c: Include "tree-pass.h".
3267         (gimple_has_body_p): Return false for __RTL functions.
3268         * Makefile.in (OBJS): Add run-rtl-passes.o.
3269         * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3270         accessor.
3271         (gcc::pass_manager::get_clean_slate): New accessor.
3272         * passes.c: Include "insn-addr.h".
3273         (should_skip_pass_p): Add logging.  Update logic for running
3274         "expand" to be compatible with both __GIMPLE and __RTL.  Guard
3275         property-provider override so it is only done for gimple passes.
3276         Don't skip dfinit.
3277         (skip_pass): New function.
3278         (execute_one_pass): Call skip_pass when skipping passes.
3279         * read-md.c (md_reader::read_char): Support filtering
3280         the input to a subset of line numbers.
3281         (md_reader::md_reader): Initialize fields
3282         m_first_line and m_last_line.
3283         (md_reader::read_file_fragment): New function.
3284         * read-md.h (md_reader::read_file_fragment): New decl.
3285         (md_reader::m_first_line): New field.
3286         (md_reader::m_last_line): New field.
3287         * read-rtl-function.c (function_reader::create_function): Only
3288         create cfun if it doesn't already exist.  Set PROP_rtl on cfun's
3289         curr_properties.  Set DECL_INITIAL to a dummy block.
3290         (read_rtl_function_body_from_file_range): New function.
3291         * read-rtl-function.h (read_rtl_function_body_from_file_range):
3292         New decl.
3293         * run-rtl-passes.c: New file.
3294         * run-rtl-passes.h: New file.
3296 2017-01-24 Jeff Law  <law@redhat.com>
3298         * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3299         buffer size.
3301 2017-01-24  Bin Cheng  <bin.cheng@arm.com>
3303         PR tree-optimization/79159
3304         * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3305         (record_nonwrapping_iv): Improve boundary using above function if no
3306         value range information.
3308 2017-01-24  Pekka Jääskeläinen  <pekka@parmance.com>
3309             Martin Jambor  <mjambor@suse.cz>
3311         * brig-builtins.def: New file.
3312         * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3313         (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3314         (DEF_HSAIL_SAT_BUILTIN): Likewise.
3315         (DEF_HSAIL_INTR_BUILTIN): Likewise.
3316         (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3317         * builtin-types.def (BT_INT8): New.
3318         (BT_INT16): Likewise.
3319         (BT_UINT8): Likewise.
3320         (BT_UINT16): Likewise.
3321         (BT_FN_ULONG): Likewise.
3322         (BT_FN_UINT_INT): Likewise.
3323         (BT_FN_UINT_ULONG): Likewise.
3324         (BT_FN_UINT_LONG): Likewise.
3325         (BT_FN_UINT_PTR): Likewise.
3326         (BT_FN_ULONG_PTR): Likewise.
3327         (BT_FN_INT8_FLOAT): Likewise.
3328         (BT_FN_INT16_FLOAT): Likewise.
3329         (BT_FN_UINT32_FLOAT): Likewise.
3330         (BT_FN_UINT16_FLOAT): Likewise.
3331         (BT_FN_UINT8_FLOAT): Likewise.
3332         (BT_FN_UINT64_FLOAT): Likewise.
3333         (BT_FN_UINT16_UINT32): Likewise.
3334         (BT_FN_UINT32_UINT16): Likewise.
3335         (BT_FN_UINT16_UINT16_UINT16): Likewise.
3336         (BT_FN_INT_PTR_INT): Likewise.
3337         (BT_FN_UINT_PTR_UINT): Likewise.
3338         (BT_FN_LONG_PTR_LONG): Likewise.
3339         (BT_FN_ULONG_PTR_ULONG): Likewise.
3340         (BT_FN_VOID_UINT64_UINT64): Likewise.
3341         (BT_FN_UINT8_UINT8_UINT8): Likewise.
3342         (BT_FN_INT8_INT8_INT8): Likewise.
3343         (BT_FN_INT16_INT16_INT16): Likewise.
3344         (BT_FN_INT_INT_INT): Likewise.
3345         (BT_FN_UINT_FLOAT_UINT): Likewise.
3346         (BT_FN_FLOAT_UINT_UINT): Likewise.
3347         (BT_FN_ULONG_UINT_UINT): Likewise.
3348         (BT_FN_ULONG_UINT_PTR): Likewise.
3349         (BT_FN_ULONG_ULONG_ULONG): Likewise.
3350         (BT_FN_UINT_UINT_UINT): Likewise.
3351         (BT_FN_VOID_UINT_PTR): Likewise.
3352         (BT_FN_UINT_UINT_PTR: Likewise.
3353         (BT_FN_UINT32_UINT64_PTR): Likewise.
3354         (BT_FN_INT_INT_UINT_UINT): Likewise.
3355         (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3356         (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3357         (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3358         (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3359         (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3360         (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3361         (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3362         (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3363         (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3364         (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3365         (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3366         * doc/frontends.texi: List BRIG FE.
3367         * doc/install.texi (Testing): Add BRIG tesring requirements.
3368         * doc/invoke.texi (Overall Options): Mention BRIG.
3369         * doc/standards.texi (Standards): Doucment BRIG HSA version.
3371 2017-01-24  Richard Biener  <rguenther@suse.de>
3373         PR translation/79208
3374         * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3376 2017-01-24  Martin Jambor  <mjambor@suse.cz>
3378         PR bootstrap/79198
3379         * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3380         * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3381         and known_contexts.
3383 2017-01-24  Aldy Hernandez  <aldyh@redhat.com>
3385         PR middle-end/79123
3386         * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3387         casts from signed to unsigned really don't have a range.
3389 2017-01-24  Markus Trippelsdorf  <markus@trippelsdorf.de>
3391         * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3392         GMP_RNDx for compatiblity.
3394 2017-01-24  Martin Liska  <mliska@suse.cz>
3396         PR bootstrap/79132
3397         * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3398         that would prevent us to call alloca with -1 as argument.
3400 2017-01-24  Jakub Jelinek  <jakub@redhat.com>
3402         * dwarf2out.c (output_compilation_unit_header, output_file_names):
3403         Avoid -Wformat-security warning.
3405 2017-01-23  Andrew Pinski  <apinski@cavium.com>
3407         * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3408         cost table.
3410 2017-01-23  Martin Sebor  <msebor@redhat.com>
3412         PR middle-end/78703
3413         * gimple-ssa-sprintf.c (warn_level): New global.
3414         (format_integer): Use it here and throughout the rest of the file.
3415         Use the same switch to compute sign as base.
3416         (maybe_warn): New function.
3417         (format_directive): Factor out warnings into maybe_warn.
3418         Add debugging output.  Use warn_level.
3419         (add_bytes): Use warn_level.
3420         (pass_sprintf_length::compute_format_length): Add debugging output.
3421         (try_substitute_return_value): Same.
3422         (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
3424         PR middle-end/78703
3425         * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
3426         (struct fmtresult, format_integer, format_floating): Adjust.
3427         (fmtresult::fmtresult): Set max correctly in two argument ctor.
3428         (get_string_length, format_string,format_directive): Same.
3429         (pass_sprintf_length::compute_format_length): Same.
3430         (try_substitute_return_value): Simplify slightly.
3432         PR middle-end/78703
3433         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
3434         (fmtresult::operator+=): Outlined.
3435         (struct fmtresult): Add ctors.
3436         (struct conversion_spec): Rename...
3437         (struct directive): ...to this.  Add and remove data members.
3438         (directive::set_width, directive::set_precision): New functions.
3439         (format_percent): Use fmtresult ctor.
3440         (get_width_and_precision): Remove.
3441         (format_integer): Make naming changes.  Avoid computing width and
3442         precision.
3443         (format_floating): Same.  Adjust indentation.
3444         (format_character, format_none): New functions.
3445         (format_string): Moved character handling to format_character.
3446         (format_directive): Remove arguments, change return type.
3447         (parse_directive): New function.
3448         (pass_sprintf_length::compute_format_length): Move directive
3449         parsing to parse_directive.
3451 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
3453         * tree.h (assign_assembler_name_if_neeeded): Rename to ...
3454         (assign_assembler_name_if_needed): ... this.
3455         * tree.c (assign_assembler_name_if_neeeded): Rename to ...
3456         (assign_assembler_name_if_needed): ... this.
3457         (free_lang_data_in_cgraph): Adjust callers.
3458         * cgraphunit.c (cgraph_node::analyze): Likewise.
3459         * omp-expand.c (expand_omp_taskreg, expand_omp_target):
3460         Likewise.
3462 2017-01-23  Richard Biener  <rguenther@suse.de>
3464         PR tree-optimization/79088
3465         PR tree-optimization/79188
3466         * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
3467         resetting loop bounds after last path deletion.  Reset loop
3468         bounds of the target loop, make code match the comments.
3469         * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
3470         Make sure loops need no fixups.
3472 2017-01-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>
3474         * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
3475         exponent support with double type for first argument.
3476         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
3477         type returned by __builtin_vec_extract_sig,
3478         __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
3479         functions from "vector int" to "vector unsigned int" or from
3480         "vector long long int" to "vector unsigned long long int".
3481         Changed type returned by __builtin_vec_extract_exp,
3482         __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
3483         functions from "vector int" to "vector unsigned int" or from
3484         "vector long long int" to "vector unsigned long long int".
3485         Changed return type of __builtin_vec_test_data_class,
3486         __builtin_vec_test_data_class_sp, and
3487         __builtin_vec_test_data_class_dp from "vector int" to
3488         "vector bool int" or from "vector long long int" to "vector bool
3489         long long int" and changed second argument type from "unsigned
3490         int" to "int".  Added new overloaded function forms "vector float
3491         __builtin_vec_insert_exp (vector float, vector unsigned int)" and
3492         "vector float __builtin_vec_insert_exp_sp (vector float, vector
3493         unsigned int)" and "vector double __builtin_vec_insert_exp (vector
3494         double, vector unsigned long long int)" and "vector double
3495         __builtin_vec_insert_exp_dp (vector double, vector unsigned long
3496         long int)".  Changed return type of
3497         __builtin_scalar_test_data_class and
3498         __builtin_scalar_test_data_class_sp and
3499         __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
3500         int" and changed second argument from "unsigned int" to "int".
3501         Changed type returned by __builtin_scalar_test_neg,
3502         __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
3503         from "int" to "bool int".  Added new overloaded function form
3504         "double __builtin_scalar_insert_exp (double, unsigned long long int)".
3505         * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
3506         exponent double-precision with floating point first argument.
3507         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
3508         documentation of scalar_test_data_class, scalar_test_neg,
3509         scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
3510         vector_extract_exp, vec_extract_sig, vec_insert_exp, and
3511         vec_test_data_class built-in functions to reflect refinements in
3512         their type signatures.
3514 2017-01-23  Andreas Tobler  <andreast@gcc.gnu.org>
3516         * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
3517         size of buf.
3518         (aarch64_elf_asm_destructor): Likewise.
3520 2017-01-23  Bernd Schmidt  <bschmidt@redhat.com>
3522         PR rtl-optimization/78634
3523         * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
3524         (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
3525         * ifcvt.c (noce_try_cmove): Add missing cost check.
3527         PR rtl-optimization/71724
3528         * combine.c (if_then_else_cond): Look for situations where it is
3529         beneficial to undo the work of one of the recursive calls.
3531 2017-01-23  Bin Cheng  <bin.cheng@arm.com>
3533         PR tree-optimization/70754
3534         * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
3535         (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE.  Insert
3536         combined stmt before it if not NULL.
3537         (combine_chains): Process refs reversely and compute dominance point
3538         for root ref.
3540 2017-01-23  Martin Liska  <mliska@suse.cz>
3542         PR tree-optimization/79196
3543         * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
3544         (fold_strstr_to_strncmp): ... this.  Fold the pattern to strncmp
3545         instead of memcmp.
3546         (strlen_optimize_stmt): Call the renamed function.
3548 2017-01-23  Michael Matz  <matz@suse.de>
3550         PR tree-optimization/78384
3551         * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
3553 2017-01-23  Richard Biener  <rguenther@suse.de>
3555         PR tree-optimization/79186
3556         * tree-vrp.c (register_new_assert_for): Make sure we've seen
3557         both incoming edges before moving an assert.
3559 2017-01-23  Martin Jambor  <mjambor@suse.cz>
3561         * ipa-prop.c (load_from_param_1): Removed.
3562         (load_from_unmodified_param): Bits from load_from_param_1 put back
3563         here.
3564         (load_from_param): Removed.
3565         (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
3566         with stmt.  Reverted back to use of load_from_unmodified_param.
3568 2017-01-23  Martin Jambor  <mjambor@suse.cz>
3570         PR ipa/79108
3571         * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
3572         (ipa_node_params): Annotate with GTY((for_user)).  Make descriptors
3573         field a pointer to garbage collected vector, mark lattices and
3574         ipcp_orig_node with GTY((skip)).
3575         (ipa_get_param_count): Adjust to descriptors being a pointer.
3576         (ipa_get_param): Likewise.
3577         (ipa_get_type): Likewise.
3578         (ipa_get_param_move_cost): Likewise.
3579         (ipa_set_param_used): Likewise.
3580         (ipa_get_controlled_uses): Likewise.
3581         (ipa_set_controlled_uses): Likewise.
3582         (ipa_is_param_used): Likewise.
3583         (ipa_node_params_t): Move into garbage collector.  New methods insert
3584         and remove.
3585         (ipa_node_params_sum): Annotate wth GTY(()).
3586         (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
3587         garbage collected.
3588         (ipa_load_from_parm_agg): Adjust declaration.
3589         * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
3590         * ipa-profile.c (ipa_profile): Likewise.
3591         * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
3592         (ipa_populate_param_decls): Make descriptors parameter garbage
3593         collected.
3594         (ipa_dump_param): Adjust to descriptors being a pointer.
3595         (ipa_alloc_node_params): Likewise.
3596         (ipa_initialize_node_params): Likewise.
3597         (load_from_param_1): Make descriptors parameter garbage collected.
3598         (load_from_unmodified_param): Likewise.
3599         (load_from_param): Likewise.
3600         (ipa_load_from_parm_agg): Likewise.
3601         (ipa_node_params::~ipa_node_params): Removed.
3602         (ipa_free_all_node_params): Remove call to delete operator.
3603         (ipa_node_params_t::insert): New.
3604         (ipa_node_params_t::remove): Likewise.
3605         (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
3606         copy known_csts and known_contexts vectors.
3607         (ipa_read_node_info): Adjust to descriptors being a pointer.
3608         (ipcp_modif_dom_walker): Make m_descriptors field garbage
3609         collected.
3610         (ipcp_transform_function): Make descriptors variable garbage
3611         collected.
3613 2017-01-23  Andrew Senkevich  <andrew.senkevich@intel.com>
3615         * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
3616         * config/i386/avx512dqintrin.h: Ditto.
3617         * config/i386/avx512fintrin.h: Ditto.
3618         * gcc/config/i386/i386.c: Handle new builtins.
3619         * config/i386/i386-builtin.def: Add new builtins.
3620         * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
3621         (UNSPEC_KORTEST, UNSPEC_KTEST): New.
3623 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
3624             Martin Liska  <mliska@suse.cz>
3626         * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
3627         * asan.c (asan_expand_poison_ifn): Support stores and use
3628         appropriate ASAN report function.
3629         * internal-fn.c (expand_ASAN_POISON_USE): New function.
3630         * internal-fn.def (ASAN_POISON_USE): Declare.
3631         * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
3632         (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
3633         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
3634         ASAN_POISON calls w/o LHS.
3635         * tree-ssa.c (execute_update_addresses_taken): Create clobber
3636         for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
3637         from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
3638         * gimplify.c (asan_poison_variables): Add attribute
3639         use_after_scope_memory to variables that really needs to live
3640         in memory.
3641         * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
3642         having the attribute.
3644 2017-01-23  Martin Liska  <mliska@suse.cz>
3646         * asan.c (create_asan_shadow_var): New function.
3647         (asan_expand_poison_ifn): Likewise.
3648         * asan.h (asan_expand_poison_ifn): New declaration.
3649         * internal-fn.c (expand_ASAN_POISON): Likewise.
3650         * internal-fn.def (ASAN_POISON): New builtin.
3651         * sanopt.c (pass_sanopt::execute): Expand
3652         asan_expand_poison_ifn.
3653         * tree-inline.c (copy_decl_for_dup_finish): Make function
3654         external.
3655         * tree-inline.h (copy_decl_for_dup_finish): Likewise.
3656         * tree-ssa.c (is_asan_mark_p): New function.
3657         (execute_update_addresses_taken): Rewrite local variables
3658         (identified just by use-after-scope as addressable) into SSA.
3660 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
3662         * doc/install.texi (Specific): opensource.apple.com uses https
3663         now. Remove trailing slash.
3665 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
3667         * README.Portability: Remove note on an Irix compatibility issue.
3669 2017-01-22  Dimitry Andric <dim@FreeBSD.org>
3671         * gcov.c (INCLUDE_ALGORITHM): Define.
3672         (INCLUDE_VECTOR): Define.
3673         No longer include <vector> and <algorithm> directly.
3675 2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>
3677         * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
3678         to https.
3679         * doc/invoke.texi (Code Gen Options): Ditto.
3681 2017-01-21  Jan Hubicka  <hubicka@ucw.cz>
3683         PR lto/78407
3684         * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
3686 2017-01-21  Bernd Schmidt  <bschmidt@redhat.com>
3688         rtl-optimization/79125
3689         * cprop.c (local_cprop_pass): Handle cases where we make an
3690         unconditional trap.
3692 2017-01-20  Segher Boessenkool  <segher@kernel.crashing.org>
3694         PR target/61729
3695         PR target/77850
3696         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
3697         read from, for big endian.
3699 2017-01-20  Jiong Wang  <jiong.wang@arm.com>
3701         * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
3702         register pauth builtins for LP64 only.
3704 2017-01-20  Marek Polacek  <polacek@redhat.com>
3706         PR c/79152
3707         * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
3708         non-case labels.
3710 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
3712         * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
3713         of safelen status.
3714         * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
3715         * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
3716         * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
3718 2017-01-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3720         PR target/71270
3721         * config/arm/arm.c (neon_valid_immediate): Reject vector constants
3722         in big-endian mode when they are not a single duplicated value.
3724 2017-01-20  Richard Biener  <rguenther@suse.de>
3726         * BASE-VER: Bump to 7.0.1.
3728 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
3730         * omp-low.c (omplow_simd_context): New struct.  Use it...
3731         (lower_rec_simd_input_clauses): ...here and...
3732         (lower_rec_input_clauses): ...here to hold common data.  Adjust all
3733         references to idx, lane, max_vf, is_simt.
3735 2017-01-20  Graham Markall  <graham.markall@embecosm.com>
3737         * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
3738         mcpu=nps400.
3740 2017-01-20  Martin Jambor  <mjambor@suse.cz>
3742         * hsa.h: Renaed to hsa-common.h.  Adjusted a comment.
3743         * hsa.c: Renaed to hsa-common.c.  Change include of gt-hsa.h to
3744         gt-hsa-common.h.
3745         * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
3746         (GTFILES): Rename hsa.c to hsa-common.c.
3747         * hsa-brig.c: Change include of hsa.h to hsa-common.h.
3748         * hsa-dump.c: Likewise.
3749         * hsa-gen.c: Likewise.
3750         * hsa-regalloc.c: Likewise.
3751         * ipa-hsa.c: Likewise.
3752         * omp-expand.c: Likewise.
3753         * omp-low.c: Likewise.
3754         * toplev.c: Likewise.
3756 2017-01-20  Marek Polacek  <polacek@redhat.com>
3758         PR c/64279
3759         * doc/invoke.texi: Document -Wduplicated-branches.
3760         * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
3761         COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
3762         POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
3763         STATEMENT_LIST, and RETURN_EXPR.  For non-pure non-const functions
3764         return 0 only when not OEP_LEXICOGRAPHIC.
3765         (fold_build_cleanup_point_expr): Use the expression
3766         location when building CLEANUP_POINT_EXPR.
3767         * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
3768         * tree.c (add_expr): Handle error_mark_node.
3770 2017-01-20  Martin Liska  <mliska@suse.cz>
3772         PR lto/69188
3773         * tree-profile.c (init_ic_make_global_vars): Do not call
3774         finalize_decl.
3775         (gimple_init_gcov_profiler): Likewise.
3777 2017-01-20  Martin Liska  <mliska@suse.cz>
3779         PR ipa/71190
3780         * cgraph.h (maybe_create_reference): Remove argument and
3781         update comment.
3782         * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
3783         argument.
3784         * ipa-cp.c (create_specialized_node): Likewise.
3785         * symtab.c (symtab_node::maybe_create_reference): Handle
3786         VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
3788 2017-01-20  Martin Liska  <mliska@suse.cz>
3790         * read-rtl-function.c (function_reader::create_function): Use
3791         build_decl instread of build_decl_stat.
3793 2017-01-20  Andrew Senkevich  <andrew.senkevich@intel.com>
3795         * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
3796         * config/i386/avx512dqintrin.h: Ditto.
3797         * config/i386/avx512fintrin.h: Ditto.
3798         * config/i386/i386-builtin-types.def: Add new types.
3799         * gcc/config/i386/i386.c: Handle new types.
3800         * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
3801         (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
3802         (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
3803         (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
3804         (__builtin_ia32_kshiftridi): New.
3805         * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
3807 2017-01-19  Segher Boessenkool  <segher@kernel.crashing.org>
3809         PR target/78875
3810         PR target/79140
3811         * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
3812         define to rs6000_init_stack_protect_guard.
3813         (rs6000_init_stack_protect_guard): New function.
3815 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
3816             Yunqiang Su  <yunqiang.su@imgtec.com>
3818         * config.gcc (supported_defaults): Add madd4.
3819         (with_madd4): Add validation.
3820         (all_defaults): Add madd4.
3821         * config/mips/mips.opt (mmadd4): New option.
3822         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3823         mmadd4.
3824         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
3825         __mips_no_madd4.
3826         (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
3827         (ISA_HAS_FUSED_MADD4): Likewise.
3828         * gcc/doc/invoke.texi (-mmadd4): Document the new option.
3829         * gcc/doc/install.texi (--with-madd4): Document the new option.
3831 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
3833         * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
3834         entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
3835         AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
3836         (aarch64_init_pauth_hint_builtins): New.
3837         (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
3838         (aarch64_expand_builtin): Expand new builtins.
3840 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
3842         * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
3843         * combine-stack-adj.c (no_unhandled_cfa): Handle
3844         REG_CFA_TOGGLE_RA_MANGLE.
3845         * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
3846         * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
3847         info for return address signing.
3848         (aarch64_expand_epilogue): Likewise.
3850 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
3852         * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
3853         * config/aarch64/aarch64-protos.h
3854         (aarch64_return_address_signing_enabled): New declaration.
3855         * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
3856         New function.
3857         (aarch64_expand_prologue): Sign return address before it's pushed onto
3858         stack.
3859         (aarch64_expand_epilogue): Authenticate return address fetched from
3860         stack.
3861         (aarch64_override_options): Sanity check for ILP32 and ISA level.
3862         (aarch64_attributes): New function attributes for "sign-return-address".
3863         * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
3864         UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
3865         ("*do_return"): Generate combined instructions according to key index.
3866         ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
3867         * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
3868         iterators.
3869         (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
3870         * config/aarch64/aarch64.opt (msign-return-address=): New.
3871         * doc/extend.texi (AArch64 Function Attributes): Documents
3872         "sign-return-address=".
3873         * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
3875 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
3877         * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
3878         overall option summary.
3880 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
3882         * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
3883         * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
3884         AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
3885         * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
3887 2017-01-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
3889         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
3890         -mpower9-minmax by default for -mcpu=power9.
3891         (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
3892         128-bit floating point.
3894 2017-01-20  Alan Modra  <amodra@gmail.com>
3896         * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
3897         optimizing for size.
3899 2017-01-20  Alan Modra  <amodra@gmail.com>
3901         PR target/79144
3902         * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
3903         for strcmp and strncmp from corresponding builtin decl.
3905 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
3907         * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
3908         instead of i386/rtems-64.h.
3909         * config/i386/rtems-64.h: Remove.
3911 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
3913         PR target/78478
3914         Revert:
3915         2013-11-05  Uros Bizjak  <ubizjak@gmail.com>
3917         * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
3919 2017-01-19  Tamar Christina  <tamar.christina@arm.com>
3921         * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
3922         Change int to HOST_WIDE_INT.
3923         * config/aarch64/aarch64-protos.h
3924         (aarch64_simd_gen_const_vector_dup): Likewise.
3925         * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
3927 2017-01-19  David Malcolm  <dmalcolm@redhat.com>
3929         * langhooks-def.h (lhd_type_for_size): New decl.
3930         (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
3931         * langhooks.c (lhd_type_for_size): New function, taken from
3932         lto_type_for_size.
3934 2017-01-19  Pat Haugen  <pthaugen@us.ibm.com>
3936         * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
3937         define_bypass for CR latency.
3938         (power9-cracked-alu): Update bypass latency and remove power9-branch.
3939         (power9-alu2): Add define_bypass for CR latency.
3940         (power9-cmp): New.
3941         (power9-mul): Update insn latency.
3942         (power9-mul-compare): Update insn latency, bypass latency and remove
3943         power9-branch.
3945 2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3947         * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
3948         Delete.
3949         * config/aarch64/aarch64.md
3950         (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
3951         aarch64_nopcrelative_literal_loads.
3952         (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
3954 2017-01-19  Chenghua Xu  <paul.hua.gm@gmail.com>
3956         * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
3957         TARGET_LOONGSON_3A.
3958         (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
3960 2017-01-19  Doug Gilmore  <doug.gilmore@imgtec.com>
3962         PR target/78176
3963         * config.gcc (supported_defaults): Add lxc1-sxc1.
3964         (with_lxc1_sxc1): Add validation.
3965         (all_defaults): Add lxc1-sxc1.
3966         * config/mips/mips.opt (mlxc1-sxc1): New option.
3967         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3968         mlxc1-sxc1.
3969         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
3970         __mips_no_lxc1_sxc1.
3971         (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
3972         * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
3973         * doc/install.texi (--with-lxc1-sxc1): Document the new option.
3975 2017-01-19  Richard Biener  <rguenther@suse.de>
3977         PR tree-optimization/72488
3978         * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
3979         sure to restore SSA info.
3980         * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
3982 2017-01-19  Richard Earnshaw  <rearnsha@arm.com>
3984         PR rtl-optimization/79121
3985         * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
3986         of the inner type when shifting an extended value.
3988 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
3990         PR lto/78407
3991         * symtab.c (symtab_node::equal_address_to): Fix comparing of
3992         interposable aliases.
3994 2017-01-18  Peter Bergner  <bergner@vnet.ibm.com>
3996         PR target/78516
3997         * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
3998         Use the evmergelohi instruction.
3999         (mov_si<mode>_e500_subreg4_2_le): Likewise.
4000         (mov_sitf_e500_subreg8_2_be): Likewise.
4001         (mov_sitf_e500_subreg12_2_le): Likewise.
4002         (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4003         (mov_si<mode>_e500_subreg4_2_be): Likewise.
4004         (mov_sitf_e500_subreg8_2_le): Likewise.
4005         (mov_sitf_e500_subreg12_2_be): Likewise.
4007 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4009         * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4010         attribute from vecsimple to vecperm.
4011         (altivec_vbpermq2): Likewise.
4013 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4015         PR target/79040
4016         * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4018 2017-01-18  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
4019         * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4020         * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4021         strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4022         case where N arg is SIZE_MAX.
4023         * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4024         (cmpstrsi): Add pattern.
4026 2017-01-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
4028         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4029         __builtin_vec_revb builtins.
4030         * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4031         built-in functions to support generation of the ISA 3.0 XXBR<x>
4032         vector byte reverse instructions.
4033         (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4034         (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4035         (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4036         (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4037         (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4038         (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4039         (P9V_BUILTIN_VEC_REVB): Likewise.
4040         * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4041         generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4042         (p9_xxbrq_v16qi): Likewise.
4043         (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4044         (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4045         (p9_xxbrh_v8hi): Likewise.
4046         * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4047         * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4048         vec_revb built-in functions.
4050 2017-01-18  Uros Bizjak  <ubizjak@gmail.com>
4052         PR rtl-optimization/78952
4053         * config/i386/i386.md (any_extract): New code iterator.
4054         (*insvqi_2): Use any_extract for source operand.
4055         (*insvqi_3): Use any_shiftrt for source operand.
4057 2017-01-18  Wilco Dijkstra  <wdijkstr@arm.com>
4059         * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4060         New function.
4061         (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4063 2017-01-18  Matthias Klose  <doko@ubuntu.com>
4065         * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4067 2016-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4069         * config/rs6000/altivec.h (vec_bperm): Change #define.
4070         * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4071         (altivec_vbpermq2): New define_insn.
4072         (altivec_vbpermd): Likewise.
4073         * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4074         function interface.
4075         (VBPERMD): Likewise.
4076         (VBPERM): New polymorphic function interface.
4077         * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4078         Add entries for P9V_BUILTIN_VEC_VBPERM.
4079         * doc/extend.texi: Add interfaces for vec_bperm.
4081 2017-01-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
4083         * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4084         first letter of error messages.
4085         (s390_resolve_overloaded_builtin): Likewise.
4086         * config/s390/s390.c (s390_expand_builtin): Likewise.
4087         (s390_invalid_arg_for_unprototyped_fn): Likewise.
4088         (s390_valid_target_attribute_inner_p): Likewise.
4089         * config/s390/s390.md ("tabort"): Likewise.
4091 2017-01-18  Toma Tabacu  <toma.tabacu@imgtec.com>
4093         * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4094         (ISA_AVOID_DIV_HILO): New macro.
4095         (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4096         (ISA_HAS_DDIV): Likewise.
4098 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
4100         * doc/invoke.texi (fabi-version): Correct number of occurrences.
4102 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
4104         * doc/invoke.texi (fabi-version): Spelling fix.
4106 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
4108         PR c++/70182
4109         * doc/invoke.texi (fabi-version): Mention mangling fix for
4110         operator names.
4112 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
4114         PR c++/77489
4115         * doc/invoke.texi (fabi-version): Document discriminator mangling.
4117 2017-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
4119         PR target/78875
4120         * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4121         * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4122         the new options.
4123         * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4124         flexible settings.
4125         (stack_protect_test): Ditto.
4126         * config/rs6000/rs6000.opt (mstack-protector-guard=,
4127         mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4128         options.
4129         * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4130         Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4131         -mstack-protector-guard-offset=.
4132         (RS/6000 and PowerPC Options): Ditto.
4134 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
4136         * config/i386/i386.h (MASK_CLASS_P): New define.
4137         * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4138         there are no registers from different register sets also when
4139         mask registers are used.  Update function comment.
4140         * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4141         to (*k/*r) and (*k/*km) alternatives.
4143 2017-01-17  Wilco Dijkstra  <wdijkstr@arm.com>
4145         * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4146         * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4147         (EH_RETURN_HANDLER_RTX): New define.
4148         * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4149         Force frame pointer in EH return functions.
4150         (aarch64_expand_epilogue): Add barrier for eh_return.
4151         (aarch64_final_eh_return_addr): Remove.
4152         (aarch64_eh_return_handler_rtx): New function.
4153         * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4154         Remove.
4155         (aarch64_eh_return_handler_rtx): New prototype.
4157 2017-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4159         * config/rs6000/altivec.h (vec_rlmi): New #define.
4160         (vec_vrlnm): Likewise.
4161         (vec_rlnm): Likewise.
4162         * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4163         (UNSPEC_VRLNM): Likewise.
4164         (VIlong): New mode iterator.
4165         (altivec_vrl<VI_char>mi): New define_insn.
4166         (altivec_vrl<VI_char>nm): Likewise.
4167         * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4168         function entry.
4169         (VRLDNM): Likewise.
4170         (RLNM): New polymorphic function entry.
4171         (VRLWMI): New monomorphic function entry.
4172         (VRLDMI): Likewise.
4173         (RLMI): New polymorphic function entry.
4174         * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4175         new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4176         * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4177         vec_vrlnm.
4179 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
4181         PR debug/78839
4182         * dwarf2out.c (field_byte_offset): Restore the
4183         PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4184         and DECL_FIELD_BIT_OFFSET.  Use fold_build2 instead of build2 + fold.
4185         (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4186         of build2 + fold.
4188 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
4190         PR ada/67205
4191         * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4193 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
4195         PR debug/71669
4196         * dwarf2out.c (add_data_member_location_attribute): For constant
4197         offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4198         instead of DW_AT_data_member_location, DW_AT_bit_offset and
4199         DW_AT_byte_size attributes.
4201 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
4203         * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4204         after forcing to constant memory when the code model is medium.
4206 2017-01-17  Julia Koval  <julia.koval@intel.com>
4208         PR target/76731
4209         * config/i386/avx512fintrin.h
4210         (_mm512_i32gather_ps): Change __addr type to void const*.
4211         (_mm512_mask_i32gather_ps): Ditto.
4212         (_mm512_i32gather_pd): Ditto.
4213         (_mm512_mask_i32gather_pd): Ditto.
4214         (_mm512_i64gather_ps): Ditto.
4215         (_mm512_mask_i64gather_ps): Ditto.
4216         (_mm512_i64gather_pd): Ditto.
4217         (_mm512_mask_i64gather_pd): Ditto.
4218         (_mm512_i32gather_epi32): Ditto.
4219         (_mm512_mask_i32gather_epi32): Ditto.
4220         (_mm512_i32gather_epi64): Ditto.
4221         (_mm512_mask_i32gather_epi64): Ditto.
4222         (_mm512_i64gather_epi32): Ditto.
4223         (_mm512_mask_i64gather_epi32): Ditto.
4224         (_mm512_i64gather_epi64): Ditto.
4225         (_mm512_mask_i64gather_epi64): Ditto.
4226         (_mm512_i32scatter_ps): Change __addr type to void*.
4227         (_mm512_mask_i32scatter_ps): Ditto.
4228         (_mm512_i32scatter_pd): Ditto.
4229         (_mm512_mask_i32scatter_pd): Ditto.
4230         (_mm512_i64scatter_ps): Ditto.
4231         (_mm512_mask_i64scatter_ps): Ditto.
4232         (_mm512_i64scatter_pd): Ditto.
4233         (_mm512_mask_i64scatter_pd): Ditto.
4234         (_mm512_i32scatter_epi32): Ditto.
4235         (_mm512_mask_i32scatter_epi32): Ditto.
4236         (_mm512_i32scatter_epi64): Ditto.
4237         (_mm512_mask_i32scatter_epi64): Ditto.
4238         (_mm512_i64scatter_epi32): Ditto.
4239         (_mm512_mask_i64scatter_epi32): Ditto.
4240         (_mm512_i64scatter_epi64): Ditto.
4241         (_mm512_mask_i64scatter_epi64): Ditto.
4242         * config/i386/avx512pfintrin.h
4243         (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4244         (_mm512_mask_prefetch_i32gather_ps): Ditto.
4245         (_mm512_mask_prefetch_i64gather_pd): Ditto.
4246         (_mm512_mask_prefetch_i64gather_ps): Ditto.
4247         (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4248         (_mm512_prefetch_i32scatter_ps): Ditto.
4249         (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4250         (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4251         (_mm512_prefetch_i64scatter_pd): Ditto.
4252         (_mm512_prefetch_i64scatter_ps): Ditto.
4253         (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4254         (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4255         * config/i386/avx512vlintrin.h
4256         (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4257         (_mm_mmask_i32gather_ps): Ditto.
4258         (_mm256_mmask_i32gather_pd): Ditto.
4259         (_mm_mmask_i32gather_pd): Ditto.
4260         (_mm256_mmask_i64gather_ps): Ditto.
4261         (_mm_mmask_i64gather_ps): Ditto.
4262         (_mm256_mmask_i64gather_pd): Ditto.
4263         (_mm_mmask_i64gather_pd): Ditto.
4264         (_mm256_mmask_i32gather_epi32): Ditto.
4265         (_mm_mmask_i32gather_epi32): Ditto.
4266         (_mm256_mmask_i32gather_epi64): Ditto.
4267         (_mm_mmask_i32gather_epi64): Ditto.
4268         (_mm256_mmask_i64gather_epi32): Ditto.
4269         (_mm_mmask_i64gather_epi32): Ditto.
4270         (_mm256_mmask_i64gather_epi64): Ditto.
4271         (_mm_mmask_i64gather_epi64): Ditto.
4272         (_mm256_i32scatter_ps): Change __addr type to void*.
4273         (_mm256_mask_i32scatter_ps): Ditto.
4274         (_mm_i32scatter_ps): Ditto.
4275         (_mm_mask_i32scatter_ps): Ditto.
4276         (_mm256_i32scatter_pd): Ditto.
4277         (_mm256_mask_i32scatter_pd): Ditto.
4278         (_mm_i32scatter_pd): Ditto.
4279         (_mm_mask_i32scatter_pd): Ditto.
4280         (_mm256_i64scatter_ps): Ditto.
4281         (_mm256_mask_i64scatter_ps): Ditto.
4282         (_mm_i64scatter_ps): Ditto.
4283         (_mm_mask_i64scatter_ps): Ditto.
4284         (_mm256_i64scatter_pd): Ditto.
4285         (_mm256_mask_i64scatter_pd): Ditto.
4286         (_mm_i64scatter_pd): Ditto.
4287         (_mm_mask_i64scatter_pd): Ditto.
4288         (_mm256_i32scatter_epi32): Ditto.
4289         (_mm256_mask_i32scatter_epi32): Ditto.
4290         (_mm_i32scatter_epi32): Ditto.
4291         (_mm_mask_i32scatter_epi32): Ditto.
4292         (_mm256_i32scatter_epi64): Ditto.
4293         (_mm256_mask_i32scatter_epi64): Ditto.
4294         (_mm_i32scatter_epi64): Ditto.
4295         (_mm_mask_i32scatter_epi64): Ditto.
4296         (_mm256_i64scatter_epi32): Ditto.
4297         (_mm256_mask_i64scatter_epi32): Ditto.
4298         (_mm_i64scatter_epi32): Ditto.
4299         (_mm_mask_i64scatter_epi32): Ditto.
4300         (_mm256_i64scatter_epi64): Ditto.
4301         (_mm256_mask_i64scatter_epi64): Ditto.
4302         (_mm_i64scatter_epi64): Ditto.
4303         (_mm_mask_i64scatter_epi64): Ditto.
4304         * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4305         (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4306         (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4307         (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4308         (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4309         (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4310         (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4311         (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4312         (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4313         (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4314         (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4315         (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4316         (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4317         (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4318         (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4319         (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4320         (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4321         (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4322         (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4323         (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4324         (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4325         (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4326         (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4327         (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4328         (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4329         (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4330         (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4331         (V16SF_V16SF_PCVOID_V16SI_HI_INT,  V8DF_V8DF_PCVOID_V8SI_QI_INT)
4332         (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4333         (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4334         (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4335         (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4336         (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4337         (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4338         (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4339         (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4340         (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4341         (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4342         (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4343         (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4344         (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4345         (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4346         (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4347         (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4348         (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4349         (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4350         (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4351         (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4352         (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4353         (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4354         (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4355         (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4356         (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4357         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4358         definitions accordingly.
4360 2017-01-17  Kito Cheng  <kito.cheng@gmail.com>
4361             Kuan-Lin Chen  <kuanlinchentw@gmail.com>
4363         PR target/79079
4364         * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4365         gen_lowpart.
4367 2017-01-17  Vladimir Makarov  <vmakarov@redhat.com>
4369         PR target/79058
4370         * ira-conflicts.c (ira_build_conflicts): Update total conflict
4371         hard regs for inner regno.
4373 2017-01-17  Martin Liska  <mliska@suse.cz>
4375         PR ipa/71207
4376         * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4377         assumption and add comment.
4379 2017-01-17  Nathan Sidwell  <nathan@acm.org>
4381         * ipa-visibility.c (localize_node): New function, broken out of ...
4382         (function_and_variable_visibility): ... here. Call it.
4384 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
4386         PR middle-end/77445
4387         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4388         correctly set frequency of oudgoing edge.
4389         (duplicate_thread_path): Fix profile updating.
4391 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
4393         PR other/79046
4394         * configure.ac: Add GCC_BASE_VER.
4395         * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4396         version from BASE-VER file.
4397         (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4398         (gcc.o): Depend on $(BASEVER).
4399         * common.opt (dumpfullversion): New option.
4400         * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4401         * doc/invoke.texi: Document -dumpfullversion.
4402         * doc/install.texi: Document --with-gcc-major-version-only.
4403         * configure: Regenerated.
4405 2017-01-17  Richard Biener  <rguenther@suse.de>
4407         PR tree-optimization/71433
4408         * tree-vrp.c (register_new_assert_for): Merge same asserts
4409         on all incoming edges.
4410         (process_assert_insertions_for): Handle insertions at the
4411         beginning of BBs.
4413 2017-01-17  Gerald Pfeifer  <gerald@pfeifer.com>
4415         * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4416         * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
4418 2017-01-17  Kaz Kojima  <kkojima@gcc.gnu.org>
4420         PR target/78633
4421         * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
4422         RTL sharing.
4424 2017-01-17  Alan Modra  <amodra@gmail.com>
4426         PR target/79066
4427         * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
4428         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
4429         symbolic stack limit when pic.
4431 2017-01-16  Martin Sebor  <msebor@redhat.com>
4433         PR tree-optimization/78608
4434         * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
4436 2017-01-16  Jeff Law  <law@redhat.com>
4438         Revert:
4439         2016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
4440         * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
4441         for several include directories that may be relative to sysroot.
4442         * config/i386/x-mingw32 (gplus_includedir): Define.
4443         (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
4444         (native_system_includedir): Likewise.
4445         * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
4446         override if TARGET_SYSTEM_ROOT is defined.
4447         (NATIVE_SYSTEM_HEADER_DIR): Likewise.
4449         PR tree-optimization/79090
4450         PR tree-optimization/33562
4451         PR tree-optimization/61912
4452         PR tree-optimization/77485
4453         * tree-ssa-dse.c (compute_trims): Accept STMT argument.  Dump STMT
4454         and computed trims into the dump file.
4456 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
4458         * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
4460 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
4462         PR c/79089
4463         * gimplify.c (gimplify_init_constructor): If want_value and
4464         object == lhs, unshare lhs to avoid invalid tree sharing.  Formatting
4465         fix.
4467         PR target/79080
4468         * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
4469         sequence.  Formatting fixes.
4470         (doloop_optimize): Formatting fixes.
4472         PR driver/49726
4473         * gcc.c (debug_level_greater_than_spec_func): New function.
4474         (static_spec_functions): Add debug-level-gt spec function.
4475         (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
4476         !g0.
4477         * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4478         * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4479         * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
4480         gpubnames, ggnu-pubnames, gno-record-gcc-switches,
4481         grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
4482         gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
4484 2017-01-16  Uros Bizjak  <ubizjak@gmail.com>
4486         * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
4487         QImode fixups to general and mask registers only.
4489 2017-01-16  Carl Love  <cel@us.ibm.com>
4491         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
4492         for built-in functions
4493         vector signed char vec_nabs (vector signed char)
4494         vector signed short vec_nabs (vector signed short)
4495         vector signed int vec_nabs (vector signed int)
4496         vector signed long long vec_nabs (vector signed long long)
4497         vector float vec_nabs (vector float)
4498         vector double vec_nabs (vector double)
4499         * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
4500         and NABS overload.
4501         * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
4502         * config/rs6000/altivec.h: New define for vec_nabs built-in function.
4503         * doc/extend.texi: Update the documentation file for the new built-in
4504         functions.
4506 2017-01-16  Martin Sebor  <msebor@redhat.com>
4508         * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
4509         message.
4511 2017-01-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4513         * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
4514         UNSPEC_VSX__XXSPLTD to require special splat handling.
4516 2017-01-16  David Malcolm  <dmalcolm@redhat.com>
4518         PR bootstrap/78616
4519         * system.h: Poison strndup.
4521 2017-01-16  Alan Modra  <amodra@gmail.com>
4523         PR target/79098
4524         * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
4525         use a switch.
4527 2017-01-16  Georg-Johann Lay  <avr@gjlay.de>
4529         * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
4531 2017-01-15  Uros Bizjak  <ubizjak@gmail.com>
4533         * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
4534         call recog here.  Assert that INSN_CODE (insn) is non-negative.
4536 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
4538         PR target/72749
4539         * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
4540         fallthrough.
4541         * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
4542         in the currently scheduled RTL fragment.
4544 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
4546         PR rtl-optimization/78751
4547         * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
4548         give up.
4550 2017-01-14  Jeff Law  <law@redhat.com>
4552         PR tree-optimization/79090
4553         * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
4554         variable length stores.
4555         (compute_trims): Delete dead assignment to *trim_tail.
4556         (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
4557         zero length.
4559 2017-01-14  Bernd Schmidt  <bschmidt@redhat.com>
4561         PR rtl-optimization/78626
4562         PR rtl-optimization/78727
4563         * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
4564         of a block, and split such blocks after everything else is finished.
4566 2017-01-14  Alan Modra  <amodra@gmail.com>
4568         PR target/72749
4569         * combine.c (recog_for_combine_1): Set INSN_CODE before calling
4570         target legitimate_combined_insn.
4571         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
4572         (rs6000_legitimate_combined_insn): New function.
4573         * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
4574         all uses.
4575         (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
4576         (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
4577         (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
4579 2017-01-14  Gerald Pfeifer  <gerald@pfeifer.com>
4581         * doc/frontends.texi (G++ and GCC): Remove references to Java.
4583 2017-01-13  Jeff Law  <law@redhat.com>
4585         PR tree-optimization/33562
4586         PR tree-optimization/61912
4587         PR tree-optimization/77485
4588         * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
4589         a statement.
4590         (delete_dead_assignment): Likewise.
4591         (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
4592         statement to delete_dead_call and delete_dead_assignment.
4594 2017-01-13  David Malcolm  <dmalcolm@redhat.com>
4596         PR c/78304
4597         * substring-locations.c (format_warning_va): Strengthen case 1 so
4598         that both endpoints of the substring must be within the format
4599         range for just the substring to be printed.
4601 2017-01-13  Uros Bizjak  <ubizjak@gmail.com>
4603         * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
4604         * config/i386/i386.c (ix86_target_string): Add missing options
4605         to isa_opts and reorder options by implied ISAs.  Rename isa_opts2 to
4606         isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
4607         flags_other and ix86_target_other to flags2_other.  Display unknown
4608         isa2 options.
4609         (ix86_valid_target_attribute_inner_p): Add missing options and
4610         reorder options by implied ISAs, as in ix86_target_string.
4612 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
4614         * hash-table.h (hash_table::too_empty_p): New function.
4615         (hash_table::expand): Use it.
4616         (hash_table::traverse): Likewise.
4617         (hash_table::empty_slot): Use sizeof (value_type) instead of
4618         sizeof (PTR) to convert bytes to elements.  Shrink the table
4619         if the current size is excessive for the current number of
4620         elements.
4622 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
4624         * ira-costs.c (record_reg_classes): Break from the inner loop
4625         early once alt_fail is known to be true.  Update outer loop
4626         handling accordingly.
4628 2017-01-13  Jeff Law  <law@redhat.com>
4630         * tree-ssa-dse.c (decrement_count): New function.
4631         (increment_start_addr, maybe_trim_memstar_call): Likewise.
4632         (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
4633         when we know the partially dead statement is a mem* function.
4635         PR tree-optimization/61912
4636         PR tree-optimization/77485
4637         * tree-ssa-dse.c: Include expr.h.
4638         (maybe_trim_constructor_store): New function.
4639         (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
4641         PR tree-optimization/33562
4642         PR tree-optimization/61912
4643         PR tree-optimization/77485
4644         * doc/invoke.texi: Document new dse-max-object-size param.
4645         * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
4646         * tree-ssa-dse.c: Include params.h.
4647         (dse_store_status): New enum.
4648         (initialize_ao_ref_for_dse): New, partially extracted from
4649         dse_optimize_stmt.
4650         (valid_ao_ref_for_dse, normalize_ref): New.
4651         (setup_live_bytes_from_ref, compute_trims): Likewise.
4652         (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
4653         (maybe_trim_partially_dead_store): Likewise.
4654         (maybe_trim_complex_store): Likewise.
4655         (dse_classify_store): Renamed from dse_possibly_dead_store_p.
4656         Track what bytes live from the original store.  Return tri-state
4657         for dead, partially dead or live.
4658         (dse_dom_walker): Add constructor, destructor and new private members.
4659         (delete_dead_call, delete_dead_assignment): New extracted from
4660         dse_optimize_stmt.
4661         (dse_optimize_stmt): Make a member of dse_dom_walker.
4662         Use initialize_ao_ref_for_dse.
4664         PR tree-optimization/33562
4665         PR tree-optimization/61912
4666         PR tree-optimization/77485
4667         * sbitmap.h (bitmap_count_bits): Prototype.
4668         (bitmap_clear_range, bitmap_set_range): Likewise.
4669         * sbitmap.c (bitmap_clear_range): New function.
4670         (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
4672 2017-01-13  Martin Liska  <mliska@suse.cz>
4674         PR ipa/79043
4675         * function.c (set_cfun): Add new argument force.
4676         * function.h (set_cfun): Likewise.
4677         * ipa-inline-transform.c (inline_call): Use the function when
4678         strict alising from is dropped for function we inline to.
4680 2017-01-13  Richard Biener  <rguenther@suse.de>
4682         * tree-pretty-print.c (dump_generic_node): Fix inverted condition
4683         for dumping GIMPLE INTEGER_CSTs.
4685 2017-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4687         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
4688         to 201112L since C++17.
4690 2017-01-13  Maxim Ostapenko  <m.ostapenko@samsung.com>
4692         PR sanitizer/78887
4693         * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
4694         if -fsanitize=kernel-address is present.
4696 2017-01-13  Richard Biener  <rguenther@suse.de>
4698         * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
4699         as _Literal ( type ) number in case usual suffixes do not
4700         preserve all information.
4702 2017-01-13  Richard Biener  <rguenther@suse.de>
4704         PR tree-optimization/77283
4705         * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
4706         and ssa-iterators.h.
4707         (is_feasible_trace): Implement a cost model based on joiner
4708         PHI node uses.
4710 2017-01-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
4712         PR target/79004
4713         * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
4714         char or short to __float128/_Float128 directly.
4716 2017-01-12  Martin Sebor  <msebor@redhat.com>
4718         to -Wformat-overflow.
4719         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
4720         (min_bytes_remaining): Same.
4721         (get_string_length): Same.
4722         (format_string): Same.
4723         (format_directive): Same.
4724         (add_bytes): Same.
4725         (pass_sprintf_length::handle_gimple_call): Same.
4727 2017-01-12  Jakub Jelinek  <jakub@redhat.com>
4729         * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
4730         info.nowrite calls with no lhs that can't throw.  Return bool
4731         whether gsi_remove has been called or not.
4732         (pass_sprintf_length::handle_gimple_call): Return bool whether
4733         try_substitute_return_value called gsi_remove.  Formatting fix.
4734         (pass_sprintf_length::execute): Don't use gsi_remove if
4735         handle_gimple_call returned true.
4737         PR bootstrap/79069
4738         * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
4739         be removed due to side-effects, don't remove following barrier nor
4740         turn the successor edge into fallthru edge.
4742 2017-01-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4744         PR target/79044
4745         * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
4746         element-reversing loads and stores as not swappable.
4748 2017-01-12  Nathan Sidwell  <nathan@acm.org>
4749             Nicolai Stange  <nicstange@gmail.com>
4751         * combine.c (try_combine): Don't ignore result of overlap checking
4752         loop.  Combine overlap & asm check into single loop.
4754 2017-01-12  Richard Biener  <rguenther@suse.de>
4756         * tree-pretty-print.c (dump_generic_node): Provide -gimple
4757         variant for MEM_REF.  Sanitize INTEGER_CST for -gimple.
4759 2017-01-12  Richard Biener  <rguenther@suse.de>
4761         * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
4762         and TS_TARGET_OPTION directly derive from TS_BASE.
4763         * tree-core.h (tree_optimization_option): Derive from tree_base.
4764         (tree_target_option): Likewise.
4766 2017-01-11  Uros Bizjak  <ubizjak@gmail.com>
4768         * config/i386/i386.c (memory_address_length): Increase len
4769         only when rip_relative_addr_p returns false.
4771 2017-01-11  Julia Koval  <julia.koval@intel.com>
4773         * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
4774         (OPTION_MASK_ISA_SGX_SET): New.
4775         (ix86_handle_option): Handle OPT_msgx.
4776         * config.gcc: Added sgxintrin.h.
4777         * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
4778         * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
4779         * config/i386/i386.c (ix86_target_string): Add -msgx.
4780         (PTA_SGX): New.
4781         (ix86_option_override_internal): Handle new options.
4782         (ix86_valid_target_attribute_inner_p): Add sgx.
4783         * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
4784         * config/i386/i386.opt: Add msgx.
4785         * config/i386/sgxintrin.h: New file.
4786         * config/i386/x86intrin.h: Add sgxintrin.h.
4788 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
4790         PR c++/71537
4791         * fold-const.c (maybe_nonzero_address): Return 1 for function
4792         local objects.
4793         (tree_single_nonzero_warnv_p): Don't handle function local objects
4794         here.
4796         PR c++/72813
4797         * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
4798         of c-header.
4800 2017-01-11  David Malcolm  <dmalcolm@redhat.com>
4802         PR driver/78877
4803         * opts.c: Include "spellcheck.h"
4804         (struct string_fragment): New struct.
4805         (struct edit_distance_traits<const string_fragment &>): New
4806         struct.
4807         (get_closest_sanitizer_option): New function.
4808         (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
4810 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
4812         * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
4813         by 12.
4814         (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
4815         DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
4816         (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
4817         (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
4818         for initial die_offset if dwarf_split_debug_info.
4819         (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
4820         initial next_die_offset if dwo_id is non-NULL.  Don't emit padding
4821         fields.
4822         (output_skeleton_debug_sections): Formatting fix.  Use
4823         DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
4824         DWARF_COMPILE_UNIT_HEADER_SIZE.  Don't emit padding.
4826 2017-01-11  Wilco Dijkstra  <wdijkstr@arm.com>
4828         * config/arm/cortex-a53.md: Add bypasses for
4829         cortex_a53_r2f_cvt.
4830         (cortex_a53_r2f): Only use for transfers.
4831         (cortex_a53_f2r): Likewise.
4832         (cortex_a53_r2f_cvt): Add reservation for conversions.
4833         (cortex_a53_f2r_cvt): Likewise.
4835 2017-01-11  Tamar Christina  <tamar.christina@arm.com>
4837         * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
4838         to all inlined functions, change static to extern.
4840 2017-01-11  Christophe Lyon  <christophe.lyon@linaro.org>
4842         PR target/78253
4843         * config/arm/arm.c (legitimize_pic_address): Handle reference to
4844         weak symbol.
4845         (arm_assemble_integer): Likewise.
4847 2017-01-11  Richard Earnshaw  <rearnsha@arm.com>
4849         * config.gcc: Use new awk script to check CPU, FPU and architecture
4850         parameters for --with-... options.
4851         * config/arm/parsecpu.awk: New file
4852         * config/arm/arm-cpus.in: New file.
4853         * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
4854         files.
4855         * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
4856         files.
4857         * config/arm/t-arm: Update dependency rules.
4858         * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
4859         of processing .def files.
4860         * config/arm/genopt.sh: Deleted.
4861         * config/arm/gentune.sh: Deleted.
4862         * config/arm/arm-cores.def: Deleted.
4863         * config/arm/arm-arches.def: Deleted.
4864         * config/arm/arm-fpus.def: Deleted.
4865         * config/arm/arm-tune.md: Regenerated.
4866         * config/arm/arm-tables.opt: Regenerated.
4867         * config/arm/arm-cpu.h: New generated file.
4868         * config/arm/arm-cpu-data.h: New generated file.
4869         * config/arm/arm-cpu-cdata.h: New generated file.
4871 2017-01-11  Maxim Ostapenko  <m.ostapenko@samsung.com>
4873         PR lto/79042
4874         * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
4875         bit.
4876         (input_varpool_node): Unpack dynamically_initialized bit.
4878 2017-01-11  Eric Botcazou  <ebotcazou@adacore.com>
4880         PR rtl-optimization/79032
4881         * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
4882         the alignment of the adjusted memory reference against that of MODE,
4883         instead of the alignment of the original memory reference.
4885 2017-01-11  Martin Jambor  <mjambor@suse.cz>
4887         * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
4888         test.
4889         * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
4890         decorated functions.
4892 2017-01-11  Richard Biener  <rguenther@suse.de>
4894         * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
4895         set range/nonnull info for PHI results.  Do not set it on
4896         stmts marked for removal.
4898 2017-01-10  Eric Botcazou  <ebotcazou@adacore.com>
4900         * expr.c (store_field): In the bitfield case, fetch the return value
4901         from the registers before applying a single big-endian adjustment.
4902         Always do a final load for a BLKmode value not larger than a word.
4904 2017-01-10  David Malcolm  <dmalcolm@redhat.com>
4906         PR c++/77949
4907         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
4908         that we correctly handle column numbers greater than
4909         LINE_MAP_MAX_COLUMN_NUMBER.
4911 2017-01-10  Martin Sebor  <msebor@redhat.com>
4913         PR middle-end/78245
4914         * gimple-ssa-sprintf.c (get_destination_size): Call
4915         {init,fini}object_sizes.
4916         * tree-object-size.c (addr_object_size): Adjust.
4917         (pass_through_call): Adjust.
4918         (pass_object_sizes::execute): Adjust.
4919         * tree-object-size.h (fini_object_sizes): Declare.
4921 2017-01-10  Martin Sebor  <msebor@redhat.com>
4923         PR tree-optimization/78775
4924         * builtins.c (get_size_range): Move...
4925         * calls.c: ...to here.
4926         (alloc_max_size): Accept zero argument.
4927         (operand_signed_p): Remove.
4928         (maybe_warn_alloc_args_overflow): Call get_size_range.
4929         * calls.h (get_size_range): Declare.
4931 2017-01-10  Joe Seymour  <joe.s@somniumtech.com>
4933         * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
4934         from TI's devices.csv file as of September 2016.
4935         * config/msp430/msp430.c (msp430_mcu_data): Likewise.
4937 2017-01-10  Sandra Loosemore  <sandra@codesourcery.com>
4939         * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
4940         * doc/invoke.texi: Likewise.
4941         * doc/md.texi: Likewise.
4942         * doc/objc.texi: Likewise.
4944 2017-01-10  Joshua Conner  <joshconner@google.com>
4946         * config/arm/fuchsia-elf.h: New file.
4947         * config/fuchsia.h: New file.
4948         * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
4949         (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
4950         targets.
4951         * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
4953 2016-01-10  Richard Biener  <rguenther@suse.de>
4955         PR tree-optimization/79034
4956         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4957         Propagate out degenerate PHIs in the joiner.
4959 2017-01-10  Martin Liska  <mliska@suse.cz>
4961         * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
4962         (sort_congruence_classes_by_decl_uid): Likewise.
4963         (sort_congruence_class_groups_by_decl_uid): Likewise.
4964         (sem_item_optimizer::merge_classes): Sort class, groups in these
4965         classes and members in the groups by DECL_UID of declarations.
4966         This would make merge operations stable.
4968 2017-01-10  Martin Liska  <mliska@suse.cz>
4970         * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
4971         usage of m_classes_vec.
4972         (sem_item_optimizer::~sem_item_optimizer):  Likewise.
4973         (sem_item_optimizer::get_group_by_hash): Likewise.
4974         (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
4975         (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
4976         (sem_item_optimizer::verify_classes): Likewise.
4977         (sem_item_optimizer::process_cong_reduction): Likewise.
4978         (sem_item_optimizer::dump_cong_classes): Likewise.
4979         (sem_item_optimizer::merge_classes): Likewise.
4980         * ipa-icf.h (congruence_class_hash): Rename from
4981         congruence_class_group_hash.  Remove declaration of m_classes_vec.
4983 2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>
4985         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
4986         OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
4987         * config.gcc: Add avx512vpopcntdqintrin.h.
4988         * config/i386/avx512vpopcntdqintrin.h: New.
4989         * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
4990         * config/i386/i386-builtin-types.def: Add new types.
4991         * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
4992         __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
4993         __builtin_ia32_vpopcountq_v8di_mask): New.
4994         * config/i386/i386-c.c (ix86_target_macros_internal): Define
4995         __AVX512VPOPCNTDQ__.
4996         * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
4997         (PTA_AVX512VPOPCNTDQ): Define.
4998         * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
4999         TARGET_AVX512VPOPCNTDQ_P): Define.
5000         * config/i386/i386.opt: Add mavx512vpopcntdq.
5001         * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5002         * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5004 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
5006         PR middle-end/77484
5007         * predict.def (PRED_CALL): Set to 67.
5009 2017-01-09  Eric Botcazou  <ebotcazou@adacore.com>
5011         * expr.c (store_field): In the bitfield case, if the value comes from
5012         a function call and is of an aggregate type returned in registers, do
5013         not modify the field mode; extract the value in all cases if the mode
5014         is BLKmode and the size is not larger than a word.
5016 2017-01-09  Dominique d'Humieres  <dominiq@lps.ens.fr>
5018         PR target/71017
5019         * config/i386/cpuid.h: Fix undefined behavior.
5021 2017-01-04  Jeff Law  <law@redhat.com>
5023         PR tree-optimization/79007
5024         PR tree-optimization/67955
5025         * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5026         conservative for pt.null when flag_non_call_exceptions is on.
5028 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
5030         PR translation/79019
5031         PR translation/79020
5032         * params.def (PARAM_INLINE_MIN_SPEEDUP,
5033         PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5034         PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5035         in descriptions.
5036         * config/avr/avr.opt (maccumulate-args): Likewise.
5037         * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5038         * common.opt (freport-bug): Likewise.
5039         * cif-code.def (CIF_FINAL_ERROR): Likewise.
5040         * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5041         * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5042         translatable string.
5043         * config/i386/i386.c (function_value_32): Likewise.
5044         * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5045         * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5046         Likewise.
5047         * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5048         * common/config/msp430/msp430-common.c (msp430_handle_option):
5049         Likewise.
5050         * symtab.c (symtab_node::verify_base): Likewise.
5051         * opts.c (set_debug_level): Likewise.
5052         * tree.c (verify_type_variant): Likewise.  Fix typo in comment.
5053         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5054         missing whitespace to translatable strings.
5055         * config/avr/avr.md (bswapsi2): Fix typo in comment.
5056         * config/sh/superh.h: Likewise.
5057         * config/i386/xopintrin.h: Likewise.
5058         * config/i386/znver1.md: Likewise.
5059         * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5060         * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5061         * double-int.h (struct double_int): Likewise.
5062         * double-int.c (div_and_round_double): Likewise.
5063         * wide-int.cc: Likewise.
5064         * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5065         * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5066         * cfgcleanup.c (crossjumps_occured): Renamed to ...
5067         (crossjumps_occurred): ... this.
5068         (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5069         Adjust all uses.
5071         PR tree-optimization/78899
5072         * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5073         returning bool return struct loop *, NULL for failure and the new
5074         loop on success.
5075         (versionable_outer_loop_p): Don't version outer loop if it has
5076         dont_vectorized bit set.
5077         (tree_if_conversion): When versioning outer loop, ensure
5078         tree_if_conversion is performed also on the inner loop of the
5079         non-vectorizable outer loop copy.
5080         * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix.  Fold
5081         LOOP_VECTORIZED in inner loop of the scalar outer loop and
5082         prevent vectorization of it.
5083         (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5084         the outer loop vectorization of the non-scalar version is attempted
5085         before vectorization of the inner loop in scalar version.  If
5086         outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5087         vectorization of its inner loop.
5088         * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5089         has 2 inner loops, rename also on edges from bb whose single pred
5090         is outer_loop->header.  Fix typo in function comment.
5092 2017-01-09  Martin Sebor  <msebor@redhat.com>
5094         PR bootstrap/79033
5095         * asan.c (asan_emit_stack_protection): Increase local buffer size
5096         to avoid snprintf truncation warning.
5098 2017-01-09  Andrew Pinski  <apinski@cavium.com>
5100         * config/aarch64/aarch64-cores.def: Add thunderx2t99.  Change vulcan
5101         to reference thunderx2t99 for the tuning structure
5102         * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5103         Rename to ...
5104         (thunderx2t99_extra_costs): This.
5105         * config/aarch64/aarch64-tune.md: Regenerate.
5106         * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5107         (vulcan_addrcost_table): This.
5108         (vulcan_regmove_cost): Rename to ...
5109         (thunderx2t99_regmove_cost): This.
5110         (vulcan_vector_cost): Rename to ...
5111         (thunderx2t99_vector_cost): this.
5112         (vulcan_branch_cost): Rename to ...
5113         (thunderx2t99_branch_cost): This.
5114         (vulcan_tunings): Rename to ...
5115         (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5116         * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5118 2017-01-09  Martin Jambor  <mjambor@suse.cz>
5120         PR ipa/78365
5121         PR ipa/78599
5122         * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5123         * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5124         (propagate_vr_accross_jump_function): Use the above function for all
5125         value range computations for pass-through jump functions and type
5126         converasion from explicit value range values.
5127         (ipcp_propagate_stage): Do not attempt to deduce types of formal
5128         parameters from TYPE_ARG_TYPES.
5129         * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5130         (ipa_write_node_info): Stream type of the actual argument.
5131         (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5133 2017-01-09  Martin Liska  <mliska@suse.cz>
5135         PR pch/78970
5136         * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5137         (lookup_compiler): Do not show error message with have_E.
5139 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
5141         PR tree-optimization/78938
5142         * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5143         where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5144         BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5145         {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR.  Formatting
5146         fixes.
5148 2017-01-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5150         * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5151         is const0_rtx.
5153 2017-01-09  Richard Biener  <rguenther@suse.de>
5155         PR tree-optimization/78997
5156         * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5157         name condition properly.
5159 2017-01-09  Richard Biener  <rguenther@suse.de>
5161         PR debug/79000
5162         * dwarf2out.c (is_cxx): New overload with context.
5163         (is_naming_typedef_decl): Use it.
5165 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
5167         * invoke.texi (Option Summary): Correct spacing in option lists
5168         and add line breaks to fix over-long lines.
5170 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
5172         PR middle-end/17660
5174         * extend.texi (Common Variable Attributes): Add xref to GCC
5175         Internals manual to explain mode attribute keywords.
5177 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
5179         PR other/16519
5180         * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5181         and Preprocessor Options.
5182         (Options for Linking): Document -pthread here....
5183         (RS/6000 and PowerPC Options): ...not here.
5184         (Solaris 2 Options): ...or here.
5185         * doc/cppopts.texi: Document -pthread.
5187 2017-01-08  Martin Sebor  <msebor@redhat.com>
5189         PR middle-end/77708
5190         * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5191         * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5192         New member functions.
5193         (format_directive): Used them.
5194         (add_bytes): Same.
5195         (pass_sprintf_length::handle_gimple_call): Same.
5196         * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5197         to avoid truncation for any argument.
5198         (extract_affine_mul): Same.
5199         * tree.c (get_file_function_name): Same.
5201 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
5203         PR middle-end/77484
5204         * predict.def (PRED_INDIR_CALL): Set to 86.
5206 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
5208         PR preprocessor/54124
5209         * doc/cppopts.texi: Reformat -d subtable to list the full name
5210         of the options.  Add cross-reference to the docs for the general
5211         compiler -d options.
5212         * doc/invoke.texi (Developer Options): Add cross-reference to the
5213         preprocessor-specific -d option documentation.
5215 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
5217         PR preprocessor/13498
5218         * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5219         redudant material, and reflect new command-line options.
5220         (System Headers): Likewise.
5222 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
5224         * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5225         -isystem, and -idirafter.  Copy-edit.
5226         * doc/cppopts.texi: Copy-edit.  Remove contradiction about
5227         default for -ftrack-macro-expansion.  Delete obsolete and
5228         badly-formatted implementation details about -fdebug-cpp output.
5229         * doc/cppwarnopts.texi: Copy-edit.
5231 2017-01-07  David Malcolm  <dmalcolm@redhat.com>
5233         PR c++/72803
5234         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5235         that the transition from a max line width >= 1<<10 to narrower
5236         lines works correctly.
5238 2017-01-07  Alexandre Oliva <aoliva@redhat.com>
5240         * doc/options.texi (PerFunction): New.
5241         * opt-functions.awk (switch_flags): Map both Optimization and
5242         PerFunction to CL_OPTIMIZATION.
5243         * opth-gen.awk: Test for PerFunction flag along with
5244         Optimization.
5245         * optc-save-gen.awk: Likewise.  Introduce var_opt_hash and set
5246         it only when the latter is present.  Skip those that don't in
5247         the hash function generator.
5248         * common.opt (fvar-tracking): Mark as PerFunction instead of
5249         Optimization.
5250         (fvar-tracking-assignments): Likewise.
5251         (fvar-tracking-assignments-toggle): Likewise.
5252         (fvar-tracking-uninit): Likewise.
5254 2017-01-07  Jakub Jelinek  <jakub@redhat.com>
5256         PR translation/79018
5257         * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5258         the and store.
5260 2017-01-06  Mikael Pettersson  <mikpelinux@gmail.com>
5262         PR target/57583
5263         * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5264         * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5265         TARGET_LONG_JUMP_TABLE_OFFSETS.
5266         * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5267         * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5268         * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5269         (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5270         * config/m68k/m68k.md (tablejump expander): Likewise.
5271         (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5272         TARGET_LONG_JUMP_TABLE_OFFSETS.
5273         (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5274         * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5276 2017-01-06  Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5277             David Holsgrove <david.holsgrove@xilinx.com>
5279         * common/config/microblaze/microblaze-common.c
5280         (TARGET_EXCEPT_UNWIND_INFO): Remove.
5281         * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5282         New prototype.
5283         * config/microblaze/microblaze.c (microblaze_must_save_register)
5284         (microblaze_expand_epilogue, microblaze_return_addr): Handle
5285         calls_eh_return.
5286         (microblaze_eh_return): New function.
5287         * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5288         (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5289         (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5290         * config/microblaze/microblaze.md (eh_return): New pattern.
5292 2017-01-06  Jakub Jelinek  <jakub@redhat.com>
5294         * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5295         GCC_DIAGNOSTIC_STRINGIFY): Define.
5297         * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5299 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
5301         * config/arm/arm.md (<mcrr>): New.
5302         (<mrrc>): New.
5303         * config/arm/arm.c (arm_arch5te): New.
5304         (arm_option_override): Set arm_arch5te.
5305         (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5306         and mrrc2.
5307         * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5308         (arm_mcrr_qualifiers): ... this. New.
5309         (MRRC_QUALIFIERS): Define to...
5310         (arm_mrrc_qualifiers): ... this. New.
5311         * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5312         __arm_mrrc2): New.
5313         * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5314         * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5315         (MRRCI, mrrc, MRRC): New.
5316         * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5317         VUNSPEC_MRRC2): New.
5319 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
5321         * config/arm/arm.md (<mcr>): New.
5322         (<mrc>): New.
5323         * config/arm/arm.c (arm_coproc_builtin_available): Add
5324         support for mcr, mrc, mcr2 and mrc2.
5325         * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5326         (arm_mcr_qualifiers): ... this. New.
5327         (MRC_QUALIFIERS): Define to ...
5328         (arm_mrc_qualifiers): ... this. New.
5329         (MCR_QUALIFIERS): Define to ...
5330         (arm_mcr_qualifiers): ... this. New.
5331         * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5332         __arm_mrc2): New.
5333         * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5334         * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5335         * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5336         VUNSPEC_MRC2): New.
5338 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
5340         * config/arm/arm.md (*ldc): New.
5341         (*stc): New.
5342         (<ldc>): New.
5343         (<stc>): New.
5344         * config/arm/arm.c (arm_coproc_builtin_available): Add
5345         support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5346         (arm_coproc_ldc_stc_legitimate_address): New.
5347         * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5348         'qualifier_const_pointer'.
5349         (LDC_QUALIFIERS): Define to...
5350         (arm_ldc_qualifiers): ... this. New.
5351         (STC_QUALIFIERS): Define to...
5352         (arm_stc_qualifiers): ... this. New.
5353         * config/arm/arm-protos.h
5354         (arm_coproc_ldc_stc_legitimate_address): New.
5355         * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5356         __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5357         * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5358         stc2, stcl, stc2l): New.
5359         * config/arm/constraints.md (Uz): New.
5360         * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5361         * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5362         VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5363         VUNSPEC_STC2L): New.
5365 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
5367         * config/arm/arm.md (<cdp>): New.
5368         * config/arm/arm.c (neon_const_bounds): Rename this ...
5369         (arm_const_bounds): ... this.
5370         (arm_coproc_builtin_available): New.
5371         * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5372         (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5373         (CDP_QUALIFIERS): Define to...
5374         (arm_cdp_qualifiers): ... this. New.
5375         (void_UP): Define.
5376         (arm_expand_builtin_args): Add case for 6 arguments.
5377         * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5378         (arm_const_bounds): ... this.
5379         (arm_coproc_builtin_available): New.
5380         * config/arm/arm_acle.h (__arm_cdp): New.
5381         (__arm_cdp2): New.
5382         * config/arm/arm_acle_builtins.def (cdp): New.
5383         (cdp2): New.
5384         * config/arm/iterators.md (CDPI,CDP,cdp): New.
5385         * config/arm/neon.md: Rename all 'neon_const_bounds' to
5386         'arm_const_bounds'.
5387         * config/arm/types.md (coproc): New.
5388         * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5389         * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5390         * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5391         arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5393 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
5395         * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5396         (UBINOP_QUALIFIERS): New.
5397         (si_UP): Define.
5398         (acle_builtin_data): New. Change comment.
5399         (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5400         ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5401         ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5402         arm_acle_builtins.def.
5403         (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5404         (arm_init_acle_builtins): New.
5405         (CRC32_BUILTIN): Remove.
5406         (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5407         crc32cb, crc32ch and crc32cw.
5408         (arm_init_crc32_builtins): Remove.
5409         (arm_init_builtins): Use arm_init_acle_builtins rather
5410         than arm_init_crc32_builtins.
5411         (arm_expand_acle_builtin): New.
5412         (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5413         * config/arm/arm_acle_builtins.def: New.
5415 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
5417         * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
5418         (arm_builtin_datum): ... this.
5419         (arm_init_neon_builtin): Rename to ...
5420         (arm_init_builtin): ... this. Add a new parameters PREFIX
5421         and USE_SIG_IN_NAME.
5422         (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
5423         'arm_init_builtin'. Replace type 'neon_builtin_datum' with
5424         'arm_builtin_datum'.
5425         (arm_init_vfp_builtins): Likewise.
5426         (builtin_arg): Rename enum's replacing 'NEON_ARG' with
5427         'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
5428         (arm_expand_neon_args): Rename to ...
5429         (arm_expand_builtin_args): ... this. Rename builtin_arg
5430         enum values and differentiate between ARG_BUILTIN_MEMORY
5431         and ARG_BUILTIN_NEON_MEMORY.
5432         (arm_expand_neon_builtin_1): Rename to ...
5433         (arm_expand_builtin_1): ... this. Rename builtin_arg enum
5434         values, arm_expand_builtin_args and add bool parameter NEON.
5435         (arm_expand_neon_builtin): Use arm_expand_builtin_1.
5436         (arm_expand_vfp_builtin): Likewise.
5437         (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
5439 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
5441         PR middle-end/77484
5442         * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
5443         * predict.c (tree_estimate_probability_bb): Reverse direction of
5444         polymorphic call predictor.
5446 2017-01-06  David Malcolm  <dmalcolm@redhat.com>
5448         * passes.c (execute_one_pass): Split out pass-skipping logic into...
5449         (determine_pass_name_match): ...this new function and...
5450         (should_skip_pass_p): ...this new function.
5452 2017-01-06  Nathan Sidwell  <nathan@acm.org>
5454         * ipa-visibility.c (function_and_variable_visibility): Reformat
5455         comments and long lines.  Remove extrneous if.
5456         * symtab.c (symtab_node::make_decl_local): Fix code format.
5457         (symtab_node::set_section_for_node): Fix comment typo.
5459 2017-01-06  Martin Liska  <mliska@suse.cz>
5461         PR bootstrap/79003
5462         * lra-constraints.c: Rename invariant to lra_invariant.
5463         * predict.c (set_even_probabilities): Initialize e to NULL.
5465 2017-01-05  Martin Sebor  <msebor@redhat.com>
5467         PR tree-optimization/78910
5468         * gimple-ssa-sprintf.c (tree_digits): Add an argument.
5469         (format_integer): Correct off-by-one error in the handling
5470         of precision with negative numbers in signed conversions..
5472 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
5474         * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
5476 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
5478         PR tree-optimization/71016
5479         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
5480         factor_out_conditional_conversion.  Formatting fix.
5481         (factor_out_conditional_conversion): Add cond_stmt argument.
5482         If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
5483         cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
5484         Formatting fix.
5486 2017-01-05  David Malcolm  <dmalcolm@redhat.com>
5488         * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
5489         read-rtl-function.o, and selftest-rtl.o.
5490         * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
5491         (selftest::aarch64_test_loading_full_dump): New function.
5492         (selftest::aarch64_run_selftests): New function.
5493         (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
5494         selftest::aarch64_run_selftests.
5495         * config/i386/i386.c
5496         (selftest::ix86_test_loading_dump_fragment_1): New function.
5497         (selftest::ix86_test_loading_call_insn): New function.
5498         (selftest::ix86_test_loading_full_dump): New function.
5499         (selftest::ix86_test_loading_unspec): New function.
5500         (selftest::ix86_run_selftests): Call the new functions.
5501         * emit-rtl.c (maybe_set_max_label_num): New function.
5502         * emit-rtl.h (maybe_set_max_label_num): New decl.
5503         * function.c (instantiate_decls): Guard call to
5504         instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
5505         * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
5506         "static".
5507         * gensupport.c (gen_reader::gen_reader): Pass "false"
5508         for new "compact" param of rtx_reader.
5509         * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
5510         rather than an empty string for NULL strings.
5511         * read-md.c: Potentially include config.h rather than bconfig.h.
5512         Wrap include of errors.h with #ifdef GENERATOR_FILE.
5513         (have_error): New global, copied from errors.c.
5514         (md_reader::read_name): Rename to...
5515         (md_reader::read_name_1): ...this, adding "out_loc" param,
5516         and converting "missing name or number" to returning false, rather
5517         than failing.
5518         (md_reader::read_name): Reimplement in terms of read_name_1.
5519         (md_reader::read_name_or_nil): New function.
5520         (md_reader::read_string): Handle "(nil)" by returning NULL.
5521         (md_reader::md_reader): Add new param "compact".
5522         (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
5523         (md_reader::read_file): New method.
5524         * read-md.h (md_reader::md_reader): Add new param "compact".
5525         (md_reader::read_file): New method.
5526         (md_reader::is_compact): New accessor.
5527         (md_reader::read_name): Convert return type from void to file_location.
5528         (md_reader::read_name_or_nil): New decl.
5529         (md_reader::read_name_1): New decl.
5530         (md_reader::m_compact): New field.
5531         (noop_reader::noop_reader): Pass "false" for new "compact" param
5532         of rtx_reader.
5533         (rtx_reader::rtx_reader): Add new "compact" param.
5534         (rtx_reader::read_rtx_operand): Make virtual and convert return
5535         type from void to rtx.
5536         (rtx_reader::read_until): New decl.
5537         (rtx_reader::handle_any_trailing_information): New virtual function.
5538         (rtx_reader::postprocess): New virtual function.
5539         (rtx_reader::finalize_string): New virtual function.
5540         (rtx_reader::m_in_call_function_usage): New field.
5541         (rtx_reader::m_reuse_rtx_by_id): New field.
5542         * read-rtl-function.c: New file.
5543         * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
5544         * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
5545         (selftest::verify_three_block_rtl_cfg): New decl.
5546         * read-rtl-function.h: New file.
5547         * read-rtl.c: Potentially include config.h rather than bconfig.h.
5548         For host, include function.h, memmodel.h, and emit-rtl.h.
5549         (one_time_initialization): New function.
5550         (struct compact_insn_name): New struct.
5551         (compact_insn_names): New array.
5552         (find_code): Handle insn codes in compact dumps.
5553         (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
5554         (bind_subst_iter_and_attr): Likewise.
5555         (add_condition_to_string): Likewise.
5556         (add_condition_to_rtx): Likewise.
5557         (apply_attribute_uses): Likewise.
5558         (add_current_iterators): Likewise.
5559         (apply_iterators): Likewise.
5560         (initialize_iterators): Guard usage of apply_subst_iterator with
5561         #ifdef GENERATOR_FILE.
5562         (read_conditions): Wrap with #ifdef GENERATOR_FILE.
5563         (md_reader::read_mapping): Likewise.
5564         (add_define_attr_for_define_subst): Likewise.
5565         (add_define_subst_attr): Likewise.
5566         (read_subst_mapping): Likewise.
5567         (check_code_iterator): Likewise.
5568         (rtx_reader::read_rtx): Likewise.  Move one-time initialization
5569         logic to...
5570         (one_time_initialization): New function.
5571         (rtx_reader::read_until): New method.
5572         (read_flags): New function.
5573         (parse_reg_note_name): New function.
5574         (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
5575         Handle reuse_rtx ids.
5576         Wrap iterator lookup within #ifdef GENERATOR_FILE.
5577         Add parsing support for RTL dumps, mirroring the special-cases in
5578         print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
5579         values, and calling handle_any_trailing_information.
5580         (rtx_reader::read_rtx_operand): Convert return type from void
5581         to rtx, returning return_rtx.  Handle case 'e'.  Call
5582         finalize_string on XSTR and XTMPL fields.
5583         (rtx_reader::read_nested_rtx):  Handle dumps in which trailing
5584          "(nil)" values were omitted.  Call the postprocess vfunc on the
5585         return_rtx.
5586         (rtx_reader::rtx_reader): Add new "compact" param and pass to base
5587         class ctor.  Initialize m_in_call_function_usage.  Call
5588         one_time_initialization.
5589         * rtl-tests.c (selftest::test_uncond_jump): Call
5590         set_new_first_and_last_insn.
5591         * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
5592         * selftest-rtl.c: New file.
5593         * selftest-rtl.h (class selftest::rtl_dump_test): New class.
5594         (selftest::get_insn_by_uid): New decl.
5595         * selftest-run-tests.c (selftest::run_tests): Call
5596         read_rtl_function_c_tests.
5597         * selftest.h  (selftest::read_rtl_function_c_tests): New decl.
5598         * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
5599         dumps.
5601 2017-01-05  Uros Bizjak  <ubizjak@gmail.com>
5603         * config/i386/i386.md (*testqi_ext_3): No need to handle memory
5604         operands in a special way.  Assert that pos+len <= mode precision.
5606 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
5608         * common.opt (fvect-cost-model): Remove RejectNegative flag, use
5609         3 argument Alias with unlimited for the negative form.
5610         (fno-vect-cost-model): Removed.
5612 2017-01-05  Martin Liska  <mliska@suse.cz>
5614         * hsa-gen.c (gen_hsa_divmod): New function.
5615         (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
5617 2017-01-05  Martin Liska  <mliska@suse.cz>
5619         PR pch/78970
5620         * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
5621         header.
5623 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
5625         * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
5626         small constant length operands.
5628 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
5630         * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
5631         between loop iterations.
5633 2017-01-05  Martin Liska  <mliska@suse.cz>
5635         PR sanitizer/78815
5636         * gimplify.c (gimplify_decl_expr): Compare to
5637         asan_poisoned_variables instread of checking flags.
5638         (gimplify_target_expr): Likewise.
5639         (gimplify_expr): Likewise.
5640         (gimplify_function_tree): Conditionally initialize
5641         asan_poisoned_variables.
5643 2017-01-04  Jeff Law  <law@redhat.com>
5645         PR tree-optimizatin/78812
5646         * rtl.h (contains_mem_rtx_p): Prototype.
5647         * ifcvt.c (containts_mem_rtx_p): Move from here to...
5648         * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
5649         * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
5650         and prune MEMs that are not at the toplevel of a SET_SRC rtx.  Look
5651         through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
5653 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
5655         * input.c (assert_char_at_range): Default-initialize actual_range.
5657 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
5659         * df-scan.c (df_ref_create_structure): Make regno unsigned,
5660         to match the caller.
5662 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
5664         * cfgexpand.c (expand_gimple_basic_block): Disregard debug
5665         insns after final jump in test to emit dummy move.
5667 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
5669         * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
5670         * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
5672 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
5674         * multiple_target.c (create_dispatcher_calls): Init e_next.
5675         * tree-ssa-loop-split.c (split_loop): Init border.
5676         * tree-vect-loop.c (vect_determine_vectorization_factor): Init
5677         scalar_type.
5679 2017-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
5681         PR target/71977
5682         PR target/70568
5683         PR target/78823
5684         * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
5685         (altivec_register_operand): Do not return true if the operand
5686         contains a SUBREG mixing SImode and SFmode.
5687         (vsx_register_operand): Likewise.
5688         (vsx_reg_sfsubreg_ok): New predicate.
5689         (vfloat_operand): Do not return true if the operand contains a
5690         SUBREG mixing SImode and SFmode.
5691         (vint_operand): Likewise.
5692         (vlogical_operand): Likewise.
5693         (gpc_reg_operand): Likewise.
5694         (int_reg_operand): Likewise.
5695         * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
5696         * config/rs6000/rs6000.c (valid_sf_si_move): New function to
5697         determine if a MOVSI or MOVSF operation contains SUBREGs that mix
5698         SImode and SFmode.
5699         (rs6000_emit_move_si_sf_subreg): New helper function.
5700         (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
5701         fixup SUBREGs involving SImode and SFmode.
5702         * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
5703         numbers for the new peephole2 optimization.
5704         (peephole2 for SFmode unions): New peephole2 to optimize cases in
5705         the GLIBC math library that do AND/IOR/XOR operations on single
5706         precision floating point.
5707         * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
5708         target macros to say whether we need to avoid SUBREGs mixing
5709         SImode and SFmode.
5710         (TARGET_ALLOW_SF_SUBREG): Likewise.
5711         * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
5712         (UNSPEC_SI_FROM_SF): Likewise.
5713         (iorxor): Change spacing.
5714         (and_ior_xor): New iterator for AND, IOR, and XOR.
5715         (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
5716         (movdi_from_sf_zero_ext): Likewise.
5717         (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
5718         instead of gpc_reg_operand.  Add SImode/SFmode SUBREG support.
5719         (movsf_from_si): New insn for SImode/SFmode SUBREG support.
5720         (fma<mode>4): Use gpc_reg_operand instead of register_operand.
5721         (fms<mode>4): Likewise.
5722         (fnma<mode>4): Likewise.
5723         (fnms<mode>4): Likewise.
5724         (nfma<mode>4): Likewise.
5725         (nfms<mode>4): Likewise.
5727 2017-01-04  Marek Polacek  <polacek@redhat.com>
5729         PR c++/64767
5730         * doc/invoke.texi: Document -Wpointer-compare.
5732 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
5734         * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
5735         RejectNegative.
5737         * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
5738         descriptions for -gdwarf-5 and emit them as uleb128 instead of
5739         2-byte data.
5741 2017-01-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>
5743         PR target/78056
5744         * doc/sourcebuild.texi (PowerPC-specific attributes): Add
5745         documentation of the powerpc_popcntb_ok attribute.
5746         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
5747         code to issue warning messages if a requested CPU configuration is
5748         not supported by the binary (assembler and loader) toolchain.
5749         (spe_init_builtins): Add two assertions to prevent ICE if attempt is
5750         made to define a built-in function that has been disabled.
5751         (paired_init_builtins): Add assertion to prevent ICE if attempt is
5752         made to define a built-in function that has been disabled.
5753         (altivec_init_builtins): Add comment explaining why definition
5754         of the DST built-in functions is not preceded by an assertion
5755         check.  Add assertions to prevent ICE if attempts are made to
5756         define an altivec predicate or an abs* built-in function that has
5757         been disabled.
5758         (htm_init_builtins): Add comment explaining why definition of the
5759         htm built-in functions is not preceded by an assertion check.
5761 2017-01-04  Jeff Law  <law@redhat.com>
5763         PR tree-optimizatin/67955
5764         * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
5765         Allow any SSA_VAR_P as the base objects.  Use integer_zerop.  Verify
5766         the points-to solution does not include pt_null.  Use DECL_PT_UID
5767         unconditionally.
5769 2017-01-04  Uros Bizjak  <ubizjak@gmail.com>
5771         * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
5772         Use gen_int_mode instead of gen_lopwart for const_int operands.
5774 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
5776         PR tree-optimization/71563
5777         * match.pd: Simplify X << Y into X if Y is known to be 0 or
5778         out of range value - has low bits known to be zero.
5780 2017-01-04  Alan Modra  <amodra@gmail.com>
5782         * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
5783         * configure: Regenerate.
5784         * config.in: Regenerate.
5786 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
5788         PR bootstrap/77569
5789         * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
5790         a substring of the message, but strcmp with the whole message.  Ifdef
5791         ENABLE_NLS, translate the message first using dgettext.
5793 2017-01-03  Jeff Law  <law@redhat.com>
5795         PR tree-optimizatin/78856
5796         * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
5797         (mark_threaded_blocks): Remove code to truncate thread paths that
5798         cross multiple loop headers.  Instead invalidate the cached loop
5799         iteration information and handle case of a thread path walking
5800         into an irreducible region.
5802 2017-01-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
5804         PR target/78900
5805         * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
5806         assertions.  Add support for doing the signbit if the IEEE 128-bit
5807         floating point value is in a GPR.
5808         * config/rs6000/rs6000.md (Fsignbit): Delete.
5809         (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
5810         Update the length attribute if the value is in a GPR.
5811         (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
5812         the sign or zero extension instruction, since the value is always 0/1.
5813         (signbit<mode>2_dm2): Delete using <Fsignbit>.
5815         PR target/78953
5816         * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
5817         extracting SImode to a GPR register so that we can generate a
5818         store, limit the vector to be in a traditional Altivec register
5819         for the vextuwrx instruction.
5821 2017-01-03  Ian Lance Taylor  <iant@google.com>
5823         * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
5825 2017-01-03  Martin Sebor  <msebor@redhat.com>
5827         PR tree-optimization/78696
5828         * gimple-ssa-sprintf.c (format_floating): Correct handling of
5829         precision.  Use MPFR for %f for greater fidelity.  Correct handling
5830         of %g.
5831         (pass_sprintf_length::compute_format_length): Set width and precision
5832         specified by asrerisk to void_node for vararg functions.
5833         (try_substitute_return_value): Adjust dump output.
5835 2017-01-03  David Edelsohn  <dje.gcc@gmail.com>
5837         * doc/invoke.texi (RS6000 options): LRA is enabled by default.
5839 2017-01-03  Eric Botcazou  <ebotcazou@adacore.com>
5841         * doc/invoke.texi (SPARC options): Document -mlra as the default.
5842         * config/sparc/sparc.c (sparc_option_override): Force LRA unless
5843         -mlra/-mno-lra was passed to the compiler.
5845 2017-01-03  James Cowgill  <James.Cowgill@imgtec.com>
5847         PR rtl-optimization/65618
5848         * emit-rtl.c (try_split): Move initialization of "before" and
5849         "after" to just before the call to emit_insn_after_setloc.
5851 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
5853         * doc/md.texi (Standard Names): Remove reference to Java frontend.
5855 2017-01-03  Pierre-Marie de Rodat  <derodat@adacore.com>
5857         * dwarf2out.c (gen_enumeration_type_die): When
5858         -gno-strict-dwarf, add a DW_AT_encoding attribute.
5860 2017-01-03  Jakub Jelinek  <jakub@redhat.com>
5862         PR tree-optimization/78965
5863         * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
5864         Change first argument from const call_info & to call_info &.  For %n
5865         set info.nowrite to false.
5867         PR middle-end/78901
5868         * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
5869         possibly throwing calls.
5871         * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
5872         and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
5873         and fns handling, rather than in a separate case SSA_NAME.
5875 2017-01-02  Jeff Law  <law@redhat.com>
5877         * config/darwin-driver.c (darwin_driver_init): Const-correctness
5878         fixes for first_period and second_period variables.
5880 2017-01-02  Uros Bizjak  <ubizjak@gmail.com>
5882         PR target/78967
5883         * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
5884         (*insvqi_1): New insn pattern.
5885         (*insvqi_1_mem_rex64): Ditto.
5886         (*insvqi_2): Ditto.
5887         (*insvqi_3): Rename from *insvqi.
5889         (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
5891 2017-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
5893         * doc/cfg.texi (Edges): Remove reference to Java.
5894         (Maintaining the CFG): Ditto.
5896 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
5898         PR middle-end/77674
5899         * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
5900         transparent aliases.
5902 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
5904         PR middle-end/77484
5905         * predict.def (PRED_CALL): Update hitrate.
5906         (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
5907         * predict.c (tree_estimate_probability_bb): Split CALL predictor
5908         into direct/indirect/polymorphic variants.
5910 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
5912         Update copyright years.
5914         * gcc.c (process_command): Update copyright notice dates.
5915         * gcov-dump.c (print_version): Ditto.
5916         * gcov.c (print_version): Ditto.
5917         * gcov-tool.c (print_version): Ditto.
5918         * gengtype.c (create_file): Ditto.
5919         * doc/cpp.texi: Bump @copying's copyright year.
5920         * doc/cppinternals.texi: Ditto.
5921         * doc/gcc.texi: Ditto.
5922         * doc/gccint.texi: Ditto.
5923         * doc/gcov.texi: Ditto.
5924         * doc/install.texi: Ditto.
5925         * doc/invoke.texi: Ditto.
5927 Copyright (C) 2017 Free Software Foundation, Inc.
5929 Copying and distribution of this file, with or without modification,
5930 are permitted in any medium without royalty provided the copyright
5931 notice and this notice are preserved.